hwaccel: fix use with frame based multithreading
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
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
0b499c9b 125 --disable-error-resilience disable error resilience code
193cdd9a 126 --disable-lsp disable LSP code
2a91ada8 127 --disable-lzo disable LZO decoder code
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128 --disable-mdct disable MDCT code
129 --disable-rdft disable RDFT code
3b327a4b 130 --disable-fft disable FFT code
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131
132Hardware accelerators:
3b327a4b 133 --enable-dxva2 enable DXVA2 code
dcb73592 134 --enable-vaapi enable VAAPI code
ac3dbb4d 135 --enable-vda enable VDA code
e8f6bd4b 136 --enable-vdpau enable VDPAU code
3b327a4b
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137
138Individual component options:
bb55e3a3 139 --disable-everything disable all components listed below
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140 --disable-encoder=NAME disable encoder NAME
141 --enable-encoder=NAME enable encoder NAME
142 --disable-encoders disable all encoders
143 --disable-decoder=NAME disable decoder NAME
144 --enable-decoder=NAME enable decoder NAME
145 --disable-decoders disable all decoders
146 --disable-hwaccel=NAME disable hwaccel NAME
147 --enable-hwaccel=NAME enable hwaccel NAME
148 --disable-hwaccels disable all hwaccels
149 --disable-muxer=NAME disable muxer NAME
150 --enable-muxer=NAME enable muxer NAME
151 --disable-muxers disable all muxers
152 --disable-demuxer=NAME disable demuxer NAME
153 --enable-demuxer=NAME enable demuxer NAME
154 --disable-demuxers disable all demuxers
155 --enable-parser=NAME enable parser NAME
156 --disable-parser=NAME disable parser NAME
157 --disable-parsers disable all parsers
158 --enable-bsf=NAME enable bitstream filter NAME
159 --disable-bsf=NAME disable bitstream filter NAME
160 --disable-bsfs disable all bitstream filters
161 --enable-protocol=NAME enable protocol NAME
162 --disable-protocol=NAME disable protocol NAME
163 --disable-protocols disable all protocols
3b327a4b 164 --enable-indev=NAME enable input device NAME
06454877 165 --disable-indev=NAME disable input device NAME
06454877 166 --disable-indevs disable input devices
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167 --enable-outdev=NAME enable output device NAME
168 --disable-outdev=NAME disable output device NAME
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169 --disable-outdevs disable output devices
170 --disable-devices disable all devices
171 --enable-filter=NAME enable filter NAME
172 --disable-filter=NAME disable filter NAME
173 --disable-filters disable all filters
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174
175External library support:
176 --enable-avisynth enable reading of AVISynth script files [no]
177 --enable-bzlib enable bzlib [autodetect]
47941088 178 --enable-frei0r enable frei0r video filtering
bc8c1395 179 --enable-gnutls enable gnutls [no]
e417d80d 180 --enable-libcdio enable audio CD grabbing with libcdio
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181 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
182 and libraw1394 [no]
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183 --enable-libfaac enable AAC encoding via libfaac [no]
184 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 185 --enable-libfreetype enable libfreetype [no]
c547e5ff 186 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 187 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 188 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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189 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
190 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
191 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 192 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 193 --enable-libopus enable Opus decoding via libopus [no]
7c922411 194 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 195 --enable-librtmp enable RTMP[E] support via librtmp [no]
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196 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
197 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 198 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 199 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 200 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 201 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 202 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
06454877 203 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 204 --enable-libxavs enable AVS encoding via xavs [no]
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205 --enable-libxvid enable Xvid encoding via xvidcore,
206 native MPEG-4/Xvid encoder exists [no]
a060866f 207 --enable-openssl enable openssl [no]
45235ac4 208 --enable-x11grab enable X11 grabbing [no]
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209 --enable-zlib enable zlib [autodetect]
210
211Advanced options (experts only):
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212 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
213 --enable-cross-compile assume a cross-compiler is used
214 --sysroot=PATH root of cross-build tree
215 --sysinclude=PATH location of cross-build system headers
216 --target-os=OS compiler targets OS [$target_os]
217 --target-exec=CMD command to run executables on target
218 --target-path=DIR path to view of build directory on target
aeeb782c 219 --toolchain=NAME set tool defaults according to NAME
06454877 220 --nm=NM use nm tool
121d78d0 221 --ar=AR use archive tool AR [$ar_default]
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222 --as=AS use assembler AS [$as_default]
223 --cc=CC use C compiler CC [$cc_default]
193cdd9a 224 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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225 --ld=LD use linker LD
226 --host-cc=HOSTCC use host C compiler HOSTCC
227 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 228 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 229 --host-ld=HOSTLD use host linker HOSTLD
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230 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
231 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 232 --host-os=OS compiler host OS [$target_os]
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233 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
234 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
235 --extra-libs=ELIBS add ELIBS [$ELIBS]
236 --extra-version=STRING version string suffix []
193cdd9a 237 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 238 --build-suffix=SUFFIX library name suffix []
3b327a4b 239 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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240 --arch=ARCH select architecture [$arch]
241 --cpu=CPU select the minimum required CPU (affects
242 instruction selection, may crash on older CPUs)
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DB
243 --enable-pic build position-independent code
244 --enable-sram allow use of on-chip SRAM
193cdd9a 245 --enable-thumb compile for Thumb instruction set
3b327a4b 246 --disable-symver disable symbol versioning
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DB
247 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
248 --disable-safe-bitstream-reader
249 disable buffer boundary checking in bitreaders
250 (faster, but may crash)
251 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 252 --enable-lto use link-time optimization
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253
254Optimization options (experts only):
c8a4ae00 255 --disable-asm disable all assembler optimizations
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256 --disable-altivec disable AltiVec optimizations
257 --disable-amd3dnow disable 3DNow! optimizations
258 --disable-amd3dnowext disable 3DNow! extended optimizations
259 --disable-mmx disable MMX optimizations
239fdf1b 260 --disable-mmxext disable MMXEXT optimizations
06454877 261 --disable-sse disable SSE optimizations
50cd43f2
DB
262 --disable-sse2 disable SSE2 optimizations
263 --disable-sse3 disable SSE3 optimizations
06454877 264 --disable-ssse3 disable SSSE3 optimizations
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265 --disable-sse4 disable SSE4 optimizations
266 --disable-sse42 disable SSE4.2 optimizations
87f1355f 267 --disable-avx disable AVX optimizations
79687079 268 --disable-fma4 disable FMA4 optimizations
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269 --disable-armv5te disable armv5te optimizations
270 --disable-armv6 disable armv6 optimizations
271 --disable-armv6t2 disable armv6t2 optimizations
b3267559 272 --disable-vfp disable VFP optimizations
5ea20630 273 --disable-neon disable NEON optimizations
06454877 274 --disable-vis disable VIS optimizations
afb5ed55 275 --disable-inline-asm disable use of inline assembler
06454877 276 --disable-yasm disable use of yasm assembler
06454877 277
070c5d0f 278Developer options (useful when working on Libav itself):
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279 --disable-debug disable debugging symbols
280 --enable-debug=LEVEL set the debug level [$debuglevel]
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281 --disable-optimizations disable compiler optimizations
282 --enable-extra-warnings enable more compiler warnings
52b3cc60 283 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 284 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
285 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
286 should be used only for debugging purposes)
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287 --enable-random randomly enable/disable components
288 --disable-random
289 --enable-random=LIST randomly enable/disable specific components or
290 --disable-random=LIST component groups. LIST is a comma-separated list
291 of NAME[:PROB] entries where NAME is a component
292 (group) and PROB the probability associated with
293 NAME (default 0.5).
294 --random-seed=VALUE seed value for --enable/disable-random
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295
296NOTE: Object files are built at the place where configure is launched.
297EOF
60e8bc13 298 exit 0
74c53c2d 299}
cf9d24ad 300
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301quotes='""'
302
57bd82d4 303log(){
2270b4b2 304 echo "$@" >> $logfile
57bd82d4
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305}
306
720c69da 307log_file(){
c8e9f801 308 log BEGIN $1
2270b4b2 309 pr -n -t $1 >> $logfile
c8e9f801
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310 log END $1
311}
312
2ba042a7 313echolog(){
c8e9f801 314 log "$@"
57bd82d4 315 echo "$@"
2ba042a7
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316}
317
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318warn(){
319 log "WARNING: $*"
320 WARNINGS="${WARNINGS}WARNING: $*\n"
321}
322
2ba042a7
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323die(){
324 echolog "$@"
325 cat <<EOF
d326cf7f 326
2ba042a7 327If you think configure made a mistake, make sure you are using the latest
4a6a21f5 328version from Git. If the latest version fails, report the problem to the
070c5d0f 329libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 330EOF
e155a21a 331 if disabled logging; then
2ba042a7 332 cat <<EOF
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333Rerun configure with logging enabled (do not use --disable-logging), and
334include the log this produces with your report.
2ba042a7
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335EOF
336 else
f69f51b3 337 cat <<EOF
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338Include the log file "$logfile" produced by configure as this will help
339solving the problem.
2ba042a7
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340EOF
341 fi
57bd82d4
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342 exit 1
343}
344
6c6007d6 345# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 346toupper(){
6c6007d6 347 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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348}
349
4a5444db 350tolower(){
6c6007d6 351 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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352}
353
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354c_escape(){
355 echo "$*" | sed 's/["\\]/\\\0/g'
356}
357
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358sh_quote(){
359 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 360 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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361 echo "$v"
362}
363
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364cleanws(){
365 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
366}
367
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368filter(){
369 pat=$1
370 shift
371 for v; do
98ef6079 372 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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373 done
374}
375
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376filter_out(){
377 pat=$1
378 shift
379 for v; do
380 eval "case $v in $pat) ;; *) echo $v ;; esac"
381 done
382}
383
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384map(){
385 m=$1
386 shift
e0e335a0 387 for v; do eval $m; done
36e2dea0
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388}
389
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390add_suffix(){
391 suffix=$1
392 shift
393 for v; do echo ${v}${suffix}; done
394}
395
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396set_all(){
397 value=$1
398 shift
399 for var in $*; do
400 eval $var=$value
401 done
402}
403
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404set_weak(){
405 value=$1
406 shift
407 for var; do
408 eval : \${$var:=$value}
409 done
410}
411
f868b24d
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412sanitize_var_name(){
413 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
414}
415
3f8040db
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416set_safe(){
417 var=$1
418 shift
f868b24d 419 eval $(sanitize_var_name "$var")='$*'
3f8040db
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420}
421
422get_safe(){
f868b24d 423 eval echo \$$(sanitize_var_name "$1")
3f8040db
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424}
425
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426pushvar(){
427 for var in $*; do
428 eval level=\${${var}_level:=0}
429 eval ${var}_${level}="\$$var"
430 eval ${var}_level=$(($level+1))
431 done
432}
433
434popvar(){
435 for var in $*; do
436 eval level=\${${var}_level:-0}
437 test $level = 0 && continue
438 eval level=$(($level-1))
439 eval $var="\${${var}_${level}}"
440 eval ${var}_level=$level
441 eval unset ${var}_${level}
442 done
443}
444
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445enable(){
446 set_all yes $*
447}
448
449disable(){
450 set_all no $*
451}
452
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453enable_weak(){
454 set_weak yes $*
455}
456
457disable_weak(){
458 set_weak no $*
459}
460
72702705 461enable_safe(){
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462 for var; do
463 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
464 done
72702705
MR
465}
466
467disable_safe(){
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468 for var; do
469 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
470 done
72702705
MR
471}
472
f9d328da
MR
473do_enable_deep(){
474 for var; do
475 enabled $var && continue
476 eval sel="\$${var}_select"
c510c7b5
MR
477 eval sgs="\$${var}_suggest"
478 pushvar var sgs
f9d328da 479 enable_deep $sel
c510c7b5
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480 popvar sgs
481 enable_deep_weak $sgs
f9d328da
MR
482 popvar var
483 done
484}
485
486enable_deep(){
487 do_enable_deep $*
488 enable $*
489}
490
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491enable_deep_weak(){
492 do_enable_deep $*
493 enable_weak $*
494}
495
57bd82d4 496enabled(){
3250003c
MR
497 test "${1#!}" = "$1" && op== || op=!=
498 eval test "x\$${1#!}" $op "xyes"
44161118
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499}
500
37970ebf 501disabled(){
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MR
502 test "${1#!}" = "$1" && op== || op=!=
503 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
504}
505
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506enabled_all(){
507 for opt; do
508 enabled $opt || return 1
509 done
510}
511
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512disabled_all(){
513 for opt; do
514 disabled $opt || return 1
515 done
516}
517
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518enabled_any(){
519 for opt; do
520 enabled $opt && return 0
521 done
522}
523
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524disabled_any(){
525 for opt; do
526 disabled $opt && return 0
527 done
f7b230a7 528 return 1
85bca2c5
DB
529}
530
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531set_default(){
532 for opt; do
88268e94 533 eval : \${$opt:=\$${opt}_default}
c9d19248
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534 done
535}
536
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537is_in(){
538 value=$1
539 shift
540 for var in $*; do
541 [ $var = $value ] && return 0
542 done
543 return 1
544}
545
d4f8cecc 546do_check_deps(){
30fd06be 547 for cfg; do
3250003c 548 cfg="${cfg#!}"
799c9e9b
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549 enabled ${cfg}_checking && die "Circular dependency for $cfg."
