cosmetics: Move some options to more sensible places within the help output.
[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(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
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."
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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
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
74c53c2d
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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"
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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]"
e6b9d588
DB
71 echo " --enable-static build static libraries [yes]"
72 echo " --disable-static do not build static libraries [no]"
73 echo " --enable-shared build shared libraries [no]"
74 echo " --disable-shared do not build shared libraries [yes]"
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DB
75 echo " --enable-gpl allow use of GPL code, the resulting libs"
76 echo " and binaries will be under GPL [no]"
77 echo " --enable-nonfree allow use of nonfree code, the resulting libs"
78 echo " and binaries will be unredistributable [no]"
e6b9d588 79 echo " --enable-postproc enable GPLed postprocessing support [no]"
0a23c0bb 80 echo " --enable-swscale enable GPLed software scaler support [no]"
e6b9d588 81 echo " --enable-avfilter video filter support (replaces vhook) [no]"
0a23c0bb 82 echo " --enable-avfilter-lavf video filters dependent on avformat [no]"
4f50c3d5 83 echo " --disable-vhook disable video hooking support"
e6b9d588
DB
84 echo " --enable-beosthreads use BeOS threads [no]"
85 echo " --enable-os2threads use OS/2 threads [no]"
86 echo " --enable-pthreads use pthreads [no]"
87 echo " --enable-w32threads use Win32 threads [no]"
88 echo " --enable-x11grab enable X11 grabbing [no]"
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89 echo
90 echo "External library support:"
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91 echo " --enable-mlib enable Sun medialib [no]"
92 echo " --enable-avisynth enable reading of AVISynth script files [no]"
1f26f59f 93 echo " --enable-bzlib enable bzlib [no]"
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DB
94 echo " --enable-libamr-nb enable libamr-nb floating point audio codec"
95 echo " --enable-libamr-wb enable libamr-wb floating point audio codec"
f7b8bffe 96 echo " --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394"
e6b9d588
DB
97 echo " and libraw1394 [no]"
98 echo " --enable-libdirac enable Dirac support via libdirac [no]"
99 echo " --enable-libfaac enable FAAC support via libfaac [no]"
100 echo " --enable-libfaad enable FAAD support via libfaad [no]"
101 echo " --enable-libfaadbin open libfaad.so.0 at runtime [no]"
102 echo " --enable-libgsm enable GSM support via libgsm [no]"
103 echo " --enable-libmp3lame enable MP3 encoding via libmp3lame [no]"
31235134 104 echo " --enable-libnut enable NUT (de)muxing via libnut,"
0a23c0bb 105 echo " native (de)muxer exists [no]"
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DB
106 echo " --enable-libschroedinger enable Dirac support via libschroedinger [no]"
107 echo " --enable-libspeex enable Speex decoding via libspeex [no]"
108 echo " --enable-libtheora enable Theora encoding via libtheora [no]"
f9def9cc 109 echo " --enable-libvorbis enable Vorbis encoding via libvorbis,"
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DB
110 echo " native implementation exists [no]"
111 echo " --enable-libx264 enable H.264 encoding via x264 [no]"
1cc60c47 112 echo " --enable-libxvid enable Xvid encoding via xvidcore,"
e6b9d588 113 echo " native MPEG-4/Xvid encoder exists [no]"
1f26f59f 114 echo " --enable-zlib enable zlib [no]"
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115 echo ""
116 echo "Advanced options (experts only):"
117 echo " --source-path=PATH path to source code [$source_path]"
118 echo " --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]"
db6107b6 119 echo " --enable-cross-compile assume a cross-compiler is used"
4f854758 120 echo " --target-os=OS compiler targets OS [$target_os]"
74c53c2d 121 echo " --cc=CC use C compiler CC [$cc]"
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122 echo " --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]"
123 echo " --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]"
124 echo " --extra-libs=ELIBS add ELIBS [$ELIBS]"
ac63af34 125 echo " --extra-version=STRING version string suffix []"
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DB
126 echo " --build-suffix=SUFFIX library name suffix []"
127 echo " --arch=ARCH select architecture [$arch]"
128 echo " --cpu=CPU select the minimum required CPU (affects"
7c758d33 129 echo " instruction selection, may crash on older CPUs)"
2b4c3615 130 echo " --enable-powerpc-perf enable performance report on PPC"
74c53c2d 131 echo " (requires enabling PMC)"
4f50c3d5 132 echo " --disable-altivec disable AltiVec optimizations"
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133 echo " --disable-mmx disable MMX optimizations"
134 echo " --disable-mmx2 disable MMX2 optimizations"
135 echo " --disable-ssse3 disable SSSE3 optimizations"
136 echo " --disable-armv5te disable armv5te optimizations"
137 echo " --disable-armv6 disable armv6 optimizations"
138 echo " --disable-armvfp disable ARM VFP optimizations"
139 echo " --disable-iwmmxt disable iwmmxt optimizations"
e6b9d588 140 echo " --disable-network disable network support [no]"
0a23c0bb 141 echo " --disable-ipv6 disable IPv6 support [no]"
74c53c2d 142 echo " --disable-mpegaudio-hp faster (but less accurate)"
e6b9d588 143 echo " MPEG audio decoding [no]"
cde9e780 144 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 145 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 146 echo " --disable-ffplay disable ffplay build"
4f50c3d5 147 echo " --disable-ffserver disable ffserver build"
74c53c2d 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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DB
151 echo " --disable-encoder=NAME disable encoder NAME"
152 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 153 echo " --disable-encoders disable all encoders"
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DB
154 echo " --disable-decoder=NAME disable decoder NAME"
155 echo " --enable-decoder=NAME enable decoder NAME"
0a23c0bb
DB
156 echo " --disable-decoders disable all decoders"
157 echo " --disable-muxer=NAME disable muxer NAME"
158 echo " --enable-muxer=NAME enable muxer NAME"
159 echo " --disable-muxers disable all muxers"
160 echo " --disable-demuxer=NAME disable demuxer NAME"
161 echo " --enable-demuxer=NAME enable demuxer NAME"
162 echo " --disable-demuxers disable all demuxers"
163 echo " --enable-parser=NAME enable parser NAME"
164 echo " --disable-parser=NAME disable parser NAME"
165 echo " --disable-parsers disable all parsers"
166 echo " --enable-bsf=NAME enable bitstream filter NAME"
167 echo " --disable-bsf=NAME disable bitstream filter NAME"
168 echo " --disable-bsfs disable all bitstream filters"
169 echo " --enable-protocol=NAME enable protocol NAME"
170 echo " --disable-protocol=NAME disable protocol NAME"
171 echo " --disable-protocols disable all protocols"
172 echo " --disable-devices disable all devices"
173 echo " --enable-filter=NAME enable filter NAME"
174 echo " --disable-filter=NAME disable filter NAME"
175 echo " --disable-filters disable all filters"
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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 [$gprof]"
d2bbb2f7 191 echo " --disable-optimizations disable compiler optimizations"
0a622b98 192 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 193 echo " --disable-stripping disable stripping of executables and shared libraries"
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194 echo ""
195 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 196 exit 0
74c53c2d 197}
cf9d24ad 198
57bd82d4 199log(){
2270b4b2 200 echo "$@" >> $logfile
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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.
