libschroedingerenc: do not assert on values from external libraries
[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
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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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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
RB
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
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309}
310
720c69da 311log_file(){
c8e9f801 312 log BEGIN $1
2270b4b2 313 pr -n -t $1 >> $logfile
c8e9f801
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314 log END $1
315}
316
2ba042a7 317echolog(){
c8e9f801 318 log "$@"
57bd82d4 319 echo "$@"
2ba042a7
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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
MR
352}
353
4a5444db 354tolower(){
6c6007d6 355 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
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356}
357
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358c_escape(){
359 echo "$*" | sed 's/["\\]/\\\0/g'
360}
361
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MR
362sh_quote(){
363 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 364 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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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
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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
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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
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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")='$*'
3f8040db
MR
424}
425
426get_safe(){
f868b24d 427 eval echo \$$(sanitize_var_name "$1")
3f8040db
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428}
429
799c9e9b 430pushvar(){
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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))
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MS
443 eval $pvar="\${${pvar}_${level}}"
444 eval ${pvar}_level=$level
445 eval unset ${pvar}_${level}
799c9e9b
MR
446 done
447}
448
a8d04fba
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449enable(){
450 set_all yes $*
451}
452
453disable(){
454 set_all no $*
455}
456
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457enable_weak(){
458 set_weak yes $*
459}
460
461disable_weak(){
462 set_weak no $*
463}
464
72702705 465enable_safe(){
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MR
466 for var; do
467 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
468 done
72702705
MR
469}
470
471disable_safe(){
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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
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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
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533disabled_any(){
534 for opt; do
535 disabled $opt && return 0
536 done
f7b230a7 537 return 1
85bca2c5
DB
538}
539
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540set_default(){
541 for opt; do
88268e94 542 eval : \${$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 $cfg
799c9e9b 562
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563 eval dep_all="\$${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
662add_extralibs(){
64933b6c 663 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
664}
665
4cc4b33f
DB
666add_host_cppflags(){
667 append host_cppflags "$@"
668}
669
6c3fa06a
MR
670add_host_cflags(){
671 append host_cflags $($host_cflags_filter "$@")
672}
673
674add_host_ldflags(){
675 append host_ldflags $($host_ldflags_filter "$@")
676}
677
84e65c76
MR
678add_compat(){
679 append compat_objs $1
680 shift
681 map 'add_cppflags -D$v' "$@"
682}
683
b0cfb663 684check_cmd(){
b3cb5d51 685 log "$@"
2270b4b2 686 "$@" >> $logfile 2>&1
b0cfb663
MR
687}
688
b2704a65
MR
689cc_o(){
690 eval printf '%s\\n' $CC_O
691}
692
18031c49
MR
693cc_e(){
694 eval printf '%s\\n' $CC_E
695}
696
dcd479c0 697check_cc(){
57bd82d4 698 log check_cc "$@"
2270b4b2 699 cat > $TMPC
720c69da 700 log_file $TMPC
23565c26 701 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
702}
703
704check_cpp(){
705 log check_cpp "$@"
2270b4b2 706 cat > $TMPC
720c69da 707 log_file $TMPC
18031c49 708 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
709}
710
df0d6341
MR
711as_o(){
712 eval printf '%s\\n' $AS_O
713}
714
f65883c8
MR
715check_as(){
716 log check_as "$@"
7fd90119
MR
717 cat > $TMPS
718 log_file $TMPS
719 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
720}
721
575db883
DB
722check_inline_asm(){
723 log check_inline_asm "$@"
940f335a 724 name="$1"
3784e82e 725 code="$2"
940f335a 726 shift 2
49214f61 727 disable $name
7fd90119 728 check_cc "$@" <<EOF && enable $name
3784e82e 729void foo(void){ __asm__ volatile($code); }
940f335a
MR
730EOF
731}
732
c6ebc9fa
MR
733check_insn(){
734 log check_insn "$@"
735 check_inline_asm ${1}_inline "\"$2\""
736 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
737}
738
304d586d
LM
739check_yasm(){
740 log check_yasm "$@"
741 echo "$1" > $TMPS
742 log_file $TMPS
743 shift 1
744 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
745}
746
29b64b68
MR
747ld_o(){
748 eval printf '%s\\n' $LD_O
749}
750
dcd479c0 751check_ld(){
57bd82d4 752 log check_ld "$@"
66a1ccd7
MR
753 flags=$(filter_out '-l*' "$@")
754 libs=$(filter '-l*' "$@")
01d31e16 755 check_cc $($cflags_filter $flags) || return
64933b6c
MR
756 flags=$($ldflags_filter $flags)
757 libs=$($ldflags_filter $libs)
29b64b68 758 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
759}
760
5adc829e
MR
761check_code(){
762 log check_code "$@"
763 check=$1
764 headers=$2
765 code=$3
766 shift 3
767 {
768 for hdr in $headers; do
769 echo "#include <$hdr>"
770 done
771 echo "int main(void) { $code; return 0; }"
772 } | check_$check "$@"
773}
774
50a334e4
MR
775check_cppflags(){
776 log check_cppflags "$@"
caf458dd 777 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
778int x;
779EOF
780}
781
23157d72
DB
782test_cflags(){
783 log test_cflags "$@"
01d31e16 784 set -- $($cflags_filter "$@")
23157d72 785 check_cc "$@" <<EOF
dcd479c0
MR
786int x;
787EOF
788}
789
23157d72
DB
790check_cflags(){
791 log check_cflags "$@"
792 test_cflags "$@" && add_cflags "$@"
793}
794
2ed46eea
MR
795test_ldflags(){
796 log test_ldflags "$@"
797 check_ld "$@" <<EOF
c23a0ac8 798int main(void){ return 0; }
dcd479c0
MR
799EOF
800}
801
2ed46eea
MR
802check_ldflags(){
803 log check_ldflags "$@"
804 test_ldflags "$@" && add_ldflags "$@"
805}
806
dcd479c0 807check_header(){
57bd82d4 808 log check_header "$@"
dcd479c0
MR
809 header=$1
810 shift
b77df637
MR
811 disable_safe $header
812 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
813#include <$header>
814int x;
815EOF
816}
817
818check_func(){
57bd82d4 819 log check_func "$@"
dcd479c0
MR
820 func=$1
821 shift
d8bc5f06
MR
822 disable $func
823 check_ld "$@" <<EOF && enable $func
dcd479c0 824extern int $func();
c23a0ac8 825int main(void){ $func(); }
dcd479c0
MR
826EOF
827}
828
645d2652 829check_mathfunc(){
6b73c0ae 830 log check_mathfunc "$@"
645d2652 831 func=$1
1aa07aa2
MR
832 narg=$2
833 shift 2
834 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
835 disable $func
836 check_ld "$@" <<EOF && enable $func
837#include <math.h>
1aa07aa2 838float foo(float f, float g) { return $func($args); }
33bd38db 839int main(void){ return 0; }
645d2652
MR
840EOF
841}
842
2446d3d6
DB
843check_func_headers(){
844 log check_func_headers "$@"
f8d7b072 845 headers=$1
edaf1ae2 846 funcs=$2
f8d7b072 847 shift 2
edaf1ae2
MR
848 {
849 for hdr in $headers; do
850 echo "#include <$hdr>"
851 done
852 for func in $funcs; do
853 echo "long check_$func(void) { return (long) $func; }"
854 done
855 echo "int main(void) { return 0; }"
856 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
857}
858
a5344cf7
SS
859check_cpp_condition(){
860 log check_cpp_condition "$@"
861 header=$1
862 condition=$2
f855b7b9 863 shift 2
cd52ec95 864 check_cpp "$@" <<EOF
a5344cf7
SS
865#include <$header>
866#if !($condition)
867#error "unsatisfied condition: $condition"
868#endif
869EOF
870}
871
57bd82d4
MR
872check_lib(){
873 log check_lib "$@"
874 header="$1"
875 func="$2"
876 shift 2
84400e9d 877 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
878}
879
f8d7b072
MR
880check_lib2(){
881 log check_lib2 "$@"
882 headers="$1"
edaf1ae2 883 funcs="$2"
f8d7b072 884 shift 2
edaf1ae2 885 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
886}
887
3f8040db
MR
888check_pkg_config(){
889 log check_pkg_config "$@"
890 pkg="$1"
891 headers="$2"
892 funcs="$3"
893 shift 3
7f9e893f 894 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
895 pkg_cflags=$($pkg_config --cflags $pkg)
896 pkg_libs=$($pkg_config --libs $pkg)
897 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
898 set_safe ${pkg}_cflags $pkg_cflags &&
899 set_safe ${pkg}_libs $pkg_libs
900}
901
dcd479c0 902check_exec(){
2270b4b2 903 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
904}
905
7dfef245 906check_exec_crash(){
5e622c40 907 code=$(cat)
7dfef245
MR
908
909 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
910 # are safe but may not be available everywhere. Thus we use
911 # raise(SIGTERM) instead. The check is run in a subshell so we
912 # can redirect the "Terminated" message from the shell. SIGBUS
913 # is not defined by standard C so it is used conditionally.
914
2270b4b2 915 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
916#include <signal.h>
917static void sighandler(int sig){
918 raise(SIGTERM);
919}
692dd8ed
MR
920int foo(void){
921 $code
922}
9495cd17 923int (*func_ptr)(void) = foo;
e5af4a11 924int main(void){
7dfef245
MR
925 signal(SIGILL, sighandler);
926 signal(SIGFPE, sighandler);
927 signal(SIGSEGV, sighandler);
928#ifdef SIGBUS
929 signal(SIGBUS, sighandler);
930#endif
9495cd17 931 return func_ptr();
7dfef245
MR
932}
933EOF
934}
935
72be9e73
DY
936check_type(){
937 log check_type "$@"
938 headers=$1
939 type=$2
940 shift 2
ae550ce9 941 disable_safe "$type"
5adc829e 942 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
943}
944
14d36751 945check_struct(){
813b82b9 946 log check_struct "$@"
14d36751
MR
947 headers=$1
948 struct=$2
949 member=$3
950 shift 3
951 disable_safe "${struct}_${member}"
5adc829e
MR
952 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
953 enable_safe "${struct}_${member}"
14d36751
MR
954}
955
9c7d85b3
DB
956check_builtin(){
957 log check_builtin "$@"
958 name=$1
959 headers=$2
960 builtin=$3
961 shift 3
962 disable "$name"
963 check_code ld "$headers" "$builtin" "$@" && enable "$name"
964}
965
57bd82d4
MR
966require(){
967 name="$1"
968 header="$2"
969 func="$3"
970 shift 3
971 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
972}
973
f8d7b072
MR
974require2(){
975 name="$1"
976 headers="$2"
977 func="$3"
978 shift 3
979 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
980}
981
3f8040db
MR
982require_pkg_config(){
983 pkg="$1"
984 check_pkg_config "$@" || die "ERROR: $pkg not found"
985 add_cflags $(get_safe ${pkg}_cflags)
986 add_extralibs $(get_safe ${pkg}_libs)
987}
988
ae43c4c0
MR
989hostcc_o(){
990 eval printf '%s\\n' $HOSTCC_O
991}
992
f0125de9
MR
993check_host_cc(){
994 log check_host_cc "$@"
995 cat > $TMPC
996 log_file $TMPC
ae43c4c0 997 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
998}
999
4cc4b33f
DB
1000check_host_cppflags(){
1001 log check_host_cppflags "$@"
1002 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1003int x;
1004EOF
1005}
1006
f0125de9
MR
1007check_host_cflags(){
1008 log check_host_cflags "$@"
6c3fa06a 1009 set -- $($host_cflags_filter "$@")
f0125de9
MR
1010 check_host_cc "$@" <<EOF && append host_cflags "$@"
1011int x;
1012EOF
1013}
1014
c505dd31
MR
1015apply(){
1016 file=$1
1017 shift
1018 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1019}
1020
c34681df 1021cp_if_changed(){
5e27ec28
MR
1022 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1023 mkdir -p "$(dirname $2)"
4ebc6a74 1024 $cp_f "$1" "$2"
c34681df
MR
1025}
1026
dcd61286
DB
1027# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1028# system-dependent things.
