configure: Simplify an expression with enabled_all.
[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 123 --disable-network disable network support [no]
7f3f5f46 124 --disable-dct disable DCT code
0b499c9b 125 --disable-error-resilience disable error resilience 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]
84d3ff50 203 --enable-libwavpack enable wavpack encoding via libwavpack [no]
06454877 204 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 205 --enable-libxavs enable AVS encoding via xavs [no]
06454877
MR
206 --enable-libxvid enable Xvid encoding via xvidcore,
207 native MPEG-4/Xvid encoder exists [no]
a060866f 208 --enable-openssl enable openssl [no]
45235ac4 209 --enable-x11grab enable X11 grabbing [no]
06454877
MR
210 --enable-zlib enable zlib [autodetect]
211
212Advanced options (experts only):
06454877
MR
213 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
214 --enable-cross-compile assume a cross-compiler is used
215 --sysroot=PATH root of cross-build tree
216 --sysinclude=PATH location of cross-build system headers
217 --target-os=OS compiler targets OS [$target_os]
218 --target-exec=CMD command to run executables on target
219 --target-path=DIR path to view of build directory on target
ba13606c 220 --target-samples=DIR path to samples directory on target
aeeb782c 221 --toolchain=NAME set tool defaults according to NAME
06454877 222 --nm=NM use nm tool
121d78d0 223 --ar=AR use archive tool AR [$ar_default]
06454877
MR
224 --as=AS use assembler AS [$as_default]
225 --cc=CC use C compiler CC [$cc_default]
193cdd9a 226 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
06454877
MR
227 --ld=LD use linker LD
228 --host-cc=HOSTCC use host C compiler HOSTCC
229 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 230 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 231 --host-ld=HOSTLD use host linker HOSTLD
06454877
MR
232 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
233 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 234 --host-os=OS compiler host OS [$target_os]
06454877
MR
235 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
236 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
237 --extra-libs=ELIBS add ELIBS [$ELIBS]
238 --extra-version=STRING version string suffix []
193cdd9a 239 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 240 --build-suffix=SUFFIX library name suffix []
3b327a4b 241 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
MR
242 --arch=ARCH select architecture [$arch]
243 --cpu=CPU select the minimum required CPU (affects
244 instruction selection, may crash on older CPUs)
3b327a4b
DB
245 --enable-pic build position-independent code
246 --enable-sram allow use of on-chip SRAM
193cdd9a 247 --enable-thumb compile for Thumb instruction set
3b327a4b 248 --disable-symver disable symbol versioning
3b327a4b
DB
249 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
250 --disable-safe-bitstream-reader
251 disable buffer boundary checking in bitreaders
252 (faster, but may crash)
253 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 254 --enable-lto use link-time optimization
3b327a4b
DB
255
256Optimization options (experts only):
c8a4ae00 257 --disable-asm disable all assembler optimizations
06454877
MR
258 --disable-altivec disable AltiVec optimizations
259 --disable-amd3dnow disable 3DNow! optimizations
260 --disable-amd3dnowext disable 3DNow! extended optimizations
261 --disable-mmx disable MMX optimizations
239fdf1b 262 --disable-mmxext disable MMXEXT optimizations
06454877 263 --disable-sse disable SSE optimizations
50cd43f2
DB
264 --disable-sse2 disable SSE2 optimizations
265 --disable-sse3 disable SSE3 optimizations
06454877 266 --disable-ssse3 disable SSSE3 optimizations
50cd43f2
DB
267 --disable-sse4 disable SSE4 optimizations
268 --disable-sse42 disable SSE4.2 optimizations
87f1355f 269 --disable-avx disable AVX optimizations
79687079 270 --disable-fma4 disable FMA4 optimizations
06454877
MR
271 --disable-armv5te disable armv5te optimizations
272 --disable-armv6 disable armv6 optimizations
273 --disable-armv6t2 disable armv6t2 optimizations
b3267559 274 --disable-vfp disable VFP optimizations
5ea20630 275 --disable-neon disable NEON optimizations
06454877 276 --disable-vis disable VIS optimizations
afb5ed55 277 --disable-inline-asm disable use of inline assembler
06454877 278 --disable-yasm disable use of yasm assembler
06454877 279
070c5d0f 280Developer options (useful when working on Libav itself):
06454877
MR
281 --disable-debug disable debugging symbols
282 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
MR
283 --disable-optimizations disable compiler optimizations
284 --enable-extra-warnings enable more compiler warnings
52b3cc60 285 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 286 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
287 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
288 should be used only for debugging purposes)
154caa67
MR
289 --enable-random randomly enable/disable components
290 --disable-random
291 --enable-random=LIST randomly enable/disable specific components or
292 --disable-random=LIST component groups. LIST is a comma-separated list
293 of NAME[:PROB] entries where NAME is a component
294 (group) and PROB the probability associated with
295 NAME (default 0.5).
296 --random-seed=VALUE seed value for --enable/disable-random
06454877
MR
297
298NOTE: Object files are built at the place where configure is launched.
299EOF
60e8bc13 300 exit 0
74c53c2d 301}
cf9d24ad 302
0884fadf
MR
303quotes='""'
304
57bd82d4 305log(){
2270b4b2 306 echo "$@" >> $logfile
57bd82d4
MR
307}
308
720c69da 309log_file(){
c8e9f801 310 log BEGIN $1
2270b4b2 311 pr -n -t $1 >> $logfile
c8e9f801
MR
312 log END $1
313}
314
2ba042a7 315echolog(){
c8e9f801 316 log "$@"
57bd82d4 317 echo "$@"
2ba042a7
MR
318}
319
7bfc8ae6
MR
320warn(){
321 log "WARNING: $*"
322 WARNINGS="${WARNINGS}WARNING: $*\n"
323}
324
2ba042a7
MR
325die(){
326 echolog "$@"
327 cat <<EOF
d326cf7f 328
2ba042a7 329If you think configure made a mistake, make sure you are using the latest
4a6a21f5 330version from Git. If the latest version fails, report the problem to the
070c5d0f 331libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 332EOF
e155a21a 333 if disabled logging; then
2ba042a7 334 cat <<EOF
e155a21a
DB
335Rerun configure with logging enabled (do not use --disable-logging), and
336include the log this produces with your report.
2ba042a7
MR
337EOF
338 else
f69f51b3 339 cat <<EOF
e155a21a
DB
340Include the log file "$logfile" produced by configure as this will help
341solving the problem.
2ba042a7
MR
342EOF
343 fi
57bd82d4
MR
344 exit 1
345}
346
6c6007d6 347# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 348toupper(){
6c6007d6 349 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
350}
351
4a5444db 352tolower(){
6c6007d6 353 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
354}
355
14a8acf1
MR
356c_escape(){
357 echo "$*" | sed 's/["\\]/\\\0/g'
358}
359
b04251c5
MR
360sh_quote(){
361 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 362 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
363 echo "$v"
364}
365
bb7a22b5
MR
366cleanws(){
367 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
368}
369
be8f2501
MR
370filter(){
371 pat=$1
372 shift
373 for v; do
98ef6079 374 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
375 done
376}
377
9d201b26
MR
378filter_out(){
379 pat=$1
380 shift
381 for v; do
382 eval "case $v in $pat) ;; *) echo $v ;; esac"
383 done
384}
385
36e2dea0
MR
386map(){
387 m=$1
388 shift
e0e335a0 389 for v; do eval $m; done
36e2dea0
MR
390}
391
43b73d59
DB
392add_suffix(){
393 suffix=$1
394 shift
395 for v; do echo ${v}${suffix}; done
396}
397
a8d04fba
MR
398set_all(){
399 value=$1
400 shift
401 for var in $*; do
402 eval $var=$value
403 done
404}
405
72a43668
MR
406set_weak(){
407 value=$1
408 shift
409 for var; do
410 eval : \${$var:=$value}
411 done
412}
413
f868b24d
DB
414sanitize_var_name(){
415 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
416}
417
3f8040db
MR
418set_safe(){
419 var=$1
420 shift
f868b24d 421 eval $(sanitize_var_name "$var")='$*'
3f8040db
MR
422}
423
424get_safe(){
f868b24d 425 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
426}
427
799c9e9b 428pushvar(){
4d810ad2
MS
429 for pvar in $*; do
430 eval level=\${${pvar}_level:=0}
431 eval ${pvar}_${level}="\$$pvar"
432 eval ${pvar}_level=$(($level+1))
799c9e9b
MR
433 done
434}
435
436popvar(){
4d810ad2
MS
437 for pvar in $*; do
438 eval level=\${${pvar}_level:-0}
799c9e9b
MR
439 test $level = 0 && continue
440 eval level=$(($level-1))
4d810ad2
MS
441 eval $pvar="\${${pvar}_${level}}"
442 eval ${pvar}_level=$level
443 eval unset ${pvar}_${level}
799c9e9b
MR
444 done
445}
446
a8d04fba
MR
447enable(){
448 set_all yes $*
449}
450
451disable(){
452 set_all no $*
453}
454
72a43668
MR
455enable_weak(){
456 set_weak yes $*
457}
458
459disable_weak(){
460 set_weak no $*
461}
462
72702705 463enable_safe(){
fd07f803
MR
464 for var; do
465 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
466 done
72702705
MR
467}
468
469disable_safe(){
fd07f803
MR
470 for var; do
471 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
472 done
72702705
MR
473}
474
f9d328da
MR
475do_enable_deep(){
476 for var; do
477 enabled $var && continue
478 eval sel="\$${var}_select"
c510c7b5
MR
479 eval sgs="\$${var}_suggest"
480 pushvar var sgs
f9d328da 481 enable_deep $sel
c510c7b5
MR
482 popvar sgs
483 enable_deep_weak $sgs
f9d328da
MR
484 popvar var
485 done
486}
487
488enable_deep(){
489 do_enable_deep $*
490 enable $*
491}
492
72a43668 493enable_deep_weak(){
ffb068ce
MS
494 for var; do
495 disabled $var && continue
496 pushvar var
497 do_enable_deep $var
498 popvar var
499 enable_weak $var
500 done
72a43668
MR
501}
502
57bd82d4 503enabled(){
3250003c
MR
504 test "${1#!}" = "$1" && op== || op=!=
505 eval test "x\$${1#!}" $op "xyes"
44161118
MR
506}
507
37970ebf 508disabled(){
3250003c
MR
509 test "${1#!}" = "$1" && op== || op=!=
510 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
511}
512
44161118
MR
513enabled_all(){
514 for opt; do
515 enabled $opt || return 1
516 done
517}
518
85bca2c5
DB
519disabled_all(){
520 for opt; do
521 disabled $opt || return 1
522 done
523}
524
44161118
MR
525enabled_any(){
526 for opt; do
527 enabled $opt && return 0
528 done
529}
530
85bca2c5
DB
531disabled_any(){
532 for opt; do
533 disabled $opt && return 0
534 done
f7b230a7 535 return 1
85bca2c5
DB
536}
537
c9d19248
MR
538set_default(){
539 for opt; do
88268e94 540 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
541 done
542}
543
4a0d6686
AJ
544is_in(){
545 value=$1
546 shift
547 for var in $*; do
548 [ $var = $value ] && return 0
549 done
550 return 1
551}
552
d4f8cecc 553do_check_deps(){
30fd06be 554 for cfg; do
3250003c 555 cfg="${cfg#!}"
799c9e9b
MR
556 enabled ${cfg}_checking && die "Circular dependency for $cfg."
