Use the avstring.h locale-independent character type functions
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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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:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$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]
06454877 123 --disable-network disable network support [no]
7f3f5f46 124 --disable-dct disable DCT code
193cdd9a 125 --disable-lsp disable LSP code
2a91ada8 126 --disable-lzo disable LZO decoder code
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127 --disable-mdct disable MDCT code
128 --disable-rdft disable RDFT code
3b327a4b 129 --disable-fft disable FFT code
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130
131Hardware accelerators:
3b327a4b 132 --enable-dxva2 enable DXVA2 code
dcb73592 133 --enable-vaapi enable VAAPI code
ac3dbb4d 134 --enable-vda enable VDA code
e8f6bd4b 135 --enable-vdpau enable VDPAU code
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136
137Individual component options:
bb55e3a3 138 --disable-everything disable all components listed below
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139 --disable-encoder=NAME disable encoder NAME
140 --enable-encoder=NAME enable encoder NAME
141 --disable-encoders disable all encoders
142 --disable-decoder=NAME disable decoder NAME
143 --enable-decoder=NAME enable decoder NAME
144 --disable-decoders disable all decoders
145 --disable-hwaccel=NAME disable hwaccel NAME
146 --enable-hwaccel=NAME enable hwaccel NAME
147 --disable-hwaccels disable all hwaccels
148 --disable-muxer=NAME disable muxer NAME
149 --enable-muxer=NAME enable muxer NAME
150 --disable-muxers disable all muxers
151 --disable-demuxer=NAME disable demuxer NAME
152 --enable-demuxer=NAME enable demuxer NAME
153 --disable-demuxers disable all demuxers
154 --enable-parser=NAME enable parser NAME
155 --disable-parser=NAME disable parser NAME
156 --disable-parsers disable all parsers
157 --enable-bsf=NAME enable bitstream filter NAME
158 --disable-bsf=NAME disable bitstream filter NAME
159 --disable-bsfs disable all bitstream filters
160 --enable-protocol=NAME enable protocol NAME
161 --disable-protocol=NAME disable protocol NAME
162 --disable-protocols disable all protocols
3b327a4b 163 --enable-indev=NAME enable input device NAME
06454877 164 --disable-indev=NAME disable input device NAME
06454877 165 --disable-indevs disable input devices
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166 --enable-outdev=NAME enable output device NAME
167 --disable-outdev=NAME disable output device NAME
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168 --disable-outdevs disable output devices
169 --disable-devices disable all devices
170 --enable-filter=NAME enable filter NAME
171 --disable-filter=NAME disable filter NAME
172 --disable-filters disable all filters
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173
174External library support:
175 --enable-avisynth enable reading of AVISynth script files [no]
176 --enable-bzlib enable bzlib [autodetect]
47941088 177 --enable-frei0r enable frei0r video filtering
bc8c1395 178 --enable-gnutls enable gnutls [no]
e417d80d 179 --enable-libcdio enable audio CD grabbing with libcdio
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180 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
181 and libraw1394 [no]
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182 --enable-libfaac enable AAC encoding via libfaac [no]
183 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 184 --enable-libfreetype enable libfreetype [no]
c547e5ff 185 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 186 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 187 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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188 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
189 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
190 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 191 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 192 --enable-libopus enable Opus decoding via libopus [no]
7c922411 193 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 194 --enable-librtmp enable RTMP[E] support via librtmp [no]
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195 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
196 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 197 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 198 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 199 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 200 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 201 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
06454877 202 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 203 --enable-libxavs enable AVS encoding via xavs [no]
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204 --enable-libxvid enable Xvid encoding via xvidcore,
205 native MPEG-4/Xvid encoder exists [no]
a060866f 206 --enable-openssl enable openssl [no]
45235ac4 207 --enable-x11grab enable X11 grabbing [no]
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208 --enable-zlib enable zlib [autodetect]
209
210Advanced options (experts only):
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211 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
212 --enable-cross-compile assume a cross-compiler is used
213 --sysroot=PATH root of cross-build tree
214 --sysinclude=PATH location of cross-build system headers
215 --target-os=OS compiler targets OS [$target_os]
216 --target-exec=CMD command to run executables on target
217 --target-path=DIR path to view of build directory on target
aeeb782c 218 --toolchain=NAME set tool defaults according to NAME
06454877 219 --nm=NM use nm tool
121d78d0 220 --ar=AR use archive tool AR [$ar_default]
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221 --as=AS use assembler AS [$as_default]
222 --cc=CC use C compiler CC [$cc_default]
193cdd9a 223 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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224 --ld=LD use linker LD
225 --host-cc=HOSTCC use host C compiler HOSTCC
226 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 227 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 228 --host-ld=HOSTLD use host linker HOSTLD
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229 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
230 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 231 --host-os=OS compiler host OS [$target_os]
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232 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
233 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
234 --extra-libs=ELIBS add ELIBS [$ELIBS]
235 --extra-version=STRING version string suffix []
193cdd9a 236 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 237 --build-suffix=SUFFIX library name suffix []
3b327a4b 238 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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239 --arch=ARCH select architecture [$arch]
240 --cpu=CPU select the minimum required CPU (affects
241 instruction selection, may crash on older CPUs)
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242 --enable-pic build position-independent code
243 --enable-sram allow use of on-chip SRAM
193cdd9a 244 --enable-thumb compile for Thumb instruction set
3b327a4b 245 --disable-symver disable symbol versioning
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246 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
247 --disable-safe-bitstream-reader
248 disable buffer boundary checking in bitreaders
249 (faster, but may crash)
250 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 251 --enable-lto use link-time optimization
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252
253Optimization options (experts only):
c8a4ae00 254 --disable-asm disable all assembler optimizations
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255 --disable-altivec disable AltiVec optimizations
256 --disable-amd3dnow disable 3DNow! optimizations
257 --disable-amd3dnowext disable 3DNow! extended optimizations
258 --disable-mmx disable MMX optimizations
239fdf1b 259 --disable-mmxext disable MMXEXT optimizations
06454877 260 --disable-sse disable SSE optimizations
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261 --disable-sse2 disable SSE2 optimizations
262 --disable-sse3 disable SSE3 optimizations
06454877 263 --disable-ssse3 disable SSSE3 optimizations
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264 --disable-sse4 disable SSE4 optimizations
265 --disable-sse42 disable SSE4.2 optimizations
87f1355f 266 --disable-avx disable AVX optimizations
79687079 267 --disable-fma4 disable FMA4 optimizations
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268 --disable-armv5te disable armv5te optimizations
269 --disable-armv6 disable armv6 optimizations
270 --disable-armv6t2 disable armv6t2 optimizations
b3267559 271 --disable-vfp disable VFP optimizations
5ea20630 272 --disable-neon disable NEON optimizations
06454877 273 --disable-vis disable VIS optimizations
afb5ed55 274 --disable-inline-asm disable use of inline assembler
06454877 275 --disable-yasm disable use of yasm assembler
06454877 276
070c5d0f 277Developer options (useful when working on Libav itself):
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278 --disable-debug disable debugging symbols
279 --enable-debug=LEVEL set the debug level [$debuglevel]
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280 --disable-optimizations disable compiler optimizations
281 --enable-extra-warnings enable more compiler warnings
52b3cc60 282 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 283 \$LIBAV_SAMPLES at make invocation time.
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284 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
285 should be used only for debugging purposes)
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286 --enable-random randomly enable/disable components
287 --disable-random
288 --enable-random=LIST randomly enable/disable specific components or
289 --disable-random=LIST component groups. LIST is a comma-separated list
290 of NAME[:PROB] entries where NAME is a component
291 (group) and PROB the probability associated with
292 NAME (default 0.5).
293 --random-seed=VALUE seed value for --enable/disable-random
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294
295NOTE: Object files are built at the place where configure is launched.
296EOF
60e8bc13 297 exit 0
74c53c2d 298}
cf9d24ad 299
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300quotes='""'
301
57bd82d4 302log(){
2270b4b2 303 echo "$@" >> $logfile
57bd82d4
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304}
305
720c69da 306log_file(){
c8e9f801 307 log BEGIN $1
2270b4b2 308 pr -n -t $1 >> $logfile
c8e9f801
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309 log END $1
310}
311
2ba042a7 312echolog(){
c8e9f801 313 log "$@"
57bd82d4 314 echo "$@"
2ba042a7
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315}
316
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317warn(){
318 log "WARNING: $*"
319 WARNINGS="${WARNINGS}WARNING: $*\n"
320}
321
2ba042a7
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322die(){
323 echolog "$@"
324 cat <<EOF
d326cf7f 325
2ba042a7 326If you think configure made a mistake, make sure you are using the latest
4a6a21f5 327version from Git. If the latest version fails, report the problem to the
070c5d0f 328libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 329EOF
e155a21a 330 if disabled logging; then
2ba042a7 331 cat <<EOF
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332Rerun configure with logging enabled (do not use --disable-logging), and
333include the log this produces with your report.
2ba042a7
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334EOF
335 else
f69f51b3 336 cat <<EOF
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337Include the log file "$logfile" produced by configure as this will help
338solving the problem.
2ba042a7
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339EOF
340 fi
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341 exit 1
342}
343
6c6007d6 344# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 345toupper(){
6c6007d6 346 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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347}
348
4a5444db 349tolower(){
6c6007d6 350 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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351}
352
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353c_escape(){
354 echo "$*" | sed 's/["\\]/\\\0/g'
355}
356
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357sh_quote(){
358 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 359 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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360 echo "$v"
361}
362
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363cleanws(){
364 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
365}
366
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367filter(){
368 pat=$1
369 shift
370 for v; do
98ef6079 371 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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372 done
373}
374
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375filter_out(){
376 pat=$1
377 shift
378 for v; do
379 eval "case $v in $pat) ;; *) echo $v ;; esac"
380 done
381}
382
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383map(){
384 m=$1
385 shift
e0e335a0 386 for v; do eval $m; done
36e2dea0
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387}
388
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389add_suffix(){
390 suffix=$1
391 shift
392 for v; do echo ${v}${suffix}; done
393}
394
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395set_all(){
396 value=$1
397 shift
398 for var in $*; do
399 eval $var=$value
400 done
401}
402
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403set_weak(){
404 value=$1
405 shift
406 for var; do
407 eval : \${$var:=$value}
408 done
409}
410
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411sanitize_var_name(){
412 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
413}
414
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415set_safe(){
416 var=$1
417 shift
f868b24d 418 eval $(sanitize_var_name "$var")='$*'
3f8040db
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419}
420
421get_safe(){
f868b24d 422 eval echo \$$(sanitize_var_name "$1")
3f8040db
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423}
424
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425pushvar(){
426 for var in $*; do
427 eval level=\${${var}_level:=0}
428 eval ${var}_${level}="\$$var"
429 eval ${var}_level=$(($level+1))
430 done
431}
432
433popvar(){
434 for var in $*; do
435 eval level=\${${var}_level:-0}
436 test $level = 0 && continue
437 eval level=$(($level-1))
438 eval $var="\${${var}_${level}}"
439 eval ${var}_level=$level
440 eval unset ${var}_${level}
441 done
442}
443
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444enable(){
445 set_all yes $*
446}
447
448disable(){
449 set_all no $*
450}
451
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452enable_weak(){
453 set_weak yes $*
454}
455
456disable_weak(){
457 set_weak no $*
458}
459
72702705 460enable_safe(){
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461 for var; do
462 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
463 done
72702705
MR
464}
465
466disable_safe(){
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467 for var; do
468 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
469 done
72702705
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470}
471
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472do_enable_deep(){
473 for var; do
474 enabled $var && continue
475 eval sel="\$${var}_select"
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476 eval sgs="\$${var}_suggest"
477 pushvar var sgs
f9d328da 478 enable_deep $sel
c510c7b5
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479 popvar sgs
480 enable_deep_weak $sgs
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481 popvar var
482 done
483}
484
485enable_deep(){
486 do_enable_deep $*
487 enable $*
488}
489
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490enable_deep_weak(){
491 do_enable_deep $*
492 enable_weak $*
493}
494
57bd82d4 495enabled(){
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496 test "${1#!}" = "$1" && op== || op=!=
497 eval test "x\$${1#!}" $op "xyes"
44161118
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498}
499
37970ebf 500disabled(){
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501 test "${1#!}" = "$1" && op== || op=!=
502 eval test "x\$${1#!}" $op "xno"
37970ebf
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503}
504
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505enabled_all(){
506 for opt; do
507 enabled $opt || return 1
508 done
509}
510
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511disabled_all(){
512 for opt; do
513 disabled $opt || return 1
514 done
515}
516
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517enabled_any(){
518 for opt; do
519 enabled $opt && return 0
520 done
521}
522
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523disabled_any(){
524 for opt; do
525 disabled $opt && return 0
526 done
f7b230a7 527 return 1
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DB
528}
529
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530set_default(){
531 for opt; do
88268e94 532 eval : \${$opt:=\$${opt}_default}
c9d19248
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533 done
534}
535
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536is_in(){
537 value=$1
538 shift
539 for var in $*; do
540 [ $var = $value ] && return 0
541 done
542 return 1
543}
544
d4f8cecc 545do_check_deps(){
30fd06be 546 for cfg; do
3250003c 547 cfg="${cfg#!}"
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548 enabled ${cfg}_checking && die "Circular dependency for $cfg."
