1 dnl Copyright (c) 2001-2004, Roger Dingledine
2 dnl Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson
3 dnl Copyright (c) 2007-2008, The Tor Project, Inc.
4 dnl See LICENSE for licensing information
7 AM_INIT_AUTOMAKE(tor, 0.2.2.8-alpha-dev)
8 AM_CONFIG_HEADER(orconfig.h)
12 if test -f /etc/redhat-release ; then
13 if test -f /usr/kerberos/include ; then
14 CPPFLAGS="$CPPFLAGS -I/usr/kerberos/include"
18 # Not a no-op; we want to make sure that CPPFLAGS is set before we use
19 # the += operator on it in src/or/Makefile.am
20 CPPFLAGS="$CPPFLAGS -I\${top_srcdir}/src/common"
23 AS_HELP_STRING(--enable-debug, compile with debugging info),
24 [if test x$enableval = xyes; then
28 #XXXX ideally, we should make this into a no-op, and detect whether we're
29 #compiling for the iphone by using $target.
31 AS_HELP_STRING(--enable-iphone, compile with iPhone support),
32 [if test x$enableval = xyes ; then
34 CFLAGS="$CFLAGS -D__DARWIN_UNIX03 -DIPHONE"
37 #XXXX020 We should make these enabled or not, before 0.2.0.x-final
38 AC_ARG_ENABLE(buf-freelists,
39 AS_HELP_STRING(--disable-buf-freelists, disable freelists for buffer RAM))
40 AC_ARG_ENABLE(openbsd-malloc,
41 AS_HELP_STRING(--enable-openbsd-malloc, Use malloc code from openbsd. Linux only))
42 AC_ARG_ENABLE(instrument-downloads,
43 AS_HELP_STRING(--enable-instrument-downloads, Instrument downloads of directory resources etc.))
44 AC_ARG_ENABLE(static-openssl,
45 AS_HELP_STRING(--enable-static-openssl, Link against a static openssl library. Requires --with-openssl-dir))
46 AC_ARG_ENABLE(static-libevent,
47 AS_HELP_STRING(--enable-static-libevent, Link against a static libevent library. Requires --with-libevent-dir))
49 if test x$enable_buf_freelists != xno; then
50 AC_DEFINE(ENABLE_BUF_FREELISTS, 1,
51 [Defined if we try to use freelists for buffer RAM chunks])
53 AM_CONDITIONAL(USE_OPENBSD_MALLOC, test x$enable_openbsd_malloc = xyes)
54 if test x$enable_instrument_downloads = xyes; then
55 AC_DEFINE(INSTRUMENT_DOWNLOADS, 1,
56 [Defined if we want to keep track of how much of each kind of resource we download.])
59 AC_ARG_ENABLE(transparent,
60 AS_HELP_STRING(--disable-transparent, disable transparent proxy support),
61 [case "${enableval}" in
62 yes) transparent=true ;;
63 no) transparent=false ;;
64 *) AC_MSG_ERROR(bad value for --enable-transparent) ;;
65 esac], [transparent=true])
67 AC_ARG_ENABLE(threads,
68 AS_HELP_STRING(--disable-threads, disable multi-threading support))
70 if test x$enable_threads = x; then
73 # Don't try multithreading on solaris -- cpuworkers seem to lock.
74 AC_MSG_NOTICE([You are running Solaris; Sometimes threading makes
75 cpu workers lock up here, so I will disable threads.])
