48 lines
1.2 KiB
Python
48 lines
1.2 KiB
Python
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load("@bazel_skylib//rules:copy_file.bzl",
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"copy_file",
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)
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def cp(name, src, **kwargs):
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"""A slightly more convenient cp() rule. Name and out should always be the same."""
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rule_name = name.replace(".", "_").replace(":", "/").replace("//", "").replace("/", "_")
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copy_file(
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name = rule_name,
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src = src,
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out = name,
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**kwargs
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)
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return rule_name
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def _copy_filegroup_impl(ctx):
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all_outputs = []
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for t in ctx.attr.deps:
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t_prefix = t.label.package
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for f in t.files.to_list():
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# Strip out the source prefix...
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path = f.short_path.replace(t_prefix + "/", "")
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out = ctx.actions.declare_file(path)
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print(ctx.attr.name, t.label, f, " => ", path)
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all_outputs += [out]
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ctx.actions.run_shell(
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outputs=[out],
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inputs=depset([f]),
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arguments=[f.path, out.path],
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command="cp $1 $2"
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)
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return [
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DefaultInfo(
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files=depset(all_outputs),
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runfiles=ctx.runfiles(files=all_outputs))
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]
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copy_filegroups = rule(
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implementation=_copy_filegroup_impl,
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attrs={
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"deps": attr.label_list(),
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},
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)
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