avutil: Include io.h with a separate condition from windows console functions
[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:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$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]
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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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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: $*\n"
317}
318
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319die(){
320 echolog "$@"
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 "$logfile" produced by configure as this will help
335solving the problem.
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336EOF
337 fi
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338 exit 1
339}
340
6c6007d6 341# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 342toupper(){
6c6007d6 343 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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344}
345
4a5444db 346tolower(){
6c6007d6 347 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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348}
349
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350c_escape(){
351 echo "$*" | 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
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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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454 for var; do
455 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
456 done
72702705
MR
457}
458
459disable_safe(){
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460 for var; do
461 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
462 done
72702705
MR
463}
464
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MR
465do_enable_deep(){
466 for var; do
467 enabled $var && continue
468 eval sel="\$${var}_select"
c510c7b5
MR
469 eval sgs="\$${var}_suggest"
470 pushvar var sgs
f9d328da 471 enable_deep $sel
c510c7b5
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472 popvar sgs
473 enable_deep_weak $sgs
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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#!}" $op "xyes"
44161118
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491}
492
37970ebf 493disabled(){
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MR
494 test "${1#!}" = "$1" && op== || op=!=
495 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
496}
497
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498enabled_all(){
499 for opt; do
500 enabled $opt || return 1
501 done
502}
503
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504disabled_all(){
505 for opt; do
506 disabled $opt || return 1
507 done
508}
509
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510enabled_any(){
511 for opt; do
512 enabled $opt && return 0
513 done
514}
515
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516disabled_any(){
517 for opt; do
518 disabled $opt && return 0
519 done
f7b230a7 520 return 1
85bca2c5
DB
521}
522
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523set_default(){
524 for opt; do
88268e94 525 eval : \${$opt:=\$${opt}_default}
c9d19248
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526 done
527}
528
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529is_in(){
530 value=$1
531 shift
532 for var in $*; do
533 [ $var = $value ] && return 0
534 done
535 return 1
536}
537
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538check_deps(){
539 for cfg; do
3250003c 540 cfg="${cfg#!}"
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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 $dep_ifn
554 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 555
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556 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
557 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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558 enabled_all $dep_all || disable $cfg
559 enabled_any $dep_any || disable $cfg
7ef3425f 560 disabled_any $dep_sel && disable $cfg
799c9e9b 561
4ec45764
RP
562 if enabled $cfg; then
563 eval dep_extralibs="\$${cfg}_extralibs"
564 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 565 enable_deep $dep_sel
c510c7b5 566 enable_deep_weak $dep_sgs
4ec45764
RP
567 fi
568
799c9e9b 569 disable ${cfg}_checking
30fd06be
MR
570 done
571}
572
44161118
MR
573print_config(){
574 pfx=$1
72cfcf41
MR
575 files=$2
576 shift 2
f454e879
MR
577 map 'eval echo "$v \${$v:-no}"' "$@" |
578 awk "BEGIN { split(\"$files\", files) }
579 {
580 c = \"$pfx\" toupper(\$1);
581 v = \$2;
582 sub(/yes/, 1, v);
583 sub(/no/, 0, v);
584 for (f in files) {
585 file = files[f];
586 if (file ~ /\\.h\$/) {
587 printf(\"#define %s %d\\n\", c, v) >>file;
588 } else if (file ~ /\\.asm\$/) {
589 printf(\"%%define %s %d\\n\", c, v) >>file;
590 } else if (file ~ /\\.mak\$/) {
d16c4aeb 591 n = -v ? \"\" : \"!\";
f454e879
MR
592 printf(\"%s%s=yes\\n\", n, c) >>file;
593 }
594 }
595 }"
57bd82d4
MR
596}
597
31c0121d 598print_enabled(){
31c0121d
MR
599 suf=$1
600 shift
601 for v; do
9eda2a85 602 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
603 done
604}
605
57bd82d4
MR
606append(){
607 var=$1
608 shift
57bd82d4
MR
609 eval "$var=\"\$$var $*\""
610}
611
60361817
MR
612prepend(){
613 var=$1
614 shift
615 eval "$var=\"$* \$$var\""
616}
617
50a334e4 618add_cppflags(){
cd52ec95 619 append CPPFLAGS "$@"
50a334e4
MR
620}
621
57bd82d4 622add_cflags(){
01d31e16 623 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
624}
625
2f2e6c7c 626add_asflags(){
01d31e16 627 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
628}
629
57bd82d4 630add_ldflags(){
64933b6c 631 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
632}
633
634add_extralibs(){
64933b6c 635 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
636}
637
6c3fa06a
MR
638add_host_cflags(){
639 append host_cflags $($host_cflags_filter "$@")
640}
641
642add_host_ldflags(){
643 append host_ldflags $($host_ldflags_filter "$@")
644}
645
84e65c76
MR
646add_compat(){
647 append compat_objs $1
648 shift
649 map 'add_cppflags -D$v' "$@"
650}
651
b0cfb663 652check_cmd(){
b3cb5d51 653 log "$@"
2270b4b2 654 "$@" >> $logfile 2>&1
b0cfb663
MR
655}
656
b2704a65
MR
657cc_o(){
658 eval printf '%s\\n' $CC_O
659}
660
18031c49
MR
661cc_e(){
662 eval printf '%s\\n' $CC_E
663}
664
dcd479c0 665check_cc(){
57bd82d4 666 log check_cc "$@"
2270b4b2 667 cat > $TMPC
720c69da 668 log_file $TMPC
23565c26 669 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
670}
671
672check_cpp(){
673 log check_cpp "$@"
2270b4b2 674 cat > $TMPC
720c69da 675 log_file $TMPC
18031c49 676 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
677}
678
df0d6341
MR
679as_o(){
680 eval printf '%s\\n' $AS_O
681}
682
f65883c8
MR
683check_as(){
684 log check_as "$@"
685 cat > $TMPC
686 log_file $TMPC
df0d6341 687 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPC
f65883c8
MR
688}
689
575db883
DB
690check_inline_asm(){
691 log check_inline_asm "$@"
940f335a 692 name="$1"
3784e82e 693 code="$2"
940f335a 694 shift 2
49214f61
MR
695 disable $name
696 check_as "$@" <<EOF && enable $name
3784e82e 697void foo(void){ __asm__ volatile($code); }
940f335a
MR
698EOF
699}
700
304d586d
LM
701check_yasm(){
702 log check_yasm "$@"
703 echo "$1" > $TMPS
704 log_file $TMPS
705 shift 1
706 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
707}
708
29b64b68
MR
709ld_o(){
710 eval printf '%s\\n' $LD_O
711}
712
dcd479c0 713check_ld(){
57bd82d4 714 log check_ld "$@"
66a1ccd7
MR
715 flags=$(filter_out '-l*' "$@")
716 libs=$(filter '-l*' "$@")
01d31e16 717 check_cc $($cflags_filter $flags) || return
64933b6c
MR
718 flags=$($ldflags_filter $flags)
719 libs=$($ldflags_filter $libs)
29b64b68 720 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
721}
722
5adc829e
MR
723check_code(){
724 log check_code "$@"
725 check=$1
726 headers=$2
727 code=$3
728 shift 3
729 {
730 for hdr in $headers; do
731 echo "#include <$hdr>"
732 done
733 echo "int main(void) { $code; return 0; }"
734 } | check_$check "$@"
735}
736
50a334e4
MR
737check_cppflags(){
738 log check_cppflags "$@"
caf458dd 739 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
740int x;
741EOF
742}
743
dcd479c0 744check_cflags(){
57bd82d4 745 log check_cflags "$@"
01d31e16 746 set -- $($cflags_filter "$@")
caf458dd 747 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
748int x;
749EOF
750}
751
2ed46eea
MR
752test_ldflags(){
753 log test_ldflags "$@"
754 check_ld "$@" <<EOF
c23a0ac8 755int main(void){ return 0; }
dcd479c0
MR
756EOF
757}
758
2ed46eea
MR
759check_ldflags(){
760 log check_ldflags "$@"
761 test_ldflags "$@" && add_ldflags "$@"
762}
763
dcd479c0 764check_header(){
57bd82d4 765 log check_header "$@"
dcd479c0
MR
766 header=$1
767 shift
b77df637
MR
768 disable_safe $header
769 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
770#include <$header>
771int x;
772EOF
773}
774
775check_func(){
57bd82d4 776 log check_func "$@"
dcd479c0
MR
777 func=$1
778 shift
d8bc5f06
MR
779 disable $func
780 check_ld "$@" <<EOF && enable $func
dcd479c0 781extern int $func();
c23a0ac8 782int main(void){ $func(); }
dcd479c0
MR
783EOF
784}
785
645d2652 786check_mathfunc(){
6b73c0ae 787 log check_mathfunc "$@"
645d2652 788 func=$1
1aa07aa2
MR
789 narg=$2
790 shift 2
791 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
792 disable $func
793 check_ld "$@" <<EOF && enable $func
794#include <math.h>
1aa07aa2 795float foo(float f, float g) { return $func($args); }
33bd38db 796int main(void){ return 0; }
645d2652
MR
797EOF
798}
799
2446d3d6
DB
800check_func_headers(){
801 log check_func_headers "$@"
f8d7b072 802 headers=$1
edaf1ae2 803 funcs=$2
f8d7b072 804 shift 2
edaf1ae2
MR
805 {
806 for hdr in $headers; do
807 echo "#include <$hdr>"
808 done
809 for func in $funcs; do
810 echo "long check_$func(void) { return (long) $func; }"
811 done
812 echo "int main(void) { return 0; }"
813 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
814}
815
a5344cf7
SS
816check_cpp_condition(){
817 log check_cpp_condition "$@"
818 header=$1
819 condition=$2
f855b7b9 820 shift 2
cd52ec95 821 check_cpp "$@" <<EOF
a5344cf7
SS
822#include <$header>
823#if !($condition)
824#error "unsatisfied condition: $condition"
825#endif
826EOF
827}
828
57bd82d4
MR
829check_lib(){
830 log check_lib "$@"
831 header="$1"
832 func="$2"
833 shift 2
84400e9d 834 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
835}
836
f8d7b072
MR
837check_lib2(){
838 log check_lib2 "$@"
839 headers="$1"
edaf1ae2 840 funcs="$2"
f8d7b072 841 shift 2
edaf1ae2 842 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
843}
844
3f8040db
MR
845check_pkg_config(){
846 log check_pkg_config "$@"
847 pkg="$1"
848 headers="$2"
849 funcs="$3"
850 shift 3
851 $pkg_config --exists $pkg || return
852 pkg_cflags=$($pkg_config --cflags $pkg)
853 pkg_libs=$($pkg_config --libs $pkg)
854 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
855 set_safe ${pkg}_cflags $pkg_cflags &&
856 set_safe ${pkg}_libs $pkg_libs
857}
858
dcd479c0 859check_exec(){
2270b4b2 860 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
861}
862
7dfef245 863check_exec_crash(){
5e622c40 864 code=$(cat)
7dfef245
MR
865
866 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
867 # are safe but may not be available everywhere. Thus we use
868 # raise(SIGTERM) instead. The check is run in a subshell so we
869 # can redirect the "Terminated" message from the shell. SIGBUS
870 # is not defined by standard C so it is used conditionally.