78 enable_threads="yes";;
82 if test "$enable_threads" = "yes"; then
83 AC_DEFINE(ENABLE_THREADS, 1, [Defined if we will try to use multithreading])
88 AC_DEFINE(_REENTRANT, 1, [Define on some platforms to activate x_r() functions in time.h])
92 AC_ARG_ENABLE(gcc-warnings,
93 AS_HELP_STRING(--enable-gcc-warnings, enable verbose warnings))
94 AC_ARG_ENABLE(gcc-warnings-advisory,
95 AS_HELP_STRING(--enable-gcc-warnings-advisory, [enable verbose warnings, excluding -Werror]))
97 AC_ARG_ENABLE(local-appdata,
98 AS_HELP_STRING(--enable-local-appdata, default to host local application data paths on Windows))
99 if test "$enable_local_appdata" = "yes"; then
100 AC_DEFINE(ENABLE_LOCAL_APPDATA, 1,
101 [Defined if we default to host local appdata paths on Windows])
109 dnl autoconf 2.59 appears not to support AC_PROG_SED
110 AC_CHECK_PROG([SED],[sed],[sed],[/bin/false])
112 dnl check for asciidoc and a2x
113 AC_PATH_PROG([ASCIIDOC], [asciidoc], none)
114 AC_PATH_PROG([A2X], [a2x], none)
116 AC_PATH_PROG([SHA1SUM], [sha1sum], none)
117 AC_PATH_PROG([OPENSSL], [openssl], none)
120 AC_ARG_WITH(tor-user,
121 [ --with-tor-user=NAME Specify username for tor daemon ],
129 AC_ARG_WITH(tor-group,
130 [ --with-tor-group=NAME Specify group name for tor daemon ],
138 dnl If WIN32 is defined and non-zero, we are building for win32
139 AC_MSG_CHECKING([for win32])
141 int main(int c, char **v) {
152 bwin32=true; AC_MSG_RESULT([yes]),
153 bwin32=false; AC_MSG_RESULT([no]),
154 bwin32=cross; AC_MSG_RESULT([cross])
157 if test "$bwin32" = cross; then
158 AC_MSG_CHECKING([for win32 (cross)])
161 int main(int c, char **v) {return 0;}
164 int main(int c, char **v) {return x(y);}
167 bwin32=true; AC_MSG_RESULT([yes]),
168 bwin32=false; AC_MSG_RESULT([no]))
171 if test "$bwin32" = true; then
172 AC_DEFINE(MS_WINDOWS, 1, [Define to 1 if we are building for Windows.])
174 AM_CONDITIONAL(BUILD_NT_SERVICES, test x$bwin32 = xtrue)
176 dnl Enable C99 when compiling with MIPSpro
177 AC_MSG_CHECKING([for MIPSpro compiler])
178 AC_COMPILE_IFELSE(AC_LANG_PROGRAM(, [
179 #if (defined(__sgi) && defined(_COMPILER_VERSION))
184 bmipspro=false; AC_MSG_RESULT(no),
185 bmipspro=true; AC_MSG_RESULT(yes))
187 if test "$bmipspro" = true; then
188 CFLAGS="$CFLAGS -c99"
193 AC_SEARCH_LIBS(socket, [socket])
194 AC_SEARCH_LIBS(gethostbyname, [nsl])
195 AC_SEARCH_LIBS(dlopen, [dl])
196 AC_SEARCH_LIBS(inet_aton, [resolv])
198 if test "$enable_threads" = "yes"; then
199 AC_SEARCH_LIBS(pthread_create, [pthread])
200 AC_SEARCH_LIBS(pthread_detach, [pthread])
203 dnl -------------------------------------------------------------------
204 dnl Check for functions before libevent, since libevent-1.2 apparently
205 dnl exports strlcpy without defining it in a header.
207 AC_CHECK_FUNCS(gettimeofday ftime socketpair uname inet_aton strptime getrlimit strlcat strlcpy strtoull getaddrinfo localtime_r gmtime_r memmem strtok_r writev readv flock prctl)
209 using_custom_malloc=no
210 if test x$enable_openbsd_malloc = xyes ; then
211 AC_DEFINE(HAVE_MALLOC_GOOD_SIZE, 1, [Defined if we have the malloc_good_size function])
212 using_custom_malloc=yes
214 if test x$tcmalloc = xyes ; then
215 using_custom_malloc=yes
217 if test $using_custom_malloc = no ; then
218 AC_CHECK_FUNCS(mallinfo malloc_good_size malloc_usable_size)
221 if test "$enable_threads" = "yes"; then
222 AC_CHECK_HEADERS(pthread.h)
223 AC_CHECK_FUNCS(pthread_create)
226 dnl ------------------------------------------------------
227 dnl Where do you live, libevent? And how do we call you?
229 if test "$bwin32" = true; then
230 TOR_LIB_WS32=-lws2_32
231 # Some of the cargo-cults recommend -lwsock32 as well, but I don't
232 # think it's actually necessary.
238 AC_SUBST(TOR_LIB_WS32)
239 AC_SUBST(TOR_LIB_GDI)
241 dnl We need to do this before we try our disgusting hack below.
