riff: Move muxing code to a separate file
[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.
79ab96ba
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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]
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84 --libdir=DIR install libs in DIR [PREFIX/lib]
85 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
86 --incdir=DIR install includes in DIR [PREFIX/include]
87 --mandir=DIR install man page in DIR [PREFIX/share/man]
88
3b327a4b 89Licensing options:
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90 --enable-gpl allow use of GPL code, the resulting libs
91 and binaries will be under GPL [no]
92 --enable-version3 upgrade (L)GPL to version 3 [no]
93 --enable-nonfree allow use of nonfree code, the resulting libs
94 and binaries will be unredistributable [no]
3b327a4b
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95
96Configuration options:
97 --disable-static do not build static libraries [no]
98 --enable-shared build shared libraries [no]
99 --enable-small optimize for size instead of speed
100 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
101 --enable-gray enable full grayscale support (slower color)
102 --disable-swscale-alpha disable alpha channel support in swscale
844c6852 103 --disable-all disable building components, libraries and programs
3b327a4b 104
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105Program options:
106 --disable-programs do not build command line programs
6291d7e4 107 --disable-avconv disable avconv build
266463da 108 --disable-avplay disable avplay build
9e12f0bf 109 --disable-avprobe disable avprobe build
4d58e4cb 110 --disable-avserver disable avserver build
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111
112Component options:
113 --disable-doc do not build documentation
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114 --disable-avdevice disable libavdevice build
115 --disable-avcodec disable libavcodec build
116 --disable-avformat disable libavformat build
d89f2fa9 117 --disable-avutil disable libavutil build
5a0f7131 118 --disable-swscale disable libswscale build
cccc039f 119 --disable-avfilter disable video filter support [no]
c8af852b 120 --disable-avresample disable libavresample build [no]
0dbfc1db 121 --disable-pthreads disable pthreads [auto]
7b7b220c 122 --disable-w32threads disable Win32 threads [auto]
06454877 123 --disable-network disable network support [no]
7f3f5f46 124 --disable-dct disable DCT code
0b499c9b 125 --disable-error-resilience disable error resilience code
193cdd9a 126 --disable-lsp disable LSP code
2a91ada8 127 --disable-lzo disable LZO decoder code
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128 --disable-mdct disable MDCT code
129 --disable-rdft disable RDFT code
3b327a4b 130 --disable-fft disable FFT code
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131
132Hardware accelerators:
3b327a4b 133 --enable-dxva2 enable DXVA2 code
dcb73592 134 --enable-vaapi enable VAAPI code
ac3dbb4d 135 --enable-vda enable VDA code
e8f6bd4b 136 --enable-vdpau enable VDPAU code
3b327a4b
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137
138Individual component options:
bb55e3a3 139 --disable-everything disable all components listed below
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140 --disable-encoder=NAME disable encoder NAME
141 --enable-encoder=NAME enable encoder NAME
142 --disable-encoders disable all encoders
143 --disable-decoder=NAME disable decoder NAME
144 --enable-decoder=NAME enable decoder NAME
145 --disable-decoders disable all decoders
146 --disable-hwaccel=NAME disable hwaccel NAME
147 --enable-hwaccel=NAME enable hwaccel NAME
148 --disable-hwaccels disable all hwaccels
149 --disable-muxer=NAME disable muxer NAME
150 --enable-muxer=NAME enable muxer NAME
151 --disable-muxers disable all muxers
152 --disable-demuxer=NAME disable demuxer NAME
153 --enable-demuxer=NAME enable demuxer NAME
154 --disable-demuxers disable all demuxers
155 --enable-parser=NAME enable parser NAME
156 --disable-parser=NAME disable parser NAME
157 --disable-parsers disable all parsers
158 --enable-bsf=NAME enable bitstream filter NAME
159 --disable-bsf=NAME disable bitstream filter NAME
160 --disable-bsfs disable all bitstream filters
161 --enable-protocol=NAME enable protocol NAME
162 --disable-protocol=NAME disable protocol NAME
163 --disable-protocols disable all protocols
3b327a4b 164 --enable-indev=NAME enable input device NAME
06454877 165 --disable-indev=NAME disable input device NAME
06454877 166 --disable-indevs disable input devices
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167 --enable-outdev=NAME enable output device NAME
168 --disable-outdev=NAME disable output device NAME
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169 --disable-outdevs disable output devices
170 --disable-devices disable all devices
171 --enable-filter=NAME enable filter NAME
172 --disable-filter=NAME disable filter NAME
173 --disable-filters disable all filters
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174
175External library support:
03039f4c 176 --enable-avisynth enable reading of AviSynth script files [no]
06454877 177 --enable-bzlib enable bzlib [autodetect]
47941088 178 --enable-frei0r enable frei0r video filtering
bc8c1395 179 --enable-gnutls enable gnutls [no]
e417d80d 180 --enable-libcdio enable audio CD grabbing with libcdio
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181 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
182 and libraw1394 [no]
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183 --enable-libfaac enable AAC encoding via libfaac [no]
184 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 185 --enable-libfreetype enable libfreetype [no]
c547e5ff 186 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 187 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 188 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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189 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
190 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
191 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 192 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 193 --enable-libopus enable Opus decoding via libopus [no]
7c922411 194 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 195 --enable-librtmp enable RTMP[E] support via librtmp [no]
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196 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
197 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 198 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 199 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 200 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
c547e5ff 201 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
3f111804 202 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
84d3ff50 203 --enable-libwavpack enable wavpack encoding via libwavpack [no]
06454877 204 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 205 --enable-libxavs enable AVS encoding via xavs [no]
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206 --enable-libxvid enable Xvid encoding via xvidcore,
207 native MPEG-4/Xvid encoder exists [no]
a060866f 208 --enable-openssl enable openssl [no]
45235ac4 209 --enable-x11grab enable X11 grabbing [no]
06454877
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210 --enable-zlib enable zlib [autodetect]
211
212Advanced options (experts only):
06454877
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213 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
214 --enable-cross-compile assume a cross-compiler is used
215 --sysroot=PATH root of cross-build tree
216 --sysinclude=PATH location of cross-build system headers
217 --target-os=OS compiler targets OS [$target_os]
218 --target-exec=CMD command to run executables on target
219 --target-path=DIR path to view of build directory on target
ba13606c 220 --target-samples=DIR path to samples directory on target
aeeb782c 221 --toolchain=NAME set tool defaults according to NAME
06454877 222 --nm=NM use nm tool
121d78d0 223 --ar=AR use archive tool AR [$ar_default]
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224 --as=AS use assembler AS [$as_default]
225 --cc=CC use C compiler CC [$cc_default]
193cdd9a 226 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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227 --ld=LD use linker LD
228 --host-cc=HOSTCC use host C compiler HOSTCC
229 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
4cc4b33f 230 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
095792f2 231 --host-ld=HOSTLD use host linker HOSTLD
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232 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
233 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 234 --host-os=OS compiler host OS [$target_os]
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235 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
236 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
237 --extra-libs=ELIBS add ELIBS [$ELIBS]
238 --extra-version=STRING version string suffix []
193cdd9a 239 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 240 --build-suffix=SUFFIX library name suffix []
3b327a4b 241 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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242 --arch=ARCH select architecture [$arch]
243 --cpu=CPU select the minimum required CPU (affects
244 instruction selection, may crash on older CPUs)
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DB
245 --enable-pic build position-independent code
246 --enable-sram allow use of on-chip SRAM
193cdd9a 247 --enable-thumb compile for Thumb instruction set
3b327a4b 248 --disable-symver disable symbol versioning
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DB
249 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
250 --disable-safe-bitstream-reader
251 disable buffer boundary checking in bitreaders
252 (faster, but may crash)
253 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 254 --enable-lto use link-time optimization
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DB
255
256Optimization options (experts only):
c8a4ae00 257 --disable-asm disable all assembler optimizations
06454877
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258 --disable-altivec disable AltiVec optimizations
259 --disable-amd3dnow disable 3DNow! optimizations
260 --disable-amd3dnowext disable 3DNow! extended optimizations
261 --disable-mmx disable MMX optimizations
239fdf1b 262 --disable-mmxext disable MMXEXT optimizations
06454877 263 --disable-sse disable SSE optimizations
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DB
264 --disable-sse2 disable SSE2 optimizations
265 --disable-sse3 disable SSE3 optimizations
06454877 266 --disable-ssse3 disable SSSE3 optimizations
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DB
267 --disable-sse4 disable SSE4 optimizations
268 --disable-sse42 disable SSE4.2 optimizations
87f1355f 269 --disable-avx disable AVX optimizations
79687079 270 --disable-fma4 disable FMA4 optimizations
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271 --disable-armv5te disable armv5te optimizations
272 --disable-armv6 disable armv6 optimizations
273 --disable-armv6t2 disable armv6t2 optimizations
b3267559 274 --disable-vfp disable VFP optimizations
5ea20630 275 --disable-neon disable NEON optimizations
06454877 276 --disable-vis disable VIS optimizations
afb5ed55 277 --disable-inline-asm disable use of inline assembler
06454877 278 --disable-yasm disable use of yasm assembler
06454877 279
070c5d0f 280Developer options (useful when working on Libav itself):
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281 --disable-debug disable debugging symbols
282 --enable-debug=LEVEL set the debug level [$debuglevel]
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283 --disable-optimizations disable compiler optimizations
284 --enable-extra-warnings enable more compiler warnings
52b3cc60 285 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 286 \$LIBAV_SAMPLES at make invocation time.
7e4d9d5d
RB
287 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
288 should be used only for debugging purposes)
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289 --enable-random randomly enable/disable components
290 --disable-random
291 --enable-random=LIST randomly enable/disable specific components or
292 --disable-random=LIST component groups. LIST is a comma-separated list
293 of NAME[:PROB] entries where NAME is a component
294 (group) and PROB the probability associated with
295 NAME (default 0.5).
296 --random-seed=VALUE seed value for --enable/disable-random
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297
298NOTE: Object files are built at the place where configure is launched.
299EOF
60e8bc13 300 exit 0
74c53c2d 301}
cf9d24ad 302
0884fadf
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303quotes='""'
304
57bd82d4 305log(){
2270b4b2 306 echo "$@" >> $logfile
57bd82d4
MR
307}
308
720c69da 309log_file(){
c8e9f801 310 log BEGIN $1
2270b4b2 311 pr -n -t $1 >> $logfile
c8e9f801
MR
312 log END $1
313}
314
2ba042a7 315echolog(){
c8e9f801 316 log "$@"
57bd82d4 317 echo "$@"
2ba042a7
MR
318}
319
7bfc8ae6
MR
320warn(){
321 log "WARNING: $*"
322 WARNINGS="${WARNINGS}WARNING: $*\n"
323}
324
2ba042a7
MR
325die(){
326 echolog "$@"
327 cat <<EOF
d326cf7f 328
2ba042a7 329If you think configure made a mistake, make sure you are using the latest
4a6a21f5 330version from Git. If the latest version fails, report the problem to the
070c5d0f 331libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 332EOF
e155a21a 333 if disabled logging; then
2ba042a7 334 cat <<EOF
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DB
335Rerun configure with logging enabled (do not use --disable-logging), and
336include the log this produces with your report.
2ba042a7
MR
337EOF
338 else
f69f51b3 339 cat <<EOF
e155a21a
DB
340Include the log file "$logfile" produced by configure as this will help
341solving the problem.
2ba042a7
MR
342EOF
343 fi
57bd82d4
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344 exit 1
345}
346
6c6007d6 347# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 348toupper(){
6c6007d6 349 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
44161118
MR
350}
351
4a5444db 352tolower(){
6c6007d6 353 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
4a5444db
MR
354}
355
14a8acf1
MR
356c_escape(){
357 echo "$*" | sed 's/["\\]/\\\0/g'
358}
359
b04251c5
MR
360sh_quote(){
361 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 362 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
b04251c5
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363 echo "$v"
364}
365
bb7a22b5
MR
366cleanws(){
367 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
368}
369
be8f2501
MR
370filter(){
371 pat=$1
372 shift
373 for v; do
98ef6079 374 eval "case $v in $pat) echo $v ;; esac"
be8f2501
MR
375 done
376}
377
9d201b26
MR
378filter_out(){
379 pat=$1
380 shift
381 for v; do
382 eval "case $v in $pat) ;; *) echo $v ;; esac"
383 done
384}
385
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386map(){
387 m=$1
388 shift
e0e335a0 389 for v; do eval $m; done
36e2dea0
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390}
391
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DB
392add_suffix(){
393 suffix=$1
394 shift
395 for v; do echo ${v}${suffix}; done
396}
397
a8d04fba
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398set_all(){
399 value=$1
400 shift
401 for var in $*; do
402 eval $var=$value
403 done
404}
405
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406set_weak(){
407 value=$1
408 shift
409 for var; do
410 eval : \${$var:=$value}
411 done
412}
413
f868b24d
DB
414sanitize_var_name(){
415 echo $@ | sed 's/[^A-Za-z0-9_]/_/g'
416}
417
3f8040db
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418set_safe(){
419 var=$1
420 shift
f868b24d 421 eval $(sanitize_var_name "$var")='$*'
3f8040db
MR
422}
423
424get_safe(){
f868b24d 425 eval echo \$$(sanitize_var_name "$1")
3f8040db
MR
426}
427
799c9e9b 428pushvar(){
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MS
429 for pvar in $*; do
430 eval level=\${${pvar}_level:=0}
431 eval ${pvar}_${level}="\$$pvar"
432 eval ${pvar}_level=$(($level+1))
799c9e9b
MR
433 done
434}
435
436popvar(){
4d810ad2
MS
437 for pvar in $*; do
438 eval level=\${${pvar}_level:-0}
799c9e9b
MR
439 test $level = 0 && continue
440 eval level=$(($level-1))
4d810ad2
MS
441 eval $pvar="\${${pvar}_${level}}"
442 eval ${pvar}_level=$level
443 eval unset ${pvar}_${level}
799c9e9b
MR
444 done
445}
446
a8d04fba
MR
447enable(){
448 set_all yes $*
449}
450
451disable(){
452 set_all no $*
453}
454
72a43668
MR
455enable_weak(){
456 set_weak yes $*
457}
458
459disable_weak(){
460 set_weak no $*
461}
462
72702705 463enable_safe(){
fd07f803
MR
464 for var; do
465 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
466 done
72702705
MR
467}
468
469disable_safe(){
fd07f803
MR
470 for var; do
471 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
472 done
72702705
MR
473}
474
f9d328da
MR
475do_enable_deep(){
476 for var; do
477 enabled $var && continue
478 eval sel="\$${var}_select"
c510c7b5
MR
479 eval sgs="\$${var}_suggest"
480 pushvar var sgs
f9d328da 481 enable_deep $sel
c510c7b5
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482 popvar sgs
483 enable_deep_weak $sgs
f9d328da
MR
484 popvar var
485 done
486}
487
488enable_deep(){
489 do_enable_deep $*
490 enable $*
491}
492
72a43668 493enable_deep_weak(){
ffb068ce
MS
494 for var; do
495 disabled $var && continue
496 pushvar var
497 do_enable_deep $var
498 popvar var
499 enable_weak $var
500 done
72a43668
MR
501}
502
57bd82d4 503enabled(){
3250003c
MR
504 test "${1#!}" = "$1" && op== || op=!=
505 eval test "x\$${1#!}" $op "xyes"
44161118
MR
506}
507
37970ebf 508disabled(){
3250003c
MR
509 test "${1#!}" = "$1" && op== || op=!=
510 eval test "x\$${1#!}" $op "xno"
37970ebf
RP
511}
512
44161118
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513enabled_all(){
514 for opt; do
515 enabled $opt || return 1
516 done
517}
518
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DB
519disabled_all(){
520 for opt; do
521 disabled $opt || return 1
522 done
523}
524
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525enabled_any(){
526 for opt; do
527 enabled $opt && return 0
528 done
529}
530
85bca2c5
DB
531disabled_any(){
532 for opt; do
533 disabled $opt && return 0
534 done
f7b230a7 535 return 1
85bca2c5
DB
536}
537
c9d19248
MR
538set_default(){
539 for opt; do
88268e94 540 eval : \${$opt:=\$${opt}_default}
c9d19248
MR
541 done
542}
543
4a0d6686
AJ
544is_in(){
545 value=$1
546 shift
547 for var in $*; do
548 [ $var = $value ] && return 0
549 done
550 return 1
551}
552
d4f8cecc 553do_check_deps(){
30fd06be 554 for cfg; do
3250003c 555 cfg="${cfg#!}"
799c9e9b
MR
556 enabled ${cfg}_checking && die "Circular dependency for $cfg."
