libvpxenc: Support forcing keyframes
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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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.
79ab96ba
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
MR
20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
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."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
06454877
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
3b327a4b
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
103
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104Program options:
105 --disable-programs do not build command line programs
6291d7e4 106 --disable-avconv disable avconv build
266463da 107 --disable-avplay disable avplay build
9e12f0bf 108 --disable-avprobe disable avprobe build
4d58e4cb 109 --disable-avserver disable avserver build
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110
111Component options:
112 --disable-doc do not build documentation
5a0f7131
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113 --disable-avdevice disable libavdevice build
114 --disable-avcodec disable libavcodec build
115 --disable-avformat disable libavformat build
d89f2fa9 116 --disable-avutil disable libavutil build
5a0f7131 117 --disable-swscale disable libswscale build
cccc039f 118 --disable-avfilter disable video filter support [no]
c8af852b 119 --disable-avresample disable libavresample build [no]
0dbfc1db 120 --disable-pthreads disable pthreads [auto]
7b7b220c 121 --disable-w32threads disable Win32 threads [auto]
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122 --enable-x11grab enable X11 grabbing [no]
123 --disable-network disable network support [no]
7f3f5f46 124 --disable-dct disable DCT code
193cdd9a
DB
125 --disable-dwt disable DWT code
126 --disable-lsp disable LSP code
2a91ada8 127 --disable-lzo disable LZO decoder code
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128 --disable-mdct disable MDCT code
129 --disable-rdft disable RDFT code
3b327a4b
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130 --disable-fft disable FFT code
131 --enable-dxva2 enable DXVA2 code
dcb73592 132 --enable-vaapi enable VAAPI code
ac3dbb4d 133 --enable-vda enable VDA code
e8f6bd4b 134 --enable-vdpau enable VDPAU code
3b327a4b
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135
136Individual component options:
bb55e3a3 137 --disable-everything disable all components listed below
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138 --disable-encoder=NAME disable encoder NAME
139 --enable-encoder=NAME enable encoder NAME
140 --disable-encoders disable all encoders
141 --disable-decoder=NAME disable decoder NAME
142 --enable-decoder=NAME enable decoder NAME
143 --disable-decoders disable all decoders
144 --disable-hwaccel=NAME disable hwaccel NAME
145 --enable-hwaccel=NAME enable hwaccel NAME
146 --disable-hwaccels disable all hwaccels
147 --disable-muxer=NAME disable muxer NAME
148 --enable-muxer=NAME enable muxer NAME
149 --disable-muxers disable all muxers
150 --disable-demuxer=NAME disable demuxer NAME
151 --enable-demuxer=NAME enable demuxer NAME
152 --disable-demuxers disable all demuxers
153 --enable-parser=NAME enable parser NAME
154 --disable-parser=NAME disable parser NAME
155 --disable-parsers disable all parsers
156 --enable-bsf=NAME enable bitstream filter NAME
157 --disable-bsf=NAME disable bitstream filter NAME
158 --disable-bsfs disable all bitstream filters
159 --enable-protocol=NAME enable protocol NAME
160 --disable-protocol=NAME disable protocol NAME
161 --disable-protocols disable all protocols
3b327a4b 162 --enable-indev=NAME enable input device NAME
06454877 163 --disable-indev=NAME disable input device NAME
06454877 164 --disable-indevs disable input devices
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165 --enable-outdev=NAME enable output device NAME
166 --disable-outdev=NAME disable output device NAME
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167 --disable-outdevs disable output devices
168 --disable-devices disable all devices
169 --enable-filter=NAME enable filter NAME
170 --disable-filter=NAME disable filter NAME
171 --disable-filters disable all filters
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172
173External library support:
174 --enable-avisynth enable reading of AVISynth script files [no]
175 --enable-bzlib enable bzlib [autodetect]
47941088 176 --enable-frei0r enable frei0r video filtering
bc8c1395 177 --enable-gnutls enable gnutls [no]
e417d80d 178 --enable-libcdio enable audio CD grabbing with libcdio
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179 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
180 and libraw1394 [no]
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181 --enable-libfaac enable AAC encoding via libfaac [no]
182 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 183 --enable-libfreetype enable libfreetype [no]
c547e5ff 184 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 185 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 186 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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187 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
188 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
189 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 190 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 191 --enable-libopus enable Opus decoding via libopus [no]
7c922411 192 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 193 --enable-librtmp enable RTMP[E] support via librtmp [no]
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194 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
195 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 196 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 197 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 198 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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199 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
200 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 201 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 202 --enable-libxavs enable AVS encoding via xavs [no]
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203 --enable-libxvid enable Xvid encoding via xvidcore,
204 native MPEG-4/Xvid encoder exists [no]
a060866f 205 --enable-openssl enable openssl [no]
06454877
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206 --enable-zlib enable zlib [autodetect]
207
208Advanced options (experts only):
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209 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
210 --enable-cross-compile assume a cross-compiler is used
211 --sysroot=PATH root of cross-build tree
212 --sysinclude=PATH location of cross-build system headers
213 --target-os=OS compiler targets OS [$target_os]
214 --target-exec=CMD command to run executables on target
215 --target-path=DIR path to view of build directory on target
aeeb782c 216 --toolchain=NAME set tool defaults according to NAME
06454877 217 --nm=NM use nm tool
121d78d0 218 --ar=AR use archive tool AR [$ar_default]
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219 --as=AS use assembler AS [$as_default]
220 --cc=CC use C compiler CC [$cc_default]
193cdd9a 221 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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222 --ld=LD use linker LD
223 --host-cc=HOSTCC use host C compiler HOSTCC
224 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
095792f2 225 --host-ld=HOSTLD use host linker HOSTLD
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226 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
227 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 228 --host-os=OS compiler host OS [$target_os]
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229 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
230 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
231 --extra-libs=ELIBS add ELIBS [$ELIBS]
232 --extra-version=STRING version string suffix []
193cdd9a 233 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 234 --build-suffix=SUFFIX library name suffix []
3b327a4b 235 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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236 --arch=ARCH select architecture [$arch]
237 --cpu=CPU select the minimum required CPU (affects
238 instruction selection, may crash on older CPUs)
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DB
239 --enable-pic build position-independent code
240 --enable-sram allow use of on-chip SRAM
193cdd9a 241 --enable-thumb compile for Thumb instruction set
3b327a4b 242 --disable-symver disable symbol versioning
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DB
243 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
244 --disable-safe-bitstream-reader
245 disable buffer boundary checking in bitreaders
246 (faster, but may crash)
247 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 248 --enable-lto use link-time optimization
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DB
249
250Optimization options (experts only):
c8a4ae00 251 --disable-asm disable all assembler optimizations
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252 --disable-altivec disable AltiVec optimizations
253 --disable-amd3dnow disable 3DNow! optimizations
254 --disable-amd3dnowext disable 3DNow! extended optimizations
255 --disable-mmx disable MMX optimizations
239fdf1b 256 --disable-mmxext disable MMXEXT optimizations
06454877 257 --disable-sse disable SSE optimizations
50cd43f2
DB
258 --disable-sse2 disable SSE2 optimizations
259 --disable-sse3 disable SSE3 optimizations
06454877 260 --disable-ssse3 disable SSSE3 optimizations
50cd43f2
DB
261 --disable-sse4 disable SSE4 optimizations
262 --disable-sse42 disable SSE4.2 optimizations
87f1355f 263 --disable-avx disable AVX optimizations
79687079 264 --disable-fma4 disable FMA4 optimizations
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265 --disable-armv5te disable armv5te optimizations
266 --disable-armv6 disable armv6 optimizations
267 --disable-armv6t2 disable armv6t2 optimizations
b3267559 268 --disable-vfp disable VFP optimizations
5ea20630 269 --disable-neon disable NEON optimizations
06454877 270 --disable-vis disable VIS optimizations
afb5ed55 271 --disable-inline-asm disable use of inline assembler
06454877 272 --disable-yasm disable use of yasm assembler
06454877 273
070c5d0f 274Developer options (useful when working on Libav itself):
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275 --disable-debug disable debugging symbols
276 --enable-debug=LEVEL set the debug level [$debuglevel]
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277 --disable-optimizations disable compiler optimizations
278 --enable-extra-warnings enable more compiler warnings
52b3cc60 279 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 280 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
281 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
282 should be used only for debugging purposes)
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283 --enable-random randomly enable/disable components
284 --disable-random
285 --enable-random=LIST randomly enable/disable specific components or
286 --disable-random=LIST component groups. LIST is a comma-separated list
287 of NAME[:PROB] entries where NAME is a component
288 (group) and PROB the probability associated with
289 NAME (default 0.5).
290 --random-seed=VALUE seed value for --enable/disable-random
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291
292NOTE: Object files are built at the place where configure is launched.
293EOF
60e8bc13 294 exit 0
74c53c2d 295}
cf9d24ad 296
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297quotes='""'
298
57bd82d4 299log(){
2270b4b2 300 echo "$@" >> $logfile
57bd82d4
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301}
302
720c69da 303log_file(){
c8e9f801 304 log BEGIN $1
2270b4b2 305 pr -n -t $1 >> $logfile
c8e9f801
MR
306 log END $1
307}
308
2ba042a7 309echolog(){
c8e9f801 310 log "$@"
57bd82d4 311 echo "$@"
2ba042a7
MR
312}
313
7bfc8ae6
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314warn(){
315 log "WARNING: $*"
316 WARNINGS="${WARNINGS}WARNING: $*\n"
317}
318
2ba042a7
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319die(){
320 echolog "$@"
321 cat <<EOF
d326cf7f 322
2ba042a7 323If you think configure made a mistake, make sure you are using the latest
4a6a21f5 324version from Git. If the latest version fails, report the problem to the
070c5d0f 325libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 326EOF
e155a21a 327 if disabled logging; then
2ba042a7 328 cat <<EOF
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DB
329Rerun configure with logging enabled (do not use --disable-logging), and
330include the log this produces with your report.
2ba042a7
MR
331EOF
332 else
f69f51b3 333 cat <<EOF
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DB
334Include the log file "$logfile" produced by configure as this will help
335solving the problem.
2ba042a7
MR
336EOF
337 fi
57bd82d4
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338 exit 1
339}
340
6c6007d6 341# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 342toupper(){
6c6007d6 343 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
344}
345
4a5444db 346tolower(){
6c6007d6 347 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
348}
349
14a8acf1
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350c_escape(){
351 echo "$*" | sed 's/["\\]/\\\0/g'
352}
353
b04251c5
MR
354sh_quote(){
355 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 356 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
MR
357 echo "$v"
358}
359
bb7a22b5
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360cleanws(){
361 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
362}
363
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MR
364filter(){
365 pat=$1
366 shift
367 for v; do
98ef6079 368 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
369 done
370}
371
9d201b26
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372filter_out(){
373 pat=$1
374 shift
375 for v; do
376 eval "case $v in $pat) ;; *) echo $v ;; esac"
377 done
378}
379
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380map(){
381 m=$1
382 shift
e0e335a0 383 for v; do eval $m; done
36e2dea0
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384}
385
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DB
386add_suffix(){
387 suffix=$1
388 shift
389 for v; do echo ${v}${suffix}; done
390}
391
a8d04fba
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392set_all(){
393 value=$1
394 shift
395 for var in $*; do
396 eval $var=$value
397 done
398}
399
72a43668
MR
400set_weak(){
401 value=$1
402 shift
403 for var; do
404 eval : \${$var:=$value}
405 done
406}
407
3f8040db
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408set_safe(){
409 var=$1
410 shift
411 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
412}
413
414get_safe(){
415 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
416}
417
799c9e9b
MR
418pushvar(){
419 for var in $*; do
420 eval level=\${${var}_level:=0}
421 eval ${var}_${level}="\$$var"
422 eval ${var}_level=$(($level+1))
423 done
424}
425
426popvar(){
427 for var in $*; do
428 eval level=\${${var}_level:-0}
429 test $level = 0 && continue
430 eval level=$(($level-1))
431 eval $var="\${${var}_${level}}"
432 eval ${var}_level=$level
433 eval unset ${var}_${level}
434 done
435}
436
a8d04fba
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437enable(){
438 set_all yes $*
439}
440
441disable(){
442 set_all no $*
443}
444
72a43668
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445enable_weak(){
446 set_weak yes $*
447}
448
449disable_weak(){
450 set_weak no $*
451}
452
72702705 453enable_safe(){
fd07f803
MR
454 for var; do
455 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
456 done
72702705
MR
457}
458
459disable_safe(){
fd07f803
MR
460 for var; do
461 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
462 done
72702705
MR
463}
464
f9d328da
MR
465do_enable_deep(){
466 for var; do
467 enabled $var && continue
468 eval sel="\$${var}_select"
c510c7b5
MR
469 eval sgs="\$${var}_suggest"
470 pushvar var sgs
f9d328da 471 enable_deep $sel
c510c7b5
MR
472 popvar sgs
473 enable_deep_weak $sgs
f9d328da
MR
474 popvar var
475 done
476}
477
478enable_deep(){
479 do_enable_deep $*
480 enable $*
481}
482
72a43668
MR
483enable_deep_weak(){
484 do_enable_deep $*
485 enable_weak $*
486}
487
57bd82d4 488enabled(){
3250003c
MR
489 test "${1#!}" = "$1" && op== || op=!=
490 eval test "x\$${1#!}" $op "xyes"
44161118
MR
491}
492
37970ebf 493disabled(){
3250003c
MR
494 test "${1#!}" = "$1" && op== || op=!=
495 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
496}
497
44161118
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498enabled_all(){
499 for opt; do
500 enabled $opt || return 1
501 done
502}
503
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DB
504disabled_all(){
505 for opt; do
506 disabled $opt || return 1
507 done
508}
509
44161118
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510enabled_any(){
511 for opt; do
512 enabled $opt && return 0
513 done
514}
515
85bca2c5
DB
516disabled_any(){
517 for opt; do
518 disabled $opt && return 0
519 done
f7b230a7 520 return 1
85bca2c5
DB
521}
522
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MR
523set_default(){
524 for opt; do
88268e94 525 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
526 done
527}
528
4a0d6686
AJ
529is_in(){
530 value=$1
531 shift
532 for var in $*; do
533 [ $var = $value ] && return 0
534 done
535 return 1
536}
537
30fd06be
MR
538check_deps(){
539 for cfg; do
3250003c 540 cfg="${cfg#!}"
799c9e9b
MR
541 enabled ${cfg}_checking && die "Circular dependency for $cfg."
