rc

commit 3350079a799e9b685d829c720f2b875b27d1ff47
parent 8b0eda2af45a00158ef3688a1627cb127a74b20b
Author: tjg <tjg>
Date:   Wed, 27 Nov 2002 10:23:26 +0000

  Bug: history dumps core if more colons than substitutions (thanks
  Callum Gibson).

Diffstat:
M
ChangeLog
 | 
5
+++++
M
history.c
 | 
2
++

2 files changed, 7 insertions(+), 0 deletions(-)
diff --git 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
@@ -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';