557 disabled ${cfg}_checking && continue
558 enable ${cfg}_checking
d4f8cecc 559 append allopts $cfg
799c9e9b 560
30fd06be
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561 eval dep_all="\$${cfg}_deps"
562 eval dep_any="\$${cfg}_deps_any"
7ef3425f 563 eval dep_sel="\$${cfg}_select"
c510c7b5 564 eval dep_sgs="\$${cfg}_suggest"
3d7453e0
MR
565 eval dep_ifa="\$${cfg}_if"
566 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 567
3d7453e0 568 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
d4f8cecc 569 do_check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
3d7453e0 570 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 571
3d7453e0
MR
572 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
573 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
6a702d4c
MR
574 enabled_all $dep_all || disable $cfg
575 enabled_any $dep_any || disable $cfg
7ef3425f 576 disabled_any $dep_sel && disable $cfg
799c9e9b 577
4ec45764 578 if enabled $cfg; then
f9d328da 579 enable_deep $dep_sel
c510c7b5 580 enable_deep_weak $dep_sgs
4ec45764
RP
581 fi
582
799c9e9b 583 disable ${cfg}_checking
30fd06be
MR
584 done
585}
586
d4f8cecc
MR
587check_deps(){
588 unset allopts
589
590 do_check_deps "$@"
591
592 for cfg in $allopts; do
593 enabled $cfg || continue
594 eval dep_extralibs="\$${cfg}_extralibs"
595 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
596 done
597}
598
44161118
MR
599print_config(){
600 pfx=$1
72cfcf41
MR
601 files=$2
602 shift 2
f454e879
MR
603 map 'eval echo "$v \${$v:-no}"' "$@" |
604 awk "BEGIN { split(\"$files\", files) }
605 {
606 c = \"$pfx\" toupper(\$1);
607 v = \$2;
608 sub(/yes/, 1, v);
609 sub(/no/, 0, v);
610 for (f in files) {
611 file = files[f];
612 if (file ~ /\\.h\$/) {
613 printf(\"#define %s %d\\n\", c, v) >>file;
614 } else if (file ~ /\\.asm\$/) {
615 printf(\"%%define %s %d\\n\", c, v) >>file;
616 } else if (file ~ /\\.mak\$/) {
d16c4aeb 617 n = -v ? \"\" : \"!\";
f454e879
MR
618 printf(\"%s%s=yes\\n\", n, c) >>file;
619 }
620 }
621 }"
57bd82d4
MR
622}
623
31c0121d 624print_enabled(){
31c0121d
MR
625 suf=$1
626 shift
627 for v; do
9eda2a85 628 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
629 done
630}
631
57bd82d4
MR
632append(){
633 var=$1
634 shift
57bd82d4
MR
635 eval "$var=\"\$$var $*\""
636}
637
60361817
MR
638prepend(){
639 var=$1
640 shift
641 eval "$var=\"$* \$$var\""
642}
643
50a334e4 644add_cppflags(){
cd52ec95 645 append CPPFLAGS "$@"
50a334e4
MR
646}
647
57bd82d4 648add_cflags(){
01d31e16 649 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
650}
651
2f2e6c7c 652add_asflags(){
01d31e16 653 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
654}
655
57bd82d4 656add_ldflags(){
64933b6c 657 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
658}
659
660add_extralibs(){
64933b6c 661 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
662}
663
4cc4b33f
DB
664add_host_cppflags(){
665 append host_cppflags "$@"
666}
667
6c3fa06a
MR
668add_host_cflags(){
669 append host_cflags $($host_cflags_filter "$@")
670}
671
672add_host_ldflags(){
673 append host_ldflags $($host_ldflags_filter "$@")
674}
675
84e65c76
MR
676add_compat(){
677 append compat_objs $1
678 shift
679 map 'add_cppflags -D$v' "$@"
680}
681
b0cfb663 682check_cmd(){
b3cb5d51 683 log "$@"
2270b4b2 684 "$@" >> $logfile 2>&1
b0cfb663
MR
685}
686
b2704a65
MR
687cc_o(){
688 eval printf '%s\\n' $CC_O
689}
690
18031c49
MR
691cc_e(){
692 eval printf '%s\\n' $CC_E
693}
694
dcd479c0 695check_cc(){
57bd82d4 696 log check_cc "$@"
2270b4b2 697 cat > $TMPC
720c69da 698 log_file $TMPC
23565c26 699 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
700}
701
702check_cpp(){
703 log check_cpp "$@"
2270b4b2 704 cat > $TMPC
720c69da 705 log_file $TMPC
18031c49 706 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
707}
708
df0d6341
MR
709as_o(){
710 eval printf '%s\\n' $AS_O
711}
712
f65883c8
MR
713check_as(){
714 log check_as "$@"
7fd90119
MR
715 cat > $TMPS
716 log_file $TMPS
717 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPS
f65883c8
MR
718}
719
575db883
DB
720check_inline_asm(){
721 log check_inline_asm "$@"
940f335a 722 name="$1"
3784e82e 723 code="$2"
940f335a 724 shift 2
49214f61 725 disable $name
7fd90119 726 check_cc "$@" <<EOF && enable $name
3784e82e 727void foo(void){ __asm__ volatile($code); }
940f335a
MR
728EOF
729}
730
c6ebc9fa
MR
731check_insn(){
732 log check_insn "$@"
733 check_inline_asm ${1}_inline "\"$2\""
734 echo "$2" | check_as && enable ${1}_external || disable ${1}_external
735}
736
304d586d
LM
737check_yasm(){
738 log check_yasm "$@"
739 echo "$1" > $TMPS
740 log_file $TMPS
741 shift 1
742 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
743}
744
29b64b68
MR
745ld_o(){
746 eval printf '%s\\n' $LD_O
747}
748
dcd479c0 749check_ld(){
57bd82d4 750 log check_ld "$@"
66a1ccd7
MR
751 flags=$(filter_out '-l*' "$@")
752 libs=$(filter '-l*' "$@")
01d31e16 753 check_cc $($cflags_filter $flags) || return
64933b6c
MR
754 flags=$($ldflags_filter $flags)
755 libs=$($ldflags_filter $libs)
29b64b68 756 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
757}
758
5adc829e
MR
759check_code(){
760 log check_code "$@"
761 check=$1
762 headers=$2
763 code=$3
764 shift 3
765 {
766 for hdr in $headers; do
767 echo "#include <$hdr>"
768 done
769 echo "int main(void) { $code; return 0; }"
770 } | check_$check "$@"
771}
772
50a334e4
MR
773check_cppflags(){
774 log check_cppflags "$@"
caf458dd 775 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
776int x;
777EOF
778}
779
dcd479c0 780check_cflags(){
57bd82d4 781 log check_cflags "$@"
01d31e16 782 set -- $($cflags_filter "$@")
caf458dd 783 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
784int x;
785EOF
786}
787
2ed46eea
MR
788test_ldflags(){
789 log test_ldflags "$@"
790 check_ld "$@" <<EOF
c23a0ac8 791int main(void){ return 0; }
dcd479c0
MR
792EOF
793}
794
2ed46eea
MR
795check_ldflags(){
796 log check_ldflags "$@"
797 test_ldflags "$@" && add_ldflags "$@"
798}
799
dcd479c0 800check_header(){
57bd82d4 801 log check_header "$@"
dcd479c0
MR
802 header=$1
803 shift
b77df637
MR
804 disable_safe $header
805 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
806#include <$header>
807int x;
808EOF
809}
810
811check_func(){
57bd82d4 812 log check_func "$@"
dcd479c0
MR
813 func=$1
814 shift
d8bc5f06
MR
815 disable $func
816 check_ld "$@" <<EOF && enable $func
dcd479c0 817extern int $func();
c23a0ac8 818int main(void){ $func(); }
dcd479c0
MR
819EOF
820}
821
645d2652 822check_mathfunc(){
6b73c0ae 823 log check_mathfunc "$@"
645d2652 824 func=$1
1aa07aa2
MR
825 narg=$2
826 shift 2
827 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
828 disable $func
829 check_ld "$@" <<EOF && enable $func
830#include <math.h>
1aa07aa2 831float foo(float f, float g) { return $func($args); }
33bd38db 832int main(void){ return 0; }
645d2652
MR
833EOF
834}
835
2446d3d6
DB
836check_func_headers(){
837 log check_func_headers "$@"
f8d7b072 838 headers=$1
edaf1ae2 839 funcs=$2
f8d7b072 840 shift 2
edaf1ae2
MR
841 {
842 for hdr in $headers; do
843 echo "#include <$hdr>"
844 done
845 for func in $funcs; do
846 echo "long check_$func(void) { return (long) $func; }"
847 done
848 echo "int main(void) { return 0; }"
849 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
850}
851
a5344cf7
SS
852check_cpp_condition(){
853 log check_cpp_condition "$@"
854 header=$1
855 condition=$2
f855b7b9 856 shift 2
cd52ec95 857 check_cpp "$@" <<EOF
a5344cf7
SS
858#include <$header>
859#if !($condition)
860#error "unsatisfied condition: $condition"
861#endif
862EOF
863}
864
57bd82d4
MR
865check_lib(){
866 log check_lib "$@"
867 header="$1"
868 func="$2"
869 shift 2
84400e9d 870 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
871}
872
f8d7b072
MR
873check_lib2(){
874 log check_lib2 "$@"
875 headers="$1"
edaf1ae2 876 funcs="$2"
f8d7b072 877 shift 2
edaf1ae2 878 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
879}
880
3f8040db
MR
881check_pkg_config(){
882 log check_pkg_config "$@"
883 pkg="$1"
884 headers="$2"
885 funcs="$3"
886 shift 3
887 $pkg_config --exists $pkg || return
888 pkg_cflags=$($pkg_config --cflags $pkg)
889 pkg_libs=$($pkg_config --libs $pkg)
890 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
891 set_safe ${pkg}_cflags $pkg_cflags &&
892 set_safe ${pkg}_libs $pkg_libs
893}
894
dcd479c0 895check_exec(){
2270b4b2 896 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
897}
898
7dfef245 899check_exec_crash(){
5e622c40 900 code=$(cat)
7dfef245
MR
901
902 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
903 # are safe but may not be available everywhere. Thus we use
904 # raise(SIGTERM) instead. The check is run in a subshell so we
905 # can redirect the "Terminated" message from the shell. SIGBUS
906 # is not defined by standard C so it is used conditionally.
907
2270b4b2 908 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
909#include <signal.h>
910static void sighandler(int sig){
911 raise(SIGTERM);
912}
692dd8ed
MR
913int foo(void){
914 $code
915}
9495cd17 916int (*func_ptr)(void) = foo;
e5af4a11 917int main(void){
7dfef245
MR
918 signal(SIGILL, sighandler);
919 signal(SIGFPE, sighandler);
920 signal(SIGSEGV, sighandler);
921#ifdef SIGBUS
922 signal(SIGBUS, sighandler);
923#endif
9495cd17 924 return func_ptr();
7dfef245
MR
925}
926EOF
927}
928
72be9e73
DY
929check_type(){
930 log check_type "$@"
931 headers=$1
932 type=$2
933 shift 2
ae550ce9 934 disable_safe "$type"
5adc829e 935 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
936}
937
14d36751 938check_struct(){
813b82b9 939 log check_struct "$@"
14d36751
MR
940 headers=$1
941 struct=$2
942 member=$3
943 shift 3
944 disable_safe "${struct}_${member}"
5adc829e
MR
945 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
946 enable_safe "${struct}_${member}"
14d36751
MR
947}
948
9c7d85b3
DB
949check_builtin(){
950 log check_builtin "$@"
951 name=$1
952 headers=$2
953 builtin=$3
954 shift 3
955 disable "$name"
956 check_code ld "$headers" "$builtin" "$@" && enable "$name"
957}
958
57bd82d4
MR
959require(){
960 name="$1"
961 header="$2"
962 func="$3"
963 shift 3
964 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
965}
966
f8d7b072
MR
967require2(){
968 name="$1"
969 headers="$2"
970 func="$3"
971 shift 3
972 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
973}
974
3f8040db
MR
975require_pkg_config(){
976 pkg="$1"
977 check_pkg_config "$@" || die "ERROR: $pkg not found"
978 add_cflags $(get_safe ${pkg}_cflags)
979 add_extralibs $(get_safe ${pkg}_libs)
980}
981
ae43c4c0
MR
982hostcc_o(){
983 eval printf '%s\\n' $HOSTCC_O
984}
985
f0125de9
MR
986check_host_cc(){
987 log check_host_cc "$@"
988 cat > $TMPC
989 log_file $TMPC
ae43c4c0 990 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
991}
992
4cc4b33f
DB
993check_host_cppflags(){
994 log check_host_cppflags "$@"
995 check_host_cc "$@" <<EOF && append host_cppflags "$@"
996int x;
997EOF
998}
999
f0125de9
MR
1000check_host_cflags(){
1001 log check_host_cflags "$@"
6c3fa06a 1002 set -- $($host_cflags_filter "$@")
f0125de9
MR
1003 check_host_cc "$@" <<EOF && append host_cflags "$@"
1004int x;
1005EOF
1006}
1007
c505dd31
MR
1008apply(){
1009 file=$1
1010 shift
1011 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
1012}
1013
c34681df 1014cp_if_changed(){
5e27ec28
MR
1015 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
1016 mkdir -p "$(dirname $2)"
4ebc6a74 1017 $cp_f "$1" "$2"
c34681df
MR
1018}
1019
dcd61286
DB
1020# CONFIG_LIST contains configurable options, while HAVE_LIST is for
1021# system-dependent things.
