fix sound essence compression UL
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
f57620d5
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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 "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
505dfb09
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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."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
MR
54 exit 1
55fi
56
74c53c2d
MR
57show_help(){
58 echo "Usage: configure [options]"
59 echo "Options: [defaults in brackets after descriptions]"
60 echo
61 echo "Standard options:"
62 echo " --help print this message"
8c6afa4d
DB
63 echo " --logfile=FILE log tests and output to FILE [config.err]"
64 echo " --disable-logging do not log configure debug information"
3e89171a 65 echo " --prefix=PREFIX install in PREFIX [$prefix]"
d156bede 66 echo " --bindir=DIR install binaries in DIR [PREFIX/bin]"
74c53c2d 67 echo " --libdir=DIR install libs in DIR [PREFIX/lib]"
84c22efd 68 echo " --shlibdir=DIR install shared libs in DIR [PREFIX/lib]"
5341d856 69 echo " --incdir=DIR install includes in DIR [PREFIX/include]"
4ca5ece5 70 echo " --mandir=DIR install man page in DIR [PREFIX/share/man]"
74c53c2d
MR
71 echo " --enable-static build static libraries [default=yes]"
72 echo " --disable-static do not build static libraries [default=no]"
73 echo " --enable-shared build shared libraries [default=no]"
74 echo " --disable-shared do not build shared libraries [default=yes]"
0a622b98
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75 echo " --enable-gpl allow use of GPL code, the resulting libav*"
76 echo " and ffmpeg will be under GPL [default=no]"
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DB
77 echo " --enable-nonfree allow use of nonfree code, the resulting libav*"
78 echo " and ffmpeg will be unredistributable [default=no]"
4a24ab64 79 echo " --enable-postproc enable GPLed postprocessing support [default=no]"
13ca50f3 80 echo " --enable-swscale software scaler support [default=no]"
f7679c54
VS
81 echo " --enable-avfilter video filter support (replaces vhook) [default=no]"
82 echo " --enable-avfilter-lavf video filters dependant on avformat [default=no]"
e5f94c2b 83 echo " --enable-beosthreads use BeOS threads [default=no]"
d22e8442 84 echo " --enable-os2threads use OS/2 threads [default=no]"
74c53c2d 85 echo " --enable-pthreads use pthreads [default=no]"
eb113804 86 echo " --enable-w32threads use Win32 threads [default=no]"
56a059ac 87 echo " --enable-x11grab enable X11 grabbing [default=no]"
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88 echo
89 echo "External library support:"
5ce265a1 90 echo " --enable-mlib use Sun medialib [default=no]"
8ac17293 91 echo " --enable-avisynth allow reading AVISynth script files [default=no]"
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DB
92 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
93 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe
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94 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
95 echo " and libraw1394 [default=no]"
690bfceb 96 echo " --enable-libdirac enable Dirac support via libdirac [default=no]"
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97 echo " --enable-libfaac enable FAAC support via libfaac [default=no]"
98 echo " --enable-libfaad enable FAAD support via libfaad [default=no]"
06f32b26 99 echo " --enable-libfaadbin open libfaad.so.0 at runtime [default=no]"
dc922953 100 echo " --enable-libgsm enable GSM support via libgsm [default=no]"
e2745046 101 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [default=no]"
31235134
DB
102 echo " --enable-libnut enable NUT (de)muxing via libnut,"
103 echo " native demuxer exists [default=no]"
f7cd9eed 104 echo " --enable-libschroedinger enable Dirac support via libschroedinger [default=no]"
ae14f311 105 echo " --enable-libspeex enable Speex decoding via libspeex [default=no]"
71757822 106 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
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DB
107 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
108 echo " native implementation exists [default=no]"
1cc60c47
DB
109 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
110 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 111 echo " native MPEG-4/Xvid encoder exists [default=no]"
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112 echo ""
113 echo "Advanced options (experts only):"
114 echo " --source-path=PATH path to source code [$source_path]"
115 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 116 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 117 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 118 echo " --cc=CC use C compiler CC [$cc]"
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119 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
120 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
121 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 122 echo " --extra-version=STRING version string suffix []"
74c53c2d 123 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 124 echo " --arch=ARCH select architecture [$arch]"
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DB
125 echo " --cpu=CPU selects the minimum cpu required (affects"
126 echo " instruction selection, may crash on older CPUs)"
2b4c3615 127 echo " --enable-powerpc-perf enable performance report on PPC"
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128 echo " (requires enabling PMC)"
129 echo " --disable-mmx disable MMX usage"
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130 echo " --disable-mmx2 disable MMX2 usage"
131 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 132 echo " --disable-armv5te disable armv5te usage"
edab3048 133 echo " --disable-armv6 disable armv6 usage"
f55b299a 134 echo " --disable-armvfp disable ARM VFP usage"
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135 echo " --disable-iwmmxt disable iwmmxt usage"
136 echo " --disable-altivec disable AltiVec usage"
74c53c2d 137 echo " --disable-network disable network support [default=no]"
0c7bb0e5 138 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 139 echo " --disable-zlib disable zlib [default=no]"
f402916e 140 echo " --disable-bzlib disable bzlib [default=no]"
74c53c2d 141 echo " --disable-vhook disable video hooking support"
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142 echo " --disable-mpegaudio-hp faster (but less accurate)"
143 echo " MPEG audio decoding [default=no]"
cde9e780 144 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 145 echo " --disable-ffmpeg disable ffmpeg build"
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146 echo " --disable-ffserver disable ffserver build"
147 echo " --disable-ffplay disable ffplay build"
148 echo " --enable-small optimize for size instead of speed"
3abe5fbd 149 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 150 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
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151 echo " --disable-encoder=NAME disables encoder NAME"
152 echo " --enable-encoder=NAME enables encoder NAME"
153 echo " --disable-decoder=NAME disables decoder NAME"
154 echo " --enable-decoder=NAME enables decoder NAME"
155 echo " --disable-encoders disables all encoders"
156 echo " --disable-decoders disables all decoders"
ff70e601
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157 echo " --disable-muxer=NAME disables muxer NAME"
158 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 159 echo " --disable-muxers disables all muxers"
ff70e601
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160 echo " --disable-demuxer=NAME disables demuxer NAME"
161 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 162 echo " --disable-demuxers disables all demuxers"
af9e7d18
MR
163 echo " --enable-parser=NAME enables parser NAME"
164 echo " --disable-parser=NAME disables parser NAME"
165 echo " --disable-parsers disables all parsers"
cd61e407
JM
166 echo " --enable-bsf=NAME enables bitstream filter NAME"
167 echo " --disable-bsf=NAME disables bitstream filter NAME"
168 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
169 echo " --enable-protocol=NAME enables protocol NAME"
170 echo " --disable-protocol=NAME disables protocol NAME"
171 echo " --disable-protocols disables all protocols"
10d46dd0 172 echo " --disable-devices disables all devices"
1865259f
SS
173 echo " --enable-filter=NAME enables filter NAME"
174 echo " --disable-filter=NAME disables filter NAME"
175 echo " --disable-filters disables all filters"
794f8e97
PI
176 echo " --list-decoders show all available decoders"
177 echo " --list-encoders show all available encoders"
178 echo " --list-muxers show all available muxers"
179 echo " --list-demuxers show all available demuxers"
180 echo " --list-parsers show all available parsers"
181 echo " --list-protocols show all available protocols"
182 echo " --list-bsfs show all available bitstream filters"
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DB
183 echo " --list-indevs show all available input devices"
184 echo " --list-outdevs show all available output devices"
1865259f 185 echo " --list-filters show all available filters"
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186 echo
187 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 188 echo " --disable-debug disable debugging symbols"
b7d49373 189 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 190 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 191 echo " --disable-optimizations disable compiler optimizations"
0a622b98 192 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 193 echo " --disable-stripping disable stripping of executables and shared libraries"
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MR
194 echo ""
195 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 196 exit 0
74c53c2d 197}
cf9d24ad 198
57bd82d4 199log(){
2270b4b2 200 echo "$@" >> $logfile
57bd82d4
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201}
202
720c69da 203log_file(){
c8e9f801 204 log BEGIN $1
2270b4b2 205 pr -n -t $1 >> $logfile
c8e9f801
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206 log END $1
207}
208
2ba042a7 209echolog(){
c8e9f801 210 log "$@"
57bd82d4 211 echo "$@"
2ba042a7
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212}
213
214die(){
215 echolog "$@"
216 cat <<EOF
217If you think configure made a mistake, make sure you are using the latest
218version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 219ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 220EOF
e155a21a 221 if disabled logging; then
2ba042a7 222 cat <<EOF
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DB
223Rerun configure with logging enabled (do not use --disable-logging), and
224include the log this produces with your report.
2ba042a7
MR
225EOF
226 else
227cat <<EOF
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DB
228Include the log file "$logfile" produced by configure as this will help
229solving the problem.
