fi
show_help(){
-cat <<EOF
+ cat <<EOF
Usage: configure [options]
Options: [defaults in brackets after descriptions]
--ld=LD use linker LD
--host-cc=HOSTCC use host C compiler HOSTCC
--host-cflags=HCFLAGS use HCFLAGS when compiling for host
+ --host-ld=HOSTLD use host linker HOSTLD
--host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
--host-libs=HLIBS use libs HLIBS when linking for host
--host-os=OS compiler host OS [$target_os]
--disable-mmx disable MMX optimizations
--disable-mmxext disable MMXEXT optimizations
--disable-sse disable SSE optimizations
+ --disable-sse2 disable SSE2 optimizations
+ --disable-sse3 disable SSE3 optimizations
--disable-ssse3 disable SSSE3 optimizations
+ --disable-sse4 disable SSE4 optimizations
+ --disable-sse42 disable SSE4.2 optimizations
--disable-avx disable AVX optimizations
--disable-fma4 disable FMA4 optimizations
--disable-armv5te disable armv5te optimizations
--disable-mmi disable MMI optimizations
--disable-neon disable NEON optimizations
--disable-vis disable VIS optimizations
+ --disable-inline-asm disable use of inline assembler
--disable-yasm disable use of yasm assembler
Developer options (useful when working on Libav itself):
include the log this produces with your report.
EOF
else
-cat <<EOF
+ cat <<EOF
Include the log file "$logfile" produced by configure as this will help
solving the problem.
EOF
for v; do eval $m; done
}
+add_suffix(){
+ suffix=$1
+ shift
+ for v; do echo ${v}${suffix}; done
+}
+
set_all(){
value=$1
shift
check_cmd $cc $CPPFLAGS $CFLAGS "$@" $(cc_e $TMPO) $TMPC
}
+as_o(){
+ eval printf '%s\\n' $AS_O
+}
+
check_as(){
log check_as "$@"
cat > $TMPC
log_file $TMPC
- check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C -o $TMPO $TMPC
+ check_cmd $as $CPPFLAGS $ASFLAGS "$@" $AS_C $(as_o $TMPO) $TMPC
}
check_inline_asm(){
static void sighandler(int sig){
raise(SIGTERM);
}
+int foo(void){
+ $code
+}
int main(void){
signal(SIGILL, sighandler);
signal(SIGFPE, sighandler);
#ifdef SIGBUS
signal(SIGBUS, sighandler);
#endif
- { $code }
+ foo();
}
EOF
}
add_extralibs $(get_safe ${pkg}_libs)
}
+hostcc_o(){
+ eval printf '%s\\n' $HOSTCC_O
+}
+
check_host_cc(){
log check_host_cc "$@"
cat > $TMPC
log_file $TMPC
- check_cmd $host_cc $host_cflags "$@" -c -o $TMPO $TMPC
+ check_cmd $host_cc $host_cflags "$@" $HOSTCC_C $(hostcc_o $TMPO) $TMPC
}
check_host_cflags(){
x86_64
'
-ARCH_EXT_LIST='
- altivec
+ARCH_EXT_LIST_X86='
amd3dnow
amd3dnowext
+ avx
+ fma4
+ mmx
+ mmxext
+ sse
+ sse2
+ sse3
+ sse4
+ sse42
+ ssse3
+'
+
+ARCH_EXT_LIST="
+ $ARCH_EXT_LIST_X86
+ altivec
armv5te
armv6
armv6t2
armvfp
- avx
- fma4
mmi
- mmx
- mmxext
neon
ppc4xx
- sse
- ssse3
vfpv3
vis
-'
+"
HAVE_LIST_PUB='
bigendian
HAVE_LIST="
$ARCH_EXT_LIST
+ $(add_suffix _external $ARCH_EXT_LIST)
+ $(add_suffix _inline $ARCH_EXT_LIST)
