fate: allow tests to specify unit size for psnr comparison
[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
74c53c2d 57show_help(){
06454877
MR
58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
MR
78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
06454877
MR
82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
06454877
MR
88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
DB
93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
5a0f7131
MR
108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
06454877
MR
116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
06454877
MR
119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
3b327a4b
DB
121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
3b327a4b
DB
126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
06454877
MR
129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
3b327a4b
DB
156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
06454877
MR
158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
06454877
MR
163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
06454877
MR
169 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
170 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
6ebf0bfc 171 --enable-libopencv enable video filtering via libopencv [no]
e417d80d 172 --enable-libcdio enable audio CD grabbing with libcdio
06454877
MR
173 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
174 and libraw1394 [no]
06454877 175 --enable-libfaac enable FAAC support via libfaac [no]
a5b64584 176 --enable-libfreetype enable libfreetype [no]
06454877
MR
177 --enable-libgsm enable GSM support via libgsm [no]
178 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
06454877 179 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 180 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 181 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 182 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 183 --enable-libspeex enable Speex support via libspeex [no]
06454877 184 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 185 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 186 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
06454877
MR
187 --enable-libvorbis enable Vorbis encoding via libvorbis,
188 native implementation exists [no]
8299a7f8 189 --enable-libvpx enable VP8 support via libvpx [no]
06454877 190 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 191 --enable-libxavs enable AVS encoding via xavs [no]
06454877
MR
192 --enable-libxvid enable Xvid encoding via xvidcore,
193 native MPEG-4/Xvid encoder exists [no]
a060866f 194 --enable-openssl enable openssl [no]
06454877
MR
195 --enable-zlib enable zlib [autodetect]
196
197Advanced options (experts only):
06454877
MR
198 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
199 --enable-cross-compile assume a cross-compiler is used
200 --sysroot=PATH root of cross-build tree
201 --sysinclude=PATH location of cross-build system headers
202 --target-os=OS compiler targets OS [$target_os]
203 --target-exec=CMD command to run executables on target
204 --target-path=DIR path to view of build directory on target
205 --nm=NM use nm tool
121d78d0 206 --ar=AR use archive tool AR [$ar_default]
06454877
MR
207 --as=AS use assembler AS [$as_default]
208 --cc=CC use C compiler CC [$cc_default]
209 --ld=LD use linker LD
210 --host-cc=HOSTCC use host C compiler HOSTCC
211 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
212 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
213 --host-libs=HLIBS use libs HLIBS when linking for host
214 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
215 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
216 --extra-libs=ELIBS add ELIBS [$ELIBS]
217 --extra-version=STRING version string suffix []
3b327a4b 218 --optflags override optimization-related compiler flags
06454877 219 --build-suffix=SUFFIX library name suffix []
3b327a4b 220 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
MR
221 --arch=ARCH select architecture [$arch]
222 --cpu=CPU select the minimum required CPU (affects
223 instruction selection, may crash on older CPUs)
3b327a4b
DB
224 --enable-pic build position-independent code
225 --enable-sram allow use of on-chip SRAM
226 --disable-symver disable symbol versioning
227 --disable-fastdiv disable table-based division
228 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
229 --disable-safe-bitstream-reader
230 disable buffer boundary checking in bitreaders
231 (faster, but may crash)
232 --enable-memalign-hack emulate memalign, interferes with memory debuggers
233
234Optimization options (experts only):
c8a4ae00 235 --disable-asm disable all assembler optimizations
06454877
MR
236 --disable-altivec disable AltiVec optimizations
237 --disable-amd3dnow disable 3DNow! optimizations
238 --disable-amd3dnowext disable 3DNow! extended optimizations
239 --disable-mmx disable MMX optimizations
240 --disable-mmx2 disable MMX2 optimizations
241 --disable-sse disable SSE optimizations
242 --disable-ssse3 disable SSSE3 optimizations
87f1355f 243 --disable-avx disable AVX optimizations
06454877
MR
244 --disable-armv5te disable armv5te optimizations
245 --disable-armv6 disable armv6 optimizations
246 --disable-armv6t2 disable armv6t2 optimizations
247 --disable-armvfp disable ARM VFP optimizations
06454877 248 --disable-mmi disable MMI optimizations
5ea20630 249 --disable-neon disable NEON optimizations
06454877
MR
250 --disable-vis disable VIS optimizations
251 --disable-yasm disable use of yasm assembler
06454877 252
070c5d0f 253Developer options (useful when working on Libav itself):
06454877
MR
254 --disable-debug disable debugging symbols
255 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
MR
256 --disable-optimizations disable compiler optimizations
257 --enable-extra-warnings enable more compiler warnings
52b3cc60 258 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 259 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
260 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
261 should be used only for debugging purposes)
06454877
MR
262
263NOTE: Object files are built at the place where configure is launched.
264EOF
60e8bc13 265 exit 0
74c53c2d 266}
cf9d24ad 267
0884fadf
MR
268quotes='""'
269
57bd82d4 270log(){
2270b4b2 271 echo "$@" >> $logfile
57bd82d4
MR
272}
273
720c69da 274log_file(){
c8e9f801 275 log BEGIN $1
2270b4b2 276 pr -n -t $1 >> $logfile
c8e9f801
MR
277 log END $1
278}
279
2ba042a7 280echolog(){
c8e9f801 281 log "$@"
57bd82d4 282 echo "$@"
2ba042a7
MR
283}
284
7bfc8ae6
MR
285warn(){
286 log "WARNING: $*"
287 WARNINGS="${WARNINGS}WARNING: $*\n"
288}
289
2ba042a7
MR
290die(){
291 echolog "$@"
292 cat <<EOF
d326cf7f 293
2ba042a7 294If you think configure made a mistake, make sure you are using the latest
4a6a21f5 295version from Git. If the latest version fails, report the problem to the
070c5d0f 296libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 297EOF
e155a21a 298 if disabled logging; then
2ba042a7 299 cat <<EOF
e155a21a
DB
300Rerun configure with logging enabled (do not use --disable-logging), and
301include the log this produces with your report.
2ba042a7
MR
302EOF
303 else
304cat <<EOF
e155a21a
DB
305Include the log file "$logfile" produced by configure as this will help
306solving the problem.
2ba042a7
MR
307EOF
308 fi
57bd82d4
MR
309 exit 1
310}
311
6c6007d6 312# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 313toupper(){
6c6007d6 314 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
315}
316
4a5444db 317tolower(){
6c6007d6 318 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
319}
320
14a8acf1
MR
321c_escape(){
322 echo "$*" | sed 's/["\\]/\\\0/g'
323}
324
b04251c5
MR
325sh_quote(){
326 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 327 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
328 echo "$v"
329}
330
bb7a22b5
MR
331cleanws(){
332 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
333}
334
be8f2501
MR
335filter(){
336 pat=$1
337 shift
338 for v; do
98ef6079 339 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
340 done
341}
342
9d201b26
MR
343filter_out(){
344 pat=$1
345 shift
346 for v; do
347 eval "case $v in $pat) ;; *) echo $v ;; esac"
348 done
349}
350
36e2dea0
MR
351map(){
352 m=$1
353 shift
e0e335a0 354 for v; do eval $m; done
36e2dea0
MR
355}
356
a8d04fba
MR
357set_all(){
358 value=$1
359 shift
360 for var in $*; do
361 eval $var=$value
362 done
363}
364
72a43668
MR
365set_weak(){
366 value=$1
367 shift
368 for var; do
369 eval : \${$var:=$value}
370 done
371}
372
3f8040db
MR
373set_safe(){
374 var=$1
375 shift
376 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
377}
378
379get_safe(){
380 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
381}
382
799c9e9b
MR
383pushvar(){
384 for var in $*; do
385 eval level=\${${var}_level:=0}
386 eval ${var}_${level}="\$$var"
387 eval ${var}_level=$(($level+1))
388 done
389}
390
391popvar(){
392 for var in $*; do
393 eval level=\${${var}_level:-0}
394 test $level = 0 && continue
395 eval level=$(($level-1))
396 eval $var="\${${var}_${level}}"
397 eval ${var}_level=$level
398 eval unset ${var}_${level}
399 done
400}
401
a8d04fba
MR
402enable(){
403 set_all yes $*
404}
405
406disable(){
407 set_all no $*
408}
409
72a43668
MR
410enable_weak(){
411 set_weak yes $*
412}
413
414disable_weak(){
415 set_weak no $*
416}
417
72702705 418enable_safe(){
fd07f803
MR
419 for var; do
420 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
421 done
72702705
MR
422}
423
424disable_safe(){
fd07f803
MR
425 for var; do
426 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
427 done
72702705
MR
428}
429
f9d328da
MR
430do_enable_deep(){
431 for var; do
432 enabled $var && continue
433 eval sel="\$${var}_select"
c510c7b5
MR
434 eval sgs="\$${var}_suggest"
435 pushvar var sgs
f9d328da 436 enable_deep $sel
c510c7b5
MR
437 popvar sgs
438 enable_deep_weak $sgs
f9d328da
MR
439 popvar var
440 done
441}
442
443enable_deep(){
444 do_enable_deep $*
445 enable $*
446}
447
72a43668
MR
448enable_deep_weak(){
449 do_enable_deep $*
450 enable_weak $*
451}
452
57bd82d4 453enabled(){
3250003c
MR
454 test "${1#!}" = "$1" && op== || op=!=
455 eval test "x\$${1#!}" $op "xyes"
44161118
MR
456}
457
37970ebf 458disabled(){
3250003c
MR
459 test "${1#!}" = "$1" && op== || op=!=
460 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
461}
462
44161118
MR
463enabled_all(){
464 for opt; do
465 enabled $opt || return 1
466 done
467}
468
85bca2c5
DB
469disabled_all(){
470 for opt; do
471 disabled $opt || return 1
472 done
473}
474
44161118
MR
475enabled_any(){
476 for opt; do
477 enabled $opt && return 0
478 done
479}
480
85bca2c5
DB
481disabled_any(){
482 for opt; do
483 disabled $opt && return 0
484 done
f7b230a7 485 return 1
85bca2c5
DB
486}
487
c9d19248
MR
488set_default(){
489 for opt; do
88268e94 490 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
491 done
492}
493
4a0d6686
AJ
494is_in(){
495 value=$1
496 shift
497 for var in $*; do
498 [ $var = $value ] && return 0
499 done
500 return 1
501}
502
30fd06be
MR
503check_deps(){
504 for cfg; do
3250003c 505 cfg="${cfg#!}"
799c9e9b
MR
506 enabled ${cfg}_checking && die "Circular dependency for $cfg."
507 disabled ${cfg}_checking && continue
508 enable ${cfg}_checking
509
30fd06be
MR
510 eval dep_all="\$${cfg}_deps"
511 eval dep_any="\$${cfg}_deps_any"
7ef3425f 512 eval dep_sel="\$${cfg}_select"
c510c7b5 513 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
514 eval dep_ifa="\$${cfg}_if"
515 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 516
3d7453e0
MR
517 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
518 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
519 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 520
3d7453e0
MR
521 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
522 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
523 enabled_all $dep_all || disable $cfg
524 enabled_any $dep_any || disable $cfg
7ef3425f 525 disabled_any $dep_sel && disable $cfg
799c9e9b 526
4ec45764
RP
527 if enabled $cfg; then
528 eval dep_extralibs="\$${cfg}_extralibs"
529 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 530 enable_deep $dep_sel
c510c7b5 531 enable_deep_weak $dep_sgs
4ec45764
RP
532 fi
533
799c9e9b 534 disable ${cfg}_checking
30fd06be
MR
535 done
536}
537
72cfcf41
MR
538print_config_h(){
539 enabled $1 && v=1 || v=0
540 echo "#define $2 $v"
541}
542
543print_config_mak(){
544 enabled $1 && v= || v=!
