common.mak 4.88 KB
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#
# common bits used by all libraries
#

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DEFAULT_X86ASMD=.dbg
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ifeq ($(DBG),1)
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X86ASMD=$(DEFAULT_X86ASMD)
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else
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X86ASMD=
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endif

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ifndef SUBDIR

ifndef V
Q      = @
ECHO   = printf "$(1)\t%s\n" $(2)
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BRIEF  = CC CXX OBJCC HOSTCC HOSTLD AS X86ASM AR LD STRIP CP WINDRES NVCC
SILENT = DEPCC DEPHOSTCC DEPAS DEPX86ASM RANLIB RM
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MSG    = $@
M      = @$(call ECHO,$(TAG),$@);
$(foreach VAR,$(BRIEF), \
    $(eval override $(VAR) = @$$(call ECHO,$(VAR),$$(MSG)); $($(VAR))))
$(foreach VAR,$(SILENT),$(eval override $(VAR) = @$($(VAR))))
$(eval INSTALL = @$(call ECHO,INSTALL,$$(^:$(SRC_DIR)/%=%)); $(INSTALL))
endif

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ALLFFLIBS = avcodec avdevice avfilter avformat avresample avutil postproc swscale swresample
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# NASM requires -I path terminated with /
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IFLAGS     := -I. -I$(SRC_LINK)/
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CPPFLAGS   := $(IFLAGS) $(CPPFLAGS)
CFLAGS     += $(ECFLAGS)
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CCFLAGS     = $(CPPFLAGS) $(CFLAGS)
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OBJCFLAGS  += $(EOBJCFLAGS)
OBJCCFLAGS  = $(CPPFLAGS) $(CFLAGS) $(OBJCFLAGS)
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ASFLAGS    := $(CPPFLAGS) $(ASFLAGS)
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CXXFLAGS   := $(CPPFLAGS) $(CFLAGS) $(CXXFLAGS)
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X86ASMFLAGS += $(IFLAGS:%=%/) -I$(<D)/ -Pconfig.asm
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NVCCFLAGS  += -ptx
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HOSTCCFLAGS = $(IFLAGS) $(HOSTCPPFLAGS) $(HOSTCFLAGS)
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LDFLAGS    := $(ALLFFLIBS:%=$(LD_PATH)lib%) $(LDFLAGS)
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define COMPILE
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       $(call $(1)DEP,$(1))
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       $($(1)) $($(1)FLAGS) $($(1)_DEPFLAGS) $($(1)_C) $($(1)_O) $(patsubst $(SRC_PATH)/%,$(SRC_LINK)/%,$<)
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endef

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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COMPILE_M = $(call COMPILE,OBJCC)
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COMPILE_X86ASM = $(call COMPILE,X86ASM)
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COMPILE_HOSTC = $(call COMPILE,HOSTCC)
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COMPILE_NVCC = $(call COMPILE,NVCC)
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%.o: %.c
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	$(COMPILE_C)
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%.o: %.cpp
	$(COMPILE_CXX)

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%.o: %.m
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	$(COMPILE_M)
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%.s: %.c
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	$(CC) $(CCFLAGS) -S -o $@ $<
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%.o: %.S
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	$(COMPILE_S)
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%_host.o: %.c
	$(COMPILE_HOSTC)

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%$(DEFAULT_X86ASMD).asm: %.asm
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	$(DEPX86ASM) $(X86ASMFLAGS) -M -o $@ $< > $(@:.asm=.d)
	$(X86ASM) $(X86ASMFLAGS) -e $< | sed '/^%/d;/^$$/d;' > $@
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%.o: %.asm
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	$(COMPILE_X86ASM)
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	-$(if $(ASMSTRIPFLAGS), $(STRIP) $(ASMSTRIPFLAGS) $@)

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%.o: %.rc
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	$(WINDRES) $(IFLAGS) --preprocessor "$(DEPWINDRES) -E -xc-header -DRC_INVOKED $(CC_DEPFLAGS)" -o $@ $<
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%.i: %.c
	$(CC) $(CCFLAGS) $(CC_E) $<

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%.h.c:
	$(Q)echo '#include "$*.h"' >$@
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%.ptx: %.cu
	$(COMPILE_NVCC)

%.ptx.c: %.ptx
	$(Q)sh $(SRC_PATH)/compat/cuda/ptx2c.sh $@ $(patsubst $(SRC_PATH)/%,$(SRC_LINK)/%,$<)

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%.c %.h %.pc %.ver %.version: TAG = GEN
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# Dummy rule to stop make trying to rebuild removed or renamed headers
%.h:
	@:

