Remove #undefs for formerly forbidden system functions
[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
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54 exit 1
55fi
56
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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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DB
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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DB
256
257Optimization options (experts only):
c8a4ae00 258 --disable-asm disable all assembler optimizations
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259 --disable-altivec disable AltiVec optimizations
260 --disable-amd3dnow disable 3DNow! optimizations
261 --disable-amd3dnowext disable 3DNow! extended optimizations
262 --disable-mmx disable MMX optimizations
239fdf1b 263 --disable-mmxext disable MMXEXT optimizations
06454877 264 --disable-sse disable SSE optimizations
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DB
265 --disable-sse2 disable SSE2 optimizations
266 --disable-sse3 disable SSE3 optimizations
06454877 267 --disable-ssse3 disable SSSE3 optimizations
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268 --disable-sse4 disable SSE4 optimizations
269 --disable-sse42 disable SSE4.2 optimizations
87f1355f 270 --disable-avx disable AVX optimizations
79687079 271 --disable-fma4 disable FMA4 optimizations
4d6ee072 272 --disable-avx2 disable AVX2 optimizations
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273 --disable-armv5te disable armv5te optimizations
274 --disable-armv6 disable armv6 optimizations
275 --disable-armv6t2 disable armv6t2 optimizations
b3267559 276 --disable-vfp disable VFP optimizations
5ea20630 277 --disable-neon disable NEON optimizations
06454877 278 --disable-vis disable VIS optimizations
afb5ed55 279 --disable-inline-asm disable use of inline assembler
06454877 280 --disable-yasm disable use of yasm assembler
06454877 281
070c5d0f 282Developer options (useful when working on Libav itself):
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283 --disable-debug disable debugging symbols
284 --enable-debug=LEVEL set the debug level [$debuglevel]
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285 --disable-optimizations disable compiler optimizations
286 --enable-extra-warnings enable more compiler warnings
52b3cc60 287 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 288 \$LIBAV_SAMPLES at make invocation time.
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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
MR
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
MR
352}
353
4a5444db 354tolower(){
6c6007d6 355 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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356}
357
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MR
358c_escape(){
359 echo "$*" | sed 's/["\\]/\\\0/g'
360}
361
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MR
362sh_quote(){
363 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 364 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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365 echo "$v"
366}
367
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368cleanws(){
369 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
370}
371
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MR
372filter(){
373 pat=$1
374 shift
375 for v; do
98ef6079 376 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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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
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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
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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
MR
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
MR
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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MR
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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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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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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MR
558 enabled ${cfg}_checking && die "Circular dependency for $cfg."
559 disabled ${cfg}_checking && continue
560 enable ${cfg}_checking
d4f8cecc 561 append allopts $cfg
799c9e9b 562
30fd06be
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563 eval dep_all="\$${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
3fc09b00
MR
1044EXTERNAL_LIBRARY_LIST="
1045 avisynth
1046 bzlib
1047 frei0r
1048 gnutls
1049 libcdio
1050 libdc1394
1051 libfaac
1052 libfdk_aac
1053 libfreetype
1054 libgsm
1055 libilbc
1056 libmp3lame
1057 libopencore_amrnb
1058 libopencore_amrwb
1059 libopencv
1060 libopenjpeg
1061 libopus
1062 libpulse
1063 librtmp
1064 libschroedinger
1065 libspeex
1066 libtheora
1067 libvo_aacenc
1068 libvo_amrwbenc
1069 libvorbis
1070 libvpx
84d3ff50 1071 libwavpack
3fc09b00
MR
1072 libx264
1073 libxavs
1074 libxvid
1075 openssl
1076 x11grab
1077 zlib
1078"
1079
70b348ec
DB
1080HWACCEL_LIST="
1081 dxva2
1082 vaapi
1083 vda
1084 vdpau
1085"
d89f2fa9
DB
1086LIBRARY_LIST="
1087 avcodec
1088 avdevice
1089 avfilter
1090 avformat
1091 avresample
1092 avutil
1093 swscale
1094"
1095
055c61b8
DB
1096PROGRAM_LIST="
1097 avconv
1098 avplay
1099 avprobe
1100 avserver
055c61b8
DB
1101"
1102
4a0d6686
AJ
1103CONFIG_LIST="
1104 $COMPONENT_LIST
3fc09b00 1105 $EXTERNAL_LIBRARY_LIST
70b348ec 1106 $HWACCEL_LIST
d89f2fa9 1107 $LIBRARY_LIST
055c61b8 1108 $PROGRAM_LIST
7f3f5f46 1109 dct
c73f65d9 1110 doc
0b499c9b 1111 error_resilience
1848f7d9 1112 fft
c88f5d72 1113 gpl
d8d0d0b2 1114 gray
3abe5fbd 1115 hardcoded_tables
b781cc12 1116 lsp
2a91ada8 1117 lzo
47a158cb 1118 mdct
c88f5d72 1119 memalign_hack
c88f5d72 1120 network
3fe142e2 1121 nonfree
8a3c8627 1122 pic
68602540 1123 rdft
e90f5b5a 1124 runtime_cpudetect
8cfbbd92 1125 safe_bitstream_reader
2e35e684 1126 shared
bd2216e4 1127 small
6b35d421 1128 sram
2e35e684 1129 static
a9ddb5b1 1130 swscale_alpha
8986fddc 1131 thumb
9cad0e4e 1132 version3
7e4d9d5d 1133 xmm_clobber_test
4a0d6686 1134"
c88f5d72 1135
8eee7025 1136THREADS_LIST='
8eee7025
DB
1137 pthreads
1138 w32threads
1139'
1140
f9f6402e
AK
1141ATOMICS_LIST='
1142 atomics_gcc
f9f6402e 1143 atomics_suncc
93e65e9a 1144 atomics_win32
f9f6402e
AK
1145'
1146
3f5b56e5 1147ARCH_LIST='
5873b623 1148 aarch64
3f5b56e5 1149 alpha
a2fc0f6a 1150 arm
fdcd782d
MR
1151 avr32
1152 avr32_ap
1153 avr32_uc
3f5b56e5
MR
1154 bfin
1155 ia64
1156 m68k
1157 mips
bae3abb0 1158 mips64
3f5b56e5 1159 parisc
79cb09b2 1160 ppc
34d11b87 1161 ppc64
3f5b56e5
MR
1162 s390
1163 sh4
1164 sparc
1165 sparc64
c75848cd
DB
1166 tilegx
1167 tilepro
0844bae1 1168 tomi
3f5b56e5
MR
1169 x86
1170 x86_32
1171 x86_64
1172'
1173
81dfa21e
MR
1174ARCH_EXT_LIST_ARM='
1175 armv5te
1176 armv6
1177 armv6t2
81dfa21e 1178 neon
b3267559 1179 vfp
81dfa21e
MR
1180 vfpv3
1181'
1182
50cd43f2 1183ARCH_EXT_LIST_X86='
3bf96eec 1184 amd3dnow
a1ef9f08 1185 amd3dnowext
50cd43f2 1186 avx
4d6ee072 1187 avx2
50cd43f2 1188 fma4
84146963 1189 i686
50cd43f2
DB
1190 mmx
1191 mmxext
1192 sse
1193 sse2
1194 sse3
1195 sse4
1196 sse42
1197 ssse3
1198'
1199
1200ARCH_EXT_LIST="
81dfa21e 1201 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1202 $ARCH_EXT_LIST_X86
1203 altivec
799fde37 1204 ppc4xx
bd9d34a0 1205 vis
50cd43f2 1206"
3f5b56e5 1207
fd712a55
DB
1208HAVE_LIST_CMDLINE='
1209 inline_asm
1210 symver
1211 yasm
1212'
1213
a3e02a8c
MR
1214HAVE_LIST_PUB='
1215 bigendian
d268eee9 1216 fast_unaligned
a3e02a8c
MR
1217'
1218
79042ab3 1219MATH_FUNCS="
fab0a8b2
MR
1220 atanf
1221 atan2f
79042ab3 1222 cbrtf
fab0a8b2 1223 cosf
79042ab3
DB
1224 exp2
1225 exp2f
fab0a8b2 1226 expf
79042ab3
DB
1227 isinf
1228 isnan
fab0a8b2 1229 ldexpf
79042ab3
DB
1230 llrint
1231 llrintf
1232 log2
1233 log2f
fab0a8b2 1234 log10f
79042ab3
DB
1235 lrint
1236 lrintf
fab0a8b2 1237 powf
79042ab3
DB
1238 rint
1239 round
1240 roundf
fab0a8b2 1241 sinf
79042ab3
DB
1242 trunc
1243 truncf
1244"
1245
3f5b56e5
MR
1246HAVE_LIST="
1247 $ARCH_EXT_LIST
43b73d59
DB
1248 $(add_suffix _external $ARCH_EXT_LIST)
1249 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1250 $HAVE_LIST_CMDLINE
a3e02a8c 1251 $HAVE_LIST_PUB
3f5b56e5 1252 $THREADS_LIST
f9f6402e 1253 $ATOMICS_LIST
79042ab3 1254 $MATH_FUNCS
be1a839c 1255 aligned_malloc
59782b82 1256 aligned_stack
35fd8122 1257 alsa_asoundlib_h
3f5b56e5 1258 altivec_h
c9fdab0d 1259 arpa_inet_h
ec9d2c15 1260 asm_mod_q
6308729e 1261 asm_mod_y
817dff57 1262 atomic_cas_ptr
f9f6402e 1263 atomics_native
dffb41b9 1264 attribute_may_alias
e7ea5e3d 1265 attribute_packed
43e0e0c4
LB
1266 cdio_paranoia_h
1267 cdio_paranoia_paranoia_h
ecf97f22 1268 closesocket
15caccb9 1269 CommandLineToArgvW
180d43bc 1270 cpunop
1093383d 1271 CryptGenRandom
c88f5d72 1272 dcbzl
f8aa696f
DB
1273 dev_bktr_ioctl_bt848_h
1274 dev_bktr_ioctl_meteor_h
1275 dev_ic_bt8xx_h
f8aa696f 1276 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1277 dev_video_meteor_ioctl_meteor_h
ca6b544a 1278 direct_h
18b67ae5 1279 dlfcn_h
c88f5d72 1280 dlopen
bc574408 1281 dos_paths
fa845061 1282 dxva_h
245626d0
DB
1283 ebp_available
1284 ebx_available
c2a29455 1285 fast_64bit
669b5583 1286 fast_clz
7073e9fc 1287 fast_cmov
534a2231 1288 fcntl
9d99cc5a 1289 fork
84882df6 1290 getaddrinfo
da9e86f8 1291 gethrtime
667fb97a 1292 getopt
02e8f427 1293 GetProcessAffinityMask
fc5607f8 1294 GetProcessMemoryInfo
4e68cb8a 1295 GetProcessTimes
61183b5a 1296 GetSystemTimeAsFileTime
66be5b45 1297 getrusage
c3e73100 1298 getservbyport
61183b5a 1299 gettimeofday
a49d3025 1300 gnu_as
c7df1532 1301 gsm_h
2f0c136e 1302 ibm_asm
2e1913b1 1303 inet_aton
3b1ab197 1304 io_h
ef5b70af 1305 inline_asm_labels
abfc8d05 1306 isatty
8772997d 1307 jack_port_get_latency_range
9f5ff83f 1308 ldbrx
0b4a1821
AS
1309 libdc1394_1
1310 libdc1394_2
d96cd429
MR
1311 local_aligned_16
1312 local_aligned_8
a5b64584 1313 localtime_r
85dd97ad 1314 loongson
f8aa696f
DB
1315 machine_ioctl_bt848_h
1316 machine_ioctl_meteor_h
