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(cell-pool,
23 AS_HELP_STRING(--disable-cell-pool, disable pool allocator for cells))
25 if test x$enable_cell_pool != xno; then
26 AC_DEFINE(ENABLE_CELL_POOL, 1,
27 [Defined if we try to use the pool allocator for queued cells])
30 AC_ARG_ENABLE(transparent,
31 AS_HELP_STRING(--disable-transparent, disable transparent proxy support),
32 [case "${enableval}" in
33 yes) transparent=true ;;
34 no) transparent=false ;;
35 *) AC_MSG_ERROR(bad value for --enable-transparent) ;;
36 esac], [transparent=true])
38 AC_ARG_ENABLE(threads,
39 AS_HELP_STRING(--disable-threads, disable multi-threading support))
41 if test x$enable_threads = x; then
44 # Don't try multithreading on solaris -- cpuworkers seem to lock.
45 AC_MSG_NOTICE([You are running Solaris; Sometimes threading makes
46 cpu workers lock up here, so I will disable threads.])
49 enable_threads="yes";;
53 if test $enable_threads = "yes"; then
54 AC_DEFINE(ENABLE_THREADS, 1, [Defined if we will try to use multithreading])
59 AC_DEFINE(_REENTRANT, 1, [Define on some platforms to activate x_r() functions in time.h])
63 AC_ARG_ENABLE(gcc-warnings,
64 AS_HELP_STRING(--enable-gcc-warnings, enable verbose warnings))
72 [ --with-tor-user=NAME Specify username for tor daemon ],
80 AC_ARG_WITH(tor-group,
81 [ --with-tor-group=NAME Specify group name for tor daemon ],
89 dnl If WIN32 is defined and non-zero, we are building for win32
90 AC_MSG_CHECKING([for win32])
92 int main(int c, char **v) {
103 bwin32=true; AC_MSG_RESULT([yes]),
104 bwin32=false; AC_MSG_RESULT([no]),
105 bwin32=cross; AC_MSG_RESULT([cross])
108 if test $bwin32 = cross; then
109 AC_MSG_CHECKING([for win32 (cross)])
112 int main(int c, char **v) {return 0;}
115 int main(int c, char **v) {return x(y);}
118 bwin32=true; AC_MSG_RESULT([yes]),
119 bwin32=false; AC_MSG_RESULT([no]))
122 if test $bwin32 = true; then
123 AC_DEFINE(MS_WINDOWS, 1, [Define to 1 if we are building for Windows.])
126 dnl Enable C99 when compiling with MIPSpro
127 AC_MSG_CHECKING([for MIPSpro compiler])
128 AC_COMPILE_IFELSE(AC_LANG_PROGRAM(, [
129 #if (defined(__sgi) && defined(_COMPILER_VERSION))
134 bmipspro=false; AC_MSG_RESULT(no),
135 bmipspro=true; AC_MSG_RESULT(yes))
137 if test $bmipspro = true; then
138 CFLAGS="$CFLAGS -c99"
141 AC_SEARCH_LIBS(socket, [socket])
142 AC_SEARCH_LIBS(gethostbyname, [nsl])
143 AC_SEARCH_LIBS(dlopen, [dl])
144 AC_SEARCH_LIBS(inet_aton, [resolv])
146 if test $enable_threads = "yes"; then
147 AC_SEARCH_LIBS(pthread_create, [pthread])
148 AC_SEARCH_LIBS(pthread_detach, [pthread])
151 dnl -------------------------------------------------------------------
152 dnl Check for functions before libevent, since libevent-1.2 apparently
153 dnl exports strlcpy without defining it in a header.
155 AC_CHECK_FUNCS(gettimeofday ftime socketpair uname inet_aton strptime getrlimit strlcat strlcpy strtoull ftello getaddrinfo localtime_r gmtime_r memmem strtok_r inet_pton inet_ntop)
157 if test $enable_threads = "yes"; then
158 AC_CHECK_HEADERS(pthread.h)
159 AC_CHECK_FUNCS(pthread_create)
162 dnl ------------------------------------------------------
163 dnl Where do you live, libevent? And how do we call you?
165 if test $bwin32 = true; then
166 TOR_LIB_WS32=-lws2_32
167 # Some of the cargo-cults recommend -lwsock32 as well, but I don't
168 # think it's actually necessary.
174 AC_SUBST(TOR_LIB_WS32)
175 AC_SUBST(TOR_LIB_GDI)
177 dnl This is a disgusting hack so we safely include recent libevent headers.