557 disabled ${cfg}_checking && continue
558 enable ${cfg}_checking
d4f8cecc 559 append allopts $cfg
799c9e9b 560
30fd06be
MR
561 eval dep_all="\$${cfg}_deps"
562 eval dep_any="\$${cfg}_deps_any"
7ef3425f 563 eval dep_sel="\$${cfg}_select"
c510c7b5 564 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
565 eval dep_ifa="\$${cfg}_if"
566 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 567
3d7453e0 568 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 569 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 570 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 571
3d7453e0
MR
572 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
573 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
574 enabled_all $dep_all || disable $cfg
575 enabled_any $dep_any || disable $cfg
7ef3425f 576 disabled_any $dep_sel && disable $cfg
799c9e9b 577
4ec45764 578 if enabled $cfg; then
f9d328da 579 enable_deep $dep_sel
c510c7b5 580 enable_deep_weak $dep_sgs
4ec45764
RP
581 fi
582
799c9e9b 583 disable ${cfg}_checking
30fd06be
MR
584 done
585}
586
d4f8cecc
MR
587check_deps(){
588 unset allopts
589
590 do_check_deps "$@"
591
592 for cfg in $allopts; do
593 enabled $cfg || continue
594 eval dep_extralibs="\$${cfg}_extralibs"
595 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
596 done
597}
598
44161118
MR
599print_config(){
600 pfx=$1
72cfcf41
MR
601 files=$2
602 shift 2
f454e879
MR
603 map 'eval echo "$v \${$v:-no}"' "$@" |
604 awk "BEGIN { split(\"$files\", files) }
605 {
606 c = \"$pfx\" toupper(\$1);
607 v = \$2;
608 sub(/yes/, 1, v);
609 sub(/no/, 0, v);
610 for (f in files) {
611 file = files[f];
612 if (file ~ /\\.h\$/) {
613 printf(\"#define %s %d\\n\", c, v) >>file;
614 } else if (file ~ /\\.asm\$/) {
615 printf(\"%%define %s %d\\n\", c, v) >>file;
616 } else if (file ~ /\\.mak\$/) {
d16c4aeb 617 n = -v ? \"\" : \"!\";
f454e879
MR
618 printf(\"%s%s=yes\\n\", n, c) >>file;
619 }
620 }
621 }"
57bd82d4
MR
622}
623
31c0121d 624print_enabled(){
31c0121d
MR
625 suf=$1
626 shift
627 for v; do
9eda2a85 628 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
629 done
630}
631
57bd82d4
MR
632append(){
633 var=$1
634 shift
57bd82d4
MR
635 eval "$var=\"\$$var $*\""
636}
637
60361817
MR
638prepend(){
639 var=$1
640 shift
641 eval "$var=\"$* \$$var\""
642}
643
50a334e4 644add_cppflags(){
cd52ec95 645 append CPPFLAGS "$@"
50a334e4
MR
646}
647
57bd82d4 648add_cflags(){
01d31e16 649 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
650}
651
2f2e6c7c 652add_asflags(){
01d31e16 653 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
654}
655
57bd82d4 656add_ldflags(){
64933b6c 657 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
658}
659
660add_extralibs(){
64933b6c 661 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
662}
663
4cc4b33f
DB
664add_host_cppflags(){
665 append host_cppflags "$@"
666}
667
6c3fa06a
MR
668add_host_cflags(){
669 append host_cflags $($host_cflags_filter "$@")
670}
671
672add_host_ldflags(){
673 append host_ldflags $($host_ldflags_filter "$@")
674}
675
84e65c76
MR
676add_compat(){
677 append compat_objs $1
678 shift
679 map 'add_cppflags -D$v' "$@"
680}
681
b0cfb663 682check_cmd(){
b3cb5d51 683 log "$@"
2270b4b2 684 "$@" >> $logfile 2>&1
b0cfb663
MR
685}
686
b2704a65
MR
687cc_o(){
688 eval printf '%s\\n' $CC_O
689}
690
18031c49
MR
691cc_e(){
692 eval printf '%s\\n' $CC_E
693}
694
dcd479c0 695check_cc(){
57bd82d4 696 log check_cc "$@"
2270b4b2 697 cat > $TMPC
720c69da 698 log_file $TMPC
23565c26 699 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
700}
701
702check_cpp(){
703 log check_cpp "$@"
2270b4b2 704 cat > $TMPC
720c69da 705 log_file $TMPC
18031c49 706 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
707}
708
df0d6341
MR
709as_o(){
710 eval printf '%s\\n' $AS_O
711}
712
f65883c8
MR
713check_as(){
714 log check_as "$@"
7fd90119
MR
715 cat > $TMPS
716 log_file $TMPS
717 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
718}
719
575db883
DB
720check_inline_asm(){
721 log check_inline_asm "$@"
940f335a 722 name="$1"
3784e82e 723 code="$2"
940f335a 724 shift 2
49214f61 725 disable $name
7fd90119 726 check_cc "$@" <<EOF && enable $name
3784e82e 727void foo(void){ __asm__ volatile($code); }
940f335a
MR
728EOF
729}
730
c6ebc9fa
MR
731check_insn(){
732 log check_insn "$@"
733 check_inline_asm ${1}_inline "\"$2\""
734 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
735}
736
304d586d
LM
737check_yasm(){
738 log check_yasm "$@"
739 echo "$1" > $TMPS
740 log_file $TMPS
741 shift 1
742 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
743}
744
29b64b68
MR
745ld_o(){
746 eval printf '%s\\n' $LD_O
747}
748
dcd479c0 749check_ld(){
57bd82d4 750 log check_ld "$@"
66a1ccd7
MR
751 flags=$(filter_out '-l*' "$@")
752 libs=$(filter '-l*' "$@")
01d31e16 753 check_cc $($cflags_filter $flags) || return
64933b6c
MR
754 flags=$($ldflags_filter $flags)
755 libs=$($ldflags_filter $libs)
29b64b68 756 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
757}
758
5adc829e
MR
759check_code(){
760 log check_code "$@"
761 check=$1
762 headers=$2
763 code=$3
764 shift 3
765 {
766 for hdr in $headers; do
767 echo "#include <$hdr>"
768 done
769 echo "int main(void) { $code; return 0; }"
770 } | check_$check "$@"
771}
772
50a334e4
MR
773check_cppflags(){
774 log check_cppflags "$@"
caf458dd 775 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
776int x;
777EOF
778}
779
dcd479c0 780check_cflags(){
57bd82d4 781 log check_cflags "$@"
01d31e16 782 set -- $($cflags_filter "$@")
caf458dd 783 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
784int x;
785EOF
786}
787
2ed46eea
MR
788test_ldflags(){
789 log test_ldflags "$@"
790 check_ld "$@" <<EOF
c23a0ac8 791int main(void){ return 0; }
dcd479c0
MR
792EOF
793}
794
2ed46eea
MR
795check_ldflags(){
796 log check_ldflags "$@"
797 test_ldflags "$@" && add_ldflags "$@"
798}
799
dcd479c0 800check_header(){
57bd82d4 801 log check_header "$@"
dcd479c0
MR
802 header=$1
803 shift
b77df637
MR
804 disable_safe $header
805 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
806#include <$header>
807int x;
808EOF
809}
810
811check_func(){
57bd82d4 812 log check_func "$@"
dcd479c0
MR
813 func=$1
814 shift
d8bc5f06
MR
815 disable $func
816 check_ld "$@" <<EOF && enable $func
dcd479c0 817extern int $func();
c23a0ac8 818int main(void){ $func(); }
dcd479c0
MR
819EOF
820}
821
645d2652 822check_mathfunc(){
6b73c0ae 823 log check_mathfunc "$@"
645d2652 824 func=$1
1aa07aa2
MR
825 narg=$2
826 shift 2
827 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
828 disable $func
829 check_ld "$@" <<EOF && enable $func
830#include <math.h>
1aa07aa2 831float foo(float f, float g) { return $func($args); }
33bd38db 832int main(void){ return 0; }
645d2652
MR
833EOF
834}
835
2446d3d6
DB
836check_func_headers(){
837 log check_func_headers "$@"
f8d7b072 838 headers=$1
edaf1ae2 839 funcs=$2
f8d7b072 840 shift 2
edaf1ae2
MR
841 {
842 for hdr in $headers; do
843 echo "#include <$hdr>"
844 done
845 for func in $funcs; do
846 echo "long check_$func(void) { return (long) $func; }"
847 done
848 echo "int main(void) { return 0; }"
849 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
850}
851
a5344cf7
SS
852check_cpp_condition(){
853 log check_cpp_condition "$@"
854 header=$1
855 condition=$2
f855b7b9 856 shift 2
cd52ec95 857 check_cpp "$@" <<EOF
a5344cf7
SS
858#include <$header>
859#if !($condition)
860#error "unsatisfied condition: $condition"
861#endif
862EOF
863}
864
57bd82d4
MR
865check_lib(){
866 log check_lib "$@"
867 header="$1"
868 func="$2"
869 shift 2
84400e9d 870 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
871}
872
f8d7b072
MR
873check_lib2(){
874 log check_lib2 "$@"
875 headers="$1"
edaf1ae2 876 funcs="$2"
f8d7b072 877 shift 2
edaf1ae2 878 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
879}
880
3f8040db
MR
881check_pkg_config(){
882 log check_pkg_config "$@"
883 pkg="$1"
884 headers="$2"
885 funcs="$3"
886 shift 3
887 $pkg_config --exists $pkg || return
888 pkg_cflags=$($pkg_config --cflags $pkg)
889 pkg_libs=$($pkg_config --libs $pkg)
890 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
891 set_safe ${pkg}_cflags $pkg_cflags &&
892 set_safe ${pkg}_libs $pkg_libs
893}
894
dcd479c0 895check_exec(){
2270b4b2 896 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
897}
898
7dfef245 899check_exec_crash(){
5e622c40 900 code=$(cat)
7dfef245
MR
901
902 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
903 # are safe but may not be available everywhere. Thus we use
904 # raise(SIGTERM) instead. The check is run in a subshell so we
905 # can redirect the "Terminated" message from the shell. SIGBUS
906 # is not defined by standard C so it is used conditionally.
907
2270b4b2 908 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
909#include <signal.h>
910static void sighandler(int sig){
911 raise(SIGTERM);
912}
692dd8ed
MR
913int foo(void){
914 $code
915}
9495cd17 916int (*func_ptr)(void) = foo;
e5af4a11 917int main(void){
7dfef245
MR
918 signal(SIGILL, sighandler);
919 signal(SIGFPE, sighandler);
920 signal(SIGSEGV, sighandler);
921#ifdef SIGBUS
922 signal(SIGBUS, sighandler);
923#endif
9495cd17 924 return func_ptr();
7dfef245
MR
925}
926EOF
927}
928
72be9e73
DY
929check_type(){
930 log check_type "$@"
931 headers=$1
932 type=$2
933 shift 2
ae550ce9 934 disable_safe "$type"
5adc829e 935 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
936}
937
14d36751 938check_struct(){
813b82b9 939 log check_struct "$@"
14d36751
MR
940 headers=$1
941 struct=$2
942 member=$3
943 shift 3
944 disable_safe "${struct}_${member}"
5adc829e
MR
945 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
946 enable_safe "${struct}_${member}"
14d36751
MR
947}
948
9c7d85b3
DB
949check_builtin(){
950 log check_builtin "$@"
951 name=$1
952 headers=$2
953 builtin=$3
954 shift 3
955 disable "$name"
956 check_code ld "$headers" "$builtin" "$@" && enable "$name"
957}
958
57bd82d4
MR
959require(){
960 name="$1"
961 header="$2"
962 func="$3"
963 shift 3
964 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
965}
966
f8d7b072
MR
967require2(){
968 name="$1"
969 headers="$2"
970 func="$3"
971 shift 3
972 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
973}
974
3f8040db
MR
975require_pkg_config(){
976 pkg="$1"
977 check_pkg_config "$@" || die "ERROR: $pkg not found"
978 add_cflags $(get_safe ${pkg}_cflags)
979 add_extralibs $(get_safe ${pkg}_libs)
980}
981
ae43c4c0
MR
982hostcc_o(){
983 eval printf '%s\\n' $HOSTCC_O
984}
985
f0125de9
MR
986check_host_cc(){
987 log check_host_cc "$@"
988 cat > $TMPC
989 log_file $TMPC
ae43c4c0 990 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
991}
992
4cc4b33f
DB
993check_host_cppflags(){
994 log check_host_cppflags "$@"
995 check_host_cc "$@" <<EOF && append host_cppflags "$@"
996int x;
997EOF
998}
999
f0125de9
MR
1000check_host_cflags(){
1001 log check_host_cflags "$@"
6c3fa06a 1002 set -- $($host_cflags_filter "$@")
f0125de9
MR
1003 check_host_cc "$@" <<EOF && append host_cflags "$@"
1004int x;
1005EOF
1006}
1007
c505dd31
MR
1008apply(){
1009 file=$1
1010 shift
1011 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1012}
1013
c34681df 1014cp_if_changed(){
5e27ec28
MR
1015 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1016 mkdir -p "$(dirname $2)"
4ebc6a74 1017 $cp_f "$1" "$2"
c34681df
MR
1018}
1019
dcd61286
DB
1020# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1021# system-dependent things.
