mirror of
https://github.com/PX4/PX4-Autopilot.git
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px4dev
ddc405935e
Comment on the need to retain the double-slash at the WORK_DIR boundary. More toolchain documentation.
45 lines
1.3 KiB
Makefile
45 lines
1.3 KiB
Makefile
#
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# Rules and definitions related to handling the NuttX export archives when
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# building firmware.
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#
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#
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# Check that the NuttX archive for the selected board is available.
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#
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NUTTX_ARCHIVE := $(wildcard $(ARCHIVE_DIR)$(BOARD).export)
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ifeq ($(NUTTX_ARCHIVE),)
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$(error The NuttX export archive for $(BOARD) is missing from $(ARCHIVE_DIR) - try 'make archives' in $(PX4_BASE))
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endif
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#
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# The NuttX config header should always be present in the NuttX archive, and
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# if it changes, everything should be rebuilt. So, use it as the trigger to
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# unpack the NuttX archive.
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#
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NUTTX_EXPORT_DIR = $(WORK_DIR)nuttx-export/
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NUTTX_CONFIG_HEADER = $(NUTTX_EXPORT_DIR)include/nuttx/config.h
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$(info % NUTTX_EXPORT_DIR = $(NUTTX_EXPORT_DIR))
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$(info % NUTTX_CONFIG_HEADER = $(NUTTX_CONFIG_HEADER))
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GLOBAL_DEPS += $(NUTTX_CONFIG_HEADER)
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#
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# Use the linker script from the NuttX export
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#
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LDSCRIPT += $(NUTTX_EXPORT_DIR)build/ld.script
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#
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# Add directories from the NuttX export to the relevant search paths
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#
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INCLUDE_DIRS += $(NUTTX_EXPORT_DIR)include
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LIB_DIRS += $(NUTTX_EXPORT_DIR)libs
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LIBS += -lapps -lnuttx
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LINK_DEPS += $(NUTTX_EXPORT_DIR)libs/libapps.a \
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$(NUTTX_EXPORT_DIR)libs/libnuttx.a
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$(NUTTX_CONFIG_HEADER): $(NUTTX_ARCHIVE)
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@$(ECHO) %% Unpacking $(NUTTX_ARCHIVE)
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$(Q) $(UNZIP) -q -o -d $(WORK_DIR) $(NUTTX_ARCHIVE)
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$(Q) $(TOUCH) $@
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