configure.ac 50 KB

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  1. dnl Copyright (c) 2001-2004, Roger Dingledine
  2. dnl Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson
  3. dnl Copyright (c) 2007-2013, The Tor Project, Inc.
  4. dnl See LICENSE for licensing information
  5. AC_INIT([tor],[0.2.5.4-alpha])
  6. AC_CONFIG_SRCDIR([src/or/main.c])
  7. AC_CONFIG_MACRO_DIR([m4])
  8. AM_INIT_AUTOMAKE
  9. m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  10. AC_CONFIG_HEADERS([orconfig.h])
  11. AC_CANONICAL_HOST
  12. if test -f /etc/redhat-release ; then
  13. if test -f /usr/kerberos/include ; then
  14. CPPFLAGS="$CPPFLAGS -I/usr/kerberos/include"
  15. fi
  16. fi
  17. # Not a no-op; we want to make sure that CPPFLAGS is set before we use
  18. # the += operator on it in src/or/Makefile.am
  19. CPPFLAGS="$CPPFLAGS -I\${top_srcdir}/src/common"
  20. #XXXX020 We should make these enabled or not, before 0.2.0.x-final
  21. AC_ARG_ENABLE(buf-freelists,
  22. AS_HELP_STRING(--disable-buf-freelists, disable freelists for buffer RAM))
  23. AC_ARG_ENABLE(openbsd-malloc,
  24. AS_HELP_STRING(--enable-openbsd-malloc, Use malloc code from openbsd. Linux only))
  25. AC_ARG_ENABLE(instrument-downloads,
  26. AS_HELP_STRING(--enable-instrument-downloads, Instrument downloads of directory resources etc.))
  27. AC_ARG_ENABLE(static-openssl,
  28. AS_HELP_STRING(--enable-static-openssl, Link against a static openssl library. Requires --with-openssl-dir))
  29. AC_ARG_ENABLE(static-libevent,
  30. AS_HELP_STRING(--enable-static-libevent, Link against a static libevent library. Requires --with-libevent-dir))
  31. AC_ARG_ENABLE(static-zlib,
  32. AS_HELP_STRING(--enable-static-zlib, Link against a static zlib library. Requires --with-zlib-dir))
  33. AC_ARG_ENABLE(static-tor,
  34. AS_HELP_STRING(--enable-static-tor, Create an entirely static Tor binary. Requires --with-openssl-dir and --with-libevent-dir and --with-zlib-dir))
  35. AC_ARG_ENABLE(curve25519,
  36. AS_HELP_STRING(--disable-curve25519, Build Tor with no curve25519 elliptic-curve crypto support))
  37. AC_ARG_ENABLE(unittests,
  38. AS_HELP_STRING(--disable-unittests, [Don't build unit tests for Tor. Risky!]))
  39. AC_ARG_ENABLE(coverage,
  40. AS_HELP_STRING(--enable-coverage, [Enable coverage support in the unit-test build]))
  41. AM_CONDITIONAL(UNITTESTS_ENABLED, test x$enable_unittests != xno)
  42. AM_CONDITIONAL(COVERAGE_ENABLED, test x$enable_coverage = xyes)
  43. if test "$enable_static_tor" = "yes"; then
  44. enable_static_libevent="yes";
  45. enable_static_openssl="yes";
  46. enable_static_zlib="yes";
  47. CFLAGS="$CFLAGS -static"
  48. fi
  49. if test x$enable_buf_freelists != xno; then
  50. AC_DEFINE(ENABLE_BUF_FREELISTS, 1,
  51. [Defined if we try to use freelists for buffer RAM chunks])
  52. fi
  53. AM_CONDITIONAL(USE_OPENBSD_MALLOC, test x$enable_openbsd_malloc = xyes)
  54. if test x$enable_instrument_downloads = xyes; then
  55. AC_DEFINE(INSTRUMENT_DOWNLOADS, 1,
  56. [Defined if we want to keep track of how much of each kind of resource we download.])
  57. fi
  58. AC_ARG_ENABLE(transparent,
  59. AS_HELP_STRING(--disable-transparent, disable transparent proxy support),
  60. [case "${enableval}" in
  61. yes) transparent=true ;;
  62. no) transparent=false ;;
  63. *) AC_MSG_ERROR(bad value for --enable-transparent) ;;
  64. esac], [transparent=true])
  65. AC_ARG_ENABLE(asciidoc,
  66. AS_HELP_STRING(--disable-asciidoc, don't use asciidoc (disables building of manpages)),
  67. [case "${enableval}" in
  68. yes) asciidoc=true ;;
  69. no) asciidoc=false ;;
  70. *) AC_MSG_ERROR(bad value for --disable-asciidoc) ;;
  71. esac], [asciidoc=true])
  72. # By default, we're not ready to ship a NAT-PMP aware Tor
  73. AC_ARG_ENABLE(nat-pmp,
  74. AS_HELP_STRING(--enable-nat-pmp, enable NAT-PMP support),
  75. [case "${enableval}" in
  76. yes) natpmp=true ;;
  77. no) natpmp=false ;;
  78. * ) AC_MSG_ERROR(bad value for --enable-nat-pmp) ;;
  79. esac], [natpmp=false])
  80. # By default, we're not ready to ship a UPnP aware Tor
  81. AC_ARG_ENABLE(upnp,
  82. AS_HELP_STRING(--enable-upnp, enable UPnP support),
  83. [case "${enableval}" in
  84. yes) upnp=true ;;
  85. no) upnp=false ;;
  86. * ) AC_MSG_ERROR(bad value for --enable-upnp) ;;
  87. esac], [upnp=false])
  88. AC_ARG_ENABLE(threads,
  89. AS_HELP_STRING(--disable-threads, disable multi-threading support))
  90. if test x$enable_threads = x; then
  91. case $host in
  92. *-*-solaris* )
  93. # Don't try multithreading on solaris -- cpuworkers seem to lock.
  94. AC_MSG_NOTICE([You are running Solaris; Sometimes threading makes
  95. cpu workers lock up here, so I will disable threads.])
  96. enable_threads="no";;
  97. *)
  98. enable_threads="yes";;
  99. esac
  100. fi
  101. if test "$enable_threads" = "yes"; then
  102. AC_DEFINE(ENABLE_THREADS, 1, [Defined if we will try to use multithreading])
  103. fi
  104. case $host in
  105. *-*-solaris* )
  106. AC_DEFINE(_REENTRANT, 1, [Define on some platforms to activate x_r() functions in time.h])
  107. ;;
  108. esac
  109. AC_ARG_ENABLE(gcc-warnings,
  110. AS_HELP_STRING(--enable-gcc-warnings, enable verbose warnings))
  111. AC_ARG_ENABLE(gcc-warnings-advisory,
  112. AS_HELP_STRING(--enable-gcc-warnings-advisory, [enable verbose warnings, excluding -Werror]))
  113. dnl Others suggest '/gs /safeseh /nxcompat /dynamicbase' for non-gcc on Windows
  114. AC_ARG_ENABLE(gcc-hardening,
  115. AS_HELP_STRING(--disable-gcc-hardening, disable compiler security checks))
  116. AC_ARG_ENABLE(expensive-hardening,
  117. AS_HELP_STRING(--enable-expensive-hardening, enable more expensive compiler hardening; makes Tor slower))
  118. dnl Linker hardening options
  119. dnl Currently these options are ELF specific - you can't use this with MacOSX
  120. AC_ARG_ENABLE(linker-hardening,
  121. AS_HELP_STRING(--disable-linker-hardening, disable linker security fixups))
  122. AC_ARG_ENABLE(local-appdata,
  123. AS_HELP_STRING(--enable-local-appdata, default to host local application data paths on Windows))
  124. if test "$enable_local_appdata" = "yes"; then
  125. AC_DEFINE(ENABLE_LOCAL_APPDATA, 1,
  126. [Defined if we default to host local appdata paths on Windows])
  127. fi
  128. # Tor2web mode flag
  129. AC_ARG_ENABLE(tor2web-mode,
  130. AS_HELP_STRING(--enable-tor2web-mode, support tor2web non-anonymous mode),
  131. [if test x$enableval = xyes; then
  132. CFLAGS="$CFLAGS -D ENABLE_TOR2WEB_MODE=1"
  133. fi])
  134. AC_ARG_ENABLE(bufferevents,
  135. AS_HELP_STRING(--enable-bufferevents, use Libevent's buffered IO.))
  136. AC_ARG_ENABLE(tool-name-check,
  137. AS_HELP_STRING(--disable-tool-name-check, check for sanely named toolchain when cross-compiling))
  138. dnl check for the correct "ar" when cross-compiling
  139. AN_MAKEVAR([AR], [AC_PROG_AR])
  140. AN_PROGRAM([ar], [AC_PROG_AR])
  141. AC_DEFUN([AC_PROG_AR], [AC_CHECK_TOOL([AR], [ar], [ar])])
  142. AC_PROG_AR
  143. dnl Check whether the above macro has settled for a simply named tool even
  144. dnl though we're cross compiling. We must do this before running AC_PROG_CC,
  145. dnl because that will find any cc on the system, not only the cross-compiler,
  146. dnl and then verify that a binary built with this compiler runs on the
  147. dnl build system. It will then come to the false conclusion that we're not
  148. dnl cross-compiling.
