*
* Iterator API:
* Create a parsing iterator with argpar_iter_create(), then
- * repeatedly call argpar_iter_parse_next() to access the parsing
- * results, until one of:
+ * repeatedly call argpar_iter_next() to access the parsing results,
+ * until one of:
*
* * There are no more arguments.
*
ARGPAR_ITEM_TYPE_NON_OPT,
};
-/* Parsing item, as created by argpar_parse() and argpar_iter_parse_next() */
+/* Parsing item, as created by argpar_parse() and argpar_iter_next() */
struct argpar_item;
/*
ARGPAR_HIDDEN
unsigned int argpar_item_non_opt_non_opt_index(const struct argpar_item *item);
+/*
+ * Destroys `item`, as created by argpar_iter_next().
+ */
+ARGPAR_HIDDEN
+void argpar_item_destroy(const struct argpar_item *item);
+
struct argpar_item_array {
const struct argpar_item **items;
* `*argv` and `*descrs` must NOT change for the lifetime of the
* returned iterator (until you call argpar_iter_destroy()).
*
- * Call argpar_iter_parse_next() with the returned iterator to obtain
- * the next parsing result (item).
+ * Call argpar_iter_next() with the returned iterator to obtain the next
+ * parsing result (item).
*/
ARGPAR_HIDDEN
struct argpar_iter *argpar_iter_create(unsigned int argc,
void argpar_iter_destroy(struct argpar_iter *iter);
/*
- * Return type of argpar_iter_parse_next().
+ * Return type of argpar_iter_next().
*/
-enum argpar_iter_parse_next_status {
- ARGPAR_ITER_PARSE_NEXT_STATUS_OK,
- ARGPAR_ITER_PARSE_NEXT_STATUS_END,
- ARGPAR_ITER_PARSE_NEXT_STATUS_ERROR_UNKNOWN_OPT,
- ARGPAR_ITER_PARSE_NEXT_STATUS_ERROR,
+enum argpar_iter_next_status {
+ ARGPAR_ITER_NEXT_STATUS_OK,
+ ARGPAR_ITER_NEXT_STATUS_END,
+ ARGPAR_ITER_NEXT_STATUS_ERROR_UNKNOWN_OPT,
+ ARGPAR_ITER_NEXT_STATUS_ERROR_MISSING_OPT_ARG,
+ ARGPAR_ITER_NEXT_STATUS_ERROR_INVALID_ARG,
+ ARGPAR_ITER_NEXT_STATUS_ERROR_UNEXPECTED_OPT_ARG,
+ ARGPAR_ITER_NEXT_STATUS_ERROR_MEMORY,
};
/*
* Parses and returns the next item from `iter`.
*
- * On success, this function sets `*item` to an item which describes the
- * next option or non-option argument and returns
- * `ARGPAR_ITER_PARSE_NEXT_STATUS_OK`. Destroy `*item` with
- * argpar_item_destroy().
+ * On success, this function:
+ *
+ * * Sets `*item` to a parsing item which describes the next option
+ * or non-option argument.
+ *
+ * Destroy `*item` with argpar_item_destroy().
+ *
+ * * Returns `ARGPAR_ITER_NEXT_STATUS_OK`.
*
* If there are no more items to return, this function returns
- * `ARGPAR_ITER_PARSE_NEXT_STATUS_END`.
+ * `ARGPAR_ITER_NEXT_STATUS_END`.
+ *
+ * On failure, this function:
+ *
+ * * Returns one of:
*
- * On failure (status codes
- * `ARGPAR_ITER_PARSE_NEXT_STATUS_ERROR_UNKNOWN_OPT` and
- * `ARGPAR_ITER_PARSE_NEXT_STATUS_ERROR`), this function sets `*error`,
- * if not `NULL`, to a descriptive error string. Free `*error` with
- * free().
+ * `ARGPAR_ITER_NEXT_STATUS_ERROR_UNKNOWN_OPT`:
+ * Unknown option (not found in `descrs` as passed to
+ * argpar_iter_create() to create `iter`).
*
- * Create an argument parsing iterator with argpar_iter_create().
+ * `ARGPAR_ITER_NEXT_STATUS_ERROR_MISSING_OPT_ARG`:
+ * Missing option argument.
+ *
+ * `ARGPAR_ITER_NEXT_STATUS_ERROR_INVALID_ARG`:
+ * Invalid argument.
+ *
+ * `ARGPAR_ITER_NEXT_STATUS_ERROR_UNEXPECTED_OPT_ARG`:
+ * Unexpected option argument.
+ *
+ * `ARGPAR_ITER_NEXT_STATUS_ERROR_MEMORY`:
+ * Memory error.
+ *
+ * * Except for the `ARGPAR_ITER_NEXT_STATUS_ERROR_MEMORY` status,
+ * sets `*error`, if not `NULL`, to a descriptive error string.
+ * Free `*error` with free().
*/
-enum argpar_iter_parse_next_status argpar_iter_parse_next(
+enum argpar_iter_next_status argpar_iter_next(
struct argpar_iter *iter, const struct argpar_item **item,
char **error);
* the previously returned items.
*/
ARGPAR_HIDDEN
-unsigned int argpar_iter_get_ingested_orig_args(const struct argpar_iter *iter);
-
-/*
- * Destroys `item`, as created by argpar_iter_parse_next().
- */
-ARGPAR_HIDDEN
-void argpar_item_destroy(const struct argpar_item *item);
+unsigned int argpar_iter_ingested_orig_args(const struct argpar_iter *iter);
/*
* Destroys `_item` (`const struct argpar_item *`) and sets it to