The "usage" text should explain it all. I found, in my quilt series
handling endeavours, that I wanted to be able to shift the prefix
numbers of a patch series.
Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
---
frob-patch-rank | 47 +++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 47 insertions(+)
create mode 100755 frob-patch-rank
diff --git a/frob-patch-rank b/frob-patch-rank
new file mode 100755
index 0000000..4be42e5
--- /dev/null
+++ b/frob-patch-rank
@@ -0,0 +1,47 @@
+#!/bin/sh
+set -e
+
+script=$(basename $0)
+[ $# -ge 3 ] || {
+ echo "Usage: $script start end expr"
+ echo
+ echo " Frob patches."
+ echo
+ echo " This tiny script renames \"git format-patch\" patches by executing 'expr'"
+ echo " on the number that prefix the patch file, but only if the patch file name "
+ echo " starts with a number in ['start','end']."
+ echo
+ echo "Examples:"
+ echo " $ ls *patch"
+ echo " 0008-Super-patch.patch"
+ echo " 0009-Mega-patch.patch"
+ echo " $ $script 8 9 -7"
+ echo " $ ls *patch"
+ echo " 0001-Super-patch.patch"
+ echo " 0002-Mega-patch.patch"
+ echo
+ echo "Examples:"
+ echo " $ ls *patch"
+ echo " 0117-Super-patch.patch"
+ echo " 0118-Mega-patch.patch"
+ echo " $ $script 8 9 +900 -17"
+ echo " $ ls *patch"
+ echo " 1000-Super-patch.patch"
+ echo " 1001-Mega-patch.patch"
+ exit 1
+}
+
+start=$1
+end=$2
+shift 2
+op=$*
+
+for i in $(seq $start $end); do
+ prefix=$(printf "%04d" $i)
+ for f in $(ls $prefix-*.patch); do
+ base=${f#$prefix-}
+ ((n=$i $op))
+ new_prefix=$(printf "%04d" $n)
+ mv $prefix-$base $new_prefix-$base
+ done
+done
--
1.8.3.1
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