vf_lut: Constantize
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 103 --disable-all disable building components, libraries and programs
3b327a4b 104
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105Program options:
106 --disable-programs do not build command line programs
6291d7e4 107 --disable-avconv disable avconv build
266463da 108 --disable-avplay disable avplay build
9e12f0bf 109 --disable-avprobe disable avprobe build
4d58e4cb 110 --disable-avserver disable avserver build
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111
112Component options:
113 --disable-doc do not build documentation
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114 --disable-avdevice disable libavdevice build
115 --disable-avcodec disable libavcodec build
116 --disable-avformat disable libavformat build
d89f2fa9 117 --disable-avutil disable libavutil build
5a0f7131 118 --disable-swscale disable libswscale build
cccc039f 119 --disable-avfilter disable video filter support [no]
c8af852b 120 --disable-avresample disable libavresample build [no]
0dbfc1db 121 --disable-pthreads disable pthreads [auto]
7b7b220c 122 --disable-w32threads disable Win32 threads [auto]
06454877 123 --disable-network disable network support [no]
7f3f5f46 124 --disable-dct disable DCT code
0b499c9b 125 --disable-error-resilience disable error resilience code
193cdd9a 126 --disable-lsp disable LSP code
2a91ada8 127 --disable-lzo disable LZO decoder code
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128 --disable-mdct disable MDCT code
129 --disable-rdft disable RDFT code
3b327a4b 130 --disable-fft disable FFT code
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131
132Hardware accelerators:
3b327a4b 133 --enable-dxva2 enable DXVA2 code
dcb73592 134 --enable-vaapi enable VAAPI code
ac3dbb4d 135 --enable-vda enable VDA code
e8f6bd4b 136 --enable-vdpau enable VDPAU code
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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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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.
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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
MR
307}
308
720c69da 309log_file(){
c8e9f801 310 log BEGIN $1
2270b4b2 311 pr -n -t $1 >> $logfile
c8e9f801
MR
312 log END $1
313}
314
2ba042a7 315echolog(){
c8e9f801 316 log "$@"
57bd82d4 317 echo "$@"
2ba042a7
MR
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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DB
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
MR
350}
351
4a5444db 352tolower(){
6c6007d6 353 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
354}
355
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MR
356c_escape(){
357 echo "$*" | sed 's/["\\]/\\\0/g'
358}
359
b04251c5
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
MR
375 done
376}
377
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MR
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
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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(){
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MS
437 for pvar in $*; do
438 eval level=\${${pvar}_level:-0}
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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
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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
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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
MR
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 $var
500 done
72a43668
MR
501}
502
57bd82d4 503enabled(){
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MR
504 test "${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
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DB
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
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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 $cfg
799c9e9b 560
30fd06be
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561 eval dep_all="\$${cfg}_deps"
562 eval dep_any="\$${cfg}_deps_any"
7ef3425f 563 eval dep_sel="\$${cfg}_select"
c510c7b5 564 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
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
84146963 1181 i686
50cd43f2
DB
1182 mmx
1183 mmxext
1184 sse
1185 sse2
1186 sse3
1187 sse4
1188 sse42
1189 ssse3
1190'
1191
1192ARCH_EXT_LIST="
81dfa21e 1193 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1194 $ARCH_EXT_LIST_X86
1195 altivec
799fde37 1196 ppc4xx
bd9d34a0 1197 vis
50cd43f2 1198"
3f5b56e5 1199
fd712a55
DB
1200HAVE_LIST_CMDLINE='
1201 inline_asm
1202 symver
1203 yasm
1204'
1205
a3e02a8c
MR
1206HAVE_LIST_PUB='
1207 bigendian
d268eee9 1208 fast_unaligned
a3e02a8c
MR
1209'
1210
79042ab3 1211MATH_FUNCS="
fab0a8b2
MR
1212 atanf
1213 atan2f
79042ab3 1214 cbrtf
fab0a8b2 1215 cosf
79042ab3
DB
1216 exp2
1217 exp2f
fab0a8b2 1218 expf
79042ab3
DB
1219 isinf
1220 isnan
fab0a8b2 1221 ldexpf
79042ab3
DB
1222 llrint
1223 llrintf
1224 log2
1225 log2f
fab0a8b2 1226 log10f
79042ab3
DB
1227 lrint
1228 lrintf
fab0a8b2 1229 powf
79042ab3
DB
1230 rint
1231 round
1232 roundf
fab0a8b2 1233 sinf
79042ab3
DB
1234 trunc
1235 truncf
1236"
1237
3f5b56e5
MR
1238HAVE_LIST="
1239 $ARCH_EXT_LIST
43b73d59
DB
1240 $(add_suffix _external $ARCH_EXT_LIST)
1241 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1242 $HAVE_LIST_CMDLINE
a3e02a8c 1243 $HAVE_LIST_PUB
3f5b56e5 1244 $THREADS_LIST
f9f6402e 1245 $ATOMICS_LIST
79042ab3 1246 $MATH_FUNCS
be1a839c 1247 aligned_malloc
59782b82 1248 aligned_stack
35fd8122 1249 alsa_asoundlib_h
3f5b56e5 1250 altivec_h
c9fdab0d 1251 arpa_inet_h
ec9d2c15 1252 asm_mod_q
6308729e 1253 asm_mod_y
817dff57 1254 atomic_cas_ptr
f9f6402e 1255 atomics_native
dffb41b9 1256 attribute_may_alias
e7ea5e3d 1257 attribute_packed
43e0e0c4
LB
1258 cdio_paranoia_h
1259 cdio_paranoia_paranoia_h
ecf97f22 1260 closesocket
15caccb9 1261 CommandLineToArgvW
180d43bc 1262 cpunop
1093383d 1263 CryptGenRandom
c88f5d72 1264 dcbzl
f8aa696f
DB
1265 dev_bktr_ioctl_bt848_h
1266 dev_bktr_ioctl_meteor_h
1267 dev_ic_bt8xx_h
f8aa696f 1268 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1269 dev_video_meteor_ioctl_meteor_h
ca6b544a 1270 direct_h
18b67ae5 1271 dlfcn_h
c88f5d72 1272 dlopen
bc574408 1273 dos_paths
fa845061 1274 dxva_h
245626d0
DB
1275 ebp_available
1276 ebx_available
c2a29455 1277 fast_64bit
669b5583 1278 fast_clz
7073e9fc 1279 fast_cmov
534a2231 1280 fcntl
9d99cc5a 1281 fork
84882df6 1282 getaddrinfo
da9e86f8 1283 gethrtime
667fb97a 1284 getopt
02e8f427 1285 GetProcessAffinityMask
fc5607f8 1286 GetProcessMemoryInfo
4e68cb8a 1287 GetProcessTimes
61183b5a 1288 GetSystemTimeAsFileTime
66be5b45 1289 getrusage
c3e73100 1290 getservbyport
61183b5a 1291 gettimeofday
a49d3025 1292 gnu_as
c7df1532 1293 gsm_h
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
84146963
DB
1483cpunop_deps="i686"
1484x86_64_select="i686"
1485x86_64_suggest="fast_cmov"
50cd43f2 1486
808fa33c
MR
1487amd3dnow_deps="mmx"
1488amd3dnowext_deps="amd3dnow"
9eeed841 1489mmx_deps="x86"
239fdf1b 1490mmxext_deps="mmx"
50cd43f2
DB
1491sse_deps="mmxext"
1492sse2_deps="sse"
1493sse3_deps="sse2"
1494ssse3_deps="sse3"
1495sse4_deps="ssse3"
1496sse42_deps="sse4"
1497avx_deps="sse42"
79687079 1498fma4_deps="avx"
9eeed841 1499
43b73d59
DB
1500mmx_external_deps="yasm"
1501mmx_inline_deps="inline_asm"
1502mmx_suggest="mmx_external mmx_inline"
1503
1504for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1505 eval dep=\$${ext}_deps
1506 eval ${ext}_external_deps='"${dep}_external"'
1507 eval ${ext}_inline_deps='"${dep}_inline"'
1508 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1509done
1510
59782b82 1511aligned_stack_if_any="ppc x86"
e939cedd 1512fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1513fast_clz_if_any="alpha avr32 mips ppc x86"
1514fast_unaligned_if_any="ppc x86"
669b5583 1515
6fec122a 1516inline_asm_deps="!tms470"
3e0b1c9a 1517need_memalign="altivec neon sse"
89e053f8 1518
b462d132
MR
1519symver_if_any="symver_asm_label symver_gnu_asm"
1520
88a35699
MS
1521log2_deps="!msvcrt"
1522
26fbcc85 1523# subsystems
dc609252 1524dct_select="rdft"
b93b27ed
RB
1525error_resilience_select="dsputil"
1526lpc_select="dsputil"
26fbcc85
MR
1527mdct_select="fft"
1528rdft_select="fft"
1e164c0b 1529mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1530mpegaudiodsp_select="dct"
f4fed5a2 1531mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1532mpegvideoenc_select="mpegvideo"
26fbcc85 1533
ed40b6bf 1534# decoders / encoders
cfc2a0cf 1535aac_decoder_select="mdct sinewin"
aa11cb79 1536aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1537aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1538ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1539ac3_encoder_select="mdct ac3dsp dsputil"
1540ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1541aic_decoder_select="dsputil golomb"
f4d608e3 1542alac_encoder_select="lpc"
b93b27ed 1543als_decoder_select="dsputil"
b781cc12 1544amrnb_decoder_select="lsp"
2b2a597e 1545amrwb_decoder_select="lsp"
28bc406c 1546amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1547ape_decoder_select="dsputil"
1548asv1_decoder_select="dsputil"
1549asv1_encoder_select="dsputil"
1550asv2_decoder_select="dsputil"
1551asv2_encoder_select="dsputil"
4538729a 1552atrac1_decoder_select="mdct sinewin"
26fbcc85 1553atrac3_decoder_select="mdct"
0f0a11d5 1554bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1555binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1556binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1557cavs_decoder_select="dsputil golomb h264chroma videodsp"
1558cllc_decoder_select="dsputil"
9b500b8f 1559comfortnoise_encoder_select="lpc"