  149. if test x$enable_tool_name_check != xno; then
  150. if test x$ac_tool_warned = xyes; then
  151. AC_MSG_ERROR([We are cross compiling but could not find a properly named toolchain. Do you have your cross-compiling toolchain in PATH? (You can --disable-tool-name-check to ignore this.)])
  152. elif test "x$ac_ct_AR" != x -a x$cross_compiling = xmaybe; then
  153. AC_MSG_ERROR([We think we are cross compiling but could not find a properly named toolchain. Do you have your cross-compiling toolchain in PATH? (You can --disable-tool-name-check to ignore this.)])
  154. fi
  155. fi
  156. AC_PROG_CC
  157. AC_PROG_CPP
  158. AC_PROG_MAKE_SET
  159. AC_PROG_RANLIB
  160. dnl autoconf 2.59 appears not to support AC_PROG_SED
  161. AC_CHECK_PROG([SED],[sed],[sed],[/bin/false])
  162. dnl check for asciidoc and a2x
  163. AC_PATH_PROG([ASCIIDOC], [asciidoc], none)
  164. AC_PATH_PROGS([A2X], [a2x a2x.py], none)
  165. AM_CONDITIONAL(USE_ASCIIDOC, test x$asciidoc = xtrue)
  166. AM_CONDITIONAL(USE_FW_HELPER, test x$natpmp = xtrue || test x$upnp = xtrue)
  167. AM_CONDITIONAL(NAT_PMP, test x$natpmp = xtrue)
  168. AM_CONDITIONAL(MINIUPNPC, test x$upnp = xtrue)
  169. AM_PROG_CC_C_O
  170. AC_ARG_VAR(PYTHON)
  171. AC_CHECK_PROGS(PYTHON, [python python2 python3])
  172. if test "x$PYTHON" = "x"; then
  173. AC_MSG_WARN([Python unavailable; some tests will not be run.])
  174. fi
  175. AM_CONDITIONAL(USEPYTHON, [test "x$PYTHON" != "x"])
  176. ifdef([AC_C_FLEXIBLE_ARRAY_MEMBER], [
  177. AC_C_FLEXIBLE_ARRAY_MEMBER
  178. ], [
  179. dnl Maybe we've got an old autoconf...
  180. AC_CACHE_CHECK([for flexible array members],
  181. tor_cv_c_flexarray,
  182. [AC_COMPILE_IFELSE(
  183. AC_LANG_PROGRAM([
  184. struct abc { int a; char b[]; };
  185. ], [
  186. struct abc *def = malloc(sizeof(struct abc)+sizeof(char));
  187. def->b[0] = 33;
  188. ]),
  189. [tor_cv_c_flexarray=yes],
  190. [tor_cv_c_flexarray=no])])
  191. if test $tor_cv_flexarray = yes ; then
  192. AC_DEFINE([FLEXIBLE_ARRAY_MEMBER], [], [Define to nothing if C supports flexible array members, and to 1 if it does not.])
  193. else
  194. AC_DEFINE([FLEXIBLE_ARRAY_MEMBER], [1], [Define to nothing if C supports flexible array members, and to 1 if it does not.])
  195. fi
  196. ])
  197. AC_PATH_PROG([SHA1SUM], [sha1sum], none)
  198. AC_PATH_PROG([OPENSSL], [openssl], none)
  199. TORUSER=_tor
  200. AC_ARG_WITH(tor-user,
  201. [ --with-tor-user=NAME Specify username for tor daemon ],
  202. [
  203. TORUSER=$withval
  204. ]
  205. )
  206. AC_SUBST(TORUSER)
  207. TORGROUP=_tor
  208. AC_ARG_WITH(tor-group,
  209. [ --with-tor-group=NAME Specify group name for tor daemon ],
  210. [
  211. TORGROUP=$withval
  212. ]
  213. )
  214. AC_SUBST(TORGROUP)
  215. dnl If _WIN32 is defined and non-zero, we are building for win32
  216. AC_MSG_CHECKING([for win32])
  217. AC_RUN_IFELSE([AC_LANG_SOURCE([
  218. int main(int c, char **v) {
  219. #ifdef _WIN32
  220. #if _WIN32
  221. return 0;
  222. #else
  223. return 1;
  224. #endif
  225. #else
  226. return 2;
  227. #endif
  228. }])],
  229. bwin32=true; AC_MSG_RESULT([yes]),
  230. bwin32=false; AC_MSG_RESULT([no]),
  231. bwin32=cross; AC_MSG_RESULT([cross])
  232. )
  233. if test "$bwin32" = cross; then
  234. AC_MSG_CHECKING([for win32 (cross)])
  235. AC_COMPILE_IFELSE([AC_LANG_SOURCE([
  236. #ifdef _WIN32
  237. int main(int c, char **v) {return 0;}
  238. #else
  239. #error
  240. int main(int c, char **v) {return x(y);}
  241. #endif
  242. ])],
  243. bwin32=true; AC_MSG_RESULT([yes]),
  244. bwin32=false; AC_MSG_RESULT([no]))
  245. fi
  246. AM_CONDITIONAL(BUILD_NT_SERVICES, test x$bwin32 = xtrue)
  247. dnl Enable C99 when compiling with MIPSpro
  248. AC_MSG_CHECKING([for MIPSpro compiler])
  249. AC_COMPILE_IFELSE([AC_LANG_PROGRAM(, [
  250. #if (defined(__sgi) && defined(_COMPILER_VERSION))
  251. #error
  252. return x(y);
  253. #endif
  254. ])],
  255. bmipspro=false; AC_MSG_RESULT(no),
  256. bmipspro=true; AC_MSG_RESULT(yes))
  257. if test "$bmipspro" = true; then
  258. CFLAGS="$CFLAGS -c99"
  259. fi
  260. AC_C_BIGENDIAN
  261. AC_SEARCH_LIBS(socket, [socket network])
  262. AC_SEARCH_LIBS(gethostbyname, [nsl])
  263. AC_SEARCH_LIBS(dlopen, [dl])
  264. AC_SEARCH_LIBS(inet_aton, [resolv])
  265. saved_LIBS="$LIBS"
  266. AC_SEARCH_LIBS([clock_gettime], [rt])
  267. if test "$LIBS" != "$saved_LIBS"; then
  268. # Looks like we need -lrt for clock_gettime().
  269. have_rt=yes
  270. fi
  271. if test "$enable_threads" = "yes"; then
  272. AC_SEARCH_LIBS(pthread_create, [pthread])
  273. AC_SEARCH_LIBS(pthread_detach, [pthread])
  274. fi
  275. dnl -------------------------------------------------------------------
  276. dnl Check for functions before libevent, since libevent-1.2 apparently
  277. dnl exports strlcpy without defining it in a header.
  278. AC_CHECK_FUNCS(
  279. _NSGetEnviron \
  280. accept4 \
  281. backtrace \
  282. backtrace_symbols_fd \
  283. clock_gettime \
  284. flock \
  285. ftime \
  286. getaddrinfo \
  287. getifaddrs \
  288. getrlimit \
  289. gettimeofday \
  290. gmtime_r \
  291. inet_aton \
  292. ioctl \
  293. issetugid \
  294. llround \
  295. localtime_r \
  296. lround \
  297. memmem \
  298. prctl \
  299. rint \
  300. sigaction \
  301. socketpair \
  302. strlcat \
  303. strlcpy \
  304. strptime \
  305. strtok_r \
  306. strtoull \
  307. sysconf \
  308. sysctl \
  309. uname \
  310. vasprintf \
  311. _vscprintf
  312. )
  313. if test "$enable_threads" = "yes"; then
  314. AC_CHECK_HEADERS(pthread.h)
  315. AC_CHECK_FUNCS(pthread_create)
  316. fi
  317. dnl ------------------------------------------------------
  318. dnl Where do you live, libevent? And how do we call you?
  319. if test "$bwin32" = true; then
  320. TOR_LIB_WS32=-lws2_32
  321. TOR_LIB_IPHLPAPI=-liphlpapi
  322. # Some of the cargo-cults recommend -lwsock32 as well, but I don't
  323. # think it's actually necessary.
  324. TOR_LIB_GDI=-lgdi32
  325. else
  326. TOR_LIB_WS32=
  327. TOR_LIB_GDI=
  328. fi
  329. AC_SUBST(TOR_LIB_WS32)
  330. AC_SUBST(TOR_LIB_GDI)
  331. AC_SUBST(TOR_LIB_IPHLPAPI)
  332. dnl We need to do this before we try our disgusting hack below.
  333. AC_CHECK_HEADERS([sys/types.h])
  334. dnl This is a disgusting hack so we safely include older libevent headers.
  335. AC_CHECK_TYPE(u_int64_t, unsigned long long)
  336. AC_CHECK_TYPE(u_int32_t, unsigned long)
  337. AC_CHECK_TYPE(u_int16_t, unsigned short)
  338. AC_CHECK_TYPE(u_int8_t, unsigned char)
  339. tor_libevent_pkg_redhat="libevent"
  340. tor_libevent_pkg_debian="libevent-dev"
  341. tor_libevent_devpkg_redhat="libevent-devel"
  342. tor_libevent_devpkg_debian="libevent-dev"
  343. dnl On Gnu/Linux or any place we require it, we'll add librt to the Libevent
  344. dnl linking for static builds.
