rtmpproto: Fix limelight authentication with abbreviated app names
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
3b327a4b
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 103 --disable-all disable building components, libraries and programs
3b327a4b 104
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105Program options:
106 --disable-programs do not build command line programs
6291d7e4 107 --disable-avconv disable avconv build
266463da 108 --disable-avplay disable avplay build
9e12f0bf 109 --disable-avprobe disable avprobe build
4d58e4cb 110 --disable-avserver disable avserver build
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111
112Component options:
113 --disable-doc do not build documentation
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114 --disable-avdevice disable libavdevice build
115 --disable-avcodec disable libavcodec build
116 --disable-avformat disable libavformat build
d89f2fa9 117 --disable-avutil disable libavutil build
5a0f7131 118 --disable-swscale disable libswscale build
cccc039f 119 --disable-avfilter disable video filter support [no]
c8af852b 120 --disable-avresample disable libavresample build [no]
0dbfc1db 121 --disable-pthreads disable pthreads [auto]
7b7b220c 122 --disable-w32threads disable Win32 threads [auto]
06454877 123 --disable-network disable network support [no]
7f3f5f46 124 --disable-dct disable DCT code
0b499c9b 125 --disable-error-resilience disable error resilience code
193cdd9a 126 --disable-lsp disable LSP code
2a91ada8 127 --disable-lzo disable LZO decoder code
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128 --disable-mdct disable MDCT code
129 --disable-rdft disable RDFT code
3b327a4b 130 --disable-fft disable FFT code
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131
132Hardware accelerators:
3b327a4b 133 --enable-dxva2 enable DXVA2 code
dcb73592 134 --enable-vaapi enable VAAPI code
ac3dbb4d 135 --enable-vda enable VDA code
e8f6bd4b 136 --enable-vdpau enable VDPAU code
3b327a4b
DB
137
138Individual component options:
bb55e3a3 139 --disable-everything disable all components listed below
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140 --disable-encoder=NAME disable encoder NAME
141 --enable-encoder=NAME enable encoder NAME
142 --disable-encoders disable all encoders
143 --disable-decoder=NAME disable decoder NAME
144 --enable-decoder=NAME enable decoder NAME
145 --disable-decoders disable all decoders
146 --disable-hwaccel=NAME disable hwaccel NAME
147 --enable-hwaccel=NAME enable hwaccel NAME
148 --disable-hwaccels disable all hwaccels
149 --disable-muxer=NAME disable muxer NAME
150 --enable-muxer=NAME enable muxer NAME
151 --disable-muxers disable all muxers
152 --disable-demuxer=NAME disable demuxer NAME
153 --enable-demuxer=NAME enable demuxer NAME
154 --disable-demuxers disable all demuxers
155 --enable-parser=NAME enable parser NAME
156 --disable-parser=NAME disable parser NAME
157 --disable-parsers disable all parsers
158 --enable-bsf=NAME enable bitstream filter NAME
159 --disable-bsf=NAME disable bitstream filter NAME
160 --disable-bsfs disable all bitstream filters
161 --enable-protocol=NAME enable protocol NAME
162 --disable-protocol=NAME disable protocol NAME
163 --disable-protocols disable all protocols
3b327a4b 164 --enable-indev=NAME enable input device NAME
06454877 165 --disable-indev=NAME disable input device NAME
06454877 166 --disable-indevs disable input devices
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167 --enable-outdev=NAME enable output device NAME
168 --disable-outdev=NAME disable output device NAME
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169 --disable-outdevs disable output devices
170 --disable-devices disable all devices
171 --enable-filter=NAME enable filter NAME
172 --disable-filter=NAME disable filter NAME
173 --disable-filters disable all filters
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174
175External library support:
03039f4c 176 --enable-avisynth enable reading of AviSynth script files [no]
06454877 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]
c547e5ff 183 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 184 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 185 --enable-libfreetype enable libfreetype [no]
c547e5ff 186 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 187 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 188 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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189 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
190 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
191 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 192 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 193 --enable-libopus enable Opus decoding via libopus [no]
7c922411 194 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 195 --enable-librtmp enable RTMP[E] support via librtmp [no]
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196 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
197 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 198 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 199 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 200 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 201 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 202 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 203 --enable-libwavpack enable wavpack encoding via libwavpack [no]
06454877 204 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 205 --enable-libxavs enable AVS encoding via xavs [no]
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206 --enable-libxvid enable Xvid encoding via xvidcore,
207 native MPEG-4/Xvid encoder exists [no]
a060866f 208 --enable-openssl enable openssl [no]
45235ac4 209 --enable-x11grab enable X11 grabbing [no]
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210 --enable-zlib enable zlib [autodetect]
211
212Advanced options (experts only):
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213 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
214 --enable-cross-compile assume a cross-compiler is used
215 --sysroot=PATH root of cross-build tree
216 --sysinclude=PATH location of cross-build system headers
217 --target-os=OS compiler targets OS [$target_os]
218 --target-exec=CMD command to run executables on target
219 --target-path=DIR path to view of build directory on target
ba13606c 220 --target-samples=DIR path to samples directory on target
aeeb782c 221 --toolchain=NAME set tool defaults according to NAME
06454877 222 --nm=NM use nm tool
121d78d0 223 --ar=AR use archive tool AR [$ar_default]
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224 --as=AS use assembler AS [$as_default]
225 --cc=CC use C compiler CC [$cc_default]
193cdd9a 226 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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227 --ld=LD use linker LD
228 --host-cc=HOSTCC use host C compiler HOSTCC
229 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 230 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 231 --host-ld=HOSTLD use host linker HOSTLD
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232 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
233 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 234 --host-os=OS compiler host OS [$target_os]
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235 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
236 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
237 --extra-libs=ELIBS add ELIBS [$ELIBS]
238 --extra-version=STRING version string suffix []
193cdd9a 239 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 240 --build-suffix=SUFFIX library name suffix []
3b327a4b 241 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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242 --arch=ARCH select architecture [$arch]
243 --cpu=CPU select the minimum required CPU (affects
244 instruction selection, may crash on older CPUs)
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DB
245 --enable-pic build position-independent code
246 --enable-sram allow use of on-chip SRAM
193cdd9a 247 --enable-thumb compile for Thumb instruction set
3b327a4b 248 --disable-symver disable symbol versioning
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DB
249 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
250 --disable-safe-bitstream-reader
251 disable buffer boundary checking in bitreaders
252 (faster, but may crash)
253 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 254 --enable-lto use link-time optimization
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DB
255
256Optimization options (experts only):
c8a4ae00 257 --disable-asm disable all assembler optimizations
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258 --disable-altivec disable AltiVec optimizations
259 --disable-amd3dnow disable 3DNow! optimizations
260 --disable-amd3dnowext disable 3DNow! extended optimizations
261 --disable-mmx disable MMX optimizations
239fdf1b 262 --disable-mmxext disable MMXEXT optimizations
06454877 263 --disable-sse disable SSE optimizations
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DB
264 --disable-sse2 disable SSE2 optimizations
265 --disable-sse3 disable SSE3 optimizations
06454877 266 --disable-ssse3 disable SSSE3 optimizations
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DB
267 --disable-sse4 disable SSE4 optimizations
268 --disable-sse42 disable SSE4.2 optimizations
87f1355f 269 --disable-avx disable AVX optimizations
79687079 270 --disable-fma4 disable FMA4 optimizations
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271 --disable-armv5te disable armv5te optimizations
272 --disable-armv6 disable armv6 optimizations
273 --disable-armv6t2 disable armv6t2 optimizations
b3267559 274 --disable-vfp disable VFP optimizations
5ea20630 275 --disable-neon disable NEON optimizations
06454877 276 --disable-vis disable VIS optimizations
afb5ed55 277 --disable-inline-asm disable use of inline assembler
06454877 278 --disable-yasm disable use of yasm assembler
06454877 279
070c5d0f 280Developer options (useful when working on Libav itself):
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281 --disable-debug disable debugging symbols
282 --enable-debug=LEVEL set the debug level [$debuglevel]
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283 --disable-optimizations disable compiler optimizations
284 --enable-extra-warnings enable more compiler warnings
52b3cc60 285 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 286 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
287 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
288 should be used only for debugging purposes)
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289 --enable-random randomly enable/disable components
290 --disable-random
291 --enable-random=LIST randomly enable/disable specific components or
292 --disable-random=LIST component groups. LIST is a comma-separated list
293 of NAME[:PROB] entries where NAME is a component
294 (group) and PROB the probability associated with
295 NAME (default 0.5).
296 --random-seed=VALUE seed value for --enable/disable-random
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297
298NOTE: Object files are built at the place where configure is launched.
299EOF
60e8bc13 300 exit 0
74c53c2d 301}
cf9d24ad 302
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303quotes='""'
304
57bd82d4 305log(){
2270b4b2 306 echo "$@" >> $logfile
57bd82d4
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307}
308
720c69da 309log_file(){
c8e9f801 310 log BEGIN $1
2270b4b2 311 pr -n -t $1 >> $logfile
c8e9f801
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312 log END $1
313}
314
2ba042a7 315echolog(){
c8e9f801 316 log "$@"
57bd82d4 317 echo "$@"
2ba042a7
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318}
319
7bfc8ae6
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320warn(){
321 log "WARNING: $*"
322 WARNINGS="${WARNINGS}WARNING: $*\n"
323}
324
2ba042a7
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325die(){
326 echolog "$@"
327 cat <<EOF
d326cf7f 328
2ba042a7 329If you think configure made a mistake, make sure you are using the latest
4a6a21f5 330version from Git. If the latest version fails, report the problem to the
070c5d0f 331libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 332EOF
e155a21a 333 if disabled logging; then
2ba042a7 334 cat <<EOF
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335Rerun configure with logging enabled (do not use --disable-logging), and
336include the log this produces with your report.
2ba042a7
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337EOF
338 else
f69f51b3 339 cat <<EOF
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DB
340Include the log file "$logfile" produced by configure as this will help
341solving the problem.
2ba042a7
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342EOF
343 fi
57bd82d4
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344 exit 1
345}
346
6c6007d6 347# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 348toupper(){
6c6007d6 349 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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350}
351
4a5444db 352tolower(){
6c6007d6 353 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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354}
355
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356c_escape(){
357 echo "$*" | sed 's/["\\]/\\\0/g'
358}
359
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MR
360sh_quote(){
361 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 362 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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363 echo "$v"
364}
365
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366cleanws(){
367 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
368}
369
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370filter(){
371 pat=$1
372 shift
373 for v; do
98ef6079 374 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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375 done
376}
377
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378filter_out(){
379 pat=$1
380 shift
381 for v; do
382 eval "case $v in $pat) ;; *) echo $v ;; esac"
383 done
384}
385
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386map(){
387 m=$1
388 shift
e0e335a0 389 for v; do eval $m; done
36e2dea0
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390}
391
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392add_suffix(){
393 suffix=$1
394 shift
395 for v; do echo ${v}${suffix}; done
396}
397
a8d04fba
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398set_all(){
399 value=$1
400 shift
401 for var in $*; do
402 eval $var=$value
403 done
404}
405
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406set_weak(){
407 value=$1
408 shift
409 for var; do
410 eval : \${$var:=$value}
411 done
412}
413
f868b24d
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414sanitize_var_name(){
415 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
416}
417
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418set_safe(){
419 var=$1
420 shift
f868b24d 421 eval $(sanitize_var_name "$var")='$*'
3f8040db
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422}
423
424get_safe(){
f868b24d 425 eval echo \$$(sanitize_var_name "$1")
3f8040db
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426}
427
799c9e9b 428pushvar(){
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MS
429 for pvar in $*; do
430 eval level=\${${pvar}_level:=0}
431 eval ${pvar}_${level}="\$$pvar"
432 eval ${pvar}_level=$(($level+1))
799c9e9b
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433 done
434}
435
436popvar(){
4d810ad2
MS
437 for pvar in $*; do
438 eval level=\${${pvar}_level:-0}
799c9e9b
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439 test $level = 0 && continue
440 eval level=$(($level-1))
4d810ad2
MS
441 eval $pvar="\${${pvar}_${level}}"
442 eval ${pvar}_level=$level
443 eval unset ${pvar}_${level}
799c9e9b
MR
444 done
445}
446
a8d04fba
MR
447enable(){
448 set_all yes $*
449}
450
451disable(){
452 set_all no $*
453}
454
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455enable_weak(){
456 set_weak yes $*
457}
458
459disable_weak(){
460 set_weak no $*
461}
462
72702705 463enable_safe(){
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MR
464 for var; do
465 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
466 done
72702705
MR
467}
468
469disable_safe(){
fd07f803
MR
470 for var; do
471 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
472 done
72702705
MR
473}
474
f9d328da
MR
475do_enable_deep(){
476 for var; do
477 enabled $var && continue
478 eval sel="\$${var}_select"
c510c7b5
MR
479 eval sgs="\$${var}_suggest"
480 pushvar var sgs
f9d328da 481 enable_deep $sel
c510c7b5
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482 popvar sgs
483 enable_deep_weak $sgs
f9d328da
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484 popvar var
485 done
486}
487
488enable_deep(){
489 do_enable_deep $*
490 enable $*
491}
492
72a43668 493enable_deep_weak(){
ffb068ce
MS
494 for var; do
495 disabled $var && continue
496 pushvar var
497 do_enable_deep $var
498 popvar var
499 enable_weak $var
500 done
72a43668
MR
501}
502
57bd82d4 503enabled(){
3250003c
MR
504 test "${1#!}" = "$1" && op== || op=!=
505 eval test "x\$${1#!}" $op "xyes"
44161118
MR
506}
507
37970ebf 508disabled(){
3250003c
MR
509 test "${1#!}" = "$1" && op== || op=!=
510 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
511}
512
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513enabled_all(){
514 for opt; do
515 enabled $opt || return 1
516 done
517}
518
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DB
519disabled_all(){
520 for opt; do
521 disabled $opt || return 1
522 done
523}
524
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525enabled_any(){
526 for opt; do
527 enabled $opt && return 0
528 done
529}
530
85bca2c5
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531disabled_any(){
532 for opt; do
533 disabled $opt && return 0
534 done
f7b230a7 535 return 1
85bca2c5
DB
536}
537
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538set_default(){
539 for opt; do
88268e94 540 eval : \${$opt:=\$${opt}_default}
c9d19248
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541 done
542}
543
4a0d6686
AJ
544is_in(){
545 value=$1
546 shift
547 for var in $*; do
548 [ $var = $value ] && return 0
549 done
550 return 1
551}
552
d4f8cecc 553do_check_deps(){
30fd06be 554 for cfg; do
3250003c 555 cfg="${cfg#!}"
799c9e9b
MR
556 enabled ${cfg}_checking && die "Circular dependency for $cfg."
