142 lines
3.2 KiB
Makefile
142 lines
3.2 KiB
Makefile
# SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
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OUTPUT := .output
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CLANG ?= clang
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LLVM_STRIP ?= llvm-strip
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BPFTOOL ?= bin/bpftool
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LIBBPF_SRC := $(abspath ../src/cc/libbpf/src)
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LIBBPF_OBJ := $(abspath $(OUTPUT)/libbpf.a)
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INCLUDES := -I$(OUTPUT) -I../src/cc/libbpf/include/uapi
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CFLAGS := -g -O2 -Wall
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BPFCFLAGS := -g -O2 -Wall
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INSTALL ?= install
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prefix ?= /usr/local
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ARCH := $(shell uname -m | sed 's/x86_64/x86/' | sed 's/aarch64/arm64/' | sed 's/ppc64le/powerpc/' | sed 's/mips.*/mips/')
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ifeq ($(wildcard $(ARCH)/),)
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$(error Architecture $(ARCH) is not supported yet. Please open an issue)
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endif
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APPS = \
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bashreadline \
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bindsnoop \
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biolatency \
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biopattern \
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biosnoop \
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biostacks \
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bitesize \
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cachestat \
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cpudist \
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cpufreq \
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drsnoop \
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execsnoop \
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exitsnoop \
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filelife \
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filetop \
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fsdist \
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fsslower \
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funclatency \
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gethostlatency \
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hardirqs \
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klockstat \
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ksnoop \
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llcstat \
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mountsnoop \
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numamove \
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offcputime \
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oomkill \
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opensnoop \
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readahead \
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runqlat \
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runqlen \
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runqslower \
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softirqs \
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solisten \
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statsnoop \
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syscount \
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tcpconnect \
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tcpconnlat \
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tcprtt \
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tcpsynbl \
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vfsstat \
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#
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FSDIST_ALIASES = btrfsdist ext4dist nfsdist xfsdist
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FSSLOWER_ALIASES = btrfsslower ext4slower nfsslower xfsslower
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APP_ALIASES = $(FSDIST_ALIASES) $(FSSLOWER_ALIASES)
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COMMON_OBJ = \
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$(OUTPUT)/trace_helpers.o \
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$(OUTPUT)/syscall_helpers.o \
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$(OUTPUT)/errno_helpers.o \
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$(OUTPUT)/map_helpers.o \
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$(OUTPUT)/uprobe_helpers.o \
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#
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.PHONY: all
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all: $(APPS) $(APP_ALIASES)
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ifeq ($(V),1)
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Q =
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msg =
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else
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Q = @
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msg = @printf ' %-8s %s%s\n' "$(1)" "$(notdir $(2))" "$(if $(3), $(3))";
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MAKEFLAGS += --no-print-directory
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endif
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.PHONY: clean
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clean:
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$(call msg,CLEAN)
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$(Q)rm -rf $(OUTPUT) $(APPS) $(APP_ALIASES)
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$(OUTPUT) $(OUTPUT)/libbpf:
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$(call msg,MKDIR,$@)
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$(Q)mkdir -p $@
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$(APPS): %: $(OUTPUT)/%.o $(LIBBPF_OBJ) $(COMMON_OBJ) | $(OUTPUT)
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$(call msg,BINARY,$@)
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$(Q)$(CC) $(CFLAGS) $^ $(LDFLAGS) -lelf -lz -o $@
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$(patsubst %,$(OUTPUT)/%.o,$(APPS)): %.o: %.skel.h
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$(OUTPUT)/%.o: %.c $(wildcard %.h) $(LIBBPF_OBJ) | $(OUTPUT)
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$(call msg,CC,$@)
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$(Q)$(CC) $(CFLAGS) $(INCLUDES) -c $(filter %.c,$^) -o $@
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$(OUTPUT)/%.skel.h: $(OUTPUT)/%.bpf.o | $(OUTPUT)
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$(call msg,GEN-SKEL,$@)
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$(Q)$(BPFTOOL) gen skeleton $< > $@
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$(OUTPUT)/%.bpf.o: %.bpf.c $(LIBBPF_OBJ) $(wildcard %.h) $(ARCH)/vmlinux.h | $(OUTPUT)
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$(call msg,BPF,$@)
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$(Q)$(CLANG) $(BPFCFLAGS) -target bpf -D__TARGET_ARCH_$(ARCH) \
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-I$(ARCH)/ $(INCLUDES) -c $(filter %.c,$^) -o $@ && \
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$(LLVM_STRIP) -g $@
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# Build libbpf.a
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$(LIBBPF_OBJ): $(wildcard $(LIBBPF_SRC)/*.[ch]) | $(OUTPUT)/libbpf
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$(call msg,LIB,$@)
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$(Q)$(MAKE) -C $(LIBBPF_SRC) BUILD_STATIC_ONLY=1 \
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OBJDIR=$(dir $@)libbpf DESTDIR=$(dir $@) \
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INCLUDEDIR= LIBDIR= UAPIDIR= \
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install
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$(FSSLOWER_ALIASES): fsslower
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$(call msg,SYMLINK,$@)
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$(Q)ln -f -s $^ $@
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$(FSDIST_ALIASES): fsdist
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$(call msg,SYMLINK,$@)
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$(Q)ln -f -s $^ $@
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install: $(APPS) $(APP_ALIASES)
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$(call msg, INSTALL libbpf-tools)
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$(Q)$(INSTALL) -m 0755 -d $(DESTDIR)$(prefix)/bin
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$(Q)$(INSTALL) $(APPS) $(DESTDIR)$(prefix)/bin
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$(Q)cp -a $(APP_ALIASES) $(DESTDIR)$(prefix)/bin
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# delete failed targets
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.DELETE_ON_ERROR:
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# keep intermediate (.skel.h, .bpf.o, etc) targets
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.SECONDARY:
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