configure.in 19 KB

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  1. dnl $Id$
  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
  5. AC_INIT
  6. AM_INIT_AUTOMAKE(tor, 0.2.0.0-alpha-dev)
  7. AM_CONFIG_HEADER(orconfig.h)
  8. AC_CANONICAL_HOST
  9. if test -f /etc/redhat-release ; then
  10. CFLAGS="$CFLAGS -I/usr/kerberos/include"
  11. fi
  12. AC_ARG_ENABLE(debug,
  13. AS_HELP_STRING(--enable-debug, compile with debugging info),
  14. [if test x$enableval = xyes; then
  15. CFLAGS="$CFLAGS -g"
  16. fi])
  17. AC_ARG_ENABLE(cell-pool,
  18. AS_HELP_STRING(--disable-cell-pool, disable pool allocator for cells))
  19. if test x$enable_cell_pool != xno; then
  20. AC_DEFINE(ENABLE_CELL_POOL, 1,
  21. [Defined if we try to use the pool allocator for queued cells])
  22. fi
  23. AC_ARG_ENABLE(transparent,
  24. AS_HELP_STRING(--disable-transparent, disable transparent proxy support),
  25. [case "${enableval}" in
  26. yes) transparent=true ;;
  27. no) transparent=false ;;
  28. *) AC_MSG_ERROR(bad value for --enable-transparent) ;;
  29. esac], [transparent=true])
  30. AC_ARG_ENABLE(threads,
  31. AS_HELP_STRING(--disable-threads, disable multi-threading support))
  32. if test x$enable_threads = x; then
  33. case $host in
  34. *-*-solaris* )
  35. # Don't try multithreading on solaris -- cpuworkers seem to lock.
  36. AC_MSG_NOTICE([You are running Solaris; Sometimes threading makes
  37. cpu workers lock up here, so I will disable threads.])
  38. enable_threads="no";;
  39. *)
  40. enable_threads="yes";;
  41. esac
  42. fi
  43. if test $enable_threads = "yes"; then
  44. AC_DEFINE(ENABLE_THREADS, 1, [Defined if we will try to use multithreading])
  45. fi
  46. case $host in
  47. *-*-solaris* )
  48. AC_DEFINE(_REENTRANT, 1, [Define on some platforms to activate x_r() functions in time.h])
  49. ;;
  50. esac
  51. AC_ARG_ENABLE(gcc-warnings,
  52. AS_HELP_STRING(--enable-gcc-warnings, enable verbose warnings))
  53. AC_PROG_CC
  54. AC_PROG_MAKE_SET
  55. AC_PROG_RANLIB
  56. # The big search for OpenSSL
  57. # copied from openssh's configure.ac
  58. tryssldir=""
  59. AC_ARG_WITH(ssl-dir,
  60. [ --with-ssl-dir=PATH Specify path to OpenSSL installation ],
  61. [
  62. if test "x$withval" != "xno" ; then
  63. tryssldir=$withval
  64. fi
  65. ]
  66. )
  67. trylibeventdir=""
  68. AC_ARG_WITH(libevent-dir,
  69. [ --with-libevent-dir=PATH Specify path to Libevent installation ],
  70. [
  71. if test "x$withval" != "xno" ; then
  72. trylibeventdir=$withval
  73. fi
  74. ]
  75. )
  76. TORUSER=_tor
  77. AC_ARG_WITH(tor-user,
  78. [ --with-tor-user=NAME Specify username for tor daemon ],
  79. [
  80. TORUSER=$withval
  81. ]
  82. )
  83. AC_SUBST(TORUSER)
  84. TORGROUP=_tor
  85. AC_ARG_WITH(tor-group,
  86. [ --with-tor-group=NAME Specify group name for tor daemon ],
  87. [
  88. TORGROUP=$withval
  89. ]
  90. )
  91. AC_SUBST(TORGROUP)
  92. dnl If WIN32 is defined and non-zero, we are building for win32
