lavr: allow setting internal_sample_fmt option by string
[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.
79ab96ba
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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]
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123 --enable-x11grab enable X11 grabbing [no]
124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT 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
3b327a4b
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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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DB
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]
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208 --enable-zlib enable zlib [autodetect]
209
210Advanced options (experts only):
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211 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
212 --enable-cross-compile assume a cross-compiler is used
213 --sysroot=PATH root of cross-build tree
214 --sysinclude=PATH location of cross-build system headers
215 --target-os=OS compiler targets OS [$target_os]
216 --target-exec=CMD command to run executables on target
217 --target-path=DIR path to view of build directory on target
aeeb782c 218 --toolchain=NAME set tool defaults according to NAME
06454877 219 --nm=NM use nm tool
121d78d0 220 --ar=AR use archive tool AR [$ar_default]
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221 --as=AS use assembler AS [$as_default]
222 --cc=CC use C compiler CC [$cc_default]
193cdd9a 223 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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224 --ld=LD use linker LD
225 --host-cc=HOSTCC use host C compiler HOSTCC
226 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 227 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 228 --host-ld=HOSTLD use host linker HOSTLD
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229 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
230 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 231 --host-os=OS compiler host OS [$target_os]
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232 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
233 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
234 --extra-libs=ELIBS add ELIBS [$ELIBS]
235 --extra-version=STRING version string suffix []
193cdd9a 236 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 237 --build-suffix=SUFFIX library name suffix []
3b327a4b 238 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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239 --arch=ARCH select architecture [$arch]
240 --cpu=CPU select the minimum required CPU (affects
241 instruction selection, may crash on older CPUs)
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242 --enable-pic build position-independent code
243 --enable-sram allow use of on-chip SRAM
193cdd9a 244 --enable-thumb compile for Thumb instruction set
3b327a4b 245 --disable-symver disable symbol versioning
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DB
246 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
247 --disable-safe-bitstream-reader
248 disable buffer boundary checking in bitreaders
249 (faster, but may crash)
250 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 251 --enable-lto use link-time optimization
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252
253Optimization options (experts only):
c8a4ae00 254 --disable-asm disable all assembler optimizations
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255 --disable-altivec disable AltiVec optimizations
256 --disable-amd3dnow disable 3DNow! optimizations
257 --disable-amd3dnowext disable 3DNow! extended optimizations
258 --disable-mmx disable MMX optimizations
239fdf1b 259 --disable-mmxext disable MMXEXT optimizations
06454877 260 --disable-sse disable SSE optimizations
50cd43f2
DB
261 --disable-sse2 disable SSE2 optimizations
262 --disable-sse3 disable SSE3 optimizations
06454877 263 --disable-ssse3 disable SSSE3 optimizations
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DB
264 --disable-sse4 disable SSE4 optimizations
265 --disable-sse42 disable SSE4.2 optimizations
87f1355f 266 --disable-avx disable AVX optimizations
79687079 267 --disable-fma4 disable FMA4 optimizations
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268 --disable-armv5te disable armv5te optimizations
269 --disable-armv6 disable armv6 optimizations
270 --disable-armv6t2 disable armv6t2 optimizations
b3267559 271 --disable-vfp disable VFP optimizations
5ea20630 272 --disable-neon disable NEON optimizations
06454877 273 --disable-vis disable VIS optimizations
afb5ed55 274 --disable-inline-asm disable use of inline assembler
06454877 275 --disable-yasm disable use of yasm assembler
06454877 276
070c5d0f 277Developer options (useful when working on Libav itself):
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278 --disable-debug disable debugging symbols
279 --enable-debug=LEVEL set the debug level [$debuglevel]
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280 --disable-optimizations disable compiler optimizations
281 --enable-extra-warnings enable more compiler warnings
52b3cc60 282 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 283 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
284 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
285 should be used only for debugging purposes)
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286 --enable-random randomly enable/disable components
287 --disable-random
288 --enable-random=LIST randomly enable/disable specific components or
289 --disable-random=LIST component groups. LIST is a comma-separated list
290 of NAME[:PROB] entries where NAME is a component
291 (group) and PROB the probability associated with
292 NAME (default 0.5).
293 --random-seed=VALUE seed value for --enable/disable-random
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294
295NOTE: Object files are built at the place where configure is launched.
296EOF
60e8bc13 297 exit 0
74c53c2d 298}
cf9d24ad 299
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300quotes='""'
301
57bd82d4 302log(){
2270b4b2 303 echo "$@" >> $logfile
57bd82d4
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304}
305
720c69da 306log_file(){
c8e9f801 307 log BEGIN $1
2270b4b2 308 pr -n -t $1 >> $logfile
c8e9f801
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309 log END $1
310}
311
2ba042a7 312echolog(){
c8e9f801 313 log "$@"
57bd82d4 314 echo "$@"
2ba042a7
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315}
316
7bfc8ae6
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317warn(){
318 log "WARNING: $*"
319 WARNINGS="${WARNINGS}WARNING: $*\n"
320}
321
2ba042a7
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322die(){
323 echolog "$@"
324 cat <<EOF
d326cf7f 325
2ba042a7 326If you think configure made a mistake, make sure you are using the latest
4a6a21f5 327version from Git. If the latest version fails, report the problem to the
070c5d0f 328libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 329EOF
e155a21a 330 if disabled logging; then
2ba042a7 331 cat <<EOF
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332Rerun configure with logging enabled (do not use --disable-logging), and
333include the log this produces with your report.
2ba042a7
MR
334EOF
335 else
f69f51b3 336 cat <<EOF
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337Include the log file "$logfile" produced by configure as this will help
338solving the problem.
2ba042a7
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339EOF
340 fi
57bd82d4
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341 exit 1
342}
343
6c6007d6 344# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 345toupper(){
6c6007d6 346 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
347}
348
4a5444db 349tolower(){
6c6007d6 350 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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351}
352
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353c_escape(){
354 echo "$*" | sed 's/["\\]/\\\0/g'
355}
356
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357sh_quote(){
358 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 359 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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360 echo "$v"
361}
362
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363cleanws(){
364 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
365}
366
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367filter(){
368 pat=$1
369 shift
370 for v; do
98ef6079 371 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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372 done
373}
374
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375filter_out(){
376 pat=$1
377 shift
378 for v; do
379 eval "case $v in $pat) ;; *) echo $v ;; esac"
380 done
381}
382
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383map(){
384 m=$1
385 shift
e0e335a0 386 for v; do eval $m; done
36e2dea0
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387}
388
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389add_suffix(){
390 suffix=$1
391 shift
392 for v; do echo ${v}${suffix}; done
393}
394
a8d04fba
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395set_all(){
396 value=$1
397 shift
398 for var in $*; do
399 eval $var=$value
400 done
401}
402
72a43668
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403set_weak(){
404 value=$1
405 shift
406 for var; do
407 eval : \${$var:=$value}
408 done
409}
410
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411set_safe(){
412 var=$1
413 shift
414 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
415}
416
417get_safe(){
418 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
419}
420
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421pushvar(){
422 for var in $*; do
423 eval level=\${${var}_level:=0}
424 eval ${var}_${level}="\$$var"
425 eval ${var}_level=$(($level+1))
426 done
427}
428
429popvar(){
430 for var in $*; do
431 eval level=\${${var}_level:-0}
432 test $level = 0 && continue
433 eval level=$(($level-1))
434 eval $var="\${${var}_${level}}"
435 eval ${var}_level=$level
436 eval unset ${var}_${level}
437 done
438}
439
a8d04fba
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440enable(){
441 set_all yes $*
442}
443
444disable(){
445 set_all no $*
446}
447
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448enable_weak(){
449 set_weak yes $*
450}
451
452disable_weak(){
453 set_weak no $*
454}
455
72702705 456enable_safe(){
fd07f803
MR
457 for var; do
458 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
459 done
72702705
MR
460}
461
462disable_safe(){
fd07f803
MR
463 for var; do
464 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
465 done
72702705
MR
466}
467
f9d328da
MR
468do_enable_deep(){
469 for var; do
470 enabled $var && continue
471 eval sel="\$${var}_select"
c510c7b5
MR
472 eval sgs="\$${var}_suggest"
473 pushvar var sgs
f9d328da 474 enable_deep $sel
c510c7b5
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475 popvar sgs
476 enable_deep_weak $sgs
f9d328da
MR
477 popvar var
478 done
479}
480
481enable_deep(){
482 do_enable_deep $*
483 enable $*
484}
485
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486enable_deep_weak(){
487 do_enable_deep $*
488 enable_weak $*
489}
490
57bd82d4 491enabled(){
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MR
492 test "${1#!}" = "$1" && op== || op=!=
493 eval test "x\$${1#!}" $op "xyes"
44161118
MR
494}
495
37970ebf 496disabled(){
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MR
497 test "${1#!}" = "$1" && op== || op=!=
498 eval test "x\$${1#!}" $op "xno"
37970ebf
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499}
500
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501enabled_all(){
502 for opt; do
503 enabled $opt || return 1
504 done
505}
506
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507disabled_all(){
508 for opt; do
509 disabled $opt || return 1
510 done
511}
512
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513enabled_any(){
514 for opt; do
515 enabled $opt && return 0
516 done
517}
518
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519disabled_any(){
520 for opt; do
521 disabled $opt && return 0
522 done
f7b230a7 523 return 1
85bca2c5
DB
524}
525
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526set_default(){
527 for opt; do
88268e94 528 eval : \${$opt:=\$${opt}_default}
c9d19248
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529 done
530}
531
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AJ
532is_in(){
533 value=$1
534 shift
535 for var in $*; do
536 [ $var = $value ] && return 0
537 done
538 return 1
539}
540
d4f8cecc 541do_check_deps(){
30fd06be 542 for cfg; do
3250003c 543 cfg="${cfg#!}"
799c9e9b
MR
544 enabled ${cfg}_checking && die "Circular dependency for $cfg."
