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v5.14.15
  1# SPDX-License-Identifier: GPL-2.0
  2include ../scripts/Makefile.include
  3
  4prefix ?= /usr/local
  5
  6LEX = flex
  7YACC = bison
  8MAKE = make
  9INSTALL ?= install
 10
 11CFLAGS += -Wall -O2
 12CFLAGS += -D__EXPORTED_HEADERS__ -I$(srctree)/tools/include/uapi \
 13	  -I$(srctree)/tools/include
 14
 15# This will work when bpf is built in tools env. where srctree
 16# isn't set and when invoked from selftests build, where srctree
 17# is set to ".". building_out_of_srctree is undefined for in srctree
 18# builds
 19ifeq ($(srctree),)
 20update_srctree := 1
 21endif
 22ifndef building_out_of_srctree
 23update_srctree := 1
 24endif
 25ifeq ($(update_srctree),1)
 26srctree := $(patsubst %/,%,$(dir $(CURDIR)))
 27srctree := $(patsubst %/,%,$(dir $(srctree)))
 28endif
 29
 30ifeq ($(V),1)
 31  Q =
 32else
 33  Q = @
 34endif
 35
 36FEATURE_USER = .bpf
 37FEATURE_TESTS = libbfd disassembler-four-args
 38FEATURE_DISPLAY = libbfd disassembler-four-args
 39
 40check_feat := 1
 41NON_CHECK_FEAT_TARGETS := clean bpftool_clean runqslower_clean resolve_btfids_clean
 42ifdef MAKECMDGOALS
 43ifeq ($(filter-out $(NON_CHECK_FEAT_TARGETS),$(MAKECMDGOALS)),)
 44  check_feat := 0
 45endif
 46endif
 47
 48ifeq ($(check_feat),1)
 49ifeq ($(FEATURES_DUMP),)
 50include $(srctree)/tools/build/Makefile.feature
 51else
 52include $(FEATURES_DUMP)
 53endif
 54endif
 55
 56ifeq ($(feature-disassembler-four-args), 1)
 57CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
 
 
 
 58endif
 59
 60$(OUTPUT)%.yacc.c: $(srctree)/tools/bpf/%.y
 61	$(QUIET_BISON)$(YACC) -o $@ -d $<
 62
 63$(OUTPUT)%.lex.c: $(srctree)/tools/bpf/%.l
 64	$(QUIET_FLEX)$(LEX) -o $@ $<
 65
 66$(OUTPUT)%.o: $(srctree)/tools/bpf/%.c
 67	$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
 68
 69$(OUTPUT)%.yacc.o: $(OUTPUT)%.yacc.c
 70	$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
 71$(OUTPUT)%.lex.o: $(OUTPUT)%.lex.c
 72	$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
 73
 74PROGS = $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg $(OUTPUT)bpf_asm
 75
 76all: $(PROGS) bpftool runqslower
 77
 78$(OUTPUT)bpf_jit_disasm: CFLAGS += -DPACKAGE='bpf_jit_disasm'
 79$(OUTPUT)bpf_jit_disasm: $(OUTPUT)bpf_jit_disasm.o
 80	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lopcodes -lbfd -ldl
 81
 82$(OUTPUT)bpf_dbg: $(OUTPUT)bpf_dbg.o
 83	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lreadline
 84
 85$(OUTPUT)bpf_asm: $(OUTPUT)bpf_asm.o $(OUTPUT)bpf_exp.yacc.o $(OUTPUT)bpf_exp.lex.o
 86	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^
 87
 88$(OUTPUT)bpf_exp.lex.c: $(OUTPUT)bpf_exp.yacc.c
 89$(OUTPUT)bpf_exp.yacc.o: $(OUTPUT)bpf_exp.yacc.c
 90$(OUTPUT)bpf_exp.lex.o: $(OUTPUT)bpf_exp.lex.c
