configure: simplify set_default function
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
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3# FFmpeg configure script
4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
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."
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
74c53c2d
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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"
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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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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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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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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"
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140 echo " --disable-mmi disable MMI optimizations"
141 echo " --disable-neon disable neon optimizations"
142 echo " --disable-vis disable VIS optimizations"
e6b9d588 143 echo " --disable-network disable network support [no]"
0a23c0bb 144 echo " --disable-ipv6 disable IPv6 support [no]"
74c53c2d 145 echo " --disable-mpegaudio-hp faster (but less accurate)"
e6b9d588 146 echo " MPEG audio decoding [no]"
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147 echo " --disable-fft disable FFT code"
148 echo " --disable-golomb disable Golomb code"
149 echo " --disable-mdct disable MDCT code"
cde9e780 150 echo " --enable-gray enable full grayscale support (slower color)"
786b30af 151 echo " --disable-ffmpeg disable ffmpeg build"
74c53c2d 152 echo " --disable-ffplay disable ffplay build"
4f50c3d5 153 echo " --disable-ffserver disable ffserver build"
74c53c2d 154 echo " --enable-small optimize for size instead of speed"
3abe5fbd 155 echo " --enable-hardcoded-tables use hardcoded tables instead of runtime generation"
74c53c2d 156 echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers"
49276307 157 echo " --enable-beos-netserver enable BeOS netserver"
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158 echo " --disable-encoder=NAME disable encoder NAME"
159 echo " --enable-encoder=NAME enable encoder NAME"
4f50c3d5 160 echo " --disable-encoders disable all encoders"
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161 echo " --disable-decoder=NAME disable decoder NAME"
162 echo " --enable-decoder=NAME enable decoder NAME"
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163 echo " --disable-decoders disable all decoders"
164 echo " --disable-muxer=NAME disable muxer NAME"
165 echo " --enable-muxer=NAME enable muxer NAME"
166 echo " --disable-muxers disable all muxers"
167 echo " --disable-demuxer=NAME disable demuxer NAME"
168 echo " --enable-demuxer=NAME enable demuxer NAME"
169 echo " --disable-demuxers disable all demuxers"
170 echo " --enable-parser=NAME enable parser NAME"
171 echo " --disable-parser=NAME disable parser NAME"
172 echo " --disable-parsers disable all parsers"
173 echo " --enable-bsf=NAME enable bitstream filter NAME"
174 echo " --disable-bsf=NAME disable bitstream filter NAME"
175 echo " --disable-bsfs disable all bitstream filters"
176 echo " --enable-protocol=NAME enable protocol NAME"
177 echo " --disable-protocol=NAME disable protocol NAME"
178 echo " --disable-protocols disable all protocols"
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179 echo " --disable-indevs disable input devices"
180 echo " --disable-outdevs disable output devices"
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181 echo " --disable-devices disable all devices"
182 echo " --enable-filter=NAME enable filter NAME"
183 echo " --disable-filter=NAME disable filter NAME"
184 echo " --disable-filters disable all filters"
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185 echo " --list-decoders show all available decoders"
186 echo " --list-encoders show all available encoders"
187 echo " --list-muxers show all available muxers"
188 echo " --list-demuxers show all available demuxers"
189 echo " --list-parsers show all available parsers"
190 echo " --list-protocols show all available protocols"
191 echo " --list-bsfs show all available bitstream filters"
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192 echo " --list-indevs show all available input devices"
193 echo " --list-outdevs show all available output devices"
1865259f 194 echo " --list-filters show all available filters"
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195 echo
196 echo "Developer options (useful when working on FFmpeg itself):"
9c56a1f9 197 echo " --disable-debug disable debugging symbols"
b7d49373 198 echo " --enable-debug=LEVEL set the debug level [$debuglevel]"
0a622b98 199 echo " --enable-gprof enable profiling with gprof [$gprof]"
d2bbb2f7 200 echo " --disable-optimizations disable compiler optimizations"
0a622b98 201 echo " --enable-extra-warnings enable more compiler warnings"
87a0fb62 202 echo " --disable-stripping disable stripping of executables and shared libraries"
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203 echo ""
204 echo "NOTE: Object files are built at the place where configure is launched."
60e8bc13 205 exit 0
74c53c2d 206}
cf9d24ad 207
57bd82d4 208log(){
2270b4b2 209 echo "$@" >> $logfile
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210}
211
720c69da 212log_file(){
c8e9f801 213 log BEGIN $1
2270b4b2 214 pr -n -t $1 >> $logfile
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215 log END $1
216}
217
2ba042a7 218echolog(){
c8e9f801 219 log "$@"
57bd82d4 220 echo "$@"
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221}
222
223die(){
224 echolog "$@"
225 cat <<EOF
226If you think configure made a mistake, make sure you are using the latest
227version from SVN. If the latest version fails, report the problem to the
e5d8ccd7 228ffmpeg-user@mplayerhq.hu mailing list or IRC #ffmpeg on irc.freenode.net.
2ba042a7 229EOF
e155a21a 230 if disabled logging; then
2ba042a7 231 cat <<EOF
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232Rerun configure with logging enabled (do not use --disable-logging), and
233include the log this produces with your report.
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234EOF
235 else
236cat <<EOF
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237Include the log file "$logfile" produced by configure as this will help
238solving the problem.
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239EOF
240 fi
cea0ac52 241 rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
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242 exit 1
243}
244
6c6007d6 245# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 246toupper(){
6c6007d6 247 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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248}
249
4a5444db 250tolower(){
6c6007d6 251 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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252}
253
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254set_all(){
255 value=$1
256 shift
257 for var in $*; do
258 eval $var=$value
259 done
260}
261
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262set_weak(){
263 value=$1
264 shift
265 for var; do
266 eval : \${$var:=$value}
267 done
268}
269
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MR
270pushvar(){
271 for var in $*; do
272 eval level=\${${var}_level:=0}
273 eval ${var}_${level}="\$$var"
274 eval ${var}_level=$(($level+1))
275 done
276}
277
278popvar(){
279 for var in $*; do
280 eval level=\${${var}_level:-0}
281 test $level = 0 && continue
282 eval level=$(($level-1))
283 eval $var="\${${var}_${level}}"
284 eval ${var}_level=$level
285 eval unset ${var}_${level}
286 done
287}
288
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289enable(){
290 set_all yes $*
291}
292
293disable(){
294 set_all no $*
295}
296
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297enable_weak(){
298 set_weak yes $*
299}
300
301disable_weak(){
302 set_weak no $*
303}
304
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MR
305do_enable_deep(){
306 for var; do
307 enabled $var && continue
308 eval sel="\$${var}_select"
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MR
309 eval sgs="\$${var}_suggest"
310 pushvar var sgs
f9d328da 311 enable_deep $sel
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312 popvar sgs
313 enable_deep_weak $sgs
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314 popvar var
315 done
316}
317
318enable_deep(){
319 do_enable_deep $*
320 enable $*
321}
322
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MR
323enable_deep_weak(){
324 do_enable_deep $*
325 enable_weak $*
326}
327
57bd82d4 328enabled(){
3250003c
MR
329 test "${1#!}" = "$1" && op== || op=!=
330 eval test "x\$${1#!}" $op "xyes"
44161118
MR
331}
332
37970ebf 333disabled(){
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MR
334 test "${1#!}" = "$1" && op== || op=!=
335 eval test "x\$${1#!}" $op "xno"
37970ebf
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336}
337
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MR
338enabled_all(){
339 for opt; do
340 enabled $opt || return 1
341 done
342}
343
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DB
344disabled_all(){
345 for opt; do
346 disabled $opt || return 1
347 done
348}
349
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MR
350enabled_any(){
351 for opt; do
352 enabled $opt && return 0
353 done
354}
355
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DB
356disabled_any(){
357 for opt; do
358 disabled $opt && return 0
359 done
f7b230a7 360 return 1
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DB
361}
362
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MR
363set_default(){
364 for opt; do
88268e94 365 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
366 done
367}
368
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AJ
369is_in(){
370 value=$1
371 shift
372 for var in $*; do
373 [ $var = $value ] && return 0
374 done
375 return 1
376}
377
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MR
378check_deps(){
379 for cfg; do
3250003c 380 cfg="${cfg#!}"
799c9e9b
MR
381 enabled ${cfg}_checking && die "Circular dependency for $cfg."
382 disabled ${cfg}_checking && continue
383 enable ${cfg}_checking
384
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MR
385 eval dep_all="\$${cfg}_deps"
386 eval dep_any="\$${cfg}_deps_any"
7ef3425f 387 eval dep_sel="\$${cfg}_select"
c510c7b5 388 eval dep_sgs="\$${cfg}_suggest"
799c9e9b 389
c510c7b5
MR
390 pushvar cfg dep_all dep_any dep_sel dep_sgs
391 check_deps $dep_all $dep_any $dep_sel $dep_sgs
392 popvar cfg dep_all dep_any dep_sel dep_sgs
799c9e9b 393
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MR
394 enabled_all $dep_all || disable $cfg
395 enabled_any $dep_any || disable $cfg
7ef3425f 396 disabled_any $dep_sel && disable $cfg
799c9e9b 397
4ec45764
RP
398 if enabled $cfg; then
399 eval dep_extralibs="\$${cfg}_extralibs"
400 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 401 enable_deep $dep_sel
c510c7b5 402 enable_deep_weak $dep_sgs
4ec45764
RP
403 fi
404
799c9e9b 405 disable ${cfg}_checking
30fd06be
MR
406 done
407}
408
44161118
MR
409print_config(){
410 pfx=$1
411 header=$2
412 makefile=$3
413 shift 3
414 for cfg; do
3d907e22 415 ucname="`toupper $cfg`"
44161118 416 if enabled $cfg; then
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MR
417 echo "#define ${pfx}${ucname} 1" >> $header
418 echo "#define ENABLE_${ucname} 1" >> $header
419 echo "${pfx}${ucname}=yes" >> $makefile
420 else
421 echo "#define ENABLE_${ucname} 0" >> $header
44161118
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422 fi
423 done
57bd82d4
MR
424}
425
426flags_saved(){
2270b4b2 427 (: ${SAVE_CFLAGS?}) 2> /dev/null
57bd82d4
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428}
429
dcd479c0 430save_flags(){
57bd82d4 431 flags_saved && return
dcd479c0
MR
432 SAVE_CFLAGS="$CFLAGS"
433 SAVE_LDFLAGS="$LDFLAGS"
434 SAVE_extralibs="$extralibs"
435}
436
437restore_flags(){
f5d28d10 438 flags_saved || return
dcd479c0
MR
439 CFLAGS="$SAVE_CFLAGS"
440 LDFLAGS="$SAVE_LDFLAGS"
441 extralibs="$SAVE_extralibs"
442 unset SAVE_CFLAGS
443 unset SAVE_LDFLAGS
444 unset SAVE_extralibs
445}
446
447temp_cflags(){
448 save_flags
449 CFLAGS="$CFLAGS $*"
450}
451
452temp_ldflags(){
453 save_flags
454 LDFLAGS="$LDFLAGS $*"
455}
456
457temp_extralibs(){
458 save_flags
459 extralibs="$extralibs $*"
460}
461
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MR
462append(){
463 var=$1
464 shift
465 flags_saved && eval "SAVE_$var=\"\$SAVE_$var $*\""
466 eval "$var=\"\$$var $*\""
467}
468
469add_cflags(){
470 append CFLAGS "$@"
471}
472
473add_ldflags(){
474 append LDFLAGS "$@"
475}
476
477add_extralibs(){
478 append extralibs "$@"
479}
480
b0cfb663 481check_cmd(){
b3cb5d51 482 log "$@"
2270b4b2 483 "$@" >> $logfile 2>&1
b0cfb663
MR
484}
485
dcd479c0 486check_cc(){
57bd82d4 487 log check_cc "$@"
2270b4b2 488 cat > $TMPC
720c69da 489 log_file $TMPC
b0cfb663 490 check_cmd $cc $CFLAGS "$@" -c -o $TMPO $TMPC
57bd82d4
MR
491}
492
493check_cpp(){
494 log check_cpp "$@"
2270b4b2 495 cat > $TMPC
720c69da 496 log_file $TMPC
b0cfb663 497 check_cmd $cc $CFLAGS "$@" -E -o $TMPO $TMPC
dcd479c0
MR
498}
499
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MR
500check_asm(){
501 log check_asm "$@"
502 name="$1"
503 asm="$2"
504 shift 2
505 check_cc "$@" <<EOF && enable $name || disable $name
be449fca 506int foo(void){ __asm__ volatile($asm); }
940f335a
MR
507EOF
508}
509
304d586d
LM
510check_yasm(){
511 log check_yasm "$@"
512 echo "$1" > $TMPS
513 log_file $TMPS
514 shift 1
515 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
516}
517
dcd479c0 518check_ld(){
57bd82d4 519 log check_ld "$@"
0607887f 520 check_cc || return
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521 flags=''
522 libs=''
523 for f; do
524 test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
525 done
526 check_cmd $cc $LDFLAGS $flags -o $TMPE $TMPO $extralibs $libs
dcd479c0
MR
527}
528
529check_cflags(){
57bd82d4
MR
530 log check_cflags "$@"
531 check_cc "$@" <<EOF && add_cflags "$@"
dcd479c0
MR
532int x;
533EOF
534}
535
536check_ldflags(){
57bd82d4
MR
537 log check_ldflags "$@"
538 check_ld "$@" <<EOF && add_ldflags "$@"
c23a0ac8 539int main(void){ return 0; }
dcd479c0
MR
540EOF
541}
542
543check_header(){
57bd82d4 544 log check_header "$@"
dcd479c0
MR
545 header=$1
546 shift
d8bc5f06
MR
547 var=`echo $header | sed 's/[^A-Za-z0-9_]/_/g'`
548 disable $var
549 check_cpp "$@" <<EOF && enable $var
dcd479c0
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550#include <$header>
551int x;
552EOF
553}
554
555check_func(){
57bd82d4 556 log check_func "$@"
dcd479c0
MR
557 func=$1
558 shift
d8bc5f06
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559 disable $func
560 check_ld "$@" <<EOF && enable $func
dcd479c0 561extern int $func();
c23a0ac8 562int main(void){ $func(); }
dcd479c0
MR
563EOF
564}
565
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DB
566check_func_headers(){
567 log check_func_headers "$@"
f8d7b072
MR
568 headers=$1
569 func=$2
570 shift 2
571 disable $func
572 incs=""
573 for hdr in $headers; do
574 incs="$incs
575#include <$hdr>"
576 done
577 check_ld "$@" <<EOF && enable $func
578$incs
d6773f56 579int main(int argc, char **argv){
f8d7b072
MR
580 (void) $func;
581 return 0;
582}
583EOF
584}
585
a5344cf7
SS
586check_cpp_condition(){
587 log check_cpp_condition "$@"
588 header=$1
589 condition=$2
590 check_cpp <<EOF
591#include <$header>
592#if !($condition)
593#error "unsatisfied condition: $condition"
594#endif
595EOF
596}
597
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MR
598check_lib(){
599 log check_lib "$@"
600 header="$1"
601 func="$2"
602 shift 2
fcfcde17
MR
603 temp_extralibs "$@"
604 check_header $header && check_func $func && add_extralibs "$@"
605 err=$?
