#
# Licensed to the Apache Software Foundation (ASF) under one
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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
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# Check for valgrind errors. Sourced by test scripts.

vg_failed() {
    echo "Valgrind error log in $VG_LOG." 1>&2
    cat $VG_LOG 1>&2
    echo $1 1>&2
    exit 1
}

vg_check()
{
    test -z "$1" || VG_LOG=$1
    test -f $VG_LOG || vg_failed Valgrind log file $VG_LOG missing.
    # Ensure there is an ERROR SUMMARY line.
    grep -E '^==[0-9]+== ERROR SUMMARY:' $VG_LOG > /dev/null || \
	vg_failed "No valgrind ERROR SUMMARY line in $VG_LOG."
    # Ensure that the number of errors is 0.
    grep -E '^==[0-9]+== ERROR SUMMARY: [^0]' $VG_LOG > /dev/null && \
	vg_failed "Valgrind reported errors in $VG_LOG; see above." 
    # Check for leaks.
    grep -E '^==[0-9]+== +.* lost: [^0]' $VG_LOG && \
	vg_failed "Found memory leaks (see log file, $VG_LOG); see above."
    true
}
