vf_frei0r: prevent a segfault when filter parameters are not set
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
949906ea
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
c21d6325
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
c21d6325
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
cde2d79a
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
06454877
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
3b327a4b
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
f4ca970d 84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
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85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89
3b327a4b 90Licensing options:
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91 --enable-gpl allow use of GPL code, the resulting libs
92 and binaries will be under GPL [no]
93 --enable-version3 upgrade (L)GPL to version 3 [no]
94 --enable-nonfree allow use of nonfree code, the resulting libs
95 and binaries will be unredistributable [no]
3b327a4b
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96
97Configuration options:
98 --disable-static do not build static libraries [no]
99 --enable-shared build shared libraries [no]
100 --enable-small optimize for size instead of speed
101 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
102 --enable-gray enable full grayscale support (slower color)
103 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 104 --disable-all disable building components, libraries and programs
3b327a4b 105
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106Program options:
107 --disable-programs do not build command line programs
6291d7e4 108 --disable-avconv disable avconv build
266463da 109 --disable-avplay disable avplay build
9e12f0bf 110 --disable-avprobe disable avprobe build
4d58e4cb 111 --disable-avserver disable avserver build
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112
113Component options:
114 --disable-doc do not build documentation
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115 --disable-avdevice disable libavdevice build
116 --disable-avcodec disable libavcodec build
117 --disable-avformat disable libavformat build
d89f2fa9 118 --disable-avutil disable libavutil build
5a0f7131 119 --disable-swscale disable libswscale build
cccc039f 120 --disable-avfilter disable video filter support [no]
c8af852b 121 --disable-avresample disable libavresample build [no]
0dbfc1db 122 --disable-pthreads disable pthreads [auto]
7b7b220c 123 --disable-w32threads disable Win32 threads [auto]
06454877 124 --disable-network disable network support [no]
7f3f5f46 125 --disable-dct disable DCT code
0b499c9b 126 --disable-error-resilience disable error resilience code
193cdd9a 127 --disable-lsp disable LSP code
2a91ada8 128 --disable-lzo disable LZO decoder code
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129 --disable-mdct disable MDCT code
130 --disable-rdft disable RDFT code
3b327a4b 131 --disable-fft disable FFT code
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132
133Hardware accelerators:
3b327a4b 134 --enable-dxva2 enable DXVA2 code
dcb73592 135 --enable-vaapi enable VAAPI code
ac3dbb4d 136 --enable-vda enable VDA code
e8f6bd4b 137 --enable-vdpau enable VDPAU code
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138
139Individual component options:
bb55e3a3 140 --disable-everything disable all components listed below
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141 --disable-encoder=NAME disable encoder NAME
142 --enable-encoder=NAME enable encoder NAME
143 --disable-encoders disable all encoders
144 --disable-decoder=NAME disable decoder NAME
145 --enable-decoder=NAME enable decoder NAME
146 --disable-decoders disable all decoders
147 --disable-hwaccel=NAME disable hwaccel NAME
148 --enable-hwaccel=NAME enable hwaccel NAME
149 --disable-hwaccels disable all hwaccels
150 --disable-muxer=NAME disable muxer NAME
151 --enable-muxer=NAME enable muxer NAME
152 --disable-muxers disable all muxers
153 --disable-demuxer=NAME disable demuxer NAME
154 --enable-demuxer=NAME enable demuxer NAME
155 --disable-demuxers disable all demuxers
156 --enable-parser=NAME enable parser NAME
157 --disable-parser=NAME disable parser NAME
158 --disable-parsers disable all parsers
159 --enable-bsf=NAME enable bitstream filter NAME
160 --disable-bsf=NAME disable bitstream filter NAME
161 --disable-bsfs disable all bitstream filters
162 --enable-protocol=NAME enable protocol NAME
163 --disable-protocol=NAME disable protocol NAME
164 --disable-protocols disable all protocols
3b327a4b 165 --enable-indev=NAME enable input device NAME
06454877 166 --disable-indev=NAME disable input device NAME
06454877 167 --disable-indevs disable input devices
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168 --enable-outdev=NAME enable output device NAME
169 --disable-outdev=NAME disable output device NAME
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170 --disable-outdevs disable output devices
171 --disable-devices disable all devices
172 --enable-filter=NAME enable filter NAME
173 --disable-filter=NAME disable filter NAME
174 --disable-filters disable all filters
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175
176External library support:
03039f4c 177 --enable-avisynth enable reading of AviSynth script files [no]
06454877 178 --enable-bzlib enable bzlib [autodetect]
47941088 179 --enable-frei0r enable frei0r video filtering
bc8c1395 180 --enable-gnutls enable gnutls [no]
e417d80d 181 --enable-libcdio enable audio CD grabbing with libcdio
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182 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
183 and libraw1394 [no]
c547e5ff 184 --enable-libfaac enable AAC encoding via libfaac [no]
4f2b469d 185 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
a5b64584 186 --enable-libfreetype enable libfreetype [no]
c547e5ff 187 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 188 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 189 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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190 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
191 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
192 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 193 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 194 --enable-libopus enable Opus decoding via libopus [no]
7c922411 195 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 196 --enable-librtmp enable RTMP[E] support via librtmp [no]
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197 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
198 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 199 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 200 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 201 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 202 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 203 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 204 --enable-libwavpack enable wavpack encoding via libwavpack [no]
be7c3231 205 --enable-libwebp enable WebP encoding via libwebp [no]
06454877 206 --enable-libx264 enable H.264 encoding via x264 [no]
50ea9315 207 --enable-libx265 enable HEVC encoding via x265 [no]
de295976 208 --enable-libxavs enable AVS encoding via xavs [no]
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209 --enable-libxvid enable Xvid encoding via xvidcore,
210 native MPEG-4/Xvid encoder exists [no]
a060866f 211 --enable-openssl enable openssl [no]
45235ac4 212 --enable-x11grab enable X11 grabbing [no]
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213 --enable-zlib enable zlib [autodetect]
214
215Advanced options (experts only):
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216 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
217 --enable-cross-compile assume a cross-compiler is used
218 --sysroot=PATH root of cross-build tree
219 --sysinclude=PATH location of cross-build system headers
220 --target-os=OS compiler targets OS [$target_os]
221 --target-exec=CMD command to run executables on target
222 --target-path=DIR path to view of build directory on target
ba13606c 223 --target-samples=DIR path to samples directory on target
aeeb782c 224 --toolchain=NAME set tool defaults according to NAME
06454877 225 --nm=NM use nm tool
121d78d0 226 --ar=AR use archive tool AR [$ar_default]
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227 --as=AS use assembler AS [$as_default]
228 --cc=CC use C compiler CC [$cc_default]
193cdd9a 229 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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230 --ld=LD use linker LD
231 --host-cc=HOSTCC use host C compiler HOSTCC
232 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 233 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 234 --host-ld=HOSTLD use host linker HOSTLD
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235 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
236 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 237 --host-os=OS compiler host OS [$target_os]
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238 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
239 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
240 --extra-libs=ELIBS add ELIBS [$ELIBS]
241 --extra-version=STRING version string suffix []
193cdd9a 242 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 243 --build-suffix=SUFFIX library name suffix []
3b327a4b 244 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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245 --arch=ARCH select architecture [$arch]
246 --cpu=CPU select the minimum required CPU (affects
247 instruction selection, may crash on older CPUs)
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DB
248 --enable-pic build position-independent code
249 --enable-sram allow use of on-chip SRAM
193cdd9a 250 --enable-thumb compile for Thumb instruction set
3b327a4b 251 --disable-symver disable symbol versioning
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DB
252 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
253 --disable-safe-bitstream-reader
254 disable buffer boundary checking in bitreaders
255 (faster, but may crash)
256 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 257 --enable-lto use link-time optimization
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DB
258
259Optimization options (experts only):
c8a4ae00 260 --disable-asm disable all assembler optimizations
06454877
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261 --disable-altivec disable AltiVec optimizations
262 --disable-amd3dnow disable 3DNow! optimizations
263 --disable-amd3dnowext disable 3DNow! extended optimizations
264 --disable-mmx disable MMX optimizations
239fdf1b 265 --disable-mmxext disable MMXEXT optimizations
06454877 266 --disable-sse disable SSE optimizations
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DB
267 --disable-sse2 disable SSE2 optimizations
268 --disable-sse3 disable SSE3 optimizations
06454877 269 --disable-ssse3 disable SSSE3 optimizations
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DB
270 --disable-sse4 disable SSE4 optimizations
271 --disable-sse42 disable SSE4.2 optimizations
87f1355f 272 --disable-avx disable AVX optimizations
10b0161d 273 --disable-xop disable XOP optimizations
1b932eb1 274 --disable-fma3 disable FMA3 optimizations
79687079 275 --disable-fma4 disable FMA4 optimizations
4d6ee072 276 --disable-avx2 disable AVX2 optimizations
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277 --disable-armv5te disable armv5te optimizations
278 --disable-armv6 disable armv6 optimizations
279 --disable-armv6t2 disable armv6t2 optimizations
b3267559 280 --disable-vfp disable VFP optimizations
5ea20630 281 --disable-neon disable NEON optimizations
06454877 282 --disable-vis disable VIS optimizations
afb5ed55 283 --disable-inline-asm disable use of inline assembler
06454877 284 --disable-yasm disable use of yasm assembler
06454877 285
070c5d0f 286Developer options (useful when working on Libav itself):
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287 --disable-debug disable debugging symbols
288 --enable-debug=LEVEL set the debug level [$debuglevel]
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289 --disable-optimizations disable compiler optimizations
290 --enable-extra-warnings enable more compiler warnings
52b3cc60 291 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 292 \$LIBAV_SAMPLES at make invocation time.
44a0a98f
MS
293 --enable-neon-clobber-test check NEON registers for clobbering (should be
294 used only for debugging purposes)
7e4d9d5d
RB
295 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
296 should be used only for debugging purposes)
154caa67
MR
297 --enable-random randomly enable/disable components
298 --disable-random
299 --enable-random=LIST randomly enable/disable specific components or
300 --disable-random=LIST component groups. LIST is a comma-separated list
301 of NAME[:PROB] entries where NAME is a component
302 (group) and PROB the probability associated with
303 NAME (default 0.5).
304 --random-seed=VALUE seed value for --enable/disable-random
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305
306NOTE: Object files are built at the place where configure is launched.
307EOF
60e8bc13 308 exit 0
74c53c2d 309}
cf9d24ad 310
0884fadf
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311quotes='""'
312
57bd82d4 313log(){
2270b4b2 314 echo "$@" >> $logfile
57bd82d4
MR
315}
316
720c69da 317log_file(){
c8e9f801 318 log BEGIN $1
2270b4b2 319 pr -n -t $1 >> $logfile
c8e9f801
MR
320 log END $1
321}
322
2ba042a7 323echolog(){
c8e9f801 324 log "$@"
57bd82d4 325 echo "$@"
2ba042a7
MR
326}
327
7bfc8ae6
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328warn(){
329 log "WARNING: $*"
330 WARNINGS="${WARNINGS}WARNING: $*\n"
331}
332
2ba042a7
MR
333die(){
334 echolog "$@"
335 cat <<EOF
d326cf7f 336
2ba042a7 337If you think configure made a mistake, make sure you are using the latest
4a6a21f5 338version from Git. If the latest version fails, report the problem to the
5045f6bd 339libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 340EOF
e155a21a 341 if disabled logging; then
2ba042a7 342 cat <<EOF
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DB
343Rerun configure with logging enabled (do not use --disable-logging), and
344include the log this produces with your report.
2ba042a7
MR
345EOF
346 else
f69f51b3 347 cat <<EOF
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DB
348Include the log file "$logfile" produced by configure as this will help
349solving the problem.
2ba042a7
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350EOF
351 fi
57bd82d4
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352 exit 1
353}
354
6c6007d6 355# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 356toupper(){
6c6007d6 357 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
358}
359
4a5444db 360tolower(){
6c6007d6 361 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
362}
363
14a8acf1
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364c_escape(){
365 echo "$*" | sed 's/["\\]/\\\0/g'
366}
367
b04251c5
MR
368sh_quote(){
369 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 370 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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371 echo "$v"
372}
373
bb7a22b5
MR
374cleanws(){
375 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
376}
377
be8f2501
MR
378filter(){
379 pat=$1
380 shift
381 for v; do
98ef6079 382 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
383 done
384}
385
9d201b26
MR
386filter_out(){
387 pat=$1
388 shift
389 for v; do
390 eval "case $v in $pat) ;; *) echo $v ;; esac"
391 done
392}
393
36e2dea0
MR
394map(){
395 m=$1
396 shift
e0e335a0 397 for v; do eval $m; done
36e2dea0
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398}
399
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DB
400add_suffix(){
401 suffix=$1
402 shift
403 for v; do echo ${v}${suffix}; done
404}
405
a8d04fba
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406set_all(){
407 value=$1
408 shift
409 for var in $*; do
410 eval $var=$value
411 done
412}
413
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MR
414set_weak(){
415 value=$1
416 shift
417 for var; do
418 eval : \${$var:=$value}
419 done
420}
421
f868b24d
DB
422sanitize_var_name(){
423 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
424}
425
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426set_safe(){
427 var=$1
428 shift
f868b24d 429 eval $(sanitize_var_name "$var")='$*'
3f8040db
MR
430}
431
432get_safe(){
f868b24d 433 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
434}
435
799c9e9b 436pushvar(){
4d810ad2
MS
437 for pvar in $*; do
438 eval level=\${${pvar}_level:=0}
439 eval ${pvar}_${level}="\$$pvar"
440 eval ${pvar}_level=$(($level+1))
799c9e9b
MR
441 done
442}
443
444popvar(){
4d810ad2
MS
445 for pvar in $*; do
446 eval level=\${${pvar}_level:-0}
799c9e9b
MR
447 test $level = 0 && continue
448 eval level=$(($level-1))
4d810ad2
MS
449 eval $pvar="\${${pvar}_${level}}"
450 eval ${pvar}_level=$level
451 eval unset ${pvar}_${level}
799c9e9b
MR
452 done
453}
454
a8d04fba
MR
455enable(){
456 set_all yes $*
457}
458
459disable(){
460 set_all no $*
461}
462
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463enable_weak(){
464 set_weak yes $*
465}
466
467disable_weak(){
468 set_weak no $*
469}
470
72702705 471enable_safe(){
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MR
472 for var; do
473 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
474 done
72702705
MR
475}
476
477disable_safe(){
fd07f803
MR
478 for var; do
479 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
480 done
72702705
MR
481}
482
f9d328da
MR
483do_enable_deep(){
484 for var; do
485 enabled $var && continue
486 eval sel="\$${var}_select"
c510c7b5
MR
487 eval sgs="\$${var}_suggest"
488 pushvar var sgs
f9d328da 489 enable_deep $sel
c510c7b5
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490 popvar sgs
491 enable_deep_weak $sgs
f9d328da
MR
492 popvar var
493 done
494}
495
496enable_deep(){
497 do_enable_deep $*
498 enable $*
499}
500
72a43668 501enable_deep_weak(){
ffb068ce
MS
502 for var; do
503 disabled $var && continue
504 pushvar var
505 do_enable_deep $var
506 popvar var
507 enable_weak $var
508 done
72a43668
MR
509}
510
57bd82d4 511enabled(){
3250003c
MR
512 test "${1#!}" = "$1" && op== || op=!=
513 eval test "x\$${1#!}" $op "xyes"
44161118
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514}
515
37970ebf 516disabled(){
3250003c
MR
517 test "${1#!}" = "$1" && op== || op=!=
518 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
519}
520
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521enabled_all(){
522 for opt; do
523 enabled $opt || return 1
524 done
525}
526
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DB
527disabled_all(){
528 for opt; do
529 disabled $opt || return 1
530 done
531}
532
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533enabled_any(){
534 for opt; do
535 enabled $opt && return 0
536 done
537}
538
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DB
539disabled_any(){
540 for opt; do
541 disabled $opt && return 0
542 done
f7b230a7 543 return 1
85bca2c5
DB
544}
545
c9d19248
MR
546set_default(){
547 for opt; do
88268e94 548 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
549 done
550}
551
4a0d6686
AJ
552is_in(){
553 value=$1
554 shift
555 for var in $*; do
556 [ $var = $value ] && return 0
557 done
558 return 1
559}
560
d4f8cecc 561do_check_deps(){
30fd06be 562 for cfg; do
3250003c 563 cfg="${cfg#!}"
799c9e9b
MR
564 enabled ${cfg}_checking && die "Circular dependency for $cfg."