606 restore_flags
607 return $err
57bd82d4
MR
608}
609
f8d7b072
MR
610check_lib2(){
611 log check_lib2 "$@"
612 headers="$1"
613 func="$2"
614 shift 2
615 temp_extralibs "$@"
2446d3d6 616 check_func_headers "$headers" $func && add_extralibs "$@"
f8d7b072
MR
617 err=$?
618 restore_flags
619 return $err
620}
621
dcd479c0 622check_exec(){
2270b4b2 623 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
624}
625
7dfef245
MR
626check_exec_crash(){
627 code=`cat`
628
629 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
630 # are safe but may not be available everywhere. Thus we use
631 # raise(SIGTERM) instead. The check is run in a subshell so we
632 # can redirect the "Terminated" message from the shell. SIGBUS
633 # is not defined by standard C so it is used conditionally.
634
2270b4b2 635 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
636#include <signal.h>
637static void sighandler(int sig){
638 raise(SIGTERM);
639}
e5af4a11 640int main(void){
7dfef245
MR
641 signal(SIGILL, sighandler);
642 signal(SIGFPE, sighandler);
643 signal(SIGSEGV, sighandler);
644#ifdef SIGBUS
645 signal(SIGBUS, sighandler);
646#endif
647 { $code }
648}
649EOF
650}
651
72be9e73
DY
652check_type(){
653 log check_type "$@"
654 headers=$1
655 type=$2
656 shift 2
657 disable $type
658 incs=""
659 for hdr in $headers; do
660 incs="$incs
661#include <$hdr>"
662 done
663 check_cc "$@" <<EOF && enable $type
664$incs
665$type v;
666EOF
667}
668
57bd82d4
MR
669require(){
670 name="$1"
671 header="$2"
672 func="$3"
673 shift 3
674 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
675}
676
f8d7b072
MR
677require2(){
678 name="$1"
679 headers="$2"
680 func="$3"
681 shift 3
682 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
683}
684
eea50282
MR
685check_foo_config(){
686 cfg=$1
687 pkg=$2
688 header=$3
689 func=$4
690 shift 4
691 disable $cfg
692 check_cmd ${pkg}-config --version
693 err=$?
694 if test "$err" = 0; then
695 temp_cflags `${pkg}-config --cflags`
696 temp_extralibs `${pkg}-config --libs`
697 check_lib "$@" $header $func && enable $cfg
698 fi
699 return $err
700}
701
c505dd31
MR
702apply(){
703 file=$1
704 shift
705 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
706}
707
dcd61286
DB
708# CONFIG_LIST contains configurable options, while HAVE_LIST is for
709# system-dependent things.
710
4a0d6686
AJ
711COMPONENT_LIST="
712 bsfs
713 decoders
714 demuxers
715 encoders
3cde40aa 716 filters
c552605c 717 indevs
4a0d6686 718 muxers
c552605c 719 outdevs
4a0d6686
AJ
720 parsers
721 protocols
722"
723
724CONFIG_LIST="
725 $COMPONENT_LIST
f7679c54
VS
726 avfilter
727 avfilter_lavf
c88f5d72
MR
728 avisynth
729 beos_netserver
f402916e 730 bzlib
c88f5d72
MR
731 ffmpeg
732 ffplay
733 ffserver
1848f7d9 734 fft
4f034993 735 golomb
c88f5d72 736 gpl
ecfc4f44 737 gprof
d8d0d0b2 738 gray
3abe5fbd 739 hardcoded_tables
c88f5d72 740 ipv6
f5a756ef
DB
741 libamr_nb
742 libamr_wb
f7b8bffe 743 libdc1394
690bfceb 744 libdirac
2eed5a46
DB
745 libfaac
746 libfaad
747 libfaadbin
c88f5d72 748 libgsm
6ebe07fb 749 libmp3lame
c88f5d72 750 libnut
f7cd9eed 751 libschroedinger
ae14f311 752 libspeex
150d2772 753 libtheora
c88f5d72 754 libvorbis
1cc60c47
DB
755 libx264
756 libxvid
47a158cb 757 mdct
c88f5d72 758 memalign_hack
a8150374 759 mlib
c88f5d72
MR
760 mpegaudio_hp
761 network
3fe142e2 762 nonfree
4a24ab64 763 postproc
2b4c3615 764 powerpc_perf
bd2216e4 765 small
13ca50f3 766 swscale
c88f5d72 767 vhook
56a059ac 768 x11grab
c88f5d72 769 zlib
4a0d6686 770"
c88f5d72 771
8eee7025
DB
772THREADS_LIST='
773 beosthreads
d22e8442 774 os2threads
8eee7025
DB
775 pthreads
776 w32threads
777'
778
3f5b56e5
MR
779ARCH_LIST='
780 alpha
781 armv4l
782 bfin
783 ia64
784 m68k
785 mips
786 parisc
787 powerpc
788 s390
789 sh4
790 sparc
791 sparc64
792 x86
793 x86_32
794 x86_64
795'
796
797ARCH_EXT_LIST='
1ac9331a 798 altivec
1ac9331a 799 armv5te
edab3048 800 armv6
f55b299a 801 armvfp
3f5b56e5
MR
802 iwmmxt
803 mmi
804 mmx
d7f0920b 805 mmx2
6b18d278 806 neon
9eeed841 807 ssse3
bd9d34a0 808 vis
3f5b56e5
MR
809'
810
811HAVE_LIST="
812 $ARCH_EXT_LIST
813 $THREADS_LIST
814 altivec_h
c9fdab0d 815 arpa_inet_h
6bd859d6 816 bswap
ecf97f22 817 closesocket
1ac9331a 818 cmov
e16e49ac 819 conio_h
c88f5d72 820 dcbzl
f8aa696f
DB
821 dev_bktr_ioctl_bt848_h
822 dev_bktr_ioctl_meteor_h
823 dev_ic_bt8xx_h
824 dev_video_meteor_ioctl_meteor_h
825 dev_video_bktr_ioctl_bt848_h
18b67ae5 826 dlfcn_h
c88f5d72 827 dlopen
bc574408 828 dos_paths
245626d0
DB
829 ebp_available
830 ebx_available
c2a29455 831 fast_64bit
7073e9fc 832 fast_cmov
7b829d2a 833 fast_unaligned
9d99cc5a 834 fork
c88f5d72 835 freetype2
da9e86f8 836 gethrtime
4e68cb8a 837 GetProcessTimes
66be5b45 838 getrusage
c88f5d72 839 imlib2
2e1913b1 840 inet_aton
61d251db 841 inline_asm
0b4a1821
AS
842 libdc1394_1
843 libdc1394_2
a33cab3a
MK
844 llrint
845 lrint
c88f5d72 846 lrintf
f8aa696f
DB
847 machine_ioctl_bt848_h
848 machine_ioctl_meteor_h
c88f5d72
MR
849 malloc_h
850 memalign
6ffa87d3 851 mkstemp
b4e806b2 852 pld
9cafbd6c 853 ppc64
a33cab3a
MK
854 round
855 roundf
c88f5d72
MR
856 sdl
857 sdl_video_size
72be9e73 858 socklen_t
deb29777 859 soundcard_h
f8cda19e 860 poll_h
b58412f1 861 sys_mman_h
b091aa44 862 sys_resource_h
81644c2e 863 sys_select_h
deb29777 864 sys_soundcard_h
1b6e8b73 865 sys_videoio_h
e16e49ac 866 termios_h
b265431e 867 threads
6ff3f3e7 868 winsock2_h
304d586d 869 yasm
0cb78cef 870"
44161118 871
b6bb00b0
MR
872# options emitted with CONFIG_ prefix but not available on command line
873CONFIG_EXTRA="
874 fft_mmx
40b509b3 875 oldscaler
b6bb00b0
MR
876"
877
520cc7f1 878CMDLINE_SELECT="
3f5b56e5 879 $ARCH_EXT_LIST
520cc7f1 880 $CONFIG_LIST
8eee7025 881 $THREADS_LIST
db6107b6 882 cross_compile
520cc7f1
MR
883 debug
884 extra_warnings
8c6afa4d 885 logging
d2bbb2f7 886 optimizations
520cc7f1
MR
887 shared
888 static
87a0fb62 889 stripping
520cc7f1 890"
426be5dc
DB
891
892PATHS_LIST='
d156bede 893 bindir
26759c44
MR
894 incdir
895 libdir
26759c44
MR
896 mandir
897 prefix
898 shlibdir
426be5dc
DB
899'
900
901CMDLINE_SET="
902 $PATHS_LIST
903 arch
904 build_suffix
905 cc
906 cpu
907 cross_prefix
ac63af34 908 extra_version
426be5dc 909 logfile
26759c44
MR
910 source_path
911 target_os
426be5dc 912"
520cc7f1 913
912f3148
DB
914# code dependency declarations
915
9eeed841
MR
916# architecture extensions
917altivec_deps="powerpc"
918armv5te_deps="armv4l"
919armv6_deps="armv4l"
f55b299a 920armvfp_deps="armv4l"
9eeed841 921iwmmxt_deps="armv4l"
e241ba14 922mmi_deps="mips"
9eeed841 923mmx_deps="x86"
fbef871d 924mmx2_deps="x86 mmx"
6b18d278 925neon_deps="armv4l"
9eeed841 926ssse3_deps="x86"
bd9d34a0 927vis_deps="sparc"
9eeed841 928
b6bb00b0
MR
929# common features
930fft_suggest="fft_mmx"
931fft_mmx_deps="mmx yasm"
40b509b3 932oldscaler_deps="!swscale"
b6bb00b0 933
912f3148 934# decoders / encoders
47a158cb 935aac_decoder_select="fft mdct"
d8d12c15 936ac3_decoder_deps="gpl"
47a158cb
MR
937ac3_decoder_select="fft mdct"
938atrac3_decoder_select="fft mdct"
4f034993 939cavs_decoder_select="golomb"
47a158cb 940cook_decoder_select="fft mdct"
2eef7c62 941cscd_decoder_suggest="zlib"
47a158cb 942dca_decoder_select="fft mdct"
2eef7c62 943dxa_decoder_select="zlib"
406ab5cc 944eac3_decoder_deps="gpl"
47a158cb 945eac3_decoder_select="fft mdct"
4f034993
MR
946ffv1_decoder_select="golomb"
947flac_decoder_select="golomb"
948flac_encoder_select="golomb"
2eef7c62
AJ
949flashsv_decoder_select="zlib"
950flashsv_encoder_select="zlib"
4f034993 951h264_decoder_select="golomb"
47a158cb 952imc_decoder_select="fft mdct"
4f034993
MR
953jpegls_decoder_select="golomb"
954jpegls_encoder_select="golomb"
955loco_decoder_select="golomb"
30fd06be 956mpeg_xvmc_decoder_deps="xvmc"
47a158cb
MR
