1440     const xmlChar *cur = lang, *nxt;  in xmlCheckLanguageID()  local
1459     nxt = cur;  in xmlCheckLanguageID()
1460     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1461            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1462            nxt++;  in xmlCheckLanguageID()
1463     if (nxt - cur >= 4) {  in xmlCheckLanguageID()
1467         if ((nxt - cur > 8) || (nxt[0] != 0))  in xmlCheckLanguageID()
1471     if (nxt - cur < 2)  in xmlCheckLanguageID()
1474     if (nxt[0] == 0)  in xmlCheckLanguageID()
1476     if (nxt[0] != '-')  in xmlCheckLanguageID()
1479     nxt++;  in xmlCheckLanguageID()
1480     cur = nxt;  in xmlCheckLanguageID()
1482     if ((nxt[0] >= '0') && (nxt[0] <= '9'))  in xmlCheckLanguageID()
1485     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1486            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1487            nxt++;  in xmlCheckLanguageID()
1488     if (nxt - cur == 4)  in xmlCheckLanguageID()
1490     if (nxt - cur == 2)  in xmlCheckLanguageID()
1492     if ((nxt - cur >= 5) && (nxt - cur <= 8))  in xmlCheckLanguageID()
1494     if (nxt - cur != 3)  in xmlCheckLanguageID()
1497     if (nxt[0] == 0)  in xmlCheckLanguageID()
1499     if (nxt[0] != '-')  in xmlCheckLanguageID()
1502     nxt++;  in xmlCheckLanguageID()
1503     cur = nxt;  in xmlCheckLanguageID()
1505     if ((nxt[0] >= '0') && (nxt[0] <= '9'))  in xmlCheckLanguageID()
1508     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1509            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1510            nxt++;  in xmlCheckLanguageID()
1511     if (nxt - cur == 2)  in xmlCheckLanguageID()
1513     if ((nxt - cur >= 5) && (nxt - cur <= 8))  in xmlCheckLanguageID()
1515     if (nxt - cur != 4)  in xmlCheckLanguageID()
1519     if (nxt[0] == 0)  in xmlCheckLanguageID()
1521     if (nxt[0] != '-')  in xmlCheckLanguageID()
1524     nxt++;  in xmlCheckLanguageID()
1525     cur = nxt;  in xmlCheckLanguageID()
1527     if ((nxt[0] >= '0') && (nxt[0] <= '9'))  in xmlCheckLanguageID()
1530     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1531            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1532            nxt++;  in xmlCheckLanguageID()
1534     if ((nxt - cur >= 5) && (nxt - cur <= 8))  in xmlCheckLanguageID()
1536     if (nxt - cur != 2)  in xmlCheckLanguageID()
1540     if (nxt[0] == 0)  in xmlCheckLanguageID()
1542     if (nxt[0] != '-')  in xmlCheckLanguageID()
1545     nxt++;  in xmlCheckLanguageID()
1546     cur = nxt;  in xmlCheckLanguageID()
1548     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1549            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1550            nxt++;  in xmlCheckLanguageID()
1552     if ((nxt - cur < 5) || (nxt - cur > 8))  in xmlCheckLanguageID()
1557     if (nxt[0] == 0)  in xmlCheckLanguageID()
1559     if (nxt[0] != '-')  in xmlCheckLanguageID()
1565     if (((nxt[1] >= '0') && (nxt[1] <= '9')) &&  in xmlCheckLanguageID()
1566         ((nxt[2] >= '0') && (nxt[2] <= '9'))) {  in xmlCheckLanguageID()
1567         nxt += 3;  in xmlCheckLanguageID()