configure: Use headers in the check for _beginthreadex for w32threads
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
MR
50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
3b327a4b
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
103
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104Program options:
105 --disable-programs do not build command line programs
6291d7e4 106 --disable-avconv disable avconv build
266463da 107 --disable-avplay disable avplay build
9e12f0bf 108 --disable-avprobe disable avprobe build
4d58e4cb 109 --disable-avserver disable avserver build
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110
111Component options:
112 --disable-doc do not build documentation
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113 --disable-avdevice disable libavdevice build
114 --disable-avcodec disable libavcodec build
115 --disable-avformat disable libavformat build
d89f2fa9 116 --disable-avutil disable libavutil build
5a0f7131 117 --disable-swscale disable libswscale build
cccc039f 118 --disable-avfilter disable video filter support [no]
c8af852b 119 --disable-avresample disable libavresample build [no]
0dbfc1db 120 --disable-pthreads disable pthreads [auto]
7b7b220c 121 --disable-w32threads disable Win32 threads [auto]
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122 --enable-x11grab enable X11 grabbing [no]
123 --disable-network disable network support [no]
7f3f5f46 124 --disable-dct disable DCT code
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125 --disable-dwt disable DWT code
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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DB
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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DB
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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DB
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
268 --disable-armvfp disable ARM VFP optimizations
5ea20630 269 --disable-neon disable NEON optimizations
06454877 270 --disable-vis disable VIS optimizations
afb5ed55 271 --disable-inline-asm disable use of inline assembler
06454877 272 --disable-yasm disable use of yasm assembler
06454877 273
070c5d0f 274Developer options (useful when working on Libav itself):
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275 --disable-debug disable debugging symbols
276 --enable-debug=LEVEL set the debug level [$debuglevel]
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277 --disable-optimizations disable compiler optimizations
278 --enable-extra-warnings enable more compiler warnings
52b3cc60 279 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 280 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
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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
MR
312}
313
7bfc8ae6
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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
MR
331EOF
332 else
f69f51b3 333 cat <<EOF
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DB
334Include the log file "$logfile" produced by configure as this will help
335solving the problem.
2ba042a7
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336EOF
337 fi
57bd82d4
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338 exit 1
339}
340
6c6007d6 341# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 342toupper(){
6c6007d6 343 echo "$@" | 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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MR
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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MR
364filter(){
365 pat=$1
366 shift
367 for v; do
98ef6079 368 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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369 done
370}
371
9d201b26
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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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DB
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
72a43668
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400set_weak(){
401 value=$1
402 shift
403 for var; do
404 eval : \${$var:=$value}
405 done
406}
407
3f8040db
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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
a8d04fba
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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
MR
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
MR
463}
464
f9d328da
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
MR
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 $*
486}
487
57bd82d4 488enabled(){
3250003c
MR
489 test "${1#!}" = "$1" && op== || op=!=
490 eval test "x\$${1#!}" $op "xyes"
44161118
MR
491}
492
37970ebf 493disabled(){
3250003c
MR
494 test "${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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DB
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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DB
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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AJ
529is_in(){
530 value=$1
531 shift
532 for var in $*; do
533 [ $var = $value ] && return 0
534 done
535 return 1
536}
537
30fd06be
MR
538check_deps(){
539 for cfg; do
3250003c 540 cfg="${cfg#!}"
799c9e9b
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541 enabled ${cfg}_checking && die "Circular dependency for $cfg."
542 disabled ${cfg}_checking && continue
543 enable ${cfg}_checking
544
30fd06be
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545 eval dep_all="\$${cfg}_deps"
546 eval dep_any="\$${cfg}_deps_any"
7ef3425f 547 eval dep_sel="\$${cfg}_select"
c510c7b5 548 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
549 eval dep_ifa="\$${cfg}_if"
550 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 551
3d7453e0
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552 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
553 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
554 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 555
3d7453e0
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556 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
557 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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558 enabled_all $dep_all || disable $cfg
559 enabled_any $dep_any || disable $cfg
7ef3425f 560 disabled_any $dep_sel && disable $cfg
799c9e9b 561
4ec45764
RP
562 if enabled $cfg; then
563 eval dep_extralibs="\$${cfg}_extralibs"
564 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 565 enable_deep $dep_sel
c510c7b5 566 enable_deep_weak $dep_sgs
4ec45764
RP
567 fi
568
799c9e9b 569 disable ${cfg}_checking
30fd06be
MR
570 done
571}
572
44161118
MR
573print_config(){
574 pfx=$1
72cfcf41
MR
575 files=$2
576 shift 2
f454e879
MR
577 map 'eval echo "$v \${$v:-no}"' "$@" |
578 awk "BEGIN { split(\"$files\", files) }
579 {
580 c = \"$pfx\" toupper(\$1);
581 v = \$2;
582 sub(/yes/, 1, v);
583 sub(/no/, 0, v);
584 for (f in files) {
585 file = files[f];
586 if (file ~ /\\.h\$/) {
587 printf(\"#define %s %d\\n\", c, v) >>file;
588 } else if (file ~ /\\.asm\$/) {
589 printf(\"%%define %s %d\\n\", c, v) >>file;
590 } else if (file ~ /\\.mak\$/) {
d16c4aeb 591 n = -v ? \"\" : \"!\";
f454e879
MR
592 printf(\"%s%s=yes\\n\", n, c) >>file;
593 }
594 }
595 }"
57bd82d4
MR
596}
597
31c0121d 598print_enabled(){
31c0121d
MR
599 suf=$1
600 shift
601 for v; do
9eda2a85 602 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
603 done
604}
605
57bd82d4
MR
606append(){
607 var=$1
608 shift
57bd82d4
MR
609 eval "$var=\"\$$var $*\""
610}
611
60361817
MR
612prepend(){
613 var=$1
614 shift
615 eval "$var=\"$* \$$var\""
616}
617
50a334e4 618add_cppflags(){
cd52ec95 619 append CPPFLAGS "$@"
50a334e4
MR
620}
621
57bd82d4 622add_cflags(){
01d31e16 623 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
624}
625
2f2e6c7c 626add_asflags(){
01d31e16 627 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
628}
629
57bd82d4 630add_ldflags(){
64933b6c 631 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
632}
633
634add_extralibs(){
64933b6c 635 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
636}
637
6c3fa06a
MR
638add_host_cflags(){
639 append host_cflags $($host_cflags_filter "$@")
640}
641
642add_host_ldflags(){
643 append host_ldflags $($host_ldflags_filter "$@")
644}
645
84e65c76
MR
646add_compat(){
647 append compat_objs $1
648 shift
649 map 'add_cppflags -D$v' "$@"
650}
651
b0cfb663 652check_cmd(){
b3cb5d51 653 log "$@"
2270b4b2 654 "$@" >> $logfile 2>&1
b0cfb663
MR
655}
656
b2704a65
MR
657cc_o(){
658 eval printf '%s\\n' $CC_O
659}
660
18031c49
MR
661cc_e(){
662 eval printf '%s\\n' $CC_E
663}
664
dcd479c0 665check_cc(){
57bd82d4 666 log check_cc "$@"
2270b4b2 667 cat > $TMPC
720c69da 668 log_file $TMPC
23565c26 669 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
670}
671
672check_cpp(){
673 log check_cpp "$@"
2270b4b2 674 cat > $TMPC
720c69da 675 log_file $TMPC
18031c49 676 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
677}
678
df0d6341
MR
679as_o(){
680 eval printf '%s\\n' $AS_O
681}
682
f65883c8
MR
683check_as(){
684 log check_as "$@"
685 cat > $TMPC
686 log_file $TMPC
df0d6341 687 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPC
f65883c8
MR
688}
689
575db883
DB
690check_inline_asm(){
691 log check_inline_asm "$@"
940f335a 692 name="$1"
3784e82e 693 code="$2"
940f335a 694 shift 2
49214f61
MR
695 disable $name
696 check_as "$@" <<EOF && enable $name
3784e82e 697void foo(void){ __asm__ volatile($code); }
940f335a
MR
698EOF
699}
700
304d586d
LM
701check_yasm(){
702 log check_yasm "$@"
703 echo "$1" > $TMPS
704 log_file $TMPS
705 shift 1
706 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
707}
708
29b64b68
MR
709ld_o(){
710 eval printf '%s\\n' $LD_O
711}
712
dcd479c0 713check_ld(){
57bd82d4 714 log check_ld "$@"
66a1ccd7
MR
715 flags=$(filter_out '-l*' "$@")
716 libs=$(filter '-l*' "$@")
01d31e16 717 check_cc $($cflags_filter $flags) || return
64933b6c
MR
718 flags=$($ldflags_filter $flags)
719 libs=$($ldflags_filter $libs)
29b64b68 720 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
721}
722
5adc829e
MR
723check_code(){
724 log check_code "$@"
725 check=$1
726 headers=$2
727 code=$3
728 shift 3
729 {
730 for hdr in $headers; do
731 echo "#include <$hdr>"
732 done
733 echo "int main(void) { $code; return 0; }"
734 } | check_$check "$@"
735}
736
50a334e4
MR
737check_cppflags(){
738 log check_cppflags "$@"
caf458dd 739 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
740int x;
741EOF
742}
743
dcd479c0 744check_cflags(){
57bd82d4 745 log check_cflags "$@"
01d31e16 746 set -- $($cflags_filter "$@")
caf458dd 747 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
748int x;
749EOF
750}
751
2ed46eea
MR
752test_ldflags(){
753 log test_ldflags "$@"
754 check_ld "$@" <<EOF
c23a0ac8 755int main(void){ return 0; }
dcd479c0
MR
756EOF
757}
758
2ed46eea
MR
759check_ldflags(){
760 log check_ldflags "$@"
761 test_ldflags "$@" && add_ldflags "$@"
762}
763
dcd479c0 764check_header(){
57bd82d4 765 log check_header "$@"
dcd479c0
MR
766 header=$1
767 shift
b77df637
MR
768 disable_safe $header
769 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
770#include <$header>
771int x;
772EOF
773}
774
775check_func(){
57bd82d4 776 log check_func "$@"
dcd479c0
MR
777 func=$1
778 shift
d8bc5f06
MR
779 disable $func
780 check_ld "$@" <<EOF && enable $func
dcd479c0 781extern int $func();
c23a0ac8 782int main(void){ $func(); }
dcd479c0
MR
783EOF
784}
785
645d2652 786check_mathfunc(){
6b73c0ae 787 log check_mathfunc "$@"
645d2652 788 func=$1
1aa07aa2
MR
789 narg=$2
790 shift 2
791 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
792 disable $func
793 check_ld "$@" <<EOF && enable $func
794#include <math.h>
1aa07aa2 795float foo(float f, float g) { return $func($args); }
33bd38db 796int main(void){ return 0; }
645d2652
MR
797EOF
798}
799
2446d3d6
DB
800check_func_headers(){
801 log check_func_headers "$@"
f8d7b072 802 headers=$1
edaf1ae2 803 funcs=$2
f8d7b072 804 shift 2
edaf1ae2
MR
805 {
806 for hdr in $headers; do
807 echo "#include <$hdr>"
808 done
809 for func in $funcs; do
810 echo "long check_$func(void) { return (long) $func; }"
811 done
812 echo "int main(void) { return 0; }"
813 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
814}
815
a5344cf7
SS
816check_cpp_condition(){
817 log check_cpp_condition "$@"
818 header=$1
819 condition=$2
f855b7b9 820 shift 2
cd52ec95 821 check_cpp "$@" <<EOF
a5344cf7
SS
822#include <$header>
823#if !($condition)
824#error "unsatisfied condition: $condition"
825#endif
826EOF
827}
828
57bd82d4
MR
829check_lib(){
830 log check_lib "$@"
831 header="$1"
832 func="$2"
833 shift 2
84400e9d 834 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
835}
836
f8d7b072
MR
837check_lib2(){
838 log check_lib2 "$@"
839 headers="$1"
edaf1ae2 840 funcs="$2"
f8d7b072 841 shift 2
edaf1ae2 842 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
843}
844
3f8040db
MR
845check_pkg_config(){
846 log check_pkg_config "$@"
847 pkg="$1"
848 headers="$2"
849 funcs="$3"
850 shift 3
851 $pkg_config --exists $pkg || return
852 pkg_cflags=$($pkg_config --cflags $pkg)
853 pkg_libs=$($pkg_config --libs $pkg)
854 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
855 set_safe ${pkg}_cflags $pkg_cflags &&
856 set_safe ${pkg}_libs $pkg_libs
857}
858
dcd479c0 859check_exec(){
2270b4b2 860 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
861}
862
7dfef245 863check_exec_crash(){
5e622c40 864 code=$(cat)
7dfef245
MR
865
866 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
867 # are safe but may not be available everywhere. Thus we use
868 # raise(SIGTERM) instead. The check is run in a subshell so we
869 # can redirect the "Terminated" message from the shell. SIGBUS
870 # is not defined by standard C so it is used conditionally.
