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view ifndef_wrapper.sh @ 1453:336cae2238ca

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test close < 0, from Marco Wenzel
author Matt Johnston <matt@ucc.asn.au>
date Wed, 18 Oct 2017 22:41:27 +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/'