libtheoraenc: fix granularity of video quality
[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
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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
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
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]
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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
844c6852 103 --disable-all disable building components, libraries and programs
3b327a4b 104
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105Program options:
106 --disable-programs do not build command line programs
6291d7e4 107 --disable-avconv disable avconv build
266463da 108 --disable-avplay disable avplay build
9e12f0bf 109 --disable-avprobe disable avprobe build
4d58e4cb 110 --disable-avserver disable avserver build
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111
112Component options:
113 --disable-doc do not build documentation
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114 --disable-avdevice disable libavdevice build
115 --disable-avcodec disable libavcodec build
116 --disable-avformat disable libavformat build
d89f2fa9 117 --disable-avutil disable libavutil build
5a0f7131 118 --disable-swscale disable libswscale build
cccc039f 119 --disable-avfilter disable video filter support [no]
c8af852b 120 --disable-avresample disable libavresample build [no]
0dbfc1db 121 --disable-pthreads disable pthreads [auto]
7b7b220c 122 --disable-w32threads disable Win32 threads [auto]
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123 --enable-x11grab enable X11 grabbing [no]
124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
193cdd9a 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]
c547e5ff 199 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 200 --enable-libvpx enable VP8 and VP9 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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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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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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258 --disable-sse2 disable SSE2 optimizations
259 --disable-sse3 disable SSE3 optimizations
06454877 260 --disable-ssse3 disable SSSE3 optimizations
50cd43f2
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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
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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.
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331EOF
332 else
f69f51b3 333 cat <<EOF
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334Include the log file "$logfile" produced by configure as this will help
335solving the problem.
2ba042a7
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336EOF
337 fi
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338 exit 1
339}
340
6c6007d6 341# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 342toupper(){
6c6007d6 343 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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344}
345
4a5444db 346tolower(){
6c6007d6 347 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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348}
349
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350c_escape(){
351 echo "$*" | 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
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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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386add_suffix(){
387 suffix=$1
388 shift
389 for v; do echo ${v}${suffix}; done
390}
391
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392set_all(){
393 value=$1
394 shift
395 for var in $*; do
396 eval $var=$value
397 done
398}
399
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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
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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(){
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454 for var; do
455 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
456 done
72702705
MR
457}
458
459disable_safe(){
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460 for var; do
461 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
462 done
72702705
MR
463}
464
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465do_enable_deep(){
466 for var; do
467 enabled $var && continue
468 eval sel="\$${var}_select"
c510c7b5
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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
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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 $*
486}
487
57bd82d4 488enabled(){
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489 test "${1#!}" = "$1" && op== || op=!=
490 eval test "x\$${1#!}" $op "xyes"
44161118
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491}
492
37970ebf 493disabled(){
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MR
494 test "${1#!}" = "$1" && op== || op=!=
495 eval test "x\$${1#!}" $op "xno"
37970ebf
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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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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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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
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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#!}"
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541 enabled ${cfg}_checking && die "Circular dependency for $cfg."
542 disabled ${cfg}_checking && continue
543 enable ${cfg}_checking
d4f8cecc 544 append allopts $cfg
799c9e9b 545
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546 eval dep_all="\$${cfg}_deps"
547 eval dep_any="\$${cfg}_deps_any"
7ef3425f 548 eval dep_sel="\$${cfg}_select"
c510c7b5 549 eval dep_sgs="\$${cfg}_suggest"
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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 $dep_ifn
3d7453e0 555 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 556
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557 [ -n "$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
92c6a099 1025 dxva2
1848f7d9 1026 fft
47941088 1027 frei0r
bc8c1395 1028 gnutls
c88f5d72 1029 gpl
d8d0d0b2 1030 gray
3abe5fbd 1031 hardcoded_tables
e417d80d 1032 libcdio
f7b8bffe 1033 libdc1394
2eed5a46 1034 libfaac
37eeb5e2 1035 libfdk_aac
a5b64584 1036 libfreetype
c88f5d72 1037 libgsm
3641b048 1038 libilbc
6ebe07fb 1039 libmp3lame
0b175caa
DB
1040 libopencore_amrnb
1041 libopencore_amrwb
6ebf0bfc 1042 libopencv
9a77d59a 1043 libopenjpeg
44617d6e 1044 libopus
0de9c41f 1045 libpulse
0f943ce6 1046 librtmp
f7cd9eed 1047 libschroedinger
ae14f311 1048 libspeex
150d2772 1049 libtheora
d89e738a 1050 libvo_aacenc
f502ff3f 1051 libvo_amrwbenc
c88f5d72 1052 libvorbis
8299a7f8 1053 libvpx
1cc60c47 1054 libx264
de295976 1055 libxavs
1cc60c47 1056 libxvid
b781cc12 1057 lsp
2a91ada8 1058 lzo
47a158cb 1059 mdct
c88f5d72 1060 memalign_hack
c88f5d72 1061 network
3fe142e2 1062 nonfree
a060866f 1063 openssl
8a3c8627 1064 pic
68602540 1065 rdft
e90f5b5a 1066 runtime_cpudetect
8cfbbd92 1067 safe_bitstream_reader
2e35e684 1068 shared
bd2216e4 1069 small
6b35d421 1070 sram
2e35e684 1071 static
a9ddb5b1 1072 swscale_alpha
8986fddc 1073 thumb
17492d5e 1074 vaapi
ac3dbb4d 1075 vda
17492d5e 1076 vdpau
9cad0e4e 1077 version3
7e4d9d5d 1078 xmm_clobber_test
56a059ac 1079 x11grab
c88f5d72 1080 zlib
4a0d6686 1081"
c88f5d72 1082
8eee7025 1083THREADS_LIST='
8eee7025
DB
1084 pthreads
1085 w32threads
1086'
1087
3f5b56e5 1088ARCH_LIST='
5873b623 1089 aarch64
3f5b56e5 1090 alpha
a2fc0f6a 1091 arm
fdcd782d
MR
1092 avr32
1093 avr32_ap
1094 avr32_uc
3f5b56e5
MR
1095 bfin
1096 ia64
1097 m68k
1098 mips
bae3abb0 1099 mips64
3f5b56e5 1100 parisc
79cb09b2 1101 ppc
34d11b87 1102 ppc64
3f5b56e5
MR
1103 s390
1104 sh4
1105 sparc
1106 sparc64
c75848cd
DB
1107 tilegx
1108 tilepro
0844bae1 1109 tomi
3f5b56e5
MR
1110 x86
1111 x86_32
1112 x86_64
1113'
1114
81dfa21e
MR
1115ARCH_EXT_LIST_ARM='
1116 armv5te
1117 armv6
1118 armv6t2
81dfa21e 1119 neon
b3267559 1120 vfp
81dfa21e
MR
1121 vfpv3
1122'
1123
50cd43f2 1124ARCH_EXT_LIST_X86='
3bf96eec 1125 amd3dnow
a1ef9f08 1126 amd3dnowext
50cd43f2
DB
1127 avx
1128 fma4
1129 mmx
1130 mmxext
1131 sse
1132 sse2
1133 sse3
1134 sse4
1135 sse42
1136 ssse3
1137'
1138
1139ARCH_EXT_LIST="
81dfa21e 1140 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1141 $ARCH_EXT_LIST_X86
1142 altivec
799fde37 1143 ppc4xx
bd9d34a0 1144 vis
50cd43f2 1145"
3f5b56e5 1146
fd712a55
DB
1147HAVE_LIST_CMDLINE='
1148 inline_asm
1149 symver
1150 yasm
1151'
1152
a3e02a8c
MR
1153HAVE_LIST_PUB='
1154 bigendian
d268eee9 1155 fast_unaligned
a3e02a8c
MR
1156'
1157
79042ab3 1158MATH_FUNCS="
fab0a8b2
MR
1159 atanf
1160 atan2f
79042ab3 1161 cbrtf
fab0a8b2 1162 cosf
79042ab3
DB
1163 exp2
1164 exp2f
fab0a8b2 1165 expf
79042ab3
DB
1166 isinf
