[tracker] tracker-extract, msoffice: Add debugging aid for when opening file fails

[Philip Van Hoof <pvanhoof src gnome org>]

commit 8b1cc2d9efaf7d3c909705d681b9e3f5af926d80
Author: Philip Van Hoof <philip codeminded be>
Date:   Tue Jan 3 10:57:33 2012 +0100

    tracker-extract, msoffice: Add debugging aid for when opening file fails
    
    Related: NB#296009.

 src/tracker-extract/tracker-extract-msoffice.c |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/src/tracker-extract/tracker-extract-msoffice.c b/src/tracker-extract/tracker-extract-msoffice.c
index a1b83de..03a3b0b 100644
--- a/src/tracker-extract/tracker-extract-msoffice.c
+++ b/src/tracker-extract/tracker-extract-msoffice.c
@@ -752,6 +752,7 @@ open_file (const gchar *filename, FILE *file)
 {
 	GsfInput *input;
 	GsfInfile *infile;
+	GError *error = NULL;
 
 	input = gsf_input_stdio_new_FILE (filename, file, TRUE);
 	
@@ -759,7 +760,13 @@ open_file (const gchar *filename, FILE *file)
 		return NULL;
 	}
 
-	infile = gsf_infile_msole_new (input, NULL);
+	infile = gsf_infile_msole_new (input, &error);
+
+	if (error) {
+		g_warning ("Failed to open file: %s", error->message);
+		g_error_free (error);
+	}
+
 	g_object_unref (input);
 
 	return infile;