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Comparing gvpe/configure.ac (file contents):
Revision 1.4 by pcg, Tue Apr 8 03:00:44 2003 UTC vs.
Revision 1.37 by pcg, Fri Mar 18 01:53:05 2005 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, 0.1) 7AM_INIT_AUTOMAKE(gvpe, 1.8)
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
36#endif 42#endif
43
44// include clocale first because gettext.h might overwrite setlocale
45#if defined(HAVE_CLOCALE) && defined(__cplusplus)
46# include <clocale>
47#else
48# include <locale.h>
49#endif
50#include "gettext.h"
37]) 51])
38 52
39dnl Include the macros from the m4/ directory 53dnl Include the macros from the m4/ directory
40AM_ACLOCAL_INCLUDE(m4) 54AM_ACLOCAL_INCLUDE(m4)
41 55
… …
44 58
45# Enable GNU extensions. 59# Enable GNU extensions.
46# Define this here, not in acconfig's @TOP@ section, since definitions 60# Define this here, not in acconfig's @TOP@ section, since definitions
47# in the latter don't make it into the configure-time tests. 61# in the latter don't make it into the configure-time tests.
48AC_DEFINE([_GNU_SOURCE], 1, [Enable GNU extenstions]) 62AC_DEFINE([_GNU_SOURCE], 1, [Enable GNU extenstions])
49AC_DEFINE([__USE_BSD], 1, [Enable BSD extensions]) 63
64# do NOT define POSIX_SOURCE, sicne this clashes with many BSDs
65dnl AC_DEFINE([_POSIX_SOURCE], 1, [Enable POSIX 1003.1 extensions])
66dnl AC_DEFINE([_XOPEN_SOURCE], 500, [Enable XOPEN extensions])
50 67
51ALL_LINGUAS="" 68ALL_LINGUAS=""
52 69
53dnl Checks for programs. 70dnl Checks for programs.
54AC_PROG_CC 71AC_PROG_CC
… …
59AC_PROG_INSTALL 76AC_PROG_INSTALL
60AC_PROG_LN_S 77AC_PROG_LN_S
61AC_PROG_MAKE_SET 78AC_PROG_MAKE_SET
62AC_PROG_RANLIB 79AC_PROG_RANLIB
63 80
64AC_ISC_POSIX 81AC_ARG_ENABLE(iftype,
82 [AS_HELP_STRING(--enable-iftype=TYPE/SUBTYPE,
83 Use kernel/net device interface TYPE/SUBTYPE.
84 Working combinations are:
85 "native/linux"
86 "tincd/linux"
87 "tincd/freebsd"
88 "tincd/openbsd"
89 "tincd/darwin"
90 "native/cygwin";
91 Untested combinations are:
92 "tincd/netbsd"
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 $target_os in
70 *linux*) 112 *linux*)
113 IFTYPE=native
114 IFSUBTYPE=linux
71 AC_DEFINE(HAVE_LINUX, 1, [Linux]) 115 AC_DEFINE(HAVE_LINUX, 1, [Linux])
72 [ rm -f src/device.c; ln -sf linux/device.c src/device.c ] 116 ;;
73 ;;
74 *freebsd*) 117 *freebsd*)
118 IFTYPE=tincd
119 IFSUBTYPE=freebsd
75 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD]) 120 AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
76 [ rm -f src/device.c; ln -sf freebsd/device.c src/device.c ] 121 ;;
77 ;;
78 *darwin*) 122 *darwin*)
123 IFTYPE=tincd
124 IFSUBTYPE=darwin
79 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)]) 125 AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
80 [ rm -f src/device.c; ln -sf darwin/device.c src/device.c ] 126 ;;
81 ;;
82 *solaris*) 127 *solaris*)
128 IFTYPE=tincd
129 IFSUBTYPE=solaris
83 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS]) 130 AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
84 [ rm -f src/device.c; ln -sf solaris/device.c src/device.c ] 131 ;;
85 ;;
86 *openbsd*) 132 *openbsd*)
133 IFTYPE=tincd
134 IFSUBTYPE=openbsd
87 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD]) 135 AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
88 [ rm -f src/device.c; ln -sf openbsd/device.c src/device.c ] 136 ;;
89 ;;
90 *netbsd*) 137 *netbsd*)
138 IFTYPE=tincd
139 IFSUBTYPE=netbsd
91 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD]) 140 AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
92 [ rm -f src/device.c; ln -sf netbsd/device.c src/device.c ] 141 ;;
93 ;;
94 *cygwin*) 142 *cygwin*)
143 IFTYPE=native
144 IFSUBTYPE=cygwin
95 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin]) 145 AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
96 [ rm -f src/device.c; ln -sf cygwin/device.c src/device.c ] 146 ;;
97 ;; 147 *)
98 *)
