char* ug_attachment_alloc (unsigned int* stamp)
{
GString* gstr;
guint length;
guint count;
guint value;
if (attachment_dir == NULL)
ug_attachment_init (NULL);
// create new attachment dir
gstr = g_string_new (attachment_dir);
g_string_append_c (gstr, G_DIR_SEPARATOR);
length = gstr->len;
for (count = 0; count < 30; count++) {
value = g_random_int ();
if (value) {
g_string_truncate (gstr, length);
g_string_append_printf (gstr, "%x", value);
if (ug_create_dir (gstr->str) == 0) {
*stamp = value;
ug_attachment_ref (value);
return g_string_free (gstr, FALSE);
}
}
}
g_string_free (gstr, TRUE);
return NULL;
}
int ug_create_dir_all (const char* dir, int len)
{
const char* dir_end;
const char* element_end; // path element
char* element_os;
if (len == -1)
len = strlen (dir);
dir_end = dir + len;
element_end = dir;
for (;;) {
// skip directory separator "\\\\" or "//"
for (; element_end < dir_end; element_end++) {
if (*element_end != UG_DIR_SEPARATOR)
break;
}
if (element_end == dir_end)
return 0;
// get directory name [dir, element_end)
for (; element_end < dir_end; element_end++) {
if (*element_end == UG_DIR_SEPARATOR)
break;
}
element_os = (char*) ug_malloc (element_end - dir + 1);
element_os[element_end - dir] = 0;
strncpy (element_os, dir, element_end - dir);
if (element_os == NULL)
break;
if (ug_create_dir (element_os) == -1) {
if (ug_file_is_exist (element_os) == FALSE) {
ug_free (element_os);
return -1;
}
}
ug_free (element_os);
}
return -1;
}
