[libgsystem] localalloc: Add gs_strfreev

[Colin Walters <walters src gnome org>]

commit 00bd926b02e30484942405379c23e493c048b793
Author: Colin Walters <walters verbum org>
Date:   Thu Aug 29 15:03:47 2013 -0400

    localalloc: Add gs_strfreev
    
    NetworkManager uses strvs quite a lot.

 gsystem-local-alloc.c |    6 ++++++
 gsystem-local-alloc.h |    8 ++++++++
 2 files changed, 14 insertions(+), 0 deletions(-)
---
diff --git a/gsystem-local-alloc.c b/gsystem-local-alloc.c
index 3c3d50a..0d404ff 100644
--- a/gsystem-local-alloc.c
+++ b/gsystem-local-alloc.c
@@ -142,3 +142,9 @@ gs_local_bytes_unref (void *loc)
 {
   _gs_local_free(GBytes, g_bytes_unref);
 }
+
+void
+gs_local_strfreev (void *loc)
+{
+  _gs_local_free(char **, g_strfreev);
+}
diff --git a/gsystem-local-alloc.h b/gsystem-local-alloc.h
index 71ff07d..4c63dcf 100644
--- a/gsystem-local-alloc.h
+++ b/gsystem-local-alloc.h
@@ -40,6 +40,7 @@ void gs_local_ptrarray_unref (void *loc);
 void gs_local_hashtable_unref (void *loc);
 void gs_local_checksum_free (void *loc);
 void gs_local_bytes_unref (void *loc);
+void gs_local_strfreev (void *loc);
 
 /**
  * gs_free:
@@ -129,6 +130,13 @@ void gs_local_bytes_unref (void *loc);
  */
 #define gs_unref_bytes __attribute__ ((cleanup(gs_local_bytes_unref)))
 
+/**
+ * gs_strfreev:
+ *
+ * Call g_strfreev() on a variable location when it goes out of scope.
+ */
+#define gs_strfreev __attribute__ ((cleanup(gs_local_strfreev)))
+
 G_END_DECLS
 
 #endif