557 disabled ${cfg}_checking && continue
558 enable ${cfg}_checking
d4f8cecc 559 append allopts $cfg
799c9e9b 560
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561 eval dep_all="\$${cfg}_deps"
562 eval dep_any="\$${cfg}_deps_any"
7ef3425f 563 eval dep_sel="\$${cfg}_select"
c510c7b5 564 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
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565 eval dep_ifa="\$${cfg}_if"
566 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 567
3d7453e0 568 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 569 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 570 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 571
3d7453e0
MR
572 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
573 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
574 enabled_all $dep_all || disable $cfg
575 enabled_any $dep_any || disable $cfg
7ef3425f 576 disabled_any $dep_sel && disable $cfg
799c9e9b 577
4ec45764 578 if enabled $cfg; then
f9d328da 579 enable_deep $dep_sel
c510c7b5 580 enable_deep_weak $dep_sgs
4ec45764
RP
581 fi
582
799c9e9b 583 disable ${cfg}_checking
30fd06be
MR
584 done
585}
586
d4f8cecc
MR
587check_deps(){
588 unset allopts
589
590 do_check_deps "$@"
591
592 for cfg in $allopts; do
593 enabled $cfg || continue
594 eval dep_extralibs="\$${cfg}_extralibs"
595 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
596 done
597}
598
44161118
MR
599print_config(){
600 pfx=$1
72cfcf41
MR
601 files=$2
602 shift 2
f454e879
MR
603 map 'eval echo "$v \${$v:-no}"' "$@" |
604 awk "BEGIN { split(\"$files\", files) }
605 {
606 c = \"$pfx\" toupper(\$1);
607 v = \$2;
608 sub(/yes/, 1, v);
609 sub(/no/, 0, v);
610 for (f in files) {
611 file = files[f];
612 if (file ~ /\\.h\$/) {
613 printf(\"#define %s %d\\n\", c, v) >>file;
614 } else if (file ~ /\\.asm\$/) {
615 printf(\"%%define %s %d\\n\", c, v) >>file;
616 } else if (file ~ /\\.mak\$/) {
d16c4aeb 617 n = -v ? \"\" : \"!\";
f454e879
MR
618 printf(\"%s%s=yes\\n\", n, c) >>file;
619 }
620 }
621 }"
57bd82d4
MR
622}
623
31c0121d 624print_enabled(){
31c0121d
MR
625 suf=$1
626 shift
627 for v; do
9eda2a85 628 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
629 done
630}
631
57bd82d4
MR
632append(){
633 var=$1
634 shift
57bd82d4
MR
635 eval "$var=\"\$$var $*\""
636}
637
60361817
MR
638prepend(){
639 var=$1
640 shift
641 eval "$var=\"$* \$$var\""
642}
643
50a334e4 644add_cppflags(){
cd52ec95 645 append CPPFLAGS "$@"
50a334e4
MR
646}
647
57bd82d4 648add_cflags(){
01d31e16 649 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
650}
651
2f2e6c7c 652add_asflags(){
01d31e16 653 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
654}
655
57bd82d4 656add_ldflags(){
64933b6c 657 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
658}
659
660add_extralibs(){
64933b6c 661 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
662}
663
4cc4b33f
DB
664add_host_cppflags(){
665 append host_cppflags "$@"
666}
667
6c3fa06a
MR
668add_host_cflags(){
669 append host_cflags $($host_cflags_filter "$@")
670}
671
672add_host_ldflags(){
673 append host_ldflags $($host_ldflags_filter "$@")
674}
675
84e65c76
MR
676add_compat(){
677 append compat_objs $1
678 shift
679 map 'add_cppflags -D$v' "$@"
680}
681
b0cfb663 682check_cmd(){
b3cb5d51 683 log "$@"
2270b4b2 684 "$@" >> $logfile 2>&1
b0cfb663
MR
685}
686
b2704a65
MR
687cc_o(){
688 eval printf '%s\\n' $CC_O
689}
690
18031c49
MR
691cc_e(){
692 eval printf '%s\\n' $CC_E
693}
694
dcd479c0 695check_cc(){
57bd82d4 696 log check_cc "$@"
2270b4b2 697 cat > $TMPC
720c69da 698 log_file $TMPC
23565c26 699 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
700}
701
702check_cpp(){
703 log check_cpp "$@"
2270b4b2 704 cat > $TMPC
720c69da 705 log_file $TMPC
18031c49 706 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
707}
708
df0d6341
MR
709as_o(){
710 eval printf '%s\\n' $AS_O
711}
712
f65883c8
MR
713check_as(){
714 log check_as "$@"
7fd90119
MR
715 cat > $TMPS
716 log_file $TMPS
717 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
718}
719
575db883
DB
720check_inline_asm(){
721 log check_inline_asm "$@"
940f335a 722 name="$1"
3784e82e 723 code="$2"
940f335a 724 shift 2
49214f61 725 disable $name
7fd90119 726 check_cc "$@" <<EOF && enable $name
3784e82e 727void foo(void){ __asm__ volatile($code); }
940f335a
MR
728EOF
729}
730
c6ebc9fa
MR
731check_insn(){
732 log check_insn "$@"
733 check_inline_asm ${1}_inline "\"$2\""
734 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
735}
736
304d586d
LM
737check_yasm(){
738 log check_yasm "$@"
739 echo "$1" > $TMPS
740 log_file $TMPS
741 shift 1
742 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
743}
744
29b64b68
MR
745ld_o(){
746 eval printf '%s\\n' $LD_O
747}
748
dcd479c0 749check_ld(){
57bd82d4 750 log check_ld "$@"
66a1ccd7
MR
751 flags=$(filter_out '-l*' "$@")
752 libs=$(filter '-l*' "$@")
01d31e16 753 check_cc $($cflags_filter $flags) || return
64933b6c
MR
754 flags=$($ldflags_filter $flags)
755 libs=$($ldflags_filter $libs)
29b64b68 756 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
757}
758
5adc829e
MR
759check_code(){
760 log check_code "$@"
761 check=$1
762 headers=$2
763 code=$3
764 shift 3
765 {
766 for hdr in $headers; do
767 echo "#include <$hdr>"
768 done
769 echo "int main(void) { $code; return 0; }"
770 } | check_$check "$@"
771}
772
50a334e4
MR
773check_cppflags(){
774 log check_cppflags "$@"
caf458dd 775 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
776int x;
777EOF
778}
779
dcd479c0 780check_cflags(){
57bd82d4 781 log check_cflags "$@"
01d31e16 782 set -- $($cflags_filter "$@")
caf458dd 783 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
784int x;
785EOF
786}
787
2ed46eea
MR
788test_ldflags(){
789 log test_ldflags "$@"
790 check_ld "$@" <<EOF
c23a0ac8 791int main(void){ return 0; }
dcd479c0
MR
792EOF
793}
794
2ed46eea
MR
795check_ldflags(){
796 log check_ldflags "$@"
797 test_ldflags "$@" && add_ldflags "$@"
798}
799
dcd479c0 800check_header(){
57bd82d4 801 log check_header "$@"
dcd479c0
MR
802 header=$1
803 shift
b77df637
MR
804 disable_safe $header
805 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
806#include <$header>
807int x;
808EOF
809}
810
811check_func(){
57bd82d4 812 log check_func "$@"
dcd479c0
MR
813 func=$1
814 shift
d8bc5f06
MR
815 disable $func
816 check_ld "$@" <<EOF && enable $func
dcd479c0 817extern int $func();
c23a0ac8 818int main(void){ $func(); }
dcd479c0
MR
819EOF
820}
821
645d2652 822check_mathfunc(){
6b73c0ae 823 log check_mathfunc "$@"
645d2652 824 func=$1
1aa07aa2
MR
825 narg=$2
826 shift 2
827 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
828 disable $func
829 check_ld "$@" <<EOF && enable $func
830#include <math.h>
1aa07aa2 831float foo(float f, float g) { return $func($args); }
33bd38db 832int main(void){ return 0; }
645d2652
MR
833EOF
834}
835
2446d3d6
DB
836check_func_headers(){
837 log check_func_headers "$@"
f8d7b072 838 headers=$1
edaf1ae2 839 funcs=$2
f8d7b072 840 shift 2
edaf1ae2
MR
841 {
842 for hdr in $headers; do
843 echo "#include <$hdr>"
844 done
845 for func in $funcs; do
846 echo "long check_$func(void) { return (long) $func; }"
847 done
848 echo "int main(void) { return 0; }"
849 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
850}
851
a5344cf7
SS
852check_cpp_condition(){
853 log check_cpp_condition "$@"
854 header=$1
855 condition=$2
f855b7b9 856 shift 2
cd52ec95 857 check_cpp "$@" <<EOF
a5344cf7
SS
858#include <$header>
859#if !($condition)
860#error "unsatisfied condition: $condition"
861#endif
862EOF
863}
864
57bd82d4
MR
865check_lib(){
866 log check_lib "$@"
867 header="$1"
868 func="$2"
869 shift 2
84400e9d 870 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
871}
872
f8d7b072
MR
873check_lib2(){
874 log check_lib2 "$@"
875 headers="$1"
edaf1ae2 876 funcs="$2"
f8d7b072 877 shift 2
edaf1ae2 878 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
879}
880
3f8040db
MR
881check_pkg_config(){
882 log check_pkg_config "$@"
883 pkg="$1"
884 headers="$2"
885 funcs="$3"
886 shift 3
887 $pkg_config --exists $pkg || return
888 pkg_cflags=$($pkg_config --cflags $pkg)
889 pkg_libs=$($pkg_config --libs $pkg)
890 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
891 set_safe ${pkg}_cflags $pkg_cflags &&
892 set_safe ${pkg}_libs $pkg_libs
893}
894
dcd479c0 895check_exec(){
2270b4b2 896 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
897}
898
7dfef245 899check_exec_crash(){
5e622c40 900 code=$(cat)
7dfef245
MR
901
902 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
903 # are safe but may not be available everywhere. Thus we use
904 # raise(SIGTERM) instead. The check is run in a subshell so we
905 # can redirect the "Terminated" message from the shell. SIGBUS
906 # is not defined by standard C so it is used conditionally.
907
2270b4b2 908 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
909#include <signal.h>
910static void sighandler(int sig){
911 raise(SIGTERM);
912}
692dd8ed
MR
913int foo(void){
914 $code
915}
9495cd17 916int (*func_ptr)(void) = foo;
e5af4a11 917int main(void){
7dfef245
MR
918 signal(SIGILL, sighandler);
919 signal(SIGFPE, sighandler);
920 signal(SIGSEGV, sighandler);
921#ifdef SIGBUS
922 signal(SIGBUS, sighandler);
923#endif
9495cd17 924 return func_ptr();
7dfef245
MR
925}
926EOF
927}
928
72be9e73
DY
929check_type(){
930 log check_type "$@"
931 headers=$1
932 type=$2
933 shift 2
ae550ce9 934 disable_safe "$type"
5adc829e 935 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
936}
937
14d36751 938check_struct(){
813b82b9 939 log check_struct "$@"
14d36751
MR
940 headers=$1
941 struct=$2
942 member=$3
943 shift 3
944 disable_safe "${struct}_${member}"
5adc829e
MR
945 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
946 enable_safe "${struct}_${member}"
14d36751
MR
947}
948
9c7d85b3
DB
949check_builtin(){
950 log check_builtin "$@"
951 name=$1
952 headers=$2
953 builtin=$3
954 shift 3
955 disable "$name"
956 check_code ld "$headers" "$builtin" "$@" && enable "$name"
957}
958
57bd82d4
MR
959require(){
960 name="$1"
961 header="$2"
962 func="$3"
963 shift 3
964 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
965}
966
f8d7b072
MR
967require2(){
968 name="$1"
969 headers="$2"
970 func="$3"
971 shift 3
972 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
973}
974
3f8040db
MR
975require_pkg_config(){
976 pkg="$1"
977 check_pkg_config "$@" || die "ERROR: $pkg not found"
978 add_cflags $(get_safe ${pkg}_cflags)
979 add_extralibs $(get_safe ${pkg}_libs)
980}
981
ae43c4c0
MR
982hostcc_o(){
983 eval printf '%s\\n' $HOSTCC_O
984}
985
f0125de9
MR
986check_host_cc(){
987 log check_host_cc "$@"
988 cat > $TMPC
989 log_file $TMPC
ae43c4c0 990 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
991}
992
4cc4b33f
DB
993check_host_cppflags(){
994 log check_host_cppflags "$@"
995 check_host_cc "$@" <<EOF && append host_cppflags "$@"
996int x;
997EOF
998}
999
f0125de9
MR
1000check_host_cflags(){
1001 log check_host_cflags "$@"
6c3fa06a 1002 set -- $($host_cflags_filter "$@")
f0125de9
MR
1003 check_host_cc "$@" <<EOF && append host_cflags "$@"
1004int x;
1005EOF
1006}
1007
c505dd31
MR
1008apply(){
1009 file=$1
1010 shift
1011 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1012}
1013
c34681df 1014cp_if_changed(){
5e27ec28
MR
1015 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1016 mkdir -p "$(dirname $2)"
4ebc6a74 1017 $cp_f "$1" "$2"
c34681df
MR
1018}
1019
dcd61286
DB
1020# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1021# system-dependent things.
