ape: 3.80-3.92 decoding support
[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:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$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]
3b327a4b
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
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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DB
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.
7e4d9d5d
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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 "$logfile" produced by configure as this will help
338solving the problem.
2ba042a7
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339EOF
340 fi
57bd82d4
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341 exit 1
342}
343
6c6007d6 344# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 345toupper(){
6c6007d6 346 echo "$@" | 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
a8d04fba
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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
3f8040db
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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
a8d04fba
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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(){
fd07f803
MR
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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MR
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"
c510c7b5
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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
f9d328da
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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 $*
493}
494
57bd82d4 495enabled(){
3250003c
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496 test "${1#!}" = "$1" && op== || op=!=
497 eval test "x\$${1#!}" $op "xyes"
44161118
MR
498}
499
37970ebf 500disabled(){
3250003c
MR
501 test "${1#!}" = "$1" && op== || op=!=
502 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
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 $opt && return 0
526 done
f7b230a7 527 return 1
85bca2c5
DB
528}
529
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530set_default(){
531 for opt; do
88268e94 532 eval : \${$opt:=\$${opt}_default}
c9d19248
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533 done
534}
535
4a0d6686
AJ
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#!}"
799c9e9b
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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 $cfg
799c9e9b 552
30fd06be
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553 eval dep_all="\$${cfg}_deps"
554 eval dep_any="\$${cfg}_deps_any"
7ef3425f 555 eval dep_sel="\$${cfg}_select"
c510c7b5 556 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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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
65f1d45d 1288 machine_rw_barrier
c88f5d72 1289 malloc_h
73f6d31e 1290 MapViewOfFile
c88f5d72 1291 memalign
65f1d45d 1292 MemoryBarrier
6ffa87d3 1293 mkstemp
f80ddd5b 1294 mm_empty
0328b9ea 1295 mmap
e98b02de 1296 mprotect
4fa661a8 1297 msvcrt
d3d3a32c 1298 nanosleep
3e0b1c9a 1299 poll_h
1f91cdce 1300 posix_memalign
07b28702 1301 rdtsc
ea4d5f48 1302 sched_getaffinity
c88f5d72 1303 sdl
7e6a11bc 1304 SetConsoleTextAttribute
b507ebd1 1305 setmode
3e0b1c9a 1306 setrlimit
d3d3a32c 1307 Sleep
15d59d2c 1308 sndio_h
72be9e73 1309 socklen_t
deb29777 1310 soundcard_h
87958234 1311 strerror_r
6379900c 1312 strptime
47941088 1313 strtok_r
c0018613 1314 struct_addrinfo
75d339e0
MS
1315 struct_group_source_req
1316 struct_ip_mreq_source
b4d68544 1317 struct_ipv6_mreq
cdee08e3 1318 struct_pollfd
3e0b1c9a 1319 struct_rusage_ru_maxrss
b4d68544 1320 struct_sockaddr_in6
3b2372bf 1321 struct_sockaddr_sa_len
33a4dbdd 1322 struct_sockaddr_storage
a6a4793d 1323 struct_v4l2_frmivalenum_discrete
b462d132 1324 symver_asm_label
3e0b1c9a 1325 symver_gnu_asm
e460aa32 1326 sync_val_compare_and_swap
bcc73960 1327 sysconf
b9e22269 1328 sysctl
b58412f1 1329 sys_mman_h
06bb5905 1330 sys_param_h
b091aa44 1331 sys_resource_h
81644c2e 1332 sys_select_h
deb29777 1333 sys_soundcard_h
e64bceea 1334 sys_time_h
1b6e8b73 1335 sys_videoio_h
b265431e 1336 threads
542920b7 1337 unistd_h
d3d3a32c 1338 usleep
ce742de2 1339 vfp_args
7c5bfe7a 1340 VirtualAlloc
d3d3a32c 1341 windows_h
6ff3f3e7 1342 winsock2_h
cc078b5d 1343 xform_asm
6f74fb03 1344 xmm_clobbers
0cb78cef 1345"
44161118 1346
511cf612 1347# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1348CONFIG_EXTRA="
87849592 1349 aandcttables
bfe9f48a 1350 ac3dsp
aa11cb79 1351 audio_frame_queue
c292f6a2 1352 error_resilience
bfe9f48a 1353 gcrypt
478fd534 1354 golomb
9cad0e4e 1355 gplv3
478fd534
DB
1356 h264chroma
1357 h264dsp
1358 h264pred
915a2a0a 1359 h264qpel
478fd534 1360 huffman
9cad0e4e 1361 lgplv3
478fd534 1362 lpc
1e164c0b 1363 mpegaudio
bfe9f48a 1364 mpegaudiodsp
18bbca1f 1365 mpegvideo
ad08dfd5 1366 mpegvideoenc
bfe9f48a 1367 nettle
f704a079 1368 rangecoder
bfe9f48a 1369 rtpdec
5ad2f0bf 1370 rtpenc_chain
bfe9f48a 1371 sinewin
8c53d39e 1372 videodsp
ab9f9876 1373 vp3dsp
b6bb00b0
MR
1374"
1375
520cc7f1 1376CMDLINE_SELECT="
3f5b56e5 1377 $ARCH_EXT_LIST
520cc7f1 1378 $CONFIG_LIST
fd712a55 1379 $HAVE_LIST_CMDLINE
8eee7025 1380 $THREADS_LIST
c8a4ae00 1381 asm
db6107b6 1382 cross_compile
520cc7f1
MR
1383 debug
1384 extra_warnings
8c6afa4d 1385 logging
65d12900 1386 lto
d2bbb2f7 1387 optimizations
520cc7f1 1388"
426be5dc
DB
1389
1390PATHS_LIST='
d156bede 1391 bindir
14a8acf1 1392 datadir
26759c44
MR
1393 incdir
1394 libdir
26759c44
MR
1395 mandir
1396 prefix
1397 shlibdir
426be5dc
DB
1398'
1399
1400CMDLINE_SET="
1401 $PATHS_LIST
121d78d0 1402 ar
426be5dc 1403 arch
313c46a6 1404 as
426be5dc
DB
1405 build_suffix
1406 cc
1407 cpu
1408 cross_prefix
50567afa 1409 dep_cc
ac63af34 1410 extra_version
9da6609f
MR
1411 host_cc
1412 host_cflags
095792f2 1413 host_ld
9da6609f
MR
1414 host_ldflags
1415 host_libs
82bb3329 1416 host_os
684b28e0 1417 ld
426be5dc 1418 logfile
4ae40685 1419 malloc_prefix
89641463 1420 nm
9cd7b854 1421 optflags
3f8040db 1422 pkg_config
154caa67 1423 random_seed
2fad0977 1424 samples
c5200f17
MR
1425 sysinclude
1426 sysroot
a7ada2ba 1427 target_exec
26759c44 1428 target_os
a7ada2ba 1429 target_path
aeeb782c 1430 toolchain
426be5dc 1431"
520cc7f1 1432
89f2932b
MR
1433CMDLINE_APPEND="
1434 extra_cflags
4cc4b33f 1435 host_cppflags
89f2932b
MR
1436"
1437
912f3148
DB
1438# code dependency declarations
1439
9eeed841 1440# architecture extensions
808fa33c 1441
a2fc0f6a
MR
1442armv5te_deps="arm"
1443armv6_deps="arm"
ab5cb084 1444armv6t2_deps="arm"
808fa33c 1445neon_deps="arm"
b3267559
MR
1446vfp_deps="arm"
1447vfpv3_deps="vfp"
808fa33c 1448
637606de
MR
1449map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1450
808fa33c
MR
1451altivec_deps="ppc"
1452ppc4xx_deps="ppc"
1453
1454vis_deps="sparc"
1455
7f8c3d1f 1456x86_64_suggest="cmov fast_cmov"
50cd43f2 1457
808fa33c
MR
1458amd3dnow_deps="mmx"
1459amd3dnowext_deps="amd3dnow"
9eeed841 1460mmx_deps="x86"
239fdf1b 1461mmxext_deps="mmx"
50cd43f2
DB
1462sse_deps="mmxext"
1463sse2_deps="sse"
1464sse3_deps="sse2"
1465ssse3_deps="sse3"
1466sse4_deps="ssse3"
1467sse42_deps="sse4"
1468avx_deps="sse42"
79687079 1469fma4_deps="avx"
9eeed841 1470
43b73d59
DB
1471mmx_external_deps="yasm"
1472mmx_inline_deps="inline_asm"
1473mmx_suggest="mmx_external mmx_inline"
1474
1475for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1476 eval dep=\$${ext}_deps
1477 eval ${ext}_external_deps='"${dep}_external"'
1478 eval ${ext}_inline_deps='"${dep}_inline"'
1479 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1480done
1481
59782b82 1482aligned_stack_if_any="ppc x86"
e939cedd 1483fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1484fast_clz_if_any="alpha avr32 mips ppc x86"
1485fast_unaligned_if_any="ppc x86"
669b5583 1486
6fec122a 1487inline_asm_deps="!tms470"
3e0b1c9a 1488need_memalign="altivec neon sse"
89e053f8 1489
b462d132
MR
1490symver_if_any="symver_asm_label symver_gnu_asm"
1491
88a35699
MS
1492log2_deps="!msvcrt"
1493
26fbcc85 1494# subsystems
dc609252 1495dct_select="rdft"
26fbcc85
MR
1496mdct_select="fft"
1497rdft_select="fft"
1e164c0b 1498mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1499mpegaudiodsp_select="dct"
ed40b6bf 1500mpegvideo_select="videodsp"
ad08dfd5 1501mpegvideoenc_select="mpegvideo"
26fbcc85 1502
ed40b6bf 1503# decoders / encoders
cfc2a0cf 1504aac_decoder_select="mdct sinewin"
aa11cb79 1505aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1506aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1507ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1508ac3_encoder_select="mdct ac3dsp"
3d269059 1509ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1510alac_encoder_select="lpc"
b781cc12 1511amrnb_decoder_select="lsp"
2b2a597e 1512amrwb_decoder_select="lsp"
4538729a 1513atrac1_decoder_select="mdct sinewin"
