arm: use HAVE*_INLINE/EXTERNAL macros for conditional compilation
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$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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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.
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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
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301}
302
720c69da 303log_file(){
c8e9f801 304 log BEGIN $1
2270b4b2 305 pr -n -t $1 >> $logfile
c8e9f801
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306 log END $1
307}
308
2ba042a7 309echolog(){
c8e9f801 310 log "$@"
57bd82d4 311 echo "$@"
2ba042a7
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312}
313
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314warn(){
315 log "WARNING: $*"
316 WARNINGS="${WARNINGS}WARNING: $*\n"
317}
318
2ba042a7
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319die(){
320 echolog "$@"
321 cat <<EOF
d326cf7f 322
2ba042a7 323If you think configure made a mistake, make sure you are using the latest
4a6a21f5 324version from Git. If the latest version fails, report the problem to the
070c5d0f 325libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 326EOF
e155a21a 327 if disabled logging; then
2ba042a7 328 cat <<EOF
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329Rerun configure with logging enabled (do not use --disable-logging), and
330include the log this produces with your report.
2ba042a7
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331EOF
332 else
f69f51b3 333 cat <<EOF
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334Include the log file "$logfile" produced by configure as this will help
335solving the problem.
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336EOF
337 fi
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338 exit 1
339}
340
6c6007d6 341# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 342toupper(){
6c6007d6 343 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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344}
345
4a5444db 346tolower(){
6c6007d6 347 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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348}
349
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350c_escape(){
351 echo "$*" | 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
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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
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463}
464
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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#!}" $op "xyes"
44161118
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491}
492
37970ebf 493disabled(){
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494 test "${1#!}" = "$1" && op== || op=!=
495 eval test "x\$${1#!}" $op "xno"
37970ebf
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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 $opt && return 0
519 done
f7b230a7 520 return 1
85bca2c5
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521}
522
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523set_default(){
524 for opt; do
88268e94 525 eval : \${$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"
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549 eval dep_ifa="\$${cfg}_if"
550 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 551
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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
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RP
567 fi
568
799c9e9b 569 disable ${cfg}_checking
30fd06be
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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' $AS_O
681}
682
f65883c8
MR
683check_as(){
684 log check_as "$@"
7fd90119
MR
685 cat > $TMPS
686 log_file $TMPS
687 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
688}
689
575db883
DB
690check_inline_asm(){
691 log check_inline_asm "$@"
940f335a 692 name="$1"
3784e82e 693 code="$2"
940f335a 694 shift 2
49214f61 695 disable $name
7fd90119 696 check_cc "$@" <<EOF && enable $name
3784e82e 697void foo(void){ __asm__ volatile($code); }
940f335a
MR
698EOF
699}
700
c6ebc9fa
MR
701check_insn(){
702 log check_insn "$@"
703 check_inline_asm ${1}_inline "\"$2\""
704 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
705}
706
304d586d
LM
707check_yasm(){
708 log check_yasm "$@"
709 echo "$1" > $TMPS
710 log_file $TMPS
711 shift 1
712 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
713}
714
29b64b68
MR
715ld_o(){
716 eval printf '%s\\n' $LD_O
717}
718
dcd479c0 719check_ld(){
57bd82d4 720 log check_ld "$@"
66a1ccd7
MR
721 flags=$(filter_out '-l*' "$@")
722 libs=$(filter '-l*' "$@")
01d31e16 723 check_cc $($cflags_filter $flags) || return
64933b6c
MR
724 flags=$($ldflags_filter $flags)
725 libs=$($ldflags_filter $libs)
29b64b68 726 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
727}
728
5adc829e
MR
729check_code(){
730 log check_code "$@"
731 check=$1
732 headers=$2
733 code=$3
734 shift 3
735 {
736 for hdr in $headers; do
737 echo "#include <$hdr>"
738 done
739 echo "int main(void) { $code; return 0; }"
740 } | check_$check "$@"
741}
742
50a334e4
MR
743check_cppflags(){
744 log check_cppflags "$@"
caf458dd 745 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
746int x;
747EOF
748}
749
dcd479c0 750check_cflags(){
57bd82d4 751 log check_cflags "$@"
01d31e16 752 set -- $($cflags_filter "$@")
caf458dd 753 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
754int x;
755EOF
756}
757
2ed46eea
MR
758test_ldflags(){
759 log test_ldflags "$@"
760 check_ld "$@" <<EOF
c23a0ac8 761int main(void){ return 0; }
dcd479c0
MR
762EOF
763}
764
2ed46eea
MR
765check_ldflags(){
766 log check_ldflags "$@"
767 test_ldflags "$@" && add_ldflags "$@"
768}
769
dcd479c0 770check_header(){
57bd82d4 771 log check_header "$@"
dcd479c0
MR
772 header=$1
773 shift
b77df637
MR
774 disable_safe $header
775 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
776#include <$header>
777int x;
778EOF
779}
780
781check_func(){
57bd82d4 782 log check_func "$@"
dcd479c0
MR
783 func=$1
784 shift
d8bc5f06
MR
785 disable $func
786 check_ld "$@" <<EOF && enable $func
dcd479c0 787extern int $func();
c23a0ac8 788int main(void){ $func(); }
dcd479c0
MR
789EOF
790}
791
645d2652 792check_mathfunc(){
6b73c0ae 793 log check_mathfunc "$@"
645d2652 794 func=$1
1aa07aa2
MR
795 narg=$2
796 shift 2
797 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
798 disable $func
799 check_ld "$@" <<EOF && enable $func
800#include <math.h>
1aa07aa2 801float foo(float f, float g) { return $func($args); }
33bd38db 802int main(void){ return 0; }
645d2652
MR
803EOF
804}
805
2446d3d6
DB
806check_func_headers(){
807 log check_func_headers "$@"
f8d7b072 808 headers=$1
edaf1ae2 809 funcs=$2
f8d7b072 810 shift 2
edaf1ae2
MR
811 {
812 for hdr in $headers; do
813 echo "#include <$hdr>"
814 done
815 for func in $funcs; do
816 echo "long check_$func(void) { return (long) $func; }"
817 done
818 echo "int main(void) { return 0; }"
819 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
820}
821
a5344cf7
SS
822check_cpp_condition(){
823 log check_cpp_condition "$@"
824 header=$1
825 condition=$2
f855b7b9 826 shift 2
cd52ec95 827 check_cpp "$@" <<EOF
a5344cf7
SS
828#include <$header>
829#if !($condition)
830#error "unsatisfied condition: $condition"
831#endif
832EOF
833}
834
57bd82d4
MR
835check_lib(){
836 log check_lib "$@"
837 header="$1"
838 func="$2"
839 shift 2
84400e9d 840 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
841}
842
f8d7b072
MR
843check_lib2(){
844 log check_lib2 "$@"
845 headers="$1"
edaf1ae2 846 funcs="$2"
f8d7b072 847 shift 2
edaf1ae2 848 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
849}
850
3f8040db
MR
851check_pkg_config(){
852 log check_pkg_config "$@"
853 pkg="$1"
854 headers="$2"
855 funcs="$3"
856 shift 3
857 $pkg_config --exists $pkg || return
858 pkg_cflags=$($pkg_config --cflags $pkg)
859 pkg_libs=$($pkg_config --libs $pkg)
860 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
861 set_safe ${pkg}_cflags $pkg_cflags &&
862 set_safe ${pkg}_libs $pkg_libs
863}
864
dcd479c0 865check_exec(){
2270b4b2 866 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
867}
868
7dfef245 869check_exec_crash(){
5e622c40 870 code=$(cat)
7dfef245
MR
871
872 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
873 # are safe but may not be available everywhere. Thus we use
874 # raise(SIGTERM) instead. The check is run in a subshell so we
875 # can redirect the "Terminated" message from the shell. SIGBUS
876 # is not defined by standard C so it is used conditionally.
877
2270b4b2 878 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
879#include <signal.h>
880static void sighandler(int sig){
881 raise(SIGTERM);
882}
692dd8ed
MR
883int foo(void){
884 $code
885}
e5af4a11 886int main(void){
7dfef245
MR
887 signal(SIGILL, sighandler);
888 signal(SIGFPE, sighandler);
889 signal(SIGSEGV, sighandler);
890#ifdef SIGBUS
891 signal(SIGBUS, sighandler);
892#endif
692dd8ed 893 foo();
7dfef245
MR
894}
895EOF
896}
897
72be9e73
DY
898check_type(){
899 log check_type "$@"
900 headers=$1
901 type=$2
902 shift 2
ae550ce9 903 disable_safe "$type"
5adc829e 904 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
905}
906
14d36751
MR
907check_struct(){
908 log check_type "$@"
909 headers=$1
910 struct=$2
911 member=$3
912 shift 3
913 disable_safe "${struct}_${member}"
5adc829e
MR
914 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
915 enable_safe "${struct}_${member}"
14d36751
MR
916}
917
57bd82d4
MR
918require(){
919 name="$1"
920 header="$2"
921 func="$3"
922 shift 3
923 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
924}
925
f8d7b072
MR
926require2(){
927 name="$1"
928 headers="$2"
929 func="$3"
930 shift 3
931 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
932}
933
3f8040db
MR
934require_pkg_config(){
935 pkg="$1"
936 check_pkg_config "$@" || die "ERROR: $pkg not found"
937 add_cflags $(get_safe ${pkg}_cflags)
938 add_extralibs $(get_safe ${pkg}_libs)
939}
940
ae43c4c0
MR
941hostcc_o(){
942 eval printf '%s\\n' $HOSTCC_O
943}
944
f0125de9
MR
945check_host_cc(){
946 log check_host_cc "$@"
947 cat > $TMPC
948 log_file $TMPC
ae43c4c0 949 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
950}
951
952check_host_cflags(){
953 log check_host_cflags "$@"
6c3fa06a 954 set -- $($host_cflags_filter "$@")
f0125de9
MR
955 check_host_cc "$@" <<EOF && append host_cflags "$@"
956int x;
957EOF
958}
959
c505dd31
MR
960apply(){
961 file=$1
962 shift
963 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
964}
965
c34681df 966cp_if_changed(){
5e27ec28
MR
967 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
968 mkdir -p "$(dirname $2)"
4ebc6a74 969 $cp_f "$1" "$2"
c34681df
MR
970}
971
dcd61286
DB
972# CONFIG_LIST contains configurable options, while HAVE_LIST is for
973# system-dependent things.
