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common.mk
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#-------------------------------------------------------------------------------
# Copyright (c) 2012 Freescale Semiconductor, Inc.
# Copyright 2016 NXP
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# o Redistributions of source code must retain the above copyright notice, this list
# of conditions and the following disclaimer.
#
# o Redistributions in binary form must reproduce the above copyright notice, this
# list of conditions and the following disclaimer in the documentation and/or
# other materials provided with the distribution.
#
# o Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from this
# software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#-------------------------------------------------------------------------------
#Empty means infinity.
MAKETHREADS :=
#-------------------------------------------------------------------------------
# Root paths
#-------------------------------------------------------------------------------
# At this point, the path to this makefile was just appended to MAKEFILE_LIST. We make
# use of this to get the root directory of the SDK. This variable is exported to child
# instances of make.
this_makefile := $(firstword $(MAKEFILE_LIST))
#-------------------------------------------------------------------------------
# Utility
#-------------------------------------------------------------------------------
# Kludge to create a variable equal to a single space.
empty :=
space := $(empty) $(empty)
#-------------------------------------------------------------------------------
# OS
#-------------------------------------------------------------------------------
# Get the OS name. Known values are "Linux", "CYGWIN_NT-5.1", and "Darwin".
ifeq "$(and $(findstring Windows,$(OS)),1)" "1"
os_name := $(shell powershell [System.Environment]::OSVersion.Version)
ifneq "$(os_name)" ""
os_name := "MINGW"
endif
else
os_name := $(shell uname -s)
# Set to 1 if running on redhat.
is_redhat := $(shell if [ -f /etc/redhat-release ]; then echo 1 ; fi)
# Set to 1 if running on Linux.
is_linux := $(and $(findstring Linux,$(os_name)),1)
# Set to 1 if running on Darwin.
is_darwin := $(and $(findstring Darwin,$(os_name)),1)
endif
# Set to 1 if running on cygwin.
is_cygwin := $(and $(findstring CYGWIN,$(os_name)),1)
# Set to 1 if running on Windows under Mingw.
is_mingw := $(and $(findstring MINGW,$(os_name)),1)
ifeq "$(is_mingw)" ""
is_mingw := $(and $(findstring MSYS_NT,$(os_name)),1)
endif
ifeq "$(is_mingw)" "1"
os_name = MINGW64
endif
#-------------------------------------------------------------------------------
# Logging options
#-------------------------------------------------------------------------------
# Enable color output by default.
BUILD_SDK_COLOR ?= 1
# Normally, commands in recipes are prefixed with '@' so the command itself
# is not echoed by make. But if VERBOSE is defined (set to anything non-empty),
# then the '@' is removed from recipes. The 'at' variable is used to control
# this. Similarly, 'silent_make' is used to pass the -s option to child make
# invocations when not in VERBOSE mode.
#VERBOSE = 1
ifeq "$(VERBOSE)" "1"
at :=
silent_make :=
else
at := @
silent_make := -s
endif
ifeq "$(VERBOSE)" "1"
to_dev_null=$(empty)
else
to_dev_null=> /dev/null
endif
# These colors must be printed with the printf command. echo won't handle the
# escape sequences.
color_default = \033[00m
color_bold = \033[01m
color_red = \033[31m
color_green = \033[32m
color_yellow = \033[33m
color_blue = \033[34m
color_magenta = \033[35m
color_cyan = \033[36m
color_orange = \033[38;5;172m
color_light_blue = \033[38;5;039m
color_gray = \033[38;5;008m
color_purple = \033[38;5;097m
ifeq "$(BUILD_SDK_COLOR)" "1"
color_build := $(color_light_blue)
color_c := $(color_green)
color_cxx := $(color_green)
color_cpp := $(color_orange)
color_asm := $(color_magenta)
color_ar := $(color_yellow)
color_link := $(color_purple)
endif
# Used in printmessage if the color args are not present.
color_ :=
# Use in recipes to print color messages if printing to a terminal. If
# BUILD_SDK_COLOR is not set to 1, this reverts to a simple uncolorized printf.
# A newline is added to the end of the printed message.
#
# Arguments:
# 1 - name of the color variable (see above), minus the "color_" prefix
# 2 - first colorized part of the message
# 3 - first uncolorized part of the message
# 4 - color name for second colorized message
# 5 - second colorized message
# 6 - second uncolorized part of the message
# 7 - uncolorized prefix on the whole line; this is last because it is expected to be used rarely
#
# All arguments are optional.
#
# Use like:
# $(call printmessage,cyan,Building, remainder of the message...)
ifeq "$(is_mingw)" "0"
ifeq "$(BUILD_SDK_COLOR)" "1"
define printmessage
if [ -t 1 ]; then printf "$(7)$(color_$(1))$(2)$(color_default)$(3)$(color_$(4))$(5)$(color_default)$(6)\n" ; \
else printf "$(7)$(2)$(3)$(5)$(6)\n" ; fi
endef
else
define printmessage
printf "$(7)$(2)$(3)$(5)$(6)\n" ; fi
endef
endif
endif