configure: Move toolchain dependency declarations to a more appropriate place
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
3b327a4b
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96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
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106Program options:
107 --disable-programs do not build command line programs
6291d7e4 108 --disable-avconv disable avconv build
266463da 109 --disable-avplay disable avplay build
9e12f0bf 110 --disable-avprobe disable avprobe build
4d58e4cb 111 --disable-avserver disable avserver build
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112
113Component options:
114 --disable-doc do not build documentation
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115 --disable-avdevice disable libavdevice build
116 --disable-avcodec disable libavcodec build
117 --disable-avformat disable libavformat build
d89f2fa9 118 --disable-avutil disable libavutil build
5a0f7131 119 --disable-swscale disable libswscale build
cccc039f 120 --disable-avfilter disable video filter support [no]
c8af852b 121 --disable-avresample disable libavresample build [no]
0dbfc1db 122 --disable-pthreads disable pthreads [auto]
7b7b220c 123 --disable-w32threads disable Win32 threads [auto]
06454877 124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
0b499c9b 126 --disable-error-resilience disable error resilience code
193cdd9a 127 --disable-lsp disable LSP code
2a91ada8 128 --disable-lzo disable LZO decoder code
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129 --disable-mdct disable MDCT code
130 --disable-rdft disable RDFT code
3b327a4b 131 --disable-fft disable FFT code
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132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
3b327a4b
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138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
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141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
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168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
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170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
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175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
e417d80d 181 --enable-libcdio enable audio CD grabbing with libcdio
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182 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
183 and libraw1394 [no]
c547e5ff 184 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 185 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 186 --enable-libfreetype enable libfreetype [no]
c547e5ff 187 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 188 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 189 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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190 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
191 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
192 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 193 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 194 --enable-libopus enable Opus decoding via libopus [no]
7c922411 195 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 196 --enable-librtmp enable RTMP[E] support via librtmp [no]
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197 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
198 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 199 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 200 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 201 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 202 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 203 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 204 --enable-libwavpack enable wavpack encoding via libwavpack [no]
06454877 205 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 206 --enable-libxavs enable AVS encoding via xavs [no]
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207 --enable-libxvid enable Xvid encoding via xvidcore,
208 native MPEG-4/Xvid encoder exists [no]
a060866f 209 --enable-openssl enable openssl [no]
45235ac4 210 --enable-x11grab enable X11 grabbing [no]
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211 --enable-zlib enable zlib [autodetect]
212
213Advanced options (experts only):
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214 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
215 --enable-cross-compile assume a cross-compiler is used
216 --sysroot=PATH root of cross-build tree
217 --sysinclude=PATH location of cross-build system headers
218 --target-os=OS compiler targets OS [$target_os]
219 --target-exec=CMD command to run executables on target
220 --target-path=DIR path to view of build directory on target
ba13606c 221 --target-samples=DIR path to samples directory on target
aeeb782c 222 --toolchain=NAME set tool defaults according to NAME
06454877 223 --nm=NM use nm tool
121d78d0 224 --ar=AR use archive tool AR [$ar_default]
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225 --as=AS use assembler AS [$as_default]
226 --cc=CC use C compiler CC [$cc_default]
193cdd9a 227 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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228 --ld=LD use linker LD
229 --host-cc=HOSTCC use host C compiler HOSTCC
230 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 231 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 232 --host-ld=HOSTLD use host linker HOSTLD
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233 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
234 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 235 --host-os=OS compiler host OS [$target_os]
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236 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
237 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
238 --extra-libs=ELIBS add ELIBS [$ELIBS]
239 --extra-version=STRING version string suffix []
193cdd9a 240 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 241 --build-suffix=SUFFIX library name suffix []
3b327a4b 242 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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243 --arch=ARCH select architecture [$arch]
244 --cpu=CPU select the minimum required CPU (affects
245 instruction selection, may crash on older CPUs)
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246 --enable-pic build position-independent code
247 --enable-sram allow use of on-chip SRAM
193cdd9a 248 --enable-thumb compile for Thumb instruction set
3b327a4b 249 --disable-symver disable symbol versioning
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DB
250 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
251 --disable-safe-bitstream-reader
252 disable buffer boundary checking in bitreaders
253 (faster, but may crash)
254 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 255 --enable-lto use link-time optimization
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256
257Optimization options (experts only):
c8a4ae00 258 --disable-asm disable all assembler optimizations
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259 --disable-altivec disable AltiVec optimizations
260 --disable-amd3dnow disable 3DNow! optimizations
261 --disable-amd3dnowext disable 3DNow! extended optimizations
262 --disable-mmx disable MMX optimizations
239fdf1b 263 --disable-mmxext disable MMXEXT optimizations
06454877 264 --disable-sse disable SSE optimizations
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DB
265 --disable-sse2 disable SSE2 optimizations
266 --disable-sse3 disable SSE3 optimizations
06454877 267 --disable-ssse3 disable SSSE3 optimizations
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268 --disable-sse4 disable SSE4 optimizations
269 --disable-sse42 disable SSE4.2 optimizations
87f1355f 270 --disable-avx disable AVX optimizations
79687079 271 --disable-fma4 disable FMA4 optimizations
4d6ee072 272 --disable-avx2 disable AVX2 optimizations
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273 --disable-armv5te disable armv5te optimizations
274 --disable-armv6 disable armv6 optimizations
275 --disable-armv6t2 disable armv6t2 optimizations
b3267559 276 --disable-vfp disable VFP optimizations
5ea20630 277 --disable-neon disable NEON optimizations
06454877 278 --disable-vis disable VIS optimizations
afb5ed55 279 --disable-inline-asm disable use of inline assembler
06454877 280 --disable-yasm disable use of yasm assembler
06454877 281
070c5d0f 282Developer options (useful when working on Libav itself):
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283 --disable-debug disable debugging symbols
284 --enable-debug=LEVEL set the debug level [$debuglevel]
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285 --disable-optimizations disable compiler optimizations
286 --enable-extra-warnings enable more compiler warnings
52b3cc60 287 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 288 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
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289 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
290 should be used only for debugging purposes)
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291 --enable-random randomly enable/disable components
292 --disable-random
293 --enable-random=LIST randomly enable/disable specific components or
294 --disable-random=LIST component groups. LIST is a comma-separated list
295 of NAME[:PROB] entries where NAME is a component
296 (group) and PROB the probability associated with
297 NAME (default 0.5).
298 --random-seed=VALUE seed value for --enable/disable-random
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299
300NOTE: Object files are built at the place where configure is launched.
301EOF
60e8bc13 302 exit 0
74c53c2d 303}
cf9d24ad 304
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305quotes='""'
306
57bd82d4 307log(){
2270b4b2 308 echo "$@" >> $logfile
57bd82d4
MR
309}
310
720c69da 311log_file(){
c8e9f801 312 log BEGIN $1
2270b4b2 313 pr -n -t $1 >> $logfile
c8e9f801
MR
314 log END $1
315}
316
2ba042a7 317echolog(){
c8e9f801 318 log "$@"
57bd82d4 319 echo "$@"
2ba042a7
MR
320}
321
7bfc8ae6
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322warn(){
323 log "WARNING: $*"
324 WARNINGS="${WARNINGS}WARNING: $*\n"
325}
326
2ba042a7
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327die(){
328 echolog "$@"
329 cat <<EOF
d326cf7f 330
2ba042a7 331If you think configure made a mistake, make sure you are using the latest
4a6a21f5 332version from Git. If the latest version fails, report the problem to the
5045f6bd 333libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 334EOF
e155a21a 335 if disabled logging; then
2ba042a7 336 cat <<EOF
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337Rerun configure with logging enabled (do not use --disable-logging), and
338include the log this produces with your report.
2ba042a7
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339EOF
340 else
f69f51b3 341 cat <<EOF
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342Include the log file "$logfile" produced by configure as this will help
343solving the problem.
2ba042a7
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344EOF
345 fi
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346 exit 1
347}
348
6c6007d6 349# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 350toupper(){
6c6007d6 351 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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352}
353
4a5444db 354tolower(){
6c6007d6 355 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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356}
357
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MR
358c_escape(){
359 echo "$*" | sed 's/["\\]/\\\0/g'
360}
361
b04251c5
MR
362sh_quote(){
363 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 364 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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365 echo "$v"
366}
367
bb7a22b5
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368cleanws(){
369 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
370}
371
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MR
372filter(){
373 pat=$1
374 shift
375 for v; do
98ef6079 376 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
377 done
378}
379
9d201b26
MR
380filter_out(){
381 pat=$1
382 shift
383 for v; do
384 eval "case $v in $pat) ;; *) echo $v ;; esac"
385 done
386}
387
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388map(){
389 m=$1
390 shift
e0e335a0 391 for v; do eval $m; done
36e2dea0
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392}
393
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DB
394add_suffix(){
395 suffix=$1
396 shift
397 for v; do echo ${v}${suffix}; done
398}
399
a8d04fba
MR
400set_all(){
401 value=$1
402 shift
403 for var in $*; do
404 eval $var=$value
405 done
406}
407
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408set_weak(){
409 value=$1
410 shift
411 for var; do
412 eval : \${$var:=$value}
413 done
414}
415
f868b24d
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416sanitize_var_name(){
417 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
418}
419
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420set_safe(){
421 var=$1
422 shift
f868b24d 423 eval $(sanitize_var_name "$var")='$*'
3f8040db
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424}
425
426get_safe(){
f868b24d 427 eval echo \$$(sanitize_var_name "$1")
3f8040db
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428}
429
799c9e9b 430pushvar(){
4d810ad2
MS
431 for pvar in $*; do
432 eval level=\${${pvar}_level:=0}
433 eval ${pvar}_${level}="\$$pvar"
434 eval ${pvar}_level=$(($level+1))
799c9e9b
MR
435 done
436}
437
438popvar(){
4d810ad2
MS
439 for pvar in $*; do
440 eval level=\${${pvar}_level:-0}
799c9e9b
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441 test $level = 0 && continue
442 eval level=$(($level-1))
4d810ad2
MS
443 eval $pvar="\${${pvar}_${level}}"
444 eval ${pvar}_level=$level
445 eval unset ${pvar}_${level}
799c9e9b
MR
446 done
447}
448
a8d04fba
MR
449enable(){
450 set_all yes $*
451}
452
453disable(){
454 set_all no $*
455}
456
72a43668
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457enable_weak(){
458 set_weak yes $*
459}
460
461disable_weak(){
462 set_weak no $*
463}
464
72702705 465enable_safe(){
fd07f803
MR
466 for var; do
467 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
468 done
72702705
MR
469}
470
471disable_safe(){
fd07f803
MR
472 for var; do
473 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
474 done
72702705
MR
475}
476
f9d328da
MR
477do_enable_deep(){
478 for var; do
479 enabled $var && continue
480 eval sel="\$${var}_select"
c510c7b5
MR
481 eval sgs="\$${var}_suggest"
482 pushvar var sgs
f9d328da 483 enable_deep $sel
c510c7b5
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484 popvar sgs
485 enable_deep_weak $sgs
f9d328da
MR
486 popvar var
487 done
488}
489
490enable_deep(){
491 do_enable_deep $*
492 enable $*
493}
494
72a43668 495enable_deep_weak(){
ffb068ce
MS
496 for var; do
497 disabled $var && continue
498 pushvar var
499 do_enable_deep $var
500 popvar var
501 enable_weak $var
502 done
72a43668
MR
503}
504
57bd82d4 505enabled(){
3250003c
MR
506 test "${1#!}" = "$1" && op== || op=!=
507 eval test "x\$${1#!}" $op "xyes"
44161118
MR
508}
509
37970ebf 510disabled(){
3250003c
MR
511 test "${1#!}" = "$1" && op== || op=!=
512 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
513}
514
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515enabled_all(){
516 for opt; do
517 enabled $opt || return 1
518 done
519}
520
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521disabled_all(){
522 for opt; do
523 disabled $opt || return 1
524 done
525}
526
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527enabled_any(){
528 for opt; do
529 enabled $opt && return 0
530 done
531}
532
85bca2c5
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533disabled_any(){
534 for opt; do
535 disabled $opt && return 0
536 done
f7b230a7 537 return 1
85bca2c5
DB
538}
539
c9d19248
MR
540set_default(){
541 for opt; do
88268e94 542 eval : \${$opt:=\$${opt}_default}
c9d19248
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543 done
544}
545
4a0d6686
AJ
546is_in(){
547 value=$1
548 shift
549 for var in $*; do
550 [ $var = $value ] && return 0
551 done
552 return 1
553}
554
d4f8cecc 555do_check_deps(){
30fd06be 556 for cfg; do
3250003c 557 cfg="${cfg#!}"
799c9e9b
MR
558 enabled ${cfg}_checking && die "Circular dependency for $cfg."