550 disabled ${cfg}_checking && continue
551 enable ${cfg}_checking
d4f8cecc 552 append allopts $cfg
799c9e9b 553
30fd06be
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554 eval dep_all="\$${cfg}_deps"
555 eval dep_any="\$${cfg}_deps_any"
7ef3425f 556 eval dep_sel="\$${cfg}_select"
c510c7b5 557 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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558 eval dep_ifa="\$${cfg}_if"
559 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 560
3d7453e0 561 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 562 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 563 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 564
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565 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
566 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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567 enabled_all $dep_all || disable $cfg
568 enabled_any $dep_any || disable $cfg
7ef3425f 569 disabled_any $dep_sel && disable $cfg
799c9e9b 570
4ec45764 571 if enabled $cfg; then
f9d328da 572 enable_deep $dep_sel
c510c7b5 573 enable_deep_weak $dep_sgs
4ec45764
RP
574 fi
575
799c9e9b 576 disable ${cfg}_checking
30fd06be
MR
577 done
578}
579
d4f8cecc
MR
580check_deps(){
581 unset allopts
582
583 do_check_deps "$@"
584
585 for cfg in $allopts; do
586 enabled $cfg || continue
587 eval dep_extralibs="\$${cfg}_extralibs"
588 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
589 done
590}
591
44161118
MR
592print_config(){
593 pfx=$1
72cfcf41
MR
594 files=$2
595 shift 2
f454e879
MR
596 map 'eval echo "$v \${$v:-no}"' "$@" |
597 awk "BEGIN { split(\"$files\", files) }
598 {
599 c = \"$pfx\" toupper(\$1);
600 v = \$2;
601 sub(/yes/, 1, v);
602 sub(/no/, 0, v);
603 for (f in files) {
604 file = files[f];
605 if (file ~ /\\.h\$/) {
606 printf(\"#define %s %d\\n\", c, v) >>file;
607 } else if (file ~ /\\.asm\$/) {
608 printf(\"%%define %s %d\\n\", c, v) >>file;
609 } else if (file ~ /\\.mak\$/) {
d16c4aeb 610 n = -v ? \"\" : \"!\";
f454e879
MR
611 printf(\"%s%s=yes\\n\", n, c) >>file;
612 }
613 }
614 }"
57bd82d4
MR
615}
616
31c0121d 617print_enabled(){
31c0121d
MR
618 suf=$1
619 shift
620 for v; do
9eda2a85 621 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
622 done
623}
624
57bd82d4
MR
625append(){
626 var=$1
627 shift
57bd82d4
MR
628 eval "$var=\"\$$var $*\""
629}
630
60361817
MR
631prepend(){
632 var=$1
633 shift
634 eval "$var=\"$* \$$var\""
635}
636
50a334e4 637add_cppflags(){
cd52ec95 638 append CPPFLAGS "$@"
50a334e4
MR
639}
640
57bd82d4 641add_cflags(){
01d31e16 642 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
643}
644
2f2e6c7c 645add_asflags(){
01d31e16 646 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
647}
648
57bd82d4 649add_ldflags(){
64933b6c 650 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
651}
652
653add_extralibs(){
64933b6c 654 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
655}
656
4cc4b33f
DB
657add_host_cppflags(){
658 append host_cppflags "$@"
659}
660
6c3fa06a
MR
661add_host_cflags(){
662 append host_cflags $($host_cflags_filter "$@")
663}
664
665add_host_ldflags(){
666 append host_ldflags $($host_ldflags_filter "$@")
667}
668
84e65c76
MR
669add_compat(){
670 append compat_objs $1
671 shift
672 map 'add_cppflags -D$v' "$@"
673}
674
b0cfb663 675check_cmd(){
b3cb5d51 676 log "$@"
2270b4b2 677 "$@" >> $logfile 2>&1
b0cfb663
MR
678}
679
b2704a65
MR
680cc_o(){
681 eval printf '%s\\n' $CC_O
682}
683
18031c49
MR
684cc_e(){
685 eval printf '%s\\n' $CC_E
686}
687
dcd479c0 688check_cc(){
57bd82d4 689 log check_cc "$@"
2270b4b2 690 cat > $TMPC
720c69da 691 log_file $TMPC
23565c26 692 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
693}
694
695check_cpp(){
696 log check_cpp "$@"
2270b4b2 697 cat > $TMPC
720c69da 698 log_file $TMPC
18031c49 699 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
700}
701
df0d6341
MR
702as_o(){
703 eval printf '%s\\n' $AS_O
704}
705
f65883c8
MR
706check_as(){
707 log check_as "$@"
7fd90119
MR
708 cat > $TMPS
709 log_file $TMPS
710 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
711}
712
575db883
DB
713check_inline_asm(){
714 log check_inline_asm "$@"
940f335a 715 name="$1"
3784e82e 716 code="$2"
940f335a 717 shift 2
49214f61 718 disable $name
7fd90119 719 check_cc "$@" <<EOF && enable $name
3784e82e 720void foo(void){ __asm__ volatile($code); }
940f335a
MR
721EOF
722}
723
c6ebc9fa
MR
724check_insn(){
725 log check_insn "$@"
726 check_inline_asm ${1}_inline "\"$2\""
727 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
728}
729
304d586d
LM
730check_yasm(){
731 log check_yasm "$@"
732 echo "$1" > $TMPS
733 log_file $TMPS
734 shift 1
735 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
736}
737
29b64b68
MR
738ld_o(){
739 eval printf '%s\\n' $LD_O
740}
741
dcd479c0 742check_ld(){
57bd82d4 743 log check_ld "$@"
66a1ccd7
MR
744 flags=$(filter_out '-l*' "$@")
745 libs=$(filter '-l*' "$@")
01d31e16 746 check_cc $($cflags_filter $flags) || return
64933b6c
MR
747 flags=$($ldflags_filter $flags)
748 libs=$($ldflags_filter $libs)
29b64b68 749 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
750}
751
5adc829e
MR
752check_code(){
753 log check_code "$@"
754 check=$1
755 headers=$2
756 code=$3
757 shift 3
758 {
759 for hdr in $headers; do
760 echo "#include <$hdr>"
761 done
762 echo "int main(void) { $code; return 0; }"
763 } | check_$check "$@"
764}
765
50a334e4
MR
766check_cppflags(){
767 log check_cppflags "$@"
caf458dd 768 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
769int x;
770EOF
771}
772
dcd479c0 773check_cflags(){
57bd82d4 774 log check_cflags "$@"
01d31e16 775 set -- $($cflags_filter "$@")
caf458dd 776 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
777int x;
778EOF
779}
780
2ed46eea
MR
781test_ldflags(){
782 log test_ldflags "$@"
783 check_ld "$@" <<EOF
c23a0ac8 784int main(void){ return 0; }
dcd479c0
MR
785EOF
786}
787
2ed46eea
MR
788check_ldflags(){
789 log check_ldflags "$@"
790 test_ldflags "$@" && add_ldflags "$@"
791}
792
dcd479c0 793check_header(){
57bd82d4 794 log check_header "$@"
dcd479c0
MR
795 header=$1
796 shift
b77df637
MR
797 disable_safe $header
798 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
799#include <$header>
800int x;
801EOF
802}
803
804check_func(){
57bd82d4 805 log check_func "$@"
dcd479c0
MR
806 func=$1
807 shift
d8bc5f06
MR
808 disable $func
809 check_ld "$@" <<EOF && enable $func
dcd479c0 810extern int $func();
c23a0ac8 811int main(void){ $func(); }
dcd479c0
MR
812EOF
813}
814
645d2652 815check_mathfunc(){
6b73c0ae 816 log check_mathfunc "$@"
645d2652 817 func=$1
1aa07aa2
MR
818 narg=$2
819 shift 2
820 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
821 disable $func
822 check_ld "$@" <<EOF && enable $func
823#include <math.h>
1aa07aa2 824float foo(float f, float g) { return $func($args); }
33bd38db 825int main(void){ return 0; }
645d2652
MR
826EOF
827}
828
2446d3d6
DB
829check_func_headers(){
830 log check_func_headers "$@"
f8d7b072 831 headers=$1
edaf1ae2 832 funcs=$2
f8d7b072 833 shift 2
edaf1ae2
MR
834 {
835 for hdr in $headers; do
836 echo "#include <$hdr>"
837 done
838 for func in $funcs; do
839 echo "long check_$func(void) { return (long) $func; }"
840 done
841 echo "int main(void) { return 0; }"
842 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
843}
844
a5344cf7
SS
845check_cpp_condition(){
846 log check_cpp_condition "$@"
847 header=$1
848 condition=$2
f855b7b9 849 shift 2
cd52ec95 850 check_cpp "$@" <<EOF
a5344cf7
SS
851#include <$header>
852#if !($condition)
853#error "unsatisfied condition: $condition"
854#endif
855EOF
856}
857
57bd82d4
MR
858check_lib(){
859 log check_lib "$@"
860 header="$1"
861 func="$2"
862 shift 2
84400e9d 863 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
864}
865
f8d7b072
MR
866check_lib2(){
867 log check_lib2 "$@"
868 headers="$1"
edaf1ae2 869 funcs="$2"
f8d7b072 870 shift 2
edaf1ae2 871 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
872}
873
3f8040db
MR
874check_pkg_config(){
875 log check_pkg_config "$@"
876 pkg="$1"
877 headers="$2"
878 funcs="$3"
879 shift 3
880 $pkg_config --exists $pkg || return
881 pkg_cflags=$($pkg_config --cflags $pkg)
882 pkg_libs=$($pkg_config --libs $pkg)
883 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
884 set_safe ${pkg}_cflags $pkg_cflags &&
885 set_safe ${pkg}_libs $pkg_libs
886}
887
dcd479c0 888check_exec(){
2270b4b2 889 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
890}
891
7dfef245 892check_exec_crash(){
5e622c40 893 code=$(cat)
7dfef245
MR
894
895 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
896 # are safe but may not be available everywhere. Thus we use
897 # raise(SIGTERM) instead. The check is run in a subshell so we
898 # can redirect the "Terminated" message from the shell. SIGBUS
899 # is not defined by standard C so it is used conditionally.
900
2270b4b2 901 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
902#include <signal.h>
903static void sighandler(int sig){
904 raise(SIGTERM);
905}
692dd8ed
MR
906int foo(void){
907 $code
908}
e5af4a11 909int main(void){
7dfef245
MR
910 signal(SIGILL, sighandler);
911 signal(SIGFPE, sighandler);
912 signal(SIGSEGV, sighandler);
913#ifdef SIGBUS
914 signal(SIGBUS, sighandler);
915#endif
692dd8ed 916 foo();
7dfef245
MR
917}
918EOF
919}
920
72be9e73
DY
921check_type(){
922 log check_type "$@"
923 headers=$1
924 type=$2
925 shift 2
ae550ce9 926 disable_safe "$type"
5adc829e 927 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
928}
929
14d36751 930check_struct(){
813b82b9 931 log check_struct "$@"
14d36751
MR
932 headers=$1
933 struct=$2
934 member=$3
935 shift 3
936 disable_safe "${struct}_${member}"
5adc829e
MR
937 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
938 enable_safe "${struct}_${member}"
14d36751
MR
939}
940
9c7d85b3
DB
941check_builtin(){
942 log check_builtin "$@"
943 name=$1
944 headers=$2
945 builtin=$3
946 shift 3
947 disable "$name"
948 check_code ld "$headers" "$builtin" "$@" && enable "$name"
949}
950
57bd82d4
MR
951require(){
952 name="$1"
953 header="$2"
954 func="$3"
955 shift 3
956 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
957}
958
f8d7b072
MR
959require2(){
960 name="$1"
961 headers="$2"
962 func="$3"
963 shift 3
964 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
965}
966
3f8040db
MR
967require_pkg_config(){
968 pkg="$1"
969 check_pkg_config "$@" || die "ERROR: $pkg not found"
970 add_cflags $(get_safe ${pkg}_cflags)
971 add_extralibs $(get_safe ${pkg}_libs)
972}
973
ae43c4c0
MR
974hostcc_o(){
975 eval printf '%s\\n' $HOSTCC_O
976}
977
f0125de9
MR
978check_host_cc(){
979 log check_host_cc "$@"
980 cat > $TMPC
981 log_file $TMPC
ae43c4c0 982 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
983}
984
4cc4b33f
DB
985check_host_cppflags(){
986 log check_host_cppflags "$@"
987 check_host_cc "$@" <<EOF && append host_cppflags "$@"
988int x;
989EOF
990}
991
f0125de9
MR
992check_host_cflags(){
993 log check_host_cflags "$@"
6c3fa06a 994 set -- $($host_cflags_filter "$@")
f0125de9
MR
995 check_host_cc "$@" <<EOF && append host_cflags "$@"
996int x;
997EOF
998}
999
c505dd31
MR
1000apply(){
1001 file=$1
1002 shift
1003 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1004}
1005
c34681df 1006cp_if_changed(){
5e27ec28
MR
1007 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1008 mkdir -p "$(dirname $2)"
4ebc6a74 1009 $cp_f "$1" "$2"
c34681df
MR
1010}
1011
dcd61286
DB
1012# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1013# system-dependent things.
