1089 simplify_key(int key, int *modifiers)  in simplify_key()  argument
1095     if (*modifiers & (MOD_MASK_SHIFT | MOD_MASK_CTRL | MOD_MASK_ALT))  in simplify_key()
1098 	if (key == TAB && (*modifiers & MOD_MASK_SHIFT))  in simplify_key()
1100 	    *modifiers &= ~MOD_MASK_SHIFT;  in simplify_key()
1108 		    && (*modifiers & modifier_keys_table[i]))  in simplify_key()
1110 		*modifiers &= ~modifier_keys_table[i];  in simplify_key()
1151 get_special_key_name(int c, int modifiers)  in get_special_key_name()  argument
1176 		modifiers |= modifier_keys_table[i];  in get_special_key_name()
1197 	    modifiers |= MOD_MASK_ALT;  in get_special_key_name()
1208 	    modifiers |= MOD_MASK_CTRL;  in get_special_key_name()
1214 	if ((modifiers & mod_mask_table[i].mod_mask)  in get_special_key_name()
1273     int		modifiers = 0;  in trans_special()  local
1276     key = find_special_key(srcp, &modifiers, flags, did_simplify);  in trans_special()
1280     return special_to_buf(key, modifiers, flags & FSK_KEYCODE, dst);  in trans_special()
1291 special_to_buf(int key, int modifiers, int keycode, char_u *dst)  in special_to_buf()  argument
1296     if (modifiers != 0)  in special_to_buf()
1300 	dst[dlen++] = modifiers;  in special_to_buf()
1336     int		modifiers;  in find_special_key()  local
1391 	modifiers = 0x0;  in find_special_key()
1399 		modifiers |= bit;  in find_special_key()
1432 		if (modifiers != 0 && last_dash[l + off] == '>')  in find_special_key()
1452 		key = simplify_key(key, &modifiers);  in find_special_key()
1465 		    key = extract_modifiers(key, &modifiers,  in find_special_key()
1468 		*modp = modifiers;  in find_special_key()
1488 may_adjust_key_for_ctrl(int modifiers, int key)  in may_adjust_key_for_ctrl()  argument
1490     if (modifiers & MOD_MASK_CTRL)  in may_adjust_key_for_ctrl()
1512 may_remove_shift_modifier(int modifiers, int key)  in may_remove_shift_modifier()  argument
1514     if ((modifiers == MOD_MASK_SHIFT  in may_remove_shift_modifier()
1515 		|| modifiers == (MOD_MASK_SHIFT | MOD_MASK_ALT)  in may_remove_shift_modifier()
1516 		|| modifiers == (MOD_MASK_SHIFT | MOD_MASK_META))  in may_remove_shift_modifier()
1521 	return modifiers & ~MOD_MASK_SHIFT;  in may_remove_shift_modifier()
1523     if (modifiers == (MOD_MASK_SHIFT | MOD_MASK_CTRL)  in may_remove_shift_modifier()
1525 	return modifiers & ~MOD_MASK_SHIFT;  in may_remove_shift_modifier()
1527     return modifiers;  in may_remove_shift_modifier()
1540     int	modifiers = *modp;  in extract_modifiers()  local
1544     if (!(modifiers & MOD_MASK_CMD))  in extract_modifiers()
1546     if ((modifiers & MOD_MASK_SHIFT) && ASCII_ISALPHA(key))  in extract_modifiers()
1551 	if (simplify || modifiers == MOD_MASK_SHIFT  in extract_modifiers()
1552 		|| modifiers == (MOD_MASK_SHIFT | MOD_MASK_ALT)  in extract_modifiers()
1553 		|| modifiers == (MOD_MASK_SHIFT | MOD_MASK_META))  in extract_modifiers()
1554 	    modifiers &= ~MOD_MASK_SHIFT;  in extract_modifiers()
1558     if ((modifiers & MOD_MASK_CTRL) && ASCII_ISALPHA(key))  in extract_modifiers()
1561     if (simplify && (modifiers & MOD_MASK_CTRL)  in extract_modifiers()
1574 	modifiers &= ~MOD_MASK_CTRL;  in extract_modifiers()
1584     if (!(modifiers & MOD_MASK_CMD))  in extract_modifiers()
1586     if (simplify && (modifiers & MOD_MASK_ALT) && key < 0x80  in extract_modifiers()
1590 	modifiers &= ~MOD_MASK_ALT;	// remove the META modifier  in extract_modifiers()
1595     *modp = modifiers;  in extract_modifiers()