3 # Libav configure script
5 # Copyright (c) 2000-2002 Fabrice Bellard
6 # Copyright (c) 2005-2008 Diego Biurrun
7 # Copyright (c) 2005-2008 Mans Rullgard
10 # Prevent locale nonsense from breaking basic text processing.
14 # make sure we are running under a compatible shell
15 # try to make this part work with most shells
18 echo "Trying shell $1"
19 type "$1" > /dev
/null
2>&1 && exec "$@"
23 (: ${foo%%bar}) 2> /dev
/null
26 (: ${foo?}) 2> /dev
/null
29 if test "$E1" != 0 ||
test "$E2" = 0; then
30 echo "Broken shell detected. Trying alternatives."
32 if test "0$FF_CONF_EXEC" -lt
1; then
34 try_exec bash
"$0" "$@"
36 if test "0$FF_CONF_EXEC" -lt
2; then
38 try_exec ksh
"$0" "$@"
40 if test "0$FF_CONF_EXEC" -lt
3; then
42 try_exec
/usr
/xpg4
/bin
/sh
"$0" "$@"
44 echo "No compatible shell script interpreter found."
45 echo "This configure script requires a POSIX-compatible shell"
46 echo "such as bash or ksh."
47 echo "THIS IS NOT A BUG IN LIBAV, DO NOT REPORT IT AS SUCH."
48 echo "Instead, install a working POSIX-compatible shell."
49 echo "Disabling this configure test will create a broken Libav."
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."
57 test -d
/usr
/xpg4
/bin
&& PATH
=/usr
/xpg4
/bin
:$PATH
61 Usage: configure [options]
62 Options: [defaults in brackets after descriptions]
65 --help print this message
66 --list-decoders show all available decoders
67 --list-encoders show all available encoders
68 --list-hwaccels show all available hardware accelerators
69 --list-demuxers show all available demuxers
70 --list-muxers show all available muxers
71 --list-parsers show all available parsers
72 --list-protocols show all available protocols
73 --list-bsfs show all available bitstream filters
74 --list-indevs show all available input devices
75 --list-outdevs show all available output devices
76 --list-filters show all available filters
79 --logfile=FILE log tests and output to FILE [config.log]
80 --disable-logging do not log configure debug information
81 --prefix=PREFIX install in PREFIX [$prefix]
82 --bindir=DIR install binaries in DIR [PREFIX/bin]
83 --datadir=DIR install data files in DIR [PREFIX/share/avconv]
84 --docdir=DIR install documentation in DIR [PREFIX/share/doc/libav]
85 --libdir=DIR install libs in DIR [PREFIX/lib]
86 --shlibdir=DIR install shared libs in DIR [PREFIX/lib]
87 --incdir=DIR install includes in DIR [PREFIX/include]
88 --mandir=DIR install man page in DIR [PREFIX/share/man]
89 --enable-rpath use rpath when linking programs [USE WITH CARE]
92 --enable-gpl allow use of GPL code, the resulting libs
93 and binaries will be under GPL [no]
94 --enable-version3 upgrade (L)GPL to version 3 [no]
95 --enable-nonfree allow use of nonfree code, the resulting libs
96 and binaries will be unredistributable [no]
98 Configuration options:
99 --disable-static do not build static libraries [no]
100 --enable-shared build shared libraries [no]
101 --enable-small optimize for size instead of speed
102 --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
103 --enable-gray enable full grayscale support (slower color)
104 --disable-swscale-alpha disable alpha channel support in swscale
105 --disable-all disable building components, libraries and programs
108 --disable-programs do not build command line programs
109 --disable-avconv disable avconv build
110 --disable-avplay disable avplay build
111 --disable-avprobe disable avprobe build
112 --disable-avserver deprecated, does nothing
115 --disable-doc do not build documentation
116 --disable-avdevice disable libavdevice build
117 --disable-avcodec disable libavcodec build
118 --disable-avformat disable libavformat build
119 --disable-avutil disable libavutil build
120 --disable-swscale disable libswscale build
121 --disable-avfilter disable video filter support [no]
122 --disable-avresample disable libavresample build [no]
123 --disable-pthreads disable pthreads [auto]
124 --disable-w32threads disable Win32 threads [auto]
125 --disable-network disable network support [no]
126 --disable-dct disable DCT code
127 --disable-error-resilience disable error resilience code
128 --disable-lsp disable LSP code
129 --disable-lzo disable LZO decoder code
130 --disable-mdct disable MDCT code
131 --disable-rdft disable RDFT code
132 --disable-fft disable FFT code
133 --disable-faan disable floating point AAN (I)DCT code
135 Hardware accelerators:
136 --enable-d3d11va enable D3D11VA code
137 --enable-dxva2 enable DXVA2 code
138 --enable-vaapi enable VAAPI code
139 --enable-vda enable VDA code
140 --enable-vdpau enable VDPAU code
142 Individual component options:
143 --disable-everything disable all components listed below
144 --disable-encoder=NAME disable encoder NAME
145 --enable-encoder=NAME enable encoder NAME
146 --disable-encoders disable all encoders
147 --disable-decoder=NAME disable decoder NAME
148 --enable-decoder=NAME enable decoder NAME
149 --disable-decoders disable all decoders
150 --disable-hwaccel=NAME disable hwaccel NAME
151 --enable-hwaccel=NAME enable hwaccel NAME
152 --disable-hwaccels disable all hwaccels
153 --disable-muxer=NAME disable muxer NAME
154 --enable-muxer=NAME enable muxer NAME
155 --disable-muxers disable all muxers
156 --disable-demuxer=NAME disable demuxer NAME
157 --enable-demuxer=NAME enable demuxer NAME
158 --disable-demuxers disable all demuxers
159 --enable-parser=NAME enable parser NAME
160 --disable-parser=NAME disable parser NAME
161 --disable-parsers disable all parsers
162 --enable-bsf=NAME enable bitstream filter NAME
163 --disable-bsf=NAME disable bitstream filter NAME
164 --disable-bsfs disable all bitstream filters
165 --enable-protocol=NAME enable protocol NAME
166 --disable-protocol=NAME disable protocol NAME
167 --disable-protocols disable all protocols
168 --enable-indev=NAME enable input device NAME
169 --disable-indev=NAME disable input device NAME
170 --disable-indevs disable input devices
171 --enable-outdev=NAME enable output device NAME
172 --disable-outdev=NAME disable output device NAME
173 --disable-outdevs disable output devices
174 --disable-devices disable all devices
175 --enable-filter=NAME enable filter NAME
176 --disable-filter=NAME disable filter NAME
177 --disable-filters disable all filters
179 External library support:
180 --enable-avisynth enable reading of AviSynth script files [no]
181 --enable-bzlib enable bzlib [autodetect]
182 --enable-frei0r enable frei0r video filtering
183 --enable-gnutls enable gnutls [no]
184 --enable-libbs2b enable bs2b DSP library [no]
185 --enable-libcdio enable audio CD grabbing with libcdio
186 --enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
188 --enable-libdcadec enable DCA decoding via libdcadec [no]
189 --enable-libfaac enable AAC encoding via libfaac [no]
190 --enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
191 --enable-libfreetype enable libfreetype [no]
192 --enable-libgsm enable GSM de/encoding via libgsm [no]
193 --enable-libilbc enable iLBC de/encoding via libilbc [no]
194 --enable-libmfx enable HW acceleration through libmfx
195 --enable-libmp3lame enable MP3 encoding via libmp3lame [no]
196 --enable-libopencore-amrnb enable AMR-NB de/encoding via libopencore-amrnb [no]
197 --enable-libopencore-amrwb enable AMR-WB decoding via libopencore-amrwb [no]
198 --enable-libopencv enable video filtering via libopencv [no]
199 --enable-libopenh264 enable H.264 encoding via OpenH264 [no]
200 --enable-libopenjpeg enable JPEG 2000 de/encoding via OpenJPEG [no]
201 --enable-libopus enable Opus de/encoding via libopus [no]
202 --enable-libpulse enable Pulseaudio input via libpulse [no]
203 --enable-librtmp enable RTMP[E] support via librtmp [no]
204 --enable-libschroedinger enable Dirac de/encoding via libschroedinger [no]
205 --enable-libsnappy enable Snappy compression [no]
206 --enable-libspeex enable Speex de/encoding via libspeex [no]
207 --enable-libtheora enable Theora encoding via libtheora [no]
208 --enable-libtwolame enable MP2 encoding via libtwolame [no]
209 --enable-libvo-aacenc enable AAC encoding via libvo-aacenc [no]
210 --enable-libvo-amrwbenc enable AMR-WB encoding via libvo-amrwbenc [no]
211 --enable-libvorbis enable Vorbis encoding via libvorbis [no]
212 --enable-libvpx enable VP8 and VP9 de/encoding via libvpx [no]
213 --enable-libwavpack enable wavpack encoding via libwavpack [no]
214 --enable-libwebp enable WebP encoding via libwebp [no]
215 --enable-libx264 enable H.264 encoding via x264 [no]
216 --enable-libx265 enable HEVC encoding via x265 [no]
217 --enable-libxavs enable AVS encoding via xavs [no]
218 --enable-libxcb enable X11 grabbing using XCB [no]
219 --enable-libxcb-shm enable X11 grabbing shm communication [auto]
220 --enable-libxcb-xfixes enable X11 grabbing mouse rendering [auto]
221 --enable-libxvid enable Xvid encoding via xvidcore,
222 native MPEG-4/Xvid encoder exists [no]
223 --enable-mmal enable decoding via MMAL [no]
224 --enable-nvenc enable encoding via NVENC [no]
225 --enable-openssl enable openssl [no]
226 --enable-x11grab enable X11 grabbing (legacy) [no]
227 --enable-zlib enable zlib [autodetect]
230 --arch=ARCH select architecture [$arch]
231 --cpu=CPU select the minimum required CPU (affects
232 instruction selection, may crash on older CPUs)
233 --cross-prefix=PREFIX use PREFIX for compilation tools [$cross_prefix]
234 --enable-cross-compile assume a cross-compiler is used
235 --sysroot=PATH root of cross-build tree
236 --sysinclude=PATH location of cross-build system headers
237 --target-os=OS compiler targets OS [$target_os]
238 --target-exec=CMD command to run executables on target
239 --target-path=DIR path to view of build directory on target
240 --target-samples=DIR path to samples directory on target
241 --toolchain=NAME set tool defaults according to NAME
243 --ar=AR use archive tool AR [$ar_default]
244 --as=AS use assembler AS [$as_default]
245 --cc=CC use C compiler CC [$cc_default]
246 --dep-cc=DEPCC use dependency generator DEPCC [$cc_default]
247 --ld=LD use linker LD
248 --pkg-config=PKGCONFIG use pkg-config tool PKGCONFIG [$pkg_config_default]
249 --pkg-config-flags=FLAGS pass additional flags to pkgconf []
250 --host-cc=HOSTCC use host C compiler HOSTCC
251 --host-cflags=HCFLAGS use HCFLAGS when compiling for host
252 --host-cppflags=HCPPFLAGS use HCPPFLAGS when compiling for host
253 --host-ld=HOSTLD use host linker HOSTLD
254 --host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
255 --host-libs=HLIBS use libs HLIBS when linking for host
256 --host-os=OS compiler host OS [$target_os]
257 --extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
258 --extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
259 --extra-ldexeflags=ELDFLAGS add ELDFLAGS to LDEXEFLAGS [$LDEXEFLAGS]
260 --extra-libs=ELIBS add ELIBS [$ELIBS]
261 --extra-version=STRING version string suffix []
262 --optflags=OPTFLAGS override optimization-related compiler flags
263 --build-suffix=SUFFIX library name suffix []
264 --enable-pic build position-independent code
265 --enable-thumb compile for Thumb instruction set
266 --enable-lto use link-time optimization
267 --env="ENV=override" override the environment variables
269 Advanced options (experts only):
270 --malloc-prefix=PREFIX prefix malloc and related names with PREFIX
271 --disable-symver disable symbol versioning
272 --enable-hardcoded-tables use hardcoded tables instead of runtime generation
273 --disable-safe-bitstream-reader
274 disable buffer boundary checking in bitreaders
275 (faster, but may crash)
276 --enable-memalign-hack emulate memalign, interferes with memory debuggers
277 --enable-sram allow use of on-chip SRAM
279 Optimization options (experts only):
280 --disable-asm disable all assembly optimizations
281 --disable-altivec disable AltiVec optimizations
282 --disable-vsx disable VSX optimizations
283 --disable-power8 disable POWER8 optimizations
284 --disable-amd3dnow disable 3DNow! optimizations
285 --disable-amd3dnowext disable 3DNow! extended optimizations
286 --disable-mmx disable MMX optimizations
287 --disable-mmxext disable MMXEXT optimizations
288 --disable-sse disable SSE optimizations
289 --disable-sse2 disable SSE2 optimizations
290 --disable-sse3 disable SSE3 optimizations
291 --disable-ssse3 disable SSSE3 optimizations
292 --disable-sse4 disable SSE4 optimizations
293 --disable-sse42 disable SSE4.2 optimizations
294 --disable-avx disable AVX optimizations
295 --disable-xop disable XOP optimizations
296 --disable-fma3 disable FMA3 optimizations
297 --disable-fma4 disable FMA4 optimizations
298 --disable-avx2 disable AVX2 optimizations
299 --disable-armv5te disable armv5te optimizations
300 --disable-armv6 disable armv6 optimizations
301 --disable-armv6t2 disable armv6t2 optimizations
302 --disable-vfp disable VFP optimizations
303 --disable-neon disable NEON optimizations
304 --disable-inline-asm disable use of inline assembly
305 --disable-yasm disable use of nasm/yasm assembly
307 Developer options (useful when working on Libav itself):
308 --disable-debug disable debugging symbols
309 --enable-debug=LEVEL set the debug level [$debuglevel]
310 --disable-optimizations disable compiler optimizations
311 --enable-extra-warnings enable more compiler warnings
312 --samples=PATH location of test samples for FATE, if not set use
313 \$LIBAV_SAMPLES at make invocation time.