2ba042a7
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230EOF
231 fi
cea0ac52 232 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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233 exit 1
234}
235
6c6007d6 236# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 237toupper(){
6c6007d6 238 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
239}
240
4a5444db 241tolower(){
6c6007d6 242 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
243}
244
a8d04fba
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245set_all(){
246 value=$1
247 shift
248 for var in $*; do
249 eval $var=$value
250 done
251}
252
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253set_weak(){
254 value=$1
255 shift
256 for var; do
257 eval : \${$var:=$value}
258 done
259}
260
799c9e9b
MR
261pushvar(){
262 for var in $*; do
263 eval level=\${${var}_level:=0}
264 eval ${var}_${level}="\$$var"
265 eval ${var}_level=$(($level+1))
266 done
267}
268
269popvar(){
270 for var in $*; do
271 eval level=\${${var}_level:-0}
272 test $level = 0 && continue
273 eval level=$(($level-1))
274 eval $var="\${${var}_${level}}"
275 eval ${var}_level=$level
276 eval unset ${var}_${level}
277 done
278}
279
a8d04fba
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280enable(){
281 set_all yes $*
282}
283
284disable(){
285 set_all no $*
286}
287
72a43668
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288enable_weak(){
289 set_weak yes $*
290}
291
292disable_weak(){
293 set_weak no $*
294}
295
f9d328da
MR
296do_enable_deep(){
297 for var; do
298 enabled $var && continue
299 eval sel="\$${var}_select"
c510c7b5
MR
300 eval sgs="\$${var}_suggest"
301 pushvar var sgs
f9d328da 302 enable_deep $sel
c510c7b5
MR
303 popvar sgs
304 enable_deep_weak $sgs
f9d328da
MR
305 popvar var
306 done
307}
308
309enable_deep(){
310 do_enable_deep $*
311 enable $*
312}
313
72a43668
MR
314enable_deep_weak(){
315 do_enable_deep $*
316 enable_weak $*
317}
318
57bd82d4 319enabled(){
3250003c
MR
320 test "${1#!}" = "$1" && op== || op=!=
321 eval test "x\$${1#!}" $op "xyes"
44161118
MR
322}
323
37970ebf 324disabled(){
3250003c
MR
325 test "${1#!}" = "$1" && op== || op=!=
326 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
327}
328
44161118
MR
329enabled_all(){
330 for opt; do
331 enabled $opt || return 1
332 done
333}
334
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DB
335disabled_all(){
336 for opt; do
337 disabled $opt || return 1
338 done
339}
340
44161118
MR
341enabled_any(){
342 for opt; do
343 enabled $opt && return 0
344 done
345}
346
85bca2c5
DB
347disabled_any(){
348 for opt; do
349 disabled $opt && return 0
350 done
f7b230a7 351 return 1
85bca2c5
DB
352}
353
c9d19248
MR
354set_default(){
355 for opt; do
356 eval test -z "\$$opt" && eval $opt=\$${opt}_default
357 done
358}
359
4a0d6686
AJ
360is_in(){
361 value=$1
362 shift
363 for var in $*; do
364 [ $var = $value ] && return 0
365 done
366 return 1
367}
368
30fd06be
MR
369check_deps(){
370 for cfg; do
3250003c 371 cfg="${cfg#!}"
799c9e9b
MR
372 enabled ${cfg}_checking && die "Circular dependency for $cfg."
373 disabled ${cfg}_checking && continue
374 enable ${cfg}_checking
375
30fd06be
MR
376 eval dep_all="\$${cfg}_deps"
377 eval dep_any="\$${cfg}_deps_any"
7ef3425f 378 eval dep_sel="\$${cfg}_select"
c510c7b5 379 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 380
c510c7b5
MR
381 pushvar cfg dep_all dep_any dep_sel dep_sgs
382 check_deps $dep_all $dep_any $dep_sel $dep_sgs
383 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 384
6a702d4c
MR
385 enabled_all $dep_all || disable $cfg
386 enabled_any $dep_any || disable $cfg
7ef3425f 387 disabled_any $dep_sel && disable $cfg
799c9e9b 388
4ec45764
RP
389 if enabled $cfg; then
390 eval dep_extralibs="\$${cfg}_extralibs"
391 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 392 enable_deep $dep_sel
c510c7b5 393 enable_deep_weak $dep_sgs
4ec45764
RP
394 fi
395
799c9e9b 396 disable ${cfg}_checking
30fd06be
MR
397 done
398}
399
44161118
MR
400print_config(){
401 pfx=$1
402 header=$2
403 makefile=$3
404 shift 3
405 for cfg; do
3d907e22 406 ucname="`toupper $cfg`"
44161118 407 if enabled $cfg; then
3d907e22
MR
408 echo "#define ${pfx}${ucname} 1" >> $header
409 echo "#define ENABLE_${ucname} 1" >> $header
410 echo "${pfx}${ucname}=yes" >> $makefile
411 else
412 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
413 fi
414 done
57bd82d4
MR
415}
416
417flags_saved(){
2270b4b2 418 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
419}
420
dcd479c0 421save_flags(){
57bd82d4 422 flags_saved && return
dcd479c0
MR
423 SAVE_CFLAGS="$CFLAGS"
424 SAVE_LDFLAGS="$LDFLAGS"
425 SAVE_extralibs="$extralibs"
426}
427
428restore_flags(){
f5d28d10 429 flags_saved || return
dcd479c0
MR
430 CFLAGS="$SAVE_CFLAGS"
431 LDFLAGS="$SAVE_LDFLAGS"
432 extralibs="$SAVE_extralibs"
433 unset SAVE_CFLAGS
434 unset SAVE_LDFLAGS
435 unset SAVE_extralibs
436}
437
438temp_cflags(){
439 save_flags
440 CFLAGS="$CFLAGS $*"
441}
442
443temp_ldflags(){
444 save_flags
445 LDFLAGS="$LDFLAGS $*"
446}
447
448temp_extralibs(){
449 save_flags
450 extralibs="$extralibs $*"
451}
452
57bd82d4
MR
453append(){
454 var=$1
455 shift
456 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
457 eval "$var=\"\$$var $*\""
458}
459
460add_cflags(){
461 append CFLAGS "$@"
462}
463
464add_ldflags(){
465 append LDFLAGS "$@"
466}
467
468add_extralibs(){
469 append extralibs "$@"
470}
471
b0cfb663 472check_cmd(){
b3cb5d51 473 log "$@"
2270b4b2 474 "$@" >> $logfile 2>&1
b0cfb663
MR
475}
476
dcd479c0 477check_cc(){
57bd82d4 478 log check_cc "$@"
2270b4b2 479 cat > $TMPC
720c69da 480 log_file $TMPC
b0cfb663 481 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
482}
483
484check_cpp(){
485 log check_cpp "$@"
2270b4b2 486 cat > $TMPC
720c69da 487 log_file $TMPC
b0cfb663 488 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
489}
490
940f335a
MR
491check_asm(){
492 log check_asm "$@"
493 name="$1"
494 asm="$2"
495 shift 2
496 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 497int foo(void){ __asm__ volatile($asm); }
940f335a
MR
498EOF
499}
500
304d586d
LM
501check_yasm(){
502 log check_yasm "$@"
503 echo "$1" > $TMPS
504 log_file $TMPS
505 shift 1
506 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
507}
508
dcd479c0 509check_ld(){
57bd82d4 510 log check_ld "$@"
0607887f 511 check_cc || return
3155a644
MR
512 flags=''
513 libs=''
514 for f; do
515 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
516 done
517 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
518}
519
520check_cflags(){
57bd82d4
MR
521 log check_cflags "$@"
522 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
523int x;
524EOF
525}
526
527check_ldflags(){
57bd82d4
MR
528 log check_ldflags "$@"
529 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 530int main(void){ return 0; }
dcd479c0
MR
531EOF
532}
533
534check_header(){
57bd82d4 535 log check_header "$@"
dcd479c0
MR
536 header=$1
537 shift
d8bc5f06
MR
538 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
539 disable $var
540 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
541#include <$header>
542int x;
543EOF
544}
545
546check_func(){
57bd82d4 547 log check_func "$@"
dcd479c0
MR
548 func=$1
549 shift
d8bc5f06
MR
550 disable $func
551 check_ld "$@" <<EOF && enable $func
dcd479c0 552extern int $func();
c23a0ac8 553int main(void){ $func(); }
dcd479c0
MR
554EOF
555}
556
2446d3d6
DB
557check_func_headers(){
558 log check_func_headers "$@"
f8d7b072
MR
559 headers=$1
560 func=$2
561 shift 2
562 disable $func
563 incs=""
564 for hdr in $headers; do
565 incs="$incs
566#include <$hdr>"
567 done
568 check_ld "$@" <<EOF && enable $func
569$incs
d6773f56 570int main(int argc, char **argv){
f8d7b072
MR
571 (void) $func;
572 return 0;
573}
574EOF
575}
576
a5344cf7
SS
577check_cpp_condition(){
578 log check_cpp_condition "$@"
579 header=$1
580 condition=$2
581 check_cpp <<EOF
582#include <$header>
583#if !($condition)
584#error "unsatisfied condition: $condition"
585#endif
586EOF
587}
588
57bd82d4
MR
589check_lib(){
590 log check_lib "$@"
591 header="$1"
592 func="$2"
593 shift 2
fcfcde17
MR
594 temp_extralibs "$@"
595 check_header $header && check_func $func && add_extralibs "$@"
596 err=$?
597 restore_flags
598 return $err
57bd82d4
MR
599}
600
f8d7b072
MR
601check_lib2(){
602 log check_lib2 "$@"
603 headers="$1"
604 func="$2"
605 shift 2
606 temp_extralibs "$@"
2446d3d6 607 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
608 err=$?
609 restore_flags
610 return $err
611}
612
dcd479c0 613check_exec(){
2270b4b2 614 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
615}
616
7dfef245
MR
617check_exec_crash(){
618 code=`cat`
619
620 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
621 # are safe but may not be available everywhere. Thus we use
622 # raise(SIGTERM) instead. The check is run in a subshell so we
623 # can redirect the "Terminated" message from the shell. SIGBUS
624 # is not defined by standard C so it is used conditionally.
