Provide more context to the opt_preset() error messages, printing the
[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
c21d6325
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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
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
MR
24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
MR
27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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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
MR
43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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
MR
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
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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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92 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
93 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
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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]"
71757822 105 echo " --enable-libtheora enable Theora encoding via libtheora [default=no]"
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106 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
107 echo " native implementation exists [default=no]"
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DB
108 echo " --enable-libx264 enable H.264 encoding via x264 [default=no]"
109 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
31235134 110 echo " native MPEG-4/Xvid encoder exists [default=no]"
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111 echo ""
112 echo "Advanced options (experts only):"
113 echo " --source-path=PATH path to source code [$source_path]"
114 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 115 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 116 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 117 echo " --cc=CC use C compiler CC [$cc]"
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118 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
119 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
120 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 121 echo " --extra-version=STRING version string suffix []"
74c53c2d 122 echo " --build-suffix=SUFFIX suffix for application specific build []"
cc6a90dd 123 echo " --arch=ARCH select architecture [$arch]"
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DB
124 echo " --cpu=CPU selects the minimum cpu required (affects"
125 echo " instruction selection, may crash on older CPUs)"
2b4c3615 126 echo " --enable-powerpc-perf enable performance report on PPC"
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127 echo " (requires enabling PMC)"
128 echo " --disable-mmx disable MMX usage"
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129 echo " --disable-mmx2 disable MMX2 usage"
130 echo " --disable-ssse3 disable SSSE3 usage"
1839e854 131 echo " --disable-armv5te disable armv5te usage"
edab3048 132 echo " --disable-armv6 disable armv6 usage"
f55b299a 133 echo " --disable-armvfp disable ARM VFP usage"
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134 echo " --disable-iwmmxt disable iwmmxt usage"
135 echo " --disable-altivec disable AltiVec usage"
74c53c2d 136 echo " --disable-network disable network support [default=no]"
0c7bb0e5 137 echo " --disable-ipv6 disable ipv6 support [default=no]"
74c53c2d 138 echo " --disable-zlib disable zlib [default=no]"
f402916e 139 echo " --disable-bzlib disable bzlib [default=no]"
74c53c2d 140 echo " --disable-vhook disable video hooking support"
74c53c2d
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141 echo " --disable-mpegaudio-hp faster (but less accurate)"
142 echo " MPEG audio decoding [default=no]"
cde9e780 143 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 144 echo " --disable-ffmpeg disable ffmpeg build"
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145 echo " --disable-ffserver disable ffserver build"
146 echo " --disable-ffplay disable ffplay build"
147 echo " --enable-small optimize for size instead of speed"
3abe5fbd 148 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 149 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
74c53c2d
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150 echo " --disable-encoder=NAME disables encoder NAME"
151 echo " --enable-encoder=NAME enables encoder NAME"
152 echo " --disable-decoder=NAME disables decoder NAME"
153 echo " --enable-decoder=NAME enables decoder NAME"
154 echo " --disable-encoders disables all encoders"
155 echo " --disable-decoders disables all decoders"
ff70e601
MR
156 echo " --disable-muxer=NAME disables muxer NAME"
157 echo " --enable-muxer=NAME enables muxer NAME"
74c53c2d 158 echo " --disable-muxers disables all muxers"
ff70e601
MR
159 echo " --disable-demuxer=NAME disables demuxer NAME"
160 echo " --enable-demuxer=NAME enables demuxer NAME"
74c53c2d 161 echo " --disable-demuxers disables all demuxers"
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MR
162 echo " --enable-parser=NAME enables parser NAME"
163 echo " --disable-parser=NAME disables parser NAME"
164 echo " --disable-parsers disables all parsers"
cd61e407
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165 echo " --enable-bsf=NAME enables bitstream filter NAME"
166 echo " --disable-bsf=NAME disables bitstream filter NAME"
167 echo " --disable-bsfs disables all bitstream filters"
c08fb000
AB
168 echo " --enable-protocol=NAME enables protocol NAME"
169 echo " --disable-protocol=NAME disables protocol NAME"
170 echo " --disable-protocols disables all protocols"
10d46dd0 171 echo " --disable-devices disables all devices"
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SS
172 echo " --enable-filter=NAME enables filter NAME"
173 echo " --disable-filter=NAME disables filter NAME"
174 echo " --disable-filters disables all filters"
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PI
175 echo " --list-decoders show all available decoders"
176 echo " --list-encoders show all available encoders"
177 echo " --list-muxers show all available muxers"
178 echo " --list-demuxers show all available demuxers"
179 echo " --list-parsers show all available parsers"
180 echo " --list-protocols show all available protocols"
181 echo " --list-bsfs show all available bitstream filters"
c552605c
DB
182 echo " --list-indevs show all available input devices"
183 echo " --list-outdevs show all available output devices"
1865259f 184 echo " --list-filters show all available filters"
0a622b98
MR
185 echo
186 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 187 echo " --disable-debug disable debugging symbols"
b7d49373 188 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 189 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 190 echo " --disable-optimizations disable compiler optimizations"
0a622b98 191 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 192 echo " --disable-stripping disable stripping of executables and shared libraries"
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MR
193 echo ""
194 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 195 exit 0
74c53c2d 196}
cf9d24ad 197
57bd82d4 198log(){
2270b4b2 199 echo "$@" >> $logfile
57bd82d4
MR
200}
201
720c69da 202log_file(){
c8e9f801 203 log BEGIN $1
2270b4b2 204 pr -n -t $1 >> $logfile
c8e9f801
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205 log END $1
206}
207
2ba042a7 208echolog(){
c8e9f801 209 log "$@"
57bd82d4 210 echo "$@"
2ba042a7
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211}
212
213die(){
214 echolog "$@"
215 cat <<EOF
216If you think configure made a mistake, make sure you are using the latest
217version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 218ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 219EOF
e155a21a 220 if disabled logging; then
2ba042a7 221 cat <<EOF
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222Rerun configure with logging enabled (do not use --disable-logging), and
223include the log this produces with your report.
2ba042a7
MR
224EOF
225 else
226cat <<EOF
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DB
227Include the log file "$logfile" produced by configure as this will help
228solving the problem.
2ba042a7
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229EOF
230 fi
cea0ac52 231 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
57bd82d4
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232 exit 1
233}
234
6c6007d6 235# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 236toupper(){
6c6007d6 237 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
238}
239
4a5444db 240tolower(){
6c6007d6 241 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
242}
243
a8d04fba
MR
244set_all(){
245 value=$1
246 shift
247 for var in $*; do
248 eval $var=$value
249 done
250}
251
799c9e9b
MR
252pushvar(){
253 for var in $*; do
254 eval level=\${${var}_level:=0}
255 eval ${var}_${level}="\$$var"
256 eval ${var}_level=$(($level+1))
257 done
258}
259
260popvar(){
261 for var in $*; do
262 eval level=\${${var}_level:-0}
263 test $level = 0 && continue
264 eval level=$(($level-1))
265 eval $var="\${${var}_${level}}"
266 eval ${var}_level=$level
267 eval unset ${var}_${level}
268 done
269}
270
a8d04fba
MR
271enable(){
272 set_all yes $*
273}
274
275disable(){
276 set_all no $*
277}
278
57bd82d4 279enabled(){
3250003c
MR
280 test "${1#!}" = "$1" && op== || op=!=
281 eval test "x\$${1#!}" $op "xyes"
44161118
MR
282}
283
37970ebf 284disabled(){
3250003c
MR
285 test "${1#!}" = "$1" && op== || op=!=
286 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
287}
288
44161118
MR
289enabled_all(){
290 for opt; do
291 enabled $opt || return 1
292 done
293}
294
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DB
295disabled_all(){
296 for opt; do
297 disabled $opt || return 1
298 done
299}
300
44161118
MR
301enabled_any(){
302 for opt; do
303 enabled $opt && return 0
304 done
305}
306
85bca2c5
DB
307disabled_any(){
308 for opt; do
309 disabled $opt && return 0
310 done
311}
312
c9d19248
MR
313set_default(){
314 for opt; do
315 eval test -z "\$$opt" && eval $opt=\$${opt}_default
316 done
317}
318
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AJ
319is_in(){
320 value=$1
321 shift
322 for var in $*; do
323 [ $var = $value ] && return 0
324 done
325 return 1
326}
327
30fd06be
MR
328check_deps(){
329 for cfg; do
3250003c 330 cfg="${cfg#!}"
799c9e9b
MR
331 enabled ${cfg}_checking && die "Circular dependency for $cfg."
