From 80d10598c1cc4e071651f7d3c3611bed5156ef2f Mon Sep 17 00:00:00 2001
From: frosch <frosch@openttd.org>
Date: Thu, 22 Jun 2017 16:32:50 +0000
Subject: [PATCH] (svn r27884) -Fix: Console command parser failed when the
 command had many parameters, and also did not print any error messages about
 it.

---
 src/console.cpp | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/console.cpp b/src/console.cpp
index ef62a8f286..ece8599168 100644
--- a/src/console.cpp
+++ b/src/console.cpp
@@ -434,7 +434,10 @@ void IConsoleCmdExec(const char *cmdstr)
 	 * enclosed in "" are taken as one token. We can only go as far as the amount
 	 * of characters in our stream or the max amount of tokens we can handle */
 	for (cmdptr = cmdstr, t_index = 0, tstream_i = 0; *cmdptr != '\0'; cmdptr++) {
-		if (t_index >= lengthof(tokens) || tstream_i >= lengthof(tokenstream)) break;
+		if (tstream_i >= lengthof(tokenstream)) {
+			IConsoleError("command line too long");
+			return;
+		}
 
 		switch (*cmdptr) {
 		case ' ': // Token separator
@@ -452,6 +455,10 @@ void IConsoleCmdExec(const char *cmdstr)
 		case '"': // Tokens enclosed in "" are one token
 			longtoken = !longtoken;
 			if (!foundtoken) {
+				if (t_index >= lengthof(tokens)) {
+					IConsoleError("command line too long");
+					return;
+				}
 				tokens[t_index++] = &tokenstream[tstream_i];
 				foundtoken = true;
 			}
@@ -466,6 +473,10 @@ void IConsoleCmdExec(const char *cmdstr)
 			tokenstream[tstream_i++] = *cmdptr;
 
 			if (!foundtoken) {
+				if (t_index >= lengthof(tokens)) {
+					IConsoleError("command line too long");
+					return;
+				}
 				tokens[t_index++] = &tokenstream[tstream_i - 1];
 				foundtoken = true;
 			}