$HAVE_LIST_PUB
$THREADS_LIST
aligned_malloc
dev_ic_bt8xx_h
dev_video_bktr_ioctl_bt848_h
dev_video_meteor_ioctl_meteor_h
+ direct_h
dlfcn_h
dlopen
dos_paths
mkstemp
mm_empty
mmap
+ msvcrt
nanosleep
poll_h
posix_memalign
cross_compile
debug
extra_warnings
+ inline_asm
logging
optimizations
symver
extra_version
host_cc
host_cflags
+ host_ld
host_ldflags
host_libs
host_os
vis_deps="sparc"
x86_64_suggest="cmov fast_cmov"
+
amd3dnow_deps="mmx"
amd3dnowext_deps="amd3dnow"
mmx_deps="x86"
mmxext_deps="mmx"
-sse_deps="mmx"
-ssse3_deps="sse"
-avx_deps="ssse3"
+sse_deps="mmxext"
+sse2_deps="sse"
+sse3_deps="sse2"
+ssse3_deps="sse3"
+sse4_deps="ssse3"
+sse42_deps="sse4"
+avx_deps="sse42"
fma4_deps="avx"
+mmx_external_deps="yasm"
+mmx_inline_deps="inline_asm"
+mmx_suggest="mmx_external mmx_inline"
+
+for ext in $(filter_out mmx $ARCH_EXT_LIST_X86); do
+ eval dep=\$${ext}_deps
+ eval ${ext}_external_deps='"${dep}_external"'
+ eval ${ext}_inline_deps='"${dep}_inline"'
+ eval ${ext}_suggest='"${ext}_external ${ext}_inline"'
+done
+
aligned_stack_if_any="ppc x86"
fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
symver_if_any="symver_asm_label symver_gnu_asm"
+log2_deps="!msvcrt"
+
# subsystems
dct_select="rdft"
mdct_select="fft"
dxa_decoder_select="zlib"
eac3_decoder_select="ac3_decoder"
eac3_encoder_select="ac3_encoder"
-eamad_decoder_select="aandcttables error_resilience"
+eamad_decoder_select="aandcttables error_resilience mpegvideo"
eatgq_decoder_select="aandcttables"
eatqi_decoder_select="aandcttables error_resilience mpegvideo"
ffv1_decoder_select="golomb rangecoder"
ffv1_encoder_select="rangecoder"
+ffvhuff_encoder_select="huffman"
flac_decoder_select="golomb"
flac_encoder_select="golomb lpc"
flashsv_decoder_select="zlib"
h264_vaapi_hwaccel_select="vaapi h264_decoder"
h264_vda_hwaccel_select="vda h264_decoder"
h264_vdpau_decoder_select="vdpau h264_decoder"
+huffyuv_encoder_select="huffman"
iac_decoder_select="fft mdct sinewin"
imc_decoder_select="fft mdct sinewin"
jpegls_decoder_select="golomb"
msmpeg4v2_encoder_select="h263_encoder"
msmpeg4v3_decoder_select="h263_decoder"
msmpeg4v3_encoder_select="h263_encoder"
+mss2_decoder_select="vc1_decoder"
nellymoser_decoder_select="mdct sinewin"
nellymoser_encoder_select="mdct sinewin"
png_decoder_select="zlib"
truehd_decoder_select="mlp_decoder"
tscc_decoder_select="zlib"
twinvq_decoder_select="mdct lsp sinewin"
+utvideo_encoder_select="huffman"
vc1_decoder_select="h263_decoder h264chroma h264qpel"
vc1_dxva2_hwaccel_deps="dxva2api_h"
vc1_dxva2_hwaccel_select="dxva2 vc1_decoder"
CC_E='-E -o $@'
CC_O='-o $@'
LD_O='-o $@'
+LD_LIB='-l%'
+LD_PATH='-L'
HOSTCC_C='-c'
HOSTCC_O='-o $@'
+HOSTLD_O='-o $@'
host_cflags='-D_ISOC99_SOURCE -D_XOPEN_SOURCE=600 -O3 -g'
host_libs='-lm'
die "Sanity test failed."
