mpegvideo: initialize videodsp with correct pixel depth
[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.
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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
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
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:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$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
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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
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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
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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]
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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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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
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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
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306 log END $1
307}
308
2ba042a7 309echolog(){
c8e9f801 310 log "$@"
57bd82d4 311 echo "$@"
2ba042a7
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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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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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334Include the log file "$logfile" produced by configure as this will help
335solving the problem.
2ba042a7
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336EOF
337 fi
57bd82d4
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338 exit 1
339}
340
6c6007d6 341# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 342toupper(){
6c6007d6 343 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
344}
345
4a5444db 346tolower(){
6c6007d6 347 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
348}
349
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350c_escape(){
351 echo "$*" | sed 's/["\\]/\\\0/g'
352}
353
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354sh_quote(){
355 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 356 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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357 echo "$v"
358}
359
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360cleanws(){
361 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
362}
363
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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
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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
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400set_weak(){
401 value=$1
402 shift
403 for var; do
404 eval : \${$var:=$value}
405 done
406}
407
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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
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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
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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
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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
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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
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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
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510enabled_any(){
511 for opt; do
512 enabled $opt && return 0
513 done
514}
515
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DB
516disabled_any(){
517 for opt; do
518 disabled $opt && return 0
519 done
f7b230a7 520 return 1
85bca2c5
DB
521}
522
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523set_default(){
524 for opt; do
88268e94 525 eval : \${$opt:=\$${opt}_default}
c9d19248
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526 done
527}
528
4a0d6686
AJ
529is_in(){
530 value=$1
531 shift
532 for var in $*; do
533 [ $var = $value ] && return 0
534 done
535 return 1
536}
537
d4f8cecc 538do_check_deps(){
30fd06be 539 for cfg; do
3250003c 540 cfg="${cfg#!}"
799c9e9b
MR
541 enabled ${cfg}_checking && die "Circular dependency for $cfg."
542 disabled ${cfg}_checking && continue
543 enable ${cfg}_checking
d4f8cecc 544 append allopts $cfg
799c9e9b 545
30fd06be
MR
546 eval dep_all="\$${cfg}_deps"
547 eval dep_any="\$${cfg}_deps_any"
7ef3425f 548 eval dep_sel="\$${cfg}_select"
c510c7b5 549 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
550 eval dep_ifa="\$${cfg}_if"
551 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 552
3d7453e0 553 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 554 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 555 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 556
3d7453e0
MR
557 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
558 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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559 enabled_all $dep_all || disable $cfg
560 enabled_any $dep_any || disable $cfg
7ef3425f 561 disabled_any $dep_sel && disable $cfg
799c9e9b 562
4ec45764 563 if enabled $cfg; then
f9d328da 564 enable_deep $dep_sel
c510c7b5 565 enable_deep_weak $dep_sgs
4ec45764
RP
566 fi
567
799c9e9b 568 disable ${cfg}_checking
30fd06be
MR
569 done
570}
571
d4f8cecc
MR
572check_deps(){
573 unset allopts
574
575 do_check_deps "$@"
576
577 for cfg in $allopts; do
578 enabled $cfg || continue
579 eval dep_extralibs="\$${cfg}_extralibs"
580 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
581 done
582}
583
44161118
MR
584print_config(){
585 pfx=$1
72cfcf41
MR
586 files=$2
587 shift 2
f454e879
MR
588 map 'eval echo "$v \${$v:-no}"' "$@" |
589 awk "BEGIN { split(\"$files\", files) }
590 {
591 c = \"$pfx\" toupper(\$1);
592 v = \$2;
593 sub(/yes/, 1, v);
594 sub(/no/, 0, v);
595 for (f in files) {
596 file = files[f];
597 if (file ~ /\\.h\$/) {
598 printf(\"#define %s %d\\n\", c, v) >>file;
599 } else if (file ~ /\\.asm\$/) {
600 printf(\"%%define %s %d\\n\", c, v) >>file;
601 } else if (file ~ /\\.mak\$/) {
d16c4aeb 602 n = -v ? \"\" : \"!\";
f454e879
MR
603 printf(\"%s%s=yes\\n\", n, c) >>file;
604 }
605 }
606 }"
57bd82d4
MR
607}
608
31c0121d 609print_enabled(){
31c0121d
MR
610 suf=$1
611 shift
612 for v; do
9eda2a85 613 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
614 done
615}
616
57bd82d4
MR
617append(){
618 var=$1
619 shift
57bd82d4
MR
620 eval "$var=\"\$$var $*\""
621}
622
60361817
MR
623prepend(){
624 var=$1
625 shift
626 eval "$var=\"$* \$$var\""
627}
628
50a334e4 629add_cppflags(){
cd52ec95 630 append CPPFLAGS "$@"
50a334e4
MR
631}
632
57bd82d4 633add_cflags(){
01d31e16 634 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
635}
636
2f2e6c7c 637add_asflags(){
01d31e16 638 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
639}
640
57bd82d4 641add_ldflags(){
64933b6c 642 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
643}
644
645add_extralibs(){
64933b6c 646 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
647}
648
6c3fa06a
MR
649add_host_cflags(){
650 append host_cflags $($host_cflags_filter "$@")
651}
652
653add_host_ldflags(){
654 append host_ldflags $($host_ldflags_filter "$@")
655}
656
84e65c76
MR
657add_compat(){
658 append compat_objs $1
659 shift
660 map 'add_cppflags -D$v' "$@"
661}
662
b0cfb663 663check_cmd(){
b3cb5d51 664 log "$@"
2270b4b2 665 "$@" >> $logfile 2>&1
b0cfb663
MR
666}
667
b2704a65
MR
668cc_o(){
669 eval printf '%s\\n' $CC_O
670}
671
18031c49
MR
672cc_e(){
673 eval printf '%s\\n' $CC_E
674}
675
dcd479c0 676check_cc(){
57bd82d4 677 log check_cc "$@"
2270b4b2 678 cat > $TMPC
720c69da 679 log_file $TMPC
23565c26 680 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
681}
682
683check_cpp(){
684 log check_cpp "$@"
2270b4b2 685 cat > $TMPC
720c69da 686 log_file $TMPC
18031c49 687 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
688}
689
df0d6341
MR
690as_o(){
691 eval printf '%s\\n' $AS_O
692}
693
f65883c8
MR
694check_as(){
695 log check_as "$@"
7fd90119
MR
696 cat > $TMPS
697 log_file $TMPS
698 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
699}
700
575db883
DB
701check_inline_asm(){
702 log check_inline_asm "$@"
940f335a 703 name="$1"
3784e82e 704 code="$2"
940f335a 705 shift 2
49214f61 706 disable $name
7fd90119 707 check_cc "$@" <<EOF && enable $name
3784e82e 708void foo(void){ __asm__ volatile($code); }
940f335a
MR
709EOF
710}
711
c6ebc9fa
MR
712check_insn(){
713 log check_insn "$@"
714 check_inline_asm ${1}_inline "\"$2\""
715 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
716}
717
304d586d
LM
718check_yasm(){
719 log check_yasm "$@"
720 echo "$1" > $TMPS
721 log_file $TMPS
722 shift 1
723 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
724}
725
29b64b68
MR
726ld_o(){
727 eval printf '%s\\n' $LD_O
728}
729
dcd479c0 730check_ld(){
57bd82d4 731 log check_ld "$@"
66a1ccd7
MR
732 flags=$(filter_out '-l*' "$@")
733 libs=$(filter '-l*' "$@")
01d31e16 734 check_cc $($cflags_filter $flags) || return
64933b6c
MR
735 flags=$($ldflags_filter $flags)
736 libs=$($ldflags_filter $libs)
29b64b68 737 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
738}
739
5adc829e
MR
740check_code(){
741 log check_code "$@"
742 check=$1
743 headers=$2
744 code=$3
745 shift 3
746 {
747 for hdr in $headers; do
748 echo "#include <$hdr>"
749 done
750 echo "int main(void) { $code; return 0; }"
751 } | check_$check "$@"
752}
753
50a334e4
MR
754check_cppflags(){
755 log check_cppflags "$@"
caf458dd 756 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
757int x;
758EOF
759}
760
dcd479c0 761check_cflags(){
57bd82d4 762 log check_cflags "$@"
01d31e16 763 set -- $($cflags_filter "$@")
caf458dd 764 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
765int x;
766EOF
767}
768
2ed46eea
MR
769test_ldflags(){
770 log test_ldflags "$@"
771 check_ld "$@" <<EOF
c23a0ac8 772int main(void){ return 0; }
dcd479c0
MR
773EOF
774}
775
2ed46eea
MR
776check_ldflags(){
777 log check_ldflags "$@"
778 test_ldflags "$@" && add_ldflags "$@"
779}
780
dcd479c0 781check_header(){
57bd82d4 782 log check_header "$@"
dcd479c0
MR
783 header=$1
784 shift
b77df637
MR
785 disable_safe $header
786 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
787#include <$header>
788int x;
789EOF
790}
791
792check_func(){
57bd82d4 793 log check_func "$@"
dcd479c0
MR
794 func=$1
795 shift
d8bc5f06
MR
796 disable $func
797 check_ld "$@" <<EOF && enable $func
dcd479c0 798extern int $func();
c23a0ac8 799int main(void){ $func(); }
dcd479c0
MR
800EOF
801}
802
645d2652 803check_mathfunc(){
6b73c0ae 804 log check_mathfunc "$@"
645d2652 805 func=$1
1aa07aa2
MR
806 narg=$2
807 shift 2
808 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
809 disable $func
810 check_ld "$@" <<EOF && enable $func
811#include <math.h>
1aa07aa2 812float foo(float f, float g) { return $func($args); }
33bd38db 813int main(void){ return 0; }
645d2652
MR
814EOF
815}
816
2446d3d6
DB
817check_func_headers(){
818 log check_func_headers "$@"
f8d7b072 819 headers=$1
edaf1ae2 820 funcs=$2
f8d7b072 821 shift 2
edaf1ae2
MR
822 {
823 for hdr in $headers; do
824 echo "#include <$hdr>"
825 done
826 for func in $funcs; do
827 echo "long check_$func(void) { return (long) $func; }"
828 done
829 echo "int main(void) { return 0; }"
830 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
831}
832
a5344cf7
SS
833check_cpp_condition(){
834 log check_cpp_condition "$@"
835 header=$1
836 condition=$2
f855b7b9 837 shift 2
cd52ec95 838 check_cpp "$@" <<EOF
a5344cf7
SS
839#include <$header>
840#if !($condition)
841#error "unsatisfied condition: $condition"
842#endif
843EOF
844}
845
57bd82d4
MR
846check_lib(){
847 log check_lib "$@"
848 header="$1"
849 func="$2"
850 shift 2
84400e9d 851 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
852}
853
f8d7b072
MR
854check_lib2(){
855 log check_lib2 "$@"
856 headers="$1"
edaf1ae2 857 funcs="$2"
f8d7b072 858 shift 2
edaf1ae2 859 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
860}
861
3f8040db
MR
862check_pkg_config(){
863 log check_pkg_config "$@"
864 pkg="$1"
865 headers="$2"
866 funcs="$3"
867 shift 3
868 $pkg_config --exists $pkg || return
869 pkg_cflags=$($pkg_config --cflags $pkg)
870 pkg_libs=$($pkg_config --libs $pkg)
871 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
872 set_safe ${pkg}_cflags $pkg_cflags &&
873 set_safe ${pkg}_libs $pkg_libs
874}
875
dcd479c0 876check_exec(){
2270b4b2 877 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
878}
879
7dfef245 880check_exec_crash(){
5e622c40 881 code=$(cat)
7dfef245
MR
882
883 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
884 # are safe but may not be available everywhere. Thus we use
885 # raise(SIGTERM) instead. The check is run in a subshell so we
886 # can redirect the "Terminated" message from the shell. SIGBUS
887 # is not defined by standard C so it is used conditionally.
