configure: properly support DEC/Compaq compiler
[libav.git] / configure
CommitLineData
aeb29222 1#!/bin/sh
0f3cb305 2#
070c5d0f 3# Libav configure script
f57620d5 4#
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5# Copyright (c) 2000-2002 Fabrice Bellard
6# Copyright (c) 2005-2008 Diego Biurrun
7# Copyright (c) 2005-2008 Mans Rullgard
0f3cb305 8#
cf9d24ad 9
31e647f8 10# Prevent locale nonsense from breaking basic text processing.
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11LC_ALL=C
12export LC_ALL
31e647f8 13
cde2d79a 14# make sure we are running under a compatible shell
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15# try to make this part work with most shells
16
17try_exec(){
0dbe81bb 18 echo "Trying shell $1"
2270b4b2 19 type "$1" > /dev/null 2>&1 && exec "$@"
c21d6325
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20}
21
5237ce67 22unset foo
2270b4b2 23(: ${foo%%bar}) 2> /dev/null
0dbe81bb
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24E1="$?"
25
2270b4b2 26(: ${foo?}) 2> /dev/null
0dbe81bb
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27E2="$?"
28
29if test "$E1" != 0 || test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
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31 export FF_CONF_EXEC
32 if test "0$FF_CONF_EXEC" -lt 1; then
33 FF_CONF_EXEC=1
34 try_exec bash "$0" "$@"
35 fi
36 if test "0$FF_CONF_EXEC" -lt 2; then
37 FF_CONF_EXEC=2
38 try_exec ksh "$0" "$@"
39 fi
40 if test "0$FF_CONF_EXEC" -lt 3; then
41 FF_CONF_EXEC=3
42 try_exec /usr/xpg4/bin/sh "$0" "$@"
cde2d79a
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43 fi
44 echo "No compatible shell script interpreter found."
fc53da20 45 echo "This configure script requires a POSIX-compatible shell"
c21d6325 46 echo "such as bash or ksh."
070c5d0f 47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
505dfb09 48 echo "Instead, install a working POSIX-compatible shell."
070c5d0f 49 echo "Disabling this configure test will create a broken Libav."
c21d6325
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50 if test "$BASH_VERSION" = '2.04.0(1)-release'; then
51 echo "This bash version ($BASH_VERSION) is broken on your platform."
52 echo "Upgrade to a later version if available."
53 fi
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54 exit 1
55fi
56
a77f01c7
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57test -d /usr/xpg4/bin && PATH=/usr/xpg4/bin:$PATH
58
74c53c2d 59show_help(){
f69f51b3 60 cat <<EOF
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61Usage: configure [options]
62Options: [defaults in brackets after descriptions]
63
3b327a4b 64Help options:
06454877 65 --help print this message
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66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
77
78Standard options:
19bd477d 79 --logfile=FILE log tests and output to FILE [config.log]
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80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
6291d7e4 83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
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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]
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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
103
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104Program options:
105 --disable-programs do not build command line programs
6291d7e4 106 --disable-avconv disable avconv build
266463da 107 --disable-avplay disable avplay build
9e12f0bf 108 --disable-avprobe disable avprobe build
4d58e4cb 109 --disable-avserver disable avserver build
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110
111Component options:
112 --disable-doc do not build documentation
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113 --disable-avdevice disable libavdevice build
114 --disable-avcodec disable libavcodec build
115 --disable-avformat disable libavformat build
116 --disable-swscale disable libswscale build
cccc039f 117 --disable-avfilter disable video filter support [no]
c8af852b 118 --disable-avresample disable libavresample build [no]
0dbfc1db 119 --disable-pthreads disable pthreads [auto]
7b7b220c 120 --disable-w32threads disable Win32 threads [auto]
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121 --enable-x11grab enable X11 grabbing [no]
122 --disable-network disable network support [no]
7f3f5f46 123 --disable-dct disable DCT code
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124 --disable-dwt disable DWT code
125 --disable-lsp disable LSP code
2a91ada8 126 --disable-lzo disable LZO decoder code
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127 --disable-mdct disable MDCT code
128 --disable-rdft disable RDFT code
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129 --disable-fft disable FFT code
130 --enable-dxva2 enable DXVA2 code
dcb73592 131 --enable-vaapi enable VAAPI code
ac3dbb4d 132 --enable-vda enable VDA code
e8f6bd4b 133 --enable-vdpau enable VDPAU code
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134
135Individual component options:
bb55e3a3 136 --disable-everything disable all components listed below
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137 --disable-encoder=NAME disable encoder NAME
138 --enable-encoder=NAME enable encoder NAME
139 --disable-encoders disable all encoders
140 --disable-decoder=NAME disable decoder NAME
141 --enable-decoder=NAME enable decoder NAME
142 --disable-decoders disable all decoders
143 --disable-hwaccel=NAME disable hwaccel NAME
144 --enable-hwaccel=NAME enable hwaccel NAME
145 --disable-hwaccels disable all hwaccels
146 --disable-muxer=NAME disable muxer NAME
147 --enable-muxer=NAME enable muxer NAME
148 --disable-muxers disable all muxers
149 --disable-demuxer=NAME disable demuxer NAME
150 --enable-demuxer=NAME enable demuxer NAME
151 --disable-demuxers disable all demuxers
152 --enable-parser=NAME enable parser NAME
153 --disable-parser=NAME disable parser NAME
154 --disable-parsers disable all parsers
155 --enable-bsf=NAME enable bitstream filter NAME
156 --disable-bsf=NAME disable bitstream filter NAME
157 --disable-bsfs disable all bitstream filters
158 --enable-protocol=NAME enable protocol NAME
159 --disable-protocol=NAME disable protocol NAME
160 --disable-protocols disable all protocols
3b327a4b 161 --enable-indev=NAME enable input device NAME
06454877 162 --disable-indev=NAME disable input device NAME
06454877 163 --disable-indevs disable input devices
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164 --enable-outdev=NAME enable output device NAME
165 --disable-outdev=NAME disable output device NAME
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166 --disable-outdevs disable output devices
167 --disable-devices disable all devices
168 --enable-filter=NAME enable filter NAME
169 --disable-filter=NAME disable filter NAME
170 --disable-filters disable all filters
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171
172External library support:
173 --enable-avisynth enable reading of AVISynth script files [no]
174 --enable-bzlib enable bzlib [autodetect]
47941088 175 --enable-frei0r enable frei0r video filtering
bc8c1395 176 --enable-gnutls enable gnutls [no]
e417d80d 177 --enable-libcdio enable audio CD grabbing with libcdio
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178 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
179 and libraw1394 [no]
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180 --enable-libfaac enable AAC encoding via libfaac [no]
181 --enable-libfdk-aac enable AAC encoding via libfdk-aac [no]
a5b64584 182 --enable-libfreetype enable libfreetype [no]
c547e5ff 183 --enable-libgsm enable GSM de/encoding via libgsm [no]
3641b048 184 --enable-libilbc enable iLBC de/encoding via libilbc [no]
06454877 185 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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186 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
187 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
188 --enable-libopencv enable video filtering via libopencv [no]
453c02f9 189 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
44617d6e 190 --enable-libopus enable Opus decoding via libopus [no]
7c922411 191 --enable-libpulse enable Pulseaudio input via libpulse [no]
0f943ce6 192 --enable-librtmp enable RTMP[E] support via librtmp [no]
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193 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
194 --enable-libspeex enable Speex de/encoding via libspeex [no]
06454877 195 --enable-libtheora enable Theora encoding via libtheora [no]
d89e738a 196 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
f502ff3f 197 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
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198 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
199 --enable-libvpx enable VP8 de/encoding via libvpx [no]
06454877 200 --enable-libx264 enable H.264 encoding via x264 [no]
de295976 201 --enable-libxavs enable AVS encoding via xavs [no]
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202 --enable-libxvid enable Xvid encoding via xvidcore,
203 native MPEG-4/Xvid encoder exists [no]
a060866f 204 --enable-openssl enable openssl [no]
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205 --enable-zlib enable zlib [autodetect]
206
207Advanced options (experts only):
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208 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
209 --enable-cross-compile assume a cross-compiler is used
210 --sysroot=PATH root of cross-build tree
211 --sysinclude=PATH location of cross-build system headers
212 --target-os=OS compiler targets OS [$target_os]
213 --target-exec=CMD command to run executables on target
214 --target-path=DIR path to view of build directory on target
aeeb782c 215 --toolchain=NAME set tool defaults according to NAME
06454877 216 --nm=NM use nm tool
121d78d0 217 --ar=AR use archive tool AR [$ar_default]
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218 --as=AS use assembler AS [$as_default]
219 --cc=CC use C compiler CC [$cc_default]
193cdd9a 220 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
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221 --ld=LD use linker LD
222 --host-cc=HOSTCC use host C compiler HOSTCC
223 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
095792f2 224 --host-ld=HOSTLD use host linker HOSTLD
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225 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
226 --host-libs=HLIBS use libs HLIBS when linking for host
193cdd9a 227 --host-os=OS compiler host OS [$target_os]
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228 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
229 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
230 --extra-libs=ELIBS add ELIBS [$ELIBS]
231 --extra-version=STRING version string suffix []
193cdd9a 232 --optflags=OPTFLAGS override optimization-related compiler flags
06454877 233 --build-suffix=SUFFIX library name suffix []
3b327a4b 234 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
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235 --arch=ARCH select architecture [$arch]
236 --cpu=CPU select the minimum required CPU (affects
237 instruction selection, may crash on older CPUs)
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238 --enable-pic build position-independent code
239 --enable-sram allow use of on-chip SRAM
193cdd9a 240 --enable-thumb compile for Thumb instruction set
3b327a4b 241 --disable-symver disable symbol versioning
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242 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
243 --disable-safe-bitstream-reader
244 disable buffer boundary checking in bitreaders
245 (faster, but may crash)
246 --enable-memalign-hack emulate memalign, interferes with memory debuggers
65d12900 247 --enable-lto use link-time optimization
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248
249Optimization options (experts only):
c8a4ae00 250 --disable-asm disable all assembler optimizations
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251 --disable-altivec disable AltiVec optimizations
252 --disable-amd3dnow disable 3DNow! optimizations
253 --disable-amd3dnowext disable 3DNow! extended optimizations
254 --disable-mmx disable MMX optimizations
239fdf1b 255 --disable-mmxext disable MMXEXT optimizations
06454877 256 --disable-sse disable SSE optimizations
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257 --disable-sse2 disable SSE2 optimizations
258 --disable-sse3 disable SSE3 optimizations
06454877 259 --disable-ssse3 disable SSSE3 optimizations
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260 --disable-sse4 disable SSE4 optimizations
261 --disable-sse42 disable SSE4.2 optimizations
87f1355f 262 --disable-avx disable AVX optimizations
79687079 263 --disable-fma4 disable FMA4 optimizations
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264 --disable-armv5te disable armv5te optimizations
265 --disable-armv6 disable armv6 optimizations
266 --disable-armv6t2 disable armv6t2 optimizations
267 --disable-armvfp disable ARM VFP optimizations
5ea20630 268 --disable-neon disable NEON optimizations
06454877 269 --disable-vis disable VIS optimizations
afb5ed55 270 --disable-inline-asm disable use of inline assembler
06454877 271 --disable-yasm disable use of yasm assembler
06454877 272
070c5d0f 273Developer options (useful when working on Libav itself):
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274 --disable-debug disable debugging symbols
275 --enable-debug=LEVEL set the debug level [$debuglevel]
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276 --disable-optimizations disable compiler optimizations
277 --enable-extra-warnings enable more compiler warnings
52b3cc60 278 --samples=PATH location of test samples for FATE, if not set use
9309bdfe 279 \$LIBAV_SAMPLES at make invocation time.
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280 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
281 should be used only for debugging purposes)
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282 --enable-random randomly enable/disable components
283 --disable-random
284 --enable-random=LIST randomly enable/disable specific components or
285 --disable-random=LIST component groups. LIST is a comma-separated list
286 of NAME[:PROB] entries where NAME is a component
287 (group) and PROB the probability associated with
288 NAME (default 0.5).
289 --random-seed=VALUE seed value for --enable/disable-random
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290
291NOTE: Object files are built at the place where configure is launched.
292EOF
60e8bc13 293 exit 0
74c53c2d 294}
cf9d24ad 295
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296quotes='""'
297
57bd82d4 298log(){
2270b4b2 299 echo "$@" >> $logfile
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300}
301
720c69da 302log_file(){
c8e9f801 303 log BEGIN $1
2270b4b2 304 pr -n -t $1 >> $logfile
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305 log END $1
306}
307
2ba042a7 308echolog(){
c8e9f801 309 log "$@"
57bd82d4 310 echo "$@"
2ba042a7
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311}
312
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313warn(){
314 log "WARNING: $*"
315 WARNINGS="${WARNINGS}WARNING: $*\n"
316}
317
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318die(){
319 echolog "$@"
320 cat <<EOF
d326cf7f 321
2ba042a7 322If you think configure made a mistake, make sure you are using the latest
4a6a21f5 323version from Git. If the latest version fails, report the problem to the
070c5d0f 324libav-user@libav.org mailing list or IRC #libav on irc.freenode.net.
2ba042a7 325EOF
e155a21a 326 if disabled logging; then
2ba042a7 327 cat <<EOF
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328Rerun configure with logging enabled (do not use --disable-logging), and
329include the log this produces with your report.
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330EOF
331 else
f69f51b3 332 cat <<EOF
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333Include the log file "$logfile" produced by configure as this will help
334solving the problem.
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335EOF
336 fi
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337 exit 1
338}
339
6c6007d6 340# Avoid locale weirdness, besides we really just want to translate ASCII.
44161118 341toupper(){
6c6007d6 342 echo "$@" | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
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343}
344
4a5444db 345tolower(){
6c6007d6 346 echo "$@" | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
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347}
348
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349c_escape(){
350 echo "$*" | sed 's/["\\]/\\\0/g'
351}
352
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353sh_quote(){
354 v=$(echo "$1" | sed "s/'/'\\\\''/g")
d72c981c 355 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v="'$v'"
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356 echo "$v"
357}
358
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359cleanws(){
360 echo "$@" | sed 's/^ *//;s/ */ /g;s/ *$//'
361}
362
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363filter(){
364 pat=$1
365 shift
366 for v; do
98ef6079 367 eval "case $v in $pat) echo $v ;; esac"
be8f2501
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368 done
369}
370
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371filter_out(){
372 pat=$1
373 shift
374 for v; do
375 eval "case $v in $pat) ;; *) echo $v ;; esac"
376 done
377}
378
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379map(){
380 m=$1
381 shift
e0e335a0 382 for v; do eval $m; done
36e2dea0
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383}
384
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385add_suffix(){
386 suffix=$1
387 shift
388 for v; do echo ${v}${suffix}; done
389}
390
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391set_all(){
392 value=$1
393 shift
394 for var in $*; do
395 eval $var=$value
396 done
397}
398
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399set_weak(){
400 value=$1
401 shift
402 for var; do
403 eval : \${$var:=$value}
404 done
405}
406
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407set_safe(){
408 var=$1
409 shift
410 eval $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')='$*'
411}
412
413get_safe(){
414 eval echo \$$(echo "$1" | sed 's/[^A-Za-z0-9_]/_/g')
415}
416
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417pushvar(){
418 for var in $*; do
419 eval level=\${${var}_level:=0}
420 eval ${var}_${level}="\$$var"
421 eval ${var}_level=$(($level+1))
422 done
423}
424
425popvar(){
426 for var in $*; do
427 eval level=\${${var}_level:-0}
428 test $level = 0 && continue
429 eval level=$(($level-1))
430 eval $var="\${${var}_${level}}"
431 eval ${var}_level=$level
432 eval unset ${var}_${level}
433 done
434}
435
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436enable(){
437 set_all yes $*
438}
439
440disable(){
441 set_all no $*
442}
443
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444enable_weak(){
445 set_weak yes $*
446}
447
448disable_weak(){
449 set_weak no $*
450}
451
72702705 452enable_safe(){
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453 for var; do
454 enable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
455 done
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456}
457
458disable_safe(){
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459 for var; do
460 disable $(echo "$var" | sed 's/[^A-Za-z0-9_]/_/g')
461 done
72702705
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462}
463
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464do_enable_deep(){
465 for var; do
466 enabled $var && continue
467 eval sel="\$${var}_select"
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468 eval sgs="\$${var}_suggest"
469 pushvar var sgs
f9d328da 470 enable_deep $sel
c510c7b5
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471 popvar sgs
472 enable_deep_weak $sgs
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473 popvar var
474 done
475}
476
477enable_deep(){
478 do_enable_deep $*
479 enable $*
480}
481
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482enable_deep_weak(){
483 do_enable_deep $*
484 enable_weak $*
485}
486
57bd82d4 487enabled(){
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488 test "${1#!}" = "$1" && op== || op=!=
489 eval test "x\$${1#!}" $op "xyes"
44161118
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490}
491
37970ebf 492disabled(){
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493 test "${1#!}" = "$1" && op== || op=!=
494 eval test "x\$${1#!}" $op "xno"
37970ebf
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495}
496
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497enabled_all(){
498 for opt; do
499 enabled $opt || return 1
500 done
501}
502
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503disabled_all(){
504 for opt; do
505 disabled $opt || return 1
506 done
507}
508
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509enabled_any(){
510 for opt; do
511 enabled $opt && return 0
512 done
513}
514
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515disabled_any(){
516 for opt; do
517 disabled $opt && return 0
518 done
f7b230a7 519 return 1
85bca2c5
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520}
521
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522set_default(){
523 for opt; do
88268e94 524 eval : \${$opt:=\$${opt}_default}
c9d19248
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525 done
526}
527
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528is_in(){
529 value=$1
530 shift
531 for var in $*; do
532 [ $var = $value ] && return 0
533 done
534 return 1
535}
536
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537check_deps(){
538 for cfg; do
3250003c 539 cfg="${cfg#!}"
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540 enabled ${cfg}_checking && die "Circular dependency for $cfg."