545 echo "$v$2=yes"
546}
547
55127e7b 548print_config_asm(){
3b15a6d7
RB
549 enabled $1 && v=1 || v=0
550 echo "%define $2 $v"
55127e7b
MR
551}
552
44161118
MR
553print_config(){
554 pfx=$1
72cfcf41
MR
555 files=$2
556 shift 2
44161118 557 for cfg; do
5e622c40 558 ucname="$(toupper $cfg)"
72cfcf41
MR
559 for f in $files; do
560 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
561 done
44161118 562 done
57bd82d4
MR
563}
564
31c0121d
MR
565print_enabled(){
566 test "$1" = -n && end=" " && shift || end="\n"
567 suf=$1
568 shift
569 for v; do
570 enabled $v && printf "%s$end" ${v%$suf};
571 done
572}
573
57bd82d4
MR
574append(){
575 var=$1
576 shift
57bd82d4
MR
577 eval "$var=\"\$$var $*\""
578}
579
60361817
MR
580prepend(){
581 var=$1
582 shift
583 eval "$var=\"$* \$$var\""
584}
585
50a334e4 586add_cppflags(){
caf458dd 587 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
588}
589
57bd82d4 590add_cflags(){
caf458dd 591 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
592}
593
2f2e6c7c 594add_asflags(){
caf458dd 595 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
596}
597
57bd82d4
MR
598add_ldflags(){
599 append LDFLAGS "$@"
600}
601
602add_extralibs(){
60361817 603 prepend extralibs "$@"
57bd82d4
MR
604}
605
b0cfb663 606check_cmd(){
b3cb5d51 607 log "$@"
2270b4b2 608 "$@" >> $logfile 2>&1
b0cfb663
MR
609}
610
dcd479c0 611check_cc(){
57bd82d4 612 log check_cc "$@"
2270b4b2 613 cat > $TMPC
720c69da 614 log_file $TMPC
50a334e4 615 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
616}
617
618check_cpp(){
619 log check_cpp "$@"
2270b4b2 620 cat > $TMPC
720c69da 621 log_file $TMPC
9e7f3277 622 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
623}
624
f65883c8
MR
625check_as(){
626 log check_as "$@"
627 cat > $TMPC
628 log_file $TMPC
2f2e6c7c 629 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
630}
631
940f335a
MR
632check_asm(){
633 log check_asm "$@"
634 name="$1"
3784e82e 635 code="$2"
940f335a 636 shift 2
49214f61
MR
637 disable $name
638 check_as "$@" <<EOF && enable $name
3784e82e 639void foo(void){ __asm__ volatile($code); }
940f335a
MR
640EOF
641}
642
304d586d
LM
643check_yasm(){
644 log check_yasm "$@"
645 echo "$1" > $TMPS
646 log_file $TMPS
647 shift 1
648 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
649}
650
dcd479c0 651check_ld(){
57bd82d4 652 log check_ld "$@"
3155a644
MR
653 flags=''
654 libs=''
655 for f; do
656 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
657 done
2a194acd 658 check_cc $($filter_cflags $flags) || return
7e75f9fe 659 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
660}
661
50a334e4
MR
662check_cppflags(){
663 log check_cppflags "$@"
caf458dd
MR
664 set -- $($filter_cppflags "$@")
665 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
666int x;
667EOF
668}
669
dcd479c0 670check_cflags(){
57bd82d4 671 log check_cflags "$@"
caf458dd
MR
672 set -- $($filter_cflags "$@")
673 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
674int x;
675EOF
676}
677
2ed46eea
MR
678test_ldflags(){
679 log test_ldflags "$@"
680 check_ld "$@" <<EOF
c23a0ac8 681int main(void){ return 0; }
dcd479c0
MR
682EOF
683}
684
2ed46eea
MR
685check_ldflags(){
686 log check_ldflags "$@"
687 test_ldflags "$@" && add_ldflags "$@"
688}
689
dcd479c0 690check_header(){
57bd82d4 691 log check_header "$@"
dcd479c0
MR
692 header=$1
693 shift
b77df637
MR
694 disable_safe $header
695 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
696#include <$header>
697int x;
698EOF
699}
700
701check_func(){
57bd82d4 702 log check_func "$@"
dcd479c0
MR
703 func=$1
704 shift
d8bc5f06
MR
705 disable $func
706 check_ld "$@" <<EOF && enable $func
dcd479c0 707extern int $func();
c23a0ac8 708int main(void){ $func(); }
dcd479c0
MR
709EOF
710}
711
645d2652 712check_mathfunc(){
6b73c0ae 713 log check_mathfunc "$@"
645d2652
MR
714 func=$1
715 shift
716 disable $func
717 check_ld "$@" <<EOF && enable $func
718#include <math.h>
33bd38db
MR
719float foo(float f) { return $func(f); }
720int main(void){ return 0; }
645d2652
MR
721EOF
722}
723
2446d3d6
DB
724check_func_headers(){
725 log check_func_headers "$@"
f8d7b072 726 headers=$1
edaf1ae2 727 funcs=$2
f8d7b072 728 shift 2
edaf1ae2
MR
729 {
730 for hdr in $headers; do
731 echo "#include <$hdr>"
732 done
733 for func in $funcs; do
734 echo "long check_$func(void) { return (long) $func; }"
735 done
736 echo "int main(void) { return 0; }"
737 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
738}
739
a5344cf7
SS
740check_cpp_condition(){
741 log check_cpp_condition "$@"
742 header=$1
743 condition=$2
f855b7b9
MR
744 shift 2
745 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
746#include <$header>
747#if !($condition)
748#error "unsatisfied condition: $condition"
749#endif
750EOF
751}
752
57bd82d4
MR
753check_lib(){
754 log check_lib "$@"
755 header="$1"
756 func="$2"
757 shift 2
84400e9d 758 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
759}
760
f8d7b072
MR
761check_lib2(){
762 log check_lib2 "$@"
763 headers="$1"
edaf1ae2 764 funcs="$2"
f8d7b072 765 shift 2
edaf1ae2 766 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
767}
768
3f8040db
MR
769check_pkg_config(){
770 log check_pkg_config "$@"
771 pkg="$1"
772 headers="$2"
773 funcs="$3"
774 shift 3
775 $pkg_config --exists $pkg || return
776 pkg_cflags=$($pkg_config --cflags $pkg)
777 pkg_libs=$($pkg_config --libs $pkg)
778 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
779 set_safe ${pkg}_cflags $pkg_cflags &&
780 set_safe ${pkg}_libs $pkg_libs
781}
782
dcd479c0 783check_exec(){
2270b4b2 784 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
785}
786
7dfef245 787check_exec_crash(){
5e622c40 788 code=$(cat)
7dfef245
MR
789
790 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
791 # are safe but may not be available everywhere. Thus we use
792 # raise(SIGTERM) instead. The check is run in a subshell so we
793 # can redirect the "Terminated" message from the shell. SIGBUS
794 # is not defined by standard C so it is used conditionally.
795
2270b4b2 796 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
797#include <signal.h>
798static void sighandler(int sig){
799 raise(SIGTERM);
800}
e5af4a11 801int main(void){
7dfef245
MR
802 signal(SIGILL, sighandler);
803 signal(SIGFPE, sighandler);
804 signal(SIGSEGV, sighandler);
805#ifdef SIGBUS
806 signal(SIGBUS, sighandler);
807#endif
808 { $code }
809}
810EOF
811}
812
72be9e73
DY
813check_type(){
814 log check_type "$@"
815 headers=$1
816 type=$2
817 shift 2
ae550ce9 818 disable_safe "$type"
72be9e73
DY
819 incs=""
820 for hdr in $headers; do
821 incs="$incs
822#include <$hdr>"
823 done
ae550ce9 824 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
825$incs
826$type v;
827EOF
828}
829
14d36751
MR
830check_struct(){
831 log check_type "$@"
832 headers=$1
833 struct=$2
834 member=$3
835 shift 3
836 disable_safe "${struct}_${member}"
837 incs=""
838 for hdr in $headers; do
839 incs="$incs
840#include <$hdr>"
841 done
842 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
843$incs
844const void *p = &(($struct *)0)->$member;
845EOF
846}
847
57bd82d4
MR
848require(){
849 name="$1"
850 header="$2"
851 func="$3"
852 shift 3
853 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
854}
855
f8d7b072
MR
856require2(){
857 name="$1"
858 headers="$2"
859 func="$3"
860 shift 3
861 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
862}
863
3f8040db
MR
864require_pkg_config(){
865 pkg="$1"
866 check_pkg_config "$@" || die "ERROR: $pkg not found"
867 add_cflags $(get_safe ${pkg}_cflags)
868 add_extralibs $(get_safe ${pkg}_libs)
869}
870
f0125de9
MR
871check_host_cc(){
872 log check_host_cc "$@"
873 cat > $TMPC
874 log_file $TMPC
875 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
876}
877
878check_host_cflags(){
879 log check_host_cflags "$@"
880 check_host_cc "$@" <<EOF && append host_cflags "$@"
881int x;
882EOF
883}
884
c505dd31
MR
885apply(){
886 file=$1
887 shift
888 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
889}
890
c34681df 891cp_if_changed(){
5e27ec28
MR
892 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
893 mkdir -p "$(dirname $2)"
894 cp -f "$1" "$2"
c34681df
MR
895}
896
dcd61286
DB
897# CONFIG_LIST contains configurable options, while HAVE_LIST is for
898# system-dependent things.
899
4a0d6686
AJ
900COMPONENT_LIST="
901 bsfs
902 decoders
903 demuxers
904 encoders
3cde40aa 905 filters
5666fd73 906 hwaccels
c552605c 907 indevs
4a0d6686 908 muxers
c552605c 909 outdevs
4a0d6686
AJ
910 parsers
911 protocols
912"
913
055c61b8
DB
914PROGRAM_LIST="
915 avconv
916 avplay
917 avprobe
918 avserver
055c61b8
DB
919"
920
4a0d6686
AJ
921CONFIG_LIST="
922 $COMPONENT_LIST
055c61b8 923 $PROGRAM_LIST
a5444fee 924 ac3dsp
5a0f7131
MR
925 avcodec
926 avdevice
f7679c54 927 avfilter
5a0f7131 928 avformat
c8af852b 929 avresample
c88f5d72 930 avisynth
f402916e 931 bzlib
7f3f5f46 932 dct
c73f65d9 933 doc
05aec7bb 934 dwt
92c6a099 935 dxva2
27a9466b 936 fastdiv
1848f7d9 937 fft
47941088 938 frei0r
bc8c1395 939 gnutls
c88f5d72 940 gpl
d8d0d0b2 941 gray
3abe5fbd 942 hardcoded_tables
e417d80d 943 libcdio
f7b8bffe 944 libdc1394
2eed5a46 945 libfaac
a5b64584 946 libfreetype
c88f5d72 947 libgsm
6ebe07fb 948 libmp3lame
0b175caa
DB
949 libopencore_amrnb
950 libopencore_amrwb
6ebf0bfc 951 libopencv
9a77d59a 952 libopenjpeg
0de9c41f 953 libpulse
0f943ce6 954 librtmp
f7cd9eed 955 libschroedinger
ae14f311 956 libspeex
150d2772 957 libtheora
d89e738a 958 libvo_aacenc
f502ff3f 959 libvo_amrwbenc
c88f5d72 960 libvorbis
8299a7f8 961 libvpx
1cc60c47 962 libx264
de295976 963 libxavs
1cc60c47 964 libxvid
b781cc12 965 lsp
47a158cb 966 mdct
c88f5d72 967 memalign_hack
c4f5c2d6 968 mpegaudiodsp
c88f5d72 969 network
3fe142e2 970 nonfree
a060866f 971 openssl
8a3c8627 972 pic
68602540 973 rdft
44b70ce5 974 rtpdec
e90f5b5a 975 runtime_cpudetect
8cfbbd92 976 safe_bitstream_reader
2e35e684 977 shared
4538729a 978 sinewin
bd2216e4 979 small
6b35d421 980 sram
2e35e684 981 static
5a0f7131 982 swscale
a9ddb5b1 983 swscale_alpha
8986fddc 984 thumb
17492d5e 985 vaapi
ac3dbb4d 986 vda
17492d5e 987 vdpau
9cad0e4e 988 version3
7e4d9d5d 989 xmm_clobber_test
56a059ac 990 x11grab
c88f5d72 991 zlib
4a0d6686 992"
c88f5d72 993
8eee7025 994THREADS_LIST='
8eee7025
DB
995 pthreads
996 w32threads
997'
998
3f5b56e5
MR
999ARCH_LIST='
1000 alpha
a2fc0f6a 1001 arm
fdcd782d
MR
1002 avr32
1003 avr32_ap
1004 avr32_uc
3f5b56e5
MR
1005 bfin
1006 ia64
1007 m68k
1008 mips
bae3abb0 1009 mips64
3f5b56e5 1010 parisc
79cb09b2 1011 ppc
34d11b87 1012 ppc64
3f5b56e5
MR
1013 s390
1014 sh4
1015 sparc
1016 sparc64
0844bae1 1017 tomi
3f5b56e5
MR
1018 x86
1019 x86_32
1020 x86_64
1021'
1022
1023ARCH_EXT_LIST='
1ac9331a 1024 altivec
3bf96eec 1025 amd3dnow
a1ef9f08 1026 amd3dnowext
1ac9331a 1027 armv5te
edab3048 1028 armv6
ab5cb084 1029 armv6t2
f55b299a 1030 armvfp
87f1355f 1031 avx
3f5b56e5
MR
1032 mmi
1033 mmx
d7f0920b 1034 mmx2
6b18d278 1035 neon
799fde37 1036 ppc4xx
1bb04d5a 1037 sse
9eeed841 1038 ssse3
93eb8e4d 1039 vfpv3
bd9d34a0 1040 vis
3f5b56e5
MR
1041'
1042
a3e02a8c
MR
1043HAVE_LIST_PUB='
1044 bigendian
d268eee9 1045 fast_unaligned
a3e02a8c
MR
1046'
1047
3f5b56e5
MR
1048HAVE_LIST="
1049 $ARCH_EXT_LIST
a3e02a8c 1050 $HAVE_LIST_PUB
3f5b56e5 1051 $THREADS_LIST
59782b82 1052 aligned_stack
35fd8122 1053 alsa_asoundlib_h
3f5b56e5 1054 altivec_h
c9fdab0d 1055 arpa_inet_h
6308729e 1056 asm_mod_y
dffb41b9 1057 attribute_may_alias
e7ea5e3d 1058 attribute_packed
ecf97f22 1059 closesocket
1ac9331a 1060 cmov
c88f5d72 1061 dcbzl
f8aa696f