888
2270b4b2 889 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
890#include <signal.h>
891static void sighandler(int sig){
892 raise(SIGTERM);
893}
692dd8ed
MR
894int foo(void){
895 $code
896}
e5af4a11 897int main(void){
7dfef245
MR
898 signal(SIGILL, sighandler);
899 signal(SIGFPE, sighandler);
900 signal(SIGSEGV, sighandler);
901#ifdef SIGBUS
902 signal(SIGBUS, sighandler);
903#endif
692dd8ed 904 foo();
7dfef245
MR
905}
906EOF
907}
908
72be9e73
DY
909check_type(){
910 log check_type "$@"
911 headers=$1
912 type=$2
913 shift 2
ae550ce9 914 disable_safe "$type"
5adc829e 915 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
916}
917
14d36751
MR
918check_struct(){
919 log check_type "$@"
920 headers=$1
921 struct=$2
922 member=$3
923 shift 3
924 disable_safe "${struct}_${member}"
5adc829e
MR
925 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
926 enable_safe "${struct}_${member}"
14d36751
MR
927}
928
57bd82d4
MR
929require(){
930 name="$1"
931 header="$2"
932 func="$3"
933 shift 3
934 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
935}
936
f8d7b072
MR
937require2(){
938 name="$1"
939 headers="$2"
940 func="$3"
941 shift 3
942 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
943}
944
3f8040db
MR
945require_pkg_config(){
946 pkg="$1"
947 check_pkg_config "$@" || die "ERROR: $pkg not found"
948 add_cflags $(get_safe ${pkg}_cflags)
949 add_extralibs $(get_safe ${pkg}_libs)
950}
951
ae43c4c0
MR
952hostcc_o(){
953 eval printf '%s\\n' $HOSTCC_O
954}
955
f0125de9
MR
956check_host_cc(){
957 log check_host_cc "$@"
958 cat > $TMPC
959 log_file $TMPC
ae43c4c0 960 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
961}
962
963check_host_cflags(){
964 log check_host_cflags "$@"
6c3fa06a 965 set -- $($host_cflags_filter "$@")
f0125de9
MR
966 check_host_cc "$@" <<EOF && append host_cflags "$@"
967int x;
968EOF
969}
970
c505dd31
MR
971apply(){
972 file=$1
973 shift
974 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
975}
976
c34681df 977cp_if_changed(){
5e27ec28
MR
978 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
979 mkdir -p "$(dirname $2)"
4ebc6a74 980 $cp_f "$1" "$2"
c34681df
MR
981}
982
dcd61286
DB
983# CONFIG_LIST contains configurable options, while HAVE_LIST is for
984# system-dependent things.
985
4a0d6686
AJ
986COMPONENT_LIST="
987 bsfs
988 decoders
989 demuxers
990 encoders
3cde40aa 991 filters
5666fd73 992 hwaccels
c552605c 993 indevs
4a0d6686 994 muxers
c552605c 995 outdevs
4a0d6686
AJ
996 parsers
997 protocols
998"
999
d89f2fa9
DB
1000LIBRARY_LIST="
1001 avcodec
1002 avdevice
1003 avfilter
1004 avformat
1005 avresample
1006 avutil
1007 swscale
1008"
1009
055c61b8
DB
1010PROGRAM_LIST="
1011 avconv
1012 avplay
1013 avprobe
1014 avserver
055c61b8
DB
1015"
1016
4a0d6686
AJ
1017CONFIG_LIST="
1018 $COMPONENT_LIST
d89f2fa9 1019 $LIBRARY_LIST
055c61b8 1020 $PROGRAM_LIST
c88f5d72 1021 avisynth
f402916e 1022 bzlib
7f3f5f46 1023 dct
c73f65d9 1024 doc
05aec7bb 1025 dwt
92c6a099 1026 dxva2
1848f7d9 1027 fft
47941088 1028 frei0r
bc8c1395 1029 gnutls
c88f5d72 1030 gpl
d8d0d0b2 1031 gray
3abe5fbd 1032 hardcoded_tables
e417d80d 1033 libcdio
f7b8bffe 1034 libdc1394
2eed5a46 1035 libfaac
37eeb5e2 1036 libfdk_aac
a5b64584 1037 libfreetype
c88f5d72 1038 libgsm
3641b048 1039 libilbc
6ebe07fb 1040 libmp3lame
0b175caa
DB
1041 libopencore_amrnb
1042 libopencore_amrwb
6ebf0bfc 1043 libopencv
9a77d59a 1044 libopenjpeg
44617d6e 1045 libopus
0de9c41f 1046 libpulse
0f943ce6 1047 librtmp
f7cd9eed 1048 libschroedinger
ae14f311 1049 libspeex
150d2772 1050 libtheora
d89e738a 1051 libvo_aacenc
f502ff3f 1052 libvo_amrwbenc
c88f5d72 1053 libvorbis
8299a7f8 1054 libvpx
1cc60c47 1055 libx264
de295976 1056 libxavs
1cc60c47 1057 libxvid
b781cc12 1058 lsp
2a91ada8 1059 lzo
47a158cb 1060 mdct
c88f5d72 1061 memalign_hack
c88f5d72 1062 network
3fe142e2 1063 nonfree
a060866f 1064 openssl
8a3c8627 1065 pic
68602540 1066 rdft
e90f5b5a 1067 runtime_cpudetect
8cfbbd92 1068 safe_bitstream_reader
2e35e684 1069 shared
bd2216e4 1070 small
6b35d421 1071 sram
2e35e684 1072 static
a9ddb5b1 1073 swscale_alpha
8986fddc 1074 thumb
17492d5e 1075 vaapi
ac3dbb4d 1076 vda
17492d5e 1077 vdpau
9cad0e4e 1078 version3
7e4d9d5d 1079 xmm_clobber_test
56a059ac 1080 x11grab
c88f5d72 1081 zlib
4a0d6686 1082"
c88f5d72 1083
8eee7025 1084THREADS_LIST='
8eee7025
DB
1085 pthreads
1086 w32threads
1087'
1088
3f5b56e5 1089ARCH_LIST='
5873b623 1090 aarch64
3f5b56e5 1091 alpha
a2fc0f6a 1092 arm
fdcd782d
MR
1093 avr32
1094 avr32_ap
1095 avr32_uc
3f5b56e5
MR
1096 bfin
1097 ia64
1098 m68k
1099 mips
bae3abb0 1100 mips64
3f5b56e5 1101 parisc
79cb09b2 1102 ppc
34d11b87 1103 ppc64
3f5b56e5
MR
1104 s390
1105 sh4
1106 sparc
1107 sparc64
c75848cd
DB
1108 tilegx
1109 tilepro
0844bae1 1110 tomi
3f5b56e5
MR
1111 x86
1112 x86_32
1113 x86_64
1114'
1115
81dfa21e
MR
1116ARCH_EXT_LIST_ARM='
1117 armv5te
1118 armv6
1119 armv6t2
81dfa21e 1120 neon
b3267559 1121 vfp
81dfa21e
MR
1122 vfpv3
1123'
1124
50cd43f2 1125ARCH_EXT_LIST_X86='
3bf96eec 1126 amd3dnow
a1ef9f08 1127 amd3dnowext
50cd43f2
DB
1128 avx
1129 fma4
1130 mmx
1131 mmxext
1132 sse
1133 sse2
1134 sse3
1135 sse4
1136 sse42
1137 ssse3
1138'
1139
1140ARCH_EXT_LIST="
81dfa21e 1141 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1142 $ARCH_EXT_LIST_X86
1143 altivec
799fde37 1144 ppc4xx
bd9d34a0 1145 vis
50cd43f2 1146"
3f5b56e5 1147
fd712a55
DB
1148HAVE_LIST_CMDLINE='
1149 inline_asm
1150 symver
1151 yasm
1152'
1153
a3e02a8c
MR
1154HAVE_LIST_PUB='
1155 bigendian
d268eee9 1156 fast_unaligned
a3e02a8c
MR
1157'
1158
79042ab3 1159MATH_FUNCS="
fab0a8b2
MR
1160 atanf
1161 atan2f
79042ab3 1162 cbrtf
fab0a8b2 1163 cosf
79042ab3
DB
1164 exp2
1165 exp2f
fab0a8b2 1166 expf
79042ab3
DB
1167 isinf
1168 isnan
fab0a8b2 1169 ldexpf
79042ab3
DB
1170 llrint
1171 llrintf
1172 log2
1173 log2f
fab0a8b2 1174 log10f
79042ab3
DB
1175 lrint
1176 lrintf
fab0a8b2 1177 powf
79042ab3
DB
1178 rint
1179 round
1180 roundf
fab0a8b2 1181 sinf
79042ab3
DB
1182 trunc
1183 truncf
1184"
1185
3f5b56e5
MR
1186HAVE_LIST="
1187 $ARCH_EXT_LIST
43b73d59
DB
1188 $(add_suffix _external $ARCH_EXT_LIST)
1189 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1190 $HAVE_LIST_CMDLINE
a3e02a8c 1191 $HAVE_LIST_PUB
3f5b56e5 1192 $THREADS_LIST
79042ab3 1193 $MATH_FUNCS
be1a839c 1194 aligned_malloc
59782b82 1195 aligned_stack
35fd8122 1196 alsa_asoundlib_h
3f5b56e5 1197 altivec_h
c9fdab0d 1198 arpa_inet_h
ec9d2c15 1199 asm_mod_q
6308729e 1200 asm_mod_y
dffb41b9 1201 attribute_may_alias
e7ea5e3d 1202 attribute_packed
ecf97f22 1203 closesocket
1ac9331a 1204 cmov
15caccb9 1205 CommandLineToArgvW
180d43bc 1206 cpunop
1093383d 1207 CryptGenRandom
c88f5d72 1208 dcbzl
f8aa696f
DB
1209 dev_bktr_ioctl_bt848_h
1210 dev_bktr_ioctl_meteor_h
1211 dev_ic_bt8xx_h
f8aa696f 1212 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1213 dev_video_meteor_ioctl_meteor_h
ca6b544a 1214 direct_h
18b67ae5 1215 dlfcn_h
c88f5d72 1216 dlopen
bc574408 1217 dos_paths
fa845061 1218 dxva_h
245626d0
DB
1219 ebp_available
1220 ebx_available
c2a29455 1221 fast_64bit
669b5583 1222 fast_clz
7073e9fc 1223 fast_cmov
534a2231 1224 fcntl
9d99cc5a 1225 fork
84882df6 1226 getaddrinfo
da9e86f8 1227 gethrtime
667fb97a 1228 getopt
02e8f427 1229 GetProcessAffinityMask
fc5607f8 1230 GetProcessMemoryInfo
4e68cb8a 1231 GetProcessTimes
61183b5a 1232 GetSystemTimeAsFileTime
66be5b45 1233 getrusage
c3e73100 1234 getservbyport
61183b5a 1235 gettimeofday
a49d3025 1236 gnu_as
2f0c136e 1237 ibm_asm
2e1913b1 1238 inet_aton
3b1ab197 1239 io_h
abfc8d05 1240 isatty
8772997d 1241 jack_port_get_latency_range
9f5ff83f 1242 ldbrx
0b4a1821
AS
1243 libdc1394_1
1244 libdc1394_2
d96cd429
MR
1245 local_aligned_16
1246 local_aligned_8
a5b64584 1247 localtime_r
85dd97ad 1248 loongson
f8aa696f
DB
1249 machine_ioctl_bt848_h
1250 machine_ioctl_meteor_h
c88f5d72 1251 malloc_h
73f6d31e 1252 MapViewOfFile
c88f5d72 1253 memalign
6ffa87d3 1254 mkstemp
f80ddd5b 1255 mm_empty
0328b9ea 1256 mmap
e98b02de 1257 mprotect
4fa661a8 1258 msvcrt
d3d3a32c 1259 nanosleep
3e0b1c9a 1260 poll_h
1f91cdce 1261 posix_memalign
07b28702 1262 rdtsc
ea4d5f48 1263 sched_getaffinity
c88f5d72
MR
1264 sdl
1265 sdl_video_size
7e6a11bc 1266 SetConsoleTextAttribute
b507ebd1 1267 setmode
3e0b1c9a 1268 setrlimit
d3d3a32c 1269 Sleep
15d59d2c 1270 sndio_h
72be9e73 1271 socklen_t
deb29777 1272 soundcard_h
87958234 1273 strerror_r
6379900c 1274 strptime
47941088 1275 strtok_r
c0018613 1276 struct_addrinfo
75d339e0
MS
1277 struct_group_source_req
1278 struct_ip_mreq_source
b4d68544 1279 struct_ipv6_mreq
cdee08e3 1280 struct_pollfd
3e0b1c9a 1281 struct_rusage_ru_maxrss
b4d68544 1282 struct_sockaddr_in6
3b2372bf 1283 struct_sockaddr_sa_len
33a4dbdd 1284 struct_sockaddr_storage
a6a4793d 1285 struct_v4l2_frmivalenum_discrete
b462d132 1286 symver_asm_label
3e0b1c9a 1287 symver_gnu_asm
bcc73960 1288 sysconf
b9e22269 1289 sysctl
b58412f1 1290 sys_mman_h
06bb5905 1291 sys_param_h
b091aa44 1292 sys_resource_h
81644c2e 1293 sys_select_h
deb29777 1294 sys_soundcard_h
e64bceea 1295 sys_time_h
1b6e8b73 1296 sys_videoio_h
b265431e 1297 threads
542920b7 1298 unistd_h
d3d3a32c 1299 usleep
ce742de2 1300 vfp_args
7c5bfe7a 1301 VirtualAlloc
d3d3a32c 1302 windows_h
6ff3f3e7 1303 winsock2_h
cc078b5d 1304 xform_asm
6f74fb03 1305 xmm_clobbers
0cb78cef 1306"
44161118 1307
511cf612 1308# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1309CONFIG_EXTRA="
87849592 1310 aandcttables
bfe9f48a 1311 ac3dsp
c292f6a2 1312 error_resilience
bfe9f48a 1313 gcrypt
478fd534 1314 golomb
9cad0e4e 1315 gplv3
478fd534
DB
1316 h264chroma
1317 h264dsp
1318 h264pred
915a2a0a 1319 h264qpel
478fd534 1320 huffman
9cad0e4e 1321 lgplv3
478fd534 1322 lpc
1e164c0b 1323 mpegaudio
bfe9f48a 1324 mpegaudiodsp
18bbca1f 1325 mpegvideo
ad08dfd5 1326 mpegvideoenc
bfe9f48a 1327 nettle
f704a079 1328 rangecoder
bfe9f48a
DB
1329 rtpdec
1330 sinewin
8c53d39e 1331 videodsp
ab9f9876 1332 vp3dsp
b6bb00b0
MR
1333"
1334
520cc7f1 1335CMDLINE_SELECT="
3f5b56e5 1336 $ARCH_EXT_LIST
520cc7f1 1337 $CONFIG_LIST
fd712a55 1338 $HAVE_LIST_CMDLINE
8eee7025 1339 $THREADS_LIST
c8a4ae00 1340 asm
db6107b6 1341 cross_compile
520cc7f1
MR
1342 debug
1343 extra_warnings
8c6afa4d 1344 logging
65d12900 1345 lto
d2bbb2f7 1346 optimizations
520cc7f1 1347"
426be5dc
DB
1348
1349PATHS_LIST='
d156bede 1350 bindir
14a8acf1 1351 datadir
26759c44
MR
1352 incdir
1353 libdir
26759c44
MR
1354 mandir
1355 prefix
1356 shlibdir
426be5dc
DB
1357'
1358
1359CMDLINE_SET="
1360 $PATHS_LIST
121d78d0 1361 ar
426be5dc 1362 arch
313c46a6 1363 as