242 AC_CHECK_HEADERS([sys/types.h])
244 dnl This is a disgusting hack so we safely include older libevent headers.
245 AC_CHECK_TYPE(u_int64_t, unsigned long long)
246 AC_CHECK_TYPE(u_int32_t, unsigned long)
247 AC_CHECK_TYPE(u_int16_t, unsigned short)
248 AC_CHECK_TYPE(u_int8_t, unsigned char)
250 tor_libevent_pkg_redhat="libevent"
251 tor_libevent_pkg_debian="libevent-dev"
252 tor_libevent_devpkg_redhat="libevent-devel"
253 tor_libevent_devpkg_debian="libevent-dev"
255 TOR_SEARCH_LIBRARY(libevent, $trylibeventdir, [-levent $TOR_LIB_WS32], [
257 #include <winsock2.h>
260 #include <sys/time.h>
261 #include <sys/types.h>
262 #include <event.h>], [
264 #include <winsock2.h>
266 void exit(int); void *event_init(void);],
269 {WSADATA d; WSAStartup(0x101,&d); }
271 event_init(); exit(0);
272 ], [--with-libevent-dir], [/opt/libevent])
274 dnl Now check for particular libevent functions.
276 save_LDFLAGS="$LDFLAGS"
277 save_CPPFLAGS="$CPPFLAGS"
278 LIBS="-levent $TOR_LIB_WS32 $LIBS"
279 LDFLAGS="$TOR_LDFLAGS_libevent $LDFLAGS"
280 CPPFLAGS="$TOR_CPPFLAGS_libevent $CPPFLAGS"
281 AC_CHECK_FUNCS(event_get_version event_get_version_number event_get_method event_set_log_callback evdns_set_outgoing_bind_address event_base_loopexit)
282 AC_CHECK_MEMBERS([struct event.min_heap_idx], , ,
286 AC_CHECK_HEADERS(event2/event.h event2/dns.h)
289 LDFLAGS="$save_LDFLAGS"
290 CPPFLAGS="$save_CPPFLAGS"
293 AM_CONDITIONAL(USE_EXTERNAL_EVDNS, test x$ac_cv_header_event2_dns_h = xyes)
295 if test "$enable_static_libevent" = "yes"; then
296 if test "$tor_cv_library_libevent_dir" = "(system)"; then
297 AC_MSG_ERROR("You must specify an explicit --with-libevent-dir=x option when using --enable-static-libevent")
299 TOR_LIBEVENT_LIBS="$TOR_LIBDIR_libevent/libevent.a"
302 TOR_LIBEVENT_LIBS="-levent"
304 AC_SUBST(TOR_LIBEVENT_LIBS)
307 dnl ------------------------------------------------------
308 dnl Where do you live, openssl? And how do we call you?
310 tor_openssl_pkg_redhat="openssl"
311 tor_openssl_pkg_debian="libssl"
312 tor_openssl_devpkg_redhat="openssl-devel"
313 tor_openssl_devpkg_debian="libssl-dev"
315 ALT_openssl_WITHVAL=""
317 [ --with-ssl-dir=PATH Obsolete alias for --with-openssl-dir ],
319 if test "x$withval" != xno && test "x$withval" != "x" ; then
320 ALT_openssl_WITHVAL="$withval"
324 TOR_SEARCH_LIBRARY(openssl, $tryssldir, [-lssl -lcrypto $TOR_LIB_GDI],
325 [#include <openssl/rand.h>],
326 [void RAND_add(const void *buf, int num, double entropy);],
327 [RAND_add((void*)0,0,0); exit(0);], [],
328 [/usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/athena /opt/openssl])
330 dnl XXXX check for OPENSSL_VERSION_NUMBER == SSLeay()
332 echo "tor_cv_library_openssl_dir is $tor_cv_library_openssl_dir"
333 if test "$enable_static_openssl" = "yes"; then
334 if test "$tor_cv_library_openssl_dir" = "(system)"; then
335 AC_MSG_ERROR("You must specify an explicit --with-openssl-dir=x option when using --enable-static-openssl")
337 TOR_OPENSSL_LIBS="$TOR_LIBDIR_openssl/libssl.a $TOR_LIBDIR_openssl/libcrypto.a"
340 TOR_OPENSSL_LIBS="-lssl -lcrypto"
342 AC_SUBST(TOR_OPENSSL_LIBS)
344 dnl ------------------------------------------------------
345 dnl Where do you live, zlib? And how do we call you?