# 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
$(OBJS):
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endif

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include $(SRC_PATH)/ffbuild/arch.mak
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OBJS      += $(OBJS-yes)
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SLIBOBJS  += $(SLIBOBJS-yes)
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FFLIBS    := $($(NAME)_FFLIBS) $(FFLIBS-yes) $(FFLIBS)
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TESTPROGS += $(TESTPROGS-yes)
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LDLIBS       = $(FFLIBS:%=%$(BUILDSUF))
FFEXTRALIBS := $(LDLIBS:%=$(LD_LIB)) $(EXTRALIBS)
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OBJS      := $(sort $(OBJS:%=$(SUBDIR)%))
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SLIBOBJS  := $(sort $(SLIBOBJS:%=$(SUBDIR)%))
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TESTOBJS  := $(TESTOBJS:%=$(SUBDIR)tests/%) $(TESTPROGS:%=$(SUBDIR)tests/%.o)
TESTPROGS := $(TESTPROGS:%=$(SUBDIR)tests/%$(EXESUF))
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HOSTOBJS  := $(HOSTPROGS:%=$(SUBDIR)%.o)
HOSTPROGS := $(HOSTPROGS:%=$(SUBDIR)%$(HOSTEXESUF))
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TOOLS     += $(TOOLS-yes)
TOOLOBJS  := $(TOOLS:%=tools/%.o)
TOOLS     := $(TOOLS:%=tools/%$(EXESUF))
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HEADERS   += $(HEADERS-yes)
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PATH_LIBNAME = $(foreach NAME,$(1),lib$(NAME)/$($(2)LIBNAME))
DEP_LIBS := $(foreach lib,$(FFLIBS),$(call PATH_LIBNAME,$(lib),$(CONFIG_SHARED:yes=S)))
STATIC_DEP_LIBS := $(foreach lib,$(FFLIBS),$(call PATH_LIBNAME,$(lib)))
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SRC_DIR    := $(SRC_PATH)/lib$(NAME)
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ALLHEADERS := $(subst $(SRC_DIR)/,$(SUBDIR),$(wildcard $(SRC_DIR)/*.h $(SRC_DIR)/$(ARCH)/*.h))
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SKIPHEADERS += $(ARCH_HEADERS:%=$(ARCH)/%) $(SKIPHEADERS-)
SKIPHEADERS := $(SKIPHEADERS:%=$(SUBDIR)%)
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HOBJS        = $(filter-out $(SKIPHEADERS:.h=.h.o),$(ALLHEADERS:.h=.h.o))
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PTXOBJS      = $(filter %.ptx.o,$(OBJS))
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$(HOBJS):     CCFLAGS += $(CFLAGS_HEADERS)
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checkheaders: $(HOBJS)
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.SECONDARY:   $(HOBJS:.o=.c) $(PTXOBJS:.o=.c) $(PTXOBJS:.o=)
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alltools: $(TOOLS)

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$(HOSTOBJS): %.o: %.c
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	$(COMPILE_HOSTC)
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$(HOSTPROGS): %$(HOSTEXESUF): %.o
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	$(HOSTLD) $(HOSTLDFLAGS) $(HOSTLD_O) $^ $(HOSTEXTRALIBS)
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$(OBJS):     | $(sort $(dir $(OBJS)))
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$(HOBJS):    | $(sort $(dir $(HOBJS)))
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$(HOSTOBJS): | $(sort $(dir $(HOSTOBJS)))
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$(SLIBOBJS): | $(sort $(dir $(SLIBOBJS)))
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$(TESTOBJS): | $(sort $(dir $(TESTOBJS)))
$(TOOLOBJS): | tools
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OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOBJS) $(HOSTOBJS) $(SLIBOBJS) $(TESTOBJS))
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CLEANSUFFIXES     = *.d *.o *~ *.h.c *.gcda *.gcno *.map *.ver *.version *.ho *$(DEFAULT_X86ASMD).asm *.ptx *.ptx.c
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DISTCLEANSUFFIXES = *.pc
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LIBSUFFIXES       = *.a *.lib *.so *.so.* *.dylib *.dll *.def *.dll.a
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define RULES
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clean::
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	$(RM) $(HOSTPROGS) $(TESTPROGS) $(TOOLS)
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endef

$(eval $(RULES))
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-include $(wildcard $(OBJS:.o=.d) $(HOSTOBJS:.o=.d) $(TESTOBJS:.o=.d) $(HOBJS:.o=.d) $(SLIBOBJS:.o=.d)) $(OBJS:.o=$(DEFAULT_X86ASMD).d)