build: Check for pod2man instead of perl for manual page generation
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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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."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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]
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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.
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289 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
290 should be used only for debugging purposes)
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291 --enable-random randomly enable/disable components
292 --disable-random
293 --enable-random=LIST randomly enable/disable specific components or
294 --disable-random=LIST component groups. LIST is a comma-separated list
295 of NAME[:PROB] entries where NAME is a component
296 (group) and PROB the probability associated with
297 NAME (default 0.5).
298 --random-seed=VALUE seed value for --enable/disable-random
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299
300NOTE: Object files are built at the place where configure is launched.
301EOF
60e8bc13 302 exit 0
74c53c2d 303}
cf9d24ad 304
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305quotes='""'
306
57bd82d4 307log(){
2270b4b2 308 echo "$@" >> $logfile
57bd82d4
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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
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322warn(){
323 log "WARNING: $*"
324 WARNINGS="${WARNINGS}WARNING: $*\n"
325}
326
2ba042a7
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327die(){
328 echolog "$@"
329 cat <<EOF
d326cf7f 330
2ba042a7 331If you think configure made a mistake, make sure you are using the latest
4a6a21f5 332version from Git. If the latest version fails, report the problem to the
5045f6bd 333libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 334EOF
e155a21a 335 if disabled logging; then
2ba042a7 336 cat <<EOF
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337Rerun configure with logging enabled (do not use --disable-logging), and
338include the log this produces with your report.
2ba042a7
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339EOF
340 else
f69f51b3 341 cat <<EOF
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342Include the log file "$logfile" produced by configure as this will help
343solving the problem.
2ba042a7
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344EOF
345 fi
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346 exit 1
347}
348
6c6007d6 349# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 350toupper(){
6c6007d6 351 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
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352}
353
4a5444db 354tolower(){
6c6007d6 355 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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356}
357
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358c_escape(){
359 echo "$*" | sed 's/["\\]/\\\0/g'
360}
361
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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 "$v"
366}
367
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368cleanws(){
369 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
370}
371
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372filter(){
373 pat=$1
374 shift
375 for v; do
98ef6079 376 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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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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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")='$*'
3f8040db
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424}
425
426get_safe(){
f868b24d 427 eval echo \$$(sanitize_var_name "$1")
3f8040db
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428}
429
799c9e9b 430pushvar(){
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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
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435 done
436}
437
438popvar(){
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MS
439 for pvar in $*; do
440 eval level=\${${pvar}_level:-0}
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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
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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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466 for var; do
467 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
468 done
72702705
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469}
470
471disable_safe(){
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472 for var; do
473 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
474 done
72702705
MR
475}
476
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477do_enable_deep(){
478 for var; do
479 enabled $var && continue
480 eval sel="\$${var}_select"
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481 eval sgs="\$${var}_suggest"
482 pushvar var sgs
f9d328da 483 enable_deep $sel
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484 popvar sgs
485 enable_deep_weak $sgs
f9d328da
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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 $var
502 done
72a43668
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503}
504
57bd82d4 505enabled(){
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MR
506 test "${1#!}" = "$1" && op== || op=!=
507 eval test "x\$${1#!}" $op "xyes"
44161118
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508}
509
37970ebf 510disabled(){
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MR
511 test "${1#!}" = "$1" && op== || op=!=
512 eval test "x\$${1#!}" $op "xno"
37970ebf
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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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DB
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
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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#!}"
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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"
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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
ab81f24a
DB
1044EXAMPLE_LIST="
1045 output_example
1046"
1047
3fc09b00
MR
1048EXTERNAL_LIBRARY_LIST="
1049 avisynth
1050 bzlib
1051 frei0r
1052 gnutls
1053 libcdio
1054 libdc1394
1055 libfaac
1056 libfdk_aac
1057 libfreetype
1058 libgsm
1059 libilbc
1060 libmp3lame
1061 libopencore_amrnb
1062 libopencore_amrwb
1063 libopencv
1064 libopenjpeg
1065 libopus
1066 libpulse
1067 librtmp
1068 libschroedinger
1069 libspeex
1070 libtheora
1071 libvo_aacenc
1072 libvo_amrwbenc
1073 libvorbis
1074 libvpx
84d3ff50 1075 libwavpack
3fc09b00
MR
1076 libx264
1077 libxavs
1078 libxvid
1079 openssl
1080 x11grab
1081 zlib
1082"
1083
70b348ec
DB
1084HWACCEL_LIST="
1085 dxva2
1086 vaapi
1087 vda
1088 vdpau
1089"
d89f2fa9
DB
1090LIBRARY_LIST="
1091 avcodec
1092 avdevice
1093 avfilter
1094 avformat
1095 avresample
1096 avutil
1097 swscale
1098"
1099
055c61b8
DB
1100PROGRAM_LIST="
1101 avconv
1102 avplay
1103 avprobe
1104 avserver
055c61b8
DB
1105"
1106
4a0d6686
AJ
1107CONFIG_LIST="
1108 $COMPONENT_LIST
ab81f24a 1109 $EXAMPLE_LIST
3fc09b00 1110 $EXTERNAL_LIBRARY_LIST
70b348ec 1111 $HWACCEL_LIST
d89f2fa9 1112 $LIBRARY_LIST
055c61b8 1113 $PROGRAM_LIST
7f3f5f46 1114 dct
4da3f410 1115 doc
0b499c9b 1116 error_resilience
1848f7d9 1117 fft
c88f5d72 1118 gpl
d8d0d0b2 1119 gray
3abe5fbd 1120 hardcoded_tables
b781cc12 1121 lsp
2a91ada8 1122 lzo
47a158cb 1123 mdct
c88f5d72 1124 memalign_hack
c88f5d72 1125 network
3fe142e2 1126 nonfree
92f0abb2 1127 pod2man
8a3c8627 1128 pic
68602540 1129 rdft
e90f5b5a 1130 runtime_cpudetect
8cfbbd92 1131 safe_bitstream_reader
2e35e684 1132 shared
bd2216e4 1133 small
6b35d421 1134 sram
2e35e684 1135 static
a9ddb5b1 1136 swscale_alpha
f187557a 1137 texi2html
8986fddc 1138 thumb
9cad0e4e 1139 version3
7e4d9d5d 1140 xmm_clobber_test
4a0d6686 1141"
c88f5d72 1142
8eee7025 1143THREADS_LIST='
8eee7025
DB
1144 pthreads
1145 w32threads
1146'
1147
f9f6402e
AK
1148ATOMICS_LIST='
1149 atomics_gcc
f9f6402e 1150 atomics_suncc
93e65e9a 1151 atomics_win32
f9f6402e
AK
1152'
1153
3f5b56e5 1154ARCH_LIST='
5873b623 1155 aarch64
3f5b56e5 1156 alpha
a2fc0f6a 1157 arm
fdcd782d
MR
1158 avr32
1159 avr32_ap
1160 avr32_uc
3f5b56e5
MR
1161 bfin
1162 ia64
1163 m68k
1164 mips
bae3abb0 1165 mips64
3f5b56e5 1166 parisc
79cb09b2 1167 ppc
34d11b87 1168 ppc64
3f5b56e5
MR
1169 s390
1170 sh4
1171 sparc
1172 sparc64
c75848cd
DB
1173 tilegx
1174 tilepro
0844bae1 1175 tomi
3f5b56e5
MR
1176 x86
1177 x86_32
1178 x86_64
1179'
1180
81dfa21e
MR
1181ARCH_EXT_LIST_ARM='
1182 armv5te
1183 armv6
1184 armv6t2
81dfa21e 1185 neon
b3267559 1186 vfp
81dfa21e
MR
1187 vfpv3
1188'
1189
50cd43f2 1190ARCH_EXT_LIST_X86='
3bf96eec 1191 amd3dnow
a1ef9f08 1192 amd3dnowext
50cd43f2 1193 avx
4d6ee072 1194 avx2
50cd43f2 1195 fma4
84146963 1196 i686
50cd43f2
DB
1197 mmx
1198 mmxext
1199 sse
1200 sse2
1201 sse3
1202 sse4
1203 sse42
1204 ssse3
1205'
1206
1207ARCH_EXT_LIST="
81dfa21e 1208 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1209 $ARCH_EXT_LIST_X86
1210 altivec
799fde37 1211 ppc4xx
bd9d34a0 1212 vis
50cd43f2 1213"
3f5b56e5 1214
fd712a55
DB
1215HAVE_LIST_CMDLINE='
1216 inline_asm
1217 symver
1218 yasm
1219'
1220
a3e02a8c
MR
1221HAVE_LIST_PUB='
1222 bigendian
d268eee9 1223 fast_unaligned
a3e02a8c
MR
1224'
1225
79042ab3 1226MATH_FUNCS="
fab0a8b2
MR
1227 atanf
1228 atan2f
79042ab3 1229 cbrtf
fab0a8b2 1230 cosf
79042ab3
DB
1231 exp2
1232 exp2f
fab0a8b2 1233 expf
79042ab3
DB
1234 isinf
1235 isnan
