| #include <stdio.h> |
| #include <string.h> |
| #include <stdint.h> |
| #include <locale.h> |
| #include <locale/localeinfo.h> |
| |
| int |
| main (void) |
| { |
| int32_t table_size, idx, i, found; |
| const int32_t *symb_table; |
| const unsigned char *extra; |
| uint32_t nrules; |
| char *ca; |
| union locale_data_value u; |
| |
| ca = setlocale (LC_ALL, "da_DK.ISO-8859-1"); |
| if (ca == NULL) |
| { |
| printf ("cannot set locale: %m\n"); |
| return 1; |
| } |
| printf ("current locale : %s\n", ca); |
| |
| u.string = nl_langinfo (_NL_COLLATE_NRULES); |
| nrules = u.word; |
| if (nrules == 0) |
| { |
| printf("No rule\n"); |
| return 1; |
| } |
| |
| u.string = nl_langinfo (_NL_COLLATE_SYMB_HASH_SIZEMB); |
| table_size = u.word; |
| symb_table = (const int32_t *) nl_langinfo (_NL_COLLATE_SYMB_TABLEMB); |
| extra = (const unsigned char *) nl_langinfo (_NL_COLLATE_SYMB_EXTRAMB); |
| |
| found = 0; |
| for (i = 0; i < table_size; ++i) |
| { |
| if (symb_table[2 * i] != 0) |
| { |
| char elem[256]; |
| idx = symb_table[2 * i + 1]; |
| strncpy (elem, (const char *) (extra + idx + 1), extra[idx]); |
| elem[extra[idx]] = '\0'; |
| printf ("Found a collating element: %s\n", elem); |
| ++found; |
| } |
| } |
| if (found == 0) |
| { |
| printf ("No collating element!\n"); |
| return 1; |
| } |
| else if (found != 4) |
| { |
| printf ("expected 4 collating elements, found %d\n", found); |
| return 1; |
| } |
| |
| return 0; |
| } |