[syslog] Handle backspace characters

Signed-off-by: Michael Brown <mcb30@ipxe.org>
ipxe · Jun 13, 2017 · 1fdf4dd · 1fdf4dd
1 parent 356f6c1
commit 1fdf4dd
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/core/lineconsole.c b/src/core/lineconsole.c
@@ -47,6 +47,13 @@ size_t line_putchar ( struct line_console *line, int character ) {
 	if ( character < 0 )
 		return 0;
 
+	/* Handle backspace characters */
+	if ( character == '\b' ) {
+		if ( line->index )
+			line->index--;
+		return 0;
+	}
+
 	/* Ignore carriage return */
 	if ( character == '\r' )
 		return 0;