957nellymoser_decoder_select="fft mdct"
958nellymoser_encoder_select="fft mdct"
2eef7c62
AJ
959png_decoder_select="zlib"
960png_encoder_select="zlib"
47a158cb 961qdm2_decoder_select="fft mdct"
4f034993
MR
962shorten_decoder_select="golomb"
963sonic_decoder_select="golomb"
964sonic_encoder_select="golomb"
965sonic_ls_encoder_select="golomb"
966svq3_decoder_select="golomb"
bee2eac5 967svq3_decoder_suggest="zlib"
2eef7c62
AJ
968tiff_decoder_suggest="zlib"
969tiff_encoder_suggest="zlib"
970tscc_decoder_select="zlib"
47a158cb
MR
971vorbis_decoder_select="fft mdct"
972vorbis_encoder_select="fft mdct"
973wmav1_decoder_select="fft mdct"
974wmav1_encoder_select="fft mdct"
975wmav2_decoder_select="fft mdct"
976wmav2_encoder_select="fft mdct"
2eef7c62
AJ
977zlib_decoder_select="zlib"
978zlib_encoder_select="zlib"
979zmbv_decoder_select="zlib"
980zmbv_encoder_select="zlib"
30fd06be 981
912f3148 982# external libraries
f5a756ef
DB
983libamr_nb_decoder_deps="libamr_nb"
984libamr_nb_encoder_deps="libamr_nb"
985libamr_wb_decoder_deps="libamr_wb"
986libamr_wb_encoder_deps="libamr_wb"
1b71f045 987libdirac_decoder_deps="libdirac !libschroedinger"
690bfceb 988libdirac_encoder_deps="libdirac"
c9171a83 989libfaac_encoder_deps="libfaac"
69ddbd1d 990libfaad_decoder_deps="libfaad"
4ec45764 991libfaadbin_decoder_extralibs='$ldl'
299c77d5
MR
992libgsm_decoder_deps="libgsm"
993libgsm_encoder_deps="libgsm"
8ffed8d8
MR
994libgsm_ms_decoder_deps="libgsm"
995libgsm_ms_encoder_deps="libgsm"
1cc60c47 996libmp3lame_encoder_deps="libmp3lame"
f7cd9eed
AS
997libschroedinger_decoder_deps="libschroedinger"
998libschroedinger_encoder_deps="libschroedinger"
ae14f311 999libspeex_decoder_deps="libspeex"
150d2772 1000libtheora_encoder_deps="libtheora"
b0caf888 1001libvorbis_encoder_deps="libvorbis"
1cc60c47
DB
1002libx264_encoder_deps="libx264"
1003libxvid_encoder_deps="libxvid"
13566c31 1004mpeg4aac_decoder_deps="libfaad"
30fd06be 1005
912f3148 1006# demuxers / muxers
03a76ba9 1007ac3_demuxer_deps="ac3_parser"
50383e88 1008audio_beos_demuxer_deps="audio_beos"
4ec45764 1009audio_beos_demuxer_extralibs="-lmedia -lbe"
50383e88 1010audio_beos_muxer_deps="audio_beos"
4ec45764 1011audio_beos_muxer_extralibs="-lmedia -lbe"
53b73365 1012avisynth_demuxer_deps="avisynth"
73483024 1013bktr_demuxer_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
17ac9f1c 1014dirac_demuxer_deps="dirac_parser"
fe9bb347 1015dv1394_demuxer_deps="dv1394 dv_demuxer"
f7b8bffe 1016libdc1394_demuxer_deps="libdc1394"
d7c59247
DB
1017libnut_demuxer_deps="libnut"
1018libnut_muxer_deps="libnut"
2eef7c62
AJ
1019matroska_demuxer_suggest="zlib bzlib"
1020mov_demuxer_suggest="zlib"
4bd8e17c 1021mp3_demuxer_deps="mpegaudio_parser"
c7682de0
RP
1022oss_demuxer_deps_any="soundcard_h sys_soundcard_h"
1023oss_muxer_deps_any="soundcard_h sys_soundcard_h"
30fd06be 1024redir_demuxer_deps="network"
8eb793c4 1025rtp_muxer_deps="network rtp_protocol"
95c21842
LA
1026rtsp_demuxer_deps="sdp_demuxer"
1027sdp_demuxer_deps="rtp_protocol mpegts_demuxer"
06e31011 1028v4l_demuxer_deps="linux_videodev_h"
1b6e8b73 1029v4l2_demuxer_deps_any="linux_videodev2_h sys_videoio_h"
c2345207
RP
1030vfwcap_demuxer_deps="capCreateCaptureWindow"
1031vfwcap_demuxer_extralibs="-lvfw32"
06eab4ba 1032x11_grab_device_demuxer_deps="x11grab XShmCreateImage"
4ec45764 1033x11_grab_device_demuxer_extralibs="-lX11 -lXext"
30fd06be 1034
912f3148 1035# protocols
c08fb000
AB
1036http_protocol_deps="network"
1037rtp_protocol_deps="udp_protocol"
1038tcp_protocol_deps="network"
1039udp_protocol_deps="network"
1040
f7679c54 1041# filters
81124ba0 1042movie_filter_deps="avfilter_lavf"
f7679c54 1043
912f3148 1044# programs
fa859b4d 1045ffplay_deps="sdl"
6ad42348 1046ffserver_deps="ffm_muxer rtp_protocol rtsp_demuxer"
4ec45764
RP
1047ffserver_extralibs='$ldl'
1048vhook_extralibs='$ldl'
a2830dca 1049
912f3148 1050
de6d9b64 1051# default parameters
8a608357 1052
2ba042a7 1053logfile="config.err"
8a608357
MR
1054
1055# installation paths
c9d19248
MR
1056prefix_default="/usr/local"
1057bindir_default='${prefix}/bin'
1058incdir_default='${prefix}/include'
1059libdir_default='${prefix}/lib'
1060mandir_default='${prefix}/share/man'
1061shlibdir_default="$libdir_default"
8a608357
MR
1062
1063# toolchain
13c7df3d 1064cc_default="gcc"
304d586d 1065yasmexe="yasm"
de6d9b64 1066ar="ar"
503d5b58 1067nm="nm"
be7109c1 1068ranlib="ranlib"
0f3cb305 1069strip="strip"
8a608357 1070asmalign_pot="unknown"
20369773 1071ln_s="ln -sf"
304d586d 1072objformat="elf"
8a608357
MR
1073
1074# machine
cc6a90dd 1075arch=`uname -m`
38d0a8aa 1076cpu="generic"
8a608357 1077
8a608357 1078# OS
4f854758 1079target_os=$(tolower $(uname -s))
8a608357 1080
8a608357 1081# configurable options
497237c7 1082enable debug
497237c7
RP
1083enable ffmpeg
1084enable ffplay
1085enable ffserver
1086enable ipv6
497237c7
RP
1087enable mpegaudio_hp
1088enable network
40b509b3 1089enable oldscaler
8400d6b8 1090enable optimizations
497237c7 1091enable protocols
530dc538 1092enable static
87a0fb62 1093enable stripping
8a608357
MR
1094vhook="default"
1095
8a608357 1096# build settings
11a9d3e8 1097add_cflags -D_ISOC99_SOURCE -D_POSIX_C_SOURCE=200112
9987769a 1098SHFLAGS='-shared -Wl,-soname,$$(@F)'
cab3ef82 1099VHOOKSHFLAGS='$(SHFLAGS)'
c536cb09 1100FFSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1101LIBPREF="lib"
1102LIBSUF=".a"
c5f14466
RP
1103FULLNAME='$(NAME)$(BUILDSUF)'
1104LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1105SLIBPREF="lib"
1106SLIBSUF=".so"
c5f14466 1107SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1108SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1109SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
24743a76 1110LIB_INSTALL_EXTRA_CMD='$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
ef0bc4c9 1111
0d7dca36
DB
1112# gcc stupidly only outputs the basename of targets with -MM, but we need the
1113# full relative path for objects in subdirectories for non-recursive Make.
ec0bd3b9 1114DEPEND_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 1115
c597172e
MR
1116# find source path
1117source_path="`dirname \"$0\"`"
497237c7 1118enable source_path_used
c597172e
MR
1119if test -z "$source_path" -o "$source_path" = "." ; then
1120 source_path="`pwd`"
497237c7 1121 disable source_path_used
c597172e
MR
1122else
1123 source_path="`cd \"$source_path\"; pwd`"
1124 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1125 die "Out of tree builds are impossible with whitespace in source path."
c597172e
MR
1126fi
1127
c597172e
MR
1128FFMPEG_CONFIGURATION="$@"
1129
73ef8980
MR
1130find_things(){
1131 thing=$1
1132 pattern=$2
1133 file=$source_path/$3
932ccf39 1134 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1135}
1136
1137ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1138DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
1139PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1140BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1141MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1142DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
1143OUTDEV_LIST=$(find_things muxer _MUX libavdevice/alldevices.c)
1144INDEV_LIST=$(find_things demuxer DEMUX libavdevice/alldevices.c)
1145PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1146FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1147
7483e694
DB
1148enable $ARCH_EXT_LIST \
1149 $DECODER_LIST \
1150 $ENCODER_LIST \
1151 $PARSER_LIST \
1152 $BSF_LIST \
1153 $DEMUXER_LIST \
1154 $MUXER_LIST \
f7679c54 1155 $FILTER_LIST \
7483e694
DB
1156 $PROTOCOL_LIST \
1157 $INDEV_LIST \
1158 $OUTDEV_LIST \
c597172e
MR
1159
1160die_unknown(){
1161 echo "Unknown option \"$1\"."
1162 echo "See $0 --help for available options."
