33 lines
1.1 KiB
Ruby
33 lines
1.1 KiB
Ruby
module Rscons
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module Builders
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# Execute a command that will produce the given target based on the given
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# sources.
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#
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# @since 1.8.0
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#
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# Example:
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# env.Command("docs.html", "docs.md",
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# CMD => %w[pandoc -fmarkdown -thtml -o${_TARGET} ${_SOURCES}])
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class Command < Builder
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# Run the builder to produce a build target.
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#
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# @param target [String] Target file name.
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# @param sources [Array<String>] Source file name(s).
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# @param cache [Cache] The Cache object.
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# @param env [Environment] The Environment executing the builder.
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# @param vars [Hash,VarSet] Extra construction variables.
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#
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# @return [String,false]
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# Name of the target file on success or false on failure.
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def run(target, sources, cache, env, vars)
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vars = vars.merge({
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"_TARGET" => target,
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"_SOURCES" => sources,
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})
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command = env.build_command("${CMD}", vars)
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standard_build("CMD #{target}", target, command, sources, env, cache)
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end
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end
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end
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end
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