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Commit a45a71b6 authored by Thomas Feuvrier's avatar Thomas Feuvrier
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ENH: Add CMake option(OTB_USE_EXTERNAL_EXPAT [OFF] ) to select or not the...

ENH: Add CMake option(OTB_USE_EXTERNAL_EXPAT [OFF] ) to select or not the system lib EXPAT or the internal OTB directory.
parent fe924929
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......@@ -85,30 +85,30 @@ OPTION(OTB_USE_JPEG2000 "Use to support jpeg2000 image file format." ON)
# EXPAT Library
#-------------------------------
SET(OTB_USE_EXTERNAL_EXPAT 1)
SET(EXPAT_FIND_REQUIRED 0) # To suppress cmake error message if not find
FIND_PACKAGE(EXPAT)
IF(EXPAT_FOUND)
OPTION(OTB_USE_EXTERNAL_EXPAT "Use an outside build of EXPAT." OFF)
MARK_AS_ADVANCED(OTB_USE_EXTERNAL_EXPAT)
#SET(OTB_COMPILE_EXPAT ${OTB_USE_EXTERNAL_EXPAT})
IF(OTB_USE_EXTERNAL_EXPAT)
FIND_PACKAGE(EXPAT)
IF(EXPAT_FOUND)
# Control expat compatibility
INCLUDE_DIRECTORIES(BEFORE ${EXPAT_INCLUDE_DIR})
MESSAGE(${EXPAT_INCLUDE_DIR})
LINK_DIRECTORIES( ${EXPAT_LIBRARY} )
TRY_COMPILE(OTB_TYPE_COMPILE_EXPAT
${OTB_BINARY_DIR}/CMakeTmp
${OTB_SOURCE_DIR}/CMake/otbTestCompileExpat.cxx )
IF(OTB_TYPE_COMPILE_EXPAT)
SET(OTB_USE_EXTERNAL_EXPAT 1)
ELSE(OTB_TYPE_COMPILE_EXPAT)
SET(OTB_USE_EXTERNAL_EXPAT 0)
ENDIF( OTB_TYPE_COMPILE_EXPAT)
ELSE(EXPAT_FOUND)
SET(OTB_USE_EXTERNAL_EXPAT 0)
ENDIF(EXPAT_FOUND)
IF(NOT OTB_USE_EXTERNAL_EXPAT)
# TRY_COMPILE(OTB_TYPE_COMPILE_EXPAT
# ${OTB_BINARY_DIR}/CMakeTmp
# ${OTB_SOURCE_DIR}/CMake/otbTestCompileExpat.cxx )
# IF( NOT OTB_TYPE_COMPILE_EXPAT)
# SET(OTB_USE_EXTERNAL_EXPAT OFF)
# ENDIF( NOT OTB_TYPE_COMPILE_EXPAT)
ELSE(EXPAT_FOUND)
MESSAGE(FATAL_ERROR
"Cannot build OTB project without lib EXPAT. Please set EXPAT_DIR or set OTB_USE_EXTERNAL_EXPAT OFF to use INTERNAL EXPAT set on OTB/Utilities repository.")
ENDIF(EXPAT_FOUND)
ELSE(OTB_USE_EXTERNAL_EXPAT)
ADD_DEFINITIONS(-DOTB_USE_INTERNAL_EXPAT)
INCLUDE_DIRECTORIES(BEFORE "${OTB_SOURCE_DIR}/Utilities/otbexpat")
INCLUDE_DIRECTORIES(BEFORE "${OTB_BINARY_DIR}/Utilities/otbexpat")
ENDIF(NOT OTB_USE_EXTERNAL_EXPAT)
ENDIF(OTB_USE_EXTERNAL_EXPAT)
#-------------------------------
# ITK Library
......@@ -251,9 +251,9 @@ IF(OTB_USE_VISU_GUI)
MESSAGE(FATAL_ERROR
"Cannot build OTB project without FLTK. Please set FLTK_DIR or set OTB_USE_VISU to OFF or set OTB_USE_EXTERNAL_FLTK OFF to use INTERNAL FLTK set on OTB/Utilities repository.")
ENDIF(FLTK_FOUND)
ELSE(OTB_USE_EXTERNAL_FLTK)
SET( FLTK_PLATFORM_DEPENDENT_LIBS "")
IF(EXISTS "${OTB_BINARY_DIR}/Utilities/FLTK/FLTKConfig.cmake")
INCLUDE(${OTB_BINARY_DIR}/Utilities/FLTK/FLTKConfig.cmake)
......@@ -261,9 +261,9 @@ IF(OTB_USE_VISU_GUI)
#----------------------------------------------------------------
# RESUME Alls VISU GUI libraries use by OTB in a single VARIABLE
SET(OTB_VISU_GUI_LIBRARIES "${FLTK_LIBRARIES};${OPENGL_LIBRARIES} ")
ENDIF(OTB_USE_EXTERNAL_FLTK)
ENDIF(OTB_USE_VISU_GUI)
#-------------------------------
......
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