1163 exit 1
1164}
1165
794f8e97 1166show_list() {
bf0c4afa
RP
1167 suffix=_$1
1168 shift
1169 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort
794f8e97
PI
1170 exit 0
1171}
1172
c597172e 1173for opt do
7483e694
DB
1174 optval="${opt#*=}"
1175 case "$opt" in
7483e694
DB
1176 --extra-cflags=*) add_cflags "$optval"
1177 ;;
1178 --extra-ldflags=*) add_ldflags "$optval"
1179 ;;
1180 --extra-libs=*) add_extralibs "$optval"
1181 ;;
8fb1cb58 1182 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1183 ;;
40bcf4c7
BL
1184 --enable-debug=*) debuglevel="$optval"
1185 ;;
7483e694
DB
1186 --enable-*=*|--disable-*=*)
1187 eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
1188 case "$thing" in
81124ba0 1189 encoder|decoder|muxer|demuxer|parser|bsf|protocol|filter) $action ${optval}_${thing} ;;
7483e694
DB
1190 *) die_unknown "$opt" ;;
1191 esac
1192 ;;
1193 --enable-?*|--disable-?*)
1194 eval `echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g'`
e3773a55
MR
1195 if is_in $option $COMPONENT_LIST; then
1196 eval $action \$$(toupper ${option%s})_LIST
1197 elif is_in $option $CMDLINE_SELECT; then
1198 $action $option
1199 else
1200 die_unknown $opt
1201 fi
7483e694
DB
1202 ;;
1203 --list-*)
1204 NAME="${opt#--list-}"
1205 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1206 NAME=${NAME%s}
1207 eval show_list $NAME \$$(toupper $NAME)_LIST
1208 ;;
1209 --help|-h) show_help
1210 ;;
1211 *)
884a36a7 1212 optname="${opt%%=*}"
26759c44
MR
1213 optname="${optname#--}"
1214 optname=$(echo "$optname" | sed 's/-/_/g')
1215 is_in $optname $CMDLINE_SET || die_unknown $opt
1216 eval $optname='$optval'
7483e694
DB
1217 ;;
1218 esac
c597172e
MR
1219done
1220
bcea99bb
MR
1221disabled logging && logfile=/dev/null
1222
1223echo "# $0 $@" > $logfile
1224set >> $logfile
1225
13c7df3d 1226cc_default="${cross_prefix}${cc_default}"
304d586d 1227yasmexe="${cross_prefix}${yasmexe}"
adb2b908
RP
1228ar="${cross_prefix}${ar}"
1229nm="${cross_prefix}${nm}"
1230ranlib="${cross_prefix}${ranlib}"
1231strip="${cross_prefix}${strip}"
1232
13c7df3d
MR
1233set_default cc
1234
e4e69e0b
MR
1235# set temporary file name
1236if test ! -z "$TMPDIR" ; then
1237 TMPDIR1="${TMPDIR}"
1238elif test ! -z "$TEMPDIR" ; then
1239 TMPDIR1="${TEMPDIR}"
1240else
1241 TMPDIR1="/tmp"
1242fi
1243
1244TMPC="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.c"
1245TMPE="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}${EXESUF}"
1246TMPH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.h"
1247TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
1248TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
1249TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
1250
e9b9a2f8
MN
1251check_cflags -std=c99
1252
b24dbcbd
RP
1253case "$arch" in
1254 i386|i486|i586|i686|i86pc|BePC)
1255 arch="x86_32"
1256 enable fast_unaligned
1257 ;;
1258 x86_64|amd64)
1259 arch="x86_32"
34b37f86
DM
1260 enable cmov
1261 enable fast_cmov
b24dbcbd
RP
1262 enable fast_unaligned
1263 check_cc <<EOF && enable fast_64bit && arch="x86_64"
1264 int test[sizeof(char*) - 7];
1265EOF
1266 ;;
1267 # armv4l is a subset of armv[567]*l
1268 arm|armv[4567]*l)
1269 arch="armv4l"
1270 ;;
1271 alpha)
1272 arch="alpha"
1273 enable fast_64bit
1274 ;;
1275 "Power Macintosh"|ppc|powerpc)
1276 arch="powerpc"
aa8bc0f1 1277 enable fast_unaligned
b24dbcbd
RP
1278 ;;
1279 ppc64)
1280 arch="powerpc"
1281 enable fast_64bit
aa8bc0f1 1282 enable fast_unaligned
b24dbcbd
RP
1283 ;;
1284 mips|mipsel|IP*)
1285 arch="mips"
1286 ;;
1287 sun4u|sparc64)
1288 arch="sparc64"
1289 enable fast_64bit
1290 ;;
1291 sparc)
1292 arch="sparc"
1293 ;;
1294 sh4)
1295 arch="sh4"
1296 ;;
1297 parisc)
1298 arch="parisc"
1299 ;;
1300 parisc64)
1301 arch="parisc"
1302 enable fast_64bit
1303 ;;
1304 s390|s390x)
1305 arch="s390"
1306 ;;
1307 m68k)
1308 arch="m68k"
1309 ;;
1310 ia64)
1311 arch="ia64"
1312 enable fast_64bit
1313 ;;
1314 bfin)
1315 arch="bfin"
1316 ;;
1317 *)
1318 arch="unknown"
1319 ;;
1320esac
1321
1322enable $arch
1323enabled_any x86_32 x86_64 && enable x86
1324enabled sparc64 && enable sparc
1325
7483e694 1326# OS specific
4f854758 1327case $target_os in
7483e694 1328 beos|haiku|zeta)
c9d19248 1329 prefix_default="$HOME/config"
7483e694
DB
1330 # helps building libavcodec
1331 add_cflags "-DPIC -fomit-frame-pointer"
1332 # 3 gcc releases known for BeOS, each with ugly bugs
1333 gcc_version="`$cc -v 2>&1 | grep version | cut -d ' ' -f3-`"
1334 case "$gcc_version" in
1335 2.9-beos-991026*|2.9-beos-000224*) echo "R5/GG gcc"
1336 disable mmx
1337 ;;
1338 *20010315*) echo "BeBits gcc"
1339 add_cflags "-fno-expensive-optimizations"
1340 ;;
1341 esac
7483e694
DB
1342 SHFLAGS=-nostart
1343 # enable BeOS things
1344 enable audio_beos
1345 # no need for libm, but the inet stuff
1346 # Check for BONE
1347 # XXX: actually should check for NOT net_server
78fe7631 1348 if echo $BEINCLUDES | grep -q 'headers/be/bone'; then
7483e694
DB
1349 network_extralibs="-lbind -lsocket"
1350 else
1351 enable beos_netserver
1352 network_extralibs="-lnet"
1353 fi ;;
1354 sunos)
1355 FFSERVERLDFLAGS=""
9987769a 1356 SHFLAGS='-shared -Wl,-h,$$(@F)'
7483e694
DB
1357 network_extralibs="-lsocket -lnsl"
1358 ;;
1359 netbsd)
1360 oss_demuxer_extralibs="-lossaudio"
1361 oss_muxer_extralibs="-lossaudio"
1362 ;;
1363 openbsd)
1364 disable need_memalign
1365 LIBOBJFLAGS='$(PIC)'
7483e694
DB
1366 SHFLAGS='-shared'
1367 SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF).$(LIBVERSION)'
1368 SLIBNAME_WITH_VERSION='$(SLIBNAME)'
1369 SLIBNAME_WITH_MAJOR='$(SLIBNAME)'
1370 oss_demuxer_extralibs="-lossaudio"
1371 oss_muxer_extralibs="-lossaudio"
1372 ;;
1373 freebsd)
1374 disable need_memalign
1375 ;;
1376 bsd/os)
1377 osextralibs="-lpoll -lgnugetopt"
1378 strip="strip -d"
1379 ;;
1380 darwin)
1381 disable need_memalign
0138c54e 1382 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR) -Wl,-read_only_relocs,suppress'
9987769a 1383 VHOOKSHFLAGS='-dynamiclib -Wl,-single_module -flat_namespace -undefined suppress -Wl,-install_name,$(SHLIBDIR)/vhook/$$(@F)'
7483e694
DB
1384 strip="strip -x"
1385 FFLDFLAGS="-Wl,-dynamic,-search_paths_first"
1386 SLIBSUF=".dylib"
1387 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
1388 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
1389 FFSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 1390 objformat="macho"
1b0f6fb8 1391 enabled x86_64 && objformat="macho64"
7483e694
DB
1392 ;;
1393 mingw32*)
4f854758 1394 target_os=mingw32
dcc01c06
RP
1395 LIBTARGET=i386
1396 if test $arch = x86_64; then
1397 disable need_memalign
1398 LIBTARGET=x64
1399 fi
fbd971a4 1400 shlibdir_default="$bindir_default"
7483e694
DB
1401 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1402 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1403 if enabled swscale; then
7483e694
DB
1404 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1405 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1406 fi
1407 disable ffserver
1408 SLIBPREF=""
1409 SLIBSUF=".dll"
1410 EXESUF=".exe"
1411 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1412 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dcc01c06 1413 SLIB_EXTRA_CMD='-lib /machine:$(LIBTARGET) /def:$$(@:$(SLIBSUF)=.def) /out:$(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)'
4c25d159
RP
1414 SLIB_INSTALL_EXTRA_CMD='-install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"; \
1415 install -m 644 $(SUBDIR)$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib) "$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.lib)"'
7483e694 1416 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(SHLIBDIR)/$(SLIBNAME:$(SLIBSUF)=.lib)"'
71c61f62 1417 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 1418 objformat="win32"
bc574408 1419 enable dos_paths
a85de417
SS
1420 check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
1421 die "ERROR: MinGW runtime version must be >= 3.15."
1422 enabled_any avisynth vfwcap_demuxer &&
1423 { check_cpp_condition w32api.h "(__W32API_MAJOR_VERSION > 3) || (__W32API_MAJOR_VERSION == 3 && __W32API_MINOR_VERSION >= 12)" ||
1424 die "ERROR: avisynth and vfwcap_demuxer require w32api version 3.12 or later."; }
7483e694
DB
1425 ;;
1426 cygwin*)
4f854758 1427 target_os=cygwin
fbd971a4 1428 shlibdir_default="$bindir_default"
7483e694
DB
1429 VHOOKSHFLAGS='-shared -L$(BUILD_ROOT)/libavformat -L$(BUILD_ROOT)/libavcodec -L$(BUILD_ROOT)/libavutil'
1430 VHOOKLIBS='-lavformat$(BUILDSUF) -lavcodec$(BUILDSUF) -lavutil$(BUILDSUF) $(EXTRALIBS)'
13ca50f3 1431 if enabled swscale; then
7483e694
DB
1432 VHOOKSHFLAGS="$VHOOKSHFLAGS -L\$(BUILD_ROOT)/libswscale"
1433 VHOOKLIBS="$VHOOKLIBS -lswscale\$(BUILDSUF)"
1434 fi
1435 EXESUF=".exe"
1436 SLIBPREF="cyg"
1437 SLIBSUF=".dll"
1438 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
1439 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
1440 SHFLAGS='-shared -Wl,--enable-auto-image-base'
304d586d 1441 objformat="win32"
bc574408 1442 enable dos_paths
7483e694 1443 ;;
4f365f37 1444 *-dos|freedos|opendos)
4f365f37
MK
1445 disable ffplay ffserver vhook
1446 disable $INDEV_LIST $OUTDEV_LIST
1447 network_extralibs="-lsocket"
1448 EXESUF=".exe"
304d586d 1449 objformat="win32"
bc574408 1450 enable dos_paths
4f365f37 1451 ;;
7483e694 1452 linux)
7483e694
DB
1453 enable dv1394
1454 ;;
1455 irix*)
4f854758 1456 target_os=irix
7483e694
DB
1457 ranlib="echo ignoring ranlib"
1458 ;;
d22e8442 1459 os/2*)
d22e8442
DY
1460 strip="lxlite"
1461 ln_s="cp -f"
d22e8442
DY
1462 EXESUF=".exe"
1463 FFLDFLAGS="-Zomf -Zbin-files -Zargs-wild -Zmap"
71c61f62 1464 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
d22e8442 1465 FFSERVERLDFLAGS=""
287d3b13 1466 LIBSUF="_s.a"
d22e8442
DY
1467 SLIBPREF=""
1468 SLIBSUF=".dll"
1469 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
1470 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62
MR
1471 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
1472 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
1473 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
1474 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
1475 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
1476 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
1477 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
1478 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
1479 SLIB_INSTALL_EXTRA_CMD='install -m 644 $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib "$(LIBDIR)"'
d22e8442 1480 SLIB_UNINSTALL_EXTRA_CMD='rm -f "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.a "$(LIBDIR)"/$(LIBPREF)$(NAME)_dll.lib'
c6eed369 1481 disable vhook
bc574408 1482 enable dos_paths
d22e8442 1483 ;;
269820f1
PR
1484 interix)
1485 disable vhook
1486 ;;
d22e8442 1487
7483e694 1488 *)
4f854758 1489 target_os="${target_os}-UNKNOWN"
7483e694
DB
1490 ;;
1491esac
1492
c9d19248
MR
1493set_default $PATHS_LIST
1494
c597172e 1495add_extralibs $osextralibs
de6d9b64 1496
28d8e661
DB
1497# Combine FFLDFLAGS and the LDFLAGS environment variable.
