sort-protos

来自「GCC编译器源代码」· 代码 · 共 10 行

#!/bin/sh
# Sort the sys-protos.h file in its usual order.
# Invoke as `sort-protos sys-protos.h'.

input=$1

sed 's/\(.*[ 	\*]\)\([a-zA-Z0-9_][a-zA-Z0-9_]*\)[ 	]*\(([^\*].*\)$/\2%\1%\3/' $input | sort -u | awk -F% '{printf "%-30.30s%s%s\n", $2, $1, $3}' > tmp.$input

mv -f tmp.$input $input