542 disabled ${cfg}_checking && continue
543 enable ${cfg}_checking
544
30fd06be
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545 eval dep_all="\$${cfg}_deps"
546 eval dep_any="\$${cfg}_deps_any"
7ef3425f 547 eval dep_sel="\$${cfg}_select"
c510c7b5 548 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
549 eval dep_ifa="\$${cfg}_if"
550 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 551
3d7453e0
MR
552 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
553 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
554 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 555
3d7453e0
MR
556 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
557 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
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558 enabled_all $dep_all || disable $cfg
559 enabled_any $dep_any || disable $cfg
7ef3425f 560 disabled_any $dep_sel && disable $cfg
799c9e9b 561
4ec45764
RP
562 if enabled $cfg; then
563 eval dep_extralibs="\$${cfg}_extralibs"
564 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 565 enable_deep $dep_sel
c510c7b5 566 enable_deep_weak $dep_sgs
4ec45764
RP
567 fi
568
799c9e9b 569 disable ${cfg}_checking
30fd06be
MR
570 done
571}
572
44161118
MR
573print_config(){
574 pfx=$1
72cfcf41
MR
575 files=$2
576 shift 2
f454e879
MR
577 map 'eval echo "$v \${$v:-no}"' "$@" |
578 awk "BEGIN { split(\"$files\", files) }
579 {
580 c = \"$pfx\" toupper(\$1);
581 v = \$2;
582 sub(/yes/, 1, v);
583 sub(/no/, 0, v);
584 for (f in files) {
585 file = files[f];
586 if (file ~ /\\.h\$/) {
587 printf(\"#define %s %d\\n\", c, v) >>file;
588 } else if (file ~ /\\.asm\$/) {
589 printf(\"%%define %s %d\\n\", c, v) >>file;
590 } else if (file ~ /\\.mak\$/) {
d16c4aeb 591 n = -v ? \"\" : \"!\";
f454e879
MR
592 printf(\"%s%s=yes\\n\", n, c) >>file;
593 }
594 }
595 }"
57bd82d4
MR
596}
597
31c0121d 598print_enabled(){
31c0121d
MR
599 suf=$1
600 shift
601 for v; do
9eda2a85 602 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
603 done
604}
605
57bd82d4
MR
606append(){
607 var=$1
608 shift
57bd82d4
MR
609 eval "$var=\"\$$var $*\""
610}
611
60361817
MR
612prepend(){
613 var=$1
614 shift
615 eval "$var=\"$* \$$var\""
616}
617
50a334e4 618add_cppflags(){
cd52ec95 619 append CPPFLAGS "$@"
50a334e4
MR
620}
621
57bd82d4 622add_cflags(){
01d31e16 623 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
624}
625
2f2e6c7c 626add_asflags(){
01d31e16 627 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
628}
629
57bd82d4 630add_ldflags(){
64933b6c 631 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
632}
633
634add_extralibs(){
64933b6c 635 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
636}
637
6c3fa06a
MR
638add_host_cflags(){
639 append host_cflags $($host_cflags_filter "$@")
640}
641
642add_host_ldflags(){
643 append host_ldflags $($host_ldflags_filter "$@")
644}
645
84e65c76
MR
646add_compat(){
647 append compat_objs $1
648 shift
649 map 'add_cppflags -D$v' "$@"
650}
651
b0cfb663 652check_cmd(){
b3cb5d51 653 log "$@"
2270b4b2 654 "$@" >> $logfile 2>&1
b0cfb663
MR
655}
656
b2704a65
MR
657cc_o(){
658 eval printf '%s\\n' $CC_O
659}
660
18031c49
MR
661cc_e(){
662 eval printf '%s\\n' $CC_E
663}
664
dcd479c0 665check_cc(){
57bd82d4 666 log check_cc "$@"
2270b4b2 667 cat > $TMPC
720c69da 668 log_file $TMPC
23565c26 669 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
670}
671
672check_cpp(){
673 log check_cpp "$@"
2270b4b2 674 cat > $TMPC
720c69da 675 log_file $TMPC
18031c49 676 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
677}
678
df0d6341
MR
679as_o(){
680 eval printf '%s\\n' $AS_O
681}
682
f65883c8
MR
683check_as(){
684 log check_as "$@"
7fd90119
MR
685 cat > $TMPS
686 log_file $TMPS
687 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
688}
689
575db883
DB
690check_inline_asm(){
691 log check_inline_asm "$@"
940f335a 692 name="$1"
3784e82e 693 code="$2"
940f335a 694 shift 2
49214f61 695 disable $name
7fd90119 696 check_cc "$@" <<EOF && enable $name
3784e82e 697void foo(void){ __asm__ volatile($code); }
940f335a
MR
698EOF
699}
700
c6ebc9fa
MR
701check_insn(){
702 log check_insn "$@"
703 check_inline_asm ${1}_inline "\"$2\""
704 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
705}
706
304d586d
LM
707check_yasm(){
708 log check_yasm "$@"
709 echo "$1" > $TMPS
710 log_file $TMPS
711 shift 1
712 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
713}
714
29b64b68
MR
715ld_o(){
716 eval printf '%s\\n' $LD_O
717}
718
dcd479c0 719check_ld(){
57bd82d4 720 log check_ld "$@"
66a1ccd7
MR
721 flags=$(filter_out '-l*' "$@")
722 libs=$(filter '-l*' "$@")
01d31e16 723 check_cc $($cflags_filter $flags) || return
64933b6c
MR
724 flags=$($ldflags_filter $flags)
725 libs=$($ldflags_filter $libs)
29b64b68 726 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
727}
728
5adc829e
MR
729check_code(){
730 log check_code "$@"
731 check=$1
732 headers=$2
733 code=$3
734 shift 3
735 {
736 for hdr in $headers; do
737 echo "#include <$hdr>"
738 done
739 echo "int main(void) { $code; return 0; }"
740 } | check_$check "$@"
741}
742
50a334e4
MR
743check_cppflags(){
744 log check_cppflags "$@"
caf458dd 745 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
746int x;
747EOF
748}
749
dcd479c0 750check_cflags(){
57bd82d4 751 log check_cflags "$@"
01d31e16 752 set -- $($cflags_filter "$@")
caf458dd 753 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
754int x;
755EOF
756}
757
2ed46eea
MR
758test_ldflags(){
759 log test_ldflags "$@"
760 check_ld "$@" <<EOF
c23a0ac8 761int main(void){ return 0; }
dcd479c0
MR
762EOF
763}
764
2ed46eea
MR
765check_ldflags(){
766 log check_ldflags "$@"
767 test_ldflags "$@" && add_ldflags "$@"
768}
769
dcd479c0 770check_header(){
57bd82d4 771 log check_header "$@"
dcd479c0
MR
772 header=$1
773 shift
b77df637
MR
774 disable_safe $header
775 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
776#include <$header>
777int x;
778EOF
779}
780
781check_func(){
57bd82d4 782 log check_func "$@"
dcd479c0
MR
783 func=$1
784 shift
d8bc5f06
MR
785 disable $func
786 check_ld "$@" <<EOF && enable $func
dcd479c0 787extern int $func();
c23a0ac8 788int main(void){ $func(); }
dcd479c0
MR
789EOF
790}
791
645d2652 792check_mathfunc(){
6b73c0ae 793 log check_mathfunc "$@"
645d2652 794 func=$1
1aa07aa2
MR
795 narg=$2
796 shift 2
797 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
798 disable $func
799 check_ld "$@" <<EOF && enable $func
800#include <math.h>
1aa07aa2 801float foo(float f, float g) { return $func($args); }
33bd38db 802int main(void){ return 0; }
645d2652
MR
803EOF
804}
805
2446d3d6
DB
806check_func_headers(){
807 log check_func_headers "$@"
f8d7b072 808 headers=$1
edaf1ae2 809 funcs=$2
f8d7b072 810 shift 2
edaf1ae2
MR
811 {
812 for hdr in $headers; do
813 echo "#include <$hdr>"
814 done
815 for func in $funcs; do
816 echo "long check_$func(void) { return (long) $func; }"
817 done
818 echo "int main(void) { return 0; }"
819 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
820}
821
a5344cf7
SS
822check_cpp_condition(){
823 log check_cpp_condition "$@"
824 header=$1
825 condition=$2
f855b7b9 826 shift 2
cd52ec95 827 check_cpp "$@" <<EOF
a5344cf7
SS
828#include <$header>
829#if !($condition)
830#error "unsatisfied condition: $condition"
831#endif
832EOF
833}
834
57bd82d4
MR
835check_lib(){
836 log check_lib "$@"
837 header="$1"
838 func="$2"
839 shift 2
84400e9d 840 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
841}
842
f8d7b072
MR
843check_lib2(){
844 log check_lib2 "$@"
845 headers="$1"
edaf1ae2 846 funcs="$2"
f8d7b072 847 shift 2
edaf1ae2 848 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
849}
850
3f8040db
MR
851check_pkg_config(){
852 log check_pkg_config "$@"
853 pkg="$1"
854 headers="$2"
855 funcs="$3"
856 shift 3
857 $pkg_config --exists $pkg || return
858 pkg_cflags=$($pkg_config --cflags $pkg)
859 pkg_libs=$($pkg_config --libs $pkg)
860 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
861 set_safe ${pkg}_cflags $pkg_cflags &&
862 set_safe ${pkg}_libs $pkg_libs
863}
864
dcd479c0 865check_exec(){
2270b4b2 866 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
867}
868
7dfef245 869check_exec_crash(){
5e622c40 870 code=$(cat)
7dfef245
MR
871
872 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
873 # are safe but may not be available everywhere. Thus we use
874 # raise(SIGTERM) instead. The check is run in a subshell so we
875 # can redirect the "Terminated" message from the shell. SIGBUS
876 # is not defined by standard C so it is used conditionally.
877
2270b4b2 878 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
879#include <signal.h>
880static void sighandler(int sig){
881 raise(SIGTERM);
882}
692dd8ed
MR
883int foo(void){
884 $code
885}
e5af4a11 886int main(void){
7dfef245
MR
887 signal(SIGILL, sighandler);
888 signal(SIGFPE, sighandler);
889 signal(SIGSEGV, sighandler);
890#ifdef SIGBUS
891 signal(SIGBUS, sighandler);
892#endif
692dd8ed 893 foo();
7dfef245
MR
894}
895EOF
896}
897
72be9e73
DY
898check_type(){
899 log check_type "$@"
900 headers=$1
901 type=$2
902 shift 2
ae550ce9 903 disable_safe "$type"
5adc829e 904 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
905}
906
14d36751
MR
907check_struct(){
908 log check_type "$@"
909 headers=$1
910 struct=$2
911 member=$3
912 shift 3
913 disable_safe "${struct}_${member}"
5adc829e
MR
914 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
915 enable_safe "${struct}_${member}"
14d36751
MR
916}
917
57bd82d4
MR
918require(){
919 name="$1"
920 header="$2"
921 func="$3"
922 shift 3
923 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
924}
925
f8d7b072
MR
926require2(){
927 name="$1"
928 headers="$2"
929 func="$3"
930 shift 3
931 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
932}
933
3f8040db
MR
934require_pkg_config(){
935 pkg="$1"
936 check_pkg_config "$@" || die "ERROR: $pkg not found"
937 add_cflags $(get_safe ${pkg}_cflags)
938 add_extralibs $(get_safe ${pkg}_libs)
939}
940
ae43c4c0
MR
941hostcc_o(){
942 eval printf '%s\\n' $HOSTCC_O
943}
944
f0125de9
MR
945check_host_cc(){
946 log check_host_cc "$@"
947 cat > $TMPC
948 log_file $TMPC
ae43c4c0 949 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
950}
951
952check_host_cflags(){
953 log check_host_cflags "$@"
6c3fa06a 954 set -- $($host_cflags_filter "$@")
f0125de9
MR
955 check_host_cc "$@" <<EOF && append host_cflags "$@"
956int x;
957EOF
958}
959
c505dd31
MR
960apply(){
961 file=$1
962 shift
963 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
964}
965
c34681df 966cp_if_changed(){
5e27ec28
MR
967 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
968 mkdir -p "$(dirname $2)"
4ebc6a74 969 $cp_f "$1" "$2"
c34681df
MR
970}
971
dcd61286
DB
972# CONFIG_LIST contains configurable options, while HAVE_LIST is for
973# system-dependent things.