99 AC_MSG_ERROR("Unknown operating system.") 148 AC_MSG_ERROR("Unknown operating system.")
100 ;; 149 ;;
101esac 150 esac
102]) 151fi
152AC_MSG_RESULT($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 $ac_cv_struct_addrinfo = yes; then
152 AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1, [struct addrinfo available]) 207 AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1, [struct addrinfo available])
153fi 208fi
154 209
… …
157 212
158AC_LANG_PUSH(C) 213AC_LANG_PUSH(C)
159 214
160AC_HEADER_STDC 215AC_HEADER_STDC
161 216
217dnl argl, could somebody catapult darwin into the 21st century???
162AC_CHECK_FUNCS(asprintf daemon get_current_dir_name putenv select strerror strsignal strtol unsetenv mlockall) 218AC_CHECK_FUNCS(asprintf daemon get_current_dir_name putenv select strerror strsignal strtol unsetenv mlockall)
163 219
164AC_FUNC_ALLOCA 220AC_FUNC_ALLOCA
165 221
166dnl Support for SunOS 222dnl Support for SunOS
… …
178 234
179AC_CACHE_SAVE 235AC_CACHE_SAVE
180 236
181dnl These are defined in files in m4/ 237dnl These are defined in files in m4/
182tinc_TUNTAP 238tinc_TUNTAP
239
183tinc_OPENSSL 240tinc_OPENSSL
241if test "x$openssl_include" != x; then
242 CXXFLAGS="$CXXFLAGS -I$openssl_include"
243fi
184dnl tinc_ZLIB 244dnl tinc_ZLIB
185 245
246AC_ARG_ENABLE(static-daemon,
247 [AS_HELP_STRING(--enable-static-daemon,enable statically linked daemon.)],
248 [LDFLAGS_DAEMON=-static]
249)
250AC_SUBST(LDFLAGS_DAEMON)
251
252AC_ARG_ENABLE(rohc,
253 [AS_HELP_STRING(--enable-rohc,enable robust header compression (rfc3095).)],
254 [
255 echo
256 echo "**********************************************************************"
257 echo "**********************************************************************"
258 echo "**** --enable-rohc is highly experimental, do not use ****************"
259 echo "**********************************************************************"
260 echo "**********************************************************************"
261 echo
262 rohc=true
263 AC_DEFINE_UNQUOTED(ENABLE_ROHC, 1, [ROHC support])
264 ]
265)
266
267AM_CONDITIONAL(ROHC, test x$rohc = xtrue)
268
186AC_ARG_ENABLE(icmp, 269AC_ARG_ENABLE(icmp,
187 [AC_HELP_STRING(--enable-icmp, [enable icmp protocol support.])], 270 [AS_HELP_STRING(--enable-icmp,enable icmp protocol support (default disabled).)],
188 AC_DEFINE_UNQUOTED(ENABLE_ICMP, 1, [ICMP protocol support.]) 271 AC_DEFINE_UNQUOTED(ENABLE_ICMP, 1, [ICMP protocol support.])
189) 272)
190 273
191AC_ARG_ENABLE(tcp, 274AC_ARG_ENABLE(tcp,
192 [AC_HELP_STRING(--enable-tcp, [enable tcp protocol support.])], 275 [AS_HELP_STRING(--enable-tcp,enable tcp protocol support (default disabled).)],
193 AC_DEFINE_UNQUOTED(ENABLE_TCP, 1, [TCP protocol support.]) 276 AC_DEFINE_UNQUOTED(ENABLE_TCP, 1, [TCP protocol support.])
