tcp: Pass NULL as hostname to getaddrinfo if the string is empty
[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
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
MR
15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
MR
31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
MR
54 exit 1
55fi
56
74c53c2d 57show_help(){
06454877
MR
58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
3b327a4b 62Help options:
06454877 63 --help print this message
3b327a4b
DB
64 --list-decoders show all available decoders
65 --list-encoders show all available encoders
66 --list-hwaccels show all available hardware accelerators
67 --list-demuxers show all available demuxers
68 --list-muxers show all available muxers
69 --list-parsers show all available parsers
70 --list-protocols show all available protocols
71 --list-bsfs show all available bitstream filters
72 --list-indevs show all available input devices
73 --list-outdevs show all available output devices
74 --list-filters show all available filters
75
76Standard options:
19bd477d 77 --logfile=FILE log tests and output to FILE [config.log]
06454877
MR
78 --disable-logging do not log configure debug information
79 --prefix=PREFIX install in PREFIX [$prefix]
80 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 81 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
06454877
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82 --libdir=DIR install libs in DIR [PREFIX/lib]
83 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
84 --incdir=DIR install includes in DIR [PREFIX/include]
85 --mandir=DIR install man page in DIR [PREFIX/share/man]
86
3b327a4b 87Licensing options:
06454877
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88 --enable-gpl allow use of GPL code, the resulting libs
89 and binaries will be under GPL [no]
90 --enable-version3 upgrade (L)GPL to version 3 [no]
91 --enable-nonfree allow use of nonfree code, the resulting libs
92 and binaries will be unredistributable [no]
3b327a4b
DB
93
94Configuration options:
95 --disable-static do not build static libraries [no]
96 --enable-shared build shared libraries [no]
97 --enable-small optimize for size instead of speed
98 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
99 --enable-gray enable full grayscale support (slower color)
100 --disable-swscale-alpha disable alpha channel support in swscale
101
102Component options:
06454877 103 --disable-doc do not build documentation
6291d7e4 104 --disable-avconv disable avconv build
266463da 105 --disable-avplay disable avplay build
9e12f0bf 106 --disable-avprobe disable avprobe build
4d58e4cb 107 --disable-avserver disable avserver build
5a0f7131
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108 --disable-avdevice disable libavdevice build
109 --disable-avcodec disable libavcodec build
110 --disable-avformat disable libavformat build
111 --disable-swscale disable libswscale build
cccc039f 112 --disable-avfilter disable video filter support [no]
c8af852b 113 --disable-avresample disable libavresample build [no]
0dbfc1db 114 --disable-pthreads disable pthreads [auto]
7b7b220c 115 --disable-w32threads disable Win32 threads [auto]
06454877
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116 --enable-x11grab enable X11 grabbing [no]
117 --disable-network disable network support [no]
7f3f5f46 118 --disable-dct disable DCT code
06454877
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119 --disable-mdct disable MDCT code
120 --disable-rdft disable RDFT code
3b327a4b
DB
121 --disable-fft disable FFT code
122 --enable-dxva2 enable DXVA2 code
dcb73592 123 --enable-vaapi enable VAAPI code
ac3dbb4d 124 --enable-vda enable VDA code
e8f6bd4b 125 --enable-vdpau enable VDPAU code
3b327a4b
DB
126
127Individual component options:
bb55e3a3 128 --disable-everything disable all components listed below
06454877
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129 --disable-encoder=NAME disable encoder NAME
130 --enable-encoder=NAME enable encoder NAME
131 --disable-encoders disable all encoders
132 --disable-decoder=NAME disable decoder NAME
133 --enable-decoder=NAME enable decoder NAME
134 --disable-decoders disable all decoders
135 --disable-hwaccel=NAME disable hwaccel NAME
136 --enable-hwaccel=NAME enable hwaccel NAME
137 --disable-hwaccels disable all hwaccels
138 --disable-muxer=NAME disable muxer NAME
139 --enable-muxer=NAME enable muxer NAME
140 --disable-muxers disable all muxers
141 --disable-demuxer=NAME disable demuxer NAME
142 --enable-demuxer=NAME enable demuxer NAME
143 --disable-demuxers disable all demuxers
144 --enable-parser=NAME enable parser NAME
145 --disable-parser=NAME disable parser NAME
146 --disable-parsers disable all parsers
147 --enable-bsf=NAME enable bitstream filter NAME
148 --disable-bsf=NAME disable bitstream filter NAME
149 --disable-bsfs disable all bitstream filters
150 --enable-protocol=NAME enable protocol NAME
151 --disable-protocol=NAME disable protocol NAME
152 --disable-protocols disable all protocols
3b327a4b 153 --enable-indev=NAME enable input device NAME
06454877 154 --disable-indev=NAME disable input device NAME
06454877 155 --disable-indevs disable input devices
3b327a4b
DB
156 --enable-outdev=NAME enable output device NAME
157 --disable-outdev=NAME disable output device NAME
06454877
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158 --disable-outdevs disable output devices
159 --disable-devices disable all devices
160 --enable-filter=NAME enable filter NAME
161 --disable-filter=NAME disable filter NAME
162 --disable-filters disable all filters
06454877
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163
164External library support:
165 --enable-avisynth enable reading of AVISynth script files [no]
166 --enable-bzlib enable bzlib [autodetect]
47941088 167 --enable-frei0r enable frei0r video filtering
bc8c1395 168 --enable-gnutls enable gnutls [no]
e417d80d 169 --enable-libcdio enable audio CD grabbing with libcdio
06454877
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170 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
171 and libraw1394 [no]
06454877 172 --enable-libfaac enable FAAC support via libfaac [no]
a5b64584 173 --enable-libfreetype enable libfreetype [no]
06454877 174 --enable-libgsm enable GSM support via libgsm [no]
3641b048 175 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 176 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
becc3c62
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177 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
178 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
179 --enable-libopencv enable video filtering via libopencv [no]
06454877 180 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
7c922411 181 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 182 --enable-librtmp enable RTMP[E] support via librtmp [no]
06454877 183 --enable-libschroedinger enable Dirac support via libschroedinger [no]
b606a017 184 --enable-libspeex enable Speex support via libspeex [no]
06454877 185 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 186 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 187 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
06454877
MR
188 --enable-libvorbis enable Vorbis encoding via libvorbis,
189 native implementation exists [no]
8299a7f8 190 --enable-libvpx enable VP8 support via libvpx [no]
06454877 191 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 192 --enable-libxavs enable AVS encoding via xavs [no]
06454877
MR
193 --enable-libxvid enable Xvid encoding via xvidcore,
194 native MPEG-4/Xvid encoder exists [no]
a060866f 195 --enable-openssl enable openssl [no]
06454877
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196 --enable-zlib enable zlib [autodetect]
197
198Advanced options (experts only):
06454877
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199 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
200 --enable-cross-compile assume a cross-compiler is used
201 --sysroot=PATH root of cross-build tree
202 --sysinclude=PATH location of cross-build system headers
203 --target-os=OS compiler targets OS [$target_os]
204 --target-exec=CMD command to run executables on target
205 --target-path=DIR path to view of build directory on target
206 --nm=NM use nm tool
121d78d0 207 --ar=AR use archive tool AR [$ar_default]
06454877
MR
208 --as=AS use assembler AS [$as_default]
209 --cc=CC use C compiler CC [$cc_default]
210 --ld=LD use linker LD
211 --host-cc=HOSTCC use host C compiler HOSTCC
212 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
213 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
214 --host-libs=HLIBS use libs HLIBS when linking for host
215 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
216 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
217 --extra-libs=ELIBS add ELIBS [$ELIBS]
218 --extra-version=STRING version string suffix []
3b327a4b 219 --optflags override optimization-related compiler flags
06454877 220 --build-suffix=SUFFIX library name suffix []
3b327a4b 221 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
06454877
MR
222 --arch=ARCH select architecture [$arch]
223 --cpu=CPU select the minimum required CPU (affects
224 instruction selection, may crash on older CPUs)
3b327a4b
DB
225 --enable-pic build position-independent code
226 --enable-sram allow use of on-chip SRAM
227 --disable-symver disable symbol versioning
228 --disable-fastdiv disable table-based division
229 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
230 --disable-safe-bitstream-reader
231 disable buffer boundary checking in bitreaders
232 (faster, but may crash)
233 --enable-memalign-hack emulate memalign, interferes with memory debuggers
234
235Optimization options (experts only):
c8a4ae00 236 --disable-asm disable all assembler optimizations
06454877
MR
237 --disable-altivec disable AltiVec optimizations
238 --disable-amd3dnow disable 3DNow! optimizations
239 --disable-amd3dnowext disable 3DNow! extended optimizations
240 --disable-mmx disable MMX optimizations
241 --disable-mmx2 disable MMX2 optimizations
242 --disable-sse disable SSE optimizations
243 --disable-ssse3 disable SSSE3 optimizations
87f1355f 244 --disable-avx disable AVX optimizations
06454877
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245 --disable-armv5te disable armv5te optimizations
246 --disable-armv6 disable armv6 optimizations
247 --disable-armv6t2 disable armv6t2 optimizations
248 --disable-armvfp disable ARM VFP optimizations
06454877 249 --disable-mmi disable MMI optimizations
5ea20630 250 --disable-neon disable NEON optimizations
06454877
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251 --disable-vis disable VIS optimizations
252 --disable-yasm disable use of yasm assembler
06454877 253
070c5d0f 254Developer options (useful when working on Libav itself):
06454877
MR
255 --disable-debug disable debugging symbols
256 --enable-debug=LEVEL set the debug level [$debuglevel]
06454877
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257 --disable-optimizations disable compiler optimizations
258 --enable-extra-warnings enable more compiler warnings
52b3cc60 259 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 260 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
261 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
262 should be used only for debugging purposes)
06454877
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263
264NOTE: Object files are built at the place where configure is launched.
265EOF
60e8bc13 266 exit 0
74c53c2d 267}
cf9d24ad 268
0884fadf
MR
269quotes='""'
270
57bd82d4 271log(){
2270b4b2 272 echo "$@" >> $logfile
57bd82d4
MR
273}
274
720c69da 275log_file(){
c8e9f801 276 log BEGIN $1
2270b4b2 277 pr -n -t $1 >> $logfile
c8e9f801
MR
278 log END $1
279}
280
2ba042a7 281echolog(){
c8e9f801 282 log "$@"
57bd82d4 283 echo "$@"
2ba042a7
MR
284}
285
7bfc8ae6
MR
286warn(){
287 log "WARNING: $*"
288 WARNINGS="${WARNINGS}WARNING: $*\n"
289}
290
2ba042a7
MR
291die(){
292 echolog "$@"
293 cat <<EOF
d326cf7f 294
2ba042a7 295If you think configure made a mistake, make sure you are using the latest
4a6a21f5 296version from Git. If the latest version fails, report the problem to the
070c5d0f 297libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 298EOF
e155a21a 299 if disabled logging; then
2ba042a7 300 cat <<EOF
e155a21a
DB
301Rerun configure with logging enabled (do not use --disable-logging), and
302include the log this produces with your report.
2ba042a7
MR
303EOF
304 else
305cat <<EOF
e155a21a
DB
306Include the log file "$logfile" produced by configure as this will help
307solving the problem.
2ba042a7
MR
308EOF
309 fi
57bd82d4
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310 exit 1
311}
312
6c6007d6 313# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 314toupper(){
6c6007d6 315 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
316}
317
4a5444db 318tolower(){
6c6007d6 319 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
320}
321
14a8acf1
MR
322c_escape(){
323 echo "$*" | sed 's/["\\]/\\\0/g'
324}
325
b04251c5
MR
326sh_quote(){
327 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 328 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
329 echo "$v"
330}
331
bb7a22b5
MR
332cleanws(){
333 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
334}
335
be8f2501
MR
336filter(){
337 pat=$1
338 shift
339 for v; do
98ef6079 340 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
341 done
342}
343
9d201b26
MR
344filter_out(){
345 pat=$1
346 shift
347 for v; do
348 eval "case $v in $pat) ;; *) echo $v ;; esac"
349 done
350}
351
36e2dea0
MR
352map(){
353 m=$1
354 shift
e0e335a0 355 for v; do eval $m; done
36e2dea0
MR
356}
357
a8d04fba
MR
358set_all(){
359 value=$1
360 shift
361 for var in $*; do
362 eval $var=$value
363 done
364}
365
72a43668
MR
366set_weak(){
367 value=$1
368 shift
369 for var; do
370 eval : \${$var:=$value}
371 done
372}
373
3f8040db
MR
374set_safe(){
375 var=$1
376 shift
377 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
378}
379
380get_safe(){
381 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
382}
383
799c9e9b
MR
384pushvar(){
385 for var in $*; do
386 eval level=\${${var}_level:=0}
387 eval ${var}_${level}="\$$var"
388 eval ${var}_level=$(($level+1))
389 done
390}
391
392popvar(){
393 for var in $*; do
394 eval level=\${${var}_level:-0}
395 test $level = 0 && continue
396 eval level=$(($level-1))
397 eval $var="\${${var}_${level}}"
398 eval ${var}_level=$level
399 eval unset ${var}_${level}
400 done
401}
402
a8d04fba
MR
403enable(){
404 set_all yes $*
405}
406
407disable(){
408 set_all no $*
409}
410
72a43668
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411enable_weak(){
412 set_weak yes $*
413}
414
415disable_weak(){
416 set_weak no $*
417}
418
72702705 419enable_safe(){
fd07f803
MR
420 for var; do
421 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
422 done
72702705
MR
423}
424
425disable_safe(){
fd07f803
MR
426 for var; do
427 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
428 done
72702705
MR
429}
430
f9d328da
MR
431do_enable_deep(){
432 for var; do
433 enabled $var && continue
434 eval sel="\$${var}_select"
c510c7b5
MR
435 eval sgs="\$${var}_suggest"
436 pushvar var sgs
f9d328da 437 enable_deep $sel
c510c7b5
MR
438 popvar sgs
439 enable_deep_weak $sgs
f9d328da
MR
440 popvar var
441 done
442}
443
444enable_deep(){
445 do_enable_deep $*
446 enable $*
447}
448
72a43668
MR
449enable_deep_weak(){
450 do_enable_deep $*
451 enable_weak $*
452}
453
57bd82d4 454enabled(){
3250003c
MR
455 test "${1#!}" = "$1" && op== || op=!=
456 eval test "x\$${1#!}" $op "xyes"
44161118
MR
457}
458
37970ebf 459disabled(){
3250003c
MR
460 test "${1#!}" = "$1" && op== || op=!=
461 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
462}
463
44161118
MR
464enabled_all(){
465 for opt; do
466 enabled $opt || return 1
467 done
468}
469
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DB
470disabled_all(){
471 for opt; do
472 disabled $opt || return 1
473 done
474}
475
44161118
MR
476enabled_any(){
477 for opt; do
478 enabled $opt && return 0
479 done
480}
481
85bca2c5
DB
482disabled_any(){
483 for opt; do
484 disabled $opt && return 0
485 done
f7b230a7 486 return 1
85bca2c5
DB
487}
488
c9d19248
MR
489set_default(){
490 for opt; do
88268e94 491 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
492 done
493}
494
4a0d6686
AJ
495is_in(){
496 value=$1
497 shift
498 for var in $*; do
499 [ $var = $value ] && return 0
500 done
501 return 1
502}
503
30fd06be
MR
504check_deps(){
505 for cfg; do
3250003c 506 cfg="${cfg#!}"
799c9e9b
MR
507 enabled ${cfg}_checking && die "Circular dependency for $cfg."
