[gtk-builder-win] python-config: improve a bit more the script to not show duplicates

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 9cf2c4ad09275c74dd3370988785daf04e5188c7
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Tue Jul 15 09:02:17 2014 +0200

    python-config: improve a bit more the script to not show duplicates

 win32/z_Install/Tools/python2.7-config |   23 +++++++++++++----------
 1 files changed, 13 insertions(+), 10 deletions(-)
---
diff --git a/win32/z_Install/Tools/python2.7-config b/win32/z_Install/Tools/python2.7-config
index a4dbd67..05944a0 100755
--- a/win32/z_Install/Tools/python2.7-config
+++ b/win32/z_Install/Tools/python2.7-config
@@ -18,17 +18,20 @@ pyver = sysconfig.get_config_var('VERSION')
 
 opt_flags = [flag for (flag, val) in opts]
 
+flags = None
+libs = []
 for opt in opt_flags:
     if opt in ('--includes', '--cflags'):
         flags = '-I' + sysconfig.get_python_inc(plat_specific=True)
         flags = flags.replace('\\', '/')
-        print(flags)
-    elif opt in ('--libs', '--ldflags'):
-        libs = ['-lpython' + pyver]
-
-        if opt == '--ldflags':
-            p = os.path.join (sys.prefix, 'libs')
-            p = p.replace ('\\', '/')
-            libs.insert(0, '-L' + p)
-
-        print(' '.join(libs))
+    elif opt == '--libs':
+        libs.append('-lpython' + pyver)
+    elif opt == '--ldflags':
+        p = os.path.join (sys.prefix, 'libs')
+        p = p.replace ('\\', '/')
+        libs.insert(0, '-L' + p)
+
+if flags:
+    print(flags)
+elif len(libs) > 0:
+    print(' '.join(libs))