configure.ac

   1 # $Id$
   2
   3 AC_INIT
   4 AC_CONFIG_SRCDIR([ssh.c])
   5
   6 AC_CONFIG_HEADER(config.h)
   7 AC_PROG_CC
   8 AC_CANONICAL_HOST
   9 AC_C_BIGENDIAN
  10
  11 # Checks for programs.
  12 AC_PROG_CPP
  13 AC_PROG_RANLIB
  14 AC_PROG_INSTALL
  15 AC_PATH_PROG(AR, ar)
  16 AC_PATH_PROGS(PERL, perl5 perl)
  17 AC_SUBST(PERL)
  18 AC_PATH_PROG(ENT, ent)
  19 AC_SUBST(ENT)
  20 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  22 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  23 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  24
  25 # System features
  26 AC_SYS_LARGEFILE
  27
  28 if test -z "$AR" ; then
  29         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  30 fi
  31
  32 # Use LOGIN_PROGRAM from environment if possible
  33 if test ! -z "$LOGIN_PROGRAM" ; then
  34         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  35 else
  36         # Search for login
  37         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  38         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  39                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  40         fi
  41 fi
  42
  43 if test -z "$LD" ; then
  44         LD=$CC
  45 fi
  46 AC_SUBST(LD)
  47
  48 AC_C_INLINE
  49 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
  50         CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wno-uninitialized"
  51 fi
  52
  53 # Check for some target-specific stuff
  54 case "$host" in
  55 *-*-aix*)
  56         AFS_LIBS="-lld"
  57         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  58         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  59         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  60                 blibpath="/usr/lib:/lib:/usr/local/lib"
  61         fi
  62         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  63         AC_DEFINE(BROKEN_GETADDRINFO)
  64         dnl AIX handles lastlog as part of its login message
  65         AC_DEFINE(DISABLE_LASTLOG)
  66         ;;
  67 *-*-cygwin*)
  68         LIBS="$LIBS /usr/lib/textmode.o"
  69         AC_DEFINE(HAVE_CYGWIN)
  70         AC_DEFINE(USE_PIPES)
  71         AC_DEFINE(DISABLE_SHADOW)
  72         AC_DEFINE(IPV4_DEFAULT)
  73         AC_DEFINE(IP_TOS_IS_BROKEN)
  74         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  75         ;;
  76 *-*-dgux*)
  77         AC_DEFINE(IP_TOS_IS_BROKEN)
  78         ;;
  79 *-*-darwin*)
  80         AC_DEFINE(BROKEN_GETADDRINFO)
  81         ;;
  82 *-*-hpux10*)
  83         if test -z "$GCC"; then
  84                 CFLAGS="$CFLAGS -Ae"
  85         fi
  86         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
  87         IPADDR_IN_DISPLAY=yes
  88         AC_DEFINE(USE_PIPES)
  89         AC_DEFINE(DISABLE_SHADOW)
  90         AC_DEFINE(DISABLE_UTMP)
  91         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  92         LIBS="$LIBS -lxnet -lsec"
  93         ;;
  94 *-*-hpux11*)
  95         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
  96         IPADDR_IN_DISPLAY=yes
  97         AC_DEFINE(PAM_SUN_CODEBASE)
  98         AC_DEFINE(USE_PIPES)
  99         AC_DEFINE(DISABLE_SHADOW)
 100         AC_DEFINE(DISABLE_UTMP)
 101         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 102         LIBS="$LIBS -lxnet -lsec"
 103         ;;
 104 *-*-irix5*)
 105         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 106         LDFLAGS="$LDFLAGS"
 107         PATH="$PATH:/usr/etc"
 108         AC_DEFINE(BROKEN_INET_NTOA)
 109         ;;
 110 *-*-irix6*)
 111         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 112         LDFLAGS="$LDFLAGS"
 113         PATH="$PATH:/usr/etc"
 114         AC_DEFINE(WITH_IRIX_ARRAY)
 115         AC_DEFINE(WITH_IRIX_PROJECT)
 116         AC_DEFINE(WITH_IRIX_AUDIT)
 117         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 118         AC_DEFINE(BROKEN_INET_NTOA)
 119         ;;
 120 *-*-linux*)
 121         no_dev_ptmx=1
 122         check_for_libcrypt_later=1
 123         AC_DEFINE(DONT_TRY_OTHER_AF)
 124         AC_DEFINE(PAM_TTY_KLUDGE)
 125         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 126         inet6_default_4in6=yes
 127         ;;
 128 mips-sony-bsd|mips-sony-newsos4)
 129         AC_DEFINE(HAVE_NEWS4)
 130         SONY=1
 131         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 132                 AC_MSG_ERROR([*** libiberty missing - please install first or check config.log ***])
 133         )
 134         ;;
 135 *-*-netbsd*)
 136         need_dash_r=1
 137         ;;
 138 *-*-freebsd*)
 139         check_for_libcrypt_later=1
 140         ;;
 141 *-next-*)
 142         conf_lastlog_location="/usr/adm/lastlog"
 143         conf_utmp_location=/etc/utmp
 144         conf_wtmp_location=/usr/adm/wtmp
 145         MAIL=/usr/spool/mail
 146         AC_DEFINE(HAVE_NEXT)
 147         AC_DEFINE(BROKEN_REALPATH)
 148         AC_DEFINE(USE_PIPES)
 149         AC_DEFINE(BROKEN_SAVED_UIDS)
 150         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 151         CFLAGS="$CFLAGS"
 152         ;;
 153 *-*-solaris*)
 154         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 155         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 156         need_dash_r=1
 157         AC_DEFINE(PAM_SUN_CODEBASE)
 158         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 159         AC_DEFINE(LOGIN_NEEDS_TERM)
 160         AC_DEFINE(PAM_TTY_KLUDGE)
 161         # hardwire lastlog location (can't detect it on some versions)
 162         conf_lastlog_location="/var/adm/lastlog"
 163         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 164         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 165         if test "$sol2ver" -ge 8; then
 166                 AC_MSG_RESULT(yes)
 167                 AC_DEFINE(DISABLE_UTMP)
 168                 AC_DEFINE(DISABLE_WTMP)
 169         else
 170                 AC_MSG_RESULT(no)
 171         fi
 172         ;;
 173 *-*-sunos4*)
 174         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 175         AC_CHECK_FUNCS(getpwanam)
 176         AC_DEFINE(PAM_SUN_CODEBASE)
 177         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 178         conf_utmp_location=/etc/utmp
 179         conf_wtmp_location=/var/adm/wtmp
 180         conf_lastlog_location=/var/adm/lastlog
 181         AC_DEFINE(USE_PIPES)
 182         ;;
 183 *-ncr-sysv*)
 184         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 185         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 186         LIBS="$LIBS -lc89"
 187         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 188         AC_DEFINE(USE_PIPES)
 189         ;;
 190 *-sni-sysv*)
 191         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 192         # /usr/ucblib MUST NOT be searched on ReliantUNIX
 193         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 194         IPADDR_IN_DISPLAY=yes
 195         AC_DEFINE(USE_PIPES)
 196         AC_DEFINE(IP_TOS_IS_BROKEN)
