1 |
pcg |
1.1 |
dnl Process this file with autoconf to produce a configure script. |
2 |
|
|
|
3 |
|
|
AC_PREREQ(2.57) |
4 |
|
|
AC_INIT(src/vped.C) |
5 |
|
|
AC_CANONICAL_TARGET |
6 |
pcg |
1.6 |
AM_INIT_AUTOMAKE(vpe, 0.9) |
7 |
pcg |
1.1 |
AM_CONFIG_HEADER(config.h) |
8 |
|
|
AM_MAINTAINER_MODE |
9 |
|
|
|
10 |
|
|
AH_TOP([ |
11 |
|
|
#ifndef CONFIG_H__ |
12 |
|
|
#define CONFIG_H__ |
13 |
|
|
|
14 |
|
|
#ifdef __cplusplus |
15 |
|
|
using namespace std; |
16 |
|
|
#endif |
17 |
|
|
|
18 |
|
|
]) |
19 |
|
|
|
20 |
|
|
AH_BOTTOM([ |
21 |
|
|
#if __CYGWIN__ |
22 |
|
|
|
23 |
|
|
typedef unsigned char u8; |
24 |
|
|
typedef unsigned short u16; |
25 |
|
|
typedef unsigned int u32; |
26 |
|
|
|
27 |
|
|
#else |
28 |
|
|
#include <inttypes.h> |
29 |
|
|
|
30 |
|
|
/* old modula-2 habits */ |
31 |
|
|
typedef unsigned char u8; |
32 |
|
|
typedef uint16_t u16; |
33 |
|
|
typedef uint32_t u32; |
34 |
|
|
#endif |
35 |
|
|
|
36 |
|
|
#endif |
37 |
|
|
]) |
38 |
|
|
|
39 |
|
|
dnl Include the macros from the m4/ directory |
40 |
|
|
AM_ACLOCAL_INCLUDE(m4) |
41 |
|
|
|
42 |
|
|
AM_GNU_GETTEXT([external]) |
43 |
|
|
AM_GNU_GETTEXT_VERSION(0.11.5) |
44 |
|
|
|
45 |
|
|
# Enable GNU extensions. |
46 |
|
|
# Define this here, not in acconfig's @TOP@ section, since definitions |
47 |
|
|
# in the latter don't make it into the configure-time tests. |
48 |
|
|
AC_DEFINE([_GNU_SOURCE], 1, [Enable GNU extenstions]) |
49 |
|
|
AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions]) |
50 |
|
|
|
51 |
|
|
ALL_LINGUAS="" |
52 |
|
|
|
53 |
|
|
dnl Checks for programs. |
54 |
|
|
AC_PROG_CC |
55 |
|
|
AC_PROG_CPP |
56 |
|
|
AC_PROG_CXX |
57 |
|
|
AC_PROG_GCC_TRADITIONAL |
58 |
|
|
AC_PROG_AWK |
59 |
|
|
AC_PROG_INSTALL |
60 |
|
|
AC_PROG_LN_S |
61 |
|
|
AC_PROG_MAKE_SET |
62 |
|
|
AC_PROG_RANLIB |
63 |
|
|
|
64 |
|
|
AC_ISC_POSIX |
65 |
|
|
|
66 |
|
|
m4_if([ |
67 |
|
|
dnl Check and set OS |
68 |
|
|
|
69 |
|
|
case $target_os in |
70 |
|
|
*linux*) |
71 |
|
|
AC_DEFINE(HAVE_LINUX, 1, [Linux]) |
72 |
|
|
[ rm -f src/device.c; ln -sf linux/device.c src/device.c ] |
73 |
|
|
;; |
74 |
|
|
*freebsd*) |
75 |
|
|
AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD]) |
76 |
|
|
[ rm -f src/device.c; ln -sf freebsd/device.c src/device.c ] |
77 |
|
|
;; |
78 |
|
|
*darwin*) |
79 |
|
|
AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)]) |
80 |
|
|
[ rm -f src/device.c; ln -sf darwin/device.c src/device.c ] |
81 |
|
|
;; |
82 |
|
|
*solaris*) |
83 |
|
|
AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS]) |
84 |
|
|
