mdw@git.distorted.org.uk Git - 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
  13 dnl it under the terms of the GNU General Public License as published by
  14 dnl the Free Software Foundation; either version 2 of the License, or
  15 dnl (at your option) any later version.
  16 dnl
  17 dnl TrIPE is distributed in the hope that it will be useful,
  18 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 dnl GNU General Public License 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, write to the Free Software Foundation,
  24 dnl Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  25
  26 dnl--------------------------------------------------------------------------
  27 dnl Initialization.
  28
  29 mdw_AUTO_VERSION
  30 AC_INIT([tripe], AUTO_VERSION, [mdw@distorted.org.uk])
  31 AC_CONFIG_SRCDIR([server/tripe.h])
  32 AC_CONFIG_AUX_DIR([config])
  33 AM_INIT_AUTOMAKE([foreign])
  34
  35 AC_PROG_CC
  36 AM_PROG_CC_C_O
  37 AX_CFLAGS_WARN_ALL
  38 AC_CANONICAL_HOST
  39 AM_PROG_LIBTOOL
  40
  41 AC_CHECK_PROGS([AUTOM4TE], [autom4te])
  42
  43 dnl--------------------------------------------------------------------------
  44 dnl C programming environment.
  45
  46 AC_CHECK_HEADERS([stdarg.h])
  47
  48 AC_SEARCH_LIBS([socket], [socket])
  49
  50 case "$host_os" in
  51   linux)
  52     AC_ARG_WITH([linux-includes],
  53                 AS_HELP_STRING(
  54                   [--with-linux-includes=DIR],
  55                   [Linux kernel includes]),
  56                 [CFLAGS="$CFLAGS -I$withval"], [:])
  57     ;;
  58 esac
  59
  60 PKG_CHECK_MODULES([mLib], [mLib >= 2.1.0])
  61 PKG_CHECK_MODULES([catacomb], [catacomb >= 2.1.1])
  62
  63 CFLAGS="$CFLAGS $mLib_CFLAGS $catacomb_CFLAGS"
  64
  65 dnl--------------------------------------------------------------------------
  66 dnl Directories to install things into.
  67
  68 dnl TRIPE_DEFINE_PATH(VAR, ARG, HELP, DEFAULT, [DEFINE, DEFINEHELP])
  69 AC_DEFUN([TRIPE_DEFINE_PATH], [
  70   AC_ARG_WITH([$1], AS_HELP_STRING([--with-$1=$2], [$3]),
  71               [$1=$withval], [$1=$4])
  72   AC_SUBST([$1])
  73   m4_if([$5], [], [], [
  74     mdw_DEFINE_PATHS([mdw_DEFINE_PATH([$5], [$][$1], [$6])])
  75   ])
  76 ])
  77
  78 dnl Actual options.
  79 TRIPE_DEFINE_PATH(
  80   [configdir], [DIR], [keys and other configuration [[LOCALSTATE/tripe]]],
  81   ['${localstatedir}/tripe'],
  82   [CONFIGDIR], [Look for keys and other configuration here.])
  83
  84 TRIPE_DEFINE_PATH(
  85   [socketdir], [DIR], [admin socket [[.]]], [.],
  86   [SOCKETDIR], [Create or look for administration socket here.])
  87
  88 TRIPE_DEFINE_PATH(
  89   [pidfile], [FILE], [process-id [[./tripectl.pid]]], [tripectl.pid])
  90
  91 TRIPE_DEFINE_PATH(
  92   [initconfig], [FILE],
  93   [configuration for init script [[SYSCONFDIR/tripe.conf]]],
  94   ['${sysconfdir}/tripe.conf'])
  95
  96 TRIPE_DEFINE_PATH(
  97   [logfile], [FILE], [logging output [[./tripe.log]]], [tripe.log])
  98
  99 dnl--------------------------------------------------------------------------
 100 dnl Privilege-separation helper.
 101
 102 mdw_DEFINE_PATHS([
 103   AC_DEFINE_UNQUOTED([PRIVSEP_HELPER],
 104     ["mdw_PATH([$libexecdir])/mdw_PROG([tripe-privhelper])"],
 105     [Pathname of privilege-separation helper.])
 106 ])
 107
 108 dnl--------------------------------------------------------------------------
 109 dnl Other options.
 110
 111 AC_ARG_WITH([tracing],
 112             AS_HELP_STRING(
 113               [--without-tracing],
 114               [compile out tracing support (not recommended)]),
 115             [test "$withval" = no &&
 116               AC_DEFINE([NTRACE], [1], [Disable all tracing.])],
 117             [:])
 118
 119 dnl--------------------------------------------------------------------------
 120 dnl Path MTU discovery.