  93. AC_MSG_CHECKING([for win32])
  94. AC_RUN_IFELSE([
  95. int main(int c, char **v) {
  96. #ifdef WIN32
  97. #if WIN32
  98. return 0;
  99. #else
  100. return 1;
  101. #endif
  102. #else
  103. return 2;
  104. #endif
  105. }],
  106. bwin32=true; AC_MSG_RESULT([yes]),
  107. bwin32=false; AC_MSG_RESULT([no]),
  108. bwin32=cross; AC_MSG_RESULT([cross])
  109. )
  110. if test $bwin32 = cross; then
  111. AC_MSG_CHECKING([for win32 (cross)])
  112. AC_COMPILE_IFELSE([
  113. #ifdef WIN32
  114. int main(int c, char **v) {return 0;}
  115. #else
  116. #error
  117. int main(int c, char **v) {return x(y);}
  118. #endif
  119. ],
  120. bwin32=true; AC_MSG_RESULT([yes]),
  121. bwin32=false; AC_MSG_RESULT([no]))
  122. fi
  123. if test $bwin32 = true; then
  124. AC_DEFINE(MS_WINDOWS, 1, [Define to 1 if we are building for Windows.])
  125. fi
  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))
  130. #error
  131. return x(y);
  132. #endif
  133. ]),
  134. bmipspro=false; AC_MSG_RESULT(no),
  135. bmipspro=true; AC_MSG_RESULT(yes))
  136. if test $bmipspro = true; then
  137. CFLAGS="$CFLAGS -c99"
  138. fi
  139. AC_SEARCH_LIBS(socket, [socket])
  140. AC_SEARCH_LIBS(gethostbyname, [nsl])
  141. AC_SEARCH_LIBS(dlopen, [dl])
  142. AC_SEARCH_LIBS(inet_aton, [resolv])
  143. if test $enable_threads = "yes"; then
  144. AC_SEARCH_LIBS(pthread_create, [pthread])
  145. AC_SEARCH_LIBS(pthread_detach, [pthread])
  146. fi
  147. dnl -------------------------------------------------------------------
  148. dnl Check for functions before libevent, since libevent-1.2 apparently
  149. dnl exports strlcpy without defining it in a header.
  150. AC_CHECK_FUNCS(gettimeofday ftime socketpair uname inet_aton strptime getrlimit strlcat strlcpy strtoull ftello getaddrinfo localtime_r gmtime_r memmem strtok_r)
  151. if test $enable_threads = "yes"; then
  152. AC_CHECK_HEADERS(pthread.h)
  153. AC_CHECK_FUNCS(pthread_create)
  154. fi
  155. dnl ------------------------------------------------------
  156. dnl Where do you live, libevent? And how do we call you?
  157. if test $bwin32 = true; then
  158. WS32lib=-lws2_32
  159. GDIlib=-lgdi32
  160. else
  161. W32lib=
  162. GDIlib=
  163. fi
  164. dnl This is a disgusting hack so we safely include recent libevent headers.
  165. AC_CHECK_TYPE(u_int64_t, unsigned long long)
  166. AC_CHECK_TYPE(u_int32_t, unsigned long)
  167. AC_CHECK_TYPE(u_int16_t, unsigned short)
  168. AC_CHECK_TYPE(u_int8_t, unsigned char)
  169. if test $bwin32 = true; then
  170. WS32lib=-lws2_32
  171. GDIlib=-lgdi32
  172. else
  173. W32lib=
  174. GDIlib=
  175. fi
  176. TOR_SEARCH_LIBRARY(libevent, $trylibeventdir, [-levent $WS32lib], [
  177. #include <stdlib.h>
  178. #include <sys/time.h>
  179. #include <sys/types.h>
  180. #include <event.h>], [void exit(int); void *event_init(void);],
  181. [event_init(); exit(0);], [--with-libevent-dir], [/opt/libevent])
  182. dnl Now check for particular libevent functions.