DB
1062 dev_bktr_ioctl_bt848_h
1063 dev_bktr_ioctl_meteor_h
1064 dev_ic_bt8xx_h
f8aa696f 1065 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1066 dev_video_meteor_ioctl_meteor_h
18b67ae5 1067 dlfcn_h
c88f5d72 1068 dlopen
bc574408 1069 dos_paths
245626d0
DB
1070 ebp_available
1071 ebx_available
6b7c7703
VS
1072 exp2
1073 exp2f
c2a29455 1074 fast_64bit
669b5583 1075 fast_clz
7073e9fc 1076 fast_cmov
534a2231 1077 fcntl
9d99cc5a 1078 fork
84882df6 1079 getaddrinfo
da9e86f8 1080 gethrtime
02e8f427 1081 GetProcessAffinityMask
fc5607f8 1082 GetProcessMemoryInfo
4e68cb8a 1083 GetProcessTimes
66be5b45 1084 getrusage
a49d3025 1085 gnu_as
2f0c136e 1086 ibm_asm
2e1913b1 1087 inet_aton
61d251db 1088 inline_asm
abfc8d05 1089 isatty
9f5ff83f 1090 ldbrx
0b4a1821
AS
1091 libdc1394_1
1092 libdc1394_2
a33cab3a 1093 llrint
07876e25 1094 llrintf
d96cd429
MR
1095 local_aligned_16
1096 local_aligned_8
a5b64584 1097 localtime_r
291fd18a 1098 log2
6b7c7703 1099 log2f
85dd97ad 1100 loongson
a33cab3a 1101 lrint
c88f5d72 1102 lrintf
f8aa696f
DB
1103 machine_ioctl_bt848_h
1104 machine_ioctl_meteor_h
c88f5d72 1105 malloc_h
73f6d31e 1106 MapViewOfFile
c88f5d72 1107 memalign
6ffa87d3 1108 mkstemp
0328b9ea 1109 mmap
5699884c 1110 netinet_sctp_h
3e0b1c9a 1111 poll_h
1f91cdce 1112 posix_memalign
a33cab3a
MK
1113 round
1114 roundf
ea4d5f48 1115 sched_getaffinity
c88f5d72
MR
1116 sdl
1117 sdl_video_size
b507ebd1 1118 setmode
3e0b1c9a 1119 setrlimit
15d59d2c 1120 sndio_h
72be9e73 1121 socklen_t
deb29777 1122 soundcard_h
87958234 1123 strerror_r
6379900c 1124 strptime
47941088 1125 strtok_r
c0018613 1126 struct_addrinfo
b4d68544 1127 struct_ipv6_mreq
3e0b1c9a 1128 struct_rusage_ru_maxrss
b4d68544 1129 struct_sockaddr_in6
3b2372bf 1130 struct_sockaddr_sa_len
33a4dbdd 1131 struct_sockaddr_storage
a6a4793d 1132 struct_v4l2_frmivalenum_discrete
b462d132 1133 symver
b462d132 1134 symver_asm_label
3e0b1c9a 1135 symver_gnu_asm
bcc73960 1136 sysconf
b9e22269 1137 sysctl
b58412f1 1138 sys_mman_h
06bb5905 1139 sys_param_h
b091aa44 1140 sys_resource_h
81644c2e 1141 sys_select_h
deb29777 1142 sys_soundcard_h
1b6e8b73 1143 sys_videoio_h
b265431e 1144 threads
23d3931a 1145 trunc
7b04b8a0 1146 truncf
ce742de2 1147 vfp_args
7c5bfe7a 1148 VirtualAlloc
6ff3f3e7 1149 winsock2_h
cc078b5d 1150 xform_asm
6f74fb03 1151 xmm_clobbers
304d586d 1152 yasm
0cb78cef 1153"
44161118 1154
b6bb00b0
MR
1155# options emitted with CONFIG_ prefix but not available on command line
1156CONFIG_EXTRA="
478fd534 1157 aandct
dc4f5a1c 1158 avutil
478fd534 1159 golomb
9cad0e4e 1160 gplv3
478fd534
DB
1161 h264chroma
1162 h264dsp
1163 h264pred
915a2a0a 1164 h264qpel
478fd534 1165 huffman
9cad0e4e 1166 lgplv3
478fd534 1167 lpc
b6bb00b0
MR
1168"
1169
520cc7f1 1170CMDLINE_SELECT="
3f5b56e5 1171 $ARCH_EXT_LIST
520cc7f1 1172 $CONFIG_LIST
8eee7025 1173 $THREADS_LIST
c8a4ae00 1174 asm
db6107b6 1175 cross_compile
520cc7f1
MR
1176 debug
1177 extra_warnings
8c6afa4d 1178 logging
d2bbb2f7 1179 optimizations
9baec618 1180 symver
7595a5e4 1181 yasm
520cc7f1 1182"
426be5dc
DB
1183
1184PATHS_LIST='
d156bede 1185 bindir
14a8acf1 1186 datadir
26759c44
MR
1187 incdir
1188 libdir
26759c44
MR
1189 mandir
1190 prefix
1191 shlibdir
426be5dc
DB
1192'
1193
1194CMDLINE_SET="
1195 $PATHS_LIST
121d78d0 1196 ar
426be5dc 1197 arch
313c46a6 1198 as
426be5dc
DB
1199 build_suffix
1200 cc
1201 cpu
1202 cross_prefix
50567afa 1203 dep_cc
ac63af34 1204 extra_version
9da6609f
MR
1205 host_cc
1206 host_cflags
1207 host_ldflags
1208 host_libs
82bb3329 1209 host_os
684b28e0 1210 ld
426be5dc 1211 logfile
4ae40685 1212 malloc_prefix
89641463 1213 nm
9cd7b854 1214 optflags
3f8040db 1215 pkg_config
2fad0977 1216 samples
c5200f17
MR
1217 sysinclude
1218 sysroot
a7ada2ba 1219 target_exec
26759c44 1220 target_os
a7ada2ba 1221 target_path
426be5dc 1222"
520cc7f1 1223
89f2932b
MR
1224CMDLINE_APPEND="
1225 extra_cflags
1226"
1227
912f3148
DB
1228# code dependency declarations
1229
9eeed841 1230# architecture extensions
808fa33c 1231
a2fc0f6a
MR
1232armv5te_deps="arm"
1233armv6_deps="arm"
ab5cb084 1234armv6t2_deps="arm"
a2fc0f6a 1235armvfp_deps="arm"
808fa33c 1236neon_deps="arm"
93eb8e4d 1237vfpv3_deps="armvfp"
808fa33c 1238
e241ba14 1239mmi_deps="mips"
808fa33c
MR
1240
1241altivec_deps="ppc"
1242ppc4xx_deps="ppc"
1243
1244vis_deps="sparc"
1245
7f8c3d1f 1246x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1247amd3dnow_deps="mmx"
1248amd3dnowext_deps="amd3dnow"
9eeed841 1249mmx_deps="x86"
75aa95a6 1250mmx2_deps="mmx"
75aa95a6
DB
1251sse_deps="mmx"
1252ssse3_deps="sse"
87f1355f 1253avx_deps="ssse3"
9eeed841 1254
59782b82 1255aligned_stack_if_any="ppc x86"
e939cedd 1256fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1257fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1258fast_unaligned_if_any="armv6 ppc x86"
669b5583 1259
6fec122a 1260inline_asm_deps="!tms470"
3e0b1c9a 1261need_memalign="altivec neon sse"
89e053f8 1262
b462d132
MR
1263symver_if_any="symver_asm_label symver_gnu_asm"
1264
26fbcc85 1265# subsystems
dc609252 1266dct_select="rdft"
26fbcc85
MR
1267mdct_select="fft"
1268rdft_select="fft"
c4f5c2d6 1269mpegaudiodsp_select="dct"
26fbcc85 1270
5666fd73 1271# decoders / encoders / hardware accelerators
cfc2a0cf 1272aac_decoder_select="mdct sinewin"
4538729a 1273aac_encoder_select="mdct sinewin"
136e19e1 1274aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1275ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1276ac3_encoder_select="mdct ac3dsp"
3d269059 1277ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1278alac_encoder_select="lpc"
b781cc12 1279amrnb_decoder_select="lsp"
2b2a597e 1280amrwb_decoder_select="lsp"
4538729a 1281atrac1_decoder_select="mdct sinewin"
26fbcc85 1282atrac3_decoder_select="mdct"
a33657ce
DB
1283binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1284binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1285cavs_decoder_select="golomb"
4538729a 1286cook_decoder_select="mdct sinewin"
2eef7c62 1287cscd_decoder_suggest="zlib"
26fbcc85 1288dca_decoder_select="mdct"
e8ed9b7a 1289dnxhd_encoder_select="aandct"
2eef7c62 1290dxa_decoder_select="zlib"
baf91bb9 1291eac3_decoder_select="ac3_decoder"
aa47c35d 1292eac3_encoder_select="mdct ac3dsp"
84c04e25 1293eamad_decoder_select="aandct"
e8ed9b7a 1294eatgq_decoder_select="aandct"
d52b39c7 1295eatqi_decoder_select="aandct"
4f034993
MR
1296ffv1_decoder_select="golomb"
1297flac_decoder_select="golomb"
f4d608e3 1298flac_encoder_select="golomb lpc"
2eef7c62
AJ
1299flashsv_decoder_select="zlib"
1300flashsv_encoder_select="zlib"
c2d23309 1301flashsv2_decoder_select="zlib"
4414137e 1302flv_decoder_select="h263_decoder"
4d4b4bd1 1303flv_encoder_select="h263_encoder"
3447f12d 1304fraps_decoder_select="huffman"
e8ed9b7a 1305h261_encoder_select="aandct"
7f647ae0 1306h263_decoder_select="h263_parser"
e8ed9b7a 1307h263_encoder_select="aandct"
95a61cfc 1308h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1309h263i_decoder_select="h263_decoder"
fe629c2d 1310h263p_encoder_select="h263_encoder"
915a2a0a 1311h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1312h264_dxva2_hwaccel_deps="dxva2api_h"
1313h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1314h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1315h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1316h264_vdpau_decoder_select="vdpau h264_decoder"
56c8227d 1317imc_decoder_select="fft mdct sinewin"
4f034993
MR
1318jpegls_decoder_select="golomb"
1319jpegls_encoder_select="golomb"
e8ed9b7a 1320ljpeg_encoder_select="aandct"
4f034993 1321loco_decoder_select="golomb"
e8ed9b7a 1322mjpeg_encoder_select="aandct"
2cca233b 1323mlp_decoder_select="mlp_parser"
c4f5c2d6 1324mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1325mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1326mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1327mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1328mp3_decoder_select="mpegaudiodsp"
1329mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1330mp3adufloat_decoder_select="mpegaudiodsp"
1331mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1332mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1333mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1334mpc7_decoder_select="mpegaudiodsp"
1335mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1336mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1337mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1338mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1339mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1340mpeg1video_encoder_select="aandct"
164aab02
LA
1341mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1342mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1343mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1344mpeg2video_encoder_select="aandct"
1345mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1346mpeg4_encoder_select="h263_encoder"
95a61cfc 1347mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1348mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1349msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1350msmpeg4v1_encoder_select="h263_encoder"
4414137e 1351msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1352msmpeg4v2_encoder_select="h263_encoder"
4414137e 1353msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1354msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1355nellymoser_decoder_select="mdct sinewin"
1356nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1357png_decoder_select="zlib"
1358png_encoder_select="zlib"
b781cc12 1359qcelp_decoder_select="lsp"
c4f5c2d6 1360qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1361ra_144_encoder_select="lpc"
9f43fdda 1362ralf_decoder_select="golomb"
a8beb22f 1363rv10_decoder_select="h263_decoder"
b2bf38b4 1364rv10_encoder_select="h263_encoder"
a8beb22f 1365rv20_decoder_select="h263_decoder"
b2bf38b4 1366rv20_encoder_select="h263_encoder"
915a2a0a
DB
1367rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1368rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1369shorten_decoder_select="golomb"
b781cc12 1370sipr_decoder_select="lsp"
05aec7bb
MR
1371snow_decoder_select="dwt"
1372snow_encoder_select="aandct dwt"
19ecfb8a 1373svq1_encoder_select="aandct"
915a2a0a 1374svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1375svq3_decoder_suggest="zlib"
4eef77c1 1376theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1377tiff_decoder_suggest="zlib"
1378tiff_encoder_suggest="zlib"
aec09a00 1379truehd_decoder_select="mlp_decoder"
2eef7c62 1380tscc_decoder_select="zlib"
4538729a 1381twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1382vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1383vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1384vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1385vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1386vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1387vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1388vorbis_decoder_select="mdct"
1389vorbis_encoder_select="mdct"
3447f12d 1390vp6_decoder_select="huffman"
e82dc4c9
DB
1391vp6a_decoder_select="vp6_decoder"
1392vp6f_decoder_select="vp6_decoder"
915a2a0a 1393vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1394wmapro_decoder_select="mdct sinewin"
1395wmav1_decoder_select="mdct sinewin"
1396wmav1_encoder_select="mdct sinewin"
1397wmav2_decoder_select="mdct sinewin"
1398wmav2_encoder_select="mdct sinewin"
1399wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1400wmv1_decoder_select="h263_decoder"
