cosmetics: fix dashed line length after 070c5d0
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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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.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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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
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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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
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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."
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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
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54 exit 1
55fi
56
74c53c2d 57show_help(){
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58cat <<EOF
59Usage: configure [options]
60Options: [defaults in brackets after descriptions]
61
62Standard options:
63 --help print this message
19bd477d 64 --logfile=FILE log tests and output to FILE [config.log]
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65 --disable-logging do not log configure debug information
66 --prefix=PREFIX install in PREFIX [$prefix]
67 --bindir=DIR install binaries in DIR [PREFIX/bin]
68 --datadir=DIR install data files in DIR [PREFIX/share/ffmpeg]
69 --libdir=DIR install libs in DIR [PREFIX/lib]
70 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
71 --incdir=DIR install includes in DIR [PREFIX/include]
72 --mandir=DIR install man page in DIR [PREFIX/share/man]
73
74Configuration options:
75 --disable-static do not build static libraries [no]
76 --enable-shared build shared libraries [no]
77 --enable-gpl allow use of GPL code, the resulting libs
78 and binaries will be under GPL [no]
79 --enable-version3 upgrade (L)GPL to version 3 [no]
80 --enable-nonfree allow use of nonfree code, the resulting libs
81 and binaries will be unredistributable [no]
82 --disable-doc do not build documentation
83 --disable-ffmpeg disable ffmpeg build
84 --disable-ffplay disable ffplay build
336ce917 85 --disable-ffprobe disable ffprobe build
06454877 86 --disable-ffserver disable ffserver build
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87 --disable-avdevice disable libavdevice build
88 --disable-avcodec disable libavcodec build
89 --disable-avformat disable libavformat build
90 --disable-swscale disable libswscale build
06454877 91 --enable-postproc enable GPLed postprocessing support [no]
cccc039f 92 --disable-avfilter disable video filter support [no]
0dbfc1db 93 --disable-pthreads disable pthreads [auto]
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94 --enable-w32threads use Win32 threads [no]
95 --enable-x11grab enable X11 grabbing [no]
96 --disable-network disable network support [no]
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97 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
98 --enable-gray enable full grayscale support (slower color)
99 --disable-swscale-alpha disable alpha channel support in swscale
100 --disable-fastdiv disable table-based division
101 --enable-small optimize for size instead of speed
102 --disable-aandct disable AAN DCT code
7f3f5f46 103 --disable-dct disable DCT code
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104 --disable-fft disable FFT code
105 --disable-golomb disable Golomb code
3447f12d 106 --disable-huffman disable Huffman code
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107 --disable-lpc disable LPC code
108 --disable-mdct disable MDCT code
109 --disable-rdft disable RDFT code
110 --disable-vaapi disable VAAPI code
111 --disable-vdpau disable VDPAU code
92c6a099 112 --disable-dxva2 disable DXVA2 code
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113 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
114 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
115 --enable-memalign-hack emulate memalign, interferes with memory debuggers
bb55e3a3 116 --disable-everything disable all components listed below
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117 --disable-encoder=NAME disable encoder NAME
118 --enable-encoder=NAME enable encoder NAME
119 --disable-encoders disable all encoders
120 --disable-decoder=NAME disable decoder NAME
121 --enable-decoder=NAME enable decoder NAME
122 --disable-decoders disable all decoders
123 --disable-hwaccel=NAME disable hwaccel NAME
124 --enable-hwaccel=NAME enable hwaccel NAME
125 --disable-hwaccels disable all hwaccels
126 --disable-muxer=NAME disable muxer NAME
127 --enable-muxer=NAME enable muxer NAME
128 --disable-muxers disable all muxers
129 --disable-demuxer=NAME disable demuxer NAME
130 --enable-demuxer=NAME enable demuxer NAME
131 --disable-demuxers disable all demuxers
132 --enable-parser=NAME enable parser NAME
133 --disable-parser=NAME disable parser NAME
134 --disable-parsers disable all parsers
135 --enable-bsf=NAME enable bitstream filter NAME
136 --disable-bsf=NAME disable bitstream filter NAME
137 --disable-bsfs disable all bitstream filters
138 --enable-protocol=NAME enable protocol NAME
139 --disable-protocol=NAME disable protocol NAME
140 --disable-protocols disable all protocols
141 --disable-indev=NAME disable input device NAME
142 --disable-outdev=NAME disable output device NAME
143 --disable-indevs disable input devices
144 --disable-outdevs disable output devices
145 --disable-devices disable all devices
146 --enable-filter=NAME enable filter NAME
147 --disable-filter=NAME disable filter NAME
148 --disable-filters disable all filters
149 --list-decoders show all available decoders
150 --list-encoders show all available encoders
151 --list-hwaccels show all available hardware accelerators
152 --list-muxers show all available muxers
153 --list-demuxers show all available demuxers
154 --list-parsers show all available parsers
155 --list-protocols show all available protocols
156 --list-bsfs show all available bitstream filters
157 --list-indevs show all available input devices
158 --list-outdevs show all available output devices
159 --list-filters show all available filters
160
161External library support:
162 --enable-avisynth enable reading of AVISynth script files [no]
163 --enable-bzlib enable bzlib [autodetect]
47941088 164 --enable-frei0r enable frei0r video filtering
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165 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
166 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
6ebf0bfc 167 --enable-libopencv enable video filtering via libopencv [no]
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168 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
169 and libraw1394 [no]
170 --enable-libdirac enable Dirac support via libdirac [no]
171 --enable-libfaac enable FAAC support via libfaac [no]
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172 --enable-libgsm enable GSM support via libgsm [no]
173 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
174 --enable-libnut enable NUT (de)muxing via libnut,
175 native (de)muxer exists [no]
176 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
0f943ce6 177 --enable-librtmp enable RTMP[E] support via librtmp [no]
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178 --enable-libschroedinger enable Dirac support via libschroedinger [no]
179 --enable-libspeex enable Speex decoding via libspeex [no]
180 --enable-libtheora enable Theora encoding via libtheora [no]
181 --enable-libvorbis enable Vorbis encoding via libvorbis,
182 native implementation exists [no]
8299a7f8 183 --enable-libvpx enable VP8 support via libvpx [no]
06454877 184 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 185 --enable-libxavs enable AVS encoding via xavs [no]
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186 --enable-libxvid enable Xvid encoding via xvidcore,
187 native MPEG-4/Xvid encoder exists [no]
188 --enable-mlib enable Sun medialib [no]
189 --enable-zlib enable zlib [autodetect]
190
191Advanced options (experts only):
192 --source-path=PATH path to source code [$source_path]
193 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
194 --enable-cross-compile assume a cross-compiler is used
195 --sysroot=PATH root of cross-build tree
196 --sysinclude=PATH location of cross-build system headers
197 --target-os=OS compiler targets OS [$target_os]
198 --target-exec=CMD command to run executables on target
199 --target-path=DIR path to view of build directory on target
200 --nm=NM use nm tool
121d78d0 201 --ar=AR use archive tool AR [$ar_default]
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202 --as=AS use assembler AS [$as_default]
203 --cc=CC use C compiler CC [$cc_default]
204 --ld=LD use linker LD
205 --host-cc=HOSTCC use host C compiler HOSTCC
206 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
207 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
208 --host-libs=HLIBS use libs HLIBS when linking for host
209 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
210 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
211 --extra-libs=ELIBS add ELIBS [$ELIBS]
212 --extra-version=STRING version string suffix []
213 --build-suffix=SUFFIX library name suffix []
214 --arch=ARCH select architecture [$arch]
215 --cpu=CPU select the minimum required CPU (affects
216 instruction selection, may crash on older CPUs)
c8a4ae00 217 --disable-asm disable all assembler optimizations
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218 --disable-altivec disable AltiVec optimizations
219 --disable-amd3dnow disable 3DNow! optimizations
220 --disable-amd3dnowext disable 3DNow! extended optimizations
221 --disable-mmx disable MMX optimizations
222 --disable-mmx2 disable MMX2 optimizations
223 --disable-sse disable SSE optimizations
224 --disable-ssse3 disable SSSE3 optimizations
87f1355f 225 --disable-avx disable AVX optimizations
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226 --disable-armv5te disable armv5te optimizations
227 --disable-armv6 disable armv6 optimizations
228 --disable-armv6t2 disable armv6t2 optimizations
229 --disable-armvfp disable ARM VFP optimizations
230 --disable-iwmmxt disable iwmmxt optimizations
231 --disable-mmi disable MMI optimizations
232 --disable-neon disable neon optimizations
233 --disable-vis disable VIS optimizations
234 --disable-yasm disable use of yasm assembler
235 --enable-pic build position-independent code
4ae40685 236 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 237 --enable-sram allow use of on-chip SRAM
9baec618 238 --disable-symver disable symbol versioning
06454877 239
070c5d0f 240Developer options (useful when working on Libav itself):
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241 --disable-debug disable debugging symbols
242 --enable-debug=LEVEL set the debug level [$debuglevel]
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243 --disable-optimizations disable compiler optimizations
244 --enable-extra-warnings enable more compiler warnings
245 --disable-stripping disable stripping of executables and shared libraries
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246 --samples=PATH location of test samples for FATE, if not set use
247 \$FATE_SAMPLES at make invocation time.
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248
249NOTE: Object files are built at the place where configure is launched.
250EOF
60e8bc13 251 exit 0
74c53c2d 252}
cf9d24ad 253
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254quotes='""'
255
57bd82d4 256log(){
2270b4b2 257 echo "$@" >> $logfile
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258}
259
720c69da 260log_file(){
c8e9f801 261 log BEGIN $1
2270b4b2 262 pr -n -t $1 >> $logfile
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263 log END $1
264}
265
2ba042a7 266echolog(){
c8e9f801 267 log "$@"
57bd82d4 268 echo "$@"
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269}
270
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271warn(){
272 log "WARNING: $*"
273 WARNINGS="${WARNINGS}WARNING: $*\n"
274}
275
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276die(){
277 echolog "$@"
278 cat <<EOF
d326cf7f 279
2ba042a7 280If you think configure made a mistake, make sure you are using the latest
4a6a21f5 281version from Git. If the latest version fails, report the problem to the
070c5d0f 282libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 283EOF
e155a21a 284 if disabled logging; then
2ba042a7 285 cat <<EOF
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286Rerun configure with logging enabled (do not use --disable-logging), and
287include the log this produces with your report.
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288EOF
289 else
290cat <<EOF
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291Include the log file "$logfile" produced by configure as this will help
292solving the problem.
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293EOF
294 fi
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295 exit 1
296}
297
6c6007d6 298# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 299toupper(){
6c6007d6 300 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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301}
302
4a5444db 303tolower(){
6c6007d6 304 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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305}
306
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307c_escape(){
308 echo "$*" | sed 's/["\\]/\\\0/g'
309}
310
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311sh_quote(){
312 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 313 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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314 echo "$v"
315}
316
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317cleanws(){
318 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
319}
320
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321filter(){
322 pat=$1
323 shift
324 for v; do
98ef6079 325 eval "case $v in $pat) echo $v ;; esac"
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326 done
327}
328
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329filter_out(){
330 pat=$1
331 shift
332 for v; do
333 eval "case $v in $pat) ;; *) echo $v ;; esac"
334 done
335}
336
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337map(){
338 m=$1
339 shift
e0e335a0 340 for v; do eval $m; done
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341}
342
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343set_all(){
344 value=$1
345 shift
346 for var in $*; do
347 eval $var=$value
348 done
349}
350
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351set_weak(){
352 value=$1
353 shift
354 for var; do
355 eval : \${$var:=$value}
356 done
357}
358
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359set_safe(){
360 var=$1
361 shift
362 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
363}
364
365get_safe(){
366 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
367}
368
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369pushvar(){
370 for var in $*; do
371 eval level=\${${var}_level:=0}
372 eval ${var}_${level}="\$$var"
373 eval ${var}_level=$(($level+1))
374 done
375}
376
377popvar(){
378 for var in $*; do
379 eval level=\${${var}_level:-0}
380 test $level = 0 && continue
381 eval level=$(($level-1))
382 eval $var="\${${var}_${level}}"
383 eval ${var}_level=$level
384 eval unset ${var}_${level}
385 done
386}
387
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388enable(){
389 set_all yes $*
390}
391
392disable(){
393 set_all no $*
394}
395
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396enable_weak(){
397 set_weak yes $*
398}
399
400disable_weak(){
401 set_weak no $*
402}
403
72702705 404enable_safe(){
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405 for var; do
406 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
407 done
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408}
409
410disable_safe(){
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411 for var; do
412 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
413 done
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414}
415
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416do_enable_deep(){
417 for var; do
418 enabled $var && continue
419 eval sel="\$${var}_select"
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420 eval sgs="\$${var}_suggest"
421 pushvar var sgs
f9d328da 422 enable_deep $sel
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423 popvar sgs
424 enable_deep_weak $sgs
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425 popvar var
426 done
427}
428
429enable_deep(){
430 do_enable_deep $*
431 enable $*
432}
433
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434enable_deep_weak(){
435 do_enable_deep $*
436 enable_weak $*
437}
438
57bd82d4 439enabled(){
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440 test "${1#!}" = "$1" && op== || op=!=
441 eval test "x\$${1#!}" $op "xyes"
44161118
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442}
443
37970ebf 444disabled(){
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445 test "${1#!}" = "$1" && op== || op=!=
446 eval test "x\$${1#!}" $op "xno"
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447}
448
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449enabled_all(){
450 for opt; do
451 enabled $opt || return 1
452 done
453}
454
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455disabled_all(){
456 for opt; do
457 disabled $opt || return 1
458 done
459}
460
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461enabled_any(){
462 for opt; do
463 enabled $opt && return 0
464 done
465}
466
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467disabled_any(){
468 for opt; do
469 disabled $opt && return 0
470 done
f7b230a7 471 return 1
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472}
473
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474set_default(){
475 for opt; do
88268e94 476 eval : \${$opt:=\$${opt}_default}
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477 done
478}
479
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480is_in(){
481 value=$1
482 shift
483 for var in $*; do
484 [ $var = $value ] && return 0
485 done
486 return 1
487}
488
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489check_deps(){
490 for cfg; do
3250003c 491 cfg="${cfg#!}"
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492 enabled ${cfg}_checking && die "Circular dependency for $cfg."
