From 341fc9d4ef9f62b5a39806e18efced597e39e2bf Mon Sep 17 00:00:00 2001
From: brianb <brianb>
Date: Mon, 12 Apr 2004 14:33:56 +0000
Subject: [PATCH] free backend structures on exit

---
 ChangeLog            |  5 +++++
 include/mdbtools.h   |  1 +
 src/libmdb/backend.c | 11 +++++++++++
 src/libmdb/mem.c     |  3 +--
 4 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index c685b6b..48007be 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Apr 12 09:56:23 EDT 2004	Brian Bruns <brian@bruns.com>
+	* include/mdbtools:
+	* src/libmdb/mem.c:
+	* src/libmdb/backend.c: free backends on exit (Jeff Smith)
+
 Thu Mar 25 04:56:05 EST 2004	Brian Bruns <brian@bruns.com>
 	* src/odbc/odbc.c(_SQLFreeStmt): call mdb_sql_reset on stmt drop (Jeff Smith)
 
diff --git a/include/mdbtools.h b/include/mdbtools.h
index 4645a90..9e3265b 100644
--- a/include/mdbtools.h
+++ b/include/mdbtools.h
@@ -446,6 +446,7 @@ extern char *mdb_get_coltype_string(MdbBackend *backend, int col_type);
 extern int  mdb_coltype_takes_length(MdbBackend *backend, int col_type);
 extern void mdb_init_backends();
 extern void mdb_register_backend(MdbBackend *backend, char *backend_name);
+extern void mdb_remove_backends();
 extern int  mdb_set_default_backend(MdbHandle *mdb, char *backend_name);
 extern char *mdb_get_relationships(MdbHandle *mdb);
 
diff --git a/src/libmdb/backend.c b/src/libmdb/backend.c
index 02208fe..30ce3ea 100644
--- a/src/libmdb/backend.c
+++ b/src/libmdb/backend.c
@@ -192,6 +192,17 @@ void mdb_register_backend(MdbBackend *backend, char *backend_name)
 {
 	g_hash_table_insert(mdb_backends,backend_name,backend);
 }
+static gboolean mdb_drop_backend(gpointer key, gpointer value, gpointer data)
+{
+	MdbBackend *backend = (MdbBackend *)value;
+	g_free (backend);
+	return TRUE;
+}
+void mdb_remove_backends()
+{
+	g_hash_table_foreach_remove(mdb_backends, mdb_drop_backend, NULL);
+	g_hash_table_destroy(mdb_backends);
+}
 int mdb_set_default_backend(MdbHandle *mdb, char *backend_name)
 {
 MdbBackend *backend;
diff --git a/src/libmdb/mem.c b/src/libmdb/mem.c
index 1a77969..7a43d85 100644
--- a/src/libmdb/mem.c
+++ b/src/libmdb/mem.c
@@ -31,8 +31,7 @@ void mdb_init()
 
 void mdb_exit()
 {
-	/* FIX ME -- need to deallocate backend structures */
-	g_hash_table_destroy(mdb_backends);
+	mdb_remove_backends();
 }
 
 MdbStatistics *mdb_alloc_stats(MdbHandle *mdb)