def importScriptImpl(self, parent, path, vars):
assert isinstance(path, util.StringType())
sourceFolder, _, scriptFile = self.computeScriptPaths(parent, path)
# Get the absolute script path.
scriptPath = os.path.join(self.sourcePath, scriptFile)
self.addConfigureFile(parent, scriptPath)
# Make the new context.
cx = EmptyContext(self, parent, vars, scriptPath)
scriptGlobals = self.execContext(cx)
# Only return variables that changed.
obj = util.Expando()
for key in scriptGlobals:
if (not key in cx.vars_) or (scriptGlobals[key]
is not cx.vars_[key]):
setattr(obj, key, scriptGlobals[key])
return obj
def runBuildScriptImpl(self, parent, path, vars):
assert isinstance(path, util.StringType())
if parent is not self.contextStack_[-1]:
raise Exception(
'Can only create child build contexts of the currently active context'
)
sourceFolder, buildFolder, scriptFile = self.computeScriptPaths(
parent, path)
# Get the absolute script path.
scriptPath = os.path.join(self.sourcePath, scriptFile)
self.generator.addConfigureFile(parent, scriptPath)
# Make the new context. We allow top-level contexts in the root build
# and otherwise for absolute paths.
if isinstance(parent, RootBuildContext) or \
(isinstance(parent, TopLevelBuildContext) and path.startswith('/')):
constructor = TopLevelBuildContext
else:
if not paths.IsSubPath(sourceFolder, parent.sourceFolder):
raise Exception(
"Nested build contexts must be within the same folder structure"
)
constructor = BuildContext
cx = constructor(cm=self,
parent=parent,
vars=vars,
script=scriptPath,
sourceFolder=sourceFolder,
buildFolder=buildFolder)
scriptGlobals = self.execContext(cx)
return scriptGlobals.get('rvalue', None)
def runBuildScript(self, context, path, vars=None):
if not isinstance(path, util.StringType()):
for item in path:
self.runBuildScriptImpl(context, item, vars or {})
return None
return self.runBuildScriptImpl(context, path, vars or {})
def importScript(self, context, path, vars={}):
if not isinstance(path, util.StringType()):
for item in path:
self.importScriptImpl(context, item, vars)
return None
return self.importScriptImpl(context, path, vars)