545 disabled ${cfg}_checking && continue
546 enable ${cfg}_checking
d4f8cecc 547 append allopts $cfg
799c9e9b 548
30fd06be
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549 eval dep_all="\$${cfg}_deps"
550 eval dep_any="\$${cfg}_deps_any"
7ef3425f 551 eval dep_sel="\$${cfg}_select"
c510c7b5 552 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
553 eval dep_ifa="\$${cfg}_if"
554 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 555
3d7453e0 556 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 557 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 558 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 559
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560 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
561 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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562 enabled_all $dep_all || disable $cfg
563 enabled_any $dep_any || disable $cfg
7ef3425f 564 disabled_any $dep_sel && disable $cfg
799c9e9b 565
4ec45764 566 if enabled $cfg; then
f9d328da 567 enable_deep $dep_sel
c510c7b5 568 enable_deep_weak $dep_sgs
4ec45764
RP
569 fi
570
799c9e9b 571 disable ${cfg}_checking
30fd06be
MR
572 done
573}
574
d4f8cecc
MR
575check_deps(){
576 unset allopts
577
578 do_check_deps "$@"
579
580 for cfg in $allopts; do
581 enabled $cfg || continue
582 eval dep_extralibs="\$${cfg}_extralibs"
583 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
584 done
585}
586
44161118
MR
587print_config(){
588 pfx=$1
72cfcf41
MR
589 files=$2
590 shift 2
f454e879
MR
591 map 'eval echo "$v \${$v:-no}"' "$@" |
592 awk "BEGIN { split(\"$files\", files) }
593 {
594 c = \"$pfx\" toupper(\$1);
595 v = \$2;
596 sub(/yes/, 1, v);
597 sub(/no/, 0, v);
598 for (f in files) {
599 file = files[f];
600 if (file ~ /\\.h\$/) {
601 printf(\"#define %s %d\\n\", c, v) >>file;
602 } else if (file ~ /\\.asm\$/) {
603 printf(\"%%define %s %d\\n\", c, v) >>file;
604 } else if (file ~ /\\.mak\$/) {
d16c4aeb 605 n = -v ? \"\" : \"!\";
f454e879
MR
606 printf(\"%s%s=yes\\n\", n, c) >>file;
607 }
608 }
609 }"
57bd82d4
MR
610}
611
31c0121d 612print_enabled(){
31c0121d
MR
613 suf=$1
614 shift
615 for v; do
9eda2a85 616 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
617 done
618}
619
57bd82d4
MR
620append(){
621 var=$1
622 shift
57bd82d4
MR
623 eval "$var=\"\$$var $*\""
624}
625
60361817
MR
626prepend(){
627 var=$1
628 shift
629 eval "$var=\"$* \$$var\""
630}
631
50a334e4 632add_cppflags(){
cd52ec95 633 append CPPFLAGS "$@"
50a334e4
MR
634}
635
57bd82d4 636add_cflags(){
01d31e16 637 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
638}
639
2f2e6c7c 640add_asflags(){
01d31e16 641 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
642}
643
57bd82d4 644add_ldflags(){
64933b6c 645 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
646}
647
648add_extralibs(){
64933b6c 649 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
650}
651
4cc4b33f
DB
652add_host_cppflags(){
653 append host_cppflags "$@"
654}
655
6c3fa06a
MR
656add_host_cflags(){
657 append host_cflags $($host_cflags_filter "$@")
658}
659
660add_host_ldflags(){
661 append host_ldflags $($host_ldflags_filter "$@")
662}
663
84e65c76
MR
664add_compat(){
665 append compat_objs $1
666 shift
667 map 'add_cppflags -D$v' "$@"
668}
669
b0cfb663 670check_cmd(){
b3cb5d51 671 log "$@"
2270b4b2 672 "$@" >> $logfile 2>&1
b0cfb663
MR
673}
674
b2704a65
MR
675cc_o(){
676 eval printf '%s\\n' $CC_O
677}
678
18031c49
MR
679cc_e(){
680 eval printf '%s\\n' $CC_E
681}
682
dcd479c0 683check_cc(){
57bd82d4 684 log check_cc "$@"
2270b4b2 685 cat > $TMPC
720c69da 686 log_file $TMPC
23565c26 687 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
688}
689
690check_cpp(){
691 log check_cpp "$@"
2270b4b2 692 cat > $TMPC
720c69da 693 log_file $TMPC
18031c49 694 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
695}
696
df0d6341
MR
697as_o(){
698 eval printf '%s\\n' $AS_O
699}
700
f65883c8
MR
701check_as(){
702 log check_as "$@"
7fd90119
MR
703 cat > $TMPS
704 log_file $TMPS
705 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
706}
707
575db883
DB
708check_inline_asm(){
709 log check_inline_asm "$@"
940f335a 710 name="$1"
3784e82e 711 code="$2"
940f335a 712 shift 2
49214f61 713 disable $name
7fd90119 714 check_cc "$@" <<EOF && enable $name
3784e82e 715void foo(void){ __asm__ volatile($code); }
940f335a
MR
716EOF
717}
718
c6ebc9fa
MR
719check_insn(){
720 log check_insn "$@"
721 check_inline_asm ${1}_inline "\"$2\""
722 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
723}
724
304d586d
LM
725check_yasm(){
726 log check_yasm "$@"
727 echo "$1" > $TMPS
728 log_file $TMPS
729 shift 1
730 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
731}
732
29b64b68
MR
733ld_o(){
734 eval printf '%s\\n' $LD_O
735}
736
dcd479c0 737check_ld(){
57bd82d4 738 log check_ld "$@"
66a1ccd7
MR
739 flags=$(filter_out '-l*' "$@")
740 libs=$(filter '-l*' "$@")
01d31e16 741 check_cc $($cflags_filter $flags) || return
64933b6c
MR
742 flags=$($ldflags_filter $flags)
743 libs=$($ldflags_filter $libs)
29b64b68 744 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
745}
746
5adc829e
MR
747check_code(){
748 log check_code "$@"
749 check=$1
750 headers=$2
751 code=$3
752 shift 3
753 {
754 for hdr in $headers; do
755 echo "#include <$hdr>"
756 done
757 echo "int main(void) { $code; return 0; }"
758 } | check_$check "$@"
759}
760
50a334e4
MR
761check_cppflags(){
762 log check_cppflags "$@"
caf458dd 763 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
764int x;
765EOF
766}
767
dcd479c0 768check_cflags(){
57bd82d4 769 log check_cflags "$@"
01d31e16 770 set -- $($cflags_filter "$@")
caf458dd 771 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
772int x;
773EOF
774}
775
2ed46eea
MR
776test_ldflags(){
777 log test_ldflags "$@"
778 check_ld "$@" <<EOF
c23a0ac8 779int main(void){ return 0; }
dcd479c0
MR
780EOF
781}
782
2ed46eea
MR
783check_ldflags(){
784 log check_ldflags "$@"
785 test_ldflags "$@" && add_ldflags "$@"
786}
787
dcd479c0 788check_header(){
57bd82d4 789 log check_header "$@"
dcd479c0
MR
790 header=$1
791 shift
b77df637
MR
792 disable_safe $header
793 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
794#include <$header>
795int x;
796EOF
797}
798
799check_func(){
57bd82d4 800 log check_func "$@"
dcd479c0
MR
801 func=$1
802 shift
d8bc5f06
MR
803 disable $func
804 check_ld "$@" <<EOF && enable $func
dcd479c0 805extern int $func();
c23a0ac8 806int main(void){ $func(); }
dcd479c0
MR
807EOF
808}
809
645d2652 810check_mathfunc(){
6b73c0ae 811 log check_mathfunc "$@"
645d2652 812 func=$1
1aa07aa2
MR
813 narg=$2
814 shift 2
815 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
816 disable $func
817 check_ld "$@" <<EOF && enable $func
818#include <math.h>
1aa07aa2 819float foo(float f, float g) { return $func($args); }
33bd38db 820int main(void){ return 0; }
645d2652
MR
821EOF
822}
823
2446d3d6
DB
824check_func_headers(){
825 log check_func_headers "$@"
f8d7b072 826 headers=$1
edaf1ae2 827 funcs=$2
f8d7b072 828 shift 2
edaf1ae2
MR
829 {
830 for hdr in $headers; do
831 echo "#include <$hdr>"
832 done
833 for func in $funcs; do
834 echo "long check_$func(void) { return (long) $func; }"
835 done
836 echo "int main(void) { return 0; }"
837 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
838}
839
a5344cf7
SS
840check_cpp_condition(){
841 log check_cpp_condition "$@"
842 header=$1
843 condition=$2
f855b7b9 844 shift 2
cd52ec95 845 check_cpp "$@" <<EOF
a5344cf7
SS
846#include <$header>
847#if !($condition)
848#error "unsatisfied condition: $condition"
849#endif
850EOF
851}
852
57bd82d4
MR
853check_lib(){
854 log check_lib "$@"
855 header="$1"
856 func="$2"
857 shift 2
84400e9d 858 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
859}
860
f8d7b072
MR
861check_lib2(){
862 log check_lib2 "$@"
863 headers="$1"
edaf1ae2 864 funcs="$2"
f8d7b072 865 shift 2
edaf1ae2 866 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
867}
868
3f8040db
MR
869check_pkg_config(){
870 log check_pkg_config "$@"
871 pkg="$1"
872 headers="$2"
873 funcs="$3"
874 shift 3
875 $pkg_config --exists $pkg || return
876 pkg_cflags=$($pkg_config --cflags $pkg)
877 pkg_libs=$($pkg_config --libs $pkg)
878 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
879 set_safe ${pkg}_cflags $pkg_cflags &&
880 set_safe ${pkg}_libs $pkg_libs
881}
882
dcd479c0 883check_exec(){
2270b4b2 884 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
885}
886
7dfef245 887check_exec_crash(){
5e622c40 888 code=$(cat)
7dfef245
MR
889
890 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
891 # are safe but may not be available everywhere. Thus we use
892 # raise(SIGTERM) instead. The check is run in a subshell so we
893 # can redirect the "Terminated" message from the shell. SIGBUS
894 # is not defined by standard C so it is used conditionally.
895
2270b4b2 896 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
897#include <signal.h>
898static void sighandler(int sig){
899 raise(SIGTERM);
900}
692dd8ed
MR
901int foo(void){
902 $code
903}
e5af4a11 904int main(void){
7dfef245
MR
905 signal(SIGILL, sighandler);
906 signal(SIGFPE, sighandler);
907 signal(SIGSEGV, sighandler);
908#ifdef SIGBUS
909 signal(SIGBUS, sighandler);
910#endif
692dd8ed 911 foo();
7dfef245
MR
912}
913EOF
914}
915
72be9e73
DY
916check_type(){
917 log check_type "$@"
918 headers=$1
919 type=$2
920 shift 2
ae550ce9 921 disable_safe "$type"
5adc829e 922 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
923}
924
14d36751
MR
925check_struct(){
926 log check_type "$@"
927 headers=$1
928 struct=$2
929 member=$3
930 shift 3
931 disable_safe "${struct}_${member}"
5adc829e
MR
932 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
933 enable_safe "${struct}_${member}"
14d36751
MR
934}
935
57bd82d4
MR
936require(){
937 name="$1"
938 header="$2"
939 func="$3"
940 shift 3
941 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
942}
943
f8d7b072
MR
944require2(){
945 name="$1"
946 headers="$2"
947 func="$3"
948 shift 3
949 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
950}
951
3f8040db
MR
952require_pkg_config(){
953 pkg="$1"
954 check_pkg_config "$@" || die "ERROR: $pkg not found"
955 add_cflags $(get_safe ${pkg}_cflags)
956 add_extralibs $(get_safe ${pkg}_libs)
957}
958
ae43c4c0
MR
959hostcc_o(){
960 eval printf '%s\\n' $HOSTCC_O
961}
962
f0125de9
MR
963check_host_cc(){
964 log check_host_cc "$@"
965 cat > $TMPC
966 log_file $TMPC
ae43c4c0 967 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
968}
969
4cc4b33f
DB
970check_host_cppflags(){
971 log check_host_cppflags "$@"
972 check_host_cc "$@" <<EOF && append host_cppflags "$@"
973int x;
974EOF
975}
976
f0125de9
MR
977check_host_cflags(){
978 log check_host_cflags "$@"
6c3fa06a 979 set -- $($host_cflags_filter "$@")
f0125de9
MR
980 check_host_cc "$@" <<EOF && append host_cflags "$@"
981int x;
982EOF
983}
984
c505dd31
MR
985apply(){
986 file=$1
987 shift
988 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
989}
990
c34681df 991cp_if_changed(){
5e27ec28
MR
992 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
993 mkdir -p "$(dirname $2)"
4ebc6a74 994 $cp_f "$1" "$2"
c34681df
MR
995}
996
dcd61286
DB
997# CONFIG_LIST contains configurable options, while HAVE_LIST is for
998# system-dependent things.