508 disabled ${cfg}_checking && continue
509 enable ${cfg}_checking
510
30fd06be
MR
511 eval dep_all="\$${cfg}_deps"
512 eval dep_any="\$${cfg}_deps_any"
7ef3425f 513 eval dep_sel="\$${cfg}_select"
c510c7b5 514 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
515 eval dep_ifa="\$${cfg}_if"
516 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 517
3d7453e0
MR
518 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
519 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
520 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 521
3d7453e0
MR
522 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
523 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
524 enabled_all $dep_all || disable $cfg
525 enabled_any $dep_any || disable $cfg
7ef3425f 526 disabled_any $dep_sel && disable $cfg
799c9e9b 527
4ec45764
RP
528 if enabled $cfg; then
529 eval dep_extralibs="\$${cfg}_extralibs"
530 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 531 enable_deep $dep_sel
c510c7b5 532 enable_deep_weak $dep_sgs
4ec45764
RP
533 fi
534
799c9e9b 535 disable ${cfg}_checking
30fd06be
MR
536 done
537}
538
72cfcf41
MR
539print_config_h(){
540 enabled $1 && v=1 || v=0
541 echo "#define $2 $v"
542}
543
544print_config_mak(){
545 enabled $1 && v= || v=!
546 echo "$v$2=yes"
547}
548
55127e7b 549print_config_asm(){
3b15a6d7
RB
550 enabled $1 && v=1 || v=0
551 echo "%define $2 $v"
55127e7b
MR
552}
553
44161118
MR
554print_config(){
555 pfx=$1
72cfcf41
MR
556 files=$2
557 shift 2
44161118 558 for cfg; do
5e622c40 559 ucname="$(toupper $cfg)"
72cfcf41
MR
560 for f in $files; do
561 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
562 done
44161118 563 done
57bd82d4
MR
564}
565
31c0121d
MR
566print_enabled(){
567 test "$1" = -n && end=" " && shift || end="\n"
568 suf=$1
569 shift
570 for v; do
571 enabled $v && printf "%s$end" ${v%$suf};
572 done
573}
574
57bd82d4
MR
575append(){
576 var=$1
577 shift
57bd82d4
MR
578 eval "$var=\"\$$var $*\""
579}
580
60361817
MR
581prepend(){
582 var=$1
583 shift
584 eval "$var=\"$* \$$var\""
585}
586
50a334e4 587add_cppflags(){
caf458dd 588 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
589}
590
57bd82d4 591add_cflags(){
caf458dd 592 append CFLAGS $($filter_cflags "$@")
57bd82d4
MR
593}
594
2f2e6c7c 595add_asflags(){
caf458dd 596 append ASFLAGS $($filter_asflags "$@")
2f2e6c7c
MR
597}
598
57bd82d4
MR
599add_ldflags(){
600 append LDFLAGS "$@"
601}
602
603add_extralibs(){
60361817 604 prepend extralibs "$@"
57bd82d4
MR
605}
606
b0cfb663 607check_cmd(){
b3cb5d51 608 log "$@"
2270b4b2 609 "$@" >> $logfile 2>&1
b0cfb663
MR
610}
611
dcd479c0 612check_cc(){
57bd82d4 613 log check_cc "$@"
2270b4b2 614 cat > $TMPC
720c69da 615 log_file $TMPC
50a334e4 616 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
617}
618
619check_cpp(){
620 log check_cpp "$@"
2270b4b2 621 cat > $TMPC
720c69da 622 log_file $TMPC
9e7f3277 623 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
624}
625
f65883c8
MR
626check_as(){
627 log check_as "$@"
628 cat > $TMPC
629 log_file $TMPC
2f2e6c7c 630 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
f65883c8
MR
631}
632
940f335a
MR
633check_asm(){
634 log check_asm "$@"
635 name="$1"
3784e82e 636 code="$2"
940f335a 637 shift 2
49214f61
MR
638 disable $name
639 check_as "$@" <<EOF && enable $name
3784e82e 640void foo(void){ __asm__ volatile($code); }
940f335a
MR
641EOF
642}
643
304d586d
LM
644check_yasm(){
645 log check_yasm "$@"
646 echo "$1" > $TMPS
647 log_file $TMPS
648 shift 1
649 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
650}
651
dcd479c0 652check_ld(){
57bd82d4 653 log check_ld "$@"
3155a644
MR
654 flags=''
655 libs=''
656 for f; do
657 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
658 done
2a194acd 659 check_cc $($filter_cflags $flags) || return
7e75f9fe 660 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
661}
662
50a334e4
MR
663check_cppflags(){
664 log check_cppflags "$@"
caf458dd
MR
665 set -- $($filter_cppflags "$@")
666 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
667int x;
668EOF
669}
670
dcd479c0 671check_cflags(){
57bd82d4 672 log check_cflags "$@"
caf458dd
MR
673 set -- $($filter_cflags "$@")
674 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
675int x;
676EOF
677}
678
2ed46eea
MR
679test_ldflags(){
680 log test_ldflags "$@"
681 check_ld "$@" <<EOF
c23a0ac8 682int main(void){ return 0; }
dcd479c0
MR
683EOF
684}
685
2ed46eea
MR
686check_ldflags(){
687 log check_ldflags "$@"
688 test_ldflags "$@" && add_ldflags "$@"
689}
690
dcd479c0 691check_header(){
57bd82d4 692 log check_header "$@"
dcd479c0
MR
693 header=$1
694 shift
b77df637
MR
695 disable_safe $header
696 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
697#include <$header>
698int x;
699EOF
700}
701
702check_func(){
57bd82d4 703 log check_func "$@"
dcd479c0
MR
704 func=$1
705 shift
d8bc5f06
MR
706 disable $func
707 check_ld "$@" <<EOF && enable $func
dcd479c0 708extern int $func();
c23a0ac8 709int main(void){ $func(); }
dcd479c0
MR
710EOF
711}
712
645d2652 713check_mathfunc(){
6b73c0ae 714 log check_mathfunc "$@"
645d2652
MR
715 func=$1
716 shift
717 disable $func
718 check_ld "$@" <<EOF && enable $func
719#include <math.h>
33bd38db
MR
720float foo(float f) { return $func(f); }
721int main(void){ return 0; }
645d2652
MR
722EOF
723}
724
2446d3d6
DB
725check_func_headers(){
726 log check_func_headers "$@"
f8d7b072 727 headers=$1
edaf1ae2 728 funcs=$2
f8d7b072 729 shift 2
edaf1ae2
MR
730 {
731 for hdr in $headers; do
732 echo "#include <$hdr>"
733 done
734 for func in $funcs; do
735 echo "long check_$func(void) { return (long) $func; }"
736 done
737 echo "int main(void) { return 0; }"
738 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
739}
740
a5344cf7
SS
741check_cpp_condition(){
742 log check_cpp_condition "$@"
743 header=$1
744 condition=$2
f855b7b9
MR
745 shift 2
746 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
747#include <$header>
748#if !($condition)
749#error "unsatisfied condition: $condition"
750#endif
751EOF
752}
753
57bd82d4
MR
754check_lib(){
755 log check_lib "$@"
756 header="$1"
757 func="$2"
758 shift 2
84400e9d 759 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
760}
761
f8d7b072
MR
762check_lib2(){
763 log check_lib2 "$@"
764 headers="$1"
edaf1ae2 765 funcs="$2"
f8d7b072 766 shift 2
edaf1ae2 767 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
768}
769
3f8040db
MR
770check_pkg_config(){
771 log check_pkg_config "$@"
772 pkg="$1"
773 headers="$2"
774 funcs="$3"
775 shift 3
776 $pkg_config --exists $pkg || return
777 pkg_cflags=$($pkg_config --cflags $pkg)
778 pkg_libs=$($pkg_config --libs $pkg)
779 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
780 set_safe ${pkg}_cflags $pkg_cflags &&
781 set_safe ${pkg}_libs $pkg_libs
782}
783
dcd479c0 784check_exec(){
2270b4b2 785 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
786}
787
7dfef245 788check_exec_crash(){
5e622c40 789 code=$(cat)
7dfef245
MR
790
791 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
792 # are safe but may not be available everywhere. Thus we use
793 # raise(SIGTERM) instead. The check is run in a subshell so we
794 # can redirect the "Terminated" message from the shell. SIGBUS
795 # is not defined by standard C so it is used conditionally.
796
2270b4b2 797 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
798#include <signal.h>
799static void sighandler(int sig){
800 raise(SIGTERM);
801}
e5af4a11 802int main(void){
7dfef245
MR
803 signal(SIGILL, sighandler);
804 signal(SIGFPE, sighandler);
805 signal(SIGSEGV, sighandler);
806#ifdef SIGBUS
807 signal(SIGBUS, sighandler);
808#endif
809 { $code }
810}
811EOF
812}
813
72be9e73
DY
814check_type(){
815 log check_type "$@"
816 headers=$1
817 type=$2
818 shift 2
ae550ce9 819 disable_safe "$type"
72be9e73
DY
820 incs=""
821 for hdr in $headers; do
822 incs="$incs
823#include <$hdr>"
824 done
ae550ce9 825 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
826$incs
827$type v;
828EOF
829}
830
14d36751
MR
831check_struct(){
832 log check_type "$@"
833 headers=$1
834 struct=$2
835 member=$3
836 shift 3
837 disable_safe "${struct}_${member}"
838 incs=""
839 for hdr in $headers; do
840 incs="$incs
841#include <$hdr>"
842 done
843 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
844$incs
845const void *p = &(($struct *)0)->$member;
846EOF
847}
848
57bd82d4
MR
849require(){
850 name="$1"
851 header="$2"
852 func="$3"
853 shift 3
854 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
855}
856
f8d7b072
MR
857require2(){
858 name="$1"
859 headers="$2"
860 func="$3"
861 shift 3
862 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
863}
864
3f8040db
MR
865require_pkg_config(){
866 pkg="$1"
867 check_pkg_config "$@" || die "ERROR: $pkg not found"
868 add_cflags $(get_safe ${pkg}_cflags)
869 add_extralibs $(get_safe ${pkg}_libs)
870}
871
f0125de9
MR
872check_host_cc(){
873 log check_host_cc "$@"
874 cat > $TMPC
875 log_file $TMPC
876 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
877}
878
879check_host_cflags(){
880 log check_host_cflags "$@"
881 check_host_cc "$@" <<EOF && append host_cflags "$@"
882int x;
883EOF
884}
885
c505dd31
MR
886apply(){
887 file=$1
888 shift
889 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
890}
891
c34681df 892cp_if_changed(){
5e27ec28
MR
893 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
894 mkdir -p "$(dirname $2)"
895 cp -f "$1" "$2"
c34681df
MR
896}
897
dcd61286
DB
898# CONFIG_LIST contains configurable options, while HAVE_LIST is for
899# system-dependent things.