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225EOF
226 else
227cat <<EOF
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228Include the log file "$logfile" produced by configure as this will help
229solving the problem.
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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
MR
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
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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
85bca2c5
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
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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
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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"
bee2eac5 956svq3_decoder_suggest="zlib"
2eef7c62
AJ
957tiff_decoder_suggest="zlib"
958tiff_encoder_suggest="zlib"
959tscc_decoder_select="zlib"
47a158cb
MR
960vorbis_decoder_select="fft mdct"
961vorbis_encoder_select="fft mdct"
962wmav1_decoder_select="fft mdct"
963wmav1_encoder_select="fft mdct"
964wmav2_decoder_select="fft mdct"
965wmav2_encoder_select="fft mdct"
2eef7c62
AJ
966zlib_decoder_select="zlib"
967zlib_encoder_select="zlib"
968zmbv_decoder_select="zlib"
969zmbv_encoder_select="zlib"
30fd06be 970
912f3148 971# external libraries
f5a756ef
DB
972libamr_nb_decoder_deps="libamr_nb"
973libamr_nb_encoder_deps="libamr_nb"
974libamr_wb_decoder_deps="libamr_wb"
975libamr_wb_encoder_deps="libamr_wb"
1b71f045 976libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 977libdirac_encoder_deps="libdirac"
c9171a83 978libfaac_encoder_deps="libfaac"
69ddbd1d 979libfaad_decoder_deps="libfaad"
4ec45764 980libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
981libgsm_decoder_deps="libgsm"
982libgsm_encoder_deps="libgsm"
8ffed8d8
MR
983libgsm_ms_decoder_deps="libgsm"
984libgsm_ms_encoder_deps="libgsm"
1cc60c47 985libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
986libschroedinger_decoder_deps="libschroedinger"
987libschroedinger_encoder_deps="libschroedinger"
ae14f311 988libspeex_decoder_deps="libspeex"
150d2772 989libtheora_encoder_deps="libtheora"
b0caf888 990libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
991libx264_encoder_deps="libx264"
992libxvid_encoder_deps="libxvid"
13566c31 993mpeg4aac_decoder_deps="libfaad"
30fd06be 994
912f3148 995# demuxers / muxers
03a76ba9 996ac3_demuxer_deps="ac3_parser"
50383e88 997audio_beos_demuxer_deps="audio_beos"
4ec45764 998audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 999audio_beos_muxer_deps="audio_beos"
4ec45764 1000audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1001avisynth_demuxer_deps="avisynth"
73483024 1002bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1003dirac_demuxer_deps="dirac_parser"
fe9bb347 1004dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1005libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1006libnut_demuxer_deps="libnut"
1007libnut_muxer_deps="libnut"
2eef7c62
AJ
1008matroska_demuxer_suggest="zlib bzlib"
1009mov_demuxer_suggest="zlib"
4bd8e17c 1010mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1011oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1012oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1013redir_demuxer_deps="network"
8eb793c4 1014rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1015rtsp_demuxer_deps="sdp_demuxer"
1016sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1017v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1018v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1019vfwcap_demuxer_deps="capCreateCaptureWindow"
1020vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1021x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1022x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1023
912f3148 1024# protocols
c08fb000
AB
1025http_protocol_deps="network"
1026rtp_protocol_deps="udp_protocol"
1027tcp_protocol_deps="network"
1028udp_protocol_deps="network"
1029
f7679c54 1030# filters
81124ba0 1031movie_filter_deps="avfilter_lavf"
f7679c54 1032
912f3148 1033# programs
fa859b4d 1034ffplay_deps="sdl"
6ad42348 1035ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1036ffserver_extralibs='$ldl'
1037vhook_extralibs='$ldl'
a2830dca 1038
912f3148 1039
de6d9b64 1040# default parameters
8a608357 1041
2ba042a7 1042logfile="config.err"
8a608357
MR
1043
1044# installation paths
c9d19248
MR
1045prefix_default="/usr/local"
1046bindir_default='${prefix}/bin'
1047incdir_default='${prefix}/include'
1048libdir_default='${prefix}/lib'
1049mandir_default='${prefix}/share/man'
1050shlibdir_default="$libdir_default"
8a608357
MR
1051
1052# toolchain
13c7df3d 1053cc_default="gcc"
304d586d 1054yasmexe="yasm"
de6d9b64 1055ar="ar"
503d5b58 1056nm="nm"
be7109c1 1057ranlib="ranlib"
0f3cb305 1058strip="strip"
8a608357 1059asmalign_pot="unknown"
20369773 1060ln_s="ln -sf"
304d586d 1061objformat="elf"
8a608357
MR
1062
1063# machine
cc6a90dd 1064arch=`uname -m`
38d0a8aa 1065cpu="generic"
8a608357 1066
8a608357 1067# OS
4f854758 1068target_os=$(tolower $(uname -s))
8a608357 1069
8a608357 1070# configurable options
497237c7 1071enable debug
497237c7
RP
1072enable ffmpeg
1073enable ffplay
1074enable ffserver
1075enable ipv6
497237c7
RP
1076enable mpegaudio_hp
1077enable network
8400d6b8 1078enable optimizations
497237c7 1079enable protocols
530dc538 1080enable static
87a0fb62 1081enable stripping
8a608357
MR
1082vhook="default"
1083
8a608357 1084# build settings
11a9d3e8 1085add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1086SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1087VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1088FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1089LIBPREF="lib"
1090LIBSUF=".a"
c5f14466
RP
1091FULLNAME='$(NAME)$(BUILDSUF)'
1092LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1093SLIBPREF="lib"
1094SLIBSUF=".so"
c5f14466 1095SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1096SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1097SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1098LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1099
0d7dca36
DB
1100# gcc stupidly only outputs the basename of targets with -MM, but we need the
1101# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1102DEPEND_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 1103
c597172e
MR
1104# find source path
1105source_path="`dirname \"$0\"`"
497237c7 1106enable source_path_used
c597172e
MR
1107if test -z "$source_path" -o "$source_path" = "." ; then
1108 source_path="`pwd`"
497237c7 1109 disable source_path_used
c597172e
MR
1110else
1111 source_path="`cd \"$source_path\"; pwd`"
1112 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1113 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1114fi
1115
c597172e
MR
1116FFMPEG_CONFIGURATION="$@"
1117
73ef8980
MR
1118find_things(){
1119 thing=$1
1120 pattern=$2
1121 file=$source_path/$3
932ccf39 1122 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1123}
1124
1125ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1126DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1127PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1128BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1129MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1130DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1131OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1132INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1133PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1134FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1135
7483e694
DB
1136enable $ARCH_EXT_LIST \
1137 $DECODER_LIST \
1138 $ENCODER_LIST \
1139 $PARSER_LIST \
1140 $BSF_LIST \
1141 $DEMUXER_LIST \
1142 $MUXER_LIST \
f7679c54 1143 $FILTER_LIST \
7483e694
DB
1144 $PROTOCOL_LIST \
1145 $INDEV_LIST \
1146 $OUTDEV_LIST \
c597172e
MR
1147
1148die_unknown(){
1149 echo "Unknown option \"$1\"."
