view ifndef_wrapper.sh @ 1547:2c902644036d

avoid warning about port
author Matt Johnston <matt@ucc.asn.au>
date Mon, 26 Feb 2018 23:12:02 +0800
parents 198e2ee0f4b1
children 0196f4f83fee
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/'