Bug 556358 - don't use libtool internals

2008-10-21  Johan Dahlin  <johan@gnome.org>

        Bug 556358 - don't use libtool internals

        * giscanner/Makefile.am:
        * giscanner/libtoolimporter.py:
        * giscanner/sourcescanner.py:
        * giscanner/utils.py:
        Add a python meta importer and remove a libtool symlink hack.


svn path=/trunk/; revision=767

1 files changed, 52 insertions, 0 deletions

diff --git a/giscanner/libtoolimporter.py b/giscanner/libtoolimporter.py
new file mode 100644
index 00000000..2971815e
--- /dev/null
+++ b/giscanner/libtoolimporter.py
@@ -0,0 +1,52 @@
+# -*- Mode: Python -*-
+# GObject-Introspection - a framework for introspecting GObject libraries
+# Copyright (C) 2008  Johan Dahlin
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
+#
+
+import imp
+import os
+import sys
+
+from .utils import extract_libtool
+
+
+class LibToolImporter(object):
+    def __init__(self, name, path):
+        self.name = name
+        self.path = path
+
+    @staticmethod
+    def find_module(name, path=None):
+        modname = name.split('.')[-1]
+        for part in path or sys.path:
+            full = os.path.join(part, '.libs', modname + '.la')
+            if os.path.exists(full):
+                return LibToolImporter(name, full)
+        raise SystemExit
+
+    def load_module(self, name):
+        realpath = extract_libtool(self.path)
+        mod = imp.load_module(name, open(realpath), realpath,
+                              ('.so', 'rb', 3))
+        return mod
+
+def install_libtoolimporter():
+    sys.meta_path.append(LibToolImporter)
+
+def uninstall_libtoolimporter():
+    sys.meta_path.remove(LibToolImporter)