871
2270b4b2 872 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
873#include <signal.h>
874static void sighandler(int sig){
875 raise(SIGTERM);
876}
692dd8ed
MR
877int foo(void){
878 $code
879}
e5af4a11 880int main(void){
7dfef245
MR
881 signal(SIGILL, sighandler);
882 signal(SIGFPE, sighandler);
883 signal(SIGSEGV, sighandler);
884#ifdef SIGBUS
885 signal(SIGBUS, sighandler);
886#endif
692dd8ed 887 foo();
7dfef245
MR
888}
889EOF
890}
891
72be9e73
DY
892check_type(){
893 log check_type "$@"
894 headers=$1
895 type=$2
896 shift 2
ae550ce9 897 disable_safe "$type"
5adc829e 898 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
899}
900
14d36751
MR
901check_struct(){
902 log check_type "$@"
903 headers=$1
904 struct=$2
905 member=$3
906 shift 3
907 disable_safe "${struct}_${member}"
5adc829e
MR
908 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
909 enable_safe "${struct}_${member}"
14d36751
MR
910}
911
57bd82d4
MR
912require(){
913 name="$1"
914 header="$2"
915 func="$3"
916 shift 3
917 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
918}
919
f8d7b072
MR
920require2(){
921 name="$1"
922 headers="$2"
923 func="$3"
924 shift 3
925 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
926}
927
3f8040db
MR
928require_pkg_config(){
929 pkg="$1"
930 check_pkg_config "$@" || die "ERROR: $pkg not found"
931 add_cflags $(get_safe ${pkg}_cflags)
932 add_extralibs $(get_safe ${pkg}_libs)
933}
934
ae43c4c0
MR
935hostcc_o(){
936 eval printf '%s\\n' $HOSTCC_O
937}
938
f0125de9
MR
939check_host_cc(){
940 log check_host_cc "$@"
941 cat > $TMPC
942 log_file $TMPC
ae43c4c0 943 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
944}
945
946check_host_cflags(){
947 log check_host_cflags "$@"
6c3fa06a 948 set -- $($host_cflags_filter "$@")
f0125de9
MR
949 check_host_cc "$@" <<EOF && append host_cflags "$@"
950int x;
951EOF
952}
953
c505dd31
MR
954apply(){
955 file=$1
956 shift
957 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
958}
959
c34681df 960cp_if_changed(){
5e27ec28
MR
961 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
962 mkdir -p "$(dirname $2)"
4ebc6a74 963 $cp_f "$1" "$2"
c34681df
MR
964}
965
dcd61286
DB
966# CONFIG_LIST contains configurable options, while HAVE_LIST is for
967# system-dependent things.
968
4a0d6686
AJ
969COMPONENT_LIST="
970 bsfs
971 decoders
972 demuxers
973 encoders
3cde40aa 974 filters
5666fd73 975 hwaccels
c552605c 976 indevs
4a0d6686 977 muxers
c552605c 978 outdevs
4a0d6686
AJ
979 parsers
980 protocols
981"
982
d89f2fa9
DB
983LIBRARY_LIST="
984 avcodec
985 avdevice
986 avfilter
987 avformat
988 avresample
989 avutil
990 swscale
991"
992
055c61b8
DB
993PROGRAM_LIST="
994 avconv
995 avplay
996 avprobe
997 avserver
055c61b8
DB
998"
999
4a0d6686
AJ
1000CONFIG_LIST="
1001 $COMPONENT_LIST
d89f2fa9 1002 $LIBRARY_LIST
055c61b8 1003 $PROGRAM_LIST
c88f5d72 1004 avisynth
f402916e 1005 bzlib
7f3f5f46 1006 dct
c73f65d9 1007 doc
05aec7bb 1008 dwt
92c6a099 1009 dxva2
1848f7d9 1010 fft
47941088 1011 frei0r
bc8c1395 1012 gnutls
c88f5d72 1013 gpl
d8d0d0b2 1014 gray
3abe5fbd 1015 hardcoded_tables
e417d80d 1016 libcdio
f7b8bffe 1017 libdc1394
2eed5a46 1018 libfaac
37eeb5e2 1019 libfdk_aac
a5b64584 1020 libfreetype
c88f5d72 1021 libgsm
3641b048 1022 libilbc
6ebe07fb 1023 libmp3lame
0b175caa
DB
1024 libopencore_amrnb
1025 libopencore_amrwb
6ebf0bfc 1026 libopencv
9a77d59a 1027 libopenjpeg
44617d6e 1028 libopus
0de9c41f 1029 libpulse
0f943ce6 1030 librtmp
f7cd9eed 1031 libschroedinger
ae14f311 1032 libspeex
150d2772 1033 libtheora
d89e738a 1034 libvo_aacenc
f502ff3f 1035 libvo_amrwbenc
c88f5d72 1036 libvorbis
8299a7f8 1037 libvpx
1cc60c47 1038 libx264
de295976 1039 libxavs
1cc60c47 1040 libxvid
b781cc12 1041 lsp
2a91ada8 1042 lzo
47a158cb 1043 mdct
c88f5d72 1044 memalign_hack
c88f5d72 1045 network
3fe142e2 1046 nonfree
a060866f 1047 openssl
8a3c8627 1048 pic
68602540 1049 rdft
e90f5b5a 1050 runtime_cpudetect
8cfbbd92 1051 safe_bitstream_reader
2e35e684 1052 shared
bd2216e4 1053 small
6b35d421 1054 sram
2e35e684 1055 static
a9ddb5b1 1056 swscale_alpha
8986fddc 1057 thumb
17492d5e 1058 vaapi
ac3dbb4d 1059 vda
17492d5e 1060 vdpau
9cad0e4e 1061 version3
7e4d9d5d 1062 xmm_clobber_test
56a059ac 1063 x11grab
c88f5d72 1064 zlib
4a0d6686 1065"
c88f5d72 1066
8eee7025 1067THREADS_LIST='
8eee7025
DB
1068 pthreads
1069 w32threads
1070'
1071
3f5b56e5 1072ARCH_LIST='
5873b623 1073 aarch64
3f5b56e5 1074 alpha
a2fc0f6a 1075 arm
fdcd782d
MR
1076 avr32
1077 avr32_ap
1078 avr32_uc
3f5b56e5
MR
1079 bfin
1080 ia64
1081 m68k
1082 mips
bae3abb0 1083 mips64
3f5b56e5 1084 parisc
79cb09b2 1085 ppc
34d11b87 1086 ppc64
3f5b56e5
MR
1087 s390
1088 sh4
1089 sparc
1090 sparc64
c75848cd
DB
1091 tilegx
1092 tilepro
0844bae1 1093 tomi
3f5b56e5
MR
1094 x86
1095 x86_32
1096 x86_64
1097'
1098
50cd43f2 1099ARCH_EXT_LIST_X86='
3bf96eec 1100 amd3dnow
a1ef9f08 1101 amd3dnowext
50cd43f2
DB
1102 avx
1103 fma4
1104 mmx
1105 mmxext
1106 sse
1107 sse2
1108 sse3
1109 sse4
1110 sse42
1111 ssse3
1112'
1113
1114ARCH_EXT_LIST="
1115 $ARCH_EXT_LIST_X86
1116 altivec
1ac9331a 1117 armv5te
edab3048 1118 armv6
ab5cb084 1119 armv6t2
f55b299a 1120 armvfp
6b18d278 1121 neon
799fde37 1122 ppc4xx
93eb8e4d 1123 vfpv3
bd9d34a0 1124 vis
50cd43f2 1125"
3f5b56e5 1126
fd712a55
DB
1127HAVE_LIST_CMDLINE='
1128 inline_asm
1129 symver
1130 yasm
1131'
1132
a3e02a8c
MR
1133HAVE_LIST_PUB='
1134 bigendian
d268eee9 1135 fast_unaligned
a3e02a8c
MR
1136'
1137
79042ab3 1138MATH_FUNCS="
fab0a8b2
MR
1139 atanf
1140 atan2f
79042ab3 1141 cbrtf
fab0a8b2 1142 cosf
79042ab3
DB
1143 exp2
1144 exp2f
fab0a8b2 1145 expf
79042ab3
DB
1146 isinf
1147 isnan
fab0a8b2 1148 ldexpf
79042ab3
DB
1149 llrint
1150 llrintf
1151 log2
1152 log2f
fab0a8b2 1153 log10f
79042ab3
DB
1154 lrint
1155 lrintf
fab0a8b2 1156 powf
79042ab3
DB
1157 rint
1158 round
1159 roundf
fab0a8b2 1160 sinf
79042ab3
DB
1161 trunc
1162 truncf
1163"
1164
3f5b56e5
MR
1165HAVE_LIST="
1166 $ARCH_EXT_LIST
43b73d59
DB
1167 $(add_suffix _external $ARCH_EXT_LIST)
1168 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1169 $HAVE_LIST_CMDLINE
a3e02a8c 1170 $HAVE_LIST_PUB
3f5b56e5 1171 $THREADS_LIST
79042ab3 1172 $MATH_FUNCS
be1a839c 1173 aligned_malloc
59782b82 1174 aligned_stack
35fd8122 1175 alsa_asoundlib_h
3f5b56e5 1176 altivec_h
c9fdab0d 1177 arpa_inet_h
ec9d2c15 1178 asm_mod_q
6308729e 1179 asm_mod_y
dffb41b9 1180 attribute_may_alias
e7ea5e3d 1181 attribute_packed
ecf97f22 1182 closesocket
1ac9331a 1183 cmov
15caccb9 1184 CommandLineToArgvW
180d43bc 1185 cpunop
1093383d 1186 CryptGenRandom
c88f5d72 1187 dcbzl
f8aa696f
DB
1188 dev_bktr_ioctl_bt848_h
1189 dev_bktr_ioctl_meteor_h
1190 dev_ic_bt8xx_h
f8aa696f 1191 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1192 dev_video_meteor_ioctl_meteor_h
ca6b544a 1193 direct_h
18b67ae5 1194 dlfcn_h
c88f5d72 1195 dlopen
bc574408 1196 dos_paths
fa845061 1197 dxva_h
245626d0
DB
1198 ebp_available
1199 ebx_available
c2a29455 1200 fast_64bit
669b5583 1201 fast_clz
7073e9fc 1202 fast_cmov
534a2231 1203 fcntl
9d99cc5a 1204 fork
84882df6 1205 getaddrinfo
da9e86f8 1206 gethrtime
667fb97a 1207 getopt
02e8f427 1208 GetProcessAffinityMask
fc5607f8 1209 GetProcessMemoryInfo
4e68cb8a 1210 GetProcessTimes
61183b5a 1211 GetSystemTimeAsFileTime
66be5b45 1212 getrusage
c3e73100 1213 getservbyport
61183b5a 1214 gettimeofday
a49d3025 1215 gnu_as
2f0c136e 1216 ibm_asm
2e1913b1 1217 inet_aton
3b1ab197 1218 io_h
abfc8d05 1219 isatty
8772997d 1220 jack_port_get_latency_range
9f5ff83f 1221 ldbrx
0b4a1821
AS
1222 libdc1394_1
1223 libdc1394_2
d96cd429
MR
1224 local_aligned_16
1225 local_aligned_8
a5b64584 1226 localtime_r
85dd97ad 1227 loongson
f8aa696f
DB
1228 machine_ioctl_bt848_h
1229 machine_ioctl_meteor_h
c88f5d72 1230 malloc_h
73f6d31e 1231 MapViewOfFile
c88f5d72 1232 memalign
6ffa87d3 1233 mkstemp
f80ddd5b 1234 mm_empty
0328b9ea 1235 mmap
e98b02de 1236 mprotect
4fa661a8 1237 msvcrt
d3d3a32c 1238 nanosleep
3e0b1c9a 1239 poll_h
1f91cdce 1240 posix_memalign
07b28702 1241 rdtsc
ea4d5f48 1242 sched_getaffinity
c88f5d72
MR
1243 sdl
1244 sdl_video_size
b507ebd1 1245 setmode
3e0b1c9a 1246 setrlimit
d3d3a32c 1247 Sleep
15d59d2c 1248 sndio_h
72be9e73 1249 socklen_t
deb29777 1250 soundcard_h
87958234 1251 strerror_r
6379900c 1252 strptime
47941088 1253 strtok_r
c0018613 1254 struct_addrinfo
75d339e0
MS
1255 struct_group_source_req
1256 struct_ip_mreq_source
b4d68544 1257 struct_ipv6_mreq
cdee08e3 1258 struct_pollfd
3e0b1c9a 1259 struct_rusage_ru_maxrss
b4d68544 1260 struct_sockaddr_in6
3b2372bf 1261 struct_sockaddr_sa_len
33a4dbdd 1262 struct_sockaddr_storage
a6a4793d 1263 struct_v4l2_frmivalenum_discrete
b462d132 1264 symver_asm_label
3e0b1c9a 1265 symver_gnu_asm
bcc73960 1266 sysconf
b9e22269 1267 sysctl
b58412f1 1268 sys_mman_h
06bb5905 1269 sys_param_h
b091aa44 1270 sys_resource_h
81644c2e 1271 sys_select_h
deb29777 1272 sys_soundcard_h
e64bceea 1273 sys_time_h
1b6e8b73 1274 sys_videoio_h
b265431e 1275 threads
542920b7 1276 unistd_h
d3d3a32c 1277 usleep
ce742de2 1278 vfp_args
7c5bfe7a 1279 VirtualAlloc
d3d3a32c 1280 windows_h
6ff3f3e7 1281 winsock2_h
cc078b5d 1282 xform_asm
6f74fb03 1283 xmm_clobbers
0cb78cef 1284"
44161118 1285
b6bb00b0
MR
1286# options emitted with CONFIG_ prefix but not available on command line
1287CONFIG_EXTRA="
87849592 1288 aandcttables
bfe9f48a 1289 ac3dsp
c292f6a2 1290 error_resilience
bfe9f48a 1291 gcrypt
478fd534 1292 golomb
9cad0e4e 1293 gplv3
478fd534
DB
1294 h264chroma
1295 h264dsp
1296 h264pred
915a2a0a 1297 h264qpel
478fd534 1298 huffman
9cad0e4e 1299 lgplv3
478fd534 1300 lpc
1e164c0b 1301 mpegaudio
bfe9f48a 1302 mpegaudiodsp
18bbca1f 1303 mpegvideo
ad08dfd5 1304 mpegvideoenc
bfe9f48a 1305 nettle
f704a079 1306 rangecoder
bfe9f48a
DB
1307 rtpdec
1308 sinewin
ab9f9876 1309 vp3dsp
b6bb00b0
MR
1310"
1311
520cc7f1 1312CMDLINE_SELECT="
3f5b56e5 1313 $ARCH_EXT_LIST
520cc7f1 1314 $CONFIG_LIST
fd712a55 1315 $HAVE_LIST_CMDLINE
8eee7025 1316 $THREADS_LIST
c8a4ae00 1317 asm
db6107b6 1318 cross_compile
520cc7f1
MR
1319 debug
1320 extra_warnings
8c6afa4d 1321 logging
65d12900 1322 lto
d2bbb2f7 1323 optimizations
520cc7f1 1324"
426be5dc
DB
1325
1326PATHS_LIST='
d156bede 1327 bindir
14a8acf1 1328 datadir
26759c44
MR
1329 incdir
1330 libdir
26759c44
MR
1331 mandir
1332 prefix
1333 shlibdir
426be5dc
DB
1334'
1335
1336CMDLINE_SET="
1337 $PATHS_LIST
121d78d0 1338 ar
426be5dc 1339 arch
313c46a6 1340 as
426be5dc
DB
1341 build_suffix
1342 cc
1343 cpu
1344 cross_prefix
50567afa 1345 dep_cc
ac63af34 1346 extra_version
9da6609f
MR
1347 host_cc
1348 host_cflags
095792f2 1349 host_ld
9da6609f
MR
1350 host_ldflags
1351 host_libs
82bb3329 1352 host_os
684b28e0 1353 ld
426be5dc 1354 logfile
4ae40685 1355 malloc_prefix
89641463 1356 nm
9cd7b854 1357 optflags
3f8040db 1358 pkg_config
154caa67 1359 random_seed
2fad0977 1360 samples
c5200f17
MR
1361 sysinclude
1362 sysroot
a7ada2ba 1363 target_exec
26759c44 1364 target_os
a7ada2ba 1365 target_path
aeeb782c 1366 toolchain
426be5dc 1367"
520cc7f1 1368
89f2932b
MR
1369CMDLINE_APPEND="