 197         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 198         # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
 199         # Attention: always take care to bind libsocket and libnsl before libc,
 200         # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
 201         ;;
 202 *-*-sysv4.2*)
 203         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 204         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 205 #       enable_suid_ssh=no
 206         AC_DEFINE(USE_PIPES)
 207         ;;
 208 *-*-sysv5*)
 209         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 210         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 211 #       enable_suid_ssh=no
 212         AC_DEFINE(USE_PIPES)
 213         ;;
 214 *-*-sysv*)
 215         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 216         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 217         ;;
 218 *-*-sco3.2v4*)
 219         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 220         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 221         LIBS="$LIBS -los -lprot -lx -ltinfo -lm"
 222         rsh_path="/usr/bin/rcmd"
 223         RANLIB=true
 224         no_dev_ptmx=1
 225         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 226         AC_DEFINE(USE_PIPES)
 227         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 228         AC_DEFINE(DISABLE_SHADOW)
 229         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 230         AC_DEFINE(BROKEN_SAVED_UIDS)
 231         AC_CHECK_FUNCS(getluid setluid)
 232         MANTYPE=man
 233         do_sco3_extra_lib_check=yes
 234         ;;
 235 *-*-sco3.2v5*)
 236         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 237         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 238         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 239         no_dev_ptmx=1
 240         rsh_path="/usr/bin/rcmd"
 241         AC_DEFINE(USE_PIPES)
 242         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 243         AC_DEFINE(DISABLE_SHADOW)
 244         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 245         AC_CHECK_FUNCS(getluid setluid)
 246         MANTYPE=man
 247         ;;
 248 *-*-unicos*)
 249         no_libsocket=1
 250         no_libnsl=1
 251         AC_DEFINE(USE_PIPES)
 252         LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal,-L/usr/local/lib"
 253         LIBS="$LIBS -lgen -lrsc"
 254         ;;
 255 *-dec-osf*)
 256         AC_MSG_CHECKING(for Digital Unix SIA)
 257         no_osfsia=""
 258         AC_ARG_WITH(osfsia,
 259                 [  --with-osfsia           Enable Digital Unix SIA],
 260                 [
 261                         if test "x$withval" = "xno" ; then
 262                                 AC_MSG_RESULT(disabled)
 263                                 no_osfsia=1
 264                         fi
 265                 ],
 266         )
 267         if test -z "$no_osfsia" ; then
 268                 if test -f /etc/sia/matrix.conf; then
 269                         AC_MSG_RESULT(yes)
 270                         AC_DEFINE(HAVE_OSF_SIA)
 271                         AC_DEFINE(DISABLE_LOGIN)
 272                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 273                 else
 274                         AC_MSG_RESULT(no)
 275                 fi
 276         fi
 277         ;;
 278
 279 *-*-nto-qnx)
 280         AC_DEFINE(USE_PIPES)
 281         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 282         AC_DEFINE(MISSING_NFDBITS)
 283         AC_DEFINE(MISSING_HOWMANY)
 284         AC_DEFINE(MISSING_FD_MASK)
 285         ;;
 286 esac
 287
 288 # Allow user to specify flags
 289 AC_ARG_WITH(cflags,
 290         [  --with-cflags           Specify additional flags to pass to compiler],
 291         [
 292                 if test "x$withval" != "xno" ; then
 293                         CFLAGS="$CFLAGS $withval"
 294                 fi
 295         ]
 296 )
 297 AC_ARG_WITH(cppflags,
 298         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 299         [
 300                 if test "x$withval" != "xno"; then
 301                         CPPFLAGS="$CPPFLAGS $withval"
 302                 fi
 303         ]
 304 )
 305 AC_ARG_WITH(ldflags,
 306         [  --with-ldflags          Specify additional flags to pass to linker],
 307         [
 308                 if test "x$withval" != "xno" ; then
 309                         LDFLAGS="$LDFLAGS $withval"
 310                 fi
 311         ]
 312 )
 313 AC_ARG_WITH(libs,
 314         [  --with-libs             Specify additional libraries to link with],
 315         [
 316                 if test "x$withval" != "xno" ; then
 317                         LIBS="$LIBS $withval"
 318                 fi
 319         ]
 320 )
 321
 322 # Checks for libraries.
 323 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
 324 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
 325
 326 dnl SCO OS3 needs this for libwrap
 327 if test "x$with_tcp_wrappers" != "xno" ; then
 328     if test "x$do_sco3_extra_lib_check" = "xyes" ; then
 329         AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 330     fi
 331 fi
 332
 333 AC_CHECK_FUNC(getspnam, ,
 334         AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
 335
 336 dnl zlib is required
 337 AC_ARG_WITH(zlib,
 338         [  --with-zlib=PATH        Use zlib in PATH],
 339         [
 340                 if test "x$withval" = "xno" ; then
 341                         AC_MSG_ERROR([*** zlib is required ***])
 342                 fi
 343                 if test -d "$withval/lib"; then
 344                         if test -n "${need_dash_r}"; then
 345                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 346                         else
 347                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 348                         fi
 349                 else
 350                         if test -n "${need_dash_r}"; then
 351                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 352                         else
 353                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 354                         fi
 355                 fi
 356                 if test -d "$withval/include"; then
 357                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 358                 else
 359                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 360                 fi
 361         ]
 362 )
 363
 364 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 365
 366 dnl UnixWare 2.x
 367 AC_CHECK_FUNC(strcasecmp,
 368         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 369 )
 370 AC_CHECK_FUNC(utimes,
 371         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 372 )
 373
 374 dnl    Checks for libutil functions
 375 AC_CHECK_HEADERS(libutil.h)
 376 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN)])
 377 AC_CHECK_FUNCS(logout updwtmp logwtmp)
 378
 379 AC_FUNC_STRFTIME
 380
 381 # Checks for header files.