26fbcc85 1514atrac3_decoder_select="mdct"
a33657ce
DB
1515binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1516binkaudio_rdft_decoder_select="mdct rdft sinewin"
870add0d 1517cavs_decoder_select="golomb h264chroma mpegvideo videodsp"
9b500b8f 1518comfortnoise_encoder_select="lpc"
4538729a 1519cook_decoder_select="mdct sinewin"
2a91ada8 1520cscd_decoder_select="lzo"
2eef7c62 1521cscd_decoder_suggest="zlib"
26fbcc85 1522dca_decoder_select="mdct"
ad08dfd5 1523dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1524dxa_decoder_select="zlib"
baf91bb9 1525eac3_decoder_select="ac3_decoder"
4264a0dd 1526eac3_encoder_select="ac3_encoder"
06b54e84 1527eamad_decoder_select="aandcttables mpegvideo"
87849592 1528eatgq_decoder_select="aandcttables"
06b54e84 1529eatqi_decoder_select="aandcttables mpegvideo"
f704a079
DB
1530ffv1_decoder_select="golomb rangecoder"
1531ffv1_encoder_select="rangecoder"
5a582bd3 1532ffvhuff_encoder_select="huffman"
4f034993 1533flac_decoder_select="golomb"
f4d608e3 1534flac_encoder_select="golomb lpc"
2eef7c62
AJ
1535flashsv_decoder_select="zlib"
1536flashsv_encoder_select="zlib"
c2d23309 1537flashsv2_decoder_select="zlib"
4414137e 1538flv_decoder_select="h263_decoder"
4d4b4bd1 1539flv_encoder_select="h263_encoder"
3447f12d 1540fraps_decoder_select="huffman"
c292f6a2 1541h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1542h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1543h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1544h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1545h263i_decoder_select="h263_decoder"
fe629c2d 1546h263p_encoder_select="h263_encoder"
64e43869 1547h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel videodsp"
5a582bd3 1548huffyuv_encoder_select="huffman"
19be0f3c 1549iac_decoder_select="fft mdct sinewin"
56c8227d 1550imc_decoder_select="fft mdct sinewin"
4f034993
MR
1551jpegls_decoder_select="golomb"
1552jpegls_encoder_select="golomb"
ad08dfd5 1553ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1554loco_decoder_select="golomb"
c292f6a2 1555mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1556mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1557mlp_decoder_select="mlp_parser"
1e164c0b
DB
1558mp1_decoder_select="mpegaudio"
1559mp1float_decoder_select="mpegaudio"
1560mp2_decoder_select="mpegaudio"
1561mp2float_decoder_select="mpegaudio"
1562mp3_decoder_select="mpegaudio"
1563mp3adu_decoder_select="mpegaudio"
1564mp3adufloat_decoder_select="mpegaudio"
1565mp3float_decoder_select="mpegaudio"
1566mp3on4_decoder_select="mpegaudio"
1567mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1568mpc7_decoder_select="mpegaudiodsp"
1569mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1570mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1571mpeg_xvmc_decoder_select="mpegvideo_decoder"
c292f6a2 1572mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1573mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1574mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1575mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1576mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1577mpeg4_encoder_select="h263_encoder"
4414137e 1578msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1579msmpeg4v1_encoder_select="h263_encoder"
4414137e 1580msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1581msmpeg4v2_encoder_select="h263_encoder"
4414137e 1582msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1583msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1584mss2_decoder_select="error_resilience vc1_decoder"
4538729a 1585nellymoser_decoder_select="mdct sinewin"
aa11cb79 1586nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2a91ada8 1587nuv_decoder_select="lzo"
2eef7c62
AJ
1588png_decoder_select="zlib"
1589png_encoder_select="zlib"
b781cc12 1590qcelp_decoder_select="lsp"
c4f5c2d6 1591qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1592ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1593ralf_decoder_select="golomb"
06b54e84 1594rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1595rv10_encoder_select="h263_encoder"
06b54e84 1596rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1597rv20_encoder_select="h263_encoder"
870add0d
DB
1598rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1599rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1600shorten_decoder_select="golomb"
b781cc12 1601sipr_decoder_select="lsp"
06b54e84
DB
1602svq1_decoder_select="mpegvideo"
1603svq1_encoder_select="aandcttables mpegvideoenc"
870add0d 1604svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo videodsp"
bee2eac5 1605svq3_decoder_suggest="zlib"
4eef77c1 1606theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1607tiff_decoder_suggest="zlib"
1608tiff_encoder_suggest="zlib"
aec09a00 1609truehd_decoder_select="mlp_decoder"
2eef7c62 1610tscc_decoder_select="zlib"
4538729a 1611twinvq_decoder_select="mdct lsp sinewin"
aa661113 1612utvideo_encoder_select="huffman"
06b54e84 1613vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1614vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1615vorbis_decoder_select="mdct"
1616vorbis_encoder_select="mdct"
8c53d39e 1617vp3_decoder_select="vp3dsp videodsp"
bcd0a713
DB
1618vp5_decoder_select="h264chroma videodsp vp3dsp"
1619vp6_decoder_select="h264chroma huffman videodsp vp3dsp"
e82dc4c9
DB
1620vp6a_decoder_select="vp6_decoder"
1621vp6f_decoder_select="vp6_decoder"
8c53d39e 1622vp8_decoder_select="h264pred videodsp"
4538729a
MR
1623wmapro_decoder_select="mdct sinewin"
1624wmav1_decoder_select="mdct sinewin"
1625wmav1_encoder_select="mdct sinewin"
1626wmav2_decoder_select="mdct sinewin"
1627wmav2_encoder_select="mdct sinewin"
1628wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1629wmv1_decoder_select="h263_decoder"
665507aa 1630wmv1_encoder_select="h263_encoder"
870add0d 1631wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1632wmv2_encoder_select="h263_encoder"
015f8ee0 1633wmv3_decoder_select="vc1_decoder"
45ecda85 1634wmv3image_decoder_select="wmv3_decoder"
0e714f88 1635zerocodec_decoder_select="zlib"
2eef7c62
AJ
1636zlib_decoder_select="zlib"
1637zlib_encoder_select="zlib"
1638zmbv_decoder_select="zlib"
1639zmbv_encoder_select="zlib"
30fd06be 1640
ed40b6bf 1641# hardware accelerators
215cdd35 1642dxva2_deps="dxva2api_h"
0afab17e 1643vaapi_deps="va_va_h"
ac3dbb4d 1644vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1645vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1646vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1647
82ca17ac
DB
1648h263_vaapi_hwaccel_deps="vaapi"
1649h263_vaapi_hwaccel_select="h263_decoder"
1650h263_vdpau_hwaccel_deps="vdpau"
1651h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1652h264_dxva2_hwaccel_deps="dxva2"
1653h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1654h264_vaapi_hwaccel_deps="vaapi"
1655h264_vaapi_hwaccel_select="h264_decoder"
1656h264_vda_hwaccel_deps="vda"
1657h264_vda_hwaccel_select="h264_decoder"
1658h264_vdpau_decoder_deps="vdpau"
1659h264_vdpau_decoder_select="h264_decoder"
1660h264_vdpau_hwaccel_deps="vdpau"
1661h264_vdpau_hwaccel_select="h264_decoder"
1662mpeg_vdpau_decoder_deps="vdpau"
1663mpeg_vdpau_decoder_select="mpegvideo_decoder"
1664mpeg1_vdpau_decoder_deps="vdpau"
1665mpeg1_vdpau_decoder_select="mpeg1video_decoder"
1666mpeg1_vdpau_hwaccel_deps="vdpau"
1667mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1668mpeg2_dxva2_hwaccel_deps="dxva2"
1669mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1670mpeg2_vaapi_hwaccel_deps="vaapi"
1671mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1672mpeg2_vdpau_hwaccel_deps="vdpau"
1673mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1674mpeg4_vaapi_hwaccel_deps="vaapi"
1675mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
1676mpeg4_vdpau_decoder_deps="vdpau"
1677mpeg4_vdpau_decoder_select="mpeg4_decoder"
1678mpeg4_vdpau_hwaccel_deps="vdpau"
1679mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1680vc1_dxva2_hwaccel_deps="dxva2"
1681vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1682vc1_vaapi_hwaccel_deps="vaapi"
1683vc1_vaapi_hwaccel_select="vc1_decoder"
1684vc1_vdpau_decoder_deps="vdpau"
1685vc1_vdpau_decoder_select="vc1_decoder"
1686vc1_vdpau_hwaccel_deps="vdpau"
1687vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1688wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1689wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1690wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
77525327 1691wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1692
28b80940 1693# parsers
64e43869 1694h264_parser_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1695mpeg4video_parser_select="error_resilience mpegvideo"
1696mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1697vc1_parser_select="mpegvideo"
28b80940 1698
912f3148 1699# external libraries
c9171a83 1700libfaac_encoder_deps="libfaac"
aa11cb79 1701libfaac_encoder_select="audio_frame_queue"