1029
4a0d6686
AJ
1030COMPONENT_LIST="
1031 bsfs
1032 decoders
1033 demuxers
1034 encoders
3cde40aa 1035 filters
5666fd73 1036 hwaccels
c552605c 1037 indevs
4a0d6686 1038 muxers
c552605c 1039 outdevs
4a0d6686
AJ
1040 parsers
1041 protocols
1042"
1043
3fc09b00
MR
1044EXTERNAL_LIBRARY_LIST="
1045 avisynth
1046 bzlib
1047 frei0r
1048 gnutls
1049 libcdio
1050 libdc1394
1051 libfaac
1052 libfdk_aac
1053 libfreetype
1054 libgsm
1055 libilbc
1056 libmp3lame
1057 libopencore_amrnb
1058 libopencore_amrwb
1059 libopencv
1060 libopenjpeg
1061 libopus
1062 libpulse
1063 librtmp
1064 libschroedinger
1065 libspeex
1066 libtheora
1067 libvo_aacenc
1068 libvo_amrwbenc
1069 libvorbis
1070 libvpx
84d3ff50 1071 libwavpack
3fc09b00
MR
1072 libx264
1073 libxavs
1074 libxvid
1075 openssl
1076 x11grab
1077 zlib
1078"
1079
70b348ec
DB
1080HWACCEL_LIST="
1081 dxva2
1082 vaapi
1083 vda
1084 vdpau
1085"
d89f2fa9
DB
1086LIBRARY_LIST="
1087 avcodec
1088 avdevice
1089 avfilter
1090 avformat
1091 avresample
1092 avutil
1093 swscale
1094"
1095
055c61b8
DB
1096PROGRAM_LIST="
1097 avconv
1098 avplay
1099 avprobe
1100 avserver
055c61b8
DB
1101"
1102
4a0d6686
AJ
1103CONFIG_LIST="
1104 $COMPONENT_LIST
3fc09b00 1105 $EXTERNAL_LIBRARY_LIST
70b348ec 1106 $HWACCEL_LIST
d89f2fa9 1107 $LIBRARY_LIST
055c61b8 1108 $PROGRAM_LIST
7f3f5f46 1109 dct
c73f65d9 1110 doc
0b499c9b 1111 error_resilience
1848f7d9 1112 fft
c88f5d72 1113 gpl
d8d0d0b2 1114 gray
3abe5fbd 1115 hardcoded_tables
b781cc12 1116 lsp
2a91ada8 1117 lzo
47a158cb 1118 mdct
c88f5d72 1119 memalign_hack
c88f5d72 1120 network
3fe142e2 1121 nonfree
8a3c8627 1122 pic
68602540 1123 rdft
e90f5b5a 1124 runtime_cpudetect
8cfbbd92 1125 safe_bitstream_reader
2e35e684 1126 shared
bd2216e4 1127 small
6b35d421 1128 sram
2e35e684 1129 static
a9ddb5b1 1130 swscale_alpha
8986fddc 1131 thumb
9cad0e4e 1132 version3
7e4d9d5d 1133 xmm_clobber_test
4a0d6686 1134"
c88f5d72 1135
8eee7025 1136THREADS_LIST='
8eee7025
DB
1137 pthreads
1138 w32threads
1139'
1140
f9f6402e
AK
1141ATOMICS_LIST='
1142 atomics_gcc
f9f6402e 1143 atomics_suncc
93e65e9a 1144 atomics_win32
f9f6402e
AK
1145'
1146
3f5b56e5 1147ARCH_LIST='
5873b623 1148 aarch64
3f5b56e5 1149 alpha
a2fc0f6a 1150 arm
fdcd782d
MR
1151 avr32
1152 avr32_ap
1153 avr32_uc
3f5b56e5
MR
1154 bfin
1155 ia64
1156 m68k
1157 mips
bae3abb0 1158 mips64
3f5b56e5 1159 parisc
79cb09b2 1160 ppc
34d11b87 1161 ppc64
3f5b56e5
MR
1162 s390
1163 sh4
1164 sparc
1165 sparc64
c75848cd
DB
1166 tilegx
1167 tilepro
0844bae1 1168 tomi
3f5b56e5
MR
1169 x86
1170 x86_32
1171 x86_64
1172'
1173
81dfa21e
MR
1174ARCH_EXT_LIST_ARM='
1175 armv5te
1176 armv6
1177 armv6t2
81dfa21e 1178 neon
b3267559 1179 vfp
81dfa21e
MR
1180 vfpv3
1181'
1182
50cd43f2 1183ARCH_EXT_LIST_X86='
3bf96eec 1184 amd3dnow
a1ef9f08 1185 amd3dnowext
50cd43f2 1186 avx
4d6ee072 1187 avx2
50cd43f2 1188 fma4
84146963 1189 i686
50cd43f2
DB
1190 mmx
1191 mmxext
1192 sse
1193 sse2
1194 sse3
1195 sse4
1196 sse42
1197 ssse3
1198'
1199
1200ARCH_EXT_LIST="
81dfa21e 1201 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1202 $ARCH_EXT_LIST_X86
1203 altivec
799fde37 1204 ppc4xx
bd9d34a0 1205 vis
50cd43f2 1206"
3f5b56e5 1207
fd712a55
DB
1208HAVE_LIST_CMDLINE='
1209 inline_asm
1210 symver
1211 yasm
1212'
1213
a3e02a8c
MR
1214HAVE_LIST_PUB='
1215 bigendian
d268eee9 1216 fast_unaligned
a3e02a8c
MR
1217'
1218
79042ab3 1219MATH_FUNCS="
fab0a8b2
MR
1220 atanf
1221 atan2f
79042ab3 1222 cbrtf
fab0a8b2 1223 cosf
79042ab3
DB
1224 exp2
1225 exp2f
fab0a8b2 1226 expf
79042ab3
DB
1227 isinf
1228 isnan
fab0a8b2 1229 ldexpf
79042ab3
DB
1230 llrint
1231 llrintf
1232 log2
1233 log2f
fab0a8b2 1234 log10f
79042ab3
DB
1235 lrint
1236 lrintf
fab0a8b2 1237 powf
79042ab3
DB
1238 rint
1239 round
1240 roundf
fab0a8b2 1241 sinf
79042ab3
DB
1242 trunc
1243 truncf
1244"
1245
3f5b56e5
MR
1246HAVE_LIST="
1247 $ARCH_EXT_LIST
43b73d59
DB
1248 $(add_suffix _external $ARCH_EXT_LIST)
1249 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1250 $HAVE_LIST_CMDLINE
a3e02a8c 1251 $HAVE_LIST_PUB
3f5b56e5 1252 $THREADS_LIST
f9f6402e 1253 $ATOMICS_LIST
79042ab3 1254 $MATH_FUNCS
be1a839c 1255 aligned_malloc
59782b82 1256 aligned_stack
35fd8122 1257 alsa_asoundlib_h
3f5b56e5 1258 altivec_h
c9fdab0d 1259 arpa_inet_h
ec9d2c15 1260 asm_mod_q
6308729e 1261 asm_mod_y
817dff57 1262 atomic_cas_ptr
f9f6402e 1263 atomics_native
dffb41b9 1264 attribute_may_alias
e7ea5e3d 1265 attribute_packed
43e0e0c4
LB
1266 cdio_paranoia_h
1267 cdio_paranoia_paranoia_h
ecf97f22 1268 closesocket
15caccb9 1269 CommandLineToArgvW
180d43bc 1270 cpunop
1093383d 1271 CryptGenRandom
c88f5d72 1272 dcbzl
f8aa696f
DB
1273 dev_bktr_ioctl_bt848_h
1274 dev_bktr_ioctl_meteor_h
1275 dev_ic_bt8xx_h
f8aa696f 1276 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1277 dev_video_meteor_ioctl_meteor_h
ca6b544a 1278 direct_h
18b67ae5 1279 dlfcn_h
c88f5d72 1280 dlopen
bc574408 1281 dos_paths
fa845061 1282 dxva_h
245626d0
DB
1283 ebp_available
1284 ebx_available
c2a29455 1285 fast_64bit
669b5583 1286 fast_clz
7073e9fc 1287 fast_cmov
534a2231 1288 fcntl
9d99cc5a 1289 fork
84882df6 1290 getaddrinfo
da9e86f8 1291 gethrtime
667fb97a 1292 getopt
02e8f427 1293 GetProcessAffinityMask
fc5607f8 1294 GetProcessMemoryInfo
4e68cb8a 1295 GetProcessTimes
61183b5a 1296 GetSystemTimeAsFileTime
66be5b45 1297 getrusage
c3e73100 1298 getservbyport
61183b5a 1299 gettimeofday
a49d3025 1300 gnu_as
c7df1532 1301 gsm_h
2f0c136e 1302 ibm_asm
2e1913b1 1303 inet_aton
3b1ab197 1304 io_h
ef5b70af 1305 inline_asm_labels
abfc8d05 1306 isatty
8772997d 1307 jack_port_get_latency_range
9f5ff83f 1308 ldbrx
0b4a1821
AS
1309 libdc1394_1
1310 libdc1394_2
d96cd429
MR
1311 local_aligned_16
1312 local_aligned_8
a5b64584 1313 localtime_r
85dd97ad 1314 loongson
f8aa696f
DB
1315 machine_ioctl_bt848_h
1316 machine_ioctl_meteor_h
65f1d45d 1317 machine_rw_barrier
c88f5d72 1318 malloc_h
73f6d31e 1319 MapViewOfFile
c88f5d72 1320 memalign
65f1d45d 1321 MemoryBarrier
6ffa87d3 1322 mkstemp
f80ddd5b 1323 mm_empty
0328b9ea 1324 mmap
e98b02de 1325 mprotect
4fa661a8 1326 msvcrt
d3d3a32c 1327 nanosleep
3e0b1c9a 1328 poll_h
1f91cdce 1329 posix_memalign
3a7050ff 1330 pragma_deprecated
07b28702 1331 rdtsc
ea4d5f48 1332 sched_getaffinity
c88f5d72 1333 sdl
7e6a11bc 1334 SetConsoleTextAttribute
b507ebd1 1335 setmode
3e0b1c9a 1336 setrlimit
d3d3a32c 1337 Sleep
15d59d2c 1338 sndio_h
72be9e73 1339 socklen_t
deb29777 1340 soundcard_h
87958234 1341 strerror_r
6379900c 1342 strptime
47941088 1343 strtok_r
c0018613 1344 struct_addrinfo
75d339e0
MS
1345 struct_group_source_req
1346 struct_ip_mreq_source
b4d68544 1347 struct_ipv6_mreq
cdee08e3 1348 struct_pollfd
3e0b1c9a 1349 struct_rusage_ru_maxrss
b4d68544 1350 struct_sockaddr_in6
3b2372bf 1351 struct_sockaddr_sa_len
33a4dbdd 1352 struct_sockaddr_storage
a6a4793d 1353 struct_v4l2_frmivalenum_discrete
b462d132 1354 symver_asm_label
3e0b1c9a 1355 symver_gnu_asm
e460aa32 1356 sync_val_compare_and_swap
bcc73960 1357 sysconf
b9e22269 1358 sysctl
b58412f1 1359 sys_mman_h
06bb5905 1360 sys_param_h
b091aa44 1361 sys_resource_h
81644c2e 1362 sys_select_h
deb29777 1363 sys_soundcard_h
e64bceea 1364 sys_time_h
60538758 1365 sys_un_h
1b6e8b73 1366 sys_videoio_h
b265431e 1367 threads
542920b7 1368 unistd_h
d3d3a32c 1369 usleep
7671dd7c 1370 vdpau_x11
ce742de2 1371 vfp_args
7c5bfe7a 1372 VirtualAlloc
d3d3a32c 1373 windows_h
6ff3f3e7 1374 winsock2_h
cc078b5d 1375 xform_asm
7671dd7c 1376 xlib
6f74fb03 1377 xmm_clobbers
0cb78cef 1378"
44161118 1379
511cf612 1380# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1381CONFIG_EXTRA="
87849592 1382 aandcttables
bfe9f48a 1383 ac3dsp
aa11cb79 1384 audio_frame_queue
b93b27ed 1385 dsputil
bfe9f48a 1386 gcrypt
478fd534 1387 golomb
9cad0e4e 1388 gplv3
0338c396 1389 h263dsp
478fd534
DB
1390 h264chroma
1391 h264dsp
1392 h264pred
915a2a0a 1393 h264qpel
68d8238c 1394 hpeldsp
478fd534 1395 huffman
9cad0e4e 1396 lgplv3
478fd534 1397 lpc
1e164c0b 1398 mpegaudio
bfe9f48a 1399 mpegaudiodsp
18bbca1f 1400 mpegvideo
ad08dfd5 1401 mpegvideoenc
bfe9f48a 1402 nettle
f704a079 1403 rangecoder
255d9c57 1404 riffdec
3dd5c95d 1405 riffenc
bfe9f48a 1406 rtpdec
5ad2f0bf 1407 rtpenc_chain
bfe9f48a 1408 sinewin
8c53d39e 1409 videodsp
ab9f9876 1410 vp3dsp
b6bb00b0
MR
1411"
1412
520cc7f1 1413CMDLINE_SELECT="
3f5b56e5 1414 $ARCH_EXT_LIST
520cc7f1 1415 $CONFIG_LIST
fd712a55 1416 $HAVE_LIST_CMDLINE
8eee7025 1417 $THREADS_LIST
c8a4ae00 1418 asm
db6107b6 1419 cross_compile
520cc7f1
MR
1420 debug
1421 extra_warnings
8c6afa4d 1422 logging
65d12900 1423 lto
d2bbb2f7 1424 optimizations
520cc7f1 1425"
426be5dc
DB
1426
1427PATHS_LIST='
d156bede 1428 bindir
14a8acf1 1429 datadir
f4ca970d 1430 docdir
26759c44
MR
1431 incdir
1432 libdir
26759c44
MR
1433 mandir
1434 prefix
1435 shlibdir
426be5dc
DB
1436'
1437
1438CMDLINE_SET="
1439 $PATHS_LIST
121d78d0 1440 ar
426be5dc 1441 arch
313c46a6 1442 as
426be5dc
DB
1443 build_suffix
1444 cc
1445 cpu
1446 cross_prefix
50567afa 1447 dep_cc
ac63af34 1448 extra_version
9da6609f
MR
1449 host_cc
1450 host_cflags
095792f2 1451 host_ld
9da6609f
MR
1452 host_ldflags
1453 host_libs
82bb3329 1454 host_os
684b28e0 1455 ld
426be5dc 1456 logfile
4ae40685 1457 malloc_prefix
89641463 1458 nm
9cd7b854 1459 optflags
3f8040db 1460 pkg_config
154caa67 1461 random_seed
2fad0977 1462 samples
c5200f17
MR
1463 sysinclude
1464 sysroot
a7ada2ba 1465 target_exec
26759c44 1466 target_os
a7ada2ba 1467 target_path
ba13606c 1468 target_samples
aeeb782c 1469 toolchain
426be5dc 1470"
520cc7f1 1471
89f2932b
MR
1472CMDLINE_APPEND="
1473 extra_cflags
4cc4b33f 1474 host_cppflags
89f2932b
MR
1475"
1476
912f3148
DB
1477# code dependency declarations
1478
9eeed841 1479# architecture extensions
808fa33c 1480
a2fc0f6a
MR
1481armv5te_deps="arm"
1482armv6_deps="arm"
ab5cb084 1483armv6t2_deps="arm"
808fa33c 1484neon_deps="arm"
b3267559
MR
1485vfp_deps="arm"
1486vfpv3_deps="vfp"
808fa33c 1487
637606de
MR
1488map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1489
808fa33c
MR
1490altivec_deps="ppc"
1491ppc4xx_deps="ppc"
1492
1493vis_deps="sparc"
1494
84146963
DB
1495cpunop_deps="i686"
1496x86_64_select="i686"
1497x86_64_suggest="fast_cmov"
50cd43f2 1498
808fa33c
MR
1499amd3dnow_deps="mmx"
1500amd3dnowext_deps="amd3dnow"
9eeed841 1501mmx_deps="x86"
239fdf1b 1502mmxext_deps="mmx"
50cd43f2
DB
1503sse_deps="mmxext"
1504sse2_deps="sse"
1505sse3_deps="sse2"
1506ssse3_deps="sse3"
1507sse4_deps="ssse3"
1508sse42_deps="sse4"
1509avx_deps="sse42"
79687079 1510fma4_deps="avx"
4d6ee072 1511avx2_deps="avx"
9eeed841 1512
43b73d59
DB
1513mmx_external_deps="yasm"
1514mmx_inline_deps="inline_asm"
1515mmx_suggest="mmx_external mmx_inline"
1516
1517for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1518 eval dep=\$${ext}_deps
1519 eval ${ext}_external_deps='"${dep}_external"'
1520 eval ${ext}_inline_deps='"${dep}_inline"'
1521 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1522done
1523
59782b82 1524aligned_stack_if_any="ppc x86"
e939cedd 1525fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1526fast_clz_if_any="alpha avr32 mips ppc x86"
