mirror of https://git.ffmpeg.org/ffmpeg.git
C++ Support ;)
This commit is contained in:
Mohamed Naufal
parent
2e2594ca5b
commit
006d2ab484
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@ -42,6 +42,7 @@ easier to use. The changes are:
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* -intra option was removed, it's equivalent to -g 0.
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- XMV demuxer
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- Windows Media Image decoder
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- C++ Support
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version 0.7:
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8
Makefile
8
Makefile
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@ -1,6 +1,7 @@
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include config.mak
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vpath %.c $(SRC_PATH)
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vpath %.cpp $(SRC_PATH)
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vpath %.h $(SRC_PATH)
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vpath %.S $(SRC_PATH)
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vpath %.asm $(SRC_PATH)
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@ -10,7 +11,7 @@ vpath %.texi $(SRC_PATH)
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ifndef V
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Q = @
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ECHO = printf "$(1)\t%s\n" $(2)
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BRIEF = CC AS YASM AR LD HOSTCC
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BRIEF = CC CXX AS YASM AR LD HOSTCC
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SILENT = DEPCC YASMDEP RM RANLIB
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MSG = $@
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M = @$(call ECHO,$(TAG),$@);
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@ -26,6 +27,7 @@ IFLAGS := -I. -I$(SRC_PATH)
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CPPFLAGS := $(IFLAGS) $(CPPFLAGS)
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CFLAGS += $(ECFLAGS)
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CCFLAGS = $(CFLAGS)
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CXXFLAGS := $(CFLAGS) $(CXXFLAGS)
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YASMFLAGS += $(IFLAGS) -I$(SRC_PATH)/libavutil/x86/ -Pconfig.asm
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HOSTCFLAGS += $(IFLAGS)
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LDFLAGS := $(ALLFFLIBS:%=-Llib%) $(LDFLAGS)
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@ -36,11 +38,15 @@ define COMPILE
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endef
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COMPILE_C = $(call COMPILE,CC)
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COMPILE_CXX = $(call COMPILE,CXX)
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COMPILE_S = $(call COMPILE,AS)
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%.o: %.c
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$(COMPILE_C)
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%.o: %.cpp
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$(COMPILE_CXX)
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%.o: %.S
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$(COMPILE_S)
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@ -203,12 +203,14 @@ Advanced options (experts only):
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--ar=AR use archive tool AR [$ar_default]
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--as=AS use assembler AS [$as_default]
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--cc=CC use C compiler CC [$cc_default]
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--cxx=CXX use C compiler CXX [$cxx_default]
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--ld=LD use linker LD
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--host-cc=HOSTCC use host C compiler HOSTCC
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--host-cflags=HCFLAGS use HCFLAGS when compiling for host
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--host-ldflags=HLDFLAGS use HLDFLAGS when linking for host
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--host-libs=HLIBS use libs HLIBS when linking for host
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--extra-cflags=ECFLAGS add ECFLAGS to CFLAGS [$CFLAGS]
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--extra-cxxflags=ECFLAGS add ECFLAGS to CXXFLAGS [$CXXFLAGS]
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--extra-ldflags=ELDFLAGS add ELDFLAGS to LDFLAGS [$LDFLAGS]
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--extra-libs=ELIBS add ELIBS [$ELIBS]
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--extra-version=STRING version string suffix []
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@ -578,6 +580,10 @@ add_cflags(){
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append CFLAGS $($filter_cflags "$@")
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}
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add_cxxflags(){
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append CXXFLAGS $($filter_cflags "$@")
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}
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add_asflags(){
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append ASFLAGS $($filter_asflags "$@")
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}
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@ -602,6 +608,13 @@ check_cc(){
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check_cmd $cc $CPPFLAGS $CFLAGS "$@" -c -o $TMPO $TMPC
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}
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check_cxx(){
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log check_cxx "$@"
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cat > $TMPCPP
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log_file $TMPCPP
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check_cmd $cxx $CPPFLAGS $CFLAGS $CXXFLAGS "$@" -c -o $TMPO $TMPCPP
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}
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check_cpp(){
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log check_cpp "$@"
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cat > $TMPC
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@ -637,12 +650,14 @@ check_yasm(){
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check_ld(){
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log check_ld "$@"
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type=$1
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shift 1
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flags=''
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libs=''
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for f; do
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test "${f}" = "${f#-l}" && flags="$flags $f" || libs="$libs $f"
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done
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check_cc $($filter_cflags $flags) || return
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check_$type $($filter_cflags $flags) || return
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check_cmd $ld $LDFLAGS $flags -o $TMPE $TMPO $libs $extralibs
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}