1022
4a0d6686
AJ
1023COMPONENT_LIST="
1024 bsfs
1025 decoders
1026 demuxers
1027 encoders
3cde40aa 1028 filters
5666fd73 1029 hwaccels
c552605c 1030 indevs
4a0d6686 1031 muxers
c552605c 1032 outdevs
4a0d6686
AJ
1033 parsers
1034 protocols
1035"
1036
3fc09b00
MR
1037EXTERNAL_LIBRARY_LIST="
1038 avisynth
1039 bzlib
1040 frei0r
1041 gnutls
1042 libcdio
1043 libdc1394
1044 libfaac
1045 libfdk_aac
1046 libfreetype
1047 libgsm
1048 libilbc
1049 libmp3lame
1050 libopencore_amrnb
1051 libopencore_amrwb
1052 libopencv
1053 libopenjpeg
1054 libopus
1055 libpulse
1056 librtmp
1057 libschroedinger
1058 libspeex
1059 libtheora
1060 libvo_aacenc
1061 libvo_amrwbenc
1062 libvorbis
1063 libvpx
84d3ff50 1064 libwavpack
3fc09b00
MR
1065 libx264
1066 libxavs
1067 libxvid
1068 openssl
1069 x11grab
1070 zlib
1071"
1072
70b348ec
DB
1073HWACCEL_LIST="
1074 dxva2
1075 vaapi
1076 vda
1077 vdpau
1078"
d89f2fa9
DB
1079LIBRARY_LIST="
1080 avcodec
1081 avdevice
1082 avfilter
1083 avformat
1084 avresample
1085 avutil
1086 swscale
1087"
1088
055c61b8
DB
1089PROGRAM_LIST="
1090 avconv
1091 avplay
1092 avprobe
1093 avserver
055c61b8
DB
1094"
1095
4a0d6686
AJ
1096CONFIG_LIST="
1097 $COMPONENT_LIST
3fc09b00 1098 $EXTERNAL_LIBRARY_LIST
70b348ec 1099 $HWACCEL_LIST
d89f2fa9 1100 $LIBRARY_LIST
055c61b8 1101 $PROGRAM_LIST
7f3f5f46 1102 dct
c73f65d9 1103 doc
0b499c9b 1104 error_resilience
1848f7d9 1105 fft
c88f5d72 1106 gpl
d8d0d0b2 1107 gray
3abe5fbd 1108 hardcoded_tables
b781cc12 1109 lsp
2a91ada8 1110 lzo
47a158cb 1111 mdct
c88f5d72 1112 memalign_hack
c88f5d72 1113 network
3fe142e2 1114 nonfree
8a3c8627 1115 pic
68602540 1116 rdft
e90f5b5a 1117 runtime_cpudetect
8cfbbd92 1118 safe_bitstream_reader
2e35e684 1119 shared
bd2216e4 1120 small
6b35d421 1121 sram
2e35e684 1122 static
a9ddb5b1 1123 swscale_alpha
8986fddc 1124 thumb
9cad0e4e 1125 version3
7e4d9d5d 1126 xmm_clobber_test
4a0d6686 1127"
c88f5d72 1128
8eee7025 1129THREADS_LIST='
8eee7025
DB
1130 pthreads
1131 w32threads
1132'
1133
f9f6402e
AK
1134ATOMICS_LIST='
1135 atomics_gcc
f9f6402e 1136 atomics_suncc
93e65e9a 1137 atomics_win32
f9f6402e
AK
1138'
1139
3f5b56e5 1140ARCH_LIST='
5873b623 1141 aarch64
3f5b56e5 1142 alpha
a2fc0f6a 1143 arm
fdcd782d
MR
1144 avr32
1145 avr32_ap
1146 avr32_uc
3f5b56e5
MR
1147 bfin
1148 ia64
1149 m68k
1150 mips
bae3abb0 1151 mips64
3f5b56e5 1152 parisc
79cb09b2 1153 ppc
34d11b87 1154 ppc64
3f5b56e5
MR
1155 s390
1156 sh4
1157 sparc
1158 sparc64
c75848cd
DB
1159 tilegx
1160 tilepro
0844bae1 1161 tomi
3f5b56e5
MR
1162 x86
1163 x86_32
1164 x86_64
1165'
1166
81dfa21e
MR
1167ARCH_EXT_LIST_ARM='
1168 armv5te
1169 armv6
1170 armv6t2
81dfa21e 1171 neon
b3267559 1172 vfp
81dfa21e
MR
1173 vfpv3
1174'
1175
50cd43f2 1176ARCH_EXT_LIST_X86='
3bf96eec 1177 amd3dnow
a1ef9f08 1178 amd3dnowext
50cd43f2
DB
1179 avx
1180 fma4
1181 mmx
1182 mmxext
1183 sse
1184 sse2
1185 sse3
1186 sse4
1187 sse42
1188 ssse3
1189'
1190
1191ARCH_EXT_LIST="
81dfa21e 1192 $ARCH_EXT_LIST_ARM
50cd43f2
DB
1193 $ARCH_EXT_LIST_X86
1194 altivec
799fde37 1195 ppc4xx
bd9d34a0 1196 vis
50cd43f2 1197"
3f5b56e5 1198
fd712a55
DB
1199HAVE_LIST_CMDLINE='
1200 inline_asm
1201 symver
1202 yasm
1203'
1204
a3e02a8c
MR
1205HAVE_LIST_PUB='
1206 bigendian
d268eee9 1207 fast_unaligned
a3e02a8c
MR
1208'
1209
79042ab3 1210MATH_FUNCS="
fab0a8b2
MR
1211 atanf
1212 atan2f
79042ab3 1213 cbrtf
fab0a8b2 1214 cosf
79042ab3
DB
1215 exp2
1216 exp2f
fab0a8b2 1217 expf
79042ab3
DB
1218 isinf
1219 isnan
fab0a8b2 1220 ldexpf
79042ab3
DB
1221 llrint
1222 llrintf
1223 log2
1224 log2f
fab0a8b2 1225 log10f
79042ab3
DB
1226 lrint
1227 lrintf
fab0a8b2 1228 powf
79042ab3
DB
1229 rint
1230 round
1231 roundf
fab0a8b2 1232 sinf
79042ab3
DB
1233 trunc
1234 truncf
1235"
1236
3f5b56e5
MR
1237HAVE_LIST="
1238 $ARCH_EXT_LIST
43b73d59
DB
1239 $(add_suffix _external $ARCH_EXT_LIST)
1240 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1241 $HAVE_LIST_CMDLINE
a3e02a8c 1242 $HAVE_LIST_PUB
3f5b56e5 1243 $THREADS_LIST
f9f6402e 1244 $ATOMICS_LIST
79042ab3 1245 $MATH_FUNCS
be1a839c 1246 aligned_malloc
59782b82 1247 aligned_stack
35fd8122 1248 alsa_asoundlib_h
3f5b56e5 1249 altivec_h
c9fdab0d 1250 arpa_inet_h
ec9d2c15 1251 asm_mod_q
6308729e 1252 asm_mod_y
817dff57 1253 atomic_cas_ptr
f9f6402e 1254 atomics_native
dffb41b9 1255 attribute_may_alias
e7ea5e3d 1256 attribute_packed
43e0e0c4
LB
1257 cdio_paranoia_h
1258 cdio_paranoia_paranoia_h
ecf97f22 1259 closesocket
15caccb9 1260 CommandLineToArgvW
180d43bc 1261 cpunop
1093383d 1262 CryptGenRandom
c88f5d72 1263 dcbzl
f8aa696f
DB
1264 dev_bktr_ioctl_bt848_h
1265 dev_bktr_ioctl_meteor_h
1266 dev_ic_bt8xx_h
f8aa696f 1267 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1268 dev_video_meteor_ioctl_meteor_h
ca6b544a 1269 direct_h
18b67ae5 1270 dlfcn_h
c88f5d72 1271 dlopen
bc574408 1272 dos_paths
fa845061 1273 dxva_h
245626d0
DB
1274 ebp_available
1275 ebx_available
c2a29455 1276 fast_64bit
669b5583 1277 fast_clz
7073e9fc 1278 fast_cmov
534a2231 1279 fcntl
9d99cc5a 1280 fork
84882df6 1281 getaddrinfo
da9e86f8 1282 gethrtime
667fb97a 1283 getopt
02e8f427 1284 GetProcessAffinityMask
fc5607f8 1285 GetProcessMemoryInfo
4e68cb8a 1286 GetProcessTimes
61183b5a 1287 GetSystemTimeAsFileTime
66be5b45 1288 getrusage
c3e73100 1289 getservbyport
61183b5a 1290 gettimeofday
a49d3025 1291 gnu_as
c7df1532 1292 gsm_h
f54b5505 1293 i686
2f0c136e 1294 ibm_asm
2e1913b1 1295 inet_aton
3b1ab197 1296 io_h
ef5b70af 1297 inline_asm_labels
abfc8d05 1298 isatty
8772997d 1299 jack_port_get_latency_range
9f5ff83f 1300 ldbrx
0b4a1821
AS
1301 libdc1394_1
1302 libdc1394_2
d96cd429
MR
1303 local_aligned_16
1304 local_aligned_8
a5b64584 1305 localtime_r
85dd97ad 1306 loongson
f8aa696f
DB
1307 machine_ioctl_bt848_h
1308 machine_ioctl_meteor_h
65f1d45d 1309 machine_rw_barrier
c88f5d72 1310 malloc_h
73f6d31e 1311 MapViewOfFile
c88f5d72 1312 memalign
65f1d45d 1313 MemoryBarrier
6ffa87d3 1314 mkstemp
f80ddd5b 1315 mm_empty
0328b9ea 1316 mmap
e98b02de 1317 mprotect
4fa661a8 1318 msvcrt
d3d3a32c 1319 nanosleep
3e0b1c9a 1320 poll_h
1f91cdce 1321 posix_memalign
3a7050ff 1322 pragma_deprecated
07b28702 1323 rdtsc
ea4d5f48 1324 sched_getaffinity
c88f5d72 1325 sdl
7e6a11bc 1326 SetConsoleTextAttribute
b507ebd1 1327 setmode
3e0b1c9a 1328 setrlimit
d3d3a32c 1329 Sleep
15d59d2c 1330 sndio_h
72be9e73 1331 socklen_t
deb29777 1332 soundcard_h
87958234 1333 strerror_r
6379900c 1334 strptime
47941088 1335 strtok_r
c0018613 1336 struct_addrinfo
75d339e0
MS
1337 struct_group_source_req
1338 struct_ip_mreq_source
b4d68544 1339 struct_ipv6_mreq
cdee08e3 1340 struct_pollfd
3e0b1c9a 1341 struct_rusage_ru_maxrss
b4d68544 1342 struct_sockaddr_in6
3b2372bf 1343 struct_sockaddr_sa_len
33a4dbdd 1344 struct_sockaddr_storage
a6a4793d 1345 struct_v4l2_frmivalenum_discrete
b462d132 1346 symver_asm_label
3e0b1c9a 1347 symver_gnu_asm
e460aa32 1348 sync_val_compare_and_swap
bcc73960 1349 sysconf
b9e22269 1350 sysctl
b58412f1 1351 sys_mman_h
06bb5905 1352 sys_param_h
b091aa44 1353 sys_resource_h
81644c2e 1354 sys_select_h
deb29777 1355 sys_soundcard_h
e64bceea 1356 sys_time_h
60538758 1357 sys_un_h
1b6e8b73 1358 sys_videoio_h
b265431e 1359 threads
542920b7 1360 unistd_h
d3d3a32c 1361 usleep
ce742de2 1362 vfp_args
7c5bfe7a 1363 VirtualAlloc
d3d3a32c 1364 windows_h
6ff3f3e7 1365 winsock2_h
cc078b5d 1366 xform_asm
6f74fb03 1367 xmm_clobbers
0cb78cef 1368"
44161118 1369
511cf612 1370# options emitted with CONFIG_ prefix but not available on the command line
b6bb00b0 1371CONFIG_EXTRA="
87849592 1372 aandcttables
bfe9f48a 1373 ac3dsp
aa11cb79 1374 audio_frame_queue
b93b27ed 1375 dsputil
bfe9f48a 1376 gcrypt
478fd534 1377 golomb
9cad0e4e 1378 gplv3
478fd534
DB
1379 h264chroma
1380 h264dsp
1381 h264pred
915a2a0a 1382 h264qpel
68d8238c 1383 hpeldsp
478fd534 1384 huffman
9cad0e4e 1385 lgplv3
478fd534 1386 lpc
1e164c0b 1387 mpegaudio
bfe9f48a 1388 mpegaudiodsp
18bbca1f 1389 mpegvideo
ad08dfd5 1390 mpegvideoenc
bfe9f48a 1391 nettle
f704a079 1392 rangecoder
3dd5c95d 1393 riffenc
bfe9f48a 1394 rtpdec
5ad2f0bf 1395 rtpenc_chain
bfe9f48a 1396 sinewin
8c53d39e 1397 videodsp
ab9f9876 1398 vp3dsp
b6bb00b0
MR
1399"
1400
520cc7f1 1401CMDLINE_SELECT="
3f5b56e5 1402 $ARCH_EXT_LIST
520cc7f1 1403 $CONFIG_LIST
fd712a55 1404 $HAVE_LIST_CMDLINE
8eee7025 1405 $THREADS_LIST
c8a4ae00 1406 asm
db6107b6 1407 cross_compile
520cc7f1
MR
1408 debug
1409 extra_warnings
8c6afa4d 1410 logging
65d12900 1411 lto
d2bbb2f7 1412 optimizations
520cc7f1 1413"
426be5dc
DB
1414
1415PATHS_LIST='
d156bede 1416 bindir
14a8acf1 1417 datadir
26759c44
MR
1418 incdir
1419 libdir
26759c44
MR
1420 mandir
1421 prefix
1422 shlibdir
426be5dc
DB
1423'
1424
1425CMDLINE_SET="
1426 $PATHS_LIST
121d78d0 1427 ar
426be5dc 1428 arch
313c46a6 1429 as
426be5dc
DB
1430 build_suffix
1431 cc
1432 cpu
1433 cross_prefix
50567afa 1434 dep_cc
ac63af34 1435 extra_version
9da6609f
MR
1436 host_cc
1437 host_cflags
095792f2 1438 host_ld
9da6609f
MR
1439 host_ldflags
1440 host_libs
82bb3329 1441 host_os
684b28e0 1442 ld
426be5dc 1443 logfile
4ae40685 1444 malloc_prefix
89641463 1445 nm
9cd7b854 1446 optflags
3f8040db 1447 pkg_config
154caa67 1448 random_seed
2fad0977 1449 samples
c5200f17
MR
1450 sysinclude
1451 sysroot
a7ada2ba 1452 target_exec
26759c44 1453 target_os
a7ada2ba 1454 target_path
ba13606c 1455 target_samples
aeeb782c 1456 toolchain
426be5dc 1457"
520cc7f1 1458
89f2932b
MR
1459CMDLINE_APPEND="
1460 extra_cflags
4cc4b33f 1461 host_cppflags
89f2932b
MR
1462"
1463
912f3148
DB
1464# code dependency declarations
1465
9eeed841 1466# architecture extensions
808fa33c 1467
a2fc0f6a
MR
1468armv5te_deps="arm"
1469armv6_deps="arm"
ab5cb084 1470armv6t2_deps="arm"
808fa33c 1471neon_deps="arm"
b3267559
MR
1472vfp_deps="arm"
1473vfpv3_deps="vfp"
808fa33c 1474
637606de
MR
1475map 'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1476
808fa33c
MR
1477altivec_deps="ppc"
1478ppc4xx_deps="ppc"
1479
1480vis_deps="sparc"
1481
f54b5505 1482x86_64_suggest="fast_cmov i686"
50cd43f2 1483
808fa33c
MR
1484amd3dnow_deps="mmx"
1485amd3dnowext_deps="amd3dnow"
9eeed841 1486mmx_deps="x86"
239fdf1b 1487mmxext_deps="mmx"
50cd43f2
DB
1488sse_deps="mmxext"
1489sse2_deps="sse"
1490sse3_deps="sse2"
1491ssse3_deps="sse3"
1492sse4_deps="ssse3"
1493sse42_deps="sse4"
1494avx_deps="sse42"
79687079 1495fma4_deps="avx"
9eeed841 1496
43b73d59
DB
1497mmx_external_deps="yasm"
1498mmx_inline_deps="inline_asm"
1499mmx_suggest="mmx_external mmx_inline"
1500
1501for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1502 eval dep=\$${ext}_deps
1503 eval ${ext}_external_deps='"${dep}_external"'
1504 eval ${ext}_inline_deps='"${dep}_inline"'
1505 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1506done
1507
59782b82 1508aligned_stack_if_any="ppc x86"
e939cedd 1509fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
f0fe245b
MR
1510fast_clz_if_any="alpha avr32 mips ppc x86"
1511fast_unaligned_if_any="ppc x86"
669b5583 1512
6fec122a 1513inline_asm_deps="!tms470"
3e0b1c9a 1514need_memalign="altivec neon sse"
89e053f8 1515
b462d132
MR
1516symver_if_any="symver_asm_label symver_gnu_asm"
1517
88a35699
MS
1518log2_deps="!msvcrt"
1519
26fbcc85 1520# subsystems
dc609252 1521dct_select="rdft"
b93b27ed
RB
1522error_resilience_select="dsputil"
1523lpc_select="dsputil"
26fbcc85
MR
1524mdct_select="fft"
1525rdft_select="fft"
1e164c0b 1526mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1527mpegaudiodsp_select="dct"
f4fed5a2 1528mpegvideo_select="dsputil hpeldsp videodsp"
ad08dfd5 1529mpegvideoenc_select="mpegvideo"
26fbcc85 1530
ed40b6bf 1531# decoders / encoders
cfc2a0cf 1532aac_decoder_select="mdct sinewin"
aa11cb79 1533aac_encoder_select="audio_frame_queue mdct sinewin"
136e19e1 1534aac_latm_decoder_select="aac_decoder aac_latm_parser"
b93b27ed
RB
1535ac3_decoder_select="mdct ac3dsp ac3_parser dsputil"
1536ac3_encoder_select="mdct ac3dsp dsputil"
