2 dnl Copyright (c) 2001-2004, Roger Dingledine
3 dnl Copyright (c) 2004-2007, Roger Dingledine, Nick Mathewson
4 dnl See LICENSE for licensing information
7 AM_INIT_AUTOMAKE(tor, 0.2.0.0-alpha-dev)
8 AM_CONFIG_HEADER(orconfig.h)
12 if test -f /etc/redhat-release ; then
13 CFLAGS="$CFLAGS -I/usr/kerberos/include"
17 AS_HELP_STRING(--enable-debug, compile with debugging info),
18 [if test x$enableval = xyes; then
22 AC_ARG_ENABLE(transparent,
23 AS_HELP_STRING(--disable-transparent, disable transparent proxy support),
24 [case "${enableval}" in
25 yes) transparent=true ;;
26 no) transparent=false ;;
27 *) AC_MSG_ERROR(bad value for --enable-transparent) ;;
28 esac], [transparent=true])
30 AC_ARG_ENABLE(threads,
31 AS_HELP_STRING(--disable-threads, disable multi-threading support))
33 if test x$enable_threads = x; then
36 # Don't try multithreading on solaris -- cpuworkers seem to lock.
37 AC_MSG_NOTICE([You are running Solaris; Sometimes threading makes
38 cpu workers lock up here, so I will disable threads.])
41 enable_threads="yes";;
45 if test $enable_threads = "yes"; then
46 AC_DEFINE(ENABLE_THREADS, 1, [Defined if we will try to use multithreading])
51 AC_DEFINE(_REENTRANT, 1, [Define on some platforms to activate x_r() functions in time.h])
55 AC_ARG_ENABLE(gcc-warnings,
56 AS_HELP_STRING(--enable-gcc-warnings, enable verbose warnings))
62 # The big search for OpenSSL
63 # copied from openssh's configure.ac
66 [ --with-ssl-dir=PATH Specify path to OpenSSL installation ],
68 if test "x$withval" != "xno" ; then
75 AC_ARG_WITH(libevent-dir,
76 [ --with-libevent-dir=PATH Specify path to Libevent installation ],
78 if test "x$withval" != "xno" ; then
79 trylibeventdir=$withval
86 [ --with-tor-user=NAME Specify username for tor daemon ],
94 AC_ARG_WITH(tor-group,
95 [ --with-tor-group=NAME Specify group name for tor daemon ],
103 dnl If WIN32 is defined and non-zero, we are building for win32
104 AC_MSG_CHECKING([for win32])
106 int main(int c, char **v) {
117 bwin32=true; AC_MSG_RESULT([yes]),
118 bwin32=false; AC_MSG_RESULT([no]),
119 bwin32=cross; AC_MSG_RESULT([cross])
122 if test $bwin32 = cross; then
123 AC_MSG_CHECKING([for win32 (cross)])
126 int main(int c, char **v) {return 0;}
129 int main(int c, char **v) {return x(y);}
132 bwin32=true; AC_MSG_RESULT([yes]),
133 bwin32=false; AC_MSG_RESULT([no]))
136 if test $bwin32 = true; then
137 AC_DEFINE(MS_WINDOWS, 1, [Define to 1 if we are building for Windows.])
140 dnl Enable C99 when compiling with MIPSpro
141 AC_MSG_CHECKING([for MIPSpro compiler])
142 AC_COMPILE_IFELSE(AC_LANG_PROGRAM(, [
143 #if (defined(__sgi) && defined(_COMPILER_VERSION))
148 bmipspro=false; AC_MSG_RESULT(no),
149 bmipspro=true; AC_MSG_RESULT(yes))
151 if test $bmipspro = true; then
152 CFLAGS="$CFLAGS -c99"
155 AC_SEARCH_LIBS(socket, [socket])
156 AC_SEARCH_LIBS(gethostbyname, [nsl])
157 AC_SEARCH_LIBS(dlopen, [dl])
158 AC_SEARCH_LIBS(inet_aton, [resolv])
160 if test $enable_threads = "yes"; then
161 AC_SEARCH_LIBS(pthread_create, [pthread])
162 AC_SEARCH_LIBS(pthread_detach, [pthread])
165 dnl -------------------------------------------------------------------
166 dnl Check for functions before libevent, since libevent-1.2 apparently
167 dnl exports strlcpy without defining it in a header.
169 AC_CHECK_FUNCS(gettimeofday ftime socketpair uname inet_aton strptime getrlimit strlcat strlcpy strtoull ftello getaddrinfo localtime_r gmtime_r memmem strtok_r)
171 if test $enable_threads = "yes"; then
172 AC_CHECK_HEADERS(pthread.h)
173 AC_CHECK_FUNCS(pthread_create)
176 dnl ------------------------------------------------------
177 dnl Where do you live, libevent? And how do we call you?