332 disabled ${cfg}_checking && continue
333 enable ${cfg}_checking
334
30fd06be
MR
335 eval dep_all="\$${cfg}_deps"
336 eval dep_any="\$${cfg}_deps_any"
799c9e9b
MR
337
338 pushvar cfg dep_all dep_any
339 check_deps $dep_all $dep_any
340 popvar cfg dep_all dep_any
341
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MR
342 enabled_all $dep_all || disable $cfg
343 enabled_any $dep_any || disable $cfg
799c9e9b 344
4ec45764
RP
345 if enabled $cfg; then
346 eval dep_extralibs="\$${cfg}_extralibs"
347 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
348 fi
349
799c9e9b 350 disable ${cfg}_checking
30fd06be
MR
351 done
352}
353
44161118
MR
354print_config(){
355 pfx=$1
356 header=$2
357 makefile=$3
358 shift 3
359 for cfg; do
3d907e22 360 ucname="`toupper $cfg`"
44161118 361 if enabled $cfg; then
3d907e22
MR
362 echo "#define ${pfx}${ucname} 1" >> $header
363 echo "#define ENABLE_${ucname} 1" >> $header
364 echo "${pfx}${ucname}=yes" >> $makefile
365 else
366 echo "#define ENABLE_${ucname} 0" >> $header
44161118
MR
367 fi
368 done
57bd82d4
MR
369}
370
371flags_saved(){
2270b4b2 372 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
MR
373}
374
dcd479c0 375save_flags(){
57bd82d4 376 flags_saved && return
dcd479c0
MR
377 SAVE_CFLAGS="$CFLAGS"
378 SAVE_LDFLAGS="$LDFLAGS"
379 SAVE_extralibs="$extralibs"
380}
381
382restore_flags(){
f5d28d10 383 flags_saved || return
dcd479c0
MR
384 CFLAGS="$SAVE_CFLAGS"
385 LDFLAGS="$SAVE_LDFLAGS"
386 extralibs="$SAVE_extralibs"
387 unset SAVE_CFLAGS
388 unset SAVE_LDFLAGS
389 unset SAVE_extralibs
390}
391
392temp_cflags(){
393 save_flags
394 CFLAGS="$CFLAGS $*"
395}
396
397temp_ldflags(){
398 save_flags
399 LDFLAGS="$LDFLAGS $*"
400}
401
402temp_extralibs(){
403 save_flags
404 extralibs="$extralibs $*"
405}
406
57bd82d4
MR
407append(){
408 var=$1
409 shift
410 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
411 eval "$var=\"\$$var $*\""
412}
413
414add_cflags(){
415 append CFLAGS "$@"
416}
417
418add_ldflags(){
419 append LDFLAGS "$@"
420}
421
422add_extralibs(){
423 append extralibs "$@"
424}
425
b0cfb663 426check_cmd(){
b3cb5d51 427 log "$@"
2270b4b2 428 "$@" >> $logfile 2>&1
b0cfb663
MR
429}
430
dcd479c0 431check_cc(){
57bd82d4 432 log check_cc "$@"
2270b4b2 433 cat > $TMPC
720c69da 434 log_file $TMPC
b0cfb663 435 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
436}
437
438check_cpp(){
439 log check_cpp "$@"
2270b4b2 440 cat > $TMPC
720c69da 441 log_file $TMPC
b0cfb663 442 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
443}
444
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MR
445check_asm(){
446 log check_asm "$@"
447 name="$1"
448 asm="$2"
449 shift 2
450 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 451int foo(void){ __asm__ volatile($asm); }
940f335a
MR
452EOF
453}
454
304d586d
LM
455check_yasm(){
456 log check_yasm "$@"
457 echo "$1" > $TMPS
458 log_file $TMPS
459 shift 1
460 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
461}
462
dcd479c0 463check_ld(){
57bd82d4 464 log check_ld "$@"
0607887f 465 check_cc || return
3155a644
MR
466 flags=''
467 libs=''
468 for f; do
469 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
470 done
471 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
472}
473
474check_cflags(){
57bd82d4
MR
475 log check_cflags "$@"
476 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
477int x;
478EOF
479}
480
481check_ldflags(){
57bd82d4
MR
482 log check_ldflags "$@"
483 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 484int main(void){ return 0; }
dcd479c0
MR
485EOF
486}
487
488check_header(){
57bd82d4 489 log check_header "$@"
dcd479c0
MR
490 header=$1
491 shift
d8bc5f06
MR
492 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
493 disable $var
494 check_cpp "$@" <<EOF && enable $var
dcd479c0
MR
495#include <$header>
496int x;
497EOF
498}
499
500check_func(){
57bd82d4 501 log check_func "$@"
dcd479c0
MR
502 func=$1
503 shift
d8bc5f06
MR
504 disable $func
505 check_ld "$@" <<EOF && enable $func
dcd479c0 506extern int $func();
c23a0ac8 507int main(void){ $func(); }
dcd479c0
MR
508EOF
509}
510
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DB
511check_func_headers(){
512 log check_func_headers "$@"
f8d7b072
MR
513 headers=$1
514 func=$2
515 shift 2
516 disable $func
517 incs=""
518 for hdr in $headers; do
519 incs="$incs
520#include <$hdr>"
521 done
522 check_ld "$@" <<EOF && enable $func
523$incs
d6773f56 524int main(int argc, char **argv){
f8d7b072
MR
525 (void) $func;
526 return 0;
527}
528EOF
529}
530
a5344cf7
SS
531check_cpp_condition(){
532 log check_cpp_condition "$@"
533 header=$1
534 condition=$2
535 check_cpp <<EOF
536#include <$header>
537#if !($condition)
538#error "unsatisfied condition: $condition"
539#endif
540EOF
541}
542
57bd82d4
MR
543check_lib(){
544 log check_lib "$@"
545 header="$1"
546 func="$2"
547 shift 2
fcfcde17
MR
548 temp_extralibs "$@"
549 check_header $header && check_func $func && add_extralibs "$@"
550 err=$?
551 restore_flags
552 return $err
57bd82d4
MR
553}
554
f8d7b072
MR
555check_lib2(){
556 log check_lib2 "$@"
557 headers="$1"
558 func="$2"
559 shift 2
560 temp_extralibs "$@"
2446d3d6 561 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
562 err=$?
563 restore_flags
564 return $err
565}
566
dcd479c0 567check_exec(){
2270b4b2 568 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
569}
570
7dfef245
MR
571check_exec_crash(){
572 code=`cat`
573
574 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
575 # are safe but may not be available everywhere. Thus we use
576 # raise(SIGTERM) instead. The check is run in a subshell so we
577 # can redirect the "Terminated" message from the shell. SIGBUS
578 # is not defined by standard C so it is used conditionally.
579
2270b4b2 580 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
581#include <signal.h>
582static void sighandler(int sig){
583 raise(SIGTERM);
584}
e5af4a11 585int main(void){
7dfef245
MR
586 signal(SIGILL, sighandler);
587 signal(SIGFPE, sighandler);
588 signal(SIGSEGV, sighandler);
589#ifdef SIGBUS
590 signal(SIGBUS, sighandler);
591#endif
592 { $code }
593}
594EOF
595}
596
72be9e73
DY
597check_type(){
598 log check_type "$@"
599 headers=$1
600 type=$2
601 shift 2
602 disable $type
603 incs=""
604 for hdr in $headers; do
605 incs="$incs
606#include <$hdr>"
607 done
608 check_cc "$@" <<EOF && enable $type
609$incs
610$type v;
611EOF
612}
613
57bd82d4
MR
614require(){
615 name="$1"
616 header="$2"
617 func="$3"
618 shift 3
619 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
620}
621
f8d7b072
MR
622require2(){
623 name="$1"
624 headers="$2"
625 func="$3"
626 shift 3
627 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
628}
629
a5344cf7
SS
630require_cpp_condition(){
631 name="$1"
632 header="$2"
633 cpp_condition="$3"
634 shift 3
635 check_cpp_condition $header "$cpp_condition" || die "ERROR: $name does not satisfy CPP condition: $cpp_condition"
636}
637
eea50282
MR
638check_foo_config(){
639 cfg=$1
640 pkg=$2
641 header=$3
642 func=$4
643 shift 4
644 disable $cfg
645 check_cmd ${pkg}-config --version
646 err=$?
647 if test "$err" = 0; then
648 temp_cflags `${pkg}-config --cflags`
649 temp_extralibs `${pkg}-config --libs`
650 check_lib "$@" $header $func && enable $cfg
651 fi
652 return $err
653}
654
c505dd31
MR
655apply(){
656 file=$1
657 shift
658 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
659}
660
dcd61286
DB
661# CONFIG_LIST contains configurable options, while HAVE_LIST is for
662# system-dependent things.