871
2270b4b2 872 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
873#include <signal.h>
874static void sighandler(int sig){
875 raise(SIGTERM);
876}
692dd8ed
MR
877int foo(void){
878 $code
879}
e5af4a11 880int main(void){
7dfef245
MR
881 signal(SIGILL, sighandler);
882 signal(SIGFPE, sighandler);
883 signal(SIGSEGV, sighandler);
884#ifdef SIGBUS
885 signal(SIGBUS, sighandler);
886#endif
692dd8ed 887 foo();
7dfef245
MR
888}
889EOF
890}
891
72be9e73
DY
892check_type(){
893 log check_type "$@"
894 headers=$1
895 type=$2
896 shift 2
ae550ce9 897 disable_safe "$type"
5adc829e 898 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
899}
900
14d36751
MR
901check_struct(){
902 log check_type "$@"
903 headers=$1
904 struct=$2
905 member=$3
906 shift 3
907 disable_safe "${struct}_${member}"
5adc829e
MR
908 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
909 enable_safe "${struct}_${member}"
14d36751
MR
910}
911
57bd82d4
MR
912require(){
913 name="$1"
914 header="$2"
915 func="$3"
916 shift 3
917 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
918}
919
f8d7b072
MR
920require2(){
921 name="$1"
922 headers="$2"
923 func="$3"
924 shift 3
925 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
926}
927
3f8040db
MR
928require_pkg_config(){
929 pkg="$1"
930 check_pkg_config "$@" || die "ERROR: $pkg not found"
931 add_cflags $(get_safe ${pkg}_cflags)
932 add_extralibs $(get_safe ${pkg}_libs)
933}
934
ae43c4c0
MR
935hostcc_o(){
936 eval printf '%s\\n' $HOSTCC_O
937}
938
f0125de9
MR
939check_host_cc(){
940 log check_host_cc "$@"
941 cat > $TMPC
942 log_file $TMPC
ae43c4c0 943 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
944}
945
946check_host_cflags(){
947 log check_host_cflags "$@"
6c3fa06a 948 set -- $($host_cflags_filter "$@")
f0125de9
MR
949 check_host_cc "$@" <<EOF && append host_cflags "$@"
950int x;
951EOF
952}
953
c505dd31
MR
954apply(){
955 file=$1
956 shift
957 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
958}
959
c34681df 960cp_if_changed(){
5e27ec28
MR
961 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
962 mkdir -p "$(dirname $2)"
4ebc6a74 963 $cp_f "$1" "$2"
c34681df
MR
964}
965
dcd61286
DB
966# CONFIG_LIST contains configurable options, while HAVE_LIST is for
967# system-dependent things.
968
4a0d6686
AJ
969COMPONENT_LIST="
970 bsfs
971 decoders
972 demuxers
973 encoders
3cde40aa 974 filters
5666fd73 975 hwaccels
c552605c 976 indevs
4a0d6686 977 muxers
c552605c 978 outdevs
4a0d6686
AJ
979 parsers
980 protocols
981"
982
d89f2fa9
DB
983LIBRARY_LIST="
984 avcodec
985 avdevice
986 avfilter
987 avformat
988 avresample
989 avutil
990 swscale
991"
992
055c61b8
DB
993PROGRAM_LIST="
994 avconv
995 avplay
996 avprobe
997 avserver
055c61b8
DB
998"
999
4a0d6686
AJ
1000CONFIG_LIST="
1001 $COMPONENT_LIST
d89f2fa9 1002 $LIBRARY_LIST
055c61b8 1003 $PROGRAM_LIST
c88f5d72 1004 avisynth
f402916e 1005 bzlib
7f3f5f46 1006 dct
c73f65d9 1007 doc
05aec7bb 1008 dwt
92c6a099 1009 dxva2
1848f7d9 1010 fft
47941088 1011 frei0r
bc8c1395 1012 gnutls
c88f5d72 1013 gpl
d8d0d0b2 1014 gray
3abe5fbd 1015 hardcoded_tables
e417d80d 1016 libcdio
f7b8bffe 1017 libdc1394
2eed5a46 1018 libfaac
37eeb5e2 1019 libfdk_aac
a5b64584 1020 libfreetype
c88f5d72 1021 libgsm
3641b048 1022 libilbc
6ebe07fb 1023 libmp3lame
0b175caa
DB
1024 libopencore_amrnb
1025 libopencore_amrwb
6ebf0bfc 1026 libopencv
9a77d59a 1027 libopenjpeg
44617d6e 1028 libopus
0de9c41f 1029 libpulse
0f943ce6 1030 librtmp
f7cd9eed 1031 libschroedinger
ae14f311 1032 libspeex
150d2772 1033 libtheora
d89e738a 1034 libvo_aacenc
f502ff3f 1035 libvo_amrwbenc
c88f5d72 1036 libvorbis
8299a7f8 1037 libvpx
1cc60c47 1038 libx264
de295976 1039 libxavs
1cc60c47 1040 libxvid
b781cc12 1041 lsp
2a91ada8 1042 lzo
47a158cb 1043 mdct
c88f5d72 1044 memalign_hack
c88f5d72 1045 network
3fe142e2 1046 nonfree
a060866f 1047 openssl
8a3c8627 1048 pic
68602540 1049 rdft
e90f5b5a 1050 runtime_cpudetect
8cfbbd92 1051 safe_bitstream_reader
2e35e684 1052 shared
bd2216e4 1053 small
6b35d421 1054 sram
2e35e684 1055 static
a9ddb5b1 1056 swscale_alpha
8986fddc 1057 thumb
17492d5e 1058 vaapi
ac3dbb4d 1059 vda
17492d5e 1060 vdpau
9cad0e4e 1061 version3
7e4d9d5d 1062 xmm_clobber_test
56a059ac 1063 x11grab
c88f5d72 1064 zlib
4a0d6686 1065"
c88f5d72 1066
8eee7025 1067THREADS_LIST='
8eee7025
DB
1068 pthreads
1069 w32threads
1070'
1071
3f5b56e5 1072ARCH_LIST='
5873b623 1073 aarch64
3f5b56e5 1074 alpha
a2fc0f6a 1075 arm
fdcd782d
MR
1076 avr32
1077 avr32_ap
1078 avr32_uc
3f5b56e5
MR
1079 bfin
1080 ia64
1081 m68k
1082 mips
bae3abb0 1083 mips64
3f5b56e5 1084 parisc
79cb09b2 1085 ppc
34d11b87 1086 ppc64
3f5b56e5
MR
1087 s390
1088 sh4
1089 sparc
1090 sparc64
c75848cd
DB
1091 tilegx
1092 tilepro
0844bae1 1093 tomi
3f5b56e5
MR
1094 x86
1095 x86_32
1096 x86_64
1097'
1098
50cd43f2 1099ARCH_EXT_LIST_X86='
3bf96eec 1100 amd3dnow
a1ef9f08 1101 amd3dnowext
50cd43f2
DB
1102 avx
1103 fma4
1104 mmx
1105 mmxext
1106 sse
1107 sse2
1108 sse3
1109 sse4
1110 sse42
1111 ssse3
1112'
1113
1114ARCH_EXT_LIST="
1115 $ARCH_EXT_LIST_X86
1116 altivec
1ac9331a 1117 armv5te
edab3048 1118 armv6
ab5cb084 1119 armv6t2
f55b299a 1120 armvfp
6b18d278 1121 neon
799fde37 1122 ppc4xx
93eb8e4d 1123 vfpv3
bd9d34a0 1124 vis
50cd43f2 1125"
3f5b56e5 1126
fd712a55
DB
1127HAVE_LIST_CMDLINE='
1128 inline_asm
1129 symver
1130 yasm
1131'
1132
a3e02a8c
MR
1133HAVE_LIST_PUB='
1134 bigendian
d268eee9 1135 fast_unaligned
a3e02a8c
MR
1136'
1137
79042ab3 1138MATH_FUNCS="
fab0a8b2
MR
1139 atanf
1140 atan2f
79042ab3 1141 cbrtf
fab0a8b2 1142 cosf
79042ab3
DB
1143 exp2
1144 exp2f
fab0a8b2 1145 expf
79042ab3
DB
1146 isinf
1147 isnan
fab0a8b2 1148 ldexpf
79042ab3
DB
1149 llrint
1150 llrintf
1151 log2
1152 log2f
fab0a8b2 1153 log10f
79042ab3
DB
1154 lrint
1155 lrintf
fab0a8b2 1156 powf
79042ab3
DB
1157 rint
1158 round
1159 roundf
fab0a8b2 1160 sinf
79042ab3
DB
1161 trunc
1162 truncf
1163"
1164
3f5b56e5
MR
1165HAVE_LIST="
1166 $ARCH_EXT_LIST
43b73d59
DB
1167 $(add_suffix _external $ARCH_EXT_LIST)
1168 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1169 $HAVE_LIST_CMDLINE
a3e02a8c 1170 $HAVE_LIST_PUB
3f5b56e5 1171 $THREADS_LIST
79042ab3 1172 $MATH_FUNCS
be1a839c 1173 aligned_malloc
59782b82 1174 aligned_stack
35fd8122 1175 alsa_asoundlib_h
3f5b56e5 1176 altivec_h
c9fdab0d 1177 arpa_inet_h
ec9d2c15 1178 asm_mod_q
6308729e 1179 asm_mod_y
dffb41b9 1180 attribute_may_alias
e7ea5e3d 1181 attribute_packed
ecf97f22 1182 closesocket
1ac9331a 1183 cmov
15caccb9 1184 CommandLineToArgvW
180d43bc 1185 cpunop
1093383d 1186 CryptGenRandom
c88f5d72 1187 dcbzl
f8aa696f
DB
1188 dev_bktr_ioctl_bt848_h
1189 dev_bktr_ioctl_meteor_h
1190 dev_ic_bt8xx_h
f8aa696f 1191 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1192 dev_video_meteor_ioctl_meteor_h
ca6b544a 1193 direct_h
18b67ae5 1194 dlfcn_h
c88f5d72 1195 dlopen
bc574408 1196 dos_paths
fa845061 1197 dxva_h
245626d0
DB
1198 ebp_available
1199 ebx_available
c2a29455 1200 fast_64bit
669b5583 1201 fast_clz
7073e9fc 1202 fast_cmov
534a2231 1203 fcntl
9d99cc5a 1204 fork
84882df6 1205 getaddrinfo
da9e86f8 1206 gethrtime
667fb97a 1207 getopt
02e8f427 1208 GetProcessAffinityMask
fc5607f8 1209 GetProcessMemoryInfo
4e68cb8a 1210 GetProcessTimes
61183b5a 1211 GetSystemTimeAsFileTime
66be5b45 1212 getrusage
c3e73100 1213 getservbyport
61183b5a 1214 gettimeofday
a49d3025 1215 gnu_as
2f0c136e 1216 ibm_asm
2e1913b1 1217 inet_aton
3b1ab197 1218 io_h
abfc8d05 1219 isatty
8772997d 1220 jack_port_get_latency_range
9f5ff83f 1221 ldbrx
0b4a1821
AS
1222 libdc1394_1
1223 libdc1394_2
d96cd429
MR
1224 local_aligned_16
1225 local_aligned_8
a5b64584 1226 localtime_r
85dd97ad 1227 loongson
f8aa696f
DB
1228 machine_ioctl_bt848_h
1229 machine_ioctl_meteor_h
c88f5d72 1230 malloc_h
73f6d31e 1231 MapViewOfFile
c88f5d72 1232 memalign
6ffa87d3 1233 mkstemp
f80ddd5b 1234 mm_empty
0328b9ea 1235 mmap
e98b02de 1236 mprotect
4fa661a8 1237 msvcrt
d3d3a32c 1238 nanosleep
3e0b1c9a 1239 poll_h
1f91cdce 1240 posix_memalign
07b28702 1241 rdtsc
ea4d5f48 1242 sched_getaffinity
c88f5d72
MR
1243 sdl
1244 sdl_video_size
7e6a11bc 1245 SetConsoleTextAttribute
b507ebd1 1246 setmode
3e0b1c9a 1247 setrlimit
d3d3a32c 1248 Sleep
15d59d2c 1249 sndio_h
72be9e73 1250 socklen_t
deb29777 1251 soundcard_h
87958234 1252 strerror_r
6379900c 1253 strptime
47941088 1254 strtok_r
c0018613 1255 struct_addrinfo
75d339e0
MS
1256 struct_group_source_req
1257 struct_ip_mreq_source
b4d68544 1258 struct_ipv6_mreq
cdee08e3 1259 struct_pollfd
3e0b1c9a 1260 struct_rusage_ru_maxrss
b4d68544 1261 struct_sockaddr_in6
3b2372bf 1262 struct_sockaddr_sa_len
33a4dbdd 1263 struct_sockaddr_storage
a6a4793d 1264 struct_v4l2_frmivalenum_discrete
b462d132 1265 symver_asm_label
3e0b1c9a 1266 symver_gnu_asm
bcc73960 1267 sysconf
b9e22269 1268 sysctl
b58412f1 1269 sys_mman_h
06bb5905 1270 sys_param_h
b091aa44 1271 sys_resource_h
81644c2e 1272 sys_select_h
deb29777 1273 sys_soundcard_h
e64bceea 1274 sys_time_h
1b6e8b73 1275 sys_videoio_h
b265431e 1276 threads
542920b7 1277 unistd_h
d3d3a32c 1278 usleep
ce742de2 1279 vfp_args
7c5bfe7a 1280 VirtualAlloc
d3d3a32c 1281 windows_h
6ff3f3e7 1282 winsock2_h
cc078b5d 1283 xform_asm
6f74fb03 1284 xmm_clobbers
0cb78cef 1285"
44161118 1286
b6bb00b0
MR
1287# options emitted with CONFIG_ prefix but not available on command line
1288CONFIG_EXTRA="
87849592 1289 aandcttables
bfe9f48a 1290 ac3dsp
c292f6a2 1291 error_resilience
bfe9f48a 1292 gcrypt
478fd534 1293 golomb
9cad0e4e 1294 gplv3
478fd534
DB
1295 h264chroma
1296 h264dsp
1297 h264pred
915a2a0a 1298 h264qpel
478fd534 1299 huffman
9cad0e4e 1300 lgplv3
478fd534 1301 lpc
1e164c0b 1302 mpegaudio
bfe9f48a 1303 mpegaudiodsp
18bbca1f 1304 mpegvideo
ad08dfd5 1305 mpegvideoenc
bfe9f48a 1306 nettle
f704a079 1307 rangecoder
bfe9f48a
DB
1308 rtpdec
1309 sinewin
ab9f9876 1310 vp3dsp
b6bb00b0
MR
1311"
1312
520cc7f1 1313CMDLINE_SELECT="
3f5b56e5 1314 $ARCH_EXT_LIST
520cc7f1 1315 $CONFIG_LIST
fd712a55 1316 $HAVE_LIST_CMDLINE
8eee7025 1317 $THREADS_LIST
c8a4ae00 1318 asm
db6107b6 1319 cross_compile
520cc7f1
MR
1320 debug
1321 extra_warnings
8c6afa4d 1322 logging
65d12900 1323 lto
d2bbb2f7 1324 optimizations
520cc7f1 1325"
426be5dc
DB
1326
1327PATHS_LIST='
d156bede 1328 bindir
14a8acf1 1329 datadir
26759c44
MR
1330 incdir
1331 libdir
26759c44
MR
1332 mandir
1333 prefix
1334 shlibdir
426be5dc
DB
1335'
1336
1337CMDLINE_SET="
1338 $PATHS_LIST
121d78d0 1339 ar
426be5dc 1340 arch