fi
+msvc_flags(){
+ for flag; do
+ case $flag in
+ -fomit-frame-pointer) echo -Oy ;;
+ -g) echo -Z7 ;;
+ -Wall) echo -W4 -wd4244 -wd4127 -wd4018 -wd4389 \
+ -wd4146 -wd4057 -wd4204 -wd4706 -wd4305 \
+ -wd4152 -wd4324 -we4013 -wd4100 -wd4214 \
+ -wd4996 ;;
+ -std=c99) ;;
+ -fno-math-errno) ;;
+ -fno-common) ;;
+ -fno-signed-zeros) ;;
+ -lz) echo zlib.lib ;;
+ -l*) echo ${flag#-l}.lib ;;
+ *) echo $flag ;;
+ esac
+ done
+}
+
pgi_flags(){
for flag; do
case $flag in
prescott|nocona) echo -xarch=sse3 -xchip=pentium4 ;;
*-sse3) echo -xarch=sse3 ;;
core2) echo -xarch=ssse3 -xchip=core2 ;;
- amdfam10|barcelona) echo -xarch=sse4_1 ;;
+ amdfam10|barcelona|bdver*) echo -xarch=sse4_1 ;;
athlon-4|athlon-[mx]p) echo -xarch=ssea ;;
k8|opteron|athlon64|athlon-fx)
echo -xarch=sse2a ;;
pfx=$1
_cc=$2
- unset _type _ident _cc_c _cc_e _cc_o _flags _cflags _ldflags
+ unset _type _ident _cc_c _cc_e _cc_o _flags _cflags
+ unset _ld_o _ldflags _ld_lib _ld_path
unset _depflags _DEPCMD _DEPFLAGS
_flags_filter=echo
_cflags_size="-O2 -Munroll=c:1 $opt_common"
_cflags_noopt="-O1"
_flags_filter=pgi_flags
+ elif $_cc 2>&1 | grep -q Microsoft; then
+ _type=msvc
+ _ident=$($cc 2>&1 | head -n1)
+ _DEPCMD='$(DEP$(1)) $(DEP$(1)FLAGS) $($(1)DEP_FLAGS) $< 2>&1 | awk '\''/including/ { sub(/^.*file: */, ""); gsub(/\\/, "/"); if (!match($$0, / /)) print "$@:", $$0 }'\'' > $(@:.o=.d)'
+ _DEPFLAGS='$(CPPFLAGS) $(CFLAGS) -showIncludes -Zs'
+ _cflags_speed="-O2"
+ _cflags_size="-O1"
+ # Nonstandard output options, to avoid msys path conversion issues, relies on wrapper to remap it
+ if $_cc 2>&1 | grep -q Linker; then
+ _ld_o='-out $@'
+ else
+ _ld_o='-Fe$@'
+ fi
+ _cc_o='-Fo $@'
+ _cc_e='-P -Fi $@'
+ _flags_filter=msvc_flags
+ _ld_lib='lib%.a'
+ _ld_path='-libpath:'
+ _flags='-nologo'
+ _cflags='-D_USE_MATH_DEFINES -Dinline=__inline -FIstdlib.h -Dstrtoll=_strtoi64'
+ if [ $pfx = hostcc ]; then
+ append _cflags -Dsnprintf=_snprintf
+ fi
fi
eval ${pfx}_type=\$_type
probe_cc hostcc "$host_cc"
host_cflags_filter=$_flags_filter
-host_ldflags_filter=$_flags_filter
add_host_cflags $_flags $_cflags
-add_host_ldflags $_flags $_ldflags
set_ccvars HOSTCC
test -n "$cc_type" && enable $cc_type ||
: ${as_default:=$cc}
: ${dep_cc_default:=$cc}
: ${ld_default:=$cc}
-set_default ar as dep_cc ld
+: ${host_ld_default:=$host_cc}
+set_default ar as dep_cc ld host_ld
probe_cc as "$as"
asflags_filter=$_flags_filter
ldflags_filter=$_flags_filter
add_ldflags $_flags $_ldflags
test "$cc_type" != "$ld_type" && add_ldflags $cc_ldflags
-LD_O=${_cc_o-$LD_O}
+LD_O=${_ld_o-$LD_O}
+LD_LIB=${_ld_lib-$LD_LIB}
+LD_PATH=${_ld_path-$LD_PATH}
+
+probe_cc hostld "$host_ld"
+host_ldflags_filter=$_flags_filter
+add_host_ldflags $_flags $_ldflags
+HOSTLD_O=${_ld_o-$HOSTLD_O}
if [ -z "$CC_DEPFLAGS" ] && [ "$dep_cc" != "$cc" ]; then
probe_cc depcc "$dep_cc"
disable cmov
;;
# targets that do support conditional mov (cmov)
- i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom)
+ i686|pentiumpro|pentium[23]|pentium-m|athlon|athlon-tbird|athlon-4|athlon-[mx]p|athlon64*|k8*|opteron*|athlon-fx|core2|amdfam10|barcelona|atom|bdver*)
cpuflags="-march=$cpu"
enable cmov
enable fast_cmov
oss_indev_extralibs="-lossaudio"
oss_outdev_extralibs="-lossaudio"
;;
- openbsd)
+ openbsd|bitrig)
# On OpenBSD 4.5. the compiler does not use PIC unless
# explicitly using -fPIC. Libav builds fine without PIC,
# however the generated executable will not do anything
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'
objformat="win32"
dlltool="${cross_prefix}dlltool"
+ ranlib=:
enable dos_paths
check_cflags -fno-common
- check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) \
- || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
- die "ERROR: MinGW runtime version must be >= 3.15."