b93b27ed 1560cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1561cscd_decoder_select="lzo"
2eef7c62 1562cscd_decoder_suggest="zlib"
26fbcc85 1563dca_decoder_select="mdct"
b93b27ed
RB
1564dnxhd_decoder_select="dsputil"
1565dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1566dvvideo_decoder_select="dsputil"
1567dvvideo_encoder_select="dsputil"
61c31e4e 1568dxa_decoder_deps="zlib"
baf91bb9 1569eac3_decoder_select="ac3_decoder"
4264a0dd 1570eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1571eamad_decoder_select="aandcttables dsputil mpegvideo"
1572eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1573eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1574ffv1_decoder_select="dsputil golomb rangecoder"
1575ffv1_encoder_select="dsputil rangecoder"
1576ffvhuff_decoder_select="dsputil"
1577ffvhuff_encoder_select="dsputil huffman"
4f034993 1578flac_decoder_select="golomb"
b93b27ed 1579flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1580flashsv_decoder_deps="zlib"
1581flashsv_encoder_deps="zlib"
1582flashsv2_decoder_deps="zlib"
4414137e 1583flv_decoder_select="h263_decoder"
4d4b4bd1 1584flv_encoder_select="h263_encoder"
b93b27ed
RB
1585fourxm_decoder_select="dsputil"
1586fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1587g2m_decoder_deps="zlib"
1588g2m_decoder_select="dsputil"
c292f6a2 1589h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1590h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1591h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1592h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1593h263i_decoder_select="h263_decoder"
fe629c2d 1594h263p_encoder_select="h263_encoder"
0b499c9b
RB
1595h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1596h264_decoder_suggest="error_resilience"
b93b27ed
RB
1597huffyuv_decoder_select="dsputil"
1598huffyuv_encoder_select="dsputil huffman"
1599iac_decoder_select="dsputil fft mdct sinewin"
1600imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1601indeo3_decoder_select="hpeldsp"
8071264f 1602interplay_video_decoder_select="hpeldsp"
28bc406c 1603jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1604jpegls_encoder_select="golomb"
b93b27ed
RB
1605jv_decoder_select="dsputil"
1606lagarith_decoder_select="dsputil"
ad08dfd5 1607ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1608loco_decoder_select="golomb"
b93b27ed 1609mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1610metasound_decoder_select="lsp mdct sinewin"
c1047003 1611mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1612mjpeg_decoder_select="dsputil hpeldsp"
1613mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1614mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1615mlp_decoder_select="dsputil mlp_parser"
1616motionpixels_decoder_select="dsputil"
1e164c0b
DB
1617mp1_decoder_select="mpegaudio"
1618mp1float_decoder_select="mpegaudio"
1619mp2_decoder_select="mpegaudio"
1620mp2float_decoder_select="mpegaudio"
1621mp3_decoder_select="mpegaudio"
1622mp3adu_decoder_select="mpegaudio"
1623mp3adufloat_decoder_select="mpegaudio"
1624mp3float_decoder_select="mpegaudio"
1625mp3on4_decoder_select="mpegaudio"
1626mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1627mpc7_decoder_select="dsputil mpegaudiodsp"
1628mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1629mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1630mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1631mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1632mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1633mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1634mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1635mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1636mpeg4_encoder_select="h263_encoder"
4414137e 1637msmpeg4v1_decoder_select="h263_decoder"
4414137e 1638msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1639msmpeg4v2_encoder_select="h263_encoder"
4414137e 1640msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1641msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1642mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1643mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1644nellymoser_decoder_select="mdct sinewin"
aa11cb79 1645nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1646nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1647png_decoder_deps="zlib"
1648png_decoder_select="dsputil"
1649png_encoder_deps="zlib"
1650png_encoder_select="dsputil"
b93b27ed
RB
1651prores_decoder_select="dsputil"
1652prores_encoder_select="dsputil"
b781cc12 1653qcelp_decoder_select="lsp"
c4f5c2d6 1654qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1655ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1656ralf_decoder_select="golomb"
06b54e84 1657rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1658rv10_encoder_select="h263_encoder"
06b54e84 1659rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1660rv20_encoder_select="h263_encoder"
870add0d
DB
1661rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1662rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1663shorten_decoder_select="golomb"
b781cc12 1664sipr_decoder_select="lsp"
28bc406c 1665sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1666svq1_decoder_select="hpeldsp"
1277dc07 1667svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1668svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1669svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1670tak_decoder_select="dsputil"
4eef77c1 1671theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1672tiff_decoder_suggest="zlib"
1673tiff_encoder_suggest="zlib"
28bc406c 1674thp_decoder_select="dsputil hpeldsp"
aec09a00 1675truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1676truemotion2_decoder_select="dsputil"
1677truespeech_decoder_select="dsputil"
61c31e4e 1678tscc_decoder_deps="zlib"
4538729a 1679twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1680utvideo_decoder_select="dsputil"
1681utvideo_encoder_select="dsputil huffman"
1682vble_decoder_select="dsputil"
06b54e84 1683vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1684vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1685vorbis_decoder_select="mdct"
1686vorbis_encoder_select="mdct"
3bd062bf 1687vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1688vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1689vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1690vp6a_decoder_select="vp6_decoder"
1691vp6f_decoder_select="vp6_decoder"
8c53d39e 1692vp8_decoder_select="h264pred videodsp"
4538729a
MR
1693wmapro_decoder_select="mdct sinewin"
1694wmav1_decoder_select="mdct sinewin"
1695wmav1_encoder_select="mdct sinewin"
1696wmav2_decoder_select="mdct sinewin"
1697wmav2_encoder_select="mdct sinewin"
1698wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1699wmv1_decoder_select="h263_decoder"
665507aa 1700wmv1_encoder_select="h263_encoder"
870add0d 1701wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1702wmv2_encoder_select="h263_encoder"
015f8ee0 1703wmv3_decoder_select="vc1_decoder"
45ecda85 1704wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1705zerocodec_decoder_deps="zlib"
1706zlib_decoder_deps="zlib"
1707zlib_encoder_deps="zlib"
1708zmbv_decoder_deps="zlib"
1709zmbv_encoder_deps="zlib"
30fd06be 1710
ed40b6bf 1711# hardware accelerators
215cdd35 1712dxva2_deps="dxva2api_h"
0afab17e 1713vaapi_deps="va_va_h"
ac3dbb4d 1714vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1715vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1716vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1717
82ca17ac
DB
1718h263_vaapi_hwaccel_deps="vaapi"
1719h263_vaapi_hwaccel_select="h263_decoder"
1720h263_vdpau_hwaccel_deps="vdpau"
1721h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1722h264_dxva2_hwaccel_deps="dxva2"
1723h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1724h264_vaapi_hwaccel_deps="vaapi"
1725h264_vaapi_hwaccel_select="h264_decoder"
1726h264_vda_hwaccel_deps="vda"
1727h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1728h264_vdpau_hwaccel_deps="vdpau"
1729h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1730mpeg1_vdpau_hwaccel_deps="vdpau"
1731mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1732mpeg2_dxva2_hwaccel_deps="dxva2"
1733mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1734mpeg2_vaapi_hwaccel_deps="vaapi"
1735mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1736mpeg2_vdpau_hwaccel_deps="vdpau"
1737mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1738mpeg4_vaapi_hwaccel_deps="vaapi"
1739mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1740mpeg4_vdpau_hwaccel_deps="vdpau"
1741mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1742vc1_dxva2_hwaccel_deps="dxva2"
1743vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1744vc1_vaapi_hwaccel_deps="vaapi"
1745vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1746vc1_vdpau_hwaccel_deps="vdpau"
1747vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1748wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1749wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1750wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1751
28b80940 1752# parsers
0b499c9b 1753h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1754mpeg4video_parser_select="error_resilience mpegvideo"
1755mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1756vc1_parser_select="mpegvideo"
28b80940 1757
912f3148 1758# external libraries
c9171a83 1759libfaac_encoder_deps="libfaac"
aa11cb79 1760libfaac_encoder_select="audio_frame_queue"
4f2b469d 1761libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1762libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1763libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1764libgsm_decoder_deps="libgsm"
1765libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1766libgsm_ms_decoder_deps="libgsm"