493 disabled ${cfg}_checking && continue
494 enable ${cfg}_checking
495
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496 eval dep_all="\$${cfg}_deps"
497 eval dep_any="\$${cfg}_deps_any"
7ef3425f 498 eval dep_sel="\$${cfg}_select"
c510c7b5 499 eval dep_sgs="\$${cfg}_suggest"
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500 eval dep_ifa="\$${cfg}_if"
501 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 502
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503 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
504 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
505 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 506
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507 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
508 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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509 enabled_all $dep_all || disable $cfg
510 enabled_any $dep_any || disable $cfg
7ef3425f 511 disabled_any $dep_sel && disable $cfg
799c9e9b 512
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513 if enabled $cfg; then
514 eval dep_extralibs="\$${cfg}_extralibs"
515 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 516 enable_deep $dep_sel
c510c7b5 517 enable_deep_weak $dep_sgs
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518 fi
519
799c9e9b 520 disable ${cfg}_checking
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521 done
522}
523
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524print_config_h(){
525 enabled $1 && v=1 || v=0
526 echo "#define $2 $v"
527}
528
529print_config_mak(){
530 enabled $1 && v= || v=!
531 echo "$v$2=yes"
532}
533
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534print_config_asm(){
535 enabled $1 && echo "%define $2"
536}
537
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538print_config(){
539 pfx=$1
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540 files=$2
541 shift 2
44161118 542 for cfg; do
5e622c40 543 ucname="$(toupper $cfg)"
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544 for f in $files; do
545 "print_config_${f##*.}" $cfg ${pfx}${ucname} >>$f
546 done
44161118 547 done
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548}
549
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550print_enabled(){
551 test "$1" = -n && end=" " && shift || end="\n"
552 suf=$1
553 shift
554 for v; do
555 enabled $v && printf "%s$end" ${v%$suf};
556 done
557}
558
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559append(){
560 var=$1
561 shift
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562 eval "$var=\"\$$var $*\""
563}
564
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565prepend(){
566 var=$1
567 shift
568 eval "$var=\"$* \$$var\""
569}
570
50a334e4 571add_cppflags(){
caf458dd 572 append CPPFLAGS $($filter_cppflags "$@")
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573}
574
57bd82d4 575add_cflags(){
caf458dd 576 append CFLAGS $($filter_cflags "$@")
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577}
578
2f2e6c7c 579add_asflags(){
caf458dd 580 append ASFLAGS $($filter_asflags "$@")
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581}
582
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583add_ldflags(){
584 append LDFLAGS "$@"
585}
586
587add_extralibs(){
60361817 588 prepend extralibs "$@"
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589}
590
b0cfb663 591check_cmd(){
b3cb5d51 592 log "$@"
2270b4b2 593 "$@" >> $logfile 2>&1
b0cfb663
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594}
595
dcd479c0 596check_cc(){
57bd82d4 597 log check_cc "$@"
2270b4b2 598 cat > $TMPC
720c69da 599 log_file $TMPC
50a334e4 600 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
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601}
602
603check_cpp(){
604 log check_cpp "$@"
2270b4b2 605 cat > $TMPC
720c69da 606 log_file $TMPC
9e7f3277 607 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
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608}
609
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610check_as(){
611 log check_as "$@"
612 cat > $TMPC
613 log_file $TMPC
2f2e6c7c 614 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
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615}
616
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MR
617check_asm(){
618 log check_asm "$@"
619 name="$1"
3784e82e 620 code="$2"
940f335a 621 shift 2
49214f61
MR
622 disable $name
623 check_as "$@" <<EOF && enable $name
3784e82e 624void foo(void){ __asm__ volatile($code); }
940f335a
MR
625EOF
626}
627
304d586d
LM
628check_yasm(){
629 log check_yasm "$@"
630 echo "$1" > $TMPS
631 log_file $TMPS
632 shift 1
633 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
634}
635
dcd479c0 636check_ld(){
57bd82d4 637 log check_ld "$@"
3155a644
MR
638 flags=''
639 libs=''
640 for f; do
641 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
642 done
2a194acd 643 check_cc $($filter_cflags $flags) || return
7e75f9fe 644 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
dcd479c0
MR
645}
646
50a334e4
MR
647check_cppflags(){
648 log check_cppflags "$@"
caf458dd
MR
649 set -- $($filter_cppflags "$@")
650 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
651int x;
652EOF
653}
654
dcd479c0 655check_cflags(){
57bd82d4 656 log check_cflags "$@"
caf458dd
MR
657 set -- $($filter_cflags "$@")
658 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
659int x;
660EOF
661}
662
2ed46eea
MR
663test_ldflags(){
664 log test_ldflags "$@"
665 check_ld "$@" <<EOF
c23a0ac8 666int main(void){ return 0; }
dcd479c0
MR
667EOF
668}
669
2ed46eea
MR
670check_ldflags(){
671 log check_ldflags "$@"
672 test_ldflags "$@" && add_ldflags "$@"
673}
674
dcd479c0 675check_header(){
57bd82d4 676 log check_header "$@"
dcd479c0
MR
677 header=$1
678 shift
b77df637
MR
679 disable_safe $header
680 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
681#include <$header>
682int x;
683EOF
684}
685
686check_func(){
57bd82d4 687 log check_func "$@"
dcd479c0
MR
688 func=$1
689 shift
d8bc5f06
MR
690 disable $func
691 check_ld "$@" <<EOF && enable $func
dcd479c0 692extern int $func();
c23a0ac8 693int main(void){ $func(); }
dcd479c0
MR
694EOF
695}
696
645d2652 697check_mathfunc(){
6b73c0ae 698 log check_mathfunc "$@"
645d2652
MR
699 func=$1
700 shift
701 disable $func
702 check_ld "$@" <<EOF && enable $func
703#include <math.h>
33bd38db
MR
704float foo(float f) { return $func(f); }
705int main(void){ return 0; }
645d2652
MR
706EOF
707}
708
2446d3d6
DB
709check_func_headers(){
710 log check_func_headers "$@"
f8d7b072 711 headers=$1
edaf1ae2 712 funcs=$2
f8d7b072 713 shift 2
edaf1ae2
MR
714 {
715 for hdr in $headers; do
716 echo "#include <$hdr>"
717 done
718 for func in $funcs; do
719 echo "long check_$func(void) { return (long) $func; }"
720 done
721 echo "int main(void) { return 0; }"
722 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
723}
724
a5344cf7
SS
725check_cpp_condition(){
726 log check_cpp_condition "$@"
727 header=$1
728 condition=$2
f855b7b9
MR
729 shift 2
730 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
731#include <$header>
732#if !($condition)
733#error "unsatisfied condition: $condition"
734#endif
735EOF
736}
737
57bd82d4
MR
738check_lib(){
739 log check_lib "$@"
740 header="$1"
741 func="$2"
742 shift 2
84400e9d 743 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
744}
745
f8d7b072
MR
746check_lib2(){
747 log check_lib2 "$@"
748 headers="$1"
edaf1ae2 749 funcs="$2"
f8d7b072 750 shift 2
edaf1ae2 751 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
752}
753
3f8040db
MR
754check_pkg_config(){
755 log check_pkg_config "$@"
756 pkg="$1"
757 headers="$2"
758 funcs="$3"
759 shift 3
760 $pkg_config --exists $pkg || return
761 pkg_cflags=$($pkg_config --cflags $pkg)
762 pkg_libs=$($pkg_config --libs $pkg)
763 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
764 set_safe ${pkg}_cflags $pkg_cflags &&
765 set_safe ${pkg}_libs $pkg_libs
766}
767
dcd479c0 768check_exec(){
2270b4b2 769 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
770}
771
7dfef245 772check_exec_crash(){
5e622c40 773 code=$(cat)
7dfef245
MR
774
775 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
776 # are safe but may not be available everywhere. Thus we use
777 # raise(SIGTERM) instead. The check is run in a subshell so we
778 # can redirect the "Terminated" message from the shell. SIGBUS
779 # is not defined by standard C so it is used conditionally.
780
2270b4b2 781 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
782#include <signal.h>
783static void sighandler(int sig){
784 raise(SIGTERM);
785}
e5af4a11 786int main(void){
7dfef245
MR
787 signal(SIGILL, sighandler);
788 signal(SIGFPE, sighandler);
789 signal(SIGSEGV, sighandler);
790#ifdef SIGBUS
791 signal(SIGBUS, sighandler);
792#endif
793 { $code }
794}
795EOF
796}
797
72be9e73
DY
798check_type(){
799 log check_type "$@"
800 headers=$1
801 type=$2
802 shift 2
ae550ce9 803 disable_safe "$type"
72be9e73
DY
804 incs=""
805 for hdr in $headers; do
806 incs="$incs
807#include <$hdr>"
808 done
ae550ce9 809 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
810$incs
811$type v;
812EOF
813}
814
14d36751
MR
815check_struct(){
816 log check_type "$@"
817 headers=$1
818 struct=$2
819 member=$3
820 shift 3
821 disable_safe "${struct}_${member}"
822 incs=""
823 for hdr in $headers; do
824 incs="$incs
825#include <$hdr>"
826 done
827 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
828$incs
829const void *p = &(($struct *)0)->$member;
830EOF
831}
832
57bd82d4
MR
833require(){
834 name="$1"
835 header="$2"
836 func="$3"
837 shift 3
838 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
839}
840
f8d7b072
MR
841require2(){
842 name="$1"
843 headers="$2"
844 func="$3"
845 shift 3
846 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
847}
848
3f8040db
MR
849require_pkg_config(){
850 pkg="$1"
851 check_pkg_config "$@" || die "ERROR: $pkg not found"
852 add_cflags $(get_safe ${pkg}_cflags)
853 add_extralibs $(get_safe ${pkg}_libs)
854}
855
f0125de9
MR
856check_host_cc(){
857 log check_host_cc "$@"
858 cat > $TMPC
859 log_file $TMPC
860 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
861}
862
863check_host_cflags(){
864 log check_host_cflags "$@"
865 check_host_cc "$@" <<EOF && append host_cflags "$@"
866int x;
867EOF
868}
869
c505dd31
MR
870apply(){
871 file=$1
872 shift
873 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
874}
875
c34681df
MR
876cp_if_changed(){
877 cmp -s "$1" "$2" &&
878 echo "$2 is unchanged" ||
879 cp -f "$1" "$2"
880}
881
dcd61286
DB
882# CONFIG_LIST contains configurable options, while HAVE_LIST is for
883# system-dependent things.