1022
4a0d6686
AJ
1023COMPONENT_LIST="
1024 bsfs
1025 decoders
1026 demuxers
1027 encoders
3cde40aa 1028 filters
5666fd73 1029 hwaccels
c552605c 1030 indevs
4a0d6686 1031 muxers
c552605c 1032 outdevs
4a0d6686
AJ
1033 parsers
1034 protocols
1035"
1036
3fc09b00
MR
1037EXTERNAL_LIBRARY_LIST="
1038 avisynth
1039 bzlib
1040 frei0r
1041 gnutls
1042 libcdio
1043 libdc1394
1044 libfaac
1045 libfdk_aac
1046 libfreetype
1047 libgsm
1048 libilbc
1049 libmp3lame
1050 libopencore_amrnb
1051 libopencore_amrwb
1052 libopencv
1053 libopenjpeg
1054 libopus
1055 libpulse
1056 librtmp
1057 libschroedinger
1058 libspeex
1059 libtheora
1060 libvo_aacenc
1061 libvo_amrwbenc
1062 libvorbis
1063 libvpx
84d3ff50 1064 libwavpack
3fc09b00
MR
1065 libx264
1066 libxavs
1067 libxvid
1068 openssl
1069 x11grab
1070 zlib
1071"
1072
70b348ec
DB
1073HWACCEL_LIST="
1074 dxva2
1075 vaapi
1076 vda
1077 vdpau
1078"
d89f2fa9
DB
1079LIBRARY_LIST="
1080 avcodec
1081 avdevice
1082 avfilter
1083 avformat
1084 avresample
1085 avutil
1086 swscale
1087"
1088
055c61b8
DB
1089PROGRAM_LIST="
1090 avconv
1091 avplay
1092 avprobe
1093 avserver
055c61b8
DB
1094"
1095
4a0d6686
AJ
1096CONFIG_LIST="
1097 $COMPONENT_LIST
3fc09b00 1098 $EXTERNAL_LIBRARY_LIST
70b348ec 1099 $HWACCEL_LIST
d89f2fa9 1100 $LIBRARY_LIST
055c61b8 1101 $PROGRAM_LIST
7f3f5f46 1102 dct
c73f65d9 1103 doc
0b499c9b 1104 error_resilience
1848f7d9 1105 fft
c88f5d72 1106 gpl
d8d0d0b2 1107 gray
3abe5fbd 1108 hardcoded_tables
b781cc12 1109 lsp
2a91ada8 1110 lzo
47a158cb 1111 mdct
c88f5d72 1112 memalign_hack
c88f5d72 1113 network
3fe142e2 1114 nonfree
8a3c8627 1115 pic
68602540 1116 rdft
e90f5b5a 1117 runtime_cpudetect
8cfbbd92 1118 safe_bitstream_reader
2e35e684 1119 shared
bd2216e4 1120 small
6b35d421 1121 sram
2e35e684 1122 static
a9ddb5b1 1123 swscale_alpha
8986fddc 1124 thumb
9cad0e4e 1125 version3
7e4d9d5d 1126 xmm_clobber_test
4a0d6686 1127"
c88f5d72 1128
8eee7025 1129THREADS_LIST='
8eee7025
DB
1130 pthreads
1131 w32threads
1132'
1133
f9f6402e
AK
1134ATOMICS_LIST='
1135 atomics_gcc
f9f6402e 1136 atomics_suncc
93e65e9a 1137 atomics_win32
f9f6402e
AK
1138'
1139
3f5b56e5 1140ARCH_LIST='
5873b623 1141 aarch64
3f5b56e5 1142 alpha
a2fc0f6a 1143 arm
fdcd782d
MR
1144 avr32
1145 avr32_ap
1146 avr32_uc
3f5b56e5
MR
1147 bfin
1148 ia64
1149 m68k
1150 mips
bae3abb0 1151 mips64
3f5b56e5 1152 parisc
79cb09b2 1153 ppc
34d11b87 1154 ppc64
3f5b56e5
MR
1155 s390
1156 sh4
1157 sparc
1158 sparc64
c75848cd
DB
1159 tilegx
1160 tilepro
0844bae1 1161 tomi
3f5b56e5
MR
1162 x86
1163 x86_32
1164 x86_64
1165'
1166
81dfa21e
MR
1167ARCH_EXT_LIST_ARM='
1168 armv5te
1169 armv6
1170 armv6t2
81dfa21e 1171 neon
b3267559 1172 vfp
81dfa21e
MR
1173 vfpv3
1174'
1175
50cd43f2 1176ARCH_EXT_LIST_X86='
3bf96eec 1177 amd3dnow
a1ef9f08 1178 amd3dnowext
50cd43f2
DB
1179 avx
1180 fma4
1181 mmx
1182 mmxext
1183 sse
1184 sse2
1185 sse3
1186 sse4
1187 sse42
1188 ssse3
1189'
1190
1191ARCH_EXT_LIST="
81dfa21e 1192 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1193 $ARCH_EXT_LIST_X86
1194 altivec
799fde37 1195 ppc4xx
bd9d34a0 1196 vis
50cd43f2 1197"
3f5b56e5 1198
fd712a55
DB
1199HAVE_LIST_CMDLINE='
1200 inline_asm
1201 symver
1202 yasm
1203'
1204
a3e02a8c
MR
1205HAVE_LIST_PUB='
1206 bigendian
d268eee9 1207 fast_unaligned
a3e02a8c
MR
1208'
1209
79042ab3 1210MATH_FUNCS="
fab0a8b2
MR
1211 atanf
1212 atan2f
79042ab3 1213 cbrtf
fab0a8b2 1214 cosf
79042ab3
DB
1215 exp2
1216 exp2f
fab0a8b2 1217 expf
79042ab3
DB
1218 isinf
1219 isnan
fab0a8b2 1220 ldexpf
79042ab3
DB
1221 llrint
1222 llrintf
1223 log2
1224 log2f
fab0a8b2 1225 log10f
79042ab3
DB
1226 lrint
1227 lrintf
fab0a8b2 1228 powf
79042ab3
DB
1229 rint
1230 round
1231 roundf
fab0a8b2 1232 sinf
79042ab3
DB
1233 trunc
1234 truncf
1235"
1236
3f5b56e5
MR
1237HAVE_LIST="
1238 $ARCH_EXT_LIST
43b73d59
DB
1239 $(add_suffix _external $ARCH_EXT_LIST)
1240 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1241 $HAVE_LIST_CMDLINE
a3e02a8c 1242 $HAVE_LIST_PUB
3f5b56e5 1243 $THREADS_LIST
f9f6402e 1244 $ATOMICS_LIST
79042ab3 1245 $MATH_FUNCS
be1a839c 1246 aligned_malloc
59782b82 1247 aligned_stack
35fd8122 1248 alsa_asoundlib_h
3f5b56e5 1249 altivec_h
c9fdab0d 1250 arpa_inet_h
ec9d2c15 1251 asm_mod_q
6308729e 1252 asm_mod_y
817dff57 1253 atomic_cas_ptr
f9f6402e 1254 atomics_native
dffb41b9 1255 attribute_may_alias
e7ea5e3d 1256 attribute_packed
43e0e0c4
LB
1257 cdio_paranoia_h
1258 cdio_paranoia_paranoia_h
ecf97f22 1259 closesocket
15caccb9 1260 CommandLineToArgvW
180d43bc 1261 cpunop
1093383d 1262 CryptGenRandom
c88f5d72 1263 dcbzl
f8aa696f
DB
1264 dev_bktr_ioctl_bt848_h
1265 dev_bktr_ioctl_meteor_h
1266 dev_ic_bt8xx_h
f8aa696f 1267 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1268 dev_video_meteor_ioctl_meteor_h
ca6b544a 1269 direct_h
18b67ae5 1270 dlfcn_h
c88f5d72 1271 dlopen
bc574408 1272 dos_paths
fa845061 1273 dxva_h
245626d0
DB
1274 ebp_available
1275 ebx_available
c2a29455 1276 fast_64bit
669b5583 1277 fast_clz
7073e9fc 1278 fast_cmov
534a2231 1279 fcntl
9d99cc5a 1280 fork
84882df6 1281 getaddrinfo
da9e86f8 1282 gethrtime
667fb97a 1283 getopt
02e8f427 1284 GetProcessAffinityMask
fc5607f8 1285 GetProcessMemoryInfo
4e68cb8a 1286 GetProcessTimes
61183b5a 1287 GetSystemTimeAsFileTime
66be5b45 1288 getrusage
c3e73100 1289 getservbyport
61183b5a 1290 gettimeofday
a49d3025 1291 gnu_as
c7df1532 1292 gsm_h
f54b5505 1293 i686
2f0c136e 1294 ibm_asm
2e1913b1 1295 inet_aton
3b1ab197 1296 io_h
abfc8d05 1297 isatty
8772997d 1298 jack_port_get_latency_range
9f5ff83f 1299 ldbrx
0b4a1821
AS
1300 libdc1394_1
1301 libdc1394_2
d96cd429
MR
1302 local_aligned_16
1303 local_aligned_8
a5b64584 1304 localtime_r
85dd97ad 1305 loongson
f8aa696f
DB
1306 machine_ioctl_bt848_h
1307 machine_ioctl_meteor_h
65f1d45d 1308 machine_rw_barrier
c88f5d72 1309 malloc_h
73f6d31e 1310 MapViewOfFile
c88f5d72 1311 memalign
65f1d45d 1312 MemoryBarrier
6ffa87d3 1313 mkstemp
f80ddd5b 1314 mm_empty
0328b9ea 1315 mmap
e98b02de 1316 mprotect
4fa661a8 1317 msvcrt
d3d3a32c 1318 nanosleep
3e0b1c9a 1319 poll_h
1f91cdce 1320 posix_memalign
07b28702 1321 rdtsc
ea4d5f48 1322 sched_getaffinity
c88f5d72 1323 sdl
7e6a11bc 1324 SetConsoleTextAttribute
b507ebd1 1325 setmode
3e0b1c9a 1326 setrlimit
d3d3a32c 1327 Sleep
15d59d2c 1328 sndio_h
72be9e73 1329 socklen_t
deb29777 1330 soundcard_h
87958234 1331 strerror_r
6379900c 1332 strptime
47941088 1333 strtok_r
c0018613 1334 struct_addrinfo
75d339e0
MS
1335 struct_group_source_req
1336 struct_ip_mreq_source
b4d68544 1337 struct_ipv6_mreq
cdee08e3 1338 struct_pollfd
3e0b1c9a 1339 struct_rusage_ru_maxrss
b4d68544 1340 struct_sockaddr_in6
3b2372bf 1341 struct_sockaddr_sa_len
33a4dbdd 1342 struct_sockaddr_storage
a6a4793d 1343 struct_v4l2_frmivalenum_discrete
b462d132 1344 symver_asm_label
3e0b1c9a 1345 symver_gnu_asm
e460aa32 1346 sync_val_compare_and_swap
bcc73960 1347 sysconf
b9e22269 1348 sysctl
b58412f1 1349 sys_mman_h
06bb5905 1350 sys_param_h
b091aa44 1351 sys_resource_h
81644c2e 1352 sys_select_h
deb29777 1353 sys_soundcard_h
e64bceea 1354 sys_time_h
1b6e8b73 1355 sys_videoio_h
b265431e 1356 threads
542920b7 1357 unistd_h
d3d3a32c 1358 usleep
ce742de2 1359 vfp_args
7c5bfe7a 1360 VirtualAlloc
d3d3a32c 1361 windows_h
6ff3f3e7 1362 winsock2_h
cc078b5d 1363 xform_asm
6f74fb03 1364 xmm_clobbers
0cb78cef 1365"
44161118 1366
511cf612 1367# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1368CONFIG_EXTRA="
87849592 1369 aandcttables
bfe9f48a 1370 ac3dsp
aa11cb79 1371 audio_frame_queue
b93b27ed 1372 dsputil
bfe9f48a 1373 gcrypt
478fd534 1374 golomb
9cad0e4e 1375 gplv3
478fd534
DB
1376 h264chroma
1377 h264dsp
1378 h264pred
915a2a0a 1379 h264qpel
68d8238c 1380 hpeldsp
478fd534 1381 huffman
9cad0e4e 1382 lgplv3
478fd534 1383 lpc
1e164c0b 1384 mpegaudio
bfe9f48a 1385 mpegaudiodsp
18bbca1f 1386 mpegvideo
ad08dfd5 1387 mpegvideoenc
bfe9f48a 1388 nettle
f704a079 1389 rangecoder
bfe9f48a 1390 rtpdec
5ad2f0bf 1391 rtpenc_chain
bfe9f48a 1392 sinewin
8c53d39e 1393 videodsp
ab9f9876 1394 vp3dsp
b6bb00b0
MR
1395"
1396
520cc7f1 1397CMDLINE_SELECT="
3f5b56e5 1398 $ARCH_EXT_LIST
520cc7f1 1399 $CONFIG_LIST
fd712a55 1400 $HAVE_LIST_CMDLINE
8eee7025 1401 $THREADS_LIST
c8a4ae00 1402 asm
db6107b6 1403 cross_compile
520cc7f1
MR
1404 debug
1405 extra_warnings
8c6afa4d 1406 logging
65d12900 1407 lto
d2bbb2f7 1408 optimizations
520cc7f1 1409"
426be5dc
DB
1410
1411PATHS_LIST='
d156bede 1412 bindir
14a8acf1 1413 datadir
26759c44
MR
1414 incdir
1415 libdir
26759c44
MR
1416 mandir
1417 prefix
1418 shlibdir
426be5dc
DB
1419'
1420
1421CMDLINE_SET="
1422 $PATHS_LIST
121d78d0 1423 ar
426be5dc 1424 arch
313c46a6 1425 as
426be5dc
DB
1426 build_suffix
1427 cc
1428 cpu
1429 cross_prefix
50567afa 1430 dep_cc
ac63af34 1431 extra_version
9da6609f
MR
1432 host_cc
1433 host_cflags
095792f2 1434 host_ld
9da6609f
MR
1435 host_ldflags
1436 host_libs
82bb3329 1437 host_os
684b28e0 1438 ld
426be5dc 1439 logfile
4ae40685 1440 malloc_prefix
89641463 1441 nm
9cd7b854 1442 optflags
3f8040db 1443 pkg_config
154caa67 1444 random_seed
2fad0977 1445 samples
c5200f17
MR
1446 sysinclude
1447 sysroot
a7ada2ba 1448 target_exec
26759c44 1449 target_os
a7ada2ba 1450 target_path
ba13606c 1451 target_samples
aeeb782c 1452 toolchain
426be5dc 1453"
520cc7f1 1454
89f2932b
MR
1455CMDLINE_APPEND="
1456 extra_cflags
4cc4b33f 1457 host_cppflags
89f2932b
MR
1458"
1459
912f3148
DB
1460# code dependency declarations
1461
9eeed841 1462# architecture extensions
808fa33c 1463
a2fc0f6a
MR
1464armv5te_deps="arm"
1465armv6_deps="arm"
ab5cb084 1466armv6t2_deps="arm"
808fa33c 1467neon_deps="arm"
b3267559
MR
1468vfp_deps="arm"
1469vfpv3_deps="vfp"
808fa33c 1470
637606de
MR
1471map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1472
808fa33c
MR
1473altivec_deps="ppc"
1474ppc4xx_deps="ppc"
1475
1476vis_deps="sparc"
1477
f54b5505 1478x86_64_suggest="fast_cmov i686"
50cd43f2 1479
808fa33c
MR
1480amd3dnow_deps="mmx"
1481amd3dnowext_deps="amd3dnow"
9eeed841 1482mmx_deps="x86"
239fdf1b 1483mmxext_deps="mmx"
50cd43f2
DB
1484sse_deps="mmxext"
1485sse2_deps="sse"
1486sse3_deps="sse2"
1487ssse3_deps="sse3"
1488sse4_deps="ssse3"
1489sse42_deps="sse4"
1490avx_deps="sse42"
79687079 1491fma4_deps="avx"
9eeed841 1492
43b73d59
DB
1493mmx_external_deps="yasm"
1494mmx_inline_deps="inline_asm"
1495mmx_suggest="mmx_external mmx_inline"
1496
1497for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1498 eval dep=\$${ext}_deps
1499 eval ${ext}_external_deps='"${dep}_external"'
1500 eval ${ext}_inline_deps='"${dep}_inline"'
1501 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1502done
1503
59782b82 1504aligned_stack_if_any="ppc x86"
e939cedd 1505fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1506fast_clz_if_any="alpha avr32 mips ppc x86"
1507fast_unaligned_if_any="ppc x86"
669b5583 1508
6fec122a 1509inline_asm_deps="!tms470"
3e0b1c9a 1510need_memalign="altivec neon sse"
89e053f8 1511
b462d132
MR
1512symver_if_any="symver_asm_label symver_gnu_asm"
1513
88a35699
MS
1514log2_deps="!msvcrt"
1515
26fbcc85 1516# subsystems
dc609252 1517dct_select="rdft"
b93b27ed
RB
1518error_resilience_select="dsputil"
1519lpc_select="dsputil"
26fbcc85
MR
1520mdct_select="fft"
1521rdft_select="fft"
1e164c0b 1522mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1523mpegaudiodsp_select="dct"
f4fed5a2 1524mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1525mpegvideoenc_select="mpegvideo"
26fbcc85 1526
ed40b6bf 1527# decoders / encoders
cfc2a0cf 1528aac_decoder_select="mdct sinewin"
aa11cb79 1529aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1530aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1531ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1532ac3_encoder_select="mdct ac3dsp dsputil"
1533ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1534aic_decoder_select="dsputil golomb"
