/usr/bin/rosversion is in python-rospkg 1.0.38-1.
This file is owned by root:root, with mode 0o755.
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# Copyright (c) 2008, Willow Garage, Inc.
# 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.
from __future__ import print_function
USAGE = "Usage: rosversion <package/stack> or rosversion -d"
import os
import sys
import rospkg
from rospkg.common import PACKAGE_FILE
from rospkg.rospack import ManifestManager
import traceback
# for < fuerte, retrieve from roscore file
def get_distro_name_from_roscore():
'''
This function only works for ROS Electric and older.
For any newer ROS distro the information is provided
in the ROS_DISTRO environment variable.
'''
rospack = rospkg.RosPack()
# there's some chance that the location of this file changes in the future
try:
roslaunch_dir = rospack.get_path('roslaunch')
roscore_file = os.path.join(roslaunch_dir, 'roscore.xml')
if not os.path.exists(roscore_file):
return None
except:
return None
import xml.dom.minidom
try:
dom = xml.dom.minidom.parse(roscore_file)
tags = dom.getElementsByTagName("param")
for t in tags:
if t.hasAttribute('name') and t.getAttribute('name') == 'rosdistro':
return t.getAttribute('value')
except:
traceback.print_exc()
if len(sys.argv) == 2:
stack_name = sys.argv[1]
if stack_name == '-d' or stack_name == '--distro':
if 'ROS_DISTRO' in os.environ:
distro_name = os.environ['ROS_DISTRO']
else:
distro_name = get_distro_name_from_roscore()
if not distro_name:
print('Debian')
else:
print(distro_name)
sys.exit(0)
rosstack = rospkg.RosStack()
try:
version = rosstack.get_stack_version(stack_name)
except rospkg.ResourceNotFound as e:
try:
# hack to make it work with wet packages
mm = ManifestManager(PACKAGE_FILE)
path = mm.get_path(stack_name)
package_manifest = os.path.join(path, 'package.xml')
if os.path.exists(package_manifest):
from xml.etree.ElementTree import ElementTree
try:
root = ElementTree(None, package_manifest)
version = root.findtext('version')
except Exception:
pass
except rospkg.ResourceNotFound as e:
print("Cannot locate [%s]" % (stack_name))
sys.exit(1)
if version is None:
print('<unversioned>')
else:
print(version)
else:
print(USAGE)
try:
sys.exit(os.EX_USAGE)
except AttributeError:
sys.exit(1)
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