1767libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1768libilbc_decoder_deps="libilbc"
1769libilbc_encoder_deps="libilbc"
1cc60c47 1770libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1771libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1772libopencore_amrnb_decoder_deps="libopencore_amrnb"
1773libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1774libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1775libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1776libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1777libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1778libopus_decoder_deps="libopus"
6cb8c854 1779libopus_encoder_deps="libopus"
aa11cb79 1780libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1781libschroedinger_decoder_deps="libschroedinger"
1782libschroedinger_encoder_deps="libschroedinger"
ae14f311 1783libspeex_decoder_deps="libspeex"
b606a017 1784libspeex_encoder_deps="libspeex"
aa11cb79 1785libspeex_encoder_select="audio_frame_queue"
150d2772 1786libtheora_encoder_deps="libtheora"
d89e738a 1787libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1788libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1789libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1790libvorbis_encoder_deps="libvorbis"
aa11cb79 1791libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1792libvpx_vp8_decoder_deps="libvpx"
1793libvpx_vp8_encoder_deps="libvpx"
1794libvpx_vp9_decoder_deps="libvpx"
1795libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1796libwavpack_encoder_deps="libwavpack"
1cc60c47 1797libx264_encoder_deps="libx264"
de295976 1798libxavs_encoder_deps="libxavs"
1cc60c47 1799libxvid_encoder_deps="libxvid"
30fd06be 1800
912f3148 1801# demuxers / muxers
c2dd0e9e 1802ac3_demuxer_select="ac3_parser"
255d9c57 1803asf_demuxer_select="riffdec"
3dd5c95d 1804asf_muxer_select="riffenc"
647c2356 1805asf_stream_muxer_select="asf_muxer"
255d9c57 1806avi_demuxer_select="riffdec"
3dd5c95d 1807avi_muxer_select="riffenc"
4e622dea 1808avisynth_demuxer_deps="avisynth"
255d9c57
DB
1809avisynth_demuxer_select="riffdec"
1810caf_demuxer_select="riffdec"
c2dd0e9e 1811dirac_demuxer_select="dirac_parser"
255d9c57 1812dxa_demuxer_select="riffdec"
5b423887 1813eac3_demuxer_select="ac3_parser"
c2dd0e9e 1814flac_demuxer_select="flac_parser"
c9031c7c 1815hls_muxer_select="mpegts_muxer"
647c2356 1816ipod_muxer_select="mov_muxer"
31f16dc1 1817ismv_muxer_select="mov_muxer"
647c2356 1818matroska_audio_muxer_select="matroska_muxer"
255d9c57 1819matroska_demuxer_select="riffdec"
2a91ada8 1820matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1821matroska_muxer_select="riffenc"
1822mmf_muxer_select="riffenc"
255d9c57 1823mov_demuxer_select="riffdec"
4e622dea 1824mov_demuxer_suggest="zlib"
3dd5c95d 1825mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1826mp3_demuxer_select="mpegaudio_parser"
647c2356 1827mp4_muxer_select="mov_muxer"
75644335 1828mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1829mpegtsraw_demuxer_select="mpegts_demuxer"
1830mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1831nut_muxer_select="riffenc"
255d9c57 1832nuv_demuxer_select="riffdec"
24ca518b 1833ogg_demuxer_select="golomb"
647c2356 1834psp_muxer_select="mov_muxer"
44594cc7 1835rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1836rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1837rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1838rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1839sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1840sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1841sdp_demuxer_select="rtpdec"
e772f9fa 1842smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1843spdif_muxer_select="aac_parser"
57231e4d 1844tak_demuxer_select="tak_parser"
647c2356
DB
1845tg2_muxer_select="mov_muxer"
1846tgp_muxer_select="mov_muxer"
a7d45e06 1847w64_demuxer_select="wav_demuxer"
255d9c57 1848wav_demuxer_select="riffdec"
3dd5c95d
DB
1849wav_muxer_select="riffenc"
1850webm_muxer_select="riffenc"
255d9c57
DB
1851wtv_demuxer_select="riffdec"
1852xmv_demuxer_select="riffdec"
1853xwma_demuxer_select="riffdec"
4e622dea
SS
1854
1855# indevs / outdevs
38e54a75 1856alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1857alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1858bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1859dv1394_indev_deps="dv1394"
1860dv1394_indev_select="dv_demuxer"
c6f95144 1861fbdev_indev_deps="linux_fb_h"
a3fc62e8 1862jack_indev_deps="jack_jack_h pthreads"
e417d80d 1863libcdio_indev_deps="libcdio"
38e54a75 1864libdc1394_indev_deps="libdc1394"
38e54a75
SS
1865oss_indev_deps_any="soundcard_h sys_soundcard_h"
1866oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1867pulse_indev_deps="libpulse"
15d59d2c
B
1868sndio_indev_deps="sndio_h"
1869sndio_outdev_deps="sndio_h"
38e54a75 1870v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1871vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1872vfwcap_indev_extralibs="-lavicap32"
24f8961f 1873x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1874
912f3148 1875# protocols
acd554c1
SP
1876ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1877ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1878ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1879ffrtmphttp_protocol_deps="!librtmp_protocol"
1880ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1881gopher_protocol_select="network"
c40e1757 1882httpproxy_protocol_select="tcp_protocol"
279a0c97 1883http_protocol_select="tcp_protocol"
183baead 1884https_protocol_select="tls_protocol"
c3b57d6e
DB
1885librtmp_protocol_deps="librtmp"
1886librtmpe_protocol_deps="librtmp"
1887librtmps_protocol_deps="librtmp"
1888librtmpt_protocol_deps="librtmp"
1889librtmpte_protocol_deps="librtmp"
c60a2d70 1890mmsh_protocol_select="http_protocol"
998c1ee1 1891mmst_protocol_select="network"
c3b57d6e 1892rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1893rtmp_protocol_select="tcp_protocol"
acd554c1 1894rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1895rtmps_protocol_deps="!librtmp_protocol"
1896rtmps_protocol_select="tls_protocol"
775c4d36 1897rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1898rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1899rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1900rtp_protocol_select="udp_protocol"
998c1ee1
DB
1901sctp_protocol_deps="struct_sctp_event_subscribe"
1902sctp_protocol_select="network"
0eecafc9 1903srtp_protocol_select="rtp_protocol"
998c1ee1 1904tcp_protocol_select="network"
558d192d
MS
1905tls_protocol_deps_any="openssl gnutls"
1906tls_protocol_select="tcp_protocol"
998c1ee1 1907udp_protocol_select="network"
60538758
LB
1908unix_protocol_deps="sys_un_h"
1909unix_protocol_select="network"
c08fb000 1910
6ebf0bfc 1911# filters
13fabd7a 1912blackframe_filter_deps="gpl"
ce6b6ef6 1913boxblur_filter_deps="gpl"
68b79bfc 1914cropdetect_filter_deps="gpl"
b157be1f 1915delogo_filter_deps="gpl"
a5b64584 1916drawtext_filter_deps="libfreetype"
2e5ff4d0 1917frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1918frei0r_filter_extralibs='$ldl'
a42bb9d6 1919frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1920frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1921hqdn3d_filter_deps="gpl"
3fce1367 1922interlace_filter_deps="gpl"
d371e7b9 1923resample_filter_deps="avresample"
cf69ad35 1924ocv_filter_deps="libopencv"
2f296e39 1925scale_filter_deps="swscale"
acbac567 1926yadif_filter_deps="gpl"
6ebf0bfc 1927
5a0f7131 1928# libraries
d89f2fa9
DB
1929avcodec_deps="avutil"
1930avdevice_deps="avutil avcodec avformat"
1931avfilter_deps="avutil"
1932avformat_deps="avutil avcodec"
1933avresample_deps="avutil"
1934swscale_deps="avutil"
f7679c54 1935
912f3148 1936# programs
54fd593a 1937avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1938avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1939 fps_filter null_filter resample_filter scale_filter
bce70f81 1940 setpts_filter trim_filter"
d173ede1 1941avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1942avplay_select="rdft"
9e12f0bf 1943avprobe_deps="avcodec avformat"
406e6c0b
DB
1944avserver_deps="avformat fork !shared"
1945avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1946avserver_extralibs='$ldl'
a2830dca 1947
c73f65d9 1948doc_deps="texi2html"
912f3148 1949
de6d9b64 1950# default parameters
8a608357 1951
19bd477d 1952logfile="config.log"
8a608357
MR
1953
1954# installation paths
c9d19248
MR
1955prefix_default="/usr/local"
1956bindir_default='${prefix}/bin'
6291d7e4 1957datadir_default='${prefix}/share/avconv'
c9d19248
MR
1958incdir_default='${prefix}/include'
1959libdir_default='${prefix}/lib'
1960mandir_default='${prefix}/share/man'
1961shlibdir_default="$libdir_default"
8a608357
MR
1962
1963# toolchain
121d78d0 1964ar_default="ar"
13c7df3d 1965cc_default="gcc"
9da6609f 1966host_cc_default="gcc"
4ebc6a74 1967cp_f="cp -f"
b58b00ae 1968ln_s="ln -s -f"
2a8a860a 1969nm_default="nm -g"
11e6d03a 1970objformat="elf"
3f8040db 1971pkg_config_default=pkg-config
be7109c1 1972ranlib="ranlib"
11e6d03a 1973yasmexe="yasm"
8a608357 1974
3e0b1c9a 1975nogas=":"
8182dc34 1976
8a608357 1977# machine
8d4c00ed 1978arch_default=$(uname -m)
38d0a8aa 1979cpu="generic"
8a608357 1980
8a608357 1981# OS
8d4c00ed
MR
1982target_os_default=$(tolower $(uname -s))
1983host_os=$target_os_default
8a608357 1984
8a608357 1985# configurable options
d89f2fa9 1986enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1987
3e0b1c9a
DB
1988enable asm
1989enable debug
1990enable doc
8400d6b8 1991enable optimizations
8cfbbd92 1992enable safe_bitstream_reader
530dc538 1993enable static
a9ddb5b1 1994enable swscale_alpha
8a608357 1995
2e2ec667
DB
1996# By default, enable only those hwaccels that have no external dependencies.