314 --enable-neon-clobber-test check NEON registers for clobbering (should be
315 used only for debugging purposes)
316 --enable-xmm-clobber-test check XMM registers for clobbering (Win64-only;
317 should be used only for debugging purposes)
318 --enable-random randomly enable/disable components
320 --enable-random=LIST randomly enable/disable specific components or
321 --disable-random=LIST component groups. LIST is a comma-separated list
322 of NAME[:PROB] entries where NAME is a component
323 (group) and PROB the probability associated with
325 --random-seed=VALUE seed value for --enable/disable-random
326 --disable-valgrind-backtrace do not print a backtrace under Valgrind
327 (only applies to --disable-optimizations builds)
329 NOTE: Object files are built at the place where configure is launched.
337 echo "$@" >> $logfile
342 pr -n
-t
$1 >> $logfile
353 WARNINGS
="${WARNINGS}WARNING: $*\n"
360 If you think configure made a mistake, make sure you are using the latest
361 version from Git. If the latest version fails, report the problem to the
362 libav-tools@libav.org mailing list or IRC #libav on irc.freenode.net.
364 if disabled logging
; then
366 Rerun configure with logging enabled (do not use --disable-logging), and
367 include the log this produces with your report.
371 Include the log file "$logfile" produced by configure as this will help
378 # Avoid locale weirdness, besides we really just want to translate ASCII.
380 echo "$@" |
tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ
384 echo "$@" |
tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz
388 echo "$*" |
sed 's/["\\]/\\\0/g'
392 v
=$
(echo "$1" |
sed "s/'/'\\\\''/g")
393 test "x$v" = "x${v#*[!A-Za-z0-9_/.+-]}" || v
="'$v'"
398 echo "$@" |
sed 's/^ *//;s/ */ /g;s/ *$//'
405 eval "case $v in $pat) echo $v ;; esac"
413 eval "case $v in $pat) ;; *) echo $v ;; esac"
420 for v
; do eval $m; done
426 for v
; do echo ${v}${suffix}; done
441 eval : \
${$var:=$value}
446 echo $@ |
sed 's/[^A-Za-z0-9_]/_/g'
452 eval $
(sanitize_var_name
"$var")='$*'
456 eval echo \$$
(sanitize_var_name
"$1")
461 eval level
=\
${${pvar}_level
:=0}
462 eval ${pvar}_
${level}="\$$pvar"
463 eval ${pvar}_level
=$
(($level+1))
469 eval level
=\
${${pvar}_level
:-0}
470 test $level = 0 && continue
471 eval level
=$
(($level-1))
472 eval $pvar="\${${pvar}_${level}}"
473 eval ${pvar}_level
=$level
474 eval unset ${pvar}_
${level}
496 enable $
(echo "$var" |
sed 's/[^A-Za-z0-9_]/_/g')
502 disable $
(echo "$var" |
sed 's/[^A-Za-z0-9_]/_/g')
508 enabled
$var && continue
509 eval sel
="\$${var}_select"
510 eval sgs
="\$${var}_suggest"
514 enable_deep_weak
$sgs
526 disabled
$var && continue
535 test "${1#!}" = "$1" && op
== || op
=!=
536 eval test "x\$${1#!}" $op "xyes"
540 test "${1#!}" = "$1" && op
== || op
=!=
541 eval test "x\$${1#!}" $op "xno"
546 enabled
$opt ||
return 1
552 disabled
$opt ||
return 1
558 enabled
$opt && return 0
564 disabled
$opt && return 0
571 eval : \
${$opt:=\$${opt}_default
}
579 [ $var = $value ] && return 0
587 enabled
${cfg}_checking
&& die
"Circular dependency for $cfg."
588 disabled
${cfg}_checking
&& continue
589 enable ${cfg}_checking
592 eval dep_all
="\$${cfg}_deps"
593 eval dep_any
="\$${cfg}_deps_any"
594 eval dep_sel
="\$${cfg}_select"
595 eval dep_sgs
="\$${cfg}_suggest"
596 eval dep_ifa
="\$${cfg}_if"
597 eval dep_ifn
="\$${cfg}_if_any"
599 pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
600 do_check_deps
$dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
601 popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
603 [ -n
"$dep_ifa" ] && { enabled_all
$dep_ifa && enable_weak
$cfg; }
604 [ -n
"$dep_ifn" ] && { enabled_any
$dep_ifn && enable_weak
$cfg; }
605 enabled_all
$dep_all || disable
$cfg
606 enabled_any
$dep_any || disable
$cfg
607 disabled_any
$dep_sel && disable
$cfg
609 if enabled
$cfg; then
611 enable_deep_weak
$dep_sgs
614 disable
${cfg}_checking
623 for cfg
in $allopts; do
624 enabled
$cfg ||
continue
625 eval dep_extralibs
="\$${cfg}_extralibs"
626 test -n
"$dep_extralibs" && add_extralibs
$dep_extralibs
634 map
'eval echo "$v \${$v:-no}"' "$@" |
635 awk "BEGIN { split(\"$files\", files) }
637 c = \"$pfx\" toupper(\$1);
643 if (file ~ /\\.h\$/) {
644 printf(\"#define %s %d\\n\", c, v) >>file;
645 } else if (file ~ /\\.asm\$/) {
646 printf(\"%%define %s %d\\n\", c, v) >>file;
647 } else if (file ~ /\\.mak\$/) {
648 n = -v ? \"\" : \"!\";
649 printf(\"%s%s=yes\\n\", n, c) >>file;
659 enabled
$v && printf "%s\n" ${v%$suf};
666 eval "$var=\"\$$var $*\""
672 eval "$var=\"$* \$$var\""
678 for tok
in $
(eval echo \$
$var); do
679 uniq_list
="$(filter_out $tok $uniq_list) $tok"
681 eval "$var=\"${uniq_list}\""
689 append CFLAGS $
($cflags_filter "$@")
693 append ASFLAGS $
($asflags_filter "$@")
697 append LDFLAGS $
($ldflags_filter "$@")
701 append LDEXEFLAGS $
($ldflags_filter "$@")
705 append STRIPFLAGS
"$@"
709 prepend extralibs $
($ldflags_filter "$@")
713 append host_cppflags
"$@"
717 append host_cflags $
($host_cflags_filter "$@")
721 append host_ldflags $
($host_ldflags_filter "$@")
725 append compat_objs
$1
727 map
'add_cppflags -D$v' "$@"
732 "$@" >> $logfile 2>&1
736 eval printf '%s\\n' $CC_O
740 eval printf '%s\\n' $CC_E
747 check_cmd
$cc $CPPFLAGS $CFLAGS "$@" $CC_C $
(cc_o
$TMPO) $TMPC
754 check_cmd
$cc $CPPFLAGS $CFLAGS "$@" $
(cc_e
$TMPO) $TMPC
758 eval printf '%s\\n' $AS_O
765 check_cmd
$as $CPPFLAGS $ASFLAGS "$@" $AS_C $
(as_o
$TMPO) $TMPS
769 log check_inline_asm
"$@"
774 check_cc
"$@" <<EOF && enable $name
775 void foo(void){ __asm__ volatile($code); }
781 check_inline_asm
${1}_inline
"\"$2\""
782 echo "$2" | check_as
&& enable ${1}_external || disable
${1}_external
790 check_cmd
$yasmexe $YASMFLAGS "$@" -o
$TMPO $TMPS
794 eval printf '%s\\n' $LD_O
799 flags
=$
(filter_out
'-l*' "$@")
800 libs
=$
(filter
'-l*' "$@")
801 check_cc $
($cflags_filter $flags) ||
return
802 flags
=$
($ldflags_filter $flags)
803 libs
=$
($ldflags_filter $libs)
804 check_cmd
$ld $LDFLAGS $flags $
(ld_o
$TMPE) $TMPO $libs $extralibs
809 test "${hdr%.h}" = "${hdr}" &&
810 echo "#include $hdr" ||
811 echo "#include <$hdr>"
821 for hdr
in $headers; do
824 echo "int main(void) { $code; return 0; }"
825 } | check_
$check "$@"
829 log check_cppflags
"$@"
830 check_cc
"$@" <<EOF && append CPPFLAGS "$@"
837 set -- $
($cflags_filter "$@")
844 log check_cflags
"$@"
845 test_cflags
"$@" && add_cflags
"$@"
849 log test_ldflags
"$@"
851 int main(void){ return 0; }
856 log check_ldflags
"$@"
857 test_ldflags
"$@" && add_ldflags
"$@"
861 log test_stripflags
"$@"
862 # call check_cc to get a fresh TMPO
864 int main(void) { return 0; }
866 check_cmd
$strip $STRIPFLAGS "$@" $TMPO
870 log check_stripflags
"$@"
871 test_stripflags
"$@" && add_stripflags
"$@"
875 log check_header
"$@"
879 check_cpp
"$@" <<EOF && enable_safe $header
890 check_ld
"$@" <<EOF && enable $func
892 int main(void){ $func(); }
897 log check_mathfunc
"$@"
901 test $narg = 2 && args
="f, g" || args
="f"
903 check_ld
"$@" <<EOF && enable $func
905 float foo(float f, float g) { return $func($args); }
906 int main(void){ return 0; }
910 check_func_headers
(){
911 log check_func_headers
"$@"
916 for hdr
in $headers; do
919 for func
in $funcs; do
920 echo "long check_$func(void) { return (long) $func; }"
922 echo "int main(void) { return 0; }"
923 } | check_ld
"$@" && enable $funcs && enable_safe
$headers
926 check_cpp_condition
(){
927 log check_cpp_condition
"$@"
934 #error "unsatisfied condition: $condition"
944 check_header
$header && check_func
$func "$@" && add_extralibs
"$@"
952 check_func_headers
"$headers" "$funcs" "$@" && add_extralibs
"$@"
956 log check_pkg_config
"$@"
961 check_cmd
$pkg_config --exists
--print-errors
$pkg ||
return
962 pkg_cflags
=$
($pkg_config --cflags
$pkg_config_flags $pkg)
963 pkg_libs
=$
($pkg_config --libs
$pkg_config_flags $pkg)
964 check_func_headers
"$headers" "$funcs" $pkg_cflags $pkg_libs "$@" &&
965 set_safe
"${pkg}_cflags" $pkg_cflags &&
966 set_safe
"${pkg}_libs" $pkg_libs
970 check_ld
"$@" && { enabled cross_compile ||
$TMPE >> $logfile 2>&1; }
976 # exit() is not async signal safe. _Exit (C99) and _exit (POSIX)
977 # are safe but may not be available everywhere. Thus we use
978 # raise(SIGTERM) instead. The check is run in a subshell so we
979 # can redirect the "Terminated" message from the shell. SIGBUS
980 # is not defined by standard C so it is used conditionally.
982 (check_exec
"$@") >> $logfile 2>&1 <<EOF
984 static void sighandler(int sig){
990 int (*func_ptr)(void) = foo;
992 signal(SIGILL, sighandler);
993 signal(SIGFPE, sighandler);
994 signal(SIGSEGV, sighandler);
996 signal(SIGBUS, sighandler);
1008 disable_safe
"$type"
1009 check_code cc
"$headers" "$type v" "$@" && enable_safe
"$type"
1013 log check_struct
"$@"
1018 disable_safe
"${struct}_${member}"
1019 check_code cc
"$headers" "const void *p = &(($struct *)0)->$member" "$@" &&
1020 enable_safe
"${struct}_${member}"
1024 log check_builtin
"$@"
1030 check_code ld
"$headers" "$builtin" "$@" && enable "$name"
1033 check_compile_assert
(){
1034 log check_compile_assert
"$@"
1040 check_code cc
"$headers" "char c[2 * !!($condition) - 1]" "$@" && enable "$name"
1048 check_lib
$header $func "$@" || die
"ERROR: $name not found"
1056 check_lib2
"$headers" $func "$@" || die
"ERROR: $name not found"
1059 require_pkg_config
(){
1061 check_pkg_config
"$@" || die
"ERROR: $pkg not found"
1062 add_cflags $
(get_safe
"${pkg}_cflags")
1063 add_extralibs $
(get_safe
"${pkg}_libs")
1067 eval printf '%s\\n' $HOSTCC_E
1071 eval printf '%s\\n' $HOSTCC_O
1075 log check_host_cc
"$@"
1078 check_cmd
$host_cc $host_cflags "$@" $HOSTCC_C $
(hostcc_o
$TMPO) $TMPC
1082 log check_host_cpp
"$@"
1085 check_cmd
$host_cc $host_cppflags $host_cflags "$@" $
(hostcc_e
$TMPO) $TMPC
1088 check_host_cppflags
(){
1089 log check_host_cppflags
"$@"
1090 check_host_cc
"$@" <<EOF && append host_cppflags "$@"
1095 check_host_cflags
(){
1096 log check_host_cflags
"$@"
1097 set -- $
($host_cflags_filter "$@")
1098 check_host_cc
"$@" <<EOF && append host_cflags "$@"
1103 check_host_cpp_condition
(){
1104 log check_host_cpp_condition
"$@"
1108 check_host_cpp
"$@" <<EOF
1111 #error "unsatisfied condition: $condition"
1119 "$@" < "$file" > "$file.tmp" && mv "$file.tmp" "$file" ||
rm "$file.tmp"
1123 cmp -s
"$1" "$2" && echo "$2 is unchanged" && return
1124 mkdir
-p
"$(dirname $2)"
1128 # CONFIG_LIST contains configurable options, while HAVE_LIST is for
1129 # system-dependent things.