 91
 92clean: bpftool_clean runqslower_clean resolve_btfids_clean
 93	$(call QUIET_CLEAN, bpf-progs)
 94	$(Q)$(RM) -r -- $(OUTPUT)*.o $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg \
 95	       $(OUTPUT)bpf_asm $(OUTPUT)bpf_exp.yacc.* $(OUTPUT)bpf_exp.lex.*
 96	$(call QUIET_CLEAN, core-gen)
 97	$(Q)$(RM) -- $(OUTPUT)FEATURE-DUMP.bpf
 98	$(Q)$(RM) -r -- $(OUTPUT)feature
 99
100install: $(PROGS) bpftool_install
101	$(call QUIET_INSTALL, bpf_jit_disasm)
102	$(Q)$(INSTALL) -m 0755 -d $(DESTDIR)$(prefix)/bin
103	$(Q)$(INSTALL) $(OUTPUT)bpf_jit_disasm $(DESTDIR)$(prefix)/bin/bpf_jit_disasm
104	$(call QUIET_INSTALL, bpf_dbg)
105	$(Q)$(INSTALL) $(OUTPUT)bpf_dbg $(DESTDIR)$(prefix)/bin/bpf_dbg
106	$(call QUIET_INSTALL, bpf_asm)
107	$(Q)$(INSTALL) $(OUTPUT)bpf_asm $(DESTDIR)$(prefix)/bin/bpf_asm
108
109bpftool:
110	$(call descend,bpftool)
111
112bpftool_install:
113	$(call descend,bpftool,install)
114
115bpftool_clean:
116	$(call descend,bpftool,clean)
117
118runqslower:
119	$(call descend,runqslower)
120
121runqslower_clean:
122	$(call descend,runqslower,clean)
123
124resolve_btfids:
125	$(call descend,resolve_btfids)
126
127resolve_btfids_clean:
128	$(call descend,resolve_btfids,clean)
129
130.PHONY: all install clean bpftool bpftool_install bpftool_clean \
131	runqslower runqslower_clean \
132	resolve_btfids resolve_btfids_clean
v6.2
  1# SPDX-License-Identifier: GPL-2.0
  2include ../scripts/Makefile.include
  3
  4prefix ?= /usr/local
  5
  6LEX = flex
  7YACC = bison
  8MAKE = make
  9INSTALL ?= install
 10
 11CFLAGS += -Wall -O2
 12CFLAGS += -D__EXPORTED_HEADERS__ -I$(srctree)/tools/include/uapi \
 13	  -I$(srctree)/tools/include
 14
 15# This will work when bpf is built in tools env. where srctree
 16# isn't set and when invoked from selftests build, where srctree
 17# is set to ".". building_out_of_srctree is undefined for in srctree
 18# builds
 19ifeq ($(srctree),)
 20update_srctree := 1
 21endif
 22ifndef building_out_of_srctree
 23update_srctree := 1
 24endif
 25ifeq ($(update_srctree),1)
 26srctree := $(patsubst %/,%,$(dir $(CURDIR)))
 27srctree := $(patsubst %/,%,$(dir $(srctree)))
 28endif
 29
 30ifeq ($(V),1)
 31  Q =
 32else
 33  Q = @
 34endif
 35
 36FEATURE_USER = .bpf
 37FEATURE_TESTS = libbfd disassembler-four-args disassembler-init-styled
 38FEATURE_DISPLAY = libbfd
 39
 40check_feat := 1
 41NON_CHECK_FEAT_TARGETS := clean bpftool_clean runqslower_clean resolve_btfids_clean
 42ifdef MAKECMDGOALS
 43ifeq ($(filter-out $(NON_CHECK_FEAT_TARGETS),$(MAKECMDGOALS)),)
 44  check_feat := 0
 45endif
 46endif
 47
 48ifeq ($(check_feat),1)
 49ifeq ($(FEATURES_DUMP),)
 50include $(srctree)/tools/build/Makefile.feature
 51else
 52include $(FEATURES_DUMP)
 53endif
 54endif
