vp56: Use hpeldsp instead of dsputil for half-pel functions
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
3b327a4b
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 103 --disable-all disable building components, libraries and programs
3b327a4b 104
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105Program options:
106 --disable-programs do not build command line programs
6291d7e4 107 --disable-avconv disable avconv build
266463da 108 --disable-avplay disable avplay build
9e12f0bf 109 --disable-avprobe disable avprobe build
4d58e4cb 110 --disable-avserver disable avserver build
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111
112Component options:
113 --disable-doc do not build documentation
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114 --disable-avdevice disable libavdevice build
115 --disable-avcodec disable libavcodec build
116 --disable-avformat disable libavformat build
d89f2fa9 117 --disable-avutil disable libavutil build
5a0f7131 118 --disable-swscale disable libswscale build
cccc039f 119 --disable-avfilter disable video filter support [no]
c8af852b 120 --disable-avresample disable libavresample build [no]
0dbfc1db 121 --disable-pthreads disable pthreads [auto]
7b7b220c 122 --disable-w32threads disable Win32 threads [auto]
06454877 123 --disable-network disable network support [no]
7f3f5f46 124 --disable-dct disable DCT code
0b499c9b 125 --disable-error-resilience disable error resilience code
193cdd9a 126 --disable-lsp disable LSP code
2a91ada8 127 --disable-lzo disable LZO decoder code
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128 --disable-mdct disable MDCT code
129 --disable-rdft disable RDFT code
3b327a4b 130 --disable-fft disable FFT code
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131
132Hardware accelerators:
3b327a4b 133 --enable-dxva2 enable DXVA2 code
dcb73592 134 --enable-vaapi enable VAAPI code
ac3dbb4d 135 --enable-vda enable VDA code
e8f6bd4b 136 --enable-vdpau enable VDPAU code
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DB
137
138Individual component options:
bb55e3a3 139 --disable-everything disable all components listed below
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140 --disable-encoder=NAME disable encoder NAME
141 --enable-encoder=NAME enable encoder NAME
142 --disable-encoders disable all encoders
143 --disable-decoder=NAME disable decoder NAME
144 --enable-decoder=NAME enable decoder NAME
145 --disable-decoders disable all decoders
146 --disable-hwaccel=NAME disable hwaccel NAME
147 --enable-hwaccel=NAME enable hwaccel NAME
148 --disable-hwaccels disable all hwaccels
149 --disable-muxer=NAME disable muxer NAME
150 --enable-muxer=NAME enable muxer NAME
151 --disable-muxers disable all muxers
152 --disable-demuxer=NAME disable demuxer NAME
153 --enable-demuxer=NAME enable demuxer NAME
154 --disable-demuxers disable all demuxers
155 --enable-parser=NAME enable parser NAME
156 --disable-parser=NAME disable parser NAME
157 --disable-parsers disable all parsers
158 --enable-bsf=NAME enable bitstream filter NAME
159 --disable-bsf=NAME disable bitstream filter NAME
160 --disable-bsfs disable all bitstream filters
161 --enable-protocol=NAME enable protocol NAME
162 --disable-protocol=NAME disable protocol NAME
163 --disable-protocols disable all protocols
3b327a4b 164 --enable-indev=NAME enable input device NAME
06454877 165 --disable-indev=NAME disable input device NAME
06454877 166 --disable-indevs disable input devices
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167 --enable-outdev=NAME enable output device NAME
168 --disable-outdev=NAME disable output device NAME
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169 --disable-outdevs disable output devices
170 --disable-devices disable all devices
171 --enable-filter=NAME enable filter NAME
172 --disable-filter=NAME disable filter NAME
173 --disable-filters disable all filters
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174
175External library support:
176 --enable-avisynth enable reading of AVISynth script files [no]
177 --enable-bzlib enable bzlib [autodetect]
47941088 178 --enable-frei0r enable frei0r video filtering
bc8c1395 179 --enable-gnutls enable gnutls [no]
e417d80d 180 --enable-libcdio enable audio CD grabbing with libcdio
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181 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
182 and libraw1394 [no]
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183 --enable-libfaac enable AAC encoding via libfaac [no]
184 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 185 --enable-libfreetype enable libfreetype [no]
c547e5ff 186 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 187 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 188 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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189 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
190 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
191 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 192 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 193 --enable-libopus enable Opus decoding via libopus [no]
7c922411 194 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 195 --enable-librtmp enable RTMP[E] support via librtmp [no]
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196 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
197 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 198 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 199 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 200 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 201 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 202 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
06454877 203 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 204 --enable-libxavs enable AVS encoding via xavs [no]
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205 --enable-libxvid enable Xvid encoding via xvidcore,
206 native MPEG-4/Xvid encoder exists [no]
a060866f 207 --enable-openssl enable openssl [no]
45235ac4 208 --enable-x11grab enable X11 grabbing [no]
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209 --enable-zlib enable zlib [autodetect]
210
211Advanced options (experts only):
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212 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
213 --enable-cross-compile assume a cross-compiler is used
214 --sysroot=PATH root of cross-build tree
215 --sysinclude=PATH location of cross-build system headers
216 --target-os=OS compiler targets OS [$target_os]
217 --target-exec=CMD command to run executables on target
218 --target-path=DIR path to view of build directory on target
aeeb782c 219 --toolchain=NAME set tool defaults according to NAME
06454877 220 --nm=NM use nm tool
121d78d0 221 --ar=AR use archive tool AR [$ar_default]
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222 --as=AS use assembler AS [$as_default]
223 --cc=CC use C compiler CC [$cc_default]
193cdd9a 224 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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225 --ld=LD use linker LD
226 --host-cc=HOSTCC use host C compiler HOSTCC
227 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 228 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 229 --host-ld=HOSTLD use host linker HOSTLD
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230 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
231 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 232 --host-os=OS compiler host OS [$target_os]
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233 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
234 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
235 --extra-libs=ELIBS add ELIBS [$ELIBS]
236 --extra-version=STRING version string suffix []
193cdd9a 237 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 238 --build-suffix=SUFFIX library name suffix []
3b327a4b 239 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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240 --arch=ARCH select architecture [$arch]
241 --cpu=CPU select the minimum required CPU (affects
242 instruction selection, may crash on older CPUs)
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DB
243 --enable-pic build position-independent code
244 --enable-sram allow use of on-chip SRAM
193cdd9a 245 --enable-thumb compile for Thumb instruction set
3b327a4b 246 --disable-symver disable symbol versioning
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DB
247 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
248 --disable-safe-bitstream-reader
249 disable buffer boundary checking in bitreaders
250 (faster, but may crash)
251 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 252 --enable-lto use link-time optimization
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253
254Optimization options (experts only):
c8a4ae00 255 --disable-asm disable all assembler optimizations
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256 --disable-altivec disable AltiVec optimizations
257 --disable-amd3dnow disable 3DNow! optimizations
258 --disable-amd3dnowext disable 3DNow! extended optimizations
259 --disable-mmx disable MMX optimizations
239fdf1b 260 --disable-mmxext disable MMXEXT optimizations
06454877 261 --disable-sse disable SSE optimizations
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DB
262 --disable-sse2 disable SSE2 optimizations
263 --disable-sse3 disable SSE3 optimizations
06454877 264 --disable-ssse3 disable SSSE3 optimizations
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265 --disable-sse4 disable SSE4 optimizations
266 --disable-sse42 disable SSE4.2 optimizations
87f1355f 267 --disable-avx disable AVX optimizations
79687079 268 --disable-fma4 disable FMA4 optimizations
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269 --disable-armv5te disable armv5te optimizations
270 --disable-armv6 disable armv6 optimizations
271 --disable-armv6t2 disable armv6t2 optimizations
b3267559 272 --disable-vfp disable VFP optimizations
5ea20630 273 --disable-neon disable NEON optimizations
06454877 274 --disable-vis disable VIS optimizations
afb5ed55 275 --disable-inline-asm disable use of inline assembler
06454877 276 --disable-yasm disable use of yasm assembler
06454877 277
070c5d0f 278Developer options (useful when working on Libav itself):
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279 --disable-debug disable debugging symbols
280 --enable-debug=LEVEL set the debug level [$debuglevel]
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281 --disable-optimizations disable compiler optimizations
282 --enable-extra-warnings enable more compiler warnings
52b3cc60 283 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 284 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
285 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
286 should be used only for debugging purposes)
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287 --enable-random randomly enable/disable components
288 --disable-random
289 --enable-random=LIST randomly enable/disable specific components or
290 --disable-random=LIST component groups. LIST is a comma-separated list
291 of NAME[:PROB] entries where NAME is a component
292 (group) and PROB the probability associated with
293 NAME (default 0.5).
294 --random-seed=VALUE seed value for --enable/disable-random
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295
296NOTE: Object files are built at the place where configure is launched.
297EOF
60e8bc13 298 exit 0
74c53c2d 299}
cf9d24ad 300
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301quotes='""'
302
57bd82d4 303log(){
2270b4b2 304 echo "$@" >> $logfile
57bd82d4
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305}
306
720c69da 307log_file(){
c8e9f801 308 log BEGIN $1
2270b4b2 309 pr -n -t $1 >> $logfile
c8e9f801
MR
310 log END $1
311}
312
2ba042a7 313echolog(){
c8e9f801 314 log "$@"
57bd82d4 315 echo "$@"
2ba042a7
MR
316}
317
7bfc8ae6
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318warn(){
319 log "WARNING: $*"
320 WARNINGS="${WARNINGS}WARNING: $*\n"
321}
322
2ba042a7
MR
323die(){
324 echolog "$@"
325 cat <<EOF
d326cf7f 326
2ba042a7 327If you think configure made a mistake, make sure you are using the latest
4a6a21f5 328version from Git. If the latest version fails, report the problem to the
070c5d0f 329libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 330EOF
e155a21a 331 if disabled logging; then
2ba042a7 332 cat <<EOF
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333Rerun configure with logging enabled (do not use --disable-logging), and
334include the log this produces with your report.
2ba042a7
MR
335EOF
336 else
f69f51b3 337 cat <<EOF
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338Include the log file "$logfile" produced by configure as this will help
339solving the problem.
2ba042a7
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340EOF
341 fi
57bd82d4
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342 exit 1
343}
344
6c6007d6 345# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 346toupper(){
6c6007d6 347 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
348}
349
4a5444db 350tolower(){
6c6007d6 351 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
352}
353
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354c_escape(){
355 echo "$*" | sed 's/["\\]/\\\0/g'
356}
357
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MR
358sh_quote(){
359 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 360 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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361 echo "$v"
362}
363
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364cleanws(){
365 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
366}
367
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MR
368filter(){
369 pat=$1
370 shift
371 for v; do
98ef6079 372 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
373 done
374}
375
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376filter_out(){
377 pat=$1
378 shift
379 for v; do
380 eval "case $v in $pat) ;; *) echo $v ;; esac"
381 done
382}
383
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384map(){
385 m=$1
386 shift
e0e335a0 387 for v; do eval $m; done
36e2dea0
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388}
389
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390add_suffix(){
391 suffix=$1
392 shift
393 for v; do echo ${v}${suffix}; done
394}
395
a8d04fba
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396set_all(){
397 value=$1
398 shift
399 for var in $*; do
400 eval $var=$value
401 done
402}
403
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404set_weak(){
405 value=$1
406 shift
407 for var; do
408 eval : \${$var:=$value}
409 done
410}
411
f868b24d
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412sanitize_var_name(){
413 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
414}
415
3f8040db
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416set_safe(){
417 var=$1
418 shift
f868b24d 419 eval $(sanitize_var_name "$var")='$*'
3f8040db
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420}
421
422get_safe(){
f868b24d 423 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
424}
425
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426pushvar(){
427 for var in $*; do
428 eval level=\${${var}_level:=0}
429 eval ${var}_${level}="\$$var"
430 eval ${var}_level=$(($level+1))
431 done
432}
433
434popvar(){
435 for var in $*; do
436 eval level=\${${var}_level:-0}
437 test $level = 0 && continue
438 eval level=$(($level-1))
439 eval $var="\${${var}_${level}}"
440 eval ${var}_level=$level
441 eval unset ${var}_${level}
442 done
443}
444
a8d04fba
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445enable(){
446 set_all yes $*
447}
448
449disable(){
450 set_all no $*
451}
452
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453enable_weak(){
454 set_weak yes $*
455}
456
457disable_weak(){
458 set_weak no $*
459}
460
72702705 461enable_safe(){
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MR
462 for var; do
463 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
464 done
72702705
MR
465}
466
467disable_safe(){
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MR
468 for var; do
469 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
470 done
72702705
MR
471}
472
f9d328da
MR
473do_enable_deep(){
474 for var; do
475 enabled $var && continue
476 eval sel="\$${var}_select"
c510c7b5
MR
477 eval sgs="\$${var}_suggest"
478 pushvar var sgs
f9d328da 479 enable_deep $sel
c510c7b5
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480 popvar sgs
481 enable_deep_weak $sgs
f9d328da
MR
482 popvar var
483 done
484}
485
486enable_deep(){
487 do_enable_deep $*
488 enable $*
489}
490
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491enable_deep_weak(){
492 do_enable_deep $*
493 enable_weak $*
494}
495
57bd82d4 496enabled(){
3250003c
MR
497 test "${1#!}" = "$1" && op== || op=!=
498 eval test "x\$${1#!}" $op "xyes"
44161118
MR
499}
500
37970ebf 501disabled(){
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MR
502 test "${1#!}" = "$1" && op== || op=!=
503 eval test "x\$${1#!}" $op "xno"
37970ebf
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504}
505
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506enabled_all(){
507 for opt; do
508 enabled $opt || return 1
509 done
510}
511
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DB
512disabled_all(){
513 for opt; do
514 disabled $opt || return 1
515 done
516}
517
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518enabled_any(){
519 for opt; do
520 enabled $opt && return 0
521 done
522}
523
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DB
524disabled_any(){
525 for opt; do
526 disabled $opt && return 0
527 done
f7b230a7 528 return 1
85bca2c5
DB
529}
530
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531set_default(){
532 for opt; do
88268e94 533 eval : \${$opt:=\$${opt}_default}
c9d19248
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534 done
535}
536
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537is_in(){
538 value=$1
539 shift
540 for var in $*; do
541 [ $var = $value ] && return 0
542 done
543 return 1
544}
545
d4f8cecc 546do_check_deps(){
30fd06be 547 for cfg; do
3250003c 548 cfg="${cfg#!}"
799c9e9b
MR
549 enabled ${cfg}_checking && die "Circular dependency for $cfg."
