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dnl
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dnl DNS Service Discovery (aka Bonjour) stuff for CUPS.
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dnl
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dnl Copyright © 2007-2019 by Apple Inc.
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dnl
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dnl Licensed under Apache License v2.0. See the file "LICENSE" for more
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dnl information.
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dnl
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AC_ARG_ENABLE(avahi, [ --disable-avahi disable DNS Service Discovery support using Avahi])
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AC_ARG_ENABLE(dnssd, [ --disable-dnssd disable DNS Service Discovery support using mDNSResponder])
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AC_ARG_WITH(dnssd-libs, [ --with-dnssd-libs set directory for DNS Service Discovery library],
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LDFLAGS="-L$withval $LDFLAGS"
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DSOFLAGS="-L$withval $DSOFLAGS",)
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AC_ARG_WITH(dnssd-includes, [ --with-dnssd-includes set directory for DNS Service Discovery includes],
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CFLAGS="-I$withval $CFLAGS"
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CPPFLAGS="-I$withval $CPPFLAGS",)
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DNSSDLIBS=""
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DNSSD_BACKEND=""
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IPPFIND_BIN=""
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IPPFIND_MAN=""
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if test "x$PKGCONFIG" != x -a x$enable_avahi != xno -a x$host_os_name != xdarwin; then
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AC_MSG_CHECKING(for Avahi)
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if $PKGCONFIG --exists avahi-client; then
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AC_MSG_RESULT(yes)
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CFLAGS="$CFLAGS `$PKGCONFIG --cflags avahi-client`"
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DNSSDLIBS="`$PKGCONFIG --libs avahi-client`"
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DNSSD_BACKEND="dnssd"
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IPPFIND_BIN="ippfind"
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IPPFIND_MAN="ippfind.1"
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AC_DEFINE(HAVE_AVAHI)
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else
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AC_MSG_RESULT(no)
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fi
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fi
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if test "x$DNSSD_BACKEND" = x -a x$enable_dnssd != xno; then
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AC_CHECK_HEADER(dns_sd.h, [
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case "$host_os_name" in
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darwin*)
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# Darwin and macOS...
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AC_DEFINE(HAVE_DNSSD)
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DNSSD_BACKEND="dnssd"
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IPPFIND_BIN="ippfind"
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IPPFIND_MAN="ippfind.1"
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;;
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*)
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# All others...
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AC_MSG_CHECKING(for current version of dns_sd library)
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SAVELIBS="$LIBS"
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LIBS="$LIBS -ldns_sd"
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AC_TRY_COMPILE([#include <dns_sd.h>],
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[int constant = kDNSServiceFlagsShareConnection;
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unsigned char txtRecord[100];
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uint8_t valueLen;
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TXTRecordGetValuePtr(sizeof(txtRecord),
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txtRecord, "value", &valueLen);],
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_DNSSD)
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DNSSDLIBS="-ldns_sd"
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DNSSD_BACKEND="dnssd",
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IPPFIND_BIN="ippfind"
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IPPFIND_MAN="ippfind.1"
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AC_MSG_RESULT(no))
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LIBS="$SAVELIBS"
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;;
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esac
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])
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fi
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AC_SUBST(DNSSDLIBS)
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AC_SUBST(DNSSD_BACKEND)
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AC_SUBST(IPPFIND_BIN)
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AC_SUBST(IPPFIND_MAN)
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