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#!/bin/sh
srcdir=`dirname $0`
if [ ! -f git-version.h ]; then
touch git-version.h
fi
if test -d "$srcdir/.git" || test -f "$srcdir/.git"; then
gitver=`git describe --abbrev=8 2>/dev/null`
# NOTE: I'm avoiding "|" in sed since I'm not sure if sed -r is portable and "\|" fails on some OSes.
verchk=`echo "$gitver-" | sed -n '/^v3\.[0-9][0-9]*\.[0-9][0-9]*\(pre[0-9]*\)*-/p'`
if [ -n "$verchk" ]; then
echo "#define RSYNC_GITVER \"$gitver\"" >git-version.h.new
if ! diff git-version.h.new git-version.h >/dev/null; then
echo "Updating git-version.h"
mv git-version.h.new git-version.h
else
rm git-version.h.new
fi
fi
fi
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