625
2270b4b2 626 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
627#include <signal.h>
628static void sighandler(int sig){
629 raise(SIGTERM);
630}
e5af4a11 631int main(void){
7dfef245
MR
632 signal(SIGILL, sighandler);
633 signal(SIGFPE, sighandler);
634 signal(SIGSEGV, sighandler);
635#ifdef SIGBUS
636 signal(SIGBUS, sighandler);
637#endif
638 { $code }
639}
640EOF
641}
642
72be9e73
DY
643check_type(){
644 log check_type "$@"
645 headers=$1
646 type=$2
647 shift 2
648 disable $type
649 incs=""
650 for hdr in $headers; do
651 incs="$incs
652#include <$hdr>"
653 done
654 check_cc "$@" <<EOF && enable $type
655$incs
656$type v;
657EOF
658}
659
57bd82d4
MR
660require(){
661 name="$1"
662 header="$2"
663 func="$3"
664 shift 3
665 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
666}
667
f8d7b072
MR
668require2(){
669 name="$1"
670 headers="$2"
671 func="$3"
672 shift 3
673 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
674}
675
eea50282
MR
676check_foo_config(){
677 cfg=$1
678 pkg=$2
679 header=$3
680 func=$4
681 shift 4
682 disable $cfg
683 check_cmd ${pkg}-config --version
684 err=$?
685 if test "$err" = 0; then
686 temp_cflags `${pkg}-config --cflags`
687 temp_extralibs `${pkg}-config --libs`
688 check_lib "$@" $header $func && enable $cfg
689 fi
690 return $err
691}
692
c505dd31
MR
693apply(){
694 file=$1
695 shift
696 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
697}
698
dcd61286
DB
699# CONFIG_LIST contains configurable options, while HAVE_LIST is for
700# system-dependent things.
701
4a0d6686
AJ
702COMPONENT_LIST="
703 bsfs
704 decoders
705 demuxers
706 encoders
3cde40aa 707 filters
c552605c 708 indevs
4a0d6686 709 muxers
c552605c 710 outdevs
4a0d6686
AJ
711 parsers
712 protocols
713"
714
715CONFIG_LIST="
716 $COMPONENT_LIST
f7679c54
VS
717 avfilter
718 avfilter_lavf
c88f5d72
MR
719 avisynth
720 beos_netserver
f402916e 721 bzlib
c88f5d72
MR
722 ffmpeg
723 ffplay
724 ffserver
1848f7d9 725 fft
4f034993 726 golomb
c88f5d72 727 gpl
ecfc4f44 728 gprof
d8d0d0b2 729 gray
3abe5fbd 730 hardcoded_tables
c88f5d72 731 ipv6
f5a756ef
DB
732 libamr_nb
733 libamr_wb
f7b8bffe 734 libdc1394
690bfceb 735 libdirac
2eed5a46
DB
736 libfaac
737 libfaad
738 libfaadbin
c88f5d72 739 libgsm
6ebe07fb 740 libmp3lame
c88f5d72 741 libnut
f7cd9eed 742 libschroedinger
ae14f311 743 libspeex
150d2772 744 libtheora
c88f5d72 745 libvorbis
1cc60c47
DB
746 libx264
747 libxvid
47a158cb 748 mdct
c88f5d72 749 memalign_hack
a8150374 750 mlib
c88f5d72
MR
751 mpegaudio_hp
752 network
3fe142e2 753 nonfree
4a24ab64 754 postproc
2b4c3615 755 powerpc_perf
bd2216e4 756 small
13ca50f3 757 swscale
c88f5d72 758 vhook
56a059ac 759 x11grab
c88f5d72 760 zlib
4a0d6686 761"
c88f5d72 762
8eee7025
DB
763THREADS_LIST='
764 beosthreads
d22e8442 765 os2threads
8eee7025
DB
766 pthreads
767 w32threads
768'
769
3f5b56e5
MR
770ARCH_LIST='
771 alpha
772 armv4l
773 bfin
774 ia64
775 m68k
776 mips
777 parisc
778 powerpc
779 s390
780 sh4
781 sparc
782 sparc64
783 x86
784 x86_32
785 x86_64
786'
787
788ARCH_EXT_LIST='
1ac9331a 789 altivec
1ac9331a 790 armv5te
edab3048 791 armv6
f55b299a 792 armvfp
3f5b56e5
MR
793 iwmmxt
794 mmi
795 mmx
d7f0920b 796 mmx2
6b18d278 797 neon
9eeed841 798 ssse3
bd9d34a0 799 vis
3f5b56e5
MR
800'
801
802HAVE_LIST="
803 $ARCH_EXT_LIST
804 $THREADS_LIST
805 altivec_h
c9fdab0d 806 arpa_inet_h
6bd859d6 807 bswap
ecf97f22 808 closesocket
1ac9331a 809 cmov
e16e49ac 810 conio_h
c88f5d72 811 dcbzl
f8aa696f
DB
812 dev_bktr_ioctl_bt848_h
813 dev_bktr_ioctl_meteor_h
814 dev_ic_bt8xx_h
815 dev_video_meteor_ioctl_meteor_h
816 dev_video_bktr_ioctl_bt848_h
18b67ae5 817 dlfcn_h
c88f5d72 818 dlopen
bc574408 819 dos_paths
245626d0
DB
820 ebp_available
821 ebx_available
c2a29455 822 fast_64bit
7073e9fc 823 fast_cmov
7b829d2a 824 fast_unaligned
9d99cc5a 825 fork
c88f5d72 826 freetype2
da9e86f8 827 gethrtime
4e68cb8a 828 GetProcessTimes
66be5b45 829 getrusage
c88f5d72 830 imlib2
2e1913b1 831 inet_aton
61d251db 832 inline_asm
0b4a1821
AS
833 libdc1394_1
834 libdc1394_2
a33cab3a
MK
835 llrint
836 lrint
c88f5d72 837 lrintf
f8aa696f
DB
838 machine_ioctl_bt848_h
839 machine_ioctl_meteor_h
c88f5d72
MR
840 malloc_h
841 memalign
6ffa87d3 842 mkstemp
b4e806b2 843 pld
9cafbd6c 844 ppc64
a33cab3a
MK
845 round
846 roundf
c88f5d72
MR
847 sdl
848 sdl_video_size
72be9e73 849 socklen_t
deb29777 850 soundcard_h
f8cda19e 851 poll_h
b58412f1 852 sys_mman_h
b091aa44 853 sys_resource_h
81644c2e 854 sys_select_h
deb29777 855 sys_soundcard_h
1b6e8b73 856 sys_videoio_h
e16e49ac 857 termios_h
b265431e 858 threads
6ff3f3e7 859 winsock2_h
304d586d 860 yasm
0cb78cef 861"
44161118 862
b6bb00b0
MR
863# options emitted with CONFIG_ prefix but not available on command line
864CONFIG_EXTRA="
865 fft_mmx
866"
867
520cc7f1 868CMDLINE_SELECT="
3f5b56e5 869 $ARCH_EXT_LIST
520cc7f1 870 $CONFIG_LIST
8eee7025 871 $THREADS_LIST
db6107b6 872 cross_compile
520cc7f1
MR
873 debug
874 extra_warnings
8c6afa4d 875 logging
d2bbb2f7 876 optimizations
520cc7f1
MR
877 shared
878 static
87a0fb62 879 stripping
520cc7f1 880"
426be5dc
DB
881
882PATHS_LIST='
d156bede 883 bindir
26759c44
MR
884 incdir
885 libdir
26759c44
MR
886 mandir
887 prefix
888 shlibdir
426be5dc
DB
889'
890
891CMDLINE_SET="
892 $PATHS_LIST
893 arch
894 build_suffix
895 cc
896 cpu
897 cross_prefix
ac63af34 898 extra_version
426be5dc 899 logfile
26759c44
MR
900 source_path
901 target_os
426be5dc 902"
520cc7f1 903
912f3148
DB
904# code dependency declarations
905
9eeed841
MR
906# architecture extensions
907altivec_deps="powerpc"
908armv5te_deps="armv4l"
909armv6_deps="armv4l"
f55b299a 910armvfp_deps="armv4l"
9eeed841 911iwmmxt_deps="armv4l"
e241ba14 912mmi_deps="mips"
9eeed841 913mmx_deps="x86"
fbef871d 914mmx2_deps="x86 mmx"
6b18d278 915neon_deps="armv4l"
9eeed841 916ssse3_deps="x86"
bd9d34a0 917vis_deps="sparc"
9eeed841 918
b6bb00b0
MR
919# common features
920fft_suggest="fft_mmx"
921fft_mmx_deps="mmx yasm"
922
912f3148 923# decoders / encoders
47a158cb 924aac_decoder_select="fft mdct"
d8d12c15 925ac3_decoder_deps="gpl"
47a158cb
MR
926ac3_decoder_select="fft mdct"
927atrac3_decoder_select="fft mdct"
4f034993 928cavs_decoder_select="golomb"
47a158cb 929cook_decoder_select="fft mdct"
2eef7c62 930cscd_decoder_suggest="zlib"
47a158cb 931dca_decoder_select="fft mdct"
2eef7c62 932dxa_decoder_select="zlib"
406ab5cc 933eac3_decoder_deps="gpl"
47a158cb 934eac3_decoder_select="fft mdct"
4f034993
MR
935ffv1_decoder_select="golomb"
936flac_decoder_select="golomb"
937flac_encoder_select="golomb"
2eef7c62
AJ
938flashsv_decoder_select="zlib"
939flashsv_encoder_select="zlib"
4f034993 940h264_decoder_select="golomb"
47a158cb 941imc_decoder_select="fft mdct"
4f034993
MR
942jpegls_decoder_select="golomb"
943jpegls_encoder_select="golomb"
944loco_decoder_select="golomb"
30fd06be 945mpeg_xvmc_decoder_deps="xvmc"
47a158cb
MR
946nellymoser_decoder_select="fft mdct"
947nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
948png_decoder_select="zlib"
949png_encoder_select="zlib"
47a158cb 950qdm2_decoder_select="fft mdct"
4f034993
MR
951shorten_decoder_select="golomb"
952sonic_decoder_select="golomb"
953sonic_encoder_select="golomb"
954sonic_ls_encoder_select="golomb"
