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/cvs/gvpe/configure.ac
Revision: 1.63
Committed: Thu Jul 18 13:35:19 2013 UTC (10 years, 9 months ago) by root
Branch: MAIN
Changes since 1.62: +21 -21 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 pcg 1.1 dnl Process this file with autoconf to produce a configure script.
2    
3 root 1.60 AC_PREREQ(2.69)
4 pcg 1.28 AC_INIT
5 pcg 1.37 AC_CONFIG_SRCDIR([src/gvpe.C])
6 pcg 1.1 AC_CANONICAL_TARGET
7 root 1.62 AM_INIT_AUTOMAKE(gvpe, 2.25)
8 pcg 1.28 AC_CONFIG_HEADERS([config.h])
9 pcg 1.1 AM_MAINTAINER_MODE
10    
11     AH_TOP([
12     #ifndef CONFIG_H__
13     #define CONFIG_H__
14    
15     #ifdef __cplusplus
16     using namespace std;
17     #endif
18    
19     ])
20    
21     AH_BOTTOM([
22 pcg 1.33 typedef unsigned char u8;
23     typedef signed char s8;
24    
25 pcg 1.1 #if __CYGWIN__
26    
27     typedef unsigned short u16;
28     typedef unsigned int u32;
29 pcg 1.33 typedef signed short s16;
30     typedef signed int s32;
31 pcg 1.1
32     #else
33     #include <inttypes.h>
34    
35     /* old modula-2 habits */
36     typedef uint16_t u16;
37     typedef uint32_t u32;
38 pcg 1.33 typedef int16_t s16;
39     typedef int32_t s32;
40 pcg 1.1 #endif
41    
42     #endif
43 pcg 1.37
44 pcg 1.38 #if HAVE_CLOCALE
45     # define CLOCALE <clocale>
46 pcg 1.37 #else
47 pcg 1.38 # define CLOCALE <locale.h>
48 pcg 1.37 #endif
49 pcg 1.1 ])
50    
51     AM_GNU_GETTEXT([external])
52     AM_GNU_GETTEXT_VERSION(0.11.5)
53    
54     # Enable GNU extensions.
55     # Define this here, not in acconfig's @TOP@ section, since definitions
56     # in the latter don't make it into the configure-time tests.
57 pcg 1.42 AC_DEFINE([_GNU_SOURCE], 1, [Enable GNU extensions])
58 pcg 1.22
59     # do NOT define POSIX_SOURCE, sicne this clashes with many BSDs
60     dnl AC_DEFINE([_POSIX_SOURCE], 1, [Enable POSIX 1003.1 extensions])
61     dnl AC_DEFINE([_XOPEN_SOURCE], 500, [Enable XOPEN extensions])
62 pcg 1.1
63     ALL_LINGUAS=""
64    
65     dnl Checks for programs.
66     AC_PROG_CPP
67     AC_PROG_CXX
68     AC_PROG_GCC_TRADITIONAL
69     AC_PROG_AWK
70     AC_PROG_INSTALL
71     AC_PROG_LN_S
72     AC_PROG_MAKE_SET
73     AC_PROG_RANLIB
74    
75 pcg 1.8 AC_ARG_ENABLE(iftype,
76 pcg 1.28 [AS_HELP_STRING(--enable-iftype=TYPE/SUBTYPE,
77 pcg 1.8 Use kernel/net device interface TYPE/SUBTYPE.
78 pcg 1.40 Working combinations are (see doc/gvpe.osdep.5.pod):
79 pcg 1.14 "native/linux"
80     "tincd/linux"
81 pcg 1.40 "tincd/netbsd"
82 pcg 1.16 "tincd/freebsd"
83 pcg 1.17 "tincd/openbsd"
84 pcg 1.40 "native/darwin"
85 pcg 1.18 "tincd/darwin"
86 pcg 1.16 "native/cygwin";
87 pcg 1.8 Untested combinations are:
88 pcg 1.41 "tincd/bsd"
89 pcg 1.14 "tincd/solaris"
90 pcg 1.36 "tincd/mingw"
91     "tincd/raw_socket"
92     "tincd/uml_socket";
93 pcg 1.8 Broken combinations are:
94 pcg 1.14 "tincd/cygwin";
95 pcg 1.9 The default is to autodetect.
