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dnl
dnl DNS Service Discovery (aka Bonjour) stuff for CUPS.
dnl
dnl Copyright © 2007-2019 by Apple Inc.
dnl
dnl Licensed under Apache License v2.0. See the file "LICENSE" for more
dnl information.
dnl
AC_ARG_ENABLE(avahi, [ --disable-avahi disable DNS Service Discovery support using Avahi])
AC_ARG_ENABLE(dnssd, [ --disable-dnssd disable DNS Service Discovery support using mDNSResponder])
AC_ARG_WITH(dnssd-libs, [ --with-dnssd-libs set directory for DNS Service Discovery library],
LDFLAGS="-L$withval $LDFLAGS"
DSOFLAGS="-L$withval $DSOFLAGS",)
AC_ARG_WITH(dnssd-includes, [ --with-dnssd-includes set directory for DNS Service Discovery includes],
CFLAGS="-I$withval $CFLAGS"
CPPFLAGS="-I$withval $CPPFLAGS",)
DNSSDLIBS=""
DNSSD_BACKEND=""
IPPFIND_BIN=""
IPPFIND_MAN=""
if test "x$PKGCONFIG" != x -a x$enable_avahi != xno -a x$host_os_name != xdarwin; then
AC_MSG_CHECKING(for Avahi)
if $PKGCONFIG --exists avahi-client; then
AC_MSG_RESULT(yes)
CFLAGS="$CFLAGS `$PKGCONFIG --cflags avahi-client`"
DNSSDLIBS="`$PKGCONFIG --libs avahi-client`"
DNSSD_BACKEND="dnssd"
IPPFIND_BIN="ippfind"
IPPFIND_MAN="ippfind.\$(MAN1EXT)"
AC_DEFINE(HAVE_AVAHI)
else
AC_MSG_RESULT(no)
fi
fi
if test "x$DNSSD_BACKEND" = x -a x$enable_dnssd != xno; then
AC_CHECK_HEADER(dns_sd.h, [
case "$host_os_name" in
darwin*)
# Darwin and macOS...
AC_DEFINE(HAVE_DNSSD)
DNSSD_BACKEND="dnssd"
IPPFIND_BIN="ippfind"
IPPFIND_MAN="ippfind.\$(MAN1EXT)"
;;
*)
# All others...
AC_MSG_CHECKING(for current version of dns_sd library)
SAVELIBS="$LIBS"
LIBS="$LIBS -ldns_sd"
AC_TRY_COMPILE([#include <dns_sd.h>],
[int constant = kDNSServiceFlagsShareConnection;
unsigned char txtRecord[100];
uint8_t valueLen;
TXTRecordGetValuePtr(sizeof(txtRecord),
txtRecord, "value", &valueLen);],
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_DNSSD)
DNSSDLIBS="-ldns_sd"
DNSSD_BACKEND="dnssd",
IPPFIND_BIN="ippfind"
IPPFIND_MAN="ippfind.\$(MAN1EXT)"
AC_MSG_RESULT(no))
LIBS="$SAVELIBS"
;;
esac
])
fi
AC_SUBST(DNSSDLIBS)
AC_SUBST(DNSSD_BACKEND)
AC_SUBST(IPPFIND_BIN)
AC_SUBST(IPPFIND_MAN)
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