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#
# common bits used by all libraries
#
all: # make "all" default target
ifndef SUBDIR
vpath %.c $(SRC_DIR)
vpath %.h $(SRC_DIR)
vpath %.S $(SRC_DIR)
vpath %.asm $(SRC_DIR)
vpath %.v $(SRC_DIR)
ifeq ($(SRC_DIR),$(SRC_PATH_BARE))
BUILD_ROOT_REL = .
else
BUILD_ROOT_REL = ..
endif
ifndef V
Q = @
ECHO = printf "$(1)\t%s\n" $(2)
BRIEF = CC AS YASM AR LD HOSTCC RANLIB STRIP CP
SILENT = DEPCC YASMDEP RM
MSG = $@
$(foreach VAR,$(BRIEF), \
$(eval $(VAR) = @$$(call ECHO,$(VAR),$$(MSG)); $($(VAR))))
$(foreach VAR,$(SILENT),$(eval $(VAR) = @$($(VAR))))
$(eval INSTALL = @$(call ECHO,INSTALL,$$(^:$(SRC_DIR)/%=%)); $(INSTALL))
endif
ALLFFLIBS = avcodec avdevice avfilter avformat avutil postproc swscale
CPPFLAGS := -I$(BUILD_ROOT_REL) -I$(SRC_PATH) $(CPPFLAGS)
CFLAGS += $(ECFLAGS)
%.o: %.c
$(CCDEP)
$(CC) $(CPPFLAGS) $(CFLAGS) $(CC_DEPFLAGS) -c $(CC_O) $<
%.o: %.S
$(ASDEP)
$(AS) $(CPPFLAGS) $(ASFLAGS) $(AS_DEPFLAGS) -c -o $@ $<
%.ho: %.h
$(CC) $(CPPFLAGS) $(CFLAGS) -Wno-unused -c -o $@ -x c $<
%$(EXESUF): %.c
%.ver: %.v
$(Q)sed 's/$$MAJOR/$($(basename $(@F))_VERSION_MAJOR)/' $^ > $@
SVN_ENTRIES = $(SRC_PATH_BARE)/.svn/entries
ifeq ($(wildcard $(SVN_ENTRIES)),$(SVN_ENTRIES))
$(BUILD_ROOT_REL)/version.h: $(SVN_ENTRIES)
endif
$(BUILD_ROOT_REL)/version.h: $(SRC_PATH_BARE)/version.sh config.mak
$< $(SRC_PATH) $@ $(EXTRA_VERSION)
install: install-libs install-headers
uninstall: uninstall-libs uninstall-headers
.PHONY: all depend dep *clean install* uninstall* examples testprogs
# Disable suffix rules. Most of the builtin rules are suffix rules,
# so this saves some time on slow systems.
.SUFFIXES:
# Do not delete intermediate files from chains of implicit rules
.SECONDARY:
endif
OBJS-$(HAVE_MMX) += $(MMX-OBJS-yes)
CFLAGS += $(CFLAGS-yes)
OBJS += $(OBJS-yes)
FFLIBS := $(FFLIBS-yes) $(FFLIBS)
TESTPROGS += $(TESTPROGS-yes)
FFEXTRALIBS := $(addprefix -l,$(addsuffix $(BUILDSUF),$(FFLIBS))) $(EXTRALIBS)
FFLDFLAGS := $(addprefix -L$(BUILD_ROOT)/lib,$(ALLFFLIBS)) $(LDFLAGS)
EXAMPLES := $(addprefix $(SUBDIR),$(addsuffix -example$(EXESUF),$(EXAMPLES)))
OBJS := $(addprefix $(SUBDIR),$(OBJS))
TESTPROGS := $(addprefix $(SUBDIR),$(addsuffix -test$(EXESUF),$(TESTPROGS)))
HOSTOBJS := $(addprefix $(SUBDIR),$(addsuffix .o,$(HOSTPROGS)))
HOSTPROGS := $(addprefix $(SUBDIR),$(addsuffix $(HOSTEXESUF),$(HOSTPROGS)))
DEP_LIBS := $(foreach NAME,$(FFLIBS),$(BUILD_ROOT_REL)/lib$(NAME)/$($(CONFIG_SHARED:yes=S)LIBNAME))
ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h $(SRC_DIR)/$(ARCH)/*.h))
SKIPHEADERS := $(addprefix $(SUBDIR),$(SKIPHEADERS-) $(SKIPHEADERS))
checkheaders: $(filter-out $(SKIPHEADERS:.h=.ho),$(ALLHEADERS:.h=.ho))
$(HOSTOBJS): %.o: %.c
$(HOSTCC) $(HOSTCFLAGS) -c -o $@ $<
$(HOSTPROGS): %$(HOSTEXESUF): %.o
$(HOSTCC) $(HOSTLDFLAGS) -o $@ $< $(HOSTLIBS)
DEPS := $(OBJS:.o=.d)
depend dep: $(DEPS)
CLEANSUFFIXES = *.d *.o *~ *.ho *.map *.ver
DISTCLEANSUFFIXES = *.pc
LIBSUFFIXES = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a *.exp
-include $(wildcard $(DEPS))
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