565 disabled ${cfg}_checking && continue
566 enable ${cfg}_checking
d4f8cecc 567 append allopts $cfg
799c9e9b 568
30fd06be
MR
569 eval dep_all="\$${cfg}_deps"
570 eval dep_any="\$${cfg}_deps_any"
7ef3425f 571 eval dep_sel="\$${cfg}_select"
c510c7b5 572 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
573 eval dep_ifa="\$${cfg}_if"
574 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 575
3d7453e0 576 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 577 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 578 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 579
3d7453e0
MR
580 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
581 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
582 enabled_all $dep_all || disable $cfg
583 enabled_any $dep_any || disable $cfg
7ef3425f 584 disabled_any $dep_sel && disable $cfg
799c9e9b 585
4ec45764 586 if enabled $cfg; then
f9d328da 587 enable_deep $dep_sel
c510c7b5 588 enable_deep_weak $dep_sgs
4ec45764
RP
589 fi
590
799c9e9b 591 disable ${cfg}_checking
30fd06be
MR
592 done
593}
594
d4f8cecc
MR
595check_deps(){
596 unset allopts
597
598 do_check_deps "$@"
599
600 for cfg in $allopts; do
601 enabled $cfg || continue
602 eval dep_extralibs="\$${cfg}_extralibs"
603 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
604 done
605}
606
44161118
MR
607print_config(){
608 pfx=$1
72cfcf41
MR
609 files=$2
610 shift 2
f454e879
MR
611 map 'eval echo "$v \${$v:-no}"' "$@" |
612 awk "BEGIN { split(\"$files\", files) }
613 {
614 c = \"$pfx\" toupper(\$1);
615 v = \$2;
616 sub(/yes/, 1, v);
617 sub(/no/, 0, v);
618 for (f in files) {
619 file = files[f];
620 if (file ~ /\\.h\$/) {
621 printf(\"#define %s %d\\n\", c, v) >>file;
622 } else if (file ~ /\\.asm\$/) {
623 printf(\"%%define %s %d\\n\", c, v) >>file;
624 } else if (file ~ /\\.mak\$/) {
d16c4aeb 625 n = -v ? \"\" : \"!\";
f454e879
MR
626 printf(\"%s%s=yes\\n\", n, c) >>file;
627 }
628 }
629 }"
57bd82d4
MR
630}
631
31c0121d 632print_enabled(){
31c0121d
MR
633 suf=$1
634 shift
635 for v; do
9eda2a85 636 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
637 done
638}
639
57bd82d4
MR
640append(){
641 var=$1
642 shift
57bd82d4
MR
643 eval "$var=\"\$$var $*\""
644}
645
60361817
MR
646prepend(){
647 var=$1
648 shift
649 eval "$var=\"$* \$$var\""
650}
651
50a334e4 652add_cppflags(){
cd52ec95 653 append CPPFLAGS "$@"
50a334e4
MR
654}
655
57bd82d4 656add_cflags(){
01d31e16 657 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
658}
659
2f2e6c7c 660add_asflags(){
01d31e16 661 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
662}
663
57bd82d4 664add_ldflags(){
64933b6c 665 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
666}
667
0673ede9
VG
668add_stripflags(){
669 append STRIPFLAGS "$@"
670}
671
57bd82d4 672add_extralibs(){
64933b6c 673 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
674}
675
4cc4b33f
DB
676add_host_cppflags(){
677 append host_cppflags "$@"
678}
679
6c3fa06a
MR
680add_host_cflags(){
681 append host_cflags $($host_cflags_filter "$@")
682}
683
684add_host_ldflags(){
685 append host_ldflags $($host_ldflags_filter "$@")
686}
687
84e65c76
MR
688add_compat(){
689 append compat_objs $1
690 shift
691 map 'add_cppflags -D$v' "$@"
692}
693
b0cfb663 694check_cmd(){
b3cb5d51 695 log "$@"
2270b4b2 696 "$@" >> $logfile 2>&1
b0cfb663
MR
697}
698
b2704a65
MR
699cc_o(){
700 eval printf '%s\\n' $CC_O
701}
702
18031c49
MR
703cc_e(){
704 eval printf '%s\\n' $CC_E
705}
706
dcd479c0 707check_cc(){
57bd82d4 708 log check_cc "$@"
2270b4b2 709 cat > $TMPC
720c69da 710 log_file $TMPC
23565c26 711 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
712}
713
714check_cpp(){
715 log check_cpp "$@"
2270b4b2 716 cat > $TMPC
720c69da 717 log_file $TMPC
18031c49 718 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
719}
720
df0d6341
MR
721as_o(){
722 eval printf '%s\\n' $AS_O
723}
724
f65883c8
MR
725check_as(){
726 log check_as "$@"
7fd90119
MR
727 cat > $TMPS
728 log_file $TMPS
729 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
730}
731
575db883
DB
732check_inline_asm(){
733 log check_inline_asm "$@"
940f335a 734 name="$1"
3784e82e 735 code="$2"
940f335a 736 shift 2
49214f61 737 disable $name
7fd90119 738 check_cc "$@" <<EOF && enable $name
3784e82e 739void foo(void){ __asm__ volatile($code); }
940f335a
MR
740EOF
741}
742
c6ebc9fa
MR
743check_insn(){
744 log check_insn "$@"
745 check_inline_asm ${1}_inline "\"$2\""
746 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
747}
748
304d586d
LM
749check_yasm(){
750 log check_yasm "$@"
751 echo "$1" > $TMPS
752 log_file $TMPS
753 shift 1
754 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
755}
756
29b64b68
MR
757ld_o(){
758 eval printf '%s\\n' $LD_O
759}
760
dcd479c0 761check_ld(){
57bd82d4 762 log check_ld "$@"
66a1ccd7
MR
763 flags=$(filter_out '-l*' "$@")
764 libs=$(filter '-l*' "$@")
01d31e16 765 check_cc $($cflags_filter $flags) || return
64933b6c
MR
766 flags=$($ldflags_filter $flags)
767 libs=$($ldflags_filter $libs)
29b64b68 768 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
769}
770
52ccc4a0
DB
771print_include(){
772 hdr=$1
773 test "${hdr%.h}" = "${hdr}" &&
774 echo "#include $hdr" ||
775 echo "#include <$hdr>"
776}
777
5adc829e
MR
778check_code(){
779 log check_code "$@"
780 check=$1
781 headers=$2
782 code=$3
783 shift 3
784 {
785 for hdr in $headers; do
52ccc4a0 786 print_include $hdr
5adc829e
MR
787 done
788 echo "int main(void) { $code; return 0; }"
789 } | check_$check "$@"
790}
791
50a334e4
MR
792check_cppflags(){
793 log check_cppflags "$@"
caf458dd 794 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
795int x;
796EOF
797}
798
23157d72
DB
799test_cflags(){
800 log test_cflags "$@"
01d31e16 801 set -- $($cflags_filter "$@")
23157d72 802 check_cc "$@" <<EOF
dcd479c0
MR
803int x;
804EOF
805}
806
23157d72
DB
807check_cflags(){
808 log check_cflags "$@"
809 test_cflags "$@" && add_cflags "$@"
810}
811
2ed46eea
MR
812test_ldflags(){
813 log test_ldflags "$@"
814 check_ld "$@" <<EOF
c23a0ac8 815int main(void){ return 0; }
dcd479c0
MR
816EOF
817}
818
2ed46eea
MR
819check_ldflags(){
820 log check_ldflags "$@"
821 test_ldflags "$@" && add_ldflags "$@"
822}
823
0673ede9
VG
824test_stripflags(){
825 log test_stripflags "$@"
826 # call check_cc to get a fresh TMPO
827 check_cc <<EOF
828int main(void) { return 0; }
829EOF
830 check_cmd $strip $STRIPFLAGS "$@" $TMPO
831}
832
833check_stripflags(){
834 log check_stripflags "$@"
835 test_stripflags "$@" && add_stripflags "$@"
836}
837
dcd479c0 838check_header(){
57bd82d4 839 log check_header "$@"
dcd479c0
MR
840 header=$1
841 shift
b77df637
MR
842 disable_safe $header
843 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
844#include <$header>
845int x;
846EOF
847}
848
849check_func(){
57bd82d4 850 log check_func "$@"
dcd479c0
MR
851 func=$1
852 shift
d8bc5f06
MR
853 disable $func
854 check_ld "$@" <<EOF && enable $func
dcd479c0 855extern int $func();
c23a0ac8 856int main(void){ $func(); }
dcd479c0
MR
857EOF
858}
859
645d2652 860check_mathfunc(){
6b73c0ae 861 log check_mathfunc "$@"
645d2652 862 func=$1
1aa07aa2
MR
863 narg=$2
864 shift 2
865 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
866 disable $func
867 check_ld "$@" <<EOF && enable $func
868#include <math.h>
1aa07aa2 869float foo(float f, float g) { return $func($args); }
33bd38db 870int main(void){ return 0; }
645d2652
MR
871EOF
872}
873
2446d3d6
DB
874check_func_headers(){
875 log check_func_headers "$@"
f8d7b072 876 headers=$1
edaf1ae2 877 funcs=$2
f8d7b072 878 shift 2
edaf1ae2
MR
879 {
880 for hdr in $headers; do
52ccc4a0 881 print_include $hdr
edaf1ae2
MR
882 done
883 for func in $funcs; do
884 echo "long check_$func(void) { return (long) $func; }"
885 done
886 echo "int main(void) { return 0; }"
887 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
888}
889
a5344cf7
SS
890check_cpp_condition(){
891 log check_cpp_condition "$@"
892 header=$1
893 condition=$2
f855b7b9 894 shift 2
cd52ec95 895 check_cpp "$@" <<EOF
a5344cf7
SS
896#include <$header>
897#if !($condition)
898#error "unsatisfied condition: $condition"
899#endif
900EOF
901}
902
57bd82d4
MR
903check_lib(){
904 log check_lib "$@"
905 header="$1"
906 func="$2"
907 shift 2
84400e9d 908 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
909}
910
f8d7b072
MR
911check_lib2(){
912 log check_lib2 "$@"
913 headers="$1"
edaf1ae2 914 funcs="$2"
f8d7b072 915 shift 2
edaf1ae2 916 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
917}
918
3f8040db
MR
919check_pkg_config(){
920 log check_pkg_config "$@"
921 pkg="$1"
922 headers="$2"
923 funcs="$3"
924 shift 3
7f9e893f 925 check_cmd $pkg_config --exists --print-errors $pkg || return
3f8040db
MR
926 pkg_cflags=$($pkg_config --cflags $pkg)
927 pkg_libs=$($pkg_config --libs $pkg)
928 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
929 set_safe ${pkg}_cflags $pkg_cflags &&
930 set_safe ${pkg}_libs $pkg_libs
931}
932
dcd479c0 933check_exec(){
2270b4b2 934 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
935}
936
7dfef245 937check_exec_crash(){
5e622c40 938 code=$(cat)
7dfef245
MR
939
940 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
941 # are safe but may not be available everywhere. Thus we use
942 # raise(SIGTERM) instead. The check is run in a subshell so we
943 # can redirect the "Terminated" message from the shell. SIGBUS
944 # is not defined by standard C so it is used conditionally.