[ rm -f src/device.c; ln -sf solaris/device.c src/device.c ] |
85 |
|
|
;; |
86 |
|
|
*openbsd*) |
87 |
|
|
AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD]) |
88 |
|
|
[ rm -f src/device.c; ln -sf openbsd/device.c src/device.c ] |
89 |
|
|
;; |
90 |
|
|
*netbsd*) |
91 |
|
|
AC_DEFINE(HAVE_NETBSD, 1, [NetBSD]) |
92 |
|
|
[ rm -f src/device.c; ln -sf netbsd/device.c src/device.c ] |
93 |
|
|
;; |
94 |
|
|
*cygwin*) |
95 |
|
|
AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin]) |
96 |
|
|
[ rm -f src/device.c; ln -sf cygwin/device.c src/device.c ] |
97 |
|
|
;; |
98 |
|
|
*) |
99 |
|
|
AC_MSG_ERROR("Unknown operating system.") |
100 |
|
|
;; |
101 |
|
|
esac |
102 |
|
|
]) |
103 |
|
|
|
104 |
|
|
AC_CACHE_SAVE |
105 |
|
|
|
106 |
|
|
dnl Checks for libraries. |
107 |
|
|
|
108 |
|
|
AC_LANG(C++) |
109 |
|
|
AC_CHECK_HEADERS(ext/hash_map) |
110 |
|
|
|
111 |
|
|
dnl Checks for header files. |
112 |
|
|
AC_CHECK_HEADERS([fcntl.h inttypes.h limits.h malloc.h stdint.h strings.h syslog.h unistd.h \ |
113 |
|
|
sys/file.h sys/ioctl.h sys/param.h sys/time.h netinet/in_systm.h cygwin.h]) |
114 |
|
|
AC_CHECK_HEADERS([net/ethernet.h net/if.h netinet/ip.h netinet/tcp.h], [], [], |
115 |
|
|
[#include <sys/types.h> |
116 |
|
|
#include <sys/socket.h> |
117 |
|
|
#ifdef HAVE_NETINET_IN_SYSTM_H |
118 |
|
|
#include <netinet/in_systm.h> |
119 |
|
|
#endif]) |
120 |
|
|
|
121 |
|
|
dnl Checks for typedefs, structures, and compiler characteristics. |
122 |
|
|
AC_C_CONST |
123 |
|
|
AC_TYPE_PID_T |
124 |
|
|
AC_TYPE_SIZE_T |
125 |
|
|
AC_HEADER_TIME |
126 |
|
|
AC_STRUCT_TM |
127 |
|
|
|
128 |
|
|
AC_CACHE_CHECK([for socklen_t], ac_cv_type_socklen_t, |
129 |
|
|
[ |
130 |
|
|
AC_TRY_COMPILE( |
131 |
|
|
[#include <sys/types.h> |
132 |
|
|
#include <sys/socket.h>], |
133 |
|
|
[socklen_t len = 42; return len;], |
134 |
|
|
ac_cv_type_socklen_t=yes, |
135 |
|
|
ac_cv_type_socklen_t=no) |
136 |
|
|
]) |
137 |
|
|
if test $ac_cv_type_socklen_t = yes; then |
138 |
|
|
AC_DEFINE(HAVE_SOCKLEN_T, 1, [socklen_t available]) |
139 |
|
|
fi |
140 |
|
|
|
141 |
|
|
AC_CACHE_CHECK([for struct addrinfo], ac_cv_struct_addrinfo, |
142 |
|
|
[ |
143 |
|
|
AC_TRY_COMPILE( |
144 |
|
|
[#include <sys/types.h> |
145 |
|
|
#include <sys/socket.h> |
146 |
|
|
#include <netdb.h>], |
147 |
|
|
[struct addrinfo ai; ai.ai_family = AF_INET; return ai.ai_family;], |
148 |
|
|
ac_cv_struct_addrinfo=yes, |
149 |
|
|
ac_cv_struct_addrinfo=no) |
150 |
|
|
]) |
151 |
|
|
if test $ac_cv_struct_addrinfo = yes; then |
152 |
|
|
AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1, [struct addrinfo available]) |
153 |
|
|
fi |
154 |
|
|
|
155 |
|
|
dnl Checks for library functions. |
156 |
|
|
AC_TYPE_SIGNAL |
157 |
|
|
|
158 |
|
|
AC_LANG_PUSH(C) |
159 |
|
|
|
160 |
|
|
AC_HEADER_STDC |
161 |
|
|
|
162 |
|
|
AC_CHECK_FUNCS(asprintf daemon get_current_dir_name putenv select strerror strsignal strtol unsetenv mlockall) |
163 |
|
|
|
164 |
|
|
AC_FUNC_ALLOCA |
165 |
|
|
|
166 |
|
|
dnl Support for SunOS |
167 |
|
|
|
168 |
|
|
AC_CHECK_FUNC(socket, [], [ |
169 |
|
|
AC_CHECK_LIB(socket, connect) |
170 |
|
|
]) |
171 |
|
|
AC_CHECK_FUNC(gethostbyname, [], [ |
172 |
|
|
AC_CHECK_LIB(nsl, gethostbyname) |
173 |
|
|
]) |
174 |
|
|
|
175 |
|
|
AC_LANG_POP |
176 |
|
|
|
177 |
|
|
dnl AC_CHECK_FUNCS([freeaddrinfo gai_strerror getaddrinfo getnameinfo]) |
178 |
|
|
|
179 |
|
|
AC_CACHE_SAVE |
180 |
|
|
|
181 |
|
|
dnl These are defined in files in m4/ |
182 |
|
|
tinc_TUNTAP |
183 |
|
|
tinc_OPENSSL |
184 |
|
|
dnl tinc_ZLIB |
185 |
|
|
|
186 |
pcg |
1.5 |
AC_ARG_ENABLE(rohc, |
187 |
|
|
[AC_HELP_STRING(--enable-rohc, [enable robust header compression (rfc3095).])], |
188 |
|
|
[ |
189 |
|
|
echo |
190 |
|
|
echo "**********************************************************************" |
191 |
|
|
echo "**********************************************************************" |
192 |
|
|
echo "**** --enable-rohc not yet implemented *******************************" |
193 |
|
|
echo "**********************************************************************" |
194 |
|
|
echo "**** uuh sorry, I am such an ass, but I didn't find any rfc3095 (ROHC)" |
195 |
|
|
echo "**** implementation to be used in GPL code on the web." |
196 |
|
|
echo "**** so this option is just a fake. Please implement one and send it" |
197 |
|
|
echo "**** to me ;)" |
198 |
|
|
echo "**********************************************************************" |
199 |
|
|
echo "**********************************************************************" |
200 |
|
|
echo "**********************************************************************" |
201 |
|
|
echo "**********************************************************************" |
202 |
|
|
echo |
203 |
|
|
] |
204 |
|
|
) |
205 |
|
|
|
206 |
pcg |
1.4 |
AC_ARG_ENABLE(icmp, |
207 |
|
|
[AC_HELP_STRING(--enable-icmp, [enable icmp protocol support.])], |
208 |
|
|
AC_DEFINE_UNQUOTED(ENABLE_ICMP, 1, [ICMP protocol support.]) |
209 |
|
|
) |
210 |
|
|
|
211 |
pcg |
1.2 |
AC_ARG_ENABLE(tcp, |
212 |
|
|
[AC_HELP_STRING(--enable-tcp, [enable tcp protocol support.])], |
213 |
|
|