1370 extra_cflags
1371"
1372
912f3148
DB
1373# code dependency declarations
1374
9eeed841 1375# architecture extensions
808fa33c 1376
a2fc0f6a
MR
1377armv5te_deps="arm"
1378armv6_deps="arm"
ab5cb084 1379armv6t2_deps="arm"
a2fc0f6a 1380armvfp_deps="arm"
808fa33c 1381neon_deps="arm"
93eb8e4d 1382vfpv3_deps="armvfp"
808fa33c 1383
808fa33c
MR
1384altivec_deps="ppc"
1385ppc4xx_deps="ppc"
1386
1387vis_deps="sparc"
1388
7f8c3d1f 1389x86_64_suggest="cmov fast_cmov"
50cd43f2 1390
808fa33c
MR
1391amd3dnow_deps="mmx"
1392amd3dnowext_deps="amd3dnow"
9eeed841 1393mmx_deps="x86"
239fdf1b 1394mmxext_deps="mmx"
50cd43f2
DB
1395sse_deps="mmxext"
1396sse2_deps="sse"
1397sse3_deps="sse2"
1398ssse3_deps="sse3"
1399sse4_deps="ssse3"
1400sse42_deps="sse4"
1401avx_deps="sse42"
79687079 1402fma4_deps="avx"
9eeed841 1403
43b73d59
DB
1404mmx_external_deps="yasm"
1405mmx_inline_deps="inline_asm"
1406mmx_suggest="mmx_external mmx_inline"
1407
1408for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1409 eval dep=\$${ext}_deps
1410 eval ${ext}_external_deps='"${dep}_external"'
1411 eval ${ext}_inline_deps='"${dep}_inline"'
1412 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1413done
1414
59782b82 1415aligned_stack_if_any="ppc x86"
e939cedd 1416fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1417fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1418fast_unaligned_if_any="armv6 ppc x86"
669b5583 1419
6fec122a 1420inline_asm_deps="!tms470"
3e0b1c9a 1421need_memalign="altivec neon sse"
89e053f8 1422
b462d132
MR
1423symver_if_any="symver_asm_label symver_gnu_asm"
1424
88a35699
MS
1425log2_deps="!msvcrt"
1426
26fbcc85 1427# subsystems
dc609252 1428dct_select="rdft"
26fbcc85
MR
1429mdct_select="fft"
1430rdft_select="fft"
1e164c0b 1431mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1432mpegaudiodsp_select="dct"
ad08dfd5 1433mpegvideoenc_select="mpegvideo"
26fbcc85 1434
5666fd73 1435# decoders / encoders / hardware accelerators
cfc2a0cf 1436aac_decoder_select="mdct sinewin"
4538729a 1437aac_encoder_select="mdct sinewin"
136e19e1 1438aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1439ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1440ac3_encoder_select="mdct ac3dsp"
3d269059 1441ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1442alac_encoder_select="lpc"
b781cc12 1443amrnb_decoder_select="lsp"
2b2a597e 1444amrwb_decoder_select="lsp"
4538729a 1445atrac1_decoder_select="mdct sinewin"
26fbcc85 1446atrac3_decoder_select="mdct"
a33657ce
DB
1447binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1448binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1449cavs_decoder_select="golomb mpegvideo"
9b500b8f 1450comfortnoise_encoder_select="lpc"
4538729a 1451cook_decoder_select="mdct sinewin"
2a91ada8 1452cscd_decoder_select="lzo"
2eef7c62 1453cscd_decoder_suggest="zlib"
26fbcc85 1454dca_decoder_select="mdct"
ad08dfd5 1455dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1456dxa_decoder_select="zlib"
baf91bb9 1457eac3_decoder_select="ac3_decoder"
4264a0dd 1458eac3_encoder_select="ac3_encoder"
69804535 1459eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1460eatgq_decoder_select="aandcttables"
c292f6a2 1461eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1462ffv1_decoder_select="golomb rangecoder"
1463ffv1_encoder_select="rangecoder"
5a582bd3 1464ffvhuff_encoder_select="huffman"
4f034993 1465flac_decoder_select="golomb"
f4d608e3 1466flac_encoder_select="golomb lpc"
2eef7c62
AJ
1467flashsv_decoder_select="zlib"
1468flashsv_encoder_select="zlib"
c2d23309 1469flashsv2_decoder_select="zlib"
4414137e 1470flv_decoder_select="h263_decoder"
4d4b4bd1 1471flv_encoder_select="h263_encoder"
3447f12d 1472fraps_decoder_select="huffman"
c292f6a2 1473h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1474h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1475h263_decoder_select="error_resilience h263_parser mpegvideo"
1476h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1477h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1478h263i_decoder_select="h263_decoder"
fe629c2d 1479h263p_encoder_select="h263_encoder"
c292f6a2 1480h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1481h264_dxva2_hwaccel_deps="dxva2api_h"
1482h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1483h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1484h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1485h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1486huffyuv_encoder_select="huffman"
19be0f3c 1487iac_decoder_select="fft mdct sinewin"
56c8227d 1488imc_decoder_select="fft mdct sinewin"
4f034993
MR
1489jpegls_decoder_select="golomb"
1490jpegls_encoder_select="golomb"
ad08dfd5 1491ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1492loco_decoder_select="golomb"
c292f6a2 1493mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1494mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1495mlp_decoder_select="mlp_parser"
1e164c0b
DB
1496mp1_decoder_select="mpegaudio"
1497mp1float_decoder_select="mpegaudio"
1498mp2_decoder_select="mpegaudio"
1499mp2float_decoder_select="mpegaudio"
1500mp3_decoder_select="mpegaudio"
1501mp3adu_decoder_select="mpegaudio"
1502mp3adufloat_decoder_select="mpegaudio"
1503mp3float_decoder_select="mpegaudio"
1504mp3on4_decoder_select="mpegaudio"
1505mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1506mpc7_decoder_select="mpegaudiodsp"
1507mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1508mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1509mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1510mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1511mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1512mpeg1video_decoder_select="error_resilience mpegvideo"
1513mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1514mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1515mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1516mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1517mpeg2video_decoder_select="error_resilience mpegvideo"
1518mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1519mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1520mpeg4_encoder_select="h263_encoder"
95a61cfc 1521mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1522mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1523msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1524msmpeg4v1_encoder_select="h263_encoder"
4414137e 1525msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1526msmpeg4v2_encoder_select="h263_encoder"
4414137e 1527msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1528msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1529mss2_decoder_select="vc1_decoder"
4538729a
MR
1530nellymoser_decoder_select="mdct sinewin"
1531nellymoser_encoder_select="mdct sinewin"
2a91ada8 1532nuv_decoder_select="lzo"
2eef7c62
AJ
1533png_decoder_select="zlib"
1534png_encoder_select="zlib"
b781cc12 1535qcelp_decoder_select="lsp"
c4f5c2d6 1536qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1537ra_144_encoder_select="lpc"
9f43fdda 1538ralf_decoder_select="golomb"
a8beb22f 1539rv10_decoder_select="h263_decoder"
b2bf38b4 1540rv10_encoder_select="h263_encoder"
a8beb22f 1541rv20_decoder_select="h263_decoder"
b2bf38b4 1542rv20_encoder_select="h263_encoder"
c292f6a2
DB
1543rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1544rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1545shorten_decoder_select="golomb"
b781cc12 1546sipr_decoder_select="lsp"
f704a079
DB
1547snow_decoder_select="dwt rangecoder"
1548snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1549svq1_decoder_select="error_resilience mpegvideo"
1550svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1551svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1552svq3_decoder_suggest="zlib"
4eef77c1 1553theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1554tiff_decoder_suggest="zlib"
1555tiff_encoder_suggest="zlib"
aec09a00 1556truehd_decoder_select="mlp_decoder"
2eef7c62 1557tscc_decoder_select="zlib"
4538729a 1558twinvq_decoder_select="mdct lsp sinewin"
aa661113 1559utvideo_encoder_select="huffman"
915a2a0a 1560vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1561vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1562vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1563vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1564vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1565vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1566vorbis_decoder_select="mdct"
1567vorbis_encoder_select="mdct"
ab9f9876
MR
1568vp3_decoder_select="vp3dsp"
1569vp5_decoder_select="vp3dsp"
1570vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1571vp6a_decoder_select="vp6_decoder"
1572vp6f_decoder_select="vp6_decoder"
915a2a0a 1573vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1574wmapro_decoder_select="mdct sinewin"
1575wmav1_decoder_select="mdct sinewin"
1576wmav1_encoder_select="mdct sinewin"
1577wmav2_decoder_select="mdct sinewin"
1578wmav2_encoder_select="mdct sinewin"
1579wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1580wmv1_decoder_select="h263_decoder"
665507aa 1581wmv1_encoder_select="h263_encoder"
f95bfab0 1582wmv2_decoder_select="h263_decoder"
1746e2a9 1583wmv2_encoder_select="h263_encoder"
015f8ee0 1584wmv3_decoder_select="vc1_decoder"
f0f86627 1585wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1586wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1587wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1588wmv3image_decoder_select="wmv3_decoder"
0e714f88 1589zerocodec_decoder_select="zlib"
2eef7c62
AJ
1590zlib_decoder_select="zlib"
1591zlib_encoder_select="zlib"
1592zmbv_decoder_select="zlib"
1593zmbv_encoder_select="zlib"
30fd06be 1594
0afab17e 1595vaapi_deps="va_va_h"
ac3dbb4d 1596vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1597vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1598
28b80940 1599# parsers
c292f6a2
DB
1600h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1601mpeg4video_parser_select="error_resilience mpegvideo"
1602mpegvideo_parser_select="error_resilience mpegvideo"
1603vc1_parser_select="error_resilience mpegvideo"
28b80940 1604
912f3148 1605# external libraries
c9171a83 1606libfaac_encoder_deps="libfaac"
37eeb5e2 1607libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1608libgsm_decoder_deps="libgsm"
1609libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1610libgsm_ms_decoder_deps="libgsm"
1611libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1612libilbc_decoder_deps="libilbc"
1613libilbc_encoder_deps="libilbc"
1cc60c47 1614libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1615libopencore_amrnb_decoder_deps="libopencore_amrnb"
1616libopencore_amrnb_encoder_deps="libopencore_amrnb"
1617libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1618libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1619libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1620libopus_decoder_deps="libopus"