559 disabled ${cfg}_checking && continue
560 enable ${cfg}_checking
d4f8cecc 561 append allopts $cfg
799c9e9b 562
30fd06be
MR
563 eval dep_all="\$${cfg}_deps"
564 eval dep_any="\$${cfg}_deps_any"
7ef3425f 565 eval dep_sel="\$${cfg}_select"
c510c7b5 566 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
567 eval dep_ifa="\$${cfg}_if"
568 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 569
3d7453e0 570 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 571 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 572 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 573
3d7453e0
MR
574 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
575 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
576 enabled_all $dep_all || disable $cfg
577 enabled_any $dep_any || disable $cfg
7ef3425f 578 disabled_any $dep_sel && disable $cfg
799c9e9b 579
4ec45764 580 if enabled $cfg; then
f9d328da 581 enable_deep $dep_sel
c510c7b5 582 enable_deep_weak $dep_sgs
4ec45764
RP
583 fi
584
799c9e9b 585 disable ${cfg}_checking
30fd06be
MR
586 done
587}
588
d4f8cecc
MR
589check_deps(){
590 unset allopts
591
592 do_check_deps "$@"
593
594 for cfg in $allopts; do
595 enabled $cfg || continue
596 eval dep_extralibs="\$${cfg}_extralibs"
597 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
598 done
599}
600
44161118
MR
601print_config(){
602 pfx=$1
72cfcf41
MR
603 files=$2
604 shift 2
f454e879
MR
605 map 'eval echo "$v \${$v:-no}"' "$@" |
606 awk "BEGIN { split(\"$files\", files) }
607 {
608 c = \"$pfx\" toupper(\$1);
609 v = \$2;
610 sub(/yes/, 1, v);
611 sub(/no/, 0, v);
612 for (f in files) {
613 file = files[f];
614 if (file ~ /\\.h\$/) {
615 printf(\"#define %s %d\\n\", c, v) >>file;
616 } else if (file ~ /\\.asm\$/) {
617 printf(\"%%define %s %d\\n\", c, v) >>file;
618 } else if (file ~ /\\.mak\$/) {
d16c4aeb 619 n = -v ? \"\" : \"!\";
f454e879
MR
620 printf(\"%s%s=yes\\n\", n, c) >>file;
621 }
622 }
623 }"
57bd82d4
MR
624}
625
31c0121d 626print_enabled(){
31c0121d
MR
627 suf=$1
628 shift
629 for v; do
9eda2a85 630 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
631 done
632}
633
57bd82d4
MR
634append(){
635 var=$1
636 shift
57bd82d4
MR
637 eval "$var=\"\$$var $*\""
638}
639
60361817
MR
640prepend(){
641 var=$1
642 shift
643 eval "$var=\"$* \$$var\""
644}
645
50a334e4 646add_cppflags(){
cd52ec95 647 append CPPFLAGS "$@"
50a334e4
MR
648}
649
57bd82d4 650add_cflags(){
01d31e16 651 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
652}
653
2f2e6c7c 654add_asflags(){
01d31e16 655 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
656}
657
57bd82d4 658add_ldflags(){
64933b6c 659 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
660}
661
0673ede9
VG
662add_stripflags(){
663 append STRIPFLAGS "$@"
664}
665
57bd82d4 666add_extralibs(){
64933b6c 667 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
668}
669
4cc4b33f
DB
670add_host_cppflags(){
671 append host_cppflags "$@"
672}
673
6c3fa06a
MR
674add_host_cflags(){
675 append host_cflags $($host_cflags_filter "$@")
676}
677
678add_host_ldflags(){
679 append host_ldflags $($host_ldflags_filter "$@")
680}
681
84e65c76
MR
682add_compat(){
683 append compat_objs $1
684 shift
685 map 'add_cppflags -D$v' "$@"
686}
687
b0cfb663 688check_cmd(){
b3cb5d51 689 log "$@"
2270b4b2 690 "$@" >> $logfile 2>&1
b0cfb663
MR
691}
692
b2704a65
MR
693cc_o(){
694 eval printf '%s\\n' $CC_O
695}
696
18031c49
MR
697cc_e(){
698 eval printf '%s\\n' $CC_E
699}
700
dcd479c0 701check_cc(){
57bd82d4 702 log check_cc "$@"
2270b4b2 703 cat > $TMPC
720c69da 704 log_file $TMPC
23565c26 705 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
706}
707
708check_cpp(){
709 log check_cpp "$@"
2270b4b2 710 cat > $TMPC
720c69da 711 log_file $TMPC
18031c49 712 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
713}
714
df0d6341
MR
715as_o(){
716 eval printf '%s\\n' $AS_O
717}
718
f65883c8
MR
719check_as(){
720 log check_as "$@"
7fd90119
MR
721 cat > $TMPS
722 log_file $TMPS
723 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
724}
725
575db883
DB
726check_inline_asm(){
727 log check_inline_asm "$@"
940f335a 728 name="$1"
3784e82e 729 code="$2"
940f335a 730 shift 2
49214f61 731 disable $name
7fd90119 732 check_cc "$@" <<EOF && enable $name
3784e82e 733void foo(void){ __asm__ volatile($code); }
940f335a
MR
734EOF
735}
736
c6ebc9fa
MR
737check_insn(){
738 log check_insn "$@"
739 check_inline_asm ${1}_inline "\"$2\""
740 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
741}
742
304d586d
LM
743check_yasm(){
744 log check_yasm "$@"
745 echo "$1" > $TMPS
746 log_file $TMPS
747 shift 1
748 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
749}
750
29b64b68
MR
751ld_o(){
752 eval printf '%s\\n' $LD_O
753}
754
dcd479c0 755check_ld(){
57bd82d4 756 log check_ld "$@"
66a1ccd7
MR
757 flags=$(filter_out '-l*' "$@")
758 libs=$(filter '-l*' "$@")
01d31e16 759 check_cc $($cflags_filter $flags) || return
64933b6c
MR
760 flags=$($ldflags_filter $flags)
761 libs=$($ldflags_filter $libs)
29b64b68 762 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
763}
764
5adc829e
MR
765check_code(){
766 log check_code "$@"
767 check=$1
768 headers=$2
769 code=$3
770 shift 3
771 {
772 for hdr in $headers; do
773 echo "#include <$hdr>"
774 done
775 echo "int main(void) { $code; return 0; }"
776 } | check_$check "$@"
777}
778
50a334e4
MR
779check_cppflags(){
780 log check_cppflags "$@"
caf458dd 781 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
782int x;
783EOF
784}
785
23157d72
DB
786test_cflags(){
787 log test_cflags "$@"
01d31e16 788 set -- $($cflags_filter "$@")
23157d72 789 check_cc "$@" <<EOF
dcd479c0
MR
790int x;
791EOF
792}
793
23157d72
DB
794check_cflags(){
795 log check_cflags "$@"
796 test_cflags "$@" && add_cflags "$@"
797}
798
2ed46eea
MR
799test_ldflags(){
800 log test_ldflags "$@"
801 check_ld "$@" <<EOF
c23a0ac8 802int main(void){ return 0; }
dcd479c0
MR
803EOF
804}
805
2ed46eea
MR
806check_ldflags(){
807 log check_ldflags "$@"
808 test_ldflags "$@" && add_ldflags "$@"
809}
810
0673ede9
VG
811test_stripflags(){
812 log test_stripflags "$@"
813 # call check_cc to get a fresh TMPO
814 check_cc <<EOF
815int main(void) { return 0; }
816EOF
817 check_cmd $strip $STRIPFLAGS "$@" $TMPO
818}
819
820check_stripflags(){
821 log check_stripflags "$@"
822 test_stripflags "$@" && add_stripflags "$@"
823}
824
dcd479c0 825check_header(){
57bd82d4 826 log check_header "$@"
dcd479c0
MR
827 header=$1
828 shift
b77df637
MR
829 disable_safe $header
830 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
831#include <$header>
832int x;
833EOF
834}
835
836check_func(){
57bd82d4 837 log check_func "$@"
dcd479c0
MR
838 func=$1
839 shift
d8bc5f06
MR
840 disable $func
841 check_ld "$@" <<EOF && enable $func
dcd479c0 842extern int $func();
c23a0ac8 843int main(void){ $func(); }
dcd479c0
MR
844EOF
845}
846
645d2652 847check_mathfunc(){
6b73c0ae 848 log check_mathfunc "$@"
645d2652 849 func=$1
1aa07aa2
MR
850 narg=$2
851 shift 2
852 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
853 disable $func
854 check_ld "$@" <<EOF && enable $func
855#include <math.h>
1aa07aa2 856float foo(float f, float g) { return $func($args); }
33bd38db 857int main(void){ return 0; }
645d2652
MR
858EOF
859}
860
2446d3d6
DB
861check_func_headers(){
862 log check_func_headers "$@"
f8d7b072 863 headers=$1
edaf1ae2 864 funcs=$2
f8d7b072 865 shift 2
edaf1ae2
MR
866 {
867 for hdr in $headers; do
868 echo "#include <$hdr>"
869 done
870 for func in $funcs; do
871 echo "long check_$func(void) { return (long) $func; }"
872 done
873 echo "int main(void) { return 0; }"
874 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
875}
876
a5344cf7
SS
877check_cpp_condition(){
878 log check_cpp_condition "$@"
879 header=$1
880 condition=$2
f855b7b9 881 shift 2
cd52ec95 882 check_cpp "$@" <<EOF
a5344cf7
SS
883#include <$header>
884#if !($condition)
885#error "unsatisfied condition: $condition"
886#endif
887EOF
888}
889
57bd82d4
MR
890check_lib(){
891 log check_lib "$@"
892 header="$1"
893 func="$2"
894 shift 2
84400e9d 895 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
896}
897
f8d7b072
MR
898check_lib2(){
899 log check_lib2 "$@"
900 headers="$1"
edaf1ae2 901 funcs="$2"
f8d7b072 902 shift 2
edaf1ae2 903 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
904}
905
3f8040db
MR
906check_pkg_config(){
907 log check_pkg_config "$@"
908 pkg="$1"
909 headers="$2"
910 funcs="$3"
911 shift 3
7f9e893f 912 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
913 pkg_cflags=$($pkg_config --cflags $pkg)
914 pkg_libs=$($pkg_config --libs $pkg)
915 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
916 set_safe ${pkg}_cflags $pkg_cflags &&
917 set_safe ${pkg}_libs $pkg_libs
918}
919
dcd479c0 920check_exec(){
2270b4b2 921 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
922}
923
7dfef245 924check_exec_crash(){
5e622c40 925 code=$(cat)
7dfef245
MR
926
927 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
928 # are safe but may not be available everywhere. Thus we use
929 # raise(SIGTERM) instead. The check is run in a subshell so we
930 # can redirect the "Terminated" message from the shell. SIGBUS
931 # is not defined by standard C so it is used conditionally.
932
2270b4b2 933 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
934#include <signal.h>
935static void sighandler(int sig){
936 raise(SIGTERM);
937}
692dd8ed
MR
938int foo(void){
939 $code
940}
9495cd17 941int (*func_ptr)(void) = foo;
e5af4a11 942int main(void){
7dfef245
MR
943 signal(SIGILL, sighandler);
944 signal(SIGFPE, sighandler);
945 signal(SIGSEGV, sighandler);
946#ifdef SIGBUS
947 signal(SIGBUS, sighandler);
948#endif
9495cd17 949 return func_ptr();
7dfef245
MR
950}
951EOF
952}
953
72be9e73
DY
954check_type(){
955 log check_type "$@"
956 headers=$1
957 type=$2
958 shift 2
ae550ce9 959 disable_safe "$type"
5adc829e 960 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
961}
962
14d36751 963check_struct(){
813b82b9 964 log check_struct "$@"
14d36751
MR
965 headers=$1
966 struct=$2
967 member=$3
968 shift 3
969 disable_safe "${struct}_${member}"
5adc829e
MR
970 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
971 enable_safe "${struct}_${member}"
14d36751
MR
972}
973
9c7d85b3
DB
974check_builtin(){
975 log check_builtin "$@"
976 name=$1
977 headers=$2
978 builtin=$3
979 shift 3
980 disable "$name"
981 check_code ld "$headers" "$builtin" "$@" && enable "$name"
982}
983
57bd82d4
MR
984require(){
985 name="$1"
986 header="$2"
987 func="$3"
988 shift 3
989 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
990}
991
f8d7b072
MR
992require2(){
993 name="$1"
994 headers="$2"
995 func="$3"
996 shift 3
997 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
998}
999
3f8040db
MR
1000require_pkg_config(){
1001 pkg="$1"
1002 check_pkg_config "$@" || die "ERROR: $pkg not found"
1003 add_cflags $(get_safe ${pkg}_cflags)
1004 add_extralibs $(get_safe ${pkg}_libs)
1005}
1006
ae43c4c0
MR
1007hostcc_o(){
1008 eval printf '%s\\n' $HOSTCC_O
1009}
1010
f0125de9
MR
1011check_host_cc(){
1012 log check_host_cc "$@"
1013 cat > $TMPC
1014 log_file $TMPC
ae43c4c0 1015 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1016}
1017
4cc4b33f
DB
1018check_host_cppflags(){
1019 log check_host_cppflags "$@"
1020 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1021int x;
1022EOF
1023}
1024
f0125de9
MR
1025check_host_cflags(){
1026 log check_host_cflags "$@"
6c3fa06a 1027 set -- $($host_cflags_filter "$@")
f0125de9
MR
1028 check_host_cc "$@" <<EOF && append host_cflags "$@"
1029int x;
1030EOF
1031}
1032
c505dd31
MR
1033apply(){
1034 file=$1
1035 shift
1036 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1037}
1038
c34681df 1039cp_if_changed(){
5e27ec28
MR
1040 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1041 mkdir -p "$(dirname $2)"
4ebc6a74 1042 $cp_f "$1" "$2"
c34681df
MR
1043}
1044
dcd61286
DB
1045# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1046# system-dependent things.
