1 files changed, 40 insertions, 9 deletions

diff --git a/src/string_vec.h b/src/string_vec.h
index f04b385..6f54d56 100644
--- a/src/string_vec.h
+++ b/src/string_vec.h
@@ -24,27 +24,58 @@ struct string_vec string_vec_create(void);
 
 void string_vec_destroy(struct string_vec *restrict vec);
 
-[[nodiscard("memory leaked")]]
-struct string_vec string_vec_copy(const struct string_vec *restrict vec);
-
 void string_vec_add(struct string_vec *restrict vec, const char *restrict str);
 
 void string_vec_sort(struct string_vec *restrict vec);
 
-void string_vec_history_sort(struct string_vec *restrict vec, struct history *history);
+struct scored_string *string_vec_find_sorted(struct string_vec *restrict vec, const char *str);
+
+
+/*
+ * Like a string_vec, but only store a reference to the corresponding string
+ * rather than copying it. Although compatible with the string_vec struct, we
+ * create a new struct to make the compiler complain if we mix them up.
+ */
+struct scored_string_ref {
+	char *string;
+	int32_t search_score;
+	int32_t history_score;
+};
+
+struct string_ref_vec {
+	size_t count;
+	size_t size;
+	struct scored_string_ref *buf;
+};
+
+/*
+ * Although some of these functions are identical to the corresponding
+ * string_vec ones, we create new functions to avoid potentially mixing up
+ * the two.
+ */
+[[nodiscard("memory leaked")]]
+struct string_ref_vec string_ref_vec_create(void);
+
+void string_ref_vec_destroy(struct string_ref_vec *restrict vec);
+
+[[nodiscard("memory leaked")]]
+struct string_ref_vec string_ref_vec_copy(const struct string_ref_vec *restrict vec);
+
+void string_ref_vec_add(struct string_ref_vec *restrict vec, char *restrict str);
+
+void string_ref_vec_history_sort(struct string_ref_vec *restrict vec, struct history *history);
 
 void string_vec_uniq(struct string_vec *restrict vec);
 
-struct scored_string *string_vec_find_sorted(struct string_vec *restrict vec, const char *str);
+struct scored_string_ref *string_ref_vec_find_sorted(struct string_ref_vec *restrict vec, const char *str);
 
 [[nodiscard("memory leaked")]]
-struct string_vec string_vec_filter(
-		const struct string_vec *restrict vec,
+struct string_ref_vec string_ref_vec_filter(
+		const struct string_ref_vec *restrict vec,
 		const char *restrict substr,
 		bool fuzzy);
 
 [[nodiscard("memory leaked")]]
-struct string_vec string_vec_load(FILE *file);
-void string_vec_save(struct string_vec *restrict vec, FILE *restrict file);
+struct string_ref_vec string_ref_vec_from_buffer(char *buffer);
 
 #endif /* STRING_VEC_H */