6cb8c854 1621libopus_encoder_deps="libopus"
f7cd9eed
AS
1622libschroedinger_decoder_deps="libschroedinger"
1623libschroedinger_encoder_deps="libschroedinger"
ae14f311 1624libspeex_decoder_deps="libspeex"
b606a017 1625libspeex_encoder_deps="libspeex"
150d2772 1626libtheora_encoder_deps="libtheora"
d89e738a 1627libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1628libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1629libvorbis_encoder_deps="libvorbis"
8299a7f8 1630libvpx_decoder_deps="libvpx"
ee0e9146 1631libvpx_encoder_deps="libvpx"
1cc60c47 1632libx264_encoder_deps="libx264"
de295976 1633libxavs_encoder_deps="libxavs"
1cc60c47 1634libxvid_encoder_deps="libxvid"
30fd06be 1635
912f3148 1636# demuxers / muxers
c2dd0e9e 1637ac3_demuxer_select="ac3_parser"
647c2356 1638asf_stream_muxer_select="asf_muxer"
4e622dea 1639avisynth_demuxer_deps="avisynth"
c2dd0e9e 1640dirac_demuxer_select="dirac_parser"
5b423887 1641eac3_demuxer_select="ac3_parser"
c2dd0e9e 1642flac_demuxer_select="flac_parser"
647c2356 1643ipod_muxer_select="mov_muxer"
647c2356 1644matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1645matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1646mov_demuxer_suggest="zlib"
c2dd0e9e 1647mp3_demuxer_select="mpegaudio_parser"
647c2356 1648mp4_muxer_select="mov_muxer"
18bbca1f 1649mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1650mpegtsraw_demuxer_select="mpegts_demuxer"
1651mxf_d10_muxer_select="mxf_muxer"
24ca518b 1652ogg_demuxer_select="golomb"
647c2356 1653psp_muxer_select="mov_muxer"
44594cc7 1654rtp_demuxer_select="sdp_demuxer"
18bbca1f 1655rtp_muxer_select="mpegvideo"
44b70ce5
MS
1656rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1657rtsp_demuxer_select="http_protocol rtpdec"
1658rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1659sap_demuxer_select="sdp_demuxer"
2aab70c4 1660sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1661sdp_demuxer_select="rtpdec"
e772f9fa 1662smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1663spdif_muxer_select="aac_parser"
647c2356
DB
1664tg2_muxer_select="mov_muxer"
1665tgp_muxer_select="mov_muxer"
6bdaa5f4 1666w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1667
1668# indevs / outdevs
38e54a75 1669alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1670alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1671bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1672dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1673fbdev_indev_deps="linux_fb_h"
38e54a75 1674jack_indev_deps="jack_jack_h"
e417d80d 1675libcdio_indev_deps="libcdio"
38e54a75 1676libdc1394_indev_deps="libdc1394"
38e54a75
SS
1677oss_indev_deps_any="soundcard_h sys_soundcard_h"
1678oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1679pulse_indev_deps="libpulse"
15d59d2c
B
1680sndio_indev_deps="sndio_h"
1681sndio_outdev_deps="sndio_h"
38e54a75 1682v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1683vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1684vfwcap_indev_extralibs="-lavicap32"
24f8961f 1685x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1686
912f3148 1687# protocols
acd554c1
SP
1688ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1689ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1690ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1691ffrtmphttp_protocol_deps="!librtmp_protocol"
1692ffrtmphttp_protocol_select="http_protocol"
3fff6382 1693gopher_protocol_deps="network"
c40e1757
JS
1694httpproxy_protocol_deps="network"
1695httpproxy_protocol_select="tcp_protocol"
c08fb000 1696http_protocol_deps="network"
279a0c97 1697http_protocol_select="tcp_protocol"
183baead 1698https_protocol_select="tls_protocol"
c3b57d6e
DB
1699librtmp_protocol_deps="librtmp"
1700librtmpe_protocol_deps="librtmp"
1701librtmps_protocol_deps="librtmp"
1702librtmpt_protocol_deps="librtmp"
1703librtmpte_protocol_deps="librtmp"
c60a2d70 1704mmsh_protocol_select="http_protocol"
b4cf3f6c 1705mmst_protocol_deps="network"
c3b57d6e 1706rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1707rtmp_protocol_select="tcp_protocol"
acd554c1 1708rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1709rtmps_protocol_deps="!librtmp_protocol"
1710rtmps_protocol_select="tls_protocol"
775c4d36 1711rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1712rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1713rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1714rtp_protocol_select="udp_protocol"
83c93fe7 1715sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1716tcp_protocol_deps="network"
558d192d
MS
1717tls_protocol_deps_any="openssl gnutls"
1718tls_protocol_select="tcp_protocol"
c08fb000
AB
1719udp_protocol_deps="network"
1720
6ebf0bfc 1721# filters
13fabd7a 1722blackframe_filter_deps="gpl"
ce6b6ef6 1723boxblur_filter_deps="gpl"
68b79bfc 1724cropdetect_filter_deps="gpl"
b157be1f 1725delogo_filter_deps="gpl"
a5b64584 1726drawtext_filter_deps="libfreetype"
2e5ff4d0 1727frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1728frei0r_filter_extralibs='$ldl'
a42bb9d6 1729frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1730frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1731hqdn3d_filter_deps="gpl"
d371e7b9 1732resample_filter_deps="avresample"
cf69ad35 1733ocv_filter_deps="libopencv"
2f296e39 1734scale_filter_deps="swscale"
acbac567 1735yadif_filter_deps="gpl"
6ebf0bfc 1736
5a0f7131 1737# libraries
d89f2fa9
DB
1738avcodec_deps="avutil"
1739avdevice_deps="avutil avcodec avformat"
1740avfilter_deps="avutil"
1741avformat_deps="avutil avcodec"
1742avresample_deps="avutil"
1743swscale_deps="avutil"
f7679c54 1744
912f3148 1745# programs
54fd593a
MS
1746avconv_deps="avcodec avfilter avformat avresample swscale"
1747avconv_select="aformat_filter asyncts_filter
1748 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1749avplay_deps="avcodec avformat swscale sdl"
1750avplay_select="rdft"
9e12f0bf 1751avprobe_deps="avcodec avformat"
b263bf66 1752avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1753avserver_extralibs='$ldl'
a2830dca 1754
c73f65d9 1755doc_deps="texi2html"
912f3148 1756
de6d9b64 1757# default parameters
8a608357 1758
19bd477d 1759logfile="config.log"
8a608357
MR
1760
1761# installation paths
c9d19248
MR
1762prefix_default="/usr/local"
1763bindir_default='${prefix}/bin'
6291d7e4 1764datadir_default='${prefix}/share/avconv'
c9d19248
MR
1765incdir_default='${prefix}/include'
1766libdir_default='${prefix}/lib'
1767mandir_default='${prefix}/share/man'
1768shlibdir_default="$libdir_default"
8a608357
MR
1769
1770# toolchain
121d78d0 1771ar_default="ar"
13c7df3d 1772cc_default="gcc"
9da6609f 1773host_cc_default="gcc"
4ebc6a74 1774cp_f="cp -f"
11e6d03a 1775ln_s="ln -sf"
2a8a860a 1776nm_default="nm -g"
11e6d03a 1777objformat="elf"
3f8040db 1778pkg_config_default=pkg-config
be7109c1 1779ranlib="ranlib"
11e6d03a 1780yasmexe="yasm"
8a608357 1781
3e0b1c9a 1782nogas=":"
8182dc34 1783
8a608357 1784# machine
8d4c00ed 1785arch_default=$(uname -m)
38d0a8aa 1786cpu="generic"
8a608357 1787
8a608357 1788# OS
8d4c00ed
MR
1789target_os_default=$(tolower $(uname -s))
1790host_os=$target_os_default
8a608357 1791
8a608357 1792# configurable options
d89f2fa9 1793enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1794
3e0b1c9a
DB
1795enable asm
1796enable debug
1797enable doc
497237c7 1798enable network
8400d6b8 1799enable optimizations
8cfbbd92 1800enable safe_bitstream_reader
530dc538 1801enable static
a9ddb5b1 1802enable swscale_alpha
8a608357 1803
8a608357 1804# build settings
9987769a 1805SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1806AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1807LIBPREF="lib"
1808LIBSUF=".a"
c5f14466
RP
1809FULLNAME='$(NAME)$(BUILDSUF)'
1810LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1811SLIBPREF="lib"
1812SLIBSUF=".so"
c5f14466 1813SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1814SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1815SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1816LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1817SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1818SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1819
68485d1f
MR
1820asflags_filter=echo
1821cflags_filter=echo
64933b6c
MR
1822ldflags_filter=echo
1823
23565c26 1824AS_C='-c'
bc877faf 1825AS_O='-o $@'
23565c26 1826CC_C='-c'
18031c49 1827CC_E='-E -o $@'
7e6c86e6 1828CC_O='-o $@'
a758c5e2 1829LD_O='-o $@'
8db73c61
MR
1830LD_LIB='-l%'
1831LD_PATH='-L'
23565c26 1832HOSTCC_C='-c'
a758c5e2 1833HOSTCC_O='-o $@'
095792f2 1834HOSTLD_O='-o $@'
7e6c86e6 1835
1d01fee9 1836host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1837host_libs='-lm'
6c3fa06a
MR
1838host_cflags_filter=echo
1839host_ldflags_filter=echo
9da6609f 1840
9b861379 1841target_path='$(CURDIR)'
a7ada2ba 1842
a158446b
MR
1843# since the object filename is not given with the -MM flag, the compiler
1844# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1845DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1846DEPFLAGS='-MM'
315c741d 1847
c597172e 1848# find source path
24524f36 1849if test -f configure; then
f038cf3c 1850 source_path=.
c597172e 1851else
8477f2de 1852 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1853 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1854 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1855 test -e "$source_path/config.h" &&
1856 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1857fi
1858
13cbe2c0 1859for v in "$@"; do
b04251c5
MR
1860 r=${v#*=}
1861 l=${v%"$r"}
1862 r=$(sh_quote "$r")
29ba0911 1863 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1864done
c597172e 1865
73ef8980
MR
1866find_things(){
1867 thing=$1
1868 pattern=$2
1869 file=$source_path/$3
932ccf39 1870 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1871}
1872
1873ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1874DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1875HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1876PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1877BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1878MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1879DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1880OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1881INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1882PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1883FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1884
54e75be4
DB
1885ALL_COMPONENTS="
1886 $BSF_LIST
1887 $DECODER_LIST
1888 $DEMUXER_LIST
1889 $ENCODER_LIST
1890 $FILTER_LIST
1891 $HWACCEL_LIST
1892 $INDEV_LIST
1893 $MUXER_LIST
1894 $OUTDEV_LIST
1895 $PARSER_LIST
1896 $PROTOCOL_LIST
1897"
1898
8469ae22
MR
1899for n in $COMPONENT_LIST; do
1900 v=$(toupper ${n%s})_LIST
1901 eval enable \$$v
1902 eval ${n}_if_any="\$$v"
1903done
1904
4b587848
DB
1905disable snow_decoder snow_encoder
1906
206a070d 1907enable $ARCH_EXT_LIST
c597172e
MR
1908
1909die_unknown(){
1910 echo "Unknown option \"$1\"."