96 pcg 1.28 )],
97 pcg 1.8 [
98     IFTYPE=`echo $enableval | sed s%/.*%%`
99     IFSUBTYPE=`echo $enableval | sed s%.*/%%`
100     ]
101     )
102    
103 pcg 1.1 dnl Check and set OS
104 pcg 1.8 AC_MSG_CHECKING(for kernel networking interface type)
105 pcg 1.1
106 pcg 1.8 if test "x$IFTYPE" = "x"; then
107     case $target_os in
108     *linux*)
109     IFTYPE=native
110     IFSUBTYPE=linux
111     AC_DEFINE(HAVE_LINUX, 1, [Linux])
112     ;;
113     *freebsd*)
114     IFTYPE=tincd
115     IFSUBTYPE=freebsd
116     AC_DEFINE(HAVE_FREEBSD, 1, [FreeBSD])
117     ;;
118     *darwin*)
119 pcg 1.39 IFTYPE=native
120 pcg 1.8 IFSUBTYPE=darwin
121     AC_DEFINE(HAVE_DARWIN, 1, [Darwin (MacOS/X)])
122     ;;
123     *solaris*)
124     IFTYPE=tincd
125     IFSUBTYPE=solaris
126     AC_DEFINE(HAVE_SOLARIS, 1, [Solaris/SunOS])
127     ;;
128     *openbsd*)
129     IFTYPE=tincd
130     IFSUBTYPE=openbsd
131     AC_DEFINE(HAVE_OPENBSD, 1, [OpenBSD])
132     ;;
133     *netbsd*)
134     IFTYPE=tincd
135     IFSUBTYPE=netbsd
136     AC_DEFINE(HAVE_NETBSD, 1, [NetBSD])
137     ;;
138     *cygwin*)
139 pcg 1.15 IFTYPE=native
140 pcg 1.8 IFSUBTYPE=cygwin
141     AC_DEFINE(HAVE_CYGWIN, 1, [Cygwin])
142     ;;
143     *)
144     AC_MSG_ERROR("Unknown operating system.")
145     ;;
146     esac
147     fi
148     AC_MSG_RESULT($IFTYPE/$IFSUBTYPE)
149     AC_SUBST(IFTYPE,$IFTYPE)
150     AC_SUBST(IFSUBTYPE,$IFSUBTYPE)
151 pcg 1.19 AC_DEFINE_UNQUOTED(IFTYPE,"$IFTYPE",[kernel interface type])
152     AC_DEFINE_UNQUOTED(IFSUBTYPE,"$IFSUBTYPE",[kernel interface subtype])
153 pcg 1.1
154     AC_CACHE_SAVE
155    
156     dnl Checks for libraries.
157    
158     AC_LANG(C++)
159 pcg 1.48 AC_CHECK_HEADERS(tr1/unordered_map ext/hash_map clocale)
160 pcg 1.1
161     dnl Checks for header files.
162     AC_CHECK_HEADERS([fcntl.h inttypes.h limits.h malloc.h stdint.h strings.h syslog.h unistd.h \
163 pcg 1.22 sys/file.h sys/ioctl.h sys/param.h sys/time.h netinet/in_systm.h sys/cygwin.h \
164 pcg 1.21 sys/mman.h netinet/in.h])
165 pcg 1.22 AC_CHECK_HEADERS([arpa/inet.h net/ethernet.h net/if.h netinet/ip.h netinet/tcp.h netinet/in_systm.h], [], [],
166 pcg 1.8 [
167     #include <sys/types.h>
168     #include <sys/socket.h>
169     #ifdef HAVE_NETINET_IN_H
170     # include <netinet/in.h>
171     #endif
172     #ifdef HAVE_ARPA_INET_H
173     # include <arpa/inet.h>
174     #endif
175     #ifdef HAVE_NETINET_IN_SYSTM_H
176     # include <netinet/in_systm.h>
177     #endif
178     ])
179 pcg 1.1
180     dnl Checks for typedefs, structures, and compiler characteristics.
