bitbake: [parser] Move evaluating into the ast class...
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
This commit is contained in:
parent
e9d8dd2abf
commit
5bac3403d7
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@ -0,0 +1,191 @@
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# ex:ts=4:sw=4:sts=4:et
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# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
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"""
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AbstractSyntaxTree classes for the Bitbake language
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"""
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# Copyright (C) 2003, 2004 Chris Larson
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# Copyright (C) 2003, 2004 Phil Blundell
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# Copyright (C) 2009 Holger Hans Peter Freyther
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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import bb, re
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__word__ = re.compile(r"\S+")
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__parsed_methods__ = methodpool.get_parsed_dict()
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def handleInclude(m, fn, lineno, data, force):
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s = bb.data.expand(m.group(1), data)
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bb.msg.debug(3, bb.msg.domain.Parsing, "CONF %s:%d: including %s" % (fn, lineno, s))
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if force:
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include(fn, s, data, "include required")
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else:
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include(fn, s, data, False)
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def handleExport(m, data):
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bb.data.setVarFlag(m.group(1), "export", 1, data)
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def handleData(groupd, data):
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key = groupd["var"]
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if "exp" in groupd and groupd["exp"] != None:
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bb.data.setVarFlag(key, "export", 1, data)
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if "ques" in groupd and groupd["ques"] != None:
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val = getFunc(groupd, key, data)
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if val == None:
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val = groupd["value"]
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elif "colon" in groupd and groupd["colon"] != None:
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e = data.createCopy()
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bb.data.update_data(e)
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val = bb.data.expand(groupd["value"], e)
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elif "append" in groupd and groupd["append"] != None:
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val = "%s %s" % ((getFunc(groupd, key, data) or ""), groupd["value"])
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elif "prepend" in groupd and groupd["prepend"] != None:
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val = "%s %s" % (groupd["value"], (getFunc(groupd, key, data) or ""))
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elif "postdot" in groupd and groupd["postdot"] != None:
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val = "%s%s" % ((getFunc(groupd, key, data) or ""), groupd["value"])
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elif "predot" in groupd and groupd["predot"] != None:
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val = "%s%s" % (groupd["value"], (getFunc(groupd, key, data) or ""))
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else:
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val = groupd["value"]
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if 'flag' in groupd and groupd['flag'] != None:
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bb.msg.debug(3, bb.msg.domain.Parsing, "setVarFlag(%s, %s, %s, data)" % (key, groupd['flag'], val))
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bb.data.setVarFlag(key, groupd['flag'], val, data)
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else:
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bb.data.setVar(key, val, data)
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def getFunc(groupd, key, data):
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if 'flag' in groupd and groupd['flag'] != None:
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return bb.data.getVarFlag(key, groupd['flag'], data)
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else:
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return bb.data.getVar(key, data)
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def handleMethod(func_name, lineno, fn, body, d):
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if func_name == "__anonymous":
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funcname = ("__anon_%s_%s" % (lineno, fn.translate(string.maketrans('/.+-', '____'))))
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if not funcname in methodpool._parsed_fns:
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text = "def %s(d):\n" % (funcname) + '\n'.join(body)
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methodpool.insert_method(funcname, text, fn)
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anonfuncs = data.getVar('__BBANONFUNCS', d) or []
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anonfuncs.append(funcname)
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data.setVar('__BBANONFUNCS', anonfuncs, d)
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else:
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data.setVarFlag(func_name, "func", 1, d)
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data.setVar(func_name, '\n'.join(body), d)
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def handlePythonMethod(root, body, fn):
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# Note we will add root to parsedmethods after having parse
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# 'this' file. This means we will not parse methods from
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# bb classes twice