945
2270b4b2 946 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
947#include <signal.h>
948static void sighandler(int sig){
949 raise(SIGTERM);
950}
692dd8ed
MR
951int foo(void){
952 $code
953}
9495cd17 954int (*func_ptr)(void) = foo;
e5af4a11 955int main(void){
7dfef245
MR
956 signal(SIGILL, sighandler);
957 signal(SIGFPE, sighandler);
958 signal(SIGSEGV, sighandler);
959#ifdef SIGBUS
960 signal(SIGBUS, sighandler);
961#endif
9495cd17 962 return func_ptr();
7dfef245
MR
963}
964EOF
965}
966
72be9e73
DY
967check_type(){
968 log check_type "$@"
969 headers=$1
970 type=$2
971 shift 2
ae550ce9 972 disable_safe "$type"
5adc829e 973 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
974}
975
14d36751 976check_struct(){
813b82b9 977 log check_struct "$@"
14d36751
MR
978 headers=$1
979 struct=$2
980 member=$3
981 shift 3
982 disable_safe "${struct}_${member}"
5adc829e
MR
983 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
984 enable_safe "${struct}_${member}"
14d36751
MR
985}
986
9c7d85b3
DB
987check_builtin(){
988 log check_builtin "$@"
989 name=$1
990 headers=$2
991 builtin=$3
992 shift 3
993 disable "$name"
994 check_code ld "$headers" "$builtin" "$@" && enable "$name"
995}
996
57bd82d4
MR
997require(){
998 name="$1"
999 header="$2"
1000 func="$3"
1001 shift 3
1002 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
1003}
1004
f8d7b072
MR
1005require2(){
1006 name="$1"
1007 headers="$2"
1008 func="$3"
1009 shift 3
1010 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
1011}
1012
3f8040db
MR
1013require_pkg_config(){
1014 pkg="$1"
1015 check_pkg_config "$@" || die "ERROR: $pkg not found"
1016 add_cflags $(get_safe ${pkg}_cflags)
1017 add_extralibs $(get_safe ${pkg}_libs)
1018}
1019
27565164
DB
1020hostcc_e(){
1021 eval printf '%s\\n' $HOSTCC_E
1022}
1023
ae43c4c0
MR
1024hostcc_o(){
1025 eval printf '%s\\n' $HOSTCC_O
1026}
1027
f0125de9
MR
1028check_host_cc(){
1029 log check_host_cc "$@"
1030 cat > $TMPC
1031 log_file $TMPC
ae43c4c0 1032 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
1033}
1034
27565164
DB
1035check_host_cpp(){
1036 log check_host_cpp "$@"
1037 cat > $TMPC
1038 log_file $TMPC
1039 check_cmd $host_cc $HOSTCPPFLAGS $HOSTCFLAGS "$@" $(hostcc_e $TMPO) $TMPC
1040}
1041
4cc4b33f
DB
1042check_host_cppflags(){
1043 log check_host_cppflags "$@"
1044 check_host_cc "$@" <<EOF && append host_cppflags "$@"
1045int x;
1046EOF
1047}
1048
f0125de9
MR
1049check_host_cflags(){
1050 log check_host_cflags "$@"
6c3fa06a 1051 set -- $($host_cflags_filter "$@")
f0125de9
MR
1052 check_host_cc "$@" <<EOF && append host_cflags "$@"
1053int x;
1054EOF
1055}
1056
27565164
DB
1057check_host_cpp_condition(){
1058 log check_host_cpp_condition "$@"
1059 header=$1
1060 condition=$2
1061 shift 2
1062 check_host_cpp "$@" <<EOF
1063#include <$header>
1064#if !($condition)
1065#error "unsatisfied condition: $condition"
1066#endif
1067EOF
1068}
1069
c505dd31
MR
1070apply(){
1071 file=$1
1072 shift
1073 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1074}
1075
c34681df 1076cp_if_changed(){
5e27ec28
MR
1077 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1078 mkdir -p "$(dirname $2)"
4ebc6a74 1079 $cp_f "$1" "$2"
c34681df
MR
1080}
1081
dcd61286
DB
1082# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1083# system-dependent things.
1084
4a0d6686
AJ
1085COMPONENT_LIST="
1086 bsfs
1087 decoders
1088 demuxers
1089 encoders
3cde40aa 1090 filters
5666fd73 1091 hwaccels
c552605c 1092 indevs
4a0d6686 1093 muxers
c552605c 1094 outdevs
4a0d6686
AJ
1095 parsers
1096 protocols
1097"
1098
ab81f24a 1099EXAMPLE_LIST="
b339182e 1100 avcodec_example
e7dfaf16 1101 filter_audio_example
b339182e 1102 metadata_example
ab81f24a 1103 output_example
10421bcf 1104 transcode_aac_example
ab81f24a
DB
1105"
1106
3fc09b00
MR
1107EXTERNAL_LIBRARY_LIST="
1108 avisynth
1109 bzlib
1110 frei0r
1111 gnutls
1112 libcdio
1113 libdc1394
1114 libfaac
1115 libfdk_aac
1116 libfreetype
1117 libgsm
1118 libilbc
1119 libmp3lame
1120 libopencore_amrnb
1121 libopencore_amrwb
1122 libopencv
1123 libopenjpeg
1124 libopus
1125 libpulse
1126 librtmp
1127 libschroedinger
1128 libspeex
1129 libtheora
1130 libvo_aacenc
1131 libvo_amrwbenc
1132 libvorbis
1133 libvpx
84d3ff50 1134 libwavpack
be7c3231 1135 libwebp
3fc09b00 1136 libx264
50ea9315 1137 libx265
3fc09b00
MR
1138 libxavs
1139 libxvid
1140 openssl
1141 x11grab
1142 zlib
1143"
1144
70b348ec
DB
1145HWACCEL_LIST="
1146 dxva2
1147 vaapi
1148 vda
1149 vdpau
1150"
d89f2fa9
DB
1151LIBRARY_LIST="
1152 avcodec
1153 avdevice
1154 avfilter
1155 avformat
1156 avresample
1157 avutil
1158 swscale
1159"
1160
055c61b8
DB
1161PROGRAM_LIST="
1162 avconv
1163 avplay
1164 avprobe
1165 avserver
055c61b8
DB
1166"
1167
4a0d6686
AJ
1168CONFIG_LIST="
1169 $COMPONENT_LIST
ab81f24a 1170 $EXAMPLE_LIST
3fc09b00 1171 $EXTERNAL_LIBRARY_LIST
70b348ec 1172 $HWACCEL_LIST
d89f2fa9 1173 $LIBRARY_LIST
055c61b8 1174 $PROGRAM_LIST
7f3f5f46 1175 dct
4da3f410 1176 doc
0b499c9b 1177 error_resilience
1848f7d9 1178 fft
c88f5d72 1179 gpl
d8d0d0b2 1180 gray
3abe5fbd 1181 hardcoded_tables
b781cc12 1182 lsp
2a91ada8 1183 lzo
47a158cb 1184 mdct
c88f5d72 1185 memalign_hack
44a0a98f 1186 neon_clobber_test
c88f5d72 1187 network
3fe142e2 1188 nonfree
92f0abb2 1189 pod2man
8a3c8627 1190 pic
68602540 1191 rdft
e90f5b5a 1192 runtime_cpudetect
8cfbbd92 1193 safe_bitstream_reader
2e35e684 1194 shared
bd2216e4 1195 small
6b35d421 1196 sram
2e35e684 1197 static
a9ddb5b1 1198 swscale_alpha
f187557a 1199 texi2html
8986fddc 1200 thumb
9cad0e4e 1201 version3
7e4d9d5d 1202 xmm_clobber_test
4a0d6686 1203"
c88f5d72 1204
8eee7025 1205THREADS_LIST='
8eee7025
DB
1206 pthreads
1207 w32threads
1208'
1209
f9f6402e
AK
1210ATOMICS_LIST='
1211 atomics_gcc
f9f6402e 1212 atomics_suncc
93e65e9a 1213 atomics_win32
f9f6402e
AK
1214'
1215
3f5b56e5 1216ARCH_LIST='
5873b623 1217 aarch64
3f5b56e5 1218 alpha
a2fc0f6a 1219 arm
fdcd782d
MR
1220 avr32
1221 avr32_ap
1222 avr32_uc
3f5b56e5
MR
1223 bfin
1224 ia64
1225 m68k
1226 mips
bae3abb0 1227 mips64
3f5b56e5 1228 parisc
79cb09b2 1229 ppc
34d11b87 1230 ppc64
3f5b56e5
MR
1231 s390
1232 sh4
1233 sparc
1234 sparc64
c75848cd
DB
1235 tilegx
1236 tilepro
0844bae1 1237 tomi
3f5b56e5
MR
1238 x86
1239 x86_32
1240 x86_64
1241'
1242
81dfa21e
MR
1243ARCH_EXT_LIST_ARM='
1244 armv5te
1245 armv6
1246 armv6t2
81dfa21e 1247 neon
b3267559 1248 vfp
81dfa21e
MR
1249 vfpv3
1250'
1251
50cd43f2 1252ARCH_EXT_LIST_X86='
3bf96eec 1253 amd3dnow
a1ef9f08 1254 amd3dnowext
50cd43f2 1255 avx
4d6ee072 1256 avx2
2b0bb699 1257 cpunop
10b0161d 1258 xop
1b932eb1 1259 fma3
50cd43f2 1260 fma4
84146963 1261 i686
50cd43f2
DB
1262 mmx
1263 mmxext
1264 sse
1265 sse2
1266 sse3
1267 sse4
1268 sse42
1269 ssse3
1270'
1271
1272ARCH_EXT_LIST="
81dfa21e 1273 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1274 $ARCH_EXT_LIST_X86
1275 altivec
799fde37 1276 ppc4xx
bd9d34a0 1277 vis
50cd43f2 1278"
3f5b56e5 1279
fd712a55
DB
1280HAVE_LIST_CMDLINE='
1281 inline_asm
1282 symver
1283 yasm
1284'
1285
a3e02a8c
MR
1286HAVE_LIST_PUB='
1287 bigendian
d268eee9 1288 fast_unaligned
a3e02a8c
MR
1289'
1290
79042ab3 1291MATH_FUNCS="
fab0a8b2
MR
1292 atanf
1293 atan2f
79042ab3 1294 cbrtf
fab0a8b2 1295 cosf
79042ab3
DB
1296 exp2
1297 exp2f
fab0a8b2 1298 expf
79042ab3
DB
1299 isinf
1300 isnan
fab0a8b2 1301 ldexpf
79042ab3
DB
1302 llrint
1303 llrintf
1304 log2
1305 log2f
fab0a8b2 1306 log10f
79042ab3
DB
1307 lrint
1308 lrintf
fab0a8b2 1309 powf
79042ab3
DB
1310 rint
1311 round
1312 roundf
fab0a8b2 1313 sinf
79042ab3
DB
1314 trunc
1315 truncf
1316"
1317
3f5b56e5
MR
1318HAVE_LIST="
1319 $ARCH_EXT_LIST
43b73d59
DB
1320 $(add_suffix _external $ARCH_EXT_LIST)
1321 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1322 $HAVE_LIST_CMDLINE
a3e02a8c 1323 $HAVE_LIST_PUB
3f5b56e5 1324 $THREADS_LIST
f9f6402e 1325 $ATOMICS_LIST
79042ab3 1326 $MATH_FUNCS
be1a839c 1327 aligned_malloc
59782b82 1328 aligned_stack
35fd8122 1329 alsa_asoundlib_h
3f5b56e5 1330 altivec_h
c9fdab0d 1331 arpa_inet_h
ec9d2c15 1332 asm_mod_q
817dff57 1333 atomic_cas_ptr
f9f6402e 1334 atomics_native
dffb41b9 1335 attribute_may_alias
e7ea5e3d 1336 attribute_packed
43e0e0c4
LB
1337 cdio_paranoia_h
1338 cdio_paranoia_paranoia_h
ecf97f22 1339 closesocket
15caccb9 1340 CommandLineToArgvW
1093383d 1341 CryptGenRandom
c88f5d72 1342 dcbzl
f8aa696f
DB
1343 dev_bktr_ioctl_bt848_h
1344 dev_bktr_ioctl_meteor_h
1345 dev_ic_bt8xx_h
f8aa696f 1346 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1347 dev_video_meteor_ioctl_meteor_h
ca6b544a 1348 direct_h
18b67ae5 1349 dlfcn_h
c88f5d72 1350 dlopen
bc574408 1351 dos_paths
fa845061 1352 dxva_h
245626d0
DB
1353 ebp_available
1354 ebx_available
c2a29455 1355 fast_64bit
669b5583 1356 fast_clz
7073e9fc 1357 fast_cmov
534a2231 1358 fcntl
9d99cc5a 1359 fork
84882df6 1360 getaddrinfo
da9e86f8 1361 gethrtime
667fb97a 1362 getopt
02e8f427 1363 GetProcessAffinityMask
fc5607f8 1364 GetProcessMemoryInfo
4e68cb8a 1365 GetProcessTimes
61183b5a 1366 GetSystemTimeAsFileTime
66be5b45 1367 getrusage
c3e73100 1368 getservbyport
61183b5a 1369 gettimeofday
a49d3025 1370 gnu_as
c7df1532 1371 gsm_h
2f0c136e 1372 ibm_asm
2e1913b1 1373 inet_aton
3b1ab197 1374 io_h
ef5b70af 1375 inline_asm_labels
abfc8d05 1376 isatty
8772997d 1377 jack_port_get_latency_range
9f5ff83f 1378 ldbrx
d64341e4 1379 libc_msvcrt
0b4a1821
AS
1380 libdc1394_1
1381 libdc1394_2
d96cd429
MR
1382 local_aligned_16
1383 local_aligned_8
a5b64584 1384 localtime_r
85dd97ad 1385 loongson
f8aa696f
DB
1386 machine_ioctl_bt848_h
1387 machine_ioctl_meteor_h
65f1d45d 1388 machine_rw_barrier
c88f5d72 1389 malloc_h
73f6d31e 1390 MapViewOfFile
c88f5d72 1391 memalign
65f1d45d 1392 MemoryBarrier
6ffa87d3 1393 mkstemp
f80ddd5b 1394 mm_empty
0328b9ea 1395 mmap
e98b02de 1396 mprotect
d3d3a32c 1397 nanosleep
3e0b1c9a 1398 poll_h
1f91cdce 1399 posix_memalign
3a7050ff 1400 pragma_deprecated
07b28702 1401 rdtsc
ea4d5f48 1402 sched_getaffinity
c88f5d72 1403 sdl
7e6a11bc 1404 SetConsoleTextAttribute
b507ebd1 1405 setmode
3e0b1c9a 1406 setrlimit
d3d3a32c 1407 Sleep
15d59d2c 1408 sndio_h
72be9e73 1409 socklen_t
deb29777 1410 soundcard_h
87958234 1411 strerror_r
6379900c 1412 strptime
47941088 1413 strtok_r
c0018613 1414 struct_addrinfo
75d339e0
MS
1415 struct_group_source_req
1416 struct_ip_mreq_source
b4d68544 1417 struct_ipv6_mreq
cdee08e3 1418 struct_pollfd
3e0b1c9a 1419 struct_rusage_ru_maxrss
b4d68544 1420 struct_sockaddr_in6
3b2372bf 1421 struct_sockaddr_sa_len
33a4dbdd 1422 struct_sockaddr_storage
a6a4793d 1423 struct_v4l2_frmivalenum_discrete
b462d132 1424 symver_asm_label
3e0b1c9a 1425 symver_gnu_asm
e460aa32 1426 sync_val_compare_and_swap
bcc73960 1427 sysconf
b9e22269 1428 sysctl
b58412f1 1429 sys_mman_h
06bb5905 1430 sys_param_h
b091aa44 1431 sys_resource_h
81644c2e 1432 sys_select_h
deb29777 1433 sys_soundcard_h
e64bceea 1434 sys_time_h
60538758 1435 sys_un_h
1b6e8b73 1436 sys_videoio_h
b265431e 1437 threads
542920b7 1438 unistd_h
d3d3a32c 1439 usleep
7671dd7c 1440 vdpau_x11
ce742de2 1441 vfp_args
7c5bfe7a 1442 VirtualAlloc
d3d3a32c 1443 windows_h
6ff3f3e7 1444 winsock2_h
cc078b5d 1445 xform_asm
7671dd7c 1446 xlib
6f74fb03 1447 xmm_clobbers
0cb78cef 1448"
44161118 1449
511cf612 1450# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1451CONFIG_EXTRA="
87849592 1452 aandcttables
bfe9f48a 1453 ac3dsp
aa11cb79 1454 audio_frame_queue
b93b27ed 1455 dsputil
bfe9f48a 1456 gcrypt
478fd534 1457 golomb
9cad0e4e 1458 gplv3
0338c396 1459 h263dsp
478fd534
DB
1460 h264chroma
1461 h264dsp
1462 h264pred
915a2a0a 1463 h264qpel
68d8238c 1464 hpeldsp
478fd534 1465 huffman
dc4d726b 1466 intrax8
9cad0e4e 1467 lgplv3
478fd534 1468 lpc
1e164c0b 1469 mpegaudio
bfe9f48a 1470 mpegaudiodsp
18bbca1f 1471 mpegvideo
ad08dfd5 1472 mpegvideoenc
bfe9f48a 1473 nettle
f704a079 1474 rangecoder
255d9c57 1475 riffdec
3dd5c95d 1476 riffenc
bfe9f48a 1477 rtpdec
5ad2f0bf 1478 rtpenc_chain
bfe9f48a 1479 sinewin
8c53d39e 1480 videodsp
ab9f9876 1481 vp3dsp
b6bb00b0
MR
1482"
1483
520cc7f1 1484CMDLINE_SELECT="
3f5b56e5 1485 $ARCH_EXT_LIST
520cc7f1 1486 $CONFIG_LIST
fd712a55 1487 $HAVE_LIST_CMDLINE
8eee7025 1488 $THREADS_LIST
c8a4ae00 1489 asm
db6107b6 1490 cross_compile
520cc7f1
MR
1491 debug
1492 extra_warnings
8c6afa4d 1493 logging
65d12900 1494 lto
d2bbb2f7 1495 optimizations
520cc7f1 1496"
426be5dc
DB
1497
1498PATHS_LIST='
d156bede 1499 bindir
14a8acf1 1500 datadir
f4ca970d 1501 docdir
26759c44
MR
1502 incdir
1503 libdir
26759c44
MR
1504 mandir
1505 prefix
1506 shlibdir
426be5dc
DB
1507'
1508
1509CMDLINE_SET="
1510 $PATHS_LIST
121d78d0 1511 ar
426be5dc 1512 arch
313c46a6 1513 as
426be5dc
DB
1514 build_suffix