 55
 56ifeq ($(feature-disassembler-four-args), 1)
 57CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
 58endif
 59ifeq ($(feature-disassembler-init-styled), 1)
 60CFLAGS += -DDISASM_INIT_STYLED
 61endif
 62
 63$(OUTPUT)%.yacc.c: $(srctree)/tools/bpf/%.y
 64	$(QUIET_BISON)$(YACC) -o $@ -d $<
 65
 66$(OUTPUT)%.lex.c: $(srctree)/tools/bpf/%.l
 67	$(QUIET_FLEX)$(LEX) -o $@ $<
 68
 69$(OUTPUT)%.o: $(srctree)/tools/bpf/%.c
 70	$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
 71
 72$(OUTPUT)%.yacc.o: $(OUTPUT)%.yacc.c
 73	$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
 74$(OUTPUT)%.lex.o: $(OUTPUT)%.lex.c
 75	$(QUIET_CC)$(CC) $(CFLAGS) -c -o $@ $<
 76
 77PROGS = $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg $(OUTPUT)bpf_asm
 78
 79all: $(PROGS) bpftool runqslower
 80
 81$(OUTPUT)bpf_jit_disasm: CFLAGS += -DPACKAGE='bpf_jit_disasm'
 82$(OUTPUT)bpf_jit_disasm: $(OUTPUT)bpf_jit_disasm.o
 83	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lopcodes -lbfd -ldl
 84
 85$(OUTPUT)bpf_dbg: $(OUTPUT)bpf_dbg.o
 86	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ -lreadline
 87
 88$(OUTPUT)bpf_asm: $(OUTPUT)bpf_asm.o $(OUTPUT)bpf_exp.yacc.o $(OUTPUT)bpf_exp.lex.o
 89	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^
 90
 91$(OUTPUT)bpf_exp.lex.c: $(OUTPUT)bpf_exp.yacc.c
 92$(OUTPUT)bpf_exp.yacc.o: $(OUTPUT)bpf_exp.yacc.c
 93$(OUTPUT)bpf_exp.lex.o: $(OUTPUT)bpf_exp.lex.c
 94
 95clean: bpftool_clean runqslower_clean resolve_btfids_clean
 96	$(call QUIET_CLEAN, bpf-progs)
 97	$(Q)$(RM) -r -- $(OUTPUT)*.o $(OUTPUT)bpf_jit_disasm $(OUTPUT)bpf_dbg \
 98	       $(OUTPUT)bpf_asm $(OUTPUT)bpf_exp.yacc.* $(OUTPUT)bpf_exp.lex.*
 99	$(call QUIET_CLEAN, core-gen)
100	$(Q)$(RM) -- $(OUTPUT)FEATURE-DUMP.bpf
101	$(Q)$(RM) -r -- $(OUTPUT)feature
102
103install: $(PROGS) bpftool_install
104	$(call QUIET_INSTALL, bpf_jit_disasm)
105	$(Q)$(INSTALL) -m 0755 -d $(DESTDIR)$(prefix)/bin
106	$(Q)$(INSTALL) $(OUTPUT)bpf_jit_disasm $(DESTDIR)$(prefix)/bin/bpf_jit_disasm
107	$(call QUIET_INSTALL, bpf_dbg)
108	$(Q)$(INSTALL) $(OUTPUT)bpf_dbg $(DESTDIR)$(prefix)/bin/bpf_dbg
109	$(call QUIET_INSTALL, bpf_asm)
110	$(Q)$(INSTALL) $(OUTPUT)bpf_asm $(DESTDIR)$(prefix)/bin/bpf_asm
111
112bpftool:
113	$(call descend,bpftool)
114
115bpftool_install:
116	$(call descend,bpftool,install)
117
118bpftool_clean:
119	$(call descend,bpftool,clean)
120
121runqslower:
122	$(call descend,runqslower)
123
124runqslower_clean:
125	$(call descend,runqslower,clean)
126
127resolve_btfids:
128	$(call descend,resolve_btfids)
129
130resolve_btfids_clean:
131	$(call descend,resolve_btfids,clean)
132
133.PHONY: all install clean bpftool bpftool_install bpftool_clean \
134	runqslower runqslower_clean \
135	resolve_btfids resolve_btfids_clean