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if not root in __parsed_methods__:
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text = '\n'.join(body)
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methodpool.insert_method(root, text, fn)
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def handleMethodFlags(key, m, d):
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if data.getVar(key, d):
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# Clean up old version of this piece of metadata, as its
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# flags could cause problems
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data.setVarFlag(key, 'python', None, d)
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data.setVarFlag(key, 'fakeroot', None, d)
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if m.group("py") is not None:
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data.setVarFlag(key, "python", "1", d)
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else:
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data.delVarFlag(key, "python", d)
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if m.group("fr") is not None:
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data.setVarFlag(key, "fakeroot", "1", d)
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else:
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data.delVarFlag(key, "fakeroot", d)
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def handleExportFuncs(m, d):
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fns = m.group(1)
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n = __word__.findall(fns)
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for f in n:
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allvars = []
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allvars.append(f)
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allvars.append(classes[-1] + "_" + f)
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vars = [[ allvars[0], allvars[1] ]]
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if len(classes) > 1 and classes[-2] is not None:
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allvars.append(classes[-2] + "_" + f)
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vars = []
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vars.append([allvars[2], allvars[1]])
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vars.append([allvars[0], allvars[2]])
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for (var, calledvar) in vars:
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if data.getVar(var, d) and not data.getVarFlag(var, 'export_func', d):
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continue
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if data.getVar(var, d):
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data.setVarFlag(var, 'python', None, d)
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data.setVarFlag(var, 'func', None, d)
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for flag in [ "func", "python" ]:
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if data.getVarFlag(calledvar, flag, d):
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data.setVarFlag(var, flag, data.getVarFlag(calledvar, flag, d), d)
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for flag in [ "dirs" ]:
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if data.getVarFlag(var, flag, d):
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data.setVarFlag(calledvar, flag, data.getVarFlag(var, flag, d), d)
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if data.getVarFlag(calledvar, "python", d):
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data.setVar(var, "\tbb.build.exec_func('" + calledvar + "', d)\n", d)
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else:
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data.setVar(var, "\t" + calledvar + "\n", d)
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data.setVarFlag(var, 'export_func', '1', d)
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def handleAddTask(m, d):
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func = m.group("func")
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before = m.group("before")
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after = m.group("after")
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if func is None:
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return
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if func[:3] != "do_":
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var = "do_" + func
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data.setVarFlag(var, "task", 1, d)
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bbtasks = data.getVar('__BBTASKS', d) or []
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if not var in bbtasks:
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bbtasks.append(var)
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data.setVar('__BBTASKS', bbtasks, d)
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existing = data.getVarFlag(var, "deps", d) or []
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if after is not None:
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# set up deps for function
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for entry in after.split():
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if entry not in existing:
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existing.append(entry)
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data.setVarFlag(var, "deps", existing, d)
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if before is not None:
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# set up things that depend on this func
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for entry in before.split():
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existing = data.getVarFlag(entry, "deps", d) or []
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if var not in existing:
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data.setVarFlag(entry, "deps", [var] + existing, d)
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def handleBBHandlers(m, d):
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fns = m.group(1)
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hs = __word__.findall(fns)
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bbhands = data.getVar('__BBHANDLERS', d) or []
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for h in hs:
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bbhands.append(h)