181     AC_C_CONST
182     AC_TYPE_PID_T
183     AC_TYPE_SIZE_T
184     AC_HEADER_TIME
185     AC_STRUCT_TM
186 pcg 1.10
187 pcg 1.1 AC_CACHE_CHECK([for socklen_t], ac_cv_type_socklen_t,
188     [
189 pcg 1.28 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
190     #include <sys/socket.h>]], [[socklen_t len = 42; return len;]])],[ac_cv_type_socklen_t=yes],[ac_cv_type_socklen_t=no])
191 pcg 1.1 ])
192     if test $ac_cv_type_socklen_t = yes; then
193     AC_DEFINE(HAVE_SOCKLEN_T, 1, [socklen_t available])
194     fi
195    
196     AC_CACHE_CHECK([for struct addrinfo], ac_cv_struct_addrinfo,
197     [
198 pcg 1.28 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
199 pcg 1.1 #include <sys/socket.h>
200 pcg 1.28 #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])
201 pcg 1.1 ])
202     if test $ac_cv_struct_addrinfo = yes; then
203     AC_DEFINE(HAVE_STRUCT_ADDRINFO, 1, [struct addrinfo available])
204     fi
205    
206     dnl Checks for library functions.
207     AC_TYPE_SIGNAL
208    
209     AC_LANG_PUSH(C)
210    
211     AC_HEADER_STDC
212    
213 pcg 1.11 dnl argl, could somebody catapult darwin into the 21st century???
214 pcg 1.21 AC_CHECK_FUNCS(asprintf daemon get_current_dir_name putenv select strerror strsignal strtol unsetenv mlockall)
215 pcg 1.1
216     AC_FUNC_ALLOCA
217    
218     dnl Support for SunOS
219    
220     AC_CHECK_FUNC(socket, [], [
221     AC_CHECK_LIB(socket, connect)
222     ])
223     AC_CHECK_FUNC(gethostbyname, [], [
224     AC_CHECK_LIB(nsl, gethostbyname)
225     ])
226    
227 pcg 1.46 dnl libev support
228 pcg 1.47 m4_include([libev/libev.m4])
229 pcg 1.46
230 pcg 1.1 AC_LANG_POP
231    
232     dnl AC_CHECK_FUNCS([freeaddrinfo gai_strerror getaddrinfo getnameinfo])
233    
234     AC_CACHE_SAVE
235    
236     dnl These are defined in files in m4/
237     tinc_TUNTAP
238 pcg 1.15
239 pcg 1.1 tinc_OPENSSL
240 pcg 1.15 if test "x$openssl_include" != x; then
241     CXXFLAGS="$CXXFLAGS -I$openssl_include"
242     fi
243 pcg 1.1 dnl tinc_ZLIB
244    
245 root 1.58 AC_ARG_ENABLE(threads,
246     [AS_HELP_STRING(--enable-threads,try to use threads for long-running asynchronous operations (default enabled).)],
247     [try_threads=$enableval],
248     [try_threads=yes]
249     )
250    
251     if test "x$try_threads" = xyes; then
252     AC_CHECK_HEADER(pthread.h,[
253     LIBS="$LIBS -lpthread"
254     AC_COMPILE_IFELSE(
255     [AC_LANG_PROGRAM([#include <pthread.h>], [pthread_t id; pthread_create (&id, 0, 0, 0);])],
256     [AC_DEFINE_UNQUOTED(ENABLE_PTHREADS, 1, [POSIX thread support.])]
