[glib] Document length parameter of g_settings_get/set_strv

[Matthias Clasen <matthiasc src gnome org>]

commit e8bc8c6cbf86ee07a56f3eaa9fdb44b97ad12c6d
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat May 8 20:10:57 2010 -0400

    Document length parameter of g_settings_get/set_strv
    
    This parameter was not mentioned in the doc comment, as pointed
    out in bug 617767.

 gio/gsettings.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gio/gsettings.c b/gio/gsettings.c
index fc98176..8f77c8f 100644
--- a/gio/gsettings.c
+++ b/gio/gsettings.c
@@ -1791,6 +1791,7 @@ g_settings_set_boolean (GSettings  *settings,
  * g_settings_get_strv:
  * @settings: a #GSettings object
  * @key: the key to get the value for
+ * @length: return location for the length of the result, or %NULL
  * @returns: a newly-allocated, %NULL-terminated array of strings
  *
  * Gets the value that is stored at @key in @settings.
@@ -1822,6 +1823,7 @@ g_settings_get_strv (GSettings   *settings,
  * @settings: a #GSettings object
  * @key: the name of the key to set
  * @value: the value to set it to
+ * @length: the length of the @value array, or -1
  * @returns: %TRUE if setting the key succeeded,
  *     %FALSE if the key was not writable
  *