Fix doxy that refers to the wrong variable.
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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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 "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
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 "$0" "$@"
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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."
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47 echo "THIS IS NOT A BUG IN FFMPEG, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken FFmpeg."
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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
aac6ca69 89 --disable-avcore disable libavcore build
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90 --disable-avformat disable libavformat build
91 --disable-swscale disable libswscale build
06454877 92 --enable-postproc enable GPLed postprocessing support [no]
cccc039f 93 --disable-avfilter disable video filter support [no]
06454877 94 --enable-avfilter-lavf video filters dependent on avformat [no]
0dbfc1db 95 --disable-pthreads disable pthreads [auto]
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96 --enable-w32threads use Win32 threads [no]
97 --enable-x11grab enable X11 grabbing [no]
98 --disable-network disable network support [no]
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99 --disable-mpegaudio-hp faster (but less accurate) MPEG audio decoding [no]
100 --enable-gray enable full grayscale support (slower color)
101 --disable-swscale-alpha disable alpha channel support in swscale
102 --disable-fastdiv disable table-based division
103 --enable-small optimize for size instead of speed
104 --disable-aandct disable AAN DCT code
7f3f5f46 105 --disable-dct disable DCT code
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106 --disable-fft disable FFT code
107 --disable-golomb disable Golomb code
108 --disable-lpc disable LPC code
109 --disable-mdct disable MDCT code
110 --disable-rdft disable RDFT code
111 --disable-vaapi disable VAAPI code
112 --disable-vdpau disable VDPAU code
92c6a099 113 --disable-dxva2 disable DXVA2 code
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114 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
115 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
116 --enable-memalign-hack emulate memalign, interferes with memory debuggers
bb55e3a3 117 --disable-everything disable all components listed below
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118 --disable-encoder=NAME disable encoder NAME
119 --enable-encoder=NAME enable encoder NAME
120 --disable-encoders disable all encoders
121 --disable-decoder=NAME disable decoder NAME
122 --enable-decoder=NAME enable decoder NAME
123 --disable-decoders disable all decoders
124 --disable-hwaccel=NAME disable hwaccel NAME
125 --enable-hwaccel=NAME enable hwaccel NAME
126 --disable-hwaccels disable all hwaccels
127 --disable-muxer=NAME disable muxer NAME
128 --enable-muxer=NAME enable muxer NAME
129 --disable-muxers disable all muxers
130 --disable-demuxer=NAME disable demuxer NAME
131 --enable-demuxer=NAME enable demuxer NAME
132 --disable-demuxers disable all demuxers
133 --enable-parser=NAME enable parser NAME
134 --disable-parser=NAME disable parser NAME
135 --disable-parsers disable all parsers
136 --enable-bsf=NAME enable bitstream filter NAME
137 --disable-bsf=NAME disable bitstream filter NAME
138 --disable-bsfs disable all bitstream filters
139 --enable-protocol=NAME enable protocol NAME
140 --disable-protocol=NAME disable protocol NAME
141 --disable-protocols disable all protocols
142 --disable-indev=NAME disable input device NAME
143 --disable-outdev=NAME disable output device NAME
144 --disable-indevs disable input devices
145 --disable-outdevs disable output devices
146 --disable-devices disable all devices
147 --enable-filter=NAME enable filter NAME
148 --disable-filter=NAME disable filter NAME
149 --disable-filters disable all filters
150 --list-decoders show all available decoders
151 --list-encoders show all available encoders
152 --list-hwaccels show all available hardware accelerators
153 --list-muxers show all available muxers
154 --list-demuxers show all available demuxers
155 --list-parsers show all available parsers
156 --list-protocols show all available protocols
157 --list-bsfs show all available bitstream filters
158 --list-indevs show all available input devices
159 --list-outdevs show all available output devices
160 --list-filters show all available filters
161
162External library support:
163 --enable-avisynth enable reading of AVISynth script files [no]
164 --enable-bzlib enable bzlib [autodetect]
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]
167 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
168 and libraw1394 [no]
169 --enable-libdirac enable Dirac support via libdirac [no]
170 --enable-libfaac enable FAAC support via libfaac [no]
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171 --enable-libgsm enable GSM support via libgsm [no]
172 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
173 --enable-libnut enable NUT (de)muxing via libnut,
174 native (de)muxer exists [no]
175 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
0f943ce6 176 --enable-librtmp enable RTMP[E] support via librtmp [no]
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177 --enable-libschroedinger enable Dirac support via libschroedinger [no]
178 --enable-libspeex enable Speex decoding via libspeex [no]
179 --enable-libtheora enable Theora encoding via libtheora [no]
180 --enable-libvorbis enable Vorbis encoding via libvorbis,
181 native implementation exists [no]
8299a7f8 182 --enable-libvpx enable VP8 support via libvpx [no]
06454877 183 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 184 --enable-libxavs enable AVS encoding via xavs [no]
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185 --enable-libxvid enable Xvid encoding via xvidcore,
186 native MPEG-4/Xvid encoder exists [no]
187 --enable-mlib enable Sun medialib [no]
188 --enable-zlib enable zlib [autodetect]
189
190Advanced options (experts only):
191 --source-path=PATH path to source code [$source_path]
192 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
193 --enable-cross-compile assume a cross-compiler is used
194 --sysroot=PATH root of cross-build tree
195 --sysinclude=PATH location of cross-build system headers
196 --target-os=OS compiler targets OS [$target_os]
197 --target-exec=CMD command to run executables on target
198 --target-path=DIR path to view of build directory on target
199 --nm=NM use nm tool
121d78d0 200 --ar=AR use archive tool AR [$ar_default]
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201 --as=AS use assembler AS [$as_default]
202 --cc=CC use C compiler CC [$cc_default]
203 --ld=LD use linker LD
204 --host-cc=HOSTCC use host C compiler HOSTCC
205 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
206 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
207 --host-libs=HLIBS use libs HLIBS when linking for host
208 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
209 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
210 --extra-libs=ELIBS add ELIBS [$ELIBS]
211 --extra-version=STRING version string suffix []
212 --build-suffix=SUFFIX library name suffix []
213 --arch=ARCH select architecture [$arch]
214 --cpu=CPU select the minimum required CPU (affects
215 instruction selection, may crash on older CPUs)
c8a4ae00 216 --disable-asm disable all assembler optimizations
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217 --disable-altivec disable AltiVec optimizations
218 --disable-amd3dnow disable 3DNow! optimizations
219 --disable-amd3dnowext disable 3DNow! extended optimizations
220 --disable-mmx disable MMX optimizations
221 --disable-mmx2 disable MMX2 optimizations
222 --disable-sse disable SSE optimizations
223 --disable-ssse3 disable SSSE3 optimizations
224 --disable-armv5te disable armv5te optimizations
225 --disable-armv6 disable armv6 optimizations
226 --disable-armv6t2 disable armv6t2 optimizations
227 --disable-armvfp disable ARM VFP optimizations
228 --disable-iwmmxt disable iwmmxt optimizations
229 --disable-mmi disable MMI optimizations
230 --disable-neon disable neon optimizations
231 --disable-vis disable VIS optimizations
232 --disable-yasm disable use of yasm assembler
233 --enable-pic build position-independent code
4ae40685 234 --malloc-prefix=PFX prefix malloc and related names with PFX
6b35d421 235 --enable-sram allow use of on-chip SRAM
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236
237Developer options (useful when working on FFmpeg itself):
238 --disable-debug disable debugging symbols
239 --enable-debug=LEVEL set the debug level [$debuglevel]
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240 --disable-optimizations disable compiler optimizations
241 --enable-extra-warnings enable more compiler warnings
242 --disable-stripping disable stripping of executables and shared libraries
2fad0977 243 --samples=PATH location of test samples for FATE
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244
245NOTE: Object files are built at the place where configure is launched.
246EOF
60e8bc13 247 exit 0
74c53c2d 248}
cf9d24ad 249
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250quotes='""'
251
57bd82d4 252log(){
2270b4b2 253 echo "$@" >> $logfile
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254}
255
720c69da 256log_file(){
c8e9f801 257 log BEGIN $1
2270b4b2 258 pr -n -t $1 >> $logfile
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259 log END $1
260}
261
2ba042a7 262echolog(){
c8e9f801 263 log "$@"
57bd82d4 264 echo "$@"
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265}
266
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267warn(){
268 log "WARNING: $*"
269 WARNINGS="${WARNINGS}WARNING: $*\n"
270}
271
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272die(){
273 echolog "$@"
274 cat <<EOF
d326cf7f 275
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276If you think configure made a mistake, make sure you are using the latest
277version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 278ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 279EOF
e155a21a 280 if disabled logging; then
2ba042a7 281 cat <<EOF
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282Rerun configure with logging enabled (do not use --disable-logging), and
283include the log this produces with your report.
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284EOF
285 else
286cat <<EOF
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287Include the log file "$logfile" produced by configure as this will help
288solving the problem.
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289EOF
290 fi
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291 exit 1
292}
293
6c6007d6 294# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 295toupper(){
6c6007d6 296 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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297}
298
4a5444db 299tolower(){
6c6007d6 300 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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301}
302
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303c_escape(){
304 echo "$*" | sed 's/["\\]/\\\0/g'
305}
306
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307sh_quote(){
308 v=$(echo "$1" | sed "s/'/'\\\\''/g")
f29be470 309 test "x$v" = "x${v#*[^A-Za-z0-9_/.+-]}" || v="'$v'"
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310 echo "$v"
311}
312
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313filter(){
314 pat=$1
315 shift
316 for v; do
98ef6079 317 eval "case $v in $pat) echo $v ;; esac"
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318 done
319}
320
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321map(){
322 m=$1
323 shift
e0e335a0 324 for v; do eval $m; done
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325}
326
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327set_all(){
328 value=$1
329 shift
330 for var in $*; do
331 eval $var=$value
332 done
333}
334
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335set_weak(){
336 value=$1
337 shift
338 for var; do
339 eval : \${$var:=$value}
340 done
341}
342
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343pushvar(){
344 for var in $*; do
345 eval level=\${${var}_level:=0}
346 eval ${var}_${level}="\$$var"
347 eval ${var}_level=$(($level+1))
348 done
349}
350
351popvar(){
352 for var in $*; do
353 eval level=\${${var}_level:-0}
354 test $level = 0 && continue
355 eval level=$(($level-1))
356 eval $var="\${${var}_${level}}"
357 eval ${var}_level=$level
358 eval unset ${var}_${level}
359 done
360}
361
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362enable(){
363 set_all yes $*
364}
365
366disable(){
367 set_all no $*
368}
369
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370enable_weak(){
371 set_weak yes $*
372}
373
374disable_weak(){
375 set_weak no $*
376}
377
72702705 378enable_safe(){
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379 for var; do
380 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
381 done
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382}
383
384disable_safe(){
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385 for var; do
386 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
387 done
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388}
389
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390do_enable_deep(){
391 for var; do
392 enabled $var && continue
393 eval sel="\$${var}_select"
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394 eval sgs="\$${var}_suggest"
395 pushvar var sgs
f9d328da 396 enable_deep $sel
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397 popvar sgs
398 enable_deep_weak $sgs
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399 popvar var
400 done
401}
402
403enable_deep(){
404 do_enable_deep $*
405 enable $*
406}
407
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408enable_deep_weak(){
409 do_enable_deep $*
410 enable_weak $*
411}
412
57bd82d4 413enabled(){
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414 test "${1#!}" = "$1" && op== || op=!=
415 eval test "x\$${1#!}" $op "xyes"
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416}
417
37970ebf 418disabled(){
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419 test "${1#!}" = "$1" && op== || op=!=
420 eval test "x\$${1#!}" $op "xno"
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421}
422
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423enabled_all(){
424 for opt; do
425 enabled $opt || return 1
426 done
427}
428
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429disabled_all(){
430 for opt; do
431 disabled $opt || return 1
432 done
433}
434
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435enabled_any(){
436 for opt; do
437 enabled $opt && return 0
438 done
439}
440
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441disabled_any(){
442 for opt; do
443 disabled $opt && return 0
444 done
f7b230a7 445 return 1
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446}
447
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448set_default(){
449 for opt; do
88268e94 450 eval : \${$opt:=\$${opt}_default}
c9d19248
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451 done
452}
453
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454is_in(){
455 value=$1
456 shift
457 for var in $*; do
458 [ $var = $value ] && return 0
459 done
460 return 1
461}
462
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463check_deps(){
464 for cfg; do
3250003c 465 cfg="${cfg#!}"
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466 enabled ${cfg}_checking && die "Circular dependency for $cfg."
