chiark / gitweb /
server/admin.c (a_vformat): Fix uses of `va_arg' to dereference `ap'.
[tripe] / 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 mdw_SILENT_RULES
35
36 AC_PROG_CC
37 AM_PROG_CC_C_O
38 AX_CFLAGS_WARN_ALL
39 AX_TYPE_SOCKLEN_T
40 AC_CANONICAL_HOST
41 AM_PROG_LIBTOOL
42
43 AC_CHECK_PROGS([AUTOM4TE], [autom4te])
44
45 mdw_ORIG_CFLAGS=$CFLAGS
46 mdw_ORIG_CPPFLAGS=$CPPFLAGS
47 AC_SUBST(AM_CFLAGS)
48 AC_SUBST(AM_CPPFLAGS)
49
50 dnl--------------------------------------------------------------------------
51 dnl C programming environment.
52
53 AC_CHECK_HEADERS([stdarg.h])
54
55 AC_SEARCH_LIBS([socket], [socket])
56
57 case "$host_os" in
58   linux)
59     AC_ARG_WITH([linux-includes],
60                 AS_HELP_STRING(
61                   [--with-linux-includes=DIR],
62                   [Linux kernel includes]),
63                 [AM_CPPFLAGS="AM_CPPFLAGS -I$withval"], [:])
64     ;;
65 esac
66
67 PKG_CHECK_MODULES([mLib], [mLib >= 2.2.1])
68 PKG_CHECK_MODULES([catacomb], [catacomb >= 2.1.4])
69
70 AM_CFLAGS="$AM_CFLAGS $mLib_CFLAGS $catacomb_CFLAGS"
71
72 dnl--------------------------------------------------------------------------
73 dnl Directories to install things into.
74
75 dnl TRIPE_DEFINE_PATH(VAR, ARG, HELP, DEFAULT, [DEFINE, DEFINEHELP])
76 AC_DEFUN([TRIPE_DEFINE_PATH], [
77   AC_ARG_WITH([$1], AS_HELP_STRING([--with-$1=$2], [$3]),
78               [$1=$withval], [$1=$4])
79   AC_SUBST([$1])
80   m4_if([$5], [], [], [
81     mdw_DEFINE_PATHS([mdw_DEFINE_PATH([$5], [$][$1], [$6])])
82   ])
83 ])
84
85 dnl Actual options.
86 TRIPE_DEFINE_PATH(
87   [configdir], [DIR], [keys and other configuration [[LOCALSTATE/tripe]]],
88   ['${localstatedir}/tripe'],
89   [CONFIGDIR], [Look for keys and other configuration here.])
90
91 TRIPE_DEFINE_PATH(
92   [socketdir], [DIR], [admin socket [[.]]], [.],
93   [SOCKETDIR], [Create or look for administration socket here.])
94
95 TRIPE_DEFINE_PATH(
96   [pidfile], [FILE], [process-id [[./tripectl.pid]]], [tripectl.pid])
97
98 TRIPE_DEFINE_PATH(
99   [initconfig], [FILE],
100   [configuration for init script [[SYSCONFDIR/tripe.conf]]],
101   ['${sysconfdir}/tripe.conf'])
102
103 TRIPE_DEFINE_PATH(
104   [logfile], [FILE], [logging output [[./tripe.log]]], [tripe.log])
105
106 dnl--------------------------------------------------------------------------
107 dnl Privilege-separation helper.
108
109 mdw_DEFINE_PATHS([
110   AC_DEFINE_UNQUOTED([PRIVSEP_HELPER],
111     ["mdw_PATH([$libexecdir])/mdw_PROG([tripe-privhelper])"],
112     [Pathname of privilege-separation helper.])
113 ])
114
115 dnl--------------------------------------------------------------------------
116 dnl Other options.
117
118 AC_ARG_WITH([tracing],
119             AS_HELP_STRING(
120               [--without-tracing],
121               [compile out tracing support (not recommended)]),
122             [test "$withval" = no &&
123               AC_DEFINE([NTRACE], [1], [Disable all tracing.])],
124             [:])
125
126 dnl--------------------------------------------------------------------------
127 dnl Tunnel devices.
