isNumber(): added
authorEnrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
Tue, 30 Mar 2004 19:00:13 +0000 (19:00 +0000)
committerEnrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
Tue, 30 Mar 2004 19:00:13 +0000 (19:00 +0000)
git-svn-id: http://svn.linux-vserver.org/svn/util-vserver/trunk@1396 94cd875c-1c1d-0410-91d2-eb244daf1a30

util-vserver/scripts/functions

index eb8e863..fcaf5a0 100644 (file)
@@ -107,6 +107,12 @@ function execute
     exit 0
 }
 
+function isNumber
+{
+    local tmp
+    let tmp=$1+0 2>/dev/null || return 1
+    return 0
+}
 
 function _pkgMountBindDir()
 {