diff options
Diffstat (limited to 'string-list.h')
| -rw-r--r-- | string-list.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/string-list.h b/string-list.h index 1b3915b741..dc5fbc80ac 100644 --- a/string-list.h +++ b/string-list.h @@ -63,4 +63,33 @@ struct string_list_item *unsorted_string_list_lookup(struct string_list *list, const char *string); void unsorted_string_list_delete_item(struct string_list *list, int i, int free_util); + +/* + * Split string into substrings on character delim and append the + * substrings to list. The input string is not modified. + * list->strdup_strings must be set, as new memory needs to be + * allocated to hold the substrings. If maxsplit is non-negative, + * then split at most maxsplit times. Return the number of substrings + * appended to list. + * + * Examples: + * string_list_split(l, "foo:bar:baz", ':', -1) -> ["foo", "bar", "baz"] + * string_list_split(l, "foo:bar:baz", ':', 0) -> ["foo:bar:baz"] + * string_list_split(l, "foo:bar:baz", ':', 1) -> ["foo", "bar:baz"] + * string_list_split(l, "foo:bar:", ':', -1) -> ["foo", "bar", ""] + * string_list_split(l, "", ':', -1) -> [""] + * string_list_split(l, ":", ':', -1) -> ["", ""] + */ +int string_list_split(struct string_list *list, const char *string, + int delim, int maxsplit); + +/* + * Like string_list_split(), except that string is split in-place: the + * delimiter characters in string are overwritten with NULs, and the + * new string_list_items point into string (which therefore must not + * be modified or freed while the string_list is in use). + * list->strdup_strings must *not* be set. + */ +int string_list_split_in_place(struct string_list *list, char *string, + int delim, int maxsplit); #endif /* STRING_LIST_H */ |