1014
4a0d6686
AJ
1015COMPONENT_LIST="
1016 bsfs
1017 decoders
1018 demuxers
1019 encoders
3cde40aa 1020 filters
5666fd73 1021 hwaccels
c552605c 1022 indevs
4a0d6686 1023 muxers
c552605c 1024 outdevs
4a0d6686
AJ
1025 parsers
1026 protocols
1027"
1028
3fc09b00
MR
1029EXTERNAL_LIBRARY_LIST="
1030 avisynth
1031 bzlib
1032 frei0r
1033 gnutls
1034 libcdio
1035 libdc1394
1036 libfaac
1037 libfdk_aac
1038 libfreetype
1039 libgsm
1040 libilbc
1041 libmp3lame
1042 libopencore_amrnb
1043 libopencore_amrwb
1044 libopencv
1045 libopenjpeg
1046 libopus
1047 libpulse
1048 librtmp
1049 libschroedinger
1050 libspeex
1051 libtheora
1052 libvo_aacenc
1053 libvo_amrwbenc
1054 libvorbis
1055 libvpx
1056 libx264
1057 libxavs
1058 libxvid
1059 openssl
1060 x11grab
1061 zlib
1062"
1063
70b348ec
DB
1064HWACCEL_LIST="
1065 dxva2
1066 vaapi
1067 vda
1068 vdpau
1069"
d89f2fa9
DB
1070LIBRARY_LIST="
1071 avcodec
1072 avdevice
1073 avfilter
1074 avformat
1075 avresample
1076 avutil
1077 swscale
1078"
1079
055c61b8
DB
1080PROGRAM_LIST="
1081 avconv
1082 avplay
1083 avprobe
1084 avserver
055c61b8
DB
1085"
1086
4a0d6686
AJ
1087CONFIG_LIST="
1088 $COMPONENT_LIST
3fc09b00 1089 $EXTERNAL_LIBRARY_LIST
70b348ec 1090 $HWACCEL_LIST
d89f2fa9 1091 $LIBRARY_LIST
055c61b8 1092 $PROGRAM_LIST
7f3f5f46 1093 dct
c73f65d9 1094 doc
0b499c9b 1095 error_resilience
1848f7d9 1096 fft
c88f5d72 1097 gpl
d8d0d0b2 1098 gray
3abe5fbd 1099 hardcoded_tables
b781cc12 1100 lsp
2a91ada8 1101 lzo
47a158cb 1102 mdct
c88f5d72 1103 memalign_hack
c88f5d72 1104 network
3fe142e2 1105 nonfree
8a3c8627 1106 pic
68602540 1107 rdft
e90f5b5a 1108 runtime_cpudetect
8cfbbd92 1109 safe_bitstream_reader
2e35e684 1110 shared
bd2216e4 1111 small
6b35d421 1112 sram
2e35e684 1113 static
a9ddb5b1 1114 swscale_alpha
8986fddc 1115 thumb
9cad0e4e 1116 version3
7e4d9d5d 1117 xmm_clobber_test
4a0d6686 1118"
c88f5d72 1119
8eee7025 1120THREADS_LIST='
8eee7025
DB
1121 pthreads
1122 w32threads
1123'
1124
3f5b56e5 1125ARCH_LIST='
5873b623 1126 aarch64
3f5b56e5 1127 alpha
a2fc0f6a 1128 arm
fdcd782d
MR
1129 avr32
1130 avr32_ap
1131 avr32_uc
3f5b56e5
MR
1132 bfin
1133 ia64
1134 m68k
1135 mips
bae3abb0 1136 mips64
3f5b56e5 1137 parisc
79cb09b2 1138 ppc
34d11b87 1139 ppc64
3f5b56e5
MR
1140 s390
1141 sh4
1142 sparc
1143 sparc64
c75848cd
DB
1144 tilegx
1145 tilepro
0844bae1 1146 tomi
3f5b56e5
MR
1147 x86
1148 x86_32
1149 x86_64
1150'
1151
81dfa21e
MR
1152ARCH_EXT_LIST_ARM='
1153 armv5te
1154 armv6
1155 armv6t2
81dfa21e 1156 neon
b3267559 1157 vfp
81dfa21e
MR
1158 vfpv3
1159'
1160
50cd43f2 1161ARCH_EXT_LIST_X86='
3bf96eec 1162 amd3dnow
a1ef9f08 1163 amd3dnowext
50cd43f2
DB
1164 avx
1165 fma4
1166 mmx
1167 mmxext
1168 sse
1169 sse2
1170 sse3
1171 sse4
1172 sse42
1173 ssse3
1174'
1175
1176ARCH_EXT_LIST="
81dfa21e 1177 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1178 $ARCH_EXT_LIST_X86
1179 altivec
799fde37 1180 ppc4xx
bd9d34a0 1181 vis
50cd43f2 1182"
3f5b56e5 1183
fd712a55
DB
1184HAVE_LIST_CMDLINE='
1185 inline_asm
1186 symver
1187 yasm
1188'
1189
a3e02a8c
MR
1190HAVE_LIST_PUB='
1191 bigendian
d268eee9 1192 fast_unaligned
a3e02a8c
MR
1193'
1194
79042ab3 1195MATH_FUNCS="
fab0a8b2
MR
1196 atanf
1197 atan2f
79042ab3 1198 cbrtf
fab0a8b2 1199 cosf
79042ab3
DB
1200 exp2
1201 exp2f
fab0a8b2 1202 expf
79042ab3
DB
1203 isinf
1204 isnan
fab0a8b2 1205 ldexpf
79042ab3
DB
1206 llrint
1207 llrintf
1208 log2
1209 log2f
fab0a8b2 1210 log10f
79042ab3
DB
1211 lrint
1212 lrintf
fab0a8b2 1213 powf
79042ab3
DB
1214 rint
1215 round
1216 roundf
fab0a8b2 1217 sinf
79042ab3
DB
1218 trunc
1219 truncf
1220"
1221
3f5b56e5
MR
1222HAVE_LIST="
1223 $ARCH_EXT_LIST
43b73d59
DB
1224 $(add_suffix _external $ARCH_EXT_LIST)
1225 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1226 $HAVE_LIST_CMDLINE
a3e02a8c 1227 $HAVE_LIST_PUB
3f5b56e5 1228 $THREADS_LIST
79042ab3 1229 $MATH_FUNCS
be1a839c 1230 aligned_malloc
59782b82 1231 aligned_stack
35fd8122 1232 alsa_asoundlib_h
3f5b56e5 1233 altivec_h
c9fdab0d 1234 arpa_inet_h
ec9d2c15 1235 asm_mod_q
6308729e 1236 asm_mod_y
dffb41b9 1237 attribute_may_alias
e7ea5e3d 1238 attribute_packed
43e0e0c4
LB
1239 cdio_paranoia_h
1240 cdio_paranoia_paranoia_h
ecf97f22 1241 closesocket
1ac9331a 1242 cmov
15caccb9 1243 CommandLineToArgvW
180d43bc 1244 cpunop
1093383d 1245 CryptGenRandom
c88f5d72 1246 dcbzl
f8aa696f
DB
1247 dev_bktr_ioctl_bt848_h
1248 dev_bktr_ioctl_meteor_h
1249 dev_ic_bt8xx_h
f8aa696f 1250 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1251 dev_video_meteor_ioctl_meteor_h
ca6b544a 1252 direct_h
18b67ae5 1253 dlfcn_h
c88f5d72 1254 dlopen
bc574408 1255 dos_paths
fa845061 1256 dxva_h
245626d0
DB
1257 ebp_available
1258 ebx_available
c2a29455 1259 fast_64bit
669b5583 1260 fast_clz
7073e9fc 1261 fast_cmov
534a2231 1262 fcntl
9d99cc5a 1263 fork
84882df6 1264 getaddrinfo
da9e86f8 1265 gethrtime
667fb97a 1266 getopt
02e8f427 1267 GetProcessAffinityMask
fc5607f8 1268 GetProcessMemoryInfo
4e68cb8a 1269 GetProcessTimes
61183b5a 1270 GetSystemTimeAsFileTime
66be5b45 1271 getrusage
c3e73100 1272 getservbyport
61183b5a 1273 gettimeofday
a49d3025 1274 gnu_as
c7df1532 1275 gsm_h
2f0c136e 1276 ibm_asm
2e1913b1 1277 inet_aton
3b1ab197 1278 io_h
abfc8d05 1279 isatty
8772997d 1280 jack_port_get_latency_range
9f5ff83f 1281 ldbrx
0b4a1821
AS
1282 libdc1394_1
1283 libdc1394_2
d96cd429
MR
1284 local_aligned_16
1285 local_aligned_8
a5b64584 1286 localtime_r
85dd97ad 1287 loongson
f8aa696f
DB
1288 machine_ioctl_bt848_h
1289 machine_ioctl_meteor_h
65f1d45d 1290 machine_rw_barrier
c88f5d72 1291 malloc_h
73f6d31e 1292 MapViewOfFile
c88f5d72 1293 memalign
65f1d45d 1294 MemoryBarrier
6ffa87d3 1295 mkstemp
f80ddd5b 1296 mm_empty
0328b9ea 1297 mmap
e98b02de 1298 mprotect
4fa661a8 1299 msvcrt
d3d3a32c 1300 nanosleep
3e0b1c9a 1301 poll_h
1f91cdce 1302 posix_memalign
07b28702 1303 rdtsc
ea4d5f48 1304 sched_getaffinity
c88f5d72 1305 sdl
7e6a11bc 1306 SetConsoleTextAttribute
b507ebd1 1307 setmode
3e0b1c9a 1308 setrlimit
d3d3a32c 1309 Sleep
15d59d2c 1310 sndio_h
72be9e73 1311 socklen_t
deb29777 1312 soundcard_h
87958234 1313 strerror_r
6379900c 1314 strptime
47941088 1315 strtok_r
c0018613 1316 struct_addrinfo
75d339e0
MS
1317 struct_group_source_req
1318 struct_ip_mreq_source
b4d68544 1319 struct_ipv6_mreq
cdee08e3 1320 struct_pollfd
3e0b1c9a 1321 struct_rusage_ru_maxrss
b4d68544 1322 struct_sockaddr_in6
3b2372bf 1323 struct_sockaddr_sa_len
33a4dbdd 1324 struct_sockaddr_storage
a6a4793d 1325 struct_v4l2_frmivalenum_discrete
b462d132 1326 symver_asm_label
3e0b1c9a 1327 symver_gnu_asm
e460aa32 1328 sync_val_compare_and_swap
bcc73960 1329 sysconf
b9e22269 1330 sysctl
b58412f1 1331 sys_mman_h
06bb5905 1332 sys_param_h
b091aa44 1333 sys_resource_h
81644c2e 1334 sys_select_h
deb29777 1335 sys_soundcard_h
e64bceea 1336 sys_time_h
1b6e8b73 1337 sys_videoio_h
b265431e 1338 threads
542920b7 1339 unistd_h
d3d3a32c 1340 usleep
ce742de2 1341 vfp_args
7c5bfe7a 1342 VirtualAlloc
d3d3a32c 1343 windows_h
6ff3f3e7 1344 winsock2_h
cc078b5d 1345 xform_asm
6f74fb03 1346 xmm_clobbers
0cb78cef 1347"
44161118 1348
511cf612 1349# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1350CONFIG_EXTRA="
87849592 1351 aandcttables
bfe9f48a 1352 ac3dsp
aa11cb79 1353 audio_frame_queue
bfe9f48a 1354 gcrypt
478fd534 1355 golomb
9cad0e4e 1356 gplv3
478fd534
DB
1357 h264chroma
1358 h264dsp
1359 h264pred
915a2a0a 1360 h264qpel
478fd534 1361 huffman
9cad0e4e 1362 lgplv3
478fd534 1363 lpc
1e164c0b 1364 mpegaudio
bfe9f48a 1365 mpegaudiodsp
18bbca1f 1366 mpegvideo
ad08dfd5 1367 mpegvideoenc
bfe9f48a 1368 nettle
f704a079 1369 rangecoder
bfe9f48a 1370 rtpdec
5ad2f0bf 1371 rtpenc_chain
bfe9f48a 1372 sinewin
8c53d39e 1373 videodsp
ab9f9876 1374 vp3dsp
b6bb00b0
MR
1375"
1376
520cc7f1 1377CMDLINE_SELECT="
3f5b56e5 1378 $ARCH_EXT_LIST
520cc7f1 1379 $CONFIG_LIST
fd712a55 1380 $HAVE_LIST_CMDLINE
8eee7025 1381 $THREADS_LIST
c8a4ae00 1382 asm
db6107b6 1383 cross_compile
520cc7f1
MR
1384 debug
1385 extra_warnings
8c6afa4d 1386 logging
65d12900 1387 lto
d2bbb2f7 1388 optimizations
520cc7f1 1389"
426be5dc
DB
1390
1391PATHS_LIST='
d156bede 1392 bindir
14a8acf1 1393 datadir
26759c44
MR
1394 incdir
1395 libdir
26759c44
MR
1396 mandir
1397 prefix
1398 shlibdir
426be5dc
DB
1399'
1400
1401CMDLINE_SET="
1402 $PATHS_LIST
121d78d0 1403 ar
426be5dc 1404 arch
313c46a6 1405 as
426be5dc
DB
1406 build_suffix
1407 cc
1408 cpu
1409 cross_prefix
50567afa 1410 dep_cc
ac63af34 1411 extra_version
9da6609f
MR
1412 host_cc
1413 host_cflags
095792f2 1414 host_ld
9da6609f
MR
1415 host_ldflags
1416 host_libs
82bb3329 1417 host_os
684b28e0 1418 ld
426be5dc 1419 logfile
4ae40685 1420 malloc_prefix
89641463 1421 nm
9cd7b854 1422 optflags
3f8040db 1423 pkg_config
154caa67 1424 random_seed
2fad0977 1425 samples
c5200f17
MR
1426 sysinclude
1427 sysroot
a7ada2ba 1428 target_exec
26759c44 1429 target_os
a7ada2ba 1430 target_path
aeeb782c 1431 toolchain
426be5dc 1432"
520cc7f1 1433
89f2932b
MR
1434CMDLINE_APPEND="
1435 extra_cflags
4cc4b33f 1436 host_cppflags
89f2932b
MR
1437"
1438
912f3148
DB
1439# code dependency declarations
1440
9eeed841 1441# architecture extensions
808fa33c 1442
a2fc0f6a
MR
1443armv5te_deps="arm"
1444armv6_deps="arm"
ab5cb084 1445armv6t2_deps="arm"
808fa33c 1446neon_deps="arm"
b3267559
MR
1447vfp_deps="arm"
1448vfpv3_deps="vfp"
808fa33c 1449
637606de
MR
1450map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1451
808fa33c
MR
1452altivec_deps="ppc"
1453ppc4xx_deps="ppc"
1454
1455vis_deps="sparc"
1456
7f8c3d1f 1457x86_64_suggest="cmov fast_cmov"
50cd43f2 1458
808fa33c
MR
1459amd3dnow_deps="mmx"
1460amd3dnowext_deps="amd3dnow"
9eeed841 1461mmx_deps="x86"
239fdf1b 1462mmxext_deps="mmx"
50cd43f2
DB
1463sse_deps="mmxext"
1464sse2_deps="sse"
1465sse3_deps="sse2"
1466ssse3_deps="sse3"
1467sse4_deps="ssse3"
1468sse42_deps="sse4"
1469avx_deps="sse42"
79687079 1470fma4_deps="avx"
9eeed841 1471
43b73d59
DB
1472mmx_external_deps="yasm"
1473mmx_inline_deps="inline_asm"
1474mmx_suggest="mmx_external mmx_inline"
1475
1476for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1477 eval dep=\$${ext}_deps
1478 eval ${ext}_external_deps='"${dep}_external"'
1479 eval ${ext}_inline_deps='"${dep}_inline"'
1480 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1481done
1482
59782b82 1483aligned_stack_if_any="ppc x86"
e939cedd 1484fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1485fast_clz_if_any="alpha avr32 mips ppc x86"
1486fast_unaligned_if_any="ppc x86"
669b5583 1487
6fec122a 1488inline_asm_deps="!tms470"
3e0b1c9a 1489need_memalign="altivec neon sse"
89e053f8 1490
b462d132
MR
1491symver_if_any="symver_asm_label symver_gnu_asm"
1492
88a35699
MS
1493log2_deps="!msvcrt"
1494
26fbcc85 1495# subsystems
dc609252 1496dct_select="rdft"
26fbcc85
MR
1497mdct_select="fft"
1498rdft_select="fft"
1e164c0b 1499mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1500mpegaudiodsp_select="dct"
ed40b6bf 1501mpegvideo_select="videodsp"
ad08dfd5 1502mpegvideoenc_select="mpegvideo"
26fbcc85 1503
ed40b6bf 1504# decoders / encoders
cfc2a0cf 1505aac_decoder_select="mdct sinewin"
aa11cb79 1506aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1507aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1508ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1509ac3_encoder_select="mdct ac3dsp"
