static char *
url_next(struct url_iter *it)
{
char *url;
if (!it->uglob) {
for (;;) {
if (!*it->upats)
return 0;
if (!glob_url(&it->uglob, *it->upats, &it->nglob, stderr)) {
if (verbose)
fprintf(stderr, "# %s\n", *it->upats);
break;
}
it->upats++;
}
}
if (glob_next_url(&url, it->uglob))
abort();
if (--it->nglob == 0) {
glob_cleanup(it->uglob);
it->uglob = 0;
it->upats++;
}
return url;
}
CURLcode glob_url(URLGlob **glob, char *url, unsigned long *urlnum,
FILE *error)
{
/*
* We can deal with any-size, just make a buffer with the same length
* as the specified URL!
*/
URLGlob *glob_expand;
unsigned long amount = 0;
char *glob_buffer;
CURLcode res;
*glob = NULL;
glob_buffer = malloc(strlen(url) + 1);
if(!glob_buffer)
return CURLE_OUT_OF_MEMORY;
glob_buffer[0] = 0;
glob_expand = calloc(1, sizeof(URLGlob));
if(!glob_expand) {
Curl_safefree(glob_buffer);
return CURLE_OUT_OF_MEMORY;
}
glob_expand->urllen = strlen(url);
glob_expand->glob_buffer = glob_buffer;
res = glob_parse(glob_expand, url, 1, &amount);
if(!res)
*urlnum = amount;
else {
if(error && glob_expand->error) {
char text[512];
const char *t;
if(glob_expand->pos) {
msnprintf(text, sizeof(text), "%s in URL position %zu:\n%s\n%*s^",
glob_expand->error,
glob_expand->pos, url, glob_expand->pos - 1, " ");
t = text;
}
else
t = glob_expand->error;
/* send error description to the error-stream */
fprintf(error, "curl: (%d) %s\n", res, t);
}
/* it failed, we cleanup */
glob_cleanup(glob_expand);
*urlnum = 1;
return res;
}
*glob = glob_expand;
return CURLE_OK;
}