1498LDFLAGS="$FFLDFLAGS $LDFLAGS"
e89b8b0a 1499
497237c7 1500test -n "$cross_prefix" && enable cross_compile
1ea46bed 1501
320d060a 1502# we need to build at least one lib type
93b3c083 1503if ! enabled_any static shared; then
320d060a
DB
1504 cat <<EOF
1505At least one library type must be built.
1506Specify --enable-static to build the static libraries or --enable-shared to
1507build the shared libraries as well. To only build the shared libraries specify
1508--disable-static in addition to --enable-shared.
1509EOF
1510 exit 1;
1511fi
1512
abc4e572 1513disabled static && LIBNAME=""
2a320695 1514
a2234ceb
RP
1515if enabled_any libfaad libfaadbin ; then
1516 if check_header faad.h; then
295b8c70 1517 check_cc <<EOF
a2234ceb
RP
1518#include <faad.h>
1519#ifndef FAAD2_VERSION
1520ok faad1
1521#endif
db817cf3 1522int main(void) { return 0; }
a2234ceb
RP
1523EOF
1524 test $? = 0 && enable libfaad2
1525 else
ff3dac65 1526 die "FAAD test failed."
a2234ceb
RP
1527 fi
1528fi
1529
1530
93b3c083 1531if ! enabled gpl; then
54118497
RP
1532 die_gpl_disabled(){
1533 name=$1
1534 shift
1535 enabled_any $@ && die "$name is under GPL and --enable-gpl is not specified."
1536 }
4a24ab64 1537 die_gpl_disabled "The Postprocessing code" postproc
1cc60c47
DB
1538 die_gpl_disabled "libx264" libx264
1539 die_gpl_disabled "libxvidcore" libxvid
54118497
RP
1540 die_gpl_disabled "FAAD2" libfaad2
1541 die_gpl_disabled "The X11 grabber" x11grab
13ca50f3 1542 die_gpl_disabled "The software scaler" swscale
ebb810d9 1543fi
b2e3c528 1544
3fe142e2
DB
1545if ! enabled nonfree && enabled_any libamr_nb libamr_wb; then
1546 die "libamr is nonfree and --enable-nonfree is not specified."
1547fi
1548
9eeed841 1549check_deps $ARCH_EXT_LIST
0f3cb305 1550
5d323602
MR
1551test -z "$need_memalign" && need_memalign="$mmx"
1552
cf9d24ad 1553#Darwin CC versions
4f854758 1554if test $target_os = darwin; then
3dddba4b 1555 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4 1556 add_cflags "-qpdf2 -qlanglvl=extc99 -qmaxmem=-1 -qarch=auto -qtune=auto"
cf9d24ad 1557 else
8541cc27 1558 add_cflags "-pipe"
26c1b3be
DB
1559 check_cflags "-force_cpusubtype_ALL"
1560 check_cflags "-Wno-sign-compare"
f946a9a4 1561 enabled shared || check_cflags -mdynamic-no-pic
cf9d24ad 1562 fi
2a1a6b64
MN
1563fi
1564
40617a6d 1565disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 1566
a4adb608 1567# Add processor-specific flags
38d0a8aa 1568if test $cpu != "generic"; then
bc8ec47b
MR
1569 warn_altivec(){
1570 $1 altivec && echo "WARNING: Tuning for $2 but AltiVec $1.";
1658bc4f 1571 }
38d0a8aa 1572 case $cpu in
bb270c08 1573 601|ppc601|PowerPC601)
1c5d830c 1574 add_cflags "-mcpu=601"
bc8ec47b 1575 warn_altivec enabled PPC601
bb270c08
DB
1576 ;;
1577 603*|ppc603*|PowerPC603*)
1c5d830c 1578 add_cflags "-mcpu=603"
bc8ec47b 1579 warn_altivec enabled PPC603
bb270c08
DB
1580 ;;
1581 604*|ppc604*|PowerPC604*)
1c5d830c 1582 add_cflags "-mcpu=604"
bc8ec47b 1583 warn_altivec enabled PPC604
bb270c08
DB
1584 ;;
1585 G3|g3|75*|ppc75*|PowerPC75*)
1c5d830c 1586 add_cflags "-mcpu=750 -mpowerpc-gfxopt"
bc8ec47b 1587 warn_altivec enabled PPC75x
bb270c08
DB
1588 ;;
1589 G4|g4|745*|ppc745*|PowerPC745*)
1c5d830c 1590 add_cflags "-mcpu=7450 -mpowerpc-gfxopt"
bc8ec47b 1591 warn_altivec disabled PPC745x
bb270c08
DB
1592 ;;
1593 74*|ppc74*|PowerPC74*)
1c5d830c 1594 add_cflags "-mcpu=7400 -mpowerpc-gfxopt"
bc8ec47b 1595 warn_altivec disabled PPC74xx
bb270c08
DB
1596 ;;
1597 G5|g5|970|ppc970|PowerPC970|power4*|Power4*)
1c5d830c 1598 add_cflags "-mcpu=970 -mpowerpc-gfxopt -mpowerpc64"
bc8ec47b 1599 warn_altivec disabled PPC970
9cafbd6c 1600 enable ppc64
bb270c08 1601 ;;
e07e357d
LB
1602 Cell|CELL|cell)
1603 add_cflags "-mcpu=cell"
1604 warn_altivec disabled Cell
9cafbd6c 1605 enable ppc64
e07e357d 1606 ;;
e7768fc5
GP
1607 # targets that do NOT support conditional mov (cmov)
1608 i[345]86|pentium|pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
38d0a8aa 1609 add_cflags "-march=$cpu"
497237c7 1610 disable cmov
e7768fc5
GP
1611 ;;
1612 # targets that do support conditional mov (cmov)
416519dd 1613 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64|k8|opteron|athlon-fx|core2)
e7768fc5 1614 add_cflags "-march=$cpu"
497237c7
RP
1615 enable cmov
1616 enable fast_cmov
94e4c3a3
GP
1617 ;;
1618 # targets that do support conditional mov but on which it's slow
800a5a19 1619 pentium4|pentium4m|prescott|nocona)
94e4c3a3 1620 add_cflags "-march=$cpu"
497237c7
RP
1621 enable cmov
1622 disable fast_cmov
bb270c08 1623 ;;
d7b34d08 1624 sparc64)
1c5d830c 1625 add_cflags "-mcpu=v9"
d7b34d08 1626 ;;
f2e49553
MR
1627 arm11*|cortex*)
1628 add_cflags "-mcpu=$cpu"
1629 enable fast_unaligned
1630 ;;
0223bd6f
MR
1631 armv*)
1632 add_cflags "-march=$cpu"
1633 ;;
f2e49553 1634 arm*)
6b19786b
MR
1635 add_cflags "-mcpu=$cpu"
1636 ;;
bb270c08 1637 *)
7483e694 1638 echo "WARNING: Unknown CPU \"$cpu\", ignored."
bb270c08 1639 ;;
a4adb608
MN
1640 esac
1641fi
1642
be0d52ab 1643# make sure we can execute files in $TMPDIR
2270b4b2 1644cat > $TMPSH 2>> $logfile <<EOF
be0d52ab
MR
1645#! /bin/sh
1646EOF
2270b4b2
DB
1647chmod +x $TMPSH >> $logfile 2>&1
1648if ! $TMPSH >> $logfile 2>&1; then
be0d52ab
MR
1649 cat <<EOF
1650Unable to create and execute files in $TMPDIR1. Set the TMPDIR environment
68300911
DB
1651variable to another directory and make sure that $TMPDIR1 is not mounted
1652noexec.
be0d52ab
MR
1653EOF
1654 die "Sanity test failed."
1655fi
edd08265 1656rm $TMPSH
be0d52ab 1657
1a268acc
MR
1658# compiler sanity check
1659check_exec <<EOF
c23a0ac8 1660int main(void){ return 0; }
1a268acc
MR
1661EOF
1662if test "$?" != 0; then
1663 echo "$cc is unable to create an executable file."
93b3c083 1664 if test -z "$cross_prefix" && ! enabled cross_compile ; then
db6107b6 1665 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
c7ae6345 1666 echo "Only do this if you know what cross compiling means."
1a268acc
MR
1667 fi
1668 die "C compiler test failed."
1669fi
1670
b4d96ba2
MR
1671check_cc <<EOF || die "Symbol mangling check failed."
1672int ff_extern;
1673EOF
2f05d9c1 1674sym=$($nm -P -g $TMPO | grep ff_extern)
b4d96ba2
MR
1675extern_prefix=${sym%%ff_extern*}
1676
61d251db
MR
1677check_asm inline_asm '""'
1678
9eeed841 1679if enabled x86; then
44965991
PI
1680 # check whether EBP is available on x86
1681 # As 'i' is stored on the stack, this program will crash
1682 # if the base pointer is used to access it because the
1683 # base pointer is cleared in the inline assembly code.
7dfef245 1684 check_exec_crash <<EOF && enable ebp_available
44965991 1685 volatile int i=0;
be449fca 1686 __asm__ volatile (
44965991
PI
1687 "xorl %%ebp, %%ebp"
1688 ::: "%ebp");
1689 return i;
44965991
PI
1690EOF
1691
1692 # check wether EBX is available on x86
940f335a 1693 check_asm ebx_available '"":::"%ebx"'
8e380710 1694
d7f0920b 1695 # check whether binutils is new enough to compile SSSE3/MMX2
940f335a 1696 enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
d7f0920b 1697 enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
6bd859d6
MR
1698
1699 check_asm bswap '"bswap %%eax" ::: "%eax"'
304d586d
LM
1700
1701 YASMFLAGS="-f $objformat -DARCH_$(toupper $arch)"
1702 enabled x86_64 && append YASMFLAGS "-m amd64"
1703 enabled_all x86_64 shared && append YASMFLAGS "-DPIC"
1704 case "$objformat" in
1705 elf) enabled debug && append YASMFLAGS "-g dwarf2" ;;
1b0f6fb8 1706 macho64) append YASMFLAGS "-DPIC -DPREFIX" ;;
304d586d
LM
1707 *) append YASMFLAGS "-DPREFIX" ;;
1708 esac
1709 check_yasm "pabsw xmm0, xmm0" && enable yasm
44965991
PI
1710fi
1711
87ea51e0
LB
1712# check for assembler specific support
1713
cc6a90dd 1714if test $arch = "powerpc"; then
5eb39de9 1715 check_asm dcbzl '"dcbzl 0, 1"'
87ea51e0
LB
1716fi
1717
57bd82d4
MR
1718# check for SIMD availability
1719
115329f1 1720# AltiVec flags: The FSF version of GCC differs from the Apple version
9eeed841 1721if enabled altivec; then
3ed1a2ee
DB
1722 check_cflags -maltivec -mabi=altivec &&
1723 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
4477b9f4 1724 check_cflags -faltivec
b6e52719 1725
0182fee8 1726 # check if our compiler supports Motorola AltiVec C API
497237c7 1727 check_cc <<EOF || disable altivec
dcd479c0 1728$inc_altivec_h
a9a07762
MN
1729int main(void) {
1730 vector signed int v1, v2, v3;
1731 v1 = vec_add(v2,v3);
1732 return 0;
1733}
1734EOF
b006b26c
DB
1735
1736 # check if our compiler supports braces for vector declarations
80a61f08 1737 check_cc <<EOF || die "You need a compiler that supports {} in AltiVec vector declarations."
b006b26c 1738$inc_altivec_h
80a61f08 1739int main (void) { (vector int) {1}; return 0; }
b006b26c 1740EOF
a9a07762 1741fi
ab6c65f6 1742
b4e806b2
MC
1743# We have to check if pld is a nop and disable it.