3d269059 1510ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1511alac_encoder_select="lpc"
b781cc12 1512amrnb_decoder_select="lsp"
2b2a597e 1513amrwb_decoder_select="lsp"
4538729a 1514atrac1_decoder_select="mdct sinewin"
26fbcc85 1515atrac3_decoder_select="mdct"
a33657ce
DB
1516binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1517binkaudio_rdft_decoder_select="mdct rdft sinewin"
75644335 1518cavs_decoder_select="golomb h264chroma videodsp"
9b500b8f 1519comfortnoise_encoder_select="lpc"
4538729a 1520cook_decoder_select="mdct sinewin"
2a91ada8 1521cscd_decoder_select="lzo"
2eef7c62 1522cscd_decoder_suggest="zlib"
26fbcc85 1523dca_decoder_select="mdct"
ad08dfd5 1524dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1525dxa_decoder_select="zlib"
baf91bb9 1526eac3_decoder_select="ac3_decoder"
4264a0dd 1527eac3_encoder_select="ac3_encoder"
06b54e84 1528eamad_decoder_select="aandcttables mpegvideo"
87849592 1529eatgq_decoder_select="aandcttables"
06b54e84 1530eatqi_decoder_select="aandcttables mpegvideo"
f704a079
DB
1531ffv1_decoder_select="golomb rangecoder"
1532ffv1_encoder_select="rangecoder"
5a582bd3 1533ffvhuff_encoder_select="huffman"
4f034993 1534flac_decoder_select="golomb"
f4d608e3 1535flac_encoder_select="golomb lpc"
2eef7c62
AJ
1536flashsv_decoder_select="zlib"
1537flashsv_encoder_select="zlib"
c2d23309 1538flashsv2_decoder_select="zlib"
4414137e 1539flv_decoder_select="h263_decoder"
4d4b4bd1 1540flv_encoder_select="h263_encoder"
3447f12d 1541fraps_decoder_select="huffman"
c292f6a2 1542h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1543h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1544h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1545h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1546h263i_decoder_select="h263_decoder"
fe629c2d 1547h263p_encoder_select="h263_encoder"
0b499c9b
RB
1548h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1549h264_decoder_suggest="error_resilience"
5a582bd3 1550huffyuv_encoder_select="huffman"
19be0f3c 1551iac_decoder_select="fft mdct sinewin"
56c8227d 1552imc_decoder_select="fft mdct sinewin"
4f034993
MR
1553jpegls_decoder_select="golomb"
1554jpegls_encoder_select="golomb"
ad08dfd5 1555ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1556loco_decoder_select="golomb"
c292f6a2 1557mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1558mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1559mlp_decoder_select="mlp_parser"
1e164c0b
DB
1560mp1_decoder_select="mpegaudio"
1561mp1float_decoder_select="mpegaudio"
1562mp2_decoder_select="mpegaudio"
1563mp2float_decoder_select="mpegaudio"
1564mp3_decoder_select="mpegaudio"
1565mp3adu_decoder_select="mpegaudio"
1566mp3adufloat_decoder_select="mpegaudio"
1567mp3float_decoder_select="mpegaudio"
1568mp3on4_decoder_select="mpegaudio"
1569mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1570mpc7_decoder_select="mpegaudiodsp"
1571mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1572mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1573mpeg_xvmc_decoder_select="mpegvideo_decoder"
c292f6a2 1574mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1575mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1576mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1577mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1578mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1579mpeg4_encoder_select="h263_encoder"
4414137e 1580msmpeg4v1_decoder_select="h263_decoder"
4414137e 1581msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1582msmpeg4v2_encoder_select="h263_encoder"
4414137e 1583msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1584msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1585mss2_decoder_select="error_resilience vc1_decoder"
4538729a 1586nellymoser_decoder_select="mdct sinewin"
aa11cb79 1587nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2a91ada8 1588nuv_decoder_select="lzo"
2eef7c62
AJ
1589png_decoder_select="zlib"
1590png_encoder_select="zlib"
b781cc12 1591qcelp_decoder_select="lsp"
c4f5c2d6 1592qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1593ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1594ralf_decoder_select="golomb"
06b54e84 1595rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1596rv10_encoder_select="h263_encoder"
06b54e84 1597rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1598rv20_encoder_select="h263_encoder"
870add0d
DB
1599rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1600rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1601shorten_decoder_select="golomb"
b781cc12 1602sipr_decoder_select="lsp"
06b54e84 1603svq1_encoder_select="aandcttables mpegvideoenc"
0b499c9b
RB
1604svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel mpegvideo videodsp"
1605svq3_decoder_suggest="error_resilience 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
0b499c9b 1694h264_parser_select="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"
75644335 1755mpegts_muxer_select="adts_muxer latm_muxer"
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"
44b70ce5
MS
1761rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1762rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1763rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1764sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1765sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1766sdp_demuxer_select="rtpdec"
e772f9fa 1767smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1768spdif_muxer_select="aac_parser"
57231e4d 1769tak_demuxer_select="tak_parser"
647c2356
DB
1770tg2_muxer_select="mov_muxer"
1771tgp_muxer_select="mov_muxer"
6bdaa5f4 1772w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1773
1774# indevs / outdevs
38e54a75 1775alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1776alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1777bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1778dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1779fbdev_indev_deps="linux_fb_h"
38e54a75 1780jack_indev_deps="jack_jack_h"
e417d80d 1781libcdio_indev_deps="libcdio"
38e54a75 1782libdc1394_indev_deps="libdc1394"
38e54a75
SS
1783oss_indev_deps_any="soundcard_h sys_soundcard_h"
1784oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1785pulse_indev_deps="libpulse"
15d59d2c
B
1786sndio_indev_deps="sndio_h"
1787sndio_outdev_deps="sndio_h"
38e54a75 1788v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1789vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1790vfwcap_indev_extralibs="-lavicap32"
24f8961f 1791x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1792
912f3148 1793# protocols
acd554c1
SP
1794ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1795ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1796ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1797ffrtmphttp_protocol_deps="!librtmp_protocol"
1798ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1799gopher_protocol_select="network"
c40e1757 1800httpproxy_protocol_select="tcp_protocol"
279a0c97 1801http_protocol_select="tcp_protocol"
183baead 1802https_protocol_select="tls_protocol"
c3b57d6e
DB
1803librtmp_protocol_deps="librtmp"
1804librtmpe_protocol_deps="librtmp"
1805librtmps_protocol_deps="librtmp"
1806librtmpt_protocol_deps="librtmp"
1807librtmpte_protocol_deps="librtmp"
c60a2d70 1808mmsh_protocol_select="http_protocol"
998c1ee1 1809mmst_protocol_select="network"
c3b57d6e 1810rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1811rtmp_protocol_select="tcp_protocol"
acd554c1 1812rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1813rtmps_protocol_deps="!librtmp_protocol"
1814rtmps_protocol_select="tls_protocol"
775c4d36 1815rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1816rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1817rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1818rtp_protocol_select="udp_protocol"
998c1ee1
DB
1819sctp_protocol_deps="struct_sctp_event_subscribe"
1820sctp_protocol_select="network"
0eecafc9 1821srtp_protocol_select="rtp_protocol"
998c1ee1 1822tcp_protocol_select="network"
558d192d
MS
1823tls_protocol_deps_any="openssl gnutls"
1824tls_protocol_select="tcp_protocol"
998c1ee1 1825udp_protocol_select="network"
c08fb000 1826
6ebf0bfc 1827# filters
13fabd7a 1828blackframe_filter_deps="gpl"
ce6b6ef6 1829boxblur_filter_deps="gpl"
68b79bfc 1830cropdetect_filter_deps="gpl"
b157be1f 1831delogo_filter_deps="gpl"
a5b64584 1832drawtext_filter_deps="libfreetype"
2e5ff4d0 1833frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1834frei0r_filter_extralibs='$ldl'
a42bb9d6 1835frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1836frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1837hqdn3d_filter_deps="gpl"
d371e7b9 1838resample_filter_deps="avresample"
cf69ad35 1839ocv_filter_deps="libopencv"
2f296e39 1840scale_filter_deps="swscale"
acbac567 1841yadif_filter_deps="gpl"
6ebf0bfc 1842
5a0f7131 1843# libraries
d89f2fa9
DB
1844avcodec_deps="avutil"
1845avdevice_deps="avutil avcodec avformat"
1846avfilter_deps="avutil"
1847avformat_deps="avutil avcodec"
1848avresample_deps="avutil"
1849swscale_deps="avutil"
f7679c54 1850
912f3148 1851# programs
54fd593a 1852avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1853avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1854 fps_filter null_filter resample_filter scale_filter
1855 setpts_filter"
d173ede1 1856avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1857avplay_select="rdft"
9e12f0bf 1858avprobe_deps="avcodec avformat"
b263bf66 1859avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1860avserver_extralibs='$ldl'
a2830dca 1861
c73f65d9 1862doc_deps="texi2html"
912f3148 1863
de6d9b64 1864# default parameters
8a608357 1865
19bd477d 1866logfile="config.log"
8a608357
MR
1867
1868# installation paths
c9d19248
MR
1869prefix_default="/usr/local"
1870bindir_default='${prefix}/bin'
6291d7e4 1871datadir_default='${prefix}/share/avconv'
c9d19248
MR
1872incdir_default='${prefix}/include'
1873libdir_default='${prefix}/lib'
1874mandir_default='${prefix}/share/man'
1875shlibdir_default="$libdir_default"
8a608357
MR
1876
1877# toolchain
121d78d0 1878ar_default="ar"
13c7df3d 1879cc_default="gcc"
9da6609f 1880host_cc_default="gcc"
4ebc6a74 1881cp_f="cp -f"
b58b00ae 1882ln_s="ln -s -f"
2a8a860a 1883nm_default="nm -g"
11e6d03a 1884objformat="elf"
3f8040db 1885pkg_config_default=pkg-config
be7109c1 1886ranlib="ranlib"
11e6d03a 1887yasmexe="yasm"
8a608357 1888
3e0b1c9a 1889nogas=":"
8182dc34 1890
8a608357 1891# machine
8d4c00ed 1892arch_default=$(uname -m)
38d0a8aa 1893cpu="generic"
8a608357 1894
8a608357 1895# OS
8d4c00ed
MR
1896target_os_default=$(tolower $(uname -s))
1897host_os=$target_os_default
8a608357 1898
8a608357 1899# configurable options
d89f2fa9 1900enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1901
3e0b1c9a
DB
1902enable asm
1903enable debug
1904enable doc
8400d6b8 1905enable optimizations
8cfbbd92 1906enable safe_bitstream_reader
530dc538 1907enable static
a9ddb5b1 1908enable swscale_alpha
8a608357 1909
2e2ec667
DB
1910# By default, enable only those hwaccels that have no external dependencies.
