- files.c: load_history() - Fix segfault on loading huge strings from history file (David Benbennick)

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1455 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -23,6 +23,9 @@ CVS code
   intput_tab()
 	- Fix assumption that matches is null terminated (David 
 	  Benbennick).
+  load_history()
+	- Fix segfault on loading huge strings from history file 
+	  (David Benbennick).
 - nano.c:
   breakable()
 	- Fix incorrect return value on short lines (David Benbennick).

files.c

@@ -2896,7 +2896,7 @@ void load_history(void)
 	    buf = charalloc(1024);
 	    while (fgets(buf, 1023, hist) != 0) {
 		ptr = buf;
-		while (*ptr != '\n')
+		while (*ptr != '\n' && *ptr != '\0' && ptr < buf + 1023)
 		    ptr++;
 		*ptr = '\0';
 		if (strlen(buf))