patch 8.0.1324: some xterm sends different mouse move codes

Problem:    Some xterm sends different mouse move codes.
Solution:   Also accept 0x80 as a move event.

src/normal.c

@@ -4633,7 +4633,9 @@ nv_mousescroll(cmdarg_T *cap)
     {
 # ifdef FEAT_TERMINAL
 	if (term_use_loop())
-	    send_keys_to_term(curbuf->b_term, cap->cmdchar, TRUE);
+	    /* This window is a terminal window, send the mouse event there.
+	     * Set "typed" to FALSE to avoid an endless loop. */
+	    send_keys_to_term(curbuf->b_term, cap->cmdchar, FALSE);
 	else
 # endif
 	if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))

src/term.c

@@ -4980,6 +4980,8 @@ check_termcode(
 		 *	add 0x08 for ALT
 		 *	add 0x10 for CTRL
 		 *	add 0x20 for mouse drag (0x40 is drag with left button)
+		 *	add 0x40 for mouse move (0x80 is move, 0x81 too)
+		 *		 0x43 (drag + release) is also move
 		 *  c == column + ' ' + 1 == column + 33
 		 *  r == row + ' ' + 1 == row + 33
 		 *
@@ -5121,6 +5123,12 @@ check_termcode(
 #   endif
 			)
 		{
+#   if defined(UNIX) && defined(FEAT_MOUSE_TTY)
+		    if (use_xterm_mouse() > 1 && mouse_code >= 0x80)
+			/* mouse-move event, using MOUSE_DRAG works */
+			mouse_code = MOUSE_DRAG;
+		    else
+#   endif
 			/* Keep the mouse_code before it's changed, so that we
 			 * remember that it was a mouse wheel click. */
 			wheel_code = mouse_code;

src/terminal.c

@@ -1302,9 +1302,9 @@ send_keys_to_term(term_T *term, int c, int typed)
 	case K_MOUSELEFT:
 	case K_MOUSERIGHT:
 	    if (mouse_row < W_WINROW(curwin)
-		    || mouse_row >= (W_WINROW(curwin) + curwin->w_height)
+		    || mouse_row > (W_WINROW(curwin) + curwin->w_height)
 		    || mouse_col < curwin->w_wincol
-		    || mouse_col >= W_ENDCOL(curwin)
+		    || mouse_col > W_ENDCOL(curwin)
 		    || dragging_outside)
 	    {
 		/* click or scroll outside the current window */

src/version.c

@@ -771,6 +771,10 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1324,
+/**/
+    1323,
 /**/
     1322,
 /**/