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merge
author Matt Johnston <matt@ucc.asn.au>
date Fri, 09 Feb 2018 23:58:47 +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/'