178 AC_CHECK_TYPE(u_int64_t, unsigned long long)
179 AC_CHECK_TYPE(u_int32_t, unsigned long)
180 AC_CHECK_TYPE(u_int16_t, unsigned short)
181 AC_CHECK_TYPE(u_int8_t, unsigned char)
183 tor_libevent_pkg_redhat="libevent"
184 tor_libevent_pkg_debian="libevent"
185 tor_libevent_devpkg_redhat="libevent-devel"
186 tor_libevent_devpkg_debian="libevent-dev"
188 TOR_SEARCH_LIBRARY(libevent, $trylibeventdir, [-levent $TOR_LIB_WS32], [
190 #include <sys/time.h>
191 #include <sys/types.h>
192 #include <event.h>], [void exit(int); void *event_init(void);],
193 [event_init(); exit(0);], [--with-libevent-dir], [/opt/libevent])
195 dnl Now check for particular libevent functions.
197 save_LDFLAGS="$LDFLAGS"
198 LIBS="-levent $TOR_LIB_WS32 $LIBS"
199 LDFLAGS="$TOR_LDFLAGS_libevent $LIBS"
200 AC_CHECK_FUNCS(event_get_version event_get_method event_set_log_callback)
202 LDFLAGS="$save_LDFLAGS"
204 dnl ------------------------------------------------------
205 dnl Where do you live, openssl? And how do we call you?
207 tor_openssl_pkg_redhat="openssl"
208 tor_openssl_pkg_debian="libssl"
209 tor_openssl_devpkg_redhat="openssl-devel"
210 tor_openssl_devpkg_debian="libssl-dev"
212 TOR_SEARCH_LIBRARY(openssl, $tryssldir, [-lssl -lcrypto $TOR_LIB_GDI],
213 [#include <openssl/rand.h>],
214 [void RAND_add(const void *buf, int num, double entropy);],
215 [RAND_add((void*)0,0,0); exit(0);], [--with-ssl-dir],
216 [/usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/athena /opt/openssl])
218 dnl XXXX check for OPENSSL_VERSION_NUMBER == SSLeay()
220 dnl ------------------------------------------------------
221 dnl Where do you live, zlib? And how do we call you?
223 tor_openssl_pkg_redhat="zlib"
224 tor_openssl_pkg_debian="zlib1g"
225 tor_openssl_devpkg_redhat="zlib-devel"
226 tor_openssl_devpkg_debian="zlib1g-dev"
228 TOR_SEARCH_LIBRARY(zlib, $tryzlibdir, [-lz],
230 [const char * zlibVersion(void);],
231 [zlibVersion(); exit(0);], [--with-zlib-dir],
234 dnl Make sure to enable support for large off_t if avalable.
238 AC_CHECK_HEADERS(unistd.h string.h signal.h ctype.h sys/stat.h sys/types.h fcntl.h sys/fcntl.h sys/time.h errno.h assert.h time.h, , AC_MSG_WARN(Some headers were not found, compilation may fail. If compilation succeeds, please send your orconfig.h to the developers so we can fix this warning.))
240 AC_CHECK_HEADERS(netdb.h sys/ioctl.h sys/socket.h arpa/inet.h netinet/in.h pwd.h grp.h)
242 dnl These headers are not essential
244 AC_CHECK_HEADERS(stdint.h sys/types.h inttypes.h sys/param.h sys/wait.h limits.h sys/limits.h netinet/in.h arpa/inet.h machine/limits.h syslog.h sys/time.h sys/resource.h inttypes.h utime.h sys/utime.h sys/mman.h netintet/in.h netinet/in6.h)
