libvpx: support vp9
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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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."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 103 --disable-all disable building components, libraries and programs
3b327a4b 104
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105Program options:
106 --disable-programs do not build command line programs
6291d7e4 107 --disable-avconv disable avconv build
266463da 108 --disable-avplay disable avplay build
9e12f0bf 109 --disable-avprobe disable avprobe build
4d58e4cb 110 --disable-avserver disable avserver build
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111
112Component options:
113 --disable-doc do not build documentation
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114 --disable-avdevice disable libavdevice build
115 --disable-avcodec disable libavcodec build
116 --disable-avformat disable libavformat build
d89f2fa9 117 --disable-avutil disable libavutil build
5a0f7131 118 --disable-swscale disable libswscale build
cccc039f 119 --disable-avfilter disable video filter support [no]
c8af852b 120 --disable-avresample disable libavresample build [no]
0dbfc1db 121 --disable-pthreads disable pthreads [auto]
7b7b220c 122 --disable-w32threads disable Win32 threads [auto]
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123 --enable-x11grab enable X11 grabbing [no]
124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
193cdd9a 126 --disable-lsp disable LSP code
2a91ada8 127 --disable-lzo disable LZO decoder code
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128 --disable-mdct disable MDCT code
129 --disable-rdft disable RDFT code
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130 --disable-fft disable FFT code
131 --enable-dxva2 enable DXVA2 code
dcb73592 132 --enable-vaapi enable VAAPI code
ac3dbb4d 133 --enable-vda enable VDA code
e8f6bd4b 134 --enable-vdpau enable VDPAU code
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135
136Individual component options:
bb55e3a3 137 --disable-everything disable all components listed below
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138 --disable-encoder=NAME disable encoder NAME
139 --enable-encoder=NAME enable encoder NAME
140 --disable-encoders disable all encoders
141 --disable-decoder=NAME disable decoder NAME
142 --enable-decoder=NAME enable decoder NAME
143 --disable-decoders disable all decoders
144 --disable-hwaccel=NAME disable hwaccel NAME
145 --enable-hwaccel=NAME enable hwaccel NAME
146 --disable-hwaccels disable all hwaccels
147 --disable-muxer=NAME disable muxer NAME
148 --enable-muxer=NAME enable muxer NAME
149 --disable-muxers disable all muxers
150 --disable-demuxer=NAME disable demuxer NAME
151 --enable-demuxer=NAME enable demuxer NAME
152 --disable-demuxers disable all demuxers
153 --enable-parser=NAME enable parser NAME
154 --disable-parser=NAME disable parser NAME
155 --disable-parsers disable all parsers
156 --enable-bsf=NAME enable bitstream filter NAME
157 --disable-bsf=NAME disable bitstream filter NAME
158 --disable-bsfs disable all bitstream filters
159 --enable-protocol=NAME enable protocol NAME
160 --disable-protocol=NAME disable protocol NAME
161 --disable-protocols disable all protocols
3b327a4b 162 --enable-indev=NAME enable input device NAME
06454877 163 --disable-indev=NAME disable input device NAME
06454877 164 --disable-indevs disable input devices
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165 --enable-outdev=NAME enable output device NAME
166 --disable-outdev=NAME disable output device NAME
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167 --disable-outdevs disable output devices
168 --disable-devices disable all devices
169 --enable-filter=NAME enable filter NAME
170 --disable-filter=NAME disable filter NAME
171 --disable-filters disable all filters
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172
173External library support:
174 --enable-avisynth enable reading of AVISynth script files [no]
175 --enable-bzlib enable bzlib [autodetect]
47941088 176 --enable-frei0r enable frei0r video filtering
bc8c1395 177 --enable-gnutls enable gnutls [no]
e417d80d 178 --enable-libcdio enable audio CD grabbing with libcdio
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179 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
180 and libraw1394 [no]
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181 --enable-libfaac enable AAC encoding via libfaac [no]
182 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 183 --enable-libfreetype enable libfreetype [no]
c547e5ff 184 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 185 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 186 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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187 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
188 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
189 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 190 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 191 --enable-libopus enable Opus decoding via libopus [no]
7c922411 192 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 193 --enable-librtmp enable RTMP[E] support via librtmp [no]
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194 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
195 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 196 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 197 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 198 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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199 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
200 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 201 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 202 --enable-libxavs enable AVS encoding via xavs [no]
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203 --enable-libxvid enable Xvid encoding via xvidcore,
204 native MPEG-4/Xvid encoder exists [no]
a060866f 205 --enable-openssl enable openssl [no]
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206 --enable-zlib enable zlib [autodetect]
207
208Advanced options (experts only):
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209 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
210 --enable-cross-compile assume a cross-compiler is used
211 --sysroot=PATH root of cross-build tree
212 --sysinclude=PATH location of cross-build system headers
213 --target-os=OS compiler targets OS [$target_os]
214 --target-exec=CMD command to run executables on target
215 --target-path=DIR path to view of build directory on target
aeeb782c 216 --toolchain=NAME set tool defaults according to NAME
06454877 217 --nm=NM use nm tool
121d78d0 218 --ar=AR use archive tool AR [$ar_default]
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219 --as=AS use assembler AS [$as_default]
220 --cc=CC use C compiler CC [$cc_default]
193cdd9a 221 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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222 --ld=LD use linker LD
223 --host-cc=HOSTCC use host C compiler HOSTCC
224 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
095792f2 225 --host-ld=HOSTLD use host linker HOSTLD
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226 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
227 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 228 --host-os=OS compiler host OS [$target_os]
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229 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
230 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
231 --extra-libs=ELIBS add ELIBS [$ELIBS]
232 --extra-version=STRING version string suffix []
193cdd9a 233 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 234 --build-suffix=SUFFIX library name suffix []
3b327a4b 235 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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236 --arch=ARCH select architecture [$arch]
237 --cpu=CPU select the minimum required CPU (affects
238 instruction selection, may crash on older CPUs)
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239 --enable-pic build position-independent code
240 --enable-sram allow use of on-chip SRAM
193cdd9a 241 --enable-thumb compile for Thumb instruction set
3b327a4b 242 --disable-symver disable symbol versioning
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243 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
244 --disable-safe-bitstream-reader
245 disable buffer boundary checking in bitreaders
246 (faster, but may crash)
247 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 248 --enable-lto use link-time optimization
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249
250Optimization options (experts only):
c8a4ae00 251 --disable-asm disable all assembler optimizations
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252 --disable-altivec disable AltiVec optimizations
253 --disable-amd3dnow disable 3DNow! optimizations
254 --disable-amd3dnowext disable 3DNow! extended optimizations
255 --disable-mmx disable MMX optimizations
239fdf1b 256 --disable-mmxext disable MMXEXT optimizations
06454877 257 --disable-sse disable SSE optimizations
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258 --disable-sse2 disable SSE2 optimizations
259 --disable-sse3 disable SSE3 optimizations
06454877 260 --disable-ssse3 disable SSSE3 optimizations
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261 --disable-sse4 disable SSE4 optimizations
262 --disable-sse42 disable SSE4.2 optimizations
87f1355f 263 --disable-avx disable AVX optimizations
79687079 264 --disable-fma4 disable FMA4 optimizations
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265 --disable-armv5te disable armv5te optimizations
266 --disable-armv6 disable armv6 optimizations
267 --disable-armv6t2 disable armv6t2 optimizations
b3267559 268 --disable-vfp disable VFP optimizations
5ea20630 269 --disable-neon disable NEON optimizations
06454877 270 --disable-vis disable VIS optimizations
afb5ed55 271 --disable-inline-asm disable use of inline assembler
06454877 272 --disable-yasm disable use of yasm assembler
06454877 273
070c5d0f 274Developer options (useful when working on Libav itself):
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275 --disable-debug disable debugging symbols
276 --enable-debug=LEVEL set the debug level [$debuglevel]
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277 --disable-optimizations disable compiler optimizations
278 --enable-extra-warnings enable more compiler warnings
52b3cc60 279 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 280 \$LIBAV_SAMPLES at make invocation time.
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281 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
282 should be used only for debugging purposes)
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283 --enable-random randomly enable/disable components
284 --disable-random
285 --enable-random=LIST randomly enable/disable specific components or
286 --disable-random=LIST component groups. LIST is a comma-separated list
287 of NAME[:PROB] entries where NAME is a component
288 (group) and PROB the probability associated with
289 NAME (default 0.5).
290 --random-seed=VALUE seed value for --enable/disable-random
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291
292NOTE: Object files are built at the place where configure is launched.
293EOF
60e8bc13 294 exit 0
74c53c2d 295}
cf9d24ad 296
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297quotes='""'
298
57bd82d4 299log(){
2270b4b2 300 echo "$@" >> $logfile
57bd82d4
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301}
302
720c69da 303log_file(){
c8e9f801 304 log BEGIN $1
2270b4b2 305 pr -n -t $1 >> $logfile
c8e9f801
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306 log END $1
307}
308
2ba042a7 309echolog(){
c8e9f801 310 log "$@"
57bd82d4 311 echo "$@"
2ba042a7
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312}
313
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314warn(){
315 log "WARNING: $*"
316 WARNINGS="${WARNINGS}WARNING: $*\n"
317}
318
2ba042a7
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319die(){
320 echolog "$@"
321 cat <<EOF
d326cf7f 322
2ba042a7 323If you think configure made a mistake, make sure you are using the latest
4a6a21f5 324version from Git. If the latest version fails, report the problem to the
070c5d0f 325libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 326EOF
e155a21a 327 if disabled logging; then
2ba042a7 328 cat <<EOF
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329Rerun configure with logging enabled (do not use --disable-logging), and
330include the log this produces with your report.
2ba042a7
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331EOF
332 else
f69f51b3 333 cat <<EOF
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334Include the log file "$logfile" produced by configure as this will help
335solving the problem.
2ba042a7
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336EOF
337 fi
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338 exit 1
339}
340
6c6007d6 341# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 342toupper(){
6c6007d6 343 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
344}
345
4a5444db 346tolower(){
6c6007d6 347 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
348}
349
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350c_escape(){
351 echo "$*" | sed 's/["\\]/\\\0/g'
352}
353
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354sh_quote(){
355 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 356 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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357 echo "$v"
358}
359
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360cleanws(){
361 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
362}
363
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364filter(){
365 pat=$1
366 shift
367 for v; do
98ef6079 368 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
369 done
370}
371
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372filter_out(){
373 pat=$1
374 shift
375 for v; do
376 eval "case $v in $pat) ;; *) echo $v ;; esac"
377 done
378}
379
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380map(){
381 m=$1
382 shift
e0e335a0 383 for v; do eval $m; done
36e2dea0
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384}
385
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386add_suffix(){
387 suffix=$1
388 shift
389 for v; do echo ${v}${suffix}; done
390}
391
a8d04fba
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392set_all(){
393 value=$1
394 shift
395 for var in $*; do
396 eval $var=$value
397 done
398}
399
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400set_weak(){
401 value=$1
402 shift
403 for var; do
404 eval : \${$var:=$value}
405 done
406}
407
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408set_safe(){
409 var=$1
410 shift
411 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
412}
413
414get_safe(){
415 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
416}
417
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418pushvar(){
419 for var in $*; do
420 eval level=\${${var}_level:=0}
421 eval ${var}_${level}="\$$var"
422 eval ${var}_level=$(($level+1))
423 done
424}
425
426popvar(){
427 for var in $*; do
428 eval level=\${${var}_level:-0}
429 test $level = 0 && continue
430 eval level=$(($level-1))
431 eval $var="\${${var}_${level}}"
432 eval ${var}_level=$level
433 eval unset ${var}_${level}
434 done
435}
436
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437enable(){
438 set_all yes $*
439}
440
441disable(){
442 set_all no $*
443}
444
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445enable_weak(){
446 set_weak yes $*
447}
448
449disable_weak(){
450 set_weak no $*
451}
452
72702705 453enable_safe(){
fd07f803
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454 for var; do
455 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
456 done
72702705
MR
457}
458
459disable_safe(){
fd07f803
MR
460 for var; do
461 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
462 done
72702705
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463}
464
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MR
465do_enable_deep(){
466 for var; do
467 enabled $var && continue
468 eval sel="\$${var}_select"
c510c7b5
MR
469 eval sgs="\$${var}_suggest"
470 pushvar var sgs
f9d328da 471 enable_deep $sel
c510c7b5
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472 popvar sgs
473 enable_deep_weak $sgs
f9d328da
MR
474 popvar var
475 done
476}
477
478enable_deep(){
479 do_enable_deep $*
480 enable $*
481}
482
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483enable_deep_weak(){
484 do_enable_deep $*
485 enable_weak $*
486}
487
57bd82d4 488enabled(){
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489 test "${1#!}" = "$1" && op== || op=!=
490 eval test "x\$${1#!}" $op "xyes"
44161118
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491}
492
37970ebf 493disabled(){
3250003c
MR
494 test "${1#!}" = "$1" && op== || op=!=
495 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
496}
497
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498enabled_all(){
499 for opt; do
500 enabled $opt || return 1
501 done
502}
503
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504disabled_all(){
505 for opt; do
506 disabled $opt || return 1
507 done
508}
509
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510enabled_any(){
511 for opt; do
512 enabled $opt && return 0
513 done
514}
515
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516disabled_any(){
517 for opt; do
518 disabled $opt && return 0
519 done
f7b230a7 520 return 1
85bca2c5
DB
521}
522
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523set_default(){
524 for opt; do
88268e94 525 eval : \${$opt:=\$${opt}_default}
c9d19248
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526 done
527}
528
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529is_in(){
530 value=$1
531 shift
532 for var in $*; do
533 [ $var = $value ] && return 0
534 done
535 return 1
536}
537
d4f8cecc 538do_check_deps(){
30fd06be 539 for cfg; do
3250003c 540 cfg="${cfg#!}"
799c9e9b
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541 enabled ${cfg}_checking && die "Circular dependency for $cfg."