955svq3_decoder_select="golomb"
2eef7c62
AJ
956tiff_decoder_suggest="zlib"
957tiff_encoder_suggest="zlib"
958tscc_decoder_select="zlib"
47a158cb
MR
959vorbis_decoder_select="fft mdct"
960vorbis_encoder_select="fft mdct"
961wmav1_decoder_select="fft mdct"
962wmav1_encoder_select="fft mdct"
963wmav2_decoder_select="fft mdct"
964wmav2_encoder_select="fft mdct"
2eef7c62
AJ
965zlib_decoder_select="zlib"
966zlib_encoder_select="zlib"
967zmbv_decoder_select="zlib"
968zmbv_encoder_select="zlib"
30fd06be 969
912f3148 970# external libraries
f5a756ef
DB
971libamr_nb_decoder_deps="libamr_nb"
972libamr_nb_encoder_deps="libamr_nb"
973libamr_wb_decoder_deps="libamr_wb"
974libamr_wb_encoder_deps="libamr_wb"
1b71f045 975libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 976libdirac_encoder_deps="libdirac"
c9171a83 977libfaac_encoder_deps="libfaac"
69ddbd1d 978libfaad_decoder_deps="libfaad"
4ec45764 979libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
980libgsm_decoder_deps="libgsm"
981libgsm_encoder_deps="libgsm"
8ffed8d8
MR
982libgsm_ms_decoder_deps="libgsm"
983libgsm_ms_encoder_deps="libgsm"
1cc60c47 984libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
985libschroedinger_decoder_deps="libschroedinger"
986libschroedinger_encoder_deps="libschroedinger"
ae14f311 987libspeex_decoder_deps="libspeex"
150d2772 988libtheora_encoder_deps="libtheora"
b0caf888 989libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
990libx264_encoder_deps="libx264"
991libxvid_encoder_deps="libxvid"
13566c31 992mpeg4aac_decoder_deps="libfaad"
30fd06be 993
912f3148 994# demuxers / muxers
03a76ba9 995ac3_demuxer_deps="ac3_parser"
50383e88 996audio_beos_demuxer_deps="audio_beos"
4ec45764 997audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 998audio_beos_muxer_deps="audio_beos"
4ec45764 999audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1000avisynth_demuxer_deps="avisynth"
73483024 1001bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1002dirac_demuxer_deps="dirac_parser"
fe9bb347 1003dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1004libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1005libnut_demuxer_deps="libnut"
1006libnut_muxer_deps="libnut"
2eef7c62
AJ
1007matroska_demuxer_suggest="zlib bzlib"
1008mov_demuxer_suggest="zlib"
4bd8e17c 1009mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1010oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1011oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1012redir_demuxer_deps="network"
8eb793c4 1013rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1014rtsp_demuxer_deps="sdp_demuxer"
1015sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1016v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1017v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1018vfwcap_demuxer_deps="capCreateCaptureWindow"
1019vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1020x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1021x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1022
912f3148 1023# protocols
c08fb000
AB
1024http_protocol_deps="network"
1025rtp_protocol_deps="udp_protocol"
1026tcp_protocol_deps="network"
1027udp_protocol_deps="network"
1028
f7679c54 1029# filters
81124ba0 1030movie_filter_deps="avfilter_lavf"
f7679c54 1031
912f3148 1032# programs
fa859b4d 1033ffplay_deps="sdl"
6ad42348 1034ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1035ffserver_extralibs='$ldl'
1036vhook_extralibs='$ldl'
a2830dca 1037
912f3148 1038
de6d9b64 1039# default parameters
8a608357 1040
2ba042a7 1041logfile="config.err"
8a608357
MR
1042
1043# installation paths
c9d19248
MR
1044prefix_default="/usr/local"
1045bindir_default='${prefix}/bin'
1046incdir_default='${prefix}/include'
1047libdir_default='${prefix}/lib'
1048mandir_default='${prefix}/share/man'
1049shlibdir_default="$libdir_default"
8a608357
MR
1050
1051# toolchain
13c7df3d 1052cc_default="gcc"
304d586d 1053yasmexe="yasm"
de6d9b64 1054ar="ar"
503d5b58 1055nm="nm"
be7109c1 1056ranlib="ranlib"
0f3cb305 1057strip="strip"
8a608357 1058asmalign_pot="unknown"
20369773 1059ln_s="ln -sf"
304d586d 1060objformat="elf"
8a608357
MR
1061
1062# machine
cc6a90dd 1063arch=`uname -m`
38d0a8aa 1064cpu="generic"
8a608357 1065
8a608357 1066# OS
4f854758 1067target_os=$(tolower $(uname -s))
8a608357 1068
8a608357 1069# configurable options
497237c7 1070enable debug
497237c7
RP
1071enable ffmpeg
1072enable ffplay
1073enable ffserver
1074enable ipv6
497237c7
RP
1075enable mpegaudio_hp
1076enable network
8400d6b8 1077enable optimizations
497237c7 1078enable protocols
530dc538 1079enable static
87a0fb62 1080enable stripping
8a608357
MR
1081vhook="default"
1082
8a608357 1083# build settings
11a9d3e8 1084add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1085SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1086VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1087FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1088LIBPREF="lib"
1089LIBSUF=".a"
c5f14466
RP
1090FULLNAME='$(NAME)$(BUILDSUF)'
1091LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1092SLIBPREF="lib"
1093SLIBSUF=".so"
c5f14466 1094SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1095SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1096SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1097LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1098
0d7dca36
DB
1099# gcc stupidly only outputs the basename of targets with -MM, but we need the
1100# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1101DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1102
c597172e
MR
1103# find source path
1104source_path="`dirname \"$0\"`"
497237c7 1105enable source_path_used
c597172e
MR
1106if test -z "$source_path" -o "$source_path" = "." ; then
1107 source_path="`pwd`"
497237c7 1108 disable source_path_used
c597172e
MR
1109else
1110 source_path="`cd \"$source_path\"; pwd`"
1111 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1112 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1113fi
1114
c597172e
MR
1115FFMPEG_CONFIGURATION="$@"
1116
73ef8980
MR
1117find_things(){
1118 thing=$1
1119 pattern=$2
1120 file=$source_path/$3
932ccf39 1121 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1122}
1123
1124ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1125DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1126PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1127BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1128MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1129DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1130OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1131INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1132PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1133FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1134
7483e694
DB
1135enable $ARCH_EXT_LIST \
1136 $DECODER_LIST \
1137 $ENCODER_LIST \
1138 $PARSER_LIST \
1139 $BSF_LIST \
1140 $DEMUXER_LIST \
1141 $MUXER_LIST \
f7679c54 1142 $FILTER_LIST \
7483e694
DB
1143 $PROTOCOL_LIST \
1144 $INDEV_LIST \
1145 $OUTDEV_LIST \
c597172e
MR
1146
1147die_unknown(){
1148 echo "Unknown option \"$1\"."
1149 echo "See $0 --help for available options."