900
4a0d6686
AJ
901COMPONENT_LIST="
902 bsfs
903 decoders
904 demuxers
905 encoders
3cde40aa 906 filters
5666fd73 907 hwaccels
c552605c 908 indevs
4a0d6686 909 muxers
c552605c 910 outdevs
4a0d6686
AJ
911 parsers
912 protocols
913"
914
055c61b8
DB
915PROGRAM_LIST="
916 avconv
917 avplay
918 avprobe
919 avserver
055c61b8
DB
920"
921
4a0d6686
AJ
922CONFIG_LIST="
923 $COMPONENT_LIST
055c61b8 924 $PROGRAM_LIST
a5444fee 925 ac3dsp
5a0f7131
MR
926 avcodec
927 avdevice
f7679c54 928 avfilter
5a0f7131 929 avformat
c8af852b 930 avresample
c88f5d72 931 avisynth
f402916e 932 bzlib
7f3f5f46 933 dct
c73f65d9 934 doc
05aec7bb 935 dwt
92c6a099 936 dxva2
27a9466b 937 fastdiv
1848f7d9 938 fft
47941088 939 frei0r
bc8c1395 940 gnutls
c88f5d72 941 gpl
d8d0d0b2 942 gray
3abe5fbd 943 hardcoded_tables
e417d80d 944 libcdio
f7b8bffe 945 libdc1394
2eed5a46 946 libfaac
a5b64584 947 libfreetype
c88f5d72 948 libgsm
3641b048 949 libilbc
6ebe07fb 950 libmp3lame
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
b781cc12 967 lsp
47a158cb 968 mdct
c88f5d72 969 memalign_hack
c4f5c2d6 970 mpegaudiodsp
c88f5d72 971 network
3fe142e2 972 nonfree
a060866f 973 openssl
8a3c8627 974 pic
68602540 975 rdft
44b70ce5 976 rtpdec
e90f5b5a 977 runtime_cpudetect
8cfbbd92 978 safe_bitstream_reader
2e35e684 979 shared
4538729a 980 sinewin
bd2216e4 981 small
6b35d421 982 sram
2e35e684 983 static
5a0f7131 984 swscale
a9ddb5b1 985 swscale_alpha
8986fddc 986 thumb
17492d5e 987 vaapi
ac3dbb4d 988 vda
17492d5e 989 vdpau
9cad0e4e 990 version3
7e4d9d5d 991 xmm_clobber_test
56a059ac 992 x11grab
c88f5d72 993 zlib
4a0d6686 994"
c88f5d72 995
8eee7025 996THREADS_LIST='
8eee7025
DB
997 pthreads
998 w32threads
999'
1000
3f5b56e5
MR
1001ARCH_LIST='
1002 alpha
a2fc0f6a 1003 arm
fdcd782d
MR
1004 avr32
1005 avr32_ap
1006 avr32_uc
3f5b56e5
MR
1007 bfin
1008 ia64
1009 m68k
1010 mips
bae3abb0 1011 mips64
3f5b56e5 1012 parisc
79cb09b2 1013 ppc
34d11b87 1014 ppc64
3f5b56e5
MR
1015 s390
1016 sh4
1017 sparc
1018 sparc64
0844bae1 1019 tomi
3f5b56e5
MR
1020 x86
1021 x86_32
1022 x86_64
1023'
1024
1025ARCH_EXT_LIST='
1ac9331a 1026 altivec
3bf96eec 1027 amd3dnow
a1ef9f08 1028 amd3dnowext
1ac9331a 1029 armv5te
edab3048 1030 armv6
ab5cb084 1031 armv6t2
f55b299a 1032 armvfp
87f1355f 1033 avx
3f5b56e5
MR
1034 mmi
1035 mmx
d7f0920b 1036 mmx2
6b18d278 1037 neon
799fde37 1038 ppc4xx
1bb04d5a 1039 sse
9eeed841 1040 ssse3
93eb8e4d 1041 vfpv3
bd9d34a0 1042 vis
3f5b56e5
MR
1043'
1044
a3e02a8c
MR
1045HAVE_LIST_PUB='
1046 bigendian
d268eee9 1047 fast_unaligned
a3e02a8c
MR
1048'
1049
3f5b56e5
MR
1050HAVE_LIST="
1051 $ARCH_EXT_LIST
a3e02a8c 1052 $HAVE_LIST_PUB
3f5b56e5 1053 $THREADS_LIST
be1a839c 1054 aligned_malloc
59782b82 1055 aligned_stack
35fd8122 1056 alsa_asoundlib_h
3f5b56e5 1057 altivec_h
c9fdab0d 1058 arpa_inet_h
6308729e 1059 asm_mod_y
dffb41b9 1060 attribute_may_alias
e7ea5e3d 1061 attribute_packed
15333562 1062 cbrtf
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
61183b5a 1088 GetSystemTimeAsFileTime
66be5b45 1089 getrusage
61183b5a 1090 gettimeofday
a49d3025 1091 gnu_as
2f0c136e 1092 ibm_asm
2e1913b1 1093 inet_aton
61d251db 1094 inline_asm
abfc8d05 1095 isatty
8772997d 1096 jack_port_get_latency_range
9f5ff83f 1097 ldbrx
0b4a1821
AS
1098 libdc1394_1
1099 libdc1394_2
a33cab3a 1100 llrint
07876e25 1101 llrintf
d96cd429
MR
1102 local_aligned_16
1103 local_aligned_8
a5b64584 1104 localtime_r
291fd18a 1105 log2
6b7c7703 1106 log2f
85dd97ad 1107 loongson
a33cab3a 1108 lrint
c88f5d72 1109 lrintf
f8aa696f
DB
1110 machine_ioctl_bt848_h
1111 machine_ioctl_meteor_h
c88f5d72 1112 malloc_h
73f6d31e 1113 MapViewOfFile
c88f5d72 1114 memalign
6ffa87d3 1115 mkstemp
0328b9ea 1116 mmap
d3d3a32c 1117 nanosleep
5699884c 1118 netinet_sctp_h
3e0b1c9a 1119 poll_h
1f91cdce 1120 posix_memalign
a33cab3a
MK
1121 round
1122 roundf
ea4d5f48 1123 sched_getaffinity
c88f5d72
MR
1124 sdl
1125 sdl_video_size
b507ebd1 1126 setmode
3e0b1c9a 1127 setrlimit
d3d3a32c 1128 Sleep
15d59d2c 1129 sndio_h
72be9e73 1130 socklen_t
deb29777 1131 soundcard_h
87958234 1132 strerror_r
6379900c 1133 strptime
47941088 1134 strtok_r
c0018613 1135 struct_addrinfo
b4d68544 1136 struct_ipv6_mreq
3e0b1c9a 1137 struct_rusage_ru_maxrss
b4d68544 1138 struct_sockaddr_in6
3b2372bf 1139 struct_sockaddr_sa_len
33a4dbdd 1140 struct_sockaddr_storage
a6a4793d 1141 struct_v4l2_frmivalenum_discrete
b462d132 1142 symver
b462d132 1143 symver_asm_label
3e0b1c9a 1144 symver_gnu_asm
bcc73960 1145 sysconf
b9e22269 1146 sysctl
b58412f1 1147 sys_mman_h
06bb5905 1148 sys_param_h
b091aa44 1149 sys_resource_h
81644c2e 1150 sys_select_h
deb29777 1151 sys_soundcard_h
e64bceea 1152 sys_time_h
1b6e8b73 1153 sys_videoio_h
b265431e 1154 threads
23d3931a 1155 trunc
7b04b8a0 1156 truncf
542920b7 1157 unistd_h
d3d3a32c 1158 usleep
ce742de2 1159 vfp_args
7c5bfe7a 1160 VirtualAlloc
d3d3a32c 1161 windows_h
6ff3f3e7 1162 winsock2_h
cc078b5d 1163 xform_asm
6f74fb03 1164 xmm_clobbers
304d586d 1165 yasm
0cb78cef 1166"
44161118 1167
b6bb00b0
MR
1168# options emitted with CONFIG_ prefix but not available on command line
1169CONFIG_EXTRA="
478fd534 1170 aandct
dc4f5a1c 1171 avutil
478fd534 1172 golomb
9cad0e4e 1173 gplv3
478fd534
DB
1174 h264chroma
1175 h264dsp
1176 h264pred
915a2a0a 1177 h264qpel
478fd534 1178 huffman
9cad0e4e 1179 lgplv3
478fd534 1180 lpc
b6bb00b0
MR
1181"
1182
520cc7f1 1183CMDLINE_SELECT="
3f5b56e5 1184 $ARCH_EXT_LIST
520cc7f1 1185 $CONFIG_LIST
8eee7025 1186 $THREADS_LIST
c8a4ae00 1187 asm
db6107b6 1188 cross_compile
520cc7f1
MR
1189 debug
1190 extra_warnings
8c6afa4d 1191 logging
d2bbb2f7 1192 optimizations
9baec618 1193 symver
7595a5e4 1194 yasm
520cc7f1 1195"
426be5dc
DB
1196
1197PATHS_LIST='
d156bede 1198 bindir
14a8acf1 1199 datadir
26759c44
MR
1200 incdir
1201 libdir
26759c44
MR
1202 mandir
1203 prefix
1204 shlibdir
426be5dc
DB
1205'
1206
1207CMDLINE_SET="
1208 $PATHS_LIST
121d78d0 1209 ar
426be5dc 1210 arch
313c46a6 1211 as
426be5dc
DB
1212 build_suffix
1213 cc
1214 cpu
1215 cross_prefix
50567afa 1216 dep_cc
ac63af34 1217 extra_version
9da6609f
MR
1218 host_cc
1219 host_cflags
1220 host_ldflags
1221 host_libs
82bb3329 1222 host_os
684b28e0 1223 ld
426be5dc 1224 logfile
4ae40685 1225 malloc_prefix
89641463 1226 nm
9cd7b854 1227 optflags
3f8040db 1228 pkg_config
2fad0977 1229 samples
c5200f17
MR
1230 sysinclude
1231 sysroot
a7ada2ba 1232 target_exec
26759c44 1233 target_os
a7ada2ba 1234 target_path
426be5dc 1235"
520cc7f1 1236
89f2932b
MR
1237CMDLINE_APPEND="
1238 extra_cflags
1239"
1240
912f3148
DB
1241# code dependency declarations
1242
9eeed841 1243# architecture extensions
808fa33c 1244
a2fc0f6a
MR
1245armv5te_deps="arm"
1246armv6_deps="arm"
ab5cb084 1247armv6t2_deps="arm"
a2fc0f6a 1248armvfp_deps="arm"
808fa33c 1249neon_deps="arm"
93eb8e4d 1250vfpv3_deps="armvfp"
808fa33c 1251
e241ba14 1252mmi_deps="mips"
808fa33c
MR
1253
1254altivec_deps="ppc"
1255ppc4xx_deps="ppc"
1256
1257vis_deps="sparc"
1258
7f8c3d1f 1259x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1260amd3dnow_deps="mmx"
1261amd3dnowext_deps="amd3dnow"
9eeed841 1262mmx_deps="x86"
75aa95a6 1263mmx2_deps="mmx"
75aa95a6
DB
1264sse_deps="mmx"
1265ssse3_deps="sse"
87f1355f 1266avx_deps="ssse3"
9eeed841 1267
59782b82 1268aligned_stack_if_any="ppc x86"
e939cedd 1269fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1270fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1271fast_unaligned_if_any="armv6 ppc x86"
669b5583 1272
6fec122a 1273inline_asm_deps="!tms470"
3e0b1c9a 1274need_memalign="altivec neon sse"
89e053f8 1275
b462d132
MR
1276symver_if_any="symver_asm_label symver_gnu_asm"
1277
26fbcc85 1278# subsystems
dc609252 1279dct_select="rdft"
26fbcc85
MR
1280mdct_select="fft"
1281rdft_select="fft"
c4f5c2d6 1282mpegaudiodsp_select="dct"
26fbcc85 1283
5666fd73 1284# decoders / encoders / hardware accelerators
cfc2a0cf 1285aac_decoder_select="mdct sinewin"
4538729a 1286aac_encoder_select="mdct sinewin"
136e19e1 1287aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1288ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1289ac3_encoder_select="mdct ac3dsp"
3d269059 1290ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1291alac_encoder_select="lpc"
b781cc12 1292amrnb_decoder_select="lsp"
2b2a597e 1293amrwb_decoder_select="lsp"
4538729a 1294atrac1_decoder_select="mdct sinewin"
26fbcc85 1295atrac3_decoder_select="mdct"
a33657ce
DB
1296binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1297binkaudio_rdft_decoder_select="mdct rdft sinewin"
4f034993 1298cavs_decoder_select="golomb"
4538729a 1299cook_decoder_select="mdct sinewin"
2eef7c62 1300cscd_decoder_suggest="zlib"
26fbcc85 1301dca_decoder_select="mdct"
e8ed9b7a 1302dnxhd_encoder_select="aandct"
2eef7c62 1303dxa_decoder_select="zlib"
baf91bb9 1304eac3_decoder_select="ac3_decoder"
aa47c35d 1305eac3_encoder_select="mdct ac3dsp"
84c04e25 1306eamad_decoder_select="aandct"
e8ed9b7a 1307eatgq_decoder_select="aandct"
d52b39c7 1308eatqi_decoder_select="aandct"
4f034993
MR
1309ffv1_decoder_select="golomb"
1310flac_decoder_select="golomb"
f4d608e3 1311flac_encoder_select="golomb lpc"
2eef7c62
AJ
1312flashsv_decoder_select="zlib"
1313flashsv_encoder_select="zlib"
c2d23309 1314flashsv2_decoder_select="zlib"
4414137e 1315flv_decoder_select="h263_decoder"
4d4b4bd1 1316flv_encoder_select="h263_encoder"
3447f12d 1317fraps_decoder_select="huffman"
e8ed9b7a 1318h261_encoder_select="aandct"
7f647ae0 1319h263_decoder_select="h263_parser"
e8ed9b7a 1320h263_encoder_select="aandct"
95a61cfc 1321h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1322h263i_decoder_select="h263_decoder"
fe629c2d 1323h263p_encoder_select="h263_encoder"
915a2a0a 1324h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
92c6a099
LA
1325h264_dxva2_hwaccel_deps="dxva2api_h"
1326h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1327h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1328h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1329h264_vdpau_decoder_select="vdpau h264_decoder"
19be0f3c 1330iac_decoder_select="fft mdct sinewin"
56c8227d 1331imc_decoder_select="fft mdct sinewin"
4f034993
MR
1332jpegls_decoder_select="golomb"
1333jpegls_encoder_select="golomb"
e8ed9b7a 1334ljpeg_encoder_select="aandct"
4f034993 1335loco_decoder_select="golomb"
e8ed9b7a 1336mjpeg_encoder_select="aandct"
2cca233b 1337mlp_decoder_select="mlp_parser"
c4f5c2d6 1338mp1_decoder_select="mpegaudiodsp"
c4f5c2d6 1339mp1float_decoder_select="mpegaudiodsp"
3e0b1c9a 1340mp2_decoder_select="mpegaudiodsp"
c4f5c2d6 1341mp2float_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1342mp3_decoder_select="mpegaudiodsp"
1343mp3adu_decoder_select="mpegaudiodsp"
c4f5c2d6
MR
1344mp3adufloat_decoder_select="mpegaudiodsp"
1345mp3float_decoder_select="mpegaudiodsp"
3e0b1c9a 1346mp3on4_decoder_select="mpegaudiodsp"
c4f5c2d6 1347mp3on4float_decoder_select="mpegaudiodsp"
606c9297
DB
1348mpc7_decoder_select="mpegaudiodsp"
1349mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1350mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1351mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1352mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1353mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
3e0b1c9a 1354mpeg1video_encoder_select="aandct"
164aab02
LA
1355mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1356mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1357mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
3e0b1c9a
DB
1358mpeg2video_encoder_select="aandct"
1359mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1360mpeg4_encoder_select="h263_encoder"
95a61cfc 1361mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1362mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1363msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1364msmpeg4v1_encoder_select="h263_encoder"
4414137e 1365msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1366msmpeg4v2_encoder_select="h263_encoder"
4414137e 1367msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1368msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1369nellymoser_decoder_select="mdct sinewin"
1370nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1371png_decoder_select="zlib"
1372png_encoder_select="zlib"
b781cc12 1373qcelp_decoder_select="lsp"
c4f5c2d6 1374qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1375ra_144_encoder_select="lpc"
9f43fdda 1376ralf_decoder_select="golomb"
a8beb22f 1377rv10_decoder_select="h263_decoder"
b2bf38b4 1378rv10_encoder_select="h263_encoder"