 382 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h \
 383         getopt.h glob.h lastlog.h limits.h login.h \
 384         login_cap.h maillock.h netdb.h netgroup.h \
 385         netinet/in_systm.h paths.h poll.h pty.h \
 386         security/pam_appl.h shadow.h stddef.h stdint.h \
 387         strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h \
 388         sys/poll.h sys/queue.h sys/select.h sys/stat.h \
 389         sys/stropts.h sys/sysmacros.h sys/time.h \
 390         sys/ttcompat.h sys/un.h time.h ttyent.h usersec.h \
 391         util.h utime.h utmp.h utmpx.h)
 392
 393 # Check for ALTDIRFUNC glob() extension
 394 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 395 AC_EGREP_CPP(FOUNDIT,
 396         [
 397                 #include <glob.h>
 398                 #ifdef GLOB_ALTDIRFUNC
 399                 FOUNDIT
 400                 #endif
 401         ],
 402         [
 403                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 404                 AC_MSG_RESULT(yes)
 405         ],
 406         [
 407                 AC_MSG_RESULT(no)
 408         ]
 409 )
 410
 411 # Check for g.gl_matchc glob() extension
 412 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 413 AC_EGREP_CPP(FOUNDIT,
 414         [
 415                 #include <glob.h>
 416                 int main(void){glob_t g; g.gl_matchc = 1;}
 417         ],
 418         [
 419                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 420                 AC_MSG_RESULT(yes)
 421         ],
 422         [
 423                 AC_MSG_RESULT(no)
 424         ]
 425 )
 426
 427 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 428 AC_TRY_RUN(
 429         [
 430 #include <sys/types.h>
 431 #include <dirent.h>
 432 int main(void){struct dirent d;return(sizeof(d.d_name)<=sizeof(char));}
 433         ],
 434         [AC_MSG_RESULT(yes)],
 435         [
 436                 AC_MSG_RESULT(no)
 437                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 438         ]
 439 )
 440
 441 # Check whether user wants S/Key support
 442 SKEY_MSG="no"
 443 AC_ARG_WITH(skey,
 444         [  --with-skey[[=PATH]]      Enable S/Key support
 445                             (optionally in PATH)],
 446         [
 447                 if test "x$withval" != "xno" ; then
 448
 449                         if test "x$withval" != "xyes" ; then
 450                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 451                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 452                         fi
 453
 454                         AC_DEFINE(SKEY)
 455                         LIBS="-lskey $LIBS"
 456                         SKEY_MSG="yes"
 457
 458                         AC_CHECK_FUNC(skey_keyinfo,
 459                                 [],
 460                                 [
 461                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 462                                 ])
 463                 fi
 464         ]
 465 )
 466
 467 # Check whether user wants TCP wrappers support
 468 TCPW_MSG="no"
 469 AC_ARG_WITH(tcp-wrappers,
 470         [  --with-tcp-wrappers[[=PATH]]      Enable tcpwrappers support
 471                             (optionally in PATH)],
 472         [
 473                 if test "x$withval" != "xno" ; then
 474                         saved_LIBS="$LIBS"
 475                         saved_LDFLAGS="$LDFLAGS"
 476                         saved_CPPFLAGS="$CPPFLAGS"
 477                         if test -n "${withval}" -a "${withval}" != "yes"; then
 478                                 if test -d "${withval}/lib"; then
 479                                         if test -n "${need_dash_r}"; then
 480                                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 481                                         else
 482                                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 483                                         fi
 484                                 else
 485                                         if test -n "${need_dash_r}"; then
 486                                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 487                                         else
 488                                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 489                                         fi
 490                                 fi
 491                                 if test -d "${withval}/include"; then
 492                                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 493                                 else
 494                                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 495                                 fi
 496                         fi
 497                         LIBS="-lwrap $LIBS"
 498                         AC_MSG_CHECKING(for libwrap)
 499                         AC_TRY_LINK(
 500                                 [
 501 #include <tcpd.h>
 502                                         int deny_severity = 0, allow_severity = 0;
 503                                 ],
 504                                 [hosts_access(0);],
 505                                 [
 506                                         AC_MSG_RESULT(yes)
 507                                         AC_DEFINE(LIBWRAP)
 508                                         TCPW_MSG="yes"
 509                                 ],
 510                                 [
 511                                         AC_MSG_ERROR([*** libwrap missing])
 512                                 ]
 513                         )
 514                 fi
 515         ]
 516 )
 517
 518 dnl    Checks for library functions.
