41 lines
1.3 KiB
CMake
41 lines
1.3 KiB
CMake
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# - Try to find libcares
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# Once done this will define
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# LIBCARES_FOUND - System has libcares
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# LIBCARES_INCLUDE_DIRS - The libcares include directories
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# LIBCARES_LIBRARIES - The libraries needed to use libcares
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find_package(PkgConfig QUIET)
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pkg_check_modules(PC_LIBCARES QUIET libcares)
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find_path(LIBCARES_INCLUDE_DIR
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NAMES ares.h
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HINTS ${PC_LIBCARES_INCLUDE_DIRS}
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)
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find_library(LIBCARES_LIBRARY
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NAMES cares
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HINTS ${PC_LIBCARES_LIBRARY_DIRS}
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)
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if(LIBCARES_INCLUDE_DIR)
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set(_version_regex "^#define[ \t]+ARES_VERSION_STR[ \t]+\"([^\"]+)\".*")
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file(STRINGS "${LIBCARES_INCLUDE_DIR}/ares_version.h"
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LIBCARES_VERSION REGEX "${_version_regex}")
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string(REGEX REPLACE "${_version_regex}" "\\1"
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LIBCARES_VERSION "${LIBCARES_VERSION}")
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unset(_version_regex)
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endif()
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include(FindPackageHandleStandardArgs)
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# handle the QUIETLY and REQUIRED arguments and set LIBCARES_FOUND to TRUE
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# if all listed variables are TRUE and the requested version matches.
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find_package_handle_standard_args(Libcares REQUIRED_VARS
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LIBCARES_LIBRARY LIBCARES_INCLUDE_DIR
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VERSION_VAR LIBCARES_VERSION)
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if(LIBCARES_FOUND)
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set(LIBCARES_LIBRARIES ${LIBCARES_LIBRARY})
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set(LIBCARES_INCLUDE_DIRS ${LIBCARES_INCLUDE_DIR})
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endif()
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mark_as_advanced(LIBCARES_INCLUDE_DIR LIBCARES_LIBRARY)
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