1047
4a0d6686
AJ
1048COMPONENT_LIST="
1049 bsfs
1050 decoders
1051 demuxers
1052 encoders
3cde40aa 1053 filters
5666fd73 1054 hwaccels
c552605c 1055 indevs
4a0d6686 1056 muxers
c552605c 1057 outdevs
4a0d6686
AJ
1058 parsers
1059 protocols
1060"
1061
ab81f24a
DB
1062EXAMPLE_LIST="
1063 output_example
10421bcf 1064 transcode_aac_example
ab81f24a
DB
1065"
1066
3fc09b00
MR
1067EXTERNAL_LIBRARY_LIST="
1068 avisynth
1069 bzlib
1070 frei0r
1071 gnutls
1072 libcdio
1073 libdc1394
1074 libfaac
1075 libfdk_aac
1076 libfreetype
1077 libgsm
1078 libilbc
1079 libmp3lame
1080 libopencore_amrnb
1081 libopencore_amrwb
1082 libopencv
1083 libopenjpeg
1084 libopus
1085 libpulse
1086 librtmp
1087 libschroedinger
1088 libspeex
1089 libtheora
1090 libvo_aacenc
1091 libvo_amrwbenc
1092 libvorbis
1093 libvpx
84d3ff50 1094 libwavpack
3fc09b00
MR
1095 libx264
1096 libxavs
1097 libxvid
1098 openssl
1099 x11grab
1100 zlib
1101"
1102
70b348ec
DB
1103HWACCEL_LIST="
1104 dxva2
1105 vaapi
1106 vda
1107 vdpau
1108"
d89f2fa9
DB
1109LIBRARY_LIST="
1110 avcodec
1111 avdevice
1112 avfilter
1113 avformat
1114 avresample
1115 avutil
1116 swscale
1117"
1118
055c61b8
DB
1119PROGRAM_LIST="
1120 avconv
1121 avplay
1122 avprobe
1123 avserver
055c61b8
DB
1124"
1125
4a0d6686
AJ
1126CONFIG_LIST="
1127 $COMPONENT_LIST
ab81f24a 1128 $EXAMPLE_LIST
3fc09b00 1129 $EXTERNAL_LIBRARY_LIST
70b348ec 1130 $HWACCEL_LIST
d89f2fa9 1131 $LIBRARY_LIST
055c61b8 1132 $PROGRAM_LIST
7f3f5f46 1133 dct
4da3f410 1134 doc
0b499c9b 1135 error_resilience
1848f7d9 1136 fft
c88f5d72 1137 gpl
d8d0d0b2 1138 gray
3abe5fbd 1139 hardcoded_tables
b781cc12 1140 lsp
2a91ada8 1141 lzo
47a158cb 1142 mdct
c88f5d72 1143 memalign_hack
c88f5d72 1144 network
3fe142e2 1145 nonfree
92f0abb2 1146 pod2man
8a3c8627 1147 pic
68602540 1148 rdft
e90f5b5a 1149 runtime_cpudetect
8cfbbd92 1150 safe_bitstream_reader
2e35e684 1151 shared
bd2216e4 1152 small
6b35d421 1153 sram
2e35e684 1154 static
a9ddb5b1 1155 swscale_alpha
f187557a 1156 texi2html
8986fddc 1157 thumb
9cad0e4e 1158 version3
7e4d9d5d 1159 xmm_clobber_test
4a0d6686 1160"
c88f5d72 1161
8eee7025 1162THREADS_LIST='
8eee7025
DB
1163 pthreads
1164 w32threads
1165'
1166
f9f6402e
AK
1167ATOMICS_LIST='
1168 atomics_gcc
f9f6402e 1169 atomics_suncc
93e65e9a 1170 atomics_win32
f9f6402e
AK
1171'
1172
3f5b56e5 1173ARCH_LIST='
5873b623 1174 aarch64
3f5b56e5 1175 alpha
a2fc0f6a 1176 arm
fdcd782d
MR
1177 avr32
1178 avr32_ap
1179 avr32_uc
3f5b56e5
MR
1180 bfin
1181 ia64
1182 m68k
1183 mips
bae3abb0 1184 mips64
3f5b56e5 1185 parisc
79cb09b2 1186 ppc
34d11b87 1187 ppc64
3f5b56e5
MR
1188 s390
1189 sh4
1190 sparc
1191 sparc64
c75848cd
DB
1192 tilegx
1193 tilepro
0844bae1 1194 tomi
3f5b56e5
MR
1195 x86
1196 x86_32
1197 x86_64
1198'
1199
81dfa21e
MR
1200ARCH_EXT_LIST_ARM='
1201 armv5te
1202 armv6
1203 armv6t2
81dfa21e 1204 neon
b3267559 1205 vfp
81dfa21e
MR
1206 vfpv3
1207'
1208
50cd43f2 1209ARCH_EXT_LIST_X86='
3bf96eec 1210 amd3dnow
a1ef9f08 1211 amd3dnowext
50cd43f2 1212 avx
4d6ee072 1213 avx2
50cd43f2 1214 fma4
84146963 1215 i686
50cd43f2
DB
1216 mmx
1217 mmxext
1218 sse
1219 sse2
1220 sse3
1221 sse4
1222 sse42
1223 ssse3
1224'
1225
1226ARCH_EXT_LIST="
81dfa21e 1227 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1228 $ARCH_EXT_LIST_X86
1229 altivec
799fde37 1230 ppc4xx
bd9d34a0 1231 vis
50cd43f2 1232"
3f5b56e5 1233
fd712a55
DB
1234HAVE_LIST_CMDLINE='
1235 inline_asm
1236 symver
1237 yasm
1238'
1239
a3e02a8c
MR
1240HAVE_LIST_PUB='
1241 bigendian
d268eee9 1242 fast_unaligned
a3e02a8c
MR
1243'
1244
79042ab3 1245MATH_FUNCS="
fab0a8b2
MR
1246 atanf
1247 atan2f
79042ab3 1248 cbrtf
fab0a8b2 1249 cosf
79042ab3
DB
1250 exp2
1251 exp2f
fab0a8b2 1252 expf
79042ab3
DB
1253 isinf
1254 isnan
fab0a8b2 1255 ldexpf
79042ab3
DB
1256 llrint
1257 llrintf
1258 log2
1259 log2f
fab0a8b2 1260 log10f
79042ab3
DB
1261 lrint
1262 lrintf
fab0a8b2 1263 powf
79042ab3
DB
1264 rint
1265 round
1266 roundf
fab0a8b2 1267 sinf
79042ab3
DB
1268 trunc
1269 truncf
1270"
1271
3f5b56e5
MR
1272HAVE_LIST="
1273 $ARCH_EXT_LIST
43b73d59
DB
1274 $(add_suffix _external $ARCH_EXT_LIST)
1275 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1276 $HAVE_LIST_CMDLINE
a3e02a8c 1277 $HAVE_LIST_PUB
3f5b56e5 1278 $THREADS_LIST
f9f6402e 1279 $ATOMICS_LIST
79042ab3 1280 $MATH_FUNCS
be1a839c 1281 aligned_malloc
59782b82 1282 aligned_stack
35fd8122 1283 alsa_asoundlib_h
3f5b56e5 1284 altivec_h
c9fdab0d 1285 arpa_inet_h
ec9d2c15 1286 asm_mod_q
6308729e 1287 asm_mod_y
817dff57 1288 atomic_cas_ptr
f9f6402e 1289 atomics_native
dffb41b9 1290 attribute_may_alias
e7ea5e3d 1291 attribute_packed
43e0e0c4
LB
1292 cdio_paranoia_h
1293 cdio_paranoia_paranoia_h
ecf97f22 1294 closesocket
15caccb9 1295 CommandLineToArgvW
180d43bc 1296 cpunop
1093383d 1297 CryptGenRandom
c88f5d72 1298 dcbzl
f8aa696f
DB
1299 dev_bktr_ioctl_bt848_h
1300 dev_bktr_ioctl_meteor_h
1301 dev_ic_bt8xx_h
f8aa696f 1302 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1303 dev_video_meteor_ioctl_meteor_h
ca6b544a 1304 direct_h
18b67ae5 1305 dlfcn_h
c88f5d72 1306 dlopen
bc574408 1307 dos_paths
fa845061 1308 dxva_h
245626d0
DB
1309 ebp_available
1310 ebx_available
c2a29455 1311 fast_64bit
669b5583 1312 fast_clz
7073e9fc 1313 fast_cmov
534a2231 1314 fcntl
9d99cc5a 1315 fork
84882df6 1316 getaddrinfo
da9e86f8 1317 gethrtime
667fb97a 1318 getopt
02e8f427 1319 GetProcessAffinityMask
fc5607f8 1320 GetProcessMemoryInfo
4e68cb8a 1321 GetProcessTimes
61183b5a 1322 GetSystemTimeAsFileTime
66be5b45 1323 getrusage
c3e73100 1324 getservbyport
61183b5a 1325 gettimeofday
a49d3025 1326 gnu_as
c7df1532 1327 gsm_h
2f0c136e 1328 ibm_asm
2e1913b1 1329 inet_aton
3b1ab197 1330 io_h
ef5b70af 1331 inline_asm_labels
abfc8d05 1332 isatty
8772997d 1333 jack_port_get_latency_range
9f5ff83f 1334 ldbrx
d64341e4 1335 libc_msvcrt
0b4a1821
AS
1336 libdc1394_1
1337 libdc1394_2
d96cd429
MR
1338 local_aligned_16
1339 local_aligned_8
a5b64584 1340 localtime_r
85dd97ad 1341 loongson
f8aa696f
DB
1342 machine_ioctl_bt848_h
1343 machine_ioctl_meteor_h
65f1d45d 1344 machine_rw_barrier
c88f5d72 1345 malloc_h
73f6d31e 1346 MapViewOfFile
c88f5d72 1347 memalign
65f1d45d 1348 MemoryBarrier
6ffa87d3 1349 mkstemp
f80ddd5b 1350 mm_empty
0328b9ea 1351 mmap
e98b02de 1352 mprotect
d3d3a32c 1353 nanosleep
3e0b1c9a 1354 poll_h
1f91cdce 1355 posix_memalign
3a7050ff 1356 pragma_deprecated
07b28702 1357 rdtsc
ea4d5f48 1358 sched_getaffinity
c88f5d72 1359 sdl
7e6a11bc 1360 SetConsoleTextAttribute
b507ebd1 1361 setmode
3e0b1c9a 1362 setrlimit
d3d3a32c 1363 Sleep
15d59d2c 1364 sndio_h
72be9e73 1365 socklen_t
deb29777 1366 soundcard_h
87958234 1367 strerror_r
6379900c 1368 strptime
47941088 1369 strtok_r
c0018613 1370 struct_addrinfo
75d339e0
MS
1371 struct_group_source_req
1372 struct_ip_mreq_source
b4d68544 1373 struct_ipv6_mreq
cdee08e3 1374 struct_pollfd
3e0b1c9a 1375 struct_rusage_ru_maxrss
b4d68544 1376 struct_sockaddr_in6
3b2372bf 1377 struct_sockaddr_sa_len
33a4dbdd 1378 struct_sockaddr_storage
a6a4793d 1379 struct_v4l2_frmivalenum_discrete
b462d132 1380 symver_asm_label
3e0b1c9a 1381 symver_gnu_asm
e460aa32 1382 sync_val_compare_and_swap
bcc73960 1383 sysconf
b9e22269 1384 sysctl
b58412f1 1385 sys_mman_h
06bb5905 1386 sys_param_h
b091aa44 1387 sys_resource_h
81644c2e 1388 sys_select_h
deb29777 1389 sys_soundcard_h
e64bceea 1390 sys_time_h
60538758 1391 sys_un_h
1b6e8b73 1392 sys_videoio_h
b265431e 1393 threads
542920b7 1394 unistd_h
d3d3a32c 1395 usleep
7671dd7c 1396 vdpau_x11
ce742de2 1397 vfp_args
7c5bfe7a 1398 VirtualAlloc
d3d3a32c 1399 windows_h
6ff3f3e7 1400 winsock2_h
cc078b5d 1401 xform_asm
7671dd7c 1402 xlib
6f74fb03 1403 xmm_clobbers
0cb78cef 1404"
44161118 1405
511cf612 1406# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1407CONFIG_EXTRA="
87849592 1408 aandcttables
bfe9f48a 1409 ac3dsp
aa11cb79 1410 audio_frame_queue
b93b27ed 1411 dsputil
bfe9f48a 1412 gcrypt
478fd534 1413 golomb
9cad0e4e 1414 gplv3
0338c396 1415 h263dsp
478fd534
DB
1416 h264chroma
1417 h264dsp
1418 h264pred
915a2a0a 1419 h264qpel
68d8238c 1420 hpeldsp
478fd534 1421 huffman
9cad0e4e 1422 lgplv3
478fd534 1423 lpc
1e164c0b 1424 mpegaudio
bfe9f48a 1425 mpegaudiodsp
18bbca1f 1426 mpegvideo
ad08dfd5 1427 mpegvideoenc
bfe9f48a 1428 nettle
f704a079 1429 rangecoder
255d9c57 1430 riffdec
3dd5c95d 1431 riffenc
bfe9f48a 1432 rtpdec
5ad2f0bf 1433 rtpenc_chain
bfe9f48a 1434 sinewin
8c53d39e 1435 videodsp
ab9f9876 1436 vp3dsp
b6bb00b0
MR
1437"
1438
520cc7f1 1439CMDLINE_SELECT="
3f5b56e5 1440 $ARCH_EXT_LIST
520cc7f1 1441 $CONFIG_LIST
fd712a55 1442 $HAVE_LIST_CMDLINE
8eee7025 1443 $THREADS_LIST
c8a4ae00 1444 asm
db6107b6 1445 cross_compile
520cc7f1
MR
1446 debug
1447 extra_warnings
8c6afa4d 1448 logging
65d12900 1449 lto
d2bbb2f7 1450 optimizations
520cc7f1 1451"
426be5dc
DB
1452
1453PATHS_LIST='
d156bede 1454 bindir
14a8acf1 1455 datadir
f4ca970d 1456 docdir
26759c44
MR
1457 incdir
1458 libdir
26759c44
MR
1459 mandir
1460 prefix
1461 shlibdir
426be5dc
DB
1462'
1463
1464CMDLINE_SET="
1465 $PATHS_LIST
121d78d0 1466 ar
426be5dc 1467 arch
313c46a6 1468 as
426be5dc
DB
1469 build_suffix
1470 cc
1471 cpu
1472 cross_prefix
50567afa 1473 dep_cc
ac63af34 1474 extra_version
9da6609f
MR
1475 host_cc
1476 host_cflags
095792f2 1477 host_ld
9da6609f
MR
1478 host_ldflags
1479 host_libs
82bb3329 1480 host_os
684b28e0 1481 ld
426be5dc 1482 logfile
4ae40685 1483 malloc_prefix
89641463 1484 nm
9cd7b854 1485 optflags
3f8040db 1486 pkg_config
154caa67 1487 random_seed
2fad0977 1488 samples
c5200f17
MR
1489 sysinclude
1490 sysroot
a7ada2ba 1491 target_exec
26759c44 1492 target_os
a7ada2ba 1493 target_path
ba13606c 1494 target_samples
aeeb782c 1495 toolchain
426be5dc 1496"
520cc7f1 1497
89f2932b
MR
1498CMDLINE_APPEND="
1499 extra_cflags
4cc4b33f 1500 host_cppflags
89f2932b
MR
1501"
1502
912f3148
DB
1503# code dependency declarations
1504
9eeed841 1505# architecture extensions
808fa33c 1506
a2fc0f6a
MR
1507armv5te_deps="arm"
1508armv6_deps="arm"
ab5cb084 1509armv6t2_deps="arm"
808fa33c 1510neon_deps="arm"
b3267559
MR
1511vfp_deps="arm"
1512vfpv3_deps="vfp"
808fa33c 1513
637606de
MR
1514map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1515
808fa33c
MR
1516altivec_deps="ppc"
1517ppc4xx_deps="ppc"
1518
1519vis_deps="sparc"
1520
84146963
DB
1521cpunop_deps="i686"
1522x86_64_select="i686"
1523x86_64_suggest="fast_cmov"
50cd43f2 1524
808fa33c
MR
1525amd3dnow_deps="mmx"
1526amd3dnowext_deps="amd3dnow"
9eeed841 1527mmx_deps="x86"
239fdf1b 1528mmxext_deps="mmx"
50cd43f2
DB
1529sse_deps="mmxext"
1530sse2_deps="sse"
1531sse3_deps="sse2"
1532ssse3_deps="sse3"
1533sse4_deps="ssse3"
1534sse42_deps="sse4"
1535avx_deps="sse42"
79687079 1536fma4_deps="avx"
4d6ee072 1537avx2_deps="avx"
9eeed841 1538
43b73d59
DB
1539mmx_external_deps="yasm"
1540mmx_inline_deps="inline_asm"
1541mmx_suggest="mmx_external mmx_inline"
1542
1543for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1544 eval dep=\$${ext}_deps
1545 eval ${ext}_external_deps='"${dep}_external"'
1546 eval ${ext}_inline_deps='"${dep}_inline"'
1547 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1548done
1549
59782b82 1550aligned_stack_if_any="ppc x86"
e939cedd 1551fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1552fast_clz_if_any="alpha avr32 mips ppc x86"
1553fast_unaligned_if_any="ppc x86"
669b5583 1554
3e0b1c9a 1555need_memalign="altivec neon sse"
89e053f8 1556
b462d132
MR
1557symver_if_any="symver_asm_label symver_gnu_asm"
1558
26fbcc85 1559# subsystems
dc609252 1560dct_select="rdft"
b93b27ed
RB
1561error_resilience_select="dsputil"
1562lpc_select="dsputil"
26fbcc85
MR
1563mdct_select="fft"
1564rdft_select="fft"
1e164c0b 1565mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1566mpegaudiodsp_select="dct"
f4fed5a2 1567mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1568mpegvideoenc_select="mpegvideo"
26fbcc85 1569
ed40b6bf 1570# decoders / encoders
cfc2a0cf 1571aac_decoder_select="mdct sinewin"
aa11cb79 1572aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1573aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1574ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1575ac3_encoder_select="mdct ac3dsp dsputil"
1576ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1577aic_decoder_select="dsputil golomb"
f4d608e3 1578alac_encoder_select="lpc"