1527fast_unaligned_if_any="ppc x86"
669b5583 1528
6fec122a 1529inline_asm_deps="!tms470"
3e0b1c9a 1530need_memalign="altivec neon sse"
89e053f8 1531
b462d132
MR
1532symver_if_any="symver_asm_label symver_gnu_asm"
1533
88a35699
MS
1534log2_deps="!msvcrt"
1535
26fbcc85 1536# subsystems
dc609252 1537dct_select="rdft"
b93b27ed
RB
1538error_resilience_select="dsputil"
1539lpc_select="dsputil"
26fbcc85
MR
1540mdct_select="fft"
1541rdft_select="fft"
1e164c0b 1542mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1543mpegaudiodsp_select="dct"
f4fed5a2 1544mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1545mpegvideoenc_select="mpegvideo"
26fbcc85 1546
ed40b6bf 1547# decoders / encoders
cfc2a0cf 1548aac_decoder_select="mdct sinewin"
aa11cb79 1549aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1550aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1551ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1552ac3_encoder_select="mdct ac3dsp dsputil"
1553ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1554aic_decoder_select="dsputil golomb"
f4d608e3 1555alac_encoder_select="lpc"
b93b27ed 1556als_decoder_select="dsputil"
b781cc12 1557amrnb_decoder_select="lsp"
2b2a597e 1558amrwb_decoder_select="lsp"
28bc406c 1559amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1560ape_decoder_select="dsputil"
1561asv1_decoder_select="dsputil"
1562asv1_encoder_select="dsputil"
1563asv2_decoder_select="dsputil"
1564asv2_encoder_select="dsputil"
4538729a 1565atrac1_decoder_select="mdct sinewin"
26fbcc85 1566atrac3_decoder_select="mdct"
0f0a11d5 1567bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1568binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1569binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1570cavs_decoder_select="dsputil golomb h264chroma videodsp"
1571cllc_decoder_select="dsputil"
9b500b8f 1572comfortnoise_encoder_select="lpc"
b93b27ed 1573cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1574cscd_decoder_select="lzo"
2eef7c62 1575cscd_decoder_suggest="zlib"
26fbcc85 1576dca_decoder_select="mdct"
b93b27ed
RB
1577dnxhd_decoder_select="dsputil"
1578dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1579dvvideo_decoder_select="dsputil"
1580dvvideo_encoder_select="dsputil"
61c31e4e 1581dxa_decoder_deps="zlib"
baf91bb9 1582eac3_decoder_select="ac3_decoder"
4264a0dd 1583eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1584eamad_decoder_select="aandcttables dsputil mpegvideo"
1585eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1586eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1587ffv1_decoder_select="dsputil golomb rangecoder"
1588ffv1_encoder_select="dsputil rangecoder"
1589ffvhuff_decoder_select="dsputil"
1590ffvhuff_encoder_select="dsputil huffman"
4f034993 1591flac_decoder_select="golomb"
b93b27ed 1592flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1593flashsv_decoder_deps="zlib"
1594flashsv_encoder_deps="zlib"
1595flashsv2_decoder_deps="zlib"
4414137e 1596flv_decoder_select="h263_decoder"
4d4b4bd1 1597flv_encoder_select="h263_encoder"
b93b27ed
RB
1598fourxm_decoder_select="dsputil"
1599fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1600g2m_decoder_deps="zlib"
1601g2m_decoder_select="dsputil"
c292f6a2 1602h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1603h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1604h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1605h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1606h263i_decoder_select="h263_decoder"
fe629c2d 1607h263p_encoder_select="h263_encoder"
0b499c9b
RB
1608h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1609h264_decoder_suggest="error_resilience"
064698d3 1610hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1611huffyuv_decoder_select="dsputil"
1612huffyuv_encoder_select="dsputil huffman"
1613iac_decoder_select="dsputil fft mdct sinewin"
1614imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1615indeo3_decoder_select="hpeldsp"
8071264f 1616interplay_video_decoder_select="hpeldsp"
28bc406c 1617jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1618jpegls_encoder_select="golomb"
b93b27ed
RB
1619jv_decoder_select="dsputil"
1620lagarith_decoder_select="dsputil"
ad08dfd5 1621ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1622loco_decoder_select="golomb"
b93b27ed 1623mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1624metasound_decoder_select="lsp mdct sinewin"
c1047003 1625mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1626mjpeg_decoder_select="dsputil hpeldsp"
1627mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1628mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1629mlp_decoder_select="dsputil mlp_parser"
1630motionpixels_decoder_select="dsputil"
1e164c0b
DB
1631mp1_decoder_select="mpegaudio"
1632mp1float_decoder_select="mpegaudio"
1633mp2_decoder_select="mpegaudio"
1634mp2float_decoder_select="mpegaudio"
1635mp3_decoder_select="mpegaudio"
1636mp3adu_decoder_select="mpegaudio"
1637mp3adufloat_decoder_select="mpegaudio"
1638mp3float_decoder_select="mpegaudio"
1639mp3on4_decoder_select="mpegaudio"
1640mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1641mpc7_decoder_select="dsputil mpegaudiodsp"
1642mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1643mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1644mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1645mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1646mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1647mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1648mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1649mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1650mpeg4_encoder_select="h263_encoder"
4414137e 1651msmpeg4v1_decoder_select="h263_decoder"
4414137e 1652msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1653msmpeg4v2_encoder_select="h263_encoder"
4414137e 1654msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1655msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1656mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1657mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1658nellymoser_decoder_select="mdct sinewin"
aa11cb79 1659nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1660nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1661png_decoder_deps="zlib"
1662png_decoder_select="dsputil"
1663png_encoder_deps="zlib"
1664png_encoder_select="dsputil"
b93b27ed
RB
1665prores_decoder_select="dsputil"
1666prores_encoder_select="dsputil"
b781cc12 1667qcelp_decoder_select="lsp"
c4f5c2d6 1668qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1669ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1670ralf_decoder_select="golomb"
0338c396 1671rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1672rv10_encoder_select="h263_encoder"
0338c396 1673rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1674rv20_encoder_select="h263_encoder"
870add0d
DB
1675rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1676rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1677shorten_decoder_select="golomb"
b781cc12 1678sipr_decoder_select="lsp"
28bc406c 1679sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1680svq1_decoder_select="hpeldsp"
1277dc07 1681svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1682svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1683svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1684tak_decoder_select="dsputil"
4eef77c1 1685theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1686tiff_decoder_suggest="zlib"
1687tiff_encoder_suggest="zlib"
28bc406c 1688thp_decoder_select="dsputil hpeldsp"
aec09a00 1689truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1690truemotion2_decoder_select="dsputil"
1691truespeech_decoder_select="dsputil"
61c31e4e 1692tscc_decoder_deps="zlib"
4538729a 1693twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1694utvideo_decoder_select="dsputil"
1695utvideo_encoder_select="dsputil huffman"
1696vble_decoder_select="dsputil"
06b54e84 1697vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1698vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1699vorbis_decoder_select="mdct"
1700vorbis_encoder_select="mdct"
3bd062bf 1701vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1702vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1703vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1704vp6a_decoder_select="vp6_decoder"
1705vp6f_decoder_select="vp6_decoder"
8c53d39e 1706vp8_decoder_select="h264pred videodsp"
72ca830f 1707vp9_decoder_select="videodsp"
c4bfa098 1708webp_decoder_select="vp8_decoder"
4538729a
MR
1709wmapro_decoder_select="mdct sinewin"
1710wmav1_decoder_select="mdct sinewin"
1711wmav1_encoder_select="mdct sinewin"
1712wmav2_decoder_select="mdct sinewin"
1713wmav2_encoder_select="mdct sinewin"
1714wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1715wmv1_decoder_select="h263_decoder"
665507aa 1716wmv1_encoder_select="h263_encoder"
870add0d 1717wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1718wmv2_encoder_select="h263_encoder"
015f8ee0 1719wmv3_decoder_select="vc1_decoder"
45ecda85 1720wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1721zerocodec_decoder_deps="zlib"
1722zlib_decoder_deps="zlib"
1723zlib_encoder_deps="zlib"
1724zmbv_decoder_deps="zlib"
1725zmbv_encoder_deps="zlib"
30fd06be 1726
ed40b6bf 1727# hardware accelerators
215cdd35 1728dxva2_deps="dxva2api_h"
0afab17e 1729vaapi_deps="va_va_h"
ac3dbb4d 1730vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1731vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1732vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1733
82ca17ac
DB
1734h263_vaapi_hwaccel_deps="vaapi"
1735h263_vaapi_hwaccel_select="h263_decoder"
1736h263_vdpau_hwaccel_deps="vdpau"
1737h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1738h264_dxva2_hwaccel_deps="dxva2"
1739h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1740h264_vaapi_hwaccel_deps="vaapi"
1741h264_vaapi_hwaccel_select="h264_decoder"
1742h264_vda_hwaccel_deps="vda"
1743h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1744h264_vdpau_hwaccel_deps="vdpau"
1745h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1746mpeg1_vdpau_hwaccel_deps="vdpau"
1747mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1748mpeg2_dxva2_hwaccel_deps="dxva2"
1749mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1750mpeg2_vaapi_hwaccel_deps="vaapi"
1751mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1752mpeg2_vdpau_hwaccel_deps="vdpau"
1753mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1754mpeg4_vaapi_hwaccel_deps="vaapi"
1755mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1756mpeg4_vdpau_hwaccel_deps="vdpau"
1757mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1758vc1_dxva2_hwaccel_deps="dxva2"
1759vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1760vc1_vaapi_hwaccel_deps="vaapi"
1761vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1762vc1_vdpau_hwaccel_deps="vdpau"