a8beb22f 1379rv20_decoder_select="h263_decoder"
b2bf38b4 1380rv20_encoder_select="h263_encoder"
915a2a0a
DB
1381rv30_decoder_select="golomb h264chroma h264pred h264qpel"
1382rv40_decoder_select="golomb h264chroma h264pred h264qpel"
4f034993 1383shorten_decoder_select="golomb"
b781cc12 1384sipr_decoder_select="lsp"
05aec7bb
MR
1385snow_decoder_select="dwt"
1386snow_encoder_select="aandct dwt"
19ecfb8a 1387svq1_encoder_select="aandct"
915a2a0a 1388svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel"
bee2eac5 1389svq3_decoder_suggest="zlib"
4eef77c1 1390theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1391tiff_decoder_suggest="zlib"
1392tiff_encoder_suggest="zlib"
aec09a00 1393truehd_decoder_select="mlp_decoder"
2eef7c62 1394tscc_decoder_select="zlib"
4538729a 1395twinvq_decoder_select="mdct lsp sinewin"
915a2a0a 1396vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1397vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1398vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1399vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1400vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1401vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1402vorbis_decoder_select="mdct"
1403vorbis_encoder_select="mdct"
3447f12d 1404vp6_decoder_select="huffman"
e82dc4c9
DB
1405vp6a_decoder_select="vp6_decoder"
1406vp6f_decoder_select="vp6_decoder"
915a2a0a 1407vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1408wmapro_decoder_select="mdct sinewin"
1409wmav1_decoder_select="mdct sinewin"
1410wmav1_encoder_select="mdct sinewin"
1411wmav2_decoder_select="mdct sinewin"
1412wmav2_encoder_select="mdct sinewin"
1413wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1414wmv1_decoder_select="h263_decoder"
665507aa 1415wmv1_encoder_select="h263_encoder"
f95bfab0 1416wmv2_decoder_select="h263_decoder"
1746e2a9 1417wmv2_encoder_select="h263_encoder"
015f8ee0 1418wmv3_decoder_select="vc1_decoder"
f0f86627 1419wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1420wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1421wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1422wmv3image_decoder_select="wmv3_decoder"
0e714f88 1423zerocodec_decoder_select="zlib"
2eef7c62
AJ
1424zlib_decoder_select="zlib"
1425zlib_encoder_select="zlib"
1426zmbv_decoder_select="zlib"
1427zmbv_encoder_select="zlib"
30fd06be 1428
0afab17e 1429vaapi_deps="va_va_h"
ac3dbb4d 1430vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1431vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1432
28b80940 1433# parsers
6a7c5312 1434h264_parser_select="golomb h264dsp h264pred"
28b80940 1435
912f3148 1436# external libraries
c9171a83 1437libfaac_encoder_deps="libfaac"
299c77d5
MR
1438libgsm_decoder_deps="libgsm"
1439libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1440libgsm_ms_decoder_deps="libgsm"
1441libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1442libilbc_decoder_deps="libilbc"
1443libilbc_encoder_deps="libilbc"
1cc60c47 1444libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1445libopencore_amrnb_decoder_deps="libopencore_amrnb"
1446libopencore_amrnb_encoder_deps="libopencore_amrnb"
1447libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1448libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1449libschroedinger_decoder_deps="libschroedinger"
1450libschroedinger_encoder_deps="libschroedinger"
ae14f311 1451libspeex_decoder_deps="libspeex"
b606a017 1452libspeex_encoder_deps="libspeex"
150d2772 1453libtheora_encoder_deps="libtheora"
d89e738a 1454libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1455libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1456libvorbis_encoder_deps="libvorbis"
8299a7f8 1457libvpx_decoder_deps="libvpx"
ee0e9146 1458libvpx_encoder_deps="libvpx"
1cc60c47 1459libx264_encoder_deps="libx264"
de295976 1460libxavs_encoder_deps="libxavs"
1cc60c47 1461libxvid_encoder_deps="libxvid"
30fd06be 1462
912f3148 1463# demuxers / muxers
c2dd0e9e 1464ac3_demuxer_select="ac3_parser"
647c2356 1465asf_stream_muxer_select="asf_muxer"
4e622dea 1466avisynth_demuxer_deps="avisynth"
c2dd0e9e 1467dirac_demuxer_select="dirac_parser"
5b423887 1468eac3_demuxer_select="ac3_parser"
c2dd0e9e 1469flac_demuxer_select="flac_parser"
647c2356 1470ipod_muxer_select="mov_muxer"
647c2356 1471matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1472matroska_demuxer_suggest="zlib bzlib"
1473mov_demuxer_suggest="zlib"
c2dd0e9e 1474mp3_demuxer_select="mpegaudio_parser"
647c2356 1475mp4_muxer_select="mov_muxer"
2439bd86 1476mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1477mpegtsraw_demuxer_select="mpegts_demuxer"
1478mxf_d10_muxer_select="mxf_muxer"
24ca518b 1479ogg_demuxer_select="golomb"
647c2356 1480psp_muxer_select="mov_muxer"
44594cc7 1481rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1482rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1483rtsp_demuxer_select="http_protocol rtpdec"
1484rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1485sap_demuxer_select="sdp_demuxer"
2aab70c4 1486sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1487sdp_demuxer_select="rtpdec"
f1e94694 1488spdif_muxer_select="aac_parser"
647c2356
DB
1489tg2_muxer_select="mov_muxer"
1490tgp_muxer_select="mov_muxer"
6bdaa5f4 1491w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1492
1493# indevs / outdevs
38e54a75 1494alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1495alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1496bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1497dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1498fbdev_indev_deps="linux_fb_h"
38e54a75 1499jack_indev_deps="jack_jack_h"
e417d80d 1500libcdio_indev_deps="libcdio"
38e54a75 1501libdc1394_indev_deps="libdc1394"
38e54a75
SS
1502oss_indev_deps_any="soundcard_h sys_soundcard_h"
1503oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1504pulse_indev_deps="libpulse"
15d59d2c
B
1505sndio_indev_deps="sndio_h"
1506sndio_outdev_deps="sndio_h"
38e54a75 1507v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1508vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1509vfwcap_indev_extralibs="-lavicap32"
38e54a75 1510x11_grab_device_indev_deps="x11grab XShmCreateImage"
30fd06be 1511
912f3148 1512# protocols
3fff6382 1513gopher_protocol_deps="network"
c40e1757
JS
1514httpproxy_protocol_deps="network"
1515httpproxy_protocol_select="tcp_protocol"
c08fb000 1516http_protocol_deps="network"
279a0c97 1517http_protocol_select="tcp_protocol"
183baead 1518https_protocol_select="tls_protocol"
c3b57d6e
DB
1519librtmp_protocol_deps="librtmp"
1520librtmpe_protocol_deps="librtmp"
1521librtmps_protocol_deps="librtmp"
1522librtmpt_protocol_deps="librtmp"
1523librtmpte_protocol_deps="librtmp"
c60a2d70 1524mmsh_protocol_select="http_protocol"
b4cf3f6c 1525mmst_protocol_deps="network"
c3b57d6e 1526rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1527rtmp_protocol_select="tcp_protocol"
8e50c57d
SP
1528rtmphttp_protocol_deps="!librtmp_protocol"
1529rtmphttp_protocol_select="http_protocol"
1530rtmpt_protocol_deps="!librtmp_protocol"
1531rtmpt_protocol_select="rtmphttp_protocol"
deeb7012 1532rtp_protocol_select="udp_protocol"
5699884c 1533sctp_protocol_deps="network netinet_sctp_h"
c08fb000 1534tcp_protocol_deps="network"
558d192d
MS
1535tls_protocol_deps_any="openssl gnutls"
1536tls_protocol_select="tcp_protocol"
c08fb000
AB
1537udp_protocol_deps="network"
1538
6ebf0bfc 1539# filters
13fabd7a 1540blackframe_filter_deps="gpl"
ce6b6ef6 1541boxblur_filter_deps="gpl"
68b79bfc 1542cropdetect_filter_deps="gpl"
b157be1f 1543delogo_filter_deps="gpl"
a5b64584 1544drawtext_filter_deps="libfreetype"
2e5ff4d0 1545frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1546frei0r_filter_extralibs='$ldl'
a42bb9d6 1547frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1548frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1549hqdn3d_filter_deps="gpl"
d371e7b9 1550resample_filter_deps="avresample"
cf69ad35 1551ocv_filter_deps="libopencv"
2f296e39 1552scale_filter_deps="swscale"
acbac567 1553yadif_filter_deps="gpl"
6ebf0bfc 1554
5a0f7131
MR
1555# libraries
1556avdevice_deps="avcodec avformat"
1557avformat_deps="avcodec"
f7679c54 1558
912f3148 1559# programs
ce03b088
AK
1560avconv_deps="avcodec avfilter avformat avresample swscale
1561 aformat_filter asyncts_filter
1562 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1563avplay_deps="avcodec avformat swscale sdl"
1564avplay_select="rdft"
9e12f0bf 1565avprobe_deps="avcodec avformat"
b263bf66 1566avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1567avserver_extralibs='$ldl'
a2830dca 1568
c73f65d9 1569doc_deps="texi2html"
912f3148 1570
57442411
MR
1571# tests
1572
1573test_deps(){
1574 suf1=$1
1575 suf2=$2
1576 shift 2
1577 for v; do
1578 dep=${v%=*}
1579 tests=${v#*=}
1580 for name in ${tests}; do
908f12f3 1581 append ${name}_test_deps ${dep}$suf1 ${dep}$suf2
57442411
MR
1582 done
1583 done
1584}
1585
908f12f3
MR
1586mxf_d10_test_deps="avfilter"
1587seek_lavf_mxf_d10_test_deps="mxf_d10_test"
1588
57442411
MR
1589test_deps _muxer _demuxer \
1590 aiff \
1591 pcm_alaw=alaw \
1592 asf \
1593 au \
1594 avi \
1595 dv=dv_fmt \
1596 ffm \
1597 flv=flv_fmt \
1598 gxf \
1599 matroska=mkv \
1600 mmf \
1601 mov \
1602 pcm_mulaw=mulaw \
0218808d 1603 mxf="mxf mxf_d10" \
57442411
MR
1604 nut \
1605 ogg \
1606 rawvideo=pixfmt \
1607 rm \
1608 swf \
1609 mpegts=ts \
1610 voc \
1611 wav \
1612 yuv4mpegpipe=yuv4mpeg \
1613
1614mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83 1615
de6d9b64 1616# default parameters
8a608357 1617
19bd477d 1618logfile="config.log"
8a608357
MR
1619
1620# installation paths
c9d19248
MR
1621prefix_default="/usr/local"
1622bindir_default='${prefix}/bin'
6291d7e4 1623datadir_default='${prefix}/share/avconv'
c9d19248
MR
1624incdir_default='${prefix}/include'
1625libdir_default='${prefix}/lib'
1626mandir_default='${prefix}/share/man'
1627shlibdir_default="$libdir_default"
8a608357
MR
1628
1629# toolchain
121d78d0 1630ar_default="ar"
13c7df3d 1631cc_default="gcc"
a3d7c197 1632cc_version=\"unknown\"
9da6609f 1633host_cc_default="gcc"
11e6d03a 1634ln_s="ln -sf"
89641463 1635nm_default="nm"
11e6d03a 1636objformat="elf"
3f8040db 1637pkg_config_default=pkg-config
be7109c1 1638ranlib="ranlib"
11e6d03a 1639yasmexe="yasm"
8a608357 1640
8182dc34 1641nm_opts='-g'
3e0b1c9a 1642nogas=":"
8182dc34 1643
8a608357 1644# machine
8d4c00ed 1645arch_default=$(uname -m)
38d0a8aa 1646cpu="generic"
8a608357 1647
8a608357 1648# OS
8d4c00ed
MR
1649target_os_default=$(tolower $(uname -s))
1650host_os=$target_os_default
8a608357 1651
8a608357 1652# configurable options
055c61b8
DB
1653enable $PROGRAM_LIST
1654
5a0f7131
MR
1655enable avcodec
1656enable avdevice
cccc039f 1657enable avfilter
5a0f7131 1658enable avformat
c8af852b 1659enable avresample
dc4f5a1c 1660enable avutil
3e0b1c9a
DB
1661enable swscale
1662
3e0b1c9a
DB
1663enable asm
1664enable debug
1665enable doc
1666enable fastdiv
497237c7 1667enable network
8400d6b8 1668enable optimizations
8cfbbd92 1669enable safe_bitstream_reader
530dc538 1670enable static
a9ddb5b1 1671enable swscale_alpha
8a608357 1672
8a608357 1673# build settings
9987769a 1674SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1675AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1676LIBPREF="lib"
1677LIBSUF=".a"
c5f14466
RP
1678FULLNAME='$(NAME)$(BUILDSUF)'
1679LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1680SLIBPREF="lib"
1681SLIBSUF=".so"
c5f14466 1682SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1683SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1684SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1685LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1686SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1687SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1688
bc877faf 1689AS_O='-o $@'
7e6c86e6
MR
1690CC_O='-o $@'
1691
1d01fee9 1692host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f
MR
1693host_libs='-lm'
1694
9b861379 1695target_path='$(CURDIR)'
a7ada2ba 1696
a158446b
MR
1697# since the object filename is not given with the -MM flag, the compiler
1698# is only able to print the basename, and we must add the path ourselves
c1c3933a 1699DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1700DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1701
c597172e 1702# find source path
24524f36 1703if test -f configure; then
f038cf3c 1704 source_path=.