1147 filter_audio_example
1151 transcode_aac_example
1154 EXTERNAL_LIBRARY_LIST
="
1208 safe_bitstream_reader
1262 $EXTERNAL_LIBRARY_LIST
1327 ARCH_EXT_LIST_X86_SIMD
="
1355 $ARCH_EXT_LIST_X86_SIMD
1384 sync_val_compare_and_swap
1402 cdio_paranoia_paranoia_h
1403 dev_bktr_ioctl_bt848_h
1404 dev_bktr_ioctl_meteor_h
1406 dev_video_bktr_ioctl_bt848_h
1407 dev_video_meteor_ioctl_meteor_h
1415 machine_ioctl_bt848_h
1416 machine_ioctl_meteor_h
1480 GetProcessAffinityMask
1481 GetProcessMemoryInfo
1485 GetSystemTimeAsFileTime
1490 jack_port_get_latency_range
1502 SetConsoleTextAttribute
1513 TOOLCHAIN_FEATURES
="
1534 CONDITION_VARIABLE_Ptr
1537 struct_group_source_req
1538 struct_ip_mreq_source
1541 struct_rusage_ru_maxrss
1543 struct_sockaddr_sa_len
1544 struct_sockaddr_storage
1545 struct_v4l2_frmivalenum_discrete
1550 $(add_suffix _external $ARCH_EXT_LIST)
1551 $(add_suffix _inline $ARCH_EXT_LIST)
1578 # options emitted with CONFIG_ prefix but not available on the command line
1715 # code dependency declarations
1717 # architecture extensions
1722 armv8_deps
="aarch64"
1723 neon_deps_any
="aarch64 arm"
1724 intrinsics_neon_deps
="neon"
1725 vfp_deps_any
="aarch64 arm"
1728 map
'eval ${v}_inline_deps=inline_asm' $ARCH_EXT_LIST_ARM
1736 x86_64_select
="i686"
1737 x86_64_suggest
="fast_cmov"
1740 amd3dnowext_deps
="amd3dnow"
1756 mmx_external_deps
="yasm"
1757 mmx_inline_deps
="inline_asm"
1758 mmx_suggest
="mmx_external mmx_inline"
1760 for ext
in $
(filter_out mmx
$ARCH_EXT_LIST_X86_SIMD); do
1761 eval dep
=\$
${ext}_deps
1762 eval ${ext}_external_deps
='"${dep}_external"'
1763 eval ${ext}_inline_deps
='"${dep}_inline"'
1764 eval ${ext}_suggest
='"${ext}_external ${ext}_inline"'
1767 aligned_stack_if_any
="aarch64 ppc x86"
1768 fast_64bit_if_any
="aarch64 alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
1769 fast_clz_if_any
="aarch64 alpha avr32 mips ppc x86"
1770 fast_unaligned_if_any
="aarch64 ppc x86"
1771 simd_align_16_if_any
="altivec neon sse"
1773 # system capabilities
1774 symver_if_any
="symver_asm_label symver_gnu_asm"
1775 valgrind_backtrace_deps
="!optimizations valgrind_valgrind_h"
1778 atomics_gcc_if
="sync_val_compare_and_swap"
1779 atomics_suncc_if
="atomic_cas_ptr machine_rw_barrier"
1780 atomics_win32_if
="MemoryBarrier"
1781 atomics_native_if_any
="$ATOMICS_LIST"
1782 w32threads_deps
="atomics_native"
1783 threads_if_any
="$THREADS_LIST"
1787 error_resilience_select
="me_cmp"
1788 faandct_deps
="faan fdctdsp"
1789 faanidct_deps
="faan idctdsp"
1790 intrax8_select
="error_resilience"
1793 me_cmp_select
="fdctdsp idctdsp pixblockdsp"
1794 mpeg_er_select
="error_resilience"
1795 mpegaudio_select
="mpegaudiodsp"
1796 mpegaudiodsp_select
="dct"
1797 mpegvideo_select
="blockdsp hpeldsp idctdsp me_cmp videodsp"
1798 mpegvideoenc_select
="me_cmp mpegvideo pixblockdsp qpeldsp"
1799 nvenc_deps_any
="dlopen LoadLibrary"
1800 nvenc_extralibs
='$ldl'
1804 # decoders / encoders
1805 aac_decoder_select
="imdct15 mdct sinewin"
1806 aac_encoder_select
="audio_frame_queue iirfilter mdct sinewin"
1807 aac_latm_decoder_select
="aac_decoder aac_latm_parser"
1808 ac3_decoder_select
="ac3_parser ac3dsp bswapdsp fmtconvert mdct"
1809 ac3_encoder_select
="ac3dsp audiodsp mdct me_cmp"
1810 ac3_fixed_encoder_select
="ac3dsp audiodsp mdct me_cmp"
1811 adpcm_g722_decoder_select
="g722dsp"
1812 adpcm_g722_encoder_select
="g722dsp"
1813 aic_decoder_select
="golomb idctdsp"
1814 alac_encoder_select
="lpc"
1815 als_decoder_select
="bswapdsp"
1816 amrnb_decoder_select
="lsp"
1817 amrwb_decoder_select
="lsp"
1818 amv_decoder_select
="sp5x_decoder"
1819 ape_decoder_select
="bswapdsp"
1820 asv1_decoder_select
="blockdsp bswapdsp idctdsp"
1821 asv1_encoder_select
="bswapdsp fdctdsp pixblockdsp"
1822 asv2_decoder_select
="blockdsp bswapdsp idctdsp"
1823 asv2_encoder_select
="bswapdsp fdctdsp pixblockdsp"
1824 atrac1_decoder_select
="mdct sinewin"
1825 atrac3_decoder_select
="mdct"
1826 atrac3p_decoder_select
="mdct sinewin"
1827 bink_decoder_select
="blockdsp hpeldsp"
1828 binkaudio_dct_decoder_select
="mdct rdft dct sinewin wma_freqs"
1829 binkaudio_rdft_decoder_select
="mdct rdft sinewin wma_freqs"
1830 cavs_decoder_select
="blockdsp golomb h264chroma idctdsp qpeldsp videodsp"
1831 cllc_decoder_select
="bswapdsp"
1832 comfortnoise_encoder_select
="lpc"
1833 cook_decoder_select
="audiodsp mdct sinewin"
1834 cscd_decoder_select
="lzo"
1835 cscd_decoder_suggest
="zlib"
1836 dca_decoder_select
="fmtconvert mdct"
1837 dds_decoder_select
="texturedsp"
1838 dnxhd_decoder_select
="blockdsp idctdsp"
1839 dnxhd_encoder_select
="aandcttables blockdsp fdctdsp idctdsp mpegvideoenc pixblockdsp"
1840 dvvideo_decoder_select
="dvprofile idctdsp"
1841 dvvideo_encoder_select
="dvprofile fdctdsp me_cmp pixblockdsp"
1842 dxa_decoder_deps
="zlib"
1843 eac3_decoder_select
="ac3_decoder"
1844 eac3_encoder_select
="ac3_encoder"
1845 eamad_decoder_select
="aandcttables blockdsp bswapdsp idctdsp mpegvideo"
1846 eatgq_decoder_select
="aandcttables idctdsp"
1847 eatqi_decoder_select
="aandcttables blockdsp bswapdsp idctdsp mpeg1video_decoder"
1848 exr_decoder_deps
="zlib"
1849 ffv1_decoder_select
="golomb rangecoder"
1850 ffv1_encoder_select
="rangecoder"
1851 ffvhuff_decoder_select
="huffyuv_decoder"
1852 ffvhuff_encoder_select
="huffyuv_encoder"
1853 fic_decoder_select
="golomb"
1854 flac_decoder_select
="flacdsp golomb"
1855 flac_encoder_select
="bswapdsp flacdsp golomb lpc"
1856 flashsv_decoder_deps
="zlib"
1857 flashsv_encoder_deps
="zlib"
1858 flashsv2_decoder_deps
="zlib"
1859 flv_decoder_select
="h263_decoder"
1860 flv_encoder_select
="h263_encoder"
1861 fourxm_decoder_select
="blockdsp bswapdsp"
1862 fraps_decoder_select
="bswapdsp huffman"
1863 g2m_decoder_deps
="zlib"
1864 g2m_decoder_select
="blockdsp idctdsp jpegtables"
1865 h261_decoder_select
="mpeg_er mpegvideo"
1866 h261_encoder_select
="aandcttables mpegvideoenc"
1867 h263_decoder_select
="error_resilience h263_parser h263dsp mpeg_er mpegvideo qpeldsp"
1868 h263_encoder_select
="aandcttables h263dsp mpegvideoenc"
1869 h263i_decoder_select
="h263_decoder"
1870 h263p_encoder_select
="h263_encoder"
1871 h264_decoder_select
="cabac golomb h264chroma h264dsp h264pred h264qpel startcode videodsp"
1872 h264_decoder_suggest
="error_resilience"
1873 h264_nvenc_encoder_deps
="nvenc"
1874 h264_qsv_decoder_deps
="libmfx"
1875 h264_qsv_decoder_select
="h264_mp4toannexb_bsf h264_parser qsvdec h264_qsv_hwaccel"
1876 h264_qsv_encoder_deps
="libmfx"
1877 h264_qsv_encoder_select
="qsvenc"
1878 hap_decoder_select
="snappy texturedsp"
1879 hap_encoder_deps
="libsnappy"
1880 hap_encoder_select
="texturedspenc"
1881 hevc_decoder_select
="bswapdsp cabac golomb videodsp"
1882 hevc_nvenc_encoder_deps
="nvenc"
1883 hevc_qsv_encoder_deps
="libmfx"
1884 hevc_qsv_encoder_select
="qsvenc"
1885 huffyuv_decoder_select
="bswapdsp huffyuvdsp"
1886 huffyuv_encoder_select
="bswapdsp huffman huffyuvencdsp"
1887 iac_decoder_select
="imc_decoder"
1888 imc_decoder_select
="bswapdsp fft mdct sinewin"
1889 indeo3_decoder_select
="hpeldsp"
1890 indeo4_decoder_select
="ividsp"
1891 indeo5_decoder_select
="ividsp"
1892 interplay_video_decoder_select
="hpeldsp"
1893 jpegls_decoder_select
="golomb mjpeg_decoder"
1894 jpegls_encoder_select
="golomb"
1895 jv_decoder_select
="blockdsp"
1896 lagarith_decoder_select
="huffyuvdsp"
1897 ljpeg_encoder_select
="aandcttables idctdsp jpegtables"
1898 loco_decoder_select
="golomb"
1899 mdec_decoder_select
="blockdsp idctdsp mpegvideo"
1900 metasound_decoder_select
="lsp mdct sinewin"
1901 mimic_decoder_select
="blockdsp bswapdsp hpeldsp idctdsp"
1902 mjpeg_decoder_select
="blockdsp hpeldsp idctdsp jpegtables"
1903 mjpeg_encoder_select
="aandcttables jpegtables mpegvideoenc"
1904 mjpegb_decoder_select
="mjpeg_decoder"
1905 mlp_decoder_select
="mlp_parser"
1906 motionpixels_decoder_select
="bswapdsp"
1907 mp1_decoder_select
="mpegaudio"
1908 mp1float_decoder_select
="mpegaudio"
1909 mp2_decoder_select
="mpegaudio"
1910 mp2float_decoder_select
="mpegaudio"
1911 mp3_decoder_select
="mpegaudio"
1912 mp3adu_decoder_select
="mpegaudio"
1913 mp3adufloat_decoder_select
="mpegaudio"
1914 mp3float_decoder_select
="mpegaudio"
1915 mp3on4_decoder_select
="mpegaudio"
1916 mp3on4float_decoder_select
="mpegaudio"
1917 mpc7_decoder_select
="bswapdsp mpegaudiodsp"
1918 mpc8_decoder_select
="mpegaudiodsp"
1919 mpeg_xvmc_decoder_deps
="X11_extensions_XvMClib_h"
1920 mpeg_xvmc_decoder_select
="mpeg2video_decoder"
1921 mpeg1video_decoder_select
="error_resilience mpeg_er mpegvideo"
1922 mpeg1video_encoder_select
="aandcttables mpegvideoenc"
1923 mpeg2video_decoder_select
="error_resilience mpeg_er mpegvideo"
1924 mpeg2video_encoder_select
="aandcttables mpegvideoenc"
1925 mpeg2_qsv_encoder_deps
="libmfx"
1926 mpeg2_qsv_encoder_select
="qsvenc"
1927 mpeg4_decoder_select
="h263_decoder mpeg4video_parser"