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data.setVarFlag(h, "handler", 1, d)
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data.setVar('__BBHANDLERS', bbhands, d)
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def handleInherit(m, d):
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files = m.group(1)
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n = __word__.findall(files)
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inherit(n, d)
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@ -27,10 +27,10 @@
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import re, bb, os, sys, time, string
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import bb.fetch, bb.build, bb.utils
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from bb import data, fetch, methodpool
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from bb import data, fetch
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from ConfHandler import include, init
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from bb.parse import ParseError, resolve_file
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from bb.parse import ParseError, resolve_file, ast
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__func_start_regexp__ = re.compile( r"(((?P<py>python)|(?P<fr>fakeroot))\s*)*(?P<func>[\w\.\-\+\{\}\$]+)?\s*\(\s*\)\s*{$" )
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__inherit_regexp__ = re.compile( r"inherit\s+(.+)" )
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@ -39,7 +39,7 @@ __addtask_regexp__ = re.compile("addtask\s+(?P<func>\w+)\s*((before\s*(?P<
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__addhandler_regexp__ = re.compile( r"addhandler\s+(.+)" )
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__def_regexp__ = re.compile( r"def\s+(\w+).*:" )
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__python_func_regexp__ = re.compile( r"(\s+.*)|(^$)" )
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__word__ = re.compile(r"\S+")
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__infunc__ = ""
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__inpython__ = False
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@ -54,124 +54,7 @@ classes = [ None, ]
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# The two parts using it are tightly integrated anyway
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IN_PYTHON_EOF = -9999999999999
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__parsed_methods__ = methodpool.get_parsed_dict()
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# parsing routines, to be moved into AST classes
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def handleMethod(func_name, lineno, fn, body, d):
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if func_name == "__anonymous":
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funcname = ("__anon_%s_%s" % (lineno, fn.translate(string.maketrans('/.+-', '____'))))
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if not funcname in methodpool._parsed_fns:
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text = "def %s(d):\n" % (funcname) + '\n'.join(body)
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methodpool.insert_method(funcname, text, fn)
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anonfuncs = data.getVar('__BBANONFUNCS', d) or []
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anonfuncs.append(funcname)
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data.setVar('__BBANONFUNCS', anonfuncs, d)
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else:
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data.setVarFlag(func_name, "func", 1, d)
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data.setVar(func_name, '\n'.join(body), d)
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def handlePythonMethod(root, body, fn):
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# Note we will add root to parsedmethods after having parse
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# 'this' file. This means we will not parse methods from
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# bb classes twice
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if not root in __parsed_methods__:
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text = '\n'.join(body)
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methodpool.insert_method(root, text, fn)
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def handleMethodFlags(key, m, d):
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if data.getVar(key, d):
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# Clean up old version of this piece of metadata, as its
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# flags could cause problems
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data.setVarFlag(key, 'python', None, d)
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data.setVarFlag(key, 'fakeroot', None, d)
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if m.group("py") is not None:
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data.setVarFlag(key, "python", "1", d)
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else:
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data.delVarFlag(key, "python", d)
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if m.group("fr") is not None:
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data.setVarFlag(key, "fakeroot", "1", d)
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else:
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data.delVarFlag(key, "fakeroot", d)
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def handleExportFuncs(m, d):
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fns = m.group(1)
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n = __word__.findall(fns)
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for f in n:
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allvars = []
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allvars.append(f)
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allvars.append(classes[-1] + "_" + f)
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vars = [[ allvars[0], allvars[1] ]]
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if len(classes) > 1 and classes[-2] is not None:
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allvars.append(classes[-2] + "_" + f)
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vars = []
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vars.append([allvars[2], allvars[1]])
