chiark - git - mdw - tripe/blob - configure.ac

   1 dnl -*-autoconf-*-
   2 dnl
   3 dnl Configuration script for TrIPE
   4 dnl
   5 dnl (c) 2001 Straylight/Edgeware
   6 dnl
   7
   8 dnl----- Licensing notice ---------------------------------------------------
   9 dnl
  10 dnl This file is part of Trivial IP Encryption (TrIPE).
  11 dnl
  12 dnl TrIPE is free software: you can redistribute it and/or modify it under
  13 dnl the terms of the GNU General Public License as published by the Free
  14 dnl Software Foundation; either version 3 of the License, or (at your
  15 dnl option) any later version.
  16 dnl
  17 dnl TrIPE is distributed in the hope that it will be useful, but WITHOUT
  18 dnl ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  19 dnl FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  20 dnl for more details.
  21 dnl
  22 dnl You should have received a copy of the GNU General Public License
  23 dnl along with TrIPE.  If not, see <https://www.gnu.org/licenses/>.
  24
  25 dnl--------------------------------------------------------------------------
  26 dnl Initialization.
  27
  28 mdw_AUTO_VERSION
  29 AC_INIT([tripe], AUTO_VERSION, [mdw@distorted.org.uk])
  30 AC_CONFIG_SRCDIR([server/tripe.h])
  31 AC_CONFIG_AUX_DIR([config])
  32 AM_INIT_AUTOMAKE([foreign])
  33 mdw_SILENT_RULES
  34
  35 AC_PROG_CC
  36 AM_PROG_CC_C_O
  37 AX_CFLAGS_WARN_ALL
  38 AX_TYPE_SOCKLEN_T
  39 AC_CANONICAL_HOST
  40 AC_PROG_RANLIB
  41
  42 AC_CHECK_PROGS([AUTOM4TE], [autom4te])
  43
  44 mdw_ORIG_CFLAGS=$CFLAGS
  45 mdw_ORIG_CPPFLAGS=$CPPFLAGS
  46 AC_SUBST(AM_CFLAGS)
  47 AC_SUBST(AM_CPPFLAGS)
  48
  49 dnl--------------------------------------------------------------------------
  50 dnl C programming environment.
  51
  52 AC_CHECK_HEADERS([stdarg.h])
  53
  54 AC_SEARCH_LIBS([socket], [socket])
  55
  56 case "$host_os" in
  57   linux)
  58     AC_ARG_WITH([linux-includes],
  59                 AS_HELP_STRING(
  60                   [--with-linux-includes=DIR],
  61                   [Linux kernel includes]),
  62                 [AM_CPPFLAGS="AM_CPPFLAGS -I$withval"], [:])
  63     ;;
  64 esac
  65
  66 AC_CHECK_FUNCS([getifaddrs])
  67
  68 AC_ARG_WITH([adns],
  69   AS_HELP_STRING([--with-adns],
  70                  [use ADNS library for background name resolution]),
  71   [want_adns=$withval],
  72   [want_adns=auto])
  73 case $want_adns in
  74   no) ;;
  75   *) AC_CHECK_LIB([adns], [adns_submit], [have_adns=yes], [have_adns=no]) ;;
  76 esac
  77 AC_SUBST([ADNS_LIBS])
  78 case $want_adns,$have_adns in
  79   yes,no)
  80     AC_MSG_ERROR([ADNS library not found but explicitly requested])
  81     ;;
  82   yes,yes | auto,yes)
  83     ADNS_LIBS="-ladns"
  84     AC_DEFINE([HAVE_LIBADNS], [1],
  85               [Define if the GNU adns library is available.])
  86     ;;
  87 esac
  88
  89 PKG_CHECK_MODULES([mLib], [mLib >= 2.4.1])
  90 PKG_CHECK_MODULES([catacomb], [catacomb >= 2.5.0])
  91
  92 AM_CFLAGS="$AM_CFLAGS $mLib_CFLAGS $catacomb_CFLAGS"
  93
  94 dnl--------------------------------------------------------------------------
  95 dnl Directories to install things into.
  96
  97 dnl TRIPE_DEFINE_PATH(VAR, ARG, HELP, DEFAULT, [DEFINE, DEFINEHELP])
  98 AC_DEFUN([TRIPE_DEFINE_PATH], [
  99   AC_ARG_WITH([$1], AS_HELP_STRING([--with-$1=$2], [$3]),
 100               [$1=$withval], [$1=$4])
 101   AC_SUBST([$1])
 102   m4_if([$5], [], [], [
 103     mdw_DEFINE_PATHS([mdw_DEFINE_PATH([$5], [$][$1], [$6])])
 104   ])
 105 ])
 106
 107 dnl Actual options.