1167 isnan
fab0a8b2 1168 ldexpf
79042ab3
DB
1169 llrint
1170 llrintf
1171 log2
1172 log2f
fab0a8b2 1173 log10f
79042ab3
DB
1174 lrint
1175 lrintf
fab0a8b2 1176 powf
79042ab3
DB
1177 rint
1178 round
1179 roundf
fab0a8b2 1180 sinf
79042ab3
DB
1181 trunc
1182 truncf
1183"
1184
3f5b56e5
MR
1185HAVE_LIST="
1186 $ARCH_EXT_LIST
43b73d59
DB
1187 $(add_suffix _external $ARCH_EXT_LIST)
1188 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1189 $HAVE_LIST_CMDLINE
a3e02a8c 1190 $HAVE_LIST_PUB
3f5b56e5 1191 $THREADS_LIST
79042ab3 1192 $MATH_FUNCS
be1a839c 1193 aligned_malloc
59782b82 1194 aligned_stack
35fd8122 1195 alsa_asoundlib_h
3f5b56e5 1196 altivec_h
c9fdab0d 1197 arpa_inet_h
ec9d2c15 1198 asm_mod_q
6308729e 1199 asm_mod_y
dffb41b9 1200 attribute_may_alias
e7ea5e3d 1201 attribute_packed
ecf97f22 1202 closesocket
1ac9331a 1203 cmov
15caccb9 1204 CommandLineToArgvW
180d43bc 1205 cpunop
1093383d 1206 CryptGenRandom
c88f5d72 1207 dcbzl
f8aa696f
DB
1208 dev_bktr_ioctl_bt848_h
1209 dev_bktr_ioctl_meteor_h
1210 dev_ic_bt8xx_h
f8aa696f 1211 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1212 dev_video_meteor_ioctl_meteor_h
ca6b544a 1213 direct_h
18b67ae5 1214 dlfcn_h
c88f5d72 1215 dlopen
bc574408 1216 dos_paths
fa845061 1217 dxva_h
245626d0
DB
1218 ebp_available
1219 ebx_available
c2a29455 1220 fast_64bit
669b5583 1221 fast_clz
7073e9fc 1222 fast_cmov
534a2231 1223 fcntl
9d99cc5a 1224 fork
84882df6 1225 getaddrinfo
da9e86f8 1226 gethrtime
667fb97a 1227 getopt
02e8f427 1228 GetProcessAffinityMask
fc5607f8 1229 GetProcessMemoryInfo
4e68cb8a 1230 GetProcessTimes
61183b5a 1231 GetSystemTimeAsFileTime
66be5b45 1232 getrusage
c3e73100 1233 getservbyport
61183b5a 1234 gettimeofday
a49d3025 1235 gnu_as
2f0c136e 1236 ibm_asm
2e1913b1 1237 inet_aton
3b1ab197 1238 io_h
abfc8d05 1239 isatty
8772997d 1240 jack_port_get_latency_range
9f5ff83f 1241 ldbrx
0b4a1821
AS
1242 libdc1394_1
1243 libdc1394_2
d96cd429
MR
1244 local_aligned_16
1245 local_aligned_8
a5b64584 1246 localtime_r
85dd97ad 1247 loongson
f8aa696f
DB
1248 machine_ioctl_bt848_h
1249 machine_ioctl_meteor_h
c88f5d72 1250 malloc_h
73f6d31e 1251 MapViewOfFile
c88f5d72 1252 memalign
6ffa87d3 1253 mkstemp
f80ddd5b 1254 mm_empty
0328b9ea 1255 mmap
e98b02de 1256 mprotect
4fa661a8 1257 msvcrt
d3d3a32c 1258 nanosleep
3e0b1c9a 1259 poll_h
1f91cdce 1260 posix_memalign
07b28702 1261 rdtsc
ea4d5f48 1262 sched_getaffinity
c88f5d72
MR
1263 sdl
1264 sdl_video_size
7e6a11bc 1265 SetConsoleTextAttribute
b507ebd1 1266 setmode
3e0b1c9a 1267 setrlimit
d3d3a32c 1268 Sleep
15d59d2c 1269 sndio_h
72be9e73 1270 socklen_t
deb29777 1271 soundcard_h
87958234 1272 strerror_r
6379900c 1273 strptime
47941088 1274 strtok_r
c0018613 1275 struct_addrinfo
75d339e0
MS
1276 struct_group_source_req
1277 struct_ip_mreq_source
b4d68544 1278 struct_ipv6_mreq
cdee08e3 1279 struct_pollfd
3e0b1c9a 1280 struct_rusage_ru_maxrss
b4d68544 1281 struct_sockaddr_in6
3b2372bf 1282 struct_sockaddr_sa_len
33a4dbdd 1283 struct_sockaddr_storage
a6a4793d 1284 struct_v4l2_frmivalenum_discrete
b462d132 1285 symver_asm_label
3e0b1c9a 1286 symver_gnu_asm
bcc73960 1287 sysconf
b9e22269 1288 sysctl
b58412f1 1289 sys_mman_h
06bb5905 1290 sys_param_h
b091aa44 1291 sys_resource_h
81644c2e 1292 sys_select_h
deb29777 1293 sys_soundcard_h
e64bceea 1294 sys_time_h
1b6e8b73 1295 sys_videoio_h
b265431e 1296 threads
542920b7 1297 unistd_h
d3d3a32c 1298 usleep
ce742de2 1299 vfp_args
7c5bfe7a 1300 VirtualAlloc
d3d3a32c 1301 windows_h
6ff3f3e7 1302 winsock2_h
cc078b5d 1303 xform_asm
6f74fb03 1304 xmm_clobbers
0cb78cef 1305"
44161118 1306
511cf612 1307# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1308CONFIG_EXTRA="
87849592 1309 aandcttables
bfe9f48a 1310 ac3dsp
c292f6a2 1311 error_resilience
bfe9f48a 1312 gcrypt
478fd534 1313 golomb
9cad0e4e 1314 gplv3
478fd534
DB
1315 h264chroma
1316 h264dsp
1317 h264pred
915a2a0a 1318 h264qpel
478fd534 1319 huffman
9cad0e4e 1320 lgplv3
478fd534 1321 lpc
1e164c0b 1322 mpegaudio
bfe9f48a 1323 mpegaudiodsp
18bbca1f 1324 mpegvideo
ad08dfd5 1325 mpegvideoenc
bfe9f48a 1326 nettle
f704a079 1327 rangecoder
bfe9f48a 1328 rtpdec
5ad2f0bf 1329 rtpenc_chain
bfe9f48a 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"
c292f6a2
DB
1560svq1_decoder_select="error_resilience mpegvideo"
1561svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1562svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1563svq3_decoder_suggest="zlib"
4eef77c1 1564theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1565tiff_decoder_suggest="zlib"
1566tiff_encoder_suggest="zlib"
aec09a00 1567truehd_decoder_select="mlp_decoder"
2eef7c62 1568tscc_decoder_select="zlib"
4538729a 1569twinvq_decoder_select="mdct lsp sinewin"
aa661113 1570utvideo_encoder_select="huffman"
915a2a0a 1571vc1_decoder_select="h263_decoder h264chroma h264qpel"
45ecda85 1572vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1573vorbis_decoder_select="mdct"
1574vorbis_encoder_select="mdct"
8c53d39e
RB
1575vp3_decoder_select="vp3dsp videodsp"
1576vp5_decoder_select="vp3dsp videodsp"
1577vp6_decoder_select="huffman vp3dsp videodsp"
e82dc4c9
DB
1578vp6a_decoder_select="vp6_decoder"
1579vp6f_decoder_select="vp6_decoder"
8c53d39e 1580vp8_decoder_select="h264pred videodsp"
4538729a
MR
1581wmapro_decoder_select="mdct sinewin"
1582wmav1_decoder_select="mdct sinewin"
1583wmav1_encoder_select="mdct sinewin"
1584wmav2_decoder_select="mdct sinewin"
1585wmav2_encoder_select="mdct sinewin"
1586wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1587wmv1_decoder_select="h263_decoder"
665507aa 1588wmv1_encoder_select="h263_encoder"
f95bfab0 1589wmv2_decoder_select="h263_decoder"
1746e2a9 1590wmv2_encoder_select="h263_encoder"
015f8ee0 1591wmv3_decoder_select="vc1_decoder"
45ecda85 1592wmv3image_decoder_select="wmv3_decoder"
0e714f88 1593zerocodec_decoder_select="zlib"
2eef7c62
AJ
1594zlib_decoder_select="zlib"
1595zlib_encoder_select="zlib"
1596zmbv_decoder_select="zlib"
1597zmbv_encoder_select="zlib"
30fd06be 1598
ed40b6bf 1599# hardware accelerators
0afab17e 1600vaapi_deps="va_va_h"
ac3dbb4d 1601vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1602vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1603
ed40b6bf 1604h263_vaapi_hwaccel_select="vaapi h263_decoder"
200e8ac9 1605h263_vdpau_hwaccel_select="vdpau h263_decoder"
ed40b6bf
DB
1606h264_dxva2_hwaccel_deps="dxva2api_h"
1607h264_dxva2_hwaccel_select="dxva2 h264_decoder"
1608h264_vaapi_hwaccel_select="vaapi h264_decoder"
1609h264_vda_hwaccel_select="vda h264_decoder"
1610h264_vdpau_decoder_select="vdpau h264_decoder"
51b56a07 1611h264_vdpau_hwaccel_select="vdpau h264_decoder"
ed40b6bf
DB
1612mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
1613mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
aaf9d0e8 1614mpeg1_vdpau_hwaccel_select="vdpau mpeg1video_decoder"
ed40b6bf
DB
1615mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1616mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
1617mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
aaf9d0e8 1618mpeg2_vdpau_hwaccel_select="vdpau mpeg2video_decoder"
ed40b6bf
DB
1619mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
1620mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
200e8ac9 1621mpeg4_vdpau_hwaccel_select="vdpau mpeg4_decoder"
ed40b6bf
DB
1622vc1_dxva2_hwaccel_deps="dxva2api_h"
1623vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
1624vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
1625vc1_vdpau_decoder_select="vdpau vc1_decoder"
77525327 1626vc1_vdpau_hwaccel_select="vdpau vc1_decoder"
ed40b6bf
DB
1627wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1628wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1629wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
77525327 1630wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1631
28b80940 1632# parsers
c292f6a2
DB
1633h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1634mpeg4video_parser_select="error_resilience mpegvideo"
1635mpegvideo_parser_select="error_resilience mpegvideo"
1636vc1_parser_select="error_resilience mpegvideo"
28b80940 1637
912f3148 1638# external libraries
c9171a83 1639libfaac_encoder_deps="libfaac"
37eeb5e2 1640libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1641libgsm_decoder_deps="libgsm"
1642libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1643libgsm_ms_decoder_deps="libgsm"
1644libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1645libilbc_decoder_deps="libilbc"
1646libilbc_encoder_deps="libilbc"
1cc60c47 1647libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1648libopencore_amrnb_decoder_deps="libopencore_amrnb"
1649libopencore_amrnb_encoder_deps="libopencore_amrnb"
1650libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1651libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1652libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1653libopus_decoder_deps="libopus"
6cb8c854 1654libopus_encoder_deps="libopus"
f7cd9eed
AS
1655libschroedinger_decoder_deps="libschroedinger"
1656libschroedinger_encoder_deps="libschroedinger"
ae14f311 1657libspeex_decoder_deps="libspeex"
b606a017 1658libspeex_encoder_deps="libspeex"