179 if test $bwin32 = true; then
187 dnl This is a disgusting hack so we safely include recent libevent headers.
188 AC_CHECK_TYPE(u_int64_t, unsigned long long)
189 AC_CHECK_TYPE(u_int32_t, unsigned long)
190 AC_CHECK_TYPE(u_int16_t, unsigned short)
191 AC_CHECK_TYPE(u_int8_t, unsigned char)
193 if test $bwin32 = true; then
201 TOR_SEARCH_LIBRARY(libevent, $trylibeventdir, [-levent $WS32lib], [
202 #include <sys/time.h>
203 #include <sys/types.h>
204 #include <event.h>], [void *event_init(void);],
205 [event_init(); exit(0);], [--with-libevent-dir], [/opt/libevent])
207 dnl Now check for particular libevent functions.
208 AC_CHECK_FUNCS(event_get_version event_get_method event_set_log_callback)
210 dnl ------------------------------------------------------
211 dnl Where do you live, openssl? And how do we call you?
213 TOR_SEARCH_LIBRARY(openssl, $tryssldir, [-lssl -lcrypto $GDIlib],
214 [#include <openssl/rand.h>],
215 [void RAND_add(const void *buf, int num, double entropy);],
216 [RAND_add((void*)0,0,0); exit(0);], [--with-ssl-dir],
217 [/usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/athena /opt/openssl])
219 dnl XXXX check for OPENSSL_VERSION_NUMBER == SSLeay()
221 dnl Make sure to enable support for large off_t if avalable.
225 dnl The warning message here is no longer strictly accurate.
227 AC_CHECK_HEADERS(unistd.h string.h signal.h ctype.h sys/stat.h sys/types.h fcntl.h sys/fcntl.h sys/time.h errno.h assert.h time.h, , AC_MSG_WARN(some headers were not found, compilation may fail))
229 AC_CHECK_HEADERS(netdb.h sys/ioctl.h sys/socket.h arpa/inet.h netinet/in.h pwd.h grp.h)
231 AC_CHECK_HEADERS(event.h, , AC_MSG_ERROR(Libevent header (event.h) not found. Tor requires libevent to build.),
232 [#ifdef HAVE_SYS_TYPES_H
233 #include <sys/types.h>
235 #ifdef HAVE_SYS_TIME_H
236 #include <sys/time.h>
244 AC_CHECK_HEADERS(zlib.h, , AC_MSG_ERROR(Zlib header (zlib.h) not found. Tor requires zlib to build. You may need to install a zlib development package.))
246 dnl These headers are not essential
248 AC_CHECK_HEADERS(stdint.h sys/types.h inttypes.h sys/param.h sys/wait.h limits.h sys/limits.h netinet/in.h arpa/inet.h machine/limits.h syslog.h sys/time.h sys/resource.h inttypes.h utime.h sys/utime.h sys/mman.h netintet/in.h netinet/in6.h)
250 AC_CHECK_HEADERS(net/if.h, net_if_found=1, net_if_found=0,
251 [#ifdef HAVE_SYS_TYPES_H
252 #include <sys/types.h>
254 #ifdef HAVE_SYS_SOCKET_H
255 #include <sys/socket.h>
257 AC_CHECK_HEADERS(net/pfvar.h, net_pfvar_found=1, net_pfvar_found=0,
258 [#ifdef HAVE_SYS_TYPES_H
259 #include <sys/types.h>
261 #ifdef HAVE_SYS_SOCKET_H
262 #include <sys/socket.h>
267 AC_CHECK_HEADERS(linux/netfilter_ipv4.h,
268 linux_netfilter_ipv4=1, linux_netfilter_ipv4=0,
269 [#ifdef HAVE_SYS_TYPES_H
270 #include <sys/types.h>
272 #ifdef HAVE_SYS_SOCKET_H
273 #include <sys/socket.h>
276 if test x$transparent = xtrue ; then
278 if test x$net_if_found = x1 -a x$net_pfvar_found = x1 ; then
281 if test x$linux_netfilter_ipv4 = x1 ; then
284 if test x$transparent_ok = x1 ; then
285 AC_DEFINE(USE_TRANSPARENT, 1, "Define to enable transparent proxy support")
288 AC_DEFINE(OPENBSD, 1, "Define to handle pf on OpenBSD properly") ;;
291 AC_MSG_NOTICE([Transparent proxy support enabled, but missing headers.])
297 AC_CHECK_MEMBERS([struct timeval.tv_sec], , ,
298 [#ifdef HAVE_SYS_TYPES_H
299 #include <sys/types.h>
301 #ifdef HAVE_SYS_TIME_H
302 #include <sys/time.h>
305 dnl In case we aren't given a working stdint.h, we'll need to grow our own.
