44 lines
1.3 KiB
CMake
44 lines
1.3 KiB
CMake
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# - Try to find BZip2
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# Once done this will define
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#
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# BZIP2_FOUND - system has BZip2
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# BZIP2_INCLUDE_DIR - the BZip2 include directory
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# BZIP2_LIBRARIES - Link these to use BZip2
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# BZIP2_DEFINITIONS - Compiler switches required for using BZip2
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# BZIP2_NEED_PREFIX - this is set if the functions are prefixed with BZ2_
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# Copyright (c) 2006, Alexander Neundorf, <neundorf@kde.org>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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IF (BZIP2_INCLUDE_DIR AND BZIP2_LIBRARIES)
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SET(BZip2_FIND_QUIETLY TRUE)
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ENDIF (BZIP2_INCLUDE_DIR AND BZIP2_LIBRARIES)
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FIND_PATH(BZIP2_INCLUDE_DIR bzlib.h )
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FIND_LIBRARY(BZIP2_LIBRARIES NAMES bz2 bzip2 )
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IF (BZIP2_INCLUDE_DIR AND BZIP2_LIBRARIES)
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SET(BZIP2_FOUND TRUE)
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INCLUDE(CheckLibraryExists)
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CHECK_LIBRARY_EXISTS(${BZIP2_LIBRARIES} BZ2_bzCompressInit "" BZIP2_NEED_PREFIX)
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ELSE (BZIP2_INCLUDE_DIR AND BZIP2_LIBRARIES)
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SET(BZIP2_FOUND FALSE)
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ENDIF (BZIP2_INCLUDE_DIR AND BZIP2_LIBRARIES)
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IF (BZIP2_FOUND)
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IF (NOT BZip2_FIND_QUIETLY)
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MESSAGE(STATUS "Found BZip2: ${BZIP2_LIBRARIES}")
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ENDIF (NOT BZip2_FIND_QUIETLY)
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ELSE (BZIP2_FOUND)
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IF (BZip2_FIND_REQUIRED)
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MESSAGE(FATAL_ERROR "Could NOT find BZip2")
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ENDIF (BZip2_FIND_REQUIRED)
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ENDIF (BZIP2_FOUND)
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MARK_AS_ADVANCED(BZIP2_INCLUDE_DIR BZIP2_LIBRARIES)
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