  345. STATIC_LIBEVENT_FLAGS=""
  346. if test "$enable_static_libevent" = "yes"; then
  347. if test "$have_rt" = yes; then
  348. STATIC_LIBEVENT_FLAGS=" -lrt "
  349. fi
  350. fi
  351. TOR_SEARCH_LIBRARY(libevent, $trylibeventdir, [-levent $STATIC_LIBEVENT_FLAGS $TOR_LIB_WS32], [
  352. #ifdef _WIN32
  353. #include <winsock2.h>
  354. #endif
  355. #include <stdlib.h>
  356. #include <sys/time.h>
  357. #include <sys/types.h>
  358. #include <event.h>], [
  359. #ifdef _WIN32
  360. #include <winsock2.h>
  361. #endif
  362. void exit(int); void *event_init(void);],
  363. [
  364. #ifdef _WIN32
  365. {WSADATA d; WSAStartup(0x101,&d); }
  366. #endif
  367. event_init(); exit(0);
  368. ], [--with-libevent-dir], [/opt/libevent])
  369. dnl Now check for particular libevent functions.
  370. save_LIBS="$LIBS"
  371. save_LDFLAGS="$LDFLAGS"
  372. save_CPPFLAGS="$CPPFLAGS"
  373. LIBS="-levent $STATIC_LIBEVENT_FLAGS $TOR_LIB_WS32 $LIBS"
  374. LDFLAGS="$TOR_LDFLAGS_libevent $LDFLAGS"
  375. CPPFLAGS="$TOR_CPPFLAGS_libevent $CPPFLAGS"
  376. AC_CHECK_FUNCS([event_get_version \
  377. event_get_version_number \
  378. event_get_method \
  379. event_set_log_callback \
  380. evdns_set_outgoing_bind_address \
  381. evutil_secure_rng_set_urandom_device_file \
  382. evutil_secure_rng_init \
  383. event_base_loopexit])
  384. AC_CHECK_MEMBERS([struct event.min_heap_idx], , ,
  385. [#include <event.h>
  386. ])
  387. AC_CHECK_HEADERS(event2/event.h event2/dns.h event2/bufferevent_ssl.h)
  388. LIBS="$save_LIBS"
  389. LDFLAGS="$save_LDFLAGS"
  390. CPPFLAGS="$save_CPPFLAGS"
  391. AM_CONDITIONAL(USE_EXTERNAL_EVDNS, test x$ac_cv_header_event2_dns_h = xyes)
  392. if test "$enable_static_libevent" = "yes"; then
  393. if test "$tor_cv_library_libevent_dir" = "(system)"; then
  394. AC_MSG_ERROR("You must specify an explicit --with-libevent-dir=x option when using --enable-static-libevent")
  395. else
  396. TOR_LIBEVENT_LIBS="$TOR_LIBDIR_libevent/libevent.a $STATIC_LIBEVENT_FLAGS"
  397. fi
  398. else
  399. TOR_LIBEVENT_LIBS="-levent"
  400. fi
  401. dnl This isn't the best test for Libevent 2.0.3-alpha. Once it's released,
  402. dnl we can do much better.
  403. if test "$enable_bufferevents" = "yes" ; then
  404. if test "$ac_cv_header_event2_bufferevent_ssl_h" != "yes" ; then
  405. AC_MSG_ERROR([You've asked for bufferevent support, but you're using a version of Libevent without SSL support. This won't work. We need Libevent 2.0.8-rc or later, and you don't seem to even have Libevent 2.0.3-alpha.])
  406. else
  407. CPPFLAGS="$CPPFLAGS $TOR_CPPFLAGS_libevent"
  408. # Check for the right version. First see if version detection works.
  409. AC_MSG_CHECKING([whether we can detect the Libevent version])
  410. AC_COMPILE_IFELSE([AC_LANG_SOURCE([
  411. #include <event2/event.h>
  412. #if !defined(LIBEVENT_VERSION_NUMBER) || LIBEVENT_VERSION_NUMBER < 10
  413. #error
  414. int x = y(zz);
  415. #else
  416. int x = 1;
  417. #endif
  418. ])], [event_version_number_works=yes; AC_MSG_RESULT([yes]) ],
  419. [event_version_number_works=no; AC_MSG_RESULT([no])])
  420. if test "$event_version_number_works" != 'yes'; then
  421. AC_MSG_WARN([Version detection on Libevent seems broken. Your Libevent installation is probably screwed up or very old.])
  422. else
  423. AC_MSG_CHECKING([whether Libevent is new enough for bufferevents])
  424. AC_COMPILE_IFELSE([AC_LANG_SOURCE([
  425. #include <event2/event.h>
  426. #if !defined(LIBEVENT_VERSION_NUMBER) || LIBEVENT_VERSION_NUMBER < 0x02000d00
  427. #error
  428. int x = y(zz);
  429. #else
  430. int x = 1;
  431. #endif
  432. ])], [ AC_MSG_RESULT([yes]) ],
  433. [ AC_MSG_RESULT([no])
  434. AC_MSG_ERROR([Libevent does not seem new enough to support bufferevents. We require 2.0.13-stable or later]) ] )
  435. fi
  436. fi
  437. fi
  438. LIBS="$save_LIBS"
  439. LDFLAGS="$save_LDFLAGS"
  440. CPPFLAGS="$save_CPPFLAGS"
  441. AM_CONDITIONAL(USE_BUFFEREVENTS, test "$enable_bufferevents" = "yes")
  442. if test "$enable_bufferevents" = "yes"; then
  443. AC_DEFINE(USE_BUFFEREVENTS, 1, [Defined if we're going to use Libevent's buffered IO API])
  444. if test "$enable_static_libevent" = "yes"; then
  445. TOR_LIBEVENT_LIBS="$TOR_LIBDIR_libevent/libevent_openssl.a $TOR_LIBEVENT_LIBS"
  446. else
  447. TOR_LIBEVENT_LIBS="-levent_openssl $TOR_LIBEVENT_LIBS"
  448. fi
  449. fi
  450. AC_SUBST(TOR_LIBEVENT_LIBS)
  451. dnl ------------------------------------------------------
  452. dnl Where do you live, libm?
  453. dnl On some platforms (Haiku/BeOS) the math library is
  454. dnl part of libroot. In which case don't link against lm
  455. TOR_LIB_MATH=""
  456. save_LIBS="$LIBS"
  457. AC_SEARCH_LIBS(pow, [m], , AC_MSG_ERROR([Could not find pow in libm or libc.]))
  458. if test "$ac_cv_search_pow" != "none required"; then
  459. TOR_LIB_MATH="$ac_cv_search_pow"
  460. fi
  461. LIBS="$save_LIBS"
  462. AC_SUBST(TOR_LIB_MATH)
  463. dnl ------------------------------------------------------
  464. dnl Where do you live, openssl? And how do we call you?
  465. tor_openssl_pkg_redhat="openssl"
  466. tor_openssl_pkg_debian="libssl-dev"
  467. tor_openssl_devpkg_redhat="openssl-devel"
  468. tor_openssl_devpkg_debian="libssl-dev"
  469. ALT_openssl_WITHVAL=""
  470. AC_ARG_WITH(ssl-dir,
  471. [ --with-ssl-dir=PATH Obsolete alias for --with-openssl-dir ],
  472. [
  473. if test "x$withval" != xno && test "x$withval" != "x" ; then
  474. ALT_openssl_WITHVAL="$withval"
  475. fi
  476. ])
  477. TOR_SEARCH_LIBRARY(openssl, $tryssldir, [-lssl -lcrypto $TOR_LIB_GDI],
  478. [#include <openssl/rand.h>],
  479. [void RAND_add(const void *buf, int num, double entropy);],
  480. [RAND_add((void*)0,0,0); exit(0);], [],
  481. [/usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/athena /opt/openssl])
  482. dnl XXXX check for OPENSSL_VERSION_NUMBER == SSLeay()
  483. if test "$enable_static_openssl" = "yes"; then
  484. if test "$tor_cv_library_openssl_dir" = "(system)"; then
  485. AC_MSG_ERROR("You must specify an explicit --with-openssl-dir=x option when using --enable-static-openssl")
  486. else
  487. TOR_OPENSSL_LIBS="$TOR_LIBDIR_openssl/libssl.a $TOR_LIBDIR_openssl/libcrypto.a"
  488. fi
  489. else
  490. TOR_OPENSSL_LIBS="-lssl -lcrypto"
  491. fi
  492. AC_SUBST(TOR_OPENSSL_LIBS)
  493. dnl ------------------------------------------------------
  494. dnl Where do you live, zlib? And how do we call you?
  495. tor_zlib_pkg_redhat="zlib"
  496. tor_zlib_pkg_debian="zlib1g"
  497. tor_zlib_devpkg_redhat="zlib-devel"
  498. tor_zlib_devpkg_debian="zlib1g-dev"
  499. TOR_SEARCH_LIBRARY(zlib, $tryzlibdir, [-lz],
  500. [#include <zlib.h>],
  501. [const char * zlibVersion(void);],
  502. [zlibVersion(); exit(0);], [--with-zlib-dir],
  503. [/opt/zlib])
  504. if test "$enable_static_zlib" = "yes"; then
  505. if test "$tor_cv_library_zlib_dir" = "(system)"; then
  506. AC_MSG_ERROR("You must specify an explicit --with-zlib-dir=x option when
  507. using --enable-static-zlib")
  508. else
  509. TOR_ZLIB_LIBS="$TOR_LIBDIR_zlib/libz.a"
  510. fi
  511. else
  512. TOR_ZLIB_LIBS="-lz"
  513. fi
  514. AC_SUBST(TOR_ZLIB_LIBS)
  515. dnl ---------------------------------------------------------------------
  516. dnl Now that we know about our major libraries, we can check for compiler
  517. dnl and linker hardening options. We need to do this with the libraries known,
  518. dnl since sometimes the linker will like an option but not be willing to
  519. dnl use it with a build of a library.