542 disabled ${cfg}_checking && continue
543 enable ${cfg}_checking
d4f8cecc 544 append allopts $cfg
799c9e9b 545
30fd06be
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546 eval dep_all="\$${cfg}_deps"
547 eval dep_any="\$${cfg}_deps_any"
7ef3425f 548 eval dep_sel="\$${cfg}_select"
c510c7b5 549 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
550 eval dep_ifa="\$${cfg}_if"
551 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 552
3d7453e0 553 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 554 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 555 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 556
3d7453e0
MR
557 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
558 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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559 enabled_all $dep_all || disable $cfg
560 enabled_any $dep_any || disable $cfg
7ef3425f 561 disabled_any $dep_sel && disable $cfg
799c9e9b 562
4ec45764 563 if enabled $cfg; then
f9d328da 564 enable_deep $dep_sel
c510c7b5 565 enable_deep_weak $dep_sgs
4ec45764
RP
566 fi
567
799c9e9b 568 disable ${cfg}_checking
30fd06be
MR
569 done
570}
571
d4f8cecc
MR
572check_deps(){
573 unset allopts
574
575 do_check_deps "$@"
576
577 for cfg in $allopts; do
578 enabled $cfg || continue
579 eval dep_extralibs="\$${cfg}_extralibs"
580 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
581 done
582}
583
44161118
MR
584print_config(){
585 pfx=$1
72cfcf41
MR
586 files=$2
587 shift 2
f454e879
MR
588 map 'eval echo "$v \${$v:-no}"' "$@" |
589 awk "BEGIN { split(\"$files\", files) }
590 {
591 c = \"$pfx\" toupper(\$1);
592 v = \$2;
593 sub(/yes/, 1, v);
594 sub(/no/, 0, v);
595 for (f in files) {
596 file = files[f];
597 if (file ~ /\\.h\$/) {
598 printf(\"#define %s %d\\n\", c, v) >>file;
599 } else if (file ~ /\\.asm\$/) {
600 printf(\"%%define %s %d\\n\", c, v) >>file;
601 } else if (file ~ /\\.mak\$/) {
d16c4aeb 602 n = -v ? \"\" : \"!\";
f454e879
MR
603 printf(\"%s%s=yes\\n\", n, c) >>file;
604 }
605 }
606 }"
57bd82d4
MR
607}
608
31c0121d 609print_enabled(){
31c0121d
MR
610 suf=$1
611 shift
612 for v; do
9eda2a85 613 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
614 done
615}
616
57bd82d4
MR
617append(){
618 var=$1
619 shift
57bd82d4
MR
620 eval "$var=\"\$$var $*\""
621}
622
60361817
MR
623prepend(){
624 var=$1
625 shift
626 eval "$var=\"$* \$$var\""
627}
628
50a334e4 629add_cppflags(){
cd52ec95 630 append CPPFLAGS "$@"
50a334e4
MR
631}
632
57bd82d4 633add_cflags(){
01d31e16 634 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
635}
636
2f2e6c7c 637add_asflags(){
01d31e16 638 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
639}
640
57bd82d4 641add_ldflags(){
64933b6c 642 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
643}
644
645add_extralibs(){
64933b6c 646 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
647}
648
6c3fa06a
MR
649add_host_cflags(){
650 append host_cflags $($host_cflags_filter "$@")
651}
652
653add_host_ldflags(){
654 append host_ldflags $($host_ldflags_filter "$@")
655}
656
84e65c76
MR
657add_compat(){
658 append compat_objs $1
659 shift
660 map 'add_cppflags -D$v' "$@"
661}
662
b0cfb663 663check_cmd(){
b3cb5d51 664 log "$@"
2270b4b2 665 "$@" >> $logfile 2>&1
b0cfb663
MR
666}
667
b2704a65
MR
668cc_o(){
669 eval printf '%s\\n' $CC_O
670}
671
18031c49
MR
672cc_e(){
673 eval printf '%s\\n' $CC_E
674}
675
dcd479c0 676check_cc(){
57bd82d4 677 log check_cc "$@"
2270b4b2 678 cat > $TMPC
720c69da 679 log_file $TMPC
23565c26 680 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
681}
682
683check_cpp(){
684 log check_cpp "$@"
2270b4b2 685 cat > $TMPC
720c69da 686 log_file $TMPC
18031c49 687 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
688}
689
df0d6341
MR
690as_o(){
691 eval printf '%s\\n' $AS_O
692}
693
f65883c8
MR
694check_as(){
695 log check_as "$@"
7fd90119
MR
696 cat > $TMPS
697 log_file $TMPS
698 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
699}
700
575db883
DB
701check_inline_asm(){
702 log check_inline_asm "$@"
940f335a 703 name="$1"
3784e82e 704 code="$2"
940f335a 705 shift 2
49214f61 706 disable $name
7fd90119 707 check_cc "$@" <<EOF && enable $name
3784e82e 708void foo(void){ __asm__ volatile($code); }
940f335a
MR
709EOF
710}
711
c6ebc9fa
MR
712check_insn(){
713 log check_insn "$@"
714 check_inline_asm ${1}_inline "\"$2\""
715 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
716}
717
304d586d
LM
718check_yasm(){
719 log check_yasm "$@"
720 echo "$1" > $TMPS
721 log_file $TMPS
722 shift 1
723 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
724}
725
29b64b68
MR
726ld_o(){
727 eval printf '%s\\n' $LD_O
728}
729
dcd479c0 730check_ld(){
57bd82d4 731 log check_ld "$@"
66a1ccd7
MR
732 flags=$(filter_out '-l*' "$@")
733 libs=$(filter '-l*' "$@")
01d31e16 734 check_cc $($cflags_filter $flags) || return
64933b6c
MR
735 flags=$($ldflags_filter $flags)
736 libs=$($ldflags_filter $libs)
29b64b68 737 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
738}
739
5adc829e
MR
740check_code(){
741 log check_code "$@"
742 check=$1
743 headers=$2
744 code=$3
745 shift 3
746 {
747 for hdr in $headers; do
748 echo "#include <$hdr>"
749 done
750 echo "int main(void) { $code; return 0; }"
751 } | check_$check "$@"
752}
753
50a334e4
MR
754check_cppflags(){
755 log check_cppflags "$@"
caf458dd 756 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
757int x;
758EOF
759}
760
dcd479c0 761check_cflags(){
57bd82d4 762 log check_cflags "$@"
01d31e16 763 set -- $($cflags_filter "$@")
caf458dd 764 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
765int x;
766EOF
767}
768
2ed46eea
MR
769test_ldflags(){
770 log test_ldflags "$@"
771 check_ld "$@" <<EOF
c23a0ac8 772int main(void){ return 0; }
dcd479c0
MR
773EOF
774}
775
2ed46eea
MR
776check_ldflags(){
777 log check_ldflags "$@"
778 test_ldflags "$@" && add_ldflags "$@"
779}
780
dcd479c0 781check_header(){
57bd82d4 782 log check_header "$@"
dcd479c0
MR
783 header=$1
784 shift
b77df637
MR
785 disable_safe $header
786 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
787#include <$header>
788int x;
789EOF
790}
791
792check_func(){
57bd82d4 793 log check_func "$@"
dcd479c0
MR
794 func=$1
795 shift
d8bc5f06
MR
796 disable $func
797 check_ld "$@" <<EOF && enable $func
dcd479c0 798extern int $func();
c23a0ac8 799int main(void){ $func(); }
dcd479c0
MR
800EOF
801}
802
645d2652 803check_mathfunc(){
6b73c0ae 804 log check_mathfunc "$@"
645d2652 805 func=$1
1aa07aa2
MR
806 narg=$2
807 shift 2
808 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
809 disable $func
810 check_ld "$@" <<EOF && enable $func
811#include <math.h>
1aa07aa2 812float foo(float f, float g) { return $func($args); }
33bd38db 813int main(void){ return 0; }
645d2652
MR
814EOF
815}
816
2446d3d6
DB
817check_func_headers(){
818 log check_func_headers "$@"
f8d7b072 819 headers=$1
edaf1ae2 820 funcs=$2
f8d7b072 821 shift 2
edaf1ae2
MR
822 {
823 for hdr in $headers; do
824 echo "#include <$hdr>"
825 done
826 for func in $funcs; do
827 echo "long check_$func(void) { return (long) $func; }"
828 done
829 echo "int main(void) { return 0; }"
830 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
831}
832
a5344cf7
SS
833check_cpp_condition(){
834 log check_cpp_condition "$@"
835 header=$1
836 condition=$2
f855b7b9 837 shift 2
cd52ec95 838 check_cpp "$@" <<EOF
a5344cf7
SS
839#include <$header>
840#if !($condition)
841#error "unsatisfied condition: $condition"
842#endif
843EOF
844}
845
57bd82d4
MR
846check_lib(){
847 log check_lib "$@"
848 header="$1"
849 func="$2"
850 shift 2
84400e9d 851 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
852}
853
f8d7b072
MR
854check_lib2(){
855 log check_lib2 "$@"
856 headers="$1"
edaf1ae2 857 funcs="$2"
f8d7b072 858 shift 2
edaf1ae2 859 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
860}
861
3f8040db
MR
862check_pkg_config(){
863 log check_pkg_config "$@"
864 pkg="$1"
865 headers="$2"
866 funcs="$3"
867 shift 3
868 $pkg_config --exists $pkg || return
869 pkg_cflags=$($pkg_config --cflags $pkg)
870 pkg_libs=$($pkg_config --libs $pkg)
871 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
872 set_safe ${pkg}_cflags $pkg_cflags &&
873 set_safe ${pkg}_libs $pkg_libs
874}
875
dcd479c0 876check_exec(){
2270b4b2 877 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
878}
879
7dfef245 880check_exec_crash(){
5e622c40 881 code=$(cat)
7dfef245
MR
882
883 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
884 # are safe but may not be available everywhere. Thus we use
885 # raise(SIGTERM) instead. The check is run in a subshell so we
886 # can redirect the "Terminated" message from the shell. SIGBUS
887 # is not defined by standard C so it is used conditionally.
888
2270b4b2 889 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
890#include <signal.h>
891static void sighandler(int sig){
892 raise(SIGTERM);
893}
692dd8ed
MR
894int foo(void){
895 $code
896}
e5af4a11 897int main(void){
7dfef245
MR
898 signal(SIGILL, sighandler);
899 signal(SIGFPE, sighandler);
900 signal(SIGSEGV, sighandler);
901#ifdef SIGBUS
902 signal(SIGBUS, sighandler);
903#endif
692dd8ed 904 foo();
7dfef245
MR
905}
906EOF
907}
908
72be9e73
DY
909check_type(){
910 log check_type "$@"
911 headers=$1
912 type=$2
913 shift 2
ae550ce9 914 disable_safe "$type"
5adc829e 915 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
916}
917
14d36751
MR
918check_struct(){
919 log check_type "$@"
920 headers=$1
921 struct=$2
922 member=$3
923 shift 3
924 disable_safe "${struct}_${member}"
5adc829e
MR
925 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
926 enable_safe "${struct}_${member}"
14d36751
MR
927}
928
57bd82d4
MR
929require(){
930 name="$1"
931 header="$2"
932 func="$3"
933 shift 3
934 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
935}
936
f8d7b072
MR
937require2(){
938 name="$1"
939 headers="$2"
940 func="$3"
941 shift 3
942 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
943}
944
3f8040db
MR
945require_pkg_config(){
946 pkg="$1"
947 check_pkg_config "$@" || die "ERROR: $pkg not found"
948 add_cflags $(get_safe ${pkg}_cflags)
949 add_extralibs $(get_safe ${pkg}_libs)
950}
951
ae43c4c0
MR
952hostcc_o(){
953 eval printf '%s\\n' $HOSTCC_O
954}
955
f0125de9
MR
956check_host_cc(){
957 log check_host_cc "$@"
958 cat > $TMPC
959 log_file $TMPC
ae43c4c0 960 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
961}
962
963check_host_cflags(){
964 log check_host_cflags "$@"
6c3fa06a 965 set -- $($host_cflags_filter "$@")
f0125de9
MR
966 check_host_cc "$@" <<EOF && append host_cflags "$@"
967int x;
968EOF
969}
970
c505dd31
MR
971apply(){
972 file=$1
973 shift
974 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
975}
976
c34681df 977cp_if_changed(){
5e27ec28
MR
978 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
979 mkdir -p "$(dirname $2)"
4ebc6a74 980 $cp_f "$1" "$2"
c34681df
MR
981}
982
dcd61286
DB
983# CONFIG_LIST contains configurable options, while HAVE_LIST is for
984# system-dependent things.