541 disabled ${cfg}_checking && continue
542 enable ${cfg}_checking
543
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544 eval dep_all="\$${cfg}_deps"
545 eval dep_any="\$${cfg}_deps_any"
7ef3425f 546 eval dep_sel="\$${cfg}_select"
c510c7b5 547 eval dep_sgs="\$${cfg}_suggest"
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548 eval dep_ifa="\$${cfg}_if"
549 eval dep_ifn="\$${cfg}_if_any"
799c9e9b 550
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551 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
552 check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
553 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
799c9e9b 554
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555 [ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
556 [ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
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557 enabled_all $dep_all || disable $cfg
558 enabled_any $dep_any || disable $cfg
7ef3425f 559 disabled_any $dep_sel && disable $cfg
799c9e9b 560
4ec45764
RP
561 if enabled $cfg; then
562 eval dep_extralibs="\$${cfg}_extralibs"
563 test -n "$dep_extralibs" && add_extralibs $dep_extralibs
f9d328da 564 enable_deep $dep_sel
c510c7b5 565 enable_deep_weak $dep_sgs
4ec45764
RP
566 fi
567
799c9e9b 568 disable ${cfg}_checking
30fd06be
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569 done
570}
571
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572print_config(){
573 pfx=$1
72cfcf41
MR
574 files=$2
575 shift 2
f454e879
MR
576 map 'eval echo "$v \${$v:-no}"' "$@" |
577 awk "BEGIN { split(\"$files\", files) }
578 {
579 c = \"$pfx\" toupper(\$1);
580 v = \$2;
581 sub(/yes/, 1, v);
582 sub(/no/, 0, v);
583 for (f in files) {
584 file = files[f];
585 if (file ~ /\\.h\$/) {
586 printf(\"#define %s %d\\n\", c, v) >>file;
587 } else if (file ~ /\\.asm\$/) {
588 printf(\"%%define %s %d\\n\", c, v) >>file;
589 } else if (file ~ /\\.mak\$/) {
d16c4aeb 590 n = -v ? \"\" : \"!\";
f454e879
MR
591 printf(\"%s%s=yes\\n\", n, c) >>file;
592 }
593 }
594 }"
57bd82d4
MR
595}
596
31c0121d 597print_enabled(){
31c0121d
MR
598 suf=$1
599 shift
600 for v; do
9eda2a85 601 enabled $v && printf "%s\n" ${v%$suf};
31c0121d
MR
602 done
603}
604
57bd82d4
MR
605append(){
606 var=$1
607 shift
57bd82d4
MR
608 eval "$var=\"\$$var $*\""
609}
610
60361817
MR
611prepend(){
612 var=$1
613 shift
614 eval "$var=\"$* \$$var\""
615}
616
50a334e4 617add_cppflags(){
cd52ec95 618 append CPPFLAGS "$@"
50a334e4
MR
619}
620
57bd82d4 621add_cflags(){
01d31e16 622 append CFLAGS $($cflags_filter "$@")
57bd82d4
MR
623}
624
2f2e6c7c 625add_asflags(){
01d31e16 626 append ASFLAGS $($asflags_filter "$@")
2f2e6c7c
MR
627}
628
57bd82d4 629add_ldflags(){
64933b6c 630 append LDFLAGS $($ldflags_filter "$@")
57bd82d4
MR
631}
632
633add_extralibs(){
64933b6c 634 prepend extralibs $($ldflags_filter "$@")
57bd82d4
MR
635}
636
6c3fa06a
MR
637add_host_cflags(){
638 append host_cflags $($host_cflags_filter "$@")
639}
640
641add_host_ldflags(){
642 append host_ldflags $($host_ldflags_filter "$@")
643}
644
84e65c76
MR
645add_compat(){
646 append compat_objs $1
647 shift
648 map 'add_cppflags -D$v' "$@"
649}
650
b0cfb663 651check_cmd(){
b3cb5d51 652 log "$@"
2270b4b2 653 "$@" >> $logfile 2>&1
b0cfb663
MR
654}
655
b2704a65
MR
656cc_o(){
657 eval printf '%s\\n' $CC_O
658}
659
18031c49
MR
660cc_e(){
661 eval printf '%s\\n' $CC_E
662}
663
dcd479c0 664check_cc(){
57bd82d4 665 log check_cc "$@"
2270b4b2 666 cat > $TMPC
720c69da 667 log_file $TMPC
23565c26 668 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $CC_C $(cc_o $TMPO) $TMPC
57bd82d4
MR
669}
670
671check_cpp(){
672 log check_cpp "$@"
2270b4b2 673 cat > $TMPC
720c69da 674 log_file $TMPC
18031c49 675 check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
dcd479c0
MR
676}
677
df0d6341
MR
678as_o(){
679 eval printf '%s\\n' $AS_O
680}
681
f65883c8
MR
682check_as(){
683 log check_as "$@"
684 cat > $TMPC
685 log_file $TMPC
df0d6341 686 check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPC
f65883c8
MR
687}
688
575db883
DB
689check_inline_asm(){
690 log check_inline_asm "$@"
940f335a 691 name="$1"
3784e82e 692 code="$2"
940f335a 693 shift 2
49214f61
MR
694 disable $name
695 check_as "$@" <<EOF && enable $name
3784e82e 696void foo(void){ __asm__ volatile($code); }
940f335a
MR
697EOF
698}
699
304d586d
LM
700check_yasm(){
701 log check_yasm "$@"
702 echo "$1" > $TMPS
703 log_file $TMPS
704 shift 1
705 check_cmd $yasmexe $YASMFLAGS "$@" -o $TMPO $TMPS
706}
707
29b64b68
MR
708ld_o(){
709 eval printf '%s\\n' $LD_O
710}
711
dcd479c0 712check_ld(){
57bd82d4 713 log check_ld "$@"
66a1ccd7
MR
714 flags=$(filter_out '-l*' "$@")
715 libs=$(filter '-l*' "$@")
01d31e16 716 check_cc $($cflags_filter $flags) || return
64933b6c
MR
717 flags=$($ldflags_filter $flags)
718 libs=$($ldflags_filter $libs)
29b64b68 719 check_cmd $ld $LDFLAGS $flags $(ld_o $TMPE) $TMPO $libs $extralibs
dcd479c0
MR
720}
721
5adc829e
MR
722check_code(){
723 log check_code "$@"
724 check=$1
725 headers=$2
726 code=$3
727 shift 3
728 {
729 for hdr in $headers; do
730 echo "#include <$hdr>"
731 done
732 echo "int main(void) { $code; return 0; }"
733 } | check_$check "$@"
734}
735
50a334e4
MR
736check_cppflags(){
737 log check_cppflags "$@"
caf458dd 738 check_cc "$@" <<EOF && append CPPFLAGS "$@"
50a334e4
MR
739int x;
740EOF
741}
742
dcd479c0 743check_cflags(){
57bd82d4 744 log check_cflags "$@"
01d31e16 745 set -- $($cflags_filter "$@")
caf458dd 746 check_cc "$@" <<EOF && append CFLAGS "$@"
dcd479c0
MR
747int x;
748EOF
749}
750
2ed46eea
MR
751test_ldflags(){
752 log test_ldflags "$@"
753 check_ld "$@" <<EOF
c23a0ac8 754int main(void){ return 0; }
dcd479c0
MR
755EOF
756}
757
2ed46eea
MR
758check_ldflags(){
759 log check_ldflags "$@"
760 test_ldflags "$@" && add_ldflags "$@"
761}
762
dcd479c0 763check_header(){
57bd82d4 764 log check_header "$@"
dcd479c0
MR
765 header=$1
766 shift
b77df637
MR
767 disable_safe $header
768 check_cpp "$@" <<EOF && enable_safe $header
dcd479c0
MR
769#include <$header>
770int x;
771EOF
772}
773
774check_func(){
57bd82d4 775 log check_func "$@"
dcd479c0
MR
776 func=$1
777 shift
d8bc5f06
MR
778 disable $func
779 check_ld "$@" <<EOF && enable $func
dcd479c0 780extern int $func();
c23a0ac8 781int main(void){ $func(); }
dcd479c0
MR
782EOF
783}
784
645d2652 785check_mathfunc(){
6b73c0ae 786 log check_mathfunc "$@"
645d2652 787 func=$1
1aa07aa2
MR
788 narg=$2
789 shift 2
790 test $narg = 2 && args="f, g" || args="f"
645d2652
MR
791 disable $func
792 check_ld "$@" <<EOF && enable $func
793#include <math.h>
1aa07aa2 794float foo(float f, float g) { return $func($args); }
33bd38db 795int main(void){ return 0; }
645d2652
MR
796EOF
797}
798
2446d3d6
DB
799check_func_headers(){
800 log check_func_headers "$@"
f8d7b072 801 headers=$1
edaf1ae2 802 funcs=$2
f8d7b072 803 shift 2
edaf1ae2
MR
804 {
805 for hdr in $headers; do
806 echo "#include <$hdr>"
807 done
808 for func in $funcs; do
809 echo "long check_$func(void) { return (long) $func; }"
810 done
811 echo "int main(void) { return 0; }"
812 } | check_ld "$@" && enable $funcs && enable_safe $headers
f8d7b072
MR
813}
814
a5344cf7
SS
815check_cpp_condition(){
816 log check_cpp_condition "$@"
817 header=$1
818 condition=$2
f855b7b9 819 shift 2
cd52ec95 820 check_cpp "$@" <<EOF
a5344cf7
SS
821#include <$header>
822#if !($condition)
823#error "unsatisfied condition: $condition"
824#endif
825EOF
826}
827
57bd82d4
MR
828check_lib(){
829 log check_lib "$@"
830 header="$1"
831 func="$2"
832 shift 2
84400e9d 833 check_header $header && check_func $func "$@" && add_extralibs "$@"
57bd82d4
MR
834}
835
f8d7b072
MR
836check_lib2(){
837 log check_lib2 "$@"
838 headers="$1"
edaf1ae2 839 funcs="$2"
f8d7b072 840 shift 2
edaf1ae2 841 check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
f8d7b072
MR
842}
843
3f8040db
MR
844check_pkg_config(){
845 log check_pkg_config "$@"
846 pkg="$1"
847 headers="$2"
848 funcs="$3"
849 shift 3
850 $pkg_config --exists $pkg || return
851 pkg_cflags=$($pkg_config --cflags $pkg)
852 pkg_libs=$($pkg_config --libs $pkg)
853 check_func_headers "$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
854 set_safe ${pkg}_cflags $pkg_cflags &&
855 set_safe ${pkg}_libs $pkg_libs
856}
857
dcd479c0 858check_exec(){
2270b4b2 859 check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
57bd82d4
MR
860}
861
7dfef245 862check_exec_crash(){
5e622c40 863 code=$(cat)
7dfef245
MR
864
865 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
866 # are safe but may not be available everywhere. Thus we use
867 # raise(SIGTERM) instead. The check is run in a subshell so we
868 # can redirect the "Terminated" message from the shell. SIGBUS
869 # is not defined by standard C so it is used conditionally.
870
2270b4b2 871 (check_exec "$@") >> $logfile 2>&1 <<EOF
7dfef245
MR
872#include <signal.h>
873static void sighandler(int sig){
874 raise(SIGTERM);
875}
692dd8ed
MR
876int foo(void){
877 $code
878}
e5af4a11 879int main(void){
7dfef245
MR
880 signal(SIGILL, sighandler);
881 signal(SIGFPE, sighandler);
882 signal(SIGSEGV, sighandler);
883#ifdef SIGBUS
884 signal(SIGBUS, sighandler);
885#endif
692dd8ed 886 foo();
7dfef245
MR
887}
888EOF
889}
890
72be9e73
DY
891check_type(){
892 log check_type "$@"
893 headers=$1
894 type=$2
895 shift 2
ae550ce9 896 disable_safe "$type"
5adc829e 897 check_code cc "$headers" "$type v" "$@" && enable_safe "$type"
72be9e73
DY
898}
899
14d36751
MR
900check_struct(){
901 log check_type "$@"
902 headers=$1
903 struct=$2
904 member=$3
905 shift 3
906 disable_safe "${struct}_${member}"
5adc829e
MR
907 check_code cc "$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
908 enable_safe "${struct}_${member}"
14d36751
MR
909}
910
57bd82d4
MR
911require(){
912 name="$1"
913 header="$2"
914 func="$3"
915 shift 3
916 check_lib $header $func "$@" || die "ERROR: $name not found"
dcd479c0
MR
917}
918
f8d7b072
MR
919require2(){
920 name="$1"
921 headers="$2"
922 func="$3"
923 shift 3
924 check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
925}
926
3f8040db
MR
927require_pkg_config(){
928 pkg="$1"
929 check_pkg_config "$@" || die "ERROR: $pkg not found"
930 add_cflags $(get_safe ${pkg}_cflags)
931 add_extralibs $(get_safe ${pkg}_libs)
932}
933
ae43c4c0
MR
934hostcc_o(){
935 eval printf '%s\\n' $HOSTCC_O
936}
937
f0125de9
MR
938check_host_cc(){
939 log check_host_cc "$@"
940 cat > $TMPC
941 log_file $TMPC
ae43c4c0 942 check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
f0125de9
MR
943}
944
945check_host_cflags(){
946 log check_host_cflags "$@"
6c3fa06a 947 set -- $($host_cflags_filter "$@")
f0125de9
MR
948 check_host_cc "$@" <<EOF && append host_cflags "$@"
949int x;
950EOF
951}
952
c505dd31
MR
953apply(){
954 file=$1
955 shift
956 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" || rm "$file.tmp"
957}
958
c34681df 959cp_if_changed(){
5e27ec28
MR
960 cmp -s "$1" "$2" && echo "$2 is unchanged" && return
961 mkdir -p "$(dirname $2)"
4ebc6a74 962 $cp_f "$1" "$2"
c34681df
MR
963}
964
dcd61286
DB
965# CONFIG_LIST contains configurable options, while HAVE_LIST is for
966# system-dependent things.