1150 echo "See $0 --help for available options."
1151 exit 1
1152}
1153
794f8e97 1154show_list() {
bf0c4afa
RP
1155 suffix=_$1
1156 shift
1157 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1158 exit 0
1159}
1160
c597172e 1161for opt do
7483e694
DB
1162 optval="${opt#*=}"
1163 case "$opt" in
7483e694
DB
1164 --extra-cflags=*) add_cflags "$optval"
1165 ;;
1166 --extra-ldflags=*) add_ldflags "$optval"
1167 ;;
1168 --extra-libs=*) add_extralibs "$optval"
1169 ;;
8fb1cb58 1170 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1171 ;;
40bcf4c7
BL
1172 --enable-debug=*) debuglevel="$optval"
1173 ;;
7483e694
DB
1174 --enable-*=*|--disable-*=*)
1175 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1176 case "$thing" in
81124ba0 1177 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1178 *) die_unknown "$opt" ;;
1179 esac
1180 ;;
1181 --enable-?*|--disable-?*)
1182 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1183 if is_in $option $COMPONENT_LIST; then
1184 eval $action \$$(toupper ${option%s})_LIST
1185 elif is_in $option $CMDLINE_SELECT; then
1186 $action $option
1187 else
1188 die_unknown $opt
1189 fi
7483e694
DB
1190 ;;
1191 --list-*)
1192 NAME="${opt#--list-}"
1193 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1194 NAME=${NAME%s}
1195 eval show_list $NAME \$$(toupper $NAME)_LIST
1196 ;;
1197 --help|-h) show_help
1198 ;;
1199 *)
884a36a7 1200 optname="${opt%%=*}"
26759c44
MR
1201 optname="${optname#--}"
1202 optname=$(echo "$optname" | sed 's/-/_/g')
1203 is_in $optname $CMDLINE_SET || die_unknown $opt
1204 eval $optname='$optval'
7483e694
DB
1205 ;;
1206 esac
c597172e
MR
1207done
1208
bcea99bb
MR
1209disabled logging && logfile=/dev/null
1210
1211echo "# $0 $@" > $logfile
1212set >> $logfile
1213
13c7df3d 1214cc_default="${cross_prefix}${cc_default}"
304d586d 1215yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1216ar="${cross_prefix}${ar}"
1217nm="${cross_prefix}${nm}"
1218ranlib="${cross_prefix}${ranlib}"
1219strip="${cross_prefix}${strip}"
1220
13c7df3d
MR
1221set_default cc
1222
e4e69e0b
MR
1223# set temporary file name
1224if test ! -z "$TMPDIR" ; then
1225 TMPDIR1="${TMPDIR}"
1226elif test ! -z "$TEMPDIR" ; then
1227 TMPDIR1="${TEMPDIR}"
1228else
1229 TMPDIR1="/tmp"
1230fi
1231
1232TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1233TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1234TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1235TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1236TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1237TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1238
e9b9a2f8
MN
1239check_cflags -std=c99
1240
b24dbcbd
RP
1241case "$arch" in
1242 i386|i486|i586|i686|i86pc|BePC)
1243 arch="x86_32"
1244 enable fast_unaligned
1245 ;;
1246 x86_64|amd64)
1247 arch="x86_32"
34b37f86
DM
1248 enable cmov
1249 enable fast_cmov
b24dbcbd
RP
1250 enable fast_unaligned
1251 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1252 int test[sizeof(char*) - 7];
1253EOF
1254 ;;
1255 # armv4l is a subset of armv[567]*l
1256 arm|armv[4567]*l)
1257 arch="armv4l"
1258 ;;
1259 alpha)
1260 arch="alpha"
1261 enable fast_64bit
1262 ;;
1263 "Power Macintosh"|ppc|powerpc)
1264 arch="powerpc"
aa8bc0f1 1265 enable fast_unaligned
b24dbcbd
RP
1266 ;;
1267 ppc64)
1268 arch="powerpc"
1269 enable fast_64bit
aa8bc0f1 1270 enable fast_unaligned
b24dbcbd
RP
1271 ;;
1272 mips|mipsel|IP*)
1273 arch="mips"
1274 ;;
1275 sun4u|sparc64)
1276 arch="sparc64"
1277 enable fast_64bit
1278 ;;
1279 sparc)
1280 arch="sparc"
1281 ;;
1282 sh4)
1283 arch="sh4"
1284 ;;
1285 parisc)
1286 arch="parisc"
1287 ;;
1288 parisc64)
1289 arch="parisc"
1290 enable fast_64bit
1291 ;;
1292 s390|s390x)
1293 arch="s390"
1294 ;;
1295 m68k)
1296 arch="m68k"
1297 ;;
1298 ia64)
1299 arch="ia64"
1300 enable fast_64bit
1301 ;;
1302 bfin)
1303 arch="bfin"
1304 ;;
1305 *)
1306 arch="unknown"
1307 ;;
1308esac
1309
1310enable $arch
1311enabled_any x86_32 x86_64 && enable x86
1312enabled sparc64 && enable sparc
1313
7483e694 1314# OS specific
4f854758 1315case $target_os in
7483e694 1316 beos|haiku|zeta)
c9d19248 1317 prefix_default="$HOME/config"
7483e694
DB
1318 # helps building libavcodec
1319 add_cflags "-DPIC -fomit-frame-pointer"
1320 # 3 gcc releases known for BeOS, each with ugly bugs
1321 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1322 case "$gcc_version" in
1323 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1324 disable mmx
1325 ;;
1326 *20010315*) echo "BeBits gcc"
1327 add_cflags "-fno-expensive-optimizations"
1328 ;;
1329 esac
7483e694
DB
1330 SHFLAGS=-nostart
1331 # enable BeOS things
1332 enable audio_beos
1333 # no need for libm, but the inet stuff
1334 # Check for BONE
1335 # XXX: actually should check for NOT net_server
78fe7631 1336 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1337 network_extralibs="-lbind -lsocket"
1338 else
1339 enable beos_netserver
1340 network_extralibs="-lnet"
1341 fi ;;
1342 sunos)
1343 FFSERVERLDFLAGS=""
9987769a 1344 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1345 network_extralibs="-lsocket -lnsl"
1346 ;;
1347 netbsd)
1348 oss_demuxer_extralibs="-lossaudio"
1349 oss_muxer_extralibs="-lossaudio"
1350 ;;
1351 openbsd)
1352 disable need_memalign
1353 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1354 SHFLAGS='-shared'
1355 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1356 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1357 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1358 oss_demuxer_extralibs="-lossaudio"
1359 oss_muxer_extralibs="-lossaudio"
1360 ;;
1361 freebsd)
1362 disable need_memalign
1363 ;;
1364 bsd/os)
1365 osextralibs="-lpoll -lgnugetopt"
1366 strip="strip -d"
1367 ;;
1368 darwin)
1369 disable need_memalign
0138c54e 1370 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1371 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1372 strip="strip -x"
1373 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1374 SLIBSUF=".dylib"
1375 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1376 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1377 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1378 objformat="macho"
1b0f6fb8 1379 enabled x86_64 && objformat="macho64"
7483e694
DB
1380 ;;
1381 mingw32*)
4f854758 1382 target_os=mingw32
dcc01c06
RP
1383 LIBTARGET=i386
1384 if test $arch = x86_64; then
1385 disable need_memalign
1386 LIBTARGET=x64
1387 fi
fbd971a4 1388 shlibdir_default="$bindir_default"
7483e694
DB
1389 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1390 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1391 if enabled swscale; then
7483e694
DB
1392 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1393 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1394 fi
1395 disable ffserver
1396 SLIBPREF=""
1397 SLIBSUF=".dll"
1398 EXESUF=".exe"
1399 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1400 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1401 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1402 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1403 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1404 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1405 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1406 objformat="win32"
bc574408 1407 enable dos_paths
a85de417
SS
1408 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1409 die "ERROR: MinGW runtime version must be >= 3.15."