257     )
258     ])
259     fi
260    
261 pcg 1.30 AC_ARG_ENABLE(static-daemon,
262     [AS_HELP_STRING(--enable-static-daemon,enable statically linked daemon.)],
263     [LDFLAGS_DAEMON=-static]
264     )
265     AC_SUBST(LDFLAGS_DAEMON)
266    
267 pcg 1.50 dnl AC_ARG_ENABLE(rohc,
268     dnl [AS_HELP_STRING(--enable-rohc,enable robust header compression (rfc3095).)],
269     dnl [
270     dnl echo
271     dnl echo "**********************************************************************"
272     dnl echo "**********************************************************************"
273     dnl echo "**** --enable-rohc is highly experimental, do not use ****************"
274     dnl echo "**********************************************************************"
275     dnl echo "**********************************************************************"
276     dnl echo
277     dnl rohc=true
278     dnl AC_DEFINE_UNQUOTED(ENABLE_ROHC, 1, [ROHC support])
279     dnl ]
280     dnl )
281 pcg 1.5
282 pcg 1.25 AM_CONDITIONAL(ROHC, test x$rohc = xtrue)
283    
284 pcg 1.42 dnl AC_ARG_ENABLE(bridging,
285     dnl [AS_HELP_STRING(--enable-bridging,enable bridging support (default disabled).)],
286     dnl AC_DEFINE_UNQUOTED(ENABLE_BRIDGING, 1, [bridging support.])
287     dnl )
288    
289 pcg 1.52 ICMP=1
290 pcg 1.4 AC_ARG_ENABLE(icmp,
291 pcg 1.52 [AS_HELP_STRING(--disable-icmp,enable icmp protocol support (default enabled).)],
292     if test "x$enableval" = xno; then
293     ICMP=0
294     fi
295     )
296     if test "x$ICMP" = x1; then
297 pcg 1.4 AC_DEFINE_UNQUOTED(ENABLE_ICMP, 1, [ICMP protocol support.])
298 pcg 1.52 fi
299 pcg 1.4
300 pcg 1.52 TCP=1
301 pcg 1.2 AC_ARG_ENABLE(tcp,
302 pcg 1.52 [AS_HELP_STRING(--disable-tcp,enable tcp protocol support (default enabled).)],
303     if test "x$enableval" = xno; then
304     TCP=0
305     fi
306     )
307     if test "x$TCP" = x1; then
308 pcg 1.2 AC_DEFINE_UNQUOTED(ENABLE_TCP, 1, [TCP protocol support.])
309 pcg 1.52 fi
310    
311     HTTP=1
312     AC_ARG_ENABLE(http-proxy,
313     [AS_HELP_STRING(--disable-http-proxy,enable http proxy connect support (default enabled).)],
314     if test "x$enableval" = xno; then
315     HTTP=0
316     fi
317 pcg 1.2 )
318 pcg 1.52 if test "x$HTTP" = x1; then
319     AC_DEFINE_UNQUOTED(ENABLE_HTTP_PROXY, 1, [http proxy connect support.])
320     fi
321 pcg 1.2
322 pcg 1.26 AC_ARG_ENABLE(dns,
323 pcg 1.52 [AS_HELP_STRING(--enable-dns,enable dns tunnel protocol support (default disabled).)],
324 pcg 1.34 [
325     AC_CHECK_HEADER(gmp.h,,[AC_MSG_ERROR([gmp.h not found, required for --enable-dns])])
326     AC_CHECK_LIB(gmp,main,,[AC_MSG_ERROR([libgmp not found, required for --enable-dns])])
327    
328     AC_DEFINE_UNQUOTED(ENABLE_DNS, 1, [DNS tunnel protocol support.])
329     ]
330 pcg 1.26 )
331    
332 root 1.62 RSA=3072
333     AC_ARG_ENABLE(rsa-length,
334     [AS_HELP_STRING(--enable-rsa-length=BITS,[
335     use BITS rsa keys (default 3072). Allowed values are 2048-10240.])],
336     RSA=$enableval
337     )