1537ac3_fixed_encoder_select="mdct ac3dsp dsputil"
1232a164 1538aic_decoder_select="dsputil golomb"
f4d608e3 1539alac_encoder_select="lpc"
b93b27ed 1540als_decoder_select="dsputil"
b781cc12 1541amrnb_decoder_select="lsp"
2b2a597e 1542amrwb_decoder_select="lsp"
28bc406c 1543amv_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1544ape_decoder_select="dsputil"
1545asv1_decoder_select="dsputil"
1546asv1_encoder_select="dsputil"
1547asv2_decoder_select="dsputil"
1548asv2_encoder_select="dsputil"
4538729a 1549atrac1_decoder_select="mdct sinewin"
26fbcc85 1550atrac3_decoder_select="mdct"
0f0a11d5 1551bink_decoder_select="dsputil hpeldsp"
a33657ce
DB
1552binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1553binkaudio_rdft_decoder_select="mdct rdft sinewin"
b93b27ed
RB
1554cavs_decoder_select="dsputil golomb h264chroma videodsp"
1555cllc_decoder_select="dsputil"
9b500b8f 1556comfortnoise_encoder_select="lpc"
b93b27ed 1557cook_decoder_select="dsputil mdct sinewin"
2a91ada8 1558cscd_decoder_select="lzo"
2eef7c62 1559cscd_decoder_suggest="zlib"
26fbcc85 1560dca_decoder_select="mdct"
b93b27ed
RB
1561dnxhd_decoder_select="dsputil"
1562dnxhd_encoder_select="aandcttables dsputil mpegvideoenc"
1563dvvideo_decoder_select="dsputil"
1564dvvideo_encoder_select="dsputil"
2eef7c62 1565dxa_decoder_select="zlib"
baf91bb9 1566eac3_decoder_select="ac3_decoder"
4264a0dd 1567eac3_encoder_select="ac3_encoder"
b93b27ed
RB
1568eamad_decoder_select="aandcttables dsputil mpegvideo"
1569eatgq_decoder_select="aandcttables dsputil"
cfe5908a 1570eatqi_decoder_select="aandcttables error_resilience mpegvideo"
b93b27ed
RB
1571ffv1_decoder_select="dsputil golomb rangecoder"
1572ffv1_encoder_select="dsputil rangecoder"
1573ffvhuff_decoder_select="dsputil"
1574ffvhuff_encoder_select="dsputil huffman"
4f034993 1575flac_decoder_select="golomb"
b93b27ed 1576flac_encoder_select="dsputil golomb lpc"
2eef7c62
AJ
1577flashsv_decoder_select="zlib"
1578flashsv_encoder_select="zlib"
c2d23309 1579flashsv2_decoder_select="zlib"
4414137e 1580flv_decoder_select="h263_decoder"
4d4b4bd1 1581flv_encoder_select="h263_encoder"
b93b27ed
RB
1582fourxm_decoder_select="dsputil"
1583fraps_decoder_select="dsputil huffman"
2d66a58c 1584g2m_decoder_select="dsputil zlib"
c292f6a2 1585h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1586h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1587h263_decoder_select="error_resilience h263_parser mpegvideo"
06b54e84 1588h263_encoder_select="aandcttables mpegvideoenc"
4414137e 1589h263i_decoder_select="h263_decoder"
fe629c2d 1590h263p_encoder_select="h263_encoder"
0b499c9b
RB
1591h264_decoder_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
1592h264_decoder_suggest="error_resilience"
b93b27ed
RB
1593huffyuv_decoder_select="dsputil"
1594huffyuv_encoder_select="dsputil huffman"
1595iac_decoder_select="dsputil fft mdct sinewin"
1596imc_decoder_select="dsputil fft mdct sinewin"
8f992dc8 1597indeo3_decoder_select="hpeldsp"
8071264f 1598interplay_video_decoder_select="hpeldsp"
28bc406c 1599jpegls_decoder_select="dsputil golomb hpeldsp"
4f034993 1600jpegls_encoder_select="golomb"
b93b27ed
RB
1601jv_decoder_select="dsputil"
1602lagarith_decoder_select="dsputil"
ad08dfd5 1603ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1604loco_decoder_select="golomb"
b93b27ed 1605mdec_decoder_select="dsputil error_resilience mpegvideo"
c1047003 1606mimic_decoder_select="dsputil hpeldsp"
28bc406c
RB
1607mjpeg_decoder_select="dsputil hpeldsp"
1608mjpegb_decoder_select="dsputil hpeldsp"
b93b27ed
RB
1609mjpeg_encoder_select="aandcttables dsputil mpegvideoenc"
1610mlp_decoder_select="dsputil mlp_parser"
1611motionpixels_decoder_select="dsputil"
1e164c0b
DB
1612mp1_decoder_select="mpegaudio"
1613mp1float_decoder_select="mpegaudio"
1614mp2_decoder_select="mpegaudio"
1615mp2float_decoder_select="mpegaudio"
1616mp3_decoder_select="mpegaudio"
1617mp3adu_decoder_select="mpegaudio"
1618mp3adufloat_decoder_select="mpegaudio"
1619mp3float_decoder_select="mpegaudio"
1620mp3on4_decoder_select="mpegaudio"
1621mp3on4float_decoder_select="mpegaudio"
b93b27ed
RB
1622mpc7_decoder_select="dsputil mpegaudiodsp"
1623mpc8_decoder_select="dsputil mpegaudiodsp"
3e0b1c9a 1624mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
d767e2f9 1625mpeg_xvmc_decoder_select="mpeg2video_decoder"
c292f6a2 1626mpeg1video_decoder_select="error_resilience mpegvideo"
06b54e84 1627mpeg1video_encoder_select="aandcttables mpegvideoenc"
c292f6a2 1628mpeg2video_decoder_select="error_resilience mpegvideo"
06b54e84 1629mpeg2video_encoder_select="aandcttables mpegvideoenc"
3e0b1c9a
DB
1630mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1631mpeg4_encoder_select="h263_encoder"
4414137e 1632msmpeg4v1_decoder_select="h263_decoder"
4414137e 1633msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1634msmpeg4v2_encoder_select="h263_encoder"
4414137e 1635msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1636msmpeg4v3_encoder_select="h263_encoder"
06b54e84 1637mss2_decoder_select="error_resilience vc1_decoder"
28bc406c 1638mxpeg_decoder_select="dsputil hpeldsp"
4538729a 1639nellymoser_decoder_select="mdct sinewin"
aa11cb79 1640nellymoser_encoder_select="audio_frame_queue mdct sinewin"
b93b27ed
RB
1641nuv_decoder_select="dsputil lzo"
1642png_decoder_select="dsputil zlib"
1643png_encoder_select="dsputil zlib"
1644prores_decoder_select="dsputil"
1645prores_encoder_select="dsputil"
b781cc12 1646qcelp_decoder_select="lsp"
c4f5c2d6 1647qdm2_decoder_select="mdct rdft mpegaudiodsp"
aa11cb79 1648ra_144_encoder_select="audio_frame_queue lpc"
9f43fdda 1649ralf_decoder_select="golomb"
06b54e84 1650rv10_decoder_select="error_resilience h263_decoder"
b2bf38b4 1651rv10_encoder_select="h263_encoder"
06b54e84 1652rv20_decoder_select="error_resilience h263_decoder"
b2bf38b4 1653rv20_encoder_select="h263_encoder"
870add0d
DB
1654rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
1655rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo videodsp"
4f034993 1656shorten_decoder_select="golomb"
b781cc12 1657sipr_decoder_select="lsp"
28bc406c 1658sp5x_decoder_select="dsputil hpeldsp"
6caa44aa 1659svq1_decoder_select="hpeldsp"
1277dc07 1660svq1_encoder_select="aandcttables dsputil hpeldsp mpegvideoenc"
2f6bc5f7 1661svq3_decoder_select="golomb h264chroma h264dsp h264pred h264qpel hpeldsp mpegvideo videodsp"
0b499c9b 1662svq3_decoder_suggest="error_resilience zlib"
b93b27ed 1663tak_decoder_select="dsputil"
4eef77c1 1664theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1665tiff_decoder_suggest="zlib"
1666tiff_encoder_suggest="zlib"
28bc406c 1667thp_decoder_select="dsputil hpeldsp"
aec09a00 1668truehd_decoder_select="mlp_decoder"
b93b27ed
RB
1669truemotion2_decoder_select="dsputil"
1670truespeech_decoder_select="dsputil"
2eef7c62 1671tscc_decoder_select="zlib"
4538729a 1672twinvq_decoder_select="mdct lsp sinewin"
b93b27ed
RB
1673utvideo_decoder_select="dsputil"
1674utvideo_encoder_select="dsputil huffman"
1675vble_decoder_select="dsputil"
06b54e84 1676vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel"
45ecda85 1677vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1678vorbis_decoder_select="mdct"
1679vorbis_encoder_select="mdct"
3bd062bf 1680vp3_decoder_select="hpeldsp vp3dsp videodsp"
cb7ecb75
RB
1681vp5_decoder_select="h264chroma hpeldsp videodsp vp3dsp"
1682vp6_decoder_select="h264chroma hpeldsp huffman videodsp vp3dsp"
e82dc4c9
DB
1683vp6a_decoder_select="vp6_decoder"
1684vp6f_decoder_select="vp6_decoder"
8c53d39e 1685vp8_decoder_select="h264pred videodsp"
4538729a
MR
1686wmapro_decoder_select="mdct sinewin"
1687wmav1_decoder_select="mdct sinewin"
1688wmav1_encoder_select="mdct sinewin"
1689wmav2_decoder_select="mdct sinewin"
1690wmav2_encoder_select="mdct sinewin"
1691wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1692wmv1_decoder_select="h263_decoder"
665507aa 1693wmv1_encoder_select="h263_encoder"
870add0d 1694wmv2_decoder_select="h263_decoder videodsp"
1746e2a9 1695wmv2_encoder_select="h263_encoder"
015f8ee0 1696wmv3_decoder_select="vc1_decoder"
45ecda85 1697wmv3image_decoder_select="wmv3_decoder"
0e714f88 1698zerocodec_decoder_select="zlib"
2eef7c62
AJ
1699zlib_decoder_select="zlib"
1700zlib_encoder_select="zlib"
1701zmbv_decoder_select="zlib"
1702zmbv_encoder_select="zlib"
30fd06be 1703
ed40b6bf 1704# hardware accelerators
215cdd35 1705dxva2_deps="dxva2api_h"
0afab17e 1706vaapi_deps="va_va_h"
ac3dbb4d 1707vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
9840130e 1708vda_extralibs="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
c89c96e9
MR
1709vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1710
82ca17ac
DB
1711h263_vaapi_hwaccel_deps="vaapi"
1712h263_vaapi_hwaccel_select="h263_decoder"
1713h263_vdpau_hwaccel_deps="vdpau"
1714h263_vdpau_hwaccel_select="h263_decoder"
215cdd35
DB
1715h264_dxva2_hwaccel_deps="dxva2"
1716h264_dxva2_hwaccel_select="h264_decoder"
82ca17ac
DB
1717h264_vaapi_hwaccel_deps="vaapi"
1718h264_vaapi_hwaccel_select="h264_decoder"
1719h264_vda_hwaccel_deps="vda"
1720h264_vda_hwaccel_select="h264_decoder"
82ca17ac
DB
1721h264_vdpau_hwaccel_deps="vdpau"
1722h264_vdpau_hwaccel_select="h264_decoder"
82ca17ac
DB
1723mpeg1_vdpau_hwaccel_deps="vdpau"
1724mpeg1_vdpau_hwaccel_select="mpeg1video_decoder"
215cdd35
DB
1725mpeg2_dxva2_hwaccel_deps="dxva2"
1726mpeg2_dxva2_hwaccel_select="mpeg2video_decoder"
82ca17ac
DB
1727mpeg2_vaapi_hwaccel_deps="vaapi"
1728mpeg2_vaapi_hwaccel_select="mpeg2video_decoder"
1729mpeg2_vdpau_hwaccel_deps="vdpau"
1730mpeg2_vdpau_hwaccel_select="mpeg2video_decoder"
1731mpeg4_vaapi_hwaccel_deps="vaapi"
1732mpeg4_vaapi_hwaccel_select="mpeg4_decoder"
82ca17ac
DB
1733mpeg4_vdpau_hwaccel_deps="vdpau"
1734mpeg4_vdpau_hwaccel_select="mpeg4_decoder"
215cdd35
DB
1735vc1_dxva2_hwaccel_deps="dxva2"
1736vc1_dxva2_hwaccel_select="vc1_decoder"
82ca17ac
DB
1737vc1_vaapi_hwaccel_deps="vaapi"
1738vc1_vaapi_hwaccel_select="vc1_decoder"
82ca17ac
DB
1739vc1_vdpau_hwaccel_deps="vdpau"
1740vc1_vdpau_hwaccel_select="vc1_decoder"
ed40b6bf
DB
1741wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
1742wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
77525327 1743wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
ed40b6bf 1744
28b80940 1745# parsers
0b499c9b 1746h264_parser_select="golomb h264chroma h264dsp h264pred h264qpel videodsp"
c292f6a2
DB
1747mpeg4video_parser_select="error_resilience mpegvideo"
1748mpegvideo_parser_select="error_resilience mpegvideo"
06b54e84 1749vc1_parser_select="mpegvideo"
28b80940 1750
912f3148 1751# external libraries
c9171a83 1752libfaac_encoder_deps="libfaac"
aa11cb79 1753libfaac_encoder_select="audio_frame_queue"
37eeb5e2 1754libfdk_aac_encoder_deps="libfdk_aac"
aa11cb79 1755libfdk_aac_encoder_select="audio_frame_queue"
299c77d5
MR
1756libgsm_decoder_deps="libgsm"
1757libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1758libgsm_ms_decoder_deps="libgsm"
1759libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1760libilbc_decoder_deps="libilbc"
1761libilbc_encoder_deps="libilbc"
1cc60c47 1762libmp3lame_encoder_deps="libmp3lame"
aa11cb79 1763libmp3lame_encoder_select="audio_frame_queue"
0b175caa
DB
1764libopencore_amrnb_decoder_deps="libopencore_amrnb"
1765libopencore_amrnb_encoder_deps="libopencore_amrnb"
aa11cb79 1766libopencore_amrnb_encoder_select="audio_frame_queue"
0b175caa 1767libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1768libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1769libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1770libopus_decoder_deps="libopus"
6cb8c854 1771libopus_encoder_deps="libopus"
aa11cb79 1772libopus_encoder_select="audio_frame_queue"
f7cd9eed
AS
1773libschroedinger_decoder_deps="libschroedinger"
1774libschroedinger_encoder_deps="libschroedinger"
ae14f311 1775libspeex_decoder_deps="libspeex"
