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-rw-r--r--config/cmake/FindSZIP.cmake179
1 files changed, 179 insertions, 0 deletions
diff --git a/config/cmake/FindSZIP.cmake b/config/cmake/FindSZIP.cmake
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+
+# - Find SZIP library
+# - Derived from the FindTiff.cmake that is included with cmake
+# Find the native SZIP includes and library
+# This module defines
+# SZIP_INCLUDE_DIRS, where to find tiff.h, etc.
+# SZIP_LIBRARIES, libraries to link against to use SZIP.
+# SZIP_FOUND, If false, do not try to use SZIP.
+# also defined, but not for general use are
+# SZIP_LIBRARY, where to find the SZIP library.
+# SZIP_LIBRARY_DEBUG - Debug version of tiff library
+# SZIP_LIBRARY_RELEASE - Release Version of tiff library
+
+# MESSAGE (STATUS "Finding Szip library and headers..." )
+
+############################################
+#
+# Check the existence of the libraries.
+#
+############################################
+# This macro was taken directly from the FindQt4.cmake file that is included
+# with the CMake distribution. This is NOT my work. All work was done by the
+# original authors of the FindQt4.cmake file. Only minor modifications were
+# made to remove references to Qt and make this file more generally applicable
+#########################################################################
+
+MACRO (SZIP_ADJUST_LIB_VARS basename)
+ IF (${basename}_INCLUDE_DIR)
+
+ # if only the release version was found, set the debug variable also to the release version
+ IF (${basename}_LIBRARY_RELEASE AND NOT ${basename}_LIBRARY_DEBUG)
+ SET (${basename}_LIBRARY_DEBUG ${${basename}_LIBRARY_RELEASE})
+ SET (${basename}_LIBRARY ${${basename}_LIBRARY_RELEASE})
+ SET (${basename}_LIBRARIES ${${basename}_LIBRARY_RELEASE})
+ ENDIF (${basename}_LIBRARY_RELEASE AND NOT ${basename}_LIBRARY_DEBUG)
+
+ # if only the debug version was found, set the release variable also to the debug version
+ IF (${basename}_LIBRARY_DEBUG AND NOT ${basename}_LIBRARY_RELEASE)
+ SET (${basename}_LIBRARY_RELEASE ${${basename}_LIBRARY_DEBUG})
+ SET (${basename}_LIBRARY ${${basename}_LIBRARY_DEBUG})
+ SET (${basename}_LIBRARIES ${${basename}_LIBRARY_DEBUG})
+ ENDIF (${basename}_LIBRARY_DEBUG AND NOT ${basename}_LIBRARY_RELEASE)
+ IF (${basename}_LIBRARY_DEBUG AND ${basename}_LIBRARY_RELEASE)
+ # if the generator supports configuration types then set
+ # optimized and debug libraries, or if the CMAKE_BUILD_TYPE has a value
+ IF (CMAKE_CONFIGURATION_TYPES OR CMAKE_BUILD_TYPE)
+ SET (${basename}_LIBRARY optimized ${${basename}_LIBRARY_RELEASE} debug ${${basename}_LIBRARY_DEBUG})
+ ELSE(CMAKE_CONFIGURATION_TYPES OR CMAKE_BUILD_TYPE)
+ # if there are no configuration types and CMAKE_BUILD_TYPE has no value
+ # then just use the release libraries
+ SET (${basename}_LIBRARY ${${basename}_LIBRARY_RELEASE} )
+ ENDIF (CMAKE_CONFIGURATION_TYPES OR CMAKE_BUILD_TYPE)
+ SET (${basename}_LIBRARIES optimized ${${basename}_LIBRARY_RELEASE} debug ${${basename}_LIBRARY_DEBUG})
+ ENDIF (${basename}_LIBRARY_DEBUG AND ${basename}_LIBRARY_RELEASE)
+
+ SET (${basename}_LIBRARY ${${basename}_LIBRARY} CACHE FILEPATH "The ${basename} library")
+
+ IF (${basename}_LIBRARY)
+ SET (${basename}_FOUND 1)
+ ENDIF (${basename}_LIBRARY)
+
+ ENDIF (${basename}_INCLUDE_DIR )
+
+ # Make variables changeble to the advanced user
+ MARK_AS_ADVANCED (${basename}_LIBRARY ${basename}_LIBRARY_RELEASE ${basename}_LIBRARY_DEBUG ${basename}_INCLUDE_DIR )
+ENDMACRO (SZIP_ADJUST_LIB_VARS)
+
+
+# Look for the header file.
+SET (SZIP_INCLUDE_SEARCH_DIRS
+ $ENV{SZIP_INSTALL}/include
+ $ENV{SZIP_INSTALL}/include/szip
+ /usr/include
+ /usr/include/szip
+)
+
+SET (SZIP_LIB_SEARCH_DIRS
+ $ENV{SZIP_INSTALL}/lib
+ /usr/lib
+)
+
+SET (SZIP_BIN_SEARCH_DIRS
+ $ENV{SZIP_INSTALL}/bin
+ /usr/bin
+)
+
+FIND_PATH (SZIP_INCLUDE_DIR
+ NAMES szlib.h
+ PATHS ${SZIP_INCLUDE_SEARCH_DIRS}
+ NO_DEFAULT_PATH
+)
+
+IF (WIN32 AND NOT MINGW)
+ SET (SZIP_SEARCH_DEBUG_NAMES "sz_d;libsz_d")
+ SET (SZIP_SEARCH_RELEASE_NAMES "sz;libsz")
+ELSE (WIN32 AND NOT MINGW)
+ SET (SZIP_SEARCH_DEBUG_NAMES "sz_d")
+ SET (SZIP_SEARCH_RELEASE_NAMES "sz")
+ENDIF (WIN32 AND NOT MINGW)
+
+# Look for the library.