884
4a0d6686
AJ
885COMPONENT_LIST="
886 bsfs
887 decoders
888 demuxers
889 encoders
3cde40aa 890 filters
5666fd73 891 hwaccels
c552605c 892 indevs
4a0d6686 893 muxers
c552605c 894 outdevs
4a0d6686
AJ
895 parsers
896 protocols
897"
898
899CONFIG_LIST="
900 $COMPONENT_LIST
e8ed9b7a 901 aandct
a5444fee 902 ac3dsp
5a0f7131
MR
903 avcodec
904 avdevice
f7679c54 905 avfilter
5a0f7131 906 avformat
c88f5d72 907 avisynth
f402916e 908 bzlib
7f3f5f46 909 dct
c73f65d9 910 doc
05aec7bb 911 dwt
92c6a099 912 dxva2
27a9466b 913 fastdiv
c88f5d72
MR
914 ffmpeg
915 ffplay
336ce917 916 ffprobe
c88f5d72 917 ffserver
1848f7d9 918 fft
47941088 919 frei0r
4f034993 920 golomb
c88f5d72 921 gpl
d8d0d0b2 922 gray
4693b031 923 h264dsp
4a384de5 924 h264pred
3abe5fbd 925 hardcoded_tables
3447f12d 926 huffman
f7b8bffe 927 libdc1394
690bfceb 928 libdirac
2eed5a46 929 libfaac
c88f5d72 930 libgsm
6ebe07fb 931 libmp3lame
c88f5d72 932 libnut
0b175caa
DB
933 libopencore_amrnb
934 libopencore_amrwb
6ebf0bfc 935 libopencv
9a77d59a 936 libopenjpeg
0f943ce6 937 librtmp
f7cd9eed 938 libschroedinger
ae14f311 939 libspeex
150d2772 940 libtheora
c88f5d72 941 libvorbis
8299a7f8 942 libvpx
1cc60c47 943 libx264
de295976 944 libxavs
1cc60c47 945 libxvid
f4d608e3 946 lpc
b781cc12 947 lsp
47a158cb 948 mdct
c88f5d72 949 memalign_hack
a8150374 950 mlib
c88f5d72
MR
951 mpegaudio_hp
952 network
3fe142e2 953 nonfree
8a3c8627 954 pic
4a24ab64 955 postproc
68602540 956 rdft
44b70ce5 957 rtpdec
e90f5b5a 958 runtime_cpudetect
2e35e684 959 shared
4538729a 960 sinewin
bd2216e4 961 small
6b35d421 962 sram
2e35e684 963 static
5a0f7131 964 swscale
a9ddb5b1 965 swscale_alpha
17492d5e
DB
966 vaapi
967 vdpau
9cad0e4e 968 version3
56a059ac 969 x11grab
c88f5d72 970 zlib
4a0d6686 971"
c88f5d72 972
8eee7025 973THREADS_LIST='
8eee7025
DB
974 pthreads
975 w32threads
976'
977
3f5b56e5
MR
978ARCH_LIST='
979 alpha
a2fc0f6a 980 arm
fdcd782d
MR
981 avr32
982 avr32_ap
983 avr32_uc
3f5b56e5
MR
984 bfin
985 ia64
986 m68k
987 mips
bae3abb0 988 mips64
3f5b56e5 989 parisc
79cb09b2 990 ppc
34d11b87 991 ppc64
3f5b56e5
MR
992 s390
993 sh4
994 sparc
995 sparc64
0844bae1 996 tomi
3f5b56e5
MR
997 x86
998 x86_32
999 x86_64
1000'
1001
1002ARCH_EXT_LIST='
1ac9331a 1003 altivec
3bf96eec 1004 amd3dnow
a1ef9f08 1005 amd3dnowext
1ac9331a 1006 armv5te
edab3048 1007 armv6
ab5cb084 1008 armv6t2
f55b299a 1009 armvfp
87f1355f 1010 avx
3f5b56e5
MR
1011 iwmmxt
1012 mmi
1013 mmx
d7f0920b 1014 mmx2
6b18d278 1015 neon
799fde37 1016 ppc4xx
1bb04d5a 1017 sse
9eeed841 1018 ssse3
bd9d34a0 1019 vis
3f5b56e5
MR
1020'
1021
a3e02a8c
MR
1022HAVE_LIST_PUB='
1023 bigendian
d268eee9 1024 fast_unaligned
a3e02a8c
MR
1025'
1026
3f5b56e5
MR
1027HAVE_LIST="
1028 $ARCH_EXT_LIST
a3e02a8c 1029 $HAVE_LIST_PUB
3f5b56e5 1030 $THREADS_LIST
59782b82 1031 aligned_stack
35fd8122 1032 alsa_asoundlib_h
3f5b56e5 1033 altivec_h
c9fdab0d 1034 arpa_inet_h
dffb41b9 1035 attribute_may_alias
e7ea5e3d 1036 attribute_packed
6bd859d6 1037 bswap
ecf97f22 1038 closesocket
1ac9331a 1039 cmov
c88f5d72 1040 dcbzl
f8aa696f
DB
1041 dev_bktr_ioctl_bt848_h
1042 dev_bktr_ioctl_meteor_h
1043 dev_ic_bt8xx_h
1044 dev_video_meteor_ioctl_meteor_h
1045 dev_video_bktr_ioctl_bt848_h
18b67ae5 1046 dlfcn_h
c88f5d72 1047 dlopen
bc574408 1048 dos_paths
245626d0
DB
1049 ebp_available
1050 ebx_available
6b7c7703
VS
1051 exp2
1052 exp2f
c2a29455 1053 fast_64bit
669b5583 1054 fast_clz
7073e9fc 1055 fast_cmov
534a2231 1056 fcntl
9d99cc5a 1057 fork
84882df6 1058 getaddrinfo
da9e86f8 1059 gethrtime
fc5607f8 1060 GetProcessMemoryInfo
4e68cb8a 1061 GetProcessTimes
66be5b45 1062 getrusage
a49d3025 1063 gnu_as
fc5607f8 1064 struct_rusage_ru_maxrss
2f0c136e 1065 ibm_asm
2e1913b1 1066 inet_aton
61d251db 1067 inline_asm
abfc8d05 1068 isatty
b58b9fa3 1069 kbhit
9f5ff83f 1070 ldbrx
0b4a1821
AS
1071 libdc1394_1
1072 libdc1394_2
a33cab3a 1073 llrint
07876e25 1074 llrintf
d96cd429
MR
1075 local_aligned_16
1076 local_aligned_8
291fd18a 1077 log2
6b7c7703 1078 log2f
85dd97ad 1079 loongson
a33cab3a 1080 lrint
c88f5d72 1081 lrintf
e4673692 1082 lzo1x_999_compress
f8aa696f
DB
1083 machine_ioctl_bt848_h
1084 machine_ioctl_meteor_h
c88f5d72 1085 malloc_h
73f6d31e 1086 MapViewOfFile
c88f5d72 1087 memalign
6ffa87d3 1088 mkstemp
0328b9ea 1089 mmap
b4e806b2 1090 pld
1f91cdce 1091 posix_memalign
a33cab3a
MK
1092 round
1093 roundf
c88f5d72
MR
1094 sdl
1095 sdl_video_size
b507ebd1 1096 setmode
15d59d2c 1097 sndio_h
72be9e73 1098 socklen_t
deb29777 1099 soundcard_h
f8cda19e 1100 poll_h
0104b608 1101 setrlimit
87958234 1102 strerror_r
47941088 1103 strtok_r
c0018613 1104 struct_addrinfo
b4d68544
MS
1105 struct_ipv6_mreq
1106 struct_sockaddr_in6
3b2372bf 1107 struct_sockaddr_sa_len
33a4dbdd 1108 struct_sockaddr_storage
b462d132
MR
1109 symver
1110 symver_gnu_asm
1111 symver_asm_label
b58412f1 1112 sys_mman_h
b091aa44 1113 sys_resource_h
81644c2e 1114 sys_select_h
deb29777 1115 sys_soundcard_h
1b6e8b73 1116 sys_videoio_h
d3a4b4e0 1117 ten_operands
b265431e 1118 threads
7b04b8a0 1119 truncf
ce742de2 1120 vfp_args
7c5bfe7a 1121 VirtualAlloc
6ff3f3e7 1122 winsock2_h
cc078b5d 1123 xform_asm
6f74fb03 1124 xmm_clobbers
304d586d 1125 yasm
0cb78cef 1126"
44161118 1127
b6bb00b0
MR
1128# options emitted with CONFIG_ prefix but not available on command line
1129CONFIG_EXTRA="
dc4f5a1c 1130 avutil
9cad0e4e
DB
1131 gplv3
1132 lgplv3
b6bb00b0
MR
1133"
1134
520cc7f1 1135CMDLINE_SELECT="
3f5b56e5 1136 $ARCH_EXT_LIST
520cc7f1 1137 $CONFIG_LIST
8eee7025 1138 $THREADS_LIST
c8a4ae00 1139 asm
db6107b6 1140 cross_compile
520cc7f1
MR
1141 debug
1142 extra_warnings
8c6afa4d 1143 logging
d2bbb2f7 1144 optimizations
87a0fb62 1145 stripping
9baec618 1146 symver
7595a5e4 1147 yasm
520cc7f1 1148"
426be5dc
DB
1149
1150PATHS_LIST='
d156bede 1151 bindir
14a8acf1 1152 datadir
26759c44
MR
1153 incdir
1154 libdir
26759c44
MR
1155 mandir
1156 prefix
1157 shlibdir
426be5dc
DB
1158'
1159
1160CMDLINE_SET="
1161 $PATHS_LIST
121d78d0 1162 ar
426be5dc 1163 arch
313c46a6 1164 as
426be5dc
DB
1165 build_suffix
1166 cc
1167 cpu
1168 cross_prefix
50567afa 1169 dep_cc
ac63af34 1170 extra_version
9da6609f
MR
1171 host_cc
1172 host_cflags
1173 host_ldflags
1174 host_libs
82bb3329 1175 host_os
684b28e0 1176 ld
426be5dc 1177 logfile
4ae40685 1178 malloc_prefix
89641463 1179 nm
3f8040db 1180 pkg_config
2fad0977 1181 samples
26759c44 1182 source_path
4f837398 1183 strip
c5200f17
MR
1184 sysinclude
1185 sysroot
a7ada2ba 1186 target_exec
26759c44 1187 target_os
a7ada2ba 1188 target_path
426be5dc 1189"
520cc7f1 1190
89f2932b
MR
1191CMDLINE_APPEND="
1192 extra_cflags
1193"
1194
912f3148
DB
1195# code dependency declarations
1196
9eeed841 1197# architecture extensions
808fa33c 1198
a2fc0f6a
MR
1199armv5te_deps="arm"
1200armv6_deps="arm"
ab5cb084 1201armv6t2_deps="arm"
a2fc0f6a
MR
1202armvfp_deps="arm"
1203iwmmxt_deps="arm"
808fa33c
MR
1204neon_deps="arm"
1205
e241ba14 1206mmi_deps="mips"
808fa33c
MR
1207
1208altivec_deps="ppc"
1209ppc4xx_deps="ppc"
1210
1211vis_deps="sparc"
1212
7f8c3d1f 1213x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1214amd3dnow_deps="mmx"
1215amd3dnowext_deps="amd3dnow"
9eeed841 1216mmx_deps="x86"
75aa95a6 1217mmx2_deps="mmx"
75aa95a6
DB
1218sse_deps="mmx"
1219ssse3_deps="sse"
87f1355f 1220avx_deps="ssse3"
9eeed841 1221
59782b82 1222aligned_stack_if_any="ppc x86"
e939cedd 1223fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1224fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1225fast_unaligned_if_any="armv6 ppc x86"
669b5583 1226
89e053f8 1227need_memalign="altivec neon sse"
6fec122a 1228inline_asm_deps="!tms470"
89e053f8 1229
b462d132
MR
1230symver_if_any="symver_asm_label symver_gnu_asm"
1231
26fbcc85 1232# subsystems
dc609252 1233dct_select="rdft"
26fbcc85
MR
1234mdct_select="fft"
1235rdft_select="fft"
1236
5666fd73 1237# decoders / encoders / hardware accelerators
4538729a
MR
1238aac_decoder_select="mdct rdft sinewin"
1239aac_encoder_select="mdct sinewin"
136e19e1 1240aac_latm_decoder_select="aac_decoder aac_latm_parser"
26fbcc85 1241ac3_decoder_select="mdct ac3_parser"
a5444fee
MR
1242ac3_encoder_select="mdct ac3dsp"
1243ac3_fixed_encoder_select="ac3dsp"
f4d608e3 1244alac_encoder_select="lpc"
b781cc12 1245amrnb_decoder_select="lsp"
2b2a597e 1246amrwb_decoder_select="lsp"
4538729a 1247atrac1_decoder_select="mdct sinewin"
26fbcc85
MR
1248atrac3_decoder_select="mdct"
1249binkaudio_dct_decoder_select="mdct rdft dct"
1250binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1251cavs_decoder_select="golomb"
4538729a 1252cook_decoder_select="mdct sinewin"
2eef7c62 1253cscd_decoder_suggest="zlib"
26fbcc85 1254dca_decoder_select="mdct"
e8ed9b7a 1255dnxhd_encoder_select="aandct"
2eef7c62 1256dxa_decoder_select="zlib"
baf91bb9 1257eac3_decoder_select="ac3_decoder"
84c04e25 1258eamad_decoder_select="aandct"
e8ed9b7a 1259eatgq_decoder_select="aandct"
d52b39c7 1260eatqi_decoder_select="aandct"
4f034993
MR
1261ffv1_decoder_select="golomb"
1262flac_decoder_select="golomb"
f4d608e3 1263flac_encoder_select="golomb lpc"
2eef7c62
AJ
1264flashsv_decoder_select="zlib"
1265flashsv_encoder_select="zlib"
4414137e 1266flv_decoder_select="h263_decoder"
4d4b4bd1 1267flv_encoder_select="h263_encoder"
3447f12d 1268fraps_decoder_select="huffman"
e8ed9b7a 1269h261_encoder_select="aandct"
7f647ae0 1270h263_decoder_select="h263_parser"
e8ed9b7a 1271h263_encoder_select="aandct"
95a61cfc 1272h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1273h263i_decoder_select="h263_decoder"
fe629c2d 1274h263p_encoder_select="h263_encoder"
4a384de5 1275h264_decoder_select="golomb h264dsp h264pred"
92c6a099
LA
1276h264_dxva2_hwaccel_deps="dxva2api_h"
1277h264_dxva2_hwaccel_select="dxva2 h264_decoder"
17492d5e 1278h264_vaapi_hwaccel_select="vaapi"
95a61cfc 1279h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1280imc_decoder_select="fft mdct"
4f034993
MR
1281jpegls_decoder_select="golomb"
1282jpegls_encoder_select="golomb"
e8ed9b7a 1283ljpeg_encoder_select="aandct"
4f034993 1284loco_decoder_select="golomb"
e8ed9b7a 1285mjpeg_encoder_select="aandct"
2cca233b 1286mlp_decoder_select="mlp_parser"
d9da8f10
AJ
1287mp1float_decoder_select="dct"
1288mp2float_decoder_select="dct"
1289mp3adufloat_decoder_select="dct"
1290mp3float_decoder_select="dct"
1291mp3on4float_decoder_select="dct"
e8ed9b7a
DB
1292mpeg1video_encoder_select="aandct"
1293mpeg2video_encoder_select="aandct"
4414137e 1294mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1295mpeg4_encoder_select="h263_encoder"
95a61cfc 1296mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
95a61cfc 1297mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
164aab02
LA
1298mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1299mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1300mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
95a61cfc 1301mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1302mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1303mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1304mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1305msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1306msmpeg4v1_encoder_select="h263_encoder"
4414137e 1307msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1308msmpeg4v2_encoder_select="h263_encoder"
4414137e 1309msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1310msmpeg4v3_encoder_select="h263_encoder"
4538729a
MR
1311nellymoser_decoder_select="mdct sinewin"
1312nellymoser_encoder_select="mdct sinewin"
2eef7c62
AJ
1313png_decoder_select="zlib"
1314png_encoder_select="zlib"
b781cc12 1315qcelp_decoder_select="lsp"
26fbcc85 1316qdm2_decoder_select="mdct rdft"
31ed3f1f 1317ra_144_encoder_select="lpc"
a8beb22f 1318rv10_decoder_select="h263_decoder"
b2bf38b4 1319rv10_encoder_select="h263_encoder"
a8beb22f 1320rv20_decoder_select="h263_decoder"
b2bf38b4 1321rv20_encoder_select="h263_encoder"
4a384de5
JGG
1322rv30_decoder_select="golomb h264pred"
1323rv40_decoder_select="golomb h264pred"
4f034993 1324shorten_decoder_select="golomb"
b781cc12 1325sipr_decoder_select="lsp"
05aec7bb
MR
1326snow_decoder_select="dwt"
1327snow_encoder_select="aandct dwt"
19ecfb8a 1328svq1_encoder_select="aandct"
4a384de5 1329svq3_decoder_select="golomb h264dsp h264pred"
bee2eac5 1330svq3_decoder_suggest="zlib"
4eef77c1 1331theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1332tiff_decoder_suggest="zlib"
1333tiff_encoder_suggest="zlib"
aec09a00 1334truehd_decoder_select="mlp_decoder"
2eef7c62 1335tscc_decoder_select="zlib"
4538729a 1336twinvq_decoder_select="mdct lsp sinewin"
f95bfab0 1337vc1_decoder_select="h263_decoder"
9104cd51 1338vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1339vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1340vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1341vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1342vorbis_decoder_select="mdct"
1343vorbis_encoder_select="mdct"
3447f12d 1344vp6_decoder_select="huffman"
e82dc4c9
DB
1345vp6a_decoder_select="vp6_decoder"
1346vp6f_decoder_select="vp6_decoder"
4a384de5 1347vp8_decoder_select="h264pred"
4538729a
MR
