Lib/distutils/command/install_scripts.py

   1 """distutils.command.install_scripts
   2
   3 Implements the Distutils 'install_scripts' command, for installing
   4 Python scripts."""
   5
   6 # contributed by Bastian Kleineidam
   7
   8 __revision__ = "$Id$"
   9
  10 import os
  11 from distutils.core import Command
  12 from distutils import log
  13 from stat import ST_MODE
  14
  15 class install_scripts (Command):
  16
  17     description = "install scripts (Python or otherwise)"
  18
  19     user_options = [
  20         ('install-dir=', 'd', "directory to install scripts to"),
  21         ('build-dir=','b', "build directory (where to install from)"),
  22         ('force', 'f', "force installation (overwrite existing files)"),
  23         ('skip-build', None, "skip the build steps"),
  24     ]
  25
  26     boolean_options = ['force', 'skip-build']
  27
  28
  29     def initialize_options (self):
  30         self.install_dir = None
  31         self.force = 0
  32         self.build_dir = None
  33         self.skip_build = None
  34
  35     def finalize_options (self):
  36         self.set_undefined_options('build', ('build_scripts', 'build_dir'))
  37         self.set_undefined_options('install',
  38                                    ('install_scripts', 'install_dir'),
  39                                    ('force', 'force'),
  40                                    ('skip_build', 'skip_build'),
  41                                   )
  42
  43     def run (self):
  44         if not self.skip_build:
  45             self.run_command('build_scripts')
  46         self.outfiles = self.copy_tree(self.build_dir, self.install_dir)
  47         if os.name == 'posix':
  48             # Set the executable bits (owner, group, and world) on
  49             # all the scripts we just installed.
  50             for file in self.get_outputs():
  51                 if self.dry_run:
  52                     log.info("changing mode of %s", file)
  53                 else:
  54                     mode = ((os.stat(file)[ST_MODE]) | 0555) & 07777
  55                     log.info("changing mode of %s to %o", file, mode)
  56                     os.chmod(file, mode)
  57
  58     def get_inputs (self):
  59         return self.distribution.scripts or []
  60
  61     def get_outputs(self):
  62         return self.outfiles or []
  63
  64 # class install_scripts