configure: do not bypass cpuflags section if --cpu not given
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
3b327a4b
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
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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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
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312}
313
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314warn(){
315 log "WARNING: $*"
316 WARNINGS="${WARNINGS}WARNING: $*\n"
317}
318
2ba042a7
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319die(){
320 echolog "$@"
321 cat <<EOF
d326cf7f 322
2ba042a7 323If you think configure made a mistake, make sure you are using the latest
4a6a21f5 324version from Git. If the latest version fails, report the problem to the
070c5d0f 325libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 326EOF
e155a21a 327 if disabled logging; then
2ba042a7 328 cat <<EOF
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329Rerun configure with logging enabled (do not use --disable-logging), and
330include the log this produces with your report.
2ba042a7
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331EOF
332 else
f69f51b3 333 cat <<EOF
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334Include the log file "$logfile" produced by configure as this will help
335solving the problem.
2ba042a7
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336EOF
337 fi
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338 exit 1
339}
340
6c6007d6 341# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 342toupper(){
6c6007d6 343 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
344}
345
4a5444db 346tolower(){
6c6007d6 347 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
348}
349
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350c_escape(){
351 echo "$*" | sed 's/["\\]/\\\0/g'
352}
353
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354sh_quote(){
355 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 356 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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357 echo "$v"
358}
359
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360cleanws(){
361 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
362}
363
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364filter(){
365 pat=$1
366 shift
367 for v; do
98ef6079 368 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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369 done
370}
371
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372filter_out(){
373 pat=$1
374 shift
375 for v; do
376 eval "case $v in $pat) ;; *) echo $v ;; esac"
377 done
378}
379
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380map(){
381 m=$1
382 shift
e0e335a0 383 for v; do eval $m; done
36e2dea0
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384}
385
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386add_suffix(){
387 suffix=$1
388 shift
389 for v; do echo ${v}${suffix}; done
390}
391
a8d04fba
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392set_all(){
393 value=$1
394 shift
395 for var in $*; do
396 eval $var=$value
397 done
398}
399
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400set_weak(){
401 value=$1
402 shift
403 for var; do
404 eval : \${$var:=$value}
405 done
406}
407
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408set_safe(){
409 var=$1
410 shift
411 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
412}
413
414get_safe(){
415 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
416}
417
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418pushvar(){
419 for var in $*; do
420 eval level=\${${var}_level:=0}
421 eval ${var}_${level}="\$$var"
422 eval ${var}_level=$(($level+1))
423 done
424}
425
426popvar(){
427 for var in $*; do
428 eval level=\${${var}_level:-0}
429 test $level = 0 && continue
430 eval level=$(($level-1))
431 eval $var="\${${var}_${level}}"
432 eval ${var}_level=$level
433 eval unset ${var}_${level}
434 done
435}
436
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(){
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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
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472 popvar sgs
473 enable_deep_weak $sgs
f9d328da
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474 popvar var
475 done
476}
477
478enable_deep(){
479 do_enable_deep $*
480 enable $*
481}
482
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483enable_deep_weak(){
484 do_enable_deep $*
485 enable_weak $*
486}
487
57bd82d4 488enabled(){
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489 test "${1#!}" = "$1" && op== || op=!=
490 eval test "x\$${1#!}" $op "xyes"
44161118
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491}
492
37970ebf 493disabled(){
3250003c
MR
494 test "${1#!}" = "$1" && op== || op=!=
495 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
496}
497
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498enabled_all(){
499 for opt; do
500 enabled $opt || return 1
501 done
502}
503
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504disabled_all(){
505 for opt; do
506 disabled $opt || return 1
507 done
508}
509
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510enabled_any(){
511 for opt; do
512 enabled $opt && return 0
513 done
514}
515
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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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529is_in(){
530 value=$1
531 shift
532 for var in $*; do
533 [ $var = $value ] && return 0
534 done
535 return 1
536}
537
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538check_deps(){
539 for cfg; do
3250003c 540 cfg="${cfg#!}"
799c9e9b
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541 enabled ${cfg}_checking && die "Circular dependency for $cfg."
542 disabled ${cfg}_checking && continue
543 enable ${cfg}_checking
544
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545 eval dep_all="\$${cfg}_deps"
546 eval dep_any="\$${cfg}_deps_any"
7ef3425f 547 eval dep_sel="\$${cfg}_select"
c510c7b5 548 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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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
81dfa21e
MR
1099ARCH_EXT_LIST_ARM='
1100 armv5te
1101 armv6
1102 armv6t2
1103 armvfp
1104 neon
1105 vfpv3
1106'
1107
50cd43f2 1108ARCH_EXT_LIST_X86='
3bf96eec 1109 amd3dnow
a1ef9f08 1110 amd3dnowext
50cd43f2
DB
1111 avx
1112 fma4
1113 mmx
1114 mmxext
1115 sse
1116 sse2
1117 sse3
1118 sse4
1119 sse42
1120 ssse3
1121'
1122
1123ARCH_EXT_LIST="
81dfa21e 1124 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1125 $ARCH_EXT_LIST_X86
1126 altivec
799fde37 1127 ppc4xx
bd9d34a0 1128 vis
50cd43f2 1129"
3f5b56e5 1130
fd712a55
DB
1131HAVE_LIST_CMDLINE='
1132 inline_asm
1133 symver
1134 yasm
1135'
1136
a3e02a8c
MR
1137HAVE_LIST_PUB='
1138 bigendian
d268eee9 1139 fast_unaligned
a3e02a8c
MR
1140'
1141
79042ab3 1142MATH_FUNCS="
fab0a8b2
MR
1143 atanf
1144 atan2f
79042ab3 1145 cbrtf
fab0a8b2 1146 cosf
79042ab3
DB
1147 exp2
1148 exp2f
fab0a8b2 1149 expf
79042ab3
DB
1150 isinf
1151 isnan
fab0a8b2 1152 ldexpf
79042ab3
DB
1153 llrint
1154 llrintf
1155 log2
1156 log2f
fab0a8b2 1157 log10f
79042ab3
DB
1158 lrint
1159 lrintf
fab0a8b2 1160 powf
79042ab3
DB
1161 rint
1162 round
1163 roundf
fab0a8b2 1164 sinf
79042ab3
DB
1165 trunc
1166 truncf
1167"
1168
3f5b56e5
MR
1169HAVE_LIST="
1170 $ARCH_EXT_LIST
43b73d59
DB
1171 $(add_suffix _external $ARCH_EXT_LIST)
1172 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1173 $HAVE_LIST_CMDLINE
a3e02a8c 1174 $HAVE_LIST_PUB
3f5b56e5 1175 $THREADS_LIST
79042ab3 1176 $MATH_FUNCS
be1a839c 1177 aligned_malloc
59782b82 1178 aligned_stack
35fd8122 1179 alsa_asoundlib_h
3f5b56e5 1180 altivec_h
c9fdab0d 1181 arpa_inet_h
ec9d2c15 1182 asm_mod_q
6308729e 1183 asm_mod_y
dffb41b9 1184 attribute_may_alias
e7ea5e3d 1185 attribute_packed
ecf97f22 1186 closesocket
1ac9331a 1187 cmov
15caccb9 1188 CommandLineToArgvW
180d43bc 1189 cpunop
1093383d 1190 CryptGenRandom
c88f5d72 1191 dcbzl
f8aa696f
DB
1192 dev_bktr_ioctl_bt848_h
1193 dev_bktr_ioctl_meteor_h
1194 dev_ic_bt8xx_h
f8aa696f 1195 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1196 dev_video_meteor_ioctl_meteor_h
ca6b544a 1197 direct_h
18b67ae5 1198 dlfcn_h
c88f5d72 1199 dlopen
bc574408 1200 dos_paths
fa845061 1201 dxva_h
245626d0
DB
1202 ebp_available
1203 ebx_available
c2a29455 1204 fast_64bit
669b5583 1205 fast_clz
7073e9fc 1206 fast_cmov
534a2231 1207 fcntl
9d99cc5a 1208 fork
84882df6 1209 getaddrinfo
da9e86f8 1210 gethrtime
667fb97a 1211 getopt
02e8f427 1212 GetProcessAffinityMask
fc5607f8 1213 GetProcessMemoryInfo
4e68cb8a 1214 GetProcessTimes
61183b5a 1215 GetSystemTimeAsFileTime
66be5b45 1216 getrusage
c3e73100 1217 getservbyport
61183b5a 1218 gettimeofday
a49d3025 1219 gnu_as
2f0c136e 1220 ibm_asm
2e1913b1 1221 inet_aton
3b1ab197 1222 io_h
abfc8d05 1223 isatty
8772997d 1224 jack_port_get_latency_range
9f5ff83f 1225 ldbrx
0b4a1821
AS
1226 libdc1394_1
1227 libdc1394_2
d96cd429
MR
1228 local_aligned_16
1229 local_aligned_8
a5b64584 1230 localtime_r
85dd97ad 1231 loongson
f8aa696f
DB
1232 machine_ioctl_bt848_h
1233 machine_ioctl_meteor_h
c88f5d72 1234 malloc_h
73f6d31e 1235 MapViewOfFile
c88f5d72 1236 memalign
6ffa87d3 1237 mkstemp
f80ddd5b 1238 mm_empty
0328b9ea 1239 mmap
e98b02de 1240 mprotect
4fa661a8 1241 msvcrt
d3d3a32c 1242 nanosleep
3e0b1c9a 1243 poll_h
1f91cdce 1244 posix_memalign
07b28702 1245 rdtsc
ea4d5f48 1246 sched_getaffinity
c88f5d72
MR
1247 sdl
1248 sdl_video_size
7e6a11bc 1249 SetConsoleTextAttribute
b507ebd1 1250 setmode
3e0b1c9a 1251 setrlimit
