Legends-of-Azeroth-Pandaria-5.4.8

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# Copyright (C) 2011-2016 Project SkyFire <http://www.projectskyfire.org/
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# Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
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#
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# This file is free software; as a special exception the author gives
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# unlimited permission to copy and/or distribute it, with or without
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# modifications, as long as this notice is preserved.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# find Readline (terminal input library) includes and library
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#
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# READLINE_INCLUDE_DIR - where the directory containing the READLINE headers can be found
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# READLINE_LIBRARY     - full path to the READLINE library
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# READLINE_FOUND       - TRUE if READLINE was found
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#[=======================================================================[.rst:
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FindReadline
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-----------
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Find The GNU Readline Library.
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Imported Targets
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^^^^^^^^^^^^^^^^
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This module defines the following :prop_tgt:`IMPORTED` targets:
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``Readline::Readline``
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  The Readline library, if found.
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Result Variables
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^^^^^^^^^^^^^^^^
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This module will set the following variables in your project:
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``READLINE_FOUND``
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  System has The GNU Readline Library.
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``READLINE_INCLUDE_DIR``
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  The Readline include directory.
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``READLINE_LIBRARY``
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  The Readline library.
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Hints
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^^^^^
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Set ``READLINE_ROOT_DIR`` to the root directory of Readline installation.
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#]=======================================================================]
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set(_READLINE_ROOT_HINTS
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  ${READLINE_ROOT_DIR}
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  ENV READLINE_ROOT_DIR
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)
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if(HOMEBREW_PREFIX)
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  list(APPEND _READLINE_ROOT_HINTS "${HOMEBREW_PREFIX}/opt/readline")
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endif()
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find_path(READLINE_INCLUDE_DIR
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  NAMES
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    readline/readline.h
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  HINTS
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    ${_READLINE_ROOT_HINTS}
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  PATH_SUFFIXES
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    include)
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find_library(READLINE_LIBRARY
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  NAMES
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    readline
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  HINTS
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    ${_READLINE_ROOT_HINTS}
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  PATH_SUFFIXES
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    lib)
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if(READLINE_INCLUDE_DIR AND EXISTS "${READLINE_INCLUDE_DIR}/readline/readline.h")
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  file(STRINGS "${READLINE_INCLUDE_DIR}/readline/readline.h" readline_major
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    REGEX "^#[\t ]*define[\t ]+RL_VERSION_MAJOR[\t ]+([0-9])+.*")
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  file(STRINGS "${READLINE_INCLUDE_DIR}/readline/readline.h" readline_minor
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    REGEX "^#[\t ]*define[\t ]+RL_VERSION_MINOR[\t ]+([0-9])+.*")
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  if (readline_major AND readline_minor)
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    string(REGEX REPLACE "^.*RL_VERSION_MAJOR[\t ]+([0-9])+.*$"
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           "\\1" readline_major "${readline_major}")
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    string(REGEX REPLACE "^.*RL_VERSION_MINOR[\t ]+([0-9])+.*$"
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           "\\1" readline_minor "${readline_minor}")
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    set(READLINE_VERSION "${readline_major}.${readline_minor}")
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  endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(Readline
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  REQUIRED_VARS
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    READLINE_LIBRARY
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    READLINE_INCLUDE_DIR
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  VERSION_VAR
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    READLINE_VERSION
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)
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mark_as_advanced(READLINE_FOUND READLINE_LIBRARY READLINE_INCLUDE_DIR)
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if(READLINE_FOUND)
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  message(STATUS "Found Readline library: ${READLINE_LIBRARY}")
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  message(STATUS "Found Readline headers: ${READLINE_INCLUDE_DIR}")
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  if (NOT TARGET Readline::Readline)
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    add_library(Readline::Readline UNKNOWN IMPORTED)
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    set_target_properties(Readline::Readline
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      PROPERTIES
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        IMPORTED_LOCATION
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          "${READLINE_LIBRARY}"
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        INTERFACE_INCLUDE_DIRECTORIES
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          "${READLINE_INCLUDE_DIR}")
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  endif()
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endif()
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