  520. all_ldflags_for_check="$TOR_LDFLAGS_zlib $TOR_LDFLAGS_openssl $TOR_LDFLAGS_libevent"
  521. all_libs_for_check="$TOR_ZLIB_LIBS $TOR_LIB_MATH $TOR_LIBEVENT_LIBS $TOR_OPENSSL_LIBS $TOR_LIB_WS32 $TOR_LIB_GDI"
  522. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [
  523. #if !defined(__clang__)
  524. #error
  525. #endif])], have_clang=yes, have_clang=no)
  526. if test x$enable_gcc_hardening != xno; then
  527. CFLAGS="$CFLAGS -D_FORTIFY_SOURCE=2"
  528. if test x$have_clang = xyes; then
  529. TOR_CHECK_CFLAGS(-Qunused-arguments)
  530. fi
  531. TOR_CHECK_CFLAGS(-fstack-protector-all, also_link)
  532. AS_VAR_PUSHDEF([can_compile], [tor_cv_cflags_-fstack-protector-all])
  533. AS_VAR_PUSHDEF([can_link], [tor_can_link_-fstack-protector-all])
  534. AS_VAR_IF(can_compile, [yes],
  535. AS_VAR_IF(can_link, [yes],
  536. [],
  537. AC_MSG_ERROR([We tried to build with stack protection; it looks like your compiler supports it but your libc does not provide it. Are you missing libssp? (You can --disable-gcc-hardening to ignore this error.)]))
  538. )
  539. AS_VAR_POPDEF([can_link])
  540. AS_VAR_POPDEF([can_compile])
  541. TOR_CHECK_CFLAGS(-Wstack-protector)
  542. TOR_CHECK_CFLAGS(-fwrapv)
  543. TOR_CHECK_CFLAGS(--param ssp-buffer-size=1)
  544. if test "$bwin32" = "false"; then
  545. TOR_CHECK_CFLAGS(-fPIE)
  546. TOR_CHECK_LDFLAGS(-pie, "$all_ldflags_for_check", "$all_libs_for_check")
  547. fi
  548. fi
  549. if test x$enable_expensive_hardening = xyes ; then
  550. TOR_CHECK_CFLAGS([-fsanitize=address])
  551. TOR_CHECK_CFLAGS([-fsanitize=undefined])
  552. TOR_CHECK_CFLAGS([-fno-omit-frame-pointer])
  553. fi
  554. if test x$enable_linker_hardening != xno; then
  555. TOR_CHECK_LDFLAGS(-z relro -z now, "$all_ldflags_for_check", "$all_libs_for_check")
  556. fi
  557. # For backtrace support
  558. TOR_CHECK_LDFLAGS(-rdynamic)
  559. dnl ------------------------------------------------------
  560. dnl Now see if we have a -fomit-frame-pointer compiler option.
  561. saved_CFLAGS="$CFLAGS"
  562. TOR_CHECK_CFLAGS(-fomit-frame-pointer)
  563. F_OMIT_FRAME_POINTER=''
  564. if test "$saved_CFLAGS" != "$CFLAGS"; then
  565. if test x$enable_expensive_hardening != xyes ; then
  566. F_OMIT_FRAME_POINTER='-fomit-frame-pointer'
  567. fi
  568. fi
  569. CFLAGS="$saved_CFLAGS"
  570. AC_SUBST(F_OMIT_FRAME_POINTER)
  571. dnl ------------------------------------------------------
  572. dnl If we are adding -fomit-frame-pointer (or if the compiler's doing it
  573. dnl for us, as GCC 4.6 and later do at many optimization levels), then
  574. dnl we should try to add -fasynchronous-unwind-tables so that our backtrace
  575. dnl code will work.
  576. TOR_CHECK_CFLAGS(-fasynchronous-unwind-tables)
  577. dnl ------------------------------------------------------
  578. dnl Where do you live, libnatpmp? And how do we call you?
  579. dnl There are no packages for Debian or Redhat as of this patch
  580. if test "$natpmp" = "true"; then
  581. AC_DEFINE(NAT_PMP, 1, [Define to 1 if we are building with nat-pmp.])
  582. TOR_SEARCH_LIBRARY(libnatpmp, $trylibnatpmpdir, [-lnatpmp $TOR_LIB_WS32 $TOR_LIB_IPHLPAPI],
  583. [#include <natpmp.h>],
  584. [#ifdef _WIN32
  585. #define STATICLIB
  586. #endif
  587. #include <natpmp.h>],
  588. [ int r;
  589. natpmp_t natpmp;
  590. natpmpresp_t response;
  591. r = initnatpmp(&natpmp, 0, 0);],
  592. [printf("initnatpmp() returned %d (%s)\n", r, r?"FAILED":"SUCCESS");
  593. exit(0);],
  594. [--with-libnatpmp-dir],
  595. [/usr/lib/])
  596. fi
  597. dnl ------------------------------------------------------
  598. dnl Where do you live, libminiupnpc? And how do we call you?
  599. dnl There are no packages for Debian or Redhat as of this patch
  600. if test "$upnp" = "true"; then
  601. AC_DEFINE(MINIUPNPC, 1, [Define to 1 if we are building with UPnP.])
  602. dnl Before we call TOR_SEARCH_LIBRARY we'll do a quick compile test
  603. dnl to see if we have miniupnpc-1.5 or -1.6
  604. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <miniupnpc/miniupnpc.h>],
  605. [upnpDiscover(1, 0, 0, 0);exit(0);])],[miniupnpc15="true"],[miniupnpc15="false"])
  606. if test "$miniupnpc15" = "true" ; then
  607. AC_DEFINE([MINIUPNPC15],[1],[libminiupnpc version 1.5 found])
  608. TOR_SEARCH_LIBRARY(libminiupnpc, $trylibminiupnpcdir, [-lminiupnpc $TOR_LIB_WS32 $TOR_LIB_IPHLPAPI],
  609. [#include <miniupnpc/miniwget.h>
  610. #include <miniupnpc/miniupnpc.h>
  611. #include <miniupnpc/upnpcommands.h>],
  612. [void upnpDiscover(int delay, const char * multicastif,
  613. const char * minissdpdsock, int sameport);],
  614. [upnpDiscover(1, 0, 0, 0); exit(0);],
  615. [--with-libminiupnpc-dir],
  616. [/usr/lib/])
  617. else
  618. TOR_SEARCH_LIBRARY(libminiupnpc, $trylibminiupnpcdir, [-lminiupnpc $TOR_LIB_WS32 $TOR_LIB_IPHLPAPI],
  619. [#include <miniupnpc/miniwget.h>
  620. #include <miniupnpc/miniupnpc.h>
  621. #include <miniupnpc/upnpcommands.h>],
  622. [void upnpDiscover(int delay, const char * multicastif,
  623. const char * minissdpdsock, int sameport, int ipv6, int * error);],
  624. [upnpDiscover(1, 0, 0, 0, 0, 0); exit(0);],
  625. [--with-libminiupnpc-dir],
  626. [/usr/lib/])
  627. fi
  628. fi
  629. dnl ============================================================
  630. dnl Check for libseccomp
  631. AC_CHECK_HEADERS([seccomp.h])
  632. AC_SEARCH_LIBS(seccomp_init, [seccomp])
  633. dnl ============================================================
  634. dnl We need an implementation of curve25519.
  635. dnl set these defaults.
  636. have_a_curve25519=no
  637. build_curve25519_donna=no
  638. build_curve25519_donna_c64=no
  639. use_curve25519_donna=no
  640. use_curve25519_nacl=no
  641. CURVE25519_LIBS=
  642. if test x$enable_curve25519 != xno; then
  643. dnl The best choice is using curve25519-donna-c64, but that requires
  644. dnl that we
  645. AC_CACHE_CHECK([whether we can use curve25519-donna-c64],
  646. tor_cv_can_use_curve25519_donna_c64,
  647. [AC_RUN_IFELSE(
  648. [AC_LANG_PROGRAM([dnl
  649. #include <stdint.h>
  650. typedef unsigned uint128_t __attribute__((mode(TI)));
  651. int func(uint64_t a, uint64_t b) {
  652. uint128_t c = ((uint128_t)a) * b;
  653. int ok = ((uint64_t)(c>>96)) == 522859 &&
  654. (((uint64_t)(c>>64))&0xffffffffL) == 3604448702L &&
  655. (((uint64_t)(c>>32))&0xffffffffL) == 2351960064L &&
  656. (((uint64_t)(c))&0xffffffffL) == 0;
  657. return ok;
  658. }
  659. ], [dnl
  660. int ok = func( ((uint64_t)2000000000) * 1000000000,
  661. ((uint64_t)1234567890) << 24);
  662. return !ok;
  663. ])],
  664. [tor_cv_can_use_curve25519_donna_c64=yes],
  665. [tor_cv_can_use_curve25519_donna_c64=no],
  666. [AC_COMPILE_IFELSE(
  667. [AC_LANG_PROGRAM([dnl
  668. #include <stdint.h>
  669. typedef unsigned uint128_t __attribute__((mode(TI)));
  670. int func(uint64_t a, uint64_t b) {
  671. uint128_t c = ((uint128_t)a) * b;
  672. int ok = ((uint64_t)(c>>96)) == 522859 &&
  673. (((uint64_t)(c>>64))&0xffffffffL) == 3604448702L &&
  674. (((uint64_t)(c>>32))&0xffffffffL) == 2351960064L &&
  675. (((uint64_t)(c))&0xffffffffL) == 0;
  676. return ok;
  677. }
  678. ], [dnl
  679. int ok = func( ((uint64_t)2000000000) * 1000000000,
  680. ((uint64_t)1234567890) << 24);
  681. return !ok;
  682. ])],
  683. [tor_cv_can_use_curve25519_donna_c64=cross],
  684. [tor_cv_can_use_curve25519_donna_c64=no])])])
  685. AC_CHECK_HEADERS([crypto_scalarmult_curve25519.h \
  686. nacl/crypto_scalarmult_curve25519.h])
  687. AC_CACHE_CHECK([for nacl compiled with a fast curve25519 implementation],
  688. tor_cv_can_use_curve25519_nacl,
  689. [tor_saved_LIBS="$LIBS"
  690. LIBS="$LIBS -lnacl"
  691. AC_LINK_IFELSE(
  692. [AC_LANG_PROGRAM([dnl
  693. #ifdef HAVE_CRYPTO_SCALARMULT_CURVE25519_H
  694. #include <crypto_scalarmult_curve25519.h>
  695. #elif defined(HAVE_NACL_CRYPTO_SCALARMULT_CURVE25519_H)
  696. #include <nacl/crypto_scalarmult_curve25519.h>
  697. #endif
  698. #ifdef crypto_scalarmult_curve25519_ref_BYTES
  699. #error Hey, this is the reference implementation! That's not fast.
