pology/cmake/FindPygments.cmake

0001 # TODO: Add doc comments.
0002
0003 include(FindPackageHandleStandardArgs)
0004
0005 if(NOT PYGMENTS_EXECUTABLE)
0006     find_program(PYGMENTS_EXECUTABLE NAMES pygmentize)
0007     message(STATUS
0008         "Looking for Pygments executable "
0009         "(use -DPYGMENTS_EXECUTABLE= to set manually)...")
0010 else()
0011     if(NOT EXISTS ${PYGMENTS_EXECUTABLE})
0012         set(PYGMENTS_EXECUTABLE no)
0013     endif()
0014 endif()
0015
0016 if(PYGMENTS_EXECUTABLE)
0017     set(env_lc_all $ENV{LC_ALL})
0018     set(ENV{LC_ALL} "C")
0019     execute_process(COMMAND ${PYGMENTS_EXECUTABLE} -V
0020                     OUTPUT_VARIABLE stdout)
0021     string(REGEX REPLACE ".* ([0-9]+\\.[0-9]+(\\.[0-9]+)?).*" "\\1"
0022                          PYGMENTS_VERSION "${stdout}")
0023     set(ENV{LC_ALL} ${env_lc_all})
0024 endif()
0025
0026 find_package_handle_standard_args(Pygments
0027     REQUIRED_VARS PYGMENTS_EXECUTABLE
0028     VERSION_VAR PYGMENTS_VERSION
0029 )