1410 enabled_any avisynth vfwcap_demuxer &&
1411 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 12)" ||
1412 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.12 or later."; }
7483e694
DB
1413 ;;
1414 cygwin*)
4f854758 1415 target_os=cygwin
fbd971a4 1416 shlibdir_default="$bindir_default"
7483e694
DB
1417 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1418 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1419 if enabled swscale; then
7483e694
DB
1420 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1421 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1422 fi
1423 EXESUF=".exe"
1424 SLIBPREF="cyg"
1425 SLIBSUF=".dll"
1426 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1427 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1428 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1429 objformat="win32"
bc574408 1430 enable dos_paths
7483e694 1431 ;;
4f365f37 1432 *-dos|freedos|opendos)
4f365f37
MK
1433 disable ffplay ffserver vhook
1434 disable $INDEV_LIST $OUTDEV_LIST
1435 network_extralibs="-lsocket"
1436 EXESUF=".exe"
304d586d 1437 objformat="win32"
bc574408 1438 enable dos_paths
4f365f37 1439 ;;
7483e694 1440 linux)
7483e694
DB
1441 enable dv1394
1442 ;;
1443 irix*)
4f854758 1444 target_os=irix
7483e694
DB
1445 ranlib="echo ignoring ranlib"
1446 ;;
d22e8442 1447 os/2*)
d22e8442
DY
1448 strip="lxlite"
1449 ln_s="cp -f"
d22e8442
DY
1450 EXESUF=".exe"
1451 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1452 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1453 FFSERVERLDFLAGS=""
287d3b13 1454 LIBSUF="_s.a"
d22e8442
DY
1455 SLIBPREF=""
1456 SLIBSUF=".dll"
1457 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1458 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1459 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1460 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1461 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1462 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1463 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1464 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1465 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1466 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1467 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1468 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1469 disable vhook
bc574408 1470 enable dos_paths
d22e8442 1471 ;;
269820f1
PR
1472 interix)
1473 disable vhook
1474 ;;
d22e8442 1475
7483e694 1476 *)
4f854758 1477 target_os="${target_os}-UNKNOWN"
7483e694
DB
1478 ;;
1479esac
1480
c9d19248
MR
1481set_default $PATHS_LIST
1482
c597172e 1483add_extralibs $osextralibs
de6d9b64 1484
28d8e661
DB
1485# Combine FFLDFLAGS and the LDFLAGS environment variable.
1486LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1487
497237c7 1488test -n "$cross_prefix" && enable cross_compile
1ea46bed 1489
320d060a 1490# we need to build at least one lib type
93b3c083 1491if ! enabled_any static shared; then
320d060a
DB
1492 cat <<EOF
1493At least one library type must be built.
1494Specify --enable-static to build the static libraries or --enable-shared to
1495build the shared libraries as well. To only build the shared libraries specify
1496--disable-static in addition to --enable-shared.
1497EOF
1498 exit 1;
1499fi
1500
abc4e572 1501disabled static && LIBNAME=""
2a320695 1502
a2234ceb
RP
1503if enabled_any libfaad libfaadbin ; then
1504 if check_header faad.h; then
295b8c70 1505 check_cc <<EOF
a2234ceb
RP
1506#include <faad.h>
1507#ifndef FAAD2_VERSION
1508ok faad1
1509#endif
db817cf3 1510int main(void) { return 0; }
a2234ceb
RP
1511EOF
1512 test $? = 0 && enable libfaad2
1513 else
ff3dac65 1514 die "FAAD test failed."
a2234ceb
RP
1515 fi
1516fi
1517
1518
93b3c083 1519if ! enabled gpl; then
54118497
RP
1520 die_gpl_disabled(){
1521 name=$1
1522 shift
1523 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1524 }
4a24ab64 1525 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1526 die_gpl_disabled "libx264" libx264
1527 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1528 die_gpl_disabled "FAAD2" libfaad2
1529 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1530 die_gpl_disabled "The software scaler" swscale
ebb810d9 1531fi
b2e3c528 1532
3fe142e2
DB
1533if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1534 die "libamr is nonfree and --enable-nonfree is not specified."