d3d3a32c 1252 Sleep
15d59d2c 1253 sndio_h
72be9e73 1254 socklen_t
deb29777 1255 soundcard_h
87958234 1256 strerror_r
6379900c 1257 strptime
47941088 1258 strtok_r
c0018613 1259 struct_addrinfo
75d339e0
MS
1260 struct_group_source_req
1261 struct_ip_mreq_source
b4d68544 1262 struct_ipv6_mreq
cdee08e3 1263 struct_pollfd
3e0b1c9a 1264 struct_rusage_ru_maxrss
b4d68544 1265 struct_sockaddr_in6
3b2372bf 1266 struct_sockaddr_sa_len
33a4dbdd 1267 struct_sockaddr_storage
a6a4793d 1268 struct_v4l2_frmivalenum_discrete
b462d132 1269 symver_asm_label
3e0b1c9a 1270 symver_gnu_asm
bcc73960 1271 sysconf
b9e22269 1272 sysctl
b58412f1 1273 sys_mman_h
06bb5905 1274 sys_param_h
b091aa44 1275 sys_resource_h
81644c2e 1276 sys_select_h
deb29777 1277 sys_soundcard_h
e64bceea 1278 sys_time_h
1b6e8b73 1279 sys_videoio_h
b265431e 1280 threads
542920b7 1281 unistd_h
d3d3a32c 1282 usleep
ce742de2 1283 vfp_args
7c5bfe7a 1284 VirtualAlloc
d3d3a32c 1285 windows_h
6ff3f3e7 1286 winsock2_h
cc078b5d 1287 xform_asm
6f74fb03 1288 xmm_clobbers
0cb78cef 1289"
44161118 1290
b6bb00b0
MR
1291# options emitted with CONFIG_ prefix but not available on command line
1292CONFIG_EXTRA="
87849592 1293 aandcttables
bfe9f48a 1294 ac3dsp
c292f6a2 1295 error_resilience
bfe9f48a 1296 gcrypt
478fd534 1297 golomb
9cad0e4e 1298 gplv3
478fd534
DB
1299 h264chroma
1300 h264dsp
1301 h264pred
915a2a0a 1302 h264qpel
478fd534 1303 huffman
9cad0e4e 1304 lgplv3
478fd534 1305 lpc
1e164c0b 1306 mpegaudio
bfe9f48a 1307 mpegaudiodsp
18bbca1f 1308 mpegvideo
ad08dfd5 1309 mpegvideoenc
bfe9f48a 1310 nettle
f704a079 1311 rangecoder
bfe9f48a
DB
1312 rtpdec
1313 sinewin
ab9f9876 1314 vp3dsp
b6bb00b0
MR
1315"
1316
520cc7f1 1317CMDLINE_SELECT="
3f5b56e5 1318 $ARCH_EXT_LIST
520cc7f1 1319 $CONFIG_LIST
fd712a55 1320 $HAVE_LIST_CMDLINE
8eee7025 1321 $THREADS_LIST
c8a4ae00 1322 asm
db6107b6 1323 cross_compile
520cc7f1
MR
1324 debug
1325 extra_warnings
8c6afa4d 1326 logging
65d12900 1327 lto
d2bbb2f7 1328 optimizations
520cc7f1 1329"
426be5dc
DB
1330
1331PATHS_LIST='
d156bede 1332 bindir
14a8acf1 1333 datadir
26759c44
MR
1334 incdir
1335 libdir
26759c44
MR
1336 mandir
1337 prefix
1338 shlibdir
426be5dc
DB
1339'
1340
1341CMDLINE_SET="
1342 $PATHS_LIST
121d78d0 1343 ar
426be5dc 1344 arch
313c46a6 1345 as
426be5dc
DB
1346 build_suffix
1347 cc
1348 cpu
1349 cross_prefix
50567afa 1350 dep_cc
ac63af34 1351 extra_version
9da6609f
MR
1352 host_cc
1353 host_cflags
095792f2 1354 host_ld
9da6609f
MR
1355 host_ldflags
1356 host_libs
82bb3329 1357 host_os
684b28e0 1358 ld
426be5dc 1359 logfile
4ae40685 1360 malloc_prefix
89641463 1361 nm
9cd7b854 1362 optflags
3f8040db 1363 pkg_config
154caa67 1364 random_seed
2fad0977 1365 samples
c5200f17
MR
1366 sysinclude
1367 sysroot
a7ada2ba 1368 target_exec
26759c44 1369 target_os
a7ada2ba 1370 target_path
aeeb782c 1371 toolchain
426be5dc 1372"
520cc7f1 1373
89f2932b
MR
1374CMDLINE_APPEND="
1375 extra_cflags
1376"
1377
912f3148
DB
1378# code dependency declarations
1379
9eeed841 1380# architecture extensions
808fa33c 1381
a2fc0f6a
MR
1382armv5te_deps="arm"
1383armv6_deps="arm"
ab5cb084 1384armv6t2_deps="arm"
a2fc0f6a 1385armvfp_deps="arm"
808fa33c 1386neon_deps="arm"
93eb8e4d 1387vfpv3_deps="armvfp"
808fa33c 1388
808fa33c
MR
1389altivec_deps="ppc"
1390ppc4xx_deps="ppc"
1391
1392vis_deps="sparc"
1393
7f8c3d1f 1394x86_64_suggest="cmov fast_cmov"
50cd43f2 1395
808fa33c
MR
1396amd3dnow_deps="mmx"
1397amd3dnowext_deps="amd3dnow"
9eeed841 1398mmx_deps="x86"
239fdf1b 1399mmxext_deps="mmx"
50cd43f2
DB
1400sse_deps="mmxext"
1401sse2_deps="sse"
1402sse3_deps="sse2"
1403ssse3_deps="sse3"
1404sse4_deps="ssse3"
1405sse42_deps="sse4"
1406avx_deps="sse42"
79687079 1407fma4_deps="avx"
9eeed841 1408
43b73d59
DB
1409mmx_external_deps="yasm"
1410mmx_inline_deps="inline_asm"
1411mmx_suggest="mmx_external mmx_inline"
1412
1413for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1414 eval dep=\$${ext}_deps
1415 eval ${ext}_external_deps='"${dep}_external"'
1416 eval ${ext}_inline_deps='"${dep}_inline"'
1417 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1418done
1419
59782b82 1420aligned_stack_if_any="ppc x86"
e939cedd 1421fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1422fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1423fast_unaligned_if_any="armv6 ppc x86"
669b5583 1424
6fec122a 1425inline_asm_deps="!tms470"
3e0b1c9a 1426need_memalign="altivec neon sse"
89e053f8 1427
b462d132
MR
1428symver_if_any="symver_asm_label symver_gnu_asm"
1429
88a35699
MS
1430log2_deps="!msvcrt"
1431
26fbcc85 1432# subsystems
dc609252 1433dct_select="rdft"
26fbcc85
MR
1434mdct_select="fft"
1435rdft_select="fft"
1e164c0b 1436mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1437mpegaudiodsp_select="dct"
ad08dfd5 1438mpegvideoenc_select="mpegvideo"
26fbcc85 1439
5666fd73 1440# decoders / encoders / hardware accelerators
cfc2a0cf 1441aac_decoder_select="mdct sinewin"
4538729a 1442aac_encoder_select="mdct sinewin"
136e19e1 1443aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1444ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1445ac3_encoder_select="mdct ac3dsp"
3d269059 1446ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1447alac_encoder_select="lpc"
b781cc12 1448amrnb_decoder_select="lsp"
2b2a597e 1449amrwb_decoder_select="lsp"
4538729a 1450atrac1_decoder_select="mdct sinewin"
26fbcc85 1451atrac3_decoder_select="mdct"
a33657ce
DB
1452binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1453binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1454cavs_decoder_select="golomb mpegvideo"
9b500b8f 1455comfortnoise_encoder_select="lpc"
4538729a 1456cook_decoder_select="mdct sinewin"
2a91ada8 1457cscd_decoder_select="lzo"
2eef7c62 1458cscd_decoder_suggest="zlib"
26fbcc85 1459dca_decoder_select="mdct"
ad08dfd5 1460dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1461dxa_decoder_select="zlib"
baf91bb9 1462eac3_decoder_select="ac3_decoder"
4264a0dd 1463eac3_encoder_select="ac3_encoder"
69804535 1464eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1465eatgq_decoder_select="aandcttables"
c292f6a2 1466eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1467ffv1_decoder_select="golomb rangecoder"
1468ffv1_encoder_select="rangecoder"
5a582bd3 1469ffvhuff_encoder_select="huffman"
4f034993 1470flac_decoder_select="golomb"
f4d608e3 1471flac_encoder_select="golomb lpc"
2eef7c62
AJ
1472flashsv_decoder_select="zlib"
1473flashsv_encoder_select="zlib"
c2d23309 1474flashsv2_decoder_select="zlib"
4414137e 1475flv_decoder_select="h263_decoder"
4d4b4bd1 1476flv_encoder_select="h263_encoder"
3447f12d 1477fraps_decoder_select="huffman"
c292f6a2 1478h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1479h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1480h263_decoder_select="error_resilience h263_parser mpegvideo"
1481h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1482h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1483h263i_decoder_select="h263_decoder"
fe629c2d 1484h263p_encoder_select="h263_encoder"
c292f6a2 1485h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1486h264_dxva2_hwaccel_deps="dxva2api_h"
1487h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1488h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1489h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1490h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1491huffyuv_encoder_select="huffman"
19be0f3c 1492iac_decoder_select="fft mdct sinewin"
56c8227d 1493imc_decoder_select="fft mdct sinewin"
4f034993
MR
1494jpegls_decoder_select="golomb"
1495jpegls_encoder_select="golomb"
ad08dfd5 1496ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1497loco_decoder_select="golomb"
c292f6a2 1498mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1499mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1500mlp_decoder_select="mlp_parser"
1e164c0b
DB
1501mp1_decoder_select="mpegaudio"
1502mp1float_decoder_select="mpegaudio"
1503mp2_decoder_select="mpegaudio"
1504mp2float_decoder_select="mpegaudio"
1505mp3_decoder_select="mpegaudio"
1506mp3adu_decoder_select="mpegaudio"
1507mp3adufloat_decoder_select="mpegaudio"
1508mp3float_decoder_select="mpegaudio"
1509mp3on4_decoder_select="mpegaudio"
1510mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1511mpc7_decoder_select="mpegaudiodsp"
1512mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1513mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1514mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1515mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1516mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1517mpeg1video_decoder_select="error_resilience mpegvideo"
1518mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1519mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1520mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1521mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1522mpeg2video_decoder_select="error_resilience mpegvideo"
1523mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1524mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1525mpeg4_encoder_select="h263_encoder"
95a61cfc 1526mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1527mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1528msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1529msmpeg4v1_encoder_select="h263_encoder"
4414137e 1530msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1531msmpeg4v2_encoder_select="h263_encoder"
4414137e 1532msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1533msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1534mss2_decoder_select="vc1_decoder"
4538729a
MR
1535nellymoser_decoder_select="mdct sinewin"
1536nellymoser_encoder_select="mdct sinewin"
