From: Doni Pracner <quinnuendo@gmail.com>
Date: Fri, 25 Jul 2014 21:11:26 +0000 (+0200)
Subject: substr should not be called with a negative length - so we prevent this with a MIN... 
X-Git-Tag: v0.1.8~1^2~7
X-Git-Url: https://svarog.pmf.uns.ac.rs/gitweb/?a=commitdiff_plain;h=9b6d7980406a8e809520c5756ba283d6347b3893;p=mjc2wsl.git

substr should not be called with a negative length - so we prevent this with a MIN function
---

diff --git a/src/mjc2wsl.java b/src/mjc2wsl.java
index d52dcfe..108094b 100644
--- a/src/mjc2wsl.java
+++ b/src/mjc2wsl.java
@@ -694,7 +694,7 @@ public class mjc2wsl{
 				prl(createTopTwoEStack());
 				if (genInlinePrint){
 					prl(createComment("print spacing and transformation",C_SPEC));
-					prl("PRINFLUSH(SUBSTR(\"          \", 0, MIN(10, tempa - 1)), @List_To_String(< tempb >));");
+					prl("PRINFLUSH(SUBSTR(\"          \", 0, MIN(10, MAX(0,tempa-1))), @List_To_String(< tempb >));");
 				} else
 					prl("Print_MJ_CHAR(tempb,tempa);");
 				prl(createEndVar());
@@ -707,7 +707,7 @@ public class mjc2wsl{
 				prl(createTopTwoEStack());
 				if (genInlinePrint){
 					prl(createComment("print spacing",C_SPEC));
-					prl("PRINFLUSH(SUBSTR(\"          \", 0, MIN(10, tempa - 1)), tempb);");
+					prl("PRINFLUSH(SUBSTR(\"          \", 0, MIN(10, MAX(0, tempa-1))), tempb);");
 				}
 				else
 					prl("Print_MJ(tempb,tempa);");