1022
4a0d6686
AJ
1023COMPONENT_LIST="
1024 bsfs
1025 decoders
1026 demuxers
1027 encoders
3cde40aa 1028 filters
5666fd73 1029 hwaccels
c552605c 1030 indevs
4a0d6686 1031 muxers
c552605c 1032 outdevs
4a0d6686
AJ
1033 parsers
1034 protocols
1035"
1036
3fc09b00
MR
1037EXTERNAL_LIBRARY_LIST="
1038 avisynth
1039 bzlib
1040 frei0r
1041 gnutls
1042 libcdio
1043 libdc1394
1044 libfaac
1045 libfdk_aac
1046 libfreetype
1047 libgsm
1048 libilbc
1049 libmp3lame
1050 libopencore_amrnb
1051 libopencore_amrwb
1052 libopencv
1053 libopenjpeg
1054 libopus
1055 libpulse
1056 librtmp
1057 libschroedinger
1058 libspeex
1059 libtheora
1060 libvo_aacenc
1061 libvo_amrwbenc
1062 libvorbis
1063 libvpx
84d3ff50 1064 libwavpack
3fc09b00
MR
1065 libx264
1066 libxavs
1067 libxvid
1068 openssl
1069 x11grab
1070 zlib
1071"
1072
70b348ec
DB
1073HWACCEL_LIST="
1074 dxva2
1075 vaapi
1076 vda
1077 vdpau
1078"
d89f2fa9
DB
1079LIBRARY_LIST="
1080 avcodec
1081 avdevice
1082 avfilter
1083 avformat
1084 avresample
1085 avutil
1086 swscale
1087"
1088
055c61b8
DB
1089PROGRAM_LIST="
1090 avconv
1091 avplay
1092 avprobe
1093 avserver
055c61b8
DB
1094"
1095
4a0d6686
AJ
1096CONFIG_LIST="
1097 $COMPONENT_LIST
3fc09b00 1098 $EXTERNAL_LIBRARY_LIST
70b348ec 1099 $HWACCEL_LIST
d89f2fa9 1100 $LIBRARY_LIST
055c61b8 1101 $PROGRAM_LIST
7f3f5f46 1102 dct
c73f65d9 1103 doc
0b499c9b 1104 error_resilience
1848f7d9 1105 fft
c88f5d72 1106 gpl
d8d0d0b2 1107 gray
3abe5fbd 1108 hardcoded_tables
b781cc12 1109 lsp
2a91ada8 1110 lzo
47a158cb 1111 mdct
c88f5d72 1112 memalign_hack
c88f5d72 1113 network
3fe142e2 1114 nonfree
8a3c8627 1115 pic
68602540 1116 rdft
e90f5b5a 1117 runtime_cpudetect
8cfbbd92 1118 safe_bitstream_reader
2e35e684 1119 shared
bd2216e4 1120 small
6b35d421 1121 sram
2e35e684 1122 static
a9ddb5b1 1123 swscale_alpha
8986fddc 1124 thumb
9cad0e4e 1125 version3
7e4d9d5d 1126 xmm_clobber_test
4a0d6686 1127"
c88f5d72 1128
8eee7025 1129THREADS_LIST='
8eee7025
DB
1130 pthreads
1131 w32threads
1132'
1133
f9f6402e
AK
1134ATOMICS_LIST='
1135 atomics_gcc
f9f6402e 1136 atomics_suncc
93e65e9a 1137 atomics_win32
f9f6402e
AK
1138'
1139
3f5b56e5 1140ARCH_LIST='
5873b623 1141 aarch64
3f5b56e5 1142 alpha
a2fc0f6a 1143 arm
fdcd782d
MR
1144 avr32
1145 avr32_ap
1146 avr32_uc
3f5b56e5
MR
1147 bfin
1148 ia64
1149 m68k
1150 mips
bae3abb0 1151 mips64
3f5b56e5 1152 parisc
79cb09b2 1153 ppc
34d11b87 1154 ppc64
3f5b56e5
MR
1155 s390
1156 sh4
1157 sparc
1158 sparc64
c75848cd
DB
1159 tilegx
1160 tilepro
0844bae1 1161 tomi
3f5b56e5
MR
1162 x86
1163 x86_32
1164 x86_64
1165'
1166
81dfa21e
MR
1167ARCH_EXT_LIST_ARM='
1168 armv5te
1169 armv6
1170 armv6t2
81dfa21e 1171 neon
b3267559 1172 vfp
81dfa21e
MR
1173 vfpv3
1174'
1175
50cd43f2 1176ARCH_EXT_LIST_X86='
3bf96eec 1177 amd3dnow
a1ef9f08 1178 amd3dnowext
50cd43f2
DB
1179 avx
1180 fma4
1181 mmx
1182 mmxext
1183 sse
1184 sse2
1185 sse3
1186 sse4
1187 sse42
1188 ssse3
1189'
1190
1191ARCH_EXT_LIST="
81dfa21e 1192 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1193 $ARCH_EXT_LIST_X86
1194 altivec
799fde37 1195 ppc4xx
bd9d34a0 1196 vis
50cd43f2 1197"
3f5b56e5 1198
fd712a55
DB
1199HAVE_LIST_CMDLINE='
1200 inline_asm
1201 symver
1202 yasm
1203'
1204
a3e02a8c
MR
1205HAVE_LIST_PUB='
1206 bigendian
d268eee9 1207 fast_unaligned
a3e02a8c
MR
1208'
1209
79042ab3 1210MATH_FUNCS="
fab0a8b2
MR
1211 atanf
1212 atan2f
79042ab3 1213 cbrtf
fab0a8b2 1214 cosf
79042ab3
DB
1215 exp2
1216 exp2f
fab0a8b2 1217 expf
79042ab3
DB
1218 isinf
1219 isnan
fab0a8b2 1220 ldexpf
79042ab3
DB
1221 llrint
1222 llrintf
1223 log2
1224 log2f
fab0a8b2 1225 log10f
79042ab3
DB
1226 lrint
1227 lrintf
fab0a8b2 1228 powf
79042ab3
DB
1229 rint
1230 round
1231 roundf
fab0a8b2 1232 sinf
79042ab3
DB
1233 trunc
1234 truncf
1235"
1236
3f5b56e5
MR
1237HAVE_LIST="
1238 $ARCH_EXT_LIST
43b73d59
DB
1239 $(add_suffix _external $ARCH_EXT_LIST)
1240 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1241 $HAVE_LIST_CMDLINE
a3e02a8c 1242 $HAVE_LIST_PUB
3f5b56e5 1243 $THREADS_LIST
f9f6402e 1244 $ATOMICS_LIST
79042ab3 1245 $MATH_FUNCS
be1a839c 1246 aligned_malloc
59782b82 1247 aligned_stack
35fd8122 1248 alsa_asoundlib_h
3f5b56e5 1249 altivec_h
c9fdab0d 1250 arpa_inet_h
ec9d2c15 1251 asm_mod_q
6308729e 1252 asm_mod_y
817dff57 1253 atomic_cas_ptr
f9f6402e 1254 atomics_native
dffb41b9 1255 attribute_may_alias
e7ea5e3d 1256 attribute_packed
43e0e0c4
LB
1257 cdio_paranoia_h
1258 cdio_paranoia_paranoia_h
ecf97f22 1259 closesocket
15caccb9 1260 CommandLineToArgvW
180d43bc 1261 cpunop
1093383d 1262 CryptGenRandom
c88f5d72 1263 dcbzl
f8aa696f
DB
1264 dev_bktr_ioctl_bt848_h
1265 dev_bktr_ioctl_meteor_h
1266 dev_ic_bt8xx_h
f8aa696f 1267 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1268 dev_video_meteor_ioctl_meteor_h
ca6b544a 1269 direct_h
18b67ae5 1270 dlfcn_h
c88f5d72 1271 dlopen
bc574408 1272 dos_paths
fa845061 1273 dxva_h
245626d0
DB
1274 ebp_available
1275 ebx_available
c2a29455 1276 fast_64bit
669b5583 1277 fast_clz
7073e9fc 1278 fast_cmov
534a2231 1279 fcntl
9d99cc5a 1280 fork
84882df6 1281 getaddrinfo
da9e86f8 1282 gethrtime
667fb97a 1283 getopt
02e8f427 1284 GetProcessAffinityMask
fc5607f8 1285 GetProcessMemoryInfo
4e68cb8a 1286 GetProcessTimes
61183b5a 1287 GetSystemTimeAsFileTime
66be5b45 1288 getrusage
c3e73100 1289 getservbyport
61183b5a 1290 gettimeofday
a49d3025 1291 gnu_as
c7df1532 1292 gsm_h
f54b5505 1293 i686
2f0c136e 1294 ibm_asm
2e1913b1 1295 inet_aton
3b1ab197 1296 io_h
ef5b70af 1297 inline_asm_labels
abfc8d05 1298 isatty
8772997d 1299 jack_port_get_latency_range
9f5ff83f 1300 ldbrx
0b4a1821
AS
1301 libdc1394_1
1302 libdc1394_2
d96cd429
MR
1303 local_aligned_16
1304 local_aligned_8
a5b64584 1305 localtime_r
85dd97ad 1306 loongson
f8aa696f
DB
1307 machine_ioctl_bt848_h
1308 machine_ioctl_meteor_h
65f1d45d 1309 machine_rw_barrier
c88f5d72 1310 malloc_h
73f6d31e 1311 MapViewOfFile
c88f5d72 1312 memalign
65f1d45d 1313 MemoryBarrier
6ffa87d3 1314 mkstemp
f80ddd5b 1315 mm_empty
0328b9ea 1316 mmap
e98b02de 1317 mprotect
4fa661a8 1318 msvcrt
d3d3a32c 1319 nanosleep
3e0b1c9a 1320 poll_h
1f91cdce 1321 posix_memalign
3a7050ff 1322 pragma_deprecated
07b28702 1323 rdtsc
ea4d5f48 1324 sched_getaffinity
c88f5d72 1325 sdl
7e6a11bc 1326 SetConsoleTextAttribute
b507ebd1 1327 setmode
3e0b1c9a 1328 setrlimit
d3d3a32c 1329 Sleep
15d59d2c 1330 sndio_h
72be9e73 1331 socklen_t
deb29777 1332 soundcard_h
87958234 1333 strerror_r
6379900c 1334 strptime
47941088 1335 strtok_r
c0018613 1336 struct_addrinfo
75d339e0
MS
1337 struct_group_source_req
1338 struct_ip_mreq_source
b4d68544 1339 struct_ipv6_mreq
cdee08e3 1340 struct_pollfd
3e0b1c9a 1341 struct_rusage_ru_maxrss
b4d68544 1342 struct_sockaddr_in6
3b2372bf 1343 struct_sockaddr_sa_len
33a4dbdd 1344 struct_sockaddr_storage
a6a4793d 1345 struct_v4l2_frmivalenum_discrete
b462d132 1346 symver_asm_label
3e0b1c9a 1347 symver_gnu_asm
e460aa32 1348 sync_val_compare_and_swap
bcc73960 1349 sysconf
b9e22269 1350 sysctl
b58412f1 1351 sys_mman_h
06bb5905 1352 sys_param_h
b091aa44 1353 sys_resource_h
81644c2e 1354 sys_select_h
deb29777 1355 sys_soundcard_h
e64bceea 1356 sys_time_h
60538758 1357 sys_un_h
1b6e8b73 1358 sys_videoio_h
b265431e 1359 threads
542920b7 1360 unistd_h
d3d3a32c 1361 usleep
ce742de2 1362 vfp_args
7c5bfe7a 1363 VirtualAlloc
d3d3a32c 1364 windows_h
6ff3f3e7 1365 winsock2_h
cc078b5d 1366 xform_asm
6f74fb03 1367 xmm_clobbers
0cb78cef 1368"
44161118 1369
511cf612 1370# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1371CONFIG_EXTRA="
87849592 1372 aandcttables
bfe9f48a 1373 ac3dsp
aa11cb79 1374 audio_frame_queue
b93b27ed 1375 dsputil
bfe9f48a 1376 gcrypt
478fd534 1377 golomb
9cad0e4e 1378 gplv3
478fd534
DB
1379 h264chroma
1380 h264dsp
1381 h264pred
915a2a0a 1382 h264qpel
68d8238c 1383 hpeldsp
478fd534 1384 huffman
9cad0e4e 1385 lgplv3
478fd534 1386 lpc
1e164c0b 1387 mpegaudio
bfe9f48a 1388 mpegaudiodsp
18bbca1f 1389 mpegvideo
ad08dfd5 1390 mpegvideoenc
bfe9f48a 1391 nettle
f704a079 1392 rangecoder
255d9c57 1393 riffdec
3dd5c95d 1394 riffenc
bfe9f48a 1395 rtpdec
5ad2f0bf 1396 rtpenc_chain
bfe9f48a 1397 sinewin
8c53d39e 1398 videodsp
ab9f9876 1399 vp3dsp
b6bb00b0
MR
1400"
1401
520cc7f1 1402CMDLINE_SELECT="
3f5b56e5 1403 $ARCH_EXT_LIST
520cc7f1 1404 $CONFIG_LIST
fd712a55 1405 $HAVE_LIST_CMDLINE
8eee7025 1406 $THREADS_LIST
c8a4ae00 1407 asm
db6107b6 1408 cross_compile
520cc7f1
MR
1409 debug
1410 extra_warnings
8c6afa4d 1411 logging
65d12900 1412 lto
d2bbb2f7 1413 optimizations
520cc7f1 1414"
426be5dc
DB
1415
1416PATHS_LIST='
d156bede 1417 bindir
14a8acf1 1418 datadir
26759c44
MR
1419 incdir
1420 libdir
26759c44
MR
1421 mandir
1422 prefix
1423 shlibdir
426be5dc
DB
1424'
1425
1426CMDLINE_SET="
1427 $PATHS_LIST
121d78d0 1428 ar
426be5dc 1429 arch
313c46a6 1430 as
426be5dc
DB
1431 build_suffix
1432 cc
1433 cpu
1434 cross_prefix
50567afa 1435 dep_cc
ac63af34 1436 extra_version
9da6609f
MR
1437 host_cc
1438 host_cflags
095792f2 1439 host_ld
9da6609f
MR
1440 host_ldflags
1441 host_libs
82bb3329 1442 host_os
684b28e0 1443 ld
426be5dc 1444 logfile
4ae40685 1445 malloc_prefix
89641463 1446 nm
9cd7b854 1447 optflags
3f8040db 1448 pkg_config
154caa67 1449 random_seed
2fad0977 1450 samples
c5200f17
MR
1451 sysinclude
1452 sysroot
a7ada2ba 1453 target_exec
26759c44 1454 target_os
a7ada2ba 1455 target_path
ba13606c 1456 target_samples
aeeb782c 1457 toolchain
426be5dc 1458"
520cc7f1 1459
89f2932b
MR
1460CMDLINE_APPEND="
1461 extra_cflags
4cc4b33f 1462 host_cppflags
89f2932b
MR
1463"
1464
912f3148
DB
1465# code dependency declarations
1466
9eeed841 1467# architecture extensions
808fa33c 1468
a2fc0f6a
MR
1469armv5te_deps="arm"
1470armv6_deps="arm"
ab5cb084 1471armv6t2_deps="arm"
808fa33c 1472neon_deps="arm"
b3267559
MR
1473vfp_deps="arm"
1474vfpv3_deps="vfp"
808fa33c 1475
637606de
MR
1476map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1477
808fa33c
MR
1478altivec_deps="ppc"
1479ppc4xx_deps="ppc"
1480
1481vis_deps="sparc"
1482
f54b5505 1483x86_64_suggest="fast_cmov i686"
50cd43f2 1484
808fa33c
MR
1485amd3dnow_deps="mmx"
1486amd3dnowext_deps="amd3dnow"
9eeed841 1487mmx_deps="x86"
239fdf1b 1488mmxext_deps="mmx"
50cd43f2
DB
1489sse_deps="mmxext"
1490sse2_deps="sse"
1491sse3_deps="sse2"
1492ssse3_deps="sse3"
1493sse4_deps="ssse3"
1494sse42_deps="sse4"
1495avx_deps="sse42"
79687079 1496fma4_deps="avx"
9eeed841 1497
43b73d59
DB
1498mmx_external_deps="yasm"
1499mmx_inline_deps="inline_asm"
1500mmx_suggest="mmx_external mmx_inline"
1501
1502for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1503 eval dep=\$${ext}_deps
1504 eval ${ext}_external_deps='"${dep}_external"'
1505 eval ${ext}_inline_deps='"${dep}_inline"'
1506 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1507done
1508
59782b82 1509aligned_stack_if_any="ppc x86"
e939cedd 1510fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1511fast_clz_if_any="alpha avr32 mips ppc x86"
1512fast_unaligned_if_any="ppc x86"
669b5583 1513
6fec122a 1514inline_asm_deps="!tms470"
3e0b1c9a 1515need_memalign="altivec neon sse"
89e053f8 1516
b462d132
MR
1517symver_if_any="symver_asm_label symver_gnu_asm"
1518
88a35699
MS
1519log2_deps="!msvcrt"
1520
26fbcc85 1521# subsystems
dc609252 1522dct_select="rdft"
b93b27ed
RB
1523error_resilience_select="dsputil"
1524lpc_select="dsputil"
26fbcc85
MR
1525mdct_select="fft"
1526rdft_select="fft"
1e164c0b 1527mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1528mpegaudiodsp_select="dct"
f4fed5a2 1529mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1530mpegvideoenc_select="mpegvideo"
26fbcc85 1531
ed40b6bf 1532# decoders / encoders
cfc2a0cf 1533aac_decoder_select="mdct sinewin"
aa11cb79 1534aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1535aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1536ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1537ac3_encoder_select="mdct ac3dsp dsputil"
1538ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1539aic_decoder_select="dsputil golomb"
f4d608e3 1540alac_encoder_select="lpc"
b93b27ed 1541als_decoder_select="dsputil"