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vars.append([allvars[0], allvars[2]])
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for (var, calledvar) in vars:
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if data.getVar(var, d) and not data.getVarFlag(var, 'export_func', d):
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continue
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if data.getVar(var, d):
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data.setVarFlag(var, 'python', None, d)
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data.setVarFlag(var, 'func', None, d)
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for flag in [ "func", "python" ]:
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if data.getVarFlag(calledvar, flag, d):
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data.setVarFlag(var, flag, data.getVarFlag(calledvar, flag, d), d)
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for flag in [ "dirs" ]:
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if data.getVarFlag(var, flag, d):
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data.setVarFlag(calledvar, flag, data.getVarFlag(var, flag, d), d)
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if data.getVarFlag(calledvar, "python", d):
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data.setVar(var, "\tbb.build.exec_func('" + calledvar + "', d)\n", d)
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else:
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data.setVar(var, "\t" + calledvar + "\n", d)
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data.setVarFlag(var, 'export_func', '1', d)
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def handleAddTask(m, d):
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func = m.group("func")
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before = m.group("before")
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after = m.group("after")
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if func is None:
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return
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if func[:3] != "do_":
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var = "do_" + func
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data.setVarFlag(var, "task", 1, d)
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bbtasks = data.getVar('__BBTASKS', d) or []
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if not var in bbtasks:
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bbtasks.append(var)
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data.setVar('__BBTASKS', bbtasks, d)
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existing = data.getVarFlag(var, "deps", d) or []
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if after is not None:
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# set up deps for function
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for entry in after.split():
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if entry not in existing:
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existing.append(entry)
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data.setVarFlag(var, "deps", existing, d)
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if before is not None:
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# set up things that depend on this func
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for entry in before.split():
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existing = data.getVarFlag(entry, "deps", d) or []
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if var not in existing:
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data.setVarFlag(entry, "deps", [var] + existing, d)
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def handleBBHandlers(m, d):
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fns = m.group(1)
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hs = __word__.findall(fns)
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bbhands = data.getVar('__BBHANDLERS', d) or []
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for h in hs:
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bbhands.append(h)
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data.setVarFlag(h, "handler", 1, d)
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data.setVar('__BBHANDLERS', bbhands, d)
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def handleInherit(m, d):
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files = m.group(1)
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n = __word__.findall(files)
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inherit(n, d)
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def supports(fn, d):
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return fn[-3:] == ".bb" or fn[-8:] == ".bbclass" or fn[-4:] == ".inc"
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@ -312,7 +195,7 @@ def handle(fn, d, include = 0):
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# we have parsed the bb class now
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if ext == ".bbclass" or ext == ".inc":
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__parsed_methods__[base_name] = 1
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bb.methodpool.get_parsed_dict()[base_name] = 1
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return d
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@ -321,7 +204,7 @@ def feeder(lineno, s, fn, root, d):
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if __infunc__:
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if s == '}':
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__body__.append('')
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handleMethod(__infunc__, lineno, fn, __body__, d)
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ast.handleMethod(__infunc__, __body__, d)
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__infunc__ = ""
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__body__ = []
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else:
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@ -334,7 +217,7 @@ def feeder(lineno, s, fn, root, d):
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__body__.append(s)
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return
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else:
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handlePythonMethod(root, __body__, fn)
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ast.handlePythonMethod(root, __body__, fn)