550 disabled ${cfg}_checking && continue
551 enable ${cfg}_checking
d4f8cecc 552 append allopts $cfg
799c9e9b 553
30fd06be
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554 eval dep_all="\$${cfg}_deps"
555 eval dep_any="\$${cfg}_deps_any"
7ef3425f 556 eval dep_sel="\$${cfg}_select"
c510c7b5 557 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
558 eval dep_ifa="\$${cfg}_if"
559 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 560
3d7453e0 561 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 562 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 563 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 564
3d7453e0
MR
565 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
566 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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567 enabled_all $dep_all || disable $cfg
568 enabled_any $dep_any || disable $cfg
7ef3425f 569 disabled_any $dep_sel && disable $cfg
799c9e9b 570
4ec45764 571 if enabled $cfg; then
f9d328da 572 enable_deep $dep_sel
c510c7b5 573 enable_deep_weak $dep_sgs
4ec45764
RP
574 fi
575
799c9e9b 576 disable ${cfg}_checking
30fd06be
MR
577 done
578}
579
d4f8cecc
MR
580check_deps(){
581 unset allopts
582
583 do_check_deps "$@"
584
585 for cfg in $allopts; do
586 enabled $cfg || continue
587 eval dep_extralibs="\$${cfg}_extralibs"
588 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
589 done
590}
591
44161118
MR
592print_config(){
593 pfx=$1
72cfcf41
MR
594 files=$2
595 shift 2
f454e879
MR
596 map 'eval echo "$v \${$v:-no}"' "$@" |
597 awk "BEGIN { split(\"$files\", files) }
598 {
599 c = \"$pfx\" toupper(\$1);
600 v = \$2;
601 sub(/yes/, 1, v);
602 sub(/no/, 0, v);
603 for (f in files) {
604 file = files[f];
605 if (file ~ /\\.h\$/) {
606 printf(\"#define %s %d\\n\", c, v) >>file;
607 } else if (file ~ /\\.asm\$/) {
608 printf(\"%%define %s %d\\n\", c, v) >>file;
609 } else if (file ~ /\\.mak\$/) {
d16c4aeb 610 n = -v ? \"\" : \"!\";
f454e879
MR
611 printf(\"%s%s=yes\\n\", n, c) >>file;
612 }
613 }
614 }"
57bd82d4
MR
615}
616
31c0121d 617print_enabled(){
31c0121d
MR
618 suf=$1
619 shift
620 for v; do
9eda2a85 621 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
622 done
623}
624
57bd82d4
MR
625append(){
626 var=$1
627 shift
57bd82d4
MR
628 eval "$var=\"\$$var $*\""
629}
630
60361817
MR
631prepend(){
632 var=$1
633 shift
634 eval "$var=\"$* \$$var\""
635}
636
50a334e4 637add_cppflags(){
cd52ec95 638 append CPPFLAGS "$@"
50a334e4
MR
639}
640
57bd82d4 641add_cflags(){
01d31e16 642 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
643}
644
2f2e6c7c 645add_asflags(){
01d31e16 646 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
647}
648
57bd82d4 649add_ldflags(){
64933b6c 650 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
651}
652
653add_extralibs(){
64933b6c 654 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
655}
656
4cc4b33f
DB
657add_host_cppflags(){
658 append host_cppflags "$@"
659}
660
6c3fa06a
MR
661add_host_cflags(){
662 append host_cflags $($host_cflags_filter "$@")
663}
664
665add_host_ldflags(){
666 append host_ldflags $($host_ldflags_filter "$@")
667}
668
84e65c76
MR
669add_compat(){
670 append compat_objs $1
671 shift
672 map 'add_cppflags -D$v' "$@"
673}
674
b0cfb663 675check_cmd(){
b3cb5d51 676 log "$@"
2270b4b2 677 "$@" >> $logfile 2>&1
b0cfb663
MR
678}
679
b2704a65
MR
680cc_o(){
681 eval printf '%s\\n' $CC_O
682}
683
18031c49
MR
684cc_e(){
685 eval printf '%s\\n' $CC_E
686}
687
dcd479c0 688check_cc(){
57bd82d4 689 log check_cc "$@"
2270b4b2 690 cat > $TMPC
720c69da 691 log_file $TMPC
23565c26 692 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
693}
694
695check_cpp(){
696 log check_cpp "$@"
2270b4b2 697 cat > $TMPC
720c69da 698 log_file $TMPC
18031c49 699 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
700}
701
df0d6341
MR
702as_o(){
703 eval printf '%s\\n' $AS_O
704}
705
f65883c8
MR
706check_as(){
707 log check_as "$@"
7fd90119
MR
708 cat > $TMPS
709 log_file $TMPS
710 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
711}
712
575db883
DB
713check_inline_asm(){
714 log check_inline_asm "$@"
940f335a 715 name="$1"
3784e82e 716 code="$2"
940f335a 717 shift 2
49214f61 718 disable $name
7fd90119 719 check_cc "$@" <<EOF && enable $name
3784e82e 720void foo(void){ __asm__ volatile($code); }
940f335a
MR
721EOF
722}
723
c6ebc9fa
MR
724check_insn(){
725 log check_insn "$@"
726 check_inline_asm ${1}_inline "\"$2\""
727 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
728}
729
304d586d
LM
730check_yasm(){
731 log check_yasm "$@"
732 echo "$1" > $TMPS
733 log_file $TMPS
734 shift 1
735 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
736}
737
29b64b68
MR
738ld_o(){
739 eval printf '%s\\n' $LD_O
740}
741
dcd479c0 742check_ld(){
57bd82d4 743 log check_ld "$@"
66a1ccd7
MR
744 flags=$(filter_out '-l*' "$@")
745 libs=$(filter '-l*' "$@")
01d31e16 746 check_cc $($cflags_filter $flags) || return
64933b6c
MR
747 flags=$($ldflags_filter $flags)
748 libs=$($ldflags_filter $libs)
29b64b68 749 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
750}
751
5adc829e
MR
752check_code(){
753 log check_code "$@"
754 check=$1
755 headers=$2
756 code=$3
757 shift 3
758 {
759 for hdr in $headers; do
760 echo "#include <$hdr>"
761 done
762 echo "int main(void) { $code; return 0; }"
763 } | check_$check "$@"
764}
765
50a334e4
MR
766check_cppflags(){
767 log check_cppflags "$@"
caf458dd 768 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
769int x;
770EOF
771}
772
dcd479c0 773check_cflags(){
57bd82d4 774 log check_cflags "$@"
01d31e16 775 set -- $($cflags_filter "$@")
caf458dd 776 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
777int x;
778EOF
779}
780
2ed46eea
MR
781test_ldflags(){
782 log test_ldflags "$@"
783 check_ld "$@" <<EOF
c23a0ac8 784int main(void){ return 0; }
dcd479c0
MR
785EOF
786}
787
2ed46eea
MR
788check_ldflags(){
789 log check_ldflags "$@"
790 test_ldflags "$@" && add_ldflags "$@"
791}
792
dcd479c0 793check_header(){
57bd82d4 794 log check_header "$@"
dcd479c0
MR
795 header=$1
796 shift
b77df637
MR
797 disable_safe $header
798 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
799#include <$header>
800int x;
801EOF
802}
803
804check_func(){
57bd82d4 805 log check_func "$@"
dcd479c0
MR
806 func=$1
807 shift
d8bc5f06
MR
808 disable $func
809 check_ld "$@" <<EOF && enable $func
dcd479c0 810extern int $func();
c23a0ac8 811int main(void){ $func(); }
dcd479c0
MR
812EOF
813}
814
645d2652 815check_mathfunc(){
6b73c0ae 816 log check_mathfunc "$@"
645d2652 817 func=$1
1aa07aa2
MR
818 narg=$2
819 shift 2
820 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
821 disable $func
822 check_ld "$@" <<EOF && enable $func
823#include <math.h>
1aa07aa2 824float foo(float f, float g) { return $func($args); }
33bd38db 825int main(void){ return 0; }
645d2652
MR
826EOF
827}
828
2446d3d6
DB
829check_func_headers(){
830 log check_func_headers "$@"
f8d7b072 831 headers=$1
edaf1ae2 832 funcs=$2
f8d7b072 833 shift 2
edaf1ae2
MR
834 {
835 for hdr in $headers; do
836 echo "#include <$hdr>"
837 done
838 for func in $funcs; do
839 echo "long check_$func(void) { return (long) $func; }"
840 done
841 echo "int main(void) { return 0; }"
842 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
843}
844
a5344cf7
SS
845check_cpp_condition(){
846 log check_cpp_condition "$@"
847 header=$1
848 condition=$2
f855b7b9 849 shift 2
cd52ec95 850 check_cpp "$@" <<EOF
a5344cf7
SS
851#include <$header>
852#if !($condition)
853#error "unsatisfied condition: $condition"
854#endif
855EOF
856}
857
57bd82d4
MR
858check_lib(){
859 log check_lib "$@"
860 header="$1"
861 func="$2"
862 shift 2
84400e9d 863 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
864}
865
f8d7b072
MR
866check_lib2(){
867 log check_lib2 "$@"
868 headers="$1"
edaf1ae2 869 funcs="$2"
f8d7b072 870 shift 2
edaf1ae2 871 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
872}
873
3f8040db
MR
874check_pkg_config(){
875 log check_pkg_config "$@"
876 pkg="$1"
877 headers="$2"
878 funcs="$3"
879 shift 3
880 $pkg_config --exists $pkg || return
881 pkg_cflags=$($pkg_config --cflags $pkg)
882 pkg_libs=$($pkg_config --libs $pkg)
883 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
884 set_safe ${pkg}_cflags $pkg_cflags &&
885 set_safe ${pkg}_libs $pkg_libs
886}
887
dcd479c0 888check_exec(){
2270b4b2 889 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
890}
891
7dfef245 892check_exec_crash(){
5e622c40 893 code=$(cat)
7dfef245
MR
894
895 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
896 # are safe but may not be available everywhere. Thus we use
897 # raise(SIGTERM) instead. The check is run in a subshell so we
898 # can redirect the "Terminated" message from the shell. SIGBUS
899 # is not defined by standard C so it is used conditionally.
900
2270b4b2 901 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
902#include <signal.h>
903static void sighandler(int sig){
904 raise(SIGTERM);
905}
692dd8ed
MR
906int foo(void){
907 $code
908}
e5af4a11 909int main(void){
7dfef245
MR
910 signal(SIGILL, sighandler);
911 signal(SIGFPE, sighandler);
912 signal(SIGSEGV, sighandler);
913#ifdef SIGBUS
914 signal(SIGBUS, sighandler);
915#endif
692dd8ed 916 foo();
7dfef245
MR
917}
918EOF
919}
920
72be9e73
DY
921check_type(){
922 log check_type "$@"
923 headers=$1
924 type=$2
925 shift 2
ae550ce9 926 disable_safe "$type"
5adc829e 927 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
928}
929
14d36751 930check_struct(){
813b82b9 931 log check_struct "$@"
14d36751
MR
932 headers=$1
933 struct=$2
934 member=$3
935 shift 3
936 disable_safe "${struct}_${member}"
5adc829e
MR
937 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
938 enable_safe "${struct}_${member}"
14d36751
MR
939}
940
9c7d85b3
DB
941check_builtin(){
942 log check_builtin "$@"
943 name=$1
944 headers=$2
945 builtin=$3
946 shift 3
947 disable "$name"
948 check_code ld "$headers" "$builtin" "$@" && enable "$name"
949}
950
57bd82d4
MR
951require(){
952 name="$1"
953 header="$2"
954 func="$3"
955 shift 3
956 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
957}
958
f8d7b072
MR
959require2(){
960 name="$1"
961 headers="$2"
962 func="$3"
963 shift 3
964 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
965}
966
3f8040db
MR
967require_pkg_config(){
968 pkg="$1"
969 check_pkg_config "$@" || die "ERROR: $pkg not found"
970 add_cflags $(get_safe ${pkg}_cflags)
971 add_extralibs $(get_safe ${pkg}_libs)
972}
973
ae43c4c0
MR
974hostcc_o(){
975 eval printf '%s\\n' $HOSTCC_O
976}
977
f0125de9
MR
978check_host_cc(){
979 log check_host_cc "$@"
980 cat > $TMPC
981 log_file $TMPC
ae43c4c0 982 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
983}
984
4cc4b33f
DB
985check_host_cppflags(){
986 log check_host_cppflags "$@"
987 check_host_cc "$@" <<EOF && append host_cppflags "$@"
988int x;
989EOF
990}
991
f0125de9
MR
992check_host_cflags(){
993 log check_host_cflags "$@"
6c3fa06a 994 set -- $($host_cflags_filter "$@")
f0125de9
MR
995 check_host_cc "$@" <<EOF && append host_cflags "$@"
996int x;
997EOF
998}
999
c505dd31
MR
1000apply(){
1001 file=$1
1002 shift
1003 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1004}
1005
c34681df 1006cp_if_changed(){
5e27ec28
MR
1007 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1008 mkdir -p "$(dirname $2)"
4ebc6a74 1009 $cp_f "$1" "$2"
c34681df
MR
1010}
1011
dcd61286
DB
1012# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1013# system-dependent things.