150d2772 1659libtheora_encoder_deps="libtheora"
d89e738a 1660libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1661libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1662libvorbis_encoder_deps="libvorbis"
3f111804
LB
1663libvpx_vp8_decoder_deps="libvpx"
1664libvpx_vp8_encoder_deps="libvpx"
1665libvpx_vp9_decoder_deps="libvpx"
1666libvpx_vp9_encoder_deps="libvpx"
1cc60c47 1667libx264_encoder_deps="libx264"
de295976 1668libxavs_encoder_deps="libxavs"
1cc60c47 1669libxvid_encoder_deps="libxvid"
30fd06be 1670
912f3148 1671# demuxers / muxers
c2dd0e9e 1672ac3_demuxer_select="ac3_parser"
647c2356 1673asf_stream_muxer_select="asf_muxer"
4e622dea 1674avisynth_demuxer_deps="avisynth"
c2dd0e9e 1675dirac_demuxer_select="dirac_parser"
5b423887 1676eac3_demuxer_select="ac3_parser"
c2dd0e9e 1677flac_demuxer_select="flac_parser"
647c2356 1678ipod_muxer_select="mov_muxer"
31f16dc1 1679ismv_muxer_select="mov_muxer"
647c2356 1680matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1681matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1682mov_demuxer_suggest="zlib"
5ad2f0bf 1683mov_muxer_select="rtpenc_chain"
c2dd0e9e 1684mp3_demuxer_select="mpegaudio_parser"
647c2356 1685mp4_muxer_select="mov_muxer"
18bbca1f 1686mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1687mpegtsraw_demuxer_select="mpegts_demuxer"
1688mxf_d10_muxer_select="mxf_muxer"
24ca518b 1689ogg_demuxer_select="golomb"
647c2356 1690psp_muxer_select="mov_muxer"
44594cc7 1691rtp_demuxer_select="sdp_demuxer"
18bbca1f 1692rtp_muxer_select="mpegvideo"
44b70ce5
MS
1693rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1694rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1695rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1696sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1697sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1698sdp_demuxer_select="rtpdec"
e772f9fa 1699smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1700spdif_muxer_select="aac_parser"
57231e4d 1701tak_demuxer_select="tak_parser"
647c2356
DB
1702tg2_muxer_select="mov_muxer"
1703tgp_muxer_select="mov_muxer"
6bdaa5f4 1704w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1705
1706# indevs / outdevs
38e54a75 1707alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1708alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1709bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1710dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1711fbdev_indev_deps="linux_fb_h"
38e54a75 1712jack_indev_deps="jack_jack_h"
e417d80d 1713libcdio_indev_deps="libcdio"
38e54a75 1714libdc1394_indev_deps="libdc1394"
38e54a75
SS
1715oss_indev_deps_any="soundcard_h sys_soundcard_h"
1716oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1717pulse_indev_deps="libpulse"
15d59d2c
B
1718sndio_indev_deps="sndio_h"
1719sndio_outdev_deps="sndio_h"
38e54a75 1720v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1721vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1722vfwcap_indev_extralibs="-lavicap32"
24f8961f 1723x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1724
912f3148 1725# protocols
acd554c1
SP
1726ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1727ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1728ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1729ffrtmphttp_protocol_deps="!librtmp_protocol"
1730ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1731gopher_protocol_select="network"
c40e1757 1732httpproxy_protocol_select="tcp_protocol"
279a0c97 1733http_protocol_select="tcp_protocol"
183baead 1734https_protocol_select="tls_protocol"
c3b57d6e
DB
1735librtmp_protocol_deps="librtmp"
1736librtmpe_protocol_deps="librtmp"
1737librtmps_protocol_deps="librtmp"
1738librtmpt_protocol_deps="librtmp"
1739librtmpte_protocol_deps="librtmp"
c60a2d70 1740mmsh_protocol_select="http_protocol"
998c1ee1 1741mmst_protocol_select="network"
c3b57d6e 1742rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1743rtmp_protocol_select="tcp_protocol"
acd554c1 1744rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1745rtmps_protocol_deps="!librtmp_protocol"
1746rtmps_protocol_select="tls_protocol"
775c4d36 1747rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1748rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1749rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1750rtp_protocol_select="udp_protocol"
998c1ee1
DB
1751sctp_protocol_deps="struct_sctp_event_subscribe"
1752sctp_protocol_select="network"
1753tcp_protocol_select="network"
558d192d
MS
1754tls_protocol_deps_any="openssl gnutls"
1755tls_protocol_select="tcp_protocol"
998c1ee1 1756udp_protocol_select="network"
c08fb000 1757
6ebf0bfc 1758# filters
13fabd7a 1759blackframe_filter_deps="gpl"
ce6b6ef6 1760boxblur_filter_deps="gpl"
68b79bfc 1761cropdetect_filter_deps="gpl"
b157be1f 1762delogo_filter_deps="gpl"
a5b64584 1763drawtext_filter_deps="libfreetype"
2e5ff4d0 1764frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1765frei0r_filter_extralibs='$ldl'
a42bb9d6 1766frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1767frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1768hqdn3d_filter_deps="gpl"
d371e7b9 1769resample_filter_deps="avresample"
cf69ad35 1770ocv_filter_deps="libopencv"
2f296e39 1771scale_filter_deps="swscale"
acbac567 1772yadif_filter_deps="gpl"
6ebf0bfc 1773
5a0f7131 1774# libraries
d89f2fa9
DB
1775avcodec_deps="avutil"
1776avdevice_deps="avutil avcodec avformat"
1777avfilter_deps="avutil"
1778avformat_deps="avutil avcodec"
1779avresample_deps="avutil"
1780swscale_deps="avutil"
f7679c54 1781
912f3148 1782# programs
54fd593a 1783avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1784avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1785 fps_filter null_filter resample_filter scale_filter
1786 setpts_filter"
d173ede1 1787avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1788avplay_select="rdft"
9e12f0bf 1789avprobe_deps="avcodec avformat"
b263bf66 1790avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1791avserver_extralibs='$ldl'
a2830dca 1792
c73f65d9 1793doc_deps="texi2html"
912f3148 1794
de6d9b64 1795# default parameters
8a608357 1796
19bd477d 1797logfile="config.log"
8a608357
MR
1798
1799# installation paths
c9d19248
MR
1800prefix_default="/usr/local"
1801bindir_default='${prefix}/bin'
6291d7e4 1802datadir_default='${prefix}/share/avconv'
c9d19248
MR
1803incdir_default='${prefix}/include'
1804libdir_default='${prefix}/lib'
1805mandir_default='${prefix}/share/man'
1806shlibdir_default="$libdir_default"
8a608357
MR
1807
1808# toolchain
121d78d0 1809ar_default="ar"
13c7df3d 1810cc_default="gcc"
9da6609f 1811host_cc_default="gcc"
4ebc6a74 1812cp_f="cp -f"
11e6d03a 1813ln_s="ln -sf"
2a8a860a 1814nm_default="nm -g"
11e6d03a 1815objformat="elf"
3f8040db 1816pkg_config_default=pkg-config
be7109c1 1817ranlib="ranlib"
11e6d03a 1818yasmexe="yasm"
8a608357 1819
3e0b1c9a 1820nogas=":"
8182dc34 1821
8a608357 1822# machine
8d4c00ed 1823arch_default=$(uname -m)
38d0a8aa 1824cpu="generic"
8a608357 1825
8a608357 1826# OS
8d4c00ed
MR
1827target_os_default=$(tolower $(uname -s))
1828host_os=$target_os_default
8a608357 1829
8a608357 1830# configurable options
d89f2fa9 1831enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1832
3e0b1c9a
DB
1833enable asm
1834enable debug
1835enable doc
8400d6b8 1836enable optimizations
8cfbbd92 1837enable safe_bitstream_reader
530dc538 1838enable static
a9ddb5b1 1839enable swscale_alpha
8a608357 1840
8a608357 1841# build settings
9987769a 1842SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1843AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1844LIBPREF="lib"
1845LIBSUF=".a"
c5f14466
RP
1846FULLNAME='$(NAME)$(BUILDSUF)'
1847LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1848SLIBPREF="lib"
1849SLIBSUF=".so"
c5f14466 1850SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1851SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1852SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1853LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1854SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1855SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1856
68485d1f
MR
1857asflags_filter=echo
1858cflags_filter=echo
64933b6c
MR
1859ldflags_filter=echo
1860
23565c26 1861AS_C='-c'
bc877faf 1862AS_O='-o $@'
23565c26 1863CC_C='-c'
18031c49 1864CC_E='-E -o $@'
7e6c86e6 1865CC_O='-o $@'
a758c5e2 1866LD_O='-o $@'
8db73c61
MR
1867LD_LIB='-l%'
1868LD_PATH='-L'
23565c26 1869HOSTCC_C='-c'
a758c5e2 1870HOSTCC_O='-o $@'
095792f2 1871HOSTLD_O='-o $@'
7e6c86e6 1872
1d01fee9 1873host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1874host_libs='-lm'
6c3fa06a
MR
1875host_cflags_filter=echo
1876host_ldflags_filter=echo
9da6609f 1877
9b861379 1878target_path='$(CURDIR)'
a7ada2ba 1879
a158446b
MR
1880# since the object filename is not given with the -MM flag, the compiler
1881# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1882DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1883DEPFLAGS='-MM'
315c741d 1884
c597172e 1885# find source path
24524f36 1886if test -f configure; then
f038cf3c 1887 source_path=.