246 AC_CHECK_HEADERS(net/if.h, net_if_found=1, net_if_found=0,
247 [#ifdef HAVE_SYS_TYPES_H
248 #include <sys/types.h>
250 #ifdef HAVE_SYS_SOCKET_H
251 #include <sys/socket.h>
253 AC_CHECK_HEADERS(net/pfvar.h, net_pfvar_found=1, net_pfvar_found=0,
254 [#ifdef HAVE_SYS_TYPES_H
255 #include <sys/types.h>
257 #ifdef HAVE_SYS_SOCKET_H
258 #include <sys/socket.h>
263 AC_CHECK_HEADERS(linux/netfilter_ipv4.h,
264 linux_netfilter_ipv4=1, linux_netfilter_ipv4=0,
265 [#ifdef HAVE_SYS_TYPES_H
266 #include <sys/types.h>
268 #ifdef HAVE_SYS_SOCKET_H
269 #include <sys/socket.h>
272 if test x$transparent = xtrue ; then
274 if test x$net_if_found = x1 -a x$net_pfvar_found = x1 ; then
277 if test x$linux_netfilter_ipv4 = x1 ; then
280 if test x$transparent_ok = x1 ; then
281 AC_DEFINE(USE_TRANSPARENT, 1, "Define to enable transparent proxy support")
284 AC_DEFINE(OPENBSD, 1, "Define to handle pf on OpenBSD properly") ;;
287 AC_MSG_NOTICE([Transparent proxy support enabled, but missing headers.])
293 AC_CHECK_MEMBERS([struct timeval.tv_sec], , ,
294 [#ifdef HAVE_SYS_TYPES_H
295 #include <sys/types.h>
297 #ifdef HAVE_SYS_TIME_H
298 #include <sys/time.h>
301 dnl In case we aren't given a working stdint.h, we'll need to grow our own.
304 AC_CHECK_SIZEOF(int8_t)
305 AC_CHECK_SIZEOF(int16_t)
306 AC_CHECK_SIZEOF(int32_t)
307 AC_CHECK_SIZEOF(int64_t)
308 AC_CHECK_SIZEOF(uint8_t)
309 AC_CHECK_SIZEOF(uint16_t)
310 AC_CHECK_SIZEOF(uint32_t)
311 AC_CHECK_SIZEOF(uint64_t)
312 AC_CHECK_SIZEOF(intptr_t)
313 AC_CHECK_SIZEOF(uintptr_t)
315 dnl AC_CHECK_TYPES([int8_t, int16_t, int32_t, int64_t, uint8_t, uint16_t, uint32_t, uint64_t, intptr_t, uintptr_t])
317 AC_CHECK_SIZEOF(char)
318 AC_CHECK_SIZEOF(short)
320 AC_CHECK_SIZEOF(long)
321 AC_CHECK_SIZEOF(long long)
322 AC_CHECK_SIZEOF(__int64)
323 AC_CHECK_SIZEOF(void *)
324 AC_CHECK_SIZEOF(time_t)
325 AC_CHECK_SIZEOF(size_t)
327 AC_CHECK_TYPES([uint, u_char])
329 AC_CHECK_TYPES([struct in6_addr, struct sockaddr_storage], , ,
330 [#ifdef HAVE_SYS_TYPES_H
331 #include <sys/types.h>
333 #ifdef HAVE_NETINET_IN_H
334 #include <netinet/in.h>
336 #ifdef HAVE_NETINET_IN6_H
337 #include <netinet/in6.h>
339 #ifdef HAVE_SYS_SOCKET_H
340 #include <sys/socket.h>
343 if test -z "$CROSS_COMPILE"; then
344 AC_CACHE_CHECK([whether time_t is signed], tor_cv_time_t_signed, [
345 AC_RUN_IFELSE(AC_LANG_SOURCE([
346 #ifdef HAVE_SYS_TYPES_H
347 #include <sys/types.h>
349 #ifdef HAVE_SYS_TIME_H
350 #include <sys/time.h>
355 int main(int c, char**v) { if (((time_t)-1)<0) return 1; else return 0; }]),
356 tor_cv_time_t_signed=no, tor_cv_time_t_signed=yes)
359 # Cross-compiling; let's hope the target platform isn't loony.
360 AC_MSG_NOTICE([Cross compiling: assuming that time_t is signed.])
361 tor_cv_time_t_signed=yes
364 if test $tor_cv_time_t_signed = yes; then
365 AC_DEFINE([TIME_T_IS_SIGNED], 1,
366 [Define to 1 iff time_t is signed])
369 AC_CHECK_SIZEOF(socklen_t, , [AC_INCLUDES_DEFAULT()
370 #ifdef HAVE_SYS_SOCKET_H
371 #include <sys/socket.h>
375 # We want to make sure that we _don't_ have a cell_t defined, like IRIX does.
377 AC_CHECK_SIZEOF(cell_t)
379 # Now make sure that NULL can be represented as zero bytes.
380 if test -z "$CROSS_COMPILE"; then
381 AC_CACHE_CHECK([whether memset(0) sets pointers to NULL], tor_cv_null_is_zero,
382 [AC_RUN_IFELSE([AC_LANG_SOURCE(
383 [[#include <stdlib.h>
389 int main () { char *p1,*p2; p1=NULL; memset(&p2,0,sizeof(p2));
390 return memcmp(&p1,&p2,sizeof(char*))?1:0; }]])],
391 [tor_cv_null_is_zero=yes],
392 [tor_cv_null_is_zero=no],
393 [tor_cv_null_is_zero=cross])])
396 # Cross-compiling; let's hope that the target isn't raving mad.