  183. AC_CHECK_FUNCS(event_get_version event_get_method event_set_log_callback)
  184. dnl ------------------------------------------------------
  185. dnl Where do you live, openssl? And how do we call you?
  186. TOR_SEARCH_LIBRARY(openssl, $tryssldir, [-lssl -lcrypto $GDIlib],
  187. [#include <openssl/rand.h>],
  188. [void RAND_add(const void *buf, int num, double entropy);],
  189. [RAND_add((void*)0,0,0); exit(0);], [--with-ssl-dir],
  190. [/usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/athena /opt/openssl])
  191. dnl XXXX check for OPENSSL_VERSION_NUMBER == SSLeay()
  192. dnl Make sure to enable support for large off_t if avalable.
  193. AC_SYS_LARGEFILE
  194. dnl The warning message here is no longer strictly accurate.
  195. 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))
  196. AC_CHECK_HEADERS(netdb.h sys/ioctl.h sys/socket.h arpa/inet.h netinet/in.h pwd.h grp.h)
  197. 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.))
  198. dnl These headers are not essential
  199. 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)
  200. AC_CHECK_HEADERS(net/if.h, net_if_found=1, net_if_found=0,
  201. [#ifdef HAVE_SYS_TYPES_H
  202. #include <sys/types.h>
  203. #endif
  204. #ifdef HAVE_SYS_SOCKET_H
  205. #include <sys/socket.h>
  206. #endif])
  207. AC_CHECK_HEADERS(net/pfvar.h, net_pfvar_found=1, net_pfvar_found=0,
  208. [#ifdef HAVE_SYS_TYPES_H
  209. #include <sys/types.h>
  210. #endif
  211. #ifdef HAVE_SYS_SOCKET_H
  212. #include <sys/socket.h>
  213. #endif
  214. #ifdef HAVE_NET_IF_H
  215. #include <net/if.h>
  216. #endif])
  217. AC_CHECK_HEADERS(linux/netfilter_ipv4.h,
  218. linux_netfilter_ipv4=1, linux_netfilter_ipv4=0,
  219. [#ifdef HAVE_SYS_TYPES_H
  220. #include <sys/types.h>
  221. #endif
  222. #ifdef HAVE_SYS_SOCKET_H
  223. #include <sys/socket.h>
  224. #endif])
  225. if test x$transparent = xtrue ; then
  226. transparent_ok=0
  227. if test x$net_if_found = x1 -a x$net_pfvar_found = x1 ; then
  228. transparent_ok=1
  229. fi
  230. if test x$linux_netfilter_ipv4 = x1 ; then
  231. transparent_ok=1
  232. fi
  233. if test x$transparent_ok = x1 ; then
  234. AC_DEFINE(USE_TRANSPARENT, 1, "Define to enable transparent proxy support")
  235. case $host in
  236. *-*-openbsd*)
  237. AC_DEFINE(OPENBSD, 1, "Define to handle pf on OpenBSD properly") ;;
  238. esac
  239. else
  240. AC_MSG_NOTICE([Transparent proxy support enabled, but missing headers.])
  241. fi
  242. fi
  243. AC_FUNC_FSEEKO
  244. AC_CHECK_MEMBERS([struct timeval.tv_sec], , ,
  245. [#ifdef HAVE_SYS_TYPES_H
  246. #include <sys/types.h>
  247. #endif
  248. #ifdef HAVE_SYS_TIME_H
  249. #include <sys/time.h>
  250. #endif])
  251. dnl In case we aren't given a working stdint.h, we'll need to grow our own.
  252. dnl Watch out.
