Signed-off-by: Andreas Robinson <andr345@xxxxxxxxx>
---
util.c | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/util.c b/util.c
index 07ac2b1..3802a02 100644
--- a/util.c
+++ b/util.c
@@ -123,6 +123,11 @@ char *underscores(char *string)
* The strings themselves are not actually kept in the table.
*
* Returns reallocated and updated string table. NULL = out of memory.
+ *
+ * Implementation note: The string table is designed to be lighter-weight
+ * and faster than a more conventional linked list that stores the strings
+ * in the list elements, as it does far fewer malloc/realloc calls
+ * and avoids copying entirely.
*/
struct string_table *strtbl_add(const char *str, struct string_table *tbl)
{
@@ -147,6 +152,14 @@ struct string_table *strtbl_add(const char *str, struct string_table *tbl)
}
/*
+ * strtbl_destroy - string table destructor
+ */
+void strtbl_free(struct string_table *tbl)
+{
+ free(tbl);
+}
+
+/*
* Get the basename in a pathname.
* Unlike the standard implementation, this does not copy the string.
*/
--
1.6.0.4
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