2a91ada8 1537nuv_decoder_select="lzo"
2eef7c62
AJ
1538png_decoder_select="zlib"
1539png_encoder_select="zlib"
b781cc12 1540qcelp_decoder_select="lsp"
c4f5c2d6 1541qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1542ra_144_encoder_select="lpc"
9f43fdda 1543ralf_decoder_select="golomb"
a8beb22f 1544rv10_decoder_select="h263_decoder"
b2bf38b4 1545rv10_encoder_select="h263_encoder"
a8beb22f 1546rv20_decoder_select="h263_decoder"
b2bf38b4 1547rv20_encoder_select="h263_encoder"
c292f6a2
DB
1548rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1549rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1550shorten_decoder_select="golomb"
b781cc12 1551sipr_decoder_select="lsp"
f704a079
DB
1552snow_decoder_select="dwt rangecoder"
1553snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1554svq1_decoder_select="error_resilience mpegvideo"
1555svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1556svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1557svq3_decoder_suggest="zlib"
4eef77c1 1558theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1559tiff_decoder_suggest="zlib"
1560tiff_encoder_suggest="zlib"
aec09a00 1561truehd_decoder_select="mlp_decoder"
2eef7c62 1562tscc_decoder_select="zlib"
4538729a 1563twinvq_decoder_select="mdct lsp sinewin"
aa661113 1564utvideo_encoder_select="huffman"
915a2a0a 1565vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1566vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1567vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1568vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1569vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1570vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1571vorbis_decoder_select="mdct"
1572vorbis_encoder_select="mdct"
ab9f9876
MR
1573vp3_decoder_select="vp3dsp"
1574vp5_decoder_select="vp3dsp"
1575vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1576vp6a_decoder_select="vp6_decoder"
1577vp6f_decoder_select="vp6_decoder"
915a2a0a 1578vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1579wmapro_decoder_select="mdct sinewin"
1580wmav1_decoder_select="mdct sinewin"
1581wmav1_encoder_select="mdct sinewin"
1582wmav2_decoder_select="mdct sinewin"
1583wmav2_encoder_select="mdct sinewin"
1584wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1585wmv1_decoder_select="h263_decoder"
665507aa 1586wmv1_encoder_select="h263_encoder"
f95bfab0 1587wmv2_decoder_select="h263_decoder"
1746e2a9 1588wmv2_encoder_select="h263_encoder"
015f8ee0 1589wmv3_decoder_select="vc1_decoder"
f0f86627 1590wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1591wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1592wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1593wmv3image_decoder_select="wmv3_decoder"
0e714f88 1594zerocodec_decoder_select="zlib"
2eef7c62
AJ
1595zlib_decoder_select="zlib"
1596zlib_encoder_select="zlib"
1597zmbv_decoder_select="zlib"
1598zmbv_encoder_select="zlib"
30fd06be 1599
0afab17e 1600vaapi_deps="va_va_h"
ac3dbb4d 1601vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1602vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1603
28b80940 1604# parsers
c292f6a2
DB
1605h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1606mpeg4video_parser_select="error_resilience mpegvideo"
1607mpegvideo_parser_select="error_resilience mpegvideo"
1608vc1_parser_select="error_resilience mpegvideo"
28b80940 1609
912f3148 1610# external libraries
c9171a83 1611libfaac_encoder_deps="libfaac"
37eeb5e2 1612libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1613libgsm_decoder_deps="libgsm"
1614libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1615libgsm_ms_decoder_deps="libgsm"
1616libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1617libilbc_decoder_deps="libilbc"
1618libilbc_encoder_deps="libilbc"
1cc60c47 1619libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1620libopencore_amrnb_decoder_deps="libopencore_amrnb"
1621libopencore_amrnb_encoder_deps="libopencore_amrnb"
1622libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1623libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1624libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1625libopus_decoder_deps="libopus"
6cb8c854 1626libopus_encoder_deps="libopus"
f7cd9eed
AS
1627libschroedinger_decoder_deps="libschroedinger"
1628libschroedinger_encoder_deps="libschroedinger"
ae14f311 1629libspeex_decoder_deps="libspeex"
b606a017 1630libspeex_encoder_deps="libspeex"
150d2772 1631libtheora_encoder_deps="libtheora"
d89e738a 1632libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1633libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1634libvorbis_encoder_deps="libvorbis"
8299a7f8 1635libvpx_decoder_deps="libvpx"
ee0e9146 1636libvpx_encoder_deps="libvpx"
1cc60c47 1637libx264_encoder_deps="libx264"
de295976 1638libxavs_encoder_deps="libxavs"
1cc60c47 1639libxvid_encoder_deps="libxvid"
30fd06be 1640
912f3148 1641# demuxers / muxers
c2dd0e9e 1642ac3_demuxer_select="ac3_parser"
647c2356 1643asf_stream_muxer_select="asf_muxer"
4e622dea 1644avisynth_demuxer_deps="avisynth"
c2dd0e9e 1645dirac_demuxer_select="dirac_parser"
5b423887 1646eac3_demuxer_select="ac3_parser"
c2dd0e9e 1647flac_demuxer_select="flac_parser"
647c2356 1648ipod_muxer_select="mov_muxer"
31f16dc1 1649ismv_muxer_select="mov_muxer"
647c2356 1650matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1651matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1652mov_demuxer_suggest="zlib"
c2dd0e9e 1653mp3_demuxer_select="mpegaudio_parser"
647c2356 1654mp4_muxer_select="mov_muxer"
18bbca1f 1655mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1656mpegtsraw_demuxer_select="mpegts_demuxer"
1657mxf_d10_muxer_select="mxf_muxer"
24ca518b 1658ogg_demuxer_select="golomb"
647c2356 1659psp_muxer_select="mov_muxer"
44594cc7 1660rtp_demuxer_select="sdp_demuxer"
18bbca1f 1661rtp_muxer_select="mpegvideo"
44b70ce5
MS
1662rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1663rtsp_demuxer_select="http_protocol rtpdec"
1664rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1665sap_demuxer_select="sdp_demuxer"
2aab70c4 1666sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1667sdp_demuxer_select="rtpdec"
e772f9fa 1668smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1669spdif_muxer_select="aac_parser"
647c2356
DB
1670tg2_muxer_select="mov_muxer"
1671tgp_muxer_select="mov_muxer"
6bdaa5f4 1672w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1673
1674# indevs / outdevs
38e54a75 1675alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1676alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1677bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1678dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1679fbdev_indev_deps="linux_fb_h"
38e54a75 1680jack_indev_deps="jack_jack_h"
e417d80d 1681libcdio_indev_deps="libcdio"
38e54a75 1682libdc1394_indev_deps="libdc1394"
38e54a75
SS
1683oss_indev_deps_any="soundcard_h sys_soundcard_h"
1684oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1685pulse_indev_deps="libpulse"
15d59d2c
B
1686sndio_indev_deps="sndio_h"
1687sndio_outdev_deps="sndio_h"
38e54a75 1688v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1689vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1690vfwcap_indev_extralibs="-lavicap32"
24f8961f 1691x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1692
912f3148 1693# protocols
acd554c1
SP
1694ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1695ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1696ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1697ffrtmphttp_protocol_deps="!librtmp_protocol"
1698ffrtmphttp_protocol_select="http_protocol"
3fff6382 1699gopher_protocol_deps="network"
c40e1757
JS
1700httpproxy_protocol_deps="network"
1701httpproxy_protocol_select="tcp_protocol"
c08fb000 1702http_protocol_deps="network"
279a0c97 1703http_protocol_select="tcp_protocol"
183baead 1704https_protocol_select="tls_protocol"
c3b57d6e
DB
1705librtmp_protocol_deps="librtmp"
1706librtmpe_protocol_deps="librtmp"
1707librtmps_protocol_deps="librtmp"
1708librtmpt_protocol_deps="librtmp"
1709librtmpte_protocol_deps="librtmp"
c60a2d70 1710mmsh_protocol_select="http_protocol"
b4cf3f6c 1711mmst_protocol_deps="network"
c3b57d6e 1712rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1713rtmp_protocol_select="tcp_protocol"
acd554c1 1714rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1715rtmps_protocol_deps="!librtmp_protocol"
1716rtmps_protocol_select="tls_protocol"
775c4d36 1717rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1718rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1719rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1720rtp_protocol_select="udp_protocol"
83c93fe7 1721sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1722tcp_protocol_deps="network"
558d192d
MS
1723tls_protocol_deps_any="openssl gnutls"
1724tls_protocol_select="tcp_protocol"
c08fb000
AB
1725udp_protocol_deps="network"
1726
6ebf0bfc 1727# filters
13fabd7a 1728blackframe_filter_deps="gpl"
ce6b6ef6 1729boxblur_filter_deps="gpl"
68b79bfc 1730cropdetect_filter_deps="gpl"
b157be1f 1731delogo_filter_deps="gpl"
a5b64584 1732drawtext_filter_deps="libfreetype"
2e5ff4d0 1733frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1734frei0r_filter_extralibs='$ldl'
a42bb9d6 1735frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1736frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1737hqdn3d_filter_deps="gpl"
d371e7b9 1738resample_filter_deps="avresample"
cf69ad35 1739ocv_filter_deps="libopencv"
2f296e39 1740scale_filter_deps="swscale"
acbac567 1741yadif_filter_deps="gpl"
6ebf0bfc 1742
5a0f7131 1743# libraries
d89f2fa9
DB
1744avcodec_deps="avutil"
1745avdevice_deps="avutil avcodec avformat"
1746avfilter_deps="avutil"