999
4a0d6686
AJ
1000COMPONENT_LIST="
1001 bsfs
1002 decoders
1003 demuxers
1004 encoders
3cde40aa 1005 filters
5666fd73 1006 hwaccels
c552605c 1007 indevs
4a0d6686 1008 muxers
c552605c 1009 outdevs
4a0d6686
AJ
1010 parsers
1011 protocols
1012"
1013
70b348ec
DB
1014HWACCEL_LIST="
1015 dxva2
1016 vaapi
1017 vda
1018 vdpau
1019"
d89f2fa9
DB
1020LIBRARY_LIST="
1021 avcodec
1022 avdevice
1023 avfilter
1024 avformat
1025 avresample
1026 avutil
1027 swscale
1028"
1029
055c61b8
DB
1030PROGRAM_LIST="
1031 avconv
1032 avplay
1033 avprobe
1034 avserver
055c61b8
DB
1035"
1036
4a0d6686
AJ
1037CONFIG_LIST="
1038 $COMPONENT_LIST
70b348ec 1039 $HWACCEL_LIST
d89f2fa9 1040 $LIBRARY_LIST
055c61b8 1041 $PROGRAM_LIST
c88f5d72 1042 avisynth
f402916e 1043 bzlib
7f3f5f46 1044 dct
c73f65d9 1045 doc
1848f7d9 1046 fft
47941088 1047 frei0r
bc8c1395 1048 gnutls
c88f5d72 1049 gpl
d8d0d0b2 1050 gray
3abe5fbd 1051 hardcoded_tables
e417d80d 1052 libcdio
f7b8bffe 1053 libdc1394
2eed5a46 1054 libfaac
37eeb5e2 1055 libfdk_aac
a5b64584 1056 libfreetype
c88f5d72 1057 libgsm
3641b048 1058 libilbc
6ebe07fb 1059 libmp3lame
0b175caa
DB
1060 libopencore_amrnb
1061 libopencore_amrwb
6ebf0bfc 1062 libopencv
9a77d59a 1063 libopenjpeg
44617d6e 1064 libopus
0de9c41f 1065 libpulse
0f943ce6 1066 librtmp
f7cd9eed 1067 libschroedinger
ae14f311 1068 libspeex
150d2772 1069 libtheora
d89e738a 1070 libvo_aacenc
f502ff3f 1071 libvo_amrwbenc
c88f5d72 1072 libvorbis
8299a7f8 1073 libvpx
1cc60c47 1074 libx264
de295976 1075 libxavs
1cc60c47 1076 libxvid
b781cc12 1077 lsp
2a91ada8 1078 lzo
47a158cb 1079 mdct
c88f5d72 1080 memalign_hack
c88f5d72 1081 network
3fe142e2 1082 nonfree
a060866f 1083 openssl
8a3c8627 1084 pic
68602540 1085 rdft
e90f5b5a 1086 runtime_cpudetect
8cfbbd92 1087 safe_bitstream_reader
2e35e684 1088 shared
bd2216e4 1089 small
6b35d421 1090 sram
2e35e684 1091 static
a9ddb5b1 1092 swscale_alpha
8986fddc 1093 thumb
9cad0e4e 1094 version3
7e4d9d5d 1095 xmm_clobber_test
56a059ac 1096 x11grab
c88f5d72 1097 zlib
4a0d6686 1098"
c88f5d72 1099
8eee7025 1100THREADS_LIST='
8eee7025
DB
1101 pthreads
1102 w32threads
1103'
1104
3f5b56e5 1105ARCH_LIST='
5873b623 1106 aarch64
3f5b56e5 1107 alpha
a2fc0f6a 1108 arm
fdcd782d
MR
1109 avr32
1110 avr32_ap
1111 avr32_uc
3f5b56e5
MR
1112 bfin
1113 ia64
1114 m68k
1115 mips
bae3abb0 1116 mips64
3f5b56e5 1117 parisc
79cb09b2 1118 ppc
34d11b87 1119 ppc64
3f5b56e5
MR
1120 s390
1121 sh4
1122 sparc
1123 sparc64
c75848cd
DB
1124 tilegx
1125 tilepro
0844bae1 1126 tomi
3f5b56e5
MR
1127 x86
1128 x86_32
1129 x86_64
1130'
1131
81dfa21e
MR
1132ARCH_EXT_LIST_ARM='
1133 armv5te
1134 armv6
1135 armv6t2
81dfa21e 1136 neon
b3267559 1137 vfp
81dfa21e
MR
1138 vfpv3
1139'
1140
50cd43f2 1141ARCH_EXT_LIST_X86='
3bf96eec 1142 amd3dnow
a1ef9f08 1143 amd3dnowext
50cd43f2
DB
1144 avx
1145 fma4
1146 mmx
1147 mmxext
1148 sse
1149 sse2
1150 sse3
1151 sse4
1152 sse42
1153 ssse3
1154'
1155
1156ARCH_EXT_LIST="
81dfa21e 1157 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1158 $ARCH_EXT_LIST_X86
1159 altivec
799fde37 1160 ppc4xx
bd9d34a0 1161 vis
50cd43f2 1162"
3f5b56e5 1163
fd712a55
DB
1164HAVE_LIST_CMDLINE='
1165 inline_asm
1166 symver
1167 yasm
1168'
1169
a3e02a8c
MR
1170HAVE_LIST_PUB='
1171 bigendian
d268eee9 1172 fast_unaligned
a3e02a8c
MR
1173'
1174
79042ab3 1175MATH_FUNCS="
fab0a8b2
MR
1176 atanf
1177 atan2f
79042ab3 1178 cbrtf
fab0a8b2 1179 cosf
79042ab3
DB
1180 exp2
1181 exp2f
fab0a8b2 1182 expf
79042ab3
DB
1183 isinf
1184 isnan
fab0a8b2 1185 ldexpf
79042ab3
DB
1186 llrint
1187 llrintf
1188 log2
1189 log2f
fab0a8b2 1190 log10f
79042ab3
DB
1191 lrint
1192 lrintf
fab0a8b2 1193 powf
79042ab3
DB
1194 rint
1195 round
1196 roundf
fab0a8b2 1197 sinf
79042ab3
DB
1198 trunc
1199 truncf
1200"
1201
3f5b56e5
MR
1202HAVE_LIST="
1203 $ARCH_EXT_LIST
43b73d59
DB
1204 $(add_suffix _external $ARCH_EXT_LIST)
1205 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1206 $HAVE_LIST_CMDLINE
a3e02a8c 1207 $HAVE_LIST_PUB
3f5b56e5 1208 $THREADS_LIST
79042ab3 1209 $MATH_FUNCS
be1a839c 1210 aligned_malloc
59782b82 1211 aligned_stack
35fd8122 1212 alsa_asoundlib_h
3f5b56e5 1213 altivec_h
c9fdab0d 1214 arpa_inet_h
ec9d2c15 1215 asm_mod_q
6308729e 1216 asm_mod_y
dffb41b9 1217 attribute_may_alias
e7ea5e3d 1218 attribute_packed
43e0e0c4
LB
1219 cdio_paranoia_h
1220 cdio_paranoia_paranoia_h
ecf97f22 1221 closesocket
1ac9331a 1222 cmov
15caccb9 1223 CommandLineToArgvW
180d43bc 1224 cpunop
1093383d 1225 CryptGenRandom
c88f5d72 1226 dcbzl
f8aa696f
DB
1227 dev_bktr_ioctl_bt848_h
1228 dev_bktr_ioctl_meteor_h
1229 dev_ic_bt8xx_h
f8aa696f 1230 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1231 dev_video_meteor_ioctl_meteor_h
ca6b544a 1232 direct_h
18b67ae5 1233 dlfcn_h
c88f5d72 1234 dlopen
bc574408 1235 dos_paths
fa845061 1236 dxva_h
245626d0
DB
1237 ebp_available
1238 ebx_available
c2a29455 1239 fast_64bit
669b5583 1240 fast_clz
7073e9fc 1241 fast_cmov
534a2231 1242 fcntl
9d99cc5a 1243 fork
84882df6 1244 getaddrinfo
da9e86f8 1245 gethrtime
667fb97a 1246 getopt
02e8f427 1247 GetProcessAffinityMask
fc5607f8 1248 GetProcessMemoryInfo
4e68cb8a 1249 GetProcessTimes
61183b5a 1250 GetSystemTimeAsFileTime
66be5b45 1251 getrusage
c3e73100 1252 getservbyport
61183b5a 1253 gettimeofday
a49d3025 1254 gnu_as
c7df1532 1255 gsm_h
2f0c136e 1256 ibm_asm
2e1913b1 1257 inet_aton
3b1ab197 1258 io_h
abfc8d05 1259 isatty
8772997d 1260 jack_port_get_latency_range
9f5ff83f 1261 ldbrx
0b4a1821
AS
1262 libdc1394_1
1263 libdc1394_2
d96cd429
MR
1264 local_aligned_16
1265 local_aligned_8
a5b64584 1266 localtime_r
85dd97ad 1267 loongson
f8aa696f
DB
1268 machine_ioctl_bt848_h
1269 machine_ioctl_meteor_h
c88f5d72 1270 malloc_h
73f6d31e 1271 MapViewOfFile
c88f5d72 1272 memalign
6ffa87d3 1273 mkstemp
f80ddd5b 1274 mm_empty
0328b9ea 1275 mmap
e98b02de 1276 mprotect
4fa661a8 1277 msvcrt
d3d3a32c 1278 nanosleep
3e0b1c9a 1279 poll_h
1f91cdce 1280 posix_memalign
07b28702 1281 rdtsc
ea4d5f48 1282 sched_getaffinity
c88f5d72
MR
1283 sdl
1284 sdl_video_size
7e6a11bc 1285 SetConsoleTextAttribute
b507ebd1 1286 setmode
3e0b1c9a 1287 setrlimit
d3d3a32c 1288 Sleep
15d59d2c 1289 sndio_h
72be9e73 1290 socklen_t
deb29777 1291 soundcard_h
87958234 1292 strerror_r
6379900c 1293 strptime
47941088 1294 strtok_r
c0018613 1295 struct_addrinfo
75d339e0
MS
1296 struct_group_source_req
1297 struct_ip_mreq_source
b4d68544 1298 struct_ipv6_mreq
cdee08e3 1299 struct_pollfd
3e0b1c9a 1300 struct_rusage_ru_maxrss
b4d68544 1301 struct_sockaddr_in6
3b2372bf 1302 struct_sockaddr_sa_len
33a4dbdd 1303 struct_sockaddr_storage
a6a4793d 1304 struct_v4l2_frmivalenum_discrete
b462d132 1305 symver_asm_label
3e0b1c9a 1306 symver_gnu_asm
bcc73960 1307 sysconf
b9e22269 1308 sysctl
b58412f1 1309 sys_mman_h
06bb5905 1310 sys_param_h
b091aa44 1311 sys_resource_h
81644c2e 1312 sys_select_h
deb29777 1313 sys_soundcard_h
e64bceea 1314 sys_time_h
1b6e8b73 1315 sys_videoio_h
b265431e 1316 threads
542920b7 1317 unistd_h
d3d3a32c 1318 usleep
ce742de2 1319 vfp_args
7c5bfe7a 1320 VirtualAlloc
d3d3a32c 1321 windows_h
6ff3f3e7 1322 winsock2_h
cc078b5d 1323 xform_asm
6f74fb03 1324 xmm_clobbers
0cb78cef 1325"
44161118 1326
511cf612 1327# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1328CONFIG_EXTRA="
87849592 1329 aandcttables
bfe9f48a 1330 ac3dsp
aa11cb79 1331 audio_frame_queue
c292f6a2 1332 error_resilience
bfe9f48a 1333 gcrypt
478fd534 1334 golomb
9cad0e4e 1335 gplv3
478fd534
DB
1336 h264chroma
1337 h264dsp
1338 h264pred
915a2a0a 1339 h264qpel
478fd534 1340 huffman
9cad0e4e 1341 lgplv3
478fd534 1342 lpc
1e164c0b 1343 mpegaudio
bfe9f48a 1344 mpegaudiodsp
18bbca1f 1345 mpegvideo
ad08dfd5 1346 mpegvideoenc
bfe9f48a 1347 nettle
f704a079 1348 rangecoder
bfe9f48a 1349 rtpdec
5ad2f0bf 1350 rtpenc_chain
bfe9f48a 1351 sinewin
8c53d39e 1352 videodsp
ab9f9876 1353 vp3dsp
b6bb00b0
MR
1354"
1355
520cc7f1 1356CMDLINE_SELECT="
3f5b56e5 1357 $ARCH_EXT_LIST
520cc7f1 1358 $CONFIG_LIST
fd712a55 1359 $HAVE_LIST_CMDLINE
8eee7025 1360 $THREADS_LIST
c8a4ae00 1361 asm
db6107b6 1362 cross_compile
520cc7f1
MR
1363 debug
1364 extra_warnings
8c6afa4d 1365 logging
65d12900 1366 lto
d2bbb2f7 1367 optimizations
520cc7f1 1368"
426be5dc
DB
1369
1370PATHS_LIST='
d156bede 1371 bindir
14a8acf1 1372 datadir
26759c44
MR
1373 incdir
1374 libdir
26759c44
MR
1375 mandir
1376 prefix
1377 shlibdir
426be5dc
DB
1378'
1379
1380CMDLINE_SET="
1381 $PATHS_LIST
121d78d0 1382 ar
426be5dc 1383 arch
313c46a6 1384 as
426be5dc
DB
1385 build_suffix
1386 cc
1387 cpu
1388 cross_prefix
50567afa 1389 dep_cc
ac63af34 1390 extra_version
9da6609f
MR
1391 host_cc
1392 host_cflags
095792f2 1393 host_ld
9da6609f
MR
1394 host_ldflags
1395 host_libs
82bb3329 1396 host_os
684b28e0 1397 ld
426be5dc 1398 logfile
4ae40685 1399 malloc_prefix
89641463 1400 nm
9cd7b854 1401 optflags
3f8040db 1402 pkg_config
154caa67 1403 random_seed
2fad0977 1404 samples
c5200f17
MR
1405 sysinclude
1406 sysroot
a7ada2ba 1407 target_exec
26759c44 1408 target_os
a7ada2ba 1409 target_path
aeeb782c 1410 toolchain
426be5dc 1411"
520cc7f1 1412
89f2932b
MR
1413CMDLINE_APPEND="
1414 extra_cflags
4cc4b33f 1415 host_cppflags
89f2932b
MR
1416"
1417
912f3148
DB
1418# code dependency declarations
1419
9eeed841 1420# architecture extensions
808fa33c 1421
a2fc0f6a
MR
1422armv5te_deps="arm"
1423armv6_deps="arm"
ab5cb084 1424armv6t2_deps="arm"
808fa33c 1425neon_deps="arm"
b3267559
MR
1426vfp_deps="arm"
1427vfpv3_deps="vfp"
808fa33c 1428
637606de
MR
1429map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1430
808fa33c
MR
1431altivec_deps="ppc"
1432ppc4xx_deps="ppc"
1433
1434vis_deps="sparc"
1435
7f8c3d1f 1436x86_64_suggest="cmov fast_cmov"
50cd43f2 1437
808fa33c
MR
1438amd3dnow_deps="mmx"
1439amd3dnowext_deps="amd3dnow"
9eeed841 1440mmx_deps="x86"
239fdf1b 1441mmxext_deps="mmx"
50cd43f2
DB
1442sse_deps="mmxext"
1443sse2_deps="sse"
1444sse3_deps="sse2"
1445ssse3_deps="sse3"
1446sse4_deps="ssse3"
1447sse42_deps="sse4"
1448avx_deps="sse42"
79687079 1449fma4_deps="avx"
9eeed841 1450
43b73d59
DB
1451mmx_external_deps="yasm"
1452mmx_inline_deps="inline_asm"
1453mmx_suggest="mmx_external mmx_inline"
1454
1455for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1456 eval dep=\$${ext}_deps
1457 eval ${ext}_external_deps='"${dep}_external"'
1458 eval ${ext}_inline_deps='"${dep}_inline"'
1459 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1460done
1461
59782b82 1462aligned_stack_if_any="ppc x86"
e939cedd 1463fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1464fast_clz_if_any="alpha avr32 mips ppc x86"
1465fast_unaligned_if_any="ppc x86"
669b5583 1466
6fec122a 1467inline_asm_deps="!tms470"
3e0b1c9a 1468need_memalign="altivec neon sse"
89e053f8 1469
b462d132
MR
1470symver_if_any="symver_asm_label symver_gnu_asm"
1471
88a35699
MS
1472log2_deps="!msvcrt"
1473
26fbcc85 1474# subsystems
dc609252 1475dct_select="rdft"
26fbcc85
MR
1476mdct_select="fft"
1477rdft_select="fft"
1e164c0b 1478mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1479mpegaudiodsp_select="dct"
ed40b6bf 1480mpegvideo_select="videodsp"
ad08dfd5 1481mpegvideoenc_select="mpegvideo"
26fbcc85 1482
ed40b6bf 1483# decoders / encoders
cfc2a0cf 1484aac_decoder_select="mdct sinewin"
aa11cb79 1485aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1486aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1487ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1488ac3_encoder_select="mdct ac3dsp"
3d269059 1489ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1490alac_encoder_select="lpc"
b781cc12 1491amrnb_decoder_select="lsp"
2b2a597e 1492amrwb_decoder_select="lsp"
4538729a 1493atrac1_decoder_select="mdct sinewin"
26fbcc85 1494atrac3_decoder_select="mdct"
a33657ce
DB
1495binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1496binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1497cavs_decoder_select="golomb mpegvideo"
9b500b8f 1498comfortnoise_encoder_select="lpc"
4538729a 1499cook_decoder_select="mdct sinewin"
2a91ada8 1500cscd_decoder_select="lzo"
2eef7c62 1501cscd_decoder_suggest="zlib"
26fbcc85 1502dca_decoder_select="mdct"
ad08dfd5 1503dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1504dxa_decoder_select="zlib"
baf91bb9 1505eac3_decoder_select="ac3_decoder"
4264a0dd 1506eac3_encoder_select="ac3_encoder"
69804535 1507eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1508eatgq_decoder_select="aandcttables"
c292f6a2 1509eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1510ffv1_decoder_select="golomb rangecoder"
1511ffv1_encoder_select="rangecoder"
5a582bd3 1512ffvhuff_encoder_select="huffman"
