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Comparing gvpe/configure.ac (file contents):
Revision 1.6 by pcg, Tue Apr 15 03:48:39 2003 UTC vs.
Revision 1.47 by pcg, Sat Nov 10 19:43:37 2007 UTC

1dnl Process this file with autoconf to produce a configure script. 1dnl Process this file with autoconf to produce a configure script.
2 2
3AC_PREREQ(2.57) 3AC_PREREQ(2.59)
4AC_INIT(src/vped.C) 4AC_INIT
5AC_CONFIG_SRCDIR([src/gvpe.C])
5AC_CANONICAL_TARGET 6AC_CANONICAL_TARGET
6AM_INIT_AUTOMAKE(vpe, 0.9) 7AM_INIT_AUTOMAKE(gvpe, 2.01)
7AM_CONFIG_HEADER(config.h) 8AC_CONFIG_HEADERS([config.h])
8AM_MAINTAINER_MODE 9AM_MAINTAINER_MODE
9 10
10AH_TOP([ 11AH_TOP([
11#ifndef CONFIG_H__ 12#ifndef CONFIG_H__
12#define CONFIG_H__ 13#define CONFIG_H__
… …
16#endif 17#endif
17 18
18]) 19])
19 20
20AH_BOTTOM([ 21AH_BOTTOM([
22typedef unsigned char u8;
23typedef signed char s8;
24
21#if __CYGWIN__ 25#if __CYGWIN__
22 26
23typedef unsigned char u8;
24typedef unsigned short u16; 27typedef unsigned short u16;
25typedef unsigned int u32; 28typedef unsigned int u32;
29typedef signed short s16;
30typedef signed int s32;
26 31
27#else 32#else
28#include <inttypes.h> 33#include <inttypes.h>
29 34
30/* old modula-2 habits */ 35/* old modula-2 habits */
31typedef unsigned char u8;
32typedef uint16_t u16; 36typedef uint16_t u16;
33typedef uint32_t u32; 37typedef uint32_t u32;
38typedef int16_t s16;
39typedef int32_t s32;
34#endif 40#endif
35 41
42#endif
43
44#if HAVE_CLOCALE
45# define CLOCALE <clocale>
46#else
47# define CLOCALE <locale.h>
36#endif 48#endif
37]) 49])
38 50
39dnl Include the macros from the m4/ directory 51dnl Include the macros from the m4/ directory
40AM_ACLOCAL_INCLUDE(m4) 52AM_ACLOCAL_INCLUDE(m4)
… …
43AM_GNU_GETTEXT_VERSION(0.11.5) 55AM_GNU_GETTEXT_VERSION(0.11.5)
44 56
45# Enable GNU extensions. 57# Enable GNU extensions.
46# Define this here, not in acconfig's @TOP@ section, since definitions 58# Define this here, not in acconfig's @TOP@ section, since definitions
47# in the latter don't make it into the configure-time tests. 59# in the latter don't make it into the configure-time tests.
48AC_DEFINE([_GNU_SOURCE], 1, [Enable GNU extenstions]) 60AC_DEFINE([_GNU_SOURCE], 1, [Enable GNU extensions])
49AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions]) 61
62# do NOT define POSIX_SOURCE, sicne this clashes with many BSDs
63dnl AC_DEFINE([_POSIX_SOURCE], 1, [Enable POSIX 1003.1 extensions])
64dnl AC_DEFINE([_XOPEN_SOURCE], 500, [Enable XOPEN extensions])
50 65
51ALL_LINGUAS="" 66ALL_LINGUAS=""
52 67
53dnl Checks for programs. 68dnl Checks for programs.
