tools/power/cpupower/Makefile - LeafOS-Devices/android_kernel_samsung_gta4xl - Gitiles

 # Makefile for cpupower
 #
 # Copyright (C) 2005,2006 Dominik Brodowski <linux@dominikbrodowski.net>
 #
 # Based largely on the Makefile for udev by:
 #
 # Copyright (C) 2003,2004 Greg Kroah-Hartman <greg@kroah.com>
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; version 2 of the License.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 # General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 #
 OUTPUT=./
 ifeq ("$(origin O)", "command line")
 	OUTPUT := $(O)/
 endif

 ifneq ($(OUTPUT),)
 # check that the output directory actually exists
 OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd)
 $(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist))
 endif

 # --- CONFIGURATION BEGIN ---

 # Set the following to `true' to make a unstripped, unoptimized
 # binary. Leave this set to `false' for production use.
 DEBUG ?=	true

 # make the build silent. Set this to something else to make it noisy again.
 V ?=		false

 # Internationalization support (output in different languages).
 # Requires gettext.
 NLS ?=		true

 # Set the following to 'true' to build/install the
 # cpufreq-bench benchmarking tool
 CPUFREQ_BENCH ?= true

 # Do not build libraries, but build the code in statically
 # Libraries are still built, otherwise the Makefile code would
 # be rather ugly.
 export STATIC ?= false

 # Prefix to the directories we're installing to
 DESTDIR ?=

 # --- CONFIGURATION END ---


 # Package-related definitions. Distributions can modify the version
 # and _should_ modify the PACKAGE_BUGREPORT definition

 VERSION=			$(shell ./utils/version-gen.sh)
 LIB_MAJ=			0.0.1
 LIB_MIN=			0

 PACKAGE =			cpupower
 PACKAGE_BUGREPORT =		linux-pm@vger.kernel.org
 LANGUAGES = 			de fr it cs pt


 # Directory definitions. These are default and most probably
 # do not need to be changed. Please note that DESTDIR is
 # added in front of any of them

 bindir ?=	/usr/bin
 sbindir ?=	/usr/sbin
 mandir ?=	/usr/man
 includedir ?=	/usr/include
 libdir ?=	/usr/lib
 localedir ?=	/usr/share/locale
 docdir ?=       /usr/share/doc/packages/cpupower
 confdir ?=      /etc/

 # Toolchain: what tools do we use, and what options do they need:

 CP = cp -fpR
 INSTALL = /usr/bin/install -c
 INSTALL_PROGRAM = ${INSTALL}
 INSTALL_DATA  = ${INSTALL} -m 644
 INSTALL_SCRIPT = ${INSTALL_PROGRAM}

 # If you are running a cross compiler, you may want to set this
 # to something more interesting, like "arm-linux-".  If you want
 # to compile vs uClibc, that can be done here as well.
 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
 CC = $(CROSS)gcc
 LD = $(CROSS)gcc
 AR = $(CROSS)ar
 STRIP = $(CROSS)strip
 RANLIB = $(CROSS)ranlib
 HOSTCC = gcc
 MKDIR = mkdir


 # Now we set up the build system
 #

 GMO_FILES = ${shell for HLANG in ${LANGUAGES}; do echo $(OUTPUT)po/$$HLANG.gmo; done;}

 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS

 # check if compiler option is supported
 cc-supports = ${shell if $(CC) ${1} -S -o /dev/null -x c /dev/null > /dev/null 2>&1; then echo "$(1)"; fi;}

 # use '-Os' optimization if available, else use -O2
 OPTIMIZATION := $(call cc-supports,-Os,-O2)

 WARNINGS := -Wall -Wchar-subscripts -Wpointer-arith -Wsign-compare
 WARNINGS += $(call cc-supports,-Wno-pointer-sign)
 WARNINGS += $(call cc-supports,-Wdeclaration-after-statement)
 WARNINGS += -Wshadow