fab0a8b2 1236 ldexpf
79042ab3
DB
1237 llrint
1238 llrintf
1239 log2
1240 log2f
fab0a8b2 1241 log10f
79042ab3
DB
1242 lrint
1243 lrintf
fab0a8b2 1244 powf
79042ab3
DB
1245 rint
1246 round
1247 roundf
fab0a8b2 1248 sinf
79042ab3
DB
1249 trunc
1250 truncf
1251"
1252
3f5b56e5
MR
1253HAVE_LIST="
1254 $ARCH_EXT_LIST
43b73d59
DB
1255 $(add_suffix _external $ARCH_EXT_LIST)
1256 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1257 $HAVE_LIST_CMDLINE
a3e02a8c 1258 $HAVE_LIST_PUB
3f5b56e5 1259 $THREADS_LIST
f9f6402e 1260 $ATOMICS_LIST
79042ab3 1261 $MATH_FUNCS
be1a839c 1262 aligned_malloc
59782b82 1263 aligned_stack
35fd8122 1264 alsa_asoundlib_h
3f5b56e5 1265 altivec_h
c9fdab0d 1266 arpa_inet_h
ec9d2c15 1267 asm_mod_q
6308729e 1268 asm_mod_y
817dff57 1269 atomic_cas_ptr
f9f6402e 1270 atomics_native
dffb41b9 1271 attribute_may_alias
e7ea5e3d 1272 attribute_packed
43e0e0c4
LB
1273 cdio_paranoia_h
1274 cdio_paranoia_paranoia_h
ecf97f22 1275 closesocket
15caccb9 1276 CommandLineToArgvW
180d43bc 1277 cpunop
1093383d 1278 CryptGenRandom
c88f5d72 1279 dcbzl
f8aa696f
DB
1280 dev_bktr_ioctl_bt848_h
1281 dev_bktr_ioctl_meteor_h
1282 dev_ic_bt8xx_h
f8aa696f 1283 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1284 dev_video_meteor_ioctl_meteor_h
ca6b544a 1285 direct_h
18b67ae5 1286 dlfcn_h
c88f5d72 1287 dlopen
bc574408 1288 dos_paths
fa845061 1289 dxva_h
245626d0
DB
1290 ebp_available
1291 ebx_available
c2a29455 1292 fast_64bit
669b5583 1293 fast_clz
7073e9fc 1294 fast_cmov
534a2231 1295 fcntl
9d99cc5a 1296 fork
84882df6 1297 getaddrinfo
da9e86f8 1298 gethrtime
667fb97a 1299 getopt
02e8f427 1300 GetProcessAffinityMask
fc5607f8 1301 GetProcessMemoryInfo
4e68cb8a 1302 GetProcessTimes
61183b5a 1303 GetSystemTimeAsFileTime
66be5b45 1304 getrusage
c3e73100 1305 getservbyport
61183b5a 1306 gettimeofday
a49d3025 1307 gnu_as
c7df1532 1308 gsm_h
2f0c136e 1309 ibm_asm
2e1913b1 1310 inet_aton
3b1ab197 1311 io_h
ef5b70af 1312 inline_asm_labels
abfc8d05 1313 isatty
8772997d 1314 jack_port_get_latency_range
9f5ff83f 1315 ldbrx
0b4a1821
AS
1316 libdc1394_1
1317 libdc1394_2
d96cd429
MR
1318 local_aligned_16
1319 local_aligned_8
a5b64584 1320 localtime_r
85dd97ad 1321 loongson
f8aa696f
DB
1322 machine_ioctl_bt848_h
1323 machine_ioctl_meteor_h
65f1d45d 1324 machine_rw_barrier
c88f5d72 1325 malloc_h
73f6d31e 1326 MapViewOfFile
c88f5d72 1327 memalign
65f1d45d 1328 MemoryBarrier
6ffa87d3 1329 mkstemp
f80ddd5b 1330 mm_empty
0328b9ea 1331 mmap
e98b02de 1332 mprotect
4fa661a8 1333 msvcrt
d3d3a32c 1334 nanosleep
3e0b1c9a 1335 poll_h
1f91cdce 1336 posix_memalign
3a7050ff 1337 pragma_deprecated
07b28702 1338 rdtsc
ea4d5f48 1339 sched_getaffinity
c88f5d72 1340 sdl
7e6a11bc 1341 SetConsoleTextAttribute
b507ebd1 1342 setmode
3e0b1c9a 1343 setrlimit
d3d3a32c 1344 Sleep
15d59d2c 1345 sndio_h
72be9e73 1346 socklen_t
deb29777 1347 soundcard_h
87958234 1348 strerror_r
6379900c 1349 strptime
47941088 1350 strtok_r
c0018613 1351 struct_addrinfo
75d339e0
MS
1352 struct_group_source_req
1353 struct_ip_mreq_source
b4d68544 1354 struct_ipv6_mreq
cdee08e3 1355 struct_pollfd
3e0b1c9a 1356 struct_rusage_ru_maxrss
b4d68544 1357 struct_sockaddr_in6
3b2372bf 1358 struct_sockaddr_sa_len
33a4dbdd 1359 struct_sockaddr_storage
a6a4793d 1360 struct_v4l2_frmivalenum_discrete
b462d132 1361 symver_asm_label
3e0b1c9a 1362 symver_gnu_asm
e460aa32 1363 sync_val_compare_and_swap
bcc73960 1364 sysconf
b9e22269 1365 sysctl
b58412f1 1366 sys_mman_h
06bb5905 1367 sys_param_h
b091aa44 1368 sys_resource_h
81644c2e 1369 sys_select_h
deb29777 1370 sys_soundcard_h
e64bceea 1371 sys_time_h
60538758 1372 sys_un_h
1b6e8b73 1373 sys_videoio_h
b265431e 1374 threads
542920b7 1375 unistd_h
d3d3a32c 1376 usleep
7671dd7c 1377 vdpau_x11
ce742de2 1378 vfp_args
7c5bfe7a 1379 VirtualAlloc
d3d3a32c 1380 windows_h
6ff3f3e7 1381 winsock2_h
cc078b5d 1382 xform_asm
7671dd7c 1383 xlib
6f74fb03 1384 xmm_clobbers
0cb78cef 1385"
44161118 1386
511cf612 1387# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1388CONFIG_EXTRA="
87849592 1389 aandcttables
bfe9f48a 1390 ac3dsp
aa11cb79 1391 audio_frame_queue
b93b27ed 1392 dsputil
bfe9f48a 1393 gcrypt
478fd534 1394 golomb
9cad0e4e 1395 gplv3
0338c396 1396 h263dsp
478fd534
DB
1397 h264chroma
1398 h264dsp
1399 h264pred
915a2a0a 1400 h264qpel
68d8238c 1401 hpeldsp
478fd534 1402 huffman
9cad0e4e 1403 lgplv3
478fd534 1404 lpc
1e164c0b 1405 mpegaudio
bfe9f48a 1406 mpegaudiodsp
18bbca1f 1407 mpegvideo
ad08dfd5 1408 mpegvideoenc
bfe9f48a 1409 nettle
f704a079 1410 rangecoder
255d9c57 1411 riffdec
3dd5c95d 1412 riffenc
bfe9f48a 1413 rtpdec
5ad2f0bf 1414 rtpenc_chain
bfe9f48a 1415 sinewin
8c53d39e 1416 videodsp
ab9f9876 1417 vp3dsp
b6bb00b0
MR
1418"
1419
520cc7f1 1420CMDLINE_SELECT="
3f5b56e5 1421 $ARCH_EXT_LIST
520cc7f1 1422 $CONFIG_LIST
fd712a55 1423 $HAVE_LIST_CMDLINE
8eee7025 1424 $THREADS_LIST
c8a4ae00 1425 asm
db6107b6 1426 cross_compile
520cc7f1
MR
1427 debug
1428 extra_warnings
8c6afa4d 1429 logging
65d12900 1430 lto
d2bbb2f7 1431 optimizations
520cc7f1 1432"
426be5dc
DB
1433
1434PATHS_LIST='
d156bede 1435 bindir
14a8acf1 1436 datadir
f4ca970d 1437 docdir
26759c44
MR
1438 incdir
1439 libdir
26759c44
MR
1440 mandir
1441 prefix
1442 shlibdir
426be5dc
DB
1443'
1444
1445CMDLINE_SET="
1446 $PATHS_LIST
121d78d0 1447 ar
426be5dc 1448 arch
313c46a6 1449 as
426be5dc
DB
1450 build_suffix
1451 cc
1452 cpu
1453 cross_prefix
50567afa 1454 dep_cc
ac63af34 1455 extra_version
9da6609f
MR
1456 host_cc
1457 host_cflags
095792f2 1458 host_ld
9da6609f
MR
1459 host_ldflags
1460 host_libs
82bb3329 1461 host_os
684b28e0 1462 ld
426be5dc 1463 logfile
4ae40685 1464 malloc_prefix
89641463 1465 nm
9cd7b854 1466 optflags
3f8040db 1467 pkg_config
154caa67 1468 random_seed
2fad0977 1469 samples
c5200f17
MR
1470 sysinclude
1471 sysroot
a7ada2ba 1472 target_exec
26759c44 1473 target_os
a7ada2ba 1474 target_path
ba13606c 1475 target_samples
aeeb782c 1476 toolchain
426be5dc 1477"
520cc7f1 1478
89f2932b
MR
1479CMDLINE_APPEND="
1480 extra_cflags
4cc4b33f 1481 host_cppflags
89f2932b
MR
1482"
1483
912f3148
DB
1484# code dependency declarations
1485
9eeed841 1486# architecture extensions
808fa33c 1487
a2fc0f6a
MR
1488armv5te_deps="arm"
1489armv6_deps="arm"
ab5cb084 1490armv6t2_deps="arm"
808fa33c 1491neon_deps="arm"
b3267559
MR
1492vfp_deps="arm"
1493vfpv3_deps="vfp"
808fa33c 1494
637606de
MR
1495map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1496
808fa33c
MR
1497altivec_deps="ppc"
1498ppc4xx_deps="ppc"
1499
1500vis_deps="sparc"
1501
84146963
DB
1502cpunop_deps="i686"
1503x86_64_select="i686"
1504x86_64_suggest="fast_cmov"
50cd43f2 1505
808fa33c
MR
1506amd3dnow_deps="mmx"
1507amd3dnowext_deps="amd3dnow"
9eeed841 1508mmx_deps="x86"
239fdf1b 1509mmxext_deps="mmx"
50cd43f2
DB
1510sse_deps="mmxext"
1511sse2_deps="sse"
1512sse3_deps="sse2"
1513ssse3_deps="sse3"
1514sse4_deps="ssse3"
1515sse42_deps="sse4"
1516avx_deps="sse42"
79687079 1517fma4_deps="avx"
4d6ee072 1518avx2_deps="avx"
9eeed841 1519
43b73d59
DB
1520mmx_external_deps="yasm"
1521mmx_inline_deps="inline_asm"
1522mmx_suggest="mmx_external mmx_inline"
1523
1524for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1525 eval dep=\$${ext}_deps
1526 eval ${ext}_external_deps='"${dep}_external"'
1527 eval ${ext}_inline_deps='"${dep}_inline"'
1528 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1529done
1530
59782b82 1531aligned_stack_if_any="ppc x86"
e939cedd 1532fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1533fast_clz_if_any="alpha avr32 mips ppc x86"
1534fast_unaligned_if_any="ppc x86"
669b5583 1535
6fec122a 1536inline_asm_deps="!tms470"
3e0b1c9a 1537need_memalign="altivec neon sse"
89e053f8 1538
b462d132
MR
1539symver_if_any="symver_asm_label symver_gnu_asm"
1540
88a35699
MS
1541log2_deps="!msvcrt"
1542
26fbcc85 1543# subsystems
dc609252 1544dct_select="rdft"
b93b27ed
RB
1545error_resilience_select="dsputil"
1546lpc_select="dsputil"
26fbcc85
MR
1547mdct_select="fft"
1548rdft_select="fft"
1e164c0b 1549mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1550mpegaudiodsp_select="dct"
f4fed5a2 1551mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1552mpegvideoenc_select="mpegvideo"
26fbcc85 1553
ed40b6bf 1554# decoders / encoders
cfc2a0cf 1555aac_decoder_select="mdct sinewin"
aa11cb79 1556aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1557aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1558ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1559ac3_encoder_select="mdct ac3dsp dsputil"
1560ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1561aic_decoder_select="dsputil golomb"
f4d608e3 1562alac_encoder_select="lpc"
b93b27ed 1563als_decoder_select="dsputil"
b781cc12 1564amrnb_decoder_select="lsp"
2b2a597e 1565amrwb_decoder_select="lsp"
28bc406c 1566amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1567ape_decoder_select="dsputil"
1568asv1_decoder_select="dsputil"
1569asv1_encoder_select="dsputil"
1570asv2_decoder_select="dsputil"
1571asv2_encoder_select="dsputil"
4538729a 1572atrac1_decoder_select="mdct sinewin"
26fbcc85 1573atrac3_decoder_select="mdct"
0f0a11d5 1574bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1575binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1576binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1577cavs_decoder_select="dsputil golomb h264chroma videodsp"
1578cllc_decoder_select="dsputil"
9b500b8f 1579comfortnoise_encoder_select="lpc"
b93b27ed 1580cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1581cscd_decoder_select="lzo"
2eef7c62 1582cscd_decoder_suggest="zlib"
26fbcc85 1583dca_decoder_select="mdct"
b93b27ed
RB
1584dnxhd_decoder_select="dsputil"
1585dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1586dvvideo_decoder_select="dsputil"
1587dvvideo_encoder_select="dsputil"
61c31e4e 1588dxa_decoder_deps="zlib"
baf91bb9 1589eac3_decoder_select="ac3_decoder"