f4d608e3 1535alac_encoder_select="lpc"
b93b27ed 1536als_decoder_select="dsputil"
b781cc12 1537amrnb_decoder_select="lsp"
2b2a597e 1538amrwb_decoder_select="lsp"
28bc406c 1539amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1540ape_decoder_select="dsputil"
1541asv1_decoder_select="dsputil"
1542asv1_encoder_select="dsputil"
1543asv2_decoder_select="dsputil"
1544asv2_encoder_select="dsputil"
4538729a 1545atrac1_decoder_select="mdct sinewin"
26fbcc85 1546atrac3_decoder_select="mdct"
0f0a11d5 1547bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1548binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1549binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1550cavs_decoder_select="dsputil golomb h264chroma videodsp"
1551cllc_decoder_select="dsputil"
9b500b8f 1552comfortnoise_encoder_select="lpc"
b93b27ed 1553cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1554cscd_decoder_select="lzo"
2eef7c62 1555cscd_decoder_suggest="zlib"
26fbcc85 1556dca_decoder_select="mdct"
b93b27ed
RB
1557dnxhd_decoder_select="dsputil"
1558dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1559dvvideo_decoder_select="dsputil"
1560dvvideo_encoder_select="dsputil"
2eef7c62 1561dxa_decoder_select="zlib"
baf91bb9 1562eac3_decoder_select="ac3_decoder"
4264a0dd 1563eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1564eamad_decoder_select="aandcttables dsputil mpegvideo"
1565eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1566eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1567ffv1_decoder_select="dsputil golomb rangecoder"
1568ffv1_encoder_select="dsputil rangecoder"
1569ffvhuff_decoder_select="dsputil"
1570ffvhuff_encoder_select="dsputil huffman"
4f034993 1571flac_decoder_select="golomb"
b93b27ed 1572flac_encoder_select="dsputil golomb lpc"
2eef7c62
AJ
1573flashsv_decoder_select="zlib"
1574flashsv_encoder_select="zlib"
c2d23309 1575flashsv2_decoder_select="zlib"
4414137e 1576flv_decoder_select="h263_decoder"
4d4b4bd1 1577flv_encoder_select="h263_encoder"
b93b27ed
RB
1578fourxm_decoder_select="dsputil"
1579fraps_decoder_select="dsputil huffman"
2d66a58c 1580g2m_decoder_select="dsputil zlib"
c292f6a2 1581h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1582h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1583h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1584h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1585h263i_decoder_select="h263_decoder"
fe629c2d 1586h263p_encoder_select="h263_encoder"
0b499c9b
RB
1587h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1588h264_decoder_suggest="error_resilience"
b93b27ed
RB
1589huffyuv_decoder_select="dsputil"
1590huffyuv_encoder_select="dsputil huffman"
1591iac_decoder_select="dsputil fft mdct sinewin"
1592imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1593indeo3_decoder_select="hpeldsp"
8071264f 1594interplay_video_decoder_select="hpeldsp"
28bc406c 1595jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1596jpegls_encoder_select="golomb"
b93b27ed
RB
1597jv_decoder_select="dsputil"
1598lagarith_decoder_select="dsputil"
ad08dfd5 1599ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1600loco_decoder_select="golomb"
b93b27ed 1601mdec_decoder_select="dsputil error_resilience mpegvideo"
c1047003 1602mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1603mjpeg_decoder_select="dsputil hpeldsp"
1604mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1605mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1606mlp_decoder_select="dsputil mlp_parser"
1607motionpixels_decoder_select="dsputil"
1e164c0b
DB
1608mp1_decoder_select="mpegaudio"
1609mp1float_decoder_select="mpegaudio"
1610mp2_decoder_select="mpegaudio"
1611mp2float_decoder_select="mpegaudio"
1612mp3_decoder_select="mpegaudio"
1613mp3adu_decoder_select="mpegaudio"
1614mp3adufloat_decoder_select="mpegaudio"
1615mp3float_decoder_select="mpegaudio"
1616mp3on4_decoder_select="mpegaudio"
1617mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1618mpc7_decoder_select="dsputil mpegaudiodsp"
1619mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1620mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1621mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1622mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1623mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1624mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1625mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1626mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1627mpeg4_encoder_select="h263_encoder"
4414137e 1628msmpeg4v1_decoder_select="h263_decoder"
4414137e 1629msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1630msmpeg4v2_encoder_select="h263_encoder"
4414137e 1631msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1632msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1633mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1634mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1635nellymoser_decoder_select="mdct sinewin"
aa11cb79 1636nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed
RB
1637nuv_decoder_select="dsputil lzo"
1638png_decoder_select="dsputil zlib"
1639png_encoder_select="dsputil zlib"
1640prores_decoder_select="dsputil"
1641prores_encoder_select="dsputil"
b781cc12 1642qcelp_decoder_select="lsp"
c4f5c2d6 1643qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1644ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1645ralf_decoder_select="golomb"
06b54e84 1646rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1647rv10_encoder_select="h263_encoder"
06b54e84 1648rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1649rv20_encoder_select="h263_encoder"
870add0d
DB
1650rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1651rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1652shorten_decoder_select="golomb"
b781cc12 1653sipr_decoder_select="lsp"
28bc406c 1654sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1655svq1_decoder_select="hpeldsp"
1277dc07 1656svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1657svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1658svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1659tak_decoder_select="dsputil"
4eef77c1 1660theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1661tiff_decoder_suggest="zlib"
1662tiff_encoder_suggest="zlib"
28bc406c 1663thp_decoder_select="dsputil hpeldsp"
aec09a00 1664truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1665truemotion2_decoder_select="dsputil"
1666truespeech_decoder_select="dsputil"
2eef7c62 1667tscc_decoder_select="zlib"
4538729a 1668twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1669utvideo_decoder_select="dsputil"
1670utvideo_encoder_select="dsputil huffman"
1671vble_decoder_select="dsputil"
06b54e84 1672vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1673vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1674vorbis_decoder_select="mdct"
1675vorbis_encoder_select="mdct"
3bd062bf 1676vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1677vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1678vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1679vp6a_decoder_select="vp6_decoder"
1680vp6f_decoder_select="vp6_decoder"
8c53d39e 1681vp8_decoder_select="h264pred videodsp"
4538729a
MR
1682wmapro_decoder_select="mdct sinewin"
1683wmav1_decoder_select="mdct sinewin"
1684wmav1_encoder_select="mdct sinewin"
1685wmav2_decoder_select="mdct sinewin"
1686wmav2_encoder_select="mdct sinewin"
1687wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1688wmv1_decoder_select="h263_decoder"
665507aa 1689wmv1_encoder_select="h263_encoder"
870add0d 1690wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1691wmv2_encoder_select="h263_encoder"
015f8ee0 1692wmv3_decoder_select="vc1_decoder"
45ecda85 1693wmv3image_decoder_select="wmv3_decoder"
0e714f88 1694zerocodec_decoder_select="zlib"
2eef7c62
AJ
1695zlib_decoder_select="zlib"
1696zlib_encoder_select="zlib"
1697zmbv_decoder_select="zlib"
1698zmbv_encoder_select="zlib"
30fd06be 1699
ed40b6bf 1700# hardware accelerators
215cdd35 1701dxva2_deps="dxva2api_h"
0afab17e 1702vaapi_deps="va_va_h"
ac3dbb4d 1703vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1704vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1705vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1706
82ca17ac
DB
1707h263_vaapi_hwaccel_deps="vaapi"
1708h263_vaapi_hwaccel_select="h263_decoder"
1709h263_vdpau_hwaccel_deps="vdpau"
1710h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1711h264_dxva2_hwaccel_deps="dxva2"
1712h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1713h264_vaapi_hwaccel_deps="vaapi"
1714h264_vaapi_hwaccel_select="h264_decoder"
1715h264_vda_hwaccel_deps="vda"
1716h264_vda_hwaccel_select="h264_decoder"
1717h264_vdpau_decoder_deps="vdpau"
1718h264_vdpau_decoder_select="h264_decoder"
1719h264_vdpau_hwaccel_deps="vdpau"
1720h264_vdpau_hwaccel_select="h264_decoder"
1721mpeg_vdpau_decoder_deps="vdpau"
d767e2f9 1722mpeg_vdpau_decoder_select="mpeg2video_decoder"
82ca17ac
DB
1723mpeg1_vdpau_decoder_deps="vdpau"
1724mpeg1_vdpau_decoder_select="mpeg1video_decoder"
1725mpeg1_vdpau_hwaccel_deps="vdpau"
1726mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1727mpeg2_dxva2_hwaccel_deps="dxva2"
1728mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1729mpeg2_vaapi_hwaccel_deps="vaapi"
1730mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1731mpeg2_vdpau_hwaccel_deps="vdpau"
1732mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1733mpeg4_vaapi_hwaccel_deps="vaapi"
1734mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
1735mpeg4_vdpau_decoder_deps="vdpau"
1736mpeg4_vdpau_decoder_select="mpeg4_decoder"
1737mpeg4_vdpau_hwaccel_deps="vdpau"
1738mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1739vc1_dxva2_hwaccel_deps="dxva2"
1740vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1741vc1_vaapi_hwaccel_deps="vaapi"
1742vc1_vaapi_hwaccel_select="vc1_decoder"
1743vc1_vdpau_decoder_deps="vdpau"
1744vc1_vdpau_decoder_select="vc1_decoder"
1745vc1_vdpau_hwaccel_deps="vdpau"
1746vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1747wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1748wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1749wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
77525327 1750wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1751
28b80940 1752# parsers
0b499c9b 1753h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1754mpeg4video_parser_select="error_resilience mpegvideo"
1755mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1756vc1_parser_select="mpegvideo"
28b80940 1757
912f3148 1758# external libraries
c9171a83 1759libfaac_encoder_deps="libfaac"
aa11cb79 1760libfaac_encoder_select="audio_frame_queue"
37eeb5e2 1761libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1762libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1763libgsm_decoder_deps="libgsm"
1764libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1765libgsm_ms_decoder_deps="libgsm"
1766libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1767libilbc_decoder_deps="libilbc"
1768libilbc_encoder_deps="libilbc"
1cc60c47 1769libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1770libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1771libopencore_amrnb_decoder_deps="libopencore_amrnb"
1772libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1773libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1774libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1775libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1776libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1777libopus_decoder_deps="libopus"
6cb8c854 1778libopus_encoder_deps="libopus"