1911enable dxva2 vdpau
1912
8a608357 1913# build settings
9987769a 1914SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1915AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1916LIBPREF="lib"
1917LIBSUF=".a"
c5f14466
RP
1918FULLNAME='$(NAME)$(BUILDSUF)'
1919LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1920SLIBPREF="lib"
1921SLIBSUF=".so"
c5f14466 1922SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1923SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1924SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1925LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1926SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1927SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1928
68485d1f
MR
1929asflags_filter=echo
1930cflags_filter=echo
64933b6c
MR
1931ldflags_filter=echo
1932
23565c26 1933AS_C='-c'
bc877faf 1934AS_O='-o $@'
23565c26 1935CC_C='-c'
18031c49 1936CC_E='-E -o $@'
7e6c86e6 1937CC_O='-o $@'
a758c5e2 1938LD_O='-o $@'
8db73c61
MR
1939LD_LIB='-l%'
1940LD_PATH='-L'
23565c26 1941HOSTCC_C='-c'
a758c5e2 1942HOSTCC_O='-o $@'
095792f2 1943HOSTLD_O='-o $@'
7e6c86e6 1944
4cc4b33f
DB
1945host_cflags='-O3 -g'
1946host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 1947host_libs='-lm'
6c3fa06a
MR
1948host_cflags_filter=echo
1949host_ldflags_filter=echo
9da6609f 1950
9b861379 1951target_path='$(CURDIR)'
a7ada2ba 1952
a158446b
MR
1953# since the object filename is not given with the -MM flag, the compiler
1954# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1955DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1956DEPFLAGS='-MM'
315c741d 1957
c597172e 1958# find source path
24524f36 1959if test -f configure; then
f038cf3c 1960 source_path=.
c597172e 1961else
8477f2de 1962 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1963 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1964 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1965 test -e "$source_path/config.h" &&
1966 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1967fi
1968
13cbe2c0 1969for v in "$@"; do
b04251c5
MR
1970 r=${v#*=}
1971 l=${v%"$r"}
1972 r=$(sh_quote "$r")
29ba0911 1973 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1974done
c597172e 1975
73ef8980
MR
1976find_things(){
1977 thing=$1
1978 pattern=$2
1979 file=$source_path/$3
932ccf39 1980 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1981}
1982
1983ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1984DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1985HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1986PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1987BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1988MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1989DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1990OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1991INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1992PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1993FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1994
54e75be4
DB
1995ALL_COMPONENTS="
1996 $BSF_LIST
1997 $DECODER_LIST
1998 $DEMUXER_LIST
1999 $ENCODER_LIST
2000 $FILTER_LIST
2001 $HWACCEL_LIST
2002 $INDEV_LIST
2003 $MUXER_LIST
2004 $OUTDEV_LIST
2005 $PARSER_LIST
2006 $PROTOCOL_LIST
2007"
2008
8469ae22
MR
2009for n in $COMPONENT_LIST; do
2010 v=$(toupper ${n%s})_LIST
2011 eval enable \$$v
2012 eval ${n}_if_any="\$$v"
2013done
2014
206a070d 2015enable $ARCH_EXT_LIST
c597172e
MR
2016
2017die_unknown(){
2018 echo "Unknown option \"$1\"."
2019 echo "See $0 --help for available options."
2020 exit 1
2021}
2022
7432e872
DB
2023print_3_columns() {
2024 cat | tr ' ' '\n' | sort | pr -r -3 -t
2025}
2026
794f8e97 2027show_list() {
bf0c4afa
RP
2028 suffix=_$1
2029 shift
7432e872 2030 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2031 exit 0
2032}
2033
154caa67
MR
2034rand_list(){
2035 IFS=', '
2036 set -- $*
2037 unset IFS
2038 for thing; do
2039 comp=${thing%:*}
2040 prob=${thing#$comp}
2041 prob=${prob#:}
2042 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2043 echo "prob ${prob:-0.5}"
2044 printf '%s\n' $comp
2045 done
2046}
2047
2048do_random(){
2049 action=$1
2050 shift
2051 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2052 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2053}
2054
c597172e 2055for opt do
7483e694
DB
2056 optval="${opt#*=}"
2057 case "$opt" in
ea061af1
DB
2058 --extra-ldflags=*)
2059 add_ldflags $optval
7e9e7cc2 2060 ;;
ea061af1
DB
2061 --extra-libs=*)
2062 add_extralibs $optval
7e9e7cc2 2063 ;;
ea061af1
DB
2064 --disable-devices)
2065 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2066 ;;
ea061af1
DB
2067 --enable-debug=*)
2068 debuglevel="$optval"
7e9e7cc2
MR
2069 ;;
2070 --disable-programs)
2071 disable $PROGRAM_LIST
2072 ;;
2073 --disable-everything)
2074 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2075 ;;
844c6852
DB
2076 --disable-all)
2077 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2078 disable $LIBRARY_LIST $PROGRAM_LIST doc
2079 ;;
7e9e7cc2
MR
2080 --enable-random|--disable-random)
2081 action=${opt%%-random}
2082 do_random ${action#--} $COMPONENT_LIST
2083 ;;
2084 --enable-random=*|--disable-random=*)
2085 action=${opt%%-random=*}
2086 do_random ${action#--} $optval
2087 ;;
2088 --enable-*=*|--disable-*=*)
2089 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2090 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2091 eval list=\$$(toupper $thing)_LIST
2092 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2093 $action $(filter "$name" $list)
2094 ;;
2095 --enable-?*|--disable-?*)
2096 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2097 if is_in $option $COMPONENT_LIST; then
2098 test $action = disable && action=unset
2099 eval $action \$$(toupper ${option%s})_LIST
2100 elif is_in $option $CMDLINE_SELECT; then
2101 $action $option
2102 else
2103 die_unknown $opt
2104 fi
2105 ;;
2106 --list-*)
2107 NAME="${opt#--list-}"
2108 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2109 NAME=${NAME%s}
2110 eval show_list $NAME \$$(toupper $NAME)_LIST
2111 ;;
2112 --help|-h) show_help
2113 ;;
2114 *)
2115 optname="${opt%%=*}"
2116 optname="${optname#--}"
2117 optname=$(echo "$optname" | sed 's/-/_/g')
2118 if is_in $optname $CMDLINE_SET; then
2119 eval $optname='$optval'
2120 elif is_in $optname $CMDLINE_APPEND; then
2121 append $optname "$optval"
2122 else
2123 die_unknown $opt
2124 fi
2125 ;;
7483e694 2126 esac
c597172e
MR
2127done
2128
bcea99bb
MR
2129disabled logging && logfile=/dev/null
2130
29ba0911 2131echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2132set >> $logfile
2133
9da6609f
MR
2134test -n "$cross_prefix" && enable cross_compile
2135
8d4c00ed
MR
2136if enabled cross_compile; then
2137 test -n "$arch" && test -n "$target_os" ||
2138 die "Must specify target arch and OS when cross-compiling"
2139fi
2140
121d78d0 2141ar_default="${cross_prefix}${ar_default}"
11e6d03a 2142cc_default="${cross_prefix}${cc_default}"
20e0ed95 2143nm_default="${cross_prefix}${nm_default}"
3f8040db 2144pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2145ranlib="${cross_prefix}${ranlib}"
adb2b908 2146
c5200f17
MR
2147sysinclude_default="${sysroot}/usr/include"
2148
aeeb782c 2149case "$toolchain" in
0fbb62a8
LB
2150 clang-asan)
2151 cc_default="clang"
2152 add_cflags -faddress-sanitizer
2153 add_ldflags -faddress-sanitizer
2154 ;;
2155 clang-tsan)
2156 cc_default="clang"
2157 add_cflags -fthread-sanitizer
2158 add_ldflags -fthread-sanitizer
2159 ;;
aeeb782c
MR
2160 msvc)
2161 cc_default="c99wrap cl"
2162 ld_default="c99wrap link"
2163 nm_default="dumpbin -symbols"
ac3a9b51 2164 ar_default="lib"
53e8cd68 2165 target_os_default="win32"
aeeb782c
MR
2166 ;;
2167 ?*)
2168 die "Unknown toolchain $toolchain"
2169 ;;
2170esac
2171
53e8cd68 2172set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2173enabled cross_compile || host_cc_default=$cc
2174set_default host_cc
13c7df3d 2175
762f95e4
MR
2176if ! $pkg_config --version >/dev/null 2>&1; then
2177 warn "$pkg_config not found, library detection may fail."