397 AC_MSG_NOTICE([Cross-compiling: we'll assume that NULL is represented as a sequence of 0-valued bytes.])
398 tor_cv_null_is_zero=yes
401 if test $tor_cv_null_is_zero = yes; then
402 AC_DEFINE([NULL_REP_IS_ZERO_BYTES], 1,
403 [Define to 1 iff memset(0) sets pointers to NULL])
406 # And what happens when we malloc zero?
408 if test -z "$CROSS_COMPILE"; then
409 AC_CACHE_CHECK([whether we can malloc(0) safely.], tor_cv_malloc_zero_works,
410 [AC_RUN_IFELSE([AC_LANG_SOURCE(
411 [[#include <stdlib.h>
417 int main () { return malloc(0)?0:1; }]])],
418 [tor_cv_malloc_zero_works=yes],
419 [tor_cv_malloc_zero_works=no],
420 [tor_cv_malloc_zero_works=cross])])
423 # Cross-compiling; let's hope that the target isn't raving mad.
424 AC_MSG_NOTICE([Cross-compiling: we'll assume that we need to check malloc() arguments for 0.])
425 tor_cv_malloc_zero_works=no
428 if test $tor_cv_malloc_zero_works = yes; then
429 AC_DEFINE([MALLOC_ZERO_WORKS], 1,
430 [Define to 1 iff malloc(0) returns a pointer])
433 # whether we seem to be in a 2s-complement world.
434 if test -z "$CROSS_COMPILE"; then
435 AC_CACHE_CHECK([whether we are using 2s-complement arithmetic], tor_cv_twos_complement,
436 [AC_RUN_IFELSE([AC_LANG_SOURCE(
437 [[int main () { int problem = ((-99) != (~99)+1);
438 return problem ? 1 : 0; }]])],
439 [tor_cv_twos_complement=yes],
440 [tor_cv_twos_complement=no],
441 [tor_cv_twos_complement=cross])])
444 # Cross-compiling; let's hope that the target isn't raving mad.
445 AC_MSG_NOTICE([Cross-compiling: we'll assume that negative integers are represented with two's complement.])
446 tor_cv_twos_complement=yes
449 if test $tor_cv_twos_complement = yes; then
450 AC_DEFINE([USING_TWOS_COMPLEMENT], 1,
451 [Define to 1 iff we represent negative integers with two's complement])
454 # Whether we should use the dmalloc memory allocation debugging library.
455 AC_MSG_CHECKING(whether to use dmalloc (debug memory allocation library))
457 [ --with-dmalloc Use debug memory allocation library. ],
458 [if [[ "$withval" = "yes" ]]; then
464 fi], [ dmalloc=0; AC_MSG_RESULT(no) ]
467 if [[ $dmalloc -eq 1 ]]; then
468 AC_CHECK_HEADERS(dmalloc.h, , AC_MSG_ERROR(dmalloc header file not found. Do you have the development files for dmalloc installed?))
469 AC_SEARCH_LIBS(dmalloc_malloc, [dmallocth dmalloc], , AC_MSG_ERROR(Libdmalloc library not found. If you enable it you better have it installed.))
470 AC_DEFINE(USE_DMALLOC, 1, [Debug memory allocation library])
471 AC_DEFINE(DMALLOC_FUNC_CHECK, 1, [Enable dmalloc's malloc function check])
474 # Allow user to specify an alternate syslog facility
475 AC_ARG_WITH(syslog-facility,
476 [ --with-syslog-facility=LOG syslog facility to use (default=LOG_DAEMON)],
477 syslog_facility="$withval", syslog_facility="LOG_DAEMON")
478 AC_DEFINE_UNQUOTED(LOGFACILITY,$syslog_facility,[name of the syslog facility])
479 AC_SUBST(LOGFACILITY)
481 # Check for gethostbyname_r in all its glorious incompatible versions.