4264a0dd 1590eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1591eamad_decoder_select="aandcttables dsputil mpegvideo"
1592eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1593eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1594ffv1_decoder_select="dsputil golomb rangecoder"
1595ffv1_encoder_select="dsputil rangecoder"
1596ffvhuff_decoder_select="dsputil"
1597ffvhuff_encoder_select="dsputil huffman"
4f034993 1598flac_decoder_select="golomb"
b93b27ed 1599flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1600flashsv_decoder_deps="zlib"
1601flashsv_encoder_deps="zlib"
1602flashsv2_decoder_deps="zlib"
4414137e 1603flv_decoder_select="h263_decoder"
4d4b4bd1 1604flv_encoder_select="h263_encoder"
b93b27ed
RB
1605fourxm_decoder_select="dsputil"
1606fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1607g2m_decoder_deps="zlib"
1608g2m_decoder_select="dsputil"
c292f6a2 1609h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1610h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1611h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1612h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1613h263i_decoder_select="h263_decoder"
fe629c2d 1614h263p_encoder_select="h263_encoder"
0b499c9b
RB
1615h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1616h264_decoder_suggest="error_resilience"
064698d3 1617hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1618huffyuv_decoder_select="dsputil"
1619huffyuv_encoder_select="dsputil huffman"
1620iac_decoder_select="dsputil fft mdct sinewin"
1621imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1622indeo3_decoder_select="hpeldsp"
8071264f 1623interplay_video_decoder_select="hpeldsp"
28bc406c 1624jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1625jpegls_encoder_select="golomb"
b93b27ed
RB
1626jv_decoder_select="dsputil"
1627lagarith_decoder_select="dsputil"
ad08dfd5 1628ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1629loco_decoder_select="golomb"
b93b27ed 1630mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1631metasound_decoder_select="lsp mdct sinewin"
c1047003 1632mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1633mjpeg_decoder_select="dsputil hpeldsp"
1634mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1635mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1636mlp_decoder_select="dsputil mlp_parser"
1637motionpixels_decoder_select="dsputil"
1e164c0b
DB
1638mp1_decoder_select="mpegaudio"
1639mp1float_decoder_select="mpegaudio"
1640mp2_decoder_select="mpegaudio"
1641mp2float_decoder_select="mpegaudio"
1642mp3_decoder_select="mpegaudio"
1643mp3adu_decoder_select="mpegaudio"
1644mp3adufloat_decoder_select="mpegaudio"
1645mp3float_decoder_select="mpegaudio"
1646mp3on4_decoder_select="mpegaudio"
1647mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1648mpc7_decoder_select="dsputil mpegaudiodsp"
1649mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1650mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1651mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1652mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1653mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1654mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1655mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1656mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1657mpeg4_encoder_select="h263_encoder"
4414137e 1658msmpeg4v1_decoder_select="h263_decoder"
4414137e 1659msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1660msmpeg4v2_encoder_select="h263_encoder"
4414137e 1661msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1662msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1663mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1664mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1665nellymoser_decoder_select="mdct sinewin"
aa11cb79 1666nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1667nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1668png_decoder_deps="zlib"
1669png_decoder_select="dsputil"
1670png_encoder_deps="zlib"
1671png_encoder_select="dsputil"
b93b27ed
RB
1672prores_decoder_select="dsputil"
1673prores_encoder_select="dsputil"
b781cc12 1674qcelp_decoder_select="lsp"
c4f5c2d6 1675qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1676ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1677ralf_decoder_select="golomb"
0338c396 1678rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1679rv10_encoder_select="h263_encoder"
0338c396 1680rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1681rv20_encoder_select="h263_encoder"
870add0d
DB
1682rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1683rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1684shorten_decoder_select="golomb"
b781cc12 1685sipr_decoder_select="lsp"
28bc406c 1686sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1687svq1_decoder_select="hpeldsp"
1277dc07 1688svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1689svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1690svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1691tak_decoder_select="dsputil"
4eef77c1 1692theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1693tiff_decoder_suggest="zlib"
1694tiff_encoder_suggest="zlib"
28bc406c 1695thp_decoder_select="dsputil hpeldsp"
aec09a00 1696truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1697truemotion2_decoder_select="dsputil"
1698truespeech_decoder_select="dsputil"
61c31e4e 1699tscc_decoder_deps="zlib"
4538729a 1700twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1701utvideo_decoder_select="dsputil"
1702utvideo_encoder_select="dsputil huffman"
1703vble_decoder_select="dsputil"
06b54e84 1704vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1705vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1706vorbis_decoder_select="mdct"
1707vorbis_encoder_select="mdct"
3bd062bf 1708vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1709vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1710vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1711vp6a_decoder_select="vp6_decoder"
1712vp6f_decoder_select="vp6_decoder"
8c53d39e 1713vp8_decoder_select="h264pred videodsp"
72ca830f 1714vp9_decoder_select="videodsp"
c4bfa098 1715webp_decoder_select="vp8_decoder"
4538729a
MR
1716wmapro_decoder_select="mdct sinewin"
1717wmav1_decoder_select="mdct sinewin"
1718wmav1_encoder_select="mdct sinewin"
1719wmav2_decoder_select="mdct sinewin"
1720wmav2_encoder_select="mdct sinewin"
1721wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1722wmv1_decoder_select="h263_decoder"
665507aa 1723wmv1_encoder_select="h263_encoder"
870add0d 1724wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1725wmv2_encoder_select="h263_encoder"
015f8ee0 1726wmv3_decoder_select="vc1_decoder"
45ecda85 1727wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1728zerocodec_decoder_deps="zlib"
1729zlib_decoder_deps="zlib"
1730zlib_encoder_deps="zlib"
1731zmbv_decoder_deps="zlib"
1732zmbv_encoder_deps="zlib"
30fd06be 1733
ed40b6bf 1734# hardware accelerators
215cdd35 1735dxva2_deps="dxva2api_h"
0afab17e 1736vaapi_deps="va_va_h"
ac3dbb4d 1737vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1738vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1739vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1740
82ca17ac
DB
1741h263_vaapi_hwaccel_deps="vaapi"
1742h263_vaapi_hwaccel_select="h263_decoder"
1743h263_vdpau_hwaccel_deps="vdpau"
1744h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1745h264_dxva2_hwaccel_deps="dxva2"
1746h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1747h264_vaapi_hwaccel_deps="vaapi"
1748h264_vaapi_hwaccel_select="h264_decoder"
1749h264_vda_hwaccel_deps="vda"
1750h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1751h264_vdpau_hwaccel_deps="vdpau"
1752h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1753mpeg1_vdpau_hwaccel_deps="vdpau"
1754mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1755mpeg2_dxva2_hwaccel_deps="dxva2"
1756mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1757mpeg2_vaapi_hwaccel_deps="vaapi"
1758mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1759mpeg2_vdpau_hwaccel_deps="vdpau"
1760mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1761mpeg4_vaapi_hwaccel_deps="vaapi"
1762mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1763mpeg4_vdpau_hwaccel_deps="vdpau"
1764mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1765vc1_dxva2_hwaccel_deps="dxva2"
1766vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1767vc1_vaapi_hwaccel_deps="vaapi"
1768vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1769vc1_vdpau_hwaccel_deps="vdpau"
1770vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1771wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1772wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1773wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1774
28b80940 1775# parsers
0b499c9b 1776h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1777mpeg4video_parser_select="error_resilience mpegvideo"
1778mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1779vc1_parser_select="mpegvideo"
28b80940 1780
912f3148 1781# external libraries
c9171a83 1782libfaac_encoder_deps="libfaac"
aa11cb79 1783libfaac_encoder_select="audio_frame_queue"
4f2b469d 1784libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1785libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1786libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1787libgsm_decoder_deps="libgsm"
1788libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1789libgsm_ms_decoder_deps="libgsm"
1790libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1791libilbc_decoder_deps="libilbc"
1792libilbc_encoder_deps="libilbc"
1cc60c47 1793libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1794libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1795libopencore_amrnb_decoder_deps="libopencore_amrnb"