1535fi
1536
9eeed841 1537check_deps $ARCH_EXT_LIST
0f3cb305 1538
5d323602
MR
1539test -z "$need_memalign" && need_memalign="$mmx"
1540
cf9d24ad 1541#Darwin CC versions
4f854758 1542if test $target_os = darwin; then
3dddba4b 1543 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1544 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1545 else
8541cc27 1546 add_cflags "-pipe"
26c1b3be
DB
1547 check_cflags "-force_cpusubtype_ALL"
1548 check_cflags "-Wno-sign-compare"
f946a9a4 1549 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1550 fi
2a1a6b64
MN
1551fi
1552
40617a6d 1553disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1554
a4adb608 1555# Add processor-specific flags
38d0a8aa 1556if test $cpu != "generic"; then
bc8ec47b
MR
1557 warn_altivec(){
1558 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1559 }
38d0a8aa 1560 case $cpu in
bb270c08 1561 601|ppc601|PowerPC601)
1c5d830c 1562 add_cflags "-mcpu=601"
bc8ec47b 1563 warn_altivec enabled PPC601
bb270c08
DB
1564 ;;
1565 603*|ppc603*|PowerPC603*)
1c5d830c 1566 add_cflags "-mcpu=603"
bc8ec47b 1567 warn_altivec enabled PPC603
bb270c08
DB
1568 ;;
1569 604*|ppc604*|PowerPC604*)
1c5d830c 1570 add_cflags "-mcpu=604"
bc8ec47b 1571 warn_altivec enabled PPC604
bb270c08
DB
1572 ;;
1573 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1574 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1575 warn_altivec enabled PPC75x
bb270c08
DB
1576 ;;
1577 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1578 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1579 warn_altivec disabled PPC745x
bb270c08
DB
1580 ;;
1581 74*|ppc74*|PowerPC74*)
1c5d830c 1582 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1583 warn_altivec disabled PPC74xx
bb270c08
DB
1584 ;;
1585 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1586 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1587 warn_altivec disabled PPC970
9cafbd6c 1588 enable ppc64
bb270c08 1589 ;;
e07e357d
LB
1590 Cell|CELL|cell)
1591 add_cflags "-mcpu=cell"
1592 warn_altivec disabled Cell
9cafbd6c 1593 enable ppc64
e07e357d 1594 ;;
e7768fc5
GP
1595 # targets that do NOT support conditional mov (cmov)
1596 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1597 add_cflags "-march=$cpu"
497237c7 1598 disable cmov
e7768fc5
GP
1599 ;;
1600 # targets that do support conditional mov (cmov)
416519dd 1601 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1602 add_cflags "-march=$cpu"
497237c7
RP
1603 enable cmov
1604 enable fast_cmov
94e4c3a3
GP
1605 ;;
1606 # targets that do support conditional mov but on which it's slow
800a5a19 1607 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1608 add_cflags "-march=$cpu"
497237c7
RP
1609 enable cmov
1610 disable fast_cmov
bb270c08 1611 ;;
d7b34d08 1612 sparc64)
1c5d830c 1613 add_cflags "-mcpu=v9"
d7b34d08 1614 ;;
f2e49553
MR
1615 arm11*|cortex*)
1616 add_cflags "-mcpu=$cpu"
1617 enable fast_unaligned
1618 ;;
0223bd6f
MR
1619 armv*)
1620 add_cflags "-march=$cpu"
1621 ;;
f2e49553 1622 arm*)
6b19786b
MR
1623 add_cflags "-mcpu=$cpu"
1624 ;;
bb270c08 1625 *)
7483e694 1626 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1627 ;;
a4adb608
MN
1628 esac
1629fi
1630
be0d52ab 1631# make sure we can execute files in $TMPDIR
2270b4b2 1632cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1633#! /bin/sh
1634EOF
2270b4b2
DB
1635chmod +x $TMPSH >> $logfile 2>&1
1636if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1637 cat <<EOF
1638Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1639variable to another directory and make sure that $TMPDIR1 is not mounted
1640noexec.
be0d52ab
MR
1641EOF
1642 die "Sanity test failed."
1643fi
edd08265 1644rm $TMPSH
be0d52ab 1645
1a268acc
MR
1646# compiler sanity check
1647check_exec <<EOF
c23a0ac8 1648int main(void){ return 0; }
1a268acc
MR
1649EOF
1650if test "$?" != 0; then
1651 echo "$cc is unable to create an executable file."
93b3c083 1652 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1653 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1654 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1655 fi
1656 die "C compiler test failed."
1657fi
1658
b4d96ba2
MR
1659check_cc <<EOF || die "Symbol mangling check failed."
1660int ff_extern;
1661EOF
2f05d9c1 1662sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1663extern_prefix=${sym%%ff_extern*}
1664
61d251db
MR
1665check_asm inline_asm '""'
1666
9eeed841 1667if enabled x86; then
44965991
PI
1668 # check whether EBP is available on x86
1669 # As 'i' is stored on the stack, this program will crash
1670 # if the base pointer is used to access it because the
1671 # base pointer is cleared in the inline assembly code.
7dfef245 1672 check_exec_crash <<EOF && enable ebp_available
44965991 1673 volatile int i=0;
be449fca 1674 __asm__ volatile (
44965991
PI
1675 "xorl %%ebp, %%ebp"
1676 ::: "%ebp");
1677 return i;
44965991
PI
1678EOF
1679
1680 # check wether EBX is available on x86
940f335a 1681 check_asm ebx_available '"":::"%ebx"'
8e380710 1682
d7f0920b 1683 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1684 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1685 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1686
1687 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1688
1689 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1690 enabled x86_64 && append YASMFLAGS "-m amd64"
1691 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1692 case "$objformat" in
1693 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1694 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1695 *) append YASMFLAGS "-DPREFIX" ;;
1696 esac
1697 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1698fi
1699
87ea51e0
LB
1700# check for assembler specific support
1701
cc6a90dd 1702if test $arch = "powerpc"; then
5eb39de9 1703 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1704fi
1705
57bd82d4
MR
1706# check for SIMD availability
1707
115329f1 1708# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1709if enabled altivec; then
3ed1a2ee
DB
1710 check_cflags -maltivec -mabi=altivec &&
1711 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1712 check_cflags -faltivec
b6e52719 1713
0182fee8 1714 # check if our compiler supports Motorola AltiVec C API
497237c7 1715 check_cc <<EOF || disable altivec
dcd479c0 1716$inc_altivec_h
a9a07762
MN
1717int main(void) {
1718 vector signed int v1, v2, v3;
1719 v1 = vec_add(v2,v3);
1720 return 0;
1721}
1722EOF
b006b26c
DB
1723
1724 # check if our compiler supports braces for vector declarations
80a61f08 1725 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1726$inc_altivec_h
80a61f08 1727int main (void) { (vector int) {1}; return 0; }
b006b26c 1728EOF
a9a07762 1729fi
ab6c65f6 1730
b4e806b2
MC
1731# We have to check if pld is a nop and disable it.
1732enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1733enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1734enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1735enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1736enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1737enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1738enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1739enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1740
8b03def6
DB
1741enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1742
57bd82d4
MR
1743# ---
1744# big/little-endian test
9eebe687
MR
1745check_cc <<EOF || die "endian test failed"
1746unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1747EOF
d04d9e16 1748od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1749
a3999908 1750# ---
3d204385
NK
1751# check availability of some header files
1752
a98bb16d
RP
1753if check_func dlopen; then
1754 ldl=
1755elif check_func dlopen -ldl; then
1756 ldl=-ldl
8bf5d58f
MN
1757fi
1758
7483e694
DB
1759check_func fork
1760check_func gethrtime
1761check_func getrusage
094c09bb 1762check_func inet_aton $network_extralibs
7483e694
DB
1763check_func memalign
1764check_func mkstemp
2446d3d6 1765check_func_headers windows.h GetProcessTimes
6ffa87d3 1766
e16e49ac 1767check_header conio.h
a98bb16d
RP
1768check_header dlfcn.h
1769check_header malloc.h
bf6ce82d 1770check_header poll.h
b58412f1 1771check_header sys/mman.h
b091aa44 1772check_header sys/resource.h
bf6ce82d 1773check_header sys/select.h
a98bb16d
RP
1774check_header termios.h
1775
1776if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1777 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1778fi
e16e49ac 1779
2eef7c62
AJ
1780disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
1781disabled bzlib || check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1782
1783# check for some common methods of building with pthread support
1784# do this before the optional library checks as some of them require pthreads
1785if enabled pthreads; then
9e7fd101
MR
1786 if check_func pthread_create; then
1787 :
1788 elif check_func pthread_create -pthread; then
1789 add_cflags -pthread
afc9aee2 1790 add_extralibs -pthread
9e7fd101
MR
1791 elif check_func pthread_create -pthreads; then
1792 add_cflags -pthreads
afc9aee2 1793 add_extralibs -pthreads
8d94f606
GT
1794 elif check_func pthread_create -lpthreadGC2; then
1795 add_extralibs -lpthreadGC2
9e7fd101
MR
1796 elif ! check_lib pthread.h pthread_create -lpthread; then
1797 die "ERROR: can't find pthreads library"
1798 fi
57bd82d4
MR
1799fi
1800
8eee7025 1801for thread in $THREADS_LIST; do
e5f94c2b 1802 if enabled $thread; then
3ae3b721
RP
1803 test -n "$thread_type" &&
1804 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1805 thread_type="$thread"
e5f94c2b
RP
1806 fi
1807done
1808
fdf88598
MR
1809check_lib math.h sin -lm
1810
a33cab3a
MK
1811# test for C99 functions in math.h
1812for func in llrint lrint lrintf round roundf; do
1813 check_exec <<EOF && enable $func || disable $func
f32adb22 1814#include <math.h>
a33cab3a 1815int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1816EOF
a33cab3a 1817done
f32adb22 1818
57bd82d4 1819# these are off by default, so fail if requested and not available
79fda097 1820enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1821enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1822enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1823enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1824 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1825 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1826enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1827enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1828enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1829enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1830enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1831enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1832 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1833enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1834enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1835enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1836enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1837 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1838 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1839enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1840enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1841
0b4a1821
AS
1842# libdc1394 check
1843if enabled libdc1394; then
1844 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1845 enable libdc1394_2; } ||
1846 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1847 enable libdc1394_1; } ||
1848 die "ERROR: No version of libdc1394 found "
1849fi
1850
1851
c13e1abd
FH
1852_restrict=
1853for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1854 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1855void foo(char * $restrict_keyword p);
1856EOF
c13e1abd
FH
1857done
1858
703afd07 1859test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1860
4f854758 1861if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1862 disable vhook
fbb9d104 1863 echo
b0268cc0 1864 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1865 echo "Patches welcome."