967
4a0d6686
AJ
968COMPONENT_LIST="
969 bsfs
970 decoders
971 demuxers
972 encoders
3cde40aa 973 filters
5666fd73 974 hwaccels
c552605c 975 indevs
4a0d6686 976 muxers
c552605c 977 outdevs
4a0d6686
AJ
978 parsers
979 protocols
980"
981
055c61b8
DB
982PROGRAM_LIST="
983 avconv
984 avplay
985 avprobe
986 avserver
055c61b8
DB
987"
988
4a0d6686
AJ
989CONFIG_LIST="
990 $COMPONENT_LIST
055c61b8 991 $PROGRAM_LIST
5a0f7131
MR
992 avcodec
993 avdevice
f7679c54 994 avfilter
5a0f7131 995 avformat
c8af852b 996 avresample
c88f5d72 997 avisynth
f402916e 998 bzlib
7f3f5f46 999 dct
c73f65d9 1000 doc
05aec7bb 1001 dwt
92c6a099 1002 dxva2
1848f7d9 1003 fft
47941088 1004 frei0r
bc8c1395 1005 gnutls
c88f5d72 1006 gpl
d8d0d0b2 1007 gray
3abe5fbd 1008 hardcoded_tables
e417d80d 1009 libcdio
f7b8bffe 1010 libdc1394
2eed5a46 1011 libfaac
37eeb5e2 1012 libfdk_aac
a5b64584 1013 libfreetype
c88f5d72 1014 libgsm
3641b048 1015 libilbc
6ebe07fb 1016 libmp3lame
0b175caa
DB
1017 libopencore_amrnb
1018 libopencore_amrwb
6ebf0bfc 1019 libopencv
9a77d59a 1020 libopenjpeg
44617d6e 1021 libopus
0de9c41f 1022 libpulse
0f943ce6 1023 librtmp
f7cd9eed 1024 libschroedinger
ae14f311 1025 libspeex
150d2772 1026 libtheora
d89e738a 1027 libvo_aacenc
f502ff3f 1028 libvo_amrwbenc
c88f5d72 1029 libvorbis
8299a7f8 1030 libvpx
1cc60c47 1031 libx264
de295976 1032 libxavs
1cc60c47 1033 libxvid
b781cc12 1034 lsp
2a91ada8 1035 lzo
47a158cb 1036 mdct
c88f5d72 1037 memalign_hack
c88f5d72 1038 network
3fe142e2 1039 nonfree
a060866f 1040 openssl
8a3c8627 1041 pic
68602540 1042 rdft
e90f5b5a 1043 runtime_cpudetect
8cfbbd92 1044 safe_bitstream_reader
2e35e684 1045 shared
bd2216e4 1046 small
6b35d421 1047 sram
2e35e684 1048 static
5a0f7131 1049 swscale
a9ddb5b1 1050 swscale_alpha
8986fddc 1051 thumb
17492d5e 1052 vaapi
ac3dbb4d 1053 vda
17492d5e 1054 vdpau
9cad0e4e 1055 version3
7e4d9d5d 1056 xmm_clobber_test
56a059ac 1057 x11grab
c88f5d72 1058 zlib
4a0d6686 1059"
c88f5d72 1060
8eee7025 1061THREADS_LIST='
8eee7025
DB
1062 pthreads
1063 w32threads
1064'
1065
3f5b56e5 1066ARCH_LIST='
5873b623 1067 aarch64
3f5b56e5 1068 alpha
a2fc0f6a 1069 arm
fdcd782d
MR
1070 avr32
1071 avr32_ap
1072 avr32_uc
3f5b56e5
MR
1073 bfin
1074 ia64
1075 m68k
1076 mips
bae3abb0 1077 mips64
3f5b56e5 1078 parisc
79cb09b2 1079 ppc
34d11b87 1080 ppc64
3f5b56e5
MR
1081 s390
1082 sh4
1083 sparc
1084 sparc64
c75848cd
DB
1085 tilegx
1086 tilepro
0844bae1 1087 tomi
3f5b56e5
MR
1088 x86
1089 x86_32
1090 x86_64
1091'
1092
50cd43f2 1093ARCH_EXT_LIST_X86='
3bf96eec 1094 amd3dnow
a1ef9f08 1095 amd3dnowext
50cd43f2
DB
1096 avx
1097 fma4
1098 mmx
1099 mmxext
1100 sse
1101 sse2
1102 sse3
1103 sse4
1104 sse42
1105 ssse3
1106'
1107
1108ARCH_EXT_LIST="
1109 $ARCH_EXT_LIST_X86
1110 altivec
1ac9331a 1111 armv5te
edab3048 1112 armv6
ab5cb084 1113 armv6t2
f55b299a 1114 armvfp
6b18d278 1115 neon
799fde37 1116 ppc4xx
93eb8e4d 1117 vfpv3
bd9d34a0 1118 vis
50cd43f2 1119"
3f5b56e5 1120
fd712a55
DB
1121HAVE_LIST_CMDLINE='
1122 inline_asm
1123 symver
1124 yasm
1125'
1126
a3e02a8c
MR
1127HAVE_LIST_PUB='
1128 bigendian
d268eee9 1129 fast_unaligned
a3e02a8c
MR
1130'
1131
79042ab3 1132MATH_FUNCS="
fab0a8b2
MR
1133 atanf
1134 atan2f
79042ab3 1135 cbrtf
fab0a8b2 1136 cosf
79042ab3
DB
1137 exp2
1138 exp2f
fab0a8b2 1139 expf
79042ab3
DB
1140 isinf
1141 isnan
fab0a8b2 1142 ldexpf
79042ab3
DB
1143 llrint
1144 llrintf
1145 log2
1146 log2f
fab0a8b2 1147 log10f
79042ab3
DB
1148 lrint
1149 lrintf
fab0a8b2 1150 powf
79042ab3
DB
1151 rint
1152 round
1153 roundf
fab0a8b2 1154 sinf
79042ab3
DB
1155 trunc
1156 truncf
1157"
1158
3f5b56e5
MR
1159HAVE_LIST="
1160 $ARCH_EXT_LIST
43b73d59
DB
1161 $(add_suffix _external $ARCH_EXT_LIST)
1162 $(add_suffix _inline $ARCH_EXT_LIST)
fd712a55 1163 $HAVE_LIST_CMDLINE
a3e02a8c 1164 $HAVE_LIST_PUB
3f5b56e5 1165 $THREADS_LIST
79042ab3 1166 $MATH_FUNCS
be1a839c 1167 aligned_malloc
59782b82 1168 aligned_stack
35fd8122 1169 alsa_asoundlib_h
3f5b56e5 1170 altivec_h
c9fdab0d 1171 arpa_inet_h
ec9d2c15 1172 asm_mod_q
6308729e 1173 asm_mod_y
dffb41b9 1174 attribute_may_alias
e7ea5e3d 1175 attribute_packed
ecf97f22 1176 closesocket
1ac9331a 1177 cmov
180d43bc 1178 cpunop
1093383d 1179 CryptGenRandom
c88f5d72 1180 dcbzl
f8aa696f
DB
1181 dev_bktr_ioctl_bt848_h
1182 dev_bktr_ioctl_meteor_h
1183 dev_ic_bt8xx_h
f8aa696f 1184 dev_video_bktr_ioctl_bt848_h
3e0b1c9a 1185 dev_video_meteor_ioctl_meteor_h
ca6b544a 1186 direct_h
18b67ae5 1187 dlfcn_h
c88f5d72 1188 dlopen
bc574408 1189 dos_paths
fa845061 1190 dxva_h
245626d0
DB
1191 ebp_available
1192 ebx_available
c2a29455 1193 fast_64bit
669b5583 1194 fast_clz
7073e9fc 1195 fast_cmov
534a2231 1196 fcntl
9d99cc5a 1197 fork
84882df6 1198 getaddrinfo
da9e86f8 1199 gethrtime
667fb97a 1200 getopt
02e8f427 1201 GetProcessAffinityMask
fc5607f8 1202 GetProcessMemoryInfo
4e68cb8a 1203 GetProcessTimes
61183b5a 1204 GetSystemTimeAsFileTime
66be5b45 1205 getrusage
c3e73100 1206 getservbyport
61183b5a 1207 gettimeofday
a49d3025 1208 gnu_as
2f0c136e 1209 ibm_asm
2e1913b1 1210 inet_aton
3b1ab197 1211 io_h
abfc8d05 1212 isatty
8772997d 1213 jack_port_get_latency_range
9f5ff83f 1214 ldbrx
0b4a1821
AS
1215 libdc1394_1
1216 libdc1394_2
d96cd429
MR
1217 local_aligned_16
1218 local_aligned_8
a5b64584 1219 localtime_r
85dd97ad 1220 loongson
f8aa696f
DB
1221 machine_ioctl_bt848_h
1222 machine_ioctl_meteor_h
c88f5d72 1223 malloc_h
73f6d31e 1224 MapViewOfFile
c88f5d72 1225 memalign
6ffa87d3 1226 mkstemp
f80ddd5b 1227 mm_empty
0328b9ea 1228 mmap
e98b02de 1229 mprotect
4fa661a8 1230 msvcrt
d3d3a32c 1231 nanosleep
3e0b1c9a 1232 poll_h
1f91cdce 1233 posix_memalign
07b28702 1234 rdtsc
ea4d5f48 1235 sched_getaffinity
c88f5d72
MR
1236 sdl
1237 sdl_video_size
b507ebd1 1238 setmode
3e0b1c9a 1239 setrlimit
d3d3a32c 1240 Sleep
15d59d2c 1241 sndio_h
72be9e73 1242 socklen_t
deb29777 1243 soundcard_h
87958234 1244 strerror_r
6379900c 1245 strptime
47941088 1246 strtok_r
c0018613 1247 struct_addrinfo
75d339e0
MS
1248 struct_group_source_req
1249 struct_ip_mreq_source
b4d68544 1250 struct_ipv6_mreq
cdee08e3 1251 struct_pollfd
3e0b1c9a 1252 struct_rusage_ru_maxrss
b4d68544 1253 struct_sockaddr_in6
3b2372bf 1254 struct_sockaddr_sa_len
33a4dbdd 1255 struct_sockaddr_storage
a6a4793d 1256 struct_v4l2_frmivalenum_discrete
b462d132 1257 symver_asm_label
3e0b1c9a 1258 symver_gnu_asm
bcc73960 1259 sysconf
b9e22269 1260 sysctl
b58412f1 1261 sys_mman_h
06bb5905 1262 sys_param_h
b091aa44 1263 sys_resource_h
81644c2e 1264 sys_select_h
deb29777 1265 sys_soundcard_h
e64bceea 1266 sys_time_h
1b6e8b73 1267 sys_videoio_h
b265431e 1268 threads
542920b7 1269 unistd_h
d3d3a32c 1270 usleep
ce742de2 1271 vfp_args
7c5bfe7a 1272 VirtualAlloc
d3d3a32c 1273 windows_h
6ff3f3e7 1274 winsock2_h
cc078b5d 1275 xform_asm
6f74fb03 1276 xmm_clobbers
0cb78cef 1277"
44161118 1278
b6bb00b0
MR
1279# options emitted with CONFIG_ prefix but not available on command line
1280CONFIG_EXTRA="
87849592 1281 aandcttables
bfe9f48a 1282 ac3dsp
dc4f5a1c 1283 avutil
c292f6a2 1284 error_resilience
bfe9f48a 1285 gcrypt
478fd534 1286 golomb
9cad0e4e 1287 gplv3
478fd534
DB
1288 h264chroma
1289 h264dsp
1290 h264pred
915a2a0a 1291 h264qpel
478fd534 1292 huffman
9cad0e4e 1293 lgplv3
478fd534 1294 lpc
1e164c0b 1295 mpegaudio
bfe9f48a 1296 mpegaudiodsp
18bbca1f 1297 mpegvideo
ad08dfd5 1298 mpegvideoenc
bfe9f48a 1299 nettle
f704a079 1300 rangecoder
bfe9f48a
DB
1301 rtpdec
1302 sinewin
ab9f9876 1303 vp3dsp
b6bb00b0
MR
1304"
1305
520cc7f1 1306CMDLINE_SELECT="
3f5b56e5 1307 $ARCH_EXT_LIST
520cc7f1 1308 $CONFIG_LIST
fd712a55 1309 $HAVE_LIST_CMDLINE
8eee7025 1310 $THREADS_LIST
c8a4ae00 1311 asm
db6107b6 1312 cross_compile
520cc7f1
MR
1313 debug
1314 extra_warnings
8c6afa4d 1315 logging
65d12900 1316 lto
d2bbb2f7 1317 optimizations
520cc7f1 1318"
426be5dc
DB
1319
1320PATHS_LIST='
d156bede 1321 bindir
14a8acf1 1322 datadir
26759c44
MR
1323 incdir
1324 libdir
26759c44
MR
1325 mandir
1326 prefix
1327 shlibdir
426be5dc
DB
1328'
1329
1330CMDLINE_SET="
1331 $PATHS_LIST
121d78d0 1332 ar
426be5dc 1333 arch
313c46a6 1334 as
426be5dc
DB
1335 build_suffix
1336 cc
1337 cpu
1338 cross_prefix
50567afa 1339 dep_cc
ac63af34 1340 extra_version
9da6609f
MR
1341 host_cc
1342 host_cflags
095792f2 1343 host_ld
9da6609f
MR
1344 host_ldflags
1345 host_libs
82bb3329 1346 host_os
684b28e0 1347 ld
426be5dc 1348 logfile
4ae40685 1349 malloc_prefix
89641463 1350 nm
9cd7b854 1351 optflags
3f8040db 1352 pkg_config
154caa67 1353 random_seed
2fad0977 1354 samples
c5200f17
MR
1355 sysinclude
1356 sysroot
a7ada2ba 1357 target_exec
26759c44 1358 target_os
a7ada2ba 1359 target_path
aeeb782c 1360 toolchain
426be5dc 1361"
520cc7f1 1362
89f2932b
MR
1363CMDLINE_APPEND="
1364 extra_cflags
1365"
1366
912f3148
DB
1367# code dependency declarations
1368
9eeed841 1369# architecture extensions
808fa33c 1370
a2fc0f6a
MR
1371armv5te_deps="arm"
1372armv6_deps="arm"
ab5cb084 1373armv6t2_deps="arm"
a2fc0f6a 1374armvfp_deps="arm"
808fa33c 1375neon_deps="arm"
93eb8e4d 1376vfpv3_deps="armvfp"
808fa33c 1377
808fa33c
MR
1378altivec_deps="ppc"
1379ppc4xx_deps="ppc"
1380
1381vis_deps="sparc"
1382
7f8c3d1f 1383x86_64_suggest="cmov fast_cmov"
50cd43f2 1384
808fa33c
MR
1385amd3dnow_deps="mmx"
1386amd3dnowext_deps="amd3dnow"
9eeed841 1387mmx_deps="x86"
239fdf1b 1388mmxext_deps="mmx"
50cd43f2
DB
1389sse_deps="mmxext"
1390sse2_deps="sse"
1391sse3_deps="sse2"
1392ssse3_deps="sse3"
1393sse4_deps="ssse3"
1394sse42_deps="sse4"
1395avx_deps="sse42"
79687079 1396fma4_deps="avx"
9eeed841 1397
43b73d59
DB
1398mmx_external_deps="yasm"
1399mmx_inline_deps="inline_asm"
1400mmx_suggest="mmx_external mmx_inline"
1401
1402for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
1403 eval dep=\$${ext}_deps
1404 eval ${ext}_external_deps='"${dep}_external"'
1405 eval ${ext}_inline_deps='"${dep}_inline"'
1406 eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
1407done
1408
59782b82 1409aligned_stack_if_any="ppc x86"
e939cedd 1410fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
669b5583 1411fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
e939cedd 1412fast_unaligned_if_any="armv6 ppc x86"
669b5583 1413
6fec122a 1414inline_asm_deps="!tms470"
3e0b1c9a 1415need_memalign="altivec neon sse"
89e053f8 1416
b462d132
MR
1417symver_if_any="symver_asm_label symver_gnu_asm"
1418
88a35699
MS
1419log2_deps="!msvcrt"
1420
26fbcc85 1421# subsystems
dc609252 1422dct_select="rdft"
26fbcc85
MR
1423mdct_select="fft"
1424rdft_select="fft"
1e164c0b 1425mpegaudio_select="mpegaudiodsp"
c4f5c2d6 1426mpegaudiodsp_select="dct"
ad08dfd5 1427mpegvideoenc_select="mpegvideo"
26fbcc85 1428
5666fd73 1429# decoders / encoders / hardware accelerators
cfc2a0cf 1430aac_decoder_select="mdct sinewin"
4538729a 1431aac_encoder_select="mdct sinewin"
136e19e1 1432aac_latm_decoder_select="aac_decoder aac_latm_parser"
6d9f52b2 1433ac3_decoder_select="mdct ac3dsp ac3_parser"
a5444fee 1434ac3_encoder_select="mdct ac3dsp"
3d269059 1435ac3_fixed_encoder_select="mdct ac3dsp"
f4d608e3 1436alac_encoder_select="lpc"
b781cc12 1437amrnb_decoder_select="lsp"
2b2a597e 1438amrwb_decoder_select="lsp"
4538729a 1439atrac1_decoder_select="mdct sinewin"
26fbcc85 1440atrac3_decoder_select="mdct"
a33657ce
DB
1441binkaudio_dct_decoder_select="mdct rdft dct sinewin"
1442binkaudio_rdft_decoder_select="mdct rdft sinewin"
18bbca1f 1443cavs_decoder_select="golomb mpegvideo"
9b500b8f 1444comfortnoise_encoder_select="lpc"
4538729a 1445cook_decoder_select="mdct sinewin"
2a91ada8 1446cscd_decoder_select="lzo"
2eef7c62 1447cscd_decoder_suggest="zlib"
26fbcc85 1448dca_decoder_select="mdct"
ad08dfd5 1449dnxhd_encoder_select="aandcttables mpegvideoenc"
2eef7c62 1450dxa_decoder_select="zlib"
baf91bb9 1451eac3_decoder_select="ac3_decoder"
4264a0dd 1452eac3_encoder_select="ac3_encoder"
69804535 1453eamad_decoder_select="aandcttables error_resilience mpegvideo"
87849592 1454eatgq_decoder_select="aandcttables"
c292f6a2 1455eatqi_decoder_select="aandcttables error_resilience mpegvideo"
f704a079
DB
1456ffv1_decoder_select="golomb rangecoder"
1457ffv1_encoder_select="rangecoder"
5a582bd3 1458ffvhuff_encoder_select="huffman"
4f034993 1459flac_decoder_select="golomb"
f4d608e3 1460flac_encoder_select="golomb lpc"
2eef7c62
AJ
1461flashsv_decoder_select="zlib"
1462flashsv_encoder_select="zlib"
c2d23309 1463flashsv2_decoder_select="zlib"
4414137e 1464flv_decoder_select="h263_decoder"
4d4b4bd1 1465flv_encoder_select="h263_encoder"
3447f12d 1466fraps_decoder_select="huffman"
c292f6a2 1467h261_decoder_select="error_resilience mpegvideo"
ad08dfd5 1468h261_encoder_select="aandcttables mpegvideoenc"
c292f6a2
DB
1469h263_decoder_select="error_resilience h263_parser mpegvideo"
1470h263_encoder_select="aandcttables error_resilience mpegvideoenc"
95a61cfc 1471h263_vaapi_hwaccel_select="vaapi h263_decoder"
4414137e 1472h263i_decoder_select="h263_decoder"
fe629c2d 1473h263p_encoder_select="h263_encoder"
c292f6a2 1474h264_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
92c6a099
LA
1475h264_dxva2_hwaccel_deps="dxva2api_h"
1476h264_dxva2_hwaccel_select="dxva2 h264_decoder"
76718f3f 1477h264_vaapi_hwaccel_select="vaapi h264_decoder"
ac3dbb4d 1478h264_vda_hwaccel_select="vda h264_decoder"
95a61cfc 1479h264_vdpau_decoder_select="vdpau h264_decoder"
5a582bd3 1480huffyuv_encoder_select="huffman"
19be0f3c 1481iac_decoder_select="fft mdct sinewin"
56c8227d 1482imc_decoder_select="fft mdct sinewin"
4f034993
MR
1483jpegls_decoder_select="golomb"
1484jpegls_encoder_select="golomb"
ad08dfd5 1485ljpeg_encoder_select="aandcttables mpegvideoenc"
4f034993 1486loco_decoder_select="golomb"
c292f6a2 1487mdec_decoder_select="error_resilience mpegvideo"
ad08dfd5 1488mjpeg_encoder_select="aandcttables mpegvideoenc"
2cca233b 1489mlp_decoder_select="mlp_parser"
1e164c0b
DB
1490mp1_decoder_select="mpegaudio"
1491mp1float_decoder_select="mpegaudio"
1492mp2_decoder_select="mpegaudio"
1493mp2float_decoder_select="mpegaudio"
1494mp3_decoder_select="mpegaudio"
1495mp3adu_decoder_select="mpegaudio"
1496mp3adufloat_decoder_select="mpegaudio"
1497mp3float_decoder_select="mpegaudio"
1498mp3on4_decoder_select="mpegaudio"
1499mp3on4float_decoder_select="mpegaudio"
606c9297
DB
1500mpc7_decoder_select="mpegaudiodsp"
1501mpc8_decoder_select="mpegaudiodsp"
95a61cfc 1502mpeg_vdpau_decoder_select="vdpau mpegvideo_decoder"
3e0b1c9a
DB
1503mpeg_xvmc_decoder_deps="X11_extensions_XvMClib_h"
1504mpeg_xvmc_decoder_select="mpegvideo_decoder"
95a61cfc 1505mpeg1_vdpau_decoder_select="vdpau mpeg1video_decoder"
c292f6a2
DB
1506mpeg1video_decoder_select="error_resilience mpegvideo"
1507mpeg1video_encoder_select="aandcttables error_resilience mpegvideoenc"
164aab02
LA
1508mpeg2_dxva2_hwaccel_deps="dxva2api_h"