194) 277)
195 278
279AC_ARG_ENABLE(dns,
280 [AS_HELP_STRING(--enable-dns,enable dns tunnel protocol support (DOES NOT WORK).)],
281 [
282 AC_CHECK_HEADER(gmp.h,,[AC_MSG_ERROR([gmp.h not found, required for --enable-dns])])
283 AC_CHECK_LIB(gmp,main,,[AC_MSG_ERROR([libgmp not found, required for --enable-dns])])
284
285 AC_DEFINE_UNQUOTED(ENABLE_DNS, 1, [DNS tunnel protocol support.])
286 ]
287)
288
196AC_ARG_ENABLE(http-proxy, 289AC_ARG_ENABLE(http-proxy,
197 [AC_HELP_STRING(--enable-http-proxy, [enable http proxy connect support.])], 290 [AS_HELP_STRING(--enable-http-proxy,enable http proxy connect support (default disabled).)],
198 AC_DEFINE_UNQUOTED(ENABLE_HTTP_PROXY, 1, [http proxy connect support.]) 291 AC_DEFINE_UNQUOTED(ENABLE_HTTP_PROXY, 1, [http proxy connect support.])
199) 292)
200 293
201HMAC=16 dnl see also the AC_HELP_STRING 294HMAC=12
202AC_ARG_ENABLE(hmac-length, 295AC_ARG_ENABLE(hmac-length,
203 [AC_HELP_STRING(--enable-hmac-length=BYTES, [use a hmac of length BYTES bytes (default 16). Allowed values are 4, 8, 12, 16.])], 296 [AS_HELP_STRING(--enable-hmac-length=BYTES,[
297 use a hmac of length BYTES bytes (default 12). Allowed values are 4, 8, 12, 16.])],
204 HMAC=$enableval 298 HMAC=$enableval
205) 299)
206AC_DEFINE_UNQUOTED(HMACLENGTH, $HMAC, [Size of HMAC in each packet in bytes.]) 300AC_DEFINE_UNQUOTED(HMACLENGTH, $HMAC, [Size of HMAC in each packet in bytes.])
207 301
208RAND=8 dnl see also the AC_HELP_STRING 302RAND=8
209AC_ARG_ENABLE(rand-length, 303AC_ARG_ENABLE(rand-length,
210 [AC_HELP_STRING(--enable-rand-length=BYTES, [use BYTES bytes of extra randomness (default 8). Allowed values are 0, 4, 8.])], 304 [AS_HELP_STRING(--enable-rand-length=BYTES,
305 [use BYTES bytes of extra randomness (default 8). Allowed values are 0, 4, 8.])],
211 RAND=$enableval 306 RAND=$enableval
212) 307)
213AC_DEFINE_UNQUOTED(RAND_SIZE, $RAND, [Add this many bytes of randomness to each packet.]) 308AC_DEFINE_UNQUOTED(RAND_SIZE, $RAND, [Add this many bytes of randomness to each packet.])
214 309
215MTU=1500 dnl see also the AC_HELP_STRING 310MTU=1500
216AC_ARG_ENABLE(mtu, 311AC_ARG_ENABLE(mtu,
217 [AC_HELP_STRING(--enable-max-mtu=BYTES, enable mtu sizes upto BYTES bytes (default 1500). Use 9100 for jumbogram support.)], 312 [AS_HELP_STRING(--enable-max-mtu=BYTES,enable mtu sizes upto BYTES bytes (default 1500). Use 9100 for jumbogram support.)],
218 MTU=$enableval 313 MTU=$enableval
219) 314)
220AC_DEFINE_UNQUOTED(MAX_MTU, $MTU + 14, [Maximum MTU supported.]) 315AC_DEFINE_UNQUOTED(MAX_MTU, $MTU + 14, [Maximum MTU supported.])
