QGIS/cmake/FindGRASS.cmake
telwertowski df975a8d80 On Mac, search for util.h instead of pty.h
git-svn-id: http://svn.osgeo.org/qgis/trunk@6525 c8812cc2-4d05-0410-92ff-de0c093fc19c
2007-02-05 01:13:20 +00:00

100 lines
2.6 KiB
CMake

# macro that checks for grass installation in specified directory
MACRO (CHECK_GRASS G_PREFIX)
FIND_PATH (GRASS_INCLUDE_DIR grass/gis.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 ${GRASS_LIB_NAMES})
SET(LIB_PATH NOTFOUND)
FIND_LIBRARY(LIB_PATH grass_${LIB} PATHS ${G_PREFIX}/lib)
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)
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/grass-6.3.cvs)
# mac-specific path
IF (APPLE)
SET (GRASS_PATHS ${GRASS_PATHS} /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)
# read grass version number and remove trailing newline
FILE (READ ${GRASS_PREFIX}/etc/VERSIONNUMBER GRASS_VERSION)
STRING(REPLACE "\n" "" GRASS_VERSION ${GRASS_VERSION})
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)