 121
 122 case $host_os in
 123   linux*)
 124     pmtu=yes
 125     ;;
 126   *)
 127     pmtu=no
 128     ;;
 129 esac
 130 AM_CONDITIONAL([PATHMTU], [test $pmtu = yes])
 131
 132 dnl--------------------------------------------------------------------------
 133 dnl Tunnel devices.
 134
 135 dnl Provide the user with a choice.
 136 AC_ARG_WITH([tunnel],
 137             AS_HELP_STRING(
 138               [--with-tunnel=KIND],
 139               [kinds of tunnel device to use (linux, unet, bsd, slip)]),
 140             [tun=$withval], [tun=auto])
 141
 142 dnl If he doesn't choose, pick something sensible.
 143 if test "$tun" = auto; then
 144   AC_CACHE_CHECK([tunnel drivers to use], [mdw_cv_tunnel], [
 145     mdw_cv_tunnel=""
 146     case $host_os in
 147       linux*)
 148         case `uname -r` in
 149           [2.[4-9].*] | [2.[1-9][0-9]*.*] | [[3-9].*] | [[1-9][0-9]*.*])
 150             mdw_cv_tunnel=linux
 151             ;;
 152           *)
 153             mdw_cv_tunnel=unet
 154             ;;
 155         esac
 156         ;;
 157       *bsd*)
 158         mdw_cv_tunnel=bsd
 159         ;;
 160     esac
 161     mdw_cv_tunnel=$mdw_cv_tunnel${mdw_cv_tunnel:+ }slip
 162   ])
 163   tun=$mdw_cv_tunnel
 164 fi
 165
 166 tunnels=""
 167 for i in $tun; do
 168   case $i in
 169     linux) AC_DEFINE([TUN_LINUX], [1],
 170                      [Install the Linux TUN/TAP driver.]) ;;
 171     bsd) AC_DEFINE([TUN_BSD], [1],
 172                    [Install the BSD tunnel driver.]) ;;
 173     unet) AC_DEFINE([TUN_UNET], [1],
 174                     [Install the obsolete Linux Usernet driver.]) ;;
 175     slip) ;;
 176     *) AC_MSG_ERROR([Unknown tunnel type]) ;;
 177   esac
 178   tunnels="$tunnels&tun_$i, "
 179 done
 180 AC_DEFINE_UNQUOTED([TUN_LIST], [$tunnels 0],
 181   [List of tunnel drivers to install.])
 182
 183 dnl--------------------------------------------------------------------------
 184 dnl Python.
 185
 186 dnl Find out whether Python exists at all.
 187 AM_PATH_PYTHON([2.4], [python=yes], [python=no])
 188 AM_CONDITIONAL([HAVE_PYTHON], [test $python = yes])
 189
 190 dnl Find out whether we can use Catacomb and GTK.
 191 if test $python = yes; then
 192   AC_PYTHON_MODULE([pygtk])
 193   AC_PYTHON_MODULE([catacomb])
 194 fi
 195 AM_CONDITIONAL([HAVE_PYGTK], [test ${HAVE_PYMOD_PYGTK-no} = yes])
 196 AM_CONDITIONAL([HAVE_PYCATACOMB], [test ${HAVE_PYMOD_CATACOMB-no} = yes])
 197
 198 dnl--------------------------------------------------------------------------
 199 dnl Wireshark.
 200 dnl
 201 dnl This is all distressingly ugly and complicated.  Why they can't just
 202 dnl provide a pkg-config dropping containing all the useful information about
 203 dnl the installation I don't know.
 204
 205 WIRESHARK_CFLAGS=""
 206 : ${wireshark_plugindir=unknown}
 207
 208 dnl Get the user to help.
 209 AC_ARG_WITH([wireshark],
 210             AS_HELP_STRING(
 211               [--with-wireshark[=DIR]],
 212               [build and install Wireshark plugin]),
 213             [case "$withval" in
 214                no)  haveshark=no needshark=no ;;
 215                yes) haveshark=yes needshark=yes ;;
 216                *)   haveshark=yes needshark=yes
 217                     wireshark_plugindir=$withval ;;
 218             esac],
 219             [haveshark=yes needshark=no])
 220
 221 dnl Try to find the Wireshark installation directory the hard way.