1997enable dxva2 vdpau
1998
8a608357 1999# build settings
9987769a 2000SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2001LIBPREF="lib"
2002LIBSUF=".a"
c5f14466
RP
2003FULLNAME='$(NAME)$(BUILDSUF)'
2004LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2005SLIBPREF="lib"
2006SLIBSUF=".so"
c5f14466 2007SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2008SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2009SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2010LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2011SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2012SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2013
68485d1f
MR
2014asflags_filter=echo
2015cflags_filter=echo
64933b6c
MR
2016ldflags_filter=echo
2017
23565c26 2018AS_C='-c'
bc877faf 2019AS_O='-o $@'
23565c26 2020CC_C='-c'
18031c49 2021CC_E='-E -o $@'
7e6c86e6 2022CC_O='-o $@'
a758c5e2 2023LD_O='-o $@'
8db73c61
MR
2024LD_LIB='-l%'
2025LD_PATH='-L'
23565c26 2026HOSTCC_C='-c'
a758c5e2 2027HOSTCC_O='-o $@'
095792f2 2028HOSTLD_O='-o $@'
7e6c86e6 2029
4cc4b33f
DB
2030host_cflags='-O3 -g'
2031host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2032host_libs='-lm'
6c3fa06a
MR
2033host_cflags_filter=echo
2034host_ldflags_filter=echo
9da6609f 2035
9b861379 2036target_path='$(CURDIR)'
a7ada2ba 2037
a158446b
MR
2038# since the object filename is not given with the -MM flag, the compiler
2039# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2040DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2041DEPFLAGS='-MM'
315c741d 2042
c597172e 2043# find source path
24524f36 2044if test -f configure; then
f038cf3c 2045 source_path=.
c597172e 2046else
8477f2de 2047 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2048 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2049 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2050 test -e "$source_path/config.h" &&
2051 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2052fi
2053
13cbe2c0 2054for v in "$@"; do
b04251c5
MR
2055 r=${v#*=}
2056 l=${v%"$r"}
2057 r=$(sh_quote "$r")
29ba0911 2058 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2059done
c597172e 2060
73ef8980
MR
2061find_things(){
2062 thing=$1
2063 pattern=$2
2064 file=$source_path/$3
932ccf39 2065 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2066}
2067
2068ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2069DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2070HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2071PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2072BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2073MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2074DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2075OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2076INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2077PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2078FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2079
54e75be4
DB
2080ALL_COMPONENTS="
2081 $BSF_LIST
2082 $DECODER_LIST
2083 $DEMUXER_LIST
2084 $ENCODER_LIST
2085 $FILTER_LIST
2086 $HWACCEL_LIST
2087 $INDEV_LIST
2088 $MUXER_LIST
2089 $OUTDEV_LIST
2090 $PARSER_LIST
2091 $PROTOCOL_LIST
2092"
2093
8469ae22
MR
2094for n in $COMPONENT_LIST; do
2095 v=$(toupper ${n%s})_LIST
2096 eval enable \$$v
2097 eval ${n}_if_any="\$$v"
2098done
2099
206a070d 2100enable $ARCH_EXT_LIST
c597172e
MR
2101
2102die_unknown(){
2103 echo "Unknown option \"$1\"."
2104 echo "See $0 --help for available options."
2105 exit 1
2106}
2107
7432e872
DB
2108print_3_columns() {
2109 cat | tr ' ' '\n' | sort | pr -r -3 -t
2110}
2111
794f8e97 2112show_list() {
bf0c4afa
RP
2113 suffix=_$1
2114 shift
7432e872 2115 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2116 exit 0
2117}
2118
154caa67
MR
2119rand_list(){
2120 IFS=', '
2121 set -- $*
2122 unset IFS
2123 for thing; do
2124 comp=${thing%:*}
2125 prob=${thing#$comp}
2126 prob=${prob#:}
2127 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2128 echo "prob ${prob:-0.5}"
2129 printf '%s\n' $comp
2130 done
2131}
2132
2133do_random(){
2134 action=$1
2135 shift
2136 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2137 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2138}
2139
c597172e 2140for opt do
7483e694
DB
2141 optval="${opt#*=}"
2142 case "$opt" in
ea061af1
DB
2143 --extra-ldflags=*)
2144 add_ldflags $optval
7e9e7cc2 2145 ;;
ea061af1
DB
2146 --extra-libs=*)
2147 add_extralibs $optval
7e9e7cc2 2148 ;;
ea061af1
DB
2149 --disable-devices)
2150 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2151 ;;
ea061af1
DB
2152 --enable-debug=*)
2153 debuglevel="$optval"
7e9e7cc2
MR
2154 ;;
2155 --disable-programs)
2156 disable $PROGRAM_LIST
2157 ;;
2158 --disable-everything)
2159 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2160 ;;
844c6852
DB
2161 --disable-all)
2162 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2163 disable $LIBRARY_LIST $PROGRAM_LIST doc
2164 ;;
7e9e7cc2
MR
2165 --enable-random|--disable-random)
2166 action=${opt%%-random}
2167 do_random ${action#--} $COMPONENT_LIST
2168 ;;
2169 --enable-random=*|--disable-random=*)
2170 action=${opt%%-random=*}
2171 do_random ${action#--} $optval
2172 ;;
2173 --enable-*=*|--disable-*=*)
2174 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2175 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2176 eval list=\$$(toupper $thing)_LIST
2177 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2178 $action $(filter "$name" $list)
2179 ;;
2180 --enable-?*|--disable-?*)
2181 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2182 if is_in $option $COMPONENT_LIST; then
2183 test $action = disable && action=unset
2184 eval $action \$$(toupper ${option%s})_LIST
2185 elif is_in $option $CMDLINE_SELECT; then
2186 $action $option
2187 else
2188 die_unknown $opt
2189 fi
2190 ;;
2191 --list-*)
2192 NAME="${opt#--list-}"
2193 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2194 NAME=${NAME%s}
2195 eval show_list $NAME \$$(toupper $NAME)_LIST
2196 ;;
2197 --help|-h) show_help
2198 ;;
2199 *)
2200 optname="${opt%%=*}"
2201 optname="${optname#--}"
2202 optname=$(echo "$optname" | sed 's/-/_/g')
2203 if is_in $optname $CMDLINE_SET; then
2204 eval $optname='$optval'
2205 elif is_in $optname $CMDLINE_APPEND; then
2206 append $optname "$optval"
2207 else
2208 die_unknown $opt
2209 fi
2210 ;;
7483e694 2211 esac
c597172e
MR
2212done
2213
bcea99bb
MR
2214disabled logging && logfile=/dev/null
2215
29ba0911 2216echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2217set >> $logfile
2218
9da6609f
MR
2219test -n "$cross_prefix" && enable cross_compile
2220
8d4c00ed
MR
2221if enabled cross_compile; then
2222 test -n "$arch" && test -n "$target_os" ||
2223 die "Must specify target arch and OS when cross-compiling"
2224fi
2225
121d78d0 2226ar_default="${cross_prefix}${ar_default}"
11e6d03a 2227cc_default="${cross_prefix}${cc_default}"
20e0ed95 2228nm_default="${cross_prefix}${nm_default}"
3f8040db 2229pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2230ranlib="${cross_prefix}${ranlib}"
adb2b908 2231
c5200f17
MR
2232sysinclude_default="${sysroot}/usr/include"
2233
aeeb782c 2234case "$toolchain" in
0fbb62a8
LB
2235 clang-asan)
2236 cc_default="clang"
19f251a2
LB
2237 add_cflags -fsanitize=address
2238 add_ldflags -fsanitize=address
0fbb62a8
LB
2239 ;;
2240 clang-tsan)
2241 cc_default="clang"
19f251a2
LB
2242 add_cflags -fsanitize=thread -pie
2243 add_ldflags -fsanitize=thread -pie
0fbb62a8 2244 ;;
0ba49d28
LB
2245 gcc-asan)
2246 cc_default="gcc"
2247 add_cflags -fsanitize=address
2248 add_ldflags -fsanitize=address
2249 ;;
2250 gcc-tsan)
2251 cc_default="gcc"
2252 add_cflags -fsanitize=thread -pie -fPIC
2253 add_ldflags -fsanitize=thread -pie -fPIC
2254 ;;
edfe609f
LB
2255 valgrind-massif)
2256 target_exec_default="valgrind"
2257 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2258 ;;
b1ee8eec
RT
2259 valgrind-memcheck)
2260 target_exec_default="valgrind"
2261 target_exec_args="--track-origins=yes --leak-check=full"
2262 ;;
aeeb782c
MR
2263 msvc)
2264 cc_default="c99wrap cl"
2265 ld_default="c99wrap link"
2266 nm_default="dumpbin -symbols"
ac3a9b51 2267 ar_default="lib"
53e8cd68 2268 target_os_default="win32"
aeeb782c 2269 ;;
322e4194
AS
2270 icl)
2271 cc_default="c99wrap -noconv icl"
2272 ld_default="c99wrap xilink"
2273 nm_default="dumpbin -symbols"
2274 ar_default="xilib"
2275 target_os_default="win32"
2276 ;;
a862c7d3
RT
2277 gcov)
2278 add_cflags -fprofile-arcs -ftest-coverage
2279 add_ldflags -fprofile-arcs -ftest-coverage
2280 ;;
aeeb782c
MR
2281 ?*)
2282 die "Unknown toolchain $toolchain"
2283 ;;
2284esac
2285
b1ee8eec 2286set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2287enabled cross_compile || host_cc_default=$cc
2288set_default host_cc
13c7df3d 2289
762f95e4
MR
2290if ! $pkg_config --version >/dev/null 2>&1; then
2291 warn "$pkg_config not found, library detection may fail."