974
4a0d6686
AJ
975COMPONENT_LIST="
976 bsfs
977 decoders
978 demuxers
979 encoders
3cde40aa 980 filters
5666fd73 981 hwaccels
c552605c 982 indevs
4a0d6686 983 muxers
c552605c 984 outdevs
4a0d6686
AJ
985 parsers
986 protocols
987"
988
d89f2fa9
DB
989LIBRARY_LIST="
990 avcodec
991 avdevice
992 avfilter
993 avformat
994 avresample
995 avutil
996 swscale
997"
998
055c61b8
DB
999PROGRAM_LIST="
1000 avconv
1001 avplay
1002 avprobe
1003 avserver
055c61b8
DB
1004"
1005
4a0d6686
AJ
1006CONFIG_LIST="
1007 $COMPONENT_LIST
d89f2fa9 1008 $LIBRARY_LIST
055c61b8 1009 $PROGRAM_LIST
c88f5d72 1010 avisynth
f402916e 1011 bzlib
7f3f5f46 1012 dct
c73f65d9 1013 doc
05aec7bb 1014 dwt
92c6a099 1015 dxva2
1848f7d9 1016 fft
47941088 1017 frei0r
bc8c1395 1018 gnutls
c88f5d72 1019 gpl
d8d0d0b2 1020 gray
3abe5fbd 1021 hardcoded_tables
e417d80d 1022 libcdio
f7b8bffe 1023 libdc1394
2eed5a46 1024 libfaac
37eeb5e2 1025 libfdk_aac
a5b64584 1026 libfreetype
c88f5d72 1027 libgsm
3641b048 1028 libilbc
6ebe07fb 1029 libmp3lame
0b175caa
DB
1030 libopencore_amrnb
1031 libopencore_amrwb
6ebf0bfc 1032 libopencv
9a77d59a 1033 libopenjpeg
44617d6e 1034 libopus
0de9c41f 1035 libpulse
0f943ce6 1036 librtmp
f7cd9eed 1037 libschroedinger
ae14f311 1038 libspeex
150d2772 1039 libtheora
d89e738a 1040 libvo_aacenc
f502ff3f 1041 libvo_amrwbenc
c88f5d72 1042 libvorbis
8299a7f8 1043 libvpx
1cc60c47 1044 libx264
de295976 1045 libxavs
1cc60c47 1046 libxvid
b781cc12 1047 lsp
2a91ada8 1048 lzo
47a158cb 1049 mdct
c88f5d72 1050 memalign_hack
c88f5d72 1051 network
3fe142e2 1052 nonfree
a060866f 1053 openssl
8a3c8627 1054 pic
68602540 1055 rdft
e90f5b5a 1056 runtime_cpudetect
8cfbbd92 1057 safe_bitstream_reader
2e35e684 1058 shared
bd2216e4 1059 small
6b35d421 1060 sram
2e35e684 1061 static
a9ddb5b1 1062 swscale_alpha
8986fddc 1063 thumb
17492d5e 1064 vaapi
ac3dbb4d 1065 vda
17492d5e 1066 vdpau
9cad0e4e 1067 version3
7e4d9d5d 1068 xmm_clobber_test
56a059ac 1069 x11grab
c88f5d72 1070 zlib
4a0d6686 1071"
c88f5d72 1072
8eee7025 1073THREADS_LIST='
8eee7025
DB
1074 pthreads
1075 w32threads
1076'
1077
3f5b56e5 1078ARCH_LIST='
5873b623 1079 aarch64
3f5b56e5 1080 alpha
a2fc0f6a 1081 arm
fdcd782d
MR
1082 avr32
1083 avr32_ap
1084 avr32_uc
3f5b56e5
MR
1085 bfin
1086 ia64
1087 m68k
1088 mips
bae3abb0 1089 mips64
3f5b56e5 1090 parisc
79cb09b2 1091 ppc
34d11b87 1092 ppc64
3f5b56e5
MR
1093 s390
1094 sh4
1095 sparc
1096 sparc64
c75848cd
DB
1097 tilegx
1098 tilepro
0844bae1 1099 tomi
3f5b56e5
MR
1100 x86
1101 x86_32
1102 x86_64
1103'
1104
81dfa21e
MR
1105ARCH_EXT_LIST_ARM='
1106 armv5te
1107 armv6
1108 armv6t2
81dfa21e 1109 neon
b3267559 1110 vfp
81dfa21e
MR
1111 vfpv3
1112'
1113
50cd43f2 1114ARCH_EXT_LIST_X86='
3bf96eec 1115 amd3dnow
a1ef9f08 1116 amd3dnowext
50cd43f2
DB
1117 avx
1118 fma4
1119 mmx
1120 mmxext
1121 sse
1122 sse2
1123 sse3
1124 sse4
1125 sse42
1126 ssse3
1127'
1128
1129ARCH_EXT_LIST="
81dfa21e 1130 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1131 $ARCH_EXT_LIST_X86
1132 altivec
799fde37 1133 ppc4xx
bd9d34a0 1134 vis
50cd43f2 1135"
3f5b56e5 1136
fd712a55
DB
1137HAVE_LIST_CMDLINE='
1138 inline_asm
1139 symver
1140 yasm
1141'
1142
a3e02a8c
MR
1143HAVE_LIST_PUB='
1144 bigendian
d268eee9 1145 fast_unaligned
a3e02a8c
MR
1146'
1147
79042ab3 1148MATH_FUNCS="
fab0a8b2
MR
1149 atanf
1150 atan2f
79042ab3 1151 cbrtf
fab0a8b2 1152 cosf
79042ab3
DB
1153 exp2
1154 exp2f
fab0a8b2 1155 expf
79042ab3
DB
1156 isinf
1157 isnan
fab0a8b2 1158 ldexpf
79042ab3
DB
1159 llrint
1160 llrintf
1161 log2
1162 log2f
fab0a8b2 1163 log10f
79042ab3
DB
1164 lrint
1165 lrintf
fab0a8b2 1166 powf
79042ab3
DB
1167 rint
1168 round
1169 roundf
fab0a8b2 1170 sinf
79042ab3
DB
1171 trunc
1172 truncf
1173"
1174
3f5b56e5
MR
1175HAVE_LIST="
1176 $ARCH_EXT_LIST
43b73d59
DB
1177 $(add_suffix _external $ARCH_EXT_LIST)
1178 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1179 $HAVE_LIST_CMDLINE
a3e02a8c 1180 $HAVE_LIST_PUB
3f5b56e5 1181 $THREADS_LIST
79042ab3 1182 $MATH_FUNCS
be1a839c 1183 aligned_malloc
59782b82 1184 aligned_stack
35fd8122 1185 alsa_asoundlib_h
3f5b56e5 1186 altivec_h
c9fdab0d 1187 arpa_inet_h
ec9d2c15 1188 asm_mod_q
6308729e 1189 asm_mod_y
dffb41b9 1190 attribute_may_alias
e7ea5e3d 1191 attribute_packed
ecf97f22 1192 closesocket
1ac9331a 1193 cmov
15caccb9 1194 CommandLineToArgvW
180d43bc 1195 cpunop
1093383d 1196 CryptGenRandom
c88f5d72 1197 dcbzl
f8aa696f
DB
1198 dev_bktr_ioctl_bt848_h
1199 dev_bktr_ioctl_meteor_h
1200 dev_ic_bt8xx_h
f8aa696f 1201 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1202 dev_video_meteor_ioctl_meteor_h
ca6b544a 1203 direct_h
18b67ae5 1204 dlfcn_h
c88f5d72 1205 dlopen
bc574408 1206 dos_paths
fa845061 1207 dxva_h
245626d0
DB
1208 ebp_available
1209 ebx_available
c2a29455 1210 fast_64bit
669b5583 1211 fast_clz
7073e9fc 1212 fast_cmov
534a2231 1213 fcntl
9d99cc5a 1214 fork
84882df6 1215 getaddrinfo
da9e86f8 1216 gethrtime
667fb97a 1217 getopt
02e8f427 1218 GetProcessAffinityMask
fc5607f8 1219 GetProcessMemoryInfo
4e68cb8a 1220 GetProcessTimes
61183b5a 1221 GetSystemTimeAsFileTime
66be5b45 1222 getrusage
c3e73100 1223 getservbyport
61183b5a 1224 gettimeofday
a49d3025 1225 gnu_as
2f0c136e 1226 ibm_asm
2e1913b1 1227 inet_aton
3b1ab197 1228 io_h
abfc8d05 1229 isatty
8772997d 1230 jack_port_get_latency_range
9f5ff83f 1231 ldbrx
0b4a1821
AS
1232 libdc1394_1
1233 libdc1394_2
d96cd429
MR
1234 local_aligned_16
1235 local_aligned_8
a5b64584 1236 localtime_r
85dd97ad 1237 loongson
f8aa696f
DB
1238 machine_ioctl_bt848_h
1239 machine_ioctl_meteor_h
c88f5d72 1240 malloc_h
73f6d31e 1241 MapViewOfFile
c88f5d72 1242 memalign
6ffa87d3 1243 mkstemp
f80ddd5b 1244 mm_empty
0328b9ea 1245 mmap
e98b02de 1246 mprotect
4fa661a8 1247 msvcrt
d3d3a32c 1248 nanosleep
3e0b1c9a 1249 poll_h
1f91cdce 1250 posix_memalign
07b28702 1251 rdtsc
ea4d5f48 1252 sched_getaffinity
c88f5d72
MR
1253 sdl
1254 sdl_video_size
7e6a11bc 1255 SetConsoleTextAttribute
b507ebd1 1256 setmode
3e0b1c9a 1257 setrlimit
d3d3a32c 1258 Sleep
15d59d2c 1259 sndio_h
72be9e73 1260 socklen_t
deb29777 1261 soundcard_h
87958234 1262 strerror_r
6379900c 1263 strptime
47941088 1264 strtok_r
c0018613 1265 struct_addrinfo
75d339e0
MS
1266 struct_group_source_req
1267 struct_ip_mreq_source
b4d68544 1268 struct_ipv6_mreq
cdee08e3 1269 struct_pollfd
3e0b1c9a 1270 struct_rusage_ru_maxrss
b4d68544 1271 struct_sockaddr_in6
3b2372bf 1272 struct_sockaddr_sa_len
33a4dbdd 1273 struct_sockaddr_storage
a6a4793d 1274 struct_v4l2_frmivalenum_discrete
b462d132 1275 symver_asm_label
3e0b1c9a 1276 symver_gnu_asm
bcc73960 1277 sysconf
b9e22269 1278 sysctl
b58412f1 1279 sys_mman_h
06bb5905 1280 sys_param_h
b091aa44 1281 sys_resource_h
81644c2e 1282 sys_select_h
deb29777 1283 sys_soundcard_h
e64bceea 1284 sys_time_h
1b6e8b73 1285 sys_videoio_h
b265431e 1286 threads
542920b7 1287 unistd_h
d3d3a32c 1288 usleep
ce742de2 1289 vfp_args
7c5bfe7a 1290 VirtualAlloc
d3d3a32c 1291 windows_h
6ff3f3e7 1292 winsock2_h
cc078b5d 1293 xform_asm
6f74fb03 1294 xmm_clobbers
0cb78cef 1295"
44161118 1296
b6bb00b0
MR
1297# options emitted with CONFIG_ prefix but not available on command line
1298CONFIG_EXTRA="
87849592 1299 aandcttables
bfe9f48a 1300 ac3dsp
c292f6a2 1301 error_resilience
bfe9f48a 1302 gcrypt
478fd534 1303 golomb
9cad0e4e 1304 gplv3
478fd534
DB
1305 h264chroma
1306 h264dsp
1307 h264pred
915a2a0a 1308 h264qpel
478fd534 1309 huffman
9cad0e4e 1310 lgplv3
478fd534 1311 lpc
1e164c0b 1312 mpegaudio
bfe9f48a 1313 mpegaudiodsp
18bbca1f 1314 mpegvideo
ad08dfd5 1315 mpegvideoenc
bfe9f48a 1316 nettle
f704a079 1317 rangecoder
bfe9f48a
DB
1318 rtpdec
1319 sinewin
ab9f9876 1320 vp3dsp
b6bb00b0
MR
1321"
1322
520cc7f1 1323CMDLINE_SELECT="
3f5b56e5 1324 $ARCH_EXT_LIST
520cc7f1 1325 $CONFIG_LIST
fd712a55 1326 $HAVE_LIST_CMDLINE
8eee7025 1327 $THREADS_LIST
c8a4ae00 1328 asm
db6107b6 1329 cross_compile
520cc7f1
MR
1330 debug
1331 extra_warnings
8c6afa4d 1332 logging
65d12900 1333 lto
d2bbb2f7 1334 optimizations
520cc7f1 1335"
426be5dc
DB
1336
1337PATHS_LIST='
d156bede 1338 bindir
14a8acf1 1339 datadir
26759c44
MR
1340 incdir
1341 libdir
26759c44
MR
1342 mandir
1343 prefix
1344 shlibdir
426be5dc
DB
1345'
1346
1347CMDLINE_SET="
1348 $PATHS_LIST
121d78d0 1349 ar
426be5dc 1350 arch
313c46a6 1351 as
426be5dc
DB
1352 build_suffix
1353 cc
1354 cpu
1355 cross_prefix
50567afa 1356 dep_cc
ac63af34 1357 extra_version
9da6609f
MR
1358 host_cc
1359 host_cflags
095792f2 1360 host_ld
9da6609f
MR
1361 host_ldflags
1362 host_libs
82bb3329 1363 host_os
684b28e0 1364 ld
426be5dc 1365 logfile
4ae40685 1366 malloc_prefix
89641463 1367 nm
9cd7b854 1368 optflags
3f8040db 1369 pkg_config
154caa67 1370 random_seed
2fad0977 1371 samples
c5200f17
MR
1372 sysinclude
1373 sysroot
a7ada2ba 1374 target_exec
26759c44 1375 target_os
a7ada2ba 1376 target_path
aeeb782c 1377 toolchain
426be5dc 1378"
520cc7f1 1379
89f2932b
MR
1380CMDLINE_APPEND="
1381 extra_cflags
1382"
1383
912f3148
DB
1384# code dependency declarations
1385
9eeed841 1386# architecture extensions
808fa33c 1387
a2fc0f6a
MR
1388armv5te_deps="arm"
1389armv6_deps="arm"
ab5cb084 1390armv6t2_deps="arm"
808fa33c 1391neon_deps="arm"
b3267559
MR
1392vfp_deps="arm"
1393vfpv3_deps="vfp"
808fa33c 1394
637606de
MR
1395map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1396
808fa33c
MR
1397altivec_deps="ppc"
1398ppc4xx_deps="ppc"
1399
1400vis_deps="sparc"
1401
7f8c3d1f 1402x86_64_suggest="cmov fast_cmov"
50cd43f2 1403
808fa33c
MR
1404amd3dnow_deps="mmx"
1405amd3dnowext_deps="amd3dnow"
9eeed841 1406mmx_deps="x86"
239fdf1b 1407mmxext_deps="mmx"
50cd43f2
DB
1408sse_deps="mmxext"
1409sse2_deps="sse"
1410sse3_deps="sse2"
1411ssse3_deps="sse3"
1412sse4_deps="ssse3"
1413sse42_deps="sse4"
1414avx_deps="sse42"
79687079 1415fma4_deps="avx"
9eeed841 1416
43b73d59
DB
1417mmx_external_deps="yasm"
1418mmx_inline_deps="inline_asm"
1419mmx_suggest="mmx_external mmx_inline"
1420
1421for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1422 eval dep=\$${ext}_deps
1423 eval ${ext}_external_deps='"${dep}_external"'
1424 eval ${ext}_inline_deps='"${dep}_inline"'
1425 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1426done
1427
59782b82 1428aligned_stack_if_any="ppc x86"
e939cedd 1429fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1430fast_clz_if_any="alpha avr32 mips ppc x86"
1431fast_unaligned_if_any="ppc x86"
669b5583 1432
6fec122a 1433inline_asm_deps="!tms470"
3e0b1c9a 1434need_memalign="altivec neon sse"
89e053f8 1435
b462d132
MR
1436symver_if_any="symver_asm_label symver_gnu_asm"
1437
88a35699
MS
1438log2_deps="!msvcrt"
1439
26fbcc85 1440# subsystems
dc609252 1441dct_select="rdft"
26fbcc85
MR
1442mdct_select="fft"
1443rdft_select="fft"
1e164c0b 1444mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1445mpegaudiodsp_select="dct"
ad08dfd5 1446mpegvideoenc_select="mpegvideo"
26fbcc85 1447
5666fd73 1448# decoders / encoders / hardware accelerators
cfc2a0cf 1449aac_decoder_select="mdct sinewin"
4538729a 1450aac_encoder_select="mdct sinewin"
136e19e1 1451aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1452ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1453ac3_encoder_select="mdct ac3dsp"
3d269059 1454ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1455alac_encoder_select="lpc"
b781cc12 1456amrnb_decoder_select="lsp"
2b2a597e 1457amrwb_decoder_select="lsp"
4538729a 1458atrac1_decoder_select="mdct sinewin"
26fbcc85 1459atrac3_decoder_select="mdct"
a33657ce
DB
1460binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1461binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1462cavs_decoder_select="golomb mpegvideo"
9b500b8f 1463comfortnoise_encoder_select="lpc"
4538729a 1464cook_decoder_select="mdct sinewin"
2a91ada8 1465cscd_decoder_select="lzo"
2eef7c62 1466cscd_decoder_suggest="zlib"
26fbcc85 1467dca_decoder_select="mdct"
ad08dfd5 1468dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1469dxa_decoder_select="zlib"
baf91bb9 1470eac3_decoder_select="ac3_decoder"
4264a0dd 1471eac3_encoder_select="ac3_encoder"
69804535 1472eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1473eatgq_decoder_select="aandcttables"
c292f6a2 1474eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1475ffv1_decoder_select="golomb rangecoder"
1476ffv1_encoder_select="rangecoder"
5a582bd3 1477ffvhuff_encoder_select="huffman"