1515 cc
1516 cpu
1517 cross_prefix
50567afa 1518 dep_cc
ac63af34 1519 extra_version
9da6609f
MR
1520 host_cc
1521 host_cflags
095792f2 1522 host_ld
9da6609f
MR
1523 host_ldflags
1524 host_libs
82bb3329 1525 host_os
684b28e0 1526 ld
426be5dc 1527 logfile
4ae40685 1528 malloc_prefix
89641463 1529 nm
9cd7b854 1530 optflags
3f8040db 1531 pkg_config
154caa67 1532 random_seed
2fad0977 1533 samples
c5200f17
MR
1534 sysinclude
1535 sysroot
a7ada2ba 1536 target_exec
26759c44 1537 target_os
a7ada2ba 1538 target_path
ba13606c 1539 target_samples
aeeb782c 1540 toolchain
426be5dc 1541"
520cc7f1 1542
89f2932b
MR
1543CMDLINE_APPEND="
1544 extra_cflags
4cc4b33f 1545 host_cppflags
89f2932b
MR
1546"
1547
912f3148
DB
1548# code dependency declarations
1549
9eeed841 1550# architecture extensions
808fa33c 1551
a2fc0f6a
MR
1552armv5te_deps="arm"
1553armv6_deps="arm"
ab5cb084 1554armv6t2_deps="arm"
b7b17ed6
JG
1555neon_deps_any="aarch64 arm"
1556vfp_deps_any="aarch64 arm"
b3267559 1557vfpv3_deps="vfp"
808fa33c 1558
637606de
MR
1559map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1560
808fa33c
MR
1561altivec_deps="ppc"
1562ppc4xx_deps="ppc"
1563
1564vis_deps="sparc"
1565
84146963
DB
1566cpunop_deps="i686"
1567x86_64_select="i686"
1568x86_64_suggest="fast_cmov"
50cd43f2 1569
808fa33c
MR
1570amd3dnow_deps="mmx"
1571amd3dnowext_deps="amd3dnow"
fb87e69f 1572i686_deps="x86"
9eeed841 1573mmx_deps="x86"
239fdf1b 1574mmxext_deps="mmx"
50cd43f2
DB
1575sse_deps="mmxext"
1576sse2_deps="sse"
1577sse3_deps="sse2"
1578ssse3_deps="sse3"
1579sse4_deps="ssse3"
1580sse42_deps="sse4"
1581avx_deps="sse42"
10b0161d 1582xop_deps="avx"
1b932eb1 1583fma3_deps="avx"
79687079 1584fma4_deps="avx"
4d6ee072 1585avx2_deps="avx"
9eeed841 1586
43b73d59
DB
1587mmx_external_deps="yasm"
1588mmx_inline_deps="inline_asm"
1589mmx_suggest="mmx_external mmx_inline"
1590
1591for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1592 eval dep=\$${ext}_deps
1593 eval ${ext}_external_deps='"${dep}_external"'
1594 eval ${ext}_inline_deps='"${dep}_inline"'
1595 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1596done
1597
032d4da8
JG
1598aligned_stack_if_any="aarch64 ppc x86"
1599fast_64bit_if_any="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1600fast_clz_if_any="aarch64 alpha avr32 mips ppc x86"
1601fast_unaligned_if_any="aarch64 ppc x86"
669b5583 1602
3e0b1c9a 1603need_memalign="altivec neon sse"
89e053f8 1604
1a5fdf95
DB
1605# system capabilities
1606log2_deps="!libc_msvcrt"
1607
b462d132
MR
1608symver_if_any="symver_asm_label symver_gnu_asm"
1609
8558595a
DB
1610# threading support
1611atomics_gcc_if="sync_val_compare_and_swap"
1612atomics_suncc_if="atomic_cas_ptr machine_rw_barrier"
1613atomics_win32_if="MemoryBarrier"
1614atomics_native_if_any="$ATOMICS_LIST"
874c751c 1615w32threads_deps="atomics_native"
8558595a
DB
1616threads_if_any="$THREADS_LIST"
1617
26fbcc85 1618# subsystems
dc609252 1619dct_select="rdft"
b93b27ed
RB
1620error_resilience_select="dsputil"
1621lpc_select="dsputil"
26fbcc85
MR
1622mdct_select="fft"
1623rdft_select="fft"
1e164c0b 1624mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1625mpegaudiodsp_select="dct"
f4fed5a2 1626mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1627mpegvideoenc_select="mpegvideo"
26fbcc85 1628
ed40b6bf 1629# decoders / encoders
cfc2a0cf 1630aac_decoder_select="mdct sinewin"
aa11cb79 1631aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1632aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1633ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1634ac3_encoder_select="mdct ac3dsp dsputil"
1635ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1636aic_decoder_select="dsputil golomb"
f4d608e3 1637alac_encoder_select="lpc"
b93b27ed 1638als_decoder_select="dsputil"
b781cc12 1639amrnb_decoder_select="lsp"
2b2a597e 1640amrwb_decoder_select="lsp"
0a36988e 1641amv_decoder_select="sp5x_decoder"
b93b27ed
RB
1642ape_decoder_select="dsputil"
1643asv1_decoder_select="dsputil"
1644asv1_encoder_select="dsputil"
1645asv2_decoder_select="dsputil"
1646asv2_encoder_select="dsputil"
4538729a 1647atrac1_decoder_select="mdct sinewin"
26fbcc85 1648atrac3_decoder_select="mdct"
e6f0bb65 1649atrac3p_decoder_select="mdct sinewin"
0f0a11d5 1650bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1651binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1652binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1653cavs_decoder_select="dsputil golomb h264chroma videodsp"
1654cllc_decoder_select="dsputil"
9b500b8f 1655comfortnoise_encoder_select="lpc"
b93b27ed 1656cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1657cscd_decoder_select="lzo"
2eef7c62 1658cscd_decoder_suggest="zlib"
26fbcc85 1659dca_decoder_select="mdct"
b93b27ed
RB
1660dnxhd_decoder_select="dsputil"
1661dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1662dvvideo_decoder_select="dsputil"
1663dvvideo_encoder_select="dsputil"
61c31e4e 1664dxa_decoder_deps="zlib"
baf91bb9 1665eac3_decoder_select="ac3_decoder"
4264a0dd 1666eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1667eamad_decoder_select="aandcttables dsputil mpegvideo"
1668eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1669eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1670ffv1_decoder_select="dsputil golomb rangecoder"
1671ffv1_encoder_select="dsputil rangecoder"
2f02bbcc
DB
1672ffvhuff_decoder_select="huffyuv_decoder"
1673ffvhuff_encoder_select="huffyuv_encoder"
cde7df25 1674fic_decoder_select="dsputil golomb"
4f034993 1675flac_decoder_select="golomb"
b93b27ed 1676flac_encoder_select="dsputil golomb lpc"
61c31e4e
DB
1677flashsv_decoder_deps="zlib"
1678flashsv_encoder_deps="zlib"
1679flashsv2_decoder_deps="zlib"
4414137e 1680flv_decoder_select="h263_decoder"
4d4b4bd1 1681flv_encoder_select="h263_encoder"
b93b27ed
RB
1682fourxm_decoder_select="dsputil"
1683fraps_decoder_select="dsputil huffman"
61c31e4e
DB
1684g2m_decoder_deps="zlib"
1685g2m_decoder_select="dsputil"
c292f6a2 1686h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1687h261_encoder_select="aandcttables mpegvideoenc"
0338c396
DB
1688h263_decoder_select="error_resilience h263_parser h263dsp mpegvideo"
1689h263_encoder_select="aandcttables h263dsp mpegvideoenc"
4414137e 1690h263i_decoder_select="h263_decoder"
fe629c2d 1691h263p_encoder_select="h263_encoder"
0b499c9b
RB
1692h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1693h264_decoder_suggest="error_resilience"
064698d3 1694hevc_decoder_select="dsputil golomb videodsp"
b93b27ed
RB
1695huffyuv_decoder_select="dsputil"
1696huffyuv_encoder_select="dsputil huffman"
34150be5 1697iac_decoder_select="imc_decoder"
b93b27ed 1698imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1699indeo3_decoder_select="hpeldsp"
8071264f 1700interplay_video_decoder_select="hpeldsp"
8e0cf39f 1701jpegls_decoder_select="golomb mjpeg_decoder"
4f034993 1702jpegls_encoder_select="golomb"
b93b27ed
RB
1703jv_decoder_select="dsputil"
1704lagarith_decoder_select="dsputil"
ad08dfd5 1705ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1706loco_decoder_select="golomb"
b93b27ed 1707mdec_decoder_select="dsputil error_resilience mpegvideo"
3e589878 1708metasound_decoder_select="lsp mdct sinewin"
c1047003 1709mimic_decoder_select="dsputil hpeldsp"
28bc406c 1710mjpeg_decoder_select="dsputil hpeldsp"
8e0cf39f 1711mjpegb_decoder_select="mjpeg_decoder"
b93b27ed
RB
1712mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1713mlp_decoder_select="dsputil mlp_parser"
1714motionpixels_decoder_select="dsputil"
1e164c0b
DB
1715mp1_decoder_select="mpegaudio"
1716mp1float_decoder_select="mpegaudio"
1717mp2_decoder_select="mpegaudio"
1718mp2float_decoder_select="mpegaudio"
1719mp3_decoder_select="mpegaudio"
1720mp3adu_decoder_select="mpegaudio"
1721mp3adufloat_decoder_select="mpegaudio"
1722mp3float_decoder_select="mpegaudio"
1723mp3on4_decoder_select="mpegaudio"
1724mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1725mpc7_decoder_select="dsputil mpegaudiodsp"
1726mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1727mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1728mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1729mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1730mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1731mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1732mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1733mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1734mpeg4_encoder_select="h263_encoder"
4414137e 1735msmpeg4v1_decoder_select="h263_decoder"
4414137e 1736msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1737msmpeg4v2_encoder_select="h263_encoder"
4414137e 1738msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1739msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1740mss2_decoder_select="error_resilience vc1_decoder"
8e0cf39f 1741mxpeg_decoder_select="mjpeg_decoder"
4538729a 1742nellymoser_decoder_select="mdct sinewin"
aa11cb79 1743nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed 1744nuv_decoder_select="dsputil lzo"
61c31e4e
DB
1745png_decoder_deps="zlib"
1746png_decoder_select="dsputil"
1747png_encoder_deps="zlib"
1748png_encoder_select="dsputil"
b93b27ed
RB
1749prores_decoder_select="dsputil"
1750prores_encoder_select="dsputil"
b781cc12 1751qcelp_decoder_select="lsp"
c4f5c2d6 1752qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1753ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1754ralf_decoder_select="golomb"
0338c396 1755rv10_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1756rv10_encoder_select="h263_encoder"
0338c396 1757rv20_decoder_select="error_resilience h263_decoder h263dsp"
b2bf38b4 1758rv20_encoder_select="h263_encoder"
870add0d
DB
1759rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1760rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1761shorten_decoder_select="golomb"
b781cc12 1762sipr_decoder_select="lsp"
8e0cf39f 1763sp5x_decoder_select="mjpeg_decoder"
6caa44aa 1764svq1_decoder_select="hpeldsp"
1277dc07 1765svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1766svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1767svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1768tak_decoder_select="dsputil"
4eef77c1 1769theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1770tiff_decoder_suggest="zlib"
1771tiff_encoder_suggest="zlib"
8e0cf39f 1772thp_decoder_select="mjpeg_decoder"
aec09a00 1773truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1774truemotion2_decoder_select="dsputil"
1775truespeech_decoder_select="dsputil"
61c31e4e 1776tscc_decoder_deps="zlib"
4538729a 1777twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1778utvideo_decoder_select="dsputil"
1779utvideo_encoder_select="dsputil huffman"
1780vble_decoder_select="dsputil"
dc4d726b 1781vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8"
45ecda85 1782vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1783vorbis_decoder_select="mdct"
1784vorbis_encoder_select="mdct"
3bd062bf 1785vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1786vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1787vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1788vp6a_decoder_select="vp6_decoder"
1789vp6f_decoder_select="vp6_decoder"
8c53d39e 1790vp8_decoder_select="h264pred videodsp"
72ca830f 1791vp9_decoder_select="videodsp"
c4bfa098 1792webp_decoder_select="vp8_decoder"
4538729a
MR
1793wmapro_decoder_select="mdct sinewin"
1794wmav1_decoder_select="mdct sinewin"
1795wmav1_encoder_select="mdct sinewin"
1796wmav2_decoder_select="mdct sinewin"
1797wmav2_encoder_select="mdct sinewin"
1798wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1799wmv1_decoder_select="h263_decoder"
665507aa 1800wmv1_encoder_select="h263_encoder"
dc4d726b 1801wmv2_decoder_select="h263_decoder intrax8 videodsp"
1746e2a9 1802wmv2_encoder_select="h263_encoder"
015f8ee0 1803wmv3_decoder_select="vc1_decoder"
45ecda85 1804wmv3image_decoder_select="wmv3_decoder"
61c31e4e
DB
1805zerocodec_decoder_deps="zlib"
1806zlib_decoder_deps="zlib"
1807zlib_encoder_deps="zlib"
1808zmbv_decoder_deps="zlib"
1809zmbv_encoder_deps="zlib"
30fd06be 1810
ed40b6bf 1811# hardware accelerators
215cdd35 1812dxva2_deps="dxva2api_h"
0afab17e 1813vaapi_deps="va_va_h"
ac3dbb4d 1814vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1815vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1816vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1817
82ca17ac
DB
1818h263_vaapi_hwaccel_deps="vaapi"
1819h263_vaapi_hwaccel_select="h263_decoder"
1820h263_vdpau_hwaccel_deps="vdpau"