2292 pkg_config=false
2293fi
2294
82bb3329
MR
2295exesuf() {
2296 case $1 in
53e8cd68 2297 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2298 esac
2299}
2300
2301EXESUF=$(exesuf $target_os)
2302HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2303
e4e69e0b 2304# set temporary file name
a49d42c2 2305: ${TMPDIR:=$TEMPDIR}
c51fafa1 2306: ${TMPDIR:=$TMP}
a49d42c2 2307: ${TMPDIR:=/tmp}
e4e69e0b 2308
a210bce2 2309if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2310 # simple replacement for missing mktemp
2311 # NOT SAFE FOR GENERAL USE
2312 mktemp(){
09a5c245 2313 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2314 }
2315fi
2316
2317tmpfile(){
2318 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2319 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2320 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2321 append TMPFILES $tmp
2322 eval $1=$tmp
2323}
2324
2325trap 'rm -f -- $TMPFILES' EXIT
54460a83 2326
55127e7b 2327tmpfile TMPASM .asm
3e0b1c9a
DB
2328tmpfile TMPC .c
2329tmpfile TMPE $EXESUF
2330tmpfile TMPH .h
2331tmpfile TMPO .o
2332tmpfile TMPS .S
2333tmpfile TMPSH .sh
2334tmpfile TMPV .ver
54460a83
MR
2335
2336unset -f mktemp
e4e69e0b 2337
fb3c4ffc
MR
2338chmod +x $TMPE
2339
993f2d0f
MR
2340# make sure we can execute files in $TMPDIR
2341cat > $TMPSH 2>> $logfile <<EOF
2342#! /bin/sh
2343EOF
2344chmod +x $TMPSH >> $logfile 2>&1
2345if ! $TMPSH >> $logfile 2>&1; then
2346 cat <<EOF
2347Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2348variable to another directory and make sure that it is not mounted noexec.
2349EOF
2350 die "Sanity test failed."
2351fi
993f2d0f 2352
457cc333
MR
2353ccc_flags(){
2354 for flag; do
2355 case $flag in
2356 -std=c99) echo -c99 ;;
2357 -mcpu=*) echo -arch ${flag#*=} ;;
2358 -mieee) echo -ieee ;;
2359 -O*|-fast) echo $flag ;;
2360 -fno-math-errno) echo -assume nomath_errno ;;
2361 -g) echo -g3 ;;
2362 -Wall) echo -msg_enable level2 ;;
2363 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2364 -Wl,*) echo $flag ;;
2365 -f*|-W*) ;;
2366 *) echo $flag ;;
2367 esac
2368 done
2369}
2370
14fb9d3d 2371msvc_common_flags(){
dfa559bc
RB
2372 for flag; do
2373 case $flag in
14fb9d3d
AS
2374 # In addition to specifying certain flags under the compiler
2375 # specific filters, they must be specified here as well or else the
2376 # generic catch all at the bottom will print the original flag.
2377 -Wall) ;;
2378 -std=c99) ;;
2379 # Common flags
9f4a16c5 2380 -fomit-frame-pointer) ;;
dfa559bc 2381 -g) echo -Z7 ;;
dfa559bc
RB
2382 -fno-math-errno) ;;
2383 -fno-common) ;;
2384 -fno-signed-zeros) ;;
50640977 2385 -fPIC) ;;
9f30fb5a
MS
2386 -mthumb) ;;
2387 -march=*) ;;
dfa559bc 2388 -lz) echo zlib.lib ;;
bd680c7b
DB
2389 -lavifil32) echo vfw32.lib ;;
2390 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2391 -l*) echo ${flag#-l}.lib ;;
2392 *) echo $flag ;;
2393 esac
2394 done
2395}
2396
14fb9d3d
AS
2397msvc_flags(){
2398 msvc_common_flags "$@"
2399 for flag; do
2400 case $flag in
ace87c19 2401 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2402 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2403 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
2404 -wd4996 -wd4273 ;;
2405 esac
2406 done
2407}
2408
2409icl_flags(){
2410 msvc_common_flags "$@"
2411 for flag; do
2412 case $flag in
2413 # Despite what Intel's documentation says -Wall, which is supported
2414 # on Windows, does enable remarks so disable them here.
2415 -Wall) echo $flag -Qdiag-disable:remark ;;
2416 -std=c99) echo -Qstd=c99 ;;
2417 esac
2418 done
2419}
2420
d0c6d424
MR
2421pgi_flags(){
2422 for flag; do
2423 case $flag in
643933f5 2424 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2425 -fomit-frame-pointer) echo -Mnoframe ;;
2426 -g) echo -gopt ;;
2427 *) echo $flag ;;
2428 esac
2429 done
2430}
2431
2432suncc_flags(){
2433 for flag; do
2434 case $flag in
2435 -march=*|-mcpu=*)
2436 case "${flag#*=}" in
2437 native) echo -xtarget=native ;;
2438 v9|niagara) echo -xarch=sparc ;;
2439 ultrasparc) echo -xarch=sparcvis ;;
2440 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2441 i586|pentium) echo -xchip=pentium ;;
2442 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2443 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2444 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2445 pentium4*) echo -xtarget=pentium4 ;;
2446 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2447 *-sse3) echo -xarch=sse3 ;;
2448 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2449 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2450 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2451 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2452 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2453 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2454 echo -xarch=sse2a ;;
2455 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2456 esac
2457 ;;
2458 -std=c99) echo -xc99 ;;
2459 -fomit-frame-pointer) echo -xregs=frameptr ;;
2460 -fPIC) echo -KPIC -xcode=pic32 ;;
2461 -W*,*) echo $flag ;;
5e753ed5
SM
2462 -f*-*|-W*|-mimpure-text) ;;
2463 -shared) echo -G ;;
d0c6d424
MR
2464 *) echo $flag ;;
2465 esac
2466 done
2467}
2468
2469tms470_flags(){
2470 for flag; do
2471 case $flag in
2472 -march=*|-mcpu=*)
2473 case "${flag#*=}" in
2474 armv7-a|cortex-a*) echo -mv=7a8 ;;
2475 armv7-r|cortex-r*) echo -mv=7r4 ;;
2476 armv7-m|cortex-m*) echo -mv=7m3 ;;
2477 armv6*|arm11*) echo -mv=6 ;;
2478 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2479 echo -mv=5e ;;
2480 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2481 esac
2482 ;;
2483 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2484 -mfpu=vfp) echo --float_support=vfpv2 ;;
2485 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2486 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2487 -msoft-float) echo --float_support=vfplib ;;
2488 -O[0-3]|-mf=*) echo $flag ;;
2489 -g) echo -g -mn ;;
2490 -pds=*) echo $flag ;;
ad93dccb
MR
2491 -D*|-I*) echo $flag ;;
2492 --gcc|--abi=*) echo $flag ;;
2493 -me) echo $flag ;;
d0c6d424
MR
2494 esac
2495 done
2496}
2497
a758c5e2
MR
2498probe_cc(){
2499 pfx=$1
2500 _cc=$2
2501
8db73c61
MR
2502 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2503 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2504 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2505 _flags_filter=echo
2506
2507 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2508 _type=llvm_gcc
2509 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2510 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2511 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2512 _cflags_speed='-O3'
2513 _cflags_size='-Os'
2514 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2515 _type=gcc
2516 gcc_version=$($_cc --version | head -n1)
2517 gcc_basever=$($_cc -dumpversion)
2518 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2519 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2520 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2521 if ! $_cc -dumpversion | grep -q '^2\.'; then
2522 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2523 fi
2524 _cflags_speed='-O3'
2525 _cflags_size='-Os'
b2d688ea 2526 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2527 _type=icc
2528 _ident=$($_cc --version | head -n1)
2529 _depflags='-MMD'
2530 _cflags_speed='-O3'
2531 _cflags_size='-Os'
2532 _cflags_noopt='-O1'
2533 elif $_cc -v 2>&1 | grep -q xlc; then
2534 _type=xlc
2535 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2536 _cflags_speed='-O5'
2537 _cflags_size='-O5 -qcompact'
2538 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2539 _type=ccc
2540 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2541 _DEPFLAGS='-M'
a758c5e2
MR
2542 _cflags_speed='-fast'
2543 _cflags_size='-O1'
457cc333 2544 _flags_filter=ccc_flags
a758c5e2
MR
2545 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2546 test -d "$sysroot" || die "No valid sysroot specified."
