Fix build with --disable-mdct
[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
64 --logfile=FILE log tests and output to FILE [config.err]
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
85 --disable-ffserver disable ffserver build
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86 --disable-avdevice disable libavdevice build
87 --disable-avcodec disable libavcodec build
88 --disable-avformat disable libavformat build
89 --disable-swscale disable libswscale build
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90 --enable-postproc enable GPLed postprocessing support [no]
91 --enable-avfilter video filter support [no]
92 --enable-avfilter-lavf video filters dependent on avformat [no]
93 --enable-beosthreads use BeOS threads [no]
94 --enable-os2threads use OS/2 threads [no]
95 --enable-pthreads use pthreads [no]
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
117 --enable-beos-netserver enable BeOS netserver
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]
171 --enable-libfaad enable FAAD support via libfaad [no]
172 --enable-libfaadbin open libfaad.so.0 at runtime [no]
173 --enable-libgsm enable GSM support via libgsm [no]
174 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
175 --enable-libnut enable NUT (de)muxing via libnut,
176 native (de)muxer exists [no]
177 --enable-libopenjpeg enable JPEG 2000 decoding via OpenJPEG [no]
178 --enable-libschroedinger enable Dirac support via libschroedinger [no]
179 --enable-libspeex enable Speex decoding via libspeex [no]
180 --enable-libtheora enable Theora encoding via libtheora [no]
181 --enable-libvorbis enable Vorbis encoding via libvorbis,
182 native implementation exists [no]
183 --enable-libx264 enable H.264 encoding via x264 [no]
184 --enable-libxvid enable Xvid encoding via xvidcore,
185 native MPEG-4/Xvid encoder exists [no]
186 --enable-mlib enable Sun medialib [no]
187 --enable-zlib enable zlib [autodetect]
188
189Advanced options (experts only):
190 --source-path=PATH path to source code [$source_path]
191 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
192 --enable-cross-compile assume a cross-compiler is used
193 --sysroot=PATH root of cross-build tree
194 --sysinclude=PATH location of cross-build system headers
195 --target-os=OS compiler targets OS [$target_os]
196 --target-exec=CMD command to run executables on target
197 --target-path=DIR path to view of build directory on target
198 --nm=NM use nm tool
199 --as=AS use assembler AS [$as_default]
200 --cc=CC use C compiler CC [$cc_default]
201 --ld=LD use linker LD
202 --host-cc=HOSTCC use host C compiler HOSTCC
203 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
204 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
205 --host-libs=HLIBS use libs HLIBS when linking for host
206 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
207 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
208 --extra-libs=ELIBS add ELIBS [$ELIBS]
209 --extra-version=STRING version string suffix []
210 --build-suffix=SUFFIX library name suffix []
211 --arch=ARCH select architecture [$arch]
212 --cpu=CPU select the minimum required CPU (affects
213 instruction selection, may crash on older CPUs)
214 --enable-powerpc-perf enable performance report on PPC
215 (requires enabling PMC)
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 [$debuglevel]
240 --enable-gprof enable profiling with gprof [$gprof]
241 --disable-optimizations disable compiler optimizations
242 --enable-extra-warnings enable more compiler warnings
243 --disable-stripping disable stripping of executables and shared libraries
244
245NOTE: Object files are built at the place where configure is launched.
246EOF
60e8bc13 247 exit 0
74c53c2d 248}
cf9d24ad 249
57bd82d4 250log(){
2270b4b2 251 echo "$@" >> $logfile
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252}
253
720c69da 254log_file(){
c8e9f801 255 log BEGIN $1
2270b4b2 256 pr -n -t $1 >> $logfile
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257 log END $1
258}
259
2ba042a7 260echolog(){
c8e9f801 261 log "$@"
57bd82d4 262 echo "$@"
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263}
264
265die(){
266 echolog "$@"
267 cat <<EOF
d326cf7f 268
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269If you think configure made a mistake, make sure you are using the latest
270version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 271ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 272EOF
e155a21a 273 if disabled logging; then
2ba042a7 274 cat <<EOF
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275Rerun configure with logging enabled (do not use --disable-logging), and
276include the log this produces with your report.
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277EOF
278 else
279cat <<EOF
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280Include the log file "$logfile" produced by configure as this will help
281solving the problem.
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282EOF
283 fi
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284 exit 1
285}
286
6c6007d6 287# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 288toupper(){
6c6007d6 289 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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290}
291
4a5444db 292tolower(){
6c6007d6 293 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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294}
295
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296c_escape(){
297 echo "$*" | sed 's/["\\]/\\\0/g'
298}
299
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300sh_quote(){
301 v=$(echo "$1" | sed "s/'/'\\\\''/g")
302 test "$v" = "${v#*[ |&;<>()$\`\\\"\'*?\[\]#~=%]}" || v="'$v'"
303 echo "$v"
304}
305
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306filter(){
307 pat=$1
308 shift
309 for v; do
98ef6079 310 eval "case $v in $pat) echo $v ;; esac"
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311 done
312}
313
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314set_all(){
315 value=$1
316 shift
317 for var in $*; do
318 eval $var=$value
319 done
320}
321
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322set_weak(){
323 value=$1
324 shift
325 for var; do
326 eval : \${$var:=$value}
327 done
328}
329
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330pushvar(){
331 for var in $*; do
332 eval level=\${${var}_level:=0}
333 eval ${var}_${level}="\$$var"
334 eval ${var}_level=$(($level+1))
335 done
336}
337
338popvar(){
339 for var in $*; do
340 eval level=\${${var}_level:-0}
341 test $level = 0 && continue
342 eval level=$(($level-1))
343 eval $var="\${${var}_${level}}"
344 eval ${var}_level=$level
345 eval unset ${var}_${level}
346 done
347}
348
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349enable(){
350 set_all yes $*
351}
352
353disable(){
354 set_all no $*
355}
356
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357enable_weak(){
358 set_weak yes $*
359}
360
361disable_weak(){
362 set_weak no $*
363}
364
72702705 365enable_safe(){
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366 for var; do
367 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
368 done
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369}
370
371disable_safe(){
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372 for var; do
373 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
374 done
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MR
375}
376
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377do_enable_deep(){
378 for var; do
379 enabled $var && continue
380 eval sel="\$${var}_select"
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381 eval sgs="\$${var}_suggest"
382 pushvar var sgs
f9d328da 383 enable_deep $sel
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384 popvar sgs
385 enable_deep_weak $sgs
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386 popvar var
387 done
388}
389
390enable_deep(){
391 do_enable_deep $*
392 enable $*
393}
394
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395enable_deep_weak(){
396 do_enable_deep $*
397 enable_weak $*
398}
399
57bd82d4 400enabled(){
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401 test "${1#!}" = "$1" && op== || op=!=
402 eval test "x\$${1#!}" $op "xyes"
44161118
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403}
404
37970ebf 405disabled(){
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406 test "${1#!}" = "$1" && op== || op=!=
407 eval test "x\$${1#!}" $op "xno"
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408}
409
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410enabled_all(){
411 for opt; do
412 enabled $opt || return 1
413 done
414}
415
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416disabled_all(){
417 for opt; do
418 disabled $opt || return 1
419 done
420}
421
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422enabled_any(){
423 for opt; do
424 enabled $opt && return 0
425 done
426}
427
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428disabled_any(){
429 for opt; do
430 disabled $opt && return 0
431 done
f7b230a7 432 return 1
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433}
434
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435set_default(){
436 for opt; do
88268e94 437 eval : \${$opt:=\$${opt}_default}
c9d19248
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438 done
439}
440
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441is_in(){
442 value=$1
443 shift
444 for var in $*; do
445 [ $var = $value ] && return 0
446 done
447 return 1
448}
449
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450check_deps(){
451 for cfg; do
3250003c 452 cfg="${cfg#!}"
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453 enabled ${cfg}_checking && die "Circular dependency for $cfg."
454 disabled ${cfg}_checking && continue
455 enable ${cfg}_checking
456
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457 eval dep_all="\$${cfg}_deps"
458 eval dep_any="\$${cfg}_deps_any"
7ef3425f 459 eval dep_sel="\$${cfg}_select"
c510c7b5 460 eval dep_sgs="\$${cfg}_suggest"
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461 eval dep_ifa="\$${cfg}_if"
462 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 463
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464 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
465 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
466 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 467
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468 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
469 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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470 enabled_all $dep_all || disable $cfg
471 enabled_any $dep_any || disable $cfg
7ef3425f 472 disabled_any $dep_sel && disable $cfg
799c9e9b 473
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RP
474 if enabled $cfg; then
475 eval dep_extralibs="\$${cfg}_extralibs"
476 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 477 enable_deep $dep_sel
c510c7b5 478 enable_deep_weak $dep_sgs
4ec45764
RP
479 fi
480
799c9e9b 481 disable ${cfg}_checking
30fd06be
MR
482 done
483}
484
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485print_config(){
486 pfx=$1
487 header=$2
488 makefile=$3
489 shift 3
490 for cfg; do
5e622c40 491 ucname="$(toupper $cfg)"
44161118 492 if enabled $cfg; then
3d907e22 493 echo "#define ${pfx}${ucname} 1" >> $header
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494 echo "${pfx}${ucname}=yes" >> $makefile
495 else
b250f9c6 496 echo "#define ${pfx}${ucname} 0" >> $header
fbb6c6c2 497 echo "!${pfx}${ucname}=yes" >> $makefile
44161118
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498 fi
499 done
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500}
501
502flags_saved(){
2270b4b2 503 (: ${SAVE_CFLAGS?}) 2> /dev/null
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504}
505
dcd479c0 506save_flags(){
57bd82d4 507 flags_saved && return
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508 SAVE_CFLAGS="$CFLAGS"
509 SAVE_LDFLAGS="$LDFLAGS"
510 SAVE_extralibs="$extralibs"
511}
512
513restore_flags(){
f5d28d10 514 flags_saved || return
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515 CFLAGS="$SAVE_CFLAGS"
516 LDFLAGS="$SAVE_LDFLAGS"
517 extralibs="$SAVE_extralibs"
518 unset SAVE_CFLAGS
519 unset SAVE_LDFLAGS
520 unset SAVE_extralibs
521}
522
523temp_cflags(){
524 save_flags
525 CFLAGS="$CFLAGS $*"
526}
527
528temp_ldflags(){
529 save_flags
530 LDFLAGS="$LDFLAGS $*"
531}
532
533temp_extralibs(){
534 save_flags
535 extralibs="$extralibs $*"
536}
537
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538append(){
539 var=$1
540 shift
541 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
542 eval "$var=\"\$$var $*\""
543}
544
50a334e4 545add_cppflags(){
caf458dd 546 append CPPFLAGS $($filter_cppflags "$@")
50a334e4
MR
547}
548
57bd82d4 549add_cflags(){
caf458dd 550 append CFLAGS $($filter_cflags "$@")
57bd82d4
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551}
552
2f2e6c7c 553add_asflags(){
caf458dd 554 append ASFLAGS $($filter_asflags "$@")
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555}
556
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557add_ldflags(){
558 append LDFLAGS "$@"
559}
560
561add_extralibs(){
562 append extralibs "$@"
563}
564
b0cfb663 565check_cmd(){
b3cb5d51 566 log "$@"
2270b4b2 567 "$@" >> $logfile 2>&1
b0cfb663
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568}
569
dcd479c0 570check_cc(){
57bd82d4 571 log check_cc "$@"
2270b4b2 572 cat > $TMPC
720c69da 573 log_file $TMPC
50a334e4 574 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
575}
576
577check_cpp(){
578 log check_cpp "$@"
2270b4b2 579 cat > $TMPC
720c69da 580 log_file $TMPC
9e7f3277 581 check_cmd $cc $CPPFLAGS $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
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582}
583
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584check_as(){
585 log check_as "$@"
586 cat > $TMPC
587 log_file $TMPC
2f2e6c7c 588 check_cmd $as $CPPFLAGS $ASFLAGS "$@" -c -o $TMPO $TMPC
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589}
590
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591check_asm(){
592 log check_asm "$@"
593 name="$1"
3784e82e 594 code="$2"
940f335a 595 shift 2
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596 disable $name
597 check_as "$@" <<EOF && enable $name
3784e82e 598void foo(void){ __asm__ volatile($code); }
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599EOF
600}
601
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602check_yasm(){
603 log check_yasm "$@"
604 echo "$1" > $TMPS
605 log_file $TMPS
606 shift 1
607 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
608}
609
dcd479c0 610check_ld(){
57bd82d4 611 log check_ld "$@"
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612 flags=''
613 libs=''
614 for f; do
615 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
616 done
2a194acd 617 check_cc $($filter_cflags $flags) || return
684b28e0 618 check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
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619}
620
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621check_cppflags(){
622 log check_cppflags "$@"
caf458dd
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623 set -- $($filter_cppflags "$@")
624 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
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625int x;
626EOF
627}
628
dcd479c0 629check_cflags(){
57bd82d4 630 log check_cflags "$@"
caf458dd
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631 set -- $($filter_cflags "$@")
632 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
633int x;
634EOF
635}
636
2ed46eea
MR
637test_ldflags(){
638 log test_ldflags "$@"
639 check_ld "$@" <<EOF
c23a0ac8 640int main(void){ return 0; }
dcd479c0
MR
641EOF
642}
643
2ed46eea
MR
644check_ldflags(){
645 log check_ldflags "$@"
646 test_ldflags "$@" && add_ldflags "$@"
647}
648
dcd479c0 649check_header(){
57bd82d4 650 log check_header "$@"
dcd479c0
MR
651 header=$1
652 shift
b77df637
MR
653 disable_safe $header
654 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
655#include <$header>
656int x;
657EOF
658}
659
660check_func(){
57bd82d4 661 log check_func "$@"
dcd479c0
MR
662 func=$1
663 shift
d8bc5f06
MR
664 disable $func
665 check_ld "$@" <<EOF && enable $func
dcd479c0 666extern int $func();
c23a0ac8 667int main(void){ $func(); }
dcd479c0
MR
668EOF
669}
670
645d2652 671check_mathfunc(){
6b73c0ae 672 log check_mathfunc "$@"
645d2652
MR
673 func=$1
674 shift
675 disable $func
676 check_ld "$@" <<EOF && enable $func
677#include <math.h>
33bd38db
MR
678float foo(float f) { return $func(f); }
679int main(void){ return 0; }
645d2652
MR
680EOF
681}
682
2446d3d6
DB
683check_func_headers(){
684 log check_func_headers "$@"
f8d7b072
MR
685 headers=$1
686 func=$2
687 shift 2
688 disable $func
689 incs=""
690 for hdr in $headers; do
691 incs="$incs
692#include <$hdr>"
693 done
cd0d9a9d 694 check_ld "$@" <<EOF && enable $func && enable_safe $headers
f8d7b072 695$incs
d6773f56 696int main(int argc, char **argv){
2b2c2a81 697 return (long) $func;
f8d7b072
MR
698}
699EOF
700}
701
a5344cf7
SS
702check_cpp_condition(){
703 log check_cpp_condition "$@"
704 header=$1
705 condition=$2
f855b7b9
MR
706 shift 2
707 check_cpp $($filter_cppflags "$@") <<EOF
a5344cf7
SS
708#include <$header>
709#if !($condition)
710#error "unsatisfied condition: $condition"
711#endif
712EOF
713}
714
57bd82d4
MR
715check_lib(){
716 log check_lib "$@"
717 header="$1"
718 func="$2"
719 shift 2
fcfcde17
MR
720 temp_extralibs "$@"
721 check_header $header && check_func $func && add_extralibs "$@"
722 err=$?