1747avformat_deps="avutil avcodec"
1748avresample_deps="avutil"
1749swscale_deps="avutil"
f7679c54 1750
912f3148 1751# programs
54fd593a
MS
1752avconv_deps="avcodec avfilter avformat avresample swscale"
1753avconv_select="aformat_filter asyncts_filter
1754 format_filter fps_filter scale_filter setpts_filter"
d173ede1 1755avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1756avplay_select="rdft"
9e12f0bf 1757avprobe_deps="avcodec avformat"
b263bf66 1758avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1759avserver_extralibs='$ldl'
a2830dca 1760
c73f65d9 1761doc_deps="texi2html"
912f3148 1762
de6d9b64 1763# default parameters
8a608357 1764
19bd477d 1765logfile="config.log"
8a608357
MR
1766
1767# installation paths
c9d19248
MR
1768prefix_default="/usr/local"
1769bindir_default='${prefix}/bin'
6291d7e4 1770datadir_default='${prefix}/share/avconv'
c9d19248
MR
1771incdir_default='${prefix}/include'
1772libdir_default='${prefix}/lib'
1773mandir_default='${prefix}/share/man'
1774shlibdir_default="$libdir_default"
8a608357
MR
1775
1776# toolchain
121d78d0 1777ar_default="ar"
13c7df3d 1778cc_default="gcc"
9da6609f 1779host_cc_default="gcc"
4ebc6a74 1780cp_f="cp -f"
11e6d03a 1781ln_s="ln -sf"
2a8a860a 1782nm_default="nm -g"
11e6d03a 1783objformat="elf"
3f8040db 1784pkg_config_default=pkg-config
be7109c1 1785ranlib="ranlib"
11e6d03a 1786yasmexe="yasm"
8a608357 1787
3e0b1c9a 1788nogas=":"
8182dc34 1789
8a608357 1790# machine
8d4c00ed 1791arch_default=$(uname -m)
38d0a8aa 1792cpu="generic"
8a608357 1793
8a608357 1794# OS
8d4c00ed
MR
1795target_os_default=$(tolower $(uname -s))
1796host_os=$target_os_default
8a608357 1797
8a608357 1798# configurable options
d89f2fa9 1799enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1800
3e0b1c9a
DB
1801enable asm
1802enable debug
1803enable doc
497237c7 1804enable network
8400d6b8 1805enable optimizations
8cfbbd92 1806enable safe_bitstream_reader
530dc538 1807enable static
a9ddb5b1 1808enable swscale_alpha
8a608357 1809
8a608357 1810# build settings
9987769a 1811SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1812AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1813LIBPREF="lib"
1814LIBSUF=".a"
c5f14466
RP
1815FULLNAME='$(NAME)$(BUILDSUF)'
1816LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1817SLIBPREF="lib"
1818SLIBSUF=".so"
c5f14466 1819SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1820SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1821SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1822LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1823SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1824SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1825
68485d1f
MR
1826asflags_filter=echo
1827cflags_filter=echo
64933b6c
MR
1828ldflags_filter=echo
1829
23565c26 1830AS_C='-c'
bc877faf 1831AS_O='-o $@'
23565c26 1832CC_C='-c'
18031c49 1833CC_E='-E -o $@'
7e6c86e6 1834CC_O='-o $@'
a758c5e2 1835LD_O='-o $@'
8db73c61
MR
1836LD_LIB='-l%'
1837LD_PATH='-L'
23565c26 1838HOSTCC_C='-c'
a758c5e2 1839HOSTCC_O='-o $@'
095792f2 1840HOSTLD_O='-o $@'
7e6c86e6 1841
1d01fee9 1842host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1843host_libs='-lm'
6c3fa06a
MR
1844host_cflags_filter=echo
1845host_ldflags_filter=echo
9da6609f 1846
9b861379 1847target_path='$(CURDIR)'
a7ada2ba 1848
a158446b
MR
1849# since the object filename is not given with the -MM flag, the compiler
1850# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1851DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1852DEPFLAGS='-MM'
315c741d 1853
c597172e 1854# find source path
24524f36 1855if test -f configure; then
f038cf3c 1856 source_path=.
c597172e 1857else
8477f2de 1858 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1859 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1860 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1861 test -e "$source_path/config.h" &&
1862 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1863fi
1864
13cbe2c0 1865for v in "$@"; do
b04251c5
MR
1866 r=${v#*=}
1867 l=${v%"$r"}
1868 r=$(sh_quote "$r")
29ba0911 1869 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1870done
c597172e 1871
73ef8980
MR
1872find_things(){
1873 thing=$1
1874 pattern=$2
1875 file=$source_path/$3
932ccf39 1876 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1877}
1878
1879ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1880DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1881HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1882PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1883BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1884MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1885DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1886OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1887INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1888PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1889FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1890
54e75be4
DB
1891ALL_COMPONENTS="
1892 $BSF_LIST
1893 $DECODER_LIST
1894 $DEMUXER_LIST
1895 $ENCODER_LIST
1896 $FILTER_LIST
1897 $HWACCEL_LIST
1898 $INDEV_LIST
1899 $MUXER_LIST
1900 $OUTDEV_LIST
1901 $PARSER_LIST
1902 $PROTOCOL_LIST
1903"
1904
8469ae22
MR
1905for n in $COMPONENT_LIST; do
1906 v=$(toupper ${n%s})_LIST
1907 eval enable \$$v
1908 eval ${n}_if_any="\$$v"
1909done
1910
4b587848
DB
1911disable snow_decoder snow_encoder
1912
206a070d 1913enable $ARCH_EXT_LIST
c597172e
MR
1914
1915die_unknown(){
1916 echo "Unknown option \"$1\"."
1917 echo "See $0 --help for available options."
1918 exit 1
1919}
1920
794f8e97 1921show_list() {
bf0c4afa
RP
1922 suffix=_$1
1923 shift
2b444ea7 1924 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1925 exit 0
1926}
1927
154caa67
MR
1928rand_list(){
1929 IFS=', '
1930 set -- $*
1931 unset IFS
1932 for thing; do
1933 comp=${thing%:*}
1934 prob=${thing#$comp}
1935 prob=${prob#:}
1936 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1937 echo "prob ${prob:-0.5}"
1938 printf '%s\n' $comp
1939 done
1940}
1941
1942do_random(){
1943 action=$1
1944 shift
1945 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1946 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1947}
1948
c597172e 1949for opt do
7483e694
DB
1950 optval="${opt#*=}"
1951 case "$opt" in
7e9e7cc2
MR
1952 --extra-ldflags=*) add_ldflags $optval
1953 ;;
1954 --extra-libs=*) add_extralibs $optval
1955 ;;
1956 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1957 ;;
1958 --enable-debug=*) debuglevel="$optval"
1959 ;;
1960 --disable-programs)
1961 disable $PROGRAM_LIST
1962 ;;
1963 --disable-everything)
1964 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
1965 ;;
1966 --enable-random|--disable-random)
1967 action=${opt%%-random}
1968 do_random ${action#--} $COMPONENT_LIST
1969 ;;
1970 --enable-random=*|--disable-random=*)
1971 action=${opt%%-random=*}
1972 do_random ${action#--} $optval
1973 ;;
1974 --enable-*=*|--disable-*=*)
1975 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
1976 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1977 eval list=\$$(toupper $thing)_LIST
1978 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1979 $action $(filter "$name" $list)
1980 ;;
1981 --enable-?*|--disable-?*)
1982 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
1983 if is_in $option $COMPONENT_LIST; then
1984 test $action = disable && action=unset
1985 eval $action \$$(toupper ${option%s})_LIST
1986 elif is_in $option $CMDLINE_SELECT; then
1987 $action $option
1988 else
1989 die_unknown $opt
1990 fi
1991 ;;
1992 --list-*)
1993 NAME="${opt#--list-}"
1994 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1995 NAME=${NAME%s}
1996 eval show_list $NAME \$$(toupper $NAME)_LIST
1997 ;;
1998 --help|-h) show_help
1999 ;;
2000 *)
2001 optname="${opt%%=*}"
2002 optname="${optname#--}"
2003 optname=$(echo "$optname" | sed 's/-/_/g')
2004 if is_in $optname $CMDLINE_SET; then
2005 eval $optname='$optval'
2006 elif is_in $optname $CMDLINE_APPEND; then
2007 append $optname "$optval"
2008 else
2009 die_unknown $opt
2010 fi
2011 ;;
7483e694 2012 esac
c597172e
MR
2013done
2014
bcea99bb
MR
2015disabled logging && logfile=/dev/null
2016
29ba0911 2017echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2018set >> $logfile
2019
9da6609f
MR
2020test -n "$cross_prefix" && enable cross_compile
2021
8d4c00ed
MR
2022if enabled cross_compile; then
2023 test -n "$arch" && test -n "$target_os" ||
2024 die "Must specify target arch and OS when cross-compiling"
2025fi
2026
121d78d0 2027ar_default="${cross_prefix}${ar_default}"
11e6d03a 2028cc_default="${cross_prefix}${cc_default}"
20e0ed95 2029nm_default="${cross_prefix}${nm_default}"
3f8040db 2030pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2031ranlib="${cross_prefix}${ranlib}"
adb2b908 2032
c5200f17
MR
2033sysinclude_default="${sysroot}/usr/include"
2034
aeeb782c 2035case "$toolchain" in
0fbb62a8
LB
2036 clang-asan)
2037 cc_default="clang"
2038 add_cflags -faddress-sanitizer
2039 add_ldflags -faddress-sanitizer
2040 ;;
2041 clang-tsan)
2042 cc_default="clang"
2043 add_cflags -fthread-sanitizer
2044 add_ldflags -fthread-sanitizer
2045 ;;
aeeb782c
MR
2046 msvc)
2047 cc_default="c99wrap cl"
2048 ld_default="c99wrap link"
2049 nm_default="dumpbin -symbols"
ac3a9b51 2050 ar_default="lib"
53e8cd68 2051 target_os_default="win32"
aeeb782c
MR
2052 ;;
2053 ?*)
2054 die "Unknown toolchain $toolchain"
2055 ;;
2056esac
2057
53e8cd68 2058set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2059enabled cross_compile || host_cc_default=$cc
2060set_default host_cc
13c7df3d 2061
762f95e4
MR
2062if ! $pkg_config --version >/dev/null 2>&1; then
2063 warn "$pkg_config not found, library detection may fail."