467 disabled ${cfg}_checking && continue
468 enable ${cfg}_checking
469
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470 eval dep_all="\$${cfg}_deps"
471 eval dep_any="\$${cfg}_deps_any"
7ef3425f 472 eval dep_sel="\$${cfg}_select"
c510c7b5 473 eval dep_sgs="\$${cfg}_suggest"
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474 eval dep_ifa="\$${cfg}_if"
475 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 476
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477 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
478 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
479 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 480
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481 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
482 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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483 enabled_all $dep_all || disable $cfg
484 enabled_any $dep_any || disable $cfg
7ef3425f 485 disabled_any $dep_sel && disable $cfg
799c9e9b 486
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487 if enabled $cfg; then
488 eval dep_extralibs="\$${cfg}_extralibs"
489 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 490 enable_deep $dep_sel
c510c7b5 491 enable_deep_weak $dep_sgs
4ec45764
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492 fi
493
799c9e9b 494 disable ${cfg}_checking
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495 done
496}
497
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498print_config(){
499 pfx=$1
500 header=$2
501 makefile=$3
502 shift 3
503 for cfg; do
5e622c40 504 ucname="$(toupper $cfg)"
44161118 505 if enabled $cfg; then
3d907e22 506 echo "#define ${pfx}${ucname} 1" >> $header
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507 echo "${pfx}${ucname}=yes" >> $makefile
508 else
b250f9c6 509 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 510 echo "!${pfx}${ucname}=yes" >> $makefile
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511 fi
512 done
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513}
514
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515print_enabled(){
516 test "$1" = -n && end=" " && shift || end="\n"
517 suf=$1
518 shift
519 for v; do
520 enabled $v && printf "%s$end" ${v%$suf};
521 done
522}
523
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524append(){
525 var=$1
526 shift
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527 eval "$var=\"\$$var $*\""
528}
529
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530prepend(){
531 var=$1
532 shift
533 eval "$var=\"$* \$$var\""
534}
535
50a334e4 536add_cppflags(){
caf458dd 537 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
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538}
539
57bd82d4 540add_cflags(){
caf458dd 541 append CFLAGS $($filter_cflags "$@")
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542}
543
2f2e6c7c 544add_asflags(){
caf458dd 545 append ASFLAGS $($filter_asflags "$@")
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546}
547
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548add_ldflags(){
549 append LDFLAGS "$@"
550}
551
552add_extralibs(){
60361817 553 prepend extralibs "$@"
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554}
555
b0cfb663 556check_cmd(){
b3cb5d51 557 log "$@"
2270b4b2 558 "$@" >> $logfile 2>&1
b0cfb663
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559}
560
dcd479c0 561check_cc(){
57bd82d4 562 log check_cc "$@"
2270b4b2 563 cat > $TMPC
720c69da 564 log_file $TMPC
50a334e4 565 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
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566}
567
568check_cpp(){
569 log check_cpp "$@"
2270b4b2 570 cat > $TMPC
720c69da 571 log_file $TMPC
9e7f3277 572 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
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573}
574
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575check_as(){
576 log check_as "$@"
577 cat > $TMPC
578 log_file $TMPC
2f2e6c7c 579 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
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580}
581
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582check_asm(){
583 log check_asm "$@"
584 name="$1"
3784e82e 585 code="$2"
940f335a 586 shift 2
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587 disable $name
588 check_as "$@" <<EOF && enable $name
3784e82e 589void foo(void){ __asm__ volatile($code); }
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590EOF
591}
592
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593check_yasm(){
594 log check_yasm "$@"
595 echo "$1" > $TMPS
596 log_file $TMPS
597 shift 1
598 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
599}
600
dcd479c0 601check_ld(){
57bd82d4 602 log check_ld "$@"
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603 flags=''
604 libs=''
605 for f; do
606 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
607 done
2a194acd 608 check_cc $($filter_cflags $flags) || return
684b28e0 609 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
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610}
611
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612check_cppflags(){
613 log check_cppflags "$@"
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614 set -- $($filter_cppflags "$@")
615 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
616int x;
617EOF
618}
619
dcd479c0 620check_cflags(){
57bd82d4 621 log check_cflags "$@"
caf458dd
MR
622 set -- $($filter_cflags "$@")
623 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
624int x;
625EOF
626}
627
2ed46eea
MR
628test_ldflags(){
629 log test_ldflags "$@"
630 check_ld "$@" <<EOF
c23a0ac8 631int main(void){ return 0; }
dcd479c0
MR
632EOF
633}
634
2ed46eea
MR
635check_ldflags(){
636 log check_ldflags "$@"
637 test_ldflags "$@" && add_ldflags "$@"
638}
639
dcd479c0 640check_header(){
57bd82d4 641 log check_header "$@"
dcd479c0
MR
642 header=$1
643 shift
b77df637
MR
644 disable_safe $header
645 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
646#include <$header>
647int x;
648EOF
649}
650
651check_func(){
57bd82d4 652 log check_func "$@"
dcd479c0
MR
653 func=$1
654 shift
d8bc5f06
MR
655 disable $func
656 check_ld "$@" <<EOF && enable $func
dcd479c0 657extern int $func();
c23a0ac8 658int main(void){ $func(); }
dcd479c0
MR
659EOF
660}
661
645d2652 662check_mathfunc(){
6b73c0ae 663 log check_mathfunc "$@"
645d2652
MR
664 func=$1
665 shift
666 disable $func
667 check_ld "$@" <<EOF && enable $func
668#include <math.h>
33bd38db
MR
669float foo(float f) { return $func(f); }
670int main(void){ return 0; }
645d2652
MR
671EOF
672}
673
2446d3d6
DB
674check_func_headers(){
675 log check_func_headers "$@"
f8d7b072
MR
676 headers=$1
677 func=$2
678 shift 2
679 disable $func
680 incs=""
681 for hdr in $headers; do
682 incs="$incs
683#include <$hdr>"
684 done
cd0d9a9d 685 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 686$incs
d6773f56 687int main(int argc, char **argv){
2b2c2a81 688 return (long) $func;
f8d7b072
MR
689}
690EOF
691}
692
a5344cf7
SS
693check_cpp_condition(){
694 log check_cpp_condition "$@"
695 header=$1
696 condition=$2
f855b7b9
MR
697 shift 2
698 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
699#include <$header>
700#if !($condition)
701#error "unsatisfied condition: $condition"
702#endif
703EOF
704}
705
57bd82d4
MR
706check_lib(){
707 log check_lib "$@"
708 header="$1"
709 func="$2"
710 shift 2
84400e9d 711 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
712}
713
f8d7b072
MR
714check_lib2(){
715 log check_lib2 "$@"
716 headers="$1"
717 func="$2"
718 shift 2
300cde27 719 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
720}
721
dcd479c0 722check_exec(){
2270b4b2 723 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
724}
725
7dfef245 726check_exec_crash(){
5e622c40 727 code=$(cat)
7dfef245
MR
728
729 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
730 # are safe but may not be available everywhere. Thus we use
731 # raise(SIGTERM) instead. The check is run in a subshell so we
732 # can redirect the "Terminated" message from the shell. SIGBUS
733 # is not defined by standard C so it is used conditionally.
734
2270b4b2 735 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
736#include <signal.h>
737static void sighandler(int sig){
738 raise(SIGTERM);
739}
e5af4a11 740int main(void){
7dfef245
MR
741 signal(SIGILL, sighandler);
742 signal(SIGFPE, sighandler);
743 signal(SIGSEGV, sighandler);
744#ifdef SIGBUS
745 signal(SIGBUS, sighandler);
746#endif
747 { $code }
748}
749EOF
750}
751
72be9e73
DY
752check_type(){
753 log check_type "$@"
754 headers=$1
755 type=$2
756 shift 2
ae550ce9 757 disable_safe "$type"
72be9e73
DY
758 incs=""
759 for hdr in $headers; do
760 incs="$incs
761#include <$hdr>"
762 done
ae550ce9 763 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
764$incs
765$type v;
766EOF
767}
768
14d36751
MR
769check_struct(){
770 log check_type "$@"
771 headers=$1
772 struct=$2
773 member=$3
774 shift 3
775 disable_safe "${struct}_${member}"
776 incs=""
777 for hdr in $headers; do
778 incs="$incs
779#include <$hdr>"
780 done
781 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
782$incs
783const void *p = &(($struct *)0)->$member;
784EOF
785}
786
57bd82d4
MR
787require(){
788 name="$1"
789 header="$2"
790 func="$3"
791 shift 3
792 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
793}
794
f8d7b072
MR
795require2(){
796 name="$1"
797 headers="$2"
798 func="$3"
799 shift 3
800 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
801}
802
f0125de9
MR
803check_host_cc(){
804 log check_host_cc "$@"
805 cat > $TMPC
806 log_file $TMPC
807 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
808}
809
810check_host_cflags(){
811 log check_host_cflags "$@"
812 check_host_cc "$@" <<EOF && append host_cflags "$@"
813int x;
814EOF
815}
816
c505dd31
MR
817apply(){
818 file=$1
819 shift
820 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
821}
822
c34681df
MR
823cp_if_changed(){
824 cmp -s "$1" "$2" &&
825 echo "$2 is unchanged" ||
826 cp -f "$1" "$2"
827}
828
dcd61286
DB
829# CONFIG_LIST contains configurable options, while HAVE_LIST is for
830# system-dependent things.
831
4a0d6686
AJ
832COMPONENT_LIST="
833 bsfs
834 decoders
835 demuxers
836 encoders
3cde40aa 837 filters
5666fd73 838 hwaccels
c552605c 839 indevs
4a0d6686 840 muxers
c552605c 841 outdevs
4a0d6686
AJ
842 parsers
843 protocols
844"
845
846CONFIG_LIST="
847 $COMPONENT_LIST
e8ed9b7a 848 aandct
5a0f7131 849 avcodec
aac6ca69 850 avcore
5a0f7131 851 avdevice
f7679c54
VS
852 avfilter
853 avfilter_lavf
5a0f7131 854 avformat
c88f5d72 855 avisynth
f402916e 856 bzlib
7f3f5f46 857 dct
c73f65d9 858 doc
05aec7bb 859 dwt
92c6a099 860 dxva2
27a9466b 861 fastdiv
c88f5d72
MR
862 ffmpeg
863 ffplay
336ce917 864 ffprobe
c88f5d72 865 ffserver
1848f7d9 866 fft
4f034993 867 golomb
c88f5d72 868 gpl
d8d0d0b2 869 gray
4693b031 870 h264dsp
3abe5fbd 871 hardcoded_tables
f7b8bffe 872 libdc1394
690bfceb 873 libdirac
2eed5a46 874 libfaac
c88f5d72 875 libgsm
6ebe07fb 876 libmp3lame
c88f5d72 877 libnut
0b175caa
DB
878 libopencore_amrnb
879 libopencore_amrwb
9a77d59a 880 libopenjpeg
0f943ce6 881 librtmp
f7cd9eed 882 libschroedinger
ae14f311 883 libspeex
150d2772 884 libtheora
c88f5d72 885 libvorbis
8299a7f8 886 libvpx
1cc60c47 887 libx264
de295976 888 libxavs
1cc60c47 889 libxvid
f4d608e3 890 lpc
b781cc12 891 lsp
47a158cb 892 mdct
c88f5d72 893 memalign_hack
a8150374 894 mlib
c88f5d72
MR
895 mpegaudio_hp
896 network
3fe142e2 897 nonfree
8a3c8627 898 pic
4a24ab64 899 postproc
68602540 900 rdft
e90f5b5a 901 runtime_cpudetect
2e35e684 902 shared
bd2216e4 903 small
6b35d421 904 sram
2e35e684 905 static
5a0f7131 906 swscale
a9ddb5b1 907 swscale_alpha
17492d5e
DB
908 vaapi
909 vdpau
9cad0e4e 910 version3
56a059ac 911 x11grab
c88f5d72 912 zlib
4a0d6686 913"
c88f5d72 914
8eee7025 915THREADS_LIST='
8eee7025
DB
916 pthreads
917 w32threads
918'
919
3f5b56e5
MR
920ARCH_LIST='
921 alpha
a2fc0f6a 922 arm
fdcd782d
MR
923 avr32
924 avr32_ap
925 avr32_uc
3f5b56e5
MR
926 bfin
927 ia64
928 m68k
929 mips
bae3abb0 930 mips64
3f5b56e5 931 parisc
79cb09b2 932 ppc
34d11b87 933 ppc64
3f5b56e5
MR
934 s390
935 sh4
936 sparc
937 sparc64
0844bae1 938 tomi
3f5b56e5
MR
939 x86
940 x86_32
941 x86_64
942'
943
944ARCH_EXT_LIST='
1ac9331a 945 altivec
3bf96eec 946 amd3dnow
a1ef9f08 947 amd3dnowext
1ac9331a 948 armv5te
edab3048 949 armv6
ab5cb084 950 armv6t2
f55b299a 951 armvfp
3f5b56e5
MR
952 iwmmxt
953 mmi
954 mmx
d7f0920b 955 mmx2
6b18d278 956 neon
799fde37 957 ppc4xx
1bb04d5a 958 sse
9eeed841 959 ssse3
bd9d34a0 960 vis
3f5b56e5
MR
961'
962
a3e02a8c
MR
963HAVE_LIST_PUB='
964 bigendian
d268eee9 965 fast_unaligned
a3e02a8c
MR
966'
967
3f5b56e5
MR
968HAVE_LIST="
969 $ARCH_EXT_LIST
a3e02a8c 970 $HAVE_LIST_PUB
3f5b56e5 971 $THREADS_LIST
35fd8122 972 alsa_asoundlib_h
3f5b56e5 973 altivec_h
c9fdab0d 974 arpa_inet_h
dffb41b9 975 attribute_may_alias
e7ea5e3d 976 attribute_packed
6bd859d6 977 bswap
ecf97f22 978 closesocket