128
129 dnl Provide the user with a choice.
130 AC_ARG_WITH([tunnel],
131             AS_HELP_STRING(
132               [--with-tunnel=KIND],
133               [kinds of tunnel device to use (linux, unet, bsd, slip)]),
134             [tun=$withval], [tun=auto])
135
136 dnl If he doesn't choose, pick something sensible.
137 if test "$tun" = auto; then
138   AC_CACHE_CHECK([tunnel drivers to use], [mdw_cv_tunnel], [
139     mdw_cv_tunnel=""
140     case $host_os in
141       linux*)
142         case `uname -r` in
143           [2.[4-9].*] | [2.[1-9][0-9]*.*] | [[3-9].*] | [[1-9][0-9]*.*])
144             mdw_cv_tunnel=linux
145             ;;
146           *)
147             mdw_cv_tunnel=unet
148             ;;
149         esac
150         ;;
151       *bsd*)
152         mdw_cv_tunnel=bsd
153         ;;
154     esac
155     mdw_cv_tunnel=$mdw_cv_tunnel${mdw_cv_tunnel:+ }slip
156   ])
157   tun=$mdw_cv_tunnel
158 fi
159
160 tunnels=""
161 for i in $tun; do
162   case $i in
163     linux) AC_DEFINE([TUN_LINUX], [1],
164                      [Install the Linux TUN/TAP driver.]) ;;
165     bsd) AC_DEFINE([TUN_BSD], [1],
166                    [Install the BSD tunnel driver.]) ;;
167     unet) AC_DEFINE([TUN_UNET], [1],
168                     [Install the obsolete Linux Usernet driver.]) ;;
169     slip) ;;
170     *) AC_MSG_ERROR([Unknown tunnel type]) ;;
171   esac
172   tunnels="$tunnels&tun_$i, "
173 done
174 AC_DEFINE_UNQUOTED([TUN_LIST], [$tunnels 0],
175   [List of tunnel drivers to install.])
176
177 dnl--------------------------------------------------------------------------
178 dnl Python.
179
180 dnl Find out whether Python exists at all.
181 AM_PATH_PYTHON([2.4], [python=yes], [python=no])
182 AM_CONDITIONAL([HAVE_PYTHON], [test $python = yes])
183
184 dnl Find out whether we can use Catacomb and GTK.
185 if test $python = yes; then
186   AC_PYTHON_MODULE([pygtk])
187   AC_PYTHON_MODULE([catacomb])
188 fi
189 AM_CONDITIONAL([HAVE_PYGTK], [test ${HAVE_PYMOD_PYGTK-no} = yes])
190 AM_CONDITIONAL([HAVE_PYCATACOMB], [test ${HAVE_PYMOD_CATACOMB-no} = yes])
191
192 dnl--------------------------------------------------------------------------
193 dnl Wireshark.
194 dnl
195 dnl This is all distressingly ugly and complicated.  Why they can't just
196 dnl provide a pkg-config dropping containing all the useful information about
197 dnl the installation I don't know.
198
199 WIRESHARK_CFLAGS=""
200 : ${wireshark_plugindir=unknown}
201
202 dnl Get the user to help.
203 AC_ARG_WITH([wireshark],
204             AS_HELP_STRING(
205               [--with-wireshark[=DIR]],
206               [build and install Wireshark plugin]),
207             [case "$withval" in
208                no)  haveshark=no needshark=no ;;
209                yes) haveshark=yes needshark=yes ;;
210                *)   haveshark=yes needshark=yes
211                     wireshark_plugindir=$withval ;;
212             esac],
213             [haveshark=yes needshark=no])
214
215 dnl Try to find the Wireshark installation directory the hard way.  This is
216 dnl remarkably annoying.  This is, unfortunately, very likely to guess wrong,
217 dnl but there doesn't seem to be a better way.