1796libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1797libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1798libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1799libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1800libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1801libopus_decoder_deps="libopus"
6cb8c854 1802libopus_encoder_deps="libopus"
aa11cb79 1803libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1804libschroedinger_decoder_deps="libschroedinger"
1805libschroedinger_encoder_deps="libschroedinger"
ae14f311 1806libspeex_decoder_deps="libspeex"
b606a017 1807libspeex_encoder_deps="libspeex"
aa11cb79 1808libspeex_encoder_select="audio_frame_queue"
150d2772 1809libtheora_encoder_deps="libtheora"
d89e738a 1810libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1811libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1812libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1813libvorbis_encoder_deps="libvorbis"
aa11cb79 1814libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1815libvpx_vp8_decoder_deps="libvpx"
1816libvpx_vp8_encoder_deps="libvpx"
1817libvpx_vp9_decoder_deps="libvpx"
1818libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1819libwavpack_encoder_deps="libwavpack"
1cc60c47 1820libx264_encoder_deps="libx264"
de295976 1821libxavs_encoder_deps="libxavs"
1cc60c47 1822libxvid_encoder_deps="libxvid"
30fd06be 1823
912f3148 1824# demuxers / muxers
c2dd0e9e 1825ac3_demuxer_select="ac3_parser"
255d9c57 1826asf_demuxer_select="riffdec"
3dd5c95d 1827asf_muxer_select="riffenc"
647c2356 1828asf_stream_muxer_select="asf_muxer"
255d9c57 1829avi_demuxer_select="riffdec"
3dd5c95d 1830avi_muxer_select="riffenc"
4e622dea 1831avisynth_demuxer_deps="avisynth"
255d9c57
DB
1832avisynth_demuxer_select="riffdec"
1833caf_demuxer_select="riffdec"
c2dd0e9e 1834dirac_demuxer_select="dirac_parser"
255d9c57 1835dxa_demuxer_select="riffdec"
5b423887 1836eac3_demuxer_select="ac3_parser"
e01fba55 1837f4v_muxer_select="mov_muxer"
c2dd0e9e 1838flac_demuxer_select="flac_parser"
435214a7 1839hds_muxer_select="flv_muxer"
c9031c7c 1840hls_muxer_select="mpegts_muxer"
647c2356 1841ipod_muxer_select="mov_muxer"
31f16dc1 1842ismv_muxer_select="mov_muxer"
647c2356 1843matroska_audio_muxer_select="matroska_muxer"
255d9c57 1844matroska_demuxer_select="riffdec"
2a91ada8 1845matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1846matroska_muxer_select="riffenc"
1847mmf_muxer_select="riffenc"
255d9c57 1848mov_demuxer_select="riffdec"
4e622dea 1849mov_demuxer_suggest="zlib"
3dd5c95d 1850mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1851mp3_demuxer_select="mpegaudio_parser"
647c2356 1852mp4_muxer_select="mov_muxer"
75644335 1853mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1854mpegtsraw_demuxer_select="mpegts_demuxer"
1855mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1856nut_muxer_select="riffenc"
255d9c57 1857nuv_demuxer_select="riffdec"
24ca518b 1858ogg_demuxer_select="golomb"
647c2356 1859psp_muxer_select="mov_muxer"
44594cc7 1860rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1861rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1862rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1863rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1864sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1865sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1866sdp_demuxer_select="rtpdec"
e772f9fa 1867smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1868spdif_muxer_select="aac_parser"
57231e4d 1869tak_demuxer_select="tak_parser"
647c2356
DB
1870tg2_muxer_select="mov_muxer"
1871tgp_muxer_select="mov_muxer"
a7d45e06 1872w64_demuxer_select="wav_demuxer"
255d9c57 1873wav_demuxer_select="riffdec"
3dd5c95d
DB
1874wav_muxer_select="riffenc"
1875webm_muxer_select="riffenc"
255d9c57
DB
1876wtv_demuxer_select="riffdec"
1877xmv_demuxer_select="riffdec"
1878xwma_demuxer_select="riffdec"
4e622dea
SS
1879
1880# indevs / outdevs
38e54a75 1881alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1882alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1883bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1884dv1394_indev_deps="dv1394"
1885dv1394_indev_select="dv_demuxer"
c6f95144 1886fbdev_indev_deps="linux_fb_h"
a3fc62e8 1887jack_indev_deps="jack_jack_h pthreads"
e417d80d 1888libcdio_indev_deps="libcdio"
38e54a75 1889libdc1394_indev_deps="libdc1394"
38e54a75
SS
1890oss_indev_deps_any="soundcard_h sys_soundcard_h"
1891oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1892pulse_indev_deps="libpulse"
15d59d2c
B
1893sndio_indev_deps="sndio_h"
1894sndio_outdev_deps="sndio_h"
38e54a75 1895v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1896vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1897vfwcap_indev_extralibs="-lavicap32"
24f8961f 1898x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1899
912f3148 1900# protocols
acd554c1
SP
1901ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1902ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1903ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1904ffrtmphttp_protocol_deps="!librtmp_protocol"
1905ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1906gopher_protocol_select="network"
c40e1757 1907httpproxy_protocol_select="tcp_protocol"
279a0c97 1908http_protocol_select="tcp_protocol"
183baead 1909https_protocol_select="tls_protocol"
c3b57d6e
DB
1910librtmp_protocol_deps="librtmp"
1911librtmpe_protocol_deps="librtmp"
1912librtmps_protocol_deps="librtmp"
1913librtmpt_protocol_deps="librtmp"
1914librtmpte_protocol_deps="librtmp"
c60a2d70 1915mmsh_protocol_select="http_protocol"
998c1ee1 1916mmst_protocol_select="network"
c3b57d6e 1917rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1918rtmp_protocol_select="tcp_protocol"
acd554c1 1919rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1920rtmps_protocol_deps="!librtmp_protocol"
1921rtmps_protocol_select="tls_protocol"
775c4d36 1922rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1923rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1924rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1925rtp_protocol_select="udp_protocol"
998c1ee1
DB
1926sctp_protocol_deps="struct_sctp_event_subscribe"
1927sctp_protocol_select="network"
0eecafc9 1928srtp_protocol_select="rtp_protocol"
998c1ee1 1929tcp_protocol_select="network"
558d192d
MS
1930tls_protocol_deps_any="openssl gnutls"
1931tls_protocol_select="tcp_protocol"
998c1ee1 1932udp_protocol_select="network"
60538758
LB
1933unix_protocol_deps="sys_un_h"
1934unix_protocol_select="network"
c08fb000 1935
6ebf0bfc 1936# filters
13fabd7a 1937blackframe_filter_deps="gpl"
ce6b6ef6 1938boxblur_filter_deps="gpl"
68b79bfc 1939cropdetect_filter_deps="gpl"
b157be1f 1940delogo_filter_deps="gpl"
a5b64584 1941drawtext_filter_deps="libfreetype"
2e5ff4d0 1942frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1943frei0r_filter_extralibs='$ldl'
a42bb9d6 1944frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1945frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1946hqdn3d_filter_deps="gpl"
3fce1367 1947interlace_filter_deps="gpl"
d371e7b9 1948resample_filter_deps="avresample"
cf69ad35 1949ocv_filter_deps="libopencv"
2f296e39 1950scale_filter_deps="swscale"
acbac567 1951yadif_filter_deps="gpl"
6ebf0bfc 1952
ab81f24a
DB
1953# examples
1954output_example_deps="avcodec avformat avutil swscale"
1955
5a0f7131 1956# libraries
d89f2fa9
DB
1957avcodec_deps="avutil"
1958avdevice_deps="avutil avcodec avformat"
1959avfilter_deps="avutil"
1960avformat_deps="avutil avcodec"
1961avresample_deps="avutil"
1962swscale_deps="avutil"
f7679c54 1963
912f3148 1964# programs
54fd593a 1965avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1966avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1967 fps_filter null_filter resample_filter scale_filter
bce70f81 1968 setpts_filter trim_filter"
d173ede1 1969avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1970avplay_select="rdft"
9e12f0bf 1971avprobe_deps="avcodec avformat"
406e6c0b
DB
1972avserver_deps="avformat fork !shared"
1973avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1974avserver_extralibs='$ldl'
a2830dca 1975
4da3f410 1976# documentation
92f0abb2 1977pod2man_deps="doc"
4da3f410
DB
1978texi2html_deps="doc"
1979
de6d9b64 1980# default parameters
8a608357 1981
19bd477d 1982logfile="config.log"
8a608357
MR
1983
1984# installation paths
c9d19248
MR
1985prefix_default="/usr/local"
1986bindir_default='${prefix}/bin'
6291d7e4 1987datadir_default='${prefix}/share/avconv'
f4ca970d 1988docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
1989incdir_default='${prefix}/include'
1990libdir_default='${prefix}/lib'
1991mandir_default='${prefix}/share/man'
1992shlibdir_default="$libdir_default"
8a608357
MR
1993
1994# toolchain
121d78d0 1995ar_default="ar"
13c7df3d 1996cc_default="gcc"
9da6609f 1997host_cc_default="gcc"
4ebc6a74 1998cp_f="cp -f"
b58b00ae 1999ln_s="ln -s -f"
2a8a860a 2000nm_default="nm -g"
11e6d03a 2001objformat="elf"
3f8040db 2002pkg_config_default=pkg-config
be7109c1 2003ranlib="ranlib"
e52567c2 2004strip="strip"
11e6d03a 2005yasmexe="yasm"
8a608357 2006
3e0b1c9a 2007nogas=":"
8182dc34 2008
8a608357 2009# machine
8d4c00ed 2010arch_default=$(uname -m)
38d0a8aa 2011cpu="generic"
8a608357 2012
8a608357 2013# OS
8d4c00ed
MR
2014target_os_default=$(tolower $(uname -s))
2015host_os=$target_os_default
8a608357 2016
8a608357 2017# configurable options
ab81f24a 2018enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2019
3e0b1c9a
DB
2020enable asm
2021enable debug
2022enable doc
8400d6b8 2023enable optimizations
8cfbbd92 2024enable safe_bitstream_reader
530dc538 2025enable static
a9ddb5b1 2026enable swscale_alpha
8a608357 2027
2e2ec667
DB
2028# By default, enable only those hwaccels that have no external dependencies.
