void
iconvlist(int (*do_one) (unsigned int, const char * const *,
void *), void *data)
{
char **list, **names;
const char * const *np;
char *curitem, *curkey, *slashpos;
size_t sz;
unsigned int i, j;
i = 0;
if (__iconv_get_list(&list, &sz, true))
list = NULL;
qsort((void *)list, sz, sizeof(char *), qsort_helper);
while (i < sz) {
j = 0;
slashpos = strchr(list[i], '/');
curkey = (char *)malloc(slashpos - list[i] + 2);
names = (char **)malloc(sz * sizeof(char *));
if ((curkey == NULL) || (names == NULL)) {
__iconv_free_list(list, sz);
return;
}
strlcpy(curkey, list[i], slashpos - list[i] + 1);
names[j++] = curkey;
for (; (i < sz) && (memcmp(curkey, list[i], strlen(curkey)) == 0); i++) {
slashpos = strchr(list[i], '/');
curitem = (char *)malloc(strlen(slashpos) + 1);
if (curitem == NULL) {
__iconv_free_list(list, sz);
return;
}
strlcpy(curitem, &slashpos[1], strlen(slashpos) + 1);
if (strcmp(curkey, curitem) == 0) {
continue;
}
names[j++] = curitem;
}
np = (const char * const *)names;
do_one(j, np, data);
free(names);
}
__iconv_free_list(list, sz);
}
static void
show_codesets(void)
{
char **list;
size_t sz, i;
if (__iconv_get_list(&list, &sz))
err(EXIT_FAILURE, "__iconv_get_list()");
qsort(list, sz, sizeof(char *), scmp);
for (i=0; i<sz; i++) {
printf("%s\n", list[i]);
}
__iconv_free_list(list, sz);
}