1928 mpeg4_encoder_select
="h263_encoder"
1929 msa1_decoder_select
="mss34dsp"
1930 msmpeg4v1_decoder_select
="h263_decoder"
1931 msmpeg4v2_decoder_select
="h263_decoder"
1932 msmpeg4v2_encoder_select
="h263_encoder"
1933 msmpeg4v3_decoder_select
="h263_decoder"
1934 msmpeg4v3_encoder_select
="h263_encoder"
1935 mss2_decoder_select
="error_resilience mpeg_er qpeldsp vc1_decoder"
1936 mts2_decoder_select
="mss34dsp"
1937 mxpeg_decoder_select
="mjpeg_decoder"
1938 nellymoser_decoder_select
="mdct sinewin"
1939 nellymoser_encoder_select
="audio_frame_queue mdct sinewin"
1940 nuv_decoder_select
="idctdsp lzo"
1941 on2avc_decoder_select
="mdct"
1942 opus_decoder_deps
="avresample"
1943 opus_decoder_select
="imdct15"
1944 png_decoder_deps
="zlib"
1945 png_encoder_deps
="zlib"
1946 png_encoder_select
="huffyuvencdsp"
1947 prores_decoder_select
="idctdsp"
1948 prores_encoder_select
="fdctdsp"
1949 qcelp_decoder_select
="lsp"
1950 qdm2_decoder_select
="mdct rdft mpegaudiodsp"
1951 ra_144_encoder_select
="audio_frame_queue lpc"
1952 ralf_decoder_select
="golomb"
1953 rv10_decoder_select
="error_resilience h263_decoder h263dsp mpeg_er"
1954 rv10_encoder_select
="h263_encoder"
1955 rv20_decoder_select
="error_resilience h263_decoder h263dsp mpeg_er"
1956 rv20_encoder_select
="h263_encoder"
1957 rv30_decoder_select
="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
1958 rv40_decoder_select
="error_resilience golomb h264chroma h264pred h264qpel mpeg_er mpegvideo rv34dsp videodsp"
1959 shorten_decoder_select
="golomb"
1960 sipr_decoder_select
="lsp"
1961 sp5x_decoder_select
="mjpeg_decoder"
1962 svq1_decoder_select
="hpeldsp"
1963 svq1_encoder_select
="aandcttables hpeldsp me_cmp mpegvideoenc"
1964 svq3_decoder_select
="h264_decoder hpeldsp tpeldsp"
1965 svq3_decoder_suggest
="zlib"
1966 tak_decoder_select
="audiodsp"
1967 tdsc_decoder_deps
="zlib"
1968 tdsc_decoder_select
="mjpeg_decoder"
1969 theora_decoder_select
="vp3_decoder"
1970 thp_decoder_select
="mjpeg_decoder"
1971 tiff_decoder_suggest
="zlib"
1972 tiff_encoder_suggest
="zlib"
1973 truehd_decoder_select
="mlp_decoder"
1974 truemotion2_decoder_select
="bswapdsp"
1975 truespeech_decoder_select
="bswapdsp"
1976 tscc_decoder_deps
="zlib"
1977 txd_decoder_select
="texturedsp"
1978 twinvq_decoder_select
="mdct lsp sinewin"
1979 utvideo_decoder_select
="bswapdsp"
1980 utvideo_encoder_select
="bswapdsp huffman huffyuvencdsp"
1981 vble_decoder_select
="huffyuvdsp"
1982 vc1_decoder_select
="blockdsp error_resilience h263_decoder h264chroma h264qpel intrax8 mpeg_er qpeldsp startcode"
1983 vc1image_decoder_select
="vc1_decoder"
1984 vorbis_decoder_select
="mdct"
1985 vorbis_encoder_select
="mdct"
1986 vp3_decoder_select
="hpeldsp vp3dsp videodsp"
1987 vp5_decoder_select
="h264chroma hpeldsp videodsp vp3dsp vp56dsp"
1988 vp6_decoder_select
="h264chroma hpeldsp huffman videodsp vp3dsp vp56dsp"
1989 vp6a_decoder_select
="vp6_decoder"
1990 vp6f_decoder_select
="vp6_decoder"
1991 vp7_decoder_select
="h264pred videodsp vp8dsp"
1992 vp8_decoder_select
="h264pred videodsp vp8dsp"
1993 vp9_decoder_select
="videodsp"
1994 webp_decoder_select
="vp8_decoder"
1995 wmapro_decoder_select
="mdct sinewin wma_freqs"
1996 wmav1_decoder_select
="mdct sinewin wma_freqs"
1997 wmav1_encoder_select
="mdct sinewin wma_freqs"
1998 wmav2_decoder_select
="mdct sinewin wma_freqs"
1999 wmav2_encoder_select
="mdct sinewin wma_freqs"
2000 wmavoice_decoder_select
="lsp rdft dct mdct sinewin"
2001 wmv1_decoder_select
="h263_decoder"
2002 wmv1_encoder_select
="h263_encoder"
2003 wmv2_decoder_select
="blockdsp h263_decoder idctdsp intrax8 videodsp wmv2dsp"
2004 wmv2_encoder_select
="h263_encoder wmv2dsp"
2005 wmv3_decoder_select
="vc1_decoder"
2006 wmv3image_decoder_select
="wmv3_decoder"
2007 zerocodec_decoder_deps
="zlib"
2008 zlib_decoder_deps
="zlib"
2009 zlib_encoder_deps
="zlib"
2010 zmbv_decoder_deps
="zlib"
2011 zmbv_encoder_deps
="zlib"
2013 # hardware accelerators
2014 d3d11va_deps
="d3d11_h dxva_h ID3D11VideoDecoder"
2015 dxva2_deps
="dxva2api_h DXVA2_ConfigPictureDecode"
2016 vaapi_deps
="va_va_h"
2017 vda_deps
="VideoDecodeAcceleration_VDADecoder_h pthreads"
2018 vda_extralibs
="-framework CoreFoundation -framework VideoDecodeAcceleration -framework QuartzCore"
2019 vdpau_deps
="vdpau_vdpau_h vdpau_vdpau_x11_h"
2021 h263_vaapi_hwaccel_deps
="vaapi"
2022 h263_vaapi_hwaccel_select
="h263_decoder"
2023 h263_vdpau_hwaccel_deps
="vdpau"
2024 h263_vdpau_hwaccel_select
="h263_decoder"
2025 h264_d3d11va_hwaccel_deps
="d3d11va"
2026 h264_d3d11va_hwaccel_select
="h264_decoder"
2027 h264_dxva2_hwaccel_deps
="dxva2"
2028 h264_dxva2_hwaccel_select
="h264_decoder"
2029 h264_mmal_decoder_deps
="mmal"
2030 h264_mmal_hwaccel_deps
="mmal"
2031 h264_mmal_decoder_select
="h264_decoder"
2032 h264_mmal_encoder_deps
="mmal"
2033 h264_qsv_hwaccel_deps
="libmfx"
2034 h264_vaapi_hwaccel_deps
="vaapi"
2035 h264_vaapi_hwaccel_select
="h264_decoder"
2036 h264_vda_hwaccel_deps
="vda"
2037 h264_vda_hwaccel_select
="h264_decoder"
2038 h264_vda_old_hwaccel_deps
="vda"
2039 h264_vda_old_hwaccel_select
="h264_decoder"
2040 h264_vdpau_hwaccel_deps
="vdpau"
2041 h264_vdpau_hwaccel_select
="h264_decoder"
2042 hevc_d3d11va_hwaccel_deps
="d3d11va DXVA_PicParams_HEVC"
2043 hevc_d3d11va_hwaccel_select
="hevc_decoder"
2044 hevc_dxva2_hwaccel_deps
="dxva2 DXVA_PicParams_HEVC"
2045 hevc_dxva2_hwaccel_select
="hevc_decoder"
2046 mpeg1_vdpau_hwaccel_deps
="vdpau"
2047 mpeg1_vdpau_hwaccel_select
="mpeg1video_decoder"
2048 mpeg2_d3d11va_hwaccel_deps
="d3d11va"
2049 mpeg2_d3d11va_hwaccel_select
="mpeg2video_decoder"
2050 mpeg2_dxva2_hwaccel_deps
="dxva2"
2051 mpeg2_dxva2_hwaccel_select
="mpeg2video_decoder"
2052 mpeg2_vaapi_hwaccel_deps
="vaapi"
2053 mpeg2_vaapi_hwaccel_select
="mpeg2video_decoder"
2054 mpeg2_vdpau_hwaccel_deps
="vdpau"
2055 mpeg2_vdpau_hwaccel_select
="mpeg2video_decoder"
2056 mpeg4_vaapi_hwaccel_deps
="vaapi"
2057 mpeg4_vaapi_hwaccel_select
="mpeg4_decoder"
2058 mpeg4_vdpau_hwaccel_deps
="vdpau"
2059 mpeg4_vdpau_hwaccel_select
="mpeg4_decoder"
2060 vc1_d3d11va_hwaccel_deps
="d3d11va"
2061 vc1_d3d11va_hwaccel_select
="vc1_decoder"
2062 vc1_dxva2_hwaccel_deps
="dxva2"
2063 vc1_dxva2_hwaccel_select
="vc1_decoder"
2064 vc1_vaapi_hwaccel_deps
="vaapi"
2065 vc1_vaapi_hwaccel_select
="vc1_decoder"
2066 vc1_vdpau_hwaccel_deps
="vdpau"
2067 vc1_vdpau_hwaccel_select
="vc1_decoder"
2068 wmv3_d3d11va_hwaccel_select
="vc1_d3d11va_hwaccel"
2069 wmv3_dxva2_hwaccel_select
="vc1_dxva2_hwaccel"
2070 wmv3_vaapi_hwaccel_select
="vc1_vaapi_hwaccel"
2071 wmv3_vdpau_hwaccel_select
="vc1_vdpau_hwaccel"
2074 h264_parser_select
="h264_decoder"
2075 hevc_parser_select
="golomb"
2076 mpegvideo_parser_select
="mpegvideo"
2077 mpeg4video_parser_select
="error_resilience h263dsp mpeg_er mpegvideo qpeldsp"
2078 vc1_parser_select
="mpegvideo startcode vc1_decoder"
2081 mjpeg2jpeg_bsf_select
="jpegtables"
2083 # external libraries
2084 libdcadec_decoder_deps
="libdcadec"
2085 libfaac_encoder_deps
="libfaac"
2086 libfaac_encoder_select
="audio_frame_queue"
2087 libfdk_aac_decoder_deps
="libfdk_aac"
2088 libfdk_aac_encoder_deps
="libfdk_aac"
2089 libfdk_aac_encoder_select
="audio_frame_queue"
2090 libgsm_decoder_deps
="libgsm"
2091 libgsm_encoder_deps
="libgsm"
2092 libgsm_ms_decoder_deps
="libgsm"
2093 libgsm_ms_encoder_deps
="libgsm"
2094 libilbc_decoder_deps
="libilbc"
2095 libilbc_encoder_deps
="libilbc"
2096 libmp3lame_encoder_deps
="libmp3lame"
2097 libmp3lame_encoder_select
="audio_frame_queue"
2098 libopencore_amrnb_decoder_deps
="libopencore_amrnb"
2099 libopencore_amrnb_encoder_deps
="libopencore_amrnb"
2100 libopencore_amrnb_encoder_select
="audio_frame_queue"
2101 libopencore_amrwb_decoder_deps
="libopencore_amrwb"
2102 libopenh264_encoder_deps
="libopenh264"
2103 libopenjpeg_decoder_deps
="libopenjpeg"
2104 libopenjpeg_encoder_deps
="libopenjpeg"
2105 libopus_decoder_deps
="libopus"
2106 libopus_encoder_deps
="libopus"
2107 libopus_encoder_select
="audio_frame_queue"
2108 libschroedinger_decoder_deps
="libschroedinger"
2109 libschroedinger_encoder_deps
="libschroedinger"
2110 libspeex_decoder_deps
="libspeex"
2111 libspeex_encoder_deps
="libspeex"
2112 libspeex_encoder_select
="audio_frame_queue"
2113 libtheora_encoder_deps
="libtheora"
2114 libtwolame_encoder_deps
="libtwolame"
2115 libvo_aacenc_encoder_deps
="libvo_aacenc"
2116 libvo_aacenc_encoder_select
="audio_frame_queue"
2117 libvo_amrwbenc_encoder_deps
="libvo_amrwbenc"
2118 libvorbis_encoder_deps
="libvorbis"
2119 libvorbis_encoder_select
="audio_frame_queue"
2120 libvpx_vp8_decoder_deps
="libvpx"
2121 libvpx_vp8_encoder_deps
="libvpx"
2122 libvpx_vp9_decoder_deps
="libvpx"
2123 libvpx_vp9_encoder_deps
="libvpx"
2124 libwavpack_encoder_deps
="libwavpack"
2125 libwebp_encoder_deps
="libwebp"
2126 libx262_encoder_deps
="libx262"
2127 libx264_encoder_deps
="libx264"
