Merge branch 'lib64' into 'bugfix-60'

Use environment variables included rom GNUInstallDirs instead of harcoded lib, bin, include paths

See merge request integer/soplex!403

src/CMakeLists.txt

@@ -4,9 +4,11 @@
 function(setLibProperties targetname outputname)
  set_target_properties(${targetname} PROPERTIES
  OUTPUT_NAME ${outputname}
- MACOSX_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+ MACOSX_RPATH "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
 endfunction(setLibProperties)
 
+include(GNUInstallDirs)
+
 include_directories(BEFORE ${CMAKE_CURRENT_SOURCE_DIR})
 
 set(sources
@@ -201,18 +203,18 @@ add_executable(example EXCLUDE_FROM_ALL example.cpp)
 target_link_libraries(example libsoplex)
 
 # set the install rpath to the installed destination
-set_target_properties(soplex PROPERTIES INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+set_target_properties(soplex PROPERTIES INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
 
 # install the header files of soplex
-install(FILES ${headers} ${PROJECT_BINARY_DIR}/soplex/config.h DESTINATION include/soplex)
-install(FILES soplex.h soplex.hpp soplex_interface.h DESTINATION include)
+install(FILES ${headers} ${PROJECT_BINARY_DIR}/soplex/config.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/soplex)
+install(FILES soplex.h soplex.hpp soplex_interface.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 
 # install the binary and the library to appropriate lcoations and add them to an export group
 install(TARGETS soplex libsoplex libsoplex-pic libsoplexshared EXPORT soplex-targets
- LIBRARY DESTINATION lib
- ARCHIVE DESTINATION lib
- RUNTIME DESTINATION bin
- INCLUDES DESTINATION include)
+ LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+ ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+ RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+ INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 
 # Add library targets to the build-tree export set
 export(TARGETS libsoplex libsoplex-pic libsoplexshared
@@ -238,7 +240,7 @@ configure_file(${PROJECT_SOURCE_DIR}/soplex-config.cmake.in
 
 # install the targets of the soplex export group and the config file so that other projects
 # can link easily against soplex
-install(EXPORT soplex-targets FILE soplex-targets.cmake DESTINATION lib/cmake/soplex)
+install(EXPORT soplex-targets FILE soplex-targets.cmake DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/soplex)
 install(FILES "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/soplex-config.cmake"
  ${CMAKE_BINARY_DIR}/soplex-config-version.cmake
-  DESTINATION lib/cmake/soplex)
+   DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/soplex)