54AC_PROG_CC 69AC_PROG_CC
… …
59AC_PROG_INSTALL 74AC_PROG_INSTALL
60AC_PROG_LN_S 75AC_PROG_LN_S
61AC_PROG_MAKE_SET 76AC_PROG_MAKE_SET
62AC_PROG_RANLIB 77AC_PROG_RANLIB
63 78
64AC_ISC_POSIX 79AC_ARG_ENABLE(iftype,
80 [AS_HELP_STRING(--enable-iftype=TYPE/SUBTYPE,
81 Use kernel/net device interface TYPE/SUBTYPE.
82 Working combinations are (see doc/gvpe.osdep.5.pod):
83 "native/linux"
84 "tincd/linux"
85 "tincd/netbsd"
86 "tincd/freebsd"
87 "tincd/openbsd"
88 "native/darwin"
89 "tincd/darwin"
90 "native/cygwin";
91 Untested combinations are:
92 "tincd/bsd"
93 "tincd/solaris"
94 "tincd/mingw"
95 "tincd/raw_socket"
96 "tincd/uml_socket";
97 Broken combinations are:
98 "tincd/cygwin";
99 The default is to autodetect.
100 )],
101 [
102 IFTYPE=`echo $enableval | sed s%/.*%%`
103 IFSUBTYPE=`echo $enableval | sed s%.*/%%`
104 ]
105)
65 106
66m4_if([
67dnl Check and set OS 107dnl Check and set OS
108AC_MSG_CHECKING(for kernel networking interface type)
68 109
110if test "x$IFTYPE" = "x"; then
69case $target_os in 111 case $target_os in
70 *linux*) 112 *linux*)
113 IFTYPE=native
114 IFSUBTYPE=linux
71 AC_DEFINE(HAVE_LINUX, 1, [Linux]) 115 AC_DEFINE(HAVE_LINUX, 1, [Linux])
72 [ rm -f src/device.c; ln -sf linux/device.c src/device.c ] 116 ;;
73 ;;
74 *freebsd*) 117 *freebsd*)
118 IFTYPE=tincd
119 IFSUBTYPE=freebsd
75 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD]) 120 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
76 [ rm -f src/device.c; ln -sf freebsd/device.c src/device.c ] 121 ;;
77 ;;
78 *darwin*) 122 *darwin*)
123 IFTYPE=native
124 IFSUBTYPE=darwin
79 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)]) 125 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
80 [ rm -f src/device.c; ln -sf darwin/device.c src/device.c ] 126 ;;
81 ;;
82 *solaris*) 127 *solaris*)
128 IFTYPE=tincd
129 IFSUBTYPE=solaris
83 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS]) 130 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
84 [ rm -f src/device.c; ln -sf solaris/device.c src/device.c ] 131 ;;
85 ;;
86 *openbsd*) 132 *openbsd*)
133 IFTYPE=tincd
134 IFSUBTYPE=openbsd
87 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD]) 135 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
88 [ rm -f src/device.c; ln -sf openbsd/device.c src/device.c ] 136 ;;
89 ;;
90 *netbsd*) 137 *netbsd*)
138 IFTYPE=tincd
139 IFSUBTYPE=netbsd
91 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD]) 140 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
92 [ rm -f src/device.c; ln -sf netbsd/device.c src/device.c ] 141 ;;
93 ;;
94 *cygwin*) 142 *cygwin*)
143 IFTYPE=native
144 IFSUBTYPE=cygwin
95 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin]) 145 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
96 [ rm -f src/device.c; ln -sf cygwin/device.c src/device.c ] 146 ;;
97 ;; 147 *)
98 *)
99 AC_MSG_ERROR("Unknown operating system.") 148 AC_MSG_ERROR("Unknown operating system.")
100 ;; 149 ;;
101esac 150 esac
102]) 151fi
152AC_MSG_RESULT($IFTYPE/$IFSUBTYPE)
153AC_SUBST(IFTYPE,$IFTYPE)
154AC_SUBST(IFSUBTYPE,$IFSUBTYPE)
155AC_DEFINE_UNQUOTED(IFTYPE,"$IFTYPE",[kernel interface type])
156AC_DEFINE_UNQUOTED(IFSUBTYPE,"$IFSUBTYPE",[kernel interface subtype])
103 157
104AC_CACHE_SAVE 158AC_CACHE_SAVE
105 159
106dnl Checks for libraries. 160dnl Checks for libraries.