338     AC_DEFINE_UNQUOTED(RSABITS, $RSA, [Size of RSA keys.])
339    
340 root 1.63 HMACSIZE=12
341 pcg 1.1 AC_ARG_ENABLE(hmac-length,
342 pcg 1.30 [AS_HELP_STRING(--enable-hmac-length=BYTES,[
343     use a hmac of length BYTES bytes (default 12). Allowed values are 4, 8, 12, 16.])],
344 root 1.63 HMACSIZE=$enableval
345 pcg 1.1 )
346 root 1.63 AC_DEFINE_UNQUOTED(HMACLENGTH, $HMACSIZE, [Size of HMAC in each packet in bytes.])
347 pcg 1.1
348 root 1.63 RANDSIZE=12
349 pcg 1.1 AC_ARG_ENABLE(rand-length,
350 pcg 1.30 [AS_HELP_STRING(--enable-rand-length=BYTES,
351 root 1.63 [use BYTES bytes of extra randomness (default 12). Allowed values are 0, 4, 8, 12.])],
352     RANDSIZE=$enableval
353 pcg 1.1 )
354 root 1.63 AC_DEFINE_UNQUOTED(RAND_SIZE, $RANDSIZE, [Add this many bytes of randomness to each packet.])
355 pcg 1.1
356 pcg 1.30 MTU=1500
357 pcg 1.56 AC_ARG_ENABLE(max-mtu,
358 pcg 1.28 [AS_HELP_STRING(--enable-max-mtu=BYTES,enable mtu sizes upto BYTES bytes (default 1500). Use 9100 for jumbogram support.)],
359 pcg 1.1 MTU=$enableval
360     )
361 root 1.59 AC_DEFINE_UNQUOTED(MAX_MTU, ($MTU + 14), [Maximum MTU supported.])
362 pcg 1.1
363     COMPRESS=1
364     AC_ARG_ENABLE(compression,
365 pcg 1.28 [AS_HELP_STRING(--disable-compression,Disable compression support.)],
366 pcg 1.1 if test "x$enableval" = xno; then
367     COMPRESS=0
368     fi
369     )
370     AC_DEFINE_UNQUOTED(ENABLE_COMPRESSION, $COMPRESS, [Enable compression support.])
371    
372 pcg 1.42 CIPHER=aes_128_cbc
373 pcg 1.1 AC_ARG_ENABLE(cipher,
374 pcg 1.52 [AS_HELP_STRING(--enable-cipher=CIPHER,[
375 pcg 1.42 Select the symmetric cipher (default "aes-128").
376 root 1.62 Must be one of "bf" (blowfish), "aes-128" (rijndael), "aes-192", "aes-256", "camellia-128" or "camellia-256".])],
377     if test "x$enableval" = xbf ; then CIPHER=bf_cbc ; fi
378     if test "x$enableval" = xaes-128 ; then CIPHER=aes_128_cbc ; fi
379     if test "x$enableval" = xaes-192 ; then CIPHER=aes_192_cbc ; fi
380     if test "x$enableval" = xaes-256 ; then CIPHER=aes_256_cbc ; fi
381     if test "x$enableval" = xcamellia-128; then CIPHER=camellia_128_cbc; fi
382     if test "x$enableval" = xcamellia-256; then CIPHER=camellia_256_cbc; fi
383 pcg 1.1 )
384     AC_DEFINE_UNQUOTED(ENABLE_CIPHER, EVP_${CIPHER}, [Select the symmetric cipher to use.])
385    
386 root 1.63 HMAC=sha1
387     AC_ARG_ENABLE(hmac-digest,
388     [AS_HELP_STRING(--enable-hmac-digest=HMAC,[
389     Select the HMAC digest algorithm to use (default "sha1"). Must be one of
390 root 1.62 "sha512", "sha256", "sha1", "ripemd160", "whirlpool".])],
391 root 1.63 if test "x$enableval" = xwhirlpool; then HMAC=whirlpool; fi
392     if test "x$enableval" = xsha512 ; then HMAC=sha512 ; fi
393     if test "x$enableval" = xsha256 ; then HMAC=sha256 ; fi
394     if test "x$enableval" = xsha1 ; then HMAC=sha1 ; fi
395     if test "x$enableval" = xripemd160; then HMAC=ripemd160; fi
396 pcg 1.1 )
397 root 1.63 AC_DEFINE_UNQUOTED(ENABLE_HMAC, EVP_${HMAC}, [Select the HMAC digest algorithm to use.])