 108 TRIPE_DEFINE_PATH(
 109   [configdir], [DIR], [keys and other configuration [[LOCALSTATE/tripe]]],
 110   ['${localstatedir}/tripe'],
 111   [CONFIGDIR], [Look for keys and other configuration here.])
 112
 113 TRIPE_DEFINE_PATH(
 114   [socketdir], [DIR], [admin socket [[.]]], [.],
 115   [SOCKETDIR], [Create or look for administration socket here.])
 116
 117 TRIPE_DEFINE_PATH(
 118   [pidfile], [FILE], [process-id [[./tripectl.pid]]], [tripectl.pid])
 119
 120 TRIPE_DEFINE_PATH(
 121   [initconfig], [FILE],
 122   [configuration for init script [[SYSCONFDIR/tripe.conf]]],
 123   ['${sysconfdir}/tripe.conf'])
 124
 125 TRIPE_DEFINE_PATH(
 126   [logfile], [FILE], [logging output [[./tripe.log]]], [tripe.log])
 127
 128 dnl--------------------------------------------------------------------------
 129 dnl Privilege-separation helper.
 130
 131 mdw_DEFINE_PATHS([
 132   AC_DEFINE_UNQUOTED([PRIVSEP_HELPER],
 133     ["mdw_PATH([$libexecdir])/mdw_PROG([tripe-privhelper])"],
 134     [Pathname of privilege-separation helper.])
 135 ])
 136
 137 dnl--------------------------------------------------------------------------
 138 dnl Other options.
 139
 140 AC_ARG_WITH([tracing],
 141             AS_HELP_STRING(
 142               [--without-tracing],
 143               [compile out tracing support (not recommended)]),
 144             [test "$withval" = no &&
 145               AC_DEFINE([NTRACE], [1], [Disable all tracing.])],
 146             [:])
 147
 148 dnl--------------------------------------------------------------------------
 149 dnl Tunnel devices.
 150
 151 dnl Provide the user with a choice.
 152 AC_ARG_WITH([tunnel],
 153             AS_HELP_STRING(
 154               [--with-tunnel=KIND],
 155               [kinds of tunnel device to use (linux, unet, bsd, slip)]),
 156             [tun=$withval], [tun=auto])
 157
 158 dnl If he doesn't choose, pick something sensible.
 159 if test "$tun" = auto; then
 160   AC_CACHE_CHECK([tunnel drivers to use], [mdw_cv_tunnel], [
 161     mdw_cv_tunnel=""
 162     case $host_os in
 163       linux*)
 164         case `uname -r` in
 165           [2.[4-9].*] | [2.[1-9][0-9]*.*] | [[3-9].*] | [[1-9][0-9]*.*])
 166             mdw_cv_tunnel=linux
 167             ;;
 168           *)
 169             mdw_cv_tunnel=unet
 170             ;;
 171         esac
 172         ;;
 173       *bsd*)
 174         mdw_cv_tunnel=bsd
 175         ;;
 176     esac
 177     mdw_cv_tunnel=$mdw_cv_tunnel${mdw_cv_tunnel:+ }slip
 178   ])
 179   tun=$mdw_cv_tunnel
 180 fi
 181
 182 tunnels=""
 183 for i in $tun; do
 184   case $i in
 185     linux) AC_DEFINE([TUN_LINUX], [1],
 186                      [Install the Linux TUN/TAP driver.]) ;;
 187     bsd) AC_DEFINE([TUN_BSD], [1],
 188                    [Install the BSD tunnel driver.]) ;;
 189     unet) AC_DEFINE([TUN_UNET], [1],
 190                     [Install the obsolete Linux Usernet driver.]) ;;
 191     slip) ;;
 192     *) AC_MSG_ERROR([Unknown tunnel type]) ;;
 193   esac
 194   tunnels="$tunnels&tun_$i, "
 195 done
 196 AC_DEFINE_UNQUOTED([TUN_LIST], [$tunnels 0],
 197   [List of tunnel drivers to install.])
 198
 199 dnl--------------------------------------------------------------------------
 200 dnl Python.
 201
 202 dnl Find out whether Python exists at all.
 203 AM_PATH_PYTHON([2.4], [python=yes], [python=no])
 204 AM_CONDITIONAL([HAVE_PYTHON], [test $python = yes])
 205
 206 dnl Find out whether we can use the various external modules.