AC_DEFINE_UNQUOTED(ENABLE_TCP, 1, [TCP protocol support.]) |
214 |
|
|
) |
215 |
|
|
|
216 |
pcg |
1.3 |
AC_ARG_ENABLE(http-proxy, |
217 |
|
|
[AC_HELP_STRING(--enable-http-proxy, [enable http proxy connect support.])], |
218 |
|
|
AC_DEFINE_UNQUOTED(ENABLE_HTTP_PROXY, 1, [http proxy connect support.]) |
219 |
|
|
) |
220 |
|
|
|
221 |
pcg |
1.1 |
HMAC=16 dnl see also the AC_HELP_STRING |
222 |
|
|
AC_ARG_ENABLE(hmac-length, |
223 |
|
|
[AC_HELP_STRING(--enable-hmac-length=BYTES, [use a hmac of length BYTES bytes (default 16). Allowed values are 4, 8, 12, 16.])], |
224 |
|
|
HMAC=$enableval |
225 |
|
|
) |
226 |
|
|
AC_DEFINE_UNQUOTED(HMACLENGTH, $HMAC, [Size of HMAC in each packet in bytes.]) |
227 |
|
|
|
228 |
|
|
RAND=8 dnl see also the AC_HELP_STRING |
229 |
|
|
AC_ARG_ENABLE(rand-length, |
230 |
|
|
[AC_HELP_STRING(--enable-rand-length=BYTES, [use BYTES bytes of extra randomness (default 8). Allowed values are 0, 4, 8.])], |
231 |
|
|
RAND=$enableval |
232 |
|
|
) |
233 |
|
|
AC_DEFINE_UNQUOTED(RAND_SIZE, $RAND, [Add this many bytes of randomness to each packet.]) |
234 |
|
|
|
235 |
|
|
MTU=1500 dnl see also the AC_HELP_STRING |
236 |
|
|
AC_ARG_ENABLE(mtu, |
237 |
|
|
[AC_HELP_STRING(--enable-max-mtu=BYTES, enable mtu sizes upto BYTES bytes (default 1500). Use 9100 for jumbogram support.)], |
238 |
|
|
MTU=$enableval |
239 |
|
|
) |
240 |
|
|
AC_DEFINE_UNQUOTED(MAX_MTU, $MTU + 14, [Maximum MTU supported.]) |
241 |
|
|
|
242 |
|
|
COMPRESS=1 |
243 |
|
|
AC_ARG_ENABLE(compression, |
244 |
|
|
[AC_HELP_STRING(--disable-compression, Disable compression support.)], |
245 |
|
|
if test "x$enableval" = xno; then |
246 |
|
|
COMPRESS=0 |
247 |
|
|
fi |
248 |
|
|
) |
249 |
|
|
AC_DEFINE_UNQUOTED(ENABLE_COMPRESSION, $COMPRESS, [Enable compression support.]) |
250 |
|
|
|
251 |
|
|
CIPHER=bf_cbc |
252 |
|
|
AC_ARG_ENABLE(cipher, |
253 |
|
|
[AC_HELP_STRING(--enable-cipher, [ |
254 |
|
|
Select the symmetric cipher (default "bf"). Must be one of |
255 |
|
|
"bf" (blowfish), "aes-128", "aes-192" or "aes-256".])], |
256 |
|
|
if test "x$enableval" = xbf ; then CIPHER=bf_cbc ; fi |
257 |
|
|
if test "x$enableval" = xaes-128; then CIPHER=aes_128_cbc; fi |
258 |
|
|
if test "x$enableval" = xaes-192; then CIPHER=aes_192_cbc; fi |
259 |
|
|
if test "x$enableval" = xaes-256; then CIPHER=aes_256_cbc; fi |
260 |
|
|
) |
261 |
|
|
AC_DEFINE_UNQUOTED(ENABLE_CIPHER, EVP_${CIPHER}, [Select the symmetric cipher to use.]) |
262 |
|
|
|
263 |
|
|
DIGEST=sha1 |
264 |
|
|
AC_ARG_ENABLE(digest, |
265 |
|
|
[AC_HELP_STRING(--enable-digest, [ |