  253. AC_CHECK_SIZEOF(int8_t)
  254. AC_CHECK_SIZEOF(int16_t)
  255. AC_CHECK_SIZEOF(int32_t)
  256. AC_CHECK_SIZEOF(int64_t)
  257. AC_CHECK_SIZEOF(uint8_t)
  258. AC_CHECK_SIZEOF(uint16_t)
  259. AC_CHECK_SIZEOF(uint32_t)
  260. AC_CHECK_SIZEOF(uint64_t)
  261. AC_CHECK_SIZEOF(intptr_t)
  262. AC_CHECK_SIZEOF(uintptr_t)
  263. dnl AC_CHECK_TYPES([int8_t, int16_t, int32_t, int64_t, uint8_t, uint16_t, uint32_t, uint64_t, intptr_t, uintptr_t])
  264. AC_CHECK_SIZEOF(char)
  265. AC_CHECK_SIZEOF(short)
  266. AC_CHECK_SIZEOF(int)
  267. AC_CHECK_SIZEOF(long)
  268. AC_CHECK_SIZEOF(long long)
  269. AC_CHECK_SIZEOF(__int64)
  270. AC_CHECK_SIZEOF(void *)
  271. AC_CHECK_SIZEOF(time_t)
  272. AC_CHECK_SIZEOF(size_t)
  273. AC_CHECK_TYPES([uint, u_char])
  274. AC_CHECK_TYPES([struct in6_addr, struct sockaddr_storage], , ,
  275. [#ifdef HAVE_SYS_TYPES_H
  276. #include <sys/types.h>
  277. #endif
  278. #ifdef HAVE_NETINET_IN_H
  279. #include <netinet/in.h>
  280. #endif
  281. #ifdef HAVE_NETINET_IN6_H
  282. #include <netinet/in6.h>
  283. #endif
  284. #ifdef HAVE_SYS_SOCKET_H
  285. #include <sys/socket.h>
  286. #endif])
  287. if test -z "$CROSS_COMPILE"; then
  288. AC_CACHE_CHECK([whether time_t is signed], tor_cv_time_t_signed, [
  289. AC_RUN_IFELSE(AC_LANG_SOURCE([
  290. #ifdef HAVE_SYS_TYPES_H
  291. #include <sys/types.h>
  292. #endif
  293. #ifdef HAVE_SYS_TIME_H
  294. #include <sys/time.h>
  295. #endif
  296. #ifdef HAVE_TIME_H
  297. #include <time.h>
  298. #endif
  299. int main(int c, char**v) { if (((time_t)-1)<0) return 1; else return 0; }]),
  300. tor_cv_time_t_signed=no, tor_cv_time_t_signed=yes)
  301. ])
  302. else
  303. # Cross-compiling; let's hope the target platform isn't loony.
  304. AC_MSG_NOTICE([Cross compiling: assuming that time_t is signed.])
  305. tor_cv_time_t_signed=yes
  306. fi
  307. if test $tor_cv_time_t_signed = yes; then
  308. AC_DEFINE([TIME_T_IS_SIGNED], 1,
  309. [Define to 1 iff time_t is signed])
  310. fi
  311. AC_CHECK_SIZEOF(socklen_t, , [AC_INCLUDES_DEFAULT()
  312. #ifdef HAVE_SYS_SOCKET_H
  313. #include <sys/socket.h>
  314. #endif
  315. ])
  316. # We want to make sure that we _don't_ have a cell_t defined, like IRIX does.
  317. AC_CHECK_SIZEOF(cell_t)
  318. # Now make sure that NULL can be represented as zero bytes.
  319. if test -z "$CROSS_COMPILE"; then
  320. AC_CACHE_CHECK([whether memset(0) sets pointers to NULL], tor_cv_null_is_zero,
  321. [AC_RUN_IFELSE([AC_LANG_SOURCE(
  322. [[#include <stdlib.h>
  323. #include <string.h>
  324. #include <stdio.h>
  325. #ifdef HAVE_STDDEF_H
  326. #include <stddef.h>
  327. #endif
  328. int main () { char *p1,*p2; p1=NULL; memset(&p2,0,sizeof(p2));
  329. return memcmp(&p1,&p2,sizeof(char*))?1:0; }]])],
  330. [tor_cv_null_is_zero=yes],
  331. [tor_cv_null_is_zero=no],
  332. [tor_cv_null_is_zero=cross])])
  333. else
  334. # Cross-compiling; let's hope that the target isn't raving mad.