37eeb5e2 1702libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1703libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1704libgsm_decoder_deps="libgsm"
1705libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1706libgsm_ms_decoder_deps="libgsm"
1707libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1708libilbc_decoder_deps="libilbc"
1709libilbc_encoder_deps="libilbc"
1cc60c47 1710libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1711libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1712libopencore_amrnb_decoder_deps="libopencore_amrnb"
1713libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1714libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1715libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1716libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1717libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1718libopus_decoder_deps="libopus"
6cb8c854 1719libopus_encoder_deps="libopus"
aa11cb79 1720libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1721libschroedinger_decoder_deps="libschroedinger"
1722libschroedinger_encoder_deps="libschroedinger"
ae14f311 1723libspeex_decoder_deps="libspeex"
b606a017 1724libspeex_encoder_deps="libspeex"
aa11cb79 1725libspeex_encoder_select="audio_frame_queue"
150d2772 1726libtheora_encoder_deps="libtheora"
d89e738a 1727libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1728libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1729libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1730libvorbis_encoder_deps="libvorbis"
aa11cb79 1731libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1732libvpx_vp8_decoder_deps="libvpx"
1733libvpx_vp8_encoder_deps="libvpx"
1734libvpx_vp9_decoder_deps="libvpx"
1735libvpx_vp9_encoder_deps="libvpx"
1cc60c47 1736libx264_encoder_deps="libx264"
de295976 1737libxavs_encoder_deps="libxavs"
1cc60c47 1738libxvid_encoder_deps="libxvid"
30fd06be 1739
912f3148 1740# demuxers / muxers
c2dd0e9e 1741ac3_demuxer_select="ac3_parser"
647c2356 1742asf_stream_muxer_select="asf_muxer"
4e622dea 1743avisynth_demuxer_deps="avisynth"
c2dd0e9e 1744dirac_demuxer_select="dirac_parser"
5b423887 1745eac3_demuxer_select="ac3_parser"
c2dd0e9e 1746flac_demuxer_select="flac_parser"
647c2356 1747ipod_muxer_select="mov_muxer"
31f16dc1 1748ismv_muxer_select="mov_muxer"
647c2356 1749matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1750matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1751mov_demuxer_suggest="zlib"
5ad2f0bf 1752mov_muxer_select="rtpenc_chain"
c2dd0e9e 1753mp3_demuxer_select="mpegaudio_parser"
647c2356 1754mp4_muxer_select="mov_muxer"
18bbca1f 1755mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1756mpegtsraw_demuxer_select="mpegts_demuxer"
1757mxf_d10_muxer_select="mxf_muxer"
24ca518b 1758ogg_demuxer_select="golomb"
647c2356 1759psp_muxer_select="mov_muxer"
44594cc7 1760rtp_demuxer_select="sdp_demuxer"
18bbca1f 1761rtp_muxer_select="mpegvideo"
44b70ce5
MS
1762rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1763rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1764rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1765sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1766sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1767sdp_demuxer_select="rtpdec"
e772f9fa 1768smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1769spdif_muxer_select="aac_parser"
57231e4d 1770tak_demuxer_select="tak_parser"
647c2356
DB
1771tg2_muxer_select="mov_muxer"
1772tgp_muxer_select="mov_muxer"
6bdaa5f4 1773w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1774
1775# indevs / outdevs
38e54a75 1776alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1777alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1778bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1779dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1780fbdev_indev_deps="linux_fb_h"
38e54a75 1781jack_indev_deps="jack_jack_h"
e417d80d 1782libcdio_indev_deps="libcdio"
38e54a75 1783libdc1394_indev_deps="libdc1394"
38e54a75
SS
1784oss_indev_deps_any="soundcard_h sys_soundcard_h"
1785oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1786pulse_indev_deps="libpulse"
15d59d2c
B
1787sndio_indev_deps="sndio_h"
1788sndio_outdev_deps="sndio_h"
38e54a75 1789v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1790vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1791vfwcap_indev_extralibs="-lavicap32"
24f8961f 1792x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1793
912f3148 1794# protocols
acd554c1
SP
1795ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1796ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1797ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1798ffrtmphttp_protocol_deps="!librtmp_protocol"
1799ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1800gopher_protocol_select="network"
c40e1757 1801httpproxy_protocol_select="tcp_protocol"
279a0c97 1802http_protocol_select="tcp_protocol"
183baead 1803https_protocol_select="tls_protocol"
c3b57d6e
DB
1804librtmp_protocol_deps="librtmp"
1805librtmpe_protocol_deps="librtmp"
1806librtmps_protocol_deps="librtmp"
1807librtmpt_protocol_deps="librtmp"
1808librtmpte_protocol_deps="librtmp"
c60a2d70 1809mmsh_protocol_select="http_protocol"
998c1ee1 1810mmst_protocol_select="network"
c3b57d6e 1811rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1812rtmp_protocol_select="tcp_protocol"
acd554c1 1813rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1814rtmps_protocol_deps="!librtmp_protocol"
1815rtmps_protocol_select="tls_protocol"
775c4d36 1816rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1817rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1818rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1819rtp_protocol_select="udp_protocol"
998c1ee1
DB
1820sctp_protocol_deps="struct_sctp_event_subscribe"
1821sctp_protocol_select="network"
0eecafc9 1822srtp_protocol_select="rtp_protocol"
998c1ee1 1823tcp_protocol_select="network"
558d192d
MS
1824tls_protocol_deps_any="openssl gnutls"
1825tls_protocol_select="tcp_protocol"
998c1ee1 1826udp_protocol_select="network"
c08fb000 1827
6ebf0bfc 1828# filters
13fabd7a 1829blackframe_filter_deps="gpl"
ce6b6ef6 1830boxblur_filter_deps="gpl"
68b79bfc 1831cropdetect_filter_deps="gpl"
b157be1f 1832delogo_filter_deps="gpl"
a5b64584 1833drawtext_filter_deps="libfreetype"
2e5ff4d0 1834frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1835frei0r_filter_extralibs='$ldl'
a42bb9d6 1836frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1837frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1838hqdn3d_filter_deps="gpl"
d371e7b9 1839resample_filter_deps="avresample"
cf69ad35 1840ocv_filter_deps="libopencv"
2f296e39 1841scale_filter_deps="swscale"
acbac567 1842yadif_filter_deps="gpl"
6ebf0bfc 1843
5a0f7131 1844# libraries
d89f2fa9
DB
1845avcodec_deps="avutil"
1846avdevice_deps="avutil avcodec avformat"
1847avfilter_deps="avutil"
1848avformat_deps="avutil avcodec"
1849avresample_deps="avutil"
1850swscale_deps="avutil"
f7679c54 1851
912f3148 1852# programs
54fd593a 1853avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1854avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1855 fps_filter null_filter resample_filter scale_filter
1856 setpts_filter"
d173ede1 1857avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1858avplay_select="rdft"
9e12f0bf 1859avprobe_deps="avcodec avformat"
b263bf66 1860avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1861avserver_extralibs='$ldl'
a2830dca 1862
c73f65d9 1863doc_deps="texi2html"
912f3148 1864
de6d9b64 1865# default parameters
8a608357 1866
19bd477d 1867logfile="config.log"
8a608357
MR
1868
1869# installation paths
c9d19248
MR
1870prefix_default="/usr/local"
1871bindir_default='${prefix}/bin'
6291d7e4 1872datadir_default='${prefix}/share/avconv'
c9d19248
MR
1873incdir_default='${prefix}/include'
1874libdir_default='${prefix}/lib'
1875mandir_default='${prefix}/share/man'
1876shlibdir_default="$libdir_default"
8a608357
MR
1877
1878# toolchain
121d78d0 1879ar_default="ar"
13c7df3d 1880cc_default="gcc"
9da6609f 1881host_cc_default="gcc"
4ebc6a74 1882cp_f="cp -f"
b58b00ae 1883ln_s="ln -s -f"
2a8a860a 1884nm_default="nm -g"
11e6d03a 1885objformat="elf"
3f8040db 1886pkg_config_default=pkg-config
be7109c1 1887ranlib="ranlib"
11e6d03a 1888yasmexe="yasm"
8a608357 1889
3e0b1c9a 1890nogas=":"
8182dc34 1891
8a608357 1892# machine
8d4c00ed 1893arch_default=$(uname -m)
38d0a8aa 1894cpu="generic"
8a608357 1895
8a608357 1896# OS
8d4c00ed
MR
1897target_os_default=$(tolower $(uname -s))
1898host_os=$target_os_default
8a608357 1899
8a608357 1900# configurable options
d89f2fa9 1901enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1902
3e0b1c9a
DB
1903enable asm
1904enable debug
1905enable doc
8400d6b8 1906enable optimizations
8cfbbd92 1907enable safe_bitstream_reader
530dc538 1908enable static
a9ddb5b1 1909enable swscale_alpha
8a608357 1910
2e2ec667
DB
1911# By default, enable only those hwaccels that have no external dependencies.