1911 echo "See $0 --help for available options."
1912 exit 1
1913}
1914
794f8e97 1915show_list() {
bf0c4afa
RP
1916 suffix=_$1
1917 shift
2b444ea7 1918 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1919 exit 0
1920}
1921
154caa67
MR
1922rand_list(){
1923 IFS=', '
1924 set -- $*
1925 unset IFS
1926 for thing; do
1927 comp=${thing%:*}
1928 prob=${thing#$comp}
1929 prob=${prob#:}
1930 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1931 echo "prob ${prob:-0.5}"
1932 printf '%s\n' $comp
1933 done
1934}
1935
1936do_random(){
1937 action=$1
1938 shift
1939 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1940 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1941}
1942
c597172e 1943for opt do
7483e694
DB
1944 optval="${opt#*=}"
1945 case "$opt" in
0f010b2f 1946 --extra-ldflags=*) add_ldflags $optval
7483e694 1947 ;;
0f010b2f 1948 --extra-libs=*) add_extralibs $optval
7483e694 1949 ;;
8fb1cb58 1950 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1951 ;;
40bcf4c7
BL
1952 --enable-debug=*) debuglevel="$optval"
1953 ;;
e28b7553
DB
1954 --disable-programs)
1955 disable $PROGRAM_LIST
1956 ;;
36e2dea0 1957 --disable-everything)
1b15dc3c 1958 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1959 ;;
154caa67
MR
1960 --enable-random|--disable-random)
1961 action=${opt%%-random}
1962 do_random ${action#--} $COMPONENT_LIST
1963 ;;
1964 --enable-random=*|--disable-random=*)
1965 action=${opt%%-random=*}
1966 do_random ${action#--} $optval
1967 ;;
7483e694 1968 --enable-*=*|--disable-*=*)
8b93ddc3 1969 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1970 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1971 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1972 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1973 $action $(filter "$name" $list)
7483e694
DB
1974 ;;
1975 --enable-?*|--disable-?*)
5e622c40 1976 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1977 if is_in $option $COMPONENT_LIST; then
fed5d54b 1978 test $action = disable && action=unset
e3773a55
MR
1979 eval $action \$$(toupper ${option%s})_LIST
1980 elif is_in $option $CMDLINE_SELECT; then
1981 $action $option
1982 else
1983 die_unknown $opt
1984 fi
7483e694
DB
1985 ;;
1986 --list-*)
1987 NAME="${opt#--list-}"
1988 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1989 NAME=${NAME%s}
1990 eval show_list $NAME \$$(toupper $NAME)_LIST
1991 ;;
1992 --help|-h) show_help
1993 ;;
1994 *)
884a36a7 1995 optname="${opt%%=*}"
26759c44
MR
1996 optname="${optname#--}"
1997 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1998 if is_in $optname $CMDLINE_SET; then
1999 eval $optname='$optval'
2000 elif is_in $optname $CMDLINE_APPEND; then
2001 append $optname "$optval"
2002 else
2003 die_unknown $opt
2004 fi
7483e694
DB
2005 ;;
2006 esac
c597172e
MR
2007done
2008
bcea99bb
MR
2009disabled logging && logfile=/dev/null
2010
29ba0911 2011echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2012set >> $logfile
2013
9da6609f
MR
2014test -n "$cross_prefix" && enable cross_compile
2015
8d4c00ed
MR
2016if enabled cross_compile; then
2017 test -n "$arch" && test -n "$target_os" ||
2018 die "Must specify target arch and OS when cross-compiling"
2019fi
2020
121d78d0 2021ar_default="${cross_prefix}${ar_default}"
11e6d03a 2022cc_default="${cross_prefix}${cc_default}"
20e0ed95 2023nm_default="${cross_prefix}${nm_default}"
3f8040db 2024pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2025ranlib="${cross_prefix}${ranlib}"
adb2b908 2026
c5200f17
MR
2027sysinclude_default="${sysroot}/usr/include"
2028
aeeb782c 2029case "$toolchain" in
0fbb62a8
LB
2030 clang-asan)
2031 cc_default="clang"
2032 add_cflags -faddress-sanitizer
2033 add_ldflags -faddress-sanitizer
2034 ;;
2035 clang-tsan)
2036 cc_default="clang"
2037 add_cflags -fthread-sanitizer
2038 add_ldflags -fthread-sanitizer
2039 ;;
aeeb782c
MR
2040 msvc)
2041 cc_default="c99wrap cl"
2042 ld_default="c99wrap link"
2043 nm_default="dumpbin -symbols"
ac3a9b51 2044 ar_default="lib"
53e8cd68 2045 target_os_default="win32"
aeeb782c
MR
2046 ;;
2047 ?*)
2048 die "Unknown toolchain $toolchain"
2049 ;;
2050esac
2051
53e8cd68 2052set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2053enabled cross_compile || host_cc_default=$cc
2054set_default host_cc
13c7df3d 2055
762f95e4
MR
2056if ! $pkg_config --version >/dev/null 2>&1; then
2057 warn "$pkg_config not found, library detection may fail."
2058 pkg_config=false
2059fi
2060
82bb3329
MR
2061exesuf() {
2062 case $1 in
53e8cd68 2063 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2064 esac
2065}
2066
2067EXESUF=$(exesuf $target_os)
2068HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2069
e4e69e0b 2070# set temporary file name
a49d42c2 2071: ${TMPDIR:=$TEMPDIR}
c51fafa1 2072: ${TMPDIR:=$TMP}
a49d42c2 2073: ${TMPDIR:=/tmp}
e4e69e0b 2074
a210bce2 2075if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2076 # simple replacement for missing mktemp
2077 # NOT SAFE FOR GENERAL USE
2078 mktemp(){
09a5c245 2079 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2080 }
2081fi
2082
2083tmpfile(){
2084 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2085 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2086 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2087 append TMPFILES $tmp
2088 eval $1=$tmp
2089}
2090
2091trap 'rm -f -- $TMPFILES' EXIT
54460a83 2092
55127e7b 2093tmpfile TMPASM .asm
3e0b1c9a
DB
2094tmpfile TMPC .c
2095tmpfile TMPE $EXESUF
2096tmpfile TMPH .h
2097tmpfile TMPO .o
2098tmpfile TMPS .S
2099tmpfile TMPSH .sh
2100tmpfile TMPV .ver
54460a83
MR
2101
2102unset -f mktemp
e4e69e0b 2103
fb3c4ffc
MR
2104chmod +x $TMPE
2105
993f2d0f
MR
2106# make sure we can execute files in $TMPDIR
2107cat > $TMPSH 2>> $logfile <<EOF
2108#! /bin/sh
2109EOF
2110chmod +x $TMPSH >> $logfile 2>&1
2111if ! $TMPSH >> $logfile 2>&1; then
2112 cat <<EOF
2113Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2114variable to another directory and make sure that it is not mounted noexec.
2115EOF
2116 die "Sanity test failed."
2117fi
993f2d0f 2118
457cc333
MR
2119ccc_flags(){
2120 for flag; do
2121 case $flag in
2122 -std=c99) echo -c99 ;;
2123 -mcpu=*) echo -arch ${flag#*=} ;;
2124 -mieee) echo -ieee ;;
2125 -O*|-fast) echo $flag ;;
2126 -fno-math-errno) echo -assume nomath_errno ;;
2127 -g) echo -g3 ;;
2128 -Wall) echo -msg_enable level2 ;;
2129 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2130 -Wl,*) echo $flag ;;
2131 -f*|-W*) ;;
2132 *) echo $flag ;;
2133 esac
2134 done
2135}
2136
dfa559bc
RB
2137msvc_flags(){
2138 for flag; do
2139 case $flag in
2140 -fomit-frame-pointer) echo -Oy ;;
2141 -g) echo -Z7 ;;
2142 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2143 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2144 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2145 -wd4996 -wd4273 ;;
dfa559bc
RB
2146 -std=c99) ;;
2147 -fno-math-errno) ;;
2148 -fno-common) ;;
2149 -fno-signed-zeros) ;;
2150 -lz) echo zlib.lib ;;
bd680c7b
DB
2151 -lavifil32) echo vfw32.lib ;;
2152 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2153 -l*) echo ${flag#-l}.lib ;;
2154 *) echo $flag ;;
2155 esac
2156 done
2157}
2158
d0c6d424
MR
2159pgi_flags(){
2160 for flag; do
2161 case $flag in
643933f5 2162 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2163 -fomit-frame-pointer) echo -Mnoframe ;;
2164 -g) echo -gopt ;;
2165 *) echo $flag ;;
2166 esac
2167 done
2168}
2169
2170suncc_flags(){
2171 for flag; do
2172 case $flag in
2173 -march=*|-mcpu=*)
2174 case "${flag#*=}" in
2175 native) echo -xtarget=native ;;
2176 v9|niagara) echo -xarch=sparc ;;
2177 ultrasparc) echo -xarch=sparcvis ;;
2178 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2179 i586|pentium) echo -xchip=pentium ;;
2180 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2181 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2182 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2183 pentium4*) echo -xtarget=pentium4 ;;
2184 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2185 *-sse3) echo -xarch=sse3 ;;
2186 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2187 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2188 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2189 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2190 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2191 k8|opteron|athlon64|athlon-fx)
2192 echo -xarch=sse2a ;;
2193 athlon*) echo -xarch=pentium_proa ;;
2194 esac
2195 ;;
2196 -std=c99) echo -xc99 ;;
2197 -fomit-frame-pointer) echo -xregs=frameptr ;;
2198 -fPIC) echo -KPIC -xcode=pic32 ;;
2199 -W*,*) echo $flag ;;
2200 -f*-*|-W*) ;;
2201 *) echo $flag ;;
2202 esac
2203 done
2204}
2205
2206tms470_flags(){
2207 for flag; do
2208 case $flag in
2209 -march=*|-mcpu=*)
2210 case "${flag#*=}" in
2211 armv7-a|cortex-a*) echo -mv=7a8 ;;
2212 armv7-r|cortex-r*) echo -mv=7r4 ;;
2213 armv7-m|cortex-m*) echo -mv=7m3 ;;
2214 armv6*|arm11*) echo -mv=6 ;;
2215 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2216 echo -mv=5e ;;
2217 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2218 esac
2219 ;;
2220 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2221 -mfpu=vfp) echo --float_support=vfpv2 ;;
2222 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2223 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2224 -msoft-float) echo --float_support=vfplib ;;
2225 -O[0-3]|-mf=*) echo $flag ;;
2226 -g) echo -g -mn ;;
2227 -pds=*) echo $flag ;;
ad93dccb
MR
2228 -D*|-I*) echo $flag ;;
2229 --gcc|--abi=*) echo $flag ;;
2230 -me) echo $flag ;;
d0c6d424
MR
2231 esac
2232 done
2233}
2234
a758c5e2
MR
2235probe_cc(){
2236 pfx=$1
2237 _cc=$2
2238
8db73c61
MR
2239 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2240 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2241 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2242 _flags_filter=echo
2243
2244 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2245 _type=llvm_gcc
2246 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2247 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2248 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2249 _cflags_speed='-O3'
2250 _cflags_size='-Os'
2251 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2252 _type=gcc
2253 gcc_version=$($_cc --version | head -n1)
2254 gcc_basever=$($_cc -dumpversion)
2255 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2256 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2257 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2258 if ! $_cc -dumpversion | grep -q '^2\.'; then
2259 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2260 fi
2261 _cflags_speed='-O3'
2262 _cflags_size='-Os'
2263 elif $_cc --version 2>/dev/null | grep -q Intel; then
2264 _type=icc
2265 _ident=$($_cc --version | head -n1)
2266 _depflags='-MMD'
2267 _cflags_speed='-O3'
2268 _cflags_size='-Os'
2269 _cflags_noopt='-O1'
2270 elif $_cc -v 2>&1 | grep -q xlc; then
2271 _type=xlc
2272 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2273 _cflags_speed='-O5'
2274 _cflags_size='-O5 -qcompact'
2275 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2276 _type=ccc
2277 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2278 _DEPFLAGS='-M'
a758c5e2
MR
2279 _cflags_speed='-fast'
2280 _cflags_size='-O1'
457cc333 2281 _flags_filter=ccc_flags
a758c5e2
MR
2282 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2283 test -d "$sysroot" || die "No valid sysroot specified."