985
4a0d6686
AJ
986COMPONENT_LIST="
987 bsfs
988 decoders
989 demuxers
990 encoders
3cde40aa 991 filters
5666fd73 992 hwaccels
c552605c 993 indevs
4a0d6686 994 muxers
c552605c 995 outdevs
4a0d6686
AJ
996 parsers
997 protocols
998"
999
d89f2fa9
DB
1000LIBRARY_LIST="
1001 avcodec
1002 avdevice
1003 avfilter
1004 avformat
1005 avresample
1006 avutil
1007 swscale
1008"
1009
055c61b8
DB
1010PROGRAM_LIST="
1011 avconv
1012 avplay
1013 avprobe
1014 avserver
055c61b8
DB
1015"
1016
4a0d6686
AJ
1017CONFIG_LIST="
1018 $COMPONENT_LIST
d89f2fa9 1019 $LIBRARY_LIST
055c61b8 1020 $PROGRAM_LIST
c88f5d72 1021 avisynth
f402916e 1022 bzlib
7f3f5f46 1023 dct
c73f65d9 1024 doc
92c6a099 1025 dxva2
1848f7d9 1026 fft
47941088 1027 frei0r
bc8c1395 1028 gnutls
c88f5d72 1029 gpl
d8d0d0b2 1030 gray
3abe5fbd 1031 hardcoded_tables
e417d80d 1032 libcdio
f7b8bffe 1033 libdc1394
2eed5a46 1034 libfaac
37eeb5e2 1035 libfdk_aac
a5b64584 1036 libfreetype
c88f5d72 1037 libgsm
3641b048 1038 libilbc
6ebe07fb 1039 libmp3lame
0b175caa
DB
1040 libopencore_amrnb
1041 libopencore_amrwb
6ebf0bfc 1042 libopencv
9a77d59a 1043 libopenjpeg
44617d6e 1044 libopus
0de9c41f 1045 libpulse
0f943ce6 1046 librtmp
f7cd9eed 1047 libschroedinger
ae14f311 1048 libspeex
150d2772 1049 libtheora
d89e738a 1050 libvo_aacenc
f502ff3f 1051 libvo_amrwbenc
c88f5d72 1052 libvorbis
8299a7f8 1053 libvpx
1cc60c47 1054 libx264
de295976 1055 libxavs
1cc60c47 1056 libxvid
b781cc12 1057 lsp
2a91ada8 1058 lzo
47a158cb 1059 mdct
c88f5d72 1060 memalign_hack
c88f5d72 1061 network
3fe142e2 1062 nonfree
a060866f 1063 openssl
8a3c8627 1064 pic
68602540 1065 rdft
e90f5b5a 1066 runtime_cpudetect
8cfbbd92 1067 safe_bitstream_reader
2e35e684 1068 shared
bd2216e4 1069 small
6b35d421 1070 sram
2e35e684 1071 static
a9ddb5b1 1072 swscale_alpha
8986fddc 1073 thumb
17492d5e 1074 vaapi
ac3dbb4d 1075 vda
17492d5e 1076 vdpau
9cad0e4e 1077 version3
7e4d9d5d 1078 xmm_clobber_test
56a059ac 1079 x11grab
c88f5d72 1080 zlib
4a0d6686 1081"
c88f5d72 1082
8eee7025 1083THREADS_LIST='
8eee7025
DB
1084 pthreads
1085 w32threads
1086'
1087
3f5b56e5 1088ARCH_LIST='
5873b623 1089 aarch64
3f5b56e5 1090 alpha
a2fc0f6a 1091 arm
fdcd782d
MR
1092 avr32
1093 avr32_ap
1094 avr32_uc
3f5b56e5
MR
1095 bfin
1096 ia64
1097 m68k
1098 mips
bae3abb0 1099 mips64
3f5b56e5 1100 parisc
79cb09b2 1101 ppc
34d11b87 1102 ppc64
3f5b56e5
MR
1103 s390
1104 sh4
1105 sparc
1106 sparc64
c75848cd
DB
1107 tilegx
1108 tilepro
0844bae1 1109 tomi
3f5b56e5
MR
1110 x86
1111 x86_32
1112 x86_64
1113'
1114
81dfa21e
MR
1115ARCH_EXT_LIST_ARM='
1116 armv5te
1117 armv6
1118 armv6t2
81dfa21e 1119 neon
b3267559 1120 vfp
81dfa21e
MR
1121 vfpv3
1122'
1123
50cd43f2 1124ARCH_EXT_LIST_X86='
3bf96eec 1125 amd3dnow
a1ef9f08 1126 amd3dnowext
50cd43f2
DB
1127 avx
1128 fma4
1129 mmx
1130 mmxext
1131 sse
1132 sse2
1133 sse3
1134 sse4
1135 sse42
1136 ssse3
1137'
1138
1139ARCH_EXT_LIST="
81dfa21e 1140 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1141 $ARCH_EXT_LIST_X86
1142 altivec
799fde37 1143 ppc4xx
bd9d34a0 1144 vis
50cd43f2 1145"
3f5b56e5 1146
fd712a55
DB
1147HAVE_LIST_CMDLINE='
1148 inline_asm
1149 symver
1150 yasm
1151'
1152
a3e02a8c
MR
1153HAVE_LIST_PUB='
1154 bigendian
d268eee9 1155 fast_unaligned
a3e02a8c
MR
1156'
1157
79042ab3 1158MATH_FUNCS="
fab0a8b2
MR
1159 atanf
1160 atan2f
79042ab3 1161 cbrtf
fab0a8b2 1162 cosf
79042ab3
DB
1163 exp2
1164 exp2f
fab0a8b2 1165 expf
79042ab3
DB
1166 isinf
1167 isnan
fab0a8b2 1168 ldexpf
79042ab3
DB
1169 llrint
1170 llrintf
1171 log2
1172 log2f
fab0a8b2 1173 log10f
79042ab3
DB
1174 lrint
1175 lrintf
fab0a8b2 1176 powf
79042ab3
DB
1177 rint
1178 round
1179 roundf
fab0a8b2 1180 sinf
79042ab3
DB
1181 trunc
1182 truncf
1183"
1184
3f5b56e5
MR
1185HAVE_LIST="
1186 $ARCH_EXT_LIST
43b73d59
DB
1187 $(add_suffix _external $ARCH_EXT_LIST)
1188 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1189 $HAVE_LIST_CMDLINE
a3e02a8c 1190 $HAVE_LIST_PUB
3f5b56e5 1191 $THREADS_LIST
79042ab3 1192 $MATH_FUNCS
be1a839c 1193 aligned_malloc
59782b82 1194 aligned_stack
35fd8122 1195 alsa_asoundlib_h
3f5b56e5 1196 altivec_h
c9fdab0d 1197 arpa_inet_h
ec9d2c15 1198 asm_mod_q
6308729e 1199 asm_mod_y
dffb41b9 1200 attribute_may_alias
e7ea5e3d 1201 attribute_packed
ecf97f22 1202 closesocket
1ac9331a 1203 cmov
15caccb9 1204 CommandLineToArgvW
180d43bc 1205 cpunop
1093383d 1206 CryptGenRandom
c88f5d72 1207 dcbzl
f8aa696f
DB
1208 dev_bktr_ioctl_bt848_h
1209 dev_bktr_ioctl_meteor_h
1210 dev_ic_bt8xx_h
f8aa696f 1211 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1212 dev_video_meteor_ioctl_meteor_h
ca6b544a 1213 direct_h
18b67ae5 1214 dlfcn_h
c88f5d72 1215 dlopen
bc574408 1216 dos_paths
fa845061 1217 dxva_h
245626d0
DB
1218 ebp_available
1219 ebx_available
c2a29455 1220 fast_64bit
669b5583 1221 fast_clz
7073e9fc 1222 fast_cmov
534a2231 1223 fcntl
9d99cc5a 1224 fork
84882df6 1225 getaddrinfo
da9e86f8 1226 gethrtime
667fb97a 1227 getopt
02e8f427 1228 GetProcessAffinityMask
fc5607f8 1229 GetProcessMemoryInfo
4e68cb8a 1230 GetProcessTimes
61183b5a 1231 GetSystemTimeAsFileTime
66be5b45 1232 getrusage
c3e73100 1233 getservbyport
61183b5a 1234 gettimeofday
a49d3025 1235 gnu_as
2f0c136e 1236 ibm_asm
2e1913b1 1237 inet_aton
3b1ab197 1238 io_h
abfc8d05 1239 isatty
8772997d 1240 jack_port_get_latency_range
9f5ff83f 1241 ldbrx
0b4a1821
AS
1242 libdc1394_1
1243 libdc1394_2
d96cd429
MR
1244 local_aligned_16
1245 local_aligned_8
a5b64584 1246 localtime_r
85dd97ad 1247 loongson
f8aa696f
DB
1248 machine_ioctl_bt848_h
1249 machine_ioctl_meteor_h
c88f5d72 1250 malloc_h
73f6d31e 1251 MapViewOfFile
c88f5d72 1252 memalign
6ffa87d3 1253 mkstemp
f80ddd5b 1254 mm_empty
0328b9ea 1255 mmap
e98b02de 1256 mprotect
4fa661a8 1257 msvcrt
d3d3a32c 1258 nanosleep
3e0b1c9a 1259 poll_h
1f91cdce 1260 posix_memalign
07b28702 1261 rdtsc
ea4d5f48 1262 sched_getaffinity
c88f5d72
MR
1263 sdl
1264 sdl_video_size
7e6a11bc 1265 SetConsoleTextAttribute
b507ebd1 1266 setmode
3e0b1c9a 1267 setrlimit
d3d3a32c 1268 Sleep
15d59d2c 1269 sndio_h
72be9e73 1270 socklen_t
deb29777 1271 soundcard_h
87958234 1272 strerror_r
6379900c 1273 strptime
47941088 1274 strtok_r
c0018613 1275 struct_addrinfo
75d339e0
MS
1276 struct_group_source_req
1277 struct_ip_mreq_source
b4d68544 1278 struct_ipv6_mreq
cdee08e3 1279 struct_pollfd
3e0b1c9a 1280 struct_rusage_ru_maxrss
b4d68544 1281 struct_sockaddr_in6
3b2372bf 1282 struct_sockaddr_sa_len
33a4dbdd 1283 struct_sockaddr_storage
a6a4793d 1284 struct_v4l2_frmivalenum_discrete
b462d132 1285 symver_asm_label
3e0b1c9a 1286 symver_gnu_asm
bcc73960 1287 sysconf
b9e22269 1288 sysctl
b58412f1 1289 sys_mman_h
06bb5905 1290 sys_param_h
b091aa44 1291 sys_resource_h
81644c2e 1292 sys_select_h
deb29777 1293 sys_soundcard_h
e64bceea 1294 sys_time_h
1b6e8b73 1295 sys_videoio_h
b265431e 1296 threads
542920b7 1297 unistd_h
d3d3a32c 1298 usleep
ce742de2 1299 vfp_args
7c5bfe7a 1300 VirtualAlloc
d3d3a32c 1301 windows_h
6ff3f3e7 1302 winsock2_h
cc078b5d 1303 xform_asm
6f74fb03 1304 xmm_clobbers
0cb78cef 1305"
44161118 1306
511cf612 1307# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1308CONFIG_EXTRA="
87849592 1309 aandcttables
bfe9f48a 1310 ac3dsp
c292f6a2 1311 error_resilience
bfe9f48a 1312 gcrypt
478fd534 1313 golomb
9cad0e4e 1314 gplv3
478fd534
DB
1315 h264chroma
1316 h264dsp
1317 h264pred
915a2a0a 1318 h264qpel
478fd534 1319 huffman
9cad0e4e 1320 lgplv3
478fd534 1321 lpc
1e164c0b 1322 mpegaudio
bfe9f48a 1323 mpegaudiodsp
18bbca1f 1324 mpegvideo
ad08dfd5 1325 mpegvideoenc
bfe9f48a 1326 nettle
f704a079 1327 rangecoder
bfe9f48a 1328 rtpdec
5ad2f0bf 1329 rtpenc_chain
bfe9f48a 1330 sinewin
8c53d39e 1331 videodsp
ab9f9876 1332 vp3dsp
b6bb00b0
MR
1333"
1334
520cc7f1 1335CMDLINE_SELECT="
3f5b56e5 1336 $ARCH_EXT_LIST
520cc7f1 1337 $CONFIG_LIST
fd712a55 1338 $HAVE_LIST_CMDLINE
8eee7025 1339 $THREADS_LIST
c8a4ae00 1340 asm
db6107b6 1341 cross_compile
520cc7f1
MR
1342 debug
1343 extra_warnings
8c6afa4d 1344 logging
65d12900 1345 lto
d2bbb2f7 1346 optimizations
520cc7f1 1347"
426be5dc
DB
1348
1349PATHS_LIST='
d156bede 1350 bindir
14a8acf1 1351 datadir
26759c44
MR
1352 incdir
1353 libdir
26759c44
MR
1354 mandir
1355 prefix
1356 shlibdir
426be5dc
DB
1357'
1358
1359CMDLINE_SET="
1360 $PATHS_LIST
121d78d0 1361 ar
426be5dc 1362 arch
313c46a6 1363 as
426be5dc
DB
1364 build_suffix
1365 cc
1366 cpu
1367 cross_prefix
50567afa 1368 dep_cc
ac63af34 1369 extra_version
9da6609f
MR
1370 host_cc
1371 host_cflags
095792f2 1372 host_ld
9da6609f
MR
1373 host_ldflags
1374 host_libs
82bb3329 1375 host_os
684b28e0 1376 ld
426be5dc 1377 logfile
4ae40685 1378 malloc_prefix
89641463 1379 nm
9cd7b854 1380 optflags
3f8040db 1381 pkg_config
154caa67 1382 random_seed
2fad0977 1383 samples
c5200f17
MR
1384 sysinclude
1385 sysroot
a7ada2ba 1386 target_exec
26759c44 1387 target_os
a7ada2ba 1388 target_path
aeeb782c 1389 toolchain
426be5dc 1390"
520cc7f1 1391
89f2932b
MR
1392CMDLINE_APPEND="
1393 extra_cflags
1394"
1395
912f3148
DB
1396# code dependency declarations
1397
9eeed841 1398# architecture extensions
808fa33c 1399
a2fc0f6a
MR
1400armv5te_deps="arm"
1401armv6_deps="arm"
ab5cb084 1402armv6t2_deps="arm"
808fa33c 1403neon_deps="arm"
b3267559
MR
1404vfp_deps="arm"
1405vfpv3_deps="vfp"
808fa33c 1406
637606de
MR
1407map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1408
808fa33c
MR
1409altivec_deps="ppc"
1410ppc4xx_deps="ppc"
1411
1412vis_deps="sparc"
1413
7f8c3d1f 1414x86_64_suggest="cmov fast_cmov"
50cd43f2 1415
808fa33c
MR
1416amd3dnow_deps="mmx"
1417amd3dnowext_deps="amd3dnow"
9eeed841 1418mmx_deps="x86"
239fdf1b 1419mmxext_deps="mmx"
50cd43f2
DB
1420sse_deps="mmxext"
1421sse2_deps="sse"
1422sse3_deps="sse2"
1423ssse3_deps="sse3"
1424sse4_deps="ssse3"
1425sse42_deps="sse4"
1426avx_deps="sse42"
79687079 1427fma4_deps="avx"
9eeed841 1428
43b73d59
DB
1429mmx_external_deps="yasm"
1430mmx_inline_deps="inline_asm"
1431mmx_suggest="mmx_external mmx_inline"
1432
1433for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1434 eval dep=\$${ext}_deps
1435 eval ${ext}_external_deps='"${dep}_external"'
1436 eval ${ext}_inline_deps='"${dep}_inline"'
1437 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1438done
1439
59782b82 1440aligned_stack_if_any="ppc x86"
e939cedd 1441fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1442fast_clz_if_any="alpha avr32 mips ppc x86"
1443fast_unaligned_if_any="ppc x86"
669b5583 1444
6fec122a 1445inline_asm_deps="!tms470"
3e0b1c9a 1446need_memalign="altivec neon sse"
89e053f8 1447
b462d132
MR
1448symver_if_any="symver_asm_label symver_gnu_asm"
1449
88a35699
MS
1450log2_deps="!msvcrt"
1451
26fbcc85 1452# subsystems
dc609252 1453dct_select="rdft"
26fbcc85
MR
1454mdct_select="fft"
1455rdft_select="fft"
1e164c0b 1456mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1457mpegaudiodsp_select="dct"
ed40b6bf 1458mpegvideo_select="videodsp"
ad08dfd5 1459mpegvideoenc_select="mpegvideo"
26fbcc85 1460
ed40b6bf 1461# decoders / encoders
cfc2a0cf 1462aac_decoder_select="mdct sinewin"
4538729a 1463aac_encoder_select="mdct sinewin"
136e19e1 1464aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1465ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1466ac3_encoder_select="mdct ac3dsp"
3d269059 1467ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1468alac_encoder_select="lpc"
b781cc12 1469amrnb_decoder_select="lsp"
2b2a597e 1470amrwb_decoder_select="lsp"
4538729a 1471atrac1_decoder_select="mdct sinewin"
26fbcc85 1472atrac3_decoder_select="mdct"
a33657ce
DB
1473binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1474binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1475cavs_decoder_select="golomb mpegvideo"
9b500b8f 1476comfortnoise_encoder_select="lpc"
4538729a 1477cook_decoder_select="mdct sinewin"
2a91ada8 1478cscd_decoder_select="lzo"
2eef7c62 1479cscd_decoder_suggest="zlib"
26fbcc85 1480dca_decoder_select="mdct"
ad08dfd5 1481dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1482dxa_decoder_select="zlib"
baf91bb9 1483eac3_decoder_select="ac3_decoder"
4264a0dd 1484eac3_encoder_select="ac3_encoder"