1912enable dxva2 vdpau
1913
8a608357 1914# build settings
9987769a 1915SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1916AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1917LIBPREF="lib"
1918LIBSUF=".a"
c5f14466
RP
1919FULLNAME='$(NAME)$(BUILDSUF)'
1920LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1921SLIBPREF="lib"
1922SLIBSUF=".so"
c5f14466 1923SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1924SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1925SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1926LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1927SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1928SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1929
68485d1f
MR
1930asflags_filter=echo
1931cflags_filter=echo
64933b6c
MR
1932ldflags_filter=echo
1933
23565c26 1934AS_C='-c'
bc877faf 1935AS_O='-o $@'
23565c26 1936CC_C='-c'
18031c49 1937CC_E='-E -o $@'
7e6c86e6 1938CC_O='-o $@'
a758c5e2 1939LD_O='-o $@'
8db73c61
MR
1940LD_LIB='-l%'
1941LD_PATH='-L'
23565c26 1942HOSTCC_C='-c'
a758c5e2 1943HOSTCC_O='-o $@'
095792f2 1944HOSTLD_O='-o $@'
7e6c86e6 1945
4cc4b33f
DB
1946host_cflags='-O3 -g'
1947host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 1948host_libs='-lm'
6c3fa06a
MR
1949host_cflags_filter=echo
1950host_ldflags_filter=echo
9da6609f 1951
9b861379 1952target_path='$(CURDIR)'
a7ada2ba 1953
a158446b
MR
1954# since the object filename is not given with the -MM flag, the compiler
1955# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1956DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1957DEPFLAGS='-MM'
315c741d 1958
c597172e 1959# find source path
24524f36 1960if test -f configure; then
f038cf3c 1961 source_path=.
c597172e 1962else
8477f2de 1963 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1964 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1965 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1966 test -e "$source_path/config.h" &&
1967 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1968fi
1969
13cbe2c0 1970for v in "$@"; do
b04251c5
MR
1971 r=${v#*=}
1972 l=${v%"$r"}
1973 r=$(sh_quote "$r")
29ba0911 1974 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1975done
c597172e 1976
73ef8980
MR
1977find_things(){
1978 thing=$1
1979 pattern=$2
1980 file=$source_path/$3
932ccf39 1981 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1982}
1983
1984ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1985DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1986HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1987PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1988BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1989MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1990DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1991OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1992INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1993PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1994FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1995
54e75be4
DB
1996ALL_COMPONENTS="
1997 $BSF_LIST
1998 $DECODER_LIST
1999 $DEMUXER_LIST
2000 $ENCODER_LIST
2001 $FILTER_LIST
2002 $HWACCEL_LIST
2003 $INDEV_LIST
2004 $MUXER_LIST
2005 $OUTDEV_LIST
2006 $PARSER_LIST
2007 $PROTOCOL_LIST
2008"
2009
8469ae22
MR
2010for n in $COMPONENT_LIST; do
2011 v=$(toupper ${n%s})_LIST
2012 eval enable \$$v
2013 eval ${n}_if_any="\$$v"
2014done
2015
206a070d 2016enable $ARCH_EXT_LIST
c597172e
MR
2017
2018die_unknown(){
2019 echo "Unknown option \"$1\"."
2020 echo "See $0 --help for available options."
2021 exit 1
2022}
2023
7432e872
DB
2024print_3_columns() {
2025 cat | tr ' ' '\n' | sort | pr -r -3 -t
2026}
2027
794f8e97 2028show_list() {
bf0c4afa
RP
2029 suffix=_$1
2030 shift
7432e872 2031 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2032 exit 0
2033}
2034
154caa67
MR
2035rand_list(){
2036 IFS=', '
2037 set -- $*
2038 unset IFS
2039 for thing; do
2040 comp=${thing%:*}
2041 prob=${thing#$comp}
2042 prob=${prob#:}
2043 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2044 echo "prob ${prob:-0.5}"
2045 printf '%s\n' $comp
2046 done
2047}
2048
2049do_random(){
2050 action=$1
2051 shift
2052 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2053 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2054}
2055
c597172e 2056for opt do
7483e694
DB
2057 optval="${opt#*=}"
2058 case "$opt" in
ea061af1
DB
2059 --extra-ldflags=*)
2060 add_ldflags $optval
7e9e7cc2 2061 ;;
ea061af1
DB
2062 --extra-libs=*)
2063 add_extralibs $optval
7e9e7cc2 2064 ;;
ea061af1
DB
2065 --disable-devices)
2066 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2067 ;;
ea061af1
DB
2068 --enable-debug=*)
2069 debuglevel="$optval"
7e9e7cc2
MR
2070 ;;
2071 --disable-programs)
2072 disable $PROGRAM_LIST
2073 ;;
2074 --disable-everything)
2075 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2076 ;;
844c6852
DB
2077 --disable-all)
2078 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2079 disable $LIBRARY_LIST $PROGRAM_LIST doc
2080 ;;
7e9e7cc2
MR
2081 --enable-random|--disable-random)
2082 action=${opt%%-random}
2083 do_random ${action#--} $COMPONENT_LIST
2084 ;;
2085 --enable-random=*|--disable-random=*)
2086 action=${opt%%-random=*}
2087 do_random ${action#--} $optval
2088 ;;
2089 --enable-*=*|--disable-*=*)
2090 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2091 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2092 eval list=\$$(toupper $thing)_LIST
2093 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2094 $action $(filter "$name" $list)
2095 ;;
2096 --enable-?*|--disable-?*)
2097 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2098 if is_in $option $COMPONENT_LIST; then
2099 test $action = disable && action=unset
2100 eval $action \$$(toupper ${option%s})_LIST
2101 elif is_in $option $CMDLINE_SELECT; then
2102 $action $option
2103 else
2104 die_unknown $opt
2105 fi
2106 ;;
2107 --list-*)
2108 NAME="${opt#--list-}"
2109 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2110 NAME=${NAME%s}
2111 eval show_list $NAME \$$(toupper $NAME)_LIST
2112 ;;
2113 --help|-h) show_help
2114 ;;
2115 *)
2116 optname="${opt%%=*}"
2117 optname="${optname#--}"
2118 optname=$(echo "$optname" | sed 's/-/_/g')
2119 if is_in $optname $CMDLINE_SET; then
2120 eval $optname='$optval'
2121 elif is_in $optname $CMDLINE_APPEND; then
2122 append $optname "$optval"
2123 else
2124 die_unknown $opt
2125 fi
2126 ;;
7483e694 2127 esac
c597172e
MR
2128done
2129
bcea99bb
MR
2130disabled logging && logfile=/dev/null
2131
29ba0911 2132echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2133set >> $logfile
2134
9da6609f
MR
2135test -n "$cross_prefix" && enable cross_compile
2136
8d4c00ed
MR
2137if enabled cross_compile; then
2138 test -n "$arch" && test -n "$target_os" ||
2139 die "Must specify target arch and OS when cross-compiling"
2140fi
2141
121d78d0 2142ar_default="${cross_prefix}${ar_default}"
11e6d03a 2143cc_default="${cross_prefix}${cc_default}"
20e0ed95 2144nm_default="${cross_prefix}${nm_default}"
3f8040db 2145pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2146ranlib="${cross_prefix}${ranlib}"
adb2b908 2147
c5200f17
MR
2148sysinclude_default="${sysroot}/usr/include"
2149
aeeb782c 2150case "$toolchain" in
0fbb62a8
LB
2151 clang-asan)
2152 cc_default="clang"
2153 add_cflags -faddress-sanitizer
2154 add_ldflags -faddress-sanitizer
2155 ;;
2156 clang-tsan)
2157 cc_default="clang"
2158 add_cflags -fthread-sanitizer
2159 add_ldflags -fthread-sanitizer
2160 ;;
aeeb782c
MR
2161 msvc)
2162 cc_default="c99wrap cl"
2163 ld_default="c99wrap link"
2164 nm_default="dumpbin -symbols"
ac3a9b51 2165 ar_default="lib"
53e8cd68 2166 target_os_default="win32"
aeeb782c
MR
2167 ;;
2168 ?*)
2169 die "Unknown toolchain $toolchain"
2170 ;;
2171esac
2172
53e8cd68 2173set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2174enabled cross_compile || host_cc_default=$cc
2175set_default host_cc
13c7df3d 2176
762f95e4
MR
2177if ! $pkg_config --version >/dev/null 2>&1; then
2178 warn "$pkg_config not found, library detection may fail."
2179 pkg_config=false
2180fi
2181
82bb3329
MR
2182exesuf() {
2183 case $1 in
53e8cd68 2184 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2185 esac
2186}
2187
2188EXESUF=$(exesuf $target_os)
2189HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2190
e4e69e0b 2191# set temporary file name
a49d42c2 2192: ${TMPDIR:=$TEMPDIR}
c51fafa1 2193: ${TMPDIR:=$TMP}
a49d42c2 2194: ${TMPDIR:=/tmp}
e4e69e0b 2195
a210bce2 2196if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2197 # simple replacement for missing mktemp
2198 # NOT SAFE FOR GENERAL USE
2199 mktemp(){
09a5c245 2200 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2201 }
2202fi
2203
2204tmpfile(){
2205 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2206 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2207 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2208 append TMPFILES $tmp
2209 eval $1=$tmp
2210}
2211
2212trap 'rm -f -- $TMPFILES' EXIT
54460a83 2213
55127e7b 2214tmpfile TMPASM .asm
3e0b1c9a
DB
2215tmpfile TMPC .c
2216tmpfile TMPE $EXESUF
2217tmpfile TMPH .h
2218tmpfile TMPO .o
2219tmpfile TMPS .S
2220tmpfile TMPSH .sh
2221tmpfile TMPV .ver
54460a83
MR
2222
2223unset -f mktemp
e4e69e0b 2224
fb3c4ffc
MR
2225chmod +x $TMPE
2226
993f2d0f
MR
2227# make sure we can execute files in $TMPDIR
2228cat > $TMPSH 2>> $logfile <<EOF
2229#! /bin/sh
2230EOF
2231chmod +x $TMPSH >> $logfile 2>&1
2232if ! $TMPSH >> $logfile 2>&1; then
2233 cat <<EOF
2234Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2235variable to another directory and make sure that it is not mounted noexec.