107 161
108AC_LANG(C++) 162AC_LANG(C++)
109AC_CHECK_HEADERS(ext/hash_map) 163AC_CHECK_HEADERS(ext/hash_map clocale)
110 164
111dnl Checks for header files. 165dnl Checks for header files.
112AC_CHECK_HEADERS([fcntl.h inttypes.h limits.h malloc.h stdint.h strings.h syslog.h unistd.h \ 166AC_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]) 167 sys/file.h sys/ioctl.h sys/param.h sys/time.h netinet/in_systm.h sys/cygwin.h \
168 sys/mman.h netinet/in.h])
114AC_CHECK_HEADERS([net/ethernet.h net/if.h netinet/ip.h netinet/tcp.h], [], [], 169AC_CHECK_HEADERS([arpa/inet.h net/ethernet.h net/if.h netinet/ip.h netinet/tcp.h netinet/in_systm.h], [], [],
170[
115 [#include <sys/types.h> 171#include <sys/types.h>
116 #include <sys/socket.h> 172#include <sys/socket.h>
173#ifdef HAVE_NETINET_IN_H
174# include <netinet/in.h>
175#endif
176#ifdef HAVE_ARPA_INET_H
177# include <arpa/inet.h>
178#endif
117 #ifdef HAVE_NETINET_IN_SYSTM_H 179#ifdef HAVE_NETINET_IN_SYSTM_H
118 #include <netinet/in_systm.h> 180# include <netinet/in_systm.h>
119 #endif]) 181#endif
182])
120 183
121dnl Checks for typedefs, structures, and compiler characteristics. 184dnl Checks for typedefs, structures, and compiler characteristics.
122AC_C_CONST 185AC_C_CONST
123AC_TYPE_PID_T 186AC_TYPE_PID_T
124AC_TYPE_SIZE_T 187AC_TYPE_SIZE_T
125AC_HEADER_TIME 188AC_HEADER_TIME
126AC_STRUCT_TM 189AC_STRUCT_TM
127 190
128AC_CACHE_CHECK([for socklen_t], ac_cv_type_socklen_t, 191AC_CACHE_CHECK([for socklen_t], ac_cv_type_socklen_t,
129[ 192[
130 AC_TRY_COMPILE( 193 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
131 [#include <sys/types.h> 194 #include <sys/socket.h>]], [[socklen_t len = 42; return len;]])],[ac_cv_type_socklen_t=yes],[ac_cv_type_socklen_t=no])
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]) 195])
137if test $ac_cv_type_socklen_t = yes; then 196if test $ac_cv_type_socklen_t = yes; then
138 AC_DEFINE(HAVE_SOCKLEN_T, 1, [socklen_t available]) 197 AC_DEFINE(HAVE_SOCKLEN_T, 1, [socklen_t available])
139fi 198fi
140 199
141AC_CACHE_CHECK([for struct addrinfo], ac_cv_struct_addrinfo, 200AC_CACHE_CHECK([for struct addrinfo], ac_cv_struct_addrinfo,
142[ 201[
143 AC_TRY_COMPILE( 202 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
144 [#include <sys/types.h>
145 #include <sys/socket.h> 203 #include <sys/socket.h>
146 #include <netdb.h>], 204 #include <netdb.h>]], [[struct addrinfo ai; ai.ai_family = AF_INET; return ai.ai_family;]])],[ac_cv_struct_addrinfo=yes],[ac_cv_struct_addrinfo=no])
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]) 205])
151if test $ac_cv_struct_addrinfo = yes; then 206if test $ac_cv_struct_addrinfo = yes; then
152 AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1, [struct addrinfo available]) 207 AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1, [struct addrinfo available])
153fi 208fi
154 209
… …
157 212
158AC_LANG_PUSH(C) 213AC_LANG_PUSH(C)
159 214
160AC_HEADER_STDC 215AC_HEADER_STDC
161 216
217dnl argl, could somebody catapult darwin into the 21st century???