2128 libx265_encoder_deps
="libx265"
2129 libxavs_encoder_deps
="libxavs"
2130 libxvid_encoder_deps
="libxvid"
2133 ac3_demuxer_select
="ac3_parser"
2134 asf_demuxer_select
="riffdec"
2135 asf_muxer_select
="riffenc"
2136 asf_stream_muxer_select
="asf_muxer"
2137 avi_demuxer_select
="riffdec"
2138 avi_muxer_select
="riffenc"
2139 avisynth_demuxer_deps
="avisynth"
2140 avisynth_demuxer_select
="riffdec"
2141 caf_demuxer_select
="riffdec"
2142 dash_muxer_select
="mp4_muxer"
2143 dirac_demuxer_select
="dirac_parser"
2144 dv_demuxer_select
="dvprofile"
2145 dv_muxer_select
="dvprofile"
2146 dxa_demuxer_select
="riffdec"
2147 eac3_demuxer_select
="ac3_parser"
2148 f4v_muxer_select
="mov_muxer"
2149 flac_demuxer_select
="flac_parser"
2150 hds_muxer_select
="flv_muxer"
2151 hls_muxer_select
="mpegts_muxer"
2152 ipod_muxer_select
="mov_muxer"
2153 ismv_muxer_select
="mov_muxer"
2154 matroska_audio_muxer_select
="matroska_muxer"
2155 matroska_demuxer_select
="riffdec"
2156 matroska_demuxer_suggest
="bzlib lzo zlib"
2157 matroska_muxer_select
="riffenc"
2158 mmf_muxer_select
="riffenc"
2159 mov_demuxer_select
="riffdec"
2160 mov_demuxer_suggest
="zlib"
2161 mov_muxer_select
="riffenc rtpenc_chain"
2162 mp3_demuxer_select
="mpegaudio_parser"
2163 mp4_muxer_select
="mov_muxer"
2164 mpegts_muxer_select
="adts_muxer latm_muxer"
2165 mpegtsraw_demuxer_select
="mpegts_demuxer"
2166 mxf_d10_muxer_select
="mxf_muxer"
2167 nut_muxer_select
="riffenc"
2168 nuv_demuxer_select
="riffdec"
2169 oga_muxer_select
="ogg_muxer"
2170 ogg_demuxer_select
="golomb"
2171 opus_muxer_select
="ogg_muxer"
2172 psp_muxer_select
="mov_muxer"
2173 rtp_demuxer_select
="sdp_demuxer"
2174 rtpdec_select
="asf_demuxer jpegtables mov_demuxer mpegts_demuxer rm_demuxer rtp_protocol"
2175 rtsp_demuxer_select
="http_protocol rtpdec"
2176 rtsp_muxer_select
="rtp_muxer http_protocol rtp_protocol rtpenc_chain"
2177 sap_demuxer_select
="sdp_demuxer"
2178 sap_muxer_select
="rtp_muxer rtp_protocol rtpenc_chain"
2179 sdp_demuxer_select
="rtpdec"
2180 smoothstreaming_muxer_select
="ismv_muxer"
2181 spdif_muxer_select
="aac_parser"
2182 spx_muxer_select
="ogg_muxer"
2183 tak_demuxer_select
="tak_parser"
2184 tg2_muxer_select
="mov_muxer"
2185 tgp_muxer_select
="mov_muxer"
2186 w64_demuxer_select
="wav_demuxer"
2187 wav_demuxer_select
="riffdec"
2188 wav_muxer_select
="riffenc"
2189 webm_muxer_select
="riffenc"
2190 wtv_demuxer_select
="riffdec"
2191 xmv_demuxer_select
="riffdec"
2192 xwma_demuxer_select
="riffdec"
2195 alsa_indev_deps
="alsa_asoundlib_h snd_pcm_htimestamp"
2196 alsa_outdev_deps
="alsa_asoundlib_h"
2197 bktr_indev_deps_any
="dev_bktr_ioctl_bt848_h machine_ioctl_bt848_h dev_video_bktr_ioctl_bt848_h dev_ic_bt8xx_h"
2198 dv1394_indev_deps
="dv1394"
2199 dv1394_indev_select
="dv_demuxer"
2200 fbdev_indev_deps
="linux_fb_h"
2201 jack_indev_deps
="jack_jack_h pthreads"
2202 libcdio_indev_deps
="libcdio"
2203 libdc1394_indev_deps
="libdc1394"
2204 oss_indev_deps_any
="soundcard_h sys_soundcard_h"
2205 oss_outdev_deps_any
="soundcard_h sys_soundcard_h"
2206 pulse_indev_deps
="libpulse"
2207 sndio_indev_deps
="sndio_h"
2208 sndio_outdev_deps
="sndio_h"
2209 v4l2_indev_deps_any
="linux_videodev2_h sys_videoio_h"
2210 vfwcap_indev_deps
="capCreateCaptureWindow vfwcap_defines"
2211 vfwcap_indev_extralibs
="-lavicap32"
2212 x11grab_indev_deps
="x11grab"
2213 x11grab_xcb_indev_deps
="libxcb"
2216 ffrtmpcrypt_protocol_deps
="!librtmp_protocol"
2217 ffrtmpcrypt_protocol_deps_any
="gcrypt gmp openssl"
2218 ffrtmpcrypt_protocol_select
="tcp_protocol"
2219 ffrtmphttp_protocol_deps
="!librtmp_protocol"
2220 ffrtmphttp_protocol_select
="http_protocol"
2221 gopher_protocol_select
="network"
2222 http_protocol_select
="tcp_protocol"
2223 httpproxy_protocol_select
="tcp_protocol"
2224 https_protocol_select
="tls_protocol"
2225 icecast_protocol_select
="http_protocol"
2226 librtmp_protocol_deps
="librtmp"
2227 librtmpe_protocol_deps
="librtmp"
2228 librtmps_protocol_deps
="librtmp"
2229 librtmpt_protocol_deps
="librtmp"
2230 librtmpte_protocol_deps
="librtmp"
2231 mmsh_protocol_select
="http_protocol"
2232 mmst_protocol_select
="network"
2233 rtmp_protocol_deps
="!librtmp_protocol"
2234 rtmp_protocol_select
="tcp_protocol"
2235 rtmpe_protocol_select
="ffrtmpcrypt_protocol"
2236 rtmps_protocol_deps
="!librtmp_protocol"
2237 rtmps_protocol_select
="tls_protocol"
2238 rtmpt_protocol_select
="ffrtmphttp_protocol"
2239 rtmpte_protocol_select
="ffrtmpcrypt_protocol ffrtmphttp_protocol"
2240 rtmpts_protocol_select
="ffrtmphttp_protocol https_protocol"
2241 rtp_protocol_select
="udp_protocol"
2242 sctp_protocol_deps
="struct_sctp_event_subscribe"
2243 sctp_protocol_select
="network"
2244 srtp_protocol_select
="rtp_protocol"
2245 tcp_protocol_select
="network"
2246 tls_gnutls_protocol_deps
="gnutls"
2247 tls_gnutls_protocol_select
="tcp_protocol"
2248 tls_openssl_protocol_deps
="openssl !tls_gnutls_protocol"
2249 tls_openssl_protocol_select
="tcp_protocol"
2250 tls_protocol_deps_any
="tls_gnutls_protocol tls_openssl_protocol"
2251 udp_protocol_select
="network"
2252 unix_protocol_deps
="sys_un_h"
2253 unix_protocol_select
="network"
2256 blackframe_filter_deps
="gpl"
2257 boxblur_filter_deps
="gpl"
2258 bs2b_filter_deps
="libbs2b"
2259 cropdetect_filter_deps
="gpl"
2260 delogo_filter_deps
="gpl"
2261 drawtext_filter_deps
="libfreetype"
2262 frei0r_filter_deps
="frei0r dlopen"
2263 frei0r_filter_extralibs
='$ldl'
2264 frei0r_src_filter_deps
="frei0r dlopen"
2265 frei0r_src_filter_extralibs
='$ldl'
2266 hqdn3d_filter_deps
="gpl"
2267 interlace_filter_deps
="gpl"
2268 ocv_filter_deps
="libopencv"
2269 resample_filter_deps
="avresample"
2270 scale_filter_deps
="swscale"
2273 avcodec_example_deps
="avcodec avutil"
2274 filter_audio_example_deps
="avfilter avutil"
2275 metadata_example_deps
="avformat avutil"
2276 output_example_deps
="avcodec avformat avutil swscale"
2277 qsvdec_example_deps
="avcodec avutil libmfx h264_qsv_decoder vaapi_x11"
2278 transcode_aac_example_deps
="avcodec avformat avresample"
2280 # libraries, in linking order
2281 avcodec_deps
="avutil"
2282 avdevice_deps
="avformat avcodec avutil"
2283 avfilter_deps
="avutil"
2284 avformat_deps
="avcodec avutil"
2285 avresample_deps
="avutil"
2286 swscale_deps
="avutil"
2289 avconv_deps
="avcodec avfilter avformat avresample swscale"
2290 avconv_select
="aformat_filter anull_filter asyncts_filter atrim_filter format_filter
2291 fps_filter null_filter resample_filter scale_filter
2292 setpts_filter trim_filter"
2293 avplay_deps
="avcodec avformat avresample swscale sdl"
2294 avplay_libs
='$sdl_libs'
2295 avplay_select
="rdft transpose_filter hflip_filter vflip_filter"
2296 avprobe_deps
="avcodec avformat"
2300 texi2html_deps
="doc"
2302 # default parameters
2304 logfile
="config.log"
2306 # installation paths
2307 prefix_default
="/usr/local"
2308 bindir_default
='${prefix}/bin'
2309 datadir_default
='${prefix}/share/avconv'
2310 docdir_default
='${prefix}/share/doc/libav'
2311 incdir_default
='${prefix}/include'
2312 libdir_default
='${prefix}/lib'
2313 mandir_default
='${prefix}/share/man'
2314 shlibdir_default
="$libdir_default"
2319 host_cc_default
="gcc"
2324 pkg_config_default
=pkg-config
2330 arch_default
=$
(uname
-m
)
2335 target_os_default
=$
(tolower $
(uname
-s
))
2336 host_os
=$target_os_default
2338 # configurable options
2339 enable $EXAMPLE_LIST $LIBRARY_LIST $PROGRAM_LIST
2344 enable faan faandct faanidct
2345 enable optimizations
2346 enable safe_bitstream_reader
2348 enable swscale_alpha
2349 enable valgrind_backtrace
2351 # By default, enable only those hwaccels that have no external dependencies.
2352 enable d3d11va dxva2 vda vdpau
2355 SHFLAGS
='-shared -Wl,-soname,$$(@F)'
2358 FULLNAME
='$(NAME)$(BUILDSUF)'
2359 LIBNAME
='$(LIBPREF)$(FULLNAME)$(LIBSUF)'
2362 SLIBNAME
='$(SLIBPREF)$(FULLNAME)$(SLIBSUF)'
2363 SLIBNAME_WITH_VERSION
='$(SLIBNAME).$(LIBVERSION)'
2364 SLIBNAME_WITH_MAJOR
='$(SLIBNAME).$(LIBMAJOR)'
2365 LIB_INSTALL_EXTRA_CMD
='$$(RANLIB) "$(LIBDIR)/$(LIBNAME)"'
2366 SLIB_INSTALL_NAME
='$(SLIBNAME_WITH_VERSION)'
2367 SLIB_INSTALL_LINKS
='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
2387 host_cflags_filter
=echo
2388 host_ldflags_filter
=echo
2390 target_path
='$(CURDIR)'
2392 # since the object filename is not given with the -MM flag, the compiler
2393 # is only able to print the basename, and we must add the path ourselves
2394 DEPCMD
='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "/^\#.*/d" -e "s,^[[:space:]]*$(*F)\\.o,$(@D)/$(*F).o," > $(@:.o=.d)'
2398 if test -f configure
; then
2401 source_path
=$
(cd $
(dirname "$0"); pwd)
2402 echo "$source_path" |
grep -q
'[[:blank:]]' &&
2403 die
"Out of tree builds are impossible with whitespace in source path."
2404 test -e
"$source_path/config.h" &&
2405 die
"Out of tree builds are impossible with config.h in source dir."
