Add bitbake-dev to allow ease of testing and development of bitbake trunk

git-svn-id: https://svn.o-hand.com/repos/poky/trunk@5337 311d38ba-8fff-0310-9ca6-ca027cbcb966

bitbake-dev/lib/bb/parse/__init__.py

@@ -0,0 +1,80 @@
+"""
+BitBake Parsers
+
+File parsers for the BitBake build tools.
+
+"""
+
+
+# Copyright (C) 2003, 2004  Chris Larson
+# Copyright (C) 2003, 2004  Phil Blundell
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# 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.
+#
+# Based on functions from the base bb module, Copyright 2003 Holger Schurig
+
+__all__ = [ 'ParseError', 'SkipPackage', 'cached_mtime', 'mark_dependency',
+            'supports', 'handle', 'init' ]
+handlers = []
+
+import bb, os
+
+class ParseError(Exception):
+    """Exception raised when parsing fails"""
+
+class SkipPackage(Exception):
+    """Exception raised to skip this package"""
+
+__mtime_cache = {}
+def cached_mtime(f):
+    if not __mtime_cache.has_key(f):
+        __mtime_cache[f] = os.stat(f)[8]
+    return __mtime_cache[f]
+
+def cached_mtime_noerror(f):
+    if not __mtime_cache.has_key(f):
+        try:
+            __mtime_cache[f] = os.stat(f)[8]
+        except OSError:
+            return 0
+    return __mtime_cache[f]
+
+def mark_dependency(d, f):
+    if f.startswith('./'):
+        f = "%s/%s" % (os.getcwd(), f[2:])
+    deps = bb.data.getVar('__depends', d) or []
+    deps.append( (f, cached_mtime(f)) )
+    bb.data.setVar('__depends', deps, d)
+
+def supports(fn, data):
+    """Returns true if we have a handler for this file, false otherwise"""
+    for h in handlers:
+        if h['supports'](fn, data):
+            return 1
+    return 0
+
+def handle(fn, data, include = 0):
+    """Call the handler that is appropriate for this file"""
+    for h in handlers:
+        if h['supports'](fn, data):
+            return h['handle'](fn, data, include)
+    raise ParseError("%s is not a BitBake file" % fn)
+
+def init(fn, data):
+    for h in handlers:
+        if h['supports'](fn):
+            return h['init'](data)
+
+
+from parse_py import __version__, ConfHandler, BBHandler