723 restore_flags
724 return $err
57bd82d4
MR
725}
726
f8d7b072
MR
727check_lib2(){
728 log check_lib2 "$@"
729 headers="$1"
730 func="$2"
731 shift 2
300cde27 732 check_func_headers "$headers" $func "$@" && add_extralibs "$@"
f8d7b072
MR
733}
734
dcd479c0 735check_exec(){
2270b4b2 736 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
737}
738
7dfef245 739check_exec_crash(){
5e622c40 740 code=$(cat)
7dfef245
MR
741
742 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
743 # are safe but may not be available everywhere. Thus we use
744 # raise(SIGTERM) instead. The check is run in a subshell so we
745 # can redirect the "Terminated" message from the shell. SIGBUS
746 # is not defined by standard C so it is used conditionally.
747
2270b4b2 748 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
749#include <signal.h>
750static void sighandler(int sig){
751 raise(SIGTERM);
752}
e5af4a11 753int main(void){
7dfef245
MR
754 signal(SIGILL, sighandler);
755 signal(SIGFPE, sighandler);
756 signal(SIGSEGV, sighandler);
757#ifdef SIGBUS
758 signal(SIGBUS, sighandler);
759#endif
760 { $code }
761}
762EOF
763}
764
72be9e73
DY
765check_type(){
766 log check_type "$@"
767 headers=$1
768 type=$2
769 shift 2
ae550ce9 770 disable_safe "$type"
72be9e73
DY
771 incs=""
772 for hdr in $headers; do
773 incs="$incs
774#include <$hdr>"
775 done
ae550ce9 776 check_cc "$@" <<EOF && enable_safe "$type"
72be9e73
DY
777$incs
778$type v;
779EOF
780}
781
14d36751
MR
782check_struct(){
783 log check_type "$@"
784 headers=$1
785 struct=$2
786 member=$3
787 shift 3
788 disable_safe "${struct}_${member}"
789 incs=""
790 for hdr in $headers; do
791 incs="$incs
792#include <$hdr>"
793 done
794 check_cc "$@" <<EOF && enable_safe "${struct}_${member}"
795$incs
796const void *p = &(($struct *)0)->$member;
797EOF
798}
799
57bd82d4
MR
800require(){
801 name="$1"
802 header="$2"
803 func="$3"
804 shift 3
805 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
806}
807
f8d7b072
MR
808require2(){
809 name="$1"
810 headers="$2"
811 func="$3"
812 shift 3
813 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
814}
815
eea50282
MR
816check_foo_config(){
817 cfg=$1
818 pkg=$2
819 header=$3
820 func=$4
821 shift 4
822 disable $cfg
823 check_cmd ${pkg}-config --version
824 err=$?
825 if test "$err" = 0; then
5e622c40
DB
826 temp_cflags $(${pkg}-config --cflags)
827 temp_extralibs $(${pkg}-config --libs)
eea50282
MR
828 check_lib "$@" $header $func && enable $cfg
829 fi
830 return $err
831}
832
f0125de9
MR
833check_host_cc(){
834 log check_host_cc "$@"
835 cat > $TMPC
836 log_file $TMPC
837 check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
838}
839
840check_host_cflags(){
841 log check_host_cflags "$@"
842 check_host_cc "$@" <<EOF && append host_cflags "$@"
843int x;
844EOF
845}
846
c505dd31
MR
847apply(){
848 file=$1
849 shift
850 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
851}
852
c34681df
MR
853cp_if_changed(){
854 cmp -s "$1" "$2" &&
855 echo "$2 is unchanged" ||
856 cp -f "$1" "$2"
857}
858
dcd61286
DB
859# CONFIG_LIST contains configurable options, while HAVE_LIST is for
860# system-dependent things.
861
4a0d6686
AJ
862COMPONENT_LIST="
863 bsfs
864 decoders
865 demuxers
866 encoders
3cde40aa 867 filters
5666fd73 868 hwaccels
c552605c 869 indevs
4a0d6686 870 muxers
c552605c 871 outdevs
4a0d6686
AJ
872 parsers
873 protocols
874"
875
876CONFIG_LIST="
877 $COMPONENT_LIST
e8ed9b7a 878 aandct
5a0f7131
MR
879 avcodec
880 avdevice
f7679c54
VS
881 avfilter
882 avfilter_lavf
5a0f7131 883 avformat
c88f5d72
MR
884 avisynth
885 beos_netserver
f402916e 886 bzlib
7f3f5f46 887 dct
c73f65d9 888 doc
92c6a099 889 dxva2
27a9466b 890 fastdiv
c88f5d72
MR
891 ffmpeg
892 ffplay
893 ffserver
1848f7d9 894 fft
4f034993 895 golomb
c88f5d72 896 gpl
ecfc4f44 897 gprof
d8d0d0b2 898 gray
3abe5fbd 899 hardcoded_tables
f7b8bffe 900 libdc1394
690bfceb 901 libdirac
2eed5a46
DB
902 libfaac
903 libfaad
904 libfaadbin
c88f5d72 905 libgsm
6ebe07fb 906 libmp3lame
c88f5d72 907 libnut
0b175caa
DB
908 libopencore_amrnb
909 libopencore_amrwb
9a77d59a 910 libopenjpeg
f7cd9eed 911 libschroedinger
ae14f311 912 libspeex
150d2772 913 libtheora
c88f5d72 914 libvorbis
1cc60c47
DB
915 libx264
916 libxvid
f4d608e3 917 lpc
47a158cb 918 mdct
c88f5d72 919 memalign_hack
a8150374 920 mlib
c88f5d72
MR
921 mpegaudio_hp
922 network
3fe142e2 923 nonfree
8a3c8627 924 pic
4a24ab64 925 postproc
2b4c3615 926 powerpc_perf
68602540 927 rdft
e90f5b5a 928 runtime_cpudetect
2e35e684 929 shared
bd2216e4 930 small
6b35d421 931 sram
2e35e684 932 static
5a0f7131 933 swscale
a9ddb5b1 934 swscale_alpha
17492d5e
DB
935 vaapi
936 vdpau
9cad0e4e 937 version3
56a059ac 938 x11grab
c88f5d72 939 zlib
4a0d6686 940"
c88f5d72 941
8eee7025
DB
942THREADS_LIST='
943 beosthreads
d22e8442 944 os2threads
8eee7025
DB
945 pthreads
946 w32threads
947'
948
3f5b56e5
MR
949ARCH_LIST='
950 alpha
a2fc0f6a 951 arm
fdcd782d
MR
952 avr32
953 avr32_ap
954 avr32_uc
3f5b56e5
MR
955 bfin
956 ia64
957 m68k
958 mips
bae3abb0 959 mips64
3f5b56e5 960 parisc
79cb09b2 961 ppc
34d11b87 962 ppc64
3f5b56e5
MR
963 s390
964 sh4
965 sparc
966 sparc64
967 x86
968 x86_32
969 x86_64
970'
971
972ARCH_EXT_LIST='
1ac9331a 973 altivec
3bf96eec 974 amd3dnow
a1ef9f08 975 amd3dnowext
1ac9331a 976 armv5te
edab3048 977 armv6
ab5cb084 978 armv6t2
f55b299a 979 armvfp
3f5b56e5
MR
980 iwmmxt
981 mmi
982 mmx
d7f0920b 983 mmx2
6b18d278 984 neon
799fde37 985 ppc4xx
1bb04d5a 986 sse
9eeed841 987 ssse3
bd9d34a0 988 vis
3f5b56e5
MR
989'
990
a3e02a8c
MR
991HAVE_LIST_PUB='
992 bigendian
993'
994
3f5b56e5
MR
995HAVE_LIST="
996 $ARCH_EXT_LIST
a3e02a8c 997 $HAVE_LIST_PUB
3f5b56e5 998 $THREADS_LIST
35fd8122 999 alsa_asoundlib_h
3f5b56e5 1000 altivec_h
c9fdab0d 1001 arpa_inet_h
dffb41b9 1002 attribute_may_alias
e7ea5e3d 1003 attribute_packed
6bd859d6 1004 bswap
ecf97f22 1005 closesocket
1ac9331a 1006 cmov
e16e49ac 1007 conio_h
c88f5d72 1008 dcbzl
f8aa696f
DB
1009 dev_bktr_ioctl_bt848_h
1010 dev_bktr_ioctl_meteor_h
1011 dev_ic_bt8xx_h
1012 dev_video_meteor_ioctl_meteor_h
1013 dev_video_bktr_ioctl_bt848_h
18b67ae5 1014 dlfcn_h
c88f5d72 1015 dlopen
bc574408 1016 dos_paths
245626d0
DB
1017 ebp_available
1018 ebx_available
6b7c7703
VS
1019 exp2
1020 exp2f
c2a29455 1021 fast_64bit
669b5583 1022 fast_clz
7073e9fc 1023 fast_cmov
7b829d2a 1024 fast_unaligned
9d99cc5a 1025 fork
84882df6 1026 getaddrinfo
da9e86f8 1027 gethrtime
4e68cb8a 1028 GetProcessTimes
66be5b45 1029 getrusage
2e1913b1 1030 inet_aton
61d251db 1031 inline_asm
abfc8d05 1032 isatty
9f5ff83f 1033 ldbrx
0b4a1821
AS
1034 libdc1394_1
1035 libdc1394_2
a33cab3a 1036 llrint
291fd18a 1037 log2
6b7c7703 1038 log2f
85dd97ad 1039 loongson
a33cab3a 1040 lrint
c88f5d72 1041 lrintf
e4673692 1042 lzo1x_999_compress
f8aa696f
DB
1043 machine_ioctl_bt848_h
1044 machine_ioctl_meteor_h
c88f5d72
MR
1045 malloc_h
1046 memalign
6ffa87d3 1047 mkstemp
b4e806b2 1048 pld
1f91cdce 1049 posix_memalign
a33cab3a
MK
1050 round
1051 roundf
c88f5d72
MR
1052 sdl
1053 sdl_video_size
b507ebd1 1054 setmode
72be9e73 1055 socklen_t
deb29777 1056 soundcard_h
f8cda19e 1057 poll_h
0104b608 1058 setrlimit
c0018613 1059 struct_addrinfo
b4d68544
MS
1060 struct_ipv6_mreq
1061 struct_sockaddr_in6
3b2372bf 1062 struct_sockaddr_sa_len
33a4dbdd 1063 struct_sockaddr_storage
b58412f1 1064 sys_mman_h
b091aa44 1065 sys_resource_h
81644c2e 1066 sys_select_h
deb29777 1067 sys_soundcard_h
1b6e8b73 1068 sys_videoio_h
d3a4b4e0 1069 ten_operands
e16e49ac 1070 termios_h
b265431e 1071 threads
7b04b8a0 1072 truncf
ce742de2 1073 vfp_args
7c5bfe7a 1074 VirtualAlloc
6ff3f3e7 1075 winsock2_h
cc078b5d 1076 xform_asm
304d586d 1077 yasm
0cb78cef 1078"
44161118 1079
b6bb00b0
MR
1080# options emitted with CONFIG_ prefix but not available on command line
1081CONFIG_EXTRA="
dc4f5a1c 1082 avutil
9cad0e4e
DB
1083 gplv3
1084 lgplv3
b6bb00b0
MR
1085"
1086
520cc7f1 1087CMDLINE_SELECT="
3f5b56e5 1088 $ARCH_EXT_LIST
520cc7f1 1089 $CONFIG_LIST
8eee7025 1090 $THREADS_LIST
c8a4ae00 1091 asm
db6107b6 1092 cross_compile
520cc7f1
MR
1093 debug
1094 extra_warnings
8c6afa4d 1095 logging
d2bbb2f7 1096 optimizations
87a0fb62 1097 stripping
7595a5e4 1098 yasm
520cc7f1 1099"
426be5dc
DB
1100
1101PATHS_LIST='
d156bede 1102 bindir
14a8acf1 1103 datadir
26759c44
MR
1104 incdir
1105 libdir
26759c44
MR
1106 mandir
1107 prefix
1108 shlibdir
426be5dc
DB
1109'
1110
1111CMDLINE_SET="
1112 $PATHS_LIST
1113 arch
313c46a6 1114 as
426be5dc
DB
1115 build_suffix
1116 cc
1117 cpu
1118 cross_prefix
50567afa 1119 dep_cc
ac63af34 1120 extra_version
9da6609f
MR
1121 host_cc
1122 host_cflags
1123 host_ldflags
1124 host_libs
82bb3329 1125 host_os
684b28e0 1126 ld
426be5dc 1127 logfile
4ae40685 1128 malloc_prefix
89641463 1129 nm
26759c44 1130 source_path
c5200f17
MR
1131 sysinclude
1132 sysroot
a7ada2ba 1133 target_exec
26759c44 1134 target_os
a7ada2ba 1135 target_path
426be5dc 1136"
520cc7f1 1137
89f2932b
MR
1138CMDLINE_APPEND="
1139 extra_cflags
1140"
1141
912f3148
DB
1142# code dependency declarations
1143
9eeed841 1144# architecture extensions
808fa33c 1145
a2fc0f6a
MR
1146armv5te_deps="arm"
1147armv6_deps="arm"
ab5cb084 1148armv6t2_deps="arm"
a2fc0f6a
MR
1149armvfp_deps="arm"
1150iwmmxt_deps="arm"
808fa33c
MR
1151neon_deps="arm"
1152
e241ba14 1153mmi_deps="mips"
808fa33c
MR
1154
1155altivec_deps="ppc"
1156ppc4xx_deps="ppc"
1157
1158vis_deps="sparc"
1159
7f8c3d1f 1160x86_64_suggest="cmov fast_cmov"
808fa33c
MR
1161amd3dnow_deps="mmx"
1162amd3dnowext_deps="amd3dnow"
9eeed841 1163mmx_deps="x86"
75aa95a6 1164mmx2_deps="mmx"
75aa95a6
DB
1165sse_deps="mmx"
1166ssse3_deps="sse"
9eeed841 1167
e939cedd 1168fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1169fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1170fast_unaligned_if_any="armv6 ppc x86"
669b5583 1171
89e053f8 1172need_memalign="altivec neon sse"
6fec122a 1173inline_asm_deps="!tms470"
89e053f8 1174
26fbcc85
MR
1175# subsystems
1176mdct_select="fft"
1177rdft_select="fft"
1178
5666fd73 1179# decoders / encoders / hardware accelerators
26fbcc85
MR
1180aac_decoder_select="mdct aac_parser"
1181aac_encoder_select="mdct"
1182ac3_decoder_select="mdct ac3_parser"
f4d608e3 1183alac_encoder_select="lpc"
084cbbaa 1184atrac1_decoder_select="mdct"
26fbcc85
MR
1185atrac3_decoder_select="mdct"
1186binkaudio_dct_decoder_select="mdct rdft dct"
1187binkaudio_rdft_decoder_select="mdct rdft"
4f034993 1188cavs_decoder_select="golomb"
26fbcc85 1189cook_decoder_select="mdct"
2eef7c62 1190cscd_decoder_suggest="zlib"
26fbcc85 1191dca_decoder_select="mdct"
e8ed9b7a 1192dnxhd_encoder_select="aandct"
2eef7c62 1193dxa_decoder_select="zlib"
baf91bb9 1194eac3_decoder_select="ac3_decoder"
84c04e25 1195eamad_decoder_select="aandct"
e8ed9b7a 1196eatgq_decoder_select="aandct"
d52b39c7 1197eatqi_decoder_select="aandct"
4f034993
MR
1198ffv1_decoder_select="golomb"
1199flac_decoder_select="golomb"
f4d608e3 1200flac_encoder_select="golomb lpc"
2eef7c62
AJ
1201flashsv_decoder_select="zlib"
1202flashsv_encoder_select="zlib"
4414137e 1203flv_decoder_select="h263_decoder"
4d4b4bd1 1204flv_encoder_select="h263_encoder"
