# macro that checks for grass installation in specified directory MACRO (CHECK_GRASS G_PREFIX) FIND_PATH (GRASS_INCLUDE_DIR grass/version.h ${G_PREFIX}/include) SET (GRASS_LIB_NAMES gis vect dig2 dbmiclient dbmibase shape dgl rtree datetime linkm form gproj) SET (GRASS_LIBRARIES "") FOREACH (LIB ${GRASS_LIB_NAMES}) SET(LIB_PATH NOTFOUND) FIND_LIBRARY(LIB_PATH NAMES grass_${LIB} PATHS ${G_PREFIX}/lib NO_DEFAULT_PATH) IF (LIB_PATH) IF (NOT GRASS_LIBRARIES STREQUAL NOTFOUND) SET (GRASS_LIBRARIES ${GRASS_LIBRARIES} ${LIB_PATH}) ENDIF (NOT GRASS_LIBRARIES STREQUAL NOTFOUND) ELSE (LIB_PATH) SET (GRASS_LIBRARIES NOTFOUND) ENDIF (LIB_PATH) ENDFOREACH (LIB) # LIB_PATH is only temporary variable, so hide it (is it possible to delete a variable?) MARK_AS_ADVANCED(LIB_PATH) IF (GRASS_INCLUDE_DIR AND GRASS_LIBRARIES) SET (GRASS_FOUND TRUE) SET (GRASS_PREFIX ${G_PREFIX}) ENDIF (GRASS_INCLUDE_DIR AND GRASS_LIBRARIES) MARK_AS_ADVANCED ( GRASS_INCLUDE_DIR GRASS_LIBRARIES ) ENDMACRO (CHECK_GRASS) ################################### # search for grass installations # list of paths which to search - user's choice as first SET (GRASS_PATHS ${GRASS_PREFIX} /usr/lib/grass c:/msys/local) # mac-specific path IF (APPLE) SET (GRASS_PATHS ${GRASS_PATHS} /Applications/GRASS-6.3.app/Contents/MacOS /Applications/GRASS.app/Contents/Resources ) ENDIF (APPLE) IF (WITH_GRASS) FOREACH (G_PREFIX ${GRASS_PATHS}) IF (NOT GRASS_FOUND) CHECK_GRASS(${G_PREFIX}) ENDIF (NOT GRASS_FOUND) ENDFOREACH (G_PREFIX) ENDIF (WITH_GRASS) ################################### IF (GRASS_FOUND) FILE(READ ${GRASS_INCLUDE_DIR}/grass/version.h VERSIONFILE) STRING(REGEX MATCH "[0-9]+\\.[0-9]+\\.[^ ]+" GRASS_VERSION ${VERSIONFILE}) IF (NOT GRASS_FIND_QUIETLY) MESSAGE(STATUS "Found GRASS: ${GRASS_PREFIX} (${GRASS_VERSION})") ENDIF (NOT GRASS_FIND_QUIETLY) # openpty is currently needed for GRASS shell INCLUDE(CheckFunctionExists) IF (APPLE) SET (CMAKE_REQUIRED_INCLUDES util.h) ELSE (APPLE) SET (CMAKE_REQUIRED_INCLUDES pty.h) SET (CMAKE_REQUIRED_LIBRARIES util) ENDIF (APPLE) CHECK_FUNCTION_EXISTS(openpty HAVE_OPENPTY) # add 'util' library to the dependencies IF (HAVE_OPENPTY AND NOT APPLE) FIND_LIBRARY(OPENPTY_LIBRARY NAMES util PATHS /usr/local/lib /usr/lib c:/msys/local/lib) SET (GRASS_LIBRARIES ${GRASS_LIBRARIES} ${OPENPTY_LIBRARY}) ENDIF (HAVE_OPENPTY AND NOT APPLE) ELSE (GRASS_FOUND) IF (WITH_GRASS) IF (GRASS_FIND_REQUIRED) MESSAGE(FATAL_ERROR "Could not find GRASS") ELSE (GRASS_FIND_REQUIRED) MESSAGE(STATUS "Could not find GRASS") ENDIF (GRASS_FIND_REQUIRED) ENDIF (WITH_GRASS) ENDIF (GRASS_FOUND)