974
4a0d6686
AJ
975COMPONENT_LIST="
976 bsfs
977 decoders
978 demuxers
979 encoders
3cde40aa 980 filters
5666fd73 981 hwaccels
c552605c 982 indevs
4a0d6686 983 muxers
c552605c 984 outdevs
4a0d6686
AJ
985 parsers
986 protocols
987"
988
d89f2fa9
DB
989LIBRARY_LIST="
990 avcodec
991 avdevice
992 avfilter
993 avformat
994 avresample
995 avutil
996 swscale
997"
998
055c61b8
DB
999PROGRAM_LIST="
1000 avconv
1001 avplay
1002 avprobe
1003 avserver
055c61b8
DB
1004"
1005
4a0d6686
AJ
1006CONFIG_LIST="
1007 $COMPONENT_LIST
d89f2fa9 1008 $LIBRARY_LIST
055c61b8 1009 $PROGRAM_LIST
c88f5d72 1010 avisynth
f402916e 1011 bzlib
7f3f5f46 1012 dct
c73f65d9 1013 doc
05aec7bb 1014 dwt
92c6a099 1015 dxva2
1848f7d9 1016 fft
47941088 1017 frei0r
bc8c1395 1018 gnutls
c88f5d72 1019 gpl
d8d0d0b2 1020 gray
3abe5fbd 1021 hardcoded_tables
e417d80d 1022 libcdio
f7b8bffe 1023 libdc1394
2eed5a46 1024 libfaac
37eeb5e2 1025 libfdk_aac
a5b64584 1026 libfreetype
c88f5d72 1027 libgsm
3641b048 1028 libilbc
6ebe07fb 1029 libmp3lame
0b175caa
DB
1030 libopencore_amrnb
1031 libopencore_amrwb
6ebf0bfc 1032 libopencv
9a77d59a 1033 libopenjpeg
44617d6e 1034 libopus
0de9c41f 1035 libpulse
0f943ce6 1036 librtmp
f7cd9eed 1037 libschroedinger
ae14f311 1038 libspeex
150d2772 1039 libtheora
d89e738a 1040 libvo_aacenc
f502ff3f 1041 libvo_amrwbenc
c88f5d72 1042 libvorbis
8299a7f8 1043 libvpx
1cc60c47 1044 libx264
de295976 1045 libxavs
1cc60c47 1046 libxvid
b781cc12 1047 lsp
2a91ada8 1048 lzo
47a158cb 1049 mdct
c88f5d72 1050 memalign_hack
c88f5d72 1051 network
3fe142e2 1052 nonfree
a060866f 1053 openssl
8a3c8627 1054 pic
68602540 1055 rdft
e90f5b5a 1056 runtime_cpudetect
8cfbbd92 1057 safe_bitstream_reader
2e35e684 1058 shared
bd2216e4 1059 small
6b35d421 1060 sram
2e35e684 1061 static
a9ddb5b1 1062 swscale_alpha
8986fddc 1063 thumb
17492d5e 1064 vaapi
ac3dbb4d 1065 vda
17492d5e 1066 vdpau
9cad0e4e 1067 version3
7e4d9d5d 1068 xmm_clobber_test
56a059ac 1069 x11grab
c88f5d72 1070 zlib
4a0d6686 1071"
c88f5d72 1072
8eee7025 1073THREADS_LIST='
8eee7025
DB
1074 pthreads
1075 w32threads
1076'
1077
3f5b56e5 1078ARCH_LIST='
5873b623 1079 aarch64
3f5b56e5 1080 alpha
a2fc0f6a 1081 arm
fdcd782d
MR
1082 avr32
1083 avr32_ap
1084 avr32_uc
3f5b56e5
MR
1085 bfin
1086 ia64
1087 m68k
1088 mips
bae3abb0 1089 mips64
3f5b56e5 1090 parisc
79cb09b2 1091 ppc
34d11b87 1092 ppc64
3f5b56e5
MR
1093 s390
1094 sh4
1095 sparc
1096 sparc64
c75848cd
DB
1097 tilegx
1098 tilepro
0844bae1 1099 tomi
3f5b56e5
MR
1100 x86
1101 x86_32
1102 x86_64
1103'
1104
81dfa21e
MR
1105ARCH_EXT_LIST_ARM='
1106 armv5te
1107 armv6
1108 armv6t2
1109 armvfp
1110 neon
1111 vfpv3
1112'
1113
50cd43f2 1114ARCH_EXT_LIST_X86='
3bf96eec 1115 amd3dnow
a1ef9f08 1116 amd3dnowext
50cd43f2
DB
1117 avx
1118 fma4
1119 mmx
1120 mmxext
1121 sse
1122 sse2
1123 sse3
1124 sse4
1125 sse42
1126 ssse3
1127'
1128
1129ARCH_EXT_LIST="
81dfa21e 1130 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1131 $ARCH_EXT_LIST_X86
1132 altivec
799fde37 1133 ppc4xx
bd9d34a0 1134 vis
50cd43f2 1135"
3f5b56e5 1136
fd712a55
DB
1137HAVE_LIST_CMDLINE='
1138 inline_asm
1139 symver
1140 yasm
1141'
1142
a3e02a8c
MR
1143HAVE_LIST_PUB='
1144 bigendian
d268eee9 1145 fast_unaligned
a3e02a8c
MR
1146'
1147
79042ab3 1148MATH_FUNCS="
fab0a8b2
MR
1149 atanf
1150 atan2f
79042ab3 1151 cbrtf
fab0a8b2 1152 cosf
79042ab3
DB
1153 exp2
1154 exp2f
fab0a8b2 1155 expf
79042ab3
DB
1156 isinf
1157 isnan
fab0a8b2 1158 ldexpf
79042ab3
DB
1159 llrint
1160 llrintf
1161 log2
1162 log2f
fab0a8b2 1163 log10f
79042ab3
DB
1164 lrint
1165 lrintf
fab0a8b2 1166 powf
79042ab3
DB
1167 rint
1168 round
1169 roundf
fab0a8b2 1170 sinf
79042ab3
DB
1171 trunc
1172 truncf
1173"
1174
3f5b56e5
MR
1175HAVE_LIST="
1176 $ARCH_EXT_LIST
43b73d59
DB
1177 $(add_suffix _external $ARCH_EXT_LIST)
1178 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1179 $HAVE_LIST_CMDLINE
a3e02a8c 1180 $HAVE_LIST_PUB
3f5b56e5 1181 $THREADS_LIST
79042ab3 1182 $MATH_FUNCS
be1a839c 1183 aligned_malloc
59782b82 1184 aligned_stack
35fd8122 1185 alsa_asoundlib_h
3f5b56e5 1186 altivec_h
c9fdab0d 1187 arpa_inet_h
ec9d2c15 1188 asm_mod_q
6308729e 1189 asm_mod_y
dffb41b9 1190 attribute_may_alias
e7ea5e3d 1191 attribute_packed
ecf97f22 1192 closesocket
1ac9331a 1193 cmov
15caccb9 1194 CommandLineToArgvW
180d43bc 1195 cpunop
1093383d 1196 CryptGenRandom
c88f5d72 1197 dcbzl
f8aa696f
DB
1198 dev_bktr_ioctl_bt848_h
1199 dev_bktr_ioctl_meteor_h
1200 dev_ic_bt8xx_h
f8aa696f 1201 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1202 dev_video_meteor_ioctl_meteor_h
ca6b544a 1203 direct_h
18b67ae5 1204 dlfcn_h
c88f5d72 1205 dlopen
bc574408 1206 dos_paths
fa845061 1207 dxva_h
245626d0
DB
1208 ebp_available
1209 ebx_available
c2a29455 1210 fast_64bit
669b5583 1211 fast_clz
7073e9fc 1212 fast_cmov
534a2231 1213 fcntl
9d99cc5a 1214 fork
84882df6 1215 getaddrinfo
da9e86f8 1216 gethrtime
667fb97a 1217 getopt
02e8f427 1218 GetProcessAffinityMask
fc5607f8 1219 GetProcessMemoryInfo
4e68cb8a 1220 GetProcessTimes
61183b5a 1221 GetSystemTimeAsFileTime
66be5b45 1222 getrusage
c3e73100 1223 getservbyport
61183b5a 1224 gettimeofday
a49d3025 1225 gnu_as
2f0c136e 1226 ibm_asm
2e1913b1 1227 inet_aton
3b1ab197 1228 io_h
abfc8d05 1229 isatty
8772997d 1230 jack_port_get_latency_range
9f5ff83f 1231 ldbrx
0b4a1821
AS
1232 libdc1394_1
1233 libdc1394_2
d96cd429
MR
1234 local_aligned_16
1235 local_aligned_8
a5b64584 1236 localtime_r
85dd97ad 1237 loongson
f8aa696f
DB
1238 machine_ioctl_bt848_h
1239 machine_ioctl_meteor_h
c88f5d72 1240 malloc_h
73f6d31e 1241 MapViewOfFile
c88f5d72 1242 memalign
6ffa87d3 1243 mkstemp
f80ddd5b 1244 mm_empty
0328b9ea 1245 mmap
e98b02de 1246 mprotect
4fa661a8 1247 msvcrt
d3d3a32c 1248 nanosleep
3e0b1c9a 1249 poll_h
1f91cdce 1250 posix_memalign
07b28702 1251 rdtsc
ea4d5f48 1252 sched_getaffinity
c88f5d72
MR
1253 sdl
1254 sdl_video_size
7e6a11bc 1255 SetConsoleTextAttribute
b507ebd1 1256 setmode
3e0b1c9a 1257 setrlimit
d3d3a32c 1258 Sleep
15d59d2c 1259 sndio_h
72be9e73 1260 socklen_t
deb29777 1261 soundcard_h
87958234 1262 strerror_r
6379900c 1263 strptime
47941088 1264 strtok_r
c0018613 1265 struct_addrinfo
75d339e0
MS
1266 struct_group_source_req
1267 struct_ip_mreq_source
b4d68544 1268 struct_ipv6_mreq
cdee08e3 1269 struct_pollfd
3e0b1c9a 1270 struct_rusage_ru_maxrss
b4d68544 1271 struct_sockaddr_in6
3b2372bf 1272 struct_sockaddr_sa_len
33a4dbdd 1273 struct_sockaddr_storage
a6a4793d 1274 struct_v4l2_frmivalenum_discrete
b462d132 1275 symver_asm_label
3e0b1c9a 1276 symver_gnu_asm
bcc73960 1277 sysconf
b9e22269 1278 sysctl
b58412f1 1279 sys_mman_h
06bb5905 1280 sys_param_h
b091aa44 1281 sys_resource_h
81644c2e 1282 sys_select_h
deb29777 1283 sys_soundcard_h
e64bceea 1284 sys_time_h
1b6e8b73 1285 sys_videoio_h
b265431e 1286 threads
542920b7 1287 unistd_h
d3d3a32c 1288 usleep
ce742de2 1289 vfp_args
7c5bfe7a 1290 VirtualAlloc
d3d3a32c 1291 windows_h
6ff3f3e7 1292 winsock2_h
cc078b5d 1293 xform_asm
6f74fb03 1294 xmm_clobbers
0cb78cef 1295"
44161118 1296
b6bb00b0
MR
1297# options emitted with CONFIG_ prefix but not available on command line
1298CONFIG_EXTRA="
87849592 1299 aandcttables
bfe9f48a 1300 ac3dsp
c292f6a2 1301 error_resilience
bfe9f48a 1302 gcrypt
478fd534 1303 golomb
9cad0e4e 1304 gplv3
478fd534
DB
1305 h264chroma
1306 h264dsp
1307 h264pred
915a2a0a 1308 h264qpel
478fd534 1309 huffman
9cad0e4e 1310 lgplv3
478fd534 1311 lpc
1e164c0b 1312 mpegaudio
bfe9f48a 1313 mpegaudiodsp
18bbca1f 1314 mpegvideo
ad08dfd5 1315 mpegvideoenc
bfe9f48a 1316 nettle
f704a079 1317 rangecoder
bfe9f48a
DB
1318 rtpdec
1319 sinewin
ab9f9876 1320 vp3dsp
b6bb00b0
MR
1321"
1322
520cc7f1 1323CMDLINE_SELECT="
3f5b56e5 1324 $ARCH_EXT_LIST
520cc7f1 1325 $CONFIG_LIST
fd712a55 1326 $HAVE_LIST_CMDLINE
8eee7025 1327 $THREADS_LIST
c8a4ae00 1328 asm
db6107b6 1329 cross_compile
520cc7f1
MR
1330 debug
1331 extra_warnings
8c6afa4d 1332 logging
65d12900 1333 lto
d2bbb2f7 1334 optimizations
520cc7f1 1335"
426be5dc
DB
1336
1337PATHS_LIST='
d156bede 1338 bindir
14a8acf1 1339 datadir
26759c44
MR
1340 incdir
1341 libdir
26759c44
MR
1342 mandir
1343 prefix
1344 shlibdir
426be5dc
DB
1345'
1346
1347CMDLINE_SET="
1348 $PATHS_LIST
121d78d0 1349 ar
426be5dc 1350 arch
313c46a6 1351 as
426be5dc
DB
1352 build_suffix
1353 cc
1354 cpu
1355 cross_prefix
50567afa 1356 dep_cc
ac63af34 1357 extra_version
9da6609f
MR
1358 host_cc
1359 host_cflags
095792f2 1360 host_ld
9da6609f
MR
1361 host_ldflags
1362 host_libs
82bb3329 1363 host_os
684b28e0 1364 ld
426be5dc 1365 logfile
4ae40685 1366 malloc_prefix
89641463 1367 nm
9cd7b854 1368 optflags
3f8040db 1369 pkg_config
154caa67 1370 random_seed
2fad0977 1371 samples
c5200f17
MR
1372 sysinclude
1373 sysroot
a7ada2ba 1374 target_exec
26759c44 1375 target_os
a7ada2ba 1376 target_path
aeeb782c 1377 toolchain
426be5dc 1378"
520cc7f1 1379
89f2932b
MR
1380CMDLINE_APPEND="
1381 extra_cflags
1382"
1383
912f3148
DB
1384# code dependency declarations
1385
9eeed841 1386# architecture extensions
808fa33c 1387
a2fc0f6a
MR
1388armv5te_deps="arm"
1389armv6_deps="arm"
ab5cb084 1390armv6t2_deps="arm"
a2fc0f6a 1391armvfp_deps="arm"
808fa33c 1392neon_deps="arm"
93eb8e4d 1393vfpv3_deps="armvfp"
808fa33c 1394
808fa33c
MR
1395altivec_deps="ppc"
1396ppc4xx_deps="ppc"
1397
1398vis_deps="sparc"
1399
7f8c3d1f 1400x86_64_suggest="cmov fast_cmov"
50cd43f2 1401
808fa33c
MR
1402amd3dnow_deps="mmx"
1403amd3dnowext_deps="amd3dnow"
9eeed841 1404mmx_deps="x86"
239fdf1b 1405mmxext_deps="mmx"
50cd43f2
DB
1406sse_deps="mmxext"
1407sse2_deps="sse"
1408sse3_deps="sse2"
1409ssse3_deps="sse3"
1410sse4_deps="ssse3"
1411sse42_deps="sse4"
1412avx_deps="sse42"
79687079 1413fma4_deps="avx"
9eeed841 1414
43b73d59
DB
1415mmx_external_deps="yasm"
1416mmx_inline_deps="inline_asm"
1417mmx_suggest="mmx_external mmx_inline"
1418
1419for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1420 eval dep=\$${ext}_deps
1421 eval ${ext}_external_deps='"${dep}_external"'
1422 eval ${ext}_inline_deps='"${dep}_inline"'
1423 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1424done
1425
59782b82 1426aligned_stack_if_any="ppc x86"
e939cedd 1427fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1428fast_clz_if_any="alpha avr32 mips ppc x86"
1429fast_unaligned_if_any="ppc x86"
669b5583 1430
6fec122a 1431inline_asm_deps="!tms470"
3e0b1c9a 1432need_memalign="altivec neon sse"
