cmake/FindGnuplot.cmake

   1 # .rst:
   2 # FindGnuplot
   3 # -----------
   4 #
   5 # Find gnuplot executable. http://www.gnuplot.info
   6 #
   7 # Result Variables
   8 # ^^^^^^^^^^^^^^^^
   9 #
  10 # This module defines the following variables:
  11 #
  12 # ``GNUPLOT_FOUND``
  13 #
  14 # ``GNUPLOT_EXECUTABLE``
  15 #
  16 # ``GNUPLOT_VERSION``
  17 #
  18 include(${CMAKE_ROOT}/Modules/FindPackageHandleStandardArgs.cmake)
  19 find_program(GNUPLOT_EXECUTABLE NAMES gnuplot pgnuplot wgnupl32)
  20 mark_as_advanced(GNUPLOT_EXECUTABLE)
  21
  22 if(EXISTS "${GNUPLOT_EXECUTABLE}")
  23   execute_process(COMMAND ${GNUPLOT_EXECUTABLE} --version OUTPUT_VARIABLE GNUPLOT_VERSION)
  24   string(REGEX REPLACE "[^0-9]+([^\n ]+).*" "\\1" GNUPLOT_VERSION "${GNUPLOT_VERSION}")
  25 endif()
  26
  27 find_package_handle_standard_args(Gnuplot
  28   FOUND_VAR
  29     GNUPLOT_FOUND
  30   REQUIRED_VARS
  31     GNUPLOT_EXECUTABLE
  32   VERSION_VAR
  33     GNUPLOT_VERSION
  34 )