1763vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1764wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1765wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1766wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1767
28b80940 1768# parsers
0b499c9b 1769h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1770mpeg4video_parser_select="error_resilience mpegvideo"
1771mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1772vc1_parser_select="mpegvideo"
28b80940 1773
912f3148 1774# external libraries
c9171a83 1775libfaac_encoder_deps="libfaac"
aa11cb79 1776libfaac_encoder_select="audio_frame_queue"
4f2b469d 1777libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1778libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1779libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1780libgsm_decoder_deps="libgsm"
1781libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1782libgsm_ms_decoder_deps="libgsm"
1783libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1784libilbc_decoder_deps="libilbc"
1785libilbc_encoder_deps="libilbc"
1cc60c47 1786libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1787libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1788libopencore_amrnb_decoder_deps="libopencore_amrnb"
1789libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1790libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1791libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1792libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1793libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1794libopus_decoder_deps="libopus"
6cb8c854 1795libopus_encoder_deps="libopus"
aa11cb79 1796libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1797libschroedinger_decoder_deps="libschroedinger"
1798libschroedinger_encoder_deps="libschroedinger"
ae14f311 1799libspeex_decoder_deps="libspeex"
b606a017 1800libspeex_encoder_deps="libspeex"
aa11cb79 1801libspeex_encoder_select="audio_frame_queue"
150d2772 1802libtheora_encoder_deps="libtheora"
d89e738a 1803libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1804libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1805libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1806libvorbis_encoder_deps="libvorbis"
aa11cb79 1807libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1808libvpx_vp8_decoder_deps="libvpx"
1809libvpx_vp8_encoder_deps="libvpx"
1810libvpx_vp9_decoder_deps="libvpx"
1811libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1812libwavpack_encoder_deps="libwavpack"
1cc60c47 1813libx264_encoder_deps="libx264"
de295976 1814libxavs_encoder_deps="libxavs"
1cc60c47 1815libxvid_encoder_deps="libxvid"
30fd06be 1816
912f3148 1817# demuxers / muxers
c2dd0e9e 1818ac3_demuxer_select="ac3_parser"
255d9c57 1819asf_demuxer_select="riffdec"
3dd5c95d 1820asf_muxer_select="riffenc"
647c2356 1821asf_stream_muxer_select="asf_muxer"
255d9c57 1822avi_demuxer_select="riffdec"
3dd5c95d 1823avi_muxer_select="riffenc"
4e622dea 1824avisynth_demuxer_deps="avisynth"
255d9c57
DB
1825avisynth_demuxer_select="riffdec"
1826caf_demuxer_select="riffdec"
c2dd0e9e 1827dirac_demuxer_select="dirac_parser"
255d9c57 1828dxa_demuxer_select="riffdec"
5b423887 1829eac3_demuxer_select="ac3_parser"
e01fba55 1830f4v_muxer_select="mov_muxer"
c2dd0e9e 1831flac_demuxer_select="flac_parser"
435214a7 1832hds_muxer_select="flv_muxer"
c9031c7c 1833hls_muxer_select="mpegts_muxer"
647c2356 1834ipod_muxer_select="mov_muxer"
31f16dc1 1835ismv_muxer_select="mov_muxer"
647c2356 1836matroska_audio_muxer_select="matroska_muxer"
255d9c57 1837matroska_demuxer_select="riffdec"
2a91ada8 1838matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1839matroska_muxer_select="riffenc"
1840mmf_muxer_select="riffenc"
255d9c57 1841mov_demuxer_select="riffdec"
4e622dea 1842mov_demuxer_suggest="zlib"
3dd5c95d 1843mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1844mp3_demuxer_select="mpegaudio_parser"
647c2356 1845mp4_muxer_select="mov_muxer"
75644335 1846mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1847mpegtsraw_demuxer_select="mpegts_demuxer"
1848mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1849nut_muxer_select="riffenc"
255d9c57 1850nuv_demuxer_select="riffdec"
24ca518b 1851ogg_demuxer_select="golomb"
647c2356 1852psp_muxer_select="mov_muxer"
44594cc7 1853rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1854rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1855rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1856rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1857sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1858sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1859sdp_demuxer_select="rtpdec"
e772f9fa 1860smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1861spdif_muxer_select="aac_parser"
57231e4d 1862tak_demuxer_select="tak_parser"
647c2356
DB
1863tg2_muxer_select="mov_muxer"
1864tgp_muxer_select="mov_muxer"
a7d45e06 1865w64_demuxer_select="wav_demuxer"
255d9c57 1866wav_demuxer_select="riffdec"
3dd5c95d
DB
1867wav_muxer_select="riffenc"
1868webm_muxer_select="riffenc"
255d9c57
DB
1869wtv_demuxer_select="riffdec"
1870xmv_demuxer_select="riffdec"
1871xwma_demuxer_select="riffdec"
4e622dea
SS
1872
1873# indevs / outdevs
38e54a75 1874alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1875alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1876bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1877dv1394_indev_deps="dv1394"
1878dv1394_indev_select="dv_demuxer"
c6f95144 1879fbdev_indev_deps="linux_fb_h"
a3fc62e8 1880jack_indev_deps="jack_jack_h pthreads"
e417d80d 1881libcdio_indev_deps="libcdio"
38e54a75 1882libdc1394_indev_deps="libdc1394"
38e54a75
SS
1883oss_indev_deps_any="soundcard_h sys_soundcard_h"
1884oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1885pulse_indev_deps="libpulse"
15d59d2c
B
1886sndio_indev_deps="sndio_h"
1887sndio_outdev_deps="sndio_h"
38e54a75 1888v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1889vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1890vfwcap_indev_extralibs="-lavicap32"
24f8961f 1891x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1892
912f3148 1893# protocols
acd554c1
SP
1894ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1895ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1896ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1897ffrtmphttp_protocol_deps="!librtmp_protocol"
1898ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1899gopher_protocol_select="network"
c40e1757 1900httpproxy_protocol_select="tcp_protocol"
279a0c97 1901http_protocol_select="tcp_protocol"
183baead 1902https_protocol_select="tls_protocol"
c3b57d6e
DB
1903librtmp_protocol_deps="librtmp"
1904librtmpe_protocol_deps="librtmp"
1905librtmps_protocol_deps="librtmp"
1906librtmpt_protocol_deps="librtmp"
1907librtmpte_protocol_deps="librtmp"
c60a2d70 1908mmsh_protocol_select="http_protocol"
998c1ee1 1909mmst_protocol_select="network"
c3b57d6e 1910rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1911rtmp_protocol_select="tcp_protocol"
acd554c1 1912rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1913rtmps_protocol_deps="!librtmp_protocol"
1914rtmps_protocol_select="tls_protocol"
775c4d36 1915rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1916rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1917rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1918rtp_protocol_select="udp_protocol"
998c1ee1
DB
1919sctp_protocol_deps="struct_sctp_event_subscribe"
1920sctp_protocol_select="network"
0eecafc9 1921srtp_protocol_select="rtp_protocol"
998c1ee1 1922tcp_protocol_select="network"
558d192d
MS
1923tls_protocol_deps_any="openssl gnutls"
1924tls_protocol_select="tcp_protocol"
998c1ee1 1925udp_protocol_select="network"
60538758
LB
1926unix_protocol_deps="sys_un_h"
1927unix_protocol_select="network"
c08fb000 1928
6ebf0bfc 1929# filters
13fabd7a 1930blackframe_filter_deps="gpl"
ce6b6ef6 1931boxblur_filter_deps="gpl"
68b79bfc 1932cropdetect_filter_deps="gpl"
b157be1f 1933delogo_filter_deps="gpl"
a5b64584 1934drawtext_filter_deps="libfreetype"
2e5ff4d0 1935frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1936frei0r_filter_extralibs='$ldl'
a42bb9d6 1937frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1938frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1939hqdn3d_filter_deps="gpl"
3fce1367 1940interlace_filter_deps="gpl"
d371e7b9 1941resample_filter_deps="avresample"
cf69ad35 1942ocv_filter_deps="libopencv"
2f296e39 1943scale_filter_deps="swscale"
acbac567 1944yadif_filter_deps="gpl"
6ebf0bfc 1945
5a0f7131 1946# libraries
d89f2fa9
DB
1947avcodec_deps="avutil"
1948avdevice_deps="avutil avcodec avformat"
1949avfilter_deps="avutil"
1950avformat_deps="avutil avcodec"
1951avresample_deps="avutil"
1952swscale_deps="avutil"
f7679c54 1953
912f3148 1954# programs
54fd593a 1955avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1956avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1957 fps_filter null_filter resample_filter scale_filter
bce70f81 1958 setpts_filter trim_filter"
d173ede1 1959avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1960avplay_select="rdft"
9e12f0bf 1961avprobe_deps="avcodec avformat"
406e6c0b
DB
1962avserver_deps="avformat fork !shared"
1963avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1964avserver_extralibs='$ldl'
a2830dca 1965
c73f65d9 1966doc_deps="texi2html"
912f3148 1967
de6d9b64 1968# default parameters
8a608357 1969
19bd477d 1970logfile="config.log"
8a608357
MR
1971
1972# installation paths
c9d19248
MR
1973prefix_default="/usr/local"
1974bindir_default='${prefix}/bin'
6291d7e4 1975datadir_default='${prefix}/share/avconv'
f4ca970d 1976docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
1977incdir_default='${prefix}/include'
1978libdir_default='${prefix}/lib'
1979mandir_default='${prefix}/share/man'
1980shlibdir_default="$libdir_default"
8a608357
MR
1981
1982# toolchain
121d78d0 1983ar_default="ar"
13c7df3d 1984cc_default="gcc"
9da6609f 1985host_cc_default="gcc"
4ebc6a74 1986cp_f="cp -f"
b58b00ae 1987ln_s="ln -s -f"
2a8a860a 1988nm_default="nm -g"
11e6d03a 1989objformat="elf"
3f8040db 1990pkg_config_default=pkg-config
be7109c1 1991ranlib="ranlib"
e52567c2 1992strip="strip"
11e6d03a 1993yasmexe="yasm"
8a608357 1994
3e0b1c9a 1995nogas=":"
8182dc34 1996
8a608357 1997# machine
8d4c00ed 1998arch_default=$(uname -m)
38d0a8aa 1999cpu="generic"
8a608357 2000
8a608357 2001# OS
8d4c00ed
MR
2002target_os_default=$(tolower $(uname -s))
2003host_os=$target_os_default
8a608357 2004
8a608357 2005# configurable options
d89f2fa9 2006enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2007
3e0b1c9a
DB
2008enable asm
2009enable debug
2010enable doc
8400d6b8 2011enable optimizations
8cfbbd92 2012enable safe_bitstream_reader
530dc538 2013enable static
a9ddb5b1 2014enable swscale_alpha
8a608357 2015
2e2ec667
DB
2016# By default, enable only those hwaccels that have no external dependencies.
