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mkpatch
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executable file
·132 lines (108 loc) · 3.94 KB
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#!/bin/bash
# -*- indent-with-tabs: 1 -*-
version=0.10
program=${0##*/}
progdir=${0%/*}
if [ "$progdir" = "$program" ]; then progdir="."; fi
# ----------------------------------------------------------------------
function usage() {
cat <<EOF
NAME
$program - given a list of changed files, create a patch diff
SYNOPSIS
$program [OPTIONS] PATHS
DESCRIPTION
Given a list of changed file, run svn diff to create a patch
suitable for the patch command, named with the current date and
the given patch name. Place this in the local patch directory.
EOF
echo -e "OPTIONS"
if [ "$(uname)" = "Linux" ]; then
egrep "^[ ]+[-][A-Za-z| -]+\*?\)[ ]+[A-Za-z].+#" $0 | tr -s "\t|" "\t," | sed -r -e 's/\)[ \t]+([A-Z]+)=\$2[^#]*#/=\1\t/' -e 's/\)[^#]*#/\t/'
else
egrep "^[ ]+[-][A-Za-z| -]+\*?\)[ ]+[A-Za-z].+#" $0 | sed 's/\|.*\$2[^#]*#/ /'| sed -E 's/\|.*\)[^#]*#/ /'
fi
cat <<EOF
AUTHOR
Written by Henrik Levkowetz, <henrik@tools.ietf.org>
COPYRIGHT
Copyright 2013 Henrik Levkowetz.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at
your option) any later version. There is NO WARRANTY; not even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the GNU General Public License for more details.
EOF
}
# ----------------------------------------------------------------------
function die() {
echo -e "\n$program: error: $*" > /dev/stderr
exit 1
}
function note() {
if [ -n "$VERBOSE" ]; then echo -e "$*"; fi
}
# ----------------------------------------------------------------------
function version() {
echo -e "$program $version"
}
# ----------------------------------------------------------------------
trap 'echo "$program($LINENO): Command failed with error code $? ([$$] $0 $*)"; exit 1' ERR
# ----------------------------------------------------------------------
# Option parsing
# Options
shortopts=c:n:or:hvV
longopts=change=,name=,overwrite,revision=,help,verbose,version
# Default values
if [ "$(uname)" = "Linux" ]; then
args=$(getopt -o "$shortopts" --long "$longopts" -n "$program" -- $SV "$@")
if [ $? != 0 ] ; then die "Terminating..." >&2 ; exit 1 ; fi
eval set -- "$args"
sed="sed -r"
date="date -d"
else
# Darwin, BSDs
args=$(getopt -o$shortopts $SV $*)
if [ $? != 0 ] ; then die "Terminating..." >&2 ; exit 1 ; fi
set -- $args
sed="sed -E"
date="date -j -f %Y-%m-%d"
fi
while true ; do
case "$1" in
-c| --change) CHG="$2"; shift;; # Use the change made by revision ARG
-n| --name) NAME="$2"; shift;; # Patch name
-o| --overwrite) OVER=1;; # Overwrite any existing patch file
-h| --help) usage; exit;; # Show this help, then exit
-v| --verbose) VERBOSE=1;; # Be more talkative
-V| --version) version; exit;; # Show program version, then exit
--) shift; break;;
*) die "Internal error, inconsistent option specification: '$1'";;
esac
shift
done
# ----------------------------------------------------------------------
# The program itself
if [ "$CHG" ]; then
if [ "$NAME" ]; then
name="${NAME//_/-}-c$CHG"
else
name=$(echo $(svn log -c $CHG | sed -r -e '/^---/d' -e '/^r[0-9]+/d' -e '/^$/d' -e 's/Merged in \[[0-9]+\] from [^:]+..//' ) | sed -r -e 's/(.*)/\L\1/' -e 's/[^[:alnum:]]/-/g' -e 's/-+/-/g' -e's/-$//' | cut -c 1-40)
name="$name-c$CHG"
fi
else
if [ "$NAME" ]; then
if [ $# -lt 1 ]; then die "Expected file list on the command line."; fi
name="${NAME//_/-}"
else
die "Please use the -n switch to provide a patch name"
fi
fi
patchfile=$progdir/../../patches/$(date +%Y-%m-%d)-$name.patch
if [ -e $patchfile -a ! -n "$OVER" ]; then die "Patchfile $patchfile already exists"; fi
svn diff ${CHG:+ -c $CHG} ${REV:+ -r $REV} "$@" > $patchfile
less $patchfile
echo ""
echo ""
echo "Patch is in $patchfile"