# - Find perl # this module looks for Perl # # PERL_EXECUTABLE - the full path to perl # PERL_FOUND - If false, don't attempt to use perl. # PERL_VERSION_STRING - version of perl found (since CMake 2.8.8) #============================================================================= # Copyright 2001-2009 Kitware, Inc. # # Distributed under the OSI-approved BSD License (the "License"); # see accompanying file Copyright.txt for details. # # This software is distributed WITHOUT ANY WARRANTY; without even the # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # See the License for more information. #============================================================================= # (To distribute this file outside of CMake, substitute the full # License text for the above reference.) include(${CMAKE_CURRENT_LIST_DIR}/FindCygwin.cmake) set(PERL_POSSIBLE_BIN_PATHS ${CYGWIN_INSTALL_PATH}/bin ) if(WIN32) get_filename_component( ActivePerl_CurrentVersion "[HKEY_LOCAL_MACHINE\\SOFTWARE\\ActiveState\\ActivePerl;CurrentVersion]" NAME) set(PERL_POSSIBLE_BIN_PATHS ${PERL_POSSIBLE_BIN_PATHS} "C:/Perl/bin" [HKEY_LOCAL_MACHINE\\SOFTWARE\\ActiveState\\ActivePerl\\${ActivePerl_CurrentVersion}]/bin ) endif() find_program(PERL_EXECUTABLE NAMES perl PATHS ${PERL_POSSIBLE_BIN_PATHS} ) if(PERL_EXECUTABLE) ### PERL_VERSION execute_process( COMMAND ${PERL_EXECUTABLE} -V:version OUTPUT_VARIABLE PERL_VERSION_OUTPUT_VARIABLE RESULT_VARIABLE PERL_VERSION_RESULT_VARIABLE ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE ) if(NOT PERL_VERSION_RESULT_VARIABLE AND NOT PERL_VERSION_OUTPUT_VARIABLE MATCHES "^version='UNKNOWN'") string(REGEX REPLACE "version='([^']+)'.*" "\\1" PERL_VERSION_STRING ${PERL_VERSION_OUTPUT_VARIABLE}) else() execute_process( COMMAND ${PERL_EXECUTABLE} -v OUTPUT_VARIABLE PERL_VERSION_OUTPUT_VARIABLE RESULT_VARIABLE PERL_VERSION_RESULT_VARIABLE ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE ) if(NOT PERL_VERSION_RESULT_VARIABLE AND PERL_VERSION_OUTPUT_VARIABLE MATCHES "This is perl.*[ \\(]v([0-9\\._]+)[ \\)]") string(REGEX REPLACE ".*This is perl.*[ \\(]v([0-9\\._]+)[ \\)].*" "\\1" PERL_VERSION_STRING ${PERL_VERSION_OUTPUT_VARIABLE}) elseif(NOT PERL_VERSION_RESULT_VARIABLE AND PERL_VERSION_OUTPUT_VARIABLE MATCHES "This is perl, version ([0-9\\._]+) +") string(REGEX REPLACE ".*This is perl, version ([0-9\\._]+) +.*" "\\1" PERL_VERSION_STRING ${PERL_VERSION_OUTPUT_VARIABLE}) endif() endif() endif() # Deprecated settings for compatibility with CMake1.4 set(PERL ${PERL_EXECUTABLE}) # handle the QUIETLY and REQUIRED arguments and set PERL_FOUND to TRUE if # all listed variables are TRUE include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) FIND_PACKAGE_HANDLE_STANDARD_ARGS(Perl REQUIRED_VARS PERL_EXECUTABLE VERSION_VAR PERL_VERSION_STRING) mark_as_advanced(PERL_EXECUTABLE)