b606a017 1776libspeex_encoder_deps="libspeex"
aa11cb79 1777libspeex_encoder_select="audio_frame_queue"
150d2772 1778libtheora_encoder_deps="libtheora"
d89e738a 1779libvo_aacenc_encoder_deps="libvo_aacenc"
aa11cb79 1780libvo_aacenc_encoder_select="audio_frame_queue"
f502ff3f 1781libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1782libvorbis_encoder_deps="libvorbis"
aa11cb79 1783libvorbis_encoder_select="audio_frame_queue"
3f111804
LB
1784libvpx_vp8_decoder_deps="libvpx"
1785libvpx_vp8_encoder_deps="libvpx"
1786libvpx_vp9_decoder_deps="libvpx"
1787libvpx_vp9_encoder_deps="libvpx"
84d3ff50 1788libwavpack_encoder_deps="libwavpack"
1cc60c47 1789libx264_encoder_deps="libx264"
de295976 1790libxavs_encoder_deps="libxavs"
1cc60c47 1791libxvid_encoder_deps="libxvid"
30fd06be 1792
912f3148 1793# demuxers / muxers
c2dd0e9e 1794ac3_demuxer_select="ac3_parser"
3dd5c95d 1795asf_muxer_select="riffenc"
647c2356 1796asf_stream_muxer_select="asf_muxer"
3dd5c95d 1797avi_muxer_select="riffenc"
4e622dea 1798avisynth_demuxer_deps="avisynth"
c2dd0e9e 1799dirac_demuxer_select="dirac_parser"
5b423887 1800eac3_demuxer_select="ac3_parser"
c2dd0e9e 1801flac_demuxer_select="flac_parser"
647c2356 1802ipod_muxer_select="mov_muxer"
31f16dc1 1803ismv_muxer_select="mov_muxer"
647c2356 1804matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1805matroska_demuxer_suggest="bzlib lzo zlib"
3dd5c95d
DB
1806matroska_muxer_select="riffenc"
1807mmf_muxer_select="riffenc"
4e622dea 1808mov_demuxer_suggest="zlib"
3dd5c95d 1809mov_muxer_select="riffenc rtpenc_chain"
c2dd0e9e 1810mp3_demuxer_select="mpegaudio_parser"
647c2356 1811mp4_muxer_select="mov_muxer"
75644335 1812mpegts_muxer_select="adts_muxer latm_muxer"
647c2356
DB
1813mpegtsraw_demuxer_select="mpegts_demuxer"
1814mxf_d10_muxer_select="mxf_muxer"
3dd5c95d 1815nut_muxer_select="riffenc"
24ca518b 1816ogg_demuxer_select="golomb"
647c2356 1817psp_muxer_select="mov_muxer"
44594cc7 1818rtp_demuxer_select="sdp_demuxer"
44b70ce5
MS
1819rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1820rtsp_demuxer_select="http_protocol rtpdec"
5ad2f0bf 1821rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
01c8d258 1822sap_demuxer_select="sdp_demuxer"
5ad2f0bf 1823sap_muxer_select="rtp_muxer rtp_protocol rtpenc_chain"
44b70ce5 1824sdp_demuxer_select="rtpdec"
e772f9fa 1825smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1826spdif_muxer_select="aac_parser"
57231e4d 1827tak_demuxer_select="tak_parser"
647c2356
DB
1828tg2_muxer_select="mov_muxer"
1829tgp_muxer_select="mov_muxer"
6bdaa5f4 1830w64_demuxer_deps="wav_demuxer"
3dd5c95d
DB
1831wav_muxer_select="riffenc"
1832webm_muxer_select="riffenc"
4e622dea
SS
1833
1834# indevs / outdevs
38e54a75 1835alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1836alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1837bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1838dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1839fbdev_indev_deps="linux_fb_h"
a3fc62e8 1840jack_indev_deps="jack_jack_h pthreads"
e417d80d 1841libcdio_indev_deps="libcdio"
38e54a75 1842libdc1394_indev_deps="libdc1394"
38e54a75
SS
1843oss_indev_deps_any="soundcard_h sys_soundcard_h"
1844oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1845pulse_indev_deps="libpulse"
15d59d2c
B
1846sndio_indev_deps="sndio_h"
1847sndio_outdev_deps="sndio_h"
38e54a75 1848v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1849vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1850vfwcap_indev_extralibs="-lavicap32"
24f8961f 1851x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1852
912f3148 1853# protocols
acd554c1
SP
1854ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1855ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1856ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1857ffrtmphttp_protocol_deps="!librtmp_protocol"
1858ffrtmphttp_protocol_select="http_protocol"
998c1ee1 1859gopher_protocol_select="network"
c40e1757 1860httpproxy_protocol_select="tcp_protocol"
279a0c97 1861http_protocol_select="tcp_protocol"
183baead 1862https_protocol_select="tls_protocol"
c3b57d6e
DB
1863librtmp_protocol_deps="librtmp"
1864librtmpe_protocol_deps="librtmp"
1865librtmps_protocol_deps="librtmp"
1866librtmpt_protocol_deps="librtmp"
1867librtmpte_protocol_deps="librtmp"
c60a2d70 1868mmsh_protocol_select="http_protocol"
998c1ee1 1869mmst_protocol_select="network"
c3b57d6e 1870rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1871rtmp_protocol_select="tcp_protocol"
acd554c1 1872rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1873rtmps_protocol_deps="!librtmp_protocol"
1874rtmps_protocol_select="tls_protocol"
775c4d36 1875rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1876rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1877rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1878rtp_protocol_select="udp_protocol"
998c1ee1
DB
1879sctp_protocol_deps="struct_sctp_event_subscribe"
1880sctp_protocol_select="network"
0eecafc9 1881srtp_protocol_select="rtp_protocol"
998c1ee1 1882tcp_protocol_select="network"
558d192d
MS
1883tls_protocol_deps_any="openssl gnutls"
1884tls_protocol_select="tcp_protocol"
998c1ee1 1885udp_protocol_select="network"
60538758
LB
1886unix_protocol_deps="sys_un_h"
1887unix_protocol_select="network"
c08fb000 1888
6ebf0bfc 1889# filters
13fabd7a 1890blackframe_filter_deps="gpl"
ce6b6ef6 1891boxblur_filter_deps="gpl"
68b79bfc 1892cropdetect_filter_deps="gpl"
b157be1f 1893delogo_filter_deps="gpl"
a5b64584 1894drawtext_filter_deps="libfreetype"
2e5ff4d0 1895frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1896frei0r_filter_extralibs='$ldl'
a42bb9d6 1897frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1898frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1899hqdn3d_filter_deps="gpl"
3fce1367 1900interlace_filter_deps="gpl"
d371e7b9 1901resample_filter_deps="avresample"
cf69ad35 1902ocv_filter_deps="libopencv"
2f296e39 1903scale_filter_deps="swscale"
acbac567 1904yadif_filter_deps="gpl"
6ebf0bfc 1905
5a0f7131 1906# libraries
d89f2fa9
DB
1907avcodec_deps="avutil"
1908avdevice_deps="avutil avcodec avformat"
1909avfilter_deps="avutil"
1910avformat_deps="avutil avcodec"
1911avresample_deps="avutil"
1912swscale_deps="avutil"
f7679c54 1913
912f3148 1914# programs
54fd593a 1915avconv_deps="avcodec avfilter avformat avresample swscale"
bce70f81 1916avconv_select="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
0a0e340f 1917 fps_filter null_filter resample_filter scale_filter
bce70f81 1918 setpts_filter trim_filter"
d173ede1 1919avplay_deps="avcodec avformat avresample swscale sdl"
266463da 1920avplay_select="rdft"
9e12f0bf 1921avprobe_deps="avcodec avformat"
b263bf66 1922avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1923avserver_extralibs='$ldl'
a2830dca 1924
c73f65d9 1925doc_deps="texi2html"
912f3148 1926
de6d9b64 1927# default parameters
8a608357 1928
19bd477d 1929logfile="config.log"
8a608357
MR
1930
1931# installation paths
c9d19248
MR
1932prefix_default="/usr/local"
1933bindir_default='${prefix}/bin'
6291d7e4 1934datadir_default='${prefix}/share/avconv'
c9d19248
MR
1935incdir_default='${prefix}/include'
1936libdir_default='${prefix}/lib'
1937mandir_default='${prefix}/share/man'
1938shlibdir_default="$libdir_default"
8a608357
MR
1939
1940# toolchain
121d78d0 1941ar_default="ar"
13c7df3d 1942cc_default="gcc"
9da6609f 1943host_cc_default="gcc"
4ebc6a74 1944cp_f="cp -f"
b58b00ae 1945ln_s="ln -s -f"
2a8a860a 1946nm_default="nm -g"
11e6d03a 1947objformat="elf"
3f8040db 1948pkg_config_default=pkg-config
be7109c1 1949ranlib="ranlib"
11e6d03a 1950yasmexe="yasm"
8a608357 1951
3e0b1c9a 1952nogas=":"
8182dc34 1953
8a608357 1954# machine
8d4c00ed 1955arch_default=$(uname -m)
38d0a8aa 1956cpu="generic"
8a608357 1957
8a608357 1958# OS
8d4c00ed
MR
1959target_os_default=$(tolower $(uname -s))
1960host_os=$target_os_default
8a608357 1961
8a608357 1962# configurable options
d89f2fa9 1963enable $LIBRARY_LIST $PROGRAM_LIST
3e0b1c9a 1964
3e0b1c9a
DB
1965enable asm
1966enable debug
1967enable doc
8400d6b8 1968enable optimizations
8cfbbd92 1969enable safe_bitstream_reader
530dc538 1970enable static
a9ddb5b1 1971enable swscale_alpha
8a608357 1972
2e2ec667
DB
1973# By default, enable only those hwaccels that have no external dependencies.
1974enable dxva2 vdpau
1975
8a608357 1976# build settings
9987769a 1977SHFLAGS='-shared -Wl,-soname,$$(@F)'
f3ec2d46
SG
1978LIBPREF="lib"
1979LIBSUF=".a"
c5f14466
RP
1980FULLNAME='$(NAME)$(BUILDSUF)'
1981LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1982SLIBPREF="lib"
1983SLIBSUF=".so"
c5f14466 1984SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1985SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1986SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1987LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1988SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1989SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1990
68485d1f
MR
1991asflags_filter=echo
1992cflags_filter=echo
64933b6c
MR
1993ldflags_filter=echo
1994
23565c26 1995AS_C='-c'
bc877faf 1996AS_O='-o $@'
23565c26 1997CC_C='-c'
18031c49 1998CC_E='-E -o $@'
7e6c86e6 1999CC_O='-o $@'
a758c5e2 2000LD_O='-o $@'
8db73c61
MR
2001LD_LIB='-l%'
2002LD_PATH='-L'
23565c26 2003HOSTCC_C='-c'
a758c5e2 2004HOSTCC_O='-o $@'
095792f2 2005HOSTLD_O='-o $@'
7e6c86e6 2006
4cc4b33f
DB
2007host_cflags='-O3 -g'
2008host_cppflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600'
9da6609f 2009host_libs='-lm'
6c3fa06a
MR
2010host_cflags_filter=echo
2011host_ldflags_filter=echo
9da6609f 2012
9b861379 2013target_path='$(CURDIR)'
a7ada2ba 2014
a158446b
MR
2015# since the object filename is not given with the -MM flag, the compiler
2016# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
2017DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2018DEPFLAGS='-MM'
315c741d 2019
c597172e 2020# find source path
24524f36 2021if test -f configure; then
f038cf3c 2022 source_path=.
c597172e 2023else
8477f2de 2024 source_path=$(cd $(dirname "$0"); pwd)
c597172e 2025 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 2026 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
2027 test -e "$source_path/config.h" &&
2028 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
2029fi
2030
13cbe2c0 2031for v in "$@"; do
b04251c5
MR
2032 r=${v#*=}
2033 l=${v%"$r"}
2034 r=$(sh_quote "$r")
29ba0911 2035 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 2036done
c597172e 2037
73ef8980
MR
2038find_things(){
2039 thing=$1
2040 pattern=$2
2041 file=$source_path/$3
932ccf39 2042 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
2043}
2044
2045ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
2046DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 2047HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
2048PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
2049BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
2050MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
2051DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
2052OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
2053INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 2054PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 2055FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 2056
54e75be4
DB
2057ALL_COMPONENTS="
2058 $BSF_LIST
2059 $DECODER_LIST
2060 $DEMUXER_LIST
2061 $ENCODER_LIST
2062 $FILTER_LIST
2063 $HWACCEL_LIST
2064 $INDEV_LIST
2065 $MUXER_LIST
2066 $OUTDEV_LIST
2067 $PARSER_LIST
2068 $PROTOCOL_LIST
2069"
2070
8469ae22
MR
2071for n in $COMPONENT_LIST; do
2072 v=$(toupper ${n%s})_LIST
2073 eval enable \$$v
2074 eval ${n}_if_any="\$$v"
2075done
2076
206a070d 2077enable $ARCH_EXT_LIST
c597172e
MR
2078
2079die_unknown(){
2080 echo "Unknown option \"$1\"."
2081 echo "See $0 --help for available options."