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__body__ = []
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__inpython__ = False
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@ -355,7 +238,7 @@ def feeder(lineno, s, fn, root, d):
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m = __func_start_regexp__.match(s)
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if m:
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__infunc__ = m.group("func") or "__anonymous"
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handleMethodFlags(__infunc__, m, d)
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ast.handleMethodFlags(__infunc__, m, d)
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return
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m = __def_regexp__.match(s)
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@ -366,22 +249,22 @@ def feeder(lineno, s, fn, root, d):
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m = __export_func_regexp__.match(s)
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if m:
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handleExportFuncs(m, d)
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ast.handleExportFuncs(m, classes, d)
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return
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m = __addtask_regexp__.match(s)
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if m:
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handleAddTask(m, d)
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ast.handleAddTask(m, d )
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return
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m = __addhandler_regexp__.match(s)
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if m:
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handleBBHandlers(m, d)
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ast.handleBBHandlers(m, d)
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return
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m = __inherit_regexp__.match(s)
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if m:
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handleInherit(m, d)
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ast.handleInherit(m, d)
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return
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from bb.parse import ConfHandler
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@ -25,7 +25,7 @@
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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import re, bb.data, os, sys
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from bb.parse import ParseError, resolve_file
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from bb.parse import ParseError, resolve_file, ast
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#__config_regexp__ = re.compile( r"(?P<exp>export\s*)?(?P<var>[a-zA-Z0-9\-_+.${}]+)\s*(?P<colon>:)?(?P<ques>\?)?=\s*(?P<apo>['\"]?)(?P<value>.*)(?P=apo)$")
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__config_regexp__ = re.compile( r"(?P<exp>export\s*)?(?P<var>[a-zA-Z0-9\-_+.${}/]+)(\[(?P<flag>[a-zA-Z0-9\-_+.]+)\])?\s*((?P<colon>:=)|(?P<ques>\?=)|(?P<append>\+=)|(?P<prepend>=\+)|(?P<predot>=\.)|(?P<postdot>\.=)|=)\s*(?P<apo>['\"]?)(?P<value>.*)(?P=apo)$")
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||||
|
@ -33,53 +33,6 @@ __include_regexp__ = re.compile( r"include\s+(.+)" )
|
|||
__require_regexp__ = re.compile( r"require\s+(.+)" )
|
||||
__export_regexp__ = re.compile( r"export\s+(.+)" )
|
||||
|
||||
# routines for the parser, to be turned into an AST
|
||||
def handleInclude(m, fn, lineno, data, force):
|
||||
s = bb.data.expand(m.group(1), data)
|
||||
bb.msg.debug(3, bb.msg.domain.Parsing, "CONF %s:%d: including %s" % (fn, lineno, s))
|
||||
if force:
|
||||
include(fn, s, data, "include required")
|
||||
else:
|
||||
include(fn, s, data, False)
|
||||
|
||||
def handleExport(m, data):
|
||||
bb.data.setVarFlag(m.group(1), "export", 1, data)
|
||||
|
||||
def handleData(groupd, data):
|
||||
key = groupd["var"]
|
||||
if "exp" in groupd and groupd["exp"] != None:
|
||||
bb.data.setVarFlag(key, "export", 1, data)
|
||||
if "ques" in groupd and groupd["ques"] != None:
|
||||
val = getFunc(groupd, key, data)
|
||||
if val == None:
|
||||
val = groupd["value"]
|
||||
elif "colon" in groupd and groupd["colon"] != None:
|
||||
e = data.createCopy()
|
||||
bb.data.update_data(e)
|
||||
val = bb.data.expand(groupd["value"], e)
|
||||
elif "append" in groupd and groupd["append"] != None:
|
||||
val = "%s %s" % ((getFunc(groupd, key, data) or ""), groupd["value"])
|
||||
elif "prepend" in groupd and groupd["prepend"] != None:
|
||||
val = "%s %s" % (groupd["value"], (getFunc(groupd, key, data) or ""))
|
||||
elif "postdot" in groupd and groupd["postdot"] != None:
|
||||
val = "%s%s" % ((getFunc(groupd, key, data) or ""), groupd["value"])
|
||||
elif "predot" in groupd and groupd["predot"] != None:
|
||||
val = "%s%s" % (groupd["value"], (getFunc(groupd, key, data) or ""))
|
||||
else:
|
||||
val = groupd["value"]
|
||||
if 'flag' in groupd and groupd['flag'] != None:
|
||||
bb.msg.debug(3, bb.msg.domain.Parsing, "setVarFlag(%s, %s, %s, data)" % (key, groupd['flag'], val))
|
||||
bb.data.setVarFlag(key, groupd['flag'], val, data)
|
||||
else:
|
||||
bb.data.setVar(key, val, data)
|
||||
|
||||
def getFunc(groupd, key, data):
|
||||
if 'flag' in groupd and groupd['flag'] != None:
|
||||
return bb.data.getVarFlag(key, groupd['flag'], data)
|
||||
else:
|
||||
return bb.data.getVar(key, data)
|
||||
|
||||
|
||||
def init(data):
|
||||
topdir = bb.data.getVar('TOPDIR', data)
|
||||
if not topdir:
|
||||
|
@ -160,22 +113,22 @@ def feeder(lineno, s, fn, data):
|
|||
m = __config_regexp__.match(s)
|
||||
if m:
|
||||
groupd = m.groupdict()
|
||||
handleData(groupd, data)
|
||||
ast.handleData(groupd, data)
|
||||
return
|
||||
|
||||
m = __include_regexp__.match(s)
|
||||
if m:
|
||||
handleInclude(m, fn, lineno, data, False)
|
||||
ast.handleInclude(m, fn, lineno, data, False)
|
||||
return
|
||||
|
||||
m = __require_regexp__.match(s)
|
||||
if m:
|
||||
handleInclude(m, fn, lineno, data, True)
|
||||
ast.handleInclude(m, fn, lineno, data, True)
|
||||
return
|
||||
|
||||
m = __export_regexp__.match(s)
|
||||
if m:
|
||||
handleExport(m, data)
|
||||
ast.handleExport(m, data)
|
||||
return
|
||||
|
||||
raise ParseError("%s:%d: unparsed line: '%s'" % (fn, lineno, s));
|
||||
|
|
Loading…
Reference in New Issue