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@ -662,9 +677,17 @@ int x;
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EOF
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}
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check_cxxflags(){
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log check_cxxflags "$@"
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set -- $($filter_cflags "$@")
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check_cxx "$@" <<EOF && append CXXFLAGS "$@"
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int x;
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EOF
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}
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test_ldflags(){
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log test_ldflags "$@"
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check_ld "$@" <<EOF
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check_ld "cc" "$@" <<EOF
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int main(void){ return 0; }
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EOF
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}
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@ -690,7 +713,7 @@ check_func(){
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func=$1
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shift
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disable $func
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check_ld "$@" <<EOF && enable $func
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check_ld "cc" "$@" <<EOF && enable $func
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extern int $func();
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int main(void){ $func(); }
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EOF
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@ -701,7 +724,7 @@ check_mathfunc(){
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func=$1
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shift
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disable $func
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check_ld "$@" <<EOF && enable $func
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check_ld "cc" "$@" <<EOF && enable $func
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#include <math.h>
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float foo(float f) { return $func(f); }
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int main(void){ return 0; }
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@ -721,7 +744,26 @@ check_func_headers(){
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echo "long check_$func(void) { return (long) $func; }"
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done
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echo "int main(void) { return 0; }"
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} | check_ld "$@" && enable $funcs && enable_safe $headers
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} | check_ld "cc" "$@" && enable $funcs && enable_safe $headers
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}
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check_class_headers_cpp(){
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log check_class_headers_cpp "$@"
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headers=$1
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classes=$2
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shift 2
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{
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for hdr in $headers; do
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echo "#include <$hdr>"
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done
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echo "int main(void) { "
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i=1
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for class in $classes; do
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echo "$class obj$i;"
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i=$(expr $i + 1)
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done
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echo "return 0; }"
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} | check_ld "cxx" "$@" && enable $funcs && enable_safe $headers
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}
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check_cpp_condition(){
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@ -753,6 +795,14 @@ check_lib2(){
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check_func_headers "$headers" "$funcs" "$@" && add_extralibs "$@"
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}
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check_lib_cpp(){
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log check_lib_cpp "$@"
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headers="$1"
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classes="$2"
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shift 2
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check_class_headers_cpp "$headers" "$classes" "$@" && add_extralibs "$@"
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}
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check_pkg_config(){
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log check_pkg_config "$@"
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pkg="$1"
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@ -768,7 +818,7 @@ check_pkg_config(){
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}
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check_exec(){
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check_ld "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
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check_ld "cc" "$@" && { enabled cross_compile || $TMPE >> $logfile 2>&1; }
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}
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check_exec_crash(){
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@ -848,6 +898,14 @@ require2(){
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check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
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}
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require_cpp(){
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name="$1"
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headers="$2"
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classes="$3"
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shift 3
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check_lib_cpp "$headers" "$classes" "$@" || die "ERROR: $name not found"
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}
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require_pkg_config(){
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pkg="$1"
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check_pkg_config "$@" || die "ERROR: $pkg not found"
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@ -1173,6 +1231,7 @@ CMDLINE_SET="
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cc
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cpu
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cross_prefix
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cxx
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dep_cc
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extra_version
