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ament_generate_environment.cmake
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ament_generate_environment.cmake
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# Copyright 2014 Open Source Robotics Foundation, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Generate setup files in the root of the install prefix.
#
# @public
#
function(ament_generate_environment)
if(ARGN)
message(FATAL_ERROR
"ament_generate_environment() called with unused arguments: ${ARGN}")
endif()
if(NOT TARGET Python3::Interpreter)
message(FATAL_ERROR
"ament_generate_environment() target 'Python3::Interpreter' must exist")
endif()
# Default python used in local_setup.* scripts
get_executable_path(ament_package_PYTHON_EXECUTABLE Python3::Interpreter CONFIGURE)
# configure and install setup files
foreach(file ${ament_cmake_package_templates_PREFIX_LEVEL})
# check if the file is a template
string_ends_with("${file}" ".in" is_template)
if(is_template)
# cut of .in extension
string(LENGTH "${file}" length)
math(EXPR offset "${length} - 3")
string(SUBSTRING "${file}" 0 ${offset} name)
# expand template
get_filename_component(name "${name}" NAME)
configure_file(
"${file}"
"${CMAKE_CURRENT_BINARY_DIR}/ament_cmake_environment/${name}"
@ONLY
)
set(file "${CMAKE_CURRENT_BINARY_DIR}/ament_cmake_environment/${name}")
endif()
install(
FILES "${file}"
DESTINATION "${CMAKE_INSTALL_PREFIX}"
)
endforeach()
endfunction()