4f034993 1513flac_decoder_select="golomb"
f4d608e3 1514flac_encoder_select="golomb lpc"
2eef7c62
AJ
1515flashsv_decoder_select="zlib"
1516flashsv_encoder_select="zlib"
c2d23309 1517flashsv2_decoder_select="zlib"
4414137e 1518flv_decoder_select="h263_decoder"
4d4b4bd1 1519flv_encoder_select="h263_encoder"
3447f12d 1520fraps_decoder_select="huffman"
c292f6a2 1521h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1522h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1523h263_decoder_select="error_resilience h263_parser mpegvideo"
1524h263_encoder_select="aandcttables error_resilience mpegvideoenc"
4414137e 1525h263i_decoder_select="h263_decoder"
fe629c2d 1526h263p_encoder_select="h263_encoder"
c292f6a2 1527h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
5a582bd3 1528huffyuv_encoder_select="huffman"
19be0f3c 1529iac_decoder_select="fft mdct sinewin"
56c8227d 1530imc_decoder_select="fft mdct sinewin"
4f034993
MR
1531jpegls_decoder_select="golomb"
1532jpegls_encoder_select="golomb"
ad08dfd5 1533ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1534loco_decoder_select="golomb"
c292f6a2 1535mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1536mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1537mlp_decoder_select="mlp_parser"
1e164c0b
DB
1538mp1_decoder_select="mpegaudio"
1539mp1float_decoder_select="mpegaudio"
1540mp2_decoder_select="mpegaudio"
1541mp2float_decoder_select="mpegaudio"
1542mp3_decoder_select="mpegaudio"
1543mp3adu_decoder_select="mpegaudio"
1544mp3adufloat_decoder_select="mpegaudio"
1545mp3float_decoder_select="mpegaudio"
1546mp3on4_decoder_select="mpegaudio"
1547mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1548mpc7_decoder_select="mpegaudiodsp"
1549mpc8_decoder_select="mpegaudiodsp"
3e0b1c9a
DB
1550mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1551mpeg_xvmc_decoder_select="mpegvideo_decoder"
c292f6a2
DB
1552mpeg1video_decoder_select="error_resilience mpegvideo"
1553mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
c292f6a2
DB
1554mpeg2video_decoder_select="error_resilience mpegvideo"
1555mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1556mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1557mpeg4_encoder_select="h263_encoder"
4414137e 1558msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1559msmpeg4v1_encoder_select="h263_encoder"
4414137e 1560msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1561msmpeg4v2_encoder_select="h263_encoder"
4414137e 1562msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1563msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1564mss2_decoder_select="vc1_decoder"
4538729a 1565nellymoser_decoder_select="mdct sinewin"
aa11cb79 1566nellymoser_encoder_select="audio_frame_queue mdct sinewin"
2a91ada8 1567nuv_decoder_select="lzo"
2eef7c62
AJ
1568png_decoder_select="zlib"
1569png_encoder_select="zlib"
b781cc12 1570qcelp_decoder_select="lsp"
c4f5c2d6 1571qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1572ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1573ralf_decoder_select="golomb"
a8beb22f 1574rv10_decoder_select="h263_decoder"
b2bf38b4 1575rv10_encoder_select="h263_encoder"
a8beb22f 1576rv20_decoder_select="h263_decoder"
b2bf38b4 1577rv20_encoder_select="h263_encoder"
c292f6a2
DB
1578rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1579rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1580shorten_decoder_select="golomb"
b781cc12 1581sipr_decoder_select="lsp"
c292f6a2
DB
1582svq1_decoder_select="error_resilience mpegvideo"
1583svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1584svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1585svq3_decoder_suggest="zlib"
4eef77c1 1586theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1587tiff_decoder_suggest="zlib"
1588tiff_encoder_suggest="zlib"
aec09a00 1589truehd_decoder_select="mlp_decoder"
2eef7c62 1590tscc_decoder_select="zlib"
4538729a 1591twinvq_decoder_select="mdct lsp sinewin"
aa661113 1592utvideo_encoder_select="huffman"
915a2a0a 1593vc1_decoder_select="h263_decoder h264chroma h264qpel"
45ecda85 1594vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1595vorbis_decoder_select="mdct"
1596vorbis_encoder_select="mdct"
8c53d39e
RB
1597vp3_decoder_select="vp3dsp videodsp"
1598vp5_decoder_select="vp3dsp videodsp"
1599vp6_decoder_select="huffman vp3dsp videodsp"
e82dc4c9
DB
1600vp6a_decoder_select="vp6_decoder"
1601vp6f_decoder_select="vp6_decoder"
8c53d39e 1602vp8_decoder_select="h264pred videodsp"
4538729a
MR
1603wmapro_decoder_select="mdct sinewin"
1604wmav1_decoder_select="mdct sinewin"
1605wmav1_encoder_select="mdct sinewin"
1606wmav2_decoder_select="mdct sinewin"
1607wmav2_encoder_select="mdct sinewin"
1608wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1609wmv1_decoder_select="h263_decoder"
665507aa 1610wmv1_encoder_select="h263_encoder"
f95bfab0 1611wmv2_decoder_select="h263_decoder"
1746e2a9 1612wmv2_encoder_select="h263_encoder"
015f8ee0 1613wmv3_decoder_select="vc1_decoder"
45ecda85 1614wmv3image_decoder_select="wmv3_decoder"
0e714f88 1615zerocodec_decoder_select="zlib"
2eef7c62
AJ
1616zlib_decoder_select="zlib"
1617zlib_encoder_select="zlib"
1618zmbv_decoder_select="zlib"
1619zmbv_encoder_select="zlib"
30fd06be 1620
ed40b6bf 1621# hardware accelerators
215cdd35 1622dxva2_deps="dxva2api_h"
0afab17e 1623vaapi_deps="va_va_h"
ac3dbb4d 1624vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1625vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1626vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1627
82ca17ac
DB
1628h263_vaapi_hwaccel_deps="vaapi"
1629h263_vaapi_hwaccel_select="h263_decoder"
1630h263_vdpau_hwaccel_deps="vdpau"
1631h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1632h264_dxva2_hwaccel_deps="dxva2"
1633h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1634h264_vaapi_hwaccel_deps="vaapi"
1635h264_vaapi_hwaccel_select="h264_decoder"
1636h264_vda_hwaccel_deps="vda"
1637h264_vda_hwaccel_select="h264_decoder"
1638h264_vdpau_decoder_deps="vdpau"
1639h264_vdpau_decoder_select="h264_decoder"
1640h264_vdpau_hwaccel_deps="vdpau"
1641h264_vdpau_hwaccel_select="h264_decoder"
1642mpeg_vdpau_decoder_deps="vdpau"
1643mpeg_vdpau_decoder_select="mpegvideo_decoder"
1644mpeg1_vdpau_decoder_deps="vdpau"
1645mpeg1_vdpau_decoder_select="mpeg1video_decoder"
1646mpeg1_vdpau_hwaccel_deps="vdpau"
1647mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1648mpeg2_dxva2_hwaccel_deps="dxva2"
1649mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1650mpeg2_vaapi_hwaccel_deps="vaapi"
1651mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1652mpeg2_vdpau_hwaccel_deps="vdpau"
1653mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1654mpeg4_vaapi_hwaccel_deps="vaapi"
1655mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
1656mpeg4_vdpau_decoder_deps="vdpau"
1657mpeg4_vdpau_decoder_select="mpeg4_decoder"
1658mpeg4_vdpau_hwaccel_deps="vdpau"
1659mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1660vc1_dxva2_hwaccel_deps="dxva2"
1661vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1662vc1_vaapi_hwaccel_deps="vaapi"
1663vc1_vaapi_hwaccel_select="vc1_decoder"
1664vc1_vdpau_decoder_deps="vdpau"
1665vc1_vdpau_decoder_select="vc1_decoder"
1666vc1_vdpau_hwaccel_deps="vdpau"
1667vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1668wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1669wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1670wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
77525327 1671wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1672
28b80940 1673# parsers
79dad2a9 1674h264_parser_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
c292f6a2
DB
1675mpeg4video_parser_select="error_resilience mpegvideo"
1676mpegvideo_parser_select="error_resilience mpegvideo"
1677vc1_parser_select="error_resilience mpegvideo"
28b80940 1678
912f3148 1679# external libraries
c9171a83 1680libfaac_encoder_deps="libfaac"
aa11cb79 1681libfaac_encoder_select="audio_frame_queue"
37eeb5e2 1682libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1683libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1684libgsm_decoder_deps="libgsm"
1685libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1686libgsm_ms_decoder_deps="libgsm"
1687libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1688libilbc_decoder_deps="libilbc"
1689libilbc_encoder_deps="libilbc"
1cc60c47 1690libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1691libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1692libopencore_amrnb_decoder_deps="libopencore_amrnb"
1693libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1694libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1695libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1696libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1697libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1698libopus_decoder_deps="libopus"
6cb8c854 1699libopus_encoder_deps="libopus"
aa11cb79 1700libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1701libschroedinger_decoder_deps="libschroedinger"
1702libschroedinger_encoder_deps="libschroedinger"
ae14f311 1703libspeex_decoder_deps="libspeex"
b606a017 1704libspeex_encoder_deps="libspeex"
aa11cb79 1705libspeex_encoder_select="audio_frame_queue"
150d2772 1706libtheora_encoder_deps="libtheora"
d89e738a 1707libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1708libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1709libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1710libvorbis_encoder_deps="libvorbis"
aa11cb79 1711libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1712libvpx_vp8_decoder_deps="libvpx"
1713libvpx_vp8_encoder_deps="libvpx"
1714libvpx_vp9_decoder_deps="libvpx"
1715libvpx_vp9_encoder_deps="libvpx"
1cc60c47 1716libx264_encoder_deps="libx264"
de295976 1717libxavs_encoder_deps="libxavs"
1cc60c47 1718libxvid_encoder_deps="libxvid"
30fd06be 1719
912f3148 1720# demuxers / muxers
c2dd0e9e 1721ac3_demuxer_select="ac3_parser"
647c2356 1722asf_stream_muxer_select="asf_muxer"
4e622dea 1723avisynth_demuxer_deps="avisynth"
c2dd0e9e 1724dirac_demuxer_select="dirac_parser"
5b423887 1725eac3_demuxer_select="ac3_parser"
c2dd0e9e 1726flac_demuxer_select="flac_parser"
647c2356 1727ipod_muxer_select="mov_muxer"
31f16dc1 1728ismv_muxer_select="mov_muxer"
647c2356 1729matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1730matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1731mov_demuxer_suggest="zlib"
5ad2f0bf 1732mov_muxer_select="rtpenc_chain"
c2dd0e9e 1733mp3_demuxer_select="mpegaudio_parser"
647c2356 1734mp4_muxer_select="mov_muxer"
18bbca1f 1735mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1736mpegtsraw_demuxer_select="mpegts_demuxer"
1737mxf_d10_muxer_select="mxf_muxer"
24ca518b 1738ogg_demuxer_select="golomb"
647c2356 1739psp_muxer_select="mov_muxer"
44594cc7 1740rtp_demuxer_select="sdp_demuxer"
18bbca1f 1741rtp_muxer_select="mpegvideo"
44b70ce5
MS
1742rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1743rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1744rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1745sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1746sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1747sdp_demuxer_select="rtpdec"
e772f9fa 1748smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1749spdif_muxer_select="aac_parser"
57231e4d 1750tak_demuxer_select="tak_parser"
647c2356
DB
1751tg2_muxer_select="mov_muxer"
1752tgp_muxer_select="mov_muxer"
6bdaa5f4 1753w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1754
1755# indevs / outdevs
38e54a75 1756alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1757alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1758bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1759dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1760fbdev_indev_deps="linux_fb_h"
38e54a75 1761jack_indev_deps="jack_jack_h"
e417d80d 1762libcdio_indev_deps="libcdio"
38e54a75 1763libdc1394_indev_deps="libdc1394"
38e54a75
SS
1764oss_indev_deps_any="soundcard_h sys_soundcard_h"
1765oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1766pulse_indev_deps="libpulse"
15d59d2c
B
1767sndio_indev_deps="sndio_h"
1768sndio_outdev_deps="sndio_h"
38e54a75 1769v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1770vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1771vfwcap_indev_extralibs="-lavicap32"
24f8961f 1772x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1773
