/usr/lib/python2.7/dist-packages/rosdep2/platforms/gem.py is in python-rosdep 0.11.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 | #!/usr/bin/env python
# Copyright (c) 2009, Willow Garage, Inc.
# Copyright (c) 2012, Intermodalics, BVBA.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the Willow Garage, Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# Author Ruben Smits/ruben.smits@intermodalics.eu
from __future__ import print_function
import subprocess
from ..core import InstallFailed
from ..installers import PackageManagerInstaller
from ..shell_utils import read_stdout
# gem package manager key
GEM_INSTALLER = 'gem'
def register_installers(context):
context.set_installer(GEM_INSTALLER, GemInstaller())
def is_gem_installed():
try:
subprocess.Popen(['gem'], stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()
return True
except OSError:
return False
def gem_detect(pkgs, exec_fn=None):
"""
Given a list of package, return the list of installed packages.
:param exec_fn: function to execute Popen and read stdout (for testing)
"""
if exec_fn is None:
exec_fn = read_stdout
pkg_list = exec_fn(['gem', 'list']).split('\n')
ret_list = []
for pkg in pkg_list:
pkg_row = pkg.split(" ")
if pkg_row[0] in pkgs:
ret_list.append( pkg_row[0])
return ret_list
class GemInstaller(PackageManagerInstaller):
"""
:class:`Installer` support for gem.
"""
def __init__(self):
super(GemInstaller, self).__init__(gem_detect, supports_depends=True)
def get_install_command(self, resolved, interactive=True, reinstall=False, quiet=False):
if not is_gem_installed():
raise InstallFailed((GEM_INSTALLER, "gem is not installed"))
packages = self.get_packages_to_install(resolved, reinstall=reinstall)
if not packages:
return []
else:
return [self.elevate_priv(['gem', 'install', p]) for p in packages]
|