308 AC_CHECK_SIZEOF(int8_t)
309 AC_CHECK_SIZEOF(int16_t)
310 AC_CHECK_SIZEOF(int32_t)
311 AC_CHECK_SIZEOF(int64_t)
312 AC_CHECK_SIZEOF(uint8_t)
313 AC_CHECK_SIZEOF(uint16_t)
314 AC_CHECK_SIZEOF(uint32_t)
315 AC_CHECK_SIZEOF(uint64_t)
316 AC_CHECK_SIZEOF(intptr_t)
317 AC_CHECK_SIZEOF(uintptr_t)
319 dnl AC_CHECK_TYPES([int8_t, int16_t, int32_t, int64_t, uint8_t, uint16_t, uint32_t, uint64_t, intptr_t, uintptr_t])
321 AC_CHECK_SIZEOF(char)
322 AC_CHECK_SIZEOF(short)
324 AC_CHECK_SIZEOF(long)
325 AC_CHECK_SIZEOF(long long)
326 AC_CHECK_SIZEOF(__int64)
327 AC_CHECK_SIZEOF(void *)
328 AC_CHECK_SIZEOF(time_t)
329 AC_CHECK_SIZEOF(size_t)
331 AC_CHECK_TYPES([uint, u_char])
333 AC_CHECK_TYPES([struct in6_addr, struct sockaddr_storage], , ,
334 [#ifdef HAVE_SYS_TYPES_H
335 #include <sys/types.h>
337 #ifdef HAVE_NETINET_IN_H
338 #include <netinet/in.h>
340 #ifdef HAVE_NETINET_IN6_H
341 #include <netinet/in6.h>
343 #ifdef HAVE_SYS_SOCKET_H
344 #include <sys/socket.h>
347 if test -z "$CROSS_COMPILE"; then
348 AC_CACHE_CHECK([whether time_t is signed], tor_cv_time_t_signed, [
349 AC_RUN_IFELSE(AC_LANG_SOURCE([
350 #ifdef HAVE_SYS_TYPES_H
351 #include <sys/types.h>
353 #ifdef HAVE_SYS_TIME_H
354 #include <sys/time.h>
359 int main(int c, char**v) { if (((time_t)-1)<0) return 1; else return 0; }]),
360 tor_cv_time_t_signed=no, tor_cv_time_t_signed=yes)
363 # Cross-compiling; let's hope the target platform isn't loony.
364 AC_MSG_NOTICE([Cross compiling: assuming that time_t is signed.])
365 tor_cv_time_t_signed=yes
368 if test $tor_cv_time_t_signed = yes; then
369 AC_DEFINE([TIME_T_IS_SIGNED], 1,
370 [Define to 1 iff time_t is signed])
373 AC_CHECK_SIZEOF(socklen_t, , [AC_INCLUDES_DEFAULT()
374 #ifdef HAVE_SYS_SOCKET_H
375 #include <sys/socket.h>
379 # We want to make sure that we _don't_ have a cell_t defined, like IRIX does.
381 AC_CHECK_SIZEOF(cell_t)
383 # Now make sure that NULL can be represented as zero bytes.
384 if test -z "$CROSS_COMPILE"; then
385 AC_CACHE_CHECK([whether memset(0) sets pointers to NULL], tor_cv_null_is_zero,
386 [AC_RUN_IFELSE([AC_LANG_SOURCE(
387 [[#include <stdlib.h>
393 int main () { char *p1,*p2; p1=NULL; memset(&p2,0,sizeof(p2));
394 return memcmp(&p1,&p2,sizeof(char*))?1:0; }]])],
395 [tor_cv_null_is_zero=yes],
396 [tor_cv_null_is_zero=no],
397 [tor_cv_null_is_zero=cross])])
400 # Cross-compiling; let's hope that the target isn't raving mad.
401 AC_MSG_NOTICE([Cross-compiling: we'll assume that NULL is represented as a sequence of 0-valued bytes.])
402 tor_cv_null_is_zero=yes
405 if test $tor_cv_null_is_zero = yes; then
406 AC_DEFINE([NULL_REP_IS_ZERO_BYTES], 1,
407 [Define to 1 iff memset(0) sets pointers to NULL])
410 # And what happens when we malloc zero?