1348wmapro_decoder_select="mdct sinewin"
1349wmav1_decoder_select="mdct sinewin"
1350wmav1_encoder_select="mdct sinewin"
1351wmav2_decoder_select="mdct sinewin"
1352wmav2_encoder_select="mdct sinewin"
1353wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1354wmv1_decoder_select="h263_decoder"
665507aa 1355wmv1_encoder_select="h263_encoder"
f95bfab0 1356wmv2_decoder_select="h263_decoder"
1746e2a9 1357wmv2_encoder_select="h263_encoder"
015f8ee0 1358wmv3_decoder_select="vc1_decoder"
f0f86627 1359wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1360wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1361wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1362zlib_decoder_select="zlib"
1363zlib_encoder_select="zlib"
1364zmbv_decoder_select="zlib"
1365zmbv_encoder_select="zlib"
30fd06be 1366
0afab17e 1367vaapi_deps="va_va_h"
c89c96e9
MR
1368vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1369
28b80940 1370# parsers
4a384de5 1371h264_parser_select="golomb h264dsp h264pred"
28b80940 1372
912f3148 1373# external libraries
1b71f045 1374libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1375libdirac_encoder_deps="libdirac"
c9171a83 1376libfaac_encoder_deps="libfaac"
299c77d5
MR
1377libgsm_decoder_deps="libgsm"
1378libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1379libgsm_ms_decoder_deps="libgsm"
1380libgsm_ms_encoder_deps="libgsm"
1cc60c47 1381libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1382libopencore_amrnb_decoder_deps="libopencore_amrnb"
1383libopencore_amrnb_encoder_deps="libopencore_amrnb"
1384libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1385libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1386libschroedinger_decoder_deps="libschroedinger"
1387libschroedinger_encoder_deps="libschroedinger"
ae14f311 1388libspeex_decoder_deps="libspeex"
150d2772 1389libtheora_encoder_deps="libtheora"
b0caf888 1390libvorbis_encoder_deps="libvorbis"
8299a7f8 1391libvpx_decoder_deps="libvpx"
ee0e9146 1392libvpx_encoder_deps="libvpx"
1cc60c47 1393libx264_encoder_deps="libx264"
de295976 1394libxavs_encoder_deps="libxavs"
1cc60c47 1395libxvid_encoder_deps="libxvid"
30fd06be 1396
912f3148 1397# demuxers / muxers
c2dd0e9e 1398ac3_demuxer_select="ac3_parser"
647c2356 1399asf_stream_muxer_select="asf_muxer"
4e622dea 1400avisynth_demuxer_deps="avisynth"
c2dd0e9e 1401dirac_demuxer_select="dirac_parser"
5b423887 1402eac3_demuxer_select="ac3_parser"
c2dd0e9e 1403flac_demuxer_select="flac_parser"
647c2356 1404ipod_muxer_select="mov_muxer"
4e622dea
SS
1405libnut_demuxer_deps="libnut"
1406libnut_muxer_deps="libnut"
647c2356 1407matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1408matroska_demuxer_suggest="zlib bzlib"
1409mov_demuxer_suggest="zlib"
c2dd0e9e 1410mp3_demuxer_select="mpegaudio_parser"
647c2356
DB
1411mp4_muxer_select="mov_muxer"
1412mpegtsraw_demuxer_select="mpegts_demuxer"
1413mxf_d10_muxer_select="mxf_muxer"
24ca518b 1414ogg_demuxer_select="golomb"
647c2356 1415psp_muxer_select="mov_muxer"
44594cc7 1416rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1417rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1418rtsp_demuxer_select="http_protocol rtpdec"
1419rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1420sap_demuxer_select="sdp_demuxer"
2aab70c4 1421sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1422sdp_demuxer_select="rtpdec"
f1e94694 1423spdif_muxer_select="aac_parser"
647c2356
DB
1424tg2_muxer_select="mov_muxer"
1425tgp_muxer_select="mov_muxer"
6bdaa5f4 1426w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1427
1428# indevs / outdevs
38e54a75 1429alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1430alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1431bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1432dv1394_indev_deps="dv1394 dv_demuxer"
1433jack_indev_deps="jack_jack_h"
38e54a75 1434libdc1394_indev_deps="libdc1394"
38e54a75
SS
1435oss_indev_deps_any="soundcard_h sys_soundcard_h"
1436oss_outdev_deps_any="soundcard_h sys_soundcard_h"
15d59d2c
B
1437sndio_indev_deps="sndio_h"
1438sndio_outdev_deps="sndio_h"
38e54a75
SS
1439v4l_indev_deps="linux_videodev_h"
1440v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1441vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1442vfwcap_indev_extralibs="-lavicap32"
38e54a75 1443x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1444x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1445
912f3148 1446# protocols
3fff6382 1447gopher_protocol_deps="network"
c08fb000 1448http_protocol_deps="network"
279a0c97 1449http_protocol_select="tcp_protocol"
c60a2d70 1450mmsh_protocol_select="http_protocol"
b4cf3f6c 1451mmst_protocol_deps="network"
deeb7012
MS
1452rtmp_protocol_select="tcp_protocol"
1453rtp_protocol_select="udp_protocol"
c08fb000
AB
1454tcp_protocol_deps="network"
1455udp_protocol_deps="network"
1456
6ebf0bfc 1457# filters
13fabd7a 1458blackframe_filter_deps="gpl"
68b79bfc 1459cropdetect_filter_deps="gpl"
2e5ff4d0 1460frei0r_filter_deps="frei0r dlopen strtok_r"
a42bb9d6 1461frei0r_src_filter_deps="frei0r dlopen strtok_r"
a4dc7aa5 1462hqdn3d_filter_deps="gpl"
ba763783 1463scale_filter_deps="swscale"
cf69ad35 1464ocv_filter_deps="libopencv"
acbac567 1465yadif_filter_deps="gpl"
6ebf0bfc 1466
5a0f7131
MR
1467# libraries
1468avdevice_deps="avcodec avformat"
1469avformat_deps="avcodec"
f7679c54 1470
912f3148 1471# programs
5a0f7131 1472ffmpeg_deps="avcodec avformat swscale"
21ae6790 1473ffmpeg_select="buffer_filter"
5a0f7131 1474ffplay_deps="avcodec avformat swscale sdl"
43689902 1475ffplay_select="rdft"
44b2784f 1476ffprobe_deps="avcodec avformat"
1ff49c23 1477ffserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
4ec45764 1478ffserver_extralibs='$ldl'
a2830dca 1479
c73f65d9 1480doc_deps="texi2html"
912f3148 1481
57442411
MR
1482# tests
1483
1484test_deps(){
1485 suf1=$1
1486 suf2=$2
1487 shift 2
1488 for v; do
1489 dep=${v%=*}
1490 tests=${v#*=}
1491 for name in ${tests}; do
1492 eval ${name}_test_deps="'${dep}$suf1 ${dep}$suf2'"
1493 done
1494 done
1495}
1496
9c261f83
SS
1497set_ne_test_deps(){
1498 eval ${1}_be_test_deps="bigendian"
1499 eval ${1}_le_test_deps="!bigendian"
1500}
1501
57442411 1502test_deps _encoder _decoder \
57442411
MR
1503 adpcm_g726=g726 \
1504 adpcm_ima_qt \
1505 adpcm_ima_wav \
1506 adpcm_ms \
1507 adpcm_swf \
1508 adpcm_yamaha=adpcm_yam \
1509 alac \
1510 asv1 \
1511 asv2 \
1512 bmp \
a7638957 1513 dnxhd="dnxhd_1080i dnxhd_720p dnxhd_720p_rd" \
57442411
MR
1514 dvvideo="dv dv50" \
1515 ffv1 \
1516 flac \
1517 flashsv \
1518 flv \
1519 gif \
1520 h261 \
1521 h263="h263 h263p" \
1522 huffyuv \
1523 jpegls \
1524 mjpeg="jpg mjpeg ljpeg" \
1525 mp2 \
1526 mpeg1video="mpeg mpeg1b" \
1527 mpeg2video="mpeg2 mpeg2thread" \
1528 mpeg4="mpeg4 mpeg4adv mpeg4nr mpeg4thread error rc" \
c0b16605 1529 msmpeg4v3=msmpeg4 \
57442411
MR
1530 msmpeg4v2 \
1531 pbm=pbmpipe \
1532 pcx \
1533 pgm="pgm pgmpipe" \
f0f54c29 1534 png \
57442411
MR
1535 ppm="ppm ppmpipe" \
1536 rawvideo="rgb yuv" \
1537 roq \
1538 rv10 \
1539 rv20 \
1540 sgi \
1541 snow="snow snowll" \
1542 svq1 \
1543 targa=tga \
1544 tiff \
1545 wmav1 \
1546 wmav2 \
1547 wmv1 \
1548 wmv2 \
1549
1550test_deps _muxer _demuxer \
1551 aiff \
1552 pcm_alaw=alaw \
1553 asf \
1554 au \
1555 avi \
1556 dv=dv_fmt \
1557 ffm \
1558 flv=flv_fmt \
1559 gxf \
1560 matroska=mkv \
1561 mmf \
1562 mov \
1563 pcm_mulaw=mulaw \
1564 mxf \
1565 nut \
1566 ogg \
1567 rawvideo=pixfmt \
1568 rm \
1569 swf \
1570 mpegts=ts \
1571 voc \
1572 wav \
1573 yuv4mpegpipe=yuv4mpeg \
1574
6fd96d1a 1575ac3_fixed_test_deps="ac3_fixed_encoder ac3_decoder rm_muxer rm_demuxer"
57442411 1576mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
9c261f83
SS
1577
1578set_ne_test_deps pixdesc
b5670209 1579set_ne_test_deps pixfmts_copy
213a4cbb 1580set_ne_test_deps pixfmts_crop
a1e171df 1581set_ne_test_deps pixfmts_hflip
213a4cbb
SS
1582set_ne_test_deps pixfmts_null
1583set_ne_test_deps pixfmts_pad
1584set_ne_test_deps pixfmts_scale
1585set_ne_test_deps pixfmts_vflip
57442411 1586
de6d9b64 1587# default parameters
8a608357 1588
19bd477d 1589logfile="config.log"
8a608357
MR
1590
1591# installation paths
c9d19248
MR
1592prefix_default="/usr/local"
1593bindir_default='${prefix}/bin'
14a8acf1 1594datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1595incdir_default='${prefix}/include'
1596libdir_default='${prefix}/lib'
1597mandir_default='${prefix}/share/man'
1598shlibdir_default="$libdir_default"
8a608357
MR
1599
1600# toolchain
121d78d0 1601ar_default="ar"
13c7df3d 1602cc_default="gcc"
a3d7c197 1603cc_version=\"unknown\"
9da6609f 1604host_cc_default="gcc"
11e6d03a 1605ln_s="ln -sf"
89641463 1606nm_default="nm"
11e6d03a 1607objformat="elf"
3f8040db 1608pkg_config_default=pkg-config
be7109c1 1609ranlib="ranlib"
4f837398 1610strip_default="strip"
11e6d03a 1611yasmexe="yasm"
301ab19d 1612nogas=":"
8a608357 1613
8182dc34
MR
1614nm_opts='-g'
1615
8a608357 1616# machine
8d4c00ed 1617arch_default=$(uname -m)
38d0a8aa 1618cpu="generic"
8a608357 1619
8a608357 1620# OS
8d4c00ed
MR
1621target_os_default=$(tolower $(uname -s))
1622host_os=$target_os_default
8a608357 1623
8a608357 1624# configurable options
5a0f7131
MR
1625enable avcodec
1626enable avdevice
cccc039f 1627enable avfilter
5a0f7131 1628enable avformat
dc4f5a1c 1629enable avutil
c8a4ae00 1630enable asm
497237c7 1631enable debug
c73f65d9 1632enable doc
aa033b1e 1633enable fastdiv
497237c7
RP
1634enable ffmpeg
1635enable ffplay
336ce917 1636enable ffprobe
497237c7 1637enable ffserver
497237c7
RP
1638enable mpegaudio_hp
1639enable network
8400d6b8 1640enable optimizations
497237c7 1641enable protocols
530dc538 1642enable static
87a0fb62 1643enable stripping
5a0f7131 1644enable swscale
a9ddb5b1 1645enable swscale_alpha
8a608357 1646
8a608357 1647# build settings
9987769a 1648SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1649FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1650LIBPREF="lib"
1651LIBSUF=".a"
c5f14466
RP
1652FULLNAME='$(NAME)$(BUILDSUF)'
1653LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1654SLIBPREF="lib"
1655SLIBSUF=".so"
c5f14466 1656SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1657SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1658SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1659LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1660
7e6c86e6
MR
1661CC_O='-o $@'
1662
f0125de9 1663host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1664host_libs='-lm'
1665
9b861379 1666target_path='$(CURDIR)'
a7ada2ba 1667
a158446b
MR
1668# since the object filename is not given with the -MM flag, the compiler
1669# is only able to print the basename, and we must add the path ourselves
c1c3933a 1670DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1671DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1672
c597172e 1673# find source path
5e622c40 1674source_path="$(dirname "$0")"
497237c7 1675enable source_path_used
24524f36 1676if test -f configure; then
5e622c40 1677 source_path="$(pwd)"
497237c7 1678 disable source_path_used
c597172e 1679else
5e622c40 1680 source_path="$(cd "$source_path"; pwd)"
c597172e 1681 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1682 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1683 test -e "$source_path/config.h" &&
1684 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1685fi
1686
13cbe2c0 1687for v in "$@"; do
b04251c5
MR
1688 r=${v#*=}
1689 l=${v%"$r"}
1690 r=$(sh_quote "$r")
29ba0911 1691 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1692done
c597172e 1693
73ef8980
MR
1694find_things(){
1695 thing=$1
1696 pattern=$2
1697 file=$source_path/$3
932ccf39 1698 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1699}
1700
1701ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1702DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1703HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1704PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1705BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1706MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1707DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1708OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1709INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1710PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1711FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1712
57442411 1713find_tests(){
b9d5f1b7 1714 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1715}
1716
1717ACODEC_TESTS=$(find_tests acodec)
1718VCODEC_TESTS=$(find_tests vsynth1)
1719LAVF_TESTS=$(find_tests lavf)
48c28162 1720LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1721SEEK_TESTS=$(find_tests seek seek_)
57442411 1722
40fe5019
MR
1723pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1724
8469ae22
MR
1725for n in $COMPONENT_LIST; do
1726 v=$(toupper ${n%s})_LIST
1727 eval enable \$$v
1728 eval ${n}_if_any="\$$v"
1729done
1730
b9d5f1b7 1731enable $ARCH_EXT_LIST $ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS
c597172e
MR
1732
1733die_unknown(){
1734 echo "Unknown option \"$1\"."