1ac9331a 979 cmov
e16e49ac 980 conio_h
c88f5d72 981 dcbzl
f8aa696f
DB
982 dev_bktr_ioctl_bt848_h
983 dev_bktr_ioctl_meteor_h
984 dev_ic_bt8xx_h
985 dev_video_meteor_ioctl_meteor_h
986 dev_video_bktr_ioctl_bt848_h
18b67ae5 987 dlfcn_h
c88f5d72 988 dlopen
bc574408 989 dos_paths
245626d0
DB
990 ebp_available
991 ebx_available
6b7c7703
VS
992 exp2
993 exp2f
c2a29455 994 fast_64bit
669b5583 995 fast_clz
7073e9fc 996 fast_cmov
534a2231 997 fcntl
9d99cc5a 998 fork
84882df6 999 getaddrinfo
da9e86f8 1000 gethrtime
fc5607f8 1001 GetProcessMemoryInfo
4e68cb8a 1002 GetProcessTimes
66be5b45 1003 getrusage
a49d3025 1004 gnu_as
fc5607f8 1005 struct_rusage_ru_maxrss
2f0c136e 1006 ibm_asm
2e1913b1 1007 inet_aton
61d251db 1008 inline_asm
abfc8d05 1009 isatty
9f5ff83f 1010 ldbrx
0b4a1821
AS
1011 libdc1394_1
1012 libdc1394_2
a33cab3a 1013 llrint
07876e25 1014 llrintf
d96cd429
MR
1015 local_aligned_16
1016 local_aligned_8
291fd18a 1017 log2
6b7c7703 1018 log2f
85dd97ad 1019 loongson
a33cab3a 1020 lrint
c88f5d72 1021 lrintf
e4673692 1022 lzo1x_999_compress
f8aa696f
DB
1023 machine_ioctl_bt848_h
1024 machine_ioctl_meteor_h
c88f5d72
MR
1025 malloc_h
1026 memalign
6ffa87d3 1027 mkstemp
b4e806b2 1028 pld
1f91cdce 1029 posix_memalign
a33cab3a
MK
1030 round
1031 roundf
c88f5d72
MR
1032 sdl
1033 sdl_video_size
b507ebd1 1034 setmode
72be9e73 1035 socklen_t
deb29777 1036 soundcard_h
f8cda19e 1037 poll_h
0104b608 1038 setrlimit
87958234 1039 strerror_r
c0018613 1040 struct_addrinfo
b4d68544
MS
1041 struct_ipv6_mreq
1042 struct_sockaddr_in6
3b2372bf 1043 struct_sockaddr_sa_len
33a4dbdd 1044 struct_sockaddr_storage
b462d132
MR
1045 symver
1046 symver_gnu_asm
1047 symver_asm_label
b58412f1 1048 sys_mman_h
b091aa44 1049 sys_resource_h
81644c2e 1050 sys_select_h
deb29777 1051 sys_soundcard_h
1b6e8b73 1052 sys_videoio_h
d3a4b4e0 1053 ten_operands
e16e49ac 1054 termios_h
b265431e 1055 threads
7b04b8a0 1056 truncf
ce742de2 1057 vfp_args
7c5bfe7a 1058 VirtualAlloc
6ff3f3e7 1059 winsock2_h
cc078b5d 1060 xform_asm
304d586d 1061 yasm
0cb78cef 1062"
44161118 1063
b6bb00b0
MR
1064# options emitted with CONFIG_ prefix but not available on command line
1065CONFIG_EXTRA="
dc4f5a1c 1066 avutil
9cad0e4e
DB
1067 gplv3
1068 lgplv3
b6bb00b0
MR
1069"
1070
520cc7f1 1071CMDLINE_SELECT="
3f5b56e5 1072 $ARCH_EXT_LIST
520cc7f1 1073 $CONFIG_LIST
8eee7025 1074 $THREADS_LIST
c8a4ae00 1075 asm
db6107b6 1076 cross_compile
520cc7f1
MR
1077 debug
1078 extra_warnings
8c6afa4d 1079 logging
d2bbb2f7 1080 optimizations
87a0fb62 1081 stripping
7595a5e4 1082 yasm
520cc7f1 1083"
426be5dc
DB
1084
1085PATHS_LIST='
d156bede 1086 bindir
14a8acf1 1087 datadir
26759c44
MR
1088 incdir
1089 libdir
26759c44
MR
1090 mandir
1091 prefix
1092 shlibdir
426be5dc
DB
1093'
1094
1095CMDLINE_SET="
1096 $PATHS_LIST
121d78d0 1097 ar
426be5dc 1098 arch
313c46a6 1099 as
426be5dc
DB
1100 build_suffix
1101 cc
1102 cpu
1103 cross_prefix
50567afa 1104 dep_cc
ac63af34 1105 extra_version
9da6609f
MR
1106 host_cc
1107 host_cflags
1108 host_ldflags
1109 host_libs
82bb3329 1110 host_os
684b28e0 1111 ld
426be5dc 1112 logfile
4ae40685 1113 malloc_prefix
89641463 1114 nm
2fad0977 1115 samples
26759c44 1116 source_path
4f837398 1117 strip
c5200f17
MR
1118 sysinclude
1119 sysroot
a7ada2ba 1120 target_exec
26759c44 1121 target_os
a7ada2ba 1122 target_path
426be5dc 1123"
520cc7f1 1124
89f2932b
MR
1125CMDLINE_APPEND="
1126 extra_cflags
1127"
1128
912f3148
DB
1129# code dependency declarations
1130
9eeed841 1131# architecture extensions
808fa33c 1132
a2fc0f6a
MR
1133armv5te_deps="arm"
1134armv6_deps="arm"
ab5cb084 1135armv6t2_deps="arm"
a2fc0f6a
MR
1136armvfp_deps="arm"
1137iwmmxt_deps="arm"
808fa33c
MR
1138neon_deps="arm"
1139
e241ba14 1140mmi_deps="mips"
808fa33c
MR
1141
1142altivec_deps="ppc"
1143ppc4xx_deps="ppc"
1144
1145vis_deps="sparc"
1146
7f8c3d1f 1147x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1148amd3dnow_deps="mmx"
1149amd3dnowext_deps="amd3dnow"
9eeed841 1150mmx_deps="x86"
75aa95a6 1151mmx2_deps="mmx"
75aa95a6
DB
1152sse_deps="mmx"
1153ssse3_deps="sse"
9eeed841 1154
e939cedd 1155fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1156fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1157fast_unaligned_if_any="armv6 ppc x86"
669b5583 1158
89e053f8 1159need_memalign="altivec neon sse"
6fec122a 1160inline_asm_deps="!tms470"
89e053f8 1161
b462d132
MR
1162symver_if_any="symver_asm_label symver_gnu_asm"
1163
26fbcc85 1164# subsystems
dc609252 1165dct_select="rdft"
26fbcc85
MR
1166mdct_select="fft"
1167rdft_select="fft"
1168
5666fd73 1169# decoders / encoders / hardware accelerators
3cac899a 1170aac_decoder_select="mdct rdft"
26fbcc85
MR
1171aac_encoder_select="mdct"
1172ac3_decoder_select="mdct ac3_parser"
f4d608e3 1173alac_encoder_select="lpc"
b781cc12 1174amrnb_decoder_select="lsp"
084cbbaa 1175atrac1_decoder_select="mdct"
26fbcc85
MR
1176atrac3_decoder_select="mdct"
1177binkaudio_dct_decoder_select="mdct rdft dct"
1178binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1179cavs_decoder_select="golomb"
26fbcc85 1180cook_decoder_select="mdct"
2eef7c62 1181cscd_decoder_suggest="zlib"
26fbcc85 1182dca_decoder_select="mdct"
e8ed9b7a 1183dnxhd_encoder_select="aandct"
2eef7c62 1184dxa_decoder_select="zlib"
baf91bb9 1185eac3_decoder_select="ac3_decoder"
84c04e25 1186eamad_decoder_select="aandct"
e8ed9b7a 1187eatgq_decoder_select="aandct"
d52b39c7 1188eatqi_decoder_select="aandct"
4f034993
MR
1189ffv1_decoder_select="golomb"
1190flac_decoder_select="golomb"
f4d608e3 1191flac_encoder_select="golomb lpc"
2eef7c62
AJ
1192flashsv_decoder_select="zlib"
1193flashsv_encoder_select="zlib"
4414137e 1194flv_decoder_select="h263_decoder"
4d4b4bd1 1195flv_encoder_select="h263_encoder"
e8ed9b7a 1196h261_encoder_select="aandct"
7f647ae0 1197h263_decoder_select="h263_parser"
e8ed9b7a 1198h263_encoder_select="aandct"
95a61cfc 1199h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1200h263i_decoder_select="h263_decoder"
fe629c2d 1201h263p_encoder_select="h263_encoder"
4693b031 1202h264_decoder_select="golomb h264dsp"
92c6a099
LA
1203h264_dxva2_hwaccel_deps="dxva2api_h"
1204h264_dxva2_hwaccel_select="dxva2 h264_decoder"
17492d5e 1205h264_vaapi_hwaccel_select="vaapi"
95a61cfc 1206h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1207imc_decoder_select="fft mdct"
4f034993
MR
1208jpegls_decoder_select="golomb"
1209jpegls_encoder_select="golomb"
e8ed9b7a 1210ljpeg_encoder_select="aandct"
4f034993 1211loco_decoder_select="golomb"
e8ed9b7a 1212mjpeg_encoder_select="aandct"
2cca233b 1213mlp_decoder_select="mlp_parser"
d9da8f10
AJ
1214mp1float_decoder_select="dct"
1215mp2float_decoder_select="dct"
1216mp3adufloat_decoder_select="dct"
1217mp3float_decoder_select="dct"
1218mp3on4float_decoder_select="dct"
e8ed9b7a
DB
1219mpeg1video_encoder_select="aandct"
1220mpeg2video_encoder_select="aandct"
4414137e 1221mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1222mpeg4_encoder_select="h263_encoder"
95a61cfc 1223mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
95a61cfc 1224mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
164aab02
LA
1225mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1226mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1227mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
95a61cfc 1228mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1229mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1230mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1231mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1232msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1233msmpeg4v1_encoder_select="h263_encoder"
4414137e 1234msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1235msmpeg4v2_encoder_select="h263_encoder"
4414137e 1236msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1237msmpeg4v3_encoder_select="h263_encoder"
26fbcc85
MR
1238nellymoser_decoder_select="mdct"
1239nellymoser_encoder_select="mdct"
2eef7c62
AJ
1240png_decoder_select="zlib"
1241png_encoder_select="zlib"
b781cc12 1242qcelp_decoder_select="lsp"
26fbcc85 1243qdm2_decoder_select="mdct rdft"
31ed3f1f 1244ra_144_encoder_select="lpc"
a8beb22f 1245rv10_decoder_select="h263_decoder"
b2bf38b4 1246rv10_encoder_select="h263_encoder"
a8beb22f 1247rv20_decoder_select="h263_decoder"
b2bf38b4 1248rv20_encoder_select="h263_encoder"
4693b031
MR
1249rv30_decoder_select="golomb h264dsp"
1250rv40_decoder_select="golomb h264dsp"
4f034993 1251shorten_decoder_select="golomb"
b781cc12 1252sipr_decoder_select="lsp"
05aec7bb
MR
1253snow_decoder_select="dwt"
1254snow_encoder_select="aandct dwt"
4f034993
MR
1255sonic_decoder_select="golomb"
1256sonic_encoder_select="golomb"
1257sonic_ls_encoder_select="golomb"
19ecfb8a 1258svq1_encoder_select="aandct"
4693b031 1259svq3_decoder_select="golomb h264dsp"
bee2eac5 1260svq3_decoder_suggest="zlib"
4eef77c1 1261theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1262tiff_decoder_suggest="zlib"
1263tiff_encoder_suggest="zlib"
aec09a00 1264truehd_decoder_select="mlp_decoder"
2eef7c62 1265tscc_decoder_select="zlib"
b781cc12 1266twinvq_decoder_select="mdct lsp"
f95bfab0 1267vc1_decoder_select="h263_decoder"
9104cd51 1268vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1269vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1270vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1271vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1272vorbis_decoder_select="mdct"
1273vorbis_encoder_select="mdct"
e82dc4c9
DB
1274vp6a_decoder_select="vp6_decoder"
1275vp6f_decoder_select="vp6_decoder"
0912db02 1276vp8_decoder_select="h264dsp"
084cbbaa 1277wmapro_decoder_select="mdct"
26fbcc85
MR
1278wmav1_decoder_select="mdct"
1279wmav1_encoder_select="mdct"
1280wmav2_decoder_select="mdct"
1281wmav2_encoder_select="mdct"
df0a6d0d 1282wmavoice_decoder_select="lsp rdft dct mdct"
f95bfab0 1283wmv1_decoder_select="h263_decoder"
665507aa 1284wmv1_encoder_select="h263_encoder"
f95bfab0 1285wmv2_decoder_select="h263_decoder"
1746e2a9 1286wmv2_encoder_select="h263_encoder"
015f8ee0 1287wmv3_decoder_select="vc1_decoder"
f0f86627 1288wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1289wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1290wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1291zlib_decoder_select="zlib"
1292zlib_encoder_select="zlib"
1293zmbv_decoder_select="zlib"
1294zmbv_encoder_select="zlib"
30fd06be 1295
0afab17e 1296vaapi_deps="va_va_h"
c89c96e9
MR
1297vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1298
28b80940 1299# parsers
4693b031 1300h264_parser_select="golomb h264dsp"
28b80940 1301
912f3148 1302# external libraries
1b71f045 1303libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1304libdirac_encoder_deps="libdirac"
c9171a83 1305libfaac_encoder_deps="libfaac"
299c77d5
MR
1306libgsm_decoder_deps="libgsm"
1307libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1308libgsm_ms_decoder_deps="libgsm"
1309libgsm_ms_encoder_deps="libgsm"
1cc60c47 1310libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1311libopencore_amrnb_decoder_deps="libopencore_amrnb"
1312libopencore_amrnb_encoder_deps="libopencore_amrnb"
1313libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1314libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1315libschroedinger_decoder_deps="libschroedinger"
1316libschroedinger_encoder_deps="libschroedinger"
ae14f311 1317libspeex_decoder_deps="libspeex"
150d2772 1318libtheora_encoder_deps="libtheora"
b0caf888 1319libvorbis_encoder_deps="libvorbis"
8299a7f8 1320libvpx_decoder_deps="libvpx"
ee0e9146 1321libvpx_encoder_deps="libvpx"
1cc60c47 1322libx264_encoder_deps="libx264"
de295976 1323libxavs_encoder_deps="libxavs"
1cc60c47 1324libxvid_encoder_deps="libxvid"
30fd06be 1325
912f3148 1326# demuxers / muxers
03a76ba9 1327ac3_demuxer_deps="ac3_parser"
647c2356 1328asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1329avisynth_demuxer_deps="avisynth"
1330dirac_demuxer_deps="dirac_parser"
5b423887 1331eac3_demuxer_select="ac3_parser"
647c2356 1332ipod_muxer_select="mov_muxer"
4e622dea
SS
1333libnut_demuxer_deps="libnut"
1334libnut_muxer_deps="libnut"
647c2356 1335matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1336matroska_demuxer_suggest="zlib bzlib"
1337mov_demuxer_suggest="zlib"
1338mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1339mp4_muxer_select="mov_muxer"
1340mpegtsraw_demuxer_select="mpegts_demuxer"
1341mxf_d10_muxer_select="mxf_muxer"
24ca518b 1342ogg_demuxer_select="golomb"
647c2356 1343psp_muxer_select="mov_muxer"
4e622dea 1344rtsp_demuxer_deps="sdp_demuxer"
6f5a3d0a
MS
1345rtsp_muxer_deps="sdp_demuxer"
1346rtsp_muxer_select="rtp_muxer"
4e622dea 1347sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
0298cc04 1348sdp_demuxer_select="asf_demuxer rm_demuxer"
f1e94694 1349spdif_muxer_select="aac_parser"
647c2356
DB
1350tg2_muxer_select="mov_muxer"
1351tgp_muxer_select="mov_muxer"
6bdaa5f4 1352w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1353
1354# indevs / outdevs
38e54a75
SS
1355alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