2284 _type=armcc
2285 _ident=$($_cc --vsn | head -n1)
2286 armcc_conf="$PWD/armcc.conf"
2287 $_cc --arm_linux_configure \
2288 --arm_linux_config_file="$armcc_conf" \
2289 --configure_sysroot="$sysroot" \
2290 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2291 die "Error creating armcc configuration file."
2292 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2293 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2294 as_default="${cross_prefix}gcc"
2295 _depflags='-MMD'
2296 _cflags_speed='-O3'
2297 _cflags_size='-Os'
0122118e 2298 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2299 _type=tms470
2300 _ident=$($_cc -version | head -n1 | tr -s ' ')
2301 _flags='--gcc --abi=eabi -me'
18031c49 2302 _cc_e='-ppl -fe=$@'
a758c5e2 2303 _cc_o='-fe=$@'
a758c5e2
MR
2304 _depflags='-ppa -ppd=$(@:.o=.d)'
2305 _cflags_speed='-O3 -mf=5'
2306 _cflags_size='-O3 -mf=2'
2307 _flags_filter=tms470_flags
2308 elif $_cc -v 2>&1 | grep -q clang; then
2309 _type=clang
2310 _ident=$($_cc --version | head -n1)
2311 _depflags='-MMD'
2312 _cflags_speed='-O3'
2313 _cflags_size='-Os'
2314 elif $_cc -V 2>&1 | grep -q Sun; then
2315 _type=suncc
2316 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2317 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2318 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2319 _ldflags='-std=c99'
2320 _cflags_speed='-O5'
2321 _cflags_size='-O5 -xspace'
2322 _flags_filter=suncc_flags
2323 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2324 _type=pathscale
2325 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2326 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2327 _cflags_speed='-O2'
2328 _cflags_size='-Os'
2329 _flags_filter='filter_out -Wdisabled-optimization'
2330 elif $_cc -v 2>&1 | grep -q Open64; then
2331 _type=open64
2332 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2333 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2334 _cflags_speed='-O2'
2335 _cflags_size='-Os'
2336 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2337 elif $_cc -V 2>&1 | grep -q Portland; then
2338 _type=pgi
2339 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2340 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2341 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2342 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2343 _cflags_noopt="-O1"
2344 _flags_filter=pgi_flags
dfa559bc
RB
2345 elif $_cc 2>&1 | grep -q Microsoft; then
2346 _type=msvc
2347 _ident=$($cc 2>&1 | head -n1)
2348 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2349 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2350 _cflags_speed="-O2"
2351 _cflags_size="-O1"
2352 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2353 if $_cc 2>&1 | grep -q Linker; then
2354 _ld_o='-out $@'
2355 else
2356 _ld_o='-Fe$@'
2357 fi
2358 _cc_o='-Fo $@'
a224b2cb 2359 _cc_e='-P -Fi $@'
dfa559bc
RB
2360 _flags_filter=msvc_flags
2361 _ld_lib='lib%.a'
2362 _ld_path='-libpath:'
2363 _flags='-nologo'
2364 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2365 if [ $pfx = hostcc ]; then
6a0200f2 2366 append _cflags -Dsnprintf=_snprintf
dfa559bc 2367 fi
aef6bd1b 2368 fi
a758c5e2
MR
2369
2370 eval ${pfx}_type=\$_type
2371 eval ${pfx}_ident=\$_ident
2372}
2373
2374set_ccvars(){
23565c26 2375 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2376 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2377 eval ${1}_O=\${_cc_o-\${${1}_O}}
2378
2379 if [ -n "$_depflags" ]; then
2380 eval ${1}_DEPFLAGS=\$_depflags
2381 else
2382 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2383 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2384 eval DEP${1}FLAGS=\$_flags
2385 fi
2386}
2387
2388probe_cc cc "$cc"
2389cflags_filter=$_flags_filter
2390cflags_speed=$_cflags_speed
2391cflags_size=$_cflags_size
2392cflags_noopt=$_cflags_noopt
2393add_cflags $_flags $_cflags
2394cc_ldflags=$_ldflags
2395set_ccvars CC
2396
2397probe_cc hostcc "$host_cc"
2398host_cflags_filter=$_flags_filter
a758c5e2 2399add_host_cflags $_flags $_cflags
a758c5e2 2400set_ccvars HOSTCC
629687f6 2401
851ffa80
MR
2402test -n "$cc_type" && enable $cc_type ||
2403 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2404
75bafbac 2405: ${as_default:=$cc}
50567afa 2406: ${dep_cc_default:=$cc}
684b28e0 2407: ${ld_default:=$cc}
095792f2
MR
2408: ${host_ld_default:=$host_cc}
2409set_default ar as dep_cc ld host_ld
75800dce 2410
a758c5e2
MR
2411probe_cc as "$as"
2412asflags_filter=$_flags_filter
2413add_asflags $_flags $_cflags
2414set_ccvars AS
2415
2416probe_cc ld "$ld"
2417ldflags_filter=$_flags_filter
2418add_ldflags $_flags $_ldflags
2419test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2420LD_O=${_ld_o-$LD_O}
8db73c61
MR
2421LD_LIB=${_ld_lib-$LD_LIB}
2422LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2423
095792f2
MR
2424probe_cc hostld "$host_ld"
2425host_ldflags_filter=$_flags_filter
2426add_host_ldflags $_flags $_ldflags
2427HOSTLD_O=${_ld_o-$HOSTLD_O}
2428
a758c5e2
MR
2429if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2430 probe_cc depcc "$dep_cc"
2431 CCDEP=${_DEPCMD:-$DEPCMD}
2432 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2433 DEPCCFLAGS=$_flags
2434fi
07dec06e 2435
3dbc777c
MR
2436if $ar 2>&1 | grep -q Microsoft; then
2437 arflags="-nologo"
2438 ar_o='-out:$@'
2439elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2440 arflags="rq"
2441 ar_o='$@'
2442else
2443 arflags="rc"
2444 ar_o='$@'
2445fi
2446
7f32f40c 2447add_cflags $extra_cflags
2f2e6c7c 2448add_asflags $extra_cflags
7f32f40c 2449
154d432c
MR
2450if test -n "$sysroot"; then
2451 case "$cc_type" in
00ba041c 2452 gcc|llvm_gcc|clang)
467256f2 2453 add_cppflags --sysroot="$sysroot"
154d432c
MR
2454 add_ldflags --sysroot="$sysroot"
2455 ;;
6fec122a
MR
2456 tms470)
2457 add_cppflags -I"$sysinclude"
2458 add_ldflags --sysroot="$sysroot"
2459 ;;
154d432c
MR
2460 esac
2461fi
2462
d22c13a8
MR
2463if test "$cpu" = host; then
2464 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2465
2466 case "$cc_type" in
613a4e3f 2467 gcc|llvm_gcc)
d22c13a8
MR
2468 check_native(){
2469 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2470 sed -n "/cc1.*$1=/{
27ce1be8
MR
2471 s/.*$1=\\([^ ]*\\).*/\\1/
2472 p
2473 q
2474 }" $TMPE
d22c13a8
MR
2475 }
2476 cpu=$(check_native -march || check_native -mcpu)
2477 ;;
2478 esac
2479
2480 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2481fi
2482
e939cedd
MR
2483# Deal with common $arch aliases
2484case "$arch" in
5873b623
MR
2485 aarch64|arm64)
2486 arch="aarch64"
2487 ;;
e939cedd
MR
2488 arm*)
2489 arch="arm"
2490 ;;
2acda282 2491 mips*|IP*)
e939cedd
MR
2492 arch="mips"
2493 ;;
a6e9d649 2494 parisc*|hppa*)
e939cedd
MR
2495 arch="parisc"
2496 ;;
56203596 2497 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2498 arch="ppc"
2499 ;;
e939cedd
MR
2500 s390|s390x)
2501 arch="s390"
2502 ;;
2503 sh4|sh)
2504 arch="sh4"
2505 ;;
4cd217c0 2506 sun4u|sparc*)
e939cedd 2507 arch="sparc"
e939cedd 2508 ;;
c75848cd
DB
2509 tilegx|tile-gx)
2510 arch="tilegx"
2511 ;;
d33ed7b3 2512 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2513 arch="x86"
2514 ;;
2515esac
2516
851ffa80 2517is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2518enable $arch
e939cedd 2519
df5cdc24 2520# Add processor-specific flags
5d54c126
MR
2521if test "$cpu" = generic; then
2522 : do nothing
33db40f8
MR
2523
2524elif enabled aarch64; then
2525
2526 case $cpu in
2527 armv*)
2528 cpuflags="-march=$cpu"
2529 ;;
2530 *)
2531 cpuflags="-mcpu=$cpu"
2532 ;;
2533 esac
2534
2535elif enabled alpha; then
2536
2537 cpuflags="-mcpu=$cpu"
2538
2539elif enabled arm; then
2540
2541 case $cpu in
2542 armv*)
2543 cpuflags="-march=$cpu"
2544 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2545 ;;
2546 *)
2547 cpuflags="-mcpu=$cpu"
2548 case $cpu in
2549 cortex-a*) subarch=armv7a ;;
2550 cortex-r*) subarch=armv7r ;;
2551 cortex-m*) enable thumb; subarch=armv7m ;;
2552 arm11*) subarch=armv6 ;;
2553 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2554 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2555 esac
2556 ;;
2557 esac
2558
2559elif enabled avr32; then
2560
2561 case $cpu in
2562 ap7[02]0[0-2])
2563 subarch="avr32_ap"
2564 cpuflags="-mpart=$cpu"
2565 ;;
2566 ap)
2567 subarch="avr32_ap"
2568 cpuflags="-march=$cpu"
2569 ;;
2570 uc3[ab]*)
2571 subarch="avr32_uc"
2572 cpuflags="-mcpu=$cpu"
2573 ;;
2574 uc)
2575 subarch="avr32_uc"
2576 cpuflags="-march=$cpu"
2577 ;;
2578 esac
2579
2580elif enabled bfin; then
2581
2582 cpuflags="-mcpu=$cpu"
2583
2584elif enabled mips; then
2585
2586 cpuflags="-march=$cpu"
2587
5d54c126 2588elif enabled ppc; then
343aef9b 2589
56348891
MR
2590 case $(tolower $cpu) in
2591 601|ppc601|powerpc601)
9dbd5c3d 2592 cpuflags="-mcpu=601"
64ad53ff 2593 disable altivec
9dbd5c3d 2594 ;;
56348891 2595 603*|ppc603*|powerpc603*)
9dbd5c3d 2596 cpuflags="-mcpu=603"
64ad53ff 2597 disable altivec
9dbd5c3d 2598 ;;
56348891 2599 604*|ppc604*|powerpc604*)
9dbd5c3d 2600 cpuflags="-mcpu=604"
64ad53ff 2601 disable altivec
9dbd5c3d 2602 ;;
56348891 2603 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2604 cpuflags="-mcpu=750"
64ad53ff 2605 disable altivec
9dbd5c3d 2606 ;;
56348891 2607 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2608 cpuflags="-mcpu=7450"
9dbd5c3d 2609 ;;
56348891 2610 74*|ppc74*|powerpc74*)
7f1fcaf0 2611 cpuflags="-mcpu=7400"
9dbd5c3d 2612 ;;
313f9fbf 2613 g5|970|ppc970|powerpc970)
7f1fcaf0 2614 cpuflags="-mcpu=970"
9dbd5c3d 2615 ;;
313f9fbf 2616 power[3-7]*)
7f1fcaf0 2617 cpuflags="-mcpu=$cpu"
313f9fbf 2618 ;;
56348891 2619 cell)
9dbd5c3d
MR
2620 cpuflags="-mcpu=cell"
2621 enable ldbrx
2622 ;;
4ab26cb4
DB
2623 e500mc)
2624 cpuflags="-mcpu=e500mc"
2625 disable altivec
2626 ;;
7b0b81a1
AL
2627 e500v2)
2628 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2629 disable altivec
2630 ;;
2631 e500)
2632 cpuflags="-mcpu=8540 -mhard-float"
2633 disable altivec
2634 ;;
9dbd5c3d 2635 esac
343aef9b 2636
33db40f8
MR
2637elif enabled sparc; then
2638
2639 case $cpu in
2640 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2641 cpuflags="-mcpu=$cpu"
2642 disable vis
2643 ;;
2644 ultrasparc*|niagara[234])
2645 cpuflags="-mcpu=$cpu"
2646 ;;
2647 esac
2648
343aef9b
MR
2649elif enabled x86; then
2650
9dbd5c3d
MR
2651 case $cpu in
2652 i[345]86|pentium)
2653 cpuflags="-march=$cpu"
2654 disable mmx
2655 ;;
2656 # targets that do NOT support conditional mov (cmov)
2657 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2658 cpuflags="-march=$cpu"
2659 disable cmov
2660 ;;
2661 # targets that do support conditional mov (cmov)
f2ce813e 2662 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2663 cpuflags="-march=$cpu"
2664 enable cmov
2665 enable fast_cmov
2666 ;;
2667 # targets that do support conditional mov but on which it's slow
2668 pentium4|pentium4m|prescott|nocona)
2669 cpuflags="-march=$cpu"
2670 enable cmov
2671 disable fast_cmov
2672 ;;
2673 esac
343aef9b 2674
343aef9b
MR
2675fi
2676
df5cdc24
MR
2677add_cflags $cpuflags
2678add_asflags $cpuflags
2679
993f2d0f
MR
2680# compiler sanity check
2681check_exec <<EOF
2682int main(void){ return 0; }
2683EOF
2684if test "$?" != 0; then
2685 echo "$cc is unable to create an executable file."