1014
4a0d6686
AJ
1015COMPONENT_LIST="
1016 bsfs
1017 decoders
1018 demuxers
1019 encoders
3cde40aa 1020 filters
5666fd73 1021 hwaccels
c552605c 1022 indevs
4a0d6686 1023 muxers
c552605c 1024 outdevs
4a0d6686
AJ
1025 parsers
1026 protocols
1027"
1028
3fc09b00
MR
1029EXTERNAL_LIBRARY_LIST="
1030 avisynth
1031 bzlib
1032 frei0r
1033 gnutls
1034 libcdio
1035 libdc1394
1036 libfaac
1037 libfdk_aac
1038 libfreetype
1039 libgsm
1040 libilbc
1041 libmp3lame
1042 libopencore_amrnb
1043 libopencore_amrwb
1044 libopencv
1045 libopenjpeg
1046 libopus
1047 libpulse
1048 librtmp
1049 libschroedinger
1050 libspeex
1051 libtheora
1052 libvo_aacenc
1053 libvo_amrwbenc
1054 libvorbis
1055 libvpx
1056 libx264
1057 libxavs
1058 libxvid
1059 openssl
1060 x11grab
1061 zlib
1062"
1063
70b348ec
DB
1064HWACCEL_LIST="
1065 dxva2
1066 vaapi
1067 vda
1068 vdpau
1069"
d89f2fa9
DB
1070LIBRARY_LIST="
1071 avcodec
1072 avdevice
1073 avfilter
1074 avformat
1075 avresample
1076 avutil
1077 swscale
1078"
1079
055c61b8
DB
1080PROGRAM_LIST="
1081 avconv
1082 avplay
1083 avprobe
1084 avserver
055c61b8
DB
1085"
1086
4a0d6686
AJ
1087CONFIG_LIST="
1088 $COMPONENT_LIST
3fc09b00 1089 $EXTERNAL_LIBRARY_LIST
70b348ec 1090 $HWACCEL_LIST
d89f2fa9 1091 $LIBRARY_LIST
055c61b8 1092 $PROGRAM_LIST
7f3f5f46 1093 dct
c73f65d9 1094 doc
0b499c9b 1095 error_resilience
1848f7d9 1096 fft
c88f5d72 1097 gpl
d8d0d0b2 1098 gray
3abe5fbd 1099 hardcoded_tables
b781cc12 1100 lsp
2a91ada8 1101 lzo
47a158cb 1102 mdct
c88f5d72 1103 memalign_hack
c88f5d72 1104 network
3fe142e2 1105 nonfree
8a3c8627 1106 pic
68602540 1107 rdft
e90f5b5a 1108 runtime_cpudetect
8cfbbd92 1109 safe_bitstream_reader
2e35e684 1110 shared
bd2216e4 1111 small
6b35d421 1112 sram
2e35e684 1113 static
a9ddb5b1 1114 swscale_alpha
8986fddc 1115 thumb
9cad0e4e 1116 version3
7e4d9d5d 1117 xmm_clobber_test
4a0d6686 1118"
c88f5d72 1119
8eee7025 1120THREADS_LIST='
8eee7025
DB
1121 pthreads
1122 w32threads
1123'
1124
f9f6402e
AK
1125ATOMICS_LIST='
1126 atomics_gcc
f9f6402e 1127 atomics_suncc
93e65e9a 1128 atomics_win32
f9f6402e
AK
1129'
1130
3f5b56e5 1131ARCH_LIST='
5873b623 1132 aarch64
3f5b56e5 1133 alpha
a2fc0f6a 1134 arm
fdcd782d
MR
1135 avr32
1136 avr32_ap
1137 avr32_uc
3f5b56e5
MR
1138 bfin
1139 ia64
1140 m68k
1141 mips
bae3abb0 1142 mips64
3f5b56e5 1143 parisc
79cb09b2 1144 ppc
34d11b87 1145 ppc64
3f5b56e5
MR
1146 s390
1147 sh4
1148 sparc
1149 sparc64
c75848cd
DB
1150 tilegx
1151 tilepro
0844bae1 1152 tomi
3f5b56e5
MR
1153 x86
1154 x86_32
1155 x86_64
1156'
1157
81dfa21e
MR
1158ARCH_EXT_LIST_ARM='
1159 armv5te
1160 armv6
1161 armv6t2
81dfa21e 1162 neon
b3267559 1163 vfp
81dfa21e
MR
1164 vfpv3
1165'
1166
50cd43f2 1167ARCH_EXT_LIST_X86='
3bf96eec 1168 amd3dnow
a1ef9f08 1169 amd3dnowext
50cd43f2
DB
1170 avx
1171 fma4
1172 mmx
1173 mmxext
1174 sse
1175 sse2
1176 sse3
1177 sse4
1178 sse42
1179 ssse3
1180'
1181
1182ARCH_EXT_LIST="
81dfa21e 1183 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1184 $ARCH_EXT_LIST_X86
1185 altivec
799fde37 1186 ppc4xx
bd9d34a0 1187 vis
50cd43f2 1188"
3f5b56e5 1189
fd712a55
DB
1190HAVE_LIST_CMDLINE='
1191 inline_asm
1192 symver
1193 yasm
1194'
1195
a3e02a8c
MR
1196HAVE_LIST_PUB='
1197 bigendian
d268eee9 1198 fast_unaligned
a3e02a8c
MR
1199'
1200
79042ab3 1201MATH_FUNCS="
fab0a8b2
MR
1202 atanf
1203 atan2f
79042ab3 1204 cbrtf
fab0a8b2 1205 cosf
79042ab3
DB
1206 exp2
1207 exp2f
fab0a8b2 1208 expf
79042ab3
DB
1209 isinf
1210 isnan
fab0a8b2 1211 ldexpf
79042ab3
DB
1212 llrint
1213 llrintf
1214 log2
1215 log2f
fab0a8b2 1216 log10f
79042ab3
DB
1217 lrint
1218 lrintf
fab0a8b2 1219 powf
79042ab3
DB
1220 rint
1221 round
1222 roundf
fab0a8b2 1223 sinf
79042ab3
DB
1224 trunc
1225 truncf
1226"
1227
3f5b56e5
MR
1228HAVE_LIST="
1229 $ARCH_EXT_LIST
43b73d59
DB
1230 $(add_suffix _external $ARCH_EXT_LIST)
1231 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1232 $HAVE_LIST_CMDLINE
a3e02a8c 1233 $HAVE_LIST_PUB
3f5b56e5 1234 $THREADS_LIST
f9f6402e 1235 $ATOMICS_LIST
79042ab3 1236 $MATH_FUNCS
be1a839c 1237 aligned_malloc
59782b82 1238 aligned_stack
35fd8122 1239 alsa_asoundlib_h
3f5b56e5 1240 altivec_h
c9fdab0d 1241 arpa_inet_h
ec9d2c15 1242 asm_mod_q
6308729e 1243 asm_mod_y
817dff57 1244 atomic_cas_ptr
f9f6402e 1245 atomics_native
dffb41b9 1246 attribute_may_alias
e7ea5e3d 1247 attribute_packed
43e0e0c4
LB
1248 cdio_paranoia_h
1249 cdio_paranoia_paranoia_h
ecf97f22 1250 closesocket
1ac9331a 1251 cmov
15caccb9 1252 CommandLineToArgvW
180d43bc 1253 cpunop
1093383d 1254 CryptGenRandom
c88f5d72 1255 dcbzl
f8aa696f
DB
1256 dev_bktr_ioctl_bt848_h
1257 dev_bktr_ioctl_meteor_h
1258 dev_ic_bt8xx_h
f8aa696f 1259 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1260 dev_video_meteor_ioctl_meteor_h
ca6b544a 1261 direct_h
18b67ae5 1262 dlfcn_h
c88f5d72 1263 dlopen
bc574408 1264 dos_paths
fa845061 1265 dxva_h
245626d0
DB
1266 ebp_available
1267 ebx_available
c2a29455 1268 fast_64bit
669b5583 1269 fast_clz
7073e9fc 1270 fast_cmov
534a2231 1271 fcntl
9d99cc5a 1272 fork
84882df6 1273 getaddrinfo
da9e86f8 1274 gethrtime
667fb97a 1275 getopt
02e8f427 1276 GetProcessAffinityMask
fc5607f8 1277 GetProcessMemoryInfo
4e68cb8a 1278 GetProcessTimes
61183b5a 1279 GetSystemTimeAsFileTime
66be5b45 1280 getrusage
c3e73100 1281 getservbyport
61183b5a 1282 gettimeofday
a49d3025 1283 gnu_as
c7df1532 1284 gsm_h
2f0c136e 1285 ibm_asm
2e1913b1 1286 inet_aton
3b1ab197 1287 io_h
abfc8d05 1288 isatty
8772997d 1289 jack_port_get_latency_range
9f5ff83f 1290 ldbrx
0b4a1821
AS
1291 libdc1394_1
1292 libdc1394_2
d96cd429
MR
1293 local_aligned_16
1294 local_aligned_8
a5b64584 1295 localtime_r
85dd97ad 1296 loongson
f8aa696f
DB
1297 machine_ioctl_bt848_h
1298 machine_ioctl_meteor_h
65f1d45d 1299 machine_rw_barrier
c88f5d72 1300 malloc_h
73f6d31e 1301 MapViewOfFile
c88f5d72 1302 memalign
65f1d45d 1303 MemoryBarrier
6ffa87d3 1304 mkstemp
f80ddd5b 1305 mm_empty
0328b9ea 1306 mmap
e98b02de 1307 mprotect
4fa661a8 1308 msvcrt
d3d3a32c 1309 nanosleep
3e0b1c9a 1310 poll_h
1f91cdce 1311 posix_memalign
07b28702 1312 rdtsc
ea4d5f48 1313 sched_getaffinity
c88f5d72 1314 sdl
7e6a11bc 1315 SetConsoleTextAttribute
b507ebd1 1316 setmode
3e0b1c9a 1317 setrlimit
d3d3a32c 1318 Sleep
15d59d2c 1319 sndio_h
72be9e73 1320 socklen_t
deb29777 1321 soundcard_h
87958234 1322 strerror_r
6379900c 1323 strptime
47941088 1324 strtok_r
c0018613 1325 struct_addrinfo
75d339e0
MS
1326 struct_group_source_req
1327 struct_ip_mreq_source
b4d68544 1328 struct_ipv6_mreq
cdee08e3 1329 struct_pollfd
3e0b1c9a 1330 struct_rusage_ru_maxrss
b4d68544 1331 struct_sockaddr_in6
3b2372bf 1332 struct_sockaddr_sa_len
33a4dbdd 1333 struct_sockaddr_storage
a6a4793d 1334 struct_v4l2_frmivalenum_discrete
b462d132 1335 symver_asm_label
3e0b1c9a 1336 symver_gnu_asm
e460aa32 1337 sync_val_compare_and_swap
bcc73960 1338 sysconf
b9e22269 1339 sysctl
b58412f1 1340 sys_mman_h
06bb5905 1341 sys_param_h
b091aa44 1342 sys_resource_h
81644c2e 1343 sys_select_h
deb29777 1344 sys_soundcard_h
e64bceea 1345 sys_time_h
1b6e8b73 1346 sys_videoio_h
b265431e 1347 threads
542920b7 1348 unistd_h
d3d3a32c 1349 usleep
ce742de2 1350 vfp_args
7c5bfe7a 1351 VirtualAlloc
d3d3a32c 1352 windows_h
6ff3f3e7 1353 winsock2_h
cc078b5d 1354 xform_asm
6f74fb03 1355 xmm_clobbers
0cb78cef 1356"
44161118 1357
511cf612 1358# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1359CONFIG_EXTRA="
87849592 1360 aandcttables
bfe9f48a 1361 ac3dsp
aa11cb79 1362 audio_frame_queue
b93b27ed 1363 dsputil
bfe9f48a 1364 gcrypt
478fd534 1365 golomb
9cad0e4e 1366 gplv3
478fd534
DB
1367 h264chroma
1368 h264dsp
1369 h264pred
915a2a0a 1370 h264qpel
68d8238c 1371 hpeldsp
478fd534 1372 huffman
9cad0e4e 1373 lgplv3
478fd534 1374 lpc
1e164c0b 1375 mpegaudio
bfe9f48a 1376 mpegaudiodsp
18bbca1f 1377 mpegvideo
ad08dfd5 1378 mpegvideoenc
bfe9f48a 1379 nettle
f704a079 1380 rangecoder
bfe9f48a 1381 rtpdec
5ad2f0bf 1382 rtpenc_chain
bfe9f48a 1383 sinewin
8c53d39e 1384 videodsp
ab9f9876 1385 vp3dsp
b6bb00b0
MR
1386"
1387
520cc7f1 1388CMDLINE_SELECT="
3f5b56e5 1389 $ARCH_EXT_LIST
520cc7f1 1390 $CONFIG_LIST
fd712a55 1391 $HAVE_LIST_CMDLINE
8eee7025 1392 $THREADS_LIST
c8a4ae00 1393 asm
db6107b6 1394 cross_compile
520cc7f1
MR
1395 debug
1396 extra_warnings
8c6afa4d 1397 logging
65d12900 1398 lto
d2bbb2f7 1399 optimizations
520cc7f1 1400"
426be5dc
DB
1401
1402PATHS_LIST='
d156bede 1403 bindir
14a8acf1 1404 datadir
26759c44
MR
1405 incdir
1406 libdir
26759c44
MR
1407 mandir
1408 prefix
1409 shlibdir
426be5dc
DB
1410'
1411
1412CMDLINE_SET="
1413 $PATHS_LIST
121d78d0 1414 ar
426be5dc 1415 arch
313c46a6 1416 as
426be5dc
DB
1417 build_suffix
1418 cc
1419 cpu
1420 cross_prefix
50567afa 1421 dep_cc
ac63af34 1422 extra_version
9da6609f
MR
1423 host_cc
1424 host_cflags
095792f2 1425 host_ld
9da6609f
MR
1426 host_ldflags
1427 host_libs
82bb3329 1428 host_os
684b28e0 1429 ld
426be5dc 1430 logfile
4ae40685 1431 malloc_prefix
89641463 1432 nm
9cd7b854 1433 optflags
3f8040db 1434 pkg_config
154caa67 1435 random_seed
2fad0977 1436 samples
c5200f17
MR
1437 sysinclude
1438 sysroot
a7ada2ba 1439 target_exec
26759c44 1440 target_os
a7ada2ba 1441 target_path
aeeb782c 1442 toolchain
426be5dc 1443"
520cc7f1 1444
89f2932b
MR
1445CMDLINE_APPEND="
1446 extra_cflags
4cc4b33f 1447 host_cppflags
89f2932b
MR
1448"
1449
912f3148
DB
1450# code dependency declarations
1451
9eeed841 1452# architecture extensions
808fa33c 1453
a2fc0f6a
MR
1454armv5te_deps="arm"
1455armv6_deps="arm"
ab5cb084 1456armv6t2_deps="arm"
808fa33c 1457neon_deps="arm"
b3267559
MR
1458vfp_deps="arm"
1459vfpv3_deps="vfp"
808fa33c 1460
637606de
MR
1461map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1462
808fa33c
MR
1463altivec_deps="ppc"
1464ppc4xx_deps="ppc"
1465
1466vis_deps="sparc"
1467
7f8c3d1f 1468x86_64_suggest="cmov fast_cmov"
50cd43f2 1469
808fa33c
MR
1470amd3dnow_deps="mmx"
1471amd3dnowext_deps="amd3dnow"
9eeed841 1472mmx_deps="x86"
239fdf1b 1473mmxext_deps="mmx"
50cd43f2
DB
1474sse_deps="mmxext"
1475sse2_deps="sse"
1476sse3_deps="sse2"
1477ssse3_deps="sse3"
1478sse4_deps="ssse3"
1479sse42_deps="sse4"
1480avx_deps="sse42"
79687079 1481fma4_deps="avx"
9eeed841 1482
43b73d59
DB
1483mmx_external_deps="yasm"
1484mmx_inline_deps="inline_asm"
1485mmx_suggest="mmx_external mmx_inline"
1486
1487for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1488 eval dep=\$${ext}_deps
1489 eval ${ext}_external_deps='"${dep}_external"'
1490 eval ${ext}_inline_deps='"${dep}_inline"'
1491 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1492done
1493
59782b82 1494aligned_stack_if_any="ppc x86"
e939cedd 1495fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1496fast_clz_if_any="alpha avr32 mips ppc x86"
1497fast_unaligned_if_any="ppc x86"
669b5583 1498
6fec122a 1499inline_asm_deps="!tms470"
3e0b1c9a 1500need_memalign="altivec neon sse"
89e053f8 1501
b462d132
MR
1502symver_if_any="symver_asm_label symver_gnu_asm"
1503
88a35699
MS
1504log2_deps="!msvcrt"
1505
26fbcc85 1506# subsystems
dc609252 1507dct_select="rdft"
b93b27ed
RB
1508error_resilience_select="dsputil"
1509lpc_select="dsputil"
26fbcc85
MR
1510mdct_select="fft"
1511rdft_select="fft"
1e164c0b 1512mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1513mpegaudiodsp_select="dct"
b93b27ed 1514mpegvideo_select="dsputil videodsp"
ad08dfd5 1515mpegvideoenc_select="mpegvideo"
26fbcc85 1516
ed40b6bf 1517# decoders / encoders
cfc2a0cf 1518aac_decoder_select="mdct sinewin"
aa11cb79 1519aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1520aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1521ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1522ac3_encoder_select="mdct ac3dsp dsputil"
