[Intel-gfx] [PATCH v2 maintainer-tools] frob-patch-rank: A little script to batch renaming patch files

[Jani Nikula]

On Tue, 10 Jun 2014, Damien Lespiau <damien.lespiau at intel.com> wrote:
> 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.
>
> v2: Use heredoc for usage string, fix second example, use mv -i (Jani)
>
> Signed-off-by: Damien Lespiau <damien.lespiau at intel.com>
> ---
>  frob-patch-rank | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 51 insertions(+)
>  create mode 100755 frob-patch-rank
>
> diff --git a/frob-patch-rank b/frob-patch-rank
> new file mode 100755
> index 0000000..797774e
> --- /dev/null
> +++ b/frob-patch-rank
> @@ -0,0 +1,51 @@
> +#!/bin/sh
> +set -e
> +
> +script=$(basename $0)
> +
> +read -r -d '' usage << EOU || true

./frob-patch-rank: 6: read: Illegal option -d

$ ls -l /bin/sh
lrwxrwxrwx 1 root root 4 Feb 19 14:13 /bin/sh -> dash

how about just 

usage()
{
	cat << EOF
...
EOF
}

Sorry for causing you all this trouble... :(


Jani.



> +Usage: $script start end expr
> +
> +  Frob patches."
> +
> +  This tiny script renames \"git format-patch\" patches by executing 'expr'
> +  on the number that prefix the patch file, but only if the patch file name
> +  starts with a number in ['start','end'].
> +
> +Examples:
> +  $ ls *patch
> +  0008-Super-patch.patch
> +  0009-Mega-patch.patch
> +  $ $script 8 9 -7
> +  $ ls *patch
> +  0001-Super-patch.patch
> +  0002-Mega-patch.patch
> +
> +  $ ls *patch
> +  0117-Super-patch.patch
> +  0118-Mega-patch.patch
> +  $ $script 117 118 +900 -17
> +  $ ls *patch
> +  1000-Super-patch.patch
> +  1001-Mega-patch.patch
> +EOU
> +
> +[ $# -ge 3 ] || {
> +	echo "$usage"
> +	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 -i $prefix-$base $new_prefix-$base
> +	done
> +done
> -- 
> 1.8.3.1
>
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-- 
Jani Nikula, Intel Open Source Technology Center