1735 echo "See $0 --help for available options."
1736 exit 1
1737}
1738
794f8e97 1739show_list() {
bf0c4afa
RP
1740 suffix=_$1
1741 shift
2b444ea7 1742 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1743 exit 0
1744}
1745
c597172e 1746for opt do
7483e694
DB
1747 optval="${opt#*=}"
1748 case "$opt" in
0f010b2f 1749 --extra-ldflags=*) add_ldflags $optval
7483e694 1750 ;;
0f010b2f 1751 --extra-libs=*) add_extralibs $optval
7483e694 1752 ;;
8fb1cb58 1753 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1754 ;;
40bcf4c7
BL
1755 --enable-debug=*) debuglevel="$optval"
1756 ;;
36e2dea0 1757 --disable-everything)
1b15dc3c 1758 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1759 ;;
7483e694 1760 --enable-*=*|--disable-*=*)
8b93ddc3 1761 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1762 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1763 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1764 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1765 $action $(filter "$name" $list)
7483e694
DB
1766 ;;
1767 --enable-?*|--disable-?*)
5e622c40 1768 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1769 if is_in $option $COMPONENT_LIST; then
fed5d54b 1770 test $action = disable && action=unset
e3773a55
MR
1771 eval $action \$$(toupper ${option%s})_LIST
1772 elif is_in $option $CMDLINE_SELECT; then
1773 $action $option
1774 else
1775 die_unknown $opt
1776 fi
7483e694
DB
1777 ;;
1778 --list-*)
1779 NAME="${opt#--list-}"
1780 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1781 NAME=${NAME%s}
1782 eval show_list $NAME \$$(toupper $NAME)_LIST
1783 ;;
1784 --help|-h) show_help
1785 ;;
1786 *)
884a36a7 1787 optname="${opt%%=*}"
26759c44
MR
1788 optname="${optname#--}"
1789 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1790 if is_in $optname $CMDLINE_SET; then
1791 eval $optname='$optval'
1792 elif is_in $optname $CMDLINE_APPEND; then
1793 append $optname "$optval"
1794 else
1795 die_unknown $opt
1796 fi
7483e694
DB
1797 ;;
1798 esac
c597172e
MR
1799done
1800
bcea99bb
MR
1801disabled logging && logfile=/dev/null
1802
29ba0911 1803echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
1804set >> $logfile
1805
9da6609f
MR
1806test -n "$cross_prefix" && enable cross_compile
1807
8d4c00ed
MR
1808if enabled cross_compile; then
1809 test -n "$arch" && test -n "$target_os" ||
1810 die "Must specify target arch and OS when cross-compiling"
1811fi
1812
1813set_default arch target_os
1814
121d78d0 1815ar_default="${cross_prefix}${ar_default}"
11e6d03a 1816cc_default="${cross_prefix}${cc_default}"
20e0ed95 1817nm_default="${cross_prefix}${nm_default}"
3f8040db 1818pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 1819ranlib="${cross_prefix}${ranlib}"
4f837398 1820strip_default="${cross_prefix}${strip_default}"
adb2b908 1821
c5200f17
MR
1822sysinclude_default="${sysroot}/usr/include"
1823
3f8040db 1824set_default cc nm pkg_config strip sysinclude
9da6609f
MR
1825enabled cross_compile || host_cc_default=$cc
1826set_default host_cc
13c7df3d 1827
82bb3329
MR
1828exesuf() {
1829 case $1 in
1830 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1831 esac
1832}
1833
1834EXESUF=$(exesuf $target_os)
1835HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1836
e4e69e0b 1837# set temporary file name
a49d42c2 1838: ${TMPDIR:=$TEMPDIR}
c51fafa1 1839: ${TMPDIR:=$TMP}
a49d42c2 1840: ${TMPDIR:=/tmp}
e4e69e0b 1841
a210bce2 1842if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
1843 # simple replacement for missing mktemp
1844 # NOT SAFE FOR GENERAL USE
1845 mktemp(){
09a5c245 1846 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
1847 }
1848fi
1849
1850tmpfile(){
1851 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1852 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1853 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1854 append TMPFILES $tmp
1855 eval $1=$tmp
1856}
1857
1858trap 'rm -f -- $TMPFILES' EXIT
54460a83
MR
1859
1860tmpfile TMPC .c
1861tmpfile TMPE $EXESUF
1862tmpfile TMPH .h
1863tmpfile TMPO .o
1864tmpfile TMPS .S
a482e61b 1865tmpfile TMPV .ver
54460a83 1866tmpfile TMPSH .sh
55127e7b 1867tmpfile TMPASM .asm
54460a83
MR
1868
1869unset -f mktemp
e4e69e0b 1870
fb3c4ffc
MR
1871chmod +x $TMPE
1872
993f2d0f
MR
1873# make sure we can execute files in $TMPDIR
1874cat > $TMPSH 2>> $logfile <<EOF
1875#! /bin/sh
1876EOF
1877chmod +x $TMPSH >> $logfile 2>&1
1878if ! $TMPSH >> $logfile 2>&1; then
1879 cat <<EOF
1880Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1881variable to another directory and make sure that it is not mounted noexec.
1882EOF
1883 die "Sanity test failed."
1884fi
993f2d0f 1885
19b4c628
MR
1886filter_cflags=echo
1887filter_cppflags=echo
1888filter_asflags=echo
1889
613a4e3f
MR
1890if $cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
1891 cc_type=llvm_gcc
1892 cc_version=__VERSION__
1893 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1894 cc_ident="llvm-gcc $($cc -dumpversion) $gcc_extra_ver"
1895 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1896 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1897 speed_cflags='-O3'
1898 size_cflags='-Os'
1899elif $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1900 cc_type=gcc
a3d7c197 1901 cc_version=__VERSION__
5d57846b
MR
1902 gcc_version=$($cc --version | head -n1)
1903 gcc_basever=$($cc -dumpversion)
3ad464bf 1904 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
5d57846b
MR
1905 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
1906 cc_ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
aef6bd1b
MR
1907 if ! $cc -dumpversion | grep -q '^2\.'; then
1908 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1909 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1910 fi
14ca9cd0
MR
1911 speed_cflags='-O3'
1912 size_cflags='-Os'
629687f6
MR
1913elif $cc --version 2>/dev/null | grep -q Intel; then
1914 cc_type=icc
6e3fa35d 1915 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1916 cc_ident=$($cc --version | head -n1)
bdefad73 1917 icc_version=$($cc -dumpversion)
07dec06e
MR
1918 CC_DEPFLAGS='-MMD'
1919 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1920 speed_cflags='-O3'
1921 size_cflags='-Os'
b05394a0 1922 noopt_cflags='-O1'
629687f6
MR
1923elif $cc -v 2>&1 | grep -q xlc; then
1924 cc_type=xlc
6e3fa35d 1925 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1926 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1927 speed_cflags='-O5'
1928 size_cflags='-O5 -qcompact'
df442a8d
MR
1929elif $cc -V 2>/dev/null | grep -q Compaq; then
1930 cc_type=ccc
6e3fa35d 1931 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1932 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1933 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1934 debuglevel=3
df442a8d 1935 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1936 speed_cflags='-fast'
1937 size_cflags='-O1'
6a0d5493 1938elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1939 test -d "$sysroot" || die "No valid sysroot specified."
1940 cc_type=armcc
6e3fa35d 1941 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1942 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1943 armcc_conf="$PWD/armcc.conf"
1944 $cc --arm_linux_configure \
1945 --arm_linux_config_file="$armcc_conf" \
1946 --configure_sysroot="$sysroot" \
1947 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1948 die "Error creating armcc configuration file."
bcafde61 1949 $cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
03e37762 1950 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1951 as_default="${cross_prefix}gcc"
07dec06e
MR
1952 CC_DEPFLAGS='-MMD'
1953 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1954 speed_cflags='-O3'
1955 size_cflags='-Os'
d0f0f628 1956 filter_asflags="filter_out -W${armcc_opt}*"
6fec122a
MR
1957elif $cc -version 2>/dev/null | grep -q TMS470; then
1958 cc_type=tms470
6e3fa35d 1959 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 1960 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
1961 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1962 CC_O='-fr=$(@D)'
1963 as_default="${cross_prefix}gcc"
1964 ld_default="${cross_prefix}gcc"
6fec122a
MR
1965 TMPO=$(basename $TMPC .c).o
1966 append TMPFILES $TMPO
1967 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1968 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1969 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1970 speed_cflags='-O3 -mf=5'
1971 size_cflags='-O3 -mf=2'
6fec122a
MR
1972 filter_cflags=tms470_flags
1973 tms470_flags(){
1974 for flag; do
1975 case $flag in
1976 -march=*|-mcpu=*)
1977 case "${flag#*=}" in
1978 armv7-a|cortex-a*) echo -mv=7a8 ;;
1979 armv7-r|cortex-r*) echo -mv=7r4 ;;
1980 armv7-m|cortex-m*) echo -mv=7m3 ;;
1981 armv6*|arm11*) echo -mv=6 ;;
1982 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1983 echo -mv=5e ;;
1984 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1985 esac
1986 ;;
1987 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1988 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1989 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1990 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1991 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1992 -g) echo -g -mn ;;
587d24ff 1993 -pds=*) echo $flag ;;
6fec122a
MR
1994 esac
1995 done
1996 }
06da6943
DC
1997elif $cc -v 2>&1 | grep -q clang; then
1998 cc_type=clang
b67a8f49
DC
1999 $cc -dM -E $TMPC | grep -q __clang_version__ &&
2000 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 2001 cc_ident=$($cc --version | head -n1)
06da6943
DC
2002 CC_DEPFLAGS='-MMD'
2003 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
2004 speed_cflags='-O3'
2005 size_cflags='-Os'
2a472e9c
MK
2006elif $cc -V 2>&1 | grep -q Sun; then
2007 cc_type=suncc
2008 cc_version="AV_STRINGIFY(__SUNPRO_C)"
448f5b83 2009 cc_ident=$($cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
faa374b7 2010 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 2011 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
2012 speed_cflags='-O5'
2013 size_cflags='-O5 -xspace'
03279bbe
MK
2014 filter_cflags=suncc_flags
2015 suncc_flags(){
2016 for flag; do
2017 case $flag in
2018 -march=*|-mcpu=*)
2019 case "${flag#*=}" in
2020 native) echo -xtarget=native ;;
87ddc38b 2021 v9|niagara) echo -xarch=sparc ;;
03279bbe 2022 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 2023 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
2024 i586|pentium) echo -xchip=pentium ;;
2025 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2026 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2027 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2028 pentium4*) echo -xtarget=pentium4 ;;
2029 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2030 *-sse3) echo -xarch=sse3 ;;
2031 core2) echo -xarch=ssse3 -xchip=core2 ;;
2032 amdfam10|barcelona) echo -xarch=sse4_1 ;;
2033 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2034 k8|opteron|athlon64|athlon-fx)
2035 echo -xarch=sse2a ;;
2036 athlon*) echo -xarch=pentium_proa ;;
2037 esac
2038 ;;
2039 -std=c99) echo -xc99 ;;
2040 -fomit-frame-pointer) echo -xregs=frameptr ;;
2041 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
2042 -W*,*) echo $flag ;;
2043 -f*-*|-W*) ;;
2044 *) echo $flag ;;
2045 esac
2046 done
2047 }
180ec37d 2048elif $cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
349d78fe
MR
2049 cc_type=pathscale
2050 cc_version=__PATHSCALE__
2051 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2052 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2053 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2054 speed_cflags='-O2'
2055 size_cflags='-Os'
6de163e9
MR
2056elif $cc -v 2>&1 | grep -q Open64; then
2057 cc_type=open64
2058 cc_version=__OPEN64__
2059 cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
2060 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2061 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
2062 speed_cflags='-O2'
2063 size_cflags='-Os'
629687f6
MR
2064fi
2065
851ffa80
MR
2066test -n "$cc_type" && enable $cc_type ||
2067 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2068
75bafbac 2069: ${as_default:=$cc}
50567afa 2070: ${dep_cc_default:=$cc}
684b28e0 2071: ${ld_default:=$cc}
121d78d0 2072set_default ar as dep_cc ld
75800dce 2073
07dec06e
MR
2074test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
2075test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
2076
7f32f40c 2077add_cflags $extra_cflags
2f2e6c7c 2078add_asflags $extra_cflags
7f32f40c 2079
154d432c
MR
2080if test -n "$sysroot"; then
2081 case "$cc_type" in
00ba041c 2082 gcc|llvm_gcc|clang)
467256f2 2083 add_cppflags --sysroot="$sysroot"
154d432c
MR
2084 add_ldflags --sysroot="$sysroot"
2085 ;;
6fec122a
MR
2086 tms470)
2087 add_cppflags -I"$sysinclude"
2088 add_ldflags --sysroot="$sysroot"
2089 ;;
154d432c
MR
2090 esac
2091fi
2092
d22c13a8
MR
2093if test "$cpu" = host; then
2094 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2095
2096 case "$cc_type" in
613a4e3f 2097 gcc|llvm_gcc)
d22c13a8
MR
2098 check_native(){
2099 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
2100 sed -n "/$1=/{
2101 s/.*$1=\\([^ ]*\\).*/\\1/
2102 p
2103 q
2104 }" $TMPE
d22c13a8
MR
2105 }
2106 cpu=$(check_native -march || check_native -mcpu)
2107 ;;
2108 esac
2109
2110 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2111fi