1523ac3_fixed_encoder_select="mdct ac3dsp dsputil"
f4d608e3 1524alac_encoder_select="lpc"
b93b27ed 1525als_decoder_select="dsputil"
b781cc12 1526amrnb_decoder_select="lsp"
2b2a597e 1527amrwb_decoder_select="lsp"
b93b27ed
RB
1528amv_decoder_select="dsputil"
1529ape_decoder_select="dsputil"
1530asv1_decoder_select="dsputil"
1531asv1_encoder_select="dsputil"
1532asv2_decoder_select="dsputil"
1533asv2_encoder_select="dsputil"
4538729a 1534atrac1_decoder_select="mdct sinewin"
26fbcc85 1535atrac3_decoder_select="mdct"
b93b27ed 1536bink_decoder_select="dsputil"
a33657ce
DB
1537binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1538binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1539cavs_decoder_select="dsputil golomb h264chroma videodsp"
1540cllc_decoder_select="dsputil"
9b500b8f 1541comfortnoise_encoder_select="lpc"
b93b27ed 1542cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1543cscd_decoder_select="lzo"
2eef7c62 1544cscd_decoder_suggest="zlib"
26fbcc85 1545dca_decoder_select="mdct"
b93b27ed
RB
1546dnxhd_decoder_select="dsputil"
1547dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1548dvvideo_decoder_select="dsputil"
1549dvvideo_encoder_select="dsputil"
2eef7c62 1550dxa_decoder_select="zlib"
baf91bb9 1551eac3_decoder_select="ac3_decoder"
4264a0dd 1552eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1553eamad_decoder_select="aandcttables dsputil mpegvideo"
1554eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1555eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1556ffv1_decoder_select="dsputil golomb rangecoder"
1557ffv1_encoder_select="dsputil rangecoder"
1558ffvhuff_decoder_select="dsputil"
1559ffvhuff_encoder_select="dsputil huffman"
4f034993 1560flac_decoder_select="golomb"
b93b27ed 1561flac_encoder_select="dsputil golomb lpc"
2eef7c62
AJ
1562flashsv_decoder_select="zlib"
1563flashsv_encoder_select="zlib"
c2d23309 1564flashsv2_decoder_select="zlib"
4414137e 1565flv_decoder_select="h263_decoder"
4d4b4bd1 1566flv_encoder_select="h263_encoder"
b93b27ed
RB
1567fourxm_decoder_select="dsputil"
1568fraps_decoder_select="dsputil huffman"
c292f6a2 1569h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1570h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1571h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1572h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1573h263i_decoder_select="h263_decoder"
fe629c2d 1574h263p_encoder_select="h263_encoder"
0b499c9b
RB
1575h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1576h264_decoder_suggest="error_resilience"
b93b27ed
RB
1577huffyuv_decoder_select="dsputil"
1578huffyuv_encoder_select="dsputil huffman"
1579iac_decoder_select="dsputil fft mdct sinewin"
1580imc_decoder_select="dsputil fft mdct sinewin"
1581indeo3_decoder_select="dsputil"
1582interplay_video_decoder_select="dsputil"
1583jpegls_decoder_select="dsputil golomb"
4f034993 1584jpegls_encoder_select="golomb"
b93b27ed
RB
1585jv_decoder_select="dsputil"
1586lagarith_decoder_select="dsputil"
ad08dfd5 1587ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1588loco_decoder_select="golomb"
b93b27ed
RB
1589mdec_decoder_select="dsputil error_resilience mpegvideo"
1590mimic_decoder_select="dsputil"
1591mjpeg_decoder_select="dsputil"
1592mjpegb_decoder_select="dsputil"
1593mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1594mlp_decoder_select="dsputil mlp_parser"
1595motionpixels_decoder_select="dsputil"
1e164c0b
DB
1596mp1_decoder_select="mpegaudio"
1597mp1float_decoder_select="mpegaudio"
1598mp2_decoder_select="mpegaudio"
1599mp2float_decoder_select="mpegaudio"
1600mp3_decoder_select="mpegaudio"
1601mp3adu_decoder_select="mpegaudio"
1602mp3adufloat_decoder_select="mpegaudio"
1603mp3float_decoder_select="mpegaudio"
1604mp3on4_decoder_select="mpegaudio"
1605mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1606mpc7_decoder_select="dsputil mpegaudiodsp"
1607mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1608mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1609mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1610mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1611mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1612mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1613mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1614mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1615mpeg4_encoder_select="h263_encoder"
4414137e 1616msmpeg4v1_decoder_select="h263_decoder"
4414137e 1617msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1618msmpeg4v2_encoder_select="h263_encoder"
4414137e 1619msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1620msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1621mss2_decoder_select="error_resilience vc1_decoder"
b93b27ed 1622mxpeg_decoder_select="dsputil"
4538729a 1623nellymoser_decoder_select="mdct sinewin"
aa11cb79 1624nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed
RB
1625nuv_decoder_select="dsputil lzo"
1626png_decoder_select="dsputil zlib"
1627png_encoder_select="dsputil zlib"
1628prores_decoder_select="dsputil"
1629prores_encoder_select="dsputil"
b781cc12 1630qcelp_decoder_select="lsp"
c4f5c2d6 1631qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1632ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1633ralf_decoder_select="golomb"
06b54e84 1634rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1635rv10_encoder_select="h263_encoder"
06b54e84 1636rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1637rv20_encoder_select="h263_encoder"
870add0d
DB
1638rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1639rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1640shorten_decoder_select="golomb"
b781cc12 1641sipr_decoder_select="lsp"
b93b27ed
RB
1642sp5x_decoder_select="dsputil"
1643svq1_decoder_select="dsputil"
1644svq1_encoder_select="aandcttables dsputil mpegvideoenc"
0b499c9b
RB
1645svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel mpegvideo videodsp"
1646svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1647tak_decoder_select="dsputil"
4eef77c1 1648theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1649tiff_decoder_suggest="zlib"
1650tiff_encoder_suggest="zlib"
b93b27ed 1651thp_decoder_select="dsputil"
aec09a00 1652truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1653truemotion2_decoder_select="dsputil"
1654truespeech_decoder_select="dsputil"
2eef7c62 1655tscc_decoder_select="zlib"
4538729a 1656twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1657utvideo_decoder_select="dsputil"
1658utvideo_encoder_select="dsputil huffman"
1659vble_decoder_select="dsputil"
06b54e84 1660vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1661vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1662vorbis_decoder_select="mdct"
1663vorbis_encoder_select="mdct"
3bd062bf 1664vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1665vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1666vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1667vp6a_decoder_select="vp6_decoder"
1668vp6f_decoder_select="vp6_decoder"
8c53d39e 1669vp8_decoder_select="h264pred videodsp"
4538729a
MR
1670wmapro_decoder_select="mdct sinewin"
1671wmav1_decoder_select="mdct sinewin"
1672wmav1_encoder_select="mdct sinewin"
1673wmav2_decoder_select="mdct sinewin"
1674wmav2_encoder_select="mdct sinewin"
1675wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1676wmv1_decoder_select="h263_decoder"
665507aa 1677wmv1_encoder_select="h263_encoder"
870add0d 1678wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1679wmv2_encoder_select="h263_encoder"
015f8ee0 1680wmv3_decoder_select="vc1_decoder"
45ecda85 1681wmv3image_decoder_select="wmv3_decoder"
0e714f88 1682zerocodec_decoder_select="zlib"
2eef7c62
AJ
1683zlib_decoder_select="zlib"
1684zlib_encoder_select="zlib"
1685zmbv_decoder_select="zlib"
1686zmbv_encoder_select="zlib"
30fd06be 1687
ed40b6bf 1688# hardware accelerators
215cdd35 1689dxva2_deps="dxva2api_h"
0afab17e 1690vaapi_deps="va_va_h"
ac3dbb4d 1691vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1692vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1693vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1694
82ca17ac
DB
1695h263_vaapi_hwaccel_deps="vaapi"
1696h263_vaapi_hwaccel_select="h263_decoder"
1697h263_vdpau_hwaccel_deps="vdpau"
1698h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1699h264_dxva2_hwaccel_deps="dxva2"
1700h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1701h264_vaapi_hwaccel_deps="vaapi"
1702h264_vaapi_hwaccel_select="h264_decoder"
1703h264_vda_hwaccel_deps="vda"
1704h264_vda_hwaccel_select="h264_decoder"
1705h264_vdpau_decoder_deps="vdpau"
1706h264_vdpau_decoder_select="h264_decoder"
1707h264_vdpau_hwaccel_deps="vdpau"
1708h264_vdpau_hwaccel_select="h264_decoder"
1709mpeg_vdpau_decoder_deps="vdpau"
d767e2f9 1710mpeg_vdpau_decoder_select="mpeg2video_decoder"
82ca17ac
DB
1711mpeg1_vdpau_decoder_deps="vdpau"
1712mpeg1_vdpau_decoder_select="mpeg1video_decoder"
1713mpeg1_vdpau_hwaccel_deps="vdpau"
1714mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1715mpeg2_dxva2_hwaccel_deps="dxva2"
1716mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1717mpeg2_vaapi_hwaccel_deps="vaapi"
1718mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1719mpeg2_vdpau_hwaccel_deps="vdpau"
1720mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1721mpeg4_vaapi_hwaccel_deps="vaapi"
1722mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
1723mpeg4_vdpau_decoder_deps="vdpau"
1724mpeg4_vdpau_decoder_select="mpeg4_decoder"
1725mpeg4_vdpau_hwaccel_deps="vdpau"
1726mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1727vc1_dxva2_hwaccel_deps="dxva2"
1728vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1729vc1_vaapi_hwaccel_deps="vaapi"
1730vc1_vaapi_hwaccel_select="vc1_decoder"
1731vc1_vdpau_decoder_deps="vdpau"
1732vc1_vdpau_decoder_select="vc1_decoder"
1733vc1_vdpau_hwaccel_deps="vdpau"
1734vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1735wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1736wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1737wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
77525327 1738wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1739
28b80940 1740# parsers
0b499c9b 1741h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1742mpeg4video_parser_select="error_resilience mpegvideo"
1743mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1744vc1_parser_select="mpegvideo"
28b80940 1745
912f3148 1746# external libraries
c9171a83 1747libfaac_encoder_deps="libfaac"
aa11cb79 1748libfaac_encoder_select="audio_frame_queue"
37eeb5e2 1749libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1750libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1751libgsm_decoder_deps="libgsm"
1752libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1753libgsm_ms_decoder_deps="libgsm"
1754libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1755libilbc_decoder_deps="libilbc"
1756libilbc_encoder_deps="libilbc"
1cc60c47 1757libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1758libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1759libopencore_amrnb_decoder_deps="libopencore_amrnb"
1760libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1761libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1762libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1763libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1764libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1765libopus_decoder_deps="libopus"
6cb8c854 1766libopus_encoder_deps="libopus"