c597172e 1705else
8477f2de 1706 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1707 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1708 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1709 test -e "$source_path/config.h" &&
1710 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1711fi
1712
13cbe2c0 1713for v in "$@"; do
b04251c5
MR
1714 r=${v#*=}
1715 l=${v%"$r"}
1716 r=$(sh_quote "$r")
29ba0911 1717 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1718done
c597172e 1719
73ef8980
MR
1720find_things(){
1721 thing=$1
1722 pattern=$2
1723 file=$source_path/$3
932ccf39 1724 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1725}
1726
1727ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1728DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1729HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1730PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1731BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1732MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1733DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1734OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1735INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1736PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1737FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1738
54e75be4
DB
1739ALL_COMPONENTS="
1740 $BSF_LIST
1741 $DECODER_LIST
1742 $DEMUXER_LIST
1743 $ENCODER_LIST
1744 $FILTER_LIST
1745 $HWACCEL_LIST
1746 $INDEV_LIST
1747 $MUXER_LIST
1748 $OUTDEV_LIST
1749 $PARSER_LIST
1750 $PROTOCOL_LIST
1751"
1752
57442411 1753find_tests(){
b9d5f1b7 1754 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1755}
1756
57442411 1757LAVF_TESTS=$(find_tests lavf)
48c28162 1758LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1759SEEK_TESTS=$(find_tests seek seek_)
57442411 1760
7263cd55 1761ALL_TESTS="$LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS"
40fe5019 1762
8469ae22
MR
1763for n in $COMPONENT_LIST; do
1764 v=$(toupper ${n%s})_LIST
1765 eval enable \$$v
1766 eval ${n}_if_any="\$$v"
1767done
1768
54e75be4 1769enable $ARCH_EXT_LIST $ALL_TESTS
c597172e
MR
1770
1771die_unknown(){
1772 echo "Unknown option \"$1\"."
1773 echo "See $0 --help for available options."
1774 exit 1
1775}
1776
794f8e97 1777show_list() {
bf0c4afa
RP
1778 suffix=_$1
1779 shift
2b444ea7 1780 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1781 exit 0
1782}
1783
c597172e 1784for opt do
7483e694
DB
1785 optval="${opt#*=}"
1786 case "$opt" in
0f010b2f 1787 --extra-ldflags=*) add_ldflags $optval
7483e694 1788 ;;
0f010b2f 1789 --extra-libs=*) add_extralibs $optval
7483e694 1790 ;;
8fb1cb58 1791 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1792 ;;
40bcf4c7
BL
1793 --enable-debug=*) debuglevel="$optval"
1794 ;;
36e2dea0 1795 --disable-everything)
1b15dc3c 1796 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1797 ;;
7483e694 1798 --enable-*=*|--disable-*=*)
8b93ddc3 1799 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1800 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1801 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1802 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1803 $action $(filter "$name" $list)
7483e694
DB
1804 ;;
1805 --enable-?*|--disable-?*)
5e622c40 1806 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1807 if is_in $option $COMPONENT_LIST; then
fed5d54b 1808 test $action = disable && action=unset
e3773a55
MR
1809 eval $action \$$(toupper ${option%s})_LIST
1810 elif is_in $option $CMDLINE_SELECT; then
1811 $action $option
1812 else
1813 die_unknown $opt
1814 fi
7483e694
DB
1815 ;;
1816 --list-*)
1817 NAME="${opt#--list-}"
1818 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1819 NAME=${NAME%s}
1820 eval show_list $NAME \$$(toupper $NAME)_LIST
1821 ;;
1822 --help|-h) show_help
1823 ;;
1824 *)
884a36a7 1825 optname="${opt%%=*}"
26759c44
MR
1826 optname="${optname#--}"
1827 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1828 if is_in $optname $CMDLINE_SET; then
1829 eval $optname='$optval'
1830 elif is_in $optname $CMDLINE_APPEND; then
1831 append $optname "$optval"
1832 else
1833 die_unknown $opt
1834 fi
7483e694
DB
1835 ;;
1836 esac
c597172e
MR
1837done
1838
bcea99bb
MR
1839disabled logging && logfile=/dev/null
1840
29ba0911 1841echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1842set >> $logfile
1843
9da6609f
MR
1844test -n "$cross_prefix" && enable cross_compile
1845
8d4c00ed
MR
1846if enabled cross_compile; then
1847 test -n "$arch" && test -n "$target_os" ||
1848 die "Must specify target arch and OS when cross-compiling"
1849fi
1850
1851set_default arch target_os
1852
121d78d0 1853ar_default="${cross_prefix}${ar_default}"
11e6d03a 1854cc_default="${cross_prefix}${cc_default}"
20e0ed95 1855nm_default="${cross_prefix}${nm_default}"
3f8040db 1856pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1857ranlib="${cross_prefix}${ranlib}"
adb2b908 1858
c5200f17
MR
1859sysinclude_default="${sysroot}/usr/include"
1860
e0be794a 1861set_default cc nm pkg_config sysinclude
9da6609f
MR
1862enabled cross_compile || host_cc_default=$cc
1863set_default host_cc
13c7df3d 1864
762f95e4
MR
1865if ! $pkg_config --version >/dev/null 2>&1; then
1866 warn "$pkg_config not found, library detection may fail."
1867 pkg_config=false
1868fi
1869
82bb3329
MR
1870exesuf() {
1871 case $1 in
1c69c79f 1872 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
1873 esac
1874}
1875
1876EXESUF=$(exesuf $target_os)
1877HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1878
e4e69e0b 1879# set temporary file name
a49d42c2 1880: ${TMPDIR:=$TEMPDIR}
c51fafa1 1881: ${TMPDIR:=$TMP}
a49d42c2 1882: ${TMPDIR:=/tmp}
e4e69e0b 1883
a210bce2 1884if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1885 # simple replacement for missing mktemp
1886 # NOT SAFE FOR GENERAL USE
1887 mktemp(){
09a5c245 1888 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1889 }
1890fi
1891
1892tmpfile(){
1893 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1894 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1895 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1896 append TMPFILES $tmp
1897 eval $1=$tmp
1898}
1899
1900trap 'rm -f -- $TMPFILES' EXIT
54460a83 1901
55127e7b 1902tmpfile TMPASM .asm
3e0b1c9a
DB
1903tmpfile TMPC .c
1904tmpfile TMPE $EXESUF
1905tmpfile TMPH .h
1906tmpfile TMPO .o
1907tmpfile TMPS .S
1908tmpfile TMPSH .sh
1909tmpfile TMPV .ver
54460a83
MR
1910
1911unset -f mktemp
e4e69e0b 1912
fb3c4ffc
MR
1913chmod +x $TMPE
1914
993f2d0f
MR
1915# make sure we can execute files in $TMPDIR
1916cat > $TMPSH 2>> $logfile <<EOF
1917#! /bin/sh
1918EOF
1919chmod +x $TMPSH >> $logfile 2>&1
1920if ! $TMPSH >> $logfile 2>&1; then
1921 cat <<EOF
1922Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1923variable to another directory and make sure that it is not mounted noexec.
1924EOF
1925 die "Sanity test failed."
1926fi
993f2d0f 1927
3e0b1c9a 1928filter_asflags=echo
19b4c628
MR
1929filter_cflags=echo
1930filter_cppflags=echo
19b4c628 1931
613a4e3f
MR
1932if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1933 cc_type=llvm_gcc
1934 cc_version=__VERSION__
1935 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1936 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1937 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1938 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1939 speed_cflags='-O3'
1940 size_cflags='-Os'
1941elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1942 cc_type=gcc
a3d7c197 1943 cc_version=__VERSION__
5d57846b
MR
1944 gcc_version=$($cc --version | head -n1)
1945 gcc_basever=$($cc -dumpversion)
3ad464bf 1946 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1947 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1948 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1949 if ! $cc -dumpversion | grep -q '^2\.'; then
1950 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1951 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1952 fi
14ca9cd0
MR
1953 speed_cflags='-O3'
1954 size_cflags='-Os'
629687f6
MR
1955elif $cc --version 2>/dev/null | grep -q Intel; then
1956 cc_type=icc
6e3fa35d 1957 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1958 cc_ident=$($cc --version | head -n1)
bdefad73 1959 icc_version=$($cc -dumpversion)
07dec06e
MR
1960 CC_DEPFLAGS='-MMD'
1961 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1962 speed_cflags='-O3'
1963 size_cflags='-Os'
b05394a0 1964 noopt_cflags='-O1'
629687f6
MR
1965elif $cc -v 2>&1 | grep -q xlc; then
1966 cc_type=xlc
6e3fa35d 1967 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1968 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1969 speed_cflags='-O5'
1970 size_cflags='-O5 -qcompact'
df442a8d
MR
1971elif $cc -V 2>/dev/null | grep -q Compaq; then
1972 cc_type=ccc
6e3fa35d 1973 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1974 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1975 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1976 debuglevel=3
df442a8d 1977 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1978 speed_cflags='-fast'
1979 size_cflags='-O1'
6a0d5493 1980elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1981 test -d "$sysroot" || die "No valid sysroot specified."
1982 cc_type=armcc
6e3fa35d 1983 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1984 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1985 armcc_conf="$PWD/armcc.conf"
1986 $cc --arm_linux_configure \
1987 --arm_linux_config_file="$armcc_conf" \
1988 --configure_sysroot="$sysroot" \
1989 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1990 die "Error creating armcc configuration file."