1150 exit 1
1151}
1152
794f8e97 1153show_list() {
bf0c4afa
RP
1154 suffix=_$1
1155 shift
1156 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1157 exit 0
1158}
1159
c597172e 1160for opt do
7483e694
DB
1161 optval="${opt#*=}"
1162 case "$opt" in
7483e694
DB
1163 --extra-cflags=*) add_cflags "$optval"
1164 ;;
1165 --extra-ldflags=*) add_ldflags "$optval"
1166 ;;
1167 --extra-libs=*) add_extralibs "$optval"
1168 ;;
8fb1cb58 1169 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1170 ;;
40bcf4c7
BL
1171 --enable-debug=*) debuglevel="$optval"
1172 ;;
7483e694
DB
1173 --enable-*=*|--disable-*=*)
1174 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1175 case "$thing" in
81124ba0 1176 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1177 *) die_unknown "$opt" ;;
1178 esac
1179 ;;
1180 --enable-?*|--disable-?*)
1181 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1182 if is_in $option $COMPONENT_LIST; then
1183 eval $action \$$(toupper ${option%s})_LIST
1184 elif is_in $option $CMDLINE_SELECT; then
1185 $action $option
1186 else
1187 die_unknown $opt
1188 fi
7483e694
DB
1189 ;;
1190 --list-*)
1191 NAME="${opt#--list-}"
1192 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1193 NAME=${NAME%s}
1194 eval show_list $NAME \$$(toupper $NAME)_LIST
1195 ;;
1196 --help|-h) show_help
1197 ;;
1198 *)
884a36a7 1199 optname="${opt%%=*}"
26759c44
MR
1200 optname="${optname#--}"
1201 optname=$(echo "$optname" | sed 's/-/_/g')
1202 is_in $optname $CMDLINE_SET || die_unknown $opt
1203 eval $optname='$optval'
7483e694
DB
1204 ;;
1205 esac
c597172e
MR
1206done
1207
bcea99bb
MR
1208disabled logging && logfile=/dev/null
1209
1210echo "# $0 $@" > $logfile
1211set >> $logfile
1212
13c7df3d 1213cc_default="${cross_prefix}${cc_default}"
304d586d 1214yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1215ar="${cross_prefix}${ar}"
1216nm="${cross_prefix}${nm}"
1217ranlib="${cross_prefix}${ranlib}"
1218strip="${cross_prefix}${strip}"
1219
13c7df3d
MR
1220set_default cc
1221
e4e69e0b
MR
1222# set temporary file name
1223if test ! -z "$TMPDIR" ; then
1224 TMPDIR1="${TMPDIR}"
1225elif test ! -z "$TEMPDIR" ; then
1226 TMPDIR1="${TEMPDIR}"
1227else
1228 TMPDIR1="/tmp"
1229fi
1230
1231TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1232TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1233TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1234TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1235TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1236TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1237
e9b9a2f8
MN
1238check_cflags -std=c99
1239
b24dbcbd
RP
1240case "$arch" in
1241 i386|i486|i586|i686|i86pc|BePC)
1242 arch="x86_32"
1243 enable fast_unaligned
1244 ;;
1245 x86_64|amd64)
1246 arch="x86_32"
1247 enable fast_unaligned
1248 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1249 int test[sizeof(char*) - 7];
1250EOF
1251 ;;
1252 # armv4l is a subset of armv[567]*l
1253 arm|armv[4567]*l)
1254 arch="armv4l"
1255 ;;
1256 alpha)
1257 arch="alpha"
1258 enable fast_64bit
1259 ;;
1260 "Power Macintosh"|ppc|powerpc)
1261 arch="powerpc"
aa8bc0f1 1262 enable fast_unaligned
b24dbcbd
RP
1263 ;;
1264 ppc64)
1265 arch="powerpc"
1266 enable fast_64bit
aa8bc0f1 1267 enable fast_unaligned
b24dbcbd
RP
1268 ;;
1269 mips|mipsel|IP*)
1270 arch="mips"
1271 ;;
1272 sun4u|sparc64)
1273 arch="sparc64"
1274 enable fast_64bit
1275 ;;
1276 sparc)
1277 arch="sparc"
1278 ;;
1279 sh4)
1280 arch="sh4"
1281 ;;
1282 parisc)
1283 arch="parisc"
1284 ;;
1285 parisc64)
1286 arch="parisc"
1287 enable fast_64bit
1288 ;;
1289 s390|s390x)
1290 arch="s390"
1291 ;;
1292 m68k)
1293 arch="m68k"
1294 ;;
1295 ia64)
1296 arch="ia64"
1297 enable fast_64bit
1298 ;;
1299 bfin)
1300 arch="bfin"
1301 ;;
1302 *)
1303 arch="unknown"
1304 ;;
1305esac
1306
1307enable $arch
1308enabled_any x86_32 x86_64 && enable x86
1309enabled sparc64 && enable sparc
1310
7483e694 1311# OS specific
4f854758 1312case $target_os in
7483e694 1313 beos|haiku|zeta)
c9d19248 1314 prefix_default="$HOME/config"
7483e694
DB
1315 # helps building libavcodec
1316 add_cflags "-DPIC -fomit-frame-pointer"
1317 # 3 gcc releases known for BeOS, each with ugly bugs
1318 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1319 case "$gcc_version" in
1320 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1321 disable mmx
1322 ;;
1323 *20010315*) echo "BeBits gcc"
1324 add_cflags "-fno-expensive-optimizations"
1325 ;;
1326 esac
7483e694
DB
1327 SHFLAGS=-nostart
1328 # enable BeOS things
1329 enable audio_beos
1330 # no need for libm, but the inet stuff
1331 # Check for BONE
1332 # XXX: actually should check for NOT net_server
78fe7631 1333 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1334 network_extralibs="-lbind -lsocket"
1335 else
1336 enable beos_netserver
1337 network_extralibs="-lnet"
1338 fi ;;
1339 sunos)
1340 FFSERVERLDFLAGS=""
9987769a 1341 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1342 network_extralibs="-lsocket -lnsl"
1343 ;;
1344 netbsd)
1345 oss_demuxer_extralibs="-lossaudio"
1346 oss_muxer_extralibs="-lossaudio"
1347 ;;
1348 openbsd)
1349 disable need_memalign
1350 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1351 SHFLAGS='-shared'
1352 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1353 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1354 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1355 oss_demuxer_extralibs="-lossaudio"
1356 oss_muxer_extralibs="-lossaudio"
1357 ;;
1358 freebsd)
1359 disable need_memalign
1360 ;;
1361 bsd/os)
1362 osextralibs="-lpoll -lgnugetopt"
1363 strip="strip -d"
1364 ;;
1365 darwin)
1366 disable need_memalign
0138c54e 1367 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1368 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1369 strip="strip -x"
1370 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1371 SLIBSUF=".dylib"
1372 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1373 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1374 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1375 objformat="macho"
1b0f6fb8 1376 enabled x86_64 && objformat="macho64"
7483e694
DB
1377 ;;
1378 mingw32*)
4f854758 1379 target_os=mingw32
dcc01c06
RP
1380 LIBTARGET=i386
1381 if test $arch = x86_64; then
1382 disable need_memalign
1383 LIBTARGET=x64
1384 fi
fbd971a4 1385 shlibdir_default="$bindir_default"
7483e694
DB
1386 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1387 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1388 if enabled swscale; then
7483e694
DB
1389 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1390 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1391 fi
1392 disable ffserver
1393 SLIBPREF=""
1394 SLIBSUF=".dll"
1395 EXESUF=".exe"
1396 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1397 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1398 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1399 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1400 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1401 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1402 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1403 objformat="win32"
bc574408 1404 enable dos_paths
7483e694
DB
1405 ;;
1406 cygwin*)
4f854758 1407 target_os=cygwin
fbd971a4 1408 shlibdir_default="$bindir_default"
7483e694
DB
1409 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1410 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1411 if enabled swscale; then
7483e694
DB
1412 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1413 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1414 fi
1415 EXESUF=".exe"
1416 SLIBPREF="cyg"
1417 SLIBSUF=".dll"
1418 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1419 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1420 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1421 objformat="win32"
bc574408 1422 enable dos_paths
7483e694 1423 ;;
4f365f37 1424 *-dos|freedos|opendos)
4f365f37
MK
1425 disable ffplay ffserver vhook
1426 disable $INDEV_LIST $OUTDEV_LIST
1427 network_extralibs="-lsocket"
1428 EXESUF=".exe"
304d586d 1429 objformat="win32"
bc574408 1430 enable dos_paths
4f365f37 1431 ;;
7483e694 1432 linux)
7483e694
DB
1433 enable dv1394
1434 ;;
1435 irix*)
4f854758 1436 target_os=irix
7483e694
DB
1437 ranlib="echo ignoring ranlib"
1438 ;;
d22e8442 1439 os/2*)
d22e8442
DY
1440 strip="lxlite"
1441 ln_s="cp -f"
d22e8442
DY
1442 EXESUF=".exe"
1443 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1444 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1445 FFSERVERLDFLAGS=""
287d3b13 1446 LIBSUF="_s.a"
d22e8442
DY
1447 SLIBPREF=""
1448 SLIBSUF=".dll"
1449 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1450 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1451 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1452 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1453 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1454 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1455 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1456 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1457 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1458 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1459 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1460 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1461 disable vhook
bc574408 1462 enable dos_paths
d22e8442 1463 ;;
269820f1
PR
1464 interix)
1465 disable vhook
1466 ;;
d22e8442 1467
7483e694 1468 *)
4f854758 1469 target_os="${target_os}-UNKNOWN"
7483e694
DB
1470 ;;
1471esac
1472
c9d19248
MR
1473set_default $PATHS_LIST
1474
c597172e 1475add_extralibs $osextralibs
de6d9b64 1476
28d8e661
DB
1477# Combine FFLDFLAGS and the LDFLAGS environment variable.
1478LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1479
497237c7 1480test -n "$cross_prefix" && enable cross_compile
1ea46bed 1481
320d060a 1482# we need to build at least one lib type
93b3c083 1483if ! enabled_any static shared; then
320d060a
DB
1484 cat <<EOF
1485At least one library type must be built.
1486Specify --enable-static to build the static libraries or --enable-shared to
1487build the shared libraries as well. To only build the shared libraries specify
1488--disable-static in addition to --enable-shared.
1489EOF
1490 exit 1;
1491fi
1492
abc4e572 1493disabled static && LIBNAME=""
2a320695 1494
a2234ceb
RP
1495if enabled_any libfaad libfaadbin ; then
1496 if check_header faad.h; then
295b8c70 1497 check_cc <<EOF
a2234ceb
RP
1498#include <faad.h>
1499#ifndef FAAD2_VERSION
1500ok faad1
1501#endif
db817cf3 1502int main(void) { return 0; }
a2234ceb
RP
1503EOF
1504 test $? = 0 && enable libfaad2
1505 else
ff3dac65 1506 die "FAAD test failed."
a2234ceb
RP
1507 fi
1508fi
1509
1510
93b3c083 1511if ! enabled gpl; then
54118497
RP
1512 die_gpl_disabled(){
1513 name=$1
1514 shift
1515 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1516 }
4a24ab64 1517 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1518 die_gpl_disabled "libx264" libx264
1519 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1520 die_gpl_disabled "FAAD2" libfaad2
1521 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1522 die_gpl_disabled "The software scaler" swscale
ebb810d9 1523fi
b2e3c528 1524
3fe142e2
DB
1525if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1526 die "libamr is nonfree and --enable-nonfree is not specified."
