[libgsystem] localalloc: Add cleanup functions for checksum and variant builders

[Colin Walters <walters src gnome org>]

commit 3f54cb1ee4adb44f67869a098eb62ca8e9568fd9
Author: Colin Walters <walters verbum org>
Date:   Wed Aug 14 01:06:46 2013 +0200

    localalloc: Add cleanup functions for checksum and variant builders
    
    Used in ostree.

 gsystem-local-alloc.c |   12 ++++++++++++
 gsystem-local-alloc.h |   19 +++++++++++++++++++
 2 files changed, 31 insertions(+), 0 deletions(-)
---
diff --git a/gsystem-local-alloc.c b/gsystem-local-alloc.c
index fbf1997..acac1a6 100644
--- a/gsystem-local-alloc.c
+++ b/gsystem-local-alloc.c
@@ -108,6 +108,12 @@ gs_local_variant_iter_free (void *loc)
 }
 
 void
+gs_local_variant_builder_free (void *loc)
+{
+  _gs_local_free(GVariantBuilder, g_variant_builder_free);
+}
+
+void
 gs_local_ptrarray_unref (void *loc)
 {
   _gs_local_free(GPtrArray, g_ptr_array_unref);
@@ -124,3 +130,9 @@ gs_local_hashtable_unref (void *loc)
 {
   _gs_local_free(GHashTable, g_hash_table_unref);
 }
+
+void
+gs_local_checksum_free (void *loc)
+{
+  _gs_local_free(GChecksum, g_checksum_free);
+}
diff --git a/gsystem-local-alloc.h b/gsystem-local-alloc.h
index 8797cac..abdd371 100644
--- a/gsystem-local-alloc.h
+++ b/gsystem-local-alloc.h
@@ -34,9 +34,11 @@ void gs_local_free (void *loc);
 void gs_local_obj_unref (void *loc);
 void gs_local_variant_unref (void *loc);
 void gs_local_variant_iter_free (void *loc);
+void gs_local_variant_builder_free (void *loc);
 void gs_local_array_unref (void *loc);
 void gs_local_ptrarray_unref (void *loc);
 void gs_local_hashtable_unref (void *loc);
+void gs_local_checksum_free (void *loc);
 
 /**
  * gs_free:
@@ -72,6 +74,14 @@ void gs_local_hashtable_unref (void *loc);
 #define gs_free_variant_iter __attribute__ ((cleanup(gs_local_variant_iter_free)))
 
 /**
+ * gs_free_variant_builder:
+ *
+ * Call g_variant_builder_free() on a variable location when it goes out of
+ * scope.
+ */
+#define gs_free_variant_builder __attribute__ ((cleanup(gs_local_variant_builder_free)))
+
+/**
  * gs_unref_array:
  *
  * Call g_array_unref() on a variable location when it goes out of
@@ -100,6 +110,15 @@ void gs_local_hashtable_unref (void *loc);
  */
 #define gs_unref_hashtable __attribute__ ((cleanup(gs_local_hashtable_unref)))
 
+/**
+ * gs_free_checksum:
+ *
+ * Call g_checksum_free() on a variable location when it goes out
+ * of scope.  Note that unlike g_checksum_free(), the variable may
+ * be %NULL.
+ */
+#define gs_free_checksum __attribute__ ((cleanup(gs_local_free_checksum)))
+
 G_END_DECLS
 
 #endif