mpegts: Always honor a registration descriptor if present and there is no other codec...
[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
62Standard options:
63 --help print this message
19bd477d 64 --logfile=FILE log tests and output to FILE [config.log]
06454877
MR
65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 68 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
06454877
MR
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
6291d7e4 83 --disable-avconv disable avconv build
266463da 84 --disable-avplay disable avplay build
9e12f0bf 85 --disable-avprobe disable avprobe build
4d58e4cb 86 --disable-avserver disable avserver build
5a0f7131
MR
87 --disable-avdevice disable libavdevice build
88 --disable-avcodec disable libavcodec build
89 --disable-avformat disable libavformat build
90 --disable-swscale disable libswscale build
cccc039f 91 --disable-avfilter disable video filter support [no]
0dbfc1db 92 --disable-pthreads disable pthreads [auto]
7b7b220c 93 --disable-w32threads disable Win32 threads [auto]
06454877
MR
94 --enable-x11grab enable X11 grabbing [no]
95 --disable-network disable network support [no]
06454877
MR
96 --enable-gray enable full grayscale support (slower color)
97 --disable-swscale-alpha disable alpha channel support in swscale
98 --disable-fastdiv disable table-based division
99 --enable-small optimize for size instead of speed
100 --disable-aandct disable AAN DCT code
7f3f5f46 101 --disable-dct disable DCT code
06454877
MR
102 --disable-fft disable FFT code
103 --disable-golomb disable Golomb code
3447f12d 104 --disable-huffman disable Huffman code
06454877
MR
105 --disable-lpc disable LPC code
106 --disable-mdct disable MDCT code
107 --disable-rdft disable RDFT code
dcb73592 108 --enable-vaapi enable VAAPI code
ac3dbb4d 109 --enable-vda enable VDA code
e8f6bd4b 110 --enable-vdpau enable VDPAU code
92c6a099 111 --disable-dxva2 disable DXVA2 code
06454877
MR
112 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
113 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
8cfbbd92
RB
114 --disable-safe-bitstream-reader
115 disable buffer boundary checking in bitreaders
116 (faster, but may crash)
06454877 117 --enable-memalign-hack emulate memalign, interferes with memory debuggers
bb55e3a3 118 --disable-everything disable all components listed below
06454877
MR
119 --disable-encoder=NAME disable encoder NAME
120 --enable-encoder=NAME enable encoder NAME
121 --disable-encoders disable all encoders
122 --disable-decoder=NAME disable decoder NAME
123 --enable-decoder=NAME enable decoder NAME
124 --disable-decoders disable all decoders
125 --disable-hwaccel=NAME disable hwaccel NAME
126 --enable-hwaccel=NAME enable hwaccel NAME
127 --disable-hwaccels disable all hwaccels
128 --disable-muxer=NAME disable muxer NAME
129 --enable-muxer=NAME enable muxer NAME
130 --disable-muxers disable all muxers
131 --disable-demuxer=NAME disable demuxer NAME
132 --enable-demuxer=NAME enable demuxer NAME
133 --disable-demuxers disable all demuxers
134 --enable-parser=NAME enable parser NAME
135 --disable-parser=NAME disable parser NAME
136 --disable-parsers disable all parsers
137 --enable-bsf=NAME enable bitstream filter NAME
138 --disable-bsf=NAME disable bitstream filter NAME
139 --disable-bsfs disable all bitstream filters
140 --enable-protocol=NAME enable protocol NAME
141 --disable-protocol=NAME disable protocol NAME
142 --disable-protocols disable all protocols
143 --disable-indev=NAME disable input device NAME
144 --disable-outdev=NAME disable output device NAME
145 --disable-indevs disable input devices
146 --disable-outdevs disable output devices
147 --disable-devices disable all devices
148 --enable-filter=NAME enable filter NAME
149 --disable-filter=NAME disable filter NAME
150 --disable-filters disable all filters
151 --list-decoders show all available decoders
152 --list-encoders show all available encoders
153 --list-hwaccels show all available hardware accelerators
154 --list-muxers show all available muxers
155 --list-demuxers show all available demuxers
156 --list-parsers show all available parsers
157 --list-protocols show all available protocols
158 --list-bsfs show all available bitstream filters
159 --list-indevs show all available input devices
160 --list-outdevs show all available output devices
161 --list-filters show all available filters
162
163External library support:
164 --enable-avisynth enable reading of AVISynth script files [no]
165 --enable-bzlib enable bzlib [autodetect]
47941088 166 --enable-frei0r enable frei0r video filtering
bc8c1395 167 --enable-gnutls enable gnutls [no]
06454877
MR
168 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
169 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
6ebf0bfc 170 --enable-libopencv enable video filtering via libopencv [no]
e417d80d 171 --enable-libcdio enable audio CD grabbing with libcdio
06454877
MR
172 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
173 and libraw1394 [no]
174 --enable-libdirac enable Dirac support via libdirac [no]
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]
179 --enable-libnut enable NUT (de)muxing via libnut,
180 native (de)muxer exists [no]
181 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 182 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 183 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 184 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 185 --enable-libspeex enable Speex support via libspeex [no]
06454877 186 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 187 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 188 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
06454877
MR
189 --enable-libvorbis enable Vorbis encoding via libvorbis,
190 native implementation exists [no]
8299a7f8 191 --enable-libvpx enable VP8 support via libvpx [no]
06454877 192 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 193 --enable-libxavs enable AVS encoding via xavs [no]
06454877
MR
194 --enable-libxvid enable Xvid encoding via xvidcore,
195 native MPEG-4/Xvid encoder exists [no]
a060866f 196 --enable-openssl enable openssl [no]
06454877
MR
197 --enable-zlib enable zlib [autodetect]
198
199Advanced options (experts only):
06454877
MR
200 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
201 --enable-cross-compile assume a cross-compiler is used
202 --sysroot=PATH root of cross-build tree
203 --sysinclude=PATH location of cross-build system headers
204 --target-os=OS compiler targets OS [$target_os]
205 --target-exec=CMD command to run executables on target
206 --target-path=DIR path to view of build directory on target
207 --nm=NM use nm tool
121d78d0 208 --ar=AR use archive tool AR [$ar_default]
06454877
MR
209 --as=AS use assembler AS [$as_default]
210 --cc=CC use C compiler CC [$cc_default]
211 --ld=LD use linker LD
212 --host-cc=HOSTCC use host C compiler HOSTCC
213 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
214 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
215 --host-libs=HLIBS use libs HLIBS when linking for host
216 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
217 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
218 --extra-libs=ELIBS add ELIBS [$ELIBS]
219 --extra-version=STRING version string suffix []
220 --build-suffix=SUFFIX library name suffix []
221 --arch=ARCH select architecture [$arch]
222 --cpu=CPU select the minimum required CPU (affects
223 instruction selection, may crash on older CPUs)
c8a4ae00 224 --disable-asm disable all assembler optimizations
06454877
MR
225 --disable-altivec disable AltiVec optimizations
226 --disable-amd3dnow disable 3DNow! optimizations
227 --disable-amd3dnowext disable 3DNow! extended optimizations
228 --disable-mmx disable MMX optimizations
229 --disable-mmx2 disable MMX2 optimizations
230 --disable-sse disable SSE optimizations
231 --disable-ssse3 disable SSSE3 optimizations
87f1355f 232 --disable-avx disable AVX optimizations
06454877
MR
233 --disable-armv5te disable armv5te optimizations
234 --disable-armv6 disable armv6 optimizations
235 --disable-armv6t2 disable armv6t2 optimizations
236 --disable-armvfp disable ARM VFP optimizations
237 --disable-iwmmxt disable iwmmxt optimizations
238 --disable-mmi disable MMI optimizations
5ea20630 239 --disable-neon disable NEON optimizations
06454877
MR
240 --disable-vis disable VIS optimizations
241 --disable-yasm disable use of yasm assembler
242 --enable-pic build position-independent code
4ae40685 243 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 244 --enable-sram allow use of on-chip SRAM
9baec618 245 --disable-symver disable symbol versioning
9cd7b854 246 --optflags override optimization-related compiler flags
06454877 247
070c5d0f 248Developer options (useful when working on Libav itself):
06454877
MR
249 --disable-debug disable debugging symbols
250 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
MR
251 --disable-optimizations disable compiler optimizations
252 --enable-extra-warnings enable more compiler warnings
52b3cc60
RD
253 --samples=PATH location of test samples for FATE, if not set use
254 \$FATE_SAMPLES at make invocation time.
7e4d9d5d
RB
255 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
256 should be used only for debugging purposes)
06454877
MR
257
258NOTE: Object files are built at the place where configure is launched.
259EOF
60e8bc13 260 exit 0
74c53c2d 261}
cf9d24ad 262
0884fadf
MR
263quotes='""'
264
57bd82d4 265log(){
2270b4b2 266 echo "$@" >> $logfile
57bd82d4
MR
267}
268
720c69da 269log_file(){
c8e9f801 270 log BEGIN $1
2270b4b2 271 pr -n -t $1 >> $logfile
c8e9f801
MR
272 log END $1
273}
274
2ba042a7 275echolog(){
c8e9f801 276 log "$@"
57bd82d4 277 echo "$@"
2ba042a7
MR
278}
279
7bfc8ae6
MR
280warn(){
281 log "WARNING: $*"
282 WARNINGS="${WARNINGS}WARNING: $*\n"
283}
284
2ba042a7
MR
285die(){
286 echolog "$@"
287 cat <<EOF
d326cf7f 288
2ba042a7 289If you think configure made a mistake, make sure you are using the latest
4a6a21f5 290version from Git. If the latest version fails, report the problem to the
070c5d0f 291libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 292EOF
e155a21a 293 if disabled logging; then
2ba042a7 294 cat <<EOF
e155a21a
DB
295Rerun configure with logging enabled (do not use --disable-logging), and
296include the log this produces with your report.
2ba042a7
MR
297EOF
298 else
299cat <<EOF
e155a21a
DB
300Include the log file "$logfile" produced by configure as this will help
301solving the problem.
2ba042a7
MR
302EOF
303 fi
57bd82d4
MR
304 exit 1
305}
306
6c6007d6 307# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 308toupper(){
6c6007d6 309 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
310}
311
4a5444db 312tolower(){
6c6007d6 313 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
314}
315
14a8acf1
MR
316c_escape(){
317 echo "$*" | sed 's/["\\]/\\\0/g'
318}
319
b04251c5
MR
320sh_quote(){
321 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 322 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
323 echo "$v"
324}
325
bb7a22b5
MR
326cleanws(){
327 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
328}
329
be8f2501
MR
330filter(){
331 pat=$1
332 shift
333 for v; do
98ef6079 334 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
335 done
336}
337
9d201b26
MR
338filter_out(){
339 pat=$1
340 shift
341 for v; do
342 eval "case $v in $pat) ;; *) echo $v ;; esac"
343 done
344}
345
36e2dea0
MR
346map(){
347 m=$1
348 shift
e0e335a0 349 for v; do eval $m; done
36e2dea0
MR
350}
351
a8d04fba
MR
352set_all(){
353 value=$1
354 shift
355 for var in $*; do
356 eval $var=$value
357 done
358}
359
72a43668
MR
360set_weak(){
361 value=$1
362 shift
363 for var; do
364 eval : \${$var:=$value}
365 done
366}
367
3f8040db
MR
368set_safe(){
369 var=$1
370 shift
371 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
372}
373
374get_safe(){
375 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
376}
377
799c9e9b
MR
378pushvar(){
379 for var in $*; do
380 eval level=\${${var}_level:=0}
381 eval ${var}_${level}="\$$var"
382 eval ${var}_level=$(($level+1))
383 done
384}
385
386popvar(){
387 for var in $*; do
388 eval level=\${${var}_level:-0}
389 test $level = 0 && continue
390 eval level=$(($level-1))
391 eval $var="\${${var}_${level}}"
392 eval ${var}_level=$level
393 eval unset ${var}_${level}
394 done
395}
396
a8d04fba
MR
397enable(){
398 set_all yes $*
399}
400
401disable(){
402 set_all no $*
403}
404
72a43668
MR
405enable_weak(){
406 set_weak yes $*
407}
408
409disable_weak(){
410 set_weak no $*
411}
412
72702705 413enable_safe(){
fd07f803
MR
414 for var; do
415 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
416 done
72702705
MR
417}
418
419disable_safe(){
fd07f803
MR
420 for var; do
421 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
f9d328da
MR
425do_enable_deep(){
426 for var; do
427 enabled $var && continue
428 eval sel="\$${var}_select"
c510c7b5
MR
429 eval sgs="\$${var}_suggest"
430 pushvar var sgs
f9d328da 431 enable_deep $sel
c510c7b5
MR
432 popvar sgs
433 enable_deep_weak $sgs
f9d328da
MR
434 popvar var
435 done
436}
437
438enable_deep(){
439 do_enable_deep $*
440 enable $*
441}
442
72a43668
MR
443enable_deep_weak(){
444 do_enable_deep $*
445 enable_weak $*
446}
447
57bd82d4 448enabled(){
3250003c
MR
449 test "${1#!}" = "$1" && op== || op=!=
450 eval test "x\$${1#!}" $op "xyes"
44161118
MR
451}
452
37970ebf 453disabled(){
3250003c
MR
454 test "${1#!}" = "$1" && op== || op=!=
455 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
456}
457
44161118
MR
458enabled_all(){
459 for opt; do
460 enabled $opt || return 1
461 done
462}
463
85bca2c5
DB
464disabled_all(){
465 for opt; do
466 disabled $opt || return 1
467 done
468}
469
44161118
MR
470enabled_any(){
471 for opt; do
472 enabled $opt && return 0
473 done
474}
475
85bca2c5
DB
476disabled_any(){
477 for opt; do
478 disabled $opt && return 0
479 done
f7b230a7 480 return 1
85bca2c5
DB
481}
482
c9d19248
MR
483set_default(){
484 for opt; do
88268e94 485 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
486 done
487}
488
4a0d6686
AJ
489is_in(){
490 value=$1
491 shift
492 for var in $*; do
493 [ $var = $value ] && return 0
494 done
495 return 1
496}
497
30fd06be
MR
498check_deps(){
499 for cfg; do
3250003c 500 cfg="${cfg#!}"
799c9e9b
MR
501 enabled ${cfg}_checking && die "Circular dependency for $cfg."