aa11cb79 1767libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1768libschroedinger_decoder_deps="libschroedinger"
1769libschroedinger_encoder_deps="libschroedinger"
ae14f311 1770libspeex_decoder_deps="libspeex"
b606a017 1771libspeex_encoder_deps="libspeex"
aa11cb79 1772libspeex_encoder_select="audio_frame_queue"
150d2772 1773libtheora_encoder_deps="libtheora"
d89e738a 1774libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1775libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1776libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1777libvorbis_encoder_deps="libvorbis"
aa11cb79 1778libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1779libvpx_vp8_decoder_deps="libvpx"
1780libvpx_vp8_encoder_deps="libvpx"
1781libvpx_vp9_decoder_deps="libvpx"
1782libvpx_vp9_encoder_deps="libvpx"
1cc60c47 1783libx264_encoder_deps="libx264"
de295976 1784libxavs_encoder_deps="libxavs"
1cc60c47 1785libxvid_encoder_deps="libxvid"
30fd06be 1786
912f3148 1787# demuxers / muxers
c2dd0e9e 1788ac3_demuxer_select="ac3_parser"
647c2356 1789asf_stream_muxer_select="asf_muxer"
4e622dea 1790avisynth_demuxer_deps="avisynth"
c2dd0e9e 1791dirac_demuxer_select="dirac_parser"
5b423887 1792eac3_demuxer_select="ac3_parser"
c2dd0e9e 1793flac_demuxer_select="flac_parser"
647c2356 1794ipod_muxer_select="mov_muxer"
31f16dc1 1795ismv_muxer_select="mov_muxer"
647c2356 1796matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1797matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1798mov_demuxer_suggest="zlib"
5ad2f0bf 1799mov_muxer_select="rtpenc_chain"
c2dd0e9e 1800mp3_demuxer_select="mpegaudio_parser"
647c2356 1801mp4_muxer_select="mov_muxer"
75644335 1802mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1803mpegtsraw_demuxer_select="mpegts_demuxer"
1804mxf_d10_muxer_select="mxf_muxer"
24ca518b 1805ogg_demuxer_select="golomb"
647c2356 1806psp_muxer_select="mov_muxer"
44594cc7 1807rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1808rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1809rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1810rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1811sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1812sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1813sdp_demuxer_select="rtpdec"
e772f9fa 1814smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1815spdif_muxer_select="aac_parser"
57231e4d 1816tak_demuxer_select="tak_parser"
647c2356
DB
1817tg2_muxer_select="mov_muxer"
1818tgp_muxer_select="mov_muxer"
6bdaa5f4 1819w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1820
1821# indevs / outdevs
38e54a75 1822alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1823alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1824bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1825dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1826fbdev_indev_deps="linux_fb_h"
38e54a75 1827jack_indev_deps="jack_jack_h"
e417d80d 1828libcdio_indev_deps="libcdio"
38e54a75 1829libdc1394_indev_deps="libdc1394"
38e54a75
SS
1830oss_indev_deps_any="soundcard_h sys_soundcard_h"
1831oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1832pulse_indev_deps="libpulse"
15d59d2c
B
1833sndio_indev_deps="sndio_h"
1834sndio_outdev_deps="sndio_h"
38e54a75 1835v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1836vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1837vfwcap_indev_extralibs="-lavicap32"
24f8961f 1838x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1839
912f3148 1840# protocols
acd554c1
SP
1841ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1842ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1843ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1844ffrtmphttp_protocol_deps="!librtmp_protocol"
1845ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1846gopher_protocol_select="network"
c40e1757 1847httpproxy_protocol_select="tcp_protocol"
279a0c97 1848http_protocol_select="tcp_protocol"
183baead 1849https_protocol_select="tls_protocol"
c3b57d6e
DB
1850librtmp_protocol_deps="librtmp"
1851librtmpe_protocol_deps="librtmp"
1852librtmps_protocol_deps="librtmp"
1853librtmpt_protocol_deps="librtmp"
1854librtmpte_protocol_deps="librtmp"
c60a2d70 1855mmsh_protocol_select="http_protocol"
998c1ee1 1856mmst_protocol_select="network"
c3b57d6e 1857rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1858rtmp_protocol_select="tcp_protocol"
acd554c1 1859rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1860rtmps_protocol_deps="!librtmp_protocol"
1861rtmps_protocol_select="tls_protocol"
775c4d36 1862rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1863rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1864rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1865rtp_protocol_select="udp_protocol"
998c1ee1
DB
1866sctp_protocol_deps="struct_sctp_event_subscribe"
1867sctp_protocol_select="network"
0eecafc9 1868srtp_protocol_select="rtp_protocol"
998c1ee1 1869tcp_protocol_select="network"
558d192d
MS
1870tls_protocol_deps_any="openssl gnutls"
1871tls_protocol_select="tcp_protocol"
998c1ee1 1872udp_protocol_select="network"
c08fb000 1873
6ebf0bfc 1874# filters
13fabd7a 1875blackframe_filter_deps="gpl"
ce6b6ef6 1876boxblur_filter_deps="gpl"
68b79bfc 1877cropdetect_filter_deps="gpl"
b157be1f 1878delogo_filter_deps="gpl"
a5b64584 1879drawtext_filter_deps="libfreetype"
2e5ff4d0 1880frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1881frei0r_filter_extralibs='$ldl'
a42bb9d6 1882frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1883frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1884hqdn3d_filter_deps="gpl"
3fce1367 1885interlace_filter_deps="gpl"
d371e7b9 1886resample_filter_deps="avresample"
cf69ad35 1887ocv_filter_deps="libopencv"
2f296e39 1888scale_filter_deps="swscale"
acbac567 1889yadif_filter_deps="gpl"
6ebf0bfc 1890
5a0f7131 1891# libraries
d89f2fa9
DB
1892avcodec_deps="avutil"
1893avdevice_deps="avutil avcodec avformat"
1894avfilter_deps="avutil"
1895avformat_deps="avutil avcodec"
1896avresample_deps="avutil"
1897swscale_deps="avutil"
f7679c54 1898
912f3148 1899# programs
54fd593a 1900avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1901avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1902 fps_filter null_filter resample_filter scale_filter
1903 setpts_filter"
d173ede1 1904avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1905avplay_select="rdft"
9e12f0bf 1906avprobe_deps="avcodec avformat"
b263bf66 1907avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1908avserver_extralibs='$ldl'
a2830dca 1909
c73f65d9 1910doc_deps="texi2html"
912f3148 1911
de6d9b64 1912# default parameters
8a608357 1913
19bd477d 1914logfile="config.log"
8a608357
MR
1915
1916# installation paths
c9d19248
MR
1917prefix_default="/usr/local"
1918bindir_default='${prefix}/bin'
6291d7e4 1919datadir_default='${prefix}/share/avconv'
c9d19248
MR
1920incdir_default='${prefix}/include'
1921libdir_default='${prefix}/lib'
1922mandir_default='${prefix}/share/man'
1923shlibdir_default="$libdir_default"
8a608357
MR
1924
1925# toolchain
121d78d0 1926ar_default="ar"
13c7df3d 1927cc_default="gcc"
9da6609f 1928host_cc_default="gcc"
4ebc6a74 1929cp_f="cp -f"
b58b00ae 1930ln_s="ln -s -f"
2a8a860a 1931nm_default="nm -g"
11e6d03a 1932objformat="elf"
3f8040db 1933pkg_config_default=pkg-config
be7109c1 1934ranlib="ranlib"
11e6d03a 1935yasmexe="yasm"
8a608357 1936
3e0b1c9a 1937nogas=":"
8182dc34 1938
8a608357 1939# machine
8d4c00ed 1940arch_default=$(uname -m)
38d0a8aa 1941cpu="generic"
8a608357 1942
8a608357 1943# OS
8d4c00ed
MR
1944target_os_default=$(tolower $(uname -s))
1945host_os=$target_os_default
8a608357 1946
8a608357 1947# configurable options
d89f2fa9 1948enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1949
3e0b1c9a
DB
1950enable asm
1951enable debug
1952enable doc
8400d6b8 1953enable optimizations
8cfbbd92 1954enable safe_bitstream_reader
530dc538 1955enable static
a9ddb5b1 1956enable swscale_alpha
8a608357 1957
2e2ec667
DB
1958# By default, enable only those hwaccels that have no external dependencies.
1959enable dxva2 vdpau
1960
8a608357 1961# build settings
9987769a 1962SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1963AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1964LIBPREF="lib"
1965LIBSUF=".a"
c5f14466
RP
1966FULLNAME='$(NAME)$(BUILDSUF)'
1967LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1968SLIBPREF="lib"
1969SLIBSUF=".so"
c5f14466 1970SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1971SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1972SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1973LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1974SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1975SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1976
68485d1f
MR
1977asflags_filter=echo
1978cflags_filter=echo
64933b6c
MR
1979ldflags_filter=echo
1980
23565c26 1981AS_C='-c'
bc877faf 1982AS_O='-o $@'
23565c26 1983CC_C='-c'
18031c49 1984CC_E='-E -o $@'
7e6c86e6 1985CC_O='-o $@'
a758c5e2 1986LD_O='-o $@'
8db73c61
MR
1987LD_LIB='-l%'
1988LD_PATH='-L'
23565c26 1989HOSTCC_C='-c'
a758c5e2 1990HOSTCC_O='-o $@'
095792f2 1991HOSTLD_O='-o $@'
7e6c86e6 1992
4cc4b33f
DB
1993host_cflags='-O3 -g'
1994host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 1995host_libs='-lm'
6c3fa06a
MR
1996host_cflags_filter=echo
1997host_ldflags_filter=echo
9da6609f 1998
9b861379 1999target_path='$(CURDIR)'
a7ada2ba 2000
a158446b
MR
2001# since the object filename is not given with the -MM flag, the compiler
2002# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2003DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2004DEPFLAGS='-MM'
315c741d 2005
c597172e 2006# find source path
24524f36 2007if test -f configure; then
f038cf3c 2008 source_path=.
c597172e 2009else
8477f2de 2010 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2011 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2012 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2013 test -e "$source_path/config.h" &&
2014 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2015fi
2016
13cbe2c0 2017for v in "$@"; do
b04251c5
MR
2018 r=${v#*=}
2019 l=${v%"$r"}
2020 r=$(sh_quote "$r")
29ba0911 2021 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2022done
c597172e 2023
73ef8980
MR
2024find_things(){
2025 thing=$1
2026 pattern=$2
2027 file=$source_path/$3
932ccf39 2028 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2029}
2030
2031ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2032DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2033HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2034PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2035BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2036MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2037DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2038OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2039INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2040PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2041FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2042
54e75be4
DB
2043ALL_COMPONENTS="
2044 $BSF_LIST
2045 $DECODER_LIST
2046 $DEMUXER_LIST
2047 $ENCODER_LIST
2048 $FILTER_LIST
2049 $HWACCEL_LIST
2050 $INDEV_LIST
2051 $MUXER_LIST
2052 $OUTDEV_LIST
2053 $PARSER_LIST
2054 $PROTOCOL_LIST
2055"
2056
8469ae22
MR
2057for n in $COMPONENT_LIST; do
2058 v=$(toupper ${n%s})_LIST
2059 eval enable \$$v
2060 eval ${n}_if_any="\$$v"
2061done
2062
206a070d 2063enable $ARCH_EXT_LIST
c597172e
MR
2064
2065die_unknown(){
2066 echo "Unknown option \"$1\"."
2067 echo "See $0 --help for available options."