c597172e 1888else
8477f2de 1889 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1890 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1891 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1892 test -e "$source_path/config.h" &&
1893 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1894fi
1895
13cbe2c0 1896for v in "$@"; do
b04251c5
MR
1897 r=${v#*=}
1898 l=${v%"$r"}
1899 r=$(sh_quote "$r")
29ba0911 1900 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1901done
c597172e 1902
73ef8980
MR
1903find_things(){
1904 thing=$1
1905 pattern=$2
1906 file=$source_path/$3
932ccf39 1907 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1908}
1909
1910ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1911DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1912HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1913PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1914BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1915MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1916DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1917OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1918INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1919PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1920FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1921
54e75be4
DB
1922ALL_COMPONENTS="
1923 $BSF_LIST
1924 $DECODER_LIST
1925 $DEMUXER_LIST
1926 $ENCODER_LIST
1927 $FILTER_LIST
1928 $HWACCEL_LIST
1929 $INDEV_LIST
1930 $MUXER_LIST
1931 $OUTDEV_LIST
1932 $PARSER_LIST
1933 $PROTOCOL_LIST
1934"
1935
8469ae22
MR
1936for n in $COMPONENT_LIST; do
1937 v=$(toupper ${n%s})_LIST
1938 eval enable \$$v
1939 eval ${n}_if_any="\$$v"
1940done
1941
206a070d 1942enable $ARCH_EXT_LIST
c597172e
MR
1943
1944die_unknown(){
1945 echo "Unknown option \"$1\"."
1946 echo "See $0 --help for available options."
1947 exit 1
1948}
1949
794f8e97 1950show_list() {
bf0c4afa
RP
1951 suffix=_$1
1952 shift
2b444ea7 1953 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1954 exit 0
1955}
1956
154caa67
MR
1957rand_list(){
1958 IFS=', '
1959 set -- $*
1960 unset IFS
1961 for thing; do
1962 comp=${thing%:*}
1963 prob=${thing#$comp}
1964 prob=${prob#:}
1965 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1966 echo "prob ${prob:-0.5}"
1967 printf '%s\n' $comp
1968 done
1969}
1970
1971do_random(){
1972 action=$1
1973 shift
1974 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1975 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1976}
1977
c597172e 1978for opt do
7483e694
DB
1979 optval="${opt#*=}"
1980 case "$opt" in
ea061af1
DB
1981 --extra-ldflags=*)
1982 add_ldflags $optval
7e9e7cc2 1983 ;;
ea061af1
DB
1984 --extra-libs=*)
1985 add_extralibs $optval
7e9e7cc2 1986 ;;
ea061af1
DB
1987 --disable-devices)
1988 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 1989 ;;
ea061af1
DB
1990 --enable-debug=*)
1991 debuglevel="$optval"
7e9e7cc2
MR
1992 ;;
1993 --disable-programs)
1994 disable $PROGRAM_LIST
1995 ;;
1996 --disable-everything)
1997 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
1998 ;;
844c6852
DB
1999 --disable-all)
2000 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2001 disable $LIBRARY_LIST $PROGRAM_LIST doc
2002 ;;
7e9e7cc2
MR
2003 --enable-random|--disable-random)
2004 action=${opt%%-random}
2005 do_random ${action#--} $COMPONENT_LIST
2006 ;;
2007 --enable-random=*|--disable-random=*)
2008 action=${opt%%-random=*}
2009 do_random ${action#--} $optval
2010 ;;
2011 --enable-*=*|--disable-*=*)
2012 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2013 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2014 eval list=\$$(toupper $thing)_LIST
2015 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2016 $action $(filter "$name" $list)
2017 ;;
2018 --enable-?*|--disable-?*)
2019 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2020 if is_in $option $COMPONENT_LIST; then
2021 test $action = disable && action=unset
2022 eval $action \$$(toupper ${option%s})_LIST
2023 elif is_in $option $CMDLINE_SELECT; then
2024 $action $option
2025 else
2026 die_unknown $opt
2027 fi
2028 ;;
2029 --list-*)
2030 NAME="${opt#--list-}"
2031 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2032 NAME=${NAME%s}
2033 eval show_list $NAME \$$(toupper $NAME)_LIST
2034 ;;
2035 --help|-h) show_help
2036 ;;
2037 *)
2038 optname="${opt%%=*}"
2039 optname="${optname#--}"
2040 optname=$(echo "$optname" | sed 's/-/_/g')
2041 if is_in $optname $CMDLINE_SET; then
2042 eval $optname='$optval'
2043 elif is_in $optname $CMDLINE_APPEND; then
2044 append $optname "$optval"
2045 else
2046 die_unknown $opt
2047 fi
2048 ;;
7483e694 2049 esac
c597172e
MR
2050done
2051
bcea99bb
MR
2052disabled logging && logfile=/dev/null
2053
29ba0911 2054echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2055set >> $logfile
2056
9da6609f
MR
2057test -n "$cross_prefix" && enable cross_compile
2058
8d4c00ed
MR
2059if enabled cross_compile; then
2060 test -n "$arch" && test -n "$target_os" ||
2061 die "Must specify target arch and OS when cross-compiling"
2062fi
2063
121d78d0 2064ar_default="${cross_prefix}${ar_default}"
11e6d03a 2065cc_default="${cross_prefix}${cc_default}"
20e0ed95 2066nm_default="${cross_prefix}${nm_default}"
3f8040db 2067pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2068ranlib="${cross_prefix}${ranlib}"
adb2b908 2069
c5200f17
MR
2070sysinclude_default="${sysroot}/usr/include"
2071
aeeb782c 2072case "$toolchain" in
0fbb62a8
LB
2073 clang-asan)
2074 cc_default="clang"
2075 add_cflags -faddress-sanitizer
2076 add_ldflags -faddress-sanitizer
2077 ;;
2078 clang-tsan)
2079 cc_default="clang"
2080 add_cflags -fthread-sanitizer
2081 add_ldflags -fthread-sanitizer
2082 ;;
aeeb782c
MR
2083 msvc)
2084 cc_default="c99wrap cl"
2085 ld_default="c99wrap link"
2086 nm_default="dumpbin -symbols"
ac3a9b51 2087 ar_default="lib"
53e8cd68 2088 target_os_default="win32"
aeeb782c
MR
2089 ;;
2090 ?*)
2091 die "Unknown toolchain $toolchain"
2092 ;;
2093esac
2094
53e8cd68 2095set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2096enabled cross_compile || host_cc_default=$cc
2097set_default host_cc
13c7df3d 2098
762f95e4
MR
2099if ! $pkg_config --version >/dev/null 2>&1; then
2100 warn "$pkg_config not found, library detection may fail."
2101 pkg_config=false
2102fi
2103
82bb3329
MR
2104exesuf() {
2105 case $1 in
53e8cd68 2106 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2107 esac
2108}
2109
2110EXESUF=$(exesuf $target_os)
2111HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2112
e4e69e0b 2113# set temporary file name
a49d42c2 2114: ${TMPDIR:=$TEMPDIR}
c51fafa1 2115: ${TMPDIR:=$TMP}
a49d42c2 2116: ${TMPDIR:=/tmp}
e4e69e0b 2117
a210bce2 2118if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2119 # simple replacement for missing mktemp
2120 # NOT SAFE FOR GENERAL USE
2121 mktemp(){
09a5c245 2122 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2123 }
2124fi
2125
2126tmpfile(){
2127 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2128 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2129 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2130 append TMPFILES $tmp
2131 eval $1=$tmp
2132}
2133
2134trap 'rm -f -- $TMPFILES' EXIT
54460a83 2135
55127e7b 2136tmpfile TMPASM .asm
3e0b1c9a
DB
2137tmpfile TMPC .c
2138tmpfile TMPE $EXESUF
2139tmpfile TMPH .h
2140tmpfile TMPO .o
2141tmpfile TMPS .S
2142tmpfile TMPSH .sh
2143tmpfile TMPV .ver
54460a83
MR
2144
2145unset -f mktemp
e4e69e0b 2146
fb3c4ffc
MR
2147chmod +x $TMPE
2148
993f2d0f
MR
2149# make sure we can execute files in $TMPDIR
2150cat > $TMPSH 2>> $logfile <<EOF
2151#! /bin/sh
2152EOF
2153chmod +x $TMPSH >> $logfile 2>&1
2154if ! $TMPSH >> $logfile 2>&1; then
2155 cat <<EOF
2156Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2157variable to another directory and make sure that it is not mounted noexec.
2158EOF
2159 die "Sanity test failed."
