+AC_ARG_WITH(gnutls,
+ [ --with-gnutls enable SSL support using gnutls],
+ [ if test "$withval" = "yes"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_LIB(gnutls, gnutls_global_init)
+ AC_CHECK_FUNCS(gnutls_global_init, x_ssl_gnutls=yes,
+ AC_MSG_ERROR([Can't enable gnutls])
+ )
+ fi
+ ]
+)
+
+x_ssl_lib="no"
+if test "$x_ssl_gnutls" = "yes"; then
+ if test "$x_ssl_openssl" = "yes";then
+ AC_MSG_ERROR([Cannot enable both gnutls and openssl])
+ fi
+ x_ssl_lib=gnutls
+fi
+if test "$x_ssl_openssl" = "yes"; then
+ x_ssl_lib=openssl
+fi
+
+# use TCP wrappers?
+
+x_tcpwrap_on=no
+AC_ARG_WITH(tcp-wrappers,
+ [ --with-tcp-wrappers enable TCP wrappers support],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_MSG_CHECKING(for hosts_access)
+ LIBS="-lwrap $LIBS"
+ AC_TRY_LINK([
+#include <tcpd.h>
+int allow_severity = 0;
+int deny_severity = 0;
+ ],[
+ tcpd_warn("link test");
+ ],[
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(TCPWRAP, 1)
+ x_tcpwrap_on=yes
+ ],[
+ AC_MSG_RESULT(no)
+ AC_MSG_ERROR([Can't enable TCP wrappers!])
+ ])
+ fi
+ ]
+)
+
+# include support for "zeroconf"?
+
+x_zeroconf_on=no
+AC_ARG_WITH(zeroconf,
+ [ --with-zeroconf enable support for "Zeroconf"],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_FUNCS(DNSServiceRegistrationCreate, x_zeroconf_on=osx,
+ [
+ AC_CHECK_LIB(pthread, pthread_mutexattr_init)
+ AC_CHECK_LIB(howl, sw_discovery_init)
+ AC_CHECK_FUNCS(sw_discovery_init, \
+ x_zeroconf_on=howl, \
+ AC_MSG_ERROR([Can't enable Zeroconf!]))
+ ])
+ fi
+ ]
+)
+if test "$x_zeroconf_on" = "osx"; then
+ AC_CHECK_HEADERS([DNSServiceDiscovery/DNSServiceDiscovery.h \
+ mach/port.h],,AC_MSG_ERROR([required C header missing!]))
+ AC_DEFINE(ZEROCONF, 1)
+fi
+if test "$x_zeroconf_on" = "howl"; then
+ for dir in /usr/local/include /usr/local/include/howl* \
+ /usr/include /usr/include/howl* \
+ /usr/local/include/avahi* /usr/include/avahi*; do
+ test -d "$dir" || continue
+ AC_MSG_CHECKING([for Howl headers in $dir])
+ if test -f "$dir/rendezvous/rendezvous.h"; then
+ if test "$dir" != "/usr/local/include" -a \
+ "$dir" != "/usr/include"; then
+ CFLAGS="-I$dir $CFLAGS"
+ CPPFLAGS="-I$dir $CPPFLAGS"
+ fi
+ AC_MSG_RESULT(yes)
+ break
+ else
+ AC_MSG_RESULT(no)
+ fi
+ done
+ AC_CHECK_HEADERS([rendezvous/rendezvous.h],, \
+ AC_MSG_ERROR([required C header missing!]))
+ AC_DEFINE(ZEROCONF, 1)
+fi
+
+# do IDENT requests using libident?
+
+x_identauth_on=no
+AC_ARG_WITH(ident,
+ [ --with-ident enable "IDENT" ("AUTH") protocol support],
+ [ if test "$withval" != "no"; then
+ if test "$withval" != "yes"; then
+ CFLAGS="-I$withval/include $CFLAGS"
+ CPPFLAGS="-I$withval/include $CPPFLAGS"
+ LDFLAGS="-L$withval/lib $LDFLAGS"
+ fi
+ AC_CHECK_LIB(ident, ident_id)
+ AC_CHECK_FUNCS(ident_id, x_identauth_on=yes,
+ AC_MSG_ERROR([Can't enable IDENT support!])
+ )
+ fi
+ ]
+)
+if test "$x_identauth_on" = "yes"; then
+ AC_DEFINE(IDENTAUTH, 1)
+ AC_CHECK_HEADERS(ident.h,,AC_MSG_ERROR([required C header missing!]))
+fi
+
+# compile in IRC+ protocol support?
+
+x_ircplus_on=yes
+AC_ARG_ENABLE(ircplus,
+ [ --disable-ircplus disable IRC+ protocol],
+ if test "$enableval" = "no"; then x_ircplus_on=no; fi
+)
+if test "$x_ircplus_on" = "yes"; then
+ AC_DEFINE(IRCPLUS, 1)
+fi
+
+# enable support for IPv6?
+x_ipv6_on=no
+AC_ARG_ENABLE(ipv6,
+ [ --enable-ipv6 enable IPv6 protocol support],
+ if test "$enableval" = "yes"; then x_ipv6_on=yes; fi
+)
+if test "$x_ipv6_on" = "yes"; then
+ AC_CHECK_FUNCS([ \
+ getaddrinfo getnameinfo \
+ ],,AC_MSG_ERROR([required function missing for IPv6 support!]))
+ AC_DEFINE(WANT_IPV6, 1)
+fi
+
+# compile in IRC "sniffer"?
+
+x_sniffer_on=no; x_debug_on=no