 519 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa \
 520         clock fchmod fchown freeaddrinfo futimes gai_strerror \
 521         getaddrinfo getcwd getgrouplist getnameinfo getopt \
 522         getrlimit getrusage getttyent glob inet_aton inet_ntoa \
 523         inet_ntop innetgr login_getcapbool md5_crypt memmove \
 524         mkdtemp on_exit openpty readpassphrase realpath \
 525         rresvport_af setdtablesize setegid setenv seteuid \
 526         setlogin setproctitle setresgid setreuid setrlimit \
 527         setsid setvbuf sigaction sigvec snprintf strerror \
 528         strlcat strlcpy strmode strsep sysconf tcgetpgrp utimes \
 529         vhangup vsnprintf waitpid __b64_ntop _getpty)
 530
 531 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
 532 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
 533         AC_CHECK_LIB(gen, dirname,[
 534                 AC_CACHE_CHECK([for broken dirname],
 535                         ac_cv_have_broken_dirname, [
 536                         save_LIBS="$LIBS"
 537                         LIBS="$LIBS -lgen"
 538                         AC_TRY_RUN(
 539                                 [
 540 #include <libgen.h>
 541 #include <string.h>
 542
 543 int main(int argc, char **argv) {
 544     char *s, buf[32];
 545
 546     strncpy(buf,"/etc", 32);
 547     s = dirname(buf);
 548     if (!s || strncmp(s, "/", 32) != 0) {
 549         exit(1);
 550     } else {
 551         exit(0);
 552     }
 553 }
 554                                 ],
 555                                 [ ac_cv_have_broken_dirname="no" ],
 556                                 [ ac_cv_have_broken_dirname="yes" ]
 557                         )
 558                         LIBS="$save_LIBS"
 559                 ])
 560                 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
 561                         LIBS="$LIBS -lgen"
 562                         AC_DEFINE(HAVE_DIRNAME)
 563                         AC_CHECK_HEADERS(libgen.h)
 564                 fi
 565         ])
 566 ])
 567
 568 dnl    Checks for time functions
 569 AC_CHECK_FUNCS(gettimeofday time)
 570 dnl    Checks for utmp functions
 571 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 572 AC_CHECK_FUNCS(utmpname)
 573 dnl    Checks for utmpx functions
 574 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 575 AC_CHECK_FUNCS(setutxent utmpxname)
 576
 577 AC_CHECK_FUNC(getuserattr,
 578         [AC_DEFINE(HAVE_GETUSERATTR)],
 579         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 580 )
 581
 582 AC_CHECK_FUNC(daemon,
 583         [AC_DEFINE(HAVE_DAEMON)],
 584         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 585 )
 586
 587 AC_CHECK_FUNC(getpagesize,
 588         [AC_DEFINE(HAVE_GETPAGESIZE)],
 589         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 590 )
 591
 592 # Check for broken snprintf
 593 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 594         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 595         AC_TRY_RUN(
 596                 [
 597 #include <stdio.h>
 598 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 599                 ],
 600                 [AC_MSG_RESULT(yes)],
 601                 [
 602                         AC_MSG_RESULT(no)
 603                         AC_DEFINE(BROKEN_SNPRINTF)
 604                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 605                 ]
 606         )
 607 fi
 608
 609 AC_FUNC_GETPGRP
 610
 611 # Check for PAM libs
 612 PAM_MSG="no"
 613 AC_ARG_WITH(pam,
 614         [  --with-pam              Enable PAM support ],
 615         [
 616                 if test "x$withval" != "xno" ; then
 617                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 618                                 AC_MSG_ERROR([PAM headers not found])
 619                         fi
 620
 621                         AC_CHECK_LIB(dl, dlopen, , )
 622                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 623                         AC_CHECK_FUNCS(pam_getenvlist)
 624
 625                         disable_shadow=yes
 626                         PAM_MSG="yes"
 627
 628                         AC_DEFINE(USE_PAM)
 629                 fi
 630         ]
 631 )
 632
 633 # Check for older PAM
 634 if test "x$PAM_MSG" = "xyes" ; then
 635         # Check PAM strerror arguments (old PAM)
 636         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 637         AC_TRY_COMPILE(
 638                 [
 639 #include <stdlib.h>
 640 #include <security/pam_appl.h>
 641                 ],
 642                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 643                 [AC_MSG_RESULT(no)],
 644                 [
 645                         AC_DEFINE(HAVE_OLD_PAM)
 646                         AC_MSG_RESULT(yes)
 647                         PAM_MSG="yes (old library)"
 648                 ]
 649         )
 650 fi
 651
 652 # The big search for OpenSSL
 653 AC_ARG_WITH(ssl-dir,
 654         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 655         [
 656                 if test "x$withval" != "xno" ; then
 657                         tryssldir=$withval
 658                 fi
 659         ]
 660 )
 661
 662 saved_LIBS="$LIBS"
 663 saved_LDFLAGS="$LDFLAGS"
 664 saved_CPPFLAGS="$CPPFLAGS"
 665 if test "x$prefix" != "xNONE" ; then
 666         tryssldir="$tryssldir $prefix"
 667 fi
 668 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 669         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 670                 CPPFLAGS="$saved_CPPFLAGS"
 671                 LDFLAGS="$saved_LDFLAGS"
 672                 LIBS="$saved_LIBS -lcrypto"
 673
 674                 # Skip directories if they don't exist
 675                 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
 676                         continue;
 677                 fi
 678                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 679                         # Try to use $ssldir/lib if it exists, otherwise
 680                         # $ssldir
 681                         if test -d "$ssldir/lib" ; then
 682                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 683                                 if test ! -z "$need_dash_r" ; then
 684                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
 685                                 fi
 686                         else
 687                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
 688                                 if test ! -z "$need_dash_r" ; then
 689                                         LDFLAGS="-R$ssldir $LDFLAGS"
 690                                 fi
 691                         fi
 692                         # Try to use $ssldir/include if it exists, otherwise
 693                         # $ssldir
 694                         if test -d "$ssldir/include" ; then
 695                                 CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 696                         else
 697                                 CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 698                         fi
 699                 fi
 700
 701                 # Basic test to check for compatible version and correct linking
 702                 # *does not* test for RSA - that comes later.
