arm-trusted-firmware/make_helpers/build_env.mk

97 lines
4.2 KiB
Makefile

#
# Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# 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.
#
# Neither the name of ARM 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.
#
# This file contains the logic to identify and include any relevant
# build environment specific make include files.
ifndef BUILD_ENV_MK
BUILD_ENV_MK := $(lastword $(MAKEFILE_LIST))
# Block possible built-in command definitions that are not fully portable.
# This traps occurences that need replacing with our OS portable macros
COPY := $$(error "Replace COPY with call to SHELL_COPY or SHELL_COPY_TREE.")
CP := $$(error "Replace CP with call to SHELL_COPY or SHELL_COPY_TREE.")
DEL := $$(error "Replace DEL with call to SHELL_DELETE.")
MD := $$(error "Replace MD with call to MAKE_PREREQ_DIR.")
MKDIR := $$(error "Replace MKDIR with call to MAKE_PREREQ_DIR.")
RD := $$(error "Replace RD with call to SHELL_REMOVE_DIR.")
RM := $$(error "Replace RM with call to SHELL_DELETE.")
RMDIR := $$(error "Replace RMDIR with call to SHELL_REMOVE_DIR.")
ENV_FILE_TO_INCLUDE := unix.mk
ifdef OSTYPE
ifneq ($(findstring ${OSTYPE}, cygwin),)
ENV_FILE_TO_INCLUDE := cygwin.mk
else
ifneq ($(findstring ${OSTYPE}, MINGW32 mingw msys),)
ENV_FILE_TO_INCLUDE := msys.mk
endif
endif
else
ifdef MSYSTEM
# Although the MINGW MSYS shell sets OSTYPE as msys in its environment,
# it does not appear in the GNU make view of environment variables.
# We use MSYSTEM as an alternative, as that is seen by make
ifneq ($(findstring ${MSYSTEM}, MINGW32 mingw msys),)
OSTYPE ?= msys
ENV_FILE_TO_INCLUDE := msys.mk
endif
else
ifdef OS
ifneq ($(findstring ${OS}, Windows_NT),)
ENV_FILE_TO_INCLUDE := windows.mk
endif
endif
endif
endif
include ${MAKE_HELPERS_DIRECTORY}${ENV_FILE_TO_INCLUDE}
ENV_FILE_TO_INCLUDE :=
ifndef SHELL_COPY
$(error "SHELL_COPY not defined for build environment.")
endif
ifndef SHELL_COPY_TREE
$(error "SHELL_COPY_TREE not defined for build environment.")
endif
ifndef SHELL_DELETE_ALL
$(error "SHELL_DELETE_ALL not defined for build environment.")
endif
ifndef SHELL_DELETE
$(error "SHELL_DELETE not defined for build environment.")
endif
ifndef MAKE_PREREQ_DIR
$(error "MAKE_PREREQ_DIR not defined for build environment.")
endif
ifndef SHELL_REMOVE_DIR
$(error "SHELL_REMOVE_DIR not defined for build environment.")
endif
endif