 CFLAGS += -DVERSION=\"$(VERSION)\" -DPACKAGE=\"$(PACKAGE)\" \
 		-DPACKAGE_BUGREPORT=\"$(PACKAGE_BUGREPORT)\" -D_GNU_SOURCE

 UTIL_OBJS =  utils/helpers/amd.o utils/helpers/msr.o \
 	utils/helpers/sysfs.o utils/helpers/misc.o utils/helpers/cpuid.o \
 	utils/helpers/pci.o utils/helpers/bitmask.o \
 	utils/idle_monitor/nhm_idle.o utils/idle_monitor/snb_idle.o \
 	utils/idle_monitor/hsw_ext_idle.o \
 	utils/idle_monitor/amd_fam14h_idle.o utils/idle_monitor/cpuidle_sysfs.o \
 	utils/idle_monitor/mperf_monitor.o utils/idle_monitor/cpupower-monitor.o \
 	utils/cpupower.o utils/cpufreq-info.o utils/cpufreq-set.o \
 	utils/cpupower-set.o utils/cpupower-info.o utils/cpuidle-info.o \
 	utils/cpuidle-set.o

 UTIL_SRC := $(UTIL_OBJS:.o=.c)

 UTIL_OBJS := $(addprefix $(OUTPUT),$(UTIL_OBJS))

 UTIL_HEADERS = utils/helpers/helpers.h utils/idle_monitor/cpupower-monitor.h \
 	utils/helpers/bitmask.h \
 	utils/idle_monitor/idle_monitors.h utils/idle_monitor/idle_monitors.def

 LIB_HEADERS = 	lib/cpufreq.h lib/cpupower.h lib/cpuidle.h
 LIB_SRC = 	lib/cpufreq.c lib/cpupower.c lib/cpuidle.c
 LIB_OBJS = 	lib/cpufreq.o lib/cpupower.o lib/cpuidle.o
 LIB_OBJS :=	$(addprefix $(OUTPUT),$(LIB_OBJS))

 CFLAGS +=	-pipe

 ifeq ($(strip $(NLS)),true)
 	INSTALL_NLS += install-gmo
 	COMPILE_NLS += create-gmo
 	CFLAGS += -DNLS
 endif

 ifeq ($(strip $(CPUFREQ_BENCH)),true)
 	INSTALL_BENCH += install-bench
 	COMPILE_BENCH += compile-bench
 endif

 ifeq ($(strip $(STATIC)),true)
         UTIL_OBJS += $(LIB_OBJS)
         UTIL_HEADERS += $(LIB_HEADERS)
         UTIL_SRC += $(LIB_SRC)
 endif

 CFLAGS += $(WARNINGS)

 ifeq ($(strip $(V)),false)
 	QUIET=@
 	ECHO=@echo
 else
 	QUIET=
 	ECHO=@\#
 endif
 export QUIET ECHO

 # if DEBUG is enabled, then we do not strip or optimize
 ifeq ($(strip $(DEBUG)),true)
 	CFLAGS += -O1 -g -DDEBUG
 	STRIPCMD = /bin/true -Since_we_are_debugging
 else
 	CFLAGS += $(OPTIMIZATION) -fomit-frame-pointer
 	STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
 endif


 # the actual make rules

 all: libcpupower $(OUTPUT)cpupower $(COMPILE_NLS) $(COMPILE_BENCH)

 $(OUTPUT)lib/%.o: $(LIB_SRC) $(LIB_HEADERS)
 	$(ECHO) "  CC      " $@
 	$(QUIET) $(CC) $(CFLAGS) -fPIC -o $@ -c lib/$*.c

 $(OUTPUT)libcpupower.so.$(LIB_MAJ): $(LIB_OBJS)
 	$(ECHO) "  LD      " $@
 	$(QUIET) $(CC) -shared $(CFLAGS) $(LDFLAGS) -o $@ \
 		-Wl,-soname,libcpupower.so.$(LIB_MIN) $(LIB_OBJS)
 	@ln -sf $(@F) $(OUTPUT)libcpupower.so
 	@ln -sf $(@F) $(OUTPUT)libcpupower.so.$(LIB_MIN)

 libcpupower: $(OUTPUT)libcpupower.so.$(LIB_MAJ)