 703                 AC_TRY_RUN(
 704                         [
 705 #include <string.h>
 706 #include <openssl/rand.h>
 707 int main(void)
 708 {
 709         char a[2048];
 710         memset(a, 0, sizeof(a));
 711         RAND_add(a, sizeof(a), sizeof(a));
 712         return(RAND_status() <= 0);
 713 }
 714                         ],
 715                         [
 716                                 found_crypto=1
 717                                 break;
 718                         ], []
 719                 )
 720
 721                 if test ! -z "$found_crypto" ; then
 722                         break;
 723                 fi
 724         done
 725
 726         if test -z "$found_crypto" ; then
 727                 AC_MSG_ERROR([Could not find working OpenSSL library, please install or check config.log])
 728         fi
 729         if test -z "$ssldir" ; then
 730                 ssldir="(system)"
 731         fi
 732
 733         ac_cv_openssldir=$ssldir
 734 ])
 735
 736 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 737         AC_DEFINE(HAVE_OPENSSL)
 738         dnl Need to recover ssldir - test above runs in subshell
 739         ssldir=$ac_cv_openssldir
 740         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 741                 # Try to use $ssldir/lib if it exists, otherwise
 742                 # $ssldir
 743                 if test -d "$ssldir/lib" ; then
 744                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 745                         if test ! -z "$need_dash_r" ; then
 746                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
 747                         fi
 748                 else
 749                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
 750                         if test ! -z "$need_dash_r" ; then
 751                                 LDFLAGS="-R$ssldir $LDFLAGS"
 752                         fi
 753                 fi
 754                 # Try to use $ssldir/include if it exists, otherwise
 755                 # $ssldir
 756                 if test -d "$ssldir/include" ; then
 757                         CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 758                 else
 759                         CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 760                 fi
 761         fi
 762 fi
 763 LIBS="$saved_LIBS -lcrypto"
 764
 765 # Now test RSA support
 766 saved_LIBS="$LIBS"
 767 AC_MSG_CHECKING([for RSA support])
 768 for WANTS_RSAREF in "" 1 ; do
 769         if test -z "$WANTS_RSAREF" ; then
 770                 LIBS="$saved_LIBS"
 771         else
 772                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 773         fi
 774         AC_TRY_RUN([
 775 #include <string.h>
 776 #include <openssl/rand.h>
 777 #include <openssl/rsa.h>
 778 #include <openssl/bn.h>
 779 #include <openssl/sha.h>
 780 int main(void)
 781 {
 782         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 783         unsigned char c[256], p[256];
 784         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 785         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 786         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 787         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 788 }
 789         ],
 790         [
 791                 rsa_works=1
 792                 break;
 793         ], [])
 794 done
 795 LIBS="$saved_LIBS"
 796
 797 if test ! -z "$no_rsa" ; then
 798         AC_MSG_RESULT(disabled)
 799         RSA_MSG="disabled"
 800 else
 801         if test -z "$rsa_works" ; then
 802                 AC_MSG_WARN([*** No RSA support found *** ])
 803                 RSA_MSG="no"
 804         else
 805                 if test -z "$WANTS_RSAREF" ; then
 806                         AC_MSG_RESULT(yes)
 807                         RSA_MSG="yes"
 808                 else
 809                         RSA_MSG="yes (using RSAref)"
 810                         AC_MSG_RESULT(using RSAref)
 811                         LIBS="$LIBS -lcrypto -lRSAglue -lrsaref"
 812                 fi
 813         fi
 814 fi
 815
 816 # Sanity check OpenSSL headers
 817 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
 818 AC_TRY_RUN(
 819         [
 820 #include <string.h>
 821 #include <openssl/opensslv.h>
 822 int main(void) { return(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
 823         ],
 824         [
 825                 AC_MSG_RESULT(yes)
 826         ],
 827         [
 828                 AC_MSG_RESULT(no)
 829                 AC_MSG_ERROR(Your OpenSSL headers do not match your library)
 830         ]
 831 )
 832
 833 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 834 # version in OpenSSL. Skip this for PAM
 835 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 836         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
 837 fi
 838
 839
 840 ### Configure cryptographic random number support
 841
 842 # Check wheter OpenSSL seeds itself
 843 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
 844 AC_TRY_RUN(
 845         [
 846 #include <string.h>
 847 #include <openssl/rand.h>
 848 int main(void) { return(RAND_status() == 1 ? 0 : 1); }
 849         ],
 850         [
 851                 OPENSSL_SEEDS_ITSELF=yes
 852                 AC_MSG_RESULT(yes)
 853         ],
 854         [
 855                 AC_MSG_RESULT(no)
 856                 # Default to use of the rand helper if OpenSSL doesn't
 857                 # seed itself
 858                 USE_RAND_HELPER=yes
 859         ]
 860 )
 861
 862
 863 # Do we want to force the use of the rand helper?
 864 AC_ARG_WITH(rand-helper,
 865         [  --with-rand-helper      Use subprocess to gather strong randomness ],
 866         [
 867                 if test "x$withval" = "xno" ; then
 868                         # Force use of OpenSSL's internal RNG, even if
 869                         # the previous test showed it to be unseeded.
 870                         if test -z "$OPENSSL_SEEDS_ITSELF" ; then
 871                                 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
 872                                 OPENSSL_SEEDS_ITSELF=yes
 873                                 USE_RAND_HELPER=""
 874                         fi
 875                 else
 876                         USE_RAND_HELPER=yes
 877                 fi
 878         ],
 879 )
 880
 881 # Which randomness source do we use?
 882 if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
 883         # OpenSSL only
 884         AC_DEFINE(OPENSSL_PRNG_ONLY)
 885         RAND_MSG="OpenSSL internal ONLY"
 886         INSTALL_SSH_RAND_HELPER=""
 887 elif test ! -z "$USE_RAND_HELPER" ; then
 888         # install rand helper
 889         RAND_MSG="ssh-rand-helper"
 890         INSTALL_SSH_RAND_HELPER="yes"
 891 fi
 892 AC_SUBST(INSTALL_SSH_RAND_HELPER)
 893
 894 ### Configuration of ssh-rand-helper
 895
 896 # PRNGD TCP socket
 897 AC_ARG_WITH(prngd-port,
 898         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
 899         [
 900                 case "$withval" in
 901                 no)
 902                         withval=""
 903                         ;;
 904                 [[0-9]]*)
 905                         ;;
 906                 *)
 907                         AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
 908                         ;;
 909                 esac
 910                 if test ! -z "$withval" ; then
 911                         PRNGD_PORT="$withval"
 912                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
 913                 fi
 914         ]
 915 )
 916
 917 # PRNGD Unix domain socket
 918 AC_ARG_WITH(prngd-socket,
 919         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
 920         [
 921                 case "$withval" in
 922                 yes)
 923                         withval="/var/run/egd-pool"
 924                         ;;
 925                 no)
 926                         withval=""
 927                         ;;
 928                 /*)
 929                         ;;
 930                 *)
 931                         AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
 932                         ;;
 933                 esac
 934
 935                 if test ! -z "$withval" ; then
 936                         if test ! -z "$PRNGD_PORT" ; then
 937                                 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
 938                         fi
 939                         if test ! -r "$withval" ; then
 940                                 AC_MSG_WARN(Entropy socket is not readable)
 941                         fi
 942                         PRNGD_SOCKET="$withval"
 943                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
 944                 fi
 945         ]
 946 )
 947
 948 # Change default command timeout for hashing entropy source
 949 entropy_timeout=200
 950 AC_ARG_WITH(entropy-timeout,
 951         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
 952         [
 953                 if test "x$withval" != "xno" ; then
 954                         entropy_timeout=$withval
 955                 fi
 956         ]
 957 )
 958
 959 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
 960
 961 # These programs are used by the command hashing source to gather entropy
 962 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 963 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
 964 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
 965 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
 966 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
 967 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
 968 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
 969 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
 970 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
 971 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
 972 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
 973 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
 974 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
 975 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
 976 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
 977 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
 978
 979 # Where does ssh-rand-helper get its randomness from?