b93b27ed 1579als_decoder_select="dsputil"
b781cc12 1580amrnb_decoder_select="lsp"
2b2a597e 1581amrwb_decoder_select="lsp"
28bc406c 1582amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1583ape_decoder_select="dsputil"
1584asv1_decoder_select="dsputil"
1585asv1_encoder_select="dsputil"
1586asv2_decoder_select="dsputil"
1587asv2_encoder_select="dsputil"
4538729a 1588atrac1_decoder_select="mdct sinewin"
26fbcc85 1589atrac3_decoder_select="mdct"
0f0a11d5 1590bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1591binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1592binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1593cavs_decoder_select="dsputil golomb h264chroma videodsp"
1594cllc_decoder_select="dsputil"
9b500b8f 1595comfortnoise_encoder_select="lpc"
b93b27ed 1596cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1597cscd_decoder_select="lzo"
2eef7c62 1598cscd_decoder_suggest="zlib"
26fbcc85 1599dca_decoder_select="mdct"
b93b27ed
RB
1600dnxhd_decoder_select="dsputil"
1601dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1602dvvideo_decoder_select="dsputil"
1603dvvideo_encoder_select="dsputil"
61c31e4e 1604dxa_decoder_deps="zlib"
baf91bb9 1605eac3_decoder_select="ac3_decoder"
4264a0dd 1606eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1607eamad_decoder_select="aandcttables dsputil mpegvideo"
1608eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1609eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1610ffv1_decoder_select="dsputil golomb rangecoder"
1611ffv1_encoder_select="dsputil rangecoder"
1612ffvhuff_decoder_select="dsputil"
1613ffvhuff_encoder_select="dsputil huffman"
4f034993 1614flac_decoder_select="golomb"
b93b27ed 1615flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1616flashsv_decoder_deps="zlib"
1617flashsv_encoder_deps="zlib"
1618flashsv2_decoder_deps="zlib"
4414137e 1619flv_decoder_select="h263_decoder"
4d4b4bd1 1620flv_encoder_select="h263_encoder"
b93b27ed
RB
1621fourxm_decoder_select="dsputil"
1622fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1623g2m_decoder_deps="zlib"
1624g2m_decoder_select="dsputil"
c292f6a2 1625h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1626h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1627h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1628h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1629h263i_decoder_select="h263_decoder"
fe629c2d 1630h263p_encoder_select="h263_encoder"
0b499c9b
RB
1631h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1632h264_decoder_suggest="error_resilience"
064698d3 1633hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1634huffyuv_decoder_select="dsputil"
1635huffyuv_encoder_select="dsputil huffman"
1636iac_decoder_select="dsputil fft mdct sinewin"
1637imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1638indeo3_decoder_select="hpeldsp"
8071264f 1639interplay_video_decoder_select="hpeldsp"
28bc406c 1640jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1641jpegls_encoder_select="golomb"
b93b27ed
RB
1642jv_decoder_select="dsputil"
1643lagarith_decoder_select="dsputil"
ad08dfd5 1644ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1645loco_decoder_select="golomb"
b93b27ed 1646mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1647metasound_decoder_select="lsp mdct sinewin"
c1047003 1648mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1649mjpeg_decoder_select="dsputil hpeldsp"
1650mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1651mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1652mlp_decoder_select="dsputil mlp_parser"
1653motionpixels_decoder_select="dsputil"
1e164c0b
DB
1654mp1_decoder_select="mpegaudio"
1655mp1float_decoder_select="mpegaudio"
1656mp2_decoder_select="mpegaudio"
1657mp2float_decoder_select="mpegaudio"
1658mp3_decoder_select="mpegaudio"
1659mp3adu_decoder_select="mpegaudio"
1660mp3adufloat_decoder_select="mpegaudio"
1661mp3float_decoder_select="mpegaudio"
1662mp3on4_decoder_select="mpegaudio"
1663mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1664mpc7_decoder_select="dsputil mpegaudiodsp"
1665mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1666mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1667mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1668mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1669mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1670mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1671mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1672mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1673mpeg4_encoder_select="h263_encoder"
4414137e 1674msmpeg4v1_decoder_select="h263_decoder"
4414137e 1675msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1676msmpeg4v2_encoder_select="h263_encoder"
4414137e 1677msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1678msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1679mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1680mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1681nellymoser_decoder_select="mdct sinewin"
aa11cb79 1682nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1683nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1684png_decoder_deps="zlib"
1685png_decoder_select="dsputil"
1686png_encoder_deps="zlib"
1687png_encoder_select="dsputil"
b93b27ed
RB
1688prores_decoder_select="dsputil"
1689prores_encoder_select="dsputil"
b781cc12 1690qcelp_decoder_select="lsp"
c4f5c2d6 1691qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1692ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1693ralf_decoder_select="golomb"
0338c396 1694rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1695rv10_encoder_select="h263_encoder"
0338c396 1696rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1697rv20_encoder_select="h263_encoder"
870add0d
DB
1698rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1699rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1700shorten_decoder_select="golomb"
b781cc12 1701sipr_decoder_select="lsp"
28bc406c 1702sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1703svq1_decoder_select="hpeldsp"
1277dc07 1704svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1705svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1706svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1707tak_decoder_select="dsputil"
4eef77c1 1708theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1709tiff_decoder_suggest="zlib"
1710tiff_encoder_suggest="zlib"
28bc406c 1711thp_decoder_select="dsputil hpeldsp"
aec09a00 1712truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1713truemotion2_decoder_select="dsputil"
1714truespeech_decoder_select="dsputil"
61c31e4e 1715tscc_decoder_deps="zlib"
4538729a 1716twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1717utvideo_decoder_select="dsputil"
1718utvideo_encoder_select="dsputil huffman"
1719vble_decoder_select="dsputil"
06b54e84 1720vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1721vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1722vorbis_decoder_select="mdct"
1723vorbis_encoder_select="mdct"
3bd062bf 1724vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1725vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1726vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1727vp6a_decoder_select="vp6_decoder"
1728vp6f_decoder_select="vp6_decoder"
8c53d39e 1729vp8_decoder_select="h264pred videodsp"
72ca830f 1730vp9_decoder_select="videodsp"
c4bfa098 1731webp_decoder_select="vp8_decoder"
4538729a
MR
1732wmapro_decoder_select="mdct sinewin"
1733wmav1_decoder_select="mdct sinewin"
1734wmav1_encoder_select="mdct sinewin"
1735wmav2_decoder_select="mdct sinewin"
1736wmav2_encoder_select="mdct sinewin"
1737wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1738wmv1_decoder_select="h263_decoder"
665507aa 1739wmv1_encoder_select="h263_encoder"
870add0d 1740wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1741wmv2_encoder_select="h263_encoder"
015f8ee0 1742wmv3_decoder_select="vc1_decoder"
45ecda85 1743wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1744zerocodec_decoder_deps="zlib"
1745zlib_decoder_deps="zlib"
1746zlib_encoder_deps="zlib"
1747zmbv_decoder_deps="zlib"
1748zmbv_encoder_deps="zlib"
30fd06be 1749
ed40b6bf 1750# hardware accelerators
215cdd35 1751dxva2_deps="dxva2api_h"
0afab17e 1752vaapi_deps="va_va_h"
ac3dbb4d 1753vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1754vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1755vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1756
82ca17ac
DB
1757h263_vaapi_hwaccel_deps="vaapi"
1758h263_vaapi_hwaccel_select="h263_decoder"
1759h263_vdpau_hwaccel_deps="vdpau"
1760h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1761h264_dxva2_hwaccel_deps="dxva2"
1762h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1763h264_vaapi_hwaccel_deps="vaapi"
1764h264_vaapi_hwaccel_select="h264_decoder"
1765h264_vda_hwaccel_deps="vda"
1766h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1767h264_vdpau_hwaccel_deps="vdpau"
1768h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1769mpeg1_vdpau_hwaccel_deps="vdpau"
1770mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1771mpeg2_dxva2_hwaccel_deps="dxva2"
1772mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1773mpeg2_vaapi_hwaccel_deps="vaapi"
1774mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1775mpeg2_vdpau_hwaccel_deps="vdpau"
1776mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1777mpeg4_vaapi_hwaccel_deps="vaapi"
1778mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1779mpeg4_vdpau_hwaccel_deps="vdpau"
1780mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1781vc1_dxva2_hwaccel_deps="dxva2"
1782vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1783vc1_vaapi_hwaccel_deps="vaapi"
1784vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1785vc1_vdpau_hwaccel_deps="vdpau"
1786vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1787wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1788wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1789wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1790
28b80940 1791# parsers
0b499c9b 1792h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1793mpeg4video_parser_select="error_resilience mpegvideo"
1794mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1795vc1_parser_select="mpegvideo"
28b80940 1796
912f3148 1797# external libraries
c9171a83 1798libfaac_encoder_deps="libfaac"
aa11cb79 1799libfaac_encoder_select="audio_frame_queue"
4f2b469d 1800libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1801libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1802libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1803libgsm_decoder_deps="libgsm"
1804libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1805libgsm_ms_decoder_deps="libgsm"
1806libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1807libilbc_decoder_deps="libilbc"
1808libilbc_encoder_deps="libilbc"
1cc60c47 1809libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1810libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1811libopencore_amrnb_decoder_deps="libopencore_amrnb"
1812libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1813libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1814libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1815libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1816libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1817libopus_decoder_deps="libopus"
6cb8c854 1818libopus_encoder_deps="libopus"
aa11cb79 1819libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1820libschroedinger_decoder_deps="libschroedinger"
1821libschroedinger_encoder_deps="libschroedinger"
ae14f311 1822libspeex_decoder_deps="libspeex"
b606a017 1823libspeex_encoder_deps="libspeex"
aa11cb79 1824libspeex_encoder_select="audio_frame_queue"
150d2772 1825libtheora_encoder_deps="libtheora"
d89e738a 1826libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1827libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1828libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1829libvorbis_encoder_deps="libvorbis"
aa11cb79 1830libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1831libvpx_vp8_decoder_deps="libvpx"
1832libvpx_vp8_encoder_deps="libvpx"