  700. #endif
  701. ], [
  702. unsigned char *a, *b, *c; crypto_scalarmult_curve25519(a,b,c);
  703. ])], [tor_cv_can_use_curve25519_nacl=yes],
  704. [tor_cv_can_use_curve25519_nacl=no])
  705. LIBS="$tor_saved_LIBS" ])
  706. dnl Okay, now we need to figure out which one to actually use. Fall back
  707. dnl to curve25519-donna.c
  708. if test x$tor_cv_can_use_curve25519_donna_c64 != xno; then
  709. build_curve25519_donna_c64=yes
  710. use_curve25519_donna=yes
  711. elif test x$tor_cv_can_use_curve25519_nacl = xyes; then
  712. use_curve25519_nacl=yes
  713. CURVE25519_LIBS=-lnacl
  714. else
  715. build_curve25519_donna=yes
  716. use_curve25519_donna=yes
  717. fi
  718. have_a_curve25519=yes
  719. fi
  720. if test x$have_a_curve25519 = xyes; then
  721. AC_DEFINE(CURVE25519_ENABLED, 1,
  722. [Defined if we have a curve25519 implementation])
  723. fi
  724. if test x$use_curve25519_donna = xyes; then
  725. AC_DEFINE(USE_CURVE25519_DONNA, 1,
  726. [Defined if we should use an internal curve25519_donna{,_c64} implementation])
  727. fi
  728. if test x$use_curve25519_nacl = xyes; then
  729. AC_DEFINE(USE_CURVE25519_NACL, 1,
  730. [Defined if we should use a curve25519 from nacl])
  731. fi
  732. AM_CONDITIONAL(BUILD_CURVE25519_DONNA, test x$build_curve25519_donna = xyes)
  733. AM_CONDITIONAL(BUILD_CURVE25519_DONNA_C64, test x$build_curve25519_donna_c64 = xyes)
  734. AM_CONDITIONAL(CURVE25519_ENABLED, test x$have_a_curve25519 = xyes)
  735. AC_SUBST(CURVE25519_LIBS)
  736. dnl Make sure to enable support for large off_t if available.
  737. AC_SYS_LARGEFILE
  738. AC_CHECK_HEADERS(
  739. assert.h \
  740. errno.h \
  741. fcntl.h \
  742. signal.h \
  743. string.h \
  744. sys/fcntl.h \
  745. sys/stat.h \
  746. sys/time.h \
  747. sys/types.h \
  748. time.h \
  749. unistd.h
  750. , , 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.))
  751. dnl These headers are not essential
  752. AC_CHECK_HEADERS(
  753. arpa/inet.h \
  754. crt_externs.h \
  755. execinfo.h \
  756. grp.h \
  757. ifaddrs.h \
  758. inttypes.h \
  759. limits.h \
  760. linux/types.h \
  761. machine/limits.h \
  762. malloc.h \
  763. malloc/malloc.h \
  764. malloc_np.h \
  765. netdb.h \
  766. netinet/in.h \
  767. netinet/in6.h \
  768. pwd.h \
  769. stdint.h \
  770. sys/file.h \
  771. sys/ioctl.h \
  772. sys/limits.h \
  773. sys/mman.h \
  774. sys/param.h \
  775. sys/prctl.h \
  776. sys/resource.h \
  777. sys/socket.h \
  778. sys/sysctl.h \
  779. sys/syslimits.h \
  780. sys/time.h \
  781. sys/types.h \
  782. sys/un.h \
  783. sys/utime.h \
  784. sys/wait.h \
  785. syslog.h \
  786. utime.h
  787. )
  788. AC_CHECK_HEADERS(sys/param.h)
  789. AC_CHECK_HEADERS(net/if.h, net_if_found=1, net_if_found=0,
  790. [#ifdef HAVE_SYS_TYPES_H
  791. #include <sys/types.h>
  792. #endif
  793. #ifdef HAVE_SYS_SOCKET_H
  794. #include <sys/socket.h>
  795. #endif])
  796. AC_CHECK_HEADERS(net/pfvar.h, net_pfvar_found=1, net_pfvar_found=0,
  797. [#ifdef HAVE_SYS_TYPES_H
  798. #include <sys/types.h>
  799. #endif
  800. #ifdef HAVE_SYS_SOCKET_H
  801. #include <sys/socket.h>
  802. #endif
  803. #ifdef HAVE_NET_IF_H
  804. #include <net/if.h>
  805. #endif])
  806. AC_CHECK_HEADERS(linux/netfilter_ipv4.h,
  807. linux_netfilter_ipv4=1, linux_netfilter_ipv4=0,
  808. [#ifdef HAVE_SYS_TYPES_H
  809. #include <sys/types.h>
  810. #endif
  811. #ifdef HAVE_SYS_SOCKET_H
  812. #include <sys/socket.h>
  813. #endif
  814. #ifdef HAVE_LIMITS_H
  815. #include <limits.h>
  816. #endif
  817. #ifdef HAVE_LINUX_TYPES_H
  818. #include <linux/types.h>
  819. #endif
  820. #ifdef HAVE_NETINET_IN6_H
  821. #include <netinet/in6.h>
  822. #endif
  823. #ifdef HAVE_NETINET_IN_H
  824. #include <netinet/in.h>
  825. #endif])
  826. if test x$transparent = xtrue ; then
  827. transparent_ok=0
  828. if test x$net_if_found = x1 && test x$net_pfvar_found = x1 ; then
  829. transparent_ok=1
  830. fi
  831. if test x$linux_netfilter_ipv4 = x1 ; then
  832. transparent_ok=1
  833. fi
  834. if test x$transparent_ok = x1 ; then
  835. AC_DEFINE(USE_TRANSPARENT, 1, "Define to enable transparent proxy support")
  836. case $host in
  837. *-*-openbsd* | *-*-bitrig*)
  838. AC_DEFINE(OPENBSD, 1, "Define to handle pf on OpenBSD properly") ;;
  839. esac
  840. else
  841. AC_MSG_NOTICE([Transparent proxy support enabled, but missing headers.])
  842. fi
  843. fi
  844. AC_CHECK_MEMBERS([struct timeval.tv_sec], , ,
  845. [#ifdef HAVE_SYS_TYPES_H
  846. #include <sys/types.h>
  847. #endif
  848. #ifdef HAVE_SYS_TIME_H
  849. #include <sys/time.h>
  850. #endif])
  851. dnl In case we aren't given a working stdint.h, we'll need to grow our own.
  852. dnl Watch out.
  853. AC_CHECK_SIZEOF(int8_t)
  854. AC_CHECK_SIZEOF(int16_t)
  855. AC_CHECK_SIZEOF(int32_t)
  856. AC_CHECK_SIZEOF(int64_t)
  857. AC_CHECK_SIZEOF(uint8_t)
  858. AC_CHECK_SIZEOF(uint16_t)
  859. AC_CHECK_SIZEOF(uint32_t)
  860. AC_CHECK_SIZEOF(uint64_t)
  861. AC_CHECK_SIZEOF(intptr_t)
  862. AC_CHECK_SIZEOF(uintptr_t)
  863. dnl AC_CHECK_TYPES([int8_t, int16_t, int32_t, int64_t, uint8_t, uint16_t, uint32_t, uint64_t, intptr_t, uintptr_t])
  864. AC_CHECK_SIZEOF(char)
  865. AC_CHECK_SIZEOF(short)
  866. AC_CHECK_SIZEOF(int)
  867. AC_CHECK_SIZEOF(long)
  868. AC_CHECK_SIZEOF(long long)
  869. AC_CHECK_SIZEOF(__int64)
  870. AC_CHECK_SIZEOF(void *)
  871. AC_CHECK_SIZEOF(time_t)
  872. AC_CHECK_SIZEOF(size_t)
  873. AC_CHECK_SIZEOF(pid_t)
  874. AC_CHECK_TYPES([uint, u_char, ssize_t])
  875. AC_PC_FROM_UCONTEXT([/bin/true])
  876. dnl used to include sockaddr_storage, but everybody has that.