1744enabled armv4l && check_asm pld '"pld [r0]"'
940f335a
MR
1745enabled armv5te && check_asm armv5te '"qadd r0, r0, r0"'
1746enabled armv6 && check_asm armv6 '"sadd16 r0, r0, r0"'
f55b299a 1747enabled armvfp && check_asm armvfp '"fadds s0, s0, s0"'
940f335a
MR
1748enabled iwmmxt && check_asm iwmmxt '"wunpckelub wr6, wr4"'
1749enabled mmi && check_asm mmi '"lq $2, 0($2)"'
6b18d278 1750enabled neon && check_asm neon '"vadd.i16 q0, q0, q0"'
940f335a 1751enabled vis && check_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc
bd9d34a0 1752
8b03def6
DB
1753enabled vis && add_cflags "-mcpu=ultrasparc -mtune=ultrasparc"
1754
57bd82d4
MR
1755# ---
1756# big/little-endian test
9eebe687
MR
1757check_cc <<EOF || die "endian test failed"
1758unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
a3999908 1759EOF
d04d9e16 1760od -A n -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
487a54d7 1761
a3999908 1762# ---
3d204385
NK
1763# check availability of some header files
1764
a98bb16d
RP
1765if check_func dlopen; then
1766 ldl=
1767elif check_func dlopen -ldl; then
1768 ldl=-ldl
8bf5d58f
MN
1769fi
1770
7483e694
DB
1771check_func fork
1772check_func gethrtime
1773check_func getrusage
094c09bb 1774check_func inet_aton $network_extralibs
7483e694
DB
1775check_func memalign
1776check_func mkstemp
2446d3d6 1777check_func_headers windows.h GetProcessTimes
6ffa87d3 1778
e16e49ac 1779check_header conio.h
a98bb16d
RP
1780check_header dlfcn.h
1781check_header malloc.h
bf6ce82d 1782check_header poll.h
b58412f1 1783check_header sys/mman.h
b091aa44 1784check_header sys/resource.h
bf6ce82d 1785check_header sys/select.h
a98bb16d
RP
1786check_header termios.h
1787
1788if ! enabled_any memalign memalign_hack && enabled need_memalign ; then
1789 die "Error, no memalign() but SSE enabled, disable it or use --enable-memalign-hack."
1790fi
e16e49ac 1791
2eef7c62
AJ
1792disabled zlib || check_lib zlib.h zlibVersion -lz || disable zlib
1793disabled bzlib || check_lib bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
57bd82d4
MR
1794
1795# check for some common methods of building with pthread support
1796# do this before the optional library checks as some of them require pthreads
1797if enabled pthreads; then
9e7fd101
MR
1798 if check_func pthread_create; then
1799 :
1800 elif check_func pthread_create -pthread; then
1801 add_cflags -pthread
afc9aee2 1802 add_extralibs -pthread
9e7fd101
MR
1803 elif check_func pthread_create -pthreads; then
1804 add_cflags -pthreads
afc9aee2 1805 add_extralibs -pthreads
8d94f606
GT
1806 elif check_func pthread_create -lpthreadGC2; then
1807 add_extralibs -lpthreadGC2
9e7fd101
MR
1808 elif ! check_lib pthread.h pthread_create -lpthread; then
1809 die "ERROR: can't find pthreads library"
1810 fi
57bd82d4
MR
1811fi
1812
8eee7025 1813for thread in $THREADS_LIST; do
e5f94c2b 1814 if enabled $thread; then
3ae3b721
RP
1815 test -n "$thread_type" &&
1816 die "ERROR: Only one thread type must be selected." ||
e5f94c2b 1817 thread_type="$thread"
e5f94c2b
RP
1818 fi
1819done
1820
fdf88598
MR
1821check_lib math.h sin -lm
1822
a33cab3a
MK
1823# test for C99 functions in math.h
1824for func in llrint lrint lrintf round roundf; do
1825 check_exec <<EOF && enable $func || disable $func
f32adb22 1826#include <math.h>
a33cab3a 1827int main(void) { return ($func(3.999f) > 0)?0:1; }
f32adb22 1828EOF
a33cab3a 1829done
f32adb22 1830
57bd82d4 1831# these are off by default, so fail if requested and not available
79fda097 1832enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lvfw32
7483e694
DB
1833enabled libamr_nb && require libamrnb amrnb/interf_dec.h Speech_Decode_Frame_init -lamrnb -lm
1834enabled libamr_wb && require libamrwb amrwb/dec_if.h D_IF_init -lamrwb -lm
e3cc7d6f 1835enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
36718e51
DB
1836 require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init -ldirac_decoder &&
1837 require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init -ldirac_encoder
79fda097
DB
1838enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
1839enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
7483e694 1840enabled libgsm && require libgsm gsm.h gsm_create -lgsm
2bfecf73 1841enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
7483e694 1842enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
36718e51
DB
1843enabled libschroedinger && add_cflags $(pkg-config --cflags schroedinger-1.0) &&
1844 require libschroedinger schroedinger/schro.h schro_init $(pkg-config --libs schroedinger-1.0)
ae14f311 1845enabled libspeex && require libspeex speex/speex.h speex_decoder_init -lspeex
7483e694
DB
1846enabled libtheora && require libtheora theora/theora.h theora_info_init -ltheora -logg
1847enabled libvorbis && require libvorbis vorbis/vorbisenc.h vorbis_info_init -lvorbisenc -lvorbis -logg
2bfecf73 1848enabled libx264 && require libx264 x264.h x264_encoder_open -lx264 -lm &&
57f0ec6e
MR
1849 { check_cpp_condition x264.h "X264_BUILD >= 65" ||
1850 die "ERROR: libx264 version must be >= 0.65."; }
2bfecf73 1851enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
7483e694 1852enabled mlib && require mediaLib mlib_types.h mlib_VectorSub_S16_U8_Mod -lmlib
8ac17293 1853
0b4a1821
AS
1854# libdc1394 check
1855if enabled libdc1394; then
1856 { check_lib dc1394/dc1394.h dc1394_new -ldc1394 -lraw1394 &&
1857 enable libdc1394_2; } ||
1858 { check_lib libdc1394/dc1394_control.h dc1394_create_handle -ldc1394_control -lraw1394 &&
1859 enable libdc1394_1; } ||
1860 die "ERROR: No version of libdc1394 found "
1861fi
1862
1863
c13e1abd
FH
1864_restrict=
1865for restrict_keyword in restrict __restrict__ __restrict; do
57bd82d4 1866 check_cc <<EOF && _restrict=$restrict_keyword && break
dcd479c0
MR
1867void foo(char * $restrict_keyword p);
1868EOF
c13e1abd
FH
1869done
1870
703afd07 1871test "$vhook" = "default" && vhook="$dlopen"
a8721c09 1872
4f854758 1873if test "$target_os" = cygwin -o "$target_os" = mingw32 && enabled_all static vhook ; then
497237c7 1874 disable vhook
fbb9d104 1875 echo
b0268cc0 1876 echo "At the moment vhooks don't work on Cygwin or MinGW static builds."
fbb9d104
VP
1877 echo "Patches welcome."
1878 echo
1879fi
1880
8d923001
MR
1881if enabled vhook; then
1882 check_ldflags -rdynamic
1883 check_ldflags -export-dynamic
1884fi
bfd2edeb 1885
eea50282
MR
1886check_foo_config imlib2 imlib2 Imlib2.h imlib_load_font
1887check_foo_config freetype2 freetype ft2build.h FT_Init_FreeType
04511d53 1888
a86b921c 1889##########################################
29799f8b 1890# SDL check
a86b921c 1891
497237c7
RP
1892disable sdl_too_old
1893disable sdl
6a1a892f 1894SDL_CONFIG="${cross_prefix}sdl-config"
2270b4b2 1895if "${SDL_CONFIG}" --version > /dev/null 2>&1; then
225e21ef
MR
1896 sdl_cflags=`"${SDL_CONFIG}" --cflags`
1897 temp_cflags $sdl_cflags
dcd479c0 1898 temp_extralibs `"${SDL_CONFIG}" --libs`
1ca5d97f 1899 if check_lib2 SDL.h SDL_Init; then
dcd479c0 1900 _sdlversion=`"${SDL_CONFIG}" --version | sed 's/[^0-9]//g'`
29f3b38a 1901 if test "$_sdlversion" -lt 121 ; then
497237c7 1902 enable sdl_too_old
dcd479c0 1903 else
497237c7 1904 enable sdl
225e21ef 1905 check_cc $sdl_cflags <<EOF && enable sdl_video_size
29f3b38a 1906#include <SDL.h>
d6773f56 1907int main(int argc, char **argv){
29f3b38a
MR
1908 const SDL_VideoInfo *vi = SDL_GetVideoInfo();
1909 int w = vi->current_w;
1910 return 0;
1911}
1912EOF
dcd479c0
MR
1913 fi
1914 fi
29f3b38a 1915 restore_flags
c3f6b472 1916fi
57bd82d4 1917
2270b4b2 1918texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
146ea952 1919
7a91333f 1920##########################################
73b46a95
RP
1921# Network check
1922
1923if enabled network; then
668b65bd 1924 check_type sys/socket.h socklen_t
73b46a95
RP
1925 # Prefer arpa/inet.h over winsock2
1926 if check_header arpa/inet.h ; then
1927 check_func closesocket
1928 elif check_header winsock2.h ; then
ea10ddde 1929 network_extralibs="-lws2_32"
72be9e73 1930 check_type ws2tcpip.h socklen_t
2446d3d6 1931 check_func_headers winsock2.h closesocket
73b46a95
RP
1932 fi
1933fi
1934
1935##########################################
29799f8b 1936# IPv6 check
7a91333f 1937
497237c7 1938enabled network && enabled ipv6 && check_ld <<EOF && enable ipv6 || disable ipv6
7a91333f
HZ
1939#include <sys/types.h>
1940#include <sys/socket.h>
1941#include <netinet/in.h>
1942#include <netdb.h>
db817cf3 1943int main(void) {
7483e694
DB
1944 struct sockaddr_storage saddr;
1945 struct ipv6_mreq mreq6;
1946 getaddrinfo(0,0,0,0);
1947 getnameinfo(0,0,0,0,0,0,0);
1948 IN6_IS_ADDR_MULTICAST((const struct in6_addr *)0);
7a91333f
HZ
1949}
1950EOF
1951
06e31011
RP
1952check_header linux/videodev.h
1953check_header linux/videodev2.h
1b6e8b73 1954check_header sys/videoio.h
47f38850 1955
2446d3d6 1956check_func_headers "windows.h vfw.h" capCreateCaptureWindow -lvfw32
c2345207 1957
f8aa696f 1958# check for ioctl_meteor.h, ioctl_bt848.h and alternatives
1c915f83
RP
1959{ check_header dev/bktr/ioctl_meteor.h &&
1960 check_header dev/bktr/ioctl_bt848.h; } ||
1961{ check_header machine/ioctl_meteor.h &&
1962 check_header machine/ioctl_bt848.h; } ||
1963{ check_header dev/video/meteor/ioctl_meteor.h &&
1964 check_header dev/video/bktr/ioctl_bt848.h; } ||
1965check_header dev/ic/bt8xx.h
f8aa696f 1966
c7682de0
RP
1967check_header sys/soundcard.h
1968check_header soundcard.h
deb29777 1969
7483e694 1970# deal with the X11 frame grabber
56a059ac 1971enabled x11grab &&
f58f4ce1
GP
1972check_header X11/Xlib.h &&
1973check_header X11/extensions/XShm.h &&
1974check_func XOpenDisplay -lX11 &&
06eab4ba 1975check_func XShmCreateImage -lX11 -lXext
f58f4ce1 1976
40bcf4c7 1977enabled debug && add_cflags -g"$debuglevel"
57bd82d4
MR
1978
1979# add some useful compiler flags if supported
1980check_cflags -Wdeclaration-after-statement
dcd479c0
MR
1981check_cflags -Wall
1982check_cflags -Wno-switch
c07bd6a9
MN
1983check_cflags -Wdisabled-optimization
1984check_cflags -Wpointer-arith
1985check_cflags -Wredundant-decls
cc1fb623 1986check_cflags -Wno-pointer-sign
f4929996 1987check_cflags -Wcast-qual
9aceb3cf 1988check_cflags -Wwrite-strings
652a5bf6 1989check_cflags -Wtype-limits
5af4e0cc 1990enabled extra_warnings && check_cflags -Winline
cf9d24ad 1991
57bd82d4 1992# add some linker flags
5c0e9479 1993check_ldflags -Wl,--warn-common
8351d2ba
DB
1994check_ldflags -Wl,--as-needed
1995check_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 1996check_ldflags -Wl,-Bsymbolic
94a3401e 1997
bd2216e4
MR
1998if enabled small; then
1999 check_cflags -Os # not all compilers support -Os
8400d6b8
DB
2000 optimizations="small"
2001elif enabled optimizations; then
3dddba4b 2002 if $cc -v 2>&1 | grep -q xlc; then
30a3e5d4
NP
2003 add_cflags "-O5"
2004 add_ldflags "-O5"
cf9d24ad 2005 else
30a3e5d4 2006 add_cflags "-O3"
cf9d24ad 2007 fi
cddf3f45 2008fi
11fdbc44 2009check_cflags -fno-math-errno
b2eb2ff0 2010check_cflags -fno-signed-zeros
cddf3f45 2011
504a64b9 2012# add some flags for Intel C Compiler
0c45cd07 2013if $cc --version 2> /dev/null | grep -q Intel; then
504a64b9
CEH
2014 # Just warnings, no remarks
2015 check_cflags -w1
2016 # -wd: Disable following warnings
2017 # 144, 167, 556: -Wno-pointer-sign
2018 # 10006: ignoring unknown option -fno-signed-zeros
2019 # 10156: ignoring option '-W'; no argument required
2020 check_cflags -wd144,167,556,10006,10156
2021 # 11030: Warning unknown option --as-needed
2022 # 10156: ignoring option '-export'; no argument required
2023 check_ldflags -wd10156,11030
907eb3b5
CEH
2024 # Allow to compile with optimizations
2025 check_ldflags -march=$cpu
504a64b9
CEH
2026fi
2027
80581e98 2028# PIC flags for shared library objects where they are needed
5af4e0cc 2029if enabled shared; then
569cb218
MR
2030 # LIBOBJFLAGS may have already been set in the OS configuration
2031 if test -z "$LIBOBJFLAGS" ; then
2032 case "$arch" in
b6bd7268 2033 x86_64|ia64|alpha|sparc*|power*|parisc*|mips*) LIBOBJFLAGS='$(PIC)' ;;
569cb218
MR
2034 esac
2035 fi
80581e98
MN
2036fi
2037
90be59ef 2038if enabled gprof; then
30a3e5d4
NP
2039 add_cflags "-p"
2040 add_ldflags "-p"
1db54e20
DB
2041fi
2042
3b26ee47 2043VHOOKCFLAGS="-fPIC"
18451f7d 2044
7f3c02fc 2045# Find out if the .align argument is a power of two or not.