e8ed9b7a 1205h261_encoder_select="aandct"
7f647ae0 1206h263_decoder_select="h263_parser"
e8ed9b7a 1207h263_encoder_select="aandct"
ff418735 1208h263_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1209h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1210h263i_decoder_select="h263_decoder"
fe629c2d 1211h263p_encoder_select="h263_encoder"
4f034993 1212h264_decoder_select="golomb"
92c6a099
LA
1213h264_dxva2_hwaccel_deps="dxva2api_h"
1214h264_dxva2_hwaccel_select="dxva2 h264_decoder"
ff418735 1215h264_vaapi_hwaccel_deps="va_va_h"
17492d5e 1216h264_vaapi_hwaccel_select="vaapi"
711dae77 1217h264_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1218h264_vdpau_decoder_select="vdpau h264_decoder"
47a158cb 1219imc_decoder_select="fft mdct"
4f034993
MR
1220jpegls_decoder_select="golomb"
1221jpegls_encoder_select="golomb"
e8ed9b7a 1222ljpeg_encoder_select="aandct"
4f034993 1223loco_decoder_select="golomb"
e8ed9b7a 1224mjpeg_encoder_select="aandct"
2cca233b 1225mlp_decoder_select="mlp_parser"
e8ed9b7a
DB
1226mpeg1video_encoder_select="aandct"
1227mpeg2video_encoder_select="aandct"
4414137e 1228mpeg4_decoder_select="h263_decoder mpeg4video_parser"
c37de5e1 1229mpeg4_encoder_select="h263_encoder"
711dae77 1230mpeg_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1231mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
711dae77 1232mpeg1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1233mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
ff418735 1234mpeg2_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1235mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
ff418735 1236mpeg4_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1237mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871
NC
1238mpeg4_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1239mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
8f6f050a 1240mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
4d8eecf4 1241mpeg_xvmc_decoder_select="mpegvideo_decoder"
4414137e 1242msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1243msmpeg4v1_encoder_select="h263_encoder"
4414137e 1244msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1245msmpeg4v2_encoder_select="h263_encoder"
4414137e 1246msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1247msmpeg4v3_encoder_select="h263_encoder"
26fbcc85
MR
1248nellymoser_decoder_select="mdct"
1249nellymoser_encoder_select="mdct"
2eef7c62
AJ
1250png_decoder_select="zlib"
1251png_encoder_select="zlib"
26fbcc85 1252qdm2_decoder_select="mdct rdft"
a8beb22f 1253rv10_decoder_select="h263_decoder"
b2bf38b4 1254rv10_encoder_select="h263_encoder"
a8beb22f 1255rv20_decoder_select="h263_decoder"
b2bf38b4 1256rv20_encoder_select="h263_encoder"
d52b39c7
AJ
1257rv30_decoder_select="golomb"
1258rv40_decoder_select="golomb"
4f034993
MR
1259shorten_decoder_select="golomb"
1260sonic_decoder_select="golomb"
1261sonic_encoder_select="golomb"
1262sonic_ls_encoder_select="golomb"
1263svq3_decoder_select="golomb"
bee2eac5 1264svq3_decoder_suggest="zlib"
4eef77c1 1265theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1266tiff_decoder_suggest="zlib"
1267tiff_encoder_suggest="zlib"
aec09a00 1268truehd_decoder_select="mlp_decoder"
2eef7c62 1269tscc_decoder_select="zlib"
084cbbaa 1270twinvq_decoder_select="mdct"
f95bfab0 1271vc1_decoder_select="h263_decoder"
9104cd51 1272vc1_dxva2_hwaccel_deps="dxva2api_h DXVA_PictureParameters_wDecodedPictureIndex"
f0f86627 1273vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
ff418735 1274vc1_vaapi_hwaccel_deps="va_va_h"
95a61cfc 1275vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
711dae77 1276vc1_vdpau_decoder_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
95a61cfc 1277vc1_vdpau_decoder_select="vdpau vc1_decoder"
26fbcc85
MR
1278vorbis_decoder_select="mdct"
1279vorbis_encoder_select="mdct"
e82dc4c9
DB
1280vp6a_decoder_select="vp6_decoder"
1281vp6f_decoder_select="vp6_decoder"
084cbbaa 1282wmapro_decoder_select="mdct"
26fbcc85
MR
1283wmav1_decoder_select="mdct"
1284wmav1_encoder_select="mdct"
1285wmav2_decoder_select="mdct"
1286wmav2_encoder_select="mdct"
f95bfab0 1287wmv1_decoder_select="h263_decoder"
665507aa 1288wmv1_encoder_select="h263_encoder"
f95bfab0 1289wmv2_decoder_select="h263_decoder"
1746e2a9 1290wmv2_encoder_select="h263_encoder"
015f8ee0 1291wmv3_decoder_select="vc1_decoder"
f0f86627 1292wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1293wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1294wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
2eef7c62
AJ
1295zlib_decoder_select="zlib"
1296zlib_encoder_select="zlib"
1297zmbv_decoder_select="zlib"
1298zmbv_encoder_select="zlib"
30fd06be 1299
28b80940
DB
1300# parsers
1301h264_parser_select="golomb"
1302
f1e94694
DB
1303# bitstream_filters
1304aac_adtstoasc_bsf_select="aac_parser"
1305
912f3148 1306# external libraries
1b71f045 1307libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 1308libdirac_encoder_deps="libdirac"
c9171a83 1309libfaac_encoder_deps="libfaac"
69ddbd1d 1310libfaad_decoder_deps="libfaad"
4ec45764 1311libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
1312libgsm_decoder_deps="libgsm"
1313libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1314libgsm_ms_decoder_deps="libgsm"
1315libgsm_ms_encoder_deps="libgsm"
1cc60c47 1316libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1317libopencore_amrnb_decoder_deps="libopencore_amrnb"
1318libopencore_amrnb_encoder_deps="libopencore_amrnb"
1319libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1320libopenjpeg_decoder_deps="libopenjpeg"
f7cd9eed
AS
1321libschroedinger_decoder_deps="libschroedinger"
1322libschroedinger_encoder_deps="libschroedinger"
ae14f311 1323libspeex_decoder_deps="libspeex"
150d2772 1324libtheora_encoder_deps="libtheora"
b0caf888 1325libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1326libx264_encoder_deps="libx264"
1327libxvid_encoder_deps="libxvid"
30fd06be 1328
912f3148 1329# demuxers / muxers
03a76ba9 1330ac3_demuxer_deps="ac3_parser"
647c2356 1331asf_stream_muxer_select="asf_muxer"
4e622dea
SS
1332avisynth_demuxer_deps="avisynth"
1333dirac_demuxer_deps="dirac_parser"
5b423887 1334eac3_demuxer_select="ac3_parser"
647c2356 1335ipod_muxer_select="mov_muxer"
4e622dea
SS
1336libnut_demuxer_deps="libnut"
1337libnut_muxer_deps="libnut"
647c2356 1338matroska_audio_muxer_select="matroska_muxer"
4e622dea
SS
1339matroska_demuxer_suggest="zlib bzlib"
1340mov_demuxer_suggest="zlib"
1341mp3_demuxer_deps="mpegaudio_parser"
647c2356
DB
1342mp4_muxer_select="mov_muxer"
1343mpegtsraw_demuxer_select="mpegts_demuxer"
1344mxf_d10_muxer_select="mxf_muxer"
24ca518b 1345ogg_demuxer_select="golomb"
647c2356 1346psp_muxer_select="mov_muxer"
4e622dea
SS
1347rtsp_demuxer_deps="sdp_demuxer"
1348sdp_demuxer_deps="rtp_protocol mpegts_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"
1359audio_beos_indev_deps="audio_beos"
1360audio_beos_indev_extralibs="-lmedia -lbe"
1361audio_beos_outdev_deps="audio_beos"
1362audio_beos_outdev_extralibs="-lmedia -lbe"
38e54a75 1363bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75
SS
1364dv1394_indev_deps="dv1394 dv_demuxer"
1365jack_indev_deps="jack_jack_h"
1366jack_indev_extralibs="-ljack"
1367libdc1394_indev_deps="libdc1394"
38e54a75
SS
1368oss_indev_deps_any="soundcard_h sys_soundcard_h"
1369oss_outdev_deps_any="soundcard_h sys_soundcard_h"
38e54a75
SS
1370v4l_indev_deps="linux_videodev_h"
1371v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
1372vfwcap_indev_deps="capCreateCaptureWindow"
a1b3c5a3 1373vfwcap_indev_extralibs="-lavicap32"
38e54a75 1374x11_grab_device_indev_deps="x11grab XShmCreateImage"
781c1aa6 1375x11_grab_device_indev_extralibs="-lX11 -lXext -lXfixes"
30fd06be 1376
912f3148 1377# protocols
3fff6382 1378gopher_protocol_deps="network"
c08fb000 1379http_protocol_deps="network"
cbf29889 1380rtmp_protocol_deps="tcp_protocol"
c08fb000
AB
1381rtp_protocol_deps="udp_protocol"
1382tcp_protocol_deps="network"
1383udp_protocol_deps="network"
1384
f7679c54 1385# filters
81124ba0 1386movie_filter_deps="avfilter_lavf"
5a0f7131
MR
1387avfilter_lavf_deps="avformat"
1388
1389# libraries
1390avdevice_deps="avcodec avformat"
1391avformat_deps="avcodec"
f7679c54 1392
912f3148 1393# programs
5a0f7131
MR
1394ffmpeg_deps="avcodec avformat swscale"
1395ffplay_deps="avcodec avformat swscale sdl"
1396ffserver_deps="avformat ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764 1397ffserver_extralibs='$ldl'
a2830dca 1398
c73f65d9 1399doc_deps="texi2html"
912f3148 1400
de6d9b64 1401# default parameters
8a608357 1402
2ba042a7 1403logfile="config.err"
8a608357
MR
1404
1405# installation paths
c9d19248
MR
1406prefix_default="/usr/local"
1407bindir_default='${prefix}/bin'
14a8acf1 1408datadir_default='${prefix}/share/ffmpeg'
c9d19248
MR
1409incdir_default='${prefix}/include'
1410libdir_default='${prefix}/lib'
1411mandir_default='${prefix}/share/man'
1412shlibdir_default="$libdir_default"
8a608357
MR
1413
1414# toolchain
11e6d03a 1415ar="ar"
13c7df3d 1416cc_default="gcc"
a3d7c197 1417cc_version=\"unknown\"
9da6609f 1418host_cc_default="gcc"
11e6d03a 1419ln_s="ln -sf"
89641463 1420nm_default="nm"
11e6d03a 1421objformat="elf"
be7109c1 1422ranlib="ranlib"
0f3cb305 1423strip="strip"
11e6d03a 1424yasmexe="yasm"
8a608357 1425
8182dc34
MR
1426nm_opts='-g'
1427
8a608357 1428# machine
5e622c40 1429arch=$(uname -m)
38d0a8aa 1430cpu="generic"
8a608357 1431
8a608357 1432# OS
4f854758 1433target_os=$(tolower $(uname -s))
82bb3329 1434host_os=$target_os
8a608357 1435
8a608357 1436# configurable options
5a0f7131
MR
1437enable avcodec
1438enable avdevice
1439enable avformat
dc4f5a1c 1440enable avutil
c8a4ae00 1441enable asm
497237c7 1442enable debug
c73f65d9 1443enable doc
aa033b1e 1444enable fastdiv
497237c7
RP
1445enable ffmpeg
1446enable ffplay
1447enable ffserver
497237c7
RP
1448enable mpegaudio_hp
1449enable network
8400d6b8 1450enable optimizations
497237c7 1451enable protocols
530dc538 1452enable static
87a0fb62 1453enable stripping
5a0f7131 1454enable swscale
a9ddb5b1 1455enable swscale_alpha
8a608357 1456
8a608357 1457# build settings
9987769a 1458SHFLAGS='-shared -Wl,-soname,$$(@F)'
c536cb09 1459FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1460LIBPREF="lib"
1461LIBSUF=".a"
c5f14466
RP
1462FULLNAME='$(NAME)$(BUILDSUF)'
1463LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1464SLIBPREF="lib"
1465SLIBSUF=".so"
c5f14466 1466SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1467SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1468SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1469LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1470
7e6c86e6
MR
1471CC_O='-o $@'
1472
f0125de9 1473host_cflags='-D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112 -O3 -g -Wall'
9da6609f
MR
1474host_libs='-lm'
1475
9b861379 1476target_path='$(CURDIR)'
a7ada2ba 1477
0d7dca36
DB
1478# gcc stupidly only outputs the basename of targets with -MM, but we need the
1479# full relative path for objects in subdirectories for non-recursive Make.