412 if test -z "$CROSS_COMPILE"; then
413 AC_CACHE_CHECK([whether we can malloc(0) safely.], tor_cv_malloc_zero_works,
414 [AC_RUN_IFELSE([AC_LANG_SOURCE(
415 [[#include <stdlib.h>
421 int main () { return malloc(0)?0:1; }]])],
422 [tor_cv_malloc_zero_works=yes],
423 [tor_cv_malloc_zero_works=no],
424 [tor_cv_malloc_zero_works=cross])])
427 # Cross-compiling; let's hope that the target isn't raving mad.
428 AC_MSG_NOTICE([Cross-compiling: we'll assume that we need to check malloc() arguments for 0.])
429 tor_cv_malloc_zero_works=no
432 if test $tor_cv_malloc_zero_works = yes; then
433 AC_DEFINE([MALLOC_ZERO_WORKS], 1,
434 [Define to 1 iff malloc(0) returns a pointer])
437 # whether we seem to be in a 2s-complement world.
438 if test -z "$CROSS_COMPILE"; then
439 AC_CACHE_CHECK([whether we are using 2s-complement arithmetic], tor_cv_twos_complement,
440 [AC_RUN_IFELSE([AC_LANG_SOURCE(
441 [[int main () { int problem = ((-99) != (~99)+1);
442 return problem ? 1 : 0; }]])],
443 [tor_cv_twos_complement=yes],
444 [tor_cv_twos_complement=no],
445 [tor_cv_twos_complement=cross])])
448 # Cross-compiling; let's hope that the target isn't raving mad.
449 AC_MSG_NOTICE([Cross-compiling: we'll assume that negative integers are represented with two's complement.])
450 tor_cv_twos_complement=yes
453 if test $tor_cv_twos_complement = yes; then
454 AC_DEFINE([USING_TWOS_COMPLEMENT], 1,
455 [Define to 1 iff we represent negative integers with two's complement])
458 # Whether we should use the dmalloc memory allocation debugging library.
459 AC_MSG_CHECKING(whether to use dmalloc (debug memory allocation library))
461 [ --with-dmalloc Use debug memory allocation library. ],
462 [if [[ "$withval" = "yes" ]]; then
468 fi], [ dmalloc=0; AC_MSG_RESULT(no) ]
471 if [[ $dmalloc -eq 1 ]]; then
472 AC_CHECK_HEADERS(dmalloc.h, , AC_MSG_ERROR(dmalloc header file not found. Do you have the development files for dmalloc installed?))
473 AC_SEARCH_LIBS(dmalloc_malloc, [dmallocth dmalloc], , AC_MSG_ERROR(Libdmalloc library not found. If you enable it you better have it installed.))
474 AC_DEFINE(USE_DMALLOC, 1, [Debug memory allocation library])
475 AC_DEFINE(DMALLOC_FUNC_CHECK, 1, [Enable dmalloc's malloc function check])
478 # Allow user to specify an alternate syslog facility
479 AC_ARG_WITH(syslog-facility,
480 [ --with-syslog-facility=LOG syslog facility to use (default=LOG_DAEMON)],
481 syslog_facility="$withval", syslog_facility="LOG_DAEMON")
482 AC_DEFINE_UNQUOTED(LOGFACILITY,$syslog_facility,[name of the syslog facility])
483 AC_SUBST(LOGFACILITY)
485 # Check for gethostbyname_r in all its glorious incompatible versions.