162AC_CHECK_FUNCS(asprintf daemon get_current_dir_name putenv select strerror strsignal strtol unsetenv mlockall) 218AC_CHECK_FUNCS(asprintf daemon get_current_dir_name putenv select strerror strsignal strtol unsetenv mlockall)
163 219
164AC_FUNC_ALLOCA 220AC_FUNC_ALLOCA
165 221
166dnl Support for SunOS 222dnl Support for SunOS
… …
170]) 226])
171AC_CHECK_FUNC(gethostbyname, [], [ 227AC_CHECK_FUNC(gethostbyname, [], [
172 AC_CHECK_LIB(nsl, gethostbyname) 228 AC_CHECK_LIB(nsl, gethostbyname)
173]) 229])
174 230
231dnl libev support
232m4_include([libev/libev.m4])
233
175AC_LANG_POP 234AC_LANG_POP
176 235
177dnl AC_CHECK_FUNCS([freeaddrinfo gai_strerror getaddrinfo getnameinfo]) 236dnl AC_CHECK_FUNCS([freeaddrinfo gai_strerror getaddrinfo getnameinfo])
178 237
179AC_CACHE_SAVE 238AC_CACHE_SAVE
180 239
181dnl These are defined in files in m4/ 240dnl These are defined in files in m4/
182tinc_TUNTAP 241tinc_TUNTAP
242
183tinc_OPENSSL 243tinc_OPENSSL
244if test "x$openssl_include" != x; then
245 CXXFLAGS="$CXXFLAGS -I$openssl_include"
246fi
184dnl tinc_ZLIB 247dnl tinc_ZLIB
185 248
249AC_ARG_ENABLE(static-daemon,
250 [AS_HELP_STRING(--enable-static-daemon,enable statically linked daemon.)],
251 [LDFLAGS_DAEMON=-static]
252)
253AC_SUBST(LDFLAGS_DAEMON)
254
186AC_ARG_ENABLE(rohc, 255AC_ARG_ENABLE(rohc,
187 [AC_HELP_STRING(--enable-rohc, [enable robust header compression (rfc3095).])], 256 [AS_HELP_STRING(--enable-rohc,enable robust header compression (rfc3095).)],
188 [ 257 [
189 echo 258 echo
190 echo "**********************************************************************" 259 echo "**********************************************************************"
191 echo "**********************************************************************" 260 echo "**********************************************************************"
192 echo "**** --enable-rohc not yet implemented *******************************" 261 echo "**** --enable-rohc is highly experimental, do not use ****************"
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 "**********************************************************************" 262 echo "**********************************************************************"
201 echo "**********************************************************************" 263 echo "**********************************************************************"
202 echo 264 echo
265 rohc=true
266 AC_DEFINE_UNQUOTED(ENABLE_ROHC, 1, [ROHC support])
203 ] 267 ]
204) 268)
205 269
270AM_CONDITIONAL(ROHC, test x$rohc = xtrue)
271
272dnl AC_ARG_ENABLE(bridging,
273dnl [AS_HELP_STRING(--enable-bridging,enable bridging support (default disabled).)],
274dnl AC_DEFINE_UNQUOTED(ENABLE_BRIDGING, 1, [bridging support.])
275dnl )
276
206AC_ARG_ENABLE(icmp, 277AC_ARG_ENABLE(icmp,
207 [AC_HELP_STRING(--enable-icmp, [enable icmp protocol support.])], 278 [AS_HELP_STRING(--enable-icmp,enable icmp protocol support (default disabled).)],
208 AC_DEFINE_UNQUOTED(ENABLE_ICMP, 1, [ICMP protocol support.]) 279 AC_DEFINE_UNQUOTED(ENABLE_ICMP, 1, [ICMP protocol support.])