665507aa 1401wmv1_encoder_select="h263_encoder"
f95bfab0 1402wmv2_decoder_select="h263_decoder"
1746e2a9 1403wmv2_encoder_select="h263_encoder"
015f8ee0 1404wmv3_decoder_select="vc1_decoder"
f0f86627 1405wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1406wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1407wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1408wmv3image_decoder_select="wmv3_decoder"
0e714f88 1409zerocodec_decoder_select="zlib"
2eef7c62
AJ
1410zlib_decoder_select="zlib"
1411zlib_encoder_select="zlib"
1412zmbv_decoder_select="zlib"
1413zmbv_encoder_select="zlib"
30fd06be 1414
0afab17e 1415vaapi_deps="va_va_h"
ac3dbb4d 1416vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1417vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1418
28b80940 1419# parsers
6a7c5312 1420h264_parser_select="golomb h264dsp h264pred"
28b80940 1421
912f3148 1422# external libraries
c9171a83 1423libfaac_encoder_deps="libfaac"
299c77d5
MR
1424libgsm_decoder_deps="libgsm"
1425libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1426libgsm_ms_decoder_deps="libgsm"
1427libgsm_ms_encoder_deps="libgsm"
1cc60c47 1428libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1429libopencore_amrnb_decoder_deps="libopencore_amrnb"
1430libopencore_amrnb_encoder_deps="libopencore_amrnb"
1431libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1432libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1433libschroedinger_decoder_deps="libschroedinger"
1434libschroedinger_encoder_deps="libschroedinger"
ae14f311 1435libspeex_decoder_deps="libspeex"
b606a017 1436libspeex_encoder_deps="libspeex"
150d2772 1437libtheora_encoder_deps="libtheora"
d89e738a 1438libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1439libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1440libvorbis_encoder_deps="libvorbis"
8299a7f8 1441libvpx_decoder_deps="libvpx"
ee0e9146 1442libvpx_encoder_deps="libvpx"
1cc60c47 1443libx264_encoder_deps="libx264"
de295976 1444libxavs_encoder_deps="libxavs"
1cc60c47 1445libxvid_encoder_deps="libxvid"
30fd06be 1446
912f3148 1447# demuxers / muxers
c2dd0e9e 1448ac3_demuxer_select="ac3_parser"
647c2356 1449asf_stream_muxer_select="asf_muxer"
4e622dea 1450avisynth_demuxer_deps="avisynth"
c2dd0e9e 1451dirac_demuxer_select="dirac_parser"
5b423887 1452eac3_demuxer_select="ac3_parser"
c2dd0e9e 1453flac_demuxer_select="flac_parser"
647c2356 1454ipod_muxer_select="mov_muxer"
647c2356 1455matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1456matroska_demuxer_suggest="zlib bzlib"
1457mov_demuxer_suggest="zlib"
c2dd0e9e 1458mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1459mp4_muxer_select="mov_muxer"
1460mpegtsraw_demuxer_select="mpegts_demuxer"
1461mxf_d10_muxer_select="mxf_muxer"
24ca518b 1462ogg_demuxer_select="golomb"
647c2356 1463psp_muxer_select="mov_muxer"
44594cc7 1464rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1465rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1466rtsp_demuxer_select="http_protocol rtpdec"
1467rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1468sap_demuxer_select="sdp_demuxer"
2aab70c4 1469sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1470sdp_demuxer_select="rtpdec"
f1e94694 1471spdif_muxer_select="aac_parser"
647c2356
DB
1472tg2_muxer_select="mov_muxer"
1473tgp_muxer_select="mov_muxer"
6bdaa5f4 1474w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1475
1476# indevs / outdevs
38e54a75 1477alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1478alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1479bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1480dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1481fbdev_indev_deps="linux_fb_h"
38e54a75 1482jack_indev_deps="jack_jack_h"
e417d80d 1483libcdio_indev_deps="libcdio"
38e54a75 1484libdc1394_indev_deps="libdc1394"
38e54a75
SS
1485oss_indev_deps_any="soundcard_h sys_soundcard_h"
1486oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1487pulse_indev_deps="libpulse"
15d59d2c
B
1488sndio_indev_deps="sndio_h"
1489sndio_outdev_deps="sndio_h"
38e54a75 1490v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1491vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1492vfwcap_indev_extralibs="-lavicap32"
38e54a75 1493x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1494
912f3148 1495# protocols
3fff6382 1496gopher_protocol_deps="network"
c40e1757
JS
1497httpproxy_protocol_deps="network"
1498httpproxy_protocol_select="tcp_protocol"
c08fb000 1499http_protocol_deps="network"
279a0c97 1500http_protocol_select="tcp_protocol"
183baead 1501https_protocol_select="tls_protocol"
c3b57d6e
DB
1502librtmp_protocol_deps="librtmp"
1503librtmpe_protocol_deps="librtmp"
1504librtmps_protocol_deps="librtmp"
1505librtmpt_protocol_deps="librtmp"
1506librtmpte_protocol_deps="librtmp"
c60a2d70 1507mmsh_protocol_select="http_protocol"
b4cf3f6c 1508mmst_protocol_deps="network"
c3b57d6e 1509rtmp_protocol_deps="!librtmp_protocol"
deeb7012
MS
1510rtmp_protocol_select="tcp_protocol"
1511rtp_protocol_select="udp_protocol"
5699884c 1512sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1513tcp_protocol_deps="network"
558d192d
MS
1514tls_protocol_deps_any="openssl gnutls"
1515tls_protocol_select="tcp_protocol"
c08fb000
AB
1516udp_protocol_deps="network"
1517
6ebf0bfc 1518# filters
13fabd7a 1519blackframe_filter_deps="gpl"
ce6b6ef6 1520boxblur_filter_deps="gpl"
68b79bfc 1521cropdetect_filter_deps="gpl"
b157be1f 1522delogo_filter_deps="gpl"
a5b64584 1523drawtext_filter_deps="libfreetype"
2e5ff4d0 1524frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1525frei0r_filter_extralibs='$ldl'
a42bb9d6 1526frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1527frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1528hqdn3d_filter_deps="gpl"
d371e7b9 1529resample_filter_deps="avresample"
cf69ad35 1530ocv_filter_deps="libopencv"
acbac567 1531yadif_filter_deps="gpl"
6ebf0bfc 1532
5a0f7131
MR
1533# libraries
1534avdevice_deps="avcodec avformat"
25b3babe 1535avfilter_deps="swscale"
5a0f7131 1536avformat_deps="avcodec"
f7679c54 1537
912f3148 1538# programs
ac712309 1539avconv_deps="avcodec avfilter avformat avresample swscale format_filter"
266463da
AK
1540avplay_deps="avcodec avformat swscale sdl"
1541avplay_select="rdft"
9e12f0bf 1542avprobe_deps="avcodec avformat"
b263bf66 1543avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1544avserver_extralibs='$ldl'
a2830dca 1545
c73f65d9 1546doc_deps="texi2html"
912f3148 1547
57442411
MR
1548# tests
1549
1550test_deps(){
1551 suf1=$1
1552 suf2=$2
1553 shift 2
1554 for v; do
1555 dep=${v%=*}
1556 tests=${v#*=}
1557 for name in ${tests}; do
908f12f3 1558 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1559 done
1560 done
1561}
1562
908f12f3
MR
1563mxf_d10_test_deps="avfilter"
1564seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1565
57442411 1566test_deps _encoder _decoder \
57442411
MR
1567 adpcm_ima_qt \
1568 adpcm_ima_wav \
1569 adpcm_ms \
1570 adpcm_swf \
1571 adpcm_yamaha=adpcm_yam \
1572 alac \
1573 asv1 \
1574 asv2 \
1575 bmp \
a7638957 1576 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
3fe5fc93 1577 dvvideo="dv dv_411 dv50" \
57442411
MR
1578 ffv1 \
1579 flac \
1580 flashsv \
1581 flv \
3e0b1c9a 1582 adpcm_g726=g726 \
57442411
MR
1583 gif \
1584 h261 \
1585 h263="h263 h263p" \
1586 huffyuv \
1587 jpegls \
1588 mjpeg="jpg mjpeg ljpeg" \
1589 mp2 \
1590 mpeg1video="mpeg mpeg1b" \
3fe5fc93
MR
1591 mpeg2video="mpeg2 mpeg2_422 mpeg2_idct_int mpeg2_ilace mpeg2_ivlc_qprd" \
1592 mpeg2video="mpeg2thread mpeg2thread_ilace" \
1593 mpeg4="mpeg4 mpeg4_adap mpeg4_qpel mpeg4_qprd mpeg4adv mpeg4nr" \
1594 mpeg4="mpeg4thread error rc" \
c0b16605 1595 msmpeg4v3=msmpeg4 \
57442411
MR
1596 msmpeg4v2 \
1597 pbm=pbmpipe \
1598 pcx \
1599 pgm="pgm pgmpipe" \
f0f54c29 1600 png \
57442411
MR
1601 ppm="ppm ppmpipe" \
1602 rawvideo="rgb yuv" \
1603 roq \
1604 rv10 \
1605 rv20 \
1606 sgi \
1607 snow="snow snowll" \
1608 svq1 \
1609 targa=tga \
1610 tiff \
1611 wmav1 \
1612 wmav2 \
1613 wmv1 \
1614 wmv2 \
1615
1616test_deps _muxer _demuxer \
1617 aiff \
1618 pcm_alaw=alaw \
1619 asf \
1620 au \
1621 avi \
1622 dv=dv_fmt \
1623 ffm \
1624 flv=flv_fmt \
1625 gxf \
1626 matroska=mkv \
1627 mmf \
1628 mov \
1629 pcm_mulaw=mulaw \
0218808d 1630 mxf="mxf mxf_d10" \
57442411
MR
1631 nut \
1632 ogg \
1633 rawvideo=pixfmt \
1634 rm \
1635 swf \
1636 mpegts=ts \
1637 voc \
1638 wav \
1639 yuv4mpegpipe=yuv4mpeg \
1640
2c98f407 1641ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder"
57442411 1642mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1643
de6d9b64 1644# default parameters
8a608357 1645
19bd477d 1646logfile="config.log"
8a608357
MR
1647
1648# installation paths
c9d19248
MR
1649prefix_default="/usr/local"
1650bindir_default='${prefix}/bin'
6291d7e4 1651datadir_default='${prefix}/share/avconv'
c9d19248
MR
1652incdir_default='${prefix}/include'
1653libdir_default='${prefix}/lib'
1654mandir_default='${prefix}/share/man'
1655shlibdir_default="$libdir_default"
8a608357
MR
1656
1657# toolchain
121d78d0 1658ar_default="ar"
13c7df3d 1659cc_default="gcc"
a3d7c197 1660cc_version=\"unknown\"
9da6609f 1661host_cc_default="gcc"
11e6d03a 1662ln_s="ln -sf"
89641463 1663nm_default="nm"
11e6d03a 1664objformat="elf"
3f8040db 1665pkg_config_default=pkg-config
be7109c1 1666ranlib="ranlib"
11e6d03a 1667yasmexe="yasm"
8a608357 1668
8182dc34 1669nm_opts='-g'
3e0b1c9a 1670nogas=":"
8182dc34 1671
8a608357 1672# machine
8d4c00ed 1673arch_default=$(uname -m)
38d0a8aa 1674cpu="generic"
8a608357 1675
8a608357 1676# OS
8d4c00ed
MR
1677target_os_default=$(tolower $(uname -s))
1678host_os=$target_os_default
8a608357 1679
8a608357 1680# configurable options
055c61b8
DB
1681enable $PROGRAM_LIST
1682
5a0f7131
MR
1683enable avcodec
1684enable avdevice
cccc039f 1685enable avfilter
5a0f7131 1686enable avformat
c8af852b 1687enable avresample
dc4f5a1c 1688enable avutil
3e0b1c9a
DB
1689enable swscale
1690
3e0b1c9a
DB
1691enable asm
1692enable debug
1693enable doc
1694enable fastdiv
497237c7 1695enable network
8400d6b8 1696enable optimizations
8cfbbd92 1697enable safe_bitstream_reader
530dc538 1698enable static
a9ddb5b1 1699enable swscale_alpha
8a608357 1700
8a608357 1701# build settings
9987769a 1702SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1703AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1704LIBPREF="lib"
1705LIBSUF=".a"
c5f14466
RP
1706FULLNAME='$(NAME)$(BUILDSUF)'
1707LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1708SLIBPREF="lib"
1709SLIBSUF=".so"
c5f14466 1710SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1711SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1712SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1713LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1714SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1715SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1716
bc877faf 1717AS_O='-o $@'
7e6c86e6
MR
1718CC_O='-o $@'
1719
0a6db2a2 1720host_cflags='-D_ISOC99_SOURCE -O3 -g'
9da6609f
MR
1721host_libs='-lm'
1722
9b861379 1723target_path='$(CURDIR)'
a7ada2ba 1724
a158446b
MR
1725# since the object filename is not given with the -MM flag, the compiler
1726# is only able to print the basename, and we must add the path ourselves
c1c3933a 1727DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1728DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1729
c597172e 1730# find source path
24524f36 1731if test -f configure; then
f038cf3c 1732 source_path=.