2029enable dxva2 vdpau
2030
8a608357 2031# build settings
9987769a 2032SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2033LIBPREF="lib"
2034LIBSUF=".a"
c5f14466
RP
2035FULLNAME='$(NAME)$(BUILDSUF)'
2036LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2037SLIBPREF="lib"
2038SLIBSUF=".so"
c5f14466 2039SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2040SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2041SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2042LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2043SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2044SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2045
68485d1f
MR
2046asflags_filter=echo
2047cflags_filter=echo
64933b6c
MR
2048ldflags_filter=echo
2049
23565c26 2050AS_C='-c'
bc877faf 2051AS_O='-o $@'
23565c26 2052CC_C='-c'
18031c49 2053CC_E='-E -o $@'
7e6c86e6 2054CC_O='-o $@'
a758c5e2 2055LD_O='-o $@'
8db73c61
MR
2056LD_LIB='-l%'
2057LD_PATH='-L'
23565c26 2058HOSTCC_C='-c'
a758c5e2 2059HOSTCC_O='-o $@'
095792f2 2060HOSTLD_O='-o $@'
7e6c86e6 2061
4cc4b33f
DB
2062host_cflags='-O3 -g'
2063host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2064host_libs='-lm'
6c3fa06a
MR
2065host_cflags_filter=echo
2066host_ldflags_filter=echo
9da6609f 2067
9b861379 2068target_path='$(CURDIR)'
a7ada2ba 2069
a158446b
MR
2070# since the object filename is not given with the -MM flag, the compiler
2071# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2072DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2073DEPFLAGS='-MM'
315c741d 2074
c597172e 2075# find source path
24524f36 2076if test -f configure; then
f038cf3c 2077 source_path=.
c597172e 2078else
8477f2de 2079 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2080 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2081 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2082 test -e "$source_path/config.h" &&
2083 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2084fi
2085
13cbe2c0 2086for v in "$@"; do
b04251c5
MR
2087 r=${v#*=}
2088 l=${v%"$r"}
2089 r=$(sh_quote "$r")
29ba0911 2090 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2091done
c597172e 2092
73ef8980
MR
2093find_things(){
2094 thing=$1
2095 pattern=$2
2096 file=$source_path/$3
932ccf39 2097 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2098}
2099
2100ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2101DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2102HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2103PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2104BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2105MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2106DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2107OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2108INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2109PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2110FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2111
54e75be4
DB
2112ALL_COMPONENTS="
2113 $BSF_LIST
2114 $DECODER_LIST
2115 $DEMUXER_LIST
2116 $ENCODER_LIST
2117 $FILTER_LIST
2118 $HWACCEL_LIST
2119 $INDEV_LIST
2120 $MUXER_LIST
2121 $OUTDEV_LIST
2122 $PARSER_LIST
2123 $PROTOCOL_LIST
2124"
2125
8469ae22
MR
2126for n in $COMPONENT_LIST; do
2127 v=$(toupper ${n%s})_LIST
2128 eval enable \$$v
2129 eval ${n}_if_any="\$$v"
2130done
2131
206a070d 2132enable $ARCH_EXT_LIST
c597172e
MR
2133
2134die_unknown(){
2135 echo "Unknown option \"$1\"."
2136 echo "See $0 --help for available options."
2137 exit 1
2138}
2139
7432e872
DB
2140print_3_columns() {
2141 cat | tr ' ' '\n' | sort | pr -r -3 -t
2142}
2143
794f8e97 2144show_list() {
bf0c4afa
RP
2145 suffix=_$1
2146 shift
7432e872 2147 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2148 exit 0
2149}
2150
154caa67
MR
2151rand_list(){
2152 IFS=', '
2153 set -- $*
2154 unset IFS
2155 for thing; do
2156 comp=${thing%:*}
2157 prob=${thing#$comp}
2158 prob=${prob#:}
2159 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2160 echo "prob ${prob:-0.5}"
2161 printf '%s\n' $comp
2162 done
2163}
2164
2165do_random(){
2166 action=$1
2167 shift
2168 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2169 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2170}
2171
c597172e 2172for opt do
7483e694
DB
2173 optval="${opt#*=}"
2174 case "$opt" in
ea061af1
DB
2175 --extra-ldflags=*)
2176 add_ldflags $optval
7e9e7cc2 2177 ;;
ea061af1
DB
2178 --extra-libs=*)
2179 add_extralibs $optval
7e9e7cc2 2180 ;;
ea061af1
DB
2181 --disable-devices)
2182 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2183 ;;
ea061af1
DB
2184 --enable-debug=*)
2185 debuglevel="$optval"
7e9e7cc2
MR
2186 ;;
2187 --disable-programs)
2188 disable $PROGRAM_LIST
2189 ;;
2190 --disable-everything)
2191 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2192 ;;
844c6852
DB
2193 --disable-all)
2194 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2195 disable $LIBRARY_LIST $PROGRAM_LIST doc
2196 ;;
7e9e7cc2
MR
2197 --enable-random|--disable-random)
2198 action=${opt%%-random}
2199 do_random ${action#--} $COMPONENT_LIST
2200 ;;
2201 --enable-random=*|--disable-random=*)
2202 action=${opt%%-random=*}
2203 do_random ${action#--} $optval
2204 ;;
2205 --enable-*=*|--disable-*=*)
2206 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2207 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2208 eval list=\$$(toupper $thing)_LIST
2209 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2210 $action $(filter "$name" $list)
2211 ;;
2212 --enable-?*|--disable-?*)
2213 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2214 if is_in $option $COMPONENT_LIST; then
2215 test $action = disable && action=unset
2216 eval $action \$$(toupper ${option%s})_LIST
2217 elif is_in $option $CMDLINE_SELECT; then
2218 $action $option
2219 else
2220 die_unknown $opt
2221 fi
2222 ;;
2223 --list-*)
2224 NAME="${opt#--list-}"
2225 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2226 NAME=${NAME%s}
2227 eval show_list $NAME \$$(toupper $NAME)_LIST
2228 ;;
2229 --help|-h) show_help
2230 ;;
2231 *)
2232 optname="${opt%%=*}"
2233 optname="${optname#--}"
2234 optname=$(echo "$optname" | sed 's/-/_/g')
2235 if is_in $optname $CMDLINE_SET; then
2236 eval $optname='$optval'
2237 elif is_in $optname $CMDLINE_APPEND; then
2238 append $optname "$optval"
2239 else
2240 die_unknown $opt
2241 fi
2242 ;;
7483e694 2243 esac
c597172e
MR
2244done
2245
bcea99bb
MR
2246disabled logging && logfile=/dev/null
2247
29ba0911 2248echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2249set >> $logfile
2250
9da6609f
MR
2251test -n "$cross_prefix" && enable cross_compile
2252
8d4c00ed
MR
2253if enabled cross_compile; then
2254 test -n "$arch" && test -n "$target_os" ||
2255 die "Must specify target arch and OS when cross-compiling"
2256fi
2257
121d78d0 2258ar_default="${cross_prefix}${ar_default}"
11e6d03a 2259cc_default="${cross_prefix}${cc_default}"
20e0ed95 2260nm_default="${cross_prefix}${nm_default}"
3f8040db 2261pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2262ranlib="${cross_prefix}${ranlib}"
e52567c2 2263strip="${cross_prefix}${strip}"
adb2b908 2264
c5200f17
MR
2265sysinclude_default="${sysroot}/usr/include"
2266
aeeb782c 2267case "$toolchain" in
0fbb62a8
LB
2268 clang-asan)
2269 cc_default="clang"
19f251a2
LB
2270 add_cflags -fsanitize=address
2271 add_ldflags -fsanitize=address
0fbb62a8
LB
2272 ;;
2273 clang-tsan)
2274 cc_default="clang"
19f251a2
LB
2275 add_cflags -fsanitize=thread -pie
2276 add_ldflags -fsanitize=thread -pie
0fbb62a8 2277 ;;
0ba49d28
LB
2278 gcc-asan)
2279 cc_default="gcc"
2280 add_cflags -fsanitize=address
2281 add_ldflags -fsanitize=address
2282 ;;
2283 gcc-tsan)
2284 cc_default="gcc"
2285 add_cflags -fsanitize=thread -pie -fPIC
2286 add_ldflags -fsanitize=thread -pie -fPIC
2287 ;;
edfe609f
LB
2288 valgrind-massif)
2289 target_exec_default="valgrind"
2290 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2291 ;;
b1ee8eec
RT
2292 valgrind-memcheck)
2293 target_exec_default="valgrind"
2294 target_exec_args="--track-origins=yes --leak-check=full"
2295 ;;
aeeb782c 2296 msvc)
16381923
MS
2297 # Check whether the current MSVC version needs the C99 converter.
2298 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2299 # support enough of C99 to build libav. Default to the new
16381923
MS
2300 # behaviour if the regexp was unable to match anything, since this
2301 # successfully parses the version number of existing supported
2302 # versions that require the converter (MSVC 2010 and 2012).
2303 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2304 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2305 cc_default="cl"
16381923
MS
2306 else
2307 cc_default="c99wrap cl"
2308 fi
ea9f7173 2309 ld_default="link"
aeeb782c 2310 nm_default="dumpbin -symbols"
ac3a9b51 2311 ar_default="lib"
53e8cd68 2312 target_os_default="win32"
ea9f7173
MS
2313 # Use a relative path for TMPDIR. This makes sure all the
2314 # ffconf temp files are written with a relative path, avoiding
2315 # issues with msys/win32 path conversion for MSVC parameters
2316 # such as -Fo<file> or -out:<file>.
2317 TMPDIR=.
aeeb782c 2318 ;;
322e4194 2319 icl)
ea9f7173
MS
2320 cc_default="icl"
2321 ld_default="xilink"
322e4194
AS
2322 nm_default="dumpbin -symbols"
2323 ar_default="xilib"
2324 target_os_default="win32"
ea9f7173 2325 TMPDIR=.
322e4194 2326 ;;
a862c7d3
RT
2327 gcov)
2328 add_cflags -fprofile-arcs -ftest-coverage
2329 add_ldflags -fprofile-arcs -ftest-coverage
2330 ;;
e7891305
LB
2331 hardened)
2332 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
2333 add_ldflags -Wl,-z,relro -Wl,-z,now
2334 ;;
aeeb782c
MR
2335 ?*)
2336 die "Unknown toolchain $toolchain"
2337 ;;
2338esac
2339
b1ee8eec 2340set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2341enabled cross_compile || host_cc_default=$cc
2342set_default host_cc
13c7df3d 2343
762f95e4
MR
2344if ! $pkg_config --version >/dev/null 2>&1; then
2345 warn "$pkg_config not found, library detection may fail."
2346 pkg_config=false
2347fi
2348
82bb3329
MR
2349exesuf() {
2350 case $1 in
53e8cd68 2351 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2352 esac
2353}
2354
2355EXESUF=$(exesuf $target_os)
2356HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2357
e4e69e0b 2358# set temporary file name
a49d42c2 2359: ${TMPDIR:=$TEMPDIR}
c51fafa1 2360: ${TMPDIR:=$TMP}
a49d42c2 2361: ${TMPDIR:=/tmp}
e4e69e0b 2362
a210bce2 2363if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2364 # simple replacement for missing mktemp
2365 # NOT SAFE FOR GENERAL USE
2366 mktemp(){
09a5c245 2367 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2368 }
2369fi
2370
2371tmpfile(){
2372 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2373 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2374 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2375 append TMPFILES $tmp
2376 eval $1=$tmp
2377}
2378
2379trap 'rm -f -- $TMPFILES' EXIT
54460a83 2380
55127e7b 2381tmpfile TMPASM .asm
3e0b1c9a
DB
2382tmpfile TMPC .c
2383tmpfile TMPE $EXESUF
2384tmpfile TMPH .h
2385tmpfile TMPO .o
2386tmpfile TMPS .S
2387tmpfile TMPSH .sh
2388tmpfile TMPV .ver
54460a83
MR
2389
2390unset -f mktemp
e4e69e0b 2391
fb3c4ffc
MR
2392chmod +x $TMPE
2393
993f2d0f
MR
2394# make sure we can execute files in $TMPDIR
2395cat > $TMPSH 2>> $logfile <<EOF
2396#! /bin/sh
2397EOF
2398chmod +x $TMPSH >> $logfile 2>&1
2399if ! $TMPSH >> $logfile 2>&1; then
2400 cat <<EOF
2401Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2402variable to another directory and make sure that it is not mounted noexec.