1821h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1822h264_dxva2_hwaccel_deps="dxva2"
1823h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1824h264_vaapi_hwaccel_deps="vaapi"
1825h264_vaapi_hwaccel_select="h264_decoder"
1826h264_vda_hwaccel_deps="vda"
1827h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1828h264_vdpau_hwaccel_deps="vdpau"
1829h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1830mpeg1_vdpau_hwaccel_deps="vdpau"
1831mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1832mpeg2_dxva2_hwaccel_deps="dxva2"
1833mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1834mpeg2_vaapi_hwaccel_deps="vaapi"
1835mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1836mpeg2_vdpau_hwaccel_deps="vdpau"
1837mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1838mpeg4_vaapi_hwaccel_deps="vaapi"
1839mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1840mpeg4_vdpau_hwaccel_deps="vdpau"
1841mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1842vc1_dxva2_hwaccel_deps="dxva2"
1843vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1844vc1_vaapi_hwaccel_deps="vaapi"
1845vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1846vc1_vdpau_hwaccel_deps="vdpau"
1847vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1848wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1849wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1850wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1851
28b80940 1852# parsers
0b499c9b 1853h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
192ccc50 1854mpeg4video_parser_select="error_resilience h263dsp mpegvideo"
c292f6a2 1855mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1856vc1_parser_select="mpegvideo"
28b80940 1857
912f3148 1858# external libraries
c9171a83 1859libfaac_encoder_deps="libfaac"
aa11cb79 1860libfaac_encoder_select="audio_frame_queue"
4f2b469d 1861libfdk_aac_decoder_deps="libfdk_aac"
37eeb5e2 1862libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1863libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1864libgsm_decoder_deps="libgsm"
1865libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1866libgsm_ms_decoder_deps="libgsm"
1867libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1868libilbc_decoder_deps="libilbc"
1869libilbc_encoder_deps="libilbc"
1cc60c47 1870libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1871libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1872libopencore_amrnb_decoder_deps="libopencore_amrnb"
1873libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1874libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1875libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1876libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1877libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1878libopus_decoder_deps="libopus"
6cb8c854 1879libopus_encoder_deps="libopus"
aa11cb79 1880libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1881libschroedinger_decoder_deps="libschroedinger"
1882libschroedinger_encoder_deps="libschroedinger"
ae14f311 1883libspeex_decoder_deps="libspeex"
b606a017 1884libspeex_encoder_deps="libspeex"
aa11cb79 1885libspeex_encoder_select="audio_frame_queue"
150d2772 1886libtheora_encoder_deps="libtheora"
d89e738a 1887libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1888libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1889libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1890libvorbis_encoder_deps="libvorbis"
aa11cb79 1891libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1892libvpx_vp8_decoder_deps="libvpx"
1893libvpx_vp8_encoder_deps="libvpx"
1894libvpx_vp9_decoder_deps="libvpx"
1895libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1896libwavpack_encoder_deps="libwavpack"
be7c3231 1897libwebp_encoder_deps="libwebp"
1cc60c47 1898libx264_encoder_deps="libx264"
50ea9315 1899libx265_encoder_deps="libx265"
de295976 1900libxavs_encoder_deps="libxavs"
1cc60c47 1901libxvid_encoder_deps="libxvid"
30fd06be 1902
912f3148 1903# demuxers / muxers
c2dd0e9e 1904ac3_demuxer_select="ac3_parser"
255d9c57 1905asf_demuxer_select="riffdec"
3dd5c95d 1906asf_muxer_select="riffenc"
647c2356 1907asf_stream_muxer_select="asf_muxer"
255d9c57 1908avi_demuxer_select="riffdec"
3dd5c95d 1909avi_muxer_select="riffenc"
4e622dea 1910avisynth_demuxer_deps="avisynth"
255d9c57
DB
1911avisynth_demuxer_select="riffdec"
1912caf_demuxer_select="riffdec"
c2dd0e9e 1913dirac_demuxer_select="dirac_parser"
255d9c57 1914dxa_demuxer_select="riffdec"
5b423887 1915eac3_demuxer_select="ac3_parser"
e01fba55 1916f4v_muxer_select="mov_muxer"
c2dd0e9e 1917flac_demuxer_select="flac_parser"
435214a7 1918hds_muxer_select="flv_muxer"
c9031c7c 1919hls_muxer_select="mpegts_muxer"
647c2356 1920ipod_muxer_select="mov_muxer"
31f16dc1 1921ismv_muxer_select="mov_muxer"
647c2356 1922matroska_audio_muxer_select="matroska_muxer"
255d9c57 1923matroska_demuxer_select="riffdec"
2a91ada8 1924matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1925matroska_muxer_select="riffenc"
1926mmf_muxer_select="riffenc"
255d9c57 1927mov_demuxer_select="riffdec"
4e622dea 1928mov_demuxer_suggest="zlib"
3dd5c95d 1929mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1930mp3_demuxer_select="mpegaudio_parser"
647c2356 1931mp4_muxer_select="mov_muxer"
75644335 1932mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1933mpegtsraw_demuxer_select="mpegts_demuxer"
1934mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1935nut_muxer_select="riffenc"
255d9c57 1936nuv_demuxer_select="riffdec"
24ca518b 1937ogg_demuxer_select="golomb"
647c2356 1938psp_muxer_select="mov_muxer"
44594cc7 1939rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1940rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1941rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1942rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1943sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1944sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1945sdp_demuxer_select="rtpdec"
e772f9fa 1946smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1947spdif_muxer_select="aac_parser"
57231e4d 1948tak_demuxer_select="tak_parser"
647c2356
DB
1949tg2_muxer_select="mov_muxer"
1950tgp_muxer_select="mov_muxer"
a7d45e06 1951w64_demuxer_select="wav_demuxer"
255d9c57 1952wav_demuxer_select="riffdec"
3dd5c95d
DB
1953wav_muxer_select="riffenc"
1954webm_muxer_select="riffenc"
255d9c57
DB
1955wtv_demuxer_select="riffdec"
1956xmv_demuxer_select="riffdec"
1957xwma_demuxer_select="riffdec"
4e622dea
SS
1958
1959# indevs / outdevs
38e54a75 1960alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1961alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1962bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
6fb65973
DB
1963dv1394_indev_deps="dv1394"
1964dv1394_indev_select="dv_demuxer"
c6f95144 1965fbdev_indev_deps="linux_fb_h"
a3fc62e8 1966jack_indev_deps="jack_jack_h pthreads"
e417d80d 1967libcdio_indev_deps="libcdio"
38e54a75 1968libdc1394_indev_deps="libdc1394"
38e54a75
SS
1969oss_indev_deps_any="soundcard_h sys_soundcard_h"
1970oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1971pulse_indev_deps="libpulse"
15d59d2c
B
1972sndio_indev_deps="sndio_h"
1973sndio_outdev_deps="sndio_h"
38e54a75 1974v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1975vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1976vfwcap_indev_extralibs="-lavicap32"
24f8961f 1977x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1978
912f3148 1979# protocols
acd554c1
SP
1980ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1981ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1982ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1983ffrtmphttp_protocol_deps="!librtmp_protocol"
1984ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1985gopher_protocol_select="network"
c40e1757 1986httpproxy_protocol_select="tcp_protocol"
279a0c97 1987http_protocol_select="tcp_protocol"
183baead 1988https_protocol_select="tls_protocol"
c3b57d6e
DB
1989librtmp_protocol_deps="librtmp"
1990librtmpe_protocol_deps="librtmp"
1991librtmps_protocol_deps="librtmp"
1992librtmpt_protocol_deps="librtmp"
1993librtmpte_protocol_deps="librtmp"
c60a2d70 1994mmsh_protocol_select="http_protocol"
998c1ee1 1995mmst_protocol_select="network"
c3b57d6e 1996rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1997rtmp_protocol_select="tcp_protocol"
acd554c1 1998rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1999rtmps_protocol_deps="!librtmp_protocol"
2000rtmps_protocol_select="tls_protocol"
775c4d36 2001rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 2002rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 2003rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 2004rtp_protocol_select="udp_protocol"
998c1ee1
DB
2005sctp_protocol_deps="struct_sctp_event_subscribe"
2006sctp_protocol_select="network"
0eecafc9 2007srtp_protocol_select="rtp_protocol"
998c1ee1 2008tcp_protocol_select="network"
558d192d
MS
2009tls_protocol_deps_any="openssl gnutls"
2010tls_protocol_select="tcp_protocol"
998c1ee1 2011udp_protocol_select="network"
60538758
LB
2012unix_protocol_deps="sys_un_h"
2013unix_protocol_select="network"
c08fb000 2014
6ebf0bfc 2015# filters
13fabd7a 2016blackframe_filter_deps="gpl"
ce6b6ef6 2017boxblur_filter_deps="gpl"
68b79bfc 2018cropdetect_filter_deps="gpl"
b157be1f 2019delogo_filter_deps="gpl"
a5b64584 2020drawtext_filter_deps="libfreetype"
2e5ff4d0 2021frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 2022frei0r_filter_extralibs='$ldl'
a42bb9d6 2023frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 2024frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 2025hqdn3d_filter_deps="gpl"
3fce1367 2026interlace_filter_deps="gpl"
d371e7b9 2027resample_filter_deps="avresample"
cf69ad35 2028ocv_filter_deps="libopencv"
2f296e39 2029scale_filter_deps="swscale"
6ebf0bfc 2030
ab81f24a 2031# examples
b339182e 2032avcodec_example_deps="avcodec avutil"
e7dfaf16 2033filter_audio_example_deps="avfilter avutil"
b339182e 2034metadata_example_deps="avformat avutil"
ab81f24a 2035output_example_deps="avcodec avformat avutil swscale"
10421bcf 2036transcode_aac_example_deps="avcodec avformat avresample"
ab81f24a 2037
5a0f7131 2038# libraries
d89f2fa9
DB
2039avcodec_deps="avutil"
2040avdevice_deps="avutil avcodec avformat"
2041avfilter_deps="avutil"
2042avformat_deps="avutil avcodec"
2043avresample_deps="avutil"
2044swscale_deps="avutil"
f7679c54 2045
912f3148 2046# programs
54fd593a 2047avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 2048avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 2049 fps_filter null_filter resample_filter scale_filter
bce70f81 2050 setpts_filter trim_filter"
d173ede1 2051avplay_deps="avcodec avformat avresample swscale sdl"
d2617193 2052avplay_libs='$sdl_libs'
266463da 2053avplay_select="rdft"
9e12f0bf 2054avprobe_deps="avcodec avformat"
406e6c0b
DB
2055avserver_deps="avformat fork !shared"
2056avserver_select="ffm_muxer rtp_protocol rtsp_demuxer"
a2830dca 2057
4da3f410 2058# documentation
92f0abb2 2059pod2man_deps="doc"
4da3f410
DB
2060texi2html_deps="doc"
2061
de6d9b64 2062# default parameters
8a608357 2063
19bd477d 2064logfile="config.log"
8a608357
MR
2065
2066# installation paths
c9d19248
MR
2067prefix_default="/usr/local"
2068bindir_default='${prefix}/bin'
6291d7e4 2069datadir_default='${prefix}/share/avconv'
f4ca970d 2070docdir_default='${prefix}/share/doc/libav'
c9d19248
MR
2071incdir_default='${prefix}/include'
2072libdir_default='${prefix}/lib'
2073mandir_default='${prefix}/share/man'
2074shlibdir_default="$libdir_default"
8a608357
MR
2075
2076# toolchain
121d78d0 2077ar_default="ar"
13c7df3d 2078cc_default="gcc"
9da6609f 2079host_cc_default="gcc"
4ebc6a74 2080cp_f="cp -f"
b58b00ae 2081ln_s="ln -s -f"
2a8a860a 2082nm_default="nm -g"
11e6d03a 2083objformat="elf"
3f8040db 2084pkg_config_default=pkg-config
be7109c1 2085ranlib="ranlib"
e52567c2 2086strip="strip"
11e6d03a 2087yasmexe="yasm"
8a608357 2088
3e0b1c9a 2089nogas=":"
8182dc34 2090
8a608357 2091# machine
8d4c00ed 2092arch_default=$(uname -m)
38d0a8aa 2093cpu="generic"
8a608357 2094
8a608357 2095# OS
8d4c00ed
MR
2096target_os_default=$(tolower $(uname -s))
2097host_os=$target_os_default
8a608357 2098
8a608357 2099# configurable options
ab81f24a 2100enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 2101
3e0b1c9a
DB
2102enable asm
2103enable debug
2104enable doc
8400d6b8 2105enable optimizations
8cfbbd92 2106enable safe_bitstream_reader
530dc538 2107enable static
a9ddb5b1 2108enable swscale_alpha
8a608357 2109
2e2ec667
DB
2110# By default, enable only those hwaccels that have no external dependencies.