313c46a6 1341 as
426be5dc
DB
1342 build_suffix
1343 cc
1344 cpu
1345 cross_prefix
50567afa 1346 dep_cc
ac63af34 1347 extra_version
9da6609f
MR
1348 host_cc
1349 host_cflags
095792f2 1350 host_ld
9da6609f
MR
1351 host_ldflags
1352 host_libs
82bb3329 1353 host_os
684b28e0 1354 ld
426be5dc 1355 logfile
4ae40685 1356 malloc_prefix
89641463 1357 nm
9cd7b854 1358 optflags
3f8040db 1359 pkg_config
154caa67 1360 random_seed
2fad0977 1361 samples
c5200f17
MR
1362 sysinclude
1363 sysroot
a7ada2ba 1364 target_exec
26759c44 1365 target_os
a7ada2ba 1366 target_path
aeeb782c 1367 toolchain
426be5dc 1368"
520cc7f1 1369
89f2932b
MR
1370CMDLINE_APPEND="
1371 extra_cflags
1372"
1373
912f3148
DB
1374# code dependency declarations
1375
9eeed841 1376# architecture extensions
808fa33c 1377
a2fc0f6a
MR
1378armv5te_deps="arm"
1379armv6_deps="arm"
ab5cb084 1380armv6t2_deps="arm"
a2fc0f6a 1381armvfp_deps="arm"
808fa33c 1382neon_deps="arm"
93eb8e4d 1383vfpv3_deps="armvfp"
808fa33c 1384
808fa33c
MR
1385altivec_deps="ppc"
1386ppc4xx_deps="ppc"
1387
1388vis_deps="sparc"
1389
7f8c3d1f 1390x86_64_suggest="cmov fast_cmov"
50cd43f2 1391
808fa33c
MR
1392amd3dnow_deps="mmx"
1393amd3dnowext_deps="amd3dnow"
9eeed841 1394mmx_deps="x86"
239fdf1b 1395mmxext_deps="mmx"
50cd43f2
DB
1396sse_deps="mmxext"
1397sse2_deps="sse"
1398sse3_deps="sse2"
1399ssse3_deps="sse3"
1400sse4_deps="ssse3"
1401sse42_deps="sse4"
1402avx_deps="sse42"
79687079 1403fma4_deps="avx"
9eeed841 1404
43b73d59
DB
1405mmx_external_deps="yasm"
1406mmx_inline_deps="inline_asm"
1407mmx_suggest="mmx_external mmx_inline"
1408
1409for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1410 eval dep=\$${ext}_deps
1411 eval ${ext}_external_deps='"${dep}_external"'
1412 eval ${ext}_inline_deps='"${dep}_inline"'
1413 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1414done
1415
59782b82 1416aligned_stack_if_any="ppc x86"
e939cedd 1417fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1418fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1419fast_unaligned_if_any="armv6 ppc x86"
669b5583 1420
6fec122a 1421inline_asm_deps="!tms470"
3e0b1c9a 1422need_memalign="altivec neon sse"
89e053f8 1423
b462d132
MR
1424symver_if_any="symver_asm_label symver_gnu_asm"
1425
88a35699
MS
1426log2_deps="!msvcrt"
1427
26fbcc85 1428# subsystems
dc609252 1429dct_select="rdft"
26fbcc85
MR
1430mdct_select="fft"
1431rdft_select="fft"
1e164c0b 1432mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1433mpegaudiodsp_select="dct"
ad08dfd5 1434mpegvideoenc_select="mpegvideo"
26fbcc85 1435
5666fd73 1436# decoders / encoders / hardware accelerators
cfc2a0cf 1437aac_decoder_select="mdct sinewin"
4538729a 1438aac_encoder_select="mdct sinewin"
136e19e1 1439aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1440ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1441ac3_encoder_select="mdct ac3dsp"
3d269059 1442ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1443alac_encoder_select="lpc"
b781cc12 1444amrnb_decoder_select="lsp"
2b2a597e 1445amrwb_decoder_select="lsp"
4538729a 1446atrac1_decoder_select="mdct sinewin"
26fbcc85 1447atrac3_decoder_select="mdct"
a33657ce
DB
1448binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1449binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1450cavs_decoder_select="golomb mpegvideo"
9b500b8f 1451comfortnoise_encoder_select="lpc"
4538729a 1452cook_decoder_select="mdct sinewin"
2a91ada8 1453cscd_decoder_select="lzo"
2eef7c62 1454cscd_decoder_suggest="zlib"
26fbcc85 1455dca_decoder_select="mdct"
ad08dfd5 1456dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1457dxa_decoder_select="zlib"
baf91bb9 1458eac3_decoder_select="ac3_decoder"
4264a0dd 1459eac3_encoder_select="ac3_encoder"
69804535 1460eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1461eatgq_decoder_select="aandcttables"
c292f6a2 1462eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1463ffv1_decoder_select="golomb rangecoder"
1464ffv1_encoder_select="rangecoder"
5a582bd3 1465ffvhuff_encoder_select="huffman"
4f034993 1466flac_decoder_select="golomb"
f4d608e3 1467flac_encoder_select="golomb lpc"
2eef7c62
AJ
1468flashsv_decoder_select="zlib"
1469flashsv_encoder_select="zlib"
c2d23309 1470flashsv2_decoder_select="zlib"
4414137e 1471flv_decoder_select="h263_decoder"
4d4b4bd1 1472flv_encoder_select="h263_encoder"
3447f12d 1473fraps_decoder_select="huffman"
c292f6a2 1474h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1475h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1476h263_decoder_select="error_resilience h263_parser mpegvideo"
1477h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1478h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1479h263i_decoder_select="h263_decoder"
fe629c2d 1480h263p_encoder_select="h263_encoder"
c292f6a2 1481h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1482h264_dxva2_hwaccel_deps="dxva2api_h"
1483h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1484h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1485h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1486h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1487huffyuv_encoder_select="huffman"
19be0f3c 1488iac_decoder_select="fft mdct sinewin"
56c8227d 1489imc_decoder_select="fft mdct sinewin"
4f034993
MR
1490jpegls_decoder_select="golomb"
1491jpegls_encoder_select="golomb"
ad08dfd5 1492ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1493loco_decoder_select="golomb"
c292f6a2 1494mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1495mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1496mlp_decoder_select="mlp_parser"
1e164c0b
DB
1497mp1_decoder_select="mpegaudio"
1498mp1float_decoder_select="mpegaudio"
1499mp2_decoder_select="mpegaudio"
1500mp2float_decoder_select="mpegaudio"
1501mp3_decoder_select="mpegaudio"
1502mp3adu_decoder_select="mpegaudio"
1503mp3adufloat_decoder_select="mpegaudio"
1504mp3float_decoder_select="mpegaudio"
1505mp3on4_decoder_select="mpegaudio"
1506mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1507mpc7_decoder_select="mpegaudiodsp"
1508mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1509mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1510mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1511mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1512mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1513mpeg1video_decoder_select="error_resilience mpegvideo"
1514mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1515mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1516mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1517mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1518mpeg2video_decoder_select="error_resilience mpegvideo"
1519mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1520mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1521mpeg4_encoder_select="h263_encoder"
95a61cfc 1522mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1523mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1524msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1525msmpeg4v1_encoder_select="h263_encoder"
4414137e 1526msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1527msmpeg4v2_encoder_select="h263_encoder"
4414137e 1528msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1529msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1530mss2_decoder_select="vc1_decoder"
4538729a
MR
1531nellymoser_decoder_select="mdct sinewin"
1532nellymoser_encoder_select="mdct sinewin"
2a91ada8 1533nuv_decoder_select="lzo"
2eef7c62
AJ
1534png_decoder_select="zlib"
1535png_encoder_select="zlib"
b781cc12 1536qcelp_decoder_select="lsp"
c4f5c2d6 1537qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1538ra_144_encoder_select="lpc"
9f43fdda 1539ralf_decoder_select="golomb"
a8beb22f 1540rv10_decoder_select="h263_decoder"
b2bf38b4 1541rv10_encoder_select="h263_encoder"
a8beb22f 1542rv20_decoder_select="h263_decoder"
b2bf38b4 1543rv20_encoder_select="h263_encoder"
c292f6a2
DB
1544rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1545rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1546shorten_decoder_select="golomb"
b781cc12 1547sipr_decoder_select="lsp"
f704a079
DB
1548snow_decoder_select="dwt rangecoder"
1549snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1550svq1_decoder_select="error_resilience mpegvideo"
1551svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1552svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1553svq3_decoder_suggest="zlib"
4eef77c1 1554theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1555tiff_decoder_suggest="zlib"
1556tiff_encoder_suggest="zlib"
aec09a00 1557truehd_decoder_select="mlp_decoder"
2eef7c62 1558tscc_decoder_select="zlib"
4538729a 1559twinvq_decoder_select="mdct lsp sinewin"
aa661113 1560utvideo_encoder_select="huffman"
915a2a0a 1561vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1562vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1563vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1564vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1565vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1566vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1567vorbis_decoder_select="mdct"
1568vorbis_encoder_select="mdct"
ab9f9876
MR
1569vp3_decoder_select="vp3dsp"
1570vp5_decoder_select="vp3dsp"
1571vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1572vp6a_decoder_select="vp6_decoder"
1573vp6f_decoder_select="vp6_decoder"
915a2a0a 1574vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1575wmapro_decoder_select="mdct sinewin"
1576wmav1_decoder_select="mdct sinewin"
1577wmav1_encoder_select="mdct sinewin"
1578wmav2_decoder_select="mdct sinewin"
1579wmav2_encoder_select="mdct sinewin"
1580wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1581wmv1_decoder_select="h263_decoder"
665507aa 1582wmv1_encoder_select="h263_encoder"
f95bfab0 1583wmv2_decoder_select="h263_decoder"
1746e2a9 1584wmv2_encoder_select="h263_encoder"
015f8ee0 1585wmv3_decoder_select="vc1_decoder"
f0f86627 1586wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1587wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1588wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1589wmv3image_decoder_select="wmv3_decoder"
0e714f88 1590zerocodec_decoder_select="zlib"
2eef7c62
AJ
1591zlib_decoder_select="zlib"
1592zlib_encoder_select="zlib"
1593zmbv_decoder_select="zlib"
1594zmbv_encoder_select="zlib"
30fd06be 1595