 # Let all .o files depend on its .c file and all headers
 # Might be worth to put this into utils/Makefile at some point of time
 $(UTIL_OBJS): $(UTIL_HEADERS)

 $(OUTPUT)%.o: %.c
 	$(ECHO) "  CC      " $@
 	$(QUIET) $(CC) $(CFLAGS) -I./lib -I ./utils -o $@ -c $*.c

 $(OUTPUT)cpupower: $(UTIL_OBJS) $(OUTPUT)libcpupower.so.$(LIB_MAJ)
 	$(ECHO) "  CC      " $@
 ifeq ($(strip $(STATIC)),true)
 	$(QUIET) $(CC) $(CFLAGS) $(LDFLAGS) $(UTIL_OBJS) -lrt -lpci -L$(OUTPUT) -o $@
 else
 	$(QUIET) $(CC) $(CFLAGS) $(LDFLAGS) $(UTIL_OBJS) -lcpupower -lrt -lpci -L$(OUTPUT) -o $@
 endif
 	$(QUIET) $(STRIPCMD) $@

 $(OUTPUT)po/$(PACKAGE).pot: $(UTIL_SRC)
 	$(ECHO) "  GETTEXT " $@
 	$(QUIET) xgettext --default-domain=$(PACKAGE) --add-comments \
 		--keyword=_ --keyword=N_ $(UTIL_SRC) -p $(@D) -o $(@F)

 $(OUTPUT)po/%.gmo: po/%.po
 	$(ECHO) "  MSGFMT  " $@
 	$(QUIET) msgfmt -o $@ po/$*.po

 create-gmo: ${GMO_FILES}

 update-po: $(OUTPUT)po/$(PACKAGE).pot
 	$(ECHO) "  MSGMRG  " $@
 	$(QUIET) @for HLANG in $(LANGUAGES); do \
 		echo -n "Updating $$HLANG "; \
 		if msgmerge po/$$HLANG.po $< -o \
 		   $(OUTPUT)po/$$HLANG.new.po; then \
 			mv -f $(OUTPUT)po/$$HLANG.new.po $(OUTPUT)po/$$HLANG.po; \
 		else \
 			echo "msgmerge for $$HLANG failed!"; \
 			rm -f $(OUTPUT)po/$$HLANG.new.po; \
 		fi; \
 	done;

 compile-bench: $(OUTPUT)libcpupower.so.$(LIB_MAJ)
 	@V=$(V) confdir=$(confdir) $(MAKE) -C bench O=$(OUTPUT)

 # we compile into subdirectories. if the target directory is not the
 # source directory, they might not exists. So we depend the various
 # files onto their directories.
 DIRECTORY_DEPS = $(LIB_OBJS) $(UTIL_OBJS) $(GMO_FILES)
 $(DIRECTORY_DEPS): | $(sort $(dir $(DIRECTORY_DEPS)))

 # In the second step, we make a rule to actually create these directories
 $(sort $(dir $(DIRECTORY_DEPS))):
 	$(ECHO) "  MKDIR      " $@
 	$(QUIET) $(MKDIR) -p $@ 2>/dev/null

 clean:
 	-find $(OUTPUT) \( -not -type d \) -and \( -name '*~' -o -name '*.[oas]' \) -type f -print \
 	 | xargs rm -f
 	-rm -f $(OUTPUT)cpupower
 	-rm -f $(OUTPUT)libcpupower.so*
 	-rm -rf $(OUTPUT)po/*.gmo
 	-rm -rf $(OUTPUT)po/*.pot
 	$(MAKE) -C bench O=$(OUTPUT) clean