2412 LIBAV_CONFIGURATION
="${LIBAV_CONFIGURATION# } ${l}${r}"
2418 file=$source_path/$3
2419 sed -n
"s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
2422 ENCODER_LIST
=$
(find_things encoder ENC libavcodec
/allcodecs.c
)
2423 DECODER_LIST
=$
(find_things decoder DEC libavcodec
/allcodecs.c
)
2424 HWACCEL_LIST
=$
(find_things hwaccel HWACCEL libavcodec
/allcodecs.c
)
2425 PARSER_LIST
=$
(find_things parser PARSER libavcodec
/allcodecs.c
)
2426 BSF_LIST
=$
(find_things bsf BSF libavcodec
/allcodecs.c
)
2427 MUXER_LIST
=$
(find_things muxer _MUX libavformat
/allformats.c
)
2428 DEMUXER_LIST
=$
(find_things demuxer DEMUX libavformat
/allformats.c
)
2429 OUTDEV_LIST
=$
(find_things outdev OUTDEV libavdevice
/alldevices.c
)
2430 INDEV_LIST
=$
(find_things indev _IN libavdevice
/alldevices.c
)
2431 PROTOCOL_LIST
=$
(find_things protocol PROTOCOL libavformat
/allformats.c
)
2432 FILTER_LIST
=$
(find_things filter FILTER libavfilter
/allfilters.c
)
2448 for n
in $COMPONENT_LIST; do
2449 v
=$
(toupper
${n%s})_LIST
2451 eval ${n}_if_any
="\$$v"
2454 enable $ARCH_EXT_LIST
2457 echo "Unknown option \"$1\"."
2458 echo "See $0 --help for available options."
2463 cat |
tr ' ' '\n' |
sort |
pr -r
-3 -t
2469 echo $
* |
sed s
/$suffix//g | print_3_columns
2481 is_in
${comp} $COMPONENT_LIST && eval comp
=\$$
(toupper
${comp%s})_LIST
2482 echo "prob ${prob:-0.5}"
2490 random_seed
=$
(awk "BEGIN { srand($random_seed); print srand() }")
2491 $action $
(rand_list
"$@" |
awk "BEGIN { srand($random_seed) } \$1 == \"prob\" { prob = \$2; next } rand() < prob { print }")
2500 --extra-ldexeflags
=*)
2501 add_ldexeflags
$optval
2504 add_extralibs
$optval
2507 disable
$INDEV_LIST $OUTDEV_LIST
2510 debuglevel
="$optval"
2513 disable
$PROGRAM_LIST
2515 --disable-everything
)
2516 map
'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2519 map
'eval unset \${$(toupper ${v%s})_LIST}' $COMPONENT_LIST
2520 disable
$LIBRARY_LIST $PROGRAM_LIST doc
2522 --enable-random|
--disable-random
)
2523 action
=${opt%%-random}
2524 do_random
${action#--} $COMPONENT_LIST
2526 --enable-random
=*|
--disable-random
=*)
2527 action
=${opt%%-random=*}
2528 do_random
${action#--} $optval
2530 --enable-
*=*|
--disable-
*=*)
2531 eval $
(echo "${opt%%=*}" |
sed 's/--/action=/;s/-/ thing=/')
2532 is_in
"${thing}s" $COMPONENT_LIST || die_unknown
"$opt"
2533 eval list
=\$$
(toupper
$thing)_LIST
2534 name
=$
(echo "${optval}" |
sed "s/,/_${thing}|/g")_
${thing}
2535 $action $
(filter
"$name" $list)
2537 --enable-avserver|
--disable-avserver
*)
2538 warn
"avserver has been removed, the ${opt} option is only"\
2539 "provided for compatibility and will be removed in the future"
2541 --enable-?
*|
--disable-?
*)
2542 eval $
(echo "$opt" |
sed 's/--/action=/;s/-/ option=/;s/-/_/g')
2543 if is_in
$option $COMPONENT_LIST; then
2544 test $action = disable
&& action
=unset
2545 eval $action \$$
(toupper
${option%s})_LIST
2546 elif is_in
$option $CMDLINE_SELECT; then
2553 NAME
="${opt#--list-}"
2554 is_in
$NAME $COMPONENT_LIST || die_unknown
$opt
2556 eval show_list
$NAME \$$
(toupper
$NAME)_LIST
2558 --help|
-h
) show_help
2561 optname
="${opt%%=*}"
2562 optname
="${optname#--}"
2563 optname
=$
(echo "$optname" |
sed 's/-/_/g')
2564 if is_in
$optname $CMDLINE_SET; then
2565 eval $optname='$optval'
2566 elif is_in
$optname $CMDLINE_APPEND; then
2567 append
$optname "$optval"
2579 disabled logging
&& logfile
=/dev
/null
2581 echo "# $0 $LIBAV_CONFIGURATION" > $logfile
2584 case "$toolchain" in
2587 add_cflags
-fsanitize
=address
2588 add_ldflags
-fsanitize
=address
2592 add_cflags
-fsanitize
=thread
-pie
2593 add_ldflags
-fsanitize
=thread
-pie
2597 add_cflags
-fsanitize
=undefined
-O1
2598 add_ldflags
-fsanitize
=undefined
2602 add_cflags
-fsanitize
=address
2603 add_ldflags
-fsanitize
=address
2607 add_cflags
-fsanitize
=thread
-pie
-fPIC
2608 add_ldflags
-fsanitize
=thread
-pie
-fPIC
2612 add_cflags
-fsanitize
=undefined
2613 add_ldflags
-fsanitize
=undefined
2616 target_exec_default
="valgrind"
2617 target_exec_args
="--alloc-fn=av_malloc --alloc-fn=av_mallocz"
2620 target_exec_default
="valgrind"
2621 target_exec_args
="--track-origins=yes --leak-check=full"
2624 # Check whether the current MSVC version needs the C99 converter.
2625 # From MSVC 2013 (compiler major version 18) onwards, it does actually
2626 # support enough of C99 to build libav. Default to the new
2627 # behaviour if the regexp was unable to match anything, since this
2628 # successfully parses the version number of existing supported
2629 # versions that require the converter (MSVC 2010 and 2012).
2630 cl_major_ver
=$
(cl
2>&1 |
sed -n
's/.*Version \([[:digit:]]\{1,\}\)\..*/\1/p')
2631 if [ -z
"$cl_major_ver" ] ||
[ $cl_major_ver -ge
18 ]; then
2634 cc_default
="c99wrap cl"
2637 nm_default
="dumpbin -symbols"
2639 target_os_default
="win32"
2640 # Use a relative path for TMPDIR. This makes sure all the
2641 # ffconf temp files are written with a relative path, avoiding
2642 # issues with msys/win32 path conversion for MSVC parameters
2643 # such as -Fo<file> or -out:<file>.
2649 nm_default
="dumpbin -symbols"
2651 target_os_default
="win32"
2655 add_cflags
-fprofile-arcs
-ftest-coverage
2656 add_ldflags
-fprofile-arcs
-ftest-coverage
2659 add_cppflags
-U_FORTIFY_SOURCE
-D_FORTIFY_SOURCE
=2
2660 add_cflags
-fno-strict-overflow
-fstack-protector-all
2661 add_ldflags
-Wl
,-z
,relro
-Wl
,-z
,now
2664 die
"Unknown toolchain $toolchain"
2668 test -n
"$cross_prefix" && enable cross_compile
2670 if enabled cross_compile
; then
2671 test -n
"$arch" && test -n
"$target_os" ||
2672 die
"Must specify target arch and OS when cross-compiling"
2675 ar_default
="${cross_prefix}${ar_default}"
2676 cc_default
="${cross_prefix}${cc_default}"
2677 nm_default
="${cross_prefix}${nm_default}"
2678 pkg_config_default
="${cross_prefix}${pkg_config_default}"
2679 ranlib
="${cross_prefix}${ranlib}"
2680 strip
="${cross_prefix}${strip}"
2682 sysinclude_default
="${sysroot}/usr/include"
2684 set_default arch cc pkg_config sysinclude target_exec target_os
2685 enabled cross_compile || host_cc_default
=$cc
2688 if ! $pkg_config --version
>/dev
/null
2>&1; then
2689 warn
"$pkg_config not found, library detection may fail."
2695 mingw32
*|win32|win64|cygwin
*|
*-dos|freedos|opendos|os
/2*|symbian
) echo .exe
;;
2699 EXESUF
=$
(exesuf
$target_os)
2700 HOSTEXESUF
=$
(exesuf
$host_os)
2702 # set temporary file name
2703 : ${TMPDIR:=$TEMPDIR}
2707 if ! check_cmd mktemp
-u XXXXXX
; then
2708 # simple replacement for missing mktemp
2709 # NOT SAFE FOR GENERAL USE
2711 echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
2716 tmp
=$
(mktemp
-u
"${TMPDIR}/ffconf.XXXXXXXX")$2 &&
2717 (set -C
; exec > $tmp) 2>/dev
/null ||
2718 die
"Unable to create temporary file in $TMPDIR."
2719 append TMPFILES
$tmp
2723 trap 'rm -f -- $TMPFILES' EXIT
2727 tmpfile TMPE
$EXESUF
2738 # make sure we can execute files in $TMPDIR
2739 cat > $TMPSH 2>> $logfile <<EOF
2742 chmod +x
$TMPSH >> $logfile 2>&1
2743 if ! $TMPSH >> $logfile 2>&1; then
2745 Unable to create and execute files in $TMPDIR. Set the TMPDIR environment
2746 variable to another directory and make sure that it is not mounted noexec.
2748 die
"Sanity test failed."
2754 # Filter out MSVC cl.exe options from cflags that shouldn't
2755 # be passed to gas-preprocessor
2765 -std
=c99
) echo -c99
;;
2766 -mcpu
=*) echo -arch
${flag#*=} ;;
2767 -mieee
) echo -ieee
;;
2768 -O
*|
-fast
) echo $flag ;;
2769 -fno-math-errno
) echo -assume nomath_errno
;;
2771 -Wall
) echo -msg_enable level2
;;
2772 -Wno-pointer-sign
) echo -msg_disable ptrmismatch1
;;
2773 -Wl
,*) echo $flag ;;
2783 -Wno-switch
) echo -Wno-switch-enum
;;
2784 -Wno-format-zero-length
) ;;
2785 -Wdisabled-optimization
) ;;
2786 -Wno-pointer-sign
) echo -Wno-other
;;
2792 msvc_common_flags
(){
2795 # In addition to specifying certain flags under the compiler
2796 # specific filters, they must be specified here as well or else the
2797 # generic catch all at the bottom will print the original flag.
2801 -fomit-frame-pointer
) ;;
2805 -fno-signed-zeros
) ;;
2809 -lz
) echo zlib.lib
;;
2810 -lavifil32
) echo vfw32.lib
;;
2811 -lavicap32
) echo vfw32.lib user32.lib
;;
2812 -l
*) echo ${flag#-l}.lib
;;
2813 -L
*) echo -libpath
:${flag#-L} ;;
2820 msvc_common_flags
"$@"
2823 -Wall
) echo -W4
-wd4244
-wd4127
-wd4018
-wd4389 \
2824 -wd4146
-wd4057
-wd4204
-wd4706
-wd4305 \
2825 -wd4152
-wd4324
-we4013
-wd4100
-wd4214 \
2826 -wd4273
-wd4554
-wd4701
;;
2832 msvc_common_flags
"$@"
2835 # Despite what Intel's documentation says -Wall, which is supported
2836 # on Windows, does enable remarks so disable them here.
