macros/tcp-wrappers.m4

   1 dnl $Id: tcp-wrappers.m4,v 1.1.4.4 2004-08-11 03:05:45 bfernhomberg Exp $
   2
   3 AC_DEFUN([NETATALK_TCP_WRAPPERS], [
   4         check=maybe
   5         AC_ARG_ENABLE(tcp-wrappers,
   6                 [  --disable-tcp-wrappers  disable TCP wrappers support],
   7                 [
   8                         if test "x$enableval" = "xno"; then
   9                                 wrapcheck=no
  10                         else
  11                                 wrapcheck=yes
  12                         fi
  13                 ]
  14         )
  15
  16         enable=no
  17         netatalk_cv_tcpwrap=no
  18         if test "x$wrapcheck" != "xno"; then
  19                 saved_LIBS=$LIBS
  20                 LIBS="$LIBS -lwrap"
  21                 AC_TRY_LINK([
  22 #include <tcpd.h>
  23 int allow_severity = 0;
  24 int deny_severity = 0;
  25 ],[
  26         tcpd_warn ("link test");
  27 ], netatalk_cv_tcpwrap=yes, netatalk_cv_tcpwrap=no, netatalk_cv_tcpwrap=cross)
  28
  29                 LIBS=$saved_LIBS
  30         fi
  31
  32         AC_MSG_CHECKING([whether to enable the TCP wrappers])
  33         if test "x$netatalk_cv_tcpwrap" = "xyes"; then
  34                 AC_DEFINE(TCPWRAP, 1, [Define if TCP wrappers should be used])
  35                 WRAP_LIBS="-lwrap"
  36                 AC_MSG_RESULT([yes])
  37         else
  38                 if test "x$wrapcheck" = "xyes"; then
  39                         AC_MSG_ERROR([libwrap not found])
  40                 else
  41                         AC_MSG_RESULT([no])
  42                 fi
  43         fi
  44
  45         AC_SUBST(WRAP_LIBS)
  46 ])