65f1d45d 1317 machine_rw_barrier
c88f5d72 1318 malloc_h
73f6d31e 1319 MapViewOfFile
c88f5d72 1320 memalign
65f1d45d 1321 MemoryBarrier
6ffa87d3 1322 mkstemp
f80ddd5b 1323 mm_empty
0328b9ea 1324 mmap
e98b02de 1325 mprotect
4fa661a8 1326 msvcrt
d3d3a32c 1327 nanosleep
3e0b1c9a 1328 poll_h
1f91cdce 1329 posix_memalign
3a7050ff 1330 pragma_deprecated
07b28702 1331 rdtsc
ea4d5f48 1332 sched_getaffinity
c88f5d72 1333 sdl
7e6a11bc 1334 SetConsoleTextAttribute
b507ebd1 1335 setmode
3e0b1c9a 1336 setrlimit
d3d3a32c 1337 Sleep
15d59d2c 1338 sndio_h
72be9e73 1339 socklen_t
deb29777 1340 soundcard_h
87958234 1341 strerror_r
6379900c 1342 strptime
47941088 1343 strtok_r
c0018613 1344 struct_addrinfo
75d339e0
MS
1345 struct_group_source_req
1346 struct_ip_mreq_source
b4d68544 1347 struct_ipv6_mreq
cdee08e3 1348 struct_pollfd
3e0b1c9a 1349 struct_rusage_ru_maxrss
b4d68544 1350 struct_sockaddr_in6
3b2372bf 1351 struct_sockaddr_sa_len
33a4dbdd 1352 struct_sockaddr_storage
a6a4793d 1353 struct_v4l2_frmivalenum_discrete
b462d132 1354 symver_asm_label
3e0b1c9a 1355 symver_gnu_asm
e460aa32 1356 sync_val_compare_and_swap
bcc73960 1357 sysconf
b9e22269 1358 sysctl
b58412f1 1359 sys_mman_h
06bb5905 1360 sys_param_h
b091aa44 1361 sys_resource_h
81644c2e 1362 sys_select_h
deb29777 1363 sys_soundcard_h
e64bceea 1364 sys_time_h
60538758 1365 sys_un_h
1b6e8b73 1366 sys_videoio_h
b265431e 1367 threads
542920b7 1368 unistd_h
d3d3a32c 1369 usleep
ce742de2 1370 vfp_args
7c5bfe7a 1371 VirtualAlloc
d3d3a32c 1372 windows_h
6ff3f3e7 1373 winsock2_h
cc078b5d 1374 xform_asm
6f74fb03 1375 xmm_clobbers
0cb78cef 1376"
44161118 1377
511cf612 1378# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1379CONFIG_EXTRA="
87849592 1380 aandcttables
bfe9f48a 1381 ac3dsp
aa11cb79 1382 audio_frame_queue
b93b27ed 1383 dsputil
bfe9f48a 1384 gcrypt
478fd534 1385 golomb
9cad0e4e 1386 gplv3
478fd534
DB
1387 h264chroma
1388 h264dsp
1389 h264pred
915a2a0a 1390 h264qpel
68d8238c 1391 hpeldsp
478fd534 1392 huffman
9cad0e4e 1393 lgplv3
478fd534 1394 lpc
1e164c0b 1395 mpegaudio
bfe9f48a 1396 mpegaudiodsp
18bbca1f 1397 mpegvideo
ad08dfd5 1398 mpegvideoenc
bfe9f48a 1399 nettle
f704a079 1400 rangecoder
255d9c57 1401 riffdec
3dd5c95d 1402 riffenc
bfe9f48a 1403 rtpdec
5ad2f0bf 1404 rtpenc_chain
bfe9f48a 1405 sinewin
8c53d39e 1406 videodsp
ab9f9876 1407 vp3dsp
b6bb00b0
MR
1408"
1409
520cc7f1 1410CMDLINE_SELECT="
3f5b56e5 1411 $ARCH_EXT_LIST
520cc7f1 1412 $CONFIG_LIST
fd712a55 1413 $HAVE_LIST_CMDLINE
8eee7025 1414 $THREADS_LIST
c8a4ae00 1415 asm
db6107b6 1416 cross_compile
520cc7f1
MR
1417 debug
1418 extra_warnings
8c6afa4d 1419 logging
65d12900 1420 lto
d2bbb2f7 1421 optimizations
520cc7f1 1422"
426be5dc
DB
1423
1424PATHS_LIST='
d156bede 1425 bindir
14a8acf1 1426 datadir
f4ca970d 1427 docdir
26759c44
MR
1428 incdir
1429 libdir
26759c44
MR
1430 mandir
1431 prefix
1432 shlibdir
426be5dc
DB
1433'
1434
1435CMDLINE_SET="
1436 $PATHS_LIST
121d78d0 1437 ar
426be5dc 1438 arch
313c46a6 1439 as
426be5dc
DB
1440 build_suffix
1441 cc
1442 cpu
1443 cross_prefix
50567afa 1444 dep_cc
ac63af34 1445 extra_version
9da6609f
MR
1446 host_cc
1447 host_cflags
095792f2 1448 host_ld
9da6609f
MR
1449 host_ldflags
1450 host_libs
82bb3329 1451 host_os
684b28e0 1452 ld
426be5dc 1453 logfile
4ae40685 1454 malloc_prefix
89641463 1455 nm
9cd7b854 1456 optflags
3f8040db 1457 pkg_config
154caa67 1458 random_seed
2fad0977 1459 samples
c5200f17
MR
1460 sysinclude
1461 sysroot
a7ada2ba 1462 target_exec
26759c44 1463 target_os
a7ada2ba 1464 target_path
ba13606c 1465 target_samples
aeeb782c 1466 toolchain
426be5dc 1467"
520cc7f1 1468
89f2932b
MR
1469CMDLINE_APPEND="
1470 extra_cflags
4cc4b33f 1471 host_cppflags
89f2932b
MR
1472"
1473
912f3148
DB
1474# code dependency declarations
1475
9eeed841 1476# architecture extensions
808fa33c 1477
a2fc0f6a
MR
1478armv5te_deps="arm"
1479armv6_deps="arm"
ab5cb084 1480armv6t2_deps="arm"
808fa33c 1481neon_deps="arm"
b3267559
MR
1482vfp_deps="arm"
1483vfpv3_deps="vfp"
808fa33c 1484
637606de
MR
1485map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1486
808fa33c
MR
1487altivec_deps="ppc"
1488ppc4xx_deps="ppc"
1489
1490vis_deps="sparc"
1491
84146963
DB
1492cpunop_deps="i686"
1493x86_64_select="i686"
1494x86_64_suggest="fast_cmov"
50cd43f2 1495
808fa33c
MR
1496amd3dnow_deps="mmx"
1497amd3dnowext_deps="amd3dnow"
9eeed841 1498mmx_deps="x86"
239fdf1b 1499mmxext_deps="mmx"
50cd43f2
DB
1500sse_deps="mmxext"
1501sse2_deps="sse"
1502sse3_deps="sse2"
1503ssse3_deps="sse3"
1504sse4_deps="ssse3"
1505sse42_deps="sse4"
1506avx_deps="sse42"
79687079 1507fma4_deps="avx"
4d6ee072 1508avx2_deps="avx"
9eeed841 1509
43b73d59
DB
1510mmx_external_deps="yasm"
1511mmx_inline_deps="inline_asm"
1512mmx_suggest="mmx_external mmx_inline"
1513
1514for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1515 eval dep=\$${ext}_deps
1516 eval ${ext}_external_deps='"${dep}_external"'
1517 eval ${ext}_inline_deps='"${dep}_inline"'
1518 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1519done
1520
59782b82 1521aligned_stack_if_any="ppc x86"
e939cedd 1522fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1523fast_clz_if_any="alpha avr32 mips ppc x86"
1524fast_unaligned_if_any="ppc x86"
669b5583 1525
6fec122a 1526inline_asm_deps="!tms470"
3e0b1c9a 1527need_memalign="altivec neon sse"
89e053f8 1528
b462d132
MR
1529symver_if_any="symver_asm_label symver_gnu_asm"
1530
88a35699
MS
1531log2_deps="!msvcrt"
1532
26fbcc85 1533# subsystems
dc609252 1534dct_select="rdft"
b93b27ed
RB
1535error_resilience_select="dsputil"
1536lpc_select="dsputil"
26fbcc85
MR
1537mdct_select="fft"
1538rdft_select="fft"
1e164c0b 1539mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1540mpegaudiodsp_select="dct"
f4fed5a2 1541mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1542mpegvideoenc_select="mpegvideo"
26fbcc85 1543
ed40b6bf 1544# decoders / encoders
cfc2a0cf 1545aac_decoder_select="mdct sinewin"
aa11cb79 1546aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1547aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1548ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1549ac3_encoder_select="mdct ac3dsp dsputil"
1550ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1551aic_decoder_select="dsputil golomb"
f4d608e3 1552alac_encoder_select="lpc"
b93b27ed 1553als_decoder_select="dsputil"
b781cc12 1554amrnb_decoder_select="lsp"
2b2a597e 1555amrwb_decoder_select="lsp"
28bc406c 1556amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1557ape_decoder_select="dsputil"
1558asv1_decoder_select="dsputil"
1559asv1_encoder_select="dsputil"
1560asv2_decoder_select="dsputil"
1561asv2_encoder_select="dsputil"
4538729a 1562atrac1_decoder_select="mdct sinewin"
26fbcc85 1563atrac3_decoder_select="mdct"
0f0a11d5 1564bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1565binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1566binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1567cavs_decoder_select="dsputil golomb h264chroma videodsp"
1568cllc_decoder_select="dsputil"
9b500b8f 1569comfortnoise_encoder_select="lpc"
b93b27ed 1570cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1571cscd_decoder_select="lzo"
2eef7c62 1572cscd_decoder_suggest="zlib"
26fbcc85 1573dca_decoder_select="mdct"
b93b27ed
RB
1574dnxhd_decoder_select="dsputil"
1575dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1576dvvideo_decoder_select="dsputil"
1577dvvideo_encoder_select="dsputil"
61c31e4e 1578dxa_decoder_deps="zlib"
baf91bb9 1579eac3_decoder_select="ac3_decoder"
4264a0dd 1580eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1581eamad_decoder_select="aandcttables dsputil mpegvideo"
1582eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1583eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1584ffv1_decoder_select="dsputil golomb rangecoder"
1585ffv1_encoder_select="dsputil rangecoder"
1586ffvhuff_decoder_select="dsputil"
1587ffvhuff_encoder_select="dsputil huffman"
4f034993 1588flac_decoder_select="golomb"
b93b27ed 1589flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1590flashsv_decoder_deps="zlib"
1591flashsv_encoder_deps="zlib"
1592flashsv2_decoder_deps="zlib"
4414137e 1593flv_decoder_select="h263_decoder"
4d4b4bd1 1594flv_encoder_select="h263_encoder"
b93b27ed
RB
1595fourxm_decoder_select="dsputil"
1596fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1597g2m_decoder_deps="zlib"
1598g2m_decoder_select="dsputil"
c292f6a2 1599h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1600h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1601h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1602h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1603h263i_decoder_select="h263_decoder"
fe629c2d 1604h263p_encoder_select="h263_encoder"
0b499c9b
RB
1605h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1606h264_decoder_suggest="error_resilience"
064698d3 1607hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1608huffyuv_decoder_select="dsputil"
1609huffyuv_encoder_select="dsputil huffman"
1610iac_decoder_select="dsputil fft mdct sinewin"
1611imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1612indeo3_decoder_select="hpeldsp"
8071264f 1613interplay_video_decoder_select="hpeldsp"
28bc406c 1614jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1615jpegls_encoder_select="golomb"
b93b27ed
RB
1616jv_decoder_select="dsputil"
1617lagarith_decoder_select="dsputil"
ad08dfd5 1618ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1619loco_decoder_select="golomb"
b93b27ed 1620mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1621metasound_decoder_select="lsp mdct sinewin"
c1047003 1622mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1623mjpeg_decoder_select="dsputil hpeldsp"
1624mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1625mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1626mlp_decoder_select="dsputil mlp_parser"
1627motionpixels_decoder_select="dsputil"
1e164c0b
DB
1628mp1_decoder_select="mpegaudio"
1629mp1float_decoder_select="mpegaudio"
1630mp2_decoder_select="mpegaudio"
1631mp2float_decoder_select="mpegaudio"
1632mp3_decoder_select="mpegaudio"
1633mp3adu_decoder_select="mpegaudio"
1634mp3adufloat_decoder_select="mpegaudio"
