+def stamp_is_current_cache(dataCache, file_name, task, checkdeps = 1):
+ """
+ Check status of a given task's stamp.
+ Returns 0 if it is not current and needs updating.
+ Same as stamp_is_current but works against the dataCache instead of d
+ """
+ task_graph = dataCache.task_queues[file_name]
+
+ if not dataCache.stamp[file_name]:
+ return 0
+
+ stampfile = "%s.%s" % (dataCache.stamp[file_name], task)
+ if not os.access(stampfile, os.F_OK):
+ return 0
+
+ if checkdeps == 0:
+ return 1
+
+ import stat
+ tasktime = os.stat(stampfile)[stat.ST_MTIME]
+
+ _deps = []
+ def checkStamp(graph, task):
+ # check for existance
+ if 'nostamp' in dataCache.task_deps[file_name] and task in dataCache.task_deps[file_name]['nostamp']:
+ return 1
+
+ if not stamp_is_current_cache(dataCache, file_name, task, 0):
+ return 0
+
+ depfile = "%s.%s" % (dataCache.stamp[file_name], task)
+ deptime = os.stat(depfile)[stat.ST_MTIME]
+ if deptime > tasktime:
+ return 0
+ return 1
+
+ return task_graph.walkdown(task, checkStamp)