[pxe] Allow Escape to abort PXE menu selections

Other vendor PXE stacks tend to allow the Escape key to be used to
abort menu selection.  Allow Escape (as well as Ctrl-C) to abort
selection.

diff --git a/src/usr/pxemenu.c b/src/usr/pxemenu.c
index 911d4e9..793cb62 100644 (file)
--- a/src/usr/pxemenu.c
+++ b/src/usr/pxemenu.c
@@ -247,7 +247,7 @@ static int pxe_menu_select ( struct pxe_menu *menu ) {
                if ( ( key == CR ) || ( key == LF ) ) {
                        pxe_menu_draw_item ( menu, menu->selection, 1 );
                        break;
-               } else if ( key == CTRL_C ) {
+               } else if ( ( key == CTRL_C ) || ( key == ESC ) ) {
                        rc = -ECANCELED;
                        break;
                } else if ( key == KEY_UP ) {
@@ -306,7 +306,7 @@ static int pxe_menu_prompt_and_select ( struct pxe_menu *menu ) {
                                /* Display menu */
                                printf ( "\n" );
                                return pxe_menu_select ( menu );
-                       } else if ( key == CTRL_C ) {
+                       } else if ( ( key == CTRL_C ) || ( key == ESC ) ) {
                                /* Abort */
                                rc = -ECANCELED;
                                break;