89e053f8 1433
b462d132
MR
1434symver_if_any="symver_asm_label symver_gnu_asm"
1435
88a35699
MS
1436log2_deps="!msvcrt"
1437
26fbcc85 1438# subsystems
dc609252 1439dct_select="rdft"
26fbcc85
MR
1440mdct_select="fft"
1441rdft_select="fft"
1e164c0b 1442mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1443mpegaudiodsp_select="dct"
ad08dfd5 1444mpegvideoenc_select="mpegvideo"
26fbcc85 1445
5666fd73 1446# decoders / encoders / hardware accelerators
cfc2a0cf 1447aac_decoder_select="mdct sinewin"
4538729a 1448aac_encoder_select="mdct sinewin"
136e19e1 1449aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1450ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1451ac3_encoder_select="mdct ac3dsp"
3d269059 1452ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1453alac_encoder_select="lpc"
b781cc12 1454amrnb_decoder_select="lsp"
2b2a597e 1455amrwb_decoder_select="lsp"
4538729a 1456atrac1_decoder_select="mdct sinewin"
26fbcc85 1457atrac3_decoder_select="mdct"
a33657ce
DB
1458binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1459binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1460cavs_decoder_select="golomb mpegvideo"
9b500b8f 1461comfortnoise_encoder_select="lpc"
4538729a 1462cook_decoder_select="mdct sinewin"
2a91ada8 1463cscd_decoder_select="lzo"
2eef7c62 1464cscd_decoder_suggest="zlib"
26fbcc85 1465dca_decoder_select="mdct"
ad08dfd5 1466dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1467dxa_decoder_select="zlib"
baf91bb9 1468eac3_decoder_select="ac3_decoder"
4264a0dd 1469eac3_encoder_select="ac3_encoder"
69804535 1470eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1471eatgq_decoder_select="aandcttables"
c292f6a2 1472eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1473ffv1_decoder_select="golomb rangecoder"
1474ffv1_encoder_select="rangecoder"
5a582bd3 1475ffvhuff_encoder_select="huffman"
4f034993 1476flac_decoder_select="golomb"
f4d608e3 1477flac_encoder_select="golomb lpc"
2eef7c62
AJ
1478flashsv_decoder_select="zlib"
1479flashsv_encoder_select="zlib"
c2d23309 1480flashsv2_decoder_select="zlib"
4414137e 1481flv_decoder_select="h263_decoder"
4d4b4bd1 1482flv_encoder_select="h263_encoder"
3447f12d 1483fraps_decoder_select="huffman"
c292f6a2 1484h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1485h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1486h263_decoder_select="error_resilience h263_parser mpegvideo"
1487h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1488h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1489h263i_decoder_select="h263_decoder"
fe629c2d 1490h263p_encoder_select="h263_encoder"
c292f6a2 1491h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1492h264_dxva2_hwaccel_deps="dxva2api_h"
1493h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1494h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1495h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1496h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1497huffyuv_encoder_select="huffman"
19be0f3c 1498iac_decoder_select="fft mdct sinewin"
56c8227d 1499imc_decoder_select="fft mdct sinewin"
4f034993
MR
1500jpegls_decoder_select="golomb"
1501jpegls_encoder_select="golomb"
ad08dfd5 1502ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1503loco_decoder_select="golomb"
c292f6a2 1504mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1505mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1506mlp_decoder_select="mlp_parser"
1e164c0b
DB
1507mp1_decoder_select="mpegaudio"
1508mp1float_decoder_select="mpegaudio"
1509mp2_decoder_select="mpegaudio"
1510mp2float_decoder_select="mpegaudio"
1511mp3_decoder_select="mpegaudio"
1512mp3adu_decoder_select="mpegaudio"
1513mp3adufloat_decoder_select="mpegaudio"
1514mp3float_decoder_select="mpegaudio"
1515mp3on4_decoder_select="mpegaudio"
1516mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1517mpc7_decoder_select="mpegaudiodsp"
1518mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1519mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1520mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1521mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1522mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1523mpeg1video_decoder_select="error_resilience mpegvideo"
1524mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1525mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1526mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1527mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1528mpeg2video_decoder_select="error_resilience mpegvideo"
1529mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1530mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1531mpeg4_encoder_select="h263_encoder"
95a61cfc 1532mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1533mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1534msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1535msmpeg4v1_encoder_select="h263_encoder"
4414137e 1536msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1537msmpeg4v2_encoder_select="h263_encoder"
4414137e 1538msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1539msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1540mss2_decoder_select="vc1_decoder"
4538729a
MR
1541nellymoser_decoder_select="mdct sinewin"
1542nellymoser_encoder_select="mdct sinewin"
2a91ada8 1543nuv_decoder_select="lzo"
2eef7c62
AJ
1544png_decoder_select="zlib"
1545png_encoder_select="zlib"
b781cc12 1546qcelp_decoder_select="lsp"
c4f5c2d6 1547qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1548ra_144_encoder_select="lpc"
9f43fdda 1549ralf_decoder_select="golomb"
a8beb22f 1550rv10_decoder_select="h263_decoder"
b2bf38b4 1551rv10_encoder_select="h263_encoder"
a8beb22f 1552rv20_decoder_select="h263_decoder"
b2bf38b4 1553rv20_encoder_select="h263_encoder"
c292f6a2
DB
1554rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1555rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1556shorten_decoder_select="golomb"
b781cc12 1557sipr_decoder_select="lsp"
f704a079
DB
1558snow_decoder_select="dwt rangecoder"
1559snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1560svq1_decoder_select="error_resilience mpegvideo"
1561svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1562svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1563svq3_decoder_suggest="zlib"
4eef77c1 1564theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1565tiff_decoder_suggest="zlib"
1566tiff_encoder_suggest="zlib"
aec09a00 1567truehd_decoder_select="mlp_decoder"
2eef7c62 1568tscc_decoder_select="zlib"
4538729a 1569twinvq_decoder_select="mdct lsp sinewin"
aa661113 1570utvideo_encoder_select="huffman"
915a2a0a 1571vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1572vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1573vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1574vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1575vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1576vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1577vorbis_decoder_select="mdct"
1578vorbis_encoder_select="mdct"
ab9f9876
MR
1579vp3_decoder_select="vp3dsp"
1580vp5_decoder_select="vp3dsp"
1581vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1582vp6a_decoder_select="vp6_decoder"
1583vp6f_decoder_select="vp6_decoder"
915a2a0a 1584vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1585wmapro_decoder_select="mdct sinewin"
1586wmav1_decoder_select="mdct sinewin"
1587wmav1_encoder_select="mdct sinewin"
1588wmav2_decoder_select="mdct sinewin"
1589wmav2_encoder_select="mdct sinewin"
1590wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1591wmv1_decoder_select="h263_decoder"
665507aa 1592wmv1_encoder_select="h263_encoder"
f95bfab0 1593wmv2_decoder_select="h263_decoder"
1746e2a9 1594wmv2_encoder_select="h263_encoder"
015f8ee0 1595wmv3_decoder_select="vc1_decoder"
f0f86627 1596wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1597wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1598wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1599wmv3image_decoder_select="wmv3_decoder"
0e714f88 1600zerocodec_decoder_select="zlib"
2eef7c62
AJ
1601zlib_decoder_select="zlib"
1602zlib_encoder_select="zlib"
1603zmbv_decoder_select="zlib"
1604zmbv_encoder_select="zlib"
30fd06be 1605
0afab17e 1606vaapi_deps="va_va_h"
ac3dbb4d 1607vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1608vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1609
28b80940 1610# parsers
c292f6a2
DB
1611h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1612mpeg4video_parser_select="error_resilience mpegvideo"
1613mpegvideo_parser_select="error_resilience mpegvideo"
1614vc1_parser_select="error_resilience mpegvideo"
28b80940 1615
912f3148 1616# external libraries
c9171a83 1617libfaac_encoder_deps="libfaac"
37eeb5e2 1618libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1619libgsm_decoder_deps="libgsm"
1620libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1621libgsm_ms_decoder_deps="libgsm"
1622libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1623libilbc_decoder_deps="libilbc"
1624libilbc_encoder_deps="libilbc"
1cc60c47 1625libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1626libopencore_amrnb_decoder_deps="libopencore_amrnb"
1627libopencore_amrnb_encoder_deps="libopencore_amrnb"
1628libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1629libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1630libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1631libopus_decoder_deps="libopus"
6cb8c854 1632libopus_encoder_deps="libopus"
f7cd9eed
AS
1633libschroedinger_decoder_deps="libschroedinger"
1634libschroedinger_encoder_deps="libschroedinger"
ae14f311 1635libspeex_decoder_deps="libspeex"
b606a017 1636libspeex_encoder_deps="libspeex"
150d2772 1637libtheora_encoder_deps="libtheora"
d89e738a 1638libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1639libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1640libvorbis_encoder_deps="libvorbis"
8299a7f8 1641libvpx_decoder_deps="libvpx"
ee0e9146 1642libvpx_encoder_deps="libvpx"
1cc60c47 1643libx264_encoder_deps="libx264"
de295976 1644libxavs_encoder_deps="libxavs"
1cc60c47 1645libxvid_encoder_deps="libxvid"
30fd06be 1646
912f3148 1647# demuxers / muxers
c2dd0e9e 1648ac3_demuxer_select="ac3_parser"
647c2356 1649asf_stream_muxer_select="asf_muxer"