69804535 1485eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1486eatgq_decoder_select="aandcttables"
c292f6a2 1487eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1488ffv1_decoder_select="golomb rangecoder"
1489ffv1_encoder_select="rangecoder"
5a582bd3 1490ffvhuff_encoder_select="huffman"
4f034993 1491flac_decoder_select="golomb"
f4d608e3 1492flac_encoder_select="golomb lpc"
2eef7c62
AJ
1493flashsv_decoder_select="zlib"
1494flashsv_encoder_select="zlib"
c2d23309 1495flashsv2_decoder_select="zlib"
4414137e 1496flv_decoder_select="h263_decoder"
4d4b4bd1 1497flv_encoder_select="h263_encoder"
3447f12d 1498fraps_decoder_select="huffman"
c292f6a2 1499h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1500h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1501h263_decoder_select="error_resilience h263_parser mpegvideo"
1502h263_encoder_select="aandcttables error_resilience mpegvideoenc"
4414137e 1503h263i_decoder_select="h263_decoder"
fe629c2d 1504h263p_encoder_select="h263_encoder"
c292f6a2 1505h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
5a582bd3 1506huffyuv_encoder_select="huffman"
19be0f3c 1507iac_decoder_select="fft mdct sinewin"
56c8227d 1508imc_decoder_select="fft mdct sinewin"
4f034993
MR
1509jpegls_decoder_select="golomb"
1510jpegls_encoder_select="golomb"
ad08dfd5 1511ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1512loco_decoder_select="golomb"
c292f6a2 1513mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1514mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1515mlp_decoder_select="mlp_parser"
1e164c0b
DB
1516mp1_decoder_select="mpegaudio"
1517mp1float_decoder_select="mpegaudio"
1518mp2_decoder_select="mpegaudio"
1519mp2float_decoder_select="mpegaudio"
1520mp3_decoder_select="mpegaudio"
1521mp3adu_decoder_select="mpegaudio"
1522mp3adufloat_decoder_select="mpegaudio"
1523mp3float_decoder_select="mpegaudio"
1524mp3on4_decoder_select="mpegaudio"
1525mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1526mpc7_decoder_select="mpegaudiodsp"
1527mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1528mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1529mpeg_xvmc_decoder_select="mpegvideo_decoder"
c292f6a2
DB
1530mpeg1video_decoder_select="error_resilience mpegvideo"
1531mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
c292f6a2
DB
1532mpeg2video_decoder_select="error_resilience mpegvideo"
1533mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1534mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1535mpeg4_encoder_select="h263_encoder"
4414137e 1536msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1537msmpeg4v1_encoder_select="h263_encoder"
4414137e 1538msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1539msmpeg4v2_encoder_select="h263_encoder"
4414137e 1540msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1541msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1542mss2_decoder_select="vc1_decoder"
4538729a
MR
1543nellymoser_decoder_select="mdct sinewin"
1544nellymoser_encoder_select="mdct sinewin"
2a91ada8 1545nuv_decoder_select="lzo"
2eef7c62
AJ
1546png_decoder_select="zlib"
1547png_encoder_select="zlib"
b781cc12 1548qcelp_decoder_select="lsp"
c4f5c2d6 1549qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1550ra_144_encoder_select="lpc"
9f43fdda 1551ralf_decoder_select="golomb"
a8beb22f 1552rv10_decoder_select="h263_decoder"
b2bf38b4 1553rv10_encoder_select="h263_encoder"
a8beb22f 1554rv20_decoder_select="h263_decoder"
b2bf38b4 1555rv20_encoder_select="h263_encoder"
c292f6a2
DB
1556rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1557rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1558shorten_decoder_select="golomb"
b781cc12 1559sipr_decoder_select="lsp"
c292f6a2
DB
1560svq1_decoder_select="error_resilience mpegvideo"
1561svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1562svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1563svq3_decoder_suggest="zlib"
4eef77c1 1564theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1565tiff_decoder_suggest="zlib"
1566tiff_encoder_suggest="zlib"
aec09a00 1567truehd_decoder_select="mlp_decoder"
2eef7c62 1568tscc_decoder_select="zlib"
4538729a 1569twinvq_decoder_select="mdct lsp sinewin"
aa661113 1570utvideo_encoder_select="huffman"
915a2a0a 1571vc1_decoder_select="h263_decoder h264chroma h264qpel"
45ecda85 1572vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1573vorbis_decoder_select="mdct"
1574vorbis_encoder_select="mdct"
8c53d39e
RB
1575vp3_decoder_select="vp3dsp videodsp"
1576vp5_decoder_select="vp3dsp videodsp"
1577vp6_decoder_select="huffman vp3dsp videodsp"
e82dc4c9
DB
1578vp6a_decoder_select="vp6_decoder"
1579vp6f_decoder_select="vp6_decoder"
8c53d39e 1580vp8_decoder_select="h264pred videodsp"
4538729a
MR
1581wmapro_decoder_select="mdct sinewin"
1582wmav1_decoder_select="mdct sinewin"
1583wmav1_encoder_select="mdct sinewin"
1584wmav2_decoder_select="mdct sinewin"
1585wmav2_encoder_select="mdct sinewin"
1586wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1587wmv1_decoder_select="h263_decoder"
665507aa 1588wmv1_encoder_select="h263_encoder"
f95bfab0 1589wmv2_decoder_select="h263_decoder"
1746e2a9 1590wmv2_encoder_select="h263_encoder"
015f8ee0 1591wmv3_decoder_select="vc1_decoder"
45ecda85 1592wmv3image_decoder_select="wmv3_decoder"
0e714f88 1593zerocodec_decoder_select="zlib"
2eef7c62
AJ
1594zlib_decoder_select="zlib"
1595zlib_encoder_select="zlib"
1596zmbv_decoder_select="zlib"
1597zmbv_encoder_select="zlib"
30fd06be 1598
ed40b6bf 1599# hardware accelerators
0afab17e 1600vaapi_deps="va_va_h"
ac3dbb4d 1601vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1602vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1603
ed40b6bf 1604h263_vaapi_hwaccel_select="vaapi h263_decoder"
200e8ac9 1605h263_vdpau_hwaccel_select="vdpau h263_decoder"
ed40b6bf
DB
1606h264_dxva2_hwaccel_deps="dxva2api_h"
1607h264_dxva2_hwaccel_select="dxva2 h264_decoder"
1608h264_vaapi_hwaccel_select="vaapi h264_decoder"
1609h264_vda_hwaccel_select="vda h264_decoder"
1610h264_vdpau_decoder_select="vdpau h264_decoder"
51b56a07 1611h264_vdpau_hwaccel_select="vdpau h264_decoder"
ed40b6bf
DB
1612mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
1613mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
aaf9d0e8 1614mpeg1_vdpau_hwaccel_select="vdpau mpeg1video_decoder"
ed40b6bf
DB
1615mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1616mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
1617mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
aaf9d0e8 1618mpeg2_vdpau_hwaccel_select="vdpau mpeg2video_decoder"
ed40b6bf
DB
1619mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
1620mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
200e8ac9 1621mpeg4_vdpau_hwaccel_select="vdpau mpeg4_decoder"
ed40b6bf
DB
1622vc1_dxva2_hwaccel_deps="dxva2api_h"
1623vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
1624vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
1625vc1_vdpau_decoder_select="vdpau vc1_decoder"
77525327 1626vc1_vdpau_hwaccel_select="vdpau vc1_decoder"
ed40b6bf
DB
1627wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1628wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1629wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
77525327 1630wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1631
28b80940 1632# parsers
c292f6a2
DB
1633h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1634mpeg4video_parser_select="error_resilience mpegvideo"
1635mpegvideo_parser_select="error_resilience mpegvideo"
1636vc1_parser_select="error_resilience mpegvideo"
28b80940 1637
912f3148 1638# external libraries
c9171a83 1639libfaac_encoder_deps="libfaac"
37eeb5e2 1640libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1641libgsm_decoder_deps="libgsm"
1642libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1643libgsm_ms_decoder_deps="libgsm"
1644libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1645libilbc_decoder_deps="libilbc"
1646libilbc_encoder_deps="libilbc"
1cc60c47 1647libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1648libopencore_amrnb_decoder_deps="libopencore_amrnb"
1649libopencore_amrnb_encoder_deps="libopencore_amrnb"
1650libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1651libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1652libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1653libopus_decoder_deps="libopus"
6cb8c854 1654libopus_encoder_deps="libopus"
f7cd9eed
AS
1655libschroedinger_decoder_deps="libschroedinger"
1656libschroedinger_encoder_deps="libschroedinger"
ae14f311 1657libspeex_decoder_deps="libspeex"
b606a017 1658libspeex_encoder_deps="libspeex"
150d2772 1659libtheora_encoder_deps="libtheora"
d89e738a 1660libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1661libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1662libvorbis_encoder_deps="libvorbis"
8299a7f8 1663libvpx_decoder_deps="libvpx"
ee0e9146 1664libvpx_encoder_deps="libvpx"
1cc60c47 1665libx264_encoder_deps="libx264"
de295976 1666libxavs_encoder_deps="libxavs"
1cc60c47 1667libxvid_encoder_deps="libxvid"
30fd06be 1668
912f3148 1669# demuxers / muxers
c2dd0e9e 1670ac3_demuxer_select="ac3_parser"
647c2356 1671asf_stream_muxer_select="asf_muxer"
4e622dea 1672avisynth_demuxer_deps="avisynth"
c2dd0e9e 1673dirac_demuxer_select="dirac_parser"
5b423887 1674eac3_demuxer_select="ac3_parser"
c2dd0e9e 1675flac_demuxer_select="flac_parser"
647c2356 1676ipod_muxer_select="mov_muxer"
31f16dc1 1677ismv_muxer_select="mov_muxer"
647c2356 1678matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1679matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1680mov_demuxer_suggest="zlib"
5ad2f0bf 1681mov_muxer_select="rtpenc_chain"
c2dd0e9e 1682mp3_demuxer_select="mpegaudio_parser"
647c2356 1683mp4_muxer_select="mov_muxer"
18bbca1f 1684mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1685mpegtsraw_demuxer_select="mpegts_demuxer"
1686mxf_d10_muxer_select="mxf_muxer"
24ca518b 1687ogg_demuxer_select="golomb"
647c2356 1688psp_muxer_select="mov_muxer"
44594cc7 1689rtp_demuxer_select="sdp_demuxer"
18bbca1f 1690rtp_muxer_select="mpegvideo"
44b70ce5
MS
1691rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1692rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1693rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1694sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1695sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1696sdp_demuxer_select="rtpdec"
e772f9fa 1697smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1698spdif_muxer_select="aac_parser"
57231e4d 1699tak_demuxer_select="tak_parser"
647c2356
DB
1700tg2_muxer_select="mov_muxer"
1701tgp_muxer_select="mov_muxer"
6bdaa5f4 1702w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1703
1704# indevs / outdevs
38e54a75 1705alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1706alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1707bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1708dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1709fbdev_indev_deps="linux_fb_h"
38e54a75 1710jack_indev_deps="jack_jack_h"
e417d80d 1711libcdio_indev_deps="libcdio"
38e54a75 1712libdc1394_indev_deps="libdc1394"
38e54a75
SS
1713oss_indev_deps_any="soundcard_h sys_soundcard_h"
1714oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1715pulse_indev_deps="libpulse"
15d59d2c
B
1716sndio_indev_deps="sndio_h"
1717sndio_outdev_deps="sndio_h"
38e54a75 1718v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1719vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1720vfwcap_indev_extralibs="-lavicap32"
24f8961f 1721x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1722
912f3148 1723# protocols
acd554c1
SP
1724ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1725ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1726ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1727ffrtmphttp_protocol_deps="!librtmp_protocol"
1728ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1729gopher_protocol_select="network"