c1c3933a 1480DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
d8059267 1481DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -MM'
315c741d 1482
c597172e 1483# find source path
5e622c40 1484source_path="$(dirname "$0")"
497237c7 1485enable source_path_used
24524f36 1486if test -f configure; then
5e622c40 1487 source_path="$(pwd)"
497237c7 1488 disable source_path_used
c597172e 1489else
5e622c40 1490 source_path="$(cd "$source_path"; pwd)"
c597172e 1491 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1492 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1493 test -e "$source_path/config.h" &&
1494 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1495fi
1496
13cbe2c0 1497for v in "$@"; do
b04251c5
MR
1498 r=${v#*=}
1499 l=${v%"$r"}
1500 r=$(sh_quote "$r")
13cbe2c0
MR
1501 FFMPEG_CONFIGURATION="${FFMPEG_CONFIGURATION# } ${l}${r}"
1502done
c597172e 1503
73ef8980
MR
1504find_things(){
1505 thing=$1
1506 pattern=$2
1507 file=$source_path/$3
932ccf39 1508 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1509}
1510
1511ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1512DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1513HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1514PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1515BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1516MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1517DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1518OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1519INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1520PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1521FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1522
7483e694
DB
1523enable $ARCH_EXT_LIST \
1524 $DECODER_LIST \
1525 $ENCODER_LIST \
5666fd73 1526 $HWACCEL_LIST \
7483e694
DB
1527 $PARSER_LIST \
1528 $BSF_LIST \
1529 $DEMUXER_LIST \
1530 $MUXER_LIST \
f7679c54 1531 $FILTER_LIST \
7483e694
DB
1532 $PROTOCOL_LIST \
1533 $INDEV_LIST \
1534 $OUTDEV_LIST \
c597172e
MR
1535
1536die_unknown(){
1537 echo "Unknown option \"$1\"."
1538 echo "See $0 --help for available options."
1539 exit 1
1540}
1541
794f8e97 1542show_list() {
bf0c4afa
RP
1543 suffix=_$1
1544 shift
2b444ea7 1545 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1546 exit 0
1547}
1548
c597172e 1549for opt do
7483e694
DB
1550 optval="${opt#*=}"
1551 case "$opt" in
0f010b2f 1552 --extra-ldflags=*) add_ldflags $optval
7483e694 1553 ;;
0f010b2f 1554 --extra-libs=*) add_extralibs $optval
7483e694 1555 ;;
8fb1cb58 1556 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1557 ;;
40bcf4c7
BL
1558 --enable-debug=*) debuglevel="$optval"
1559 ;;
7483e694 1560 --enable-*=*|--disable-*=*)
8b93ddc3 1561 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1562 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1563 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1564 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1565 $action $(filter "$name" $list)
7483e694
DB
1566 ;;
1567 --enable-?*|--disable-?*)
5e622c40 1568 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1569 if is_in $option $COMPONENT_LIST; then
fed5d54b 1570 test $action = disable && action=unset
e3773a55
MR
1571 eval $action \$$(toupper ${option%s})_LIST
1572 elif is_in $option $CMDLINE_SELECT; then
1573 $action $option
1574 else
1575 die_unknown $opt
1576 fi
7483e694
DB
1577 ;;
1578 --list-*)
1579 NAME="${opt#--list-}"
1580 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1581 NAME=${NAME%s}
1582 eval show_list $NAME \$$(toupper $NAME)_LIST
1583 ;;
1584 --help|-h) show_help
1585 ;;
1586 *)
884a36a7 1587 optname="${opt%%=*}"
26759c44
MR
1588 optname="${optname#--}"
1589 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1590 if is_in $optname $CMDLINE_SET; then
1591 eval $optname='$optval'
1592 elif is_in $optname $CMDLINE_APPEND; then
1593 append $optname "$optval"
1594 else
1595 die_unknown $opt
1596 fi
7483e694
DB
1597 ;;
1598 esac
c597172e
MR
1599done
1600
bcea99bb
MR
1601disabled logging && logfile=/dev/null
1602
13cbe2c0 1603echo "# $0 $FFMPEG_CONFIGURATION" > $logfile
bcea99bb
MR
1604set >> $logfile
1605
9da6609f
MR
1606test -n "$cross_prefix" && enable cross_compile
1607
adb2b908 1608ar="${cross_prefix}${ar}"
11e6d03a 1609cc_default="${cross_prefix}${cc_default}"
20e0ed95 1610nm_default="${cross_prefix}${nm_default}"
adb2b908
RP
1611ranlib="${cross_prefix}${ranlib}"
1612strip="${cross_prefix}${strip}"
1613
c5200f17
MR
1614sysinclude_default="${sysroot}/usr/include"
1615
75800dce 1616set_default cc nm sysinclude
9da6609f
MR
1617enabled cross_compile || host_cc_default=$cc
1618set_default host_cc
13c7df3d 1619
82bb3329
MR
1620exesuf() {
1621 case $1 in
1622 mingw32*|cygwin*|*-dos|freedos|opendos|os/2*) echo .exe ;;
1623 esac
1624}
1625
1626EXESUF=$(exesuf $target_os)
1627HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 1628
e4e69e0b 1629# set temporary file name
a49d42c2 1630: ${TMPDIR:=$TEMPDIR}
c51fafa1 1631: ${TMPDIR:=$TMP}
a49d42c2 1632: ${TMPDIR:=/tmp}
e4e69e0b 1633
54460a83
MR
1634if ! check_cmd type mktemp; then
1635 # simple replacement for missing mktemp
1636 # NOT SAFE FOR GENERAL USE
1637 mktemp(){
1638 echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
1639 }
1640fi
1641
1642tmpfile(){
1643 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
1644 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 1645 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
1646 append TMPFILES $tmp
1647 eval $1=$tmp
1648}
1649
1650trap 'rm -f -- $TMPFILES' EXIT
1651trap exit HUP INT TERM
1652
1653tmpfile TMPC .c
1654tmpfile TMPE $EXESUF
1655tmpfile TMPH .h
1656tmpfile TMPO .o
1657tmpfile TMPS .S
a482e61b 1658tmpfile TMPV .ver
54460a83
MR
1659tmpfile TMPSH .sh
1660
1661unset -f mktemp
e4e69e0b 1662
993f2d0f
MR
1663# make sure we can execute files in $TMPDIR
1664cat > $TMPSH 2>> $logfile <<EOF
1665#! /bin/sh
1666EOF
1667chmod +x $TMPSH >> $logfile 2>&1
1668if ! $TMPSH >> $logfile 2>&1; then
1669 cat <<EOF
1670Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
1671variable to another directory and make sure that it is not mounted noexec.
1672EOF
1673 die "Sanity test failed."
1674fi
993f2d0f 1675
19b4c628
MR
1676filter_cflags=echo
1677filter_cppflags=echo
1678filter_asflags=echo
1679
8f0c157a 1680if $cc -v 2>&1 | grep -qi ^gcc; then
629687f6 1681 cc_type=gcc
a3d7c197 1682 cc_version=__VERSION__
aef6bd1b
MR
1683 if ! $cc -dumpversion | grep -q '^2\.'; then
1684 CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1685 AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
1686 fi
14ca9cd0
MR
1687 speed_cflags='-O3'
1688 size_cflags='-Os'
629687f6
MR
1689elif $cc --version 2>/dev/null | grep -q Intel; then
1690 cc_type=icc
6e3fa35d 1691 cc_version="AV_STRINGIFY(__INTEL_COMPILER)"
07dec06e
MR
1692 CC_DEPFLAGS='-MMD'
1693 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1694 speed_cflags='-O3'
1695 size_cflags='-Os'
629687f6
MR
1696elif $cc -v 2>&1 | grep -q xlc; then
1697 cc_type=xlc
6e3fa35d 1698 cc_version="AV_STRINGIFY(__IBMC__)"
14ca9cd0
MR
1699 speed_cflags='-O5'
1700 size_cflags='-O5 -qcompact'
df442a8d
MR
1701elif $cc -V 2>/dev/null | grep -q Compaq; then
1702 cc_type=ccc
6e3fa35d 1703 cc_version="AV_STRINGIFY(__DECC_VER)"
d8059267 1704 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -M'
03754fcd 1705 debuglevel=3
df442a8d 1706 add_ldflags -Wl,-z,now # calls to libots crash without this
14ca9cd0
MR
1707 speed_cflags='-fast'
1708 size_cflags='-O1'
6a0d5493 1709elif $cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
03e37762
MR
1710 test -d "$sysroot" || die "No valid sysroot specified."
1711 cc_type=armcc
6e3fa35d 1712 cc_version="AV_STRINGIFY(__ARMCC_VERSION)"
03e37762
MR
1713 armcc_conf="$PWD/armcc.conf"
1714 $cc --arm_linux_configure \
1715 --arm_linux_config_file="$armcc_conf" \
1716 --configure_sysroot="$sysroot" \
1717 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
1718 die "Error creating armcc configuration file."