2112
e939cedd
MR
2113# Deal with common $arch aliases
2114case "$arch" in
2115 arm*)
2116 arch="arm"
2117 ;;
2118 mips|mipsel|IP*)
2119 arch="mips"
2120 ;;
47b1860e 2121 mips64*)
e939cedd
MR
2122 arch="mips"
2123 subarch="mips64"
2124 ;;
2125 parisc|hppa)
2126 arch="parisc"
2127 ;;
2128 parisc64|hppa64)
2129 arch="parisc"
2130 subarch="parisc64"
2131 ;;
2132 "Power Macintosh"|ppc|powerpc)
2133 arch="ppc"
2134 ;;
47b1860e 2135 ppc64|powerpc64)
e939cedd
MR
2136 arch="ppc"
2137 subarch="ppc64"
2138 ;;
2139 s390|s390x)
2140 arch="s390"
2141 ;;
2142 sh4|sh)
2143 arch="sh4"
2144 ;;
2145 sun4u|sparc64)
2146 arch="sparc"
2147 subarch="sparc64"
2148 ;;
d33ed7b3 2149 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2150 arch="x86"
2151 ;;
2152esac
2153
851ffa80 2154is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2155enable $arch
e939cedd 2156
df5cdc24 2157# Add processor-specific flags
5d54c126
MR
2158if test "$cpu" = generic; then
2159 : do nothing
2160elif enabled ppc; then
343aef9b 2161
56348891
MR
2162 case $(tolower $cpu) in
2163 601|ppc601|powerpc601)
9dbd5c3d 2164 cpuflags="-mcpu=601"
64ad53ff 2165 disable altivec
9dbd5c3d 2166 ;;
56348891 2167 603*|ppc603*|powerpc603*)
9dbd5c3d 2168 cpuflags="-mcpu=603"
64ad53ff 2169 disable altivec
9dbd5c3d 2170 ;;
56348891 2171 604*|ppc604*|powerpc604*)
9dbd5c3d 2172 cpuflags="-mcpu=604"
64ad53ff 2173 disable altivec
9dbd5c3d 2174 ;;
56348891 2175 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2176 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2177 disable altivec
9dbd5c3d 2178 ;;
56348891 2179 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2180 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2181 ;;
56348891 2182 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2183 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2184 ;;
56348891 2185 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
2186 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2187 ;;
56348891 2188 cell)
9dbd5c3d
MR
2189 cpuflags="-mcpu=cell"
2190 enable ldbrx
2191 ;;
7b0b81a1
AL
2192 e500v2)
2193 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2194 disable altivec
2195 ;;
2196 e500)
2197 cpuflags="-mcpu=8540 -mhard-float"
2198 disable altivec
2199 ;;
9dbd5c3d 2200 esac
343aef9b
MR
2201
2202elif enabled x86; then
2203
9dbd5c3d
MR
2204 case $cpu in
2205 i[345]86|pentium)
2206 cpuflags="-march=$cpu"
2207 disable mmx
2208 ;;
2209 # targets that do NOT support conditional mov (cmov)
2210 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2211 cpuflags="-march=$cpu"
2212 disable cmov
2213 ;;
2214 # targets that do support conditional mov (cmov)
e90aa6ed 2215 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10|barcelona|atom)
9dbd5c3d
MR
2216 cpuflags="-march=$cpu"
2217 enable cmov
2218 enable fast_cmov
2219 ;;
2220 # targets that do support conditional mov but on which it's slow
2221 pentium4|pentium4m|prescott|nocona)
2222 cpuflags="-march=$cpu"
2223 enable cmov
2224 disable fast_cmov
2225 ;;
2226 esac
343aef9b
MR
2227
2228elif enabled sparc; then
2229
9dbd5c3d 2230 case $cpu in
26b7199e
MK
2231 niagara)
2232 cpuflags="-mcpu=$cpu"
2233 disable vis
2234 ;;
9dbd5c3d
MR
2235 sparc64)
2236 cpuflags="-mcpu=v9"
2237 ;;
2238 esac
343aef9b
MR
2239
2240elif enabled arm; then
2241
34ba23c9
MR
2242 case $cpu in
2243 armv*)
2244 cpuflags="-march=$cpu"
c2eae137 2245 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2246 ;;
2247 *)
2248 cpuflags="-mcpu=$cpu"
c2eae137
MR
2249 case $cpu in
2250 cortex-a*) subarch=armv7a ;;
2251 cortex-r*) subarch=armv7r ;;
2252 cortex-m*) subarch=armv7m ;;
2253 arm11*) subarch=armv6 ;;
2254 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2255 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2256 esac
34ba23c9
MR
2257 ;;
2258 esac
343aef9b
MR
2259
2260elif enabled alpha; then
2261
34ba23c9 2262 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2263
2264elif enabled bfin; then
2265
34ba23c9 2266 cpuflags="-mcpu=$cpu"
343aef9b
MR
2267
2268elif enabled mips; then
2269
34ba23c9 2270 cpuflags="-march=$cpu"
343aef9b
MR
2271
2272elif enabled avr32; then
2273
9dbd5c3d
MR
2274 case $cpu in
2275 ap7[02]0[0-2])
2276 subarch="avr32_ap"
2277 cpuflags="-mpart=$cpu"
2278 ;;
2279 ap)
2280 subarch="avr32_ap"
2281 cpuflags="-march=$cpu"
2282 ;;
2283 uc3[ab]*)
2284 subarch="avr32_uc"
2285 cpuflags="-mcpu=$cpu"
2286 ;;
2287 uc)
2288 subarch="avr32_uc"
2289 cpuflags="-march=$cpu"
2290 ;;
2291 esac
df5cdc24 2292
343aef9b
MR
2293fi
2294
df5cdc24
MR
2295add_cflags $cpuflags
2296add_asflags $cpuflags
2297
993f2d0f
MR
2298# compiler sanity check
2299check_exec <<EOF
2300int main(void){ return 0; }
2301EOF
2302if test "$?" != 0; then
2303 echo "$cc is unable to create an executable file."
2304 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2305 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2306 echo "Only do this if you know what cross compiling means."
2307 fi
2308 die "C compiler test failed."
2309fi
2310
38a9c529 2311add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2312check_cflags -std=c99
50a334e4 2313check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2314#include <stdlib.h>
2315EOF
50a334e4 2316check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2317#include <stdlib.h>
2318EOF
e9b9a2f8 2319
f0125de9
MR
2320check_host_cflags -std=c99
2321
b24dbcbd 2322case "$arch" in
e939cedd 2323 alpha|ia64|mips|parisc|sparc)
8a3c8627 2324 spic=$shared
b24dbcbd 2325 ;;
e939cedd 2326 x86)
cfdb6148 2327 subarch="x86_32"
e939cedd 2328 check_cc <<EOF && subarch="x86_64"
58b3536d 2329 int test[(int)sizeof(char*) - 7];
cfdb6148 2330EOF
de27f4d9 2331 if test "$subarch" = "x86_64"; then
e939cedd 2332 spic=$shared
de27f4d9 2333 fi
b24dbcbd 2334 ;;
b24dbcbd
RP
2335esac
2336
343aef9b 2337enable $subarch
8a3c8627 2338enabled spic && enable pic
b24dbcbd 2339
7483e694 2340# OS specific
4f854758 2341case $target_os in
a1629e28 2342 haiku)
63ae7e7c 2343 prefix_default="/boot/common"
108caaaa 2344 network_extralibs="-lnetwork"
f59c4bd6 2345 host_libs=
a1629e28 2346 ;;
7483e694
DB
2347 sunos)
2348 FFSERVERLDFLAGS=""
9987769a 2349 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2350 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2351 network_extralibs="-lsocket -lnsl"
50a334e4 2352 add_cppflags -D__EXTENSIONS__
8182dc34 2353 nm_opts='-P -g'
7483e694
DB
2354 ;;
2355 netbsd)
a1e4b3f6 2356 disable symver
07a8eef6
MR
2357 oss_indev_extralibs="-lossaudio"
2358 oss_outdev_extralibs="-lossaudio"
2138dc99 2359 add_cppflags -D_XOPEN_SOURCE=600
7483e694
DB
2360 ;;
2361 openbsd)
89e053f8 2362 enable malloc_aligned
7c4a001a 2363 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2364 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2365 # however the generated executable will not do anything
2366 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2367 # Thus explicitly enable PIC here.
cd78208b 2368 enable pic
a1e4b3f6 2369 disable symver
7483e694 2370 SHFLAGS='-shared'
07a8eef6
MR
2371 oss_indev_extralibs="-lossaudio"
2372 oss_outdev_extralibs="-lossaudio"
7483e694 2373 ;;
a1e4b3f6
MR
2374 dragonfly)
2375 enable malloc_aligned
2376 disable symver
2377 ;;
2378 freebsd)
89e053f8 2379 enable malloc_aligned
7483e694
DB
2380 ;;
2381 bsd/os)
355d81df 2382 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2383 strip="strip -d"
2384 ;;
2385 darwin)
89e053f8 2386 enable malloc_aligned
301ab19d 2387 gas="gas-preprocessor.pl $cc"
e08b8239 2388 enabled ppc && add_asflags -force_cpusubtype_ALL
dff68563
SM
2389 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
2390 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
be90cd27 2391 strip="${strip} -x"
355d81df 2392 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2393 SLIBSUF=".dylib"
2394 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2395 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2396 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2397 objformat="macho"
1b0f6fb8 2398 enabled x86_64 && objformat="macho64"
8dfa86f7 2399 enabled_any pic shared ||
2704bd1a 2400 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2401 ;;
2402 mingw32*)
9d3f4f50 2403 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2404 disable network
2405 else
2406 target_os=mingw32
2407 fi
dcc01c06 2408 LIBTARGET=i386
1fc9fb8a 2409 if enabled x86_64; then
89e053f8 2410 enable malloc_aligned
417516f6 2411 LIBTARGET="i386:x86-64"
336cc1b0 2412 elif enabled arm; then
15c5156d 2413 LIBTARGET=arm-wince
dcc01c06 2414 fi
fbd971a4 2415 shlibdir_default="$bindir_default"
7483e694
DB
2416 SLIBPREF=""
2417 SLIBSUF=".dll"
7483e694
DB
2418 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2419 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
77e41e04 2420 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
4c25d159 2421 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2422 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2423 install -d "$(LIBDIR)"; \
2424 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2425 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2426 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 2427 objformat="win32"
ec10a9ab 2428 dlltool="${cross_prefix}dlltool"
bc574408 2429 enable dos_paths
1894e741 2430 check_cflags -fno-common
e26011d0
RP
2431 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2432 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2433 die "ERROR: MinGW runtime version must be >= 3.15."
5666a9f2 2434 add_cppflags -U__STRICT_ANSI__
7483e694
DB
2435 ;;
2436 cygwin*)
4f854758 2437 target_os=cygwin
fbd971a4 2438 shlibdir_default="$bindir_default"
7483e694
DB
2439 SLIBPREF="cyg"
2440 SLIBSUF=".dll"
2441 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2442 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2443 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2444 objformat="win32"
bc574408 2445 enable dos_paths
1894e741 2446 check_cflags -fno-common
7483e694 2447 ;;
4f365f37 2448 *-dos|freedos|opendos)
4f365f37 2449 network_extralibs="-lsocket"
ff1c015d 2450 objformat="coff"
bc574408 2451 enable dos_paths
4f365f37 2452 ;;
7483e694 2453 linux)
7483e694
DB
2454 enable dv1394
2455 ;;
2456 irix*)
4f854758 2457 target_os=irix
7483e694
DB
2458 ranlib="echo ignoring ranlib"
2459 ;;
d22e8442 2460 os/2*)
cc4e9d2a 2461 strip="lxlite -CS"
d22e8442 2462 ln_s="cp -f"
355d81df 2463 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2464 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2465 FFSERVERLDFLAGS=""
287d3b13 2466 LIBSUF="_s.a"
d22e8442
DY
2467 SLIBPREF=""
2468 SLIBSUF=".dll"
2469 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2470 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2471 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2472 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2473 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2474 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2475 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2476 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2477 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2478 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2479 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2480 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2481 enable dos_paths
d22e8442 2482 ;;
83993c1c
AM
2483 gnu/kfreebsd)
2484 ;;
34e82167 2485 gnu)
34e82167 2486 ;;
d33ed7b3
MR
2487 qnx)
2488 add_cppflags -D_QNX_SOURCE
2489 network_extralibs="-lsocket"
2490 ;;
614d8911
MR
2491 none)
2492 ;;
7483e694 2493 *)
4f924f9a 2494 die "Unknown OS '$target_os'."
7483e694
DB
2495 ;;
2496esac
2497
29ba0911 2498echo "config:$arch:$subarch:$cpu:$target_os:$cc_ident:$LIBAV_CONFIGURATION" >config.fate
db7515fd 2499
13cb2187
AS
2500check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2501
c9d19248
MR
2502set_default $PATHS_LIST
2503
320d060a 2504# we need to build at least one lib type
93b3c083 2505if ! enabled_any static shared; then
320d060a
DB
2506 cat <<EOF
2507At least one library type must be built.
2508Specify --enable-static to build the static libraries or --enable-shared to
2509build the shared libraries as well. To only build the shared libraries specify
2510--disable-static in addition to --enable-shared.
2511EOF
2512 exit 1;
2513fi
2514
abc4e572 2515disabled static && LIBNAME=""
2a320695 2516
2184c6f7 2517die_license_disabled() {
4c27207c 2518 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2519}
2520
2184c6f7 2521die_license_disabled gpl libx264
de295976 2522die_license_disabled gpl libxavs
2184c6f7
DB
2523die_license_disabled gpl libxvid
2524die_license_disabled gpl postproc
2525die_license_disabled gpl x11grab
2526
2f7ae63b 2527die_license_disabled nonfree libfaac
b2e3c528 2528
0b175caa
DB
2529die_license_disabled version3 libopencore_amrnb
2530die_license_disabled version3 libopencore_amrwb
2531
9cad0e4e 2532enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2533
40617a6d 2534disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2535
e276d9e8
MR
2536enable_pic() {
2537 enable pic
bce7b696
MR
2538 add_cppflags -DPIC
2539 add_cflags -fPIC
2540 add_asflags -fPIC
e276d9e8
MR
2541}
2542
2543enabled pic && enable_pic
bce7b696 2544
b4d96ba2
MR
2545check_cc <<EOF || die "Symbol mangling check failed."