bcafde61 1991 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 1992 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1993 as_default="${cross_prefix}gcc"
07dec06e
MR
1994 CC_DEPFLAGS='-MMD'
1995 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1996 speed_cflags='-O3'
1997 size_cflags='-Os'
d0f0f628 1998 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
1999elif $cc -version 2>/dev/null | grep -q TMS470; then
2000 cc_type=tms470
6e3fa35d 2001 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 2002 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
2003 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
2004 CC_O='-fr=$(@D)'
2005 as_default="${cross_prefix}gcc"
2006 ld_default="${cross_prefix}gcc"
6fec122a
MR
2007 TMPO=$(basename $TMPC .c).o
2008 append TMPFILES $TMPO
2009 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
2010 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
2011 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2012 speed_cflags='-O3 -mf=5'
2013 size_cflags='-O3 -mf=2'
6fec122a
MR
2014 filter_cflags=tms470_flags
2015 tms470_flags(){
2016 for flag; do
2017 case $flag in
2018 -march=*|-mcpu=*)
2019 case "${flag#*=}" in
2020 armv7-a|cortex-a*) echo -mv=7a8 ;;
2021 armv7-r|cortex-r*) echo -mv=7r4 ;;
2022 armv7-m|cortex-m*) echo -mv=7m3 ;;
2023 armv6*|arm11*) echo -mv=6 ;;
2024 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2025 echo -mv=5e ;;
2026 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2027 esac
2028 ;;
2029 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2030 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 2031 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 2032 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 2033 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 2034 -g) echo -g -mn ;;
587d24ff 2035 -pds=*) echo $flag ;;
6fec122a
MR
2036 esac
2037 done
2038 }
06da6943
DC
2039elif $cc -v 2>&1 | grep -q clang; then
2040 cc_type=clang
b67a8f49
DC
2041 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2042 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2043 cc_ident=$($cc --version | head -n1)
06da6943
DC
2044 CC_DEPFLAGS='-MMD'
2045 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2046 speed_cflags='-O3'
2047 size_cflags='-Os'
2a472e9c
MK
2048elif $cc -V 2>&1 | grep -q Sun; then
2049 cc_type=suncc
2050 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2051 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2052 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2053 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
558c2683 2054 add_ldflags -xc99
14ca9cd0
MR
2055 speed_cflags='-O5'
2056 size_cflags='-O5 -xspace'
03279bbe
MK
2057 filter_cflags=suncc_flags
2058 suncc_flags(){
2059 for flag; do
2060 case $flag in
2061 -march=*|-mcpu=*)
2062 case "${flag#*=}" in
2063 native) echo -xtarget=native ;;
87ddc38b 2064 v9|niagara) echo -xarch=sparc ;;
03279bbe 2065 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2066 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2067 i586|pentium) echo -xchip=pentium ;;
2068 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2069 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2070 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2071 pentium4*) echo -xtarget=pentium4 ;;
2072 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2073 *-sse3) echo -xarch=sse3 ;;
2074 core2) echo -xarch=ssse3 -xchip=core2 ;;
2075 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2076 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2077 k8|opteron|athlon64|athlon-fx)
2078 echo -xarch=sse2a ;;
2079 athlon*) echo -xarch=pentium_proa ;;
2080 esac
2081 ;;
2082 -std=c99) echo -xc99 ;;
2083 -fomit-frame-pointer) echo -xregs=frameptr ;;
2084 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2085 -W*,*) echo $flag ;;
2086 -f*-*|-W*) ;;
2087 *) echo $flag ;;
2088 esac
2089 done
2090 }
180ec37d 2091elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2092 cc_type=pathscale
2093 cc_version=__PATHSCALE__
2094 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2095 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2096 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2097 speed_cflags='-O2'
2098 size_cflags='-Os'
7b2d2190 2099 filter_cflags='filter_out -Wdisabled-optimization'
6de163e9
MR
2100elif $cc -v 2>&1 | grep -q Open64; then
2101 cc_type=open64
2102 cc_version=__OPEN64__
2103 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2104 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2105 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2106 speed_cflags='-O2'
2107 size_cflags='-Os'
7b2d2190 2108 filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
e73ec921
MR
2109elif $cc -V 2>&1 | grep -q Portland; then
2110 cc_type=pgi
2111 cc_version='AV_STRINGIFY(__PGIC__.__PGIC_MINOR__.__PGIC_PATCHLEVEL__)'
2112 cc_ident="PGI $($cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
2113 opt_common='-alias=ansi -Mlre -Mpre'
2114 speed_cflags="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2115 size_cflags="-O2 -Munroll=c:1 $opt_common"
2116 noopt_cflags="-O1"
2117 filter_cflags=pgi_flags
2118 pgi_flags(){
2119 for flag; do
2120 case $flag in
2121 -fomit-frame-pointer) echo -Mnoframe ;;
2122 -g) echo -gopt ;;
2123 *) echo $flag ;;
2124 esac
2125 done
2126 }
629687f6
MR
2127fi
2128
851ffa80
MR
2129test -n "$cc_type" && enable $cc_type ||
2130 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2131
75bafbac 2132: ${as_default:=$cc}
50567afa 2133: ${dep_cc_default:=$cc}
684b28e0 2134: ${ld_default:=$cc}
121d78d0 2135set_default ar as dep_cc ld
75800dce 2136
07dec06e
MR
2137test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2138test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2139
7f32f40c 2140add_cflags $extra_cflags
2f2e6c7c 2141add_asflags $extra_cflags
7f32f40c 2142
154d432c
MR
2143if test -n "$sysroot"; then
2144 case "$cc_type" in
00ba041c 2145 gcc|llvm_gcc|clang)
467256f2 2146 add_cppflags --sysroot="$sysroot"
154d432c
MR
2147 add_ldflags --sysroot="$sysroot"
2148 ;;
6fec122a
MR
2149 tms470)
2150 add_cppflags -I"$sysinclude"
2151 add_ldflags --sysroot="$sysroot"
2152 ;;
154d432c
MR
2153 esac
2154fi
2155
d22c13a8
MR
2156if test "$cpu" = host; then
2157 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2158
2159 case "$cc_type" in
613a4e3f 2160 gcc|llvm_gcc)
d22c13a8
MR
2161 check_native(){
2162 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2163 sed -n "/cc1.*$1=/{
27ce1be8
MR
2164 s/.*$1=\\([^ ]*\\).*/\\1/
2165 p
2166 q
2167 }" $TMPE
d22c13a8
MR
2168 }
2169 cpu=$(check_native -march || check_native -mcpu)
2170 ;;
2171 esac
2172
2173 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2174fi
2175
e939cedd
MR
2176# Deal with common $arch aliases
2177case "$arch" in
2178 arm*)
2179 arch="arm"
2180 ;;
2181 mips|mipsel|IP*)
2182 arch="mips"
2183 ;;
47b1860e 2184 mips64*)
e939cedd
MR
2185 arch="mips"
2186 subarch="mips64"
2187 ;;
2188 parisc|hppa)
2189 arch="parisc"
2190 ;;
2191 parisc64|hppa64)
2192 arch="parisc"
2193 subarch="parisc64"
2194 ;;
2195 "Power Macintosh"|ppc|powerpc)
2196 arch="ppc"
2197 ;;
47b1860e 2198 ppc64|powerpc64)
e939cedd
MR
2199 arch="ppc"
2200 subarch="ppc64"
2201 ;;
2202 s390|s390x)
2203 arch="s390"
2204 ;;
2205 sh4|sh)
2206 arch="sh4"
2207 ;;
2208 sun4u|sparc64)
2209 arch="sparc"
2210 subarch="sparc64"
2211 ;;
d33ed7b3 2212 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2213 arch="x86"
2214 ;;
2215esac
2216
851ffa80 2217is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2218enable $arch
e939cedd 2219
df5cdc24 2220# Add processor-specific flags
5d54c126
MR
2221if test "$cpu" = generic; then
2222 : do nothing
2223elif enabled ppc; then
343aef9b 2224
56348891
MR
2225 case $(tolower $cpu) in
2226 601|ppc601|powerpc601)
9dbd5c3d 2227 cpuflags="-mcpu=601"
64ad53ff 2228 disable altivec
9dbd5c3d 2229 ;;
56348891 2230 603*|ppc603*|powerpc603*)
9dbd5c3d 2231 cpuflags="-mcpu=603"
64ad53ff 2232 disable altivec
9dbd5c3d 2233 ;;
56348891 2234 604*|ppc604*|powerpc604*)
9dbd5c3d 2235 cpuflags="-mcpu=604"
64ad53ff 2236 disable altivec
9dbd5c3d 2237 ;;
56348891 2238 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2239 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2240 disable altivec
9dbd5c3d 2241 ;;
56348891 2242 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2243 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2244 ;;
56348891 2245 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2246 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2247 ;;
313f9fbf 2248 g5|970|ppc970|powerpc970)
9dbd5c3d
MR
2249 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2250 ;;
313f9fbf
SM
2251 power[3-7]*)
2252 cpuflags="-mcpu=$cpu -mpowerpc-gfxopt -mpowerpc64"
2253 ;;
56348891 2254 cell)
9dbd5c3d
MR
2255 cpuflags="-mcpu=cell"
2256 enable ldbrx
2257 ;;
7b0b81a1
AL
2258 e500v2)
2259 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2260 disable altivec
2261 ;;
2262 e500)
2263 cpuflags="-mcpu=8540 -mhard-float"
2264 disable altivec
2265 ;;
9dbd5c3d 2266 esac
343aef9b
MR
2267
2268elif enabled x86; then
2269
9dbd5c3d
MR
2270 case $cpu in
2271 i[345]86|pentium)
2272 cpuflags="-march=$cpu"
2273 disable mmx
2274 ;;
2275 # targets that do NOT support conditional mov (cmov)
2276 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2277 cpuflags="-march=$cpu"
2278 disable cmov
2279 ;;
2280 # targets that do support conditional mov (cmov)
9ddf1b1a 2281 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2282 cpuflags="-march=$cpu"
2283 enable cmov
2284 enable fast_cmov
2285 ;;
2286 # targets that do support conditional mov but on which it's slow
2287 pentium4|pentium4m|prescott|nocona)
2288 cpuflags="-march=$cpu"
2289 enable cmov
2290 disable fast_cmov
2291 ;;
2292 esac
343aef9b
MR
2293
2294elif enabled sparc; then
2295
9dbd5c3d 2296 case $cpu in
26b7199e
MK
2297 niagara)
2298 cpuflags="-mcpu=$cpu"
2299 disable vis
2300 ;;
9dbd5c3d
MR
2301 sparc64)
2302 cpuflags="-mcpu=v9"
2303 ;;
2304 esac
343aef9b
MR
2305
2306elif enabled arm; then
2307
34ba23c9
MR
2308 case $cpu in
2309 armv*)
2310 cpuflags="-march=$cpu"
c2eae137 2311 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2312 ;;
2313 *)
2314 cpuflags="-mcpu=$cpu"
c2eae137
MR
2315 case $cpu in
2316 cortex-a*) subarch=armv7a ;;
2317 cortex-r*) subarch=armv7r ;;
9e19704a 2318 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2319 arm11*) subarch=armv6 ;;
2320 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2321 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2322 esac
34ba23c9
MR
2323 ;;
2324 esac
343aef9b
MR
2325
2326elif enabled alpha; then
2327
34ba23c9 2328 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2329
2330elif enabled bfin; then
2331
34ba23c9 2332 cpuflags="-mcpu=$cpu"
343aef9b
MR
2333
2334elif enabled mips; then
2335
34ba23c9 2336 cpuflags="-march=$cpu"
343aef9b
MR
2337
2338elif enabled avr32; then
2339
9dbd5c3d
MR
2340 case $cpu in
2341 ap7[02]0[0-2])
2342 subarch="avr32_ap"
2343 cpuflags="-mpart=$cpu"
2344 ;;
2345 ap)
2346 subarch="avr32_ap"
2347 cpuflags="-march=$cpu"
2348 ;;
2349 uc3[ab]*)
2350 subarch="avr32_uc"
2351 cpuflags="-mcpu=$cpu"
2352 ;;
2353 uc)
2354 subarch="avr32_uc"
2355 cpuflags="-march=$cpu"
2356 ;;
2357 esac
df5cdc24 2358
343aef9b
MR
2359fi
2360
df5cdc24
MR
2361add_cflags $cpuflags
2362add_asflags $cpuflags
2363
993f2d0f
MR
2364# compiler sanity check
2365check_exec <<EOF
2366int main(void){ return 0; }
2367EOF
2368if test "$?" != 0; then
2369 echo "$cc is unable to create an executable file."
2370 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2371 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2372 echo "Only do this if you know what cross compiling means."
2373 fi
2374 die "C compiler test failed."
2375fi
2376
046f081b 2377add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2378check_cflags -std=c99
50a334e4 2379check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2380#include <stdlib.h>
2381EOF
50a334e4 2382check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2383#include <stdlib.h>
2384EOF
e9b9a2f8 2385
f0125de9 2386check_host_cflags -std=c99
0a6db2a2 2387check_host_cflags -Wall
f0125de9 2388
b24dbcbd 2389case "$arch" in
e939cedd 2390 alpha|ia64|mips|parisc|sparc)
8a3c8627 2391 spic=$shared
b24dbcbd 2392 ;;
e939cedd 2393 x86)
cfdb6148 2394 subarch="x86_32"
e939cedd 2395 check_cc <<EOF && subarch="x86_64"
58b3536d 2396 int test[(int)sizeof(char*) - 7];
cfdb6148 2397EOF
de27f4d9 2398 if test "$subarch" = "x86_64"; then
e939cedd 2399 spic=$shared
de27f4d9 2400 fi
b24dbcbd 2401 ;;
b24dbcbd
RP
2402esac
2403
343aef9b 2404enable $subarch
8a3c8627 2405enabled spic && enable pic
b24dbcbd 2406
7483e694 2407# OS specific
4f854758 2408case $target_os in
a1629e28 2409 haiku)
63ae7e7c 2410 prefix_default="/boot/common"
108caaaa 2411 network_extralibs="-lnetwork"
f59c4bd6 2412 host_libs=
a1629e28 2413 ;;
7483e694 2414 sunos)
4d58e4cb 2415 AVSERVERLDFLAGS=""
9987769a 2416 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2417 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2418 network_extralibs="-lsocket -lnsl"
779222db 2419 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2420 # When using suncc to build, the Solaris linker will mark
2421 # an executable with each instruction set encountered by
2422 # the Solaris assembler. As our libraries contain their own
2423 # guards for processor-specific code, instead suppress
2424 # generation of the HWCAPS ELF section on Solaris x86 only.