2160fi
993f2d0f 2161
457cc333
MR
2162ccc_flags(){
2163 for flag; do
2164 case $flag in
2165 -std=c99) echo -c99 ;;
2166 -mcpu=*) echo -arch ${flag#*=} ;;
2167 -mieee) echo -ieee ;;
2168 -O*|-fast) echo $flag ;;
2169 -fno-math-errno) echo -assume nomath_errno ;;
2170 -g) echo -g3 ;;
2171 -Wall) echo -msg_enable level2 ;;
2172 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2173 -Wl,*) echo $flag ;;
2174 -f*|-W*) ;;
2175 *) echo $flag ;;
2176 esac
2177 done
2178}
2179
dfa559bc
RB
2180msvc_flags(){
2181 for flag; do
2182 case $flag in
2183 -fomit-frame-pointer) echo -Oy ;;
2184 -g) echo -Z7 ;;
2185 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2186 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2187 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2188 -wd4996 -wd4273 ;;
dfa559bc
RB
2189 -std=c99) ;;
2190 -fno-math-errno) ;;
2191 -fno-common) ;;
2192 -fno-signed-zeros) ;;
50640977 2193 -fPIC) ;;
dfa559bc 2194 -lz) echo zlib.lib ;;
bd680c7b
DB
2195 -lavifil32) echo vfw32.lib ;;
2196 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2197 -l*) echo ${flag#-l}.lib ;;
2198 *) echo $flag ;;
2199 esac
2200 done
2201}
2202
d0c6d424
MR
2203pgi_flags(){
2204 for flag; do
2205 case $flag in
643933f5 2206 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2207 -fomit-frame-pointer) echo -Mnoframe ;;
2208 -g) echo -gopt ;;
2209 *) echo $flag ;;
2210 esac
2211 done
2212}
2213
2214suncc_flags(){
2215 for flag; do
2216 case $flag in
2217 -march=*|-mcpu=*)
2218 case "${flag#*=}" in
2219 native) echo -xtarget=native ;;
2220 v9|niagara) echo -xarch=sparc ;;
2221 ultrasparc) echo -xarch=sparcvis ;;
2222 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2223 i586|pentium) echo -xchip=pentium ;;
2224 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2225 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2226 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2227 pentium4*) echo -xtarget=pentium4 ;;
2228 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2229 *-sse3) echo -xarch=sse3 ;;
2230 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2231 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2232 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2233 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2234 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2235 k8|opteron|athlon64|athlon-fx)
2236 echo -xarch=sse2a ;;
2237 athlon*) echo -xarch=pentium_proa ;;
2238 esac
2239 ;;
2240 -std=c99) echo -xc99 ;;
2241 -fomit-frame-pointer) echo -xregs=frameptr ;;
2242 -fPIC) echo -KPIC -xcode=pic32 ;;
2243 -W*,*) echo $flag ;;
2244 -f*-*|-W*) ;;
2245 *) echo $flag ;;
2246 esac
2247 done
2248}
2249
2250tms470_flags(){
2251 for flag; do
2252 case $flag in
2253 -march=*|-mcpu=*)
2254 case "${flag#*=}" in
2255 armv7-a|cortex-a*) echo -mv=7a8 ;;
2256 armv7-r|cortex-r*) echo -mv=7r4 ;;
2257 armv7-m|cortex-m*) echo -mv=7m3 ;;
2258 armv6*|arm11*) echo -mv=6 ;;
2259 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2260 echo -mv=5e ;;
2261 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2262 esac
2263 ;;
2264 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2265 -mfpu=vfp) echo --float_support=vfpv2 ;;
2266 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2267 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2268 -msoft-float) echo --float_support=vfplib ;;
2269 -O[0-3]|-mf=*) echo $flag ;;
2270 -g) echo -g -mn ;;
2271 -pds=*) echo $flag ;;
ad93dccb
MR
2272 -D*|-I*) echo $flag ;;
2273 --gcc|--abi=*) echo $flag ;;
2274 -me) echo $flag ;;
d0c6d424
MR
2275 esac
2276 done
2277}
2278
a758c5e2
MR
2279probe_cc(){
2280 pfx=$1
2281 _cc=$2
2282
8db73c61
MR
2283 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2284 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2285 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2286 _flags_filter=echo
2287
2288 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2289 _type=llvm_gcc
2290 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2291 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2292 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2293 _cflags_speed='-O3'
2294 _cflags_size='-Os'
2295 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2296 _type=gcc
2297 gcc_version=$($_cc --version | head -n1)
2298 gcc_basever=$($_cc -dumpversion)
2299 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2300 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2301 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2302 if ! $_cc -dumpversion | grep -q '^2\.'; then
2303 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2304 fi
2305 _cflags_speed='-O3'
2306 _cflags_size='-Os'
2307 elif $_cc --version 2>/dev/null | grep -q Intel; then
2308 _type=icc
2309 _ident=$($_cc --version | head -n1)
2310 _depflags='-MMD'
2311 _cflags_speed='-O3'
2312 _cflags_size='-Os'
2313 _cflags_noopt='-O1'
2314 elif $_cc -v 2>&1 | grep -q xlc; then
2315 _type=xlc
2316 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2317 _cflags_speed='-O5'
2318 _cflags_size='-O5 -qcompact'
2319 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2320 _type=ccc
2321 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2322 _DEPFLAGS='-M'
a758c5e2
MR
2323 _cflags_speed='-fast'
2324 _cflags_size='-O1'
457cc333 2325 _flags_filter=ccc_flags
a758c5e2
MR
2326 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2327 test -d "$sysroot" || die "No valid sysroot specified."
2328 _type=armcc
2329 _ident=$($_cc --vsn | head -n1)
2330 armcc_conf="$PWD/armcc.conf"
2331 $_cc --arm_linux_configure \
2332 --arm_linux_config_file="$armcc_conf" \
2333 --configure_sysroot="$sysroot" \
2334 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2335 die "Error creating armcc configuration file."
2336 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2337 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2338 as_default="${cross_prefix}gcc"
2339 _depflags='-MMD'
2340 _cflags_speed='-O3'
2341 _cflags_size='-Os'
0122118e 2342 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2343 _type=tms470
2344 _ident=$($_cc -version | head -n1 | tr -s ' ')
2345 _flags='--gcc --abi=eabi -me'
18031c49 2346 _cc_e='-ppl -fe=$@'
a758c5e2 2347 _cc_o='-fe=$@'
a758c5e2
MR
2348 _depflags='-ppa -ppd=$(@:.o=.d)'
2349 _cflags_speed='-O3 -mf=5'
2350 _cflags_size='-O3 -mf=2'
2351 _flags_filter=tms470_flags
2352 elif $_cc -v 2>&1 | grep -q clang; then
2353 _type=clang
2354 _ident=$($_cc --version | head -n1)
2355 _depflags='-MMD'
2356 _cflags_speed='-O3'
2357 _cflags_size='-Os'
2358 elif $_cc -V 2>&1 | grep -q Sun; then
2359 _type=suncc
2360 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2361 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2362 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2363 _ldflags='-std=c99'
2364 _cflags_speed='-O5'
2365 _cflags_size='-O5 -xspace'
2366 _flags_filter=suncc_flags
2367 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2368 _type=pathscale
2369 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2370 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2371 _cflags_speed='-O2'
2372 _cflags_size='-Os'
2373 _flags_filter='filter_out -Wdisabled-optimization'
2374 elif $_cc -v 2>&1 | grep -q Open64; then
2375 _type=open64
2376 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2377 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2378 _cflags_speed='-O2'
2379 _cflags_size='-Os'
2380 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2381 elif $_cc -V 2>&1 | grep -q Portland; then
2382 _type=pgi
2383 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2384 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2385 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2386 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2387 _cflags_noopt="-O1"
2388 _flags_filter=pgi_flags
dfa559bc
RB
2389 elif $_cc 2>&1 | grep -q Microsoft; then
2390 _type=msvc
2391 _ident=$($cc 2>&1 | head -n1)
2392 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2393 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2394 _cflags_speed="-O2"
2395 _cflags_size="-O1"
2396 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2397 if $_cc 2>&1 | grep -q Linker; then
2398 _ld_o='-out $@'
2399 else
2400 _ld_o='-Fe$@'
2401 fi
2402 _cc_o='-Fo $@'
a224b2cb 2403 _cc_e='-P -Fi $@'
dfa559bc
RB
2404 _flags_filter=msvc_flags
2405 _ld_lib='lib%.a'
2406 _ld_path='-libpath:'
2407 _flags='-nologo'
2408 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2409 if [ $pfx = hostcc ]; then
6a0200f2 2410 append _cflags -Dsnprintf=_snprintf
dfa559bc 2411 fi
aef6bd1b 2412 fi
a758c5e2
MR
2413
2414 eval ${pfx}_type=\$_type
2415 eval ${pfx}_ident=\$_ident
2416}
2417
2418set_ccvars(){
23565c26 2419 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2420 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2421 eval ${1}_O=\${_cc_o-\${${1}_O}}
2422
2423 if [ -n "$_depflags" ]; then
2424 eval ${1}_DEPFLAGS=\$_depflags
2425 else