4f034993 1478flac_decoder_select="golomb"
f4d608e3 1479flac_encoder_select="golomb lpc"
2eef7c62
AJ
1480flashsv_decoder_select="zlib"
1481flashsv_encoder_select="zlib"
c2d23309 1482flashsv2_decoder_select="zlib"
4414137e 1483flv_decoder_select="h263_decoder"
4d4b4bd1 1484flv_encoder_select="h263_encoder"
3447f12d 1485fraps_decoder_select="huffman"
c292f6a2 1486h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1487h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1488h263_decoder_select="error_resilience h263_parser mpegvideo"
1489h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1490h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1491h263i_decoder_select="h263_decoder"
fe629c2d 1492h263p_encoder_select="h263_encoder"
c292f6a2 1493h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1494h264_dxva2_hwaccel_deps="dxva2api_h"
1495h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1496h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1497h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1498h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1499huffyuv_encoder_select="huffman"
19be0f3c 1500iac_decoder_select="fft mdct sinewin"
56c8227d 1501imc_decoder_select="fft mdct sinewin"
4f034993
MR
1502jpegls_decoder_select="golomb"
1503jpegls_encoder_select="golomb"
ad08dfd5 1504ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1505loco_decoder_select="golomb"
c292f6a2 1506mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1507mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1508mlp_decoder_select="mlp_parser"
1e164c0b
DB
1509mp1_decoder_select="mpegaudio"
1510mp1float_decoder_select="mpegaudio"
1511mp2_decoder_select="mpegaudio"
1512mp2float_decoder_select="mpegaudio"
1513mp3_decoder_select="mpegaudio"
1514mp3adu_decoder_select="mpegaudio"
1515mp3adufloat_decoder_select="mpegaudio"
1516mp3float_decoder_select="mpegaudio"
1517mp3on4_decoder_select="mpegaudio"
1518mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1519mpc7_decoder_select="mpegaudiodsp"
1520mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1521mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1522mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1523mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1524mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1525mpeg1video_decoder_select="error_resilience mpegvideo"
1526mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1527mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1528mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1529mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1530mpeg2video_decoder_select="error_resilience mpegvideo"
1531mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1532mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1533mpeg4_encoder_select="h263_encoder"
95a61cfc 1534mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1535mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1536msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1537msmpeg4v1_encoder_select="h263_encoder"
4414137e 1538msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1539msmpeg4v2_encoder_select="h263_encoder"
4414137e 1540msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1541msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1542mss2_decoder_select="vc1_decoder"
4538729a
MR
1543nellymoser_decoder_select="mdct sinewin"
1544nellymoser_encoder_select="mdct sinewin"
2a91ada8 1545nuv_decoder_select="lzo"
2eef7c62
AJ
1546png_decoder_select="zlib"
1547png_encoder_select="zlib"
b781cc12 1548qcelp_decoder_select="lsp"
c4f5c2d6 1549qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1550ra_144_encoder_select="lpc"
9f43fdda 1551ralf_decoder_select="golomb"
a8beb22f 1552rv10_decoder_select="h263_decoder"
b2bf38b4 1553rv10_encoder_select="h263_encoder"
a8beb22f 1554rv20_decoder_select="h263_decoder"
b2bf38b4 1555rv20_encoder_select="h263_encoder"
c292f6a2
DB
1556rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1557rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1558shorten_decoder_select="golomb"
b781cc12 1559sipr_decoder_select="lsp"
f704a079
DB
1560snow_decoder_select="dwt rangecoder"
1561snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1562svq1_decoder_select="error_resilience mpegvideo"
1563svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1564svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1565svq3_decoder_suggest="zlib"
4eef77c1 1566theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1567tiff_decoder_suggest="zlib"
1568tiff_encoder_suggest="zlib"
aec09a00 1569truehd_decoder_select="mlp_decoder"
2eef7c62 1570tscc_decoder_select="zlib"
4538729a 1571twinvq_decoder_select="mdct lsp sinewin"
aa661113 1572utvideo_encoder_select="huffman"
915a2a0a 1573vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1574vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1575vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1576vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1577vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1578vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1579vorbis_decoder_select="mdct"
1580vorbis_encoder_select="mdct"
ab9f9876
MR
1581vp3_decoder_select="vp3dsp"
1582vp5_decoder_select="vp3dsp"
1583vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1584vp6a_decoder_select="vp6_decoder"
1585vp6f_decoder_select="vp6_decoder"
915a2a0a 1586vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1587wmapro_decoder_select="mdct sinewin"
1588wmav1_decoder_select="mdct sinewin"
1589wmav1_encoder_select="mdct sinewin"
1590wmav2_decoder_select="mdct sinewin"
1591wmav2_encoder_select="mdct sinewin"
1592wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1593wmv1_decoder_select="h263_decoder"
665507aa 1594wmv1_encoder_select="h263_encoder"
f95bfab0 1595wmv2_decoder_select="h263_decoder"
1746e2a9 1596wmv2_encoder_select="h263_encoder"
015f8ee0 1597wmv3_decoder_select="vc1_decoder"
f0f86627 1598wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1599wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1600wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1601wmv3image_decoder_select="wmv3_decoder"
0e714f88 1602zerocodec_decoder_select="zlib"
2eef7c62
AJ
1603zlib_decoder_select="zlib"
1604zlib_encoder_select="zlib"
1605zmbv_decoder_select="zlib"
1606zmbv_encoder_select="zlib"
30fd06be 1607
0afab17e 1608vaapi_deps="va_va_h"
ac3dbb4d 1609vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1610vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1611
28b80940 1612# parsers
c292f6a2
DB
1613h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1614mpeg4video_parser_select="error_resilience mpegvideo"
1615mpegvideo_parser_select="error_resilience mpegvideo"
1616vc1_parser_select="error_resilience mpegvideo"
28b80940 1617
912f3148 1618# external libraries
c9171a83 1619libfaac_encoder_deps="libfaac"
37eeb5e2 1620libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1621libgsm_decoder_deps="libgsm"
1622libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1623libgsm_ms_decoder_deps="libgsm"
1624libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1625libilbc_decoder_deps="libilbc"
1626libilbc_encoder_deps="libilbc"
1cc60c47 1627libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1628libopencore_amrnb_decoder_deps="libopencore_amrnb"
1629libopencore_amrnb_encoder_deps="libopencore_amrnb"
1630libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1631libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1632libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1633libopus_decoder_deps="libopus"
6cb8c854 1634libopus_encoder_deps="libopus"
f7cd9eed
AS
1635libschroedinger_decoder_deps="libschroedinger"
1636libschroedinger_encoder_deps="libschroedinger"
ae14f311 1637libspeex_decoder_deps="libspeex"
b606a017 1638libspeex_encoder_deps="libspeex"
150d2772 1639libtheora_encoder_deps="libtheora"
d89e738a 1640libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1641libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1642libvorbis_encoder_deps="libvorbis"
8299a7f8 1643libvpx_decoder_deps="libvpx"
ee0e9146 1644libvpx_encoder_deps="libvpx"
1cc60c47 1645libx264_encoder_deps="libx264"
de295976 1646libxavs_encoder_deps="libxavs"
1cc60c47 1647libxvid_encoder_deps="libxvid"
30fd06be 1648
912f3148 1649# demuxers / muxers
c2dd0e9e 1650ac3_demuxer_select="ac3_parser"
647c2356 1651asf_stream_muxer_select="asf_muxer"
4e622dea 1652avisynth_demuxer_deps="avisynth"
c2dd0e9e 1653dirac_demuxer_select="dirac_parser"
5b423887 1654eac3_demuxer_select="ac3_parser"
c2dd0e9e 1655flac_demuxer_select="flac_parser"
647c2356 1656ipod_muxer_select="mov_muxer"
31f16dc1 1657ismv_muxer_select="mov_muxer"
647c2356 1658matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1659matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1660mov_demuxer_suggest="zlib"
c2dd0e9e 1661mp3_demuxer_select="mpegaudio_parser"
647c2356 1662mp4_muxer_select="mov_muxer"
18bbca1f 1663mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1664mpegtsraw_demuxer_select="mpegts_demuxer"
1665mxf_d10_muxer_select="mxf_muxer"
24ca518b 1666ogg_demuxer_select="golomb"
647c2356 1667psp_muxer_select="mov_muxer"
44594cc7 1668rtp_demuxer_select="sdp_demuxer"
18bbca1f 1669rtp_muxer_select="mpegvideo"
44b70ce5
MS
1670rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1671rtsp_demuxer_select="http_protocol rtpdec"
1672rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1673sap_demuxer_select="sdp_demuxer"
2aab70c4 1674sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1675sdp_demuxer_select="rtpdec"
e772f9fa 1676smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1677spdif_muxer_select="aac_parser"
57231e4d 1678tak_demuxer_select="tak_parser"
647c2356
DB
1679tg2_muxer_select="mov_muxer"
1680tgp_muxer_select="mov_muxer"
6bdaa5f4 1681w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1682
1683# indevs / outdevs
38e54a75 1684alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1685alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1686bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1687dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1688fbdev_indev_deps="linux_fb_h"
38e54a75 1689jack_indev_deps="jack_jack_h"
e417d80d 1690libcdio_indev_deps="libcdio"
38e54a75 1691libdc1394_indev_deps="libdc1394"
38e54a75
SS
1692oss_indev_deps_any="soundcard_h sys_soundcard_h"
1693oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1694pulse_indev_deps="libpulse"
15d59d2c
B
1695sndio_indev_deps="sndio_h"
1696sndio_outdev_deps="sndio_h"
38e54a75 1697v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1698vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1699vfwcap_indev_extralibs="-lavicap32"
24f8961f 1700x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1701
912f3148 1702# protocols
acd554c1
SP
1703ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1704ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1705ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1706ffrtmphttp_protocol_deps="!librtmp_protocol"
1707ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1708gopher_protocol_select="network"
c40e1757 1709httpproxy_protocol_select="tcp_protocol"
279a0c97 1710http_protocol_select="tcp_protocol"
183baead 1711https_protocol_select="tls_protocol"
c3b57d6e
DB
1712librtmp_protocol_deps="librtmp"
1713librtmpe_protocol_deps="librtmp"
1714librtmps_protocol_deps="librtmp"
1715librtmpt_protocol_deps="librtmp"
1716librtmpte_protocol_deps="librtmp"
c60a2d70 1717mmsh_protocol_select="http_protocol"
998c1ee1 1718mmst_protocol_select="network"
c3b57d6e 1719rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1720rtmp_protocol_select="tcp_protocol"
acd554c1 1721rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1722rtmps_protocol_deps="!librtmp_protocol"
1723rtmps_protocol_select="tls_protocol"
775c4d36 1724rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1725rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1726rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1727rtp_protocol_select="udp_protocol"
998c1ee1
DB
1728sctp_protocol_deps="struct_sctp_event_subscribe"
1729sctp_protocol_select="network"
1730tcp_protocol_select="network"
