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#!/bin/sh
# Copyright (c) 2021 Rodrigo Osorio
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# MAINTAINER= rodrigo@FreeBSD.org
#
usage() {
echo "usage: update_crates <makefile>"
echo
exit 1
}
if [ "$#" -ne 1 ]; then
usage
exit 1
fi
newcrates() {
while IFS= read -r nline
do
echo "$nline"
done < "/dev/stdin"
}
infile=$1
incrates=0
while IFS= read -r line <&3
do
match=$(echo "${line}" | grep "^CARGO_CRATES=")
[ -n "${match}" ] && incrates=1
if [ "${incrates}" -eq 1 ]; then
if [ -z "$line" ]; then
incrates=0
newcrates
echo "$line"
fi
else
echo "${line}"
fi
done 3< "$infile"
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