1428     const xmlChar *cur = lang, *nxt;  in xmlCheckLanguageID()  local
1447     nxt = cur;  in xmlCheckLanguageID()
1448     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1449            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1450            nxt++;  in xmlCheckLanguageID()
1451     if (nxt - cur >= 4) {  in xmlCheckLanguageID()
1455         if ((nxt - cur > 8) || (nxt[0] != 0))  in xmlCheckLanguageID()
1459     if (nxt - cur < 2)  in xmlCheckLanguageID()
1462     if (nxt[0] == 0)  in xmlCheckLanguageID()
1464     if (nxt[0] != '-')  in xmlCheckLanguageID()
1467     nxt++;  in xmlCheckLanguageID()
1468     cur = nxt;  in xmlCheckLanguageID()
1470     if ((nxt[0] >= '0') && (nxt[0] <= '9'))  in xmlCheckLanguageID()
1473     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1474            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1475            nxt++;  in xmlCheckLanguageID()
1476     if (nxt - cur == 4)  in xmlCheckLanguageID()
1478     if (nxt - cur == 2)  in xmlCheckLanguageID()
1480     if ((nxt - cur >= 5) && (nxt - cur <= 8))  in xmlCheckLanguageID()
1482     if (nxt - cur != 3)  in xmlCheckLanguageID()
1485     if (nxt[0] == 0)  in xmlCheckLanguageID()
1487     if (nxt[0] != '-')  in xmlCheckLanguageID()
1490     nxt++;  in xmlCheckLanguageID()
1491     cur = nxt;  in xmlCheckLanguageID()
1493     if ((nxt[0] >= '0') && (nxt[0] <= '9'))  in xmlCheckLanguageID()
1496     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1497            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1498            nxt++;  in xmlCheckLanguageID()
1499     if (nxt - cur == 2)  in xmlCheckLanguageID()
1501     if ((nxt - cur >= 5) && (nxt - cur <= 8))  in xmlCheckLanguageID()
1503     if (nxt - cur != 4)  in xmlCheckLanguageID()
1507     if (nxt[0] == 0)  in xmlCheckLanguageID()
1509     if (nxt[0] != '-')  in xmlCheckLanguageID()
1512     nxt++;  in xmlCheckLanguageID()
1513     cur = nxt;  in xmlCheckLanguageID()
1515     if ((nxt[0] >= '0') && (nxt[0] <= '9'))  in xmlCheckLanguageID()
1518     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1519            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1520            nxt++;  in xmlCheckLanguageID()
1522     if ((nxt - cur >= 5) && (nxt - cur <= 8))  in xmlCheckLanguageID()
1524     if (nxt - cur != 2)  in xmlCheckLanguageID()
1528     if (nxt[0] == 0)  in xmlCheckLanguageID()
1530     if (nxt[0] != '-')  in xmlCheckLanguageID()
1533     nxt++;  in xmlCheckLanguageID()
1534     cur = nxt;  in xmlCheckLanguageID()
1536     while (((nxt[0] >= 'A') && (nxt[0] <= 'Z')) ||  in xmlCheckLanguageID()
1537            ((nxt[0] >= 'a') && (nxt[0] <= 'z')))  in xmlCheckLanguageID()
1538            nxt++;  in xmlCheckLanguageID()
1540     if ((nxt - cur < 5) || (nxt - cur > 8))  in xmlCheckLanguageID()
1545     if (nxt[0] == 0)  in xmlCheckLanguageID()
1547     if (nxt[0] != '-')  in xmlCheckLanguageID()
1553     if (((nxt[1] >= '0') && (nxt[1] <= '9')) &&  in xmlCheckLanguageID()
1554         ((nxt[2] >= '0') && (nxt[2] <= '9'))) {  in xmlCheckLanguageID()
1555         nxt += 3;  in xmlCheckLanguageID()