b781cc12 1542amrnb_decoder_select="lsp"
2b2a597e 1543amrwb_decoder_select="lsp"
28bc406c 1544amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1545ape_decoder_select="dsputil"
1546asv1_decoder_select="dsputil"
1547asv1_encoder_select="dsputil"
1548asv2_decoder_select="dsputil"
1549asv2_encoder_select="dsputil"
4538729a 1550atrac1_decoder_select="mdct sinewin"
26fbcc85 1551atrac3_decoder_select="mdct"
0f0a11d5 1552bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1553binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1554binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1555cavs_decoder_select="dsputil golomb h264chroma videodsp"
1556cllc_decoder_select="dsputil"
9b500b8f 1557comfortnoise_encoder_select="lpc"
b93b27ed 1558cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1559cscd_decoder_select="lzo"
2eef7c62 1560cscd_decoder_suggest="zlib"
26fbcc85 1561dca_decoder_select="mdct"
b93b27ed
RB
1562dnxhd_decoder_select="dsputil"
1563dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1564dvvideo_decoder_select="dsputil"
1565dvvideo_encoder_select="dsputil"
61c31e4e 1566dxa_decoder_deps="zlib"
baf91bb9 1567eac3_decoder_select="ac3_decoder"
4264a0dd 1568eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1569eamad_decoder_select="aandcttables dsputil mpegvideo"
1570eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1571eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1572ffv1_decoder_select="dsputil golomb rangecoder"
1573ffv1_encoder_select="dsputil rangecoder"
1574ffvhuff_decoder_select="dsputil"
1575ffvhuff_encoder_select="dsputil huffman"
4f034993 1576flac_decoder_select="golomb"
b93b27ed 1577flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1578flashsv_decoder_deps="zlib"
1579flashsv_encoder_deps="zlib"
1580flashsv2_decoder_deps="zlib"
4414137e 1581flv_decoder_select="h263_decoder"
4d4b4bd1 1582flv_encoder_select="h263_encoder"
b93b27ed
RB
1583fourxm_decoder_select="dsputil"
1584fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1585g2m_decoder_deps="zlib"
1586g2m_decoder_select="dsputil"
c292f6a2 1587h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1588h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1589h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1590h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1591h263i_decoder_select="h263_decoder"
fe629c2d 1592h263p_encoder_select="h263_encoder"
0b499c9b
RB
1593h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1594h264_decoder_suggest="error_resilience"
b93b27ed
RB
1595huffyuv_decoder_select="dsputil"
1596huffyuv_encoder_select="dsputil huffman"
1597iac_decoder_select="dsputil fft mdct sinewin"
1598imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1599indeo3_decoder_select="hpeldsp"
8071264f 1600interplay_video_decoder_select="hpeldsp"
28bc406c 1601jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1602jpegls_encoder_select="golomb"
b93b27ed
RB
1603jv_decoder_select="dsputil"
1604lagarith_decoder_select="dsputil"
ad08dfd5 1605ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1606loco_decoder_select="golomb"
b93b27ed 1607mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1608metasound_decoder_select="lsp mdct sinewin"
c1047003 1609mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1610mjpeg_decoder_select="dsputil hpeldsp"
1611mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1612mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1613mlp_decoder_select="dsputil mlp_parser"
1614motionpixels_decoder_select="dsputil"
1e164c0b
DB
1615mp1_decoder_select="mpegaudio"
1616mp1float_decoder_select="mpegaudio"
1617mp2_decoder_select="mpegaudio"
1618mp2float_decoder_select="mpegaudio"
1619mp3_decoder_select="mpegaudio"
1620mp3adu_decoder_select="mpegaudio"
1621mp3adufloat_decoder_select="mpegaudio"
1622mp3float_decoder_select="mpegaudio"
1623mp3on4_decoder_select="mpegaudio"
1624mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1625mpc7_decoder_select="dsputil mpegaudiodsp"
1626mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1627mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1628mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1629mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1630mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1631mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1632mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1633mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1634mpeg4_encoder_select="h263_encoder"
4414137e 1635msmpeg4v1_decoder_select="h263_decoder"
4414137e 1636msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1637msmpeg4v2_encoder_select="h263_encoder"
4414137e 1638msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1639msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1640mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1641mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1642nellymoser_decoder_select="mdct sinewin"
aa11cb79 1643nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1644nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1645png_decoder_deps="zlib"
1646png_decoder_select="dsputil"
1647png_encoder_deps="zlib"
1648png_encoder_select="dsputil"
b93b27ed
RB
1649prores_decoder_select="dsputil"
1650prores_encoder_select="dsputil"
b781cc12 1651qcelp_decoder_select="lsp"
c4f5c2d6 1652qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1653ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1654ralf_decoder_select="golomb"
06b54e84 1655rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1656rv10_encoder_select="h263_encoder"
06b54e84 1657rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1658rv20_encoder_select="h263_encoder"
870add0d
DB
1659rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1660rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1661shorten_decoder_select="golomb"
b781cc12 1662sipr_decoder_select="lsp"
28bc406c 1663sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1664svq1_decoder_select="hpeldsp"
1277dc07 1665svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1666svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1667svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1668tak_decoder_select="dsputil"
4eef77c1 1669theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1670tiff_decoder_suggest="zlib"
1671tiff_encoder_suggest="zlib"
28bc406c 1672thp_decoder_select="dsputil hpeldsp"
aec09a00 1673truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1674truemotion2_decoder_select="dsputil"
1675truespeech_decoder_select="dsputil"
61c31e4e 1676tscc_decoder_deps="zlib"
4538729a 1677twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1678utvideo_decoder_select="dsputil"
1679utvideo_encoder_select="dsputil huffman"
1680vble_decoder_select="dsputil"
06b54e84 1681vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1682vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1683vorbis_decoder_select="mdct"
1684vorbis_encoder_select="mdct"
3bd062bf 1685vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1686vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1687vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1688vp6a_decoder_select="vp6_decoder"
1689vp6f_decoder_select="vp6_decoder"
8c53d39e 1690vp8_decoder_select="h264pred videodsp"
4538729a
MR
1691wmapro_decoder_select="mdct sinewin"
1692wmav1_decoder_select="mdct sinewin"
1693wmav1_encoder_select="mdct sinewin"
1694wmav2_decoder_select="mdct sinewin"
1695wmav2_encoder_select="mdct sinewin"
1696wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1697wmv1_decoder_select="h263_decoder"
665507aa 1698wmv1_encoder_select="h263_encoder"
870add0d 1699wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1700wmv2_encoder_select="h263_encoder"
015f8ee0 1701wmv3_decoder_select="vc1_decoder"
45ecda85 1702wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1703zerocodec_decoder_deps="zlib"
1704zlib_decoder_deps="zlib"
1705zlib_encoder_deps="zlib"
1706zmbv_decoder_deps="zlib"
1707zmbv_encoder_deps="zlib"
30fd06be 1708
ed40b6bf 1709# hardware accelerators
215cdd35 1710dxva2_deps="dxva2api_h"
0afab17e 1711vaapi_deps="va_va_h"
ac3dbb4d 1712vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1713vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1714vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1715
82ca17ac
DB
1716h263_vaapi_hwaccel_deps="vaapi"
1717h263_vaapi_hwaccel_select="h263_decoder"
1718h263_vdpau_hwaccel_deps="vdpau"
1719h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1720h264_dxva2_hwaccel_deps="dxva2"
1721h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1722h264_vaapi_hwaccel_deps="vaapi"
1723h264_vaapi_hwaccel_select="h264_decoder"
1724h264_vda_hwaccel_deps="vda"
1725h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1726h264_vdpau_hwaccel_deps="vdpau"
1727h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1728mpeg1_vdpau_hwaccel_deps="vdpau"
1729mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1730mpeg2_dxva2_hwaccel_deps="dxva2"
1731mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1732mpeg2_vaapi_hwaccel_deps="vaapi"
1733mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1734mpeg2_vdpau_hwaccel_deps="vdpau"
1735mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1736mpeg4_vaapi_hwaccel_deps="vaapi"
1737mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1738mpeg4_vdpau_hwaccel_deps="vdpau"
1739mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1740vc1_dxva2_hwaccel_deps="dxva2"
1741vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1742vc1_vaapi_hwaccel_deps="vaapi"
1743vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1744vc1_vdpau_hwaccel_deps="vdpau"
1745vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1746wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1747wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1748wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1749
28b80940 1750# parsers
0b499c9b 1751h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1752mpeg4video_parser_select="error_resilience mpegvideo"
1753mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1754vc1_parser_select="mpegvideo"
28b80940 1755
912f3148 1756# external libraries
c9171a83 1757libfaac_encoder_deps="libfaac"
aa11cb79 1758libfaac_encoder_select="audio_frame_queue"
4f2b469d 1759libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1760libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1761libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1762libgsm_decoder_deps="libgsm"
1763libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1764libgsm_ms_decoder_deps="libgsm"
1765libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1766libilbc_decoder_deps="libilbc"
1767libilbc_encoder_deps="libilbc"
1cc60c47 1768libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1769libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1770libopencore_amrnb_decoder_deps="libopencore_amrnb"
1771libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1772libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1773libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1774libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1775libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1776libopus_decoder_deps="libopus"
6cb8c854 1777libopus_encoder_deps="libopus"
aa11cb79 1778libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1779libschroedinger_decoder_deps="libschroedinger"
1780libschroedinger_encoder_deps="libschroedinger"
ae14f311 1781libspeex_decoder_deps="libspeex"
b606a017 1782libspeex_encoder_deps="libspeex"
aa11cb79 1783libspeex_encoder_select="audio_frame_queue"
150d2772 1784libtheora_encoder_deps="libtheora"
d89e738a 1785libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1786libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1787libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1788libvorbis_encoder_deps="libvorbis"
aa11cb79 1789libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1790libvpx_vp8_decoder_deps="libvpx"
