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Define _GNU_SOURCE properly, other header fixes This lets -std=c89 build for gcc 8.4.0
author Matt Johnston <matt@ucc.asn.au>
date Thu, 04 Mar 2021 21:03:02 +0800
parents 0196f4f83fee
children
line wrap: on
line source

#!/bin/sh

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

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