549 disabled ${cfg}_checking && continue
550 enable ${cfg}_checking
d4f8cecc 551 append allopts $cfg
799c9e9b 552
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553 eval dep_all="\$${cfg}_deps"
554 eval dep_any="\$${cfg}_deps_any"
7ef3425f 555 eval dep_sel="\$${cfg}_select"
c510c7b5 556 eval dep_sgs="\$${cfg}_suggest"
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557 eval dep_ifa="\$${cfg}_if"
558 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 559
3d7453e0 560 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 561 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 562 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 563
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564 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
565 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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566 enabled_all $dep_all || disable $cfg
567 enabled_any $dep_any || disable $cfg
7ef3425f 568 disabled_any $dep_sel && disable $cfg
799c9e9b 569
4ec45764 570 if enabled $cfg; then
f9d328da 571 enable_deep $dep_sel
c510c7b5 572 enable_deep_weak $dep_sgs
4ec45764
RP
573 fi
574
799c9e9b 575 disable ${cfg}_checking
30fd06be
MR
576 done
577}
578
d4f8cecc
MR
579check_deps(){
580 unset allopts
581
582 do_check_deps "$@"
583
584 for cfg in $allopts; do
585 enabled $cfg || continue
586 eval dep_extralibs="\$${cfg}_extralibs"
587 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
588 done
589}
590
44161118
MR
591print_config(){
592 pfx=$1
72cfcf41
MR
593 files=$2
594 shift 2
f454e879
MR
595 map 'eval echo "$v \${$v:-no}"' "$@" |
596 awk "BEGIN { split(\"$files\", files) }
597 {
598 c = \"$pfx\" toupper(\$1);
599 v = \$2;
600 sub(/yes/, 1, v);
601 sub(/no/, 0, v);
602 for (f in files) {
603 file = files[f];
604 if (file ~ /\\.h\$/) {
605 printf(\"#define %s %d\\n\", c, v) >>file;
606 } else if (file ~ /\\.asm\$/) {
607 printf(\"%%define %s %d\\n\", c, v) >>file;
608 } else if (file ~ /\\.mak\$/) {
d16c4aeb 609 n = -v ? \"\" : \"!\";
f454e879
MR
610 printf(\"%s%s=yes\\n\", n, c) >>file;
611 }
612 }
613 }"
57bd82d4
MR
614}
615
31c0121d 616print_enabled(){
31c0121d
MR
617 suf=$1
618 shift
619 for v; do
9eda2a85 620 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
621 done
622}
623
57bd82d4
MR
624append(){
625 var=$1
626 shift
57bd82d4
MR
627 eval "$var=\"\$$var $*\""
628}
629
60361817
MR
630prepend(){
631 var=$1
632 shift
633 eval "$var=\"$* \$$var\""
634}
635
50a334e4 636add_cppflags(){
cd52ec95 637 append CPPFLAGS "$@"
50a334e4
MR
638}
639
57bd82d4 640add_cflags(){
01d31e16 641 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
642}
643
2f2e6c7c 644add_asflags(){
01d31e16 645 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
646}
647
57bd82d4 648add_ldflags(){
64933b6c 649 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
650}
651
652add_extralibs(){
64933b6c 653 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
654}
655
4cc4b33f
DB
656add_host_cppflags(){
657 append host_cppflags "$@"
658}
659
6c3fa06a
MR
660add_host_cflags(){
661 append host_cflags $($host_cflags_filter "$@")
662}
663
664add_host_ldflags(){
665 append host_ldflags $($host_ldflags_filter "$@")
666}
667
84e65c76
MR
668add_compat(){
669 append compat_objs $1
670 shift
671 map 'add_cppflags -D$v' "$@"
672}
673
b0cfb663 674check_cmd(){
b3cb5d51 675 log "$@"
2270b4b2 676 "$@" >> $logfile 2>&1
b0cfb663
MR
677}
678
b2704a65
MR
679cc_o(){
680 eval printf '%s\\n' $CC_O
681}
682
18031c49
MR
683cc_e(){
684 eval printf '%s\\n' $CC_E
685}
686
dcd479c0 687check_cc(){
57bd82d4 688 log check_cc "$@"
2270b4b2 689 cat > $TMPC
720c69da 690 log_file $TMPC
23565c26 691 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
692}
693
694check_cpp(){
695 log check_cpp "$@"
2270b4b2 696 cat > $TMPC
720c69da 697 log_file $TMPC
18031c49 698 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
699}
700
df0d6341
MR
701as_o(){
702 eval printf '%s\\n' $AS_O
703}
704
f65883c8
MR
705check_as(){
706 log check_as "$@"
7fd90119
MR
707 cat > $TMPS
708 log_file $TMPS
709 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
710}
711
575db883
DB
712check_inline_asm(){
713 log check_inline_asm "$@"
940f335a 714 name="$1"
3784e82e 715 code="$2"
940f335a 716 shift 2
49214f61 717 disable $name
7fd90119 718 check_cc "$@" <<EOF && enable $name
3784e82e 719void foo(void){ __asm__ volatile($code); }
940f335a
MR
720EOF
721}
722
c6ebc9fa
MR
723check_insn(){
724 log check_insn "$@"
725 check_inline_asm ${1}_inline "\"$2\""
726 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
727}
728
304d586d
LM
729check_yasm(){
730 log check_yasm "$@"
731 echo "$1" > $TMPS
732 log_file $TMPS
733 shift 1
734 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
735}
736
29b64b68
MR
737ld_o(){
738 eval printf '%s\\n' $LD_O
739}
740
dcd479c0 741check_ld(){
57bd82d4 742 log check_ld "$@"
66a1ccd7
MR
743 flags=$(filter_out '-l*' "$@")
744 libs=$(filter '-l*' "$@")
01d31e16 745 check_cc $($cflags_filter $flags) || return
64933b6c
MR
746 flags=$($ldflags_filter $flags)
747 libs=$($ldflags_filter $libs)
29b64b68 748 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
749}
750
5adc829e
MR
751check_code(){
752 log check_code "$@"
753 check=$1
754 headers=$2
755 code=$3
756 shift 3
757 {
758 for hdr in $headers; do
759 echo "#include <$hdr>"
760 done
761 echo "int main(void) { $code; return 0; }"
762 } | check_$check "$@"
763}
764
50a334e4
MR
765check_cppflags(){
766 log check_cppflags "$@"
caf458dd 767 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
768int x;
769EOF
770}
771
dcd479c0 772check_cflags(){
57bd82d4 773 log check_cflags "$@"
01d31e16 774 set -- $($cflags_filter "$@")
caf458dd 775 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
776int x;
777EOF
778}
779
2ed46eea
MR
780test_ldflags(){
781 log test_ldflags "$@"
782 check_ld "$@" <<EOF
c23a0ac8 783int main(void){ return 0; }
dcd479c0
MR
784EOF
785}
786
2ed46eea
MR
787check_ldflags(){
788 log check_ldflags "$@"
789 test_ldflags "$@" && add_ldflags "$@"
790}
791
dcd479c0 792check_header(){
57bd82d4 793 log check_header "$@"
dcd479c0
MR
794 header=$1
795 shift
b77df637
MR
796 disable_safe $header
797 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
798#include <$header>
799int x;
800EOF
801}
802
803check_func(){
57bd82d4 804 log check_func "$@"
dcd479c0
MR
805 func=$1
806 shift
d8bc5f06
MR
807 disable $func
808 check_ld "$@" <<EOF && enable $func
dcd479c0 809extern int $func();
c23a0ac8 810int main(void){ $func(); }
dcd479c0
MR
811EOF
812}
813
645d2652 814check_mathfunc(){
6b73c0ae 815 log check_mathfunc "$@"
645d2652 816 func=$1
1aa07aa2
MR
817 narg=$2
818 shift 2
819 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
820 disable $func
821 check_ld "$@" <<EOF && enable $func
822#include <math.h>
1aa07aa2 823float foo(float f, float g) { return $func($args); }
33bd38db 824int main(void){ return 0; }
645d2652
MR
825EOF
826}
827
2446d3d6
DB
828check_func_headers(){
829 log check_func_headers "$@"
f8d7b072 830 headers=$1
edaf1ae2 831 funcs=$2
f8d7b072 832 shift 2
edaf1ae2
MR
833 {
834 for hdr in $headers; do
835 echo "#include <$hdr>"
836 done
837 for func in $funcs; do
838 echo "long check_$func(void) { return (long) $func; }"
839 done
840 echo "int main(void) { return 0; }"
841 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
842}
843
a5344cf7
SS
844check_cpp_condition(){
845 log check_cpp_condition "$@"
846 header=$1
847 condition=$2
f855b7b9 848 shift 2
cd52ec95 849 check_cpp "$@" <<EOF
a5344cf7
SS
850#include <$header>
851#if !($condition)
852#error "unsatisfied condition: $condition"
853#endif
854EOF
855}
856
57bd82d4
MR
857check_lib(){
858 log check_lib "$@"
859 header="$1"
860 func="$2"
861 shift 2
84400e9d 862 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
863}
864
f8d7b072
MR
865check_lib2(){
866 log check_lib2 "$@"
867 headers="$1"
edaf1ae2 868 funcs="$2"
f8d7b072 869 shift 2
edaf1ae2 870 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
871}
872
3f8040db
MR
873check_pkg_config(){
874 log check_pkg_config "$@"
875 pkg="$1"
876 headers="$2"
877 funcs="$3"
878 shift 3
879 $pkg_config --exists $pkg || return
880 pkg_cflags=$($pkg_config --cflags $pkg)
881 pkg_libs=$($pkg_config --libs $pkg)
882 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
883 set_safe ${pkg}_cflags $pkg_cflags &&
884 set_safe ${pkg}_libs $pkg_libs
885}
886
dcd479c0 887check_exec(){
2270b4b2 888 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
889}
890
7dfef245 891check_exec_crash(){
5e622c40 892 code=$(cat)
7dfef245
MR
893
894 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
895 # are safe but may not be available everywhere. Thus we use
896 # raise(SIGTERM) instead. The check is run in a subshell so we
897 # can redirect the "Terminated" message from the shell. SIGBUS
898 # is not defined by standard C so it is used conditionally.
899
2270b4b2 900 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
901#include <signal.h>
902static void sighandler(int sig){
903 raise(SIGTERM);
904}
692dd8ed
MR
905int foo(void){
906 $code
907}
e5af4a11 908int main(void){
7dfef245
MR
909 signal(SIGILL, sighandler);
910 signal(SIGFPE, sighandler);
911 signal(SIGSEGV, sighandler);
912#ifdef SIGBUS
913 signal(SIGBUS, sighandler);
914#endif
692dd8ed 915 foo();
7dfef245
MR
916}
917EOF
918}
919
72be9e73
DY
920check_type(){
921 log check_type "$@"
922 headers=$1
923 type=$2
924 shift 2
ae550ce9 925 disable_safe "$type"
5adc829e 926 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
927}
928
14d36751 929check_struct(){
813b82b9 930 log check_struct "$@"
14d36751
MR
931 headers=$1
932 struct=$2
933 member=$3
934 shift 3
935 disable_safe "${struct}_${member}"
5adc829e
MR
936 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
937 enable_safe "${struct}_${member}"
14d36751
MR
938}
939
9c7d85b3
DB
940check_builtin(){
941 log check_builtin "$@"
942 name=$1
943 headers=$2
944 builtin=$3
945 shift 3
946 disable "$name"
947 check_code ld "$headers" "$builtin" "$@" && enable "$name"
948}
949
57bd82d4
MR
950require(){
951 name="$1"
952 header="$2"
953 func="$3"
954 shift 3
955 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
956}
957
f8d7b072
MR
958require2(){
959 name="$1"
960 headers="$2"
961 func="$3"
962 shift 3
963 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
964}
965
3f8040db
MR
966require_pkg_config(){
967 pkg="$1"
968 check_pkg_config "$@" || die "ERROR: $pkg not found"
969 add_cflags $(get_safe ${pkg}_cflags)
970 add_extralibs $(get_safe ${pkg}_libs)
971}
972
ae43c4c0
MR
973hostcc_o(){
974 eval printf '%s\\n' $HOSTCC_O
975}
976
f0125de9
MR
977check_host_cc(){
978 log check_host_cc "$@"
979 cat > $TMPC
980 log_file $TMPC
ae43c4c0 981 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
982}
983
4cc4b33f
DB
984check_host_cppflags(){
985 log check_host_cppflags "$@"
986 check_host_cc "$@" <<EOF && append host_cppflags "$@"
987int x;
988EOF
989}
990
f0125de9
MR
991check_host_cflags(){
992 log check_host_cflags "$@"
6c3fa06a 993 set -- $($host_cflags_filter "$@")
f0125de9
MR
994 check_host_cc "$@" <<EOF && append host_cflags "$@"
995int x;
996EOF
997}
998
c505dd31
MR
999apply(){
1000 file=$1
1001 shift
1002 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1003}
1004
c34681df 1005cp_if_changed(){
5e27ec28
MR
1006 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1007 mkdir -p "$(dirname $2)"
4ebc6a74 1008 $cp_f "$1" "$2"
c34681df
MR
1009}
1010
dcd61286
DB
1011# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1012# system-dependent things.