1635mp3float_decoder_select="mpegaudio"
1636mp3on4_decoder_select="mpegaudio"
1637mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1638mpc7_decoder_select="dsputil mpegaudiodsp"
1639mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1640mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1641mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1642mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1643mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1644mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1645mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1646mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1647mpeg4_encoder_select="h263_encoder"
4414137e 1648msmpeg4v1_decoder_select="h263_decoder"
4414137e 1649msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1650msmpeg4v2_encoder_select="h263_encoder"
4414137e 1651msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1652msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1653mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1654mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1655nellymoser_decoder_select="mdct sinewin"
aa11cb79 1656nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1657nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1658png_decoder_deps="zlib"
1659png_decoder_select="dsputil"
1660png_encoder_deps="zlib"
1661png_encoder_select="dsputil"
b93b27ed
RB
1662prores_decoder_select="dsputil"
1663prores_encoder_select="dsputil"
b781cc12 1664qcelp_decoder_select="lsp"
c4f5c2d6 1665qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1666ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1667ralf_decoder_select="golomb"
06b54e84 1668rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1669rv10_encoder_select="h263_encoder"
06b54e84 1670rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1671rv20_encoder_select="h263_encoder"
870add0d
DB
1672rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1673rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1674shorten_decoder_select="golomb"
b781cc12 1675sipr_decoder_select="lsp"
28bc406c 1676sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1677svq1_decoder_select="hpeldsp"
1277dc07 1678svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1679svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1680svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1681tak_decoder_select="dsputil"
4eef77c1 1682theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1683tiff_decoder_suggest="zlib"
1684tiff_encoder_suggest="zlib"
28bc406c 1685thp_decoder_select="dsputil hpeldsp"
aec09a00 1686truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1687truemotion2_decoder_select="dsputil"
1688truespeech_decoder_select="dsputil"
61c31e4e 1689tscc_decoder_deps="zlib"
4538729a 1690twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1691utvideo_decoder_select="dsputil"
1692utvideo_encoder_select="dsputil huffman"
1693vble_decoder_select="dsputil"
06b54e84 1694vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1695vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1696vorbis_decoder_select="mdct"
1697vorbis_encoder_select="mdct"
3bd062bf 1698vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1699vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1700vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1701vp6a_decoder_select="vp6_decoder"
1702vp6f_decoder_select="vp6_decoder"
8c53d39e 1703vp8_decoder_select="h264pred videodsp"
c4bfa098 1704webp_decoder_select="vp8_decoder"
4538729a
MR
1705wmapro_decoder_select="mdct sinewin"
1706wmav1_decoder_select="mdct sinewin"
1707wmav1_encoder_select="mdct sinewin"
1708wmav2_decoder_select="mdct sinewin"
1709wmav2_encoder_select="mdct sinewin"
1710wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1711wmv1_decoder_select="h263_decoder"
665507aa 1712wmv1_encoder_select="h263_encoder"
870add0d 1713wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1714wmv2_encoder_select="h263_encoder"
015f8ee0 1715wmv3_decoder_select="vc1_decoder"
45ecda85 1716wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1717zerocodec_decoder_deps="zlib"
1718zlib_decoder_deps="zlib"
1719zlib_encoder_deps="zlib"
1720zmbv_decoder_deps="zlib"
1721zmbv_encoder_deps="zlib"
30fd06be 1722
ed40b6bf 1723# hardware accelerators
215cdd35 1724dxva2_deps="dxva2api_h"
0afab17e 1725vaapi_deps="va_va_h"
ac3dbb4d 1726vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1727vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1728vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1729
82ca17ac
DB
1730h263_vaapi_hwaccel_deps="vaapi"
1731h263_vaapi_hwaccel_select="h263_decoder"
1732h263_vdpau_hwaccel_deps="vdpau"
1733h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1734h264_dxva2_hwaccel_deps="dxva2"
1735h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1736h264_vaapi_hwaccel_deps="vaapi"
1737h264_vaapi_hwaccel_select="h264_decoder"
1738h264_vda_hwaccel_deps="vda"
1739h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1740h264_vdpau_hwaccel_deps="vdpau"
1741h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1742mpeg1_vdpau_hwaccel_deps="vdpau"
1743mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1744mpeg2_dxva2_hwaccel_deps="dxva2"
1745mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1746mpeg2_vaapi_hwaccel_deps="vaapi"
1747mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1748mpeg2_vdpau_hwaccel_deps="vdpau"
1749mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1750mpeg4_vaapi_hwaccel_deps="vaapi"
1751mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1752mpeg4_vdpau_hwaccel_deps="vdpau"
1753mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1754vc1_dxva2_hwaccel_deps="dxva2"
1755vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1756vc1_vaapi_hwaccel_deps="vaapi"
1757vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1758vc1_vdpau_hwaccel_deps="vdpau"
1759vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1760wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1761wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1762wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1763
28b80940 1764# parsers
0b499c9b 1765h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1766mpeg4video_parser_select="error_resilience mpegvideo"
1767mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1768vc1_parser_select="mpegvideo"
28b80940 1769
912f3148 1770# external libraries
c9171a83 1771libfaac_encoder_deps="libfaac"
aa11cb79 1772libfaac_encoder_select="audio_frame_queue"
4f2b469d 1773libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1774libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1775libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1776libgsm_decoder_deps="libgsm"
1777libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1778libgsm_ms_decoder_deps="libgsm"
1779libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1780libilbc_decoder_deps="libilbc"
1781libilbc_encoder_deps="libilbc"
1cc60c47 1782libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1783libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1784libopencore_amrnb_decoder_deps="libopencore_amrnb"
1785libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1786libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1787libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1788libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1789libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1790libopus_decoder_deps="libopus"
6cb8c854 1791libopus_encoder_deps="libopus"
aa11cb79 1792libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1793libschroedinger_decoder_deps="libschroedinger"
1794libschroedinger_encoder_deps="libschroedinger"
ae14f311 1795libspeex_decoder_deps="libspeex"
b606a017 1796libspeex_encoder_deps="libspeex"
aa11cb79 1797libspeex_encoder_select="audio_frame_queue"
150d2772 1798libtheora_encoder_deps="libtheora"
d89e738a 1799libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1800libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1801libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1802libvorbis_encoder_deps="libvorbis"
aa11cb79 1803libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1804libvpx_vp8_decoder_deps="libvpx"
1805libvpx_vp8_encoder_deps="libvpx"
1806libvpx_vp9_decoder_deps="libvpx"
1807libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1808libwavpack_encoder_deps="libwavpack"
1cc60c47 1809libx264_encoder_deps="libx264"
de295976 1810libxavs_encoder_deps="libxavs"
1cc60c47 1811libxvid_encoder_deps="libxvid"
30fd06be 1812
912f3148 1813# demuxers / muxers
c2dd0e9e 1814ac3_demuxer_select="ac3_parser"
255d9c57 1815asf_demuxer_select="riffdec"
3dd5c95d 1816asf_muxer_select="riffenc"
647c2356 1817asf_stream_muxer_select="asf_muxer"
255d9c57 1818avi_demuxer_select="riffdec"
3dd5c95d 1819avi_muxer_select="riffenc"
4e622dea 1820avisynth_demuxer_deps="avisynth"
255d9c57
DB
1821avisynth_demuxer_select="riffdec"
1822caf_demuxer_select="riffdec"
c2dd0e9e 1823dirac_demuxer_select="dirac_parser"
255d9c57 1824dxa_demuxer_select="riffdec"
5b423887 1825eac3_demuxer_select="ac3_parser"
e01fba55 1826f4v_muxer_select="mov_muxer"
c2dd0e9e 1827flac_demuxer_select="flac_parser"
435214a7 1828hds_muxer_select="flv_muxer"
c9031c7c 1829hls_muxer_select="mpegts_muxer"
647c2356 1830ipod_muxer_select="mov_muxer"
31f16dc1 1831ismv_muxer_select="mov_muxer"
647c2356 1832matroska_audio_muxer_select="matroska_muxer"
255d9c57 1833matroska_demuxer_select="riffdec"
2a91ada8 1834matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1835matroska_muxer_select="riffenc"
1836mmf_muxer_select="riffenc"
255d9c57 1837mov_demuxer_select="riffdec"
4e622dea 1838mov_demuxer_suggest="zlib"
3dd5c95d 1839mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1840mp3_demuxer_select="mpegaudio_parser"
647c2356 1841mp4_muxer_select="mov_muxer"
75644335 1842mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1843mpegtsraw_demuxer_select="mpegts_demuxer"
1844mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1845nut_muxer_select="riffenc"
255d9c57 1846nuv_demuxer_select="riffdec"
24ca518b 1847ogg_demuxer_select="golomb"