2546int ff_extern;
2547EOF
8182dc34 2548sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2549extern_prefix=${sym%%ff_extern*}
2550
f65883c8
MR
2551check_cc <<EOF && enable inline_asm
2552void foo(void) { __asm__ volatile ("" ::); }
2553EOF
61d251db 2554
df5e3978
MR
2555_restrict=
2556for restrict_keyword in restrict __restrict__ __restrict; do
2557 check_cc <<EOF && _restrict=$restrict_keyword && break
2558void foo(char * $restrict_keyword p);
2559EOF
2560done
2561
2562check_cc <<EOF && enable attribute_packed
2563struct { int x; } __attribute__((packed)) x;
2564EOF
2565
dffb41b9
MR
2566check_cc <<EOF && enable attribute_may_alias
2567union { int x; } __attribute__((may_alias)) x;
2568EOF
2569
df5e3978
MR
2570check_cc <<EOF || die "endian test failed"
2571unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2572EOF
48fc536a 2573od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2574
e939cedd
MR
2575if enabled alpha; then
2576
2577 check_cflags -mieee
2578
2579elif enabled arm; then
e45391bb 2580
50fa82e6 2581 check_cflags -marm
301ab19d 2582 nogas=die
50fa82e6 2583
44caaa56
MR
2584 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
2585 enable vfp_args
2586 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
2587 case "${cross_prefix:-$cc}" in
2588 *hardfloat*) enable vfp_args; fpabi=vfp ;;
2589 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
2590__asm__ (".eabi_attribute 28, 1");
2591int main(void) { return 0; }
2592EOF
44caaa56
MR
2593 esac
2594 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
2595 fi
fa0912fe
MR
2596
2597 # We have to check if pld is a nop and disable it.
2598 check_asm pld '"pld [r0]"'
2599
2600 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2601 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2602 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2603 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2604 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2605 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2606
e276d9e8
MR
2607 enabled_all armv6t2 shared !pic && enable_pic
2608
fa0912fe 2609elif enabled mips; then
e45391bb 2610
fa0912fe
MR
2611 check_asm loongson '"dmult.g $1, $2, $3"'
2612 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2613
fa0912fe 2614elif enabled ppc; then
e45391bb 2615
e6a0c354
MR
2616 enable local_aligned_8 local_aligned_16
2617
135448fa 2618 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2619 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2620 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2621 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2622
2623 # AltiVec flags: The FSF version of GCC differs from the Apple version
2624 if enabled altivec; then
301ab19d 2625 nogas=warn
fa0912fe
MR
2626 check_cflags -maltivec -mabi=altivec &&
2627 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2628 check_cflags -faltivec
2629
2630 # check if our compiler supports Motorola AltiVec C API
2631 check_cc <<EOF || disable altivec
2632$inc_altivec_h
2633int main(void) {
2634 vector signed int v1, v2, v3;
2635 v1 = vec_add(v2,v3);
2636 return 0;
2637}
2638EOF
2639
2640 # check if our compiler supports braces for vector declarations
2641 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2642$inc_altivec_h
2643int main (void) { (vector int) {1}; return 0; }
2644EOF
2645 fi
e45391bb 2646
fa0912fe 2647elif enabled sparc; then
e45391bb 2648
fa0912fe
MR
2649 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2650 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2651
fa0912fe 2652elif enabled x86; then
e45391bb 2653
e6a0c354
MR
2654 enable local_aligned_8 local_aligned_16
2655
44965991
PI
2656 # check whether EBP is available on x86
2657 # As 'i' is stored on the stack, this program will crash
2658 # if the base pointer is used to access it because the
2659 # base pointer is cleared in the inline assembly code.
7dfef245 2660 check_exec_crash <<EOF && enable ebp_available
44965991 2661 volatile int i=0;
be449fca 2662 __asm__ volatile (
44965991
PI
2663 "xorl %%ebp, %%ebp"
2664 ::: "%ebp");
2665 return i;
44965991
PI
2666EOF
2667
f494213c 2668 # check whether EBX is available on x86
7cee5421
MR
2669 check_asm ebx_available '""::"b"(0)' &&
2670 check_asm ebx_available '"":::"%ebx"'
8e380710 2671
6f74fb03
RP
2672 # check whether xmm clobbers are supported
2673 check_asm xmm_clobbers '"":::"%xmm0"'
2674
d3a4b4e0
DB
2675 # check whether more than 10 operands are supported
2676 check_cc <<EOF && enable ten_operands
2677int main(void) {
2678 int x=0;
2679 __asm__ volatile(
2680 ""
2681 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2682 );
2683 return 0;
2684}
2685EOF
2686
d7f0920b 2687 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2688 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2689 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2690
2691 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2692
9cca1e40 2693 if ! disabled_any asm mmx yasm; then
b6c06894
MR
2694 if check_cmd $yasmexe --version; then
2695 enabled x86_64 && yasm_extra="-m amd64"
2696 yasm_debug="-g dwarf2"
2697 elif check_cmd nasm -v; then
2698 yasmexe=nasm
2699 yasm_debug="-g -F dwarf"
2700 enabled x86_64 && test "$objformat" = elf && objformat=elf64
2701 fi
2702
2703 YASMFLAGS="-f $objformat $yasm_extra"
2704 enabled pic && append YASMFLAGS "-DPIC"
2705 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
2706 case "$objformat" in
2707 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
2708 esac
2709
48545a8f 2710 check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
25432e85 2711 die "yasm not found, use --disable-yasm for a crippled build"
87f1355f 2712 check_yasm "vpaddw xmm0, xmm0, xmm0" || disable avx
31a0dcb2 2713 fi
e45391bb 2714
669b5583
MR
2715 case "$cpu" in
2716 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2717 disable fast_clz
2718 ;;
2719 esac
2720
44965991
PI
2721fi
2722
301ab19d
MR
2723if enabled asm; then
2724 as=${gas:=$as}
2725 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2726 $nogas "GNU assembler not found, install gas-preprocessor"
2727fi
2728
4a7e068b
MR
2729check_ldflags -Wl,--as-needed
2730
a98bb16d
RP
2731if check_func dlopen; then
2732 ldl=
2733elif check_func dlopen -ldl; then
2734 ldl=-ldl
8bf5d58f
MN
2735fi
2736
54fe299b
DV
2737if enabled network; then
2738 check_type "sys/types.h sys/socket.h" socklen_t
2739 check_type netdb.h "struct addrinfo"
2740 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
2741 check_type netinet/in.h "struct sockaddr_in6"
2742 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
2743 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
2744 # Prefer arpa/inet.h over winsock2
2745 if check_header arpa/inet.h ; then
2746 check_func closesocket
2747 elif check_header winsock2.h ; then
2748 check_func_headers winsock2.h closesocket -lws2 && \
2749 network_extralibs="-lws2" || \
2750 { check_func_headers winsock2.h closesocket -lws2_32 && \
2751 network_extralibs="-lws2_32"; }
2752 check_type ws2tcpip.h socklen_t
2753 check_type ws2tcpip.h "struct addrinfo"
2754 check_type ws2tcpip.h "struct ipv6_mreq"
2755 check_type ws2tcpip.h "struct sockaddr_in6"
2756 check_type ws2tcpip.h "struct sockaddr_storage"
2757 check_struct winsock2.h "struct sockaddr" sa_len
2758 else
2759 disable network
2760 fi
2761fi
2762
75ecf149
DB
2763# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2764check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2765
534a2231 2766check_func fcntl
7483e694 2767check_func fork
84882df6 2768check_func getaddrinfo $network_extralibs
7483e694
DB
2769check_func gethrtime
2770check_func getrusage
fc5607f8 2771check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2772check_func inet_aton $network_extralibs
abfc8d05 2773check_func isatty
4ae40685 2774check_func ${malloc_prefix}memalign && enable memalign
7483e694 2775check_func mkstemp
0328b9ea 2776check_func mmap
4ae40685 2777check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2778check_func setrlimit
87958234 2779check_func strerror_r
47941088 2780check_func strtok_r
b58b9fa3 2781check_func_headers conio.h kbhit
b507ebd1 2782check_func_headers io.h setmode
e4673692 2783check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2784check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2785check_func_headers windows.h GetProcessTimes
73f6d31e 2786check_func_headers windows.h MapViewOfFile
7c5bfe7a 2787check_func_headers windows.h VirtualAlloc
6ffa87d3 2788
a98bb16d 2789check_header dlfcn.h
92c6a099 2790check_header dxva2api.h
a98bb16d 2791check_header malloc.h
bf6ce82d 2792check_header poll.h
b58412f1 2793check_header sys/mman.h
b091aa44 2794check_header sys/resource.h
bf6ce82d 2795check_header sys/select.h
272081b0
CEH
2796check_header vdpau/vdpau.h
2797check_header vdpau/vdpau_x11.h
68178ca9 2798check_header X11/extensions/XvMClib.h
a98bb16d 2799
9104cd51
RP
2800check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2801
89e053f8
MR
2802if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2803 enabled_any $need_memalign ; then
1f91cdce 2804 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2805fi
e16e49ac 2806
a4fa192c 2807disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2808disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2809
2810# check for some common methods of building with pthread support
2811# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2812if ! disabled pthreads && ! enabled w32threads; then
2813 enable pthreads
9e7fd101
MR
2814 if check_func pthread_create; then
2815 :
2816 elif check_func pthread_create -pthread; then
2817 add_cflags -pthread
afc9aee2 2818 add_extralibs -pthread
9e7fd101
MR
2819 elif check_func pthread_create -pthreads; then
2820 add_cflags -pthreads
afc9aee2 2821 add_extralibs -pthreads
8d94f606
GT
2822 elif check_func pthread_create -lpthreadGC2; then
2823 add_extralibs -lpthreadGC2
9e7fd101 2824 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2825 disable pthreads
9e7fd101 2826 fi
57bd82d4
MR
2827fi
2828
8eee7025 2829for thread in $THREADS_LIST; do
e5f94c2b 2830 if enabled $thread; then
3ae3b721
RP
2831 test -n "$thread_type" &&
2832 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2833 thread_type="$thread"
e5f94c2b
RP
2834 fi
2835done
2836
fdf88598 2837check_lib math.h sin -lm
edd43c95 2838disabled vaapi || check_lib va/va.h vaInitialize -lva
fdf88598 2839
645d2652
MR
2840check_mathfunc exp2
2841check_mathfunc exp2f
2842check_mathfunc llrint
07876e25 2843check_mathfunc llrintf
645d2652
MR
2844check_mathfunc log2
2845check_mathfunc log2f
2846check_mathfunc lrint
2847check_mathfunc lrintf
2848check_mathfunc round
2849check_mathfunc roundf
2850check_mathfunc truncf
f32adb22 2851
57bd82d4 2852# these are off by default, so fail if requested and not available
a1b3c5a3 2853enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
47941088 2854enabled frei0r && { check_header frei0r.h || die "ERROR: frei0r.h header not found"; }
4fa18c56
MR
2855enabled libdirac && require_pkg_config dirac \
2856 "libdirac_decoder/dirac_parser.h libdirac_encoder/dirac_encoder.h" \
2857 "dirac_decoder_init dirac_encoder_init"
79fda097 2858enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
5af41508 2859enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
9b9d3868 2860enabled libmp3lame && require "libmp3lame >= 3.98.3" lame/lame.h lame_set_VBR_quality -lmp3lame
7483e694 2861enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2862enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2863enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
4fa18c56 2864enabled libopencv && require_pkg_config opencv opencv/cv.h cvCreateImageHeader
3d6fac8c 2865enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
4fa18c56
MR
2866enabled librtmp && require_pkg_config librtmp librtmp/rtmp.h RTMP_Socket
2867enabled libschroedinger && require_pkg_config schroedinger-1.0 schroedinger/schro.h schro_init
ae14f311 2868enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2869enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2870enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
7d07d6f5
DB
2871enabled libvpx && {
2872 enabled libvpx_decoder && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx ||
2873 die "ERROR: libvpx decoder version must be >=0.9.1"; }
2874 enabled libvpx_encoder && { check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2875 die "ERROR: libvpx encoder version must be >=0.9.1"; } }
eb7626a3 2876enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
5dd97520
JGG
2877 { check_cpp_condition x264.h "X264_BUILD >= 99" ||
2878 die "ERROR: libx264 version must be >= 0.99."; }
de295976 2879enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2880enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2881enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2882
0b4a1821
AS
2883# libdc1394 check
2884if enabled libdc1394; then
2885 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2886 enable libdc1394_2; } ||
2887 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2888 enable libdc1394_1; } ||
2889 die "ERROR: No version of libdc1394 found "
2890fi
2891
8f1b06c8 2892if check_pkg_config sdl SDL_version.h SDL_Linked_Version; then
aa692d54
MR
2893 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2894 enable sdl &&
2895 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2896fi
57bd82d4 2897