  335. AC_MSG_NOTICE([Cross-compiling: we'll assume that NULL is represented as a sequence of 0-valued bytes.])
  336. tor_cv_null_is_zero=yes
  337. fi
  338. if test $tor_cv_null_is_zero = yes; then
  339. AC_DEFINE([NULL_REP_IS_ZERO_BYTES], 1,
  340. [Define to 1 iff memset(0) sets pointers to NULL])
  341. fi
  342. # And what happens when we malloc zero?
  343. if test -z "$CROSS_COMPILE"; then
  344. AC_CACHE_CHECK([whether we can malloc(0) safely.], tor_cv_malloc_zero_works,
  345. [AC_RUN_IFELSE([AC_LANG_SOURCE(
  346. [[#include <stdlib.h>
  347. #include <string.h>
  348. #include <stdio.h>
  349. #ifdef HAVE_STDDEF_H
  350. #include <stddef.h>
  351. #endif
  352. int main () { return malloc(0)?0:1; }]])],
  353. [tor_cv_malloc_zero_works=yes],
  354. [tor_cv_malloc_zero_works=no],
  355. [tor_cv_malloc_zero_works=cross])])
  356. else
  357. # Cross-compiling; let's hope that the target isn't raving mad.
  358. AC_MSG_NOTICE([Cross-compiling: we'll assume that we need to check malloc() arguments for 0.])
  359. tor_cv_malloc_zero_works=no
  360. fi
  361. if test $tor_cv_malloc_zero_works = yes; then
  362. AC_DEFINE([MALLOC_ZERO_WORKS], 1,
  363. [Define to 1 iff malloc(0) returns a pointer])
  364. fi
  365. # whether we seem to be in a 2s-complement world.
  366. if test -z "$CROSS_COMPILE"; then
  367. AC_CACHE_CHECK([whether we are using 2s-complement arithmetic], tor_cv_twos_complement,
  368. [AC_RUN_IFELSE([AC_LANG_SOURCE(
  369. [[int main () { int problem = ((-99) != (~99)+1);
  370. return problem ? 1 : 0; }]])],
  371. [tor_cv_twos_complement=yes],
  372. [tor_cv_twos_complement=no],
  373. [tor_cv_twos_complement=cross])])
  374. else
  375. # Cross-compiling; let's hope that the target isn't raving mad.
  376. AC_MSG_NOTICE([Cross-compiling: we'll assume that negative integers are represented with two's complement.])
  377. tor_cv_twos_complement=yes
  378. fi
  379. if test $tor_cv_twos_complement = yes; then
  380. AC_DEFINE([USING_TWOS_COMPLEMENT], 1,
  381. [Define to 1 iff we represent negative integers with two's complement])
  382. fi
  383. # Whether we should use the dmalloc memory allocation debugging library.
  384. AC_MSG_CHECKING(whether to use dmalloc (debug memory allocation library))
  385. AC_ARG_WITH(dmalloc,
  386. [ --with-dmalloc Use debug memory allocation library. ],
  387. [if [[ "$withval" = "yes" ]]; then
  388. dmalloc=1
  389. AC_MSG_RESULT(yes)
  390. else
  391. dmalloc=1
  392. AC_MSG_RESULT(no)
  393. fi], [ dmalloc=0; AC_MSG_RESULT(no) ]
  394. )
  395. if [[ $dmalloc -eq 1 ]]; then
  396. AC_CHECK_HEADERS(dmalloc.h, , AC_MSG_ERROR(dmalloc header file not found. Do you have the development files for dmalloc installed?))
  397. AC_SEARCH_LIBS(dmalloc_malloc, [dmallocth dmalloc], , AC_MSG_ERROR(Libdmalloc library not found. If you enable it you better have it installed.))