2064 pkg_config=false
2065fi
2066
82bb3329
MR
2067exesuf() {
2068 case $1 in
53e8cd68 2069 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2070 esac
2071}
2072
2073EXESUF=$(exesuf $target_os)
2074HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2075
e4e69e0b 2076# set temporary file name
a49d42c2 2077: ${TMPDIR:=$TEMPDIR}
c51fafa1 2078: ${TMPDIR:=$TMP}
a49d42c2 2079: ${TMPDIR:=/tmp}
e4e69e0b 2080
a210bce2 2081if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2082 # simple replacement for missing mktemp
2083 # NOT SAFE FOR GENERAL USE
2084 mktemp(){
09a5c245 2085 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2086 }
2087fi
2088
2089tmpfile(){
2090 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2091 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2092 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2093 append TMPFILES $tmp
2094 eval $1=$tmp
2095}
2096
2097trap 'rm -f -- $TMPFILES' EXIT
54460a83 2098
55127e7b 2099tmpfile TMPASM .asm
3e0b1c9a
DB
2100tmpfile TMPC .c
2101tmpfile TMPE $EXESUF
2102tmpfile TMPH .h
2103tmpfile TMPO .o
2104tmpfile TMPS .S
2105tmpfile TMPSH .sh
2106tmpfile TMPV .ver
54460a83
MR
2107
2108unset -f mktemp
e4e69e0b 2109
fb3c4ffc
MR
2110chmod +x $TMPE
2111
993f2d0f
MR
2112# make sure we can execute files in $TMPDIR
2113cat > $TMPSH 2>> $logfile <<EOF
2114#! /bin/sh
2115EOF
2116chmod +x $TMPSH >> $logfile 2>&1
2117if ! $TMPSH >> $logfile 2>&1; then
2118 cat <<EOF
2119Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2120variable to another directory and make sure that it is not mounted noexec.
2121EOF
2122 die "Sanity test failed."
2123fi
993f2d0f 2124
457cc333
MR
2125ccc_flags(){
2126 for flag; do
2127 case $flag in
2128 -std=c99) echo -c99 ;;
2129 -mcpu=*) echo -arch ${flag#*=} ;;
2130 -mieee) echo -ieee ;;
2131 -O*|-fast) echo $flag ;;
2132 -fno-math-errno) echo -assume nomath_errno ;;
2133 -g) echo -g3 ;;
2134 -Wall) echo -msg_enable level2 ;;
2135 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2136 -Wl,*) echo $flag ;;
2137 -f*|-W*) ;;
2138 *) echo $flag ;;
2139 esac
2140 done
2141}
2142
dfa559bc
RB
2143msvc_flags(){
2144 for flag; do
2145 case $flag in
2146 -fomit-frame-pointer) echo -Oy ;;
2147 -g) echo -Z7 ;;
2148 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2149 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2150 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2151 -wd4996 -wd4273 ;;
dfa559bc
RB
2152 -std=c99) ;;
2153 -fno-math-errno) ;;
2154 -fno-common) ;;
2155 -fno-signed-zeros) ;;
2156 -lz) echo zlib.lib ;;
bd680c7b
DB
2157 -lavifil32) echo vfw32.lib ;;
2158 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2159 -l*) echo ${flag#-l}.lib ;;
2160 *) echo $flag ;;
2161 esac
2162 done
2163}
2164
d0c6d424
MR
2165pgi_flags(){
2166 for flag; do
2167 case $flag in
643933f5 2168 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2169 -fomit-frame-pointer) echo -Mnoframe ;;
2170 -g) echo -gopt ;;
2171 *) echo $flag ;;
2172 esac
2173 done
2174}
2175
2176suncc_flags(){
2177 for flag; do
2178 case $flag in
2179 -march=*|-mcpu=*)
2180 case "${flag#*=}" in
2181 native) echo -xtarget=native ;;
2182 v9|niagara) echo -xarch=sparc ;;
2183 ultrasparc) echo -xarch=sparcvis ;;
2184 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2185 i586|pentium) echo -xchip=pentium ;;
2186 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2187 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2188 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2189 pentium4*) echo -xtarget=pentium4 ;;
2190 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2191 *-sse3) echo -xarch=sse3 ;;
2192 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2193 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2194 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2195 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2196 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2197 k8|opteron|athlon64|athlon-fx)
2198 echo -xarch=sse2a ;;
2199 athlon*) echo -xarch=pentium_proa ;;
2200 esac
2201 ;;
2202 -std=c99) echo -xc99 ;;
2203 -fomit-frame-pointer) echo -xregs=frameptr ;;
2204 -fPIC) echo -KPIC -xcode=pic32 ;;
2205 -W*,*) echo $flag ;;
2206 -f*-*|-W*) ;;
2207 *) echo $flag ;;
2208 esac
2209 done
2210}
2211
2212tms470_flags(){
2213 for flag; do
2214 case $flag in
2215 -march=*|-mcpu=*)
2216 case "${flag#*=}" in
2217 armv7-a|cortex-a*) echo -mv=7a8 ;;
2218 armv7-r|cortex-r*) echo -mv=7r4 ;;
2219 armv7-m|cortex-m*) echo -mv=7m3 ;;
2220 armv6*|arm11*) echo -mv=6 ;;
2221 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2222 echo -mv=5e ;;
2223 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2224 esac
2225 ;;
2226 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2227 -mfpu=vfp) echo --float_support=vfpv2 ;;
2228 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2229 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2230 -msoft-float) echo --float_support=vfplib ;;
2231 -O[0-3]|-mf=*) echo $flag ;;
2232 -g) echo -g -mn ;;
2233 -pds=*) echo $flag ;;
ad93dccb
MR
2234 -D*|-I*) echo $flag ;;
2235 --gcc|--abi=*) echo $flag ;;
2236 -me) echo $flag ;;
d0c6d424
MR
2237 esac
2238 done
2239}
2240
a758c5e2
MR
2241probe_cc(){
2242 pfx=$1
2243 _cc=$2
2244
8db73c61
MR
2245 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2246 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2247 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2248 _flags_filter=echo
2249
2250 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2251 _type=llvm_gcc
2252 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2253 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2254 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2255 _cflags_speed='-O3'
2256 _cflags_size='-Os'
2257 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2258 _type=gcc
2259 gcc_version=$($_cc --version | head -n1)
2260 gcc_basever=$($_cc -dumpversion)
2261 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2262 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2263 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2264 if ! $_cc -dumpversion | grep -q '^2\.'; then
2265 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2266 fi
2267 _cflags_speed='-O3'
2268 _cflags_size='-Os'
2269 elif $_cc --version 2>/dev/null | grep -q Intel; then
2270 _type=icc
2271 _ident=$($_cc --version | head -n1)
2272 _depflags='-MMD'
2273 _cflags_speed='-O3'
2274 _cflags_size='-Os'
2275 _cflags_noopt='-O1'
2276 elif $_cc -v 2>&1 | grep -q xlc; then
2277 _type=xlc
2278 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2279 _cflags_speed='-O5'
2280 _cflags_size='-O5 -qcompact'
2281 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2282 _type=ccc
2283 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2284 _DEPFLAGS='-M'
a758c5e2
MR
2285 _cflags_speed='-fast'
2286 _cflags_size='-O1'
457cc333 2287 _flags_filter=ccc_flags
a758c5e2
MR
2288 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2289 test -d "$sysroot" || die "No valid sysroot specified."
2290 _type=armcc
2291 _ident=$($_cc --vsn | head -n1)
2292 armcc_conf="$PWD/armcc.conf"
2293 $_cc --arm_linux_configure \
2294 --arm_linux_config_file="$armcc_conf" \
2295 --configure_sysroot="$sysroot" \
2296 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2297 die "Error creating armcc configuration file."