2426 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2427 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2428 eval DEP${1}FLAGS=\$_flags
2429 fi
2430}
2431
2432probe_cc cc "$cc"
2433cflags_filter=$_flags_filter
2434cflags_speed=$_cflags_speed
2435cflags_size=$_cflags_size
2436cflags_noopt=$_cflags_noopt
2437add_cflags $_flags $_cflags
2438cc_ldflags=$_ldflags
2439set_ccvars CC
2440
2441probe_cc hostcc "$host_cc"
2442host_cflags_filter=$_flags_filter
a758c5e2 2443add_host_cflags $_flags $_cflags
a758c5e2 2444set_ccvars HOSTCC
629687f6 2445
851ffa80
MR
2446test -n "$cc_type" && enable $cc_type ||
2447 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2448
75bafbac 2449: ${as_default:=$cc}
50567afa 2450: ${dep_cc_default:=$cc}
684b28e0 2451: ${ld_default:=$cc}
095792f2
MR
2452: ${host_ld_default:=$host_cc}
2453set_default ar as dep_cc ld host_ld
75800dce 2454
a758c5e2
MR
2455probe_cc as "$as"
2456asflags_filter=$_flags_filter
2457add_asflags $_flags $_cflags
2458set_ccvars AS
2459
2460probe_cc ld "$ld"
2461ldflags_filter=$_flags_filter
2462add_ldflags $_flags $_ldflags
2463test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2464LD_O=${_ld_o-$LD_O}
8db73c61
MR
2465LD_LIB=${_ld_lib-$LD_LIB}
2466LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2467
095792f2
MR
2468probe_cc hostld "$host_ld"
2469host_ldflags_filter=$_flags_filter
2470add_host_ldflags $_flags $_ldflags
2471HOSTLD_O=${_ld_o-$HOSTLD_O}
2472
a758c5e2
MR
2473if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2474 probe_cc depcc "$dep_cc"
2475 CCDEP=${_DEPCMD:-$DEPCMD}
2476 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2477 DEPCCFLAGS=$_flags
2478fi
07dec06e 2479
3dbc777c
MR
2480if $ar 2>&1 | grep -q Microsoft; then
2481 arflags="-nologo"
2482 ar_o='-out:$@'
2483elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2484 arflags="rq"
2485 ar_o='$@'
2486else
2487 arflags="rc"
2488 ar_o='$@'
2489fi
2490
7f32f40c 2491add_cflags $extra_cflags
2f2e6c7c 2492add_asflags $extra_cflags
7f32f40c 2493
154d432c
MR
2494if test -n "$sysroot"; then
2495 case "$cc_type" in
00ba041c 2496 gcc|llvm_gcc|clang)
467256f2 2497 add_cppflags --sysroot="$sysroot"
154d432c
MR
2498 add_ldflags --sysroot="$sysroot"
2499 ;;
6fec122a
MR
2500 tms470)
2501 add_cppflags -I"$sysinclude"
2502 add_ldflags --sysroot="$sysroot"
2503 ;;
154d432c
MR
2504 esac
2505fi
2506
d22c13a8
MR
2507if test "$cpu" = host; then
2508 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2509
2510 case "$cc_type" in
613a4e3f 2511 gcc|llvm_gcc)
d22c13a8
MR
2512 check_native(){
2513 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2514 sed -n "/cc1.*$1=/{
27ce1be8
MR
2515 s/.*$1=\\([^ ]*\\).*/\\1/
2516 p
2517 q
2518 }" $TMPE
d22c13a8
MR
2519 }
2520 cpu=$(check_native -march || check_native -mcpu)
2521 ;;
2522 esac
2523
2524 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2525fi
2526
e939cedd
MR
2527# Deal with common $arch aliases
2528case "$arch" in
5873b623
MR
2529 aarch64|arm64)
2530 arch="aarch64"
2531 ;;
e939cedd
MR
2532 arm*)
2533 arch="arm"
2534 ;;
2acda282 2535 mips*|IP*)
e939cedd
MR
2536 arch="mips"
2537 ;;
a6e9d649 2538 parisc*|hppa*)
e939cedd
MR
2539 arch="parisc"
2540 ;;
56203596 2541 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2542 arch="ppc"
2543 ;;
e939cedd
MR
2544 s390|s390x)
2545 arch="s390"
2546 ;;
2547 sh4|sh)
2548 arch="sh4"
2549 ;;
4cd217c0 2550 sun4u|sparc*)
e939cedd 2551 arch="sparc"
e939cedd 2552 ;;
c75848cd
DB
2553 tilegx|tile-gx)
2554 arch="tilegx"
2555 ;;
d33ed7b3 2556 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2557 arch="x86"
2558 ;;
2559esac
2560
851ffa80 2561is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2562enable $arch
e939cedd 2563
df5cdc24 2564# Add processor-specific flags
9ebd45c2 2565if enabled aarch64; then
33db40f8
MR
2566
2567 case $cpu in
2568 armv*)
2569 cpuflags="-march=$cpu"
2570 ;;
2571 *)
2572 cpuflags="-mcpu=$cpu"
2573 ;;
2574 esac
2575
2576elif enabled alpha; then
2577
2578 cpuflags="-mcpu=$cpu"
2579
2580elif enabled arm; then
2581
1234c66a
MR
2582 check_arm_arch() {
2583 check_cpp_condition stddef.h \
2584 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2585 $cpuflags
2586 }
2587
2588 probe_arm_arch() {
2589 if check_arm_arch 4; then echo armv4;
2590 elif check_arm_arch 4T; then echo armv4t;
2591 elif check_arm_arch 5; then echo armv5;
2592 elif check_arm_arch 5E; then echo armv5e;
2593 elif check_arm_arch 5T; then echo armv5t;
2594 elif check_arm_arch 5TE; then echo armv5te;
2595 elif check_arm_arch 5TEJ; then echo armv5te;
2596 elif check_arm_arch 6; then echo armv6;
2597 elif check_arm_arch 6J; then echo armv6j;
2598 elif check_arm_arch 6K; then echo armv6k;
2599 elif check_arm_arch 6Z; then echo armv6z;
2600 elif check_arm_arch 6ZK; then echo armv6zk;
2601 elif check_arm_arch 6T2; then echo armv6t2;
2602 elif check_arm_arch 7; then echo armv7;
2603 elif check_arm_arch 7A 7_A; then echo armv7-a;
2604 elif check_arm_arch 7R 7_R; then echo armv7-r;
2605 elif check_arm_arch 7M 7_M; then echo armv7-m;
2606 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2607 elif check_arm_arch 8A 8_A; then echo armv8-a;
2608 fi
2609 }
2610
2611 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2612
33db40f8
MR
2613 case $cpu in
2614 armv*)
2615 cpuflags="-march=$cpu"
2616 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2617 ;;
2618 *)
2619 cpuflags="-mcpu=$cpu"
2620 case $cpu in
2621 cortex-a*) subarch=armv7a ;;
2622 cortex-r*) subarch=armv7r ;;
2623 cortex-m*) enable thumb; subarch=armv7m ;;
2624 arm11*) subarch=armv6 ;;
2625 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2626 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2627 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2628 esac
2629 ;;
2630 esac
2631
f0fe245b
MR
2632 case "$subarch" in
2633 armv5t*) enable fast_clz ;;
2634 armv[6-8]*) enable fast_clz fast_unaligned ;;
2635 esac
2636
33db40f8
MR
2637elif enabled avr32; then
2638
2639 case $cpu in
2640 ap7[02]0[0-2])
2641 subarch="avr32_ap"
2642 cpuflags="-mpart=$cpu"
2643 ;;
2644 ap)
2645 subarch="avr32_ap"
2646 cpuflags="-march=$cpu"
2647 ;;
2648 uc3[ab]*)
2649 subarch="avr32_uc"
2650 cpuflags="-mcpu=$cpu"
2651 ;;
2652 uc)
2653 subarch="avr32_uc"
2654 cpuflags="-march=$cpu"
2655 ;;
2656 esac
2657
2658elif enabled bfin; then
2659
2660 cpuflags="-mcpu=$cpu"
2661
2662elif enabled mips; then
2663
2664 cpuflags="-march=$cpu"
2665
5d54c126 2666elif enabled ppc; then
343aef9b 2667
56348891
MR
2668 case $(tolower $cpu) in
2669 601|ppc601|powerpc601)
9dbd5c3d 2670 cpuflags="-mcpu=601"
64ad53ff 2671 disable altivec
9dbd5c3d 2672 ;;
56348891 2673 603*|ppc603*|powerpc603*)
9dbd5c3d 2674 cpuflags="-mcpu=603"
64ad53ff 2675 disable altivec
9dbd5c3d 2676 ;;
56348891 2677 604*|ppc604*|powerpc604*)
9dbd5c3d 2678 cpuflags="-mcpu=604"
64ad53ff 2679 disable altivec
9dbd5c3d 2680 ;;
56348891 2681 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2682 cpuflags="-mcpu=750"
64ad53ff 2683 disable altivec
9dbd5c3d 2684 ;;
56348891 2685 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2686 cpuflags="-mcpu=7450"
9dbd5c3d 2687 ;;
56348891 2688 74*|ppc74*|powerpc74*)
7f1fcaf0 2689 cpuflags="-mcpu=7400"
9dbd5c3d 2690 ;;
313f9fbf 2691 g5|970|ppc970|powerpc970)
7f1fcaf0 2692 cpuflags="-mcpu=970"
9dbd5c3d 2693 ;;
313f9fbf 2694 power[3-7]*)
7f1fcaf0 2695 cpuflags="-mcpu=$cpu"
313f9fbf 2696 ;;
56348891 2697 cell)
9dbd5c3d
MR
2698 cpuflags="-mcpu=cell"
2699 enable ldbrx
2700 ;;
4ab26cb4
DB
2701 e500mc)
2702 cpuflags="-mcpu=e500mc"
2703 disable altivec
2704 ;;
7b0b81a1
AL
2705 e500v2)
2706 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2707 disable altivec
2708 ;;
2709 e500)
2710 cpuflags="-mcpu=8540 -mhard-float"
2711 disable altivec
2712 ;;
9dbd5c3d 2713 esac
343aef9b 2714
33db40f8
MR
2715elif enabled sparc; then
2716
2717 case $cpu in
2718 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2719 cpuflags="-mcpu=$cpu"
2720 disable vis
2721 ;;
2722 ultrasparc*|niagara[234])
2723 cpuflags="-mcpu=$cpu"
2724 ;;
2725 esac
2726
343aef9b
MR
2727elif enabled x86; then
2728
9dbd5c3d
MR
2729 case $cpu in
2730 i[345]86|pentium)
2731 cpuflags="-march=$cpu"
2732 disable mmx
2733 ;;
2734 # targets that do NOT support conditional mov (cmov)
2735 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2736 cpuflags="-march=$cpu"
2737 disable cmov
2738 ;;
2739 # targets that do support conditional mov (cmov)
f2ce813e 2740 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2741 cpuflags="-march=$cpu"
2742 enable cmov
2743 enable fast_cmov
2744 ;;
2745 # targets that do support conditional mov but on which it's slow
2746 pentium4|pentium4m|prescott|nocona)
2747 cpuflags="-march=$cpu"
2748 enable cmov
2749 disable fast_cmov
2750 ;;
2751 esac
343aef9b 2752
343aef9b
MR
2753fi
2754
9ebd45c2
MR
2755if [ "$cpu" != generic ]; then
2756 add_cflags $cpuflags
2757 add_asflags $cpuflags
2758fi
df5cdc24 2759
993f2d0f
MR
2760# compiler sanity check
2761check_exec <<EOF
2762int main(void){ return 0; }
2763EOF
2764if test "$?" != 0; then
2765 echo "$cc is unable to create an executable file."