426be5dc
DB
1364 build_suffix
1365 cc
1366 cpu
1367 cross_prefix
50567afa 1368 dep_cc
ac63af34 1369 extra_version
9da6609f
MR
1370 host_cc
1371 host_cflags
095792f2 1372 host_ld
9da6609f
MR
1373 host_ldflags
1374 host_libs
82bb3329 1375 host_os
684b28e0 1376 ld
426be5dc 1377 logfile
4ae40685 1378 malloc_prefix
89641463 1379 nm
9cd7b854 1380 optflags
3f8040db 1381 pkg_config
154caa67 1382 random_seed
2fad0977 1383 samples
c5200f17
MR
1384 sysinclude
1385 sysroot
a7ada2ba 1386 target_exec
26759c44 1387 target_os
a7ada2ba 1388 target_path
aeeb782c 1389 toolchain
426be5dc 1390"
520cc7f1 1391
89f2932b
MR
1392CMDLINE_APPEND="
1393 extra_cflags
1394"
1395
912f3148
DB
1396# code dependency declarations
1397
9eeed841 1398# architecture extensions
808fa33c 1399
a2fc0f6a
MR
1400armv5te_deps="arm"
1401armv6_deps="arm"
ab5cb084 1402armv6t2_deps="arm"
808fa33c 1403neon_deps="arm"
b3267559
MR
1404vfp_deps="arm"
1405vfpv3_deps="vfp"
808fa33c 1406
637606de
MR
1407map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1408
808fa33c
MR
1409altivec_deps="ppc"
1410ppc4xx_deps="ppc"
1411
1412vis_deps="sparc"
1413
7f8c3d1f 1414x86_64_suggest="cmov fast_cmov"
50cd43f2 1415
808fa33c
MR
1416amd3dnow_deps="mmx"
1417amd3dnowext_deps="amd3dnow"
9eeed841 1418mmx_deps="x86"
239fdf1b 1419mmxext_deps="mmx"
50cd43f2
DB
1420sse_deps="mmxext"
1421sse2_deps="sse"
1422sse3_deps="sse2"
1423ssse3_deps="sse3"
1424sse4_deps="ssse3"
1425sse42_deps="sse4"
1426avx_deps="sse42"
79687079 1427fma4_deps="avx"
9eeed841 1428
43b73d59
DB
1429mmx_external_deps="yasm"
1430mmx_inline_deps="inline_asm"
1431mmx_suggest="mmx_external mmx_inline"
1432
1433for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1434 eval dep=\$${ext}_deps
1435 eval ${ext}_external_deps='"${dep}_external"'
1436 eval ${ext}_inline_deps='"${dep}_inline"'
1437 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1438done
1439
59782b82 1440aligned_stack_if_any="ppc x86"
e939cedd 1441fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1442fast_clz_if_any="alpha avr32 mips ppc x86"
1443fast_unaligned_if_any="ppc x86"
669b5583 1444
6fec122a 1445inline_asm_deps="!tms470"
3e0b1c9a 1446need_memalign="altivec neon sse"
89e053f8 1447
b462d132
MR
1448symver_if_any="symver_asm_label symver_gnu_asm"
1449
88a35699
MS
1450log2_deps="!msvcrt"
1451
26fbcc85 1452# subsystems
dc609252 1453dct_select="rdft"
26fbcc85
MR
1454mdct_select="fft"
1455rdft_select="fft"
1e164c0b 1456mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1457mpegaudiodsp_select="dct"
ed40b6bf 1458mpegvideo_select="videodsp"
ad08dfd5 1459mpegvideoenc_select="mpegvideo"
26fbcc85 1460
ed40b6bf 1461# decoders / encoders
cfc2a0cf 1462aac_decoder_select="mdct sinewin"
4538729a 1463aac_encoder_select="mdct sinewin"
136e19e1 1464aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1465ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1466ac3_encoder_select="mdct ac3dsp"
3d269059 1467ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1468alac_encoder_select="lpc"
b781cc12 1469amrnb_decoder_select="lsp"
2b2a597e 1470amrwb_decoder_select="lsp"
4538729a 1471atrac1_decoder_select="mdct sinewin"
26fbcc85 1472atrac3_decoder_select="mdct"
a33657ce
DB
1473binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1474binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1475cavs_decoder_select="golomb mpegvideo"
9b500b8f 1476comfortnoise_encoder_select="lpc"
4538729a 1477cook_decoder_select="mdct sinewin"
2a91ada8 1478cscd_decoder_select="lzo"
2eef7c62 1479cscd_decoder_suggest="zlib"
26fbcc85 1480dca_decoder_select="mdct"
ad08dfd5 1481dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1482dxa_decoder_select="zlib"
baf91bb9 1483eac3_decoder_select="ac3_decoder"
4264a0dd 1484eac3_encoder_select="ac3_encoder"
69804535 1485eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1486eatgq_decoder_select="aandcttables"
c292f6a2 1487eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1488ffv1_decoder_select="golomb rangecoder"
1489ffv1_encoder_select="rangecoder"
5a582bd3 1490ffvhuff_encoder_select="huffman"
4f034993 1491flac_decoder_select="golomb"
f4d608e3 1492flac_encoder_select="golomb lpc"
2eef7c62
AJ
1493flashsv_decoder_select="zlib"
1494flashsv_encoder_select="zlib"
c2d23309 1495flashsv2_decoder_select="zlib"
4414137e 1496flv_decoder_select="h263_decoder"
4d4b4bd1 1497flv_encoder_select="h263_encoder"
3447f12d 1498fraps_decoder_select="huffman"
c292f6a2 1499h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1500h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1501h263_decoder_select="error_resilience h263_parser mpegvideo"
1502h263_encoder_select="aandcttables error_resilience mpegvideoenc"
4414137e 1503h263i_decoder_select="h263_decoder"
fe629c2d 1504h263p_encoder_select="h263_encoder"
c292f6a2 1505h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
5a582bd3 1506huffyuv_encoder_select="huffman"
19be0f3c 1507iac_decoder_select="fft mdct sinewin"
56c8227d 1508imc_decoder_select="fft mdct sinewin"
4f034993
MR
1509jpegls_decoder_select="golomb"
1510jpegls_encoder_select="golomb"
ad08dfd5 1511ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1512loco_decoder_select="golomb"
c292f6a2 1513mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1514mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1515mlp_decoder_select="mlp_parser"
1e164c0b
DB
1516mp1_decoder_select="mpegaudio"
1517mp1float_decoder_select="mpegaudio"
1518mp2_decoder_select="mpegaudio"
1519mp2float_decoder_select="mpegaudio"
1520mp3_decoder_select="mpegaudio"
1521mp3adu_decoder_select="mpegaudio"
1522mp3adufloat_decoder_select="mpegaudio"
1523mp3float_decoder_select="mpegaudio"
1524mp3on4_decoder_select="mpegaudio"
1525mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1526mpc7_decoder_select="mpegaudiodsp"
1527mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1528mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1529mpeg_xvmc_decoder_select="mpegvideo_decoder"
c292f6a2
DB
1530mpeg1video_decoder_select="error_resilience mpegvideo"
1531mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
c292f6a2
DB
1532mpeg2video_decoder_select="error_resilience mpegvideo"
1533mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1534mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1535mpeg4_encoder_select="h263_encoder"
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"
45ecda85 1574vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1575vorbis_decoder_select="mdct"
1576vorbis_encoder_select="mdct"
8c53d39e
RB
1577vp3_decoder_select="vp3dsp videodsp"
1578vp5_decoder_select="vp3dsp videodsp"
1579vp6_decoder_select="huffman vp3dsp videodsp"
e82dc4c9
DB
1580vp6a_decoder_select="vp6_decoder"
1581vp6f_decoder_select="vp6_decoder"
8c53d39e 1582vp8_decoder_select="h264pred videodsp"
4538729a
MR
1583wmapro_decoder_select="mdct sinewin"
1584wmav1_decoder_select="mdct sinewin"
1585wmav1_encoder_select="mdct sinewin"
1586wmav2_decoder_select="mdct sinewin"
1587wmav2_encoder_select="mdct sinewin"
1588wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1589wmv1_decoder_select="h263_decoder"
665507aa 1590wmv1_encoder_select="h263_encoder"
f95bfab0 1591wmv2_decoder_select="h263_decoder"
1746e2a9 1592wmv2_encoder_select="h263_encoder"
015f8ee0 1593wmv3_decoder_select="vc1_decoder"
45ecda85 1594wmv3image_decoder_select="wmv3_decoder"
0e714f88 1595zerocodec_decoder_select="zlib"
2eef7c62
AJ
1596zlib_decoder_select="zlib"
1597zlib_encoder_select="zlib"
1598zmbv_decoder_select="zlib"
1599zmbv_encoder_select="zlib"
30fd06be 1600
ed40b6bf 1601# hardware accelerators
0afab17e 1602vaapi_deps="va_va_h"
ac3dbb4d 1603vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1604vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1605
ed40b6bf
DB
1606h263_vaapi_hwaccel_select="vaapi h263_decoder"
1607h264_dxva2_hwaccel_deps="dxva2api_h"
1608h264_dxva2_hwaccel_select="dxva2 h264_decoder"
1609h264_vaapi_hwaccel_select="vaapi h264_decoder"
1610h264_vda_hwaccel_select="vda h264_decoder"
1611h264_vdpau_decoder_select="vdpau h264_decoder"
1612mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
1613mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
1614mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1615mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
1616mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
1617mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
1618mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
1619vc1_dxva2_hwaccel_deps="dxva2api_h"
1620vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
1621vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
1622vc1_vdpau_decoder_select="vdpau vc1_decoder"
1623wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1624wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1625wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
1626
28b80940 1627# parsers
c292f6a2
DB
1628h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1629mpeg4video_parser_select="error_resilience mpegvideo"
1630mpegvideo_parser_select="error_resilience mpegvideo"
1631vc1_parser_select="error_resilience mpegvideo"
28b80940 1632
912f3148 1633# external libraries
c9171a83 1634libfaac_encoder_deps="libfaac"
37eeb5e2 1635libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1636libgsm_decoder_deps="libgsm"
1637libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1638libgsm_ms_decoder_deps="libgsm"
1639libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1640libilbc_decoder_deps="libilbc"
1641libilbc_encoder_deps="libilbc"
1cc60c47 1642libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1643libopencore_amrnb_decoder_deps="libopencore_amrnb"
1644libopencore_amrnb_encoder_deps="libopencore_amrnb"
1645libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1646libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1647libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1648libopus_decoder_deps="libopus"
6cb8c854 1649libopus_encoder_deps="libopus"
f7cd9eed
AS
1650libschroedinger_decoder_deps="libschroedinger"
1651libschroedinger_encoder_deps="libschroedinger"
ae14f311 1652libspeex_decoder_deps="libspeex"
b606a017 1653libspeex_encoder_deps="libspeex"
150d2772 1654libtheora_encoder_deps="libtheora"
d89e738a 1655libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1656libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1657libvorbis_encoder_deps="libvorbis"
8299a7f8 1658libvpx_decoder_deps="libvpx"
ee0e9146 1659libvpx_encoder_deps="libvpx"
1cc60c47 1660libx264_encoder_deps="libx264"