912f3148 1774# protocols
acd554c1
SP
1775ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1776ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1777ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1778ffrtmphttp_protocol_deps="!librtmp_protocol"
1779ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1780gopher_protocol_select="network"
c40e1757 1781httpproxy_protocol_select="tcp_protocol"
279a0c97 1782http_protocol_select="tcp_protocol"
183baead 1783https_protocol_select="tls_protocol"
c3b57d6e
DB
1784librtmp_protocol_deps="librtmp"
1785librtmpe_protocol_deps="librtmp"
1786librtmps_protocol_deps="librtmp"
1787librtmpt_protocol_deps="librtmp"
1788librtmpte_protocol_deps="librtmp"
c60a2d70 1789mmsh_protocol_select="http_protocol"
998c1ee1 1790mmst_protocol_select="network"
c3b57d6e 1791rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1792rtmp_protocol_select="tcp_protocol"
acd554c1 1793rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1794rtmps_protocol_deps="!librtmp_protocol"
1795rtmps_protocol_select="tls_protocol"
775c4d36 1796rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1797rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1798rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1799rtp_protocol_select="udp_protocol"
998c1ee1
DB
1800sctp_protocol_deps="struct_sctp_event_subscribe"
1801sctp_protocol_select="network"
0eecafc9 1802srtp_protocol_select="rtp_protocol"
998c1ee1 1803tcp_protocol_select="network"
558d192d
MS
1804tls_protocol_deps_any="openssl gnutls"
1805tls_protocol_select="tcp_protocol"
998c1ee1 1806udp_protocol_select="network"
c08fb000 1807
6ebf0bfc 1808# filters
13fabd7a 1809blackframe_filter_deps="gpl"
ce6b6ef6 1810boxblur_filter_deps="gpl"
68b79bfc 1811cropdetect_filter_deps="gpl"
b157be1f 1812delogo_filter_deps="gpl"
a5b64584 1813drawtext_filter_deps="libfreetype"
2e5ff4d0 1814frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1815frei0r_filter_extralibs='$ldl'
a42bb9d6 1816frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1817frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1818hqdn3d_filter_deps="gpl"
d371e7b9 1819resample_filter_deps="avresample"
cf69ad35 1820ocv_filter_deps="libopencv"
2f296e39 1821scale_filter_deps="swscale"
acbac567 1822yadif_filter_deps="gpl"
6ebf0bfc 1823
5a0f7131 1824# libraries
d89f2fa9
DB
1825avcodec_deps="avutil"
1826avdevice_deps="avutil avcodec avformat"
1827avfilter_deps="avutil"
1828avformat_deps="avutil avcodec"
1829avresample_deps="avutil"
1830swscale_deps="avutil"
f7679c54 1831
912f3148 1832# programs
54fd593a 1833avconv_deps="avcodec avfilter avformat avresample swscale"
0a0e340f
DB
1834avconv_select="aformat_filter anull_filter asyncts_filter format_filter
1835 fps_filter null_filter resample_filter scale_filter
1836 setpts_filter"
d173ede1 1837avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1838avplay_select="rdft"
9e12f0bf 1839avprobe_deps="avcodec avformat"
b263bf66 1840avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1841avserver_extralibs='$ldl'
a2830dca 1842
c73f65d9 1843doc_deps="texi2html"
912f3148 1844
de6d9b64 1845# default parameters
8a608357 1846
19bd477d 1847logfile="config.log"
8a608357
MR
1848
1849# installation paths
c9d19248
MR
1850prefix_default="/usr/local"
1851bindir_default='${prefix}/bin'
6291d7e4 1852datadir_default='${prefix}/share/avconv'
c9d19248
MR
1853incdir_default='${prefix}/include'
1854libdir_default='${prefix}/lib'
1855mandir_default='${prefix}/share/man'
1856shlibdir_default="$libdir_default"
8a608357
MR
1857
1858# toolchain
121d78d0 1859ar_default="ar"
13c7df3d 1860cc_default="gcc"
9da6609f 1861host_cc_default="gcc"
4ebc6a74 1862cp_f="cp -f"
11e6d03a 1863ln_s="ln -sf"
2a8a860a 1864nm_default="nm -g"
11e6d03a 1865objformat="elf"
3f8040db 1866pkg_config_default=pkg-config
be7109c1 1867ranlib="ranlib"
11e6d03a 1868yasmexe="yasm"
8a608357 1869
3e0b1c9a 1870nogas=":"
8182dc34 1871
8a608357 1872# machine
8d4c00ed 1873arch_default=$(uname -m)
38d0a8aa 1874cpu="generic"
8a608357 1875
8a608357 1876# OS
8d4c00ed
MR
1877target_os_default=$(tolower $(uname -s))
1878host_os=$target_os_default
8a608357 1879
8a608357 1880# configurable options
d89f2fa9 1881enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1882
3e0b1c9a
DB
1883enable asm
1884enable debug
1885enable doc
8400d6b8 1886enable optimizations
8cfbbd92 1887enable safe_bitstream_reader
530dc538 1888enable static
a9ddb5b1 1889enable swscale_alpha
8a608357 1890
8a608357 1891# build settings
9987769a 1892SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1893AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1894LIBPREF="lib"
1895LIBSUF=".a"
c5f14466
RP
1896FULLNAME='$(NAME)$(BUILDSUF)'
1897LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1898SLIBPREF="lib"
1899SLIBSUF=".so"
c5f14466 1900SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1901SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1902SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1903LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1904SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1905SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1906
68485d1f
MR
1907asflags_filter=echo
1908cflags_filter=echo
64933b6c
MR
1909ldflags_filter=echo
1910
23565c26 1911AS_C='-c'
bc877faf 1912AS_O='-o $@'
23565c26 1913CC_C='-c'
18031c49 1914CC_E='-E -o $@'
7e6c86e6 1915CC_O='-o $@'
a758c5e2 1916LD_O='-o $@'
8db73c61
MR
1917LD_LIB='-l%'
1918LD_PATH='-L'
23565c26 1919HOSTCC_C='-c'
a758c5e2 1920HOSTCC_O='-o $@'
095792f2 1921HOSTLD_O='-o $@'
7e6c86e6 1922
4cc4b33f
DB
1923host_cflags='-O3 -g'
1924host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 1925host_libs='-lm'
6c3fa06a
MR
1926host_cflags_filter=echo
1927host_ldflags_filter=echo
9da6609f 1928
9b861379 1929target_path='$(CURDIR)'
a7ada2ba 1930
a158446b
MR
1931# since the object filename is not given with the -MM flag, the compiler
1932# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1933DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1934DEPFLAGS='-MM'
315c741d 1935
c597172e 1936# find source path
24524f36 1937if test -f configure; then
f038cf3c 1938 source_path=.
c597172e 1939else
8477f2de 1940 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1941 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1942 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1943 test -e "$source_path/config.h" &&
1944 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1945fi
1946
13cbe2c0 1947for v in "$@"; do
b04251c5
MR
1948 r=${v#*=}
1949 l=${v%"$r"}
1950 r=$(sh_quote "$r")
29ba0911 1951 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1952done
c597172e 1953
73ef8980
MR
1954find_things(){
1955 thing=$1
1956 pattern=$2
1957 file=$source_path/$3
932ccf39 1958 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1959}
1960
1961ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1962DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1963HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1964PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1965BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1966MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1967DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1968OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1969INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1970PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1971FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1972
54e75be4
DB
1973ALL_COMPONENTS="
1974 $BSF_LIST
1975 $DECODER_LIST
1976 $DEMUXER_LIST
1977 $ENCODER_LIST
1978 $FILTER_LIST
1979 $HWACCEL_LIST
1980 $INDEV_LIST
1981 $MUXER_LIST
1982 $OUTDEV_LIST
1983 $PARSER_LIST
1984 $PROTOCOL_LIST
1985"
1986
8469ae22
MR
1987for n in $COMPONENT_LIST; do
1988 v=$(toupper ${n%s})_LIST
1989 eval enable \$$v
1990 eval ${n}_if_any="\$$v"
1991done
1992
206a070d 1993enable $ARCH_EXT_LIST
c597172e
MR
1994
1995die_unknown(){
1996 echo "Unknown option \"$1\"."
1997 echo "See $0 --help for available options."
1998 exit 1
1999}
2000
7432e872
DB
2001print_3_columns() {
2002 cat | tr ' ' '\n' | sort | pr -r -3 -t
2003}
2004
794f8e97 2005show_list() {
bf0c4afa
RP
2006 suffix=_$1
2007 shift
7432e872 2008 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2009 exit 0
2010}
2011
154caa67
MR
2012rand_list(){
2013 IFS=', '
2014 set -- $*
2015 unset IFS
2016 for thing; do
2017 comp=${thing%:*}
2018 prob=${thing#$comp}
2019 prob=${prob#:}
2020 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2021 echo "prob ${prob:-0.5}"
2022 printf '%s\n' $comp
2023 done
2024}
2025
2026do_random(){
2027 action=$1
2028 shift
2029 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2030 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2031}
2032
c597172e 2033for opt do
7483e694
DB
2034 optval="${opt#*=}"
2035 case "$opt" in
ea061af1
DB
2036 --extra-ldflags=*)
2037 add_ldflags $optval
7e9e7cc2 2038 ;;
ea061af1
DB
2039 --extra-libs=*)
2040 add_extralibs $optval
7e9e7cc2 2041 ;;
ea061af1
DB
2042 --disable-devices)
2043 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2044 ;;
ea061af1
DB
2045 --enable-debug=*)
2046 debuglevel="$optval"
7e9e7cc2
MR
2047 ;;
2048 --disable-programs)
2049 disable $PROGRAM_LIST
2050 ;;
2051 --disable-everything)
2052 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2053 ;;
844c6852
DB
2054 --disable-all)
2055 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2056 disable $LIBRARY_LIST $PROGRAM_LIST doc
2057 ;;
7e9e7cc2
MR
2058 --enable-random|--disable-random)
2059 action=${opt%%-random}
2060 do_random ${action#--} $COMPONENT_LIST
2061 ;;
2062 --enable-random=*|--disable-random=*)
2063 action=${opt%%-random=*}
2064 do_random ${action#--} $optval
2065 ;;
2066 --enable-*=*|--disable-*=*)
2067 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2068 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2069 eval list=\$$(toupper $thing)_LIST
2070 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2071 $action $(filter "$name" $list)
2072 ;;
2073 --enable-?*|--disable-?*)
2074 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2075 if is_in $option $COMPONENT_LIST; then
2076 test $action = disable && action=unset
2077 eval $action \$$(toupper ${option%s})_LIST
2078 elif is_in $option $CMDLINE_SELECT; then
2079 $action $option
2080 else
2081 die_unknown $opt
2082 fi
2083 ;;
2084 --list-*)
2085 NAME="${opt#--list-}"
2086 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2087 NAME=${NAME%s}
2088 eval show_list $NAME \$$(toupper $NAME)_LIST
2089 ;;
2090 --help|-h) show_help
2091 ;;
2092 *)
2093 optname="${opt%%=*}"
2094 optname="${optname#--}"
2095 optname=$(echo "$optname" | sed 's/-/_/g')
2096 if is_in $optname $CMDLINE_SET; then
2097 eval $optname='$optval'
2098 elif is_in $optname $CMDLINE_APPEND; then
2099 append $optname "$optval"
2100 else
2101 die_unknown $opt
2102 fi
2103 ;;
7483e694 2104 esac
c597172e
MR
2105done
2106
bcea99bb
MR
2107disabled logging && logfile=/dev/null
2108
29ba0911 2109echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2110set >> $logfile
2111
9da6609f
MR
2112test -n "$cross_prefix" && enable cross_compile
2113
8d4c00ed
MR
2114if enabled cross_compile; then
2115 test -n "$arch" && test -n "$target_os" ||
2116 die "Must specify target arch and OS when cross-compiling"
2117fi
2118
121d78d0 2119ar_default="${cross_prefix}${ar_default}"
11e6d03a 2120cc_default="${cross_prefix}${cc_default}"
20e0ed95 2121nm_default="${cross_prefix}${nm_default}"
3f8040db 2122pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2123ranlib="${cross_prefix}${ranlib}"
adb2b908 2124
c5200f17
MR
2125sysinclude_default="${sysroot}/usr/include"
2126
aeeb782c 2127case "$toolchain" in
0fbb62a8
LB
2128 clang-asan)
2129 cc_default="clang"
2130 add_cflags -faddress-sanitizer
2131 add_ldflags -faddress-sanitizer
2132 ;;
2133 clang-tsan)
2134 cc_default="clang"
2135 add_cflags -fthread-sanitizer
2136 add_ldflags -fthread-sanitizer
2137 ;;
aeeb782c
MR
2138 msvc)
2139 cc_default="c99wrap cl"
2140 ld_default="c99wrap link"
2141 nm_default="dumpbin -symbols"
ac3a9b51 2142 ar_default="lib"
53e8cd68 2143 target_os_default="win32"
aeeb782c
MR
2144 ;;
2145 ?*)
2146 die "Unknown toolchain $toolchain"
2147 ;;
2148esac
2149
53e8cd68 2150set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2151enabled cross_compile || host_cc_default=$cc
2152set_default host_cc
13c7df3d 2153
762f95e4
MR
2154if ! $pkg_config --version >/dev/null 2>&1; then
2155 warn "$pkg_config not found, library detection may fail."