2766 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2767 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2768 echo "Only do this if you know what cross compiling means."
2769 fi
2770 die "C compiler test failed."
2771fi
2772
046f081b 2773add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2774check_cflags -std=c99
50a334e4 2775check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2776#include <stdlib.h>
2777EOF
50a334e4 2778check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2779#include <stdlib.h>
2780EOF
e9b9a2f8 2781
f0125de9 2782check_host_cflags -std=c99
0a6db2a2 2783check_host_cflags -Wall
f0125de9 2784
d4c99513
MR
2785check_64bit(){
2786 arch32=$1
2787 arch64=$2
2788 expr=$3
2789 check_code cc "" "int test[2*($expr) - 1]" &&
2790 subarch=$arch64 || subarch=$arch32
2791}
2792
b24dbcbd 2793case "$arch" in
d11cb13b 2794 aarch64|alpha|ia64)
2acda282
MR
2795 spic=$shared
2796 ;;
2797 mips)
2798 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2799 spic=$shared
b24dbcbd 2800 ;;
a6e9d649
MR
2801 parisc)
2802 check_64bit parisc parisc64 'sizeof(void *) > 4'
2803 spic=$shared
2804 ;;
56203596
MR
2805 ppc)
2806 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2807 spic=$shared
56203596 2808 ;;
4cd217c0
MR
2809 sparc)
2810 check_64bit sparc sparc64 'sizeof(void *) > 4'
2811 spic=$shared
2812 ;;
e939cedd 2813 x86)
d4c99513 2814 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2815 if test "$subarch" = "x86_64"; then
e939cedd 2816 spic=$shared
de27f4d9 2817 fi
b24dbcbd 2818 ;;
b24dbcbd
RP
2819esac
2820
343aef9b 2821enable $subarch
8a3c8627 2822enabled spic && enable pic
b24dbcbd 2823
7483e694 2824# OS specific
4f854758 2825case $target_os in
a1629e28 2826 haiku)
63ae7e7c 2827 prefix_default="/boot/common"
108caaaa 2828 network_extralibs="-lnetwork"
f59c4bd6 2829 host_libs=
a1629e28 2830 ;;
7483e694 2831 sunos)
4d58e4cb 2832 AVSERVERLDFLAGS=""
9987769a 2833 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2834 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2835 network_extralibs="-lsocket -lnsl"
779222db 2836 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2837 # When using suncc to build, the Solaris linker will mark
2838 # an executable with each instruction set encountered by
2839 # the Solaris assembler. As our libraries contain their own
2840 # guards for processor-specific code, instead suppress
2841 # generation of the HWCAPS ELF section on Solaris x86 only.
2842 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2843 nm_default='nm -P -g'
7483e694
DB
2844 ;;
2845 netbsd)
a1e4b3f6 2846 disable symver
07a8eef6
MR
2847 oss_indev_extralibs="-lossaudio"
2848 oss_outdev_extralibs="-lossaudio"
7483e694 2849 ;;
d488c3bc 2850 openbsd|bitrig)
7c4a001a 2851 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2852 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2853 # however the generated executable will not do anything
2854 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2855 # Thus explicitly enable PIC here.
cd78208b 2856 enable pic
a1e4b3f6 2857 disable symver
7483e694 2858 SHFLAGS='-shared'
d5683aba
BS
2859 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2860 SLIB_INSTALL_LINKS=
07a8eef6
MR
2861 oss_indev_extralibs="-lossaudio"
2862 oss_outdev_extralibs="-lossaudio"
7483e694 2863 ;;
a1e4b3f6 2864 dragonfly)
a1e4b3f6
MR
2865 disable symver
2866 ;;
2867 freebsd)
7483e694
DB
2868 ;;
2869 bsd/os)
355d81df 2870 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2871 ;;
2872 darwin)
301ab19d 2873 gas="gas-preprocessor.pl $cc"
e08b8239 2874 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2875 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2876 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2877 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2878 SLIBSUF=".dylib"
2879 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2880 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2881 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2882 objformat="macho"
1b0f6fb8 2883 enabled x86_64 && objformat="macho64"
8dfa86f7 2884 enabled_any pic shared ||
2704bd1a 2885 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2886 ;;
2887 mingw32*)
9d3f4f50 2888 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2889 disable network
2890 else
2891 target_os=mingw32
2892 fi
dcc01c06 2893 LIBTARGET=i386
1fc9fb8a 2894 if enabled x86_64; then
417516f6 2895 LIBTARGET="i386:x86-64"
336cc1b0 2896 elif enabled arm; then
15c5156d 2897 LIBTARGET=arm-wince
dcc01c06 2898 fi
fbd971a4 2899 shlibdir_default="$bindir_default"
7483e694
DB
2900 SLIBPREF=""
2901 SLIBSUF=".dll"
7483e694
DB
2902 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2903 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2904 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2905 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2906 SLIB_INSTALL_LINKS=
2907 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2908 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2909 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2910 objformat="win32"
ec10a9ab 2911 dlltool="${cross_prefix}dlltool"
a3222470 2912 ranlib=:
bc574408 2913 enable dos_paths
5666a9f2 2914 add_cppflags -U__STRICT_ANSI__
7483e694 2915 ;;
53e8cd68 2916 win32|win64)
d66c52c2
MS
2917 if enabled shared; then
2918 # Link to the import library instead of the normal static library
2919 # for shared libs.
2920 LD_LIB='%.lib'
2921 # Cannot build shared and static libraries at the same time with
2922 # MSVC.
2923 disable static
2924 fi
2925 shlibdir_default="$bindir_default"
2926 SLIBPREF=""
2927 SLIBSUF=".dll"
2928 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2929 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2930 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2931 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2932 SLIB_INSTALL_LINKS=
2933 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2934 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2935 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2936 objformat="win32"
2937 ranlib=:
2938 enable dos_paths
2939 ;;
7483e694 2940 cygwin*)
4f854758 2941 target_os=cygwin
fbd971a4 2942 shlibdir_default="$bindir_default"
7483e694
DB
2943 SLIBPREF="cyg"
2944 SLIBSUF=".dll"
2945 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2946 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2947 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2948 SLIB_INSTALL_LINKS=
2949 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2950 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2951 objformat="win32"
bc574408 2952 enable dos_paths
7483e694 2953 ;;
4f365f37 2954 *-dos|freedos|opendos)
4f365f37 2955 network_extralibs="-lsocket"
ff1c015d 2956 objformat="coff"
bc574408 2957 enable dos_paths
a7a187a1 2958 add_cppflags -U__STRICT_ANSI__
4f365f37 2959 ;;
7483e694 2960 linux)
7483e694
DB
2961 enable dv1394
2962 ;;
2963 irix*)
4f854758 2964 target_os=irix
7483e694
DB
2965 ranlib="echo ignoring ranlib"
2966 ;;
d22e8442 2967 os/2*)
d22e8442 2968 ln_s="cp -f"
9297f1ed 2969 objformat="aout"
e14574eb 2970 add_cppflags -D_GNU_SOURCE
355d81df 2971 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2972 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2973 AVSERVERLDFLAGS=""
287d3b13 2974 LIBSUF="_s.a"
d22e8442
DY
2975 SLIBPREF=""
2976 SLIBSUF=".dll"
2977 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2978 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2979 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2980 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2981 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2982 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2983 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2984 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2985 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2986 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2987 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2988 enable dos_paths
d22e8442 2989 ;;
83993c1c 2990 gnu/kfreebsd)
3bd1eacd 2991 add_cppflags -D_BSD_SOURCE
83993c1c 2992 ;;
34e82167 2993 gnu)
34e82167 2994 ;;
d33ed7b3
MR
2995 qnx)
2996 add_cppflags -D_QNX_SOURCE
2997 network_extralibs="-lsocket"
2998 ;;
1c69c79f
MS
2999 symbian)
3000 SLIBSUF=".dll"
3001 enable dos_paths
e3bc07f4
MS
3002 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3003 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3004 add_ldflags -Wl,--target1-abs,--no-undefined \
3005 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3006 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3007 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3008 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3009 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3010 ;;
fdd66609
MR
3011 osf1)
3012 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3013 AVSERVERLDFLAGS=
3014 ;;
741a8b72
MR
3015 minix)
3016 ;;
4ebc6a74
MR
3017 plan9)
3018 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3019 -D_REENTRANT_SOURCE \
3020 -D_RESEARCH_SOURCE \
3021 -DFD_SETSIZE=96 \
3022 -DHAVE_SOCK_OPTS
3023 add_compat strtod.o strtod=avpriv_strtod
3024 network_extralibs='-lbsd'
3025 exeobjs=compat/plan9/main.o
3026 disable avserver
3027 ln_s='ln -s -f'
3028 cp_f='cp'
3029 ;;
614d8911
MR
3030 none)
3031 ;;
7483e694 3032 *)
4f924f9a 3033 die "Unknown OS '$target_os'."
