abstract_css_selector *css_selector_reader::create_selector (const char *data)
{
CHECK_RET (skip_comments_and_whitespaces (data), nullptr);
unique_ptr<group_selector> group (new group_selector);
while (*data)
{
string single_selector_string;
CHECK_RET (extract_chunk (',', data, single_selector_string), nullptr);
abstract_css_selector *selector = create_single_selector (single_selector_string.c_str ());
if (!selector)
return nullptr;
group->add_selector (selector);
}
return group.release ();
}
/**
* Split the format string and store the result in an array. Validate
* each chunk at the same time.
* Return the array on success, or NULL on error.
*
* This function is called only once per format string.
*/
GArray *prepare_printf_format(const char *format)
{
struct fchunk chunk;
GArray *chunks;
chunks = g_array_sized_new(FALSE, FALSE, sizeof(struct fchunk), 10);
while (*format) {
chunk.format = g_string_sized_new(50);
format = extract_chunk(format, &chunk);
g_array_append_val(chunks, chunk);
if (format == NULL)
goto free;
}
return chunks;
free:
free_printf_formats(chunks);
return NULL;
}