0afab17e 1596vaapi_deps="va_va_h"
ac3dbb4d 1597vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1598vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1599
28b80940 1600# parsers
c292f6a2
DB
1601h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1602mpeg4video_parser_select="error_resilience mpegvideo"
1603mpegvideo_parser_select="error_resilience mpegvideo"
1604vc1_parser_select="error_resilience mpegvideo"
28b80940 1605
912f3148 1606# external libraries
c9171a83 1607libfaac_encoder_deps="libfaac"
37eeb5e2 1608libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1609libgsm_decoder_deps="libgsm"
1610libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1611libgsm_ms_decoder_deps="libgsm"
1612libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1613libilbc_decoder_deps="libilbc"
1614libilbc_encoder_deps="libilbc"
1cc60c47 1615libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1616libopencore_amrnb_decoder_deps="libopencore_amrnb"
1617libopencore_amrnb_encoder_deps="libopencore_amrnb"
1618libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1619libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1620libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1621libopus_decoder_deps="libopus"
6cb8c854 1622libopus_encoder_deps="libopus"
f7cd9eed
AS
1623libschroedinger_decoder_deps="libschroedinger"
1624libschroedinger_encoder_deps="libschroedinger"
ae14f311 1625libspeex_decoder_deps="libspeex"
b606a017 1626libspeex_encoder_deps="libspeex"
150d2772 1627libtheora_encoder_deps="libtheora"
d89e738a 1628libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1629libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1630libvorbis_encoder_deps="libvorbis"
8299a7f8 1631libvpx_decoder_deps="libvpx"
ee0e9146 1632libvpx_encoder_deps="libvpx"
1cc60c47 1633libx264_encoder_deps="libx264"
de295976 1634libxavs_encoder_deps="libxavs"
1cc60c47 1635libxvid_encoder_deps="libxvid"
30fd06be 1636
912f3148 1637# demuxers / muxers
c2dd0e9e 1638ac3_demuxer_select="ac3_parser"
647c2356 1639asf_stream_muxer_select="asf_muxer"
4e622dea 1640avisynth_demuxer_deps="avisynth"
c2dd0e9e 1641dirac_demuxer_select="dirac_parser"
5b423887 1642eac3_demuxer_select="ac3_parser"
c2dd0e9e 1643flac_demuxer_select="flac_parser"
647c2356 1644ipod_muxer_select="mov_muxer"
647c2356 1645matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1646matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1647mov_demuxer_suggest="zlib"
c2dd0e9e 1648mp3_demuxer_select="mpegaudio_parser"
647c2356 1649mp4_muxer_select="mov_muxer"
18bbca1f 1650mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1651mpegtsraw_demuxer_select="mpegts_demuxer"
1652mxf_d10_muxer_select="mxf_muxer"
24ca518b 1653ogg_demuxer_select="golomb"
647c2356 1654psp_muxer_select="mov_muxer"
44594cc7 1655rtp_demuxer_select="sdp_demuxer"
18bbca1f 1656rtp_muxer_select="mpegvideo"
44b70ce5
MS
1657rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1658rtsp_demuxer_select="http_protocol rtpdec"
1659rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1660sap_demuxer_select="sdp_demuxer"
2aab70c4 1661sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1662sdp_demuxer_select="rtpdec"
e772f9fa 1663smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1664spdif_muxer_select="aac_parser"
647c2356
DB
1665tg2_muxer_select="mov_muxer"
1666tgp_muxer_select="mov_muxer"
6bdaa5f4 1667w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1668
1669# indevs / outdevs
38e54a75 1670alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1671alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1672bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1673dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1674fbdev_indev_deps="linux_fb_h"
38e54a75 1675jack_indev_deps="jack_jack_h"
e417d80d 1676libcdio_indev_deps="libcdio"
38e54a75 1677libdc1394_indev_deps="libdc1394"
38e54a75
SS
1678oss_indev_deps_any="soundcard_h sys_soundcard_h"
1679oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1680pulse_indev_deps="libpulse"
15d59d2c
B
1681sndio_indev_deps="sndio_h"
1682sndio_outdev_deps="sndio_h"
38e54a75 1683v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1684vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1685vfwcap_indev_extralibs="-lavicap32"
24f8961f 1686x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1687
912f3148 1688# protocols
acd554c1
SP
1689ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1690ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1691ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1692ffrtmphttp_protocol_deps="!librtmp_protocol"
1693ffrtmphttp_protocol_select="http_protocol"
3fff6382 1694gopher_protocol_deps="network"
c40e1757
JS
1695httpproxy_protocol_deps="network"
1696httpproxy_protocol_select="tcp_protocol"
c08fb000 1697http_protocol_deps="network"
279a0c97 1698http_protocol_select="tcp_protocol"
183baead 1699https_protocol_select="tls_protocol"
c3b57d6e
DB
1700librtmp_protocol_deps="librtmp"
1701librtmpe_protocol_deps="librtmp"
1702librtmps_protocol_deps="librtmp"
1703librtmpt_protocol_deps="librtmp"
1704librtmpte_protocol_deps="librtmp"
c60a2d70 1705mmsh_protocol_select="http_protocol"
b4cf3f6c 1706mmst_protocol_deps="network"
c3b57d6e 1707rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1708rtmp_protocol_select="tcp_protocol"
acd554c1 1709rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1710rtmps_protocol_deps="!librtmp_protocol"
1711rtmps_protocol_select="tls_protocol"
775c4d36 1712rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1713rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1714rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1715rtp_protocol_select="udp_protocol"
83c93fe7 1716sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1717tcp_protocol_deps="network"
558d192d
MS
1718tls_protocol_deps_any="openssl gnutls"
1719tls_protocol_select="tcp_protocol"
c08fb000
AB
1720udp_protocol_deps="network"
1721
6ebf0bfc 1722# filters
13fabd7a 1723blackframe_filter_deps="gpl"
ce6b6ef6 1724boxblur_filter_deps="gpl"
68b79bfc 1725cropdetect_filter_deps="gpl"
b157be1f 1726delogo_filter_deps="gpl"
a5b64584 1727drawtext_filter_deps="libfreetype"
2e5ff4d0 1728frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1729frei0r_filter_extralibs='$ldl'
a42bb9d6 1730frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1731frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1732hqdn3d_filter_deps="gpl"
d371e7b9 1733resample_filter_deps="avresample"
cf69ad35 1734ocv_filter_deps="libopencv"
2f296e39 1735scale_filter_deps="swscale"
acbac567 1736yadif_filter_deps="gpl"
6ebf0bfc 1737
5a0f7131 1738# libraries
d89f2fa9
DB
1739avcodec_deps="avutil"
1740avdevice_deps="avutil avcodec avformat"
1741avfilter_deps="avutil"
1742avformat_deps="avutil avcodec"
1743avresample_deps="avutil"
1744swscale_deps="avutil"
f7679c54 1745
912f3148 1746# programs
54fd593a
MS
1747avconv_deps="avcodec avfilter avformat avresample swscale"
1748avconv_select="aformat_filter asyncts_filter
1749 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1750avplay_deps="avcodec avformat swscale sdl"
1751avplay_select="rdft"
9e12f0bf 1752avprobe_deps="avcodec avformat"
b263bf66 1753avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1754avserver_extralibs='$ldl'
a2830dca 1755
c73f65d9 1756doc_deps="texi2html"
912f3148 1757
de6d9b64 1758# default parameters
8a608357 1759
19bd477d 1760logfile="config.log"
8a608357
MR
1761
1762# installation paths
c9d19248
MR
1763prefix_default="/usr/local"
1764bindir_default='${prefix}/bin'
6291d7e4 1765datadir_default='${prefix}/share/avconv'
c9d19248
MR
1766incdir_default='${prefix}/include'
1767libdir_default='${prefix}/lib'
1768mandir_default='${prefix}/share/man'
1769shlibdir_default="$libdir_default"
8a608357
MR
1770
1771# toolchain
121d78d0 1772ar_default="ar"
13c7df3d 1773cc_default="gcc"
9da6609f 1774host_cc_default="gcc"
4ebc6a74 1775cp_f="cp -f"
11e6d03a 1776ln_s="ln -sf"
2a8a860a 1777nm_default="nm -g"
11e6d03a 1778objformat="elf"
3f8040db 1779pkg_config_default=pkg-config
be7109c1 1780ranlib="ranlib"
11e6d03a 1781yasmexe="yasm"
8a608357 1782
3e0b1c9a 1783nogas=":"
8182dc34 1784
8a608357 1785# machine
8d4c00ed 1786arch_default=$(uname -m)
38d0a8aa 1787cpu="generic"
8a608357 1788
8a608357 1789# OS
8d4c00ed
MR
1790target_os_default=$(tolower $(uname -s))
1791host_os=$target_os_default
8a608357 1792
8a608357 1793# configurable options
d89f2fa9 1794enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1795
3e0b1c9a
DB
1796enable asm
1797enable debug
1798enable doc
497237c7 1799enable network
8400d6b8 1800enable optimizations
8cfbbd92 1801enable safe_bitstream_reader
530dc538 1802enable static
a9ddb5b1 1803enable swscale_alpha
8a608357 1804
8a608357 1805# build settings
9987769a 1806SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1807AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1808LIBPREF="lib"
1809LIBSUF=".a"
c5f14466
RP
1810FULLNAME='$(NAME)$(BUILDSUF)'
1811LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1812SLIBPREF="lib"
1813SLIBSUF=".so"
c5f14466 1814SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1815SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1816SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1817LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1818SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1819SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1820
68485d1f
MR
1821asflags_filter=echo
1822cflags_filter=echo
64933b6c
MR
1823ldflags_filter=echo
1824
23565c26 1825AS_C='-c'
bc877faf 1826AS_O='-o $@'
23565c26 1827CC_C='-c'
18031c49 1828CC_E='-E -o $@'
7e6c86e6 1829CC_O='-o $@'
a758c5e2 1830LD_O='-o $@'
8db73c61
MR
1831LD_LIB='-l%'
1832LD_PATH='-L'
23565c26 1833HOSTCC_C='-c'
a758c5e2 1834HOSTCC_O='-o $@'
095792f2 1835HOSTLD_O='-o $@'
7e6c86e6 1836
1d01fee9 1837host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1838host_libs='-lm'
6c3fa06a
MR
1839host_cflags_filter=echo
1840host_ldflags_filter=echo
9da6609f 1841
9b861379 1842target_path='$(CURDIR)'
a7ada2ba 1843
a158446b
MR
1844# since the object filename is not given with the -MM flag, the compiler
1845# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1846DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1847DEPFLAGS='-MM'
315c741d 1848
c597172e 1849# find source path
24524f36 1850if test -f configure; then
f038cf3c 1851 source_path=.
