43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
# Copyright 2018 (c) Foundries.io.
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#
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# SPDX-License-Identifier: Apache-2.0
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'''Common definitions for building Zephyr applications.
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This provides some default settings and convenience wrappers for
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building Zephyr applications needed by multiple commands.
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See west.cmd.build for the build command itself.
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'''
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from west import cmake
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from west import log
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DEFAULT_BUILD_DIR = 'build'
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'''Name of the default Zephyr build directory.'''
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DEFAULT_CMAKE_GENERATOR = 'Ninja'
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'''Name of the default CMake generator.'''
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def is_zephyr_build(path):
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'''Return true if and only if `path` appears to be a valid Zephyr
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build directory.
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"Valid" means the given path is a directory which contains a CMake
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cache with a 'ZEPHYR_TOOLCHAIN_VARIANT' key.
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'''
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try:
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cache = cmake.CMakeCache.from_build_dir(path)
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except FileNotFoundError:
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cache = {}
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if 'ZEPHYR_TOOLCHAIN_VARIANT' in cache:
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log.dbg('{} is a zephyr build directory'.format(path),
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level=log.VERBOSE_EXTREME)
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return True
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else:
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log.dbg('{} is NOT a valid zephyr build directory'.format(path),
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level=log.VERBOSE_EXTREME)
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return False
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