2270b4b2 2898texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2899
06e31011
RP
2900check_header linux/videodev.h
2901check_header linux/videodev2.h
1b6e8b73 2902check_header sys/videoio.h
47f38850 2903
27796dc3 2904check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
2905# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
2906# w32api 3.12 had it defined wrong
2907check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 2908
f8aa696f 2909# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2910{ check_header dev/bktr/ioctl_meteor.h &&
2911 check_header dev/bktr/ioctl_bt848.h; } ||
2912{ check_header machine/ioctl_meteor.h &&
2913 check_header machine/ioctl_bt848.h; } ||
2914{ check_header dev/video/meteor/ioctl_meteor.h &&
2915 check_header dev/video/bktr/ioctl_bt848.h; } ||
2916check_header dev/ic/bt8xx.h
f8aa696f 2917
15d59d2c 2918check_header sndio.h
c7682de0
RP
2919check_header sys/soundcard.h
2920check_header soundcard.h
deb29777 2921
b6f3d925 2922enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2923
0e57fe17 2924enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2925
15d59d2c
B
2926enabled_any sndio_indev sndio_outdev && check_lib2 sndio.h sio_open -lsndio
2927
56a059ac 2928enabled x11grab &&
f58f4ce1
GP
2929check_header X11/Xlib.h &&
2930check_header X11/extensions/XShm.h &&
0a045661 2931check_header X11/extensions/Xfixes.h &&
f58f4ce1 2932check_func XOpenDisplay -lX11 &&
781c1aa6
R
2933check_func XShmCreateImage -lX11 -lXext &&
2934check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2935
598ef02b 2936if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2937check_cpp_condition \
2938 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2939 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2940 disable vdpau; }
abf649c7 2941fi
deda2a4a 2942
95e561ec 2943enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2944
2945# add some useful compiler flags if supported
2946check_cflags -Wdeclaration-after-statement
dcd479c0 2947check_cflags -Wall
440e3b2f 2948check_cflags -Wno-parentheses
dcd479c0 2949check_cflags -Wno-switch
c07bd6a9
MN
2950check_cflags -Wdisabled-optimization
2951check_cflags -Wpointer-arith
2952check_cflags -Wredundant-decls
cc1fb623 2953check_cflags -Wno-pointer-sign
f4929996 2954check_cflags -Wcast-qual
9aceb3cf 2955check_cflags -Wwrite-strings
652a5bf6 2956check_cflags -Wtype-limits
764551c6 2957check_cflags -Wundef
fc298fd9 2958check_cflags -Wmissing-prototypes
5af4e0cc 2959enabled extra_warnings && check_cflags -Winline
cf9d24ad 2960
57bd82d4 2961# add some linker flags
5c0e9479 2962check_ldflags -Wl,--warn-common
737eb597 2963check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
fef2d661 2964test_ldflags -Wl,-Bsymbolic && append SHFLAGS -Wl,-Bsymbolic
94a3401e 2965
a482e61b 2966echo "X{};" > $TMPV
b462d132 2967if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 2968 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
2969 check_cc <<EOF && enable symver_asm_label
2970void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 2971void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
2972EOF
2973 check_cc <<EOF && enable symver_gnu_asm
2974__asm__(".symver ff_foo,av_foo@VERSION");
2975void ff_foo(void) {}
2976EOF
2977fi
a482e61b 2978
bd2216e4 2979if enabled small; then
14ca9cd0 2980 add_cflags $size_cflags
8400d6b8
DB
2981 optimizations="small"
2982elif enabled optimizations; then
14ca9cd0 2983 add_cflags $speed_cflags
b05394a0
MR
2984else
2985 add_cflags $noopt_cflags
cddf3f45 2986fi
11fdbc44 2987check_cflags -fno-math-errno
b2eb2ff0 2988check_cflags -fno-signed-zeros
cddf3f45 2989
629687f6 2990if enabled icc; then
b1598b58
MR
2991 # Just warnings, no remarks
2992 check_cflags -w1
2993 # -wd: Disable following warnings
2994 # 144, 167, 556: -Wno-pointer-sign
91bcad19 2995 # 1292: attribute "foo" ignored
b1598b58 2996 # 10006: ignoring unknown option -fno-signed-zeros
f1c7c6ae 2997 # 10148: ignoring unknown option -Wno-parentheses
b1598b58 2998 # 10156: ignoring option '-W'; no argument required
91bcad19 2999 check_cflags -wd144,167,556,1292,10006,10148,10156
b1598b58
MR
3000 # 11030: Warning unknown option --as-needed
3001 # 10156: ignoring option '-export'; no argument required
3002 check_ldflags -wd10156,11030
3003 # Allow to compile with optimizations
3004 check_ldflags -march=$cpu
be2cf98a
CEH
3005 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
3006 enable ebp_available
bdefad73
MR
3007 if enabled x86_32; then
3008 test ${icc_version%%.*} -ge 11 && \
3009 check_cflags -falign-stack=maintain-16-byte || \
3010 disable aligned_stack
3011 fi
df442a8d
MR
3012elif enabled ccc; then
3013 # disable some annoying warnings
3014 add_cflags -msg_disable cvtu32to64
3015 add_cflags -msg_disable embedcomment
3016 add_cflags -msg_disable needconstext
3017 add_cflags -msg_disable nomainieee
3018 add_cflags -msg_disable ptrmismatch1
3019 add_cflags -msg_disable unreachcode
973859f5
MR
3020elif enabled gcc; then
3021 check_cflags -fno-tree-vectorize
765e6134 3022 check_cflags -Werror=implicit-function-declaration
de63bfec 3023 check_cflags -Werror=missing-prototypes
613a4e3f
MR
3024elif enabled llvm_gcc; then
3025 check_cflags -mllvm -stack-alignment=16
06da6943 3026elif enabled clang; then
5c8ef670 3027 check_cflags -mllvm -stack-alignment=16
06da6943 3028 check_cflags -Qunused-arguments
138132be
MR
3029elif enabled armcc; then
3030 # 2523: use of inline assembler is deprecated
bcafde61
MR
3031 add_cflags -W${armcc_opt},--diag_suppress=2523
3032 add_cflags -W${armcc_opt},--diag_suppress=1207
5a92140b 3033 add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
b0c1b66a 3034 add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
587d24ff
MR
3035elif enabled tms470; then
3036 add_cflags -pds=824 -pds=837
5f3b8314
MR
3037elif enabled pathscale; then
3038 add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
504a64b9
CEH
3039fi
3040
7483e694
DB
3041enabled_any $THREADS_LIST && enable threads
3042
3043check_deps $CONFIG_LIST \
b6bb00b0 3044 $CONFIG_EXTRA \
7483e694
DB
3045 $HAVE_LIST \
3046 $DECODER_LIST \
3047 $ENCODER_LIST \
5666fd73 3048 $HWACCEL_LIST \
7483e694
DB
3049 $PARSER_LIST \
3050 $BSF_LIST \
3051 $DEMUXER_LIST \
3052 $MUXER_LIST \
f7679c54 3053 $FILTER_LIST \
7483e694
DB
3054 $INDEV_LIST \
3055 $OUTDEV_LIST \
3056 $PROTOCOL_LIST \
57442411
MR
3057 $ACODEC_TESTS \
3058 $VCODEC_TESTS \
3059 $LAVF_TESTS \
48c28162 3060 $LAVFI_TESTS \
b9d5f1b7 3061 $SEEK_TESTS \
f70f03f6 3062
3bfd582c 3063enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 3064
3e89171a 3065echo "install prefix $prefix"
f36958f8
DB
3066echo "source path $source_path"
3067echo "C compiler $cc"
f36958f8 3068echo "ARCH $arch ($cpu)"
ce8871c2
MR
3069if test "$build_suffix" != ""; then
3070 echo "build suffix $build_suffix"
eb94aca9 3071fi
ac63af34
DB
3072if test "$extra_version" != ""; then
3073 echo "version string suffix $extra_version"
3074fi
0db2ce77 3075echo "big-endian ${bigendian-no}"
e90f5b5a 3076echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 3077if enabled x86; then
af44e8e4 3078 echo "yasm ${yasm-no}"
0db2ce77 3079 echo "MMX enabled ${mmx-no}"
30e98e62 3080 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 3081 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 3082 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 3083 echo "SSE enabled ${sse-no}"
30e98e62 3084 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
3085 echo "CMOV enabled ${cmov-no}"
3086 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
3087 echo "EBX available ${ebx_available-no}"
3088 echo "EBP available ${ebp_available-no}"
d3a4b4e0 3089 echo "10 operands supported ${ten_operands-no}"
e41e8342 3090fi
5b6c2cbd 3091if enabled arm; then
0db2ce77
MR
3092 echo "ARMv5TE enabled ${armv5te-no}"
3093 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 3094 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 3095 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 3096 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 3097 echo "NEON enabled ${neon-no}"
eba9ae3c 3098fi
5b6c2cbd 3099if enabled mips; then
0db2ce77 3100 echo "MMI enabled ${mmi-no}"
e41e8342 3101fi
5b6c2cbd 3102if enabled ppc; then
0db2ce77 3103 echo "AltiVec enabled ${altivec-no}"
30e98e62 3104 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 3105 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
3106fi
3107if enabled sparc; then
3108 echo "VIS enabled ${vis-no}"
e41e8342 3109fi
0db2ce77 3110echo "debug symbols ${debug-no}"
87a0fb62 3111echo "strip symbols ${stripping-no}"
8400d6b8 3112echo "optimizations ${optimizations-no}"
0db2ce77
MR
3113echo "static ${static-no}"
3114echo "shared ${shared-no}"
4a24ab64 3115echo "postprocessing support ${postproc-no}"
f7679c54 3116echo "new filter support ${avfilter-no}"
0db2ce77 3117echo "network support ${network-no}"
0db2ce77
MR
3118echo "threading support ${thread_type-no}"
3119echo "SDL support ${sdl-no}"
0db2ce77
MR
3120echo "Sun medialib support ${mlib-no}"
3121echo "AVISynth enabled ${avisynth-no}"
47941088 3122echo "frei0r enabled ${frei0r-no}"
f7b8bffe 3123echo "libdc1394 support ${libdc1394-no}"
690bfceb 3124echo "libdirac enabled ${libdirac-no}"
0db2ce77 3125echo "libfaac enabled ${libfaac-no}"
0db2ce77
MR
3126echo "libgsm enabled ${libgsm-no}"
3127echo "libmp3lame enabled ${libmp3lame-no}"
3128echo "libnut enabled ${libnut-no}"
0b175caa
DB
3129echo "libopencore-amrnb support ${libopencore_amrnb-no}"
3130echo "libopencore-amrwb support ${libopencore_amrwb-no}"
6ebf0bfc 3131echo "libopencv support ${libopencv-no}"
9a77d59a 3132echo "libopenjpeg enabled ${libopenjpeg-no}"
0f943ce6 3133echo "librtmp enabled ${librtmp-no}"
f7cd9eed 3134echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 3135echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
3136echo "libtheora enabled ${libtheora-no}"
3137echo "libvorbis enabled ${libvorbis-no}"
8299a7f8 3138echo "libvpx enabled ${libvpx-no}"
d6bd62db 3139echo "libx264 enabled ${libx264-no}"
de295976 3140echo "libxavs enabled ${libxavs-no}"
d6bd62db 3141echo "libxvid enabled ${libxvid-no}"
0db2ce77 3142echo "zlib enabled ${zlib-no}"
f402916e 3143echo "bzlib enabled ${bzlib-no}"
2c62e737 3144echo
de6d9b64 3145
5666fd73 3146for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 3147 echo "Enabled ${type}s:"
f65c9da1 3148 eval list=\$$(toupper $type)_LIST
fda299f0 3149 print_enabled '_*' $list | sort | pr -r -3 -t
f65c9da1 3150 echo
8138b9db
RP
3151done
3152
ba7a7039 3153license="LGPL version 2.1 or later"
ba321adb 3154if enabled nonfree; then
ba7a7039 3155 license="nonfree and unredistributable"
9cad0e4e
DB
3156elif enabled gplv3; then
3157 license="GPL version 3 or later"
3158elif enabled lgplv3; then
3159 license="LGPL version 3 or later"
ba321adb 3160elif enabled gpl; then
ba7a7039 3161 license="GPL version 2 or later"
ba321adb
JK
3162fi
3163
3164echo "License: $license"
ca5323af 3165
cf1392e9
DB
3166echo "Creating config.mak and config.h..."
3167
df642790
MR
3168# build tree in object directory if source path is different from current one
3169if enabled source_path_used; then
3170 DIRS="
3171 doc
3172 libavcodec
3173 libavcodec/$arch
3174 libavdevice
3175 libavfilter
2c1da681 3176 libavfilter/$arch
df642790
MR
3177 libavformat
3178 libavutil
3179 libavutil/$arch
3180 libpostproc
3181 libswscale
3182 libswscale/$arch
3183 tests
3184 tools
3185 "
3186 FILES="
3187 Makefile
3188 common.mak
3189 subdir.mak
3190 doc/texi2pod.pl
3191 libavcodec/Makefile
43f60eba 3192 libavcodec/${arch}/Makefile
df642790
MR
3193 libavdevice/Makefile
3194 libavfilter/Makefile
483480b5 3195 libavfilter/${arch}/Makefile
df642790
MR
3196 libavformat/Makefile
3197 libavutil/Makefile
3198 libpostproc/Makefile
3199 libswscale/Makefile
3200 "
e0e335a0 3201 map 'mkdir -p $v' $DIRS;
43f60eba 3202 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
df642790
MR
3203fi
3204
ad212cc6
MR
3205enabled stripping || strip="echo skipping strip"
3206
72cfcf41
MR
3207config_files="$TMPH config.mak"
3208
173c983b
MR
3209cat > config.mak <<EOF
3210# Automatically generated by configure - do not modify!
29ba0911
JG
3211ifndef LIBAV_CONFIG_MAK
3212LIBAV_CONFIG_MAK=1
3213LIBAV_CONFIGURATION=$LIBAV_CONFIGURATION
173c983b
MR
3214prefix=$prefix
3215LIBDIR=\$(DESTDIR)$libdir
3216SHLIBDIR=\$(DESTDIR)$shlibdir
3217INCDIR=\$(DESTDIR)$incdir
3218BINDIR=\$(DESTDIR)$bindir
3219DATADIR=\$(DESTDIR)$datadir
3220MANDIR=\$(DESTDIR)$mandir
3221SRC_PATH="$source_path"
3222SRC_PATH_BARE=$source_path
3223BUILD_ROOT="$PWD"
bb5cecdc 3224CC_IDENT=$cc_ident
173c983b
MR
3225ARCH=$arch
3226CC=$cc
3227AS=$as
3228LD=$ld
3229DEPCC=$dep_cc
3230YASM=$yasmexe
a4aea515 3231YASMDEP=$yasmexe
173c983b
MR
3232AR=$ar
3233RANLIB=$ranlib
4335125c 3234CP=cp -p
173c983b
MR
3235LN_S=$ln_s
3236STRIP=$strip
3237CPPFLAGS=$CPPFLAGS
3238CFLAGS=$CFLAGS
3239ASFLAGS=$ASFLAGS
3240CC_O=$CC_O
ec10a9ab 3241DLLTOOL=$dlltool
173c983b
MR
3242LDFLAGS=$LDFLAGS
3243FFSERVERLDFLAGS=$FFSERVERLDFLAGS
3244SHFLAGS=$SHFLAGS
3245YASMFLAGS=$YASMFLAGS
3246BUILDSUF=$build_suffix
3247FULLNAME=$FULLNAME
3248LIBPREF=$LIBPREF
3249LIBSUF=$LIBSUF
3250LIBNAME=$LIBNAME
3251SLIBPREF=$SLIBPREF
3252SLIBSUF=$SLIBSUF
3253EXESUF=$EXESUF
3254EXTRA_VERSION=$extra_version
3255DEPFLAGS=$DEPFLAGS
3256CCDEP=$CCDEP
3257ASDEP=$ASDEP
3258CC_DEPFLAGS=$CC_DEPFLAGS
3259AS_DEPFLAGS=$AS_DEPFLAGS
3260HOSTCC=$host_cc
3261HOSTCFLAGS=$host_cflags
3262HOSTEXESUF=$HOSTEXESUF
3263HOSTLDFLAGS=$host_ldflags