2178 pkg_config=false
2179fi
2180
82bb3329
MR
2181exesuf() {
2182 case $1 in
53e8cd68 2183 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2184 esac
2185}
2186
2187EXESUF=$(exesuf $target_os)
2188HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2189
e4e69e0b 2190# set temporary file name
a49d42c2 2191: ${TMPDIR:=$TEMPDIR}
c51fafa1 2192: ${TMPDIR:=$TMP}
a49d42c2 2193: ${TMPDIR:=/tmp}
e4e69e0b 2194
a210bce2 2195if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2196 # simple replacement for missing mktemp
2197 # NOT SAFE FOR GENERAL USE
2198 mktemp(){
09a5c245 2199 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2200 }
2201fi
2202
2203tmpfile(){
2204 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2205 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2206 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2207 append TMPFILES $tmp
2208 eval $1=$tmp
2209}
2210
2211trap 'rm -f -- $TMPFILES' EXIT
54460a83 2212
55127e7b 2213tmpfile TMPASM .asm
3e0b1c9a
DB
2214tmpfile TMPC .c
2215tmpfile TMPE $EXESUF
2216tmpfile TMPH .h
2217tmpfile TMPO .o
2218tmpfile TMPS .S
2219tmpfile TMPSH .sh
2220tmpfile TMPV .ver
54460a83
MR
2221
2222unset -f mktemp
e4e69e0b 2223
fb3c4ffc
MR
2224chmod +x $TMPE
2225
993f2d0f
MR
2226# make sure we can execute files in $TMPDIR
2227cat > $TMPSH 2>> $logfile <<EOF
2228#! /bin/sh
2229EOF
2230chmod +x $TMPSH >> $logfile 2>&1
2231if ! $TMPSH >> $logfile 2>&1; then
2232 cat <<EOF
2233Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2234variable to another directory and make sure that it is not mounted noexec.
2235EOF
2236 die "Sanity test failed."
2237fi
993f2d0f 2238
457cc333
MR
2239ccc_flags(){
2240 for flag; do
2241 case $flag in
2242 -std=c99) echo -c99 ;;
2243 -mcpu=*) echo -arch ${flag#*=} ;;
2244 -mieee) echo -ieee ;;
2245 -O*|-fast) echo $flag ;;
2246 -fno-math-errno) echo -assume nomath_errno ;;
2247 -g) echo -g3 ;;
2248 -Wall) echo -msg_enable level2 ;;
2249 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2250 -Wl,*) echo $flag ;;
2251 -f*|-W*) ;;
2252 *) echo $flag ;;
2253 esac
2254 done
2255}
2256
dfa559bc
RB
2257msvc_flags(){
2258 for flag; do
2259 case $flag in
2260 -fomit-frame-pointer) echo -Oy ;;
2261 -g) echo -Z7 ;;
2262 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2263 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2264 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2265 -wd4996 -wd4273 ;;
dfa559bc
RB
2266 -std=c99) ;;
2267 -fno-math-errno) ;;
2268 -fno-common) ;;
2269 -fno-signed-zeros) ;;
50640977 2270 -fPIC) ;;
dfa559bc 2271 -lz) echo zlib.lib ;;
bd680c7b
DB
2272 -lavifil32) echo vfw32.lib ;;
2273 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2274 -l*) echo ${flag#-l}.lib ;;
2275 *) echo $flag ;;
2276 esac
2277 done
2278}
2279
d0c6d424
MR
2280pgi_flags(){
2281 for flag; do
2282 case $flag in
643933f5 2283 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2284 -fomit-frame-pointer) echo -Mnoframe ;;
2285 -g) echo -gopt ;;
2286 *) echo $flag ;;
2287 esac
2288 done
2289}
2290
2291suncc_flags(){
2292 for flag; do
2293 case $flag in
2294 -march=*|-mcpu=*)
2295 case "${flag#*=}" in
2296 native) echo -xtarget=native ;;
2297 v9|niagara) echo -xarch=sparc ;;
2298 ultrasparc) echo -xarch=sparcvis ;;
2299 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2300 i586|pentium) echo -xchip=pentium ;;
2301 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2302 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2303 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2304 pentium4*) echo -xtarget=pentium4 ;;
2305 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2306 *-sse3) echo -xarch=sse3 ;;
2307 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2308 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2309 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2310 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2311 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2312 k8|opteron|athlon64|athlon-fx)
2313 echo -xarch=sse2a ;;
2314 athlon*) echo -xarch=pentium_proa ;;
2315 esac
2316 ;;
2317 -std=c99) echo -xc99 ;;
2318 -fomit-frame-pointer) echo -xregs=frameptr ;;
2319 -fPIC) echo -KPIC -xcode=pic32 ;;
2320 -W*,*) echo $flag ;;
5e753ed5
SM
2321 -f*-*|-W*|-mimpure-text) ;;
2322 -shared) echo -G ;;
d0c6d424
MR
2323 *) echo $flag ;;
2324 esac
2325 done
2326}
2327
2328tms470_flags(){
2329 for flag; do
2330 case $flag in
2331 -march=*|-mcpu=*)
2332 case "${flag#*=}" in
2333 armv7-a|cortex-a*) echo -mv=7a8 ;;
2334 armv7-r|cortex-r*) echo -mv=7r4 ;;
2335 armv7-m|cortex-m*) echo -mv=7m3 ;;
2336 armv6*|arm11*) echo -mv=6 ;;
2337 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2338 echo -mv=5e ;;
2339 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2340 esac
2341 ;;
2342 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2343 -mfpu=vfp) echo --float_support=vfpv2 ;;
2344 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2345 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2346 -msoft-float) echo --float_support=vfplib ;;
2347 -O[0-3]|-mf=*) echo $flag ;;
2348 -g) echo -g -mn ;;
2349 -pds=*) echo $flag ;;
ad93dccb
MR
2350 -D*|-I*) echo $flag ;;
2351 --gcc|--abi=*) echo $flag ;;
2352 -me) echo $flag ;;
d0c6d424
MR
2353 esac
2354 done
2355}
2356
a758c5e2
MR
2357probe_cc(){
2358 pfx=$1
2359 _cc=$2
2360
8db73c61
MR
2361 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2362 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2363 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2364 _flags_filter=echo
2365
2366 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2367 _type=llvm_gcc
2368 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2369 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2370 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2371 _cflags_speed='-O3'
2372 _cflags_size='-Os'
2373 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2374 _type=gcc
2375 gcc_version=$($_cc --version | head -n1)
2376 gcc_basever=$($_cc -dumpversion)
2377 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2378 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2379 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2380 if ! $_cc -dumpversion | grep -q '^2\.'; then
2381 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2382 fi
2383 _cflags_speed='-O3'
2384 _cflags_size='-Os'
b2d688ea 2385 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2386 _type=icc
2387 _ident=$($_cc --version | head -n1)
2388 _depflags='-MMD'
2389 _cflags_speed='-O3'
2390 _cflags_size='-Os'
2391 _cflags_noopt='-O1'
2392 elif $_cc -v 2>&1 | grep -q xlc; then
2393 _type=xlc
2394 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2395 _cflags_speed='-O5'
2396 _cflags_size='-O5 -qcompact'
2397 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2398 _type=ccc
2399 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2400 _DEPFLAGS='-M'
a758c5e2
MR
2401 _cflags_speed='-fast'
2402 _cflags_size='-O1'
457cc333 2403 _flags_filter=ccc_flags
a758c5e2
MR
2404 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2405 test -d "$sysroot" || die "No valid sysroot specified."
2406 _type=armcc
2407 _ident=$($_cc --vsn | head -n1)
2408 armcc_conf="$PWD/armcc.conf"
2409 $_cc --arm_linux_configure \
2410 --arm_linux_config_file="$armcc_conf" \
2411 --configure_sysroot="$sysroot" \
2412 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2413 die "Error creating armcc configuration file."
2414 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2415 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2416 as_default="${cross_prefix}gcc"
2417 _depflags='-MMD'
2418 _cflags_speed='-O3'
2419 _cflags_size='-Os'
0122118e 2420 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2421 _type=tms470
2422 _ident=$($_cc -version | head -n1 | tr -s ' ')
2423 _flags='--gcc --abi=eabi -me'
18031c49 2424 _cc_e='-ppl -fe=$@'
a758c5e2 2425 _cc_o='-fe=$@'
a758c5e2
MR
2426 _depflags='-ppa -ppd=$(@:.o=.d)'
2427 _cflags_speed='-O3 -mf=5'
2428 _cflags_size='-O3 -mf=2'
2429 _flags_filter=tms470_flags
2430 elif $_cc -v 2>&1 | grep -q clang; then
2431 _type=clang
2432 _ident=$($_cc --version | head -n1)
2433 _depflags='-MMD'
2434 _cflags_speed='-O3'
2435 _cflags_size='-Os'
2436 elif $_cc -V 2>&1 | grep -q Sun; then
2437 _type=suncc
2438 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2439 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2440 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2441 _ldflags='-std=c99'
2442 _cflags_speed='-O5'
2443 _cflags_size='-O5 -xspace'
2444 _flags_filter=suncc_flags
2445 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2446 _type=pathscale
2447 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2448 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2449 _cflags_speed='-O2'
2450 _cflags_size='-Os'
2451 _flags_filter='filter_out -Wdisabled-optimization'
2452 elif $_cc -v 2>&1 | grep -q Open64; then
2453 _type=open64
2454 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2455 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2456 _cflags_speed='-O2'
2457 _cflags_size='-Os'
2458 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2459 elif $_cc -V 2>&1 | grep -q Portland; then
2460 _type=pgi
2461 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2462 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2463 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2464 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2465 _cflags_noopt="-O1"
2466 _flags_filter=pgi_flags
dfa559bc
RB
2467 elif $_cc 2>&1 | grep -q Microsoft; then
2468 _type=msvc
2469 _ident=$($cc 2>&1 | head -n1)
2470 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2471 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2472 _cflags_speed="-O2"
2473 _cflags_size="-O1"
2474 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2475 if $_cc 2>&1 | grep -q Linker; then
2476 _ld_o='-out $@'
2477 else
2478 _ld_o='-Fe$@'
2479 fi
2480 _cc_o='-Fo $@'
a224b2cb 2481 _cc_e='-P -Fi $@'
dfa559bc
RB
2482 _flags_filter=msvc_flags
2483 _ld_lib='lib%.a'
2484 _ld_path='-libpath:'
2485 _flags='-nologo'
2486 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2487 if [ $pfx = hostcc ]; then
6a0200f2 2488 append _cflags -Dsnprintf=_snprintf
dfa559bc 2489 fi
aef6bd1b 2490 fi
a758c5e2
MR
2491
2492 eval ${pfx}_type=\$_type
2493 eval ${pfx}_ident=\$_ident
2494}
2495
2496set_ccvars(){
23565c26 2497 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2498 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2499 eval ${1}_O=\${_cc_o-\${${1}_O}}
2500
2501 if [ -n "$_depflags" ]; then
2502 eval ${1}_DEPFLAGS=\$_depflags
2503 else
2504 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2505 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2506 eval DEP${1}FLAGS=\$_flags
2507 fi
2508}
2509
2510probe_cc cc "$cc"
2511cflags_filter=$_flags_filter
2512cflags_speed=$_cflags_speed
2513cflags_size=$_cflags_size
2514cflags_noopt=$_cflags_noopt
2515add_cflags $_flags $_cflags
2516cc_ldflags=$_ldflags
2517set_ccvars CC
2518
2519probe_cc hostcc "$host_cc"
2520host_cflags_filter=$_flags_filter