4454dc1b 2046if test $asmalign_pot = "unknown"; then
497237c7 2047 disable asmalign_pot
be449fca 2048 echo '__asm__ (".align 3");' | check_cc && enable asmalign_pot
4454dc1b
JD
2049fi
2050
7483e694
DB
2051enabled_any $DECODER_LIST && enable decoders
2052enabled_any $ENCODER_LIST && enable encoders
2053enabled_any $BSF_LIST && enable bsfs
2054enabled_any $DEMUXER_LIST && enable demuxers
2055enabled_any $MUXER_LIST && enable muxers
f7679c54 2056enabled_any $FILTER_LIST && enable filters
7483e694
DB
2057enabled_any $INDEV_LIST && enable demuxers
2058enabled_any $OUTDEV_LIST && enable muxers
2059enabled_any $PROTOCOL_LIST && enable protocols
2060
2061enabled_any $THREADS_LIST && enable threads
2062
2063check_deps $CONFIG_LIST \
b6bb00b0 2064 $CONFIG_EXTRA \
7483e694
DB
2065 $HAVE_LIST \
2066 $DECODER_LIST \
2067 $ENCODER_LIST \
2068 $PARSER_LIST \
2069 $BSF_LIST \
2070 $DEMUXER_LIST \
2071 $MUXER_LIST \
f7679c54 2072 $FILTER_LIST \
7483e694
DB
2073 $INDEV_LIST \
2074 $OUTDEV_LIST \
2075 $PROTOCOL_LIST \
f70f03f6 2076
f7b8bffe 2077enabled libdc1394 && append pkg_requires "libraw1394"
690bfceb 2078enabled libdirac && append pkg_requires "dirac"
fb2ce7d9 2079enabled libtheora && append pkg_requires "theora"
f9def9cc 2080enabled libvorbis && append pkg_requires "vorbisenc"
fb2ce7d9 2081
3e89171a 2082echo "install prefix $prefix"
f36958f8
DB
2083echo "source path $source_path"
2084echo "C compiler $cc"
bfd5afd8 2085echo ".align is power-of-two $asmalign_pot"
f36958f8 2086echo "ARCH $arch ($cpu)"
ce8871c2
MR
2087if test "$build_suffix" != ""; then
2088 echo "build suffix $build_suffix"
eb94aca9 2089fi
ac63af34
DB
2090if test "$extra_version" != ""; then
2091 echo "version string suffix $extra_version"
2092fi
0db2ce77 2093echo "big-endian ${bigendian-no}"
419b8784 2094if test $arch = "x86_32" -o $arch = "x86_64"; then
af44e8e4 2095 echo "yasm ${yasm-no}"
0db2ce77
MR
2096 echo "MMX enabled ${mmx-no}"
2097 echo "CMOV enabled ${cmov-no}"
2098 echo "CMOV is fast ${fast_cmov-no}"
971cc990
MN
2099 echo "EBX available ${ebx_available-no}"
2100 echo "EBP available ${ebp_available-no}"
e41e8342 2101fi
cc6a90dd 2102if test $arch = "armv4l"; then
0db2ce77
MR
2103 echo "ARMv5TE enabled ${armv5te-no}"
2104 echo "ARMv6 enabled ${armv6-no}"
f55b299a 2105 echo "ARM VFP enabled ${armvfp-no}"
0db2ce77 2106 echo "IWMMXT enabled ${iwmmxt-no}"
6b18d278 2107 echo "NEON enabled ${neon-no}"
eba9ae3c 2108fi
e241ba14 2109if test $arch = "mips"; then
0db2ce77 2110 echo "MMI enabled ${mmi-no}"
e41e8342 2111fi
cc6a90dd 2112if test $arch = "powerpc"; then
0db2ce77
MR
2113 echo "AltiVec enabled ${altivec-no}"
2114 echo "dcbzl available ${dcbzl-no}"
e41e8342 2115fi
0db2ce77
MR
2116echo "gprof enabled ${gprof-no}"
2117echo "debug symbols ${debug-no}"
87a0fb62 2118echo "strip symbols ${stripping-no}"
8400d6b8 2119echo "optimizations ${optimizations-no}"
0db2ce77
MR
2120echo "static ${static-no}"
2121echo "shared ${shared-no}"
4a24ab64 2122echo "postprocessing support ${postproc-no}"
13ca50f3 2123echo "software scaler enabled ${swscale-no}"
f7679c54 2124echo "new filter support ${avfilter-no}"
81124ba0 2125echo "filters using lavformat ${avfilter_lavf-no}"
0db2ce77 2126echo "video hooking ${vhook-no}"
90be59ef 2127if enabled vhook; then
0db2ce77
MR
2128 echo "Imlib2 support ${imlib2-no}"
2129 echo "FreeType support ${freetype2-no}"
68892110 2130fi
0db2ce77 2131echo "network support ${network-no}"
90be59ef 2132if enabled network; then
0db2ce77 2133 echo "IPv6 support ${ipv6-no}"
bfd5afd8 2134fi
0db2ce77
MR
2135echo "threading support ${thread_type-no}"
2136echo "SDL support ${sdl-no}"
90be59ef 2137if enabled sdl_too_old; then
bfd5afd8
DB
2138 echo "-> Your SDL version is too old - please upgrade to have FFplay/SDL support."
2139fi
0db2ce77
MR
2140echo "Sun medialib support ${mlib-no}"
2141echo "AVISynth enabled ${avisynth-no}"
0db2ce77
MR
2142echo "libamr-nb support ${libamr_nb-no}"
2143echo "libamr-wb support ${libamr_wb-no}"
f7b8bffe 2144echo "libdc1394 support ${libdc1394-no}"
690bfceb 2145echo "libdirac enabled ${libdirac-no}"
0db2ce77
MR
2146echo "libfaac enabled ${libfaac-no}"
2147echo "libfaad enabled ${libfaad-no}"
7e0871a7 2148echo "libfaad dlopened ${libfaadbin-no}"
0db2ce77
MR
2149echo "libgsm enabled ${libgsm-no}"
2150echo "libmp3lame enabled ${libmp3lame-no}"
2151echo "libnut enabled ${libnut-no}"
f7cd9eed 2152echo "libschroedinger enabled ${libschroedinger-no}"
ae14f311 2153echo "libspeex enabled ${libspeex-no}"
0db2ce77
MR
2154echo "libtheora enabled ${libtheora-no}"
2155echo "libvorbis enabled ${libvorbis-no}"
d6bd62db
DB
2156echo "libx264 enabled ${libx264-no}"
2157echo "libxvid enabled ${libxvid-no}"
0db2ce77 2158echo "zlib enabled ${zlib-no}"
f402916e 2159echo "bzlib enabled ${bzlib-no}"
2c62e737 2160echo
de6d9b64 2161
f7679c54 2162for type in decoder encoder parser demuxer muxer protocol filter bsf indev outdev; do
8138b9db 2163 echo "Enabled ${type}s:"
f65c9da1 2164 eval list=\$$(toupper $type)_LIST
8138b9db 2165 for part in $list; do
f65c9da1
MR
2166 enabled $part && echo ${part%_*}
2167 done | sort | pr -3 -t
2168 echo
8138b9db
RP
2169done
2170
ba321adb
JK
2171license="LGPL"
2172if enabled nonfree; then
2173 license="unredistributable"
2174elif enabled gpl; then
2175 license="GPL"
2176fi
2177
2178echo "License: $license"
ca5323af 2179
cf1392e9
DB
2180echo "Creating config.mak and config.h..."