 install-lib: libcpupower
 	$(INSTALL) -d $(DESTDIR)${libdir}
 	$(CP) $(OUTPUT)libcpupower.so* $(DESTDIR)${libdir}/
 	$(INSTALL) -d $(DESTDIR)${includedir}
 	$(INSTALL_DATA) lib/cpufreq.h $(DESTDIR)${includedir}/cpufreq.h
 	$(INSTALL_DATA) lib/cpuidle.h $(DESTDIR)${includedir}/cpuidle.h

 install-tools: $(OUTPUT)cpupower
 	$(INSTALL) -d $(DESTDIR)${bindir}
 	$(INSTALL_PROGRAM) $(OUTPUT)cpupower $(DESTDIR)${bindir}

 install-man:
 	$(INSTALL_DATA) -D man/cpupower.1 $(DESTDIR)${mandir}/man1/cpupower.1
 	$(INSTALL_DATA) -D man/cpupower-frequency-set.1 $(DESTDIR)${mandir}/man1/cpupower-frequency-set.1
 	$(INSTALL_DATA) -D man/cpupower-frequency-info.1 $(DESTDIR)${mandir}/man1/cpupower-frequency-info.1
 	$(INSTALL_DATA) -D man/cpupower-idle-set.1 $(DESTDIR)${mandir}/man1/cpupower-idle-set.1
 	$(INSTALL_DATA) -D man/cpupower-idle-info.1 $(DESTDIR)${mandir}/man1/cpupower-idle-info.1
 	$(INSTALL_DATA) -D man/cpupower-set.1 $(DESTDIR)${mandir}/man1/cpupower-set.1
 	$(INSTALL_DATA) -D man/cpupower-info.1 $(DESTDIR)${mandir}/man1/cpupower-info.1
 	$(INSTALL_DATA) -D man/cpupower-monitor.1 $(DESTDIR)${mandir}/man1/cpupower-monitor.1

 install-gmo: create-gmo
 	$(INSTALL) -d $(DESTDIR)${localedir}
 	for HLANG in $(LANGUAGES); do \
 		echo '$(INSTALL_DATA) -D $(OUTPUT)po/$$HLANG.gmo $(DESTDIR)${localedir}/$$HLANG/LC_MESSAGES/cpupower.mo'; \
 		$(INSTALL_DATA) -D $(OUTPUT)po/$$HLANG.gmo $(DESTDIR)${localedir}/$$HLANG/LC_MESSAGES/cpupower.mo; \
 	done;

 install-bench: compile-bench
 	@#DESTDIR must be set from outside to survive
 	@sbindir=$(sbindir) bindir=$(bindir) docdir=$(docdir) confdir=$(confdir) $(MAKE) -C bench O=$(OUTPUT) install

 ifeq ($(strip $(STATIC)),true)
 install: all install-tools install-man $(INSTALL_NLS) $(INSTALL_BENCH)
 else
 install: all install-lib install-tools install-man $(INSTALL_NLS) $(INSTALL_BENCH)
 endif

 uninstall:
 	- rm -f $(DESTDIR)${libdir}/libcpupower.*
 	- rm -f $(DESTDIR)${includedir}/cpufreq.h
 	- rm -f $(DESTDIR)${includedir}/cpuidle.h
 	- rm -f $(DESTDIR)${bindir}/utils/cpupower
 	- rm -f $(DESTDIR)${mandir}/man1/cpupower.1
 	- rm -f $(DESTDIR)${mandir}/man1/cpupower-frequency-set.1
 	- rm -f $(DESTDIR)${mandir}/man1/cpupower-frequency-info.1
 	- rm -f $(DESTDIR)${mandir}/man1/cpupower-set.1
 	- rm -f $(DESTDIR)${mandir}/man1/cpupower-info.1
 	- rm -f $(DESTDIR)${mandir}/man1/cpupower-monitor.1
 	- for HLANG in $(LANGUAGES); do \
 		rm -f $(DESTDIR)${localedir}/$$HLANG/LC_MESSAGES/cpupower.mo; \
 	  done;

