From 1ea106fa050d479eb2092d2fa53d326fcbc21a44 Mon Sep 17 00:00:00 2001
From: Alex 'AdUser' Z <ad_user@runbox.com>
Date: Fri, 3 Feb 2017 18:46:26 +1000
Subject: [PATCH] * simdb_search_free()

---
 src/database.c | 10 ++++++++++
 src/simdb.h    | 10 ++++++++--
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/src/database.c b/src/database.c
index c335643..6da5d4c 100644
--- a/src/database.c
+++ b/src/database.c
@@ -365,6 +365,16 @@ simdb_search_init(simdb_search_t *search) {
   return;
 }
 
+void
+simdb_search_free(simdb_search_t *search) {
+  assert(search != NULL);
+
+  if (search->found == 0)
+    return;
+  FREE(search->matches);
+  search->found = 0;
+}
+
 int
 simdb_search(simdb_t *db, simdb_search_t *search, simdb_urec_t *sample) {
   simdb_match_t *matches;
diff --git a/src/simdb.h b/src/simdb.h
index 1470ef0..1458633 100644
--- a/src/simdb.h
+++ b/src/simdb.h
@@ -110,12 +110,18 @@ const char * simdb_error(int code);
  */
 void simdb_search_init(simdb_search_t *search);
 
+/**
+ * @brief Free search results
+ * @param search Pointer to search struct
+ */
+void simdb_search_free(simdb_search_t *search);
+
 /**
  * @brief Compare given record in database to other records
  * @param db Database handle
  * @param num Record sample number
  * @param search Search parameters
- * @param matches Pointer to storage for found matches (allocated)
+ * @note If called with non-empty search struct, results will be free()ed automatically
  * @retval >0 if found some matches
  * @retval  0 if nothing found
  * @retval <0 on error
@@ -127,7 +133,7 @@ int simdb_search_byid(simdb_t *db, simdb_search_t *search, int num);
  * @param db Database handle
  * @param file Path to file to compare against database
  * @param search Search parameters
- * @param matches Pointer to storage for found matches (allocated)
+ * @note If called with non-empty search struct, results will be free()ed automatically
  * @retval >0 if found some matches
  * @retval  0 if nothing found
  * @retval <0 on error