de295976 1661libxavs_encoder_deps="libxavs"
1cc60c47 1662libxvid_encoder_deps="libxvid"
30fd06be 1663
912f3148 1664# demuxers / muxers
c2dd0e9e 1665ac3_demuxer_select="ac3_parser"
647c2356 1666asf_stream_muxer_select="asf_muxer"
4e622dea 1667avisynth_demuxer_deps="avisynth"
c2dd0e9e 1668dirac_demuxer_select="dirac_parser"
5b423887 1669eac3_demuxer_select="ac3_parser"
c2dd0e9e 1670flac_demuxer_select="flac_parser"
647c2356 1671ipod_muxer_select="mov_muxer"
31f16dc1 1672ismv_muxer_select="mov_muxer"
647c2356 1673matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1674matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1675mov_demuxer_suggest="zlib"
c2dd0e9e 1676mp3_demuxer_select="mpegaudio_parser"
647c2356 1677mp4_muxer_select="mov_muxer"
18bbca1f 1678mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1679mpegtsraw_demuxer_select="mpegts_demuxer"
1680mxf_d10_muxer_select="mxf_muxer"
24ca518b 1681ogg_demuxer_select="golomb"
647c2356 1682psp_muxer_select="mov_muxer"
44594cc7 1683rtp_demuxer_select="sdp_demuxer"
18bbca1f 1684rtp_muxer_select="mpegvideo"
44b70ce5
MS
1685rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1686rtsp_demuxer_select="http_protocol rtpdec"
1687rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1688sap_demuxer_select="sdp_demuxer"
2aab70c4 1689sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1690sdp_demuxer_select="rtpdec"
e772f9fa 1691smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1692spdif_muxer_select="aac_parser"
57231e4d 1693tak_demuxer_select="tak_parser"
647c2356
DB
1694tg2_muxer_select="mov_muxer"
1695tgp_muxer_select="mov_muxer"
6bdaa5f4 1696w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1697
1698# indevs / outdevs
38e54a75 1699alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1700alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1701bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1702dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1703fbdev_indev_deps="linux_fb_h"
38e54a75 1704jack_indev_deps="jack_jack_h"
e417d80d 1705libcdio_indev_deps="libcdio"
38e54a75 1706libdc1394_indev_deps="libdc1394"
38e54a75
SS
1707oss_indev_deps_any="soundcard_h sys_soundcard_h"
1708oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1709pulse_indev_deps="libpulse"
15d59d2c
B
1710sndio_indev_deps="sndio_h"
1711sndio_outdev_deps="sndio_h"
38e54a75 1712v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1713vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1714vfwcap_indev_extralibs="-lavicap32"
24f8961f 1715x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1716
912f3148 1717# protocols
acd554c1
SP
1718ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1719ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1720ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1721ffrtmphttp_protocol_deps="!librtmp_protocol"
1722ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1723gopher_protocol_select="network"
c40e1757 1724httpproxy_protocol_select="tcp_protocol"
279a0c97 1725http_protocol_select="tcp_protocol"
183baead 1726https_protocol_select="tls_protocol"
c3b57d6e
DB
1727librtmp_protocol_deps="librtmp"
1728librtmpe_protocol_deps="librtmp"
1729librtmps_protocol_deps="librtmp"
1730librtmpt_protocol_deps="librtmp"
1731librtmpte_protocol_deps="librtmp"
c60a2d70 1732mmsh_protocol_select="http_protocol"
998c1ee1 1733mmst_protocol_select="network"
c3b57d6e 1734rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1735rtmp_protocol_select="tcp_protocol"
acd554c1 1736rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1737rtmps_protocol_deps="!librtmp_protocol"
1738rtmps_protocol_select="tls_protocol"
775c4d36 1739rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1740rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1741rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1742rtp_protocol_select="udp_protocol"
998c1ee1
DB
1743sctp_protocol_deps="struct_sctp_event_subscribe"
1744sctp_protocol_select="network"
1745tcp_protocol_select="network"
558d192d
MS
1746tls_protocol_deps_any="openssl gnutls"
1747tls_protocol_select="tcp_protocol"
998c1ee1 1748udp_protocol_select="network"
c08fb000 1749
6ebf0bfc 1750# filters
13fabd7a 1751blackframe_filter_deps="gpl"
ce6b6ef6 1752boxblur_filter_deps="gpl"
68b79bfc 1753cropdetect_filter_deps="gpl"
b157be1f 1754delogo_filter_deps="gpl"
a5b64584 1755drawtext_filter_deps="libfreetype"
2e5ff4d0 1756frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1757frei0r_filter_extralibs='$ldl'
a42bb9d6 1758frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1759frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1760hqdn3d_filter_deps="gpl"
d371e7b9 1761resample_filter_deps="avresample"
cf69ad35 1762ocv_filter_deps="libopencv"
2f296e39 1763scale_filter_deps="swscale"
acbac567 1764yadif_filter_deps="gpl"
6ebf0bfc 1765
5a0f7131 1766# libraries
d89f2fa9
DB
1767avcodec_deps="avutil"
1768avdevice_deps="avutil avcodec avformat"
1769avfilter_deps="avutil"
1770avformat_deps="avutil avcodec"
1771avresample_deps="avutil"
1772swscale_deps="avutil"
f7679c54 1773
912f3148 1774# programs
54fd593a 1775avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1776avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1777 fps_filter null_filter resample_filter scale_filter
1778 setpts_filter"
d173ede1 1779avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1780avplay_select="rdft"
9e12f0bf 1781avprobe_deps="avcodec avformat"
b263bf66 1782avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1783avserver_extralibs='$ldl'
a2830dca 1784
c73f65d9 1785doc_deps="texi2html"
912f3148 1786
de6d9b64 1787# default parameters
8a608357 1788
19bd477d 1789logfile="config.log"
8a608357
MR
1790
1791# installation paths
c9d19248
MR
1792prefix_default="/usr/local"
1793bindir_default='${prefix}/bin'
6291d7e4 1794datadir_default='${prefix}/share/avconv'
c9d19248
MR
1795incdir_default='${prefix}/include'
1796libdir_default='${prefix}/lib'
1797mandir_default='${prefix}/share/man'
1798shlibdir_default="$libdir_default"
8a608357
MR
1799
1800# toolchain
121d78d0 1801ar_default="ar"
13c7df3d 1802cc_default="gcc"
9da6609f 1803host_cc_default="gcc"
4ebc6a74 1804cp_f="cp -f"
11e6d03a 1805ln_s="ln -sf"
2a8a860a 1806nm_default="nm -g"
11e6d03a 1807objformat="elf"
3f8040db 1808pkg_config_default=pkg-config
be7109c1 1809ranlib="ranlib"
11e6d03a 1810yasmexe="yasm"
8a608357 1811
3e0b1c9a 1812nogas=":"
8182dc34 1813
8a608357 1814# machine
8d4c00ed 1815arch_default=$(uname -m)
38d0a8aa 1816cpu="generic"
8a608357 1817
8a608357 1818# OS
8d4c00ed
MR
1819target_os_default=$(tolower $(uname -s))
1820host_os=$target_os_default
8a608357 1821
8a608357 1822# configurable options
d89f2fa9 1823enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1824
3e0b1c9a
DB
1825enable asm
1826enable debug
1827enable doc
8400d6b8 1828enable optimizations
8cfbbd92 1829enable safe_bitstream_reader
530dc538 1830enable static
a9ddb5b1 1831enable swscale_alpha
8a608357 1832
8a608357 1833# build settings
9987769a 1834SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1835AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1836LIBPREF="lib"
1837LIBSUF=".a"
c5f14466
RP
1838FULLNAME='$(NAME)$(BUILDSUF)'
1839LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1840SLIBPREF="lib"
1841SLIBSUF=".so"
c5f14466 1842SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1843SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1844SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1845LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1846SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1847SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1848
68485d1f
MR
1849asflags_filter=echo
1850cflags_filter=echo
64933b6c
MR
1851ldflags_filter=echo
1852
23565c26 1853AS_C='-c'
bc877faf 1854AS_O='-o $@'
23565c26 1855CC_C='-c'
18031c49 1856CC_E='-E -o $@'
7e6c86e6 1857CC_O='-o $@'
a758c5e2 1858LD_O='-o $@'
8db73c61
MR
1859LD_LIB='-l%'
1860LD_PATH='-L'
23565c26 1861HOSTCC_C='-c'
a758c5e2 1862HOSTCC_O='-o $@'
095792f2 1863HOSTLD_O='-o $@'
7e6c86e6 1864
1d01fee9 1865host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1866host_libs='-lm'
6c3fa06a
MR
1867host_cflags_filter=echo
1868host_ldflags_filter=echo
9da6609f 1869
9b861379 1870target_path='$(CURDIR)'
a7ada2ba 1871
a158446b
MR
1872# since the object filename is not given with the -MM flag, the compiler
1873# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1874DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1875DEPFLAGS='-MM'
315c741d 1876
c597172e 1877# find source path
24524f36 1878if test -f configure; then
f038cf3c 1879 source_path=.
c597172e 1880else
8477f2de 1881 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1882 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1883 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1884 test -e "$source_path/config.h" &&
1885 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1886fi
1887
13cbe2c0 1888for v in "$@"; do
b04251c5
MR
1889 r=${v#*=}
1890 l=${v%"$r"}
1891 r=$(sh_quote "$r")
29ba0911 1892 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1893done
c597172e 1894
73ef8980
MR
1895find_things(){
1896 thing=$1
1897 pattern=$2
1898 file=$source_path/$3
932ccf39 1899 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1900}
1901
1902ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1903DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1904HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1905PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1906BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1907MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1908DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1909OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1910INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1911PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1912FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1913
54e75be4
DB
1914ALL_COMPONENTS="
1915 $BSF_LIST
1916 $DECODER_LIST
1917 $DEMUXER_LIST
1918 $ENCODER_LIST
1919 $FILTER_LIST
1920 $HWACCEL_LIST
1921 $INDEV_LIST
1922 $MUXER_LIST
1923 $OUTDEV_LIST
1924 $PARSER_LIST
1925 $PROTOCOL_LIST
1926"
1927
8469ae22
MR
1928for n in $COMPONENT_LIST; do
1929 v=$(toupper ${n%s})_LIST
1930 eval enable \$$v
1931 eval ${n}_if_any="\$$v"
1932done
1933
4b587848
DB
1934disable snow_decoder snow_encoder
1935
206a070d 1936enable $ARCH_EXT_LIST
c597172e
MR
1937
1938die_unknown(){
1939 echo "Unknown option \"$1\"."