add_cppflags -U__STRICT_ANSI__
;;
cygwin*)
SLIBNAME_WITH_VERSION='$(SLIBPREF)$(NAME)-$(LIBVERSION)$(SLIBSUF)'
SLIBNAME_WITH_MAJOR='$(SLIBPREF)$(shell echo $(NAME) | cut -c1-6)$(LIBMAJOR)$(SLIBSUF)'
SLIB_CREATE_DEF_CMD='echo LIBRARY $(SLIBNAME_WITH_MAJOR) INITINSTANCE TERMINSTANCE > $(SUBDIR)$(NAME).def; \
- echo PROTMODE >> $(SUBDIR)$(NAME).def; \
- echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
- echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
- echo EXPORTS >> $(SUBDIR)$(NAME).def; \
- emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
+ echo PROTMODE >> $(SUBDIR)$(NAME).def; \
+ echo CODE PRELOAD MOVEABLE DISCARDABLE >> $(SUBDIR)$(NAME).def; \
+ echo DATA PRELOAD MOVEABLE MULTIPLE NONSHARED >> $(SUBDIR)$(NAME).def; \
+ echo EXPORTS >> $(SUBDIR)$(NAME).def; \
+ emxexp -o $(OBJS) >> $(SUBDIR)$(NAME).def'
SLIB_EXTRA_CMD='emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.a $(SUBDIR)$(NAME).def; \
- emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
+ emximp -o $(SUBDIR)$(LIBPREF)$(NAME)_dll.lib $(SUBDIR)$(NAME).def;'
SLIB_INSTALL_EXTRA_LIB='$(LIBPREF)$(NAME)_dll.a $(LIBPREF)$(NAME)_dll.lib'
enable dos_paths
;;
;;
esac
+# determine libc flavour
+
+if check_cpp_condition features.h "defined __UCLIBC__"; then
+ libc_type=uclibc
+elif check_cpp_condition features.h "defined __GLIBC__"; then
+ libc_type=glibc
+elif check_header _mingw.h; then
+ libc_type=mingw
+ check_cpp_condition _mingw.h \
+ "defined (__MINGW64_VERSION_MAJOR) || (__MINGW32_MAJOR_VERSION > 3) || \
+ (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
+ die "ERROR: MinGW runtime version must be >= 3.15."
+elif check_cpp_condition newlib.h "defined _NEWLIB_VERSION"; then
+ libc_type=newlib
+elif check_func_headers stdlib.h _get_doserrno; then
+ libc_type=msvcrt
+ add_cflags -Dstrtod=avpriv_strtod
+ add_cflags -Dsnprintf=avpriv_snprintf \
+ -D_snprintf=avpriv_snprintf \
+ -Dvsnprintf=avpriv_vsnprintf
+elif check_cpp_condition stddef.h "defined __KLIBC__"; then
+ libc_type=klibc
+fi
+
+test -n "$libc_type" && enable $libc_type
+
esc(){
echo "$*" | sed 's/%/%25/g;s/:/%3a/g'
}
sym=$($nm $nm_opts $TMPO | awk '/ff_extern/{ print substr($0, match($0, /[^ \t]*ff_extern/)) }')