1719 cc="$cc --arm_linux_config_file=$armcc_conf --translate_gcc"
75800dce 1720 as_default="${cross_prefix}gcc"
07dec06e
MR
1721 CC_DEPFLAGS='-MMD'
1722 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1723 speed_cflags='-O3'
1724 size_cflags='-Os'
6fec122a
MR
1725elif $cc -version 2>/dev/null | grep -q TMS470; then
1726 cc_type=tms470
6e3fa35d 1727 cc_version="AV_STRINGIFY(__TI_COMPILER_VERSION__)"
6fec122a
MR
1728 cc="$cc --gcc --abi=eabi -eo=.o -mc -me"
1729 CC_O='-fr=$(@D)'
1730 as_default="${cross_prefix}gcc"
1731 ld_default="${cross_prefix}gcc"
6fec122a
MR
1732 TMPO=$(basename $TMPC .c).o
1733 append TMPFILES $TMPO
1734 add_cflags -D__gnuc_va_list=va_list -D__USER_LABEL_PREFIX__=
07dec06e
MR
1735 CC_DEPFLAGS='-ppa -ppd=$(@:.o=.d)'
1736 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1737 speed_cflags='-O3 -mf=5'
1738 size_cflags='-O3 -mf=2'
6fec122a
MR
1739 filter_cflags=tms470_flags
1740 tms470_flags(){
1741 for flag; do
1742 case $flag in
1743 -march=*|-mcpu=*)
1744 case "${flag#*=}" in
1745 armv7-a|cortex-a*) echo -mv=7a8 ;;
1746 armv7-r|cortex-r*) echo -mv=7r4 ;;
1747 armv7-m|cortex-m*) echo -mv=7m3 ;;
1748 armv6*|arm11*) echo -mv=6 ;;
1749 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
1750 echo -mv=5e ;;
1751 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
1752 esac
1753 ;;
1754 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
1755 -mfpu=vfp) echo --float_support=vfpv2 ;;
5fcb865b 1756 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
a2709020 1757 -msoft-float) echo --float_support=vfplib ;;
14ca9cd0 1758 -O[0-3]|-mf=*) echo $flag ;;
6fec122a 1759 -g) echo -g -mn ;;
587d24ff 1760 -pds=*) echo $flag ;;
6fec122a
MR
1761 esac
1762 done
1763 }
06da6943
DC
1764elif $cc -v 2>&1 | grep -q clang; then
1765 cc_type=clang
1766 cc_version=__VERSION__
1767 CC_DEPFLAGS='-MMD'
1768 AS_DEPFLAGS='-MMD'
14ca9cd0
MR
1769 speed_cflags='-O3'
1770 size_cflags='-Os'
2a472e9c
MK
1771elif $cc -V 2>&1 | grep -q Sun; then
1772 cc_type=suncc
1773 cc_version="AV_STRINGIFY(__SUNPRO_C)"
faa374b7 1774 DEPEND_CMD='$(DEPCC) $(DEPFLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
2a472e9c 1775 DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -xM1'
14ca9cd0
MR
1776 speed_cflags='-O5'
1777 size_cflags='-O5 -xspace'
03279bbe
MK
1778 filter_cflags=suncc_flags
1779 suncc_flags(){
1780 for flag; do
1781 case $flag in
1782 -march=*|-mcpu=*)
1783 case "${flag#*=}" in
1784 native) echo -xtarget=native ;;
1785 v9) echo -xarch=sparc ;;
1786 ultrasparc) echo -xarch=sparcvis ;;
1787 ultrasparc3|niagara*) echo -xarch=sparcvis2 ;;
1788 i586|pentium) echo -xchip=pentium ;;
1789 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
1790 pentium3*|c3-2) echo -xtarget=pentium3 ;;
1791 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
1792 pentium4*) echo -xtarget=pentium4 ;;
1793 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
1794 *-sse3) echo -xarch=sse3 ;;
1795 core2) echo -xarch=ssse3 -xchip=core2 ;;
1796 amdfam10|barcelona) echo -xarch=sse4_1 ;;
1797 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
1798 k8|opteron|athlon64|athlon-fx)
1799 echo -xarch=sse2a ;;
1800 athlon*) echo -xarch=pentium_proa ;;
1801 esac
1802 ;;
1803 -std=c99) echo -xc99 ;;
1804 -fomit-frame-pointer) echo -xregs=frameptr ;;
1805 -fPIC) echo -KPIC -xcode=pic32 ;;
03279bbe
MK
1806 -W*,*) echo $flag ;;
1807 -f*-*|-W*) ;;
1808 *) echo $flag ;;
1809 esac
1810 done
1811 }
629687f6
MR
1812fi
1813
1814test -n "$cc_type" && enable $cc_type || echolog "Unknown C compiler $cc"
1815
75bafbac 1816: ${as_default:=$cc}
50567afa 1817: ${dep_cc_default:=$cc}
684b28e0 1818: ${ld_default:=$cc}
50567afa 1819set_default as dep_cc ld
75800dce 1820
07dec06e
MR
1821test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
1822test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
1823
7f32f40c 1824add_cflags $extra_cflags
2f2e6c7c 1825add_asflags $extra_cflags
7f32f40c 1826
154d432c
MR
1827if test -n "$sysroot"; then
1828 case "$cc_type" in
1829 gcc)
467256f2 1830 add_cppflags --sysroot="$sysroot"
154d432c
MR
1831 add_ldflags --sysroot="$sysroot"
1832 ;;
6fec122a
MR
1833 tms470)
1834 add_cppflags -I"$sysinclude"
1835 add_ldflags --sysroot="$sysroot"
1836 ;;
06da6943
DC
1837 clang)
1838 add_cppflags -isysroot="$sysroot"
1839 add_ldflags -isysroot="$sysroot"
1840 ;;
154d432c
MR
1841 esac
1842fi
1843
d22c13a8
MR
1844if test "$cpu" = host; then
1845 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
1846
1847 case "$cc_type" in
1848 gcc)
1849 check_native(){
1850 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
27ce1be8
MR
1851 sed -n "/$1=/{
1852 s/.*$1=\\([^ ]*\\).*/\\1/
1853 p
1854 q
1855 }" $TMPE
d22c13a8
MR
1856 }
1857 cpu=$(check_native -march || check_native -mcpu)
1858 ;;
1859 esac
1860
1861 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
1862fi
1863
e939cedd
MR
1864# Deal with common $arch aliases
1865case "$arch" in
1866 arm*)
1867 arch="arm"
1868 ;;
1869 mips|mipsel|IP*)
1870 arch="mips"
1871 ;;
1872 mips64)
1873 arch="mips"
1874 subarch="mips64"
1875 ;;
1876 parisc|hppa)
1877 arch="parisc"
1878 ;;
1879 parisc64|hppa64)
1880 arch="parisc"
1881 subarch="parisc64"
1882 ;;
1883 "Power Macintosh"|ppc|powerpc)
1884 arch="ppc"
1885 ;;
1886 ppc64)
1887 arch="ppc"
1888 subarch="ppc64"
1889 ;;
1890 s390|s390x)
1891 arch="s390"
1892 ;;
1893 sh4|sh)
1894 arch="sh4"
1895 ;;
1896 sun4u|sparc64)
1897 arch="sparc"
1898 subarch="sparc64"
1899 ;;
1900 i[3-6]86|i86pc|BePC|x86_64|amd64)
1901 arch="x86"
1902 ;;
1903esac
1904
1905is_in $arch $ARCH_LIST || echo "WARNING: unknown arch $arch"
343aef9b 1906enable $arch
e939cedd 1907
df5cdc24 1908# Add processor-specific flags
5d54c126
MR
1909if test "$cpu" = generic; then
1910 : do nothing
1911elif enabled ppc; then
343aef9b 1912
56348891
MR
1913 case $(tolower $cpu) in
1914 601|ppc601|powerpc601)
9dbd5c3d 1915 cpuflags="-mcpu=601"
64ad53ff 1916 disable altivec
9dbd5c3d 1917 ;;
56348891 1918 603*|ppc603*|powerpc603*)
9dbd5c3d 1919 cpuflags="-mcpu=603"
64ad53ff 1920 disable altivec
9dbd5c3d 1921 ;;
56348891 1922 604*|ppc604*|powerpc604*)
9dbd5c3d 1923 cpuflags="-mcpu=604"
64ad53ff 1924 disable altivec
9dbd5c3d 1925 ;;
56348891 1926 g3|75*|ppc75*|powerpc75*)
9dbd5c3d 1927 cpuflags="-mcpu=750 -mpowerpc-gfxopt"
64ad53ff 1928 disable altivec
9dbd5c3d 1929 ;;
56348891 1930 g4|745*|ppc745*|powerpc745*)
9dbd5c3d
MR
1931 cpuflags="-mcpu=7450 -mpowerpc-gfxopt"
1932 ;;
56348891 1933 74*|ppc74*|powerpc74*)
9dbd5c3d
MR
1934 cpuflags="-mcpu=7400 -mpowerpc-gfxopt"
1935 ;;
56348891 1936 g5|970|ppc970|powerpc970|power4*)
9dbd5c3d
MR
1937 cpuflags="-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
1938 ;;
56348891 1939 cell)
9dbd5c3d
MR
1940 cpuflags="-mcpu=cell"
1941 enable ldbrx
1942 ;;
7b0b81a1
AL
1943 e500v2)
1944 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
1945 disable altivec
1946 ;;
1947 e500)
1948 cpuflags="-mcpu=8540 -mhard-float"
1949 disable altivec
1950 ;;
9dbd5c3d 1951 esac
343aef9b
MR
1952
1953elif enabled x86; then
1954
9dbd5c3d
MR
1955 case $cpu in
1956 i[345]86|pentium)
1957 cpuflags="-march=$cpu"
1958 disable mmx
1959 ;;
1960 # targets that do NOT support conditional mov (cmov)
1961 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
1962 cpuflags="-march=$cpu"
1963 disable cmov
1964 ;;
1965 # targets that do support conditional mov (cmov)
1966 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2|amdfam10)
1967 cpuflags="-march=$cpu"
1968 enable cmov
1969 enable fast_cmov
1970 ;;
1971 # targets that do support conditional mov but on which it's slow
1972 pentium4|pentium4m|prescott|nocona)
1973 cpuflags="-march=$cpu"
1974 enable cmov
1975 disable fast_cmov
1976 ;;
1977 esac
343aef9b
MR
1978
1979elif enabled sparc; then
1980
9dbd5c3d
MR
1981 case $cpu in
1982 sparc64)
1983 cpuflags="-mcpu=v9"
1984 ;;
1985 esac
343aef9b
MR
1986
1987elif enabled arm; then
1988
34ba23c9
MR
1989 case $cpu in
1990 armv*)
1991 cpuflags="-march=$cpu"
1992 ;;
1993 *)
1994 cpuflags="-mcpu=$cpu"
1995 ;;
1996 esac
343aef9b
MR
1997
1998elif enabled alpha; then
1999
34ba23c9 2000 enabled ccc && cpuflags="-arch $cpu" || cpuflags="-mcpu=$cpu"
343aef9b
MR
2001
2002elif enabled bfin; then
2003
34ba23c9 2004 cpuflags="-mcpu=$cpu"
343aef9b
MR
2005
2006elif enabled mips; then
2007
34ba23c9 2008 cpuflags="-march=$cpu"
343aef9b
MR
2009
2010elif enabled avr32; then
2011
9dbd5c3d
MR
2012 case $cpu in
2013 ap7[02]0[0-2])
2014 subarch="avr32_ap"
2015 cpuflags="-mpart=$cpu"
2016 ;;
2017 ap)
2018 subarch="avr32_ap"
2019 cpuflags="-march=$cpu"
2020 ;;
2021 uc3[ab]*)
2022 subarch="avr32_uc"
2023 cpuflags="-mcpu=$cpu"
2024 ;;
2025 uc)
2026 subarch="avr32_uc"
2027 cpuflags="-march=$cpu"
2028 ;;
2029 esac
df5cdc24 2030
343aef9b
MR
2031fi
2032
df5cdc24
MR
2033add_cflags $cpuflags
2034add_asflags $cpuflags
2035
993f2d0f
MR
2036# compiler sanity check
2037check_exec <<EOF
2038int main(void){ return 0; }
2039EOF
2040if test "$?" != 0; then
2041 echo "$cc is unable to create an executable file."
2042 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2043 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2044 echo "Only do this if you know what cross compiling means."
2045 fi
2046 die "C compiler test failed."
2047fi
2048
38a9c529 2049add_cppflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
e9b9a2f8 2050check_cflags -std=c99
50a334e4 2051check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2052#include <stdlib.h>
2053EOF
50a334e4 2054check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2055#include <stdlib.h>
2056EOF
e9b9a2f8 2057
f0125de9
MR
2058check_host_cflags -std=c99
2059
b24dbcbd 2060case "$arch" in
e939cedd 2061 alpha|ia64|mips|parisc|sparc)
8a3c8627 2062 spic=$shared
b24dbcbd 2063 ;;
e939cedd 2064 x86)
cfdb6148 2065 subarch="x86_32"
e939cedd 2066 check_cc <<EOF && subarch="x86_64"
58b3536d 2067 int test[(int)sizeof(char*) - 7];
cfdb6148 2068EOF
de27f4d9 2069 if test "$subarch" = "x86_64"; then
e939cedd 2070 spic=$shared
de27f4d9 2071 fi
b24dbcbd 2072 ;;
b24dbcbd
RP
2073esac
2074
343aef9b 2075enable $subarch
8a3c8627 2076enabled spic && enable pic
5755bc88 2077check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
b24dbcbd 2078
7483e694 2079# OS specific
4f854758 2080case $target_os in
7483e694 2081 beos|haiku|zeta)
c9d19248 2082 prefix_default="$HOME/config"
7483e694 2083 # 3 gcc releases known for BeOS, each with ugly bugs
5e622c40 2084 gcc_version="$($cc -v 2>&1 | grep version | cut -d ' ' -f3-)"
7483e694
DB
2085 case "$gcc_version" in
2086 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
2087 disable mmx
2088 ;;
2089 *20010315*) echo "BeBits gcc"
0f010b2f 2090 add_cflags -fno-expensive-optimizations
7483e694
DB
2091 ;;
2092 esac
7483e694
DB
2093 SHFLAGS=-nostart
2094 # enable BeOS things
2095 enable audio_beos
2096 # no need for libm, but the inet stuff
2097 # Check for BONE
2098 # XXX: actually should check for NOT net_server
78fe7631 2099 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
2100 network_extralibs="-lbind -lsocket"
2101 else
2102 enable beos_netserver
2103 network_extralibs="-lnet"
2104 fi ;;
2105 sunos)
2106 FFSERVERLDFLAGS=""
9987769a 2107 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2108 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2109 network_extralibs="-lsocket -lnsl"
50a334e4 2110 add_cppflags -D__EXTENSIONS__
8182dc34 2111 nm_opts='-P -g'
7483e694
DB
2112 ;;
2113 netbsd)
07a8eef6
MR
2114 oss_indev_extralibs="-lossaudio"
2115 oss_outdev_extralibs="-lossaudio"
7483e694
DB
2116 ;;
2117 openbsd)
89e053f8 2118 enable malloc_aligned
7c4a001a
MR
2119 # On OpenBSD 4.5. the compiler does not use PIC unless
2120 # explicitly using -fPIC. FFmpeg builds fine without PIC,
2121 # however the generated executable will not do anything
2122 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2123 # Thus explicitly enable PIC here.
cd78208b 2124 enable pic
7483e694 2125 SHFLAGS='-shared'
07a8eef6
MR
2126 oss_indev_extralibs="-lossaudio"
2127 oss_outdev_extralibs="-lossaudio"
7483e694 2128 ;;
90b4f091 2129 freebsd|dragonfly)
89e053f8 2130 enable malloc_aligned
7483e694
DB
2131 ;;
2132 bsd/os)
2133 osextralibs="-lpoll -lgnugetopt"
2134 strip="strip -d"
2135 ;;
2136 darwin)
89e053f8 2137 enable malloc_aligned
0138c54e 2138 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
7483e694
DB
2139 strip="strip -x"
2140 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
2141 SLIBSUF=".dylib"
2142 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2143 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
2144 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2145 objformat="macho"
1b0f6fb8 2146 enabled x86_64 && objformat="macho64"
8dfa86f7 2147 enabled_any pic shared ||
2704bd1a 2148 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2149 ;;
2150 mingw32*)
9d3f4f50 2151 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2152 disable network
2153 else
2154 target_os=mingw32
2155 fi
dcc01c06 2156 LIBTARGET=i386
1fc9fb8a 2157 if enabled x86_64; then
89e053f8 2158 enable malloc_aligned
dcc01c06 2159 LIBTARGET=x64
336cc1b0
MS
2160 elif enabled arm; then
2161 LIBTARGET=arm
dcc01c06 2162 fi
fbd971a4 2163 shlibdir_default="$bindir_default"
7483e694
DB
2164 disable ffserver
2165 SLIBPREF=""
2166 SLIBSUF=".dll"
7483e694
DB
2167 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2168 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
06abe7f5 2169 SLIB_EXTRA_CMD='-lib.exe /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159 2170 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
b9349ff4
MS
2171 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"; \
2172 install -d "$(LIBDIR)"; \
2173 install -m 644 $(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) "$(LIBDIR)/lib$(SLIBNAME:$(SLIBSUF)=.dll.a)"'
7483e694 2174 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
4b51fb1c 2175 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2176 objformat="win32"
bc574408 2177 enable dos_paths
1894e741 2178 check_cflags -fno-common
b1549d61 2179 if ! enabled x86_64; then
f7ad5aa2
RP
2180 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2181 die "ERROR: MinGW runtime version must be >= 3.15."