558d192d
MS
1731tls_protocol_deps_any="openssl gnutls"
1732tls_protocol_select="tcp_protocol"
998c1ee1 1733udp_protocol_select="network"
c08fb000 1734
6ebf0bfc 1735# filters
13fabd7a 1736blackframe_filter_deps="gpl"
ce6b6ef6 1737boxblur_filter_deps="gpl"
68b79bfc 1738cropdetect_filter_deps="gpl"
b157be1f 1739delogo_filter_deps="gpl"
a5b64584 1740drawtext_filter_deps="libfreetype"
2e5ff4d0 1741frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1742frei0r_filter_extralibs='$ldl'
a42bb9d6 1743frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1744frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1745hqdn3d_filter_deps="gpl"
d371e7b9 1746resample_filter_deps="avresample"
cf69ad35 1747ocv_filter_deps="libopencv"
2f296e39 1748scale_filter_deps="swscale"
acbac567 1749yadif_filter_deps="gpl"
6ebf0bfc 1750
5a0f7131 1751# libraries
d89f2fa9
DB
1752avcodec_deps="avutil"
1753avdevice_deps="avutil avcodec avformat"
1754avfilter_deps="avutil"
1755avformat_deps="avutil avcodec"
1756avresample_deps="avutil"
1757swscale_deps="avutil"
f7679c54 1758
912f3148 1759# programs
54fd593a
MS
1760avconv_deps="avcodec avfilter avformat avresample swscale"
1761avconv_select="aformat_filter asyncts_filter
1762 format_filter fps_filter scale_filter setpts_filter"
d173ede1 1763avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1764avplay_select="rdft"
9e12f0bf 1765avprobe_deps="avcodec avformat"
b263bf66 1766avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1767avserver_extralibs='$ldl'
a2830dca 1768
c73f65d9 1769doc_deps="texi2html"
912f3148 1770
de6d9b64 1771# default parameters
8a608357 1772
19bd477d 1773logfile="config.log"
8a608357
MR
1774
1775# installation paths
c9d19248
MR
1776prefix_default="/usr/local"
1777bindir_default='${prefix}/bin'
6291d7e4 1778datadir_default='${prefix}/share/avconv'
c9d19248
MR
1779incdir_default='${prefix}/include'
1780libdir_default='${prefix}/lib'
1781mandir_default='${prefix}/share/man'
1782shlibdir_default="$libdir_default"
8a608357
MR
1783
1784# toolchain
121d78d0 1785ar_default="ar"
13c7df3d 1786cc_default="gcc"
9da6609f 1787host_cc_default="gcc"
4ebc6a74 1788cp_f="cp -f"
11e6d03a 1789ln_s="ln -sf"
2a8a860a 1790nm_default="nm -g"
11e6d03a 1791objformat="elf"
3f8040db 1792pkg_config_default=pkg-config
be7109c1 1793ranlib="ranlib"
11e6d03a 1794yasmexe="yasm"
8a608357 1795
3e0b1c9a 1796nogas=":"
8182dc34 1797
8a608357 1798# machine
8d4c00ed 1799arch_default=$(uname -m)
38d0a8aa 1800cpu="generic"
8a608357 1801
8a608357 1802# OS
8d4c00ed
MR
1803target_os_default=$(tolower $(uname -s))
1804host_os=$target_os_default
8a608357 1805
8a608357 1806# configurable options
d89f2fa9 1807enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1808
3e0b1c9a
DB
1809enable asm
1810enable debug
1811enable doc
8400d6b8 1812enable optimizations
8cfbbd92 1813enable safe_bitstream_reader
530dc538 1814enable static
a9ddb5b1 1815enable swscale_alpha
8a608357 1816
8a608357 1817# build settings
9987769a 1818SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1819AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1820LIBPREF="lib"
1821LIBSUF=".a"
c5f14466
RP
1822FULLNAME='$(NAME)$(BUILDSUF)'
1823LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1824SLIBPREF="lib"
1825SLIBSUF=".so"
c5f14466 1826SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1827SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1828SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1829LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1830SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1831SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1832
68485d1f
MR
1833asflags_filter=echo
1834cflags_filter=echo
64933b6c
MR
1835ldflags_filter=echo
1836
23565c26 1837AS_C='-c'
bc877faf 1838AS_O='-o $@'
23565c26 1839CC_C='-c'
18031c49 1840CC_E='-E -o $@'
7e6c86e6 1841CC_O='-o $@'
a758c5e2 1842LD_O='-o $@'
8db73c61
MR
1843LD_LIB='-l%'
1844LD_PATH='-L'
23565c26 1845HOSTCC_C='-c'
a758c5e2 1846HOSTCC_O='-o $@'
095792f2 1847HOSTLD_O='-o $@'
7e6c86e6 1848
1d01fee9 1849host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1850host_libs='-lm'
6c3fa06a
MR
1851host_cflags_filter=echo
1852host_ldflags_filter=echo
9da6609f 1853
9b861379 1854target_path='$(CURDIR)'
a7ada2ba 1855
a158446b
MR
1856# since the object filename is not given with the -MM flag, the compiler
1857# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1858DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1859DEPFLAGS='-MM'
315c741d 1860
c597172e 1861# find source path
24524f36 1862if test -f configure; then
f038cf3c 1863 source_path=.
c597172e 1864else
8477f2de 1865 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1866 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1867 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1868 test -e "$source_path/config.h" &&
1869 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1870fi
1871
13cbe2c0 1872for v in "$@"; do
b04251c5
MR
1873 r=${v#*=}
1874 l=${v%"$r"}
1875 r=$(sh_quote "$r")
29ba0911 1876 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1877done
c597172e 1878
73ef8980
MR
1879find_things(){
1880 thing=$1
1881 pattern=$2
1882 file=$source_path/$3
932ccf39 1883 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1884}
1885
1886ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1887DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1888HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1889PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1890BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1891MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1892DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1893OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1894INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1895PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1896FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1897
54e75be4
DB
1898ALL_COMPONENTS="
1899 $BSF_LIST
1900 $DECODER_LIST
1901 $DEMUXER_LIST
1902 $ENCODER_LIST
1903 $FILTER_LIST
1904 $HWACCEL_LIST
1905 $INDEV_LIST
1906 $MUXER_LIST
1907 $OUTDEV_LIST
1908 $PARSER_LIST
1909 $PROTOCOL_LIST
1910"
1911
8469ae22
MR
1912for n in $COMPONENT_LIST; do
1913 v=$(toupper ${n%s})_LIST
1914 eval enable \$$v
1915 eval ${n}_if_any="\$$v"
1916done
1917
4b587848
DB
1918disable snow_decoder snow_encoder
1919
206a070d 1920enable $ARCH_EXT_LIST
c597172e
MR
1921
1922die_unknown(){
1923 echo "Unknown option \"$1\"."
1924 echo "See $0 --help for available options."
1925 exit 1
1926}
1927
794f8e97 1928show_list() {
bf0c4afa
RP
1929 suffix=_$1
1930 shift
2b444ea7 1931 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1932 exit 0
1933}
1934
154caa67
MR
1935rand_list(){
1936 IFS=', '
1937 set -- $*
1938 unset IFS
1939 for thing; do
1940 comp=${thing%:*}
1941 prob=${thing#$comp}
1942 prob=${prob#:}
1943 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1944 echo "prob ${prob:-0.5}"
1945 printf '%s\n' $comp
1946 done
1947}
1948
1949do_random(){
1950 action=$1
1951 shift
1952 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1953 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1954}
1955
c597172e 1956for opt do
7483e694
DB
1957 optval="${opt#*=}"
1958 case "$opt" in
7e9e7cc2
MR
1959 --extra-ldflags=*) add_ldflags $optval
1960 ;;
1961 --extra-libs=*) add_extralibs $optval
1962 ;;
1963 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1964 ;;
1965 --enable-debug=*) debuglevel="$optval"
1966 ;;
1967 --disable-programs)
1968 disable $PROGRAM_LIST
1969 ;;
1970 --disable-everything)
1971 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
1972 ;;
1973 --enable-random|--disable-random)
1974 action=${opt%%-random}
1975 do_random ${action#--} $COMPONENT_LIST
1976 ;;
1977 --enable-random=*|--disable-random=*)
1978 action=${opt%%-random=*}
1979 do_random ${action#--} $optval
1980 ;;
1981 --enable-*=*|--disable-*=*)
1982 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
1983 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1984 eval list=\$$(toupper $thing)_LIST
1985 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1986 $action $(filter "$name" $list)
1987 ;;
1988 --enable-?*|--disable-?*)
1989 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
1990 if is_in $option $COMPONENT_LIST; then
1991 test $action = disable && action=unset
1992 eval $action \$$(toupper ${option%s})_LIST
1993 elif is_in $option $CMDLINE_SELECT; then
1994 $action $option
1995 else
1996 die_unknown $opt
1997 fi
1998 ;;
1999 --list-*)
2000 NAME="${opt#--list-}"
2001 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2002 NAME=${NAME%s}
2003 eval show_list $NAME \$$(toupper $NAME)_LIST
2004 ;;
2005 --help|-h) show_help
2006 ;;
2007 *)
2008 optname="${opt%%=*}"
2009 optname="${optname#--}"
2010 optname=$(echo "$optname" | sed 's/-/_/g')
2011 if is_in $optname $CMDLINE_SET; then
2012 eval $optname='$optval'
2013 elif is_in $optname $CMDLINE_APPEND; then
2014 append $optname "$optval"
2015 else
2016 die_unknown $opt
2017 fi
2018 ;;
7483e694 2019 esac
c597172e
MR
2020done
2021
bcea99bb
MR
2022disabled logging && logfile=/dev/null
2023
29ba0911 2024echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2025set >> $logfile
2026
9da6609f
MR
2027test -n "$cross_prefix" && enable cross_compile
2028
8d4c00ed
MR
2029if enabled cross_compile; then
2030 test -n "$arch" && test -n "$target_os" ||
2031 die "Must specify target arch and OS when cross-compiling"
2032fi
2033
121d78d0 2034ar_default="${cross_prefix}${ar_default}"
11e6d03a 2035cc_default="${cross_prefix}${cc_default}"
20e0ed95 2036nm_default="${cross_prefix}${nm_default}"
3f8040db 2037pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2038ranlib="${cross_prefix}${ranlib}"
adb2b908 2039
c5200f17
MR
2040sysinclude_default="${sysroot}/usr/include"
2041
aeeb782c 2042case "$toolchain" in
0fbb62a8
LB
2043 clang-asan)
2044 cc_default="clang"
2045 add_cflags -faddress-sanitizer
2046 add_ldflags -faddress-sanitizer
2047 ;;
2048 clang-tsan)
2049 cc_default="clang"
2050 add_cflags -fthread-sanitizer
2051 add_ldflags -fthread-sanitizer
2052 ;;
aeeb782c
MR
2053 msvc)
2054 cc_default="c99wrap cl"
2055 ld_default="c99wrap link"
2056 nm_default="dumpbin -symbols"
ac3a9b51 2057 ar_default="lib"
53e8cd68 2058 target_os_default="win32"
aeeb782c
MR
2059 ;;
2060 ?*)
2061 die "Unknown toolchain $toolchain"
2062 ;;
2063esac
2064
53e8cd68 2065set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2066enabled cross_compile || host_cc_default=$cc
2067set_default host_cc
13c7df3d 2068
762f95e4
MR
2069if ! $pkg_config --version >/dev/null 2>&1; then
2070 warn "$pkg_config not found, library detection may fail."
2071 pkg_config=false
2072fi
2073
82bb3329
MR
2074exesuf() {
2075 case $1 in
53e8cd68 2076 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2077 esac
2078}
2079
2080EXESUF=$(exesuf $target_os)
2081HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2082
e4e69e0b 2083# set temporary file name
a49d42c2 2084: ${TMPDIR:=$TEMPDIR}
c51fafa1 2085: ${TMPDIR:=$TMP}
a49d42c2 2086: ${TMPDIR:=/tmp}
e4e69e0b 2087
a210bce2 2088if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2089 # simple replacement for missing mktemp
2090 # NOT SAFE FOR GENERAL USE
2091 mktemp(){
09a5c245 2092 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2093 }
2094fi
2095
2096tmpfile(){
2097 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2098 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2099 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2100 append TMPFILES $tmp
2101 eval $1=$tmp
2102}
2103
2104trap 'rm -f -- $TMPFILES' EXIT
54460a83 2105
55127e7b 2106tmpfile TMPASM .asm
3e0b1c9a
DB
2107tmpfile TMPC .c
2108tmpfile TMPE $EXESUF
2109tmpfile TMPH .h
2110tmpfile TMPO .o
2111tmpfile TMPS .S
2112tmpfile TMPSH .sh
2113tmpfile TMPV .ver
54460a83
MR
2114
2115unset -f mktemp
e4e69e0b 2116
fb3c4ffc
MR
2117chmod +x $TMPE
2118
993f2d0f
MR
2119# make sure we can execute files in $TMPDIR
2120cat > $TMPSH 2>> $logfile <<EOF
2121#! /bin/sh
2122EOF
2123chmod +x $TMPSH >> $logfile 2>&1
2124if ! $TMPSH >> $logfile 2>&1; then
2125 cat <<EOF
2126Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2127variable to another directory and make sure that it is not mounted noexec.