1013
4a0d6686
AJ
1014COMPONENT_LIST="
1015 bsfs
1016 decoders
1017 demuxers
1018 encoders
3cde40aa 1019 filters
5666fd73 1020 hwaccels
c552605c 1021 indevs
4a0d6686 1022 muxers
c552605c 1023 outdevs
4a0d6686
AJ
1024 parsers
1025 protocols
1026"
1027
3fc09b00
MR
1028EXTERNAL_LIBRARY_LIST="
1029 avisynth
1030 bzlib
1031 frei0r
1032 gnutls
1033 libcdio
1034 libdc1394
1035 libfaac
1036 libfdk_aac
1037 libfreetype
1038 libgsm
1039 libilbc
1040 libmp3lame
1041 libopencore_amrnb
1042 libopencore_amrwb
1043 libopencv
1044 libopenjpeg
1045 libopus
1046 libpulse
1047 librtmp
1048 libschroedinger
1049 libspeex
1050 libtheora
1051 libvo_aacenc
1052 libvo_amrwbenc
1053 libvorbis
1054 libvpx
1055 libx264
1056 libxavs
1057 libxvid
1058 openssl
1059 x11grab
1060 zlib
1061"
1062
70b348ec
DB
1063HWACCEL_LIST="
1064 dxva2
1065 vaapi
1066 vda
1067 vdpau
1068"
d89f2fa9
DB
1069LIBRARY_LIST="
1070 avcodec
1071 avdevice
1072 avfilter
1073 avformat
1074 avresample
1075 avutil
1076 swscale
1077"
1078
055c61b8
DB
1079PROGRAM_LIST="
1080 avconv
1081 avplay
1082 avprobe
1083 avserver
055c61b8
DB
1084"
1085
4a0d6686
AJ
1086CONFIG_LIST="
1087 $COMPONENT_LIST
3fc09b00 1088 $EXTERNAL_LIBRARY_LIST
70b348ec 1089 $HWACCEL_LIST
d89f2fa9 1090 $LIBRARY_LIST
055c61b8 1091 $PROGRAM_LIST
7f3f5f46 1092 dct
c73f65d9 1093 doc
1848f7d9 1094 fft
c88f5d72 1095 gpl
d8d0d0b2 1096 gray
3abe5fbd 1097 hardcoded_tables
b781cc12 1098 lsp
2a91ada8 1099 lzo
47a158cb 1100 mdct
c88f5d72 1101 memalign_hack
c88f5d72 1102 network
3fe142e2 1103 nonfree
8a3c8627 1104 pic
68602540 1105 rdft
e90f5b5a 1106 runtime_cpudetect
8cfbbd92 1107 safe_bitstream_reader
2e35e684 1108 shared
bd2216e4 1109 small
6b35d421 1110 sram
2e35e684 1111 static
a9ddb5b1 1112 swscale_alpha
8986fddc 1113 thumb
9cad0e4e 1114 version3
7e4d9d5d 1115 xmm_clobber_test
4a0d6686 1116"
c88f5d72 1117
8eee7025 1118THREADS_LIST='
8eee7025
DB
1119 pthreads
1120 w32threads
1121'
1122
3f5b56e5 1123ARCH_LIST='
5873b623 1124 aarch64
3f5b56e5 1125 alpha
a2fc0f6a 1126 arm
fdcd782d
MR
1127 avr32
1128 avr32_ap
1129 avr32_uc
3f5b56e5
MR
1130 bfin
1131 ia64
1132 m68k
1133 mips
bae3abb0 1134 mips64
3f5b56e5 1135 parisc
79cb09b2 1136 ppc
34d11b87 1137 ppc64
3f5b56e5
MR
1138 s390
1139 sh4
1140 sparc
1141 sparc64
c75848cd
DB
1142 tilegx
1143 tilepro
0844bae1 1144 tomi
3f5b56e5
MR
1145 x86
1146 x86_32
1147 x86_64
1148'
1149
81dfa21e
MR
1150ARCH_EXT_LIST_ARM='
1151 armv5te
1152 armv6
1153 armv6t2
81dfa21e 1154 neon
b3267559 1155 vfp
81dfa21e
MR
1156 vfpv3
1157'
1158
50cd43f2 1159ARCH_EXT_LIST_X86='
3bf96eec 1160 amd3dnow
a1ef9f08 1161 amd3dnowext
50cd43f2
DB
1162 avx
1163 fma4
1164 mmx
1165 mmxext
1166 sse
1167 sse2
1168 sse3
1169 sse4
1170 sse42
1171 ssse3
1172'
1173
1174ARCH_EXT_LIST="
81dfa21e 1175 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1176 $ARCH_EXT_LIST_X86
1177 altivec
799fde37 1178 ppc4xx
bd9d34a0 1179 vis
50cd43f2 1180"
3f5b56e5 1181
fd712a55
DB
1182HAVE_LIST_CMDLINE='
1183 inline_asm
1184 symver
1185 yasm
1186'
1187
a3e02a8c
MR
1188HAVE_LIST_PUB='
1189 bigendian
d268eee9 1190 fast_unaligned
a3e02a8c
MR
1191'
1192
79042ab3 1193MATH_FUNCS="
fab0a8b2
MR
1194 atanf
1195 atan2f
79042ab3 1196 cbrtf
fab0a8b2 1197 cosf
79042ab3
DB
1198 exp2
1199 exp2f
fab0a8b2 1200 expf
79042ab3
DB
1201 isinf
1202 isnan
fab0a8b2 1203 ldexpf
79042ab3
DB
1204 llrint
1205 llrintf
1206 log2
1207 log2f
fab0a8b2 1208 log10f
79042ab3
DB
1209 lrint
1210 lrintf
fab0a8b2 1211 powf
79042ab3
DB
1212 rint
1213 round
1214 roundf
fab0a8b2 1215 sinf
79042ab3
DB
1216 trunc
1217 truncf
1218"
1219
3f5b56e5
MR
1220HAVE_LIST="
1221 $ARCH_EXT_LIST
43b73d59
DB
1222 $(add_suffix _external $ARCH_EXT_LIST)
1223 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1224 $HAVE_LIST_CMDLINE
a3e02a8c 1225 $HAVE_LIST_PUB
3f5b56e5 1226 $THREADS_LIST
79042ab3 1227 $MATH_FUNCS
be1a839c 1228 aligned_malloc
59782b82 1229 aligned_stack
35fd8122 1230 alsa_asoundlib_h
3f5b56e5 1231 altivec_h
c9fdab0d 1232 arpa_inet_h
ec9d2c15 1233 asm_mod_q
6308729e 1234 asm_mod_y
dffb41b9 1235 attribute_may_alias
e7ea5e3d 1236 attribute_packed
43e0e0c4
LB
1237 cdio_paranoia_h
1238 cdio_paranoia_paranoia_h
ecf97f22 1239 closesocket
1ac9331a 1240 cmov
15caccb9 1241 CommandLineToArgvW
180d43bc 1242 cpunop
1093383d 1243 CryptGenRandom
c88f5d72 1244 dcbzl
f8aa696f
DB
1245 dev_bktr_ioctl_bt848_h
1246 dev_bktr_ioctl_meteor_h
1247 dev_ic_bt8xx_h
f8aa696f 1248 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1249 dev_video_meteor_ioctl_meteor_h
ca6b544a 1250 direct_h
18b67ae5 1251 dlfcn_h
c88f5d72 1252 dlopen
bc574408 1253 dos_paths
fa845061 1254 dxva_h
245626d0
DB
1255 ebp_available
1256 ebx_available
c2a29455 1257 fast_64bit
669b5583 1258 fast_clz
7073e9fc 1259 fast_cmov
534a2231 1260 fcntl
9d99cc5a 1261 fork
84882df6 1262 getaddrinfo
da9e86f8 1263 gethrtime
667fb97a 1264 getopt
02e8f427 1265 GetProcessAffinityMask
fc5607f8 1266 GetProcessMemoryInfo
4e68cb8a 1267 GetProcessTimes
61183b5a 1268 GetSystemTimeAsFileTime
66be5b45 1269 getrusage
c3e73100 1270 getservbyport
61183b5a 1271 gettimeofday
a49d3025 1272 gnu_as
c7df1532 1273 gsm_h
2f0c136e 1274 ibm_asm
2e1913b1 1275 inet_aton
3b1ab197 1276 io_h
abfc8d05 1277 isatty
8772997d 1278 jack_port_get_latency_range
9f5ff83f 1279 ldbrx
0b4a1821
AS
1280 libdc1394_1
1281 libdc1394_2
d96cd429
MR
1282 local_aligned_16
1283 local_aligned_8
a5b64584 1284 localtime_r
85dd97ad 1285 loongson
f8aa696f
DB
1286 machine_ioctl_bt848_h
1287 machine_ioctl_meteor_h
c88f5d72 1288 malloc_h
73f6d31e 1289 MapViewOfFile
c88f5d72 1290 memalign
6ffa87d3 1291 mkstemp
f80ddd5b 1292 mm_empty
0328b9ea 1293 mmap
e98b02de 1294 mprotect
4fa661a8 1295 msvcrt
d3d3a32c 1296 nanosleep
3e0b1c9a 1297 poll_h
1f91cdce 1298 posix_memalign
07b28702 1299 rdtsc
ea4d5f48 1300 sched_getaffinity
c88f5d72
MR
1301 sdl
1302 sdl_video_size
7e6a11bc 1303 SetConsoleTextAttribute
b507ebd1 1304 setmode
3e0b1c9a 1305 setrlimit
d3d3a32c 1306 Sleep
15d59d2c 1307 sndio_h
72be9e73 1308 socklen_t
deb29777 1309 soundcard_h
87958234 1310 strerror_r
6379900c 1311 strptime
47941088 1312 strtok_r
c0018613 1313 struct_addrinfo
75d339e0
MS
1314 struct_group_source_req
1315 struct_ip_mreq_source
b4d68544 1316 struct_ipv6_mreq
cdee08e3 1317 struct_pollfd
3e0b1c9a 1318 struct_rusage_ru_maxrss
b4d68544 1319 struct_sockaddr_in6
3b2372bf 1320 struct_sockaddr_sa_len
33a4dbdd 1321 struct_sockaddr_storage
a6a4793d 1322 struct_v4l2_frmivalenum_discrete
b462d132 1323 symver_asm_label
3e0b1c9a 1324 symver_gnu_asm
bcc73960 1325 sysconf
b9e22269 1326 sysctl
b58412f1 1327 sys_mman_h
06bb5905 1328 sys_param_h
b091aa44 1329 sys_resource_h
81644c2e 1330 sys_select_h
deb29777 1331 sys_soundcard_h
e64bceea 1332 sys_time_h
1b6e8b73 1333 sys_videoio_h
b265431e 1334 threads
542920b7 1335 unistd_h
d3d3a32c 1336 usleep
ce742de2 1337 vfp_args
7c5bfe7a 1338 VirtualAlloc
d3d3a32c 1339 windows_h
6ff3f3e7 1340 winsock2_h
cc078b5d 1341 xform_asm
6f74fb03 1342 xmm_clobbers
0cb78cef 1343"
44161118 1344
511cf612 1345# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1346CONFIG_EXTRA="
87849592 1347 aandcttables
bfe9f48a 1348 ac3dsp
aa11cb79 1349 audio_frame_queue
c292f6a2 1350 error_resilience
bfe9f48a 1351 gcrypt
478fd534 1352 golomb
9cad0e4e 1353 gplv3
478fd534
DB
1354 h264chroma
1355 h264dsp
1356 h264pred
915a2a0a 1357 h264qpel
478fd534 1358 huffman
9cad0e4e 1359 lgplv3
478fd534 1360 lpc
1e164c0b 1361 mpegaudio
bfe9f48a 1362 mpegaudiodsp
18bbca1f 1363 mpegvideo
ad08dfd5 1364 mpegvideoenc
bfe9f48a 1365 nettle
f704a079 1366 rangecoder
bfe9f48a 1367 rtpdec
5ad2f0bf 1368 rtpenc_chain
bfe9f48a 1369 sinewin
8c53d39e 1370 videodsp
ab9f9876 1371 vp3dsp
b6bb00b0
MR
1372"
1373
520cc7f1 1374CMDLINE_SELECT="
3f5b56e5 1375 $ARCH_EXT_LIST
520cc7f1 1376 $CONFIG_LIST
fd712a55 1377 $HAVE_LIST_CMDLINE
8eee7025 1378 $THREADS_LIST
c8a4ae00 1379 asm
db6107b6 1380 cross_compile
520cc7f1
MR
1381 debug
1382 extra_warnings
8c6afa4d 1383 logging
65d12900 1384 lto
d2bbb2f7 1385 optimizations
520cc7f1 1386"
426be5dc
DB
1387
1388PATHS_LIST='
d156bede 1389 bindir
14a8acf1 1390 datadir
26759c44
MR
1391 incdir
1392 libdir
26759c44
MR
1393 mandir
1394 prefix
1395 shlibdir
426be5dc
DB
1396'
1397
1398CMDLINE_SET="
1399 $PATHS_LIST
121d78d0 1400 ar
426be5dc 1401 arch
313c46a6 1402 as
426be5dc
DB
1403 build_suffix
1404 cc
1405 cpu
1406 cross_prefix
50567afa 1407 dep_cc
ac63af34 1408 extra_version
9da6609f
MR
1409 host_cc
1410 host_cflags
095792f2 1411 host_ld
9da6609f
MR
1412 host_ldflags
1413 host_libs
82bb3329 1414 host_os
684b28e0 1415 ld
426be5dc 1416 logfile
4ae40685 1417 malloc_prefix
89641463 1418 nm
9cd7b854 1419 optflags
3f8040db 1420 pkg_config
154caa67 1421 random_seed
2fad0977 1422 samples
c5200f17
MR
1423 sysinclude
1424 sysroot
a7ada2ba 1425 target_exec
26759c44 1426 target_os
a7ada2ba 1427 target_path
aeeb782c 1428 toolchain
426be5dc 1429"
520cc7f1 1430
89f2932b
MR
1431CMDLINE_APPEND="
1432 extra_cflags
4cc4b33f 1433 host_cppflags
89f2932b
MR
1434"
1435
912f3148
DB
1436# code dependency declarations
1437
9eeed841 1438# architecture extensions
808fa33c 1439
a2fc0f6a
MR
1440armv5te_deps="arm"
1441armv6_deps="arm"
ab5cb084 1442armv6t2_deps="arm"
808fa33c 1443neon_deps="arm"
b3267559
MR
1444vfp_deps="arm"
1445vfpv3_deps="vfp"
808fa33c 1446
637606de
MR
1447map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1448
808fa33c
MR
1449altivec_deps="ppc"
1450ppc4xx_deps="ppc"
1451
1452vis_deps="sparc"
1453
7f8c3d1f 1454x86_64_suggest="cmov fast_cmov"
50cd43f2 1455
808fa33c
MR
1456amd3dnow_deps="mmx"
1457amd3dnowext_deps="amd3dnow"
9eeed841 1458mmx_deps="x86"
239fdf1b 1459mmxext_deps="mmx"
50cd43f2
DB
1460sse_deps="mmxext"
1461sse2_deps="sse"
1462sse3_deps="sse2"
1463ssse3_deps="sse3"
1464sse4_deps="ssse3"
1465sse42_deps="sse4"
1466avx_deps="sse42"
79687079 1467fma4_deps="avx"
9eeed841 1468
43b73d59
DB
1469mmx_external_deps="yasm"
1470mmx_inline_deps="inline_asm"
1471mmx_suggest="mmx_external mmx_inline"
1472
1473for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1474 eval dep=\$${ext}_deps
1475 eval ${ext}_external_deps='"${dep}_external"'
1476 eval ${ext}_inline_deps='"${dep}_inline"'
1477 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1478done
1479
59782b82 1480aligned_stack_if_any="ppc x86"
e939cedd 1481fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1482fast_clz_if_any="alpha avr32 mips ppc x86"
1483fast_unaligned_if_any="ppc x86"
669b5583 1484
6fec122a 1485inline_asm_deps="!tms470"
3e0b1c9a 1486need_memalign="altivec neon sse"
89e053f8 1487
b462d132
MR
1488symver_if_any="symver_asm_label symver_gnu_asm"
1489
88a35699
MS
1490log2_deps="!msvcrt"
1491
26fbcc85 1492# subsystems
dc609252 1493dct_select="rdft"
26fbcc85
MR
1494mdct_select="fft"
1495rdft_select="fft"
1e164c0b 1496mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1497mpegaudiodsp_select="dct"
ed40b6bf 1498mpegvideo_select="videodsp"
ad08dfd5 1499mpegvideoenc_select="mpegvideo"
26fbcc85 1500
ed40b6bf 1501# decoders / encoders
cfc2a0cf 1502aac_decoder_select="mdct sinewin"
aa11cb79 1503aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1504aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1505ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1506ac3_encoder_select="mdct ac3dsp"
3d269059 1507ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1508alac_encoder_select="lpc"
b781cc12 1509amrnb_decoder_select="lsp"
2b2a597e 1510amrwb_decoder_select="lsp"
4538729a 1511atrac1_decoder_select="mdct sinewin"
26fbcc85 1512atrac3_decoder_select="mdct"
a33657ce
DB
1513binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1514binkaudio_rdft_decoder_select="mdct rdft sinewin"
5da51284 1515cavs_decoder_select="golomb h264chroma mpegvideo"
9b500b8f 1516comfortnoise_encoder_select="lpc"
4538729a 1517cook_decoder_select="mdct sinewin"
2a91ada8 1518cscd_decoder_select="lzo"
2eef7c62 1519cscd_decoder_suggest="zlib"
26fbcc85 1520dca_decoder_select="mdct"
ad08dfd5 1521dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1522dxa_decoder_select="zlib"
baf91bb9 1523eac3_decoder_select="ac3_decoder"
4264a0dd 1524eac3_encoder_select="ac3_encoder"
69804535 1525eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1526eatgq_decoder_select="aandcttables"
c292f6a2 1527eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1528ffv1_decoder_select="golomb rangecoder"
1529ffv1_encoder_select="rangecoder"
5a582bd3 1530ffvhuff_encoder_select="huffman"
4f034993 1531flac_decoder_select="golomb"
f4d608e3 1532flac_encoder_select="golomb lpc"