8beb4178 2182 enabled_any avisynth vfwcap_indev &&
f7ad5aa2 2183 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 13)" ||
8beb4178 2184 die "ERROR: avisynth and vfwcap_indev require w32api version 3.13 or later."; }
626c46ec 2185 fi
7483e694
DB
2186 ;;
2187 cygwin*)
4f854758 2188 target_os=cygwin
fbd971a4 2189 shlibdir_default="$bindir_default"
7483e694
DB
2190 SLIBPREF="cyg"
2191 SLIBSUF=".dll"
2192 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2193 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2194 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 2195 objformat="win32"
bc574408 2196 enable dos_paths
1894e741 2197 check_cflags -fno-common
7483e694 2198 ;;
4f365f37 2199 *-dos|freedos|opendos)
fdf11906 2200 disable ffplay ffserver
4f365f37
MK
2201 disable $INDEV_LIST $OUTDEV_LIST
2202 network_extralibs="-lsocket"
ff1c015d 2203 objformat="coff"
bc574408 2204 enable dos_paths
4f365f37 2205 ;;
7483e694 2206 linux)
7483e694
DB
2207 enable dv1394
2208 ;;
2209 irix*)
4f854758 2210 target_os=irix
7483e694
DB
2211 ranlib="echo ignoring ranlib"
2212 ;;
d22e8442 2213 os/2*)
d22e8442
DY
2214 strip="lxlite"
2215 ln_s="cp -f"
d22e8442 2216 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 2217 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 2218 FFSERVERLDFLAGS=""
287d3b13 2219 LIBSUF="_s.a"
d22e8442
DY
2220 SLIBPREF=""
2221 SLIBSUF=".dll"
2222 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2223 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
2224 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
2225 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2226 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2227 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2228 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2229 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
2230 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
2231 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2232 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 2233 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
bc574408 2234 enable dos_paths
d22e8442 2235 ;;
83993c1c
AM
2236 gnu/kfreebsd)
2237 ;;
34e82167 2238 gnu)
34e82167 2239 ;;
614d8911
MR
2240 none)
2241 ;;
7483e694 2242 *)
4f924f9a 2243 die "Unknown OS '$target_os'."
7483e694
DB
2244 ;;
2245esac
2246
c9d19248
MR
2247set_default $PATHS_LIST
2248
c597172e 2249add_extralibs $osextralibs
de6d9b64 2250
28d8e661
DB
2251# Combine FFLDFLAGS and the LDFLAGS environment variable.
2252LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 2253
320d060a 2254# we need to build at least one lib type
93b3c083 2255if ! enabled_any static shared; then
320d060a
DB
2256 cat <<EOF
2257At least one library type must be built.
2258Specify --enable-static to build the static libraries or --enable-shared to
2259build the shared libraries as well. To only build the shared libraries specify
2260--disable-static in addition to --enable-shared.
2261EOF
2262 exit 1;
2263fi
2264
abc4e572 2265disabled static && LIBNAME=""
2a320695 2266
a2234ceb
RP
2267if enabled_any libfaad libfaadbin ; then
2268 if check_header faad.h; then
295b8c70 2269 check_cc <<EOF
a2234ceb
RP
2270#include <faad.h>
2271#ifndef FAAD2_VERSION
2272ok faad1
2273#endif
db817cf3 2274int main(void) { return 0; }
a2234ceb
RP
2275EOF
2276 test $? = 0 && enable libfaad2
2277 else
ff3dac65 2278 die "FAAD test failed."
a2234ceb
RP
2279 fi
2280fi
2281
2282
2184c6f7 2283die_license_disabled() {
4c27207c 2284 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
2285}
2286
2287die_license_disabled gpl libfaad2
2288die_license_disabled gpl libx264
2289die_license_disabled gpl libxvid
2290die_license_disabled gpl postproc
2291die_license_disabled gpl x11grab
2292
2f7ae63b 2293die_license_disabled nonfree libfaac
b2e3c528 2294
0b175caa
DB
2295die_license_disabled version3 libopencore_amrnb
2296die_license_disabled version3 libopencore_amrwb
2297
9cad0e4e 2298enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 2299
9eeed841 2300check_deps $ARCH_EXT_LIST
0f3cb305 2301
40617a6d 2302disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 2303
e276d9e8
MR
2304enable_pic() {
2305 enable pic
bce7b696
MR
2306 add_cppflags -DPIC
2307 add_cflags -fPIC
2308 add_asflags -fPIC
e276d9e8
MR
2309}
2310
2311enabled pic && enable_pic
bce7b696 2312
b4d96ba2
MR
2313check_cc <<EOF || die "Symbol mangling check failed."
2314int ff_extern;
2315EOF
8182dc34 2316sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
2317extern_prefix=${sym%%ff_extern*}
2318
f65883c8
MR
2319check_cc <<EOF && enable inline_asm
2320void foo(void) { __asm__ volatile ("" ::); }
2321EOF
61d251db 2322
df5e3978
MR
2323_restrict=
2324for restrict_keyword in restrict __restrict__ __restrict; do
2325 check_cc <<EOF && _restrict=$restrict_keyword && break
2326void foo(char * $restrict_keyword p);
2327EOF
2328done
2329
2330check_cc <<EOF && enable attribute_packed
2331struct { int x; } __attribute__((packed)) x;
2332EOF
2333
dffb41b9
MR
2334check_cc <<EOF && enable attribute_may_alias
2335union { int x; } __attribute__((may_alias)) x;
2336EOF
2337
df5e3978
MR
2338check_cc <<EOF || die "endian test failed"
2339unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
2340EOF
48fc536a 2341od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 2342
e939cedd
MR
2343if enabled alpha; then
2344
2345 check_cflags -mieee
2346
2347elif enabled arm; then
e45391bb 2348
50fa82e6
MR
2349 check_cflags -marm
2350
fa0912fe
MR
2351 check_ld <<EOF && enable vfp_args
2352__asm__ (".eabi_attribute 28, 1");
2353int main(void) { return 0; }
2354EOF
2355
2356 # We have to check if pld is a nop and disable it.
2357 check_asm pld '"pld [r0]"'
2358
2359 enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
2360 enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
2361 enabled armv6t2 && check_asm armv6t2 '"movt r0, #0"'
2362 enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
2363 enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
2364 enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
e45391bb 2365
e276d9e8
MR
2366 enabled_all armv6t2 shared !pic && enable_pic
2367
e939cedd
MR
2368elif enabled ia64; then
2369
2370 # HACK: currently fails to build if .bss is > 4MB and shared libs are built
2371 enabled shared && enable_weak hardcoded_tables
2372
fa0912fe 2373elif enabled mips; then
e45391bb 2374
fa0912fe
MR
2375 check_asm loongson '"dmult.g $1, $2, $3"'
2376 enabled mmi && check_asm mmi '"lq $2, 0($2)"'
e45391bb 2377
fa0912fe 2378elif enabled ppc; then
e45391bb 2379
fa0912fe
MR
2380 check_asm dcbzl '"dcbzl 0, 1"'
2381 check_asm ppc4xx '"maclhw r10, r11, r12"'
64de20d1 2382 check_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
2383
2384 # AltiVec flags: The FSF version of GCC differs from the Apple version
2385 if enabled altivec; then
2386 check_cflags -maltivec -mabi=altivec &&
2387 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
2388 check_cflags -faltivec
2389
2390 # check if our compiler supports Motorola AltiVec C API
2391 check_cc <<EOF || disable altivec
2392$inc_altivec_h
2393int main(void) {
2394 vector signed int v1, v2, v3;
2395 v1 = vec_add(v2,v3);
2396 return 0;
2397}
2398EOF
2399
2400 # check if our compiler supports braces for vector declarations
2401 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
2402$inc_altivec_h
2403int main (void) { (vector int) {1}; return 0; }
2404EOF
2405 fi
e45391bb 2406
fa0912fe 2407elif enabled sparc; then
e45391bb 2408
fa0912fe
MR
2409 enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
2410 add_cflags -mcpu=ultrasparc -mtune=ultrasparc
e45391bb 2411
fa0912fe 2412elif enabled x86; then
e45391bb 2413
44965991
PI
2414 # check whether EBP is available on x86
2415 # As 'i' is stored on the stack, this program will crash
2416 # if the base pointer is used to access it because the
2417 # base pointer is cleared in the inline assembly code.
