133 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			Makefile
		
	
	
	
			
		
		
	
	
			133 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			Makefile
		
	
	
	
| # SPDX-License-Identifier: GPL-2.0
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| include ../scripts/Makefile.include
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| 
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| prefix ?= /usr/local
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| 
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| LEX = flex
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| YACC = bison
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| MAKE = make
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| INSTALL ?= install
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| 
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| CFLAGS += -Wall -O2
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| CFLAGS += -D__EXPORTED_HEADERS__ -I$(srctree)/tools/include/uapi \
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| 	  -I$(srctree)/tools/include
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| 
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| # This will work when bpf is built in tools env. where srctree
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| # isn't set and when invoked from selftests build, where srctree
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| # is set to ".". building_out_of_srctree is undefined for in srctree
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| # builds
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| ifeq ($(srctree),)
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| update_srctree := 1
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| endif
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| ifndef building_out_of_srctree
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| update_srctree := 1
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| endif
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| ifeq ($(update_srctree),1)
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| srctree := $(patsubst %/,%,$(dir $(CURDIR)))
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| srctree := $(patsubst %/,%,$(dir $(srctree)))
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| endif
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| 
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| ifeq ($(V),1)
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|   Q =
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| else
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|   Q = @
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| endif
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| 
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| FEATURE_USER = .bpf
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| FEATURE_TESTS = libbfd disassembler-four-args
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| FEATURE_DISPLAY = libbfd disassembler-four-args
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| 
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| check_feat := 1
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| NON_CHECK_FEAT_TARGETS := clean bpftool_clean runqslower_clean resolve_btfids_clean
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| ifdef MAKECMDGOALS
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| ifeq ($(filter-out $(NON_CHECK_FEAT_TARGETS),$(MAKECMDGOALS)),)
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|   check_feat := 0
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| endif
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| endif
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| 
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| ifeq ($(check_feat),1)
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| ifeq ($(FEATURES_DUMP),)
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| include $(srctree)/tools/build/Makefile.feature
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| else
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| include $(FEATURES_DUMP)
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| endif
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| endif
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| 
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| ifeq ($(feature-disassembler-four-args), 1)
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| CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
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| endif
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| 
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| $(OUTPUT)%.yacc.c: $(srctree)/tools/bpf/%.y
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| 	$(QUIET_BISON)$(YACC) -o $@ -d $<
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| 
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| $(OUTPUT)%.lex.c: $(srctree)/tools/bpf/%.l
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| 	$(QUIET_FLEX)$(LEX) -o $@ $<
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| 
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| $(OUTPUT)%.o: $(srctree)/tools/bpf/%.c
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| 	$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
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| 
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| $(OUTPUT)%.yacc.o: $(OUTPUT)%.yacc.c
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| 	$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
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| $(OUTPUT)%.lex.o: $(OUTPUT)%.lex.c
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| 	$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
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| 
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| PROGS = $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg $(OUTPUT)bpf_asm
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| 
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| all: $(PROGS) bpftool runqslower
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| 
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| $(OUTPUT)bpf_jit_disasm: CFLAGS += -DPACKAGE='bpf_jit_disasm'
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| $(OUTPUT)bpf_jit_disasm: $(OUTPUT)bpf_jit_disasm.o
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| 	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lopcodes -lbfd -ldl
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| 
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| $(OUTPUT)bpf_dbg: $(OUTPUT)bpf_dbg.o
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| 	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lreadline
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| 
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| $(OUTPUT)bpf_asm: $(OUTPUT)bpf_asm.o $(OUTPUT)bpf_exp.yacc.o $(OUTPUT)bpf_exp.lex.o
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| 	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^
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| 
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| $(OUTPUT)bpf_exp.lex.c: $(OUTPUT)bpf_exp.yacc.c
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| $(OUTPUT)bpf_exp.yacc.o: $(OUTPUT)bpf_exp.yacc.c
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| $(OUTPUT)bpf_exp.lex.o: $(OUTPUT)bpf_exp.lex.c
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| 
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| clean: bpftool_clean runqslower_clean resolve_btfids_clean
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| 	$(call QUIET_CLEAN, bpf-progs)
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| 	$(Q)$(RM) -r -- $(OUTPUT)*.o $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg \
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| 	       $(OUTPUT)bpf_asm $(OUTPUT)bpf_exp.yacc.* $(OUTPUT)bpf_exp.lex.*
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| 	$(call QUIET_CLEAN, core-gen)
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| 	$(Q)$(RM) -- $(OUTPUT)FEATURE-DUMP.bpf
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| 	$(Q)$(RM) -r -- $(OUTPUT)feature
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| 
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| install: $(PROGS) bpftool_install
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| 	$(call QUIET_INSTALL, bpf_jit_disasm)
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| 	$(Q)$(INSTALL) -m 0755 -d $(DESTDIR)$(prefix)/bin
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| 	$(Q)$(INSTALL) $(OUTPUT)bpf_jit_disasm $(DESTDIR)$(prefix)/bin/bpf_jit_disasm
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| 	$(call QUIET_INSTALL, bpf_dbg)
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| 	$(Q)$(INSTALL) $(OUTPUT)bpf_dbg $(DESTDIR)$(prefix)/bin/bpf_dbg
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| 	$(call QUIET_INSTALL, bpf_asm)
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| 	$(Q)$(INSTALL) $(OUTPUT)bpf_asm $(DESTDIR)$(prefix)/bin/bpf_asm
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| 
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| bpftool:
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| 	$(call descend,bpftool)
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| 
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| bpftool_install:
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| 	$(call descend,bpftool,install)
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| 
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| bpftool_clean:
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| 	$(call descend,bpftool,clean)
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| 
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| runqslower:
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| 	$(call descend,runqslower)
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| 
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| runqslower_clean:
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| 	$(call descend,runqslower,clean)
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| 
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| resolve_btfids:
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| 	$(call descend,resolve_btfids)
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| 
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| resolve_btfids_clean:
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| 	$(call descend,resolve_btfids,clean)
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| 
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| .PHONY: all install clean bpftool bpftool_install bpftool_clean \
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| 	runqslower runqslower_clean \
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| 	resolve_btfids resolve_btfids_clean
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