2425 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
8182dc34 2426 nm_opts='-P -g'
7483e694
DB
2427 ;;
2428 netbsd)
a1e4b3f6 2429 disable symver
07a8eef6
MR
2430 oss_indev_extralibs="-lossaudio"
2431 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2432 ;;
2433 openbsd)
7c4a001a 2434 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2435 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2436 # however the generated executable will not do anything
2437 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2438 # Thus explicitly enable PIC here.
cd78208b 2439 enable pic
a1e4b3f6 2440 disable symver
7483e694 2441 SHFLAGS='-shared'
07a8eef6
MR
2442 oss_indev_extralibs="-lossaudio"
2443 oss_outdev_extralibs="-lossaudio"
7483e694 2444 ;;
a1e4b3f6 2445 dragonfly)
a1e4b3f6
MR
2446 disable symver
2447 ;;
2448 freebsd)
7483e694
DB
2449 ;;
2450 bsd/os)
355d81df 2451 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2452 ;;
2453 darwin)
301ab19d 2454 gas="gas-preprocessor.pl $cc"
e08b8239 2455 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2456 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2457 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2458 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2459 SLIBSUF=".dylib"
2460 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2461 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2462 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2463 objformat="macho"
1b0f6fb8 2464 enabled x86_64 && objformat="macho64"
8dfa86f7 2465 enabled_any pic shared ||
2704bd1a 2466 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2467 ;;
2468 mingw32*)
9d3f4f50 2469 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2470 disable network
2471 else
2472 target_os=mingw32
2473 fi
dcc01c06 2474 LIBTARGET=i386
1fc9fb8a 2475 if enabled x86_64; then
417516f6 2476 LIBTARGET="i386:x86-64"
336cc1b0 2477 elif enabled arm; then
15c5156d 2478 LIBTARGET=arm-wince
dcc01c06 2479 fi
fbd971a4 2480 shlibdir_default="$bindir_default"
7483e694
DB
2481 SLIBPREF=""
2482 SLIBSUF=".dll"
7483e694
DB
2483 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2484 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2485 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2486 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2487 SLIB_INSTALL_LINKS=
2488 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2489 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2490 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 2491 objformat="win32"
ec10a9ab 2492 dlltool="${cross_prefix}dlltool"
bc574408 2493 enable dos_paths
1894e741 2494 check_cflags -fno-common
e26011d0
RP
2495 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2496 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2497 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2498 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2499 ;;
2500 cygwin*)
4f854758 2501 target_os=cygwin
fbd971a4 2502 shlibdir_default="$bindir_default"
7483e694
DB
2503 SLIBPREF="cyg"
2504 SLIBSUF=".dll"
2505 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2506 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2507 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2508 objformat="win32"
bc574408 2509 enable dos_paths
1894e741 2510 check_cflags -fno-common
a7a187a1 2511 add_cppflags -U__STRICT_ANSI__
7483e694 2512 ;;
4f365f37 2513 *-dos|freedos|opendos)
4f365f37 2514 network_extralibs="-lsocket"
ff1c015d 2515 objformat="coff"
bc574408 2516 enable dos_paths
a7a187a1 2517 add_cppflags -U__STRICT_ANSI__
4f365f37 2518 ;;
7483e694 2519 linux)
046f081b 2520 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
7483e694
DB
2521 enable dv1394
2522 ;;
2523 irix*)
4f854758 2524 target_os=irix
7483e694
DB
2525 ranlib="echo ignoring ranlib"
2526 ;;
d22e8442 2527 os/2*)
d22e8442 2528 ln_s="cp -f"
9297f1ed 2529 objformat="aout"
e14574eb 2530 add_cppflags -D_GNU_SOURCE
355d81df 2531 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2532 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2533 AVSERVERLDFLAGS=""
287d3b13 2534 LIBSUF="_s.a"
d22e8442
DY
2535 SLIBPREF=""
2536 SLIBSUF=".dll"
2537 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2538 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2539 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2540 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2541 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2542 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2543 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2544 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2545 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2546 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2547 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2548 enable dos_paths
d22e8442 2549 ;;
83993c1c 2550 gnu/kfreebsd)
c1f54478 2551 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
83993c1c 2552 ;;
34e82167 2553 gnu)
f60d1366 2554 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
34e82167 2555 ;;
d33ed7b3
MR
2556 qnx)
2557 add_cppflags -D_QNX_SOURCE
2558 network_extralibs="-lsocket"
2559 ;;
1c69c79f
MS
2560 symbian)
2561 SLIBSUF=".dll"
2562 enable dos_paths
e3bc07f4
MS
2563 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2564 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2565 add_ldflags -Wl,--target1-abs,--no-undefined \
2566 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2567 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2568 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2569 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2570 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2571 ;;
614d8911
MR
2572 none)
2573 ;;
7483e694 2574 *)
4f924f9a 2575 die "Unknown OS '$target_os'."
7483e694
DB
2576 ;;
2577esac
2578
6555acad
MR
2579esc(){
2580 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2581}
2582
2583echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2584
13cb2187
AS
2585check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2586
c9d19248
MR
2587set_default $PATHS_LIST
2588
320d060a 2589# we need to build at least one lib type
93b3c083 2590if ! enabled_any static shared; then
320d060a
DB
2591 cat <<EOF
2592At least one library type must be built.
2593Specify --enable-static to build the static libraries or --enable-shared to
2594build the shared libraries as well. To only build the shared libraries specify
2595--disable-static in addition to --enable-shared.
2596EOF
2597 exit 1;
2598fi
2599
2184c6f7 2600die_license_disabled() {
4c27207c 2601 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2602}
2603
e417d80d 2604die_license_disabled gpl libcdio
2184c6f7 2605die_license_disabled gpl libx264
de295976 2606die_license_disabled gpl libxavs
2184c6f7 2607die_license_disabled gpl libxvid
2184c6f7
DB
2608die_license_disabled gpl x11grab
2609
2f7ae63b 2610die_license_disabled nonfree libfaac
a060866f 2611die_license_disabled nonfree openssl
b2e3c528 2612
0b175caa
DB
2613die_license_disabled version3 libopencore_amrnb
2614die_license_disabled version3 libopencore_amrwb
d89e738a 2615die_license_disabled version3 libvo_aacenc
f502ff3f 2616die_license_disabled version3 libvo_amrwbenc
0b175caa 2617
9cad0e4e 2618enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2619
40617a6d 2620disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2621
e276d9e8
MR
2622enable_pic() {
2623 enable pic
bce7b696
MR
2624 add_cppflags -DPIC
2625 add_cflags -fPIC
2626 add_asflags -fPIC
e276d9e8
MR
2627}
2628
2629enabled pic && enable_pic
bce7b696 2630
b4d96ba2
MR
2631check_cc <<EOF || die "Symbol mangling check failed."
2632int ff_extern;
2633EOF
8182dc34 2634sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2635extern_prefix=${sym%%ff_extern*}
2636
f65883c8
MR
2637check_cc <<EOF && enable inline_asm
2638void foo(void) { __asm__ volatile ("" ::); }
2639EOF
61d251db 2640
df5e3978
MR
2641_restrict=
2642for restrict_keyword in restrict __restrict__ __restrict; do
2643 check_cc <<EOF && _restrict=$restrict_keyword && break
2644void foo(char * $restrict_keyword p);
2645EOF
2646done
2647
2648check_cc <<EOF && enable attribute_packed
2649struct { int x; } __attribute__((packed)) x;
2650EOF
2651
dffb41b9
MR
2652check_cc <<EOF && enable attribute_may_alias
2653union { int x; } __attribute__((may_alias)) x;
2654EOF
2655
df5e3978
MR
2656check_cc <<EOF || die "endian test failed"
2657unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2658EOF
48fc536a 2659od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2660
e939cedd
MR
2661if enabled alpha; then
2662
2663 check_cflags -mieee
2664
2665elif enabled arm; then
e45391bb 2666
8986fddc 2667 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 2668 nogas=die
50fa82e6 2669
44caaa56
MR
2670 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2671 enable vfp_args
2672 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2673 case "${cross_prefix:-$cc}" in
2674 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2675 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2676__asm__ (".eabi_attribute 28, 1");
2677int main(void) { return 0; }
2678EOF
44caaa56
MR
2679 esac
2680 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2681 fi
fa0912fe 2682
fa0912fe
MR
2683 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2684 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2685 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2686 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
fa0912fe 2687 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
93eb8e4d 2688 enabled vfpv3 && check_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 2689
6308729e
MR
2690 check_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
2691
e276d9e8
MR
2692 enabled_all armv6t2 shared !pic && enable_pic
2693
fa0912fe 2694elif enabled mips; then
e45391bb 2695
fa0912fe
MR
2696 check_asm loongson '"dmult.g $1, $2, $3"'
2697 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2698
fa0912fe 2699elif enabled ppc; then
e45391bb 2700
e6a0c354
MR
2701 enable local_aligned_8 local_aligned_16
2702
135448fa 2703 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2704 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2705 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2706 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2707
2708 # AltiVec flags: The FSF version of GCC differs from the Apple version
2709 if enabled altivec; then
301ab19d 2710 nogas=warn
fa0912fe
MR
2711 check_cflags -maltivec -mabi=altivec &&
2712 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2713 check_cflags -faltivec
2714
2715 # check if our compiler supports Motorola AltiVec C API
2716 check_cc <<EOF || disable altivec
2717$inc_altivec_h
2718int main(void) {
2719 vector signed int v1, v2, v3;
2720 v1 = vec_add(v2,v3);
2721 return 0;
2722}
2723EOF
2724
2725 # check if our compiler supports braces for vector declarations
2726 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2727$inc_altivec_h
2728int main (void) { (vector int) {1}; return 0; }
2729EOF
2730 fi
e45391bb 2731
fa0912fe 2732elif enabled sparc; then
e45391bb 2733
fa0912fe
MR
2734 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2735 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2736
fa0912fe 2737elif enabled x86; then
e45391bb 2738
e6a0c354
MR
2739 enable local_aligned_8 local_aligned_16
2740
44965991
PI
2741 # check whether EBP is available on x86
2742 # As 'i' is stored on the stack, this program will crash
2743 # if the base pointer is used to access it because the
2744 # base pointer is cleared in the inline assembly code.
7dfef245 2745 check_exec_crash <<EOF && enable ebp_available
44965991 2746 volatile int i=0;
be449fca 2747 __asm__ volatile (
44965991
PI
2748 "xorl %%ebp, %%ebp"
2749 ::: "%ebp");
2750 return i;
44965991
PI
2751EOF
2752
f494213c 2753 # check whether EBX is available on x86
7cee5421
MR
2754 check_asm ebx_available '""::"b"(0)' &&
2755 check_asm ebx_available '"":::"%ebx"'
8e380710 2756
6f74fb03
RP
2757 # check whether xmm clobbers are supported
2758 check_asm xmm_clobbers '"":::"%xmm0"'
2759
d7f0920b 2760 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2761 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2762 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6 2763
9cca1e40 2764 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2765 if check_cmd $yasmexe --version; then
2766 enabled x86_64 && yasm_extra="-m amd64"
2767 yasm_debug="-g dwarf2"
2768 elif check_cmd nasm -v; then
2769 yasmexe=nasm
2770 yasm_debug="-g -F dwarf"
2771 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2772 fi
2773
2774 YASMFLAGS="-f $objformat $yasm_extra"
2775 enabled pic && append YASMFLAGS "-DPIC"
2776 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2777 case "$objformat" in
2778 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2779 esac
2780
48545a8f 2781 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2782 die "yasm not found, use --disable-yasm for a crippled build"
429059f8 2783 check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
31a0dcb2 2784 fi
e45391bb 2785
669b5583
MR
2786 case "$cpu" in
2787 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2788 disable fast_clz
2789 ;;
2790 esac
2791
44965991
PI
2792fi
2793
301ab19d
MR
2794if enabled asm; then
2795 as=${gas:=$as}
2796 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2797 $nogas "GNU assembler not found, install gas-preprocessor"
2798fi
2799
4a7e068b
MR
2800check_ldflags -Wl,--as-needed
2801
a98bb16d
RP
2802if check_func dlopen; then
2803 ldl=
2804elif check_func dlopen -ldl; then
2805 ldl=-ldl
8bf5d58f
MN
2806fi
2807
54fe299b
DV
2808if enabled network; then
2809 check_type "sys/types.h sys/socket.h" socklen_t
2810 check_type netdb.h "struct addrinfo"
2811 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2812 check_type netinet/in.h "struct sockaddr_in6"
2813 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2814 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
5699884c 2815 check_header netinet/sctp.h
54fe299b
DV
2816 # Prefer arpa/inet.h over winsock2
2817 if check_header arpa/inet.h ; then
2818 check_func closesocket
2819 elif check_header winsock2.h ; then
2820 check_func_headers winsock2.h closesocket -lws2 && \
2821 network_extralibs="-lws2" || \
2822 { check_func_headers winsock2.h closesocket -lws2_32 && \
2823 network_extralibs="-lws2_32"; }
2824 check_type ws2tcpip.h socklen_t
2825 check_type ws2tcpip.h "struct addrinfo"
2826 check_type ws2tcpip.h "struct ipv6_mreq"
2827 check_type ws2tcpip.h "struct sockaddr_in6"
2828 check_type ws2tcpip.h "struct sockaddr_storage"
2829 check_struct winsock2.h "struct sockaddr" sa_len
2830 else
2831 disable network
2832 fi
2833fi
2834
75ecf149
DB
2835# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2836check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2837
534a2231 2838check_func fcntl
7483e694 2839check_func fork
84882df6 2840check_func getaddrinfo $network_extralibs
7483e694
DB
2841check_func gethrtime
2842check_func getrusage
fc5607f8 2843check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 2844check_func gettimeofday
094c09bb 2845check_func inet_aton $network_extralibs
abfc8d05 2846check_func isatty
a5b64584 2847check_func localtime_r