2068 exit 1
2069}
2070
7432e872
DB
2071print_3_columns() {
2072 cat | tr ' ' '\n' | sort | pr -r -3 -t
2073}
2074
794f8e97 2075show_list() {
bf0c4afa
RP
2076 suffix=_$1
2077 shift
7432e872 2078 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2079 exit 0
2080}
2081
154caa67
MR
2082rand_list(){
2083 IFS=', '
2084 set -- $*
2085 unset IFS
2086 for thing; do
2087 comp=${thing%:*}
2088 prob=${thing#$comp}
2089 prob=${prob#:}
2090 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2091 echo "prob ${prob:-0.5}"
2092 printf '%s\n' $comp
2093 done
2094}
2095
2096do_random(){
2097 action=$1
2098 shift
2099 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2100 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2101}
2102
c597172e 2103for opt do
7483e694
DB
2104 optval="${opt#*=}"
2105 case "$opt" in
ea061af1
DB
2106 --extra-ldflags=*)
2107 add_ldflags $optval
7e9e7cc2 2108 ;;
ea061af1
DB
2109 --extra-libs=*)
2110 add_extralibs $optval
7e9e7cc2 2111 ;;
ea061af1
DB
2112 --disable-devices)
2113 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2114 ;;
ea061af1
DB
2115 --enable-debug=*)
2116 debuglevel="$optval"
7e9e7cc2
MR
2117 ;;
2118 --disable-programs)
2119 disable $PROGRAM_LIST
2120 ;;
2121 --disable-everything)
2122 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2123 ;;
844c6852
DB
2124 --disable-all)
2125 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2126 disable $LIBRARY_LIST $PROGRAM_LIST doc
2127 ;;
7e9e7cc2
MR
2128 --enable-random|--disable-random)
2129 action=${opt%%-random}
2130 do_random ${action#--} $COMPONENT_LIST
2131 ;;
2132 --enable-random=*|--disable-random=*)
2133 action=${opt%%-random=*}
2134 do_random ${action#--} $optval
2135 ;;
2136 --enable-*=*|--disable-*=*)
2137 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2138 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2139 eval list=\$$(toupper $thing)_LIST
2140 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2141 $action $(filter "$name" $list)
2142 ;;
2143 --enable-?*|--disable-?*)
2144 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2145 if is_in $option $COMPONENT_LIST; then
2146 test $action = disable && action=unset
2147 eval $action \$$(toupper ${option%s})_LIST
2148 elif is_in $option $CMDLINE_SELECT; then
2149 $action $option
2150 else
2151 die_unknown $opt
2152 fi
2153 ;;
2154 --list-*)
2155 NAME="${opt#--list-}"
2156 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2157 NAME=${NAME%s}
2158 eval show_list $NAME \$$(toupper $NAME)_LIST
2159 ;;
2160 --help|-h) show_help
2161 ;;
2162 *)
2163 optname="${opt%%=*}"
2164 optname="${optname#--}"
2165 optname=$(echo "$optname" | sed 's/-/_/g')
2166 if is_in $optname $CMDLINE_SET; then
2167 eval $optname='$optval'
2168 elif is_in $optname $CMDLINE_APPEND; then
2169 append $optname "$optval"
2170 else
2171 die_unknown $opt
2172 fi
2173 ;;
7483e694 2174 esac
c597172e
MR
2175done
2176
bcea99bb
MR
2177disabled logging && logfile=/dev/null
2178
29ba0911 2179echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2180set >> $logfile
2181
9da6609f
MR
2182test -n "$cross_prefix" && enable cross_compile
2183
8d4c00ed
MR
2184if enabled cross_compile; then
2185 test -n "$arch" && test -n "$target_os" ||
2186 die "Must specify target arch and OS when cross-compiling"
2187fi
2188
121d78d0 2189ar_default="${cross_prefix}${ar_default}"
11e6d03a 2190cc_default="${cross_prefix}${cc_default}"
20e0ed95 2191nm_default="${cross_prefix}${nm_default}"
3f8040db 2192pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2193ranlib="${cross_prefix}${ranlib}"
adb2b908 2194
c5200f17
MR
2195sysinclude_default="${sysroot}/usr/include"
2196
aeeb782c 2197case "$toolchain" in
0fbb62a8
LB
2198 clang-asan)
2199 cc_default="clang"
19f251a2
LB
2200 add_cflags -fsanitize=address
2201 add_ldflags -fsanitize=address
0fbb62a8
LB
2202 ;;
2203 clang-tsan)
2204 cc_default="clang"
19f251a2
LB
2205 add_cflags -fsanitize=thread -pie
2206 add_ldflags -fsanitize=thread -pie
0fbb62a8 2207 ;;
aeeb782c
MR
2208 msvc)
2209 cc_default="c99wrap cl"
2210 ld_default="c99wrap link"
2211 nm_default="dumpbin -symbols"
ac3a9b51 2212 ar_default="lib"
53e8cd68 2213 target_os_default="win32"
aeeb782c 2214 ;;
a862c7d3
RT
2215 gcov)
2216 add_cflags -fprofile-arcs -ftest-coverage
2217 add_ldflags -fprofile-arcs -ftest-coverage
2218 ;;
aeeb782c
MR
2219 ?*)
2220 die "Unknown toolchain $toolchain"
2221 ;;
2222esac
2223
53e8cd68 2224set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2225enabled cross_compile || host_cc_default=$cc
2226set_default host_cc
13c7df3d 2227
762f95e4
MR
2228if ! $pkg_config --version >/dev/null 2>&1; then
2229 warn "$pkg_config not found, library detection may fail."
2230 pkg_config=false
2231fi
2232
82bb3329
MR
2233exesuf() {
2234 case $1 in
53e8cd68 2235 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2236 esac
2237}
2238
2239EXESUF=$(exesuf $target_os)
2240HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2241
e4e69e0b 2242# set temporary file name
a49d42c2 2243: ${TMPDIR:=$TEMPDIR}
c51fafa1 2244: ${TMPDIR:=$TMP}
a49d42c2 2245: ${TMPDIR:=/tmp}
e4e69e0b 2246
a210bce2 2247if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2248 # simple replacement for missing mktemp
2249 # NOT SAFE FOR GENERAL USE
2250 mktemp(){
09a5c245 2251 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2252 }
2253fi
2254
2255tmpfile(){
2256 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2257 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2258 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2259 append TMPFILES $tmp
2260 eval $1=$tmp
2261}
2262
2263trap 'rm -f -- $TMPFILES' EXIT
54460a83 2264
55127e7b 2265tmpfile TMPASM .asm
3e0b1c9a
DB
2266tmpfile TMPC .c
2267tmpfile TMPE $EXESUF
2268tmpfile TMPH .h
2269tmpfile TMPO .o
2270tmpfile TMPS .S
2271tmpfile TMPSH .sh
2272tmpfile TMPV .ver
54460a83
MR
2273
2274unset -f mktemp
e4e69e0b 2275
fb3c4ffc
MR
2276chmod +x $TMPE
2277
993f2d0f
MR
2278# make sure we can execute files in $TMPDIR
2279cat > $TMPSH 2>> $logfile <<EOF
2280#! /bin/sh
2281EOF
2282chmod +x $TMPSH >> $logfile 2>&1
2283if ! $TMPSH >> $logfile 2>&1; then
2284 cat <<EOF
2285Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2286variable to another directory and make sure that it is not mounted noexec.
2287EOF
2288 die "Sanity test failed."
2289fi
993f2d0f 2290
457cc333
MR
2291ccc_flags(){
2292 for flag; do
2293 case $flag in
2294 -std=c99) echo -c99 ;;
2295 -mcpu=*) echo -arch ${flag#*=} ;;
2296 -mieee) echo -ieee ;;
2297 -O*|-fast) echo $flag ;;
2298 -fno-math-errno) echo -assume nomath_errno ;;
2299 -g) echo -g3 ;;
2300 -Wall) echo -msg_enable level2 ;;
2301 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2302 -Wl,*) echo $flag ;;
2303 -f*|-W*) ;;
2304 *) echo $flag ;;
2305 esac
2306 done
2307}
2308
dfa559bc
RB
2309msvc_flags(){
2310 for flag; do
2311 case $flag in
2312 -fomit-frame-pointer) echo -Oy ;;
2313 -g) echo -Z7 ;;
2314 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2315 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2316 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2317 -wd4996 -wd4273 ;;
dfa559bc
RB
2318 -std=c99) ;;
2319 -fno-math-errno) ;;
2320 -fno-common) ;;
2321 -fno-signed-zeros) ;;
50640977 2322 -fPIC) ;;
dfa559bc 2323 -lz) echo zlib.lib ;;
bd680c7b
DB
2324 -lavifil32) echo vfw32.lib ;;
2325 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2326 -l*) echo ${flag#-l}.lib ;;
2327 *) echo $flag ;;
2328 esac
2329 done
2330}
2331
d0c6d424
MR
2332pgi_flags(){
2333 for flag; do
2334 case $flag in
643933f5 2335 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2336 -fomit-frame-pointer) echo -Mnoframe ;;
2337 -g) echo -gopt ;;
2338 *) echo $flag ;;
2339 esac
2340 done
2341}
2342
2343suncc_flags(){
2344 for flag; do
2345 case $flag in
2346 -march=*|-mcpu=*)
2347 case "${flag#*=}" in
2348 native) echo -xtarget=native ;;
2349 v9|niagara) echo -xarch=sparc ;;
2350 ultrasparc) echo -xarch=sparcvis ;;
2351 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2352 i586|pentium) echo -xchip=pentium ;;
2353 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2354 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2355 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2356 pentium4*) echo -xtarget=pentium4 ;;
2357 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2358 *-sse3) echo -xarch=sse3 ;;
2359 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2360 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2361 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2362 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2363 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2364 k8|opteron|athlon64|athlon-fx)
2365 echo -xarch=sse2a ;;
2366 athlon*) echo -xarch=pentium_proa ;;
2367 esac
2368 ;;
2369 -std=c99) echo -xc99 ;;
2370 -fomit-frame-pointer) echo -xregs=frameptr ;;
2371 -fPIC) echo -KPIC -xcode=pic32 ;;
2372 -W*,*) echo $flag ;;
5e753ed5
SM
2373 -f*-*|-W*|-mimpure-text) ;;
2374 -shared) echo -G ;;
d0c6d424
MR
2375 *) echo $flag ;;
2376 esac
2377 done
2378}
2379
2380tms470_flags(){
2381 for flag; do
2382 case $flag in
2383 -march=*|-mcpu=*)
2384 case "${flag#*=}" in
2385 armv7-a|cortex-a*) echo -mv=7a8 ;;
2386 armv7-r|cortex-r*) echo -mv=7r4 ;;
2387 armv7-m|cortex-m*) echo -mv=7m3 ;;
2388 armv6*|arm11*) echo -mv=6 ;;
2389 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2390 echo -mv=5e ;;
2391 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2392 esac
2393 ;;
2394 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2395 -mfpu=vfp) echo --float_support=vfpv2 ;;
2396 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2397 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2398 -msoft-float) echo --float_support=vfplib ;;
2399 -O[0-3]|-mf=*) echo $flag ;;
2400 -g) echo -g -mn ;;
2401 -pds=*) echo $flag ;;
ad93dccb
MR
2402 -D*|-I*) echo $flag ;;
2403 --gcc|--abi=*) echo $flag ;;
2404 -me) echo $flag ;;
d0c6d424
MR
2405 esac
2406 done
2407}
2408
a758c5e2
MR
2409probe_cc(){
2410 pfx=$1
2411 _cc=$2
2412
8db73c61
MR
2413 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2414 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2415 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2416 _flags_filter=echo
2417
2418 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2419 _type=llvm_gcc
2420 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2421 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2422 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2423 _cflags_speed='-O3'
2424 _cflags_size='-Os'
2425 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2426 _type=gcc
2427 gcc_version=$($_cc --version | head -n1)
2428 gcc_basever=$($_cc -dumpversion)
2429 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2430 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2431 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2432 if ! $_cc -dumpversion | grep -q '^2\.'; then
2433 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2434 fi
2435 _cflags_speed='-O3'
2436 _cflags_size='-Os'
b2d688ea 2437 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2438 _type=icc
2439 _ident=$($_cc --version | head -n1)
2440 _depflags='-MMD'
2441 _cflags_speed='-O3'
2442 _cflags_size='-Os'
2443 _cflags_noopt='-O1'
2444 elif $_cc -v 2>&1 | grep -q xlc; then
2445 _type=xlc
2446 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2447 _cflags_speed='-O5'
2448 _cflags_size='-O5 -qcompact'
2449 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2450 _type=ccc
2451 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2452 _DEPFLAGS='-M'
a758c5e2
MR
2453 _cflags_speed='-fast'
2454 _cflags_size='-O1'
457cc333 2455 _flags_filter=ccc_flags
a758c5e2
MR
2456 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2457 test -d "$sysroot" || die "No valid sysroot specified."
2458 _type=armcc
2459 _ident=$($_cc --vsn | head -n1)
2460 armcc_conf="$PWD/armcc.conf"
2461 $_cc --arm_linux_configure \
2462 --arm_linux_config_file="$armcc_conf" \
2463 --configure_sysroot="$sysroot" \
2464 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2465 die "Error creating armcc configuration file."