 980 INSTALL_SSH_PRNG_CMDS=""
 981 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
 982         if test ! -z "$PRNGD_PORT" ; then
 983                 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
 984         elif test ! -z "$PRNGD_SOCKET" ; then
 985                 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
 986         else
 987                 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
 988                 RAND_HELPER_CMDHASH=yes
 989                 INSTALL_SSH_PRNG_CMDS="yes"
 990         fi
 991 fi
 992 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
 993
 994
 995 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 996 if test ! -z "$SONY" ; then
 997   LIBS="$LIBS -liberty";
 998 fi
 999
1000 # Checks for data types
1001 AC_CHECK_SIZEOF(char, 1)
1002 AC_CHECK_SIZEOF(short int, 2)
1003 AC_CHECK_SIZEOF(int, 4)
1004 AC_CHECK_SIZEOF(long int, 4)
1005 AC_CHECK_SIZEOF(long long int, 8)
1006
1007 # More checks for data types
1008 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
1009         AC_TRY_COMPILE(
1010                 [ #include <sys/types.h> ],
1011                 [ u_int a; a = 1;],
1012                 [ ac_cv_have_u_int="yes" ],
1013                 [ ac_cv_have_u_int="no" ]
1014         )
1015 ])
1016 if test "x$ac_cv_have_u_int" = "xyes" ; then
1017         AC_DEFINE(HAVE_U_INT)
1018         have_u_int=1
1019 fi
1020
1021 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1022         AC_TRY_COMPILE(
1023                 [ #include <sys/types.h> ],
1024                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1025                 [ ac_cv_have_intxx_t="yes" ],
1026                 [ ac_cv_have_intxx_t="no" ]
1027         )
1028 ])
1029 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1030         AC_DEFINE(HAVE_INTXX_T)
1031         have_intxx_t=1
1032 fi
1033
1034 if (test -z "$have_intxx_t" && \
1035            test "x$ac_cv_header_stdint_h" = "xyes")
1036 then
1037     AC_MSG_CHECKING([for intXX_t types in stdint.h])
1038         AC_TRY_COMPILE(
1039                 [ #include <stdint.h> ],
1040                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1041                 [
1042                         AC_DEFINE(HAVE_INTXX_T)
1043                         AC_MSG_RESULT(yes)
1044                 ],
1045                 [ AC_MSG_RESULT(no) ]
1046         )
1047 fi
1048
1049 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1050         AC_TRY_COMPILE(
1051                 [ #include <sys/types.h> ],
1052                 [ int64_t a; a = 1;],
1053                 [ ac_cv_have_int64_t="yes" ],
1054                 [ ac_cv_have_int64_t="no" ]
1055         )
1056 ])
1057 if test "x$ac_cv_have_int64_t" = "xyes" ; then
1058         AC_DEFINE(HAVE_INT64_T)
1059         have_int64_t=1
1060 fi
1061
1062 if test -z "$have_int64_t" ; then
1063     AC_MSG_CHECKING([for int64_t type in sys/socket.h])
1064         AC_TRY_COMPILE(
1065                 [ #include <sys/socket.h> ],
1066                 [ int64_t a; a = 1],
1067                 [
1068                         AC_DEFINE(HAVE_INT64_T)
1069                         AC_MSG_RESULT(yes)
1070                 ],
1071                 [ AC_MSG_RESULT(no) ]
1072         )
1073 fi
1074
1075 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1076         AC_TRY_COMPILE(
1077                 [ #include <sys/types.h> ],
1078                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1079                 [ ac_cv_have_u_intxx_t="yes" ],
1080                 [ ac_cv_have_u_intxx_t="no" ]
1081         )
1082 ])
1083 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1084         AC_DEFINE(HAVE_U_INTXX_T)
1085         have_u_intxx_t=1
1086 fi
1087
1088 if test -z "$have_u_intxx_t" ; then
1089     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1090         AC_TRY_COMPILE(
1091                 [ #include <sys/socket.h> ],
1092                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1093                 [
1094                         AC_DEFINE(HAVE_U_INTXX_T)
1095                         AC_MSG_RESULT(yes)
1096                 ],
1097                 [ AC_MSG_RESULT(no) ]
1098         )
1099 fi
1100
1101 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1102         AC_TRY_COMPILE(
1103                 [ #include <sys/types.h> ],
1104                 [ u_int64_t a; a = 1;],
1105                 [ ac_cv_have_u_int64_t="yes" ],
1106                 [ ac_cv_have_u_int64_t="no" ]
1107         )
1108 ])
1109 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1110         AC_DEFINE(HAVE_U_INT64_T)
1111         have_u_int64_t=1
1112 fi
1113
1114 if test -z "$have_u_intxx_t" ; then
1115         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1116                 AC_TRY_COMPILE(
1117                         [
1118 #include <sys/types.h>
1119                         ],
1120                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
1121                         [ ac_cv_have_uintxx_t="yes" ],
1122                         [ ac_cv_have_uintxx_t="no" ]
1123                 )
1124         ])
1125         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1126                 AC_DEFINE(HAVE_UINTXX_T)
1127         fi
1128 fi
1129
1130 if test -z "$have_uintxx_t" ; then
1131     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1132         AC_TRY_COMPILE(
1133                 [ #include <stdint.h> ],
1134                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
1135                 [
1136                         AC_DEFINE(HAVE_UINTXX_T)
1137                         AC_MSG_RESULT(yes)
1138                 ],
1139                 [ AC_MSG_RESULT(no) ]
1140         )
1141 fi
1142
1143 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1144            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1145 then
1146         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1147         AC_TRY_COMPILE(
1148                 [
1149 #include <sys/bitypes.h>
1150                 ],
1151                 [
1152                         int8_t a; int16_t b; int32_t c;
1153                         u_int8_t e; u_int16_t f; u_int32_t g;
1154                         a = b = c = e = f = g = 1;
1155                 ],
1156                 [
1157                         AC_DEFINE(HAVE_U_INTXX_T)
1158                         AC_DEFINE(HAVE_INTXX_T)