209) 280)
210 281
211AC_ARG_ENABLE(tcp, 282AC_ARG_ENABLE(tcp,
212 [AC_HELP_STRING(--enable-tcp, [enable tcp protocol support.])], 283 [AS_HELP_STRING(--enable-tcp,enable tcp protocol support (default disabled).)],
213 AC_DEFINE_UNQUOTED(ENABLE_TCP, 1, [TCP protocol support.]) 284 AC_DEFINE_UNQUOTED(ENABLE_TCP, 1, [TCP protocol support.])
214) 285)
215 286
287AC_ARG_ENABLE(dns,
288 [AS_HELP_STRING(--enable-dns,enable dns tunnel protocol support (DOES NOT WORK).)],
289 [
290 AC_CHECK_HEADER(gmp.h,,[AC_MSG_ERROR([gmp.h not found, required for --enable-dns])])
291 AC_CHECK_LIB(gmp,main,,[AC_MSG_ERROR([libgmp not found, required for --enable-dns])])
292
293 AC_DEFINE_UNQUOTED(ENABLE_DNS, 1, [DNS tunnel protocol support.])
294 ]
295)
296
216AC_ARG_ENABLE(http-proxy, 297AC_ARG_ENABLE(http-proxy,
217 [AC_HELP_STRING(--enable-http-proxy, [enable http proxy connect support.])], 298 [AS_HELP_STRING(--enable-http-proxy,enable http proxy connect support (default disabled).)],
218 AC_DEFINE_UNQUOTED(ENABLE_HTTP_PROXY, 1, [http proxy connect support.]) 299 AC_DEFINE_UNQUOTED(ENABLE_HTTP_PROXY, 1, [http proxy connect support.])
219) 300)
220 301
221HMAC=16 dnl see also the AC_HELP_STRING 302HMAC=12
222AC_ARG_ENABLE(hmac-length, 303AC_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.])], 304 [AS_HELP_STRING(--enable-hmac-length=BYTES,[
305 use a hmac of length BYTES bytes (default 12). Allowed values are 4, 8, 12, 16.])],
224 HMAC=$enableval 306 HMAC=$enableval
225) 307)
226AC_DEFINE_UNQUOTED(HMACLENGTH, $HMAC, [Size of HMAC in each packet in bytes.]) 308AC_DEFINE_UNQUOTED(HMACLENGTH, $HMAC, [Size of HMAC in each packet in bytes.])
227 309
228RAND=8 dnl see also the AC_HELP_STRING 310RAND=8
229AC_ARG_ENABLE(rand-length, 311AC_ARG_ENABLE(rand-length,
230 [AC_HELP_STRING(--enable-rand-length=BYTES, [use BYTES bytes of extra randomness (default 8). Allowed values are 0, 4, 8.])], 312 [AS_HELP_STRING(--enable-rand-length=BYTES,
313 [use BYTES bytes of extra randomness (default 8). Allowed values are 0, 4, 8.])],
231 RAND=$enableval 314 RAND=$enableval
232) 315)
233AC_DEFINE_UNQUOTED(RAND_SIZE, $RAND, [Add this many bytes of randomness to each packet.]) 316AC_DEFINE_UNQUOTED(RAND_SIZE, $RAND, [Add this many bytes of randomness to each packet.])
234 317
235MTU=1500 dnl see also the AC_HELP_STRING 318MTU=1500
236AC_ARG_ENABLE(mtu, 319AC_ARG_ENABLE(mtu,
237 [AC_HELP_STRING(--enable-max-mtu=BYTES, enable mtu sizes upto BYTES bytes (default 1500). Use 9100 for jumbogram support.)], 320 [AS_HELP_STRING(--enable-max-mtu=BYTES,enable mtu sizes upto BYTES bytes (default 1500). Use 9100 for jumbogram support.)],
238 MTU=$enableval 321 MTU=$enableval
239) 322)
240AC_DEFINE_UNQUOTED(MAX_MTU, $MTU + 14, [Maximum MTU supported.]) 323AC_DEFINE_UNQUOTED(MAX_MTU, $MTU + 14, [Maximum MTU supported.])