1509mpeg2_dxva2_hwaccel_select="dxva2 mpeg2video_decoder"
95a61cfc 1510mpeg2_vaapi_hwaccel_select="vaapi mpeg2video_decoder"
c292f6a2
DB
1511mpeg2video_decoder_select="error_resilience mpegvideo"
1512mpeg2video_encoder_select="aandcttables error_resilience mpegvideoenc"
3e0b1c9a
DB
1513mpeg4_decoder_select="h263_decoder mpeg4video_parser"
1514mpeg4_encoder_select="h263_encoder"
95a61cfc 1515mpeg4_vaapi_hwaccel_select="vaapi mpeg4_decoder"
70e0c871 1516mpeg4_vdpau_decoder_select="vdpau mpeg4_decoder"
4414137e 1517msmpeg4v1_decoder_select="h263_decoder"
4e169d89 1518msmpeg4v1_encoder_select="h263_encoder"
4414137e 1519msmpeg4v2_decoder_select="h263_decoder"
4e169d89 1520msmpeg4v2_encoder_select="h263_encoder"
4414137e 1521msmpeg4v3_decoder_select="h263_decoder"
4e169d89 1522msmpeg4v3_encoder_select="h263_encoder"
ee769c6a 1523mss2_decoder_select="vc1_decoder"
4538729a
MR
1524nellymoser_decoder_select="mdct sinewin"
1525nellymoser_encoder_select="mdct sinewin"
2a91ada8 1526nuv_decoder_select="lzo"
2eef7c62
AJ
1527png_decoder_select="zlib"
1528png_encoder_select="zlib"
b781cc12 1529qcelp_decoder_select="lsp"
c4f5c2d6 1530qdm2_decoder_select="mdct rdft mpegaudiodsp"
31ed3f1f 1531ra_144_encoder_select="lpc"
9f43fdda 1532ralf_decoder_select="golomb"
a8beb22f 1533rv10_decoder_select="h263_decoder"
b2bf38b4 1534rv10_encoder_select="h263_encoder"
a8beb22f 1535rv20_decoder_select="h263_decoder"
b2bf38b4 1536rv20_encoder_select="h263_encoder"
c292f6a2
DB
1537rv30_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
1538rv40_decoder_select="error_resilience golomb h264chroma h264pred h264qpel mpegvideo"
4f034993 1539shorten_decoder_select="golomb"
b781cc12 1540sipr_decoder_select="lsp"
f704a079
DB
1541snow_decoder_select="dwt rangecoder"
1542snow_encoder_select="aandcttables dwt error_resilience mpegvideoenc rangecoder"
c292f6a2
DB
1543svq1_decoder_select="error_resilience mpegvideo"
1544svq1_encoder_select="aandcttables error_resilience mpegvideoenc"
1545svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
bee2eac5 1546svq3_decoder_suggest="zlib"
4eef77c1 1547theora_decoder_select="vp3_decoder"
2eef7c62
AJ
1548tiff_decoder_suggest="zlib"
1549tiff_encoder_suggest="zlib"
aec09a00 1550truehd_decoder_select="mlp_decoder"
2eef7c62 1551tscc_decoder_select="zlib"
4538729a 1552twinvq_decoder_select="mdct lsp sinewin"
aa661113 1553utvideo_encoder_select="huffman"
915a2a0a 1554vc1_decoder_select="h263_decoder h264chroma h264qpel"
562ebc30 1555vc1_dxva2_hwaccel_deps="dxva2api_h"
f0f86627 1556vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
95a61cfc 1557vc1_vaapi_hwaccel_select="vaapi vc1_decoder"
95a61cfc 1558vc1_vdpau_decoder_select="vdpau vc1_decoder"
45ecda85 1559vc1image_decoder_select="vc1_decoder"
26fbcc85
MR
1560vorbis_decoder_select="mdct"
1561vorbis_encoder_select="mdct"
ab9f9876
MR
1562vp3_decoder_select="vp3dsp"
1563vp5_decoder_select="vp3dsp"
1564vp6_decoder_select="huffman vp3dsp"
e82dc4c9
DB
1565vp6a_decoder_select="vp6_decoder"
1566vp6f_decoder_select="vp6_decoder"
915a2a0a 1567vp8_decoder_select="h264pred h264qpel"
4538729a
MR
1568wmapro_decoder_select="mdct sinewin"
1569wmav1_decoder_select="mdct sinewin"
1570wmav1_encoder_select="mdct sinewin"
1571wmav2_decoder_select="mdct sinewin"
1572wmav2_encoder_select="mdct sinewin"
1573wmavoice_decoder_select="lsp rdft dct mdct sinewin"
f95bfab0 1574wmv1_decoder_select="h263_decoder"
665507aa 1575wmv1_encoder_select="h263_encoder"
f95bfab0 1576wmv2_decoder_select="h263_decoder"
1746e2a9 1577wmv2_encoder_select="h263_encoder"
015f8ee0 1578wmv3_decoder_select="vc1_decoder"
f0f86627 1579wmv3_dxva2_hwaccel_select="vc1_dxva2_hwaccel"
015f8ee0
DB
1580wmv3_vaapi_hwaccel_select="vc1_vaapi_hwaccel"
1581wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
45ecda85 1582wmv3image_decoder_select="wmv3_decoder"
0e714f88 1583zerocodec_decoder_select="zlib"
2eef7c62
AJ
1584zlib_decoder_select="zlib"
1585zlib_encoder_select="zlib"
1586zmbv_decoder_select="zlib"
1587zmbv_encoder_select="zlib"
30fd06be 1588
0afab17e 1589vaapi_deps="va_va_h"
ac3dbb4d 1590vda_deps="VideoDecodeAcceleration_VDADecoder_h pthreads"
c89c96e9
MR
1591vdpau_deps="vdpau_vdpau_h vdpau_vdpau_x11_h"
1592
28b80940 1593# parsers
c292f6a2
DB
1594h264_parser_select="error_resilience golomb h264dsp h264pred mpegvideo"
1595mpeg4video_parser_select="error_resilience mpegvideo"
1596mpegvideo_parser_select="error_resilience mpegvideo"
1597vc1_parser_select="error_resilience mpegvideo"
28b80940 1598
912f3148 1599# external libraries
c9171a83 1600libfaac_encoder_deps="libfaac"
37eeb5e2 1601libfdk_aac_encoder_deps="libfdk_aac"
299c77d5
MR
1602libgsm_decoder_deps="libgsm"
1603libgsm_encoder_deps="libgsm"
8ffed8d8
MR
1604libgsm_ms_decoder_deps="libgsm"
1605libgsm_ms_encoder_deps="libgsm"
3641b048
MS
1606libilbc_decoder_deps="libilbc"
1607libilbc_encoder_deps="libilbc"
1cc60c47 1608libmp3lame_encoder_deps="libmp3lame"
0b175caa
DB
1609libopencore_amrnb_decoder_deps="libopencore_amrnb"
1610libopencore_amrnb_encoder_deps="libopencore_amrnb"
1611libopencore_amrwb_decoder_deps="libopencore_amrwb"
9a77d59a 1612libopenjpeg_decoder_deps="libopenjpeg"
453c02f9 1613libopenjpeg_encoder_deps="libopenjpeg"
44617d6e 1614libopus_decoder_deps="libopus"
6cb8c854 1615libopus_encoder_deps="libopus"
f7cd9eed
AS
1616libschroedinger_decoder_deps="libschroedinger"
1617libschroedinger_encoder_deps="libschroedinger"
ae14f311 1618libspeex_decoder_deps="libspeex"
b606a017 1619libspeex_encoder_deps="libspeex"
150d2772 1620libtheora_encoder_deps="libtheora"
d89e738a 1621libvo_aacenc_encoder_deps="libvo_aacenc"
f502ff3f 1622libvo_amrwbenc_encoder_deps="libvo_amrwbenc"
b0caf888 1623libvorbis_encoder_deps="libvorbis"
8299a7f8 1624libvpx_decoder_deps="libvpx"
ee0e9146 1625libvpx_encoder_deps="libvpx"
1cc60c47 1626libx264_encoder_deps="libx264"
de295976 1627libxavs_encoder_deps="libxavs"
1cc60c47 1628libxvid_encoder_deps="libxvid"
30fd06be 1629
912f3148 1630# demuxers / muxers
c2dd0e9e 1631ac3_demuxer_select="ac3_parser"
647c2356 1632asf_stream_muxer_select="asf_muxer"
4e622dea 1633avisynth_demuxer_deps="avisynth"
c2dd0e9e 1634dirac_demuxer_select="dirac_parser"
5b423887 1635eac3_demuxer_select="ac3_parser"
c2dd0e9e 1636flac_demuxer_select="flac_parser"
647c2356 1637ipod_muxer_select="mov_muxer"
647c2356 1638matroska_audio_muxer_select="matroska_muxer"
2a91ada8 1639matroska_demuxer_suggest="bzlib lzo zlib"
4e622dea 1640mov_demuxer_suggest="zlib"
c2dd0e9e 1641mp3_demuxer_select="mpegaudio_parser"
647c2356 1642mp4_muxer_select="mov_muxer"
18bbca1f 1643mpegts_muxer_select="adts_muxer latm_muxer mpegvideo"
647c2356
DB
1644mpegtsraw_demuxer_select="mpegts_demuxer"
1645mxf_d10_muxer_select="mxf_muxer"
24ca518b 1646ogg_demuxer_select="golomb"
647c2356 1647psp_muxer_select="mov_muxer"
44594cc7 1648rtp_demuxer_select="sdp_demuxer"
18bbca1f 1649rtp_muxer_select="mpegvideo"
44b70ce5
MS
1650rtpdec_select="asf_demuxer rm_demuxer rtp_protocol mpegts_demuxer mov_demuxer"
1651rtsp_demuxer_select="http_protocol rtpdec"
1652rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
01c8d258 1653sap_demuxer_select="sdp_demuxer"
2aab70c4 1654sap_muxer_select="rtp_muxer rtp_protocol"
44b70ce5 1655sdp_demuxer_select="rtpdec"
e772f9fa 1656smoothstreaming_muxer_select="ismv_muxer"
f1e94694 1657spdif_muxer_select="aac_parser"
647c2356
DB
1658tg2_muxer_select="mov_muxer"
1659tgp_muxer_select="mov_muxer"
6bdaa5f4 1660w64_demuxer_deps="wav_demuxer"
4e622dea
SS
1661
1662# indevs / outdevs
38e54a75 1663alsa_indev_deps="alsa_asoundlib_h snd_pcm_htimestamp"
38e54a75 1664alsa_outdev_deps="alsa_asoundlib_h"
38e54a75 1665bktr_indev_deps_any="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
38e54a75 1666dv1394_indev_deps="dv1394 dv_demuxer"
c6f95144 1667fbdev_indev_deps="linux_fb_h"
38e54a75 1668jack_indev_deps="jack_jack_h"
e417d80d 1669libcdio_indev_deps="libcdio"
38e54a75 1670libdc1394_indev_deps="libdc1394"
38e54a75
SS
1671oss_indev_deps_any="soundcard_h sys_soundcard_h"
1672oss_outdev_deps_any="soundcard_h sys_soundcard_h"
0de9c41f 1673pulse_indev_deps="libpulse"
15d59d2c
B
1674sndio_indev_deps="sndio_h"
1675sndio_outdev_deps="sndio_h"
38e54a75 1676v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
ec1ee802 1677vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
a1b3c5a3 1678vfwcap_indev_extralibs="-lavicap32"
24f8961f 1679x11grab_indev_deps="x11grab XShmCreateImage"
30fd06be 1680
912f3148 1681# protocols
acd554c1
SP
1682ffrtmpcrypt_protocol_deps="!librtmp_protocol"
1683ffrtmpcrypt_protocol_deps_any="gcrypt nettle openssl"
1684ffrtmpcrypt_protocol_select="tcp_protocol"
775c4d36
SP
1685ffrtmphttp_protocol_deps="!librtmp_protocol"
1686ffrtmphttp_protocol_select="http_protocol"
3fff6382 1687gopher_protocol_deps="network"
c40e1757
JS
1688httpproxy_protocol_deps="network"
1689httpproxy_protocol_select="tcp_protocol"
c08fb000 1690http_protocol_deps="network"
279a0c97 1691http_protocol_select="tcp_protocol"
183baead 1692https_protocol_select="tls_protocol"
c3b57d6e
DB
1693librtmp_protocol_deps="librtmp"
1694librtmpe_protocol_deps="librtmp"
1695librtmps_protocol_deps="librtmp"
1696librtmpt_protocol_deps="librtmp"
1697librtmpte_protocol_deps="librtmp"
c60a2d70 1698mmsh_protocol_select="http_protocol"
b4cf3f6c 1699mmst_protocol_deps="network"
c3b57d6e 1700rtmp_protocol_deps="!librtmp_protocol"
deeb7012 1701rtmp_protocol_select="tcp_protocol"
acd554c1 1702rtmpe_protocol_select="ffrtmpcrypt_protocol"
6aedabc9
SP
1703rtmps_protocol_deps="!librtmp_protocol"
1704rtmps_protocol_select="tls_protocol"
775c4d36 1705rtmpt_protocol_select="ffrtmphttp_protocol"
08cd95e8 1706rtmpte_protocol_select="ffrtmpcrypt_protocol ffrtmphttp_protocol"
6c1ed454 1707rtmpts_protocol_select="ffrtmphttp_protocol https_protocol"
deeb7012 1708rtp_protocol_select="udp_protocol"
83c93fe7 1709sctp_protocol_deps="network struct_sctp_event_subscribe"
c08fb000 1710tcp_protocol_deps="network"
558d192d
MS
1711tls_protocol_deps_any="openssl gnutls"
1712tls_protocol_select="tcp_protocol"
c08fb000
AB
1713udp_protocol_deps="network"
1714
6ebf0bfc 1715# filters
13fabd7a 1716blackframe_filter_deps="gpl"
ce6b6ef6 1717boxblur_filter_deps="gpl"
68b79bfc 1718cropdetect_filter_deps="gpl"
b157be1f 1719delogo_filter_deps="gpl"
a5b64584 1720drawtext_filter_deps="libfreetype"
2e5ff4d0 1721frei0r_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1722frei0r_filter_extralibs='$ldl'
a42bb9d6 1723frei0r_src_filter_deps="frei0r dlopen strtok_r"
cfec77aa 1724frei0r_src_filter_extralibs='$ldl'
a4dc7aa5 1725hqdn3d_filter_deps="gpl"
d371e7b9 1726resample_filter_deps="avresample"
cf69ad35 1727ocv_filter_deps="libopencv"
2f296e39 1728scale_filter_deps="swscale"
acbac567 1729yadif_filter_deps="gpl"
6ebf0bfc 1730
5a0f7131
MR
1731# libraries
1732avdevice_deps="avcodec avformat"
1733avformat_deps="avcodec"
f7679c54 1734
912f3148 1735# programs
ce03b088
AK
1736avconv_deps="avcodec avfilter avformat avresample swscale
1737 aformat_filter asyncts_filter
1738 format_filter fps_filter scale_filter setpts_filter"
266463da
AK
1739avplay_deps="avcodec avformat swscale sdl"
1740avplay_select="rdft"
9e12f0bf 1741avprobe_deps="avcodec avformat"
b263bf66 1742avserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer !shared"
4d58e4cb 1743avserver_extralibs='$ldl'
a2830dca 1744
c73f65d9 1745doc_deps="texi2html"
912f3148 1746
de6d9b64 1747# default parameters
8a608357 1748
19bd477d 1749logfile="config.log"
8a608357
MR
1750
1751# installation paths
c9d19248
MR
1752prefix_default="/usr/local"
1753bindir_default='${prefix}/bin'
6291d7e4 1754datadir_default='${prefix}/share/avconv'
c9d19248
MR
1755incdir_default='${prefix}/include'
1756libdir_default='${prefix}/lib'
1757mandir_default='${prefix}/share/man'
1758shlibdir_default="$libdir_default"
8a608357
MR
1759
1760# toolchain
121d78d0 1761ar_default="ar"
13c7df3d 1762cc_default="gcc"
9da6609f 1763host_cc_default="gcc"
4ebc6a74 1764cp_f="cp -f"
11e6d03a 1765ln_s="ln -sf"
2a8a860a 1766nm_default="nm -g"
11e6d03a 1767objformat="elf"
3f8040db 1768pkg_config_default=pkg-config
be7109c1 1769ranlib="ranlib"
11e6d03a 1770yasmexe="yasm"
8a608357 1771
3e0b1c9a 1772nogas=":"
8182dc34 1773
8a608357 1774# machine
8d4c00ed 1775arch_default=$(uname -m)
38d0a8aa 1776cpu="generic"
8a608357 1777
8a608357 1778# OS
8d4c00ed
MR
1779target_os_default=$(tolower $(uname -s))
1780host_os=$target_os_default
8a608357 1781
8a608357 1782# configurable options
055c61b8
DB
1783enable $PROGRAM_LIST
1784
5a0f7131
MR
1785enable avcodec
1786enable avdevice
cccc039f 1787enable avfilter
5a0f7131 1788enable avformat
c8af852b 1789enable avresample
dc4f5a1c 1790enable avutil
3e0b1c9a
DB
1791enable swscale
1792
3e0b1c9a
DB
1793enable asm
1794enable debug
1795enable doc
497237c7 1796enable network
8400d6b8 1797enable optimizations
8cfbbd92 1798enable safe_bitstream_reader
530dc538 1799enable static
a9ddb5b1 1800enable swscale_alpha
8a608357 1801
8a608357 1802# build settings
9987769a 1803SHFLAGS='-shared -Wl,-soname,$$(@F)'
4d58e4cb 1804AVSERVERLDFLAGS=-Wl,-E
f3ec2d46
SG
1805LIBPREF="lib"
1806LIBSUF=".a"
c5f14466
RP
1807FULLNAME='$(NAME)$(BUILDSUF)'
1808LIBNAME='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
f3ec2d46
SG
1809SLIBPREF="lib"
1810SLIBSUF=".so"
c5f14466 1811SLIBNAME='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
b29bddab
DB
1812SLIBNAME_WITH_VERSION='$(SLIBNAME).$(LIBVERSION)'
1813SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBMAJOR)'
6cfac0e9 1814LIB_INSTALL_EXTRA_CMD='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2f138f0b
MR
1815SLIB_INSTALL_NAME='$(SLIBNAME_WITH_VERSION)'
1816SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
ef0bc4c9 1817
68485d1f
MR
1818asflags_filter=echo
1819cflags_filter=echo
64933b6c
MR
1820ldflags_filter=echo
1821
23565c26 1822AS_C='-c'
bc877faf 1823AS_O='-o $@'
23565c26 1824CC_C='-c'
18031c49 1825CC_E='-E -o $@'
7e6c86e6 1826CC_O='-o $@'
a758c5e2 1827LD_O='-o $@'
8db73c61
MR
1828LD_LIB='-l%'
1829LD_PATH='-L'
23565c26 1830HOSTCC_C='-c'
a758c5e2 1831HOSTCC_O='-o $@'
095792f2 1832HOSTLD_O='-o $@'
7e6c86e6 1833
1d01fee9 1834host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
9da6609f 1835host_libs='-lm'
6c3fa06a
MR
1836host_cflags_filter=echo
1837host_ldflags_filter=echo
9da6609f 1838
9b861379 1839target_path='$(CURDIR)'
a7ada2ba 1840
a158446b
MR
1841# since the object filename is not given with the -MM flag, the compiler
1842# is only able to print the basename, and we must add the path ourselves
a758c5e2
MR
1843DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
1844DEPFLAGS='-MM'
315c741d 1845
c597172e 1846# find source path
24524f36 1847if test -f configure; then
f038cf3c 1848 source_path=.