2eef7c62
AJ
1533flashsv_decoder_select="zlib"
1534flashsv_encoder_select="zlib"
c2d23309 1535flashsv2_decoder_select="zlib"
4414137e 1536flv_decoder_select="h263_decoder"
4d4b4bd1 1537flv_encoder_select="h263_encoder"
3447f12d 1538fraps_decoder_select="huffman"
c292f6a2 1539h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1540h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1541h263_decoder_select="error_resilience h263_parser mpegvideo"
1542h263_encoder_select="aandcttables error_resilience mpegvideoenc"
4414137e 1543h263i_decoder_select="h263_decoder"
fe629c2d 1544h263p_encoder_select="h263_encoder"
64e43869 1545h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel videodsp"
5a582bd3 1546huffyuv_encoder_select="huffman"
19be0f3c 1547iac_decoder_select="fft mdct sinewin"
56c8227d 1548imc_decoder_select="fft mdct sinewin"
4f034993
MR
1549jpegls_decoder_select="golomb"
1550jpegls_encoder_select="golomb"
ad08dfd5 1551ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1552loco_decoder_select="golomb"
c292f6a2 1553mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1554mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1555mlp_decoder_select="mlp_parser"
1e164c0b
DB
1556mp1_decoder_select="mpegaudio"
1557mp1float_decoder_select="mpegaudio"
1558mp2_decoder_select="mpegaudio"
1559mp2float_decoder_select="mpegaudio"
1560mp3_decoder_select="mpegaudio"
1561mp3adu_decoder_select="mpegaudio"
1562mp3adufloat_decoder_select="mpegaudio"
1563mp3float_decoder_select="mpegaudio"
1564mp3on4_decoder_select="mpegaudio"
1565mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1566mpc7_decoder_select="mpegaudiodsp"
1567mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1568mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1569mpeg_xvmc_decoder_select="mpegvideo_decoder"
c292f6a2
DB
1570mpeg1video_decoder_select="error_resilience mpegvideo"
1571mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
c292f6a2
DB
1572mpeg2video_decoder_select="error_resilience mpegvideo"
1573mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1574mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1575mpeg4_encoder_select="h263_encoder"
4414137e 1576msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1577msmpeg4v1_encoder_select="h263_encoder"
4414137e 1578msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1579msmpeg4v2_encoder_select="h263_encoder"
4414137e 1580msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1581msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1582mss2_decoder_select="vc1_decoder"
4538729a 1583nellymoser_decoder_select="mdct sinewin"
aa11cb79 1584nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2a91ada8 1585nuv_decoder_select="lzo"
2eef7c62
AJ
1586png_decoder_select="zlib"
1587png_encoder_select="zlib"
b781cc12 1588qcelp_decoder_select="lsp"
c4f5c2d6 1589qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1590ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1591ralf_decoder_select="golomb"
a8beb22f 1592rv10_decoder_select="h263_decoder"
b2bf38b4 1593rv10_encoder_select="h263_encoder"
a8beb22f 1594rv20_decoder_select="h263_decoder"
b2bf38b4 1595rv20_encoder_select="h263_encoder"
c292f6a2
DB
1596rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1597rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1598shorten_decoder_select="golomb"
b781cc12 1599sipr_decoder_select="lsp"
c292f6a2
DB
1600svq1_decoder_select="error_resilience mpegvideo"
1601svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1602svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1603svq3_decoder_suggest="zlib"
4eef77c1 1604theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1605tiff_decoder_suggest="zlib"
1606tiff_encoder_suggest="zlib"
aec09a00 1607truehd_decoder_select="mlp_decoder"
2eef7c62 1608tscc_decoder_select="zlib"
4538729a 1609twinvq_decoder_select="mdct lsp sinewin"
aa661113 1610utvideo_encoder_select="huffman"
915a2a0a 1611vc1_decoder_select="h263_decoder h264chroma h264qpel"
45ecda85 1612vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1613vorbis_decoder_select="mdct"
1614vorbis_encoder_select="mdct"
8c53d39e
RB
1615vp3_decoder_select="vp3dsp videodsp"
1616vp5_decoder_select="vp3dsp videodsp"
1617vp6_decoder_select="huffman vp3dsp videodsp"
e82dc4c9
DB
1618vp6a_decoder_select="vp6_decoder"
1619vp6f_decoder_select="vp6_decoder"
8c53d39e 1620vp8_decoder_select="h264pred videodsp"
4538729a
MR
1621wmapro_decoder_select="mdct sinewin"
1622wmav1_decoder_select="mdct sinewin"
1623wmav1_encoder_select="mdct sinewin"
1624wmav2_decoder_select="mdct sinewin"
1625wmav2_encoder_select="mdct sinewin"
1626wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1627wmv1_decoder_select="h263_decoder"
665507aa 1628wmv1_encoder_select="h263_encoder"
f95bfab0 1629wmv2_decoder_select="h263_decoder"
1746e2a9 1630wmv2_encoder_select="h263_encoder"
015f8ee0 1631wmv3_decoder_select="vc1_decoder"
45ecda85 1632wmv3image_decoder_select="wmv3_decoder"
0e714f88 1633zerocodec_decoder_select="zlib"
2eef7c62
AJ
1634zlib_decoder_select="zlib"
1635zlib_encoder_select="zlib"
1636zmbv_decoder_select="zlib"
1637zmbv_encoder_select="zlib"
30fd06be 1638
ed40b6bf 1639# hardware accelerators
215cdd35 1640dxva2_deps="dxva2api_h"
0afab17e 1641vaapi_deps="va_va_h"
ac3dbb4d 1642vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1643vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1644vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1645
82ca17ac
DB
1646h263_vaapi_hwaccel_deps="vaapi"
1647h263_vaapi_hwaccel_select="h263_decoder"
1648h263_vdpau_hwaccel_deps="vdpau"
1649h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1650h264_dxva2_hwaccel_deps="dxva2"
1651h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1652h264_vaapi_hwaccel_deps="vaapi"
1653h264_vaapi_hwaccel_select="h264_decoder"
1654h264_vda_hwaccel_deps="vda"
1655h264_vda_hwaccel_select="h264_decoder"
1656h264_vdpau_decoder_deps="vdpau"
1657h264_vdpau_decoder_select="h264_decoder"
1658h264_vdpau_hwaccel_deps="vdpau"
1659h264_vdpau_hwaccel_select="h264_decoder"
1660mpeg_vdpau_decoder_deps="vdpau"
1661mpeg_vdpau_decoder_select="mpegvideo_decoder"
1662mpeg1_vdpau_decoder_deps="vdpau"
1663mpeg1_vdpau_decoder_select="mpeg1video_decoder"
1664mpeg1_vdpau_hwaccel_deps="vdpau"
1665mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1666mpeg2_dxva2_hwaccel_deps="dxva2"
1667mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1668mpeg2_vaapi_hwaccel_deps="vaapi"
1669mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1670mpeg2_vdpau_hwaccel_deps="vdpau"
1671mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1672mpeg4_vaapi_hwaccel_deps="vaapi"
1673mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
1674mpeg4_vdpau_decoder_deps="vdpau"
1675mpeg4_vdpau_decoder_select="mpeg4_decoder"
1676mpeg4_vdpau_hwaccel_deps="vdpau"
1677mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1678vc1_dxva2_hwaccel_deps="dxva2"
1679vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1680vc1_vaapi_hwaccel_deps="vaapi"
1681vc1_vaapi_hwaccel_select="vc1_decoder"
1682vc1_vdpau_decoder_deps="vdpau"
1683vc1_vdpau_decoder_select="vc1_decoder"
1684vc1_vdpau_hwaccel_deps="vdpau"
1685vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1686wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1687wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1688wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
77525327 1689wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1690
28b80940 1691# parsers
64e43869 1692h264_parser_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1693mpeg4video_parser_select="error_resilience mpegvideo"
1694mpegvideo_parser_select="error_resilience mpegvideo"
1695vc1_parser_select="error_resilience mpegvideo"
28b80940 1696
912f3148 1697# external libraries
c9171a83 1698libfaac_encoder_deps="libfaac"
aa11cb79 1699libfaac_encoder_select="audio_frame_queue"
37eeb5e2 1700libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1701libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1702libgsm_decoder_deps="libgsm"
1703libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1704libgsm_ms_decoder_deps="libgsm"
1705libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1706libilbc_decoder_deps="libilbc"
1707libilbc_encoder_deps="libilbc"
1cc60c47 1708libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1709libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1710libopencore_amrnb_decoder_deps="libopencore_amrnb"
1711libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1712libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1713libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1714libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1715libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1716libopus_decoder_deps="libopus"
6cb8c854 1717libopus_encoder_deps="libopus"
aa11cb79 1718libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1719libschroedinger_decoder_deps="libschroedinger"
1720libschroedinger_encoder_deps="libschroedinger"
ae14f311 1721libspeex_decoder_deps="libspeex"
b606a017 1722libspeex_encoder_deps="libspeex"
aa11cb79 1723libspeex_encoder_select="audio_frame_queue"
150d2772 1724libtheora_encoder_deps="libtheora"
d89e738a 1725libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1726libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1727libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1728libvorbis_encoder_deps="libvorbis"
aa11cb79 1729libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1730libvpx_vp8_decoder_deps="libvpx"
1731libvpx_vp8_encoder_deps="libvpx"
1732libvpx_vp9_decoder_deps="libvpx"
1733libvpx_vp9_encoder_deps="libvpx"
1cc60c47 1734libx264_encoder_deps="libx264"
de295976 1735libxavs_encoder_deps="libxavs"
1cc60c47 1736libxvid_encoder_deps="libxvid"
30fd06be 1737
912f3148 1738# demuxers / muxers
c2dd0e9e 1739ac3_demuxer_select="ac3_parser"
647c2356 1740asf_stream_muxer_select="asf_muxer"
4e622dea 1741avisynth_demuxer_deps="avisynth"
c2dd0e9e 1742dirac_demuxer_select="dirac_parser"
5b423887 1743eac3_demuxer_select="ac3_parser"
c2dd0e9e 1744flac_demuxer_select="flac_parser"
647c2356 1745ipod_muxer_select="mov_muxer"
31f16dc1 1746ismv_muxer_select="mov_muxer"
647c2356 1747matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1748matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1749mov_demuxer_suggest="zlib"
5ad2f0bf 1750mov_muxer_select="rtpenc_chain"
c2dd0e9e 1751mp3_demuxer_select="mpegaudio_parser"
647c2356 1752mp4_muxer_select="mov_muxer"
18bbca1f 1753mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1754mpegtsraw_demuxer_select="mpegts_demuxer"
1755mxf_d10_muxer_select="mxf_muxer"
24ca518b 1756ogg_demuxer_select="golomb"
647c2356 1757psp_muxer_select="mov_muxer"
44594cc7 1758rtp_demuxer_select="sdp_demuxer"
18bbca1f 1759rtp_muxer_select="mpegvideo"
44b70ce5
MS
1760rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1761rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1762rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1763sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1764sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1765sdp_demuxer_select="rtpdec"
e772f9fa 1766smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1767spdif_muxer_select="aac_parser"
57231e4d 1768tak_demuxer_select="tak_parser"
647c2356
DB
1769tg2_muxer_select="mov_muxer"
1770tgp_muxer_select="mov_muxer"
6bdaa5f4 1771w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1772
1773# indevs / outdevs
38e54a75 1774alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1775alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1776bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1777dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1778fbdev_indev_deps="linux_fb_h"
38e54a75 1779jack_indev_deps="jack_jack_h"
e417d80d 1780libcdio_indev_deps="libcdio"
38e54a75 1781libdc1394_indev_deps="libdc1394"
38e54a75
SS
1782oss_indev_deps_any="soundcard_h sys_soundcard_h"
1783oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1784pulse_indev_deps="libpulse"
15d59d2c
B
1785sndio_indev_deps="sndio_h"
1786sndio_outdev_deps="sndio_h"
38e54a75 1787v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1788vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1789vfwcap_indev_extralibs="-lavicap32"
24f8961f 1790x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1791
912f3148 1792# protocols
acd554c1
SP