1791libvpx_vp8_encoder_deps="libvpx"
1792libvpx_vp9_decoder_deps="libvpx"
1793libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1794libwavpack_encoder_deps="libwavpack"
1cc60c47 1795libx264_encoder_deps="libx264"
de295976 1796libxavs_encoder_deps="libxavs"
1cc60c47 1797libxvid_encoder_deps="libxvid"
30fd06be 1798
912f3148 1799# demuxers / muxers
c2dd0e9e 1800ac3_demuxer_select="ac3_parser"
255d9c57 1801asf_demuxer_select="riffdec"
3dd5c95d 1802asf_muxer_select="riffenc"
647c2356 1803asf_stream_muxer_select="asf_muxer"
255d9c57 1804avi_demuxer_select="riffdec"
3dd5c95d 1805avi_muxer_select="riffenc"
4e622dea 1806avisynth_demuxer_deps="avisynth"
255d9c57
DB
1807avisynth_demuxer_select="riffdec"
1808caf_demuxer_select="riffdec"
c2dd0e9e 1809dirac_demuxer_select="dirac_parser"
255d9c57 1810dxa_demuxer_select="riffdec"
5b423887 1811eac3_demuxer_select="ac3_parser"
c2dd0e9e 1812flac_demuxer_select="flac_parser"
c9031c7c 1813hls_muxer_select="mpegts_muxer"
647c2356 1814ipod_muxer_select="mov_muxer"
31f16dc1 1815ismv_muxer_select="mov_muxer"
647c2356 1816matroska_audio_muxer_select="matroska_muxer"
255d9c57 1817matroska_demuxer_select="riffdec"
2a91ada8 1818matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1819matroska_muxer_select="riffenc"
1820mmf_muxer_select="riffenc"
255d9c57 1821mov_demuxer_select="riffdec"
4e622dea 1822mov_demuxer_suggest="zlib"
3dd5c95d 1823mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1824mp3_demuxer_select="mpegaudio_parser"
647c2356 1825mp4_muxer_select="mov_muxer"
75644335 1826mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1827mpegtsraw_demuxer_select="mpegts_demuxer"
1828mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1829nut_muxer_select="riffenc"
255d9c57 1830nuv_demuxer_select="riffdec"
24ca518b 1831ogg_demuxer_select="golomb"
647c2356 1832psp_muxer_select="mov_muxer"
44594cc7 1833rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1834rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1835rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1836rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1837sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1838sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1839sdp_demuxer_select="rtpdec"
e772f9fa 1840smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1841spdif_muxer_select="aac_parser"
57231e4d 1842tak_demuxer_select="tak_parser"
647c2356
DB
1843tg2_muxer_select="mov_muxer"
1844tgp_muxer_select="mov_muxer"
a7d45e06 1845w64_demuxer_select="wav_demuxer"
255d9c57 1846wav_demuxer_select="riffdec"
3dd5c95d
DB
1847wav_muxer_select="riffenc"
1848webm_muxer_select="riffenc"
255d9c57
DB
1849wtv_demuxer_select="riffdec"
1850xmv_demuxer_select="riffdec"
1851xwma_demuxer_select="riffdec"
4e622dea
SS
1852
1853# indevs / outdevs
38e54a75 1854alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1855alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1856bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1857dv1394_indev_deps="dv1394"
1858dv1394_indev_select="dv_demuxer"
c6f95144 1859fbdev_indev_deps="linux_fb_h"
a3fc62e8 1860jack_indev_deps="jack_jack_h pthreads"
e417d80d 1861libcdio_indev_deps="libcdio"
38e54a75 1862libdc1394_indev_deps="libdc1394"
38e54a75
SS
1863oss_indev_deps_any="soundcard_h sys_soundcard_h"
1864oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1865pulse_indev_deps="libpulse"
15d59d2c
B
1866sndio_indev_deps="sndio_h"
1867sndio_outdev_deps="sndio_h"
38e54a75 1868v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1869vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1870vfwcap_indev_extralibs="-lavicap32"
24f8961f 1871x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1872
912f3148 1873# protocols
acd554c1
SP
1874ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1875ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1876ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1877ffrtmphttp_protocol_deps="!librtmp_protocol"
1878ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1879gopher_protocol_select="network"
c40e1757 1880httpproxy_protocol_select="tcp_protocol"
279a0c97 1881http_protocol_select="tcp_protocol"
183baead 1882https_protocol_select="tls_protocol"
c3b57d6e
DB
1883librtmp_protocol_deps="librtmp"
1884librtmpe_protocol_deps="librtmp"
1885librtmps_protocol_deps="librtmp"
1886librtmpt_protocol_deps="librtmp"
1887librtmpte_protocol_deps="librtmp"
c60a2d70 1888mmsh_protocol_select="http_protocol"
998c1ee1 1889mmst_protocol_select="network"
c3b57d6e 1890rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1891rtmp_protocol_select="tcp_protocol"
acd554c1 1892rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1893rtmps_protocol_deps="!librtmp_protocol"
1894rtmps_protocol_select="tls_protocol"
775c4d36 1895rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1896rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1897rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1898rtp_protocol_select="udp_protocol"
998c1ee1
DB
1899sctp_protocol_deps="struct_sctp_event_subscribe"
1900sctp_protocol_select="network"
0eecafc9 1901srtp_protocol_select="rtp_protocol"
998c1ee1 1902tcp_protocol_select="network"
558d192d
MS
1903tls_protocol_deps_any="openssl gnutls"
1904tls_protocol_select="tcp_protocol"
998c1ee1 1905udp_protocol_select="network"
60538758
LB
1906unix_protocol_deps="sys_un_h"
1907unix_protocol_select="network"
c08fb000 1908
6ebf0bfc 1909# filters
13fabd7a 1910blackframe_filter_deps="gpl"
ce6b6ef6 1911boxblur_filter_deps="gpl"
68b79bfc 1912cropdetect_filter_deps="gpl"
b157be1f 1913delogo_filter_deps="gpl"
a5b64584 1914drawtext_filter_deps="libfreetype"
2e5ff4d0 1915frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1916frei0r_filter_extralibs='$ldl'
a42bb9d6 1917frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1918frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1919hqdn3d_filter_deps="gpl"
3fce1367 1920interlace_filter_deps="gpl"
d371e7b9 1921resample_filter_deps="avresample"
cf69ad35 1922ocv_filter_deps="libopencv"
2f296e39 1923scale_filter_deps="swscale"
acbac567 1924yadif_filter_deps="gpl"
6ebf0bfc 1925
5a0f7131 1926# libraries
d89f2fa9
DB
1927avcodec_deps="avutil"
1928avdevice_deps="avutil avcodec avformat"
1929avfilter_deps="avutil"
1930avformat_deps="avutil avcodec"
1931avresample_deps="avutil"
1932swscale_deps="avutil"
f7679c54 1933
912f3148 1934# programs
54fd593a 1935avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1936avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1937 fps_filter null_filter resample_filter scale_filter
bce70f81 1938 setpts_filter trim_filter"
d173ede1 1939avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1940avplay_select="rdft"
9e12f0bf 1941avprobe_deps="avcodec avformat"
406e6c0b
DB
1942avserver_deps="avformat fork !shared"
1943avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1944avserver_extralibs='$ldl'
a2830dca 1945
c73f65d9 1946doc_deps="texi2html"
912f3148 1947
de6d9b64 1948# default parameters
8a608357 1949
19bd477d 1950logfile="config.log"
8a608357
MR
1951
1952# installation paths
c9d19248
MR
1953prefix_default="/usr/local"
1954bindir_default='${prefix}/bin'
6291d7e4 1955datadir_default='${prefix}/share/avconv'
c9d19248
MR
1956incdir_default='${prefix}/include'
1957libdir_default='${prefix}/lib'
1958mandir_default='${prefix}/share/man'
1959shlibdir_default="$libdir_default"
8a608357
MR
1960
1961# toolchain
121d78d0 1962ar_default="ar"
13c7df3d 1963cc_default="gcc"
9da6609f 1964host_cc_default="gcc"
4ebc6a74 1965cp_f="cp -f"
b58b00ae 1966ln_s="ln -s -f"
2a8a860a 1967nm_default="nm -g"
11e6d03a 1968objformat="elf"
3f8040db 1969pkg_config_default=pkg-config
be7109c1 1970ranlib="ranlib"
11e6d03a 1971yasmexe="yasm"
8a608357 1972
3e0b1c9a 1973nogas=":"
8182dc34 1974
8a608357 1975# machine
8d4c00ed 1976arch_default=$(uname -m)
38d0a8aa 1977cpu="generic"
8a608357 1978
8a608357 1979# OS
8d4c00ed
MR
1980target_os_default=$(tolower $(uname -s))
1981host_os=$target_os_default
8a608357 1982
8a608357 1983# configurable options
d89f2fa9 1984enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1985
3e0b1c9a
DB
1986enable asm
1987enable debug
1988enable doc
8400d6b8 1989enable optimizations
8cfbbd92 1990enable safe_bitstream_reader
530dc538 1991enable static
a9ddb5b1 1992enable swscale_alpha
8a608357 1993
2e2ec667
DB
1994# By default, enable only those hwaccels that have no external dependencies.
1995enable dxva2 vdpau
1996
8a608357 1997# build settings
9987769a 1998SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
1999LIBPREF="lib"
2000LIBSUF=".a"
c5f14466
RP
2001FULLNAME='$(NAME)$(BUILDSUF)'
2002LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2003SLIBPREF="lib"
2004SLIBSUF=".so"
c5f14466 2005SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2006SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2007SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2008LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2009SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2010SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2011
68485d1f
MR
2012asflags_filter=echo
2013cflags_filter=echo
64933b6c
MR
2014ldflags_filter=echo
2015
23565c26 2016AS_C='-c'
bc877faf 2017AS_O='-o $@'
23565c26 2018CC_C='-c'
18031c49 2019CC_E='-E -o $@'
7e6c86e6 2020CC_O='-o $@'
a758c5e2 2021LD_O='-o $@'
8db73c61
MR
2022LD_LIB='-l%'
2023LD_PATH='-L'
23565c26 2024HOSTCC_C='-c'
a758c5e2 2025HOSTCC_O='-o $@'
095792f2 2026HOSTLD_O='-o $@'
7e6c86e6 2027
4cc4b33f
DB
2028host_cflags='-O3 -g'
2029host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2030host_libs='-lm'
6c3fa06a
MR
2031host_cflags_filter=echo
2032host_ldflags_filter=echo
9da6609f 2033
9b861379 2034target_path='$(CURDIR)'
a7ada2ba 2035
a158446b
MR
2036# since the object filename is not given with the -MM flag, the compiler
2037# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2038DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2039DEPFLAGS='-MM'
315c741d 2040
c597172e 2041# find source path
24524f36 2042if test -f configure; then
f038cf3c 2043 source_path=.
c597172e 2044else
8477f2de 2045 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2046 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2047 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2048 test -e "$source_path/config.h" &&
2049 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2050fi
2051
13cbe2c0 2052for v in "$@"; do
b04251c5
MR
2053 r=${v#*=}
2054 l=${v%"$r"}
2055 r=$(sh_quote "$r")
29ba0911 2056 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2057done
c597172e 2058
73ef8980
MR
2059find_things(){
2060 thing=$1
2061 pattern=$2
2062 file=$source_path/$3
932ccf39 2063 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2064}
2065
2066ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2067DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2068HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2069PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2070BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2071MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2072DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2073OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2074INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2075PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2076FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2077
54e75be4
DB
2078ALL_COMPONENTS="
2079 $BSF_LIST
2080 $DECODER_LIST
2081 $DEMUXER_LIST
2082 $ENCODER_LIST
2083 $FILTER_LIST
2084 $HWACCEL_LIST
2085 $INDEV_LIST
2086 $MUXER_LIST
2087 $OUTDEV_LIST
2088 $PARSER_LIST
2089 $PROTOCOL_LIST
2090"
2091
8469ae22
MR
2092for n in $COMPONENT_LIST; do
2093 v=$(toupper ${n%s})_LIST
2094 eval enable \$$v
2095 eval ${n}_if_any="\$$v"
2096done
2097
206a070d 2098enable $ARCH_EXT_LIST
c597172e
MR
2099
2100die_unknown(){
2101 echo "Unknown option \"$1\"."
2102 echo "See $0 --help for available options."
