From e77dfab87e7121d57f85f4460e813a78be6e16d8 Mon Sep 17 00:00:00 2001
From: "valeski%netscape.com" <valeski%netscape.com>
Date: Fri, 4 Sep 1998 18:49:50 +0000
Subject: [PATCH] String insertion was broken if you wanted to insert at the
 begining (index '0') of a string.

---
 base/src/nsString.cpp              | 2 +-
 string/obsolete/nsString.cpp       | 2 +-
 xpcom/ds/nsString.cpp              | 2 +-
 xpcom/string/obsolete/nsString.cpp | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/base/src/nsString.cpp b/base/src/nsString.cpp
index 269b4805beff..62be2a580e4c 100644
--- a/base/src/nsString.cpp
+++ b/base/src/nsString.cpp
@@ -927,7 +927,7 @@ PRInt32 nsString::Right(nsString& aCopy,PRInt32 aCount) {
  */
 PRInt32 nsString::Insert(nsString& aCopy,PRInt32 anOffset,PRInt32 aCount) {
   aCount=(aCount>aCopy.mLength) ? aCopy.mLength : aCount; //don't try to copy more than you are given
-  if(0<anOffset) {
+  if(0<=anOffset) {
     if(aCount>0) {
 
       //1st optimization: If you're inserting at end, then simply append!
diff --git a/string/obsolete/nsString.cpp b/string/obsolete/nsString.cpp
index 269b4805beff..62be2a580e4c 100644
--- a/string/obsolete/nsString.cpp
+++ b/string/obsolete/nsString.cpp
@@ -927,7 +927,7 @@ PRInt32 nsString::Right(nsString& aCopy,PRInt32 aCount) {
  */
 PRInt32 nsString::Insert(nsString& aCopy,PRInt32 anOffset,PRInt32 aCount) {
   aCount=(aCount>aCopy.mLength) ? aCopy.mLength : aCount; //don't try to copy more than you are given
-  if(0<anOffset) {
+  if(0<=anOffset) {
     if(aCount>0) {
 
       //1st optimization: If you're inserting at end, then simply append!
diff --git a/xpcom/ds/nsString.cpp b/xpcom/ds/nsString.cpp
index 269b4805beff..62be2a580e4c 100644
--- a/xpcom/ds/nsString.cpp
+++ b/xpcom/ds/nsString.cpp
@@ -927,7 +927,7 @@ PRInt32 nsString::Right(nsString& aCopy,PRInt32 aCount) {
  */
 PRInt32 nsString::Insert(nsString& aCopy,PRInt32 anOffset,PRInt32 aCount) {
   aCount=(aCount>aCopy.mLength) ? aCopy.mLength : aCount; //don't try to copy more than you are given
-  if(0<anOffset) {
+  if(0<=anOffset) {
     if(aCount>0) {
 
       //1st optimization: If you're inserting at end, then simply append!
diff --git a/xpcom/string/obsolete/nsString.cpp b/xpcom/string/obsolete/nsString.cpp
index 269b4805beff..62be2a580e4c 100644
--- a/xpcom/string/obsolete/nsString.cpp
+++ b/xpcom/string/obsolete/nsString.cpp
@@ -927,7 +927,7 @@ PRInt32 nsString::Right(nsString& aCopy,PRInt32 aCount) {
  */
 PRInt32 nsString::Insert(nsString& aCopy,PRInt32 anOffset,PRInt32 aCount) {
   aCount=(aCount>aCopy.mLength) ? aCopy.mLength : aCount; //don't try to copy more than you are given
-  if(0<anOffset) {
+  if(0<=anOffset) {
     if(aCount>0) {
 
       //1st optimization: If you're inserting at end, then simply append!