2403EOF
2404 die "Sanity test failed."
2405fi
993f2d0f 2406
457cc333
MR
2407ccc_flags(){
2408 for flag; do
2409 case $flag in
2410 -std=c99) echo -c99 ;;
2411 -mcpu=*) echo -arch ${flag#*=} ;;
2412 -mieee) echo -ieee ;;
2413 -O*|-fast) echo $flag ;;
2414 -fno-math-errno) echo -assume nomath_errno ;;
2415 -g) echo -g3 ;;
2416 -Wall) echo -msg_enable level2 ;;
2417 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2418 -Wl,*) echo $flag ;;
2419 -f*|-W*) ;;
2420 *) echo $flag ;;
2421 esac
2422 done
2423}
2424
e5d45e02
LB
2425cparser_flags(){
2426 for flag; do
2427 case $flag in
2428 -Wno-switch) echo -Wno-switch-enum ;;
2429 -Wno-format-zero-length) ;;
2430 -Wdisabled-optimization) ;;
2431 -Wno-pointer-sign) echo -Wno-other ;;
2432 *) echo $flag ;;
2433 esac
2434 done
2435}
2436
14fb9d3d 2437msvc_common_flags(){
dfa559bc
RB
2438 for flag; do
2439 case $flag in
14fb9d3d
AS
2440 # In addition to specifying certain flags under the compiler
2441 # specific filters, they must be specified here as well or else the
2442 # generic catch all at the bottom will print the original flag.
2443 -Wall) ;;
2444 -std=c99) ;;
2445 # Common flags
9f4a16c5 2446 -fomit-frame-pointer) ;;
dfa559bc 2447 -g) echo -Z7 ;;
dfa559bc
RB
2448 -fno-math-errno) ;;
2449 -fno-common) ;;
2450 -fno-signed-zeros) ;;
50640977 2451 -fPIC) ;;
9f30fb5a
MS
2452 -mthumb) ;;
2453 -march=*) ;;
dfa559bc 2454 -lz) echo zlib.lib ;;
bd680c7b
DB
2455 -lavifil32) echo vfw32.lib ;;
2456 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2457 -l*) echo ${flag#-l}.lib ;;
2458 *) echo $flag ;;
2459 esac
2460 done
2461}
2462
14fb9d3d
AS
2463msvc_flags(){
2464 msvc_common_flags "$@"
2465 for flag; do
2466 case $flag in
ace87c19 2467 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2468 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2469 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2470 -wd4273 ;;
14fb9d3d
AS
2471 esac
2472 done
2473}
2474
2475icl_flags(){
2476 msvc_common_flags "$@"
2477 for flag; do
2478 case $flag in
2479 # Despite what Intel's documentation says -Wall, which is supported
2480 # on Windows, does enable remarks so disable them here.
2481 -Wall) echo $flag -Qdiag-disable:remark ;;
2482 -std=c99) echo -Qstd=c99 ;;
2483 esac
2484 done
2485}
2486
d0c6d424
MR
2487pgi_flags(){
2488 for flag; do
2489 case $flag in
643933f5 2490 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2491 -fomit-frame-pointer) echo -Mnoframe ;;
2492 -g) echo -gopt ;;
2493 *) echo $flag ;;
2494 esac
2495 done
2496}
2497
2498suncc_flags(){
2499 for flag; do
2500 case $flag in
2501 -march=*|-mcpu=*)
2502 case "${flag#*=}" in
2503 native) echo -xtarget=native ;;
2504 v9|niagara) echo -xarch=sparc ;;
2505 ultrasparc) echo -xarch=sparcvis ;;
2506 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2507 i586|pentium) echo -xchip=pentium ;;
2508 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2509 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2510 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2511 pentium4*) echo -xtarget=pentium4 ;;
2512 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2513 *-sse3) echo -xarch=sse3 ;;
2514 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2515 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2516 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2517 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2518 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2519 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2520 echo -xarch=sse2a ;;
2521 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2522 esac
2523 ;;
2524 -std=c99) echo -xc99 ;;
2525 -fomit-frame-pointer) echo -xregs=frameptr ;;
2526 -fPIC) echo -KPIC -xcode=pic32 ;;
2527 -W*,*) echo $flag ;;
5e753ed5
SM
2528 -f*-*|-W*|-mimpure-text) ;;
2529 -shared) echo -G ;;
d0c6d424
MR
2530 *) echo $flag ;;
2531 esac
2532 done
2533}
2534
2535tms470_flags(){
2536 for flag; do
2537 case $flag in
2538 -march=*|-mcpu=*)
2539 case "${flag#*=}" in
2540 armv7-a|cortex-a*) echo -mv=7a8 ;;
2541 armv7-r|cortex-r*) echo -mv=7r4 ;;
2542 armv7-m|cortex-m*) echo -mv=7m3 ;;
2543 armv6*|arm11*) echo -mv=6 ;;
2544 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2545 echo -mv=5e ;;
2546 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2547 esac
2548 ;;
2549 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2550 -mfpu=vfp) echo --float_support=vfpv2 ;;
2551 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2552 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2553 -msoft-float) echo --float_support=vfplib ;;
2554 -O[0-3]|-mf=*) echo $flag ;;
2555 -g) echo -g -mn ;;
2556 -pds=*) echo $flag ;;
ad93dccb
MR
2557 -D*|-I*) echo $flag ;;
2558 --gcc|--abi=*) echo $flag ;;
2559 -me) echo $flag ;;
d0c6d424
MR
2560 esac
2561 done
2562}
2563
a758c5e2
MR
2564probe_cc(){
2565 pfx=$1
2566 _cc=$2
2567
8db73c61
MR
2568 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2569 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2570 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2571 _flags_filter=echo
2572
2573 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2574 _type=llvm_gcc
2575 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2576 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2577 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2578 _cflags_speed='-O3'
2579 _cflags_size='-Os'
2580 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2581 _type=gcc
2582 gcc_version=$($_cc --version | head -n1)
2583 gcc_basever=$($_cc -dumpversion)
2584 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2585 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2586 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2587 if ! $_cc -dumpversion | grep -q '^2\.'; then
2588 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2589 fi
2590 _cflags_speed='-O3'
2591 _cflags_size='-Os'
b2d688ea 2592 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2593 _type=icc
2594 _ident=$($_cc --version | head -n1)
2595 _depflags='-MMD'
2596 _cflags_speed='-O3'
2597 _cflags_size='-Os'
2598 _cflags_noopt='-O1'
2599 elif $_cc -v 2>&1 | grep -q xlc; then
2600 _type=xlc
2601 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2602 _cflags_speed='-O5'
2603 _cflags_size='-O5 -qcompact'
2604 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2605 _type=ccc
2606 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2607 _DEPFLAGS='-M'
a758c5e2
MR
2608 _cflags_speed='-fast'
2609 _cflags_size='-O1'
457cc333 2610 _flags_filter=ccc_flags
a758c5e2
MR
2611 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2612 test -d "$sysroot" || die "No valid sysroot specified."
2613 _type=armcc
2614 _ident=$($_cc --vsn | head -n1)
2615 armcc_conf="$PWD/armcc.conf"
2616 $_cc --arm_linux_configure \
2617 --arm_linux_config_file="$armcc_conf" \
2618 --configure_sysroot="$sysroot" \
2619 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2620 die "Error creating armcc configuration file."
2621 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2622 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2623 as_default="${cross_prefix}gcc"
2624 _depflags='-MMD'
2625 _cflags_speed='-O3'
2626 _cflags_size='-Os'
0122118e 2627 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2628 _type=tms470
2629 _ident=$($_cc -version | head -n1 | tr -s ' ')
2630 _flags='--gcc --abi=eabi -me'
18031c49 2631 _cc_e='-ppl -fe=$@'
a758c5e2 2632 _cc_o='-fe=$@'
a758c5e2
MR
2633 _depflags='-ppa -ppd=$(@:.o=.d)'
2634 _cflags_speed='-O3 -mf=5'
2635 _cflags_size='-O3 -mf=2'
2636 _flags_filter=tms470_flags
2637 elif $_cc -v 2>&1 | grep -q clang; then
2638 _type=clang
2639 _ident=$($_cc --version | head -n1)
2640 _depflags='-MMD'
2641 _cflags_speed='-O3'
2642 _cflags_size='-Os'
2643 elif $_cc -V 2>&1 | grep -q Sun; then
2644 _type=suncc
2645 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2646 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2647 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2648 _ldflags='-std=c99'
2649 _cflags_speed='-O5'
2650 _cflags_size='-O5 -xspace'
2651 _flags_filter=suncc_flags
2652 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2653 _type=pathscale
2654 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2655 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2656 _cflags_speed='-O2'
2657 _cflags_size='-Os'
2658 _flags_filter='filter_out -Wdisabled-optimization'
2659 elif $_cc -v 2>&1 | grep -q Open64; then
2660 _type=open64
2661 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2662 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2663 _cflags_speed='-O2'
2664 _cflags_size='-Os'
2665 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2666 elif $_cc -V 2>&1 | grep -q Portland; then
2667 _type=pgi
2668 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2669 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2670 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2671 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2672 _cflags_noopt="-O1"
2673 _flags_filter=pgi_flags
dfa559bc
RB
2674 elif $_cc 2>&1 | grep -q Microsoft; then
2675 _type=msvc
2676 _ident=$($cc 2>&1 | head -n1)
2677 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2678 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2679 _cflags_speed="-O2"
2680 _cflags_size="-O1"
dfa559bc 2681 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2682 _ld_o='-out:$@'
dfa559bc
RB
2683 else
2684 _ld_o='-Fe$@'
2685 fi
ea9f7173
MS
2686 _cc_o='-Fo$@'
2687 _cc_e='-P -Fi$@'
dfa559bc
RB
2688 _flags_filter=msvc_flags
2689 _ld_lib='lib%.a'
2690 _ld_path='-libpath:'
2691 _flags='-nologo'
09f2581d 2692 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2693 if [ $pfx = hostcc ]; then
6a0200f2 2694 append _cflags -Dsnprintf=_snprintf
dfa559bc 2695 fi
322e4194
AS
2696 elif $_cc 2>&1 | grep -q Intel; then
2697 _type=icl
2698 _ident=$($cc 2>&1 | head -n1)
2699 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2700 # Not only is O3 broken on 13.x+ but it is slower on all previous
2701 # versions (tested) as well.