482 # (This logic is based on that in Python's configure.in)
483 AH_TEMPLATE(HAVE_GETHOSTBYNAME_R,
484 [Define this if you have any gethostbyname_r()])
486 AC_CHECK_FUNC(gethostbyname_r, [
487 AC_MSG_CHECKING([how many arguments gethostbyname_r() wants])
489 CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
490 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([
494 struct hostent *h1, *h2;
496 (void)gethostbyname_r(cp1,h1,cp2,i1,&h2,&i2);
498 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
499 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1,
500 [Define this if gethostbyname_r takes 6 arguments])
509 (void)gethostbyname_r(cp1,h1,cp2,i1,&i2);
511 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
512 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1,
513 [Define this if gethostbyname_r takes 5 arguments])
521 struct hostent_data hd;
522 (void) gethostbyname_r(cp1,h1,&hd);
524 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
525 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1,
526 [Define this if gethostbyname_r takes 3 arguments])
536 AC_CACHE_CHECK([whether the C compiler supports __func__],
537 tor_cv_have_func_macro,
540 int main(int c, char **v) { puts(__func__); }],
541 tor_cv_have_func_macro=yes,
542 tor_cv_have_func_macro=no))
544 AC_CACHE_CHECK([whether the C compiler supports __FUNC__],
545 tor_cv_have_FUNC_macro,
548 int main(int c, char **v) { puts(__FUNC__); }],
549 tor_cv_have_FUNC_macro=yes,
550 tor_cv_have_FUNC_macro=no))
552 AC_CACHE_CHECK([whether the C compiler supports __FUNCTION__],
553 tor_cv_have_FUNCTION_macro,
556 int main(int c, char **v) { puts(__FUNCTION__); }],
557 tor_cv_have_FUNCTION_macro=yes,
558 tor_cv_have_FUNCTION_macro=no))
560 if test $tor_cv_have_func_macro = 'yes'; then
561 AC_DEFINE(HAVE_MACRO__func__, 1, [Defined if the compiler supports __func__])
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_FUNCTION_macro = 'yes'; then
569 AC_DEFINE(HAVE_MACRO__FUNCTION__, 1,
570 [Defined if the compiler supports __FUNCTION__])
573 # $prefix stores the value of the --prefix command line option, or
574 # NONE if the option wasn't set. In the case that it wasn't set, make
575 # it be the default, so that we can use it to expand directories now.
576 if test "x$prefix" = "xNONE"; then
577 prefix=$ac_default_prefix
580 # and similarly for $exec_prefix
581 if test "x$exec_prefix" = "xNONE"; then
585 if test "x$CONFDIR" = "x"; then
586 CONFDIR=`eval echo $sysconfdir/tor`
589 AH_TEMPLATE([CONFDIR],[tor's configuration directory])
590 AC_DEFINE_UNQUOTED(CONFDIR,"$CONFDIR")
592 BINDIR=`eval echo $bindir`
595 LOCALSTATEDIR=`eval echo $localstatedir`
596 AC_SUBST(LOCALSTATEDIR)
597 AH_TEMPLATE([LOCALSTATEDIR], [Default location to store state files.])
598 AC_DEFINE_UNQUOTED(LOCALSTATEDIR,"$LOCALSTATEDIR")
600 # Set CFLAGS _after_ all the above checks, since our warnings are stricter
601 # than autoconf's macros like.
602 if test $ac_cv_c_compiler_gnu = yes; then
603 CFLAGS="$CFLAGS -Wall -g -O2"
605 CFLAGS="$CFLAGS -g -O"
606 enable_gcc_warnings=no
609 # Add some more warnings which we use in the cvs version but not in the
610 # released versions. (Some relevant gcc versions can't handle these.)
611 if test x$enable_gcc_warnings = xyes; then
613 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [
614 #if !defined(__GNUC__) || (__GNUC__ < 4)
616 #endif]), have_gcc4=yes, have_gcc4=no)
618 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [
619 #if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 2)
621 #endif]), have_gcc42=yes, have_gcc42=no)
623 CFLAGS="$CFLAGS -W -Wfloat-equal -Wundef -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wchar-subscripts -Wcomment -Wformat=2 -Wwrite-strings -Waggregate-return -Wmissing-declarations -Wredundant-decls -Wnested-externs -Wbad-function-cast -Wswitch-enum -Werror"
625 if test x$have_gcc4 = xyes ; then
626 # These warnings break gcc 3.3.5 and work on gcc 4.0.2
627 CFLAGS="$CFLAGS -Winit-self -Wmissing-field-initializers -Wdeclaration-after-statement -Wold-style-definition"
630 if test x$have_gcc42 = xyes ; then
631 # These warnings break gcc 4.0.2 and work on gcc 4.2
632 # XXXX020 Use -fstack-protector.
633 # XXXX020 See if any of these work with earlier versions.
634 CFLAGS="$CFLAGS -Waddress -Wmissing-noreturn -Wnormalized=id -Woverride-init -Wstrict-overflow=5"
637 ##This will break the world on some 64-bit architectures
638 # CFLAGS="$CFLAGS -Winline"
642 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])
645 if test -x /usr/bin/perl && test -x ./contrib/updateVersions.pl ; then
646 ./contrib/updateVersions.pl