+FIND_LIBRARY (SZIP_LIBRARY_DEBUG
+ NAMES ${SZIP_SEARCH_DEBUG_NAMES}
+ PATHS ${SZIP_LIB_SEARCH_DIRS}
+ NO_DEFAULT_PATH
+)
+
+FIND_LIBRARY (SZIP_LIBRARY_RELEASE
+ NAMES ${SZIP_SEARCH_RELEASE_NAMES}
+ PATHS ${SZIP_LIB_SEARCH_DIRS}
+ NO_DEFAULT_PATH
+)
+
+SZIP_ADJUST_LIB_VARS (SZIP)
+
+IF (SZIP_INCLUDE_DIR AND SZIP_LIBRARY)
+ SET (SZIP_FOUND 1)
+ SET (SZIP_LIBRARIES ${SZIP_LIBRARY})
+ SET (SZIP_INCLUDE_DIRS ${SZIP_INCLUDE_DIR})
+ IF (SZIP_LIBRARY_DEBUG)
+ GET_FILENAME_COMPONENT (SZIP_LIBRARY_PATH ${SZIP_LIBRARY_DEBUG} PATH)
+ SET (SZIP_LIB_DIR ${SZIP_LIBRARY_PATH})
+ ELSEIF (SZIP_LIBRARY_RELEASE)
+ GET_FILENAME_COMPONENT (SZIP_LIBRARY_PATH ${SZIP_LIBRARY_RELEASE} PATH)
+ SET (SZIP_LIB_DIR ${SZIP_LIBRARY_PATH})
+ ENDIF (SZIP_LIBRARY_DEBUG)
+
+ELSE (SZIP_INCLUDE_DIR AND SZIP_LIBRARY)
+ SET (SZIP_FOUND 0)
+ SET (SZIP_LIBRARIES)
+ SET (SZIP_INCLUDE_DIRS)
+ENDIF (SZIP_INCLUDE_DIR AND SZIP_LIBRARY)
+
+# Report the results.
+IF (NOT SZIP_FOUND)
+ SET (SZIP_DIR_MESSAGE
+ "SZip was not found. Make sure SZIP_LIBRARY and SZIP_INCLUDE_DIR are set or set the SZIP_INSTALL environment variable."
+ )
+ IF (NOT SZIP_FIND_QUIETLY)
+ MESSAGE (STATUS "${SZIP_DIR_MESSAGE}")
+ ELSE (NOT SZIP_FIND_QUIETLY)
+ IF (SZIP_FIND_REQUIRED)
+ MESSAGE (FATAL_ERROR "SZip was NOT found and is Required by this project")
+ ENDIF (SZIP_FIND_REQUIRED)
+ ENDIF (NOT SZIP_FIND_QUIETLY)
+ENDIF (NOT SZIP_FOUND)
+
+IF (SZIP_FOUND)
+ INCLUDE (CheckSymbolExists)
+ #############################################
+ # Find out if SZIP was build using dll's
+ #############################################
+ # Save required variable
+ SET (CMAKE_REQUIRED_INCLUDES_SAVE ${CMAKE_REQUIRED_INCLUDES})
+ SET (CMAKE_REQUIRED_FLAGS_SAVE ${CMAKE_REQUIRED_FLAGS})
+ # Add SZIP_INCLUDE_DIR to CMAKE_REQUIRED_INCLUDES
+ SET (CMAKE_REQUIRED_INCLUDES "${CMAKE_REQUIRED_INCLUDES};${SZIP_INCLUDE_DIRS}")
+
+ CHECK_SYMBOL_EXISTS (SZIP_BUILT_AS_DYNAMIC_LIB "SZconfig.h" HAVE_SZIP_DLL)
+
+ IF (HAVE_SZIP_DLL STREQUAL "TRUE")
+ SET (HAVE_SZIP_DLL "1")
+ ENDIF (HAVE_SZIP_DLL STREQUAL "TRUE")
+
+ # Restore CMAKE_REQUIRED_INCLUDES and CMAKE_REQUIRED_FLAGS variables
+ SET (CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES_SAVE})
+ SET (CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS_SAVE})
+ #
+ #############################################
+ENDIF (SZIP_FOUND)
+
+IF (FIND_SZIP_DEBUG)
+ MESSAGE (STATUS "SZIP_INCLUDE_DIR: ${SZIP_INCLUDE_DIR}")
+ MESSAGE (STATUS "SZIP_INCLUDE_DIRS: ${SZIP_INCLUDE_DIRS}")
+ MESSAGE (STATUS "SZIP_LIBRARY_DEBUG: ${SZIP_LIBRARY_DEBUG}")
+ MESSAGE (STATUS "SZIP_LIBRARY_RELEASE: ${SZIP_LIBRARY_RELEASE}")
+ MESSAGE (STATUS "HAVE_SZIP_DLL: ${HAVE_SZIP_DLL}")
+ MESSAGE (STATUS "CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}")
+ENDIF (FIND_SZIP_DEBUG)