2298 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2299 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2300 as_default="${cross_prefix}gcc"
2301 _depflags='-MMD'
2302 _cflags_speed='-O3'
2303 _cflags_size='-Os'
0122118e 2304 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2305 _type=tms470
2306 _ident=$($_cc -version | head -n1 | tr -s ' ')
2307 _flags='--gcc --abi=eabi -me'
18031c49 2308 _cc_e='-ppl -fe=$@'
a758c5e2 2309 _cc_o='-fe=$@'
a758c5e2
MR
2310 _depflags='-ppa -ppd=$(@:.o=.d)'
2311 _cflags_speed='-O3 -mf=5'
2312 _cflags_size='-O3 -mf=2'
2313 _flags_filter=tms470_flags
2314 elif $_cc -v 2>&1 | grep -q clang; then
2315 _type=clang
2316 _ident=$($_cc --version | head -n1)
2317 _depflags='-MMD'
2318 _cflags_speed='-O3'
2319 _cflags_size='-Os'
2320 elif $_cc -V 2>&1 | grep -q Sun; then
2321 _type=suncc
2322 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2323 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2324 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2325 _ldflags='-std=c99'
2326 _cflags_speed='-O5'
2327 _cflags_size='-O5 -xspace'
2328 _flags_filter=suncc_flags
2329 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2330 _type=pathscale
2331 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2332 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2333 _cflags_speed='-O2'
2334 _cflags_size='-Os'
2335 _flags_filter='filter_out -Wdisabled-optimization'
2336 elif $_cc -v 2>&1 | grep -q Open64; then
2337 _type=open64
2338 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2339 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2340 _cflags_speed='-O2'
2341 _cflags_size='-Os'
2342 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2343 elif $_cc -V 2>&1 | grep -q Portland; then
2344 _type=pgi
2345 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2346 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2347 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2348 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2349 _cflags_noopt="-O1"
2350 _flags_filter=pgi_flags
dfa559bc
RB
2351 elif $_cc 2>&1 | grep -q Microsoft; then
2352 _type=msvc
2353 _ident=$($cc 2>&1 | head -n1)
2354 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2355 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2356 _cflags_speed="-O2"
2357 _cflags_size="-O1"
2358 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2359 if $_cc 2>&1 | grep -q Linker; then
2360 _ld_o='-out $@'
2361 else
2362 _ld_o='-Fe$@'
2363 fi
2364 _cc_o='-Fo $@'
a224b2cb 2365 _cc_e='-P -Fi $@'
dfa559bc
RB
2366 _flags_filter=msvc_flags
2367 _ld_lib='lib%.a'
2368 _ld_path='-libpath:'
2369 _flags='-nologo'
2370 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2371 if [ $pfx = hostcc ]; then
6a0200f2 2372 append _cflags -Dsnprintf=_snprintf
dfa559bc 2373 fi
aef6bd1b 2374 fi
a758c5e2
MR
2375
2376 eval ${pfx}_type=\$_type
2377 eval ${pfx}_ident=\$_ident
2378}
2379
2380set_ccvars(){
23565c26 2381 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2382 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2383 eval ${1}_O=\${_cc_o-\${${1}_O}}
2384
2385 if [ -n "$_depflags" ]; then
2386 eval ${1}_DEPFLAGS=\$_depflags
2387 else
2388 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2389 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2390 eval DEP${1}FLAGS=\$_flags
2391 fi
2392}
2393
2394probe_cc cc "$cc"
2395cflags_filter=$_flags_filter
2396cflags_speed=$_cflags_speed
2397cflags_size=$_cflags_size
2398cflags_noopt=$_cflags_noopt
2399add_cflags $_flags $_cflags
2400cc_ldflags=$_ldflags
2401set_ccvars CC
2402
2403probe_cc hostcc "$host_cc"
2404host_cflags_filter=$_flags_filter
a758c5e2 2405add_host_cflags $_flags $_cflags
a758c5e2 2406set_ccvars HOSTCC
629687f6 2407
851ffa80
MR
2408test -n "$cc_type" && enable $cc_type ||
2409 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2410
75bafbac 2411: ${as_default:=$cc}
50567afa 2412: ${dep_cc_default:=$cc}
684b28e0 2413: ${ld_default:=$cc}
095792f2
MR
2414: ${host_ld_default:=$host_cc}
2415set_default ar as dep_cc ld host_ld
75800dce 2416
a758c5e2
MR
2417probe_cc as "$as"
2418asflags_filter=$_flags_filter
2419add_asflags $_flags $_cflags
2420set_ccvars AS
2421
2422probe_cc ld "$ld"
2423ldflags_filter=$_flags_filter
2424add_ldflags $_flags $_ldflags
2425test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2426LD_O=${_ld_o-$LD_O}
8db73c61
MR
2427LD_LIB=${_ld_lib-$LD_LIB}
2428LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2429
095792f2
MR
2430probe_cc hostld "$host_ld"
2431host_ldflags_filter=$_flags_filter
2432add_host_ldflags $_flags $_ldflags
2433HOSTLD_O=${_ld_o-$HOSTLD_O}
2434
a758c5e2
MR
2435if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2436 probe_cc depcc "$dep_cc"
2437 CCDEP=${_DEPCMD:-$DEPCMD}
2438 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2439 DEPCCFLAGS=$_flags
2440fi
07dec06e 2441
3dbc777c
MR
2442if $ar 2>&1 | grep -q Microsoft; then
2443 arflags="-nologo"
2444 ar_o='-out:$@'
2445elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2446 arflags="rq"
2447 ar_o='$@'
2448else
2449 arflags="rc"
2450 ar_o='$@'
2451fi
2452
7f32f40c 2453add_cflags $extra_cflags
2f2e6c7c 2454add_asflags $extra_cflags
7f32f40c 2455
154d432c
MR
2456if test -n "$sysroot"; then
2457 case "$cc_type" in
00ba041c 2458 gcc|llvm_gcc|clang)
467256f2 2459 add_cppflags --sysroot="$sysroot"
154d432c
MR
2460 add_ldflags --sysroot="$sysroot"
2461 ;;
6fec122a
MR
2462 tms470)
2463 add_cppflags -I"$sysinclude"
2464 add_ldflags --sysroot="$sysroot"
2465 ;;
154d432c
MR
2466 esac
2467fi
2468
d22c13a8
MR
2469if test "$cpu" = host; then
2470 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2471
2472 case "$cc_type" in
613a4e3f 2473 gcc|llvm_gcc)
d22c13a8
MR
2474 check_native(){
2475 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2476 sed -n "/cc1.*$1=/{
27ce1be8
MR
2477 s/.*$1=\\([^ ]*\\).*/\\1/
2478 p
2479 q
2480 }" $TMPE
d22c13a8
MR
2481 }
2482 cpu=$(check_native -march || check_native -mcpu)
2483 ;;
2484 esac
2485
2486 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2487fi
2488
e939cedd
MR
2489# Deal with common $arch aliases
2490case "$arch" in
5873b623
MR
2491 aarch64|arm64)
2492 arch="aarch64"
2493 ;;
e939cedd
MR
2494 arm*)
2495 arch="arm"
2496 ;;
2acda282 2497 mips*|IP*)
e939cedd
MR
2498 arch="mips"
2499 ;;
a6e9d649 2500 parisc*|hppa*)
e939cedd
MR
2501 arch="parisc"
2502 ;;
56203596 2503 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2504 arch="ppc"
2505 ;;
e939cedd
MR
2506 s390|s390x)
2507 arch="s390"
2508 ;;
2509 sh4|sh)
2510 arch="sh4"
2511 ;;
4cd217c0 2512 sun4u|sparc*)
e939cedd 2513 arch="sparc"
e939cedd 2514 ;;
c75848cd
DB
2515 tilegx|tile-gx)
2516 arch="tilegx"
2517 ;;
d33ed7b3 2518 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2519 arch="x86"
2520 ;;
2521esac
2522
851ffa80 2523is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2524enable $arch
e939cedd 2525
df5cdc24 2526# Add processor-specific flags
9ebd45c2 2527if enabled aarch64; then
33db40f8
MR
2528
2529 case $cpu in
2530 armv*)
2531 cpuflags="-march=$cpu"
2532 ;;
2533 *)
2534 cpuflags="-mcpu=$cpu"
2535 ;;
2536 esac
2537
2538elif enabled alpha; then
2539
2540 cpuflags="-mcpu=$cpu"
2541
2542elif enabled arm; then
2543
2544 case $cpu in
2545 armv*)
2546 cpuflags="-march=$cpu"
2547 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2548 ;;
2549 *)
2550 cpuflags="-mcpu=$cpu"
2551 case $cpu in
2552 cortex-a*) subarch=armv7a ;;
2553 cortex-r*) subarch=armv7r ;;
2554 cortex-m*) enable thumb; subarch=armv7m ;;
2555 arm11*) subarch=armv6 ;;
2556 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2557 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2558 esac
2559 ;;
2560 esac
2561
2562elif enabled avr32; then
2563
2564 case $cpu in
2565 ap7[02]0[0-2])
2566 subarch="avr32_ap"
2567 cpuflags="-mpart=$cpu"
2568 ;;
2569 ap)
2570 subarch="avr32_ap"
2571 cpuflags="-march=$cpu"
2572 ;;
2573 uc3[ab]*)
2574 subarch="avr32_uc"
2575 cpuflags="-mcpu=$cpu"
2576 ;;
2577 uc)
2578 subarch="avr32_uc"
2579 cpuflags="-march=$cpu"
2580 ;;
2581 esac
2582
2583elif enabled bfin; then
2584
2585 cpuflags="-mcpu=$cpu"
2586
2587elif enabled mips; then
2588
2589 cpuflags="-march=$cpu"
2590
5d54c126 2591elif enabled ppc; then
343aef9b 2592
56348891
MR
2593 case $(tolower $cpu) in
2594 601|ppc601|powerpc601)
9dbd5c3d 2595 cpuflags="-mcpu=601"
64ad53ff 2596 disable altivec
9dbd5c3d 2597 ;;
56348891 2598 603*|ppc603*|powerpc603*)
9dbd5c3d 2599 cpuflags="-mcpu=603"
64ad53ff 2600 disable altivec
9dbd5c3d 2601 ;;
56348891 2602 604*|ppc604*|powerpc604*)
9dbd5c3d 2603 cpuflags="-mcpu=604"
64ad53ff 2604 disable altivec
9dbd5c3d 2605 ;;
56348891 2606 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2607 cpuflags="-mcpu=750"
64ad53ff 2608 disable altivec
9dbd5c3d 2609 ;;
56348891 2610 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2611 cpuflags="-mcpu=7450"
9dbd5c3d 2612 ;;
56348891 2613 74*|ppc74*|powerpc74*)
7f1fcaf0 2614 cpuflags="-mcpu=7400"
9dbd5c3d 2615 ;;
313f9fbf 2616 g5|970|ppc970|powerpc970)
7f1fcaf0 2617 cpuflags="-mcpu=970"
9dbd5c3d 2618 ;;
313f9fbf 2619 power[3-7]*)
7f1fcaf0 2620 cpuflags="-mcpu=$cpu"
313f9fbf 2621 ;;
56348891 2622 cell)
9dbd5c3d
MR
2623 cpuflags="-mcpu=cell"
2624 enable ldbrx
2625 ;;
4ab26cb4
DB
2626 e500mc)
2627 cpuflags="-mcpu=e500mc"
2628 disable altivec
2629 ;;
7b0b81a1
AL
2630 e500v2)
2631 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2632 disable altivec
2633 ;;
2634 e500)
2635 cpuflags="-mcpu=8540 -mhard-float"
2636 disable altivec
2637 ;;
9dbd5c3d 2638 esac
343aef9b 2639
33db40f8
MR
2640elif enabled sparc; then
2641
2642 case $cpu in
2643 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2644 cpuflags="-mcpu=$cpu"
2645 disable vis
2646 ;;
2647 ultrasparc*|niagara[234])
2648 cpuflags="-mcpu=$cpu"
2649 ;;
2650 esac
2651
343aef9b
MR
2652elif enabled x86; then
2653
9dbd5c3d
MR
2654 case $cpu in
2655 i[345]86|pentium)
2656 cpuflags="-march=$cpu"
2657 disable mmx
2658 ;;
2659 # targets that do NOT support conditional mov (cmov)
2660 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2661 cpuflags="-march=$cpu"
2662 disable cmov
2663 ;;
2664 # targets that do support conditional mov (cmov)
f2ce813e 2665 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2666 cpuflags="-march=$cpu"
2667 enable cmov
2668 enable fast_cmov
2669 ;;
2670 # targets that do support conditional mov but on which it's slow
2671 pentium4|pentium4m|prescott|nocona)
2672 cpuflags="-march=$cpu"
2673 enable cmov
2674 disable fast_cmov
2675 ;;
2676 esac
343aef9b 2677
343aef9b
MR
2678fi
2679
9ebd45c2
MR
2680if [ "$cpu" != generic ]; then
2681 add_cflags $cpuflags
2682 add_asflags $cpuflags
2683fi
df5cdc24 2684
993f2d0f
MR
2685# compiler sanity check
2686check_exec <<EOF
2687int main(void){ return 0; }
2688EOF
2689if test "$?" != 0; then
2690 echo "$cc is unable to create an executable file."