2103 exit 1
2104}
2105
7432e872
DB
2106print_3_columns() {
2107 cat | tr ' ' '\n' | sort | pr -r -3 -t
2108}
2109
794f8e97 2110show_list() {
bf0c4afa
RP
2111 suffix=_$1
2112 shift
7432e872 2113 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2114 exit 0
2115}
2116
154caa67
MR
2117rand_list(){
2118 IFS=', '
2119 set -- $*
2120 unset IFS
2121 for thing; do
2122 comp=${thing%:*}
2123 prob=${thing#$comp}
2124 prob=${prob#:}
2125 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2126 echo "prob ${prob:-0.5}"
2127 printf '%s\n' $comp
2128 done
2129}
2130
2131do_random(){
2132 action=$1
2133 shift
2134 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2135 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2136}
2137
c597172e 2138for opt do
7483e694
DB
2139 optval="${opt#*=}"
2140 case "$opt" in
ea061af1
DB
2141 --extra-ldflags=*)
2142 add_ldflags $optval
7e9e7cc2 2143 ;;
ea061af1
DB
2144 --extra-libs=*)
2145 add_extralibs $optval
7e9e7cc2 2146 ;;
ea061af1
DB
2147 --disable-devices)
2148 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2149 ;;
ea061af1
DB
2150 --enable-debug=*)
2151 debuglevel="$optval"
7e9e7cc2
MR
2152 ;;
2153 --disable-programs)
2154 disable $PROGRAM_LIST
2155 ;;
2156 --disable-everything)
2157 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2158 ;;
844c6852
DB
2159 --disable-all)
2160 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2161 disable $LIBRARY_LIST $PROGRAM_LIST doc
2162 ;;
7e9e7cc2
MR
2163 --enable-random|--disable-random)
2164 action=${opt%%-random}
2165 do_random ${action#--} $COMPONENT_LIST
2166 ;;
2167 --enable-random=*|--disable-random=*)
2168 action=${opt%%-random=*}
2169 do_random ${action#--} $optval
2170 ;;
2171 --enable-*=*|--disable-*=*)
2172 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2173 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2174 eval list=\$$(toupper $thing)_LIST
2175 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2176 $action $(filter "$name" $list)
2177 ;;
2178 --enable-?*|--disable-?*)
2179 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2180 if is_in $option $COMPONENT_LIST; then
2181 test $action = disable && action=unset
2182 eval $action \$$(toupper ${option%s})_LIST
2183 elif is_in $option $CMDLINE_SELECT; then
2184 $action $option
2185 else
2186 die_unknown $opt
2187 fi
2188 ;;
2189 --list-*)
2190 NAME="${opt#--list-}"
2191 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2192 NAME=${NAME%s}
2193 eval show_list $NAME \$$(toupper $NAME)_LIST
2194 ;;
2195 --help|-h) show_help
2196 ;;
2197 *)
2198 optname="${opt%%=*}"
2199 optname="${optname#--}"
2200 optname=$(echo "$optname" | sed 's/-/_/g')
2201 if is_in $optname $CMDLINE_SET; then
2202 eval $optname='$optval'
2203 elif is_in $optname $CMDLINE_APPEND; then
2204 append $optname "$optval"
2205 else
2206 die_unknown $opt
2207 fi
2208 ;;
7483e694 2209 esac
c597172e
MR
2210done
2211
bcea99bb
MR
2212disabled logging && logfile=/dev/null
2213
29ba0911 2214echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2215set >> $logfile
2216
9da6609f
MR
2217test -n "$cross_prefix" && enable cross_compile
2218
8d4c00ed
MR
2219if enabled cross_compile; then
2220 test -n "$arch" && test -n "$target_os" ||
2221 die "Must specify target arch and OS when cross-compiling"
2222fi
2223
121d78d0 2224ar_default="${cross_prefix}${ar_default}"
11e6d03a 2225cc_default="${cross_prefix}${cc_default}"
20e0ed95 2226nm_default="${cross_prefix}${nm_default}"
3f8040db 2227pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2228ranlib="${cross_prefix}${ranlib}"
adb2b908 2229
c5200f17
MR
2230sysinclude_default="${sysroot}/usr/include"
2231
aeeb782c 2232case "$toolchain" in
0fbb62a8
LB
2233 clang-asan)
2234 cc_default="clang"
19f251a2
LB
2235 add_cflags -fsanitize=address
2236 add_ldflags -fsanitize=address
0fbb62a8
LB
2237 ;;
2238 clang-tsan)
2239 cc_default="clang"
19f251a2
LB
2240 add_cflags -fsanitize=thread -pie
2241 add_ldflags -fsanitize=thread -pie
0fbb62a8 2242 ;;
0ba49d28
LB
2243 gcc-asan)
2244 cc_default="gcc"
2245 add_cflags -fsanitize=address
2246 add_ldflags -fsanitize=address
2247 ;;
2248 gcc-tsan)
2249 cc_default="gcc"
2250 add_cflags -fsanitize=thread -pie -fPIC
2251 add_ldflags -fsanitize=thread -pie -fPIC
2252 ;;
edfe609f
LB
2253 valgrind-massif)
2254 target_exec_default="valgrind"
2255 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2256 ;;
b1ee8eec
RT
2257 valgrind-memcheck)
2258 target_exec_default="valgrind"
2259 target_exec_args="--track-origins=yes --leak-check=full"
2260 ;;
aeeb782c
MR
2261 msvc)
2262 cc_default="c99wrap cl"
2263 ld_default="c99wrap link"
2264 nm_default="dumpbin -symbols"
ac3a9b51 2265 ar_default="lib"
53e8cd68 2266 target_os_default="win32"
aeeb782c 2267 ;;
322e4194
AS
2268 icl)
2269 cc_default="c99wrap -noconv icl"
2270 ld_default="c99wrap xilink"
2271 nm_default="dumpbin -symbols"
2272 ar_default="xilib"
2273 target_os_default="win32"
2274 ;;
a862c7d3
RT
2275 gcov)
2276 add_cflags -fprofile-arcs -ftest-coverage
2277 add_ldflags -fprofile-arcs -ftest-coverage
2278 ;;
aeeb782c
MR
2279 ?*)
2280 die "Unknown toolchain $toolchain"
2281 ;;
2282esac
2283
b1ee8eec 2284set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2285enabled cross_compile || host_cc_default=$cc
2286set_default host_cc
13c7df3d 2287
762f95e4
MR
2288if ! $pkg_config --version >/dev/null 2>&1; then
2289 warn "$pkg_config not found, library detection may fail."
2290 pkg_config=false
2291fi
2292
82bb3329
MR
2293exesuf() {
2294 case $1 in
53e8cd68 2295 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2296 esac
2297}
2298
2299EXESUF=$(exesuf $target_os)
2300HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2301
e4e69e0b 2302# set temporary file name
a49d42c2 2303: ${TMPDIR:=$TEMPDIR}
c51fafa1 2304: ${TMPDIR:=$TMP}
a49d42c2 2305: ${TMPDIR:=/tmp}
e4e69e0b 2306
a210bce2 2307if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2308 # simple replacement for missing mktemp
2309 # NOT SAFE FOR GENERAL USE
2310 mktemp(){
09a5c245 2311 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2312 }
2313fi
2314
2315tmpfile(){
2316 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2317 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2318 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2319 append TMPFILES $tmp
2320 eval $1=$tmp
2321}
2322
2323trap 'rm -f -- $TMPFILES' EXIT
54460a83 2324
55127e7b 2325tmpfile TMPASM .asm
3e0b1c9a
DB
2326tmpfile TMPC .c
2327tmpfile TMPE $EXESUF
2328tmpfile TMPH .h
2329tmpfile TMPO .o
2330tmpfile TMPS .S
2331tmpfile TMPSH .sh
2332tmpfile TMPV .ver
54460a83
MR
2333
2334unset -f mktemp
e4e69e0b 2335
fb3c4ffc
MR
2336chmod +x $TMPE
2337
993f2d0f
MR
2338# make sure we can execute files in $TMPDIR
2339cat > $TMPSH 2>> $logfile <<EOF
2340#! /bin/sh
2341EOF
2342chmod +x $TMPSH >> $logfile 2>&1
2343if ! $TMPSH >> $logfile 2>&1; then
2344 cat <<EOF
2345Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2346variable to another directory and make sure that it is not mounted noexec.
2347EOF
2348 die "Sanity test failed."
2349fi
993f2d0f 2350
457cc333
MR
2351ccc_flags(){
2352 for flag; do
2353 case $flag in
2354 -std=c99) echo -c99 ;;
2355 -mcpu=*) echo -arch ${flag#*=} ;;
2356 -mieee) echo -ieee ;;
2357 -O*|-fast) echo $flag ;;
2358 -fno-math-errno) echo -assume nomath_errno ;;
2359 -g) echo -g3 ;;
2360 -Wall) echo -msg_enable level2 ;;
2361 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2362 -Wl,*) echo $flag ;;
2363 -f*|-W*) ;;
2364 *) echo $flag ;;
2365 esac
2366 done
2367}
2368
14fb9d3d 2369msvc_common_flags(){
dfa559bc
RB
2370 for flag; do
2371 case $flag in
14fb9d3d
AS
2372 # In addition to specifying certain flags under the compiler
2373 # specific filters, they must be specified here as well or else the
2374 # generic catch all at the bottom will print the original flag.
2375 -Wall) ;;
2376 -std=c99) ;;
2377 # Common flags
9f4a16c5 2378 -fomit-frame-pointer) ;;
dfa559bc 2379 -g) echo -Z7 ;;
dfa559bc
RB
2380 -fno-math-errno) ;;
2381 -fno-common) ;;
2382 -fno-signed-zeros) ;;
50640977 2383 -fPIC) ;;
9f30fb5a
MS
2384 -mthumb) ;;
2385 -march=*) ;;
dfa559bc 2386 -lz) echo zlib.lib ;;
bd680c7b
DB
2387 -lavifil32) echo vfw32.lib ;;
2388 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2389 -l*) echo ${flag#-l}.lib ;;
2390 *) echo $flag ;;
2391 esac
2392 done
2393}
2394
14fb9d3d
AS
2395msvc_flags(){
2396 msvc_common_flags "$@"
2397 for flag; do
2398 case $flag in
ace87c19 2399 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2400 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2401 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
2402 -wd4996 -wd4273 ;;
2403 esac
2404 done
2405}
2406
2407icl_flags(){
2408 msvc_common_flags "$@"
2409 for flag; do
2410 case $flag in
2411 # Despite what Intel's documentation says -Wall, which is supported
2412 # on Windows, does enable remarks so disable them here.
2413 -Wall) echo $flag -Qdiag-disable:remark ;;
2414 -std=c99) echo -Qstd=c99 ;;
2415 esac
2416 done
2417}
2418
d0c6d424
MR
2419pgi_flags(){
2420 for flag; do
2421 case $flag in
643933f5 2422 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2423 -fomit-frame-pointer) echo -Mnoframe ;;
2424 -g) echo -gopt ;;
2425 *) echo $flag ;;
2426 esac
2427 done
2428}
2429
2430suncc_flags(){
2431 for flag; do
2432 case $flag in
2433 -march=*|-mcpu=*)
2434 case "${flag#*=}" in
2435 native) echo -xtarget=native ;;
2436 v9|niagara) echo -xarch=sparc ;;
2437 ultrasparc) echo -xarch=sparcvis ;;
2438 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2439 i586|pentium) echo -xchip=pentium ;;
2440 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2441 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2442 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2443 pentium4*) echo -xtarget=pentium4 ;;
2444 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2445 *-sse3) echo -xarch=sse3 ;;
2446 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2447 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2448 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2449 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2450 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2451 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2452 echo -xarch=sse2a ;;
2453 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2454 esac
2455 ;;
2456 -std=c99) echo -xc99 ;;
2457 -fomit-frame-pointer) echo -xregs=frameptr ;;
2458 -fPIC) echo -KPIC -xcode=pic32 ;;
2459 -W*,*) echo $flag ;;
5e753ed5
SM
2460 -f*-*|-W*|-mimpure-text) ;;
2461 -shared) echo -G ;;
d0c6d424
MR
2462 *) echo $flag ;;
2463 esac
2464 done
2465}
2466
2467tms470_flags(){
2468 for flag; do
2469 case $flag in
2470 -march=*|-mcpu=*)
2471 case "${flag#*=}" in
2472 armv7-a|cortex-a*) echo -mv=7a8 ;;
2473 armv7-r|cortex-r*) echo -mv=7r4 ;;
2474 armv7-m|cortex-m*) echo -mv=7m3 ;;
2475 armv6*|arm11*) echo -mv=6 ;;
2476 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2477 echo -mv=5e ;;
2478 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2479 esac
2480 ;;
2481 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2482 -mfpu=vfp) echo --float_support=vfpv2 ;;
2483 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2484 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2485 -msoft-float) echo --float_support=vfplib ;;
2486 -O[0-3]|-mf=*) echo $flag ;;
2487 -g) echo -g -mn ;;
2488 -pds=*) echo $flag ;;
ad93dccb
MR
2489 -D*|-I*) echo $flag ;;
2490 --gcc|--abi=*) echo $flag ;;
2491 -me) echo $flag ;;
d0c6d424
MR
2492 esac
2493 done
2494}
2495
a758c5e2
MR
2496probe_cc(){
2497 pfx=$1
2498 _cc=$2
2499
8db73c61
MR
2500 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2501 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2502 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2503 _flags_filter=echo
2504
2505 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2506 _type=llvm_gcc
2507 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2508 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2509 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2510 _cflags_speed='-O3'
2511 _cflags_size='-Os'
2512 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2513 _type=gcc
2514 gcc_version=$($_cc --version | head -n1)
2515 gcc_basever=$($_cc -dumpversion)
2516 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2517 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2518 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2519 if ! $_cc -dumpversion | grep -q '^2\.'; then
2520 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2521 fi
2522 _cflags_speed='-O3'
2523 _cflags_size='-Os'
b2d688ea 2524 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2525 _type=icc
2526 _ident=$($_cc --version | head -n1)
2527 _depflags='-MMD'
2528 _cflags_speed='-O3'
2529 _cflags_size='-Os'
2530 _cflags_noopt='-O1'
2531 elif $_cc -v 2>&1 | grep -q xlc; then
2532 _type=xlc
2533 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2534 _cflags_speed='-O5'
2535 _cflags_size='-O5 -qcompact'
2536 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2537 _type=ccc
2538 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2539 _DEPFLAGS='-M'
a758c5e2
MR
2540 _cflags_speed='-fast'
2541 _cflags_size='-O1'
457cc333 2542 _flags_filter=ccc_flags
a758c5e2
MR
2543 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2544 test -d "$sysroot" || die "No valid sysroot specified."