4e622dea 1650avisynth_demuxer_deps="avisynth"
c2dd0e9e 1651dirac_demuxer_select="dirac_parser"
5b423887 1652eac3_demuxer_select="ac3_parser"
c2dd0e9e 1653flac_demuxer_select="flac_parser"
647c2356 1654ipod_muxer_select="mov_muxer"
31f16dc1 1655ismv_muxer_select="mov_muxer"
647c2356 1656matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1657matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1658mov_demuxer_suggest="zlib"
c2dd0e9e 1659mp3_demuxer_select="mpegaudio_parser"
647c2356 1660mp4_muxer_select="mov_muxer"
18bbca1f 1661mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1662mpegtsraw_demuxer_select="mpegts_demuxer"
1663mxf_d10_muxer_select="mxf_muxer"
24ca518b 1664ogg_demuxer_select="golomb"
647c2356 1665psp_muxer_select="mov_muxer"
44594cc7 1666rtp_demuxer_select="sdp_demuxer"
18bbca1f 1667rtp_muxer_select="mpegvideo"
44b70ce5
MS
1668rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1669rtsp_demuxer_select="http_protocol rtpdec"
1670rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1671sap_demuxer_select="sdp_demuxer"
2aab70c4 1672sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1673sdp_demuxer_select="rtpdec"
e772f9fa 1674smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1675spdif_muxer_select="aac_parser"
647c2356
DB
1676tg2_muxer_select="mov_muxer"
1677tgp_muxer_select="mov_muxer"
6bdaa5f4 1678w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1679
1680# indevs / outdevs
38e54a75 1681alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1682alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1683bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1684dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1685fbdev_indev_deps="linux_fb_h"
38e54a75 1686jack_indev_deps="jack_jack_h"
e417d80d 1687libcdio_indev_deps="libcdio"
38e54a75 1688libdc1394_indev_deps="libdc1394"
38e54a75
SS
1689oss_indev_deps_any="soundcard_h sys_soundcard_h"
1690oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1691pulse_indev_deps="libpulse"
15d59d2c
B
1692sndio_indev_deps="sndio_h"
1693sndio_outdev_deps="sndio_h"
38e54a75 1694v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1695vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1696vfwcap_indev_extralibs="-lavicap32"
24f8961f 1697x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1698
912f3148 1699# protocols
acd554c1
SP
1700ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1701ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1702ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1703ffrtmphttp_protocol_deps="!librtmp_protocol"
1704ffrtmphttp_protocol_select="http_protocol"
3fff6382 1705gopher_protocol_deps="network"
c40e1757
JS
1706httpproxy_protocol_deps="network"
1707httpproxy_protocol_select="tcp_protocol"
c08fb000 1708http_protocol_deps="network"
279a0c97 1709http_protocol_select="tcp_protocol"
183baead 1710https_protocol_select="tls_protocol"
c3b57d6e
DB
1711librtmp_protocol_deps="librtmp"
1712librtmpe_protocol_deps="librtmp"
1713librtmps_protocol_deps="librtmp"
1714librtmpt_protocol_deps="librtmp"
1715librtmpte_protocol_deps="librtmp"
c60a2d70 1716mmsh_protocol_select="http_protocol"
b4cf3f6c 1717mmst_protocol_deps="network"
c3b57d6e 1718rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1719rtmp_protocol_select="tcp_protocol"
acd554c1 1720rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1721rtmps_protocol_deps="!librtmp_protocol"
1722rtmps_protocol_select="tls_protocol"
775c4d36 1723rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1724rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1725rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1726rtp_protocol_select="udp_protocol"
83c93fe7 1727sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1728tcp_protocol_deps="network"
558d192d
MS
1729tls_protocol_deps_any="openssl gnutls"
1730tls_protocol_select="tcp_protocol"
c08fb000
AB
1731udp_protocol_deps="network"
1732
6ebf0bfc 1733# filters
13fabd7a 1734blackframe_filter_deps="gpl"
ce6b6ef6 1735boxblur_filter_deps="gpl"
68b79bfc 1736cropdetect_filter_deps="gpl"
b157be1f 1737delogo_filter_deps="gpl"
a5b64584 1738drawtext_filter_deps="libfreetype"
2e5ff4d0 1739frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1740frei0r_filter_extralibs='$ldl'
a42bb9d6 1741frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1742frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1743hqdn3d_filter_deps="gpl"
d371e7b9 1744resample_filter_deps="avresample"
cf69ad35 1745ocv_filter_deps="libopencv"
2f296e39 1746scale_filter_deps="swscale"
acbac567 1747yadif_filter_deps="gpl"
6ebf0bfc 1748
5a0f7131 1749# libraries
d89f2fa9
DB
1750avcodec_deps="avutil"
1751avdevice_deps="avutil avcodec avformat"
1752avfilter_deps="avutil"
1753avformat_deps="avutil avcodec"
1754avresample_deps="avutil"
1755swscale_deps="avutil"
f7679c54 1756
912f3148 1757# programs
54fd593a
MS
1758avconv_deps="avcodec avfilter avformat avresample swscale"
1759avconv_select="aformat_filter asyncts_filter
1760 format_filter fps_filter scale_filter setpts_filter"
d173ede1 1761avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1762avplay_select="rdft"
9e12f0bf 1763avprobe_deps="avcodec avformat"
b263bf66 1764avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1765avserver_extralibs='$ldl'
a2830dca 1766
c73f65d9 1767doc_deps="texi2html"
912f3148 1768
de6d9b64 1769# default parameters
8a608357 1770
19bd477d 1771logfile="config.log"
8a608357
MR
1772
1773# installation paths
c9d19248
MR
1774prefix_default="/usr/local"
1775bindir_default='${prefix}/bin'
6291d7e4 1776datadir_default='${prefix}/share/avconv'
c9d19248
MR
1777incdir_default='${prefix}/include'
1778libdir_default='${prefix}/lib'
1779mandir_default='${prefix}/share/man'
1780shlibdir_default="$libdir_default"
8a608357
MR
1781
1782# toolchain
121d78d0 1783ar_default="ar"
13c7df3d 1784cc_default="gcc"
9da6609f 1785host_cc_default="gcc"
4ebc6a74 1786cp_f="cp -f"
11e6d03a 1787ln_s="ln -sf"
2a8a860a 1788nm_default="nm -g"
11e6d03a 1789objformat="elf"
3f8040db 1790pkg_config_default=pkg-config
be7109c1 1791ranlib="ranlib"
11e6d03a 1792yasmexe="yasm"
8a608357 1793
3e0b1c9a 1794nogas=":"
8182dc34 1795
8a608357 1796# machine
8d4c00ed 1797arch_default=$(uname -m)
38d0a8aa 1798cpu="generic"
8a608357 1799
8a608357 1800# OS
8d4c00ed
MR
1801target_os_default=$(tolower $(uname -s))
1802host_os=$target_os_default
8a608357 1803
8a608357 1804# configurable options
d89f2fa9 1805enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1806
3e0b1c9a
DB
1807enable asm
1808enable debug
1809enable doc
497237c7 1810enable network
8400d6b8 1811enable optimizations
8cfbbd92 1812enable safe_bitstream_reader
530dc538 1813enable static
a9ddb5b1 1814enable swscale_alpha
8a608357 1815
8a608357 1816# build settings
9987769a 1817SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1818AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1819LIBPREF="lib"
1820LIBSUF=".a"
c5f14466
RP
1821FULLNAME='$(NAME)$(BUILDSUF)'
1822LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1823SLIBPREF="lib"
1824SLIBSUF=".so"
c5f14466 1825SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1826SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1827SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1828LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1829SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1830SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1831
68485d1f
MR
1832asflags_filter=echo
1833cflags_filter=echo
64933b6c
MR
1834ldflags_filter=echo
1835
23565c26 1836AS_C='-c'
bc877faf 1837AS_O='-o $@'
23565c26 1838CC_C='-c'
18031c49 1839CC_E='-E -o $@'
7e6c86e6 1840CC_O='-o $@'
a758c5e2 1841LD_O='-o $@'
8db73c61
MR
1842LD_LIB='-l%'
1843LD_PATH='-L'
23565c26 1844HOSTCC_C='-c'
a758c5e2 1845HOSTCC_O='-o $@'
095792f2 1846HOSTLD_O='-o $@'
7e6c86e6 1847
1d01fee9 1848host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1849host_libs='-lm'
6c3fa06a
MR
1850host_cflags_filter=echo
1851host_ldflags_filter=echo
9da6609f 1852
9b861379 1853target_path='$(CURDIR)'
a7ada2ba 1854
a158446b
MR
1855# since the object filename is not given with the -MM flag, the compiler
1856# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1857DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1858DEPFLAGS='-MM'
315c741d 1859
c597172e 1860# find source path
24524f36 1861if test -f configure; then
f038cf3c 1862 source_path=.
c597172e 1863else
8477f2de 1864 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1865 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1866 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1867 test -e "$source_path/config.h" &&
1868 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1869fi
1870
13cbe2c0 1871for v in "$@"; do
b04251c5
MR
1872 r=${v#*=}
1873 l=${v%"$r"}
1874 r=$(sh_quote "$r")
29ba0911 1875 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1876done
c597172e 1877
73ef8980
MR
1878find_things(){
1879 thing=$1
1880 pattern=$2
1881 file=$source_path/$3
932ccf39 1882 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1883}
1884
1885ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1886DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1887HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1888PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1889BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1890MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1891DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1892OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1893INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1894PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1895FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1896
54e75be4
DB
1897ALL_COMPONENTS="
1898 $BSF_LIST
1899 $DECODER_LIST
1900 $DEMUXER_LIST
1901 $ENCODER_LIST
1902 $FILTER_LIST
1903 $HWACCEL_LIST
1904 $INDEV_LIST
1905 $MUXER_LIST
1906 $OUTDEV_LIST
1907 $PARSER_LIST
1908 $PROTOCOL_LIST
1909"
1910
8469ae22
MR
1911for n in $COMPONENT_LIST; do
1912 v=$(toupper ${n%s})_LIST
1913 eval enable \$$v
1914 eval ${n}_if_any="\$$v"
1915done
1916
4b587848
DB
1917disable snow_decoder snow_encoder
1918
206a070d 1919enable $ARCH_EXT_LIST
c597172e
MR
1920
1921die_unknown(){
1922 echo "Unknown option \"$1\"."
1923 echo "See $0 --help for available options."