347 tor_openssl_pkg_redhat="zlib"
348 tor_openssl_pkg_debian="zlib1g"
349 tor_openssl_devpkg_redhat="zlib-devel"
350 tor_openssl_devpkg_debian="zlib1g-dev"
352 TOR_SEARCH_LIBRARY(zlib, $tryzlibdir, [-lz],
354 [const char * zlibVersion(void);],
355 [zlibVersion(); exit(0);], [--with-zlib-dir],
358 dnl Make sure to enable support for large off_t if available.
362 AC_CHECK_HEADERS(unistd.h string.h signal.h sys/stat.h sys/types.h fcntl.h sys/fcntl.h sys/time.h errno.h assert.h time.h, , AC_MSG_WARN(Some headers were not found, compilation may fail. If compilation succeeds, please send your orconfig.h to the developers so we can fix this warning.))
364 AC_CHECK_HEADERS(netdb.h sys/ioctl.h sys/socket.h arpa/inet.h netinet/in.h pwd.h grp.h sys/un.h sys/uio.h)
366 dnl These headers are not essential
368 AC_CHECK_HEADERS(stdint.h sys/types.h inttypes.h sys/param.h sys/wait.h limits.h sys/limits.h netinet/in.h arpa/inet.h machine/limits.h syslog.h sys/time.h sys/resource.h inttypes.h utime.h sys/utime.h sys/mman.h netinet/in6.h malloc.h sys/syslimits.h malloc/malloc.h linux/types.h sys/file.h malloc_np.h sys/prctl.h)
370 TOR_CHECK_PROTOTYPE(malloc_good_size, HAVE_MALLOC_GOOD_SIZE_PROTOTYPE,
371 [#ifdef HAVE_MALLOC_H
374 #ifdef HAVE_MALLOC_MALLOC_H
375 #include <malloc/malloc.h>
378 AC_CHECK_HEADERS(net/if.h, net_if_found=1, net_if_found=0,
379 [#ifdef HAVE_SYS_TYPES_H
380 #include <sys/types.h>
382 #ifdef HAVE_SYS_SOCKET_H
383 #include <sys/socket.h>
385 AC_CHECK_HEADERS(net/pfvar.h, net_pfvar_found=1, net_pfvar_found=0,
386 [#ifdef HAVE_SYS_TYPES_H
387 #include <sys/types.h>
389 #ifdef HAVE_SYS_SOCKET_H
390 #include <sys/socket.h>
395 AC_CHECK_HEADERS(linux/netfilter_ipv4.h,
396 linux_netfilter_ipv4=1, linux_netfilter_ipv4=0,
397 [#ifdef HAVE_SYS_TYPES_H
398 #include <sys/types.h>
400 #ifdef HAVE_SYS_SOCKET_H
401 #include <sys/socket.h>
406 #ifdef HAVE_LINUX_TYPES_H
407 #include <linux/types.h>
409 #ifdef HAVE_NETINET_IN6_H
410 #include <netinet/in6.h>
412 #ifdef HAVE_NETINET_IN_H
413 #include <netinet/in.h>
416 if test x$transparent = xtrue ; then
418 if test x$net_if_found = x1 && test x$net_pfvar_found = x1 ; then
421 if test x$linux_netfilter_ipv4 = x1 ; then
424 if test x$transparent_ok = x1 ; then
425 AC_DEFINE(USE_TRANSPARENT, 1, "Define to enable transparent proxy support")
428 AC_DEFINE(OPENBSD, 1, "Define to handle pf on OpenBSD properly") ;;
431 AC_MSG_NOTICE([Transparent proxy support enabled, but missing headers.])
435 AC_CHECK_MEMBERS([struct timeval.tv_sec], , ,
436 [#ifdef HAVE_SYS_TYPES_H
437 #include <sys/types.h>
439 #ifdef HAVE_SYS_TIME_H
440 #include <sys/time.h>
443 dnl In case we aren't given a working stdint.h, we'll need to grow our own.