4ae40685 2848check_func ${malloc_prefix}memalign && enable memalign
7483e694 2849check_func mkstemp
0328b9ea 2850check_func mmap
4ae40685 2851check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 2852check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 2853check_func setrlimit
87958234 2854check_func strerror_r
6379900c 2855check_func strptime
47941088 2856check_func strtok_r
ea4d5f48 2857check_func sched_getaffinity
bcc73960 2858check_func sysconf
b9e22269 2859check_func sysctl
d3d3a32c 2860check_func usleep
b507ebd1 2861check_func_headers io.h setmode
fc5607f8 2862check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 2863check_func_headers windows.h GetProcessAffinityMask
2446d3d6 2864check_func_headers windows.h GetProcessTimes
61183b5a 2865check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 2866check_func_headers windows.h MapViewOfFile
d3d3a32c 2867check_func_headers windows.h Sleep
7c5bfe7a 2868check_func_headers windows.h VirtualAlloc
6ffa87d3 2869
a98bb16d 2870check_header dlfcn.h
92c6a099 2871check_header dxva2api.h
a98bb16d 2872check_header malloc.h
bf6ce82d 2873check_header poll.h
b58412f1 2874check_header sys/mman.h
06bb5905 2875check_header sys/param.h
b091aa44 2876check_header sys/resource.h
bf6ce82d 2877check_header sys/select.h
e64bceea 2878check_header sys/time.h
542920b7 2879check_header unistd.h
272081b0
CEH
2880check_header vdpau/vdpau.h
2881check_header vdpau/vdpau_x11.h
d3d3a32c 2882check_header windows.h
68178ca9 2883check_header X11/extensions/XvMClib.h
a98bb16d 2884
a4fa192c 2885disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2886disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4 2887
ff3755cb
JG
2888if ! disabled w32threads && ! enabled pthreads; then
2889 check_func _beginthreadex && enable w32threads
2890fi
2891
57bd82d4
MR
2892# check for some common methods of building with pthread support
2893# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2894if ! disabled pthreads && ! enabled w32threads; then
2895 enable pthreads
9e7fd101
MR
2896 if check_func pthread_create; then
2897 :
2898 elif check_func pthread_create -pthread; then
2899 add_cflags -pthread
afc9aee2 2900 add_extralibs -pthread
9e7fd101
MR
2901 elif check_func pthread_create -pthreads; then
2902 add_cflags -pthreads
afc9aee2 2903 add_extralibs -pthreads
8d94f606
GT
2904 elif check_func pthread_create -lpthreadGC2; then
2905 add_extralibs -lpthreadGC2
9e7fd101 2906 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2907 disable pthreads
9e7fd101 2908 fi
57bd82d4
MR
2909fi
2910
8eee7025 2911for thread in $THREADS_LIST; do
e5f94c2b 2912 if enabled $thread; then
3ae3b721
RP
2913 test -n "$thread_type" &&
2914 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2915 thread_type="$thread"
e5f94c2b
RP
2916 fi
2917done
2918
50f7c296 2919check_lib math.h sin -lm && LIBM="-lm"
f3e3f28e 2920enabled vaapi && require vaapi va/va.h vaInitialize -lva
fdf88598 2921
15333562 2922check_mathfunc cbrtf
645d2652
MR
2923check_mathfunc exp2
2924check_mathfunc exp2f
2925check_mathfunc llrint
07876e25 2926check_mathfunc llrintf
645d2652
MR
2927check_mathfunc log2
2928check_mathfunc log2f
2929check_mathfunc lrint
2930check_mathfunc lrintf
2931check_mathfunc round
2932check_mathfunc roundf
23d3931a 2933check_mathfunc trunc
645d2652 2934check_mathfunc truncf
f32adb22 2935
57bd82d4 2936# these are off by default, so fail if requested and not available
a1b3c5a3 2937enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2938enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
bc8c1395 2939enabled gnutls && require_pkg_config gnutls gnutls/gnutls.h gnutls_global_init
79fda097 2940enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
a5b64584 2941enabled libfreetype && require_pkg_config freetype2 "ft2build.h freetype/freetype.h" FT_Init_FreeType
5af41508 2942enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
3641b048 2943enabled libilbc && require libilbc ilbc.h WebRtcIlbcfix_InitDecode -lilbc
9b9d3868 2944enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
eb7626a3
MR
2945enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2946enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2947enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2948enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
0de9c41f 2949enabled libpulse && require_pkg_config libpulse-simple pulse/simple.h pa_simple_new
4fa18c56
MR
2950enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2951enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2952enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2953enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
d89e738a 2954enabled libvo_aacenc && require libvo_aacenc vo-aacenc/voAAC.h voGetAACEncAPI -lvo-aacenc
f502ff3f 2955enabled libvo_amrwbenc && require libvo_amrwbenc vo-amrwbenc/enc_if.h E_IF_init -lvo-amrwbenc
7483e694 2956enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2957enabled libvpx && {
2958 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2959 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2960 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2961 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2962enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
46c3c53b
AK
2963 { check_cpp_condition x264.h "X264_BUILD >= 118" ||
2964 die "ERROR: libx264 version must be >= 0.118."; }
de295976 2965enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2966enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
a060866f
MS
2967enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
2968 check_lib openssl/ssl.h SSL_library_init -lssl32 -leay32 ||
2969 check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto -lws2_32 -lgdi32 ||
2970 die "ERROR: openssl not found"; }
8ac17293 2971
0b4a1821
AS
2972# libdc1394 check
2973if enabled libdc1394; then
2974 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2975 enable libdc1394_2; } ||
2976 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2977 enable libdc1394_1; } ||
2978 die "ERROR: No version of libdc1394 found "
2979fi
2980
9bd41bb1 2981if check_pkg_config sdl SDL_events.h SDL_PollEvent; then
aa692d54
MR
2982 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2983 enable sdl &&
2984 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2985fi
57bd82d4 2986
2270b4b2 2987texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2988
c6f95144 2989check_header linux/fb.h
06e31011 2990check_header linux/videodev2.h
a6a4793d
LB
2991check_struct linux/videodev2.h "struct v4l2_frmivalenum" discrete
2992
1b6e8b73 2993check_header sys/videoio.h
47f38850 2994
27796dc3 2995check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
2996# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
2997# w32api 3.12 had it defined wrong
2998check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 2999
f8aa696f 3000# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
3001{ check_header dev/bktr/ioctl_meteor.h &&
3002 check_header dev/bktr/ioctl_bt848.h; } ||
3003{ check_header machine/ioctl_meteor.h &&
3004 check_header machine/ioctl_bt848.h; } ||
3005{ check_header dev/video/meteor/ioctl_meteor.h &&
3006 check_header dev/video/bktr/ioctl_bt848.h; } ||
3007check_header dev/ic/bt8xx.h
f8aa696f 3008
15d59d2c 3009check_header sndio.h
c7682de0
RP
3010check_header sys/soundcard.h
3011check_header soundcard.h
deb29777 3012
b6f3d925 3013enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 3014
8772997d
SM
3015enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack &&
3016 check_func jack_port_get_latency_range -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
4a584eda
JA
3023enabled x11grab &&
3024require X11 X11/Xlib.h XOpenDisplay -lX11 &&
3025require Xext X11/extensions/XShm.h XShmCreateImage -lXext &&
3026require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes
f58f4ce1 3027
ac3dbb4d
SZ
3028# check for VDA header
3029if ! disabled vda && check_header VideoDecodeAcceleration/VDADecoder.h; then
be1e8725 3030 enable vda && add_extralibs -framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore
ac3dbb4d
SZ
3031fi
3032
598ef02b 3033if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
3034check_cpp_condition \
3035 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
3036 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
3037 disable vdpau; }
abf649c7 3038fi
deda2a4a 3039
95e561ec 3040enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
3041
3042# add some useful compiler flags if supported
3043check_cflags -Wdeclaration-after-statement
dcd479c0 3044check_cflags -Wall
440e3b2f 3045check_cflags -Wno-parentheses
dcd479c0 3046check_cflags -Wno-switch
b36518dc 3047check_cflags -Wno-format-zero-length
c07bd6a9
MN
3048check_cflags -Wdisabled-optimization
3049check_cflags -Wpointer-arith
3050check_cflags -Wredundant-decls
cc1fb623 3051check_cflags -Wno-pointer-sign
f4929996 3052check_cflags -Wcast-qual
9aceb3cf 3053check_cflags -Wwrite-strings
652a5bf6 3054check_cflags -Wtype-limits
764551c6 3055check_cflags -Wundef
fc298fd9 3056check_cflags -Wmissing-prototypes
c2ed91de 3057check_cflags -Wstrict-prototypes
5af4e0cc 3058enabled extra_warnings && check_cflags -Winline
cf9d24ad 3059
57bd82d4 3060# add some linker flags
5c0e9479 3061check_ldflags -Wl,--warn-common
3510a133 3062check_ldflags -Wl,-rpath-link=libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
fef2d661 3063test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 3064
7e4d9d5d
RB
3065enabled xmm_clobber_test && \
3066 check_ldflags -Wl,--wrap,avcodec_open2 \
3067 -Wl,--wrap,avcodec_decode_audio4 \
3068 -Wl,--wrap,avcodec_decode_video2 \
3069 -Wl,--wrap,avcodec_decode_subtitle2 \
3070 -Wl,--wrap,avcodec_encode_audio2 \
3071 -Wl,--wrap,avcodec_encode_video \
3072 -Wl,--wrap,avcodec_encode_subtitle \
3073 -Wl,--wrap,sws_scale || \
3074 disable xmm_clobber_test
3075
a482e61b 3076echo "X{};" > $TMPV
b462d132 3077if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 3078 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
3079 check_cc <<EOF && enable symver_asm_label
3080void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 3081void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
3082EOF
3083 check_cc <<EOF && enable symver_gnu_asm
3084__asm__(".symver ff_foo,av_foo@VERSION");
3085void ff_foo(void) {}
3086EOF
3087fi
a482e61b 3088
9cd7b854
MR
3089if [ -n "$optflags" ]; then
3090 add_cflags $optflags
3091elif enabled small; then
14ca9cd0 3092 add_cflags $size_cflags
8400d6b8 3093elif enabled optimizations; then
14ca9cd0 3094 add_cflags $speed_cflags
b05394a0
MR
3095else
3096 add_cflags $noopt_cflags
cddf3f45 3097fi
11fdbc44 3098check_cflags -fno-math-errno
b2eb2ff0 3099check_cflags -fno-signed-zeros
cddf3f45 3100
629687f6 3101if enabled icc; then
b1598b58
MR
3102 # Just warnings, no remarks
3103 check_cflags -w1
3104 # -wd: Disable following warnings
3105 # 144, 167, 556: -Wno-pointer-sign
91bcad19 3106 # 1292: attribute "foo" ignored
88de5b0a 3107 # 1419: external declaration in primary source file
b1598b58 3108 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 3109 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 3110 # 10156: ignoring option '-W'; no argument required
88de5b0a 3111 check_cflags -wd144,167,556,1292,1419,10006,10148,10156
b1598b58
MR
3112 # 11030: Warning unknown option --as-needed
3113 # 10156: ignoring option '-export'; no argument required
3114 check_ldflags -wd10156,11030
3115 # Allow to compile with optimizations
3116 check_ldflags -march=$cpu
be2cf98a
CEH
3117 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3118 enable ebp_available
bdefad73
MR
3119 if enabled x86_32; then
3120 test ${icc_version%%.*} -ge 11 && \
3121 check_cflags -falign-stack=maintain-16-byte || \
3122 disable aligned_stack
3123 fi
df442a8d
MR
3124elif enabled ccc; then
3125 # disable some annoying warnings
3126 add_cflags -msg_disable cvtu32to64
3127 add_cflags -msg_disable embedcomment
3128 add_cflags -msg_disable needconstext
3129 add_cflags -msg_disable nomainieee
3130 add_cflags -msg_disable ptrmismatch1
3131 add_cflags -msg_disable unreachcode
973859f5
MR
3132elif enabled gcc; then
3133 check_cflags -fno-tree-vectorize
765e6134 3134 check_cflags -Werror=implicit-function-declaration
de63bfec 3135 check_cflags -Werror=missing-prototypes
9d6b2077 3136 check_cflags -Werror=declaration-after-statement
613a4e3f
MR
3137elif enabled llvm_gcc; then
3138 check_cflags -mllvm -stack-alignment=16
06da6943 3139elif enabled clang; then
5c8ef670 3140 check_cflags -mllvm -stack-alignment=16
06da6943 3141 check_cflags -Qunused-arguments
138132be
MR
3142elif enabled armcc; then
3143 # 2523: use of inline assembler is deprecated
bcafde61
MR
3144 add_cflags -W${armcc_opt},--diag_suppress=2523
3145 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3146 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3147 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
d0ce090e
MR
3148 add_cflags -W${armcc_opt},--diag_suppress=167 # pointer sign
3149 add_cflags -W${armcc_opt},--diag_suppress=513 # pointer sign
587d24ff
MR
3150elif enabled tms470; then
3151 add_cflags -pds=824 -pds=837
5f3b8314
MR
3152elif enabled pathscale; then
3153 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3154fi
3155
7483e694
DB
3156enabled_any $THREADS_LIST && enable threads
3157
3158check_deps $CONFIG_LIST \
b6bb00b0 3159 $CONFIG_EXTRA \
7483e694 3160 $HAVE_LIST \
54e75be4
DB
3161 $ALL_COMPONENTS \
3162 $ALL_TESTS \
f70f03f6 3163
3bfd582c 3164enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3165
be1a839c 3166! enabled_any memalign posix_memalign aligned_malloc &&
9bbd6a4c
MR
3167 enabled_any $need_memalign && enable memalign_hack
3168
3e89171a 3169echo "install prefix $prefix"
f36958f8
DB
3170echo "source path $source_path"
3171echo "C compiler $cc"
f36958f8 3172echo "ARCH $arch ($cpu)"
ce8871c2
MR
3173if test "$build_suffix" != ""; then
3174 echo "build suffix $build_suffix"
eb94aca9 3175fi
ac63af34
DB
3176if test "$extra_version" != ""; then
3177 echo "version string suffix $extra_version"
3178fi
0db2ce77 3179echo "big-endian ${bigendian-no}"
e90f5b5a 3180echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3181if enabled x86; then
6348a96c 3182 echo "${yasmexe} ${yasm-no}"
0db2ce77 3183 echo "MMX enabled ${mmx-no}"
30e98e62 3184 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3185 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3186 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3187 echo "SSE enabled ${sse-no}"
30e98e62 3188 echo "SSSE3 enabled ${ssse3-no}"
c73b779d 3189 echo "AVX enabled ${avx-no}"
0db2ce77
MR
3190 echo "CMOV enabled ${cmov-no}"
3191 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3192 echo "EBX available ${ebx_available-no}"
3193 echo "EBP available ${ebp_available-no}"
e41e8342 3194fi
5b6c2cbd 3195if enabled arm; then
0db2ce77
MR
3196 echo "ARMv5TE enabled ${armv5te-no}"
3197 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3198 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3199 echo "ARM VFP enabled ${armvfp-no}"
6b18d278 3200 echo "NEON enabled ${neon-no}"
eba9ae3c 3201fi
5b6c2cbd 3202if enabled mips; then
0db2ce77 3203 echo "MMI enabled ${mmi-no}"
e41e8342 3204fi
5b6c2cbd 3205if enabled ppc; then
0db2ce77 3206 echo "AltiVec enabled ${altivec-no}"
30e98e62