1924 exit 1
1925}
1926
794f8e97 1927show_list() {
bf0c4afa
RP
1928 suffix=_$1
1929 shift
2b444ea7 1930 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1931 exit 0
1932}
1933
154caa67
MR
1934rand_list(){
1935 IFS=', '
1936 set -- $*
1937 unset IFS
1938 for thing; do
1939 comp=${thing%:*}
1940 prob=${thing#$comp}
1941 prob=${prob#:}
1942 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1943 echo "prob ${prob:-0.5}"
1944 printf '%s\n' $comp
1945 done
1946}
1947
1948do_random(){
1949 action=$1
1950 shift
1951 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1952 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1953}
1954
c597172e 1955for opt do
7483e694
DB
1956 optval="${opt#*=}"
1957 case "$opt" in
7e9e7cc2
MR
1958 --extra-ldflags=*) add_ldflags $optval
1959 ;;
1960 --extra-libs=*) add_extralibs $optval
1961 ;;
1962 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
1963 ;;
1964 --enable-debug=*) debuglevel="$optval"
1965 ;;
1966 --disable-programs)
1967 disable $PROGRAM_LIST
1968 ;;
1969 --disable-everything)
1970 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
1971 ;;
1972 --enable-random|--disable-random)
1973 action=${opt%%-random}
1974 do_random ${action#--} $COMPONENT_LIST
1975 ;;
1976 --enable-random=*|--disable-random=*)
1977 action=${opt%%-random=*}
1978 do_random ${action#--} $optval
1979 ;;
1980 --enable-*=*|--disable-*=*)
1981 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
1982 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1983 eval list=\$$(toupper $thing)_LIST
1984 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1985 $action $(filter "$name" $list)
1986 ;;
1987 --enable-?*|--disable-?*)
1988 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
1989 if is_in $option $COMPONENT_LIST; then
1990 test $action = disable && action=unset
1991 eval $action \$$(toupper ${option%s})_LIST
1992 elif is_in $option $CMDLINE_SELECT; then
1993 $action $option
1994 else
1995 die_unknown $opt
1996 fi
1997 ;;
1998 --list-*)
1999 NAME="${opt#--list-}"
2000 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2001 NAME=${NAME%s}
2002 eval show_list $NAME \$$(toupper $NAME)_LIST
2003 ;;
2004 --help|-h) show_help
2005 ;;
2006 *)
2007 optname="${opt%%=*}"
2008 optname="${optname#--}"
2009 optname=$(echo "$optname" | sed 's/-/_/g')
2010 if is_in $optname $CMDLINE_SET; then
2011 eval $optname='$optval'
2012 elif is_in $optname $CMDLINE_APPEND; then
2013 append $optname "$optval"
2014 else
2015 die_unknown $opt
2016 fi
2017 ;;
7483e694 2018 esac
c597172e
MR
2019done
2020
bcea99bb
MR
2021disabled logging && logfile=/dev/null
2022
29ba0911 2023echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2024set >> $logfile
2025
9da6609f
MR
2026test -n "$cross_prefix" && enable cross_compile
2027
8d4c00ed
MR
2028if enabled cross_compile; then
2029 test -n "$arch" && test -n "$target_os" ||
2030 die "Must specify target arch and OS when cross-compiling"
2031fi
2032
121d78d0 2033ar_default="${cross_prefix}${ar_default}"
11e6d03a 2034cc_default="${cross_prefix}${cc_default}"
20e0ed95 2035nm_default="${cross_prefix}${nm_default}"
3f8040db 2036pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2037ranlib="${cross_prefix}${ranlib}"
adb2b908 2038
c5200f17
MR
2039sysinclude_default="${sysroot}/usr/include"
2040
aeeb782c 2041case "$toolchain" in
0fbb62a8
LB
2042 clang-asan)
2043 cc_default="clang"
2044 add_cflags -faddress-sanitizer
2045 add_ldflags -faddress-sanitizer
2046 ;;
2047 clang-tsan)
2048 cc_default="clang"
2049 add_cflags -fthread-sanitizer
2050 add_ldflags -fthread-sanitizer
2051 ;;
aeeb782c
MR
2052 msvc)
2053 cc_default="c99wrap cl"
2054 ld_default="c99wrap link"
2055 nm_default="dumpbin -symbols"
ac3a9b51 2056 ar_default="lib"
53e8cd68 2057 target_os_default="win32"
aeeb782c
MR
2058 ;;
2059 ?*)
2060 die "Unknown toolchain $toolchain"
2061 ;;
2062esac
2063
53e8cd68 2064set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2065enabled cross_compile || host_cc_default=$cc
2066set_default host_cc
13c7df3d 2067
762f95e4
MR
2068if ! $pkg_config --version >/dev/null 2>&1; then
2069 warn "$pkg_config not found, library detection may fail."
2070 pkg_config=false
2071fi
2072
82bb3329
MR
2073exesuf() {
2074 case $1 in
53e8cd68 2075 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2076 esac
2077}
2078
2079EXESUF=$(exesuf $target_os)
2080HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2081
e4e69e0b 2082# set temporary file name
a49d42c2 2083: ${TMPDIR:=$TEMPDIR}
c51fafa1 2084: ${TMPDIR:=$TMP}
a49d42c2 2085: ${TMPDIR:=/tmp}
e4e69e0b 2086
a210bce2 2087if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2088 # simple replacement for missing mktemp
2089 # NOT SAFE FOR GENERAL USE
2090 mktemp(){
09a5c245 2091 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2092 }
2093fi
2094
2095tmpfile(){
2096 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2097 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2098 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2099 append TMPFILES $tmp
2100 eval $1=$tmp
2101}
2102
2103trap 'rm -f -- $TMPFILES' EXIT
54460a83 2104
55127e7b 2105tmpfile TMPASM .asm
3e0b1c9a
DB
2106tmpfile TMPC .c
2107tmpfile TMPE $EXESUF
2108tmpfile TMPH .h
2109tmpfile TMPO .o
2110tmpfile TMPS .S
2111tmpfile TMPSH .sh
2112tmpfile TMPV .ver
54460a83
MR
2113
2114unset -f mktemp
e4e69e0b 2115
fb3c4ffc
MR
2116chmod +x $TMPE
2117
993f2d0f
MR
2118# make sure we can execute files in $TMPDIR
2119cat > $TMPSH 2>> $logfile <<EOF
2120#! /bin/sh
2121EOF
2122chmod +x $TMPSH >> $logfile 2>&1
2123if ! $TMPSH >> $logfile 2>&1; then
2124 cat <<EOF
2125Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2126variable to another directory and make sure that it is not mounted noexec.
2127EOF
2128 die "Sanity test failed."
2129fi
993f2d0f 2130
457cc333
MR
2131ccc_flags(){
2132 for flag; do
2133 case $flag in
2134 -std=c99) echo -c99 ;;
2135 -mcpu=*) echo -arch ${flag#*=} ;;
2136 -mieee) echo -ieee ;;
2137 -O*|-fast) echo $flag ;;
2138 -fno-math-errno) echo -assume nomath_errno ;;
2139 -g) echo -g3 ;;
2140 -Wall) echo -msg_enable level2 ;;
2141 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2142 -Wl,*) echo $flag ;;
2143 -f*|-W*) ;;
2144 *) echo $flag ;;
2145 esac
2146 done
2147}
2148
dfa559bc
RB
2149msvc_flags(){
2150 for flag; do
2151 case $flag in
2152 -fomit-frame-pointer) echo -Oy ;;
2153 -g) echo -Z7 ;;
2154 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2155 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2156 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2157 -wd4996 -wd4273 ;;
dfa559bc
RB
2158 -std=c99) ;;
2159 -fno-math-errno) ;;
2160 -fno-common) ;;
2161 -fno-signed-zeros) ;;
2162 -lz) echo zlib.lib ;;
bd680c7b
DB
2163 -lavifil32) echo vfw32.lib ;;
2164 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2165 -l*) echo ${flag#-l}.lib ;;
2166 *) echo $flag ;;
2167 esac
2168 done
2169}
2170
d0c6d424
MR
2171pgi_flags(){
2172 for flag; do
2173 case $flag in
643933f5 2174 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2175 -fomit-frame-pointer) echo -Mnoframe ;;
2176 -g) echo -gopt ;;
2177 *) echo $flag ;;
2178 esac
2179 done
2180}
2181
2182suncc_flags(){
2183 for flag; do
2184 case $flag in
2185 -march=*|-mcpu=*)
2186 case "${flag#*=}" in
2187 native) echo -xtarget=native ;;
2188 v9|niagara) echo -xarch=sparc ;;
2189 ultrasparc) echo -xarch=sparcvis ;;
2190 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2191 i586|pentium) echo -xchip=pentium ;;
2192 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2193 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2194 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2195 pentium4*) echo -xtarget=pentium4 ;;
2196 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2197 *-sse3) echo -xarch=sse3 ;;
2198 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2199 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2200 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2201 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2202 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2203 k8|opteron|athlon64|athlon-fx)
2204 echo -xarch=sse2a ;;
2205 athlon*) echo -xarch=pentium_proa ;;
2206 esac
2207 ;;
2208 -std=c99) echo -xc99 ;;
2209 -fomit-frame-pointer) echo -xregs=frameptr ;;
2210 -fPIC) echo -KPIC -xcode=pic32 ;;
2211 -W*,*) echo $flag ;;
2212 -f*-*|-W*) ;;
2213 *) echo $flag ;;
2214 esac
2215 done
2216}
2217
2218tms470_flags(){
2219 for flag; do
2220 case $flag in
2221 -march=*|-mcpu=*)
2222 case "${flag#*=}" in
2223 armv7-a|cortex-a*) echo -mv=7a8 ;;
2224 armv7-r|cortex-r*) echo -mv=7r4 ;;
2225 armv7-m|cortex-m*) echo -mv=7m3 ;;
2226 armv6*|arm11*) echo -mv=6 ;;
2227 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2228 echo -mv=5e ;;
2229 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2230 esac
2231 ;;
2232 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2233 -mfpu=vfp) echo --float_support=vfpv2 ;;
2234 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2235 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2236 -msoft-float) echo --float_support=vfplib ;;
2237 -O[0-3]|-mf=*) echo $flag ;;
2238 -g) echo -g -mn ;;
2239 -pds=*) echo $flag ;;
ad93dccb
MR
2240 -D*|-I*) echo $flag ;;
2241 --gcc|--abi=*) echo $flag ;;
2242 -me) echo $flag ;;
d0c6d424
MR
2243 esac
2244 done
2245}
2246
a758c5e2
MR
2247probe_cc(){
2248 pfx=$1
2249 _cc=$2
2250
8db73c61
MR
2251 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2252 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2253 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2254 _flags_filter=echo
2255
2256 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2257 _type=llvm_gcc
2258 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2259 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2260 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2261 _cflags_speed='-O3'
2262 _cflags_size='-Os'
2263 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2264 _type=gcc
2265 gcc_version=$($_cc --version | head -n1)
2266 gcc_basever=$($_cc -dumpversion)
2267 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2268 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2269 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2270 if ! $_cc -dumpversion | grep -q '^2\.'; then
2271 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2272 fi
2273 _cflags_speed='-O3'
2274 _cflags_size='-Os'
2275 elif $_cc --version 2>/dev/null | grep -q Intel; then
2276 _type=icc
2277 _ident=$($_cc --version | head -n1)
2278 _depflags='-MMD'
2279 _cflags_speed='-O3'
2280 _cflags_size='-Os'
2281 _cflags_noopt='-O1'
2282 elif $_cc -v 2>&1 | grep -q xlc; then
2283 _type=xlc
2284 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2285 _cflags_speed='-O5'
2286 _cflags_size='-O5 -qcompact'
2287 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2288 _type=ccc
2289 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2290 _DEPFLAGS='-M'
a758c5e2
MR
2291 _cflags_speed='-fast'
2292 _cflags_size='-O1'
457cc333 2293 _flags_filter=ccc_flags
a758c5e2
MR
2294 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2295 test -d "$sysroot" || die "No valid sysroot specified."