647c2356 1848psp_muxer_select="mov_muxer"
44594cc7 1849rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1850rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1851rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1852rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1853sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1854sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1855sdp_demuxer_select="rtpdec"
e772f9fa 1856smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1857spdif_muxer_select="aac_parser"
57231e4d 1858tak_demuxer_select="tak_parser"
647c2356
DB
1859tg2_muxer_select="mov_muxer"
1860tgp_muxer_select="mov_muxer"
a7d45e06 1861w64_demuxer_select="wav_demuxer"
255d9c57 1862wav_demuxer_select="riffdec"
3dd5c95d
DB
1863wav_muxer_select="riffenc"
1864webm_muxer_select="riffenc"
255d9c57
DB
1865wtv_demuxer_select="riffdec"
1866xmv_demuxer_select="riffdec"
1867xwma_demuxer_select="riffdec"
4e622dea
SS
1868
1869# indevs / outdevs
38e54a75 1870alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1871alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1872bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1873dv1394_indev_deps="dv1394"
1874dv1394_indev_select="dv_demuxer"
c6f95144 1875fbdev_indev_deps="linux_fb_h"
a3fc62e8 1876jack_indev_deps="jack_jack_h pthreads"
e417d80d 1877libcdio_indev_deps="libcdio"
38e54a75 1878libdc1394_indev_deps="libdc1394"
38e54a75
SS
1879oss_indev_deps_any="soundcard_h sys_soundcard_h"
1880oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1881pulse_indev_deps="libpulse"
15d59d2c
B
1882sndio_indev_deps="sndio_h"
1883sndio_outdev_deps="sndio_h"
38e54a75 1884v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1885vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1886vfwcap_indev_extralibs="-lavicap32"
24f8961f 1887x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1888
912f3148 1889# protocols
acd554c1
SP
1890ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1891ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1892ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1893ffrtmphttp_protocol_deps="!librtmp_protocol"
1894ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1895gopher_protocol_select="network"
c40e1757 1896httpproxy_protocol_select="tcp_protocol"
279a0c97 1897http_protocol_select="tcp_protocol"
183baead 1898https_protocol_select="tls_protocol"
c3b57d6e
DB
1899librtmp_protocol_deps="librtmp"
1900librtmpe_protocol_deps="librtmp"
1901librtmps_protocol_deps="librtmp"
1902librtmpt_protocol_deps="librtmp"
1903librtmpte_protocol_deps="librtmp"
c60a2d70 1904mmsh_protocol_select="http_protocol"
998c1ee1 1905mmst_protocol_select="network"
c3b57d6e 1906rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1907rtmp_protocol_select="tcp_protocol"
acd554c1 1908rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1909rtmps_protocol_deps="!librtmp_protocol"
1910rtmps_protocol_select="tls_protocol"
775c4d36 1911rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1912rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1913rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1914rtp_protocol_select="udp_protocol"
998c1ee1
DB
1915sctp_protocol_deps="struct_sctp_event_subscribe"
1916sctp_protocol_select="network"
0eecafc9 1917srtp_protocol_select="rtp_protocol"
998c1ee1 1918tcp_protocol_select="network"
558d192d
MS
1919tls_protocol_deps_any="openssl gnutls"
1920tls_protocol_select="tcp_protocol"
998c1ee1 1921udp_protocol_select="network"
60538758
LB
1922unix_protocol_deps="sys_un_h"
1923unix_protocol_select="network"
c08fb000 1924
6ebf0bfc 1925# filters
13fabd7a 1926blackframe_filter_deps="gpl"
ce6b6ef6 1927boxblur_filter_deps="gpl"
68b79bfc 1928cropdetect_filter_deps="gpl"
b157be1f 1929delogo_filter_deps="gpl"
a5b64584 1930drawtext_filter_deps="libfreetype"
2e5ff4d0 1931frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1932frei0r_filter_extralibs='$ldl'
a42bb9d6 1933frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1934frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1935hqdn3d_filter_deps="gpl"
3fce1367 1936interlace_filter_deps="gpl"
d371e7b9 1937resample_filter_deps="avresample"
cf69ad35 1938ocv_filter_deps="libopencv"
2f296e39 1939scale_filter_deps="swscale"
acbac567 1940yadif_filter_deps="gpl"
6ebf0bfc 1941
5a0f7131 1942# libraries
d89f2fa9
DB
1943avcodec_deps="avutil"
1944avdevice_deps="avutil avcodec avformat"
1945avfilter_deps="avutil"
1946avformat_deps="avutil avcodec"
1947avresample_deps="avutil"
1948swscale_deps="avutil"
f7679c54 1949
912f3148 1950# programs
54fd593a 1951avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1952avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1953 fps_filter null_filter resample_filter scale_filter
bce70f81 1954 setpts_filter trim_filter"
d173ede1 1955avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1956avplay_select="rdft"
9e12f0bf 1957avprobe_deps="avcodec avformat"
406e6c0b
DB
1958avserver_deps="avformat fork !shared"
1959avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
4d58e4cb 1960avserver_extralibs='$ldl'
a2830dca 1961
c73f65d9 1962doc_deps="texi2html"
912f3148 1963
de6d9b64 1964# default parameters
8a608357 1965
19bd477d 1966logfile="config.log"
8a608357
MR
1967
1968# installation paths
c9d19248
MR
1969prefix_default="/usr/local"
1970bindir_default='${prefix}/bin'
6291d7e4 1971datadir_default='${prefix}/share/avconv'
f4ca970d 1972docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
1973incdir_default='${prefix}/include'
1974libdir_default='${prefix}/lib'
1975mandir_default='${prefix}/share/man'
1976shlibdir_default="$libdir_default"
8a608357
MR
1977
1978# toolchain
121d78d0 1979ar_default="ar"
13c7df3d 1980cc_default="gcc"
9da6609f 1981host_cc_default="gcc"
4ebc6a74 1982cp_f="cp -f"
b58b00ae 1983ln_s="ln -s -f"
2a8a860a 1984nm_default="nm -g"
11e6d03a 1985objformat="elf"
3f8040db 1986pkg_config_default=pkg-config
be7109c1 1987ranlib="ranlib"
e52567c2 1988strip="strip"
11e6d03a 1989yasmexe="yasm"
8a608357 1990
3e0b1c9a 1991nogas=":"
8182dc34 1992
8a608357 1993# machine
8d4c00ed 1994arch_default=$(uname -m)
38d0a8aa 1995cpu="generic"
8a608357 1996
8a608357 1997# OS
8d4c00ed
MR
1998target_os_default=$(tolower $(uname -s))
1999host_os=$target_os_default
8a608357 2000
8a608357 2001# configurable options
d89f2fa9 2002enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2003
3e0b1c9a
DB
2004enable asm
2005enable debug
2006enable doc
8400d6b8 2007enable optimizations
8cfbbd92 2008enable safe_bitstream_reader
530dc538 2009enable static
a9ddb5b1 2010enable swscale_alpha
8a608357 2011
2e2ec667
DB
2012# By default, enable only those hwaccels that have no external dependencies.
2013enable dxva2 vdpau
2014
8a608357 2015# build settings
9987769a 2016SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2017LIBPREF="lib"
2018LIBSUF=".a"
c5f14466
RP
2019FULLNAME='$(NAME)$(BUILDSUF)'
2020LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2021SLIBPREF="lib"
2022SLIBSUF=".so"
c5f14466 2023SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2024SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2025SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2026LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2027SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2028SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2029
68485d1f
MR
2030asflags_filter=echo
2031cflags_filter=echo
64933b6c
MR
2032ldflags_filter=echo
2033
23565c26 2034AS_C='-c'
bc877faf 2035AS_O='-o $@'
23565c26 2036CC_C='-c'
18031c49 2037CC_E='-E -o $@'
7e6c86e6 2038CC_O='-o $@'
a758c5e2 2039LD_O='-o $@'
8db73c61
MR
2040LD_LIB='-l%'
2041LD_PATH='-L'
23565c26 2042HOSTCC_C='-c'
a758c5e2 2043HOSTCC_O='-o $@'
095792f2 2044HOSTLD_O='-o $@'
7e6c86e6 2045
4cc4b33f
DB
2046host_cflags='-O3 -g'
2047host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2048host_libs='-lm'
6c3fa06a
MR
2049host_cflags_filter=echo
2050host_ldflags_filter=echo
9da6609f 2051
9b861379 2052target_path='$(CURDIR)'
a7ada2ba 2053
a158446b
MR
2054# since the object filename is not given with the -MM flag, the compiler
2055# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2056DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2057DEPFLAGS='-MM'
315c741d 2058
c597172e 2059# find source path
24524f36 2060if test -f configure; then
f038cf3c 2061 source_path=.
c597172e 2062else
8477f2de 2063 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2064 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2065 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2066 test -e "$source_path/config.h" &&
2067 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2068fi
2069
13cbe2c0 2070for v in "$@"; do
b04251c5
MR
2071 r=${v#*=}
2072 l=${v%"$r"}
2073 r=$(sh_quote "$r")
29ba0911 2074 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2075done
c597172e 2076
73ef8980
MR
2077find_things(){
2078 thing=$1
2079 pattern=$2
2080 file=$source_path/$3
932ccf39 2081 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2082}
2083
2084ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2085DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2086HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2087PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2088BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2089MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2090DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2091OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2092INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2093PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2094FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2095
54e75be4
DB
2096ALL_COMPONENTS="
2097 $BSF_LIST
2098 $DECODER_LIST
2099 $DEMUXER_LIST
2100 $ENCODER_LIST
2101 $FILTER_LIST
2102 $HWACCEL_LIST
2103 $INDEV_LIST
2104 $MUXER_LIST
2105 $OUTDEV_LIST
2106 $PARSER_LIST
2107 $PROTOCOL_LIST
2108"
2109
8469ae22
MR
2110for n in $COMPONENT_LIST; do
2111 v=$(toupper ${n%s})_LIST
2112 eval enable \$$v
2113 eval ${n}_if_any="\$$v"
2114done
2115
206a070d 2116enable $ARCH_EXT_LIST
c597172e
MR
2117
2118die_unknown(){
2119 echo "Unknown option \"$1\"."