266 |
|
|
Select the digets algorithm to use (default "sha1"). Must be one of |
267 |
|
|
"sha1", "ripemd160", "md4" or "md5".])], |
268 |
|
|
if test "x$enableval" = xsha1 ; then DIGEST=sha1 ; fi |
269 |
|
|
if test "x$enableval" = xripemd160; then DIGEST=ripemd160; fi |
270 |
|
|
if test "x$enableval" = xmd4 ; then DIGEST=md4 ; fi |
271 |
|
|
if test "x$enableval" = xmd5 ; then DIGEST=md5 ; fi |
272 |
|
|
) |
273 |
|
|
AC_DEFINE_UNQUOTED(ENABLE_DIGEST, EVP_${DIGEST}, [Select the digest algorithm to use.]) |
274 |
|
|
|
275 |
|
|
TRUST=1 |
276 |
|
|
m4_if([ |
277 |
|
|
AC_ARG_ENABLE(trust, |
278 |
|
|
[AC_HELP_STRING(--enable-trust, [ |
279 |
|
|
Make authentication faster but allow decoding by all hosts of a VPN. |
280 |
|
|
Use this when the VPN hosts DO trust each other and you don't care |
281 |
|
|
wether man-in-the-middle sniffing attacks are possible by admins |
282 |
|
|
of other VPN hosts. On pentiums or similar machines this can cut down |
283 |
|
|
the time for reconnects by 0.4 seconds or more.])], |
284 |
|
|
if test "x$enableval" = xyes; then |
285 |
|
|
TRUST=1 |
286 |
|
|
fi |
287 |
|
|
) |
288 |
|
|
]) |
289 |
|
|
AC_DEFINE_UNQUOTED(ENABLE_TRUST, $TRUST, [Faster, but VPN hosts may sniff each others data.]) |
290 |
|
|
|
291 |
|
|
if $CXX -v --help 2>&1 | grep -q fno-rtti; then |
292 |
|
|
CXXFLAGS="$CXXFLAGS -fno-rtti" |
293 |
|
|
fi |
294 |
|
|
|
295 |
|
|
if $CXX -v --help 2>&1 | grep -q fexceptions; then |
296 |
|
|
CXXFLAGS="$CXXFLAGS -fno-exceptions" |
297 |
|
|
fi |
298 |
|
|
|
299 |
|
|
if $CXX -v --help 2>&1 | grep -q ffunction-sections; then |
300 |
|
|
CXXFLAGS="$CXXFLAGS -ffunction-sections" |
301 |
|
|
fi |
302 |
|
|
|
303 |
|
|
if $LD -v --help 2>&1 | grep -q gc-sections; then |
304 |
|
|
LDFLAGS="$LDFLAGS -Wl,--gc-sections" |
305 |
|
|
fi |
306 |
|
|
|
307 |
|
|
AC_CONFIG_COMMANDS_POST([ |
308 |
|
|
|
309 |
|
|
echo |
310 |
|
|
echo "***" |
311 |
|
|
echo "*** Configuration Summary" |
312 |
|
|
echo "***" |
313 |
|
|
echo "*** Cipher used: $CIPHER" |
314 |
|
|
echo "*** Digest used: $DIGEST" |
315 |
|
|
echo "*** HMAC length: $HMAC" |
316 |
|
|
echo "*** RAND used: $RAND" |
317 |
|
|
echo "*** Max. MTU: $MTU" |
318 |
|
|
echo "*** Compression: $COMPRESS" |
319 |
|
|
dnl echo "*** Trusted Mode: $TRUST" |
320 |
|
|
echo "***" |
321 |
|
|
echo |
322 |
|
|
|
323 |
|
|
]) |
324 |
|
|
|
325 |
|
|
AC_SUBST(INCLUDES) |
326 |
|
|
|
327 |
|
|
AC_OUTPUT(Makefile po/Makefile.in |
328 |
|
|
src/Makefile |
329 |
|
|
doc/Makefile |
330 |
|
|
lib/Makefile |
331 |
|
|
m4/Makefile |
332 |
|
|
) |