7dfef245 2418 check_exec_crash <<EOF && enable ebp_available
44965991 2419 volatile int i=0;
be449fca 2420 __asm__ volatile (
44965991
PI
2421 "xorl %%ebp, %%ebp"
2422 ::: "%ebp");
2423 return i;
44965991
PI
2424EOF
2425
f494213c 2426 # check whether EBX is available on x86
7cee5421
MR
2427 check_asm ebx_available '""::"b"(0)' &&
2428 check_asm ebx_available '"":::"%ebx"'
8e380710 2429
d3a4b4e0
DB
2430 # check whether more than 10 operands are supported
2431 check_cc <<EOF && enable ten_operands
2432int main(void) {
2433 int x=0;
2434 __asm__ volatile(
2435 ""
2436 :"+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x), "+&rm"(x)
2437 );
2438 return 0;
2439}
2440EOF
2441
d7f0920b 2442 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 2443 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
5fd89ca0 2444 enabled mmx2 && check_asm mmx2 '"pmaxub %mm0, %mm1"'
6bd859d6
MR
2445
2446 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d 2447
d52481b9 2448 YASMFLAGS="-f $objformat -DARCH_$(toupper $subarch)"
304d586d 2449 enabled x86_64 && append YASMFLAGS "-m amd64"
a34ebe60 2450 enabled pic && append YASMFLAGS "-DPIC"
5f36d94d 2451 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
304d586d
LM
2452 case "$objformat" in
2453 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
304d586d 2454 esac
7595a5e4 2455 disabled yasm || { check_yasm "pabsw xmm0, xmm0" && enable yasm; }
e45391bb 2456
669b5583
MR
2457 case "$cpu" in
2458 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
2459 disable fast_clz
2460 ;;
2461 esac
2462
44965991
PI
2463fi
2464
a98bb16d
RP
2465if check_func dlopen; then
2466 ldl=
2467elif check_func dlopen -ldl; then
2468 ldl=-ldl
8bf5d58f
MN
2469fi
2470
75ecf149
DB
2471# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
2472check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
2473
7483e694 2474check_func fork
84882df6 2475check_func getaddrinfo $network_extralibs
7483e694
DB
2476check_func gethrtime
2477check_func getrusage
094c09bb 2478check_func inet_aton $network_extralibs
abfc8d05 2479check_func isatty
4ae40685 2480check_func ${malloc_prefix}memalign && enable memalign
7483e694 2481check_func mkstemp
4ae40685 2482check_func ${malloc_prefix}posix_memalign && enable posix_memalign
0104b608 2483check_func setrlimit
b507ebd1 2484check_func_headers io.h setmode
e4673692 2485check_func_headers lzo/lzo1x.h lzo1x_999_compress
2446d3d6 2486check_func_headers windows.h GetProcessTimes
7c5bfe7a 2487check_func_headers windows.h VirtualAlloc
6ffa87d3 2488
e16e49ac 2489check_header conio.h
a98bb16d 2490check_header dlfcn.h
92c6a099 2491check_header dxva2api.h
a98bb16d 2492check_header malloc.h
bf6ce82d 2493check_header poll.h
b58412f1 2494check_header sys/mman.h
b091aa44 2495check_header sys/resource.h
bf6ce82d 2496check_header sys/select.h
a98bb16d 2497check_header termios.h
272081b0
CEH
2498check_header vdpau/vdpau.h
2499check_header vdpau/vdpau_x11.h
68178ca9 2500check_header X11/extensions/XvMClib.h
a98bb16d 2501
9104cd51
RP
2502check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
2503
89e053f8
MR
2504if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
2505 enabled_any $need_memalign ; then
1f91cdce 2506 die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
a98bb16d 2507fi
e16e49ac 2508
a4fa192c 2509disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
632948bd 2510disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
2511
2512# check for some common methods of building with pthread support
2513# do this before the optional library checks as some of them require pthreads
2514if enabled pthreads; then
9e7fd101
MR
2515 if check_func pthread_create; then
2516 :
2517 elif check_func pthread_create -pthread; then
2518 add_cflags -pthread
afc9aee2 2519 add_extralibs -pthread
9e7fd101
MR
2520 elif check_func pthread_create -pthreads; then
2521 add_cflags -pthreads
afc9aee2 2522 add_extralibs -pthreads
8d94f606
GT
2523 elif check_func pthread_create -lpthreadGC2; then
2524 add_extralibs -lpthreadGC2
9e7fd101
MR
2525 elif ! check_lib pthread.h pthread_create -lpthread; then
2526 die "ERROR: can't find pthreads library"
2527 fi
57bd82d4
MR
2528fi
2529
8eee7025 2530for thread in $THREADS_LIST; do
e5f94c2b 2531 if enabled $thread; then
3ae3b721
RP
2532 test -n "$thread_type" &&
2533 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 2534 thread_type="$thread"
e5f94c2b
RP
2535 fi
2536done
2537
fdf88598 2538check_lib math.h sin -lm
ff418735 2539check_lib va/va.h vaInitialize -lva
fdf88598 2540
645d2652
MR
2541check_mathfunc exp2
2542check_mathfunc exp2f
2543check_mathfunc llrint
2544check_mathfunc log2
2545check_mathfunc log2f
2546check_mathfunc lrint
2547check_mathfunc lrintf
2548check_mathfunc round
2549check_mathfunc roundf
2550check_mathfunc truncf
f32adb22 2551
57bd82d4 2552# these are off by default, so fail if requested and not available
a1b3c5a3 2553enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
e3cc7d6f 2554enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
2513b2b4
DB
2555 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
2556 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
79fda097
DB
2557enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
2558enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
5af41508 2559enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
2bfecf73 2560enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 2561enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
0b175caa
DB
2562enabled libopencore_amrnb && require libopencore_amrnb opencore-amrnb/interf_dec.h Decoder_Interface_init -lopencore-amrnb -lm
2563enabled libopencore_amrwb && require libopencore_amrwb opencore-amrwb/dec_if.h D_IF_init -lopencore-amrwb -lm
3d6fac8c 2564enabled libopenjpeg && require libopenjpeg openjpeg.h opj_version -lopenjpeg
36718e51
DB
2565enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
2566 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 2567enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
c261a5d9 2568enabled libtheora && require libtheora theora/theoraenc.h th_info_init -ltheoraenc -ltheoradec -logg
7483e694 2569enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
e69bb386 2570enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 -lm &&
76d81909
JGG
2571 { check_cpp_condition x264.h "X264_BUILD >= 83" ||
2572 die "ERROR: libx264 version must be >= 0.83."; }
2bfecf73 2573enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 2574enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 2575
0b4a1821
AS
2576# libdc1394 check
2577if enabled libdc1394; then
2578 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
2579 enable libdc1394_2; } ||
2580 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
2581 enable libdc1394_1; } ||
2582 die "ERROR: No version of libdc1394 found "
2583fi
2584
6a1a892f 2585SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 2586if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
5e622c40 2587 sdl_cflags=$("${SDL_CONFIG}" --cflags)
b4f93564 2588 sdl_libs=$("${SDL_CONFIG}" --libs)
aa692d54
MR
2589 check_func_headers SDL.h SDL_Init $sdl_cflags $sdl_libs &&
2590 check_cpp_condition SDL.h "(SDL_MAJOR_VERSION<<16 | SDL_MINOR_VERSION<<8 | SDL_PATCHLEVEL) >= 0x010201" $sdl_cflags &&
2591 enable sdl &&
2592 check_struct SDL.h SDL_VideoInfo current_w $sdl_cflags && enable sdl_video_size
c3f6b472 2593fi
57bd82d4 2594
2270b4b2 2595texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 2596
73b46a95 2597if enabled network; then
96000432 2598 check_type "sys/types.h sys/socket.h" socklen_t
c0018613 2599 check_type netdb.h "struct addrinfo"
b4d68544
MS
2600 check_type netinet/in.h "struct ipv6_mreq"
2601 check_type netinet/in.h "struct sockaddr_in6"
ff6e82a9 2602 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3b2372bf 2603 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
73b46a95
RP
2604 # Prefer arpa/inet.h over winsock2
2605 if check_header arpa/inet.h ; then
2606 check_func closesocket
2607 elif check_header winsock2.h ; then
f4c13872
MS
2608 check_func_headers winsock2.h closesocket -lws2 && \
2609 network_extralibs="-lws2" || \
2610 { check_func_headers winsock2.h closesocket -lws2_32 && \
2611 network_extralibs="-lws2_32"; }
72be9e73 2612 check_type ws2tcpip.h socklen_t
c0018613 2613 check_type ws2tcpip.h "struct addrinfo"
b4d68544
MS
2614 check_type ws2tcpip.h "struct ipv6_mreq"
2615 check_type ws2tcpip.h "struct sockaddr_in6"
33a4dbdd 2616 check_type ws2tcpip.h "struct sockaddr_storage"
3b2372bf 2617 check_struct winsock2.h "struct sockaddr" sa_len
28c9f069
MK
2618 else
2619 disable network
73b46a95
RP
2620 fi
2621fi
2622
06e31011
RP
2623check_header linux/videodev.h
2624check_header linux/videodev2.h
1b6e8b73 2625check_header sys/videoio.h
47f38850 2626
27796dc3 2627check_func_headers "windows.h vfw.h" capCreateCaptureWindow "$vfwcap_indev_extralibs"
c2345207 2628
f8aa696f 2629# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
2630{ check_header dev/bktr/ioctl_meteor.h &&
2631 check_header dev/bktr/ioctl_bt848.h; } ||
2632{ check_header machine/ioctl_meteor.h &&
2633 check_header machine/ioctl_bt848.h; } ||
2634{ check_header dev/video/meteor/ioctl_meteor.h &&
2635 check_header dev/video/bktr/ioctl_bt848.h; } ||
2636check_header dev/ic/bt8xx.h
f8aa696f 2637
c7682de0
RP
2638check_header sys/soundcard.h
2639check_header soundcard.h
deb29777 2640
b6f3d925 2641enabled_any alsa_indev alsa_outdev && check_lib2 alsa/asoundlib.h snd_pcm_htimestamp -lasound
35fd8122 2642
0e57fe17 2643enabled jack_indev && check_lib2 jack/jack.h jack_client_open -ljack
80ff8a16 2644
56a059ac 2645enabled x11grab &&
f58f4ce1
GP
2646check_header X11/Xlib.h &&
2647check_header X11/extensions/XShm.h &&
0a045661 2648check_header X11/extensions/Xfixes.h &&
f58f4ce1 2649check_func XOpenDisplay -lX11 &&
781c1aa6
R
2650check_func XShmCreateImage -lX11 -lXext &&
2651check_func XFixesGetCursorImage -lX11 -lXext -lXfixes
f58f4ce1 2652
598ef02b 2653if ! disabled vdpau && enabled vdpau_vdpau_h; then
deda2a4a
AC
2654check_cpp_condition \
2655 vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
d1ebd4a9
AC
2656 { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
2657 disable vdpau; }
abf649c7 2658fi
deda2a4a 2659
95e561ec 2660enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
57bd82d4
MR
2661
2662# add some useful compiler flags if supported
2663check_cflags -Wdeclaration-after-statement
dcd479c0
MR
2664check_cflags -Wall
2665check_cflags -Wno-switch
c07bd6a9
MN
2666check_cflags -Wdisabled-optimization
2667check_cflags -Wpointer-arith
2668check_cflags -Wredundant-decls
cc1fb623 2669check_cflags -Wno-pointer-sign
f4929996 2670check_cflags -Wcast-qual
9aceb3cf 2671check_cflags -Wwrite-strings
652a5bf6 2672check_cflags -Wtype-limits
764551c6 2673check_cflags -Wundef
5af4e0cc 2674enabled extra_warnings && check_cflags -Winline
cf9d24ad 2675
57bd82d4 2676# add some linker flags
5c0e9479 2677check_ldflags -Wl,--warn-common
8351d2ba
DB
2678check_ldflags -Wl,--as-needed
2679check_ldflags '-Wl,-rpath-link,\$(BUILD_ROOT)/libpostproc -Wl,-rpath-link,\$(BUILD_ROOT)/libswscale -Wl,-rpath-link,\$(BUILD_ROOT)/libavfilter -Wl,-rpath-link,\$(BUILD_ROOT)/libavdevice -Wl,-rpath-link,\$(BUILD_ROOT)/libavformat -Wl,-rpath-link,\$(BUILD_ROOT)/libavcodec -Wl,-rpath-link,\$(BUILD_ROOT)/libavutil'
c2fd6530 2680check_ldflags -Wl,-Bsymbolic
94a3401e 2681
a482e61b
MR
2682echo "X{};" > $TMPV
2683test_ldflags -Wl,--version-script,$TMPV &&
2684 append SHFLAGS '-Wl,--version-script,\$(SUBDIR)lib\$(NAME).ver'
2685
bd2216e4 2686if enabled small; then
14ca9cd0 2687 add_cflags $size_cflags
8400d6b8
DB
2688 optimizations="small"
2689elif enabled optimizations; then
14ca9cd0 2690 add_cflags $speed_cflags
cddf3f45 2691fi
11fdbc44 2692check_cflags -fno-math-errno
b2eb2ff0 2693check_cflags -fno-signed-zeros
cddf3f45 2694
629687f6 2695if enabled icc; then
b1598b58
MR
2696 # Just warnings, no remarks
2697 check_cflags -w1
2698 # -wd: Disable following warnings
2699 # 144, 167, 556: -Wno-pointer-sign
2700 # 10006: ignoring unknown option -fno-signed-zeros
2701 # 10156: ignoring option '-W'; no argument required
2702 check_cflags -wd144,167,556,10006,10156
2703 # 11030: Warning unknown option --as-needed
2704 # 10156: ignoring option '-export'; no argument required
2705 check_ldflags -wd10156,11030
2706 # Allow to compile with optimizations
2707 check_ldflags -march=$cpu
be2cf98a
CEH
2708 # icc 11.0 and 11.1 work with ebp_available, but don't pass the test
2709 enable ebp_available
df442a8d
MR
2710elif enabled ccc; then
2711 # disable some annoying warnings
2712 add_cflags -msg_disable cvtu32to64
2713 add_cflags -msg_disable embedcomment
2714 add_cflags -msg_disable needconstext
2715 add_cflags -msg_disable nomainieee
2716 add_cflags -msg_disable ptrmismatch1
2717 add_cflags -msg_disable unreachcode
973859f5
MR
2718elif enabled gcc; then
2719 check_cflags -fno-tree-vectorize
06da6943
DC
2720elif enabled clang; then
2721 check_cflags -Qunused-arguments
138132be
MR
2722elif enabled armcc; then
2723 # 2523: use of inline assembler is deprecated
2724 add_cflags -Wrvct,--diag_suppress=2523
587d24ff
MR
2725elif enabled tms470; then
2726 add_cflags -pds=824 -pds=837
504a64b9
CEH
2727fi
2728
90be59ef 2729if enabled gprof; then
0f010b2f
DB
2730 add_cflags -p
2731 add_ldflags -p
1db54e20
DB
2732fi
2733
7f3c02fc 2734# Find out if the .align argument is a power of two or not.
