[gobject-introspection] Fix checks in gfield.c

[Owen Taylor <otaylor src gnome org>]

commit 578717e32c3c15fb2e99068e0ef9ee90171fd8ba
Author: Owen W. Taylor <otaylor fishsoup net>
Date:   Tue Apr 21 10:57:50 2009 -0400

    Fix checks in gfield.c
    
    When checking if the readable/writable flags are missing for the fields
    we are trying to read and write, use (a & flag) == 0, not (!a & flag).
    
    http://bugzilla.gnome.org/show_bug.cgi?id=579727

 girepository/gfield.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/girepository/gfield.c b/girepository/gfield.c
index 2fa9822..94c2fb5 100644
--- a/girepository/gfield.c
+++ b/girepository/gfield.c
@@ -25,7 +25,7 @@ g_field_info_get_field (GIFieldInfo *field_info,
     GITypeInfo *type_info;
     gboolean result = FALSE;
 
-    if (!g_field_info_get_flags (field_info) & GI_FIELD_IS_READABLE)
+    if ((g_field_info_get_flags (field_info) & GI_FIELD_IS_READABLE) == 0)
       return FALSE;
 
     offset = g_field_info_get_offset (field_info);
@@ -219,7 +219,7 @@ g_field_info_get_field (GIFieldInfo *field_info,
  * to write fields where memory management would by required. A field
  * with a type such as 'char *' must be set with a setter function.
  *
- * Returns: %TRUE if reading the field succeeded, otherwise %FALSE
+ * Returns: %TRUE if writing the field succeeded, otherwise %FALSE
  */
 gboolean
 g_field_info_set_field (GIFieldInfo     *field_info,
@@ -230,7 +230,7 @@ g_field_info_set_field (GIFieldInfo     *field_info,
     GITypeInfo *type_info;
     gboolean result = FALSE;
 
-    if (!g_field_info_get_flags (field_info) & GI_FIELD_IS_WRITABLE)
+    if ((g_field_info_get_flags (field_info) & GI_FIELD_IS_WRITABLE) == 0)
       return FALSE;
 
     offset = g_field_info_get_offset (field_info);