1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
# Check whether user wants TCP wrappers support
AC_DEFUN([AC_TCP_WRAPPERS],[
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 "${withval}" -a "${withval}" != "yes"; 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} ${CPPFLAGS}"
fi
fi
LIBWRAP="-lwrap"
LIBS="$LIBWRAP $LIBS"
AC_MSG_CHECKING(for libwrap)
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <tcpd.h>
int deny_severity = 0, allow_severity = 0;
]], [[hosts_access(0);]])],[
AC_MSG_RESULT(yes)
AC_SUBST(LIBWRAP)
AC_DEFINE([LIBWRAP], [1], [tcp-wrapper])
AC_DEFINE([HAVE_LIBWRAP], [1], [tcp-wrapper])
AC_DEFINE([HAVE_TCP_WRAPPER], [1], [tcp-wrapper])
TCPW_MSG="yes"
],[
AC_MSG_ERROR([*** libwrap missing])
])
LIBS="$saved_LIBS"
fi
]
)
AC_SUBST(LIBWRAP)
AC_SUBST(HAVE_LIBWRAP)
AC_SUBST(HAVE_TCP_WRAPPER)
])
|
