[gnome-builder] git: ensure logs are sent to stderr from daemon

[Christian Hergert <chergert src gnome org>]

commit 76f14dc46d92017244df1b0af952ef6633394ed3
Author: Christian Hergert <chergert redhat com>
Date:   Wed Apr 10 00:22:58 2019 -0700

    git: ensure logs are sent to stderr from daemon

 src/plugins/git/daemon/gnome-builder-git.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
---
diff --git a/src/plugins/git/daemon/gnome-builder-git.c b/src/plugins/git/daemon/gnome-builder-git.c
index b70b72b07..7e3a7baa9 100644
--- a/src/plugins/git/daemon/gnome-builder-git.c
+++ b/src/plugins/git/daemon/gnome-builder-git.c
@@ -52,6 +52,15 @@ create_connection (GIOStream  *stream,
   return ret;
 }
 
+static void
+log_func (const gchar    *log_domain,
+          GLogLevelFlags  flags,
+          const gchar    *message,
+          gpointer        user_data)
+{
+  g_printerr ("gnome-builder-git: %s\n", message);
+}
+
 gint
 main (gint argc,
       gchar *argv[])
@@ -73,6 +82,8 @@ main (gint argc,
 
   ggit_init ();
 
+  g_log_set_handler (NULL, G_LOG_LEVEL_MASK, log_func, NULL);
+
   if (!g_unix_set_fd_nonblocking (STDIN_FILENO, TRUE, &error) ||
       !g_unix_set_fd_nonblocking (STDOUT_FILENO, TRUE, &error))
     goto error;