2181
29799f8b
DB
2182echo "# Automatically generated by configure - do not modify!" > config.mak
2183echo "/* Automatically generated by configure - do not modify! */" > $TMPH
9c05103f
DB
2184echo "#ifndef FFMPEG_CONFIG_H" >> $TMPH
2185echo "#define FFMPEG_CONFIG_H" >> $TMPH
0fd12426 2186echo "#define FFMPEG_CONFIGURATION \"$FFMPEG_CONFIGURATION\"" >> $TMPH
de6d9b64 2187
d921f03f 2188echo "FFMPEG_CONFIGURATION=$FFMPEG_CONFIGURATION" >> config.mak
c9d19248 2189echo "prefix=$prefix" >> config.mak
22a324da
DB
2190echo "LIBDIR=\$(DESTDIR)$libdir" >> config.mak
2191echo "SHLIBDIR=\$(DESTDIR)$shlibdir" >> config.mak
2192echo "INCDIR=\$(DESTDIR)$incdir" >> config.mak
2193echo "BINDIR=\$(DESTDIR)$bindir" >> config.mak
2194echo "MANDIR=\$(DESTDIR)$mandir" >> config.mak
980fc7b8 2195echo "CC=$cc" >> config.mak
304d586d 2196echo "YASM=$yasmexe" >> config.mak
980fc7b8 2197echo "AR=$ar" >> config.mak
be7109c1 2198echo "RANLIB=$ranlib" >> config.mak
20369773 2199echo "LN_S=$ln_s" >> config.mak
87a0fb62 2200enabled stripping &&
3ae3b721 2201 echo "STRIP=$strip" >> config.mak ||
f25fc9b1 2202 echo "STRIP=echo ignoring strip" >> config.mak
75388c74 2203
a9b3f630 2204echo "OPTFLAGS=$CFLAGS" >> config.mak
2270b4b2 2205echo "VHOOKCFLAGS=$VHOOKCFLAGS" >> config.mak
0f3cb305 2206echo "LDFLAGS=$LDFLAGS" >> config.mak
c536cb09 2207echo "FFSERVERLDFLAGS=$FFSERVERLDFLAGS" >> config.mak
e1707f52 2208echo "SHFLAGS=$SHFLAGS" >> config.mak
304d586d 2209echo "YASMFLAGS=$YASMFLAGS" >> config.mak
408382a4 2210echo "VHOOKSHFLAGS=$VHOOKSHFLAGS" >> config.mak
fbb9d104 2211echo "VHOOKLIBS=$VHOOKLIBS" >> config.mak
80581e98 2212echo "LIBOBJFLAGS=$LIBOBJFLAGS" >> config.mak
5af4e0cc 2213echo "BUILD_STATIC=$static" >> config.mak
ce8871c2 2214echo "BUILDSUF=$build_suffix" >> config.mak
c5f14466 2215echo "FULLNAME=$FULLNAME" >> config.mak
f3ec2d46 2216echo "LIBPREF=$LIBPREF" >> config.mak
c5f14466 2217echo "LIBSUF=$LIBSUF" >> config.mak
24743a76 2218echo "LIBNAME=$LIBNAME" >> config.mak
f3ec2d46 2219echo "SLIBPREF=$SLIBPREF" >> config.mak
c5f14466
RP
2220echo "SLIBSUF=$SLIBSUF" >> config.mak
2221echo "EXESUF=$EXESUF" >> config.mak
ac63af34 2222echo "EXTRA_VERSION=$extra_version" >> config.mak
315c741d 2223echo "DEPEND_CMD=$DEPEND_CMD" >> config.mak
4dc62701 2224
90be59ef 2225if enabled bigendian; then
7483e694
DB
2226 echo "WORDS_BIGENDIAN=yes" >> config.mak
2227 echo "#define WORDS_BIGENDIAN 1" >> $TMPH
91d1f1a4 2228fi
44161118 2229
90be59ef 2230if enabled sdl; then
7483e694
DB
2231 echo "SDL_LIBS=`"${SDL_CONFIG}" --libs`" >> config.mak
2232 echo "SDL_CFLAGS=`"${SDL_CONFIG}" --cflags`" >> config.mak
a86b921c 2233fi
90be59ef 2234if enabled texi2html; then
7483e694 2235 echo "BUILD_DOC=yes" >> config.mak
146ea952 2236fi
5a872801 2237
719c8e00
MR
2238get_version(){
2239 name=$1
2240 file=$source_path/$2
147e7692
MR
2241 eval $(grep "#define ${name}_VERSION_M" "$file" | awk '{ print $2"="$3 }')
2242 eval ${name}_VERSION=\$${name}_VERSION_MAJOR.\$${name}_VERSION_MINOR.\$${name}_VERSION_MICRO
0e32c8c6
MR
2243 lcname=$(tolower $name)
2244 eval echo "${lcname}_VERSION=\$${name}_VERSION" >> config.mak
2245 eval echo "${lcname}_VERSION_MAJOR=\$${name}_VERSION_MAJOR" >> config.mak
719c8e00
MR
2246}
2247
147e7692
MR
2248get_version LIBSWSCALE libswscale/swscale.h
2249get_version LIBPOSTPROC libpostproc/postprocess.h
2250get_version LIBAVCODEC libavcodec/avcodec.h
2251get_version LIBAVDEVICE libavdevice/avdevice.h
2252get_version LIBAVFORMAT libavformat/avformat.h
2253get_version LIBAVUTIL libavutil/avutil.h
a6601d69 2254get_version LIBAVFILTER libavfilter/avfilter.h
5a872801 2255
5af4e0cc 2256if enabled shared; then
7483e694
DB
2257 echo "BUILD_SHARED=yes" >> config.mak
2258 echo "PIC=-fPIC -DPIC" >> config.mak
dcc01c06 2259 echo "LIBTARGET=${LIBTARGET}" >> config.mak
7483e694
DB
2260 echo "SLIBNAME=${SLIBNAME}" >> config.mak
2261 echo "SLIBNAME_WITH_VERSION=${SLIBNAME_WITH_VERSION}" >> config.mak
2262 echo "SLIBNAME_WITH_MAJOR=${SLIBNAME_WITH_MAJOR}" >> config.mak
d22e8442 2263 echo "SLIB_CREATE_DEF_CMD=${SLIB_CREATE_DEF_CMD}" >> config.mak
7483e694
DB
2264 echo "SLIB_EXTRA_CMD=${SLIB_EXTRA_CMD}" >> config.mak
2265 echo "SLIB_INSTALL_EXTRA_CMD=${SLIB_INSTALL_EXTRA_CMD}" >> config.mak
2266 echo "SLIB_UNINSTALL_EXTRA_CMD=${SLIB_UNINSTALL_EXTRA_CMD}" >> config.mak
0319c531 2267fi
d7e27559 2268echo "LIB_INSTALL_EXTRA_CMD=${LIB_INSTALL_EXTRA_CMD}" >> config.mak
ef0bc4c9 2269echo "EXTRALIBS=$extralibs" >> config.mak
d2845d68 2270
3d907e22
MR
2271print_config ARCH_ $TMPH config.mak $ARCH_LIST
2272print_config HAVE_ $TMPH config.mak $HAVE_LIST
7483e694 2273print_config CONFIG_ $TMPH config.mak $CONFIG_LIST \
b6bb00b0 2274 $CONFIG_EXTRA \
7483e694
DB
2275 $DECODER_LIST \
2276 $ENCODER_LIST \
2277 $PARSER_LIST \
2278 $BSF_LIST \
2279 $DEMUXER_LIST \
2280 $MUXER_LIST \
f7679c54 2281 $FILTER_LIST \
7483e694
DB
2282 $PROTOCOL_LIST \
2283 $INDEV_LIST \
2284 $OUTDEV_LIST \
8ac17293 2285
c13e1abd
FH
2286echo "#define restrict $_restrict" >> $TMPH
2287
bd2216e4 2288if enabled small; then
7483e694 2289 echo "#define av_always_inline" >> $TMPH
bb801c97
MN
2290fi
2291
997baf01
MR
2292echo "SRC_PATH=\"$source_path\"" >> config.mak
2293echo "SRC_PATH_BARE=$source_path" >> config.mak
2294echo "BUILD_ROOT=\"$PWD\"" >> config.mak
0f3cb305 2295
8156056e 2296# Apparently it's not possible to portably echo a backslash.
3ae3b721 2297enabled asmalign_pot &&
7483e694 2298 printf '#define ASMALIGN(ZEROBITS) ".align " #ZEROBITS "\\n\\t"\n' >> $TMPH ||
295b8c70 2299 printf '#define ASMALIGN(ZEROBITS) ".align 1 << " #ZEROBITS "\\n\\t"\n' >> $TMPH
4454dc1b 2300
b4d96ba2 2301echo "#define EXTERN_PREFIX \"${extern_prefix}\"" >> $TMPH
bc634f6f 2302
9c05103f
DB
2303echo "#endif /* FFMPEG_CONFIG_H */" >> $TMPH
2304
b7860763 2305# Do not overwrite an unchanged config.h to avoid superfluous rebuilds.
3ae3b721
RP
2306cmp -s $TMPH config.h &&
2307 echo "config.h is unchanged" ||
2308 mv -f $TMPH config.h
3d204385 2309
cea0ac52 2310rm -f $TMPC $TMPE $TMPH $TMPO $TMPS $TMPSH
def4272a 2311
165af439 2312# build tree in object directory if source path is different from current one
90be59ef 2313if enabled source_path_used; then
165af439 2314 DIRS="\
7483e694
DB
2315 doc \
2316 libavcodec \
2317 libavcodec/alpha \
2318 libavcodec/armv4l \
2319 libavcodec/bfin \
2320 libavcodec/i386 \
2321 libavcodec/mlib \
2322 libavcodec/ppc \
2323 libavcodec/sh4 \
2324 libavcodec/sparc \
52a9cf34 2325 libavdevice \
f7679c54 2326 libavfilter \
7483e694
DB
2327 libavformat \
2328 libavutil \
2329 libpostproc \
2330 libswscale \
2331 tests \
2332 tools \
2333 vhook \
2334 "
165af439 2335 FILES="\
7483e694
DB
2336 Makefile \
2337 common.mak \
71c61f62 2338 subdir.mak \
7483e694
DB
2339 doc/texi2pod.pl \
2340 libavcodec/Makefile \
52a9cf34 2341 libavdevice/Makefile \
f7679c54 2342 libavfilter/Makefile \
7483e694
DB
2343 libavformat/Makefile \
2344 libavutil/Makefile \
2345 libpostproc/Makefile \
2346 libswscale/Makefile \
2347 "
165af439 2348 for dir in $DIRS ; do
7483e694 2349 mkdir -p $dir
165af439
MR
2350 done
2351 for f in $FILES ; do
20369773 2352 $ln_s "$source_path/$f" $f
165af439
MR
2353 done
2354fi
def4272a 2355
def4272a 2356
d0674868 2357# build pkg-config files
def4272a 2358
d0674868
DB
2359pkgconfig_generate(){
2360name=$1
b0dfd108 2361shortname=${name#lib}${build_suffix}
d0674868
DB
2362comment=$2
2363version=$3
2364libs=$4
2365requires=$5
25cd5cb3 2366cat <<EOF > $name/$name.pc
3e89171a 2367prefix=$prefix
a94e666c 2368exec_prefix=\${prefix}
f2b7382c 2369libdir=$libdir
7622778e 2370includedir=$incdir
def4272a 2371
d0674868
DB
2372Name: $name
2373Description: $comment
2374Version: $version
5dcfe9f8
AH
2375Requires: $(disabled shared && echo $requires)
2376Requires.private: $(enabled shared && echo $requires)
def4272a 2377Conflicts:
12701f6e
AH
2378Libs: -L\${libdir} -l${shortname} $(disabled shared && echo $libs)
2379Libs.private: $(enabled shared && echo $libs)
76a448ed 2380Cflags: -I\${includedir}
def4272a 2381EOF
25cd5cb3 2382cat <<EOF > $name/$name-uninstalled.pc
def4272a
AJ
2383prefix=
2384exec_prefix=
46d1ff83 2385libdir=\${pcfiledir}
1d44d365 2386includedir=${source_path}
def4272a 2387
d0674868
DB
2388Name: $name
2389Description: $comment
2390Version: $version
2391Requires: $requires
def4272a 2392Conflicts:
12701f6e 2393Libs: \${libdir}/${LIBPREF}${shortname}${LIBSUF} $libs
def4272a
AJ
2394Cflags: -I\${includedir}
2395EOF
d0674868 2396}
def4272a 2397
e426941d 2398pkgconfig_generate libavutil "FFmpeg utility library" "$LIBAVUTIL_VERSION"
e426941d 2399pkgconfig_generate libavcodec "FFmpeg codec library" "$LIBAVCODEC_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
e426941d 2400pkgconfig_generate libavformat "FFmpeg container format library" "$LIBAVFORMAT_VERSION" "$extralibs" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
e426941d 2401pkgconfig_generate libavdevice "FFmpeg device handling library" "$LIBAVDEVICE_VERSION" "$extralibs" "$pkg_requires libavformat = $LIBAVFORMAT_VERSION"
3ed1a2ee 2402enabled avfilter &&
35a71f1d 2403 pkgconfig_generate libavfilter "FFmpeg video filtering library" "$LIBAVFILTER_VERSION" "$extralibs" "$pkg_requires libavutil = $LIBAVUTIL_VERSION"
3ed1a2ee 2404enabled postproc &&
e426941d 2405 pkgconfig_generate libpostproc "FFmpeg post processing library" "$LIBPOSTPROC_VERSION"
13ca50f3 2406if enabled swscale; then
e426941d 2407 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "libavutil = $LIBAVUTIL_VERSION"
6c0d0413 2408else
f436a23e 2409 pkgconfig_generate libswscale "FFmpeg image rescaling library" "$LIBSWSCALE_VERSION" "" "$pkg_requires libavcodec = $LIBAVCODEC_VERSION"
25cd5cb3 2410 apply libswscale/libswscale.pc sed s/^Libs:.*$/Libs:/
6c0d0413 2411fi