  398. AC_DEFINE(USE_DMALLOC, 1, [Debug memory allocation library])
  399. AC_DEFINE(DMALLOC_FUNC_CHECK, 1, [Enable dmalloc's malloc function check])
  400. fi
  401. # Allow user to specify an alternate syslog facility
  402. AC_ARG_WITH(syslog-facility,
  403. [ --with-syslog-facility=LOG syslog facility to use (default=LOG_DAEMON)],
  404. syslog_facility="$withval", syslog_facility="LOG_DAEMON")
  405. AC_DEFINE_UNQUOTED(LOGFACILITY,$syslog_facility,[name of the syslog facility])
  406. AC_SUBST(LOGFACILITY)
  407. # Check for gethostbyname_r in all its glorious incompatible versions.
  408. # (This logic is based on that in Python's configure.in)
  409. AH_TEMPLATE(HAVE_GETHOSTBYNAME_R,
  410. [Define this if you have any gethostbyname_r()])
  411. AC_CHECK_FUNC(gethostbyname_r, [
  412. AC_MSG_CHECKING([how many arguments gethostbyname_r() wants])
  413. OLD_CFLAGS=$CFLAGS
  414. CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
  415. AC_COMPILE_IFELSE(AC_LANG_PROGRAM([
  416. #include <netdb.h>
  417. ], [[
  418. char *cp1, *cp2;
  419. struct hostent *h1, *h2;
  420. int i1, i2;
  421. (void)gethostbyname_r(cp1,h1,cp2,i1,&h2,&i2);
  422. ]]),[
  423. AC_DEFINE(HAVE_GETHOSTBYNAME_R)
  424. AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1,
  425. [Define this if gethostbyname_r takes 6 arguments])
  426. AC_MSG_RESULT(6)
  427. ], [
  428. AC_TRY_COMPILE([
  429. #include <netdb.h>
  430. ], [
  431. char *cp1, *cp2;
  432. struct hostent *h1;
  433. int i1, i2;
  434. (void)gethostbyname_r(cp1,h1,cp2,i1,&i2);
  435. ], [
  436. AC_DEFINE(HAVE_GETHOSTBYNAME_R)
  437. AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1,
  438. [Define this if gethostbyname_r takes 5 arguments])
  439. AC_MSG_RESULT(5)
  440. ], [
  441. AC_TRY_COMPILE([
  442. #include <netdb.h>
  443. ], [
  444. char *cp1;
  445. struct hostent *h1;
  446. struct hostent_data hd;
  447. (void) gethostbyname_r(cp1,h1,&hd);
  448. ], [
  449. AC_DEFINE(HAVE_GETHOSTBYNAME_R)
  450. AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1,
  451. [Define this if gethostbyname_r takes 3 arguments])
  452. AC_MSG_RESULT(3)
  453. ], [
  454. AC_MSG_RESULT(0)
  455. ])
  456. ])
  457. ])
  458. CFLAGS=$OLD_CFLAGS
  459. ])
  460. AC_CACHE_CHECK([whether the C compiler supports __func__],
  461. tor_cv_have_func_macro,
  462. AC_COMPILE_IFELSE([
  463. #include <stdio.h>
  464. int main(int c, char **v) { puts(__func__); }],
  465. tor_cv_have_func_macro=yes,
  466. tor_cv_have_func_macro=no))
  467. AC_CACHE_CHECK([whether the C compiler supports __FUNC__],
  468. tor_cv_have_FUNC_macro,
  469. AC_COMPILE_IFELSE([
  470. #include <stdio.h>
  471. int main(int c, char **v) { puts(__FUNC__); }],
  472. tor_cv_have_FUNC_macro=yes,
  473. tor_cv_have_FUNC_macro=no))
  474. AC_CACHE_CHECK([whether the C compiler supports __FUNCTION__],
  475. tor_cv_have_FUNCTION_macro,
  476. AC_COMPILE_IFELSE([
  477. #include <stdio.h>
  478. int main(int c, char **v) { puts(__FUNCTION__); }],
  479. tor_cv_have_FUNCTION_macro=yes,
  480. tor_cv_have_FUNCTION_macro=no))
  481. if test $tor_cv_have_func_macro = 'yes'; then
  482. AC_DEFINE(HAVE_MACRO__func__, 1, [Defined if the compiler supports __func__])
  483. fi
  484. if test $tor_cv_have_FUNC_macro = 'yes'; then
  485. AC_DEFINE(HAVE_MACRO__FUNC__, 1, [Defined if the compiler supports __FUNC__])
  486. fi
  487. if test $tor_cv_have_FUNCTION_macro = 'yes'; then
  488. AC_DEFINE(HAVE_MACRO__FUNCTION__, 1,
  489. [Defined if the compiler supports __FUNCTION__])
  490. fi
  491. # $prefix stores the value of the --prefix command line option, or
  492. # NONE if the option wasn't set. In the case that it wasn't set, make
  493. # it be the default, so that we can use it to expand directories now.