241 324
242COMPRESS=1 325COMPRESS=1
243AC_ARG_ENABLE(compression, 326AC_ARG_ENABLE(compression,
244 [AC_HELP_STRING(--disable-compression, Disable compression support.)], 327 [AS_HELP_STRING(--disable-compression,Disable compression support.)],
245 if test "x$enableval" = xno; then 328 if test "x$enableval" = xno; then
246 COMPRESS=0 329 COMPRESS=0
247 fi 330 fi
248) 331)
249AC_DEFINE_UNQUOTED(ENABLE_COMPRESSION, $COMPRESS, [Enable compression support.]) 332AC_DEFINE_UNQUOTED(ENABLE_COMPRESSION, $COMPRESS, [Enable compression support.])
250 333
251CIPHER=bf_cbc 334CIPHER=aes_128_cbc
252AC_ARG_ENABLE(cipher, 335AC_ARG_ENABLE(cipher,
253 [AC_HELP_STRING(--enable-cipher, [ 336 [AS_HELP_STRING(--enable-cipher,[
254 Select the symmetric cipher (default "bf"). Must be one of 337 Select the symmetric cipher (default "aes-128").
255 "bf" (blowfish), "aes-128", "aes-192" or "aes-256".])], 338 Must be one of "bf" (blowfish), "aes-128" (rijndael), "aes-192" or "aes-256".])],
256 if test "x$enableval" = xbf ; then CIPHER=bf_cbc ; fi 339 if test "x$enableval" = xbf ; then CIPHER=bf_cbc ; fi
257 if test "x$enableval" = xaes-128; then CIPHER=aes_128_cbc; fi 340 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 341 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 342 if test "x$enableval" = xaes-256; then CIPHER=aes_256_cbc; fi
260) 343)
261AC_DEFINE_UNQUOTED(ENABLE_CIPHER, EVP_${CIPHER}, [Select the symmetric cipher to use.]) 344AC_DEFINE_UNQUOTED(ENABLE_CIPHER, EVP_${CIPHER}, [Select the symmetric cipher to use.])
262 345
263DIGEST=sha1 346DIGEST=ripemd160
264AC_ARG_ENABLE(digest, 347AC_ARG_ENABLE(digest,
265 [AC_HELP_STRING(--enable-digest, [ 348 [AS_HELP_STRING(--enable-digest,[
266 Select the digets algorithm to use (default "sha1"). Must be one of 349 Select the digest algorithm to use (default "ripemd160"). Must be one of
267 "sha1", "ripemd160", "md4" or "md5".])], 350 "sha512", "sha256", "sha1", "ripemd160", "md5" or "md4" (insecure).])],
351 if test "x$enableval" = xsha512 ; then DIGEST=sha512 ; fi
352 if test "x$enableval" = xsha256 ; then DIGEST=sha256 ; fi
268 if test "x$enableval" = xsha1 ; then DIGEST=sha1 ; fi 353 if test "x$enableval" = xsha1 ; then DIGEST=sha1 ; fi
269 if test "x$enableval" = xripemd160; then DIGEST=ripemd160; fi 354 if test "x$enableval" = xripemd160; then DIGEST=ripemd160; fi
355 if test "x$enableval" = xmd5 ; then DIGEST=md5 ; fi
270 if test "x$enableval" = xmd4 ; then DIGEST=md4 ; fi 356 if test "x$enableval" = xmd4 ; then DIGEST=md4 ; fi
271 if test "x$enableval" = xmd5 ; then DIGEST=md5 ; fi
272) 357)
273AC_DEFINE_UNQUOTED(ENABLE_DIGEST, EVP_${DIGEST}, [Select the digest algorithm to use.]) 358AC_DEFINE_UNQUOTED(ENABLE_DIGEST, EVP_${DIGEST}, [Select the digest algorithm to use.])