2837 -Wall
) echo $flag -Qdiag-disable
:remark
;;
2838 -std
=c99
) echo -Qstd
=c99
;;
2846 -flto
) echo -Mipa
=fast
,libopt
,libinline
,vestigial
;;
2847 -fomit-frame-pointer
) echo -Mnoframe
;;
2858 case "${flag#*=}" in
2859 native
) echo -xtarget
=native
;;
2860 v9|niagara
) echo -xarch
=sparc
;;
2861 ultrasparc
) echo -xarch
=sparcvis
;;
2862 ultrasparc3|niagara2
) echo -xarch
=sparcvis2
;;
2863 i586|pentium
) echo -xchip
=pentium
;;
2864 i686|pentiumpro|pentium2
) echo -xtarget
=pentium_pro
;;
2865 pentium3
*|c3-2
) echo -xtarget
=pentium3
;;
2866 pentium-m
) echo -xarch
=sse2
-xchip
=pentium3
;;
2867 pentium4
*) echo -xtarget
=pentium4
;;
2868 prescott|nocona
) echo -xarch
=sse3
-xchip
=pentium4
;;
2869 *-sse3
) echo -xarch
=sse3
;;
2870 core2
) echo -xarch
=ssse3
-xchip
=core2
;;
2871 corei7
) echo -xarch
=sse4_2
-xchip
=nehalem
;;
2872 corei7-avx
) echo -xarch
=avx
-xchip
=sandybridge
;;
2873 amdfam10|barcelona|bdver
*) echo -xarch
=sse4_1
;;
2874 athlon-4|athlon-
[mx
]p
) echo -xarch
=ssea
;;
2875 k8|opteron|athlon64|athlon-fx
)
2876 echo -xarch
=sse2a
;;
2877 athlon
*) echo -xarch
=pentium_proa
;;
2880 -std
=c99
) echo -xc99
;;
2881 -fomit-frame-pointer
) echo -xregs
=frameptr
;;
2882 -fPIC
) echo -KPIC
-xcode
=pic32
;;
2883 -W
*,*) echo $flag ;;
2884 -f
*-*|
-W
*|
-mimpure-text
) ;;
2895 case "${flag#*=}" in
2896 armv7-a|cortex-a
*) echo -mv=7a8
;;
2897 armv7-r|cortex-r
*) echo -mv=7r4
;;
2898 armv7-m|cortex-m
*) echo -mv=7m3
;;
2899 armv6
*|arm11
*) echo -mv=6 ;;
2900 armv5
*e|arm
[79]*e
*|arm9
[24]6*|arm96
*|arm102
[26])
2902 armv4
*|arm7
*|arm9
[24]*) echo -mv=4 ;;
2905 -mfpu
=neon
) echo --float_support
=vfpv3
--neon
;;
2906 -mfpu
=vfp
) echo --float_support
=vfpv2
;;
2907 -mfpu
=vfpv3
) echo --float_support
=vfpv3
;;
2908 -mfpu
=vfpv3-d16
) echo --float_support
=vfpv3d16
;;
2909 -msoft-float
) echo --float_support
=vfplib
;;
2910 -O
[0-3]|
-mf
=*) echo $flag ;;
2912 -pds
=*) echo $flag ;;
2913 -D
*|
-I
*) echo $flag ;;
2914 --gcc|
--abi
=*) echo $flag ;;
2924 unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
2925 unset _ld_o _ldflags _ld_lib _ld_path
2926 unset _depflags _DEPCMD _DEPFLAGS
2929 if $_cc -v
2>&1 |
grep -q
'^gcc.*LLVM'; then
2931 gcc_extra_ver
=$
(expr "$($_cc --version | head -n1)" : '.*\((.*)\)')
2932 _ident
="llvm-gcc $($_cc -dumpversion) $gcc_extra_ver"
2933 _depflags
='-MMD -MF $(@:.o=.d) -MT $@'
2936 elif $_cc -v
2>&1 |
grep -qi ^gcc
; then
2938 gcc_version
=$
($_cc --version |
head -n1
)
2939 gcc_basever
=$
($_cc -dumpversion
)
2940 gcc_pkg_ver
=$
(expr "$gcc_version" : '[^ ]* \(([^)]*)\)')
2941 gcc_ext_ver
=$
(expr "$gcc_version" : ".*$gcc_pkg_ver $gcc_basever \\(.*\\)")
2942 _ident
=$
(cleanws
"gcc $gcc_basever $gcc_pkg_ver $gcc_ext_ver")
2943 if ! $_cc -dumpversion |
grep -q
'^2\.'; then
2944 _depflags
='-MMD -MF $(@:.o=.d) -MT $@'
2948 elif $_cc --version
2>/dev
/null |
grep -q ^icc
; then
2950 _ident
=$
($_cc --version |
head -n1
)
2955 elif $_cc -v
2>&1 |
grep -q xlc
; then
2957 _ident
=$
($_cc -qversion
2>/dev
/null |
head -n1
)
2959 _cflags_size
='-O5 -qcompact'
2960 elif $_cc -V
2>/dev
/null |
grep -q Compaq
; then
2962 _ident
=$
($_cc -V |
head -n1 | cut
-d
' ' -f1-3
)
2964 _cflags_speed
='-fast'
2966 _flags_filter
=ccc_flags
2967 elif $_cc --vsn
2>/dev
/null |
grep -Eq
"ARM (C/C\+\+ )?Compiler"; then
2968 test -d
"$sysroot" || die
"No valid sysroot specified."
2970 _ident
=$
($_cc --vsn |
grep -i build |
head -n1 |
sed 's/.*: //')
2971 armcc_conf
="$PWD/armcc.conf"
2972 $_cc --arm_linux_configure \
2973 --arm_linux_config_file
="$armcc_conf" \
2974 --configure_sysroot
="$sysroot" \
2975 --configure_cpp_headers
="$sysinclude" >>$logfile 2>&1 ||
2976 die
"Error creating armcc configuration file."
2977 $_cc --vsn |
grep -q RVCT
&& armcc_opt
=rvct || armcc_opt
=armcc
2978 _flags
="--arm_linux_config_file=$armcc_conf --translate_gcc"
2979 as_default
="${cross_prefix}gcc"
2983 elif $_cc -version
2>/dev
/null |
grep -Eq
'TMS470|TI ARM'; then
2985 _ident
=$
($_cc -version |
head -n1 |
tr -s
' ')
2986 _flags
='--gcc --abi=eabi -me'
2989 _depflags
='-ppa -ppd=$(@:.o=.d)'
2990 _cflags_speed
='-O3 -mf=5'
2991 _cflags_size
='-O3 -mf=2'
2992 _flags_filter
=tms470_flags
2993 elif $_cc -v
2>&1 |
grep -q clang
; then
2995 _ident
=$
($_cc --version |
head -n1
)
2996 _depflags
='-MMD -MF $(@:.o=.d) -MT $@'
2999 elif $_cc -V
2>&1 |
grep -q Sun
; then
3001 _ident
=$
($_cc -V
2>&1 |
head -n1 | cut
-d
' ' -f
2-)
3002 _DEPCMD
='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< | sed -e "1s,^.*: ,$@: ," -e "\$$!s,\$$, \\\," -e "1!s,^.*: , ," > $(@:.o=.d)'
3003 _DEPFLAGS
='-xM1 -xc99'
3006 _cflags_size
='-O5 -xspace'
3007 _flags_filter
=suncc_flags
3008 elif $_cc -v
2>&1 |
grep -q
'PathScale\|Path64'; then
3010 _ident
=$
($_cc -v
2>&1 |
head -n1 |
tr -d
:)
3011 _depflags
='-MMD -MF $(@:.o=.d) -MT $@'
3014 _flags_filter
='filter_out -Wdisabled-optimization'
3015 elif $_cc -v
2>&1 |
grep -q Open64
; then
3017 _ident
=$
($_cc -v
2>&1 |
head -n1 |
tr -d
:)
3018 _depflags
='-MMD -MF $(@:.o=.d) -MT $@'
3021 _flags_filter
='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
3022 elif $_cc -V
2>&1 |
grep -q Portland
; then
3024 _ident
="PGI $($_cc -V 2>&1 | awk '/^pgcc/ { print $2; exit }')"
3025 opt_common
='-alias=ansi -Mdse -Mlre -Mpre'
3026 _cflags_speed
="-O3 -Mautoinline -Munroll=c:4 $opt_common"
3027 _cflags_size
="-O2 -Munroll=c:1 $opt_common"
3029 _flags_filter
=pgi_flags
3030 elif $_cc 2>&1 |
grep -q
'Microsoft.*ARM.*Assembler'; then
3032 _ident
=$
($_cc |
head -n1
)
3033 # 4509: "This form of conditional instruction is deprecated"
3034 _flags
="-nologo -ignore 4509"
3035 _flags_filter
=armasm_flags
3036 elif $_cc 2>&1 |
grep -q Microsoft
; then
3038 _ident
=$
($_cc 2>&1 |
head -n1
)
3039 _DEPCMD
='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
3040 _DEPFLAGS
='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
3043 if $_cc 2>&1 |
grep -q Linker
; then
3050 _flags_filter
=msvc_flags
3052 _ld_path
='-libpath:'
3054 _cflags
='-D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
3055 elif $_cc 2>&1 |
grep -q Intel
; then
3057 _ident
=$
($_cc 2>&1 |
head -n1
)
3058 _depflags
='-QMMD -QMF$(@:.o=.d) -QMT$@'
3059 # Not only is O3 broken on 13.x+ but it is slower on all previous
3060 # versions (tested) as well.
3062 _cflags_size
="-O1 -Oi" # -O1 without -Oi miscompiles stuff
3063 if $_cc 2>&1 |
grep -q Linker
; then
3070 _flags_filter
=icl_flags
3072 _ld_path
='-libpath:'
3073 # -Qdiag-error to make icl error when seeing certain unknown arguments
3074 _flags
='-nologo -Qdiag-error:4044,10157'
3075 # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
3076 # with MSVC which enables it by default.
3077 _cflags
='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
3078 elif $_cc --version
2>/dev
/null |
grep -q ^cparser
; then
3080 _ident
=$
($_cc --version |
head -n1
)
3084 _flags_filter
=cparser_flags
3087 eval ${pfx}_type
=\
$_type
3088 eval ${pfx}_ident
=\
$_ident
3092 eval ${1}_C
=\
${_cc_c-\${${1}_C
}}
3093 eval ${1}_E
=\
${_cc_e-\${${1}_E
}}
3094 eval ${1}_O
=\
${_cc_o-\${${1}_O
}}
3096 if [ -n
"$_depflags" ]; then
3097 eval ${1}_DEPFLAGS
=\
$_depflags
3099 eval ${1}DEP
=\
${_DEPCMD:-\$DEPCMD}
3100 eval ${1}DEP_FLAGS
=\
${_DEPFLAGS:-\$DEPFLAGS}
3101 eval DEP
${1}FLAGS
=\
$_flags
3106 cflags_filter
=$_flags_filter
3107 cflags_speed
=$_cflags_speed
3108 cflags_size
=$_cflags_size
3109 cflags_noopt
=$_cflags_noopt
3110 add_cflags
$_flags $_cflags
3111 cc_ldflags
=$_ldflags
3114 probe_cc hostcc
"$host_cc"
3115 host_cflags_filter
=$_flags_filter
3116 add_host_cflags
$_flags $_cflags
3119 test -n
"$cc_type" && enable $cc_type ||
3120 warn
"Unknown C compiler $cc, unable to select optimal CFLAGS"
3122 : ${as_default:=$cc}
3123 : ${dep_cc_default:=$cc}
3124 : ${ld_default:=$cc}
3125 : ${host_ld_default:=$host_cc}
3126 set_default
ar as dep_cc ld host_ld
3129 asflags_filter
=$_flags_filter
3130 add_asflags
$_flags $_cflags
3134 ldflags_filter
=$_flags_filter
3135 add_ldflags
$_flags $_ldflags
3136 test "$cc_type" != "$ld_type" && add_ldflags
$cc_ldflags
3138 LD_LIB
=${_ld_lib-$LD_LIB}
3139 LD_PATH
=${_ld_path-$LD_PATH}
3141 probe_cc hostld
"$host_ld"
3142 host_ldflags_filter
=$_flags_filter
3143 add_host_ldflags
$_flags $_ldflags
3144 HOSTLD_O
=${_ld_o-$HOSTLD_O}
3146 if [ -z
"$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
3147 probe_cc depcc
"$dep_cc"
3148 CCDEP
=${_DEPCMD:-$DEPCMD}
3149 CCDEP_FLAGS
=${_DEPFLAGS:=$DEPFLAGS}
3153 if $ar 2>&1 |
grep -q Microsoft
; then
3156 elif $ar 2>&1 |
grep -q
'Texas Instruments'; then
3159 elif $ar 2>&1 |
grep -q
'Usage: ar.*-X.*any'; then
3160 arflags
='-Xany -r -c'
3167 add_cflags
$extra_cflags
3168 add_asflags
$extra_cflags
3170 if test -n
"$sysroot"; then
3173 add_cppflags
--sysroot
="$sysroot"
3174 add_ldflags
--sysroot
="$sysroot"
3177 add_cppflags
-I
"$sysinclude"
3178 add_ldflags
--sysroot
="$sysroot"
3183 if test "$cpu" = host; then
3184 enabled cross_compile
&&
3185 die
"--cpu=host makes no sense when cross-compiling."
