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# - Try to find ClanLib

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# Example usage: find_package(ClanLib 0.8 REQUIRED COMPONENTS Core App Display GL Sound)

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#

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# Once done, this will define

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#

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#  ClanLib_FOUND - system has ClanLib (all the components requested)

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#  ClanLib_INCLUDE_DIRS - the ClanLib include directories

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#  ClanLib_LIBRARIES - link these to use ClanLib

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#

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# See documentation on how to write CMake scripts at

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# http://www.cmake.org/Wiki/CMake:How_To_Find_Libraries

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include(LibFindMacros)

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if (ClanLib_FIND_VERSION_MAJOR AND ClanLib_FIND_VERSION_MINOR)

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  set(ClanLib_VERSION "${ClanLib_FIND_VERSION_MAJOR}.${ClanLib_FIND_VERSION_MINOR}")

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else (ClanLib_FIND_VERSION_MAJOR AND ClanLib_FIND_VERSION_MINOR)

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  set(ClanLib_VERSION "0.8")

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endif (ClanLib_FIND_VERSION_MAJOR AND ClanLib_FIND_VERSION_MINOR)

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libfind_pkg_check_modules(ClanLib_PKGCONF clanCore-${ClanLib_VERSION})

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find_path(ClanLib_INCLUDE_DIR

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  NAMES ClanLib/core.h

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  PATH_SUFFIXES ClanLib-${ClanLib_VERSION}

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  HINTS ${ClanLib_PKGCONF_INCLUDE_DIRS}

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)

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# Extract the actual version number

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if (ClanLib_INCLUDE_DIR)

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  file(READ "${ClanLib_INCLUDE_DIR}/ClanLib/core.h" _ClanLib_CORE_H_CONTENTS)

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  set(_ClanLib_VERSION_REGEX ".*#define CL_VERSION_STRING \"([^\n]*)\".*")

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  if ("${_ClanLib_CORE_H_CONTENTS}" MATCHES "${_ClanLib_VERSION_REGEX}")

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    string(REGEX REPLACE "${_ClanLib_VERSION_REGEX}" "\\1" ClanLib_VERSION "${_ClanLib_CORE_H_CONTENTS}")

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  endif ("${_ClanLib_CORE_H_CONTENTS}" MATCHES "${_ClanLib_VERSION_REGEX}")

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endif (ClanLib_INCLUDE_DIR)

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foreach(COMPONENT ${ClanLib_FIND_COMPONENTS})

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  find_library(ClanLib_${COMPONENT}_LIBRARY

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    NAMES clan${COMPONENT}

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    PATHS ${ClanLib_PKGCONF_LIBRARY_DIRS}

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  )

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  set(ClanLib_PROCESS_LIBS ${ClanLib_PROCESS_LIBS} ClanLib_${COMPONENT}_LIBRARY)

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endforeach(COMPONENT)

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set(ClanLib_PROCESS_INCLUDES ClanLib_INCLUDE_DIR)

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libfind_process(ClanLib)

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