2686 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2687 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2688 echo "Only do this if you know what cross compiling means."
2689 fi
2690 die "C compiler test failed."
2691fi
2692
046f081b 2693add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2694check_cflags -std=c99
50a334e4 2695check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2696#include <stdlib.h>
2697EOF
50a334e4 2698check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2699#include <stdlib.h>
2700EOF
e9b9a2f8 2701
f0125de9 2702check_host_cflags -std=c99
0a6db2a2 2703check_host_cflags -Wall
f0125de9 2704
d4c99513
MR
2705check_64bit(){
2706 arch32=$1
2707 arch64=$2
2708 expr=$3
2709 check_code cc "" "int test[2*($expr) - 1]" &&
2710 subarch=$arch64 || subarch=$arch32
2711}
2712
b24dbcbd 2713case "$arch" in
4cd217c0 2714 alpha|ia64)
2acda282
MR
2715 spic=$shared
2716 ;;
2717 mips)
2718 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2719 spic=$shared
b24dbcbd 2720 ;;
a6e9d649
MR
2721 parisc)
2722 check_64bit parisc parisc64 'sizeof(void *) > 4'
2723 spic=$shared
2724 ;;
56203596
MR
2725 ppc)
2726 check_64bit ppc ppc64 'sizeof(void *) > 4'
2727 ;;
4cd217c0
MR
2728 sparc)
2729 check_64bit sparc sparc64 'sizeof(void *) > 4'
2730 spic=$shared
2731 ;;
e939cedd 2732 x86)
d4c99513 2733 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2734 if test "$subarch" = "x86_64"; then
e939cedd 2735 spic=$shared
de27f4d9 2736 fi
b24dbcbd 2737 ;;
b24dbcbd
RP
2738esac
2739
343aef9b 2740enable $subarch
8a3c8627 2741enabled spic && enable pic
b24dbcbd 2742
7483e694 2743# OS specific
4f854758 2744case $target_os in
a1629e28 2745 haiku)
63ae7e7c 2746 prefix_default="/boot/common"
108caaaa 2747 network_extralibs="-lnetwork"
f59c4bd6 2748 host_libs=
a1629e28 2749 ;;
7483e694 2750 sunos)
4d58e4cb 2751 AVSERVERLDFLAGS=""
9987769a 2752 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2753 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2754 network_extralibs="-lsocket -lnsl"
779222db 2755 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2756 # When using suncc to build, the Solaris linker will mark
2757 # an executable with each instruction set encountered by
2758 # the Solaris assembler. As our libraries contain their own
2759 # guards for processor-specific code, instead suppress
2760 # generation of the HWCAPS ELF section on Solaris x86 only.
2761 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2762 nm_default='nm -P -g'
7483e694
DB
2763 ;;
2764 netbsd)
a1e4b3f6 2765 disable symver
07a8eef6
MR
2766 oss_indev_extralibs="-lossaudio"
2767 oss_outdev_extralibs="-lossaudio"
7483e694 2768 ;;
d488c3bc 2769 openbsd|bitrig)
7c4a001a 2770 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2771 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2772 # however the generated executable will not do anything
2773 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2774 # Thus explicitly enable PIC here.
cd78208b 2775 enable pic
a1e4b3f6 2776 disable symver
7483e694 2777 SHFLAGS='-shared'
d5683aba
BS
2778 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2779 SLIB_INSTALL_LINKS=
07a8eef6
MR
2780 oss_indev_extralibs="-lossaudio"
2781 oss_outdev_extralibs="-lossaudio"
7483e694 2782 ;;
a1e4b3f6 2783 dragonfly)
a1e4b3f6
MR
2784 disable symver
2785 ;;
2786 freebsd)
7483e694
DB
2787 ;;
2788 bsd/os)
355d81df 2789 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2790 ;;
2791 darwin)
301ab19d 2792 gas="gas-preprocessor.pl $cc"
e08b8239 2793 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2794 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2795 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2796 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2797 SLIBSUF=".dylib"
2798 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2799 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2800 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2801 objformat="macho"
1b0f6fb8 2802 enabled x86_64 && objformat="macho64"
8dfa86f7 2803 enabled_any pic shared ||
2704bd1a 2804 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2805 ;;
2806 mingw32*)
9d3f4f50 2807 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2808 disable network
2809 else
2810 target_os=mingw32
2811 fi
dcc01c06 2812 LIBTARGET=i386
1fc9fb8a 2813 if enabled x86_64; then
417516f6 2814 LIBTARGET="i386:x86-64"
336cc1b0 2815 elif enabled arm; then
15c5156d 2816 LIBTARGET=arm-wince
dcc01c06 2817 fi
fbd971a4 2818 shlibdir_default="$bindir_default"
7483e694
DB
2819 SLIBPREF=""
2820 SLIBSUF=".dll"
7483e694
DB
2821 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2822 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2823 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2824 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2825 SLIB_INSTALL_LINKS=
2826 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2827 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2828 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2829 objformat="win32"
ec10a9ab 2830 dlltool="${cross_prefix}dlltool"
a3222470 2831 ranlib=:
bc574408 2832 enable dos_paths
5666a9f2 2833 add_cppflags -U__STRICT_ANSI__
7483e694 2834 ;;
53e8cd68 2835 win32|win64)
d66c52c2
MS
2836 if enabled shared; then
2837 # Link to the import library instead of the normal static library
2838 # for shared libs.
2839 LD_LIB='%.lib'
2840 # Cannot build shared and static libraries at the same time with
2841 # MSVC.
2842 disable static
2843 fi
2844 shlibdir_default="$bindir_default"
2845 SLIBPREF=""
2846 SLIBSUF=".dll"
2847 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2848 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2849 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2850 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2851 SLIB_INSTALL_LINKS=
2852 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2853 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2854 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2855 objformat="win32"
2856 ranlib=:
2857 enable dos_paths
2858 ;;
7483e694 2859 cygwin*)
4f854758 2860 target_os=cygwin
fbd971a4 2861 shlibdir_default="$bindir_default"
7483e694
DB
2862 SLIBPREF="cyg"
2863 SLIBSUF=".dll"
2864 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2865 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2866 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2867 SLIB_INSTALL_LINKS=
2868 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2869 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2870 objformat="win32"
bc574408 2871 enable dos_paths
7483e694 2872 ;;
4f365f37 2873 *-dos|freedos|opendos)
4f365f37 2874 network_extralibs="-lsocket"
ff1c015d 2875 objformat="coff"
bc574408 2876 enable dos_paths
a7a187a1 2877 add_cppflags -U__STRICT_ANSI__
4f365f37 2878 ;;
7483e694 2879 linux)
7483e694
DB
2880 enable dv1394
2881 ;;
2882 irix*)
4f854758 2883 target_os=irix
7483e694
DB
2884 ranlib="echo ignoring ranlib"
2885 ;;
d22e8442 2886 os/2*)
d22e8442 2887 ln_s="cp -f"
9297f1ed 2888 objformat="aout"
e14574eb 2889 add_cppflags -D_GNU_SOURCE
355d81df 2890 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2891 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2892 AVSERVERLDFLAGS=""
287d3b13 2893 LIBSUF="_s.a"
d22e8442
DY
2894 SLIBPREF=""
2895 SLIBSUF=".dll"
2896 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2897 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2898 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2899 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2900 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2901 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2902 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2903 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2904 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2905 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2906 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2907 enable dos_paths
d22e8442 2908 ;;
83993c1c 2909 gnu/kfreebsd)
3bd1eacd 2910 add_cppflags -D_BSD_SOURCE
83993c1c 2911 ;;
34e82167 2912 gnu)
34e82167 2913 ;;
d33ed7b3
MR
2914 qnx)
2915 add_cppflags -D_QNX_SOURCE
2916 network_extralibs="-lsocket"
2917 ;;
1c69c79f
MS
2918 symbian)
2919 SLIBSUF=".dll"
2920 enable dos_paths
e3bc07f4
MS
2921 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2922 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2923 add_ldflags -Wl,--target1-abs,--no-undefined \
2924 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2925 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2926 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2927 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2928 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2929 ;;
fdd66609
MR
2930 osf1)
2931 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
2932 AVSERVERLDFLAGS=
2933 ;;
741a8b72
MR
2934 minix)
2935 ;;
4ebc6a74
MR
2936 plan9)
2937 add_cppflags -D_C99_SNPRINTF_EXTENSION \
2938 -D_REENTRANT_SOURCE \
2939 -D_RESEARCH_SOURCE \
2940 -DFD_SETSIZE=96 \
2941 -DHAVE_SOCK_OPTS
2942 add_compat strtod.o strtod=avpriv_strtod
2943 network_extralibs='-lbsd'
2944 exeobjs=compat/plan9/main.o
2945 disable avserver
2946 ln_s='ln -s -f'
2947 cp_f='cp'
2948 ;;
614d8911
MR
2949 none)
2950 ;;
7483e694 2951 *)
4f924f9a 2952 die "Unknown OS '$target_os'."