c597172e 1849else
8477f2de 1850 source_path=$(cd $(dirname "$0"); pwd)
c597172e 1851 echo "$source_path" | grep -q '[[:blank:]]' &&
7483e694 1852 die "Out of tree builds are impossible with whitespace in source path."
337cee68
MC
1853 test -e "$source_path/config.h" &&
1854 die "Out of tree builds are impossible with config.h in source dir."
c597172e
MR
1855fi
1856
13cbe2c0 1857for v in "$@"; do
b04251c5
MR
1858 r=${v#*=}
1859 l=${v%"$r"}
1860 r=$(sh_quote "$r")
29ba0911 1861 LIBAV_CONFIGURATION="${LIBAV_CONFIGURATION# } ${l}${r}"
13cbe2c0 1862done
c597172e 1863
73ef8980
MR
1864find_things(){
1865 thing=$1
1866 pattern=$2
1867 file=$source_path/$3
932ccf39 1868 sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
73ef8980
MR
1869}
1870
1871ENCODER_LIST=$(find_things encoder ENC libavcodec/allcodecs.c)
1872DECODER_LIST=$(find_things decoder DEC libavcodec/allcodecs.c)
5666fd73 1873HWACCEL_LIST=$(find_things hwaccel HWACCEL libavcodec/allcodecs.c)
73ef8980
MR
1874PARSER_LIST=$(find_things parser PARSER libavcodec/allcodecs.c)
1875BSF_LIST=$(find_things bsf BSF libavcodec/allcodecs.c)
1876MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
1877DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
38e54a75
SS
1878OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
1879INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
73ef8980 1880PROTOCOL_LIST=$(find_things protocol PROTOCOL libavformat/allformats.c)
81124ba0 1881FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
c597172e 1882
54e75be4
DB
1883ALL_COMPONENTS="
1884 $BSF_LIST
1885 $DECODER_LIST
1886 $DEMUXER_LIST
1887 $ENCODER_LIST
1888 $FILTER_LIST
1889 $HWACCEL_LIST
1890 $INDEV_LIST
1891 $MUXER_LIST
1892 $OUTDEV_LIST
1893 $PARSER_LIST
1894 $PROTOCOL_LIST
1895"
1896
8469ae22
MR
1897for n in $COMPONENT_LIST; do
1898 v=$(toupper ${n%s})_LIST
1899 eval enable \$$v
1900 eval ${n}_if_any="\$$v"
1901done
1902
4b587848
DB
1903disable snow_decoder snow_encoder
1904
206a070d 1905enable $ARCH_EXT_LIST
c597172e
MR
1906
1907die_unknown(){
1908 echo "Unknown option \"$1\"."
1909 echo "See $0 --help for available options."
1910 exit 1
1911}
1912
794f8e97 1913show_list() {
bf0c4afa
RP
1914 suffix=_$1
1915 shift
2b444ea7 1916 echo $* | sed s/$suffix//g | tr ' ' '\n' | sort | pr -3 -t
794f8e97
PI
1917 exit 0
1918}
1919
154caa67
MR
1920rand_list(){
1921 IFS=', '
1922 set -- $*
1923 unset IFS
1924 for thing; do
1925 comp=${thing%:*}
1926 prob=${thing#$comp}
1927 prob=${prob#:}
1928 is_in ${comp} $COMPONENT_LIST && eval comp=\$$(toupper ${comp%s})_LIST
1929 echo "prob ${prob:-0.5}"
1930 printf '%s\n' $comp
1931 done
1932}
1933
1934do_random(){
1935 action=$1
1936 shift
1937 random_seed=$(awk "BEGIN { srand($random_seed); print srand() }")
1938 $action $(rand_list "$@" | awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
1939}
1940
c597172e 1941for opt do
7483e694
DB
1942 optval="${opt#*=}"
1943 case "$opt" in
0f010b2f 1944 --extra-ldflags=*) add_ldflags $optval
7483e694 1945 ;;
0f010b2f 1946 --extra-libs=*) add_extralibs $optval
7483e694 1947 ;;
8fb1cb58 1948 --disable-devices) disable $INDEV_LIST $OUTDEV_LIST
9aa8ed9d 1949 ;;
40bcf4c7
BL
1950 --enable-debug=*) debuglevel="$optval"
1951 ;;
e28b7553
DB
1952 --disable-programs)
1953 disable $PROGRAM_LIST
1954 ;;
36e2dea0 1955 --disable-everything)
1b15dc3c 1956 map 'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
36e2dea0 1957 ;;
154caa67
MR
1958 --enable-random|--disable-random)
1959 action=${opt%%-random}
1960 do_random ${action#--} $COMPONENT_LIST
1961 ;;
1962 --enable-random=*|--disable-random=*)
1963 action=${opt%%-random=*}
1964 do_random ${action#--} $optval
1965 ;;
7483e694 1966 --enable-*=*|--disable-*=*)
8b93ddc3 1967 eval $(echo "${opt%%=*}" | sed 's/--/action=/;s/-/ thing=/')
be8f2501
MR
1968 is_in "${thing}s" $COMPONENT_LIST || die_unknown "$opt"
1969 eval list=\$$(toupper $thing)_LIST
8b93ddc3
MR
1970 name=$(echo "${optval}" | sed "s/,/_${thing}|/g")_${thing}
1971 $action $(filter "$name" $list)
7483e694
DB
1972 ;;
1973 --enable-?*|--disable-?*)
5e622c40 1974 eval $(echo "$opt" | sed 's/--/action=/;s/-/ option=/;s/-/_/g')
e3773a55 1975 if is_in $option $COMPONENT_LIST; then
fed5d54b 1976 test $action = disable && action=unset
e3773a55
MR
1977 eval $action \$$(toupper ${option%s})_LIST
1978 elif is_in $option $CMDLINE_SELECT; then
1979 $action $option
1980 else
1981 die_unknown $opt
1982 fi
7483e694
DB
1983 ;;
1984 --list-*)
1985 NAME="${opt#--list-}"
1986 is_in $NAME $COMPONENT_LIST || die_unknown $opt
1987 NAME=${NAME%s}
1988 eval show_list $NAME \$$(toupper $NAME)_LIST
1989 ;;
1990 --help|-h) show_help
1991 ;;
1992 *)
884a36a7 1993 optname="${opt%%=*}"
26759c44
MR
1994 optname="${optname#--}"
1995 optname=$(echo "$optname" | sed 's/-/_/g')
89f2932b
MR
1996 if is_in $optname $CMDLINE_SET; then
1997 eval $optname='$optval'
1998 elif is_in $optname $CMDLINE_APPEND; then
1999 append $optname "$optval"
2000 else
2001 die_unknown $opt
2002 fi
7483e694
DB
2003 ;;
2004 esac
c597172e
MR
2005done
2006
bcea99bb
MR
2007disabled logging && logfile=/dev/null
2008
29ba0911 2009echo "# $0 $LIBAV_CONFIGURATION" > $logfile
bcea99bb
MR
2010set >> $logfile
2011
9da6609f
MR
2012test -n "$cross_prefix" && enable cross_compile
2013
8d4c00ed
MR
2014if enabled cross_compile; then
2015 test -n "$arch" && test -n "$target_os" ||
2016 die "Must specify target arch and OS when cross-compiling"
2017fi
2018
121d78d0 2019ar_default="${cross_prefix}${ar_default}"
11e6d03a 2020cc_default="${cross_prefix}${cc_default}"
20e0ed95 2021nm_default="${cross_prefix}${nm_default}"
3f8040db 2022pkg_config_default="${cross_prefix}${pkg_config_default}"
adb2b908 2023ranlib="${cross_prefix}${ranlib}"
adb2b908 2024
c5200f17
MR
2025sysinclude_default="${sysroot}/usr/include"
2026
aeeb782c 2027case "$toolchain" in
0fbb62a8
LB
2028 clang-asan)
2029 cc_default="clang"
2030 add_cflags -faddress-sanitizer
2031 add_ldflags -faddress-sanitizer
2032 ;;
2033 clang-tsan)
2034 cc_default="clang"
2035 add_cflags -fthread-sanitizer
2036 add_ldflags -fthread-sanitizer
2037 ;;
aeeb782c
MR
2038 msvc)
2039 cc_default="c99wrap cl"
2040 ld_default="c99wrap link"
2041 nm_default="dumpbin -symbols"
ac3a9b51 2042 ar_default="lib"
53e8cd68 2043 target_os_default="win32"
aeeb782c
MR
2044 ;;
2045 ?*)
2046 die "Unknown toolchain $toolchain"
2047 ;;
2048esac
2049
53e8cd68 2050set_default arch cc pkg_config sysinclude target_os
9da6609f
MR
2051enabled cross_compile || host_cc_default=$cc
2052set_default host_cc
13c7df3d 2053
762f95e4
MR
2054if ! $pkg_config --version >/dev/null 2>&1; then
2055 warn "$pkg_config not found, library detection may fail."
2056 pkg_config=false
2057fi
2058
82bb3329
MR
2059exesuf() {
2060 case $1 in
53e8cd68 2061 mingw32*|win32|win64|cygwin*|*-dos|freedos|opendos|os/2*|symbian) echo .exe ;;
82bb3329
MR
2062 esac
2063}
2064
2065EXESUF=$(exesuf $target_os)
2066HOSTEXESUF=$(exesuf $host_os)
c0f5b7f1 2067
e4e69e0b 2068# set temporary file name
a49d42c2 2069: ${TMPDIR:=$TEMPDIR}
c51fafa1 2070: ${TMPDIR:=$TMP}
a49d42c2 2071: ${TMPDIR:=/tmp}
e4e69e0b 2072
a210bce2 2073if ! check_cmd mktemp -u XXXXXX; then
54460a83
MR
2074 # simple replacement for missing mktemp
2075 # NOT SAFE FOR GENERAL USE
2076 mktemp(){
09a5c245 2077 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
54460a83
MR
2078 }
2079fi
2080
2081tmpfile(){
2082 tmp=$(mktemp -u "${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2083 (set -C; exec > $tmp) 2>/dev/null ||
f7ba16a7 2084 die "Unable to create temporary file in $TMPDIR."
54460a83
MR
2085 append TMPFILES $tmp
2086 eval $1=$tmp
2087}
2088
2089trap 'rm -f -- $TMPFILES' EXIT
54460a83 2090
55127e7b 2091tmpfile TMPASM .asm
3e0b1c9a
DB
2092tmpfile TMPC .c
2093tmpfile TMPE $EXESUF
2094tmpfile TMPH .h
2095tmpfile TMPO .o
2096tmpfile TMPS .S
2097tmpfile TMPSH .sh
2098tmpfile TMPV .ver
54460a83
MR
2099
2100unset -f mktemp
e4e69e0b 2101
fb3c4ffc
MR
2102chmod +x $TMPE
2103
993f2d0f
MR
2104# make sure we can execute files in $TMPDIR
2105cat > $TMPSH 2>> $logfile <<EOF
2106#! /bin/sh
2107EOF
2108chmod +x $TMPSH >> $logfile 2>&1
2109if ! $TMPSH >> $logfile 2>&1; then
2110 cat <<EOF
2111Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2112variable to another directory and make sure that it is not mounted noexec.
2113EOF
2114 die "Sanity test failed."