extern_prefix=${sym%%ff_extern*}
-check_cc <<EOF && enable inline_asm
+check_cc <<EOF && enable_weak inline_asm
void foo(void) { __asm__ volatile ("" ::); }
EOF
enabled vis &&
check_inline_asm vis '"pdist %f0, %f0, %f0"' -mcpu=ultrasparc &&
- add_cflags -mcpu=ultrasparc -mtune=ultrasparc
+ add_cflags -mcpu=ultrasparc -mtune=ultrasparc
elif enabled x86; then
- check_code ld immintrin.h "__xgetbv(0)" && enable xgetbv
+ check_code ld immintrin.h "return __xgetbv(0)" && enable xgetbv
check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid
check_code ld intrin.h "__rdtsc()" && enable rdtsc
check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags
# if the base pointer is used to access it because the
# base pointer is cleared in the inline assembly code.
check_exec_crash <<EOF && enable ebp_available
- volatile int i=0;
- __asm__ volatile (
- "xorl %%ebp, %%ebp"
- ::: "%ebp");
- return i;
+volatile int i=0;
+__asm__ volatile ("xorl %%ebp, %%ebp" ::: "%ebp");
+return i;
EOF
# check whether EBX is available on x86
check_inline_asm xmm_clobbers '"":::"%xmm0"'
# check whether binutils is new enough to compile SSSE3/MMXEXT
- enabled ssse3 && check_inline_asm ssse3 '"pabsw %xmm0, %xmm0"'
- enabled mmxext && check_inline_asm mmxext '"pmaxub %mm0, %mm1"'
+ enabled ssse3 && check_inline_asm ssse3_inline '"pabsw %xmm0, %xmm0"'
+ enabled mmxext && check_inline_asm mmxext_inline '"pmaxub %mm0, %mm1"'
if ! disabled_any asm mmx yasm; then
if check_cmd $yasmexe --version; then
check_yasm "pextrd [eax], xmm0, 1" && enable yasm ||
die "yasm not found, use --disable-yasm for a crippled build"
- check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx
- check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4
+ check_yasm "vextractf128 xmm0, ymm0, 0" || disable avx_external
+ check_yasm "vfmaddps ymm0, ymm1, ymm2, ymm3" || disable fma4_external
check_yasm "CPU amdnop" && enable cpunop
fi
check_func_headers windows.h Sleep
check_func_headers windows.h VirtualAlloc
+check_header direct.h
check_header dlfcn.h
check_header dxva.h
check_header dxva2api.h
fi
if ! disabled vdpau && enabled vdpau_vdpau_h; then
-check_cpp_condition \
- vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
- { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." &&
- disable vdpau; }
+ check_cpp_condition vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
+ { echolog "Please upgrade to libvdpau >= 0.2 if you would like vdpau support." && disable vdpau; }
fi
enabled debug && add_cflags -g"$debuglevel" && add_asflags -g"$debuglevel"
add_cflags -pds=824 -pds=837
elif enabled pathscale; then
add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
+elif enabled msvc; then
+ enabled x86_32 && disable aligned_stack
fi
enabled_any $THREADS_LIST && enable threads
+enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
+
check_deps $CONFIG_LIST \
$CONFIG_EXTRA \
$HAVE_LIST \
$ALL_COMPONENTS \
$ALL_TESTS \
-enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
-
! enabled_any memalign posix_memalign aligned_malloc &&
enabled_any $need_memalign && enable memalign_hack
CC_C=$CC_C
CC_O=$CC_O
LD_O=$LD_O
+LD_LIB=$LD_LIB
+LD_PATH=$LD_PATH
DLLTOOL=$dlltool
LDFLAGS=$LDFLAGS
LDFLAGS-avserver=$AVSERVERLDFLAGS
CC_DEPFLAGS=$CC_DEPFLAGS
AS_DEPFLAGS=$AS_DEPFLAGS
HOSTCC=$host_cc
+HOSTLD=$host_ld
HOSTCFLAGS=$host_cflags
HOSTEXESUF=$HOSTEXESUF
HOSTLDFLAGS=$host_ldflags
HOSTCC_DEPFLAGS=$HOSTCC_DEPFLAGS
HOSTCC_C=$HOSTCC_C
HOSTCC_O=$HOSTCC_O
+HOSTLD_O=$HOSTLD_O
TARGET_EXEC=$target_exec
TARGET_PATH=$target_path
LIBS-avplay=$sdl_libs
CFLAGS-avplay=$sdl_cflags
+ZLIB=$($ldflags_filter -lz)
LIB_INSTALL_EXTRA_CMD=$LIB_INSTALL_EXTRA_CMD
EXTRALIBS=$extralibs
INSTALL=install
# build pkg-config files
pkgconfig_generate(){
-name=$1
-shortname=${name#lib}${build_suffix}
-comment=$2
-version=$3
-libs=$4
-requires=$5
-enabled ${name#lib} || return 0
-mkdir -p $name
-cat <<EOF > $name/$name.pc
+ name=$1
+ shortname=${name#lib}${build_suffix}
+ comment=$2
+ version=$3
+ libs=$4
+ requires=$5
+ enabled ${name#lib} || return 0
+ mkdir -p $name
+ cat <<EOF > $name/$name.pc
prefix=$prefix
exec_prefix=\${prefix}
libdir=$libdir
Libs.private: $(enabled shared && echo $libs)
Cflags: -I\${includedir}
EOF
-cat <<EOF > $name/$name-uninstalled.pc
+ cat <<EOF > $name/$name-uninstalled.pc
prefix=
exec_prefix=
libdir=\${pcfiledir}
projects / ffmpeg / blobdiff