diff options
Diffstat (limited to 'config/cmake/FindSZIP.cmake')
| -rw-r--r-- | config/cmake/FindSZIP.cmake | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/config/cmake/FindSZIP.cmake b/config/cmake/FindSZIP.cmake new file mode 100644 index 0000000..190b0b5 --- /dev/null +++ b/config/cmake/FindSZIP.cmake @@ -0,0 +1,179 @@ + +# - 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) |