2115fi
993f2d0f 2116
457cc333
MR
2117ccc_flags(){
2118 for flag; do
2119 case $flag in
2120 -std=c99) echo -c99 ;;
2121 -mcpu=*) echo -arch ${flag#*=} ;;
2122 -mieee) echo -ieee ;;
2123 -O*|-fast) echo $flag ;;
2124 -fno-math-errno) echo -assume nomath_errno ;;
2125 -g) echo -g3 ;;
2126 -Wall) echo -msg_enable level2 ;;
2127 -Wno-pointer-sign) echo -msg_disable ptrmismatch1 ;;
2128 -Wl,*) echo $flag ;;
2129 -f*|-W*) ;;
2130 *) echo $flag ;;
2131 esac
2132 done
2133}
2134
dfa559bc
RB
2135msvc_flags(){
2136 for flag; do
2137 case $flag in
2138 -fomit-frame-pointer) echo -Oy ;;
2139 -g) echo -Z7 ;;
2140 -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
2141 -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
4a185ed2 2142 -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
d66c52c2 2143 -wd4996 -wd4273 ;;
dfa559bc
RB
2144 -std=c99) ;;
2145 -fno-math-errno) ;;
2146 -fno-common) ;;
2147 -fno-signed-zeros) ;;
2148 -lz) echo zlib.lib ;;
bd680c7b
DB
2149 -lavifil32) echo vfw32.lib ;;
2150 -lavicap32) echo vfw32.lib user32.lib ;;
dfa559bc
RB
2151 -l*) echo ${flag#-l}.lib ;;
2152 *) echo $flag ;;
2153 esac
2154 done
2155}
2156
d0c6d424
MR
2157pgi_flags(){
2158 for flag; do
2159 case $flag in
643933f5 2160 -flto) echo -Mipa=fast,libopt,libinline,vestigial ;;
d0c6d424
MR
2161 -fomit-frame-pointer) echo -Mnoframe ;;
2162 -g) echo -gopt ;;
2163 *) echo $flag ;;
2164 esac
2165 done
2166}
2167
2168suncc_flags(){
2169 for flag; do
2170 case $flag in
2171 -march=*|-mcpu=*)
2172 case "${flag#*=}" in
2173 native) echo -xtarget=native ;;
2174 v9|niagara) echo -xarch=sparc ;;
2175 ultrasparc) echo -xarch=sparcvis ;;
2176 ultrasparc3|niagara2) echo -xarch=sparcvis2 ;;
2177 i586|pentium) echo -xchip=pentium ;;
2178 i686|pentiumpro|pentium2) echo -xtarget=pentium_pro ;;
2179 pentium3*|c3-2) echo -xtarget=pentium3 ;;
2180 pentium-m) echo -xarch=sse2 -xchip=pentium3 ;;
2181 pentium4*) echo -xtarget=pentium4 ;;
2182 prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
2183 *-sse3) echo -xarch=sse3 ;;
2184 core2) echo -xarch=ssse3 -xchip=core2 ;;
b36f87ff 2185 amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
d0c6d424
MR
2186 athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
2187 k8|opteron|athlon64|athlon-fx)
2188 echo -xarch=sse2a ;;
2189 athlon*) echo -xarch=pentium_proa ;;
2190 esac
2191 ;;
2192 -std=c99) echo -xc99 ;;
2193 -fomit-frame-pointer) echo -xregs=frameptr ;;
2194 -fPIC) echo -KPIC -xcode=pic32 ;;
2195 -W*,*) echo $flag ;;
2196 -f*-*|-W*) ;;
2197 *) echo $flag ;;
2198 esac
2199 done
2200}
2201
2202tms470_flags(){
2203 for flag; do
2204 case $flag in
2205 -march=*|-mcpu=*)
2206 case "${flag#*=}" in
2207 armv7-a|cortex-a*) echo -mv=7a8 ;;
2208 armv7-r|cortex-r*) echo -mv=7r4 ;;
2209 armv7-m|cortex-m*) echo -mv=7m3 ;;
2210 armv6*|arm11*) echo -mv=6 ;;
2211 armv5*e|arm[79]*e*|arm9[24]6*|arm96*|arm102[26])
2212 echo -mv=5e ;;
2213 armv4*|arm7*|arm9[24]*) echo -mv=4 ;;
2214 esac
2215 ;;
2216 -mfpu=neon) echo --float_support=vfpv3 --neon ;;
2217 -mfpu=vfp) echo --float_support=vfpv2 ;;
2218 -mfpu=vfpv3) echo --float_support=vfpv3 ;;
b5198a26 2219 -mfpu=vfpv3-d16) echo --float_support=vfpv3d16 ;;
d0c6d424
MR
2220 -msoft-float) echo --float_support=vfplib ;;
2221 -O[0-3]|-mf=*) echo $flag ;;
2222 -g) echo -g -mn ;;
2223 -pds=*) echo $flag ;;
ad93dccb
MR
2224 -D*|-I*) echo $flag ;;
2225 --gcc|--abi=*) echo $flag ;;
2226 -me) echo $flag ;;
d0c6d424
MR
2227 esac
2228 done
2229}
2230
a758c5e2
MR
2231probe_cc(){
2232 pfx=$1
2233 _cc=$2
2234
8db73c61
MR
2235 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2236 unset _ld_o _ldflags _ld_lib _ld_path
18031c49 2237 unset _depflags _DEPCMD _DEPFLAGS
a758c5e2
MR
2238 _flags_filter=echo
2239
2240 if $_cc -v 2>&1 | grep -q '^gcc.*LLVM'; then
2241 _type=llvm_gcc
2242 gcc_extra_ver=$(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2243 _ident="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2244 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2245 _cflags_speed='-O3'
2246 _cflags_size='-Os'
2247 elif $_cc -v 2>&1 | grep -qi ^gcc; then
2248 _type=gcc
2249 gcc_version=$($_cc --version | head -n1)
2250 gcc_basever=$($_cc -dumpversion)
2251 gcc_pkg_ver=$(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2252 gcc_ext_ver=$(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2253 _ident=$(cleanws "gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2254 if ! $_cc -dumpversion | grep -q '^2\.'; then
2255 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2256 fi
2257 _cflags_speed='-O3'
2258 _cflags_size='-Os'
2259 elif $_cc --version 2>/dev/null | grep -q Intel; then
2260 _type=icc
2261 _ident=$($_cc --version | head -n1)
2262 _depflags='-MMD'
2263 _cflags_speed='-O3'
2264 _cflags_size='-Os'
2265 _cflags_noopt='-O1'
2266 elif $_cc -v 2>&1 | grep -q xlc; then
2267 _type=xlc
2268 _ident=$($_cc -qversion 2>/dev/null | head -n1)
2269 _cflags_speed='-O5'
2270 _cflags_size='-O5 -qcompact'
2271 elif $_cc -V 2>/dev/null | grep -q Compaq; then
2272 _type=ccc
2273 _ident=$($_cc -V | head -n1 | cut -d' ' -f1-3)
2274 _DEPFLAGS='-M'
a758c5e2
MR
2275 _cflags_speed='-fast'
2276 _cflags_size='-O1'
457cc333 2277 _flags_filter=ccc_flags
a758c5e2
MR
2278 elif $_cc --vsn 2>/dev/null | grep -q "ARM C/C++ Compiler"; then
2279 test -d "$sysroot" || die "No valid sysroot specified."
2280 _type=armcc
2281 _ident=$($_cc --vsn | head -n1)
2282 armcc_conf="$PWD/armcc.conf"
2283 $_cc --arm_linux_configure \
2284 --arm_linux_config_file="$armcc_conf" \
2285 --configure_sysroot="$sysroot" \
2286 --configure_cpp_headers="$sysinclude" >>$logfile 2>&1 ||
2287 die "Error creating armcc configuration file."
2288 $_cc --vsn | grep -q RVCT && armcc_opt=rvct || armcc_opt=armcc
2289 _flags="--arm_linux_config_file=$armcc_conf --translate_gcc"
2290 as_default="${cross_prefix}gcc"
2291 _depflags='-MMD'
2292 _cflags_speed='-O3'
2293 _cflags_size='-Os'
0122118e 2294 elif $_cc -version 2>/dev/null | grep -Eq 'TMS470|TI ARM'; then
a758c5e2
MR
2295 _type=tms470
2296 _ident=$($_cc -version | head -n1 | tr -s ' ')
2297 _flags='--gcc --abi=eabi -me'
18031c49 2298 _cc_e='-ppl -fe=$@'
a758c5e2 2299 _cc_o='-fe=$@'
a758c5e2
MR
2300 _depflags='-ppa -ppd=$(@:.o=.d)'
2301 _cflags_speed='-O3 -mf=5'
2302 _cflags_size='-O3 -mf=2'
2303 _flags_filter=tms470_flags
2304 elif $_cc -v 2>&1 | grep -q clang; then
2305 _type=clang
2306 _ident=$($_cc --version | head -n1)
2307 _depflags='-MMD'
2308 _cflags_speed='-O3'
2309 _cflags_size='-Os'
2310 elif $_cc -V 2>&1 | grep -q Sun; then
2311 _type=suncc
2312 _ident=$($_cc -V 2>&1 | head -n1 | cut -d' ' -f 2-)
2313 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
c72f12cb 2314 _DEPFLAGS='-xM1 -xc99'
a758c5e2
MR
2315 _ldflags='-std=c99'
2316 _cflags_speed='-O5'
2317 _cflags_size='-O5 -xspace'
2318 _flags_filter=suncc_flags
2319 elif $_cc -v 2>&1 | grep -q 'PathScale\|Path64'; then
2320 _type=pathscale
2321 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2322 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2323 _cflags_speed='-O2'
2324 _cflags_size='-Os'
2325 _flags_filter='filter_out -Wdisabled-optimization'
2326 elif $_cc -v 2>&1 | grep -q Open64; then
2327 _type=open64
2328 _ident=$($_cc -v 2>&1 | head -n1 | tr -d :)
2329 _depflags='-MMD -MF $(@:.o=.d) -MT $@'
2330 _cflags_speed='-O2'
2331 _cflags_size='-Os'
2332 _flags_filter='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
2333 elif $_cc -V 2>&1 | grep -q Portland; then
2334 _type=pgi
2335 _ident="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
8f23907f 2336 opt_common='-alias=ansi -Mdse -Mlre -Mpre'
a758c5e2
MR
2337 _cflags_speed="-O3 -Mautoinline -Munroll=c:4 $opt_common"
2338 _cflags_size="-O2 -Munroll=c:1 $opt_common"
2339 _cflags_noopt="-O1"
2340 _flags_filter=pgi_flags
dfa559bc
RB
2341 elif $_cc 2>&1 | grep -q Microsoft; then
2342 _type=msvc
2343 _ident=$($cc 2>&1 | head -n1)
2344 _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
2345 _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
2346 _cflags_speed="-O2"
2347 _cflags_size="-O1"
2348 # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
2349 if $_cc 2>&1 | grep -q Linker; then
2350 _ld_o='-out $@'
2351 else
2352 _ld_o='-Fe$@'
2353 fi
2354 _cc_o='-Fo $@'
a224b2cb 2355 _cc_e='-P -Fi $@'
dfa559bc
RB
2356 _flags_filter=msvc_flags
2357 _ld_lib='lib%.a'
2358 _ld_path='-libpath:'
2359 _flags='-nologo'
2360 _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
2361 if [ $pfx = hostcc ]; then
6a0200f2 2362 append _cflags -Dsnprintf=_snprintf
dfa559bc 2363 fi
aef6bd1b 2364 fi
a758c5e2
MR
2365
2366 eval ${pfx}_type=\$_type
2367 eval ${pfx}_ident=\$_ident
2368}
2369
2370set_ccvars(){
23565c26 2371 eval ${1}_C=\${_cc_c-\${${1}_C}}
18031c49 2372 eval ${1}_E=\${_cc_e-\${${1}_E}}
a758c5e2
MR
2373 eval ${1}_O=\${_cc_o-\${${1}_O}}
2374
2375 if [ -n "$_depflags" ]; then
2376 eval ${1}_DEPFLAGS=\$_depflags
2377 else
2378 eval ${1}DEP=\${_DEPCMD:-\$DEPCMD}
2379 eval ${1}DEP_FLAGS=\${_DEPFLAGS:-\$DEPFLAGS}
2380 eval DEP${1}FLAGS=\$_flags
2381 fi
2382}
2383
2384probe_cc cc "$cc"
2385cflags_filter=$_flags_filter
2386cflags_speed=$_cflags_speed
2387cflags_size=$_cflags_size
2388cflags_noopt=$_cflags_noopt
2389add_cflags $_flags $_cflags
2390cc_ldflags=$_ldflags
2391set_ccvars CC
2392
2393probe_cc hostcc "$host_cc"
2394host_cflags_filter=$_flags_filter
a758c5e2 2395add_host_cflags $_flags $_cflags
a758c5e2 2396set_ccvars HOSTCC
629687f6 2397
851ffa80
MR
2398test -n "$cc_type" && enable $cc_type ||
2399 warn "Unknown C compiler $cc, unable to select optimal CFLAGS"
629687f6 2400
75bafbac 2401: ${as_default:=$cc}
50567afa 2402: ${dep_cc_default:=$cc}
684b28e0 2403: ${ld_default:=$cc}
095792f2
MR
2404: ${host_ld_default:=$host_cc}
2405set_default ar as dep_cc ld host_ld
75800dce 2406
a758c5e2
MR
2407probe_cc as "$as"
2408asflags_filter=$_flags_filter
2409add_asflags $_flags $_cflags
2410set_ccvars AS
2411
2412probe_cc ld "$ld"
2413ldflags_filter=$_flags_filter
2414add_ldflags $_flags $_ldflags
2415test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
2763587c 2416LD_O=${_ld_o-$LD_O}
8db73c61
MR
2417LD_LIB=${_ld_lib-$LD_LIB}
2418LD_PATH=${_ld_path-$LD_PATH}
a758c5e2 2419
095792f2
MR
2420probe_cc hostld "$host_ld"
2421host_ldflags_filter=$_flags_filter
2422add_host_ldflags $_flags $_ldflags
2423HOSTLD_O=${_ld_o-$HOSTLD_O}
2424
a758c5e2
MR
2425if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
2426 probe_cc depcc "$dep_cc"
2427 CCDEP=${_DEPCMD:-$DEPCMD}
2428 CCDEP_FLAGS=${_DEPFLAGS:=$DEPFLAGS}
2429 DEPCCFLAGS=$_flags
2430fi
07dec06e 2431
3dbc777c
MR
2432if $ar 2>&1 | grep -q Microsoft; then
2433 arflags="-nologo"
2434 ar_o='-out:$@'
2435elif $ar 2>&1 | grep -q 'Texas Instruments'; then
2436 arflags="rq"
2437 ar_o='$@'
2438else
2439 arflags="rc"
2440 ar_o='$@'
2441fi
2442
7f32f40c 2443add_cflags $extra_cflags
2f2e6c7c 2444add_asflags $extra_cflags
7f32f40c 2445
154d432c
MR
2446if test -n "$sysroot"; then
2447 case "$cc_type" in
00ba041c 2448 gcc|llvm_gcc|clang)
467256f2 2449 add_cppflags --sysroot="$sysroot"
154d432c
MR
2450 add_ldflags --sysroot="$sysroot"
2451 ;;
6fec122a
MR
2452 tms470)
2453 add_cppflags -I"$sysinclude"
2454 add_ldflags --sysroot="$sysroot"
2455 ;;
154d432c
MR
2456 esac
2457fi
2458
d22c13a8
MR
2459if test "$cpu" = host; then
2460 enabled cross_compile && die "--cpu=host makes no sense when cross-compiling."