1159                         AC_MSG_RESULT(yes)
1160                 ],
1161                 [AC_MSG_RESULT(no)]
1162         )
1163 fi
1164
1165
1166 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1167         AC_TRY_COMPILE(
1168                 [
1169 #include <sys/types.h>
1170                 ],
1171                 [ u_char foo; foo = 125; ],
1172                 [ ac_cv_have_u_char="yes" ],
1173                 [ ac_cv_have_u_char="no" ]
1174         )
1175 ])
1176 if test "x$ac_cv_have_u_char" = "xyes" ; then
1177         AC_DEFINE(HAVE_U_CHAR)
1178 fi
1179
1180 TYPE_SOCKLEN_T
1181
1182 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1183         AC_TRY_COMPILE(
1184                 [
1185 #include <sys/types.h>
1186                 ],
1187                 [ size_t foo; foo = 1235; ],
1188                 [ ac_cv_have_size_t="yes" ],
1189                 [ ac_cv_have_size_t="no" ]
1190         )
1191 ])
1192 if test "x$ac_cv_have_size_t" = "xyes" ; then
1193         AC_DEFINE(HAVE_SIZE_T)
1194 fi
1195
1196 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1197         AC_TRY_COMPILE(
1198                 [
1199 #include <sys/types.h>
1200                 ],
1201                 [ ssize_t foo; foo = 1235; ],
1202                 [ ac_cv_have_ssize_t="yes" ],
1203                 [ ac_cv_have_ssize_t="no" ]
1204         )
1205 ])
1206 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1207         AC_DEFINE(HAVE_SSIZE_T)
1208 fi
1209
1210 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1211         AC_TRY_COMPILE(
1212                 [
1213 #include <time.h>
1214                 ],
1215                 [ clock_t foo; foo = 1235; ],
1216                 [ ac_cv_have_clock_t="yes" ],
1217                 [ ac_cv_have_clock_t="no" ]
1218         )
1219 ])
1220 if test "x$ac_cv_have_clock_t" = "xyes" ; then
1221         AC_DEFINE(HAVE_CLOCK_T)
1222 fi
1223
1224 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1225         AC_TRY_COMPILE(
1226                 [
1227 #include <sys/types.h>
1228 #include <sys/socket.h>
1229                 ],
1230                 [ sa_family_t foo; foo = 1235; ],
1231                 [ ac_cv_have_sa_family_t="yes" ],
1232                 [ AC_TRY_COMPILE(
1233                   [
1234 #include <sys/types.h>
1235 #include <sys/socket.h>
1236 #include <netinet/in.h>
1237                 ],
1238                 [ sa_family_t foo; foo = 1235; ],
1239                 [ ac_cv_have_sa_family_t="yes" ],
1240
1241                 [ ac_cv_have_sa_family_t="no" ]
1242         )]
1243         )
1244 ])
1245 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1246         AC_DEFINE(HAVE_SA_FAMILY_T)
1247 fi
1248
1249 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1250         AC_TRY_COMPILE(
1251                 [
1252 #include <sys/types.h>
1253                 ],
1254                 [ pid_t foo; foo = 1235; ],
1255                 [ ac_cv_have_pid_t="yes" ],
1256                 [ ac_cv_have_pid_t="no" ]
1257         )
1258 ])
1259 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1260         AC_DEFINE(HAVE_PID_T)
1261 fi
1262
1263 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1264         AC_TRY_COMPILE(
1265                 [
1266 #include <sys/types.h>
1267                 ],
1268                 [ mode_t foo; foo = 1235; ],
1269                 [ ac_cv_have_mode_t="yes" ],
1270                 [ ac_cv_have_mode_t="no" ]
1271         )
1272 ])
1273 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1274         AC_DEFINE(HAVE_MODE_T)
1275 fi
1276
1277
1278 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1279         AC_TRY_COMPILE(
1280                 [
1281 #include <sys/types.h>
1282 #include <sys/socket.h>
1283                 ],
1284                 [ struct sockaddr_storage s; ],
1285                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1286                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1287         )
1288 ])
1289 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1290         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1291 fi
1292
1293 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1294         AC_TRY_COMPILE(
1295                 [
1296 #include <sys/types.h>
1297 #include <netinet/in.h>
1298                 ],
1299                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1300                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1301                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1302         )
1303 ])
1304 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1305         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1306 fi
1307
1308 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1309         AC_TRY_COMPILE(
1310                 [
1311 #include <sys/types.h>
1312 #include <netinet/in.h>
1313                 ],
1314                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1315                 [ ac_cv_have_struct_in6_addr="yes" ],
1316                 [ ac_cv_have_struct_in6_addr="no" ]
1317         )
1318 ])
1319 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1320         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1321 fi
1322
1323 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1324         AC_TRY_COMPILE(
1325                 [
1326 #include <sys/types.h>
1327 #include <sys/socket.h>
1328 #include <netdb.h>
1329                 ],
1330                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1331                 [ ac_cv_have_struct_addrinfo="yes" ],
1332                 [ ac_cv_have_struct_addrinfo="no" ]
1333         )
1334 ])
1335 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1336         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1337 fi
1338
1339 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1340         AC_TRY_COMPILE(
1341                 [ #include <sys/time.h> ],
1342                 [ struct timeval tv; tv.tv_sec = 1;],
1343                 [ ac_cv_have_struct_timeval="yes" ],
1344                 [ ac_cv_have_struct_timeval="no" ]
1345         )
1346 ])
1347 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1348         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1349         have_struct_timeval=1
1350 fi
1351
1352 # If we don't have int64_t then we can't compile sftp-server.  So don't
1353 # even attempt to do it.
