diff options
Diffstat (limited to 'lib/bb/parse/parse_c/BBHandler.py')
| -rw-r--r-- | lib/bb/parse/parse_c/BBHandler.py | 107 |
1 files changed, 77 insertions, 30 deletions
diff --git a/lib/bb/parse/parse_c/BBHandler.py b/lib/bb/parse/parse_c/BBHandler.py index 984ba394c..b430e1f4e 100644 --- a/lib/bb/parse/parse_c/BBHandler.py +++ b/lib/bb/parse/parse_c/BBHandler.py @@ -5,30 +5,30 @@ Reads a .bb file and obtains its metadata (using a C++ parser) Copyright (C) 2006 Tim Robert Ansell - Copyright (C) 2006 Holger Hans Peter Freyther - + Copyright (C) 2006 Holger Hans Peter Freyther + 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. - Permission is hereby granted, free of charge, to any person obtaining a copy - of this software and associated documentation files (the "Software"), to deal - in the Software without restriction, including without limitation the rights - to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - copies of the Software, and to permit persons to whom the Software is - furnished to do so, subject to the following conditions: - - The above copyright notice and this permission notice shall be included in all - copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT - SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, - DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR - THE USE OR OTHER DEALINGS IN THE SOFTWARE. + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to deal + in the Software without restriction, including without limitation the rights + to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included in all + copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT + SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, + DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR + THE USE OR OTHER DEALINGS IN THE SOFTWARE. """ import os, sys @@ -66,27 +66,52 @@ def init(fn, data): if not bb.data.getVar('BBPATH', data): bb.data.setVar('BBPATH', os.path.join(sys.prefix, 'share', 'bitbake'), data) +def handle_inherit(d): + """ + Handle inheriting of classes. This will load all default classes. + It could be faster, it could detect infinite loops but this is todo + Also this delayed loading of bb.parse could impose a penalty + """ + from bb.parse import handle + + files = (data.getVar('INHERIT', d, True) or "").split() + if not "base" in i: + files[0:0] = ["base"] + + __inherit_cache = data.getVar('__inherit_cache', d) or [] + for f in files: + file = data.expand(f, d) + if file[0] != "/" and file[-8:] != ".bbclass": + file = os.path.join('classes', '%s.bbclass' % file) + + if not file in __inherit_cache: + debug(2, "BB %s:%d: inheriting %s" % (fn, lineno, file)) + __inherit_cache.append( file ) + + try: + handle(file, d, True) + except IOError: + print "Failed to inherit %s" % file + data.setVar('__inherit_cache', __inherit_cache, d) + def handle(fn, d, include): from bb import data, parse - #print "" - #print "fn: %s" % fn - #print "data: %s" % d - #print dir(d) - #print d.getVar.__doc__ - #print "include: %s" % fn + (root, ext) = os.path.splitext(os.path.basename(fn)) + base_name = "%s%s" % (root,ext) # initialize with some data init(fn,d) # check if we include or are the beginning + oldfile = None if include: oldfile = d.getVar('FILE', False) - else: - if fn[-5:] == ".conf": - data.inheritFromOS(d) - oldfile = None + is_conf = False + elif ext == ".conf": + is_conf = True + data.inheritFromOS(d) # find the file if not os.path.isabs(fn): @@ -102,13 +127,35 @@ def handle(fn, d, include): if include: parse.mark_dependency(d, abs_fn) + # manipulate the bbpath + if ext != ".bbclass" and ext != ".conf": + old_bb_path = data.getVar('BBPATH', d) + data.setVar('BBPATH', os.path.dirname(abs_fn) + (":%s" %old_bb_path) , d) + + # handle INHERITS and base inherit + if ext != ".bbclass" and ext != ".conf": + data.setVar('FILE', fn, d) + handle_interit(d) + # now parse this file - by defering it to C++ - parsefile(abs_fn, d) + parsefile(abs_fn, d, is_conf) + + # Finish it up + if include == 0: + data.expandKeys(d) + data.update_data(d) + #### !!! XXX Finish it up by executing the anonfunc + # restore the original FILE if oldfile: d.setVar('FILE', oldfile) + # restore bbpath + if ext != ".bbclass" and ext != ".conf": + data.setVar('BBPATH', old_bb_path, d ) + + return d |