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# SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
# Most of this file is copied from tools/lib/bpf/Makefile
LIBPERF_VERSION = 0
LIBPERF_PATCHLEVEL = 0
LIBPERF_EXTRAVERSION = 1
MAKEFLAGS += --no-print-directory
ifeq ($(srctree),)
srctree := $(patsubst %/,%,$(dir $(CURDIR)))
srctree := $(patsubst %/,%,$(dir $(srctree)))
srctree := $(patsubst %/,%,$(dir $(srctree)))
#$(info Determined 'srctree' to be $(srctree))
endif
INSTALL = install
# Use DESTDIR for installing into a different root directory.
# This is useful for building a package. The program will be
# installed in this directory as if it was the root directory.
# Then the build tool can move it later.
DESTDIR ?=
DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))'
include $(srctree)/tools/scripts/Makefile.include
include $(srctree)/tools/scripts/Makefile.arch
ifeq ($(LP64), 1)
libdir_relative = lib64
else
libdir_relative = lib
endif
prefix ?=
libdir = $(prefix)/$(libdir_relative)
# Shell quotes
libdir_SQ = $(subst ','\'',$(libdir))
libdir_relative_SQ = $(subst ','\'',$(libdir_relative))
ifeq ("$(origin V)", "command line")
VERBOSE = $(V)
endif
ifndef VERBOSE
VERBOSE = 0
endif
ifeq ($(VERBOSE),1)
Q =
else
Q = @
endif
# Set compile option CFLAGS
ifdef EXTRA_CFLAGS
CFLAGS := $(EXTRA_CFLAGS)
else
CFLAGS := -g -Wall
endif
INCLUDES = \
-I$(srctree)/tools/perf/lib/include \
-I$(srctree)/tools/lib/ \
-I$(srctree)/tools/include \
-I$(srctree)/tools/arch/$(SRCARCH)/include/ \
-I$(srctree)/tools/arch/$(SRCARCH)/include/uapi \
-I$(srctree)/tools/include/uapi
# Append required CFLAGS
override CFLAGS += $(EXTRA_WARNINGS)
override CFLAGS += -Werror -Wall
override CFLAGS += -fPIC
override CFLAGS += $(INCLUDES)
override CFLAGS += -fvisibility=hidden
all:
export srctree OUTPUT CC LD CFLAGS V
export DESTDIR DESTDIR_SQ
include $(srctree)/tools/build/Makefile.include
VERSION_SCRIPT := libperf.map
PATCHLEVEL = $(LIBPERF_PATCHLEVEL)
EXTRAVERSION = $(LIBPERF_EXTRAVERSION)
VERSION = $(LIBPERF_VERSION).$(LIBPERF_PATCHLEVEL).$(LIBPERF_EXTRAVERSION)
LIBPERF_SO := $(OUTPUT)libperf.so.$(VERSION)
LIBPERF_A := $(OUTPUT)libperf.a
LIBPERF_IN := $(OUTPUT)libperf-in.o
LIBPERF_PC := $(OUTPUT)libperf.pc
LIBPERF_ALL := $(LIBPERF_A) $(OUTPUT)libperf.so*
LIB_DIR := $(srctree)/tools/lib/api/
ifneq ($(OUTPUT),)
ifneq ($(subdir),)
API_PATH=$(OUTPUT)/../lib/api/
else
API_PATH=$(OUTPUT)
endif
else
API_PATH=$(LIB_DIR)
endif
LIBAPI = $(API_PATH)libapi.a
$(LIBAPI): FORCE
$(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) $(OUTPUT)libapi.a
$(LIBAPI)-clean:
$(call QUIET_CLEAN, libapi)
$(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) clean >/dev/null
$(LIBPERF_IN): FORCE
$(Q)$(MAKE) $(build)=libperf
$(LIBPERF_A): $(LIBPERF_IN)
$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIBPERF_IN)
$(LIBPERF_SO): $(LIBPERF_IN) $(LIBAPI)
$(QUIET_LINK)$(CC) --shared -Wl,-soname,libperf.so \
-Wl,--version-script=$(VERSION_SCRIPT) $^ -o $@
@ln -sf $(@F) $(OUTPUT)libperf.so
@ln -sf $(@F) $(OUTPUT)libperf.so.$(LIBPERF_VERSION)
libs: $(LIBPERF_A) $(LIBPERF_SO) $(LIBPERF_PC)
all: fixdep
$(Q)$(MAKE) libs
clean: $(LIBAPI)-clean
$(call QUIET_CLEAN, libperf) $(RM) $(LIBPERF_A) \
*.o *~ *.a *.so *.so.$(VERSION) *.so.$(LIBPERF_VERSION) .*.d .*.cmd LIBPERF-CFLAGS $(LIBPERF_PC)
$(Q)$(MAKE) -C tests clean
tests: libs
$(Q)$(MAKE) -C tests
$(Q)$(MAKE) -C tests run
$(LIBPERF_PC):
$(QUIET_GEN)sed -e "s|@PREFIX@|$(prefix)|" \
-e "s|@LIBDIR@|$(libdir_SQ)|" \
-e "s|@VERSION@|$(VERSION)|" \
< libperf.pc.template > $@
define do_install_mkdir
if [ ! -d '$(DESTDIR_SQ)$1' ]; then \
$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$1'; \
fi
endef
define do_install
if [ ! -d '$(DESTDIR_SQ)$2' ]; then \
$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2'; \
fi; \
$(INSTALL) $1 $(if $3,-m $3,) '$(DESTDIR_SQ)$2'
endef
install_lib: libs
$(call QUIET_INSTALL, $(LIBPERF_ALL)) \
$(call do_install_mkdir,$(libdir_SQ)); \
cp -fpR $(LIBPERF_ALL) $(DESTDIR)$(libdir_SQ)
install_headers:
$(call QUIET_INSTALL, headers) \
$(call do_install,include/perf/core.h,$(prefix)/include/perf,644); \
$(call do_install,include/perf/cpumap.h,$(prefix)/include/perf,644); \
$(call do_install,include/perf/threadmap.h,$(prefix)/include/perf,644); \
$(call do_install,include/perf/evlist.h,$(prefix)/include/perf,644); \
$(call do_install,include/perf/evsel.h,$(prefix)/include/perf,644);
$(call do_install,include/perf/event.h,$(prefix)/include/perf,644);
install_pkgconfig: $(LIBPERF_PC)
$(call QUIET_INSTALL, $(LIBPERF_PC)) \
$(call do_install,$(LIBPERF_PC),$(libdir_SQ)/pkgconfig,644)
install: install_lib install_headers install_pkgconfig
FORCE:
.PHONY: all install clean tests FORCE