2547 _type=armcc
2548 _ident=$($_cc --vsn | head -n1)
2549 armcc_conf="$PWD/armcc.conf"
2550 $_cc --arm_linux_configure \
2551 --arm_linux_config_file="$armcc_conf" \
2552 --configure_sysroot="$sysroot" \
2553 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2554 die "Error creating armcc configuration file."
2555 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2556 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2557 as_default="${cross_prefix}gcc"
2558 _depflags='-MMD'
2559 _cflags_speed='-O3'
2560 _cflags_size='-Os'
0122118e 2561 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2562 _type=tms470
2563 _ident=$($_cc -version | head -n1 | tr -s ' ')
2564 _flags='--gcc --abi=eabi -me'
18031c49 2565 _cc_e='-ppl -fe=$@'
a758c5e2 2566 _cc_o='-fe=$@'
a758c5e2
MR
2567 _depflags='-ppa -ppd=$(@:.o=.d)'
2568 _cflags_speed='-O3 -mf=5'
2569 _cflags_size='-O3 -mf=2'
2570 _flags_filter=tms470_flags
2571 elif $_cc -v 2>&1 | grep -q clang; then
2572 _type=clang
2573 _ident=$($_cc --version | head -n1)
2574 _depflags='-MMD'
2575 _cflags_speed='-O3'
2576 _cflags_size='-Os'
2577 elif $_cc -V 2>&1 | grep -q Sun; then
2578 _type=suncc
2579 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2580 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2581 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2582 _ldflags='-std=c99'
2583 _cflags_speed='-O5'
2584 _cflags_size='-O5 -xspace'
2585 _flags_filter=suncc_flags
2586 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2587 _type=pathscale
2588 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2589 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2590 _cflags_speed='-O2'
2591 _cflags_size='-Os'
2592 _flags_filter='filter_out -Wdisabled-optimization'
2593 elif $_cc -v 2>&1 | grep -q Open64; then
2594 _type=open64
2595 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2596 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2597 _cflags_speed='-O2'
2598 _cflags_size='-Os'
2599 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2600 elif $_cc -V 2>&1 | grep -q Portland; then
2601 _type=pgi
2602 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2603 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2604 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2605 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2606 _cflags_noopt="-O1"
2607 _flags_filter=pgi_flags
dfa559bc
RB
2608 elif $_cc 2>&1 | grep -q Microsoft; then
2609 _type=msvc
2610 _ident=$($cc 2>&1 | head -n1)
2611 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2612 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2613 _cflags_speed="-O2"
2614 _cflags_size="-O1"
ace87c19
DB
2615 # Nonstandard output options, to avoid msys path conversion issues.
2616 # Relies on wrapper to remap it.
dfa559bc
RB
2617 if $_cc 2>&1 | grep -q Linker; then
2618 _ld_o='-out $@'
2619 else
2620 _ld_o='-Fe$@'
2621 fi
2622 _cc_o='-Fo $@'
a224b2cb 2623 _cc_e='-P -Fi $@'
dfa559bc
RB
2624 _flags_filter=msvc_flags
2625 _ld_lib='lib%.a'
2626 _ld_path='-libpath:'
2627 _flags='-nologo'
2628 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2629 if [ $pfx = hostcc ]; then
6a0200f2 2630 append _cflags -Dsnprintf=_snprintf
dfa559bc 2631 fi
322e4194
AS
2632 elif $_cc 2>&1 | grep -q Intel; then
2633 _type=icl
2634 _ident=$($cc 2>&1 | head -n1)
2635 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2636 # Not only is O3 broken on 13.x+ but it is slower on all previous
2637 # versions (tested) as well.
322e4194
AS
2638 _cflags_speed="-O2"
2639 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
ace87c19
DB
2640 # Nonstandard output options, to avoid msys path conversion issues.
2641 # Relies on wrapper to remap it.
322e4194
AS
2642 if $_cc 2>&1 | grep -q Linker; then
2643 _ld_o='-out $@'
2644 else
2645 _ld_o='-Fe$@'
2646 fi
2647 _cc_o='-Fo $@'
2648 _cc_e='-P'
14fb9d3d 2649 _flags_filter=icl_flags
322e4194
AS
2650 _ld_lib='lib%.a'
2651 _ld_path='-libpath:'
ace87c19 2652 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2653 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2654 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2655 # with MSVC which enables it by default.
e0d6e2fc 2656 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2657 if [ $pfx = hostcc ]; then
2658 append _cflags -Dsnprintf=_snprintf
2659 fi
aef6bd1b 2660 fi
a758c5e2
MR
2661
2662 eval ${pfx}_type=\$_type
2663 eval ${pfx}_ident=\$_ident
2664}
2665
2666set_ccvars(){
23565c26 2667 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2668 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2669 eval ${1}_O=\${_cc_o-\${${1}_O}}
2670
2671 if [ -n "$_depflags" ]; then
2672 eval ${1}_DEPFLAGS=\$_depflags
2673 else
2674 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2675 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2676 eval DEP${1}FLAGS=\$_flags
2677 fi
2678}
2679
2680probe_cc cc "$cc"
2681cflags_filter=$_flags_filter
2682cflags_speed=$_cflags_speed
2683cflags_size=$_cflags_size
2684cflags_noopt=$_cflags_noopt
2685add_cflags $_flags $_cflags
2686cc_ldflags=$_ldflags
2687set_ccvars CC
2688
2689probe_cc hostcc "$host_cc"
2690host_cflags_filter=$_flags_filter
a758c5e2 2691add_host_cflags $_flags $_cflags
a758c5e2 2692set_ccvars HOSTCC
629687f6 2693
851ffa80
MR
2694test -n "$cc_type" && enable $cc_type ||
2695 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2696
75bafbac 2697: ${as_default:=$cc}
50567afa 2698: ${dep_cc_default:=$cc}
684b28e0 2699: ${ld_default:=$cc}
095792f2
MR
2700: ${host_ld_default:=$host_cc}
2701set_default ar as dep_cc ld host_ld
75800dce 2702
a758c5e2
MR
2703probe_cc as "$as"
2704asflags_filter=$_flags_filter
2705add_asflags $_flags $_cflags
2706set_ccvars AS
2707
2708probe_cc ld "$ld"
2709ldflags_filter=$_flags_filter
2710add_ldflags $_flags $_ldflags
2711test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2712LD_O=${_ld_o-$LD_O}
8db73c61
MR
2713LD_LIB=${_ld_lib-$LD_LIB}
2714LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2715
095792f2
MR
2716probe_cc hostld "$host_ld"
2717host_ldflags_filter=$_flags_filter
2718add_host_ldflags $_flags $_ldflags
2719HOSTLD_O=${_ld_o-$HOSTLD_O}
2720
a758c5e2
MR
2721if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2722 probe_cc depcc "$dep_cc"
2723 CCDEP=${_DEPCMD:-$DEPCMD}
2724 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2725 DEPCCFLAGS=$_flags
2726fi
07dec06e 2727
3dbc777c
MR
2728if $ar 2>&1 | grep -q Microsoft; then
2729 arflags="-nologo"
2730 ar_o='-out:$@'
2731elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2732 arflags="rq"
2733 ar_o='$@'
4822ee3c
DB
2734elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2735 arflags='-Xany -r -c'
2736 ar_o='$@'
3dbc777c
MR
2737else
2738 arflags="rc"
2739 ar_o='$@'
2740fi
2741
7f32f40c 2742add_cflags $extra_cflags
2f2e6c7c 2743add_asflags $extra_cflags
7f32f40c 2744
154d432c
MR
2745if test -n "$sysroot"; then
2746 case "$cc_type" in
00ba041c 2747 gcc|llvm_gcc|clang)
467256f2 2748 add_cppflags --sysroot="$sysroot"
154d432c
MR
2749 add_ldflags --sysroot="$sysroot"
2750 ;;
6fec122a
MR
2751 tms470)
2752 add_cppflags -I"$sysinclude"
2753 add_ldflags --sysroot="$sysroot"