 .PHONY: all utils libcpupower update-po create-gmo install-lib install-tools install-man install-gmo install uninstall clean
	# Makefile for cpupower
	#
	# Copyright (C) 2005,2006 Dominik Brodowski <linux@dominikbrodowski.net>
	#
	# Based largely on the Makefile for udev by:
	#
	# Copyright (C) 2003,2004 Greg Kroah-Hartman <greg@kroah.com>
	#
	# This program is free software; you can redistribute it and/or modify
	# it under the terms of the GNU General Public License as published by
	# the Free Software Foundation; version 2 of the License.
	#
	# This program is distributed in the hope that it will be useful,
	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	# General Public License for more details.
	#
	# You should have received a copy of the GNU General Public License
	# along with this program; if not, write to the Free Software
	# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	#
	OUTPUT=./
	ifeq ("$(origin O)", "command line")
	OUTPUT := $(O)/
	endif

	ifneq ($(OUTPUT),)
	# check that the output directory actually exists
	OUTDIR := $(shell cd $(OUTPUT) && /bin/pwd)
	$(if $(OUTDIR),, $(error output directory "$(OUTPUT)" does not exist))
	endif

	# --- CONFIGURATION BEGIN ---

	# Set the following to `true' to make a unstripped, unoptimized
	# binary. Leave this set to `false' for production use.
	DEBUG ?= true

	# make the build silent. Set this to something else to make it noisy again.
	V ?= false

	# Internationalization support (output in different languages).
	# Requires gettext.
	NLS ?= true

	# Set the following to 'true' to build/install the
	# cpufreq-bench benchmarking tool
	CPUFREQ_BENCH ?= true

	# Do not build libraries, but build the code in statically
	# Libraries are still built, otherwise the Makefile code would
	# be rather ugly.
	export STATIC ?= false

	# Prefix to the directories we're installing to
	DESTDIR ?=

	# --- CONFIGURATION END ---



	# Package-related definitions. Distributions can modify the version
	# and _should_ modify the PACKAGE_BUGREPORT definition

	VERSION= $(shell ./utils/version-gen.sh)
	LIB_MAJ= 0.0.1
	LIB_MIN= 0

	PACKAGE = cpupower
	PACKAGE_BUGREPORT = linux-pm@vger.kernel.org
	LANGUAGES = de fr it cs pt


	# Directory definitions. These are default and most probably
	# do not need to be changed. Please note that DESTDIR is
	# added in front of any of them

	bindir ?= /usr/bin
	sbindir ?= /usr/sbin
	mandir ?= /usr/man
	includedir ?= /usr/include
	libdir ?= /usr/lib
	localedir ?= /usr/share/locale
	docdir ?= /usr/share/doc/packages/cpupower
	confdir ?= /etc/

	# Toolchain: what tools do we use, and what options do they need:

	CP = cp -fpR
	INSTALL = /usr/bin/install -c
	INSTALL_PROGRAM = ${INSTALL}
	INSTALL_DATA = ${INSTALL} -m 644
	INSTALL_SCRIPT = ${INSTALL_PROGRAM}

	# If you are running a cross compiler, you may want to set this
	# to something more interesting, like "arm-linux-". If you want
	# to compile vs uClibc, that can be done here as well.
	CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
	CC = $(CROSS)gcc
	LD = $(CROSS)gcc
	AR = $(CROSS)ar
	STRIP = $(CROSS)strip
	RANLIB = $(CROSS)ranlib
	HOSTCC = gcc
	MKDIR = mkdir


	# Now we set up the build system
	#

	GMO_FILES = ${shell for HLANG in ${LANGUAGES}; do echo $(OUTPUT)po/$$HLANG.gmo; done;}

	export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS

	# check if compiler option is supported
	cc-supports = ${shell if $(CC) ${1} -S -o /dev/null -x c /dev/null > /dev/null 2>&1; then echo "$(1)"; fi;}

	# use '-Os' optimization if available, else use -O2
	OPTIMIZATION := $(call cc-supports,-Os,-O2)

	WARNINGS := -Wall -Wchar-subscripts -Wpointer-arith -Wsign-compare
	WARNINGS += $(call cc-supports,-Wno-pointer-sign)
	WARNINGS += $(call cc-supports,-Wdeclaration-after-statement)
	WARNINGS += -Wshadow

