lxc-netstat: use posix shell instead of bash

- use case .. in instead of comparison with globs - avoid 'local' Signed-off-by: Natanael Copa <ncopa@alpinelinux.org> Acked-by: Stéphane Graber <stgraber@ubuntu.com>

lxc-netstat: use posix shell instead of bash
c44fc037 · Natanael Copa · Stéphane Graber · 4785915a · c44fc037
Commit c44fc037 authored Dec 25, 2012 by Natanael Copa Committed by Stéphane Graber Dec 25, 2012
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lxc-netstat.in src/lxc/lxc-netstat.in +5 -8

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--- a/src/lxc/lxc-netstat.in
+++ b/src/lxc/lxc-netstat.in
-#!/bin/bash
+#!/bin/sh
 #
 # lxc: linux Container library
@@ -32,8 +32,6 @@ help() {
 get_parent_cgroup()
 {
-    local hierarchies hierarchy fields subsystems init_cgroup mountpoint
    parent_cgroup=""
    # Obtain a list of hierarchies that contain one or more subsystems
@@ -58,11 +56,10 @@ get_parent_cgroup()
        # Return the absolute path to the containers' parent cgroup
        # (do not append '/lxc' if the hierarchy contains the 'ns' subsystem)
-        if [[ ",$subsystems," == *,ns,* ]]; then
+        case ",$subsystems," in
-            parent_cgroup="${mountpoint}${init_cgroup%/}"
+            *,ns,*) parent_cgroup="${mountpoint}${init_cgroup%/}";;
-        else
+            *) parent_cgroup="${mountpoint}${init_cgroup%/}/lxc";;
-            parent_cgroup="${mountpoint}${init_cgroup%/}/lxc"
+        esac
-        fi
        break
    done
 }