2754 ;;
154d432c
MR
2755 esac
2756fi
2757
d22c13a8 2758if test "$cpu" = host; then
ace87c19
DB
2759 enabled cross_compile &&
2760 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2761
2762 case "$cc_type" in
613a4e3f 2763 gcc|llvm_gcc)
d22c13a8
MR
2764 check_native(){
2765 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2766 sed -n "/cc1.*$1=/{
27ce1be8
MR
2767 s/.*$1=\\([^ ]*\\).*/\\1/
2768 p
2769 q
2770 }" $TMPE
d22c13a8
MR
2771 }
2772 cpu=$(check_native -march || check_native -mcpu)
2773 ;;
2774 esac
2775
ace87c19
DB
2776 test "${cpu:-host}" = host &&
2777 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2778fi
2779
e939cedd
MR
2780# Deal with common $arch aliases
2781case "$arch" in
5873b623
MR
2782 aarch64|arm64)
2783 arch="aarch64"
2784 ;;
e939cedd
MR
2785 arm*)
2786 arch="arm"
2787 ;;
2acda282 2788 mips*|IP*)
e939cedd
MR
2789 arch="mips"
2790 ;;
a6e9d649 2791 parisc*|hppa*)
e939cedd
MR
2792 arch="parisc"
2793 ;;
56203596 2794 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2795 arch="ppc"
2796 ;;
e939cedd
MR
2797 s390|s390x)
2798 arch="s390"
2799 ;;
2800 sh4|sh)
2801 arch="sh4"
2802 ;;
4cd217c0 2803 sun4u|sparc*)
e939cedd 2804 arch="sparc"
e939cedd 2805 ;;
c75848cd
DB
2806 tilegx|tile-gx)
2807 arch="tilegx"
2808 ;;
d33ed7b3 2809 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2810 arch="x86"
2811 ;;
2812esac
2813
851ffa80 2814is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2815enable $arch
e939cedd 2816
df5cdc24 2817# Add processor-specific flags
9ebd45c2 2818if enabled aarch64; then
33db40f8
MR
2819
2820 case $cpu in
2821 armv*)
2822 cpuflags="-march=$cpu"
2823 ;;
2824 *)
2825 cpuflags="-mcpu=$cpu"
2826 ;;
2827 esac
2828
2829elif enabled alpha; then
2830
2831 cpuflags="-mcpu=$cpu"
2832
2833elif enabled arm; then
2834
1234c66a
MR
2835 check_arm_arch() {
2836 check_cpp_condition stddef.h \
2837 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2838 $cpuflags
2839 }
2840
2841 probe_arm_arch() {
2842 if check_arm_arch 4; then echo armv4;
2843 elif check_arm_arch 4T; then echo armv4t;
2844 elif check_arm_arch 5; then echo armv5;
2845 elif check_arm_arch 5E; then echo armv5e;
2846 elif check_arm_arch 5T; then echo armv5t;
2847 elif check_arm_arch 5TE; then echo armv5te;
2848 elif check_arm_arch 5TEJ; then echo armv5te;
2849 elif check_arm_arch 6; then echo armv6;
2850 elif check_arm_arch 6J; then echo armv6j;
2851 elif check_arm_arch 6K; then echo armv6k;
2852 elif check_arm_arch 6Z; then echo armv6z;
2853 elif check_arm_arch 6ZK; then echo armv6zk;
2854 elif check_arm_arch 6T2; then echo armv6t2;
2855 elif check_arm_arch 7; then echo armv7;
2856 elif check_arm_arch 7A 7_A; then echo armv7-a;
2857 elif check_arm_arch 7R 7_R; then echo armv7-r;
2858 elif check_arm_arch 7M 7_M; then echo armv7-m;
2859 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2860 elif check_arm_arch 8A 8_A; then echo armv8-a;
2861 fi
2862 }
2863
2864 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2865
33db40f8
MR
2866 case $cpu in
2867 armv*)
2868 cpuflags="-march=$cpu"
2869 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2870 ;;
2871 *)
2872 cpuflags="-mcpu=$cpu"
2873 case $cpu in
2874 cortex-a*) subarch=armv7a ;;
2875 cortex-r*) subarch=armv7r ;;
2876 cortex-m*) enable thumb; subarch=armv7m ;;
2877 arm11*) subarch=armv6 ;;
2878 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2879 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2880 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2881 esac
2882 ;;
2883 esac
2884
f0fe245b
MR
2885 case "$subarch" in
2886 armv5t*) enable fast_clz ;;
2887 armv[6-8]*) enable fast_clz fast_unaligned ;;
2888 esac
2889
33db40f8
MR
2890elif enabled avr32; then
2891
2892 case $cpu in
2893 ap7[02]0[0-2])
2894 subarch="avr32_ap"
2895 cpuflags="-mpart=$cpu"
2896 ;;
2897 ap)
2898 subarch="avr32_ap"
2899 cpuflags="-march=$cpu"
2900 ;;
2901 uc3[ab]*)
2902 subarch="avr32_uc"
2903 cpuflags="-mcpu=$cpu"
2904 ;;
2905 uc)
2906 subarch="avr32_uc"
2907 cpuflags="-march=$cpu"
2908 ;;
2909 esac
2910
2911elif enabled bfin; then
2912
2913 cpuflags="-mcpu=$cpu"
2914
2915elif enabled mips; then
2916
2917 cpuflags="-march=$cpu"
2918
5d54c126 2919elif enabled ppc; then
343aef9b 2920
56348891
MR
2921 case $(tolower $cpu) in
2922 601|ppc601|powerpc601)
9dbd5c3d 2923 cpuflags="-mcpu=601"
64ad53ff 2924 disable altivec
9dbd5c3d 2925 ;;
56348891 2926 603*|ppc603*|powerpc603*)
9dbd5c3d 2927 cpuflags="-mcpu=603"
64ad53ff 2928 disable altivec
9dbd5c3d 2929 ;;
56348891 2930 604*|ppc604*|powerpc604*)
9dbd5c3d 2931 cpuflags="-mcpu=604"
64ad53ff 2932 disable altivec
9dbd5c3d 2933 ;;
56348891 2934 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2935 cpuflags="-mcpu=750"
64ad53ff 2936 disable altivec
9dbd5c3d 2937 ;;
56348891 2938 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2939 cpuflags="-mcpu=7450"
9dbd5c3d 2940 ;;
56348891 2941 74*|ppc74*|powerpc74*)
7f1fcaf0 2942 cpuflags="-mcpu=7400"
9dbd5c3d 2943 ;;
313f9fbf 2944 g5|970|ppc970|powerpc970)
7f1fcaf0 2945 cpuflags="-mcpu=970"
9dbd5c3d 2946 ;;
313f9fbf 2947 power[3-7]*)
7f1fcaf0 2948 cpuflags="-mcpu=$cpu"
313f9fbf 2949 ;;
56348891 2950 cell)
9dbd5c3d
MR
2951 cpuflags="-mcpu=cell"
2952 enable ldbrx
2953 ;;
4ab26cb4
DB
2954 e500mc)
2955 cpuflags="-mcpu=e500mc"
2956 disable altivec
2957 ;;
7b0b81a1
AL
2958 e500v2)
2959 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2960 disable altivec
2961 ;;
2962 e500)
2963 cpuflags="-mcpu=8540 -mhard-float"
2964 disable altivec
2965 ;;
9dbd5c3d 2966 esac
343aef9b 2967
33db40f8
MR
2968elif enabled sparc; then
2969
2970 case $cpu in
2971 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2972 cpuflags="-mcpu=$cpu"
2973 disable vis
2974 ;;
2975 ultrasparc*|niagara[234])
2976 cpuflags="-mcpu=$cpu"
2977 ;;
2978 esac
2979
343aef9b
MR
2980elif enabled x86; then
2981
9dbd5c3d
MR
2982 case $cpu in
2983 i[345]86|pentium)
2984 cpuflags="-march=$cpu"
2985 disable mmx
2986 ;;
f54b5505 2987 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
2988 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2989 cpuflags="-march=$cpu"
f54b5505 2990 disable i686
9dbd5c3d 2991 ;;
f54b5505 2992 # targets that do support nopl and conditional mov (cmov)
f2ce813e 2993 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 2994 cpuflags="-march=$cpu"
f54b5505 2995 enable i686
9dbd5c3d
MR
2996 enable fast_cmov
2997 ;;
2998 # targets that do support conditional mov but on which it's slow
2999 pentium4|pentium4m|prescott|nocona)
3000 cpuflags="-march=$cpu"
f54b5505 3001 enable i686
9dbd5c3d
MR
3002 disable fast_cmov
3003 ;;
3004 esac
343aef9b 3005
343aef9b
MR
3006fi
3007
9ebd45c2
MR
3008if [ "$cpu" != generic ]; then
3009 add_cflags $cpuflags
3010 add_asflags $cpuflags
3011fi
df5cdc24 3012
993f2d0f
MR
3013# compiler sanity check
3014check_exec <<EOF
3015int main(void){ return 0; }
3016EOF
3017if test "$?" != 0; then
3018 echo "$cc is unable to create an executable file."
3019 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3020 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3021 echo "Only do this if you know what cross compiling means."
3022 fi
3023 die "C compiler test failed."