2120 echo "See $0 --help for available options."
2121 exit 1
2122}
2123
7432e872
DB
2124print_3_columns() {
2125 cat | tr ' ' '\n' | sort | pr -r -3 -t
2126}
2127
794f8e97 2128show_list() {
bf0c4afa
RP
2129 suffix=_$1
2130 shift
7432e872 2131 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2132 exit 0
2133}
2134
154caa67
MR
2135rand_list(){
2136 IFS=', '
2137 set -- $*
2138 unset IFS
2139 for thing; do
2140 comp=${thing%:*}
2141 prob=${thing#$comp}
2142 prob=${prob#:}
2143 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2144 echo "prob ${prob:-0.5}"
2145 printf '%s\n' $comp
2146 done
2147}
2148
2149do_random(){
2150 action=$1
2151 shift
2152 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2153 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2154}
2155
c597172e 2156for opt do
7483e694
DB
2157 optval="${opt#*=}"
2158 case "$opt" in
ea061af1
DB
2159 --extra-ldflags=*)
2160 add_ldflags $optval
7e9e7cc2 2161 ;;
ea061af1
DB
2162 --extra-libs=*)
2163 add_extralibs $optval
7e9e7cc2 2164 ;;
ea061af1
DB
2165 --disable-devices)
2166 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2167 ;;
ea061af1
DB
2168 --enable-debug=*)
2169 debuglevel="$optval"
7e9e7cc2
MR
2170 ;;
2171 --disable-programs)
2172 disable $PROGRAM_LIST
2173 ;;
2174 --disable-everything)
2175 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2176 ;;
844c6852
DB
2177 --disable-all)
2178 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2179 disable $LIBRARY_LIST $PROGRAM_LIST doc
2180 ;;
7e9e7cc2
MR
2181 --enable-random|--disable-random)
2182 action=${opt%%-random}
2183 do_random ${action#--} $COMPONENT_LIST
2184 ;;
2185 --enable-random=*|--disable-random=*)
2186 action=${opt%%-random=*}
2187 do_random ${action#--} $optval
2188 ;;
2189 --enable-*=*|--disable-*=*)
2190 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2191 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2192 eval list=\$$(toupper $thing)_LIST
2193 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2194 $action $(filter "$name" $list)
2195 ;;
2196 --enable-?*|--disable-?*)
2197 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2198 if is_in $option $COMPONENT_LIST; then
2199 test $action = disable && action=unset
2200 eval $action \$$(toupper ${option%s})_LIST
2201 elif is_in $option $CMDLINE_SELECT; then
2202 $action $option
2203 else
2204 die_unknown $opt
2205 fi
2206 ;;
2207 --list-*)
2208 NAME="${opt#--list-}"
2209 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2210 NAME=${NAME%s}
2211 eval show_list $NAME \$$(toupper $NAME)_LIST
2212 ;;
2213 --help|-h) show_help
2214 ;;
2215 *)
2216 optname="${opt%%=*}"
2217 optname="${optname#--}"
2218 optname=$(echo "$optname" | sed 's/-/_/g')
2219 if is_in $optname $CMDLINE_SET; then
2220 eval $optname='$optval'
2221 elif is_in $optname $CMDLINE_APPEND; then
2222 append $optname "$optval"
2223 else
2224 die_unknown $opt
2225 fi
2226 ;;
7483e694 2227 esac
c597172e
MR
2228done
2229
bcea99bb
MR
2230disabled logging && logfile=/dev/null
2231
29ba0911 2232echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2233set >> $logfile
2234
9da6609f
MR
2235test -n "$cross_prefix" && enable cross_compile
2236
8d4c00ed
MR
2237if enabled cross_compile; then
2238 test -n "$arch" && test -n "$target_os" ||
2239 die "Must specify target arch and OS when cross-compiling"
2240fi
2241
121d78d0 2242ar_default="${cross_prefix}${ar_default}"
11e6d03a 2243cc_default="${cross_prefix}${cc_default}"
20e0ed95 2244nm_default="${cross_prefix}${nm_default}"
3f8040db 2245pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2246ranlib="${cross_prefix}${ranlib}"
e52567c2 2247strip="${cross_prefix}${strip}"
adb2b908 2248
c5200f17
MR
2249sysinclude_default="${sysroot}/usr/include"
2250
aeeb782c 2251case "$toolchain" in
0fbb62a8
LB
2252 clang-asan)
2253 cc_default="clang"
19f251a2
LB
2254 add_cflags -fsanitize=address
2255 add_ldflags -fsanitize=address
0fbb62a8
LB
2256 ;;
2257 clang-tsan)
2258 cc_default="clang"
19f251a2
LB
2259 add_cflags -fsanitize=thread -pie
2260 add_ldflags -fsanitize=thread -pie
0fbb62a8 2261 ;;
0ba49d28
LB
2262 gcc-asan)
2263 cc_default="gcc"
2264 add_cflags -fsanitize=address
2265 add_ldflags -fsanitize=address
2266 ;;
2267 gcc-tsan)
2268 cc_default="gcc"
2269 add_cflags -fsanitize=thread -pie -fPIC
2270 add_ldflags -fsanitize=thread -pie -fPIC
2271 ;;
edfe609f
LB
2272 valgrind-massif)
2273 target_exec_default="valgrind"
2274 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2275 ;;
b1ee8eec
RT
2276 valgrind-memcheck)
2277 target_exec_default="valgrind"
2278 target_exec_args="--track-origins=yes --leak-check=full"
2279 ;;
aeeb782c
MR
2280 msvc)
2281 cc_default="c99wrap cl"
2282 ld_default="c99wrap link"
2283 nm_default="dumpbin -symbols"
ac3a9b51 2284 ar_default="lib"
53e8cd68 2285 target_os_default="win32"
aeeb782c 2286 ;;
322e4194
AS
2287 icl)
2288 cc_default="c99wrap -noconv icl"
2289 ld_default="c99wrap xilink"
2290 nm_default="dumpbin -symbols"
2291 ar_default="xilib"
2292 target_os_default="win32"
2293 ;;
a862c7d3
RT
2294 gcov)
2295 add_cflags -fprofile-arcs -ftest-coverage
2296 add_ldflags -fprofile-arcs -ftest-coverage
2297 ;;
e7891305
LB
2298 hardened)
2299 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
2300 add_ldflags -Wl,-z,relro -Wl,-z,now
2301 ;;
aeeb782c
MR
2302 ?*)
2303 die "Unknown toolchain $toolchain"
2304 ;;
2305esac
2306
b1ee8eec 2307set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2308enabled cross_compile || host_cc_default=$cc
2309set_default host_cc
13c7df3d 2310
762f95e4
MR
2311if ! $pkg_config --version >/dev/null 2>&1; then
2312 warn "$pkg_config not found, library detection may fail."
2313 pkg_config=false
2314fi
2315
82bb3329
MR
2316exesuf() {
2317 case $1 in
53e8cd68 2318 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2319 esac
2320}
2321
2322EXESUF=$(exesuf $target_os)
2323HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2324
e4e69e0b 2325# set temporary file name
a49d42c2 2326: ${TMPDIR:=$TEMPDIR}
c51fafa1 2327: ${TMPDIR:=$TMP}
a49d42c2 2328: ${TMPDIR:=/tmp}
e4e69e0b 2329
a210bce2 2330if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2331 # simple replacement for missing mktemp
2332 # NOT SAFE FOR GENERAL USE
2333 mktemp(){
09a5c245 2334 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2335 }
2336fi
2337
2338tmpfile(){
2339 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2340 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2341 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2342 append TMPFILES $tmp
2343 eval $1=$tmp
2344}
2345
2346trap 'rm -f -- $TMPFILES' EXIT
54460a83 2347
55127e7b 2348tmpfile TMPASM .asm
3e0b1c9a
DB
2349tmpfile TMPC .c
2350tmpfile TMPE $EXESUF
2351tmpfile TMPH .h
2352tmpfile TMPO .o
2353tmpfile TMPS .S
2354tmpfile TMPSH .sh
2355tmpfile TMPV .ver
54460a83
MR
2356
2357unset -f mktemp
e4e69e0b 2358
fb3c4ffc
MR
2359chmod +x $TMPE
2360
993f2d0f
MR
2361# make sure we can execute files in $TMPDIR
2362cat > $TMPSH 2>> $logfile <<EOF
2363#! /bin/sh
2364EOF
2365chmod +x $TMPSH >> $logfile 2>&1
2366if ! $TMPSH >> $logfile 2>&1; then
2367 cat <<EOF
2368Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2369variable to another directory and make sure that it is not mounted noexec.
2370EOF
2371 die "Sanity test failed."
2372fi
993f2d0f 2373
457cc333
MR
2374ccc_flags(){
2375 for flag; do
2376 case $flag in
2377 -std=c99) echo -c99 ;;
2378 -mcpu=*) echo -arch ${flag#*=} ;;
2379 -mieee) echo -ieee ;;
2380 -O*|-fast) echo $flag ;;
2381 -fno-math-errno) echo -assume nomath_errno ;;
2382 -g) echo -g3 ;;
2383 -Wall) echo -msg_enable level2 ;;
2384 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2385 -Wl,*) echo $flag ;;
2386 -f*|-W*) ;;
2387 *) echo $flag ;;
2388 esac
2389 done
2390}
2391
e5d45e02
LB
2392cparser_flags(){
2393 for flag; do
2394 case $flag in
2395 -Wno-switch) echo -Wno-switch-enum ;;
2396 -Wno-format-zero-length) ;;
2397 -Wdisabled-optimization) ;;
2398 -Wno-pointer-sign) echo -Wno-other ;;
2399 *) echo $flag ;;
2400 esac
2401 done
2402}
2403
14fb9d3d 2404msvc_common_flags(){
dfa559bc
RB
2405 for flag; do
2406 case $flag in
14fb9d3d
AS
2407 # In addition to specifying certain flags under the compiler
2408 # specific filters, they must be specified here as well or else the
2409 # generic catch all at the bottom will print the original flag.