c40e1757 1730httpproxy_protocol_select="tcp_protocol"
279a0c97 1731http_protocol_select="tcp_protocol"
183baead 1732https_protocol_select="tls_protocol"
c3b57d6e
DB
1733librtmp_protocol_deps="librtmp"
1734librtmpe_protocol_deps="librtmp"
1735librtmps_protocol_deps="librtmp"
1736librtmpt_protocol_deps="librtmp"
1737librtmpte_protocol_deps="librtmp"
c60a2d70 1738mmsh_protocol_select="http_protocol"
998c1ee1 1739mmst_protocol_select="network"
c3b57d6e 1740rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1741rtmp_protocol_select="tcp_protocol"
acd554c1 1742rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1743rtmps_protocol_deps="!librtmp_protocol"
1744rtmps_protocol_select="tls_protocol"
775c4d36 1745rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1746rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1747rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1748rtp_protocol_select="udp_protocol"
998c1ee1
DB
1749sctp_protocol_deps="struct_sctp_event_subscribe"
1750sctp_protocol_select="network"
1751tcp_protocol_select="network"
558d192d
MS
1752tls_protocol_deps_any="openssl gnutls"
1753tls_protocol_select="tcp_protocol"
998c1ee1 1754udp_protocol_select="network"
c08fb000 1755
6ebf0bfc 1756# filters
13fabd7a 1757blackframe_filter_deps="gpl"
ce6b6ef6 1758boxblur_filter_deps="gpl"
68b79bfc 1759cropdetect_filter_deps="gpl"
b157be1f 1760delogo_filter_deps="gpl"
a5b64584 1761drawtext_filter_deps="libfreetype"
2e5ff4d0 1762frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1763frei0r_filter_extralibs='$ldl'
a42bb9d6 1764frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1765frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1766hqdn3d_filter_deps="gpl"
d371e7b9 1767resample_filter_deps="avresample"
cf69ad35 1768ocv_filter_deps="libopencv"
2f296e39 1769scale_filter_deps="swscale"
acbac567 1770yadif_filter_deps="gpl"
6ebf0bfc 1771
5a0f7131 1772# libraries
d89f2fa9
DB
1773avcodec_deps="avutil"
1774avdevice_deps="avutil avcodec avformat"
1775avfilter_deps="avutil"
1776avformat_deps="avutil avcodec"
1777avresample_deps="avutil"
1778swscale_deps="avutil"
f7679c54 1779
912f3148 1780# programs
54fd593a 1781avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1782avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1783 fps_filter null_filter resample_filter scale_filter
1784 setpts_filter"
d173ede1 1785avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1786avplay_select="rdft"
9e12f0bf 1787avprobe_deps="avcodec avformat"
b263bf66 1788avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1789avserver_extralibs='$ldl'
a2830dca 1790
c73f65d9 1791doc_deps="texi2html"
912f3148 1792
de6d9b64 1793# default parameters
8a608357 1794
19bd477d 1795logfile="config.log"
8a608357
MR
1796
1797# installation paths
c9d19248
MR
1798prefix_default="/usr/local"
1799bindir_default='${prefix}/bin'
6291d7e4 1800datadir_default='${prefix}/share/avconv'
c9d19248
MR
1801incdir_default='${prefix}/include'
1802libdir_default='${prefix}/lib'
1803mandir_default='${prefix}/share/man'
1804shlibdir_default="$libdir_default"
8a608357
MR
1805
1806# toolchain
121d78d0 1807ar_default="ar"
13c7df3d 1808cc_default="gcc"
9da6609f 1809host_cc_default="gcc"
4ebc6a74 1810cp_f="cp -f"
11e6d03a 1811ln_s="ln -sf"
2a8a860a 1812nm_default="nm -g"
11e6d03a 1813objformat="elf"
3f8040db 1814pkg_config_default=pkg-config
be7109c1 1815ranlib="ranlib"
11e6d03a 1816yasmexe="yasm"
8a608357 1817
3e0b1c9a 1818nogas=":"
8182dc34 1819
8a608357 1820# machine
8d4c00ed 1821arch_default=$(uname -m)
38d0a8aa 1822cpu="generic"
8a608357 1823
8a608357 1824# OS
8d4c00ed
MR
1825target_os_default=$(tolower $(uname -s))
1826host_os=$target_os_default
8a608357 1827
8a608357 1828# configurable options
d89f2fa9 1829enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1830
3e0b1c9a
DB
1831enable asm
1832enable debug
1833enable doc
8400d6b8 1834enable optimizations
8cfbbd92 1835enable safe_bitstream_reader
530dc538 1836enable static
a9ddb5b1 1837enable swscale_alpha
8a608357 1838
8a608357 1839# build settings
9987769a 1840SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1841AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1842LIBPREF="lib"
1843LIBSUF=".a"
c5f14466
RP
1844FULLNAME='$(NAME)$(BUILDSUF)'
1845LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1846SLIBPREF="lib"
1847SLIBSUF=".so"
c5f14466 1848SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1849SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1850SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1851LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1852SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1853SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1854
68485d1f
MR
1855asflags_filter=echo
1856cflags_filter=echo
64933b6c
MR
1857ldflags_filter=echo
1858
23565c26 1859AS_C='-c'
bc877faf 1860AS_O='-o $@'
23565c26 1861CC_C='-c'
18031c49 1862CC_E='-E -o $@'
7e6c86e6 1863CC_O='-o $@'
a758c5e2 1864LD_O='-o $@'
8db73c61
MR
1865LD_LIB='-l%'
1866LD_PATH='-L'
23565c26 1867HOSTCC_C='-c'
a758c5e2 1868HOSTCC_O='-o $@'
095792f2 1869HOSTLD_O='-o $@'
7e6c86e6 1870
1d01fee9 1871host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1872host_libs='-lm'
6c3fa06a
MR
1873host_cflags_filter=echo
1874host_ldflags_filter=echo
9da6609f 1875
9b861379 1876target_path='$(CURDIR)'
a7ada2ba 1877
a158446b
MR
1878# since the object filename is not given with the -MM flag, the compiler
1879# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1880DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1881DEPFLAGS='-MM'
315c741d 1882
c597172e 1883# find source path
24524f36 1884if test -f configure; then
f038cf3c 1885 source_path=.
c597172e 1886else
8477f2de 1887 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1888 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1889 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1890 test -e "$source_path/config.h" &&
1891 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1892fi
1893
13cbe2c0 1894for v in "$@"; do
b04251c5
MR
1895 r=${v#*=}
1896 l=${v%"$r"}
1897 r=$(sh_quote "$r")
29ba0911 1898 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1899done
c597172e 1900
73ef8980
MR
1901find_things(){
1902 thing=$1
1903 pattern=$2
1904 file=$source_path/$3
932ccf39 1905 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1906}
1907
1908ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1909DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1910HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1911PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1912BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1913MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1914DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1915OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1916INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1917PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1918FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1919
54e75be4
DB
1920ALL_COMPONENTS="
1921 $BSF_LIST
1922 $DECODER_LIST
1923 $DEMUXER_LIST
1924 $ENCODER_LIST
1925 $FILTER_LIST
1926 $HWACCEL_LIST
1927 $INDEV_LIST
1928 $MUXER_LIST
1929 $OUTDEV_LIST
1930 $PARSER_LIST
1931 $PROTOCOL_LIST
1932"
1933
8469ae22
MR
1934for n in $COMPONENT_LIST; do
1935 v=$(toupper ${n%s})_LIST
1936 eval enable \$$v
1937 eval ${n}_if_any="\$$v"
1938done
1939
206a070d 1940enable $ARCH_EXT_LIST
c597172e
MR
1941
1942die_unknown(){
1943 echo "Unknown option \"$1\"."
1944 echo "See $0 --help for available options."
1945 exit 1
1946}
1947
794f8e97 1948show_list() {
bf0c4afa
RP
1949 suffix=_$1
1950 shift
2b444ea7 1951 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1952 exit 0
1953}
1954
154caa67
MR
1955rand_list(){
1956 IFS=', '
1957 set -- $*
1958 unset IFS
1959 for thing; do
1960 comp=${thing%:*}
1961 prob=${thing#$comp}
1962 prob=${prob#:}
1963 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1964 echo "prob ${prob:-0.5}"
1965 printf '%s\n' $comp
1966 done
1967}
1968
1969do_random(){
1970 action=$1
1971 shift
1972 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1973 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1974}
1975
c597172e 1976for opt do
7483e694
DB
1977 optval="${opt#*=}"
1978 case "$opt" in
ea061af1
DB
1979 --extra-ldflags=*)
1980 add_ldflags $optval
7e9e7cc2 1981 ;;
ea061af1
DB
1982 --extra-libs=*)
1983 add_extralibs $optval
7e9e7cc2 1984 ;;
ea061af1
DB
1985 --disable-devices)
1986 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 1987 ;;
ea061af1
DB
1988 --enable-debug=*)
1989 debuglevel="$optval"
7e9e7cc2
MR
1990 ;;
1991 --disable-programs)
1992 disable $PROGRAM_LIST
1993 ;;
1994 --disable-everything)
1995 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
1996 ;;
844c6852
DB
1997 --disable-all)
1998 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
1999 disable $LIBRARY_LIST $PROGRAM_LIST doc
2000 ;;
7e9e7cc2
MR
2001 --enable-random|--disable-random)
2002 action=${opt%%-random}
2003 do_random ${action#--} $COMPONENT_LIST
2004 ;;
2005 --enable-random=*|--disable-random=*)
2006 action=${opt%%-random=*}
2007 do_random ${action#--} $optval
2008 ;;
2009 --enable-*=*|--disable-*=*)
2010 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2011 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2012 eval list=\$$(toupper $thing)_LIST
2013 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2014 $action $(filter "$name" $list)
2015 ;;
2016 --enable-?*|--disable-?*)
2017 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2018 if is_in $option $COMPONENT_LIST; then
2019 test $action = disable && action=unset
2020 eval $action \$$(toupper ${option%s})_LIST
2021 elif is_in $option $CMDLINE_SELECT; then
2022 $action $option
2023 else
2024 die_unknown $opt
2025 fi
2026 ;;
2027 --list-*)
2028 NAME="${opt#--list-}"
2029 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2030 NAME=${NAME%s}
2031 eval show_list $NAME \$$(toupper $NAME)_LIST
2032 ;;
2033 --help|-h) show_help
2034 ;;
2035 *)
2036 optname="${opt%%=*}"
2037 optname="${optname#--}"
2038 optname=$(echo "$optname" | sed 's/-/_/g')
2039 if is_in $optname $CMDLINE_SET; then
2040 eval $optname='$optval'
2041 elif is_in $optname $CMDLINE_APPEND; then
2042 append $optname "$optval"
2043 else
2044 die_unknown $opt
2045 fi
2046 ;;
7483e694 2047 esac
c597172e
MR
2048done
2049
bcea99bb
MR
2050disabled logging && logfile=/dev/null
2051
29ba0911 2052echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2053set >> $logfile
2054
9da6609f
MR
2055test -n "$cross_prefix" && enable cross_compile
2056
8d4c00ed
MR
2057if enabled cross_compile; then
2058 test -n "$arch" && test -n "$target_os" ||
2059 die "Must specify target arch and OS when cross-compiling"
2060fi
2061
121d78d0 2062ar_default="${cross_prefix}${ar_default}"
11e6d03a 2063cc_default="${cross_prefix}${cc_default}"
20e0ed95 2064nm_default="${cross_prefix}${nm_default}"
3f8040db 2065pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2066ranlib="${cross_prefix}${ranlib}"
adb2b908 2067
c5200f17
MR
2068sysinclude_default="${sysroot}/usr/include"
2069
aeeb782c 2070case "$toolchain" in
0fbb62a8
LB
2071 clang-asan)
2072 cc_default="clang"
2073 add_cflags -faddress-sanitizer
2074 add_ldflags -faddress-sanitizer
2075 ;;
2076 clang-tsan)
2077 cc_default="clang"
2078 add_cflags -fthread-sanitizer
2079 add_ldflags -fthread-sanitizer
2080 ;;
aeeb782c
MR
2081 msvc)
2082 cc_default="c99wrap cl"
2083 ld_default="c99wrap link"
2084 nm_default="dumpbin -symbols"
ac3a9b51 2085 ar_default="lib"
53e8cd68 2086 target_os_default="win32"
aeeb782c
MR
2087 ;;
2088 ?*)
2089 die "Unknown toolchain $toolchain"
2090 ;;
2091esac
2092
53e8cd68 2093set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2094enabled cross_compile || host_cc_default=$cc
2095set_default host_cc
13c7df3d 2096
762f95e4
MR
2097if ! $pkg_config --version >/dev/null 2>&1; then
2098 warn "$pkg_config not found, library detection may fail."