1833libvpx_vp9_decoder_deps="libvpx"
1834libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1835libwavpack_encoder_deps="libwavpack"
1cc60c47 1836libx264_encoder_deps="libx264"
de295976 1837libxavs_encoder_deps="libxavs"
1cc60c47 1838libxvid_encoder_deps="libxvid"
30fd06be 1839
912f3148 1840# demuxers / muxers
c2dd0e9e 1841ac3_demuxer_select="ac3_parser"
255d9c57 1842asf_demuxer_select="riffdec"
3dd5c95d 1843asf_muxer_select="riffenc"
647c2356 1844asf_stream_muxer_select="asf_muxer"
255d9c57 1845avi_demuxer_select="riffdec"
3dd5c95d 1846avi_muxer_select="riffenc"
4e622dea 1847avisynth_demuxer_deps="avisynth"
255d9c57
DB
1848avisynth_demuxer_select="riffdec"
1849caf_demuxer_select="riffdec"
c2dd0e9e 1850dirac_demuxer_select="dirac_parser"
255d9c57 1851dxa_demuxer_select="riffdec"
5b423887 1852eac3_demuxer_select="ac3_parser"
e01fba55 1853f4v_muxer_select="mov_muxer"
c2dd0e9e 1854flac_demuxer_select="flac_parser"
435214a7 1855hds_muxer_select="flv_muxer"
c9031c7c 1856hls_muxer_select="mpegts_muxer"
647c2356 1857ipod_muxer_select="mov_muxer"
31f16dc1 1858ismv_muxer_select="mov_muxer"
647c2356 1859matroska_audio_muxer_select="matroska_muxer"
255d9c57 1860matroska_demuxer_select="riffdec"
2a91ada8 1861matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1862matroska_muxer_select="riffenc"
1863mmf_muxer_select="riffenc"
255d9c57 1864mov_demuxer_select="riffdec"
4e622dea 1865mov_demuxer_suggest="zlib"
3dd5c95d 1866mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1867mp3_demuxer_select="mpegaudio_parser"
647c2356 1868mp4_muxer_select="mov_muxer"
75644335 1869mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1870mpegtsraw_demuxer_select="mpegts_demuxer"
1871mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1872nut_muxer_select="riffenc"
255d9c57 1873nuv_demuxer_select="riffdec"
24ca518b 1874ogg_demuxer_select="golomb"
647c2356 1875psp_muxer_select="mov_muxer"
44594cc7 1876rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1877rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1878rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1879rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1880sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1881sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1882sdp_demuxer_select="rtpdec"
e772f9fa 1883smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1884spdif_muxer_select="aac_parser"
57231e4d 1885tak_demuxer_select="tak_parser"
647c2356
DB
1886tg2_muxer_select="mov_muxer"
1887tgp_muxer_select="mov_muxer"
a7d45e06 1888w64_demuxer_select="wav_demuxer"
255d9c57 1889wav_demuxer_select="riffdec"
3dd5c95d
DB
1890wav_muxer_select="riffenc"
1891webm_muxer_select="riffenc"
255d9c57
DB
1892wtv_demuxer_select="riffdec"
1893xmv_demuxer_select="riffdec"
1894xwma_demuxer_select="riffdec"
4e622dea
SS
1895
1896# indevs / outdevs
38e54a75 1897alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1898alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1899bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1900dv1394_indev_deps="dv1394"
1901dv1394_indev_select="dv_demuxer"
c6f95144 1902fbdev_indev_deps="linux_fb_h"
a3fc62e8 1903jack_indev_deps="jack_jack_h pthreads"
e417d80d 1904libcdio_indev_deps="libcdio"
38e54a75 1905libdc1394_indev_deps="libdc1394"
38e54a75
SS
1906oss_indev_deps_any="soundcard_h sys_soundcard_h"
1907oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1908pulse_indev_deps="libpulse"
15d59d2c
B
1909sndio_indev_deps="sndio_h"
1910sndio_outdev_deps="sndio_h"
38e54a75 1911v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1912vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1913vfwcap_indev_extralibs="-lavicap32"
24f8961f 1914x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1915
912f3148 1916# protocols
acd554c1
SP
1917ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1918ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1919ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1920ffrtmphttp_protocol_deps="!librtmp_protocol"
1921ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1922gopher_protocol_select="network"
c40e1757 1923httpproxy_protocol_select="tcp_protocol"
279a0c97 1924http_protocol_select="tcp_protocol"
183baead 1925https_protocol_select="tls_protocol"
c3b57d6e
DB
1926librtmp_protocol_deps="librtmp"
1927librtmpe_protocol_deps="librtmp"
1928librtmps_protocol_deps="librtmp"
1929librtmpt_protocol_deps="librtmp"
1930librtmpte_protocol_deps="librtmp"
c60a2d70 1931mmsh_protocol_select="http_protocol"
998c1ee1 1932mmst_protocol_select="network"
c3b57d6e 1933rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1934rtmp_protocol_select="tcp_protocol"
acd554c1 1935rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1936rtmps_protocol_deps="!librtmp_protocol"
1937rtmps_protocol_select="tls_protocol"
775c4d36 1938rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1939rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1940rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1941rtp_protocol_select="udp_protocol"
998c1ee1
DB
1942sctp_protocol_deps="struct_sctp_event_subscribe"
1943sctp_protocol_select="network"
0eecafc9 1944srtp_protocol_select="rtp_protocol"
998c1ee1 1945tcp_protocol_select="network"
558d192d
MS
1946tls_protocol_deps_any="openssl gnutls"
1947tls_protocol_select="tcp_protocol"
998c1ee1 1948udp_protocol_select="network"
60538758
LB
1949unix_protocol_deps="sys_un_h"
1950unix_protocol_select="network"
c08fb000 1951
6ebf0bfc 1952# filters
13fabd7a 1953blackframe_filter_deps="gpl"
ce6b6ef6 1954boxblur_filter_deps="gpl"
68b79bfc 1955cropdetect_filter_deps="gpl"
b157be1f 1956delogo_filter_deps="gpl"
a5b64584 1957drawtext_filter_deps="libfreetype"
2e5ff4d0 1958frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1959frei0r_filter_extralibs='$ldl'
a42bb9d6 1960frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1961frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1962hqdn3d_filter_deps="gpl"
3fce1367 1963interlace_filter_deps="gpl"
d371e7b9 1964resample_filter_deps="avresample"
cf69ad35 1965ocv_filter_deps="libopencv"
2f296e39 1966scale_filter_deps="swscale"
acbac567 1967yadif_filter_deps="gpl"
6ebf0bfc 1968
ab81f24a
DB
1969# examples
1970output_example_deps="avcodec avformat avutil swscale"
10421bcf 1971transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 1972
5a0f7131 1973# libraries
d89f2fa9
DB
1974avcodec_deps="avutil"
1975avdevice_deps="avutil avcodec avformat"
1976avfilter_deps="avutil"
1977avformat_deps="avutil avcodec"
1978avresample_deps="avutil"
1979swscale_deps="avutil"
f7679c54 1980
912f3148 1981# programs
54fd593a 1982avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1983avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1984 fps_filter null_filter resample_filter scale_filter
bce70f81 1985 setpts_filter trim_filter"
d173ede1 1986avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1987avplay_select="rdft"
9e12f0bf 1988avprobe_deps="avcodec avformat"
406e6c0b
DB
1989avserver_deps="avformat fork !shared"
1990avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1991avserver_extralibs='$ldl'
a2830dca 1992
4da3f410 1993# documentation
92f0abb2 1994pod2man_deps="doc"
4da3f410
DB
1995texi2html_deps="doc"
1996
de6d9b64 1997# default parameters
8a608357 1998
19bd477d 1999logfile="config.log"
8a608357
MR
2000
2001# installation paths
c9d19248
MR
2002prefix_default="/usr/local"
2003bindir_default='${prefix}/bin'
6291d7e4 2004datadir_default='${prefix}/share/avconv'
f4ca970d 2005docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2006incdir_default='${prefix}/include'
2007libdir_default='${prefix}/lib'
2008mandir_default='${prefix}/share/man'
2009shlibdir_default="$libdir_default"
8a608357
MR
2010
2011# toolchain
121d78d0 2012ar_default="ar"
13c7df3d 2013cc_default="gcc"
9da6609f 2014host_cc_default="gcc"
4ebc6a74 2015cp_f="cp -f"
b58b00ae 2016ln_s="ln -s -f"
2a8a860a 2017nm_default="nm -g"
11e6d03a 2018objformat="elf"
3f8040db 2019pkg_config_default=pkg-config
be7109c1 2020ranlib="ranlib"
e52567c2 2021strip="strip"
11e6d03a 2022yasmexe="yasm"
8a608357 2023
3e0b1c9a 2024nogas=":"
8182dc34 2025
8a608357 2026# machine
8d4c00ed 2027arch_default=$(uname -m)
38d0a8aa 2028cpu="generic"
8a608357 2029
8a608357 2030# OS
8d4c00ed
MR
2031target_os_default=$(tolower $(uname -s))
2032host_os=$target_os_default
8a608357 2033
8a608357 2034# configurable options
ab81f24a 2035enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2036
3e0b1c9a
DB
2037enable asm
2038enable debug
2039enable doc
8400d6b8 2040enable optimizations
8cfbbd92 2041enable safe_bitstream_reader
530dc538 2042enable static
a9ddb5b1 2043enable swscale_alpha
8a608357 2044
2e2ec667
DB
2045# By default, enable only those hwaccels that have no external dependencies.
2046enable dxva2 vdpau
2047
8a608357 2048# build settings
9987769a 2049SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2050LIBPREF="lib"
2051LIBSUF=".a"
c5f14466
RP
2052FULLNAME='$(NAME)$(BUILDSUF)'
2053LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2054SLIBPREF="lib"
2055SLIBSUF=".so"
c5f14466 2056SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2057SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2058SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2059LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2060SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2061SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2062
68485d1f
MR
2063asflags_filter=echo
2064cflags_filter=echo
64933b6c
MR
2065ldflags_filter=echo
2066
23565c26 2067AS_C='-c'
bc877faf 2068AS_O='-o $@'
23565c26 2069CC_C='-c'
18031c49 2070CC_E='-E -o $@'
7e6c86e6 2071CC_O='-o $@'
a758c5e2 2072LD_O='-o $@'
8db73c61
MR
2073LD_LIB='-l%'
2074LD_PATH='-L'
23565c26 2075HOSTCC_C='-c'
a758c5e2 2076HOSTCC_O='-o $@'
095792f2 2077HOSTLD_O='-o $@'
7e6c86e6 2078
4cc4b33f
DB
2079host_cflags='-O3 -g'
2080host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2081host_libs='-lm'
6c3fa06a
MR
2082host_cflags_filter=echo
2083host_ldflags_filter=echo
9da6609f 2084
9b861379 2085target_path='$(CURDIR)'
a7ada2ba 2086
a158446b
MR
2087# since the object filename is not given with the -MM flag, the compiler
2088# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2089DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2090DEPFLAGS='-MM'
315c741d 2091
c597172e 2092# find source path
24524f36 2093if test -f configure; then
f038cf3c 2094 source_path=.
c597172e 2095else
8477f2de 2096 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2097 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2098 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2099 test -e "$source_path/config.h" &&
2100 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2101fi
2102
13cbe2c0 2103for v in "$@"; do
b04251c5
MR
2104 r=${v#*=}
2105 l=${v%"$r"}
2106 r=$(sh_quote "$r")
29ba0911 2107 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2108done
c597172e 2109
73ef8980
MR
2110find_things(){
2111 thing=$1
2112 pattern=$2
2113 file=$source_path/$3
932ccf39 2114 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2115}
2116
2117ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2118DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2119HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2120PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2121BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2122MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2123DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2124OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2125INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2126PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2127FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2128
54e75be4
DB
2129ALL_COMPONENTS="
2130 $BSF_LIST
2131 $DECODER_LIST
2132 $DEMUXER_LIST
2133 $ENCODER_LIST
2134 $FILTER_LIST
2135 $HWACCEL_LIST
2136 $INDEV_LIST
2137 $MUXER_LIST
2138 $OUTDEV_LIST
2139 $PARSER_LIST
2140 $PROTOCOL_LIST
2141"
2142
8469ae22
MR
2143for n in $COMPONENT_LIST; do
2144 v=$(toupper ${n%s})_LIST
2145 eval enable \$$v
2146 eval ${n}_if_any="\$$v"
2147done
2148
206a070d 2149enable $ARCH_EXT_LIST
c597172e
MR
2150
2151die_unknown(){
2152 echo "Unknown option \"$1\"."