1866 echo
1867fi
1868
8d923001
MR
1869if enabled vhook; then
1870 check_ldflags -rdynamic
1871 check_ldflags -export-dynamic
1872fi
bfd2edeb 1873
eea50282
MR
1874check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1875check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1876
a86b921c 1877##########################################
29799f8b 1878# SDL check
a86b921c 1879
497237c7
RP
1880disable sdl_too_old
1881disable sdl
6a1a892f 1882SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1883if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1884 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1885 temp_cflags $sdl_cflags
dcd479c0 1886 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1887 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1888 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1889 if test "$_sdlversion" -lt 121 ; then
497237c7 1890 enable sdl_too_old
dcd479c0 1891 else
497237c7 1892 enable sdl
225e21ef 1893 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1894#include <SDL.h>
d6773f56 1895int main(int argc, char **argv){
29f3b38a
MR
1896 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1897 int w = vi->current_w;
1898 return 0;
1899}
1900EOF
dcd479c0
MR
1901 fi
1902 fi
29f3b38a 1903 restore_flags
c3f6b472 1904fi
57bd82d4 1905
2270b4b2 1906texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1907
7a91333f 1908##########################################
73b46a95
RP
1909# Network check
1910
1911if enabled network; then
668b65bd 1912 check_type sys/socket.h socklen_t
73b46a95
RP
1913 # Prefer arpa/inet.h over winsock2
1914 if check_header arpa/inet.h ; then
1915 check_func closesocket
1916 elif check_header winsock2.h ; then
ea10ddde 1917 network_extralibs="-lws2_32"
72be9e73 1918 check_type ws2tcpip.h socklen_t
2446d3d6 1919 check_func_headers winsock2.h closesocket
73b46a95
RP
1920 fi
1921fi
1922
1923##########################################
29799f8b 1924# IPv6 check
7a91333f 1925
497237c7 1926enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1927#include <sys/types.h>
1928#include <sys/socket.h>
1929#include <netinet/in.h>
1930#include <netdb.h>
db817cf3 1931int main(void) {
7483e694
DB
1932 struct sockaddr_storage saddr;
1933 struct ipv6_mreq mreq6;
1934 getaddrinfo(0,0,0,0);
1935 getnameinfo(0,0,0,0,0,0,0);
1936 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1937}
1938EOF
1939
06e31011
RP
1940check_header linux/videodev.h
1941check_header linux/videodev2.h
1b6e8b73 1942check_header sys/videoio.h
47f38850 1943
2446d3d6 1944check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1945
f8aa696f 1946# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1947{ check_header dev/bktr/ioctl_meteor.h &&
1948 check_header dev/bktr/ioctl_bt848.h; } ||
1949{ check_header machine/ioctl_meteor.h &&
1950 check_header machine/ioctl_bt848.h; } ||
1951{ check_header dev/video/meteor/ioctl_meteor.h &&
1952 check_header dev/video/bktr/ioctl_bt848.h; } ||
1953check_header dev/ic/bt8xx.h
f8aa696f 1954
c7682de0
RP
1955check_header sys/soundcard.h
1956check_header soundcard.h
deb29777 1957
7483e694 1958# deal with the X11 frame grabber
56a059ac 1959enabled x11grab &&
f58f4ce1
GP
1960check_header X11/Xlib.h &&
1961check_header X11/extensions/XShm.h &&
1962check_func XOpenDisplay -lX11 &&
06eab4ba 1963check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1964
40bcf4c7 1965enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1966
1967# add some useful compiler flags if supported
1968check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1969check_cflags -Wall
1970check_cflags -Wno-switch
c07bd6a9
MN
1971check_cflags -Wdisabled-optimization
1972check_cflags -Wpointer-arith
1973check_cflags -Wredundant-decls
cc1fb623 1974check_cflags -Wno-pointer-sign
f4929996 1975check_cflags -Wcast-qual
9aceb3cf 1976check_cflags -Wwrite-strings
652a5bf6 1977check_cflags -Wtype-limits
5af4e0cc 1978enabled extra_warnings && check_cflags -Winline
cf9d24ad 1979
57bd82d4 1980# add some linker flags
5c0e9479 1981check_ldflags -Wl,--warn-common
8351d2ba
DB
1982check_ldflags -Wl,--as-needed
1983check_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 1984check_ldflags -Wl,-Bsymbolic
94a3401e 1985
bd2216e4
MR
1986if enabled small; then
1987 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
1988 optimizations="small"
1989elif enabled optimizations; then
3dddba4b 1990 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
1991 add_cflags "-O5"
1992 add_ldflags "-O5"
cf9d24ad 1993 else
30a3e5d4 1994 add_cflags "-O3"
cf9d24ad 1995 fi
cddf3f45 1996fi
11fdbc44 1997check_cflags -fno-math-errno
b2eb2ff0 1998check_cflags -fno-signed-zeros
cddf3f45 1999
504a64b9 2000# add some flags for Intel C Compiler
0c45cd07 2001if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2002 # Just warnings, no remarks
2003 check_cflags -w1
2004 # -wd: Disable following warnings
2005 # 144, 167, 556: -Wno-pointer-sign
2006 # 10006: ignoring unknown option -fno-signed-zeros
2007 # 10156: ignoring option '-W'; no argument required
2008 check_cflags -wd144,167,556,10006,10156
2009 # 11030: Warning unknown option --as-needed
2010 # 10156: ignoring option '-export'; no argument required
2011 check_ldflags -wd10156,11030
907eb3b5
CEH
2012 # Allow to compile with optimizations
2013 check_ldflags -march=$cpu
504a64b9
CEH
2014fi
2015
80581e98 2016# PIC flags for shared library objects where they are needed
5af4e0cc 2017if enabled shared; then
569cb218
MR
2018 # LIBOBJFLAGS may have already been set in the OS configuration
2019 if test -z "$LIBOBJFLAGS" ; then
2020 case "$arch" in
b6bd7268 2021 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2022 esac
2023 fi
80581e98
MN
2024fi
2025
90be59ef 2026if enabled gprof; then
30a3e5d4
NP
2027 add_cflags "-p"
2028 add_ldflags "-p"
1db54e20
DB
2029fi
2030
3b26ee47 2031VHOOKCFLAGS="-fPIC"
18451f7d 2032
7f3c02fc 2033# Find out if the .align argument is a power of two or not.