2296 _type=armcc
2297 _ident=$($_cc --vsn | head -n1)
2298 armcc_conf="$PWD/armcc.conf"
2299 $_cc --arm_linux_configure \
2300 --arm_linux_config_file="$armcc_conf" \
2301 --configure_sysroot="$sysroot" \
2302 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2303 die "Error creating armcc configuration file."
2304 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2305 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2306 as_default="${cross_prefix}gcc"
2307 _depflags='-MMD'
2308 _cflags_speed='-O3'
2309 _cflags_size='-Os'
0122118e 2310 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2311 _type=tms470
2312 _ident=$($_cc -version | head -n1 | tr -s ' ')
2313 _flags='--gcc --abi=eabi -me'
18031c49 2314 _cc_e='-ppl -fe=$@'
a758c5e2 2315 _cc_o='-fe=$@'
a758c5e2
MR
2316 _depflags='-ppa -ppd=$(@:.o=.d)'
2317 _cflags_speed='-O3 -mf=5'
2318 _cflags_size='-O3 -mf=2'
2319 _flags_filter=tms470_flags
2320 elif $_cc -v 2>&1 | grep -q clang; then
2321 _type=clang
2322 _ident=$($_cc --version | head -n1)
2323 _depflags='-MMD'
2324 _cflags_speed='-O3'
2325 _cflags_size='-Os'
2326 elif $_cc -V 2>&1 | grep -q Sun; then
2327 _type=suncc
2328 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2329 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2330 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2331 _ldflags='-std=c99'
2332 _cflags_speed='-O5'
2333 _cflags_size='-O5 -xspace'
2334 _flags_filter=suncc_flags
2335 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2336 _type=pathscale
2337 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2338 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2339 _cflags_speed='-O2'
2340 _cflags_size='-Os'
2341 _flags_filter='filter_out -Wdisabled-optimization'
2342 elif $_cc -v 2>&1 | grep -q Open64; then
2343 _type=open64
2344 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2345 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2346 _cflags_speed='-O2'
2347 _cflags_size='-Os'
2348 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2349 elif $_cc -V 2>&1 | grep -q Portland; then
2350 _type=pgi
2351 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2352 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2353 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2354 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2355 _cflags_noopt="-O1"
2356 _flags_filter=pgi_flags
dfa559bc
RB
2357 elif $_cc 2>&1 | grep -q Microsoft; then
2358 _type=msvc
2359 _ident=$($cc 2>&1 | head -n1)
2360 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2361 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2362 _cflags_speed="-O2"
2363 _cflags_size="-O1"
2364 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2365 if $_cc 2>&1 | grep -q Linker; then
2366 _ld_o='-out $@'
2367 else
2368 _ld_o='-Fe$@'
2369 fi
2370 _cc_o='-Fo $@'
a224b2cb 2371 _cc_e='-P -Fi $@'
dfa559bc
RB
2372 _flags_filter=msvc_flags
2373 _ld_lib='lib%.a'
2374 _ld_path='-libpath:'
2375 _flags='-nologo'
2376 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2377 if [ $pfx = hostcc ]; then
6a0200f2 2378 append _cflags -Dsnprintf=_snprintf
dfa559bc 2379 fi
aef6bd1b 2380 fi
a758c5e2
MR
2381
2382 eval ${pfx}_type=\$_type
2383 eval ${pfx}_ident=\$_ident
2384}
2385
2386set_ccvars(){
23565c26 2387 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2388 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2389 eval ${1}_O=\${_cc_o-\${${1}_O}}
2390
2391 if [ -n "$_depflags" ]; then
2392 eval ${1}_DEPFLAGS=\$_depflags
2393 else
2394 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2395 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2396 eval DEP${1}FLAGS=\$_flags
2397 fi
2398}
2399
2400probe_cc cc "$cc"
2401cflags_filter=$_flags_filter
2402cflags_speed=$_cflags_speed
2403cflags_size=$_cflags_size
2404cflags_noopt=$_cflags_noopt
2405add_cflags $_flags $_cflags
2406cc_ldflags=$_ldflags
2407set_ccvars CC
2408
2409probe_cc hostcc "$host_cc"
2410host_cflags_filter=$_flags_filter
a758c5e2 2411add_host_cflags $_flags $_cflags
a758c5e2 2412set_ccvars HOSTCC
629687f6 2413
851ffa80
MR
2414test -n "$cc_type" && enable $cc_type ||
2415 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2416
75bafbac 2417: ${as_default:=$cc}
50567afa 2418: ${dep_cc_default:=$cc}
684b28e0 2419: ${ld_default:=$cc}
095792f2
MR
2420: ${host_ld_default:=$host_cc}
2421set_default ar as dep_cc ld host_ld
75800dce 2422
a758c5e2
MR
2423probe_cc as "$as"
2424asflags_filter=$_flags_filter
2425add_asflags $_flags $_cflags
2426set_ccvars AS
2427
2428probe_cc ld "$ld"
2429ldflags_filter=$_flags_filter
2430add_ldflags $_flags $_ldflags
2431test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2432LD_O=${_ld_o-$LD_O}
8db73c61
MR
2433LD_LIB=${_ld_lib-$LD_LIB}
2434LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2435
095792f2
MR
2436probe_cc hostld "$host_ld"
2437host_ldflags_filter=$_flags_filter
2438add_host_ldflags $_flags $_ldflags
2439HOSTLD_O=${_ld_o-$HOSTLD_O}
2440
a758c5e2
MR
2441if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2442 probe_cc depcc "$dep_cc"
2443 CCDEP=${_DEPCMD:-$DEPCMD}
2444 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2445 DEPCCFLAGS=$_flags
2446fi
07dec06e 2447
3dbc777c
MR
2448if $ar 2>&1 | grep -q Microsoft; then
2449 arflags="-nologo"
2450 ar_o='-out:$@'
2451elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2452 arflags="rq"
2453 ar_o='$@'
2454else
2455 arflags="rc"
2456 ar_o='$@'
2457fi
2458
7f32f40c 2459add_cflags $extra_cflags
2f2e6c7c 2460add_asflags $extra_cflags
7f32f40c 2461
154d432c
MR
2462if test -n "$sysroot"; then
2463 case "$cc_type" in
00ba041c 2464 gcc|llvm_gcc|clang)
467256f2 2465 add_cppflags --sysroot="$sysroot"
154d432c
MR
2466 add_ldflags --sysroot="$sysroot"
2467 ;;
6fec122a
MR
2468 tms470)
2469 add_cppflags -I"$sysinclude"
2470 add_ldflags --sysroot="$sysroot"
2471 ;;
154d432c
MR
2472 esac
2473fi
2474
d22c13a8
MR
2475if test "$cpu" = host; then
2476 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2477
2478 case "$cc_type" in
613a4e3f 2479 gcc|llvm_gcc)
d22c13a8
MR
2480 check_native(){
2481 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2482 sed -n "/cc1.*$1=/{
27ce1be8
MR
2483 s/.*$1=\\([^ ]*\\).*/\\1/
2484 p
2485 q
2486 }" $TMPE
d22c13a8
MR
2487 }
2488 cpu=$(check_native -march || check_native -mcpu)
2489 ;;
2490 esac
2491
2492 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2493fi
2494
e939cedd
MR
2495# Deal with common $arch aliases
2496case "$arch" in
5873b623
MR
2497 aarch64|arm64)
2498 arch="aarch64"
2499 ;;
e939cedd
MR
2500 arm*)
2501 arch="arm"
2502 ;;
2acda282 2503 mips*|IP*)
e939cedd
MR
2504 arch="mips"
2505 ;;
a6e9d649 2506 parisc*|hppa*)
e939cedd
MR
2507 arch="parisc"
2508 ;;
56203596 2509 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2510 arch="ppc"
2511 ;;
e939cedd
MR
2512 s390|s390x)
2513 arch="s390"
2514 ;;
2515 sh4|sh)
2516 arch="sh4"
2517 ;;
4cd217c0 2518 sun4u|sparc*)
e939cedd 2519 arch="sparc"
e939cedd 2520 ;;
c75848cd
DB
2521 tilegx|tile-gx)
2522 arch="tilegx"
2523 ;;
d33ed7b3 2524 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2525 arch="x86"
2526 ;;
2527esac
2528
851ffa80 2529is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2530enable $arch
e939cedd 2531
df5cdc24 2532# Add processor-specific flags
9ebd45c2 2533if enabled aarch64; then
33db40f8
MR
2534
2535 case $cpu in
2536 armv*)
2537 cpuflags="-march=$cpu"
2538 ;;
2539 *)
2540 cpuflags="-mcpu=$cpu"
2541 ;;
2542 esac
2543
2544elif enabled alpha; then
2545
2546 cpuflags="-mcpu=$cpu"
2547
2548elif enabled arm; then
2549
1234c66a
MR
2550 check_arm_arch() {
2551 check_cpp_condition stddef.h \
2552 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2553 $cpuflags
2554 }
2555
2556 probe_arm_arch() {
2557 if check_arm_arch 4; then echo armv4;
2558 elif check_arm_arch 4T; then echo armv4t;
2559 elif check_arm_arch 5; then echo armv5;
2560 elif check_arm_arch 5E; then echo armv5e;
2561 elif check_arm_arch 5T; then echo armv5t;
2562 elif check_arm_arch 5TE; then echo armv5te;
2563 elif check_arm_arch 5TEJ; then echo armv5te;
2564 elif check_arm_arch 6; then echo armv6;
2565 elif check_arm_arch 6J; then echo armv6j;
2566 elif check_arm_arch 6K; then echo armv6k;
2567 elif check_arm_arch 6Z; then echo armv6z;
2568 elif check_arm_arch 6ZK; then echo armv6zk;
2569 elif check_arm_arch 6T2; then echo armv6t2;
2570 elif check_arm_arch 7; then echo armv7;
2571 elif check_arm_arch 7A 7_A; then echo armv7-a;
2572 elif check_arm_arch 7R 7_R; then echo armv7-r;
2573 elif check_arm_arch 7M 7_M; then echo armv7-m;
2574 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2575 elif check_arm_arch 8A 8_A; then echo armv8-a;
2576 fi
2577 }
2578
2579 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2580
33db40f8
MR
2581 case $cpu in
2582 armv*)
2583 cpuflags="-march=$cpu"
2584 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2585 ;;
2586 *)
2587 cpuflags="-mcpu=$cpu"
2588 case $cpu in
2589 cortex-a*) subarch=armv7a ;;
2590 cortex-r*) subarch=armv7r ;;
2591 cortex-m*) enable thumb; subarch=armv7m ;;
2592 arm11*) subarch=armv6 ;;
2593 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2594 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2595 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2596 esac
2597 ;;
2598 esac
2599
f0fe245b
MR
2600 case "$subarch" in
2601 armv5t*) enable fast_clz ;;
2602 armv[6-8]*) enable fast_clz fast_unaligned ;;
2603 esac
2604
33db40f8
MR
2605elif enabled avr32; then
2606
2607 case $cpu in
2608 ap7[02]0[0-2])
2609 subarch="avr32_ap"
2610 cpuflags="-mpart=$cpu"
2611 ;;
2612 ap)
2613 subarch="avr32_ap"
2614 cpuflags="-march=$cpu"
2615 ;;
2616 uc3[ab]*)
2617 subarch="avr32_uc"
2618 cpuflags="-mcpu=$cpu"
2619 ;;
2620 uc)
2621 subarch="avr32_uc"
2622 cpuflags="-march=$cpu"
2623 ;;
2624 esac
2625
2626elif enabled bfin; then
2627
2628 cpuflags="-mcpu=$cpu"
2629
2630elif enabled mips; then
2631
2632 cpuflags="-march=$cpu"
2633
5d54c126 2634elif enabled ppc; then
343aef9b 2635
56348891
MR
2636 case $(tolower $cpu) in
2637 601|ppc601|powerpc601)
9dbd5c3d 2638 cpuflags="-mcpu=601"
64ad53ff 2639 disable altivec
9dbd5c3d 2640 ;;
56348891 2641 603*|ppc603*|powerpc603*)
9dbd5c3d 2642 cpuflags="-mcpu=603"
64ad53ff 2643 disable altivec
9dbd5c3d 2644 ;;
56348891 2645 604*|ppc604*|powerpc604*)
9dbd5c3d 2646 cpuflags="-mcpu=604"
64ad53ff 2647 disable altivec
9dbd5c3d 2648 ;;
56348891 2649 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2650 cpuflags="-mcpu=750"
64ad53ff 2651 disable altivec
9dbd5c3d 2652 ;;
56348891 2653 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2654 cpuflags="-mcpu=7450"
9dbd5c3d 2655 ;;
56348891 2656 74*|ppc74*|powerpc74*)
7f1fcaf0 2657 cpuflags="-mcpu=7400"
9dbd5c3d 2658 ;;
313f9fbf 2659 g5|970|ppc970|powerpc970)
7f1fcaf0 2660 cpuflags="-mcpu=970"
9dbd5c3d 2661 ;;
313f9fbf 2662 power[3-7]*)
7f1fcaf0 2663 cpuflags="-mcpu=$cpu"
313f9fbf 2664 ;;
56348891 2665 cell)
9dbd5c3d
MR
2666 cpuflags="-mcpu=cell"
2667 enable ldbrx
2668 ;;
4ab26cb4
DB
2669 e500mc)
