* screen.c (string_file_name): Replace non-printable characters

with question marks.

src/ChangeLog

@@ -1,5 +1,8 @@
 2002-08-15  Pavel Roskin  <proski@gnu.org>
 
+	* screen.c (string_file_name): Replace non-printable characters
+	with question marks.
+
 	* subshell.c (read_subshell_prompt): Remove argument "how", it's
 	never set to VISIBLY.  Adjust all dependencies.  Eliminate hack
 	with "clear_now" - it causes invalid memory access and hides the

src/screen.c

@@ -146,7 +146,25 @@ add_permission_string (char *dest, int width, file_entry *fe, int attr, int colo
 static char *
 string_file_name (file_entry *fe, int len)
 {
-	return fe->fname;
+    static char buffer [BUF_SMALL];
+    int i;
+
+    for (i = 0; i < sizeof(buffer); i++) {
+	char c;
+
+	c = fe->fname[i];
+
+	if (!c)
+	    break;
+
+	if (!is_printable(c))
+	    c = '?';
+
+	buffer[i] = c;
+    }
+
+    buffer[i] = 0;
+    return buffer;
 }
 
 /* size */