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70 lines
2.9 KiB
70 lines
2.9 KiB
############################################################################ |
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# |
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# Copyright (c) 2019 PX4 Development Team. All rights reserved. |
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# |
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# Redistribution and use in source and binary forms, with or without |
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# modification, are permitted provided that the following conditions |
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# are met: |
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# |
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# 1. Redistributions of source code must retain the above copyright |
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# notice, this list of conditions and the following disclaimer. |
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# 2. Redistributions in binary form must reproduce the above copyright |
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# notice, this list of conditions and the following disclaimer in |
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# the documentation and/or other materials provided with the |
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# distribution. |
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# 3. Neither the name PX4 nor the names of its contributors may be |
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# used to endorse or promote products derived from this software |
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# without specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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# POSSIBILITY OF SUCH DAMAGE. |
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# |
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############################################################################ |
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# |
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# px4_find_python_module |
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# |
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# Find a required python module |
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# |
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# Usage |
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# px4_find_python_module(module_name [REQUIRED]) |
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# |
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function(px4_find_python_module module) |
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string(TOUPPER ${module} module_upper) |
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if(NOT PY_${module_upper}) |
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if(ARGC GREATER 1 AND ARGV1 STREQUAL "REQUIRED") |
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set(PY_${module}_FIND_REQUIRED TRUE) |
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endif() |
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# A module's location is usually a directory, but for binary modules |
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# it's a .so file. |
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execute_process(COMMAND "${PYTHON_EXECUTABLE}" "-c" |
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"import re, ${module}; print(re.compile('/__init__.py.*').sub('',${module}.__file__))" |
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RESULT_VARIABLE _${module}_status |
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OUTPUT_VARIABLE _${module}_location |
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ERROR_QUIET |
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OUTPUT_STRIP_TRAILING_WHITESPACE) |
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if(NOT _${module}_status) |
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set(PY_${module_upper} ${_${module}_location} CACHE STRING |
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"Location of Python module ${module}") |
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endif() |
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endif() |
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find_package_handle_standard_args(PY_${module} |
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"couldn't find python module ${module}: |
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\nfor debian systems try: \ |
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\n\tsudo apt-get install python-${module} \ |
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\nor for all other OSs/debian: \ |
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\n\tsudo -H pip install ${module}\n" PY_${module_upper}) |
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#if (NOT PY_${module}_FOUND) |
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#message(FATAL_ERROR "python module not found, exiting") |
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#endif() |
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endfunction(px4_find_python_module)
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