274
275TRUST=1
276m4_if([
277AC_ARG_ENABLE(trust,
278 [AC_HELP_STRING(--enable-trust, [
279 Make authentication faster but allow decoding by all hosts of a VPN.
280 Use this when the VPN hosts DO trust each other and you don't care
281 wether man-in-the-middle sniffing attacks are possible by admins
282 of other VPN hosts. On pentiums or similar machines this can cut down
283 the time for reconnects by 0.4 seconds or more.])],
284 if test "x$enableval" = xyes; then
285 TRUST=1
286 fi
287)
288])
289AC_DEFINE_UNQUOTED(ENABLE_TRUST, $TRUST, [Faster, but VPN hosts may sniff each others data.])
290 359
291if $CXX -v --help 2>&1 | grep -q fno-rtti; then 360if $CXX -v --help 2>&1 | grep -q fno-rtti; then
292 CXXFLAGS="$CXXFLAGS -fno-rtti" 361 CXXFLAGS="$CXXFLAGS -fno-rtti"
293fi 362fi
294 363
295if $CXX -v --help 2>&1 | grep -q fexceptions; then 364if $CXX -v --help 2>&1 | grep -q fexceptions; then
296 CXXFLAGS="$CXXFLAGS -fno-exceptions" 365 CXXFLAGS="$CXXFLAGS -fno-exceptions"
297fi 366fi
298 367
368LIBS="$EXTRA_LIBS $LIBS"
369
299if $CXX -v --help 2>&1 | grep -q ffunction-sections; then 370dnl if $CXX -v --help 2>&1 | grep -q ffunction-sections; then
300 CXXFLAGS="$CXXFLAGS -ffunction-sections" 371dnl CXXFLAGS="$CXXFLAGS -ffunction-sections"
301fi 372dnl fi
302 373dnl
303if $LD -v --help 2>&1 | grep -q gc-sections; then 374dnl if $LD -v --help 2>&1 | grep -q gc-sections; then
304 LDFLAGS="$LDFLAGS -Wl,--gc-sections" 375dnl LDFLAGS="$LDFLAGS -Wl,--gc-sections"
305fi 376dnl fi
306 377
307AC_CONFIG_COMMANDS_POST([ 378AC_SUBST(INCLUDES)
379
380AC_CONFIG_FILES([Makefile po/Makefile.in
381src/Makefile
382doc/Makefile
383lib/Makefile
384m4/Makefile
385])
386AC_OUTPUT
308 387
309echo 388echo
310echo "***" 389echo "***"
311echo "*** Configuration Summary" 390echo "*** Configuration Summary"
312echo "***" 391echo "***"
392echo "*** Kernel Iface: $IFTYPE/$IFSUBTYPE"
313echo "*** Cipher used: $CIPHER" 393echo "*** Cipher used: $CIPHER"
314echo "*** Digest used: $DIGEST" 394echo "*** Digest used: $DIGEST"
315echo "*** HMAC length: $HMAC" 395echo "*** HMAC length: $HMAC"
316echo "*** RAND used: $RAND" 396echo "*** RAND used: $RAND"
317echo "*** Max. MTU: $MTU" 397echo "*** Max. MTU: $MTU"
318echo "*** Compression: $COMPRESS" 398
319dnl echo "*** Trusted Mode: $TRUST" 399echo "***"
400echo "*** Enable options:"
401grep ENABLE_ config.h | sed -e 's/^/*** /'
402
403if test "x$DIGEST" = xmd4; then
404echo "***"
405echo "*** WARNING: The digest you have chosen ($DIGEST) is known to be insecure"
406fi
407
408if test "$HMAC" -lt 12; then
409echo "***"
410echo "*** WARNING: The hmac length you have chosen ($HMAC) is probably insecure"
411fi
412
413if test "$RAND" -lt 8; then
414echo "***"
415echo "*** WARNING: The random prefix you have chosen ($RAND) is probably insecure"
416fi
417
320echo "***" 418echo "***"
321echo 419echo
322 420
323])
324 421
325AC_SUBST(INCLUDES)
326
327AC_OUTPUT(Makefile po/Makefile.in
328src/Makefile
329doc/Makefile
330lib/Makefile
331m4/Makefile
332)

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