322e4194
AS
2702 _cflags_speed="-O2"
2703 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2704 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2705 _ld_o='-out:$@'
322e4194
AS
2706 else
2707 _ld_o='-Fe$@'
2708 fi
ea9f7173 2709 _cc_o='-Fo$@'
322e4194 2710 _cc_e='-P'
14fb9d3d 2711 _flags_filter=icl_flags
322e4194
AS
2712 _ld_lib='lib%.a'
2713 _ld_path='-libpath:'
ace87c19 2714 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2715 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2716 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2717 # with MSVC which enables it by default.
e0d6e2fc 2718 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2719 if [ $pfx = hostcc ]; then
2720 append _cflags -Dsnprintf=_snprintf
2721 fi
e5d45e02
LB
2722 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2723 _type=cparser
2724 _ident=$($_cc --version | head -n1)
2725 _depflags='-MMD'
2726 _cflags_speed='-O4'
2727 _cflags_size='-O2'
2728 _flags_filter=cparser_flags
aef6bd1b 2729 fi
a758c5e2
MR
2730
2731 eval ${pfx}_type=\$_type
2732 eval ${pfx}_ident=\$_ident
2733}
2734
2735set_ccvars(){
23565c26 2736 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2737 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2738 eval ${1}_O=\${_cc_o-\${${1}_O}}
2739
2740 if [ -n "$_depflags" ]; then
2741 eval ${1}_DEPFLAGS=\$_depflags
2742 else
2743 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2744 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2745 eval DEP${1}FLAGS=\$_flags
2746 fi
2747}
2748
2749probe_cc cc "$cc"
2750cflags_filter=$_flags_filter
2751cflags_speed=$_cflags_speed
2752cflags_size=$_cflags_size
2753cflags_noopt=$_cflags_noopt
2754add_cflags $_flags $_cflags
2755cc_ldflags=$_ldflags
2756set_ccvars CC
2757
2758probe_cc hostcc "$host_cc"
2759host_cflags_filter=$_flags_filter
a758c5e2 2760add_host_cflags $_flags $_cflags
a758c5e2 2761set_ccvars HOSTCC
629687f6 2762
851ffa80
MR
2763test -n "$cc_type" && enable $cc_type ||
2764 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2765
75bafbac 2766: ${as_default:=$cc}
50567afa 2767: ${dep_cc_default:=$cc}
684b28e0 2768: ${ld_default:=$cc}
095792f2
MR
2769: ${host_ld_default:=$host_cc}
2770set_default ar as dep_cc ld host_ld
75800dce 2771
a758c5e2
MR
2772probe_cc as "$as"
2773asflags_filter=$_flags_filter
2774add_asflags $_flags $_cflags
2775set_ccvars AS
2776
2777probe_cc ld "$ld"
2778ldflags_filter=$_flags_filter
2779add_ldflags $_flags $_ldflags
2780test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2781LD_O=${_ld_o-$LD_O}
8db73c61
MR
2782LD_LIB=${_ld_lib-$LD_LIB}
2783LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2784
095792f2
MR
2785probe_cc hostld "$host_ld"
2786host_ldflags_filter=$_flags_filter
2787add_host_ldflags $_flags $_ldflags
2788HOSTLD_O=${_ld_o-$HOSTLD_O}
2789
a758c5e2
MR
2790if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2791 probe_cc depcc "$dep_cc"
2792 CCDEP=${_DEPCMD:-$DEPCMD}
2793 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2794 DEPCCFLAGS=$_flags
2795fi
07dec06e 2796
3dbc777c
MR
2797if $ar 2>&1 | grep -q Microsoft; then
2798 arflags="-nologo"
2799 ar_o='-out:$@'
2800elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2801 arflags="rq"
2802 ar_o='$@'
4822ee3c
DB
2803elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2804 arflags='-Xany -r -c'
2805 ar_o='$@'
3dbc777c
MR
2806else
2807 arflags="rc"
2808 ar_o='$@'
2809fi
2810
7f32f40c 2811add_cflags $extra_cflags
2f2e6c7c 2812add_asflags $extra_cflags
7f32f40c 2813
154d432c
MR
2814if test -n "$sysroot"; then
2815 case "$cc_type" in
00ba041c 2816 gcc|llvm_gcc|clang)
467256f2 2817 add_cppflags --sysroot="$sysroot"
154d432c
MR
2818 add_ldflags --sysroot="$sysroot"
2819 ;;
6fec122a
MR
2820 tms470)
2821 add_cppflags -I"$sysinclude"
2822 add_ldflags --sysroot="$sysroot"
2823 ;;
154d432c
MR
2824 esac
2825fi
2826
d22c13a8 2827if test "$cpu" = host; then
ace87c19
DB
2828 enabled cross_compile &&
2829 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2830
2831 case "$cc_type" in
613a4e3f 2832 gcc|llvm_gcc)
d22c13a8
MR
2833 check_native(){
2834 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2835 sed -n "/cc1.*$1=/{
27ce1be8
MR
2836 s/.*$1=\\([^ ]*\\).*/\\1/
2837 p
2838 q
2839 }" $TMPE
d22c13a8
MR
2840 }
2841 cpu=$(check_native -march || check_native -mcpu)
2842 ;;
2843 esac
2844
ace87c19
DB
2845 test "${cpu:-host}" = host &&
2846 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2847fi
2848
e939cedd
MR
2849# Deal with common $arch aliases
2850case "$arch" in
5873b623
MR
2851 aarch64|arm64)
2852 arch="aarch64"
2853 ;;
e939cedd
MR
2854 arm*)
2855 arch="arm"
2856 ;;
2acda282 2857 mips*|IP*)
e939cedd
MR
2858 arch="mips"
2859 ;;
a6e9d649 2860 parisc*|hppa*)
e939cedd
MR
2861 arch="parisc"
2862 ;;
56203596 2863 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2864 arch="ppc"
2865 ;;
e939cedd
MR
2866 s390|s390x)
2867 arch="s390"
2868 ;;
2869 sh4|sh)
2870 arch="sh4"
2871 ;;
4cd217c0 2872 sun4u|sparc*)
e939cedd 2873 arch="sparc"
e939cedd 2874 ;;
c75848cd
DB
2875 tilegx|tile-gx)
2876 arch="tilegx"
2877 ;;
d33ed7b3 2878 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2879 arch="x86"
2880 ;;
2881esac
2882
851ffa80 2883is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2884enable $arch
e939cedd 2885
df5cdc24 2886# Add processor-specific flags
9ebd45c2 2887if enabled aarch64; then
33db40f8
MR
2888
2889 case $cpu in
2890 armv*)
2891 cpuflags="-march=$cpu"
2892 ;;
2893 *)
2894 cpuflags="-mcpu=$cpu"
2895 ;;
2896 esac
2897
2898elif enabled alpha; then
2899
2900 cpuflags="-mcpu=$cpu"
2901
2902elif enabled arm; then
2903
1234c66a
MR
2904 check_arm_arch() {
2905 check_cpp_condition stddef.h \
2906 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2907 $cpuflags
2908 }
2909
2910 probe_arm_arch() {
2911 if check_arm_arch 4; then echo armv4;
2912 elif check_arm_arch 4T; then echo armv4t;
2913 elif check_arm_arch 5; then echo armv5;
2914 elif check_arm_arch 5E; then echo armv5e;
2915 elif check_arm_arch 5T; then echo armv5t;
2916 elif check_arm_arch 5TE; then echo armv5te;
2917 elif check_arm_arch 5TEJ; then echo armv5te;
2918 elif check_arm_arch 6; then echo armv6;
2919 elif check_arm_arch 6J; then echo armv6j;
2920 elif check_arm_arch 6K; then echo armv6k;
2921 elif check_arm_arch 6Z; then echo armv6z;
2922 elif check_arm_arch 6ZK; then echo armv6zk;
2923 elif check_arm_arch 6T2; then echo armv6t2;
2924 elif check_arm_arch 7; then echo armv7;
2925 elif check_arm_arch 7A 7_A; then echo armv7-a;
2926 elif check_arm_arch 7R 7_R; then echo armv7-r;
2927 elif check_arm_arch 7M 7_M; then echo armv7-m;
2928 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2929 elif check_arm_arch 8A 8_A; then echo armv8-a;
2930 fi
2931 }
2932
2933 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2934
33db40f8
MR
2935 case $cpu in
2936 armv*)
2937 cpuflags="-march=$cpu"
2938 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2939 ;;
2940 *)
2941 cpuflags="-mcpu=$cpu"
2942 case $cpu in
2943 cortex-a*) subarch=armv7a ;;
2944 cortex-r*) subarch=armv7r ;;
2945 cortex-m*) enable thumb; subarch=armv7m ;;
2946 arm11*) subarch=armv6 ;;
2947 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2948 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2949 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2950 esac
2951 ;;
2952 esac
2953
f0fe245b
MR
2954 case "$subarch" in
2955 armv5t*) enable fast_clz ;;
2956 armv[6-8]*) enable fast_clz fast_unaligned ;;
2957 esac
2958
33db40f8
MR
2959elif enabled avr32; then
2960
2961 case $cpu in
2962 ap7[02]0[0-2])
2963 subarch="avr32_ap"
2964 cpuflags="-mpart=$cpu"
2965 ;;
2966 ap)
2967 subarch="avr32_ap"
2968 cpuflags="-march=$cpu"
2969 ;;
2970 uc3[ab]*)
2971 subarch="avr32_uc"
2972 cpuflags="-mcpu=$cpu"
2973 ;;
2974 uc)
2975 subarch="avr32_uc"
2976 cpuflags="-march=$cpu"
2977 ;;
2978 esac
2979
2980elif enabled bfin; then
2981
2982 cpuflags="-mcpu=$cpu"
2983
2984elif enabled mips; then
2985
2986 cpuflags="-march=$cpu"
2987
5d54c126 2988elif enabled ppc; then
343aef9b 2989
56348891
MR
2990 case $(tolower $cpu) in
2991 601|ppc601|powerpc601)
9dbd5c3d 2992 cpuflags="-mcpu=601"
64ad53ff 2993 disable altivec
9dbd5c3d 2994 ;;
56348891 2995 603*|ppc603*|powerpc603*)
9dbd5c3d 2996 cpuflags="-mcpu=603"
64ad53ff 2997 disable altivec
9dbd5c3d 2998 ;;
56348891 2999 604*|ppc604*|powerpc604*)
9dbd5c3d 3000 cpuflags="-mcpu=604"
64ad53ff 3001 disable altivec
9dbd5c3d 3002 ;;
56348891 3003 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3004 cpuflags="-mcpu=750"
64ad53ff 3005 disable altivec
9dbd5c3d 3006 ;;
56348891 3007 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3008 cpuflags="-mcpu=7450"
9dbd5c3d 3009 ;;
56348891 3010 74*|ppc74*|powerpc74*)
7f1fcaf0 3011 cpuflags="-mcpu=7400"
9dbd5c3d 3012 ;;
313f9fbf 3013 g5|970|ppc970|powerpc970)
7f1fcaf0 3014 cpuflags="-mcpu=970"
9dbd5c3d 3015 ;;
313f9fbf 3016 power[3-7]*)
7f1fcaf0 3017 cpuflags="-mcpu=$cpu"
313f9fbf 3018 ;;
56348891 3019 cell)
9dbd5c3d
MR
3020 cpuflags="-mcpu=cell"
3021 enable ldbrx
3022 ;;
4ab26cb4
DB
3023 e500mc)
3024 cpuflags="-mcpu=e500mc"
3025 disable altivec
3026 ;;
7b0b81a1
AL
3027 e500v2)
