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#!/bin/sh
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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#
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# extract version numbers from a header file
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#
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# USAGE: get-version.sh CMD VERSION_HEADER PREFIX
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# where CMD is one of: all, major, libtool
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# where PREFIX is the prefix to {MAJOR|MINOR|PATCH}_VERSION defines
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#
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# get-version.sh all returns a dotted version number
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# get-version.sh major returns just the major version number
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# get-version.sh libtool returns a version "libtool -version-info" format
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#
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if test $# != 3; then
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echo "USAGE: $0 CMD INCLUDEDIR PREFIX"
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echo " where CMD is one of: all, major"
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exit 1
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fi
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major_sed="/#define.*$3_MAJORVERSION/s/^.*\([0-9][0-9]*\).*$/\1/p"
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minor_sed="/#define.*$3_MINORVERSION/s/^.*\([0-9][0-9]*\).*$/\1/p"
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patch_sed="/#define.*$3_PATCHLEVEL/s/^[^0-9]*\([0-9][0-9a-z-]*\).*$/\1/p"
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mmn_sed="/#define.*$3_MAJOR/s/^[^0-9]*\([0-9][0-9]*\).*$/\1/p"
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major="`sed -n $major_sed $2`"
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minor="`sed -n $minor_sed $2`"
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patch="`sed -n $patch_sed $2`"
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mmn="`sed -n $mmn_sed $2`"
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if test "$1" = "all"; then
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echo ${major}.${minor}.${patch}
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elif test "$1" = "major"; then
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echo ${major}
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elif test "$1" = "mmn"; then
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echo ${mmn}
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elif test "$1" = "epoch"; then
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printf "%02d%02d%03d" ${major} ${minor} ${patch}
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elif test "$1" = "libtool"; then
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# Yes, ${minor}:${patch}:${minor} is correct due to libtool idiocy.
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echo ${minor}:${patch}:${minor}
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else
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echo "ERROR: unknown version CMD ($1)"
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exit 1
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fi
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