From 50e4b4336299a09024f1e8361861ca939859279b Mon Sep 17 00:00:00 2001
From: Peter Stephenson <pws@users.sourceforge.net>
Date: Sun, 31 Aug 2008 13:35:28 +0000
Subject: 25568: Frank Terbeck & pws: invalid continue and break arguments also
 tests for control commands

---
 Src/builtin.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'Src')

diff --git a/Src/builtin.c b/Src/builtin.c
index ee44b3776..654665bfc 100644
--- a/Src/builtin.c
+++ b/Src/builtin.c
@@ -4443,6 +4443,11 @@ bin_break(char *name, char **argv, UNUSED(Options ops), int func)
 	nump = 1;
     }
 
+    if (nump > 0 && (func == BIN_CONTINUE || func == BIN_BREAK) && num <= 0) {
+	zerrnam(name, "argument is not positive: %d", num);
+	return 1;
+    }
+
     switch (func) {
     case BIN_CONTINUE:
 	if (!loops) {   /* continue is only permitted in loops */
-- 
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