1356alsa_indev_extralibs="-lasound"
1357alsa_outdev_deps="alsa_asoundlib_h"
1358alsa_outdev_extralibs="-lasound"
38e54a75 1359bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1360dv1394_indev_deps="dv1394 dv_demuxer"
1361jack_indev_deps="jack_jack_h"
1362jack_indev_extralibs="-ljack"
1363libdc1394_indev_deps="libdc1394"
38e54a75
SS
1364oss_indev_deps_any="soundcard_h sys_soundcard_h"
1365oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1366v4l_indev_deps="linux_videodev_h"
1367v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1368vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1369vfwcap_indev_extralibs="-lavicap32"
38e54a75 1370x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1371x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1372
912f3148 1373# protocols
3fff6382 1374gopher_protocol_deps="network"
c08fb000 1375http_protocol_deps="network"
279a0c97 1376http_protocol_select="tcp_protocol"
b4cf3f6c 1377mmst_protocol_deps="network"
deeb7012
MS
1378rtmp_protocol_select="tcp_protocol"
1379rtp_protocol_select="udp_protocol"
c08fb000
AB
1380tcp_protocol_deps="network"
1381udp_protocol_deps="network"
1382
f7679c54 1383# filters
81124ba0 1384movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1385avfilter_lavf_deps="avformat"
1386
1387# libraries
1388avdevice_deps="avcodec avformat"
1389avformat_deps="avcodec"
f7679c54 1390
912f3148 1391# programs
5a0f7131 1392ffmpeg_deps="avcodec avformat swscale"
21ae6790 1393ffmpeg_select="buffer_filter"
5a0f7131 1394ffplay_deps="avcodec avformat swscale sdl"
43689902 1395ffplay_select="rdft"
336ce917 1396ffprobe_deps="avcodec avformat"
5a0f7131 1397ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1398ffserver_extralibs='$ldl'
a2830dca 1399
c73f65d9 1400doc_deps="texi2html"
912f3148 1401
57442411
MR
1402# tests
1403
1404test_deps(){
1405 suf1=$1
1406 suf2=$2
1407 shift 2
1408 for v; do
1409 dep=${v%=*}
1410 tests=${v#*=}
1411 for name in ${tests}; do
1412 eval ${name}_test_deps="'${dep}$suf1 ${dep}$suf2'"
1413 done
1414 done
1415}
1416
1417test_deps _encoder _decoder \
1418 ac3 \
1419 adpcm_g726=g726 \
1420 adpcm_ima_qt \
1421 adpcm_ima_wav \
1422 adpcm_ms \
1423 adpcm_swf \
1424 adpcm_yamaha=adpcm_yam \
1425 alac \
1426 asv1 \
1427 asv2 \
1428 bmp \
1429 dnxhd="hdxhd_1080i dnxhd_720p dnxhd_720p_rd" \
1430 dvvideo="dv dv50" \
1431 ffv1 \
1432 flac \
1433 flashsv \
1434 flv \
1435 gif \
1436 h261 \
1437 h263="h263 h263p" \
1438 huffyuv \
1439 jpegls \
1440 mjpeg="jpg mjpeg ljpeg" \
1441 mp2 \
1442 mpeg1video="mpeg mpeg1b" \
1443 mpeg2video="mpeg2 mpeg2thread" \
1444 mpeg4="mpeg4 mpeg4adv mpeg4nr mpeg4thread error rc" \
c0b16605 1445 msmpeg4v3=msmpeg4 \
57442411
MR
1446 msmpeg4v2 \
1447 pbm=pbmpipe \
1448 pcx \
1449 pgm="pgm pgmpipe" \
1450 ppm="ppm ppmpipe" \
1451 rawvideo="rgb yuv" \
1452 roq \
1453 rv10 \
1454 rv20 \
1455 sgi \
1456 snow="snow snowll" \
1457 svq1 \
1458 targa=tga \
1459 tiff \
1460 wmav1 \
1461 wmav2 \
1462 wmv1 \
1463 wmv2 \
1464
1465test_deps _muxer _demuxer \
1466 aiff \
1467 pcm_alaw=alaw \
1468 asf \
1469 au \
1470 avi \
1471 dv=dv_fmt \
1472 ffm \
1473 flv=flv_fmt \
1474 gxf \
1475 matroska=mkv \
1476 mmf \
1477 mov \
1478 pcm_mulaw=mulaw \
1479 mxf \
1480 nut \
1481 ogg \
1482 rawvideo=pixfmt \
1483 rm \
1484 swf \
1485 mpegts=ts \
1486 voc \
1487 wav \
1488 yuv4mpegpipe=yuv4mpeg \
1489
1490mpg_test_deps="mpeg1system_muxer mpegps_demuxer"
7c1bb914
MR
1491pixdesc_be_test_deps="bigendian"
1492pixdesc_le_test_deps="!bigendian"
57442411 1493
de6d9b64 1494# default parameters
8a608357 1495
19bd477d 1496logfile="config.log"
8a608357
MR
1497
1498# installation paths
c9d19248
MR
1499prefix_default="/usr/local"
1500bindir_default='${prefix}/bin'
14a8acf1 1501datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1502incdir_default='${prefix}/include'
1503libdir_default='${prefix}/lib'
1504mandir_default='${prefix}/share/man'
1505shlibdir_default="$libdir_default"
8a608357
MR
1506
1507# toolchain
121d78d0 1508ar_default="ar"
13c7df3d 1509cc_default="gcc"
a3d7c197 1510cc_version=\"unknown\"
9da6609f 1511host_cc_default="gcc"
11e6d03a 1512ln_s="ln -sf"
89641463 1513nm_default="nm"
11e6d03a 1514objformat="elf"
be7109c1 1515ranlib="ranlib"
4f837398 1516strip_default="strip"
11e6d03a 1517yasmexe="yasm"
301ab19d 1518nogas=":"
8a608357 1519
8182dc34
MR
1520nm_opts='-g'
1521
8a608357 1522# machine
8d4c00ed 1523arch_default=$(uname -m)
38d0a8aa 1524cpu="generic"
8a608357 1525
8a608357 1526# OS
8d4c00ed
MR
1527target_os_default=$(tolower $(uname -s))
1528host_os=$target_os_default
8a608357 1529
8a608357 1530# configurable options
5a0f7131 1531enable avcodec
aac6ca69 1532enable avcore
5a0f7131 1533enable avdevice
cccc039f 1534enable avfilter
5a0f7131 1535enable avformat
dc4f5a1c 1536enable avutil
c8a4ae00 1537enable asm
497237c7 1538enable debug
c73f65d9 1539enable doc
aa033b1e 1540enable fastdiv
497237c7
RP
1541enable ffmpeg
1542enable ffplay
336ce917 1543enable ffprobe
497237c7 1544enable ffserver
497237c7
RP
1545enable mpegaudio_hp
1546enable network
8400d6b8 1547enable optimizations
497237c7 1548enable protocols
530dc538 1549enable static
87a0fb62 1550enable stripping
5a0f7131 1551enable swscale
a9ddb5b1 1552enable swscale_alpha
8a608357 1553
8a608357 1554# build settings
9987769a 1555SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1556FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1557LIBPREF="lib"
1558LIBSUF=".a"
c5f14466
RP
1559FULLNAME='$(NAME)$(BUILDSUF)'
1560LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1561SLIBPREF="lib"
1562SLIBSUF=".so"
c5f14466 1563SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1564SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1565SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1566LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1567
7e6c86e6
MR
1568CC_O='-o $@'
1569
f0125de9 1570host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1571host_libs='-lm'
1572
9b861379 1573target_path='$(CURDIR)'
a7ada2ba 1574
a158446b
MR
1575# since the object filename is not given with the -MM flag, the compiler
1576# is only able to print the basename, and we must add the path ourselves
c1c3933a 1577DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1578DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1579
c597172e 1580# find source path
5e622c40 1581source_path="$(dirname "$0")"
497237c7 1582enable source_path_used
24524f36 1583if test -f configure; then
5e622c40 1584 source_path="$(pwd)"
497237c7 1585 disable source_path_used
c597172e 1586else
5e622c40 1587 source_path="$(cd "$source_path"; pwd)"
c597172e 1588 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1589 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1590 test -e "$source_path/config.h" &&
1591 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1592fi
1593
13cbe2c0 1594for v in "$@"; do
b04251c5
MR
1595 r=${v#*=}
1596 l=${v%"$r"}
1597 r=$(sh_quote "$r")
13cbe2c0
MR
1598 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1599done
c597172e 1600
73ef8980
MR
1601find_things(){
1602 thing=$1
1603 pattern=$2
1604 file=$source_path/$3
932ccf39 1605 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1606}
1607
1608ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1609DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1610HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1611PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1612BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1613MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1614DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1615OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1616INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1617PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1618FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1619
57442411 1620find_tests(){
b9d5f1b7 1621 map "echo ${2}\${v}_test" $(ls "$source_path"/tests/ref/$1 | grep -v '[^-a-z0-9_]')
57442411
MR
1622}
1623
1624ACODEC_TESTS=$(find_tests acodec)
1625VCODEC_TESTS=$(find_tests vsynth1)
1626LAVF_TESTS=$(find_tests lavf)
48c28162 1627LAVFI_TESTS=$(find_tests lavfi)
b9d5f1b7 1628SEEK_TESTS=$(find_tests seek seek_)
57442411 1629
40fe5019
MR
1630pcm_test_deps=$(map 'echo ${v%_*}_decoder $v' $(filter pcm_* $ENCODER_LIST))
1631
8469ae22
MR
1632for n in $COMPONENT_LIST; do
1633 v=$(toupper ${n%s})_LIST
1634 eval enable \$$v
1635 eval ${n}_if_any="\$$v"
1636done
1637
b9d5f1b7 1638enable $ARCH_EXT_LIST $ACODEC_TESTS $VCODEC_TESTS $LAVF_TESTS $LAVFI_TESTS $SEEK_TESTS
c597172e
MR
1639
1640die_unknown(){
1641 echo "Unknown option \"$1\"."
1642 echo "See $0 --help for available options."
1643 exit 1
1644}
1645
794f8e97 1646show_list() {
bf0c4afa
RP
1647 suffix=_$1
1648 shift
2b444ea7 1649 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1650 exit 0
1651}
1652
c597172e 1653for opt do
7483e694
DB
1654 optval="${opt#*=}"
1655 case "$opt" in
0f010b2f 1656 --extra-ldflags=*) add_ldflags $optval
7483e694 1657 ;;
0f010b2f 1658 --extra-libs=*) add_extralibs $optval
7483e694 1659 ;;
8fb1cb58 1660 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1661 ;;
40bcf4c7
BL
1662 --enable-debug=*) debuglevel="$optval"
1663 ;;
36e2dea0 1664 --disable-everything)
1b15dc3c 1665 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1666 ;;
7483e694 1667 --enable-*=*|--disable-*=*)
8b93ddc3 1668 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1669 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1670 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1671 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1672 $action $(filter "$name" $list)
7483e694
DB
1673 ;;
1674 --enable-?*|--disable-?*)
5e622c40 1675 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1676 if is_in $option $COMPONENT_LIST; then
fed5d54b 1677 test $action = disable && action=unset
e3773a55
MR
1678 eval $action \$$(toupper ${option%s})_LIST
1679 elif is_in $option $CMDLINE_SELECT; then
1680 $action $option
1681 else
1682 die_unknown $opt
1683 fi
7483e694
DB
1684 ;;
1685 --list-*)
1686 NAME="${opt#--list-}"
1687 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1688 NAME=${NAME%s}
1689 eval show_list $NAME \$$(toupper $NAME)_LIST
1690 ;;
1691 --help|-h) show_help
1692 ;;
1693 *)
884a36a7 1694 optname="${opt%%=*}"
26759c44
MR
1695 optname="${optname#--}"
1696 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1697 if is_in $optname $CMDLINE_SET; then
1698 eval $optname='$optval'
1699 elif is_in $optname $CMDLINE_APPEND; then
1700 append $optname "$optval"
1701 else
1702 die_unknown $opt
1703 fi
7483e694
DB
1704 ;;
1705 esac
c597172e
MR
1706done
1707
bcea99bb
MR
1708disabled logging && logfile=/dev/null
1709
13cbe2c0 1710echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1711set >> $logfile
1712
9da6609f
MR
1713test -n "$cross_prefix" && enable cross_compile
1714
8d4c00ed
MR
1715if enabled cross_compile; then
1716 test -n "$arch" && test -n "$target_os" ||
1717 die "Must specify target arch and OS when cross-compiling"
1718fi
1719
1720set_default arch target_os
1721
121d78d0 1722ar_default="${cross_prefix}${ar_default}"
11e6d03a 1723cc_default="${cross_prefix}${cc_default}"
20e0ed95 1724nm_default="${cross_prefix}${nm_default}"
adb2b908 1725ranlib="${cross_prefix}${ranlib}"
4f837398 1726strip_default="${cross_prefix}${strip_default}"
adb2b908 1727
c5200f17
MR
1728sysinclude_default="${sysroot}/usr/include"
1729
4f837398 1730set_default cc nm strip sysinclude
9da6609f
MR
1731enabled cross_compile || host_cc_default=$cc
1732set_default host_cc
13c7df3d 1733
82bb3329
MR
1734exesuf() {
1735 case $1 in
1736 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1737 esac
1738}
1739
1740EXESUF=$(exesuf $target_os)
1741HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1742
e4e69e0b 1743# set temporary file name
a49d42c2 1744: ${TMPDIR:=$TEMPDIR}
c51fafa1 1745: ${TMPDIR:=$TMP}
a49d42c2 1746: ${TMPDIR:=/tmp}
e4e69e0b 1747
54460a83
MR
1748if ! check_cmd type mktemp; then
1749 # simple replacement for missing mktemp
1750 # NOT SAFE FOR GENERAL USE
1751 mktemp(){
1752 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1753 }
1754fi
1755
1756tmpfile(){
1757 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1758 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1759 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1760 append TMPFILES $tmp
1761 eval $1=$tmp
1762}
1763
1764trap 'rm -f -- $TMPFILES' EXIT
1765trap exit HUP INT TERM
1766
1767tmpfile TMPC .c
1768tmpfile TMPE $EXESUF
1769tmpfile TMPH .h
1770tmpfile TMPO .o
1771tmpfile TMPS .S
a482e61b 1772tmpfile TMPV .ver
54460a83
MR
1773tmpfile TMPSH .sh
1774
1775unset -f mktemp
e4e69e0b 1776
993f2d0f
MR
1777# make sure we can execute files in $TMPDIR
1778cat > $TMPSH 2>> $logfile <<EOF
1779#! /bin/sh
1780EOF
1781chmod +x $TMPSH >> $logfile 2>&1
1782if ! $TMPSH >> $logfile 2>&1; then
1783 cat <<EOF
1784Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1785variable to another directory and make sure that it is not mounted noexec.
