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