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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
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49 lines
1.5 KiB
49 lines
1.5 KiB
5 years ago
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include(FindPackageHandleStandardArgs)
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function(__cares_get_version)
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if(c-ares_INCLUDE_DIR AND EXISTS "${c-ares_INCLUDE_DIR}/ares_version.h")
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file(STRINGS "${c-ares_INCLUDE_DIR}/ares_version.h" _cares_version_str REGEX "^#define ARES_VERSION_STR \"([^\n]*)\"$")
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if(_cares_version_str MATCHES "#define ARES_VERSION_STR \"([^\n]*)\"")
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set(c-ares_VERSION "${CMAKE_MATCH_1}" PARENT_SCOPE)
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endif()
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endif()
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endfunction()
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# We need to disable version checking, since c-ares does not provide it.
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set(_cares_version_var_suffixes "" _MAJOR _MINOR _PATCH _TWEAK _COUNT)
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foreach(_suffix IN LISTS _cares_version_var_suffixes)
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set(_cares_save_FIND_VERSION${_suffix} ${c-ares_FIND_VERSION${_suffix}})
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unset(c-ares_FIND_VERSION${_suffix})
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endforeach()
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find_package(c-ares CONFIG)
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foreach(_suffix IN LISTS _cares_version_var_suffixes)
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set(c-ares_FIND_VERSION${_suffix} ${_cares_save_FIND_VERSION${_suffix}})
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endforeach()
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if(c-ares_FOUND)
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if(NOT DEFINED c-ares_VERSION)
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__cares_get_version()
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endif()
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find_package_handle_standard_args(c-ares CONFIG_MODE)
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return()
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endif()
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find_path(c-ares_INCLUDE_DIR NAMES ares.h)
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__cares_get_version()
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find_library(c-ares_LIBRARY cares)
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find_package_handle_standard_args(c-ares
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REQUIRED_VARS c-ares_INCLUDE_DIR c-ares_LIBRARY
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VERSION_VAR c-ares_VERSION
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)
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if(c-ares_FOUND)
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add_library(c-ares::cares UNKNOWN IMPORTED)
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set_target_properties(c-ares::cares PROPERTIES
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IMPORTED_LOCATION "${c-ares_LIBRARY}"
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INTERFACE_INCLUDE_DIRECTORIES "${c-ares_INCLUDE_DIR}"
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)
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endif()
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