2691 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2692 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2693 echo "Only do this if you know what cross compiling means."
2694 fi
2695 die "C compiler test failed."
2696fi
2697
046f081b 2698add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2699check_cflags -std=c99
50a334e4 2700check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2701#include <stdlib.h>
2702EOF
50a334e4 2703check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2704#include <stdlib.h>
2705EOF
e9b9a2f8 2706
f0125de9 2707check_host_cflags -std=c99
0a6db2a2 2708check_host_cflags -Wall
f0125de9 2709
d4c99513
MR
2710check_64bit(){
2711 arch32=$1
2712 arch64=$2
2713 expr=$3
2714 check_code cc "" "int test[2*($expr) - 1]" &&
2715 subarch=$arch64 || subarch=$arch32
2716}
2717
b24dbcbd 2718case "$arch" in
4cd217c0 2719 alpha|ia64)
2acda282
MR
2720 spic=$shared
2721 ;;
2722 mips)
2723 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2724 spic=$shared
b24dbcbd 2725 ;;
a6e9d649
MR
2726 parisc)
2727 check_64bit parisc parisc64 'sizeof(void *) > 4'
2728 spic=$shared
2729 ;;
56203596
MR
2730 ppc)
2731 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2732 spic=$shared
56203596 2733 ;;
4cd217c0
MR
2734 sparc)
2735 check_64bit sparc sparc64 'sizeof(void *) > 4'
2736 spic=$shared
2737 ;;
e939cedd 2738 x86)
d4c99513 2739 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2740 if test "$subarch" = "x86_64"; then
e939cedd 2741 spic=$shared
de27f4d9 2742 fi
b24dbcbd 2743 ;;
b24dbcbd
RP
2744esac
2745
343aef9b 2746enable $subarch
8a3c8627 2747enabled spic && enable pic
b24dbcbd 2748
7483e694 2749# OS specific
4f854758 2750case $target_os in
a1629e28 2751 haiku)
63ae7e7c 2752 prefix_default="/boot/common"
108caaaa 2753 network_extralibs="-lnetwork"
f59c4bd6 2754 host_libs=
a1629e28 2755 ;;
7483e694 2756 sunos)
4d58e4cb 2757 AVSERVERLDFLAGS=""
9987769a 2758 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2759 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2760 network_extralibs="-lsocket -lnsl"
779222db 2761 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2762 # When using suncc to build, the Solaris linker will mark
2763 # an executable with each instruction set encountered by
2764 # the Solaris assembler. As our libraries contain their own
2765 # guards for processor-specific code, instead suppress
2766 # generation of the HWCAPS ELF section on Solaris x86 only.
2767 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2768 nm_default='nm -P -g'
7483e694
DB
2769 ;;
2770 netbsd)
a1e4b3f6 2771 disable symver
07a8eef6
MR
2772 oss_indev_extralibs="-lossaudio"
2773 oss_outdev_extralibs="-lossaudio"
7483e694 2774 ;;
d488c3bc 2775 openbsd|bitrig)
7c4a001a 2776 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2777 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2778 # however the generated executable will not do anything
2779 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2780 # Thus explicitly enable PIC here.
cd78208b 2781 enable pic
a1e4b3f6 2782 disable symver
7483e694 2783 SHFLAGS='-shared'
d5683aba
BS
2784 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2785 SLIB_INSTALL_LINKS=
07a8eef6
MR
2786 oss_indev_extralibs="-lossaudio"
2787 oss_outdev_extralibs="-lossaudio"
7483e694 2788 ;;
a1e4b3f6 2789 dragonfly)
a1e4b3f6
MR
2790 disable symver
2791 ;;
2792 freebsd)
7483e694
DB
2793 ;;
2794 bsd/os)
355d81df 2795 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2796 ;;
2797 darwin)
301ab19d 2798 gas="gas-preprocessor.pl $cc"
e08b8239 2799 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2800 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2801 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2802 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2803 SLIBSUF=".dylib"
2804 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2805 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2806 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2807 objformat="macho"
1b0f6fb8 2808 enabled x86_64 && objformat="macho64"
8dfa86f7 2809 enabled_any pic shared ||
2704bd1a 2810 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2811 ;;
2812 mingw32*)
9d3f4f50 2813 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2814 disable network
2815 else
2816 target_os=mingw32
2817 fi
dcc01c06 2818 LIBTARGET=i386
1fc9fb8a 2819 if enabled x86_64; then
417516f6 2820 LIBTARGET="i386:x86-64"
336cc1b0 2821 elif enabled arm; then
15c5156d 2822 LIBTARGET=arm-wince
dcc01c06 2823 fi
fbd971a4 2824 shlibdir_default="$bindir_default"
7483e694
DB
2825 SLIBPREF=""
2826 SLIBSUF=".dll"
7483e694
DB
2827 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2828 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2829 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2830 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2831 SLIB_INSTALL_LINKS=
2832 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2833 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2834 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2835 objformat="win32"
ec10a9ab 2836 dlltool="${cross_prefix}dlltool"
a3222470 2837 ranlib=:
bc574408 2838 enable dos_paths
5666a9f2 2839 add_cppflags -U__STRICT_ANSI__
7483e694 2840 ;;
53e8cd68 2841 win32|win64)
d66c52c2
MS
2842 if enabled shared; then
2843 # Link to the import library instead of the normal static library
2844 # for shared libs.
2845 LD_LIB='%.lib'
2846 # Cannot build shared and static libraries at the same time with
2847 # MSVC.
2848 disable static
2849 fi
2850 shlibdir_default="$bindir_default"
2851 SLIBPREF=""
2852 SLIBSUF=".dll"
2853 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2854 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2855 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2856 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2857 SLIB_INSTALL_LINKS=
2858 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2859 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2860 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2861 objformat="win32"
2862 ranlib=:
2863 enable dos_paths
2864 ;;
7483e694 2865 cygwin*)
4f854758 2866 target_os=cygwin
fbd971a4 2867 shlibdir_default="$bindir_default"
7483e694
DB
2868 SLIBPREF="cyg"
2869 SLIBSUF=".dll"
2870 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2871 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2872 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2873 SLIB_INSTALL_LINKS=
2874 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2875 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2876 objformat="win32"
bc574408 2877 enable dos_paths
7483e694 2878 ;;
4f365f37 2879 *-dos|freedos|opendos)
4f365f37 2880 network_extralibs="-lsocket"
ff1c015d 2881 objformat="coff"
bc574408 2882 enable dos_paths
a7a187a1 2883 add_cppflags -U__STRICT_ANSI__
4f365f37 2884 ;;
7483e694 2885 linux)
7483e694
DB
2886 enable dv1394
2887 ;;
2888 irix*)
4f854758 2889 target_os=irix
7483e694
DB
2890 ranlib="echo ignoring ranlib"
2891 ;;
d22e8442 2892 os/2*)
d22e8442 2893 ln_s="cp -f"
9297f1ed 2894 objformat="aout"
e14574eb 2895 add_cppflags -D_GNU_SOURCE
355d81df 2896 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2897 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2898 AVSERVERLDFLAGS=""
287d3b13 2899 LIBSUF="_s.a"
d22e8442
DY
2900 SLIBPREF=""
2901 SLIBSUF=".dll"
2902 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2903 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2904 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2905 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2906 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2907 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2908 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2909 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2910 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2911 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2912 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2913 enable dos_paths
d22e8442 2914 ;;
83993c1c 2915 gnu/kfreebsd)
3bd1eacd 2916 add_cppflags -D_BSD_SOURCE
83993c1c 2917 ;;
34e82167 2918 gnu)
34e82167 2919 ;;
d33ed7b3
MR
2920 qnx)
2921 add_cppflags -D_QNX_SOURCE
2922 network_extralibs="-lsocket"
2923 ;;
1c69c79f
MS
2924 symbian)
2925 SLIBSUF=".dll"
2926 enable dos_paths
e3bc07f4
MS
2927 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2928 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2929 add_ldflags -Wl,--target1-abs,--no-undefined \
2930 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2931 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2932 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2933 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2934 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2935 ;;
fdd66609
MR
2936 osf1)
2937 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
2938 AVSERVERLDFLAGS=
2939 ;;
741a8b72
MR
2940 minix)
2941 ;;
4ebc6a74
MR
2942 plan9)
2943 add_cppflags -D_C99_SNPRINTF_EXTENSION \
2944 -D_REENTRANT_SOURCE \
2945 -D_RESEARCH_SOURCE \
2946 -DFD_SETSIZE=96 \
2947 -DHAVE_SOCK_OPTS
2948 add_compat strtod.o strtod=avpriv_strtod
2949 network_extralibs='-lbsd'
2950 exeobjs=compat/plan9/main.o
2951 disable avserver
2952 ln_s='ln -s -f'
2953 cp_f='cp'
2954 ;;
614d8911
MR
2955 none)
2956 ;;
7483e694 2957 *)
4f924f9a 2958 die "Unknown OS '$target_os'."
7483e694
DB
2959 ;;
2960esac
2961
b797f3c4
MR
2962# determine libc flavour
2963
2964if check_cpp_condition features.h "defined __UCLIBC__"; then
2965 libc_type=uclibc
3bd1eacd 2966 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
2967elif check_cpp_condition features.h "defined __GLIBC__"; then
2968 libc_type=glibc
3bd1eacd 2969 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
2970elif check_header _mingw.h; then
2971 libc_type=mingw
2972 check_cpp_condition _mingw.h \
2973 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
2974 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2975 die "ERROR: MinGW runtime version must be >= 3.15."
2976elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
2977 libc_type=newlib
8f7b814f 2978 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
2979elif check_func_headers stdlib.h _get_doserrno; then
2980 libc_type=msvcrt
84e65c76
MR
2981 add_compat strtod.o strtod=avpriv_strtod
2982 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
2983 _snprintf=avpriv_snprintf \
2984 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
2985elif check_cpp_condition stddef.h "defined __KLIBC__"; then
2986 libc_type=klibc
2987fi
2988
2989test -n "$libc_type" && enable $libc_type
2990
5ab432fa
MR
2991# hacks for compiler/libc/os combinations
2992
2993if enabled_all tms470 glibc; then
b6f8d635 2994 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
2995 add_cppflags -D__USER_LABEL_PREFIX__=
2996 add_cppflags -D__builtin_memset=memset
2997 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
2998 add_cflags -pds=48 # incompatible redefinition of macro
2999fi
3000
457cc333
MR
3001if enabled_all ccc glibc; then
3002 add_ldflags -Wl,-z,now # calls to libots crash without this
3003fi
3004
6555acad
MR
3005esc(){
3006 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3007}
3008
3009echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3010
13cb2187
AS
3011check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3012
c9d19248 3013set_default $PATHS_LIST
2a8a860a 3014set_default nm
c9d19248 3015
320d060a 3016# we need to build at least one lib type
93b3c083 3017if ! enabled_any static shared; then
320d060a
DB
3018 cat <<EOF
3019At least one library type must be built.
