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- # ex:ts=4:sw=4:sts=4:et
- # -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
- """
- BitBake 'Fetch' implementations
- Classes for obtaining upstream sources for the
- BitBake build tools.
- """
- # Copyright (C) 2003, 2004 Chris Larson
- #
- # SPDX-License-Identifier: GPL-2.0-only
- #
- # This program is free software; you can redistribute it and/or modify
- # it under the terms of the GNU General Public License version 2 as
- # published by the Free Software Foundation.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License along
- # with this program; if not, write to the Free Software Foundation, Inc.,
- # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- #
- # Based on functions from the base bb module, Copyright 2003 Holger Schurig
- import os
- import urllib.request, urllib.parse, urllib.error
- import bb
- import bb.utils
- from bb.fetch2 import FetchMethod, FetchError
- from bb.fetch2 import logger
- class Local(FetchMethod):
- def supports(self, urldata, d):
- """
- Check to see if a given url represents a local fetch.
- """
- return urldata.type in ['file']
- def urldata_init(self, ud, d):
- # We don't set localfile as for this fetcher the file is already local!
- ud.decodedurl = urllib.parse.unquote(ud.url.split("://")[1].split(";")[0])
- ud.basename = os.path.basename(ud.decodedurl)
- ud.basepath = ud.decodedurl
- ud.needdonestamp = False
- return
- def localpath(self, urldata, d):
- """
- Return the local filename of a given url assuming a successful fetch.
- """
- return self.localpaths(urldata, d)[-1]
- def localpaths(self, urldata, d):
- """
- Return the local filename of a given url assuming a successful fetch.
- """
- searched = []
- path = urldata.decodedurl
- newpath = path
- if path[0] == "/":
- return [path]
- filespath = d.getVar('FILESPATH')
- if filespath:
- logger.debug(2, "Searching for %s in paths:\n %s" % (path, "\n ".join(filespath.split(":"))))
- newpath, hist = bb.utils.which(filespath, path, history=True)
- searched.extend(hist)
- if (not newpath or not os.path.exists(newpath)) and path.find("*") != -1:
- # For expressions using '*', best we can do is take the first directory in FILESPATH that exists
- newpath, hist = bb.utils.which(filespath, ".", history=True)
- searched.extend(hist)
- logger.debug(2, "Searching for %s in path: %s" % (path, newpath))
- return searched
- if not os.path.exists(newpath):
- dldirfile = os.path.join(d.getVar("DL_DIR"), path)
- logger.debug(2, "Defaulting to %s for %s" % (dldirfile, path))
- bb.utils.mkdirhier(os.path.dirname(dldirfile))
- searched.append(dldirfile)
- return searched
- return searched
- def need_update(self, ud, d):
- if ud.url.find("*") != -1:
- return False
- if os.path.exists(ud.localpath):
- return False
- return True
- def download(self, urldata, d):
- """Fetch urls (no-op for Local method)"""
- # no need to fetch local files, we'll deal with them in place.
- if self.supports_checksum(urldata) and not os.path.exists(urldata.localpath):
- locations = []
- filespath = d.getVar('FILESPATH')
- if filespath:
- locations = filespath.split(":")
- locations.append(d.getVar("DL_DIR"))
- msg = "Unable to find file " + urldata.url + " anywhere. The paths that were searched were:\n " + "\n ".join(locations)
- raise FetchError(msg)
- return True
- def checkstatus(self, fetch, urldata, d):
- """
- Check the status of the url
- """
- if urldata.localpath.find("*") != -1:
- logger.info("URL %s looks like a glob and was therefore not checked.", urldata.url)
- return True
- if os.path.exists(urldata.localpath):
- return True
- return False
- def clean(self, urldata, d):
- return
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