502 disabled ${cfg}_checking && continue
503 enable ${cfg}_checking
504
30fd06be
MR
505 eval dep_all="\$${cfg}_deps"
506 eval dep_any="\$${cfg}_deps_any"
7ef3425f 507 eval dep_sel="\$${cfg}_select"
c510c7b5 508 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
509 eval dep_ifa="\$${cfg}_if"
510 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 511
3d7453e0
MR
512 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
513 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
514 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 515
3d7453e0
MR
516 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
517 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
518 enabled_all $dep_all || disable $cfg
519 enabled_any $dep_any || disable $cfg
7ef3425f 520 disabled_any $dep_sel && disable $cfg
799c9e9b 521
4ec45764
RP
522 if enabled $cfg; then
523 eval dep_extralibs="\$${cfg}_extralibs"
524 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 525 enable_deep $dep_sel
c510c7b5 526 enable_deep_weak $dep_sgs
4ec45764
RP
527 fi
528
799c9e9b 529 disable ${cfg}_checking
30fd06be
MR
530 done
531}
532
72cfcf41
MR
533print_config_h(){
534 enabled $1 && v=1 || v=0
535 echo "#define $2 $v"
536}
537
538print_config_mak(){
539 enabled $1 && v= || v=!
540 echo "$v$2=yes"
541}
542
55127e7b 543print_config_asm(){
3b15a6d7
RB
544 enabled $1 && v=1 || v=0
545 echo "%define $2 $v"
55127e7b
MR
546}
547
44161118
MR
548print_config(){
549 pfx=$1
72cfcf41
MR
550 files=$2
551 shift 2
44161118 552 for cfg; do
5e622c40 553 ucname="$(toupper $cfg)"
72cfcf41
MR
554 for f in $files; do
555 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
556 done
44161118 557 done
57bd82d4
MR
558}
559
31c0121d
MR
560print_enabled(){
561 test "$1" = -n && end=" " && shift || end="\n"
562 suf=$1
563 shift
564 for v; do
565 enabled $v && printf "%s$end" ${v%$suf};
566 done
567}
568
57bd82d4
MR
569append(){
570 var=$1
571 shift
57bd82d4
MR
572 eval "$var=\"\$$var $*\""
573}
574
60361817
MR
575prepend(){
576 var=$1
577 shift
578 eval "$var=\"$* \$$var\""
579}
580
50a334e4 581add_cppflags(){
caf458dd 582 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
583}
584
57bd82d4 585add_cflags(){
caf458dd 586 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
587}
588
2f2e6c7c 589add_asflags(){
caf458dd 590 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
591}
592
57bd82d4
MR
593add_ldflags(){
594 append LDFLAGS "$@"
595}
596
597add_extralibs(){
60361817 598 prepend extralibs "$@"
57bd82d4
MR
599}
600
b0cfb663 601check_cmd(){
b3cb5d51 602 log "$@"
2270b4b2 603 "$@" >> $logfile 2>&1
b0cfb663
MR
604}
605
dcd479c0 606check_cc(){
57bd82d4 607 log check_cc "$@"
2270b4b2 608 cat > $TMPC
720c69da 609 log_file $TMPC
50a334e4 610 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
611}
612
613check_cpp(){
614 log check_cpp "$@"
2270b4b2 615 cat > $TMPC
720c69da 616 log_file $TMPC
9e7f3277 617 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
618}
619
f65883c8
MR
620check_as(){
621 log check_as "$@"
622 cat > $TMPC
623 log_file $TMPC
2f2e6c7c 624 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
625}
626
940f335a
MR
627check_asm(){
628 log check_asm "$@"
629 name="$1"
3784e82e 630 code="$2"
940f335a 631 shift 2
49214f61
MR
632 disable $name
633 check_as "$@" <<EOF && enable $name
3784e82e 634void foo(void){ __asm__ volatile($code); }
940f335a
MR
635EOF
636}
637
304d586d
LM
638check_yasm(){
639 log check_yasm "$@"
640 echo "$1" > $TMPS
641 log_file $TMPS
642 shift 1
643 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
644}
645
dcd479c0 646check_ld(){
57bd82d4 647 log check_ld "$@"
3155a644
MR
648 flags=''
649 libs=''
650 for f; do
651 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
652 done
2a194acd 653 check_cc $($filter_cflags $flags) || return
7e75f9fe 654 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
655}
656
50a334e4
MR
657check_cppflags(){
658 log check_cppflags "$@"
caf458dd
MR
659 set -- $($filter_cppflags "$@")
660 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
661int x;
662EOF
663}
664
dcd479c0 665check_cflags(){
57bd82d4 666 log check_cflags "$@"
caf458dd
MR
667 set -- $($filter_cflags "$@")
668 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
669int x;
670EOF
671}
672
2ed46eea
MR
673test_ldflags(){
674 log test_ldflags "$@"
675 check_ld "$@" <<EOF
c23a0ac8 676int main(void){ return 0; }
dcd479c0
MR
677EOF
678}
679
2ed46eea
MR
680check_ldflags(){
681 log check_ldflags "$@"
682 test_ldflags "$@" && add_ldflags "$@"
683}
684
dcd479c0 685check_header(){
57bd82d4 686 log check_header "$@"
dcd479c0
MR
687 header=$1
688 shift
b77df637
MR
689 disable_safe $header
690 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
691#include <$header>
692int x;
693EOF
694}
695
696check_func(){
57bd82d4 697 log check_func "$@"
dcd479c0
MR
698 func=$1
699 shift
d8bc5f06
MR
700 disable $func
701 check_ld "$@" <<EOF && enable $func
dcd479c0 702extern int $func();
c23a0ac8 703int main(void){ $func(); }
dcd479c0
MR
704EOF
705}
706
645d2652 707check_mathfunc(){
6b73c0ae 708 log check_mathfunc "$@"
645d2652
MR
709 func=$1
710 shift
711 disable $func
712 check_ld "$@" <<EOF && enable $func
713#include <math.h>
33bd38db
MR
714float foo(float f) { return $func(f); }
715int main(void){ return 0; }
645d2652
MR
716EOF
717}
718
2446d3d6
DB
719check_func_headers(){
720 log check_func_headers "$@"
f8d7b072 721 headers=$1
edaf1ae2 722 funcs=$2
f8d7b072 723 shift 2
edaf1ae2
MR
724 {
725 for hdr in $headers; do
726 echo "#include <$hdr>"
727 done
728 for func in $funcs; do
729 echo "long check_$func(void) { return (long) $func; }"
730 done
731 echo "int main(void) { return 0; }"
732 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
733}
734
a5344cf7
SS
735check_cpp_condition(){
736 log check_cpp_condition "$@"
737 header=$1
738 condition=$2
f855b7b9
MR
739 shift 2
740 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
741#include <$header>
742#if !($condition)
743#error "unsatisfied condition: $condition"
744#endif
745EOF
746}
747
57bd82d4
MR
748check_lib(){
749 log check_lib "$@"
750 header="$1"
751 func="$2"
752 shift 2
84400e9d 753 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
754}
755
f8d7b072
MR
756check_lib2(){
757 log check_lib2 "$@"
758 headers="$1"
edaf1ae2 759 funcs="$2"
f8d7b072 760 shift 2
edaf1ae2 761 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
762}
763
3f8040db
MR
764check_pkg_config(){
765 log check_pkg_config "$@"
766 pkg="$1"
767 headers="$2"
768 funcs="$3"
769 shift 3
770 $pkg_config --exists $pkg || return
771 pkg_cflags=$($pkg_config --cflags $pkg)
772 pkg_libs=$($pkg_config --libs $pkg)
773 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
774 set_safe ${pkg}_cflags $pkg_cflags &&
775 set_safe ${pkg}_libs $pkg_libs
776}
777
dcd479c0 778check_exec(){
2270b4b2 779 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
780}
781
7dfef245 782check_exec_crash(){
5e622c40 783 code=$(cat)
7dfef245
MR
784
785 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
786 # are safe but may not be available everywhere. Thus we use
787 # raise(SIGTERM) instead. The check is run in a subshell so we
788 # can redirect the "Terminated" message from the shell. SIGBUS
789 # is not defined by standard C so it is used conditionally.
790
2270b4b2 791 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
792#include <signal.h>
793static void sighandler(int sig){
794 raise(SIGTERM);
795}
e5af4a11 796int main(void){
7dfef245
MR
797 signal(SIGILL, sighandler);
798 signal(SIGFPE, sighandler);
799 signal(SIGSEGV, sighandler);
800#ifdef SIGBUS
801 signal(SIGBUS, sighandler);
802#endif
803 { $code }
804}
805EOF
806}
807
72be9e73
DY
808check_type(){
809 log check_type "$@"
810 headers=$1
811 type=$2
812 shift 2
ae550ce9 813 disable_safe "$type"
72be9e73
DY
814 incs=""
815 for hdr in $headers; do
816 incs="$incs
817#include <$hdr>"
818 done
ae550ce9 819 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
820$incs
821$type v;
822EOF
823}
824
14d36751
MR
825check_struct(){
826 log check_type "$@"
827 headers=$1
828 struct=$2
829 member=$3
830 shift 3
831 disable_safe "${struct}_${member}"
832 incs=""
833 for hdr in $headers; do
834 incs="$incs
835#include <$hdr>"
836 done
837 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
838$incs
839const void *p = &(($struct *)0)->$member;
840EOF
841}
842
57bd82d4
MR
843require(){
844 name="$1"
845 header="$2"
846 func="$3"
847 shift 3
848 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
849}
850
f8d7b072
MR
851require2(){
852 name="$1"
853 headers="$2"
854 func="$3"
855 shift 3
856 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
857}
858
3f8040db
MR
859require_pkg_config(){
860 pkg="$1"
861 check_pkg_config "$@" || die "ERROR: $pkg not found"
862 add_cflags $(get_safe ${pkg}_cflags)
863 add_extralibs $(get_safe ${pkg}_libs)
864}
865
f0125de9
MR
866check_host_cc(){
867 log check_host_cc "$@"
868 cat > $TMPC
869 log_file $TMPC
870 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
871}
872
873check_host_cflags(){
874 log check_host_cflags "$@"
875 check_host_cc "$@" <<EOF && append host_cflags "$@"
876int x;
877EOF
878}
879
c505dd31
MR
880apply(){
881 file=$1
882 shift
883 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
884}
885
c34681df 886cp_if_changed(){
5e27ec28
MR
887 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
888 mkdir -p "$(dirname $2)"
889 cp -f "$1" "$2"
c34681df
MR
890}
891
dcd61286
DB
892# CONFIG_LIST contains configurable options, while HAVE_LIST is for
893# system-dependent things.