2082 exit 1
2083}
2084
7432e872
DB
2085print_3_columns() {
2086 cat | tr ' ' '\n' | sort | pr -r -3 -t
2087}
2088
794f8e97 2089show_list() {
bf0c4afa
RP
2090 suffix=_$1
2091 shift
7432e872 2092 echo $* | sed s/$suffix//g | print_3_columns
794f8e97
PI
2093 exit 0
2094}
2095
154caa67
MR
2096rand_list(){
2097 IFS=', '
2098 set -- $*
2099 unset IFS
2100 for thing; do
2101 comp=${thing%:*}
2102 prob=${thing#$comp}
2103 prob=${prob#:}
2104 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
2105 echo "prob ${prob:-0.5}"
2106 printf '%s\n' $comp
2107 done
2108}
2109
2110do_random(){
2111 action=$1
2112 shift
2113 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
2114 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2115}
2116
c597172e 2117for opt do
7483e694
DB
2118 optval="${opt#*=}"
2119 case "$opt" in
ea061af1
DB
2120 --extra-ldflags=*)
2121 add_ldflags $optval
7e9e7cc2 2122 ;;
ea061af1
DB
2123 --extra-libs=*)
2124 add_extralibs $optval
7e9e7cc2 2125 ;;
ea061af1
DB
2126 --disable-devices)
2127 disable $INDEV_LIST $OUTDEV_LIST
7e9e7cc2 2128 ;;
ea061af1
DB
2129 --enable-debug=*)
2130 debuglevel="$optval"
7e9e7cc2
MR
2131 ;;
2132 --disable-programs)
2133 disable $PROGRAM_LIST
2134 ;;
2135 --disable-everything)
2136 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2137 ;;
844c6852
DB
2138 --disable-all)
2139 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2140 disable $LIBRARY_LIST $PROGRAM_LIST doc
2141 ;;
7e9e7cc2
MR
2142 --enable-random|--disable-random)
2143 action=${opt%%-random}
2144 do_random ${action#--} $COMPONENT_LIST
2145 ;;
2146 --enable-random=*|--disable-random=*)
2147 action=${opt%%-random=*}
2148 do_random ${action#--} $optval
2149 ;;
2150 --enable-*=*|--disable-*=*)
2151 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
2152 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
2153 eval list=\$$(toupper $thing)_LIST
2154 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
2155 $action $(filter "$name" $list)
2156 ;;
2157 --enable-?*|--disable-?*)
2158 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2159 if is_in $option $COMPONENT_LIST; then
2160 test $action = disable && action=unset
2161 eval $action \$$(toupper ${option%s})_LIST
2162 elif is_in $option $CMDLINE_SELECT; then
2163 $action $option
2164 else
2165 die_unknown $opt
2166 fi
2167 ;;
2168 --list-*)
2169 NAME="${opt#--list-}"
2170 is_in $NAME $COMPONENT_LIST || die_unknown $opt
2171 NAME=${NAME%s}
2172 eval show_list $NAME \$$(toupper $NAME)_LIST
2173 ;;
2174 --help|-h) show_help
2175 ;;
2176 *)
2177 optname="${opt%%=*}"
2178 optname="${optname#--}"
2179 optname=$(echo "$optname" | sed 's/-/_/g')
2180 if is_in $optname $CMDLINE_SET; then
2181 eval $optname='$optval'
2182 elif is_in $optname $CMDLINE_APPEND; then
2183 append $optname "$optval"
2184 else
2185 die_unknown $opt
2186 fi
2187 ;;
7483e694 2188 esac
c597172e
MR
2189done
2190
bcea99bb
MR
2191disabled logging && logfile=/dev/null
2192
29ba0911 2193echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2194set >> $logfile
2195
9da6609f
MR
2196test -n "$cross_prefix" && enable cross_compile
2197
8d4c00ed
MR
2198if enabled cross_compile; then
2199 test -n "$arch" && test -n "$target_os" ||
2200 die "Must specify target arch and OS when cross-compiling"
2201fi
2202
121d78d0 2203ar_default="${cross_prefix}${ar_default}"
11e6d03a 2204cc_default="${cross_prefix}${cc_default}"
20e0ed95 2205nm_default="${cross_prefix}${nm_default}"
3f8040db 2206pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2207ranlib="${cross_prefix}${ranlib}"
adb2b908 2208
c5200f17
MR
2209sysinclude_default="${sysroot}/usr/include"
2210
aeeb782c 2211case "$toolchain" in
0fbb62a8
LB
2212 clang-asan)
2213 cc_default="clang"
19f251a2
LB
2214 add_cflags -fsanitize=address
2215 add_ldflags -fsanitize=address
0fbb62a8
LB
2216 ;;
2217 clang-tsan)
2218 cc_default="clang"
19f251a2
LB
2219 add_cflags -fsanitize=thread -pie
2220 add_ldflags -fsanitize=thread -pie
0fbb62a8 2221 ;;
0ba49d28
LB
2222 gcc-asan)
2223 cc_default="gcc"
2224 add_cflags -fsanitize=address
2225 add_ldflags -fsanitize=address
2226 ;;
2227 gcc-tsan)
2228 cc_default="gcc"
2229 add_cflags -fsanitize=thread -pie -fPIC
2230 add_ldflags -fsanitize=thread -pie -fPIC
2231 ;;
edfe609f
LB
2232 valgrind-massif)
2233 target_exec_default="valgrind"
2234 target_exec_args="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2235 ;;
b1ee8eec
RT
2236 valgrind-memcheck)
2237 target_exec_default="valgrind"
2238 target_exec_args="--track-origins=yes --leak-check=full"
2239 ;;
aeeb782c
MR
2240 msvc)
2241 cc_default="c99wrap cl"
2242 ld_default="c99wrap link"
2243 nm_default="dumpbin -symbols"
ac3a9b51 2244 ar_default="lib"
53e8cd68 2245 target_os_default="win32"
aeeb782c 2246 ;;
322e4194
AS
2247 icl)
2248 cc_default="c99wrap -noconv icl"
2249 ld_default="c99wrap xilink"
2250 nm_default="dumpbin -symbols"
2251 ar_default="xilib"
2252 target_os_default="win32"
2253 ;;
a862c7d3
RT
2254 gcov)
2255 add_cflags -fprofile-arcs -ftest-coverage
2256 add_ldflags -fprofile-arcs -ftest-coverage
2257 ;;
aeeb782c
MR
2258 ?*)
2259 die "Unknown toolchain $toolchain"
2260 ;;
2261esac
2262
b1ee8eec 2263set_default arch cc pkg_config sysinclude target_exec target_os
9da6609f
MR
2264enabled cross_compile || host_cc_default=$cc
2265set_default host_cc
13c7df3d 2266
762f95e4
MR
2267if ! $pkg_config --version >/dev/null 2>&1; then
2268 warn "$pkg_config not found, library detection may fail."
2269 pkg_config=false
2270fi
2271
82bb3329
MR
2272exesuf() {
2273 case $1 in
53e8cd68 2274 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2275 esac
2276}
2277
2278EXESUF=$(exesuf $target_os)
2279HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2280
e4e69e0b 2281# set temporary file name
a49d42c2 2282: ${TMPDIR:=$TEMPDIR}
c51fafa1 2283: ${TMPDIR:=$TMP}
a49d42c2 2284: ${TMPDIR:=/tmp}
e4e69e0b 2285
a210bce2 2286if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2287 # simple replacement for missing mktemp
2288 # NOT SAFE FOR GENERAL USE
2289 mktemp(){
09a5c245 2290 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2291 }
2292fi
2293
2294tmpfile(){
2295 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2296 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2297 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2298 append TMPFILES $tmp
2299 eval $1=$tmp
2300}
2301
2302trap 'rm -f -- $TMPFILES' EXIT
54460a83 2303
55127e7b 2304tmpfile TMPASM .asm
3e0b1c9a
DB
2305tmpfile TMPC .c
2306tmpfile TMPE $EXESUF
2307tmpfile TMPH .h
2308tmpfile TMPO .o
2309tmpfile TMPS .S
2310tmpfile TMPSH .sh
2311tmpfile TMPV .ver
54460a83
MR
2312
2313unset -f mktemp
e4e69e0b 2314
fb3c4ffc
MR
2315chmod +x $TMPE
2316
993f2d0f
MR
2317# make sure we can execute files in $TMPDIR
2318cat > $TMPSH 2>> $logfile <<EOF
2319#! /bin/sh
2320EOF
2321chmod +x $TMPSH >> $logfile 2>&1
2322if ! $TMPSH >> $logfile 2>&1; then
2323 cat <<EOF
2324Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2325variable to another directory and make sure that it is not mounted noexec.
2326EOF
2327 die "Sanity test failed."
2328fi
993f2d0f 2329
457cc333
MR
2330ccc_flags(){
2331 for flag; do
2332 case $flag in
2333 -std=c99) echo -c99 ;;
2334 -mcpu=*) echo -arch ${flag#*=} ;;
2335 -mieee) echo -ieee ;;
2336 -O*|-fast) echo $flag ;;
2337 -fno-math-errno) echo -assume nomath_errno ;;
2338 -g) echo -g3 ;;
2339 -Wall) echo -msg_enable level2 ;;
2340 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2341 -Wl,*) echo $flag ;;
2342 -f*|-W*) ;;
2343 *) echo $flag ;;
2344 esac
2345 done
2346}
2347
14fb9d3d 2348msvc_common_flags(){
dfa559bc
RB
2349 for flag; do
2350 case $flag in
14fb9d3d
AS
2351 # In addition to specifying certain flags under the compiler
2352 # specific filters, they must be specified here as well or else the
2353 # generic catch all at the bottom will print the original flag.
2354 -Wall) ;;
2355 -std=c99) ;;
2356 # Common flags
9f4a16c5 2357 -fomit-frame-pointer) ;;
dfa559bc 2358 -g) echo -Z7 ;;
dfa559bc
RB
2359 -fno-math-errno) ;;
2360 -fno-common) ;;
2361 -fno-signed-zeros) ;;
50640977 2362 -fPIC) ;;
9f30fb5a
MS
2363 -mthumb) ;;
2364 -march=*) ;;
dfa559bc 2365 -lz) echo zlib.lib ;;
bd680c7b
DB
2366 -lavifil32) echo vfw32.lib ;;
2367 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2368 -l*) echo ${flag#-l}.lib ;;
2369 *) echo $flag ;;
2370 esac
2371 done
2372}
2373
14fb9d3d
AS
2374msvc_flags(){
2375 msvc_common_flags "$@"
2376 for flag; do
2377 case $flag in
ace87c19 2378 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
14fb9d3d
AS
2379 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
2380 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
2381 -wd4996 -wd4273 ;;
2382 esac
2383 done
2384}
2385
2386icl_flags(){
2387 msvc_common_flags "$@"
2388 for flag; do
2389 case $flag in
2390 # Despite what Intel's documentation says -Wall, which is supported
2391 # on Windows, does enable remarks so disable them here.
2392 -Wall) echo $flag -Qdiag-disable:remark ;;
2393 -std=c99) echo -Qstd=c99 ;;
2394 esac
2395 done
2396}
2397
d0c6d424
MR
2398pgi_flags(){
2399 for flag; do
2400 case $flag in
643933f5 2401 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2402 -fomit-frame-pointer) echo -Mnoframe ;;
2403 -g) echo -gopt ;;
2404 *) echo $flag ;;
2405 esac
2406 done
2407}
2408
2409suncc_flags(){
2410 for flag; do
2411 case $flag in
2412 -march=*|-mcpu=*)
2413 case "${flag#*=}" in
2414 native) echo -xtarget=native ;;
2415 v9|niagara) echo -xarch=sparc ;;
2416 ultrasparc) echo -xarch=sparcvis ;;
2417 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2418 i586|pentium) echo -xchip=pentium ;;
2419 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2420 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2421 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2422 pentium4*) echo -xtarget=pentium4 ;;
2423 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2424 *-sse3) echo -xarch=sse3 ;;
2425 core2) echo -xarch=ssse3 -xchip=core2 ;;
f2ce813e
SM
2426 corei7) echo -xarch=sse4_2 -xchip=nehalem ;;
2427 corei7-avx) echo -xarch=avx -xchip=sandybridge ;;
b36f87ff 2428 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
ace87c19 2429 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
d0c6d424 2430 k8|opteron|athlon64|athlon-fx)
ace87c19
DB
2431 echo -xarch=sse2a ;;
2432 athlon*) echo -xarch=pentium_proa ;;
d0c6d424
MR
2433 esac
2434 ;;
2435 -std=c99) echo -xc99 ;;
2436 -fomit-frame-pointer) echo -xregs=frameptr ;;
2437 -fPIC) echo -KPIC -xcode=pic32 ;;
2438 -W*,*) echo $flag ;;
5e753ed5
SM
2439 -f*-*|-W*|-mimpure-text) ;;
2440 -shared) echo -G ;;
d0c6d424
MR
2441 *) echo $flag ;;
2442 esac
2443 done
2444}
2445
2446tms470_flags(){
2447 for flag; do
2448 case $flag in
2449 -march=*|-mcpu=*)
2450 case "${flag#*=}" in
2451 armv7-a|cortex-a*) echo -mv=7a8 ;;
2452 armv7-r|cortex-r*) echo -mv=7r4 ;;
2453 armv7-m|cortex-m*) echo -mv=7m3 ;;
2454 armv6*|arm11*) echo -mv=6 ;;
2455 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2456 echo -mv=5e ;;
2457 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2458 esac
2459 ;;
2460 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2461 -mfpu=vfp) echo --float_support=vfpv2 ;;
2462 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2463 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2464 -msoft-float) echo --float_support=vfplib ;;
2465 -O[0-3]|-mf=*) echo $flag ;;
2466 -g) echo -g -mn ;;
2467 -pds=*) echo $flag ;;
ad93dccb
MR
2468 -D*|-I*) echo $flag ;;
2469 --gcc|--abi=*) echo $flag ;;
2470 -me) echo $flag ;;
d0c6d424
MR
2471 esac
2472 done
2473}
2474
a758c5e2
MR
2475probe_cc(){
2476 pfx=$1
2477 _cc=$2
2478
8db73c61
MR
2479 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2480 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2481 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2482 _flags_filter=echo
2483
2484 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2485 _type=llvm_gcc
2486 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2487 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2488 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2489 _cflags_speed='-O3'
2490 _cflags_size='-Os'
2491 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2492 _type=gcc
2493 gcc_version=$($_cc --version | head -n1)
2494 gcc_basever=$($_cc -dumpversion)
2495 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2496 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2497 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2498 if ! $_cc -dumpversion | grep -q '^2\.'; then
2499 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2500 fi
2501 _cflags_speed='-O3'
2502 _cflags_size='-Os'
b2d688ea 2503 elif $_cc --version 2>/dev/null | grep -q ^icc; then
a758c5e2
MR
2504 _type=icc
2505 _ident=$($_cc --version | head -n1)
2506 _depflags='-MMD'
2507 _cflags_speed='-O3'
2508 _cflags_size='-Os'
2509 _cflags_noopt='-O1'
2510 elif $_cc -v 2>&1 | grep -q xlc; then
2511 _type=xlc
2512 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2513 _cflags_speed='-O5'
2514 _cflags_size='-O5 -qcompact'
2515 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2516 _type=ccc
2517 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2518 _DEPFLAGS='-M'
a758c5e2
MR
2519 _cflags_speed='-fast'
2520 _cflags_size='-O1'
457cc333 2521 _flags_filter=ccc_flags
a758c5e2
MR
2522 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2523 test -d "$sysroot" || die "No valid sysroot specified."