 207 if test $python = yes; then
 208   AC_PYTHON_MODULE([pygtk])
 209   AC_PYTHON_MODULE([cdb])
 210   AC_PYTHON_MODULE([mLib])
 211   AC_PYTHON_MODULE([catacomb])
 212 fi
 213 AM_CONDITIONAL([HAVE_PYGTK], [test ${HAVE_PYMOD_PYGTK-no} = yes])
 214 AM_CONDITIONAL([HAVE_PYCDB], [test ${HAVE_PYMOD_CDB-no} = yes])
 215 AM_CONDITIONAL([HAVE_PYMLIB], [test ${HAVE_PYMOD_MLIB-no} = yes])
 216 AM_CONDITIONAL([HAVE_PYCATACOMB], [test ${HAVE_PYMOD_CATACOMB-no} = yes])
 217
 218 dnl--------------------------------------------------------------------------
 219 dnl Wireshark.
 220
 221 dnl Get the user to help.
 222 wireshark_plugindir=unknown
 223 AC_ARG_WITH([wireshark],
 224             AS_HELP_STRING(
 225               [--with-wireshark],
 226               [build and install Wireshark plugin]),
 227             [case "$withval" in
 228                no)  wantshark=no mustshark=no ;;
 229                yes) wantshark=yes mustshark=yes ;;
 230                *)   wantshark=yes mustshark=yes
 231                     wireshark_plugindir=$withval ;;
 232             esac],
 233             [wantshark=yes mustshark=no])
 234
 235 case "$wantshark,$wireshark_plugindir" in
 236   yes,unknown)
 237     AC_CACHE_CHECK([where to put Wireshark plugins],
 238       [mdw_cv_wireshark_plugin_dir], [
 239       mdw_cv_wireshark_plugin_dir=$(
 240         $PKG_CONFIG --variable=plugindir "wireshark >= 1.12.1")
 241       dnl It seems that the Debian package has a habit of bungling the
 242       dnl plugin path (#779788, #857729, ...).
 243       case "$mdw_cv_wireshark_plugin_dir" in
 244         /usr//usr/*)
 245           mdw_cv_wireshark_plugin_dir=${mdw_cv_wireshark_plugin_dir#/usr/}
 246           ;;
 247       esac])
 248     case "$mdw_cv_wireshark_plugin_dir" in
 249       /*)
 250         if test ! -d "$mdw_cv_wireshark_plugin_dir"; then
 251           AC_MSG_WARN([alleged Wireshark plugin directory $mdw_cv_wireshark_plugin_dir doesn't exist])
 252           haveshark=no
 253         else
 254           wireshark_plugindir=$mdw_cv_wireshark_plugin_dir
 255           haveshark=yes
 256         fi
 257         ;;
 258       *)
 259         AC_MSG_WARN([failed to read Wireshark plugin directory])
 260         haveshark=no
 261         ;;
 262     esac
 263     ;;
 264   no,*)
 265     haveshark=no
 266     ;;
 267 esac
 268
 269 case "$haveshark,$needshark" in
 270   no,yes)
 271     AC_MSG_ERROR([failed to configure Wireshark plugin])
 272     ;;
 273   yes,*)
 274     AC_SUBST(wireshark_plugindir)
 275     ;;
 276 esac
 277
 278 AM_CONDITIONAL([HAVE_WIRESHARK], [test "$haveshark" = yes])
 279
 280 dnl--------------------------------------------------------------------------
 281 dnl Produce output.
 282
 283 CFLAGS=$mdw_ORIG_CFLAGS
 284 CPPFLAGS=$mdw_ORIG_CPPFLAGS
 285
 286 AC_CONFIG_HEADER([config/config.h])
 287 AC_CONFIG_TESTDIR([t])
 288
 289 AC_CONFIG_FILES(
 290   [Makefile]
 291   [common/Makefile]
 292   [uslip/Makefile]
 293   [pathmtu/Makefile]
 294   [client/Makefile]
 295   [priv/Makefile]
 296   [server/Makefile]
 297   [proxy/Makefile]
 298   [pkstream/Makefile]
 299   [wireshark/Makefile]
 300   [init/Makefile]
 301   [py/Makefile]
 302   [peerdb/Makefile]
 303   [keys/Makefile]
 304   [svc/Makefile]
 305   [mon/Makefile]
 306   [contrib/Makefile]
 307   [t/Makefile t/atlocal])
 308 AC_OUTPUT
 309
 310 dnl----- That's all, folks --------------------------------------------------