  494. if test "x$prefix" = "xNONE"; then
  495. prefix=$ac_default_prefix
  496. fi
  497. # and similarly for $exec_prefix
  498. if test "x$exec_prefix" = "xNONE"; then
  499. exec_prefix=$prefix
  500. fi
  501. if test "x$CONFDIR" = "x"; then
  502. CONFDIR=`eval echo $sysconfdir/tor`
  503. fi
  504. AC_SUBST(CONFDIR)
  505. AH_TEMPLATE([CONFDIR],[tor's configuration directory])
  506. AC_DEFINE_UNQUOTED(CONFDIR,"$CONFDIR")
  507. BINDIR=`eval echo $bindir`
  508. AC_SUBST(BINDIR)
  509. LOCALSTATEDIR=`eval echo $localstatedir`
  510. AC_SUBST(LOCALSTATEDIR)
  511. AH_TEMPLATE([LOCALSTATEDIR], [Default location to store state files.])
  512. AC_DEFINE_UNQUOTED(LOCALSTATEDIR,"$LOCALSTATEDIR")
  513. # Set CFLAGS _after_ all the above checks, since our warnings are stricter
  514. # than autoconf's macros like.
  515. if test $ac_cv_c_compiler_gnu = yes; then
  516. CFLAGS="$CFLAGS -Wall -g -O2"
  517. else
  518. CFLAGS="$CFLAGS -g -O"
  519. enable_gcc_warnings=no
  520. fi
  521. # Add some more warnings which we use in the cvs version but not in the
  522. # released versions. (Some relevant gcc versions can't handle these.)
  523. if test x$enable_gcc_warnings = xyes; then
  524. AC_COMPILE_IFELSE(AC_LANG_PROGRAM([], [
  525. #if !defined(__GNUC__) || (__GNUC__ < 4)
  526. #error
  527. #endif]), have_gcc4=yes, have_gcc4=no)
  528. CFLAGS="$CFLAGS -W -Wfloat-equal -Wundef -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wchar-subscripts -Wcomment -Wformat=2 -Wwrite-strings -Waggregate-return -Wmissing-declarations -Wredundant-decls -Wnested-externs -Wbad-function-cast -Wswitch-enum -Werror"
  529. if test x$have_gcc4 = xyes ; then
  530. # These warnings break gcc 3.3.5 and work on gcc 4.0.2
  531. CFLAGS="$CFLAGS -Winit-self -Wmissing-field-initializers -Wdeclaration-after-statement -Wold-style-definition"
  532. fi
  533. ##This will break the world on some 64-bit architectures
  534. # CFLAGS="$CFLAGS -Winline"
  535. fi
  536. 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])
  537. AC_OUTPUT
  538. if test -x /usr/bin/perl && test -x ./contrib/updateVersions.pl ; then
  539. ./contrib/updateVersions.pl
  540. fi