engine: keys: give gamepad keys names

engine/client/keys.c

@@ -98,6 +98,43 @@ keyname_t keynames[] =
 {"KP_PLUS",	K_KP_PLUS,	""		},
 {"PAUSE",		K_PAUSE,		"pause"		},
 
+{"A_BUTTON", K_A_BUTTON, ""}, // they match xbox controller
+{"B_BUTTON", K_B_BUTTON, ""},
+{"X_BUTTON", K_X_BUTTON, ""},
+{"Y_BUTTON", K_Y_BUTTON, ""},
+{"L1_BUTTON",  K_L1_BUTTON, ""},
+{"R1_BUTTON",  K_R1_BUTTON, ""},
+{"BACK",   K_BACK_BUTTON, ""},
+{"MODE",   K_MODE_BUTTON, ""},
+{"START",  K_START_BUTTON, ""},
+{"STICK1", K_LSTICK, ""},
+{"STICK2", K_RSTICK, ""},
+{"L2_BUTTON", K_L2_BUTTON, ""}, // in case...
+{"R2_BUTTON", K_R2_BUTTON, ""},
+{"C_BUTTON", K_C_BUTTON, ""},
+{"Z_BUTTON", K_Z_BUTTON, ""},
+{"AUX16", K_AUX16, ""}, // generic
+{"AUX17", K_AUX17, ""},
+{"AUX18", K_AUX18, ""},
+{"AUX19", K_AUX19, ""},
+{"AUX20", K_AUX20, ""},
+{"AUX21", K_AUX21, ""},
+{"AUX22", K_AUX22, ""},
+{"AUX23", K_AUX23, ""},
+{"AUX24", K_AUX24, ""},
+{"AUX25", K_AUX25, ""},
+{"AUX26", K_AUX26, ""},
+{"AUX27", K_AUX27, ""},
+{"AUX28", K_AUX28, ""},
+{"AUX29", K_AUX29, ""},
+{"AUX30", K_AUX30, ""},
+{"AUX31", K_AUX31, ""},
+{"AUX32", K_AUX32, ""},
+{"LTRIGGER" , K_JOY1 , ""},
+{"RTRIGGER" , K_JOY2 , ""},
+{"JOY3" , K_JOY3 , ""},
+{"JOY4" , K_JOY4 , ""},
+
 // raw semicolon seperates commands
 {"SEMICOLON",	';',		""		},
 {NULL,		0,		NULL		},