2236EOF
2237 die "Sanity test failed."
2238fi
993f2d0f 2239
457cc333
MR
2240ccc_flags(){
2241 for flag; do
2242 case $flag in
2243 -std=c99) echo -c99 ;;
2244 -mcpu=*) echo -arch ${flag#*=} ;;
2245 -mieee) echo -ieee ;;
2246 -O*|-fast) echo $flag ;;
2247 -fno-math-errno) echo -assume nomath_errno ;;
2248 -g) echo -g3 ;;
2249 -Wall) echo -msg_enable level2 ;;
2250 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2251 -Wl,*) echo $flag ;;
2252 -f*|-W*) ;;
2253 *) echo $flag ;;
2254 esac
2255 done
2256}
2257
dfa559bc
RB
2258msvc_flags(){
2259 for flag; do
2260 case $flag in
2261 -fomit-frame-pointer) echo -Oy ;;
2262 -g) echo -Z7 ;;
2263 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2264 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2265 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2266 -wd4996 -wd4273 ;;
dfa559bc
RB
2267 -std=c99) ;;
2268 -fno-math-errno) ;;
2269 -fno-common) ;;
2270 -fno-signed-zeros) ;;
50640977 2271 -fPIC) ;;
dfa559bc 2272 -lz) echo zlib.lib ;;
bd680c7b
DB
2273 -lavifil32) echo vfw32.lib ;;
2274 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2275 -l*) echo ${flag#-l}.lib ;;
2276 *) echo $flag ;;
2277 esac
2278 done
2279}
2280
d0c6d424
MR
2281pgi_flags(){
2282 for flag; do
2283 case $flag in
643933f5 2284 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2285 -fomit-frame-pointer) echo -Mnoframe ;;
2286 -g) echo -gopt ;;
2287 *) echo $flag ;;
2288 esac
2289 done
2290}
2291
2292suncc_flags(){
2293 for flag; do
2294 case $flag in
2295 -march=*|-mcpu=*)
2296 case "${flag#*=}" in
2297 native) echo -xtarget=native ;;
2298 v9|niagara) echo -xarch=sparc ;;
2299 ultrasparc) echo -xarch=sparcvis ;;
2300 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2301 i586|pentium) echo -xchip=pentium ;;
2302 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2303 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2304 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2305 pentium4*) echo -xtarget=pentium4 ;;
2306 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2307 *-sse3) echo -xarch=sse3 ;;
2308 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2309 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2310 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2311 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2312 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2313 k8|opteron|athlon64|athlon-fx)
2314 echo -xarch=sse2a ;;
2315 athlon*) echo -xarch=pentium_proa ;;
2316 esac
2317 ;;
2318 -std=c99) echo -xc99 ;;
2319 -fomit-frame-pointer) echo -xregs=frameptr ;;
2320 -fPIC) echo -KPIC -xcode=pic32 ;;
2321 -W*,*) echo $flag ;;
5e753ed5
SM
2322 -f*-*|-W*|-mimpure-text) ;;
2323 -shared) echo -G ;;
d0c6d424
MR
2324 *) echo $flag ;;
2325 esac
2326 done
2327}
2328
2329tms470_flags(){
2330 for flag; do
2331 case $flag in
2332 -march=*|-mcpu=*)
2333 case "${flag#*=}" in
2334 armv7-a|cortex-a*) echo -mv=7a8 ;;
2335 armv7-r|cortex-r*) echo -mv=7r4 ;;
2336 armv7-m|cortex-m*) echo -mv=7m3 ;;
2337 armv6*|arm11*) echo -mv=6 ;;
2338 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2339 echo -mv=5e ;;
2340 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2341 esac
2342 ;;
2343 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2344 -mfpu=vfp) echo --float_support=vfpv2 ;;
2345 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2346 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2347 -msoft-float) echo --float_support=vfplib ;;
2348 -O[0-3]|-mf=*) echo $flag ;;
2349 -g) echo -g -mn ;;
2350 -pds=*) echo $flag ;;
ad93dccb
MR
2351 -D*|-I*) echo $flag ;;
2352 --gcc|--abi=*) echo $flag ;;
2353 -me) echo $flag ;;
d0c6d424
MR
2354 esac
2355 done
2356}
2357
a758c5e2
MR
2358probe_cc(){
2359 pfx=$1
2360 _cc=$2
2361
8db73c61
MR
2362 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2363 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2364 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2365 _flags_filter=echo
2366
2367 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2368 _type=llvm_gcc
2369 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2370 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2371 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2372 _cflags_speed='-O3'
2373 _cflags_size='-Os'
2374 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2375 _type=gcc
2376 gcc_version=$($_cc --version | head -n1)
2377 gcc_basever=$($_cc -dumpversion)
2378 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2379 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2380 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2381 if ! $_cc -dumpversion | grep -q '^2\.'; then
2382 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2383 fi
2384 _cflags_speed='-O3'
2385 _cflags_size='-Os'
b2d688ea 2386 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2387 _type=icc
2388 _ident=$($_cc --version | head -n1)
2389 _depflags='-MMD'
2390 _cflags_speed='-O3'
2391 _cflags_size='-Os'
2392 _cflags_noopt='-O1'
2393 elif $_cc -v 2>&1 | grep -q xlc; then
2394 _type=xlc
2395 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2396 _cflags_speed='-O5'
2397 _cflags_size='-O5 -qcompact'
2398 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2399 _type=ccc
2400 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2401 _DEPFLAGS='-M'
a758c5e2
MR
2402 _cflags_speed='-fast'
2403 _cflags_size='-O1'
457cc333 2404 _flags_filter=ccc_flags
a758c5e2
MR
2405 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2406 test -d "$sysroot" || die "No valid sysroot specified."
2407 _type=armcc
2408 _ident=$($_cc --vsn | head -n1)
2409 armcc_conf="$PWD/armcc.conf"
2410 $_cc --arm_linux_configure \
2411 --arm_linux_config_file="$armcc_conf" \
2412 --configure_sysroot="$sysroot" \
2413 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2414 die "Error creating armcc configuration file."
2415 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2416 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2417 as_default="${cross_prefix}gcc"
2418 _depflags='-MMD'
2419 _cflags_speed='-O3'
2420 _cflags_size='-Os'
0122118e 2421 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2422 _type=tms470
2423 _ident=$($_cc -version | head -n1 | tr -s ' ')
2424 _flags='--gcc --abi=eabi -me'
18031c49 2425 _cc_e='-ppl -fe=$@'
a758c5e2 2426 _cc_o='-fe=$@'
a758c5e2
MR
2427 _depflags='-ppa -ppd=$(@:.o=.d)'
2428 _cflags_speed='-O3 -mf=5'
2429 _cflags_size='-O3 -mf=2'
2430 _flags_filter=tms470_flags
2431 elif $_cc -v 2>&1 | grep -q clang; then
2432 _type=clang
2433 _ident=$($_cc --version | head -n1)
2434 _depflags='-MMD'
2435 _cflags_speed='-O3'
2436 _cflags_size='-Os'
2437 elif $_cc -V 2>&1 | grep -q Sun; then
2438 _type=suncc
2439 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2440 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2441 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2442 _ldflags='-std=c99'
2443 _cflags_speed='-O5'
2444 _cflags_size='-O5 -xspace'
2445 _flags_filter=suncc_flags
2446 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2447 _type=pathscale
2448 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2449 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2450 _cflags_speed='-O2'
2451 _cflags_size='-Os'
2452 _flags_filter='filter_out -Wdisabled-optimization'
2453 elif $_cc -v 2>&1 | grep -q Open64; then
2454 _type=open64
2455 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2456 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2457 _cflags_speed='-O2'
2458 _cflags_size='-Os'
2459 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2460 elif $_cc -V 2>&1 | grep -q Portland; then
2461 _type=pgi
2462 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2463 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2464 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2465 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2466 _cflags_noopt="-O1"
2467 _flags_filter=pgi_flags
dfa559bc
RB
2468 elif $_cc 2>&1 | grep -q Microsoft; then
2469 _type=msvc
2470 _ident=$($cc 2>&1 | head -n1)
2471 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2472 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2473 _cflags_speed="-O2"
2474 _cflags_size="-O1"
2475 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2476 if $_cc 2>&1 | grep -q Linker; then
2477 _ld_o='-out $@'
2478 else
2479 _ld_o='-Fe$@'
2480 fi
2481 _cc_o='-Fo $@'
a224b2cb 2482 _cc_e='-P -Fi $@'
dfa559bc
RB
2483 _flags_filter=msvc_flags
2484 _ld_lib='lib%.a'
2485 _ld_path='-libpath:'
2486 _flags='-nologo'
2487 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2488 if [ $pfx = hostcc ]; then
6a0200f2 2489 append _cflags -Dsnprintf=_snprintf
dfa559bc 2490 fi
aef6bd1b 2491 fi
a758c5e2
MR
2492
2493 eval ${pfx}_type=\$_type
2494 eval ${pfx}_ident=\$_ident
2495}
2496
2497set_ccvars(){
23565c26 2498 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2499 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2500 eval ${1}_O=\${_cc_o-\${${1}_O}}
2501
2502 if [ -n "$_depflags" ]; then
2503 eval ${1}_DEPFLAGS=\$_depflags
2504 else
