Fix g_subprocess_launcher_spawn

This function turns a varargs argument list into a string array,
but forgets to NULL-terminate it. This function was not covered
by unit tests...so it was broken.

1 files changed, 2 insertions, 0 deletions

diff --git a/gio/gsubprocesslauncher.c b/gio/gsubprocesslauncher.c
index d6463e3ed..96f8454fe 100644
--- a/gio/gsubprocesslauncher.c
+++ b/gio/gsubprocesslauncher.c
@@ -701,6 +701,8 @@ g_subprocess_launcher_spawn (GSubprocessLauncher  *launcher,
   while ((arg = va_arg (ap, const gchar *)))
     g_ptr_array_add (args, (gchar *) arg);
 
+  g_ptr_array_add (args, NULL);
+
   result = g_subprocess_launcher_spawnv (launcher, (const gchar * const *) args->pdata, error);
 
   g_ptr_array_free (args, TRUE);