1793ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1794ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1795ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1796ffrtmphttp_protocol_deps="!librtmp_protocol"
1797ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1798gopher_protocol_select="network"
c40e1757 1799httpproxy_protocol_select="tcp_protocol"
279a0c97 1800http_protocol_select="tcp_protocol"
183baead 1801https_protocol_select="tls_protocol"
c3b57d6e
DB
1802librtmp_protocol_deps="librtmp"
1803librtmpe_protocol_deps="librtmp"
1804librtmps_protocol_deps="librtmp"
1805librtmpt_protocol_deps="librtmp"
1806librtmpte_protocol_deps="librtmp"
c60a2d70 1807mmsh_protocol_select="http_protocol"
998c1ee1 1808mmst_protocol_select="network"
c3b57d6e 1809rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1810rtmp_protocol_select="tcp_protocol"
acd554c1 1811rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1812rtmps_protocol_deps="!librtmp_protocol"
1813rtmps_protocol_select="tls_protocol"
775c4d36 1814rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1815rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1816rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1817rtp_protocol_select="udp_protocol"
998c1ee1
DB
1818sctp_protocol_deps="struct_sctp_event_subscribe"
1819sctp_protocol_select="network"
0eecafc9 1820srtp_protocol_select="rtp_protocol"
998c1ee1 1821tcp_protocol_select="network"
558d192d
MS
1822tls_protocol_deps_any="openssl gnutls"
1823tls_protocol_select="tcp_protocol"
998c1ee1 1824udp_protocol_select="network"
c08fb000 1825
6ebf0bfc 1826# filters
13fabd7a 1827blackframe_filter_deps="gpl"
ce6b6ef6 1828boxblur_filter_deps="gpl"
68b79bfc 1829cropdetect_filter_deps="gpl"
b157be1f 1830delogo_filter_deps="gpl"
a5b64584 1831drawtext_filter_deps="libfreetype"
2e5ff4d0 1832frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1833frei0r_filter_extralibs='$ldl'
a42bb9d6 1834frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1835frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1836hqdn3d_filter_deps="gpl"
d371e7b9 1837resample_filter_deps="avresample"
cf69ad35 1838ocv_filter_deps="libopencv"
2f296e39 1839scale_filter_deps="swscale"
acbac567 1840yadif_filter_deps="gpl"
6ebf0bfc 1841
5a0f7131 1842# libraries
d89f2fa9
DB
1843avcodec_deps="avutil"
1844avdevice_deps="avutil avcodec avformat"
1845avfilter_deps="avutil"
1846avformat_deps="avutil avcodec"
1847avresample_deps="avutil"
1848swscale_deps="avutil"
f7679c54 1849
912f3148 1850# programs
54fd593a 1851avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1852avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1853 fps_filter null_filter resample_filter scale_filter
1854 setpts_filter"
d173ede1 1855avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1856avplay_select="rdft"
9e12f0bf 1857avprobe_deps="avcodec avformat"
b263bf66 1858avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1859avserver_extralibs='$ldl'
a2830dca 1860
c73f65d9 1861doc_deps="texi2html"
912f3148 1862
de6d9b64 1863# default parameters
8a608357 1864
19bd477d 1865logfile="config.log"
8a608357
MR
1866
1867# installation paths
c9d19248
MR
1868prefix_default="/usr/local"
1869bindir_default='${prefix}/bin'
6291d7e4 1870datadir_default='${prefix}/share/avconv'
c9d19248
MR
1871incdir_default='${prefix}/include'
1872libdir_default='${prefix}/lib'
1873mandir_default='${prefix}/share/man'
1874shlibdir_default="$libdir_default"
8a608357
MR
1875
1876# toolchain
121d78d0 1877ar_default="ar"
13c7df3d 1878cc_default="gcc"
9da6609f 1879host_cc_default="gcc"
4ebc6a74 1880cp_f="cp -f"
b58b00ae 1881ln_s="ln -s -f"
2a8a860a 1882nm_default="nm -g"
11e6d03a 1883objformat="elf"
3f8040db 1884pkg_config_default=pkg-config
be7109c1 1885ranlib="ranlib"
11e6d03a 1886yasmexe="yasm"
8a608357 1887
3e0b1c9a 1888nogas=":"
8182dc34 1889
8a608357 1890# machine
8d4c00ed 1891arch_default=$(uname -m)
38d0a8aa 1892cpu="generic"
8a608357 1893
8a608357 1894# OS
8d4c00ed
MR
1895target_os_default=$(tolower $(uname -s))
1896host_os=$target_os_default
8a608357 1897
8a608357 1898# configurable options
d89f2fa9 1899enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1900
3e0b1c9a
DB
1901enable asm
1902enable debug
1903enable doc
8400d6b8 1904enable optimizations
8cfbbd92 1905enable safe_bitstream_reader
530dc538 1906enable static
a9ddb5b1 1907enable swscale_alpha
8a608357 1908
8a608357 1909# build settings
9987769a 1910SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1911AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1912LIBPREF="lib"
1913LIBSUF=".a"
c5f14466
RP
1914FULLNAME='$(NAME)$(BUILDSUF)'
1915LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1916SLIBPREF="lib"
1917SLIBSUF=".so"
c5f14466 1918SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1919SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1920SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1921LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1922SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1923SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1924
68485d1f
MR
1925asflags_filter=echo
1926cflags_filter=echo
64933b6c
MR
1927ldflags_filter=echo
1928
23565c26 1929AS_C='-c'
bc877faf 1930AS_O='-o $@'
23565c26 1931CC_C='-c'
18031c49 1932CC_E='-E -o $@'
7e6c86e6 1933CC_O='-o $@'
a758c5e2 1934LD_O='-o $@'
8db73c61
MR
1935LD_LIB='-l%'
1936LD_PATH='-L'
23565c26 1937HOSTCC_C='-c'
a758c5e2 1938HOSTCC_O='-o $@'
095792f2 1939HOSTLD_O='-o $@'
7e6c86e6 1940
4cc4b33f
DB
1941host_cflags='-O3 -g'
1942host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 1943host_libs='-lm'
6c3fa06a
MR
1944host_cflags_filter=echo
1945host_ldflags_filter=echo
9da6609f 1946
9b861379 1947target_path='$(CURDIR)'
a7ada2ba 1948
a158446b
MR
1949# since the object filename is not given with the -MM flag, the compiler
1950# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1951DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1952DEPFLAGS='-MM'
315c741d 1953
c597172e 1954# find source path
24524f36 1955if test -f configure; then
f038cf3c 1956 source_path=.
c597172e 1957else
8477f2de 1958 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1959 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1960 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1961 test -e "$source_path/config.h" &&
1962 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1963fi
1964
13cbe2c0 1965for v in "$@"; do
b04251c5
MR
1966 r=${v#*=}
1967 l=${v%"$r"}
1968 r=$(sh_quote "$r")
29ba0911 1969 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1970done
c597172e 1971
73ef8980
MR
1972find_things(){
1973 thing=$1
1974 pattern=$2
1975 file=$source_path/$3
932ccf39 1976 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1977}
1978
1979ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1980DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1981HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1982PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1983BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1984MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1985DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1986OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1987INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1988PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1989FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1990
54e75be4
DB
1991ALL_COMPONENTS="
1992 $BSF_LIST
1993 $DECODER_LIST
1994 $DEMUXER_LIST
1995 $ENCODER_LIST
1996 $FILTER_LIST
1997 $HWACCEL_LIST
1998 $INDEV_LIST
1999 $MUXER_LIST
2000 $OUTDEV_LIST
2001 $PARSER_LIST
2002 $PROTOCOL_LIST
2003"
2004
8469ae22
MR
2005for n in $COMPONENT_LIST; do
2006 v=$(toupper ${n%s})_LIST
2007 eval enable \$$v
2008 eval ${n}_if_any="\$$v"
2009done
2010
206a070d 2011enable $ARCH_EXT_LIST
c597172e
MR
2012
2013die_unknown(){
2014 echo "Unknown option \"$1\"."
2015 echo "See $0 --help for available options."
2016 exit 1
2017}
2018
7432e872
DB
2019print_3_columns() {
2020 cat | tr ' ' '\n' | sort | pr -r -3 -t
2021}
2022
794f8e97 2023show_list() {
bf0c4afa
RP
2024 suffix=_$1
2025 shift
7432e872 2026 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2027 exit 0
2028}
2029
154caa67
MR
2030rand_list(){
2031 IFS=', '
2032 set -- $*
2033 unset IFS
2034 for thing; do
2035 comp=${thing%:*}
2036 prob=${thing#$comp}
2037 prob=${prob#:}
2038 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2039 echo "prob ${prob:-0.5}"
2040 printf '%s\n' $comp
2041 done
2042}
2043
2044do_random(){
2045 action=$1
2046 shift
2047 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2048 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2049}
2050
c597172e 2051for opt do
7483e694
DB
2052 optval="${opt#*=}"
2053 case "$opt" in
ea061af1
DB
2054 --extra-ldflags=*)
2055 add_ldflags $optval
7e9e7cc2 2056 ;;
ea061af1
DB
2057 --extra-libs=*)
2058 add_extralibs $optval
7e9e7cc2 2059 ;;
ea061af1
DB
2060 --disable-devices)
2061 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2062 ;;
ea061af1
DB
2063 --enable-debug=*)
2064 debuglevel="$optval"
7e9e7cc2
MR
2065 ;;
2066 --disable-programs)
2067 disable $PROGRAM_LIST
2068 ;;
2069 --disable-everything)
2070 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2071 ;;
844c6852
DB
2072 --disable-all)
2073 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2074 disable $LIBRARY_LIST $PROGRAM_LIST doc
2075 ;;
7e9e7cc2
MR
2076 --enable-random|--disable-random)
2077 action=${opt%%-random}
2078 do_random ${action#--} $COMPONENT_LIST
2079 ;;
2080 --enable-random=*|--disable-random=*)
2081 action=${opt%%-random=*}
2082 do_random ${action#--} $optval
2083 ;;
2084 --enable-*=*|--disable-*=*)
2085 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2086 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2087 eval list=\$$(toupper $thing)_LIST
2088 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2089 $action $(filter "$name" $list)
2090 ;;
2091 --enable-?*|--disable-?*)
2092 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2093 if is_in $option $COMPONENT_LIST; then
2094 test $action = disable && action=unset
2095 eval $action \$$(toupper ${option%s})_LIST
2096 elif is_in $option $CMDLINE_SELECT; then
2097 $action $option
2098 else
2099 die_unknown $opt
2100 fi
2101 ;;
2102 --list-*)
2103 NAME="${opt#--list-}"
2104 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2105 NAME=${NAME%s}
2106 eval show_list $NAME \$$(toupper $NAME)_LIST
2107 ;;
2108 --help|-h) show_help
2109 ;;
2110 *)
2111 optname="${opt%%=*}"
2112 optname="${optname#--}"
2113 optname=$(echo "$optname" | sed 's/-/_/g')
2114 if is_in $optname $CMDLINE_SET; then
2115 eval $optname='$optval'
2116 elif is_in $optname $CMDLINE_APPEND; then
2117 append $optname "$optval"
2118 else
2119 die_unknown $opt
2120 fi
2121 ;;
7483e694 2122 esac
c597172e
MR
2123done
2124
bcea99bb
MR
2125disabled logging && logfile=/dev/null
2126
29ba0911 2127echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2128set >> $logfile
2129
9da6609f
MR
2130test -n "$cross_prefix" && enable cross_compile
2131
8d4c00ed
MR
2132if enabled cross_compile; then
2133 test -n "$arch" && test -n "$target_os" ||
2134 die "Must specify target arch and OS when cross-compiling"
2135fi
2136
121d78d0 2137ar_default="${cross_prefix}${ar_default}"
11e6d03a 2138cc_default="${cross_prefix}${cc_default}"
20e0ed95 2139nm_default="${cross_prefix}${nm_default}"
3f8040db 2140pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2141ranlib="${cross_prefix}${ranlib}"
adb2b908 2142
c5200f17
MR
2143sysinclude_default="${sysroot}/usr/include"
2144
aeeb782c 2145case "$toolchain" in
0fbb62a8
LB
2146 clang-asan)
2147 cc_default="clang"
2148 add_cflags -faddress-sanitizer
2149 add_ldflags -faddress-sanitizer
2150 ;;
2151 clang-tsan)
2152 cc_default="clang"
2153 add_cflags -fthread-sanitizer
2154 add_ldflags -fthread-sanitizer
2155 ;;
aeeb782c
MR
2156 msvc)
2157 cc_default="c99wrap cl"
2158 ld_default="c99wrap link"
2159 nm_default="dumpbin -symbols"
ac3a9b51 2160 ar_default="lib"
53e8cd68 2161 target_os_default="win32"
aeeb782c
MR
2162 ;;
2163 ?*)
2164 die "Unknown toolchain $toolchain"
2165 ;;
2166esac
2167
53e8cd68 2168set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2169enabled cross_compile || host_cc_default=$cc
2170set_default host_cc
13c7df3d 2171
762f95e4
MR
2172if ! $pkg_config --version >/dev/null 2>&1; then
2173 warn "$pkg_config not found, library detection may fail."