663
4a0d6686
AJ
664COMPONENT_LIST="
665 bsfs
666 decoders
667 demuxers
668 encoders
3cde40aa 669 filters
c552605c 670 indevs
4a0d6686 671 muxers
c552605c 672 outdevs
4a0d6686
AJ
673 parsers
674 protocols
675"
676
677CONFIG_LIST="
678 $COMPONENT_LIST
f7679c54
VS
679 avfilter
680 avfilter_lavf
c88f5d72
MR
681 avisynth
682 beos_netserver
f402916e 683 bzlib
c88f5d72
MR
684 ffmpeg
685 ffplay
686 ffserver
687 gpl
ecfc4f44 688 gprof
d8d0d0b2 689 gray
3abe5fbd 690 hardcoded_tables
c88f5d72 691 ipv6
f5a756ef
DB
692 libamr_nb
693 libamr_wb
f7b8bffe 694 libdc1394
690bfceb 695 libdirac
2eed5a46
DB
696 libfaac
697 libfaad
698 libfaadbin
c88f5d72 699 libgsm
6ebe07fb 700 libmp3lame
c88f5d72 701 libnut
f7cd9eed 702 libschroedinger
150d2772 703 libtheora
c88f5d72 704 libvorbis
1cc60c47
DB
705 libx264
706 libxvid
c88f5d72 707 memalign_hack
a8150374 708 mlib
c88f5d72
MR
709 mpegaudio_hp
710 network
3fe142e2 711 nonfree
4a24ab64 712 postproc
2b4c3615 713 powerpc_perf
bd2216e4 714 small
13ca50f3 715 swscale
c88f5d72 716 vhook
56a059ac 717 x11grab
c88f5d72 718 zlib
4a0d6686 719"
c88f5d72 720
8eee7025
DB
721THREADS_LIST='
722 beosthreads
d22e8442 723 os2threads
8eee7025
DB
724 pthreads
725 w32threads
726'
727
3f5b56e5
MR
728ARCH_LIST='
729 alpha
730 armv4l
731 bfin
732 ia64
733 m68k
734 mips
735 parisc
736 powerpc
737 s390
738 sh4
739 sparc
740 sparc64
741 x86
742 x86_32
743 x86_64
744'
745
746ARCH_EXT_LIST='
1ac9331a 747 altivec
1ac9331a 748 armv5te
edab3048 749 armv6
f55b299a 750 armvfp
3f5b56e5
MR
751 iwmmxt
752 mmi
753 mmx
d7f0920b 754 mmx2
6b18d278 755 neon
9eeed841 756 ssse3
bd9d34a0 757 vis
3f5b56e5
MR
758'
759
760HAVE_LIST="
761 $ARCH_EXT_LIST
762 $THREADS_LIST
763 altivec_h
c9fdab0d 764 arpa_inet_h
6bd859d6 765 bswap
ecf97f22 766 closesocket
1ac9331a 767 cmov
e16e49ac 768 conio_h
c88f5d72 769 dcbzl
f8aa696f
DB
770 dev_bktr_ioctl_bt848_h
771 dev_bktr_ioctl_meteor_h
772 dev_ic_bt8xx_h
773 dev_video_meteor_ioctl_meteor_h
774 dev_video_bktr_ioctl_bt848_h
18b67ae5 775 dlfcn_h
c88f5d72 776 dlopen
bc574408 777 dos_paths
245626d0
DB
778 ebp_available
779 ebx_available
c2a29455 780 fast_64bit
7073e9fc 781 fast_cmov
7b829d2a 782 fast_unaligned
9d99cc5a 783 fork
c88f5d72 784 freetype2
da9e86f8 785 gethrtime
4e68cb8a 786 GetProcessTimes
66be5b45 787 getrusage
c88f5d72 788 imlib2
2e1913b1 789 inet_aton
61d251db 790 inline_asm
0b4a1821
AS
791 libdc1394_1
792 libdc1394_2
a33cab3a
MK
793 llrint
794 lrint
c88f5d72 795 lrintf
f8aa696f
DB
796 machine_ioctl_bt848_h
797 machine_ioctl_meteor_h
c88f5d72
MR
798 malloc_h
799 memalign
6ffa87d3 800 mkstemp
b4e806b2 801 pld
9cafbd6c 802 ppc64
a33cab3a
MK
803 round
804 roundf
c88f5d72
MR
805 sdl
806 sdl_video_size
72be9e73 807 socklen_t
deb29777 808 soundcard_h
f8cda19e 809 poll_h
b58412f1 810 sys_mman_h
b091aa44 811 sys_resource_h
81644c2e 812 sys_select_h
deb29777 813 sys_soundcard_h
1b6e8b73 814 sys_videoio_h
e16e49ac 815 termios_h
b265431e 816 threads
6ff3f3e7 817 winsock2_h
304d586d 818 yasm
0cb78cef 819"
44161118 820
520cc7f1 821CMDLINE_SELECT="
3f5b56e5 822 $ARCH_EXT_LIST
520cc7f1 823 $CONFIG_LIST
8eee7025 824 $THREADS_LIST
db6107b6 825 cross_compile
520cc7f1
MR
826 debug
827 extra_warnings
8c6afa4d 828 logging
d2bbb2f7 829 optimizations
520cc7f1
MR
830 shared
831 static
87a0fb62 832 stripping
520cc7f1 833"
426be5dc
DB
834
835PATHS_LIST='
d156bede 836 bindir
26759c44
MR
837 incdir
838 libdir
26759c44
MR
839 mandir
840 prefix
841 shlibdir
426be5dc
DB
842'
843
844CMDLINE_SET="
845 $PATHS_LIST
846 arch
847 build_suffix
848 cc
849 cpu
850 cross_prefix
ac63af34 851 extra_version
426be5dc 852 logfile
26759c44
MR
853 source_path
854 target_os
426be5dc 855"
520cc7f1 856
912f3148
DB
857# code dependency declarations
858
9eeed841
MR
859# architecture extensions
860altivec_deps="powerpc"
861armv5te_deps="armv4l"
862armv6_deps="armv4l"
f55b299a 863armvfp_deps="armv4l"
9eeed841 864iwmmxt_deps="armv4l"
e241ba14 865mmi_deps="mips"
9eeed841 866mmx_deps="x86"
fbef871d 867mmx2_deps="x86 mmx"
6b18d278 868neon_deps="armv4l"
9eeed841 869ssse3_deps="x86"
bd9d34a0 870vis_deps="sparc"
9eeed841 871
912f3148 872# decoders / encoders
d8d12c15 873ac3_decoder_deps="gpl"
33a0dd37 874dxa_decoder_deps="zlib"
406ab5cc 875eac3_decoder_deps="gpl"
30fd06be 876flashsv_decoder_deps="zlib"
773be23a 877flashsv_encoder_deps="zlib"
b517af05 878mlp_decoder_deps="mlp_parser"
30fd06be
MR
879mpeg_xvmc_decoder_deps="xvmc"
880png_decoder_deps="zlib"
881png_encoder_deps="zlib"
30fd06be
MR
882zmbv_decoder_deps="zlib"
883zmbv_encoder_deps="zlib"
884
912f3148 885# external libraries
f5a756ef
DB
886libamr_nb_decoder_deps="libamr_nb"
887libamr_nb_encoder_deps="libamr_nb"
888libamr_wb_decoder_deps="libamr_wb"
889libamr_wb_encoder_deps="libamr_wb"
1b71f045 890libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 891libdirac_encoder_deps="libdirac"
c9171a83 892libfaac_encoder_deps="libfaac"
69ddbd1d 893libfaad_decoder_deps="libfaad"
4ec45764 894libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
895libgsm_decoder_deps="libgsm"
896libgsm_encoder_deps="libgsm"
8ffed8d8
MR
897libgsm_ms_decoder_deps="libgsm"
898libgsm_ms_encoder_deps="libgsm"
1cc60c47 899libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
900libschroedinger_decoder_deps="libschroedinger"
901libschroedinger_encoder_deps="libschroedinger"
150d2772 902libtheora_encoder_deps="libtheora"
b0caf888 903libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
904libx264_encoder_deps="libx264"
905libxvid_encoder_deps="libxvid"
13566c31 906mpeg4aac_decoder_deps="libfaad"
30fd06be 907
912f3148 908# demuxers / muxers
03a76ba9 909ac3_demuxer_deps="ac3_parser"
50383e88 910audio_beos_demuxer_deps="audio_beos"
4ec45764 911audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 912audio_beos_muxer_deps="audio_beos"
4ec45764 913audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 914avisynth_demuxer_deps="avisynth"
73483024 915bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 916dirac_demuxer_deps="dirac_parser"
fe9bb347 917dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 918libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
919libnut_demuxer_deps="libnut"
920libnut_muxer_deps="libnut"
4bd8e17c 921mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
922oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
923oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 924redir_demuxer_deps="network"
8eb793c4 925rtp_muxer_deps="network rtp_protocol"
95c21842
LA
926rtsp_demuxer_deps="sdp_demuxer"
927sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 928v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 929v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
930vfwcap_demuxer_deps="capCreateCaptureWindow"
931vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 932x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 933x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 934
912f3148 935# protocols
c08fb000
AB
936http_protocol_deps="network"
937rtp_protocol_deps="udp_protocol"
938tcp_protocol_deps="network"
939udp_protocol_deps="network"
940
f7679c54 941# filters
81124ba0 942movie_filter_deps="avfilter_lavf"
f7679c54 943
912f3148 944# programs
fa859b4d 945ffplay_deps="sdl"
6ad42348 946ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
947ffserver_extralibs='$ldl'
948vhook_extralibs='$ldl'
a2830dca 949
912f3148 950
de6d9b64 951# default parameters
8a608357 952
2ba042a7 953logfile="config.err"
8a608357
MR
954
955# installation paths
c9d19248
MR
956prefix_default="/usr/local"
957bindir_default='${prefix}/bin'
958incdir_default='${prefix}/include'
959libdir_default='${prefix}/lib'
960mandir_default='${prefix}/share/man'
961shlibdir_default="$libdir_default"
8a608357
MR
962
963# toolchain
de6d9b64 964cc="gcc"
304d586d 965yasmexe="yasm"
de6d9b64 966ar="ar"
503d5b58 967nm="nm"
be7109c1 968ranlib="ranlib"
0f3cb305 969strip="strip"
8a608357 970asmalign_pot="unknown"
20369773 971ln_s="ln -sf"
304d586d 972objformat="elf"
8a608357
MR
973
974# machine
cc6a90dd 975arch=`uname -m`
38d0a8aa 976cpu="generic"
8a608357 977
8a608357 978# OS
4f854758 979target_os=$(tolower $(uname -s))
8a608357 980
8a608357 981# libraries
f402916e 982enable bzlib
497237c7 983enable zlib
8a608357
MR
984
985# configurable options
497237c7 986enable debug
497237c7
RP
987enable ffmpeg
988enable ffplay
989enable ffserver
990enable ipv6
497237c7
RP
991enable mpegaudio_hp
992enable network
8400d6b8 993enable optimizations
497237c7 994enable protocols
530dc538 995enable static
87a0fb62 996enable stripping
8a608357
MR
997vhook="default"
998
8a608357 999# build settings
11a9d3e8 1000add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1001SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1002VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1003FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1004LIBPREF="lib"
1005LIBSUF=".a"
c5f14466
RP
1006FULLNAME='$(NAME)$(BUILDSUF)'
1007LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1008SLIBPREF="lib"
1009SLIBSUF=".so"
c5f14466 1010SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1011SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1012SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1013LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1014
0d7dca36
DB
1015# gcc stupidly only outputs the basename of targets with -MM, but we need the
1016# full relative path for objects in subdirectories for non-recursive Make.
