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Viewing changes to waflib/extras/package.py

  • Committer: Ulrik Sverdrup
  • Date: 2012-02-26 17:50:05 UTC
  • mfrom: (2916.1.5)
  • Revision ID: git-v1:a1d52c4a74cd48e1b673e68977eba58b48928b7f
Merge branch 'full-waf'

* full-waf:
  Update NEWS
  wscript: Use .xz for distribution tarball
  wscript: Clean all .pyc files on distclean
  Update README for Waf being included in the repository and tarball
  Add waf-light and waflib from waf-1.6.11

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waflib/extras/package.py
 
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#! /usr/bin/env python
 
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# encoding: utf-8
 
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# Thomas Nagy, 2011
 
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"""
 
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Obtain packages, unpack them in a location, and add associated uselib variables
 
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(CFLAGS_pkgname, LIBPATH_pkgname, etc).
 
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The default is use a Dependencies.txt file in the source directory.
 
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This is a work in progress.
 
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Usage:
 
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def options(opt):
 
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        opt.load('package')
 
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def configure(conf):
 
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    conf.load_packages()
 
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"""
 
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from waflib import Logs
 
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from waflib.Configure import conf
 
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try:
 
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        from urllib import request
 
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except:
 
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        from urllib import urlopen
 
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else:
 
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        urlopen = request.urlopen
 
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CACHEVAR = 'WAFCACHE_PACKAGE'
 
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@conf
 
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def get_package_cache_dir(self):
 
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        cache = None
 
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        if CACHEVAR in conf.environ:
 
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                cache = conf.environ[CACHEVAR]
 
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                cache = self.root.make_node(cache)
 
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        elif self.env[CACHEVAR]:
 
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                cache = self.env[CACHEVAR]
 
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                cache = self.root.make_node(cache)
 
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        else:
 
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                cache = self.srcnode.make_node('.wafcache_package')
 
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        cache.mkdir()
 
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        return cache
 
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@conf
 
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def download_archive(self, src, dst):
 
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        for x in self.env.PACKAGE_REPO:
 
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                url = '/'.join((x, src))
 
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                try:
 
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                        web = urlopen(url)
 
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                        try:
 
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                                if web.getcode() != 200:
 
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                                        continue
 
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                        except AttributeError:
 
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                                pass
 
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                except Exception:
 
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                        # on python3 urlopen throws an exception
 
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                        # python 2.3 does not have getcode and throws an exception to fail
 
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                        continue
 
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                else:
 
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                        tmp = self.root.make_node(dst)
 
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                        tmp.write(web.read())
 
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                        Logs.warn('Downloaded %s from %s' % (tmp.abspath(), url))
 
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                        break
 
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        else:
 
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                self.fatal('Could not get the package %s' % src)
 
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@conf
 
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def load_packages(self):
 
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        cache = self.get_package_cache_dir()
 
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        # read the dependencies, get the archives, ..
 
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