86 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
| # SPDX-License-Identifier: GPL-2.0-only
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| include ../../scripts/Makefile.include
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| include ../../scripts/Makefile.arch
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| 
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| srctree := $(abspath $(CURDIR)/../../../)
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| 
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| ifeq ($(V),1)
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|   Q =
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|   msg =
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| else
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|   Q = @
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|   msg = @printf '  %-8s %s%s\n' "$(1)" "$(notdir $(2))" "$(if $(3), $(3))";
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|   MAKEFLAGS=--no-print-directory
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| endif
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| 
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| # always use the host compiler
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| AR       = $(HOSTAR)
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| CC       = $(HOSTCC)
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| LD       = $(HOSTLD)
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| ARCH     = $(HOSTARCH)
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| RM      ?= rm
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| 
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| OUTPUT ?= $(srctree)/tools/bpf/resolve_btfids/
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| 
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| LIBBPF_SRC := $(srctree)/tools/lib/bpf/
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| SUBCMD_SRC := $(srctree)/tools/lib/subcmd/
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| 
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| BPFOBJ     := $(OUTPUT)/libbpf/libbpf.a
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| SUBCMDOBJ  := $(OUTPUT)/libsubcmd/libsubcmd.a
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| 
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| BINARY     := $(OUTPUT)/resolve_btfids
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| BINARY_IN  := $(BINARY)-in.o
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| 
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| all: $(BINARY)
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| 
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| $(OUTPUT) $(OUTPUT)/libbpf $(OUTPUT)/libsubcmd:
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| 	$(call msg,MKDIR,,$@)
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| 	$(Q)mkdir -p $(@)
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| 
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| $(SUBCMDOBJ): fixdep FORCE | $(OUTPUT)/libsubcmd
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| 	$(Q)$(MAKE) -C $(SUBCMD_SRC) OUTPUT=$(abspath $(dir $@))/ $(abspath $@)
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| 
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| $(BPFOBJ): $(wildcard $(LIBBPF_SRC)/*.[ch] $(LIBBPF_SRC)/Makefile) | $(OUTPUT)/libbpf
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| 	$(Q)$(MAKE) $(submake_extras) -C $(LIBBPF_SRC)  OUTPUT=$(abspath $(dir $@))/ $(abspath $@)
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| 
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| CFLAGS := -g \
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|           -I$(srctree)/tools/include \
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|           -I$(srctree)/tools/include/uapi \
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|           -I$(LIBBPF_SRC) \
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|           -I$(SUBCMD_SRC)
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| 
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| LIBS = -lelf -lz
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| 
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| export srctree OUTPUT CFLAGS Q
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| include $(srctree)/tools/build/Makefile.include
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| 
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| $(BINARY_IN): fixdep FORCE | $(OUTPUT)
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| 	$(Q)$(MAKE) $(build)=resolve_btfids
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| 
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| $(BINARY): $(BPFOBJ) $(SUBCMDOBJ) $(BINARY_IN)
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| 	$(call msg,LINK,$@)
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| 	$(Q)$(CC) $(BINARY_IN) $(LDFLAGS) -o $@ $(BPFOBJ) $(SUBCMDOBJ) $(LIBS)
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| 
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| clean_objects := $(wildcard $(OUTPUT)/*.o                \
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|                             $(OUTPUT)/.*.o.cmd           \
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|                             $(OUTPUT)/.*.o.d             \
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|                             $(OUTPUT)/libbpf             \
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|                             $(OUTPUT)/libsubcmd          \
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|                             $(OUTPUT)/resolve_btfids)
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| 
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| ifneq ($(clean_objects),)
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| clean: fixdep-clean
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| 	$(call msg,CLEAN,$(BINARY))
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| 	$(Q)$(RM) -rf $(clean_objects)
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| else
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| clean:
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| endif
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| 
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| tags:
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| 	$(call msg,GEN,,tags)
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| 	$(Q)ctags -R . $(LIBBPF_SRC) $(SUBCMD_SRC)
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| 
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| FORCE:
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| 
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| .PHONY: all FORCE clean tags
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