3024fi
3025
046f081b 3026add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3027check_cflags -std=c99
50a334e4 3028check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3029#include <stdlib.h>
3030EOF
50a334e4 3031check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3032#include <stdlib.h>
3033EOF
e9b9a2f8 3034
f0125de9 3035check_host_cflags -std=c99
0a6db2a2 3036check_host_cflags -Wall
f0125de9 3037
d4c99513
MR
3038check_64bit(){
3039 arch32=$1
3040 arch64=$2
3041 expr=$3
3042 check_code cc "" "int test[2*($expr) - 1]" &&
3043 subarch=$arch64 || subarch=$arch32
3044}
3045
b24dbcbd 3046case "$arch" in
d11cb13b 3047 aarch64|alpha|ia64)
2acda282
MR
3048 spic=$shared
3049 ;;
3050 mips)
3051 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3052 spic=$shared
b24dbcbd 3053 ;;
a6e9d649
MR
3054 parisc)
3055 check_64bit parisc parisc64 'sizeof(void *) > 4'
3056 spic=$shared
3057 ;;
56203596
MR
3058 ppc)
3059 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3060 spic=$shared
56203596 3061 ;;
4cd217c0
MR
3062 sparc)
3063 check_64bit sparc sparc64 'sizeof(void *) > 4'
3064 spic=$shared
3065 ;;
e939cedd 3066 x86)
d4c99513 3067 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3068 if test "$subarch" = "x86_64"; then
e939cedd 3069 spic=$shared
de27f4d9 3070 fi
b24dbcbd 3071 ;;
b24dbcbd
RP
3072esac
3073
343aef9b 3074enable $subarch
b1803c79 3075enabled spic && enable_weak pic
b24dbcbd 3076
7483e694 3077# OS specific
4f854758 3078case $target_os in
d3635f3a 3079 aix)
80ade798 3080 SHFLAGS=-shared
d3635f3a 3081 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3082 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3083 ;;
a1629e28 3084 haiku)
63ae7e7c 3085 prefix_default="/boot/common"
108caaaa 3086 network_extralibs="-lnetwork"
f59c4bd6 3087 host_libs=
a1629e28 3088 ;;
7483e694 3089 sunos)
9987769a 3090 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3091 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3092 network_extralibs="-lsocket -lnsl"
779222db 3093 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3094 # When using suncc to build, the Solaris linker will mark
3095 # an executable with each instruction set encountered by
3096 # the Solaris assembler. As our libraries contain their own
3097 # guards for processor-specific code, instead suppress
3098 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3099 enabled_all suncc x86 &&
3100 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3101 add_ldflags -Wl,-M,mapfile
2a8a860a 3102 nm_default='nm -P -g'
7483e694
DB
3103 ;;
3104 netbsd)
a1e4b3f6 3105 disable symver
07a8eef6
MR
3106 oss_indev_extralibs="-lossaudio"
3107 oss_outdev_extralibs="-lossaudio"
7483e694 3108 ;;
d488c3bc 3109 openbsd|bitrig)
a1e4b3f6 3110 disable symver
7483e694 3111 SHFLAGS='-shared'
69dca3a4 3112 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3113 SLIB_INSTALL_LINKS=
07a8eef6
MR
3114 oss_indev_extralibs="-lossaudio"
3115 oss_outdev_extralibs="-lossaudio"
7483e694 3116 ;;
a1e4b3f6 3117 dragonfly)
a1e4b3f6
MR
3118 disable symver
3119 ;;
3120 freebsd)
7483e694
DB
3121 ;;
3122 bsd/os)
355d81df 3123 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3124 ;;
3125 darwin)
301ab19d 3126 gas="gas-preprocessor.pl $cc"
e08b8239 3127 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3128 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3129 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3130 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3131 SLIBSUF=".dylib"
3132 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3133 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3134 objformat="macho"
1b0f6fb8 3135 enabled x86_64 && objformat="macho64"
8dfa86f7 3136 enabled_any pic shared ||
2704bd1a 3137 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3138 ;;
3139 mingw32*)
9d3f4f50 3140 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3141 disable network
3142 else
3143 target_os=mingw32
3144 fi
dcc01c06 3145 LIBTARGET=i386
1fc9fb8a 3146 if enabled x86_64; then
417516f6 3147 LIBTARGET="i386:x86-64"
336cc1b0 3148 elif enabled arm; then
15c5156d 3149 LIBTARGET=arm-wince
dcc01c06 3150 fi
225a5f91
AS
3151 check_ldflags -Wl,--nxcompat
3152 check_ldflags -Wl,--dynamicbase
fbd971a4 3153 shlibdir_default="$bindir_default"
7483e694
DB
3154 SLIBPREF=""
3155 SLIBSUF=".dll"
7483e694
DB
3156 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3157 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3158 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3159 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3160 SLIB_INSTALL_LINKS=
3161 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3162 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3163 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3164 objformat="win32"
ec10a9ab 3165 dlltool="${cross_prefix}dlltool"
a3222470 3166 ranlib=:
bc574408 3167 enable dos_paths
7483e694 3168 ;;
53e8cd68 3169 win32|win64)
d66c52c2
MS
3170 if enabled shared; then
3171 # Link to the import library instead of the normal static library
3172 # for shared libs.
3173 LD_LIB='%.lib'
ace87c19 3174 # Cannot build shared and static libs at the same time with MSVC.
d66c52c2
MS
3175 disable static
3176 fi
3177 shlibdir_default="$bindir_default"
3178 SLIBPREF=""
3179 SLIBSUF=".dll"
3180 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3181 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3182 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3183 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3184 SLIB_INSTALL_LINKS=
3185 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3186 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3187 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3188 objformat="win32"
3189 ranlib=:
3190 enable dos_paths
3191 ;;
7483e694 3192 cygwin*)
4f854758 3193 target_os=cygwin
fbd971a4 3194 shlibdir_default="$bindir_default"
7483e694
DB
3195 SLIBPREF="cyg"
3196 SLIBSUF=".dll"
3197 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3198 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3199 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3200 SLIB_INSTALL_LINKS=
3201 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3202 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3203 objformat="win32"
bc574408 3204 enable dos_paths
7483e694 3205 ;;
4f365f37 3206 *-dos|freedos|opendos)
4f365f37 3207 network_extralibs="-lsocket"
ff1c015d 3208 objformat="coff"
bc574408 3209 enable dos_paths
a7a187a1 3210 add_cppflags -U__STRICT_ANSI__
4f365f37 3211 ;;
7483e694 3212 linux)
7483e694
DB
3213 enable dv1394
3214 ;;
3215 irix*)
4f854758 3216 target_os=irix
7483e694
DB
3217 ranlib="echo ignoring ranlib"
3218 ;;
d22e8442 3219 os/2*)
d22e8442 3220 ln_s="cp -f"
9297f1ed 3221 objformat="aout"
e14574eb 3222 add_cppflags -D_GNU_SOURCE
355d81df 3223 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3224 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3225 LIBSUF="_s.a"
d22e8442
DY
3226 SLIBPREF=""
3227 SLIBSUF=".dll"
3228 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3229 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3230 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3231 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3232 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3233 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3234 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3235 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3236 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3237 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3238 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3239 enable dos_paths
d22e8442 3240 ;;
83993c1c 3241 gnu/kfreebsd)
3bd1eacd 3242 add_cppflags -D_BSD_SOURCE
83993c1c 3243 ;;
34e82167 3244 gnu)
34e82167 3245 ;;
d33ed7b3
MR
3246 qnx)
3247 add_cppflags -D_QNX_SOURCE
3248 network_extralibs="-lsocket"
3249 ;;
1c69c79f
MS
3250 symbian)
3251 SLIBSUF=".dll"
3252 enable dos_paths
e3bc07f4
MS
3253 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3254 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3255 add_ldflags -Wl,--target1-abs,--no-undefined \
3256 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3257 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3258 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3259 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3260 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3261 ;;
fdd66609
MR
3262 osf1)
3263 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
fdd66609 3264 ;;
741a8b72
MR
3265 minix)
3266 ;;
4ebc6a74
MR
3267 plan9)
3268 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3269 -D_REENTRANT_SOURCE \
3270 -D_RESEARCH_SOURCE \
3271 -DFD_SETSIZE=96 \
3272 -DHAVE_SOCK_OPTS
3273 add_compat strtod.o strtod=avpriv_strtod
3274 network_extralibs='-lbsd'
3275 exeobjs=compat/plan9/main.o
3276 disable avserver
4ebc6a74
MR
3277 cp_f='cp'
3278 ;;
614d8911
MR
3279 none)
3280 ;;
7483e694 3281 *)
4f924f9a 3282 die "Unknown OS '$target_os'."
7483e694
DB
3283 ;;
3284esac
3285
b797f3c4
MR
3286# determine libc flavour
3287
197252f1 3288# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3289if check_cpp_condition features.h "defined __UCLIBC__"; then
3290 libc_type=uclibc
3bd1eacd 3291 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3292elif check_cpp_condition features.h "defined __GLIBC__"; then
3293 libc_type=glibc
3bd1eacd 3294 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3295# MinGW headers can be installed on Cygwin, so check for newlib first.
3296elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3297 libc_type=newlib
3298 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3299elif check_header _mingw.h; then
3300 libc_type=mingw
3301 check_cpp_condition _mingw.h \
3302 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3303 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3304 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3305 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3306elif check_func_headers stdlib.h _get_doserrno; then
3307 libc_type=msvcrt
84e65c76
MR
3308 add_compat strtod.o strtod=avpriv_strtod
3309 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3310 _snprintf=avpriv_snprintf \