3190 $cc $1=native
-v
-c
-o
$TMPO $TMPC >$TMPE 2>&1 ||
return
3192 s/.*$1=\\([^ ]*\\).*/\\1/
3197 cpu
=$
(check_native
-march || check_native
-mcpu
)
3201 test "${cpu:-host}" = host &&
3202 die
"--cpu=host not supported with compiler $cc"
3205 # Deal with common $arch aliases
3219 "Power Macintosh"|ppc
*|powerpc
*)
3234 i
[3-6]86|i86pc|BePC|x86pc|x86_64|amd64
)
3239 is_in
$arch $ARCH_LIST || warn
"unknown architecture $arch"
3242 # Add processor-specific flags
3243 if enabled aarch64
; then
3247 cpuflags
="-march=$cpu"
3250 cpuflags
="-mcpu=$cpu"
3254 elif enabled alpha
; then
3256 cpuflags
="-mcpu=$cpu"
3258 elif enabled arm
; then
3261 check_cpp_condition stddef.h \
3262 "defined __ARM_ARCH_${1}__ || defined __TARGET_ARCH_${2:-$1}" \
3267 if check_arm_arch
4; then echo armv4
;
3268 elif check_arm_arch
4T
; then echo armv4t
;
3269 elif check_arm_arch
5; then echo armv5
;
3270 elif check_arm_arch
5E
; then echo armv5e
;
3271 elif check_arm_arch
5T
; then echo armv5t
;
3272 elif check_arm_arch
5TE
; then echo armv5te
;
3273 elif check_arm_arch
5TEJ
; then echo armv5te
;
3274 elif check_arm_arch
6; then echo armv6
;
3275 elif check_arm_arch
6J
; then echo armv6j
;
3276 elif check_arm_arch
6K
; then echo armv6k
;
3277 elif check_arm_arch
6Z
; then echo armv6z
;
3278 elif check_arm_arch
6ZK
; then echo armv6zk
;
3279 elif check_arm_arch
6T2
; then echo armv6t2
;
3280 elif check_arm_arch
7; then echo armv7
;
3281 elif check_arm_arch
7A
7_A
; then echo armv7-a
;
3282 elif check_arm_arch
7S
; then echo armv7-a
;
3283 elif check_arm_arch
7R
7_R
; then echo armv7-r
;
3284 elif check_arm_arch
7M
7_M
; then echo armv7-m
;
3285 elif check_arm_arch
7EM
7E_M
; then echo armv7-m
;
3286 elif check_arm_arch
8A
8_A
; then echo armv8-a
;
3290 [ "$cpu" = generic
] && cpu
=$
(probe_arm_arch
)
3294 cpuflags
="-march=$cpu"
3295 subarch
=$
(echo $cpu |
sed 's/[^a-z0-9]//g')
3298 cpuflags
="-mcpu=$cpu"
3300 cortex-a
*) subarch
=armv7a
;;
3301 cortex-r
*) subarch
=armv7r
;;
3302 cortex-m
*) enable thumb
; subarch
=armv7m
;;
3303 arm11
*) subarch
=armv6
;;
3304 arm
[79]*e
*|arm9
[24]6*|arm96
*|arm102
[26]) subarch
=armv5te
;;
3305 armv4
*|arm7
*|arm9
[24]*) subarch
=armv4
;;
3306 *) subarch
=$
(probe_arm_arch
) ;;
3312 armv5t
*) enable fast_clz
;;
3313 armv
[6-8]*) enable fast_clz fast_unaligned
;;
3316 elif enabled avr32
; then
3321 cpuflags
="-mpart=$cpu"
3325 cpuflags
="-march=$cpu"
3329 cpuflags
="-mcpu=$cpu"
3333 cpuflags
="-march=$cpu"
3337 elif enabled bfin
; then
3339 cpuflags
="-mcpu=$cpu"
3341 elif enabled mips
; then
3343 cpuflags
="-march=$cpu"
3345 elif enabled ppc
; then
3349 case $
(tolower
$cpu) in
3350 601|ppc601|powerpc601
)
3351 cpuflags
="-mcpu=601"
3354 603*|ppc603
*|powerpc603
*)
3355 cpuflags
="-mcpu=603"
3358 604*|ppc604
*|powerpc604
*)
3359 cpuflags
="-mcpu=604"
3362 g3|
75*|ppc75
*|powerpc75
*)
3363 cpuflags
="-mcpu=750"
3366 g4|
745*|ppc745
*|powerpc745
*)
3367 cpuflags
="-mcpu=7450"
3370 74*|ppc74
*|powerpc74
*)
3371 cpuflags
="-mcpu=7400"
3374 g5|
970|ppc970|powerpc970
)
3375 cpuflags
="-mcpu=970"
3379 cpuflags
="-mcpu=$cpu"
3383 cpuflags
="-mcpu=$cpu"
3387 cpuflags
="-mcpu=cell"
3392 cpuflags
="-mcpu=e500mc"
3396 cpuflags
="-mcpu=8548 -mhard-float -mfloat-gprs=double"
3401 cpuflags
="-mcpu=8540 -mhard-float"
3407 elif enabled sparc
; then
3410 cypress|f93
[04]|tsc701|sparcl
*|supersparc|hypersparc|niagara|v
[789])
3411 cpuflags
="-mcpu=$cpu"
3413 ultrasparc
*|niagara
[234])
3414 cpuflags
="-mcpu=$cpu"
3418 elif enabled x86
; then
3422 cpuflags
="-march=$cpu"
3426 # targets that do NOT support nopl and conditional mov (cmov)
3427 pentium-mmx|k6|k6-
[23]|winchip-c6|winchip2|c3
)
3428 cpuflags
="-march=$cpu"
3431 # targets that do support nopl and conditional mov (cmov)
3432 i686|pentiumpro|pentium
[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-
[mx
]p|athlon64
*|k8
*|opteron
*|athlon-fx|core2|corei7
*|amdfam10|barcelona|atom|bdver
*)
3433 cpuflags
="-march=$cpu"
3437 # targets that do support conditional mov but on which it's slow
3438 pentium4|pentium4m|prescott|nocona
)
3439 cpuflags
="-march=$cpu"
3447 if [ "$cpu" != generic
]; then
3448 add_cflags
$cpuflags
3449 add_asflags
$cpuflags
3452 # compiler sanity check
3454 int main(void){ return 0; }
3456 if test "$?" != 0; then
3457 echo "$cc is unable to create an executable file."
3458 if test -z
"$cross_prefix" && ! enabled cross_compile
; then
3459 echo "If $cc is a cross-compiler, use the --enable-cross-compile option."
3460 echo "Only do this if you know what cross compiling means."
3462 die
"C compiler test failed."
3465 add_cppflags
-D_ISOC99_SOURCE
3466 check_cflags
-std
=c99
3467 check_cc
-D_FILE_OFFSET_BITS
=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
3470 check_cc
-D_LARGEFILE_SOURCE
<<EOF && add_cppflags -D_LARGEFILE_SOURCE
3474 add_host_cppflags
-D_ISOC99_SOURCE
3475 check_host_cflags
-std
=c99
3476 check_host_cflags
-Wall
3477 check_host_cflags
-O3
3483 check_code cc
"" "int test[2*($expr) - 1]" &&
3484 subarch
=$arch64 || subarch
=$arch32
3492 check_64bit mips mips64
'_MIPS_SIM > 1'
3496 check_64bit parisc parisc64
'sizeof(void *) > 4'
3500 check_64bit ppc ppc64
'sizeof(void *) > 4'
3504 check_64bit s390 s390x
'sizeof(void *) > 4'
3508 check_64bit sparc sparc64
'sizeof(void *) > 4'
3512 check_64bit x86_32 x86_64
'sizeof(void *) > 4'
3513 if test "$subarch" = "x86_64"; then
3520 enabled spic
&& enable_weak pic
3526 add_cppflags
'-I\$(SRC_PATH)/compat/aix'
3527 enabled shared
&& add_ldflags
-Wl
,-brtl
3531 enable section_data_rel_ro
3532 SLIB_INSTALL_NAME
='$(SLIBNAME)'
3534 # soname not set on purpose
3538 prefix_default
="/boot/common"
3539 network_extralibs
="-lnetwork"
3543 SHFLAGS
='-shared -Wl,-h,$$(@F)'
3544 enabled x86
&& SHFLAGS
="-mimpure-text $SHFLAGS"
3545 network_extralibs
="-lsocket -lnsl"
3546 # When using suncc to build, the Solaris linker will mark
3547 # an executable with each instruction set encountered by
3548 # the Solaris assembler. As our libraries contain their own
3549 # guards for processor-specific code, instead suppress
3550 # generation of the HWCAPS ELF section on Solaris x86 only.
3551 enabled_all suncc x86
&&
3552 echo "hwcap_1 = OVERRIDE;" > mapfile
&&
3553 add_ldflags
-Wl
,-M
,mapfile
3554 nm_default
='nm -P -g'
3558 oss_indev_extralibs
="-lossaudio"
3559 oss_outdev_extralibs
="-lossaudio"
3564 SLIB_INSTALL_NAME
='$(SLIBNAME).$(LIBMAJOR).$(LIBMINOR)'
3566 oss_indev_extralibs
="-lossaudio"
3567 oss_outdev_extralibs
="-lossaudio"
3575 add_extralibs
-lpoll
-lgnugetopt
3578 enabled ppc
&& add_asflags
-force_cpusubtype_ALL
3579 SHFLAGS
='-dynamiclib -Wl,-single_module -Wl,-install_name,$(SHLIBDIR)/$(SLIBNAME_WITH_MAJOR),-current_version,$(LIBVERSION),-compatibility_version,$(LIBMAJOR)'
3580 enabled x86_32
&& append SHFLAGS
-Wl
,-read_only_relocs
,suppress
3581 add_ldflags
-Wl
,-dynamic
,-search_paths_first
3583 SLIBNAME_WITH_VERSION
='$(SLIBPREF)$(FULLNAME).$(LIBVERSION)$(SLIBSUF)'
3584 SLIBNAME_WITH_MAJOR
='$(SLIBPREF)$(FULLNAME).$(LIBMAJOR)$(SLIBSUF)'
3586 enabled x86_64
&& objformat
="macho64"
3587 enabled_any pic shared ||
3588 { check_cflags
-mdynamic-no-pic
&& add_asflags
-mdynamic-no-pic
; }
3591 if test $target_os = "mingw32ce"; then
3597 if enabled x86_64
; then
3598 LIBTARGET
="i386:x86-64"
3599 elif enabled arm
; then
3602 check_ldflags
-Wl
,--nxcompat
3603 check_ldflags
-Wl
,--dynamicbase
3604 shlibdir_default
="$bindir_default"
3607 SLIBNAME_WITH_VERSION
='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3608 SLIBNAME_WITH_MAJOR
='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3609 SLIB_EXTRA_CMD
=-'sed -e "s/ @[^ ]*//" $$(@:$(SLIBSUF)=.orig.def) > $$(@:$(SLIBSUF)=.def); $(DLLTOOL) -m $(LIBTARGET) -d $$(@:$(SLIBSUF)=.def) -l $(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib) -D $(SLIBNAME_WITH_MAJOR)'
3610 SLIB_INSTALL_NAME
='$(SLIBNAME_WITH_MAJOR)'
3612 SLIB_INSTALL_EXTRA_SHLIB
='$(SLIBNAME:$(SLIBSUF)=.lib)'
3613 SLIB_INSTALL_EXTRA_LIB
='lib$(SLIBNAME:$(SLIBSUF)=.dll.a) $(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3614 SHFLAGS
='-shared -Wl,--output-def,$$(@:$(SLIBSUF)=.orig.def) -Wl,--out-implib,$(SUBDIR)lib$(SLIBNAME:$(SLIBSUF)=.dll.a) -Wl,--enable-runtime-pseudo-reloc -Wl,--enable-auto-image-base'
3616 dlltool
="${cross_prefix}dlltool"
3622 if enabled shared
; then
3623 # Link to the import library instead of the normal static library
3626 # Cannot build both shared and static libs with MSVC or icl.
3629 shlibdir_default
="$bindir_default"
3632 SLIBNAME_WITH_VERSION
='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3633 SLIBNAME_WITH_MAJOR
='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3634 SLIB_CREATE_DEF_CMD
='$(SRC_PATH)/compat/windows/makedef $(SUBDIR)lib$(NAME).ver $(OBJS) > $$(@:$(SLIBSUF)=.def)'
3635 SLIB_INSTALL_NAME
='$(SLIBNAME_WITH_MAJOR)'
3637 SLIB_INSTALL_EXTRA_SHLIB
='$(SLIBNAME:$(SLIBSUF)=.lib)'
3638 SLIB_INSTALL_EXTRA_LIB
='$(SLIBNAME_WITH_MAJOR:$(SLIBSUF)=.def)'
3639 SHFLAGS
='-dll -def:$$(@:$(SLIBSUF)=.def) -implib:$(SUBDIR)$(SLIBNAME:$(SLIBSUF)=.lib)'
3646 shlibdir_default
="$bindir_default"
3649 SLIBNAME_WITH_VERSION
='$(SLIBPREF)$(FULLNAME)-$(LIBVERSION)$(SLIBSUF)'
3650 SLIBNAME_WITH_MAJOR
='$(SLIBPREF)$(FULLNAME)-$(LIBMAJOR)$(SLIBSUF)'
3651 SLIB_INSTALL_NAME
='$(SLIBNAME_WITH_MAJOR)'
3653 SLIB_INSTALL_EXTRA_LIB
='lib$(FULLNAME).dll.a'
3654 SHFLAGS
='-shared -Wl,--out-implib,$(SUBDIR)lib$(FULLNAME).dll.a'
3658 *-dos|freedos|opendos
)
3659 network_extralibs
="-lsocket"
3662 add_cppflags
-U__STRICT_ANSI__
3666 enable section_data_rel_ro
3670 ranlib
="echo ignoring ranlib"
3675 add_cppflags
-D_GNU_SOURCE
3676 add_ldflags
-Zomf
-Zbin-files
-Zargs-wild
-Zmap
3677 SHFLAGS
='$(SUBDIR)$(NAME).def -Zdll -Zomf'
3681 SLIBNAME_WITH_VERSION
='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
3682 SLIBNAME_WITH_MAJOR
='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
3683 SLIB_CREATE_DEF_CMD
='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
3684 echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
3685 echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
3686 echo EXPORTS >> $(SUBDIR)$(NAME).def; \
3687 emxexp $(OBJS) >> $(SUBDIR)$(NAME).def'
3688 SLIB_EXTRA_CMD
='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
3689 emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
3690 SLIB_INSTALL_EXTRA_LIB
='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
3694 add_cppflags
-D_BSD_SOURCE
3699 add_cppflags
-D_QNX_SOURCE
3700 network_extralibs
="-lsocket"
3705 add_cflags
--include
=$sysinclude/gcce
/gcce.h
-fvisibility
=default
3706 add_cppflags
-D__GCCE__
-D__SYMBIAN32__
-DSYMBIAN_OE_POSIX_SIGNALS
3707 add_ldflags
-Wl
,--target1-abs
,--no-undefined \
3708 -Wl
,-Ttext
,0x80000,-Tdata
,0x1000000 -shared \
3709 -Wl
,--entry
=_E32Startup
-Wl
,-u
,_E32Startup
3710 add_extralibs
-l
:eexe.lib
-l
:usrt2_2.lib
-l
:dfpaeabi.dso \