aa11cb79 1779libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1780libschroedinger_decoder_deps="libschroedinger"
1781libschroedinger_encoder_deps="libschroedinger"
ae14f311 1782libspeex_decoder_deps="libspeex"
b606a017 1783libspeex_encoder_deps="libspeex"
aa11cb79 1784libspeex_encoder_select="audio_frame_queue"
150d2772 1785libtheora_encoder_deps="libtheora"
d89e738a 1786libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1787libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1788libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1789libvorbis_encoder_deps="libvorbis"
aa11cb79 1790libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1791libvpx_vp8_decoder_deps="libvpx"
1792libvpx_vp8_encoder_deps="libvpx"
1793libvpx_vp9_decoder_deps="libvpx"
1794libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1795libwavpack_encoder_deps="libwavpack"
1cc60c47 1796libx264_encoder_deps="libx264"
de295976 1797libxavs_encoder_deps="libxavs"
1cc60c47 1798libxvid_encoder_deps="libxvid"
30fd06be 1799
912f3148 1800# demuxers / muxers
c2dd0e9e 1801ac3_demuxer_select="ac3_parser"
647c2356 1802asf_stream_muxer_select="asf_muxer"
4e622dea 1803avisynth_demuxer_deps="avisynth"
c2dd0e9e 1804dirac_demuxer_select="dirac_parser"
5b423887 1805eac3_demuxer_select="ac3_parser"
c2dd0e9e 1806flac_demuxer_select="flac_parser"
647c2356 1807ipod_muxer_select="mov_muxer"
31f16dc1 1808ismv_muxer_select="mov_muxer"
647c2356 1809matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1810matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1811mov_demuxer_suggest="zlib"
5ad2f0bf 1812mov_muxer_select="rtpenc_chain"
c2dd0e9e 1813mp3_demuxer_select="mpegaudio_parser"
647c2356 1814mp4_muxer_select="mov_muxer"
75644335 1815mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1816mpegtsraw_demuxer_select="mpegts_demuxer"
1817mxf_d10_muxer_select="mxf_muxer"
24ca518b 1818ogg_demuxer_select="golomb"
647c2356 1819psp_muxer_select="mov_muxer"
44594cc7 1820rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1821rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1822rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1823rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1824sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1825sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1826sdp_demuxer_select="rtpdec"
e772f9fa 1827smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1828spdif_muxer_select="aac_parser"
57231e4d 1829tak_demuxer_select="tak_parser"
647c2356
DB
1830tg2_muxer_select="mov_muxer"
1831tgp_muxer_select="mov_muxer"
6bdaa5f4 1832w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1833
1834# indevs / outdevs
38e54a75 1835alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1836alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1837bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1838dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1839fbdev_indev_deps="linux_fb_h"
a3fc62e8 1840jack_indev_deps="jack_jack_h pthreads"
e417d80d 1841libcdio_indev_deps="libcdio"
38e54a75 1842libdc1394_indev_deps="libdc1394"
38e54a75
SS
1843oss_indev_deps_any="soundcard_h sys_soundcard_h"
1844oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1845pulse_indev_deps="libpulse"
15d59d2c
B
1846sndio_indev_deps="sndio_h"
1847sndio_outdev_deps="sndio_h"
38e54a75 1848v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1849vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1850vfwcap_indev_extralibs="-lavicap32"
24f8961f 1851x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1852
912f3148 1853# protocols
acd554c1
SP
1854ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1855ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1856ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1857ffrtmphttp_protocol_deps="!librtmp_protocol"
1858ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1859gopher_protocol_select="network"
c40e1757 1860httpproxy_protocol_select="tcp_protocol"
279a0c97 1861http_protocol_select="tcp_protocol"
183baead 1862https_protocol_select="tls_protocol"
c3b57d6e
DB
1863librtmp_protocol_deps="librtmp"
1864librtmpe_protocol_deps="librtmp"
1865librtmps_protocol_deps="librtmp"
1866librtmpt_protocol_deps="librtmp"
1867librtmpte_protocol_deps="librtmp"
c60a2d70 1868mmsh_protocol_select="http_protocol"
998c1ee1 1869mmst_protocol_select="network"
c3b57d6e 1870rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1871rtmp_protocol_select="tcp_protocol"
acd554c1 1872rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1873rtmps_protocol_deps="!librtmp_protocol"
1874rtmps_protocol_select="tls_protocol"
775c4d36 1875rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1876rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1877rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1878rtp_protocol_select="udp_protocol"
998c1ee1
DB
1879sctp_protocol_deps="struct_sctp_event_subscribe"
1880sctp_protocol_select="network"
0eecafc9 1881srtp_protocol_select="rtp_protocol"
998c1ee1 1882tcp_protocol_select="network"
558d192d
MS
1883tls_protocol_deps_any="openssl gnutls"
1884tls_protocol_select="tcp_protocol"
998c1ee1 1885udp_protocol_select="network"
c08fb000 1886
6ebf0bfc 1887# filters
13fabd7a 1888blackframe_filter_deps="gpl"
ce6b6ef6 1889boxblur_filter_deps="gpl"
68b79bfc 1890cropdetect_filter_deps="gpl"
b157be1f 1891delogo_filter_deps="gpl"
a5b64584 1892drawtext_filter_deps="libfreetype"
2e5ff4d0 1893frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1894frei0r_filter_extralibs='$ldl'
a42bb9d6 1895frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1896frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1897hqdn3d_filter_deps="gpl"
3fce1367 1898interlace_filter_deps="gpl"
d371e7b9 1899resample_filter_deps="avresample"
cf69ad35 1900ocv_filter_deps="libopencv"
2f296e39 1901scale_filter_deps="swscale"
acbac567 1902yadif_filter_deps="gpl"
6ebf0bfc 1903
5a0f7131 1904# libraries
d89f2fa9
DB
1905avcodec_deps="avutil"
1906avdevice_deps="avutil avcodec avformat"
1907avfilter_deps="avutil"
1908avformat_deps="avutil avcodec"
1909avresample_deps="avutil"
1910swscale_deps="avutil"
f7679c54 1911
912f3148 1912# programs
54fd593a 1913avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1914avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1915 fps_filter null_filter resample_filter scale_filter
bce70f81 1916 setpts_filter trim_filter"
d173ede1 1917avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1918avplay_select="rdft"
9e12f0bf 1919avprobe_deps="avcodec avformat"
b263bf66 1920avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1921avserver_extralibs='$ldl'
a2830dca 1922
c73f65d9 1923doc_deps="texi2html"
912f3148 1924
de6d9b64 1925# default parameters
8a608357 1926
19bd477d 1927logfile="config.log"
8a608357
MR
1928
1929# installation paths
c9d19248
MR
1930prefix_default="/usr/local"
1931bindir_default='${prefix}/bin'
6291d7e4 1932datadir_default='${prefix}/share/avconv'
c9d19248
MR
1933incdir_default='${prefix}/include'
1934libdir_default='${prefix}/lib'
1935mandir_default='${prefix}/share/man'
1936shlibdir_default="$libdir_default"
8a608357
MR
1937
1938# toolchain
121d78d0 1939ar_default="ar"
13c7df3d 1940cc_default="gcc"
9da6609f 1941host_cc_default="gcc"
4ebc6a74 1942cp_f="cp -f"
b58b00ae 1943ln_s="ln -s -f"
2a8a860a 1944nm_default="nm -g"
11e6d03a 1945objformat="elf"
3f8040db 1946pkg_config_default=pkg-config
be7109c1 1947ranlib="ranlib"
11e6d03a 1948yasmexe="yasm"
8a608357 1949
3e0b1c9a 1950nogas=":"
8182dc34 1951
8a608357 1952# machine
8d4c00ed 1953arch_default=$(uname -m)
38d0a8aa 1954cpu="generic"
8a608357 1955
8a608357 1956# OS
8d4c00ed
MR
1957target_os_default=$(tolower $(uname -s))
1958host_os=$target_os_default
8a608357 1959
8a608357 1960# configurable options
d89f2fa9 1961enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1962
3e0b1c9a
DB
1963enable asm
1964enable debug
1965enable doc
8400d6b8 1966enable optimizations
8cfbbd92 1967enable safe_bitstream_reader
530dc538 1968enable static
a9ddb5b1 1969enable swscale_alpha
8a608357 1970
2e2ec667
DB
1971# By default, enable only those hwaccels that have no external dependencies.
1972enable dxva2 vdpau
1973
8a608357 1974# build settings
9987769a 1975SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1976AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1977LIBPREF="lib"
1978LIBSUF=".a"
c5f14466
RP
1979FULLNAME='$(NAME)$(BUILDSUF)'
1980LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1981SLIBPREF="lib"
1982SLIBSUF=".so"
c5f14466 1983SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1984SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1985SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1986LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1987SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1988SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1989
68485d1f
MR
1990asflags_filter=echo
1991cflags_filter=echo
64933b6c
MR
1992ldflags_filter=echo
1993
23565c26 1994AS_C='-c'
bc877faf 1995AS_O='-o $@'
23565c26 1996CC_C='-c'
18031c49 1997CC_E='-E -o $@'
7e6c86e6 1998CC_O='-o $@'
a758c5e2 1999LD_O='-o $@'
8db73c61
MR
2000LD_LIB='-l%'
2001LD_PATH='-L'
23565c26 2002HOSTCC_C='-c'
a758c5e2 2003HOSTCC_O='-o $@'
095792f2 2004HOSTLD_O='-o $@'
7e6c86e6 2005
4cc4b33f
DB
2006host_cflags='-O3 -g'
2007host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2008host_libs='-lm'
6c3fa06a
MR
2009host_cflags_filter=echo
2010host_ldflags_filter=echo
9da6609f 2011
9b861379 2012target_path='$(CURDIR)'
a7ada2ba 2013
a158446b
MR
2014# since the object filename is not given with the -MM flag, the compiler
2015# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2016DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2017DEPFLAGS='-MM'
315c741d 2018
c597172e 2019# find source path
24524f36 2020if test -f configure; then
f038cf3c 2021 source_path=.
c597172e 2022else
8477f2de 2023 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2024 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2025 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2026 test -e "$source_path/config.h" &&
2027 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2028fi
2029
13cbe2c0 2030for v in "$@"; do
b04251c5
MR
2031 r=${v#*=}
2032 l=${v%"$r"}
2033 r=$(sh_quote "$r")
29ba0911 2034 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2035done
c597172e 2036
73ef8980
MR
2037find_things(){
2038 thing=$1
2039 pattern=$2
2040 file=$source_path/$3
932ccf39 2041 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2042}
2043
2044ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2045DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2046HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2047PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2048BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2049MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2050DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2051OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2052INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2053PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2054FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2055
54e75be4
DB
2056ALL_COMPONENTS="
2057 $BSF_LIST
2058 $DECODER_LIST
2059 $DEMUXER_LIST
2060 $ENCODER_LIST
2061 $FILTER_LIST
2062 $HWACCEL_LIST
2063 $INDEV_LIST
2064 $MUXER_LIST
2065 $OUTDEV_LIST
2066 $PARSER_LIST
2067 $PROTOCOL_LIST
2068"
2069
8469ae22
MR
2070for n in $COMPONENT_LIST; do
2071 v=$(toupper ${n%s})_LIST
2072 eval enable \$$v
2073 eval ${n}_if_any="\$$v"
2074done
2075
206a070d 2076enable $ARCH_EXT_LIST
c597172e
MR
2077
2078die_unknown(){
2079 echo "Unknown option \"$1\"."
2080 echo "See $0 --help for available options."