2670 cpuflags="-mcpu=e500mc"
2671 disable altivec
2672 ;;
7b0b81a1
AL
2673 e500v2)
2674 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2675 disable altivec
2676 ;;
2677 e500)
2678 cpuflags="-mcpu=8540 -mhard-float"
2679 disable altivec
2680 ;;
9dbd5c3d 2681 esac
343aef9b 2682
33db40f8
MR
2683elif enabled sparc; then
2684
2685 case $cpu in
2686 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2687 cpuflags="-mcpu=$cpu"
2688 disable vis
2689 ;;
2690 ultrasparc*|niagara[234])
2691 cpuflags="-mcpu=$cpu"
2692 ;;
2693 esac
2694
343aef9b
MR
2695elif enabled x86; then
2696
9dbd5c3d
MR
2697 case $cpu in
2698 i[345]86|pentium)
2699 cpuflags="-march=$cpu"
2700 disable mmx
2701 ;;
2702 # targets that do NOT support conditional mov (cmov)
2703 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2704 cpuflags="-march=$cpu"
2705 disable cmov
2706 ;;
2707 # targets that do support conditional mov (cmov)
f2ce813e 2708 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2709 cpuflags="-march=$cpu"
2710 enable cmov
2711 enable fast_cmov
2712 ;;
2713 # targets that do support conditional mov but on which it's slow
2714 pentium4|pentium4m|prescott|nocona)
2715 cpuflags="-march=$cpu"
2716 enable cmov
2717 disable fast_cmov
2718 ;;
2719 esac
343aef9b 2720
343aef9b
MR
2721fi
2722
9ebd45c2
MR
2723if [ "$cpu" != generic ]; then
2724 add_cflags $cpuflags
2725 add_asflags $cpuflags
2726fi
df5cdc24 2727
993f2d0f
MR
2728# compiler sanity check
2729check_exec <<EOF
2730int main(void){ return 0; }
2731EOF
2732if test "$?" != 0; then
2733 echo "$cc is unable to create an executable file."
2734 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2735 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2736 echo "Only do this if you know what cross compiling means."
2737 fi
2738 die "C compiler test failed."
2739fi
2740
046f081b 2741add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2742check_cflags -std=c99
50a334e4 2743check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2744#include <stdlib.h>
2745EOF
50a334e4 2746check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2747#include <stdlib.h>
2748EOF
e9b9a2f8 2749
f0125de9 2750check_host_cflags -std=c99
0a6db2a2 2751check_host_cflags -Wall
f0125de9 2752
d4c99513
MR
2753check_64bit(){
2754 arch32=$1
2755 arch64=$2
2756 expr=$3
2757 check_code cc "" "int test[2*($expr) - 1]" &&
2758 subarch=$arch64 || subarch=$arch32
2759}
2760
b24dbcbd 2761case "$arch" in
4cd217c0 2762 alpha|ia64)
2acda282
MR
2763 spic=$shared
2764 ;;
2765 mips)
2766 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2767 spic=$shared
b24dbcbd 2768 ;;
a6e9d649
MR
2769 parisc)
2770 check_64bit parisc parisc64 'sizeof(void *) > 4'
2771 spic=$shared
2772 ;;
56203596
MR
2773 ppc)
2774 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2775 spic=$shared
56203596 2776 ;;
4cd217c0
MR
2777 sparc)
2778 check_64bit sparc sparc64 'sizeof(void *) > 4'
2779 spic=$shared
2780 ;;
e939cedd 2781 x86)
d4c99513 2782 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2783 if test "$subarch" = "x86_64"; then
e939cedd 2784 spic=$shared
de27f4d9 2785 fi
b24dbcbd 2786 ;;
b24dbcbd
RP
2787esac
2788
343aef9b 2789enable $subarch
8a3c8627 2790enabled spic && enable pic
b24dbcbd 2791
7483e694 2792# OS specific
4f854758 2793case $target_os in
a1629e28 2794 haiku)
63ae7e7c 2795 prefix_default="/boot/common"
108caaaa 2796 network_extralibs="-lnetwork"
f59c4bd6 2797 host_libs=
a1629e28 2798 ;;
7483e694 2799 sunos)
4d58e4cb 2800 AVSERVERLDFLAGS=""
9987769a 2801 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2802 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2803 network_extralibs="-lsocket -lnsl"
779222db 2804 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2805 # When using suncc to build, the Solaris linker will mark
2806 # an executable with each instruction set encountered by
2807 # the Solaris assembler. As our libraries contain their own
2808 # guards for processor-specific code, instead suppress
2809 # generation of the HWCAPS ELF section on Solaris x86 only.
2810 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2811 nm_default='nm -P -g'
7483e694
DB
2812 ;;
2813 netbsd)
a1e4b3f6 2814 disable symver
07a8eef6
MR
2815 oss_indev_extralibs="-lossaudio"
2816 oss_outdev_extralibs="-lossaudio"
7483e694 2817 ;;
d488c3bc 2818 openbsd|bitrig)
7c4a001a 2819 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2820 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2821 # however the generated executable will not do anything
2822 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2823 # Thus explicitly enable PIC here.
cd78208b 2824 enable pic
a1e4b3f6 2825 disable symver
7483e694 2826 SHFLAGS='-shared'
d5683aba
BS
2827 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2828 SLIB_INSTALL_LINKS=
07a8eef6
MR
2829 oss_indev_extralibs="-lossaudio"
2830 oss_outdev_extralibs="-lossaudio"
7483e694 2831 ;;
a1e4b3f6 2832 dragonfly)
a1e4b3f6
MR
2833 disable symver
2834 ;;
2835 freebsd)
7483e694
DB
2836 ;;
2837 bsd/os)
355d81df 2838 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2839 ;;
2840 darwin)
301ab19d 2841 gas="gas-preprocessor.pl $cc"
e08b8239 2842 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2843 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2844 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2845 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2846 SLIBSUF=".dylib"
2847 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2848 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2849 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2850 objformat="macho"
1b0f6fb8 2851 enabled x86_64 && objformat="macho64"
8dfa86f7 2852 enabled_any pic shared ||
2704bd1a 2853 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2854 ;;
2855 mingw32*)
9d3f4f50 2856 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2857 disable network
2858 else
2859 target_os=mingw32
2860 fi
dcc01c06 2861 LIBTARGET=i386
1fc9fb8a 2862 if enabled x86_64; then
417516f6 2863 LIBTARGET="i386:x86-64"
336cc1b0 2864 elif enabled arm; then
15c5156d 2865 LIBTARGET=arm-wince
dcc01c06 2866 fi
fbd971a4 2867 shlibdir_default="$bindir_default"
7483e694
DB
2868 SLIBPREF=""
2869 SLIBSUF=".dll"
7483e694
DB
2870 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2871 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2872 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2873 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2874 SLIB_INSTALL_LINKS=
2875 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2876 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2877 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2878 objformat="win32"
ec10a9ab 2879 dlltool="${cross_prefix}dlltool"
a3222470 2880 ranlib=:
bc574408 2881 enable dos_paths
5666a9f2 2882 add_cppflags -U__STRICT_ANSI__
7483e694 2883 ;;
53e8cd68 2884 win32|win64)
d66c52c2
MS
2885 if enabled shared; then
2886 # Link to the import library instead of the normal static library
2887 # for shared libs.
2888 LD_LIB='%.lib'
2889 # Cannot build shared and static libraries at the same time with
2890 # MSVC.
2891 disable static
2892 fi
2893 shlibdir_default="$bindir_default"
2894 SLIBPREF=""
2895 SLIBSUF=".dll"
2896 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2897 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2898 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2899 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2900 SLIB_INSTALL_LINKS=
2901 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2902 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2903 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2904 objformat="win32"
2905 ranlib=:
2906 enable dos_paths
2907 ;;
7483e694 2908 cygwin*)
4f854758 2909 target_os=cygwin
fbd971a4 2910 shlibdir_default="$bindir_default"
7483e694
DB
2911 SLIBPREF="cyg"
2912 SLIBSUF=".dll"
2913 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2914 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2915 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2916 SLIB_INSTALL_LINKS=
2917 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2918 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2919 objformat="win32"
bc574408 2920 enable dos_paths
7483e694 2921 ;;
4f365f37 2922 *-dos|freedos|opendos)
4f365f37 2923 network_extralibs="-lsocket"
ff1c015d 2924 objformat="coff"
bc574408 2925 enable dos_paths
a7a187a1 2926 add_cppflags -U__STRICT_ANSI__
4f365f37 2927 ;;
7483e694 2928 linux)
7483e694
DB
2929 enable dv1394
2930 ;;
2931 irix*)
4f854758 2932 target_os=irix
7483e694
DB
2933 ranlib="echo ignoring ranlib"
2934 ;;
d22e8442 2935 os/2*)
d22e8442 2936 ln_s="cp -f"
9297f1ed 2937 objformat="aout"
e14574eb 2938 add_cppflags -D_GNU_SOURCE
355d81df 2939 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2940 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2941 AVSERVERLDFLAGS=""
287d3b13 2942 LIBSUF="_s.a"
d22e8442
DY
2943 SLIBPREF=""
2944 SLIBSUF=".dll"
2945 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2946 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2947 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2948 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2949 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2950 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2951 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2952 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2953 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2954 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2955 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2956 enable dos_paths
d22e8442 2957 ;;
83993c1c 2958 gnu/kfreebsd)
3bd1eacd 2959 add_cppflags -D_BSD_SOURCE
83993c1c 2960 ;;
34e82167 2961 gnu)
34e82167 2962 ;;
d33ed7b3
MR
2963 qnx)
2964 add_cppflags -D_QNX_SOURCE
2965 network_extralibs="-lsocket"
2966 ;;
1c69c79f
MS
2967 symbian)
2968 SLIBSUF=".dll"
2969 enable dos_paths
e3bc07f4
MS
2970 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2971 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2972 add_ldflags -Wl,--target1-abs,--no-undefined \
2973 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2974 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2975 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2976 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2977 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2978 ;;
fdd66609
MR
2979 osf1)
2980 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
2981 AVSERVERLDFLAGS=
2982 ;;
741a8b72
MR
2983 minix)
2984 ;;
4ebc6a74
MR
2985 plan9)
2986 add_cppflags -D_C99_SNPRINTF_EXTENSION \
2987 -D_REENTRANT_SOURCE \
2988 -D_RESEARCH_SOURCE \
2989 -DFD_SETSIZE=96 \
2990 -DHAVE_SOCK_OPTS
2991 add_compat strtod.o strtod=avpriv_strtod
2992 network_extralibs='-lbsd'
2993 exeobjs=compat/plan9/main.o
2994 disable avserver
2995 ln_s='ln -s -f'
2996 cp_f='cp'
2997 ;;
614d8911
MR
2998 none)
2999 ;;
7483e694 3000 *)
4f924f9a 3001 die "Unknown OS '$target_os'."
