[gtk-doc] scangobj: log debug when keeping intermediate files

[Stefan Sauer <stefkost src gnome org>]

commit a6da7887030e7cf4a38fe23cf8ae12a2de66486a
Author: Stefan Sauer <ensonic users sf net>
Date:   Thu Jun 22 22:02:20 2017 +0200

    scangobj: log debug when keeping intermediate files

 gtkdoc/scangobj.py |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gtkdoc/scangobj.py b/gtkdoc/scangobj.py
index f4ff9ed..8d3a956 100644
--- a/gtkdoc/scangobj.py
+++ b/gtkdoc/scangobj.py
@@ -1275,6 +1275,9 @@ def run(options):
         os.unlink(c_file)
         os.unlink(o_file)
         os.unlink(x_file)
+    else:
+        logging.debug('Keeping generated sources for analysis: %s, %s, %s',
+                      c_file, o_file, x_file)
 
     common.UpdateFileIfChanged(old_signals_filename, new_signals_filename, False)
     common.UpdateFileIfChanged(old_hierarchy_filename, new_hierarchy_filename, False)