c597172e 1733else
8477f2de 1734 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1735 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1736 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1737 test -e "$source_path/config.h" &&
1738 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1739fi
1740
13cbe2c0 1741for v in "$@"; do
b04251c5
MR
1742 r=${v#*=}
1743 l=${v%"$r"}
1744 r=$(sh_quote "$r")
29ba0911 1745 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1746done
c597172e 1747
73ef8980
MR
1748find_things(){
1749 thing=$1
1750 pattern=$2
1751 file=$source_path/$3
932ccf39 1752 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1753}
1754
1755ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1756DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1757HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1758PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1759BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1760MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1761DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1762OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1763INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1764PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1765FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1766
54e75be4
DB
1767ALL_COMPONENTS="
1768 $BSF_LIST
1769 $DECODER_LIST
1770 $DEMUXER_LIST
1771 $ENCODER_LIST
1772 $FILTER_LIST
1773 $HWACCEL_LIST
1774 $INDEV_LIST
1775 $MUXER_LIST
1776 $OUTDEV_LIST
1777 $PARSER_LIST
1778 $PROTOCOL_LIST
1779"
1780
57442411 1781find_tests(){
b9d5f1b7 1782 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1783}
1784
1785ACODEC_TESTS=$(find_tests acodec)
1786VCODEC_TESTS=$(find_tests vsynth1)
1787LAVF_TESTS=$(find_tests lavf)
48c28162 1788LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1789SEEK_TESTS=$(find_tests seek seek_)
57442411 1790
54e75be4
DB
1791ALL_TESTS="$ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
1792
40fe5019
MR
1793pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1794
8469ae22
MR
1795for n in $COMPONENT_LIST; do
1796 v=$(toupper ${n%s})_LIST
1797 eval enable \$$v
1798 eval ${n}_if_any="\$$v"
1799done
1800
54e75be4 1801enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1802
1803die_unknown(){
1804 echo "Unknown option \"$1\"."
1805 echo "See $0 --help for available options."
1806 exit 1
1807}
1808
794f8e97 1809show_list() {
bf0c4afa
RP
1810 suffix=_$1
1811 shift
2b444ea7 1812 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1813 exit 0
1814}
1815
c597172e 1816for opt do
7483e694
DB
1817 optval="${opt#*=}"
1818 case "$opt" in
0f010b2f 1819 --extra-ldflags=*) add_ldflags $optval
7483e694 1820 ;;
0f010b2f 1821 --extra-libs=*) add_extralibs $optval
7483e694 1822 ;;
8fb1cb58 1823 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1824 ;;
40bcf4c7
BL
1825 --enable-debug=*) debuglevel="$optval"
1826 ;;
36e2dea0 1827 --disable-everything)
1b15dc3c 1828 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1829 ;;
7483e694 1830 --enable-*=*|--disable-*=*)
8b93ddc3 1831 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1832 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1833 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1834 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1835 $action $(filter "$name" $list)
7483e694
DB
1836 ;;
1837 --enable-?*|--disable-?*)
5e622c40 1838 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1839 if is_in $option $COMPONENT_LIST; then
fed5d54b 1840 test $action = disable && action=unset
e3773a55
MR
1841 eval $action \$$(toupper ${option%s})_LIST
1842 elif is_in $option $CMDLINE_SELECT; then
1843 $action $option
1844 else
1845 die_unknown $opt
1846 fi
7483e694
DB
1847 ;;
1848 --list-*)
1849 NAME="${opt#--list-}"
1850 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1851 NAME=${NAME%s}
1852 eval show_list $NAME \$$(toupper $NAME)_LIST
1853 ;;
1854 --help|-h) show_help
1855 ;;
1856 *)
884a36a7 1857 optname="${opt%%=*}"
26759c44
MR
1858 optname="${optname#--}"
1859 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1860 if is_in $optname $CMDLINE_SET; then
1861 eval $optname='$optval'
1862 elif is_in $optname $CMDLINE_APPEND; then
1863 append $optname "$optval"
1864 else
1865 die_unknown $opt
1866 fi
7483e694
DB
1867 ;;
1868 esac
c597172e
MR
1869done
1870
bcea99bb
MR
1871disabled logging && logfile=/dev/null
1872
29ba0911 1873echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1874set >> $logfile
1875
9da6609f
MR
1876test -n "$cross_prefix" && enable cross_compile
1877
8d4c00ed
MR
1878if enabled cross_compile; then
1879 test -n "$arch" && test -n "$target_os" ||
1880 die "Must specify target arch and OS when cross-compiling"
1881fi
1882
1883set_default arch target_os
1884
121d78d0 1885ar_default="${cross_prefix}${ar_default}"
11e6d03a 1886cc_default="${cross_prefix}${cc_default}"
20e0ed95 1887nm_default="${cross_prefix}${nm_default}"
3f8040db 1888pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1889ranlib="${cross_prefix}${ranlib}"
adb2b908 1890
c5200f17
MR
1891sysinclude_default="${sysroot}/usr/include"
1892
e0be794a 1893set_default cc nm pkg_config sysinclude
9da6609f
MR
1894enabled cross_compile || host_cc_default=$cc
1895set_default host_cc
13c7df3d 1896
762f95e4
MR
1897if ! $pkg_config --version >/dev/null 2>&1; then
1898 warn "$pkg_config not found, library detection may fail."
1899 pkg_config=false
1900fi
1901
82bb3329
MR
1902exesuf() {
1903 case $1 in
1c69c79f 1904 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1905 esac
1906}
1907
1908EXESUF=$(exesuf $target_os)
1909HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1910
e4e69e0b 1911# set temporary file name
a49d42c2 1912: ${TMPDIR:=$TEMPDIR}
c51fafa1 1913: ${TMPDIR:=$TMP}
a49d42c2 1914: ${TMPDIR:=/tmp}
e4e69e0b 1915
a210bce2 1916if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1917 # simple replacement for missing mktemp
1918 # NOT SAFE FOR GENERAL USE
1919 mktemp(){
09a5c245 1920 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1921 }
1922fi
1923
1924tmpfile(){
1925 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1926 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1927 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1928 append TMPFILES $tmp
1929 eval $1=$tmp
1930}
1931
1932trap 'rm -f -- $TMPFILES' EXIT
54460a83 1933
55127e7b 1934tmpfile TMPASM .asm
3e0b1c9a
DB
1935tmpfile TMPC .c
1936tmpfile TMPE $EXESUF
1937tmpfile TMPH .h
1938tmpfile TMPO .o
1939tmpfile TMPS .S
1940tmpfile TMPSH .sh
1941tmpfile TMPV .ver
54460a83
MR
1942
1943unset -f mktemp
e4e69e0b 1944
fb3c4ffc
MR
1945chmod +x $TMPE
1946
993f2d0f
MR
1947# make sure we can execute files in $TMPDIR
1948cat > $TMPSH 2>> $logfile <<EOF
1949#! /bin/sh
1950EOF
1951chmod +x $TMPSH >> $logfile 2>&1
1952if ! $TMPSH >> $logfile 2>&1; then
1953 cat <<EOF
1954Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1955variable to another directory and make sure that it is not mounted noexec.
1956EOF
1957 die "Sanity test failed."
1958fi
993f2d0f 1959
3e0b1c9a 1960filter_asflags=echo
19b4c628
MR
1961filter_cflags=echo
1962filter_cppflags=echo
19b4c628 1963
613a4e3f
MR
1964if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1965 cc_type=llvm_gcc
1966 cc_version=__VERSION__
1967 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1968 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1969 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1970 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1971 speed_cflags='-O3'
1972 size_cflags='-Os'
1973elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1974 cc_type=gcc
a3d7c197 1975 cc_version=__VERSION__
5d57846b
MR
1976 gcc_version=$($cc --version | head -n1)
1977 gcc_basever=$($cc -dumpversion)
3ad464bf 1978 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1979 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1980 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1981 if ! $cc -dumpversion | grep -q '^2\.'; then
1982 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1983 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1984 fi
14ca9cd0
MR
1985 speed_cflags='-O3'
1986 size_cflags='-Os'
629687f6
MR
1987elif $cc --version 2>/dev/null | grep -q Intel; then
1988 cc_type=icc
6e3fa35d 1989 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1990 cc_ident=$($cc --version | head -n1)
bdefad73 1991 icc_version=$($cc -dumpversion)
07dec06e
MR
1992 CC_DEPFLAGS='-MMD'
1993 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1994 speed_cflags='-O3'
1995 size_cflags='-Os'
b05394a0 1996 noopt_cflags='-O1'
629687f6
MR
1997elif $cc -v 2>&1 | grep -q xlc; then
1998 cc_type=xlc
6e3fa35d 1999 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 2000 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
2001 speed_cflags='-O5'
2002 size_cflags='-O5 -qcompact'
df442a8d
MR
2003elif $cc -V 2>/dev/null | grep -q Compaq; then
2004 cc_type=ccc
6e3fa35d 2005 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 2006 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 2007 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 2008 debuglevel=3
df442a8d 2009 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
2010 speed_cflags='-fast'
2011 size_cflags='-O1'
6a0d5493 2012elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
2013 test -d "$sysroot" || die "No valid sysroot specified."
2014 cc_type=armcc
6e3fa35d 2015 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 2016 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2017 armcc_conf="$PWD/armcc.conf"
2018 $cc --arm_linux_configure \
2019 --arm_linux_config_file="$armcc_conf" \
2020 --configure_sysroot="$sysroot" \
2021 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2022 die "Error creating armcc configuration file."