1940 echo "See $0 --help for available options."
1941 exit 1
1942}
1943
794f8e97 1944show_list() {
bf0c4afa
RP
1945 suffix=_$1
1946 shift
2b444ea7 1947 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1948 exit 0
1949}
1950
154caa67
MR
1951rand_list(){
1952 IFS=', '
1953 set -- $*
1954 unset IFS
1955 for thing; do
1956 comp=${thing%:*}
1957 prob=${thing#$comp}
1958 prob=${prob#:}
1959 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1960 echo "prob ${prob:-0.5}"
1961 printf '%s\n' $comp
1962 done
1963}
1964
1965do_random(){
1966 action=$1
1967 shift
1968 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1969 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1970}
1971
c597172e 1972for opt do
7483e694
DB
1973 optval="${opt#*=}"
1974 case "$opt" in
ea061af1
DB
1975 --extra-ldflags=*)
1976 add_ldflags $optval
7e9e7cc2 1977 ;;
ea061af1
DB
1978 --extra-libs=*)
1979 add_extralibs $optval
7e9e7cc2 1980 ;;
ea061af1
DB
1981 --disable-devices)
1982 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 1983 ;;
ea061af1
DB
1984 --enable-debug=*)
1985 debuglevel="$optval"
7e9e7cc2
MR
1986 ;;
1987 --disable-programs)
1988 disable $PROGRAM_LIST
1989 ;;
1990 --disable-everything)
1991 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
1992 ;;
1993 --enable-random|--disable-random)
1994 action=${opt%%-random}
1995 do_random ${action#--} $COMPONENT_LIST
1996 ;;
1997 --enable-random=*|--disable-random=*)
1998 action=${opt%%-random=*}
1999 do_random ${action#--} $optval
2000 ;;
2001 --enable-*=*|--disable-*=*)
2002 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2003 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2004 eval list=\$$(toupper $thing)_LIST
2005 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2006 $action $(filter "$name" $list)
2007 ;;
2008 --enable-?*|--disable-?*)
2009 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2010 if is_in $option $COMPONENT_LIST; then
2011 test $action = disable && action=unset
2012 eval $action \$$(toupper ${option%s})_LIST
2013 elif is_in $option $CMDLINE_SELECT; then
2014 $action $option
2015 else
2016 die_unknown $opt
2017 fi
2018 ;;
2019 --list-*)
2020 NAME="${opt#--list-}"
2021 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2022 NAME=${NAME%s}
2023 eval show_list $NAME \$$(toupper $NAME)_LIST
2024 ;;
2025 --help|-h) show_help
2026 ;;
2027 *)
2028 optname="${opt%%=*}"
2029 optname="${optname#--}"
2030 optname=$(echo "$optname" | sed 's/-/_/g')
2031 if is_in $optname $CMDLINE_SET; then
2032 eval $optname='$optval'
2033 elif is_in $optname $CMDLINE_APPEND; then
2034 append $optname "$optval"
2035 else
2036 die_unknown $opt
2037 fi
2038 ;;
7483e694 2039 esac
c597172e
MR
2040done
2041
bcea99bb
MR
2042disabled logging && logfile=/dev/null
2043
29ba0911 2044echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2045set >> $logfile
2046
9da6609f
MR
2047test -n "$cross_prefix" && enable cross_compile
2048
8d4c00ed
MR
2049if enabled cross_compile; then
2050 test -n "$arch" && test -n "$target_os" ||
2051 die "Must specify target arch and OS when cross-compiling"
2052fi
2053
121d78d0 2054ar_default="${cross_prefix}${ar_default}"
11e6d03a 2055cc_default="${cross_prefix}${cc_default}"
20e0ed95 2056nm_default="${cross_prefix}${nm_default}"
3f8040db 2057pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2058ranlib="${cross_prefix}${ranlib}"
adb2b908 2059
c5200f17
MR
2060sysinclude_default="${sysroot}/usr/include"
2061
aeeb782c 2062case "$toolchain" in
0fbb62a8
LB
2063 clang-asan)
2064 cc_default="clang"
2065 add_cflags -faddress-sanitizer
2066 add_ldflags -faddress-sanitizer
2067 ;;
2068 clang-tsan)
2069 cc_default="clang"
2070 add_cflags -fthread-sanitizer
2071 add_ldflags -fthread-sanitizer
2072 ;;
aeeb782c
MR
2073 msvc)
2074 cc_default="c99wrap cl"
2075 ld_default="c99wrap link"
2076 nm_default="dumpbin -symbols"
ac3a9b51 2077 ar_default="lib"
53e8cd68 2078 target_os_default="win32"
aeeb782c
MR
2079 ;;
2080 ?*)
2081 die "Unknown toolchain $toolchain"
2082 ;;
2083esac
2084
53e8cd68 2085set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2086enabled cross_compile || host_cc_default=$cc
2087set_default host_cc
13c7df3d 2088
762f95e4
MR
2089if ! $pkg_config --version >/dev/null 2>&1; then
2090 warn "$pkg_config not found, library detection may fail."
2091 pkg_config=false
2092fi
2093
82bb3329
MR
2094exesuf() {
2095 case $1 in
53e8cd68 2096 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2097 esac
2098}
2099
2100EXESUF=$(exesuf $target_os)
2101HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2102
e4e69e0b 2103# set temporary file name
a49d42c2 2104: ${TMPDIR:=$TEMPDIR}
c51fafa1 2105: ${TMPDIR:=$TMP}
a49d42c2 2106: ${TMPDIR:=/tmp}
e4e69e0b 2107
a210bce2 2108if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2109 # simple replacement for missing mktemp
2110 # NOT SAFE FOR GENERAL USE
2111 mktemp(){
09a5c245 2112 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2113 }
2114fi
2115
2116tmpfile(){
2117 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2118 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2119 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2120 append TMPFILES $tmp
2121 eval $1=$tmp
2122}
2123
2124trap 'rm -f -- $TMPFILES' EXIT
54460a83 2125
55127e7b 2126tmpfile TMPASM .asm
3e0b1c9a
DB
2127tmpfile TMPC .c
2128tmpfile TMPE $EXESUF
2129tmpfile TMPH .h
2130tmpfile TMPO .o
2131tmpfile TMPS .S
2132tmpfile TMPSH .sh
2133tmpfile TMPV .ver
54460a83
MR
2134
2135unset -f mktemp
e4e69e0b 2136
fb3c4ffc
MR
2137chmod +x $TMPE
2138
993f2d0f
MR
2139# make sure we can execute files in $TMPDIR
2140cat > $TMPSH 2>> $logfile <<EOF
2141#! /bin/sh
2142EOF
2143chmod +x $TMPSH >> $logfile 2>&1
2144if ! $TMPSH >> $logfile 2>&1; then
2145 cat <<EOF
2146Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2147variable to another directory and make sure that it is not mounted noexec.
2148EOF
2149 die "Sanity test failed."
2150fi
993f2d0f 2151
457cc333
MR
2152ccc_flags(){
2153 for flag; do
2154 case $flag in
2155 -std=c99) echo -c99 ;;
2156 -mcpu=*) echo -arch ${flag#*=} ;;
2157 -mieee) echo -ieee ;;
2158 -O*|-fast) echo $flag ;;
2159 -fno-math-errno) echo -assume nomath_errno ;;
2160 -g) echo -g3 ;;
2161 -Wall) echo -msg_enable level2 ;;
2162 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2163 -Wl,*) echo $flag ;;
2164 -f*|-W*) ;;
2165 *) echo $flag ;;
2166 esac
2167 done
2168}
2169
dfa559bc
RB
2170msvc_flags(){
2171 for flag; do
2172 case $flag in
2173 -fomit-frame-pointer) echo -Oy ;;
2174 -g) echo -Z7 ;;
2175 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2176 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2177 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2178 -wd4996 -wd4273 ;;
dfa559bc
RB
2179 -std=c99) ;;
2180 -fno-math-errno) ;;
2181 -fno-common) ;;
2182 -fno-signed-zeros) ;;
2183 -lz) echo zlib.lib ;;
bd680c7b
DB
2184 -lavifil32) echo vfw32.lib ;;
2185 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2186 -l*) echo ${flag#-l}.lib ;;
2187 *) echo $flag ;;
2188 esac
2189 done
2190}
2191
d0c6d424
MR
2192pgi_flags(){
2193 for flag; do
2194 case $flag in
643933f5 2195 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2196 -fomit-frame-pointer) echo -Mnoframe ;;
2197 -g) echo -gopt ;;
2198 *) echo $flag ;;
2199 esac
2200 done
2201}
2202
2203suncc_flags(){
2204 for flag; do
2205 case $flag in
2206 -march=*|-mcpu=*)
2207 case "${flag#*=}" in
2208 native) echo -xtarget=native ;;
2209 v9|niagara) echo -xarch=sparc ;;
2210 ultrasparc) echo -xarch=sparcvis ;;
2211 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2212 i586|pentium) echo -xchip=pentium ;;
2213 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2214 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2215 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2216 pentium4*) echo -xtarget=pentium4 ;;
2217 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2218 *-sse3) echo -xarch=sse3 ;;
2219 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2220 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2221 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2222 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2223 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2224 k8|opteron|athlon64|athlon-fx)
2225 echo -xarch=sse2a ;;
2226 athlon*) echo -xarch=pentium_proa ;;
2227 esac
2228 ;;
2229 -std=c99) echo -xc99 ;;
2230 -fomit-frame-pointer) echo -xregs=frameptr ;;
2231 -fPIC) echo -KPIC -xcode=pic32 ;;
2232 -W*,*) echo $flag ;;
2233 -f*-*|-W*) ;;
2234 *) echo $flag ;;
2235 esac
2236 done
2237}
2238
2239tms470_flags(){
2240 for flag; do
2241 case $flag in
2242 -march=*|-mcpu=*)
2243 case "${flag#*=}" in
2244 armv7-a|cortex-a*) echo -mv=7a8 ;;
2245 armv7-r|cortex-r*) echo -mv=7r4 ;;
2246 armv7-m|cortex-m*) echo -mv=7m3 ;;
2247 armv6*|arm11*) echo -mv=6 ;;
2248 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2249 echo -mv=5e ;;
2250 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2251 esac
2252 ;;
2253 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2254 -mfpu=vfp) echo --float_support=vfpv2 ;;
2255 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2256 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2257 -msoft-float) echo --float_support=vfplib ;;
2258 -O[0-3]|-mf=*) echo $flag ;;
2259 -g) echo -g -mn ;;
2260 -pds=*) echo $flag ;;
ad93dccb
MR
2261 -D*|-I*) echo $flag ;;
2262 --gcc|--abi=*) echo $flag ;;
2263 -me) echo $flag ;;
d0c6d424
MR
2264 esac
2265 done
2266}
2267
a758c5e2
MR
2268probe_cc(){
2269 pfx=$1
2270 _cc=$2
2271
8db73c61
MR
2272 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2273 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2274 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2275 _flags_filter=echo
2276
2277 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2278 _type=llvm_gcc
2279 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2280 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2281 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2282 _cflags_speed='-O3'
2283 _cflags_size='-Os'
2284 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2285 _type=gcc
2286 gcc_version=$($_cc --version | head -n1)
2287 gcc_basever=$($_cc -dumpversion)
2288 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2289 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2290 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2291 if ! $_cc -dumpversion | grep -q '^2\.'; then
2292 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2293 fi
2294 _cflags_speed='-O3'
2295 _cflags_size='-Os'
2296 elif $_cc --version 2>/dev/null | grep -q Intel; then
2297 _type=icc
2298 _ident=$($_cc --version | head -n1)
2299 _depflags='-MMD'
2300 _cflags_speed='-O3'
2301 _cflags_size='-Os'
2302 _cflags_noopt='-O1'
2303 elif $_cc -v 2>&1 | grep -q xlc; then
2304 _type=xlc
2305 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2306 _cflags_speed='-O5'
2307 _cflags_size='-O5 -qcompact'
2308 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2309 _type=ccc
2310 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2311 _DEPFLAGS='-M'
a758c5e2
MR
2312 _cflags_speed='-fast'
2313 _cflags_size='-O1'
457cc333 2314 _flags_filter=ccc_flags
a758c5e2
MR
2315 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2316 test -d "$sysroot" || die "No valid sysroot specified."