  877. AC_CHECK_TYPES([struct in6_addr, struct sockaddr_in6, sa_family_t], , ,
  878. [#ifdef HAVE_SYS_TYPES_H
  879. #include <sys/types.h>
  880. #endif
  881. #ifdef HAVE_NETINET_IN_H
  882. #include <netinet/in.h>
  883. #endif
  884. #ifdef HAVE_NETINET_IN6_H
  885. #include <netinet/in6.h>
  886. #endif
  887. #ifdef HAVE_SYS_SOCKET_H
  888. #include <sys/socket.h>
  889. #endif
  890. #ifdef _WIN32
  891. #define _WIN32_WINNT 0x0501
  892. #define WIN32_LEAN_AND_MEAN
  893. #if defined(_MSC_VER) && (_MSC_VER < 1300)
  894. #include <winsock.h>
  895. #else
  896. #include <winsock2.h>
  897. #include <ws2tcpip.h>
  898. #endif
  899. #endif
  900. ])
  901. AC_CHECK_MEMBERS([struct in6_addr.s6_addr32, struct in6_addr.s6_addr16, struct sockaddr_in.sin_len, struct sockaddr_in6.sin6_len], , ,
  902. [#ifdef HAVE_SYS_TYPES_H
  903. #include <sys/types.h>
  904. #endif
  905. #ifdef HAVE_NETINET_IN_H
  906. #include <netinet/in.h>
  907. #endif
  908. #ifdef HAVE_NETINET_IN6_H
  909. #include <netinet/in6.h>
  910. #endif
  911. #ifdef HAVE_SYS_SOCKET_H
  912. #include <sys/socket.h>
  913. #endif
  914. #ifdef _WIN32
  915. #define _WIN32_WINNT 0x0501
  916. #define WIN32_LEAN_AND_MEAN
  917. #if defined(_MSC_VER) && (_MSC_VER < 1300)
  918. #include <winsock.h>
  919. #else
  920. #include <winsock2.h>
  921. #include <ws2tcpip.h>
  922. #endif
  923. #endif
  924. ])
  925. AC_CHECK_TYPES([rlim_t], , ,
  926. [#ifdef HAVE_SYS_TYPES_H
  927. #include <sys/types.h>
  928. #endif
  929. #ifdef HAVE_SYS_TIME_H
  930. #include <sys/time.h>
  931. #endif
  932. #ifdef HAVE_SYS_RESOURCE_H
  933. #include <sys/resource.h>
  934. #endif
  935. ])
  936. AX_CHECK_SIGN([time_t],
  937. [ AC_DEFINE(TIME_T_IS_SIGNED, 1, [Define if time_t is signed]) ],
  938. [ : ], [
  939. #ifdef HAVE_SYS_TYPES_H
  940. #include <sys/types.h>
  941. #endif
  942. #ifdef HAVE_SYS_TIME_H
  943. #include <sys/time.h>
  944. #endif
  945. #ifdef HAVE_TIME_H
  946. #include <time.h>
  947. #endif
  948. ])
  949. if test "$ax_cv_decl_time_t_signed" = no; then
  950. AC_MSG_WARN([You have an unsigned time_t; some things will probably break. Please tell the Tor developers about your interesting platform.])
  951. fi
  952. AX_CHECK_SIGN([size_t],
  953. [ tor_cv_size_t_signed=yes ],
  954. [ tor_cv_size_t_signed=no ], [
  955. #ifdef HAVE_SYS_TYPES_H
  956. #include <sys/types.h>
  957. #endif
  958. ])
  959. if test "$ax_cv_decl_size_t_signed" = yes; then
  960. AC_MSG_ERROR([You have a signed size_t; that's grossly nonconformant.])
  961. fi
  962. AX_CHECK_SIGN([enum always],
  963. [ AC_DEFINE(ENUM_VALS_ARE_SIGNED, 1, [Define if enum is always signed]) ],
  964. [ : ], [
  965. enum always { AAA, BBB, CCC };
  966. ])
  967. AC_CHECK_SIZEOF(socklen_t, , [AC_INCLUDES_DEFAULT()
  968. #ifdef HAVE_SYS_SOCKET_H
  969. #include <sys/socket.h>
  970. #endif
  971. ])
  972. # We want to make sure that we _don't_ have a cell_t defined, like IRIX does.
  973. AC_CHECK_SIZEOF(cell_t)
  974. # Now make sure that NULL can be represented as zero bytes.
  975. AC_CACHE_CHECK([whether memset(0) sets pointers to NULL], tor_cv_null_is_zero,
  976. [AC_RUN_IFELSE([AC_LANG_SOURCE(
  977. [[#include <stdlib.h>
  978. #include <string.h>
  979. #include <stdio.h>
  980. #ifdef HAVE_STDDEF_H
  981. #include <stddef.h>
  982. #endif
  983. int main () { char *p1,*p2; p1=NULL; memset(&p2,0,sizeof(p2));
  984. return memcmp(&p1,&p2,sizeof(char*))?1:0; }]])],
  985. [tor_cv_null_is_zero=yes],
  986. [tor_cv_null_is_zero=no],
  987. [tor_cv_null_is_zero=cross])])
  988. if test "$tor_cv_null_is_zero" = cross ; then
  989. # Cross-compiling; let's hope that the target isn't raving mad.
  990. AC_MSG_NOTICE([Cross-compiling: we'll assume that NULL is represented as a sequence of 0-valued bytes.])
  991. fi
  992. if test "$tor_cv_null_is_zero" != no; then
  993. AC_DEFINE([NULL_REP_IS_ZERO_BYTES], 1,
  994. [Define to 1 iff memset(0) sets pointers to NULL])
  995. fi
  996. AC_CACHE_CHECK([whether memset(0) sets doubles to 0.0], tor_cv_dbl0_is_zero,
  997. [AC_RUN_IFELSE([AC_LANG_SOURCE(
  998. [[#include <stdlib.h>
  999. #include <string.h>
  1000. #include <stdio.h>
  1001. #ifdef HAVE_STDDEF_H
  1002. #include <stddef.h>
  1003. #endif
  1004. int main () { double d1,d2; d1=0; memset(&d2,0,sizeof(d2));
  1005. return memcmp(&d1,&d2,sizeof(d1))?1:0; }]])],
  1006. [tor_cv_dbl0_is_zero=yes],
  1007. [tor_cv_dbl0_is_zero=no],
  1008. [tor_cv_dbl0_is_zero=cross])])
  1009. if test "$tor_cv_dbl0_is_zero" = cross ; then
  1010. # Cross-compiling; let's hope that the target isn't raving mad.
  1011. AC_MSG_NOTICE([Cross-compiling: we'll assume that 0.0 can be represented as a sequence of 0-valued bytes.])
  1012. fi
  1013. if test "$tor_cv_dbl0_is_zero" != no; then
  1014. AC_DEFINE([DOUBLE_0_REP_IS_ZERO_BYTES], 1,
  1015. [Define to 1 iff memset(0) sets doubles to 0.0])
  1016. fi
  1017. # And what happens when we malloc zero?
  1018. AC_CACHE_CHECK([whether we can malloc(0) safely.], tor_cv_malloc_zero_works,
  1019. [AC_RUN_IFELSE([AC_LANG_SOURCE(
  1020. [[#include <stdlib.h>
  1021. #include <string.h>
  1022. #include <stdio.h>
  1023. #ifdef HAVE_STDDEF_H
  1024. #include <stddef.h>
  1025. #endif
  1026. int main () { return malloc(0)?0:1; }]])],
  1027. [tor_cv_malloc_zero_works=yes],
  1028. [tor_cv_malloc_zero_works=no],
  1029. [tor_cv_malloc_zero_works=cross])])
  1030. if test "$tor_cv_malloc_zero_works" = cross; then
  1031. # Cross-compiling; let's hope that the target isn't raving mad.
  1032. AC_MSG_NOTICE([Cross-compiling: we'll assume that we need to check malloc() arguments for 0.])
  1033. fi
  1034. if test "$tor_cv_malloc_zero_works" = yes; then
  1035. AC_DEFINE([MALLOC_ZERO_WORKS], 1,
  1036. [Define to 1 iff malloc(0) returns a pointer])
  1037. fi
  1038. # whether we seem to be in a 2s-complement world.
  1039. AC_CACHE_CHECK([whether we are using 2s-complement arithmetic], tor_cv_twos_complement,
  1040. [AC_RUN_IFELSE([AC_LANG_SOURCE(
  1041. [[int main () { int problem = ((-99) != (~99)+1);
  1042. return problem ? 1 : 0; }]])],
  1043. [tor_cv_twos_complement=yes],
  1044. [tor_cv_twos_complement=no],
  1045. [tor_cv_twos_complement=cross])])
  1046. if test "$tor_cv_twos_complement" = cross ; then
  1047. # Cross-compiling; let's hope that the target isn't raving mad.
  1048. AC_MSG_NOTICE([Cross-compiling: we'll assume that negative integers are represented with two's complement.])
  1049. fi
  1050. if test "$tor_cv_twos_complement" != no ; then
  1051. AC_DEFINE([USING_TWOS_COMPLEMENT], 1,
  1052. [Define to 1 iff we represent negative integers with two's complement])
  1053. fi
  1054. # What does shifting a negative value do?