2153 echo "See $0 --help for available options."
2154 exit 1
2155}
2156
7432e872
DB
2157print_3_columns() {
2158 cat | tr ' ' '\n' | sort | pr -r -3 -t
2159}
2160
794f8e97 2161show_list() {
bf0c4afa
RP
2162 suffix=_$1
2163 shift
7432e872 2164 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2165 exit 0
2166}
2167
154caa67
MR
2168rand_list(){
2169 IFS=', '
2170 set -- $*
2171 unset IFS
2172 for thing; do
2173 comp=${thing%:*}
2174 prob=${thing#$comp}
2175 prob=${prob#:}
2176 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2177 echo "prob ${prob:-0.5}"
2178 printf '%s\n' $comp
2179 done
2180}
2181
2182do_random(){
2183 action=$1
2184 shift
2185 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2186 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2187}
2188
c597172e 2189for opt do
7483e694
DB
2190 optval="${opt#*=}"
2191 case "$opt" in
ea061af1
DB
2192 --extra-ldflags=*)
2193 add_ldflags $optval
7e9e7cc2 2194 ;;
ea061af1
DB
2195 --extra-libs=*)
2196 add_extralibs $optval
7e9e7cc2 2197 ;;
ea061af1
DB
2198 --disable-devices)
2199 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2200 ;;
ea061af1
DB
2201 --enable-debug=*)
2202 debuglevel="$optval"
7e9e7cc2
MR
2203 ;;
2204 --disable-programs)
2205 disable $PROGRAM_LIST
2206 ;;
2207 --disable-everything)
2208 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2209 ;;
844c6852
DB
2210 --disable-all)
2211 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2212 disable $LIBRARY_LIST $PROGRAM_LIST doc
2213 ;;
7e9e7cc2
MR
2214 --enable-random|--disable-random)
2215 action=${opt%%-random}
2216 do_random ${action#--} $COMPONENT_LIST
2217 ;;
2218 --enable-random=*|--disable-random=*)
2219 action=${opt%%-random=*}
2220 do_random ${action#--} $optval
2221 ;;
2222 --enable-*=*|--disable-*=*)
2223 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2224 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2225 eval list=\$$(toupper $thing)_LIST
2226 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2227 $action $(filter "$name" $list)
2228 ;;
2229 --enable-?*|--disable-?*)
2230 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2231 if is_in $option $COMPONENT_LIST; then
2232 test $action = disable && action=unset
2233 eval $action \$$(toupper ${option%s})_LIST
2234 elif is_in $option $CMDLINE_SELECT; then
2235 $action $option
2236 else
2237 die_unknown $opt
2238 fi
2239 ;;
2240 --list-*)
2241 NAME="${opt#--list-}"
2242 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2243 NAME=${NAME%s}
2244 eval show_list $NAME \$$(toupper $NAME)_LIST
2245 ;;
2246 --help|-h) show_help
2247 ;;
2248 *)
2249 optname="${opt%%=*}"
2250 optname="${optname#--}"
2251 optname=$(echo "$optname" | sed 's/-/_/g')
2252 if is_in $optname $CMDLINE_SET; then
2253 eval $optname='$optval'
2254 elif is_in $optname $CMDLINE_APPEND; then
2255 append $optname "$optval"
2256 else
2257 die_unknown $opt
2258 fi
2259 ;;
7483e694 2260 esac
c597172e
MR
2261done
2262
bcea99bb
MR
2263disabled logging && logfile=/dev/null
2264
29ba0911 2265echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2266set >> $logfile
2267
9da6609f
MR
2268test -n "$cross_prefix" && enable cross_compile
2269
8d4c00ed
MR
2270if enabled cross_compile; then
2271 test -n "$arch" && test -n "$target_os" ||
2272 die "Must specify target arch and OS when cross-compiling"
2273fi
2274
121d78d0 2275ar_default="${cross_prefix}${ar_default}"
11e6d03a 2276cc_default="${cross_prefix}${cc_default}"
20e0ed95 2277nm_default="${cross_prefix}${nm_default}"
3f8040db 2278pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2279ranlib="${cross_prefix}${ranlib}"
e52567c2 2280strip="${cross_prefix}${strip}"
adb2b908 2281
c5200f17
MR
2282sysinclude_default="${sysroot}/usr/include"
2283
aeeb782c 2284case "$toolchain" in
0fbb62a8
LB
2285 clang-asan)
2286 cc_default="clang"
19f251a2
LB
2287 add_cflags -fsanitize=address
2288 add_ldflags -fsanitize=address
0fbb62a8
LB
2289 ;;
2290 clang-tsan)
2291 cc_default="clang"
19f251a2
LB
2292 add_cflags -fsanitize=thread -pie
2293 add_ldflags -fsanitize=thread -pie
0fbb62a8 2294 ;;
0ba49d28
LB
2295 gcc-asan)
2296 cc_default="gcc"
2297 add_cflags -fsanitize=address
2298 add_ldflags -fsanitize=address
2299 ;;
2300 gcc-tsan)
2301 cc_default="gcc"
2302 add_cflags -fsanitize=thread -pie -fPIC
2303 add_ldflags -fsanitize=thread -pie -fPIC
2304 ;;
edfe609f
LB
2305 valgrind-massif)
2306 target_exec_default="valgrind"
2307 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2308 ;;
b1ee8eec
RT
2309 valgrind-memcheck)
2310 target_exec_default="valgrind"
2311 target_exec_args="--track-origins=yes --leak-check=full"
2312 ;;
aeeb782c 2313 msvc)
16381923
MS
2314 # Check whether the current MSVC version needs the C99 converter.
2315 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2316 # support enough of C99 to build libav. Default to the new
16381923
MS
2317 # behaviour if the regexp was unable to match anything, since this
2318 # successfully parses the version number of existing supported
2319 # versions that require the converter (MSVC 2010 and 2012).
2320 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2321 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2322 cc_default="cl"
16381923
MS
2323 else
2324 cc_default="c99wrap cl"
2325 fi
ea9f7173 2326 ld_default="link"
aeeb782c 2327 nm_default="dumpbin -symbols"
ac3a9b51 2328 ar_default="lib"
53e8cd68 2329 target_os_default="win32"
ea9f7173
MS
2330 # Use a relative path for TMPDIR. This makes sure all the
2331 # ffconf temp files are written with a relative path, avoiding
2332 # issues with msys/win32 path conversion for MSVC parameters
2333 # such as -Fo<file> or -out:<file>.
2334 TMPDIR=.
aeeb782c 2335 ;;
322e4194 2336 icl)
ea9f7173
MS
2337 cc_default="icl"
2338 ld_default="xilink"
322e4194
AS
2339 nm_default="dumpbin -symbols"
2340 ar_default="xilib"
2341 target_os_default="win32"
ea9f7173 2342 TMPDIR=.
322e4194 2343 ;;
a862c7d3
RT
2344 gcov)
2345 add_cflags -fprofile-arcs -ftest-coverage
2346 add_ldflags -fprofile-arcs -ftest-coverage
2347 ;;
e7891305
LB
2348 hardened)
2349 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
2350 add_ldflags -Wl,-z,relro -Wl,-z,now
2351 ;;
aeeb782c
MR
2352 ?*)
2353 die "Unknown toolchain $toolchain"
2354 ;;
2355esac
2356
b1ee8eec 2357set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2358enabled cross_compile || host_cc_default=$cc
2359set_default host_cc
13c7df3d 2360
762f95e4
MR
2361if ! $pkg_config --version >/dev/null 2>&1; then
2362 warn "$pkg_config not found, library detection may fail."
2363 pkg_config=false
2364fi
2365
82bb3329
MR
2366exesuf() {
2367 case $1 in
53e8cd68 2368 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2369 esac
2370}
2371
2372EXESUF=$(exesuf $target_os)
2373HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2374
e4e69e0b 2375# set temporary file name
a49d42c2 2376: ${TMPDIR:=$TEMPDIR}
c51fafa1 2377: ${TMPDIR:=$TMP}
a49d42c2 2378: ${TMPDIR:=/tmp}
e4e69e0b 2379
a210bce2 2380if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2381 # simple replacement for missing mktemp
2382 # NOT SAFE FOR GENERAL USE
2383 mktemp(){
09a5c245 2384 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2385 }
2386fi
2387
2388tmpfile(){
2389 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2390 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2391 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2392 append TMPFILES $tmp
2393 eval $1=$tmp
2394}
2395
2396trap 'rm -f -- $TMPFILES' EXIT
54460a83 2397
55127e7b 2398tmpfile TMPASM .asm
3e0b1c9a
DB
2399tmpfile TMPC .c
2400tmpfile TMPE $EXESUF
2401tmpfile TMPH .h
2402tmpfile TMPO .o
2403tmpfile TMPS .S
2404tmpfile TMPSH .sh
2405tmpfile TMPV .ver
54460a83
MR
2406
2407unset -f mktemp
e4e69e0b 2408
fb3c4ffc
MR
2409chmod +x $TMPE
2410
993f2d0f
MR
2411# make sure we can execute files in $TMPDIR
2412cat > $TMPSH 2>> $logfile <<EOF
2413#! /bin/sh
2414EOF
2415chmod +x $TMPSH >> $logfile 2>&1
2416if ! $TMPSH >> $logfile 2>&1; then
2417 cat <<EOF
2418Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2419variable to another directory and make sure that it is not mounted noexec.
2420EOF
2421 die "Sanity test failed."
2422fi
993f2d0f 2423
457cc333
MR
2424ccc_flags(){
2425 for flag; do
2426 case $flag in
2427 -std=c99) echo -c99 ;;
2428 -mcpu=*) echo -arch ${flag#*=} ;;
2429 -mieee) echo -ieee ;;
2430 -O*|-fast) echo $flag ;;
2431 -fno-math-errno) echo -assume nomath_errno ;;
2432 -g) echo -g3 ;;
2433 -Wall) echo -msg_enable level2 ;;
2434 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2435 -Wl,*) echo $flag ;;
2436 -f*|-W*) ;;
2437 *) echo $flag ;;
2438 esac
2439 done
2440}
2441
e5d45e02
LB
2442cparser_flags(){
2443 for flag; do
2444 case $flag in
2445 -Wno-switch) echo -Wno-switch-enum ;;
2446 -Wno-format-zero-length) ;;
2447 -Wdisabled-optimization) ;;
2448 -Wno-pointer-sign) echo -Wno-other ;;
2449 *) echo $flag ;;
2450 esac
2451 done
2452}
2453
14fb9d3d 2454msvc_common_flags(){
dfa559bc
RB
2455 for flag; do
2456 case $flag in
14fb9d3d
AS
2457 # In addition to specifying certain flags under the compiler
2458 # specific filters, they must be specified here as well or else the
2459 # generic catch all at the bottom will print the original flag.
2460 -Wall) ;;
2461 -std=c99) ;;
2462 # Common flags
9f4a16c5 2463 -fomit-frame-pointer) ;;
dfa559bc 2464 -g) echo -Z7 ;;
dfa559bc
RB
2465 -fno-math-errno) ;;
2466 -fno-common) ;;
2467 -fno-signed-zeros) ;;
50640977 2468 -fPIC) ;;
9f30fb5a
MS
2469 -mthumb) ;;
2470 -march=*) ;;
dfa559bc 2471 -lz) echo zlib.lib ;;
bd680c7b
DB
2472 -lavifil32) echo vfw32.lib ;;
2473 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2474 -l*) echo ${flag#-l}.lib ;;
2475 *) echo $flag ;;
2476 esac
2477 done
2478}
2479
14fb9d3d
AS
2480msvc_flags(){
2481 msvc_common_flags "$@"
2482 for flag; do
2483 case $flag in
ace87c19 2484 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2485 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2486 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2487 -wd4273 ;;
14fb9d3d
AS
2488 esac
2489 done
2490}
2491
2492icl_flags(){
2493 msvc_common_flags "$@"
2494 for flag; do
2495 case $flag in
2496 # Despite what Intel's documentation says -Wall, which is supported
2497 # on Windows, does enable remarks so disable them here.