221 316
222COMPRESS=1 317COMPRESS=1
223AC_ARG_ENABLE(compression, 318AC_ARG_ENABLE(compression,
224 [AC_HELP_STRING(--disable-compression, Disable compression support.)], 319 [AS_HELP_STRING(--disable-compression,Disable compression support.)],
225 if test "x$enableval" = xno; then 320 if test "x$enableval" = xno; then
226 COMPRESS=0 321 COMPRESS=0
227 fi 322 fi
228) 323)
229AC_DEFINE_UNQUOTED(ENABLE_COMPRESSION, $COMPRESS, [Enable compression support.]) 324AC_DEFINE_UNQUOTED(ENABLE_COMPRESSION, $COMPRESS, [Enable compression support.])
230 325
231CIPHER=bf_cbc 326CIPHER=bf_cbc
232AC_ARG_ENABLE(cipher, 327AC_ARG_ENABLE(cipher,
233 [AC_HELP_STRING(--enable-cipher, [ 328 [AS_HELP_STRING(--enable-cipher,[
234 Select the symmetric cipher (default "bf"). Must be one of 329 Select the symmetric cipher (default "bf").
235 "bf" (blowfish), "aes-128", "aes-192" or "aes-256".])], 330 Must be one of "bf" (blowfish), "aes-128" (rijndael), "aes-192" or "aes-256".])],
236 if test "x$enableval" = xbf ; then CIPHER=bf_cbc ; fi 331 if test "x$enableval" = xbf ; then CIPHER=bf_cbc ; fi
237 if test "x$enableval" = xaes-128; then CIPHER=aes_128_cbc; fi 332 if test "x$enableval" = xaes-128; then CIPHER=aes_128_cbc; fi
238 if test "x$enableval" = xaes-192; then CIPHER=aes_192_cbc; fi 333 if test "x$enableval" = xaes-192; then CIPHER=aes_192_cbc; fi
239 if test "x$enableval" = xaes-256; then CIPHER=aes_256_cbc; fi 334 if test "x$enableval" = xaes-256; then CIPHER=aes_256_cbc; fi
240) 335)
241AC_DEFINE_UNQUOTED(ENABLE_CIPHER, EVP_${CIPHER}, [Select the symmetric cipher to use.]) 336AC_DEFINE_UNQUOTED(ENABLE_CIPHER, EVP_${CIPHER}, [Select the symmetric cipher to use.])
242 337
243DIGEST=sha1 338DIGEST=sha1
244AC_ARG_ENABLE(digest, 339AC_ARG_ENABLE(digest,
245 [AC_HELP_STRING(--enable-digest, [ 340 [AS_HELP_STRING(--enable-digest,[
246 Select the digets algorithm to use (default "sha1"). Must be one of 341 Select the digets algorithm to use (default "sha1"). Must be one of
247 "sha1", "ripemd160", "md4" or "md5".])], 342 "sha1", "ripemd160", "md5" or "md4" (insecure).])],
248 if test "x$enableval" = xsha1 ; then DIGEST=sha1 ; fi 343 if test "x$enableval" = xsha1 ; then DIGEST=sha1 ; fi
249 if test "x$enableval" = xripemd160; then DIGEST=ripemd160; fi 344 if test "x$enableval" = xripemd160; then DIGEST=ripemd160; fi
345 if test "x$enableval" = xmd5 ; then DIGEST=md5 ; fi
250 if test "x$enableval" = xmd4 ; then DIGEST=md4 ; fi 346 if test "x$enableval" = xmd4 ; then DIGEST=md4 ; fi
251 if test "x$enableval" = xmd5 ; then DIGEST=md5 ; fi
252) 347)
253AC_DEFINE_UNQUOTED(ENABLE_DIGEST, EVP_${DIGEST}, [Select the digest algorithm to use.]) 348AC_DEFINE_UNQUOTED(ENABLE_DIGEST, EVP_${DIGEST}, [Select the digest algorithm to use.])