  1055. AC_CACHE_CHECK([whether right-shift on negative values does sign-extension], tor_cv_sign_extend,
  1056. [AC_RUN_IFELSE([AC_LANG_SOURCE(
  1057. [[int main () { int okay = (-60 >> 8) == -1; return okay ? 0 : 1; }]])],
  1058. [tor_cv_sign_extend=yes],
  1059. [tor_cv_sign_extend=no],
  1060. [tor_cv_sign_extend=cross])])
  1061. if test "$tor_cv_sign_extend" = cross ; then
  1062. # Cross-compiling; let's hope that the target isn't raving mad.
  1063. AC_MSG_NOTICE([Cross-compiling: we'll assume that right-shifting negative integers causes sign-extension])
  1064. fi
  1065. if test "$tor_cv_sign_extend" != no ; then
  1066. AC_DEFINE([RSHIFT_DOES_SIGN_EXTEND], 1,
  1067. [Define to 1 iff right-shifting a negative value performs sign-extension])
  1068. fi
  1069. # Whether we should use the dmalloc memory allocation debugging library.
  1070. AC_MSG_CHECKING(whether to use dmalloc (debug memory allocation library))
  1071. AC_ARG_WITH(dmalloc,
  1072. [ --with-dmalloc Use debug memory allocation library. ],
  1073. [if [[ "$withval" = "yes" ]]; then
  1074. dmalloc=1
  1075. AC_MSG_RESULT(yes)
  1076. else
  1077. dmalloc=1
  1078. AC_MSG_RESULT(no)
  1079. fi], [ dmalloc=0; AC_MSG_RESULT(no) ]
  1080. )
  1081. if [[ $dmalloc -eq 1 ]]; then
  1082. AC_CHECK_HEADERS(dmalloc.h, , AC_MSG_ERROR(dmalloc header file not found. Do you have the development files for dmalloc installed?))
  1083. AC_SEARCH_LIBS(dmalloc_malloc, [dmallocth dmalloc], , AC_MSG_ERROR(Libdmalloc library not found. If you enable it you better have it installed.))
  1084. AC_DEFINE(USE_DMALLOC, 1, [Debug memory allocation library])
  1085. AC_DEFINE(DMALLOC_FUNC_CHECK, 1, [Enable dmalloc's malloc function check])
  1086. AC_CHECK_FUNCS(dmalloc_strdup dmalloc_strndup)
  1087. fi
  1088. AC_ARG_WITH(tcmalloc,
  1089. [ --with-tcmalloc Use tcmalloc memory allocation library. ],
  1090. [ tcmalloc=yes ], [ tcmalloc=no ])
  1091. if test x$tcmalloc = xyes ; then
  1092. LDFLAGS="-ltcmalloc $LDFLAGS"
  1093. fi
  1094. using_custom_malloc=no
  1095. if test x$enable_openbsd_malloc = xyes ; then
  1096. using_custom_malloc=yes
  1097. fi
  1098. if test x$tcmalloc = xyes ; then
  1099. using_custom_malloc=yes
  1100. fi
  1101. if test $using_custom_malloc = no ; then
  1102. AC_CHECK_FUNCS(mallinfo)
  1103. fi
  1104. # By default, we're going to assume we don't have mlockall()
  1105. # bionic and other platforms have various broken mlockall subsystems.
  1106. # Some systems don't have a working mlockall, some aren't linkable,
  1107. # and some have it but don't declare it.
  1108. AC_CHECK_FUNCS(mlockall)
  1109. AC_CHECK_DECLS([mlockall], , , [
  1110. #ifdef HAVE_SYS_MMAN_H
  1111. #include <sys/mman.h>
  1112. #endif])
  1113. # Allow user to specify an alternate syslog facility
  1114. AC_ARG_WITH(syslog-facility,
  1115. [ --with-syslog-facility=LOG syslog facility to use (default=LOG_DAEMON)],
  1116. syslog_facility="$withval", syslog_facility="LOG_DAEMON")
  1117. AC_DEFINE_UNQUOTED(LOGFACILITY,$syslog_facility,[name of the syslog facility])
  1118. AC_SUBST(LOGFACILITY)
  1119. # Check if we have getresuid and getresgid
  1120. AC_CHECK_FUNCS(getresuid getresgid)
  1121. # Check for gethostbyname_r in all its glorious incompatible versions.
  1122. # (This logic is based on that in Python's configure.in)
  1123. AH_TEMPLATE(HAVE_GETHOSTBYNAME_R,
  1124. [Define this if you have any gethostbyname_r()])
  1125. AC_CHECK_FUNC(gethostbyname_r, [
  1126. AC_MSG_CHECKING([how many arguments gethostbyname_r() wants])
  1127. OLD_CFLAGS=$CFLAGS
  1128. CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
  1129. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
  1130. #include <netdb.h>
  1131. ], [[
  1132. char *cp1, *cp2;
  1133. struct hostent *h1, *h2;
  1134. int i1, i2;
  1135. (void)gethostbyname_r(cp1,h1,cp2,i1,&h2,&i2);
  1136. ]])],[
  1137. AC_DEFINE(HAVE_GETHOSTBYNAME_R)
  1138. AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG, 1,
  1139. [Define this if gethostbyname_r takes 6 arguments])
  1140. AC_MSG_RESULT(6)
  1141. ], [
  1142. AC_TRY_COMPILE([
  1143. #include <netdb.h>
  1144. ], [
  1145. char *cp1, *cp2;
  1146. struct hostent *h1;
  1147. int i1, i2;
  1148. (void)gethostbyname_r(cp1,h1,cp2,i1,&i2);
  1149. ], [
  1150. AC_DEFINE(HAVE_GETHOSTBYNAME_R)
  1151. AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG, 1,
  1152. [Define this if gethostbyname_r takes 5 arguments])
  1153. AC_MSG_RESULT(5)
  1154. ], [
  1155. AC_TRY_COMPILE([
  1156. #include <netdb.h>
  1157. ], [
  1158. char *cp1;
  1159. struct hostent *h1;
  1160. struct hostent_data hd;
  1161. (void) gethostbyname_r(cp1,h1,&hd);
  1162. ], [
  1163. AC_DEFINE(HAVE_GETHOSTBYNAME_R)
  1164. AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG, 1,
  1165. [Define this if gethostbyname_r takes 3 arguments])
  1166. AC_MSG_RESULT(3)
  1167. ], [
  1168. AC_MSG_RESULT(0)
  1169. ])
  1170. ])
  1171. ])
  1172. CFLAGS=$OLD_CFLAGS
  1173. ])
  1174. AC_CACHE_CHECK([whether the C compiler supports __func__],
  1175. tor_cv_have_func_macro,
  1176. AC_COMPILE_IFELSE([AC_LANG_SOURCE([
  1177. #include <stdio.h>
  1178. int main(int c, char **v) { puts(__func__); }])],
  1179. tor_cv_have_func_macro=yes,
  1180. tor_cv_have_func_macro=no))
  1181. AC_CACHE_CHECK([whether the C compiler supports __FUNC__],
  1182. tor_cv_have_FUNC_macro,
  1183. AC_COMPILE_IFELSE([AC_LANG_SOURCE([
  1184. #include <stdio.h>
  1185. int main(int c, char **v) { puts(__FUNC__); }])],
  1186. tor_cv_have_FUNC_macro=yes,
  1187. tor_cv_have_FUNC_macro=no))
  1188. AC_CACHE_CHECK([whether the C compiler supports __FUNCTION__],
  1189. tor_cv_have_FUNCTION_macro,
  1190. AC_COMPILE_IFELSE([AC_LANG_SOURCE([
  1191. #include <stdio.h>
  1192. int main(int c, char **v) { puts(__FUNCTION__); }])],
  1193. tor_cv_have_FUNCTION_macro=yes,
  1194. tor_cv_have_FUNCTION_macro=no))
  1195. AC_CACHE_CHECK([whether we have extern char **environ already declared],
  1196. tor_cv_have_environ_declared,
  1197. AC_COMPILE_IFELSE([AC_LANG_SOURCE([
  1198. /* We define _GNU_SOURCE here because it is also defined in compat.c.
  1199. * Without it environ doesn't get declared. */
  1200. #define _GNU_SOURCE
  1201. #ifdef HAVE_UNISTD_H
  1202. #include <unistd.h>
  1203. #endif
  1204. #include <stdlib.h>
  1205. int main(int c, char **v) { char **t = environ; }])],
  1206. tor_cv_have_environ_declared=yes,
  1207. tor_cv_have_environ_declared=no))
  1208. if test "$tor_cv_have_func_macro" = 'yes'; then
  1209. AC_DEFINE(HAVE_MACRO__func__, 1, [Defined if the compiler supports __func__])
  1210. fi
  1211. if test "$tor_cv_have_FUNC_macro" = 'yes'; then
  1212. AC_DEFINE(HAVE_MACRO__FUNC__, 1, [Defined if the compiler supports __FUNC__])
  1213. fi
  1214. if test "$tor_cv_have_FUNCTION_macro" = 'yes'; then
  1215. AC_DEFINE(HAVE_MACRO__FUNCTION__, 1,
  1216. [Defined if the compiler supports __FUNCTION__])
  1217. fi
  1218. if test "$tor_cv_have_environ_declared" = 'yes'; then
  1219. AC_DEFINE(HAVE_EXTERN_ENVIRON_DECLARED, 1,
  1220. [Defined if we have extern char **environ already declared])
  1221. fi
  1222. # $prefix stores the value of the --prefix command line option, or
  1223. # NONE if the option wasn't set. In the case that it wasn't set, make
  1224. # it be the default, so that we can use it to expand directories now.