2081 exit 1
2082}
2083
7432e872
DB
2084print_3_columns() {
2085 cat | tr ' ' '\n' | sort | pr -r -3 -t
2086}
2087
794f8e97 2088show_list() {
bf0c4afa
RP
2089 suffix=_$1
2090 shift
7432e872 2091 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2092 exit 0
2093}
2094
154caa67
MR
2095rand_list(){
2096 IFS=', '
2097 set -- $*
2098 unset IFS
2099 for thing; do
2100 comp=${thing%:*}
2101 prob=${thing#$comp}
2102 prob=${prob#:}
2103 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2104 echo "prob ${prob:-0.5}"
2105 printf '%s\n' $comp
2106 done
2107}
2108
2109do_random(){
2110 action=$1
2111 shift
2112 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2113 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2114}
2115
c597172e 2116for opt do
7483e694
DB
2117 optval="${opt#*=}"
2118 case "$opt" in
ea061af1
DB
2119 --extra-ldflags=*)
2120 add_ldflags $optval
7e9e7cc2 2121 ;;
ea061af1
DB
2122 --extra-libs=*)
2123 add_extralibs $optval
7e9e7cc2 2124 ;;
ea061af1
DB
2125 --disable-devices)
2126 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2127 ;;
ea061af1
DB
2128 --enable-debug=*)
2129 debuglevel="$optval"
7e9e7cc2
MR
2130 ;;
2131 --disable-programs)
2132 disable $PROGRAM_LIST
2133 ;;
2134 --disable-everything)
2135 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2136 ;;
844c6852
DB
2137 --disable-all)
2138 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2139 disable $LIBRARY_LIST $PROGRAM_LIST doc
2140 ;;
7e9e7cc2
MR
2141 --enable-random|--disable-random)
2142 action=${opt%%-random}
2143 do_random ${action#--} $COMPONENT_LIST
2144 ;;
2145 --enable-random=*|--disable-random=*)
2146 action=${opt%%-random=*}
2147 do_random ${action#--} $optval
2148 ;;
2149 --enable-*=*|--disable-*=*)
2150 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2151 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2152 eval list=\$$(toupper $thing)_LIST
2153 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2154 $action $(filter "$name" $list)
2155 ;;
2156 --enable-?*|--disable-?*)
2157 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2158 if is_in $option $COMPONENT_LIST; then
2159 test $action = disable && action=unset
2160 eval $action \$$(toupper ${option%s})_LIST
2161 elif is_in $option $CMDLINE_SELECT; then
2162 $action $option
2163 else
2164 die_unknown $opt
2165 fi
2166 ;;
2167 --list-*)
2168 NAME="${opt#--list-}"
2169 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2170 NAME=${NAME%s}
2171 eval show_list $NAME \$$(toupper $NAME)_LIST
2172 ;;
2173 --help|-h) show_help
2174 ;;
2175 *)
2176 optname="${opt%%=*}"
2177 optname="${optname#--}"
2178 optname=$(echo "$optname" | sed 's/-/_/g')
2179 if is_in $optname $CMDLINE_SET; then
2180 eval $optname='$optval'
2181 elif is_in $optname $CMDLINE_APPEND; then
2182 append $optname "$optval"
2183 else
2184 die_unknown $opt
2185 fi
2186 ;;
7483e694 2187 esac
c597172e
MR
2188done
2189
bcea99bb
MR
2190disabled logging && logfile=/dev/null
2191
29ba0911 2192echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2193set >> $logfile
2194
9da6609f
MR
2195test -n "$cross_prefix" && enable cross_compile
2196
8d4c00ed
MR
2197if enabled cross_compile; then
2198 test -n "$arch" && test -n "$target_os" ||
2199 die "Must specify target arch and OS when cross-compiling"
2200fi
2201
121d78d0 2202ar_default="${cross_prefix}${ar_default}"
11e6d03a 2203cc_default="${cross_prefix}${cc_default}"
20e0ed95 2204nm_default="${cross_prefix}${nm_default}"
3f8040db 2205pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2206ranlib="${cross_prefix}${ranlib}"
adb2b908 2207
c5200f17
MR
2208sysinclude_default="${sysroot}/usr/include"
2209
aeeb782c 2210case "$toolchain" in
0fbb62a8
LB
2211 clang-asan)
2212 cc_default="clang"
19f251a2
LB
2213 add_cflags -fsanitize=address
2214 add_ldflags -fsanitize=address
0fbb62a8
LB
2215 ;;
2216 clang-tsan)
2217 cc_default="clang"
19f251a2
LB
2218 add_cflags -fsanitize=thread -pie
2219 add_ldflags -fsanitize=thread -pie
0fbb62a8 2220 ;;
0ba49d28
LB
2221 gcc-asan)
2222 cc_default="gcc"
2223 add_cflags -fsanitize=address
2224 add_ldflags -fsanitize=address
2225 ;;
2226 gcc-tsan)
2227 cc_default="gcc"
2228 add_cflags -fsanitize=thread -pie -fPIC
2229 add_ldflags -fsanitize=thread -pie -fPIC
2230 ;;
edfe609f
LB
2231 valgrind-massif)
2232 target_exec_default="valgrind"
2233 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2234 ;;
b1ee8eec
RT
2235 valgrind-memcheck)
2236 target_exec_default="valgrind"
2237 target_exec_args="--track-origins=yes --leak-check=full"
2238 ;;
aeeb782c
MR
2239 msvc)
2240 cc_default="c99wrap cl"
2241 ld_default="c99wrap link"
2242 nm_default="dumpbin -symbols"
ac3a9b51 2243 ar_default="lib"
53e8cd68 2244 target_os_default="win32"
aeeb782c 2245 ;;
322e4194
AS
2246 icl)
2247 cc_default="c99wrap -noconv icl"
2248 ld_default="c99wrap xilink"
2249 nm_default="dumpbin -symbols"
2250 ar_default="xilib"
2251 target_os_default="win32"
2252 ;;
a862c7d3
RT
2253 gcov)
2254 add_cflags -fprofile-arcs -ftest-coverage
2255 add_ldflags -fprofile-arcs -ftest-coverage
2256 ;;
aeeb782c
MR
2257 ?*)
2258 die "Unknown toolchain $toolchain"
2259 ;;
2260esac
2261
b1ee8eec 2262set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2263enabled cross_compile || host_cc_default=$cc
2264set_default host_cc
13c7df3d 2265
762f95e4
MR
2266if ! $pkg_config --version >/dev/null 2>&1; then
2267 warn "$pkg_config not found, library detection may fail."
2268 pkg_config=false
2269fi
2270
82bb3329
MR
2271exesuf() {
2272 case $1 in
53e8cd68 2273 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2274 esac
2275}
2276
2277EXESUF=$(exesuf $target_os)
2278HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2279
e4e69e0b 2280# set temporary file name
a49d42c2 2281: ${TMPDIR:=$TEMPDIR}
c51fafa1 2282: ${TMPDIR:=$TMP}
a49d42c2 2283: ${TMPDIR:=/tmp}
e4e69e0b 2284
a210bce2 2285if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2286 # simple replacement for missing mktemp
2287 # NOT SAFE FOR GENERAL USE
2288 mktemp(){
09a5c245 2289 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2290 }
2291fi
2292
2293tmpfile(){
2294 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2295 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2296 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2297 append TMPFILES $tmp
2298 eval $1=$tmp
2299}
2300
2301trap 'rm -f -- $TMPFILES' EXIT
54460a83 2302
55127e7b 2303tmpfile TMPASM .asm
3e0b1c9a
DB
2304tmpfile TMPC .c
2305tmpfile TMPE $EXESUF
2306tmpfile TMPH .h
2307tmpfile TMPO .o
2308tmpfile TMPS .S
2309tmpfile TMPSH .sh
2310tmpfile TMPV .ver
54460a83
MR
2311
2312unset -f mktemp
e4e69e0b 2313
fb3c4ffc
MR
2314chmod +x $TMPE
2315
993f2d0f
MR
2316# make sure we can execute files in $TMPDIR
2317cat > $TMPSH 2>> $logfile <<EOF
2318#! /bin/sh
2319EOF
2320chmod +x $TMPSH >> $logfile 2>&1
2321if ! $TMPSH >> $logfile 2>&1; then
2322 cat <<EOF
2323Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2324variable to another directory and make sure that it is not mounted noexec.
2325EOF
2326 die "Sanity test failed."
2327fi
993f2d0f 2328
457cc333
MR
2329ccc_flags(){
2330 for flag; do
2331 case $flag in
2332 -std=c99) echo -c99 ;;
2333 -mcpu=*) echo -arch ${flag#*=} ;;
2334 -mieee) echo -ieee ;;
2335 -O*|-fast) echo $flag ;;
2336 -fno-math-errno) echo -assume nomath_errno ;;
2337 -g) echo -g3 ;;
2338 -Wall) echo -msg_enable level2 ;;
2339 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2340 -Wl,*) echo $flag ;;
2341 -f*|-W*) ;;
2342 *) echo $flag ;;
2343 esac
2344 done
2345}
2346
14fb9d3d 2347msvc_common_flags(){
dfa559bc
RB
2348 for flag; do
2349 case $flag in
14fb9d3d
AS
2350 # In addition to specifying certain flags under the compiler
2351 # specific filters, they must be specified here as well or else the
2352 # generic catch all at the bottom will print the original flag.
2353 -Wall) ;;
2354 -std=c99) ;;
2355 # Common flags
dfa559bc
RB
2356 -fomit-frame-pointer) echo -Oy ;;
2357 -g) echo -Z7 ;;
dfa559bc
RB
2358 -fno-math-errno) ;;
2359 -fno-common) ;;
2360 -fno-signed-zeros) ;;
50640977 2361 -fPIC) ;;
9f30fb5a
MS
2362 -mthumb) ;;
2363 -march=*) ;;
dfa559bc 2364 -lz) echo zlib.lib ;;
bd680c7b
DB
2365 -lavifil32) echo vfw32.lib ;;
2366 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2367 -l*) echo ${flag#-l}.lib ;;
2368 *) echo $flag ;;
2369 esac
2370 done
2371}
2372
14fb9d3d
AS
2373msvc_flags(){
2374 msvc_common_flags "$@"
2375 for flag; do
2376 case $flag in
2377 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2378 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2379 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
2380 -wd4996 -wd4273 ;;
2381 esac
2382 done
2383}
2384
2385icl_flags(){
2386 msvc_common_flags "$@"
2387 for flag; do
2388 case $flag in
2389 # Despite what Intel's documentation says -Wall, which is supported
2390 # on Windows, does enable remarks so disable them here.
2391 -Wall) echo $flag -Qdiag-disable:remark ;;
2392 -std=c99) echo -Qstd=c99 ;;
2393 esac
2394 done
2395}
2396
d0c6d424
MR
2397pgi_flags(){
2398 for flag; do
2399 case $flag in
643933f5 2400 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2401 -fomit-frame-pointer) echo -Mnoframe ;;
2402 -g) echo -gopt ;;
2403 *) echo $flag ;;
2404 esac
2405 done
2406}
2407
2408suncc_flags(){
2409 for flag; do
2410 case $flag in
2411 -march=*|-mcpu=*)
2412 case "${flag#*=}" in
2413 native) echo -xtarget=native ;;
2414 v9|niagara) echo -xarch=sparc ;;
2415 ultrasparc) echo -xarch=sparcvis ;;
2416 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2417 i586|pentium) echo -xchip=pentium ;;
2418 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2419 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2420 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2421 pentium4*) echo -xtarget=pentium4 ;;
2422 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2423 *-sse3) echo -xarch=sse3 ;;
2424 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2425 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2426 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2427 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2428 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2429 k8|opteron|athlon64|athlon-fx)
2430 echo -xarch=sse2a ;;
2431 athlon*) echo -xarch=pentium_proa ;;
2432 esac
2433 ;;
2434 -std=c99) echo -xc99 ;;
2435 -fomit-frame-pointer) echo -xregs=frameptr ;;
2436 -fPIC) echo -KPIC -xcode=pic32 ;;
2437 -W*,*) echo $flag ;;
5e753ed5
SM
2438 -f*-*|-W*|-mimpure-text) ;;
2439 -shared) echo -G ;;
d0c6d424
MR
2440 *) echo $flag ;;
2441 esac
2442 done
2443}
2444
2445tms470_flags(){
2446 for flag; do
2447 case $flag in
2448 -march=*|-mcpu=*)
2449 case "${flag#*=}" in
2450 armv7-a|cortex-a*) echo -mv=7a8 ;;
2451 armv7-r|cortex-r*) echo -mv=7r4 ;;
2452 armv7-m|cortex-m*) echo -mv=7m3 ;;
2453 armv6*|arm11*) echo -mv=6 ;;
2454 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2455 echo -mv=5e ;;
2456 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2457 esac
2458 ;;
2459 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2460 -mfpu=vfp) echo --float_support=vfpv2 ;;
2461 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2462 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2463 -msoft-float) echo --float_support=vfplib ;;
2464 -O[0-3]|-mf=*) echo $flag ;;
2465 -g) echo -g -mn ;;
2466 -pds=*) echo $flag ;;
ad93dccb
MR
2467 -D*|-I*) echo $flag ;;
2468 --gcc|--abi=*) echo $flag ;;
2469 -me) echo $flag ;;
d0c6d424
MR
2470 esac
2471 done
2472}
2473
a758c5e2
MR
2474probe_cc(){
2475 pfx=$1
2476 _cc=$2
2477
8db73c61
MR
2478 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2479 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2480 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2481 _flags_filter=echo
2482
2483 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2484 _type=llvm_gcc
2485 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2486 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2487 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2488 _cflags_speed='-O3'
2489 _cflags_size='-Os'
2490 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2491 _type=gcc
2492 gcc_version=$($_cc --version | head -n1)
2493 gcc_basever=$($_cc -dumpversion)
2494 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2495 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2496 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2497 if ! $_cc -dumpversion | grep -q '^2\.'; then
2498 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2499 fi
2500 _cflags_speed='-O3'
2501 _cflags_size='-Os'
b2d688ea 2502 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2503 _type=icc
2504 _ident=$($_cc --version | head -n1)
2505 _depflags='-MMD'
2506 _cflags_speed='-O3'
2507 _cflags_size='-Os'
2508 _cflags_noopt='-O1'
2509 elif $_cc -v 2>&1 | grep -q xlc; then
2510 _type=xlc
2511 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2512 _cflags_speed='-O5'
2513 _cflags_size='-O5 -qcompact'
2514 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2515 _type=ccc
2516 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2517 _DEPFLAGS='-M'
a758c5e2
MR
2518 _cflags_speed='-fast'
2519 _cflags_size='-O1'
457cc333 2520 _flags_filter=ccc_flags
a758c5e2
MR
2521 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2522 test -d "$sysroot" || die "No valid sysroot specified."
2523 _type=armcc
2524 _ident=$($_cc --vsn | head -n1)
2525 armcc_conf="$PWD/armcc.conf"
2526 $_cc --arm_linux_configure \
2527 --arm_linux_config_file="$armcc_conf" \
2528 --configure_sysroot="$sysroot" \
2529 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2530 die "Error creating armcc configuration file."