	CFLAGS += -DVERSION=\"$(VERSION)\" -DPACKAGE=\"$(PACKAGE)\" \
	-DPACKAGE_BUGREPORT=\"$(PACKAGE_BUGREPORT)\" -D_GNU_SOURCE

	UTIL_OBJS = utils/helpers/amd.o utils/helpers/msr.o \
	utils/helpers/sysfs.o utils/helpers/misc.o utils/helpers/cpuid.o \
	utils/helpers/pci.o utils/helpers/bitmask.o \
	utils/idle_monitor/nhm_idle.o utils/idle_monitor/snb_idle.o \
	utils/idle_monitor/hsw_ext_idle.o \
	utils/idle_monitor/amd_fam14h_idle.o utils/idle_monitor/cpuidle_sysfs.o \
	utils/idle_monitor/mperf_monitor.o utils/idle_monitor/cpupower-monitor.o \
	utils/cpupower.o utils/cpufreq-info.o utils/cpufreq-set.o \
	utils/cpupower-set.o utils/cpupower-info.o utils/cpuidle-info.o \
	utils/cpuidle-set.o

	UTIL_SRC := $(UTIL_OBJS:.o=.c)

	UTIL_OBJS := $(addprefix $(OUTPUT),$(UTIL_OBJS))

	UTIL_HEADERS = utils/helpers/helpers.h utils/idle_monitor/cpupower-monitor.h \
	utils/helpers/bitmask.h \
	utils/idle_monitor/idle_monitors.h utils/idle_monitor/idle_monitors.def

	LIB_HEADERS = lib/cpufreq.h lib/cpupower.h lib/cpuidle.h
	LIB_SRC = lib/cpufreq.c lib/cpupower.c lib/cpuidle.c
	LIB_OBJS = lib/cpufreq.o lib/cpupower.o lib/cpuidle.o
	LIB_OBJS := $(addprefix $(OUTPUT),$(LIB_OBJS))

	CFLAGS += -pipe

	ifeq ($(strip $(NLS)),true)
	INSTALL_NLS += install-gmo
	COMPILE_NLS += create-gmo
	CFLAGS += -DNLS
	endif

	ifeq ($(strip $(CPUFREQ_BENCH)),true)
	INSTALL_BENCH += install-bench
	COMPILE_BENCH += compile-bench
	endif

	ifeq ($(strip $(STATIC)),true)
	UTIL_OBJS += $(LIB_OBJS)
	UTIL_HEADERS += $(LIB_HEADERS)
	UTIL_SRC += $(LIB_SRC)
	endif

	CFLAGS += $(WARNINGS)

	ifeq ($(strip $(V)),false)
	QUIET=@
	ECHO=@echo
	else
	QUIET=
	ECHO=@\#
	endif
	export QUIET ECHO

	# if DEBUG is enabled, then we do not strip or optimize
	ifeq ($(strip $(DEBUG)),true)
	CFLAGS += -O1 -g -DDEBUG
	STRIPCMD = /bin/true -Since_we_are_debugging
	else
	CFLAGS += $(OPTIMIZATION) -fomit-frame-pointer
	STRIPCMD = $(STRIP) -s --remove-section=.note --remove-section=.comment
	endif


	# the actual make rules

	all: libcpupower $(OUTPUT)cpupower $(COMPILE_NLS) $(COMPILE_BENCH)

	$(OUTPUT)lib/%.o: $(LIB_SRC) $(LIB_HEADERS)
	$(ECHO) " CC " $@
	$(QUIET) $(CC) $(CFLAGS) -fPIC -o $@ -c lib/$*.c

