add flex variant to cscope (#3252)
* add flex variant to cscope * fixed dependency * fixed typo
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@ -33,5 +33,12 @@ class Cscope(AutotoolsPackage):
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version('15.8b', '8f9409a238ee313a96f9f87fe0f3b176')
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version('15.8b', '8f9409a238ee313a96f9f87fe0f3b176')
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# Can be configured to use flex (not necessary)
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variant('flex', default=False, description="Builds with flex")
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# ./configure --with-flex
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depends_on('flex', when='+flex')
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def configure_args(self):
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args = []
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if '+flex' in self.spec:
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args.append('--with-flex')
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return args
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