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https://github.com/obsproject/obs-studio.git
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64 lines
1.8 KiB
CMake
64 lines
1.8 KiB
CMake
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# Once done these will be defined:
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#
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# JANSSON_FOUND
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# JANSSON_INCLUDE_DIRS
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# JANSSON_LIBRARIES
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# JANSSON_VERSION
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#
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if(JANSSON_INCLUDE_DIRS AND JANSSON_LIBRARIES)
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set(JANSSON_FOUND TRUE)
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else()
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find_package(PkgConfig QUIET)
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if (PKG_CONFIG_FOUND)
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pkg_check_modules(_JANSSON QUIET jansson)
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endif()
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if(CMAKE_SIZEOF_VOID_P EQUAL 8)
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set(_lib_suffix 64)
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else()
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set(_lib_suffix 32)
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endif()
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find_path(Jansson_INCLUDE_DIR
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NAMES jansson.h
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HINTS
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ENV JanssonPath
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${_JANSSON_INCLUDE_DIRS}
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/usr/include /usr/local/include /opt/local/include /sw/include)
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find_library(Jansson_LIB
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NAMES jansson libjansson
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HINTS
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${Jansson_INCLUDE_DIR}/../lib
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${Jansson_INCLUDE_DIR}/lib${_lib_suffix}
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${_JANSSON_LIBRARY_DIRS}
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/usr/lib /usr/local/lib /opt/local/lib /sw/lib)
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if(JANSSON_VERSION)
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set(_JANSSON_VERSION_STRING "${JANSSON_VERSION}")
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elseif(_JANSSON_FOUND AND _JANSSON_VERSION)
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set(_JANSSON_VERSION_STRING "${_JANSSON_VERSION}")
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elseif(EXISTS "${Jansson_INCLUDE_DIR}/jansson.h")
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file(STRINGS "${Jansson_INCLUDE_DIR}/jansson.h" _jansson_version_parse
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REGEX "#define[ \t]+JANSSON_VERSION[ \t]+.+")
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string(REGEX REPLACE
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".*#define[ \t]+JANSSON_VERSION[ \t]+\"(.+)\".*" "\\1"
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_JANSSON_VERSION_STRING "${_jansson_version_parse}")
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else()
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message(WARNING "Failed to find Jansson version")
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set(_JANSSON_VERSION_STRING "unknown")
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endif()
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set(JANSSON_INCLUDE_DIRS ${Jansson_INCLUDE_DIR} CACHE PATH "Jansson include dir")
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set(JANSSON_LIBRARIES ${Jansson_LIB} CACHE STRING "Jansson libraries")
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set(JANSSON_VERSION "${_JANSSON_VERSION_STRING}" CACHE STRING "Jansson version")
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find_package_handle_standard_args(Jansson
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FOUND_VAR JANSSON_FOUND
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REQUIRED_VARS Jansson_LIB Jansson_INCLUDE_DIR
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VERSION_VAR JANSSON_VERSION)
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mark_as_advanced(Jansson_INCLUDE_DIR Jansson_LIB)
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endif()
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