2174 pkg_config=false
2175fi
2176
82bb3329
MR
2177exesuf() {
2178 case $1 in
53e8cd68 2179 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2180 esac
2181}
2182
2183EXESUF=$(exesuf $target_os)
2184HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2185
e4e69e0b 2186# set temporary file name
a49d42c2 2187: ${TMPDIR:=$TEMPDIR}
c51fafa1 2188: ${TMPDIR:=$TMP}
a49d42c2 2189: ${TMPDIR:=/tmp}
e4e69e0b 2190
a210bce2 2191if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2192 # simple replacement for missing mktemp
2193 # NOT SAFE FOR GENERAL USE
2194 mktemp(){
09a5c245 2195 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2196 }
2197fi
2198
2199tmpfile(){
2200 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2201 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2202 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2203 append TMPFILES $tmp
2204 eval $1=$tmp
2205}
2206
2207trap 'rm -f -- $TMPFILES' EXIT
54460a83 2208
55127e7b 2209tmpfile TMPASM .asm
3e0b1c9a
DB
2210tmpfile TMPC .c
2211tmpfile TMPE $EXESUF
2212tmpfile TMPH .h
2213tmpfile TMPO .o
2214tmpfile TMPS .S
2215tmpfile TMPSH .sh
2216tmpfile TMPV .ver
54460a83
MR
2217
2218unset -f mktemp
e4e69e0b 2219
fb3c4ffc
MR
2220chmod +x $TMPE
2221
993f2d0f
MR
2222# make sure we can execute files in $TMPDIR
2223cat > $TMPSH 2>> $logfile <<EOF
2224#! /bin/sh
2225EOF
2226chmod +x $TMPSH >> $logfile 2>&1
2227if ! $TMPSH >> $logfile 2>&1; then
2228 cat <<EOF
2229Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2230variable to another directory and make sure that it is not mounted noexec.
2231EOF
2232 die "Sanity test failed."
2233fi
993f2d0f 2234
457cc333
MR
2235ccc_flags(){
2236 for flag; do
2237 case $flag in
2238 -std=c99) echo -c99 ;;
2239 -mcpu=*) echo -arch ${flag#*=} ;;
2240 -mieee) echo -ieee ;;
2241 -O*|-fast) echo $flag ;;
2242 -fno-math-errno) echo -assume nomath_errno ;;
2243 -g) echo -g3 ;;
2244 -Wall) echo -msg_enable level2 ;;
2245 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2246 -Wl,*) echo $flag ;;
2247 -f*|-W*) ;;
2248 *) echo $flag ;;
2249 esac
2250 done
2251}
2252
dfa559bc
RB
2253msvc_flags(){
2254 for flag; do
2255 case $flag in
2256 -fomit-frame-pointer) echo -Oy ;;
2257 -g) echo -Z7 ;;
2258 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2259 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2260 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2261 -wd4996 -wd4273 ;;
dfa559bc
RB
2262 -std=c99) ;;
2263 -fno-math-errno) ;;
2264 -fno-common) ;;
2265 -fno-signed-zeros) ;;
50640977 2266 -fPIC) ;;
dfa559bc 2267 -lz) echo zlib.lib ;;
bd680c7b
DB
2268 -lavifil32) echo vfw32.lib ;;
2269 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2270 -l*) echo ${flag#-l}.lib ;;
2271 *) echo $flag ;;
2272 esac
2273 done
2274}
2275
d0c6d424
MR
2276pgi_flags(){
2277 for flag; do
2278 case $flag in
643933f5 2279 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2280 -fomit-frame-pointer) echo -Mnoframe ;;
2281 -g) echo -gopt ;;
2282 *) echo $flag ;;
2283 esac
2284 done
2285}
2286
2287suncc_flags(){
2288 for flag; do
2289 case $flag in
2290 -march=*|-mcpu=*)
2291 case "${flag#*=}" in
2292 native) echo -xtarget=native ;;
2293 v9|niagara) echo -xarch=sparc ;;
2294 ultrasparc) echo -xarch=sparcvis ;;
2295 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2296 i586|pentium) echo -xchip=pentium ;;
2297 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2298 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2299 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2300 pentium4*) echo -xtarget=pentium4 ;;
2301 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2302 *-sse3) echo -xarch=sse3 ;;
2303 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2304 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2305 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2306 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2307 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2308 k8|opteron|athlon64|athlon-fx)
2309 echo -xarch=sse2a ;;
2310 athlon*) echo -xarch=pentium_proa ;;
2311 esac
2312 ;;
2313 -std=c99) echo -xc99 ;;
2314 -fomit-frame-pointer) echo -xregs=frameptr ;;
2315 -fPIC) echo -KPIC -xcode=pic32 ;;
2316 -W*,*) echo $flag ;;
5e753ed5
SM
2317 -f*-*|-W*|-mimpure-text) ;;
2318 -shared) echo -G ;;
d0c6d424
MR
2319 *) echo $flag ;;
2320 esac
2321 done
2322}
2323
2324tms470_flags(){
2325 for flag; do
2326 case $flag in
2327 -march=*|-mcpu=*)
2328 case "${flag#*=}" in
2329 armv7-a|cortex-a*) echo -mv=7a8 ;;
2330 armv7-r|cortex-r*) echo -mv=7r4 ;;
2331 armv7-m|cortex-m*) echo -mv=7m3 ;;
2332 armv6*|arm11*) echo -mv=6 ;;
2333 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2334 echo -mv=5e ;;
2335 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2336 esac
2337 ;;
2338 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2339 -mfpu=vfp) echo --float_support=vfpv2 ;;
2340 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2341 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2342 -msoft-float) echo --float_support=vfplib ;;
2343 -O[0-3]|-mf=*) echo $flag ;;
2344 -g) echo -g -mn ;;
2345 -pds=*) echo $flag ;;
ad93dccb
MR
2346 -D*|-I*) echo $flag ;;
2347 --gcc|--abi=*) echo $flag ;;
2348 -me) echo $flag ;;
d0c6d424
MR
2349 esac
2350 done
2351}
2352
a758c5e2
MR
2353probe_cc(){
2354 pfx=$1
2355 _cc=$2
2356
8db73c61
MR
2357 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2358 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2359 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2360 _flags_filter=echo
2361
2362 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2363 _type=llvm_gcc
2364 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2365 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2366 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2367 _cflags_speed='-O3'
2368 _cflags_size='-Os'
2369 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2370 _type=gcc
2371 gcc_version=$($_cc --version | head -n1)
2372 gcc_basever=$($_cc -dumpversion)
2373 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2374 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2375 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2376 if ! $_cc -dumpversion | grep -q '^2\.'; then
2377 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2378 fi
2379 _cflags_speed='-O3'
2380 _cflags_size='-Os'
b2d688ea 2381 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2382 _type=icc
2383 _ident=$($_cc --version | head -n1)
2384 _depflags='-MMD'
2385 _cflags_speed='-O3'
2386 _cflags_size='-Os'
2387 _cflags_noopt='-O1'
2388 elif $_cc -v 2>&1 | grep -q xlc; then
2389 _type=xlc
2390 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2391 _cflags_speed='-O5'
2392 _cflags_size='-O5 -qcompact'
2393 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2394 _type=ccc
2395 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2396 _DEPFLAGS='-M'
a758c5e2
MR
2397 _cflags_speed='-fast'
2398 _cflags_size='-O1'
457cc333 2399 _flags_filter=ccc_flags
a758c5e2
MR
2400 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2401 test -d "$sysroot" || die "No valid sysroot specified."
2402 _type=armcc
2403 _ident=$($_cc --vsn | head -n1)
2404 armcc_conf="$PWD/armcc.conf"
2405 $_cc --arm_linux_configure \
2406 --arm_linux_config_file="$armcc_conf" \
2407 --configure_sysroot="$sysroot" \
2408 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2409 die "Error creating armcc configuration file."