2128EOF
2129 die "Sanity test failed."
2130fi
993f2d0f 2131
457cc333
MR
2132ccc_flags(){
2133 for flag; do
2134 case $flag in
2135 -std=c99) echo -c99 ;;
2136 -mcpu=*) echo -arch ${flag#*=} ;;
2137 -mieee) echo -ieee ;;
2138 -O*|-fast) echo $flag ;;
2139 -fno-math-errno) echo -assume nomath_errno ;;
2140 -g) echo -g3 ;;
2141 -Wall) echo -msg_enable level2 ;;
2142 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2143 -Wl,*) echo $flag ;;
2144 -f*|-W*) ;;
2145 *) echo $flag ;;
2146 esac
2147 done
2148}
2149
dfa559bc
RB
2150msvc_flags(){
2151 for flag; do
2152 case $flag in
2153 -fomit-frame-pointer) echo -Oy ;;
2154 -g) echo -Z7 ;;
2155 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2156 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2157 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2158 -wd4996 -wd4273 ;;
dfa559bc
RB
2159 -std=c99) ;;
2160 -fno-math-errno) ;;
2161 -fno-common) ;;
2162 -fno-signed-zeros) ;;
2163 -lz) echo zlib.lib ;;
bd680c7b
DB
2164 -lavifil32) echo vfw32.lib ;;
2165 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2166 -l*) echo ${flag#-l}.lib ;;
2167 *) echo $flag ;;
2168 esac
2169 done
2170}
2171
d0c6d424
MR
2172pgi_flags(){
2173 for flag; do
2174 case $flag in
643933f5 2175 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2176 -fomit-frame-pointer) echo -Mnoframe ;;
2177 -g) echo -gopt ;;
2178 *) echo $flag ;;
2179 esac
2180 done
2181}
2182
2183suncc_flags(){
2184 for flag; do
2185 case $flag in
2186 -march=*|-mcpu=*)
2187 case "${flag#*=}" in
2188 native) echo -xtarget=native ;;
2189 v9|niagara) echo -xarch=sparc ;;
2190 ultrasparc) echo -xarch=sparcvis ;;
2191 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2192 i586|pentium) echo -xchip=pentium ;;
2193 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2194 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2195 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2196 pentium4*) echo -xtarget=pentium4 ;;
2197 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2198 *-sse3) echo -xarch=sse3 ;;
2199 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2200 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2201 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2202 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2203 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2204 k8|opteron|athlon64|athlon-fx)
2205 echo -xarch=sse2a ;;
2206 athlon*) echo -xarch=pentium_proa ;;
2207 esac
2208 ;;
2209 -std=c99) echo -xc99 ;;
2210 -fomit-frame-pointer) echo -xregs=frameptr ;;
2211 -fPIC) echo -KPIC -xcode=pic32 ;;
2212 -W*,*) echo $flag ;;
2213 -f*-*|-W*) ;;
2214 *) echo $flag ;;
2215 esac
2216 done
2217}
2218
2219tms470_flags(){
2220 for flag; do
2221 case $flag in
2222 -march=*|-mcpu=*)
2223 case "${flag#*=}" in
2224 armv7-a|cortex-a*) echo -mv=7a8 ;;
2225 armv7-r|cortex-r*) echo -mv=7r4 ;;
2226 armv7-m|cortex-m*) echo -mv=7m3 ;;
2227 armv6*|arm11*) echo -mv=6 ;;
2228 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2229 echo -mv=5e ;;
2230 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2231 esac
2232 ;;
2233 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2234 -mfpu=vfp) echo --float_support=vfpv2 ;;
2235 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2236 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2237 -msoft-float) echo --float_support=vfplib ;;
2238 -O[0-3]|-mf=*) echo $flag ;;
2239 -g) echo -g -mn ;;
2240 -pds=*) echo $flag ;;
ad93dccb
MR
2241 -D*|-I*) echo $flag ;;
2242 --gcc|--abi=*) echo $flag ;;
2243 -me) echo $flag ;;
d0c6d424
MR
2244 esac
2245 done
2246}
2247
a758c5e2
MR
2248probe_cc(){
2249 pfx=$1
2250 _cc=$2
2251
8db73c61
MR
2252 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2253 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2254 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2255 _flags_filter=echo
2256
2257 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2258 _type=llvm_gcc
2259 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2260 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2261 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2262 _cflags_speed='-O3'
2263 _cflags_size='-Os'
2264 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2265 _type=gcc
2266 gcc_version=$($_cc --version | head -n1)
2267 gcc_basever=$($_cc -dumpversion)
2268 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2269 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2270 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2271 if ! $_cc -dumpversion | grep -q '^2\.'; then
2272 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2273 fi
2274 _cflags_speed='-O3'
2275 _cflags_size='-Os'
2276 elif $_cc --version 2>/dev/null | grep -q Intel; then
2277 _type=icc
2278 _ident=$($_cc --version | head -n1)
2279 _depflags='-MMD'
2280 _cflags_speed='-O3'
2281 _cflags_size='-Os'
2282 _cflags_noopt='-O1'
2283 elif $_cc -v 2>&1 | grep -q xlc; then
2284 _type=xlc
2285 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2286 _cflags_speed='-O5'
2287 _cflags_size='-O5 -qcompact'
2288 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2289 _type=ccc
2290 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2291 _DEPFLAGS='-M'
a758c5e2
MR
2292 _cflags_speed='-fast'
2293 _cflags_size='-O1'
457cc333 2294 _flags_filter=ccc_flags
a758c5e2
MR
2295 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2296 test -d "$sysroot" || die "No valid sysroot specified."
2297 _type=armcc
2298 _ident=$($_cc --vsn | head -n1)
2299 armcc_conf="$PWD/armcc.conf"
2300 $_cc --arm_linux_configure \
2301 --arm_linux_config_file="$armcc_conf" \
2302 --configure_sysroot="$sysroot" \
2303 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2304 die "Error creating armcc configuration file."
2305 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2306 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2307 as_default="${cross_prefix}gcc"
2308 _depflags='-MMD'
2309 _cflags_speed='-O3'
2310 _cflags_size='-Os'
0122118e 2311 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2312 _type=tms470
2313 _ident=$($_cc -version | head -n1 | tr -s ' ')
2314 _flags='--gcc --abi=eabi -me'
18031c49 2315 _cc_e='-ppl -fe=$@'
a758c5e2 2316 _cc_o='-fe=$@'
a758c5e2
MR
2317 _depflags='-ppa -ppd=$(@:.o=.d)'
2318 _cflags_speed='-O3 -mf=5'
2319 _cflags_size='-O3 -mf=2'
2320 _flags_filter=tms470_flags
2321 elif $_cc -v 2>&1 | grep -q clang; then
2322 _type=clang
2323 _ident=$($_cc --version | head -n1)
2324 _depflags='-MMD'
2325 _cflags_speed='-O3'
2326 _cflags_size='-Os'
2327 elif $_cc -V 2>&1 | grep -q Sun; then
2328 _type=suncc
2329 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2330 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2331 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2332 _ldflags='-std=c99'
2333 _cflags_speed='-O5'
2334 _cflags_size='-O5 -xspace'
2335 _flags_filter=suncc_flags
2336 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2337 _type=pathscale
2338 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2339 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2340 _cflags_speed='-O2'
2341 _cflags_size='-Os'
2342 _flags_filter='filter_out -Wdisabled-optimization'
2343 elif $_cc -v 2>&1 | grep -q Open64; then
2344 _type=open64
2345 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2346 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2347 _cflags_speed='-O2'
2348 _cflags_size='-Os'
2349 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2350 elif $_cc -V 2>&1 | grep -q Portland; then
2351 _type=pgi
2352 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2353 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2354 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2355 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2356 _cflags_noopt="-O1"
2357 _flags_filter=pgi_flags
dfa559bc
RB
2358 elif $_cc 2>&1 | grep -q Microsoft; then
2359 _type=msvc
2360 _ident=$($cc 2>&1 | head -n1)
2361 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2362 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2363 _cflags_speed="-O2"
2364 _cflags_size="-O1"
2365 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2366 if $_cc 2>&1 | grep -q Linker; then
2367 _ld_o='-out $@'
2368 else
2369 _ld_o='-Fe$@'
2370 fi
2371 _cc_o='-Fo $@'
a224b2cb 2372 _cc_e='-P -Fi $@'
dfa559bc
RB
2373 _flags_filter=msvc_flags
2374 _ld_lib='lib%.a'
2375 _ld_path='-libpath:'
2376 _flags='-nologo'
2377 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2378 if [ $pfx = hostcc ]; then
6a0200f2 2379 append _cflags -Dsnprintf=_snprintf
dfa559bc 2380 fi
aef6bd1b 2381 fi
a758c5e2
MR
2382
2383 eval ${pfx}_type=\$_type
2384 eval ${pfx}_ident=\$_ident
2385}
2386
2387set_ccvars(){
23565c26 2388 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2389 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2390 eval ${1}_O=\${_cc_o-\${${1}_O}}
2391
2392 if [ -n "$_depflags" ]; then
2393 eval ${1}_DEPFLAGS=\$_depflags
2394 else
2395 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2396 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2397 eval DEP${1}FLAGS=\$_flags
2398 fi
2399}
2400
2401probe_cc cc "$cc"
2402cflags_filter=$_flags_filter
2403cflags_speed=$_cflags_speed
2404cflags_size=$_cflags_size
2405cflags_noopt=$_cflags_noopt
2406add_cflags $_flags $_cflags
2407cc_ldflags=$_ldflags
2408set_ccvars CC
2409
2410probe_cc hostcc "$host_cc"
2411host_cflags_filter=$_flags_filter
a758c5e2 2412add_host_cflags $_flags $_cflags
a758c5e2 2413set_ccvars HOSTCC
629687f6 2414
851ffa80
MR
2415test -n "$cc_type" && enable $cc_type ||
2416 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2417
75bafbac 2418: ${as_default:=$cc}
50567afa 2419: ${dep_cc_default:=$cc}
684b28e0 2420: ${ld_default:=$cc}
095792f2
MR
2421: ${host_ld_default:=$host_cc}
2422set_default ar as dep_cc ld host_ld
75800dce 2423
a758c5e2
MR
2424probe_cc as "$as"
2425asflags_filter=$_flags_filter
2426add_asflags $_flags $_cflags
2427set_ccvars AS
2428
2429probe_cc ld "$ld"
2430ldflags_filter=$_flags_filter
2431add_ldflags $_flags $_ldflags
2432test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2433LD_O=${_ld_o-$LD_O}
8db73c61
MR
2434LD_LIB=${_ld_lib-$LD_LIB}
2435LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2436
095792f2
MR
2437probe_cc hostld "$host_ld"
2438host_ldflags_filter=$_flags_filter
2439add_host_ldflags $_flags $_ldflags
2440HOSTLD_O=${_ld_o-$HOSTLD_O}
2441
a758c5e2
MR
2442if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2443 probe_cc depcc "$dep_cc"
2444 CCDEP=${_DEPCMD:-$DEPCMD}
2445 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2446 DEPCCFLAGS=$_flags
2447fi
07dec06e 2448
3dbc777c
MR
2449if $ar 2>&1 | grep -q Microsoft; then
2450 arflags="-nologo"
2451 ar_o='-out:$@'
2452elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2453 arflags="rq"
2454 ar_o='$@'
2455else
2456 arflags="rc"
2457 ar_o='$@'
2458fi
2459
7f32f40c 2460add_cflags $extra_cflags
2f2e6c7c 2461add_asflags $extra_cflags
7f32f40c 2462
154d432c
MR
2463if test -n "$sysroot"; then
2464 case "$cc_type" in
00ba041c 2465 gcc|llvm_gcc|clang)
467256f2 2466 add_cppflags --sysroot="$sysroot"
154d432c
MR
2467 add_ldflags --sysroot="$sysroot"
2468 ;;
6fec122a
MR
2469 tms470)
2470 add_cppflags -I"$sysinclude"
2471 add_ldflags --sysroot="$sysroot"
2472 ;;
154d432c
MR
2473 esac
2474fi
2475
d22c13a8
MR
2476if test "$cpu" = host; then
2477 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2478
2479 case "$cc_type" in
613a4e3f 2480 gcc|llvm_gcc)
d22c13a8
MR
2481 check_native(){
2482 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2483 sed -n "/cc1.*$1=/{
27ce1be8
MR
2484 s/.*$1=\\([^ ]*\\).*/\\1/
2485 p
2486 q
2487 }" $TMPE
d22c13a8
MR
2488 }
2489 cpu=$(check_native -march || check_native -mcpu)
2490 ;;
2491 esac
2492