7483e694
DB
2953 ;;
2954esac
2955
b797f3c4
MR
2956# determine libc flavour
2957
2958if check_cpp_condition features.h "defined __UCLIBC__"; then
2959 libc_type=uclibc
3bd1eacd 2960 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
2961elif check_cpp_condition features.h "defined __GLIBC__"; then
2962 libc_type=glibc
3bd1eacd 2963 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
2964elif check_header _mingw.h; then
2965 libc_type=mingw
2966 check_cpp_condition _mingw.h \
2967 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
2968 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2969 die "ERROR: MinGW runtime version must be >= 3.15."
2970elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
2971 libc_type=newlib
8f7b814f 2972 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
2973elif check_func_headers stdlib.h _get_doserrno; then
2974 libc_type=msvcrt
84e65c76
MR
2975 add_compat strtod.o strtod=avpriv_strtod
2976 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
2977 _snprintf=avpriv_snprintf \
2978 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
2979elif check_cpp_condition stddef.h "defined __KLIBC__"; then
2980 libc_type=klibc
2981fi
2982
2983test -n "$libc_type" && enable $libc_type
2984
5ab432fa
MR
2985# hacks for compiler/libc/os combinations
2986
2987if enabled_all tms470 glibc; then
b6f8d635 2988 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
2989 add_cppflags -D__USER_LABEL_PREFIX__=
2990 add_cppflags -D__builtin_memset=memset
2991 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
2992 add_cflags -pds=48 # incompatible redefinition of macro
2993fi
2994
457cc333
MR
2995if enabled_all ccc glibc; then
2996 add_ldflags -Wl,-z,now # calls to libots crash without this
2997fi
2998
6555acad
MR
2999esc(){
3000 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3001}
3002
3003echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3004
13cb2187
AS
3005check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3006
c9d19248 3007set_default $PATHS_LIST
2a8a860a 3008set_default nm
c9d19248 3009
320d060a 3010# we need to build at least one lib type
93b3c083 3011if ! enabled_any static shared; then
320d060a
DB
3012 cat <<EOF
3013At least one library type must be built.
3014Specify --enable-static to build the static libraries or --enable-shared to
3015build the shared libraries as well. To only build the shared libraries specify
3016--disable-static in addition to --enable-shared.
3017EOF
3018 exit 1;
3019fi
3020
2184c6f7 3021die_license_disabled() {
4c27207c 3022 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3023}
3024
e417d80d 3025die_license_disabled gpl libcdio
2184c6f7 3026die_license_disabled gpl libx264
de295976 3027die_license_disabled gpl libxavs
2184c6f7 3028die_license_disabled gpl libxvid
2184c6f7
DB
3029die_license_disabled gpl x11grab
3030
2f7ae63b 3031die_license_disabled nonfree libfaac
87246953 3032die_license_disabled nonfree libfdk_aac
a060866f 3033die_license_disabled nonfree openssl
b2e3c528 3034
0b175caa
DB
3035die_license_disabled version3 libopencore_amrnb
3036die_license_disabled version3 libopencore_amrwb
d89e738a 3037die_license_disabled version3 libvo_aacenc
f502ff3f 3038die_license_disabled version3 libvo_amrwbenc
0b175caa 3039
9cad0e4e 3040enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3041
40617a6d 3042disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3043
e276d9e8
MR
3044enable_pic() {
3045 enable pic
bce7b696
MR
3046 add_cppflags -DPIC
3047 add_cflags -fPIC
3048 add_asflags -fPIC
e276d9e8
MR
3049}
3050
3051enabled pic && enable_pic
bce7b696 3052
b4d96ba2
MR
3053check_cc <<EOF || die "Symbol mangling check failed."
3054int ff_extern;
3055EOF
2a8a860a 3056sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3057extern_prefix=${sym%%ff_extern*}
3058
afb5ed55 3059check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3060void foo(void) { __asm__ volatile ("" ::); }
3061EOF
61d251db 3062
df5e3978
MR
3063_restrict=
3064for restrict_keyword in restrict __restrict__ __restrict; do
3065 check_cc <<EOF && _restrict=$restrict_keyword && break
3066void foo(char * $restrict_keyword p);
3067EOF
3068done
3069
3070check_cc <<EOF && enable attribute_packed
3071struct { int x; } __attribute__((packed)) x;
3072EOF
3073
dffb41b9
MR
3074check_cc <<EOF && enable attribute_may_alias
3075union { int x; } __attribute__((may_alias)) x;
3076EOF
3077
df5e3978
MR
3078check_cc <<EOF || die "endian test failed"
3079unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3080EOF
48fc536a 3081od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3082
e939cedd
MR
3083if enabled alpha; then
3084
3085 check_cflags -mieee
3086
3087elif enabled arm; then
e45391bb 3088
8986fddc 3089 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3090 nogas=die
50fa82e6 3091
44caaa56
MR
3092 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3093 enable vfp_args
3094 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3095 case "${cross_prefix:-$cc}" in
3096 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3097 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3098__asm__ (".eabi_attribute 28, 1");
3099int main(void) { return 0; }
3100EOF
44caaa56
MR
3101 esac
3102 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3103 fi
fa0912fe 3104
575db883
DB
3105 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
3106 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
3107 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
3108 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
3109 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
3110 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 3111
575db883
DB
3112 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3113 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3114
e276d9e8
MR
3115 enabled_all armv6t2 shared !pic && enable_pic
3116
fa0912fe 3117elif enabled mips; then
e45391bb 3118
575db883 3119 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3120
5af530f5
MR
3121elif enabled parisc; then
3122
3123 if enabled gcc; then
3124 case $($cc -dumpversion) in
3125 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3126 esac
3127 fi
3128
fa0912fe 3129elif enabled ppc; then
e45391bb 3130
e6a0c354
MR
3131 enable local_aligned_8 local_aligned_16
3132
575db883
DB
3133 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3134 check_inline_asm ibm_asm '"add 0, 0, 0"'
3135 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3136 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3137
3138 # AltiVec flags: The FSF version of GCC differs from the Apple version
3139 if enabled altivec; then
301ab19d 3140 nogas=warn
fa0912fe
MR
3141 check_cflags -maltivec -mabi=altivec &&
3142 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3143 check_cflags -faltivec
3144
3145 # check if our compiler supports Motorola AltiVec C API
3146 check_cc <<EOF || disable altivec
3147$inc_altivec_h
3148int main(void) {
20bcce50
MR
3149 vector signed int v1 = (vector signed int) { 0 };
3150 vector signed int v2 = (vector signed int) { 1 };
3151 v1 = vec_add(v1, v2);
fa0912fe
MR
3152 return 0;
3153}
3154EOF
3155
20bcce50 3156 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3157 fi
e45391bb 3158
fa0912fe 3159elif enabled sparc; then
e45391bb 3160
6aa93689 3161 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3162
fa0912fe 3163elif enabled x86; then
e45391bb 3164
8e85ba8d
DB
3165 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3166
f80ddd5b
RB
3167 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3168
e6a0c354
MR
3169 enable local_aligned_8 local_aligned_16
3170
44965991
PI
3171 # check whether EBP is available on x86
3172 # As 'i' is stored on the stack, this program will crash
3173 # if the base pointer is used to access it because the
3174 # base pointer is cleared in the inline assembly code.
7dfef245 3175 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3176volatile int i=0;
3177__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3178return i;
44965991
PI
3179EOF
3180
f494213c 3181 # check whether EBX is available on x86
575db883
DB
3182 check_inline_asm ebx_available '""::"b"(0)' &&
3183 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3184
6f74fb03 3185 # check whether xmm clobbers are supported
575db883 3186 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3187
239fdf1b 3188 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3189 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3190 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3191
9cca1e40 3192 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3193 if check_cmd $yasmexe --version; then
3194 enabled x86_64 && yasm_extra="-m amd64"
3195 yasm_debug="-g dwarf2"
3196 elif check_cmd nasm -v; then
3197 yasmexe=nasm
3198 yasm_debug="-g -F dwarf"
3199 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3200 fi
3201
3202 YASMFLAGS="-f $objformat $yasm_extra"
3203 enabled pic && append YASMFLAGS "-DPIC"
3204 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3205 case "$objformat" in
3206 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3207 esac
3208
b8e8a07c 3209 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3210 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3211 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3212 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3213 fi
e45391bb 3214
669b5583
MR
3215 case "$cpu" in
3216 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3217 disable fast_clz
3218 ;;
3219 esac
3220
44965991
PI
3221fi
3222
301ab19d
MR
3223if enabled asm; then
3224 as=${gas:=$as}
575db883 3225 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
3226 $nogas "GNU assembler not found, install gas-preprocessor"
3227fi
3228
4a7e068b
MR
3229check_ldflags -Wl,--as-needed
3230
a98bb16d
RP
3231if check_func dlopen; then
3232 ldl=
3233elif check_func dlopen -ldl; then
3234 ldl=-ldl
8bf5d58f
MN
3235fi
3236
54fe299b
DV
3237if enabled network; then
3238 check_type "sys/types.h sys/socket.h" socklen_t
3239 check_type netdb.h "struct addrinfo"
75d339e0
MS
3240 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3241 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3242 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3243 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3244 check_type poll.h "struct pollfd"
54fe299b
DV
3245 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3246 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3247 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3248 check_func getaddrinfo $network_extralibs
c3e73100 3249 check_func getservbyport $network_extralibs
54fe299b
DV
3250 # Prefer arpa/inet.h over winsock2
3251 if check_header arpa/inet.h ; then
3252 check_func closesocket
3253 elif check_header winsock2.h ; then
47876d66
DB
3254 check_func_headers winsock2.h closesocket -lws2 &&
3255 network_extralibs="-lws2" ||
3256 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3257 network_extralibs="-lws2_32"; }
f06dee77 3258 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3259 check_type ws2tcpip.h socklen_t
3260 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3261 check_type ws2tcpip.h "struct group_source_req"
3262 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3263 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3264 check_type winsock2.h "struct pollfd"
54fe299b
DV
3265 check_type ws2tcpip.h "struct sockaddr_in6"
3266 check_type ws2tcpip.h "struct sockaddr_storage"
3267 check_struct winsock2.h "struct sockaddr" sa_len
3268 else
3269 disable network
3270 fi
3271fi
3272
75ecf149
DB
3273# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3274check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3275
534a2231 3276check_func fcntl
7483e694
DB
3277check_func fork
3278check_func gethrtime
667fb97a 3279check_func getopt
7483e694 3280check_func getrusage
fc5607f8 3281check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3282check_func gettimeofday
094c09bb 3283check_func inet_aton $network_extralibs
abfc8d05 3284check_func isatty
a5b64584 3285check_func localtime_r
4ae40685 3286check_func ${malloc_prefix}memalign && enable memalign
7483e694 3287check_func mkstemp
0328b9ea 3288check_func mmap
e98b02de 3289check_func mprotect
4ae40685 3290check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3291check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3292check_func setrlimit
87958234 3293check_func strerror_r
6379900c 3294check_func strptime
47941088 3295check_func strtok_r
ea4d5f48 3296check_func sched_getaffinity
bcc73960 3297check_func sysconf
b9e22269 3298check_func sysctl
d3d3a32c 3299check_func usleep
b507ebd1 3300check_func_headers io.h setmode
b4675d0f 3301check_lib2 "windows.h shellapi.h" CommandLineToArgvW -lshell32
1093383d 3302check_lib2 "windows.h wincrypt.h" CryptGenRandom -ladvapi32
fc5607f8 3303check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
02e8f427 3304check_func_headers windows.h GetProcessAffinityMask
2446d3d6 3305check_func_headers windows.h GetProcessTimes