53bd9d92 1017DEPEND_CMD='$(CC) $(CFLAGS) -MM -MG $< | sed -e "/^\#.*/d" -e "1s,^,$(@D)/," -e "s,\\([[:space:]]\\)\\(version\\.h\\),\\1\$$(BUILD_ROOT_REL)/\\2,"'
315c741d 1018
c597172e
MR
1019# find source path
1020source_path="`dirname \"$0\"`"
497237c7 1021enable source_path_used
c597172e
MR
1022if test -z "$source_path" -o "$source_path" = "." ; then
1023 source_path="`pwd`"
497237c7 1024 disable source_path_used
c597172e
MR
1025else
1026 source_path="`cd \"$source_path\"; pwd`"
1027 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1028 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1029fi
1030
c597172e
MR
1031FFMPEG_CONFIGURATION="$@"
1032
73ef8980
MR
1033find_things(){
1034 thing=$1
1035 pattern=$2
1036 file=$source_path/$3
932ccf39 1037 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1038}
1039
1040ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1041DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1042PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1043BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1044MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1045DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1046OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1047INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1048PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1049FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1050
7483e694
DB
1051enable $ARCH_EXT_LIST \
1052 $DECODER_LIST \
1053 $ENCODER_LIST \
1054 $PARSER_LIST \
1055 $BSF_LIST \
1056 $DEMUXER_LIST \
1057 $MUXER_LIST \
f7679c54 1058 $FILTER_LIST \
7483e694
DB
1059 $PROTOCOL_LIST \
1060 $INDEV_LIST \
1061 $OUTDEV_LIST \
c597172e
MR
1062
1063die_unknown(){
1064 echo "Unknown option \"$1\"."
1065 echo "See $0 --help for available options."
1066 exit 1
1067}
1068
794f8e97 1069show_list() {
bf0c4afa
RP
1070 suffix=_$1
1071 shift
1072 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1073 exit 0
1074}
1075
c597172e 1076for opt do
7483e694
DB
1077 optval="${opt#*=}"
1078 case "$opt" in
7483e694
DB
1079 --extra-cflags=*) add_cflags "$optval"
1080 ;;
1081 --extra-ldflags=*) add_ldflags "$optval"
1082 ;;
1083 --extra-libs=*) add_extralibs "$optval"
1084 ;;
8fb1cb58 1085 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1086 ;;
40bcf4c7
BL
1087 --enable-debug=*) debuglevel="$optval"
1088 ;;
7483e694
DB
1089 --enable-*=*|--disable-*=*)
1090 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1091 case "$thing" in
81124ba0 1092 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1093 *) die_unknown "$opt" ;;
1094 esac
1095 ;;
1096 --enable-?*|--disable-?*)
1097 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1098 if is_in $option $COMPONENT_LIST; then
1099 eval $action \$$(toupper ${option%s})_LIST
1100 elif is_in $option $CMDLINE_SELECT; then
1101 $action $option
1102 else
1103 die_unknown $opt
1104 fi
7483e694
DB
1105 ;;
1106 --list-*)
1107 NAME="${opt#--list-}"
1108 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1109 NAME=${NAME%s}
1110 eval show_list $NAME \$$(toupper $NAME)_LIST
1111 ;;
1112 --help|-h) show_help
1113 ;;
1114 *)
26759c44
MR
1115 optname="${opt%=*}"
1116 optname="${optname#--}"
1117 optname=$(echo "$optname" | sed 's/-/_/g')
1118 is_in $optname $CMDLINE_SET || die_unknown $opt
1119 eval $optname='$optval'
7483e694
DB
1120 ;;
1121 esac
c597172e
MR
1122done
1123
bcea99bb
MR
1124disabled logging && logfile=/dev/null
1125
1126echo "# $0 $@" > $logfile
1127set >> $logfile
1128
adb2b908 1129cc="${cross_prefix}${cc}"
304d586d 1130yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1131ar="${cross_prefix}${ar}"
1132nm="${cross_prefix}${nm}"
1133ranlib="${cross_prefix}${ranlib}"
1134strip="${cross_prefix}${strip}"
1135
e4e69e0b
MR
1136# set temporary file name
1137if test ! -z "$TMPDIR" ; then
1138 TMPDIR1="${TMPDIR}"
1139elif test ! -z "$TEMPDIR" ; then
1140 TMPDIR1="${TEMPDIR}"
1141else
1142 TMPDIR1="/tmp"
1143fi
1144
1145TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1146TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1147TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1148TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1149TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1150TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1151
e9b9a2f8
MN
1152check_cflags -std=c99
1153
b24dbcbd
RP
1154case "$arch" in
1155 i386|i486|i586|i686|i86pc|BePC)
1156 arch="x86_32"
1157 enable fast_unaligned
1158 ;;
1159 x86_64|amd64)
1160 arch="x86_32"
1161 enable fast_unaligned
1162 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1163 int test[sizeof(char*) - 7];
1164EOF
1165 ;;
1166 # armv4l is a subset of armv[567]*l
1167 arm|armv[4567]*l)
1168 arch="armv4l"
1169 ;;
1170 alpha)
1171 arch="alpha"
1172 enable fast_64bit
1173 ;;
1174 "Power Macintosh"|ppc|powerpc)
1175 arch="powerpc"
aa8bc0f1 1176 enable fast_unaligned
b24dbcbd
RP
1177 ;;
1178 ppc64)
1179 arch="powerpc"
1180 enable fast_64bit
aa8bc0f1 1181 enable fast_unaligned
b24dbcbd
RP
1182 ;;
1183 mips|mipsel|IP*)
1184 arch="mips"
1185 ;;
1186 sun4u|sparc64)
1187 arch="sparc64"
1188 enable fast_64bit
1189 ;;
1190 sparc)
1191 arch="sparc"
1192 ;;
1193 sh4)
1194 arch="sh4"
1195 ;;
1196 parisc)
1197 arch="parisc"
1198 ;;
1199 parisc64)
1200 arch="parisc"
1201 enable fast_64bit
1202 ;;
1203 s390|s390x)
1204 arch="s390"
1205 ;;
1206 m68k)
1207 arch="m68k"
1208 ;;
1209 ia64)
1210 arch="ia64"
1211 enable fast_64bit
1212 ;;
1213 bfin)
1214 arch="bfin"
1215 ;;
1216 *)
1217 arch="unknown"
1218 ;;
1219esac
1220
1221enable $arch
1222enabled_any x86_32 x86_64 && enable x86
1223enabled sparc64 && enable sparc
1224
7483e694 1225# OS specific
4f854758 1226case $target_os in
7483e694 1227 beos|haiku|zeta)
c9d19248 1228 prefix_default="$HOME/config"
7483e694
DB
1229 # helps building libavcodec
1230 add_cflags "-DPIC -fomit-frame-pointer"
1231 # 3 gcc releases known for BeOS, each with ugly bugs
1232 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1233 case "$gcc_version" in
1234 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1235 disable mmx
1236 ;;
1237 *20010315*) echo "BeBits gcc"
1238 add_cflags "-fno-expensive-optimizations"
1239 ;;
1240 esac
7483e694
DB
1241 SHFLAGS=-nostart
1242 # enable BeOS things
1243 enable audio_beos
1244 # no need for libm, but the inet stuff
1245 # Check for BONE
1246 # XXX: actually should check for NOT net_server
78fe7631 1247 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1248 network_extralibs="-lbind -lsocket"
1249 else
1250 enable beos_netserver
1251 network_extralibs="-lnet"
1252 fi ;;
1253 sunos)
1254 FFSERVERLDFLAGS=""
9987769a 1255 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1256 network_extralibs="-lsocket -lnsl"
1257 ;;
1258 netbsd)
1259 oss_demuxer_extralibs="-lossaudio"
1260 oss_muxer_extralibs="-lossaudio"
1261 ;;
1262 openbsd)
1263 disable need_memalign
1264 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1265 SHFLAGS='-shared'
1266 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1267 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1268 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1269 oss_demuxer_extralibs="-lossaudio"
1270 oss_muxer_extralibs="-lossaudio"
1271 ;;
1272 freebsd)
1273 disable need_memalign
1274 ;;
1275 bsd/os)
1276 osextralibs="-lpoll -lgnugetopt"
1277 strip="strip -d"
1278 ;;
1279 darwin)
1280 disable need_memalign
0138c54e 1281 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1282 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1283 strip="strip -x"
1284 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1285 SLIBSUF=".dylib"
1286 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1287 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1288 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1289 objformat="macho"
1b0f6fb8 1290 enabled x86_64 && objformat="macho64"
7483e694
DB
1291 ;;
1292 mingw32*)
4f854758 1293 target_os=mingw32
dcc01c06
RP
1294 LIBTARGET=i386
1295 if test $arch = x86_64; then
1296 disable need_memalign
1297 LIBTARGET=x64
1298 fi
fbd971a4 1299 shlibdir_default="$bindir_default"
7483e694
DB
1300 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1301 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1302 if enabled swscale; then
7483e694
DB
1303 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1304 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1305 fi
