[glib] glib-genmarshal.c: Use G_VA_COPY instead of va_copy()

[Chun-wei Fan <fanchunwei src gnome org>]

commit d642bf442ffcfba52c58764b03ac6dcf21feb1cf
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Thu Mar 8 15:04:17 2012 +0800

    glib-genmarshal.c: Use G_VA_COPY instead of va_copy()
    
    In the code generation portion, va_copy() is not universally available,
    so use the existing G_VA_COPY macro that in turn calls va_copy() if it
    is available or call an appropriate emulation otherwise.

 gobject/glib-genmarshal.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gobject/glib-genmarshal.c b/gobject/glib-genmarshal.c
index 2283b26..5aaaf1d 100644
--- a/gobject/glib-genmarshal.c
+++ b/gobject/glib-genmarshal.c
@@ -549,7 +549,7 @@ generate_marshal (const gchar *signame,
       if (has_arg)
 	{
 	  g_fprintf (fout, "\n");
-	  g_fprintf (fout, "  va_copy (args_copy, args);\n");
+	  g_fprintf (fout, "  G_VA_COPY (args_copy, args);\n");
 	  i = 0;
 	  for (node = sig->args; node; node = node->next)
 	    {