[gobject-introspection] [scannermain] Add - as an alias for stdout

[Johan Dahlin <johan src gnome org>]

commit ef09647a7e634d91ff6f7f0fd046a8964c26598c
Author: Johan Dahlin <johan gnome org>
Date:   Wed Sep 1 20:53:08 2010 -0300

    [scannermain] Add - as an alias for stdout

 giscanner/scannermain.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/giscanner/scannermain.py b/giscanner/scannermain.py
index fa9b621..587c661 100644
--- a/giscanner/scannermain.py
+++ b/giscanner/scannermain.py
@@ -356,7 +356,7 @@ def scanner_main(args):
     writer = Writer(transformer.namespace, shlibs, transformer.get_includes(),
                     exported_packages, options.c_includes)
     data = writer.get_xml()
-    if options.output:
+    if options.output and options.output != "-":
         tempdir = os.path.dirname(options.output) or os.getcwd()
         main_f = tempfile.NamedTemporaryFile(suffix='.gir', dir=tempdir, delete=False)
         main_f.write(data)