2410 -Wall) ;;
2411 -std=c99) ;;
2412 # Common flags
9f4a16c5 2413 -fomit-frame-pointer) ;;
dfa559bc 2414 -g) echo -Z7 ;;
dfa559bc
RB
2415 -fno-math-errno) ;;
2416 -fno-common) ;;
2417 -fno-signed-zeros) ;;
50640977 2418 -fPIC) ;;
9f30fb5a
MS
2419 -mthumb) ;;
2420 -march=*) ;;
dfa559bc 2421 -lz) echo zlib.lib ;;
bd680c7b
DB
2422 -lavifil32) echo vfw32.lib ;;
2423 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2424 -l*) echo ${flag#-l}.lib ;;
2425 *) echo $flag ;;
2426 esac
2427 done
2428}
2429
14fb9d3d
AS
2430msvc_flags(){
2431 msvc_common_flags "$@"
2432 for flag; do
2433 case $flag in
ace87c19 2434 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2435 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2436 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2437 -wd4273 ;;
14fb9d3d
AS
2438 esac
2439 done
2440}
2441
2442icl_flags(){
2443 msvc_common_flags "$@"
2444 for flag; do
2445 case $flag in
2446 # Despite what Intel's documentation says -Wall, which is supported
2447 # on Windows, does enable remarks so disable them here.
2448 -Wall) echo $flag -Qdiag-disable:remark ;;
2449 -std=c99) echo -Qstd=c99 ;;
2450 esac
2451 done
2452}
2453
d0c6d424
MR
2454pgi_flags(){
2455 for flag; do
2456 case $flag in
643933f5 2457 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2458 -fomit-frame-pointer) echo -Mnoframe ;;
2459 -g) echo -gopt ;;
2460 *) echo $flag ;;
2461 esac
2462 done
2463}
2464
2465suncc_flags(){
2466 for flag; do
2467 case $flag in
2468 -march=*|-mcpu=*)
2469 case "${flag#*=}" in
2470 native) echo -xtarget=native ;;
2471 v9|niagara) echo -xarch=sparc ;;
2472 ultrasparc) echo -xarch=sparcvis ;;
2473 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2474 i586|pentium) echo -xchip=pentium ;;
2475 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2476 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2477 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2478 pentium4*) echo -xtarget=pentium4 ;;
2479 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2480 *-sse3) echo -xarch=sse3 ;;
2481 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2482 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2483 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2484 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2485 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2486 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2487 echo -xarch=sse2a ;;
2488 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2489 esac
2490 ;;
2491 -std=c99) echo -xc99 ;;
2492 -fomit-frame-pointer) echo -xregs=frameptr ;;
2493 -fPIC) echo -KPIC -xcode=pic32 ;;
2494 -W*,*) echo $flag ;;
5e753ed5
SM
2495 -f*-*|-W*|-mimpure-text) ;;
2496 -shared) echo -G ;;
d0c6d424
MR
2497 *) echo $flag ;;
2498 esac
2499 done
2500}
2501
2502tms470_flags(){
2503 for flag; do
2504 case $flag in
2505 -march=*|-mcpu=*)
2506 case "${flag#*=}" in
2507 armv7-a|cortex-a*) echo -mv=7a8 ;;
2508 armv7-r|cortex-r*) echo -mv=7r4 ;;
2509 armv7-m|cortex-m*) echo -mv=7m3 ;;
2510 armv6*|arm11*) echo -mv=6 ;;
2511 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2512 echo -mv=5e ;;
2513 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2514 esac
2515 ;;
2516 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2517 -mfpu=vfp) echo --float_support=vfpv2 ;;
2518 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2519 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2520 -msoft-float) echo --float_support=vfplib ;;
2521 -O[0-3]|-mf=*) echo $flag ;;
2522 -g) echo -g -mn ;;
2523 -pds=*) echo $flag ;;
ad93dccb
MR
2524 -D*|-I*) echo $flag ;;
2525 --gcc|--abi=*) echo $flag ;;
2526 -me) echo $flag ;;
d0c6d424
MR
2527 esac
2528 done
2529}
2530
a758c5e2
MR
2531probe_cc(){
2532 pfx=$1
2533 _cc=$2
2534
8db73c61
MR
2535 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2536 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2537 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2538 _flags_filter=echo
2539
2540 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2541 _type=llvm_gcc
2542 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2543 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2544 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2545 _cflags_speed='-O3'
2546 _cflags_size='-Os'
2547 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2548 _type=gcc
2549 gcc_version=$($_cc --version | head -n1)
2550 gcc_basever=$($_cc -dumpversion)
2551 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2552 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2553 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2554 if ! $_cc -dumpversion | grep -q '^2\.'; then
2555 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2556 fi
2557 _cflags_speed='-O3'
2558 _cflags_size='-Os'
b2d688ea 2559 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2560 _type=icc
2561 _ident=$($_cc --version | head -n1)
2562 _depflags='-MMD'
2563 _cflags_speed='-O3'
2564 _cflags_size='-Os'
2565 _cflags_noopt='-O1'
2566 elif $_cc -v 2>&1 | grep -q xlc; then
2567 _type=xlc
2568 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2569 _cflags_speed='-O5'
2570 _cflags_size='-O5 -qcompact'
2571 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2572 _type=ccc
2573 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2574 _DEPFLAGS='-M'
a758c5e2
MR
2575 _cflags_speed='-fast'
2576 _cflags_size='-O1'
457cc333 2577 _flags_filter=ccc_flags
a758c5e2
MR
2578 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2579 test -d "$sysroot" || die "No valid sysroot specified."
2580 _type=armcc
2581 _ident=$($_cc --vsn | head -n1)
2582 armcc_conf="$PWD/armcc.conf"
2583 $_cc --arm_linux_configure \
2584 --arm_linux_config_file="$armcc_conf" \
2585 --configure_sysroot="$sysroot" \
2586 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2587 die "Error creating armcc configuration file."
2588 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2589 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2590 as_default="${cross_prefix}gcc"
2591 _depflags='-MMD'
2592 _cflags_speed='-O3'
2593 _cflags_size='-Os'
0122118e 2594 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2595 _type=tms470
2596 _ident=$($_cc -version | head -n1 | tr -s ' ')
2597 _flags='--gcc --abi=eabi -me'
18031c49 2598 _cc_e='-ppl -fe=$@'
a758c5e2 2599 _cc_o='-fe=$@'
a758c5e2
MR
2600 _depflags='-ppa -ppd=$(@:.o=.d)'
2601 _cflags_speed='-O3 -mf=5'
2602 _cflags_size='-O3 -mf=2'
2603 _flags_filter=tms470_flags
2604 elif $_cc -v 2>&1 | grep -q clang; then
2605 _type=clang
2606 _ident=$($_cc --version | head -n1)
2607 _depflags='-MMD'
2608 _cflags_speed='-O3'
2609 _cflags_size='-Os'
2610 elif $_cc -V 2>&1 | grep -q Sun; then
2611 _type=suncc
2612 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2613 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2614 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2615 _ldflags='-std=c99'
2616 _cflags_speed='-O5'
2617 _cflags_size='-O5 -xspace'
2618 _flags_filter=suncc_flags
2619 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2620 _type=pathscale
2621 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2622 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2623 _cflags_speed='-O2'
2624 _cflags_size='-Os'
2625 _flags_filter='filter_out -Wdisabled-optimization'
2626 elif $_cc -v 2>&1 | grep -q Open64; then
2627 _type=open64
2628 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2629 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2630 _cflags_speed='-O2'
2631 _cflags_size='-Os'
2632 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2633 elif $_cc -V 2>&1 | grep -q Portland; then
2634 _type=pgi
2635 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2636 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2637 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2638 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2639 _cflags_noopt="-O1"
2640 _flags_filter=pgi_flags
dfa559bc
RB
2641 elif $_cc 2>&1 | grep -q Microsoft; then
2642 _type=msvc
2643 _ident=$($cc 2>&1 | head -n1)
2644 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2645 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2646 _cflags_speed="-O2"
2647 _cflags_size="-O1"
ace87c19
DB
2648 # Nonstandard output options, to avoid msys path conversion issues.
2649 # Relies on wrapper to remap it.
dfa559bc
RB
2650 if $_cc 2>&1 | grep -q Linker; then
2651 _ld_o='-out $@'
2652 else
2653 _ld_o='-Fe$@'
2654 fi
2655 _cc_o='-Fo $@'
a224b2cb 2656 _cc_e='-P -Fi $@'
dfa559bc
RB
2657 _flags_filter=msvc_flags
2658 _ld_lib='lib%.a'
2659 _ld_path='-libpath:'
2660 _flags='-nologo'
09f2581d 2661 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2662 if [ $pfx = hostcc ]; then
6a0200f2 2663 append _cflags -Dsnprintf=_snprintf
dfa559bc 2664 fi
322e4194
AS
2665 elif $_cc 2>&1 | grep -q Intel; then
2666 _type=icl
2667 _ident=$($cc 2>&1 | head -n1)
2668 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2669 # Not only is O3 broken on 13.x+ but it is slower on all previous
2670 # versions (tested) as well.
322e4194
AS
2671 _cflags_speed="-O2"
2672 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
ace87c19
DB
2673 # Nonstandard output options, to avoid msys path conversion issues.
2674 # Relies on wrapper to remap it.
