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#
# Copyright (C) 2012 PX4 Development Team. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. 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.
# 3. Neither the name PX4 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 OWNER 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.
#
#
# Rules and definitions related to handling the NuttX export archives when
# building firmware.
#
#
# Check that the NuttX archive for the selected board is available.
#
NUTTX_ARCHIVE := $(wildcard $(ARCHIVE_DIR)$(BOARD).export)
ifeq ($(NUTTX_ARCHIVE),)
$(error The NuttX export archive for $(BOARD) is missing from $(ARCHIVE_DIR) - try 'make archives' in $(PX4_BASE))
endif
#
# The NuttX config header should always be present in the NuttX archive, and
# if it changes, everything should be rebuilt. So, use it as the trigger to
# unpack the NuttX archive.
#
NUTTX_EXPORT_DIR = $(WORK_DIR)nuttx-export/
NUTTX_CONFIG_HEADER = $(NUTTX_EXPORT_DIR)include/nuttx/config.h
$(info % NUTTX_EXPORT_DIR = $(NUTTX_EXPORT_DIR))
$(info % NUTTX_CONFIG_HEADER = $(NUTTX_CONFIG_HEADER))
GLOBAL_DEPS += $(NUTTX_CONFIG_HEADER)
#
# Use the linker script from the NuttX export
#
LDSCRIPT += $(NUTTX_EXPORT_DIR)build/ld.script
#
# Add directories from the NuttX export to the relevant search paths
#
INCLUDE_DIRS += $(NUTTX_EXPORT_DIR)include \
$(NUTTX_EXPORT_DIR)include/cxx \
$(NUTTX_EXPORT_DIR)arch/chip \
$(NUTTX_EXPORT_DIR)arch/common
LIB_DIRS += $(NUTTX_EXPORT_DIR)libs
LIBS += -lapps -lnuttx
NUTTX_LIBS = $(NUTTX_EXPORT_DIR)libs/libapps.a \
$(NUTTX_EXPORT_DIR)libs/libnuttx.a
LINK_DEPS += $(NUTTX_LIBS)
$(NUTTX_CONFIG_HEADER): $(NUTTX_ARCHIVE)
@$(ECHO) %% Unpacking $(NUTTX_ARCHIVE)
$(Q) $(UNZIP_CMD) -q -o -d $(WORK_DIR) $(NUTTX_ARCHIVE)
$(Q) $(TOUCH) $@
$(LDSCRIPT): $(NUTTX_CONFIG_HEADER)
$(NUTTX_LIBS): $(NUTTX_CONFIG_HEADER)
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