  1225. if test "x$prefix" = "xNONE"; then
  1226. prefix=$ac_default_prefix
  1227. fi
  1228. # and similarly for $exec_prefix
  1229. if test "x$exec_prefix" = "xNONE"; then
  1230. exec_prefix=$prefix
  1231. fi
  1232. if test "x$BUILDDIR" = "x"; then
  1233. BUILDDIR=`pwd`
  1234. fi
  1235. AC_SUBST(BUILDDIR)
  1236. AH_TEMPLATE([BUILDDIR],[tor's build directory])
  1237. AC_DEFINE_UNQUOTED(BUILDDIR,"$BUILDDIR")
  1238. if test "x$CONFDIR" = "x"; then
  1239. CONFDIR=`eval echo $sysconfdir/tor`
  1240. fi
  1241. AC_SUBST(CONFDIR)
  1242. AH_TEMPLATE([CONFDIR],[tor's configuration directory])
  1243. AC_DEFINE_UNQUOTED(CONFDIR,"$CONFDIR")
  1244. BINDIR=`eval echo $bindir`
  1245. AC_SUBST(BINDIR)
  1246. LOCALSTATEDIR=`eval echo $localstatedir`
  1247. AC_SUBST(LOCALSTATEDIR)
  1248. if test "$bwin32" = true; then
  1249. # Test if the linker supports the --nxcompat and --dynamicbase options
  1250. # for Windows
  1251. save_LDFLAGS="$LDFLAGS"
  1252. LDFLAGS="-Wl,--nxcompat -Wl,--dynamicbase"
  1253. AC_MSG_CHECKING([whether the linker supports DllCharacteristics])
  1254. AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
  1255. [AC_MSG_RESULT([yes])]
  1256. [save_LDFLAGS="$save_LDFLAGS $LDFLAGS"],
  1257. [AC_MSG_RESULT([no])]
  1258. )
  1259. LDFLAGS="$save_LDFLAGS"
  1260. fi
  1261. # Set CFLAGS _after_ all the above checks, since our warnings are stricter
  1262. # than autoconf's macros like.
  1263. if test "$GCC" = yes; then
  1264. # Disable GCC's strict aliasing checks. They are an hours-to-debug
  1265. # accident waiting to happen.
  1266. CFLAGS="$CFLAGS -Wall -fno-strict-aliasing"
  1267. else
  1268. # Autoconf sets -g -O2 by default. Override optimization level
  1269. # for non-gcc compilers
  1270. CFLAGS="$CFLAGS -O"
  1271. enable_gcc_warnings=no
  1272. enable_gcc_warnings_advisory=no
  1273. fi
  1274. # OS X Lion started deprecating the system openssl. Let's just disable
  1275. # all deprecation warnings on OS X. Also, to potentially make the binary
  1276. # a little smaller, let's enable dead_strip.
  1277. case "$host_os" in
  1278. darwin*)
  1279. CFLAGS="$CFLAGS -Wno-deprecated-declarations"
  1280. LDFLAGS="$LDFLAGS -dead_strip" ;;
  1281. esac
  1282. # Add some more warnings which we use in development but not in the
  1283. # released versions. (Some relevant gcc versions can't handle these.)
  1284. if test x$enable_gcc_warnings = xyes || test x$enable_gcc_warnings_advisory = xyes; then
  1285. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [
  1286. #if !defined(__GNUC__) || (__GNUC__ < 4)
  1287. #error
  1288. #endif])], have_gcc4=yes, have_gcc4=no)
  1289. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [
  1290. #if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 2)
  1291. #error
  1292. #endif])], have_gcc42=yes, have_gcc42=no)
  1293. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [
  1294. #if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 3)
  1295. #error
  1296. #endif])], have_gcc43=yes, have_gcc43=no)
  1297. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [
  1298. #if !defined(__GNUC__) || (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 6)
  1299. #error
  1300. #endif])], have_gcc46=yes, have_gcc46=no)
  1301. save_CFLAGS="$CFLAGS"
  1302. CFLAGS="$CFLAGS -Wshorten-64-to-32"
  1303. AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], have_shorten64_flag=yes,
  1304. have_shorten64_flag=no)
  1305. CFLAGS="$save_CFLAGS"
  1306. case $host in
  1307. *-*-openbsd* | *-*-bitrig*)
  1308. # Some OpenBSD versions (like 4.8) have -Wsystem-headers by default.
  1309. # That's fine, except that the headers don't pass -Wredundant-decls.
  1310. # Therefore, let's disable -Wsystem-headers when we're building
  1311. # with maximal warnings on OpenBSD.
  1312. CFLAGS="$CFLAGS -Wno-system-headers" ;;
  1313. esac
  1314. CFLAGS="$CFLAGS -W -Wfloat-equal -Wundef -Wpointer-arith"
  1315. CFLAGS="$CFLAGS -Wstrict-prototypes -Wmissing-prototypes -Wwrite-strings"
  1316. CFLAGS="$CFLAGS -Wredundant-decls -Wchar-subscripts -Wcomment -Wformat=2"
  1317. CFLAGS="$CFLAGS -Wwrite-strings -Wmissing-declarations -Wredundant-decls"
  1318. CFLAGS="$CFLAGS -Wnested-externs -Wbad-function-cast -Wswitch-enum"
  1319. if test x$enable_gcc_warnings = xyes; then
  1320. CFLAGS="$CFLAGS -Werror"
  1321. fi
  1322. # Disabled, so we can use mallinfo(): -Waggregate-return
  1323. if test x$have_gcc4 = xyes ; then
  1324. # These warnings break gcc 3.3.5 and work on gcc 4.0.2
  1325. CFLAGS="$CFLAGS -Winit-self -Wmissing-field-initializers -Wdeclaration-after-statement -Wold-style-definition"
  1326. fi
  1327. if test x$have_gcc42 = xyes ; then
  1328. # These warnings break gcc 4.0.2 and work on gcc 4.2
  1329. # XXXX020 See if any of these work with earlier versions.
  1330. CFLAGS="$CFLAGS -Waddress -Wmissing-noreturn -Wstrict-overflow=1"
  1331. # We used to use -Wstrict-overflow=5, but that breaks us heavily under 4.3.
  1332. fi
  1333. if test x$have_gcc42 = xyes && test x$have_clang = xno; then
  1334. # These warnings break gcc 4.0.2 and clang, but work on gcc 4.2
  1335. CFLAGS="$CFLAGS -Wnormalized=id -Woverride-init"
  1336. fi
  1337. if test x$have_gcc43 = xyes ; then
  1338. # These warnings break gcc 4.2 and work on gcc 4.3
  1339. # XXXX020 See if any of these work with earlier versions.
  1340. CFLAGS="$CFLAGS -Wextra -Warray-bounds"
  1341. fi
  1342. if test x$have_gcc46 = xyes ; then
  1343. # This warning was added in gcc 4.3, but it appears to generate
  1344. # spurious warnings in gcc 4.4. I don't know if it works in 4.5.
  1345. CFLAGS="$CFLAGS -Wlogical-op"
  1346. fi
  1347. if test x$have_shorten64_flag = xyes ; then
  1348. CFLAGS="$CFLAGS -Wshorten-64-to-32"
  1349. fi
  1350. ##This will break the world on some 64-bit architectures
  1351. # CFLAGS="$CFLAGS -Winline"
  1352. fi
  1353. if test "$enable_coverage" = yes && test "$have_clang" = "no"; then
  1354. case "$host_os" in
  1355. darwin*)
  1356. AC_MSG_WARN([Tried to enable coverage on OSX without using the clang compiler. This might not work! If coverage fails, use CC=clang when configuring with --enable-profiling.])
  1357. esac
  1358. fi
  1359. CPPFLAGS="$CPPFLAGS $TOR_CPPFLAGS_libevent $TOR_CPPFLAGS_openssl $TOR_CPPFLAGS_zlib"
  1360. AC_CONFIG_FILES([
  1361. Doxyfile
  1362. Makefile
  1363. contrib/suse/tor.sh
  1364. contrib/tor.logrotate
  1365. contrib/tor.sh
  1366. contrib/torctl
  1367. src/config/torrc.sample
  1368. ])
  1369. if test x$asciidoc = xtrue && test "$ASCIIDOC" = "none" ; then
  1370. regular_mans="doc/tor doc/tor-gencert doc/tor-resolve doc/torify"
  1371. for file in $regular_mans ; do
  1372. if ! [[ -f "$srcdir/$file.1.in" ]] || ! [[ -f "$srcdir/$file.html.in" ]] ; then
  1373. echo "==================================";
  1374. echo;
  1375. echo "You need asciidoc installed to be able to build the manpage.";
  1376. echo "To build without manpages, use the --disable-asciidoc argument";
  1377. echo "when calling configure.";
  1378. echo;
  1379. echo "==================================";
  1380. exit 1;
  1381. fi
  1382. done
  1383. fi
  1384. AC_OUTPUT
  1385. if test -x /usr/bin/perl && test -x ./contrib/updateVersions.pl ; then
  1386. ./contrib/updateVersions.pl
  1387. fi