From 96fdd7d8843c2b76332f255728708bd83a8418d2 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Fri, 28 Sep 2012 22:58:22 -0400
Subject: Add a function to validate shell variable names.

---
diff --git a/lib/common.sh b/lib/common.sh
index 22b017c..ee5dcb5 100644
--- a/lib/common.sh
+++ b/lib/common.sh
@@ -38,3 +38,13 @@ _ob_return()
 
 	return ${1}
 }
+
+_ob_validate_var_name()
+{
+	case "${1}" in
+		[!a-zA-Z_]*|*[!a-zA-Z0-9_]*)
+			return 1
+			;;
+	esac
+	return 0
+}
--
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