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74 lines
2.6 KiB
Python
74 lines
2.6 KiB
Python
import Utils
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import tarfile
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from TaskGen import feature, before
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import Task
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import os
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# this is a clever little thing
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# given a list of nodes, build or source
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# construct a tar file containing them
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# rooted in the parameter root =, specified in the task generator
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# and renaming the names of the files according to a rename(x) function passed to the task generator as well
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# if a build node's result of rename() has the same name as a source node, the build node will take precedence
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# for as long as the build node appears later than the source node (this is an implementation detail of waf we are relying on)
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def tar_up(task):
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tgt = task.outputs[0].bldpath(task.env)
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if os.path.exists(tgt): os.unlink(tgt)
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if tgt.lower().endswith(".bz2"): z = tarfile.open(tgt,"w:bz2")
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elif tgt.lower().endswith(".gz"): z = tarfile.open(tgt,"w:gz")
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elif tgt.lower().endswith(".tgz"): z = tarfile.open(tgt,"w:gz")
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else: z = tarfile.open(tgt,"w")
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fileset = {}
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for inp in task.inputs:
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src = inp.srcpath(task.env)
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if src.startswith(".."):
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srcname = Utils.relpath(src,os.path.join("..",".")) # file in source dir
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else:
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srcname = Utils.relpath(src,os.path.join(task.env.variant(),".")) # file in artifacts dir
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if task.generator.rename: srcname = task.generator.rename(srcname)
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for dummy in task.generator.root.split("/"):
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splittedname = srcname.split("/")
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srcname = "/".join(splittedname[1:])
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fileset[srcname] = src
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for srcname,src in fileset.items():
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ti = tarfile.TarInfo(srcname)
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ti.mode = 0755
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ti.size = os.path.getsize(src)
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f = file(src)
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z.addfile(ti,fileobj=f)
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f.close()
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z.close()
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if task.chmod: os.chmod(tgt,task.chmod)
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return 0
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def apply_tar(self):
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Utils.def_attrs(self,fun=tar_up)
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self.default_install_path=0
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lst=self.to_list(self.source)
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self.meths.remove('apply_core')
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self.dict=getattr(self,'dict',{})
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out = self.path.find_or_declare(self.target)
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ins = []
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for x in Utils.to_list(self.source):
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node = self.path.find_resource(x)
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if not node:raise Utils.WafError('cannot find input file %s for processing'%x)
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ins.append(node)
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if self.dict and not self.env['DICT_HASH']:
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self.env=self.env.copy()
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keys=list(self.dict.keys())
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keys.sort()
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lst=[self.dict[x]for x in keys]
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self.env['DICT_HASH']=str(Utils.h_list(lst))
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tsk=self.create_task('tar',ins,out)
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tsk.fun=self.fun
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tsk.dict=self.dict
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tsk.dep_vars=['DICT_HASH']
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tsk.install_path=self.install_path
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tsk.chmod=self.chmod
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if not tsk.env:
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tsk.debug()
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raise Utils.WafError('task without an environment')
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Task.task_type_from_func('tar',func=tar_up)
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feature('tar')(apply_tar)
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before('apply_core')(apply_tar) |