2410 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2411 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2412 as_default="${cross_prefix}gcc"
2413 _depflags='-MMD'
2414 _cflags_speed='-O3'
2415 _cflags_size='-Os'
0122118e 2416 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2417 _type=tms470
2418 _ident=$($_cc -version | head -n1 | tr -s ' ')
2419 _flags='--gcc --abi=eabi -me'
18031c49 2420 _cc_e='-ppl -fe=$@'
a758c5e2 2421 _cc_o='-fe=$@'
a758c5e2
MR
2422 _depflags='-ppa -ppd=$(@:.o=.d)'
2423 _cflags_speed='-O3 -mf=5'
2424 _cflags_size='-O3 -mf=2'
2425 _flags_filter=tms470_flags
2426 elif $_cc -v 2>&1 | grep -q clang; then
2427 _type=clang
2428 _ident=$($_cc --version | head -n1)
2429 _depflags='-MMD'
2430 _cflags_speed='-O3'
2431 _cflags_size='-Os'
2432 elif $_cc -V 2>&1 | grep -q Sun; then
2433 _type=suncc
2434 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2435 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2436 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2437 _ldflags='-std=c99'
2438 _cflags_speed='-O5'
2439 _cflags_size='-O5 -xspace'
2440 _flags_filter=suncc_flags
2441 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2442 _type=pathscale
2443 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2444 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2445 _cflags_speed='-O2'
2446 _cflags_size='-Os'
2447 _flags_filter='filter_out -Wdisabled-optimization'
2448 elif $_cc -v 2>&1 | grep -q Open64; then
2449 _type=open64
2450 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2451 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2452 _cflags_speed='-O2'
2453 _cflags_size='-Os'
2454 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2455 elif $_cc -V 2>&1 | grep -q Portland; then
2456 _type=pgi
2457 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2458 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2459 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2460 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2461 _cflags_noopt="-O1"
2462 _flags_filter=pgi_flags
dfa559bc
RB
2463 elif $_cc 2>&1 | grep -q Microsoft; then
2464 _type=msvc
2465 _ident=$($cc 2>&1 | head -n1)
2466 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2467 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2468 _cflags_speed="-O2"
2469 _cflags_size="-O1"
2470 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2471 if $_cc 2>&1 | grep -q Linker; then
2472 _ld_o='-out $@'
2473 else
2474 _ld_o='-Fe$@'
2475 fi
2476 _cc_o='-Fo $@'
a224b2cb 2477 _cc_e='-P -Fi $@'
dfa559bc
RB
2478 _flags_filter=msvc_flags
2479 _ld_lib='lib%.a'
2480 _ld_path='-libpath:'
2481 _flags='-nologo'
2482 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2483 if [ $pfx = hostcc ]; then
6a0200f2 2484 append _cflags -Dsnprintf=_snprintf
dfa559bc 2485 fi
aef6bd1b 2486 fi
a758c5e2
MR
2487
2488 eval ${pfx}_type=\$_type
2489 eval ${pfx}_ident=\$_ident
2490}
2491
2492set_ccvars(){
23565c26 2493 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2494 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2495 eval ${1}_O=\${_cc_o-\${${1}_O}}
2496
2497 if [ -n "$_depflags" ]; then
2498 eval ${1}_DEPFLAGS=\$_depflags
2499 else
2500 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2501 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2502 eval DEP${1}FLAGS=\$_flags
2503 fi
2504}
2505
2506probe_cc cc "$cc"
2507cflags_filter=$_flags_filter
2508cflags_speed=$_cflags_speed
2509cflags_size=$_cflags_size
2510cflags_noopt=$_cflags_noopt
2511add_cflags $_flags $_cflags
2512cc_ldflags=$_ldflags
2513set_ccvars CC
2514
2515probe_cc hostcc "$host_cc"
2516host_cflags_filter=$_flags_filter
a758c5e2 2517add_host_cflags $_flags $_cflags
a758c5e2 2518set_ccvars HOSTCC
629687f6 2519
851ffa80
MR
2520test -n "$cc_type" && enable $cc_type ||
2521 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2522
75bafbac 2523: ${as_default:=$cc}
50567afa 2524: ${dep_cc_default:=$cc}
684b28e0 2525: ${ld_default:=$cc}
095792f2
MR
2526: ${host_ld_default:=$host_cc}
2527set_default ar as dep_cc ld host_ld
75800dce 2528
a758c5e2
MR
2529probe_cc as "$as"
2530asflags_filter=$_flags_filter
2531add_asflags $_flags $_cflags
2532set_ccvars AS
2533
2534probe_cc ld "$ld"
2535ldflags_filter=$_flags_filter
2536add_ldflags $_flags $_ldflags
2537test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2538LD_O=${_ld_o-$LD_O}
8db73c61
MR
2539LD_LIB=${_ld_lib-$LD_LIB}
2540LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2541
095792f2
MR
2542probe_cc hostld "$host_ld"
2543host_ldflags_filter=$_flags_filter
2544add_host_ldflags $_flags $_ldflags
2545HOSTLD_O=${_ld_o-$HOSTLD_O}
2546
a758c5e2
MR
2547if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2548 probe_cc depcc "$dep_cc"
2549 CCDEP=${_DEPCMD:-$DEPCMD}
2550 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2551 DEPCCFLAGS=$_flags
2552fi
07dec06e 2553
3dbc777c
MR
2554if $ar 2>&1 | grep -q Microsoft; then
2555 arflags="-nologo"
2556 ar_o='-out:$@'
2557elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2558 arflags="rq"
2559 ar_o='$@'
2560else
2561 arflags="rc"
2562 ar_o='$@'
2563fi
2564
7f32f40c 2565add_cflags $extra_cflags
2f2e6c7c 2566add_asflags $extra_cflags
7f32f40c 2567
154d432c
MR
2568if test -n "$sysroot"; then
2569 case "$cc_type" in
00ba041c 2570 gcc|llvm_gcc|clang)
467256f2 2571 add_cppflags --sysroot="$sysroot"
154d432c
MR
2572 add_ldflags --sysroot="$sysroot"
2573 ;;
6fec122a
MR
2574 tms470)
2575 add_cppflags -I"$sysinclude"
2576 add_ldflags --sysroot="$sysroot"
2577 ;;
154d432c
MR
2578 esac
2579fi
2580
d22c13a8
MR
2581if test "$cpu" = host; then
2582 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2583
2584 case "$cc_type" in
613a4e3f 2585 gcc|llvm_gcc)
d22c13a8
MR
2586 check_native(){
2587 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2588 sed -n "/cc1.*$1=/{
27ce1be8
MR
2589 s/.*$1=\\([^ ]*\\).*/\\1/
2590 p
2591 q
2592 }" $TMPE
d22c13a8
MR
2593 }
2594 cpu=$(check_native -march || check_native -mcpu)
2595 ;;
2596 esac
2597
2598 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2599fi
2600
e939cedd
MR
2601# Deal with common $arch aliases
2602case "$arch" in
5873b623
MR
2603 aarch64|arm64)
2604 arch="aarch64"
2605 ;;
e939cedd
MR
2606 arm*)
2607 arch="arm"
2608 ;;
2acda282 2609 mips*|IP*)
e939cedd
MR
2610 arch="mips"
2611 ;;
a6e9d649 2612 parisc*|hppa*)
e939cedd
MR
2613 arch="parisc"
2614 ;;
56203596 2615 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2616 arch="ppc"
2617 ;;
e939cedd
MR
2618 s390|s390x)
2619 arch="s390"
2620 ;;
2621 sh4|sh)
2622 arch="sh4"
2623 ;;
4cd217c0 2624 sun4u|sparc*)
e939cedd 2625 arch="sparc"
e939cedd 2626 ;;
c75848cd
DB
2627 tilegx|tile-gx)
2628 arch="tilegx"
2629 ;;
d33ed7b3 2630 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2631 arch="x86"
2632 ;;
2633esac
2634
851ffa80 2635is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2636enable $arch
e939cedd 2637
df5cdc24 2638# Add processor-specific flags
9ebd45c2 2639if enabled aarch64; then
33db40f8
MR
2640
2641 case $cpu in
2642 armv*)
2643 cpuflags="-march=$cpu"
2644 ;;
2645 *)
2646 cpuflags="-mcpu=$cpu"
2647 ;;
2648 esac
2649
2650elif enabled alpha; then
2651
2652 cpuflags="-mcpu=$cpu"
2653
2654elif enabled arm; then
2655
1234c66a
MR
2656 check_arm_arch() {
2657 check_cpp_condition stddef.h \
2658 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2659 $cpuflags
2660 }
2661
2662 probe_arm_arch() {
2663 if check_arm_arch 4; then echo armv4;
2664 elif check_arm_arch 4T; then echo armv4t;
2665 elif check_arm_arch 5; then echo armv5;
2666 elif check_arm_arch 5E; then echo armv5e;
2667 elif check_arm_arch 5T; then echo armv5t;
2668 elif check_arm_arch 5TE; then echo armv5te;
2669 elif check_arm_arch 5TEJ; then echo armv5te;
2670 elif check_arm_arch 6; then echo armv6;
2671 elif check_arm_arch 6J; then echo armv6j;
2672 elif check_arm_arch 6K; then echo armv6k;
2673 elif check_arm_arch 6Z; then echo armv6z;
2674 elif check_arm_arch 6ZK; then echo armv6zk;
2675 elif check_arm_arch 6T2; then echo armv6t2;
2676 elif check_arm_arch 7; then echo armv7;
2677 elif check_arm_arch 7A 7_A; then echo armv7-a;
2678 elif check_arm_arch 7R 7_R; then echo armv7-r;
2679 elif check_arm_arch 7M 7_M; then echo armv7-m;
2680 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2681 elif check_arm_arch 8A 8_A; then echo armv8-a;
2682 fi
2683 }
2684
2685 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2686
33db40f8
MR
2687 case $cpu in
2688 armv*)
2689 cpuflags="-march=$cpu"
2690 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2691 ;;
2692 *)
2693 cpuflags="-mcpu=$cpu"
2694 case $cpu in
2695 cortex-a*) subarch=armv7a ;;
2696 cortex-r*) subarch=armv7r ;;
2697 cortex-m*) enable thumb; subarch=armv7m ;;
2698 arm11*) subarch=armv6 ;;
2699 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2700 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2701 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2702 esac
2703 ;;
2704 esac
2705
f0fe245b
MR
2706 case "$subarch" in
2707 armv5t*) enable fast_clz ;;
2708 armv[6-8]*) enable fast_clz fast_unaligned ;;
2709 esac
2710
33db40f8
MR
2711elif enabled avr32; then
2712
2713 case $cpu in
2714 ap7[02]0[0-2])
2715 subarch="avr32_ap"
2716 cpuflags="-mpart=$cpu"
2717 ;;
2718 ap)
2719 subarch="avr32_ap"
2720 cpuflags="-march=$cpu"
2721 ;;
2722 uc3[ab]*)
2723 subarch="avr32_uc"
2724 cpuflags="-mcpu=$cpu"
2725 ;;
2726 uc)
2727 subarch="avr32_uc"
2728 cpuflags="-march=$cpu"
2729 ;;
2730 esac
2731
2732elif enabled bfin; then
2733
2734 cpuflags="-mcpu=$cpu"
2735
2736elif enabled mips; then
2737
2738 cpuflags="-march=$cpu"
2739
5d54c126 2740elif enabled ppc; then
343aef9b 2741
56348891
MR
2742 case $(tolower $cpu) in
2743 601|ppc601|powerpc601)
9dbd5c3d 2744 cpuflags="-mcpu=601"
64ad53ff 2745 disable altivec
9dbd5c3d 2746 ;;
56348891 2747 603*|ppc603*|powerpc603*)
9dbd5c3d 2748 cpuflags="-mcpu=603"
64ad53ff 2749 disable altivec
9dbd5c3d 2750 ;;
56348891 2751 604*|ppc604*|powerpc604*)
9dbd5c3d 2752 cpuflags="-mcpu=604"
64ad53ff 2753 disable altivec
9dbd5c3d 2754 ;;
56348891 2755 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2756 cpuflags="-mcpu=750"
64ad53ff 2757 disable altivec
9dbd5c3d 2758 ;;
56348891 2759 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2760 cpuflags="-mcpu=7450"
9dbd5c3d 2761 ;;
56348891 2762 74*|ppc74*|powerpc74*)
7f1fcaf0 2763 cpuflags="-mcpu=7400"
9dbd5c3d 2764 ;;
313f9fbf 2765 g5|970|ppc970|powerpc970)
7f1fcaf0 2766 cpuflags="-mcpu=970"
9dbd5c3d 2767 ;;
313f9fbf 2768 power[3-7]*)
7f1fcaf0 2769 cpuflags="-mcpu=$cpu"
313f9fbf 2770 ;;
56348891 2771 cell)
9dbd5c3d
MR
2772 cpuflags="-mcpu=cell"
2773 enable ldbrx
2774 ;;
4ab26cb4
DB
2775 e500mc)
2776 cpuflags="-mcpu=e500mc"
2777 disable altivec
2778 ;;
7b0b81a1
AL
2779 e500v2)
2780 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2781 disable altivec
2782 ;;
2783 e500)
2784 cpuflags="-mcpu=8540 -mhard-float"
2785 disable altivec
2786 ;;
9dbd5c3d 2787 esac
343aef9b 2788
33db40f8
MR
2789elif enabled sparc; then
2790
2791 case $cpu in
2792 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2793 cpuflags="-mcpu=$cpu"
2794 disable vis
2795 ;;
2796 ultrasparc*|niagara[234])
2797 cpuflags="-mcpu=$cpu"
2798 ;;
2799 esac
2800
343aef9b
MR
2801elif enabled x86; then
2802
9dbd5c3d
MR
2803 case $cpu in
2804 i[345]86|pentium)
2805 cpuflags="-march=$cpu"
2806 disable mmx
2807 ;;
2808 # targets that do NOT support conditional mov (cmov)
2809 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2810 cpuflags="-march=$cpu"
2811 disable cmov
2812 ;;
2813 # targets that do support conditional mov (cmov)
f2ce813e 2814 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2815 cpuflags="-march=$cpu"
2816 enable cmov
2817 enable fast_cmov
2818 ;;
2819 # targets that do support conditional mov but on which it's slow
2820 pentium4|pentium4m|prescott|nocona)
2821 cpuflags="-march=$cpu"
2822 enable cmov
2823 disable fast_cmov
2824 ;;
2825 esac
343aef9b 2826
343aef9b
MR
2827fi
2828
9ebd45c2
MR
2829if [ "$cpu" != generic ]; then
2830 add_cflags $cpuflags
2831 add_asflags $cpuflags
2832fi
df5cdc24 2833
993f2d0f
MR
2834# compiler sanity check
2835check_exec <<EOF
2836int main(void){ return 0; }
2837EOF
2838if test "$?" != 0; then
2839 echo "$cc is unable to create an executable file."
2840 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2841 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2842 echo "Only do this if you know what cross compiling means."
2843 fi
2844 die "C compiler test failed."
2845fi
2846
046f081b 2847add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2848check_cflags -std=c99
50a334e4 2849check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2850#include <stdlib.h>
2851EOF
50a334e4 2852check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2853#include <stdlib.h>
2854EOF
e9b9a2f8 2855
f0125de9 2856check_host_cflags -std=c99
0a6db2a2 2857check_host_cflags -Wall
f0125de9 2858
d4c99513
MR
2859check_64bit(){
2860 arch32=$1
2861 arch64=$2
2862 expr=$3
2863 check_code cc "" "int test[2*($expr) - 1]" &&
2864 subarch=$arch64 || subarch=$arch32
2865}
2866
b24dbcbd 2867case "$arch" in
d11cb13b 2868 aarch64|alpha|ia64)
2acda282
MR
2869 spic=$shared
2870 ;;
2871 mips)
2872 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2873 spic=$shared
b24dbcbd 2874 ;;
a6e9d649
MR
2875 parisc)
2876 check_64bit parisc parisc64 'sizeof(void *) > 4'
2877 spic=$shared
2878 ;;
56203596
MR
2879 ppc)
2880 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2881 spic=$shared
56203596 2882 ;;
4cd217c0
MR
2883 sparc)
2884 check_64bit sparc sparc64 'sizeof(void *) > 4'
2885 spic=$shared
2886 ;;
e939cedd 2887 x86)
d4c99513 2888 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2889 if test "$subarch" = "x86_64"; then
e939cedd 2890 spic=$shared
de27f4d9 2891 fi
b24dbcbd 2892 ;;
b24dbcbd
RP
2893esac
2894
343aef9b 2895enable $subarch
8a3c8627 2896enabled spic && enable pic
b24dbcbd 2897
7483e694 2898# OS specific
4f854758 2899case $target_os in
a1629e28 2900 haiku)
63ae7e7c 2901 prefix_default="/boot/common"
108caaaa 2902 network_extralibs="-lnetwork"
f59c4bd6 2903 host_libs=
a1629e28 2904 ;;
7483e694 2905 sunos)
4d58e4cb 2906 AVSERVERLDFLAGS=""
9987769a 2907 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2908 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2909 network_extralibs="-lsocket -lnsl"
779222db 2910 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2911 # When using suncc to build, the Solaris linker will mark
2912 # an executable with each instruction set encountered by
2913 # the Solaris assembler. As our libraries contain their own
2914 # guards for processor-specific code, instead suppress
2915 # generation of the HWCAPS ELF section on Solaris x86 only.