486 # (This logic is based on that in Python's configure.in)
487 AH_TEMPLATE(HAVE_GETHOSTBYNAME_R,
488 [Define this if you have any gethostbyname_r()])
490 AC_CHECK_FUNC(gethostbyname_r, [
491 AC_MSG_CHECKING([how many arguments gethostbyname_r() wants])
493 CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
494 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([
498 struct hostent *h1, *h2;
500 (void)gethostbyname_r(cp1,h1,cp2,i1,&h2,&i2);
502 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
503 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1,
504 [Define this if gethostbyname_r takes 6 arguments])
513 (void)gethostbyname_r(cp1,h1,cp2,i1,&i2);
515 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
516 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1,
517 [Define this if gethostbyname_r takes 5 arguments])
525 struct hostent_data hd;
526 (void) gethostbyname_r(cp1,h1,&hd);
528 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
529 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1,
530 [Define this if gethostbyname_r takes 3 arguments])
540 AC_CACHE_CHECK([whether the C compiler supports __func__],
541 tor_cv_have_func_macro,
544 int main(int c, char **v) { puts(__func__); }],
545 tor_cv_have_func_macro=yes,
546 tor_cv_have_func_macro=no))
548 AC_CACHE_CHECK([whether the C compiler supports __FUNC__],
549 tor_cv_have_FUNC_macro,
552 int main(int c, char **v) { puts(__FUNC__); }],
553 tor_cv_have_FUNC_macro=yes,
554 tor_cv_have_FUNC_macro=no))
556 AC_CACHE_CHECK([whether the C compiler supports __FUNCTION__],
557 tor_cv_have_FUNCTION_macro,
560 int main(int c, char **v) { puts(__FUNCTION__); }],
561 tor_cv_have_FUNCTION_macro=yes,
562 tor_cv_have_FUNCTION_macro=no))
564 if test $tor_cv_have_func_macro = 'yes'; then
565 AC_DEFINE(HAVE_MACRO__func__, 1, [Defined if the compiler supports __func__])
568 if test $tor_cv_have_FUNC_macro = 'yes'; then
569 AC_DEFINE(HAVE_MACRO__FUNC__, 1, [Defined if the compiler supports __FUNC__])
572 if test $tor_cv_have_FUNCTION_macro = 'yes'; then
573 AC_DEFINE(HAVE_MACRO__FUNCTION__, 1,
574 [Defined if the compiler supports __FUNCTION__])
577 # $prefix stores the value of the --prefix command line option, or
578 # NONE if the option wasn't set. In the case that it wasn't set, make
579 # it be the default, so that we can use it to expand directories now.
580 if test "x$prefix" = "xNONE"; then
581 prefix=$ac_default_prefix
584 # and similarly for $exec_prefix
585 if test "x$exec_prefix" = "xNONE"; then
589 if test "x$CONFDIR" = "x"; then
590 CONFDIR=`eval echo $sysconfdir/tor`
593 AH_TEMPLATE([CONFDIR],[tor's configuration directory])
594 AC_DEFINE_UNQUOTED(CONFDIR,"$CONFDIR")
596 BINDIR=`eval echo $bindir`
599 LOCALSTATEDIR=`eval echo $localstatedir`
600 AC_SUBST(LOCALSTATEDIR)
601 AH_TEMPLATE([LOCALSTATEDIR], [Default location to store state files.])
602 AC_DEFINE_UNQUOTED(LOCALSTATEDIR,"$LOCALSTATEDIR")
604 # Set CFLAGS _after_ all the above checks, since our warnings are stricter
605 # than autoconf's macros like.
606 if test $ac_cv_c_compiler_gnu = yes; then
607 CFLAGS="$CFLAGS -Wall -g -O2"
609 CFLAGS="$CFLAGS -g -O"
610 enable_gcc_warnings=no
613 # Add some more warnings which we use in the cvs version but not in the
614 # released versions. (Some relevant gcc versions can't handle these.)
615 if test x$enable_gcc_warnings = xyes; then
617 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [
618 #if !defined(__GNUC__) || (__GNUC__ < 4)
620 #endif]), have_gcc4=yes, have_gcc4=no)
622 CFLAGS="$CFLAGS -W -Wfloat-equal -Wundef -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wchar-subscripts -Wcomment -Wformat=2 -Wwrite-strings -Waggregate-return -Wmissing-declarations -Wredundant-decls -Wnested-externs -Wbad-function-cast -Wswitch-enum -Werror"
624 if test x$have_gcc4 = xyes ; then
625 # These warnings break gcc 3.3.5 and work on gcc 4.0.2
626 CFLAGS="$CFLAGS -Winit-self -Wmissing-field-initializers -Wdeclaration-after-statement -Wold-style-definition"
629 ##This will break the world on some 64-bit architectures
630 # CFLAGS="$CFLAGS -Winline"
634 AC_CONFIG_FILES([Makefile tor.spec contrib/tor.sh contrib/torctl contrib/torify contrib/tor.logrotate contrib/Makefile contrib/osx/Makefile contrib/osx/TorBundleDesc.plist contrib/osx/TorBundleInfo.plist contrib/osx/TorDesc.plist contrib/osx/TorInfo.plist contrib/osx/TorStartupDesc.plist src/config/torrc.sample doc/tor.1 src/Makefile doc/Makefile doc/design-paper/Makefile doc/spec/Makefile src/config/Makefile src/common/Makefile src/or/Makefile src/win32/Makefile src/tools/Makefile contrib/suse/Makefile contrib/suse/tor.sh])
637 if test -x /usr/bin/perl && test -x ./contrib/updateVersions.pl ; then
638 ./contrib/updateVersions.pl