254
255TRUST=1
256m4_if([
257AC_ARG_ENABLE(trust,
258 [AC_HELP_STRING(--enable-trust, [
259 Make authentication faster but allow decoding by all hosts of a VPN.
260 Use this when the VPN hosts DO trust each other and you don't care
261 wether man-in-the-middle sniffing attacks are possible by admins
262 of other VPN hosts. On pentiums or similar machines this can cut down
263 the time for reconnects by 0.4 seconds or more.])],
264 if test "x$enableval" = xyes; then
265 TRUST=1
266 fi
267)
268])
269AC_DEFINE_UNQUOTED(ENABLE_TRUST, $TRUST, [Faster, but VPN hosts may sniff each others data.])
270 349
271if $CXX -v --help 2>&1 | grep -q fno-rtti; then 350if $CXX -v --help 2>&1 | grep -q fno-rtti; then
272 CXXFLAGS="$CXXFLAGS -fno-rtti" 351 CXXFLAGS="$CXXFLAGS -fno-rtti"
273fi 352fi
274 353
275if $CXX -v --help 2>&1 | grep -q fexceptions; then 354if $CXX -v --help 2>&1 | grep -q fexceptions; then
276 CXXFLAGS="$CXXFLAGS -fno-exceptions" 355 CXXFLAGS="$CXXFLAGS -fno-exceptions"
277fi 356fi
278 357
279if $CXX -v --help 2>&1 | grep -q ffunction-sections; then 358dnl if $CXX -v --help 2>&1 | grep -q ffunction-sections; then
280 CXXFLAGS="$CXXFLAGS -ffunction-sections" 359dnl CXXFLAGS="$CXXFLAGS -ffunction-sections"
281fi 360dnl fi
282 361dnl
283if $LD -v --help 2>&1 | grep -q gc-sections; then 362dnl if $LD -v --help 2>&1 | grep -q gc-sections; then
284 LDFLAGS="$LDFLAGS -Wl,--gc-sections" 363dnl LDFLAGS="$LDFLAGS -Wl,--gc-sections"
285fi 364dnl fi
286 365
287AC_CONFIG_COMMANDS_POST([ 366AC_CONFIG_COMMANDS_POST([
288 367
289echo 368echo
290echo "***" 369echo "***"
291echo "*** Configuration Summary" 370echo "*** Configuration Summary"
292echo "***" 371echo "***"
372echo "*** Kernel Iface: $IFTYPE/$IFSUBTYPE"
293echo "*** Cipher used: $CIPHER" 373echo "*** Cipher used: $CIPHER"
294echo "*** Digest used: $DIGEST" 374echo "*** Digest used: $DIGEST"
295echo "*** HMAC length: $HMAC" 375echo "*** HMAC length: $HMAC"
296echo "*** RAND used: $RAND" 376echo "*** RAND used: $RAND"
297echo "*** Max. MTU: $MTU" 377echo "*** Max. MTU: $MTU"
298echo "*** Compression: $COMPRESS" 378echo "*** Compression: $COMPRESS"
299dnl echo "*** Trusted Mode: $TRUST" 379
380if test "x$DIGEST" = xmd4; then
300echo "***" 381echo "***"
382echo "*** WARNING: The digest you have chosen ($DIGEST) is known to be insecure"
383fi
384
385if test "$HMAC" -lt 12; then
386echo "***"
387echo "*** WARNING: The hmac length you have chosen ($HMAC) is probably insecure"
388fi
389
390if test "$RAND" -lt 8; then
391echo "***"
392echo "*** WARNING: The random prefix you have chosen ($RAND) is probably insecure"
393fi
394
395echo "***"
396
301echo 397echo
302 398
303]) 399])
304 400
305AC_SUBST(INCLUDES) 401AC_SUBST(INCLUDES)
306 402
307AC_OUTPUT(Makefile po/Makefile.in 403AC_CONFIG_FILES([Makefile po/Makefile.in
308src/Makefile 404src/Makefile
309doc/Makefile 405doc/Makefile
310lib/Makefile 406lib/Makefile
311m4/Makefile 407m4/Makefile
312) 408])
409AC_OUTPUT

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