checkout only ossim from svn rather than using full OSSIM source

CMake/External_ossim.cmake

@@ -19,6 +19,7 @@ else()
   set(${proj}_DEPENDENCIES)
   set(OSSIM_SB_BUILD_DIR ${CMAKE_BINARY_DIR}/${proj}/build)
   set(OSSIM_SB_SRC ${CMAKE_BINARY_DIR}/${proj}/src/${proj})
+
   
   # set project dependencies (GEOS, GDAL, TIFF, JPEG, OPENTHREADS, )
   if(USE_SYSTEM_TIFF)
@@ -70,48 +71,62 @@ else()
       )
     list(APPEND ${proj}_DEPENDENCIES OPENTHREAD)
   endif()
+
+    ExternalProject_Add(ossim_cmakemodules
+    PREFIX ${proj}/_cmakemodules
+    SVN_REPOSITORY "http://svn.osgeo.org/ossim/trunk/ossim_package_support/cmake/CMakeModules"
+    SVN_REVISION -r 23087
+    CONFIGURE_COMMAND ""
+    BUILD_COMMAND ""
+    INSTALL_COMMAND "")
+    
+  set(extra_flags  -D__STDC_CONSTANT_MACROS)
+  if(MSVC)
+    #checkout cmakeModules 
+    set(${proj}_DEPENDENCIES ossim_cmakemodules)
+    #cmake flags for exception handling in c++    
+    #set(extra_flags /EHsc)
+    #clear all dependent library settings except GEOTIFF as we link with gdal_i. 
+    #This is because of gisinternals built with internal geotiff
+    set(OSSIM_SB_TIFF_CONFIG)
+    set(OSSIM_SB_GEOS_CONFIG)
+    set(OSSIM_SB_JPEG_CONFIG)
+    set(OSSIM_SB_OPENTHREAD_CONFIG)
+    #build geotiff and use it
+    set(OSSIM_SB_GEOTIFF_CONFIG -DGEOTIFF_LIBRARY:STRING=${CMAKE_INSTALL_PREFIX}/lib/gdal_i.lib)
+  endif()
   
   ExternalProject_Add(${proj}
     PREFIX ${proj}
-    URL "http://download.osgeo.org/ossim/source/latest/ossim-1.8.18-1.tar.gz"
-    URL_MD5 c61e77f3fab08df0e486367eb4365c91
+    SVN_REPOSITORY "http://svn.osgeo.org/ossim/trunk/ossim/"
+    SVN_REVISION -r 23087
     BINARY_DIR ${OSSIM_SB_BUILD_DIR}
     INSTALL_DIR ${CMAKE_INSTALL_PREFIX}
     CMAKE_CACHE_ARGS
-      -DOSSIM_DEV_HOME:STRING=${OSSIM_SB_SRC}
       -DOSSIM_VERSION:STRING=1.8.18-1
       -DCMAKE_INSTALL_PREFIX:STRING=${CMAKE_INSTALL_PREFIX}
       -DCMAKE_BUILD_TYPE:STRING=Release
-      -DBUILD_CSMAPI:BOOL=OFF
-      -DBUILD_OSSIMCSM_PLUGIN:STRING=OFF
-      -DBUILD_OSSIMLIBRAW_PLUGIN:STRING=OFF
-      -DCMAKE_CXX_FLAGS:STRING=-D__STDC_CONSTANT_MACROS
-      -DWMS_INCLUDE_DIR:STRING=${OSSIM_SB_SRC}/libwms/include
       ${OSSIM_SB_TIFF_CONFIG}
       ${OSSIM_SB_GEOTIFF_CONFIG}
       ${OSSIM_SB_GEOS_CONFIG}
       ${OSSIM_SB_JPEG_CONFIG}
       ${OSSIM_SB_OPENTHREAD_CONFIG}
-      -DBUILD_OSSIMPREDATOR:BOOL=OFF
-      -DBUILD_OSSIMPLANET:BOOL=OFF
-      -DBUILD_OSSIMPLANETQT:BOOL=OFF
       -DBUILD_OSSIM_MPI_SUPPORT:BOOL=OFF
-      -DBUILD_OSSIMQT4:BOOL=OFF
-      -DBUILD_OSSIMGUI:BOOL=OFF
-      -DBUILD_OMS:BOOL=OFF
-      -DBUILD_WMS:BOOL=OFF
-      -DCMAKE_MODULE_PATH:PATH=${OSSIM_SB_SRC}/ossim_package_support/cmake/CMakeModules
-    PATCH_COMMAND ${CMAKE_COMMAND} -P ${CMAKE_BINARY_DIR}/ossim_patch_1.cmake
     DEPENDS ${${proj}_DEPENDENCIES}
     CMAKE_COMMAND
       # use 'env' because CTest launcher doesn't perform shell interpretation
       env LD_LIBRARY_PATH=${CMAKE_INSTALL_PREFIX}/lib
       ${CMAKE_COMMAND}
     )
+    
+    ExternalProject_Add_Step(${proj} copy_CMakeModules
+      COMMAND ${CMAKE_COMMAND} -E copy_directory
+      ${CMAKE_BINARY_DIR}/${proj}/_cmakemodules/src/ossim_cmakemodules ${OSSIM_SB_SRC}/CMakeModules
+      DEPENDEES patch update
+      DEPENDERS configure
+    )
   
-  # Write patch file in binary dir
-  file(WRITE ${CMAKE_BINARY_DIR}/ossim_patch_1.cmake 
-  "file(WRITE ${OSSIM_SB_SRC}/CMakeLists.txt \"add_subdirectory(ossim_package_support/cmake)\")")
+  list(APPEND OTB_DEPS ${proj})
   
   message(STATUS "  Using OSSIM SuperBuild version")
 endif()