CMakeLists.txt

# This is the root OTB CMakeLists file.
# $Id$
#
CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
IF(COMMAND CMAKE_POLICY)
  CMAKE_POLICY(SET CMP0003 NEW)
ENDIF(COMMAND CMAKE_POLICY)

PROJECT(OTB)

# Path to additional CMake modules
SET(CMAKE_MODULE_PATH
    ${CMAKE_SOURCE_DIR}/CMake
    ${CMAKE_MODULE_PATH})

INCLUDE_REGULAR_EXPRESSION("^(otb|itk|vtk|vnl|vcl|vxl|f2c|netlib|ce|itpack|DICOM|meta|png|dbh|tif|jpeg|zlib).*$")
SOURCE_GROUP("XML Files" REGULAR_EXPRESSION "[.]xml$")
INCLUDE(CMakeDependentOption)

# On Visual Studio 8 MS deprecated C. This removes all 1.276E1265 security
# warnings
IF(WIN32)
  IF(NOT BORLAND)
    IF(NOT CYGWIN)
      IF(NOT MINGW)
        IF(NOT ITK_ENABLE_VISUAL_STUDIO_DEPRECATED_C_WARNINGS)
          ADD_DEFINITIONS(
            -D_CRT_FAR_MAPPINGS_NO_DEPRECATE
            -D_CRT_IS_WCTYPE_NO_DEPRECATE
            -D_CRT_MANAGED_FP_NO_DEPRECATE
            -D_CRT_NONSTDC_NO_DEPRECATE
            -D_CRT_SECURE_NO_DEPRECATE
            -D_CRT_SECURE_NO_DEPRECATE_GLOBALS
            -D_CRT_SETERRORMODE_BEEP_SLEEP_NO_DEPRECATE
            -D_CRT_TIME_FUNCTIONS_NO_DEPRECATE
            -D_CRT_VCCLRIT_NO_DEPRECATE
            -D_SCL_SECURE_NO_DEPRECATE
            )
        ENDIF(NOT ITK_ENABLE_VISUAL_STUDIO_DEPRECATED_C_WARNINGS)
      ENDIF(NOT MINGW)
    ENDIF(NOT CYGWIN)
  ENDIF(NOT BORLAND)
ENDIF(WIN32)
# __CYGWIN__ must be define for ossim (ex: ossimCommon.h, isnan definition, .. )
#IF(CYGWIN)
#  ADD_DEFINITIONS(-D__CYGWIN__)
#ENDIF(CYGWIN)

# If CMake is the version we're expecting, don't show the
# CMAKE_BACKWARDS_COMPATIBILITY option. If the version is higher than the
# minimal version required, then show the backward compatibility option.
IF("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" MATCHES "^2\\.4$")
  MARK_AS_ADVANCED(FORCE CMAKE_BACKWARDS_COMPATIBILITY)
ELSE("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" MATCHES "^2\\.4$")
  MARK_AS_ADVANCED(CLEAR CMAKE_BACKWARDS_COMPATIBILITY)
ENDIF("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" MATCHES "^2\\.4$")

#-----------------------------------------------------------------------------
# OTB option to access large file (> 4Go).
ADD_DEFINITIONS(
	-D_LARGEFILE_SOURCE
	-D_FILE_OFFSET_BITS=64
	-D_LARGEFILE64_SOURCE
	-D_LARGE_FILES
	)

#-----------------------------------------------------------------------------
# OTB version number.  An even minor number corresponds to releases.
SET(OTB_VERSION_MAJOR "3")
SET(OTB_VERSION_MINOR "0")
SET(OTB_VERSION_PATCH "0")


# Version string should not include patch level.  The major.minor is
# enough to distinguish available features of the toolkit.
SET(OTB_VERSION_STRING "${OTB_VERSION_MAJOR}.${OTB_VERSION_MINOR}.${OTB_VERSION_PATCH}")


# => Comment for OTB 3.0.0
OPTION(BUILD_TESTING "Build testing." OFF)

#-----------------------------------------------------------------------------
# OTB build configuration options.
IF(WIN32)
# do not build shared lib under windows
SET(BUILD_SHARED_LIBS OFF)
MESSAGE("Disabling build shared lib option on windows like OS.")
ELSE(WIN32)
OPTION(BUILD_SHARED_LIBS "Build OTB with shared libraries." ON)
ENDIF(WIN32)
SET(OTB_BUILD_SHARED_LIBS ${BUILD_SHARED_LIBS})

IF(NOT OTB_NO_LIBRARY_VERSION)
  # This setting of SOVERSION assumes that any API change
  # will increment either the minor or major version number of OTB.
  SET(OTB_LIBRARY_PROPERTIES
      VERSION   "${OTB_VERSION_MAJOR}.${OTB_VERSION_MINOR}.${OTB_VERSION_PATCH}"
      SOVERSION "${OTB_VERSION_MAJOR}.${OTB_VERSION_MINOR}"
     )
ENDIF(NOT OTB_NO_LIBRARY_VERSION)