2524 _type=armcc
2525 _ident=$($_cc --vsn | head -n1)
2526 armcc_conf="$PWD/armcc.conf"
2527 $_cc --arm_linux_configure \
2528 --arm_linux_config_file="$armcc_conf" \
2529 --configure_sysroot="$sysroot" \
2530 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2531 die "Error creating armcc configuration file."
2532 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2533 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2534 as_default="${cross_prefix}gcc"
2535 _depflags='-MMD'
2536 _cflags_speed='-O3'
2537 _cflags_size='-Os'
0122118e 2538 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2539 _type=tms470
2540 _ident=$($_cc -version | head -n1 | tr -s ' ')
2541 _flags='--gcc --abi=eabi -me'
18031c49 2542 _cc_e='-ppl -fe=$@'
a758c5e2 2543 _cc_o='-fe=$@'
a758c5e2
MR
2544 _depflags='-ppa -ppd=$(@:.o=.d)'
2545 _cflags_speed='-O3 -mf=5'
2546 _cflags_size='-O3 -mf=2'
2547 _flags_filter=tms470_flags
2548 elif $_cc -v 2>&1 | grep -q clang; then
2549 _type=clang
2550 _ident=$($_cc --version | head -n1)
2551 _depflags='-MMD'
2552 _cflags_speed='-O3'
2553 _cflags_size='-Os'
2554 elif $_cc -V 2>&1 | grep -q Sun; then
2555 _type=suncc
2556 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2557 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2558 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2559 _ldflags='-std=c99'
2560 _cflags_speed='-O5'
2561 _cflags_size='-O5 -xspace'
2562 _flags_filter=suncc_flags
2563 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2564 _type=pathscale
2565 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2566 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2567 _cflags_speed='-O2'
2568 _cflags_size='-Os'
2569 _flags_filter='filter_out -Wdisabled-optimization'
2570 elif $_cc -v 2>&1 | grep -q Open64; then
2571 _type=open64
2572 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2573 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2574 _cflags_speed='-O2'
2575 _cflags_size='-Os'
2576 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2577 elif $_cc -V 2>&1 | grep -q Portland; then
2578 _type=pgi
2579 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2580 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2581 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2582 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2583 _cflags_noopt="-O1"
2584 _flags_filter=pgi_flags
dfa559bc
RB
2585 elif $_cc 2>&1 | grep -q Microsoft; then
2586 _type=msvc
2587 _ident=$($cc 2>&1 | head -n1)
2588 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2589 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2590 _cflags_speed="-O2"
2591 _cflags_size="-O1"
ace87c19
DB
2592 # Nonstandard output options, to avoid msys path conversion issues.
2593 # Relies on wrapper to remap it.
dfa559bc
RB
2594 if $_cc 2>&1 | grep -q Linker; then
2595 _ld_o='-out $@'
2596 else
2597 _ld_o='-Fe$@'
2598 fi
2599 _cc_o='-Fo $@'
a224b2cb 2600 _cc_e='-P -Fi $@'
dfa559bc
RB
2601 _flags_filter=msvc_flags
2602 _ld_lib='lib%.a'
2603 _ld_path='-libpath:'
2604 _flags='-nologo'
2605 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2606 if [ $pfx = hostcc ]; then
6a0200f2 2607 append _cflags -Dsnprintf=_snprintf
dfa559bc 2608 fi
322e4194
AS
2609 elif $_cc 2>&1 | grep -q Intel; then
2610 _type=icl
2611 _ident=$($cc 2>&1 | head -n1)
2612 _depflags='-QMMD -QMF$(@:.o=.d) -QMT$@'
ace87c19
DB
2613 # Not only is O3 broken on 13.x+ but it is slower on all previous
2614 # versions (tested) as well.
322e4194
AS
2615 _cflags_speed="-O2"
2616 _cflags_size="-O1 -Oi" # -O1 without -Oi miscompiles stuff
ace87c19
DB
2617 # Nonstandard output options, to avoid msys path conversion issues.
2618 # Relies on wrapper to remap it.
322e4194
AS
2619 if $_cc 2>&1 | grep -q Linker; then
2620 _ld_o='-out $@'
2621 else
2622 _ld_o='-Fe$@'
2623 fi
2624 _cc_o='-Fo $@'
2625 _cc_e='-P'
14fb9d3d 2626 _flags_filter=icl_flags
322e4194
AS
2627 _ld_lib='lib%.a'
2628 _ld_path='-libpath:'
ace87c19 2629 # -Qdiag-error to make icl error when seeing certain unknown arguments
60f09c04 2630 _flags='-nologo -Qdiag-error:4044,10157'
ace87c19
DB
2631 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
2632 # with MSVC which enables it by default.
e0d6e2fc 2633 _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
322e4194
AS
2634 if [ $pfx = hostcc ]; then
2635 append _cflags -Dsnprintf=_snprintf
2636 fi
aef6bd1b 2637 fi
a758c5e2
MR
2638
2639 eval ${pfx}_type=\$_type
2640 eval ${pfx}_ident=\$_ident
2641}
2642
2643set_ccvars(){
23565c26 2644 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2645 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2646 eval ${1}_O=\${_cc_o-\${${1}_O}}
2647
2648 if [ -n "$_depflags" ]; then
2649 eval ${1}_DEPFLAGS=\$_depflags
2650 else
2651 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2652 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2653 eval DEP${1}FLAGS=\$_flags
2654 fi
2655}
2656
2657probe_cc cc "$cc"
2658cflags_filter=$_flags_filter
2659cflags_speed=$_cflags_speed
2660cflags_size=$_cflags_size
2661cflags_noopt=$_cflags_noopt
2662add_cflags $_flags $_cflags
2663cc_ldflags=$_ldflags
2664set_ccvars CC
2665
2666probe_cc hostcc "$host_cc"
2667host_cflags_filter=$_flags_filter
a758c5e2 2668add_host_cflags $_flags $_cflags
a758c5e2 2669set_ccvars HOSTCC
629687f6 2670
851ffa80
MR
2671test -n "$cc_type" && enable $cc_type ||
2672 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2673
75bafbac 2674: ${as_default:=$cc}
50567afa 2675: ${dep_cc_default:=$cc}
684b28e0 2676: ${ld_default:=$cc}
095792f2
MR
2677: ${host_ld_default:=$host_cc}
2678set_default ar as dep_cc ld host_ld
75800dce 2679
a758c5e2
MR
2680probe_cc as "$as"
2681asflags_filter=$_flags_filter
2682add_asflags $_flags $_cflags
2683set_ccvars AS
2684
2685probe_cc ld "$ld"
2686ldflags_filter=$_flags_filter
2687add_ldflags $_flags $_ldflags
2688test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2689LD_O=${_ld_o-$LD_O}
8db73c61
MR
2690LD_LIB=${_ld_lib-$LD_LIB}
2691LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2692
095792f2
MR
2693probe_cc hostld "$host_ld"
2694host_ldflags_filter=$_flags_filter
2695add_host_ldflags $_flags $_ldflags
2696HOSTLD_O=${_ld_o-$HOSTLD_O}
2697
a758c5e2
MR
2698if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2699 probe_cc depcc "$dep_cc"
2700 CCDEP=${_DEPCMD:-$DEPCMD}
2701 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2702 DEPCCFLAGS=$_flags
2703fi
07dec06e 2704
3dbc777c
MR
2705if $ar 2>&1 | grep -q Microsoft; then
2706 arflags="-nologo"
2707 ar_o='-out:$@'
2708elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2709 arflags="rq"
2710 ar_o='$@'
4822ee3c
DB
2711elif $ar 2>&1 | grep -q 'Usage: ar.*-X.*any'; then
2712 arflags='-Xany -r -c'
2713 ar_o='$@'
3dbc777c
MR
2714else
2715 arflags="rc"
2716 ar_o='$@'
2717fi
2718
7f32f40c 2719add_cflags $extra_cflags
2f2e6c7c 2720add_asflags $extra_cflags
7f32f40c 2721
154d432c
MR
2722if test -n "$sysroot"; then
2723 case "$cc_type" in
00ba041c 2724 gcc|llvm_gcc|clang)
467256f2 2725 add_cppflags --sysroot="$sysroot"
154d432c
MR
2726 add_ldflags --sysroot="$sysroot"
2727 ;;
6fec122a
MR
2728 tms470)
2729 add_cppflags -I"$sysinclude"
2730 add_ldflags --sysroot="$sysroot"
2731 ;;
154d432c
MR
2732 esac
2733fi
2734
d22c13a8 2735if test "$cpu" = host; then
ace87c19
DB
2736 enabled cross_compile &&
2737 die "--cpu=host makes no sense when cross-compiling."
d22c13a8
MR
2738
2739 case "$cc_type" in
613a4e3f 2740 gcc|llvm_gcc)
d22c13a8
MR
2741 check_native(){
2742 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2743 sed -n "/cc1.*$1=/{
27ce1be8
MR
2744 s/.*$1=\\([^ ]*\\).*/\\1/
2745 p
2746 q
2747 }" $TMPE
d22c13a8
MR
2748 }
2749 cpu=$(check_native -march || check_native -mcpu)
2750 ;;
2751 esac
2752
ace87c19
DB
2753 test "${cpu:-host}" = host &&
2754 die "--cpu=host not supported with compiler $cc"
d22c13a8
MR
2755fi
2756
e939cedd
MR
2757# Deal with common $arch aliases
2758case "$arch" in
5873b623
MR
2759 aarch64|arm64)
2760 arch="aarch64"
2761 ;;
e939cedd
MR
2762 arm*)
2763 arch="arm"
2764 ;;
2acda282 2765 mips*|IP*)
e939cedd
MR
2766 arch="mips"
2767 ;;
a6e9d649 2768 parisc*|hppa*)
e939cedd
MR
2769 arch="parisc"
2770 ;;
56203596 2771 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2772 arch="ppc"
2773 ;;
e939cedd
MR
2774 s390|s390x)
2775 arch="s390"
2776 ;;
2777 sh4|sh)
2778 arch="sh4"
2779 ;;
4cd217c0 2780 sun4u|sparc*)
e939cedd 2781 arch="sparc"
e939cedd 2782 ;;
c75848cd
DB
2783 tilegx|tile-gx)
2784 arch="tilegx"
2785 ;;
d33ed7b3 2786 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2787 arch="x86"
2788 ;;
2789esac
2790
851ffa80 2791is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2792enable $arch
e939cedd 2793
df5cdc24 2794# Add processor-specific flags
9ebd45c2 2795if enabled aarch64; then
33db40f8
MR
2796
2797 case $cpu in
2798 armv*)
2799 cpuflags="-march=$cpu"
2800 ;;
2801 *)
2802 cpuflags="-mcpu=$cpu"
2803 ;;
2804 esac
2805
2806elif enabled alpha; then
2807
2808 cpuflags="-mcpu=$cpu"
2809
2810elif enabled arm; then
2811
1234c66a
MR
2812 check_arm_arch() {
2813 check_cpp_condition stddef.h \
2814 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
2815 $cpuflags
2816 }
2817
2818 probe_arm_arch() {
2819 if check_arm_arch 4; then echo armv4;
2820 elif check_arm_arch 4T; then echo armv4t;
2821 elif check_arm_arch 5; then echo armv5;
2822 elif check_arm_arch 5E; then echo armv5e;
2823 elif check_arm_arch 5T; then echo armv5t;
2824 elif check_arm_arch 5TE; then echo armv5te;
2825 elif check_arm_arch 5TEJ; then echo armv5te;
2826 elif check_arm_arch 6; then echo armv6;
2827 elif check_arm_arch 6J; then echo armv6j;
2828 elif check_arm_arch 6K; then echo armv6k;
2829 elif check_arm_arch 6Z; then echo armv6z;
2830 elif check_arm_arch 6ZK; then echo armv6zk;
2831 elif check_arm_arch 6T2; then echo armv6t2;
2832 elif check_arm_arch 7; then echo armv7;
2833 elif check_arm_arch 7A 7_A; then echo armv7-a;
2834 elif check_arm_arch 7R 7_R; then echo armv7-r;
2835 elif check_arm_arch 7M 7_M; then echo armv7-m;
2836 elif check_arm_arch 7EM 7E_M; then echo armv7-m;
2837 elif check_arm_arch 8A 8_A; then echo armv8-a;
2838 fi
2839 }
2840
2841 [ "$cpu" = generic ] && cpu=$(probe_arm_arch)
2842
33db40f8
MR
2843 case $cpu in
2844 armv*)
2845 cpuflags="-march=$cpu"
2846 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
2847 ;;
2848 *)
2849 cpuflags="-mcpu=$cpu"
2850 case $cpu in
2851 cortex-a*) subarch=armv7a ;;
2852 cortex-r*) subarch=armv7r ;;
2853 cortex-m*) enable thumb; subarch=armv7m ;;
2854 arm11*) subarch=armv6 ;;
2855 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2856 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
1234c66a 2857 *) subarch=$(probe_arm_arch) ;;
33db40f8
MR
2858 esac
2859 ;;
2860 esac
2861
f0fe245b
MR
2862 case "$subarch" in
2863 armv5t*) enable fast_clz ;;
2864 armv[6-8]*) enable fast_clz fast_unaligned ;;
2865 esac
2866
33db40f8
MR
2867elif enabled avr32; then
2868
2869 case $cpu in
2870 ap7[02]0[0-2])
2871 subarch="avr32_ap"
2872 cpuflags="-mpart=$cpu"
2873 ;;
2874 ap)
2875 subarch="avr32_ap"
2876 cpuflags="-march=$cpu"
2877 ;;
2878 uc3[ab]*)
2879 subarch="avr32_uc"
2880 cpuflags="-mcpu=$cpu"
2881 ;;
2882 uc)
2883 subarch="avr32_uc"
2884 cpuflags="-march=$cpu"
2885 ;;
2886 esac
2887
2888elif enabled bfin; then
2889
2890 cpuflags="-mcpu=$cpu"
2891
2892elif enabled mips; then
2893
2894 cpuflags="-march=$cpu"
2895
5d54c126 2896elif enabled ppc; then
343aef9b 2897
56348891
MR
2898 case $(tolower $cpu) in
2899 601|ppc601|powerpc601)
9dbd5c3d 2900 cpuflags="-mcpu=601"
64ad53ff 2901 disable altivec
9dbd5c3d 2902 ;;
56348891 2903 603*|ppc603*|powerpc603*)
9dbd5c3d 2904 cpuflags="-mcpu=603"
64ad53ff 2905 disable altivec
9dbd5c3d 2906 ;;
56348891 2907 604*|ppc604*|powerpc604*)
9dbd5c3d 2908 cpuflags="-mcpu=604"
64ad53ff 2909 disable altivec
9dbd5c3d 2910 ;;
56348891 2911 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2912 cpuflags="-mcpu=750"
64ad53ff 2913 disable altivec
9dbd5c3d 2914 ;;
56348891 2915 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2916 cpuflags="-mcpu=7450"
9dbd5c3d 2917 ;;
56348891 2918 74*|ppc74*|powerpc74*)
7f1fcaf0 2919 cpuflags="-mcpu=7400"
9dbd5c3d 2920 ;;
313f9fbf 2921 g5|970|ppc970|powerpc970)
7f1fcaf0 2922 cpuflags="-mcpu=970"
9dbd5c3d 2923 ;;
313f9fbf 2924 power[3-7]*)
7f1fcaf0 2925 cpuflags="-mcpu=$cpu"
313f9fbf 2926 ;;
56348891 2927 cell)
9dbd5c3d
MR
2928 cpuflags="-mcpu=cell"
2929 enable ldbrx
2930 ;;
4ab26cb4
DB
2931 e500mc)
2932 cpuflags="-mcpu=e500mc"
2933 disable altivec
2934 ;;
7b0b81a1
AL
2935 e500v2)
2936 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2937 disable altivec
2938 ;;
2939 e500)
2940 cpuflags="-mcpu=8540 -mhard-float"
2941 disable altivec
2942 ;;
9dbd5c3d 2943 esac
343aef9b 2944
33db40f8
MR
2945elif enabled sparc; then
2946
2947 case $cpu in
2948 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
2949 cpuflags="-mcpu=$cpu"
2950 disable vis
2951 ;;
2952 ultrasparc*|niagara[234])
2953 cpuflags="-mcpu=$cpu"
2954 ;;
2955 esac
2956
343aef9b
MR
2957elif enabled x86; then
2958
9dbd5c3d
MR
2959 case $cpu in
2960 i[345]86|pentium)
2961 cpuflags="-march=$cpu"
2962 disable mmx
2963 ;;
f54b5505 2964 # targets that do NOT support nopl and conditional mov (cmov)
9dbd5c3d
MR
2965 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2966 cpuflags="-march=$cpu"
f54b5505 2967 disable i686
9dbd5c3d 2968 ;;
f54b5505 2969 # targets that do support nopl and conditional mov (cmov)
f2ce813e 2970 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|corei7*|amdfam10|barcelona|atom|bdver*)
9dbd5c3d 2971 cpuflags="-march=$cpu"
f54b5505 2972 enable i686
9dbd5c3d
MR
2973 enable fast_cmov
2974 ;;
2975 # targets that do support conditional mov but on which it's slow
2976 pentium4|pentium4m|prescott|nocona)
2977 cpuflags="-march=$cpu"
f54b5505 2978 enable i686
9dbd5c3d
MR
2979 disable fast_cmov
2980 ;;
2981 esac
343aef9b 2982
343aef9b
MR
2983fi
2984
9ebd45c2
MR
2985if [ "$cpu" != generic ]; then
2986 add_cflags $cpuflags
2987 add_asflags $cpuflags
2988fi
df5cdc24 2989
993f2d0f
MR
2990# compiler sanity check
2991check_exec <<EOF
2992int main(void){ return 0; }
2993EOF
2994if test "$?" != 0; then
2995 echo "$cc is unable to create an executable file."