2498 -Wall) echo $flag -Qdiag-disable:remark ;;
2499 -std=c99) echo -Qstd=c99 ;;
2500 esac
2501 done
2502}
2503
d0c6d424
MR
2504pgi_flags(){
2505 for flag; do
2506 case $flag in
643933f5 2507 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2508 -fomit-frame-pointer) echo -Mnoframe ;;
2509 -g) echo -gopt ;;
2510 *) echo $flag ;;
2511 esac
2512 done
2513}
2514
2515suncc_flags(){
2516 for flag; do
2517 case $flag in
2518 -march=*|-mcpu=*)
2519 case "${flag#*=}" in
2520 native) echo -xtarget=native ;;
2521 v9|niagara) echo -xarch=sparc ;;
2522 ultrasparc) echo -xarch=sparcvis ;;
2523 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2524 i586|pentium) echo -xchip=pentium ;;
2525 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2526 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2527 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2528 pentium4*) echo -xtarget=pentium4 ;;
2529 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2530 *-sse3) echo -xarch=sse3 ;;
2531 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2532 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2533 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2534 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2535 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2536 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2537 echo -xarch=sse2a ;;
2538 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2539 esac
2540 ;;
2541 -std=c99) echo -xc99 ;;
2542 -fomit-frame-pointer) echo -xregs=frameptr ;;
2543 -fPIC) echo -KPIC -xcode=pic32 ;;
2544 -W*,*) echo $flag ;;
5e753ed5
SM
2545 -f*-*|-W*|-mimpure-text) ;;
2546 -shared) echo -G ;;
d0c6d424
MR
2547 *) echo $flag ;;
2548 esac
2549 done
2550}
2551
2552tms470_flags(){
2553 for flag; do
2554 case $flag in
2555 -march=*|-mcpu=*)
2556 case "${flag#*=}" in
2557 armv7-a|cortex-a*) echo -mv=7a8 ;;
2558 armv7-r|cortex-r*) echo -mv=7r4 ;;
2559 armv7-m|cortex-m*) echo -mv=7m3 ;;
2560 armv6*|arm11*) echo -mv=6 ;;
2561 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2562 echo -mv=5e ;;
2563 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2564 esac
2565 ;;
2566 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2567 -mfpu=vfp) echo --float_support=vfpv2 ;;
2568 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2569 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2570 -msoft-float) echo --float_support=vfplib ;;
2571 -O[0-3]|-mf=*) echo $flag ;;
2572 -g) echo -g -mn ;;
2573 -pds=*) echo $flag ;;
ad93dccb
MR
2574 -D*|-I*) echo $flag ;;
2575 --gcc|--abi=*) echo $flag ;;
2576 -me) echo $flag ;;
d0c6d424
MR
2577 esac
2578 done
2579}
2580
a758c5e2
MR
2581probe_cc(){
2582 pfx=$1
2583 _cc=$2
2584
8db73c61
MR
2585 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2586 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2587 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2588 _flags_filter=echo
2589
2590 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2591 _type=llvm_gcc
2592 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2593 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2594 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2595 _cflags_speed='-O3'
2596 _cflags_size='-Os'
2597 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2598 _type=gcc
2599 gcc_version=$($_cc --version | head -n1)
2600 gcc_basever=$($_cc -dumpversion)
2601 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2602 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2603 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2604 if ! $_cc -dumpversion | grep -q '^2\.'; then
2605 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2606 fi
2607 _cflags_speed='-O3'
2608 _cflags_size='-Os'
b2d688ea 2609 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2610 _type=icc
2611 _ident=$($_cc --version | head -n1)
2612 _depflags='-MMD'
2613 _cflags_speed='-O3'
2614 _cflags_size='-Os'
2615 _cflags_noopt='-O1'
2616 elif $_cc -v 2>&1 | grep -q xlc; then
2617 _type=xlc
2618 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2619 _cflags_speed='-O5'
2620 _cflags_size='-O5 -qcompact'
2621 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2622 _type=ccc
2623 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2624 _DEPFLAGS='-M'
a758c5e2
MR
2625 _cflags_speed='-fast'
2626 _cflags_size='-O1'
457cc333 2627 _flags_filter=ccc_flags
a758c5e2
MR
2628 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2629 test -d "$sysroot" || die "No valid sysroot specified."
2630 _type=armcc
2631 _ident=$($_cc --vsn | head -n1)
2632 armcc_conf="$PWD/armcc.conf"
2633 $_cc --arm_linux_configure \
2634 --arm_linux_config_file="$armcc_conf" \
2635 --configure_sysroot="$sysroot" \
2636 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2637 die "Error creating armcc configuration file."
2638 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2639 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2640 as_default="${cross_prefix}gcc"
2641 _depflags='-MMD'
2642 _cflags_speed='-O3'
2643 _cflags_size='-Os'
0122118e 2644 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2645 _type=tms470
2646 _ident=$($_cc -version | head -n1 | tr -s ' ')
2647 _flags='--gcc --abi=eabi -me'
18031c49 2648 _cc_e='-ppl -fe=$@'
a758c5e2 2649 _cc_o='-fe=$@'
a758c5e2
MR
2650 _depflags='-ppa -ppd=$(@:.o=.d)'
2651 _cflags_speed='-O3 -mf=5'
2652 _cflags_size='-O3 -mf=2'
2653 _flags_filter=tms470_flags
2654 elif $_cc -v 2>&1 | grep -q clang; then
2655 _type=clang
2656 _ident=$($_cc --version | head -n1)
2657 _depflags='-MMD'
2658 _cflags_speed='-O3'
2659 _cflags_size='-Os'
2660 elif $_cc -V 2>&1 | grep -q Sun; then
2661 _type=suncc
2662 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2663 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2664 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2665 _ldflags='-std=c99'
2666 _cflags_speed='-O5'
2667 _cflags_size='-O5 -xspace'
2668 _flags_filter=suncc_flags
2669 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2670 _type=pathscale
2671 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2672 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2673 _cflags_speed='-O2'
2674 _cflags_size='-Os'
2675 _flags_filter='filter_out -Wdisabled-optimization'
2676 elif $_cc -v 2>&1 | grep -q Open64; then
2677 _type=open64
2678 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2679 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2680 _cflags_speed='-O2'
2681 _cflags_size='-Os'
2682 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2683 elif $_cc -V 2>&1 | grep -q Portland; then
2684 _type=pgi
2685 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2686 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2687 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2688 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2689 _cflags_noopt="-O1"
2690 _flags_filter=pgi_flags
dfa559bc
RB
2691 elif $_cc 2>&1 | grep -q Microsoft; then
2692 _type=msvc
2693 _ident=$($cc 2>&1 | head -n1)
2694 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2695 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2696 _cflags_speed="-O2"
2697 _cflags_size="-O1"
dfa559bc 2698 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2699 _ld_o='-out:$@'
dfa559bc
RB
2700 else
2701 _ld_o='-Fe$@'
2702 fi
ea9f7173
MS
2703 _cc_o='-Fo$@'
2704 _cc_e='-P -Fi$@'
dfa559bc
RB
2705 _flags_filter=msvc_flags
2706 _ld_lib='lib%.a'
2707 _ld_path='-libpath:'
2708 _flags='-nologo'
09f2581d 2709 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2710 if [ $pfx = hostcc ]; then
6a0200f2 2711 append _cflags -Dsnprintf=_snprintf
dfa559bc 2712 fi
322e4194
AS
2713 elif $_cc 2>&1 | grep -q Intel; then
2714 _type=icl
2715 _ident=$($cc 2>&1 | head -n1)
2716 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2717 # Not only is O3 broken on 13.x+ but it is slower on all previous
2718 # versions (tested) as well.
322e4194
AS
2719 _cflags_speed="-O2"
2720 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2721 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2722 _ld_o='-out:$@'
322e4194
AS
2723 else
2724 _ld_o='-Fe$@'
2725 fi
ea9f7173 2726 _cc_o='-Fo$@'
322e4194 2727 _cc_e='-P'
14fb9d3d 2728 _flags_filter=icl_flags
322e4194
AS
2729 _ld_lib='lib%.a'
2730 _ld_path='-libpath:'
ace87c19 2731 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2732 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2733 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2734 # with MSVC which enables it by default.
e0d6e2fc 2735 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2736 if [ $pfx = hostcc ]; then
2737 append _cflags -Dsnprintf=_snprintf
2738 fi
e5d45e02
LB
2739 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2740 _type=cparser
2741 _ident=$($_cc --version | head -n1)
2742 _depflags='-MMD'
2743 _cflags_speed='-O4'
2744 _cflags_size='-O2'
2745 _flags_filter=cparser_flags
aef6bd1b 2746 fi
a758c5e2
MR
2747
2748 eval ${pfx}_type=\$_type
2749 eval ${pfx}_ident=\$_ident
2750}
2751
2752set_ccvars(){
23565c26 2753 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2754 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2755 eval ${1}_O=\${_cc_o-\${${1}_O}}
2756
2757 if [ -n "$_depflags" ]; then
2758 eval ${1}_DEPFLAGS=\$_depflags
2759 else
2760 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2761 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2762 eval DEP${1}FLAGS=\$_flags
2763 fi
2764}
2765
2766probe_cc cc "$cc"
2767cflags_filter=$_flags_filter
2768cflags_speed=$_cflags_speed
2769cflags_size=$_cflags_size
2770cflags_noopt=$_cflags_noopt
2771add_cflags $_flags $_cflags
2772cc_ldflags=$_ldflags
2773set_ccvars CC
2774
2775probe_cc hostcc "$host_cc"
2776host_cflags_filter=$_flags_filter
a758c5e2 2777add_host_cflags $_flags $_cflags
a758c5e2 2778set_ccvars HOSTCC
629687f6 2779
851ffa80
MR
2780test -n "$cc_type" && enable $cc_type ||
2781 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2782
75bafbac 2783: ${as_default:=$cc}
50567afa 2784: ${dep_cc_default:=$cc}
684b28e0 2785: ${ld_default:=$cc}
095792f2
MR
2786: ${host_ld_default:=$host_cc}
2787set_default ar as dep_cc ld host_ld
75800dce 2788
a758c5e2
MR
2789probe_cc as "$as"
2790asflags_filter=$_flags_filter
2791add_asflags $_flags $_cflags
2792set_ccvars AS
2793
2794probe_cc ld "$ld"
2795ldflags_filter=$_flags_filter
2796add_ldflags $_flags $_ldflags
2797test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2798LD_O=${_ld_o-$LD_O}
8db73c61
MR
2799LD_LIB=${_ld_lib-$LD_LIB}
2800LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2801
095792f2
MR
2802probe_cc hostld "$host_ld"
2803host_ldflags_filter=$_flags_filter
2804add_host_ldflags $_flags $_ldflags
2805HOSTLD_O=${_ld_o-$HOSTLD_O}
2806
a758c5e2
MR
2807if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2808 probe_cc depcc "$dep_cc"
2809 CCDEP=${_DEPCMD:-$DEPCMD}
2810 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2811 DEPCCFLAGS=$_flags
2812fi
07dec06e 2813
3dbc777c
MR
2814if $ar 2>&1 | grep -q Microsoft; then
2815 arflags="-nologo"
2816 ar_o='-out:$@'
2817elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2818 arflags="rq"
2819 ar_o='$@'
4822ee3c
DB
2820elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2821 arflags='-Xany -r -c'
2822 ar_o='$@'
3dbc777c
MR
2823else
2824 arflags="rc"
2825 ar_o='$@'
2826fi
2827
7f32f40c 2828add_cflags $extra_cflags
2f2e6c7c 2829add_asflags $extra_cflags
7f32f40c 2830
154d432c
MR
2831if test -n "$sysroot"; then
2832 case "$cc_type" in
00ba041c 2833 gcc|llvm_gcc|clang)
467256f2 2834 add_cppflags --sysroot="$sysroot"
154d432c
MR
2835 add_ldflags --sysroot="$sysroot"
2836 ;;
6fec122a
MR
2837 tms470)
2838 add_cppflags -I"$sysinclude"
2839 add_ldflags --sysroot="$sysroot"
2840 ;;
154d432c
MR
2841 esac
2842fi
2843
d22c13a8 2844if test "$cpu" = host; then
ace87c19
DB
2845 enabled cross_compile &&
2846 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2847
2848 case "$cc_type" in
613a4e3f 2849 gcc|llvm_gcc)
d22c13a8
MR
2850 check_native(){
2851 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2852 sed -n "/cc1.*$1=/{
27ce1be8
MR
2853 s/.*$1=\\([^ ]*\\).*/\\1/
2854 p
2855 q
2856 }" $TMPE
d22c13a8
MR
2857 }
2858 cpu=$(check_native -march || check_native -mcpu)
2859 ;;
2860 esac
2861
ace87c19
DB
2862 test "${cpu:-host}" = host &&
2863 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2864fi
2865
e939cedd
MR
2866# Deal with common $arch aliases
2867case "$arch" in
5873b623
MR
2868 aarch64|arm64)
2869 arch="aarch64"
2870 ;;
e939cedd
MR
2871 arm*)
2872 arch="arm"
2873 ;;
2acda282 2874 mips*|IP*)
e939cedd
MR
2875 arch="mips"
2876 ;;
a6e9d649 2877 parisc*|hppa*)
e939cedd
MR
2878 arch="parisc"
2879 ;;
56203596 2880 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2881 arch="ppc"
2882 ;;
e939cedd
MR
2883 s390|s390x)
2884 arch="s390"
2885 ;;
2886 sh4|sh)
2887 arch="sh4"
2888 ;;
4cd217c0 2889 sun4u|sparc*)