2317 _type=armcc
2318 _ident=$($_cc --vsn | head -n1)
2319 armcc_conf="$PWD/armcc.conf"
2320 $_cc --arm_linux_configure \
2321 --arm_linux_config_file="$armcc_conf" \
2322 --configure_sysroot="$sysroot" \
2323 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2324 die "Error creating armcc configuration file."
2325 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2326 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2327 as_default="${cross_prefix}gcc"
2328 _depflags='-MMD'
2329 _cflags_speed='-O3'
2330 _cflags_size='-Os'
0122118e 2331 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2332 _type=tms470
2333 _ident=$($_cc -version | head -n1 | tr -s ' ')
2334 _flags='--gcc --abi=eabi -me'
18031c49 2335 _cc_e='-ppl -fe=$@'
a758c5e2 2336 _cc_o='-fe=$@'
a758c5e2
MR
2337 _depflags='-ppa -ppd=$(@:.o=.d)'
2338 _cflags_speed='-O3 -mf=5'
2339 _cflags_size='-O3 -mf=2'
2340 _flags_filter=tms470_flags
2341 elif $_cc -v 2>&1 | grep -q clang; then
2342 _type=clang
2343 _ident=$($_cc --version | head -n1)
2344 _depflags='-MMD'
2345 _cflags_speed='-O3'
2346 _cflags_size='-Os'
2347 elif $_cc -V 2>&1 | grep -q Sun; then
2348 _type=suncc
2349 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2350 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2351 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2352 _ldflags='-std=c99'
2353 _cflags_speed='-O5'
2354 _cflags_size='-O5 -xspace'
2355 _flags_filter=suncc_flags
2356 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2357 _type=pathscale
2358 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2359 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2360 _cflags_speed='-O2'
2361 _cflags_size='-Os'
2362 _flags_filter='filter_out -Wdisabled-optimization'
2363 elif $_cc -v 2>&1 | grep -q Open64; then
2364 _type=open64
2365 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2366 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2367 _cflags_speed='-O2'
2368 _cflags_size='-Os'
2369 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2370 elif $_cc -V 2>&1 | grep -q Portland; then
2371 _type=pgi
2372 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2373 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2374 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2375 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2376 _cflags_noopt="-O1"
2377 _flags_filter=pgi_flags
dfa559bc
RB
2378 elif $_cc 2>&1 | grep -q Microsoft; then
2379 _type=msvc
2380 _ident=$($cc 2>&1 | head -n1)
2381 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2382 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2383 _cflags_speed="-O2"
2384 _cflags_size="-O1"
2385 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2386 if $_cc 2>&1 | grep -q Linker; then
2387 _ld_o='-out $@'
2388 else
2389 _ld_o='-Fe$@'
2390 fi
2391 _cc_o='-Fo $@'
a224b2cb 2392 _cc_e='-P -Fi $@'
dfa559bc
RB
2393 _flags_filter=msvc_flags
2394 _ld_lib='lib%.a'
2395 _ld_path='-libpath:'
2396 _flags='-nologo'
2397 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2398 if [ $pfx = hostcc ]; then
6a0200f2 2399 append _cflags -Dsnprintf=_snprintf
dfa559bc 2400 fi
aef6bd1b 2401 fi
a758c5e2
MR
2402
2403 eval ${pfx}_type=\$_type
2404 eval ${pfx}_ident=\$_ident
2405}
2406
2407set_ccvars(){
23565c26 2408 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2409 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2410 eval ${1}_O=\${_cc_o-\${${1}_O}}
2411
2412 if [ -n "$_depflags" ]; then
2413 eval ${1}_DEPFLAGS=\$_depflags
2414 else
2415 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2416 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2417 eval DEP${1}FLAGS=\$_flags
2418 fi
2419}
2420
2421probe_cc cc "$cc"
2422cflags_filter=$_flags_filter
2423cflags_speed=$_cflags_speed
2424cflags_size=$_cflags_size
2425cflags_noopt=$_cflags_noopt
2426add_cflags $_flags $_cflags
2427cc_ldflags=$_ldflags
2428set_ccvars CC
2429
2430probe_cc hostcc "$host_cc"
2431host_cflags_filter=$_flags_filter
a758c5e2 2432add_host_cflags $_flags $_cflags
a758c5e2 2433set_ccvars HOSTCC
629687f6 2434
851ffa80
MR
2435test -n "$cc_type" && enable $cc_type ||
2436 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2437
75bafbac 2438: ${as_default:=$cc}
50567afa 2439: ${dep_cc_default:=$cc}
684b28e0 2440: ${ld_default:=$cc}
095792f2
MR
2441: ${host_ld_default:=$host_cc}
2442set_default ar as dep_cc ld host_ld
75800dce 2443
a758c5e2
MR
2444probe_cc as "$as"
2445asflags_filter=$_flags_filter
2446add_asflags $_flags $_cflags
2447set_ccvars AS
2448
2449probe_cc ld "$ld"
2450ldflags_filter=$_flags_filter
2451add_ldflags $_flags $_ldflags
2452test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2453LD_O=${_ld_o-$LD_O}
8db73c61
MR
2454LD_LIB=${_ld_lib-$LD_LIB}
2455LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2456
095792f2
MR
2457probe_cc hostld "$host_ld"
2458host_ldflags_filter=$_flags_filter
2459add_host_ldflags $_flags $_ldflags
2460HOSTLD_O=${_ld_o-$HOSTLD_O}
2461
a758c5e2
MR
2462if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2463 probe_cc depcc "$dep_cc"
2464 CCDEP=${_DEPCMD:-$DEPCMD}
2465 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2466 DEPCCFLAGS=$_flags
2467fi
07dec06e 2468
3dbc777c
MR
2469if $ar 2>&1 | grep -q Microsoft; then
2470 arflags="-nologo"
2471 ar_o='-out:$@'
2472elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2473 arflags="rq"
2474 ar_o='$@'
2475else
2476 arflags="rc"
2477 ar_o='$@'
2478fi
2479
7f32f40c 2480add_cflags $extra_cflags
2f2e6c7c 2481add_asflags $extra_cflags
7f32f40c 2482
154d432c
MR
2483if test -n "$sysroot"; then
2484 case "$cc_type" in
00ba041c 2485 gcc|llvm_gcc|clang)
467256f2 2486 add_cppflags --sysroot="$sysroot"
154d432c
MR
2487 add_ldflags --sysroot="$sysroot"
2488 ;;
6fec122a
MR
2489 tms470)
2490 add_cppflags -I"$sysinclude"
2491 add_ldflags --sysroot="$sysroot"
2492 ;;
154d432c
MR
2493 esac
2494fi
2495
d22c13a8
MR
2496if test "$cpu" = host; then
2497 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2498
2499 case "$cc_type" in
613a4e3f 2500 gcc|llvm_gcc)
d22c13a8
MR
2501 check_native(){
2502 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2503 sed -n "/cc1.*$1=/{
27ce1be8
MR
2504 s/.*$1=\\([^ ]*\\).*/\\1/
2505 p
2506 q
2507 }" $TMPE
d22c13a8
MR
2508 }
2509 cpu=$(check_native -march || check_native -mcpu)
2510 ;;
2511 esac
2512
2513 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2514fi
2515
e939cedd
MR
2516# Deal with common $arch aliases
2517case "$arch" in
5873b623
MR
2518 aarch64|arm64)
2519 arch="aarch64"
2520 ;;
e939cedd
MR
2521 arm*)
2522 arch="arm"
2523 ;;
2acda282 2524 mips*|IP*)
e939cedd
MR
2525 arch="mips"
2526 ;;
a6e9d649 2527 parisc*|hppa*)
e939cedd
MR
2528 arch="parisc"
2529 ;;
56203596 2530 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2531 arch="ppc"
2532 ;;
e939cedd
MR
2533 s390|s390x)
2534 arch="s390"
2535 ;;
2536 sh4|sh)
2537 arch="sh4"
2538 ;;
4cd217c0 2539 sun4u|sparc*)
e939cedd 2540 arch="sparc"
e939cedd 2541 ;;
c75848cd
DB
2542 tilegx|tile-gx)
2543 arch="tilegx"
2544 ;;
d33ed7b3 2545 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2546 arch="x86"
2547 ;;
2548esac
2549
851ffa80 2550is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2551enable $arch
e939cedd 2552
df5cdc24 2553# Add processor-specific flags
9ebd45c2 2554if enabled aarch64; then
33db40f8
MR
2555
2556 case $cpu in
2557 armv*)
2558 cpuflags="-march=$cpu"
2559 ;;
2560 *)
2561 cpuflags="-mcpu=$cpu"
2562 ;;
2563 esac
2564
2565elif enabled alpha; then
2566
2567 cpuflags="-mcpu=$cpu"
2568
2569elif enabled arm; then
2570
1234c66a
MR
2571 check_arm_arch() {
2572 check_cpp_condition stddef.h \
2573 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2574 $cpuflags
2575 }
2576
2577 probe_arm_arch() {
2578 if check_arm_arch 4; then echo armv4;
2579 elif check_arm_arch 4T; then echo armv4t;
2580 elif check_arm_arch 5; then echo armv5;
2581 elif check_arm_arch 5E; then echo armv5e;
2582 elif check_arm_arch 5T; then echo armv5t;
2583 elif check_arm_arch 5TE; then echo armv5te;
2584 elif check_arm_arch 5TEJ; then echo armv5te;
2585 elif check_arm_arch 6; then echo armv6;
2586 elif check_arm_arch 6J; then echo armv6j;
2587 elif check_arm_arch 6K; then echo armv6k;
2588 elif check_arm_arch 6Z; then echo armv6z;
2589 elif check_arm_arch 6ZK; then echo armv6zk;
2590 elif check_arm_arch 6T2; then echo armv6t2;
2591 elif check_arm_arch 7; then echo armv7;
2592 elif check_arm_arch 7A 7_A; then echo armv7-a;
2593 elif check_arm_arch 7R 7_R; then echo armv7-r;
2594 elif check_arm_arch 7M 7_M; then echo armv7-m;
2595 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2596 elif check_arm_arch 8A 8_A; then echo armv8-a;
2597 fi
2598 }
2599
2600 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2601
33db40f8
MR
2602 case $cpu in
2603 armv*)
2604 cpuflags="-march=$cpu"
2605 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2606 ;;
2607 *)
2608 cpuflags="-mcpu=$cpu"
2609 case $cpu in
2610 cortex-a*) subarch=armv7a ;;
2611 cortex-r*) subarch=armv7r ;;
2612 cortex-m*) enable thumb; subarch=armv7m ;;