1306 disable ffserver
1307 SLIBPREF=""
1308 SLIBSUF=".dll"
1309 EXESUF=".exe"
1310 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1311 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1312 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1313 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1314 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1315 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1316 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1317 objformat="win32"
bc574408 1318 enable dos_paths
7483e694
DB
1319 ;;
1320 cygwin*)
4f854758 1321 target_os=cygwin
fbd971a4 1322 shlibdir_default="$bindir_default"
7483e694
DB
1323 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1324 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1325 if enabled swscale; then
7483e694
DB
1326 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1327 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1328 fi
1329 EXESUF=".exe"
1330 SLIBPREF="cyg"
1331 SLIBSUF=".dll"
1332 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1333 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1334 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1335 objformat="win32"
bc574408 1336 enable dos_paths
7483e694 1337 ;;
4f365f37 1338 *-dos|freedos|opendos)
4f365f37
MK
1339 disable ffplay ffserver vhook
1340 disable $INDEV_LIST $OUTDEV_LIST
1341 network_extralibs="-lsocket"
1342 EXESUF=".exe"
304d586d 1343 objformat="win32"
bc574408 1344 enable dos_paths
4f365f37 1345 ;;
7483e694 1346 linux)
7483e694
DB
1347 enable dv1394
1348 ;;
1349 irix*)
4f854758 1350 target_os=irix
7483e694
DB
1351 ranlib="echo ignoring ranlib"
1352 ;;
d22e8442 1353 os/2*)
d22e8442
DY
1354 strip="lxlite"
1355 ln_s="cp -f"
d22e8442
DY
1356 EXESUF=".exe"
1357 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1358 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1359 FFSERVERLDFLAGS=""
287d3b13 1360 LIBSUF="_s.a"
d22e8442
DY
1361 SLIBPREF=""
1362 SLIBSUF=".dll"
1363 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1364 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1365 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1366 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1367 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1368 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1369 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1370 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1371 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1372 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1373 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1374 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1375 disable vhook
bc574408 1376 enable dos_paths
d22e8442 1377 ;;
269820f1
PR
1378 interix)
1379 disable vhook
1380 ;;
d22e8442 1381
7483e694 1382 *)
4f854758 1383 target_os="${target_os}-UNKNOWN"
7483e694
DB
1384 ;;
1385esac
1386
c9d19248
MR
1387set_default $PATHS_LIST
1388
c597172e 1389add_extralibs $osextralibs
de6d9b64 1390
28d8e661
DB
1391# Combine FFLDFLAGS and the LDFLAGS environment variable.
1392LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1393
497237c7 1394test -n "$cross_prefix" && enable cross_compile
1ea46bed 1395
320d060a 1396# we need to build at least one lib type
93b3c083 1397if ! enabled_any static shared; then
320d060a
DB
1398 cat <<EOF
1399At least one library type must be built.
1400Specify --enable-static to build the static libraries or --enable-shared to
1401build the shared libraries as well. To only build the shared libraries specify
1402--disable-static in addition to --enable-shared.
1403EOF
1404 exit 1;
1405fi
1406
abc4e572 1407disabled static && LIBNAME=""
2a320695 1408
a2234ceb
RP
1409if enabled_any libfaad libfaadbin ; then
1410 if check_header faad.h; then
295b8c70 1411 check_cc <<EOF
a2234ceb
RP
1412#include <faad.h>
1413#ifndef FAAD2_VERSION
1414ok faad1
1415#endif
db817cf3 1416int main(void) { return 0; }
a2234ceb
RP
1417EOF
1418 test $? = 0 && enable libfaad2
1419 else
ff3dac65 1420 die "FAAD test failed."
a2234ceb
RP
1421 fi
1422fi
1423
1424
93b3c083 1425if ! enabled gpl; then
54118497
RP
1426 die_gpl_disabled(){
1427 name=$1
1428 shift
1429 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1430 }
4a24ab64 1431 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1432 die_gpl_disabled "libx264" libx264
1433 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1434 die_gpl_disabled "FAAD2" libfaad2
1435 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1436 die_gpl_disabled "The software scaler" swscale
ebb810d9 1437fi
b2e3c528 1438
3fe142e2
DB
1439if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1440 die "libamr is nonfree and --enable-nonfree is not specified."
1441fi
1442
9eeed841 1443check_deps $ARCH_EXT_LIST
0f3cb305 1444
5d323602
MR
1445test -z "$need_memalign" && need_memalign="$mmx"
1446
cf9d24ad 1447#Darwin CC versions
4f854758 1448if test $target_os = darwin; then
3dddba4b 1449 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1450 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1451 else
8541cc27 1452 add_cflags "-pipe"
26c1b3be
DB
1453 check_cflags "-force_cpusubtype_ALL"
1454 check_cflags "-Wno-sign-compare"
f946a9a4 1455 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1456 fi
2a1a6b64
MN
1457fi
1458
40617a6d 1459disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1460
a4adb608 1461# Add processor-specific flags
38d0a8aa 1462if test $cpu != "generic"; then
bc8ec47b
MR
1463 warn_altivec(){
1464 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1465 }
38d0a8aa 1466 case $cpu in
bb270c08 1467 601|ppc601|PowerPC601)
1c5d830c 1468 add_cflags "-mcpu=601"
bc8ec47b 1469 warn_altivec enabled PPC601
bb270c08
DB
1470 ;;
1471 603*|ppc603*|PowerPC603*)
1c5d830c 1472 add_cflags "-mcpu=603"
bc8ec47b 1473 warn_altivec enabled PPC603
bb270c08
DB
1474 ;;
1475 604*|ppc604*|PowerPC604*)
1c5d830c 1476 add_cflags "-mcpu=604"
bc8ec47b 1477 warn_altivec enabled PPC604
bb270c08
DB
1478 ;;
1479 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1480 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1481 warn_altivec enabled PPC75x
bb270c08
DB
1482 ;;
1483 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1484 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1485 warn_altivec disabled PPC745x
bb270c08
DB
1486 ;;
1487 74*|ppc74*|PowerPC74*)
1c5d830c 1488 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1489 warn_altivec disabled PPC74xx
bb270c08
DB
1490 ;;
1491 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1492 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1493 warn_altivec disabled PPC970
9cafbd6c 1494 enable ppc64
bb270c08 1495 ;;
e07e357d
LB
1496 Cell|CELL|cell)
1497 add_cflags "-mcpu=cell"
1498 warn_altivec disabled Cell
9cafbd6c 1499 enable ppc64
e07e357d 1500 ;;
e7768fc5
GP
1501 # targets that do NOT support conditional mov (cmov)
1502 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1503 add_cflags "-march=$cpu"
497237c7 1504 disable cmov
e7768fc5
GP
1505 ;;
1506 # targets that do support conditional mov (cmov)
416519dd 1507 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1508 add_cflags "-march=$cpu"
497237c7
RP
1509 enable cmov
1510 enable fast_cmov
94e4c3a3
GP
1511 ;;
1512 # targets that do support conditional mov but on which it's slow
800a5a19 1513 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1514 add_cflags "-march=$cpu"
497237c7
RP
1515 enable cmov
1516 disable fast_cmov
bb270c08 1517 ;;
d7b34d08 1518 sparc64)
1c5d830c 1519 add_cflags "-mcpu=v9"
d7b34d08 1520 ;;
f2e49553
MR
1521 arm11*|cortex*)
1522 add_cflags "-mcpu=$cpu"
1523 enable fast_unaligned
1524 ;;
1525 arm*)
6b19786b
MR
1526 add_cflags "-mcpu=$cpu"
1527 ;;
bb270c08 1528 *)
7483e694 1529 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1530 ;;
a4adb608
MN
1531 esac
1532fi
1533
be0d52ab 1534# make sure we can execute files in $TMPDIR
2270b4b2 1535cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1536#! /bin/sh
1537EOF
2270b4b2
DB
1538chmod +x $TMPSH >> $logfile 2>&1
1539if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1540 cat <<EOF
1541Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1542variable to another directory and make sure that $TMPDIR1 is not mounted
1543noexec.
be0d52ab
MR
1544EOF
1545 die "Sanity test failed."
