From 83b0f0b3a05323dfb906ecf915f979d01bc2f2c3 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Thu, 25 Apr 2019 22:15:10 -0400
Subject: srand(): Shift argument and catch null string

---
diff --git a/src/rand.sh b/src/rand.sh
index 8592dd6..9b2e716 100644
--- a/src/rand.sh
+++ b/src/rand.sh
@@ -23,9 +23,10 @@ rand_x=1
 srand()
 {
 	local x="${1}"
+	shift 1
 
 	case "${x}" in
-		*[!0-9]*)
+		*[!0-9]* | '')
 			warn "$(get_msg 'rand_bad_x')"
 			return 1
 			;;
--
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