7483e694
DB
3002 ;;
3003esac
3004
b797f3c4
MR
3005# determine libc flavour
3006
3007if check_cpp_condition features.h "defined __UCLIBC__"; then
3008 libc_type=uclibc
3bd1eacd 3009 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3010elif check_cpp_condition features.h "defined __GLIBC__"; then
3011 libc_type=glibc
3bd1eacd 3012 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3013elif check_header _mingw.h; then
3014 libc_type=mingw
3015 check_cpp_condition _mingw.h \
3016 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3017 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3018 die "ERROR: MinGW runtime version must be >= 3.15."
3019elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3020 libc_type=newlib
8f7b814f 3021 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3022elif check_func_headers stdlib.h _get_doserrno; then
3023 libc_type=msvcrt
84e65c76
MR
3024 add_compat strtod.o strtod=avpriv_strtod
3025 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3026 _snprintf=avpriv_snprintf \
3027 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3028elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3029 libc_type=klibc
3030fi
3031
3032test -n "$libc_type" && enable $libc_type
3033
5ab432fa
MR
3034# hacks for compiler/libc/os combinations
3035
3036if enabled_all tms470 glibc; then
b6f8d635 3037 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3038 add_cppflags -D__USER_LABEL_PREFIX__=
3039 add_cppflags -D__builtin_memset=memset
3040 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3041 add_cflags -pds=48 # incompatible redefinition of macro
3042fi
3043
457cc333
MR
3044if enabled_all ccc glibc; then
3045 add_ldflags -Wl,-z,now # calls to libots crash without this
3046fi
3047
6555acad
MR
3048esc(){
3049 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3050}
3051
3052echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3053
13cb2187
AS
3054check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3055
c9d19248 3056set_default $PATHS_LIST
2a8a860a 3057set_default nm
c9d19248 3058
320d060a 3059# we need to build at least one lib type
93b3c083 3060if ! enabled_any static shared; then
320d060a
DB
3061 cat <<EOF
3062At least one library type must be built.
3063Specify --enable-static to build the static libraries or --enable-shared to
3064build the shared libraries as well. To only build the shared libraries specify
3065--disable-static in addition to --enable-shared.
3066EOF
3067 exit 1;
3068fi
3069
2184c6f7 3070die_license_disabled() {
4c27207c 3071 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3072}
3073
e417d80d 3074die_license_disabled gpl libcdio
2184c6f7 3075die_license_disabled gpl libx264
de295976 3076die_license_disabled gpl libxavs
2184c6f7 3077die_license_disabled gpl libxvid
2184c6f7
DB
3078die_license_disabled gpl x11grab
3079
2f7ae63b 3080die_license_disabled nonfree libfaac
87246953 3081die_license_disabled nonfree libfdk_aac
a060866f 3082die_license_disabled nonfree openssl
b2e3c528 3083
0b175caa
DB
3084die_license_disabled version3 libopencore_amrnb
3085die_license_disabled version3 libopencore_amrwb
d89e738a 3086die_license_disabled version3 libvo_aacenc
f502ff3f 3087die_license_disabled version3 libvo_amrwbenc
0b175caa 3088
9cad0e4e 3089enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3090
40617a6d 3091disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3092
e276d9e8
MR
3093enable_pic() {
3094 enable pic
bce7b696
MR
3095 add_cppflags -DPIC
3096 add_cflags -fPIC
3097 add_asflags -fPIC
e276d9e8
MR
3098}
3099
3100enabled pic && enable_pic
bce7b696 3101
b4d96ba2
MR
3102check_cc <<EOF || die "Symbol mangling check failed."
3103int ff_extern;
3104EOF
2a8a860a 3105sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3106extern_prefix=${sym%%ff_extern*}
3107
afb5ed55 3108check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3109void foo(void) { __asm__ volatile ("" ::); }
3110EOF
61d251db 3111
df5e3978
MR
3112_restrict=
3113for restrict_keyword in restrict __restrict__ __restrict; do
3114 check_cc <<EOF && _restrict=$restrict_keyword && break
3115void foo(char * $restrict_keyword p);
3116EOF
3117done
3118
3119check_cc <<EOF && enable attribute_packed
3120struct { int x; } __attribute__((packed)) x;
3121EOF
3122
dffb41b9
MR
3123check_cc <<EOF && enable attribute_may_alias
3124union { int x; } __attribute__((may_alias)) x;
3125EOF
3126
df5e3978
MR
3127check_cc <<EOF || die "endian test failed"
3128unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3129EOF
48fc536a 3130od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3131
e939cedd
MR
3132if enabled alpha; then
3133
3134 check_cflags -mieee
3135
3136elif enabled arm; then
e45391bb 3137
66371c28 3138 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3139 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3140 nogas=die
50fa82e6 3141
44caaa56
MR
3142 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3143 enable vfp_args
3144 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3145 case "${cross_prefix:-$cc}" in
3146 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3147 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3148__asm__ (".eabi_attribute 28, 1");
3149int main(void) { return 0; }
3150EOF
44caaa56
MR
3151 esac
3152 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3153 fi
fa0912fe 3154
7f2b3dca
MR
3155 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3156 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3157 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
3158 enabled armvfp && check_insn armvfp 'fadds s0, s0, s0'
3159 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
3160 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3161
3162 map 'enabled_any ${v}_external ${v}_inline || disable $v' $ARCH_EXT_LIST_ARM
e45391bb 3163
575db883
DB
3164 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3165 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3166
e276d9e8
MR
3167 enabled_all armv6t2 shared !pic && enable_pic
3168
fa0912fe 3169elif enabled mips; then
e45391bb 3170
575db883 3171 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3172
5af530f5
MR
3173elif enabled parisc; then
3174
3175 if enabled gcc; then
3176 case $($cc -dumpversion) in
3177 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3178 esac
3179 fi
3180
fa0912fe 3181elif enabled ppc; then
e45391bb 3182
e6a0c354
MR
3183 enable local_aligned_8 local_aligned_16
3184
575db883
DB
3185 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3186 check_inline_asm ibm_asm '"add 0, 0, 0"'
3187 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3188 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3189
3190 # AltiVec flags: The FSF version of GCC differs from the Apple version
3191 if enabled altivec; then
301ab19d 3192 nogas=warn
fa0912fe
MR
3193 check_cflags -maltivec -mabi=altivec &&
3194 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3195 check_cflags -faltivec
3196
3197 # check if our compiler supports Motorola AltiVec C API
3198 check_cc <<EOF || disable altivec
3199$inc_altivec_h
3200int main(void) {
20bcce50
MR
3201 vector signed int v1 = (vector signed int) { 0 };
3202 vector signed int v2 = (vector signed int) { 1 };
3203 v1 = vec_add(v1, v2);
fa0912fe
MR
3204 return 0;
3205}
3206EOF
3207
20bcce50 3208 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3209 fi
e45391bb 3210
fa0912fe 3211elif enabled sparc; then
e45391bb 3212
6aa93689 3213 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3214
fa0912fe 3215elif enabled x86; then
e45391bb 3216
8e85ba8d
DB
3217 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3218
f80ddd5b
RB
3219 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3220
e6a0c354
MR
3221 enable local_aligned_8 local_aligned_16
3222
44965991
PI
3223 # check whether EBP is available on x86
3224 # As 'i' is stored on the stack, this program will crash
3225 # if the base pointer is used to access it because the
3226 # base pointer is cleared in the inline assembly code.
7dfef245 3227 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3228volatile int i=0;
3229__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3230return i;
44965991
PI
3231EOF
3232
f494213c 3233 # check whether EBX is available on x86
575db883
DB
3234 check_inline_asm ebx_available '""::"b"(0)' &&
3235 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3236
6f74fb03 3237 # check whether xmm clobbers are supported
575db883 3238 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3239
239fdf1b 3240 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3241 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3242 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3243
9cca1e40 3244 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3245 if check_cmd $yasmexe --version; then
3246 enabled x86_64 && yasm_extra="-m amd64"
3247 yasm_debug="-g dwarf2"
3248 elif check_cmd nasm -v; then
3249 yasmexe=nasm
3250 yasm_debug="-g -F dwarf"
3251 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3252 fi
3253
3254 YASMFLAGS="-f $objformat $yasm_extra"
3255 enabled pic && append YASMFLAGS "-DPIC"
3256 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3257 case "$objformat" in
3258 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3259 esac
3260
b8e8a07c 3261 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3262 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3263 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3264 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3265 fi
e45391bb 3266
669b5583
MR
3267 case "$cpu" in
3268 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3269 disable fast_clz
3270 ;;
3271 esac
3272
44965991
PI
3273fi
3274
301ab19d
MR
3275if enabled asm; then
3276 as=${gas:=$as}
7fd90119 3277 check_as <<EOF && enable gnu_as || \
301ab19d 3278 $nogas "GNU assembler not found, install gas-preprocessor"
7fd90119
MR
3279.macro m n
3280\n: .int 0
3281.endm
3282m x
3283EOF
301ab19d
MR
3284fi
3285
4a7e068b
MR
3286check_ldflags -Wl,--as-needed
3287
a98bb16d
RP
3288if check_func dlopen; then
3289 ldl=
3290elif check_func dlopen -ldl; then
3291 ldl=-ldl
8bf5d58f
MN
3292fi
3293
54fe299b
DV
3294if enabled network; then
3295 check_type "sys/types.h sys/socket.h" socklen_t
3296 check_type netdb.h "struct addrinfo"
75d339e0
MS
3297 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3298 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3299 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3300 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3301 check_type poll.h "struct pollfd"
54fe299b
DV
3302 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3303 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3304 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3305 check_func getaddrinfo $network_extralibs
c3e73100 3306 check_func getservbyport $network_extralibs
54fe299b
DV
3307 # Prefer arpa/inet.h over winsock2
3308 if check_header arpa/inet.h ; then
3309 check_func closesocket
3310 elif check_header winsock2.h ; then
47876d66
DB
3311 check_func_headers winsock2.h closesocket -lws2 &&
3312 network_extralibs="-lws2" ||
3313 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3314 network_extralibs="-lws2_32"; }
f06dee77 3315 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3316 check_type ws2tcpip.h socklen_t
3317 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3318 check_type ws2tcpip.h "struct group_source_req"
3319 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3320 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3321 check_type winsock2.h "struct pollfd"
54fe299b
DV
3322 check_type ws2tcpip.h "struct sockaddr_in6"
3323 check_type ws2tcpip.h "struct sockaddr_storage"
3324 check_struct winsock2.h "struct sockaddr" sa_len
3325 else
3326 disable network
3327 fi
3328fi
3329
75ecf149
DB
3330# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3331check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3332