c597172e 1852else
8477f2de 1853 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1854 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1855 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1856 test -e "$source_path/config.h" &&
1857 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1858fi
1859
13cbe2c0 1860for v in "$@"; do
b04251c5
MR
1861 r=${v#*=}
1862 l=${v%"$r"}
1863 r=$(sh_quote "$r")
29ba0911 1864 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1865done
c597172e 1866
73ef8980
MR
1867find_things(){
1868 thing=$1
1869 pattern=$2
1870 file=$source_path/$3
932ccf39 1871 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1872}
1873
1874ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1875DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1876HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1877PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1878BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1879MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1880DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1881OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1882INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1883PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1884FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1885
54e75be4
DB
1886ALL_COMPONENTS="
1887 $BSF_LIST
1888 $DECODER_LIST
1889 $DEMUXER_LIST
1890 $ENCODER_LIST
1891 $FILTER_LIST
1892 $HWACCEL_LIST
1893 $INDEV_LIST
1894 $MUXER_LIST
1895 $OUTDEV_LIST
1896 $PARSER_LIST
1897 $PROTOCOL_LIST
1898"
1899
8469ae22
MR
1900for n in $COMPONENT_LIST; do
1901 v=$(toupper ${n%s})_LIST
1902 eval enable \$$v
1903 eval ${n}_if_any="\$$v"
1904done
1905
4b587848
DB
1906disable snow_decoder snow_encoder
1907
206a070d 1908enable $ARCH_EXT_LIST
c597172e
MR
1909
1910die_unknown(){
1911 echo "Unknown option \"$1\"."
1912 echo "See $0 --help for available options."
1913 exit 1
1914}
1915
794f8e97 1916show_list() {
bf0c4afa
RP
1917 suffix=_$1
1918 shift
2b444ea7 1919 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1920 exit 0
1921}
1922
154caa67
MR
1923rand_list(){
1924 IFS=', '
1925 set -- $*
1926 unset IFS
1927 for thing; do
1928 comp=${thing%:*}
1929 prob=${thing#$comp}
1930 prob=${prob#:}
1931 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1932 echo "prob ${prob:-0.5}"
1933 printf '%s\n' $comp
1934 done
1935}
1936
1937do_random(){
1938 action=$1
1939 shift
1940 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1941 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1942}
1943
c597172e 1944for opt do
7483e694
DB
1945 optval="${opt#*=}"
1946 case "$opt" in
0f010b2f 1947 --extra-ldflags=*) add_ldflags $optval
7483e694 1948 ;;
0f010b2f 1949 --extra-libs=*) add_extralibs $optval
7483e694 1950 ;;
8fb1cb58 1951 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1952 ;;
40bcf4c7
BL
1953 --enable-debug=*) debuglevel="$optval"
1954 ;;
e28b7553
DB
1955 --disable-programs)
1956 disable $PROGRAM_LIST
1957 ;;
36e2dea0 1958 --disable-everything)
1b15dc3c 1959 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1960 ;;
154caa67
MR
1961 --enable-random|--disable-random)
1962 action=${opt%%-random}
1963 do_random ${action#--} $COMPONENT_LIST
1964 ;;
1965 --enable-random=*|--disable-random=*)
1966 action=${opt%%-random=*}
1967 do_random ${action#--} $optval
1968 ;;
7483e694 1969 --enable-*=*|--disable-*=*)
8b93ddc3 1970 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1971 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1972 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1973 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1974 $action $(filter "$name" $list)
7483e694
DB
1975 ;;
1976 --enable-?*|--disable-?*)
5e622c40 1977 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1978 if is_in $option $COMPONENT_LIST; then
fed5d54b 1979 test $action = disable && action=unset
e3773a55
MR
1980 eval $action \$$(toupper ${option%s})_LIST
1981 elif is_in $option $CMDLINE_SELECT; then
1982 $action $option
1983 else
1984 die_unknown $opt
1985 fi
7483e694
DB
1986 ;;
1987 --list-*)
1988 NAME="${opt#--list-}"
1989 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1990 NAME=${NAME%s}
1991 eval show_list $NAME \$$(toupper $NAME)_LIST
1992 ;;
1993 --help|-h) show_help
1994 ;;
1995 *)
884a36a7 1996 optname="${opt%%=*}"
26759c44
MR
1997 optname="${optname#--}"
1998 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1999 if is_in $optname $CMDLINE_SET; then
2000 eval $optname='$optval'
2001 elif is_in $optname $CMDLINE_APPEND; then
2002 append $optname "$optval"
2003 else
2004 die_unknown $opt
2005 fi
7483e694
DB
2006 ;;
2007 esac
c597172e
MR
2008done
2009
bcea99bb
MR
2010disabled logging && logfile=/dev/null
2011
29ba0911 2012echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2013set >> $logfile
2014
9da6609f
MR
2015test -n "$cross_prefix" && enable cross_compile
2016
8d4c00ed
MR
2017if enabled cross_compile; then
2018 test -n "$arch" && test -n "$target_os" ||
2019 die "Must specify target arch and OS when cross-compiling"
2020fi
2021
121d78d0 2022ar_default="${cross_prefix}${ar_default}"
11e6d03a 2023cc_default="${cross_prefix}${cc_default}"
20e0ed95 2024nm_default="${cross_prefix}${nm_default}"
3f8040db 2025pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2026ranlib="${cross_prefix}${ranlib}"
adb2b908 2027
c5200f17
MR
2028sysinclude_default="${sysroot}/usr/include"
2029
aeeb782c 2030case "$toolchain" in
0fbb62a8
LB
2031 clang-asan)
2032 cc_default="clang"
2033 add_cflags -faddress-sanitizer
2034 add_ldflags -faddress-sanitizer
2035 ;;
2036 clang-tsan)
2037 cc_default="clang"
2038 add_cflags -fthread-sanitizer
2039 add_ldflags -fthread-sanitizer
2040 ;;
aeeb782c
MR
2041 msvc)
2042 cc_default="c99wrap cl"
2043 ld_default="c99wrap link"
2044 nm_default="dumpbin -symbols"
ac3a9b51 2045 ar_default="lib"
53e8cd68 2046 target_os_default="win32"
aeeb782c
MR
2047 ;;
2048 ?*)
2049 die "Unknown toolchain $toolchain"
2050 ;;
2051esac
2052
53e8cd68 2053set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2054enabled cross_compile || host_cc_default=$cc
2055set_default host_cc
13c7df3d 2056
762f95e4
MR
2057if ! $pkg_config --version >/dev/null 2>&1; then
2058 warn "$pkg_config not found, library detection may fail."
2059 pkg_config=false
2060fi
2061
82bb3329
MR
2062exesuf() {
2063 case $1 in
53e8cd68 2064 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2065 esac
2066}
2067
2068EXESUF=$(exesuf $target_os)
2069HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2070
e4e69e0b 2071# set temporary file name
a49d42c2 2072: ${TMPDIR:=$TEMPDIR}
c51fafa1 2073: ${TMPDIR:=$TMP}
a49d42c2 2074: ${TMPDIR:=/tmp}
e4e69e0b 2075
a210bce2 2076if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2077 # simple replacement for missing mktemp
2078 # NOT SAFE FOR GENERAL USE
2079 mktemp(){
09a5c245 2080 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2081 }
2082fi
2083
2084tmpfile(){
2085 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2086 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2087 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2088 append TMPFILES $tmp
2089 eval $1=$tmp
2090}
2091
2092trap 'rm -f -- $TMPFILES' EXIT
54460a83 2093
55127e7b 2094tmpfile TMPASM .asm
3e0b1c9a
DB
2095tmpfile TMPC .c
2096tmpfile TMPE $EXESUF
2097tmpfile TMPH .h
2098tmpfile TMPO .o
2099tmpfile TMPS .S
2100tmpfile TMPSH .sh
2101tmpfile TMPV .ver
54460a83
MR
2102
2103unset -f mktemp
e4e69e0b 2104
fb3c4ffc
MR
2105chmod +x $TMPE
2106
993f2d0f
MR
2107# make sure we can execute files in $TMPDIR
2108cat > $TMPSH 2>> $logfile <<EOF
2109#! /bin/sh
2110EOF
2111chmod +x $TMPSH >> $logfile 2>&1
2112if ! $TMPSH >> $logfile 2>&1; then
2113 cat <<EOF
2114Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2115variable to another directory and make sure that it is not mounted noexec.
2116EOF
2117 die "Sanity test failed."
2118fi
993f2d0f 2119
457cc333
MR
2120ccc_flags(){
2121 for flag; do
2122 case $flag in
2123 -std=c99) echo -c99 ;;
2124 -mcpu=*) echo -arch ${flag#*=} ;;
2125 -mieee) echo -ieee ;;
2126 -O*|-fast) echo $flag ;;
2127 -fno-math-errno) echo -assume nomath_errno ;;
2128 -g) echo -g3 ;;
2129 -Wall) echo -msg_enable level2 ;;
2130 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2131 -Wl,*) echo $flag ;;
2132 -f*|-W*) ;;
2133 *) echo $flag ;;
2134 esac
2135 done
2136}
2137
dfa559bc
RB
2138msvc_flags(){
2139 for flag; do
2140 case $flag in
2141 -fomit-frame-pointer) echo -Oy ;;
2142 -g) echo -Z7 ;;
2143 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2144 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2145 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2146 -wd4996 -wd4273 ;;
dfa559bc
RB
2147 -std=c99) ;;
2148 -fno-math-errno) ;;
2149 -fno-common) ;;
2150 -fno-signed-zeros) ;;
2151 -lz) echo zlib.lib ;;
bd680c7b
DB
2152 -lavifil32) echo vfw32.lib ;;
2153 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2154 -l*) echo ${flag#-l}.lib ;;
2155 *) echo $flag ;;
2156 esac
2157 done
2158}
2159
d0c6d424
MR
2160pgi_flags(){
2161 for flag; do
2162 case $flag in
643933f5 2163 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2164 -fomit-frame-pointer) echo -Mnoframe ;;
2165 -g) echo -gopt ;;
2166 *) echo $flag ;;
2167 esac
2168 done
2169}
2170
2171suncc_flags(){
2172 for flag; do
2173 case $flag in
2174 -march=*|-mcpu=*)
2175 case "${flag#*=}" in
2176 native) echo -xtarget=native ;;
2177 v9|niagara) echo -xarch=sparc ;;
2178 ultrasparc) echo -xarch=sparcvis ;;
2179 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2180 i586|pentium) echo -xchip=pentium ;;
2181 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2182 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2183 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2184 pentium4*) echo -xtarget=pentium4 ;;
2185 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2186 *-sse3) echo -xarch=sse3 ;;
2187 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2188 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2189 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2190 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2191 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2192 k8|opteron|athlon64|athlon-fx)
2193 echo -xarch=sse2a ;;
2194 athlon*) echo -xarch=pentium_proa ;;
2195 esac
2196 ;;
2197 -std=c99) echo -xc99 ;;
2198 -fomit-frame-pointer) echo -xregs=frameptr ;;
2199 -fPIC) echo -KPIC -xcode=pic32 ;;
2200 -W*,*) echo $flag ;;
2201 -f*-*|-W*) ;;
2202 *) echo $flag ;;
2203 esac
2204 done
2205}
2206
2207tms470_flags(){
2208 for flag; do
2209 case $flag in
2210 -march=*|-mcpu=*)
2211 case "${flag#*=}" in
2212 armv7-a|cortex-a*) echo -mv=7a8 ;;
2213 armv7-r|cortex-r*) echo -mv=7r4 ;;
2214 armv7-m|cortex-m*) echo -mv=7m3 ;;
2215 armv6*|arm11*) echo -mv=6 ;;
2216 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2217 echo -mv=5e ;;
2218 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2219 esac
2220 ;;
2221 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2222 -mfpu=vfp) echo --float_support=vfpv2 ;;
2223 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2224 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2225 -msoft-float) echo --float_support=vfplib ;;
2226 -O[0-3]|-mf=*) echo $flag ;;
2227 -g) echo -g -mn ;;
2228 -pds=*) echo $flag ;;
ad93dccb
MR
2229 -D*|-I*) echo $flag ;;
2230 --gcc|--abi=*) echo $flag ;;
2231 -me) echo $flag ;;
d0c6d424
MR
2232 esac
2233 done
2234}
2235
a758c5e2
MR
2236probe_cc(){
2237 pfx=$1
2238 _cc=$2
2239
8db73c61
MR
2240 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2241 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2242 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2243 _flags_filter=echo
2244
2245 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2246 _type=llvm_gcc
2247 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2248 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2249 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2250 _cflags_speed='-O3'
2251 _cflags_size='-Os'
2252 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2253 _type=gcc
2254 gcc_version=$($_cc --version | head -n1)
2255 gcc_basever=$($_cc -dumpversion)
2256 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2257 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2258 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2259 if ! $_cc -dumpversion | grep -q '^2\.'; then
2260 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2261 fi
2262 _cflags_speed='-O3'
2263 _cflags_size='-Os'
2264 elif $_cc --version 2>/dev/null | grep -q Intel; then
2265 _type=icc
2266 _ident=$($_cc --version | head -n1)
2267 _depflags='-MMD'
2268 _cflags_speed='-O3'
2269 _cflags_size='-Os'
2270 _cflags_noopt='-O1'
2271 elif $_cc -v 2>&1 | grep -q xlc; then
2272 _type=xlc
2273 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2274 _cflags_speed='-O5'
2275 _cflags_size='-O5 -qcompact'
2276 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2277 _type=ccc
2278 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2279 _DEPFLAGS='-M'
a758c5e2
MR
2280 _cflags_speed='-fast'
2281 _cflags_size='-O1'
457cc333 2282 _flags_filter=ccc_flags
a758c5e2
MR
2283 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2284 test -d "$sysroot" || die "No valid sysroot specified."