398 pcg 1.1
399 root 1.62 AUTH=sha512
400     AC_ARG_ENABLE(auth-digest,
401     [AS_HELP_STRING(--enable-auth-digest=DIGEST,[
402     Select the hmac algorithm to use (default "sha512"). Must be one of
403     "sha512", "sha256", "whirlpool".])],
404     if test "x$enableval" = xwhirlpool; then AUTH=whirlpool; fi
405     if test "x$enableval" = xsha512 ; then AUTH=sha512 ; fi
406     if test "x$enableval" = xsha256 ; then AUTH=sha256 ; fi
407     )
408     AC_DEFINE_UNQUOTED(ENABLE_AUTH, EVP_${AUTH}, [Select the auth digest algorithm to use.])
409    
410 pcg 1.1 if $CXX -v --help 2>&1 | grep -q fno-rtti; then
411     CXXFLAGS="$CXXFLAGS -fno-rtti"
412     fi
413    
414 pcg 1.49 #if $CXX -v --help 2>&1 | grep -q fexceptions; then
415     # CXXFLAGS="$CXXFLAGS -fno-exceptions"
416     #fi
417 pcg 1.1
418 pcg 1.47 LIBS="$EXTRA_LIBS $LIBS"
419    
420 pcg 1.20 dnl if $CXX -v --help 2>&1 | grep -q ffunction-sections; then
421     dnl CXXFLAGS="$CXXFLAGS -ffunction-sections"
422     dnl fi
423     dnl
424     dnl if $LD -v --help 2>&1 | grep -q gc-sections; then
425     dnl LDFLAGS="$LDFLAGS -Wl,--gc-sections"
426     dnl fi
427 pcg 1.1
428 pcg 1.42 AC_SUBST(INCLUDES)
429    
430     AC_CONFIG_FILES([Makefile po/Makefile.in
431     src/Makefile
432     doc/Makefile
433     lib/Makefile
434     m4/Makefile
435     ])
436     AC_OUTPUT
437 pcg 1.1
438     echo
439     echo "***"
440     echo "*** Configuration Summary"
441     echo "***"
442 pcg 1.8 echo "*** Kernel Iface: $IFTYPE/$IFSUBTYPE"
443 root 1.62 echo "*** RSA size: $RSA"
444 pcg 1.1 echo "*** Cipher used: $CIPHER"
445     echo "*** Digest used: $DIGEST"
446 root 1.62 echo "*** Authdigest: $AUTH"
447 pcg 1.1 echo "*** HMAC length: $HMAC"
448     echo "*** RAND used: $RAND"
449     echo "*** Max. MTU: $MTU"
450 pcg 1.42
451     echo "***"
452     echo "*** Enable options:"
453     grep ENABLE_ config.h | sed -e 's/^/*** /'
454 pcg 1.24
455 root 1.63 if test "$HMACSIZE" -lt 12; then
456 pcg 1.24 echo "***"
457 root 1.63 echo "*** WARNING: The hmac length you have chosen ($HMACSIZE) is quite insecure"
458 pcg 1.24 fi
459    
460 root 1.63 if test "$RANDSIZE" -lt 12; then
461 pcg 1.8 echo "***"
462 root 1.63 echo "*** WARNING: The random prefix you have chosen ($RANDSIZE) is probably insecure"
463 pcg 1.8 fi
464 pcg 1.24
465     echo "***"
466 pcg 1.1 echo
467    
468