Add a new tool to renumber a patch directory.

Eases maintenance when old patches are removed, or new patches added.

 /trunk/tools/patch-renumber.sh |   32    32     0     0 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

tools/patch-renumber.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+# Yes, this intends to be a true POSIX script file.
+
+myname="$0"
+
+doUsage() {
+  cat <<_EOF_
+Usage: ${myname} <dir> <base> <inc>
+    Will renumber all patches found in <dir>, starting at <base>, and with
+    an increment of <inc>
+    Eg.: patch-renumber patches/gcc/4.3.1 100 10
+_EOF_
+}
+
+[ $# -eq 3 ] || { doUsage; exit 1; }
+[ -d "${1}" ] || { doUsage; exit 1; }
+
+dir="${1}"
+cpt="${2}"
+inc="${3}"
+
+case $(LC_ALL=C svnversion 2>/dev/null) in
+    exported)   CMD="mv -v";;
+    *)          CMD="svn mv";;
+esac
+
+for p in "${dir}"/*.patch; do
+    [ -e "${p}" ] || { echo "No such file '${p}'"; exit 1; }
+    newname="$(printf "%03d" ${cpt})-$(basename "${p}" |sed -r -e 's/^[[:digit:]]{3}-//')"
+    [ "${p}" = "${dir}/${newname}" ] || ${CMD} "${p}" "${dir}/${newname}"
+    cpt=$((cpt+inc))
+done