322e4194
AS
2675 if $_cc 2>&1 | grep -q Linker; then
2676 _ld_o='-out $@'
2677 else
2678 _ld_o='-Fe$@'
2679 fi
2680 _cc_o='-Fo $@'
2681 _cc_e='-P'
14fb9d3d 2682 _flags_filter=icl_flags
322e4194
AS
2683 _ld_lib='lib%.a'
2684 _ld_path='-libpath:'
ace87c19 2685 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2686 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2687 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2688 # with MSVC which enables it by default.
e0d6e2fc 2689 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2690 if [ $pfx = hostcc ]; then
2691 append _cflags -Dsnprintf=_snprintf
2692 fi
e5d45e02
LB
2693 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2694 _type=cparser
2695 _ident=$($_cc --version | head -n1)
2696 _depflags='-MMD'
2697 _cflags_speed='-O4'
2698 _cflags_size='-O2'
2699 _flags_filter=cparser_flags
aef6bd1b 2700 fi
a758c5e2
MR
2701
2702 eval ${pfx}_type=\$_type
2703 eval ${pfx}_ident=\$_ident
2704}
2705
2706set_ccvars(){
23565c26 2707 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2708 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2709 eval ${1}_O=\${_cc_o-\${${1}_O}}
2710
2711 if [ -n "$_depflags" ]; then
2712 eval ${1}_DEPFLAGS=\$_depflags
2713 else
2714 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2715 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2716 eval DEP${1}FLAGS=\$_flags
2717 fi
2718}
2719
2720probe_cc cc "$cc"
2721cflags_filter=$_flags_filter
2722cflags_speed=$_cflags_speed
2723cflags_size=$_cflags_size
2724cflags_noopt=$_cflags_noopt
2725add_cflags $_flags $_cflags
2726cc_ldflags=$_ldflags
2727set_ccvars CC
2728
2729probe_cc hostcc "$host_cc"
2730host_cflags_filter=$_flags_filter
a758c5e2 2731add_host_cflags $_flags $_cflags
a758c5e2 2732set_ccvars HOSTCC
629687f6 2733
851ffa80
MR
2734test -n "$cc_type" && enable $cc_type ||
2735 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2736
75bafbac 2737: ${as_default:=$cc}
50567afa 2738: ${dep_cc_default:=$cc}
684b28e0 2739: ${ld_default:=$cc}
095792f2
MR
2740: ${host_ld_default:=$host_cc}
2741set_default ar as dep_cc ld host_ld
75800dce 2742
a758c5e2
MR
2743probe_cc as "$as"
2744asflags_filter=$_flags_filter
2745add_asflags $_flags $_cflags
2746set_ccvars AS
2747
2748probe_cc ld "$ld"
2749ldflags_filter=$_flags_filter
2750add_ldflags $_flags $_ldflags
2751test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2752LD_O=${_ld_o-$LD_O}
8db73c61
MR
2753LD_LIB=${_ld_lib-$LD_LIB}
2754LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2755
095792f2
MR
2756probe_cc hostld "$host_ld"
2757host_ldflags_filter=$_flags_filter
2758add_host_ldflags $_flags $_ldflags
2759HOSTLD_O=${_ld_o-$HOSTLD_O}
2760
a758c5e2
MR
2761if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2762 probe_cc depcc "$dep_cc"
2763 CCDEP=${_DEPCMD:-$DEPCMD}
2764 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2765 DEPCCFLAGS=$_flags
2766fi
07dec06e 2767
3dbc777c
MR
2768if $ar 2>&1 | grep -q Microsoft; then
2769 arflags="-nologo"
2770 ar_o='-out:$@'
2771elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2772 arflags="rq"
2773 ar_o='$@'
4822ee3c
DB
2774elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2775 arflags='-Xany -r -c'
2776 ar_o='$@'
3dbc777c
MR
2777else
2778 arflags="rc"
2779 ar_o='$@'
2780fi
2781
7f32f40c 2782add_cflags $extra_cflags
2f2e6c7c 2783add_asflags $extra_cflags
7f32f40c 2784
154d432c
MR
2785if test -n "$sysroot"; then
2786 case "$cc_type" in
00ba041c 2787 gcc|llvm_gcc|clang)
467256f2 2788 add_cppflags --sysroot="$sysroot"
154d432c
MR
2789 add_ldflags --sysroot="$sysroot"
2790 ;;
6fec122a
MR
2791 tms470)
2792 add_cppflags -I"$sysinclude"
2793 add_ldflags --sysroot="$sysroot"
2794 ;;
154d432c
MR
2795 esac
2796fi
2797
d22c13a8 2798if test "$cpu" = host; then
ace87c19
DB
2799 enabled cross_compile &&
2800 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2801
2802 case "$cc_type" in
613a4e3f 2803 gcc|llvm_gcc)
d22c13a8
MR
2804 check_native(){
2805 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2806 sed -n "/cc1.*$1=/{
27ce1be8
MR
2807 s/.*$1=\\([^ ]*\\).*/\\1/
2808 p
2809 q
2810 }" $TMPE
d22c13a8
MR
2811 }
2812 cpu=$(check_native -march || check_native -mcpu)
2813 ;;
2814 esac
2815
ace87c19
DB
2816 test "${cpu:-host}" = host &&
2817 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2818fi
2819
e939cedd
MR
2820# Deal with common $arch aliases
2821case "$arch" in
5873b623
MR
2822 aarch64|arm64)
2823 arch="aarch64"
2824 ;;
e939cedd
MR
2825 arm*)
2826 arch="arm"
2827 ;;
2acda282 2828 mips*|IP*)
e939cedd
MR
2829 arch="mips"
2830 ;;
a6e9d649 2831 parisc*|hppa*)
e939cedd
MR
2832 arch="parisc"
2833 ;;
56203596 2834 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2835 arch="ppc"
2836 ;;
e939cedd
MR
2837 s390|s390x)
2838 arch="s390"
2839 ;;
2840 sh4|sh)
2841 arch="sh4"
2842 ;;
4cd217c0 2843 sun4u|sparc*)
e939cedd 2844 arch="sparc"
e939cedd 2845 ;;
c75848cd
DB
2846 tilegx|tile-gx)
2847 arch="tilegx"
2848 ;;
d33ed7b3 2849 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2850 arch="x86"
2851 ;;
2852esac
2853
851ffa80 2854is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2855enable $arch
e939cedd 2856
df5cdc24 2857# Add processor-specific flags
9ebd45c2 2858if enabled aarch64; then
33db40f8
MR
2859
2860 case $cpu in
2861 armv*)
2862 cpuflags="-march=$cpu"
2863 ;;
2864 *)
2865 cpuflags="-mcpu=$cpu"
2866 ;;
2867 esac
2868
2869elif enabled alpha; then
2870
2871 cpuflags="-mcpu=$cpu"
2872
2873elif enabled arm; then
2874
1234c66a
MR
2875 check_arm_arch() {
2876 check_cpp_condition stddef.h \
2877 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2878 $cpuflags
2879 }
2880
2881 probe_arm_arch() {
2882 if check_arm_arch 4; then echo armv4;
2883 elif check_arm_arch 4T; then echo armv4t;
2884 elif check_arm_arch 5; then echo armv5;
2885 elif check_arm_arch 5E; then echo armv5e;
2886 elif check_arm_arch 5T; then echo armv5t;
2887 elif check_arm_arch 5TE; then echo armv5te;
2888 elif check_arm_arch 5TEJ; then echo armv5te;
2889 elif check_arm_arch 6; then echo armv6;
2890 elif check_arm_arch 6J; then echo armv6j;
2891 elif check_arm_arch 6K; then echo armv6k;
2892 elif check_arm_arch 6Z; then echo armv6z;
2893 elif check_arm_arch 6ZK; then echo armv6zk;
2894 elif check_arm_arch 6T2; then echo armv6t2;
2895 elif check_arm_arch 7; then echo armv7;
2896 elif check_arm_arch 7A 7_A; then echo armv7-a;
2897 elif check_arm_arch 7R 7_R; then echo armv7-r;
2898 elif check_arm_arch 7M 7_M; then echo armv7-m;
2899 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2900 elif check_arm_arch 8A 8_A; then echo armv8-a;
2901 fi
2902 }
2903
2904 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2905
33db40f8
MR
2906 case $cpu in
2907 armv*)
2908 cpuflags="-march=$cpu"
2909 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2910 ;;
2911 *)
2912 cpuflags="-mcpu=$cpu"
2913 case $cpu in
2914 cortex-a*) subarch=armv7a ;;
2915 cortex-r*) subarch=armv7r ;;
2916 cortex-m*) enable thumb; subarch=armv7m ;;
2917 arm11*) subarch=armv6 ;;
2918 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2919 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2920 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2921 esac
2922 ;;
2923 esac
2924
f0fe245b
MR
2925 case "$subarch" in
2926 armv5t*) enable fast_clz ;;
2927 armv[6-8]*) enable fast_clz fast_unaligned ;;
2928 esac
2929
33db40f8
MR
2930elif enabled avr32; then
2931
2932 case $cpu in
2933 ap7[02]0[0-2])
2934 subarch="avr32_ap"
2935 cpuflags="-mpart=$cpu"
2936 ;;
2937 ap)
2938 subarch="avr32_ap"
2939 cpuflags="-march=$cpu"
2940 ;;
2941 uc3[ab]*)
2942 subarch="avr32_uc"
2943 cpuflags="-mcpu=$cpu"
2944 ;;
2945 uc)
2946 subarch="avr32_uc"
2947 cpuflags="-march=$cpu"
2948 ;;
2949 esac
2950
2951elif enabled bfin; then
2952
2953 cpuflags="-mcpu=$cpu"
2954
2955elif enabled mips; then
2956
2957 cpuflags="-march=$cpu"
2958
5d54c126 2959elif enabled ppc; then
343aef9b 2960
56348891
MR
2961 case $(tolower $cpu) in
2962 601|ppc601|powerpc601)
9dbd5c3d 2963 cpuflags="-mcpu=601"
64ad53ff 2964 disable altivec
9dbd5c3d 2965 ;;
56348891 2966 603*|ppc603*|powerpc603*)
9dbd5c3d 2967 cpuflags="-mcpu=603"
64ad53ff 2968 disable altivec
9dbd5c3d 2969 ;;
56348891 2970 604*|ppc604*|powerpc604*)
9dbd5c3d 2971 cpuflags="-mcpu=604"
64ad53ff 2972 disable altivec
9dbd5c3d 2973 ;;
56348891 2974 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2975 cpuflags="-mcpu=750"
64ad53ff 2976 disable altivec
9dbd5c3d 2977 ;;
56348891 2978 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2979 cpuflags="-mcpu=7450"
9dbd5c3d 2980 ;;
56348891 2981 74*|ppc74*|powerpc74*)
7f1fcaf0 2982 cpuflags="-mcpu=7400"
9dbd5c3d 2983 ;;
313f9fbf 2984 g5|970|ppc970|powerpc970)
7f1fcaf0 2985 cpuflags="-mcpu=970"
9dbd5c3d 2986 ;;
313f9fbf 2987 power[3-7]*)
7f1fcaf0 2988 cpuflags="-mcpu=$cpu"
313f9fbf 2989 ;;
56348891 2990 cell)
9dbd5c3d
MR
2991 cpuflags="-mcpu=cell"
2992 enable ldbrx
2993 ;;
4ab26cb4
DB
2994 e500mc)
2995 cpuflags="-mcpu=e500mc"
2996 disable altivec
2997 ;;
7b0b81a1
AL
2998 e500v2)
2999 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3000 disable altivec
3001 ;;
3002 e500)
3003 cpuflags="-mcpu=8540 -mhard-float"
3004 disable altivec
3005 ;;
9dbd5c3d 3006 esac
343aef9b 3007
33db40f8
MR
3008elif enabled sparc; then
3009
3010 case $cpu in
3011 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3012 cpuflags="-mcpu=$cpu"
3013 disable vis
3014 ;;
3015 ultrasparc*|niagara[234])
3016 cpuflags="-mcpu=$cpu"
3017 ;;
3018 esac
3019
343aef9b
MR
3020elif enabled x86; then
3021
9dbd5c3d
MR
3022 case $cpu in
3023 i[345]86|pentium)
3024 cpuflags="-march=$cpu"
3025 disable mmx
3026 ;;
f54b5505 3027 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3028 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3029 cpuflags="-march=$cpu"
f54b5505 3030 disable i686
9dbd5c3d 3031 ;;
f54b5505 3032 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3033 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3034 cpuflags="-march=$cpu"
f54b5505 3035 enable i686
9dbd5c3d
MR
3036 enable fast_cmov
3037 ;;
3038 # targets that do support conditional mov but on which it's slow
3039 pentium4|pentium4m|prescott|nocona)
3040 cpuflags="-march=$cpu"
f54b5505 3041 enable i686
9dbd5c3d
MR
3042 disable fast_cmov
3043 ;;
3044 esac
343aef9b 3045
343aef9b
MR
3046fi
3047
9ebd45c2
MR
3048if [ "$cpu" != generic ]; then
3049 add_cflags $cpuflags
3050 add_asflags $cpuflags
3051fi
df5cdc24 3052
993f2d0f
MR
3053# compiler sanity check
3054check_exec <<EOF
3055int main(void){ return 0; }
3056EOF
3057if test "$?" != 0; then
3058 echo "$cc is unable to create an executable file."
