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#!/bin/sh
#
# Copyright (c) Josef "Jeff" Sipek, 2007-2013
#
USAGE="[<new_name>]"
if [ -z "$GUILT_VERSION" ]; then
echo "Invoking `basename "$0"` directly is no longer supported." >&2
exit 1
fi
_main() {
if [ $# -gt 1 ]; then
usage
fi
patch=`get_top`
if [ -z "$patch" ]; then
die "No patches are applied."
fi
# make sure that there are no unapplied changes
if ! must_commit_first; then
die "Uncommited changes detected. Refresh first."
fi
# Rename patches smartly
if [ $# -eq 1 ]; then
newpatch="$1"
else
base=$(echo "$patch" \
| sed -r -e 's:(\.diff?|\.patch)$::')
num=$(echo "$base" | sed -nre 's:.*-([0-9]+)$:\1:'p)
[ -n "$num" ] || num=1
newpatch="${base%-$num}-$(($num+1))${patch#$base}"
fi
if ! valid_patchname "$newpatch"; then
die "The specified patch name is invalid according to git-check-ref-format(1)."
fi
if [ -e "$GUILT_DIR/$branch/$newpatch" ]; then
die "Patch \"$newpatch\" already exists. Choose another name."
fi
# copy the patch
cp "$GUILT_DIR/$branch/$patch" "$GUILT_DIR/$branch/$newpatch"
# replace the series & applied file references
series_rename_patch "$patch" "$newpatch"
applied_rename_patch "$patch" "$newpatch"
ref_rename_patch "$patch" "$newpatch"
}
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