From 3350079a799e9b685d829c720f2b875b27d1ff47 Mon Sep 17 00:00:00 2001
From: tjg <tjg>
Date: Wed, 27 Nov 2002 10:23:26 +0000
Subject:   Bug: history dumps core if more colons than substitutions (thanks  
 Callum Gibson).

---
 ChangeLog | 5 +++++
 history.c | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 52e9777..34c556c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -812,3 +812,8 @@ Changes since rc-1.5b2
 
   Bug: don't call ealloc(0) on systems where getgroups() doesn't
   return egid (thanks Chris Siebenmann).
+
+2002-11-27
+
+  Bug: history dumps core if more colons than substitutions (thanks
+  Callum Gibson).
diff --git a/history.c b/history.c
index 2993a69..8be90ec 100644
--- a/history.c
+++ b/history.c
@@ -78,6 +78,8 @@ static char *sub(char *s, char *old, char *new) {
 	char *t, *u;
 
 	t = isin(s, old);
+	if (!t)
+		return s;
 	u = newstr();
 
 	*t = '\0';
-- 
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