2531 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2532 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2533 as_default="${cross_prefix}gcc"
2534 _depflags='-MMD'
2535 _cflags_speed='-O3'
2536 _cflags_size='-Os'
0122118e 2537 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2538 _type=tms470
2539 _ident=$($_cc -version | head -n1 | tr -s ' ')
2540 _flags='--gcc --abi=eabi -me'
18031c49 2541 _cc_e='-ppl -fe=$@'
a758c5e2 2542 _cc_o='-fe=$@'
a758c5e2
MR
2543 _depflags='-ppa -ppd=$(@:.o=.d)'
2544 _cflags_speed='-O3 -mf=5'
2545 _cflags_size='-O3 -mf=2'
2546 _flags_filter=tms470_flags
2547 elif $_cc -v 2>&1 | grep -q clang; then
2548 _type=clang
2549 _ident=$($_cc --version | head -n1)
2550 _depflags='-MMD'
2551 _cflags_speed='-O3'
2552 _cflags_size='-Os'
2553 elif $_cc -V 2>&1 | grep -q Sun; then
2554 _type=suncc
2555 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2556 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2557 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2558 _ldflags='-std=c99'
2559 _cflags_speed='-O5'
2560 _cflags_size='-O5 -xspace'
2561 _flags_filter=suncc_flags
2562 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2563 _type=pathscale
2564 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2565 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2566 _cflags_speed='-O2'
2567 _cflags_size='-Os'
2568 _flags_filter='filter_out -Wdisabled-optimization'
2569 elif $_cc -v 2>&1 | grep -q Open64; then
2570 _type=open64
2571 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2572 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2573 _cflags_speed='-O2'
2574 _cflags_size='-Os'
2575 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2576 elif $_cc -V 2>&1 | grep -q Portland; then
2577 _type=pgi
2578 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2579 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2580 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2581 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2582 _cflags_noopt="-O1"
2583 _flags_filter=pgi_flags
dfa559bc
RB
2584 elif $_cc 2>&1 | grep -q Microsoft; then
2585 _type=msvc
2586 _ident=$($cc 2>&1 | head -n1)
2587 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2588 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2589 _cflags_speed="-O2"
2590 _cflags_size="-O1"
2591 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2592 if $_cc 2>&1 | grep -q Linker; then
2593 _ld_o='-out $@'
2594 else
2595 _ld_o='-Fe$@'
2596 fi
2597 _cc_o='-Fo $@'
a224b2cb 2598 _cc_e='-P -Fi $@'
dfa559bc
RB
2599 _flags_filter=msvc_flags
2600 _ld_lib='lib%.a'
2601 _ld_path='-libpath:'
2602 _flags='-nologo'
2603 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2604 if [ $pfx = hostcc ]; then
6a0200f2 2605 append _cflags -Dsnprintf=_snprintf
dfa559bc 2606 fi
322e4194
AS
2607 elif $_cc 2>&1 | grep -q Intel; then
2608 _type=icl
2609 _ident=$($cc 2>&1 | head -n1)
2610 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
2611 # Not only is O3 broken on 13.x+ but it's slower on all previous versions (tested) as well
2612 _cflags_speed="-O2"
2613 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
2614 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2615 if $_cc 2>&1 | grep -q Linker; then
2616 _ld_o='-out $@'
2617 else
2618 _ld_o='-Fe$@'
2619 fi
2620 _cc_o='-Fo $@'
2621 _cc_e='-P'
14fb9d3d 2622 _flags_filter=icl_flags
322e4194
AS
2623 _ld_lib='lib%.a'
2624 _ld_path='-libpath:'
2625 # -Qdiag-error to make icl error when presented with certain unknown arguments
60f09c04 2626 _flags='-nologo -Qdiag-error:4044,10157'
322e4194 2627 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency with msvc which enables it by default
e0d6e2fc 2628 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2629 if [ $pfx = hostcc ]; then
2630 append _cflags -Dsnprintf=_snprintf
2631 fi
aef6bd1b 2632 fi
a758c5e2
MR
2633
2634 eval ${pfx}_type=\$_type
2635 eval ${pfx}_ident=\$_ident
2636}
2637
2638set_ccvars(){
23565c26 2639 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2640 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2641 eval ${1}_O=\${_cc_o-\${${1}_O}}
2642
2643 if [ -n "$_depflags" ]; then
2644 eval ${1}_DEPFLAGS=\$_depflags
2645 else
2646 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2647 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2648 eval DEP${1}FLAGS=\$_flags
2649 fi
2650}
2651
2652probe_cc cc "$cc"
2653cflags_filter=$_flags_filter
2654cflags_speed=$_cflags_speed
2655cflags_size=$_cflags_size
2656cflags_noopt=$_cflags_noopt
2657add_cflags $_flags $_cflags
2658cc_ldflags=$_ldflags
2659set_ccvars CC
2660
2661probe_cc hostcc "$host_cc"
2662host_cflags_filter=$_flags_filter
a758c5e2 2663add_host_cflags $_flags $_cflags
a758c5e2 2664set_ccvars HOSTCC
629687f6 2665
851ffa80
MR
2666test -n "$cc_type" && enable $cc_type ||
2667 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2668
75bafbac 2669: ${as_default:=$cc}
50567afa 2670: ${dep_cc_default:=$cc}
684b28e0 2671: ${ld_default:=$cc}
095792f2
MR
2672: ${host_ld_default:=$host_cc}
2673set_default ar as dep_cc ld host_ld
75800dce 2674
a758c5e2
MR
2675probe_cc as "$as"
2676asflags_filter=$_flags_filter
2677add_asflags $_flags $_cflags
2678set_ccvars AS
2679
2680probe_cc ld "$ld"
2681ldflags_filter=$_flags_filter
2682add_ldflags $_flags $_ldflags
2683test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2684LD_O=${_ld_o-$LD_O}
8db73c61
MR
2685LD_LIB=${_ld_lib-$LD_LIB}
2686LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2687
095792f2
MR
2688probe_cc hostld "$host_ld"
2689host_ldflags_filter=$_flags_filter
2690add_host_ldflags $_flags $_ldflags
2691HOSTLD_O=${_ld_o-$HOSTLD_O}
2692
a758c5e2
MR
2693if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2694 probe_cc depcc "$dep_cc"
2695 CCDEP=${_DEPCMD:-$DEPCMD}
2696 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2697 DEPCCFLAGS=$_flags
2698fi
07dec06e 2699
3dbc777c
MR
2700if $ar 2>&1 | grep -q Microsoft; then
2701 arflags="-nologo"
2702 ar_o='-out:$@'
2703elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2704 arflags="rq"
2705 ar_o='$@'
2706else
2707 arflags="rc"
2708 ar_o='$@'
2709fi
2710
7f32f40c 2711add_cflags $extra_cflags
2f2e6c7c 2712add_asflags $extra_cflags
7f32f40c 2713
154d432c
MR
2714if test -n "$sysroot"; then
2715 case "$cc_type" in
00ba041c 2716 gcc|llvm_gcc|clang)
467256f2 2717 add_cppflags --sysroot="$sysroot"
154d432c
MR
2718 add_ldflags --sysroot="$sysroot"
2719 ;;
6fec122a
MR
2720 tms470)
2721 add_cppflags -I"$sysinclude"
2722 add_ldflags --sysroot="$sysroot"
2723 ;;
154d432c
MR
2724 esac
2725fi
2726
d22c13a8
MR
2727if test "$cpu" = host; then
2728 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2729
2730 case "$cc_type" in
613a4e3f 2731 gcc|llvm_gcc)
d22c13a8
MR
2732 check_native(){
2733 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2734 sed -n "/cc1.*$1=/{
27ce1be8
MR
2735 s/.*$1=\\([^ ]*\\).*/\\1/
2736 p
2737 q
2738 }" $TMPE
d22c13a8
MR
2739 }
2740 cpu=$(check_native -march || check_native -mcpu)
2741 ;;
2742 esac
2743
2744 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2745fi
2746
e939cedd
MR
2747# Deal with common $arch aliases
2748case "$arch" in
5873b623
MR
2749 aarch64|arm64)
2750 arch="aarch64"
2751 ;;
e939cedd
MR
2752 arm*)
2753 arch="arm"
2754 ;;
2acda282 2755 mips*|IP*)
e939cedd
MR
2756 arch="mips"
2757 ;;
a6e9d649 2758 parisc*|hppa*)
e939cedd
MR
2759 arch="parisc"
2760 ;;
56203596 2761 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2762 arch="ppc"
2763 ;;
e939cedd
MR
2764 s390|s390x)
2765 arch="s390"
2766 ;;
2767 sh4|sh)
2768 arch="sh4"
2769 ;;
4cd217c0 2770 sun4u|sparc*)
e939cedd 2771 arch="sparc"
e939cedd 2772 ;;
c75848cd
DB
2773 tilegx|tile-gx)
2774 arch="tilegx"
2775 ;;
d33ed7b3 2776 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2777 arch="x86"
2778 ;;
2779esac
2780
851ffa80 2781is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2782enable $arch
e939cedd 2783
df5cdc24 2784# Add processor-specific flags
9ebd45c2 2785if enabled aarch64; then
33db40f8
MR
2786
2787 case $cpu in
2788 armv*)
2789 cpuflags="-march=$cpu"
2790 ;;
2791 *)
2792 cpuflags="-mcpu=$cpu"
2793 ;;
2794 esac
2795
2796elif enabled alpha; then
2797
2798 cpuflags="-mcpu=$cpu"
2799
2800elif enabled arm; then
2801
1234c66a
MR
2802 check_arm_arch() {
2803 check_cpp_condition stddef.h \
2804 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2805 $cpuflags
2806 }
2807
2808 probe_arm_arch() {
2809 if check_arm_arch 4; then echo armv4;
2810 elif check_arm_arch 4T; then echo armv4t;
2811 elif check_arm_arch 5; then echo armv5;
2812 elif check_arm_arch 5E; then echo armv5e;
2813 elif check_arm_arch 5T; then echo armv5t;
2814 elif check_arm_arch 5TE; then echo armv5te;
2815 elif check_arm_arch 5TEJ; then echo armv5te;
2816 elif check_arm_arch 6; then echo armv6;
2817 elif check_arm_arch 6J; then echo armv6j;
2818 elif check_arm_arch 6K; then echo armv6k;
2819 elif check_arm_arch 6Z; then echo armv6z;
2820 elif check_arm_arch 6ZK; then echo armv6zk;
2821 elif check_arm_arch 6T2; then echo armv6t2;
2822 elif check_arm_arch 7; then echo armv7;
2823 elif check_arm_arch 7A 7_A; then echo armv7-a;
2824 elif check_arm_arch 7R 7_R; then echo armv7-r;
2825 elif check_arm_arch 7M 7_M; then echo armv7-m;
2826 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2827 elif check_arm_arch 8A 8_A; then echo armv8-a;
2828 fi
2829 }
2830
2831 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2832
33db40f8
MR
2833 case $cpu in
2834 armv*)
2835 cpuflags="-march=$cpu"
2836 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2837 ;;
2838 *)
2839 cpuflags="-mcpu=$cpu"
2840 case $cpu in
2841 cortex-a*) subarch=armv7a ;;
2842 cortex-r*) subarch=armv7r ;;
2843 cortex-m*) enable thumb; subarch=armv7m ;;
2844 arm11*) subarch=armv6 ;;
2845 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2846 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2847 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2848 esac
2849 ;;
2850 esac
2851
f0fe245b
MR
2852 case "$subarch" in
2853 armv5t*) enable fast_clz ;;
2854 armv[6-8]*) enable fast_clz fast_unaligned ;;
2855 esac
2856
33db40f8
MR
2857elif enabled avr32; then
2858
2859 case $cpu in
2860 ap7[02]0[0-2])
2861 subarch="avr32_ap"
2862 cpuflags="-mpart=$cpu"
2863 ;;
2864 ap)
2865 subarch="avr32_ap"
2866 cpuflags="-march=$cpu"
2867 ;;
2868 uc3[ab]*)
2869 subarch="avr32_uc"
2870 cpuflags="-mcpu=$cpu"
2871 ;;
2872 uc)
2873 subarch="avr32_uc"
2874 cpuflags="-march=$cpu"
2875 ;;
2876 esac
2877
2878elif enabled bfin; then
2879
2880 cpuflags="-mcpu=$cpu"
2881
2882elif enabled mips; then
2883
2884 cpuflags="-march=$cpu"
2885
5d54c126 2886elif enabled ppc; then
343aef9b 2887
56348891
MR
2888 case $(tolower $cpu) in
2889 601|ppc601|powerpc601)
9dbd5c3d 2890 cpuflags="-mcpu=601"
64ad53ff 2891 disable altivec
9dbd5c3d 2892 ;;
56348891 2893 603*|ppc603*|powerpc603*)
9dbd5c3d 2894 cpuflags="-mcpu=603"
64ad53ff 2895 disable altivec
9dbd5c3d 2896 ;;
56348891 2897 604*|ppc604*|powerpc604*)
9dbd5c3d 2898 cpuflags="-mcpu=604"
64ad53ff 2899 disable altivec
9dbd5c3d 2900 ;;
56348891 2901 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2902 cpuflags="-mcpu=750"
64ad53ff 2903 disable altivec
9dbd5c3d 2904 ;;
56348891 2905 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2906 cpuflags="-mcpu=7450"
9dbd5c3d 2907 ;;
56348891 2908 74*|ppc74*|powerpc74*)
7f1fcaf0 2909 cpuflags="-mcpu=7400"
9dbd5c3d 2910 ;;
313f9fbf 2911 g5|970|ppc970|powerpc970)
7f1fcaf0 2912 cpuflags="-mcpu=970"
9dbd5c3d 2913 ;;
313f9fbf 2914 power[3-7]*)
7f1fcaf0 2915 cpuflags="-mcpu=$cpu"
313f9fbf 2916 ;;
56348891 2917 cell)
9dbd5c3d
MR
2918 cpuflags="-mcpu=cell"
2919 enable ldbrx
2920 ;;
4ab26cb4
DB
2921 e500mc)
2922 cpuflags="-mcpu=e500mc"
2923 disable altivec
2924 ;;
7b0b81a1
AL
2925 e500v2)
2926 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2927 disable altivec
2928 ;;
2929 e500)
2930 cpuflags="-mcpu=8540 -mhard-float"
2931 disable altivec
2932 ;;
9dbd5c3d 2933 esac
343aef9b 2934
33db40f8
MR
2935elif enabled sparc; then
2936
2937 case $cpu in
2938 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2939 cpuflags="-mcpu=$cpu"
2940 disable vis
2941 ;;
2942 ultrasparc*|niagara[234])
2943 cpuflags="-mcpu=$cpu"
2944 ;;
2945 esac
2946
343aef9b
MR
2947elif enabled x86; then
2948
9dbd5c3d
MR
2949 case $cpu in
2950 i[345]86|pentium)
2951 cpuflags="-march=$cpu"
2952 disable mmx
2953 ;;
f54b5505 2954 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
2955 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2956 cpuflags="-march=$cpu"
f54b5505 2957 disable i686
9dbd5c3d 2958 ;;
f54b5505 2959 # targets that do support nopl and conditional mov (cmov)
f2ce813e 2960 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 2961 cpuflags="-march=$cpu"
f54b5505 2962 enable i686
9dbd5c3d
MR
2963 enable fast_cmov
2964 ;;
2965 # targets that do support conditional mov but on which it's slow
2966 pentium4|pentium4m|prescott|nocona)
2967 cpuflags="-march=$cpu"
f54b5505 2968 enable i686
9dbd5c3d
MR
2969 disable fast_cmov
2970 ;;
2971 esac
343aef9b 2972
343aef9b
MR
2973fi
2974
9ebd45c2
MR
2975if [ "$cpu" != generic ]; then
2976 add_cflags $cpuflags
2977 add_asflags $cpuflags
2978fi
df5cdc24 2979
993f2d0f
MR
2980# compiler sanity check
2981check_exec <<EOF
2982int main(void){ return 0; }
2983EOF
2984if test "$?" != 0; then
2985 echo "$cc is unable to create an executable file."
