Windows port: Make g-ir-annotiotion-tool, g-ir-doc-tool and g-ir-scan…

…ner 'relocatable' at runtime.

https://bugzilla.gnome.org/show_bug.cgi?id=620566

tools/g-ir-annotation-tool.in

@@ -23,24 +23,26 @@ import os
 import sys
 import __builtin__
 
-__builtin__.__dict__['DATADIR'] = "@datarootdir@"
-
 if 'GI_SCANNER_DEBUG' in os.environ:
     def on_exception(exctype, value, tb):
         print "Caught exception: %r %r" % (exctype, value)
         import pdb
         pdb.pm()
     sys.excepthook = on_exception
 
-srcdir=os.getenv('UNINSTALLED_INTROSPECTION_SRCDIR', None)
-if srcdir is not None:
-    path = srcdir
+if os.name == 'nt':
+    datadir = os.path.join(os.path.dirname(__file__), '..', 'share')
+    pylibdir = os.path.join(os.path.dirname(__file__), '..', 'lib', 'gobject-introspection')
 else:
-    # This is a private directory, we don't want to pollute the global
-    # namespace.
-    path = os.path.join('@libdir@', 'gobject-introspection')
-sys.path.insert(0, path)
+    datadir = "@datarootdir@"
+    pylibdir = os.path.join('@libdir@', 'gobject-introspection')
 
-from giscanner.annotationmain import annotation_main
+srcdir = os.getenv('UNINSTALLED_INTROSPECTION_SRCDIR', None)
+if srcdir is not None:
+    pylibdir = srcdir
+
+__builtin__.__dict__['DATADIR'] = datadir
+sys.path.insert(0, pylibdir)
 
+from giscanner.annotationmain import annotation_main
 sys.exit(annotation_main(sys.argv))

tools/g-ir-doc-tool.in

@@ -23,24 +23,26 @@ import os
 import sys
 import __builtin__
 
-__builtin__.__dict__['DATADIR'] = "@datarootdir@"
-
 if 'GI_SCANNER_DEBUG' in os.environ:
     def on_exception(exctype, value, tb):
         print "Caught exception: %r %r" % (exctype, value)
         import pdb
         pdb.pm()
     sys.excepthook = on_exception
 
+if os.name == 'nt':
+    datadir = os.path.join(os.path.dirname(__file__), '..', 'share')
+    pylibdir = os.path.join(os.path.dirname(__file__), '..', 'lib', 'gobject-introspection')
+else:
+    datadir = "@datarootdir@"
+    pylibdir = os.path.join('@libdir@', 'gobject-introspection')
+
 srcdir = os.getenv('UNINSTALLED_INTROSPECTION_SRCDIR', None)
 if srcdir is not None:
-    path = srcdir
-else:
-    # This is a private directory, we don't want to pollute the global
-    # namespace.
-    path = os.path.join('@libdir@', 'gobject-introspection')
-sys.path.insert(0, path)
+    pylibdir = srcdir
 
-from giscanner.docmain import doc_main
+__builtin__.__dict__['DATADIR'] = datadir
+sys.path.insert(0, pylibdir)
 
+from giscanner.docmain import doc_main
 sys.exit(doc_main(sys.argv))

tools/g-ir-scanner.in

@@ -23,24 +23,26 @@ import os
 import sys
 import __builtin__
 
-__builtin__.__dict__['DATADIR'] = "@datarootdir@"
-
 if 'GI_SCANNER_DEBUG' in os.environ:
     def on_exception(exctype, value, tb):
         print "Caught exception: %r %r" % (exctype, value)
         import pdb
         pdb.pm()
     sys.excepthook = on_exception
 
+if os.name == 'nt':
+    datadir = os.path.join(os.path.dirname(__file__), '..', 'share')
+    pylibdir = os.path.join(os.path.dirname(__file__), '..', 'lib', 'gobject-introspection')
+else:
+    datadir = "@datarootdir@"
+    pylibdir = os.path.join('@libdir@', 'gobject-introspection')
+
 srcdir = os.getenv('UNINSTALLED_INTROSPECTION_SRCDIR', None)
 if srcdir is not None:
-    path = srcdir
-else:
-    # This is a private directory, we don't want to pollute the global
-    # namespace.
-    path = os.path.join('@libdir@', 'gobject-introspection')
-sys.path.insert(0, path)
+    pylibdir = srcdir
 
-from giscanner.scannermain import scanner_main
+__builtin__.__dict__['DATADIR'] = datadir
+sys.path.insert(0, pylibdir)
 
+from giscanner.scannermain import scanner_main
 sys.exit(scanner_main(sys.argv))