2017enable dxva2 vdpau
2018
8a608357 2019# build settings
9987769a 2020SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2021LIBPREF="lib"
2022LIBSUF=".a"
c5f14466
RP
2023FULLNAME='$(NAME)$(BUILDSUF)'
2024LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2025SLIBPREF="lib"
2026SLIBSUF=".so"
c5f14466 2027SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2028SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2029SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2030LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2031SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2032SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2033
68485d1f
MR
2034asflags_filter=echo
2035cflags_filter=echo
64933b6c
MR
2036ldflags_filter=echo
2037
23565c26 2038AS_C='-c'
bc877faf 2039AS_O='-o $@'
23565c26 2040CC_C='-c'
18031c49 2041CC_E='-E -o $@'
7e6c86e6 2042CC_O='-o $@'
a758c5e2 2043LD_O='-o $@'
8db73c61
MR
2044LD_LIB='-l%'
2045LD_PATH='-L'
23565c26 2046HOSTCC_C='-c'
a758c5e2 2047HOSTCC_O='-o $@'
095792f2 2048HOSTLD_O='-o $@'
7e6c86e6 2049
4cc4b33f
DB
2050host_cflags='-O3 -g'
2051host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2052host_libs='-lm'
6c3fa06a
MR
2053host_cflags_filter=echo
2054host_ldflags_filter=echo
9da6609f 2055
9b861379 2056target_path='$(CURDIR)'
a7ada2ba 2057
a158446b
MR
2058# since the object filename is not given with the -MM flag, the compiler
2059# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2060DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2061DEPFLAGS='-MM'
315c741d 2062
c597172e 2063# find source path
24524f36 2064if test -f configure; then
f038cf3c 2065 source_path=.
c597172e 2066else
8477f2de 2067 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2068 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2069 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2070 test -e "$source_path/config.h" &&
2071 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2072fi
2073
13cbe2c0 2074for v in "$@"; do
b04251c5
MR
2075 r=${v#*=}
2076 l=${v%"$r"}
2077 r=$(sh_quote "$r")
29ba0911 2078 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2079done
c597172e 2080
73ef8980
MR
2081find_things(){
2082 thing=$1
2083 pattern=$2
2084 file=$source_path/$3
932ccf39 2085 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2086}
2087
2088ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2089DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2090HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2091PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2092BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2093MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2094DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2095OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2096INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2097PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2098FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2099
54e75be4
DB
2100ALL_COMPONENTS="
2101 $BSF_LIST
2102 $DECODER_LIST
2103 $DEMUXER_LIST
2104 $ENCODER_LIST
2105 $FILTER_LIST
2106 $HWACCEL_LIST
2107 $INDEV_LIST
2108 $MUXER_LIST
2109 $OUTDEV_LIST
2110 $PARSER_LIST
2111 $PROTOCOL_LIST
2112"
2113
8469ae22
MR
2114for n in $COMPONENT_LIST; do
2115 v=$(toupper ${n%s})_LIST
2116 eval enable \$$v
2117 eval ${n}_if_any="\$$v"
2118done
2119
206a070d 2120enable $ARCH_EXT_LIST
c597172e
MR
2121
2122die_unknown(){
2123 echo "Unknown option \"$1\"."
2124 echo "See $0 --help for available options."
2125 exit 1
2126}
2127
7432e872
DB
2128print_3_columns() {
2129 cat | tr ' ' '\n' | sort | pr -r -3 -t
2130}
2131
794f8e97 2132show_list() {
bf0c4afa
RP
2133 suffix=_$1
2134 shift
7432e872 2135 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2136 exit 0
2137}
2138
154caa67
MR
2139rand_list(){
2140 IFS=', '
2141 set -- $*
2142 unset IFS
2143 for thing; do
2144 comp=${thing%:*}
2145 prob=${thing#$comp}
2146 prob=${prob#:}
2147 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2148 echo "prob ${prob:-0.5}"
2149 printf '%s\n' $comp
2150 done
2151}
2152
2153do_random(){
2154 action=$1
2155 shift
2156 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2157 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2158}
2159
c597172e 2160for opt do
7483e694
DB
2161 optval="${opt#*=}"
2162 case "$opt" in
ea061af1
DB
2163 --extra-ldflags=*)
2164 add_ldflags $optval
7e9e7cc2 2165 ;;
ea061af1
DB
2166 --extra-libs=*)
2167 add_extralibs $optval
7e9e7cc2 2168 ;;
ea061af1
DB
2169 --disable-devices)
2170 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2171 ;;
ea061af1
DB
2172 --enable-debug=*)
2173 debuglevel="$optval"
7e9e7cc2
MR
2174 ;;
2175 --disable-programs)
2176 disable $PROGRAM_LIST
2177 ;;
2178 --disable-everything)
2179 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2180 ;;
844c6852
DB
2181 --disable-all)
2182 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2183 disable $LIBRARY_LIST $PROGRAM_LIST doc
2184 ;;
7e9e7cc2
MR
2185 --enable-random|--disable-random)
2186 action=${opt%%-random}
2187 do_random ${action#--} $COMPONENT_LIST
2188 ;;
2189 --enable-random=*|--disable-random=*)
2190 action=${opt%%-random=*}
2191 do_random ${action#--} $optval
2192 ;;
2193 --enable-*=*|--disable-*=*)
2194 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2195 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2196 eval list=\$$(toupper $thing)_LIST
2197 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2198 $action $(filter "$name" $list)
2199 ;;
2200 --enable-?*|--disable-?*)
2201 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2202 if is_in $option $COMPONENT_LIST; then
2203 test $action = disable && action=unset
2204 eval $action \$$(toupper ${option%s})_LIST
2205 elif is_in $option $CMDLINE_SELECT; then
2206 $action $option
2207 else
2208 die_unknown $opt
2209 fi
2210 ;;
2211 --list-*)
2212 NAME="${opt#--list-}"
2213 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2214 NAME=${NAME%s}
2215 eval show_list $NAME \$$(toupper $NAME)_LIST
2216 ;;
2217 --help|-h) show_help
2218 ;;
2219 *)
2220 optname="${opt%%=*}"
2221 optname="${optname#--}"
2222 optname=$(echo "$optname" | sed 's/-/_/g')
2223 if is_in $optname $CMDLINE_SET; then
2224 eval $optname='$optval'
2225 elif is_in $optname $CMDLINE_APPEND; then
2226 append $optname "$optval"
2227 else
2228 die_unknown $opt
2229 fi
2230 ;;
7483e694 2231 esac
c597172e
MR
2232done
2233
bcea99bb
MR
2234disabled logging && logfile=/dev/null
2235
29ba0911 2236echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2237set >> $logfile
2238
9da6609f
MR
2239test -n "$cross_prefix" && enable cross_compile
2240
8d4c00ed
MR
2241if enabled cross_compile; then
2242 test -n "$arch" && test -n "$target_os" ||
2243 die "Must specify target arch and OS when cross-compiling"
2244fi
2245
121d78d0 2246ar_default="${cross_prefix}${ar_default}"
11e6d03a 2247cc_default="${cross_prefix}${cc_default}"
20e0ed95 2248nm_default="${cross_prefix}${nm_default}"
3f8040db 2249pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2250ranlib="${cross_prefix}${ranlib}"
e52567c2 2251strip="${cross_prefix}${strip}"
adb2b908 2252
c5200f17
MR
2253sysinclude_default="${sysroot}/usr/include"
2254
aeeb782c 2255case "$toolchain" in
0fbb62a8
LB
2256 clang-asan)
2257 cc_default="clang"
19f251a2
LB
2258 add_cflags -fsanitize=address
2259 add_ldflags -fsanitize=address
0fbb62a8
LB
2260 ;;
2261 clang-tsan)
2262 cc_default="clang"
19f251a2
LB
2263 add_cflags -fsanitize=thread -pie
2264 add_ldflags -fsanitize=thread -pie
0fbb62a8 2265 ;;
0ba49d28
LB
2266 gcc-asan)
2267 cc_default="gcc"
2268 add_cflags -fsanitize=address
2269 add_ldflags -fsanitize=address
2270 ;;
2271 gcc-tsan)
2272 cc_default="gcc"
2273 add_cflags -fsanitize=thread -pie -fPIC
2274 add_ldflags -fsanitize=thread -pie -fPIC
2275 ;;
edfe609f
LB
2276 valgrind-massif)
2277 target_exec_default="valgrind"
2278 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2279 ;;
b1ee8eec
RT
2280 valgrind-memcheck)
2281 target_exec_default="valgrind"
2282 target_exec_args="--track-origins=yes --leak-check=full"
2283 ;;
aeeb782c 2284 msvc)
16381923
MS
2285 # Check whether the current MSVC version needs the C99 converter.