2545 _type=armcc
2546 _ident=$($_cc --vsn | head -n1)
2547 armcc_conf="$PWD/armcc.conf"
2548 $_cc --arm_linux_configure \
2549 --arm_linux_config_file="$armcc_conf" \
2550 --configure_sysroot="$sysroot" \
2551 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2552 die "Error creating armcc configuration file."
2553 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2554 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2555 as_default="${cross_prefix}gcc"
2556 _depflags='-MMD'
2557 _cflags_speed='-O3'
2558 _cflags_size='-Os'
0122118e 2559 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2560 _type=tms470
2561 _ident=$($_cc -version | head -n1 | tr -s ' ')
2562 _flags='--gcc --abi=eabi -me'
18031c49 2563 _cc_e='-ppl -fe=$@'
a758c5e2 2564 _cc_o='-fe=$@'
a758c5e2
MR
2565 _depflags='-ppa -ppd=$(@:.o=.d)'
2566 _cflags_speed='-O3 -mf=5'
2567 _cflags_size='-O3 -mf=2'
2568 _flags_filter=tms470_flags
2569 elif $_cc -v 2>&1 | grep -q clang; then
2570 _type=clang
2571 _ident=$($_cc --version | head -n1)
2572 _depflags='-MMD'
2573 _cflags_speed='-O3'
2574 _cflags_size='-Os'
2575 elif $_cc -V 2>&1 | grep -q Sun; then
2576 _type=suncc
2577 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2578 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2579 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2580 _ldflags='-std=c99'
2581 _cflags_speed='-O5'
2582 _cflags_size='-O5 -xspace'
2583 _flags_filter=suncc_flags
2584 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2585 _type=pathscale
2586 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2587 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2588 _cflags_speed='-O2'
2589 _cflags_size='-Os'
2590 _flags_filter='filter_out -Wdisabled-optimization'
2591 elif $_cc -v 2>&1 | grep -q Open64; then
2592 _type=open64
2593 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2594 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2595 _cflags_speed='-O2'
2596 _cflags_size='-Os'
2597 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2598 elif $_cc -V 2>&1 | grep -q Portland; then
2599 _type=pgi
2600 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2601 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2602 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2603 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2604 _cflags_noopt="-O1"
2605 _flags_filter=pgi_flags
dfa559bc
RB
2606 elif $_cc 2>&1 | grep -q Microsoft; then
2607 _type=msvc
2608 _ident=$($cc 2>&1 | head -n1)
2609 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2610 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2611 _cflags_speed="-O2"
2612 _cflags_size="-O1"
ace87c19
DB
2613 # Nonstandard output options, to avoid msys path conversion issues.
2614 # Relies on wrapper to remap it.
dfa559bc
RB
2615 if $_cc 2>&1 | grep -q Linker; then
2616 _ld_o='-out $@'
2617 else
2618 _ld_o='-Fe$@'
2619 fi
2620 _cc_o='-Fo $@'
a224b2cb 2621 _cc_e='-P -Fi $@'
dfa559bc
RB
2622 _flags_filter=msvc_flags
2623 _ld_lib='lib%.a'
2624 _ld_path='-libpath:'
2625 _flags='-nologo'
2626 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2627 if [ $pfx = hostcc ]; then
6a0200f2 2628 append _cflags -Dsnprintf=_snprintf
dfa559bc 2629 fi
322e4194
AS
2630 elif $_cc 2>&1 | grep -q Intel; then
2631 _type=icl
2632 _ident=$($cc 2>&1 | head -n1)
2633 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2634 # Not only is O3 broken on 13.x+ but it is slower on all previous
2635 # versions (tested) as well.
322e4194
AS
2636 _cflags_speed="-O2"
2637 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
ace87c19
DB
2638 # Nonstandard output options, to avoid msys path conversion issues.
2639 # Relies on wrapper to remap it.
322e4194
AS
2640 if $_cc 2>&1 | grep -q Linker; then
2641 _ld_o='-out $@'
2642 else
2643 _ld_o='-Fe$@'
2644 fi
2645 _cc_o='-Fo $@'
2646 _cc_e='-P'
14fb9d3d 2647 _flags_filter=icl_flags
322e4194
AS
2648 _ld_lib='lib%.a'
2649 _ld_path='-libpath:'
ace87c19 2650 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2651 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2652 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2653 # with MSVC which enables it by default.
e0d6e2fc 2654 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2655 if [ $pfx = hostcc ]; then
2656 append _cflags -Dsnprintf=_snprintf
2657 fi
aef6bd1b 2658 fi
a758c5e2
MR
2659
2660 eval ${pfx}_type=\$_type
2661 eval ${pfx}_ident=\$_ident
2662}
2663
2664set_ccvars(){
23565c26 2665 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2666 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2667 eval ${1}_O=\${_cc_o-\${${1}_O}}
2668
2669 if [ -n "$_depflags" ]; then
2670 eval ${1}_DEPFLAGS=\$_depflags
2671 else
2672 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2673 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2674 eval DEP${1}FLAGS=\$_flags
2675 fi
2676}
2677
2678probe_cc cc "$cc"
2679cflags_filter=$_flags_filter
2680cflags_speed=$_cflags_speed
2681cflags_size=$_cflags_size
2682cflags_noopt=$_cflags_noopt
2683add_cflags $_flags $_cflags
2684cc_ldflags=$_ldflags
2685set_ccvars CC
2686
2687probe_cc hostcc "$host_cc"
2688host_cflags_filter=$_flags_filter
a758c5e2 2689add_host_cflags $_flags $_cflags
a758c5e2 2690set_ccvars HOSTCC
629687f6 2691
851ffa80
MR
2692test -n "$cc_type" && enable $cc_type ||
2693 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2694
75bafbac 2695: ${as_default:=$cc}
50567afa 2696: ${dep_cc_default:=$cc}
684b28e0 2697: ${ld_default:=$cc}
095792f2
MR
2698: ${host_ld_default:=$host_cc}
2699set_default ar as dep_cc ld host_ld
75800dce 2700
a758c5e2
MR
2701probe_cc as "$as"
2702asflags_filter=$_flags_filter
2703add_asflags $_flags $_cflags
2704set_ccvars AS
2705
2706probe_cc ld "$ld"
2707ldflags_filter=$_flags_filter
2708add_ldflags $_flags $_ldflags
2709test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2710LD_O=${_ld_o-$LD_O}
8db73c61
MR
2711LD_LIB=${_ld_lib-$LD_LIB}
2712LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2713
095792f2
MR
2714probe_cc hostld "$host_ld"
2715host_ldflags_filter=$_flags_filter
2716add_host_ldflags $_flags $_ldflags
2717HOSTLD_O=${_ld_o-$HOSTLD_O}
2718
a758c5e2
MR
2719if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2720 probe_cc depcc "$dep_cc"
2721 CCDEP=${_DEPCMD:-$DEPCMD}
2722 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2723 DEPCCFLAGS=$_flags
2724fi
07dec06e 2725
3dbc777c
MR
2726if $ar 2>&1 | grep -q Microsoft; then
2727 arflags="-nologo"
2728 ar_o='-out:$@'
2729elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2730 arflags="rq"
2731 ar_o='$@'
4822ee3c
DB
2732elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2733 arflags='-Xany -r -c'
2734 ar_o='$@'
3dbc777c
MR
2735else
2736 arflags="rc"
2737 ar_o='$@'
2738fi
2739
7f32f40c 2740add_cflags $extra_cflags
2f2e6c7c 2741add_asflags $extra_cflags
7f32f40c 2742
154d432c
MR
2743if test -n "$sysroot"; then
2744 case "$cc_type" in
00ba041c 2745 gcc|llvm_gcc|clang)
467256f2 2746 add_cppflags --sysroot="$sysroot"
154d432c
MR
2747 add_ldflags --sysroot="$sysroot"
2748 ;;
6fec122a
MR
2749 tms470)
2750 add_cppflags -I"$sysinclude"
2751 add_ldflags --sysroot="$sysroot"
2752 ;;
154d432c
MR
2753 esac
2754fi
2755
d22c13a8 2756if test "$cpu" = host; then
ace87c19
DB
2757 enabled cross_compile &&
2758 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2759
2760 case "$cc_type" in
613a4e3f 2761 gcc|llvm_gcc)
d22c13a8
MR
2762 check_native(){
2763 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2764 sed -n "/cc1.*$1=/{
27ce1be8
MR
2765 s/.*$1=\\([^ ]*\\).*/\\1/
2766 p
2767 q
2768 }" $TMPE
d22c13a8
MR
2769 }
2770 cpu=$(check_native -march || check_native -mcpu)
2771 ;;
2772 esac
2773
ace87c19
DB
2774 test "${cpu:-host}" = host &&
2775 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2776fi
2777
e939cedd
MR
2778# Deal with common $arch aliases
2779case "$arch" in
5873b623
MR
2780 aarch64|arm64)
2781 arch="aarch64"
2782 ;;
e939cedd
MR
2783 arm*)
2784 arch="arm"
2785 ;;
2acda282 2786 mips*|IP*)
e939cedd
MR
2787 arch="mips"
2788 ;;
a6e9d649 2789 parisc*|hppa*)
e939cedd
MR
2790 arch="parisc"
2791 ;;
56203596 2792 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2793 arch="ppc"
2794 ;;
e939cedd
MR
2795 s390|s390x)
2796 arch="s390"
2797 ;;
2798 sh4|sh)
2799 arch="sh4"
2800 ;;
4cd217c0 2801 sun4u|sparc*)
e939cedd 2802 arch="sparc"
e939cedd 2803 ;;
c75848cd
DB
2804 tilegx|tile-gx)
2805 arch="tilegx"
2806 ;;
d33ed7b3 2807 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2808 arch="x86"
2809 ;;
2810esac
2811
851ffa80 2812is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2813enable $arch
e939cedd 2814
df5cdc24 2815# Add processor-specific flags
9ebd45c2 2816if enabled aarch64; then
33db40f8
MR
2817
2818 case $cpu in
2819 armv*)
2820 cpuflags="-march=$cpu"
2821 ;;
2822 *)
2823 cpuflags="-mcpu=$cpu"
2824 ;;
2825 esac
2826
2827elif enabled alpha; then
2828
2829 cpuflags="-mcpu=$cpu"
2830
2831elif enabled arm; then
2832
1234c66a
MR
2833 check_arm_arch() {
2834 check_cpp_condition stddef.h \
2835 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2836 $cpuflags
2837 }
2838
2839 probe_arm_arch() {
2840 if check_arm_arch 4; then echo armv4;
2841 elif check_arm_arch 4T; then echo armv4t;
2842 elif check_arm_arch 5; then echo armv5;
2843 elif check_arm_arch 5E; then echo armv5e;
2844 elif check_arm_arch 5T; then echo armv5t;
2845 elif check_arm_arch 5TE; then echo armv5te;
2846 elif check_arm_arch 5TEJ; then echo armv5te;
2847 elif check_arm_arch 6; then echo armv6;
2848 elif check_arm_arch 6J; then echo armv6j;
2849 elif check_arm_arch 6K; then echo armv6k;
2850 elif check_arm_arch 6Z; then echo armv6z;
2851 elif check_arm_arch 6ZK; then echo armv6zk;
2852 elif check_arm_arch 6T2; then echo armv6t2;
2853 elif check_arm_arch 7; then echo armv7;
2854 elif check_arm_arch 7A 7_A; then echo armv7-a;
2855 elif check_arm_arch 7R 7_R; then echo armv7-r;
2856 elif check_arm_arch 7M 7_M; then echo armv7-m;
2857 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2858 elif check_arm_arch 8A 8_A; then echo armv8-a;
2859 fi
2860 }
2861
2862 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2863
33db40f8
MR
2864 case $cpu in
2865 armv*)
2866 cpuflags="-march=$cpu"
2867 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2868 ;;
2869 *)
2870 cpuflags="-mcpu=$cpu"
2871 case $cpu in
2872 cortex-a*) subarch=armv7a ;;
2873 cortex-r*) subarch=armv7r ;;
2874 cortex-m*) enable thumb; subarch=armv7m ;;
2875 arm11*) subarch=armv6 ;;
2876 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2877 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2878 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2879 esac
2880 ;;
2881 esac
2882
f0fe245b
MR
2883 case "$subarch" in
2884 armv5t*) enable fast_clz ;;
2885 armv[6-8]*) enable fast_clz fast_unaligned ;;
2886 esac
2887
33db40f8
MR
2888elif enabled avr32; then
2889
2890 case $cpu in
2891 ap7[02]0[0-2])
2892 subarch="avr32_ap"
2893 cpuflags="-mpart=$cpu"
2894 ;;
2895 ap)
2896 subarch="avr32_ap"
2897 cpuflags="-march=$cpu"
2898 ;;
2899 uc3[ab]*)
2900 subarch="avr32_uc"
2901 cpuflags="-mcpu=$cpu"
2902 ;;
2903 uc)
2904 subarch="avr32_uc"
2905 cpuflags="-march=$cpu"
2906 ;;
2907 esac
2908
2909elif enabled bfin; then
2910
2911 cpuflags="-mcpu=$cpu"
2912
2913elif enabled mips; then
2914
2915 cpuflags="-march=$cpu"
2916
5d54c126 2917elif enabled ppc; then
343aef9b 2918
56348891
MR
2919 case $(tolower $cpu) in
2920 601|ppc601|powerpc601)
9dbd5c3d 2921 cpuflags="-mcpu=601"
64ad53ff 2922 disable altivec
9dbd5c3d 2923 ;;
56348891 2924 603*|ppc603*|powerpc603*)
9dbd5c3d 2925 cpuflags="-mcpu=603"
64ad53ff 2926 disable altivec
9dbd5c3d 2927 ;;
56348891 2928 604*|ppc604*|powerpc604*)
9dbd5c3d 2929 cpuflags="-mcpu=604"
64ad53ff 2930 disable altivec
9dbd5c3d 2931 ;;
56348891 2932 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2933 cpuflags="-mcpu=750"
64ad53ff 2934 disable altivec
9dbd5c3d 2935 ;;
56348891 2936 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2937 cpuflags="-mcpu=7450"
9dbd5c3d 2938 ;;
56348891 2939 74*|ppc74*|powerpc74*)
7f1fcaf0 2940 cpuflags="-mcpu=7400"
9dbd5c3d 2941 ;;
313f9fbf 2942 g5|970|ppc970|powerpc970)
7f1fcaf0 2943 cpuflags="-mcpu=970"
9dbd5c3d 2944 ;;
313f9fbf 2945 power[3-7]*)
7f1fcaf0 2946 cpuflags="-mcpu=$cpu"
313f9fbf 2947 ;;
56348891 2948 cell)
9dbd5c3d
MR
2949 cpuflags="-mcpu=cell"
2950 enable ldbrx
2951 ;;
4ab26cb4
DB
2952 e500mc)
2953 cpuflags="-mcpu=e500mc"
2954 disable altivec
2955 ;;
7b0b81a1
AL
2956 e500v2)
2957 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2958 disable altivec
2959 ;;
2960 e500)
2961 cpuflags="-mcpu=8540 -mhard-float"
2962 disable altivec
2963 ;;
9dbd5c3d 2964 esac
343aef9b 2965
33db40f8
MR
2966elif enabled sparc; then
2967
2968 case $cpu in
2969 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2970 cpuflags="-mcpu=$cpu"
2971 disable vis
2972 ;;
2973 ultrasparc*|niagara[234])
2974 cpuflags="-mcpu=$cpu"
2975 ;;
2976 esac
2977
343aef9b
MR
2978elif enabled x86; then
2979
9dbd5c3d
MR
2980 case $cpu in
2981 i[345]86|pentium)
2982 cpuflags="-march=$cpu"
2983 disable mmx
2984 ;;
f54b5505 2985 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
2986 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2987 cpuflags="-march=$cpu"
f54b5505 2988 disable i686
9dbd5c3d 2989 ;;
f54b5505 2990 # targets that do support nopl and conditional mov (cmov)
f2ce813e 2991 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 2992 cpuflags="-march=$cpu"
f54b5505 2993 enable i686
9dbd5c3d
MR
2994 enable fast_cmov
2995 ;;
2996 # targets that do support conditional mov but on which it's slow
2997 pentium4|pentium4m|prescott|nocona)
2998 cpuflags="-march=$cpu"
f54b5505 2999 enable i686
9dbd5c3d
MR
3000 disable fast_cmov
3001 ;;
3002 esac
343aef9b 3003
343aef9b
MR
3004fi
3005
9ebd45c2
MR
3006if [ "$cpu" != generic ]; then
3007 add_cflags $cpuflags
3008 add_asflags $cpuflags
3009fi
df5cdc24 3010
993f2d0f
MR
3011# compiler sanity check
3012check_exec <<EOF
3013int main(void){ return 0; }
3014EOF
3015if test "$?" != 0; then
3016 echo "$cc is unable to create an executable file."
