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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | # SPDX-License-Identifier: GPL-2.0 include ../scripts/Makefile.include prefix ?= /usr/local LEX = flex YACC = bison MAKE = make INSTALL ?= install CFLAGS += -Wall -O2 CFLAGS += -D__EXPORTED_HEADERS__ -I$(srctree)/tools/include/uapi \ -I$(srctree)/tools/include # This will work when bpf is built in tools env. where srctree # isn't set and when invoked from selftests build, where srctree # is set to ".". building_out_of_srctree is undefined for in srctree # builds ifeq ($(srctree),) update_srctree := 1 endif ifndef building_out_of_srctree update_srctree := 1 endif ifeq ($(update_srctree),1) srctree := $(patsubst %/,%,$(dir $(CURDIR))) srctree := $(patsubst %/,%,$(dir $(srctree))) endif ifeq ($(V),1) Q = else Q = @ endif FEATURE_USER = .bpf FEATURE_TESTS = libbfd disassembler-four-args disassembler-init-styled FEATURE_DISPLAY = libbfd check_feat := 1 NON_CHECK_FEAT_TARGETS := clean bpftool_clean runqslower_clean resolve_btfids_clean ifdef MAKECMDGOALS ifeq ($(filter-out $(NON_CHECK_FEAT_TARGETS),$(MAKECMDGOALS)),) check_feat := 0 endif endif ifeq ($(check_feat),1) ifeq ($(FEATURES_DUMP),) include $(srctree)/tools/build/Makefile.feature else include $(FEATURES_DUMP) endif endif ifeq ($(feature-disassembler-four-args), 1) CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE endif ifeq ($(feature-disassembler-init-styled), 1) CFLAGS += -DDISASM_INIT_STYLED endif $(OUTPUT)%.yacc.c: $(srctree)/tools/bpf/%.y $(QUIET_BISON)$(YACC) -o $@ -d $< $(OUTPUT)%.lex.c: $(srctree)/tools/bpf/%.l $(QUIET_FLEX)$(LEX) -o $@ $< $(OUTPUT)%.o: $(srctree)/tools/bpf/%.c $(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $< $(OUTPUT)%.yacc.o: $(OUTPUT)%.yacc.c $(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $< $(OUTPUT)%.lex.o: $(OUTPUT)%.lex.c $(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $< PROGS = $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg $(OUTPUT)bpf_asm all: $(PROGS) bpftool runqslower $(OUTPUT)bpf_jit_disasm: CFLAGS += -DPACKAGE='bpf_jit_disasm' $(OUTPUT)bpf_jit_disasm: $(OUTPUT)bpf_jit_disasm.o $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lopcodes -lbfd -ldl $(OUTPUT)bpf_dbg: $(OUTPUT)bpf_dbg.o $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lreadline $(OUTPUT)bpf_asm: $(OUTPUT)bpf_asm.o $(OUTPUT)bpf_exp.yacc.o $(OUTPUT)bpf_exp.lex.o $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ $(OUTPUT)bpf_exp.lex.c: $(OUTPUT)bpf_exp.yacc.c $(OUTPUT)bpf_exp.yacc.o: $(OUTPUT)bpf_exp.yacc.c $(OUTPUT)bpf_exp.lex.o: $(OUTPUT)bpf_exp.lex.c clean: bpftool_clean runqslower_clean resolve_btfids_clean $(call QUIET_CLEAN, bpf-progs) $(Q)$(RM) -r -- $(OUTPUT)*.o $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg \ $(OUTPUT)bpf_asm $(OUTPUT)bpf_exp.yacc.* $(OUTPUT)bpf_exp.lex.* $(call QUIET_CLEAN, core-gen) $(Q)$(RM) -- $(OUTPUT)FEATURE-DUMP.bpf $(Q)$(RM) -r -- $(OUTPUT)feature install: $(PROGS) bpftool_install $(call QUIET_INSTALL, bpf_jit_disasm) $(Q)$(INSTALL) -m 0755 -d $(DESTDIR)$(prefix)/bin $(Q)$(INSTALL) $(OUTPUT)bpf_jit_disasm $(DESTDIR)$(prefix)/bin/bpf_jit_disasm $(call QUIET_INSTALL, bpf_dbg) $(Q)$(INSTALL) $(OUTPUT)bpf_dbg $(DESTDIR)$(prefix)/bin/bpf_dbg $(call QUIET_INSTALL, bpf_asm) $(Q)$(INSTALL) $(OUTPUT)bpf_asm $(DESTDIR)$(prefix)/bin/bpf_asm bpftool: $(call descend,bpftool) bpftool_install: $(call descend,bpftool,install) bpftool_clean: $(call descend,bpftool,clean) runqslower: $(call descend,runqslower) runqslower_clean: $(call descend,runqslower,clean) resolve_btfids: $(call descend,resolve_btfids) resolve_btfids_clean: $(call descend,resolve_btfids,clean) .PHONY: all install clean bpftool bpftool_install bpftool_clean \ runqslower runqslower_clean \ resolve_btfids resolve_btfids_clean |