1546fi
edd08265 1547rm $TMPSH
be0d52ab 1548
1a268acc
MR
1549# compiler sanity check
1550check_exec <<EOF
c23a0ac8 1551int main(void){ return 0; }
1a268acc
MR
1552EOF
1553if test "$?" != 0; then
1554 echo "$cc is unable to create an executable file."
93b3c083 1555 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1556 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1557 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1558 fi
1559 die "C compiler test failed."
1560fi
1561
b4d96ba2
MR
1562check_cc <<EOF || die "Symbol mangling check failed."
1563int ff_extern;
1564EOF
2f05d9c1 1565sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1566extern_prefix=${sym%%ff_extern*}
1567
61d251db
MR
1568check_asm inline_asm '""'
1569
9eeed841 1570if enabled x86; then
44965991
PI
1571 # check whether EBP is available on x86
1572 # As 'i' is stored on the stack, this program will crash
1573 # if the base pointer is used to access it because the
1574 # base pointer is cleared in the inline assembly code.
7dfef245 1575 check_exec_crash <<EOF && enable ebp_available
44965991 1576 volatile int i=0;
be449fca 1577 __asm__ volatile (
44965991
PI
1578 "xorl %%ebp, %%ebp"
1579 ::: "%ebp");
1580 return i;
44965991
PI
1581EOF
1582
1583 # check wether EBX is available on x86
940f335a 1584 check_asm ebx_available '"":::"%ebx"'
8e380710 1585
d7f0920b 1586 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1587 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1588 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1589
1590 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1591
1592 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1593 enabled x86_64 && append YASMFLAGS "-m amd64"
1594 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1595 case "$objformat" in
1596 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1597 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1598 *) append YASMFLAGS "-DPREFIX" ;;
1599 esac
1600 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1601fi
1602
87ea51e0
LB
1603# check for assembler specific support
1604
cc6a90dd 1605if test $arch = "powerpc"; then
5eb39de9 1606 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1607fi
1608
57bd82d4
MR
1609# check for SIMD availability
1610
115329f1 1611# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1612if enabled altivec; then
3ed1a2ee
DB
1613 check_cflags -maltivec -mabi=altivec &&
1614 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1615 check_cflags -faltivec
b6e52719 1616
0182fee8 1617 # check if our compiler supports Motorola AltiVec C API
497237c7 1618 check_cc <<EOF || disable altivec
dcd479c0 1619$inc_altivec_h
a9a07762
MN
1620int main(void) {
1621 vector signed int v1, v2, v3;
1622 v1 = vec_add(v2,v3);
1623 return 0;
1624}
1625EOF
b006b26c
DB
1626
1627 # check if our compiler supports braces for vector declarations
80a61f08 1628 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1629$inc_altivec_h
80a61f08 1630int main (void) { (vector int) {1}; return 0; }
b006b26c 1631EOF
a9a07762 1632fi
ab6c65f6 1633
b4e806b2
MC
1634# We have to check if pld is a nop and disable it.
1635enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1636enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1637enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1638enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1639enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1640enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1641enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1642enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1643
8b03def6
DB
1644enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1645
57bd82d4
MR
1646# ---
1647# big/little-endian test
9eebe687
MR
1648check_cc <<EOF || die "endian test failed"
1649unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1650EOF
d04d9e16 1651od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1652
a3999908 1653# ---
3d204385
NK
1654# check availability of some header files
1655
a98bb16d
RP
1656if check_func dlopen; then
1657 ldl=
1658elif check_func dlopen -ldl; then
1659 ldl=-ldl
8bf5d58f
MN
1660fi
1661
7483e694
DB
1662check_func fork
1663check_func gethrtime
1664check_func getrusage
094c09bb 1665check_func inet_aton $network_extralibs
7483e694
DB
1666check_func memalign
1667check_func mkstemp
2446d3d6 1668check_func_headers windows.h GetProcessTimes
6ffa87d3 1669
e16e49ac 1670check_header conio.h
a98bb16d
RP
1671check_header dlfcn.h
1672check_header malloc.h
bf6ce82d 1673check_header poll.h
b58412f1 1674check_header sys/mman.h
b091aa44 1675check_header sys/resource.h
bf6ce82d 1676check_header sys/select.h
a98bb16d
RP
1677check_header termios.h
1678
1679if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1680 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1681fi
e16e49ac 1682
e8214e0e 1683enabled zlib && check_lib zlib.h zlibVersion -lz || disable zlib
f402916e 1684enabled bzlib && check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1685
1686# check for some common methods of building with pthread support
1687# do this before the optional library checks as some of them require pthreads
1688if enabled pthreads; then
9e7fd101
MR
1689 if check_func pthread_create; then
1690 :
1691 elif check_func pthread_create -pthread; then
1692 add_cflags -pthread
afc9aee2 1693 add_extralibs -pthread
9e7fd101
MR
1694 elif check_func pthread_create -pthreads; then
1695 add_cflags -pthreads
afc9aee2 1696 add_extralibs -pthreads
8d94f606
GT
1697 elif check_func pthread_create -lpthreadGC2; then
1698 add_extralibs -lpthreadGC2
9e7fd101
MR
1699 elif ! check_lib pthread.h pthread_create -lpthread; then
1700 die "ERROR: can't find pthreads library"
1701 fi
57bd82d4
MR
1702fi
1703
8eee7025 1704for thread in $THREADS_LIST; do
e5f94c2b 1705 if enabled $thread; then
3ae3b721
RP
1706 test -n "$thread_type" &&
1707 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1708 thread_type="$thread"
e5f94c2b
RP
1709 fi
1710done
1711
fdf88598
MR
1712check_lib math.h sin -lm
1713
a33cab3a
MK
1714# test for C99 functions in math.h
1715for func in llrint lrint lrintf round roundf; do
1716 check_exec <<EOF && enable $func || disable $func
f32adb22 1717#include <math.h>
a33cab3a 1718int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1719EOF
a33cab3a 1720done
f32adb22 1721
57bd82d4 1722# these are off by default, so fail if requested and not available
79fda097 1723enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1724enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1725enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
690bfceb
AS
1726enabled libdirac && add_cflags "$(pkg-config --cflags dirac)" \
1727 && require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder \
1728 && require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1729enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1730enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694
DB
1731enabled libgsm && require libgsm gsm.h gsm_create -lgsm
1732enabled libmp3lame && require LAME lame/lame.h lame_init -lmp3lame -lm
1733enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
f7cd9eed 1734enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) \
0eeb52f9 1735 && require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
7483e694
DB
1736enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1737enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
ca9acf97 1738enabled libx264 && require x264 x264.h x264_encoder_open -lx264 -lm \
15fe16f4 1739 && require_cpp_condition x264 x264.h "X264_BUILD >= 65"
7483e694
DB
1740enabled libxvid && require Xvid xvid.h xvid_global -lxvidcore
1741enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1742
0b4a1821
AS
1743# libdc1394 check
1744if enabled libdc1394; then
1745 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1746 enable libdc1394_2; } ||
1747 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1748 enable libdc1394_1; } ||
1749 die "ERROR: No version of libdc1394 found "
1750fi
1751
1752
c13e1abd
FH
1753_restrict=
1754for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1755 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1756void foo(char * $restrict_keyword p);
1757EOF
c13e1abd
FH
1758done
1759
703afd07 1760test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1761
4f854758 1762if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1763 disable vhook
fbb9d104 1764 echo
b0268cc0 1765 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1766 echo "Patches welcome."
