Patch 8.1.0142
Problem:    Xterm and vt320 builtin termcap missing keypad keys.
Solution:   Add the escape sequences. (Kouichi Iwamoto, closes #2973)
Files:      src/term.c


*** ../vim-8.1.0141/src/term.c  2018-06-30 17:09:23.039956879 +0200
--- src/term.c  2018-07-03 17:14:08.563027961 +0200
***************
*** 671,677 ****
  /*
   * VT320 is working as an ANSI terminal compatible DEC terminal.
   * (it covers VT1x0, VT2x0 and VT3x0 up to VT320 on VMS as well)
-  * Note: K_F1...K_F5 are for internal use, should not be defined.
   * TODO:- rewrite ESC[ codes to CSI
   *      - keyboard languages (CSI ? 26 n)
   */
--- 671,676 ----
***************
*** 723,728 ****
--- 722,729 ----
      {K_DOWN,          IF_EB("\033[B", ESC_STR "[B")},
      {K_RIGHT,         IF_EB("\033[C", ESC_STR "[C")},
      {K_LEFT,          IF_EB("\033[D", ESC_STR "[D")},
+     // Note: cursor key sequences for application cursor mode are omitted,
+     // because they interfere with typed commands: <Esc>OA.
      {K_F1,            IF_EB("\033[11~", ESC_STR "[11~")},
      {K_F2,            IF_EB("\033[12~", ESC_STR "[12~")},
      {K_F3,            IF_EB("\033[13~", ESC_STR "[13~")},
***************
*** 749,759 ****
--- 750,772 ----
      {K_END,           IF_EB("\033[4~", ESC_STR "[4~")},
      {K_PAGEUP,                IF_EB("\033[5~", ESC_STR "[5~")},
      {K_PAGEDOWN,      IF_EB("\033[6~", ESC_STR "[6~")},
+     // These sequences starting with <Esc> O may interfere with what the user
+     // is typing.  Remove these if that bothers you.
      {K_KPLUS,         IF_EB("\033Ok", ESC_STR "Ok")}, /* keypad plus */
      {K_KMINUS,                IF_EB("\033Om", ESC_STR "Om")}, /* keypad minus 
*/
      {K_KDIVIDE,               IF_EB("\033Oo", ESC_STR "Oo")}, /* keypad / */
      {K_KMULTIPLY,     IF_EB("\033Oj", ESC_STR "Oj")}, /* keypad * */
      {K_KENTER,                IF_EB("\033OM", ESC_STR "OM")}, /* keypad Enter 
*/
+     {K_K0,            IF_EB("\033Op", ESC_STR "Op")}, /* keypad 0 */
+     {K_K1,            IF_EB("\033Oq", ESC_STR "Oq")}, /* keypad 1 */
+     {K_K2,            IF_EB("\033Or", ESC_STR "Or")}, /* keypad 2 */
+     {K_K3,            IF_EB("\033Os", ESC_STR "Os")}, /* keypad 3 */
+     {K_K4,            IF_EB("\033Ot", ESC_STR "Ot")}, /* keypad 4 */
+     {K_K5,            IF_EB("\033Ou", ESC_STR "Ou")}, /* keypad 5 */
+     {K_K6,            IF_EB("\033Ov", ESC_STR "Ov")}, /* keypad 6 */
+     {K_K7,            IF_EB("\033Ow", ESC_STR "Ow")}, /* keypad 7 */
+     {K_K8,            IF_EB("\033Ox", ESC_STR "Ox")}, /* keypad 8 */
+     {K_K9,            IF_EB("\033Oy", ESC_STR "Oy")}, /* keypad 9 */
      {K_BS,            "\x7f"},        /* for some reason 0177 doesn't work */
  # endif
  
***************
*** 960,965 ****
--- 973,988 ----
      {K_KMULTIPLY,     IF_EB("\033O*j", ESC_STR "O*j")},     /* keypad * */
      {K_KENTER,                IF_EB("\033O*M", ESC_STR "O*M")},     /* keypad 
Enter */
      {K_KPOINT,                IF_EB("\033O*n", ESC_STR "O*n")},     /* keypad 
. */
+     {K_K0,            IF_EB("\033O*p", ESC_STR "O*p")},     /* keypad 0 */
+     {K_K1,            IF_EB("\033O*q", ESC_STR "O*q")},     /* keypad 1 */
+     {K_K2,            IF_EB("\033O*r", ESC_STR "O*r")},     /* keypad 2 */
+     {K_K3,            IF_EB("\033O*s", ESC_STR "O*s")},     /* keypad 3 */
+     {K_K4,            IF_EB("\033O*t", ESC_STR "O*t")},     /* keypad 4 */
+     {K_K5,            IF_EB("\033O*u", ESC_STR "O*u")},     /* keypad 5 */
+     {K_K6,            IF_EB("\033O*v", ESC_STR "O*v")},     /* keypad 6 */
+     {K_K7,            IF_EB("\033O*w", ESC_STR "O*w")},     /* keypad 7 */
+     {K_K8,            IF_EB("\033O*x", ESC_STR "O*x")},     /* keypad 8 */
+     {K_K9,            IF_EB("\033O*y", ESC_STR "O*y")},     /* keypad 9 */
      {K_KDEL,          IF_EB("\033[3;*~", ESC_STR "[3;*~")}, /* keypad Del */
      {K_PS,            IF_EB("\033[200~", ESC_STR "[200~")}, /* paste start */
      {K_PE,            IF_EB("\033[201~", ESC_STR "[201~")}, /* paste end */
*** ../vim-8.1.0141/src/version.c       2018-07-03 16:54:18.241509389 +0200
--- src/version.c       2018-07-03 17:09:33.568507424 +0200
***************
*** 791,792 ****
--- 791,794 ----
  {   /* Add new patch number below this line */
+ /**/
+     142,
  /**/

-- 
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... it would be powered by the sun, be reliable, five times
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five percent of the roads.

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