2461
2462 case "$cc_type" in
613a4e3f 2463 gcc|llvm_gcc)
d22c13a8
MR
2464 check_native(){
2465 $cc $1=native -v -c -o $TMPO $TMPC >$TMPE 2>&1 || return
b695256e 2466 sed -n "/cc1.*$1=/{
27ce1be8
MR
2467 s/.*$1=\\([^ ]*\\).*/\\1/
2468 p
2469 q
2470 }" $TMPE
d22c13a8
MR
2471 }
2472 cpu=$(check_native -march || check_native -mcpu)
2473 ;;
2474 esac
2475
2476 test "${cpu:-host}" = host && die "--cpu=host not supported with compiler $cc"
2477fi
2478
e939cedd
MR
2479# Deal with common $arch aliases
2480case "$arch" in
5873b623
MR
2481 aarch64|arm64)
2482 arch="aarch64"
2483 ;;
e939cedd
MR
2484 arm*)
2485 arch="arm"
2486 ;;
2acda282 2487 mips*|IP*)
e939cedd
MR
2488 arch="mips"
2489 ;;
a6e9d649 2490 parisc*|hppa*)
e939cedd
MR
2491 arch="parisc"
2492 ;;
56203596 2493 "Power Macintosh"|ppc*|powerpc*)
e939cedd
MR
2494 arch="ppc"
2495 ;;
e939cedd
MR
2496 s390|s390x)
2497 arch="s390"
2498 ;;
2499 sh4|sh)
2500 arch="sh4"
2501 ;;
4cd217c0 2502 sun4u|sparc*)
e939cedd 2503 arch="sparc"
e939cedd 2504 ;;
c75848cd
DB
2505 tilegx|tile-gx)
2506 arch="tilegx"
2507 ;;
d33ed7b3 2508 i[3-6]86|i86pc|BePC|x86pc|x86_64|amd64)
e939cedd
MR
2509 arch="x86"
2510 ;;
2511esac
2512
851ffa80 2513is_in $arch $ARCH_LIST || warn "unknown architecture $arch"
343aef9b 2514enable $arch
e939cedd 2515
df5cdc24 2516# Add processor-specific flags
5d54c126
MR
2517if test "$cpu" = generic; then
2518 : do nothing
2519elif enabled ppc; then
343aef9b 2520
56348891
MR
2521 case $(tolower $cpu) in
2522 601|ppc601|powerpc601)
9dbd5c3d 2523 cpuflags="-mcpu=601"
64ad53ff 2524 disable altivec
9dbd5c3d 2525 ;;
56348891 2526 603*|ppc603*|powerpc603*)
9dbd5c3d 2527 cpuflags="-mcpu=603"
64ad53ff 2528 disable altivec
9dbd5c3d 2529 ;;
56348891 2530 604*|ppc604*|powerpc604*)
9dbd5c3d 2531 cpuflags="-mcpu=604"
64ad53ff 2532 disable altivec
9dbd5c3d 2533 ;;
56348891 2534 g3|75*|ppc75*|powerpc75*)
7f1fcaf0 2535 cpuflags="-mcpu=750"
64ad53ff 2536 disable altivec
9dbd5c3d 2537 ;;
56348891 2538 g4|745*|ppc745*|powerpc745*)
7f1fcaf0 2539 cpuflags="-mcpu=7450"
9dbd5c3d 2540 ;;
56348891 2541 74*|ppc74*|powerpc74*)
7f1fcaf0 2542 cpuflags="-mcpu=7400"
9dbd5c3d 2543 ;;
313f9fbf 2544 g5|970|ppc970|powerpc970)
7f1fcaf0 2545 cpuflags="-mcpu=970"
9dbd5c3d 2546 ;;
313f9fbf 2547 power[3-7]*)
7f1fcaf0 2548 cpuflags="-mcpu=$cpu"
313f9fbf 2549 ;;
56348891 2550 cell)
9dbd5c3d
MR
2551 cpuflags="-mcpu=cell"
2552 enable ldbrx
2553 ;;
4ab26cb4
DB
2554 e500mc)
2555 cpuflags="-mcpu=e500mc"
2556 disable altivec
2557 ;;
7b0b81a1
AL
2558 e500v2)
2559 cpuflags="-mcpu=8548 -mhard-float -mfloat-gprs=double"
2560 disable altivec
2561 ;;
2562 e500)
2563 cpuflags="-mcpu=8540 -mhard-float"
2564 disable altivec
2565 ;;
9dbd5c3d 2566 esac
343aef9b
MR
2567
2568elif enabled x86; then
2569
9dbd5c3d
MR
2570 case $cpu in
2571 i[345]86|pentium)
2572 cpuflags="-march=$cpu"
2573 disable mmx
2574 ;;
2575 # targets that do NOT support conditional mov (cmov)
2576 pentium-mmx|k6|k6-[23]|winchip-c6|winchip2|c3)
2577 cpuflags="-march=$cpu"
2578 disable cmov
2579 ;;
2580 # targets that do support conditional mov (cmov)
b36f87ff 2581 i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom|bdver*)
9dbd5c3d
MR
2582 cpuflags="-march=$cpu"
2583 enable cmov
2584 enable fast_cmov
2585 ;;
2586 # targets that do support conditional mov but on which it's slow
2587 pentium4|pentium4m|prescott|nocona)
2588 cpuflags="-march=$cpu"
2589 enable cmov
2590 disable fast_cmov
2591 ;;
2592 esac
343aef9b
MR
2593
2594elif enabled sparc; then
2595
9dbd5c3d 2596 case $cpu in
eadfb056 2597 cypress|f93[04]|tsc701|sparcl*|supersparc|hypersparc|niagara|v[789])
26b7199e
MK
2598 cpuflags="-mcpu=$cpu"
2599 disable vis
2600 ;;
eadfb056
MK
2601 ultrasparc*|niagara[234])
2602 cpuflags="-mcpu=$cpu"
9dbd5c3d
MR
2603 ;;
2604 esac
343aef9b
MR
2605
2606elif enabled arm; then
2607
34ba23c9
MR
2608 case $cpu in
2609 armv*)
2610 cpuflags="-march=$cpu"
c2eae137 2611 subarch=$(echo $cpu | sed 's/[^a-z0-9]//g')
34ba23c9
MR
2612 ;;
2613 *)
2614 cpuflags="-mcpu=$cpu"
c2eae137
MR
2615 case $cpu in
2616 cortex-a*) subarch=armv7a ;;
2617 cortex-r*) subarch=armv7r ;;
9e19704a 2618 cortex-m*) enable thumb; subarch=armv7m ;;
c2eae137
MR
2619 arm11*) subarch=armv6 ;;
2620 arm[79]*e*|arm9[24]6*|arm96*|arm102[26]) subarch=armv5te ;;
2621 armv4*|arm7*|arm9[24]*) subarch=armv4 ;;
2622 esac
34ba23c9
MR
2623 ;;
2624 esac
343aef9b
MR
2625
2626elif enabled alpha; then
2627
457cc333 2628 cpuflags="-mcpu=$cpu"
343aef9b
MR
2629
2630elif enabled bfin; then
2631
34ba23c9 2632 cpuflags="-mcpu=$cpu"
343aef9b
MR
2633
2634elif enabled mips; then
2635
34ba23c9 2636 cpuflags="-march=$cpu"
343aef9b
MR
2637
2638elif enabled avr32; then
2639
9dbd5c3d
MR
2640 case $cpu in
2641 ap7[02]0[0-2])
2642 subarch="avr32_ap"
2643 cpuflags="-mpart=$cpu"
2644 ;;
2645 ap)
2646 subarch="avr32_ap"
2647 cpuflags="-march=$cpu"
2648 ;;
2649 uc3[ab]*)
2650 subarch="avr32_uc"
2651 cpuflags="-mcpu=$cpu"
2652 ;;
2653 uc)
2654 subarch="avr32_uc"
2655 cpuflags="-march=$cpu"
2656 ;;
2657 esac
df5cdc24 2658
5873b623
MR
2659elif enabled aarch64; then
2660
2661 case $cpu in
2662 armv*)
2663 cpuflags="-march=$cpu"
2664 ;;
2665 *)
2666 cpuflags="-mcpu=$cpu"
2667 ;;
2668 esac
2669
343aef9b
MR
2670fi
2671
df5cdc24
MR
2672add_cflags $cpuflags
2673add_asflags $cpuflags
2674
993f2d0f
MR
2675# compiler sanity check
2676check_exec <<EOF
2677int main(void){ return 0; }
2678EOF
2679if test "$?" != 0; then
2680 echo "$cc is unable to create an executable file."
2681 if test -z "$cross_prefix" && ! enabled cross_compile ; then
2682 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
2683 echo "Only do this if you know what cross compiling means."
2684 fi
2685 die "C compiler test failed."
2686fi
2687
046f081b 2688add_cppflags -D_ISOC99_SOURCE
e9b9a2f8 2689check_cflags -std=c99
50a334e4 2690check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
9d821fc2
DB
2691#include <stdlib.h>
2692EOF
50a334e4 2693check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
9d821fc2
DB
2694#include <stdlib.h>
2695EOF
e9b9a2f8 2696
f0125de9 2697check_host_cflags -std=c99
0a6db2a2 2698check_host_cflags -Wall
f0125de9 2699
d4c99513
MR
2700check_64bit(){
2701 arch32=$1
2702 arch64=$2
2703 expr=$3
2704 check_code cc "" "int test[2*($expr) - 1]" &&
2705 subarch=$arch64 || subarch=$arch32
2706}
2707
b24dbcbd 2708case "$arch" in
4cd217c0 2709 alpha|ia64)
2acda282
MR
2710 spic=$shared
2711 ;;
2712 mips)
2713 check_64bit mips mips64 '_MIPS_SIM > 1'
8a3c8627 2714 spic=$shared
b24dbcbd 2715 ;;
a6e9d649
MR
2716 parisc)
2717 check_64bit parisc parisc64 'sizeof(void *) > 4'
2718 spic=$shared
2719 ;;
56203596
MR
2720 ppc)
2721 check_64bit ppc ppc64 'sizeof(void *) > 4'
2722 ;;
4cd217c0
MR
2723 sparc)
2724 check_64bit sparc sparc64 'sizeof(void *) > 4'
2725 spic=$shared
2726 ;;
e939cedd 2727 x86)
d4c99513 2728 check_64bit x86_32 x86_64 'sizeof(void *) > 4'
de27f4d9 2729 if test "$subarch" = "x86_64"; then
e939cedd 2730 spic=$shared
de27f4d9 2731 fi
b24dbcbd 2732 ;;
b24dbcbd
RP
2733esac
2734
343aef9b 2735enable $subarch
8a3c8627 2736enabled spic && enable pic
b24dbcbd 2737
7483e694 2738# OS specific
4f854758 2739case $target_os in
a1629e28 2740 haiku)
63ae7e7c 2741 prefix_default="/boot/common"
108caaaa 2742 network_extralibs="-lnetwork"
f59c4bd6 2743 host_libs=
a1629e28 2744 ;;
7483e694 2745 sunos)
4d58e4cb 2746 AVSERVERLDFLAGS=""
9987769a 2747 SHFLAGS='-shared -Wl,-h,$$(@F)'
0600d30a 2748 enabled x86 && SHFLAGS="-mimpure-text $SHFLAGS"
7483e694 2749 network_extralibs="-lsocket -lnsl"
779222db 2750 add_cppflags -D__EXTENSIONS__ -D_XOPEN_SOURCE=600
87a74f47
SM
2751 # When using suncc to build, the Solaris linker will mark
2752 # an executable with each instruction set encountered by
2753 # the Solaris assembler. As our libraries contain their own
2754 # guards for processor-specific code, instead suppress
2755 # generation of the HWCAPS ELF section on Solaris x86 only.
2756 enabled_all suncc x86 && echo "hwcap_1 = OVERRIDE;" > mapfile && add_ldflags -Wl,-M,mapfile
2a8a860a 2757 nm_default='nm -P -g'
7483e694
DB
2758 ;;
2759 netbsd)
a1e4b3f6 2760 disable symver
07a8eef6
MR
2761 oss_indev_extralibs="-lossaudio"
2762 oss_outdev_extralibs="-lossaudio"
7483e694 2763 ;;
d488c3bc 2764 openbsd|bitrig)
7c4a001a 2765 # On OpenBSD 4.5. the compiler does not use PIC unless
070c5d0f 2766 # explicitly using -fPIC. Libav builds fine without PIC,
7c4a001a
MR
2767 # however the generated executable will not do anything
2768 # (simply quits with exit-code 1, no crash, no output).
a7b9c8ae 2769 # Thus explicitly enable PIC here.
cd78208b 2770 enable pic
a1e4b3f6 2771 disable symver
7483e694 2772 SHFLAGS='-shared'
d5683aba
BS
2773 SLIBNAME_WITH_MAJOR='$(SLIBNAME).$(LIBVERSION)'
2774 SLIB_INSTALL_LINKS=
07a8eef6
MR
2775 oss_indev_extralibs="-lossaudio"
2776 oss_outdev_extralibs="-lossaudio"
7483e694 2777 ;;
a1e4b3f6 2778 dragonfly)
a1e4b3f6
MR
2779 disable symver
2780 ;;
2781 freebsd)
7483e694
DB
2782 ;;
2783 bsd/os)
355d81df 2784 add_extralibs -lpoll -lgnugetopt
7483e694
DB
2785 ;;
2786 darwin)
301ab19d 2787 gas="gas-preprocessor.pl $cc"
e08b8239 2788 enabled ppc && add_asflags -force_cpusubtype_ALL
49e35f49 2789 SHFLAGS='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
dff68563 2790 enabled x86_32 && append SHFLAGS -Wl,-read_only_relocs,suppress
355d81df 2791 add_ldflags -Wl,-dynamic,-search_paths_first
7483e694
DB
2792 SLIBSUF=".dylib"
2793 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
2794 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
4d58e4cb 2795 AVSERVERLDFLAGS=-Wl,-bind_at_load
304d586d 2796 objformat="macho"
1b0f6fb8 2797 enabled x86_64 && objformat="macho64"
8dfa86f7 2798 enabled_any pic shared ||
2704bd1a 2799 { check_cflags -mdynamic-no-pic && add_asflags -mdynamic-no-pic; }
7483e694
DB
2800 ;;
2801 mingw32*)
9d3f4f50 2802 if test $target_os = "mingw32ce"; then
1aa71e25
MS
2803 disable network
2804 else
2805 target_os=mingw32
2806 fi
dcc01c06 2807 LIBTARGET=i386
1fc9fb8a 2808 if enabled x86_64; then
417516f6 2809 LIBTARGET="i386:x86-64"
336cc1b0 2810 elif enabled arm; then
15c5156d 2811 LIBTARGET=arm-wince
dcc01c06 2812 fi
fbd971a4 2813 shlibdir_default="$bindir_default"
7483e694
DB
2814 SLIBPREF=""
2815 SLIBSUF=".dll"
7483e694
DB
2816 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2817 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2f138f0b
MR
2818 SLIB_EXTRA_CMD=-'$(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
2819 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2820 SLIB_INSTALL_LINKS=
2821 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2822 SLIB_INSTALL_EXTRA_LIB='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
4b51fb1c 2823 SHFLAGS='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
304d586d 2824 objformat="win32"
ec10a9ab 2825 dlltool="${cross_prefix}dlltool"
a3222470 2826 ranlib=:
bc574408 2827 enable dos_paths
5666a9f2 2828 add_cppflags -U__STRICT_ANSI__
7483e694 2829 ;;
53e8cd68 2830 win32|win64)
d66c52c2
MS
2831 if enabled shared; then
2832 # Link to the import library instead of the normal static library
2833 # for shared libs.
2834 LD_LIB='%.lib'
2835 # Cannot build shared and static libraries at the same time with
2836 # MSVC.
2837 disable static
2838 fi
2839 shlibdir_default="$bindir_default"
2840 SLIBPREF=""
2841 SLIBSUF=".dll"
2842 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2843 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
2844 SLIB_CREATE_DEF_CMD='makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
2845 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2846 SLIB_INSTALL_LINKS=
2847 SLIB_INSTALL_EXTRA_SHLIB='$(SLIBNAME:$(SLIBSUF)=.lib)'
2848 SLIB_INSTALL_EXTRA_LIB='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
2849 SHFLAGS='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
53e8cd68
MS
2850 objformat="win32"
2851 ranlib=:
2852 enable dos_paths
2853 ;;
7483e694 2854 cygwin*)
4f854758 2855 target_os=cygwin
fbd971a4 2856 shlibdir_default="$bindir_default"
7483e694
DB
2857 SLIBPREF="cyg"
2858 SLIBSUF=".dll"
2859 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
2860 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
f5d2c597
YS
2861 SLIB_INSTALL_NAME='$(SLIBNAME_WITH_MAJOR)'
2862 SLIB_INSTALL_LINKS=
2863 SLIB_INSTALL_EXTRA_LIB='lib$(FULLNAME).dll.a'
2864 SHFLAGS='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
304d586d 2865 objformat="win32"
bc574408 2866 enable dos_paths
7483e694 2867 ;;
4f365f37 2868 *-dos|freedos|opendos)
4f365f37 2869 network_extralibs="-lsocket"
ff1c015d 2870 objformat="coff"
bc574408 2871 enable dos_paths
a7a187a1 2872 add_cppflags -U__STRICT_ANSI__
4f365f37 2873 ;;
7483e694 2874 linux)
7483e694
DB
2875 enable dv1394
2876 ;;
2877 irix*)
4f854758 2878 target_os=irix
7483e694
DB
2879 ranlib="echo ignoring ranlib"
2880 ;;
d22e8442 2881 os/2*)
d22e8442 2882 ln_s="cp -f"
9297f1ed 2883 objformat="aout"
e14574eb 2884 add_cppflags -D_GNU_SOURCE
355d81df 2885 add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
71c61f62 2886 SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
4d58e4cb 2887 AVSERVERLDFLAGS=""
287d3b13 2888 LIBSUF="_s.a"
d22e8442
DY
2889 SLIBPREF=""
2890 SLIBSUF=".dll"
2891 SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
2892 SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
71c61f62 2893 SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
f69f51b3
DB
2894 echo PROTMODE >> $(SUBDIR)$(NAME).def; \
2895 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
2896 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
2897 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
2898 emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
71c61f62 2899 SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
f69f51b3 2900 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
2f138f0b 2901 SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
bc574408 2902 enable dos_paths
d22e8442 2903 ;;
83993c1c 2904 gnu/kfreebsd)
3bd1eacd 2905 add_cppflags -D_BSD_SOURCE
83993c1c 2906 ;;
34e82167 2907 gnu)
34e82167 2908 ;;
d33ed7b3
MR
2909 qnx)
2910 add_cppflags -D_QNX_SOURCE
2911 network_extralibs="-lsocket"
2912 ;;
1c69c79f
MS
2913 symbian)
2914 SLIBSUF=".dll"
2915 enable dos_paths
e3bc07f4
MS
2916 add_cflags --include=$sysinclude/gcce/gcce.h -fvisibility=default
2917 add_cppflags -D__GCCE__ -D__SYMBIAN32__ -DSYMBIAN_OE_POSIX_SIGNALS
2918 add_ldflags -Wl,--target1-abs,--no-undefined \
2919 -Wl,-Ttext,0x80000,-Tdata,0x1000000 -shared \
2920 -Wl,--entry=_E32Startup -Wl,-u,_E32Startup
2921 add_extralibs -l:eexe.lib -l:usrt2_2.lib -l:dfpaeabi.dso \
2922 -l:drtaeabi.dso -l:scppnwdl.dso -lsupc++ -lgcc \
2923 -l:libc.dso -l:libm.dso -l:euser.dso -l:libcrt0.lib
1c69c79f 2924 ;;
fdd66609
MR
2925 osf1)
2926 add_cppflags -D_OSF_SOURCE -D_POSIX_PII -D_REENTRANT
2927 AVSERVERLDFLAGS=
2928 ;;
741a8b72
MR
2929 minix)
2930 ;;
4ebc6a74
MR
2931 plan9)
2932 add_cppflags -D_C99_SNPRINTF_EXTENSION \
2933 -D_REENTRANT_SOURCE \
2934 -D_RESEARCH_SOURCE \
2935 -DFD_SETSIZE=96 \
2936 -DHAVE_SOCK_OPTS
2937 add_compat strtod.o strtod=avpriv_strtod
2938 network_extralibs='-lbsd'
2939 exeobjs=compat/plan9/main.o
2940 disable avserver
2941 ln_s='ln -s -f'
2942 cp_f='cp'
2943 ;;
614d8911
MR
2944 none)
2945 ;;
7483e694 2946 *)
4f924f9a 2947 die "Unknown OS '$target_os'."