1767 echo
1768fi
1769
8d923001
MR
1770if enabled vhook; then
1771 check_ldflags -rdynamic
1772 check_ldflags -export-dynamic
1773fi
bfd2edeb 1774
eea50282
MR
1775check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1776check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1777
a86b921c 1778##########################################
29799f8b 1779# SDL check
a86b921c 1780
497237c7
RP
1781disable sdl_too_old
1782disable sdl
6a1a892f 1783SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1784if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1785 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1786 temp_cflags $sdl_cflags
dcd479c0 1787 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1788 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1789 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1790 if test "$_sdlversion" -lt 121 ; then
497237c7 1791 enable sdl_too_old
dcd479c0 1792 else
497237c7 1793 enable sdl
225e21ef 1794 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1795#include <SDL.h>
d6773f56 1796int main(int argc, char **argv){
29f3b38a
MR
1797 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1798 int w = vi->current_w;
1799 return 0;
1800}
1801EOF
dcd479c0
MR
1802 fi
1803 fi
29f3b38a 1804 restore_flags
c3f6b472 1805fi
57bd82d4 1806
2270b4b2 1807texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1808
7a91333f 1809##########################################
73b46a95
RP
1810# Network check
1811
1812if enabled network; then
668b65bd 1813 check_type sys/socket.h socklen_t
73b46a95
RP
1814 # Prefer arpa/inet.h over winsock2
1815 if check_header arpa/inet.h ; then
1816 check_func closesocket
1817 elif check_header winsock2.h ; then
ea10ddde 1818 network_extralibs="-lws2_32"
72be9e73 1819 check_type ws2tcpip.h socklen_t
2446d3d6 1820 check_func_headers winsock2.h closesocket
73b46a95
RP
1821 fi
1822fi
1823
1824##########################################
29799f8b 1825# IPv6 check
7a91333f 1826
497237c7 1827enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1828#include <sys/types.h>
1829#include <sys/socket.h>
1830#include <netinet/in.h>
1831#include <netdb.h>
db817cf3 1832int main(void) {
7483e694
DB
1833 struct sockaddr_storage saddr;
1834 struct ipv6_mreq mreq6;
1835 getaddrinfo(0,0,0,0);
1836 getnameinfo(0,0,0,0,0,0,0);
1837 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1838}
1839EOF
1840
06e31011
RP
1841check_header linux/videodev.h
1842check_header linux/videodev2.h
1b6e8b73 1843check_header sys/videoio.h
47f38850 1844
2446d3d6 1845check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1846
f8aa696f 1847# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1848{ check_header dev/bktr/ioctl_meteor.h &&
1849 check_header dev/bktr/ioctl_bt848.h; } ||
1850{ check_header machine/ioctl_meteor.h &&
1851 check_header machine/ioctl_bt848.h; } ||
1852{ check_header dev/video/meteor/ioctl_meteor.h &&
1853 check_header dev/video/bktr/ioctl_bt848.h; } ||
1854check_header dev/ic/bt8xx.h
f8aa696f 1855
c7682de0
RP
1856check_header sys/soundcard.h
1857check_header soundcard.h
deb29777 1858
7483e694 1859# deal with the X11 frame grabber
56a059ac 1860enabled x11grab &&
f58f4ce1
GP
1861check_header X11/Xlib.h &&
1862check_header X11/extensions/XShm.h &&
1863check_func XOpenDisplay -lX11 &&
06eab4ba 1864check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1865
40bcf4c7 1866enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1867
1868# add some useful compiler flags if supported
1869check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1870check_cflags -Wall
1871check_cflags -Wno-switch
c07bd6a9
MN
1872check_cflags -Wdisabled-optimization
1873check_cflags -Wpointer-arith
1874check_cflags -Wredundant-decls
cc1fb623 1875check_cflags -Wno-pointer-sign
f4929996 1876check_cflags -Wcast-qual
9aceb3cf 1877check_cflags -Wwrite-strings
652a5bf6 1878check_cflags -Wtype-limits
5af4e0cc 1879enabled extra_warnings && check_cflags -Winline
cf9d24ad 1880
57bd82d4 1881# add some linker flags
5c0e9479 1882check_ldflags -Wl,--warn-common
8351d2ba
DB
1883check_ldflags -Wl,--as-needed
1884check_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 1885check_ldflags -Wl,-Bsymbolic
94a3401e 1886
bd2216e4
MR
1887if enabled small; then
1888 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1889 optimizations="small"
1890elif enabled optimizations; then
3dddba4b 1891 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1892 add_cflags "-O5"
1893 add_ldflags "-O5"
cf9d24ad 1894 else
30a3e5d4 1895 add_cflags "-O3"
cf9d24ad 1896 fi
cddf3f45 1897fi
11fdbc44 1898check_cflags -fno-math-errno
b2eb2ff0 1899check_cflags -fno-signed-zeros
cddf3f45 1900
504a64b9 1901# add some flags for Intel C Compiler
0c45cd07 1902if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
1903 # Just warnings, no remarks
1904 check_cflags -w1
1905 # -wd: Disable following warnings
1906 # 144, 167, 556: -Wno-pointer-sign
1907 # 10006: ignoring unknown option -fno-signed-zeros
1908 # 10156: ignoring option '-W'; no argument required
1909 check_cflags -wd144,167,556,10006,10156
1910 # 11030: Warning unknown option --as-needed
1911 # 10156: ignoring option '-export'; no argument required
1912 check_ldflags -wd10156,11030
907eb3b5
CEH
1913 # Allow to compile with optimizations
1914 check_ldflags -march=$cpu
504a64b9
CEH
1915fi
1916
80581e98 1917# PIC flags for shared library objects where they are needed
5af4e0cc 1918if enabled shared; then
569cb218
MR
1919 # LIBOBJFLAGS may have already been set in the OS configuration
1920 if test -z "$LIBOBJFLAGS" ; then
1921 case "$arch" in
b6bd7268 1922 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
1923 esac
1924 fi
80581e98
MN
1925fi
1926
90be59ef 1927if enabled gprof; then
30a3e5d4
NP
1928 add_cflags "-p"
1929 add_ldflags "-p"
1db54e20
DB
1930fi
1931
3b26ee47 1932VHOOKCFLAGS="-fPIC"
18451f7d 1933
7f3c02fc 1934# Find out if the .align argument is a power of two or not.
4454dc1b 1935if test $asmalign_pot = "unknown"; then
497237c7 1936 disable asmalign_pot
be449fca 1937 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
1938fi
1939
7483e694
DB
1940enabled_any $DECODER_LIST && enable decoders
1941enabled_any $ENCODER_LIST && enable encoders
1942enabled_any $BSF_LIST && enable bsfs
1943enabled_any $DEMUXER_LIST && enable demuxers
1944enabled_any $MUXER_LIST && enable muxers
f7679c54 1945enabled_any $FILTER_LIST && enable filters
7483e694
DB
1946enabled_any $INDEV_LIST && enable demuxers
1947enabled_any $OUTDEV_LIST && enable muxers
1948enabled_any $PROTOCOL_LIST && enable protocols
1949
1950enabled_any $THREADS_LIST && enable threads
1951
1952check_deps $CONFIG_LIST \
1953 $HAVE_LIST \
1954 $DECODER_LIST \
1955 $ENCODER_LIST \
1956 $PARSER_LIST \
1957 $BSF_LIST \
1958 $DEMUXER_LIST \
1959 $MUXER_LIST \
f7679c54 1960 $FILTER_LIST \
7483e694
DB
1961 $INDEV_LIST \
1962 $OUTDEV_LIST \
1963 $PROTOCOL_LIST \
f70f03f6 1964
f7b8bffe 1965enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 1966enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 1967enabled libtheora && append pkg_requires "theora"
f9def9cc 1968enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 1969
3e89171a 1970echo "install prefix $prefix"
f36958f8
DB
1971echo "source path $source_path"
1972echo "C compiler $cc"
bfd5afd8 1973echo ".align is power-of-two $asmalign_pot"
f36958f8 1974echo "ARCH $arch ($cpu)"
ce8871c2
MR
1975if test "$build_suffix" != ""; then
1976 echo "build suffix $build_suffix"
eb94aca9 1977fi
ac63af34
DB
1978if test "$extra_version" != ""; then
1979 echo "version string suffix $extra_version"
1980fi
0db2ce77 1981echo "big-endian ${bigendian-no}"
419b8784 1982if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 1983 echo "yasm ${yasm-no}"
0db2ce77
MR
1984 echo "MMX enabled ${mmx-no}"
1985 echo "CMOV enabled ${cmov-no}"
1986 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
1987 echo "EBX available ${ebx_available-no}"
1988 echo "EBP available ${ebp_available-no}"
e41e8342 1989fi
cc6a90dd 1990if test $arch = "armv4l"; then
0db2ce77
MR
1991 echo "ARMv5TE enabled ${armv5te-no}"
1992 echo "ARMv6 enabled ${armv6-no}"
f55b299a 1993 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 1994 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 1995 echo "NEON enabled ${neon-no}"
eba9ae3c 1996fi
e241ba14 1997if test $arch = "mips"; then
0db2ce77 1998 echo "MMI enabled ${mmi-no}"
e41e8342 1999fi
cc6a90dd 2000if test $arch = "powerpc"; then
0db2ce77
MR
2001 echo "AltiVec enabled ${altivec-no}"
2002 echo "dcbzl available ${dcbzl-no}"
e41e8342 2003fi
0db2ce77
MR
2004echo "gprof enabled ${gprof-no}"
2005echo "debug symbols ${debug-no}"
87a0fb62 2006echo "strip symbols ${stripping-no}"
8400d6b8 2007echo "optimizations ${optimizations-no}"
0db2ce77
MR
2008echo "static ${static-no}"
2009echo "shared ${shared-no}"
4a24ab64 2010echo "postprocessing support ${postproc-no}"
13ca50f3 2011echo "software scaler enabled ${swscale-no}"
f7679c54 2012echo "new filter support ${avfilter-no}"
81124ba0 2013echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2014echo "video hooking ${vhook-no}"
90be59ef 2015if enabled vhook; then
0db2ce77
MR
2016 echo "Imlib2 support ${imlib2-no}"
2017 echo "FreeType support ${freetype2-no}"
68892110 2018fi
0db2ce77 2019echo "network support ${network-no}"
90be59ef 2020if enabled network; then
0db2ce77 2021 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2022fi
0db2ce77
MR
2023echo "threading support ${thread_type-no}"
2024echo "SDL support ${sdl-no}"
90be59ef 2025if enabled sdl_too_old; then
bfd5afd8
DB
2026 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2027fi
0db2ce77
MR
2028echo "Sun medialib support ${mlib-no}"
2029echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2030echo "libamr-nb support ${libamr_nb-no}"
2031echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2032echo "libdc1394 support ${libdc1394-no}"
690bfceb 2033echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2034echo "libfaac enabled ${libfaac-no}"
2035echo "libfaad enabled ${libfaad-no}"
7e0871a7 2036echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2037echo "libgsm enabled ${libgsm-no}"
2038echo "libmp3lame enabled ${libmp3lame-no}"
2039echo "libnut enabled ${libnut-no}"
f7cd9eed 2040echo "libschroedinger enabled ${libschroedinger-no}"
0db2ce77
MR
2041echo "libtheora enabled ${libtheora-no}"
2042echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2043echo "libx264 enabled ${libx264-no}"
2044echo "libxvid enabled ${libxvid-no}"
0db2ce77 2045echo "zlib enabled ${zlib-no}"
f402916e 2046echo "bzlib enabled ${bzlib-no}"
2c62e737 2047echo
de6d9b64 2048
f7679c54 2049for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2050 echo "Enabled ${type}s:"
f65c9da1 2051 eval list=\$$(toupper $type)_LIST
8138b9db 2052 for part in $list; do
f65c9da1
MR
2053 enabled $part && echo ${part%_*}
2054 done | sort | pr -3 -t
2055 echo
8138b9db
RP
2056done
2057
ba321adb
JK
2058license="LGPL"
2059if enabled nonfree; then
2060 license="unredistributable"
2061elif enabled gpl; then
2062 license="GPL"
2063fi
2064
2065echo "License: $license"
ca5323af 2066
cf1392e9
DB
2067echo "Creating config.mak and config.h..."