2286 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2287 # support enough of C99 to build libav. Default to the new
16381923
MS
2288 # behaviour if the regexp was unable to match anything, since this
2289 # successfully parses the version number of existing supported
2290 # versions that require the converter (MSVC 2010 and 2012).
2291 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2292 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2293 cc_default="cl"
16381923
MS
2294 else
2295 cc_default="c99wrap cl"
2296 fi
ea9f7173 2297 ld_default="link"
aeeb782c 2298 nm_default="dumpbin -symbols"
ac3a9b51 2299 ar_default="lib"
53e8cd68 2300 target_os_default="win32"
ea9f7173
MS
2301 # Use a relative path for TMPDIR. This makes sure all the
2302 # ffconf temp files are written with a relative path, avoiding
2303 # issues with msys/win32 path conversion for MSVC parameters
2304 # such as -Fo<file> or -out:<file>.
2305 TMPDIR=.
aeeb782c 2306 ;;
322e4194 2307 icl)
ea9f7173
MS
2308 cc_default="icl"
2309 ld_default="xilink"
322e4194
AS
2310 nm_default="dumpbin -symbols"
2311 ar_default="xilib"
2312 target_os_default="win32"
ea9f7173 2313 TMPDIR=.
322e4194 2314 ;;
a862c7d3
RT
2315 gcov)
2316 add_cflags -fprofile-arcs -ftest-coverage
2317 add_ldflags -fprofile-arcs -ftest-coverage
2318 ;;
e7891305
LB
2319 hardened)
2320 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
2321 add_ldflags -Wl,-z,relro -Wl,-z,now
2322 ;;
aeeb782c
MR
2323 ?*)
2324 die "Unknown toolchain $toolchain"
2325 ;;
2326esac
2327
b1ee8eec 2328set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2329enabled cross_compile || host_cc_default=$cc
2330set_default host_cc
13c7df3d 2331
762f95e4
MR
2332if ! $pkg_config --version >/dev/null 2>&1; then
2333 warn "$pkg_config not found, library detection may fail."
2334 pkg_config=false
2335fi
2336
82bb3329
MR
2337exesuf() {
2338 case $1 in
53e8cd68 2339 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2340 esac
2341}
2342
2343EXESUF=$(exesuf $target_os)
2344HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2345
e4e69e0b 2346# set temporary file name
a49d42c2 2347: ${TMPDIR:=$TEMPDIR}
c51fafa1 2348: ${TMPDIR:=$TMP}
a49d42c2 2349: ${TMPDIR:=/tmp}
e4e69e0b 2350
a210bce2 2351if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2352 # simple replacement for missing mktemp
2353 # NOT SAFE FOR GENERAL USE
2354 mktemp(){
09a5c245 2355 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2356 }
2357fi
2358
2359tmpfile(){
2360 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2361 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2362 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2363 append TMPFILES $tmp
2364 eval $1=$tmp
2365}
2366
2367trap 'rm -f -- $TMPFILES' EXIT
54460a83 2368
55127e7b 2369tmpfile TMPASM .asm
3e0b1c9a
DB
2370tmpfile TMPC .c
2371tmpfile TMPE $EXESUF
2372tmpfile TMPH .h
2373tmpfile TMPO .o
2374tmpfile TMPS .S
2375tmpfile TMPSH .sh
2376tmpfile TMPV .ver
54460a83
MR
2377
2378unset -f mktemp
e4e69e0b 2379
fb3c4ffc
MR
2380chmod +x $TMPE
2381
993f2d0f
MR
2382# make sure we can execute files in $TMPDIR
2383cat > $TMPSH 2>> $logfile <<EOF
2384#! /bin/sh
2385EOF
2386chmod +x $TMPSH >> $logfile 2>&1
2387if ! $TMPSH >> $logfile 2>&1; then
2388 cat <<EOF
2389Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2390variable to another directory and make sure that it is not mounted noexec.
2391EOF
2392 die "Sanity test failed."
2393fi
993f2d0f 2394
457cc333
MR
2395ccc_flags(){
2396 for flag; do
2397 case $flag in
2398 -std=c99) echo -c99 ;;
2399 -mcpu=*) echo -arch ${flag#*=} ;;
2400 -mieee) echo -ieee ;;
2401 -O*|-fast) echo $flag ;;
2402 -fno-math-errno) echo -assume nomath_errno ;;
2403 -g) echo -g3 ;;
2404 -Wall) echo -msg_enable level2 ;;
2405 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2406 -Wl,*) echo $flag ;;
2407 -f*|-W*) ;;
2408 *) echo $flag ;;
2409 esac
2410 done
2411}
2412
e5d45e02
LB
2413cparser_flags(){
2414 for flag; do
2415 case $flag in
2416 -Wno-switch) echo -Wno-switch-enum ;;
2417 -Wno-format-zero-length) ;;
2418 -Wdisabled-optimization) ;;
2419 -Wno-pointer-sign) echo -Wno-other ;;
2420 *) echo $flag ;;
2421 esac
2422 done
2423}
2424
14fb9d3d 2425msvc_common_flags(){
dfa559bc
RB
2426 for flag; do
2427 case $flag in
14fb9d3d
AS
2428 # In addition to specifying certain flags under the compiler
2429 # specific filters, they must be specified here as well or else the
2430 # generic catch all at the bottom will print the original flag.
2431 -Wall) ;;
2432 -std=c99) ;;
2433 # Common flags
9f4a16c5 2434 -fomit-frame-pointer) ;;
dfa559bc 2435 -g) echo -Z7 ;;
dfa559bc
RB
2436 -fno-math-errno) ;;
2437 -fno-common) ;;
2438 -fno-signed-zeros) ;;
50640977 2439 -fPIC) ;;
9f30fb5a
MS
2440 -mthumb) ;;
2441 -march=*) ;;
dfa559bc 2442 -lz) echo zlib.lib ;;
bd680c7b
DB
2443 -lavifil32) echo vfw32.lib ;;
2444 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2445 -l*) echo ${flag#-l}.lib ;;
2446 *) echo $flag ;;
2447 esac
2448 done
2449}
2450
14fb9d3d
AS
2451msvc_flags(){
2452 msvc_common_flags "$@"
2453 for flag; do
2454 case $flag in
ace87c19 2455 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2456 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2457 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2458 -wd4273 ;;
14fb9d3d
AS
2459 esac
2460 done
2461}
2462
2463icl_flags(){
2464 msvc_common_flags "$@"
2465 for flag; do
2466 case $flag in
2467 # Despite what Intel's documentation says -Wall, which is supported
2468 # on Windows, does enable remarks so disable them here.
2469 -Wall) echo $flag -Qdiag-disable:remark ;;
2470 -std=c99) echo -Qstd=c99 ;;
2471 esac
2472 done
2473}
2474
d0c6d424
MR
2475pgi_flags(){
2476 for flag; do
2477 case $flag in
643933f5 2478 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2479 -fomit-frame-pointer) echo -Mnoframe ;;
2480 -g) echo -gopt ;;
2481 *) echo $flag ;;
2482 esac
2483 done
2484}
2485
2486suncc_flags(){
2487 for flag; do
2488 case $flag in
2489 -march=*|-mcpu=*)
2490 case "${flag#*=}" in
2491 native) echo -xtarget=native ;;
2492 v9|niagara) echo -xarch=sparc ;;
2493 ultrasparc) echo -xarch=sparcvis ;;
2494 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2495 i586|pentium) echo -xchip=pentium ;;
2496 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2497 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2498 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2499 pentium4*) echo -xtarget=pentium4 ;;
2500 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2501 *-sse3) echo -xarch=sse3 ;;
2502 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2503 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2504 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2505 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2506 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2507 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2508 echo -xarch=sse2a ;;
2509 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2510 esac
2511 ;;
2512 -std=c99) echo -xc99 ;;
2513 -fomit-frame-pointer) echo -xregs=frameptr ;;
2514 -fPIC) echo -KPIC -xcode=pic32 ;;
2515 -W*,*) echo $flag ;;
5e753ed5
SM
2516 -f*-*|-W*|-mimpure-text) ;;
2517 -shared) echo -G ;;
d0c6d424
MR
2518 *) echo $flag ;;
2519 esac
2520 done
2521}
2522
2523tms470_flags(){
2524 for flag; do
2525 case $flag in
2526 -march=*|-mcpu=*)
2527 case "${flag#*=}" in
2528 armv7-a|cortex-a*) echo -mv=7a8 ;;
2529 armv7-r|cortex-r*) echo -mv=7r4 ;;
2530 armv7-m|cortex-m*) echo -mv=7m3 ;;
2531 armv6*|arm11*) echo -mv=6 ;;
2532 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2533 echo -mv=5e ;;
2534 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2535 esac
2536 ;;
2537 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2538 -mfpu=vfp) echo --float_support=vfpv2 ;;
2539 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2540 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2541 -msoft-float) echo --float_support=vfplib ;;
2542 -O[0-3]|-mf=*) echo $flag ;;
2543 -g) echo -g -mn ;;
2544 -pds=*) echo $flag ;;
ad93dccb
MR
2545 -D*|-I*) echo $flag ;;
2546 --gcc|--abi=*) echo $flag ;;
2547 -me) echo $flag ;;
d0c6d424
MR
2548 esac
2549 done
2550}
2551
a758c5e2
MR
2552probe_cc(){
2553 pfx=$1
2554 _cc=$2
2555
8db73c61
MR
2556 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2557 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2558 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2559 _flags_filter=echo
2560
2561 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2562 _type=llvm_gcc
2563 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2564 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2565 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2566 _cflags_speed='-O3'
2567 _cflags_size='-Os'
2568 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2569 _type=gcc
2570 gcc_version=$($_cc --version | head -n1)
2571 gcc_basever=$($_cc -dumpversion)
2572 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2573 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2574 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2575 if ! $_cc -dumpversion | grep -q '^2\.'; then
2576 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2577 fi
2578 _cflags_speed='-O3'
2579 _cflags_size='-Os'
b2d688ea 2580 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2581 _type=icc
2582 _ident=$($_cc --version | head -n1)
2583 _depflags='-MMD'
2584 _cflags_speed='-O3'
2585 _cflags_size='-Os'
2586 _cflags_noopt='-O1'
2587 elif $_cc -v 2>&1 | grep -q xlc; then
2588 _type=xlc
2589 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2590 _cflags_speed='-O5'
2591 _cflags_size='-O5 -qcompact'
2592 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2593 _type=ccc
2594 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2595 _DEPFLAGS='-M'
a758c5e2
MR
2596 _cflags_speed='-fast'
2597 _cflags_size='-O1'
457cc333 2598 _flags_filter=ccc_flags
a758c5e2
MR
2599 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2600 test -d "$sysroot" || die "No valid sysroot specified."
2601 _type=armcc
2602 _ident=$($_cc --vsn | head -n1)
2603 armcc_conf="$PWD/armcc.conf"
2604 $_cc --arm_linux_configure \
2605 --arm_linux_config_file="$armcc_conf" \
2606 --configure_sysroot="$sysroot" \
2607 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2608 die "Error creating armcc configuration file."