2466 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2467 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2468 as_default="${cross_prefix}gcc"
2469 _depflags='-MMD'
2470 _cflags_speed='-O3'
2471 _cflags_size='-Os'
0122118e 2472 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2473 _type=tms470
2474 _ident=$($_cc -version | head -n1 | tr -s ' ')
2475 _flags='--gcc --abi=eabi -me'
18031c49 2476 _cc_e='-ppl -fe=$@'
a758c5e2 2477 _cc_o='-fe=$@'
a758c5e2
MR
2478 _depflags='-ppa -ppd=$(@:.o=.d)'
2479 _cflags_speed='-O3 -mf=5'
2480 _cflags_size='-O3 -mf=2'
2481 _flags_filter=tms470_flags
2482 elif $_cc -v 2>&1 | grep -q clang; then
2483 _type=clang
2484 _ident=$($_cc --version | head -n1)
2485 _depflags='-MMD'
2486 _cflags_speed='-O3'
2487 _cflags_size='-Os'
2488 elif $_cc -V 2>&1 | grep -q Sun; then
2489 _type=suncc
2490 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2491 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2492 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2493 _ldflags='-std=c99'
2494 _cflags_speed='-O5'
2495 _cflags_size='-O5 -xspace'
2496 _flags_filter=suncc_flags
2497 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2498 _type=pathscale
2499 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2500 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2501 _cflags_speed='-O2'
2502 _cflags_size='-Os'
2503 _flags_filter='filter_out -Wdisabled-optimization'
2504 elif $_cc -v 2>&1 | grep -q Open64; then
2505 _type=open64
2506 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2507 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2508 _cflags_speed='-O2'
2509 _cflags_size='-Os'
2510 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2511 elif $_cc -V 2>&1 | grep -q Portland; then
2512 _type=pgi
2513 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2514 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2515 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2516 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2517 _cflags_noopt="-O1"
2518 _flags_filter=pgi_flags
dfa559bc
RB
2519 elif $_cc 2>&1 | grep -q Microsoft; then
2520 _type=msvc
2521 _ident=$($cc 2>&1 | head -n1)
2522 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2523 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2524 _cflags_speed="-O2"
2525 _cflags_size="-O1"
2526 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2527 if $_cc 2>&1 | grep -q Linker; then
2528 _ld_o='-out $@'
2529 else
2530 _ld_o='-Fe$@'
2531 fi
2532 _cc_o='-Fo $@'
a224b2cb 2533 _cc_e='-P -Fi $@'
dfa559bc
RB
2534 _flags_filter=msvc_flags
2535 _ld_lib='lib%.a'
2536 _ld_path='-libpath:'
2537 _flags='-nologo'
2538 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2539 if [ $pfx = hostcc ]; then
6a0200f2 2540 append _cflags -Dsnprintf=_snprintf
dfa559bc 2541 fi
aef6bd1b 2542 fi
a758c5e2
MR
2543
2544 eval ${pfx}_type=\$_type
2545 eval ${pfx}_ident=\$_ident
2546}
2547
2548set_ccvars(){
23565c26 2549 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2550 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2551 eval ${1}_O=\${_cc_o-\${${1}_O}}
2552
2553 if [ -n "$_depflags" ]; then
2554 eval ${1}_DEPFLAGS=\$_depflags
2555 else
2556 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2557 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2558 eval DEP${1}FLAGS=\$_flags
2559 fi
2560}
2561
2562probe_cc cc "$cc"
2563cflags_filter=$_flags_filter
2564cflags_speed=$_cflags_speed
2565cflags_size=$_cflags_size
2566cflags_noopt=$_cflags_noopt
2567add_cflags $_flags $_cflags
2568cc_ldflags=$_ldflags
2569set_ccvars CC
2570
2571probe_cc hostcc "$host_cc"
2572host_cflags_filter=$_flags_filter
a758c5e2 2573add_host_cflags $_flags $_cflags
a758c5e2 2574set_ccvars HOSTCC
629687f6 2575
851ffa80
MR
2576test -n "$cc_type" && enable $cc_type ||
2577 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2578
75bafbac 2579: ${as_default:=$cc}
50567afa 2580: ${dep_cc_default:=$cc}
684b28e0 2581: ${ld_default:=$cc}
095792f2
MR
2582: ${host_ld_default:=$host_cc}
2583set_default ar as dep_cc ld host_ld
75800dce 2584
a758c5e2
MR
2585probe_cc as "$as"
2586asflags_filter=$_flags_filter
2587add_asflags $_flags $_cflags
2588set_ccvars AS
2589
2590probe_cc ld "$ld"
2591ldflags_filter=$_flags_filter
2592add_ldflags $_flags $_ldflags
2593test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2594LD_O=${_ld_o-$LD_O}
8db73c61
MR
2595LD_LIB=${_ld_lib-$LD_LIB}
2596LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2597
095792f2
MR
2598probe_cc hostld "$host_ld"
2599host_ldflags_filter=$_flags_filter
2600add_host_ldflags $_flags $_ldflags
2601HOSTLD_O=${_ld_o-$HOSTLD_O}
2602
a758c5e2
MR
2603if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2604 probe_cc depcc "$dep_cc"
2605 CCDEP=${_DEPCMD:-$DEPCMD}
2606 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2607 DEPCCFLAGS=$_flags
2608fi
07dec06e 2609
3dbc777c
MR
2610if $ar 2>&1 | grep -q Microsoft; then
2611 arflags="-nologo"
2612 ar_o='-out:$@'
2613elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2614 arflags="rq"
2615 ar_o='$@'
2616else
2617 arflags="rc"
2618 ar_o='$@'
2619fi
2620
7f32f40c 2621add_cflags $extra_cflags
2f2e6c7c 2622add_asflags $extra_cflags
7f32f40c 2623
154d432c
MR
2624if test -n "$sysroot"; then
2625 case "$cc_type" in
00ba041c 2626 gcc|llvm_gcc|clang)
467256f2 2627 add_cppflags --sysroot="$sysroot"
154d432c
MR
2628 add_ldflags --sysroot="$sysroot"
2629 ;;
6fec122a
MR
2630 tms470)
2631 add_cppflags -I"$sysinclude"
2632 add_ldflags --sysroot="$sysroot"
2633 ;;
154d432c
MR
2634 esac
2635fi
2636
d22c13a8
MR
2637if test "$cpu" = host; then
2638 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2639
2640 case "$cc_type" in
613a4e3f 2641 gcc|llvm_gcc)
d22c13a8
MR
2642 check_native(){
2643 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2644 sed -n "/cc1.*$1=/{
27ce1be8
MR
2645 s/.*$1=\\([^ ]*\\).*/\\1/
2646 p
2647 q
2648 }" $TMPE
d22c13a8
MR
2649 }
2650 cpu=$(check_native -march || check_native -mcpu)
2651 ;;
2652 esac
2653
2654 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2655fi
2656
e939cedd
MR
2657# Deal with common $arch aliases
2658case "$arch" in
5873b623
MR
2659 aarch64|arm64)
2660 arch="aarch64"
2661 ;;
e939cedd
MR
2662 arm*)
2663 arch="arm"
2664 ;;
2acda282 2665 mips*|IP*)
e939cedd
MR
2666 arch="mips"
2667 ;;
a6e9d649 2668 parisc*|hppa*)
e939cedd
MR
2669 arch="parisc"
2670 ;;
56203596 2671 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2672 arch="ppc"
2673 ;;
e939cedd
MR
2674 s390|s390x)
2675 arch="s390"
2676 ;;
2677 sh4|sh)
2678 arch="sh4"
2679 ;;
4cd217c0 2680 sun4u|sparc*)
e939cedd 2681 arch="sparc"
e939cedd 2682 ;;
c75848cd
DB
2683 tilegx|tile-gx)
2684 arch="tilegx"
2685 ;;
d33ed7b3 2686 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2687 arch="x86"
2688 ;;
2689esac
2690
851ffa80 2691is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2692enable $arch
e939cedd 2693
df5cdc24 2694# Add processor-specific flags
9ebd45c2 2695if enabled aarch64; then
33db40f8
MR
2696
2697 case $cpu in
2698 armv*)
2699 cpuflags="-march=$cpu"
2700 ;;
2701 *)
2702 cpuflags="-mcpu=$cpu"
2703 ;;
2704 esac
2705
2706elif enabled alpha; then
2707
2708 cpuflags="-mcpu=$cpu"
2709
2710elif enabled arm; then
2711
1234c66a
MR
2712 check_arm_arch() {
2713 check_cpp_condition stddef.h \
2714 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2715 $cpuflags
2716 }
2717
2718 probe_arm_arch() {
2719 if check_arm_arch 4; then echo armv4;
2720 elif check_arm_arch 4T; then echo armv4t;
2721 elif check_arm_arch 5; then echo armv5;
2722 elif check_arm_arch 5E; then echo armv5e;
2723 elif check_arm_arch 5T; then echo armv5t;
2724 elif check_arm_arch 5TE; then echo armv5te;
2725 elif check_arm_arch 5TEJ; then echo armv5te;
2726 elif check_arm_arch 6; then echo armv6;
2727 elif check_arm_arch 6J; then echo armv6j;
2728 elif check_arm_arch 6K; then echo armv6k;
2729 elif check_arm_arch 6Z; then echo armv6z;
2730 elif check_arm_arch 6ZK; then echo armv6zk;
2731 elif check_arm_arch 6T2; then echo armv6t2;
2732 elif check_arm_arch 7; then echo armv7;
2733 elif check_arm_arch 7A 7_A; then echo armv7-a;
2734 elif check_arm_arch 7R 7_R; then echo armv7-r;
2735 elif check_arm_arch 7M 7_M; then echo armv7-m;
2736 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2737 elif check_arm_arch 8A 8_A; then echo armv8-a;
2738 fi
2739 }
2740
2741 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2742
33db40f8
MR
2743 case $cpu in
2744 armv*)
2745 cpuflags="-march=$cpu"
2746 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2747 ;;
2748 *)
2749 cpuflags="-mcpu=$cpu"
2750 case $cpu in
2751 cortex-a*) subarch=armv7a ;;
2752 cortex-r*) subarch=armv7r ;;
2753 cortex-m*) enable thumb; subarch=armv7m ;;
2754 arm11*) subarch=armv6 ;;
2755 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2756 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2757 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2758 esac
2759 ;;
2760 esac
2761
f0fe245b
MR
2762 case "$subarch" in
2763 armv5t*) enable fast_clz ;;
2764 armv[6-8]*) enable fast_clz fast_unaligned ;;
2765 esac
2766
33db40f8
MR
2767elif enabled avr32; then
2768
2769 case $cpu in
2770 ap7[02]0[0-2])
2771 subarch="avr32_ap"
2772 cpuflags="-mpart=$cpu"
2773 ;;
2774 ap)
2775 subarch="avr32_ap"
2776 cpuflags="-march=$cpu"
2777 ;;
2778 uc3[ab]*)
2779 subarch="avr32_uc"
2780 cpuflags="-mcpu=$cpu"
2781 ;;
2782 uc)
2783 subarch="avr32_uc"
2784 cpuflags="-march=$cpu"
2785 ;;
2786 esac
2787
2788elif enabled bfin; then
2789
2790 cpuflags="-mcpu=$cpu"
2791
2792elif enabled mips; then
2793
2794 cpuflags="-march=$cpu"
2795
5d54c126 2796elif enabled ppc; then
343aef9b 2797
56348891
MR
2798 case $(tolower $cpu) in
2799 601|ppc601|powerpc601)
9dbd5c3d 2800 cpuflags="-mcpu=601"
64ad53ff 2801 disable altivec
9dbd5c3d 2802 ;;
56348891 2803 603*|ppc603*|powerpc603*)
9dbd5c3d 2804 cpuflags="-mcpu=603"
64ad53ff 2805 disable altivec
9dbd5c3d 2806 ;;
56348891 2807 604*|ppc604*|powerpc604*)
9dbd5c3d 2808 cpuflags="-mcpu=604"
64ad53ff 2809 disable altivec
9dbd5c3d 2810 ;;
56348891 2811 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2812 cpuflags="-mcpu=750"
64ad53ff 2813 disable altivec
9dbd5c3d 2814 ;;
56348891 2815 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2816 cpuflags="-mcpu=7450"
9dbd5c3d 2817 ;;
56348891 2818 74*|ppc74*|powerpc74*)
7f1fcaf0 2819 cpuflags="-mcpu=7400"
9dbd5c3d 2820 ;;
313f9fbf 2821 g5|970|ppc970|powerpc970)
7f1fcaf0 2822 cpuflags="-mcpu=970"
9dbd5c3d 2823 ;;
313f9fbf 2824 power[3-7]*)
7f1fcaf0 2825 cpuflags="-mcpu=$cpu"
313f9fbf 2826 ;;
56348891 2827 cell)
9dbd5c3d
MR
2828 cpuflags="-mcpu=cell"
2829 enable ldbrx
2830 ;;
4ab26cb4
DB
2831 e500mc)
2832 cpuflags="-mcpu=e500mc"
2833 disable altivec
2834 ;;
7b0b81a1
AL
2835 e500v2)
2836 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2837 disable altivec
2838 ;;
2839 e500)
2840 cpuflags="-mcpu=8540 -mhard-float"
2841 disable altivec
2842 ;;
9dbd5c3d 2843 esac
343aef9b 2844
33db40f8
MR
2845elif enabled sparc; then
2846
2847 case $cpu in
2848 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2849 cpuflags="-mcpu=$cpu"
2850 disable vis
2851 ;;
2852 ultrasparc*|niagara[234])
2853 cpuflags="-mcpu=$cpu"
2854 ;;
2855 esac
2856
343aef9b
MR
2857elif enabled x86; then
2858
9dbd5c3d
MR
2859 case $cpu in
2860 i[345]86|pentium)
2861 cpuflags="-march=$cpu"
2862 disable mmx
2863 ;;
2864 # targets that do NOT support conditional mov (cmov)
2865 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2866 cpuflags="-march=$cpu"
2867 disable cmov
2868 ;;
2869 # targets that do support conditional mov (cmov)
f2ce813e 2870 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2871 cpuflags="-march=$cpu"
2872 enable cmov
2873 enable fast_cmov
2874 ;;
2875 # targets that do support conditional mov but on which it's slow
2876 pentium4|pentium4m|prescott|nocona)
2877 cpuflags="-march=$cpu"
2878 enable cmov
2879 disable fast_cmov
2880 ;;
2881 esac
343aef9b 2882
343aef9b
MR
2883fi
2884
9ebd45c2
MR
2885if [ "$cpu" != generic ]; then
2886 add_cflags $cpuflags
2887 add_asflags $cpuflags
2888fi
df5cdc24 2889
993f2d0f
MR
2890# compiler sanity check
2891check_exec <<EOF
2892int main(void){ return 0; }
2893EOF
2894if test "$?" != 0; then
2895 echo "$cc is unable to create an executable file."
2896 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2897 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2898 echo "Only do this if you know what cross compiling means."
2899 fi
2900 die "C compiler test failed."