e939cedd 2890 arch="sparc"
e939cedd 2891 ;;
c75848cd
DB
2892 tilegx|tile-gx)
2893 arch="tilegx"
2894 ;;
d33ed7b3 2895 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2896 arch="x86"
2897 ;;
2898esac
2899
851ffa80 2900is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2901enable $arch
e939cedd 2902
df5cdc24 2903# Add processor-specific flags
9ebd45c2 2904if enabled aarch64; then
33db40f8
MR
2905
2906 case $cpu in
2907 armv*)
2908 cpuflags="-march=$cpu"
2909 ;;
2910 *)
2911 cpuflags="-mcpu=$cpu"
2912 ;;
2913 esac
2914
2915elif enabled alpha; then
2916
2917 cpuflags="-mcpu=$cpu"
2918
2919elif enabled arm; then
2920
1234c66a
MR
2921 check_arm_arch() {
2922 check_cpp_condition stddef.h \
2923 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2924 $cpuflags
2925 }
2926
2927 probe_arm_arch() {
2928 if check_arm_arch 4; then echo armv4;
2929 elif check_arm_arch 4T; then echo armv4t;
2930 elif check_arm_arch 5; then echo armv5;
2931 elif check_arm_arch 5E; then echo armv5e;
2932 elif check_arm_arch 5T; then echo armv5t;
2933 elif check_arm_arch 5TE; then echo armv5te;
2934 elif check_arm_arch 5TEJ; then echo armv5te;
2935 elif check_arm_arch 6; then echo armv6;
2936 elif check_arm_arch 6J; then echo armv6j;
2937 elif check_arm_arch 6K; then echo armv6k;
2938 elif check_arm_arch 6Z; then echo armv6z;
2939 elif check_arm_arch 6ZK; then echo armv6zk;
2940 elif check_arm_arch 6T2; then echo armv6t2;
2941 elif check_arm_arch 7; then echo armv7;
2942 elif check_arm_arch 7A 7_A; then echo armv7-a;
2943 elif check_arm_arch 7R 7_R; then echo armv7-r;
2944 elif check_arm_arch 7M 7_M; then echo armv7-m;
2945 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2946 elif check_arm_arch 8A 8_A; then echo armv8-a;
2947 fi
2948 }
2949
2950 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2951
33db40f8
MR
2952 case $cpu in
2953 armv*)
2954 cpuflags="-march=$cpu"
2955 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2956 ;;
2957 *)
2958 cpuflags="-mcpu=$cpu"
2959 case $cpu in
2960 cortex-a*) subarch=armv7a ;;
2961 cortex-r*) subarch=armv7r ;;
2962 cortex-m*) enable thumb; subarch=armv7m ;;
2963 arm11*) subarch=armv6 ;;
2964 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2965 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2966 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2967 esac
2968 ;;
2969 esac
2970
f0fe245b
MR
2971 case "$subarch" in
2972 armv5t*) enable fast_clz ;;
2973 armv[6-8]*) enable fast_clz fast_unaligned ;;
2974 esac
2975
33db40f8
MR
2976elif enabled avr32; then
2977
2978 case $cpu in
2979 ap7[02]0[0-2])
2980 subarch="avr32_ap"
2981 cpuflags="-mpart=$cpu"
2982 ;;
2983 ap)
2984 subarch="avr32_ap"
2985 cpuflags="-march=$cpu"
2986 ;;
2987 uc3[ab]*)
2988 subarch="avr32_uc"
2989 cpuflags="-mcpu=$cpu"
2990 ;;
2991 uc)
2992 subarch="avr32_uc"
2993 cpuflags="-march=$cpu"
2994 ;;
2995 esac
2996
2997elif enabled bfin; then
2998
2999 cpuflags="-mcpu=$cpu"
3000
3001elif enabled mips; then
3002
3003 cpuflags="-march=$cpu"
3004
5d54c126 3005elif enabled ppc; then
343aef9b 3006
56348891
MR
3007 case $(tolower $cpu) in
3008 601|ppc601|powerpc601)
9dbd5c3d 3009 cpuflags="-mcpu=601"
64ad53ff 3010 disable altivec
9dbd5c3d 3011 ;;
56348891 3012 603*|ppc603*|powerpc603*)
9dbd5c3d 3013 cpuflags="-mcpu=603"
64ad53ff 3014 disable altivec
9dbd5c3d 3015 ;;
56348891 3016 604*|ppc604*|powerpc604*)
9dbd5c3d 3017 cpuflags="-mcpu=604"
64ad53ff 3018 disable altivec
9dbd5c3d 3019 ;;
56348891 3020 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3021 cpuflags="-mcpu=750"
64ad53ff 3022 disable altivec
9dbd5c3d 3023 ;;
56348891 3024 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3025 cpuflags="-mcpu=7450"
9dbd5c3d 3026 ;;
56348891 3027 74*|ppc74*|powerpc74*)
7f1fcaf0 3028 cpuflags="-mcpu=7400"
9dbd5c3d 3029 ;;
313f9fbf 3030 g5|970|ppc970|powerpc970)
7f1fcaf0 3031 cpuflags="-mcpu=970"
9dbd5c3d 3032 ;;
313f9fbf 3033 power[3-7]*)
7f1fcaf0 3034 cpuflags="-mcpu=$cpu"
313f9fbf 3035 ;;
56348891 3036 cell)
9dbd5c3d
MR
3037 cpuflags="-mcpu=cell"
3038 enable ldbrx
3039 ;;
4ab26cb4
DB
3040 e500mc)
3041 cpuflags="-mcpu=e500mc"
3042 disable altivec
3043 ;;
7b0b81a1
AL
3044 e500v2)
3045 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3046 disable altivec
3047 ;;
3048 e500)
3049 cpuflags="-mcpu=8540 -mhard-float"
3050 disable altivec
3051 ;;
9dbd5c3d 3052 esac
343aef9b 3053
33db40f8
MR
3054elif enabled sparc; then
3055
3056 case $cpu in
3057 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3058 cpuflags="-mcpu=$cpu"
3059 disable vis
3060 ;;
3061 ultrasparc*|niagara[234])
3062 cpuflags="-mcpu=$cpu"
3063 ;;
3064 esac
3065
343aef9b
MR
3066elif enabled x86; then
3067
9dbd5c3d
MR
3068 case $cpu in
3069 i[345]86|pentium)
3070 cpuflags="-march=$cpu"
3071 disable mmx
3072 ;;
f54b5505 3073 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3074 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3075 cpuflags="-march=$cpu"
f54b5505 3076 disable i686
9dbd5c3d 3077 ;;
f54b5505 3078 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3079 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3080 cpuflags="-march=$cpu"
f54b5505 3081 enable i686
9dbd5c3d
MR
3082 enable fast_cmov
3083 ;;
3084 # targets that do support conditional mov but on which it's slow
3085 pentium4|pentium4m|prescott|nocona)
3086 cpuflags="-march=$cpu"
f54b5505 3087 enable i686
9dbd5c3d
MR
3088 disable fast_cmov
3089 ;;
3090 esac
343aef9b 3091
343aef9b
MR
3092fi
3093
9ebd45c2
MR
3094if [ "$cpu" != generic ]; then
3095 add_cflags $cpuflags
3096 add_asflags $cpuflags
3097fi
df5cdc24 3098
993f2d0f
MR
3099# compiler sanity check
3100check_exec <<EOF
3101int main(void){ return 0; }
3102EOF
3103if test "$?" != 0; then
3104 echo "$cc is unable to create an executable file."
3105 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3106 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3107 echo "Only do this if you know what cross compiling means."
3108 fi
3109 die "C compiler test failed."
3110fi
3111
046f081b 3112add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3113check_cflags -std=c99
50a334e4 3114check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3115#include <stdlib.h>
3116EOF
50a334e4 3117check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3118#include <stdlib.h>
3119EOF
e9b9a2f8 3120
f0125de9 3121check_host_cflags -std=c99
0a6db2a2 3122check_host_cflags -Wall
f0125de9 3123
d4c99513
MR
3124check_64bit(){
3125 arch32=$1
3126 arch64=$2
3127 expr=$3
3128 check_code cc "" "int test[2*($expr) - 1]" &&
3129 subarch=$arch64 || subarch=$arch32
3130}
3131
b24dbcbd 3132case "$arch" in
d11cb13b 3133 aarch64|alpha|ia64)
2acda282
MR
3134 spic=$shared
3135 ;;
3136 mips)
3137 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3138 spic=$shared
b24dbcbd 3139 ;;
a6e9d649
MR
3140 parisc)
3141 check_64bit parisc parisc64 'sizeof(void *) > 4'
3142 spic=$shared
3143 ;;
56203596
MR
3144 ppc)
3145 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3146 spic=$shared
56203596 3147 ;;
4cd217c0
MR
3148 sparc)
3149 check_64bit sparc sparc64 'sizeof(void *) > 4'
3150 spic=$shared
3151 ;;
e939cedd 3152 x86)
d4c99513 3153 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3154 if test "$subarch" = "x86_64"; then
e939cedd 3155 spic=$shared
de27f4d9 3156 fi
b24dbcbd 3157 ;;
b24dbcbd
RP
3158esac
3159
343aef9b 3160enable $subarch
b1803c79 3161enabled spic && enable_weak pic
b24dbcbd 3162
7483e694 3163# OS specific
4f854758 3164case $target_os in
d3635f3a 3165 aix)
80ade798 3166 SHFLAGS=-shared
d3635f3a 3167 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3168 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3169 ;;
a1629e28 3170 haiku)
63ae7e7c 3171 prefix_default="/boot/common"
108caaaa 3172 network_extralibs="-lnetwork"
f59c4bd6 3173 host_libs=
a1629e28 3174 ;;
7483e694 3175 sunos)
9987769a 3176 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3177 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3178 network_extralibs="-lsocket -lnsl"
87a74f47
SM
3179 # When using suncc to build, the Solaris linker will mark
3180 # an executable with each instruction set encountered by
3181 # the Solaris assembler. As our libraries contain their own
3182 # guards for processor-specific code, instead suppress
3183 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3184 enabled_all suncc x86 &&
3185 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3186 add_ldflags -Wl,-M,mapfile
2a8a860a 3187 nm_default='nm -P -g'
7483e694
DB
3188 ;;
3189 netbsd)
a1e4b3f6 3190 disable symver
07a8eef6
MR
3191 oss_indev_extralibs="-lossaudio"
3192 oss_outdev_extralibs="-lossaudio"
7483e694 3193 ;;
d488c3bc 3194 openbsd|bitrig)
a1e4b3f6 3195 disable symver
7483e694 3196 SHFLAGS='-shared'
69dca3a4 3197 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3198 SLIB_INSTALL_LINKS=
07a8eef6
MR
3199 oss_indev_extralibs="-lossaudio"
3200 oss_outdev_extralibs="-lossaudio"
7483e694 3201 ;;
a1e4b3f6 3202 dragonfly)
a1e4b3f6
MR
3203 disable symver
3204 ;;
3205 freebsd)
7483e694
DB
3206 ;;
3207 bsd/os)
355d81df 3208 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3209 ;;
3210 darwin)
301ab19d 3211 gas="gas-preprocessor.pl $cc"
e08b8239 3212 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3213 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3214 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3215 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3216 SLIBSUF=".dylib"
3217 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3218 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3219 objformat="macho"
1b0f6fb8 3220 enabled x86_64 && objformat="macho64"
8dfa86f7 3221 enabled_any pic shared ||
2704bd1a 3222 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3223 ;;
3224 mingw32*)
9d3f4f50 3225 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3226 disable network
3227 else
3228 target_os=mingw32
3229 fi
dcc01c06 3230 LIBTARGET=i386
1fc9fb8a 3231 if enabled x86_64; then
417516f6 3232 LIBTARGET="i386:x86-64"
336cc1b0 3233 elif enabled arm; then
15c5156d 3234 LIBTARGET=arm-wince
dcc01c06 3235 fi
225a5f91
AS
3236 check_ldflags -Wl,--nxcompat
3237 check_ldflags -Wl,--dynamicbase
fbd971a4 3238 shlibdir_default="$bindir_default"
7483e694
DB
3239 SLIBPREF=""
3240 SLIBSUF=".dll"
7483e694
DB
3241 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3242 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3243 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3244 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3245 SLIB_INSTALL_LINKS=
3246 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3247 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3248 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3249 objformat="win32"
ec10a9ab 3250 dlltool="${cross_prefix}dlltool"
a3222470 3251 ranlib=:
bc574408 3252 enable dos_paths
7483e694 3253 ;;
53e8cd68 3254 win32|win64)
03f6d4e0 3255 disable symver
d66c52c2
MS
3256 if enabled shared; then
3257 # Link to the import library instead of the normal static library
3258 # for shared libs.
3259 LD_LIB='%.lib'
e2cd766c 3260 # Cannot build both shared and static libs with MSVC or icl.
d66c52c2
MS
3261 disable static
3262 fi
3263 shlibdir_default="$bindir_default"
3264 SLIBPREF=""
3265 SLIBSUF=".dll"
3266 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3267 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dedfa001 3268 SLIB_CREATE_DEF_CMD='$(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
d66c52c2
MS
3269 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3270 SLIB_INSTALL_LINKS=
3271 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3272 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3273 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3274 objformat="win32"
3275 ranlib=:
3276 enable dos_paths
3277 ;;
7483e694 3278 cygwin*)
4f854758 3279 target_os=cygwin
fbd971a4 3280 shlibdir_default="$bindir_default"
7483e694
DB
3281 SLIBPREF="cyg"
3282 SLIBSUF=".dll"
3283 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3284 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3285 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3286 SLIB_INSTALL_LINKS=
3287 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3288 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3289 objformat="win32"
bc574408 3290 enable dos_paths
7483e694 3291 ;;
4f365f37 3292 *-dos|freedos|opendos)
4f365f37 3293 network_extralibs="-lsocket"
ff1c015d 3294 objformat="coff"
bc574408 3295 enable dos_paths
a7a187a1 3296 add_cppflags -U__STRICT_ANSI__
4f365f37 3297 ;;
7483e694 3298 linux)
7483e694
DB
3299 enable dv1394
3300 ;;
3301 irix*)
4f854758 3302 target_os=irix
7483e694
DB
3303 ranlib="echo ignoring ranlib"
3304 ;;
d22e8442 3305 os/2*)
d22e8442 3306 ln_s="cp -f"
9297f1ed 3307 objformat="aout"
e14574eb 3308 add_cppflags -D_GNU_SOURCE
355d81df 3309 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap