require 'mkmf'

have_library("sun", "getpwnam")	# NIS (== YP) interface for IRIX 4
a = have_func("getlogin")
b = have_func("getpwent")
c = have_func("getgrent")
sysconfdir = RbConfig.expand(RbConfig::CONFIG["sysconfdir"].dup, "prefix"=>"", "DESTDIR"=>"")
$defs.push("-DSYSCONFDIR=#{Shellwords.escape(sysconfdir.dump)}")
if  a or b or c or sysconfdir
  have_struct_member('struct passwd', 'pw_gecos', 'pwd.h')
  have_struct_member('struct passwd', 'pw_change', 'pwd.h')
  have_struct_member('struct passwd', 'pw_quota', 'pwd.h')
  if have_struct_member('struct passwd', 'pw_age', 'pwd.h')
    case what_type?('struct passwd', 'pw_age', 'pwd.h')
    when "string"
      f = "safe_setup_str"
    when "long long"
      f = "LL2NUM"
    else
      f = "INT2NUM"
    end
    $defs.push("-DPW_AGE2VAL="+f)
  end
  have_struct_member('struct passwd', 'pw_class', 'pwd.h')
  have_struct_member('struct passwd', 'pw_comment', 'pwd.h') unless /cygwin/ === RUBY_PLATFORM
  have_struct_member('struct passwd', 'pw_expire', 'pwd.h')
  have_struct_member('struct passwd', 'pw_passwd', 'pwd.h')
  have_struct_member('struct group', 'gr_passwd', 'grp.h')
  create_makefile("etc")
end