1527fi
1528
9eeed841 1529check_deps $ARCH_EXT_LIST
0f3cb305 1530
5d323602
MR
1531test -z "$need_memalign" && need_memalign="$mmx"
1532
cf9d24ad 1533#Darwin CC versions
4f854758 1534if test $target_os = darwin; then
3dddba4b 1535 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1536 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1537 else
8541cc27 1538 add_cflags "-pipe"
26c1b3be
DB
1539 check_cflags "-force_cpusubtype_ALL"
1540 check_cflags "-Wno-sign-compare"
f946a9a4 1541 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1542 fi
2a1a6b64
MN
1543fi
1544
40617a6d 1545disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1546
a4adb608 1547# Add processor-specific flags
38d0a8aa 1548if test $cpu != "generic"; then
bc8ec47b
MR
1549 warn_altivec(){
1550 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1551 }
38d0a8aa 1552 case $cpu in
bb270c08 1553 601|ppc601|PowerPC601)
1c5d830c 1554 add_cflags "-mcpu=601"
bc8ec47b 1555 warn_altivec enabled PPC601
bb270c08
DB
1556 ;;
1557 603*|ppc603*|PowerPC603*)
1c5d830c 1558 add_cflags "-mcpu=603"
bc8ec47b 1559 warn_altivec enabled PPC603
bb270c08
DB
1560 ;;
1561 604*|ppc604*|PowerPC604*)
1c5d830c 1562 add_cflags "-mcpu=604"
bc8ec47b 1563 warn_altivec enabled PPC604
bb270c08
DB
1564 ;;
1565 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1566 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1567 warn_altivec enabled PPC75x
bb270c08
DB
1568 ;;
1569 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1570 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1571 warn_altivec disabled PPC745x
bb270c08
DB
1572 ;;
1573 74*|ppc74*|PowerPC74*)
1c5d830c 1574 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1575 warn_altivec disabled PPC74xx
bb270c08
DB
1576 ;;
1577 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1578 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1579 warn_altivec disabled PPC970
9cafbd6c 1580 enable ppc64
bb270c08 1581 ;;
e07e357d
LB
1582 Cell|CELL|cell)
1583 add_cflags "-mcpu=cell"
1584 warn_altivec disabled Cell
9cafbd6c 1585 enable ppc64
e07e357d 1586 ;;
e7768fc5
GP
1587 # targets that do NOT support conditional mov (cmov)
1588 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1589 add_cflags "-march=$cpu"
497237c7 1590 disable cmov
e7768fc5
GP
1591 ;;
1592 # targets that do support conditional mov (cmov)
416519dd 1593 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1594 add_cflags "-march=$cpu"
497237c7
RP
1595 enable cmov
1596 enable fast_cmov
94e4c3a3
GP
1597 ;;
1598 # targets that do support conditional mov but on which it's slow
800a5a19 1599 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1600 add_cflags "-march=$cpu"
497237c7
RP
1601 enable cmov
1602 disable fast_cmov
bb270c08 1603 ;;
d7b34d08 1604 sparc64)
1c5d830c 1605 add_cflags "-mcpu=v9"
d7b34d08 1606 ;;
f2e49553
MR
1607 arm11*|cortex*)
1608 add_cflags "-mcpu=$cpu"
1609 enable fast_unaligned
1610 ;;
0223bd6f
MR
1611 armv*)
1612 add_cflags "-march=$cpu"
1613 ;;
f2e49553 1614 arm*)
6b19786b
MR
1615 add_cflags "-mcpu=$cpu"
1616 ;;
bb270c08 1617 *)
7483e694 1618 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1619 ;;
a4adb608
MN
1620 esac
1621fi
1622
be0d52ab 1623# make sure we can execute files in $TMPDIR
2270b4b2 1624cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1625#! /bin/sh
1626EOF
2270b4b2
DB
1627chmod +x $TMPSH >> $logfile 2>&1
1628if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1629 cat <<EOF
1630Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1631variable to another directory and make sure that $TMPDIR1 is not mounted
1632noexec.
be0d52ab
MR
1633EOF
1634 die "Sanity test failed."
1635fi
edd08265 1636rm $TMPSH
be0d52ab 1637
1a268acc
MR
1638# compiler sanity check
1639check_exec <<EOF
c23a0ac8 1640int main(void){ return 0; }
1a268acc
MR
1641EOF
1642if test "$?" != 0; then
1643 echo "$cc is unable to create an executable file."
93b3c083 1644 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1645 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1646 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1647 fi
1648 die "C compiler test failed."
1649fi
1650
b4d96ba2
MR
1651check_cc <<EOF || die "Symbol mangling check failed."
1652int ff_extern;
1653EOF
2f05d9c1 1654sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1655extern_prefix=${sym%%ff_extern*}
1656
61d251db
MR
1657check_asm inline_asm '""'
1658
9eeed841 1659if enabled x86; then
44965991
PI
1660 # check whether EBP is available on x86
1661 # As 'i' is stored on the stack, this program will crash
1662 # if the base pointer is used to access it because the
1663 # base pointer is cleared in the inline assembly code.
7dfef245 1664 check_exec_crash <<EOF && enable ebp_available
44965991 1665 volatile int i=0;
be449fca 1666 __asm__ volatile (
44965991
PI
1667 "xorl %%ebp, %%ebp"
1668 ::: "%ebp");
1669 return i;
44965991
PI
1670EOF
1671
1672 # check wether EBX is available on x86
940f335a 1673 check_asm ebx_available '"":::"%ebx"'
8e380710 1674
d7f0920b 1675 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1676 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1677 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1678
1679 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1680
1681 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1682 enabled x86_64 && append YASMFLAGS "-m amd64"
1683 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1684 case "$objformat" in
1685 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1686 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1687 *) append YASMFLAGS "-DPREFIX" ;;
1688 esac
1689 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1690fi
1691
87ea51e0
LB
1692# check for assembler specific support
1693
cc6a90dd 1694if test $arch = "powerpc"; then
5eb39de9 1695 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1696fi
1697
57bd82d4
MR
1698# check for SIMD availability
1699
115329f1 1700# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1701if enabled altivec; then
3ed1a2ee
DB
1702 check_cflags -maltivec -mabi=altivec &&
1703 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1704 check_cflags -faltivec
b6e52719 1705
0182fee8 1706 # check if our compiler supports Motorola AltiVec C API
497237c7 1707 check_cc <<EOF || disable altivec
dcd479c0 1708$inc_altivec_h
a9a07762
MN
1709int main(void) {
1710 vector signed int v1, v2, v3;
1711 v1 = vec_add(v2,v3);
1712 return 0;
1713}
1714EOF
b006b26c
DB
1715
1716 # check if our compiler supports braces for vector declarations
80a61f08 1717 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1718$inc_altivec_h
80a61f08 1719int main (void) { (vector int) {1}; return 0; }
b006b26c 1720EOF
a9a07762 1721fi
ab6c65f6 1722
b4e806b2
MC
1723# We have to check if pld is a nop and disable it.
1724enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1725enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1726enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1727enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1728enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1729enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1730enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1731enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1732
8b03def6
DB
1733enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1734
57bd82d4
MR
1735# ---
1736# big/little-endian test
9eebe687
MR
1737check_cc <<EOF || die "endian test failed"
1738unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1739EOF
d04d9e16 1740od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1741
a3999908 1742# ---
3d204385
NK
1743# check availability of some header files
1744
a98bb16d
RP
1745if check_func dlopen; then
1746 ldl=
1747elif check_func dlopen -ldl; then
1748 ldl=-ldl
8bf5d58f
MN
1749fi
1750
7483e694
DB
1751check_func fork
1752check_func gethrtime
1753check_func getrusage
094c09bb 1754check_func inet_aton $network_extralibs
7483e694
DB
1755check_func memalign
1756check_func mkstemp
2446d3d6 1757check_func_headers windows.h GetProcessTimes
6ffa87d3 1758
e16e49ac 1759check_header conio.h
a98bb16d
RP
1760check_header dlfcn.h
1761check_header malloc.h
bf6ce82d 1762check_header poll.h
b58412f1 1763check_header sys/mman.h
b091aa44 1764check_header sys/resource.h
bf6ce82d 1765check_header sys/select.h
a98bb16d
RP
1766check_header termios.h
1767
1768if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1769 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1770fi
e16e49ac 1771
2eef7c62
AJ
1772disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
1773disabled bzlib || check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1774
1775# check for some common methods of building with pthread support
1776# do this before the optional library checks as some of them require pthreads
1777if enabled pthreads; then
9e7fd101
MR
1778 if check_func pthread_create; then
1779 :
1780 elif check_func pthread_create -pthread; then
1781 add_cflags -pthread
afc9aee2 1782 add_extralibs -pthread
9e7fd101
MR
1783 elif check_func pthread_create -pthreads; then
1784 add_cflags -pthreads
afc9aee2 1785 add_extralibs -pthreads
8d94f606
GT
1786 elif check_func pthread_create -lpthreadGC2; then
1787 add_extralibs -lpthreadGC2
9e7fd101
MR
1788 elif ! check_lib pthread.h pthread_create -lpthread; then
1789 die "ERROR: can't find pthreads library"
1790 fi
57bd82d4
MR
1791fi
1792
8eee7025 1793for thread in $THREADS_LIST; do
e5f94c2b 1794 if enabled $thread; then
3ae3b721
RP
1795 test -n "$thread_type" &&
1796 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1797 thread_type="$thread"
e5f94c2b
RP
1798 fi
1799done
1800
fdf88598
MR
1801check_lib math.h sin -lm
1802
a33cab3a
MK
1803# test for C99 functions in math.h
1804for func in llrint lrint lrintf round roundf; do
1805 check_exec <<EOF && enable $func || disable $func
f32adb22 1806#include <math.h>
a33cab3a 1807int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1808EOF
a33cab3a 1809done
f32adb22 1810
57bd82d4 1811# these are off by default, so fail if requested and not available
79fda097 1812enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1813enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1814enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1815enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1816 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1817 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1818enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1819enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1820enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1821enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1822enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1823enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1824 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1825enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1826enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1827enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
36718e51 1828enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1829 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1830 die "ERROR: libx264 version must be >= 0.65."; }
7483e694
DB
1831enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1832enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1833
0b4a1821
AS
1834# libdc1394 check
1835if enabled libdc1394; then
1836 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1837 enable libdc1394_2; } ||
1838 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1839 enable libdc1394_1; } ||
1840 die "ERROR: No version of libdc1394 found "
1841fi
1842
1843
c13e1abd
FH
1844_restrict=
1845for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1846 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1847void foo(char * $restrict_keyword p);
1848EOF
c13e1abd
FH
1849done
1850
703afd07 1851test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1852
4f854758 1853if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1854 disable vhook
fbb9d104 1855 echo
b0268cc0 1856 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1857 echo "Patches welcome."