	$(OUTPUT)libcpupower.so.$(LIB_MAJ): $(LIB_OBJS)
	$(ECHO) " LD " $@
	$(QUIET) $(CC) -shared $(CFLAGS) $(LDFLAGS) -o $@ \
	-Wl,-soname,libcpupower.so.$(LIB_MIN) $(LIB_OBJS)
	@ln -sf $(@F) $(OUTPUT)libcpupower.so
	@ln -sf $(@F) $(OUTPUT)libcpupower.so.$(LIB_MIN)

	libcpupower: $(OUTPUT)libcpupower.so.$(LIB_MAJ)

	# Let all .o files depend on its .c file and all headers
	# Might be worth to put this into utils/Makefile at some point of time
	$(UTIL_OBJS): $(UTIL_HEADERS)

	$(OUTPUT)%.o: %.c
	$(ECHO) " CC " $@
	$(QUIET) $(CC) $(CFLAGS) -I./lib -I ./utils -o $@ -c $*.c

	$(OUTPUT)cpupower: $(UTIL_OBJS) $(OUTPUT)libcpupower.so.$(LIB_MAJ)
	$(ECHO) " CC " $@
	ifeq ($(strip $(STATIC)),true)
	$(QUIET) $(CC) $(CFLAGS) $(LDFLAGS) $(UTIL_OBJS) -lrt -lpci -L$(OUTPUT) -o $@
	else
	$(QUIET) $(CC) $(CFLAGS) $(LDFLAGS) $(UTIL_OBJS) -lcpupower -lrt -lpci -L$(OUTPUT) -o $@
	endif
	$(QUIET) $(STRIPCMD) $@

	$(OUTPUT)po/$(PACKAGE).pot: $(UTIL_SRC)
	$(ECHO) " GETTEXT " $@
	$(QUIET) xgettext --default-domain=$(PACKAGE) --add-comments \
	--keyword=_ --keyword=N_ $(UTIL_SRC) -p $(@D) -o $(@F)

	$(OUTPUT)po/%.gmo: po/%.po
	$(ECHO) " MSGFMT " $@
	$(QUIET) msgfmt -o $@ po/$*.po

	create-gmo: ${GMO_FILES}

	update-po: $(OUTPUT)po/$(PACKAGE).pot
	$(ECHO) " MSGMRG " $@
	$(QUIET) @for HLANG in $(LANGUAGES); do \
	echo -n "Updating $$HLANG "; \
	if msgmerge po/$$HLANG.po $< -o \
	$(OUTPUT)po/$$HLANG.new.po; then \
	mv -f $(OUTPUT)po/$$HLANG.new.po $(OUTPUT)po/$$HLANG.po; \
	else \
	echo "msgmerge for $$HLANG failed!"; \
	rm -f $(OUTPUT)po/$$HLANG.new.po; \
	fi; \
	done;

	compile-bench: $(OUTPUT)libcpupower.so.$(LIB_MAJ)
	@V=$(V) confdir=$(confdir) $(MAKE) -C bench O=$(OUTPUT)

	# we compile into subdirectories. if the target directory is not the
	# source directory, they might not exists. So we depend the various
	# files onto their directories.
	DIRECTORY_DEPS = $(LIB_OBJS) $(UTIL_OBJS) $(GMO_FILES)
	$(DIRECTORY_DEPS): \| $(sort $(dir $(DIRECTORY_DEPS)))

	# In the second step, we make a rule to actually create these directories
	$(sort $(dir $(DIRECTORY_DEPS))):
	$(ECHO) " MKDIR " $@
	$(QUIET) $(MKDIR) -p $@ 2>/dev/null

	clean:
	-find $(OUTPUT) \( -not -type d \) -and \( -name '~' -o -name '.[oas]' \) -type f -print \
	\| xargs rm -f
	-rm -f $(OUTPUT)cpupower
	-rm -f $(OUTPUT)libcpupower.so*
	-rm -rf $(OUTPUT)po/*.gmo
	-rm -rf $(OUTPUT)po/*.pot
	$(MAKE) -C bench O=$(OUTPUT) clean