2901fi
2902
046f081b 2903add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2904check_cflags -std=c99
50a334e4 2905check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2906#include <stdlib.h>
2907EOF
50a334e4 2908check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2909#include <stdlib.h>
2910EOF
e9b9a2f8 2911
f0125de9 2912check_host_cflags -std=c99
0a6db2a2 2913check_host_cflags -Wall
f0125de9 2914
d4c99513
MR
2915check_64bit(){
2916 arch32=$1
2917 arch64=$2
2918 expr=$3
2919 check_code cc "" "int test[2*($expr) - 1]" &&
2920 subarch=$arch64 || subarch=$arch32
2921}
2922
b24dbcbd 2923case "$arch" in
d11cb13b 2924 aarch64|alpha|ia64)
2acda282
MR
2925 spic=$shared
2926 ;;
2927 mips)
2928 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2929 spic=$shared
b24dbcbd 2930 ;;
a6e9d649
MR
2931 parisc)
2932 check_64bit parisc parisc64 'sizeof(void *) > 4'
2933 spic=$shared
2934 ;;
56203596
MR
2935 ppc)
2936 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2937 spic=$shared
56203596 2938 ;;
4cd217c0
MR
2939 sparc)
2940 check_64bit sparc sparc64 'sizeof(void *) > 4'
2941 spic=$shared
2942 ;;
e939cedd 2943 x86)
d4c99513 2944 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2945 if test "$subarch" = "x86_64"; then
e939cedd 2946 spic=$shared
de27f4d9 2947 fi
b24dbcbd 2948 ;;
b24dbcbd
RP
2949esac
2950
343aef9b 2951enable $subarch
8a3c8627 2952enabled spic && enable pic
b24dbcbd 2953
7483e694 2954# OS specific
4f854758 2955case $target_os in
a1629e28 2956 haiku)
63ae7e7c 2957 prefix_default="/boot/common"
108caaaa 2958 network_extralibs="-lnetwork"
f59c4bd6 2959 host_libs=
a1629e28 2960 ;;
7483e694 2961 sunos)
4d58e4cb 2962 AVSERVERLDFLAGS=""
9987769a 2963 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2964 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2965 network_extralibs="-lsocket -lnsl"
779222db 2966 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2967 # When using suncc to build, the Solaris linker will mark
2968 # an executable with each instruction set encountered by
2969 # the Solaris assembler. As our libraries contain their own
2970 # guards for processor-specific code, instead suppress
2971 # generation of the HWCAPS ELF section on Solaris x86 only.
2972 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2973 nm_default='nm -P -g'
7483e694
DB
2974 ;;
2975 netbsd)
a1e4b3f6 2976 disable symver
07a8eef6
MR
2977 oss_indev_extralibs="-lossaudio"
2978 oss_outdev_extralibs="-lossaudio"
7483e694 2979 ;;
d488c3bc 2980 openbsd|bitrig)
a1e4b3f6 2981 disable symver
7483e694 2982 SHFLAGS='-shared'
69dca3a4 2983 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 2984 SLIB_INSTALL_LINKS=
07a8eef6
MR
2985 oss_indev_extralibs="-lossaudio"
2986 oss_outdev_extralibs="-lossaudio"
7483e694 2987 ;;
a1e4b3f6 2988 dragonfly)
a1e4b3f6
MR
2989 disable symver
2990 ;;
2991 freebsd)
7483e694
DB
2992 ;;
2993 bsd/os)
355d81df 2994 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2995 ;;
2996 darwin)
301ab19d 2997 gas="gas-preprocessor.pl $cc"
e08b8239 2998 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2999 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3000 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3001 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3002 SLIBSUF=".dylib"
3003 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3004 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 3005 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 3006 objformat="macho"
1b0f6fb8 3007 enabled x86_64 && objformat="macho64"
8dfa86f7 3008 enabled_any pic shared ||
2704bd1a 3009 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3010 ;;
3011 mingw32*)
9d3f4f50 3012 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3013 disable network
3014 else
3015 target_os=mingw32
3016 fi
dcc01c06 3017 LIBTARGET=i386
1fc9fb8a 3018 if enabled x86_64; then
417516f6 3019 LIBTARGET="i386:x86-64"
336cc1b0 3020 elif enabled arm; then
15c5156d 3021 LIBTARGET=arm-wince
dcc01c06 3022 fi
fbd971a4 3023 shlibdir_default="$bindir_default"
7483e694
DB
3024 SLIBPREF=""
3025 SLIBSUF=".dll"
7483e694
DB
3026 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3027 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3028 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3029 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3030 SLIB_INSTALL_LINKS=
3031 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3032 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3033 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3034 objformat="win32"
ec10a9ab 3035 dlltool="${cross_prefix}dlltool"
a3222470 3036 ranlib=:
bc574408 3037 enable dos_paths
7483e694 3038 ;;
53e8cd68 3039 win32|win64)
d66c52c2
MS
3040 if enabled shared; then
3041 # Link to the import library instead of the normal static library
3042 # for shared libs.
3043 LD_LIB='%.lib'
3044 # Cannot build shared and static libraries at the same time with
3045 # MSVC.
3046 disable static
3047 fi
3048 shlibdir_default="$bindir_default"
3049 SLIBPREF=""
3050 SLIBSUF=".dll"
3051 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3052 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3053 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3054 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3055 SLIB_INSTALL_LINKS=
3056 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3057 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3058 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3059 objformat="win32"
3060 ranlib=:
3061 enable dos_paths
3062 ;;
7483e694 3063 cygwin*)
4f854758 3064 target_os=cygwin
fbd971a4 3065 shlibdir_default="$bindir_default"
7483e694
DB
3066 SLIBPREF="cyg"
3067 SLIBSUF=".dll"
3068 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3069 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3070 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3071 SLIB_INSTALL_LINKS=
3072 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3073 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3074 objformat="win32"
bc574408 3075 enable dos_paths
7483e694 3076 ;;
4f365f37 3077 *-dos|freedos|opendos)
4f365f37 3078 network_extralibs="-lsocket"
ff1c015d 3079 objformat="coff"
bc574408 3080 enable dos_paths
a7a187a1 3081 add_cppflags -U__STRICT_ANSI__
4f365f37 3082 ;;
7483e694 3083 linux)
7483e694
DB
3084 enable dv1394
3085 ;;
3086 irix*)
4f854758 3087 target_os=irix
7483e694
DB
3088 ranlib="echo ignoring ranlib"
3089 ;;
d22e8442 3090 os/2*)
d22e8442 3091 ln_s="cp -f"
9297f1ed 3092 objformat="aout"
e14574eb 3093 add_cppflags -D_GNU_SOURCE
355d81df 3094 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3095 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 3096 AVSERVERLDFLAGS=""
287d3b13 3097 LIBSUF="_s.a"
d22e8442
DY
3098 SLIBPREF=""
3099 SLIBSUF=".dll"
3100 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3101 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3102 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3103 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3104 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3105 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3106 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3107 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3108 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3109 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3110 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3111 enable dos_paths
d22e8442 3112 ;;
83993c1c 3113 gnu/kfreebsd)
3bd1eacd 3114 add_cppflags -D_BSD_SOURCE
83993c1c 3115 ;;
34e82167 3116 gnu)
34e82167 3117 ;;
d33ed7b3
MR
3118 qnx)
3119 add_cppflags -D_QNX_SOURCE
3120 network_extralibs="-lsocket"
3121 ;;
1c69c79f
MS
3122 symbian)
3123 SLIBSUF=".dll"
3124 enable dos_paths
e3bc07f4
MS
3125 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3126 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3127 add_ldflags -Wl,--target1-abs,--no-undefined \
3128 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3129 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3130 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3131 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3132 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3133 ;;
fdd66609
MR
3134 osf1)
3135 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3136 AVSERVERLDFLAGS=
3137 ;;
741a8b72
MR
3138 minix)
3139 ;;
4ebc6a74
MR
3140 plan9)
3141 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3142 -D_REENTRANT_SOURCE \
3143 -D_RESEARCH_SOURCE \
3144 -DFD_SETSIZE=96 \
3145 -DHAVE_SOCK_OPTS
3146 add_compat strtod.o strtod=avpriv_strtod
3147 network_extralibs='-lbsd'
3148 exeobjs=compat/plan9/main.o
3149 disable avserver
4ebc6a74
MR
3150 cp_f='cp'
3151 ;;
614d8911
MR
3152 none)
3153 ;;
7483e694 3154 *)
4f924f9a 3155 die "Unknown OS '$target_os'."
7483e694
DB
3156 ;;
3157esac
3158
b797f3c4
MR
3159# determine libc flavour
3160
197252f1 3161# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3162if check_cpp_condition features.h "defined __UCLIBC__"; then
3163 libc_type=uclibc
3bd1eacd 3164 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3165elif check_cpp_condition features.h "defined __GLIBC__"; then
3166 libc_type=glibc
3bd1eacd 3167 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3168# MinGW headers can be installed on Cygwin, so check for newlib first.
3169elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3170 libc_type=newlib
3171 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3172elif check_header _mingw.h; then
3173 libc_type=mingw
3174 check_cpp_condition _mingw.h \
3175 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3176 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3177 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3178 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3179elif check_func_headers stdlib.h _get_doserrno; then
3180 libc_type=msvcrt
84e65c76
MR
3181 add_compat strtod.o strtod=avpriv_strtod
3182 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3183 _snprintf=avpriv_snprintf \
3184 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3185elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3186 libc_type=klibc
3187fi
3188
3189test -n "$libc_type" && enable $libc_type
3190
5ab432fa
MR
3191# hacks for compiler/libc/os combinations
3192
3193if enabled_all tms470 glibc; then
b6f8d635 3194 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3195 add_cppflags -D__USER_LABEL_PREFIX__=
3196 add_cppflags -D__builtin_memset=memset
3197 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3198 add_cflags -pds=48 # incompatible redefinition of macro
3199fi
3200
457cc333
MR
3201if enabled_all ccc glibc; then
3202 add_ldflags -Wl,-z,now # calls to libots crash without this
3203fi
3204
6555acad
MR
3205esc(){
3206 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3207}
3208
3209echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3210
13cb2187
AS
3211check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3212
c9d19248 3213set_default $PATHS_LIST
2a8a860a 3214set_default nm
c9d19248 3215
320d060a 3216# we need to build at least one lib type
93b3c083 3217if ! enabled_any static shared; then
320d060a
DB
3218 cat <<EOF
3219At least one library type must be built.
3220Specify --enable-static to build the static libraries or --enable-shared to
3221build the shared libraries as well. To only build the shared libraries specify
3222--disable-static in addition to --enable-shared.
3223EOF
3224 exit 1;
3225fi
3226
2184c6f7 3227die_license_disabled() {
4c27207c 3228 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3229}
3230
e417d80d 3231die_license_disabled gpl libcdio
2184c6f7 3232die_license_disabled gpl libx264
de295976 3233die_license_disabled gpl libxavs
2184c6f7 3234die_license_disabled gpl libxvid
2184c6f7
DB
3235die_license_disabled gpl x11grab
3236
2f7ae63b 3237die_license_disabled nonfree libfaac
87246953 3238die_license_disabled nonfree libfdk_aac
a060866f 3239die_license_disabled nonfree openssl
b2e3c528 3240
0b175caa
DB
3241die_license_disabled version3 libopencore_amrnb
3242die_license_disabled version3 libopencore_amrwb
d89e738a 3243die_license_disabled version3 libvo_aacenc
f502ff3f 3244die_license_disabled version3 libvo_amrwbenc
0b175caa 3245
9cad0e4e 3246enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3247
40617a6d 3248disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3249
e276d9e8
MR
3250enable_pic() {
3251 enable pic
bce7b696
MR
3252 add_cppflags -DPIC
3253 add_cflags -fPIC
3254 add_asflags -fPIC
e276d9e8
MR
3255}
3256
3257enabled pic && enable_pic
bce7b696 3258
b4d96ba2
MR
3259check_cc <<EOF || die "Symbol mangling check failed."
3260int ff_extern;
3261EOF
2a8a860a 3262sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3263extern_prefix=${sym%%ff_extern*}
3264
afb5ed55 3265check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3266void foo(void) { __asm__ volatile ("" ::); }
3267EOF
61d251db 3268
df5e3978
MR
3269_restrict=
3270for restrict_keyword in restrict __restrict__ __restrict; do
3271 check_cc <<EOF && _restrict=$restrict_keyword && break
3272void foo(char * $restrict_keyword p);
3273EOF
3274done
3275
3276check_cc <<EOF && enable attribute_packed
3277struct { int x; } __attribute__((packed)) x;
3278EOF
3279
dffb41b9
MR
3280check_cc <<EOF && enable attribute_may_alias
3281union { int x; } __attribute__((may_alias)) x;
3282EOF
3283
df5e3978
MR
3284check_cc <<EOF || die "endian test failed"
3285unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3286EOF
48fc536a 3287od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3288
e939cedd
MR
3289if enabled alpha; then
3290
3291 check_cflags -mieee
3292
3293elif enabled arm; then
e45391bb 3294
66371c28 3295 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3296 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3297 nogas=die
50fa82e6 3298
44caaa56
MR
3299 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3300 enable vfp_args
3301 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3302 case "${cross_prefix:-$cc}" in
3303 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3304 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3305__asm__ (".eabi_attribute 28, 1");
3306int main(void) { return 0; }
3307EOF
44caaa56
MR
3308 esac
3309 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3310 fi
fa0912fe 3311
7f2b3dca
MR
3312 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3313 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3314 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3315 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3316 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3317 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3318
b57c1da8
MR
3319 [ $target_os = linux ] ||
3320 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3321 $ARCH_EXT_LIST_ARM
e45391bb 3322
575db883
DB
3323 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3324 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3325
e276d9e8
MR
3326 enabled_all armv6t2 shared !pic && enable_pic
3327
fa0912fe 3328elif enabled mips; then
e45391bb 3329
575db883 3330 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3331
5af530f5
MR
3332elif enabled parisc; then
3333
3334 if enabled gcc; then
3335 case $($cc -dumpversion) in
3336 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3337 esac