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#!/bin/sh
# Copyright (c) 2013, 2014, Ben Noordhuis <info@bnoordhuis.nl>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
SED=sed
UNAME=`uname`
if [ "$UNAME" = Darwin ] || [ "$UNAME" = FreeBSD ]; then
SED=gsed
fi
cd `dirname "$0"`/../
for FILE in src/*.cc; do
$SED -rne 's/^using (\w+::\w+);$/\1/p' $FILE | sort -c || echo "in $FILE"
done
for FILE in src/*.cc; do
for IMPORT in `$SED -rne 's/^using (\w+)::(\w+);$/\2/p' $FILE`; do
if ! $SED -re '/^using (\w+)::(\w+);$/d' $FILE | grep -q "$IMPORT"; then
echo "$IMPORT unused in $FILE"
fi
done
done
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