2099 pkg_config=false
2100fi
2101
82bb3329
MR
2102exesuf() {
2103 case $1 in
53e8cd68 2104 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2105 esac
2106}
2107
2108EXESUF=$(exesuf $target_os)
2109HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2110
e4e69e0b 2111# set temporary file name
a49d42c2 2112: ${TMPDIR:=$TEMPDIR}
c51fafa1 2113: ${TMPDIR:=$TMP}
a49d42c2 2114: ${TMPDIR:=/tmp}
e4e69e0b 2115
a210bce2 2116if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2117 # simple replacement for missing mktemp
2118 # NOT SAFE FOR GENERAL USE
2119 mktemp(){
09a5c245 2120 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2121 }
2122fi
2123
2124tmpfile(){
2125 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2126 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2127 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2128 append TMPFILES $tmp
2129 eval $1=$tmp
2130}
2131
2132trap 'rm -f -- $TMPFILES' EXIT
54460a83 2133
55127e7b 2134tmpfile TMPASM .asm
3e0b1c9a
DB
2135tmpfile TMPC .c
2136tmpfile TMPE $EXESUF
2137tmpfile TMPH .h
2138tmpfile TMPO .o
2139tmpfile TMPS .S
2140tmpfile TMPSH .sh
2141tmpfile TMPV .ver
54460a83
MR
2142
2143unset -f mktemp
e4e69e0b 2144
fb3c4ffc
MR
2145chmod +x $TMPE
2146
993f2d0f
MR
2147# make sure we can execute files in $TMPDIR
2148cat > $TMPSH 2>> $logfile <<EOF
2149#! /bin/sh
2150EOF
2151chmod +x $TMPSH >> $logfile 2>&1
2152if ! $TMPSH >> $logfile 2>&1; then
2153 cat <<EOF
2154Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2155variable to another directory and make sure that it is not mounted noexec.
2156EOF
2157 die "Sanity test failed."
2158fi
993f2d0f 2159
457cc333
MR
2160ccc_flags(){
2161 for flag; do
2162 case $flag in
2163 -std=c99) echo -c99 ;;
2164 -mcpu=*) echo -arch ${flag#*=} ;;
2165 -mieee) echo -ieee ;;
2166 -O*|-fast) echo $flag ;;
2167 -fno-math-errno) echo -assume nomath_errno ;;
2168 -g) echo -g3 ;;
2169 -Wall) echo -msg_enable level2 ;;
2170 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2171 -Wl,*) echo $flag ;;
2172 -f*|-W*) ;;
2173 *) echo $flag ;;
2174 esac
2175 done
2176}
2177
dfa559bc
RB
2178msvc_flags(){
2179 for flag; do
2180 case $flag in
2181 -fomit-frame-pointer) echo -Oy ;;
2182 -g) echo -Z7 ;;
2183 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2184 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2185 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2186 -wd4996 -wd4273 ;;
dfa559bc
RB
2187 -std=c99) ;;
2188 -fno-math-errno) ;;
2189 -fno-common) ;;
2190 -fno-signed-zeros) ;;
50640977 2191 -fPIC) ;;
dfa559bc 2192 -lz) echo zlib.lib ;;
bd680c7b
DB
2193 -lavifil32) echo vfw32.lib ;;
2194 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2195 -l*) echo ${flag#-l}.lib ;;
2196 *) echo $flag ;;
2197 esac
2198 done
2199}
2200
d0c6d424
MR
2201pgi_flags(){
2202 for flag; do
2203 case $flag in
643933f5 2204 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2205 -fomit-frame-pointer) echo -Mnoframe ;;
2206 -g) echo -gopt ;;
2207 *) echo $flag ;;
2208 esac
2209 done
2210}
2211
2212suncc_flags(){
2213 for flag; do
2214 case $flag in
2215 -march=*|-mcpu=*)
2216 case "${flag#*=}" in
2217 native) echo -xtarget=native ;;
2218 v9|niagara) echo -xarch=sparc ;;
2219 ultrasparc) echo -xarch=sparcvis ;;
2220 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2221 i586|pentium) echo -xchip=pentium ;;
2222 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2223 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2224 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2225 pentium4*) echo -xtarget=pentium4 ;;
2226 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2227 *-sse3) echo -xarch=sse3 ;;
2228 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2229 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2230 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2231 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2232 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2233 k8|opteron|athlon64|athlon-fx)
2234 echo -xarch=sse2a ;;
2235 athlon*) echo -xarch=pentium_proa ;;
2236 esac
2237 ;;
2238 -std=c99) echo -xc99 ;;
2239 -fomit-frame-pointer) echo -xregs=frameptr ;;
2240 -fPIC) echo -KPIC -xcode=pic32 ;;
2241 -W*,*) echo $flag ;;
2242 -f*-*|-W*) ;;
2243 *) echo $flag ;;
2244 esac
2245 done
2246}
2247
2248tms470_flags(){
2249 for flag; do
2250 case $flag in
2251 -march=*|-mcpu=*)
2252 case "${flag#*=}" in
2253 armv7-a|cortex-a*) echo -mv=7a8 ;;
2254 armv7-r|cortex-r*) echo -mv=7r4 ;;
2255 armv7-m|cortex-m*) echo -mv=7m3 ;;
2256 armv6*|arm11*) echo -mv=6 ;;
2257 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2258 echo -mv=5e ;;
2259 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2260 esac
2261 ;;
2262 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2263 -mfpu=vfp) echo --float_support=vfpv2 ;;
2264 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2265 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2266 -msoft-float) echo --float_support=vfplib ;;
2267 -O[0-3]|-mf=*) echo $flag ;;
2268 -g) echo -g -mn ;;
2269 -pds=*) echo $flag ;;
ad93dccb
MR
2270 -D*|-I*) echo $flag ;;
2271 --gcc|--abi=*) echo $flag ;;
2272 -me) echo $flag ;;
d0c6d424
MR
2273 esac
2274 done
2275}
2276
a758c5e2
MR
2277probe_cc(){
2278 pfx=$1
2279 _cc=$2
2280
8db73c61
MR
2281 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2282 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2283 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2284 _flags_filter=echo
2285
2286 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2287 _type=llvm_gcc
2288 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2289 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2290 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2291 _cflags_speed='-O3'
2292 _cflags_size='-Os'
2293 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2294 _type=gcc
2295 gcc_version=$($_cc --version | head -n1)
2296 gcc_basever=$($_cc -dumpversion)
2297 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2298 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2299 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2300 if ! $_cc -dumpversion | grep -q '^2\.'; then
2301 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2302 fi
2303 _cflags_speed='-O3'
2304 _cflags_size='-Os'
2305 elif $_cc --version 2>/dev/null | grep -q Intel; then
2306 _type=icc
2307 _ident=$($_cc --version | head -n1)
2308 _depflags='-MMD'
2309 _cflags_speed='-O3'
2310 _cflags_size='-Os'
2311 _cflags_noopt='-O1'
2312 elif $_cc -v 2>&1 | grep -q xlc; then
2313 _type=xlc
2314 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2315 _cflags_speed='-O5'
2316 _cflags_size='-O5 -qcompact'
2317 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2318 _type=ccc
2319 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2320 _DEPFLAGS='-M'
a758c5e2
MR
2321 _cflags_speed='-fast'
2322 _cflags_size='-O1'
457cc333 2323 _flags_filter=ccc_flags
a758c5e2
MR
2324 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2325 test -d "$sysroot" || die "No valid sysroot specified."
2326 _type=armcc
2327 _ident=$($_cc --vsn | head -n1)
2328 armcc_conf="$PWD/armcc.conf"
2329 $_cc --arm_linux_configure \
2330 --arm_linux_config_file="$armcc_conf" \
2331 --configure_sysroot="$sysroot" \
2332 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2333 die "Error creating armcc configuration file."
2334 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2335 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2336 as_default="${cross_prefix}gcc"
2337 _depflags='-MMD'
2338 _cflags_speed='-O3'
2339 _cflags_size='-Os'
0122118e 2340 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2341 _type=tms470
2342 _ident=$($_cc -version | head -n1 | tr -s ' ')
2343 _flags='--gcc --abi=eabi -me'
18031c49 2344 _cc_e='-ppl -fe=$@'
a758c5e2 2345 _cc_o='-fe=$@'
a758c5e2
MR
2346 _depflags='-ppa -ppd=$(@:.o=.d)'
2347 _cflags_speed='-O3 -mf=5'
2348 _cflags_size='-O3 -mf=2'
2349 _flags_filter=tms470_flags
2350 elif $_cc -v 2>&1 | grep -q clang; then
2351 _type=clang
2352 _ident=$($_cc --version | head -n1)
2353 _depflags='-MMD'
2354 _cflags_speed='-O3'
2355 _cflags_size='-Os'
2356 elif $_cc -V 2>&1 | grep -q Sun; then
2357 _type=suncc
2358 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2359 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2360 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2361 _ldflags='-std=c99'
2362 _cflags_speed='-O5'
2363 _cflags_size='-O5 -xspace'
2364 _flags_filter=suncc_flags
2365 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2366 _type=pathscale
2367 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2368 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2369 _cflags_speed='-O2'
2370 _cflags_size='-Os'
2371 _flags_filter='filter_out -Wdisabled-optimization'
2372 elif $_cc -v 2>&1 | grep -q Open64; then
2373 _type=open64
2374 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2375 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2376 _cflags_speed='-O2'
2377 _cflags_size='-Os'
2378 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2379 elif $_cc -V 2>&1 | grep -q Portland; then
2380 _type=pgi
2381 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2382 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2383 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2384 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2385 _cflags_noopt="-O1"
2386 _flags_filter=pgi_flags
dfa559bc
RB
2387 elif $_cc 2>&1 | grep -q Microsoft; then
2388 _type=msvc
2389 _ident=$($cc 2>&1 | head -n1)
2390 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2391 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2392 _cflags_speed="-O2"
2393 _cflags_size="-O1"
2394 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2395 if $_cc 2>&1 | grep -q Linker; then
2396 _ld_o='-out $@'
2397 else
2398 _ld_o='-Fe$@'
2399 fi
2400 _cc_o='-Fo $@'
a224b2cb 2401 _cc_e='-P -Fi $@'
dfa559bc
RB
2402 _flags_filter=msvc_flags
2403 _ld_lib='lib%.a'
2404 _ld_path='-libpath:'
2405 _flags='-nologo'
2406 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2407 if [ $pfx = hostcc ]; then
6a0200f2 2408 append _cflags -Dsnprintf=_snprintf
dfa559bc 2409 fi
aef6bd1b 2410 fi
a758c5e2
MR
2411
2412 eval ${pfx}_type=\$_type
2413 eval ${pfx}_ident=\$_ident
2414}
2415
2416set_ccvars(){
23565c26 2417 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2418 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2419 eval ${1}_O=\${_cc_o-\${${1}_O}}
2420
2421 if [ -n "$_depflags" ]; then
2422 eval ${1}_DEPFLAGS=\$_depflags
2423 else
2424 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2425 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2426 eval DEP${1}FLAGS=\$_flags
2427 fi
2428}
2429
2430probe_cc cc "$cc"
2431cflags_filter=$_flags_filter
2432cflags_speed=$_cflags_speed
2433cflags_size=$_cflags_size
2434cflags_noopt=$_cflags_noopt
2435add_cflags $_flags $_cflags
2436cc_ldflags=$_ldflags
2437set_ccvars CC
2438
2439probe_cc hostcc "$host_cc"
2440host_cflags_filter=$_flags_filter
a758c5e2 2441add_host_cflags $_flags $_cflags
a758c5e2 2442set_ccvars HOSTCC
629687f6 2443
851ffa80
MR
2444test -n "$cc_type" && enable $cc_type ||
2445 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2446
75bafbac 2447: ${as_default:=$cc}
50567afa 2448: ${dep_cc_default:=$cc}
684b28e0 2449: ${ld_default:=$cc}
095792f2
MR
2450: ${host_ld_default:=$host_cc}
2451set_default ar as dep_cc ld host_ld
75800dce 2452
a758c5e2
MR
2453probe_cc as "$as"
2454asflags_filter=$_flags_filter
2455add_asflags $_flags $_cflags
2456set_ccvars AS
2457
2458probe_cc ld "$ld"
2459ldflags_filter=$_flags_filter
2460add_ldflags $_flags $_ldflags
2461test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2462LD_O=${_ld_o-$LD_O}
8db73c61
MR
2463LD_LIB=${_ld_lib-$LD_LIB}
2464LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2465
095792f2
MR
2466probe_cc hostld "$host_ld"
2467host_ldflags_filter=$_flags_filter
2468add_host_ldflags $_flags $_ldflags
2469HOSTLD_O=${_ld_o-$HOSTLD_O}
2470
a758c5e2
MR
2471if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2472 probe_cc depcc "$dep_cc"
2473 CCDEP=${_DEPCMD:-$DEPCMD}
2474 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2475 DEPCCFLAGS=$_flags
2476fi
07dec06e 2477
3dbc777c
MR
2478if $ar 2>&1 | grep -q Microsoft; then
2479 arflags="-nologo"
2480 ar_o='-out:$@'
2481elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2482 arflags="rq"
2483 ar_o='$@'
2484else
2485 arflags="rc"
2486 ar_o='$@'
2487fi
2488
7f32f40c 2489add_cflags $extra_cflags