2156 pkg_config=false
2157fi
2158
82bb3329
MR
2159exesuf() {
2160 case $1 in
53e8cd68 2161 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2162 esac
2163}
2164
2165EXESUF=$(exesuf $target_os)
2166HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2167
e4e69e0b 2168# set temporary file name
a49d42c2 2169: ${TMPDIR:=$TEMPDIR}
c51fafa1 2170: ${TMPDIR:=$TMP}
a49d42c2 2171: ${TMPDIR:=/tmp}
e4e69e0b 2172
a210bce2 2173if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2174 # simple replacement for missing mktemp
2175 # NOT SAFE FOR GENERAL USE
2176 mktemp(){
09a5c245 2177 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2178 }
2179fi
2180
2181tmpfile(){
2182 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2183 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2184 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2185 append TMPFILES $tmp
2186 eval $1=$tmp
2187}
2188
2189trap 'rm -f -- $TMPFILES' EXIT
54460a83 2190
55127e7b 2191tmpfile TMPASM .asm
3e0b1c9a
DB
2192tmpfile TMPC .c
2193tmpfile TMPE $EXESUF
2194tmpfile TMPH .h
2195tmpfile TMPO .o
2196tmpfile TMPS .S
2197tmpfile TMPSH .sh
2198tmpfile TMPV .ver
54460a83
MR
2199
2200unset -f mktemp
e4e69e0b 2201
fb3c4ffc
MR
2202chmod +x $TMPE
2203
993f2d0f
MR
2204# make sure we can execute files in $TMPDIR
2205cat > $TMPSH 2>> $logfile <<EOF
2206#! /bin/sh
2207EOF
2208chmod +x $TMPSH >> $logfile 2>&1
2209if ! $TMPSH >> $logfile 2>&1; then
2210 cat <<EOF
2211Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2212variable to another directory and make sure that it is not mounted noexec.
2213EOF
2214 die "Sanity test failed."
2215fi
993f2d0f 2216
457cc333
MR
2217ccc_flags(){
2218 for flag; do
2219 case $flag in
2220 -std=c99) echo -c99 ;;
2221 -mcpu=*) echo -arch ${flag#*=} ;;
2222 -mieee) echo -ieee ;;
2223 -O*|-fast) echo $flag ;;
2224 -fno-math-errno) echo -assume nomath_errno ;;
2225 -g) echo -g3 ;;
2226 -Wall) echo -msg_enable level2 ;;
2227 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2228 -Wl,*) echo $flag ;;
2229 -f*|-W*) ;;
2230 *) echo $flag ;;
2231 esac
2232 done
2233}
2234
dfa559bc
RB
2235msvc_flags(){
2236 for flag; do
2237 case $flag in
2238 -fomit-frame-pointer) echo -Oy ;;
2239 -g) echo -Z7 ;;
2240 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2241 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2242 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2243 -wd4996 -wd4273 ;;
dfa559bc
RB
2244 -std=c99) ;;
2245 -fno-math-errno) ;;
2246 -fno-common) ;;
2247 -fno-signed-zeros) ;;
50640977 2248 -fPIC) ;;
dfa559bc 2249 -lz) echo zlib.lib ;;
bd680c7b
DB
2250 -lavifil32) echo vfw32.lib ;;
2251 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2252 -l*) echo ${flag#-l}.lib ;;
2253 *) echo $flag ;;
2254 esac
2255 done
2256}
2257
d0c6d424
MR
2258pgi_flags(){
2259 for flag; do
2260 case $flag in
643933f5 2261 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2262 -fomit-frame-pointer) echo -Mnoframe ;;
2263 -g) echo -gopt ;;
2264 *) echo $flag ;;
2265 esac
2266 done
2267}
2268
2269suncc_flags(){
2270 for flag; do
2271 case $flag in
2272 -march=*|-mcpu=*)
2273 case "${flag#*=}" in
2274 native) echo -xtarget=native ;;
2275 v9|niagara) echo -xarch=sparc ;;
2276 ultrasparc) echo -xarch=sparcvis ;;
2277 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2278 i586|pentium) echo -xchip=pentium ;;
2279 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2280 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2281 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2282 pentium4*) echo -xtarget=pentium4 ;;
2283 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2284 *-sse3) echo -xarch=sse3 ;;
2285 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2286 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2287 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2288 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2289 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2290 k8|opteron|athlon64|athlon-fx)
2291 echo -xarch=sse2a ;;
2292 athlon*) echo -xarch=pentium_proa ;;
2293 esac
2294 ;;
2295 -std=c99) echo -xc99 ;;
2296 -fomit-frame-pointer) echo -xregs=frameptr ;;
2297 -fPIC) echo -KPIC -xcode=pic32 ;;
2298 -W*,*) echo $flag ;;
5e753ed5
SM
2299 -f*-*|-W*|-mimpure-text) ;;
2300 -shared) echo -G ;;
d0c6d424
MR
2301 *) echo $flag ;;
2302 esac
2303 done
2304}
2305
2306tms470_flags(){
2307 for flag; do
2308 case $flag in
2309 -march=*|-mcpu=*)
2310 case "${flag#*=}" in
2311 armv7-a|cortex-a*) echo -mv=7a8 ;;
2312 armv7-r|cortex-r*) echo -mv=7r4 ;;
2313 armv7-m|cortex-m*) echo -mv=7m3 ;;
2314 armv6*|arm11*) echo -mv=6 ;;
2315 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2316 echo -mv=5e ;;
2317 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2318 esac
2319 ;;
2320 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2321 -mfpu=vfp) echo --float_support=vfpv2 ;;
2322 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2323 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2324 -msoft-float) echo --float_support=vfplib ;;
2325 -O[0-3]|-mf=*) echo $flag ;;
2326 -g) echo -g -mn ;;
2327 -pds=*) echo $flag ;;
ad93dccb
MR
2328 -D*|-I*) echo $flag ;;
2329 --gcc|--abi=*) echo $flag ;;
2330 -me) echo $flag ;;
d0c6d424
MR
2331 esac
2332 done
2333}
2334
a758c5e2
MR
2335probe_cc(){
2336 pfx=$1
2337 _cc=$2
2338
8db73c61
MR
2339 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2340 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2341 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2342 _flags_filter=echo
2343
2344 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2345 _type=llvm_gcc
2346 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2347 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2348 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2349 _cflags_speed='-O3'
2350 _cflags_size='-Os'
2351 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2352 _type=gcc
2353 gcc_version=$($_cc --version | head -n1)
2354 gcc_basever=$($_cc -dumpversion)
2355 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2356 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2357 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2358 if ! $_cc -dumpversion | grep -q '^2\.'; then
2359 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2360 fi
2361 _cflags_speed='-O3'
2362 _cflags_size='-Os'
2363 elif $_cc --version 2>/dev/null | grep -q Intel; then
2364 _type=icc
2365 _ident=$($_cc --version | head -n1)
2366 _depflags='-MMD'
2367 _cflags_speed='-O3'
2368 _cflags_size='-Os'
2369 _cflags_noopt='-O1'
2370 elif $_cc -v 2>&1 | grep -q xlc; then
2371 _type=xlc
2372 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2373 _cflags_speed='-O5'
2374 _cflags_size='-O5 -qcompact'
2375 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2376 _type=ccc
2377 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2378 _DEPFLAGS='-M'
a758c5e2
MR
2379 _cflags_speed='-fast'
2380 _cflags_size='-O1'
457cc333 2381 _flags_filter=ccc_flags
a758c5e2
MR
2382 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2383 test -d "$sysroot" || die "No valid sysroot specified."
2384 _type=armcc
2385 _ident=$($_cc --vsn | head -n1)
2386 armcc_conf="$PWD/armcc.conf"
2387 $_cc --arm_linux_configure \
2388 --arm_linux_config_file="$armcc_conf" \
2389 --configure_sysroot="$sysroot" \
2390 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2391 die "Error creating armcc configuration file."
2392 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2393 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2394 as_default="${cross_prefix}gcc"
2395 _depflags='-MMD'
2396 _cflags_speed='-O3'
2397 _cflags_size='-Os'
0122118e 2398 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2399 _type=tms470
2400 _ident=$($_cc -version | head -n1 | tr -s ' ')
2401 _flags='--gcc --abi=eabi -me'
18031c49 2402 _cc_e='-ppl -fe=$@'
a758c5e2 2403 _cc_o='-fe=$@'
a758c5e2
MR
2404 _depflags='-ppa -ppd=$(@:.o=.d)'
2405 _cflags_speed='-O3 -mf=5'
2406 _cflags_size='-O3 -mf=2'
2407 _flags_filter=tms470_flags
2408 elif $_cc -v 2>&1 | grep -q clang; then
2409 _type=clang
2410 _ident=$($_cc --version | head -n1)
2411 _depflags='-MMD'
2412 _cflags_speed='-O3'
2413 _cflags_size='-Os'
2414 elif $_cc -V 2>&1 | grep -q Sun; then
2415 _type=suncc
2416 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2417 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2418 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2419 _ldflags='-std=c99'
2420 _cflags_speed='-O5'
2421 _cflags_size='-O5 -xspace'
2422 _flags_filter=suncc_flags
2423 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2424 _type=pathscale
2425 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2426 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2427 _cflags_speed='-O2'
2428 _cflags_size='-Os'
2429 _flags_filter='filter_out -Wdisabled-optimization'
2430 elif $_cc -v 2>&1 | grep -q Open64; then
2431 _type=open64
2432 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2433 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2434 _cflags_speed='-O2'
2435 _cflags_size='-Os'
2436 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2437 elif $_cc -V 2>&1 | grep -q Portland; then
2438 _type=pgi
2439 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2440 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2441 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2442 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2443 _cflags_noopt="-O1"
2444 _flags_filter=pgi_flags
dfa559bc
RB
2445 elif $_cc 2>&1 | grep -q Microsoft; then
2446 _type=msvc
2447 _ident=$($cc 2>&1 | head -n1)
2448 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2449 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2450 _cflags_speed="-O2"
2451 _cflags_size="-O1"
2452 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2453 if $_cc 2>&1 | grep -q Linker; then
2454 _ld_o='-out $@'
2455 else
2456 _ld_o='-Fe$@'
2457 fi
2458 _cc_o='-Fo $@'
a224b2cb 2459 _cc_e='-P -Fi $@'
dfa559bc
RB
2460 _flags_filter=msvc_flags
2461 _ld_lib='lib%.a'
2462 _ld_path='-libpath:'
2463 _flags='-nologo'
2464 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2465 if [ $pfx = hostcc ]; then
6a0200f2 2466 append _cflags -Dsnprintf=_snprintf
dfa559bc 2467 fi
aef6bd1b 2468 fi
a758c5e2
MR
2469
2470 eval ${pfx}_type=\$_type
2471 eval ${pfx}_ident=\$_ident
2472}
2473
2474set_ccvars(){
23565c26 2475 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2476 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2477 eval ${1}_O=\${_cc_o-\${${1}_O}}
2478
2479 if [ -n "$_depflags" ]; then
2480 eval ${1}_DEPFLAGS=\$_depflags
2481 else
2482 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2483 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2484 eval DEP${1}FLAGS=\$_flags
2485 fi
2486}
2487
2488probe_cc cc "$cc"
2489cflags_filter=$_flags_filter
2490cflags_speed=$_cflags_speed
2491cflags_size=$_cflags_size
2492cflags_noopt=$_cflags_noopt
2493add_cflags $_flags $_cflags
2494cc_ldflags=$_ldflags
2495set_ccvars CC
2496
2497probe_cc hostcc "$host_cc"
2498host_cflags_filter=$_flags_filter