3059 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3060 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3061 echo "Only do this if you know what cross compiling means."
3062 fi
3063 die "C compiler test failed."
3064fi
3065
046f081b 3066add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3067check_cflags -std=c99
50a334e4 3068check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3069#include <stdlib.h>
3070EOF
50a334e4 3071check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3072#include <stdlib.h>
3073EOF
e9b9a2f8 3074
f0125de9 3075check_host_cflags -std=c99
0a6db2a2 3076check_host_cflags -Wall
f0125de9 3077
d4c99513
MR
3078check_64bit(){
3079 arch32=$1
3080 arch64=$2
3081 expr=$3
3082 check_code cc "" "int test[2*($expr) - 1]" &&
3083 subarch=$arch64 || subarch=$arch32
3084}
3085
b24dbcbd 3086case "$arch" in
d11cb13b 3087 aarch64|alpha|ia64)
2acda282
MR
3088 spic=$shared
3089 ;;
3090 mips)
3091 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3092 spic=$shared
b24dbcbd 3093 ;;
a6e9d649
MR
3094 parisc)
3095 check_64bit parisc parisc64 'sizeof(void *) > 4'
3096 spic=$shared
3097 ;;
56203596
MR
3098 ppc)
3099 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3100 spic=$shared
56203596 3101 ;;
4cd217c0
MR
3102 sparc)
3103 check_64bit sparc sparc64 'sizeof(void *) > 4'
3104 spic=$shared
3105 ;;
e939cedd 3106 x86)
d4c99513 3107 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3108 if test "$subarch" = "x86_64"; then
e939cedd 3109 spic=$shared
de27f4d9 3110 fi
b24dbcbd 3111 ;;
b24dbcbd
RP
3112esac
3113
343aef9b 3114enable $subarch
b1803c79 3115enabled spic && enable_weak pic
b24dbcbd 3116
7483e694 3117# OS specific
4f854758 3118case $target_os in
d3635f3a 3119 aix)
80ade798 3120 SHFLAGS=-shared
d3635f3a 3121 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3122 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3123 ;;
a1629e28 3124 haiku)
63ae7e7c 3125 prefix_default="/boot/common"
108caaaa 3126 network_extralibs="-lnetwork"
f59c4bd6 3127 host_libs=
a1629e28 3128 ;;
7483e694 3129 sunos)
9987769a 3130 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3131 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3132 network_extralibs="-lsocket -lnsl"
779222db 3133 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3134 # When using suncc to build, the Solaris linker will mark
3135 # an executable with each instruction set encountered by
3136 # the Solaris assembler. As our libraries contain their own
3137 # guards for processor-specific code, instead suppress
3138 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3139 enabled_all suncc x86 &&
3140 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3141 add_ldflags -Wl,-M,mapfile
2a8a860a 3142 nm_default='nm -P -g'
7483e694
DB
3143 ;;
3144 netbsd)
a1e4b3f6 3145 disable symver
07a8eef6
MR
3146 oss_indev_extralibs="-lossaudio"
3147 oss_outdev_extralibs="-lossaudio"
7483e694 3148 ;;
d488c3bc 3149 openbsd|bitrig)
a1e4b3f6 3150 disable symver
7483e694 3151 SHFLAGS='-shared'
69dca3a4 3152 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3153 SLIB_INSTALL_LINKS=
07a8eef6
MR
3154 oss_indev_extralibs="-lossaudio"
3155 oss_outdev_extralibs="-lossaudio"
7483e694 3156 ;;
a1e4b3f6 3157 dragonfly)
a1e4b3f6
MR
3158 disable symver
3159 ;;
3160 freebsd)
7483e694
DB
3161 ;;
3162 bsd/os)
355d81df 3163 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3164 ;;
3165 darwin)
301ab19d 3166 gas="gas-preprocessor.pl $cc"
e08b8239 3167 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3168 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3169 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3170 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3171 SLIBSUF=".dylib"
3172 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3173 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3174 objformat="macho"
1b0f6fb8 3175 enabled x86_64 && objformat="macho64"
8dfa86f7 3176 enabled_any pic shared ||
2704bd1a 3177 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3178 ;;
3179 mingw32*)
9d3f4f50 3180 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3181 disable network
3182 else
3183 target_os=mingw32
3184 fi
dcc01c06 3185 LIBTARGET=i386
1fc9fb8a 3186 if enabled x86_64; then
417516f6 3187 LIBTARGET="i386:x86-64"
336cc1b0 3188 elif enabled arm; then
15c5156d 3189 LIBTARGET=arm-wince
dcc01c06 3190 fi
225a5f91
AS
3191 check_ldflags -Wl,--nxcompat
3192 check_ldflags -Wl,--dynamicbase
fbd971a4 3193 shlibdir_default="$bindir_default"
7483e694
DB
3194 SLIBPREF=""
3195 SLIBSUF=".dll"
7483e694
DB
3196 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3197 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3198 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3199 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3200 SLIB_INSTALL_LINKS=
3201 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3202 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3203 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3204 objformat="win32"
ec10a9ab 3205 dlltool="${cross_prefix}dlltool"
a3222470 3206 ranlib=:
bc574408 3207 enable dos_paths
7483e694 3208 ;;
53e8cd68 3209 win32|win64)
d66c52c2
MS
3210 if enabled shared; then
3211 # Link to the import library instead of the normal static library
3212 # for shared libs.
3213 LD_LIB='%.lib'
e2cd766c 3214 # Cannot build both shared and static libs with MSVC or icl.
d66c52c2
MS
3215 disable static
3216 fi
3217 shlibdir_default="$bindir_default"
3218 SLIBPREF=""
3219 SLIBSUF=".dll"
3220 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3221 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3222 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3223 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3224 SLIB_INSTALL_LINKS=
3225 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3226 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3227 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3228 objformat="win32"
3229 ranlib=:
3230 enable dos_paths
3231 ;;
7483e694 3232 cygwin*)
4f854758 3233 target_os=cygwin
fbd971a4 3234 shlibdir_default="$bindir_default"
7483e694
DB
3235 SLIBPREF="cyg"
3236 SLIBSUF=".dll"
3237 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3238 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3239 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3240 SLIB_INSTALL_LINKS=
3241 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3242 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3243 objformat="win32"
bc574408 3244 enable dos_paths
7483e694 3245 ;;
4f365f37 3246 *-dos|freedos|opendos)
4f365f37 3247 network_extralibs="-lsocket"
ff1c015d 3248 objformat="coff"
bc574408 3249 enable dos_paths
a7a187a1 3250 add_cppflags -U__STRICT_ANSI__
4f365f37 3251 ;;
7483e694 3252 linux)
7483e694
DB
3253 enable dv1394
3254 ;;
3255 irix*)
4f854758 3256 target_os=irix
7483e694
DB
3257 ranlib="echo ignoring ranlib"
3258 ;;
d22e8442 3259 os/2*)
d22e8442 3260 ln_s="cp -f"
9297f1ed 3261 objformat="aout"
e14574eb 3262 add_cppflags -D_GNU_SOURCE
355d81df 3263 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3264 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3265 LIBSUF="_s.a"
d22e8442
DY
3266 SLIBPREF=""
3267 SLIBSUF=".dll"
3268 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3269 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3270 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3271 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3272 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3273 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3274 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3275 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3276 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3277 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3278 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3279 enable dos_paths
d22e8442 3280 ;;
83993c1c 3281 gnu/kfreebsd)
3bd1eacd 3282 add_cppflags -D_BSD_SOURCE
83993c1c 3283 ;;
34e82167 3284 gnu)
34e82167 3285 ;;
d33ed7b3
MR
3286 qnx)
3287 add_cppflags -D_QNX_SOURCE
3288 network_extralibs="-lsocket"
3289 ;;
1c69c79f
MS
3290 symbian)
3291 SLIBSUF=".dll"
3292 enable dos_paths
e3bc07f4
MS
3293 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3294 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3295 add_ldflags -Wl,--target1-abs,--no-undefined \
3296 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3297 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3298 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3299 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3300 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3301 ;;
fdd66609
MR
3302 osf1)
3303 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
fdd66609 3304 ;;
741a8b72
MR
3305 minix)
3306 ;;
4ebc6a74
MR
3307 plan9)