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glibc/posix/bug-regex5.c
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#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; | |
} |