ceph/cmake/modules/Findc-ares.cmake

   1 find_package(PkgConfig QUIET)
   2
   3 pkg_search_module(PC_cares
   4   libcares)
   5
   6 find_path(c-ares_INCLUDE_DIR
   7   NAMES ares_dns.h
   8   PATHS ${PC_cares_INCLUDE_DIRS})
   9
  10 find_library(c-ares_LIBRARY
  11   NAMES cares
  12   PATHS ${PC_cares_LIBRARY_DIRS})
  13
  14 set(c-ares_VERSION ${PC_cares_VERSION})
  15
  16 include(FindPackageHandleStandardArgs)
  17
  18 find_package_handle_standard_args(c-ares
  19   REQUIRED_VARS
  20     c-ares_INCLUDE_DIR
  21     c-ares_LIBRARY
  22   VERSION_VAR c-ares_VERSION)
  23
  24 if(c-ares_FOUND)
  25   if(NOT TARGET c-ares::cares)
  26     add_library(c-ares::cares UNKNOWN IMPORTED GLOBAL)
  27     set_target_properties(c-ares::cares PROPERTIES
  28       INTERFACE_INCLUDE_DIRECTORIES "${c-ares_INCLUDE_DIR}"
  29       IMPORTED_LINK_INTERFACE_LANGUAGES "C"
  30       IMPORTED_LOCATION "${c-ares_LIBRARY}")
  31   endif()
  32
  33   # to be compatible with old Seastar
  34   add_library(c-ares::c-ares ALIAS c-ares::cares)
  35
  36   if(NOT TARGET c-ares::c-ares)
  37     add_library(c-ares::c-ares ALIAS c-ares::cares)
  38   endif()
  39 endif()