1 files changed, 57 insertions, 0 deletions

diff --git a/configure.ac b/configure.ac
index ead34acf5..a92425dbc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1494,6 +1494,62 @@ AC_ARG_WITH([skey],
         ]
 )
 
+# Check whether user wants TCP wrappers support
+TCPW_MSG="no"
+AC_ARG_WITH([tcp-wrappers],
+        [  --with-tcp-wrappers[[=PATH]] Enable tcpwrappers support (optionally in PATH)],
+        [
+                if test "x$withval" != "xno" ; then
+                        saved_LIBS="$LIBS"
+                        saved_LDFLAGS="$LDFLAGS"
+                        saved_CPPFLAGS="$CPPFLAGS"
+                        if test -n "${withval}" && \
+                            test "x${withval}" != "xyes"; then
+                                if test -d "${withval}/lib"; then
+                                        if test -n "${need_dash_r}"; then
+                                                LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
+                                        else
+                                                LDFLAGS="-L${withval}/lib ${LDFLAGS}"
+                                        fi
+                                else
+                                        if test -n "${need_dash_r}"; then
+                                                LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
+                                        else
+                                                LDFLAGS="-L${withval} ${LDFLAGS}"
+                                        fi
+                                fi
+                                if test -d "${withval}/include"; then
+                                        CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
+                                else
+                                        CPPFLAGS="-I${withval} ${CPPFLAGS}"
+                                fi
+                        fi
+                        LIBS="-lwrap $LIBS"
+                        AC_MSG_CHECKING([for libwrap])
+                        AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <tcpd.h>
+int deny_severity = 0, allow_severity = 0;
+                                ]], [[
+        hosts_access(0);
+                                ]])], [
+                                        AC_MSG_RESULT([yes])
+                                        AC_DEFINE([LIBWRAP], [1],
+                                                [Define if you want
+                                                TCP Wrappers support])
+                                        SSHDLIBS="$SSHDLIBS -lwrap"
+                                        TCPW_MSG="yes"
+                                ], [
+                                        AC_MSG_ERROR([*** libwrap missing])
+                                
+                        ])
+                        LIBS="$saved_LIBS"
+                fi
+        ]
+)
+
 # Check whether user wants to use ldns
 LDNS_MSG="no"
 AC_ARG_WITH(ldns,
@@ -5117,6 +5173,7 @@ echo "                 KerberosV support: $KRB5_MSG"
 echo "                   SELinux support: $SELINUX_MSG"
 echo "                 Smartcard support: $SCARD_MSG"
 echo "                     S/KEY support: $SKEY_MSG"
+echo "              TCP Wrappers support: $TCPW_MSG"
 echo "              MD5 password support: $MD5_MSG"
 echo "                   libedit support: $LIBEDIT_MSG"
 echo "                   libldns support: $LDNS_MSG"