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86 lines
3.4 KiB
86 lines
3.4 KiB
3 years ago
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# This file is part of Korman.
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#
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# Korman is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Korman is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Korman. If not, see <http://www.gnu.org/licenses/>.
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# The parens in this env variable give CMake heartburn, so we whisper sweet nothings.
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set(_PROGRAMFILES_X86 "PROGRAMFILES(X86)")
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set(_PROGRAMFILES_X86 "$ENV{${_PROGRAMFILES_X86}}")
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find_program(Blender_EXECUTABLE
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NAMES blender
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PATHS
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"${Blender_ROOT}"
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"$ENV{PROGRAMFILES}/Blender Foundation/Blender"
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"${_PROGRAMFILES_X86}/Blender Foundation/Blender"
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)
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# Hacky? On Windows, we want to make sure that the Blender EXE matches sizeof void*
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# Yes, this has bitten me. If it bites you, the result will be "Import Error: PyHSPlasma is not a
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# valid Win32 application." That's hardly useful...
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if(WIN32 AND EXISTS "${Blender_EXECUTABLE}")
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find_package(dumpbin)
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if(dumpbin_FOUND)
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execute_process(
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COMMAND "${dumpbin_EXECUTABLE}" /headers "${Blender_EXECUTABLE}"
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RESULTS_VARIABLE _RETURNCODE
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OUTPUT_VARIABLE _dumpbin_output
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ERROR_VARIABLE _dumpbin_error
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_STRIP_TRAILING_WHITESPACE
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)
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if(_RETURNCODE EQUAL 0)
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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set(_expected_arch "machine \\(x64\\)")
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else()
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set(_expected_arch "machine \\(x86\\)")
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endif()
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if(NOT "${_dumpbin_output}" MATCHES "${_expected_arch}")
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unset(Blender_EXECUTABLE CACHE)
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endif()
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else()
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message(WARNING "dumpbin failed ${_dumpbin_error}")
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endif()
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else()
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message(WARNING "dumpbin not found, not verifying blender executable")
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endif()
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endif()
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if(EXISTS "${Blender_EXECUTABLE}")
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# Starting Blender is noisy on stdout, so all the extra characters will make sure things go right.
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# https://youtu.be/SlQFIsQ0dbs?t=19
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set(_Blender_PYTHON_EXPR
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"import sys; print('!!! OOGABOOGA {}.{} AGOOBAGOO !!!'.format(sys.version_info[0], sys.version_info[1]))"
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)
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execute_process(
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COMMAND "${Blender_EXECUTABLE}" -b --python-expr "${_Blender_PYTHON_EXPR}"
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RESULTS_VARIABLE _RETURNCODE
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OUTPUT_VARIABLE _Blender_VERSION_OUTPUT
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ERROR_VARIABLE _Blender_VERSION_OUTPUT
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_STRIP_TRAILING_WHITESPACE
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)
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string(REGEX MATCH [[Blender ([0-9]+\.[0-9]+)]] _match "${_Blender_VERSION_OUTPUT}")
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set(Blender_VERSION "${CMAKE_MATCH_1}")
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string(REGEX MATCH [[!!! OOGABOOGA ([0-9]+\.[0-9]+) AGOOBAGOO !!!]] _match "${_Blender_VERSION_OUTPUT}")
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set(Blender_PYTHON_VERSION "${CMAKE_MATCH_1}")
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endif()
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mark_as_advanced(Blender_EXECUTABLE)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(Blender
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REQUIRED_VARS Blender_EXECUTABLE Blender_VERSION Blender_PYTHON_VERSION
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VERSION_VAR Blender_VERSION
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)
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