bcafde61 2023 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2024 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2025 as_default="${cross_prefix}gcc"
07dec06e
MR
2026 CC_DEPFLAGS='-MMD'
2027 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2028 speed_cflags='-O3'
2029 size_cflags='-Os'
d0f0f628 2030 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2031elif $cc -version 2>/dev/null | grep -q TMS470; then
2032 cc_type=tms470
6e3fa35d 2033 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2034 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2035 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2036 CC_O='-fr=$(@D)'
2037 as_default="${cross_prefix}gcc"
2038 ld_default="${cross_prefix}gcc"
6fec122a
MR
2039 TMPO=$(basename $TMPC .c).o
2040 append TMPFILES $TMPO
2041 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2042 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2043 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2044 speed_cflags='-O3 -mf=5'
2045 size_cflags='-O3 -mf=2'
6fec122a
MR
2046 filter_cflags=tms470_flags
2047 tms470_flags(){
2048 for flag; do
2049 case $flag in
2050 -march=*|-mcpu=*)
2051 case "${flag#*=}" in
2052 armv7-a|cortex-a*) echo -mv=7a8 ;;
2053 armv7-r|cortex-r*) echo -mv=7r4 ;;
2054 armv7-m|cortex-m*) echo -mv=7m3 ;;
2055 armv6*|arm11*) echo -mv=6 ;;
2056 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2057 echo -mv=5e ;;
2058 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2059 esac
2060 ;;
2061 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2062 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2063 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2064 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2065 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2066 -g) echo -g -mn ;;
587d24ff 2067 -pds=*) echo $flag ;;
6fec122a
MR
2068 esac
2069 done
2070 }
06da6943
DC
2071elif $cc -v 2>&1 | grep -q clang; then
2072 cc_type=clang
b67a8f49
DC
2073 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2074 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2075 cc_ident=$($cc --version | head -n1)
06da6943
DC
2076 CC_DEPFLAGS='-MMD'
2077 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2078 speed_cflags='-O3'
2079 size_cflags='-Os'
2a472e9c
MK
2080elif $cc -V 2>&1 | grep -q Sun; then
2081 cc_type=suncc
2082 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2083 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2084 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2085 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2086 add_ldflags -xc99
14ca9cd0
MR
2087 speed_cflags='-O5'
2088 size_cflags='-O5 -xspace'
03279bbe
MK
2089 filter_cflags=suncc_flags
2090 suncc_flags(){
2091 for flag; do
2092 case $flag in
2093 -march=*|-mcpu=*)
2094 case "${flag#*=}" in
2095 native) echo -xtarget=native ;;
87ddc38b 2096 v9|niagara) echo -xarch=sparc ;;
03279bbe 2097 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2098 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2099 i586|pentium) echo -xchip=pentium ;;
2100 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2101 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2102 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2103 pentium4*) echo -xtarget=pentium4 ;;
2104 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2105 *-sse3) echo -xarch=sse3 ;;
2106 core2) echo -xarch=ssse3 -xchip=core2 ;;
2107 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2108 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2109 k8|opteron|athlon64|athlon-fx)
2110 echo -xarch=sse2a ;;
2111 athlon*) echo -xarch=pentium_proa ;;
2112 esac
2113 ;;
2114 -std=c99) echo -xc99 ;;
2115 -fomit-frame-pointer) echo -xregs=frameptr ;;
2116 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2117 -W*,*) echo $flag ;;
2118 -f*-*|-W*) ;;
2119 *) echo $flag ;;
2120 esac
2121 done
2122 }
180ec37d 2123elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2124 cc_type=pathscale
2125 cc_version=__PATHSCALE__
2126 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2127 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2128 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2129 speed_cflags='-O2'
2130 size_cflags='-Os'
7b2d2190 2131 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2132elif $cc -v 2>&1 | grep -q Open64; then
2133 cc_type=open64
2134 cc_version=__OPEN64__
2135 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2136 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2137 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2138 speed_cflags='-O2'
2139 size_cflags='-Os'
7b2d2190 2140 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2141elif $cc -V 2>&1 | grep -q Portland; then
2142 cc_type=pgi
2143 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2144 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2145 opt_common='-alias=ansi -Mlre -Mpre'
2146 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2147 size_cflags="-O2 -Munroll=c:1 $opt_common"
2148 noopt_cflags="-O1"
2149 filter_cflags=pgi_flags
2150 pgi_flags(){
2151 for flag; do
2152 case $flag in
2153 -fomit-frame-pointer) echo -Mnoframe ;;
2154 -g) echo -gopt ;;
2155 *) echo $flag ;;
2156 esac
2157 done
2158 }
629687f6
MR
2159fi
2160
851ffa80
MR
2161test -n "$cc_type" && enable $cc_type ||
2162 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2163
75bafbac 2164: ${as_default:=$cc}
50567afa 2165: ${dep_cc_default:=$cc}
684b28e0 2166: ${ld_default:=$cc}
121d78d0 2167set_default ar as dep_cc ld
75800dce 2168
07dec06e
MR
2169test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2170test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2171
7f32f40c 2172add_cflags $extra_cflags
2f2e6c7c 2173add_asflags $extra_cflags
7f32f40c 2174
154d432c
MR
2175if test -n "$sysroot"; then
2176 case "$cc_type" in
00ba041c 2177 gcc|llvm_gcc|clang)
467256f2 2178 add_cppflags --sysroot="$sysroot"
154d432c
MR
2179 add_ldflags --sysroot="$sysroot"
2180 ;;
6fec122a
MR
2181 tms470)
2182 add_cppflags -I"$sysinclude"
2183 add_ldflags --sysroot="$sysroot"
2184 ;;
154d432c
MR
2185 esac
2186fi
2187
d22c13a8
MR
2188if test "$cpu" = host; then
2189 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2190
2191 case "$cc_type" in
613a4e3f 2192 gcc|llvm_gcc)
d22c13a8
MR
2193 check_native(){
2194 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2195 sed -n "/cc1.*$1=/{
27ce1be8
MR
2196 s/.*$1=\\([^ ]*\\).*/\\1/
2197 p
2198 q
2199 }" $TMPE
d22c13a8
MR
2200 }
2201 cpu=$(check_native -march || check_native -mcpu)
2202 ;;
2203 esac
2204
2205 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2206fi
2207
e939cedd
MR
2208# Deal with common $arch aliases
2209case "$arch" in
2210 arm*)
2211 arch="arm"
2212 ;;
2213 mips|mipsel|IP*)
2214 arch="mips"
2215 ;;
47b1860e 2216 mips64*)
e939cedd
MR
2217 arch="mips"
2218 subarch="mips64"
2219 ;;
2220 parisc|hppa)
2221 arch="parisc"
2222 ;;
2223 parisc64|hppa64)
2224 arch="parisc"
2225 subarch="parisc64"
2226 ;;
2227 "Power Macintosh"|ppc|powerpc)
2228 arch="ppc"
2229 ;;
47b1860e 2230 ppc64|powerpc64)
e939cedd
MR
2231 arch="ppc"
2232 subarch="ppc64"
2233 ;;
2234 s390|s390x)
2235 arch="s390"
2236 ;;
2237 sh4|sh)
2238 arch="sh4"
2239 ;;
2240 sun4u|sparc64)
2241 arch="sparc"
2242 subarch="sparc64"
2243 ;;
d33ed7b3 2244 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2245 arch="x86"
2246 ;;
2247esac
2248
851ffa80 2249is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2250enable $arch
e939cedd 2251
df5cdc24 2252# Add processor-specific flags
5d54c126
MR
2253if test "$cpu" = generic; then
2254 : do nothing
2255elif enabled ppc; then
343aef9b 2256
56348891
MR
2257 case $(tolower $cpu) in
2258 601|ppc601|powerpc601)
9dbd5c3d 2259 cpuflags="-mcpu=601"
64ad53ff 2260 disable altivec
9dbd5c3d 2261 ;;
56348891 2262 603*|ppc603*|powerpc603*)
9dbd5c3d 2263 cpuflags="-mcpu=603"
64ad53ff 2264 disable altivec
9dbd5c3d 2265 ;;
56348891 2266 604*|ppc604*|powerpc604*)
9dbd5c3d 2267 cpuflags="-mcpu=604"
64ad53ff 2268 disable altivec
9dbd5c3d 2269 ;;
56348891 2270 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2271 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2272 disable altivec
9dbd5c3d 2273 ;;
56348891 2274 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2275 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2276 ;;
56348891 2277 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2278 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2279 ;;
313f9fbf 2280 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2281 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2282 ;;
313f9fbf
SM
2283 power[3-7]*)
2284 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2285 ;;
56348891 2286 cell)
9dbd5c3d
MR
2287 cpuflags="-mcpu=cell"
2288 enable ldbrx
2289 ;;
7b0b81a1
AL
2290 e500v2)
2291 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2292 disable altivec
2293 ;;
2294 e500)
2295 cpuflags="-mcpu=8540 -mhard-float"
2296 disable altivec
2297 ;;
9dbd5c3d 2298 esac
343aef9b
MR
2299
2300elif enabled x86; then
2301
9dbd5c3d
MR
2302 case $cpu in
2303 i[345]86|pentium)
2304 cpuflags="-march=$cpu"
2305 disable mmx
2306 ;;
2307 # targets that do NOT support conditional mov (cmov)
2308 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2309 cpuflags="-march=$cpu"
2310 disable cmov
2311 ;;
2312 # targets that do support conditional mov (cmov)
9ddf1b1a 2313 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2314 cpuflags="-march=$cpu"
2315 enable cmov
2316 enable fast_cmov
2317 ;;
2318 # targets that do support conditional mov but on which it's slow
2319 pentium4|pentium4m|prescott|nocona)
2320 cpuflags="-march=$cpu"
2321 enable cmov
2322 disable fast_cmov
2323 ;;
2324 esac
343aef9b
MR
2325
2326elif enabled sparc; then
2327
9dbd5c3d 2328 case $cpu in
26b7199e
MK
2329 niagara)
2330 cpuflags="-mcpu=$cpu"
2331 disable vis
2332 ;;
9dbd5c3d
MR
2333 sparc64)
2334 cpuflags="-mcpu=v9"
2335 ;;
2336 esac
343aef9b
MR
2337
2338elif enabled arm; then
2339
34ba23c9
MR
2340 case $cpu in
2341 armv*)
2342 cpuflags="-march=$cpu"
c2eae137 2343 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2344 ;;
2345 *)
2346 cpuflags="-mcpu=$cpu"
c2eae137
MR
2347 case $cpu in
2348 cortex-a*) subarch=armv7a ;;
2349 cortex-r*) subarch=armv7r ;;
9e19704a 2350 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2351 arm11*) subarch=armv6 ;;
2352 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2353 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2354 esac
34ba23c9
MR
2355 ;;
2356 esac
343aef9b
MR
2357
2358elif enabled alpha; then
2359
34ba23c9 2360 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2361
2362elif enabled bfin; then
2363
34ba23c9 2364 cpuflags="-mcpu=$cpu"
343aef9b
MR
2365
2366elif enabled mips; then
2367
34ba23c9 2368 cpuflags="-march=$cpu"
343aef9b
MR
2369
2370elif enabled avr32; then
2371
9dbd5c3d
MR
2372 case $cpu in
2373 ap7[02]0[0-2])
2374 subarch="avr32_ap"
2375 cpuflags="-mpart=$cpu"
2376 ;;
2377 ap)
2378 subarch="avr32_ap"
2379 cpuflags="-march=$cpu"
2380 ;;
2381 uc3[ab]*)
2382 subarch="avr32_uc"
2383 cpuflags="-mcpu=$cpu"
2384 ;;
2385 uc)
2386 subarch="avr32_uc"
2387 cpuflags="-march=$cpu"
2388 ;;
2389 esac
df5cdc24 2390
343aef9b
MR
2391fi
2392
df5cdc24
MR
2393add_cflags $cpuflags
2394add_asflags $cpuflags
2395
993f2d0f
MR
2396# compiler sanity check
2397check_exec <<EOF
2398int main(void){ return 0; }
2399EOF
2400if test "$?" != 0; then
2401 echo "$cc is unable to create an executable file."
2402 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2403 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2404 echo "Only do this if you know what cross compiling means."
2405 fi
2406 die "C compiler test failed."
2407fi
2408
046f081b 2409add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2410check_cflags -std=c99
50a334e4 2411check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2412#include <stdlib.h>
2413EOF
50a334e4 2414check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2415#include <stdlib.h>
2416EOF
e9b9a2f8 2417
f0125de9 2418check_host_cflags -std=c99
0a6db2a2 2419check_host_cflags -Wall
f0125de9 2420
b24dbcbd 2421case "$arch" in
e939cedd 2422 alpha|ia64|mips|parisc|sparc)
8a3c8627 2423 spic=$shared
b24dbcbd 2424 ;;
e939cedd 2425 x86)
cfdb6148 2426 subarch="x86_32"
e939cedd 2427 check_cc <<EOF && subarch="x86_64"
58b3536d 2428 int test[(int)sizeof(char*) - 7];
cfdb6148 2429EOF
de27f4d9 2430 if test "$subarch" = "x86_64"; then
e939cedd 2431 spic=$shared
de27f4d9 2432 fi
b24dbcbd 2433 ;;
b24dbcbd
RP
2434esac
2435
343aef9b 2436enable $subarch
8a3c8627 2437enabled spic && enable pic
b24dbcbd 2438
7483e694 2439# OS specific
4f854758 2440case $target_os in
a1629e28 2441 haiku)
63ae7e7c 2442 prefix_default="/boot/common"
108caaaa 2443 network_extralibs="-lnetwork"
f59c4bd6 2444 host_libs=
a1629e28 2445 ;;
7483e694 2446 sunos)
4d58e4cb 2447 AVSERVERLDFLAGS=""
9987769a 2448 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2449 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2450 network_extralibs="-lsocket -lnsl"
779222db 2451 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2452 # When using suncc to build, the Solaris linker will mark
2453 # an executable with each instruction set encountered by
2454 # the Solaris assembler. As our libraries contain their own
2455 # guards for processor-specific code, instead suppress
2456 # generation of the HWCAPS ELF section on Solaris x86 only.