2916 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2917 nm_default='nm -P -g'
7483e694
DB
2918 ;;
2919 netbsd)
a1e4b3f6 2920 disable symver
07a8eef6
MR
2921 oss_indev_extralibs="-lossaudio"
2922 oss_outdev_extralibs="-lossaudio"
7483e694 2923 ;;
d488c3bc 2924 openbsd|bitrig)
a1e4b3f6 2925 disable symver
7483e694 2926 SHFLAGS='-shared'
69dca3a4 2927 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 2928 SLIB_INSTALL_LINKS=
07a8eef6
MR
2929 oss_indev_extralibs="-lossaudio"
2930 oss_outdev_extralibs="-lossaudio"
7483e694 2931 ;;
a1e4b3f6 2932 dragonfly)
a1e4b3f6
MR
2933 disable symver
2934 ;;
2935 freebsd)
7483e694
DB
2936 ;;
2937 bsd/os)
355d81df 2938 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2939 ;;
2940 darwin)
301ab19d 2941 gas="gas-preprocessor.pl $cc"
e08b8239 2942 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2943 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2944 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2945 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2946 SLIBSUF=".dylib"
2947 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2948 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2949 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2950 objformat="macho"
1b0f6fb8 2951 enabled x86_64 && objformat="macho64"
8dfa86f7 2952 enabled_any pic shared ||
2704bd1a 2953 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2954 ;;
2955 mingw32*)
9d3f4f50 2956 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2957 disable network
2958 else
2959 target_os=mingw32
2960 fi
dcc01c06 2961 LIBTARGET=i386
1fc9fb8a 2962 if enabled x86_64; then
417516f6 2963 LIBTARGET="i386:x86-64"
336cc1b0 2964 elif enabled arm; then
15c5156d 2965 LIBTARGET=arm-wince
dcc01c06 2966 fi
fbd971a4 2967 shlibdir_default="$bindir_default"
7483e694
DB
2968 SLIBPREF=""
2969 SLIBSUF=".dll"
7483e694
DB
2970 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2971 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2972 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2973 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2974 SLIB_INSTALL_LINKS=
2975 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2976 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2977 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2978 objformat="win32"
ec10a9ab 2979 dlltool="${cross_prefix}dlltool"
a3222470 2980 ranlib=:
bc574408 2981 enable dos_paths
7483e694 2982 ;;
53e8cd68 2983 win32|win64)
d66c52c2
MS
2984 if enabled shared; then
2985 # Link to the import library instead of the normal static library
2986 # for shared libs.
2987 LD_LIB='%.lib'
2988 # Cannot build shared and static libraries at the same time with
2989 # MSVC.
2990 disable static
2991 fi
2992 shlibdir_default="$bindir_default"
2993 SLIBPREF=""
2994 SLIBSUF=".dll"
2995 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2996 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2997 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2998 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2999 SLIB_INSTALL_LINKS=
3000 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3001 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3002 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3003 objformat="win32"
3004 ranlib=:
3005 enable dos_paths
3006 ;;
7483e694 3007 cygwin*)
4f854758 3008 target_os=cygwin
fbd971a4 3009 shlibdir_default="$bindir_default"
7483e694
DB
3010 SLIBPREF="cyg"
3011 SLIBSUF=".dll"
3012 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3013 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3014 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3015 SLIB_INSTALL_LINKS=
3016 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3017 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3018 objformat="win32"
bc574408 3019 enable dos_paths
7483e694 3020 ;;
4f365f37 3021 *-dos|freedos|opendos)
4f365f37 3022 network_extralibs="-lsocket"
ff1c015d 3023 objformat="coff"
bc574408 3024 enable dos_paths
a7a187a1 3025 add_cppflags -U__STRICT_ANSI__
4f365f37 3026 ;;
7483e694 3027 linux)
7483e694
DB
3028 enable dv1394
3029 ;;
3030 irix*)
4f854758 3031 target_os=irix
7483e694
DB
3032 ranlib="echo ignoring ranlib"
3033 ;;
d22e8442 3034 os/2*)
d22e8442 3035 ln_s="cp -f"
9297f1ed 3036 objformat="aout"
e14574eb 3037 add_cppflags -D_GNU_SOURCE
355d81df 3038 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3039 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 3040 AVSERVERLDFLAGS=""
287d3b13 3041 LIBSUF="_s.a"
d22e8442
DY
3042 SLIBPREF=""
3043 SLIBSUF=".dll"
3044 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3045 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3046 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3047 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3048 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3049 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3050 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3051 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3052 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3053 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3054 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3055 enable dos_paths
d22e8442 3056 ;;
83993c1c 3057 gnu/kfreebsd)
3bd1eacd 3058 add_cppflags -D_BSD_SOURCE
83993c1c 3059 ;;
34e82167 3060 gnu)
34e82167 3061 ;;
d33ed7b3
MR
3062 qnx)
3063 add_cppflags -D_QNX_SOURCE
3064 network_extralibs="-lsocket"
3065 ;;
1c69c79f
MS
3066 symbian)
3067 SLIBSUF=".dll"
3068 enable dos_paths
e3bc07f4
MS
3069 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3070 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3071 add_ldflags -Wl,--target1-abs,--no-undefined \
3072 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3073 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3074 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3075 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3076 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3077 ;;
fdd66609
MR
3078 osf1)
3079 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3080 AVSERVERLDFLAGS=
3081 ;;
741a8b72
MR
3082 minix)
3083 ;;
4ebc6a74
MR
3084 plan9)
3085 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3086 -D_REENTRANT_SOURCE \
3087 -D_RESEARCH_SOURCE \
3088 -DFD_SETSIZE=96 \
3089 -DHAVE_SOCK_OPTS
3090 add_compat strtod.o strtod=avpriv_strtod
3091 network_extralibs='-lbsd'
3092 exeobjs=compat/plan9/main.o
3093 disable avserver
4ebc6a74
MR
3094 cp_f='cp'
3095 ;;
614d8911
MR
3096 none)
3097 ;;
7483e694 3098 *)
4f924f9a 3099 die "Unknown OS '$target_os'."
7483e694
DB
3100 ;;
3101esac
3102
b797f3c4
MR
3103# determine libc flavour
3104
197252f1 3105# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3106if check_cpp_condition features.h "defined __UCLIBC__"; then
3107 libc_type=uclibc
3bd1eacd 3108 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3109elif check_cpp_condition features.h "defined __GLIBC__"; then
3110 libc_type=glibc
3bd1eacd 3111 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3112# MinGW headers can be installed on Cygwin, so check for newlib first.
3113elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3114 libc_type=newlib
3115 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3116elif check_header _mingw.h; then
3117 libc_type=mingw
3118 check_cpp_condition _mingw.h \
3119 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3120 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3121 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3122 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3123elif check_func_headers stdlib.h _get_doserrno; then
3124 libc_type=msvcrt
84e65c76
MR
3125 add_compat strtod.o strtod=avpriv_strtod
3126 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3127 _snprintf=avpriv_snprintf \
3128 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3129elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3130 libc_type=klibc
3131fi
3132
3133test -n "$libc_type" && enable $libc_type
3134
5ab432fa
MR
3135# hacks for compiler/libc/os combinations
3136
3137if enabled_all tms470 glibc; then
b6f8d635 3138 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3139 add_cppflags -D__USER_LABEL_PREFIX__=
3140 add_cppflags -D__builtin_memset=memset
3141 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3142 add_cflags -pds=48 # incompatible redefinition of macro
3143fi
3144
457cc333
MR
3145if enabled_all ccc glibc; then
3146 add_ldflags -Wl,-z,now # calls to libots crash without this
3147fi
3148
6555acad
MR
3149esc(){
3150 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3151}
3152
3153echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3154
13cb2187
AS
3155check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3156
c9d19248 3157set_default $PATHS_LIST
2a8a860a 3158set_default nm
c9d19248 3159
320d060a 3160# we need to build at least one lib type
93b3c083 3161if ! enabled_any static shared; then
320d060a
DB
3162 cat <<EOF
3163At least one library type must be built.
3164Specify --enable-static to build the static libraries or --enable-shared to
3165build the shared libraries as well. To only build the shared libraries specify
3166--disable-static in addition to --enable-shared.
3167EOF
3168 exit 1;
3169fi
3170
2184c6f7 3171die_license_disabled() {
4c27207c 3172 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3173}
3174
e417d80d 3175die_license_disabled gpl libcdio
2184c6f7 3176die_license_disabled gpl libx264
de295976 3177die_license_disabled gpl libxavs
2184c6f7 3178die_license_disabled gpl libxvid
2184c6f7
DB
3179die_license_disabled gpl x11grab
3180
2f7ae63b 3181die_license_disabled nonfree libfaac
87246953 3182die_license_disabled nonfree libfdk_aac
a060866f 3183die_license_disabled nonfree openssl
b2e3c528 3184
0b175caa
DB
3185die_license_disabled version3 libopencore_amrnb
3186die_license_disabled version3 libopencore_amrwb
d89e738a 3187die_license_disabled version3 libvo_aacenc
f502ff3f 3188die_license_disabled version3 libvo_amrwbenc
0b175caa 3189
9cad0e4e 3190enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3191
40617a6d 3192disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3193
e276d9e8
MR
3194enable_pic() {
3195 enable pic
bce7b696
MR
3196 add_cppflags -DPIC
3197 add_cflags -fPIC
3198 add_asflags -fPIC
e276d9e8
MR
3199}
3200
3201enabled pic && enable_pic
bce7b696 3202
b4d96ba2
MR
3203check_cc <<EOF || die "Symbol mangling check failed."
3204int ff_extern;
3205EOF
2a8a860a 3206sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3207extern_prefix=${sym%%ff_extern*}
3208
afb5ed55 3209check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3210void foo(void) { __asm__ volatile ("" ::); }
3211EOF
61d251db 3212
df5e3978
MR
3213_restrict=
3214for restrict_keyword in restrict __restrict__ __restrict; do
3215 check_cc <<EOF && _restrict=$restrict_keyword && break
3216void foo(char * $restrict_keyword p);
3217EOF
3218done
3219
3220check_cc <<EOF && enable attribute_packed
3221struct { int x; } __attribute__((packed)) x;
3222EOF
3223
dffb41b9
MR
3224check_cc <<EOF && enable attribute_may_alias
3225union { int x; } __attribute__((may_alias)) x;
3226EOF
3227
df5e3978
MR
3228check_cc <<EOF || die "endian test failed"
3229unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3230EOF
48fc536a 3231od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3232
e939cedd
MR
3233if enabled alpha; then
3234
3235 check_cflags -mieee
3236
3237elif enabled arm; then
e45391bb 3238
66371c28 3239 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3240 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3241 nogas=die
50fa82e6 3242
44caaa56
MR
3243 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3244 enable vfp_args
3245 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3246 case "${cross_prefix:-$cc}" in
3247 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3248 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3249__asm__ (".eabi_attribute 28, 1");
3250int main(void) { return 0; }
3251EOF
44caaa56
MR
3252 esac
3253 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3254 fi
fa0912fe 3255
7f2b3dca
MR
3256 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3257 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3258 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3259 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3260 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3261 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3262
b57c1da8
MR
3263 [ $target_os = linux ] ||
3264 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3265 $ARCH_EXT_LIST_ARM
e45391bb 3266
575db883
DB
3267 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3268 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3269
e276d9e8
MR
3270 enabled_all armv6t2 shared !pic && enable_pic
3271
fa0912fe 3272elif enabled mips; then
e45391bb 3273
575db883 3274 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3275
5af530f5
MR
3276elif enabled parisc; then
3277
3278 if enabled gcc; then
3279 case $($cc -dumpversion) in
3280 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3281 esac
3282 fi
3283
fa0912fe 3284elif enabled ppc; then
e45391bb 3285
e6a0c354
MR
3286 enable local_aligned_8 local_aligned_16
3287
575db883
DB
3288 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3289 check_inline_asm ibm_asm '"add 0, 0, 0"'
3290 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3291 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3292
3293 # AltiVec flags: The FSF version of GCC differs from the Apple version
3294 if enabled altivec; then
301ab19d 3295 nogas=warn
fa0912fe
MR
3296 check_cflags -maltivec -mabi=altivec &&
3297 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3298 check_cflags -faltivec
3299
3300 # check if our compiler supports Motorola AltiVec C API
3301 check_cc <<EOF || disable altivec
3302$inc_altivec_h
3303int main(void) {
20bcce50
MR
3304 vector signed int v1 = (vector signed int) { 0 };
3305 vector signed int v2 = (vector signed int) { 1 };
3306 v1 = vec_add(v1, v2);
fa0912fe
MR
3307 return 0;
3308}
3309EOF
3310
20bcce50 3311 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3312 fi
e45391bb 3313
fa0912fe 3314elif enabled sparc; then
e45391bb 3315
6aa93689 3316 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3317
fa0912fe 3318elif enabled x86; then
e45391bb 3319
2a7ab2df
DB
3320 check_builtin rdtsc intrin.h "__rdtsc()"
3321 check_builtin mm_empty mmintrin.h "_mm_empty()"
f80ddd5b 3322
e6a0c354
MR
3323 enable local_aligned_8 local_aligned_16
3324
44965991
PI
3325 # check whether EBP is available on x86
3326 # As 'i' is stored on the stack, this program will crash
3327 # if the base pointer is used to access it because the
3328 # base pointer is cleared in the inline assembly code.
7dfef245 3329 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3330volatile int i=0;
3331__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3332return i;
44965991
PI
3333EOF
3334
f494213c 3335 # check whether EBX is available on x86
575db883
DB
3336 check_inline_asm ebx_available '""::"b"(0)' &&
3337 check_inline_asm ebx_available '"":::"%ebx"'