kernelshark: Add compat gtk_menu_item_get_label() function

The gtk_menu_item_get_label() function was implemented in gtk 2.16.
This adds the compat function for building kernelshark against
gtk earlier than 2.16.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

2 files changed, 10 insertions, 0 deletions

diff --git a/trace-compat.c b/trace-compat.c
index e1652e0..cd939b3 100644
--- a/trace-compat.c
+++ b/trace-compat.c
@@ -45,6 +45,15 @@ void gtk_cell_renderer_get_padding(GtkCellRenderer *cell,
 
 #if GTK_VERSION < CALC_GTK_VERSION(2,16,0)
 
+const gchar *gtk_menu_item_get_label(GtkMenuItem *menu_item)
+{
+        g_return_val_if_fail(GTK_IS_MENU_ITEM(menu_item), NULL);
+
+        if (GTK_IS_LABEL(GTK_BIN(menu_item)->child))
+                return gtk_label_get_label(GTK_LABEL(GTK_BIN(menu_item)->child));
+        return NULL;
+}
+
 void gtk_menu_item_set_label(GtkMenuItem *menu_item, const gchar *label)
 {
         g_return_if_fail(GTK_IS_MENU_ITEM(menu_item));
diff --git a/trace-compat.h b/trace-compat.h
index ce7759d..7795678 100644
--- a/trace-compat.h
+++ b/trace-compat.h
@@ -35,6 +35,7 @@ void gtk_cell_renderer_get_padding(GtkCellRenderer *cell,
 
 #if GTK_VERSION < CALC_GTK_VERSION(2,16,0)
 
+const gchar *gtk_menu_item_get_label(GtkMenuItem *menu_item);
 void gtk_menu_item_set_label(GtkMenuItem *menu_item, const gchar *label);
 
 #endif /* version < 2.16.0 */