7483e694
DB
3034 ;;
3035esac
3036
b797f3c4
MR
3037# determine libc flavour
3038
3039if check_cpp_condition features.h "defined __UCLIBC__"; then
3040 libc_type=uclibc
3bd1eacd 3041 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3042elif check_cpp_condition features.h "defined __GLIBC__"; then
3043 libc_type=glibc
3bd1eacd 3044 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3045elif check_header _mingw.h; then
3046 libc_type=mingw
3047 check_cpp_condition _mingw.h \
3048 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3049 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3050 die "ERROR: MinGW runtime version must be >= 3.15."
3051elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3052 libc_type=newlib
8f7b814f 3053 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3054elif check_func_headers stdlib.h _get_doserrno; then
3055 libc_type=msvcrt
84e65c76
MR
3056 add_compat strtod.o strtod=avpriv_strtod
3057 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3058 _snprintf=avpriv_snprintf \
3059 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3060elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3061 libc_type=klibc
3062fi
3063
3064test -n "$libc_type" && enable $libc_type
3065
5ab432fa
MR
3066# hacks for compiler/libc/os combinations
3067
3068if enabled_all tms470 glibc; then
b6f8d635 3069 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3070 add_cppflags -D__USER_LABEL_PREFIX__=
3071 add_cppflags -D__builtin_memset=memset
3072 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3073 add_cflags -pds=48 # incompatible redefinition of macro
3074fi
3075
457cc333
MR
3076if enabled_all ccc glibc; then
3077 add_ldflags -Wl,-z,now # calls to libots crash without this
3078fi
3079
6555acad
MR
3080esc(){
3081 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3082}
3083
3084echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3085
13cb2187
AS
3086check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3087
c9d19248 3088set_default $PATHS_LIST
2a8a860a 3089set_default nm
c9d19248 3090
320d060a 3091# we need to build at least one lib type
93b3c083 3092if ! enabled_any static shared; then
320d060a
DB
3093 cat <<EOF
3094At least one library type must be built.
3095Specify --enable-static to build the static libraries or --enable-shared to
3096build the shared libraries as well. To only build the shared libraries specify
3097--disable-static in addition to --enable-shared.
3098EOF
3099 exit 1;
3100fi
3101
2184c6f7 3102die_license_disabled() {
4c27207c 3103 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3104}
3105
e417d80d 3106die_license_disabled gpl libcdio
2184c6f7 3107die_license_disabled gpl libx264
de295976 3108die_license_disabled gpl libxavs
2184c6f7 3109die_license_disabled gpl libxvid
2184c6f7
DB
3110die_license_disabled gpl x11grab
3111
2f7ae63b 3112die_license_disabled nonfree libfaac
87246953 3113die_license_disabled nonfree libfdk_aac
a060866f 3114die_license_disabled nonfree openssl
b2e3c528 3115
0b175caa
DB
3116die_license_disabled version3 libopencore_amrnb
3117die_license_disabled version3 libopencore_amrwb
d89e738a 3118die_license_disabled version3 libvo_aacenc
f502ff3f 3119die_license_disabled version3 libvo_amrwbenc
0b175caa 3120
9cad0e4e 3121enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3122
40617a6d 3123disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3124
e276d9e8
MR
3125enable_pic() {
3126 enable pic
bce7b696
MR
3127 add_cppflags -DPIC
3128 add_cflags -fPIC
3129 add_asflags -fPIC
e276d9e8
MR
3130}
3131
3132enabled pic && enable_pic
bce7b696 3133
b4d96ba2
MR
3134check_cc <<EOF || die "Symbol mangling check failed."
3135int ff_extern;
3136EOF
2a8a860a 3137sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3138extern_prefix=${sym%%ff_extern*}
3139
afb5ed55 3140check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3141void foo(void) { __asm__ volatile ("" ::); }
3142EOF
61d251db 3143
df5e3978
MR
3144_restrict=
3145for restrict_keyword in restrict __restrict__ __restrict; do
3146 check_cc <<EOF && _restrict=$restrict_keyword && break
3147void foo(char * $restrict_keyword p);
3148EOF
3149done
3150
3151check_cc <<EOF && enable attribute_packed
3152struct { int x; } __attribute__((packed)) x;
3153EOF
3154
dffb41b9
MR
3155check_cc <<EOF && enable attribute_may_alias
3156union { int x; } __attribute__((may_alias)) x;
3157EOF
3158
df5e3978
MR
3159check_cc <<EOF || die "endian test failed"
3160unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3161EOF
48fc536a 3162od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3163
e939cedd
MR
3164if enabled alpha; then
3165
3166 check_cflags -mieee
3167
3168elif enabled arm; then
e45391bb 3169
66371c28 3170 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3171 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3172 nogas=die
50fa82e6 3173
44caaa56
MR
3174 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3175 enable vfp_args
3176 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3177 case "${cross_prefix:-$cc}" in
3178 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3179 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3180__asm__ (".eabi_attribute 28, 1");
3181int main(void) { return 0; }
3182EOF
44caaa56
MR
3183 esac
3184 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3185 fi
fa0912fe 3186
7f2b3dca
MR
3187 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3188 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3189 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3190 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3191 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3192 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3193
b57c1da8
MR
3194 [ $target_os = linux ] ||
3195 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3196 $ARCH_EXT_LIST_ARM
e45391bb 3197
575db883
DB
3198 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3199 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3200
e276d9e8
MR
3201 enabled_all armv6t2 shared !pic && enable_pic
3202
fa0912fe 3203elif enabled mips; then
e45391bb 3204
575db883 3205 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3206
5af530f5
MR
3207elif enabled parisc; then
3208
3209 if enabled gcc; then
3210 case $($cc -dumpversion) in
3211 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3212 esac
3213 fi
3214
fa0912fe 3215elif enabled ppc; then
e45391bb 3216
e6a0c354
MR
3217 enable local_aligned_8 local_aligned_16
3218
575db883
DB
3219 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3220 check_inline_asm ibm_asm '"add 0, 0, 0"'
3221 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3222 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3223
3224 # AltiVec flags: The FSF version of GCC differs from the Apple version
3225 if enabled altivec; then
301ab19d 3226 nogas=warn
fa0912fe
MR
3227 check_cflags -maltivec -mabi=altivec &&
3228 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3229 check_cflags -faltivec
3230
3231 # check if our compiler supports Motorola AltiVec C API
3232 check_cc <<EOF || disable altivec
3233$inc_altivec_h
3234int main(void) {
20bcce50
MR
3235 vector signed int v1 = (vector signed int) { 0 };
3236 vector signed int v2 = (vector signed int) { 1 };
3237 v1 = vec_add(v1, v2);
fa0912fe
MR
3238 return 0;
3239}
3240EOF
3241
20bcce50 3242 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3243 fi
e45391bb 3244
fa0912fe 3245elif enabled sparc; then
e45391bb 3246
6aa93689 3247 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3248
fa0912fe 3249elif enabled x86; then
e45391bb 3250
8e85ba8d
DB
3251 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3252
f80ddd5b
RB
3253 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3254
e6a0c354
MR
3255 enable local_aligned_8 local_aligned_16
3256
44965991
PI
3257 # check whether EBP is available on x86
3258 # As 'i' is stored on the stack, this program will crash
3259 # if the base pointer is used to access it because the
3260 # base pointer is cleared in the inline assembly code.
7dfef245 3261 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3262volatile int i=0;
3263__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3264return i;
44965991
PI
3265EOF
3266
f494213c 3267 # check whether EBX is available on x86
575db883
DB
3268 check_inline_asm ebx_available '""::"b"(0)' &&
3269 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3270
6f74fb03 3271 # check whether xmm clobbers are supported
575db883 3272 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3273
239fdf1b 3274 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3275 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3276 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3277
9cca1e40 3278 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3279 if check_cmd $yasmexe --version; then
3280 enabled x86_64 && yasm_extra="-m amd64"
3281 yasm_debug="-g dwarf2"
3282 elif check_cmd nasm -v; then
3283 yasmexe=nasm
3284 yasm_debug="-g -F dwarf"
3285 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3286 fi
3287
3288 YASMFLAGS="-f $objformat $yasm_extra"
3289 enabled pic && append YASMFLAGS "-DPIC"
3290 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3291 case "$objformat" in
3292 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3293 esac
3294
b8e8a07c 3295 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3296 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3297 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3298 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3299 fi
e45391bb 3300
669b5583
MR
3301 case "$cpu" in
3302 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3303 disable fast_clz
3304 ;;
3305 esac
3306
44965991
PI
3307fi
3308
301ab19d
MR
3309if enabled asm; then
3310 as=${gas:=$as}
7fd90119 3311 check_as <<EOF && enable gnu_as || \
301ab19d 3312 $nogas "GNU assembler not found, install gas-preprocessor"
7fd90119
MR
3313.macro m n
3314\n: .int 0
3315.endm
3316m x
3317EOF
301ab19d
MR
3318fi
3319
4a7e068b
MR
3320check_ldflags -Wl,--as-needed
3321
a98bb16d
RP
3322if check_func dlopen; then
3323 ldl=
3324elif check_func dlopen -ldl; then
3325 ldl=-ldl
8bf5d58f
MN
3326fi
3327