2613 arm11*) subarch=armv6 ;;
2614 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2615 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2616 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2617 esac
2618 ;;
2619 esac
2620
f0fe245b
MR
2621 case "$subarch" in
2622 armv5t*) enable fast_clz ;;
2623 armv[6-8]*) enable fast_clz fast_unaligned ;;
2624 esac
2625
33db40f8
MR
2626elif enabled avr32; then
2627
2628 case $cpu in
2629 ap7[02]0[0-2])
2630 subarch="avr32_ap"
2631 cpuflags="-mpart=$cpu"
2632 ;;
2633 ap)
2634 subarch="avr32_ap"
2635 cpuflags="-march=$cpu"
2636 ;;
2637 uc3[ab]*)
2638 subarch="avr32_uc"
2639 cpuflags="-mcpu=$cpu"
2640 ;;
2641 uc)
2642 subarch="avr32_uc"
2643 cpuflags="-march=$cpu"
2644 ;;
2645 esac
2646
2647elif enabled bfin; then
2648
2649 cpuflags="-mcpu=$cpu"
2650
2651elif enabled mips; then
2652
2653 cpuflags="-march=$cpu"
2654
5d54c126 2655elif enabled ppc; then
343aef9b 2656
56348891
MR
2657 case $(tolower $cpu) in
2658 601|ppc601|powerpc601)
9dbd5c3d 2659 cpuflags="-mcpu=601"
64ad53ff 2660 disable altivec
9dbd5c3d 2661 ;;
56348891 2662 603*|ppc603*|powerpc603*)
9dbd5c3d 2663 cpuflags="-mcpu=603"
64ad53ff 2664 disable altivec
9dbd5c3d 2665 ;;
56348891 2666 604*|ppc604*|powerpc604*)
9dbd5c3d 2667 cpuflags="-mcpu=604"
64ad53ff 2668 disable altivec
9dbd5c3d 2669 ;;
56348891 2670 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2671 cpuflags="-mcpu=750"
64ad53ff 2672 disable altivec
9dbd5c3d 2673 ;;
56348891 2674 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2675 cpuflags="-mcpu=7450"
9dbd5c3d 2676 ;;
56348891 2677 74*|ppc74*|powerpc74*)
7f1fcaf0 2678 cpuflags="-mcpu=7400"
9dbd5c3d 2679 ;;
313f9fbf 2680 g5|970|ppc970|powerpc970)
7f1fcaf0 2681 cpuflags="-mcpu=970"
9dbd5c3d 2682 ;;
313f9fbf 2683 power[3-7]*)
7f1fcaf0 2684 cpuflags="-mcpu=$cpu"
313f9fbf 2685 ;;
56348891 2686 cell)
9dbd5c3d
MR
2687 cpuflags="-mcpu=cell"
2688 enable ldbrx
2689 ;;
4ab26cb4
DB
2690 e500mc)
2691 cpuflags="-mcpu=e500mc"
2692 disable altivec
2693 ;;
7b0b81a1
AL
2694 e500v2)
2695 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2696 disable altivec
2697 ;;
2698 e500)
2699 cpuflags="-mcpu=8540 -mhard-float"
2700 disable altivec
2701 ;;
9dbd5c3d 2702 esac
343aef9b 2703
33db40f8
MR
2704elif enabled sparc; then
2705
2706 case $cpu in
2707 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2708 cpuflags="-mcpu=$cpu"
2709 disable vis
2710 ;;
2711 ultrasparc*|niagara[234])
2712 cpuflags="-mcpu=$cpu"
2713 ;;
2714 esac
2715
343aef9b
MR
2716elif enabled x86; then
2717
9dbd5c3d
MR
2718 case $cpu in
2719 i[345]86|pentium)
2720 cpuflags="-march=$cpu"
2721 disable mmx
2722 ;;
2723 # targets that do NOT support conditional mov (cmov)
2724 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2725 cpuflags="-march=$cpu"
2726 disable cmov
2727 ;;
2728 # targets that do support conditional mov (cmov)
f2ce813e 2729 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2730 cpuflags="-march=$cpu"
2731 enable cmov
2732 enable fast_cmov
2733 ;;
2734 # targets that do support conditional mov but on which it's slow
2735 pentium4|pentium4m|prescott|nocona)
2736 cpuflags="-march=$cpu"
2737 enable cmov
2738 disable fast_cmov
2739 ;;
2740 esac
343aef9b 2741
343aef9b
MR
2742fi
2743
9ebd45c2
MR
2744if [ "$cpu" != generic ]; then
2745 add_cflags $cpuflags
2746 add_asflags $cpuflags
2747fi
df5cdc24 2748
993f2d0f
MR
2749# compiler sanity check
2750check_exec <<EOF
2751int main(void){ return 0; }
2752EOF
2753if test "$?" != 0; then
2754 echo "$cc is unable to create an executable file."
2755 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2756 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2757 echo "Only do this if you know what cross compiling means."
2758 fi
2759 die "C compiler test failed."
2760fi
2761
046f081b 2762add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2763check_cflags -std=c99
50a334e4 2764check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2765#include <stdlib.h>
2766EOF
50a334e4 2767check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2768#include <stdlib.h>
2769EOF
e9b9a2f8 2770
f0125de9 2771check_host_cflags -std=c99
0a6db2a2 2772check_host_cflags -Wall
f0125de9 2773
d4c99513
MR
2774check_64bit(){
2775 arch32=$1
2776 arch64=$2
2777 expr=$3
2778 check_code cc "" "int test[2*($expr) - 1]" &&
2779 subarch=$arch64 || subarch=$arch32
2780}
2781
b24dbcbd 2782case "$arch" in
4cd217c0 2783 alpha|ia64)
2acda282
MR
2784 spic=$shared
2785 ;;
2786 mips)
2787 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2788 spic=$shared
b24dbcbd 2789 ;;
a6e9d649
MR
2790 parisc)
2791 check_64bit parisc parisc64 'sizeof(void *) > 4'
2792 spic=$shared
2793 ;;
56203596
MR
2794 ppc)
2795 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2796 spic=$shared
56203596 2797 ;;
4cd217c0
MR
2798 sparc)
2799 check_64bit sparc sparc64 'sizeof(void *) > 4'
2800 spic=$shared
2801 ;;
e939cedd 2802 x86)
d4c99513 2803 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2804 if test "$subarch" = "x86_64"; then
e939cedd 2805 spic=$shared
de27f4d9 2806 fi
b24dbcbd 2807 ;;
b24dbcbd
RP
2808esac
2809
343aef9b 2810enable $subarch
8a3c8627 2811enabled spic && enable pic
b24dbcbd 2812
7483e694 2813# OS specific
4f854758 2814case $target_os in
a1629e28 2815 haiku)
63ae7e7c 2816 prefix_default="/boot/common"
108caaaa 2817 network_extralibs="-lnetwork"
f59c4bd6 2818 host_libs=
a1629e28 2819 ;;
7483e694 2820 sunos)
4d58e4cb 2821 AVSERVERLDFLAGS=""
9987769a 2822 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2823 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2824 network_extralibs="-lsocket -lnsl"
779222db 2825 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2826 # When using suncc to build, the Solaris linker will mark
2827 # an executable with each instruction set encountered by
2828 # the Solaris assembler. As our libraries contain their own
2829 # guards for processor-specific code, instead suppress
2830 # generation of the HWCAPS ELF section on Solaris x86 only.
2831 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2832 nm_default='nm -P -g'
7483e694
DB
2833 ;;
2834 netbsd)
a1e4b3f6 2835 disable symver
07a8eef6
MR
2836 oss_indev_extralibs="-lossaudio"
2837 oss_outdev_extralibs="-lossaudio"
7483e694 2838 ;;
d488c3bc 2839 openbsd|bitrig)
7c4a001a 2840 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2841 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2842 # however the generated executable will not do anything
2843 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2844 # Thus explicitly enable PIC here.
cd78208b 2845 enable pic
a1e4b3f6 2846 disable symver
7483e694 2847 SHFLAGS='-shared'
d5683aba
BS
2848 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2849 SLIB_INSTALL_LINKS=
07a8eef6
MR
2850 oss_indev_extralibs="-lossaudio"
2851 oss_outdev_extralibs="-lossaudio"
7483e694 2852 ;;
a1e4b3f6 2853 dragonfly)
a1e4b3f6
MR
2854 disable symver
2855 ;;
2856 freebsd)
7483e694
DB
2857 ;;
2858 bsd/os)
355d81df 2859 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2860 ;;
2861 darwin)
301ab19d 2862 gas="gas-preprocessor.pl $cc"
e08b8239 2863 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2864 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2865 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2866 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2867 SLIBSUF=".dylib"
2868 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2869 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2870 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2871 objformat="macho"
1b0f6fb8 2872 enabled x86_64 && objformat="macho64"
8dfa86f7 2873 enabled_any pic shared ||
2704bd1a 2874 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2875 ;;
2876 mingw32*)
9d3f4f50 2877 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2878 disable network
2879 else
2880 target_os=mingw32
2881 fi
dcc01c06 2882 LIBTARGET=i386
1fc9fb8a 2883 if enabled x86_64; then
417516f6 2884 LIBTARGET="i386:x86-64"
336cc1b0 2885 elif enabled arm; then
15c5156d 2886 LIBTARGET=arm-wince
dcc01c06 2887 fi
fbd971a4 2888 shlibdir_default="$bindir_default"
7483e694
DB
2889 SLIBPREF=""
2890 SLIBSUF=".dll"
7483e694
DB
2891 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2892 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2893 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2894 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2895 SLIB_INSTALL_LINKS=
2896 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2897 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2898 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2899 objformat="win32"
ec10a9ab 2900 dlltool="${cross_prefix}dlltool"
a3222470 2901 ranlib=:
bc574408 2902 enable dos_paths
5666a9f2 2903 add_cppflags -U__STRICT_ANSI__
7483e694 2904 ;;
53e8cd68 2905 win32|win64)
d66c52c2
MS
2906 if enabled shared; then
2907 # Link to the import library instead of the normal static library
2908 # for shared libs.
2909 LD_LIB='%.lib'
2910 # Cannot build shared and static libraries at the same time with
2911 # MSVC.