a758c5e2 2521add_host_cflags $_flags $_cflags
a758c5e2 2522set_ccvars HOSTCC
629687f6 2523
851ffa80
MR
2524test -n "$cc_type" && enable $cc_type ||
2525 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2526
75bafbac 2527: ${as_default:=$cc}
50567afa 2528: ${dep_cc_default:=$cc}
684b28e0 2529: ${ld_default:=$cc}
095792f2
MR
2530: ${host_ld_default:=$host_cc}
2531set_default ar as dep_cc ld host_ld
75800dce 2532
a758c5e2
MR
2533probe_cc as "$as"
2534asflags_filter=$_flags_filter
2535add_asflags $_flags $_cflags
2536set_ccvars AS
2537
2538probe_cc ld "$ld"
2539ldflags_filter=$_flags_filter
2540add_ldflags $_flags $_ldflags
2541test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2542LD_O=${_ld_o-$LD_O}
8db73c61
MR
2543LD_LIB=${_ld_lib-$LD_LIB}
2544LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2545
095792f2
MR
2546probe_cc hostld "$host_ld"
2547host_ldflags_filter=$_flags_filter
2548add_host_ldflags $_flags $_ldflags
2549HOSTLD_O=${_ld_o-$HOSTLD_O}
2550
a758c5e2
MR
2551if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2552 probe_cc depcc "$dep_cc"
2553 CCDEP=${_DEPCMD:-$DEPCMD}
2554 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2555 DEPCCFLAGS=$_flags
2556fi
07dec06e 2557
3dbc777c
MR
2558if $ar 2>&1 | grep -q Microsoft; then
2559 arflags="-nologo"
2560 ar_o='-out:$@'
2561elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2562 arflags="rq"
2563 ar_o='$@'
2564else
2565 arflags="rc"
2566 ar_o='$@'
2567fi
2568
7f32f40c 2569add_cflags $extra_cflags
2f2e6c7c 2570add_asflags $extra_cflags
7f32f40c 2571
154d432c
MR
2572if test -n "$sysroot"; then
2573 case "$cc_type" in
00ba041c 2574 gcc|llvm_gcc|clang)
467256f2 2575 add_cppflags --sysroot="$sysroot"
154d432c
MR
2576 add_ldflags --sysroot="$sysroot"
2577 ;;
6fec122a
MR
2578 tms470)
2579 add_cppflags -I"$sysinclude"
2580 add_ldflags --sysroot="$sysroot"
2581 ;;
154d432c
MR
2582 esac
2583fi
2584
d22c13a8
MR
2585if test "$cpu" = host; then
2586 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2587
2588 case "$cc_type" in
613a4e3f 2589 gcc|llvm_gcc)
d22c13a8
MR
2590 check_native(){
2591 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2592 sed -n "/cc1.*$1=/{
27ce1be8
MR
2593 s/.*$1=\\([^ ]*\\).*/\\1/
2594 p
2595 q
2596 }" $TMPE
d22c13a8
MR
2597 }
2598 cpu=$(check_native -march || check_native -mcpu)
2599 ;;
2600 esac
2601
2602 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2603fi
2604
e939cedd
MR
2605# Deal with common $arch aliases
2606case "$arch" in
5873b623
MR
2607 aarch64|arm64)
2608 arch="aarch64"
2609 ;;
e939cedd
MR
2610 arm*)
2611 arch="arm"
2612 ;;
2acda282 2613 mips*|IP*)
e939cedd
MR
2614 arch="mips"
2615 ;;
a6e9d649 2616 parisc*|hppa*)
e939cedd
MR
2617 arch="parisc"
2618 ;;
56203596 2619 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2620 arch="ppc"
2621 ;;
e939cedd
MR
2622 s390|s390x)
2623 arch="s390"
2624 ;;
2625 sh4|sh)
2626 arch="sh4"
2627 ;;
4cd217c0 2628 sun4u|sparc*)
e939cedd 2629 arch="sparc"
e939cedd 2630 ;;
c75848cd
DB
2631 tilegx|tile-gx)
2632 arch="tilegx"
2633 ;;
d33ed7b3 2634 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2635 arch="x86"
2636 ;;
2637esac
2638
851ffa80 2639is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2640enable $arch
e939cedd 2641
df5cdc24 2642# Add processor-specific flags
9ebd45c2 2643if enabled aarch64; then
33db40f8
MR
2644
2645 case $cpu in
2646 armv*)
2647 cpuflags="-march=$cpu"
2648 ;;
2649 *)
2650 cpuflags="-mcpu=$cpu"
2651 ;;
2652 esac
2653
2654elif enabled alpha; then
2655
2656 cpuflags="-mcpu=$cpu"
2657
2658elif enabled arm; then
2659
1234c66a
MR
2660 check_arm_arch() {
2661 check_cpp_condition stddef.h \
2662 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2663 $cpuflags
2664 }
2665
2666 probe_arm_arch() {
2667 if check_arm_arch 4; then echo armv4;
2668 elif check_arm_arch 4T; then echo armv4t;
2669 elif check_arm_arch 5; then echo armv5;
2670 elif check_arm_arch 5E; then echo armv5e;
2671 elif check_arm_arch 5T; then echo armv5t;
2672 elif check_arm_arch 5TE; then echo armv5te;
2673 elif check_arm_arch 5TEJ; then echo armv5te;
2674 elif check_arm_arch 6; then echo armv6;
2675 elif check_arm_arch 6J; then echo armv6j;
2676 elif check_arm_arch 6K; then echo armv6k;
2677 elif check_arm_arch 6Z; then echo armv6z;
2678 elif check_arm_arch 6ZK; then echo armv6zk;
2679 elif check_arm_arch 6T2; then echo armv6t2;
2680 elif check_arm_arch 7; then echo armv7;
2681 elif check_arm_arch 7A 7_A; then echo armv7-a;
2682 elif check_arm_arch 7R 7_R; then echo armv7-r;
2683 elif check_arm_arch 7M 7_M; then echo armv7-m;
2684 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2685 elif check_arm_arch 8A 8_A; then echo armv8-a;
2686 fi
2687 }
2688
2689 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2690
33db40f8
MR
2691 case $cpu in
2692 armv*)
2693 cpuflags="-march=$cpu"
2694 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2695 ;;
2696 *)
2697 cpuflags="-mcpu=$cpu"
2698 case $cpu in
2699 cortex-a*) subarch=armv7a ;;
2700 cortex-r*) subarch=armv7r ;;
2701 cortex-m*) enable thumb; subarch=armv7m ;;
2702 arm11*) subarch=armv6 ;;
2703 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2704 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2705 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2706 esac
2707 ;;
2708 esac
2709
f0fe245b
MR
2710 case "$subarch" in
2711 armv5t*) enable fast_clz ;;
2712 armv[6-8]*) enable fast_clz fast_unaligned ;;
2713 esac
2714
33db40f8
MR
2715elif enabled avr32; then
2716
2717 case $cpu in
2718 ap7[02]0[0-2])
2719 subarch="avr32_ap"
2720 cpuflags="-mpart=$cpu"
2721 ;;
2722 ap)
2723 subarch="avr32_ap"
2724 cpuflags="-march=$cpu"
2725 ;;
2726 uc3[ab]*)
2727 subarch="avr32_uc"
2728 cpuflags="-mcpu=$cpu"
2729 ;;
2730 uc)
2731 subarch="avr32_uc"
2732 cpuflags="-march=$cpu"
2733 ;;
2734 esac
2735
2736elif enabled bfin; then
2737
2738 cpuflags="-mcpu=$cpu"
2739
2740elif enabled mips; then
2741
2742 cpuflags="-march=$cpu"
2743
5d54c126 2744elif enabled ppc; then
343aef9b 2745
56348891
MR
2746 case $(tolower $cpu) in
2747 601|ppc601|powerpc601)
9dbd5c3d 2748 cpuflags="-mcpu=601"
64ad53ff 2749 disable altivec
9dbd5c3d 2750 ;;
56348891 2751 603*|ppc603*|powerpc603*)
9dbd5c3d 2752 cpuflags="-mcpu=603"
64ad53ff 2753 disable altivec
9dbd5c3d 2754 ;;
56348891 2755 604*|ppc604*|powerpc604*)
9dbd5c3d 2756 cpuflags="-mcpu=604"
64ad53ff 2757 disable altivec
9dbd5c3d 2758 ;;
56348891 2759 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2760 cpuflags="-mcpu=750"
64ad53ff 2761 disable altivec
9dbd5c3d 2762 ;;
56348891 2763 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2764 cpuflags="-mcpu=7450"
9dbd5c3d 2765 ;;
56348891 2766 74*|ppc74*|powerpc74*)
7f1fcaf0 2767 cpuflags="-mcpu=7400"
9dbd5c3d 2768 ;;
313f9fbf 2769 g5|970|ppc970|powerpc970)
7f1fcaf0 2770 cpuflags="-mcpu=970"
9dbd5c3d 2771 ;;
313f9fbf 2772 power[3-7]*)
7f1fcaf0 2773 cpuflags="-mcpu=$cpu"
313f9fbf 2774 ;;
56348891 2775 cell)
9dbd5c3d
MR
2776 cpuflags="-mcpu=cell"
2777 enable ldbrx
2778 ;;
4ab26cb4
DB
2779 e500mc)
2780 cpuflags="-mcpu=e500mc"
2781 disable altivec
2782 ;;
7b0b81a1
AL
2783 e500v2)
2784 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2785 disable altivec
2786 ;;
2787 e500)
2788 cpuflags="-mcpu=8540 -mhard-float"
2789 disable altivec
2790 ;;
9dbd5c3d 2791 esac
343aef9b 2792
33db40f8
MR
2793elif enabled sparc; then
2794
2795 case $cpu in
2796 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2797 cpuflags="-mcpu=$cpu"
2798 disable vis
2799 ;;
2800 ultrasparc*|niagara[234])
2801 cpuflags="-mcpu=$cpu"
2802 ;;
2803 esac
2804
343aef9b
MR
2805elif enabled x86; then
2806
9dbd5c3d
MR
2807 case $cpu in
2808 i[345]86|pentium)
2809 cpuflags="-march=$cpu"
2810 disable mmx
2811 ;;
2812 # targets that do NOT support conditional mov (cmov)
2813 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2814 cpuflags="-march=$cpu"
2815 disable cmov
2816 ;;
2817 # targets that do support conditional mov (cmov)
f2ce813e 2818 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2819 cpuflags="-march=$cpu"
2820 enable cmov
2821 enable fast_cmov
2822 ;;
2823 # targets that do support conditional mov but on which it's slow
2824 pentium4|pentium4m|prescott|nocona)
2825 cpuflags="-march=$cpu"
2826 enable cmov
2827 disable fast_cmov
2828 ;;
2829 esac
343aef9b 2830
343aef9b
MR
2831fi
2832
9ebd45c2
MR
2833if [ "$cpu" != generic ]; then
2834 add_cflags $cpuflags
2835 add_asflags $cpuflags
2836fi
df5cdc24 2837
993f2d0f
MR
2838# compiler sanity check
2839check_exec <<EOF
2840int main(void){ return 0; }
2841EOF
2842if test "$?" != 0; then
2843 echo "$cc is unable to create an executable file."
2844 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2845 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2846 echo "Only do this if you know what cross compiling means."
2847 fi
2848 die "C compiler test failed."
2849fi
2850
046f081b 2851add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2852check_cflags -std=c99
50a334e4 2853check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2854#include <stdlib.h>
2855EOF
50a334e4 2856check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2857#include <stdlib.h>
2858EOF
e9b9a2f8 2859
f0125de9 2860check_host_cflags -std=c99
0a6db2a2 2861check_host_cflags -Wall
f0125de9 2862
d4c99513
MR
2863check_64bit(){
2864 arch32=$1
2865 arch64=$2
2866 expr=$3
2867 check_code cc "" "int test[2*($expr) - 1]" &&
2868 subarch=$arch64 || subarch=$arch32
2869}
2870
b24dbcbd 2871case "$arch" in
d11cb13b 2872 aarch64|alpha|ia64)
2acda282
MR
2873 spic=$shared
2874 ;;
2875 mips)
2876 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2877 spic=$shared
b24dbcbd 2878 ;;
a6e9d649
MR
2879 parisc)
2880 check_64bit parisc parisc64 'sizeof(void *) > 4'
2881 spic=$shared
2882 ;;
56203596
MR
2883 ppc)
2884 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2885 spic=$shared
56203596 2886 ;;
4cd217c0
MR
2887 sparc)
2888 check_64bit sparc sparc64 'sizeof(void *) > 4'
2889 spic=$shared
2890 ;;
e939cedd 2891 x86)
d4c99513 2892 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2893 if test "$subarch" = "x86_64"; then
e939cedd 2894 spic=$shared
de27f4d9 2895 fi
b24dbcbd 2896 ;;
b24dbcbd
RP
2897esac
2898
343aef9b 2899enable $subarch
8a3c8627 2900enabled spic && enable pic
b24dbcbd 2901
7483e694 2902# OS specific
4f854758 2903case $target_os in
a1629e28 2904 haiku)
63ae7e7c 2905 prefix_default="/boot/common"
108caaaa 2906 network_extralibs="-lnetwork"
f59c4bd6 2907 host_libs=
a1629e28 2908 ;;
7483e694 2909 sunos)
4d58e4cb 2910 AVSERVERLDFLAGS=""
9987769a 2911 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2912 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2913 network_extralibs="-lsocket -lnsl"
779222db 2914 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2915 # When using suncc to build, the Solaris linker will mark
2916 # an executable with each instruction set encountered by
2917 # the Solaris assembler. As our libraries contain their own
2918 # guards for processor-specific code, instead suppress
2919 # generation of the HWCAPS ELF section on Solaris x86 only.