9377b6ce 2735check_asm asmalign_pot '".align 3"'
4454dc1b 2736
7483e694
DB
2737enabled_any $DECODER_LIST && enable decoders
2738enabled_any $ENCODER_LIST && enable encoders
5666fd73 2739enabled_any $HWACCEL_LIST && enable hwaccels
7483e694
DB
2740enabled_any $BSF_LIST && enable bsfs
2741enabled_any $DEMUXER_LIST && enable demuxers
2742enabled_any $MUXER_LIST && enable muxers
f7679c54 2743enabled_any $FILTER_LIST && enable filters
63d72fda
DB
2744enabled_any $INDEV_LIST && enable indevs
2745enabled_any $OUTDEV_LIST && enable outdevs
7483e694
DB
2746enabled_any $PROTOCOL_LIST && enable protocols
2747
2748enabled_any $THREADS_LIST && enable threads
2749
2750check_deps $CONFIG_LIST \
b6bb00b0 2751 $CONFIG_EXTRA \
7483e694
DB
2752 $HAVE_LIST \
2753 $DECODER_LIST \
2754 $ENCODER_LIST \
5666fd73 2755 $HWACCEL_LIST \
7483e694
DB
2756 $PARSER_LIST \
2757 $BSF_LIST \
2758 $DEMUXER_LIST \
2759 $MUXER_LIST \
f7679c54 2760 $FILTER_LIST \
7483e694
DB
2761 $INDEV_LIST \
2762 $OUTDEV_LIST \
2763 $PROTOCOL_LIST \
f70f03f6 2764
c8a4ae00
MR
2765enabled asm || disable $ARCH_LIST $ARCH_EXT_LIST
2766
3e89171a 2767echo "install prefix $prefix"
f36958f8
DB
2768echo "source path $source_path"
2769echo "C compiler $cc"
bfd5afd8 2770echo ".align is power-of-two $asmalign_pot"
f36958f8 2771echo "ARCH $arch ($cpu)"
ce8871c2
MR
2772if test "$build_suffix" != ""; then
2773 echo "build suffix $build_suffix"
eb94aca9 2774fi
ac63af34
DB
2775if test "$extra_version" != ""; then
2776 echo "version string suffix $extra_version"
2777fi
0db2ce77 2778echo "big-endian ${bigendian-no}"
e90f5b5a 2779echo "runtime cpu detection ${runtime_cpudetect-no}"
5b6c2cbd 2780if enabled x86; then
af44e8e4 2781 echo "yasm ${yasm-no}"
0db2ce77 2782 echo "MMX enabled ${mmx-no}"
30e98e62 2783 echo "MMX2 enabled ${mmx2-no}"
3bf96eec 2784 echo "3DNow! enabled ${amd3dnow-no}"
a1ef9f08 2785 echo "3DNow! extended enabled ${amd3dnowext-no}"
1bb04d5a 2786 echo "SSE enabled ${sse-no}"
30e98e62 2787 echo "SSSE3 enabled ${ssse3-no}"
0db2ce77
MR
2788 echo "CMOV enabled ${cmov-no}"
2789 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2790 echo "EBX available ${ebx_available-no}"
2791 echo "EBP available ${ebp_available-no}"
d3a4b4e0 2792 echo "10 operands supported ${ten_operands-no}"
e41e8342 2793fi
5b6c2cbd 2794if enabled arm; then
0db2ce77
MR
2795 echo "ARMv5TE enabled ${armv5te-no}"
2796 echo "ARMv6 enabled ${armv6-no}"
ab5cb084 2797 echo "ARMv6T2 enabled ${armv6t2-no}"
f55b299a 2798 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2799 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2800 echo "NEON enabled ${neon-no}"
eba9ae3c 2801fi
5b6c2cbd 2802if enabled mips; then
0db2ce77 2803 echo "MMI enabled ${mmi-no}"
e41e8342 2804fi
5b6c2cbd 2805if enabled ppc; then
0db2ce77 2806 echo "AltiVec enabled ${altivec-no}"
30e98e62 2807 echo "PPC 4xx optimizations ${ppc4xx-no}"
0db2ce77 2808 echo "dcbzl available ${dcbzl-no}"
30e98e62
DB
2809 echo "performance report ${powerpc_perf-no}"
2810fi
2811if enabled sparc; then
2812 echo "VIS enabled ${vis-no}"
e41e8342 2813fi
0db2ce77
MR
2814echo "gprof enabled ${gprof-no}"
2815echo "debug symbols ${debug-no}"
87a0fb62 2816echo "strip symbols ${stripping-no}"
8400d6b8 2817echo "optimizations ${optimizations-no}"
0db2ce77
MR
2818echo "static ${static-no}"
2819echo "shared ${shared-no}"
4a24ab64 2820echo "postprocessing support ${postproc-no}"
f7679c54 2821echo "new filter support ${avfilter-no}"
81124ba0 2822echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2823echo "network support ${network-no}"
0db2ce77
MR
2824echo "threading support ${thread_type-no}"
2825echo "SDL support ${sdl-no}"
0db2ce77
MR
2826echo "Sun medialib support ${mlib-no}"
2827echo "AVISynth enabled ${avisynth-no}"
f7b8bffe 2828echo "libdc1394 support ${libdc1394-no}"
690bfceb 2829echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2830echo "libfaac enabled ${libfaac-no}"
2831echo "libfaad enabled ${libfaad-no}"
7e0871a7 2832echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2833echo "libgsm enabled ${libgsm-no}"
2834echo "libmp3lame enabled ${libmp3lame-no}"
2835echo "libnut enabled ${libnut-no}"
0b175caa
DB
2836echo "libopencore-amrnb support ${libopencore_amrnb-no}"
2837echo "libopencore-amrwb support ${libopencore_amrwb-no}"
9a77d59a 2838echo "libopenjpeg enabled ${libopenjpeg-no}"
f7cd9eed 2839echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2840echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2841echo "libtheora enabled ${libtheora-no}"
2842echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2843echo "libx264 enabled ${libx264-no}"
2844echo "libxvid enabled ${libxvid-no}"
0db2ce77 2845echo "zlib enabled ${zlib-no}"
f402916e 2846echo "bzlib enabled ${bzlib-no}"
2c62e737 2847echo
de6d9b64 2848
5666fd73 2849for type in decoder encoder hwaccel parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2850 echo "Enabled ${type}s:"
f65c9da1 2851 eval list=\$$(toupper $type)_LIST
8138b9db 2852 for part in $list; do
f65c9da1
MR
2853 enabled $part && echo ${part%_*}
2854 done | sort | pr -3 -t
2855 echo
8138b9db
RP
2856done
2857
ba7a7039 2858license="LGPL version 2.1 or later"
ba321adb 2859if enabled nonfree; then
ba7a7039 2860 license="nonfree and unredistributable"
9cad0e4e
DB
2861elif enabled gplv3; then
2862 license="GPL version 3 or later"
2863elif enabled lgplv3; then
2864 license="LGPL version 3 or later"
ba321adb 2865elif enabled gpl; then
ba7a7039 2866 license="GPL version 2 or later"
ba321adb
JK
2867fi
2868
2869echo "License: $license"
ca5323af 2870
cf1392e9
DB
2871echo "Creating config.mak and config.h..."
2872
df642790
MR
2873# build tree in object directory if source path is different from current one
2874if enabled source_path_used; then
2875 DIRS="
2876 doc
2877 libavcodec
2878 libavcodec/$arch
2879 libavdevice
2880 libavfilter
2881 libavformat
2882 libavutil
2883 libavutil/$arch
2884 libpostproc
2885 libswscale
2886 libswscale/$arch
2887 tests
2888 tools
2889 "
2890 FILES="
2891 Makefile
2892 common.mak
2893 subdir.mak
2894 doc/texi2pod.pl
2895 libavcodec/Makefile
2896 libavdevice/Makefile
2897 libavfilter/Makefile
2898 libavformat/Makefile
2899 libavutil/Makefile
2900 libpostproc/Makefile
2901 libswscale/Makefile
2902 "
2903 for dir in $DIRS ; do
2904 mkdir -p $dir
2905 done
2906 for f in $FILES ; do
2907 $ln_s "$source_path/$f" $f
2908 done
2909fi
2910
ad212cc6
MR
2911enabled stripping || strip="echo skipping strip"
2912
173c983b
MR
2913cat > config.mak <<EOF
2914# Automatically generated by configure - do not modify!
2915ifndef FFMPEG_CONFIG_MAK
2916FFMPEG_CONFIG_MAK=1
2917FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION
2918prefix=$prefix
2919LIBDIR=\$(DESTDIR)$libdir
2920SHLIBDIR=\$(DESTDIR)$shlibdir
2921INCDIR=\$(DESTDIR)$incdir
2922BINDIR=\$(DESTDIR)$bindir
2923DATADIR=\$(DESTDIR)$datadir
2924MANDIR=\$(DESTDIR)$mandir
2925SRC_PATH="$source_path"
2926SRC_PATH_BARE=$source_path
2927BUILD_ROOT="$PWD"
2928ARCH=$arch
2929CC=$cc
2930AS=$as
2931LD=$ld
2932DEPCC=$dep_cc
2933YASM=$yasmexe
2934AR=$ar
2935RANLIB=$ranlib
2936LN_S=$ln_s
2937STRIP=$strip
2938CPPFLAGS=$CPPFLAGS
2939CFLAGS=$CFLAGS
2940ASFLAGS=$ASFLAGS
2941CC_O=$CC_O
2942LDFLAGS=$LDFLAGS
2943FFSERVERLDFLAGS=$FFSERVERLDFLAGS
2944SHFLAGS=$SHFLAGS
2945YASMFLAGS=$YASMFLAGS
2946BUILDSUF=$build_suffix
2947FULLNAME=$FULLNAME
2948LIBPREF=$LIBPREF
2949LIBSUF=$LIBSUF
2950LIBNAME=$LIBNAME
2951SLIBPREF=$SLIBPREF
2952SLIBSUF=$SLIBSUF
2953EXESUF=$EXESUF
2954EXTRA_VERSION=$extra_version
2955DEPFLAGS=$DEPFLAGS
2956CCDEP=$CCDEP
2957ASDEP=$ASDEP
2958CC_DEPFLAGS=$CC_DEPFLAGS
2959AS_DEPFLAGS=$AS_DEPFLAGS
2960HOSTCC=$host_cc
2961HOSTCFLAGS=$host_cflags
2962HOSTEXESUF=$HOSTEXESUF
2963HOSTLDFLAGS=$host_ldflags
2964HOSTLIBS=$host_libs
2965TARGET_EXEC=$target_exec
2966TARGET_PATH=$target_path
2967SDL_LIBS=$sdl_libs
2968SDL_CFLAGS=$sdl_cflags
2969LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
2970EXTRALIBS=$extralibs
2971EOF
5a872801 2972
719c8e00
MR
2973get_version(){
2974 name=$1
2975 file=$source_path/$2
147e7692
MR
2976 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2977 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2978 lcname=$(tolower $name)
2979 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2980 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2981}
2982
147e7692
MR
2983get_version LIBSWSCALE libswscale/swscale.h
2984get_version LIBPOSTPROC libpostproc/postprocess.h
2985get_version LIBAVCODEC libavcodec/avcodec.h
2986get_version LIBAVDEVICE libavdevice/avdevice.h
2987get_version LIBAVFORMAT libavformat/avformat.h
2988get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2989get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2990
173c983b
MR
2991enabled shared && cat >> config.mak <<EOF
2992LIBTARGET=${LIBTARGET}
2993SLIBNAME=${SLIBNAME}
2994SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}
2995SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}
2996SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}
2997SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}
2998SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}
2999SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}
3000EOF
523ef551 3001
173c983b
MR
3002enabled asmalign_pot || align_shift="1 <<"
3003
3004cat > $TMPH <<EOF
3005/* Automatically generated by configure - do not modify! */
3006#ifndef FFMPEG_CONFIG_H
3007#define FFMPEG_CONFIG_H
3008#define FFMPEG_CONFIGURATION "$(c_escape $FFMPEG_CONFIGURATION)"
c1736936 3009#define FFMPEG_LICENSE "$(c_escape $license)"
173c983b
MR
3010#define FFMPEG_DATADIR "$(eval c_escape $datadir)"
3011#define CC_TYPE "$cc_type"
3012#define CC_VERSION $cc_version
3013#define restrict $_restrict
3014#define ASMALIGN(ZEROBITS) ".align $align_shift " #ZEROBITS "\\n\\t"
3015#define EXTERN_PREFIX "${extern_prefix}"
3016#define EXTERN_ASM ${extern_prefix}
3017EOF
523ef551 3018
4ae40685
MR
3019test -n "$malloc_prefix" &&
3020 echo "#define MALLOC_PREFIX $malloc_prefix" >>$TMPH
3021
523ef551
DB
3022if enabled small || disabled optimizations; then
3023 echo "#define av_always_inline" >> $TMPH
3024fi
3025
3d907e22
MR
3026print_config ARCH_ $TMPH config.mak $ARCH_LIST
3027print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 3028print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 3029 $CONFIG_EXTRA \
7483e694
DB
3030 $DECODER_LIST \
3031 $ENCODER_LIST \
5666fd73 3032 $HWACCEL_LIST \
7483e694
DB
3033 $PARSER_LIST \
3034 $BSF_LIST \
3035 $DEMUXER_LIST \
3036 $MUXER_LIST \
f7679c54 3037 $FILTER_LIST \
7483e694
DB
3038 $PROTOCOL_LIST \
3039 $INDEV_LIST \
3040 $OUTDEV_LIST \
8ac17293 3041
9c05103f 3042echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
8c6d2da5 3043echo "endif # FFMPEG_CONFIG_MAK" >> config.mak
9c05103f 3044
b7860763 3045# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
c34681df 3046cp_if_changed $TMPH config.h
3d204385 3047
a3e02a8c
MR
3048cat > $TMPH <<EOF
3049/* Generated by ffconf */
3050#ifndef AVUTIL_AVCONFIG_H
3051#define AVUTIL_AVCONFIG_H
3052EOF
3053
3054print_config AV_HAVE_ $TMPH /dev/null $HAVE_LIST_PUB
3055
3056echo "#endif /* AVUTIL_AVCONFIG_H */" >> $TMPH
3057
3058cp_if_changed $TMPH libavutil/avconfig.h
3059
d0674868 3060# build pkg-config files
def4272a 3061
d0674868
DB
3062pkgconfig_generate(){
3063name=$1
b0dfd108 3064shortname=${name#lib}${build_suffix}
d0674868
DB
3065comment=$2
3066version=$3
3067libs=$4
3068requires=$5
25cd5cb3 3069cat <<EOF > $name/$name.pc
3e89171a 3070prefix=$prefix
a94e666c 3071exec_prefix=\${prefix}
f2b7382c 3072libdir=$libdir
7622778e 3073includedir=$incdir
def4272a 3074
d0674868
DB
3075Name: $name
3076Description: $comment
3077Version: $version
8cd6b388 3078Requires: $(enabled shared || echo $requires)
5dcfe9f8 3079Requires.private: $(enabled shared && echo $requires)
def4272a 3080Conflicts:
8cd6b388 3081Libs: -L\${libdir} -l${shortname} $(enabled shared || echo $libs)
12701f6e 3082Libs.private: $(enabled shared && echo $libs)
76a448ed 3083Cflags: -I\${includedir}
def4272a 3084EOF
25cd5cb3 3085cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
3086prefix=
3087exec_prefix=
46d1ff83 3088libdir=\${pcfiledir}
1d44d365 3089includedir=${source_path}
def4272a 3090
d0674868
DB
3091Name: $name
3092Description: $comment
3093Version: $version
3094Requires: $requires
def4272a 3095Conflicts:
12701f6e 3096Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
3097Cflags: -I\${includedir}
3098EOF
d0674868 3099}
def4272a 3100
e426941d 3101pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
46983309
RT
3102pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3103pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "libavcodec = $LIBAVCODEC_VERSION"
3104pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 3105enabled avfilter &&
46983309 3106 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 3107enabled postproc &&
e426941d 3108 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
5add54b4 3109pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"