4454dc1b 2034if test $asmalign_pot = "unknown"; then
497237c7 2035 disable asmalign_pot
be449fca 2036 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
2037fi
2038
7483e694
DB
2039enabled_any $DECODER_LIST && enable decoders
2040enabled_any $ENCODER_LIST && enable encoders
2041enabled_any $BSF_LIST && enable bsfs
2042enabled_any $DEMUXER_LIST && enable demuxers
2043enabled_any $MUXER_LIST && enable muxers
f7679c54 2044enabled_any $FILTER_LIST && enable filters
7483e694
DB
2045enabled_any $INDEV_LIST && enable demuxers
2046enabled_any $OUTDEV_LIST && enable muxers
2047enabled_any $PROTOCOL_LIST && enable protocols
2048
2049enabled_any $THREADS_LIST && enable threads
2050
2051check_deps $CONFIG_LIST \
b6bb00b0 2052 $CONFIG_EXTRA \
7483e694
DB
2053 $HAVE_LIST \
2054 $DECODER_LIST \
2055 $ENCODER_LIST \
2056 $PARSER_LIST \
2057 $BSF_LIST \
2058 $DEMUXER_LIST \
2059 $MUXER_LIST \
f7679c54 2060 $FILTER_LIST \
7483e694
DB
2061 $INDEV_LIST \
2062 $OUTDEV_LIST \
2063 $PROTOCOL_LIST \
f70f03f6 2064
f7b8bffe 2065enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 2066enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 2067enabled libtheora && append pkg_requires "theora"
f9def9cc 2068enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 2069
3e89171a 2070echo "install prefix $prefix"
f36958f8
DB
2071echo "source path $source_path"
2072echo "C compiler $cc"
bfd5afd8 2073echo ".align is power-of-two $asmalign_pot"
f36958f8 2074echo "ARCH $arch ($cpu)"
ce8871c2
MR
2075if test "$build_suffix" != ""; then
2076 echo "build suffix $build_suffix"
eb94aca9 2077fi
ac63af34
DB
2078if test "$extra_version" != ""; then
2079 echo "version string suffix $extra_version"
2080fi
0db2ce77 2081echo "big-endian ${bigendian-no}"
419b8784 2082if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2083 echo "yasm ${yasm-no}"
0db2ce77
MR
2084 echo "MMX enabled ${mmx-no}"
2085 echo "CMOV enabled ${cmov-no}"
2086 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2087 echo "EBX available ${ebx_available-no}"
2088 echo "EBP available ${ebp_available-no}"
e41e8342 2089fi
cc6a90dd 2090if test $arch = "armv4l"; then
0db2ce77
MR
2091 echo "ARMv5TE enabled ${armv5te-no}"
2092 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2093 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2094 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2095 echo "NEON enabled ${neon-no}"
eba9ae3c 2096fi
e241ba14 2097if test $arch = "mips"; then
0db2ce77 2098 echo "MMI enabled ${mmi-no}"
e41e8342 2099fi
cc6a90dd 2100if test $arch = "powerpc"; then
0db2ce77
MR
2101 echo "AltiVec enabled ${altivec-no}"
2102 echo "dcbzl available ${dcbzl-no}"
e41e8342 2103fi
0db2ce77
MR
2104echo "gprof enabled ${gprof-no}"
2105echo "debug symbols ${debug-no}"
87a0fb62 2106echo "strip symbols ${stripping-no}"
8400d6b8 2107echo "optimizations ${optimizations-no}"
0db2ce77
MR
2108echo "static ${static-no}"
2109echo "shared ${shared-no}"
4a24ab64 2110echo "postprocessing support ${postproc-no}"
13ca50f3 2111echo "software scaler enabled ${swscale-no}"
f7679c54 2112echo "new filter support ${avfilter-no}"
81124ba0 2113echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2114echo "video hooking ${vhook-no}"
90be59ef 2115if enabled vhook; then
0db2ce77
MR
2116 echo "Imlib2 support ${imlib2-no}"
2117 echo "FreeType support ${freetype2-no}"
68892110 2118fi
0db2ce77 2119echo "network support ${network-no}"
90be59ef 2120if enabled network; then
0db2ce77 2121 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2122fi
0db2ce77
MR
2123echo "threading support ${thread_type-no}"
2124echo "SDL support ${sdl-no}"
90be59ef 2125if enabled sdl_too_old; then
bfd5afd8
DB
2126 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2127fi
0db2ce77
MR
2128echo "Sun medialib support ${mlib-no}"
2129echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2130echo "libamr-nb support ${libamr_nb-no}"
2131echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2132echo "libdc1394 support ${libdc1394-no}"
690bfceb 2133echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2134echo "libfaac enabled ${libfaac-no}"
2135echo "libfaad enabled ${libfaad-no}"
7e0871a7 2136echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2137echo "libgsm enabled ${libgsm-no}"
2138echo "libmp3lame enabled ${libmp3lame-no}"
2139echo "libnut enabled ${libnut-no}"
f7cd9eed 2140echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2141echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2142echo "libtheora enabled ${libtheora-no}"
2143echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2144echo "libx264 enabled ${libx264-no}"
2145echo "libxvid enabled ${libxvid-no}"
0db2ce77 2146echo "zlib enabled ${zlib-no}"
f402916e 2147echo "bzlib enabled ${bzlib-no}"
2c62e737 2148echo
de6d9b64 2149
f7679c54 2150for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2151 echo "Enabled ${type}s:"
f65c9da1 2152 eval list=\$$(toupper $type)_LIST
8138b9db 2153 for part in $list; do
f65c9da1
MR
2154 enabled $part && echo ${part%_*}
2155 done | sort | pr -3 -t
2156 echo
8138b9db
RP
2157done
2158
ba321adb
JK
2159license="LGPL"
2160if enabled nonfree; then
2161 license="unredistributable"
2162elif enabled gpl; then
2163 license="GPL"
2164fi
2165
2166echo "License: $license"
ca5323af 2167
cf1392e9
DB
2168echo "Creating config.mak and config.h..."