2285 _type=armcc
2286 _ident=$($_cc --vsn | head -n1)
2287 armcc_conf="$PWD/armcc.conf"
2288 $_cc --arm_linux_configure \
2289 --arm_linux_config_file="$armcc_conf" \
2290 --configure_sysroot="$sysroot" \
2291 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2292 die "Error creating armcc configuration file."
2293 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2294 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2295 as_default="${cross_prefix}gcc"
2296 _depflags='-MMD'
2297 _cflags_speed='-O3'
2298 _cflags_size='-Os'
0122118e 2299 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2300 _type=tms470
2301 _ident=$($_cc -version | head -n1 | tr -s ' ')
2302 _flags='--gcc --abi=eabi -me'
18031c49 2303 _cc_e='-ppl -fe=$@'
a758c5e2 2304 _cc_o='-fe=$@'
a758c5e2
MR
2305 _depflags='-ppa -ppd=$(@:.o=.d)'
2306 _cflags_speed='-O3 -mf=5'
2307 _cflags_size='-O3 -mf=2'
2308 _flags_filter=tms470_flags
2309 elif $_cc -v 2>&1 | grep -q clang; then
2310 _type=clang
2311 _ident=$($_cc --version | head -n1)
2312 _depflags='-MMD'
2313 _cflags_speed='-O3'
2314 _cflags_size='-Os'
2315 elif $_cc -V 2>&1 | grep -q Sun; then
2316 _type=suncc
2317 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2318 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2319 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2320 _ldflags='-std=c99'
2321 _cflags_speed='-O5'
2322 _cflags_size='-O5 -xspace'
2323 _flags_filter=suncc_flags
2324 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2325 _type=pathscale
2326 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2327 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2328 _cflags_speed='-O2'
2329 _cflags_size='-Os'
2330 _flags_filter='filter_out -Wdisabled-optimization'
2331 elif $_cc -v 2>&1 | grep -q Open64; then
2332 _type=open64
2333 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2334 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2335 _cflags_speed='-O2'
2336 _cflags_size='-Os'
2337 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2338 elif $_cc -V 2>&1 | grep -q Portland; then
2339 _type=pgi
2340 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2341 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2342 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2343 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2344 _cflags_noopt="-O1"
2345 _flags_filter=pgi_flags
dfa559bc
RB
2346 elif $_cc 2>&1 | grep -q Microsoft; then
2347 _type=msvc
2348 _ident=$($cc 2>&1 | head -n1)
2349 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2350 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2351 _cflags_speed="-O2"
2352 _cflags_size="-O1"
2353 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2354 if $_cc 2>&1 | grep -q Linker; then
2355 _ld_o='-out $@'
2356 else
2357 _ld_o='-Fe$@'
2358 fi
2359 _cc_o='-Fo $@'
a224b2cb 2360 _cc_e='-P -Fi $@'
dfa559bc
RB
2361 _flags_filter=msvc_flags
2362 _ld_lib='lib%.a'
2363 _ld_path='-libpath:'
2364 _flags='-nologo'
2365 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2366 if [ $pfx = hostcc ]; then
6a0200f2 2367 append _cflags -Dsnprintf=_snprintf
dfa559bc 2368 fi
aef6bd1b 2369 fi
a758c5e2
MR
2370
2371 eval ${pfx}_type=\$_type
2372 eval ${pfx}_ident=\$_ident
2373}
2374
2375set_ccvars(){
23565c26 2376 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2377 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2378 eval ${1}_O=\${_cc_o-\${${1}_O}}
2379
2380 if [ -n "$_depflags" ]; then
2381 eval ${1}_DEPFLAGS=\$_depflags
2382 else
2383 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2384 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2385 eval DEP${1}FLAGS=\$_flags
2386 fi
2387}
2388
2389probe_cc cc "$cc"
2390cflags_filter=$_flags_filter
2391cflags_speed=$_cflags_speed
2392cflags_size=$_cflags_size
2393cflags_noopt=$_cflags_noopt
2394add_cflags $_flags $_cflags
2395cc_ldflags=$_ldflags
2396set_ccvars CC
2397
2398probe_cc hostcc "$host_cc"
2399host_cflags_filter=$_flags_filter
a758c5e2 2400add_host_cflags $_flags $_cflags
a758c5e2 2401set_ccvars HOSTCC
629687f6 2402
851ffa80
MR
2403test -n "$cc_type" && enable $cc_type ||
2404 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2405
75bafbac 2406: ${as_default:=$cc}
50567afa 2407: ${dep_cc_default:=$cc}
684b28e0 2408: ${ld_default:=$cc}
095792f2
MR
2409: ${host_ld_default:=$host_cc}
2410set_default ar as dep_cc ld host_ld
75800dce 2411
a758c5e2
MR
2412probe_cc as "$as"
2413asflags_filter=$_flags_filter
2414add_asflags $_flags $_cflags
2415set_ccvars AS
2416
2417probe_cc ld "$ld"
2418ldflags_filter=$_flags_filter
2419add_ldflags $_flags $_ldflags
2420test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2421LD_O=${_ld_o-$LD_O}
8db73c61
MR
2422LD_LIB=${_ld_lib-$LD_LIB}
2423LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2424
095792f2
MR
2425probe_cc hostld "$host_ld"
2426host_ldflags_filter=$_flags_filter
2427add_host_ldflags $_flags $_ldflags
2428HOSTLD_O=${_ld_o-$HOSTLD_O}
2429
a758c5e2
MR
2430if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2431 probe_cc depcc "$dep_cc"
2432 CCDEP=${_DEPCMD:-$DEPCMD}
2433 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2434 DEPCCFLAGS=$_flags
2435fi
07dec06e 2436
3dbc777c
MR
2437if $ar 2>&1 | grep -q Microsoft; then
2438 arflags="-nologo"
2439 ar_o='-out:$@'
2440elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2441 arflags="rq"
2442 ar_o='$@'
2443else
2444 arflags="rc"
2445 ar_o='$@'
2446fi
2447
7f32f40c 2448add_cflags $extra_cflags
2f2e6c7c 2449add_asflags $extra_cflags
7f32f40c 2450
154d432c
MR
2451if test -n "$sysroot"; then
2452 case "$cc_type" in
00ba041c 2453 gcc|llvm_gcc|clang)
467256f2 2454 add_cppflags --sysroot="$sysroot"
154d432c
MR
2455 add_ldflags --sysroot="$sysroot"
2456 ;;
6fec122a
MR
2457 tms470)
2458 add_cppflags -I"$sysinclude"
2459 add_ldflags --sysroot="$sysroot"
2460 ;;
154d432c
MR
2461 esac
2462fi
2463
d22c13a8
MR
2464if test "$cpu" = host; then
2465 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2466
2467 case "$cc_type" in
613a4e3f 2468 gcc|llvm_gcc)
d22c13a8
MR
2469 check_native(){
2470 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2471 sed -n "/cc1.*$1=/{
27ce1be8
MR
2472 s/.*$1=\\([^ ]*\\).*/\\1/
2473 p
2474 q
2475 }" $TMPE
d22c13a8
MR
2476 }
2477 cpu=$(check_native -march || check_native -mcpu)
2478 ;;
2479 esac
2480
2481 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2482fi
2483
e939cedd
MR
2484# Deal with common $arch aliases
2485case "$arch" in
5873b623
MR
2486 aarch64|arm64)
2487 arch="aarch64"
2488 ;;
e939cedd
MR
2489 arm*)
2490 arch="arm"
2491 ;;
2acda282 2492 mips*|IP*)
e939cedd
MR
2493 arch="mips"
2494 ;;
a6e9d649 2495 parisc*|hppa*)
e939cedd
MR
2496 arch="parisc"
2497 ;;
56203596 2498 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2499 arch="ppc"
2500 ;;
e939cedd
MR
2501 s390|s390x)
2502 arch="s390"
2503 ;;
2504 sh4|sh)
2505 arch="sh4"
2506 ;;
4cd217c0 2507 sun4u|sparc*)
e939cedd 2508 arch="sparc"
e939cedd 2509 ;;
c75848cd
DB
2510 tilegx|tile-gx)
2511 arch="tilegx"
2512 ;;
d33ed7b3 2513 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2514 arch="x86"
2515 ;;
2516esac
2517
851ffa80 2518is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2519enable $arch
e939cedd 2520
df5cdc24 2521# Add processor-specific flags
5d54c126
MR
2522if test "$cpu" = generic; then
2523 : do nothing
33db40f8
MR
2524
2525elif enabled aarch64; then
2526
2527 case $cpu in
2528 armv*)
2529 cpuflags="-march=$cpu"
2530 ;;
2531 *)
2532 cpuflags="-mcpu=$cpu"
2533 ;;
2534 esac
2535
2536elif enabled alpha; then
2537
2538 cpuflags="-mcpu=$cpu"
2539
2540elif enabled arm; then
2541
2542 case $cpu in
2543 armv*)
2544 cpuflags="-march=$cpu"
2545 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2546 ;;
2547 *)
2548 cpuflags="-mcpu=$cpu"
2549 case $cpu in
2550 cortex-a*) subarch=armv7a ;;
2551 cortex-r*) subarch=armv7r ;;
2552 cortex-m*) enable thumb; subarch=armv7m ;;
2553 arm11*) subarch=armv6 ;;
2554 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2555 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2556 esac
2557 ;;
2558 esac
2559
2560elif enabled avr32; then
2561
2562 case $cpu in
2563 ap7[02]0[0-2])
2564 subarch="avr32_ap"
2565 cpuflags="-mpart=$cpu"
2566 ;;
2567 ap)
2568 subarch="avr32_ap"
2569 cpuflags="-march=$cpu"
2570 ;;
2571 uc3[ab]*)
2572 subarch="avr32_uc"
2573 cpuflags="-mcpu=$cpu"
2574 ;;
2575 uc)
2576 subarch="avr32_uc"
2577 cpuflags="-march=$cpu"
2578 ;;
2579 esac
2580
2581elif enabled bfin; then
2582
2583 cpuflags="-mcpu=$cpu"
2584
2585elif enabled mips; then
2586
2587 cpuflags="-march=$cpu"
2588
5d54c126 2589elif enabled ppc; then
343aef9b 2590
56348891
MR
2591 case $(tolower $cpu) in
2592 601|ppc601|powerpc601)
9dbd5c3d 2593 cpuflags="-mcpu=601"
64ad53ff 2594 disable altivec
9dbd5c3d 2595 ;;
56348891 2596 603*|ppc603*|powerpc603*)
9dbd5c3d 2597 cpuflags="-mcpu=603"
64ad53ff 2598 disable altivec
9dbd5c3d 2599 ;;
56348891 2600 604*|ppc604*|powerpc604*)
9dbd5c3d 2601 cpuflags="-mcpu=604"
64ad53ff 2602 disable altivec
9dbd5c3d 2603 ;;
56348891 2604 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2605 cpuflags="-mcpu=750"
64ad53ff 2606 disable altivec
9dbd5c3d 2607 ;;
56348891 2608 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2609 cpuflags="-mcpu=7450"
9dbd5c3d 2610 ;;
56348891 2611 74*|ppc74*|powerpc74*)
7f1fcaf0 2612 cpuflags="-mcpu=7400"
9dbd5c3d 2613 ;;
313f9fbf 2614 g5|970|ppc970|powerpc970)
7f1fcaf0 2615 cpuflags="-mcpu=970"
9dbd5c3d 2616 ;;
313f9fbf 2617 power[3-7]*)
7f1fcaf0 2618 cpuflags="-mcpu=$cpu"
313f9fbf 2619 ;;
56348891 2620 cell)
9dbd5c3d
MR
2621 cpuflags="-mcpu=cell"
2622 enable ldbrx
2623 ;;
4ab26cb4
DB
2624 e500mc)
2625 cpuflags="-mcpu=e500mc"
2626 disable altivec
2627 ;;
7b0b81a1
AL
2628 e500v2)
2629 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2630 disable altivec
2631 ;;
2632 e500)
2633 cpuflags="-mcpu=8540 -mhard-float"
2634 disable altivec
2635 ;;
9dbd5c3d 2636 esac
343aef9b 2637
33db40f8
MR
2638elif enabled sparc; then
2639
2640 case $cpu in
2641 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2642 cpuflags="-mcpu=$cpu"
2643 disable vis
2644 ;;
2645 ultrasparc*|niagara[234])
2646 cpuflags="-mcpu=$cpu"
2647 ;;
2648 esac
2649
343aef9b
MR
2650elif enabled x86; then
2651
9dbd5c3d
MR
2652 case $cpu in
2653 i[345]86|pentium)