2111enable dxva2 vdpau
2112
8a608357 2113# build settings
9987769a 2114SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
2115LIBPREF="lib"
2116LIBSUF=".a"
c5f14466
RP
2117FULLNAME='$(NAME)$(BUILDSUF)'
2118LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
2119SLIBPREF="lib"
2120SLIBSUF=".so"
c5f14466 2121SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
2122SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
2123SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 2124LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
2125SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
2126SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 2127
68485d1f
MR
2128asflags_filter=echo
2129cflags_filter=echo
64933b6c
MR
2130ldflags_filter=echo
2131
23565c26 2132AS_C='-c'
bc877faf 2133AS_O='-o $@'
23565c26 2134CC_C='-c'
18031c49 2135CC_E='-E -o $@'
7e6c86e6 2136CC_O='-o $@'
a758c5e2 2137LD_O='-o $@'
8db73c61
MR
2138LD_LIB='-l%'
2139LD_PATH='-L'
23565c26 2140HOSTCC_C='-c'
27565164 2141HOSTCC_E='-E -o $@'
a758c5e2 2142HOSTCC_O='-o $@'
095792f2 2143HOSTLD_O='-o $@'
7e6c86e6 2144
9da6609f 2145host_libs='-lm'
6c3fa06a
MR
2146host_cflags_filter=echo
2147host_ldflags_filter=echo
9da6609f 2148
9b861379 2149target_path='$(CURDIR)'
a7ada2ba 2150
a158446b
MR
2151# since the object filename is not given with the -MM flag, the compiler
2152# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2153DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2154DEPFLAGS='-MM'
315c741d 2155
c597172e 2156# find source path
24524f36 2157if test -f configure; then
f038cf3c 2158 source_path=.
c597172e 2159else
8477f2de 2160 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2161 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2162 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2163 test -e "$source_path/config.h" &&
2164 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2165fi
2166
13cbe2c0 2167for v in "$@"; do
b04251c5
MR
2168 r=${v#*=}
2169 l=${v%"$r"}
2170 r=$(sh_quote "$r")
29ba0911 2171 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2172done
c597172e 2173
73ef8980
MR
2174find_things(){
2175 thing=$1
2176 pattern=$2
2177 file=$source_path/$3
932ccf39 2178 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2179}
2180
2181ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2182DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2183HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2184PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2185BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2186MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2187DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2188OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2189INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2190PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2191FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2192
54e75be4
DB
2193ALL_COMPONENTS="
2194 $BSF_LIST
2195 $DECODER_LIST
2196 $DEMUXER_LIST
2197 $ENCODER_LIST
2198 $FILTER_LIST
2199 $HWACCEL_LIST
2200 $INDEV_LIST
2201 $MUXER_LIST
2202 $OUTDEV_LIST
2203 $PARSER_LIST
2204 $PROTOCOL_LIST
2205"
2206
8469ae22
MR
2207for n in $COMPONENT_LIST; do
2208 v=$(toupper ${n%s})_LIST
2209 eval enable \$$v
2210 eval ${n}_if_any="\$$v"
2211done
2212
206a070d 2213enable $ARCH_EXT_LIST
c597172e
MR
2214
2215die_unknown(){
2216 echo "Unknown option \"$1\"."
2217 echo "See $0 --help for available options."
2218 exit 1
2219}
2220
7432e872
DB
2221print_3_columns() {
2222 cat | tr ' ' '\n' | sort | pr -r -3 -t
2223}
2224
794f8e97 2225show_list() {
bf0c4afa
RP
2226 suffix=_$1
2227 shift
7432e872 2228 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2229 exit 0
2230}
2231
154caa67
MR
2232rand_list(){
2233 IFS=', '
2234 set -- $*
2235 unset IFS
2236 for thing; do
2237 comp=${thing%:*}
2238 prob=${thing#$comp}
2239 prob=${prob#:}
2240 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2241 echo "prob ${prob:-0.5}"
2242 printf '%s\n' $comp
2243 done
2244}
2245
2246do_random(){
2247 action=$1
2248 shift
2249 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2250 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2251}
2252
c597172e 2253for opt do
7483e694
DB
2254 optval="${opt#*=}"
2255 case "$opt" in
ea061af1
DB
2256 --extra-ldflags=*)
2257 add_ldflags $optval
7e9e7cc2 2258 ;;
ea061af1
DB
2259 --extra-libs=*)
2260 add_extralibs $optval
7e9e7cc2 2261 ;;
ea061af1
DB
2262 --disable-devices)
2263 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2264 ;;
ea061af1
DB
2265 --enable-debug=*)
2266 debuglevel="$optval"
7e9e7cc2
MR
2267 ;;
2268 --disable-programs)
2269 disable $PROGRAM_LIST
2270 ;;
2271 --disable-everything)
2272 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2273 ;;
844c6852
DB
2274 --disable-all)
2275 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2276 disable $LIBRARY_LIST $PROGRAM_LIST doc
2277 ;;
7e9e7cc2
MR
2278 --enable-random|--disable-random)
2279 action=${opt%%-random}
2280 do_random ${action#--} $COMPONENT_LIST
2281 ;;
2282 --enable-random=*|--disable-random=*)
2283 action=${opt%%-random=*}
2284 do_random ${action#--} $optval
2285 ;;
2286 --enable-*=*|--disable-*=*)
2287 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2288 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2289 eval list=\$$(toupper $thing)_LIST
2290 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2291 $action $(filter "$name" $list)
2292 ;;
2293 --enable-?*|--disable-?*)
2294 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2295 if is_in $option $COMPONENT_LIST; then
2296 test $action = disable && action=unset
2297 eval $action \$$(toupper ${option%s})_LIST
2298 elif is_in $option $CMDLINE_SELECT; then
2299 $action $option
2300 else
2301 die_unknown $opt
2302 fi
2303 ;;
2304 --list-*)
2305 NAME="${opt#--list-}"
2306 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2307 NAME=${NAME%s}
2308 eval show_list $NAME \$$(toupper $NAME)_LIST
2309 ;;
2310 --help|-h) show_help
2311 ;;
2312 *)
2313 optname="${opt%%=*}"
2314 optname="${optname#--}"
2315 optname=$(echo "$optname" | sed 's/-/_/g')
2316 if is_in $optname $CMDLINE_SET; then
2317 eval $optname='$optval'
2318 elif is_in $optname $CMDLINE_APPEND; then
2319 append $optname "$optval"
2320 else
2321 die_unknown $opt
2322 fi
2323 ;;
7483e694 2324 esac
c597172e
MR
2325done
2326
bcea99bb
MR
2327disabled logging && logfile=/dev/null
2328
29ba0911 2329echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2330set >> $logfile
2331
9da6609f
MR
2332test -n "$cross_prefix" && enable cross_compile
2333
8d4c00ed
MR
2334if enabled cross_compile; then
2335 test -n "$arch" && test -n "$target_os" ||
2336 die "Must specify target arch and OS when cross-compiling"
2337fi
2338
121d78d0 2339ar_default="${cross_prefix}${ar_default}"
11e6d03a 2340cc_default="${cross_prefix}${cc_default}"
20e0ed95 2341nm_default="${cross_prefix}${nm_default}"
3f8040db 2342pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2343ranlib="${cross_prefix}${ranlib}"
e52567c2 2344strip="${cross_prefix}${strip}"
adb2b908 2345
c5200f17
MR
2346sysinclude_default="${sysroot}/usr/include"
2347
aeeb782c 2348case "$toolchain" in
0fbb62a8
LB
2349 clang-asan)
2350 cc_default="clang"
19f251a2
LB
2351 add_cflags -fsanitize=address
2352 add_ldflags -fsanitize=address
0fbb62a8
LB
2353 ;;
2354 clang-tsan)
2355 cc_default="clang"
19f251a2
LB
2356 add_cflags -fsanitize=thread -pie
2357 add_ldflags -fsanitize=thread -pie
0fbb62a8 2358 ;;
d6a27f88
LB
2359 clang-usan)
2360 cc_default="clang"
2361 add_cflags -fsanitize=undefined
2362 add_ldflags -fsanitize=undefined
2363 ;;
0ba49d28
LB
2364 gcc-asan)
2365 cc_default="gcc"
2366 add_cflags -fsanitize=address
2367 add_ldflags -fsanitize=address
2368 ;;
2369 gcc-tsan)
2370 cc_default="gcc"
2371 add_cflags -fsanitize=thread -pie -fPIC
2372 add_ldflags -fsanitize=thread -pie -fPIC
2373 ;;
d6a27f88
LB
2374 gcc-usan)
2375 cc_default="gcc"
2376 add_cflags -fsanitize=undefined
2377 add_ldflags -fsanitize=undefined
2378 ;;
edfe609f
LB
2379 valgrind-massif)
2380 target_exec_default="valgrind"
2381 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2382 ;;
b1ee8eec
RT
2383 valgrind-memcheck)
2384 target_exec_default="valgrind"
2385 target_exec_args="--track-origins=yes --leak-check=full"
2386 ;;
aeeb782c 2387 msvc)
16381923
MS
2388 # Check whether the current MSVC version needs the C99 converter.
2389 # From MSVC 2013 (compiler major version 18) onwards, it does actually
ea9f7173 2390 # support enough of C99 to build libav. Default to the new
16381923
MS
2391 # behaviour if the regexp was unable to match anything, since this
2392 # successfully parses the version number of existing supported
2393 # versions that require the converter (MSVC 2010 and 2012).
2394 cl_major_ver=$(cl 2>&1 | sed -n 's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2395 if [ -z "$cl_major_ver" ] || [ $cl_major_ver -ge 18 ]; then
ea9f7173 2396 cc_default="cl"
16381923
MS
2397 else
2398 cc_default="c99wrap cl"
2399 fi
ea9f7173 2400 ld_default="link"
aeeb782c 2401 nm_default="dumpbin -symbols"
ac3a9b51 2402 ar_default="lib"
53e8cd68 2403 target_os_default="win32"
ea9f7173
MS
2404 # Use a relative path for TMPDIR. This makes sure all the
2405 # ffconf temp files are written with a relative path, avoiding
2406 # issues with msys/win32 path conversion for MSVC parameters
2407 # such as -Fo<file> or -out:<file>.
2408 TMPDIR=.
aeeb782c 2409 ;;
322e4194 2410 icl)
ea9f7173
MS
2411 cc_default="icl"
2412 ld_default="xilink"
322e4194
AS
2413 nm_default="dumpbin -symbols"
2414 ar_default="xilib"
2415 target_os_default="win32"
ea9f7173 2416 TMPDIR=.
322e4194 2417 ;;
a862c7d3
RT
2418 gcov)
2419 add_cflags -fprofile-arcs -ftest-coverage
2420 add_ldflags -fprofile-arcs -ftest-coverage
2421 ;;
e7891305
LB
2422 hardened)
2423 add_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all
2424 add_ldflags -Wl,-z,relro -Wl,-z,now
2425 ;;
aeeb782c
MR
2426 ?*)
2427 die "Unknown toolchain $toolchain"
2428 ;;
2429esac
2430
b1ee8eec 2431set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2432enabled cross_compile || host_cc_default=$cc
2433set_default host_cc
13c7df3d 2434
762f95e4
MR
2435if ! $pkg_config --version >/dev/null 2>&1; then
2436 warn "$pkg_config not found, library detection may fail."
2437 pkg_config=false
2438fi
2439
82bb3329
MR
2440exesuf() {
2441 case $1 in
53e8cd68 2442 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2443 esac
2444}
2445
2446EXESUF=$(exesuf $target_os)
2447HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2448
e4e69e0b 2449# set temporary file name
a49d42c2 2450: ${TMPDIR:=$TEMPDIR}
c51fafa1 2451: ${TMPDIR:=$TMP}
a49d42c2 2452: ${TMPDIR:=/tmp}
e4e69e0b 2453
a210bce2 2454if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2455 # simple replacement for missing mktemp
2456 # NOT SAFE FOR GENERAL USE
2457 mktemp(){
09a5c245 2458 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2459 }
2460fi
2461
2462tmpfile(){
2463 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2464 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2465 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2466 append TMPFILES $tmp
2467 eval $1=$tmp
2468}
2469
2470trap 'rm -f -- $TMPFILES' EXIT
54460a83 2471
55127e7b 2472tmpfile TMPASM .asm
3e0b1c9a
DB
2473tmpfile TMPC .c
2474tmpfile TMPE $EXESUF
2475tmpfile TMPH .h
2476tmpfile TMPO .o
2477tmpfile TMPS .S
2478tmpfile TMPSH .sh
2479tmpfile TMPV .ver
54460a83
MR
2480
2481unset -f mktemp
e4e69e0b 2482
fb3c4ffc
MR
2483chmod +x $TMPE
2484
993f2d0f
MR
2485# make sure we can execute files in $TMPDIR
2486cat > $TMPSH 2>> $logfile <<EOF
2487#! /bin/sh
2488EOF
2489chmod +x $TMPSH >> $logfile 2>&1
2490if ! $TMPSH >> $logfile 2>&1; then
2491 cat <<EOF
2492Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2493variable to another directory and make sure that it is not mounted noexec.
