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# tools/power/acpi/Makefile.config - ACPI tool Makefile
#
# Copyright (c) 2015, Intel Corporation
# Author: Lv Zheng <lv.zheng@intel.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.
include ../../../../scripts/Makefile.include
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
# Prefix to the directories we're installing to
DESTDIR ?=
# --- CONFIGURATION END ---
# 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
# Toolchain: what tools do we use, and what options do they need:
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-
CROSS_COMPILE ?= $(CROSS)
CC = $(CROSS_COMPILE)gcc
LD = $(CROSS_COMPILE)gcc
STRIP = $(CROSS_COMPILE)strip
HOSTCC = gcc
# 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
WARNINGS += $(call cc-supports,-Wstrict-prototypes)
WARNINGS += $(call cc-supports,-Wdeclaration-after-statement)
KERNEL_INCLUDE := ../../../include
ACPICA_INCLUDE := ../../../drivers/acpi/acpica
CFLAGS += -D_LINUX -I$(KERNEL_INCLUDE) -I$(ACPICA_INCLUDE)
CFLAGS += $(WARNINGS)
ifeq ($(strip $(V)),false)
QUIET=@
ECHO=@echo
else
QUIET=
ECHO=@\#
endif
# if DEBUG is enabled, then we do not strip or optimize
ifeq ($(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
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