2457 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2458 nm_opts='-P -g'
7483e694
DB
2459 ;;
2460 netbsd)
a1e4b3f6 2461 disable symver
07a8eef6
MR
2462 oss_indev_extralibs="-lossaudio"
2463 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2464 ;;
2465 openbsd)
7c4a001a 2466 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2467 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2468 # however the generated executable will not do anything
2469 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2470 # Thus explicitly enable PIC here.
cd78208b 2471 enable pic
a1e4b3f6 2472 disable symver
7483e694 2473 SHFLAGS='-shared'
07a8eef6
MR
2474 oss_indev_extralibs="-lossaudio"
2475 oss_outdev_extralibs="-lossaudio"
7483e694 2476 ;;
a1e4b3f6 2477 dragonfly)
a1e4b3f6
MR
2478 disable symver
2479 ;;
2480 freebsd)
7483e694
DB
2481 ;;
2482 bsd/os)
355d81df 2483 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2484 ;;
2485 darwin)
301ab19d 2486 gas="gas-preprocessor.pl $cc"
e08b8239 2487 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2488 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2489 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2490 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2491 SLIBSUF=".dylib"
2492 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2493 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2494 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2495 objformat="macho"
1b0f6fb8 2496 enabled x86_64 && objformat="macho64"
8dfa86f7 2497 enabled_any pic shared ||
2704bd1a 2498 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2499 ;;
2500 mingw32*)
9d3f4f50 2501 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2502 disable network
2503 else
2504 target_os=mingw32
2505 fi
dcc01c06 2506 LIBTARGET=i386
1fc9fb8a 2507 if enabled x86_64; then
417516f6 2508 LIBTARGET="i386:x86-64"
336cc1b0 2509 elif enabled arm; then
15c5156d 2510 LIBTARGET=arm-wince
dcc01c06 2511 fi
fbd971a4 2512 shlibdir_default="$bindir_default"
7483e694
DB
2513 SLIBPREF=""
2514 SLIBSUF=".dll"
7483e694
DB
2515 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2516 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2517 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2518 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2519 SLIB_INSTALL_LINKS=
2520 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2521 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2522 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2523 objformat="win32"
ec10a9ab 2524 dlltool="${cross_prefix}dlltool"
bc574408 2525 enable dos_paths
1894e741 2526 check_cflags -fno-common
e26011d0
RP
2527 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2528 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2529 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2530 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2531 ;;
2532 cygwin*)
4f854758 2533 target_os=cygwin
fbd971a4 2534 shlibdir_default="$bindir_default"
7483e694
DB
2535 SLIBPREF="cyg"
2536 SLIBSUF=".dll"
2537 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2538 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2539 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2540 objformat="win32"
bc574408 2541 enable dos_paths
1894e741 2542 check_cflags -fno-common
a7a187a1 2543 add_cppflags -U__STRICT_ANSI__
7483e694 2544 ;;
4f365f37 2545 *-dos|freedos|opendos)
4f365f37 2546 network_extralibs="-lsocket"
ff1c015d 2547 objformat="coff"
bc574408 2548 enable dos_paths
a7a187a1 2549 add_cppflags -U__STRICT_ANSI__
4f365f37 2550 ;;
7483e694 2551 linux)
046f081b 2552 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2553 enable dv1394
2554 ;;
2555 irix*)
4f854758 2556 target_os=irix
7483e694
DB
2557 ranlib="echo ignoring ranlib"
2558 ;;
d22e8442 2559 os/2*)
d22e8442 2560 ln_s="cp -f"
9297f1ed 2561 objformat="aout"
e14574eb 2562 add_cppflags -D_GNU_SOURCE
355d81df 2563 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2564 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2565 AVSERVERLDFLAGS=""
287d3b13 2566 LIBSUF="_s.a"
d22e8442
DY
2567 SLIBPREF=""
2568 SLIBSUF=".dll"
2569 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2570 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2571 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2572 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2573 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2574 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2575 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2576 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2577 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2578 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2579 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2580 enable dos_paths
d22e8442 2581 ;;
83993c1c 2582 gnu/kfreebsd)
c1f54478 2583 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2584 ;;
34e82167 2585 gnu)
f60d1366 2586 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2587 ;;
d33ed7b3
MR
2588 qnx)
2589 add_cppflags -D_QNX_SOURCE
2590 network_extralibs="-lsocket"
2591 ;;
1c69c79f
MS
2592 symbian)
2593 SLIBSUF=".dll"
2594 enable dos_paths
e3bc07f4
MS
2595 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2596 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2597 add_ldflags -Wl,--target1-abs,--no-undefined \
2598 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2599 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2600 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2601 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2602 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2603 ;;
614d8911
MR
2604 none)
2605 ;;
7483e694 2606 *)
4f924f9a 2607 die "Unknown OS '$target_os'."
7483e694
DB
2608 ;;
2609esac
2610
6555acad
MR
2611esc(){
2612 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2613}
2614
2615echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2616
13cb2187
AS
2617check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2618
c9d19248
MR
2619set_default $PATHS_LIST
2620
320d060a 2621# we need to build at least one lib type
93b3c083 2622if ! enabled_any static shared; then
320d060a
DB
2623 cat <<EOF
2624At least one library type must be built.
2625Specify --enable-static to build the static libraries or --enable-shared to
2626build the shared libraries as well. To only build the shared libraries specify
2627--disable-static in addition to --enable-shared.
2628EOF
2629 exit 1;
2630fi
2631
2184c6f7 2632die_license_disabled() {
4c27207c 2633 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2634}
2635
e417d80d 2636die_license_disabled gpl libcdio
2184c6f7 2637die_license_disabled gpl libx264
de295976 2638die_license_disabled gpl libxavs
2184c6f7 2639die_license_disabled gpl libxvid
2184c6f7
DB
2640die_license_disabled gpl x11grab
2641
2f7ae63b 2642die_license_disabled nonfree libfaac
a060866f 2643die_license_disabled nonfree openssl
b2e3c528 2644
0b175caa
DB
2645die_license_disabled version3 libopencore_amrnb
2646die_license_disabled version3 libopencore_amrwb
d89e738a 2647die_license_disabled version3 libvo_aacenc
f502ff3f 2648die_license_disabled version3 libvo_amrwbenc
0b175caa 2649
9cad0e4e 2650enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2651
40617a6d 2652disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2653
e276d9e8
MR
2654enable_pic() {
2655 enable pic
bce7b696
MR
2656 add_cppflags -DPIC
2657 add_cflags -fPIC
2658 add_asflags -fPIC
e276d9e8
MR
2659}
2660
2661enabled pic && enable_pic
bce7b696 2662
b4d96ba2
MR
2663check_cc <<EOF || die "Symbol mangling check failed."
2664int ff_extern;
2665EOF
8182dc34 2666sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2667extern_prefix=${sym%%ff_extern*}
2668
f65883c8
MR
2669check_cc <<EOF && enable inline_asm
2670void foo(void) { __asm__ volatile ("" ::); }
2671EOF
61d251db 2672
df5e3978
MR
2673_restrict=
2674for restrict_keyword in restrict __restrict__ __restrict; do
2675 check_cc <<EOF && _restrict=$restrict_keyword && break
2676void foo(char * $restrict_keyword p);
2677EOF
2678done
2679
2680check_cc <<EOF && enable attribute_packed
2681struct { int x; } __attribute__((packed)) x;
2682EOF
2683
dffb41b9
MR
2684check_cc <<EOF && enable attribute_may_alias
2685union { int x; } __attribute__((may_alias)) x;
2686EOF
2687
df5e3978
MR
2688check_cc <<EOF || die "endian test failed"
2689unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2690EOF
48fc536a 2691od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2692
e939cedd
MR
2693if enabled alpha; then
2694
2695 check_cflags -mieee
2696
2697elif enabled arm; then
e45391bb 2698
8986fddc 2699 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2700 nogas=die
50fa82e6 2701
44caaa56
MR
2702 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2703 enable vfp_args
2704 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2705 case "${cross_prefix:-$cc}" in
2706 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2707 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2708__asm__ (".eabi_attribute 28, 1");
2709int main(void) { return 0; }
2710EOF
44caaa56
MR
2711 esac
2712 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2713 fi
fa0912fe 2714
fa0912fe
MR
2715 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2716 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2717 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2718 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2719 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2720 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2721
6308729e
MR
2722 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2723
e276d9e8
MR
2724 enabled_all armv6t2 shared !pic && enable_pic
2725
fa0912fe 2726elif enabled mips; then
e45391bb 2727
fa0912fe
MR
2728 check_asm loongson '"dmult.g $1, $2, $3"'
2729 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2730
fa0912fe 2731elif enabled ppc; then
e45391bb 2732
e6a0c354
MR
2733 enable local_aligned_8 local_aligned_16
2734
135448fa 2735 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2736 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2737 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2738 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2739
2740 # AltiVec flags: The FSF version of GCC differs from the Apple version
2741 if enabled altivec; then
301ab19d 2742 nogas=warn
fa0912fe
MR
2743 check_cflags -maltivec -mabi=altivec &&
2744 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2745 check_cflags -faltivec
2746
2747 # check if our compiler supports Motorola AltiVec C API
2748 check_cc <<EOF || disable altivec
2749$inc_altivec_h
2750int main(void) {
2751 vector signed int v1, v2, v3;
2752 v1 = vec_add(v2,v3);
2753 return 0;
2754}
2755EOF
2756
2757 # check if our compiler supports braces for vector declarations
2758 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2759$inc_altivec_h
2760int main (void) { (vector int) {1}; return 0; }
2761EOF
2762 fi
e45391bb 2763
fa0912fe 2764elif enabled sparc; then
e45391bb 2765
fa0912fe
MR
2766 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2767 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2768
fa0912fe 2769elif enabled x86; then
e45391bb 2770
e6a0c354
MR
2771 enable local_aligned_8 local_aligned_16
2772
44965991
PI
2773 # check whether EBP is available on x86
2774 # As 'i' is stored on the stack, this program will crash
2775 # if the base pointer is used to access it because the
2776 # base pointer is cleared in the inline assembly code.
