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view ifndef_wrapper.sh @ 1410:771e4a7051e0

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improve value range validation
author Matt Johnston <matt@ucc.asn.au>
date Wed, 14 Jun 2017 23:31:15 +0800
parents 750ec4ec4cbe
children 198e2ee0f4b1
line wrap: on
line source

#!/bin/sh

# Wrap all "#define X Y" with a #ifndef X...#endif"

sed -E 's/^(#define ([^ ]+) .*)/#ifndef \2\
\1\
#endif/'