a758c5e2 2499add_host_cflags $_flags $_cflags
a758c5e2 2500set_ccvars HOSTCC
629687f6 2501
851ffa80
MR
2502test -n "$cc_type" && enable $cc_type ||
2503 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2504
75bafbac 2505: ${as_default:=$cc}
50567afa 2506: ${dep_cc_default:=$cc}
684b28e0 2507: ${ld_default:=$cc}
095792f2
MR
2508: ${host_ld_default:=$host_cc}
2509set_default ar as dep_cc ld host_ld
75800dce 2510
a758c5e2
MR
2511probe_cc as "$as"
2512asflags_filter=$_flags_filter
2513add_asflags $_flags $_cflags
2514set_ccvars AS
2515
2516probe_cc ld "$ld"
2517ldflags_filter=$_flags_filter
2518add_ldflags $_flags $_ldflags
2519test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2520LD_O=${_ld_o-$LD_O}
8db73c61
MR
2521LD_LIB=${_ld_lib-$LD_LIB}
2522LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2523
095792f2
MR
2524probe_cc hostld "$host_ld"
2525host_ldflags_filter=$_flags_filter
2526add_host_ldflags $_flags $_ldflags
2527HOSTLD_O=${_ld_o-$HOSTLD_O}
2528
a758c5e2
MR
2529if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2530 probe_cc depcc "$dep_cc"
2531 CCDEP=${_DEPCMD:-$DEPCMD}
2532 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2533 DEPCCFLAGS=$_flags
2534fi
07dec06e 2535
3dbc777c
MR
2536if $ar 2>&1 | grep -q Microsoft; then
2537 arflags="-nologo"
2538 ar_o='-out:$@'
2539elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2540 arflags="rq"
2541 ar_o='$@'
2542else
2543 arflags="rc"
2544 ar_o='$@'
2545fi
2546
7f32f40c 2547add_cflags $extra_cflags
2f2e6c7c 2548add_asflags $extra_cflags
7f32f40c 2549
154d432c
MR
2550if test -n "$sysroot"; then
2551 case "$cc_type" in
00ba041c 2552 gcc|llvm_gcc|clang)
467256f2 2553 add_cppflags --sysroot="$sysroot"
154d432c
MR
2554 add_ldflags --sysroot="$sysroot"
2555 ;;
6fec122a
MR
2556 tms470)
2557 add_cppflags -I"$sysinclude"
2558 add_ldflags --sysroot="$sysroot"
2559 ;;
154d432c
MR
2560 esac
2561fi
2562
d22c13a8
MR
2563if test "$cpu" = host; then
2564 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2565
2566 case "$cc_type" in
613a4e3f 2567 gcc|llvm_gcc)
d22c13a8
MR
2568 check_native(){
2569 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2570 sed -n "/cc1.*$1=/{
27ce1be8
MR
2571 s/.*$1=\\([^ ]*\\).*/\\1/
2572 p
2573 q
2574 }" $TMPE
d22c13a8
MR
2575 }
2576 cpu=$(check_native -march || check_native -mcpu)
2577 ;;
2578 esac
2579
2580 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2581fi
2582
e939cedd
MR
2583# Deal with common $arch aliases
2584case "$arch" in
5873b623
MR
2585 aarch64|arm64)
2586 arch="aarch64"
2587 ;;
e939cedd
MR
2588 arm*)
2589 arch="arm"
2590 ;;
2acda282 2591 mips*|IP*)
e939cedd
MR
2592 arch="mips"
2593 ;;
a6e9d649 2594 parisc*|hppa*)
e939cedd
MR
2595 arch="parisc"
2596 ;;
56203596 2597 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2598 arch="ppc"
2599 ;;
e939cedd
MR
2600 s390|s390x)
2601 arch="s390"
2602 ;;
2603 sh4|sh)
2604 arch="sh4"
2605 ;;
4cd217c0 2606 sun4u|sparc*)
e939cedd 2607 arch="sparc"
e939cedd 2608 ;;
c75848cd
DB
2609 tilegx|tile-gx)
2610 arch="tilegx"
2611 ;;
d33ed7b3 2612 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2613 arch="x86"
2614 ;;
2615esac
2616
851ffa80 2617is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2618enable $arch
e939cedd 2619
df5cdc24 2620# Add processor-specific flags
9ebd45c2 2621if enabled aarch64; then
33db40f8
MR
2622
2623 case $cpu in
2624 armv*)
2625 cpuflags="-march=$cpu"
2626 ;;
2627 *)
2628 cpuflags="-mcpu=$cpu"
2629 ;;
2630 esac
2631
2632elif enabled alpha; then
2633
2634 cpuflags="-mcpu=$cpu"
2635
2636elif enabled arm; then
2637
1234c66a
MR
2638 check_arm_arch() {
2639 check_cpp_condition stddef.h \
2640 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2641 $cpuflags
2642 }
2643
2644 probe_arm_arch() {
2645 if check_arm_arch 4; then echo armv4;
2646 elif check_arm_arch 4T; then echo armv4t;
2647 elif check_arm_arch 5; then echo armv5;
2648 elif check_arm_arch 5E; then echo armv5e;
2649 elif check_arm_arch 5T; then echo armv5t;
2650 elif check_arm_arch 5TE; then echo armv5te;
2651 elif check_arm_arch 5TEJ; then echo armv5te;
2652 elif check_arm_arch 6; then echo armv6;
2653 elif check_arm_arch 6J; then echo armv6j;
2654 elif check_arm_arch 6K; then echo armv6k;
2655 elif check_arm_arch 6Z; then echo armv6z;
2656 elif check_arm_arch 6ZK; then echo armv6zk;
2657 elif check_arm_arch 6T2; then echo armv6t2;
2658 elif check_arm_arch 7; then echo armv7;
2659 elif check_arm_arch 7A 7_A; then echo armv7-a;
2660 elif check_arm_arch 7R 7_R; then echo armv7-r;
2661 elif check_arm_arch 7M 7_M; then echo armv7-m;
2662 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2663 elif check_arm_arch 8A 8_A; then echo armv8-a;
2664 fi
2665 }
2666
2667 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2668
33db40f8
MR
2669 case $cpu in
2670 armv*)
2671 cpuflags="-march=$cpu"
2672 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2673 ;;
2674 *)
2675 cpuflags="-mcpu=$cpu"
2676 case $cpu in
2677 cortex-a*) subarch=armv7a ;;
2678 cortex-r*) subarch=armv7r ;;
2679 cortex-m*) enable thumb; subarch=armv7m ;;
2680 arm11*) subarch=armv6 ;;
2681 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2682 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2683 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2684 esac
2685 ;;
2686 esac
2687
f0fe245b
MR
2688 case "$subarch" in
2689 armv5t*) enable fast_clz ;;
2690 armv[6-8]*) enable fast_clz fast_unaligned ;;
2691 esac
2692
33db40f8
MR
2693elif enabled avr32; then
2694
2695 case $cpu in
2696 ap7[02]0[0-2])
2697 subarch="avr32_ap"
2698 cpuflags="-mpart=$cpu"
2699 ;;
2700 ap)
2701 subarch="avr32_ap"
2702 cpuflags="-march=$cpu"
2703 ;;
2704 uc3[ab]*)
2705 subarch="avr32_uc"
2706 cpuflags="-mcpu=$cpu"
2707 ;;
2708 uc)
2709 subarch="avr32_uc"
2710 cpuflags="-march=$cpu"
2711 ;;
2712 esac
2713
2714elif enabled bfin; then
2715
2716 cpuflags="-mcpu=$cpu"
2717
2718elif enabled mips; then
2719
2720 cpuflags="-march=$cpu"
2721
5d54c126 2722elif enabled ppc; then
343aef9b 2723
56348891
MR
2724 case $(tolower $cpu) in
2725 601|ppc601|powerpc601)
9dbd5c3d 2726 cpuflags="-mcpu=601"
64ad53ff 2727 disable altivec
9dbd5c3d 2728 ;;
56348891 2729 603*|ppc603*|powerpc603*)
9dbd5c3d 2730 cpuflags="-mcpu=603"
64ad53ff 2731 disable altivec
9dbd5c3d 2732 ;;
56348891 2733 604*|ppc604*|powerpc604*)
9dbd5c3d 2734 cpuflags="-mcpu=604"
64ad53ff 2735 disable altivec
9dbd5c3d 2736 ;;
56348891 2737 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2738 cpuflags="-mcpu=750"
64ad53ff 2739 disable altivec
9dbd5c3d 2740 ;;
56348891 2741 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2742 cpuflags="-mcpu=7450"
9dbd5c3d 2743 ;;
56348891 2744 74*|ppc74*|powerpc74*)
7f1fcaf0 2745 cpuflags="-mcpu=7400"
9dbd5c3d 2746 ;;
313f9fbf 2747 g5|970|ppc970|powerpc970)
7f1fcaf0 2748 cpuflags="-mcpu=970"
9dbd5c3d 2749 ;;
313f9fbf 2750 power[3-7]*)
7f1fcaf0 2751 cpuflags="-mcpu=$cpu"
313f9fbf 2752 ;;
56348891 2753 cell)
9dbd5c3d
MR
2754 cpuflags="-mcpu=cell"
2755 enable ldbrx
2756 ;;
4ab26cb4
DB
2757 e500mc)
2758 cpuflags="-mcpu=e500mc"
2759 disable altivec
2760 ;;
7b0b81a1
AL
2761 e500v2)
2762 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2763 disable altivec
2764 ;;
2765 e500)
2766 cpuflags="-mcpu=8540 -mhard-float"
2767 disable altivec
2768 ;;
9dbd5c3d 2769 esac
343aef9b 2770
33db40f8
MR
2771elif enabled sparc; then
2772
2773 case $cpu in
2774 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2775 cpuflags="-mcpu=$cpu"
2776 disable vis
2777 ;;
2778 ultrasparc*|niagara[234])
2779 cpuflags="-mcpu=$cpu"
2780 ;;
2781 esac
2782
343aef9b
MR
2783elif enabled x86; then
2784
9dbd5c3d
MR
2785 case $cpu in
2786 i[345]86|pentium)
2787 cpuflags="-march=$cpu"
2788 disable mmx
2789 ;;
2790 # targets that do NOT support conditional mov (cmov)
2791 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2792 cpuflags="-march=$cpu"
2793 disable cmov
2794 ;;
2795 # targets that do support conditional mov (cmov)
f2ce813e 2796 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2797 cpuflags="-march=$cpu"
2798 enable cmov
2799 enable fast_cmov
2800 ;;
2801 # targets that do support conditional mov but on which it's slow
2802 pentium4|pentium4m|prescott|nocona)
2803 cpuflags="-march=$cpu"
2804 enable cmov
2805 disable fast_cmov
2806 ;;
2807 esac
343aef9b 2808
343aef9b
MR
2809fi
2810
9ebd45c2
MR
2811if [ "$cpu" != generic ]; then
2812 add_cflags $cpuflags
2813 add_asflags $cpuflags
2814fi
df5cdc24 2815
993f2d0f
MR
2816# compiler sanity check
2817check_exec <<EOF
2818int main(void){ return 0; }
2819EOF
2820if test "$?" != 0; then
2821 echo "$cc is unable to create an executable file."
2822 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2823 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2824 echo "Only do this if you know what cross compiling means."
2825 fi
2826 die "C compiler test failed."
2827fi
2828
046f081b 2829add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2830check_cflags -std=c99
50a334e4 2831check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2832#include <stdlib.h>
2833EOF
50a334e4 2834check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2835#include <stdlib.h>
2836EOF
e9b9a2f8 2837
f0125de9 2838check_host_cflags -std=c99
0a6db2a2 2839check_host_cflags -Wall
f0125de9 2840
d4c99513
MR
2841check_64bit(){
2842 arch32=$1
2843 arch64=$2
2844 expr=$3
2845 check_code cc "" "int test[2*($expr) - 1]" &&
2846 subarch=$arch64 || subarch=$arch32
2847}
2848
b24dbcbd 2849case "$arch" in
d11cb13b 2850 aarch64|alpha|ia64)
2acda282
MR
2851 spic=$shared
2852 ;;
2853 mips)
2854 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2855 spic=$shared
b24dbcbd 2856 ;;
a6e9d649
MR
2857 parisc)
2858 check_64bit parisc parisc64 'sizeof(void *) > 4'
2859 spic=$shared
2860 ;;
56203596
MR
2861 ppc)
2862 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 2863 spic=$shared
56203596 2864 ;;
4cd217c0
MR
2865 sparc)
2866 check_64bit sparc sparc64 'sizeof(void *) > 4'
2867 spic=$shared
2868 ;;
e939cedd 2869 x86)
d4c99513 2870 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2871 if test "$subarch" = "x86_64"; then
e939cedd 2872 spic=$shared
de27f4d9 2873 fi
b24dbcbd 2874 ;;
b24dbcbd
RP
2875esac
2876
343aef9b 2877enable $subarch
8a3c8627 2878enabled spic && enable pic
b24dbcbd 2879
7483e694 2880# OS specific
4f854758 2881case $target_os in
a1629e28 2882 haiku)
63ae7e7c 2883 prefix_default="/boot/common"
108caaaa 2884 network_extralibs="-lnetwork"
f59c4bd6 2885 host_libs=
a1629e28 2886 ;;
7483e694 2887 sunos)
4d58e4cb 2888 AVSERVERLDFLAGS=""
9987769a 2889 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2890 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2891 network_extralibs="-lsocket -lnsl"
779222db 2892 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2893 # When using suncc to build, the Solaris linker will mark
2894 # an executable with each instruction set encountered by
2895 # the Solaris assembler. As our libraries contain their own
2896 # guards for processor-specific code, instead suppress
2897 # generation of the HWCAPS ELF section on Solaris x86 only.