446 AC_CHECK_SIZEOF(int8_t)
447 AC_CHECK_SIZEOF(int16_t)
448 AC_CHECK_SIZEOF(int32_t)
449 AC_CHECK_SIZEOF(int64_t)
450 AC_CHECK_SIZEOF(uint8_t)
451 AC_CHECK_SIZEOF(uint16_t)
452 AC_CHECK_SIZEOF(uint32_t)
453 AC_CHECK_SIZEOF(uint64_t)
454 AC_CHECK_SIZEOF(intptr_t)
455 AC_CHECK_SIZEOF(uintptr_t)
457 dnl AC_CHECK_TYPES([int8_t, int16_t, int32_t, int64_t, uint8_t, uint16_t, uint32_t, uint64_t, intptr_t, uintptr_t])
459 AC_CHECK_SIZEOF(char)
460 AC_CHECK_SIZEOF(short)
462 AC_CHECK_SIZEOF(long)
463 AC_CHECK_SIZEOF(long long)
464 AC_CHECK_SIZEOF(__int64)
465 AC_CHECK_SIZEOF(void *)
466 AC_CHECK_SIZEOF(time_t)
467 AC_CHECK_SIZEOF(size_t)
469 AC_CHECK_TYPES([uint, u_char, ssize_t])
471 dnl used to include sockaddr_storage, but everybody has that.
472 AC_CHECK_TYPES([struct in6_addr, struct sockaddr_in6, sa_family_t], , ,
473 [#ifdef HAVE_SYS_TYPES_H
474 #include <sys/types.h>
476 #ifdef HAVE_NETINET_IN_H
477 #include <netinet/in.h>
479 #ifdef HAVE_NETINET_IN6_H
480 #include <netinet/in6.h>
482 #ifdef HAVE_SYS_SOCKET_H
483 #include <sys/socket.h>
486 #define WIN32_WINNT 0x400
487 #define _WIN32_WINNT 0x400
488 #define WIN32_LEAN_AND_MEAN
489 #if defined(_MSC_VER) && (_MSC_VER < 1300)
492 #include <winsock2.h>
493 #include <ws2tcpip.h>
497 AC_CHECK_MEMBERS([struct in6_addr.s6_addr32, struct in6_addr.s6_addr16, struct sockaddr_in.sin_len, struct sockaddr_in6.sin6_len], , ,
498 [#ifdef HAVE_SYS_TYPES_H
499 #include <sys/types.h>
501 #ifdef HAVE_NETINET_IN_H
502 #include <netinet/in.h>
504 #ifdef HAVE_NETINET_IN6_H
505 #include <netinet/in6.h>
507 #ifdef HAVE_SYS_SOCKET_H
508 #include <sys/socket.h>
511 #define WIN32_WINNT 0x400
512 #define _WIN32_WINNT 0x400
513 #define WIN32_LEAN_AND_MEAN
514 #if defined(_MSC_VER) && (_MSC_VER < 1300)
517 #include <winsock2.h>
518 #include <ws2tcpip.h>
523 AC_CHECK_TYPES([rlim_t], , ,
524 [#ifdef HAVE_SYS_TYPES_H
525 #include <sys/types.h>
527 #ifdef HAVE_SYS_TIME_H
528 #include <sys/time.h>
530 #ifdef HAVE_SYS_RESOURCE_H
531 #include <sys/resource.h>
535 AC_CACHE_CHECK([whether time_t is signed], tor_cv_time_t_signed, [
536 AC_RUN_IFELSE(AC_LANG_SOURCE([
537 #ifdef HAVE_SYS_TYPES_H
538 #include <sys/types.h>
540 #ifdef HAVE_SYS_TIME_H
541 #include <sys/time.h>
546 int main(int c, char**v) { if (((time_t)-1)<0) return 1; else return 0; }]),
547 tor_cv_time_t_signed=no, tor_cv_time_t_signed=yes, tor_cv_time_t_signed=cross)
550 if test "$tor_cv_time_t_signed" = cross; then
551 AC_MSG_NOTICE([Cross compiling: assuming that time_t is signed.])
554 if test "$tor_cv_time_t_signed" != no; then
555 AC_DEFINE([TIME_T_IS_SIGNED], 1,
556 [Define to 1 iff time_t is signed])
559 AC_CHECK_SIZEOF(socklen_t, , [AC_INCLUDES_DEFAULT()
560 #ifdef HAVE_SYS_SOCKET_H
561 #include <sys/socket.h>
565 # We want to make sure that we _don't_ have a cell_t defined, like IRIX does.
