From 4a44794d076659cb244d67e2d1781da864585948 Mon Sep 17 00:00:00 2001
From: Daniel Nichter <daniel@percona.com>
Date: Tue, 14 Aug 2012 10:39:50 -0600
Subject: [PATCH] Use sh instead of bash for pt-mysql-summary.  Set +u around
 Bashism check.

---
 bin/pt-mysql-summary | 7 ++++---
 bin/pt-summary       | 3 ++-
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/bin/pt-mysql-summary b/bin/pt-mysql-summary
index 3759e31a..9557fc03 100755
--- a/bin/pt-mysql-summary
+++ b/bin/pt-mysql-summary
@@ -1,4 +1,4 @@
-#!/usr/bin/env bash
+#!/bin/sh
 
 # This program is part of Percona Toolkit: http://www.percona.com/software/
 # See "COPYRIGHT, LICENSE, AND WARRANTY" at the end of this file for legal
@@ -608,7 +608,7 @@ shorten() {
 }
 
 group_concat () {
-   sed -e '{H; $!d;}' -e 'x' -e 's/\n[[:space:]]*\([[:digit:]]*\)[[:space:]]*/, \1x/g' -e 's/[[:space:]][[:space:]]*/ /g' -e 's/, //' "${1}"
+   sed -e 'H; $!d;' -e 'x' -e 's/\n[[:space:]]*\([[:digit:]]*\)[[:space:]]*/, \1x/g' -e 's/[[:space:]][[:space:]]*/ /g' -e 's/, //' "${1}"
 }
 
 # ###########################################################################
@@ -2308,9 +2308,10 @@ main() {
 
 # Execute the program if it was not included from another file.
 # This makes it possible to include without executing, and thus test.
+set +u
 if    [ "${0##*/}" = "$TOOL" ] \
    || [ "${0##*/}" = "bash" -a "$_" = "$0" ]; then
-
+set -u
    # Set up temporary dir.
    mk_tmpdir
    # Parse command line options.
diff --git a/bin/pt-summary b/bin/pt-summary
index 68662a0c..37dbdccd 100755
--- a/bin/pt-summary
+++ b/bin/pt-summary
@@ -2180,9 +2180,10 @@ sigtrap() { local PTFUNCNAME=sigtrap;
 
 # Execute the program if it was not included from another file.  This makes it
 # possible to include without executing, and thus test.
+set +u
 if    [ "${0##*/}" = "$TOOL" ] \
    || [ "${0##*/}" = "bash" -a "$_" = "$0" ]; then
-
+set -u
    # Set up temporary dir.
    mk_tmpdir
    # Parse command line options.