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GitOrigin-RevId: 6370f6ea785709295b6abcf9c60717cacf3ac432
31 lines
No EOL
986 B
Python
31 lines
No EOL
986 B
Python
def homebrew_formula(name, src, binary, out, visibility = None):
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"""
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Generates a Homebrew formula with the SHA256 of the binary injected.
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Args:
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name: The name of the rule.
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src: The template file (.rb.tpl).
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binary: The binary target to hash.
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out: The output filename (.rb).
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visibility: Visibility of the rule.
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"""
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native.genrule(
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name = name,
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srcs = [src, binary],
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outs = [out],
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cmd = """
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TEMPLATE=$(location %s)
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BINARY=$(location %s)
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# Calculate SHA256
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if command -v sha256sum >/dev/null 2>&1; then
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HASH=$$(sha256sum $$BINARY | cut -d' ' -f1)
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else
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HASH=$$(shasum -a 256 $$BINARY | cut -d' ' -f1)
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fi
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# Substitute into template
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sed "s/{SHA256}/$$HASH/g" $$TEMPLATE > $@
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""" % (src, binary),
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visibility = visibility,
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) |