2654 cpuflags="-march=$cpu"
2655 disable mmx
2656 ;;
2657 # targets that do NOT support conditional mov (cmov)
2658 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2659 cpuflags="-march=$cpu"
2660 disable cmov
2661 ;;
2662 # targets that do support conditional mov (cmov)
f2ce813e 2663 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2664 cpuflags="-march=$cpu"
2665 enable cmov
2666 enable fast_cmov
2667 ;;
2668 # targets that do support conditional mov but on which it's slow
2669 pentium4|pentium4m|prescott|nocona)
2670 cpuflags="-march=$cpu"
2671 enable cmov
2672 disable fast_cmov
2673 ;;
2674 esac
343aef9b 2675
343aef9b
MR
2676fi
2677
df5cdc24
MR
2678add_cflags $cpuflags
2679add_asflags $cpuflags
2680
993f2d0f
MR
2681# compiler sanity check
2682check_exec <<EOF
2683int main(void){ return 0; }
2684EOF
2685if test "$?" != 0; then
2686 echo "$cc is unable to create an executable file."
2687 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2688 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2689 echo "Only do this if you know what cross compiling means."
2690 fi
2691 die "C compiler test failed."
2692fi
2693
046f081b 2694add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2695check_cflags -std=c99
50a334e4 2696check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2697#include <stdlib.h>
2698EOF
50a334e4 2699check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2700#include <stdlib.h>
2701EOF
e9b9a2f8 2702
f0125de9 2703check_host_cflags -std=c99
0a6db2a2 2704check_host_cflags -Wall
f0125de9 2705
d4c99513
MR
2706check_64bit(){
2707 arch32=$1
2708 arch64=$2
2709 expr=$3
2710 check_code cc "" "int test[2*($expr) - 1]" &&
2711 subarch=$arch64 || subarch=$arch32
2712}
2713
b24dbcbd 2714case "$arch" in
4cd217c0 2715 alpha|ia64)
2acda282
MR
2716 spic=$shared
2717 ;;
2718 mips)
2719 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2720 spic=$shared
b24dbcbd 2721 ;;
a6e9d649
MR
2722 parisc)
2723 check_64bit parisc parisc64 'sizeof(void *) > 4'
2724 spic=$shared
2725 ;;
56203596
MR
2726 ppc)
2727 check_64bit ppc ppc64 'sizeof(void *) > 4'
2728 ;;
4cd217c0
MR
2729 sparc)
2730 check_64bit sparc sparc64 'sizeof(void *) > 4'
2731 spic=$shared
2732 ;;
e939cedd 2733 x86)
d4c99513 2734 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2735 if test "$subarch" = "x86_64"; then
e939cedd 2736 spic=$shared
de27f4d9 2737 fi
b24dbcbd 2738 ;;
b24dbcbd
RP
2739esac
2740
343aef9b 2741enable $subarch
8a3c8627 2742enabled spic && enable pic
b24dbcbd 2743
7483e694 2744# OS specific
4f854758 2745case $target_os in
a1629e28 2746 haiku)
63ae7e7c 2747 prefix_default="/boot/common"
108caaaa 2748 network_extralibs="-lnetwork"
f59c4bd6 2749 host_libs=
a1629e28 2750 ;;
7483e694 2751 sunos)
4d58e4cb 2752 AVSERVERLDFLAGS=""
9987769a 2753 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2754 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2755 network_extralibs="-lsocket -lnsl"
779222db 2756 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2757 # When using suncc to build, the Solaris linker will mark
2758 # an executable with each instruction set encountered by
2759 # the Solaris assembler. As our libraries contain their own
2760 # guards for processor-specific code, instead suppress
2761 # generation of the HWCAPS ELF section on Solaris x86 only.
2762 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2763 nm_default='nm -P -g'
7483e694
DB
2764 ;;
2765 netbsd)
a1e4b3f6 2766 disable symver
07a8eef6
MR
2767 oss_indev_extralibs="-lossaudio"
2768 oss_outdev_extralibs="-lossaudio"
7483e694 2769 ;;
d488c3bc 2770 openbsd|bitrig)
7c4a001a 2771 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2772 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2773 # however the generated executable will not do anything
2774 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2775 # Thus explicitly enable PIC here.
cd78208b 2776 enable pic
a1e4b3f6 2777 disable symver
7483e694 2778 SHFLAGS='-shared'
d5683aba
BS
2779 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2780 SLIB_INSTALL_LINKS=
07a8eef6
MR
2781 oss_indev_extralibs="-lossaudio"
2782 oss_outdev_extralibs="-lossaudio"
7483e694 2783 ;;
a1e4b3f6 2784 dragonfly)
a1e4b3f6
MR
2785 disable symver
2786 ;;
2787 freebsd)
7483e694
DB
2788 ;;
2789 bsd/os)
355d81df 2790 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2791 ;;
2792 darwin)
301ab19d 2793 gas="gas-preprocessor.pl $cc"
e08b8239 2794 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2795 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2796 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2797 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2798 SLIBSUF=".dylib"
2799 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2800 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2801 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2802 objformat="macho"
1b0f6fb8 2803 enabled x86_64 && objformat="macho64"
8dfa86f7 2804 enabled_any pic shared ||
2704bd1a 2805 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2806 ;;
2807 mingw32*)
9d3f4f50 2808 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2809 disable network
2810 else
2811 target_os=mingw32
2812 fi
dcc01c06 2813 LIBTARGET=i386
1fc9fb8a 2814 if enabled x86_64; then
417516f6 2815 LIBTARGET="i386:x86-64"
336cc1b0 2816 elif enabled arm; then
15c5156d 2817 LIBTARGET=arm-wince
dcc01c06 2818 fi
fbd971a4 2819 shlibdir_default="$bindir_default"
7483e694
DB
2820 SLIBPREF=""
2821 SLIBSUF=".dll"
7483e694
DB
2822 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2823 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2824 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2825 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2826 SLIB_INSTALL_LINKS=
2827 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2828 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2829 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2830 objformat="win32"
ec10a9ab 2831 dlltool="${cross_prefix}dlltool"
a3222470 2832 ranlib=:
bc574408 2833 enable dos_paths
5666a9f2 2834 add_cppflags -U__STRICT_ANSI__
7483e694 2835 ;;
53e8cd68 2836 win32|win64)
d66c52c2
MS
2837 if enabled shared; then
2838 # Link to the import library instead of the normal static library
2839 # for shared libs.
2840 LD_LIB='%.lib'
2841 # Cannot build shared and static libraries at the same time with
2842 # MSVC.
2843 disable static
2844 fi
2845 shlibdir_default="$bindir_default"
2846 SLIBPREF=""
2847 SLIBSUF=".dll"
2848 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2849 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2850 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2851 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2852 SLIB_INSTALL_LINKS=
2853 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2854 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2855 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2856 objformat="win32"
2857 ranlib=:
2858 enable dos_paths
2859 ;;
7483e694 2860 cygwin*)
4f854758 2861 target_os=cygwin
fbd971a4 2862 shlibdir_default="$bindir_default"
7483e694
DB
2863 SLIBPREF="cyg"
2864 SLIBSUF=".dll"
2865 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2866 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2867 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2868 SLIB_INSTALL_LINKS=
2869 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2870 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2871 objformat="win32"
bc574408 2872 enable dos_paths
7483e694 2873 ;;
4f365f37 2874 *-dos|freedos|opendos)
4f365f37 2875 network_extralibs="-lsocket"
ff1c015d 2876 objformat="coff"
bc574408 2877 enable dos_paths
a7a187a1 2878 add_cppflags -U__STRICT_ANSI__
4f365f37 2879 ;;
7483e694 2880 linux)
7483e694
DB
2881 enable dv1394
2882 ;;
2883 irix*)
4f854758 2884 target_os=irix
7483e694
DB
2885 ranlib="echo ignoring ranlib"
2886 ;;
d22e8442 2887 os/2*)
d22e8442 2888 ln_s="cp -f"
9297f1ed 2889 objformat="aout"
e14574eb 2890 add_cppflags -D_GNU_SOURCE
355d81df 2891 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2892 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2893 AVSERVERLDFLAGS=""
287d3b13 2894 LIBSUF="_s.a"
d22e8442
DY
2895 SLIBPREF=""
2896 SLIBSUF=".dll"
2897 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2898 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2899 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2900 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2901 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2902 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2903 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2904 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2905 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2906 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2907 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2908 enable dos_paths
d22e8442 2909 ;;
83993c1c 2910 gnu/kfreebsd)
3bd1eacd 2911 add_cppflags -D_BSD_SOURCE
83993c1c 2912 ;;
34e82167 2913 gnu)
34e82167 2914 ;;
d33ed7b3
MR
2915 qnx)
2916 add_cppflags -D_QNX_SOURCE
2917 network_extralibs="-lsocket"
2918 ;;
1c69c79f
MS
2919 symbian)
2920 SLIBSUF=".dll"
2921 enable dos_paths
e3bc07f4
MS
2922 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2923 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2924 add_ldflags -Wl,--target1-abs,--no-undefined \
2925 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2926 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2927 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2928 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2929 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2930 ;;
fdd66609
MR
2931 osf1)
2932 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
2933 AVSERVERLDFLAGS=
2934 ;;
741a8b72
MR
2935 minix)
2936 ;;
4ebc6a74
MR
2937 plan9)
2938 add_cppflags -D_C99_SNPRINTF_EXTENSION \
2939 -D_REENTRANT_SOURCE \
2940 -D_RESEARCH_SOURCE \
2941 -DFD_SETSIZE=96 \
2942 -DHAVE_SOCK_OPTS
2943 add_compat strtod.o strtod=avpriv_strtod
2944 network_extralibs='-lbsd'
2945 exeobjs=compat/plan9/main.o
2946 disable avserver
2947 ln_s='ln -s -f'
2948 cp_f='cp'
2949 ;;
614d8911
MR
2950 none)
2951 ;;
7483e694 2952 *)
4f924f9a 2953 die "Unknown OS '$target_os'."
