20 lines
615 B
Ruby
20 lines
615 B
Ruby
class CHGen < Rscons::Builder
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def run(target, sources, cache, env, vars)
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c_fname = target
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h_fname = target.sub(/\.c$/, ".h")
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unless cache.up_to_date?([c_fname, h_fname], "", sources, env)
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puts "CHGen #{c_fname}"
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File.open(c_fname, "w") {|fh| fh.puts "int THE_VALUE = 42;"}
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File.open(h_fname, "w") {|fh| fh.puts "extern int THE_VALUE;"}
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cache.register_build([c_fname, h_fname], "", sources, env)
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end
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target
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end
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end
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Rscons::Environment.new do |env|
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env.add_builder(CHGen.new)
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env.CHGen("inc.c", ["program.c"])
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env.Program("program.exe", %w[program.c inc.c])
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end
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