1786EOF
1787 die "Sanity test failed."
1788fi
993f2d0f 1789
19b4c628
MR
1790filter_cflags=echo
1791filter_cppflags=echo
1792filter_asflags=echo
1793
8f0c157a 1794if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1795 cc_type=gcc
a3d7c197 1796 cc_version=__VERSION__
bb5cecdc
MR
1797 gcc_extra_ver=$(expr "$($cc --version | head -n1)" : '.*\((.*)\)')
1798 cc_ident="gcc $($cc -dumpversion) $gcc_extra_ver"
aef6bd1b
MR
1799 if ! $cc -dumpversion | grep -q '^2\.'; then
1800 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1801 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1802 fi
14ca9cd0
MR
1803 speed_cflags='-O3'
1804 size_cflags='-Os'
629687f6
MR
1805elif $cc --version 2>/dev/null | grep -q Intel; then
1806 cc_type=icc
6e3fa35d 1807 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
bb5cecdc 1808 cc_ident=$($cc --version | head -n1)
07dec06e
MR
1809 CC_DEPFLAGS='-MMD'
1810 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1811 speed_cflags='-O3'
1812 size_cflags='-Os'
b05394a0 1813 noopt_cflags='-O1'
629687f6
MR
1814elif $cc -v 2>&1 | grep -q xlc; then
1815 cc_type=xlc
6e3fa35d 1816 cc_version="AV_STRINGIFY(__IBMC__)"
bb5cecdc 1817 cc_ident=$($cc -qversion 2>/dev/null | head -n1)
14ca9cd0
MR
1818 speed_cflags='-O5'
1819 size_cflags='-O5 -qcompact'
df442a8d
MR
1820elif $cc -V 2>/dev/null | grep -q Compaq; then
1821 cc_type=ccc
6e3fa35d 1822 cc_version="AV_STRINGIFY(__DECC_VER)"
bb5cecdc 1823 cc_ident=$($cc -V | head -n1 | cut -d' ' -f1-3)
d8059267 1824 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1825 debuglevel=3
df442a8d 1826 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1827 speed_cflags='-fast'
1828 size_cflags='-O1'
6a0d5493 1829elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1830 test -d "$sysroot" || die "No valid sysroot specified."
1831 cc_type=armcc
6e3fa35d 1832 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
bb5cecdc 1833 cc_ident=$($cc --vsn | head -n1)
03e37762
MR
1834 armcc_conf="$PWD/armcc.conf"
1835 $cc --arm_linux_configure \
1836 --arm_linux_config_file="$armcc_conf" \
1837 --configure_sysroot="$sysroot" \
1838 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1839 die "Error creating armcc configuration file."
1840 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1841 as_default="${cross_prefix}gcc"
07dec06e
MR
1842 CC_DEPFLAGS='-MMD'
1843 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1844 speed_cflags='-O3'
1845 size_cflags='-Os'
6fec122a
MR
1846elif $cc -version 2>/dev/null | grep -q TMS470; then
1847 cc_type=tms470
6e3fa35d 1848 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
bb5cecdc 1849 cc_ident=$($cc -version | head -n1 | tr -s ' ')
6fec122a
MR
1850 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1851 CC_O='-fr=$(@D)'
1852 as_default="${cross_prefix}gcc"
1853 ld_default="${cross_prefix}gcc"
6fec122a
MR
1854 TMPO=$(basename $TMPC .c).o
1855 append TMPFILES $TMPO
1856 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1857 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1858 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1859 speed_cflags='-O3 -mf=5'
1860 size_cflags='-O3 -mf=2'
6fec122a
MR
1861 filter_cflags=tms470_flags
1862 tms470_flags(){
1863 for flag; do
1864 case $flag in
1865 -march=*|-mcpu=*)
1866 case "${flag#*=}" in
1867 armv7-a|cortex-a*) echo -mv=7a8 ;;
1868 armv7-r|cortex-r*) echo -mv=7r4 ;;
1869 armv7-m|cortex-m*) echo -mv=7m3 ;;
1870 armv6*|arm11*) echo -mv=6 ;;
1871 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1872 echo -mv=5e ;;
1873 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1874 esac
1875 ;;
1876 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1877 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1878 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1879 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1880 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1881 -g) echo -g -mn ;;
587d24ff 1882 -pds=*) echo $flag ;;
6fec122a
MR
1883 esac
1884 done
1885 }
06da6943
DC
1886elif $cc -v 2>&1 | grep -q clang; then
1887 cc_type=clang
b67a8f49
DC
1888 $cc -dM -E $TMPC | grep -q __clang_version__ &&
1889 cc_version=__clang_version__ || cc_version=__VERSION__
bb5cecdc 1890 cc_ident=$($cc --version | head -n1)
06da6943
DC
1891 CC_DEPFLAGS='-MMD'
1892 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1893 speed_cflags='-O3'
1894 size_cflags='-Os'
2a472e9c
MK
1895elif $cc -V 2>&1 | grep -q Sun; then
1896 cc_type=suncc
1897 cc_version="AV_STRINGIFY(__SUNPRO_C)"
bb5cecdc 1898 cc_ident=$($cc -V | head -n1)
faa374b7 1899 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1900 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1901 speed_cflags='-O5'
1902 size_cflags='-O5 -xspace'
03279bbe
MK
1903 filter_cflags=suncc_flags
1904 suncc_flags(){
1905 for flag; do
1906 case $flag in
1907 -march=*|-mcpu=*)
1908 case "${flag#*=}" in
1909 native) echo -xtarget=native ;;
87ddc38b 1910 v9|niagara) echo -xarch=sparc ;;
03279bbe 1911 ultrasparc) echo -xarch=sparcvis ;;
87ddc38b 1912 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
03279bbe
MK
1913 i586|pentium) echo -xchip=pentium ;;
1914 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1915 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1916 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1917 pentium4*) echo -xtarget=pentium4 ;;
1918 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1919 *-sse3) echo -xarch=sse3 ;;
1920 core2) echo -xarch=ssse3 -xchip=core2 ;;
1921 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1922 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1923 k8|opteron|athlon64|athlon-fx)
1924 echo -xarch=sse2a ;;
1925 athlon*) echo -xarch=pentium_proa ;;
1926 esac
1927 ;;
1928 -std=c99) echo -xc99 ;;
1929 -fomit-frame-pointer) echo -xregs=frameptr ;;
1930 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1931 -W*,*) echo $flag ;;
1932 -f*-*|-W*) ;;
1933 *) echo $flag ;;
1934 esac
1935 done
1936 }
629687f6
MR
1937fi
1938
851ffa80
MR
1939test -n "$cc_type" && enable $cc_type ||
1940 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 1941
75bafbac 1942: ${as_default:=$cc}
50567afa 1943: ${dep_cc_default:=$cc}
684b28e0 1944: ${ld_default:=$cc}
121d78d0 1945set_default ar as dep_cc ld
75800dce 1946
07dec06e
MR
1947test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1948test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1949
7f32f40c 1950add_cflags $extra_cflags
2f2e6c7c 1951add_asflags $extra_cflags
7f32f40c 1952
154d432c
MR
1953if test -n "$sysroot"; then
1954 case "$cc_type" in
1955 gcc)
467256f2 1956 add_cppflags --sysroot="$sysroot"
154d432c
MR
1957 add_ldflags --sysroot="$sysroot"
1958 ;;
6fec122a
MR
1959 tms470)
1960 add_cppflags -I"$sysinclude"
1961 add_ldflags --sysroot="$sysroot"
1962 ;;
06da6943 1963 clang)
4def700e
DC
1964 add_cppflags -isysroot "$sysroot"
1965 add_ldflags -isysroot "$sysroot"
06da6943 1966 ;;
154d432c
MR
1967 esac
1968fi
1969
d22c13a8
MR
1970if test "$cpu" = host; then
1971 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1972
1973 case "$cc_type" in
1974 gcc)
1975 check_native(){
1976 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1977 sed -n "/$1=/{
1978 s/.*$1=\\([^ ]*\\).*/\\1/
1979 p
1980 q
1981 }" $TMPE
d22c13a8
MR
1982 }
1983 cpu=$(check_native -march || check_native -mcpu)
1984 ;;
1985 esac
1986
1987 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1988fi
1989
e939cedd
MR
1990# Deal with common $arch aliases
1991case "$arch" in
1992 arm*)
1993 arch="arm"
1994 ;;
1995 mips|mipsel|IP*)
1996 arch="mips"
1997 ;;
47b1860e 1998 mips64*)
e939cedd
MR
1999 arch="mips"
2000 subarch="mips64"
2001 ;;
2002 parisc|hppa)
2003 arch="parisc"
2004 ;;
2005 parisc64|hppa64)
2006 arch="parisc"
2007 subarch="parisc64"
2008 ;;
2009 "Power Macintosh"|ppc|powerpc)
2010 arch="ppc"
2011 ;;
47b1860e 2012 ppc64|powerpc64)
e939cedd
MR
2013 arch="ppc"
2014 subarch="ppc64"
2015 ;;
2016 s390|s390x)
2017 arch="s390"
2018 ;;
2019 sh4|sh)
2020 arch="sh4"
2021 ;;
2022 sun4u|sparc64)
2023 arch="sparc"
2024 subarch="sparc64"
2025 ;;
2026 i[3-6]86|i86pc|BePC|x86_64|amd64)
2027 arch="x86"
2028 ;;
2029esac
2030
851ffa80 2031is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2032enable $arch
e939cedd 2033
df5cdc24 2034# Add processor-specific flags
5d54c126
MR
2035if test "$cpu" = generic; then
2036 : do nothing
2037elif enabled ppc; then
343aef9b 2038
56348891
MR
2039 case $(tolower $cpu) in
2040 601|ppc601|powerpc601)
9dbd5c3d 2041 cpuflags="-mcpu=601"
64ad53ff 2042 disable altivec
9dbd5c3d 2043 ;;
56348891 2044 603*|ppc603*|powerpc603*)
9dbd5c3d 2045 cpuflags="-mcpu=603"
64ad53ff 2046 disable altivec
9dbd5c3d 2047 ;;
56348891 2048 604*|ppc604*|powerpc604*)
9dbd5c3d 2049 cpuflags="-mcpu=604"
64ad53ff 2050 disable altivec
9dbd5c3d 2051 ;;
56348891 2052 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 2053 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 2054 disable altivec
9dbd5c3d 2055 ;;
56348891 2056 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
2057 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
2058 ;;
56348891 2059 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
2060 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
2061 ;;
56348891 2062 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
2063 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
2064 ;;
56348891 2065 cell)
9dbd5c3d
MR
2066 cpuflags="-mcpu=cell"
2067 enable ldbrx
2068 ;;
7b0b81a1
AL
2069 e500v2)
2070 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2071 disable altivec
2072 ;;
2073 e500)
2074 cpuflags="-mcpu=8540 -mhard-float"
2075 disable altivec
2076 ;;
9dbd5c3d 2077 esac
343aef9b
MR
2078
2079elif enabled x86; then
2080
9dbd5c3d
MR
2081 case $cpu in
2082 i[345]86|pentium)
2083 cpuflags="-march=$cpu"
2084 disable mmx
2085 ;;
2086 # targets that do NOT support conditional mov (cmov)
2087 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2088 cpuflags="-march=$cpu"
2089 disable cmov
2090 ;;
2091 # targets that do support conditional mov (cmov)
a65e687b 2092 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10|barcelona)
9dbd5c3d
MR
2093 cpuflags="-march=$cpu"
2094 enable cmov
2095 enable fast_cmov
2096 ;;
2097 # targets that do support conditional mov but on which it's slow
2098 pentium4|pentium4m|prescott|nocona)
2099 cpuflags="-march=$cpu"
2100 enable cmov
2101 disable fast_cmov
2102 ;;
2103 esac
343aef9b
MR
2104
2105elif enabled sparc; then
2106
9dbd5c3d 2107 case $cpu in
26b7199e
MK
2108 niagara)
2109 cpuflags="-mcpu=$cpu"
2110 disable vis
2111 ;;
9dbd5c3d
MR
2112 sparc64)
2113 cpuflags="-mcpu=v9"
2114 ;;
2115 esac
343aef9b
MR
2116
2117elif enabled arm; then
2118
34ba23c9
MR
2119 case $cpu in
2120 armv*)
2121 cpuflags="-march=$cpu"
2122 ;;
2123 *)
2124 cpuflags="-mcpu=$cpu"
2125 ;;
2126 esac
343aef9b
MR
2127
2128elif enabled alpha; then
2129
34ba23c9 2130 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2131
2132elif enabled bfin; then
2133
34ba23c9 2134 cpuflags="-mcpu=$cpu"
343aef9b
MR
2135
2136elif enabled mips; then
2137
34ba23c9 2138 cpuflags="-march=$cpu"
343aef9b
MR
2139
2140elif enabled avr32; then
2141
9dbd5c3d
MR
2142 case $cpu in
2143 ap7[02]0[0-2])
2144 subarch="avr32_ap"
2145 cpuflags="-mpart=$cpu"
2146 ;;
2147 ap)
2148 subarch="avr32_ap"
2149 cpuflags="-march=$cpu"
2150 ;;
2151 uc3[ab]*)
2152 subarch="avr32_uc"
2153 cpuflags="-mcpu=$cpu"
2154 ;;
2155 uc)
2156 subarch="avr32_uc"
2157 cpuflags="-march=$cpu"
2158 ;;
2159 esac
df5cdc24 2160
343aef9b
MR
2161fi
2162
df5cdc24
MR
2163add_cflags $cpuflags
2164add_asflags $cpuflags
2165
993f2d0f
MR
2166# compiler sanity check
2167check_exec <<EOF
2168int main(void){ return 0; }
2169EOF
2170if test "$?" != 0; then
2171 echo "$cc is unable to create an executable file."