1858 echo
1859fi
1860
8d923001
MR
1861if enabled vhook; then
1862 check_ldflags -rdynamic
1863 check_ldflags -export-dynamic
1864fi
bfd2edeb 1865
eea50282
MR
1866check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1867check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1868
a86b921c 1869##########################################
29799f8b 1870# SDL check
a86b921c 1871
497237c7
RP
1872disable sdl_too_old
1873disable sdl
6a1a892f 1874SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1875if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1876 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1877 temp_cflags $sdl_cflags
dcd479c0 1878 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1879 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1880 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1881 if test "$_sdlversion" -lt 121 ; then
497237c7 1882 enable sdl_too_old
dcd479c0 1883 else
497237c7 1884 enable sdl
225e21ef 1885 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1886#include <SDL.h>
d6773f56 1887int main(int argc, char **argv){
29f3b38a
MR
1888 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1889 int w = vi->current_w;
1890 return 0;
1891}
1892EOF
dcd479c0
MR
1893 fi
1894 fi
29f3b38a 1895 restore_flags
c3f6b472 1896fi
57bd82d4 1897
2270b4b2 1898texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1899
7a91333f 1900##########################################
73b46a95
RP
1901# Network check
1902
1903if enabled network; then
668b65bd 1904 check_type sys/socket.h socklen_t
73b46a95
RP
1905 # Prefer arpa/inet.h over winsock2
1906 if check_header arpa/inet.h ; then
1907 check_func closesocket
1908 elif check_header winsock2.h ; then
ea10ddde 1909 network_extralibs="-lws2_32"
72be9e73 1910 check_type ws2tcpip.h socklen_t
2446d3d6 1911 check_func_headers winsock2.h closesocket
73b46a95
RP
1912 fi
1913fi
1914
1915##########################################
29799f8b 1916# IPv6 check
7a91333f 1917
497237c7 1918enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1919#include <sys/types.h>
1920#include <sys/socket.h>
1921#include <netinet/in.h>
1922#include <netdb.h>
db817cf3 1923int main(void) {
7483e694
DB
1924 struct sockaddr_storage saddr;
1925 struct ipv6_mreq mreq6;
1926 getaddrinfo(0,0,0,0);
1927 getnameinfo(0,0,0,0,0,0,0);
1928 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1929}
1930EOF
1931
06e31011
RP
1932check_header linux/videodev.h
1933check_header linux/videodev2.h
1b6e8b73 1934check_header sys/videoio.h
47f38850 1935
2446d3d6 1936check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1937
f8aa696f 1938# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1939{ check_header dev/bktr/ioctl_meteor.h &&
1940 check_header dev/bktr/ioctl_bt848.h; } ||
1941{ check_header machine/ioctl_meteor.h &&
1942 check_header machine/ioctl_bt848.h; } ||
1943{ check_header dev/video/meteor/ioctl_meteor.h &&
1944 check_header dev/video/bktr/ioctl_bt848.h; } ||
1945check_header dev/ic/bt8xx.h
f8aa696f 1946
c7682de0
RP
1947check_header sys/soundcard.h
1948check_header soundcard.h
deb29777 1949
7483e694 1950# deal with the X11 frame grabber
56a059ac 1951enabled x11grab &&
f58f4ce1
GP
1952check_header X11/Xlib.h &&
1953check_header X11/extensions/XShm.h &&
1954check_func XOpenDisplay -lX11 &&
06eab4ba 1955check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1956
40bcf4c7 1957enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1958
1959# add some useful compiler flags if supported
1960check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1961check_cflags -Wall
1962check_cflags -Wno-switch
c07bd6a9
MN
1963check_cflags -Wdisabled-optimization
1964check_cflags -Wpointer-arith
1965check_cflags -Wredundant-decls
cc1fb623 1966check_cflags -Wno-pointer-sign
f4929996 1967check_cflags -Wcast-qual
9aceb3cf 1968check_cflags -Wwrite-strings
652a5bf6 1969check_cflags -Wtype-limits
5af4e0cc 1970enabled extra_warnings && check_cflags -Winline
cf9d24ad 1971
57bd82d4 1972# add some linker flags
5c0e9479 1973check_ldflags -Wl,--warn-common
8351d2ba
DB
1974check_ldflags -Wl,--as-needed
1975check_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 1976check_ldflags -Wl,-Bsymbolic
94a3401e 1977
bd2216e4
MR
1978if enabled small; then
1979 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1980 optimizations="small"
1981elif enabled optimizations; then
3dddba4b 1982 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1983 add_cflags "-O5"
1984 add_ldflags "-O5"
cf9d24ad 1985 else
30a3e5d4 1986 add_cflags "-O3"
cf9d24ad 1987 fi
cddf3f45 1988fi
11fdbc44 1989check_cflags -fno-math-errno
b2eb2ff0 1990check_cflags -fno-signed-zeros
cddf3f45 1991
504a64b9 1992# add some flags for Intel C Compiler
0c45cd07 1993if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1994 # Just warnings, no remarks
1995 check_cflags -w1
1996 # -wd: Disable following warnings
1997 # 144, 167, 556: -Wno-pointer-sign
1998 # 10006: ignoring unknown option -fno-signed-zeros
1999 # 10156: ignoring option '-W'; no argument required
2000 check_cflags -wd144,167,556,10006,10156
2001 # 11030: Warning unknown option --as-needed
2002 # 10156: ignoring option '-export'; no argument required
2003 check_ldflags -wd10156,11030
907eb3b5
CEH
2004 # Allow to compile with optimizations
2005 check_ldflags -march=$cpu
504a64b9
CEH
2006fi
2007
80581e98 2008# PIC flags for shared library objects where they are needed
5af4e0cc 2009if enabled shared; then
569cb218
MR
2010 # LIBOBJFLAGS may have already been set in the OS configuration
2011 if test -z "$LIBOBJFLAGS" ; then
2012 case "$arch" in
b6bd7268 2013 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2014 esac
2015 fi
80581e98
MN
2016fi
2017
90be59ef 2018if enabled gprof; then
30a3e5d4
NP
2019 add_cflags "-p"
2020 add_ldflags "-p"
1db54e20
DB
2021fi
2022
3b26ee47 2023VHOOKCFLAGS="-fPIC"
18451f7d 2024
7f3c02fc 2025# Find out if the .align argument is a power of two or not.
4454dc1b 2026if test $asmalign_pot = "unknown"; then
497237c7 2027 disable asmalign_pot
be449fca 2028 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
2029fi
2030
7483e694
DB
2031enabled_any $DECODER_LIST && enable decoders
2032enabled_any $ENCODER_LIST && enable encoders
2033enabled_any $BSF_LIST && enable bsfs
2034enabled_any $DEMUXER_LIST && enable demuxers
2035enabled_any $MUXER_LIST && enable muxers
f7679c54 2036enabled_any $FILTER_LIST && enable filters
7483e694
DB
2037enabled_any $INDEV_LIST && enable demuxers
2038enabled_any $OUTDEV_LIST && enable muxers
2039enabled_any $PROTOCOL_LIST && enable protocols
2040
2041enabled_any $THREADS_LIST && enable threads
2042
2043check_deps $CONFIG_LIST \
b6bb00b0 2044 $CONFIG_EXTRA \
7483e694
DB
2045 $HAVE_LIST \
2046 $DECODER_LIST \
2047 $ENCODER_LIST \
2048 $PARSER_LIST \
2049 $BSF_LIST \
2050 $DEMUXER_LIST \
2051 $MUXER_LIST \
f7679c54 2052 $FILTER_LIST \
7483e694
DB
2053 $INDEV_LIST \
2054 $OUTDEV_LIST \
2055 $PROTOCOL_LIST \
f70f03f6 2056
f7b8bffe 2057enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 2058enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 2059enabled libtheora && append pkg_requires "theora"
f9def9cc 2060enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 2061
3e89171a 2062echo "install prefix $prefix"
f36958f8
DB
2063echo "source path $source_path"
2064echo "C compiler $cc"
bfd5afd8 2065echo ".align is power-of-two $asmalign_pot"
f36958f8 2066echo "ARCH $arch ($cpu)"
ce8871c2
MR
2067if test "$build_suffix" != ""; then
2068 echo "build suffix $build_suffix"
eb94aca9 2069fi
ac63af34
DB
2070if test "$extra_version" != ""; then
2071 echo "version string suffix $extra_version"
2072fi
0db2ce77 2073echo "big-endian ${bigendian-no}"
419b8784 2074if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2075 echo "yasm ${yasm-no}"
0db2ce77
MR
2076 echo "MMX enabled ${mmx-no}"
2077 echo "CMOV enabled ${cmov-no}"
2078 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2079 echo "EBX available ${ebx_available-no}"
2080 echo "EBP available ${ebp_available-no}"
e41e8342 2081fi
cc6a90dd 2082if test $arch = "armv4l"; then
0db2ce77
MR
2083 echo "ARMv5TE enabled ${armv5te-no}"
2084 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2085 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2086 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2087 echo "NEON enabled ${neon-no}"
eba9ae3c 2088fi
e241ba14 2089if test $arch = "mips"; then
0db2ce77 2090 echo "MMI enabled ${mmi-no}"
e41e8342 2091fi
cc6a90dd 2092if test $arch = "powerpc"; then
0db2ce77
MR
2093 echo "AltiVec enabled ${altivec-no}"
2094 echo "dcbzl available ${dcbzl-no}"
e41e8342 2095fi
0db2ce77
MR
2096echo "gprof enabled ${gprof-no}"
2097echo "debug symbols ${debug-no}"
87a0fb62 2098echo "strip symbols ${stripping-no}"
8400d6b8 2099echo "optimizations ${optimizations-no}"
0db2ce77
MR
2100echo "static ${static-no}"
2101echo "shared ${shared-no}"
4a24ab64 2102echo "postprocessing support ${postproc-no}"
13ca50f3 2103echo "software scaler enabled ${swscale-no}"
f7679c54 2104echo "new filter support ${avfilter-no}"
81124ba0 2105echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2106echo "video hooking ${vhook-no}"
90be59ef 2107if enabled vhook; then
0db2ce77
MR
2108 echo "Imlib2 support ${imlib2-no}"
2109 echo "FreeType support ${freetype2-no}"
68892110 2110fi
0db2ce77 2111echo "network support ${network-no}"
90be59ef 2112if enabled network; then
0db2ce77 2113 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2114fi
0db2ce77
MR
2115echo "threading support ${thread_type-no}"
2116echo "SDL support ${sdl-no}"
90be59ef 2117if enabled sdl_too_old; then
bfd5afd8
DB
2118 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2119fi
0db2ce77
MR
2120echo "Sun medialib support ${mlib-no}"
2121echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2122echo "libamr-nb support ${libamr_nb-no}"
2123echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2124echo "libdc1394 support ${libdc1394-no}"
690bfceb 2125echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2126echo "libfaac enabled ${libfaac-no}"
2127echo "libfaad enabled ${libfaad-no}"
7e0871a7 2128echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2129echo "libgsm enabled ${libgsm-no}"
2130echo "libmp3lame enabled ${libmp3lame-no}"
2131echo "libnut enabled ${libnut-no}"
f7cd9eed 2132echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2133echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2134echo "libtheora enabled ${libtheora-no}"
2135echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2136echo "libx264 enabled ${libx264-no}"
2137echo "libxvid enabled ${libxvid-no}"
0db2ce77 2138echo "zlib enabled ${zlib-no}"
f402916e 2139echo "bzlib enabled ${bzlib-no}"
2c62e737 2140echo
de6d9b64 2141
f7679c54 2142for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2143 echo "Enabled ${type}s:"
f65c9da1 2144 eval list=\$$(toupper $type)_LIST
8138b9db 2145 for part in $list; do
f65c9da1
MR
2146 enabled $part && echo ${part%_*}
2147 done | sort | pr -3 -t
2148 echo
8138b9db
RP
2149done
2150
ba321adb
JK
2151license="LGPL"
2152if enabled nonfree; then
2153 license="unredistributable"
2154elif enabled gpl; then
2155 license="GPL"
2156fi
2157
2158echo "License: $license"
ca5323af 2159
cf1392e9
DB
2160echo "Creating config.mak and config.h..."