7483e694
DB
2954 ;;
2955esac
2956
b797f3c4
MR
2957# determine libc flavour
2958
2959if check_cpp_condition features.h "defined __UCLIBC__"; then
2960 libc_type=uclibc
3bd1eacd 2961 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
2962elif check_cpp_condition features.h "defined __GLIBC__"; then
2963 libc_type=glibc
3bd1eacd 2964 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
2965elif check_header _mingw.h; then
2966 libc_type=mingw
2967 check_cpp_condition _mingw.h \
2968 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
2969 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2970 die "ERROR: MinGW runtime version must be >= 3.15."
2971elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
2972 libc_type=newlib
8f7b814f 2973 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
2974elif check_func_headers stdlib.h _get_doserrno; then
2975 libc_type=msvcrt
84e65c76
MR
2976 add_compat strtod.o strtod=avpriv_strtod
2977 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
2978 _snprintf=avpriv_snprintf \
2979 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
2980elif check_cpp_condition stddef.h "defined __KLIBC__"; then
2981 libc_type=klibc
2982fi
2983
2984test -n "$libc_type" && enable $libc_type
2985
5ab432fa
MR
2986# hacks for compiler/libc/os combinations
2987
2988if enabled_all tms470 glibc; then
b6f8d635 2989 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
2990 add_cppflags -D__USER_LABEL_PREFIX__=
2991 add_cppflags -D__builtin_memset=memset
2992 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
2993 add_cflags -pds=48 # incompatible redefinition of macro
2994fi
2995
457cc333
MR
2996if enabled_all ccc glibc; then
2997 add_ldflags -Wl,-z,now # calls to libots crash without this
2998fi
2999
6555acad
MR
3000esc(){
3001 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3002}
3003
3004echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3005
13cb2187
AS
3006check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3007
c9d19248 3008set_default $PATHS_LIST
2a8a860a 3009set_default nm
c9d19248 3010
320d060a 3011# we need to build at least one lib type
93b3c083 3012if ! enabled_any static shared; then
320d060a
DB
3013 cat <<EOF
3014At least one library type must be built.
3015Specify --enable-static to build the static libraries or --enable-shared to
3016build the shared libraries as well. To only build the shared libraries specify
3017--disable-static in addition to --enable-shared.
3018EOF
3019 exit 1;
3020fi
3021
2184c6f7 3022die_license_disabled() {
4c27207c 3023 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3024}
3025
e417d80d 3026die_license_disabled gpl libcdio
2184c6f7 3027die_license_disabled gpl libx264
de295976 3028die_license_disabled gpl libxavs
2184c6f7 3029die_license_disabled gpl libxvid
2184c6f7
DB
3030die_license_disabled gpl x11grab
3031
2f7ae63b 3032die_license_disabled nonfree libfaac
87246953 3033die_license_disabled nonfree libfdk_aac
a060866f 3034die_license_disabled nonfree openssl
b2e3c528 3035
0b175caa
DB
3036die_license_disabled version3 libopencore_amrnb
3037die_license_disabled version3 libopencore_amrwb
d89e738a 3038die_license_disabled version3 libvo_aacenc
f502ff3f 3039die_license_disabled version3 libvo_amrwbenc
0b175caa 3040
9cad0e4e 3041enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3042
40617a6d 3043disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3044
e276d9e8
MR
3045enable_pic() {
3046 enable pic
bce7b696
MR
3047 add_cppflags -DPIC
3048 add_cflags -fPIC
3049 add_asflags -fPIC
e276d9e8
MR
3050}
3051
3052enabled pic && enable_pic
bce7b696 3053
b4d96ba2
MR
3054check_cc <<EOF || die "Symbol mangling check failed."
3055int ff_extern;
3056EOF
2a8a860a 3057sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3058extern_prefix=${sym%%ff_extern*}
3059
afb5ed55 3060check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3061void foo(void) { __asm__ volatile ("" ::); }
3062EOF
61d251db 3063
df5e3978
MR
3064_restrict=
3065for restrict_keyword in restrict __restrict__ __restrict; do
3066 check_cc <<EOF && _restrict=$restrict_keyword && break
3067void foo(char * $restrict_keyword p);
3068EOF
3069done
3070
3071check_cc <<EOF && enable attribute_packed
3072struct { int x; } __attribute__((packed)) x;
3073EOF
3074
dffb41b9
MR
3075check_cc <<EOF && enable attribute_may_alias
3076union { int x; } __attribute__((may_alias)) x;
3077EOF
3078
df5e3978
MR
3079check_cc <<EOF || die "endian test failed"
3080unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3081EOF
48fc536a 3082od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3083
e939cedd
MR
3084if enabled alpha; then
3085
3086 check_cflags -mieee
3087
3088elif enabled arm; then
e45391bb 3089
8986fddc 3090 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3091 nogas=die
50fa82e6 3092
44caaa56
MR
3093 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3094 enable vfp_args
3095 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3096 case "${cross_prefix:-$cc}" in
3097 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3098 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3099__asm__ (".eabi_attribute 28, 1");
3100int main(void) { return 0; }
3101EOF
44caaa56
MR
3102 esac
3103 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3104 fi
fa0912fe 3105
575db883
DB
3106 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
3107 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
3108 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
3109 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
3110 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
3111 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 3112
575db883
DB
3113 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3114 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3115
e276d9e8
MR
3116 enabled_all armv6t2 shared !pic && enable_pic
3117
fa0912fe 3118elif enabled mips; then
e45391bb 3119
575db883 3120 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3121
5af530f5
MR
3122elif enabled parisc; then
3123
3124 if enabled gcc; then
3125 case $($cc -dumpversion) in
3126 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3127 esac
3128 fi
3129
fa0912fe 3130elif enabled ppc; then
e45391bb 3131
e6a0c354
MR
3132 enable local_aligned_8 local_aligned_16
3133
575db883
DB
3134 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3135 check_inline_asm ibm_asm '"add 0, 0, 0"'
3136 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3137 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3138
3139 # AltiVec flags: The FSF version of GCC differs from the Apple version
3140 if enabled altivec; then
301ab19d 3141 nogas=warn
fa0912fe
MR
3142 check_cflags -maltivec -mabi=altivec &&
3143 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3144 check_cflags -faltivec
3145
3146 # check if our compiler supports Motorola AltiVec C API
3147 check_cc <<EOF || disable altivec
3148$inc_altivec_h
3149int main(void) {
20bcce50
MR
3150 vector signed int v1 = (vector signed int) { 0 };
3151 vector signed int v2 = (vector signed int) { 1 };
3152 v1 = vec_add(v1, v2);
fa0912fe
MR
3153 return 0;
3154}
3155EOF
3156
20bcce50 3157 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3158 fi
e45391bb 3159
fa0912fe 3160elif enabled sparc; then
e45391bb 3161
6aa93689 3162 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3163
fa0912fe 3164elif enabled x86; then
e45391bb 3165
8e85ba8d
DB
3166 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3167
f80ddd5b
RB
3168 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3169
e6a0c354
MR
3170 enable local_aligned_8 local_aligned_16
3171
44965991
PI
3172 # check whether EBP is available on x86
3173 # As 'i' is stored on the stack, this program will crash
3174 # if the base pointer is used to access it because the
3175 # base pointer is cleared in the inline assembly code.
7dfef245 3176 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3177volatile int i=0;
3178__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3179return i;
44965991
PI
3180EOF
3181
f494213c 3182 # check whether EBX is available on x86
575db883
DB
3183 check_inline_asm ebx_available '""::"b"(0)' &&
3184 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3185
6f74fb03 3186 # check whether xmm clobbers are supported
575db883 3187 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3188
239fdf1b 3189 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3190 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3191 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3192
9cca1e40 3193 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3194 if check_cmd $yasmexe --version; then
3195 enabled x86_64 && yasm_extra="-m amd64"
3196 yasm_debug="-g dwarf2"
3197 elif check_cmd nasm -v; then
3198 yasmexe=nasm
3199 yasm_debug="-g -F dwarf"
3200 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3201 fi
3202
3203 YASMFLAGS="-f $objformat $yasm_extra"
3204 enabled pic && append YASMFLAGS "-DPIC"
3205 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3206 case "$objformat" in
3207 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3208 esac
3209
b8e8a07c 3210 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3211 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3212 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3213 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3214 fi
e45391bb 3215
669b5583
MR
3216 case "$cpu" in
3217 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3218 disable fast_clz
3219 ;;
3220 esac
3221
44965991
PI
3222fi
3223
301ab19d
MR
3224if enabled asm; then
3225 as=${gas:=$as}
575db883 3226 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
3227 $nogas "GNU assembler not found, install gas-preprocessor"
3228fi
3229
4a7e068b
MR
3230check_ldflags -Wl,--as-needed
3231
a98bb16d
RP
3232if check_func dlopen; then
3233 ldl=
3234elif check_func dlopen -ldl; then
3235 ldl=-ldl
8bf5d58f
MN
3236fi
3237
54fe299b
DV
3238if enabled network; then
3239 check_type "sys/types.h sys/socket.h" socklen_t
3240 check_type netdb.h "struct addrinfo"
75d339e0
MS
3241 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3242 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3243 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3244 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3245 check_type poll.h "struct pollfd"
54fe299b
DV
3246 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3247 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3248 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3249 check_func getaddrinfo $network_extralibs
c3e73100 3250 check_func getservbyport $network_extralibs
54fe299b
DV
3251 # Prefer arpa/inet.h over winsock2
3252 if check_header arpa/inet.h ; then
3253 check_func closesocket
3254 elif check_header winsock2.h ; then
47876d66
DB
3255 check_func_headers winsock2.h closesocket -lws2 &&
3256 network_extralibs="-lws2" ||
3257 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3258 network_extralibs="-lws2_32"; }
f06dee77 3259 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3260 check_type ws2tcpip.h socklen_t
3261 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3262 check_type ws2tcpip.h "struct group_source_req"
3263 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3264 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3265 check_type winsock2.h "struct pollfd"
54fe299b
DV
3266 check_type ws2tcpip.h "struct sockaddr_in6"
3267 check_type ws2tcpip.h "struct sockaddr_storage"
3268 check_struct winsock2.h "struct sockaddr" sa_len
3269 else
3270 disable network
3271 fi
3272fi
3273
75ecf149
DB
3274# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3275check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3276
534a2231 3277check_func fcntl
7483e694
DB
3278check_func fork
3279check_func gethrtime
667fb97a 3280check_func getopt
7483e694 3281check_func getrusage
fc5607f8 3282check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3283check_func gettimeofday
094c09bb 3284check_func inet_aton $network_extralibs
abfc8d05 3285check_func isatty
a5b64584 3286check_func localtime_r
4ae40685 3287check_func ${malloc_prefix}memalign && enable memalign
7483e694 3288check_func mkstemp
0328b9ea 3289check_func mmap
e98b02de 3290check_func mprotect
4ae40685 3291check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3292check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3293check_func setrlimit
87958234 3294check_func strerror_r
6379900c 3295check_func strptime
47941088 3296check_func strtok_r
ea4d5f48 3297check_func sched_getaffinity
bcc73960 3298check_func sysconf
b9e22269 3299check_func sysctl
d3d3a32c 3300check_func usleep
b507ebd1 3301check_func_headers io.h setmode