2172 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2173 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2174 echo "Only do this if you know what cross compiling means."
2175 fi
2176 die "C compiler test failed."
2177fi
2178
38a9c529 2179add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2180check_cflags -std=c99
50a334e4 2181check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2182#include <stdlib.h>
2183EOF
50a334e4 2184check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2185#include <stdlib.h>
2186EOF
e9b9a2f8 2187
f0125de9
MR
2188check_host_cflags -std=c99
2189
b24dbcbd 2190case "$arch" in
e939cedd 2191 alpha|ia64|mips|parisc|sparc)
8a3c8627 2192 spic=$shared
b24dbcbd 2193 ;;
e939cedd 2194 x86)
cfdb6148 2195 subarch="x86_32"
e939cedd 2196 check_cc <<EOF && subarch="x86_64"
58b3536d 2197 int test[(int)sizeof(char*) - 7];
cfdb6148 2198EOF
de27f4d9 2199 if test "$subarch" = "x86_64"; then
e939cedd 2200 spic=$shared
de27f4d9 2201 fi
b24dbcbd 2202 ;;
b24dbcbd
RP
2203esac
2204
343aef9b 2205enable $subarch
8a3c8627 2206enabled spic && enable pic
b24dbcbd 2207
7483e694 2208# OS specific
4f854758 2209case $target_os in
a1629e28 2210 haiku)
63ae7e7c 2211 prefix_default="/boot/common"
108caaaa 2212 network_extralibs="-lnetwork"
a1629e28 2213 ;;
7483e694
DB
2214 sunos)
2215 FFSERVERLDFLAGS=""
9987769a 2216 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2217 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2218 network_extralibs="-lsocket -lnsl"
50a334e4 2219 add_cppflags -D__EXTENSIONS__
8182dc34 2220 nm_opts='-P -g'
7483e694
DB
2221 ;;
2222 netbsd)
07a8eef6
MR
2223 oss_indev_extralibs="-lossaudio"
2224 oss_outdev_extralibs="-lossaudio"
2138dc99 2225 add_cppflags -D_XOPEN_SOURCE=600
7483e694
DB
2226 ;;
2227 openbsd)
89e053f8 2228 enable malloc_aligned
7c4a001a
MR
2229 # On OpenBSD 4.5. the compiler does not use PIC unless
2230 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2231 # however the generated executable will not do anything
2232 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2233 # Thus explicitly enable PIC here.
cd78208b 2234 enable pic
7483e694 2235 SHFLAGS='-shared'
07a8eef6
MR
2236 oss_indev_extralibs="-lossaudio"
2237 oss_outdev_extralibs="-lossaudio"
7483e694 2238 ;;
90b4f091 2239 freebsd|dragonfly)
89e053f8 2240 enable malloc_aligned
7483e694
DB
2241 ;;
2242 bsd/os)
355d81df 2243 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2244 strip="strip -d"
2245 ;;
2246 darwin)
89e053f8 2247 enable malloc_aligned
301ab19d 2248 gas="gas-preprocessor.pl $cc"
e08b8239 2249 enabled ppc && add_asflags -force_cpusubtype_ALL
0138c54e 2250 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
be90cd27 2251 strip="${strip} -x"
355d81df 2252 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2253 SLIBSUF=".dylib"
2254 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2255 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2256 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2257 objformat="macho"
1b0f6fb8 2258 enabled x86_64 && objformat="macho64"
8dfa86f7 2259 enabled_any pic shared ||
2704bd1a 2260 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2261 ;;
2262 mingw32*)
9d3f4f50 2263 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2264 disable network
2265 else
2266 target_os=mingw32
2267 fi
dcc01c06 2268 LIBTARGET=i386
1fc9fb8a 2269 if enabled x86_64; then
89e053f8 2270 enable malloc_aligned
dcc01c06 2271 LIBTARGET=x64
336cc1b0
MS
2272 elif enabled arm; then
2273 LIBTARGET=arm
dcc01c06 2274 fi
fbd971a4 2275 shlibdir_default="$bindir_default"
7483e694
DB
2276 disable ffserver
2277 SLIBPREF=""
2278 SLIBSUF=".dll"
7483e694
DB
2279 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2280 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2281 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2282 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2283 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2284 install -d "$(LIBDIR)"; \
2285 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2286 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2287 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 2288 objformat="win32"
bc574408 2289 enable dos_paths
1894e741 2290 check_cflags -fno-common
e26011d0
RP
2291 check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
2292 || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
f7ad5aa2 2293 die "ERROR: MinGW runtime version must be >= 3.15."
7483e694
DB
2294 ;;
2295 cygwin*)
4f854758 2296 target_os=cygwin
fbd971a4 2297 shlibdir_default="$bindir_default"
7483e694
DB
2298 SLIBPREF="cyg"
2299 SLIBSUF=".dll"
2300 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2301 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2302 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2303 objformat="win32"
bc574408 2304 enable dos_paths
1894e741 2305 check_cflags -fno-common
7483e694 2306 ;;
4f365f37 2307 *-dos|freedos|opendos)
fdf11906 2308 disable ffplay ffserver
4f365f37
MK
2309 disable $INDEV_LIST $OUTDEV_LIST
2310 network_extralibs="-lsocket"
ff1c015d 2311 objformat="coff"
bc574408 2312 enable dos_paths
4f365f37 2313 ;;
7483e694 2314 linux)
7483e694
DB
2315 enable dv1394
2316 ;;
2317 irix*)
4f854758 2318 target_os=irix
7483e694
DB
2319 ranlib="echo ignoring ranlib"
2320 ;;
d22e8442 2321 os/2*)
d22e8442
DY
2322 strip="lxlite"
2323 ln_s="cp -f"
355d81df 2324 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2325 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2326 FFSERVERLDFLAGS=""
287d3b13 2327 LIBSUF="_s.a"
d22e8442
DY
2328 SLIBPREF=""
2329 SLIBSUF=".dll"
2330 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2331 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2332 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2333 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2334 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2335 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2336 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2337 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2338 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2339 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2340 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2341 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2342 enable dos_paths
d22e8442 2343 ;;
83993c1c
AM
2344 gnu/kfreebsd)
2345 ;;
34e82167 2346 gnu)
34e82167 2347 ;;
614d8911
MR
2348 none)
2349 ;;
7483e694 2350 *)
4f924f9a 2351 die "Unknown OS '$target_os'."
7483e694
DB
2352 ;;
2353esac
2354
13cb2187
AS
2355check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
2356
c9d19248
MR
2357set_default $PATHS_LIST
2358
320d060a 2359# we need to build at least one lib type
93b3c083 2360if ! enabled_any static shared; then
320d060a
DB
2361 cat <<EOF
2362At least one library type must be built.
2363Specify --enable-static to build the static libraries or --enable-shared to
2364build the shared libraries as well. To only build the shared libraries specify
2365--disable-static in addition to --enable-shared.
2366EOF
2367 exit 1;
2368fi
2369
abc4e572 2370disabled static && LIBNAME=""
2a320695 2371
2184c6f7 2372die_license_disabled() {
4c27207c 2373 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2374}
2375
2184c6f7 2376die_license_disabled gpl libx264
de295976 2377die_license_disabled gpl libxavs
2184c6f7
DB
2378die_license_disabled gpl libxvid
2379die_license_disabled gpl postproc
2380die_license_disabled gpl x11grab
2381
2f7ae63b 2382die_license_disabled nonfree libfaac
b2e3c528 2383
0b175caa
DB
2384die_license_disabled version3 libopencore_amrnb
2385die_license_disabled version3 libopencore_amrwb
2386
9cad0e4e 2387enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2388
9eeed841 2389check_deps $ARCH_EXT_LIST
0f3cb305 2390
40617a6d 2391disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2392
e276d9e8
MR
2393enable_pic() {
2394 enable pic
bce7b696
MR
2395 add_cppflags -DPIC
2396 add_cflags -fPIC
2397 add_asflags -fPIC
e276d9e8
MR
2398}
2399
2400enabled pic && enable_pic
bce7b696 2401
b4d96ba2
MR
2402check_cc <<EOF || die "Symbol mangling check failed."
2403int ff_extern;
2404EOF
8182dc34 2405sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2406extern_prefix=${sym%%ff_extern*}
2407
f65883c8
MR
2408check_cc <<EOF && enable inline_asm
2409void foo(void) { __asm__ volatile ("" ::); }
2410EOF
61d251db 2411
df5e3978
MR
2412_restrict=
2413for restrict_keyword in restrict __restrict__ __restrict; do
2414 check_cc <<EOF && _restrict=$restrict_keyword && break
2415void foo(char * $restrict_keyword p);
2416EOF
2417done
2418
2419check_cc <<EOF && enable attribute_packed
2420struct { int x; } __attribute__((packed)) x;
2421EOF
2422
dffb41b9
MR
2423check_cc <<EOF && enable attribute_may_alias
2424union { int x; } __attribute__((may_alias)) x;
2425EOF
2426
df5e3978
MR
2427check_cc <<EOF || die "endian test failed"
2428unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2429EOF
48fc536a 2430od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2431
e939cedd
MR
2432if enabled alpha; then
2433
2434 check_cflags -mieee
2435
2436elif enabled arm; then
e45391bb 2437
50fa82e6 2438 check_cflags -marm
301ab19d 2439 nogas=die
50fa82e6 2440
fa0912fe
MR
2441 check_ld <<EOF && enable vfp_args
2442__asm__ (".eabi_attribute 28, 1");
2443int main(void) { return 0; }
2444EOF
2445
2446 # We have to check if pld is a nop and disable it.
2447 check_asm pld '"pld [r0]"'
2448
2449 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2450 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2451 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2452 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2453 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2454 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2455
e276d9e8
MR
2456 enabled_all armv6t2 shared !pic && enable_pic
2457
fa0912fe 2458elif enabled mips; then
e45391bb 2459
fa0912fe
MR
2460 check_asm loongson '"dmult.g $1, $2, $3"'
2461 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2462
fa0912fe 2463elif enabled ppc; then
e45391bb 2464
e6a0c354
MR
2465 enable local_aligned_8 local_aligned_16
2466
135448fa 2467 check_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
2f0c136e 2468 check_asm ibm_asm '"add 0, 0, 0"'
fa0912fe 2469 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2470 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2471
2472 # AltiVec flags: The FSF version of GCC differs from the Apple version
2473 if enabled altivec; then
301ab19d 2474 nogas=warn
fa0912fe
MR
2475 check_cflags -maltivec -mabi=altivec &&
2476 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2477 check_cflags -faltivec
2478
2479 # check if our compiler supports Motorola AltiVec C API
2480 check_cc <<EOF || disable altivec
2481$inc_altivec_h
2482int main(void) {
2483 vector signed int v1, v2, v3;
2484 v1 = vec_add(v2,v3);
2485 return 0;
2486}
2487EOF
2488
2489 # check if our compiler supports braces for vector declarations
2490 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2491$inc_altivec_h
2492int main (void) { (vector int) {1}; return 0; }
2493EOF
2494 fi
e45391bb 2495
fa0912fe 2496elif enabled sparc; then
e45391bb 2497
fa0912fe
MR
2498 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2499 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2500
fa0912fe 2501elif enabled x86; then
e45391bb 2502
e6a0c354
MR
2503 enable local_aligned_8 local_aligned_16
2504
44965991
PI
2505 # check whether EBP is available on x86
2506 # As 'i' is stored on the stack, this program will crash
2507 # if the base pointer is used to access it because the
2508 # base pointer is cleared in the inline assembly code.