2912 disable static
2913 fi
2914 shlibdir_default="$bindir_default"
2915 SLIBPREF=""
2916 SLIBSUF=".dll"
2917 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2918 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2919 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2920 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2921 SLIB_INSTALL_LINKS=
2922 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2923 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2924 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2925 objformat="win32"
2926 ranlib=:
2927 enable dos_paths
2928 ;;
7483e694 2929 cygwin*)
4f854758 2930 target_os=cygwin
fbd971a4 2931 shlibdir_default="$bindir_default"
7483e694
DB
2932 SLIBPREF="cyg"
2933 SLIBSUF=".dll"
2934 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2935 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2936 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2937 SLIB_INSTALL_LINKS=
2938 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2939 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2940 objformat="win32"
bc574408 2941 enable dos_paths
7483e694 2942 ;;
4f365f37 2943 *-dos|freedos|opendos)
4f365f37 2944 network_extralibs="-lsocket"
ff1c015d 2945 objformat="coff"
bc574408 2946 enable dos_paths
a7a187a1 2947 add_cppflags -U__STRICT_ANSI__
4f365f37 2948 ;;
7483e694 2949 linux)
7483e694
DB
2950 enable dv1394
2951 ;;
2952 irix*)
4f854758 2953 target_os=irix
7483e694
DB
2954 ranlib="echo ignoring ranlib"
2955 ;;
d22e8442 2956 os/2*)
d22e8442 2957 ln_s="cp -f"
9297f1ed 2958 objformat="aout"
e14574eb 2959 add_cppflags -D_GNU_SOURCE
355d81df 2960 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2961 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2962 AVSERVERLDFLAGS=""
287d3b13 2963 LIBSUF="_s.a"
d22e8442
DY
2964 SLIBPREF=""
2965 SLIBSUF=".dll"
2966 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2967 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2968 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2969 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2970 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2971 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2972 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2973 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2974 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2975 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2976 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2977 enable dos_paths
d22e8442 2978 ;;
83993c1c 2979 gnu/kfreebsd)
3bd1eacd 2980 add_cppflags -D_BSD_SOURCE
83993c1c 2981 ;;
34e82167 2982 gnu)
34e82167 2983 ;;
d33ed7b3
MR
2984 qnx)
2985 add_cppflags -D_QNX_SOURCE
2986 network_extralibs="-lsocket"
2987 ;;
1c69c79f
MS
2988 symbian)
2989 SLIBSUF=".dll"
2990 enable dos_paths
e3bc07f4
MS
2991 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2992 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2993 add_ldflags -Wl,--target1-abs,--no-undefined \
2994 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2995 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2996 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2997 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2998 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2999 ;;
fdd66609
MR
3000 osf1)
3001 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3002 AVSERVERLDFLAGS=
3003 ;;
741a8b72
MR
3004 minix)
3005 ;;
4ebc6a74
MR
3006 plan9)
3007 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3008 -D_REENTRANT_SOURCE \
3009 -D_RESEARCH_SOURCE \
3010 -DFD_SETSIZE=96 \
3011 -DHAVE_SOCK_OPTS
3012 add_compat strtod.o strtod=avpriv_strtod
3013 network_extralibs='-lbsd'
3014 exeobjs=compat/plan9/main.o
3015 disable avserver
3016 ln_s='ln -s -f'
3017 cp_f='cp'
3018 ;;
614d8911
MR
3019 none)
3020 ;;
7483e694 3021 *)
4f924f9a 3022 die "Unknown OS '$target_os'."
7483e694
DB
3023 ;;
3024esac
3025
b797f3c4
MR
3026# determine libc flavour
3027
3028if check_cpp_condition features.h "defined __UCLIBC__"; then
3029 libc_type=uclibc
3bd1eacd 3030 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3031elif check_cpp_condition features.h "defined __GLIBC__"; then
3032 libc_type=glibc
3bd1eacd 3033 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3034elif check_header _mingw.h; then
3035 libc_type=mingw
3036 check_cpp_condition _mingw.h \
3037 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3038 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3039 die "ERROR: MinGW runtime version must be >= 3.15."
3040elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3041 libc_type=newlib
8f7b814f 3042 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3043elif check_func_headers stdlib.h _get_doserrno; then
3044 libc_type=msvcrt
84e65c76
MR
3045 add_compat strtod.o strtod=avpriv_strtod
3046 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3047 _snprintf=avpriv_snprintf \
3048 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3049elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3050 libc_type=klibc
3051fi
3052
3053test -n "$libc_type" && enable $libc_type
3054
5ab432fa
MR
3055# hacks for compiler/libc/os combinations
3056
3057if enabled_all tms470 glibc; then
b6f8d635 3058 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3059 add_cppflags -D__USER_LABEL_PREFIX__=
3060 add_cppflags -D__builtin_memset=memset
3061 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3062 add_cflags -pds=48 # incompatible redefinition of macro
3063fi
3064
457cc333
MR
3065if enabled_all ccc glibc; then
3066 add_ldflags -Wl,-z,now # calls to libots crash without this
3067fi
3068
6555acad
MR
3069esc(){
3070 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3071}
3072
3073echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3074
13cb2187
AS
3075check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3076
c9d19248 3077set_default $PATHS_LIST
2a8a860a 3078set_default nm
c9d19248 3079
320d060a 3080# we need to build at least one lib type
93b3c083 3081if ! enabled_any static shared; then
320d060a
DB
3082 cat <<EOF
3083At least one library type must be built.
3084Specify --enable-static to build the static libraries or --enable-shared to
3085build the shared libraries as well. To only build the shared libraries specify
3086--disable-static in addition to --enable-shared.
3087EOF
3088 exit 1;
3089fi
3090
2184c6f7 3091die_license_disabled() {
4c27207c 3092 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3093}
3094
e417d80d 3095die_license_disabled gpl libcdio
2184c6f7 3096die_license_disabled gpl libx264
de295976 3097die_license_disabled gpl libxavs
2184c6f7 3098die_license_disabled gpl libxvid
2184c6f7
DB
3099die_license_disabled gpl x11grab
3100
2f7ae63b 3101die_license_disabled nonfree libfaac
87246953 3102die_license_disabled nonfree libfdk_aac
a060866f 3103die_license_disabled nonfree openssl
b2e3c528 3104
0b175caa
DB
3105die_license_disabled version3 libopencore_amrnb
3106die_license_disabled version3 libopencore_amrwb
d89e738a 3107die_license_disabled version3 libvo_aacenc
f502ff3f 3108die_license_disabled version3 libvo_amrwbenc
0b175caa 3109
9cad0e4e 3110enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3111
40617a6d 3112disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3113
e276d9e8
MR
3114enable_pic() {
3115 enable pic
bce7b696
MR
3116 add_cppflags -DPIC
3117 add_cflags -fPIC
3118 add_asflags -fPIC
e276d9e8
MR
3119}
3120
3121enabled pic && enable_pic
bce7b696 3122
b4d96ba2
MR
3123check_cc <<EOF || die "Symbol mangling check failed."
3124int ff_extern;
3125EOF
2a8a860a 3126sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3127extern_prefix=${sym%%ff_extern*}
3128
afb5ed55 3129check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3130void foo(void) { __asm__ volatile ("" ::); }
3131EOF
61d251db 3132
df5e3978
MR
3133_restrict=
3134for restrict_keyword in restrict __restrict__ __restrict; do
3135 check_cc <<EOF && _restrict=$restrict_keyword && break
3136void foo(char * $restrict_keyword p);
3137EOF
3138done
3139
3140check_cc <<EOF && enable attribute_packed
3141struct { int x; } __attribute__((packed)) x;
3142EOF
3143
dffb41b9
MR
3144check_cc <<EOF && enable attribute_may_alias
3145union { int x; } __attribute__((may_alias)) x;
3146EOF
3147
df5e3978
MR
3148check_cc <<EOF || die "endian test failed"
3149unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3150EOF
48fc536a 3151od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3152
e939cedd
MR
3153if enabled alpha; then
3154
3155 check_cflags -mieee
3156
3157elif enabled arm; then
e45391bb 3158
66371c28 3159 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3160 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3161 nogas=die
50fa82e6 3162
44caaa56
MR
3163 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3164 enable vfp_args
3165 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3166 case "${cross_prefix:-$cc}" in
3167 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3168 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3169__asm__ (".eabi_attribute 28, 1");
3170int main(void) { return 0; }
3171EOF
44caaa56
MR
3172 esac
3173 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3174 fi
fa0912fe 3175
7f2b3dca
MR
3176 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3177 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3178 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3179 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3180 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3181 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3182
b57c1da8
MR
3183 [ $target_os = linux ] ||
3184 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3185 $ARCH_EXT_LIST_ARM
e45391bb 3186
575db883
DB
3187 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3188 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3189
e276d9e8
MR
3190 enabled_all armv6t2 shared !pic && enable_pic
3191
fa0912fe 3192elif enabled mips; then
e45391bb 3193
575db883 3194 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3195
5af530f5
MR
3196elif enabled parisc; then
3197
3198 if enabled gcc; then
3199 case $($cc -dumpversion) in
3200 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3201 esac
3202 fi
3203
fa0912fe 3204elif enabled ppc; then
e45391bb 3205
e6a0c354
MR
3206 enable local_aligned_8 local_aligned_16
3207
575db883
DB
3208 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3209 check_inline_asm ibm_asm '"add 0, 0, 0"'
3210 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3211 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3212
3213 # AltiVec flags: The FSF version of GCC differs from the Apple version
3214 if enabled altivec; then
301ab19d 3215 nogas=warn
fa0912fe
MR
3216 check_cflags -maltivec -mabi=altivec &&
3217 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3218 check_cflags -faltivec
3219
3220 # check if our compiler supports Motorola AltiVec C API
3221 check_cc <<EOF || disable altivec
3222$inc_altivec_h
3223int main(void) {
20bcce50
MR
3224 vector signed int v1 = (vector signed int) { 0 };
3225 vector signed int v2 = (vector signed int) { 1 };
3226 v1 = vec_add(v1, v2);
fa0912fe
MR
3227 return 0;
3228}
3229EOF
3230
20bcce50 3231 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3232 fi
e45391bb 3233
fa0912fe 3234elif enabled sparc; then
e45391bb 3235
6aa93689 3236 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3237
fa0912fe 3238elif enabled x86; then
e45391bb 3239
8e85ba8d
DB
3240 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3241
f80ddd5b
RB
3242 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3243
e6a0c354
MR
3244 enable local_aligned_8 local_aligned_16
3245
44965991
PI
3246 # check whether EBP is available on x86
3247 # As 'i' is stored on the stack, this program will crash
3248 # if the base pointer is used to access it because the
3249 # base pointer is cleared in the inline assembly code.
7dfef245 3250 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3251volatile int i=0;
3252__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3253return i;
44965991
PI
3254EOF
3255
f494213c 3256 # check whether EBX is available on x86
575db883
DB
3257 check_inline_asm ebx_available '""::"b"(0)' &&
3258 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3259
6f74fb03 3260 # check whether xmm clobbers are supported
575db883 3261 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3262
239fdf1b 3263 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3264 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3265 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3266
9cca1e40 3267 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3268 if check_cmd $yasmexe --version; then
3269 enabled x86_64 && yasm_extra="-m amd64"
3270 yasm_debug="-g dwarf2"
3271 elif check_cmd nasm -v; then
3272 yasmexe=nasm
3273 yasm_debug="-g -F dwarf"
3274 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3275 fi
3276
3277 YASMFLAGS="-f $objformat $yasm_extra"
3278 enabled pic && append YASMFLAGS "-DPIC"
3279 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3280 case "$objformat" in
3281 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3282 esac
3283
b8e8a07c 3284 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3285 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3286 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3287 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3288 fi
e45391bb 3289
669b5583
MR
3290 case "$cpu" in
3291 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3292 disable fast_clz
3293 ;;
3294 esac
3295
44965991
PI
3296fi
3297
301ab19d
MR
3298if enabled asm; then
3299 as=${gas:=$as}
7fd90119 3300 check_as <<EOF && enable gnu_as || \
301ab19d 3301 $nogas "GNU assembler not found, install gas-preprocessor"
7fd90119
MR
3302.macro m n
3303\n: .int 0
3304.endm
3305m x
3306EOF
301ab19d
MR
3307fi
3308
4a7e068b
MR
3309check_ldflags -Wl,--as-needed
3310
a98bb16d
RP
3311if check_func dlopen; then
3312 ldl=
3313elif check_func dlopen -ldl; then
3314 ldl=-ldl
8bf5d58f
MN
3315fi
3316
998c1ee1 3317if ! disabled network; then
54fe299b
DV
3318 check_type "sys/types.h sys/socket.h" socklen_t
3319 check_type netdb.h "struct addrinfo"
75d339e0
MS
3320 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3321 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3322 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3323 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3324 check_type poll.h "struct pollfd"
54fe299b
DV
3325 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3326 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3327 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3328 check_func getaddrinfo $network_extralibs
c3e73100 3329 check_func getservbyport $network_extra