2920 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2921 nm_default='nm -P -g'
7483e694
DB
2922 ;;
2923 netbsd)
a1e4b3f6 2924 disable symver
07a8eef6
MR
2925 oss_indev_extralibs="-lossaudio"
2926 oss_outdev_extralibs="-lossaudio"
7483e694 2927 ;;
d488c3bc 2928 openbsd|bitrig)
a1e4b3f6 2929 disable symver
7483e694 2930 SHFLAGS='-shared'
69dca3a4 2931 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 2932 SLIB_INSTALL_LINKS=
07a8eef6
MR
2933 oss_indev_extralibs="-lossaudio"
2934 oss_outdev_extralibs="-lossaudio"
7483e694 2935 ;;
a1e4b3f6 2936 dragonfly)
a1e4b3f6
MR
2937 disable symver
2938 ;;
2939 freebsd)
7483e694
DB
2940 ;;
2941 bsd/os)
355d81df 2942 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2943 ;;
2944 darwin)
301ab19d 2945 gas="gas-preprocessor.pl $cc"
e08b8239 2946 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2947 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2948 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2949 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2950 SLIBSUF=".dylib"
2951 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2952 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2953 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2954 objformat="macho"
1b0f6fb8 2955 enabled x86_64 && objformat="macho64"
8dfa86f7 2956 enabled_any pic shared ||
2704bd1a 2957 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2958 ;;
2959 mingw32*)
9d3f4f50 2960 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2961 disable network
2962 else
2963 target_os=mingw32
2964 fi
dcc01c06 2965 LIBTARGET=i386
1fc9fb8a 2966 if enabled x86_64; then
417516f6 2967 LIBTARGET="i386:x86-64"
336cc1b0 2968 elif enabled arm; then
15c5156d 2969 LIBTARGET=arm-wince
dcc01c06 2970 fi
fbd971a4 2971 shlibdir_default="$bindir_default"
7483e694
DB
2972 SLIBPREF=""
2973 SLIBSUF=".dll"
7483e694
DB
2974 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2975 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2976 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2977 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2978 SLIB_INSTALL_LINKS=
2979 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2980 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2981 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2982 objformat="win32"
ec10a9ab 2983 dlltool="${cross_prefix}dlltool"
a3222470 2984 ranlib=:
bc574408 2985 enable dos_paths
7483e694 2986 ;;
53e8cd68 2987 win32|win64)
d66c52c2
MS
2988 if enabled shared; then
2989 # Link to the import library instead of the normal static library
2990 # for shared libs.
2991 LD_LIB='%.lib'
2992 # Cannot build shared and static libraries at the same time with
2993 # MSVC.
2994 disable static
2995 fi
2996 shlibdir_default="$bindir_default"
2997 SLIBPREF=""
2998 SLIBSUF=".dll"
2999 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3000 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3001 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3002 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3003 SLIB_INSTALL_LINKS=
3004 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3005 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3006 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3007 objformat="win32"
3008 ranlib=:
3009 enable dos_paths
3010 ;;
7483e694 3011 cygwin*)
4f854758 3012 target_os=cygwin
fbd971a4 3013 shlibdir_default="$bindir_default"
7483e694
DB
3014 SLIBPREF="cyg"
3015 SLIBSUF=".dll"
3016 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3017 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3018 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3019 SLIB_INSTALL_LINKS=
3020 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3021 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3022 objformat="win32"
bc574408 3023 enable dos_paths
7483e694 3024 ;;
4f365f37 3025 *-dos|freedos|opendos)
4f365f37 3026 network_extralibs="-lsocket"
ff1c015d 3027 objformat="coff"
bc574408 3028 enable dos_paths
a7a187a1 3029 add_cppflags -U__STRICT_ANSI__
4f365f37 3030 ;;
7483e694 3031 linux)
7483e694
DB
3032 enable dv1394
3033 ;;
3034 irix*)
4f854758 3035 target_os=irix
7483e694
DB
3036 ranlib="echo ignoring ranlib"
3037 ;;
d22e8442 3038 os/2*)
d22e8442 3039 ln_s="cp -f"
9297f1ed 3040 objformat="aout"
e14574eb 3041 add_cppflags -D_GNU_SOURCE
355d81df 3042 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3043 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 3044 AVSERVERLDFLAGS=""
287d3b13 3045 LIBSUF="_s.a"
d22e8442
DY
3046 SLIBPREF=""
3047 SLIBSUF=".dll"
3048 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3049 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3050 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3051 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3052 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3053 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3054 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3055 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3056 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3057 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3058 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3059 enable dos_paths
d22e8442 3060 ;;
83993c1c 3061 gnu/kfreebsd)
3bd1eacd 3062 add_cppflags -D_BSD_SOURCE
83993c1c 3063 ;;
34e82167 3064 gnu)
34e82167 3065 ;;
d33ed7b3
MR
3066 qnx)
3067 add_cppflags -D_QNX_SOURCE
3068 network_extralibs="-lsocket"
3069 ;;
1c69c79f
MS
3070 symbian)
3071 SLIBSUF=".dll"
3072 enable dos_paths
e3bc07f4
MS
3073 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3074 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3075 add_ldflags -Wl,--target1-abs,--no-undefined \
3076 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3077 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3078 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3079 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3080 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3081 ;;
fdd66609
MR
3082 osf1)
3083 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3084 AVSERVERLDFLAGS=
3085 ;;
741a8b72
MR
3086 minix)
3087 ;;
4ebc6a74
MR
3088 plan9)
3089 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3090 -D_REENTRANT_SOURCE \
3091 -D_RESEARCH_SOURCE \
3092 -DFD_SETSIZE=96 \
3093 -DHAVE_SOCK_OPTS
3094 add_compat strtod.o strtod=avpriv_strtod
3095 network_extralibs='-lbsd'
3096 exeobjs=compat/plan9/main.o
3097 disable avserver
4ebc6a74
MR
3098 cp_f='cp'
3099 ;;
614d8911
MR
3100 none)
3101 ;;
7483e694 3102 *)
4f924f9a 3103 die "Unknown OS '$target_os'."
7483e694
DB
3104 ;;
3105esac
3106
b797f3c4
MR
3107# determine libc flavour
3108
197252f1 3109# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3110if check_cpp_condition features.h "defined __UCLIBC__"; then
3111 libc_type=uclibc
3bd1eacd 3112 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3113elif check_cpp_condition features.h "defined __GLIBC__"; then
3114 libc_type=glibc
3bd1eacd 3115 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3116# MinGW headers can be installed on Cygwin, so check for newlib first.
3117elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3118 libc_type=newlib
3119 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3120elif check_header _mingw.h; then
3121 libc_type=mingw
3122 check_cpp_condition _mingw.h \
3123 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3124 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3125 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3126 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3127elif check_func_headers stdlib.h _get_doserrno; then
3128 libc_type=msvcrt
84e65c76
MR
3129 add_compat strtod.o strtod=avpriv_strtod
3130 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3131 _snprintf=avpriv_snprintf \
3132 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3133elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3134 libc_type=klibc
3135fi
3136
3137test -n "$libc_type" && enable $libc_type
3138
5ab432fa
MR
3139# hacks for compiler/libc/os combinations
3140
3141if enabled_all tms470 glibc; then
b6f8d635 3142 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3143 add_cppflags -D__USER_LABEL_PREFIX__=
3144 add_cppflags -D__builtin_memset=memset
3145 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3146 add_cflags -pds=48 # incompatible redefinition of macro
3147fi
3148
457cc333
MR
3149if enabled_all ccc glibc; then
3150 add_ldflags -Wl,-z,now # calls to libots crash without this
3151fi
3152
6555acad
MR
3153esc(){
3154 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3155}
3156
3157echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3158
13cb2187
AS
3159check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3160
c9d19248 3161set_default $PATHS_LIST
2a8a860a 3162set_default nm
c9d19248 3163
320d060a 3164# we need to build at least one lib type
93b3c083 3165if ! enabled_any static shared; then
320d060a
DB
3166 cat <<EOF
3167At least one library type must be built.
3168Specify --enable-static to build the static libraries or --enable-shared to
3169build the shared libraries as well. To only build the shared libraries specify
3170--disable-static in addition to --enable-shared.
3171EOF
3172 exit 1;
3173fi
3174
2184c6f7 3175die_license_disabled() {
4c27207c 3176 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3177}
3178
e417d80d 3179die_license_disabled gpl libcdio
2184c6f7 3180die_license_disabled gpl libx264
de295976 3181die_license_disabled gpl libxavs
2184c6f7 3182die_license_disabled gpl libxvid
2184c6f7
DB
3183die_license_disabled gpl x11grab
3184
2f7ae63b 3185die_license_disabled nonfree libfaac
87246953 3186die_license_disabled nonfree libfdk_aac
a060866f 3187die_license_disabled nonfree openssl
b2e3c528 3188
0b175caa
DB
3189die_license_disabled version3 libopencore_amrnb
3190die_license_disabled version3 libopencore_amrwb
d89e738a 3191die_license_disabled version3 libvo_aacenc
f502ff3f 3192die_license_disabled version3 libvo_amrwbenc
0b175caa 3193
9cad0e4e 3194enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3195
40617a6d 3196disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3197
e276d9e8
MR
3198enable_pic() {
3199 enable pic
bce7b696
MR
3200 add_cppflags -DPIC
3201 add_cflags -fPIC
3202 add_asflags -fPIC
e276d9e8
MR
3203}
3204
3205enabled pic && enable_pic
bce7b696 3206
b4d96ba2
MR
3207check_cc <<EOF || die "Symbol mangling check failed."
3208int ff_extern;
3209EOF
2a8a860a 3210sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3211extern_prefix=${sym%%ff_extern*}
3212
afb5ed55 3213check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3214void foo(void) { __asm__ volatile ("" ::); }
3215EOF
61d251db 3216
df5e3978
MR
3217_restrict=
3218for restrict_keyword in restrict __restrict__ __restrict; do
3219 check_cc <<EOF && _restrict=$restrict_keyword && break
3220void foo(char * $restrict_keyword p);
3221EOF
3222done
3223
3224check_cc <<EOF && enable attribute_packed
3225struct { int x; } __attribute__((packed)) x;
3226EOF
3227
dffb41b9
MR
3228check_cc <<EOF && enable attribute_may_alias
3229union { int x; } __attribute__((may_alias)) x;
3230EOF
3231
df5e3978
MR
3232check_cc <<EOF || die "endian test failed"
3233unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3234EOF
48fc536a 3235od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3236
e939cedd
MR
3237if enabled alpha; then
3238
3239 check_cflags -mieee
3240
3241elif enabled arm; then
e45391bb 3242
66371c28 3243 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3244 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3245 nogas=die
50fa82e6 3246
44caaa56
MR
3247 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3248 enable vfp_args
3249 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3250 case "${cross_prefix:-$cc}" in
3251 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3252 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3253__asm__ (".eabi_attribute 28, 1");
3254int main(void) { return 0; }
3255EOF
44caaa56
MR
3256 esac
3257 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3258 fi
fa0912fe 3259
7f2b3dca
MR
3260 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3261 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3262 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3263 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3264 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3265 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3266
b57c1da8
MR
3267 [ $target_os = linux ] ||
3268 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3269 $ARCH_EXT_LIST_ARM
e45391bb 3270
575db883
DB
3271 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3272 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3273
e276d9e8
MR
3274 enabled_all armv6t2 shared !pic && enable_pic
3275
fa0912fe 3276elif enabled mips; then
e45391bb 3277
575db883 3278 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3279
5af530f5
MR
3280elif enabled parisc; then
3281
3282 if enabled gcc; then
3283 case $($cc -dumpversion) in
3284 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3285 esac
3286 fi
3287
fa0912fe 3288elif enabled ppc; then
e45391bb 3289
e6a0c354
MR
3290 enable local_aligned_8 local_aligned_16
3291
575db883
DB
3292 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3293 check_inline_asm ibm_asm '"add 0, 0, 0"'
3294 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3295 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3296
3297 # AltiVec flags: The FSF version of GCC differs from the Apple version
3298 if enabled altivec; then
301ab19d 3299 nogas=warn
fa0912fe
MR
3300 check_cflags -maltivec -mabi=altivec &&
3301 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3302 check_cflags -faltivec
3303
3304 # check if our compiler supports Motorola AltiVec C API
3305 check_cc <<EOF || disable altivec
3306$inc_altivec_h
3307int main(void) {
20bcce50
MR
3308 vector signed int v1 = (vector signed int) { 0 };
3309 vector signed int v2 = (vector signed int) { 1 };
3310 v1 = vec_add(v1, v2);
fa0912fe
MR
3311 return 0;
3312}
3313EOF
3314
20bcce50 3315 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3316 fi
e45391bb 3317
fa0912fe 3318elif enabled sparc; then
e45391bb 3319
6aa93689 3320 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3321
fa0912fe 3322elif enabled x86; then
e45391bb 3323
2a7ab2df
DB
3324 check_builtin rdtsc intrin.h "__rdtsc()"
3325 check_builtin mm_empty mmintrin.h "_mm_empty()"
f80ddd5b 3326
e6a0c354
MR
3327 enable local_aligned_8 local_aligned_16
3328
44965991
PI
3329 # check whether EBP is available on x86
3330 # As 'i' is stored on the stack, this program will crash
3331 # if the base pointer is used to access it because the
3332 # base pointer is cleared in the inline assembly code.
7dfef245 3333 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3334volatile int i=0;
3335__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3336return i;
44965991
PI
3337EOF
3338
f494213c 3339 # check whether EBX is available on x86
575db883
DB