7dfef245 2509 check_exec_crash <<EOF && enable ebp_available
44965991 2510 volatile int i=0;
be449fca 2511 __asm__ volatile (
44965991
PI
2512 "xorl %%ebp, %%ebp"
2513 ::: "%ebp");
2514 return i;
44965991
PI
2515EOF
2516
f494213c 2517 # check whether EBX is available on x86
7cee5421
MR
2518 check_asm ebx_available '""::"b"(0)' &&
2519 check_asm ebx_available '"":::"%ebx"'
8e380710 2520
d3a4b4e0
DB
2521 # check whether more than 10 operands are supported
2522 check_cc <<EOF && enable ten_operands
2523int main(void) {
2524 int x=0;
2525 __asm__ volatile(
2526 ""
2527 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2528 );
2529 return 0;
2530}
2531EOF
2532
d7f0920b 2533 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2534 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2535 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2536
2537 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2538
d52481b9 2539 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2540 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2541 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2542 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2543 case "$objformat" in
2544 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2545 esac
31a0dcb2
MR
2546 if ! disabled yasm; then
2547 check_yasm "pabsw xmm0, xmm0" && enable yasm ||
2548 warn "yasm not found, performance will suffer"
2549 fi
e45391bb 2550
669b5583
MR
2551 case "$cpu" in
2552 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2553 disable fast_clz
2554 ;;
2555 esac
2556
44965991
PI
2557fi
2558
301ab19d
MR
2559if enabled asm; then
2560 as=${gas:=$as}
2561 check_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
2562 $nogas "GNU assembler not found, install gas-preprocessor"
2563fi
2564
a98bb16d
RP
2565if check_func dlopen; then
2566 ldl=
2567elif check_func dlopen -ldl; then
2568 ldl=-ldl
8bf5d58f
MN
2569fi
2570
75ecf149
DB
2571# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2572check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2573
534a2231 2574check_func fcntl
7483e694 2575check_func fork
84882df6 2576check_func getaddrinfo $network_extralibs
7483e694
DB
2577check_func gethrtime
2578check_func getrusage
fc5607f8 2579check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
094c09bb 2580check_func inet_aton $network_extralibs
abfc8d05 2581check_func isatty
4ae40685 2582check_func ${malloc_prefix}memalign && enable memalign
7483e694 2583check_func mkstemp
4ae40685 2584check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2585check_func setrlimit
87958234 2586check_func strerror_r
b507ebd1 2587check_func_headers io.h setmode
e4673692 2588check_func_headers lzo/lzo1x.h lzo1x_999_compress
fc5607f8 2589check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
2446d3d6 2590check_func_headers windows.h GetProcessTimes
7c5bfe7a 2591check_func_headers windows.h VirtualAlloc
6ffa87d3 2592
e16e49ac 2593check_header conio.h
a98bb16d 2594check_header dlfcn.h
92c6a099 2595check_header dxva2api.h
a98bb16d 2596check_header malloc.h
bf6ce82d 2597check_header poll.h
b58412f1 2598check_header sys/mman.h
b091aa44 2599check_header sys/resource.h
bf6ce82d 2600check_header sys/select.h
a98bb16d 2601check_header termios.h
272081b0
CEH
2602check_header vdpau/vdpau.h
2603check_header vdpau/vdpau_x11.h
68178ca9 2604check_header X11/extensions/XvMClib.h
a98bb16d 2605
9104cd51
RP
2606check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2607
89e053f8
MR
2608if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2609 enabled_any $need_memalign ; then
1f91cdce 2610 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2611fi
e16e49ac 2612
a4fa192c 2613disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2614disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2615
2616# check for some common methods of building with pthread support
2617# do this before the optional library checks as some of them require pthreads
0dbfc1db
MR
2618if ! disabled pthreads && ! enabled w32threads; then
2619 enable pthreads
9e7fd101
MR
2620 if check_func pthread_create; then
2621 :
2622 elif check_func pthread_create -pthread; then
2623 add_cflags -pthread
afc9aee2 2624 add_extralibs -pthread
9e7fd101
MR
2625 elif check_func pthread_create -pthreads; then
2626 add_cflags -pthreads
afc9aee2 2627 add_extralibs -pthreads
8d94f606
GT
2628 elif check_func pthread_create -lpthreadGC2; then
2629 add_extralibs -lpthreadGC2
9e7fd101 2630 elif ! check_lib pthread.h pthread_create -lpthread; then
0dbfc1db 2631 disable pthreads
9e7fd101 2632 fi
57bd82d4
MR
2633fi
2634
8eee7025 2635for thread in $THREADS_LIST; do
e5f94c2b 2636 if enabled $thread; then
3ae3b721
RP
2637 test -n "$thread_type" &&
2638 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2639 thread_type="$thread"
e5f94c2b
RP
2640 fi
2641done
2642
fdf88598 2643check_lib math.h sin -lm
edd43c95 2644disabled vaapi || check_lib va/va.h vaInitialize -lva
fdf88598 2645
645d2652
MR
2646check_mathfunc exp2
2647check_mathfunc exp2f
2648check_mathfunc llrint
07876e25 2649check_mathfunc llrintf
645d2652
MR
2650check_mathfunc log2
2651check_mathfunc log2f
2652check_mathfunc lrint
2653check_mathfunc lrintf
2654check_mathfunc round
2655check_mathfunc roundf
2656check_mathfunc truncf
f32adb22 2657
57bd82d4 2658# these are off by default, so fail if requested and not available
a1b3c5a3 2659enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2660enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2661 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2662 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097 2663enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
5af41508 2664enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
eb7626a3 2665enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame
7483e694 2666enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
eb7626a3
MR
2667enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb
2668enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb
3d6fac8c 2669enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
42ebfc54
RP
2670enabled librtmp && { check_lib librtmp/rtmp.h RTMP_Socket $(pkg-config --libs librtmp) ||
2671 die "ERROR: librtmp not found or RTMP_Socket() missing, librtmp version must be >= 2.2.f"; }
36718e51
DB
2672enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2673 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2674enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2675enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2676enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
ea28e81f
MR
2677enabled libvpx && { check_lib2 "vpx/vpx_decoder.h vpx/vp8dx.h" vpx_codec_dec_init_ver -lvpx &&
2678 check_lib2 "vpx/vpx_encoder.h vpx/vp8cx.h" vpx_codec_enc_init_ver -lvpx ||
2679 die "ERROR: libvpx version must be >=0.9.1"; }
eb7626a3 2680enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
652d9d24
JGG
2681 { check_cpp_condition x264.h "X264_BUILD >= 98" ||
2682 die "ERROR: libx264 version must be >= 0.98."; }
de295976 2683enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
2bfecf73 2684enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2685enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2686
0b4a1821
AS
2687# libdc1394 check
2688if enabled libdc1394; then
2689 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2690 enable libdc1394_2; } ||
2691 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2692 enable libdc1394_1; } ||
2693 die "ERROR: No version of libdc1394 found "
2694fi
2695
6a1a892f 2696SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2697if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2698 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2699 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2700 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2701 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2702 enable sdl &&
2703 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2704fi
57bd82d4 2705
2270b4b2 2706texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2707
73b46a95 2708if enabled network; then
96000432 2709 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2710 check_type netdb.h "struct addrinfo"
b4d68544
MS
2711 check_type netinet/in.h "struct ipv6_mreq"
2712 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2713 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2714 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2715 # Prefer arpa/inet.h over winsock2
2716 if check_header arpa/inet.h ; then
2717 check_func closesocket
2718 elif check_header winsock2.h ; then
f4c13872
MS
2719 check_func_headers winsock2.h closesocket -lws2 && \
2720 network_extralibs="-lws2" || \
2721 { check_func_headers winsock2.h closesocket -lws2_32 && \
2722 network_extralibs="-lws2_32"; }
72be9e73 2723 check_type ws2tcpip.h socklen_t
c0018613 2724 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2725 check_type ws2tcpip.h "struct ipv6_mreq"
2726 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2727 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2728 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2729 else
2730 disable network
73b46a95
RP
2731 fi
2732fi
2733
06e31011
RP
2734check_header linux/videodev.h
2735check_header linux/videodev2.h
1b6e8b73 2736check_header sys/videoio.h
47f38850 2737
27796dc3 2738check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
ec1ee802
RP
2739# check that WM_CAP_DRIVER_CONNECT is defined to the proper value
2740# w32api 3.12 had it defined wrong
2741check_cpp_condition vfw.h "WM_CAP_DRIVER_CONNECT > WM_USER" && enable vfwcap_defines
c2345207 2742
f8aa696f 2743# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2744{ check_header dev/bktr/ioctl_meteor.h &&
2745 check_header dev/bktr/ioctl_bt848.h; } ||
2746{ check_header machine/ioctl_meteor.h &&
2747 check_header machine/ioctl_bt848.h; } ||
2748{ check_header dev/video/meteor/ioctl_meteor.h &&
2749 check_header dev/video/bktr/ioctl_bt848.h; } ||
2750check_header dev/ic/bt8xx.h
f8aa696f 2751
c7682de0
RP
2752check_header sys/soundcard.h
2753check_header soundcard.h
deb29777 2754
b6f3d925 2755enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2756
0e57fe17 2757enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2758
56a059ac 2759enabled x11grab &&
f58f4ce1
GP
2760check_header X11/Xlib.h &&
2761check_header X11/extensions/XShm.h &&
0a045661 2762check_header X11/extensions/Xfixes.h &&
f58f4ce1 2763check_func XOpenDisplay -lX11 &&
781c1aa6
R
2764check_func XShmCreateImage -lX11 -lXext &&
2765check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2766
598ef02b 2767if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2768check_cpp_condition \
2769 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2770 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2771 disable vdpau; }
abf649c7 2772fi
deda2a4a 2773
95e561ec 2774enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2775
2776# add some useful compiler flags if supported
2777check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2778check_cflags -Wall
2779check_cflags -Wno-switch
c07bd6a9
MN
2780check_cflags -Wdisabled-optimization
2781check_cflags -Wpointer-arith
2782check_cflags -Wredundant-decls
cc1fb623 2783check_cflags -Wno-pointer-sign
f4929996 2784check_cflags -Wcast-qual
9aceb3cf 2785check_cflags -Wwrite-strings
652a5bf6 2786check_cflags -Wtype-limits
764551c6 2787check_cflags -Wundef
fc298fd9 2788check_cflags -Wmissing-prototypes
5af4e0cc 2789enabled extra_warnings && check_cflags -Winline
cf9d24ad 2790
57bd82d4 2791# add some linker flags
5c0e9479 2792check_ldflags -Wl,--warn-common
8351d2ba 2793check_ldflags -Wl,--as-needed
aac6ca69 2794check_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)/libavcore -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 2795check_ldflags -Wl,-Bsymbolic
94a3401e 2796
a482e61b 2797echo "X{};" > $TMPV
b462d132 2798if test_ldflags -Wl,--version-script,$TMPV; then
a482e61b 2799 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
b462d132
MR
2800 check_cc <<EOF && enable symver_asm_label
2801void ff_foo(void) __asm__ ("av_foo@VERSION");
0884fadf 2802void ff_foo(void) { ${inline_asm+__asm__($quotes);} }
b462d132
MR
2803EOF
2804 check_cc <<EOF && enable symver_gnu_asm
2805__asm__(".symver ff_foo,av_foo@VERSION");
2806void ff_foo(void) {}
2807EOF
2808fi
a482e61b 2809
bd2216e4 2810if enabled small; then
14ca9cd0 2811 add_cflags $size_cflags
8400d6b8
DB
2812 optimizations="small"
2813elif enabled optimizations; then
14ca9cd0 2814 add_cflags $speed_cflags
b05394a0
MR
2815else
2816 add_cflags $noopt_cflags
cddf3f45 2817fi
11fdbc44 2818check_cflags -fno-math-errno
b2eb2ff0 2819check_cflags -fno-signed-zeros
cddf3f45 2820
629687f6 2821if enabled icc; then
b1598b58
MR
2822 # Just warnings, no remarks
2823 check_cflags -w1
2824 # -wd: Disable following warnings
2825 # 144, 167, 556: -Wno-pointer-sign
2826 # 10006: ignoring unknown option -fno-signed-zeros
2827 # 10156: ignoring option '-W'; no argument required
dd4a03f7 2828 check_cflags -wd144,167,556,10006,10156
b1598b58
MR
2829 # 11030: Warning unknown option --as-needed
2830 # 10156: ignoring option '-export'; no argument required
2831 check_ldflags -wd10156,11030
2832 # Allow to compile with optimizations
2833 check_ldflags -march=$cpu
be2cf98a
CEH
2834 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2835 enable ebp_available
df442a8d
MR
2836elif enabled ccc; then
2837 # disable some annoying warnings
2838 add_cflags -msg_disable cvtu32to64
2839 add_cflags -msg_disable embedcomment
2840 add_cflags -msg_disable needconstext
2841 add_cflags -msg_disable nomainieee
2842 add_cflags -msg_disable ptrmismatch1
2843 add_cflags -msg_disable unreachcode
973859f5
MR
2844elif enabled gcc; then
2845 check_cflags -fno-tree-vectorize
765e6134 2846 check_cflags -Werror=implicit-function-declaration
de63bfec 2847 check_cflags -Werror=missing-prototypes
06da6943
DC
2848elif enabled clang; then
2849 check_cflags -Qunused-arguments
138132be
MR
2850elif enabled armcc; then
2851 # 2523: use of inline assembler is deprecated
2852 add_cflags -Wrvct,--diag_suppress=2523
976d7bf7 2853 add_cflags -Wrvct,--diag_suppress=1207
587d24ff
MR
2854elif enabled tms470; then
2855 add_cflags -pds=824 -pds=837
504a64b9
CEH
2856fi
2857
7483e694
DB
2858enabled_any $THREADS_LIST && enable threads
2859
2860check_deps $CONFIG_LIST \
b6bb00b0 2861 $CONFIG_EXTRA \
7483e694
DB
2862 $HAVE_LIST \
2863 $DECODER_LIST \
2864 $ENCODER_LIST \
5666fd73 2865 $HWACCEL_LIST \
7483e694
DB
2866 $PARSER_LIST \
2867 $BSF_LIST \
2868 $DEMUXER_LIST \
2869 $MUXER_LIST \
f7679c54 2870 $FILTER_LIST \
7483e694
DB
2871 $INDEV_LIST \
2872 $OUTDEV_LIST \
2873 $PROTOCOL_LIST \
57442411
MR
2874 $ACODEC_TESTS \
2875 $VCODEC_TESTS \
2876 $LAVF_TESTS \
48c28162 2877 $LAVFI_TESTS \
b9d5f1b7 2878 $SEEK_TESTS \
f70f03f6 2879
3bfd582c 2880enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
c8a4ae00 2881
3e89171a 2882echo "install prefix $prefix"
f36958f8
DB
2883echo "source path $source_path"
2884echo "C compiler $cc"
f36958f8 2885echo "ARCH $arch ($cpu)"
ce8871c2
MR
2886if test "$build_suffix" != ""; then
2887 echo "build suffix $build_suffix"
eb94aca9 2888fi
ac63af34
DB
2889if test "$extra_version" != ""; then
2890 echo "version string suffix $extra_version"
2891fi
0db2ce77 2892echo "big-endian ${bigendian-no}"
e90f5b5a 2893echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2894if enabled x86; then
af44e8e4 2895 echo "yasm ${yasm-no}"
0db2ce77 2896 echo "MMX enabled ${mmx-no}"
30e98e62 2897 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2898 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2899 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2900 echo "SSE enabled ${sse-no}"
30e98e62 2901 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2902 echo "CMOV enabled ${cmov-no}"
2903 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2904 echo "EBX available ${ebx_available-no}"
2905 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2906 echo "10 operands supported ${ten_operands-no}"
e41e8342 2907fi
5b6c2cbd 2908if enabled arm; then
0db2ce77
MR
2909 echo "ARMv5TE enabled ${armv5te-no}"
2910 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2911 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2912 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2913 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2914 echo "NEON enabled ${neon-no}"
eba9ae3c 2915fi
5b6c2cbd 2916if enabled mips; then
0db2ce77 2917 echo "MMI enabled ${mmi-no}"
e41e8342 2918fi
5b6c2cbd 2919if enabled ppc; then
0db2ce77 2920 echo "AltiVec enabled ${altivec-no}"
30e98e62 2921 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2922 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2923fi
2924if enabled sparc; then
2925 echo "VIS enabled ${vis-no}"
e41e8342 2926fi
0db2ce77 2927echo "debug symbols ${debug-no}"
87a0fb62 2928echo "strip symbols ${stripping-no}"
8400d6b8 2929echo "optimizations ${optimizations-no}"
0db2ce77
MR
2930echo "static ${static-no}"
2931echo "shared ${shared-no}"
4a24ab64 2932echo "postprocessing support ${postproc-no}"
f7679c54 2933echo "new filter support ${avfilter-no}"
81124ba0 2934echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2935echo "network support ${network-no}"
0db2ce77
MR
2936echo "threading support ${thread_type-no}"
2937echo "SDL support ${sdl-no}"
0db2ce77
MR
2938echo "Sun medialib support ${mlib-no}"
2939echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2940echo "libdc1394 support ${libdc1394-no}"
690bfceb 2941echo "libdirac enabled ${libdirac-no}"
0db2ce77 2942echo "libfaac enabled ${libfaac-no}"
0db2ce77
MR
2943echo "libgsm enabled ${libgsm-no}"
2944echo "libmp3lame enabled ${libmp3lame-no}"
2945echo "libnut enabled ${libnut-no}"
0b175caa
DB
2946echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2947echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2948echo "libopenjpeg enabled ${libopenjpeg-no}"
0f943ce6 2949echo "librtmp enabled ${librtmp-no}"
f7cd9eed 2950echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2951echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2952echo "libtheora enabled ${libtheora-no}"
2953echo "libvorbis enabled ${libvorbis-no}"
8299a7f8 2954echo "libvpx enabled ${libvpx-no}"
d6bd62db 2955echo "libx264 enabled ${libx264-no}"
de295976 2956echo "libxavs enabled ${libxavs-no}"
d6bd62db 2957echo "libxvid enabled ${libxvid-no}"
0db2ce77 2958echo "zlib enabled ${zlib-no}"
f402916e 2959echo "bzlib enabled ${bzlib-no}"
2c62e737 2960echo
de6d9b64 2961
5666fd73 2962for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2963 echo "Enabled ${type}s:"
f65c9da1 2964 eval list=\$$(toupper $type)_LIST
31c0121d 2965 print_enabled '_*' $list | sort | pr -3 -t
f65c9da1 2966 echo
8138b9db
RP
2967done
2968
ba7a7039 2969license="LGPL version 2.1 or later"
ba321adb 2970if enabled nonfree; then
ba7a7039 2971 license="nonfree and unredistributable"
9cad0e4e
DB
2972elif enabled gplv3; then
2973 license="GPL version 3 or later"
2974elif enabled lgplv3; then
2975 license="LGPL version 3 or later"
ba321adb 2976elif enabled gpl; then
ba7a7039 2977 license="GPL version 2 or later"
ba321adb
JK
2978fi
2979
2980echo "License: $license"
ca5323af 2981
cf1392e9
DB
2982echo "Creating config.mak and config.h..."