3017 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3018 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3019 echo "Only do this if you know what cross compiling means."
3020 fi
3021 die "C compiler test failed."
3022fi
3023
046f081b 3024add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3025check_cflags -std=c99
50a334e4 3026check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3027#include <stdlib.h>
3028EOF
50a334e4 3029check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3030#include <stdlib.h>
3031EOF
e9b9a2f8 3032
f0125de9 3033check_host_cflags -std=c99
0a6db2a2 3034check_host_cflags -Wall
f0125de9 3035
d4c99513
MR
3036check_64bit(){
3037 arch32=$1
3038 arch64=$2
3039 expr=$3
3040 check_code cc "" "int test[2*($expr) - 1]" &&
3041 subarch=$arch64 || subarch=$arch32
3042}
3043
b24dbcbd 3044case "$arch" in
d11cb13b 3045 aarch64|alpha|ia64)
2acda282
MR
3046 spic=$shared
3047 ;;
3048 mips)
3049 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3050 spic=$shared
b24dbcbd 3051 ;;
a6e9d649
MR
3052 parisc)
3053 check_64bit parisc parisc64 'sizeof(void *) > 4'
3054 spic=$shared
3055 ;;
56203596
MR
3056 ppc)
3057 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3058 spic=$shared
56203596 3059 ;;
4cd217c0
MR
3060 sparc)
3061 check_64bit sparc sparc64 'sizeof(void *) > 4'
3062 spic=$shared
3063 ;;
e939cedd 3064 x86)
d4c99513 3065 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3066 if test "$subarch" = "x86_64"; then
e939cedd 3067 spic=$shared
de27f4d9 3068 fi
b24dbcbd 3069 ;;
b24dbcbd
RP
3070esac
3071
343aef9b 3072enable $subarch
b1803c79 3073enabled spic && enable_weak pic
b24dbcbd 3074
7483e694 3075# OS specific
4f854758 3076case $target_os in
d3635f3a 3077 aix)
80ade798 3078 SHFLAGS=-shared
d3635f3a 3079 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3080 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3081 ;;
a1629e28 3082 haiku)
63ae7e7c 3083 prefix_default="/boot/common"
108caaaa 3084 network_extralibs="-lnetwork"
f59c4bd6 3085 host_libs=
a1629e28 3086 ;;
7483e694 3087 sunos)
9987769a 3088 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3089 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3090 network_extralibs="-lsocket -lnsl"
779222db 3091 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3092 # When using suncc to build, the Solaris linker will mark
3093 # an executable with each instruction set encountered by
3094 # the Solaris assembler. As our libraries contain their own
3095 # guards for processor-specific code, instead suppress
3096 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3097 enabled_all suncc x86 &&
3098 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3099 add_ldflags -Wl,-M,mapfile
2a8a860a 3100 nm_default='nm -P -g'
7483e694
DB
3101 ;;
3102 netbsd)
a1e4b3f6 3103 disable symver
07a8eef6
MR
3104 oss_indev_extralibs="-lossaudio"
3105 oss_outdev_extralibs="-lossaudio"
7483e694 3106 ;;
d488c3bc 3107 openbsd|bitrig)
a1e4b3f6 3108 disable symver
7483e694 3109 SHFLAGS='-shared'
69dca3a4 3110 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3111 SLIB_INSTALL_LINKS=
07a8eef6
MR
3112 oss_indev_extralibs="-lossaudio"
3113 oss_outdev_extralibs="-lossaudio"
7483e694 3114 ;;
a1e4b3f6 3115 dragonfly)
a1e4b3f6
MR
3116 disable symver
3117 ;;
3118 freebsd)
7483e694
DB
3119 ;;
3120 bsd/os)
355d81df 3121 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3122 ;;
3123 darwin)
301ab19d 3124 gas="gas-preprocessor.pl $cc"
e08b8239 3125 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3126 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3127 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3128 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3129 SLIBSUF=".dylib"
3130 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3131 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3132 objformat="macho"
1b0f6fb8 3133 enabled x86_64 && objformat="macho64"
8dfa86f7 3134 enabled_any pic shared ||
2704bd1a 3135 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3136 ;;
3137 mingw32*)
9d3f4f50 3138 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3139 disable network
3140 else
3141 target_os=mingw32
3142 fi
dcc01c06 3143 LIBTARGET=i386
1fc9fb8a 3144 if enabled x86_64; then
417516f6 3145 LIBTARGET="i386:x86-64"
336cc1b0 3146 elif enabled arm; then
15c5156d 3147 LIBTARGET=arm-wince
dcc01c06 3148 fi
225a5f91
AS
3149 check_ldflags -Wl,--nxcompat
3150 check_ldflags -Wl,--dynamicbase
fbd971a4 3151 shlibdir_default="$bindir_default"
7483e694
DB
3152 SLIBPREF=""
3153 SLIBSUF=".dll"
7483e694
DB
3154 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3155 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3156 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3157 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3158 SLIB_INSTALL_LINKS=
3159 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3160 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3161 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3162 objformat="win32"
ec10a9ab 3163 dlltool="${cross_prefix}dlltool"
a3222470 3164 ranlib=:
bc574408 3165 enable dos_paths
7483e694 3166 ;;
53e8cd68 3167 win32|win64)
d66c52c2
MS
3168 if enabled shared; then
3169 # Link to the import library instead of the normal static library
3170 # for shared libs.
3171 LD_LIB='%.lib'
ace87c19 3172 # Cannot build shared and static libs at the same time with MSVC.
d66c52c2
MS
3173 disable static
3174 fi
3175 shlibdir_default="$bindir_default"
3176 SLIBPREF=""
3177 SLIBSUF=".dll"
3178 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3179 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3180 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3181 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3182 SLIB_INSTALL_LINKS=
3183 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3184 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3185 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3186 objformat="win32"
3187 ranlib=:
3188 enable dos_paths
3189 ;;
7483e694 3190 cygwin*)
4f854758 3191 target_os=cygwin
fbd971a4 3192 shlibdir_default="$bindir_default"
7483e694
DB
3193 SLIBPREF="cyg"
3194 SLIBSUF=".dll"
3195 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3196 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3197 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3198 SLIB_INSTALL_LINKS=
3199 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3200 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3201 objformat="win32"
bc574408 3202 enable dos_paths
7483e694 3203 ;;
4f365f37 3204 *-dos|freedos|opendos)
4f365f37 3205 network_extralibs="-lsocket"
ff1c015d 3206 objformat="coff"
bc574408 3207 enable dos_paths
a7a187a1 3208 add_cppflags -U__STRICT_ANSI__
4f365f37 3209 ;;
7483e694 3210 linux)
7483e694
DB
3211 enable dv1394
3212 ;;
3213 irix*)
4f854758 3214 target_os=irix
7483e694
DB
3215 ranlib="echo ignoring ranlib"
3216 ;;
d22e8442 3217 os/2*)
d22e8442 3218 ln_s="cp -f"
9297f1ed 3219 objformat="aout"
e14574eb 3220 add_cppflags -D_GNU_SOURCE
355d81df 3221 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3222 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3223 LIBSUF="_s.a"
d22e8442
DY
3224 SLIBPREF=""
3225 SLIBSUF=".dll"
3226 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3227 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3228 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3229 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3230 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3231 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3232 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3233 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3234 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3235 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3236 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3237 enable dos_paths
d22e8442 3238 ;;
83993c1c 3239 gnu/kfreebsd)
3bd1eacd 3240 add_cppflags -D_BSD_SOURCE
83993c1c 3241 ;;
34e82167 3242 gnu)
34e82167 3243 ;;
d33ed7b3
MR
3244 qnx)
3245 add_cppflags -D_QNX_SOURCE
3246 network_extralibs="-lsocket"
3247 ;;
1c69c79f
MS
3248 symbian)
3249 SLIBSUF=".dll"
3250 enable dos_paths
e3bc07f4
MS
3251 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3252 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3253 add_ldflags -Wl,--target1-abs,--no-undefined \
3254 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3255 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3256 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3257 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3258 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3259 ;;
fdd66609
MR
3260 osf1)
3261 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
fdd66609 3262 ;;
741a8b72
MR
3263 minix)
3264 ;;
4ebc6a74
MR
3265 plan9)
3266 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3267 -D_REENTRANT_SOURCE \
3268 -D_RESEARCH_SOURCE \
3269 -DFD_SETSIZE=96 \
3270 -DHAVE_SOCK_OPTS
3271 add_compat strtod.o strtod=avpriv_strtod
3272 network_extralibs='-lbsd'
3273 exeobjs=compat/plan9/main.o
3274 disable avserver
4ebc6a74
MR
3275 cp_f='cp'
3276 ;;
614d8911
MR
3277 none)
3278 ;;
7483e694 3279 *)
4f924f9a 3280 die "Unknown OS '$target_os'."
7483e694
DB
3281 ;;
3282esac
3283
b797f3c4
MR
3284# determine libc flavour
3285
197252f1 3286# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3287if check_cpp_condition features.h "defined __UCLIBC__"; then
3288 libc_type=uclibc
3bd1eacd 3289 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3290elif check_cpp_condition features.h "defined __GLIBC__"; then
3291 libc_type=glibc
3bd1eacd 3292 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3293# MinGW headers can be installed on Cygwin, so check for newlib first.
3294elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3295 libc_type=newlib
3296 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3297elif check_header _mingw.h; then
3298 libc_type=mingw
3299 check_cpp_condition _mingw.h \
3300 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3301 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3302 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3303 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3304elif check_func_headers stdlib.h _get_doserrno; then
3305 libc_type=msvcrt
84e65c76
MR
3306 add_compat strtod.o strtod=avpriv_strtod
3307 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3308 _snprintf=avpriv_snprintf \
3309 vsnprintf=avpriv_vsnprintf
0b6899f1
MS
3310 # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
3311 # 0x601 by default unless something else is set by the user.
3312 # This can easily lead to us detecting functions only present
3313 # in such new versions and producing binaries requiring windows 7.0.
3314 # Therefore explicitly set the default to XP unless the user has
3315 # set something else on the command line.
3316 check_cpp_condition stdlib.h "defined(_WIN32_WINNT)" || add_cppflags -D_WIN32_WINNT=0x0502