2996 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2997 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2998 echo "Only do this if you know what cross compiling means."
2999 fi
3000 die "C compiler test failed."
3001fi
3002
046f081b 3003add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 3004check_cflags -std=c99
50a334e4 3005check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
3006#include <stdlib.h>
3007EOF
50a334e4 3008check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
3009#include <stdlib.h>
3010EOF
e9b9a2f8 3011
f0125de9 3012check_host_cflags -std=c99
0a6db2a2 3013check_host_cflags -Wall
f0125de9 3014
d4c99513
MR
3015check_64bit(){
3016 arch32=$1
3017 arch64=$2
3018 expr=$3
3019 check_code cc "" "int test[2*($expr) - 1]" &&
3020 subarch=$arch64 || subarch=$arch32
3021}
3022
b24dbcbd 3023case "$arch" in
d11cb13b 3024 aarch64|alpha|ia64)
2acda282
MR
3025 spic=$shared
3026 ;;
3027 mips)
3028 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 3029 spic=$shared
b24dbcbd 3030 ;;
a6e9d649
MR
3031 parisc)
3032 check_64bit parisc parisc64 'sizeof(void *) > 4'
3033 spic=$shared
3034 ;;
56203596
MR
3035 ppc)
3036 check_64bit ppc ppc64 'sizeof(void *) > 4'
1944d532 3037 spic=$shared
56203596 3038 ;;
4cd217c0
MR
3039 sparc)
3040 check_64bit sparc sparc64 'sizeof(void *) > 4'
3041 spic=$shared
3042 ;;
e939cedd 3043 x86)
d4c99513 3044 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 3045 if test "$subarch" = "x86_64"; then
e939cedd 3046 spic=$shared
de27f4d9 3047 fi
b24dbcbd 3048 ;;
b24dbcbd
RP
3049esac
3050
343aef9b 3051enable $subarch
b1803c79 3052enabled spic && enable_weak pic
b24dbcbd 3053
7483e694 3054# OS specific
4f854758 3055case $target_os in
d3635f3a 3056 aix)
80ade798 3057 SHFLAGS=-shared
d3635f3a 3058 add_cppflags '-I\$(SRC_PATH)/compat/aix'
80ade798 3059 enabled shared && add_ldflags -Wl,-brtl
d3635f3a 3060 ;;
a1629e28 3061 haiku)
63ae7e7c 3062 prefix_default="/boot/common"
108caaaa 3063 network_extralibs="-lnetwork"
f59c4bd6 3064 host_libs=
a1629e28 3065 ;;
7483e694 3066 sunos)
9987769a 3067 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 3068 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 3069 network_extralibs="-lsocket -lnsl"
779222db 3070 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
3071 # When using suncc to build, the Solaris linker will mark
3072 # an executable with each instruction set encountered by
3073 # the Solaris assembler. As our libraries contain their own
3074 # guards for processor-specific code, instead suppress
3075 # generation of the HWCAPS ELF section on Solaris x86 only.
ace87c19
DB
3076 enabled_all suncc x86 &&
3077 echo "hwcap_1 = OVERRIDE;" > mapfile &&
3078 add_ldflags -Wl,-M,mapfile
2a8a860a 3079 nm_default='nm -P -g'
7483e694
DB
3080 ;;
3081 netbsd)
a1e4b3f6 3082 disable symver
07a8eef6
MR
3083 oss_indev_extralibs="-lossaudio"
3084 oss_outdev_extralibs="-lossaudio"
7483e694 3085 ;;
d488c3bc 3086 openbsd|bitrig)
a1e4b3f6 3087 disable symver
7483e694 3088 SHFLAGS='-shared'
69dca3a4 3089 SLIB_INSTALL_NAME='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
d5683aba 3090 SLIB_INSTALL_LINKS=
07a8eef6
MR
3091 oss_indev_extralibs="-lossaudio"
3092 oss_outdev_extralibs="-lossaudio"
7483e694 3093 ;;
a1e4b3f6 3094 dragonfly)
a1e4b3f6
MR
3095 disable symver
3096 ;;
3097 freebsd)
7483e694
DB
3098 ;;
3099 bsd/os)
355d81df 3100 add_extralibs -lpoll -lgnugetopt
7483e694
DB
3101 ;;
3102 darwin)
301ab19d 3103 gas="gas-preprocessor.pl $cc"
e08b8239 3104 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 3105 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 3106 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 3107 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
3108 SLIBSUF=".dylib"
3109 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3110 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
304d586d 3111 objformat="macho"
1b0f6fb8 3112 enabled x86_64 && objformat="macho64"
8dfa86f7 3113 enabled_any pic shared ||
2704bd1a 3114 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
3115 ;;
3116 mingw32*)
9d3f4f50 3117 if test $target_os = "mingw32ce"; then
1aa71e25
MS
3118 disable network
3119 else
3120 target_os=mingw32
3121 fi
dcc01c06 3122 LIBTARGET=i386
1fc9fb8a 3123 if enabled x86_64; then
417516f6 3124 LIBTARGET="i386:x86-64"
336cc1b0 3125 elif enabled arm; then
15c5156d 3126 LIBTARGET=arm-wince
dcc01c06 3127 fi
225a5f91
AS
3128 check_ldflags -Wl,--nxcompat
3129 check_ldflags -Wl,--dynamicbase
fbd971a4 3130 shlibdir_default="$bindir_default"
7483e694
DB
3131 SLIBPREF=""
3132 SLIBSUF=".dll"
7483e694
DB
3133 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3134 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
eb7018d2 3135 SLIB_EXTRA_CMD=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2f138f0b
MR
3136 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3137 SLIB_INSTALL_LINKS=
3138 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3139 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
eb7018d2 3140 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 3141 objformat="win32"
ec10a9ab 3142 dlltool="${cross_prefix}dlltool"
a3222470 3143 ranlib=:
bc574408 3144 enable dos_paths
7483e694 3145 ;;
53e8cd68 3146 win32|win64)
d66c52c2
MS
3147 if enabled shared; then
3148 # Link to the import library instead of the normal static library
3149 # for shared libs.
3150 LD_LIB='%.lib'
ace87c19 3151 # Cannot build shared and static libs at the same time with MSVC.
d66c52c2
MS
3152 disable static
3153 fi
3154 shlibdir_default="$bindir_default"
3155 SLIBPREF=""
3156 SLIBSUF=".dll"
3157 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3158 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3159 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3160 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3161 SLIB_INSTALL_LINKS=
3162 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
3163 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3164 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
3165 objformat="win32"
3166 ranlib=:
3167 enable dos_paths
3168 ;;
7483e694 3169 cygwin*)
4f854758 3170 target_os=cygwin
fbd971a4 3171 shlibdir_default="$bindir_default"
7483e694
DB
3172 SLIBPREF="cyg"
3173 SLIBSUF=".dll"
3174 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3175 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
3176 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
3177 SLIB_INSTALL_LINKS=
3178 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
3179 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 3180 objformat="win32"
bc574408 3181 enable dos_paths
7483e694 3182 ;;
4f365f37 3183 *-dos|freedos|opendos)
4f365f37 3184 network_extralibs="-lsocket"
ff1c015d 3185 objformat="coff"
bc574408 3186 enable dos_paths
a7a187a1 3187 add_cppflags -U__STRICT_ANSI__
4f365f37 3188 ;;
7483e694 3189 linux)
7483e694
DB
3190 enable dv1394
3191 ;;
3192 irix*)
4f854758 3193 target_os=irix
7483e694
DB
3194 ranlib="echo ignoring ranlib"
3195 ;;
d22e8442 3196 os/2*)
d22e8442 3197 ln_s="cp -f"
9297f1ed 3198 objformat="aout"
e14574eb 3199 add_cppflags -D_GNU_SOURCE
355d81df 3200 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 3201 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
287d3b13 3202 LIBSUF="_s.a"
d22e8442
DY
3203 SLIBPREF=""
3204 SLIBSUF=".dll"
3205 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3206 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 3207 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
3208 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
3209 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3210 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3211 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3212 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 3213 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 3214 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 3215 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 3216 enable dos_paths
d22e8442 3217 ;;
83993c1c 3218 gnu/kfreebsd)
3bd1eacd 3219 add_cppflags -D_BSD_SOURCE
83993c1c 3220 ;;
34e82167 3221 gnu)
34e82167 3222 ;;
d33ed7b3
MR
3223 qnx)
3224 add_cppflags -D_QNX_SOURCE
3225 network_extralibs="-lsocket"
3226 ;;
1c69c79f
MS
3227 symbian)
3228 SLIBSUF=".dll"
3229 enable dos_paths
e3bc07f4
MS
3230 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
3231 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
3232 add_ldflags -Wl,--target1-abs,--no-undefined \
3233 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
3234 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
3235 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
3236 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
3237 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 3238 ;;
fdd66609
MR
3239 osf1)
3240 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
fdd66609 3241 ;;
741a8b72
MR
3242 minix)
3243 ;;
4ebc6a74
MR
3244 plan9)
3245 add_cppflags -D_C99_SNPRINTF_EXTENSION \
3246 -D_REENTRANT_SOURCE \
3247 -D_RESEARCH_SOURCE \
3248 -DFD_SETSIZE=96 \
3249 -DHAVE_SOCK_OPTS
3250 add_compat strtod.o strtod=avpriv_strtod
3251 network_extralibs='-lbsd'
3252 exeobjs=compat/plan9/main.o
3253 disable avserver
4ebc6a74
MR
3254 cp_f='cp'
3255 ;;
614d8911
MR
3256 none)
3257 ;;
7483e694 3258 *)
4f924f9a 3259 die "Unknown OS '$target_os'."
7483e694
DB
3260 ;;
3261esac
3262
b797f3c4
MR
3263# determine libc flavour
3264
197252f1 3265# uclibc defines __GLIBC__, so it needs to be checked before glibc.
b797f3c4
MR
3266if check_cpp_condition features.h "defined __UCLIBC__"; then
3267 libc_type=uclibc
3bd1eacd 3268 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
3269elif check_cpp_condition features.h "defined __GLIBC__"; then
3270 libc_type=glibc
3bd1eacd 3271 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
29f1fa74
DB
3272# MinGW headers can be installed on Cygwin, so check for newlib first.
3273elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
3274 libc_type=newlib
3275 add_cppflags -U__STRICT_ANSI__
b797f3c4
MR
3276elif check_header _mingw.h; then
3277 libc_type=mingw
3278 check_cpp_condition _mingw.h \
3279 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
3280 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
3281 die "ERROR: MinGW runtime version must be >= 3.15."
759a3a21 3282 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
3283elif check_func_headers stdlib.h _get_doserrno; then
3284 libc_type=msvcrt
84e65c76
MR
3285 add_compat strtod.o strtod=avpriv_strtod
3286 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
3287 _snprintf=avpriv_snprintf \
3288 vsnprintf=avpriv_vsnprintf
0b6899f1
MS
3289 # The MSVC 2010 headers (Win 7.0 SDK) set _WIN32_WINNT to
3290 # 0x601 by default unless something else is set by the user.
3291 # This can easily lead to us detecting functions only present
3292 # in such new versions and producing binaries requiring windows 7.0.
3293 # Therefore explicitly set the default to XP unless the user has
3294 # set something else on the command line.
3295 check_cpp_condition stdlib.h "defined(_WIN32_WINNT)" || add_cppflags -D_WIN32_WINNT=0x0502
b797f3c4
MR
3296elif check_cpp_condition stddef.h "defined __KLIBC__"; then
3297 libc_type=klibc
5b2b0b91
MS
3298elif check_cpp_condition sys/cdefs.h "defined __BIONIC__"; then
3299 libc_type=bionic
3300 add_compat strtod.o strtod=avpriv_strtod
b797f3c4
MR
3301fi
3302
3303test -n "$libc_type" && enable $libc_type
3304
5ab432fa
MR
3305# hacks for compiler/libc/os combinations
3306
3307if enabled_all tms470 glibc; then
b6f8d635 3308 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
3309 add_cppflags -D__USER_LABEL_PREFIX__=
3310 add_cppflags -D__builtin_memset=memset
3311 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
3312 add_cflags -pds=48 # incompatible redefinition of macro
3313fi
3314
457cc333
MR
3315if enabled_all ccc glibc; then
3316 add_ldflags -Wl,-z,now # calls to libots crash without this
3317fi
3318
6555acad
MR
3319esc(){
3320 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'