2494EOF
2495 die "Sanity test failed."
2496fi
993f2d0f 2497
457cc333
MR
2498ccc_flags(){
2499 for flag; do
2500 case $flag in
2501 -std=c99) echo -c99 ;;
2502 -mcpu=*) echo -arch ${flag#*=} ;;
2503 -mieee) echo -ieee ;;
2504 -O*|-fast) echo $flag ;;
2505 -fno-math-errno) echo -assume nomath_errno ;;
2506 -g) echo -g3 ;;
2507 -Wall) echo -msg_enable level2 ;;
2508 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2509 -Wl,*) echo $flag ;;
2510 -f*|-W*) ;;
2511 *) echo $flag ;;
2512 esac
2513 done
2514}
2515
e5d45e02
LB
2516cparser_flags(){
2517 for flag; do
2518 case $flag in
2519 -Wno-switch) echo -Wno-switch-enum ;;
2520 -Wno-format-zero-length) ;;
2521 -Wdisabled-optimization) ;;
2522 -Wno-pointer-sign) echo -Wno-other ;;
2523 *) echo $flag ;;
2524 esac
2525 done
2526}
2527
14fb9d3d 2528msvc_common_flags(){
dfa559bc
RB
2529 for flag; do
2530 case $flag in
14fb9d3d
AS
2531 # In addition to specifying certain flags under the compiler
2532 # specific filters, they must be specified here as well or else the
2533 # generic catch all at the bottom will print the original flag.
2534 -Wall) ;;
2535 -std=c99) ;;
2536 # Common flags
9f4a16c5 2537 -fomit-frame-pointer) ;;
dfa559bc 2538 -g) echo -Z7 ;;
dfa559bc
RB
2539 -fno-math-errno) ;;
2540 -fno-common) ;;
2541 -fno-signed-zeros) ;;
50640977 2542 -fPIC) ;;
9f30fb5a
MS
2543 -mthumb) ;;
2544 -march=*) ;;
dfa559bc 2545 -lz) echo zlib.lib ;;
bd680c7b
DB
2546 -lavifil32) echo vfw32.lib ;;
2547 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2548 -l*) echo ${flag#-l}.lib ;;
2549 *) echo $flag ;;
2550 esac
2551 done
2552}
2553
14fb9d3d
AS
2554msvc_flags(){
2555 msvc_common_flags "$@"
2556 for flag; do
2557 case $flag in
ace87c19 2558 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2559 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2560 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
09f2581d 2561 -wd4273 ;;
14fb9d3d
AS
2562 esac
2563 done
2564}
2565
2566icl_flags(){
2567 msvc_common_flags "$@"
2568 for flag; do
2569 case $flag in
2570 # Despite what Intel's documentation says -Wall, which is supported
2571 # on Windows, does enable remarks so disable them here.
2572 -Wall) echo $flag -Qdiag-disable:remark ;;
2573 -std=c99) echo -Qstd=c99 ;;
2574 esac
2575 done
2576}
2577
d0c6d424
MR
2578pgi_flags(){
2579 for flag; do
2580 case $flag in
643933f5 2581 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2582 -fomit-frame-pointer) echo -Mnoframe ;;
2583 -g) echo -gopt ;;
2584 *) echo $flag ;;
2585 esac
2586 done
2587}
2588
2589suncc_flags(){
2590 for flag; do
2591 case $flag in
2592 -march=*|-mcpu=*)
2593 case "${flag#*=}" in
2594 native) echo -xtarget=native ;;
2595 v9|niagara) echo -xarch=sparc ;;
2596 ultrasparc) echo -xarch=sparcvis ;;
2597 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2598 i586|pentium) echo -xchip=pentium ;;
2599 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2600 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2601 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2602 pentium4*) echo -xtarget=pentium4 ;;
2603 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2604 *-sse3) echo -xarch=sse3 ;;
2605 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2606 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2607 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2608 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2609 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2610 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2611 echo -xarch=sse2a ;;
2612 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2613 esac
2614 ;;
2615 -std=c99) echo -xc99 ;;
2616 -fomit-frame-pointer) echo -xregs=frameptr ;;
2617 -fPIC) echo -KPIC -xcode=pic32 ;;
2618 -W*,*) echo $flag ;;
5e753ed5
SM
2619 -f*-*|-W*|-mimpure-text) ;;
2620 -shared) echo -G ;;
d0c6d424
MR
2621 *) echo $flag ;;
2622 esac
2623 done
2624}
2625
2626tms470_flags(){
2627 for flag; do
2628 case $flag in
2629 -march=*|-mcpu=*)
2630 case "${flag#*=}" in
2631 armv7-a|cortex-a*) echo -mv=7a8 ;;
2632 armv7-r|cortex-r*) echo -mv=7r4 ;;
2633 armv7-m|cortex-m*) echo -mv=7m3 ;;
2634 armv6*|arm11*) echo -mv=6 ;;
2635 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2636 echo -mv=5e ;;
2637 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2638 esac
2639 ;;
2640 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2641 -mfpu=vfp) echo --float_support=vfpv2 ;;
2642 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2643 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2644 -msoft-float) echo --float_support=vfplib ;;
2645 -O[0-3]|-mf=*) echo $flag ;;
2646 -g) echo -g -mn ;;
2647 -pds=*) echo $flag ;;
ad93dccb
MR
2648 -D*|-I*) echo $flag ;;
2649 --gcc|--abi=*) echo $flag ;;
2650 -me) echo $flag ;;
d0c6d424
MR
2651 esac
2652 done
2653}
2654
a758c5e2
MR
2655probe_cc(){
2656 pfx=$1
2657 _cc=$2
2658
8db73c61
MR
2659 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2660 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2661 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2662 _flags_filter=echo
2663
2664 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2665 _type=llvm_gcc
2666 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2667 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2668 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2669 _cflags_speed='-O3'
2670 _cflags_size='-Os'
2671 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2672 _type=gcc
2673 gcc_version=$($_cc --version | head -n1)
2674 gcc_basever=$($_cc -dumpversion)
2675 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2676 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2677 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2678 if ! $_cc -dumpversion | grep -q '^2\.'; then
2679 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2680 fi
2681 _cflags_speed='-O3'
2682 _cflags_size='-Os'
b2d688ea 2683 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2684 _type=icc
2685 _ident=$($_cc --version | head -n1)
2686 _depflags='-MMD'
2687 _cflags_speed='-O3'
2688 _cflags_size='-Os'
2689 _cflags_noopt='-O1'
2690 elif $_cc -v 2>&1 | grep -q xlc; then
2691 _type=xlc
2692 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2693 _cflags_speed='-O5'
2694 _cflags_size='-O5 -qcompact'
2695 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2696 _type=ccc
2697 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2698 _DEPFLAGS='-M'
a758c5e2
MR
2699 _cflags_speed='-fast'
2700 _cflags_size='-O1'
457cc333 2701 _flags_filter=ccc_flags
a758c5e2
MR
2702 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2703 test -d "$sysroot" || die "No valid sysroot specified."
2704 _type=armcc
2705 _ident=$($_cc --vsn | head -n1)
2706 armcc_conf="$PWD/armcc.conf"
2707 $_cc --arm_linux_configure \
2708 --arm_linux_config_file="$armcc_conf" \
2709 --configure_sysroot="$sysroot" \
2710 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2711 die "Error creating armcc configuration file."
2712 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2713 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2714 as_default="${cross_prefix}gcc"
2715 _depflags='-MMD'
2716 _cflags_speed='-O3'
2717 _cflags_size='-Os'
0122118e 2718 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2719 _type=tms470
2720 _ident=$($_cc -version | head -n1 | tr -s ' ')
2721 _flags='--gcc --abi=eabi -me'
18031c49 2722 _cc_e='-ppl -fe=$@'
a758c5e2 2723 _cc_o='-fe=$@'
a758c5e2
MR
2724 _depflags='-ppa -ppd=$(@:.o=.d)'
2725 _cflags_speed='-O3 -mf=5'
2726 _cflags_size='-O3 -mf=2'
2727 _flags_filter=tms470_flags
2728 elif $_cc -v 2>&1 | grep -q clang; then
2729 _type=clang
2730 _ident=$($_cc --version | head -n1)
9e057f53 2731 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
a758c5e2
MR
2732 _cflags_speed='-O3'
2733 _cflags_size='-Os'
2734 elif $_cc -V 2>&1 | grep -q Sun; then
2735 _type=suncc
2736 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2737 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2738 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2739 _ldflags='-std=c99'
2740 _cflags_speed='-O5'
2741 _cflags_size='-O5 -xspace'
2742 _flags_filter=suncc_flags
2743 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2744 _type=pathscale
2745 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2746 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2747 _cflags_speed='-O2'
2748 _cflags_size='-Os'
2749 _flags_filter='filter_out -Wdisabled-optimization'
2750 elif $_cc -v 2>&1 | grep -q Open64; then
2751 _type=open64
2752 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2753 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2754 _cflags_speed='-O2'
2755 _cflags_size='-Os'
2756 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2757 elif $_cc -V 2>&1 | grep -q Portland; then
2758 _type=pgi
2759 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2760 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2761 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2762 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2763 _cflags_noopt="-O1"
2764 _flags_filter=pgi_flags
dfa559bc
RB
2765 elif $_cc 2>&1 | grep -q Microsoft; then
2766 _type=msvc
2767 _ident=$($cc 2>&1 | head -n1)
2768 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2769 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2770 _cflags_speed="-O2"
2771 _cflags_size="-O1"
dfa559bc 2772 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2773 _ld_o='-out:$@'
dfa559bc
RB
2774 else
2775 _ld_o='-Fe$@'
2776 fi
ea9f7173
MS
2777 _cc_o='-Fo$@'
2778 _cc_e='-P -Fi$@'
dfa559bc
RB
2779 _flags_filter=msvc_flags
2780 _ld_lib='lib%.a'
2781 _ld_path='-libpath:'
2782 _flags='-nologo'
09f2581d 2783 _cflags='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
dfa559bc 2784 if [ $pfx = hostcc ]; then
6a0200f2 2785 append _cflags -Dsnprintf=_snprintf
dfa559bc 2786 fi
322e4194
AS
2787 elif $_cc 2>&1 | grep -q Intel; then
2788 _type=icl
2789 _ident=$($cc 2>&1 | head -n1)
2790 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2791 # Not only is O3 broken on 13.x+ but it is slower on all previous
2792 # versions (tested) as well.
322e4194
AS
2793 _cflags_speed="-O2"
2794 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
322e4194 2795 if $_cc 2>&1 | grep -q Linker; then
ea9f7173 2796 _ld_o='-out:$@'
322e4194
AS
2797 else
2798 _ld_o='-Fe$@'
2799 fi
ea9f7173 2800 _cc_o='-Fo$@'
322e4194 2801 _cc_e='-P'
14fb9d3d 2802 _flags_filter=icl_flags
322e4194
AS
2803 _ld_lib='lib%.a'
2804 _ld_path='-libpath:'
ace87c19 2805 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2806 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2807 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2808 # with MSVC which enables it by default.