SET(OTB_BUILD_PEDANTIC OFF CACHE BOOL
    "Choose compilation in pedantic or relaxed mode")

IF(WIN32)
  IF (MSVC)
    IF(OTB_BUILD_PEDANTIC)
      SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
    ENDIF(OTB_BUILD_PEDANTIC)

    IF (MSVC80)
      ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
      ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_WARNING)
    ENDIF(MSVC80)
  ENDIF(MSVC)
ELSE(WIN32)
  IF(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX)
    IF(OTB_BUILD_PEDANTIC)
      SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic")
    ENDIF(OTB_BUILD_PEDANTIC)
  ENDIF(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX)
ENDIF(WIN32)
#-----------------------------------------------------------------------------

# Case for release 2.2.1
# Use the openjpeg library.
OPTION(OTB_USE_JPEG2000 "Use to support jpeg2000 image file format." ON)

#-----------------------------------------------------------------------------

# Use the liblas library (do not link on solaris)
OPTION(OTB_USE_LIBLAS "Use liblas library to support Lidar data format." ON)
MARK_AS_ADVANCED(OTB_USE_LIBLAS)

# FIND EXTERNAL LIBRAIRIES USE

#-------------------------------
# EXPAT Library
#-------------------------------

FIND_PACKAGE(EXPAT)
IF(EXPAT_FOUND)
  OPTION(OTB_USE_EXTERNAL_EXPAT "Use an outside build of EXPAT." ON)
ELSE(EXPAT_FOUND)
  OPTION(OTB_USE_EXTERNAL_EXPAT "Use an outside build of EXPAT." OFF)
ENDIF(EXPAT_FOUND)

MARK_AS_ADVANCED(OTB_USE_EXTERNAL_EXPAT)

IF(OTB_USE_EXTERNAL_EXPAT)
    FIND_PACKAGE(EXPAT)
    IF(EXPAT_FOUND)
        # Control expat compatibility
        INCLUDE_DIRECTORIES(BEFORE ${EXPAT_INCLUDE_DIR})
        LINK_DIRECTORIES( ${EXPAT_LIBRARY} )
    ELSE(EXPAT_FOUND)
        MESSAGE(FATAL_ERROR
                  "Cannot build OTB project without lib EXPAT.  Please set EXPAT_DIR or set OTB_USE_EXTERNAL_EXPAT OFF to use INTERNAL EXPAT set on OTB/Utilities repository.")
    ENDIF(EXPAT_FOUND)
ELSE(OTB_USE_EXTERNAL_EXPAT)
        ADD_DEFINITIONS(-DOTB_USE_INTERNAL_EXPAT)
        INCLUDE_DIRECTORIES(BEFORE "${OTB_SOURCE_DIR}/Utilities/otbexpat")
        INCLUDE_DIRECTORIES(BEFORE "${OTB_BINARY_DIR}/Utilities/otbexpat")
	IF(NOT BUILD_SHARED_LIBS)
        	ADD_DEFINITIONS(-DXML_STATIC)
        ENDIF(NOT BUILD_SHARED_LIBS)
ENDIF(OTB_USE_EXTERNAL_EXPAT)

#-------------------------------
# ITK Library
#-------------------------------

OPTION(OTB_USE_EXTERNAL_ITK "Use an outside build of ITK." OFF)
IF(OTB_USE_EXTERNAL_ITK)
  FIND_PACKAGE(ITK)
  IF(ITK_FOUND)
        # Builf ITK_INCLUDE_DIRS list wihout expat path
        SET(new_list "")
        FOREACH(files_h ${ITK_INCLUDE_DIRS})
                IF(NOT "${files_h}" MATCHES "expat")
                        SET(new_list "${new_list};${files_h}")
                ENDIF(NOT "${files_h}" MATCHES "expat")
        ENDFOREACH(files_h ${ITK_INCLUDE_DIRS})
        SET(ITK_INCLUDE_DIRS "${new_list}")

        INCLUDE(${ITK_USE_FILE})
  ELSE(ITK_FOUND)
        MESSAGE(FATAL_ERROR
                  "Cannot build OTB project without ITK.  Please set ITK_DIR or set OTB_USE_EXTERNAL_ITK OFF to use INTERNAL ITK set on OTB/Utilities repository.")
  ENDIF(ITK_FOUND)
ELSE(OTB_USE_EXTERNAL_ITK)
# Required to have proper itk headers at first run
SET(ITK_SOURCE_DIR ${OTB_SOURCE_DIR}/Utilities/ITK)
SET(ITK_BINARY_DIR ${OTB_BINARY_DIR}/Utilities/ITK)
ENDIF(OTB_USE_EXTERNAL_ITK)


# JPEG2000 specification control
SET(OTB_COMPILE_JPEG2000 0)
IF( OTB_USE_JPEG2000 )