config-scripts/cups-dnssd.m4

   1 dnl
   2 dnl DNS Service Discovery (aka Bonjour) stuff for CUPS.
   3 dnl
   4 dnl Copyright 2007-2015 by Apple Inc.
   5 dnl
   6 dnl These coded instructions, statements, and computer programs are the
   7 dnl property of Apple Inc. and are protected by Federal copyright
   8 dnl law.  Distribution and use rights are outlined in the file "LICENSE.txt"
   9 dnl which should have been included with this file.  If this file is
  10 dnl file is missing or damaged, see the license at "http://www.cups.org/".
  11 dnl
  12
  13 AC_ARG_ENABLE(avahi, [  --disable-avahi         disable DNS Service Discovery support using Avahi])
  14 AC_ARG_ENABLE(dnssd, [  --disable-dnssd         disable DNS Service Discovery support using mDNSResponder])
  15 AC_ARG_WITH(dnssd-libs, [  --with-dnssd-libs       set directory for DNS Service Discovery library],
  16         LDFLAGS="-L$withval $LDFLAGS"
  17         DSOFLAGS="-L$withval $DSOFLAGS",)
  18 AC_ARG_WITH(dnssd-includes, [  --with-dnssd-includes   set directory for DNS Service Discovery includes],
  19         CFLAGS="-I$withval $CFLAGS"
  20         CPPFLAGS="-I$withval $CPPFLAGS",)
  21
  22 DNSSDLIBS=""
  23 DNSSD_BACKEND=""
  24 IPPFIND_BIN=""
  25 IPPFIND_MAN=""
  26
  27 if test "x$PKGCONFIG" != x -a x$enable_avahi != xno -a x$uname != xDarwin; then
  28         AC_MSG_CHECKING(for Avahi)
  29         if $PKGCONFIG --exists avahi-client; then
  30                 AC_MSG_RESULT(yes)
  31                 CFLAGS="$CFLAGS `$PKGCONFIG --cflags avahi-client`"
  32                 DNSSDLIBS="`$PKGCONFIG --libs avahi-client`"
  33                 DNSSD_BACKEND="dnssd"
  34                 IPPFIND_BIN="ippfind"
  35                 IPPFIND_MAN="ippfind.\$(MAN1EXT)"
  36                 AC_DEFINE(HAVE_AVAHI)
  37         else
  38                 AC_MSG_RESULT(no)
  39         fi
  40 fi
  41
  42 if test "x$DNSSD_BACKEND" = x -a x$enable_dnssd != xno; then
  43         AC_CHECK_HEADER(dns_sd.h, [
  44                 case "$uname" in
  45                         Darwin*)
  46                                 # Darwin and MacmacOS...
  47                                 AC_DEFINE(HAVE_DNSSD)
  48                                 DNSSDLIBS="-framework CoreFoundation -framework SystemConfiguration"
  49                                 DNSSD_BACKEND="dnssd"
  50                                 IPPFIND_BIN="ippfind"
  51                                 IPPFIND_MAN="ippfind.\$(MAN1EXT)"
  52                                 ;;
  53                         *)
  54                                 # All others...
  55                                 AC_MSG_CHECKING(for current version of dns_sd library)
  56                                 SAVELIBS="$LIBS"
  57                                 LIBS="$LIBS -ldns_sd"
  58                                 AC_TRY_COMPILE([#include <dns_sd.h>],
  59                                         [int constant = kDNSServiceFlagsShareConnection;
  60                                         unsigned char txtRecord[100];
  61                                         uint8_t valueLen;
  62                                         TXTRecordGetValuePtr(sizeof(txtRecord),
  63                                             txtRecord, "value", &valueLen);],
  64                                         AC_MSG_RESULT(yes)
  65                                         AC_DEFINE(HAVE_DNSSD)
  66                                         DNSSDLIBS="-ldns_sd"
  67                                         DNSSD_BACKEND="dnssd",
  68                                         IPPFIND_BIN="ippfind"
  69                                         IPPFIND_MAN="ippfind.\$(MAN1EXT)"
  70                                         AC_MSG_RESULT(no))
  71                                 LIBS="$SAVELIBS"
  72                                 ;;
  73                 esac
  74         ])
  75 fi
  76
  77 AC_SUBST(DNSSDLIBS)
  78 AC_SUBST(DNSSD_BACKEND)
  79 AC_SUBST(IPPFIND_BIN)
  80 AC_SUBST(IPPFIND_MAN)