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host_cc
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@ -1196,6 +1255,7 @@ CMDLINE_SET="
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CMDLINE_APPEND="
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extra_cflags
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extra_cxxflags
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"
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# code dependency declarations
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@ -1610,6 +1670,7 @@ shlibdir_default="$libdir_default"
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# toolchain
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ar_default="ar"
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cc_default="gcc"
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cxx_default="g++"
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cc_version=\"unknown\"
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host_cc_default="gcc"
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ln_s="ln -sf"
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@ -1671,6 +1732,7 @@ SLIB_INSTALL_LINKS='$(SLIBNAME_WITH_MAJOR) $(SLIBNAME)'
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AS_O='-o $@'
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CC_O='-o $@'
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CXX_O='-o $@'
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host_cflags='-D_ISOC99_SOURCE -O3 -g'
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host_libs='-lm'
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@ -1823,13 +1885,14 @@ set_default arch target_os
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ar_default="${cross_prefix}${ar_default}"
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cc_default="${cross_prefix}${cc_default}"
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cxx_default="${cross_prefix}${cxx_default}"
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nm_default="${cross_prefix}${nm_default}"
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pkg_config_default="${cross_prefix}${pkg_config_default}"
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ranlib="${cross_prefix}${ranlib}"
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sysinclude_default="${sysroot}/usr/include"
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set_default cc nm pkg_config sysinclude
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set_default cc cxx nm pkg_config sysinclude
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enabled cross_compile || host_cc_default=$cc
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set_default host_cc
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@ -1871,6 +1934,7 @@ tmpfile(){
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trap 'rm -f -- $TMPFILES' EXIT
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tmpfile TMPC .c
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tmpfile TMPCPP .cpp
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tmpfile TMPE $EXESUF
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tmpfile TMPH .h
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tmpfile TMPO .o
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@ -2088,9 +2152,11 @@ test -n "$cc_type" && enable $cc_type ||
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set_default ar as dep_cc ld
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test -n "$CC_DEPFLAGS" || CCDEP=$DEPEND_CMD
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test -n "$CXX_DEPFLAGS" || CXXDEP=$DEPEND_CMD
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test -n "$AS_DEPFLAGS" || ASDEP=$DEPEND_CMD
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add_cflags $extra_cflags
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add_cxxflags $extra_cxxflags
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add_asflags $extra_cflags
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if test -n "$sysroot"; then
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@ -2325,6 +2391,7 @@ if test "$?" != 0; then
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fi
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add_cppflags -D_ISOC99_SOURCE
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add_cxxflags -D__STDC_CONSTANT_MACROS
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check_cflags -std=c99
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check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
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#include <stdlib.h>
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@ -2615,7 +2682,7 @@ elif enabled arm; then
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elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
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case "${cross_prefix:-$cc}" in
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*hardfloat*) enable vfp_args; fpabi=vfp ;;
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*) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
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*) check_ld "cc" <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
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__asm__ (".eabi_attribute 28, 1");
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int main(void) { return 0; }
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EOF
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@ -3211,6 +3278,7 @@ SRC_PATH=$source_path
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CC_IDENT=$cc_ident
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ARCH=$arch
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CC=$cc
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CXX=$cxx
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AS=$as
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LD=$ld
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DEPCC=$dep_cc
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@ -3221,9 +3289,11 @@ RANLIB=$ranlib
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LN_S=$ln_s
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CPPFLAGS=$CPPFLAGS
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CFLAGS=$CFLAGS
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CXXFLAGS=$CXXFLAGS
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ASFLAGS=$ASFLAGS
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AS_O=$CC_O
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CC_O=$CC_O
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CXX_O=$CXX_O
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DLLTOOL=$dlltool
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LDFLAGS=$LDFLAGS
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AVSERVERLDFLAGS=$AVSERVERLDFLAGS
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@ -3240,6 +3310,7 @@ EXESUF=$EXESUF
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EXTRA_VERSION=$extra_version
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DEPFLAGS=$DEPFLAGS
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CCDEP=$CCDEP
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CXXDEP=$CXXDEP
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ASDEP=$ASDEP
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CC_DEPFLAGS=$CC_DEPFLAGS
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AS_DEPFLAGS=$AS_DEPFLAGS
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