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# Software License Agreement (BSD License)
#
# Copyright (c) 2012, 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 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
import os
import shutil
import sys
from catkin.workspace import get_source_paths, get_workspaces
def _symlink_or_copy(src, dst):
"""Create a symlink at dst to src, or if not possible, attempts to copy."""
# try to symlink file
try:
os.symlink(src, dst)
print('Creating symlink "%s" pointing to "%s"' % (dst, src))
except Exception as ex_symlink:
# try to copy file
try:
shutil.copyfile(src, dst)
print('Copying file from "%s" to "%s"' % (src, dst))
except Exception as ex_copy:
raise RuntimeError('Could neither symlink nor copy file "%s" to "%s":\n- %s\n- %s' % (src, dst, str(ex_symlink), str(ex_copy)))
def init_workspace(workspace_dir):
"""
Create a toplevel CMakeLists.txt in the root of a workspace.
The toplevel.cmake file is looked up either in the catkin
workspaces contained in the CMAKE_PREFIX_PATH or relative to this
file. Then it tries to create a symlink first and if that fails
copies the file.
It installs ``manifest.xml`` to ``share/${PROJECT_NAME}``.
.. note:: The symlink is absolute when catkin is found outside
the workspace_dir (since that indicates a different workspace
and it may change relative location to the workspace referenced
as a parameter). The symlink is relative when catkin is part of
the to-be-initialized workspace.
:param workspace_dir: the path to the workspace where the
CMakeLists.txt should be created
:type workspace_dir: string
"""
# verify that destination file does not exist
dst = os.path.join(workspace_dir, 'CMakeLists.txt')
if os.path.exists(dst):
raise RuntimeError('File "%s" already exists' % dst)
if os.path.islink(dst):
print('Removing symlink "%s" which points to non-existing file' % dst)
os.unlink(dst)
src_file_path = None
checked = []
# look in to-be-initialized workspace first
src = os.path.join(workspace_dir, 'catkin', 'cmake', 'toplevel.cmake')
if os.path.isfile(src):
if sys.platform == 'win32':
# use absolute path on Windows due to lack of support for os.symlink
src_file_path = src
else:
src_file_path = os.path.relpath(src, workspace_dir)
else:
checked.append(src)
# search for toplevel file in all workspaces
if src_file_path is None:
workspaces = get_workspaces()
for workspace in workspaces:
source_paths = get_source_paths(workspace)
if len(source_paths) == 0:
# try from install space
src = os.path.join(workspace, 'catkin', 'cmake', 'toplevel.cmake')
if os.path.isfile(src):
src_file_path = src
break
else:
checked.append(src)
else:
# try from all source spaces
for source_path in source_paths:
src = os.path.join(source_path, 'catkin', 'cmake', 'toplevel.cmake')
if os.path.isfile(src):
src_file_path = src
break
else:
checked.append(src)
# search for toplevel file in relative locations
if src_file_path is None:
relative_cmake_paths = []
# when catkin is in source space
relative_cmake_paths.append(os.path.join('..', '..', 'cmake'))
# when catkin is installed (with Python code in lib/pythonX.Y/[dist|site]-packages)
relative_cmake_paths.append(os.path.join('..', '..', '..', '..', 'share', 'catkin', 'cmake'))
# when catkin is installed (with Python code in lib/site-packages)
relative_cmake_paths.append(os.path.join('..', '..', '..', 'share', 'catkin', 'cmake'))
for relative_cmake_path in relative_cmake_paths:
src = os.path.abspath(os.path.join(os.path.dirname(__file__), relative_cmake_path, 'toplevel.cmake'))
if os.path.isfile(src):
src_file_path = src
break
else:
checked.append(src)
if src_file_path is None:
raise RuntimeError('Could neither find file "toplevel.cmake" in any workspace nor relative, checked the following paths:\n%s' % ('\n'.join(checked)))
_symlink_or_copy(src_file_path, dst)
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