# SPDX-License-Identifier: GPL-2.0 
 | 
include ../scripts/Makefile.include 
 | 
  
 | 
prefix ?= /usr/local 
 | 
  
 | 
CC = gcc 
 | 
LEX = flex 
 | 
YACC = bison 
 | 
MAKE = make 
 | 
INSTALL ?= install 
 | 
  
 | 
CFLAGS += -Wall -O2 
 | 
CFLAGS += -D__EXPORTED_HEADERS__ -I$(srctree)/include/uapi -I$(srctree)/include 
 | 
  
 | 
ifeq ($(srctree),) 
 | 
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 
 | 
FEATURE_DISPLAY = libbfd disassembler-four-args 
 | 
  
 | 
check_feat := 1 
 | 
NON_CHECK_FEAT_TARGETS := clean bpftool_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 
 | 
  
 | 
$(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 
 | 
    $(QUIET_CC)$(COMPILE.c) -o $@ $< 
 | 
  
 | 
$(OUTPUT)%.yacc.o: $(OUTPUT)%.yacc.c 
 | 
    $(QUIET_CC)$(COMPILE.c) -o $@ $< 
 | 
$(OUTPUT)%.lex.o: $(OUTPUT)%.lex.c 
 | 
    $(QUIET_CC)$(COMPILE.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 
 | 
    $(call QUIET_CLEAN, bpf-progs) 
 | 
    $(Q)rm -rf $(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 -f $(OUTPUT)FEATURE-DUMP.bpf 
 | 
  
 | 
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) 
 | 
  
 | 
.PHONY: all install clean bpftool bpftool_install bpftool_clean 
 |