2609 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2610 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2611 as_default="${cross_prefix}gcc"
2612 _depflags='-MMD'
2613 _cflags_speed='-O3'
2614 _cflags_size='-Os'
0122118e 2615 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2616 _type=tms470
2617 _ident=$($_cc -version | head -n1 | tr -s ' ')
2618 _flags='--gcc --abi=eabi -me'
18031c49 2619 _cc_e='-ppl -fe=$@'
a758c5e2 2620 _cc_o='-fe=$@'
a758c5e2
MR
2621 _depflags='-ppa -ppd=$(@:.o=.d)'
2622 _cflags_speed='-O3 -mf=5'
2623 _cflags_size='-O3 -mf=2'
2624 _flags_filter=tms470_flags
2625 elif $_cc -v 2>&1 | grep -q clang; then
2626 _type=clang
2627 _ident=$($_cc --version | head -n1)
2628 _depflags='-MMD'
2629 _cflags_speed='-O3'
2630 _cflags_size='-Os'
2631 elif $_cc -V 2>&1 | grep -q Sun; then
2632 _type=suncc
2633 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2634 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2635 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2636 _ldflags='-std=c99'
2637 _cflags_speed='-O5'
2638 _cflags_size='-O5 -xspace'
2639 _flags_filter=suncc_flags
2640 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2641 _type=pathscale
2642 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2643 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2644 _cflags_speed='-O2'
2645 _cflags_size='-Os'
2646 _flags_filter='filter_out -Wdisabled-optimization'
2647 elif $_cc -v 2>&1 | grep -q Open64; then
2648 _type=open64
2649 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2650 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2651 _cflags_speed='-O2'
2652 _cflags_size='-Os'
2653 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2654 elif $_cc -V 2>&1 | grep -q Portland; then
2655 _type=pgi
2656 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2657 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2658 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2659 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2660 _cflags_noopt="-O1"
2661 _flags_filter=pgi_flags
dfa559bc
RB
2662 elif $_cc 2>&1 | grep -q Microsoft; then
2663 _type=msvc
2664 _ident=$($cc 2>&1 | head -n1)
2665 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2666 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2667 _cflags_speed="-O2"
2668 _cflags_size="-O1"
dfa559bc 2669 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2670 _ld_o='-out:$@'
dfa559bc
RB
2671 else
2672 _ld_o='-Fe$@'
2673 fi
ea9f7173
MS
2674 _cc_o='-Fo$@'
2675 _cc_e='-P -Fi$@'
dfa559bc
RB
2676 _flags_filter=msvc_flags
2677 _ld_lib='lib%.a'
2678 _ld_path='-libpath:'
2679 _flags='-nologo'
09f2581d 2680 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2681 if [ $pfx = hostcc ]; then
6a0200f2 2682 append _cflags -Dsnprintf=_snprintf
dfa559bc 2683 fi
322e4194
AS
2684 elif $_cc 2>&1 | grep -q Intel; then
2685 _type=icl
2686 _ident=$($cc 2>&1 | head -n1)
2687 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2688 # Not only is O3 broken on 13.x+ but it is slower on all previous
2689 # versions (tested) as well.
322e4194
AS
2690 _cflags_speed="-O2"
2691 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2692 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2693 _ld_o='-out:$@'
322e4194
AS
2694 else
2695 _ld_o='-Fe$@'
2696 fi
ea9f7173 2697 _cc_o='-Fo$@'
322e4194 2698 _cc_e='-P'
14fb9d3d 2699 _flags_filter=icl_flags
322e4194
AS
2700 _ld_lib='lib%.a'
2701 _ld_path='-libpath:'
ace87c19 2702 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2703 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2704 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2705 # with MSVC which enables it by default.
e0d6e2fc 2706 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2707 if [ $pfx = hostcc ]; then
2708 append _cflags -Dsnprintf=_snprintf
2709 fi
e5d45e02
LB
2710 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2711 _type=cparser
2712 _ident=$($_cc --version | head -n1)
2713 _depflags='-MMD'
2714 _cflags_speed='-O4'
2715 _cflags_size='-O2'
2716 _flags_filter=cparser_flags
aef6bd1b 2717 fi
a758c5e2
MR
2718
2719 eval ${pfx}_type=\$_type
2720 eval ${pfx}_ident=\$_ident
2721}
2722
2723set_ccvars(){
23565c26 2724 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2725 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2726 eval ${1}_O=\${_cc_o-\${${1}_O}}
2727
2728 if [ -n "$_depflags" ]; then
2729 eval ${1}_DEPFLAGS=\$_depflags
2730 else
2731 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2732 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2733 eval DEP${1}FLAGS=\$_flags
2734 fi
2735}
2736
2737probe_cc cc "$cc"
2738cflags_filter=$_flags_filter
2739cflags_speed=$_cflags_speed
2740cflags_size=$_cflags_size
2741cflags_noopt=$_cflags_noopt
2742add_cflags $_flags $_cflags
2743cc_ldflags=$_ldflags
2744set_ccvars CC
2745
2746probe_cc hostcc "$host_cc"
2747host_cflags_filter=$_flags_filter
a758c5e2 2748add_host_cflags $_flags $_cflags
a758c5e2 2749set_ccvars HOSTCC
629687f6 2750
851ffa80
MR
2751test -n "$cc_type" && enable $cc_type ||
2752 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2753
75bafbac 2754: ${as_default:=$cc}
50567afa 2755: ${dep_cc_default:=$cc}
684b28e0 2756: ${ld_default:=$cc}
095792f2
MR
2757: ${host_ld_default:=$host_cc}
2758set_default ar as dep_cc ld host_ld
75800dce 2759
a758c5e2
MR
2760probe_cc as "$as"
2761asflags_filter=$_flags_filter
2762add_asflags $_flags $_cflags
2763set_ccvars AS
2764
2765probe_cc ld "$ld"
2766ldflags_filter=$_flags_filter
2767add_ldflags $_flags $_ldflags
2768test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2769LD_O=${_ld_o-$LD_O}
8db73c61
MR
2770LD_LIB=${_ld_lib-$LD_LIB}
2771LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2772
095792f2
MR
2773probe_cc hostld "$host_ld"
2774host_ldflags_filter=$_flags_filter
2775add_host_ldflags $_flags $_ldflags
2776HOSTLD_O=${_ld_o-$HOSTLD_O}
2777
a758c5e2
MR
2778if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2779 probe_cc depcc "$dep_cc"
2780 CCDEP=${_DEPCMD:-$DEPCMD}
2781 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2782 DEPCCFLAGS=$_flags
2783fi
07dec06e 2784
3dbc777c
MR
2785if $ar 2>&1 | grep -q Microsoft; then
2786 arflags="-nologo"
2787 ar_o='-out:$@'
2788elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2789 arflags="rq"
2790 ar_o='$@'
4822ee3c
DB
2791elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2792 arflags='-Xany -r -c'
2793 ar_o='$@'
3dbc777c
MR
2794else
2795 arflags="rc"
2796 ar_o='$@'
2797fi
2798
7f32f40c 2799add_cflags $extra_cflags
2f2e6c7c 2800add_asflags $extra_cflags
7f32f40c 2801
154d432c
MR
2802if test -n "$sysroot"; then
2803 case "$cc_type" in
00ba041c 2804 gcc|llvm_gcc|clang)
467256f2 2805 add_cppflags --sysroot="$sysroot"
154d432c
MR
2806 add_ldflags --sysroot="$sysroot"
2807 ;;
6fec122a
MR
2808 tms470)
2809 add_cppflags -I"$sysinclude"
2810 add_ldflags --sysroot="$sysroot"
2811 ;;
154d432c
MR
2812 esac
2813fi
2814
d22c13a8 2815if test "$cpu" = host; then
ace87c19
DB
2816 enabled cross_compile &&
2817 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2818
2819 case "$cc_type" in
613a4e3f 2820 gcc|llvm_gcc)
d22c13a8
MR
2821 check_native(){
2822 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2823 sed -n "/cc1.*$1=/{
27ce1be8
MR
2824 s/.*$1=\\([^ ]*\\).*/\\1/
2825 p
2826 q
2827 }" $TMPE
d22c13a8
MR
2828 }
2829 cpu=$(check_native -march || check_native -mcpu)
2830 ;;
2831 esac
2832
ace87c19
DB
2833 test "${cpu:-host}" = host &&
2834 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2835fi
2836
e939cedd
MR
2837# Deal with common $arch aliases
2838case "$arch" in
5873b623
MR
2839 aarch64|arm64)
2840 arch="aarch64"
2841 ;;
e939cedd
MR
2842 arm*)
2843 arch="arm"
2844 ;;
2acda282 2845 mips*|IP*)
e939cedd
MR
2846 arch="mips"
2847 ;;
a6e9d649 2848 parisc*|hppa*)
e939cedd
MR
2849 arch="parisc"
2850 ;;
56203596 2851 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2852 arch="ppc"
2853 ;;
e939cedd
MR
2854 s390|s390x)
2855 arch="s390"
2856 ;;
2857 sh4|sh)
2858 arch="sh4"
2859 ;;
4cd217c0 2860 sun4u|sparc*)
e939cedd 2861 arch="sparc"
e939cedd 2862 ;;
c75848cd
DB
2863 tilegx|tile-gx)
2864 arch="tilegx"
2865 ;;
d33ed7b3 2866 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2867 arch="x86"
2868 ;;
2869esac
2870
851ffa80 2871is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2872enable $arch
e939cedd 2873
df5cdc24 2874# Add processor-specific flags
9ebd45c2 2875if enabled aarch64; then
33db40f8
MR
2876
2877 case $cpu in
2878 armv*)
2879 cpuflags="-march=$cpu"
2880 ;;
2881 *)
2882 cpuflags="-mcpu=$cpu"
2883 ;;
2884 esac
2885
2886elif enabled alpha; then
2887
2888 cpuflags="-mcpu=$cpu"
2889
2890elif enabled arm; then
2891
1234c66a
MR
2892 check_arm_arch() {
2893 check_cpp_condition stddef.h \
2894 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2895 $cpuflags
2896 }
2897
2898 probe_arm_arch() {
2899 if check_arm_arch 4; then echo armv4;
2900 elif check_arm_arch 4T; then echo armv4t;
2901 elif check_arm_arch 5; then echo armv5;
2902 elif check_arm_arch 5E; then echo armv5e;
2903 elif check_arm_arch 5T; then echo armv5t;
2904 elif check_arm_arch 5TE; then echo armv5te;
2905 elif check_arm_arch 5TEJ; then echo armv5te;
2906 elif check_arm_arch 6; then echo armv6;
2907 elif check_arm_arch 6J; then echo armv6j;
2908 elif check_arm_arch 6K; then echo armv6k;
2909 elif check_arm_arch 6Z; then echo armv6z;
2910 elif check_arm_arch 6ZK; then echo armv6zk;
2911 elif check_arm_arch 6T2; then echo armv6t2;
2912 elif check_arm_arch 7; then echo armv7;
2913 elif check_arm_arch 7A 7_A; then echo armv7-a;
2914 elif check_arm_arch 7R 7_R; then echo armv7-r;
2915 elif check_arm_arch 7M 7_M; then echo armv7-m;
2916 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2917 elif check_arm_arch 8A 8_A; then echo armv8-a;
2918 fi
2919 }
2920
2921 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2922
33db40f8
MR
2923 case $cpu in
2924 armv*)
2925 cpuflags="-march=$cpu"
2926 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2927 ;;
2928 *)
2929 cpuflags="-mcpu=$cpu"
2930 case $cpu in
2931 cortex-a*) subarch=armv7a ;;
2932 cortex-r*) subarch=armv7r ;;
2933 cortex-m*) enable thumb; subarch=armv7m ;;
2934 arm11*) subarch=armv6 ;;
2935 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2936 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2937 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2938 esac
2939 ;;
2940 esac
2941
f0fe245b
MR
2942 case "$subarch" in
2943 armv5t*) enable fast_clz ;;
2944 armv[6-8]*) enable fast_clz fast_unaligned ;;
2945 esac
2946
33db40f8
MR
2947elif enabled avr32; then
2948
2949 case $cpu in
2950 ap7[02]0[0-2])
2951 subarch="avr32_ap"
2952 cpuflags="-mpart=$cpu"
2953 ;;
2954 ap)
2955 subarch="avr32_ap"
2956 cpuflags="-march=$cpu"
2957 ;;
2958 uc3[ab]*)
2959 subarch="avr32_uc"
2960 cpuflags="-mcpu=$cpu"
2961 ;;
2962 uc)
2963 subarch="avr32_uc"
2964 cpuflags="-march=$cpu"
2965 ;;