2505 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2506 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2507 eval DEP${1}FLAGS=\$_flags
2508 fi
2509}
2510
2511probe_cc cc "$cc"
2512cflags_filter=$_flags_filter
2513cflags_speed=$_cflags_speed
2514cflags_size=$_cflags_size
2515cflags_noopt=$_cflags_noopt
2516add_cflags $_flags $_cflags
2517cc_ldflags=$_ldflags
2518set_ccvars CC
2519
2520probe_cc hostcc "$host_cc"
2521host_cflags_filter=$_flags_filter
a758c5e2 2522add_host_cflags $_flags $_cflags
a758c5e2 2523set_ccvars HOSTCC
629687f6 2524
851ffa80
MR
2525test -n "$cc_type" && enable $cc_type ||
2526 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2527
75bafbac 2528: ${as_default:=$cc}
50567afa 2529: ${dep_cc_default:=$cc}
684b28e0 2530: ${ld_default:=$cc}
095792f2
MR
2531: ${host_ld_default:=$host_cc}
2532set_default ar as dep_cc ld host_ld
75800dce 2533
a758c5e2
MR
2534probe_cc as "$as"
2535asflags_filter=$_flags_filter
2536add_asflags $_flags $_cflags
2537set_ccvars AS
2538
2539probe_cc ld "$ld"
2540ldflags_filter=$_flags_filter
2541add_ldflags $_flags $_ldflags
2542test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2543LD_O=${_ld_o-$LD_O}
8db73c61
MR
2544LD_LIB=${_ld_lib-$LD_LIB}
2545LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2546
095792f2
MR
2547probe_cc hostld "$host_ld"
2548host_ldflags_filter=$_flags_filter
2549add_host_ldflags $_flags $_ldflags
2550HOSTLD_O=${_ld_o-$HOSTLD_O}
2551
a758c5e2
MR
2552if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2553 probe_cc depcc "$dep_cc"
2554 CCDEP=${_DEPCMD:-$DEPCMD}
2555 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2556 DEPCCFLAGS=$_flags
2557fi
07dec06e 2558
3dbc777c
MR
2559if $ar 2>&1 | grep -q Microsoft; then
2560 arflags="-nologo"
2561 ar_o='-out:$@'
2562elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2563 arflags="rq"
2564 ar_o='$@'
2565else
2566 arflags="rc"
2567 ar_o='$@'
2568fi
2569
7f32f40c 2570add_cflags $extra_cflags
2f2e6c7c 2571add_asflags $extra_cflags
7f32f40c 2572
154d432c
MR
2573if test -n "$sysroot"; then
2574 case "$cc_type" in
00ba041c 2575 gcc|llvm_gcc|clang)
467256f2 2576 add_cppflags --sysroot="$sysroot"
154d432c
MR
2577 add_ldflags --sysroot="$sysroot"
2578 ;;
6fec122a
MR
2579 tms470)
2580 add_cppflags -I"$sysinclude"
2581 add_ldflags --sysroot="$sysroot"
2582 ;;
154d432c
MR
2583 esac
2584fi
2585
d22c13a8
MR
2586if test "$cpu" = host; then
2587 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2588
2589 case "$cc_type" in
613a4e3f 2590 gcc|llvm_gcc)
d22c13a8
MR
2591 check_native(){
2592 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2593 sed -n "/cc1.*$1=/{
27ce1be8
MR
2594 s/.*$1=\\([^ ]*\\).*/\\1/
2595 p
2596 q
2597 }" $TMPE
d22c13a8
MR
2598 }
2599 cpu=$(check_native -march || check_native -mcpu)
2600 ;;
2601 esac
2602
2603 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2604fi
2605
e939cedd
MR
2606# Deal with common $arch aliases
2607case "$arch" in
5873b623
MR
2608 aarch64|arm64)
2609 arch="aarch64"
2610 ;;
e939cedd
MR
2611 arm*)
2612 arch="arm"
2613 ;;
2acda282 2614 mips*|IP*)
e939cedd
MR
2615 arch="mips"
2616 ;;
a6e9d649 2617 parisc*|hppa*)
e939cedd
MR
2618 arch="parisc"
2619 ;;
56203596 2620 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2621 arch="ppc"
2622 ;;
e939cedd
MR
2623 s390|s390x)
2624 arch="s390"
2625 ;;
2626 sh4|sh)
2627 arch="sh4"
2628 ;;
4cd217c0 2629 sun4u|sparc*)
e939cedd 2630 arch="sparc"
e939cedd 2631 ;;
c75848cd
DB
2632 tilegx|tile-gx)
2633 arch="tilegx"
2634 ;;
d33ed7b3 2635 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2636 arch="x86"
2637 ;;
2638esac
2639
851ffa80 2640is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2641enable $arch
e939cedd 2642
df5cdc24 2643# Add processor-specific flags
9ebd45c2 2644if enabled aarch64; then
33db40f8
MR
2645
2646 case $cpu in
2647 armv*)
2648 cpuflags="-march=$cpu"
2649 ;;
2650 *)
2651 cpuflags="-mcpu=$cpu"
2652 ;;
2653 esac
2654
2655elif enabled alpha; then
2656
2657 cpuflags="-mcpu=$cpu"
2658
2659elif enabled arm; then
2660
1234c66a
MR
2661 check_arm_arch() {
2662 check_cpp_condition stddef.h \
2663 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2664 $cpuflags
2665 }
2666
2667 probe_arm_arch() {
2668 if check_arm_arch 4; then echo armv4;
2669 elif check_arm_arch 4T; then echo armv4t;
2670 elif check_arm_arch 5; then echo armv5;
2671 elif check_arm_arch 5E; then echo armv5e;
2672 elif check_arm_arch 5T; then echo armv5t;
2673 elif check_arm_arch 5TE; then echo armv5te;
2674 elif check_arm_arch 5TEJ; then echo armv5te;
2675 elif check_arm_arch 6; then echo armv6;
2676 elif check_arm_arch 6J; then echo armv6j;
2677 elif check_arm_arch 6K; then echo armv6k;
2678 elif check_arm_arch 6Z; then echo armv6z;
2679 elif check_arm_arch 6ZK; then echo armv6zk;
2680 elif check_arm_arch 6T2; then echo armv6t2;
2681 elif check_arm_arch 7; then echo armv7;
2682 elif check_arm_arch 7A 7_A; then echo armv7-a;
2683 elif check_arm_arch 7R 7_R; then echo armv7-r;
2684 elif check_arm_arch 7M 7_M; then echo armv7-m;
2685 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2686 elif check_arm_arch 8A 8_A; then echo armv8-a;
2687 fi
2688 }
2689
2690 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2691
33db40f8
MR
2692 case $cpu in
2693 armv*)
2694 cpuflags="-march=$cpu"
2695 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2696 ;;
2697 *)
2698 cpuflags="-mcpu=$cpu"
2699 case $cpu in
2700 cortex-a*) subarch=armv7a ;;
2701 cortex-r*) subarch=armv7r ;;
2702 cortex-m*) enable thumb; subarch=armv7m ;;
2703 arm11*) subarch=armv6 ;;
2704 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2705 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2706 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2707 esac
2708 ;;
2709 esac
2710
f0fe245b
MR
2711 case "$subarch" in
2712 armv5t*) enable fast_clz ;;
2713 armv[6-8]*) enable fast_clz fast_unaligned ;;
2714 esac
2715
33db40f8
MR
2716elif enabled avr32; then
2717
2718 case $cpu in
2719 ap7[02]0[0-2])
2720 subarch="avr32_ap"
2721 cpuflags="-mpart=$cpu"
2722 ;;
2723 ap)
2724 subarch="avr32_ap"
2725 cpuflags="-march=$cpu"
2726 ;;
2727 uc3[ab]*)
2728 subarch="avr32_uc"
2729 cpuflags="-mcpu=$cpu"
2730 ;;
2731 uc)
2732 subarch="avr32_uc"
2733 cpuflags="-march=$cpu"
2734 ;;
2735 esac
2736
2737elif enabled bfin; then
2738
2739 cpuflags="-mcpu=$cpu"
2740
2741elif enabled mips; then
2742
2743 cpuflags="-march=$cpu"
2744
5d54c126 2745elif enabled ppc; then
343aef9b 2746
56348891
MR
2747 case $(tolower $cpu) in
2748 601|ppc601|powerpc601)
9dbd5c3d 2749 cpuflags="-mcpu=601"
64ad53ff 2750 disable altivec
9dbd5c3d 2751 ;;
56348891 2752 603*|ppc603*|powerpc603*)
9dbd5c3d 2753 cpuflags="-mcpu=603"
64ad53ff 2754 disable altivec
9dbd5c3d 2755 ;;
56348891 2756 604*|ppc604*|powerpc604*)
9dbd5c3d 2757 cpuflags="-mcpu=604"
64ad53ff 2758 disable altivec
9dbd5c3d 2759 ;;
56348891 2760 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2761 cpuflags="-mcpu=750"
64ad53ff 2762 disable altivec
9dbd5c3d 2763 ;;
56348891 2764 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2765 cpuflags="-mcpu=7450"
9dbd5c3d 2766 ;;
56348891 2767 74*|ppc74*|powerpc74*)
7f1fcaf0 2768 cpuflags="-mcpu=7400"
9dbd5c3d 2769 ;;
313f9fbf 2770 g5|970|ppc970|powerpc970)
7f1fcaf0 2771 cpuflags="-mcpu=970"
9dbd5c3d 2772 ;;
313f9fbf 2773 power[3-7]*)
7f1fcaf0 2774 cpuflags="-mcpu=$cpu"
313f9fbf 2775 ;;
56348891 2776 cell)
9dbd5c3d
MR
2777 cpuflags="-mcpu=cell"
2778 enable ldbrx
2779 ;;
4ab26cb4
DB
2780 e500mc)
2781 cpuflags="-mcpu=e500mc"
2782 disable altivec
2783 ;;
7b0b81a1
AL
2784 e500v2)
2785 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2786 disable altivec
2787 ;;
2788 e500)
2789 cpuflags="-mcpu=8540 -mhard-float"
2790 disable altivec
2791 ;;
9dbd5c3d 2792 esac
343aef9b 2793
33db40f8
MR
2794elif enabled sparc; then
2795
2796 case $cpu in
2797 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2798 cpuflags="-mcpu=$cpu"
2799 disable vis
2800 ;;
2801 ultrasparc*|niagara[234])
2802 cpuflags="-mcpu=$cpu"
2803 ;;
2804 esac
2805
343aef9b
MR
2806elif enabled x86; then
2807
9dbd5c3d
MR
2808 case $cpu in
2809 i[345]86|pentium)
2810 cpuflags="-march=$cpu"
2811 disable mmx
2812 ;;
2813 # targets that do NOT support conditional mov (cmov)
2814 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2815 cpuflags="-march=$cpu"
2816 disable cmov
2817 ;;
2818 # targets that do support conditional mov (cmov)
f2ce813e 2819 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2820 cpuflags="-march=$cpu"
2821 enable cmov
2822 enable fast_cmov
2823 ;;
2824 # targets that do support conditional mov but on which it's slow
2825 pentium4|pentium4m|prescott|nocona)
2826 cpuflags="-march=$cpu"
2827 enable cmov
2828 disable fast_cmov
2829 ;;
2830 esac
343aef9b 2831
343aef9b
MR
2832fi
2833
9ebd45c2
MR
2834if [ "$cpu" != generic ]; then
2835 add_cflags $cpuflags
2836 add_asflags $cpuflags
2837fi
df5cdc24 2838
993f2d0f
MR
2839# compiler sanity check
2840check_exec <<EOF
2841int main(void){ return 0; }
2842EOF
2843if test "$?" != 0; then
2844 echo "$cc is unable to create an executable file."