2f2e6c7c 2490add_asflags $extra_cflags
7f32f40c 2491
154d432c
MR
2492if test -n "$sysroot"; then
2493 case "$cc_type" in
00ba041c 2494 gcc|llvm_gcc|clang)
467256f2 2495 add_cppflags --sysroot="$sysroot"
154d432c
MR
2496 add_ldflags --sysroot="$sysroot"
2497 ;;
6fec122a
MR
2498 tms470)
2499 add_cppflags -I"$sysinclude"
2500 add_ldflags --sysroot="$sysroot"
2501 ;;
154d432c
MR
2502 esac
2503fi
2504
d22c13a8
MR
2505if test "$cpu" = host; then
2506 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2507
2508 case "$cc_type" in
613a4e3f 2509 gcc|llvm_gcc)
d22c13a8
MR
2510 check_native(){
2511 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2512 sed -n "/cc1.*$1=/{
27ce1be8
MR
2513 s/.*$1=\\([^ ]*\\).*/\\1/
2514 p
2515 q
2516 }" $TMPE
d22c13a8
MR
2517 }
2518 cpu=$(check_native -march || check_native -mcpu)
2519 ;;
2520 esac
2521
2522 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2523fi
2524
e939cedd
MR
2525# Deal with common $arch aliases
2526case "$arch" in
5873b623
MR
2527 aarch64|arm64)
2528 arch="aarch64"
2529 ;;
e939cedd
MR
2530 arm*)
2531 arch="arm"
2532 ;;
2acda282 2533 mips*|IP*)
e939cedd
MR
2534 arch="mips"
2535 ;;
a6e9d649 2536 parisc*|hppa*)
e939cedd
MR
2537 arch="parisc"
2538 ;;
56203596 2539 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2540 arch="ppc"
2541 ;;
e939cedd
MR
2542 s390|s390x)
2543 arch="s390"
2544 ;;
2545 sh4|sh)
2546 arch="sh4"
2547 ;;
4cd217c0 2548 sun4u|sparc*)
e939cedd 2549 arch="sparc"
e939cedd 2550 ;;
c75848cd
DB
2551 tilegx|tile-gx)
2552 arch="tilegx"
2553 ;;
d33ed7b3 2554 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2555 arch="x86"
2556 ;;
2557esac
2558
851ffa80 2559is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2560enable $arch
e939cedd 2561
df5cdc24 2562# Add processor-specific flags
9ebd45c2 2563if enabled aarch64; then
33db40f8
MR
2564
2565 case $cpu in
2566 armv*)
2567 cpuflags="-march=$cpu"
2568 ;;
2569 *)
2570 cpuflags="-mcpu=$cpu"
2571 ;;
2572 esac
2573
2574elif enabled alpha; then
2575
2576 cpuflags="-mcpu=$cpu"
2577
2578elif enabled arm; then
2579
1234c66a
MR
2580 check_arm_arch() {
2581 check_cpp_condition stddef.h \
2582 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2583 $cpuflags
2584 }
2585
2586 probe_arm_arch() {
2587 if check_arm_arch 4; then echo armv4;
2588 elif check_arm_arch 4T; then echo armv4t;
2589 elif check_arm_arch 5; then echo armv5;
2590 elif check_arm_arch 5E; then echo armv5e;
2591 elif check_arm_arch 5T; then echo armv5t;
2592 elif check_arm_arch 5TE; then echo armv5te;
2593 elif check_arm_arch 5TEJ; then echo armv5te;
2594 elif check_arm_arch 6; then echo armv6;
2595 elif check_arm_arch 6J; then echo armv6j;
2596 elif check_arm_arch 6K; then echo armv6k;
2597 elif check_arm_arch 6Z; then echo armv6z;
2598 elif check_arm_arch 6ZK; then echo armv6zk;
2599 elif check_arm_arch 6T2; then echo armv6t2;
2600 elif check_arm_arch 7; then echo armv7;
2601 elif check_arm_arch 7A 7_A; then echo armv7-a;
2602 elif check_arm_arch 7R 7_R; then echo armv7-r;
2603 elif check_arm_arch 7M 7_M; then echo armv7-m;
2604 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2605 elif check_arm_arch 8A 8_A; then echo armv8-a;
2606 fi
2607 }
2608
2609 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2610
33db40f8
MR
2611 case $cpu in
2612 armv*)
2613 cpuflags="-march=$cpu"
2614 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2615 ;;
2616 *)
2617 cpuflags="-mcpu=$cpu"
2618 case $cpu in
2619 cortex-a*) subarch=armv7a ;;
2620 cortex-r*) subarch=armv7r ;;
2621 cortex-m*) enable thumb; subarch=armv7m ;;
2622 arm11*) subarch=armv6 ;;
2623 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2624 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2625 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2626 esac
2627 ;;
2628 esac
2629
f0fe245b
MR
2630 case "$subarch" in
2631 armv5t*) enable fast_clz ;;
2632 armv[6-8]*) enable fast_clz fast_unaligned ;;
2633 esac
2634
33db40f8
MR
2635elif enabled avr32; then
2636
2637 case $cpu in
2638 ap7[02]0[0-2])
2639 subarch="avr32_ap"
2640 cpuflags="-mpart=$cpu"
2641 ;;
2642 ap)
2643 subarch="avr32_ap"
2644 cpuflags="-march=$cpu"
2645 ;;
2646 uc3[ab]*)
2647 subarch="avr32_uc"
2648 cpuflags="-mcpu=$cpu"
2649 ;;
2650 uc)
2651 subarch="avr32_uc"
2652 cpuflags="-march=$cpu"
2653 ;;
2654 esac
2655
2656elif enabled bfin; then
2657
2658 cpuflags="-mcpu=$cpu"
2659
2660elif enabled mips; then
2661
2662 cpuflags="-march=$cpu"
2663
5d54c126 2664elif enabled ppc; then
343aef9b 2665
56348891
MR
2666 case $(tolower $cpu) in
2667 601|ppc601|powerpc601)
9dbd5c3d 2668 cpuflags="-mcpu=601"
64ad53ff 2669 disable altivec
9dbd5c3d 2670 ;;
56348891 2671 603*|ppc603*|powerpc603*)
9dbd5c3d 2672 cpuflags="-mcpu=603"
64ad53ff 2673 disable altivec
9dbd5c3d 2674 ;;
56348891 2675 604*|ppc604*|powerpc604*)
9dbd5c3d 2676 cpuflags="-mcpu=604"
64ad53ff 2677 disable altivec
9dbd5c3d 2678 ;;
56348891 2679 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2680 cpuflags="-mcpu=750"
64ad53ff 2681 disable altivec
9dbd5c3d 2682 ;;
56348891 2683 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2684 cpuflags="-mcpu=7450"
9dbd5c3d 2685 ;;
56348891 2686 74*|ppc74*|powerpc74*)
7f1fcaf0 2687 cpuflags="-mcpu=7400"
9dbd5c3d 2688 ;;
313f9fbf 2689 g5|970|ppc970|powerpc970)
7f1fcaf0 2690 cpuflags="-mcpu=970"
9dbd5c3d 2691 ;;
313f9fbf 2692 power[3-7]*)
7f1fcaf0 2693 cpuflags="-mcpu=$cpu"
313f9fbf 2694 ;;
56348891 2695 cell)
9dbd5c3d
MR
2696 cpuflags="-mcpu=cell"
2697 enable ldbrx
2698 ;;
4ab26cb4
DB
2699 e500mc)
2700 cpuflags="-mcpu=e500mc"
2701 disable altivec
2702 ;;
7b0b81a1
AL
2703 e500v2)
2704 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2705 disable altivec
2706 ;;
2707 e500)
2708 cpuflags="-mcpu=8540 -mhard-float"
2709 disable altivec
2710 ;;
9dbd5c3d 2711 esac
343aef9b 2712
33db40f8
MR
2713elif enabled sparc; then
2714
2715 case $cpu in
2716 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2717 cpuflags="-mcpu=$cpu"
2718 disable vis
2719 ;;
2720 ultrasparc*|niagara[234])
2721 cpuflags="-mcpu=$cpu"
2722 ;;
2723 esac
2724
343aef9b
MR
2725elif enabled x86; then
2726
9dbd5c3d
MR
2727 case $cpu in
2728 i[345]86|pentium)
2729 cpuflags="-march=$cpu"
2730 disable mmx
2731 ;;
2732 # targets that do NOT support conditional mov (cmov)
2733 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2734 cpuflags="-march=$cpu"
2735 disable cmov
2736 ;;
2737 # targets that do support conditional mov (cmov)
f2ce813e 2738 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2739 cpuflags="-march=$cpu"
2740 enable cmov
2741 enable fast_cmov
2742 ;;
2743 # targets that do support conditional mov but on which it's slow
2744 pentium4|pentium4m|prescott|nocona)
2745 cpuflags="-march=$cpu"
2746 enable cmov
2747 disable fast_cmov
2748 ;;
2749 esac
343aef9b 2750
343aef9b
MR
2751fi
2752
9ebd45c2
MR
2753if [ "$cpu" != generic ]; then
2754 add_cflags $cpuflags
2755 add_asflags $cpuflags
2756fi
df5cdc24 2757
993f2d0f
MR
2758# compiler sanity check
2759check_exec <<EOF
2760int main(void){ return 0; }
2761EOF
2762if test "$?" != 0; then
2763 echo "$cc is unable to create an executable file."
2764 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2765 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2766 echo "Only do this if you know what cross compiling means."
2767 fi
2768 die "C compiler test failed."
2769fi
2770
046f081b 2771add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2772check_cflags -std=c99
50a334e4 2773check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2774#include <stdlib.h>
2775EOF
50a334e4 2776check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2777#include <stdlib.h>
2778EOF
e9b9a2f8 2779
f0125de9 2780check_host_cflags -std=c99
0a6db2a2 2781check_host_cflags -Wall
f0125de9 2782
d4c99513
MR
2783check_64bit(){
2784 arch32=$1
2785 arch64=$2
2786 expr=$3
2787 check_code cc "" "int test[2*($expr) - 1]" &&
2788 subarch=$arch64 || subarch=$arch32
2789}
2790
b24dbcbd 2791case "$arch" in
d11cb13b 2792 aarch64|alpha|ia64)
2acda282
MR
2793 spic=$shared
2794 ;;
2795 mips)
2796 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2797 spic=$shared
b24dbcbd 2798 ;;
a6e9d649
MR
2799 parisc)
2800 check_64bit parisc parisc64 'sizeof(void *) > 4'
2801 spic=$shared
2802 ;;
56203596
MR
2803 ppc)
2804 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2805 spic=$shared
56203596 2806 ;;
4cd217c0
MR
2807 sparc)
2808 check_64bit sparc sparc64 'sizeof(void *) > 4'
2809 spic=$shared
2810 ;;
e939cedd 2811 x86)
d4c99513 2812 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2813 if test "$subarch" = "x86_64"; then
e939cedd 2814 spic=$shared
de27f4d9 2815 fi
b24dbcbd 2816 ;;
b24dbcbd
RP
2817esac
2818
343aef9b 2819enable $subarch
8a3c8627 2820enabled spic && enable pic
b24dbcbd 2821
7483e694 2822# OS specific
4f854758 2823case $target_os in
a1629e28 2824 haiku)
63ae7e7c 2825 prefix_default="/boot/common"
108caaaa 2826 network_extralibs="-lnetwork"
f59c4bd6 2827 host_libs=
a1629e28 2828 ;;
7483e694 2829 sunos)
4d58e4cb 2830 AVSERVERLDFLAGS=""
9987769a 2831 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2832 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2833 network_extralibs="-lsocket -lnsl"
779222db 2834 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2835 # When using suncc to build, the Solaris linker will mark
2836 # an executable with each instruction set encountered by
2837 # the Solaris assembler. As our libraries contain their own
2838 # guards for processor-specific code, instead suppress
2839 # generation of the HWCAPS ELF section on Solaris x86 only.
2840 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2841 nm_default='nm -P -g'
7483e694
DB
2842 ;;
2843 netbsd)
a1e4b3f6 2844 disable symver
07a8eef6
MR
2845 oss_indev_extralibs="-lossaudio"
2846 oss_outdev_extralibs="-lossaudio"
7483e694 2847 ;;
d488c3bc 2848 openbsd|bitrig)
7c4a001a 2849 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2850 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2851 # however the generated executable will not do anything
2852 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2853 # Thus explicitly enable PIC here.
cd78208b 2854 enable pic
a1e4b3f6 2855 disable symver
7483e694 2856 SHFLAGS='-shared'
d5683aba
BS
2857 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2858 SLIB_INSTALL_LINKS=
07a8eef6
MR
2859 oss_indev_extralibs="-lossaudio"
2860 oss_outdev_extralibs="-lossaudio"
7483e694 2861 ;;
a1e4b3f6 2862 dragonfly)
a1e4b3f6
MR
2863 disable symver
2864 ;;
2865 freebsd)
7483e694
DB
2866 ;;
2867 bsd/os)
355d81df 2868 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2869 ;;
2870 darwin)
301ab19d 2871 gas="gas-preprocessor.pl $cc"
e08b8239 2872 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2873 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2874 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2875 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2876 SLIBSUF=".dylib"
2877 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2878 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2879 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2880 objformat="macho"
1b0f6fb8 2881 enabled x86_64 && objformat="macho64"
8dfa86f7 2882 enabled_any pic shared ||
2704bd1a 2883 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2884 ;;
2885 mingw32*)
9d3f4f50 2886 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2887 disable network
2888 else
2889 target_os=mingw32
2890 fi
dcc01c06 2891 LIBTARGET=i386
1fc9fb8a 2892 if enabled x86_64; then
417516f6 2893 LIBTARGET="i386:x86-64"
336cc1b0 2894 elif enabled arm; then
15c5156d 2895 LIBTARGET=arm-wince
dcc01c06 2896 fi
fbd971a4 2897 shlibdir_default="$bindir_default"
7483e694
DB
2898 SLIBPREF=""
2899 SLIBSUF=".dll"
7483e694
DB
2900 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2901 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2902 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2903 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2904 SLIB_INSTALL_LINKS=
2905 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2906 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2907 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2908 objformat="win32"
ec10a9ab 2909 dlltool="${cross_prefix}dlltool"
a3222470 2910 ranlib=:
bc574408 2911 enable dos_paths
5666a9f2 2912 add_cppflags -U__STRICT_ANSI__
7483e694 2913 ;;
53e8cd68 2914 win32|win64)
d66c52c2
MS
2915 if enabled shared; then
2916 # Link to the import library instead of the normal static library
2917 # for shared libs.