567 AC_CHECK_SIZEOF(cell_t)
569 # Now make sure that NULL can be represented as zero bytes.
570 AC_CACHE_CHECK([whether memset(0) sets pointers to NULL], tor_cv_null_is_zero,
571 [AC_RUN_IFELSE([AC_LANG_SOURCE(
572 [[#include <stdlib.h>
578 int main () { char *p1,*p2; p1=NULL; memset(&p2,0,sizeof(p2));
579 return memcmp(&p1,&p2,sizeof(char*))?1:0; }]])],
580 [tor_cv_null_is_zero=yes],
581 [tor_cv_null_is_zero=no],
582 [tor_cv_null_is_zero=cross])])
584 if test "$tor_cv_null_is_zero" = cross ; then
585 # Cross-compiling; let's hope that the target isn't raving mad.
586 AC_MSG_NOTICE([Cross-compiling: we'll assume that NULL is represented as a sequence of 0-valued bytes.])
589 if test "$tor_cv_null_is_zero" != no; then
590 AC_DEFINE([NULL_REP_IS_ZERO_BYTES], 1,
591 [Define to 1 iff memset(0) sets pointers to NULL])
594 # And what happens when we malloc zero?
595 AC_CACHE_CHECK([whether we can malloc(0) safely.], tor_cv_malloc_zero_works,
596 [AC_RUN_IFELSE([AC_LANG_SOURCE(
597 [[#include <stdlib.h>
603 int main () { return malloc(0)?0:1; }]])],
604 [tor_cv_malloc_zero_works=yes],
605 [tor_cv_malloc_zero_works=no],
606 [tor_cv_malloc_zero_works=cross])])
608 if test "$tor_cv_malloc_zero_works" = cross; then
609 # Cross-compiling; let's hope that the target isn't raving mad.
610 AC_MSG_NOTICE([Cross-compiling: we'll assume that we need to check malloc() arguments for 0.])
613 if test "$tor_cv_malloc_zero_works" = yes; then
614 AC_DEFINE([MALLOC_ZERO_WORKS], 1,
615 [Define to 1 iff malloc(0) returns a pointer])
618 # whether we seem to be in a 2s-complement world.
619 AC_CACHE_CHECK([whether we are using 2s-complement arithmetic], tor_cv_twos_complement,
620 [AC_RUN_IFELSE([AC_LANG_SOURCE(
621 [[int main () { int problem = ((-99) != (~99)+1);
622 return problem ? 1 : 0; }]])],
623 [tor_cv_twos_complement=yes],
624 [tor_cv_twos_complement=no],
625 [tor_cv_twos_complement=cross])])
627 if test "$tor_cv_twos_complement" = cross ; then
628 # Cross-compiling; let's hope that the target isn't raving mad.
629 AC_MSG_NOTICE([Cross-compiling: we'll assume that negative integers are represented with two's complement.])
632 if test "$tor_cv_twos_complement" != no ; then
633 AC_DEFINE([USING_TWOS_COMPLEMENT], 1,
634 [Define to 1 iff we represent negative integers with two's complement])
637 # Whether we should use the dmalloc memory allocation debugging library.
638 AC_MSG_CHECKING(whether to use dmalloc (debug memory allocation library))
640 [ --with-dmalloc Use debug memory allocation library. ],
641 [if [[ "$withval" = "yes" ]]; then
647 fi], [ dmalloc=0; AC_MSG_RESULT(no) ]
650 if [[ $dmalloc -eq 1 ]]; then
651 AC_CHECK_HEADERS(dmalloc.h, , AC_MSG_ERROR(dmalloc header file not found. Do you have the development files for dmalloc installed?))
652 AC_SEARCH_LIBS(dmalloc_malloc, [dmallocth dmalloc], , AC_MSG_ERROR(Libdmalloc library not found. If you enable it you better have it installed.))