 222 case "$haveshark,$wireshark_plugindir" in
 223   yes,unknown)
 224     AC_CACHE_CHECK([where to put Wireshark plugins],
 225       [mdw_cv_wireshark_plugin_dir], [
 226       mdw_cv_wireshark_plugin_dir="failed"
 227       wsprefix=none
 228       for i in "${prefix}" /usr/local /usr `echo $PATH | tr : " "`; do
 229         if test -x "$i/bin/tshark"; then
 230            wsprefix=$i
 231            break
 232         fi
 233       done
 234       if test "$wsprefix" != none; then
 235         wsbin=$wsprefix/bin/tshark
 236         wsver=`$wsbin -v | sed ['s/^[^ ]* \([0-9A-Za-z.]*\).*$/\1/;q']`
 237         dir=$wsprefix/lib/wireshark/plugins
 238         test -d "$dir/$wsver" && dir="$dir/$wsver"
 239         if test -d "$dir"; then
 240           mdw_cv_wireshark_plugin_dir=$dir
 241         fi
 242       fi
 243     ])
 244     case $mdw_cv_wireshark_plugin_dir in
 245       failed) haveshark=no ;;
 246       *) wireshark_plugindir=$mdw_cv_wireshark_plugin_dir ;;
 247     esac
 248 esac
 249
 250 dnl If we're still interested, find Glib.
 251 case "$haveshark" in
 252   yes) AM_PATH_GLIB_2_0([2.4.0], [], [haveshark=false], [gmodule]) ;;
 253 esac
 254
 255 dnl Find the include directory.  This would be much easier if they just
 256 dnl provided a pkg-config file.
 257 case "$haveshark" in
 258   yes)
 259     bad=yes
 260     mdw_CFLAGS=$CFLAGS
 261     wsprefix=`echo $wireshark_plugindir | sed 's:/lib/.*$::'`
 262     AC_CACHE_CHECK([how to find the Wireshark headers],
 263                    [mdw_cv_wireshark_includes], [
 264       mdw_cv_wireshark_includes=failed
 265       for i in \
 266           "" \
 267           "-I${wsprefix}/include/wireshark" \
 268           "-I${wsprefix}/include" \
 269           "-I${prefix}/include/wireshark" \
 270           "-I${prefix}/include" \
 271           "-I/usr/include/wireshark" \
 272           "-I/usr/local/include/wireshark" \
 273           "-I/usr/local/include"; do
 274         CFLAGS="$GLIB_CFLAGS $i"
 275         AC_TRY_COMPILE([
 276 #include <netinet/in.h>
 277 #include <glib.h>
 278 #include <wireshark/config.h>
 279 #include <wireshark/epan/packet.h>],
 280         [dissector_handle_t dh; dh = create_dissector_handle(0, 0);],
 281         [bad=no; break])
 282       done
 283       case "$bad" in
 284         no) mdw_cv_wireshark_includes=$i ;;
 285       esac
 286       CFLAGS=$mdw_CFLAGS
 287     ])
 288     case "$mdw_cv_wireshark_includes" in
 289       failed) haveshark=no ;;
 290     esac
 291 esac
 292
 293 case "$haveshark,$needshark" in
 294   no,yes)
 295     AC_MSG_ERROR([failed to configure Wireshark plugin])
 296     ;;
 297   yes,*)
 298     WIRESHARK_CFLAGS="$CFLAGS $GLIB_CFLAGS $mdw_cv_wireshark_includes"
 299     AC_SUBST(WIRESHARK_CFLAGS)
 300     AC_SUBST(wireshark_plugindir)
 301     ;;
 302 esac
 303
 304 AM_CONDITIONAL([HAVE_WIRESHARK], [test "$haveshark" = yes])
 305
 306 dnl--------------------------------------------------------------------------
 307 dnl Produce output.
 308
 309 AC_CONFIG_HEADER([config/config.h])
 310 AC_CONFIG_TESTDIR([t])
 311
 312 AC_CONFIG_FILES(
 313   [Makefile]
 314   [common/Makefile]
 315   [uslip/Makefile]
 316   [pathmtu/Makefile]
 317   [client/Makefile]
 318   [priv/Makefile]
 319   [server/Makefile]
 320   [proxy/Makefile]
 321   [pkstream/Makefile]
 322   [wireshark/Makefile]
 323   [init/Makefile]
 324   [py/Makefile]
 325   [peerdb/Makefile]
 326   [keys/Makefile]
 327   [svc/Makefile]
 328   [mon/Makefile]
 329   [t/Makefile t/atlocal])
 330 AC_OUTPUT
 331
 332 dnl ----- That's all, folks -------------------------------------------------