2068
29799f8b
DB
2069echo "# Automatically generated by configure - do not modify!" > config.mak
2070echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2071echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2072echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2073echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2074
d921f03f 2075echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2076echo "prefix=$prefix" >> config.mak
22a324da
DB
2077echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2078echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2079echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2080echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2081echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2082echo "CC=$cc" >> config.mak
304d586d 2083echo "YASM=$yasmexe" >> config.mak
980fc7b8 2084echo "AR=$ar" >> config.mak
be7109c1 2085echo "RANLIB=$ranlib" >> config.mak
20369773 2086echo "LN_S=$ln_s" >> config.mak
87a0fb62 2087enabled stripping &&
3ae3b721 2088 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2089 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2090
a9b3f630 2091echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2092echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2093echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2094echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2095echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2096echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2097echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2098echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2099echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2100echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2101echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2102echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2103echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2104echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2105echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2106echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2107echo "SLIBSUF=$SLIBSUF" >> config.mak
2108echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2109echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2110echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2111
90be59ef 2112if enabled bigendian; then
7483e694
DB
2113 echo "WORDS_BIGENDIAN=yes" >> config.mak
2114 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2115fi
44161118 2116
90be59ef 2117if enabled sdl; then
7483e694
DB
2118 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2119 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2120fi
90be59ef 2121if enabled texi2html; then
7483e694 2122 echo "BUILD_DOC=yes" >> config.mak
146ea952 2123fi
5a872801 2124
719c8e00
MR
2125get_version(){
2126 name=$1
2127 file=$source_path/$2
147e7692
MR
2128 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2129 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2130 lcname=$(tolower $name)
2131 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2132 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2133}
2134
147e7692
MR
2135get_version LIBSWSCALE libswscale/swscale.h
2136get_version LIBPOSTPROC libpostproc/postprocess.h
2137get_version LIBAVCODEC libavcodec/avcodec.h
2138get_version LIBAVDEVICE libavdevice/avdevice.h
2139get_version LIBAVFORMAT libavformat/avformat.h
2140get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2141get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2142
5af4e0cc 2143if enabled shared; then
7483e694
DB
2144 echo "BUILD_SHARED=yes" >> config.mak
2145 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2146 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2147 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2148 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2149 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2150 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2151 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2152 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2153 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2154fi
d7e27559 2155echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2156echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2157
3d907e22
MR
2158print_config ARCH_ $TMPH config.mak $ARCH_LIST
2159print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694
DB
2160print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
2161 $DECODER_LIST \
2162 $ENCODER_LIST \
2163 $PARSER_LIST \
2164 $BSF_LIST \
2165 $DEMUXER_LIST \
2166 $MUXER_LIST \
f7679c54 2167 $FILTER_LIST \
7483e694
DB
2168 $PROTOCOL_LIST \
2169 $INDEV_LIST \
2170 $OUTDEV_LIST \
8ac17293 2171
c13e1abd
FH
2172echo "#define restrict $_restrict" >> $TMPH
2173
bd2216e4 2174if enabled small; then
7483e694 2175 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2176fi
2177
997baf01
MR
2178echo "SRC_PATH=\"$source_path\"" >> config.mak
2179echo "SRC_PATH_BARE=$source_path" >> config.mak
2180echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2181
8156056e 2182# Apparently it's not possible to portably echo a backslash.
3ae3b721 2183enabled asmalign_pot &&
7483e694 2184 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2185 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2186
b4d96ba2 2187echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2188
9c05103f
DB
2189echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2190
b7860763 2191# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2192cmp -s $TMPH config.h &&
2193 echo "config.h is unchanged" ||
2194 mv -f $TMPH config.h
3d204385 2195
cea0ac52 2196rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2197
165af439 2198# build tree in object directory if source path is different from current one
90be59ef 2199if enabled source_path_used; then
165af439 2200 DIRS="\
7483e694
DB
2201 doc \
2202 libavcodec \
2203 libavcodec/alpha \
2204 libavcodec/armv4l \
2205 libavcodec/bfin \
2206 libavcodec/i386 \
2207 libavcodec/mlib \
2208 libavcodec/ppc \
2209 libavcodec/sh4 \
2210 libavcodec/sparc \
52a9cf34 2211 libavdevice \
f7679c54 2212 libavfilter \
7483e694
DB
2213 libavformat \
2214 libavutil \
2215 libpostproc \
2216 libswscale \
2217 tests \
2218 tools \
2219 vhook \
2220 "
165af439 2221 FILES="\
7483e694
DB
2222 Makefile \
2223 common.mak \
71c61f62 2224 subdir.mak \
7483e694
DB
2225 doc/texi2pod.pl \
2226 libavcodec/Makefile \
52a9cf34 2227 libavdevice/Makefile \
f7679c54 2228 libavfilter/Makefile \
7483e694
DB
2229 libavformat/Makefile \
2230 libavutil/Makefile \
2231 libpostproc/Makefile \
2232 libswscale/Makefile \
2233 "
165af439 2234 for dir in $DIRS ; do
7483e694 2235 mkdir -p $dir
165af439
MR
2236 done
2237 for f in $FILES ; do
20369773 2238 $ln_s "$source_path/$f" $f
165af439
MR
2239 done
2240fi
def4272a 2241
def4272a 2242
d0674868 2243# build pkg-config files
def4272a 2244
d0674868
DB
2245pkgconfig_generate(){
2246name=$1
e426941d 2247shortname=${name#lib}
d0674868
DB
2248comment=$2
2249version=$3
2250libs=$4
2251requires=$5
25cd5cb3 2252cat <<EOF > $name/$name.pc
3e89171a 2253prefix=$prefix
a94e666c 2254exec_prefix=\${prefix}
f2b7382c 2255libdir=$libdir
7622778e 2256includedir=$incdir
def4272a 2257
d0674868
DB
2258Name: $name
2259Description: $comment
2260Version: $version
5dcfe9f8
AH
2261Requires: $(disabled shared && echo $requires)
2262Requires.private: $(enabled shared && echo $requires)
def4272a 2263Conflicts:
12701f6e
AH
2264Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2265Libs.private: $(enabled shared && echo $libs)
76a448ed 2266Cflags: -I\${includedir}
def4272a 2267EOF
25cd5cb3 2268cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2269prefix=
2270exec_prefix=
46d1ff83 2271libdir=\${pcfiledir}
1d44d365 2272includedir=${source_path}
def4272a 2273
d0674868
DB
2274Name: $name
2275Description: $comment
2276Version: $version
2277Requires: $requires
def4272a 2278Conflicts:
12701f6e 2279Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2280Cflags: -I\${includedir}
2281EOF
d0674868 2282}
def4272a 2283
e426941d 2284pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2285pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2286pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2287pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2288enabled avfilter &&
35a71f1d 2289 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2290enabled postproc &&
e426941d 2291 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2292if enabled swscale; then
e426941d 2293 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2294else
f436a23e 2295 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2296 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2297fi