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65 lines
2.5 KiB
65 lines
2.5 KiB
2 years ago
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# Searches for an installation of the bz2 library. On success, it sets the following variables:
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#
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# Bz2_FOUND Set to true to indicate the bz2 library was found
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# Bz2_INCLUDE_DIRS The directory containing the header file bz2/bz2.h
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# Bz2_LIBRARIES The libraries needed to use the bz2 library
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#
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# To specify an additional directory to search, set Bz2_ROOT.
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#
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# Author: Siddhartha Chaudhuri, 2009
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#
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# Look for the header, first in the user-specified location and then in the system locations
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SET(Bz2_INCLUDE_DOC "The directory containing the header file bz2.h")
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FIND_PATH(Bz2_INCLUDE_DIRS NAMES bz2.h bz2/bz2.h PATHS ${Bz2_ROOT} ${Bz2_ROOT}/include DOC ${Bz2_INCLUDE_DOC} NO_DEFAULT_PATH)
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IF(NOT Bz2_INCLUDE_DIRS) # now look in system locations
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FIND_PATH(Bz2_INCLUDE_DIRS NAMES bzlib.h DOC ${Bz2_INCLUDE_DOC})
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ENDIF(NOT Bz2_INCLUDE_DIRS)
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SET(Bz2_FOUND FALSE)
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IF(Bz2_INCLUDE_DIRS)
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SET(Bz2_LIBRARY_DIRS ${Bz2_INCLUDE_DIRS})
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IF("${Bz2_LIBRARY_DIRS}" MATCHES "/include$")
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# Strip off the trailing "/include" in the path.
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GET_FILENAME_COMPONENT(Bz2_LIBRARY_DIRS ${Bz2_LIBRARY_DIRS} PATH)
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ENDIF("${Bz2_LIBRARY_DIRS}" MATCHES "/include$")
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IF(EXISTS "${Bz2_LIBRARY_DIRS}/lib")
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SET(Bz2_LIBRARY_DIRS ${Bz2_LIBRARY_DIRS}/lib)
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ENDIF(EXISTS "${Bz2_LIBRARY_DIRS}/lib")
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# Find Bz2 libraries
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FIND_LIBRARY(Bz2_DEBUG_LIBRARY NAMES bz2d bz2_d libbz2d libbz2_d libbz2
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PATH_SUFFIXES Debug ${CMAKE_LIBRARY_ARCHITECTURE} ${CMAKE_LIBRARY_ARCHITECTURE}/Debug
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PATHS ${Bz2_LIBRARY_DIRS} NO_DEFAULT_PATH)
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FIND_LIBRARY(Bz2_RELEASE_LIBRARY NAMES bz2 libbz2
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PATH_SUFFIXES Release ${CMAKE_LIBRARY_ARCHITECTURE} ${CMAKE_LIBRARY_ARCHITECTURE}/Release
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PATHS ${Bz2_LIBRARY_DIRS} NO_DEFAULT_PATH)
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SET(Bz2_LIBRARIES )
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IF(Bz2_DEBUG_LIBRARY AND Bz2_RELEASE_LIBRARY)
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SET(Bz2_LIBRARIES debug ${Bz2_DEBUG_LIBRARY} optimized ${Bz2_RELEASE_LIBRARY})
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ELSEIF(Bz2_DEBUG_LIBRARY)
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SET(Bz2_LIBRARIES ${Bz2_DEBUG_LIBRARY})
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ELSEIF(Bz2_RELEASE_LIBRARY)
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SET(Bz2_LIBRARIES ${Bz2_RELEASE_LIBRARY})
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ENDIF(Bz2_DEBUG_LIBRARY AND Bz2_RELEASE_LIBRARY)
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IF(Bz2_LIBRARIES)
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SET(Bz2_FOUND TRUE)
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ENDIF(Bz2_LIBRARIES)
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ENDIF(Bz2_INCLUDE_DIRS)
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IF(Bz2_FOUND)
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# IF(NOT Bz2_FIND_QUIETLY)
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MESSAGE(STATUS "Found Bz2: headers at ${Bz2_INCLUDE_DIRS}, libraries at ${Bz2_LIBRARY_DIRS}")
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MESSAGE(STATUS " library is ${Bz2_LIBRARIES}")
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# ENDIF(NOT Bz2_FIND_QUIETLY)
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ELSE(Bz2_FOUND)
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IF(Bz2_FIND_REQUIRED)
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MESSAGE(FATAL_ERROR "Bz2 library not found")
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ENDIF(Bz2_FIND_REQUIRED)
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ENDIF(Bz2_FOUND)
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