2845 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2846 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2847 echo "Only do this if you know what cross compiling means."
2848 fi
2849 die "C compiler test failed."
2850fi
2851
046f081b 2852add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2853check_cflags -std=c99
50a334e4 2854check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2855#include <stdlib.h>
2856EOF
50a334e4 2857check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2858#include <stdlib.h>
2859EOF
e9b9a2f8 2860
f0125de9 2861check_host_cflags -std=c99
0a6db2a2 2862check_host_cflags -Wall
f0125de9 2863
d4c99513
MR
2864check_64bit(){
2865 arch32=$1
2866 arch64=$2
2867 expr=$3
2868 check_code cc "" "int test[2*($expr) - 1]" &&
2869 subarch=$arch64 || subarch=$arch32
2870}
2871
b24dbcbd 2872case "$arch" in
d11cb13b 2873 aarch64|alpha|ia64)
2acda282
MR
2874 spic=$shared
2875 ;;
2876 mips)
2877 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2878 spic=$shared
b24dbcbd 2879 ;;
a6e9d649
MR
2880 parisc)
2881 check_64bit parisc parisc64 'sizeof(void *) > 4'
2882 spic=$shared
2883 ;;
56203596
MR
2884 ppc)
2885 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2886 spic=$shared
56203596 2887 ;;
4cd217c0
MR
2888 sparc)
2889 check_64bit sparc sparc64 'sizeof(void *) > 4'
2890 spic=$shared
2891 ;;
e939cedd 2892 x86)
d4c99513 2893 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2894 if test "$subarch" = "x86_64"; then
e939cedd 2895 spic=$shared
de27f4d9 2896 fi
b24dbcbd 2897 ;;
b24dbcbd
RP
2898esac
2899
343aef9b 2900enable $subarch
8a3c8627 2901enabled spic && enable pic
b24dbcbd 2902
7483e694 2903# OS specific
4f854758 2904case $target_os in
a1629e28 2905 haiku)
63ae7e7c 2906 prefix_default="/boot/common"
108caaaa 2907 network_extralibs="-lnetwork"
f59c4bd6 2908 host_libs=
a1629e28 2909 ;;
7483e694 2910 sunos)
4d58e4cb 2911 AVSERVERLDFLAGS=""
9987769a 2912 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2913 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2914 network_extralibs="-lsocket -lnsl"
779222db 2915 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2916 # When using suncc to build, the Solaris linker will mark
2917 # an executable with each instruction set encountered by
2918 # the Solaris assembler. As our libraries contain their own
2919 # guards for processor-specific code, instead suppress
2920 # generation of the HWCAPS ELF section on Solaris x86 only.
2921 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2922 nm_default='nm -P -g'
7483e694
DB
2923 ;;
2924 netbsd)
a1e4b3f6 2925 disable symver
07a8eef6
MR
2926 oss_indev_extralibs="-lossaudio"
2927 oss_outdev_extralibs="-lossaudio"
7483e694 2928 ;;
d488c3bc 2929 openbsd|bitrig)
a1e4b3f6 2930 disable symver
7483e694 2931 SHFLAGS='-shared'
69dca3a4 2932 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 2933 SLIB_INSTALL_LINKS=
07a8eef6
MR
2934 oss_indev_extralibs="-lossaudio"
2935 oss_outdev_extralibs="-lossaudio"
7483e694 2936 ;;
a1e4b3f6 2937 dragonfly)
a1e4b3f6
MR
2938 disable symver
2939 ;;
2940 freebsd)
7483e694
DB
2941 ;;
2942 bsd/os)
355d81df 2943 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2944 ;;
2945 darwin)
301ab19d 2946 gas="gas-preprocessor.pl $cc"
e08b8239 2947 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2948 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2949 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2950 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2951 SLIBSUF=".dylib"
2952 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2953 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2954 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2955 objformat="macho"
1b0f6fb8 2956 enabled x86_64 && objformat="macho64"
8dfa86f7 2957 enabled_any pic shared ||
2704bd1a 2958 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2959 ;;
2960 mingw32*)
9d3f4f50 2961 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2962 disable network
2963 else
2964 target_os=mingw32
2965 fi
dcc01c06 2966 LIBTARGET=i386
1fc9fb8a 2967 if enabled x86_64; then
417516f6 2968 LIBTARGET="i386:x86-64"
336cc1b0 2969 elif enabled arm; then
15c5156d 2970 LIBTARGET=arm-wince
dcc01c06 2971 fi
fbd971a4 2972 shlibdir_default="$bindir_default"
7483e694
DB
2973 SLIBPREF=""
2974 SLIBSUF=".dll"
7483e694
DB
2975 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2976 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2977 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2978 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2979 SLIB_INSTALL_LINKS=
2980 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2981 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2982 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2983 objformat="win32"
ec10a9ab 2984 dlltool="${cross_prefix}dlltool"
a3222470 2985 ranlib=:
bc574408 2986 enable dos_paths
7483e694 2987 ;;
53e8cd68 2988 win32|win64)
d66c52c2
MS
2989 if enabled shared; then
2990 # Link to the import library instead of the normal static library
2991 # for shared libs.
2992 LD_LIB='%.lib'
2993 # Cannot build shared and static libraries at the same time with
2994 # MSVC.
