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Set configure #defines to 1. Escape some strings for m4
author Matt Johnston <matt@ucc.asn.au>
date Fri, 02 Jun 2017 23:35:30 +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/'