cmake execute_process(ENCODING) examples

ThePhD/sol2 cmake/Modules/FindVersion.cmake :44 

execute_process(
	COMMAND ${ARG_COMMAND} ${ARG_OPTION}
	OUTPUT_VARIABLE version-output
	OUTPUT_STRIP_TRAILING_WHITESPACE
	ENCODING UTF-8)

ThePhD/sol2 cmake/Packages/FindSphinx.cmake :33 

execute_process(
  COMMAND ${Sphinx_Build_EXECUTABLE} --version
  OUTPUT_VARIABLE Sphinx_Build_VERSION_OUTPUT
  OUTPUT_STRIP_TRAILING_WHITESPACE
  ENCODING UTF-8)