svn commit: r255934 - in stable: 8/lib/libedit 9/lib/libedit

Xin LI delphij at FreeBSD.org
Sun Sep 29 07:42:26 UTC 2013


Author: delphij
Date: Sun Sep 29 07:42:25 2013
New Revision: 255934
URL: http://svnweb.freebsd.org/changeset/base/255934

Log:
  MFC r255891:
  
  Import NetBSD readline.c,v 1.104: do not crash with add_history(NULL).

Modified:
  stable/8/lib/libedit/readline.c
Directory Properties:
  stable/8/lib/libedit/   (props changed)

Changes in other areas also in this revision:
Modified:
  stable/9/lib/libedit/readline.c
Directory Properties:
  stable/9/lib/libedit/   (props changed)

Modified: stable/8/lib/libedit/readline.c
==============================================================================
--- stable/8/lib/libedit/readline.c	Sun Sep 29 01:05:00 2013	(r255933)
+++ stable/8/lib/libedit/readline.c	Sun Sep 29 07:42:25 2013	(r255934)
@@ -1363,6 +1363,9 @@ add_history(const char *line)
 	TYPE(HistEvent) ev;
 	const Char *wline;
 
+	if (line == NULL)
+		return 0;
+
 	if (h == NULL || e == NULL)
 		rl_initialize();
 


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