	install-lib: libcpupower
	$(INSTALL) -d $(DESTDIR)${libdir}
	$(CP) $(OUTPUT)libcpupower.so* $(DESTDIR)${libdir}/
	$(INSTALL) -d $(DESTDIR)${includedir}
	$(INSTALL_DATA) lib/cpufreq.h $(DESTDIR)${includedir}/cpufreq.h
	$(INSTALL_DATA) lib/cpuidle.h $(DESTDIR)${includedir}/cpuidle.h

	install-tools: $(OUTPUT)cpupower
	$(INSTALL) -d $(DESTDIR)${bindir}
	$(INSTALL_PROGRAM) $(OUTPUT)cpupower $(DESTDIR)${bindir}

	install-man:
	$(INSTALL_DATA) -D man/cpupower.1 $(DESTDIR)${mandir}/man1/cpupower.1
	$(INSTALL_DATA) -D man/cpupower-frequency-set.1 $(DESTDIR)${mandir}/man1/cpupower-frequency-set.1
	$(INSTALL_DATA) -D man/cpupower-frequency-info.1 $(DESTDIR)${mandir}/man1/cpupower-frequency-info.1
	$(INSTALL_DATA) -D man/cpupower-idle-set.1 $(DESTDIR)${mandir}/man1/cpupower-idle-set.1
	$(INSTALL_DATA) -D man/cpupower-idle-info.1 $(DESTDIR)${mandir}/man1/cpupower-idle-info.1
	$(INSTALL_DATA) -D man/cpupower-set.1 $(DESTDIR)${mandir}/man1/cpupower-set.1
	$(INSTALL_DATA) -D man/cpupower-info.1 $(DESTDIR)${mandir}/man1/cpupower-info.1
	$(INSTALL_DATA) -D man/cpupower-monitor.1 $(DESTDIR)${mandir}/man1/cpupower-monitor.1

	install-gmo: create-gmo
	$(INSTALL) -d $(DESTDIR)${localedir}
	for HLANG in $(LANGUAGES); do \
	echo '$(INSTALL_DATA) -D $(OUTPUT)po/$$HLANG.gmo $(DESTDIR)${localedir}/$$HLANG/LC_MESSAGES/cpupower.mo'; \
	$(INSTALL_DATA) -D $(OUTPUT)po/$$HLANG.gmo $(DESTDIR)${localedir}/$$HLANG/LC_MESSAGES/cpupower.mo; \
	done;

	install-bench: compile-bench
	@#DESTDIR must be set from outside to survive
	@sbindir=$(sbindir) bindir=$(bindir) docdir=$(docdir) confdir=$(confdir) $(MAKE) -C bench O=$(OUTPUT) install

	ifeq ($(strip $(STATIC)),true)
	install: all install-tools install-man $(INSTALL_NLS) $(INSTALL_BENCH)
	else
	install: all install-lib install-tools install-man $(INSTALL_NLS) $(INSTALL_BENCH)
	endif

	uninstall:
	- rm -f $(DESTDIR)${libdir}/libcpupower.*
	- rm -f $(DESTDIR)${includedir}/cpufreq.h
	- rm -f $(DESTDIR)${includedir}/cpuidle.h
	- rm -f $(DESTDIR)${bindir}/utils/cpupower
	- rm -f $(DESTDIR)${mandir}/man1/cpupower.1
	- rm -f $(DESTDIR)${mandir}/man1/cpupower-frequency-set.1
	- rm -f $(DESTDIR)${mandir}/man1/cpupower-frequency-info.1
	- rm -f $(DESTDIR)${mandir}/man1/cpupower-set.1
	- rm -f $(DESTDIR)${mandir}/man1/cpupower-info.1
	- rm -f $(DESTDIR)${mandir}/man1/cpupower-monitor.1
	- for HLANG in $(LANGUAGES); do \
	rm -f $(DESTDIR)${localedir}/$$HLANG/LC_MESSAGES/cpupower.mo; \
	done;

	.PHONY: all utils libcpupower update-po create-gmo install-lib install-tools install-man install-gmo install uninstall clean