2493 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2494fi
2495
e939cedd
MR
2496# Deal with common $arch aliases
2497case "$arch" in
5873b623
MR
2498 aarch64|arm64)
2499 arch="aarch64"
2500 ;;
e939cedd
MR
2501 arm*)
2502 arch="arm"
2503 ;;
2acda282 2504 mips*|IP*)
e939cedd
MR
2505 arch="mips"
2506 ;;
a6e9d649 2507 parisc*|hppa*)
e939cedd
MR
2508 arch="parisc"
2509 ;;
56203596 2510 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2511 arch="ppc"
2512 ;;
e939cedd
MR
2513 s390|s390x)
2514 arch="s390"
2515 ;;
2516 sh4|sh)
2517 arch="sh4"
2518 ;;
4cd217c0 2519 sun4u|sparc*)
e939cedd 2520 arch="sparc"
e939cedd 2521 ;;
c75848cd
DB
2522 tilegx|tile-gx)
2523 arch="tilegx"
2524 ;;
d33ed7b3 2525 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2526 arch="x86"
2527 ;;
2528esac
2529
851ffa80 2530is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2531enable $arch
e939cedd 2532
df5cdc24 2533# Add processor-specific flags
9ebd45c2 2534if enabled aarch64; then
33db40f8
MR
2535
2536 case $cpu in
2537 armv*)
2538 cpuflags="-march=$cpu"
2539 ;;
2540 *)
2541 cpuflags="-mcpu=$cpu"
2542 ;;
2543 esac
2544
2545elif enabled alpha; then
2546
2547 cpuflags="-mcpu=$cpu"
2548
2549elif enabled arm; then
2550
1234c66a
MR
2551 check_arm_arch() {
2552 check_cpp_condition stddef.h \
2553 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2554 $cpuflags
2555 }
2556
2557 probe_arm_arch() {
2558 if check_arm_arch 4; then echo armv4;
2559 elif check_arm_arch 4T; then echo armv4t;
2560 elif check_arm_arch 5; then echo armv5;
2561 elif check_arm_arch 5E; then echo armv5e;
2562 elif check_arm_arch 5T; then echo armv5t;
2563 elif check_arm_arch 5TE; then echo armv5te;
2564 elif check_arm_arch 5TEJ; then echo armv5te;
2565 elif check_arm_arch 6; then echo armv6;
2566 elif check_arm_arch 6J; then echo armv6j;
2567 elif check_arm_arch 6K; then echo armv6k;
2568 elif check_arm_arch 6Z; then echo armv6z;
2569 elif check_arm_arch 6ZK; then echo armv6zk;
2570 elif check_arm_arch 6T2; then echo armv6t2;
2571 elif check_arm_arch 7; then echo armv7;
2572 elif check_arm_arch 7A 7_A; then echo armv7-a;
2573 elif check_arm_arch 7R 7_R; then echo armv7-r;
2574 elif check_arm_arch 7M 7_M; then echo armv7-m;
2575 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2576 elif check_arm_arch 8A 8_A; then echo armv8-a;
2577 fi
2578 }
2579
2580 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2581
33db40f8
MR
2582 case $cpu in
2583 armv*)
2584 cpuflags="-march=$cpu"
2585 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2586 ;;
2587 *)
2588 cpuflags="-mcpu=$cpu"
2589 case $cpu in
2590 cortex-a*) subarch=armv7a ;;
2591 cortex-r*) subarch=armv7r ;;
2592 cortex-m*) enable thumb; subarch=armv7m ;;
2593 arm11*) subarch=armv6 ;;
2594 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2595 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2596 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2597 esac
2598 ;;
2599 esac
2600
f0fe245b
MR
2601 case "$subarch" in
2602 armv5t*) enable fast_clz ;;
2603 armv[6-8]*) enable fast_clz fast_unaligned ;;
2604 esac
2605
33db40f8
MR
2606elif enabled avr32; then
2607
2608 case $cpu in
2609 ap7[02]0[0-2])
2610 subarch="avr32_ap"
2611 cpuflags="-mpart=$cpu"
2612 ;;
2613 ap)
2614 subarch="avr32_ap"
2615 cpuflags="-march=$cpu"
2616 ;;
2617 uc3[ab]*)
2618 subarch="avr32_uc"
2619 cpuflags="-mcpu=$cpu"
2620 ;;
2621 uc)
2622 subarch="avr32_uc"
2623 cpuflags="-march=$cpu"
2624 ;;
2625 esac
2626
2627elif enabled bfin; then
2628
2629 cpuflags="-mcpu=$cpu"
2630
2631elif enabled mips; then
2632
2633 cpuflags="-march=$cpu"
2634
5d54c126 2635elif enabled ppc; then
343aef9b 2636
56348891
MR
2637 case $(tolower $cpu) in
2638 601|ppc601|powerpc601)
9dbd5c3d 2639 cpuflags="-mcpu=601"
64ad53ff 2640 disable altivec
9dbd5c3d 2641 ;;
56348891 2642 603*|ppc603*|powerpc603*)
9dbd5c3d 2643 cpuflags="-mcpu=603"
64ad53ff 2644 disable altivec
9dbd5c3d 2645 ;;
56348891 2646 604*|ppc604*|powerpc604*)
9dbd5c3d 2647 cpuflags="-mcpu=604"
64ad53ff 2648 disable altivec
9dbd5c3d 2649 ;;
56348891 2650 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2651 cpuflags="-mcpu=750"
64ad53ff 2652 disable altivec
9dbd5c3d 2653 ;;
56348891 2654 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2655 cpuflags="-mcpu=7450"
9dbd5c3d 2656 ;;
56348891 2657 74*|ppc74*|powerpc74*)
7f1fcaf0 2658 cpuflags="-mcpu=7400"
9dbd5c3d 2659 ;;
313f9fbf 2660 g5|970|ppc970|powerpc970)
7f1fcaf0 2661 cpuflags="-mcpu=970"
9dbd5c3d 2662 ;;
313f9fbf 2663 power[3-7]*)
7f1fcaf0 2664 cpuflags="-mcpu=$cpu"
313f9fbf 2665 ;;
56348891 2666 cell)
9dbd5c3d
MR
2667 cpuflags="-mcpu=cell"
2668 enable ldbrx
2669 ;;
4ab26cb4
DB
2670 e500mc)
2671 cpuflags="-mcpu=e500mc"
2672 disable altivec
2673 ;;
7b0b81a1
AL
2674 e500v2)
2675 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2676 disable altivec
2677 ;;
2678 e500)
2679 cpuflags="-mcpu=8540 -mhard-float"
2680 disable altivec
2681 ;;
9dbd5c3d 2682 esac
343aef9b 2683
33db40f8
MR
2684elif enabled sparc; then
2685
2686 case $cpu in
2687 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2688 cpuflags="-mcpu=$cpu"
2689 disable vis
2690 ;;
2691 ultrasparc*|niagara[234])
2692 cpuflags="-mcpu=$cpu"
2693 ;;
2694 esac
2695
343aef9b
MR
2696elif enabled x86; then
2697
9dbd5c3d
MR
2698 case $cpu in
2699 i[345]86|pentium)
2700 cpuflags="-march=$cpu"
2701 disable mmx
2702 ;;
2703 # targets that do NOT support conditional mov (cmov)
2704 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2705 cpuflags="-march=$cpu"
2706 disable cmov
2707 ;;
2708 # targets that do support conditional mov (cmov)
f2ce813e 2709 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2710 cpuflags="-march=$cpu"
2711 enable cmov
2712 enable fast_cmov
2713 ;;
2714 # targets that do support conditional mov but on which it's slow
2715 pentium4|pentium4m|prescott|nocona)
2716 cpuflags="-march=$cpu"
2717 enable cmov
2718 disable fast_cmov
2719 ;;
2720 esac
343aef9b 2721
343aef9b
MR
2722fi
2723
9ebd45c2
MR
2724if [ "$cpu" != generic ]; then
2725 add_cflags $cpuflags
2726 add_asflags $cpuflags
2727fi
df5cdc24 2728
993f2d0f
MR
2729# compiler sanity check
2730check_exec <<EOF
2731int main(void){ return 0; }
2732EOF
2733if test "$?" != 0; then
2734 echo "$cc is unable to create an executable file."
2735 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2736 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2737 echo "Only do this if you know what cross compiling means."
2738 fi
2739 die "C compiler test failed."
2740fi
2741
046f081b 2742add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2743check_cflags -std=c99
50a334e4 2744check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2745#include <stdlib.h>
2746EOF
50a334e4 2747check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2748#include <stdlib.h>
2749EOF
e9b9a2f8 2750
f0125de9 2751check_host_cflags -std=c99
0a6db2a2 2752check_host_cflags -Wall
f0125de9 2753
d4c99513
MR
2754check_64bit(){
2755 arch32=$1
2756 arch64=$2
2757 expr=$3
2758 check_code cc "" "int test[2*($expr) - 1]" &&
2759 subarch=$arch64 || subarch=$arch32
2760}
2761
b24dbcbd 2762case "$arch" in
4cd217c0 2763 alpha|ia64)
2acda282
MR
2764 spic=$shared
2765 ;;
2766 mips)
2767 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2768 spic=$shared
b24dbcbd 2769 ;;
a6e9d649
MR
2770 parisc)
2771 check_64bit parisc parisc64 'sizeof(void *) > 4'
2772 spic=$shared
2773 ;;
56203596
MR
2774 ppc)
2775 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2776 spic=$shared
56203596 2777 ;;
4cd217c0
MR
2778 sparc)
2779 check_64bit sparc sparc64 'sizeof(void *) > 4'
2780 spic=$shared
2781 ;;
e939cedd 2782 x86)
d4c99513 2783 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2784 if test "$subarch" = "x86_64"; then
e939cedd 2785 spic=$shared
de27f4d9 2786 fi
b24dbcbd 2787 ;;
b24dbcbd
RP
2788esac
2789
343aef9b 2790enable $subarch
8a3c8627 2791enabled spic && enable pic
b24dbcbd 2792
7483e694 2793# OS specific
4f854758 2794case $target_os in
a1629e28 2795 haiku)
63ae7e7c 2796 prefix_default="/boot/common"
108caaaa 2797 network_extralibs="-lnetwork"
f59c4bd6 2798 host_libs=
a1629e28 2799 ;;
7483e694 2800 sunos)
4d58e4cb 2801 AVSERVERLDFLAGS=""
9987769a 2802 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2803 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2804 network_extralibs="-lsocket -lnsl"
779222db 2805 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2806 # When using suncc to build, the Solaris linker will mark
2807 # an executable with each instruction set encountered by
2808 # the Solaris assembler. As our libraries contain their own
2809 # guards for processor-specific code, instead suppress
2810 # generation of the HWCAPS ELF section on Solaris x86 only.
2811 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2812 nm_default='nm -P -g'
7483e694
DB
2813 ;;
2814 netbsd)
a1e4b3f6 2815 disable symver
07a8eef6
MR
2816 oss_indev_extralibs="-lossaudio"
2817 oss_outdev_extralibs="-lossaudio"
7483e694 2818 ;;
d488c3bc 2819 openbsd|bitrig)
7c4a001a 2820 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2821 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2822 # however the generated executable will not do anything
2823 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2824 # Thus explicitly enable PIC here.
cd78208b 2825 enable pic
a1e4b3f6 2826 disable symver
7483e694 2827 SHFLAGS='-shared'
d5683aba
BS
2828 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2829 SLIB_INSTALL_LINKS=
07a8eef6
MR
2830 oss_indev_extralibs="-lossaudio"
2831 oss_outdev_extralibs="-lossaudio"
7483e694 2832 ;;
a1e4b3f6 2833 dragonfly)
a1e4b3f6
MR
2834 disable symver
2835 ;;
2836 freebsd)
7483e694
DB
2837 ;;
2838 bsd/os)
355d81df 2839 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2840 ;;
2841 darwin)
301ab19d 2842 gas="gas-preprocessor.pl $cc"
e08b8239 2843 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2844 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2845 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2846 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2847 SLIBSUF=".dylib"
2848 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2849 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2850 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2851 objformat="macho"
1b0f6fb8 2852 enabled x86_64 && objformat="macho64"
8dfa86f7 2853 enabled_any pic shared ||
2704bd1a 2854 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2855 ;;
2856 mingw32*)
9d3f4f50 2857 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2858 disable network
2859 else
2860 target_os=mingw32
2861 fi
dcc01c06 2862 LIBTARGET=i386
1fc9fb8a 2863 if enabled x86_64; then
417516f6 2864 LIBTARGET="i386:x86-64"
336cc1b0 2865 elif enabled arm; then
15c5156d 2866 LIBTARGET=arm-wince
dcc01c06 2867 fi
fbd971a4 2868 shlibdir_default="$bindir_default"
7483e694
DB
2869 SLIBPREF=""
2870 SLIBSUF=".dll"
7483e694
DB
2871 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2872 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2873 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2874 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2875 SLIB_INSTALL_LINKS=
2876 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2877 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2878 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2879 objformat="win32"
ec10a9ab 2880 dlltool="${cross_prefix}dlltool"
a3222470 2881 ranlib=:
bc574408 2882 enable dos_paths
5666a9f2 2883 add_cppflags -U__STRICT_ANSI__
7483e694 2884 ;;
53e8cd68 2885 win32|win64)
d66c52c2
MS
2886 if enabled shared; then
2887 # Link to the import library instead of the normal static library
2888 # for shared libs.
2889 LD_LIB='%.lib'
2890 # Cannot build shared and static libraries at the same time with
2891 # MSVC.