2169
29799f8b
DB
2170echo "# Automatically generated by configure - do not modify!" > config.mak
2171echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2172echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2173echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2174echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2175
d921f03f 2176echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2177echo "prefix=$prefix" >> config.mak
22a324da
DB
2178echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2179echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2180echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2181echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2182echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2183echo "CC=$cc" >> config.mak
304d586d 2184echo "YASM=$yasmexe" >> config.mak
980fc7b8 2185echo "AR=$ar" >> config.mak
be7109c1 2186echo "RANLIB=$ranlib" >> config.mak
20369773 2187echo "LN_S=$ln_s" >> config.mak
87a0fb62 2188enabled stripping &&
3ae3b721 2189 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2190 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2191
a9b3f630 2192echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2193echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2194echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2195echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2196echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2197echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2198echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2199echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2200echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2201echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2202echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2203echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2204echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2205echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2206echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2207echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2208echo "SLIBSUF=$SLIBSUF" >> config.mak
2209echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2210echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2211echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2212
90be59ef 2213if enabled bigendian; then
7483e694
DB
2214 echo "WORDS_BIGENDIAN=yes" >> config.mak
2215 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2216fi
44161118 2217
90be59ef 2218if enabled sdl; then
7483e694
DB
2219 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2220 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2221fi
90be59ef 2222if enabled texi2html; then
7483e694 2223 echo "BUILD_DOC=yes" >> config.mak
146ea952 2224fi
5a872801 2225
719c8e00
MR
2226get_version(){
2227 name=$1
2228 file=$source_path/$2
147e7692
MR
2229 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2230 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2231 lcname=$(tolower $name)
2232 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2233 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2234}
2235
147e7692
MR
2236get_version LIBSWSCALE libswscale/swscale.h
2237get_version LIBPOSTPROC libpostproc/postprocess.h
2238get_version LIBAVCODEC libavcodec/avcodec.h
2239get_version LIBAVDEVICE libavdevice/avdevice.h
2240get_version LIBAVFORMAT libavformat/avformat.h
2241get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2242get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2243
5af4e0cc 2244if enabled shared; then
7483e694
DB
2245 echo "BUILD_SHARED=yes" >> config.mak
2246 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2247 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2248 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2249 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2250 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2251 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2252 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2253 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2254 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2255fi
d7e27559 2256echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2257echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2258
3d907e22
MR
2259print_config ARCH_ $TMPH config.mak $ARCH_LIST
2260print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2261print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2262 $CONFIG_EXTRA \
7483e694
DB
2263 $DECODER_LIST \
2264 $ENCODER_LIST \
2265 $PARSER_LIST \
2266 $BSF_LIST \
2267 $DEMUXER_LIST \
2268 $MUXER_LIST \
f7679c54 2269 $FILTER_LIST \
7483e694
DB
2270 $PROTOCOL_LIST \
2271 $INDEV_LIST \
2272 $OUTDEV_LIST \
8ac17293 2273
c13e1abd
FH
2274echo "#define restrict $_restrict" >> $TMPH
2275
bd2216e4 2276if enabled small; then
7483e694 2277 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2278fi
2279
997baf01
MR
2280echo "SRC_PATH=\"$source_path\"" >> config.mak
2281echo "SRC_PATH_BARE=$source_path" >> config.mak
2282echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2283
8156056e 2284# Apparently it's not possible to portably echo a backslash.
3ae3b721 2285enabled asmalign_pot &&
7483e694 2286 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2287 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2288
b4d96ba2 2289echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2290
9c05103f
DB
2291echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2292
b7860763 2293# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2294cmp -s $TMPH config.h &&
2295 echo "config.h is unchanged" ||
2296 mv -f $TMPH config.h
3d204385 2297
cea0ac52 2298rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2299
165af439 2300# build tree in object directory if source path is different from current one
90be59ef 2301if enabled source_path_used; then
165af439 2302 DIRS="\
7483e694
DB
2303 doc \
2304 libavcodec \
2305 libavcodec/alpha \
2306 libavcodec/armv4l \
2307 libavcodec/bfin \
2308 libavcodec/i386 \
2309 libavcodec/mlib \
2310 libavcodec/ppc \
2311 libavcodec/sh4 \
2312 libavcodec/sparc \
52a9cf34 2313 libavdevice \
f7679c54 2314 libavfilter \
7483e694
DB
2315 libavformat \
2316 libavutil \
2317 libpostproc \
2318 libswscale \
2319 tests \
2320 tools \
2321 vhook \
2322 "
165af439 2323 FILES="\
7483e694
DB
2324 Makefile \
2325 common.mak \
71c61f62 2326 subdir.mak \
7483e694
DB
2327 doc/texi2pod.pl \
2328 libavcodec/Makefile \
52a9cf34 2329 libavdevice/Makefile \
f7679c54 2330 libavfilter/Makefile \
7483e694
DB
2331 libavformat/Makefile \
2332 libavutil/Makefile \
2333 libpostproc/Makefile \
2334 libswscale/Makefile \
2335 "
165af439 2336 for dir in $DIRS ; do
7483e694 2337 mkdir -p $dir
165af439
MR
2338 done
2339 for f in $FILES ; do
20369773 2340 $ln_s "$source_path/$f" $f
165af439
MR
2341 done
2342fi
def4272a 2343
def4272a 2344
d0674868 2345# build pkg-config files
def4272a 2346
d0674868
DB
2347pkgconfig_generate(){
2348name=$1
b0dfd108 2349shortname=${name#lib}${build_suffix}
d0674868
DB
2350comment=$2
2351version=$3
2352libs=$4
2353requires=$5
25cd5cb3 2354cat <<EOF > $name/$name.pc
3e89171a 2355prefix=$prefix
a94e666c 2356exec_prefix=\${prefix}
f2b7382c 2357libdir=$libdir
7622778e 2358includedir=$incdir
def4272a 2359
d0674868
DB
2360Name: $name
2361Description: $comment
2362Version: $version
5dcfe9f8
AH
2363Requires: $(disabled shared && echo $requires)
2364Requires.private: $(enabled shared && echo $requires)
def4272a 2365Conflicts:
12701f6e
AH
2366Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2367Libs.private: $(enabled shared && echo $libs)
76a448ed 2368Cflags: -I\${includedir}
def4272a 2369EOF
25cd5cb3 2370cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2371prefix=
2372exec_prefix=
46d1ff83 2373libdir=\${pcfiledir}
1d44d365 2374includedir=${source_path}
def4272a 2375
d0674868
DB
2376Name: $name
2377Description: $comment
2378Version: $version
2379Requires: $requires
def4272a 2380Conflicts:
12701f6e 2381Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2382Cflags: -I\${includedir}
2383EOF
d0674868 2384}
def4272a 2385
e426941d 2386pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2387pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2388pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2389pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2390enabled avfilter &&
35a71f1d 2391 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2392enabled postproc &&
e426941d 2393 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2394if enabled swscale; then
e426941d 2395 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2396else
f436a23e 2397 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2398 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2399fi