653 AC_DEFINE(USE_DMALLOC, 1, [Debug memory allocation library])
654 AC_DEFINE(DMALLOC_FUNC_CHECK, 1, [Enable dmalloc's malloc function check])
655 AC_CHECK_FUNCS(dmalloc_strdup dmalloc_strndup)
658 AC_ARG_WITH(tcmalloc,
659 [ --with-tcmalloc Use tcmalloc memory allocation library. ],
660 [ tcmalloc=yes ], [ tcmalloc=no ])
662 if test x$tcmalloc = xyes ; then
663 LDFLAGS="-ltcmalloc $LDFLAGS"
666 # By default, we're going to assume we don't have mlockall()
667 # bionic and other platforms have various broken mlockall subsystems.
668 # Some systems don't have a working mlockall, some aren't linkable,
669 # and some have it but don't declare it.
670 AC_CHECK_FUNCS(mlockall)
671 AC_CHECK_DECLS([mlockall], , , [
672 #ifdef HAVE_SYS_MMAN_H
673 #include <sys/mman.h>
676 # Allow user to specify an alternate syslog facility
677 AC_ARG_WITH(syslog-facility,
678 [ --with-syslog-facility=LOG syslog facility to use (default=LOG_DAEMON)],
679 syslog_facility="$withval", syslog_facility="LOG_DAEMON")
680 AC_DEFINE_UNQUOTED(LOGFACILITY,$syslog_facility,[name of the syslog facility])
681 AC_SUBST(LOGFACILITY)
683 # Check if we have getresuid and getresgid
684 AC_CHECK_FUNCS(getresuid getresgid)
686 # Check for gethostbyname_r in all its glorious incompatible versions.
687 # (This logic is based on that in Python's configure.in)
688 AH_TEMPLATE(HAVE_GETHOSTBYNAME_R,
689 [Define this if you have any gethostbyname_r()])
691 AC_CHECK_FUNC(gethostbyname_r, [
692 AC_MSG_CHECKING([how many arguments gethostbyname_r() wants])
694 CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
695 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([
699 struct hostent *h1, *h2;
701 (void)gethostbyname_r(cp1,h1,cp2,i1,&h2,&i2);
703 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
704 AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1,
705 [Define this if gethostbyname_r takes 6 arguments])
714 (void)gethostbyname_r(cp1,h1,cp2,i1,&i2);
716 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
717 AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1,
718 [Define this if gethostbyname_r takes 5 arguments])
726 struct hostent_data hd;
727 (void) gethostbyname_r(cp1,h1,&hd);
729 AC_DEFINE(HAVE_GETHOSTBYNAME_R)
730 AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1,
731 [Define this if gethostbyname_r takes 3 arguments])
741 AC_CACHE_CHECK([whether the C compiler supports __func__],
742 tor_cv_have_func_macro,
745 int main(int c, char **v) { puts(__func__); }],
746 tor_cv_have_func_macro=yes,
747 tor_cv_have_func_macro=no))
749 AC_CACHE_CHECK([whether the C compiler supports __FUNC__],
750 tor_cv_have_FUNC_macro,
753 int main(int c, char **v) { puts(__FUNC__); }],
754 tor_cv_have_FUNC_macro=yes,
755 tor_cv_have_FUNC_macro=no))
757 AC_CACHE_CHECK([whether the C compiler supports __FUNCTION__],
758 tor_cv_have_FUNCTION_macro,
761 int main(int c, char **v) { puts(__FUNCTION__); }],
762 tor_cv_have_FUNCTION_macro=yes,
763 tor_cv_have_FUNCTION_macro=no))
765 if test "$tor_cv_have_func_macro" = 'yes'; then
766 AC_DEFINE(HAVE_MACRO__func__, 1, [Defined if the compiler supports __func__])
769 if test "$tor_cv_have_FUNC_macro" = 'yes'; then
770 AC_DEFINE(HAVE_MACRO__FUNC__, 1, [Defined if the compiler supports __FUNC__])
773 if test "$tor_cv_have_FUNCTION_macro" = 'yes'; then
774 AC_DEFINE(HAVE_MACRO__FUNCTION__, 1,
775 [Defined if the compiler supports __FUNCTION__])
778 # $prefix stores the value of the --prefix command line option, or
779 # NONE if the option wasn't set. In the case that it wasn't set, make
780 # it be the default, so that we can use it to expand directories now.