2892 disable static
2893 fi
2894 shlibdir_default="$bindir_default"
2895 SLIBPREF=""
2896 SLIBSUF=".dll"
2897 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2898 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2899 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2900 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2901 SLIB_INSTALL_LINKS=
2902 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2903 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2904 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2905 objformat="win32"
2906 ranlib=:
2907 enable dos_paths
2908 ;;
7483e694 2909 cygwin*)
4f854758 2910 target_os=cygwin
fbd971a4 2911 shlibdir_default="$bindir_default"
7483e694
DB
2912 SLIBPREF="cyg"
2913 SLIBSUF=".dll"
2914 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2915 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2916 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2917 SLIB_INSTALL_LINKS=
2918 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2919 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2920 objformat="win32"
bc574408 2921 enable dos_paths
7483e694 2922 ;;
4f365f37 2923 *-dos|freedos|opendos)
4f365f37 2924 network_extralibs="-lsocket"
ff1c015d 2925 objformat="coff"
bc574408 2926 enable dos_paths
a7a187a1 2927 add_cppflags -U__STRICT_ANSI__
4f365f37 2928 ;;
7483e694 2929 linux)
7483e694
DB
2930 enable dv1394
2931 ;;
2932 irix*)
4f854758 2933 target_os=irix
7483e694
DB
2934 ranlib="echo ignoring ranlib"
2935 ;;
d22e8442 2936 os/2*)
d22e8442 2937 ln_s="cp -f"
9297f1ed 2938 objformat="aout"
e14574eb 2939 add_cppflags -D_GNU_SOURCE
355d81df 2940 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2941 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2942 AVSERVERLDFLAGS=""
287d3b13 2943 LIBSUF="_s.a"
d22e8442
DY
2944 SLIBPREF=""
2945 SLIBSUF=".dll"
2946 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2947 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2948 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2949 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2950 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2951 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2952 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2953 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2954 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2955 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2956 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2957 enable dos_paths
d22e8442 2958 ;;
83993c1c 2959 gnu/kfreebsd)
3bd1eacd 2960 add_cppflags -D_BSD_SOURCE
83993c1c 2961 ;;
34e82167 2962 gnu)
34e82167 2963 ;;
d33ed7b3
MR
2964 qnx)
2965 add_cppflags -D_QNX_SOURCE
2966 network_extralibs="-lsocket"
2967 ;;
1c69c79f
MS
2968 symbian)
2969 SLIBSUF=".dll"
2970 enable dos_paths
e3bc07f4
MS
2971 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2972 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2973 add_ldflags -Wl,--target1-abs,--no-undefined \
2974 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2975 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2976 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2977 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2978 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2979 ;;
fdd66609
MR
2980 osf1)
2981 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
2982 AVSERVERLDFLAGS=
2983 ;;
741a8b72
MR
2984 minix)
2985 ;;
4ebc6a74
MR
2986 plan9)
2987 add_cppflags -D_C99_SNPRINTF_EXTENSION \
2988 -D_REENTRANT_SOURCE \
2989 -D_RESEARCH_SOURCE \
2990 -DFD_SETSIZE=96 \
2991 -DHAVE_SOCK_OPTS
2992 add_compat strtod.o strtod=avpriv_strtod
2993 network_extralibs='-lbsd'
2994 exeobjs=compat/plan9/main.o
2995 disable avserver
2996 ln_s='ln -s -f'
2997 cp_f='cp'
2998 ;;
614d8911
MR
2999 none)
3000 ;;
7483e694 3001 *)
4f924f9a 3002 die "Unknown OS '$target_os'."
7483e694
DB
3003 ;;
3004esac
3005
b797f3c4
MR
3006# determine libc flavour
3007
3008if check_cpp_condition features.h "defined __UCLIBC__"; then
3009 libc_type=uclibc
3bd1eacd 3010 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3011elif check_cpp_condition features.h "defined __GLIBC__"; then
3012 libc_type=glibc
3bd1eacd 3013 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3014elif check_header _mingw.h; then
3015 libc_type=mingw
3016 check_cpp_condition _mingw.h \
3017 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3018 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3019 die "ERROR: MinGW runtime version must be >= 3.15."
3020elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3021 libc_type=newlib
8f7b814f 3022 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3023elif check_func_headers stdlib.h _get_doserrno; then
3024 libc_type=msvcrt
84e65c76
MR
3025 add_compat strtod.o strtod=avpriv_strtod
3026 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3027 _snprintf=avpriv_snprintf \
3028 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3029elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3030 libc_type=klibc
3031fi
3032
3033test -n "$libc_type" && enable $libc_type
3034
5ab432fa
MR
3035# hacks for compiler/libc/os combinations
3036
3037if enabled_all tms470 glibc; then
b6f8d635 3038 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3039 add_cppflags -D__USER_LABEL_PREFIX__=
3040 add_cppflags -D__builtin_memset=memset
3041 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3042 add_cflags -pds=48 # incompatible redefinition of macro
3043fi
3044
457cc333
MR
3045if enabled_all ccc glibc; then
3046 add_ldflags -Wl,-z,now # calls to libots crash without this
3047fi
3048
6555acad
MR
3049esc(){
3050 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3051}
3052
3053echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3054
13cb2187
AS
3055check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3056
c9d19248 3057set_default $PATHS_LIST
2a8a860a 3058set_default nm
c9d19248 3059
320d060a 3060# we need to build at least one lib type
93b3c083 3061if ! enabled_any static shared; then
320d060a
DB
3062 cat <<EOF
3063At least one library type must be built.
3064Specify --enable-static to build the static libraries or --enable-shared to
3065build the shared libraries as well. To only build the shared libraries specify
3066--disable-static in addition to --enable-shared.
3067EOF
3068 exit 1;
3069fi
3070
2184c6f7 3071die_license_disabled() {
4c27207c 3072 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3073}
3074
e417d80d 3075die_license_disabled gpl libcdio
2184c6f7 3076die_license_disabled gpl libx264
de295976 3077die_license_disabled gpl libxavs
2184c6f7 3078die_license_disabled gpl libxvid
2184c6f7
DB
3079die_license_disabled gpl x11grab
3080
2f7ae63b 3081die_license_disabled nonfree libfaac
87246953 3082die_license_disabled nonfree libfdk_aac
a060866f 3083die_license_disabled nonfree openssl
b2e3c528 3084
0b175caa
DB
3085die_license_disabled version3 libopencore_amrnb
3086die_license_disabled version3 libopencore_amrwb
d89e738a 3087die_license_disabled version3 libvo_aacenc
f502ff3f 3088die_license_disabled version3 libvo_amrwbenc
0b175caa 3089
9cad0e4e 3090enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3091
40617a6d 3092disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3093
e276d9e8
MR
3094enable_pic() {
3095 enable pic
bce7b696
MR
3096 add_cppflags -DPIC
3097 add_cflags -fPIC
3098 add_asflags -fPIC
e276d9e8
MR
3099}
3100
3101enabled pic && enable_pic
bce7b696 3102
b4d96ba2
MR
3103check_cc <<EOF || die "Symbol mangling check failed."
3104int ff_extern;
3105EOF
2a8a860a 3106sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3107extern_prefix=${sym%%ff_extern*}
3108
afb5ed55 3109check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3110void foo(void) { __asm__ volatile ("" ::); }
3111EOF
61d251db 3112
df5e3978
MR
3113_restrict=
3114for restrict_keyword in restrict __restrict__ __restrict; do
3115 check_cc <<EOF && _restrict=$restrict_keyword && break
3116void foo(char * $restrict_keyword p);
3117EOF
3118done
3119
3120check_cc <<EOF && enable attribute_packed
3121struct { int x; } __attribute__((packed)) x;
3122EOF
3123
dffb41b9
MR
3124check_cc <<EOF && enable attribute_may_alias
3125union { int x; } __attribute__((may_alias)) x;
3126EOF
3127
df5e3978
MR
3128check_cc <<EOF || die "endian test failed"
3129unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3130EOF
48fc536a 3131od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3132
e939cedd
MR
3133if enabled alpha; then
3134
3135 check_cflags -mieee
3136
3137elif enabled arm; then
e45391bb 3138
66371c28 3139 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3140 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3141 nogas=die
50fa82e6 3142
44caaa56
MR
3143 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3144 enable vfp_args
3145 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3146 case "${cross_prefix:-$cc}" in
3147 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3148 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3149__asm__ (".eabi_attribute 28, 1");
3150int main(void) { return 0; }
3151EOF
44caaa56
MR
3152 esac
3153 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3154 fi
fa0912fe 3155
7f2b3dca
MR
3156 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3157 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3158 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3159 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3160 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3161 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3162
b57c1da8
MR
3163 [ $target_os = linux ] ||
3164 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3165 $ARCH_EXT_LIST_ARM
e45391bb 3166
575db883
DB
3167 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3168 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3169
e276d9e8
MR
3170 enabled_all armv6t2 shared !pic && enable_pic
3171
fa0912fe 3172elif enabled mips; then
e45391bb 3173
575db883 3174 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3175
5af530f5
MR
3176elif enabled parisc; then
3177
3178 if enabled gcc; then
3179 case $($cc -dumpversion) in
3180 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3181 esac
3182 fi
3183
fa0912fe 3184elif enabled ppc; then
e45391bb 3185
e6a0c354
MR
3186 enable local_aligned_8 local_aligned_16
3187
575db883
DB
3188 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3189 check_inline_asm ibm_asm '"add 0, 0, 0"'
3190 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3191 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3192
3193 # AltiVec flags: The FSF version of GCC differs from the Apple version
3194 if enabled altivec; then
301ab19d 3195 nogas=warn
fa0912fe
MR
3196 check_cflags -maltivec -mabi=altivec &&
3197 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3198 check_cflags -faltivec
3199
3200 # check if our compiler supports Motorola AltiVec C API
3201 check_cc <<EOF || disable altivec
3202$inc_altivec_h
3203int main(void) {
20bcce50
MR
3204 vector signed int v1 = (vector signed int) { 0 };
3205 vector signed int v2 = (vector signed int) { 1 };
3206 v1 = vec_add(v1, v2);
fa0912fe
MR
3207 return 0;
3208}
3209EOF
3210
20bcce50 3211 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3212 fi
e45391bb 3213
fa0912fe 3214elif enabled sparc; then
e45391bb 3215
6aa93689 3216 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3217
fa0912fe 3218elif enabled x86; then
e45391bb 3219
8e85ba8d
DB
3220 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3221
f80ddd5b
RB
3222 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3223
e6a0c354
MR
3224 enable local_aligned_8 local_aligned_16
3225
44965991
PI
3226 # check whether EBP is available on x86
3227 # As 'i' is stored on the stack, this program will crash
3228 # if the base pointer is used to access it because the
3229 # base pointer is cleared in the inline assembly code.
7dfef245 3230 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3231volatile int i=0;
3232__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3233return i;
44965991
PI
3234EOF
3235
f494213c 3236 # check whether EBX is available on x86
575db883
DB
3237 check_inline_asm ebx_available '""::"b"(0)' &&
3238 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3239
6f74fb03 3240 # check whether xmm clobbers are supported
575db883 3241 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3242
239fdf1b 3243 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3244 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3245 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3246
9cca1e40 3247 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3248 if check_cmd $yasmexe --version; then
3249 enabled x86_64 && yasm_extra="-m amd64"
3250 yasm_debug="-g dwarf2"
3251 elif check_cmd nasm -v; then
3252 yasmexe=nasm
3253 yasm_debug="-g -F dwarf"
3254 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3255 fi
3256
3257 YASMFLAGS="-f $objformat $yasm_extra"
3258 enabled pic && append YASMFLAGS "-DPIC"
3259 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3260 case "$objformat" in
3261 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3262 esac
3263
b8e8a07c 3264 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3265 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3266 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3267 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3268 fi
e45391bb 3269
669b5583
MR
3270 case "$cpu" in
3271 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3272 disable fast_clz
3273 ;;
3274 esac
3275
44965991
PI
3276fi
3277
301ab19d
MR
3278if enabled asm; then
3279 as=${gas:=$as}
7fd90119 3280 check_as <<EOF && enable gnu_as || \
301ab19d 3281 $nogas "GNU assembler not found, install gas-preprocessor"
7fd90119
MR
3282.macro m n
3283\n: .int 0
3284.endm
3285m x
3286EOF
301ab19d
MR
3287fi
3288
4a7e068b
MR
3289check_ldflags -Wl,--as-needed
3290
a98bb16d
RP
3291if check_func dlopen; then
3292 ldl=
3293elif check_func dlopen -ldl; then
3294 ldl=-ldl
8bf5d58f
MN
3295fi
3296
998c1ee1 3297if ! disabled network; then
54fe299b
DV
3298 check_type "sys/types.h sys/socket.h" socklen_t
3299 check_type netdb.h "struct addrinfo"
75d339e0
MS
3300 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3301 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3302 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3303 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3304 check_type poll.h "struct pollfd"
54fe299b
DV
3305 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3306 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3307 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3308 check_func getaddrinfo $network_extralibs
c3e73100 3309 check_func getservbyport $network_extralibs
54fe299b
DV
3310 # Prefer arpa/inet.h over winsock2
3311 if check_header arpa/inet.h ; then
3312 check_func closesocket
3313 elif check_header winsock2.h ; then
47876d66
DB
3314 check_func_headers winsock2.h closesocket -lws2 &&
3315 network_extralibs="-lws2" ||
3316 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3317 network_extralibs="-lws2_32"; }
f06dee77 3318 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3319 check_type ws2tcpip.h socklen_t
3320 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3321 check_type ws2tcpip.h "struct group_source_req"
3322 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3323 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3324 check_type winsock2.h "struct pollfd"
54fe299b
DV
3325 check_type ws2tcpip.h "struct sockaddr_in6"
3326 check_type ws2tcpip.h "struct sockaddr_storage"
3327 check_struct winsock2.h "struct sockaddr" sa_len