2983
df642790
MR
2984# build tree in object directory if source path is different from current one
2985if enabled source_path_used; then
2986 DIRS="
2987 doc
2988 libavcodec
2989 libavcodec/$arch
aac6ca69 2990 libavcore
df642790
MR
2991 libavdevice
2992 libavfilter
2993 libavformat
2994 libavutil
2995 libavutil/$arch
2996 libpostproc
2997 libswscale
2998 libswscale/$arch
2999 tests
3000 tools
3001 "
3002 FILES="
3003 Makefile
3004 common.mak
3005 subdir.mak
3006 doc/texi2pod.pl
3007 libavcodec/Makefile
43f60eba 3008 libavcodec/${arch}/Makefile
aac6ca69 3009 libavcore/Makefile
df642790
MR
3010 libavdevice/Makefile
3011 libavfilter/Makefile
3012 libavformat/Makefile
3013 libavutil/Makefile
3014 libpostproc/Makefile
3015 libswscale/Makefile
3016 "
e0e335a0 3017 map 'mkdir -p $v' $DIRS;
43f60eba 3018 map 'test -f "$source_path/$v" && $ln_s "$source_path/$v" $v' $FILES
df642790
MR
3019fi
3020
ad212cc6
MR
3021enabled stripping || strip="echo skipping strip"
3022
173c983b
MR
3023cat > config.mak <<EOF
3024# Automatically generated by configure - do not modify!
3025ifndef FFMPEG_CONFIG_MAK
3026FFMPEG_CONFIG_MAK=1
3027FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
3028prefix=$prefix
3029LIBDIR=\$(DESTDIR)$libdir
3030SHLIBDIR=\$(DESTDIR)$shlibdir
3031INCDIR=\$(DESTDIR)$incdir
3032BINDIR=\$(DESTDIR)$bindir
3033DATADIR=\$(DESTDIR)$datadir
3034MANDIR=\$(DESTDIR)$mandir
3035SRC_PATH="$source_path"
3036SRC_PATH_BARE=$source_path
3037BUILD_ROOT="$PWD"
bb5cecdc 3038CC_IDENT=$cc_ident
173c983b
MR
3039ARCH=$arch
3040CC=$cc
3041AS=$as
3042LD=$ld
3043DEPCC=$dep_cc
3044YASM=$yasmexe
a4aea515 3045YASMDEP=$yasmexe
173c983b
MR
3046AR=$ar
3047RANLIB=$ranlib
4335125c 3048CP=cp -p
173c983b
MR
3049LN_S=$ln_s
3050STRIP=$strip
3051CPPFLAGS=$CPPFLAGS
3052CFLAGS=$CFLAGS
3053ASFLAGS=$ASFLAGS
3054CC_O=$CC_O
3055LDFLAGS=$LDFLAGS
3056FFSERVERLDFLAGS=$FFSERVERLDFLAGS
3057SHFLAGS=$SHFLAGS
3058YASMFLAGS=$YASMFLAGS
3059BUILDSUF=$build_suffix
3060FULLNAME=$FULLNAME
3061LIBPREF=$LIBPREF
3062LIBSUF=$LIBSUF
3063LIBNAME=$LIBNAME
3064SLIBPREF=$SLIBPREF
3065SLIBSUF=$SLIBSUF
3066EXESUF=$EXESUF
3067EXTRA_VERSION=$extra_version
3068DEPFLAGS=$DEPFLAGS
3069CCDEP=$CCDEP
3070ASDEP=$ASDEP
3071CC_DEPFLAGS=$CC_DEPFLAGS
3072AS_DEPFLAGS=$AS_DEPFLAGS
3073HOSTCC=$host_cc
3074HOSTCFLAGS=$host_cflags
3075HOSTEXESUF=$HOSTEXESUF
3076HOSTLDFLAGS=$host_ldflags
3077HOSTLIBS=$host_libs
3078TARGET_EXEC=$target_exec
3079TARGET_PATH=$target_path
3080SDL_LIBS=$sdl_libs
3081SDL_CFLAGS=$sdl_cflags
3082LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
3083EXTRALIBS=$extralibs
fd676deb 3084INSTALL=install
1afc4750
MR
3085LIBTARGET=${LIBTARGET}
3086SLIBNAME=${SLIBNAME}
3087SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
3088SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
3089SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
3090SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
3091SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
3092SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
2fad0977 3093SAMPLES=$samples
173c983b 3094EOF
5a872801 3095
719c8e00
MR
3096get_version(){
3097 name=$1
3098 file=$source_path/$2
147e7692
MR
3099 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
3100 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
3101 lcname=$(tolower $name)
3102 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
3103 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
3104}
3105
147e7692
MR
3106get_version LIBSWSCALE libswscale/swscale.h
3107get_version LIBPOSTPROC libpostproc/postprocess.h
3108get_version LIBAVCODEC libavcodec/avcodec.h
aac6ca69 3109get_version LIBAVCORE libavcore/avcore.h
147e7692
MR
3110get_version LIBAVDEVICE libavdevice/avdevice.h
3111get_version LIBAVFORMAT libavformat/avformat.h
3112get_version LIBAVUTIL libavutil/avutil.h
a6601d69 3113get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 3114
173c983b
MR
3115cat > $TMPH <<EOF
3116/* Automatically generated by configure - do not modify! */
3117#ifndef FFMPEG_CONFIG_H
3118#define FFMPEG_CONFIG_H
3119#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3120#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3121#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3122#define CC_TYPE "$cc_type"
3123#define CC_VERSION $cc_version
3124#define restrict $_restrict
42719e20 3125#define ASMALIGN(ZEROBITS) ".p2align " #ZEROBITS "\\n\\t"
173c983b
MR
3126#define EXTERN_PREFIX "${extern_prefix}"
3127#define EXTERN_ASM ${extern_prefix}
3128EOF
523ef551 3129
4ae40685
MR
3130test -n "$malloc_prefix" &&
3131 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3132
523ef551 3133if enabled small || disabled optimizations; then
9a894c48 3134 echo "#undef av_always_inline" >> $TMPH
523ef551
DB
3135 echo "#define av_always_inline" >> $TMPH
3136fi
3137
3d907e22
MR
3138print_config ARCH_ $TMPH config.mak $ARCH_LIST
3139print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3140print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3141 $CONFIG_EXTRA \
7483e694
DB
3142 $DECODER_LIST \
3143 $ENCODER_LIST \
5666fd73 3144 $HWACCEL_LIST \
7483e694
DB
3145 $PARSER_LIST \
3146 $BSF_LIST \
3147 $DEMUXER_LIST \
3148 $MUXER_LIST \
f7679c54 3149 $FILTER_LIST \
7483e694
DB
3150 $PROTOCOL_LIST \
3151 $INDEV_LIST \
3152 $OUTDEV_LIST \
8ac17293 3153
57442411
MR
3154cat >>config.mak <<EOF
3155ACODEC_TESTS=$(print_enabled -n _test $ACODEC_TESTS)
3156VCODEC_TESTS=$(print_enabled -n _test $VCODEC_TESTS)
3157LAVF_TESTS=$(print_enabled -n _test $LAVF_TESTS)
48c28162 3158LAVFI_TESTS=$(print_enabled -n _test $LAVFI_TESTS)
b9d5f1b7 3159SEEK_TESTS=$(print_enabled -n _test $SEEK_TESTS)
57442411
MR
3160EOF
3161
9c05103f 3162echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3163echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3164
b7860763 3165# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3166cp_if_changed $TMPH config.h
d0b8e40c 3167touch .config
3d204385 3168
a3e02a8c
MR
3169cat > $TMPH <<EOF
3170/* Generated by ffconf */
3171#ifndef AVUTIL_AVCONFIG_H
3172#define AVUTIL_AVCONFIG_H
3173EOF
3174
3175print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3176
3177echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3178
3179cp_if_changed $TMPH libavutil/avconfig.h
3180
b82be636
MR
3181echo "config:$arch:$subarch:$cpu:$target_os:$cc_ident:$FFMPEG_CONFIGURATION" >config.fate
3182
7bfc8ae6
MR
3183test -n "$WARNINGS" && printf "\n$WARNINGS"
3184
d0674868 3185# build pkg-config files
def4272a 3186
d0674868
DB
3187pkgconfig_generate(){
3188name=$1
b0dfd108 3189shortname=${name#lib}${build_suffix}
d0674868
DB
3190comment=$2
3191version=$3
3192libs=$4
3193requires=$5
a2758624 3194enabled $shortname || return
25cd5cb3 3195cat <<EOF > $name/$name.pc
3e89171a 3196prefix=$prefix
a94e666c 3197exec_prefix=\${prefix}
f2b7382c 3198libdir=$libdir
7622778e 3199includedir=$incdir
def4272a 3200
d0674868
DB
3201Name: $name
3202Description: $comment
3203Version: $version
8cd6b388 3204Requires: $(enabled shared || echo $requires)
5dcfe9f8 3205Requires.private: $(enabled shared && echo $requires)
def4272a 3206Conflicts:
8cd6b388 3207Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3208Libs.private: $(enabled shared && echo $libs)
76a448ed 3209Cflags: -I\${includedir}
def4272a 3210EOF
25cd5cb3 3211cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3212prefix=
3213exec_prefix=
46d1ff83 3214libdir=\${pcfiledir}
1d44d365 3215includedir=${source_path}
def4272a 3216
d0674868
DB
3217Name: $name
3218Description: $comment
3219Version: $version
3220Requires: $requires
def4272a 3221Conflicts:
12701f6e 3222Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3223Cflags: -I\${includedir}
3224EOF
d0674868 3225}
def4272a 3226
e426941d 3227pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
a16dfa2c 3228pkgconfig_generate libavcore "FFmpeg multimedia shared core utilities library" "$LIBAVCORE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
126b638e 3229pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavcore = $LIBAVCORE_VERSION"
46983309
RT
3230pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3231pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
b964a293
SS
3232pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavcore = $LIBAVCORE_VERSION"
3233pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3234pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"