2918 LD_LIB='%.lib'
2919 # Cannot build shared and static libraries at the same time with
2920 # MSVC.
2921 disable static
2922 fi
2923 shlibdir_default="$bindir_default"
2924 SLIBPREF=""
2925 SLIBSUF=".dll"
2926 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2927 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2928 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2929 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2930 SLIB_INSTALL_LINKS=
2931 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2932 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2933 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2934 objformat="win32"
2935 ranlib=:
2936 enable dos_paths
2937 ;;
7483e694 2938 cygwin*)
4f854758 2939 target_os=cygwin
fbd971a4 2940 shlibdir_default="$bindir_default"
7483e694
DB
2941 SLIBPREF="cyg"
2942 SLIBSUF=".dll"
2943 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2944 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2945 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2946 SLIB_INSTALL_LINKS=
2947 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2948 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2949 objformat="win32"
bc574408 2950 enable dos_paths
7483e694 2951 ;;
4f365f37 2952 *-dos|freedos|opendos)
4f365f37 2953 network_extralibs="-lsocket"
ff1c015d 2954 objformat="coff"
bc574408 2955 enable dos_paths
a7a187a1 2956 add_cppflags -U__STRICT_ANSI__
4f365f37 2957 ;;
7483e694 2958 linux)
7483e694
DB
2959 enable dv1394
2960 ;;
2961 irix*)
4f854758 2962 target_os=irix
7483e694
DB
2963 ranlib="echo ignoring ranlib"
2964 ;;
d22e8442 2965 os/2*)
d22e8442 2966 ln_s="cp -f"
9297f1ed 2967 objformat="aout"
e14574eb 2968 add_cppflags -D_GNU_SOURCE
355d81df 2969 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2970 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2971 AVSERVERLDFLAGS=""
287d3b13 2972 LIBSUF="_s.a"
d22e8442
DY
2973 SLIBPREF=""
2974 SLIBSUF=".dll"
2975 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2976 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2977 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2978 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2979 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2980 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2981 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2982 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2983 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2984 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2985 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2986 enable dos_paths
d22e8442 2987 ;;
83993c1c 2988 gnu/kfreebsd)
3bd1eacd 2989 add_cppflags -D_BSD_SOURCE
83993c1c 2990 ;;
34e82167 2991 gnu)
34e82167 2992 ;;
d33ed7b3
MR
2993 qnx)
2994 add_cppflags -D_QNX_SOURCE
2995 network_extralibs="-lsocket"
2996 ;;
1c69c79f
MS
2997 symbian)
2998 SLIBSUF=".dll"
2999 enable dos_paths
e3bc07f4
MS
3000 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3001 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3002 add_ldflags -Wl,--target1-abs,--no-undefined \
3003 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3004 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3005 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3006 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3007 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3008 ;;
fdd66609
MR
3009 osf1)
3010 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3011 AVSERVERLDFLAGS=
3012 ;;
741a8b72
MR
3013 minix)
3014 ;;
4ebc6a74
MR
3015 plan9)
3016 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3017 -D_REENTRANT_SOURCE \
3018 -D_RESEARCH_SOURCE \
3019 -DFD_SETSIZE=96 \
3020 -DHAVE_SOCK_OPTS
3021 add_compat strtod.o strtod=avpriv_strtod
3022 network_extralibs='-lbsd'
3023 exeobjs=compat/plan9/main.o
3024 disable avserver
3025 ln_s='ln -s -f'
3026 cp_f='cp'
3027 ;;
614d8911
MR
3028 none)
3029 ;;
7483e694 3030 *)
4f924f9a 3031 die "Unknown OS '$target_os'."
7483e694
DB
3032 ;;
3033esac
3034
b797f3c4
MR
3035# determine libc flavour
3036
3037if check_cpp_condition features.h "defined __UCLIBC__"; then
3038 libc_type=uclibc
3bd1eacd 3039 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3040elif check_cpp_condition features.h "defined __GLIBC__"; then
3041 libc_type=glibc
3bd1eacd 3042 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3043elif check_header _mingw.h; then
3044 libc_type=mingw
3045 check_cpp_condition _mingw.h \
3046 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3047 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3048 die "ERROR: MinGW runtime version must be >= 3.15."
3049elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3050 libc_type=newlib
8f7b814f 3051 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3052elif check_func_headers stdlib.h _get_doserrno; then
3053 libc_type=msvcrt
84e65c76
MR
3054 add_compat strtod.o strtod=avpriv_strtod
3055 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3056 _snprintf=avpriv_snprintf \
3057 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3058elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3059 libc_type=klibc
3060fi
3061
3062test -n "$libc_type" && enable $libc_type
3063
5ab432fa
MR
3064# hacks for compiler/libc/os combinations
3065
3066if enabled_all tms470 glibc; then
b6f8d635 3067 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3068 add_cppflags -D__USER_LABEL_PREFIX__=
3069 add_cppflags -D__builtin_memset=memset
3070 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3071 add_cflags -pds=48 # incompatible redefinition of macro
3072fi
3073
457cc333
MR
3074if enabled_all ccc glibc; then
3075 add_ldflags -Wl,-z,now # calls to libots crash without this
3076fi
3077
6555acad
MR
3078esc(){
3079 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3080}
3081
3082echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3083
13cb2187
AS
3084check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3085
c9d19248 3086set_default $PATHS_LIST
2a8a860a 3087set_default nm
c9d19248 3088
320d060a 3089# we need to build at least one lib type
93b3c083 3090if ! enabled_any static shared; then
320d060a
DB
3091 cat <<EOF
3092At least one library type must be built.
3093Specify --enable-static to build the static libraries or --enable-shared to
3094build the shared libraries as well. To only build the shared libraries specify
3095--disable-static in addition to --enable-shared.
3096EOF
3097 exit 1;
3098fi
3099
2184c6f7 3100die_license_disabled() {
4c27207c 3101 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3102}
3103
e417d80d 3104die_license_disabled gpl libcdio
2184c6f7 3105die_license_disabled gpl libx264
de295976 3106die_license_disabled gpl libxavs
2184c6f7 3107die_license_disabled gpl libxvid
2184c6f7
DB
3108die_license_disabled gpl x11grab
3109
2f7ae63b 3110die_license_disabled nonfree libfaac
87246953 3111die_license_disabled nonfree libfdk_aac
a060866f 3112die_license_disabled nonfree openssl
b2e3c528 3113
0b175caa
DB
3114die_license_disabled version3 libopencore_amrnb
3115die_license_disabled version3 libopencore_amrwb
d89e738a 3116die_license_disabled version3 libvo_aacenc
f502ff3f 3117die_license_disabled version3 libvo_amrwbenc
0b175caa 3118
9cad0e4e 3119enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3120
40617a6d 3121disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3122
e276d9e8
MR
3123enable_pic() {
3124 enable pic
bce7b696
MR
3125 add_cppflags -DPIC
3126 add_cflags -fPIC
3127 add_asflags -fPIC
e276d9e8
MR
3128}
3129
3130enabled pic && enable_pic
bce7b696 3131
b4d96ba2
MR
3132check_cc <<EOF || die "Symbol mangling check failed."
3133int ff_extern;
3134EOF
2a8a860a 3135sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3136extern_prefix=${sym%%ff_extern*}
3137
afb5ed55 3138check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3139void foo(void) { __asm__ volatile ("" ::); }
3140EOF
61d251db 3141
df5e3978
MR
3142_restrict=
3143for restrict_keyword in restrict __restrict__ __restrict; do
3144 check_cc <<EOF && _restrict=$restrict_keyword && break
3145void foo(char * $restrict_keyword p);
3146EOF
3147done
3148
3149check_cc <<EOF && enable attribute_packed
3150struct { int x; } __attribute__((packed)) x;
3151EOF
3152
dffb41b9
MR
3153check_cc <<EOF && enable attribute_may_alias
3154union { int x; } __attribute__((may_alias)) x;
3155EOF
3156
df5e3978
MR
3157check_cc <<EOF || die "endian test failed"
3158unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3159EOF
48fc536a 3160od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3161
e939cedd
MR
3162if enabled alpha; then
3163
3164 check_cflags -mieee
3165
3166elif enabled arm; then
e45391bb 3167
66371c28 3168 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3169 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3170 nogas=die
50fa82e6 3171
44caaa56
MR
3172 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3173 enable vfp_args
3174 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3175 case "${cross_prefix:-$cc}" in
3176 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3177 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3178__asm__ (".eabi_attribute 28, 1");
3179int main(void) { return 0; }
3180EOF
44caaa56
MR
3181 esac
3182 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3183 fi
fa0912fe 3184
7f2b3dca
MR
3185 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3186 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3187 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3188 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3189 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3190 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3191
b57c1da8
MR
3192 [ $target_os = linux ] ||
3193 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3194 $ARCH_EXT_LIST_ARM
e45391bb 3195
575db883
DB
3196 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3197 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3198
e276d9e8
MR
3199 enabled_all armv6t2 shared !pic && enable_pic
3200
fa0912fe 3201elif enabled mips; then
e45391bb 3202
575db883 3203 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3204
5af530f5
MR
3205elif enabled parisc; then
3206
3207 if enabled gcc; then
3208 case $($cc -dumpversion) in
3209 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3210 esac
3211 fi
3212
fa0912fe 3213elif enabled ppc; then
e45391bb 3214
e6a0c354
MR
3215 enable local_aligned_8 local_aligned_16
3216
575db883
DB
3217 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3218 check_inline_asm ibm_asm '"add 0, 0, 0"'
3219 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3220 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3221
3222 # AltiVec flags: The FSF version of GCC differs from the Apple version
3223 if enabled altivec; then
301ab19d 3224 nogas=warn
fa0912fe
MR
3225 check_cflags -maltivec -mabi=altivec &&
3226 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3227 check_cflags -faltivec
3228
3229 # check if our compiler supports Motorola AltiVec C API
3230 check_cc <<EOF || disable altivec
3231$inc_altivec_h
3232int main(void) {
20bcce50
MR
3233 vector signed int v1 = (vector signed int) { 0 };
3234 vector signed int v2 = (vector signed int) { 1 };
3235 v1 = vec_add(v1, v2);
fa0912fe
MR
3236 return 0;
3237}
3238EOF
3239
20bcce50 3240 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3241 fi
e45391bb 3242
fa0912fe 3243elif enabled sparc; then
e45391bb 3244
6aa93689 3245 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3246
fa0912fe 3247elif enabled x86; then
e45391bb 3248
8e85ba8d
DB
3249 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3250
f80ddd5b
RB
3251 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3252
e6a0c354
MR
3253 enable local_aligned_8 local_aligned_16
3254
44965991
PI
3255 # check whether EBP is available on x86
3256 # As 'i' is stored on the stack, this program will crash
3257 # if the base pointer is used to access it because the
3258 # base pointer is cleared in the inline assembly code.
7dfef245 3259 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3260volatile int i=0;
3261__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3262return i;
44965991
PI
3263EOF
3264
f494213c 3265 # check whether EBX is available on x86
575db883
DB
3266 check_inline_asm ebx_available '""::"b"(0)' &&
3267 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3268
6f74fb03 3269 # check whether xmm clobbers are supported
575db883 3270 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3271
239fdf1b 3272 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3273 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3274 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3275
9cca1e40 3276 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3277 if check_cmd $yasmexe --version; then
3278 enabled x86_64 && yasm_extra="-m amd64"
3279 yasm_debug="-g dwarf2"
3280 elif check_cmd nasm -v; then
3281 yasmexe=nasm
3282 yasm_debug="-g -F dwarf"
3283 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3284 fi
3285
3286 YASMFLAGS="-f $objformat $yasm_extra"
3287 enabled pic && append YASMFLAGS "-DPIC"
3288 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3289 case "$objformat" in
3290 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3291 esac
3292
b8e8a07c 3293 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3294 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3295 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3296 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3297 fi
e45391bb 3298
669b5583
MR
3299 case "$cpu" in
3300 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3301 disable fast_clz
3302 ;;
3303 esac
3304
44965991
PI
3305fi
3306
301ab19d
MR
3307if enabled asm; then
3308 as=${gas:=$as}
7fd90119 3309 check_as <<EOF && enable gnu_as || \
301ab19d 3310 $nogas "GNU assembler not found, install gas-preprocessor"
7fd90119
MR
3311.macro m n
3312\n: .int 0
3313.endm
3314m x
3315EOF
301ab19d
MR
3316fi
3317
4a7e068b
MR
3318check_ldflags -Wl,--as-needed
3319
a98bb16d
RP
3320if check_func dlopen; then
3321 ldl=
3322elif check_func dlopen -ldl; then
3323 ldl=-ldl
8bf5d58f
MN
3324fi
3325
998c1ee1 3326if ! disabled network; then