2995 disable static
2996 fi
2997 shlibdir_default="$bindir_default"
2998 SLIBPREF=""
2999 SLIBSUF=".dll"
3000 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3001 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3002 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3003 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3004 SLIB_INSTALL_LINKS=
3005 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3006 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3007 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3008 objformat="win32"
3009 ranlib=:
3010 enable dos_paths
3011 ;;
7483e694 3012 cygwin*)
4f854758 3013 target_os=cygwin
fbd971a4 3014 shlibdir_default="$bindir_default"
7483e694
DB
3015 SLIBPREF="cyg"
3016 SLIBSUF=".dll"
3017 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3018 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3019 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3020 SLIB_INSTALL_LINKS=
3021 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3022 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3023 objformat="win32"
bc574408 3024 enable dos_paths
7483e694 3025 ;;
4f365f37 3026 *-dos|freedos|opendos)
4f365f37 3027 network_extralibs="-lsocket"
ff1c015d 3028 objformat="coff"
bc574408 3029 enable dos_paths
a7a187a1 3030 add_cppflags -U__STRICT_ANSI__
4f365f37 3031 ;;
7483e694 3032 linux)
7483e694
DB
3033 enable dv1394
3034 ;;
3035 irix*)
4f854758 3036 target_os=irix
7483e694
DB
3037 ranlib="echo ignoring ranlib"
3038 ;;
d22e8442 3039 os/2*)
d22e8442 3040 ln_s="cp -f"
9297f1ed 3041 objformat="aout"
e14574eb 3042 add_cppflags -D_GNU_SOURCE
355d81df 3043 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3044 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 3045 AVSERVERLDFLAGS=""
287d3b13 3046 LIBSUF="_s.a"
d22e8442
DY
3047 SLIBPREF=""
3048 SLIBSUF=".dll"
3049 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3050 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3051 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3052 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3053 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3054 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3055 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3056 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3057 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3058 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3059 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3060 enable dos_paths
d22e8442 3061 ;;
83993c1c 3062 gnu/kfreebsd)
3bd1eacd 3063 add_cppflags -D_BSD_SOURCE
83993c1c 3064 ;;
34e82167 3065 gnu)
34e82167 3066 ;;
d33ed7b3
MR
3067 qnx)
3068 add_cppflags -D_QNX_SOURCE
3069 network_extralibs="-lsocket"
3070 ;;
1c69c79f
MS
3071 symbian)
3072 SLIBSUF=".dll"
3073 enable dos_paths
e3bc07f4
MS
3074 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3075 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3076 add_ldflags -Wl,--target1-abs,--no-undefined \
3077 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3078 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3079 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3080 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3081 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3082 ;;
fdd66609
MR
3083 osf1)
3084 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3085 AVSERVERLDFLAGS=
3086 ;;
741a8b72
MR
3087 minix)
3088 ;;
4ebc6a74
MR
3089 plan9)
3090 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3091 -D_REENTRANT_SOURCE \
3092 -D_RESEARCH_SOURCE \
3093 -DFD_SETSIZE=96 \
3094 -DHAVE_SOCK_OPTS
3095 add_compat strtod.o strtod=avpriv_strtod
3096 network_extralibs='-lbsd'
3097 exeobjs=compat/plan9/main.o
3098 disable avserver
4ebc6a74
MR
3099 cp_f='cp'
3100 ;;
614d8911
MR
3101 none)
3102 ;;
7483e694 3103 *)
4f924f9a 3104 die "Unknown OS '$target_os'."
7483e694
DB
3105 ;;
3106esac
3107
b797f3c4
MR
3108# determine libc flavour
3109
197252f1 3110# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3111if check_cpp_condition features.h "defined __UCLIBC__"; then
3112 libc_type=uclibc
3bd1eacd 3113 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3114elif check_cpp_condition features.h "defined __GLIBC__"; then
3115 libc_type=glibc
3bd1eacd 3116 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3117# MinGW headers can be installed on Cygwin, so check for newlib first.
3118elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3119 libc_type=newlib
3120 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3121elif check_header _mingw.h; then
3122 libc_type=mingw
3123 check_cpp_condition _mingw.h \
3124 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3125 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3126 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3127 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3128elif check_func_headers stdlib.h _get_doserrno; then
3129 libc_type=msvcrt
84e65c76
MR
3130 add_compat strtod.o strtod=avpriv_strtod
3131 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3132 _snprintf=avpriv_snprintf \
3133 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3134elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3135 libc_type=klibc
3136fi
3137
3138test -n "$libc_type" && enable $libc_type
3139
5ab432fa
MR
3140# hacks for compiler/libc/os combinations
3141
3142if enabled_all tms470 glibc; then
b6f8d635 3143 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3144 add_cppflags -D__USER_LABEL_PREFIX__=
3145 add_cppflags -D__builtin_memset=memset
3146 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3147 add_cflags -pds=48 # incompatible redefinition of macro
3148fi
3149
457cc333
MR
3150if enabled_all ccc glibc; then
3151 add_ldflags -Wl,-z,now # calls to libots crash without this
3152fi
3153
6555acad
MR
3154esc(){
3155 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3156}
3157
3158echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3159
13cb2187
AS
3160check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3161
c9d19248 3162set_default $PATHS_LIST
2a8a860a 3163set_default nm
c9d19248 3164
320d060a 3165# we need to build at least one lib type
93b3c083 3166if ! enabled_any static shared; then
320d060a
DB
3167 cat <<EOF
3168At least one library type must be built.
3169Specify --enable-static to build the static libraries or --enable-shared to
3170build the shared libraries as well. To only build the shared libraries specify
3171--disable-static in addition to --enable-shared.
3172EOF
3173 exit 1;
3174fi
3175
2184c6f7 3176die_license_disabled() {
4c27207c 3177 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3178}
3179
e417d80d 3180die_license_disabled gpl libcdio
2184c6f7 3181die_license_disabled gpl libx264
de295976 3182die_license_disabled gpl libxavs
2184c6f7 3183die_license_disabled gpl libxvid
2184c6f7
DB
3184die_license_disabled gpl x11grab
3185
2f7ae63b 3186die_license_disabled nonfree libfaac
87246953 3187die_license_disabled nonfree libfdk_aac
a060866f 3188die_license_disabled nonfree openssl
b2e3c528 3189
0b175caa
DB
3190die_license_disabled version3 libopencore_amrnb
3191die_license_disabled version3 libopencore_amrwb
d89e738a 3192die_license_disabled version3 libvo_aacenc
f502ff3f 3193die_license_disabled version3 libvo_amrwbenc
0b175caa 3194
9cad0e4e 3195enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3196
40617a6d 3197disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3198
e276d9e8
MR
3199enable_pic() {
3200 enable pic
bce7b696
MR
3201 add_cppflags -DPIC
3202 add_cflags -fPIC
3203 add_asflags -fPIC
e276d9e8
MR
3204}
3205
3206enabled pic && enable_pic
bce7b696 3207
b4d96ba2
MR
3208check_cc <<EOF || die "Symbol mangling check failed."
3209int ff_extern;
3210EOF
2a8a860a 3211sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3212extern_prefix=${sym%%ff_extern*}
3213
afb5ed55 3214check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3215void foo(void) { __asm__ volatile ("" ::); }
3216EOF
61d251db 3217
df5e3978
MR
3218_restrict=
3219for restrict_keyword in restrict __restrict__ __restrict; do
3220 check_cc <<EOF && _restrict=$restrict_keyword && break
3221void foo(char * $restrict_keyword p);
3222EOF
3223done
3224
3225check_cc <<EOF && enable attribute_packed
3226struct { int x; } __attribute__((packed)) x;
3227EOF
3228
dffb41b9
MR
3229check_cc <<EOF && enable attribute_may_alias
3230union { int x; } __attribute__((may_alias)) x;
3231EOF
3232
df5e3978
MR
3233check_cc <<EOF || die "endian test failed"
3234unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3235EOF
48fc536a 3236od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3237
e939cedd
MR
3238if enabled alpha; then
3239
3240 check_cflags -mieee
3241
3242elif enabled arm; then
e45391bb 3243
66371c28 3244 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3245 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3246 nogas=die
50fa82e6 3247
44caaa56
MR
3248 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3249 enable vfp_args
3250 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3251 case "${cross_prefix:-$cc}" in
3252 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3253 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3254__asm__ (".eabi_attribute 28, 1");
3255int main(void) { return 0; }
3256EOF
44caaa56
MR
3257 esac
3258 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3259 fi
fa0912fe 3260
7f2b3dca
MR
3261 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3262 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3263 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3264 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3265 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3266 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3267
b57c1da8
MR
3268 [ $target_os = linux ] ||
3269 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3270 $ARCH_EXT_LIST_ARM
e45391bb 3271
575db883
DB
3272 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3273 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3274
e276d9e8
MR
3275 enabled_all armv6t2 shared !pic && enable_pic
3276
fa0912fe 3277elif enabled mips; then
e45391bb 3278
575db883 3279 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3280
5af530f5
MR
3281elif enabled parisc; then
3282
3283 if enabled gcc; then
3284 case $($cc -dumpversion) in
3285 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3286 esac
3287 fi
3288
fa0912fe 3289elif enabled ppc; then
e45391bb 3290
e6a0c354
MR
3291 enable local_aligned_8 local_aligned_16
3292
575db883
DB
3293 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3294 check_inline_asm ibm_asm '"add 0, 0, 0"'
3295 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3296 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3297
3298 # AltiVec flags: The FSF version of GCC differs from the Apple version
3299 if enabled altivec; then
301ab19d 3300 nogas=warn
fa0912fe
MR
3301 check_cflags -maltivec -mabi=altivec &&
3302 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3303 check_cflags -faltivec
3304
3305 # check if our compiler supports Motorola AltiVec C API
3306 check_cc <<EOF || disable altivec
3307$inc_altivec_h
3308int main(void) {
20bcce50
MR
3309 vector signed int v1 = (vector signed int) { 0 };
3310 vector signed int v2 = (vector signed int) { 1 };
3311 v1 = vec_add(v1, v2);
fa0912fe
MR
3312 return 0;
3313}
3314EOF
3315
20bcce50 3316 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3317 fi
e45391bb 3318
fa0912fe 3319elif enabled sparc; then
e45391bb 3320
6aa93689 3321 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3322
fa0912fe 3323elif enabled x86; then
e45391bb 3324
2a7ab2df
DB
3325 check_builtin rdtsc intrin.h "__rdtsc()"
3326 check_builtin mm_empty mmintrin.h "_mm_empty()"
f80ddd5b 3327
e6a0c354
MR
3328 enable local_aligned_8 local_aligned_16
3329
44965991
PI
3330 # check whether EBP is available on x86
3331 # As 'i' is stored on the stack, this program will crash
3332 # if the base pointer is used to access it because the
3333 # base pointer is cleared in the inline assembly code.
7dfef245 3334 check_exec_crash <<EOF && enable ebp_available