[folks] core: Set G_MESSAGES_DEBUG when parsing debug domains

[Philip Withnall <pwithnall src gnome org>]

commit c34cd4b9f07b22f3813c3f26051521cb6338ea5e
Author: Philip Withnall <philip tecnocode co uk>
Date:   Mon Jan 9 10:55:02 2012 +0000

    core: Set G_MESSAGES_DEBUG when parsing debug domains
    
    This stops GLib from dropping all our debug output (unless the user has
    remembered to set G_MESSAGES_DEBUG manually in addition to FOLKS_DEBUG).

 folks/debug.vala |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/folks/debug.vala b/folks/debug.vala
index 233af2f..1cdfcc6 100644
--- a/folks/debug.vala
+++ b/folks/debug.vala
@@ -255,6 +255,11 @@ public class Folks.Debug : Object
 
       retval.colour_enabled = colour_enabled;
 
+      /* Unconditionally enable all G_MESSAGES_DEBUG domains, or GLib's default
+       * log handler will drop all our output. We don't spawn any subprocesses,
+       * so this shouldn't leak and cause problems elsewhere. */
+      Environment.set_variable ("G_MESSAGES_DEBUG", "all", true);
+
       return retval;
     }