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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124# SPDX-License-Identifier: GPL-2.0include ../scripts/Makefile.include
prefix ?= /usr/local
LEX = flexYACC = bisonMAKE = makeINSTALL ?= install
CFLAGS += -Wall -O2CFLAGS += -D__EXPORTED_HEADERS__ -I$(srctree)/tools/include/uapi \ -I$(srctree)/tools/includeCFLAGS += $(EXTRA_CFLAGS)
# This will work when bpf is built in tools env. where srctree# isn't set and when invoked from selftests build, where srctree# is set to ".". building_out_of_srctree is undefined for in srctree# buildsifeq ($(srctree),)update_srctree := 1endififndef building_out_of_srctreeupdate_srctree := 1endififeq ($(update_srctree),1)srctree := $(patsubst %/,%,$(dir $(CURDIR)))srctree := $(patsubst %/,%,$(dir $(srctree)))endif
FEATURE_USER = .bpfFEATURE_TESTS = libbfd disassembler-four-args disassembler-init-styledFEATURE_DISPLAY = libbfd
check_feat := 1NON_CHECK_FEAT_TARGETS := clean bpftool_clean resolve_btfids_cleanifdef MAKECMDGOALSifeq ($(filter-out $(NON_CHECK_FEAT_TARGETS),$(MAKECMDGOALS)),) check_feat := 0endifendif
ifeq ($(check_feat),1)ifeq ($(FEATURES_DUMP),)include $(srctree)/tools/build/Makefile.featureelseinclude $(FEATURES_DUMP)endifendif
ifeq ($(feature-disassembler-four-args), 1)CFLAGS += -DDISASM_FOUR_ARGS_SIGNATUREendififeq ($(feature-disassembler-init-styled), 1)CFLAGS += -DDISASM_INIT_STYLEDendif
$(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
$(OUTPUT)bpf_jit_disasm: CFLAGS += -DPACKAGE='bpf_jit_disasm'$(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 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)
resolve_btfids: $(call descend,resolve_btfids)
resolve_btfids_clean: $(call descend,resolve_btfids,clean)
.PHONY: all install clean bpftool bpftool_install bpftool_clean \ resolve_btfids resolve_btfids_clean