781 if test "x$prefix" = "xNONE"; then
782 prefix=$ac_default_prefix
785 # and similarly for $exec_prefix
786 if test "x$exec_prefix" = "xNONE"; then
790 if test "x$CONFDIR" = "x"; then
791 CONFDIR=`eval echo $sysconfdir/tor`
794 AH_TEMPLATE([CONFDIR],[tor's configuration directory])
795 AC_DEFINE_UNQUOTED(CONFDIR,"$CONFDIR")
797 BINDIR=`eval echo $bindir`
799 LOCALSTATEDIR=`eval echo $localstatedir`
800 AC_SUBST(LOCALSTATEDIR)
802 # Set CFLAGS _after_ all the above checks, since our warnings are stricter
803 # than autoconf's macros like.
804 if test "$GCC" = yes; then
805 CFLAGS="$CFLAGS -Wall -g -O2"
806 # Disable GCC's strict aliasing checks. They are an hours-to-debug
807 # accident waiting to happen.
808 CFLAGS="$CFLAGS -fno-strict-aliasing"
810 CFLAGS="$CFLAGS -g -O"
811 enable_gcc_warnings=no
812 enable_gcc_warnings_advisory=no
815 # Add some more warnings which we use in development but not in the
816 # released versions. (Some relevant gcc versions can't handle these.)
817 if test x$enable_gcc_warnings = xyes || test x$enable_gcc_warnings_advisory = xyes; then
819 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [
820 #if !defined(__GNUC__) || (__GNUC__ < 4)
822 #endif]), have_gcc4=yes, have_gcc4=no)
824 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [
825 #if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 2)
827 #endif]), have_gcc42=yes, have_gcc42=no)
829 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [
830 #if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 3)
832 #endif]), have_gcc43=yes, have_gcc43=no)
834 save_CFLAGS="$CFLAGS"
835 CFLAGS="$CFLAGS -Wshorten-64-to-32"
836 AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], []), have_shorten64_flag=yes,
837 have_shorten64_flag=no)
838 CFLAGS="$save_CFLAGS"
840 CFLAGS="$CFLAGS -W -Wfloat-equal -Wundef -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wchar-subscripts -Wcomment -Wformat=2 -Wwrite-strings -Wmissing-declarations -Wredundant-decls -Wnested-externs -Wbad-function-cast -Wswitch-enum"
841 if test x$enable_gcc_warnings = xyes; then
842 CFLAGS="$CFLAGS -Werror"
845 # Disabled, so we can use mallinfo(): -Waggregate-return
847 if test x$have_gcc4 = xyes ; then
848 # These warnings break gcc 3.3.5 and work on gcc 4.0.2
849 CFLAGS="$CFLAGS -Winit-self -Wmissing-field-initializers -Wdeclaration-after-statement -Wold-style-definition"
852 if test x$have_gcc42 = xyes ; then
853 # These warnings break gcc 4.0.2 and work on gcc 4.2
854 # XXXX020 Use -fstack-protector.
855 # XXXX020 See if any of these work with earlier versions.
856 CFLAGS="$CFLAGS -Waddress -Wmissing-noreturn -Wnormalized=id -Woverride-init -Wstrict-overflow=1"
857 # We used to use -Wstrict-overflow=5, but that breaks us heavily under 4.3.
860 if test x$have_gcc43 = xyes ; then
861 # These warnings break gcc 4.2 and work on gcc 4.3
862 # XXXX020 See if any of these work with earlier versions.
863 CFLAGS="$CFLAGS -Wextra -Warray-bounds"
866 if test x$have_shorten64_flag = xyes ; then
867 CFLAGS="$CFLAGS -Wshorten-64-to-32"
870 ##This will break the world on some 64-bit architectures
871 # CFLAGS="$CFLAGS -Winline"
876 CPPFLAGS="$CPPFLAGS $TOR_CPPFLAGS_libevent $TOR_CPPFLAGS_openssl $TOR_CPPFLAGS_zlib"
878 AC_CONFIG_FILES([Makefile tor.spec Doxyfile 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 src/Makefile doc/Makefile doc/spec/Makefile src/config/Makefile src/common/Makefile src/or/Makefile src/test/Makefile src/win32/Makefile src/tools/Makefile contrib/suse/Makefile contrib/suse/tor.sh])
881 if test -x /usr/bin/perl && test -x ./contrib/updateVersions.pl ; then
882 ./contrib/updateVersions.pl