7483e694
DB
2948 ;;
2949esac
2950
b797f3c4
MR
2951# determine libc flavour
2952
2953if check_cpp_condition features.h "defined __UCLIBC__"; then
2954 libc_type=uclibc
3bd1eacd 2955 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
2956elif check_cpp_condition features.h "defined __GLIBC__"; then
2957 libc_type=glibc
3bd1eacd 2958 add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
b797f3c4
MR
2959elif check_header _mingw.h; then
2960 libc_type=mingw
2961 check_cpp_condition _mingw.h \
2962 "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
2963 (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
2964 die "ERROR: MinGW runtime version must be >= 3.15."
2965elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
2966 libc_type=newlib
8f7b814f 2967 add_cppflags -U__STRICT_ANSI__
4fa661a8
RB
2968elif check_func_headers stdlib.h _get_doserrno; then
2969 libc_type=msvcrt
84e65c76
MR
2970 add_compat strtod.o strtod=avpriv_strtod
2971 add_compat msvcrt/snprintf.o snprintf=avpriv_snprintf \
2972 _snprintf=avpriv_snprintf \
2973 vsnprintf=avpriv_vsnprintf
b797f3c4
MR
2974elif check_cpp_condition stddef.h "defined __KLIBC__"; then
2975 libc_type=klibc
2976fi
2977
2978test -n "$libc_type" && enable $libc_type
2979
5ab432fa
MR
2980# hacks for compiler/libc/os combinations
2981
2982if enabled_all tms470 glibc; then
b6f8d635 2983 CPPFLAGS="-I${source_path}/compat/tms470 ${CPPFLAGS}"
5ab432fa
MR
2984 add_cppflags -D__USER_LABEL_PREFIX__=
2985 add_cppflags -D__builtin_memset=memset
2986 add_cppflags -D__gnuc_va_list=va_list -D_VA_LIST_DEFINED
2987 add_cflags -pds=48 # incompatible redefinition of macro
2988fi
2989
457cc333
MR
2990if enabled_all ccc glibc; then
2991 add_ldflags -Wl,-z,now # calls to libots crash without this
2992fi
2993
6555acad
MR
2994esc(){
2995 echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
2996}
2997
2998echo "config:$arch:$subarch:$cpu:$target_os:$(esc $cc_ident):$(esc $LIBAV_CONFIGURATION)" >config.fate
db7515fd 2999
13cb2187
AS
3000check_cpp_condition stdlib.h "defined(__PIC__) || defined(__pic__) || defined(PIC)" && enable pic
3001
c9d19248 3002set_default $PATHS_LIST
2a8a860a 3003set_default nm
c9d19248 3004
320d060a 3005# we need to build at least one lib type
93b3c083 3006if ! enabled_any static shared; then
320d060a
DB
3007 cat <<EOF
3008At least one library type must be built.
3009Specify --enable-static to build the static libraries or --enable-shared to
3010build the shared libraries as well. To only build the shared libraries specify
3011--disable-static in addition to --enable-shared.
3012EOF
3013 exit 1;
3014fi
3015
2184c6f7 3016die_license_disabled() {
4c27207c 3017 enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
2184c6f7
DB
3018}
3019
e417d80d 3020die_license_disabled gpl libcdio
2184c6f7 3021die_license_disabled gpl libx264
de295976 3022die_license_disabled gpl libxavs
2184c6f7 3023die_license_disabled gpl libxvid
2184c6f7
DB
3024die_license_disabled gpl x11grab
3025
2f7ae63b 3026die_license_disabled nonfree libfaac
87246953 3027die_license_disabled nonfree libfdk_aac
a060866f 3028die_license_disabled nonfree openssl
b2e3c528 3029
0b175caa
DB
3030die_license_disabled version3 libopencore_amrnb
3031die_license_disabled version3 libopencore_amrwb
d89e738a 3032die_license_disabled version3 libvo_aacenc
f502ff3f 3033die_license_disabled version3 libvo_amrwbenc
0b175caa 3034
9cad0e4e 3035enabled version3 && { enabled gpl && enable gplv3 || enable lgplv3; }
3fe142e2 3036
40617a6d 3037disabled optimizations || check_cflags -fomit-frame-pointer
cf9d24ad 3038
e276d9e8
MR
3039enable_pic() {
3040 enable pic
bce7b696
MR
3041 add_cppflags -DPIC
3042 add_cflags -fPIC
3043 add_asflags -fPIC
e276d9e8
MR
3044}
3045
3046enabled pic && enable_pic
bce7b696 3047
b4d96ba2
MR
3048check_cc <<EOF || die "Symbol mangling check failed."
3049int ff_extern;
3050EOF
2a8a860a 3051sym=$($nm $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
b4d96ba2
MR
3052extern_prefix=${sym%%ff_extern*}
3053
afb5ed55 3054check_cc <<EOF && enable_weak inline_asm
f65883c8
MR
3055void foo(void) { __asm__ volatile ("" ::); }
3056EOF
61d251db 3057
df5e3978
MR
3058_restrict=
3059for restrict_keyword in restrict __restrict__ __restrict; do
3060 check_cc <<EOF && _restrict=$restrict_keyword && break
3061void foo(char * $restrict_keyword p);
3062EOF
3063done
3064
3065check_cc <<EOF && enable attribute_packed
3066struct { int x; } __attribute__((packed)) x;
3067EOF
3068
dffb41b9
MR
3069check_cc <<EOF && enable attribute_may_alias
3070union { int x; } __attribute__((may_alias)) x;
3071EOF
3072
df5e3978
MR
3073check_cc <<EOF || die "endian test failed"
3074unsigned int endian = 'B' << 24 | 'I' << 16 | 'G' << 8 | 'E';
3075EOF
48fc536a 3076od -t x1 $TMPO | grep -q '42 *49 *47 *45' && enable bigendian
df5e3978 3077
e939cedd
MR
3078if enabled alpha; then
3079
3080 check_cflags -mieee
3081
3082elif enabled arm; then
e45391bb 3083
8986fddc 3084 enabled thumb && check_cflags -mthumb || check_cflags -marm
301ab19d 3085 nogas=die
50fa82e6 3086
44caaa56
MR
3087 if check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
3088 enable vfp_args
3089 elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
3090 case "${cross_prefix:-$cc}" in
3091 *hardfloat*) enable vfp_args; fpabi=vfp ;;
3092 *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
fa0912fe
MR
3093__asm__ (".eabi_attribute 28, 1");
3094int main(void) { return 0; }
3095EOF
44caaa56
MR
3096 esac
3097 warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
3098 fi
fa0912fe 3099
575db883
DB
3100 enabled armv5te && check_inline_asm armv5te '"qadd r0, r0, r0"'
3101 enabled armv6 && check_inline_asm armv6 '"sadd16 r0, r0, r0"'
3102 enabled armv6t2 && check_inline_asm armv6t2 '"movt r0, #0"'
3103 enabled armvfp && check_inline_asm armvfp '"fadds s0, s0, s0"'
3104 enabled neon && check_inline_asm neon '"vadd.i16 q0, q0, q0"'
3105 enabled vfpv3 && check_inline_asm vfpv3 '"vmov.f32 s0, #1.0"'
e45391bb 3106
575db883
DB
3107 check_inline_asm asm_mod_q '"add r0, %Q0, %R0" :: "r"((long long)0)'
3108 check_inline_asm asm_mod_y '"vmul.i32 d0, d0, %y0" :: "x"(0)'
6308729e 3109
e276d9e8
MR
3110 enabled_all armv6t2 shared !pic && enable_pic
3111
fa0912fe 3112elif enabled mips; then
e45391bb 3113
575db883 3114 check_inline_asm loongson '"dmult.g $1, $2, $3"'
e45391bb 3115
5af530f5
MR
3116elif enabled parisc; then
3117
3118 if enabled gcc; then
3119 case $($cc -dumpversion) in
3120 4.[3-8].*) check_cflags -fno-optimize-sibling-calls ;;
3121 esac
3122 fi
3123
fa0912fe 3124elif enabled ppc; then
e45391bb 3125
e6a0c354
MR
3126 enable local_aligned_8 local_aligned_16
3127
575db883
DB
3128 check_inline_asm dcbzl '"dcbzl 0, %0" :: "r"(0)'
3129 check_inline_asm ibm_asm '"add 0, 0, 0"'
3130 check_inline_asm ppc4xx '"maclhw r10, r11, r12"'
3131 check_inline_asm xform_asm '"lwzx %1, %y0" :: "Z"(*(int*)0), "r"(0)'
fa0912fe
MR
3132
3133 # AltiVec flags: The FSF version of GCC differs from the Apple version
3134 if enabled altivec; then
301ab19d 3135 nogas=warn
fa0912fe
MR
3136 check_cflags -maltivec -mabi=altivec &&
3137 { check_header altivec.h && inc_altivec_h="#include <altivec.h>" ; } ||
3138 check_cflags -faltivec
3139
3140 # check if our compiler supports Motorola AltiVec C API
3141 check_cc <<EOF || disable altivec
3142$inc_altivec_h
3143int main(void) {
20bcce50
MR
3144 vector signed int v1 = (vector signed int) { 0 };
3145 vector signed int v2 = (vector signed int) { 1 };
3146 v1 = vec_add(v1, v2);
fa0912fe
MR
3147 return 0;
3148}
3149EOF
3150
20bcce50 3151 enabled altivec || warn "Altivec disabled, possibly missing --cpu flag"
fa0912fe 3152 fi
e45391bb 3153
fa0912fe 3154elif enabled sparc; then
e45391bb 3155
6aa93689 3156 enabled vis && check_inline_asm vis '"pdist %f0, %f0, %f0"'
e45391bb 3157
fa0912fe 3158elif enabled x86; then
e45391bb 3159
8e85ba8d
DB
3160 check_code ld intrin.h "__rdtsc()" && enable rdtsc
3161
f80ddd5b
RB
3162 check_code ld mmintrin.h "_mm_empty()" && enable mm_empty
3163
e6a0c354
MR
3164 enable local_aligned_8 local_aligned_16
3165
44965991
PI
3166 # check whether EBP is available on x86
3167 # As 'i' is stored on the stack, this program will crash
3168 # if the base pointer is used to access it because the
3169 # base pointer is cleared in the inline assembly code.
7dfef245 3170 check_exec_crash <<EOF && enable ebp_available
f69f51b3
DB
3171volatile int i=0;
3172__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
3173return i;
44965991
PI
3174EOF
3175
f494213c 3176 # check whether EBX is available on x86
575db883
DB
3177 check_inline_asm ebx_available '""::"b"(0)' &&
3178 check_inline_asm ebx_available '"":::"%ebx"'
8e380710 3179
6f74fb03 3180 # check whether xmm clobbers are supported
575db883 3181 check_inline_asm xmm_clobbers '"":::"%xmm0"'
6f74fb03 3182
239fdf1b 3183 # check whether binutils is new enough to compile SSSE3/MMXEXT
43b73d59
DB
3184 enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
3185 enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
6bd859d6 3186
9cca1e40 3187 if ! disabled_any asm mmx yasm; then
b6c06894
MR
3188 if check_cmd $yasmexe --version; then
3189 enabled x86_64 && yasm_extra="-m amd64"
3190 yasm_debug="-g dwarf2"
3191 elif check_cmd nasm -v; then
3192 yasmexe=nasm
3193 yasm_debug="-g -F dwarf"
3194 enabled x86_64 && test "$objformat" = elf && objformat=elf64
3195 fi
3196
3197 YASMFLAGS="-f $objformat $yasm_extra"
3198 enabled pic && append YASMFLAGS "-DPIC"
3199 test -n "$extern_prefix" && append YASMFLAGS "-DPREFIX"
3200 case "$objformat" in
3201 elf*) enabled debug && append YASMFLAGS $yasm_debug ;;
3202 esac
3203
b8e8a07c 3204 check_yasm "vextractf128 xmm0, ymm0, 0" && enable yasm ||
25432e85 3205 die "yasm not found, use --disable-yasm for a crippled build"
43b73d59 3206 check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
180d43bc 3207 check_yasm "CPU amdnop" && enable cpunop
31a0dcb2 3208 fi
e45391bb 3209
669b5583
MR
3210 case "$cpu" in
3211 athlon*|opteron*|k8*|pentium|pentium-mmx|prescott|nocona|atom|geode)
3212 disable fast_clz
3213 ;;
3214 esac
3215
44965991
PI
3216fi
3217
301ab19d
MR
3218if enabled asm; then
3219 as=${gas:=$as}
575db883 3220 check_inline_asm gnu_as '".macro m n\n\\n:.int 0\n.endm\nm x"' ||
301ab19d
MR
3221 $nogas "GNU assembler not found, install gas-preprocessor"
3222fi
3223
4a7e068b
MR
3224check_ldflags -Wl,--as-needed
3225
a98bb16d
RP
3226if check_func dlopen; then
3227 ldl=
3228elif check_func dlopen -ldl; then
3229 ldl=-ldl
8bf5d58f
MN
3230fi
3231
54fe299b
DV
3232if enabled network; then
3233 check_type "sys/types.h sys/socket.h" socklen_t
3234 check_type netdb.h "struct addrinfo"
75d339e0
MS
3235 check_type netinet/in.h "struct group_source_req" -D_BSD_SOURCE
3236 check_type netinet/in.h "struct ip_mreq_source" -D_BSD_SOURCE
54fe299b
DV
3237 check_type netinet/in.h "struct ipv6_mreq" -D_DARWIN_C_SOURCE
3238 check_type netinet/in.h "struct sockaddr_in6"
cdee08e3 3239 check_type poll.h "struct pollfd"
54fe299b
DV
3240 check_type "sys/types.h sys/socket.h" "struct sockaddr_storage"
3241 check_struct "sys/types.h sys/socket.h" "struct sockaddr" sa_len
83c93fe7 3242 check_type netinet/sctp.h "struct sctp_event_subscribe"
f06dee77 3243 check_func getaddrinfo $network_extralibs
c3e73100 3244 check_func getservbyport $network_extralibs
54fe299b
DV
3245 # Prefer arpa/inet.h over winsock2
3246 if check_header arpa/inet.h ; then
3247 check_func closesocket
3248 elif check_header winsock2.h ; then
47876d66
DB
3249 check_func_headers winsock2.h closesocket -lws2 &&
3250 network_extralibs="-lws2" ||
3251 { check_func_headers winsock2.h closesocket -lws2_32 &&
54fe299b 3252 network_extralibs="-lws2_32"; }
f06dee77 3253 check_func_headers ws2tcpip.h getaddrinfo $network_extralibs
54fe299b
DV
3254 check_type ws2tcpip.h socklen_t
3255 check_type ws2tcpip.h "struct addrinfo"
75d339e0
MS
3256 check_type ws2tcpip.h "struct group_source_req"
3257 check_type ws2tcpip.h "struct ip_mreq_source"
54fe299b 3258 check_type ws2tcpip.h "struct ipv6_mreq"
cdee08e3 3259 check_type winsock2.h "struct pollfd"
54fe299b
DV
3260 check_type ws2tcpip.h "struct sockaddr_in6"
3261 check_type ws2tcpip.h "struct sockaddr_storage"
3262 check_struct winsock2.h "struct sockaddr" sa_len
3263 else
3264 disable network
3265 fi
3266fi
3267
75ecf149
DB
3268# Solaris has nanosleep in -lrt, OpenSolaris no longer needs that
3269check_func nanosleep || { check_func nanosleep -lrt && add_extralibs -lrt; }
3270
534a2231 3271check_func fcntl
7483e694
DB
3272check_func fork
3273check_func gethrtime
667fb97a 3274check_func getopt
7483e694 3275check_func getrusage
fc5607f8 3276check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
61183b5a 3277check_func gettimeofday
094c09bb 3278check_func inet_aton $network_extralibs
abfc8d05 3279check_func isatty
a5b64584 3280check_func localtime_r
4ae40685 3281check_func ${malloc_prefix}memalign && enable memalign
7483e694 3282check_func mkstemp
0328b9ea 3283check_func mmap
e98b02de 3284check_func mprotect
4ae40685 3285check_func ${malloc_prefix}posix_memalign && enable posix_memalign
be1a839c 3286check_func_headers malloc.h _aligned_malloc && enable aligned_malloc
0104b608 3287check_func setrlimit
87958234 3288check_func strerror_r
6379900c 3289check_func strptime
47941088 3290check_func strtok_r
ea4d5f48 3291check_func sched_getaffinity
bcc73960 3292check_func sysconf
b9e22269 3293check_func sysctl