2898 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2899 nm_default='nm -P -g'
7483e694
DB
2900 ;;
2901 netbsd)
a1e4b3f6 2902 disable symver
07a8eef6
MR
2903 oss_indev_extralibs="-lossaudio"
2904 oss_outdev_extralibs="-lossaudio"
7483e694 2905 ;;
d488c3bc 2906 openbsd|bitrig)
a1e4b3f6 2907 disable symver
7483e694 2908 SHFLAGS='-shared'
69dca3a4 2909 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 2910 SLIB_INSTALL_LINKS=
07a8eef6
MR
2911 oss_indev_extralibs="-lossaudio"
2912 oss_outdev_extralibs="-lossaudio"
7483e694 2913 ;;
a1e4b3f6 2914 dragonfly)
a1e4b3f6
MR
2915 disable symver
2916 ;;
2917 freebsd)
7483e694
DB
2918 ;;
2919 bsd/os)
355d81df 2920 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2921 ;;
2922 darwin)
301ab19d 2923 gas="gas-preprocessor.pl $cc"
e08b8239 2924 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2925 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2926 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2927 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2928 SLIBSUF=".dylib"
2929 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2930 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2931 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2932 objformat="macho"
1b0f6fb8 2933 enabled x86_64 && objformat="macho64"
8dfa86f7 2934 enabled_any pic shared ||
2704bd1a 2935 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2936 ;;
2937 mingw32*)
9d3f4f50 2938 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2939 disable network
2940 else
2941 target_os=mingw32
2942 fi
dcc01c06 2943 LIBTARGET=i386
1fc9fb8a 2944 if enabled x86_64; then
417516f6 2945 LIBTARGET="i386:x86-64"
336cc1b0 2946 elif enabled arm; then
15c5156d 2947 LIBTARGET=arm-wince
dcc01c06 2948 fi
fbd971a4 2949 shlibdir_default="$bindir_default"
7483e694
DB
2950 SLIBPREF=""
2951 SLIBSUF=".dll"
7483e694
DB
2952 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2953 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 2954 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
2955 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2956 SLIB_INSTALL_LINKS=
2957 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2958 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 2959 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2960 objformat="win32"
ec10a9ab 2961 dlltool="${cross_prefix}dlltool"
a3222470 2962 ranlib=:
bc574408 2963 enable dos_paths
7483e694 2964 ;;
53e8cd68 2965 win32|win64)
d66c52c2
MS
2966 if enabled shared; then
2967 # Link to the import library instead of the normal static library
2968 # for shared libs.
2969 LD_LIB='%.lib'
2970 # Cannot build shared and static libraries at the same time with
2971 # MSVC.
2972 disable static
2973 fi
2974 shlibdir_default="$bindir_default"
2975 SLIBPREF=""
2976 SLIBSUF=".dll"
2977 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2978 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2979 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2980 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2981 SLIB_INSTALL_LINKS=
2982 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2983 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2984 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2985 objformat="win32"
2986 ranlib=:
2987 enable dos_paths
2988 ;;
7483e694 2989 cygwin*)
4f854758 2990 target_os=cygwin
fbd971a4 2991 shlibdir_default="$bindir_default"
7483e694
DB
2992 SLIBPREF="cyg"
2993 SLIBSUF=".dll"
2994 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2995 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2996 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2997 SLIB_INSTALL_LINKS=
2998 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2999 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3000 objformat="win32"
bc574408 3001 enable dos_paths
7483e694 3002 ;;
4f365f37 3003 *-dos|freedos|opendos)
4f365f37 3004 network_extralibs="-lsocket"
ff1c015d 3005 objformat="coff"
bc574408 3006 enable dos_paths
a7a187a1 3007 add_cppflags -U__STRICT_ANSI__
4f365f37 3008 ;;
7483e694 3009 linux)
7483e694
DB
3010 enable dv1394
3011 ;;
3012 irix*)
4f854758 3013 target_os=irix
7483e694
DB
3014 ranlib="echo ignoring ranlib"
3015 ;;
d22e8442 3016 os/2*)
d22e8442 3017 ln_s="cp -f"
9297f1ed 3018 objformat="aout"
e14574eb 3019 add_cppflags -D_GNU_SOURCE
355d81df 3020 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3021 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 3022 AVSERVERLDFLAGS=""
287d3b13 3023 LIBSUF="_s.a"
d22e8442
DY
3024 SLIBPREF=""
3025 SLIBSUF=".dll"
3026 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3027 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3028 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3029 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3030 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3031 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3032 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3033 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3034 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3035 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3036 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3037 enable dos_paths
d22e8442 3038 ;;
83993c1c 3039 gnu/kfreebsd)
3bd1eacd 3040 add_cppflags -D_BSD_SOURCE
83993c1c 3041 ;;
34e82167 3042 gnu)
34e82167 3043 ;;
d33ed7b3
MR
3044 qnx)
3045 add_cppflags -D_QNX_SOURCE
3046 network_extralibs="-lsocket"
3047 ;;
1c69c79f
MS
3048 symbian)
3049 SLIBSUF=".dll"
3050 enable dos_paths
e3bc07f4
MS
3051 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3052 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3053 add_ldflags -Wl,--target1-abs,--no-undefined \
3054 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3055 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3056 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3057 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3058 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3059 ;;
fdd66609
MR
3060 osf1)
3061 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
3062 AVSERVERLDFLAGS=
3063 ;;
741a8b72
MR
3064 minix)
3065 ;;
4ebc6a74
MR
3066 plan9)
3067 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3068 -D_REENTRANT_SOURCE \
3069 -D_RESEARCH_SOURCE \
3070 -DFD_SETSIZE=96 \
3071 -DHAVE_SOCK_OPTS
3072 add_compat strtod.o strtod=avpriv_strtod
3073 network_extralibs='-lbsd'
3074 exeobjs=compat/plan9/main.o
3075 disable avserver
3076 ln_s='ln -s -f'
3077 cp_f='cp'
3078 ;;
614d8911
MR
3079 none)
3080 ;;
7483e694 3081 *)
4f924f9a 3082 die "Unknown OS '$target_os'."
7483e694
DB
3083 ;;
3084esac
3085
b797f3c4
MR
3086# determine libc flavour
3087
197252f1 3088# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3089if check_cpp_condition features.h "defined __UCLIBC__"; then
3090 libc_type=uclibc
3bd1eacd 3091 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3092elif check_cpp_condition features.h "defined __GLIBC__"; then
3093 libc_type=glibc
3bd1eacd 3094 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3095# MinGW headers can be installed on Cygwin, so check for newlib first.
3096elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3097 libc_type=newlib
3098 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3099elif check_header _mingw.h; then
3100 libc_type=mingw
3101 check_cpp_condition _mingw.h \
3102 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3103 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3104 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3105 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3106elif check_func_headers stdlib.h _get_doserrno; then
3107 libc_type=msvcrt
84e65c76
MR
3108 add_compat strtod.o strtod=avpriv_strtod
3109 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3110 _snprintf=avpriv_snprintf \
3111 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
3112elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3113 libc_type=klibc
3114fi
3115
3116test -n "$libc_type" && enable $libc_type
3117
5ab432fa
MR
3118# hacks for compiler/libc/os combinations
3119
3120if enabled_all tms470 glibc; then
b6f8d635 3121 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3122 add_cppflags -D__USER_LABEL_PREFIX__=
3123 add_cppflags -D__builtin_memset=memset
3124 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3125 add_cflags -pds=48 # incompatible redefinition of macro
3126fi
3127
457cc333
MR
3128if enabled_all ccc glibc; then
3129 add_ldflags -Wl,-z,now # calls to libots crash without this
3130fi
3131
6555acad
MR
3132esc(){
3133 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
3134}
3135
3136echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 3137
13cb2187
AS
3138check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3139
c9d19248 3140set_default $PATHS_LIST
2a8a860a 3141set_default nm
c9d19248 3142
320d060a 3143# we need to build at least one lib type
93b3c083 3144if ! enabled_any static shared; then
320d060a
DB
3145 cat <<EOF
3146At least one library type must be built.
3147Specify --enable-static to build the static libraries or --enable-shared to
3148build the shared libraries as well. To only build the shared libraries specify
3149--disable-static in addition to --enable-shared.
3150EOF
3151 exit 1;
3152fi
3153
2184c6f7 3154die_license_disabled() {
4c27207c 3155 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3156}
3157
e417d80d 3158die_license_disabled gpl libcdio
2184c6f7 3159die_license_disabled gpl libx264
de295976 3160die_license_disabled gpl libxavs
2184c6f7 3161die_license_disabled gpl libxvid
2184c6f7
DB
3162die_license_disabled gpl x11grab
3163
2f7ae63b 3164die_license_disabled nonfree libfaac
87246953 3165die_license_disabled nonfree libfdk_aac
a060866f 3166die_license_disabled nonfree openssl
b2e3c528 3167
0b175caa
DB
3168die_license_disabled version3 libopencore_amrnb
3169die_license_disabled version3 libopencore_amrwb
d89e738a 3170die_license_disabled version3 libvo_aacenc
f502ff3f 3171die_license_disabled version3 libvo_amrwbenc
0b175caa 3172
9cad0e4e 3173enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3174
40617a6d 3175disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3176
e276d9e8
MR
3177enable_pic() {
3178 enable pic
bce7b696
MR
3179 add_cppflags -DPIC
3180 add_cflags -fPIC
3181 add_asflags -fPIC
e276d9e8
MR
3182}
3183
3184enabled pic && enable_pic
bce7b696 3185
b4d96ba2
MR
3186check_cc <<EOF || die "Symbol mangling check failed."
3187int ff_extern;
3188EOF
2a8a860a 3189sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3190extern_prefix=${sym%%ff_extern*}
3191
afb5ed55 3192check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3193void foo(void) { __asm__ volatile ("" ::); }
3194EOF
61d251db 3195
df5e3978
MR
3196_restrict=
3197for restrict_keyword in restrict __restrict__ __restrict; do
3198 check_cc <<EOF && _restrict=$restrict_keyword && break
3199void foo(char * $restrict_keyword p);
3200EOF
3201done
3202
3203check_cc <<EOF && enable attribute_packed
3204struct { int x; } __attribute__((packed)) x;
3205EOF
3206
dffb41b9
MR
3207check_cc <<EOF && enable attribute_may_alias
3208union { int x; } __attribute__((may_alias)) x;
3209EOF
3210
df5e3978
MR
3211check_cc <<EOF || die "endian test failed"
3212unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3213EOF
48fc536a 3214od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3215
e939cedd
MR
3216if enabled alpha; then
3217
3218 check_cflags -mieee
3219
3220elif enabled arm; then
e45391bb 3221
66371c28 3222 check_cpp_condition stddef.h "defined __thumb__" && enable_weak thumb
8986fddc 3223 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3224 nogas=die
50fa82e6 3225
44caaa56
MR
3226 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3227 enable vfp_args
3228 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3229 case "${cross_prefix:-$cc}" in
3230 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3231 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3232__asm__ (".eabi_attribute 28, 1");
3233int main(void) { return 0; }
3234EOF
44caaa56
MR
3235 esac
3236 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3237 fi
fa0912fe 3238
7f2b3dca
MR
3239 enabled armv5te && check_insn armv5te 'qadd r0, r0, r0'
3240 enabled armv6 && check_insn armv6 'sadd16 r0, r0, r0'
3241 enabled armv6t2 && check_insn armv6t2 'movt r0, #0'
7f2b3dca 3242 enabled neon && check_insn neon 'vadd.i16 q0, q0, q0'
b3267559 3243 enabled vfp && check_insn vfp 'fadds s0, s0, s0'
7f2b3dca
MR
3244 enabled vfpv3 && check_insn vfpv3 'vmov.f32 s0, #1.0'
3245
b57c1da8
MR
3246 [ $target_os = linux ] ||
3247 map 'enabled_any ${v}_external ${v}_inline || disable $v' \
3248 $ARCH_EXT_LIST_ARM
e45391bb 3249
575db883
DB
3250 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3251 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3252
e276d9e8
MR
3253 enabled_all armv6t2 shared !pic && enable_pic
3254
fa0912fe 3255elif enabled mips; then
e45391bb 3256
575db883 3257 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3258
5af530f5
MR
3259elif enabled parisc; then
3260
3261 if enabled gcc; then
3262 case $($cc -dumpversion) in
3263 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3264 esac
3265 fi
3266
fa0912fe 3267elif enabled ppc; then
e45391bb 3268
e6a0c354
MR
3269 enable local_aligned_8 local_aligned_16
3270
575db883
DB
3271 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3272 check_inline_asm ibm_asm '"add 0, 0, 0"'
3273 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3274 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3275
3276 # AltiVec flags: The FSF version of GCC differs from the Apple version
3277 if enabled altivec; then
301ab19d 3278 nogas=warn
fa0912fe
MR
3279 check_cflags -maltivec -mabi=altivec &&
3280 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3281 check_cflags -faltivec
3282
3283 # check if our compiler supports Motorola AltiVec C API
3284 check_cc <<EOF || disable altivec
3285$inc_altivec_h
3286int main(void) {
20bcce50
MR
3287 vector signed int v1 = (vector signed int) { 0 };
3288 vector signed int v2 = (vector signed int) { 1 };
3289 v1 = vec_add(v1, v2);
fa0912fe
MR
3290 return 0;
3291}
3292EOF
3293
20bcce50 3294 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3295 fi
e45391bb 3296
fa0912fe 3297elif enabled sparc; then
e45391bb 3298
6aa93689 3299 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3300
fa0912fe 3301elif enabled x86; then
e45391bb 3302
8e85ba8d
DB
3303 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3304
f80ddd5b
RB
3305 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3306
e6a0c354
MR
3307 enable local_aligned_8 local_aligned_16
3308
44965991
PI
3309 # check whether EBP is available on x86
3310 # As 'i' is stored on the stack, this program will crash
3311 # if the base pointer is used to access it because the
3312 # base pointer is cleared in the inline assembly code.
7dfef245 3313 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3314volatile int i=0;
3315__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3316return i;
44965991
PI
3317EOF
3318
f494213c 3319 # check whether EBX is available on x86
575db883
DB
3320 check_inline_asm ebx_available '""::"b"(0)' &&
3321 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3322
6f74fb03 3323 # check whether xmm clobbers a