2966 esac
2967
2968elif enabled bfin; then
2969
2970 cpuflags="-mcpu=$cpu"
2971
2972elif enabled mips; then
2973
2974 cpuflags="-march=$cpu"
2975
5d54c126 2976elif enabled ppc; then
343aef9b 2977
56348891
MR
2978 case $(tolower $cpu) in
2979 601|ppc601|powerpc601)
9dbd5c3d 2980 cpuflags="-mcpu=601"
64ad53ff 2981 disable altivec
9dbd5c3d 2982 ;;
56348891 2983 603*|ppc603*|powerpc603*)
9dbd5c3d 2984 cpuflags="-mcpu=603"
64ad53ff 2985 disable altivec
9dbd5c3d 2986 ;;
56348891 2987 604*|ppc604*|powerpc604*)
9dbd5c3d 2988 cpuflags="-mcpu=604"
64ad53ff 2989 disable altivec
9dbd5c3d 2990 ;;
56348891 2991 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2992 cpuflags="-mcpu=750"
64ad53ff 2993 disable altivec
9dbd5c3d 2994 ;;
56348891 2995 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2996 cpuflags="-mcpu=7450"
9dbd5c3d 2997 ;;
56348891 2998 74*|ppc74*|powerpc74*)
7f1fcaf0 2999 cpuflags="-mcpu=7400"
9dbd5c3d 3000 ;;
313f9fbf 3001 g5|970|ppc970|powerpc970)
7f1fcaf0 3002 cpuflags="-mcpu=970"
9dbd5c3d 3003 ;;
313f9fbf 3004 power[3-7]*)
7f1fcaf0 3005 cpuflags="-mcpu=$cpu"
313f9fbf 3006 ;;
56348891 3007 cell)
9dbd5c3d
MR
3008 cpuflags="-mcpu=cell"
3009 enable ldbrx
3010 ;;
4ab26cb4
DB
3011 e500mc)
3012 cpuflags="-mcpu=e500mc"
3013 disable altivec
3014 ;;
7b0b81a1
AL
3015 e500v2)
3016 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3017 disable altivec
3018 ;;
3019 e500)
3020 cpuflags="-mcpu=8540 -mhard-float"
3021 disable altivec
3022 ;;
9dbd5c3d 3023 esac
343aef9b 3024
33db40f8
MR
3025elif enabled sparc; then
3026
3027 case $cpu in
3028 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3029 cpuflags="-mcpu=$cpu"
3030 disable vis
3031 ;;
3032 ultrasparc*|niagara[234])
3033 cpuflags="-mcpu=$cpu"
3034 ;;
3035 esac
3036
343aef9b
MR
3037elif enabled x86; then
3038
9dbd5c3d
MR
3039 case $cpu in
3040 i[345]86|pentium)
3041 cpuflags="-march=$cpu"
3042 disable mmx
3043 ;;
f54b5505 3044 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3045 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3046 cpuflags="-march=$cpu"
f54b5505 3047 disable i686
9dbd5c3d 3048 ;;
f54b5505 3049 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3050 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3051 cpuflags="-march=$cpu"
f54b5505 3052 enable i686
9dbd5c3d
MR
3053 enable fast_cmov
3054 ;;
3055 # targets that do support conditional mov but on which it's slow
3056 pentium4|pentium4m|prescott|nocona)
3057 cpuflags="-march=$cpu"
f54b5505 3058 enable i686
9dbd5c3d
MR
3059 disable fast_cmov
3060 ;;
3061 esac
343aef9b 3062
343aef9b
MR
3063fi
3064
9ebd45c2
MR
3065if [ "$cpu" != generic ]; then
3066 add_cflags $cpuflags
3067 add_asflags $cpuflags
3068fi
df5cdc24 3069
993f2d0f
MR
3070# compiler sanity check
3071check_exec <<EOF
3072int main(void){ return 0; }
3073EOF
3074if test "$?" != 0; then
3075 echo "$cc is unable to create an executable file."
3076 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3077 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3078 echo "Only do this if you know what cross compiling means."
3079 fi
3080 die "C compiler test failed."
3081fi
3082
046f081b 3083add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3084check_cflags -std=c99
50a334e4 3085check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3086#include <stdlib.h>
3087EOF
50a334e4 3088check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3089#include <stdlib.h>
3090EOF
e9b9a2f8 3091
f0125de9 3092check_host_cflags -std=c99
0a6db2a2 3093check_host_cflags -Wall
f0125de9 3094
d4c99513
MR
3095check_64bit(){
3096 arch32=$1
3097 arch64=$2
3098 expr=$3
3099 check_code cc "" "int test[2*($expr) - 1]" &&
3100 subarch=$arch64 || subarch=$arch32
3101}
3102
b24dbcbd 3103case "$arch" in
d11cb13b 3104 aarch64|alpha|ia64)
2acda282
MR
3105 spic=$shared
3106 ;;
3107 mips)
3108 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3109 spic=$shared
b24dbcbd 3110 ;;
a6e9d649
MR
3111 parisc)
3112 check_64bit parisc parisc64 'sizeof(void *) > 4'
3113 spic=$shared
3114 ;;
56203596
MR
3115 ppc)
3116 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3117 spic=$shared
56203596 3118 ;;
4cd217c0
MR
3119 sparc)
3120 check_64bit sparc sparc64 'sizeof(void *) > 4'
3121 spic=$shared
3122 ;;
e939cedd 3123 x86)
d4c99513 3124 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3125 if test "$subarch" = "x86_64"; then
e939cedd 3126 spic=$shared
de27f4d9 3127 fi
b24dbcbd 3128 ;;
b24dbcbd
RP
3129esac
3130
343aef9b 3131enable $subarch
b1803c79 3132enabled spic && enable_weak pic
b24dbcbd 3133
7483e694 3134# OS specific
4f854758 3135case $target_os in
d3635f3a 3136 aix)
80ade798 3137 SHFLAGS=-shared
d3635f3a 3138 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3139 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3140 ;;
a1629e28 3141 haiku)
63ae7e7c 3142 prefix_default="/boot/common"
108caaaa 3143 network_extralibs="-lnetwork"
f59c4bd6 3144 host_libs=
a1629e28 3145 ;;
7483e694 3146 sunos)
9987769a 3147 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3148 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3149 network_extralibs="-lsocket -lnsl"
779222db 3150 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3151 # When using suncc to build, the Solaris linker will mark
3152 # an executable with each instruction set encountered by
3153 # the Solaris assembler. As our libraries contain their own
3154 # guards for processor-specific code, instead suppress
3155 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3156 enabled_all suncc x86 &&
3157 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3158 add_ldflags -Wl,-M,mapfile
2a8a860a 3159 nm_default='nm -P -g'
7483e694
DB
3160 ;;
3161 netbsd)
a1e4b3f6 3162 disable symver
07a8eef6
MR
3163 oss_indev_extralibs="-lossaudio"
3164 oss_outdev_extralibs="-lossaudio"
7483e694 3165 ;;
d488c3bc 3166 openbsd|bitrig)
a1e4b3f6 3167 disable symver
7483e694 3168 SHFLAGS='-shared'
69dca3a4 3169 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3170 SLIB_INSTALL_LINKS=
07a8eef6
MR
3171 oss_indev_extralibs="-lossaudio"
3172 oss_outdev_extralibs="-lossaudio"
7483e694 3173 ;;
a1e4b3f6 3174 dragonfly)
a1e4b3f6
MR
3175 disable symver
3176 ;;
3177 freebsd)
7483e694
DB
3178 ;;
3179 bsd/os)
355d81df 3180 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3181 ;;
3182 darwin)
301ab19d 3183 gas="gas-preprocessor.pl $cc"
e08b8239 3184 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3185 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3186 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3187 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3188 SLIBSUF=".dylib"
3189 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3190 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3191 objformat="macho"
1b0f6fb8 3192 enabled x86_64 && objformat="macho64"
8dfa86f7 3193 enabled_any pic shared ||
2704bd1a 3194 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3195 ;;
3196 mingw32*)
9d3f4f50 3197 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3198 disable network
3199 else
3200 target_os=mingw32
3201 fi
dcc01c06 3202 LIBTARGET=i386
1fc9fb8a 3203 if enabled x86_64; then
417516f6 3204 LIBTARGET="i386:x86-64"
336cc1b0 3205 elif enabled arm; then
15c5156d 3206 LIBTARGET=arm-wince
dcc01c06 3207 fi
225a5f91
AS
3208 check_ldflags -Wl,--nxcompat
3209 check_ldflags -Wl,--dynamicbase
fbd971a4 3210 shlibdir_default="$bindir_default"
7483e694
DB
3211 SLIBPREF=""
3212 SLIBSUF=".dll"
7483e694
DB
3213 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3214 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3215 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3216 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3217 SLIB_INSTALL_LINKS=
3218 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3219 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3220 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3221 objformat="win32"
ec10a9ab 3222 dlltool="${cross_prefix}dlltool"
a3222470 3223 ranlib=:
bc574408 3224 enable dos_paths
7483e694 3225 ;;
53e8cd68 3226 win32|win64)
03f6d4e0 3227 disable symver
d66c52c2
MS
3228 if enabled shared; then
3229 # Link to the import library instead of the normal static library
3230 # for shared libs.
3231 LD_LIB='%.lib'
e2cd766c 3232 # Cannot build both shared and static libs with MSVC or icl.
d66c52c2
MS
3233 disable static
3234 fi
3235 shlibdir_default="$bindir_default"
3236 SLIBPREF=""
3237 SLIBSUF=".dll"
3238 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3239 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3240 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3241 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3242 SLIB_INSTALL_LINKS=
3243 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3244 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3245 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3246 objformat="win32"
3247 ranlib=:
3248 enable dos_paths
3249 ;;
7483e694 3250 cygwin*)
4f854758 3251 target_os=cygwin
fbd971a4 3252 shlibdir_default="$bindir_default"
7483e694
DB
3253 SLIBPREF="cyg"
3254 SLIBSUF=".dll"
3255 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3256 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3257 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3258 SLIB_INSTALL_LINKS=
3259 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3260 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3261 objformat="win32"
bc574408 3262 enable dos_paths
7483e694 3263 ;;
4f365f37 3264 *-dos|freedos|opendos)
4f365f37 3265 network_extralibs="-lsocket"
ff1c015d 3266 objformat="coff"
bc574408 3267 enable dos_paths
a7a187a1 3268 add_cppflags -U__STRICT_ANSI__
4f365f37 3269 ;;
7483e694 3270 linux)
7483e694
DB
3271 enable dv1394
3272 ;;
3273 irix*)
4f854758 3274 target_os=irix
7483e694
DB
3275 ranlib="echo ignoring ranlib"
3276 ;;
d22e8442 3277 os/2*)
d22e8442 3278 ln_s="cp -f"
9297f1ed 3279 objformat="aout"
e14574eb 3280 add_cppflags -D_GNU_SOURCE
355d81df 3281 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3282 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3283 LIBSUF="_s.a"
d22e8442
DY
3284 SLIBPREF=""
3285 SLIBSUF=".dll"
3286 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3287 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3288 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3289 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3290 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3291 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3292 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3293 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3294 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3295 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3296 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3297 enable dos_paths
d22e8442 3298 ;;
83993c1c 3299 gnu/kfreebsd)
3bd1eacd 3300 add_cppflags -D_BSD_SOURCE