894
4a0d6686
AJ
895COMPONENT_LIST="
896 bsfs
897 decoders
898 demuxers
899 encoders
3cde40aa 900 filters
5666fd73 901 hwaccels
c552605c 902 indevs
4a0d6686 903 muxers
c552605c 904 outdevs
4a0d6686
AJ
905 parsers
906 protocols
907"
908
055c61b8
DB
909PROGRAM_LIST="
910 avconv
911 avplay
912 avprobe
913 avserver
055c61b8
DB
914"
915
4a0d6686
AJ
916CONFIG_LIST="
917 $COMPONENT_LIST
055c61b8 918 $PROGRAM_LIST
e8ed9b7a 919 aandct
a5444fee 920 ac3dsp
5a0f7131
MR
921 avcodec
922 avdevice
f7679c54 923 avfilter
5a0f7131 924 avformat
c88f5d72 925 avisynth
f402916e 926 bzlib
7f3f5f46 927 dct
c73f65d9 928 doc
05aec7bb 929 dwt
92c6a099 930 dxva2
27a9466b 931 fastdiv
1848f7d9 932 fft
47941088 933 frei0r
bc8c1395 934 gnutls
4f034993 935 golomb
c88f5d72 936 gpl
d8d0d0b2 937 gray
88b97357 938 h264chroma
4693b031 939 h264dsp
4a384de5 940 h264pred
3abe5fbd 941 hardcoded_tables
3447f12d 942 huffman
e417d80d 943 libcdio
f7b8bffe 944 libdc1394
690bfceb 945 libdirac
2eed5a46 946 libfaac
a5b64584 947 libfreetype
c88f5d72 948 libgsm
6ebe07fb 949 libmp3lame
c88f5d72 950 libnut
0b175caa
DB
951 libopencore_amrnb
952 libopencore_amrwb
6ebf0bfc 953 libopencv
9a77d59a 954 libopenjpeg
0de9c41f 955 libpulse
0f943ce6 956 librtmp
f7cd9eed 957 libschroedinger
ae14f311 958 libspeex
150d2772 959 libtheora
d89e738a 960 libvo_aacenc
f502ff3f 961 libvo_amrwbenc
c88f5d72 962 libvorbis
8299a7f8 963 libvpx
1cc60c47 964 libx264
de295976 965 libxavs
1cc60c47 966 libxvid
f4d608e3 967 lpc
b781cc12 968 lsp
47a158cb 969 mdct
c88f5d72 970 memalign_hack
c4f5c2d6 971 mpegaudiodsp
c88f5d72 972 network
3fe142e2 973 nonfree
a060866f 974 openssl
8a3c8627 975 pic
68602540 976 rdft
44b70ce5 977 rtpdec
e90f5b5a 978 runtime_cpudetect
8cfbbd92 979 safe_bitstream_reader
2e35e684 980 shared
4538729a 981 sinewin
bd2216e4 982 small
6b35d421 983 sram
2e35e684 984 static
5a0f7131 985 swscale
a9ddb5b1 986 swscale_alpha
8986fddc 987 thumb
17492d5e 988 vaapi
ac3dbb4d 989 vda
17492d5e 990 vdpau
9cad0e4e 991 version3
7e4d9d5d 992 xmm_clobber_test
56a059ac 993 x11grab
c88f5d72 994 zlib
4a0d6686 995"
c88f5d72 996
8eee7025 997THREADS_LIST='
8eee7025
DB
998 pthreads
999 w32threads
1000'
1001
3f5b56e5
MR
1002ARCH_LIST='
1003 alpha
a2fc0f6a 1004 arm
fdcd782d
MR
1005 avr32
1006 avr32_ap
1007 avr32_uc
3f5b56e5
MR
1008 bfin
1009 ia64
1010 m68k
1011 mips
bae3abb0 1012 mips64
3f5b56e5 1013 parisc
79cb09b2 1014 ppc
34d11b87 1015 ppc64
3f5b56e5
MR
1016 s390
1017 sh4
1018 sparc
1019 sparc64
0844bae1 1020 tomi
3f5b56e5
MR
1021 x86
1022 x86_32
1023 x86_64
1024'
1025
1026ARCH_EXT_LIST='
1ac9331a 1027 altivec
3bf96eec 1028 amd3dnow
a1ef9f08 1029 amd3dnowext
1ac9331a 1030 armv5te
edab3048 1031 armv6
ab5cb084 1032 armv6t2
f55b299a 1033 armvfp
87f1355f 1034 avx
3f5b56e5
MR
1035 iwmmxt
1036 mmi
1037 mmx
d7f0920b 1038 mmx2
6b18d278 1039 neon
799fde37 1040 ppc4xx
1bb04d5a 1041 sse
9eeed841 1042 ssse3
93eb8e4d 1043 vfpv3
bd9d34a0 1044 vis
3f5b56e5
MR
1045'
1046
a3e02a8c
MR
1047HAVE_LIST_PUB='
1048 bigendian
d268eee9 1049 fast_unaligned
a3e02a8c
MR
1050'
1051
3f5b56e5
MR
1052HAVE_LIST="
1053 $ARCH_EXT_LIST
a3e02a8c 1054 $HAVE_LIST_PUB
3f5b56e5 1055 $THREADS_LIST
59782b82 1056 aligned_stack
35fd8122 1057 alsa_asoundlib_h
3f5b56e5 1058 altivec_h
c9fdab0d 1059 arpa_inet_h
6308729e 1060 asm_mod_y
dffb41b9 1061 attribute_may_alias
e7ea5e3d 1062 attribute_packed
ecf97f22 1063 closesocket
1ac9331a 1064 cmov
c88f5d72 1065 dcbzl
f8aa696f
DB
1066 dev_bktr_ioctl_bt848_h
1067 dev_bktr_ioctl_meteor_h
1068 dev_ic_bt8xx_h
f8aa696f 1069 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1070 dev_video_meteor_ioctl_meteor_h
18b67ae5 1071 dlfcn_h
c88f5d72 1072 dlopen
bc574408 1073 dos_paths
245626d0
DB
1074 ebp_available
1075 ebx_available
6b7c7703
VS
1076 exp2
1077 exp2f
c2a29455 1078 fast_64bit
669b5583 1079 fast_clz
7073e9fc 1080 fast_cmov
534a2231 1081 fcntl
9d99cc5a 1082 fork
84882df6 1083 getaddrinfo
da9e86f8 1084 gethrtime
02e8f427 1085 GetProcessAffinityMask
fc5607f8 1086 GetProcessMemoryInfo
4e68cb8a 1087 GetProcessTimes
66be5b45 1088 getrusage
a49d3025 1089 gnu_as
2f0c136e 1090 ibm_asm
2e1913b1 1091 inet_aton
61d251db 1092 inline_asm
abfc8d05 1093 isatty
9f5ff83f 1094 ldbrx
0b4a1821
AS
1095 libdc1394_1
1096 libdc1394_2
a33cab3a 1097 llrint
07876e25 1098 llrintf
d96cd429
MR
1099 local_aligned_16
1100 local_aligned_8
a5b64584 1101 localtime_r
291fd18a 1102 log2
6b7c7703 1103 log2f
85dd97ad 1104 loongson
a33cab3a 1105 lrint
c88f5d72 1106 lrintf
e4673692 1107 lzo1x_999_compress
f8aa696f
DB
1108 machine_ioctl_bt848_h
1109 machine_ioctl_meteor_h
c88f5d72 1110 malloc_h
73f6d31e 1111 MapViewOfFile
c88f5d72 1112 memalign
6ffa87d3 1113 mkstemp
0328b9ea 1114 mmap
3e0b1c9a 1115 poll_h
1f91cdce 1116 posix_memalign
a33cab3a
MK
1117 round
1118 roundf
ea4d5f48 1119 sched_getaffinity
c88f5d72
MR
1120 sdl
1121 sdl_video_size
b507ebd1 1122 setmode
3e0b1c9a 1123 setrlimit
15d59d2c 1124 sndio_h
72be9e73 1125 socklen_t
deb29777 1126 soundcard_h
87958234 1127 strerror_r
6379900c 1128 strptime
47941088 1129 strtok_r
c0018613 1130 struct_addrinfo
b4d68544 1131 struct_ipv6_mreq
3e0b1c9a 1132 struct_rusage_ru_maxrss
b4d68544 1133 struct_sockaddr_in6
3b2372bf 1134 struct_sockaddr_sa_len
33a4dbdd 1135 struct_sockaddr_storage
a6a4793d 1136 struct_v4l2_frmivalenum_discrete
b462d132 1137 symver
b462d132 1138 symver_asm_label
3e0b1c9a 1139 symver_gnu_asm
bcc73960 1140 sysconf
b9e22269 1141 sysctl
b58412f1 1142 sys_mman_h
06bb5905 1143 sys_param_h
b091aa44 1144 sys_resource_h
81644c2e 1145 sys_select_h
deb29777 1146 sys_soundcard_h
1b6e8b73 1147 sys_videoio_h
b265431e 1148 threads
23d3931a 1149 trunc
7b04b8a0 1150 truncf
ce742de2 1151 vfp_args
7c5bfe7a 1152 VirtualAlloc
6ff3f3e7 1153 winsock2_h
cc078b5d 1154 xform_asm
6f74fb03 1155 xmm_clobbers
304d586d 1156 yasm
0cb78cef 1157"
44161118 1158
b6bb00b0
MR
1159# options emitted with CONFIG_ prefix but not available on command line
1160CONFIG_EXTRA="
dc4f5a1c 1161 avutil
9cad0e4e
DB
1162 gplv3
1163 lgplv3
b6bb00b0
MR
1164"
1165
520cc7f1 1166CMDLINE_SELECT="
3f5b56e5 1167 $ARCH_EXT_LIST
520cc7f1 1168 $CONFIG_LIST
8eee7025 1169 $THREADS_LIST
c8a4ae00 1170 asm
db6107b6 1171 cross_compile
520cc7f1
MR
1172 debug
1173 extra_warnings
8c6afa4d 1174 logging
d2bbb2f7 1175 optimizations
9baec618 1176 symver
7595a5e4 1177 yasm
520cc7f1 1178"
426be5dc
DB
1179
1180PATHS_LIST='
d156bede 1181 bindir
14a8acf1 1182 datadir
26759c44
MR
1183 incdir
1184 libdir
26759c44
MR
1185 mandir
1186 prefix
1187 shlibdir
426be5dc
DB
1188'
1189
1190CMDLINE_SET="
1191 $PATHS_LIST
121d78d0 1192 ar
426be5dc 1193 arch
313c46a6 1194 as
426be5dc
DB
1195 build_suffix
1196 cc
1197 cpu
1198 cross_prefix
50567afa 1199 dep_cc
ac63af34 1200 extra_version
9da6609f
MR
1201 host_cc
1202 host_cflags
1203 host_ldflags
1204 host_libs
82bb3329 1205 host_os
684b28e0 1206 ld
426be5dc 1207 logfile
4ae40685 1208 malloc_prefix
89641463 1209 nm
9cd7b854 1210 optflags
3f8040db 1211 pkg_config
2fad0977 1212 samples
c5200f17
MR
1213 sysinclude
1214 sysroot
a7ada2ba 1215 target_exec
26759c44 1216 target_os
a7ada2ba 1217 target_path
426be5dc 1218"
520cc7f1 1219
89f2932b
MR
1220CMDLINE_APPEND="
1221 extra_cflags
1222"
1223
912f3148
DB
1224# code dependency declarations
1225
9eeed841 1226# architecture extensions
808fa33c 1227
a2fc0f6a
MR
1228armv5te_deps="arm"
1229armv6_deps="arm"
ab5cb084 1230armv6t2_deps="arm"
a2fc0f6a
MR
1231armvfp_deps="arm"
1232iwmmxt_deps="arm"
808fa33c 1233neon_deps="arm"
93eb8e4d 1234vfpv3_deps="armvfp"
808fa33c 1235
e241ba14 1236mmi_deps="mips"
808fa33c
MR
1237
1238altivec_deps="ppc"
1239ppc4xx_deps="ppc"
1240
1241vis_deps="sparc"
1242
7f8c3d1f 1243x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1244amd3dnow_deps="mmx"
1245amd3dnowext_deps="amd3dnow"
9eeed841 1246mmx_deps="x86"
75aa95a6 1247mmx2_deps="mmx"
75aa95a6
DB
1248sse_deps="mmx"
1249ssse3_deps="sse"
87f1355f 1250avx_deps="ssse3"
9eeed841 1251
59782b82 1252aligned_stack_if_any="ppc x86"
e939cedd 1253fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1254fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1255fast_unaligned_if_any="armv6 ppc x86"
669b5583 1256
6fec122a 1257inline_asm_deps="!tms470"
3e0b1c9a 1258need_memalign="altivec neon sse"
89e053f8 1259
b462d132
MR
1260symver_if_any="symver_asm_label symver_gnu_asm"
1261
26fbcc85 1262# subsystems
dc609252 1263dct_select="rdft"
26fbcc85
MR
1264mdct_select="fft"
1265rdft_select="fft"
c4f5c2d6 1266mpegaudiodsp_select="dct"
26fbcc85 1267
5666fd73 1268# decoders / encoders / hardware accelerators
cfc2a0cf 1269aac_decoder_select="mdct sinewin"
4538729a 1270aac_encoder_select="mdct sinewin"
136e19e1 1271aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1272ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1273ac3_encoder_select="mdct ac3dsp"
3d269059 1274ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1275alac_encoder_select="lpc"
b781cc12 1276amrnb_decoder_select="lsp"
2b2a597e 1277amrwb_decoder_select="lsp"
4538729a 1278atrac1_decoder_select="mdct sinewin"
26fbcc85 1279atrac3_decoder_select="mdct"
a33657ce
DB
1280binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1281binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1282cavs_decoder_select="golomb"
4538729a 1283cook_decoder_select="mdct sinewin"
2eef7c62 1284cscd_decoder_suggest="zlib"
26fbcc85 1285dca_decoder_select="mdct"
e8ed9b7a 1286dnxhd_encoder_select="aandct"
2eef7c62 1287dxa_decoder_select="zlib"
baf91bb9 1288eac3_decoder_select="ac3_decoder"
aa47c35d 1289eac3_encoder_select="mdct ac3dsp"
84c04e25 1290eamad_decoder_select="aandct"
e8ed9b7a 1291eatgq_decoder_select="aandct"
d52b39c7 1292eatqi_decoder_select="aandct"
4f034993
MR
1293ffv1_decoder_select="golomb"
1294flac_decoder_select="golomb"
f4d608e3 1295flac_encoder_select="golomb lpc"
2eef7c62
AJ
1296flashsv_decoder_select="zlib"
1297flashsv_encoder_select="zlib"
c2d23309 1298flashsv2_decoder_select="zlib"
4414137e 1299flv_decoder_select="h263_decoder"
4d4b4bd1 1300flv_encoder_select="h263_encoder"
3447f12d 1301fraps_decoder_select="huffman"
e8ed9b7a 1302h261_encoder_select="aandct"
7f647ae0 1303h263_decoder_select="h263_parser"
e8ed9b7a 1304h263_encoder_select="aandct"
95a61cfc 1305h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1306h263i_decoder_select="h263_decoder"
fe629c2d 1307h263p_encoder_select="h263_encoder"
88b97357 1308h264_decoder_select="golomb h264chroma h264dsp h264pred"
92c6a099
LA
1309h264_dxva2_hwaccel_deps="dxva2api_h"
1310h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1311h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1312h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1313h264_vdpau_decoder_select="vdpau h264_decoder"
56c8227d 1314imc_decoder_select="fft mdct sinewin"
4f034993
MR
1315jpegls_decoder_select="golomb"
1316jpegls_encoder_select="golomb"
e8ed9b7a 1317ljpeg_encoder_select="aandct"
4f034993 1318loco_decoder_select="golomb"
e8ed9b7a 1319mjpeg_encoder_select="aandct"
2cca233b 1320mlp_decoder_select="mlp_parser"
c4f5c2d6 1321mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1322mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1323mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1324mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1325mp3_decoder_select="mpegaudiodsp"
1326mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1327mp3adufloat_decoder_select="mpegaudiodsp"
1328mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1329mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1330mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1331mpc7_decoder_select="mpegaudiodsp"
1332mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1333mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1334mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1335mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1336mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1337mpeg1video_encoder_select="aandct"
164aab02
LA
1338mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1339mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1340mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1341mpeg2video_encoder_select="aandct"
1342mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1343mpeg4_encoder_select="h263_encoder"
95a61cfc 1344mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1345mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1346msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1347msmpeg4v1_encoder_select="h263_encoder"
4414137e 1348msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1349msmpeg4v2_encoder_select="h263_encoder"
4414137e 1350msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1351msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1352nellymoser_decoder_select="mdct sinewin"
1353nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1354png_decoder_select="zlib"
1355png_encoder_select="zlib"
b781cc12 1356qcelp_decoder_select="lsp"
c4f5c2d6 1357qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1358ra_144_encoder_select="lpc"
a8beb22f 1359rv10_decoder_select="h263_decoder"
b2bf38b4 1360rv10_encoder_select="h263_encoder"
a8beb22f 1361rv20_decoder_select="h263_decoder"
b2bf38b4 1362rv20_encoder_select="h263_encoder"
88b97357
DB
1363rv30_decoder_select="golomb h264chroma h264pred"
1364rv40_decoder_select="golomb h264chroma h264pred"
4f034993 1365shorten_decoder_select="golomb"
b781cc12 1366sipr_decoder_select="lsp"
05aec7bb
MR
1367snow_decoder_select="dwt"
1368snow_encoder_select="aandct dwt"
19ecfb8a 1369svq1_encoder_select="aandct"
88b97357 1370svq3_decoder_select="golomb h264chroma h264dsp h264pred"
bee2eac5 1371svq3_decoder_suggest="zlib"
4eef77c1 1372theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1373tiff_decoder_suggest="zlib"
1374tiff_encoder_suggest="zlib"
aec09a00 1375truehd_decoder_select="mlp_decoder"
2eef7c62 1376tscc_decoder_select="zlib"
4538729a 1377twinvq_decoder_select="mdct lsp sinewin"
88b97357 1378vc1_decoder_select="h263_decoder h264chroma"
562ebc30 1379vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1380vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1381vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1382vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1383vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1384vorbis_decoder_select="mdct"
1385vorbis_encoder_select="mdct"
3447f12d 1386vp6_decoder_select="huffman"
e82dc4c9
DB
1387vp6a_decoder_select="vp6_decoder"
1388vp6f_decoder_select="vp6_decoder"
4a384de5 1389vp8_decoder_select="h264pred"
4538729a
MR
1390wmapro_decoder_select="mdct sinewin"
1391wmav1_decoder_select="mdct sinewin"
1392wmav1_encoder_select="mdct sinewin"
1393wmav2_decoder_select="mdct sinewin"
1394wmav2_encoder_select="mdct sinewin"
1395wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1396wmv1_decoder_select="h263_decoder"
665507aa 1397wmv1_encoder_select="h263_encoder"
f95bfab0 1398wmv2_decoder_select="h263_decoder"
1746e2a9 1399wmv2_encoder_select="h263_encoder"
015f8ee0 1400wmv3_decoder_select="vc1_decoder"
f0f86627 1401wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1402wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1403wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1404wmv3image_decoder_select="wmv3_decoder"
2eef7c62
AJ
1405zlib_decoder_select="zlib"
1406zlib_encoder_select="zlib"
1407zmbv_decoder_select="zlib"
1408zmbv_encoder_select="zlib"
30fd06be 1409
0afab17e 1410vaapi_deps="va_va_h"
ac3dbb4d 1411vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1412vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1413
28b80940 1414# parsers
88b97357 1415h264_parser_select="golomb h264chroma h264dsp h264pred"
28b80940 1416
912f3148 1417# external libraries
1b71f045 1418libdirac_decoder_deps="libdirac !libschroedinger"
c9171a83 1419libfaac_encoder_deps="libfaac"
299c77d5
MR
1420libgsm_decoder_deps="libgsm"
1421libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1422libgsm_ms_decoder_deps="libgsm"
1423libgsm_ms_encoder_deps="libgsm"
1cc60c47 1424libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1425libopencore_amrnb_decoder_deps="libopencore_amrnb"
1426libopencore_amrnb_encoder_deps="libopencore_amrnb"
1427libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1428libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1429libschroedinger_decoder_deps="libschroedinger"
1430libschroedinger_encoder_deps="libschroedinger"
ae14f311 1431libspeex_decoder_deps="libspeex"
b606a017 1432libspeex_encoder_deps="libspeex"
150d2772 1433libtheora_encoder_deps="libtheora"
d89e738a 1434libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1435libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1436libvorbis_encoder_deps="libvorbis"
8299a7f8 1437libvpx_decoder_deps="libvpx"
ee0e9146 1438libvpx_encoder_deps="libvpx"
1cc60c47 1439libx264_encoder_deps="libx264"
de295976 1440libxavs_encoder_deps="libxavs"
1cc60c47 1441libxvid_encoder_deps="libxvid"
30fd06be 1442
912f3148 1443# demuxers / muxers
c2dd0e9e 1444ac3_demuxer_select="ac3_parser"
647c2356 1445asf_stream_muxer_select="asf_muxer"
4e622dea 1446avisynth_demuxer_deps="avisynth"
c2dd0e9e 1447dirac_demuxer_select="dirac_parser"
5b423887 1448eac3_demuxer_select="ac3_parser"
c2dd0e9e 1449flac_demuxer_select="flac_parser"
647c2356 1450ipod_muxer_select="mov_muxer"
4e622dea
SS
1451libnut_demuxer_deps="libnut"
1452libnut_muxer_deps="libnut"
647c2356 1453matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1454matroska_demuxer_suggest="zlib bzlib"
1455mov_demuxer_suggest="zlib"
c2dd0e9e 1456mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1457mp4_muxer_select="mov_muxer"
1458mpegtsraw_demuxer_select="mpegts_demuxer"
1459mxf_d10_muxer_select="mxf_muxer"
24ca518b 1460ogg_demuxer_select="golomb"
647c2356 1461psp_muxer_select="mov_muxer"
44594cc7 1462rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1463rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1464rtsp_demuxer_select="http_protocol rtpdec"
1465rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1466sap_demuxer_select="sdp_demuxer"
2aab70c4 1467sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1468sdp_demuxer_select="rtpdec"
f1e94694 1469spdif_muxer_select="aac_parser"
647c2356
DB
1470tg2_muxer_select="mov_muxer"
1471tgp_muxer_select="mov_muxer"
6bdaa5f4 1472w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1473
1474# indevs / outdevs
38e54a75 1475alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1476alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1477bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1478dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1479fbdev_indev_deps="linux_fb_h"
38e54a75 1480jack_indev_deps="jack_jack_h"
e417d80d 1481libcdio_indev_deps="libcdio"
38e54a75 1482libdc1394_indev_deps="libdc1394"
38e54a75
SS
1483oss_indev_deps_any="soundcard_h sys_soundcard_h"
1484oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1485pulse_indev_deps="libpulse"
15d59d2c
B
1486sndio_indev_deps="sndio_h"
1487sndio_outdev_deps="sndio_h"
38e54a75 1488v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1489vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1490vfwcap_indev_extralibs="-lavicap32"
38e54a75 1491x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1492x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1493
912f3148 1494# protocols
3fff6382 1495gopher_protocol_deps="network"
c40e1757
JS
1496httpproxy_protocol_deps="network"
1497httpproxy_protocol_select="tcp_protocol"
c08fb000 1498http_protocol_deps="network"
279a0c97 1499http_protocol_select="tcp_protocol"
183baead 1500https_protocol_select="tls_protocol"
c3b57d6e
DB
1501librtmp_protocol_deps="librtmp"
1502librtmpe_protocol_deps="librtmp"
1503librtmps_protocol_deps="librtmp"
1504librtmpt_protocol_deps="librtmp"
1505librtmpte_protocol_deps="librtmp"
c60a2d70 1506mmsh_protocol_select="http_protocol"
b4cf3f6c 1507mmst_protocol_deps="network"
c3b57d6e 1508rtmp_protocol_deps="!librtmp_protocol"
deeb7012
MS
1509rtmp_protocol_select="tcp_protocol"
1510rtp_protocol_select="udp_protocol"
c08fb000 1511tcp_protocol_deps="network"
558d192d
MS
1512tls_protocol_deps_any="openssl gnutls"
1513tls_protocol_select="tcp_protocol"
c08fb000
AB
1514udp_protocol_deps="network"
1515
6ebf0bfc 1516# filters
13fabd7a 1517blackframe_filter_deps="gpl"
ce6b6ef6 1518boxblur_filter_deps="gpl"
68b79bfc 1519cropdetect_filter_deps="gpl"
b157be1f 1520delogo_filter_deps="gpl"
a5b64584 1521drawtext_filter_deps="libfreetype"
2e5ff4d0 1522frei0r_filter_deps="frei0r dlopen strtok_r"
a42bb9d6 1523frei0r_src_filter_deps="frei0r dlopen strtok_r"
a4dc7aa5 1524hqdn3d_filter_deps="gpl"
cf69ad35 1525ocv_filter_deps="libopencv"
92fe2587 1526scale_filter_deps="swscale"
acbac567 1527yadif_filter_deps="gpl"
6ebf0bfc 1528
5a0f7131
MR
1529# libraries
1530avdevice_deps="avcodec avformat"
1531avformat_deps="avcodec"
f7679c54 1532
912f3148 1533# programs
d2ba1fb5 1534avconv_deps="avcodec avformat swscale"
266463da
AK
1535avplay_deps="avcodec avformat swscale sdl"
1536avplay_select="rdft"
9e12f0bf 1537avprobe_deps="avcodec avformat"
b263bf66 1538avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1539avserver_extralibs='$ldl'
a2830dca 1540
c73f65d9 1541doc_deps="texi2html"
912f3148 1542
57442411
MR
1543# tests
1544
1545test_deps(){
1546 suf1=$1
1547 suf2=$2
1548 shift 2
1549 for v; do
1550 dep=${v%=*}
1551 tests=${v#*=}
1552 for name in ${tests}; do
908f12f3 1553 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1554 done
1555 done
1556}
1557
908f12f3
MR
1558mxf_d10_test_deps="avfilter"
1559seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1560
57442411 1561test_deps _encoder _decoder \
57442411
MR
1562 adpcm_ima_qt \
1563 adpcm_ima_wav \
1564 adpcm_ms \
1565 adpcm_swf \
1566 adpcm_yamaha=adpcm_yam \
1567 alac \
1568 asv1 \
1569 asv2 \
1570 bmp \
a7638957 1571 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
3fe5fc93 1572 dvvideo="dv dv_411 dv50" \
57442411
MR
1573 ffv1 \
1574 flac \
1575 flashsv \
1576 flv \
3e0b1c9a 1577 adpcm_g726=g726 \
57442411
MR
1578 gif \
1579 h261 \
1580 h263="h263 h263p" \
1581 huffyuv \
1582 jpegls \
1583 mjpeg="jpg mjpeg ljpeg" \
1584 mp2 \
1585 mpeg1video="mpeg mpeg1b" \
3fe5fc93
MR
1586 mpeg2video="mpeg2 mpeg2_422 mpeg2_idct_int mpeg2_ilace mpeg2_ivlc_qprd" \
1587 mpeg2video="mpeg2thread mpeg2thread_ilace" \
1588 mpeg4="mpeg4 mpeg4_adap mpeg4_qpel mpeg4_qprd mpeg4adv mpeg4nr" \
1589 mpeg4="mpeg4thread error rc" \
c0b16605 1590 msmpeg4v3=msmpeg4 \
57442411
MR
1591 msmpeg4v2 \
1592 pbm=pbmpipe \
1593 pcx \
1594 pgm="pgm pgmpipe" \
f0f54c29 1595 png \
57442411
MR
1596 ppm="ppm ppmpipe" \
1597 rawvideo="rgb yuv" \
1598 roq \
1599 rv10 \
1600 rv20 \
1601 sgi \
1602 snow="snow snowll" \
1603 svq1 \
1604 targa=tga \
1605 tiff \
1606 wmav1 \
1607 wmav2 \
1608 wmv1 \
1609 wmv2 \
1610
1611test_deps _muxer _demuxer \
1612 aiff \
1613 pcm_alaw=alaw \
1614 asf \
1615 au \
1616 avi \
1617 dv=dv_fmt \
1618 ffm \
1619 flv=flv_fmt \
1620 gxf \
1621 matroska=mkv \
1622 mmf \
1623 mov \
1624 pcm_mulaw=mulaw \
0218808d 1625 mxf="mxf mxf_d10" \
57442411
MR
1626 nut \
1627 ogg \
1628 rawvideo=pixfmt \
1629 rm \
1630 swf \
1631 mpegts=ts \
1632 voc \
1633 wav \
1634 yuv4mpegpipe=yuv4mpeg \
1635
2c98f407 1636ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder"
57442411 1637mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1638
de6d9b64 1639# default parameters
8a608357 1640
19bd477d 1641logfile="config.log"
8a608357
MR
1642
1643# installation paths
c9d19248
MR
1644prefix_default="/usr/local"
1645bindir_default='${prefix}/bin'
6291d7e4 1646datadir_default='${prefix}/share/avconv'
c9d19248
MR
1647incdir_default='${prefix}/include'
1648libdir_default='${prefix}/lib'
1649mandir_default='${prefix}/share/man'
1650shlibdir_default="$libdir_default"
8a608357
MR
1651
1652# toolchain
121d78d0 1653ar_default="ar"
13c7df3d 1654cc_default="gcc"
a3d7c197 1655cc_version=\"unknown\"
9da6609f 1656host_cc_default="gcc"
11e6d03a 1657ln_s="ln -sf"
89641463 1658nm_default="nm"
11e6d03a 1659objformat="elf"
3f8040db 1660pkg_config_default=pkg-config
be7109c1 1661ranlib="ranlib"
11e6d03a 1662yasmexe="yasm"
8a608357 1663
8182dc34 1664nm_opts='-g'
3e0b1c9a 1665nogas=":"
8182dc34 1666
8a608357 1667# machine
8d4c00ed 1668arch_default=$(uname -m)
38d0a8aa 1669cpu="generic"
8a608357 1670
8a608357 1671# OS
8d4c00ed
MR
1672target_os_default=$(tolower $(uname -s))
1673host_os=$target_os_default
8a608357 1674
8a608357 1675# configurable options
055c61b8
DB
1676enable $PROGRAM_LIST
1677
5a0f7131
MR
1678enable avcodec
1679enable avdevice
cccc039f 1680enable avfilter
5a0f7131 1681enable avformat
dc4f5a1c 1682enable avutil
3e0b1c9a
DB
1683enable swscale
1684
3e0b1c9a
DB
1685enable asm
1686enable debug
1687enable doc
1688enable fastdiv
497237c7 1689enable network
8400d6b8 1690enable optimizations
8cfbbd92 1691enable safe_bitstream_reader
530dc538 1692enable static
a9ddb5b1 1693enable swscale_alpha
8a608357 1694
8a608357 1695# build settings
9987769a 1696SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1697AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1698LIBPREF="lib"
1699LIBSUF=".a"
c5f14466
RP
1700FULLNAME='$(NAME)$(BUILDSUF)'
1701LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1702SLIBPREF="lib"
1703SLIBSUF=".so"
c5f14466 1704SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1705SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1706SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1707LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1708SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1709SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1710
bc877faf 1711AS_O='-o $@'
7e6c86e6
MR
1712CC_O='-o $@'
1713
0a6db2a2 1714host_cflags='-D_ISOC99_SOURCE -O3 -g'
9da6609f
MR
1715host_libs='-lm'
1716
9b861379 1717target_path='$(CURDIR)'
a7ada2ba 1718
a158446b
MR
1719# since the object filename is not given with the -MM flag, the compiler
1720# is only able to print the basename, and we must add the path ourselves
c1c3933a 1721DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1722DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1723
c597172e 1724# find source path
24524f36 1725if test -f configure; then
f038cf3c 1726 source_path=.
c597172e 1727else
8477f2de 1728 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1729 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1730 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1731 test -e "$source_path/config.h" &&
1732 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1733fi
1734
13cbe2c0 1735for v in "$@"; do
b04251c5
MR
1736 r=${v#*=}
1737 l=${v%"$r"}
1738 r=$(sh_quote "$r")
29ba0911 1739 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1740done
c597172e 1741
73ef8980
MR
1742find_things(){
1743 thing=$1
1744 pattern=$2
1745 file=$source_path/$3
932ccf39 1746 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1747}
1748
1749ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1750DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1751HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1752PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1753BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1754MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1755DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1756OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1757INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1758PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1759FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1760
54e75be4
DB
1761ALL_COMPONENTS="
1762 $BSF_LIST
1763 $DECODER_LIST
1764 $DEMUXER_LIST
1765 $ENCODER_LIST
1766 $FILTER_LIST
1767 $HWACCEL_LIST
1768 $INDEV_LIST
1769 $MUXER_LIST
1770 $OUTDEV_LIST
1771 $PARSER_LIST
1772 $PROTOCOL_LIST
1773"
1774
57442411 1775find_tests(){
b9d5f1b7 1776 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1777}
1778
1779ACODEC_TESTS=$(find_tests acodec)
1780VCODEC_TESTS=$(find_tests vsynth1)
1781LAVF_TESTS=$(find_tests lavf)
48c28162 1782LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1783SEEK_TESTS=$(find_tests seek seek_)
57442411 1784
54e75be4
DB
1785ALL_TESTS="$ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
1786
40fe5019
MR
1787pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1788
8469ae22
MR
1789for n in $COMPONENT_LIST; do
1790 v=$(toupper ${n%s})_LIST
1791 eval enable \$$v
1792 eval ${n}_if_any="\$$v"
1793done
1794
54e75be4 1795enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1796
1797die_unknown(){
1798 echo "Unknown option \"$1\"."
1799 echo "See $0 --help for available options."
1800 exit 1
1801}
1802
794f8e97 1803show_list() {
bf0c4afa
RP
1804 suffix=_$1
1805 shift
2b444ea7 1806 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1807 exit 0
1808}
1809
c597172e 1810for opt do
7483e694
DB
1811 optval="${opt#*=}"
1812 case "$opt" in
0f010b2f 1813 --extra-ldflags=*) add_ldflags $optval
7483e694 1814 ;;
0f010b2f 1815 --extra-libs=*) add_extralibs $optval
7483e694 1816 ;;
8fb1cb58 1817 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1818 ;;
40bcf4c7
BL
1819 --enable-debug=*) debuglevel="$optval"
1820 ;;
36e2dea0 1821 --disable-everything)
1b15dc3c 1822 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1823 ;;
7483e694 1824 --enable-*=*|--disable-*=*)
8b93ddc3 1825 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1826 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1827 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1828 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1829 $action $(filter "$name" $list)
7483e694
DB
1830 ;;
1831 --enable-?*|--disable-?*)
5e622c40 1832 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1833 if is_in $option $COMPONENT_LIST; then
fed5d54b 1834 test $action = disable && action=unset
e3773a55
MR
1835 eval $action \$$(toupper ${option%s})_LIST
1836 elif is_in $option $CMDLINE_SELECT; then
1837 $action $option
1838 else
1839 die_unknown $opt
1840 fi
7483e694
DB
1841 ;;
1842 --list-*)
1843 NAME="${opt#--list-}"
1844 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1845 NAME=${NAME%s}
1846 eval show_list $NAME \$$(toupper $NAME)_LIST
1847 ;;
1848 --help|-h) show_help
1849 ;;
1850 *)
884a36a7 1851 optname="${opt%%=*}"
26759c44
MR
1852 optname="${optname#--}"
1853 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1854 if is_in $optname $CMDLINE_SET; then
1855 eval $optname='$optval'
1856 elif is_in $optname $CMDLINE_APPEND; then
1857 append $optname "$optval"
1858 else
1859 die_unknown $opt
1860 fi
7483e694
DB
1861 ;;
1862 esac
c597172e
MR
1863done
1864
bcea99bb
MR
1865disabled logging && logfile=/dev/null
1866
29ba0911 1867echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1868set >> $logfile
1869
9da6609f
MR
1870test -n "$cross_prefix" && enable cross_compile
1871
8d4c00ed
MR
1872if enabled cross_compile; then
1873 test -n "$arch" && test -n "$target_os" ||
1874 die "Must specify target arch and OS when cross-compiling"
1875fi
1876
1877set_default arch target_os
1878
121d78d0 1879ar_default="${cross_prefix}${ar_default}"
11e6d03a 1880cc_default="${cross_prefix}${cc_default}"
20e0ed95 1881nm_default="${cross_prefix}${nm_default}"
3f8040db 1882pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1883ranlib="${cross_prefix}${ranlib}"
adb2b908 1884
c5200f17
MR
1885sysinclude_default="${sysroot}/usr/include"
1886
e0be794a 1887set_default cc nm pkg_config sysinclude
9da6609f
MR
1888enabled cross_compile || host_cc_default=$cc
1889set_default host_cc
13c7df3d 1890
762f95e4
MR
1891if ! $pkg_config --version >/dev/null 2>&1; then
1892 warn "$pkg_config not found, library detection may fail."
1893 pkg_config=false
1894fi
1895
82bb3329
MR
1896exesuf() {
1897 case $1 in
1c69c79f 1898 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1899 esac
1900}
1901
1902EXESUF=$(exesuf $target_os)
1903HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1904
e4e69e0b 1905# set temporary file name
a49d42c2 1906: ${TMPDIR:=$TEMPDIR}
c51fafa1 1907: ${TMPDIR:=$TMP}
a49d42c2 1908: ${TMPDIR:=/tmp}
e4e69e0b 1909
a210bce2 1910if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1911 # simple replacement for missing mktemp
1912 # NOT SAFE FOR GENERAL USE
1913 mktemp(){
09a5c245 1914 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1915 }
1916fi
1917
1918tmpfile(){
1919 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1920 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1921 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1922 append TMPFILES $tmp
1923 eval $1=$tmp
1924}
1925
1926trap 'rm -f -- $TMPFILES' EXIT
54460a83 1927
55127e7b 1928tmpfile TMPASM .asm
3e0b1c9a
DB
1929tmpfile TMPC .c
1930tmpfile TMPE $EXESUF
1931tmpfile TMPH .h
1932tmpfile TMPO .o
1933tmpfile TMPS .S
1934tmpfile TMPSH .sh
1935tmpfile TMPV .ver
54460a83
MR
1936
1937unset -f mktemp
e4e69e0b 1938
fb3c4ffc
MR
1939chmod +x $TMPE
1940
993f2d0f
MR
1941# make sure we can execute files in $TMPDIR
1942cat > $TMPSH 2>> $logfile <<EOF
1943#! /bin/sh
1944EOF
1945chmod +x $TMPSH >> $logfile 2>&1
1946if ! $TMPSH >> $logfile 2>&1; then
1947 cat <<EOF
1948Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1949variable to another directory and make sure that it is not mounted noexec.
1950EOF
1951 die "Sanity test failed."
1952fi
993f2d0f 1953
3e0b1c9a 1954filter_asflags=echo
19b4c628
MR
1955filter_cflags=echo
1956filter_cppflags=echo
19b4c628 1957
613a4e3f
MR
1958if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1959 cc_type=llvm_gcc
1960 cc_version=__VERSION__
1961 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1962 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1963 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1964 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1965 speed_cflags='-O3'
1966 size_cflags='-Os'
1967elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1968 cc_type=gcc
a3d7c197 1969 cc_version=__VERSION__
5d57846b
MR
1970 gcc_version=$($cc --version | head -n1)
1971 gcc_basever=$($cc -dumpversion)
3ad464bf 1972 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1973 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1974 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1975 if ! $cc -dumpversion | grep -q '^2\.'; then
1976 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1977 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1978 fi
14ca9cd0
MR
1979 speed_cflags='-O3'
1980 size_cflags='-Os'
629687f6
MR
1981elif $cc --version 2>/dev/null | grep -q Intel; then
1982 cc_type=icc
6e3fa35d 1983 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1984 cc_ident=$($cc --version | head -n1)
bdefad73 1985 icc_version=$($cc -dumpversion)
07dec06e
MR
1986 CC_DEPFLAGS='-MMD'
1987 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1988 speed_cflags='-O3'
1989 size_cflags='-Os'
b05394a0 1990 noopt_cflags='-O1'
629687f6
MR
1991elif $cc -v 2>&1 | grep -q xlc; then
1992 cc_type=xlc
6e3fa35d 1993 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1994 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1995 speed_cflags='-O5'
1996 size_cflags='-O5 -qcompact'
df442a8d
MR
1997elif $cc -V 2>/dev/null | grep -q Compaq; then
1998 cc_type=ccc
6e3fa35d 1999 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 2000 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 2001 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 2002 debuglevel=3
df442a8d 2003 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
2004 speed_cflags='-fast'
2005 size_cflags='-O1'
6a0d5493 2006elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
2007 test -d "$sysroot" || die "No valid sysroot specified."
2008 cc_type=armcc
6e3fa35d 2009 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 2010 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
2011 armcc_conf="$PWD/armcc.conf"
2012 $cc --arm_linux_configure \
2013 --arm_linux_config_file="$armcc_conf" \
2014 --configure_sysroot="$sysroot" \
2015 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2016 die "Error creating armcc configuration file."
bcafde61 2017 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 2018 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 2019 as_default="${cross_prefix}gcc"
07dec06e
MR
2020 CC_DEPFLAGS='-MMD'
2021 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2022 speed_cflags='-O3'
2023 size_cflags='-Os'
d0f0f628 2024 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
2025elif $cc -version 2>/dev/null | grep -q TMS470; then
2026 cc_type=tms470
6e3fa35d 2027 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2028 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2029 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2030 CC_O='-fr=$(@D)'
2031 as_default="${cross_prefix}gcc"
2032 ld_default="${cross_prefix}gcc"
6fec122a
MR
2033 TMPO=$(basename $TMPC .c).o
2034 append TMPFILES $TMPO
2035 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2036 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2037 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2038 speed_cflags='-O3 -mf=5'
2039 size_cflags='-O3 -mf=2'
6fec122a
MR
2040 filter_cflags=tms470_flags
2041 tms470_flags(){
2042 for flag; do
2043 case $flag in
2044 -march=*|-mcpu=*)
2045 case "${flag#*=}" in
2046 armv7-a|cortex-a*) echo -mv=7a8 ;;
2047 armv7-r|cortex-r*) echo -mv=7r4 ;;
2048 armv7-m|cortex-m*) echo -mv=7m3 ;;
2049 armv6*|arm11*) echo -mv=6 ;;
2050 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2051 echo -mv=5e ;;
2052 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2053 esac
2054 ;;
2055 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2056 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2057 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2058 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2059 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2060 -g) echo -g -mn ;;
587d24ff 2061 -pds=*) echo $flag ;;
6fec122a
MR
2062 esac
2063 done
2064 }
06da6943
DC
2065elif $cc -v 2>&1 | grep -q clang; then
2066 cc_type=clang
b67a8f49
DC
2067 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2068 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2069 cc_ident=$($cc --version | head -n1)
06da6943
DC
2070 CC_DEPFLAGS='-MMD'
2071 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2072 speed_cflags='-O3'
2073 size_cflags='-Os'
2a472e9c
MK
2074elif $cc -V 2>&1 | grep -q Sun; then
2075 cc_type=suncc
2076 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2077 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2078 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2079 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2080 add_ldflags -xc99
14ca9cd0
MR
2081 speed_cflags='-O5'
2082 size_cflags='-O5 -xspace'
03279bbe
MK
2083 filter_cflags=suncc_flags
2084 suncc_flags(){
2085 for flag; do
2086 case $flag in
2087 -march=*|-mcpu=*)
2088 case "${flag#*=}" in
2089 native) echo -xtarget=native ;;
87ddc38b 2090 v9|niagara) echo -xarch=sparc ;;
03279bbe 2091 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2092 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2093 i586|pentium) echo -xchip=pentium ;;
2094 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2095 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2096 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2097 pentium4*) echo -xtarget=pentium4 ;;
2098 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2099 *-sse3) echo -xarch=sse3 ;;
2100 core2) echo -xarch=ssse3 -xchip=core2 ;;
2101 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2102 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2103 k8|opteron|athlon64|athlon-fx)
2104 echo -xarch=sse2a ;;
2105 athlon*) echo -xarch=pentium_proa ;;
2106 esac
2107 ;;
2108 -std=c99) echo -xc99 ;;
2109 -fomit-frame-pointer) echo -xregs=frameptr ;;
2110 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2111 -W*,*) echo $flag ;;
2112 -f*-*|-W*) ;;
2113 *) echo $flag ;;
2114 esac
2115 done
2116 }
180ec37d 2117elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2118 cc_type=pathscale
2119 cc_version=__PATHSCALE__
2120 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2121 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2122 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2123 speed_cflags='-O2'
2124 size_cflags='-Os'
7b2d2190 2125 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2126elif $cc -v 2>&1 | grep -q Open64; then
2127 cc_type=open64
2128 cc_version=__OPEN64__
2129 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2130 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2131 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2132 speed_cflags='-O2'
2133 size_cflags='-Os'
7b2d2190 2134 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
629687f6
MR
2135fi
2136
851ffa80
MR
2137test -n "$cc_type" && enable $cc_type ||
2138 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2139
75bafbac 2140: ${as_default:=$cc}
50567afa 2141: ${dep_cc_default:=$cc}
684b28e0 2142: ${ld_default:=$cc}
121d78d0 2143set_default ar as dep_cc ld
75800dce 2144
07dec06e
MR
2145test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2146test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2147
7f32f40c 2148add_cflags $extra_cflags
2f2e6c7c 2149add_asflags $extra_cflags
7f32f40c 2150
154d432c
MR
2151if test -n "$sysroot"; then
2152 case "$cc_type" in
00ba041c 2153 gcc|llvm_gcc|clang)
467256f2 2154 add_cppflags --sysroot="$sysroot"
154d432c
MR
2155 add_ldflags --sysroot="$sysroot"
2156 ;;
6fec122a
MR
2157 tms470)
2158 add_cppflags -I"$sysinclude"
2159 add_ldflags --sysroot="$sysroot"
2160 ;;
154d432c
MR
2161 esac
2162fi
2163
d22c13a8
MR
2164if test "$cpu" = host; then
2165 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2166
2167 case "$cc_type" in
613a4e3f 2168 gcc|llvm_gcc)
d22c13a8
MR
2169 check_native(){
2170 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2171 sed -n "/cc1.*$1=/{
27ce1be8
MR
2172 s/.*$1=\\([^ ]*\\).*/\\1/
2173 p
2174 q
2175 }" $TMPE
d22c13a8
MR
2176 }
2177 cpu=$(check_native -march || check_native -mcpu)
2178 ;;
2179 esac
2180
2181 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2182fi
2183
e939cedd
MR
2184# Deal with common $arch aliases
2185case "$arch" in
2186 arm*)
2187 arch="arm"
2188 ;;
2189 mips|mipsel|IP*)
2190 arch="mips"
2191 ;;
47b1860e 2192 mips64*)
e939cedd
MR
2193 arch="mips"
2194 subarch="mips64"
2195 ;;
2196 parisc|hppa)
2197 arch="parisc"
2198 ;;
2199 parisc64|hppa64)
2200 arch="parisc"
2201 subarch="parisc64"
2202 ;;
2203 "Power Macintosh"|ppc|powerpc)
2204 arch="ppc"
2205 ;;
47b1860e 2206 ppc64|powerpc64)
e939cedd
MR
2207 arch="ppc"
2208 subarch="ppc64"
2209 ;;
2210 s390|s390x)
2211 arch="s390"
2212 ;;
2213 sh4|sh)
2214 arch="sh4"
2215 ;;
2216 sun4u|sparc64)
2217 arch="sparc"
2218 subarch="sparc64"
2219 ;;
d33ed7b3 2220 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2221 arch="x86"
2222 ;;
2223esac
2224
851ffa80 2225is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2226enable $arch
e939cedd 2227
df5cdc24 2228# Add processor-specific flags
5d54c126
MR
2229if test "$cpu" = generic; then
2230 : do nothing
2231elif enabled ppc; then
343aef9b 2232
56348891
MR
2233 case $(tolower $cpu) in
2234 601|ppc601|powerpc601)
9dbd5c3d 2235 cpuflags="-mcpu=601"
64ad53ff 2236 disable altivec
9dbd5c3d 2237 ;;
56348891 2238 603*|ppc603*|powerpc603*)
9dbd5c3d 2239 cpuflags="-mcpu=603"
64ad53ff 2240 disable altivec
9dbd5c3d 2241 ;;
56348891 2242 604*|ppc604*|powerpc604*)
9dbd5c3d 2243 cpuflags="-mcpu=604"
64ad53ff 2244 disable altivec
9dbd5c3d 2245 ;;
56348891 2246 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2247 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2248 disable altivec
9dbd5c3d 2249 ;;
56348891 2250 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2251 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2252 ;;
56348891 2253 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2254 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2255 ;;
56348891 2256 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
2257 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2258 ;;
56348891 2259 cell)
9dbd5c3d
MR
2260 cpuflags="-mcpu=cell"
2261 enable ldbrx
2262 ;;
7b0b81a1
AL
2263 e500v2)
2264 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2265 disable altivec
2266 ;;
2267 e500)
2268 cpuflags="-mcpu=8540 -mhard-float"
2269 disable altivec
2270 ;;
9dbd5c3d 2271 esac
343aef9b
MR
2272
2273elif enabled x86; then
2274
9dbd5c3d
MR
2275 case $cpu in
2276 i[345]86|pentium)
2277 cpuflags="-march=$cpu"
2278 disable mmx
2279 ;;
2280 # targets that do NOT support conditional mov (cmov)
2281 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2282 cpuflags="-march=$cpu"
2283 disable cmov
2284 ;;
2285 # targets that do support conditional mov (cmov)
9ddf1b1a 2286 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2287 cpuflags="-march=$cpu"
2288 enable cmov
2289 enable fast_cmov
2290 ;;
2291 # targets that do support conditional mov but on which it's slow
2292 pentium4|pentium4m|prescott|nocona)
2293 cpuflags="-march=$cpu"
2294 enable cmov
2295 disable fast_cmov
2296 ;;
2297 esac
343aef9b
MR
2298
2299elif enabled sparc; then
2300
9dbd5c3d 2301 case $cpu in
26b7199e
MK
2302 niagara)
2303 cpuflags="-mcpu=$cpu"
2304 disable vis
2305 ;;
9dbd5c3d
MR
2306 sparc64)
2307 cpuflags="-mcpu=v9"
2308 ;;
2309 esac
343aef9b
MR
2310
2311elif enabled arm; then
2312
34ba23c9
MR
2313 case $cpu in
2314 armv*)
2315 cpuflags="-march=$cpu"
c2eae137 2316 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2317 ;;
2318 *)
2319 cpuflags="-mcpu=$cpu"
c2eae137
MR
2320 case $cpu in
2321 cortex-a*) subarch=armv7a ;;
2322 cortex-r*) subarch=armv7r ;;
9e19704a 2323 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2324 arm11*) subarch=armv6 ;;
2325 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2326 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2327 esac
34ba23c9
MR
2328 ;;
2329 esac
343aef9b
MR
2330
2331elif enabled alpha; then
2332
34ba23c9 2333 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2334
2335elif enabled bfin; then
2336
34ba23c9 2337 cpuflags="-mcpu=$cpu"
343aef9b
MR
2338
2339elif enabled mips; then
2340
34ba23c9 2341 cpuflags="-march=$cpu"
343aef9b
MR
2342
2343elif enabled avr32; then
2344
9dbd5c3d
MR
2345 case $cpu in
2346 ap7[02]0[0-2])
2347 subarch="avr32_ap"
2348 cpuflags="-mpart=$cpu"
2349 ;;
2350 ap)
2351 subarch="avr32_ap"
2352 cpuflags="-march=$cpu"
2353 ;;
2354 uc3[ab]*)
2355 subarch="avr32_uc"
2356 cpuflags="-mcpu=$cpu"
2357 ;;
2358 uc)
2359 subarch="avr32_uc"
2360 cpuflags="-march=$cpu"
2361 ;;
2362 esac
df5cdc24 2363
343aef9b
MR
2364fi
2365
df5cdc24
MR
2366add_cflags $cpuflags
2367add_asflags $cpuflags
2368
993f2d0f
MR
2369# compiler sanity check
2370check_exec <<EOF
2371int main(void){ return 0; }
2372EOF
2373if test "$?" != 0; then
2374 echo "$cc is unable to create an executable file."
2375 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2376 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2377 echo "Only do this if you know what cross compiling means."
2378 fi
2379 die "C compiler test failed."
2380fi
2381
046f081b 2382add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2383check_cflags -std=c99
50a334e4 2384check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2385#include <stdlib.h>
2386EOF
50a334e4 2387check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2388#include <stdlib.h>
2389EOF
e9b9a2f8 2390
f0125de9 2391check_host_cflags -std=c99
0a6db2a2 2392check_host_cflags -Wall
f0125de9 2393
b24dbcbd 2394case "$arch" in
e939cedd 2395 alpha|ia64|mips|parisc|sparc)
8a3c8627 2396 spic=$shared
b24dbcbd 2397 ;;
e939cedd 2398 x86)
cfdb6148 2399 subarch="x86_32"
e939cedd 2400 check_cc <<EOF && subarch="x86_64"
58b3536d 2401 int test[(int)sizeof(char*) - 7];
cfdb6148 2402EOF
de27f4d9 2403 if test "$subarch" = "x86_64"; then
e939cedd 2404 spic=$shared
de27f4d9 2405 fi
b24dbcbd 2406 ;;
b24dbcbd
RP
2407esac
2408
343aef9b 2409enable $subarch
8a3c8627 2410enabled spic && enable pic
b24dbcbd 2411
7483e694 2412# OS specific
4f854758 2413case $target_os in
a1629e28 2414 haiku)
63ae7e7c 2415 prefix_default="/boot/common"
108caaaa 2416 network_extralibs="-lnetwork"
f59c4bd6 2417 host_libs=
a1629e28 2418 ;;
7483e694 2419 sunos)
4d58e4cb 2420 AVSERVERLDFLAGS=""
9987769a 2421 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2422 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2423 network_extralibs="-lsocket -lnsl"
50a334e4 2424 add_cppflags -D__EXTENSIONS__
87a74f47
SM
2425 # When using suncc to build, the Solaris linker will mark
2426 # an executable with each instruction set encountered by
2427 # the Solaris assembler. As our libraries contain their own
2428 # guards for processor-specific code, instead suppress
2429 # generation of the HWCAPS ELF section on Solaris x86 only.
2430 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2431 nm_opts='-P -g'
7483e694
DB
2432 ;;
2433 netbsd)
a1e4b3f6 2434 disable symver
07a8eef6
MR
2435 oss_indev_extralibs="-lossaudio"
2436 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2437 ;;
2438 openbsd)
89e053f8 2439 enable malloc_aligned
7c4a001a 2440 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2441 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2442 # however the generated executable will not do anything
2443 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2444 # Thus explicitly enable PIC here.
cd78208b 2445 enable pic
a1e4b3f6 2446 disable symver
7483e694 2447 SHFLAGS='-shared'
07a8eef6
MR
2448 oss_indev_extralibs="-lossaudio"
2449 oss_outdev_extralibs="-lossaudio"
7483e694 2450 ;;
a1e4b3f6
MR
2451 dragonfly)
2452 enable malloc_aligned
2453 disable symver
2454 ;;
2455 freebsd)
89e053f8 2456 enable malloc_aligned
7483e694
DB
2457 ;;
2458 bsd/os)
355d81df 2459 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2460 ;;
2461 darwin)
89e053f8 2462 enable malloc_aligned
301ab19d 2463 gas="gas-preprocessor.pl $cc"
e08b8239 2464 enabled ppc && add_asflags -force_cpusubtype_ALL
dff68563
SM
2465 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
2466 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2467 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2468 SLIBSUF=".dylib"
2469 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2470 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2471 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2472 objformat="macho"
1b0f6fb8 2473 enabled x86_64 && objformat="macho64"
8dfa86f7 2474 enabled_any pic shared ||
2704bd1a 2475 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2476 ;;
2477 mingw32*)
9d3f4f50 2478 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2479 disable network
2480 else
2481 target_os=mingw32
2482 fi
dcc01c06 2483 LIBTARGET=i386
1fc9fb8a 2484 if enabled x86_64; then
89e053f8 2485 enable malloc_aligned
417516f6 2486 LIBTARGET="i386:x86-64"
336cc1b0 2487 elif enabled arm; then
15c5156d 2488 LIBTARGET=arm-wince
dcc01c06 2489 fi
fbd971a4 2490 shlibdir_default="$bindir_default"
7483e694
DB
2491 SLIBPREF=""
2492 SLIBSUF=".dll"
7483e694
DB
2493 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2494 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2495 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2496 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2497 SLIB_INSTALL_LINKS=
2498 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2499 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2500 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 2501 objformat="win32"
ec10a9ab 2502 dlltool="${cross_prefix}dlltool"
bc574408 2503 enable dos_paths
1894e741 2504 check_cflags -fno-common
e26011d0
RP
2505 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2506 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2507 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2508 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2509 ;;
2510 cygwin*)
4f854758 2511 target_os=cygwin
fbd971a4 2512 shlibdir_default="$bindir_default"
7483e694
DB
2513 SLIBPREF="cyg"
2514 SLIBSUF=".dll"
2515 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2516 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2517 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2518 objformat="win32"
bc574408 2519 enable dos_paths
1894e741 2520 check_cflags -fno-common
a7a187a1 2521 add_cppflags -U__STRICT_ANSI__
7483e694 2522 ;;
4f365f37 2523 *-dos|freedos|opendos)
4f365f37 2524 network_extralibs="-lsocket"
ff1c015d 2525 objformat="coff"
bc574408 2526 enable dos_paths
a7a187a1 2527 add_cppflags -U__STRICT_ANSI__
4f365f37 2528 ;;
7483e694 2529 linux)
046f081b 2530 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2531 enable dv1394
2532 ;;
2533 irix*)
4f854758 2534 target_os=irix
7483e694
DB
2535 ranlib="echo ignoring ranlib"
2536 ;;
d22e8442 2537 os/2*)
d22e8442 2538 ln_s="cp -f"
9297f1ed 2539 objformat="aout"
e14574eb 2540 add_cppflags -D_GNU_SOURCE
355d81df 2541 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2542 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2543 AVSERVERLDFLAGS=""
287d3b13 2544 LIBSUF="_s.a"
d22e8442
DY
2545 SLIBPREF=""
2546 SLIBSUF=".dll"
2547 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2548 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2549 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2550 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2551 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2552 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2553 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2554 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2555 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2556 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2557 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2558 enable dos_paths
d22e8442 2559 ;;
83993c1c 2560 gnu/kfreebsd)
c1f54478 2561 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2562 ;;
34e82167 2563 gnu)
f60d1366 2564 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2565 ;;
d33ed7b3
MR
2566 qnx)
2567 add_cppflags -D_QNX_SOURCE
2568 network_extralibs="-lsocket"
2569 ;;
1c69c79f
MS
2570 symbian)
2571 SLIBSUF=".dll"
2572 enable dos_paths
e3bc07f4
MS
2573 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2574 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2575 add_ldflags -Wl,--target1-abs,--no-undefined \
2576 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2577 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2578 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2579 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2580 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2581 ;;
614d8911
MR
2582 none)
2583 ;;
7483e694 2584 *)
4f924f9a 2585 die "Unknown OS '$target_os'."
7483e694
DB
2586 ;;
2587esac
2588
29ba0911 2589echo "config:$arch:$subarch:$cpu:$target_os:$cc_ident:$LIBAV_CONFIGURATION" >config.fate
db7515fd 2590
13cb2187
AS
2591check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2592
c9d19248
MR
2593set_default $PATHS_LIST
2594
320d060a 2595# we need to build at least one lib type
93b3c083 2596if ! enabled_any static shared; then
320d060a
DB
2597 cat <<EOF
2598At least one library type must be built.
2599Specify --enable-static to build the static libraries or --enable-shared to
2600build the shared libraries as well. To only build the shared libraries specify
2601--disable-static in addition to --enable-shared.
2602EOF
2603 exit 1;
2604fi
2605
2184c6f7 2606die_license_disabled() {
4c27207c 2607 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2608}
2609
e417d80d 2610die_license_disabled gpl libcdio
2184c6f7 2611die_license_disabled gpl libx264
de295976 2612die_license_disabled gpl libxavs
2184c6f7 2613die_license_disabled gpl libxvid
2184c6f7
DB
2614die_license_disabled gpl x11grab
2615
2f7ae63b 2616die_license_disabled nonfree libfaac
a060866f 2617die_license_disabled nonfree openssl
b2e3c528 2618
0b175caa
DB
2619die_license_disabled version3 libopencore_amrnb
2620die_license_disabled version3 libopencore_amrwb
d89e738a 2621die_license_disabled version3 libvo_aacenc
f502ff3f 2622die_license_disabled version3 libvo_amrwbenc
0b175caa 2623
9cad0e4e 2624enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2625
40617a6d 2626disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2627
e276d9e8
MR
2628enable_pic() {
2629 enable pic
bce7b696
MR
2630 add_cppflags -DPIC
2631 add_cflags -fPIC
2632 add_asflags -fPIC
e276d9e8
MR
2633}
2634
2635enabled pic && enable_pic
bce7b696 2636
b4d96ba2
MR
2637check_cc <<EOF || die "Symbol mangling check failed."
2638int ff_extern;
2639EOF
8182dc34 2640sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2641extern_prefix=${sym%%ff_extern*}
2642
f65883c8
MR
2643check_cc <<EOF && enable inline_asm
2644void foo(void) { __asm__ volatile ("" ::); }
2645EOF
61d251db 2646
df5e3978
MR
2647_restrict=
2648for restrict_keyword in restrict __restrict__ __restrict; do
2649 check_cc <<EOF && _restrict=$restrict_keyword && break
2650void foo(char * $restrict_keyword p);
2651EOF
2652done
2653
2654check_cc <<EOF && enable attribute_packed
2655struct { int x; } __attribute__((packed)) x;
2656EOF
2657
dffb41b9
MR
2658check_cc <<EOF && enable attribute_may_alias
2659union { int x; } __attribute__((may_alias)) x;
2660EOF
2661
df5e3978
MR
2662check_cc <<EOF || die "endian test failed"
2663unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2664EOF
48fc536a 2665od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2666
e939cedd
MR
2667if enabled alpha; then
2668
2669 check_cflags -mieee
2670
2671elif enabled arm; then
e45391bb 2672
8986fddc 2673 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2674 nogas=die
50fa82e6 2675
44caaa56
MR
2676 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2677 enable vfp_args
2678 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2679 case "${cross_prefix:-$cc}" in
2680 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2681 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2682__asm__ (".eabi_attribute 28, 1");
2683int main(void) { return 0; }
2684EOF
44caaa56
MR
2685 esac
2686 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2687 fi
fa0912fe 2688
fa0912fe
MR
2689 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2690 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2691 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2692 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2693 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2694 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2695 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2696
6308729e
MR
2697 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2698
e276d9e8
MR
2699 enabled_all armv6t2 shared !pic && enable_pic
2700
fa0912fe 2701elif enabled mips; then
e45391bb 2702
fa0912fe
MR
2703 check_asm loongson '"dmult.g $1, $2, $3"'
2704 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2705
fa0912fe 2706elif enabled ppc; then
e45391bb 2707
e6a0c354
MR
2708 enable local_aligned_8 local_aligned_16
2709
135448fa 2710 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2711 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2712 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2713 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2714
2715 # AltiVec flags: The FSF version of GCC differs from the Apple version
2716 if enabled altivec; then
301ab19d 2717 nogas=warn
fa0912fe
MR
2718 check_cflags -maltivec -mabi=altivec &&
2719 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2720 check_cflags -faltivec
2721
2722 # check if our compiler supports Motorola AltiVec C API
2723 check_cc <<EOF || disable altivec
2724$inc_altivec_h
2725int main(void) {
2726 vector signed int v1, v2, v3;
2727 v1 = vec_add(v2,v3);
2728 return 0;
2729}
2730EOF
2731
2732 # check if our compiler supports braces for vector declarations
2733 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2734$inc_altivec_h
2735int main (void) { (vector int) {1}; return 0; }
2736EOF
2737 fi
e45391bb 2738
fa0912fe 2739elif enabled sparc; then
e45391bb 2740
fa0912fe
MR
2741 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2742 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2743
fa0912fe 2744elif enabled x86; then
e45391bb 2745
e6a0c354
MR
2746 enable local_aligned_8 local_aligned_16
2747
44965991
PI
2748 # check whether EBP is available on x86
2749 # As 'i' is stored on the stack, this program will crash
2750 # if the base pointer is used to access it because the
2751 # base pointer is cleared in the inline assembly code.
7dfef245 2752 check_exec_crash <<EOF && enable ebp_available
44965991 2753 volatile int i=0;
be449fca 2754 __asm__ volatile (
44965991
PI
2755 "xorl %%ebp, %%ebp"
2756 ::: "%ebp");
2757 return i;
44965991
PI
2758EOF
2759
f494213c 2760 # check whether EBX is available on x86
7cee5421
MR
2761 check_asm ebx_available '""::"b"(0)' &&
2762 check_asm ebx_available '"":::"%ebx"'
8e380710 2763
6f74fb03
RP
2764 # check whether xmm clobbers are supported
2765 check_asm xmm_clobbers '"":::"%xmm0"'
2766
d7f0920b 2767 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2768 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2769 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2770
9cca1e40 2771 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2772 if check_cmd $yasmexe --version; then
2773 enabled x86_64 && yasm_extra="-m amd64"
2774 yasm_debug="-g dwarf2"
2775 elif check_cmd nasm -v; then
2776 yasmexe=nasm
2777 yasm_debug="-g -F dwarf"
2778 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2779 fi
2780
2781 YASMFLAGS="-f $objformat $yasm_extra"
2782 enabled pic && append YASMFLAGS "-DPIC"
2783 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2784 case "$objformat" in
2785 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2786 esac
2787
48545a8f 2788 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2789 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2790 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2791 fi
e45391bb 2792
669b5583
MR
2793 case "$cpu" in
2794 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2795 disable fast_clz
2796 ;;
2797 esac
2798
44965991
PI
2799fi
2800
301ab19d
MR
2801if enabled asm; then
2802 as=${gas:=$as}
2803 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2804 $nogas "GNU assembler not found, install gas-preprocessor"
2805fi
2806
4a7e068b
MR
2807check_ldflags -Wl,--as-needed
2808
a98bb16d
RP
2809if check_func dlopen; then
2810 ldl=
2811elif check_func dlopen -ldl; then
2812 ldl=-ldl
8bf5d58f
MN
2813fi
2814
54fe299b
DV
2815if enabled network; then
2816 check_type "sys/types.h sys/socket.h" socklen_t
2817 check_type netdb.h "struct addrinfo"
2818 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2819 check_type netinet/in.h "struct sockaddr_in6"
2820 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2821 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2822 # Prefer arpa/inet.h over winsock2
2823 if check_header arpa/inet.h ; then
2824 check_func closesocket
2825 elif check_header winsock2.h ; then
2826 check_func_headers winsock2.h closesocket -lws2 && \
2827 network_extralibs="-lws2" || \
2828 { check_func_headers winsock2.h closesocket -lws2_32 && \
2829 network_extralibs="-lws2_32"; }
2830 check_type ws2tcpip.h socklen_t
2831 check_type ws2tcpip.h "struct addrinfo"
2832 check_type ws2tcpip.h "struct ipv6_mreq"
2833 check_type ws2tcpip.h "struct sockaddr_in6"
2834 check_type ws2tcpip.h "struct sockaddr_storage"
2835 check_struct winsock2.h "struct sockaddr" sa_len
2836 else
2837 disable network
2838 fi
2839fi
2840
75ecf149
DB
2841# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2842check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2843
534a2231 2844check_func fcntl
7483e694 2845check_func fork
84882df6 2846check_func getaddrinfo $network_extralibs
7483e694
DB
2847check_func gethrtime
2848check_func getrusage
fc5607f8 2849check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2850check_func inet_aton $network_extralibs
abfc8d05 2851check_func isatty
a5b64584 2852check_func localtime_r
4ae40685 2853check_func ${malloc_prefix}memalign && enable memalign
7483e694 2854check_func mkstemp
0328b9ea 2855check_func mmap
4ae40685 2856check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2857check_func setrlimit
87958234 2858check_func strerror_r
6379900c 2859check_func strptime
47941088 2860check_func strtok_r
ea4d5f48 2861check_func sched_getaffinity
bcc73960 2862check_func sysconf
b9e22269 2863check_func sysctl
b507ebd1 2864check_func_headers io.h setmode
e4673692 2865check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2866check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2867check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2868check_func_headers windows.h GetProcessTimes
73f6d31e 2869check_func_headers windows.h MapViewOfFile
7c5bfe7a 2870check_func_headers windows.h VirtualAlloc
6ffa87d3 2871
a98bb16d 2872check_header dlfcn.h
92c6a099 2873check_header dxva2api.h
a98bb16d 2874check_header malloc.h
bf6ce82d 2875check_header poll.h
b58412f1 2876check_header sys/mman.h
06bb5905 2877check_header sys/param.h
b091aa44 2878check_header sys/resource.h
bf6ce82d 2879check_header sys/select.h
272081b0
CEH
2880check_header vdpau/vdpau.h
2881check_header vdpau/vdpau_x11.h
68178ca9 2882check_header X11/extensions/XvMClib.h
a98bb16d 2883
a4fa192c 2884disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2885disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2886
ff3755cb
JG
2887if ! disabled w32threads && ! enabled pthreads; then
2888 check_func _beginthreadex && enable w32threads
2889fi
2890
57bd82d4
MR
2891# check for some common methods of building with pthread support
2892# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2893if ! disabled pthreads && ! enabled w32threads; then
2894 enable pthreads
9e7fd101
MR
2895 if check_func pthread_create; then
2896 :
2897 elif check_func pthread_create -pthread; then
2898 add_cflags -pthread
afc9aee2 2899 add_extralibs -pthread
9e7fd101
MR
2900 elif check_func pthread_create -pthreads; then
2901 add_cflags -pthreads
afc9aee2 2902 add_extralibs -pthreads
8d94f606
GT
2903 elif check_func pthread_create -lpthreadGC2; then
2904 add_extralibs -lpthreadGC2
9e7fd101 2905 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2906 disable pthreads
9e7fd101 2907 fi
57bd82d4
MR
2908fi
2909
8eee7025 2910for thread in $THREADS_LIST; do
e5f94c2b 2911 if enabled $thread; then
3ae3b721
RP
2912 test -n "$thread_type" &&
2913 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2914 thread_type="$thread"
e5f94c2b
RP
2915 fi
2916done
2917
50f7c296 2918check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2919enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2920
645d2652
MR
2921check_mathfunc exp2
2922check_mathfunc exp2f
2923check_mathfunc llrint
07876e25 2924check_mathfunc llrintf
645d2652
MR
2925check_mathfunc log2
2926check_mathfunc log2f
2927check_mathfunc lrint
2928check_mathfunc lrintf
2929check_mathfunc round
2930check_mathfunc roundf
23d3931a 2931check_mathfunc trunc
645d2652 2932check_mathfunc truncf
f32adb22 2933
57bd82d4 2934# these are off by default, so fail if requested and not available
a1b3c5a3 2935enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2936enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2937enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
4fa18c56 2938enabled libdirac && require_pkg_config dirac \
2257f66e
AK
2939 "libdirac_decoder/dirac_parser.h" \
2940 "dirac_decoder_init"
79fda097 2941enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2942enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2943enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2944enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2945enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2946enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2947enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2948enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2949enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2950enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2951enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2952enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2953enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2954enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2955enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2956enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2957enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2958enabled libvpx && {
2959 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2960 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2961 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2962 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2963enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2964 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2965 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2966enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2967enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2968enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2969 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2970 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2971 die "ERROR: openssl not found"; }
8ac17293 2972
0b4a1821
AS
2973# libdc1394 check
2974if enabled libdc1394; then
2975 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2976 enable libdc1394_2; } ||
2977 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2978 enable libdc1394_1; } ||
2979 die "ERROR: No version of libdc1394 found "
2980fi
2981
8f1b06c8 2982if check_pkg_config sdl SDL_version.h SDL_Linked_Version; then
aa692d54
MR
2983 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2984 enable sdl &&
2985 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2986fi
57bd82d4 2987
2270b4b2 2988texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2989
c6f95144 2990check_header linux/fb.h
06e31011 2991check_header linux/videodev2.h
a6a4793d
LB
2992check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
2993
1b6e8b73 2994check_header sys/videoio.h
47f38850 2995
27796dc3 2996check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
2997# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
2998# w32api 3.12 had it defined wrong
2999check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 3000
f8aa696f 3001# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3002{ check_header dev/bktr/ioctl_meteor.h &&
3003 check_header dev/bktr/ioctl_bt848.h; } ||
3004{ check_header machine/ioctl_meteor.h &&
3005 check_header machine/ioctl_bt848.h; } ||
3006{ check_header dev/video/meteor/ioctl_meteor.h &&
3007 check_header dev/video/bktr/ioctl_bt848.h; } ||
3008check_header dev/ic/bt8xx.h
f8aa696f 3009
15d59d2c 3010check_header sndio.h
c7682de0
RP
3011check_header sys/soundcard.h
3012check_header soundcard.h
deb29777 3013
b6f3d925 3014enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3015
0e57fe17 3016enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 3017
15d59d2c
B
3018enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
3019
e417d80d
AK
3020enabled libcdio &&
3021 check_lib2 "cdio/cdda.h cdio/paranoia.h" cdio_cddap_open "-lcdio_paranoia -lcdio_cdda -lcdio"
3022
56a059ac 3023enabled x11grab &&
f58f4ce1
GP
3024check_header X11/Xlib.h &&
3025check_header X11/extensions/XShm.h &&
0a045661 3026check_header X11/extensions/Xfixes.h &&
f58f4ce1 3027check_func XOpenDisplay -lX11 &&
781c1aa6
R
3028check_func XShmCreateImage -lX11 -lXext &&
3029check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 3030
ac3dbb4d
SZ
3031# check for VDA header
3032if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3033 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3034fi
3035
598ef02b 3036if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3037check_cpp_condition \
3038 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3039 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3040 disable vdpau; }
abf649c7 3041fi
deda2a4a 3042
95e561ec 3043enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3044
3045# add some useful compiler flags if supported
3046check_cflags -Wdeclaration-after-statement
dcd479c0 3047check_cflags -Wall
440e3b2f 3048check_cflags -Wno-parentheses
dcd479c0 3049check_cflags -Wno-switch
b36518dc 3050check_cflags -Wno-format-zero-length
c07bd6a9
MN
3051check_cflags -Wdisabled-optimization
3052check_cflags -Wpointer-arith
3053check_cflags -Wredundant-decls
cc1fb623 3054check_cflags -Wno-pointer-sign
f4929996 3055check_cflags -Wcast-qual
9aceb3cf 3056check_cflags -Wwrite-strings
652a5bf6 3057check_cflags -Wtype-limits
764551c6 3058check_cflags -Wundef
fc298fd9 3059check_cflags -Wmissing-prototypes
c2ed91de 3060check_cflags -Wstrict-prototypes
5af4e0cc 3061enabled extra_warnings && check_cflags -Winline
cf9d24ad 3062
57bd82d4 3063# add some linker flags
5c0e9479 3064check_ldflags -Wl,--warn-common
b315042c 3065check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil
fef2d661 3066test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3067
7e4d9d5d
RB
3068enabled xmm_clobber_test && \
3069 check_ldflags -Wl,--wrap,avcodec_open2 \
3070 -Wl,--wrap,avcodec_decode_audio4 \
3071 -Wl,--wrap,avcodec_decode_video2 \
3072 -Wl,--wrap,avcodec_decode_subtitle2 \
3073 -Wl,--wrap,avcodec_encode_audio2 \
3074 -Wl,--wrap,avcodec_encode_video \
3075 -Wl,--wrap,avcodec_encode_subtitle \
3076 -Wl,--wrap,sws_scale || \
3077 disable xmm_clobber_test
3078
a482e61b 3079echo "X{};" > $TMPV
b462d132 3080if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3081 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3082 check_cc <<EOF && enable symver_asm_label
3083void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3084void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3085EOF
3086 check_cc <<EOF && enable symver_gnu_asm
3087__asm__(".symver ff_foo,av_foo@VERSION");
3088void ff_foo(void) {}
3089EOF
3090fi
a482e61b 3091
9cd7b854
MR
3092if [ -n "$optflags" ]; then
3093 add_cflags $optflags
3094elif enabled small; then
14ca9cd0 3095 add_cflags $size_cflags
8400d6b8 3096elif enabled optimizations; then
14ca9cd0 3097 add_cflags $speed_cflags
b05394a0
MR
3098else
3099 add_cflags $noopt_cflags
cddf3f45 3100fi
11fdbc44 3101check_cflags -fno-math-errno
b2eb2ff0 3102check_cflags -fno-signed-zeros
cddf3f45 3103
629687f6 3104if enabled icc; then
b1598b58
MR
3105 # Just warnings, no remarks
3106 check_cflags -w1
3107 # -wd: Disable following warnings
3108 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3109 # 1292: attribute "foo" ignored
b1598b58 3110 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3111 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3112 # 10156: ignoring option '-W'; no argument required
91bcad19 3113 check_cflags -wd144,167,556,1292,10006,10148,10156
b1598b58
MR
3114 # 11030: Warning unknown option --as-needed
3115 # 10156: ignoring option '-export'; no argument required
3116 check_ldflags -wd10156,11030
3117 # Allow to compile with optimizations
3118 check_ldflags -march=$cpu
be2cf98a
CEH
3119 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3120 enable ebp_available
bdefad73
MR
3121 if enabled x86_32; then
3122 test ${icc_version%%.*} -ge 11 && \
3123 check_cflags -falign-stack=maintain-16-byte || \
3124 disable aligned_stack
3125 fi
df442a8d
MR
3126elif enabled ccc; then
3127 # disable some annoying warnings
3128 add_cflags -msg_disable cvtu32to64
3129 add_cflags -msg_disable embedcomment
3130 add_cflags -msg_disable needconstext
3131 add_cflags -msg_disable nomainieee
3132 add_cflags -msg_disable ptrmismatch1
3133 add_cflags -msg_disable unreachcode
973859f5
MR
3134elif enabled gcc; then
3135 check_cflags -fno-tree-vectorize
765e6134 3136 check_cflags -Werror=implicit-function-declaration
de63bfec 3137 check_cflags -Werror=missing-prototypes
9d6b2077 3138 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3139elif enabled llvm_gcc; then
3140 check_cflags -mllvm -stack-alignment=16
06da6943 3141elif enabled clang; then
5c8ef670 3142 check_cflags -mllvm -stack-alignment=16
06da6943 3143 check_cflags -Qunused-arguments
138132be
MR
3144elif enabled armcc; then
3145 # 2523: use of inline assembler is deprecated
bcafde61
MR
3146 add_cflags -W${armcc_opt},--diag_suppress=2523
3147 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3148 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3149 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3150 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3151 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3152elif enabled tms470; then
3153 add_cflags -pds=824 -pds=837
5f3b8314
MR
3154elif enabled pathscale; then
3155 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3156fi
3157
7483e694
DB
3158enabled_any $THREADS_LIST && enable threads
3159
3160check_deps $CONFIG_LIST \
b6bb00b0 3161 $CONFIG_EXTRA \
7483e694 3162 $HAVE_LIST \
54e75be4
DB
3163 $ALL_COMPONENTS \
3164 $ALL_TESTS \
f70f03f6 3165
3bfd582c 3166enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3167
9bbd6a4c
MR
3168! enabled_any memalign posix_memalign malloc_aligned &&
3169 enabled_any $need_memalign && enable memalign_hack
3170
3e89171a 3171echo "install prefix $prefix"
f36958f8
DB
3172echo "source path $source_path"
3173echo "C compiler $cc"
f36958f8 3174echo "ARCH $arch ($cpu)"
ce8871c2
MR
3175if test "$build_suffix" != ""; then
3176 echo "build suffix $build_suffix"
eb94aca9 3177fi
ac63af34
DB
3178if test "$extra_version" != ""; then
3179 echo "version string suffix $extra_version"
3180fi
0db2ce77 3181echo "big-endian ${bigendian-no}"
e90f5b5a 3182echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3183if enabled x86; then
6348a96c 3184 echo "${yasmexe} ${yasm-no}"
0db2ce77 3185 echo "MMX enabled ${mmx-no}"
30e98e62 3186 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3187 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3188 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3189 echo "SSE enabled ${sse-no}"
30e98e62 3190 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3191 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3192 echo "CMOV enabled ${cmov-no}"
3193 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3194 echo "EBX available ${ebx_available-no}"
3195 echo "EBP available ${ebp_available-no}"
e41e8342 3196fi
5b6c2cbd 3197if enabled arm; then
0db2ce77
MR
3198 echo "ARMv5TE enabled ${armv5te-no}"
3199 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3200 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3201 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 3202 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 3203 echo "NEON enabled ${neon-no}"
eba9ae3c 3204fi
5b6c2cbd 3205if enabled mips; then
0db2ce77 3206 echo "MMI enabled ${mmi-no}"
e41e8342 3207fi
5b6c2cbd 3208if enabled ppc; then
0db2ce77 3209 echo "AltiVec enabled ${altivec-no}"
30e98e62 3210 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 3211 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
3212fi
3213if enabled sparc; then
3214 echo "VIS enabled ${vis-no}"
e41e8342 3215fi
0db2ce77 3216echo "debug symbols ${debug-no}"
f082a0fb 3217echo "optimize for size ${small-no}"
8400d6b8 3218echo "optimizations ${optimizations-no}"