3028 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3029 disable altivec
3030 ;;
3031 e500)
3032 cpuflags="-mcpu=8540 -mhard-float"
3033 disable altivec
3034 ;;
9dbd5c3d 3035 esac
343aef9b 3036
33db40f8
MR
3037elif enabled sparc; then
3038
3039 case $cpu in
3040 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3041 cpuflags="-mcpu=$cpu"
3042 disable vis
3043 ;;
3044 ultrasparc*|niagara[234])
3045 cpuflags="-mcpu=$cpu"
3046 ;;
3047 esac
3048
343aef9b
MR
3049elif enabled x86; then
3050
9dbd5c3d
MR
3051 case $cpu in
3052 i[345]86|pentium)
3053 cpuflags="-march=$cpu"
3054 disable mmx
3055 ;;
f54b5505 3056 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3057 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3058 cpuflags="-march=$cpu"
f54b5505 3059 disable i686
9dbd5c3d 3060 ;;
f54b5505 3061 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3062 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3063 cpuflags="-march=$cpu"
f54b5505 3064 enable i686
9dbd5c3d
MR
3065 enable fast_cmov
3066 ;;
3067 # targets that do support conditional mov but on which it's slow
3068 pentium4|pentium4m|prescott|nocona)
3069 cpuflags="-march=$cpu"
f54b5505 3070 enable i686
9dbd5c3d
MR
3071 disable fast_cmov
3072 ;;
3073 esac
343aef9b 3074
343aef9b
MR
3075fi
3076
9ebd45c2
MR
3077if [ "$cpu" != generic ]; then
3078 add_cflags $cpuflags
3079 add_asflags $cpuflags
3080fi
df5cdc24 3081
993f2d0f
MR
3082# compiler sanity check
3083check_exec <<EOF
3084int main(void){ return 0; }
3085EOF
3086if test "$?" != 0; then
3087 echo "$cc is unable to create an executable file."
3088 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3089 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3090 echo "Only do this if you know what cross compiling means."
3091 fi
3092 die "C compiler test failed."
3093fi
3094
046f081b 3095add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3096check_cflags -std=c99
50a334e4 3097check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3098#include <stdlib.h>
3099EOF
50a334e4 3100check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3101#include <stdlib.h>
3102EOF
e9b9a2f8 3103
f0125de9 3104check_host_cflags -std=c99
0a6db2a2 3105check_host_cflags -Wall
f0125de9 3106
d4c99513
MR
3107check_64bit(){
3108 arch32=$1
3109 arch64=$2
3110 expr=$3
3111 check_code cc "" "int test[2*($expr) - 1]" &&
3112 subarch=$arch64 || subarch=$arch32
3113}
3114
b24dbcbd 3115case "$arch" in
d11cb13b 3116 aarch64|alpha|ia64)
2acda282
MR
3117 spic=$shared
3118 ;;
3119 mips)
3120 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3121 spic=$shared
b24dbcbd 3122 ;;
a6e9d649
MR
3123 parisc)
3124 check_64bit parisc parisc64 'sizeof(void *) > 4'
3125 spic=$shared
3126 ;;
56203596
MR
3127 ppc)
3128 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3129 spic=$shared
56203596 3130 ;;
4cd217c0
MR
3131 sparc)
3132 check_64bit sparc sparc64 'sizeof(void *) > 4'
3133 spic=$shared
3134 ;;
e939cedd 3135 x86)
d4c99513 3136 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3137 if test "$subarch" = "x86_64"; then
e939cedd 3138 spic=$shared
de27f4d9 3139 fi
b24dbcbd 3140 ;;
b24dbcbd
RP
3141esac
3142
343aef9b 3143enable $subarch
b1803c79 3144enabled spic && enable_weak pic
b24dbcbd 3145
7483e694 3146# OS specific
4f854758 3147case $target_os in
d3635f3a 3148 aix)
80ade798 3149 SHFLAGS=-shared
d3635f3a 3150 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3151 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3152 ;;
a1629e28 3153 haiku)
63ae7e7c 3154 prefix_default="/boot/common"
108caaaa 3155 network_extralibs="-lnetwork"
f59c4bd6 3156 host_libs=
a1629e28 3157 ;;
7483e694 3158 sunos)
9987769a 3159 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3160 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3161 network_extralibs="-lsocket -lnsl"
779222db 3162 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3163 # When using suncc to build, the Solaris linker will mark
3164 # an executable with each instruction set encountered by
3165 # the Solaris assembler. As our libraries contain their own
3166 # guards for processor-specific code, instead suppress
3167 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3168 enabled_all suncc x86 &&
3169 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3170 add_ldflags -Wl,-M,mapfile
2a8a860a 3171 nm_default='nm -P -g'
7483e694
DB
3172 ;;
3173 netbsd)
a1e4b3f6 3174 disable symver
07a8eef6
MR
3175 oss_indev_extralibs="-lossaudio"
3176 oss_outdev_extralibs="-lossaudio"
7483e694 3177 ;;
d488c3bc 3178 openbsd|bitrig)
a1e4b3f6 3179 disable symver
7483e694 3180 SHFLAGS='-shared'
69dca3a4 3181 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3182 SLIB_INSTALL_LINKS=
07a8eef6
MR
3183 oss_indev_extralibs="-lossaudio"
3184 oss_outdev_extralibs="-lossaudio"
7483e694 3185 ;;
a1e4b3f6 3186 dragonfly)
a1e4b3f6
MR
3187 disable symver
3188 ;;
3189 freebsd)
7483e694
DB
3190 ;;
3191 bsd/os)
355d81df 3192 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3193 ;;
3194 darwin)
301ab19d 3195 gas="gas-preprocessor.pl $cc"
e08b8239 3196 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3197 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3198 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3199 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3200 SLIBSUF=".dylib"
3201 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3202 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3203 objformat="macho"
1b0f6fb8 3204 enabled x86_64 && objformat="macho64"
8dfa86f7 3205 enabled_any pic shared ||
2704bd1a 3206 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3207 ;;
3208 mingw32*)
9d3f4f50 3209 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3210 disable network
3211 else
3212 target_os=mingw32
3213 fi
dcc01c06 3214 LIBTARGET=i386
1fc9fb8a 3215 if enabled x86_64; then
417516f6 3216 LIBTARGET="i386:x86-64"
336cc1b0 3217 elif enabled arm; then
15c5156d 3218 LIBTARGET=arm-wince
dcc01c06 3219 fi
225a5f91
AS
3220 check_ldflags -Wl,--nxcompat
3221 check_ldflags -Wl,--dynamicbase
fbd971a4 3222 shlibdir_default="$bindir_default"
7483e694
DB
3223 SLIBPREF=""
3224 SLIBSUF=".dll"
7483e694
DB
3225 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3226 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3227 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3228 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3229 SLIB_INSTALL_LINKS=
3230 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3231 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3232 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3233 objformat="win32"
ec10a9ab 3234 dlltool="${cross_prefix}dlltool"
a3222470 3235 ranlib=:
bc574408 3236 enable dos_paths
7483e694 3237 ;;
53e8cd68 3238 win32|win64)
03f6d4e0 3239 disable symver
d66c52c2
MS
3240 if enabled shared; then
3241 # Link to the import library instead of the normal static library
3242 # for shared libs.
3243 LD_LIB='%.lib'
e2cd766c 3244 # Cannot build both shared and static libs with MSVC or icl.
d66c52c2
MS
3245 disable static
3246 fi
3247 shlibdir_default="$bindir_default"
3248 SLIBPREF=""
3249 SLIBSUF=".dll"
3250 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3251 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
dedfa001 3252 SLIB_CREATE_DEF_CMD='$(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
d66c52c2
MS
3253 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3254 SLIB_INSTALL_LINKS=
3255 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3256 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3257 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3258 objformat="win32"
3259 ranlib=:
3260 enable dos_paths
3261 ;;
7483e694 3262 cygwin*)
4f854758 3263 target_os=cygwin
fbd971a4 3264 shlibdir_default="$bindir_default"
7483e694
DB
3265 SLIBPREF="cyg"
3266 SLIBSUF=".dll"
3267 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3268 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3269 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3270 SLIB_INSTALL_LINKS=
3271 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3272 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3273 objformat="win32"
bc574408 3274 enable dos_paths
7483e694 3275 ;;
4f365f37 3276 *-dos|freedos|opendos)
4f365f37 3277 network_extralibs="-lsocket"
ff1c015d 3278 objformat="coff"
bc574408 3279 enable dos_paths
a7a187a1 3280 add_cppflags -U__STRICT_ANSI__
4f365f37 3281 ;;
7483e694 3282 linux)
7483e694
DB
3283 enable dv1394
3284 ;;
3285 irix*)
4f854758 3286 target_os=irix
7483e694
DB
3287 ranlib="echo ignoring ranlib"
3288 ;;
d22e8442 3289 os/2*)
d22e8442 3290 ln_s="cp -f"
9297f1ed 3291 objformat="aout"
e14574eb 3292 add_cppflags -D_GNU_SOURCE
355d81df 3293 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3294 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3295 LIBSUF="_s.a"
d22e8442
DY
3296 SLIBPREF=""
3297 SLIBSUF=".dll"
3298 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3299 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3300 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3301 echo PROTMODE >> $(SUBDIR)$(NAME).def; \