e0d6e2fc 2809 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2810 if [ $pfx = hostcc ]; then
2811 append _cflags -Dsnprintf=_snprintf
2812 fi
e5d45e02
LB
2813 elif $_cc --version 2>/dev/null | grep -q ^cparser; then
2814 _type=cparser
2815 _ident=$($_cc --version | head -n1)
2816 _depflags='-MMD'
2817 _cflags_speed='-O4'
2818 _cflags_size='-O2'
2819 _flags_filter=cparser_flags
aef6bd1b 2820 fi
a758c5e2
MR
2821
2822 eval ${pfx}_type=\$_type
2823 eval ${pfx}_ident=\$_ident
2824}
2825
2826set_ccvars(){
23565c26 2827 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2828 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2829 eval ${1}_O=\${_cc_o-\${${1}_O}}
2830
2831 if [ -n "$_depflags" ]; then
2832 eval ${1}_DEPFLAGS=\$_depflags
2833 else
2834 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2835 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2836 eval DEP${1}FLAGS=\$_flags
2837 fi
2838}
2839
2840probe_cc cc "$cc"
2841cflags_filter=$_flags_filter
2842cflags_speed=$_cflags_speed
2843cflags_size=$_cflags_size
2844cflags_noopt=$_cflags_noopt
2845add_cflags $_flags $_cflags
2846cc_ldflags=$_ldflags
2847set_ccvars CC
2848
2849probe_cc hostcc "$host_cc"
2850host_cflags_filter=$_flags_filter
a758c5e2 2851add_host_cflags $_flags $_cflags
a758c5e2 2852set_ccvars HOSTCC
629687f6 2853
851ffa80
MR
2854test -n "$cc_type" && enable $cc_type ||
2855 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2856
75bafbac 2857: ${as_default:=$cc}
50567afa 2858: ${dep_cc_default:=$cc}
684b28e0 2859: ${ld_default:=$cc}
095792f2
MR
2860: ${host_ld_default:=$host_cc}
2861set_default ar as dep_cc ld host_ld
75800dce 2862
a758c5e2
MR
2863probe_cc as "$as"
2864asflags_filter=$_flags_filter
2865add_asflags $_flags $_cflags
2866set_ccvars AS
2867
2868probe_cc ld "$ld"
2869ldflags_filter=$_flags_filter
2870add_ldflags $_flags $_ldflags
2871test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2872LD_O=${_ld_o-$LD_O}
8db73c61
MR
2873LD_LIB=${_ld_lib-$LD_LIB}
2874LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2875
095792f2
MR
2876probe_cc hostld "$host_ld"
2877host_ldflags_filter=$_flags_filter
2878add_host_ldflags $_flags $_ldflags
2879HOSTLD_O=${_ld_o-$HOSTLD_O}
2880
a758c5e2
MR
2881if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2882 probe_cc depcc "$dep_cc"
2883 CCDEP=${_DEPCMD:-$DEPCMD}
2884 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2885 DEPCCFLAGS=$_flags
2886fi
07dec06e 2887
3dbc777c
MR
2888if $ar 2>&1 | grep -q Microsoft; then
2889 arflags="-nologo"
2890 ar_o='-out:$@'
2891elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2892 arflags="rq"
2893 ar_o='$@'
4822ee3c
DB
2894elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2895 arflags='-Xany -r -c'
2896 ar_o='$@'
3dbc777c
MR
2897else
2898 arflags="rc"
2899 ar_o='$@'
2900fi
2901
7f32f40c 2902add_cflags $extra_cflags
2f2e6c7c 2903add_asflags $extra_cflags
7f32f40c 2904
154d432c
MR
2905if test -n "$sysroot"; then
2906 case "$cc_type" in
00ba041c 2907 gcc|llvm_gcc|clang)
467256f2 2908 add_cppflags --sysroot="$sysroot"
154d432c
MR
2909 add_ldflags --sysroot="$sysroot"
2910 ;;
6fec122a
MR
2911 tms470)
2912 add_cppflags -I"$sysinclude"
2913 add_ldflags --sysroot="$sysroot"
2914 ;;
154d432c
MR
2915 esac
2916fi
2917
d22c13a8 2918if test "$cpu" = host; then
ace87c19
DB
2919 enabled cross_compile &&
2920 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2921
2922 case "$cc_type" in
613a4e3f 2923 gcc|llvm_gcc)
d22c13a8
MR
2924 check_native(){
2925 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2926 sed -n "/cc1.*$1=/{
27ce1be8
MR
2927 s/.*$1=\\([^ ]*\\).*/\\1/
2928 p
2929 q
2930 }" $TMPE
d22c13a8
MR
2931 }
2932 cpu=$(check_native -march || check_native -mcpu)
2933 ;;
2934 esac
2935
ace87c19
DB
2936 test "${cpu:-host}" = host &&
2937 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2938fi
2939
e939cedd
MR
2940# Deal with common $arch aliases
2941case "$arch" in
5873b623
MR
2942 aarch64|arm64)
2943 arch="aarch64"
2944 ;;
e939cedd
MR
2945 arm*)
2946 arch="arm"
2947 ;;
2acda282 2948 mips*|IP*)
e939cedd
MR
2949 arch="mips"
2950 ;;
a6e9d649 2951 parisc*|hppa*)
e939cedd
MR
2952 arch="parisc"
2953 ;;
56203596 2954 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2955 arch="ppc"
2956 ;;
e939cedd
MR
2957 s390|s390x)
2958 arch="s390"
2959 ;;
2960 sh4|sh)
2961 arch="sh4"
2962 ;;
4cd217c0 2963 sun4u|sparc*)
e939cedd 2964 arch="sparc"
e939cedd 2965 ;;
c75848cd
DB
2966 tilegx|tile-gx)
2967 arch="tilegx"
2968 ;;
d33ed7b3 2969 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2970 arch="x86"
2971 ;;
2972esac
2973
851ffa80 2974is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2975enable $arch
e939cedd 2976
df5cdc24 2977# Add processor-specific flags
9ebd45c2 2978if enabled aarch64; then
33db40f8
MR
2979
2980 case $cpu in
2981 armv*)
2982 cpuflags="-march=$cpu"
2983 ;;
2984 *)
2985 cpuflags="-mcpu=$cpu"
2986 ;;
2987 esac
2988
2989elif enabled alpha; then
2990
2991 cpuflags="-mcpu=$cpu"
2992
2993elif enabled arm; then
2994
1234c66a
MR
2995 check_arm_arch() {
2996 check_cpp_condition stddef.h \
2997 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2998 $cpuflags
2999 }
3000
3001 probe_arm_arch() {
3002 if check_arm_arch 4; then echo armv4;
3003 elif check_arm_arch 4T; then echo armv4t;
3004 elif check_arm_arch 5; then echo armv5;
3005 elif check_arm_arch 5E; then echo armv5e;
3006 elif check_arm_arch 5T; then echo armv5t;
3007 elif check_arm_arch 5TE; then echo armv5te;
3008 elif check_arm_arch 5TEJ; then echo armv5te;
3009 elif check_arm_arch 6; then echo armv6;
3010 elif check_arm_arch 6J; then echo armv6j;
3011 elif check_arm_arch 6K; then echo armv6k;
3012 elif check_arm_arch 6Z; then echo armv6z;
3013 elif check_arm_arch 6ZK; then echo armv6zk;
3014 elif check_arm_arch 6T2; then echo armv6t2;
3015 elif check_arm_arch 7; then echo armv7;
3016 elif check_arm_arch 7A 7_A; then echo armv7-a;
3017 elif check_arm_arch 7R 7_R; then echo armv7-r;
3018 elif check_arm_arch 7M 7_M; then echo armv7-m;
3019 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
3020 elif check_arm_arch 8A 8_A; then echo armv8-a;
3021 fi
3022 }
3023
3024 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
3025
33db40f8
MR
3026 case $cpu in
3027 armv*)
3028 cpuflags="-march=$cpu"
3029 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
3030 ;;
3031 *)
3032 cpuflags="-mcpu=$cpu"
3033 case $cpu in
3034 cortex-a*) subarch=armv7a ;;
3035 cortex-r*) subarch=armv7r ;;
3036 cortex-m*) enable thumb; subarch=armv7m ;;
3037 arm11*) subarch=armv6 ;;
3038 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
3039 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 3040 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
3041 esac
3042 ;;
3043 esac
3044
f0fe245b
MR
3045 case "$subarch" in
3046 armv5t*) enable fast_clz ;;
3047 armv[6-8]*) enable fast_clz fast_unaligned ;;
3048 esac
3049
33db40f8
MR
3050elif enabled avr32; then
3051
3052 case $cpu in
3053 ap7[02]0[0-2])
3054 subarch="avr32_ap"
3055 cpuflags="-mpart=$cpu"
3056 ;;
3057 ap)
3058 subarch="avr32_ap"
3059 cpuflags="-march=$cpu"
3060 ;;
3061 uc3[ab]*)
3062 subarch="avr32_uc"
3063 cpuflags="-mcpu=$cpu"
3064 ;;
3065 uc)
3066 subarch="avr32_uc"
3067 cpuflags="-march=$cpu"
3068 ;;
3069 esac
3070
3071elif enabled bfin; then
3072
3073 cpuflags="-mcpu=$cpu"
3074
3075elif enabled mips; then
3076
3077 cpuflags="-march=$cpu"
3078
5d54c126 3079elif enabled ppc; then
343aef9b 3080
56348891
MR
3081 case $(tolower $cpu) in
3082 601|ppc601|powerpc601)
9dbd5c3d 3083 cpuflags="-mcpu=601"
64ad53ff 3084 disable altivec
9dbd5c3d 3085 ;;
56348891 3086 603*|ppc603*|powerpc603*)
9dbd5c3d 3087 cpuflags="-mcpu=603"
64ad53ff 3088 disable altivec
9dbd5c3d 3089 ;;
56348891 3090 604*|ppc604*|powerpc604*)
9dbd5c3d 3091 cpuflags="-mcpu=604"
64ad53ff 3092 disable altivec
9dbd5c3d 3093 ;;
56348891 3094 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 3095 cpuflags="-mcpu=750"
64ad53ff 3096 disable altivec
9dbd5c3d 3097 ;;
56348891 3098 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 3099 cpuflags="-mcpu=7450"
9dbd5c3d 3100 ;;
56348891 3101 74*|ppc74*|powerpc74*)
7f1fcaf0 3102 cpuflags="-mcpu=7400"
9dbd5c3d 3103 ;;
313f9fbf 3104 g5|970|ppc970|powerpc970)
7f1fcaf0 3105 cpuflags="-mcpu=970"
9dbd5c3d 3106 ;;
313f9fbf 3107 power[3-7]*)
7f1fcaf0 3108 cpuflags="-mcpu=$cpu"
313f9fbf 3109 ;;
56348891 3110 cell)
9dbd5c3d
MR
3111 cpuflags="-mcpu=cell"
3112 enable ldbrx
3113 ;;
4ab26cb4
DB
3114 e500mc)
3115 cpuflags="-mcpu=e500mc"
3116 disable altivec
3117 ;;
7b0b81a1
AL
3118 e500v2)
3119 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3120 disable altivec
3121 ;;
3122 e500)
3123 cpuflags="-mcpu=8540 -mhard-float"
3124 disable altivec
3125 ;;
9dbd5c3d 3126 esac
343aef9b 3127
33db40f8
MR
3128elif enabled sparc; then
3129
3130 case $cpu in
3131 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
3132 cpuflags="-mcpu=$cpu"
3133 disable vis
3134 ;;
3135 ultrasparc*|niagara[234])
3136 cpuflags="-mcpu=$cpu"
3137 ;;
3138 esac
3139
343aef9b
MR
3140elif enabled x86; then
3141
9dbd5c3d
MR
3142 case $cpu in
3143 i[345]86|pentium)
3144 cpuflags="-march=$cpu"
3145 disable mmx
3146 ;;
f54b5505 3147 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
3148 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
3149 cpuflags="-march=$cpu"
f54b5505 3150 disable i686
9dbd5c3d 3151 ;;
f54b5505 3152 # targets that do support nopl and conditional mov (cmov)
f2ce813e 3153 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 3154 cpuflags="-march=$cpu"
f54b5505 3155 enable i686
9dbd5c3d
MR
3156 enable fast_cmov
3157 ;;
3158 # targets that do support conditional mov but on which it's slow
3159 pentium4|pentium4m|prescott|nocona)
3160 cpuflags="-march=$cpu"
f54b5505 3161 enable i686
9dbd5c3d
MR
3162 disable fast_cmov
3163 ;;
3164 esac
343aef9b 3165
343aef9b
MR
3166fi
3167
9ebd45c2
MR
3168if [ "$cpu" != generic ]; then
3169 add_cflags $cpuflags
3170 add_asflags $cpuflags
3171fi
df5cdc24 3172
993f2d0f
MR
3173# compiler sanity check
3174check_exec <<EOF
3175int main(void){ return 0; }
3176EOF
3177if test "$?" != 0; then
3178 echo "$cc is unable to create an executable file."
3179 if test -z "$cross_prefix" && ! enabled cross_compile ; then
3180 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3181 echo "Only do this if you know what cross compiling means."
3182 fi
3183 die "C compiler test failed."
3184fi
3185
046f081b 3186add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3187check_cflags -std=c99
50a334e4 3188check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3189#include <stdlib.h>
3190EOF
50a334e4 3191check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3192#include <stdlib.h>
3193EOF
e9b9a2f8 3194
8267f936 3195add_host_cppflags -D_ISOC99_SOURCE
f0125de9 3196check_host_cflags -std=c99
0a6db2a2 3197check_host_cflags -Wall
8267f936 3198check_host_cflags -O3
f0125de9 3199
d4c99513
MR
3200check_64bit(){
3201 arch32=$1
3202 arch64=$2
3203 expr=$3
3204 check_code cc "" "int test[2*($expr) - 1]" &&
3205 subarch=$arch64 || subarch=$arch32
3206}
3207
b24dbcbd 3208case "$arch" in
d11cb13b 3209 aarch64|alpha|ia64)
2acda282
MR
3210 spic=$shared
3211 ;;
3212 mips)
3213 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3214 spic=$shared
b24dbcbd 3215 ;;
a6e9d649
MR
3216 parisc)
3217 check_64bit parisc parisc64 'sizeof(void *) > 4'
3218 spic=$shared
3219 ;;
56203596
MR
3220 ppc)
3221 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3222 spic=$shared
56203596 3223 ;;
4cd217c0
MR
3224 sparc)
3225 check_64bit sparc sparc64 'sizeof(void *) > 4'
3226 spic=$shared
3227 ;;
e939cedd 3228 x86)
d4c99513 3229 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3230 if test "$subarch" = "x86_64"; then
e939cedd 3231 spic=$shared
de27f4d9 3232 fi
b24dbcbd 3233 ;;
b24dbcbd
RP
3234esac
3235
343aef9b 3236enable $subarch
b1803c79 3237enabled spic && enable_weak pic
b24dbcbd 3238
7483e694 3239# OS specific
4f854758 3240case $target_os in
d3635f3a 3241 aix)
80ade798 3242 SHFLAGS=-shared
d3635f3a 3243 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3244 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3245 ;;
a1629e28 3246 haiku)
63ae7e7c 3247 prefix_default="/boot/common"
108caaaa 3248 network_extralibs="-lnetwork"
f59c4bd6 3249 host_libs=
a1629e28 3250 ;;
7483e694 3251 sunos)
9987769a 3252 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3253 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3254 network_extralibs="-lsocket -lnsl"
87a74f47
SM
3255 # When using suncc to build, the Solaris linker will mark
3256 # an executable with each instruction set encountered by
3257 # the Solaris assembler. As our libraries contain their own
3258 # guards for processor-specific code, instead suppress
3259 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3260 enabled_all suncc x86 &&
3261 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3262 add_ldflags -Wl,-M,mapfile
2a8a860a 3263 nm_default='nm -P -g'
7483e694
DB
3264 ;;
3265 netbsd)
a1e4b3f6 3266 disable symver
07a8eef6
MR
3267 oss_indev_extralibs="-lossaudio"
3268 oss_outdev_extralibs="-lossaudio"
7483e694 3269 ;;
d488c3bc 3270 openbsd|bitrig)
a1e4b3f6 3271 disable symver
7483e694 3272 SHFLAGS='-shared'
69dca3a4 3273 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3274 SLIB_INSTALL_LINKS=
07a8eef6
MR
3275 oss_indev_extralibs="-lossaudio"
3276 oss_outdev_extralibs="-lossaudio"
7483e694 3277 ;;
a1e4b3f6 3278 dragonfly)
a1e4b3f6
MR
3279 disable symver
3280 ;;
3281 freebsd)
7483e694
DB
3282 ;;
3283 bsd/os)
355d81df 3284 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3285 ;;
3286 darwin)
301ab19d 3287 gas="gas-preprocessor.pl $cc"
e08b8239 3288 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3289 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3290 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3291 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3292 SLIBSUF=".dylib"
3293 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3294 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3295 objformat="macho"
1b0f6fb8 3296 enabled x86_64 && objformat="macho64"
8dfa86f7 3297 enabled_any pic shared ||
2704bd1a 3298 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3299 ;;
3300 mingw32*)
9d3f4f50 3301 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3302 disable network
3303 else
3304 target_os=mingw32
3305 fi
dcc01c06 3306 LIBTARGET=i386
1fc9fb8a 3307 if enabled x86_64; then
417516f6 3308 LIBTARGET="i386:x86-64"