cpython/Lib/distutils/command/bdist_dumb.py

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"""distutils.command.bdist_dumb
Implements the Distutils 'bdist_dumb' command (create a "dumb" built
distribution -- i.e., just an archive to be unpacked under $prefix or
$exec_prefix)."""
# created 2000/03/29, Greg Ward
__revision__ = "$Id$"
import os
from distutils.core import Command
from distutils.util import get_platform, create_tree, remove_tree
from distutils.errors import *
class bdist_dumb (Command):
description = "create a \"dumb\" built distribution"
user_options = [('format=', 'f',
"archive format to create (tar, ztar, gztar, zip)"),
('keep-tree', 'k',
"keep the pseudo-installation tree around after " +
"creating the distribution archive"),
]
default_format = { 'posix': 'gztar',
'nt': 'zip', }
def initialize_options (self):
self.format = None
self.keep_tree = 0
# initialize_options()
def finalize_options (self):
if self.format is None:
try:
self.format = self.default_format[os.name]
except KeyError:
raise DistutilsPlatformError, \
("don't know how to create dumb built distributions " +
"on platform %s") % os.name
# finalize_options()
def run (self):
self.run_peer ('build')
install = self.find_peer ('install')
inputs = install.get_inputs ()
outputs = install.get_outputs ()
assert (len (inputs) == len (outputs))
# First, strip the installation base directory (prefix or
# exec-prefix) from all the output filenames.
self.strip_base_dirs (outputs, install)
# Figure out where to copy them to: "build/bdist" by default; this
# directory masquerades as prefix/exec-prefix (ie. we'll make the
# archive from 'output_dir').
build_base = self.get_peer_option ('build', 'build_base')
output_dir = os.path.join (build_base, "bdist")
# Copy the built files to the pseudo-installation tree.
self.make_install_tree (output_dir, inputs, outputs)
# And make an archive relative to the root of the
# pseudo-installation tree.
archive_basename = "%s.%s" % (self.distribution.get_fullname(),
get_platform())
print "output_dir = %s" % output_dir
print "self.format = %s" % self.format
self.make_archive (archive_basename, self.format,
root_dir=output_dir)
if not self.keep_tree:
remove_tree (output_dir, self.verbose, self.dry_run)
# run()
def strip_base_dirs (self, outputs, install_cmd):
# XXX this throws away the prefix/exec-prefix distinction, and
# means we can only correctly install the resulting archive on a
# system where prefix == exec-prefix (but at least we can *create*
# it on one where they differ). I don't see a way to fix this
# without either 1) generating two archives, one for prefix and one
# for exec-prefix, or 2) putting absolute paths in the archive
# rather than making them relative to one of the prefixes.
base = install_cmd.install_base + os.sep
platbase = install_cmd.install_platbase + os.sep
b_len = len (base)
pb_len = len (platbase)
for i in range (len (outputs)):
if outputs[i][0:b_len] == base:
outputs[i] = outputs[i][b_len:]
elif outputs[i][0:pb_len] == platbase:
outputs[i] = outputs[i][pb_len:]
else:
raise DistutilsInternalError, \
("installation output filename '%s' doesn't start " +
"with either install_base ('%s') or " +
"install_platbase ('%s')") % \
(outputs[i], base, platbase)
# strip_base_dirs()
def make_install_tree (self, output_dir, inputs, outputs):
assert (len(inputs) == len(outputs))
# Create all the directories under 'output_dir' necessary to
# put 'outputs' there.
create_tree (output_dir, outputs,
verbose=self.verbose, dry_run=self.dry_run)
# XXX this bit of logic is duplicated in sdist.make_release_tree():
# would be nice to factor it out...
if hasattr (os, 'link'): # can make hard links on this system
link = 'hard'
msg = "making hard links in %s..." % output_dir
else: # nope, have to copy
link = None
msg = "copying files to %s..." % output_dir
for i in range (len(inputs)):
output = os.path.join (output_dir, outputs[i])
self.copy_file (inputs[i], output, link=link)
# make_install_tree ()
# class bdist_dumb