3020Specify --enable-static to build the static libraries or --enable-shared to
3021build the shared libraries as well. To only build the shared libraries specify
3022--disable-static in addition to --enable-shared.
3023EOF
3024 exit 1;
3025fi
3026
2184c6f7 3027die_license_disabled() {
4c27207c 3028 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3029}
3030
e417d80d 3031die_license_disabled gpl libcdio
2184c6f7 3032die_license_disabled gpl libx264
de295976 3033die_license_disabled gpl libxavs
2184c6f7 3034die_license_disabled gpl libxvid
2184c6f7
DB
3035die_license_disabled gpl x11grab
3036
2f7ae63b 3037die_license_disabled nonfree libfaac
87246953 3038die_license_disabled nonfree libfdk_aac
a060866f 3039die_license_disabled nonfree openssl
b2e3c528 3040
0b175caa
DB
3041die_license_disabled version3 libopencore_amrnb
3042die_license_disabled version3 libopencore_amrwb
d89e738a 3043die_license_disabled version3 libvo_aacenc
f502ff3f 3044die_license_disabled version3 libvo_amrwbenc
0b175caa 3045
9cad0e4e 3046enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3047
40617a6d 3048disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3049
e276d9e8
MR
3050enable_pic() {
3051 enable pic
bce7b696
MR
3052 add_cppflags -DPIC
3053 add_cflags -fPIC
3054 add_asflags -fPIC
e276d9e8
MR
3055}
3056
3057enabled pic && enable_pic
bce7b696 3058
b4d96ba2
MR
3059check_cc <<EOF || die "Symbol mangling check failed."
3060int ff_extern;
3061EOF
2a8a860a 3062sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3063extern_prefix=${sym%%ff_extern*}
3064
afb5ed55 3065check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3066void foo(void) { __asm__ volatile ("" ::); }
3067EOF
61d251db 3068
df5e3978
MR
3069_restrict=
3070for restrict_keyword in restrict __restrict__ __restrict; do
3071 check_cc <<EOF && _restrict=$restrict_keyword && break
3072void foo(char * $restrict_keyword p);
3073EOF
3074done
3075
3076check_cc <<EOF && enable attribute_packed
3077struct { int x; } __attribute__((packed)) x;
3078EOF
3079
dffb41b9
MR
3080check_cc <<EOF && enable attribute_may_alias
3081union { int x; } __attribute__((may_alias)) x;
3082EOF
3083
df5e3978
MR
3084check_cc <<EOF || die "endian test failed"
3085unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3086EOF
48fc536a 3087od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3088
e939cedd
MR
3089if enabled alpha; then
3090
3091 check_cflags -mieee
3092
3093elif enabled arm; then
e45391bb 3094
66371c28 3095 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3096 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3097 nogas=die
50fa82e6 3098
44caaa56
MR
3099 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3100 enable vfp_args
3101 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3102 case "${cross_prefix:-$cc}" in
3103 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3104 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3105__asm__ (".eabi_attribute 28, 1");
3106int main(void) { return 0; }
3107EOF
44caaa56
MR
3108 esac
3109 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3110 fi
fa0912fe 3111
575db883
DB
3112 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
3113 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
3114 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
3115 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
3116 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
3117 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 3118
575db883
DB
3119 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3120 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3121
e276d9e8
MR
3122 enabled_all armv6t2 shared !pic && enable_pic
3123
fa0912fe 3124elif enabled mips; then
e45391bb 3125
575db883 3126 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3127
5af530f5
MR
3128elif enabled parisc; then
3129
3130 if enabled gcc; then
3131 case $($cc -dumpversion) in
3132 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3133 esac
3134 fi
3135
fa0912fe 3136elif enabled ppc; then
e45391bb 3137
e6a0c354
MR
3138 enable local_aligned_8 local_aligned_16
3139
575db883
DB
3140 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3141 check_inline_asm ibm_asm '"add 0, 0, 0"'
3142 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3143 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3144
3145 # AltiVec flags: The FSF version of GCC differs from the Apple version
3146 if enabled altivec; then
301ab19d 3147 nogas=warn
fa0912fe
MR
3148 check_cflags -maltivec -mabi=altivec &&
3149 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3150 check_cflags -faltivec
3151
3152 # check if our compiler supports Motorola AltiVec C API
3153 check_cc <<EOF || disable altivec
3154$inc_altivec_h
3155int main(void) {
20bcce50
MR
3156 vector signed int v1 = (vector signed int) { 0 };
3157 vector signed int v2 = (vector signed int) { 1 };
3158 v1 = vec_add(v1, v2);
fa0912fe
MR
3159 return 0;
3160}
3161EOF
3162
20bcce50 3163 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3164 fi
e45391bb 3165
fa0912fe 3166elif enabled sparc; then
e45391bb 3167
6aa93689 3168 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3169
fa0912fe 3170elif enabled x86; then
e45391bb 3171
8e85ba8d
DB
3172 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3173
f80ddd5b
RB
3174 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3175
e6a0c354
MR
3176 enable local_aligned_8 local_aligned_16
3177
44965991
PI
3178 # check whether EBP is available on x86
3179 # As 'i' is stored on the stack, this program will crash
3180 # if the base pointer is used to access it because the
3181 # base pointer is cleared in the inline assembly code.
7dfef245 3182 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3183volatile int i=0;
3184__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3185return i;
44965991
PI
3186EOF
3187
f494213c 3188 # check whether EBX is available on x86
575db883
DB
3189 check_inline_asm ebx_available '""::"b"(0)' &&
3190 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3191
6f74fb03 3192 # check whether xmm clobbers are supported
575db883 3193 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3194
239fdf1b 3195 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3196 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3197 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3198
9cca1e40 3199 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3200 if check_cmd $yasmexe --version; then
3201 enabled x86_64 && yasm_extra="-m amd64"
3202 yasm_debug="-g dwarf2"
3203 elif check_cmd nasm -v; then
3204 yasmexe=nasm
3205 yasm_debug="-g -F dwarf"
3206 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3207 fi
3208
3209 YASMFLAGS="-f $objformat $yasm_extra"
3210 enabled pic && append YASMFLAGS "-DPIC"
3211 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3212 case "$objformat" in
3213 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3214 esac
3215
b8e8a07c 3216 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3217 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3218 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3219 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3220 fi
e45391bb 3221
669b5583
MR
3222 case "$cpu" in
3223 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3224 disable fast_clz
3225 ;;
3226 esac
3227
44965991
PI
3228fi
3229
301ab19d
MR
3230if enabled asm; then
3231 as=${gas:=$as}
575db883 3232 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
3233 $nogas "GNU assembler not found, install gas-preprocessor"
3234fi
3235
4a7e068b
MR
3236check_ldflags -Wl,--as-needed
3237
a98bb16d
RP
3238if check_func dlopen; then
3239 ldl=
3240elif check_func dlopen -ldl; then
3241 ldl=-ldl
8bf5d58f
MN
3242fi
3243
54fe299b
DV
3244if enabled network; then
3245 check_type "sys/types.h sys/socket.h" socklen_t
3246 check_type netdb.h "struct addrinfo"
75d339e0
MS
3247 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3248 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3249 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3250 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3251 check_type poll.h "struct pollfd"
54fe299b
DV
3252 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3253 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3254 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3255 check_func getaddrinfo $network_extralibs
c3e73100 3256 check_func getservbyport $network_extralibs
54fe299b
DV
3257 # Prefer arpa/inet.h over winsock2
3258 if check_header arpa/inet.h ; then
3259 check_func closesocket
3260 elif check_header winsock2.h ; then
47876d66
DB
3261 check_func_headers winsock2.h closesocket -lws2 &&
3262 network_extralibs="-lws2" ||
3263 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3264 network_extralibs="-lws2_32"; }
f06dee77 3265 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3266 check_type ws2tcpip.h socklen_t
3267 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3268 check_type ws2tcpip.h "struct group_source_req"
3269 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3270 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3271 check_type winsock2.h "struct pollfd"
54fe299b
DV
3272 check_type ws2tcpip.h "struct sockaddr_in6"
3273 check_type ws2tcpip.h "struct sockaddr_storage"
3274 check_struct winsock2.h "struct sockaddr" sa_len
3275 else
3276 disable network
3277 fi
3278fi
3279
75ecf149
DB
3280# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3281check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3282
534a2231 3283check_func fcntl
7483e694
DB
3284check_func fork
3285check_func gethrtime
667fb97a 3286check_func getopt
7483e694 3287check_func getrusage
fc5607f8 3288check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3289check_func gettimeofday
094c09bb 3290check_func inet_aton $network_extralibs
abfc8d05 3291check_func isatty
a5b64584 3292check_func localtime_r
4ae40685 3293check_func ${malloc_prefix}memalign && enable memalign
7483e694 3294check_func mkstemp
0328b9ea 3295check_func mmap
e98b02de 3296check_func mprotect
4ae40685 3297check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3298check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3299check_func setrlimit
87958234 3300check_func strerror_r
6379900c 3301check_func strptime
47941088 3302check_func strtok_r
ea4d5f48 3303check_func sched_getaffinity
bcc73960 3304check_func sysconf
b9e22269 3305check_func sysctl
d3d3a32c 3306check_func usleep
b507ebd1 3307check_func_headers io.h setmode
b4675d0f 3308check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
1093383d 3309check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
fc5607f8 3310check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3311check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3312check_func_headers windows.h GetProcessTimes
61183b5a 3313check_func_headers windows.h GetSystemTimeAsFileTime
73f6d31e 3314check_func_headers windows.h MapViewOfFile
7e6a11bc 3315check_func_headers windows.h SetConsoleTextAttribute
d3d3a32c