* The following functions are the same as mk_wcwidth() and * mk_wcswidth(), except that spacing characters in the East Asian * Ambiguous (A) category as defined in Unicode Technical Report #11 * have a column width of 2. This variant might be useful for users of * CJK legacy encodings who want to migrate to UCS without changing * the traditional terminal character-width behaviour. It is not
| 1574 | * otherwise recommended for general use. |
| 1575 | */ |
| 1576 | static inline int mk_wcwidth_cjk(wchar_t ucs) { |
| 1577 | /* sorted list of non-overlapping intervals of East Asian Ambiguous |
| 1578 | * characters, generated by "uniset +WIDTH-A -cat=Me -cat=Mn -cat=Cf c" */ |
| 1579 | static const struct interval ambiguous[] = { |
| 1580 | {0x00A1, 0x00A1}, {0x00A4, 0x00A4}, {0x00A7, 0x00A8}, |
| 1581 | {0x00AA, 0x00AA}, {0x00AE, 0x00AE}, {0x00B0, 0x00B4}, |
| 1582 | {0x00B6, 0x00BA}, {0x00BC, 0x00BF}, {0x00C6, 0x00C6}, |
| 1583 | {0x00D0, 0x00D0}, {0x00D7, 0x00D8}, {0x00DE, 0x00E1}, |
| 1584 | {0x00E6, 0x00E6}, {0x00E8, 0x00EA}, {0x00EC, 0x00ED}, |
| 1585 | {0x00F0, 0x00F0}, {0x00F2, 0x00F3}, {0x00F7, 0x00FA}, |
| 1586 | {0x00FC, 0x00FC}, {0x00FE, 0x00FE}, {0x0101, 0x0101}, |
| 1587 | {0x0111, 0x0111}, {0x0113, 0x0113}, {0x011B, 0x011B}, |
| 1588 | {0x0126, 0x0127}, {0x012B, 0x012B}, {0x0131, 0x0133}, |
| 1589 | {0x0138, 0x0138}, {0x013F, 0x0142}, {0x0144, 0x0144}, |
| 1590 | {0x0148, 0x014B}, {0x014D, 0x014D}, {0x0152, 0x0153}, |
| 1591 | {0x0166, 0x0167}, {0x016B, 0x016B}, {0x01CE, 0x01CE}, |
| 1592 | {0x01D0, 0x01D0}, {0x01D2, 0x01D2}, {0x01D4, 0x01D4}, |
| 1593 | {0x01D6, 0x01D6}, {0x01D8, 0x01D8}, {0x01DA, 0x01DA}, |
| 1594 | {0x01DC, 0x01DC}, {0x0251, 0x0251}, {0x0261, 0x0261}, |
| 1595 | {0x02C4, 0x02C4}, {0x02C7, 0x02C7}, {0x02C9, 0x02CB}, |
| 1596 | {0x02CD, 0x02CD}, {0x02D0, 0x02D0}, {0x02D8, 0x02DB}, |
| 1597 | {0x02DD, 0x02DD}, {0x02DF, 0x02DF}, {0x0391, 0x03A1}, |
| 1598 | {0x03A3, 0x03A9}, {0x03B1, 0x03C1}, {0x03C3, 0x03C9}, |
| 1599 | {0x0401, 0x0401}, {0x0410, 0x044F}, {0x0451, 0x0451}, |
| 1600 | {0x2010, 0x2010}, {0x2013, 0x2016}, {0x2018, 0x2019}, |
| 1601 | {0x201C, 0x201D}, {0x2020, 0x2022}, {0x2024, 0x2027}, |
| 1602 | {0x2030, 0x2030}, {0x2032, 0x2033}, {0x2035, 0x2035}, |
| 1603 | {0x203B, 0x203B}, {0x203E, 0x203E}, {0x2074, 0x2074}, |
| 1604 | {0x207F, 0x207F}, {0x2081, 0x2084}, {0x20AC, 0x20AC}, |
| 1605 | {0x2103, 0x2103}, {0x2105, 0x2105}, {0x2109, 0x2109}, |
| 1606 | {0x2113, 0x2113}, {0x2116, 0x2116}, {0x2121, 0x2122}, |
| 1607 | {0x2126, 0x2126}, {0x212B, 0x212B}, {0x2153, 0x2154}, |
| 1608 | {0x215B, 0x215E}, {0x2160, 0x216B}, {0x2170, 0x2179}, |
| 1609 | {0x2190, 0x2199}, {0x21B8, 0x21B9}, {0x21D2, 0x21D2}, |
| 1610 | {0x21D4, 0x21D4}, {0x21E7, 0x21E7}, {0x2200, 0x2200}, |
| 1611 | {0x2202, 0x2203}, {0x2207, 0x2208}, {0x220B, 0x220B}, |
| 1612 | {0x220F, 0x220F}, {0x2211, 0x2211}, {0x2215, 0x2215}, |
| 1613 | {0x221A, 0x221A}, {0x221D, 0x2220}, {0x2223, 0x2223}, |
| 1614 | {0x2225, 0x2225}, {0x2227, 0x222C}, {0x222E, 0x222E}, |
| 1615 | {0x2234, 0x2237}, {0x223C, 0x223D}, {0x2248, 0x2248}, |
| 1616 | {0x224C, 0x224C}, {0x2252, 0x2252}, {0x2260, 0x2261}, |
| 1617 | {0x2264, 0x2267}, {0x226A, 0x226B}, {0x226E, 0x226F}, |
| 1618 | {0x2282, 0x2283}, {0x2286, 0x2287}, {0x2295, 0x2295}, |
| 1619 | {0x2299, 0x2299}, {0x22A5, 0x22A5}, {0x22BF, 0x22BF}, |
| 1620 | {0x2312, 0x2312}, {0x2460, 0x24E9}, {0x24EB, 0x254B}, |
| 1621 | {0x2550, 0x2573}, {0x2580, 0x258F}, {0x2592, 0x2595}, |
| 1622 | {0x25A0, 0x25A1}, {0x25A3, 0x25A9}, {0x25B2, 0x25B3}, |
| 1623 | {0x25B6, 0x25B7}, {0x25BC, 0x25BD}, {0x25C0, 0x25C1}, |
| 1624 | {0x25C6, 0x25C8}, {0x25CB, 0x25CB}, {0x25CE, 0x25D1}, |
| 1625 | {0x25E2, 0x25E5}, {0x25EF, 0x25EF}, {0x2605, 0x2606}, |
| 1626 | {0x2609, 0x2609}, {0x260E, 0x260F}, {0x2614, 0x2615}, |
| 1627 | {0x261C, 0x261C}, {0x261E, 0x261E}, {0x2640, 0x2640}, |
| 1628 | {0x2642, 0x2642}, {0x2660, 0x2661}, {0x2663, 0x2665}, |
| 1629 | {0x2667, 0x266A}, {0x266C, 0x266D}, {0x266F, 0x266F}, |
| 1630 | {0x273D, 0x273D}, {0x2776, 0x277F}, {0xE000, 0xF8FF}, |
| 1631 | {0xFFFD, 0xFFFD}, {0xF0000, 0xFFFFD}, {0x100000, 0x10FFFD}}; |
| 1632 | |
| 1633 | /* binary search in table of non-spacing characters */ |
no test coverage detected