218 case "$haveshark,$wireshark_plugindir" in
219   yes,unknown)
220     AC_CACHE_CHECK([where to put Wireshark plugins],
221       [mdw_cv_wireshark_plugin_dir], [
222       mdw_cv_wireshark_plugin_dir=$(
223         for i in \
224           $libexecdir $libdir $exec_prefix/lib $prefix/lib \
225           /usr/local/lib /usr/lib
226         do
227           for j in \
228             wireshark/plugins/* wireshark/*/plugins \
229             */wireshark/plugins/* */wireshark/*/plugins
230           do
231             for k in $i/$j/*.so; do
232               if test -f "$k"; then
233                 echo $(AS_DIRNAME(["$k"]))
234                 exit
235               fi
236             done
237           done
238         done
239         echo "failed"
240       )
241     ])
242     case $mdw_cv_wireshark_plugin_dir in
243       failed) haveshark=no ;;
244       *) wireshark_plugindir=$mdw_cv_wireshark_plugin_dir ;;
245     esac
246 esac
247
248 dnl If we're still interested, find Glib.
249 case "$haveshark" in
250   yes) AM_PATH_GLIB_2_0([2.4.0], [], [haveshark=false], [gmodule]) ;;
251 esac
252
253 dnl Find the include directory.  This would be much easier if they just
254 dnl provided a pkg-config file.
255 case "$haveshark" in
256   yes)
257     bad=yes
258     mdw_CFLAGS=$CFLAGS
259     wsprefix=`echo $wireshark_plugindir | sed 's:/lib/.*$::'`
260     AC_CACHE_CHECK([how to find the Wireshark headers],
261                    [mdw_cv_wireshark_includes], [
262       mdw_cv_wireshark_includes=failed
263       for i in \
264           "" \
265           "-I${wsprefix}/include/wireshark" \
266           "-I${wsprefix}/include" \
267           "-I${prefix}/include/wireshark" \
268           "-I${prefix}/include" \
269           "-I/usr/include/wireshark" \
270           "-I/usr/local/include/wireshark" \
271           "-I/usr/local/include"; do
272         CFLAGS="$GLIB_CFLAGS $i"
273         AC_TRY_COMPILE([
274 #include <netinet/in.h>
275 #include <glib.h>
276 #include <wireshark/config.h>
277 #include <wireshark/epan/packet.h>],
278         [dissector_handle_t dh; dh = create_dissector_handle(0, 0);],
279         [bad=no; break])
280       done
281       case "$bad" in
282         no) mdw_cv_wireshark_includes=$i ;;
283       esac
284       CFLAGS=$mdw_CFLAGS
285     ])
286     case "$mdw_cv_wireshark_includes" in
287       failed) haveshark=no ;;
288     esac
289 esac
290
291 case "$haveshark,$needshark" in
292   no,yes)
293     AC_MSG_ERROR([failed to configure Wireshark plugin])
294     ;;
295   yes,*)
296     WIRESHARK_CFLAGS="$GLIB_CFLAGS $mdw_cv_wireshark_includes"
297     AC_SUBST(WIRESHARK_CFLAGS)
298     AC_SUBST(wireshark_plugindir)
299     ;;
300 esac
301
302 AM_CONDITIONAL([HAVE_WIRESHARK], [test "$haveshark" = yes])
303
304 dnl--------------------------------------------------------------------------
305 dnl Produce output.
306
307 CFLAGS=$mdw_ORIG_CFLAGS
308 CPPFLAGS=$mdw_ORIG_CPPFLAGS
309
310 AC_CONFIG_HEADER([config/config.h])
311 AC_CONFIG_TESTDIR([t])
312
313 AC_CONFIG_FILES(
314   [Makefile]
315   [common/Makefile]
316   [uslip/Makefile]
317   [pathmtu/Makefile]
318   [client/Makefile]
319   [priv/Makefile]
320   [server/Makefile]
321   [proxy/Makefile]
322   [pkstream/Makefile]
323   [wireshark/Makefile]
324   [init/Makefile]
325   [py/Makefile]
326   [peerdb/Makefile]
327   [keys/Makefile]
328   [svc/Makefile]
329   [mon/Makefile]
330   [contrib/Makefile]
331   [t/Makefile t/atlocal])
332 AC_OUTPUT
333
334 dnl----- That's all, folks --------------------------------------------------