2986 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2987 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2988 echo "Only do this if you know what cross compiling means."
2989 fi
2990 die "C compiler test failed."
2991fi
2992
046f081b 2993add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2994check_cflags -std=c99
50a334e4 2995check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2996#include <stdlib.h>
2997EOF
50a334e4 2998check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2999#include <stdlib.h>
3000EOF
e9b9a2f8 3001
f0125de9 3002check_host_cflags -std=c99
0a6db2a2 3003check_host_cflags -Wall
f0125de9 3004
d4c99513
MR
3005check_64bit(){
3006 arch32=$1
3007 arch64=$2
3008 expr=$3
3009 check_code cc "" "int test[2*($expr) - 1]" &&
3010 subarch=$arch64 || subarch=$arch32
3011}
3012
b24dbcbd 3013case "$arch" in
d11cb13b 3014 aarch64|alpha|ia64)
2acda282
MR
3015 spic=$shared
3016 ;;
3017 mips)
3018 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3019 spic=$shared
b24dbcbd 3020 ;;
a6e9d649
MR
3021 parisc)
3022 check_64bit parisc parisc64 'sizeof(void *) > 4'
3023 spic=$shared
3024 ;;
56203596
MR
3025 ppc)
3026 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3027 spic=$shared
56203596 3028 ;;
4cd217c0
MR
3029 sparc)
3030 check_64bit sparc sparc64 'sizeof(void *) > 4'
3031 spic=$shared
3032 ;;
e939cedd 3033 x86)
d4c99513 3034 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3035 if test "$subarch" = "x86_64"; then
e939cedd 3036 spic=$shared
de27f4d9 3037 fi
b24dbcbd 3038 ;;
b24dbcbd
RP
3039esac
3040
343aef9b 3041enable $subarch
b1803c79 3042enabled spic && enable_weak pic
b24dbcbd 3043
7483e694 3044# OS specific
4f854758 3045case $target_os in
a1629e28 3046 haiku)
63ae7e7c 3047 prefix_default="/boot/common"
108caaaa 3048 network_extralibs="-lnetwork"
f59c4bd6 3049 host_libs=
a1629e28 3050 ;;
7483e694 3051 sunos)
4d58e4cb 3052 AVSERVERLDFLAGS=""
9987769a 3053 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3054 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3055 network_extralibs="-lsocket -lnsl"
779222db 3056 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3057 # When using suncc to build, the Solaris linker will mark
3058 # an executable with each instruction set encountered by
3059 # the Solaris assembler. As our libraries contain their own
3060 # guards for processor-specific code, instead suppress
3061 # generation of the HWCAPS ELF section on Solaris x86 only.
3062 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 3063 nm_default='nm -P -g'
7483e694
DB
3064 ;;
3065 netbsd)
a1e4b3f6 3066 disable symver
07a8eef6
MR
3067 oss_indev_extralibs="-lossaudio"
3068 oss_outdev_extralibs="-lossaudio"
7483e694 3069 ;;
d488c3bc 3070 openbsd|bitrig)
a1e4b3f6 3071 disable symver
7483e694 3072 SHFLAGS='-shared'
69dca3a4 3073 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3074 SLIB_INSTALL_LINKS=
07a8eef6
MR
3075 oss_indev_extralibs="-lossaudio"
3076 oss_outdev_extralibs="-lossaudio"
7483e694 3077 ;;
a1e4b3f6 3078 dragonfly)
a1e4b3f6
MR
3079 disable symver
3080 ;;
3081 freebsd)
7483e694
DB
3082 ;;
3083 bsd/os)
355d81df 3084 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3085 ;;
3086 darwin)
301ab19d 3087 gas="gas-preprocessor.pl $cc"
e08b8239 3088 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3089 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3090 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3091 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3092 SLIBSUF=".dylib"
3093 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3094 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 3095 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 3096 objformat="macho"
1b0f6fb8 3097 enabled x86_64 && objformat="macho64"
8dfa86f7 3098 enabled_any pic shared ||
2704bd1a 3099 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3100 ;;
3101 mingw32*)
9d3f4f50 3102 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3103 disable network
3104 else
3105 target_os=mingw32
3106 fi
dcc01c06 3107 LIBTARGET=i386
1fc9fb8a 3108 if enabled x86_64; then
417516f6 3109 LIBTARGET="i386:x86-64"
336cc1b0 3110 elif enabled arm; then
15c5156d 3111 LIBTARGET=arm-wince
dcc01c06 3112 fi
225a5f91
AS
3113 check_ldflags -Wl,--nxcompat
3114 check_ldflags -Wl,--dynamicbase
fbd971a4 3115 shlibdir_default="$bindir_default"
7483e694
DB
3116 SLIBPREF=""
3117 SLIBSUF=".dll"
7483e694
DB
3118 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3119 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3120 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3121 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3122 SLIB_INSTALL_LINKS=
3123 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3124 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3125 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3126 objformat="win32"
ec10a9ab 3127 dlltool="${cross_prefix}dlltool"
a3222470 3128 ranlib=:
bc574408 3129 enable dos_paths
7483e694 3130 ;;
53e8cd68 3131 win32|win64)
d66c52c2
MS
3132 if enabled shared; then
3133 # Link to the import library instead of the normal static library
3134 # for shared libs.
3135 LD_LIB='%.lib'
3136 # Cannot build shared and static libraries at the same time with
3137 # MSVC.
3138 disable static
3139 fi
3140 shlibdir_default="$bindir_default"
3141 SLIBPREF=""
3142 SLIBSUF=".dll"
3143 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3144 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3145 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3146 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3147 SLIB_INSTALL_LINKS=
3148 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3149 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3150 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3151 objformat="win32"
3152 ranlib=:
3153 enable dos_paths
3154 ;;
7483e694 3155 cygwin*)
4f854758 3156 target_os=cygwin
fbd971a4 3157 shlibdir_default="$bindir_default"
7483e694
DB
3158 SLIBPREF="cyg"
3159 SLIBSUF=".dll"
3160 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3161 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3162 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3163 SLIB_INSTALL_LINKS=
3164 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3165 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3166 objformat="win32"
bc574408 3167 enable dos_paths
7483e694 3168 ;;
4f365f37 3169 *-dos|freedos|opendos)
4f365f37 3170 network_extralibs="-lsocket"
ff1c015d 3171 objformat="coff"
bc574408 3172 enable dos_paths
a7a187a1 3173 add_cppflags -U__STRICT_ANSI__
4f365f37 3174 ;;
7483e694 3175 linux)
7483e694
DB
3176 enable dv1394
3177 ;;
3178 irix*)
4f854758 3179 target_os=irix
7483e694
DB
3180 ranlib="echo ignoring ranlib"
3181 ;;
d22e8442 3182 os/2*)
d22e8442 3183 ln_s="cp -f"
9297f1ed 3184 objformat="aout"
e14574eb 3185 add_cppflags -D_GNU_SOURCE
355d81df 3186 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3187 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 3188 AVSERVERLDFLAGS=""
287d3b13 3189 LIBSUF="_s.a"
d22e8442
DY
3190 SLIBPREF=""
3191 SLIBSUF=".dll"
3192 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3193 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3194 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3195 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3196 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3197 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3198 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3199 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3200 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3201 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3202 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3203 enable dos_paths
d22e8442 3204 ;;
83993c1c 3205 gnu/kfreebsd)
3bd1eacd 3206 add_cppflags -D_BSD_SOURCE
83993c1c 3207 ;;
34e82167 3208 gnu)
34e82167 3209 ;;
d33ed7b3
MR
3210 qnx)
3211 add_cppflags -D_QNX_SOURCE
3212 network_extralibs="-lsocket"
3213 ;;
1c69c79f
MS
3214 symbian)
3215 SLIBSUF=".dll"
3216 enable dos_paths
e3bc07f4
MS
3217 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3218 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3219 add_ldflags -Wl,--target1-abs,--no-undefined \
3220 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3221 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3222 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3223 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3224 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3225 ;;
fdd66609
MR
3226 osf1)
3227 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3228 AVSERVERLDFLAGS=
3229 ;;
741a8b72
MR
3230 minix)
3231 ;;
4ebc6a74
MR
3232 plan9)
3233 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3234 -D_REENTRANT_SOURCE \
3235 -D_RESEARCH_SOURCE \
3236 -DFD_SETSIZE=96 \
3237 -DHAVE_SOCK_OPTS
3238 add_compat strtod.o strtod=avpriv_strtod
3239 network_extralibs='-lbsd'
3240 exeobjs=compat/plan9/main.o
3241 disable avserver
4ebc6a74
MR
3242 cp_f='cp'
3243 ;;
614d8911
MR
3244 none)
3245 ;;
7483e694 3246 *)
4f924f9a 3247 die "Unknown OS '$target_os'."
7483e694
DB
3248 ;;
3249esac
3250
b797f3c4
MR
3251# determine libc flavour
3252
197252f1 3253# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3254if check_cpp_condition features.h "defined __UCLIBC__"; then
3255 libc_type=uclibc
3bd1eacd 3256 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3257elif check_cpp_condition features.h "defined __GLIBC__"; then
3258 libc_type=glibc
3bd1eacd 3259 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3260# MinGW headers can be installed on Cygwin, so check for newlib first.
3261elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3262 libc_type=newlib
3263 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3264elif check_header _mingw.h; then
3265 libc_type=mingw
3266 check_cpp_condition _mingw.h \
3267 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3268 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3269 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3270 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3271elif check_func_headers stdlib.h _get_doserrno; then
3272 libc_type=msvcrt
84e65c76
MR
3273 add_compat strtod.o strtod=avpriv_strtod
3274 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3275 _snprintf=avpriv_snprintf \
3276 vsnprintf=avpriv_vsnprintf
0b6899f1
MS
3277 # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
3278 # 0x601 by default unless something else is set by the user.
3279 # This can easily lead to us detecting functions only present
3280 # in such new versions and producing binaries requiring windows 7.0.
3281 # Therefore explicitly set the default to XP unless the user has
3282 # set something else on the command line.
3283 check_cpp_condition stdlib.h "defined(_WIN32_WINNT)" || add_cppflags -D_WIN32_WINNT=0x0502
b797f3c4
MR
3284elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3285 libc_type=klibc
5b2b0b91
MS
3286elif check_cpp_condition sys/cdefs.h "defined __BIONIC__"; then
3287 libc_type=bionic
3288 add_compat strtod.o strtod=avpriv_strtod
b797f3c4
MR
3289fi
3290
3291test -n "$libc_type" && enable $libc_type
3292
5ab432fa
MR
3293# hacks for compiler/libc/os combinations
3294
3295if enabled_all tms470 glibc; then
b6f8d635 3296 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3297 add_cppflags -D__USER_LABEL_PREFIX__=
3298 add_cppflags -D__builtin_memset=memset
3299 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3300 add_cflags -pds=48 # incompatible redefinition of macro
3301fi
3302
457cc333
MR
3303if enabled_all ccc glibc; then
3304 add_ldflags -Wl,-z,now # calls to libots crash without this
3305fi
3306
6555acad
MR
3307esc(){
3308 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3309}
3310
3311echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3312
b1803c79 3313check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable_weak pic
13cb2187 3314
c9d19248 3315set_default $PATHS_LIST
2a8a860a 3316set_default nm
c9d19248 3317
320d060a 3318# we need to build at least one lib type
93b3c083 3319if ! enabled_any static shared; then
320d060a
DB
3320 cat <<EOF
3321At least one library type must be built.
3322Specify --enable-static to build the static libraries or --enable-shared to
3323build the shared libraries as well. To only build the shared libraries specify
3324--disable-static in addition to --enable-shared.
3325EOF
3326 exit 1;
3327fi
3328
2184c6f7 3329die_license_disabled() {
4c27207c 3330 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3331}
3332
e417d80d 3333die_license_disabled gpl libcdio
2184c6f7 3334die_license_disabled gpl libx264
de295976 3335die_license_disabled gpl libxavs
2184c6f7 3336die_license_disabled gpl libxvid
2184c6f7
DB