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#!/bin/sh
#
# $Id: svn-revision 12303 2006-11-11 08:11:46Z cbiere $
#
# Copyright (c) 2006, Raphael Manfredi
#
# You may redistribute only under the terms of the Artistic Licence,
# as specified in the README file that comes with the distribution.
# You may reuse parts of this distribution only within the terms of
# that same Artistic Licence; a copy of which may be found at the root
# of the source tree for dist 4.0.
#
# Computes SVN current revision number, if possible, emitting it in
# the form of a #define for C perusal.
#
LC_ALL=C
export LC_ALL
TOP="$1"
FILE="$2"
if [ "x$FILE" = x ]; then
FILE="&1"
oldrev=''
else
oldrev=`grep REVISION "$FILE" 2>/dev/null | head -n1 | cut -d' ' -f4`
fi
if test -d "$TOP/.svn"; then
revnum=`svn info "$TOP" 2>/dev/null | grep '^Revision' | head -n1 | cut -d' ' -f2`
else
revnum="$oldrev" # keep as is
fi
if [ "x$revnum" = "x$oldrev" ]; then
exit 0
fi
{
stamp=`date +"%Y-%m-%d %H:%M:%d %z"`
cat <<EOF
/*
* THIS FILE IS AUTOMATICALLY GENERATED -- DO NOT EDIT
*
* Generated by $0.
*/
EOF
if [ "x$revnum" = x ]; then
echo '/* Subversion information not available */'
else
XRev='$Revision'
cat <<EOF
#define REVISION "$XRev: $revnum \$"
EOF
fi
} > "$FILE"
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