# getlogin.m4 serial 5

dnl Copyright (C) 2010-2018 Free Software Foundation, Inc.

dnl This file is free software; the Free Software Foundation

dnl gives unlimited permission to copy and/or distribute it,

dnl with or without modifications, as long as this notice is preserved.

AC_DEFUN([gl_FUNC_GETLOGIN],

[

  AC_REQUIRE([gl_UNISTD_H_DEFAULTS])

  AC_CHECK_DECLS_ONCE([getlogin])

  if test $ac_cv_have_decl_getlogin = no; then

    HAVE_DECL_GETLOGIN=0

  fi

  AC_CHECK_FUNCS_ONCE([getlogin])

  if test $ac_cv_func_getlogin = no; then

    HAVE_GETLOGIN=0

  fi

])

dnl Determines the library needed by the implementation of the

dnl getlogin and getlogin_r functions.

AC_DEFUN([gl_LIB_GETLOGIN],

[

  AC_REQUIRE([AC_CANONICAL_HOST])

  case $host_os in

    mingw*)

      LIB_GETLOGIN='-ladvapi32' ;;

    *)

      LIB_GETLOGIN= ;;

  esac

  AC_SUBST([LIB_GETLOGIN])

])