2161
29799f8b
DB
2162echo "# Automatically generated by configure - do not modify!" > config.mak
2163echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2164echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2165echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2166echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2167
d921f03f 2168echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2169echo "prefix=$prefix" >> config.mak
22a324da
DB
2170echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2171echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2172echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2173echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2174echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2175echo "CC=$cc" >> config.mak
304d586d 2176echo "YASM=$yasmexe" >> config.mak
980fc7b8 2177echo "AR=$ar" >> config.mak
be7109c1 2178echo "RANLIB=$ranlib" >> config.mak
20369773 2179echo "LN_S=$ln_s" >> config.mak
87a0fb62 2180enabled stripping &&
3ae3b721 2181 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2182 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2183
a9b3f630 2184echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2185echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2186echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2187echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2188echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2189echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2190echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2191echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2192echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2193echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2194echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2195echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2196echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2197echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2198echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2199echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2200echo "SLIBSUF=$SLIBSUF" >> config.mak
2201echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2202echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2203echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2204
90be59ef 2205if enabled bigendian; then
7483e694
DB
2206 echo "WORDS_BIGENDIAN=yes" >> config.mak
2207 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2208fi
44161118 2209
90be59ef 2210if enabled sdl; then
7483e694
DB
2211 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2212 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2213fi
90be59ef 2214if enabled texi2html; then
7483e694 2215 echo "BUILD_DOC=yes" >> config.mak
146ea952 2216fi
5a872801 2217
719c8e00
MR
2218get_version(){
2219 name=$1
2220 file=$source_path/$2
147e7692
MR
2221 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2222 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2223 lcname=$(tolower $name)
2224 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2225 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2226}
2227
147e7692
MR
2228get_version LIBSWSCALE libswscale/swscale.h
2229get_version LIBPOSTPROC libpostproc/postprocess.h
2230get_version LIBAVCODEC libavcodec/avcodec.h
2231get_version LIBAVDEVICE libavdevice/avdevice.h
2232get_version LIBAVFORMAT libavformat/avformat.h
2233get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2234get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2235
5af4e0cc 2236if enabled shared; then
7483e694
DB
2237 echo "BUILD_SHARED=yes" >> config.mak
2238 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2239 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2240 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2241 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2242 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2243 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2244 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2245 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2246 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2247fi
d7e27559 2248echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2249echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2250
3d907e22
MR
2251print_config ARCH_ $TMPH config.mak $ARCH_LIST
2252print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2253print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2254 $CONFIG_EXTRA \
7483e694
DB
2255 $DECODER_LIST \
2256 $ENCODER_LIST \
2257 $PARSER_LIST \
2258 $BSF_LIST \
2259 $DEMUXER_LIST \
2260 $MUXER_LIST \
f7679c54 2261 $FILTER_LIST \
7483e694
DB
2262 $PROTOCOL_LIST \
2263 $INDEV_LIST \
2264 $OUTDEV_LIST \
8ac17293 2265
c13e1abd
FH
2266echo "#define restrict $_restrict" >> $TMPH
2267
bd2216e4 2268if enabled small; then
7483e694 2269 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2270fi
2271
997baf01
MR
2272echo "SRC_PATH=\"$source_path\"" >> config.mak
2273echo "SRC_PATH_BARE=$source_path" >> config.mak
2274echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2275
8156056e 2276# Apparently it's not possible to portably echo a backslash.
3ae3b721 2277enabled asmalign_pot &&
7483e694 2278 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2279 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2280
b4d96ba2 2281echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2282
9c05103f
DB
2283echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2284
b7860763 2285# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2286cmp -s $TMPH config.h &&
2287 echo "config.h is unchanged" ||
2288 mv -f $TMPH config.h
3d204385 2289
cea0ac52 2290rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2291
165af439 2292# build tree in object directory if source path is different from current one
90be59ef 2293if enabled source_path_used; then
165af439 2294 DIRS="\
7483e694
DB
2295 doc \
2296 libavcodec \
2297 libavcodec/alpha \
2298 libavcodec/armv4l \
2299 libavcodec/bfin \
2300 libavcodec/i386 \
2301 libavcodec/mlib \
2302 libavcodec/ppc \
2303 libavcodec/sh4 \
2304 libavcodec/sparc \
52a9cf34 2305 libavdevice \
f7679c54 2306 libavfilter \
7483e694
DB
2307 libavformat \
2308 libavutil \
2309 libpostproc \
2310 libswscale \
2311 tests \
2312 tools \
2313 vhook \
2314 "
165af439 2315 FILES="\
7483e694
DB
2316 Makefile \
2317 common.mak \
71c61f62 2318 subdir.mak \
7483e694
DB
2319 doc/texi2pod.pl \
2320 libavcodec/Makefile \
52a9cf34 2321 libavdevice/Makefile \
f7679c54 2322 libavfilter/Makefile \
7483e694
DB
2323 libavformat/Makefile \
2324 libavutil/Makefile \
2325 libpostproc/Makefile \
2326 libswscale/Makefile \
2327 "
165af439 2328 for dir in $DIRS ; do
7483e694 2329 mkdir -p $dir
165af439
MR
2330 done
2331 for f in $FILES ; do
20369773 2332 $ln_s "$source_path/$f" $f
165af439
MR
2333 done
2334fi
def4272a 2335
def4272a 2336
d0674868 2337# build pkg-config files
def4272a 2338
d0674868
DB
2339pkgconfig_generate(){
2340name=$1
e426941d 2341shortname=${name#lib}
d0674868
DB
2342comment=$2
2343version=$3
2344libs=$4
2345requires=$5
25cd5cb3 2346cat <<EOF > $name/$name.pc
3e89171a 2347prefix=$prefix
a94e666c 2348exec_prefix=\${prefix}
f2b7382c 2349libdir=$libdir
7622778e 2350includedir=$incdir
def4272a 2351
d0674868
DB
2352Name: $name
2353Description: $comment
2354Version: $version
5dcfe9f8
AH
2355Requires: $(disabled shared && echo $requires)
2356Requires.private: $(enabled shared && echo $requires)
def4272a 2357Conflicts:
12701f6e
AH
2358Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2359Libs.private: $(enabled shared && echo $libs)
76a448ed 2360Cflags: -I\${includedir}
def4272a 2361EOF
25cd5cb3 2362cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2363prefix=
2364exec_prefix=
46d1ff83 2365libdir=\${pcfiledir}
1d44d365 2366includedir=${source_path}
def4272a 2367
d0674868
DB
2368Name: $name
2369Description: $comment
2370Version: $version
2371Requires: $requires
def4272a 2372Conflicts:
12701f6e 2373Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2374Cflags: -I\${includedir}
2375EOF
d0674868 2376}
def4272a 2377
e426941d 2378pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2379pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2380pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2381pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2382enabled avfilter &&
35a71f1d 2383 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2384enabled postproc &&
e426941d 2385 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2386if enabled swscale; then
e426941d 2387 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2388else
f436a23e 2389 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2390 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2391fi