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