69 lines
2.1 KiB
CMake
69 lines
2.1 KiB
CMake
#
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# - Find cares
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# Find the native CARES includes and library
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#
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# CARES_INCLUDE_DIRS - where to find cares.h, etc.
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# CARES_LIBRARIES - List of libraries when using cares.
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# CARES_FOUND - True if cares found.
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# CARES_DLL_DIR - (Windows) Path to the c-ares DLL.
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# CARES_DLL - (Windows) Name of the c-ares DLL.
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IF (CARES_INCLUDE_DIRS)
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# Already in cache, be silent
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SET(CARES_FIND_QUIETLY TRUE)
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ENDIF (CARES_INCLUDE_DIRS)
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INCLUDE(FindWSWinLibs)
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FindWSWinLibs("c-ares-.*" "CARES_HINTS")
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FIND_PATH(CARES_INCLUDE_DIR ares.h HINTS "${CARES_HINTS}/include" )
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SET(CARES_NAMES cares libcares-2)
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FIND_LIBRARY(CARES_LIBRARY NAMES ${CARES_NAMES} HINTS "${CARES_HINTS}/lib" )
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# Try to retrieve version from header if found
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if(CARES_INCLUDE_DIR)
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set(_version_regex "^#define[ \t]+ARES_VERSION_STR[ \t]+\"([^\"]+)\".*")
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file(STRINGS "${CARES_INCLUDE_DIR}/ares_version.h" CARES_VERSION REGEX "${_version_regex}")
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string(REGEX REPLACE "${_version_regex}" "\\1" CARES_VERSION "${CARES_VERSION}")
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unset(_version_regex)
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endif()
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# handle the QUIETLY and REQUIRED arguments and set CARES_FOUND to TRUE if
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# all listed variables are TRUE
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INCLUDE(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(CARES
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REQUIRED_VARS CARES_LIBRARY CARES_INCLUDE_DIR
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VERSION_VAR CARES_VERSION)
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IF(CARES_FOUND)
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SET( CARES_LIBRARIES ${CARES_LIBRARY} )
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SET( CARES_INCLUDE_DIRS ${CARES_INCLUDE_DIR} )
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if (WIN32)
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set ( CARES_DLL_DIR "${CARES_HINTS}/bin"
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CACHE PATH "Path to C-Ares DLL"
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)
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file( GLOB _cares_dll RELATIVE "${CARES_DLL_DIR}"
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"${CARES_DLL_DIR}/cares.dll"
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)
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set ( CARES_DLL ${_cares_dll}
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CACHE FILEPATH "C-Ares DLL file name"
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)
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file( GLOB _cares_pdb RELATIVE "${CARES_DLL_DIR}"
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"${CARES_DLL_DIR}/cares.pdb"
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)
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set ( CARES_PDB ${_cares_pdb}
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CACHE FILEPATH "C-Ares PDB file name"
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)
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mark_as_advanced( CARES_DLL_DIR CARES_DLL CARES_PDB )
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endif()
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ELSE(CARES_FOUND)
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SET( CARES_LIBRARIES )
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SET( CARES_INCLUDE_DIRS )
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SET( CARES_DLL_DIR )
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SET( CARES_DLL )
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ENDIF(CARES_FOUND)
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MARK_AS_ADVANCED( CARES_LIBRARIES CARES_INCLUDE_DIRS )
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