7dfef245 2777 check_exec_crash <<EOF && enable ebp_available
44965991 2778 volatile int i=0;
be449fca 2779 __asm__ volatile (
44965991
PI
2780 "xorl %%ebp, %%ebp"
2781 ::: "%ebp");
2782 return i;
44965991
PI
2783EOF
2784
f494213c 2785 # check whether EBX is available on x86
7cee5421
MR
2786 check_asm ebx_available '""::"b"(0)' &&
2787 check_asm ebx_available '"":::"%ebx"'
8e380710 2788
6f74fb03
RP
2789 # check whether xmm clobbers are supported
2790 check_asm xmm_clobbers '"":::"%xmm0"'
2791
d7f0920b 2792 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2793 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2794 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2795
9cca1e40 2796 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2797 if check_cmd $yasmexe --version; then
2798 enabled x86_64 && yasm_extra="-m amd64"
2799 yasm_debug="-g dwarf2"
2800 elif check_cmd nasm -v; then
2801 yasmexe=nasm
2802 yasm_debug="-g -F dwarf"
2803 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2804 fi
2805
2806 YASMFLAGS="-f $objformat $yasm_extra"
2807 enabled pic && append YASMFLAGS "-DPIC"
2808 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2809 case "$objformat" in
2810 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2811 esac
2812
48545a8f 2813 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2814 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2815 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2816 fi
e45391bb 2817
669b5583
MR
2818 case "$cpu" in
2819 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2820 disable fast_clz
2821 ;;
2822 esac
2823
44965991
PI
2824fi
2825
301ab19d
MR
2826if enabled asm; then
2827 as=${gas:=$as}
2828 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2829 $nogas "GNU assembler not found, install gas-preprocessor"
2830fi
2831
4a7e068b
MR
2832check_ldflags -Wl,--as-needed
2833
a98bb16d
RP
2834if check_func dlopen; then
2835 ldl=
2836elif check_func dlopen -ldl; then
2837 ldl=-ldl
8bf5d58f
MN
2838fi
2839
54fe299b
DV
2840if enabled network; then
2841 check_type "sys/types.h sys/socket.h" socklen_t
2842 check_type netdb.h "struct addrinfo"
2843 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2844 check_type netinet/in.h "struct sockaddr_in6"
2845 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2846 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2847 check_header netinet/sctp.h
54fe299b
DV
2848 # Prefer arpa/inet.h over winsock2
2849 if check_header arpa/inet.h ; then
2850 check_func closesocket
2851 elif check_header winsock2.h ; then
2852 check_func_headers winsock2.h closesocket -lws2 && \
2853 network_extralibs="-lws2" || \
2854 { check_func_headers winsock2.h closesocket -lws2_32 && \
2855 network_extralibs="-lws2_32"; }
2856 check_type ws2tcpip.h socklen_t
2857 check_type ws2tcpip.h "struct addrinfo"
2858 check_type ws2tcpip.h "struct ipv6_mreq"
2859 check_type ws2tcpip.h "struct sockaddr_in6"
2860 check_type ws2tcpip.h "struct sockaddr_storage"
2861 check_struct winsock2.h "struct sockaddr" sa_len
2862 else
2863 disable network
2864 fi
2865fi
2866
75ecf149
DB
2867# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2868check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2869
534a2231 2870check_func fcntl
7483e694 2871check_func fork
84882df6 2872check_func getaddrinfo $network_extralibs
7483e694
DB
2873check_func gethrtime
2874check_func getrusage
fc5607f8 2875check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2876check_func inet_aton $network_extralibs
abfc8d05 2877check_func isatty
a5b64584 2878check_func localtime_r
4ae40685 2879check_func ${malloc_prefix}memalign && enable memalign
7483e694 2880check_func mkstemp
0328b9ea 2881check_func mmap
4ae40685 2882check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2883check_func setrlimit
87958234 2884check_func strerror_r
6379900c 2885check_func strptime
47941088 2886check_func strtok_r
ea4d5f48 2887check_func sched_getaffinity
bcc73960 2888check_func sysconf
b9e22269 2889check_func sysctl
b507ebd1 2890check_func_headers io.h setmode
fc5607f8 2891check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2892check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2893check_func_headers windows.h GetProcessTimes
73f6d31e 2894check_func_headers windows.h MapViewOfFile
7c5bfe7a 2895check_func_headers windows.h VirtualAlloc
6ffa87d3 2896
a98bb16d 2897check_header dlfcn.h
92c6a099 2898check_header dxva2api.h
a98bb16d 2899check_header malloc.h
bf6ce82d 2900check_header poll.h
b58412f1 2901check_header sys/mman.h
06bb5905 2902check_header sys/param.h
b091aa44 2903check_header sys/resource.h
bf6ce82d 2904check_header sys/select.h
272081b0
CEH
2905check_header vdpau/vdpau.h
2906check_header vdpau/vdpau_x11.h
68178ca9 2907check_header X11/extensions/XvMClib.h
a98bb16d 2908
a4fa192c 2909disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2910disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2911
ff3755cb
JG
2912if ! disabled w32threads && ! enabled pthreads; then
2913 check_func _beginthreadex && enable w32threads
2914fi
2915
57bd82d4
MR
2916# check for some common methods of building with pthread support
2917# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2918if ! disabled pthreads && ! enabled w32threads; then
2919 enable pthreads
9e7fd101
MR
2920 if check_func pthread_create; then
2921 :
2922 elif check_func pthread_create -pthread; then
2923 add_cflags -pthread
afc9aee2 2924 add_extralibs -pthread
9e7fd101
MR
2925 elif check_func pthread_create -pthreads; then
2926 add_cflags -pthreads
afc9aee2 2927 add_extralibs -pthreads
8d94f606
GT
2928 elif check_func pthread_create -lpthreadGC2; then
2929 add_extralibs -lpthreadGC2
9e7fd101 2930 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2931 disable pthreads
9e7fd101 2932 fi
57bd82d4
MR
2933fi
2934
8eee7025 2935for thread in $THREADS_LIST; do
e5f94c2b 2936 if enabled $thread; then
3ae3b721
RP
2937 test -n "$thread_type" &&
2938 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2939 thread_type="$thread"
e5f94c2b
RP
2940 fi
2941done
2942
50f7c296 2943check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2944enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2945
645d2652
MR
2946check_mathfunc exp2
2947check_mathfunc exp2f
2948check_mathfunc llrint
07876e25 2949check_mathfunc llrintf
645d2652
MR
2950check_mathfunc log2
2951check_mathfunc log2f
2952check_mathfunc lrint
2953check_mathfunc lrintf
2954check_mathfunc round
2955check_mathfunc roundf
23d3931a 2956check_mathfunc trunc
645d2652 2957check_mathfunc truncf
f32adb22 2958
57bd82d4 2959# these are off by default, so fail if requested and not available
a1b3c5a3 2960enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2961enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2962enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2963enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2964enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2965enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2966enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2967enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2968enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2969enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2970enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2971enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2972enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2973enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2974enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2975enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2976enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2977enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2978enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2979enabled libvpx && {
2980 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2981 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2982 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2983 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2984enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2985 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2986 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2987enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2988enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2989enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2990 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2991 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2992 die "ERROR: openssl not found"; }
8ac17293 2993
0b4a1821
AS
2994# libdc1394 check
2995if enabled libdc1394; then
2996 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2997 enable libdc1394_2; } ||
2998 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2999 enable libdc1394_1; } ||
3000 die "ERROR: No version of libdc1394 found "
3001fi
3002
9bd41bb1 3003if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
3004 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
3005 enable sdl &&
3006 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 3007fi
57bd82d4 3008
2270b4b2 3009texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 3010
c6f95144 3011check_header linux/fb.h
06e31011 3012check_header linux/videodev2.h
a6a4793d
LB
3013check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
3014
1b6e8b73 3015check_header sys/videoio.h
47f38850 3016
27796dc3 3017check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
3018# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
3019# w32api 3.12 had it defined wrong
3020check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3021
f8aa696f 3022# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3023{ check_header dev/bktr/ioctl_meteor.h &&
3024 check_header dev/bktr/ioctl_bt848.h; } ||
3025{ check_header machine/ioctl_meteor.h &&
3026 check_header machine/ioctl_bt848.h; } ||
3027{ check_header dev/video/meteor/ioctl_meteor.h &&
3028 check_header dev/video/bktr/ioctl_bt848.h; } ||
3029check_header dev/ic/bt8xx.h
f8aa696f 3030
15d59d2c 3031check_header sndio.h
c7682de0
RP
3032check_header sys/soundcard.h
3033check_header soundcard.h
deb29777 3034
b6f3d925 3035enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3036
0e57fe17 3037enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 3038
15d59d2c
B
3039enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3040
e417d80d
AK
3041enabled libcdio &&
3042 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3043
4a584eda
JA
3044enabled x11grab &&
3045require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3046require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3047require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3048
ac3dbb4d
SZ
3049# check for VDA header
3050if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3051 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3052fi
3053
598ef02b 3054if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3055check_cpp_condition \
3056 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3057 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3058 disable vdpau; }
abf649c7 3059fi
deda2a4a 3060
95e561ec 3061enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3062
3063# add some useful compiler flags if supported
3064check_cflags -Wdeclaration-after-statement
dcd479c0 3065check_cflags -Wall
440e3b2f 3066check_cflags -Wno-parentheses
dcd479c0 3067check_cflags -Wno-switch
b36518dc 3068check_cflags -Wno-format-zero-length
c07bd6a9
MN
3069check_cflags -Wdisabled-optimization
3070check_cflags -Wpointer-arith
3071check_cflags -Wredundant-decls
cc1fb623 3072check_cflags -Wno-pointer-sign
f4929996 3073check_cflags -Wcast-qual
9aceb3cf 3074check_cflags -Wwrite-strings
652a5bf6 3075check_cflags -Wtype-limits
764551c6 3076check_cflags -Wundef
fc298fd9 3077check_cflags -Wmissing-prototypes
c2ed91de 3078check_cflags -Wstrict-prototypes
5af4e0cc 3079enabled extra_warnings && check_cflags -Winline
cf9d24ad 3080
57bd82d4 3081# add some linker flags
5c0e9479 3082check_ldflags -Wl,--warn-common
3510a133 3083check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3084test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3085
7e4d9d5d
RB
3086enabled xmm_clobber_test && \
3087 check_ldflags -Wl,--wrap,avcodec_open2 \
3088 -Wl,--wrap,avcodec_decode_audio4 \
3089 -Wl,--wrap,avcodec_decode_video2 \
3090 -Wl,--wrap,avcodec_decode_subtitle2 \
3091 -Wl,--wrap,avcodec_encode_audio2 \
3092 -Wl,--wrap,avcodec_encode_video \
3093 -Wl,--wrap,avcodec_encode_subtitle \
3094 -Wl,--wrap,sws_scale || \
3095 disable xmm_clobber_test
3096
a482e61b 3097echo "X{};" > $TMPV
b462d132 3098if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3099 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3100 check_cc <<EOF && enable symver_asm_label
3101void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3102void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3103EOF
3104 check_cc <<EOF && enable symver_gnu_asm
3105__asm__(".symver ff_foo,av_foo@VERSION");
3106void ff_foo(void) {}
3107EOF
3108fi
a482e61b 3109
9cd7b854
MR
3110if [ -n "$optflags" ]; then
3111 add_cflags $optflags
3112elif enabled small; then
14ca9cd0 3113 add_cflags $size_cflags
8400d6b8 3114elif enabled optimizations; then
14ca9cd0 3115 add_cflags $speed_cflags
b05394a0
MR
3116else
3117 add_cflags $noopt_cflags
cddf3f45 3118fi
11fdbc44 3119check_cflags -fno-math-errno
b2eb2ff0 3120check_cflags -fno-signed-zeros
cddf3f45 3121
629687f6 3122if enabled icc; then
b1598b58
MR
3123 # Just warnings, no remarks
3124 check_cflags -w1
3125 # -wd: Disable following warnings
3126 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3127 # 1292: attribute "foo" ignored
88de5b0a 3128 # 1419: external declaration in primary source file
b1598b58 3129 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3130 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3131 # 10156: ignoring option '-W'; no argument required
88de5b0a 3132 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3133 # 11030: Warning unknown option --as-needed
3134 # 10156: ignoring option '-export'; no argument required
3135 check_ldflags -wd10156,11030
3136 # Allow to compile with optimizations
3137 check_ldflags -march=$cpu
be2cf98a
CEH
3138 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3139 enable ebp_available
bdefad73
MR
3140 if enabled x86_32; then
3141 test ${icc_version%%.*} -ge 11 && \
3142 check_cflags -falign-stack=maintain-16-byte || \
3143 disable aligned_stack
3144 fi
df442a8d
MR
3145elif enabled ccc; then
3146 # disable some annoying warnings
3147 add_cflags -msg_disable cvtu32to64
3148 add_cflags -msg_disable embedcomment
3149 add_cflags -msg_disable needconstext
3150 add_cflags -msg_disable nomainieee
3151 add_cflags -msg_disable ptrmismatch1
3152 add_cflags -msg_disable unreachcode
973859f5
MR
3153elif enabled gcc; then
3154 check_cflags -fno-tree-vectorize
765e6134 3155 check_cflags -Werror=implicit-function-declaration
de63bfec 3156 check_cflags -Werror=missing-prototypes
9d6b2077 3157 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3158elif enabled llvm_gcc; then
3159 check_cflags -mllvm -stack-alignment=16
06da6943 3160elif enabled clang; then
5c8ef670 3161 check_cflags -mllvm -stack-alignment=16
06da6943 3162 check_cflags -Qunused-arguments
138132be
MR
3163elif enabled armcc; then
3164 # 2523: use of inline assembler is deprecated
bcafde61
MR
3165 add_cflags -W${armcc_opt},--diag_suppress=2523
3166 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3167 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3168 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3169 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3170 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3171elif enabled tms470; then
3172 add_cflags -pds=824 -pds=837
5f3b8314
MR
3173elif enabled pathscale; then
3174 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3175fi
3176
7483e694
DB
3177enabled_any $THREADS_LIST && enable threads
3178
3179check_deps $CONFIG_LIST \
b6bb00b0 3180 $CONFIG_EXTRA \
7483e694 3181 $HAVE_LIST \
54e75be4
DB
3182 $ALL_COMPONENTS \
3183 $ALL_TESTS \
f70f03f6 3184
3bfd582c 3185enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3186
77cfb256 3187! enabled_any memalign posix_memalign &&
9bbd6a4c
MR
3188 enabled_any $need_memalign && enable memalign_hack
3189
3e89171a 3190echo "install prefix $prefix"
f36958f8
DB
3191echo "source path $source_path"
3192echo "C compiler $cc"
f36958f8 3193echo "ARCH $arch ($cpu)"
ce8871c2
MR
3194if test "$build_suffix" != ""; then
3195 echo "build suffix $build_suffix"
eb94aca9 3196fi
ac63af34
DB
3197if test "$extra_version" != ""; then
3198 echo "version string suffix $extra_version"
3199fi
0db2ce77 3200echo "big-endian ${bigendian-no}"
e90f5b5a 3201echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3202if enabled x86; then
6348a96c 3203 echo "${yasmexe} ${yasm-no}"
0db2ce77 3204 echo "MMX enabled ${mmx-no}"
30e98e62 3205 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3206 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3207 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3208 echo "SSE enabled ${sse-no}"
30e98e62 3209 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3210 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3211 echo "CMOV enabled ${cmov-no}"
3212 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3213 echo "EBX available ${ebx_available-no}"
3214 echo "EBP available ${ebp_available-no}"
e41e8342 3215fi
5b6c2cbd 3216if enabled arm; then
0db2ce77
MR
3217