1354 if test "x$ac_cv_have_int64_t" = "xno" -a \
1355         "x$ac_cv_sizeof_long_int" != "x8" -a \
1356         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1357         NO_SFTP='#'
1358 else
1359 dnl test snprintf (broken on SCO w/gcc)
1360         AC_TRY_RUN(
1361                 [
1362 #include <stdio.h>
1363 #include <string.h>
1364 #ifdef HAVE_SNPRINTF
1365 main()
1366 {
1367         char buf[50];
1368         char expected_out[50];
1369         int mazsize = 50 ;
1370 #if (SIZEOF_LONG_INT == 8)
1371         long int num = 0x7fffffffffffffff;
1372 #else
1373         long long num = 0x7fffffffffffffffll;
1374 #endif
1375         strcpy(expected_out, "9223372036854775807");
1376         snprintf(buf, mazsize, "%lld", num);
1377         if(strcmp(buf, expected_out) != 0)
1378                 exit(1);
1379         exit(0);
1380 }
1381 #else
1382 main() { exit(0); }
1383 #endif
1384                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1385         )
1386 fi
1387 AC_SUBST(NO_SFTP)
1388
1389 dnl Checks for structure members
1390 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1391 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1392 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1393 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1394 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1395 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1396 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1397 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1398 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1399 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1400 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1401 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1402 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1403 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1404 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1405 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1406 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1407
1408 AC_CHECK_MEMBERS([struct stat.st_blksize])
1409
1410 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1411                 ac_cv_have_ss_family_in_struct_ss, [
1412         AC_TRY_COMPILE(
1413                 [
1414 #include <sys/types.h>
1415 #include <sys/socket.h>
1416                 ],
1417                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1418                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1419                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1420         )
1421 ])
1422 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1423         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1424 fi
1425
1426 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1427                 ac_cv_have___ss_family_in_struct_ss, [
1428         AC_TRY_COMPILE(
1429                 [
1430 #include <sys/types.h>
1431 #include <sys/socket.h>
1432                 ],
1433                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1434                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1435                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1436         )
1437 ])
1438 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1439         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1440 fi
1441
1442 AC_CACHE_CHECK([for pw_class field in struct passwd],
1443                 ac_cv_have_pw_class_in_struct_passwd, [
1444         AC_TRY_COMPILE(
1445                 [
1446 #include <pwd.h>
1447                 ],
1448                 [ struct passwd p; p.pw_class = 0; ],
1449                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1450                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1451         )
1452 ])
1453 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1454         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1455 fi
1456
1457 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1458                 ac_cv_have_pw_expire_in_struct_passwd, [
1459         AC_TRY_COMPILE(
1460                 [
1461 #include <pwd.h>
1462                 ],
1463                 [ struct passwd p; p.pw_expire = 0; ],
1464                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1465                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1466         )
1467 ])
1468 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1469         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1470 fi
1471
1472 AC_CACHE_CHECK([for pw_change field in struct passwd],
1473                 ac_cv_have_pw_change_in_struct_passwd, [
1474         AC_TRY_COMPILE(
1475                 [
1476 #include <pwd.h>
1477                 ],
1478                 [ struct passwd p; p.pw_change = 0; ],
1479                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1480                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1481         )
1482 ])
1483 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1484         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1485 fi
1486
1487 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1488         AC_TRY_LINK([],
1489                 [ extern char *__progname; printf("%s", __progname); ],
1490                 [ ac_cv_libc_defines___progname="yes" ],
1491                 [ ac_cv_libc_defines___progname="no" ]
1492         )
1493 ])
1494 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1495         AC_DEFINE(HAVE___PROGNAME)
1496 fi
1497
1498 AC_CACHE_CHECK([whether getopt has optreset support],
1499                 ac_cv_have_getopt_optreset, [
1500         AC_TRY_LINK(
1501                 [
1502 #include <getopt.h>
1503                 ],
1504                 [ extern int optreset; optreset = 0; ],
1505                 [ ac_cv_have_getopt_optreset="yes" ],
1506                 [ ac_cv_have_getopt_optreset="no" ]
1507         )
1508 ])
1509 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1510         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1511 fi
1512
1513 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1514         AC_TRY_LINK([],
1515                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1516                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1517                 [ ac_cv_libc_defines_sys_errlist="no" ]
1518         )
1519 ])
1520 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1521         AC_DEFINE(HAVE_SYS_ERRLIST)
1522 fi
1523
1524
1525 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1526         AC_TRY_LINK([],
1527                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1528                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1529                 [ ac_cv_libc_defines_sys_nerr="no" ]
1530         )
1531 ])
1532 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1533         AC_DEFINE(HAVE_SYS_NERR)
1534 fi
1535
1536
1537 # Check whether user wants Kerberos support
1538 SCARD_MSG="no"
1539 AC_ARG_WITH(smartcard,
1540         [  --with-smartcard        Enable smartcard support],
1541         [
1542                 if test "x$withval" != "xno" ; then
1543                         if test "x$withval" != "xyes" ; then
1544                                 CPPFLAGS="$CPPFLAGS -I${withval}"
1545                                 LDFLAGS="$LDFLAGS -L${withval}"
1546                                 if test ! -z "$need_dash_r" ; then
1547                                         LDFLAGS="$LDFLAGS -R${withval}"
1548                                 fi
1549                                 if test ! -z "$blibpath" ; then
1550                                         blibpath="$blibpath:${withval}"
1551                                 fi
1552                         fi
1553                         AC_CHECK_HEADERS(sectok.h)
1554                         if test "$ac_cv_header_sectok_h" != yes; then
1555                                 AC_MSG_ERROR(Can't find sectok.h)
1556                         fi
1557                         AC_CHECK_LIB(sectok, sectok_open)
1558                         if test "$ac_cv_lib_sectok_sectok_open" != yes; then
1559                                 AC_MSG_ERROR(Can't find libsectok)
1560                         fi
1561                         AC_DEFINE(SMARTCARD)
1562                         SCARD_MSG="yes"
1563                 fi
1564         ]
1565 )
1566
1567 # Check whether user wants Kerberos support
1568 KRB4_MSG="no"
1569 AC_ARG_WITH(kerberos4,
1570         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1571         [
1572                 if test "x$withval" != "xno" ; then
1573                         if test "x$withval" != "xyes" ; then
1574                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1575                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1576                                 if test ! -z "$need_dash_r" ; then
1577                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1578                                 fi
1579                                 if test ! -z "$blibpath" ; then
1580                                         blibpath="$blibpath:${withval}/lib"
1581                                 fi
1582                         else
1583                                 if test -d /usr/include/kerberosIV ; then
1584                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1585                                 fi
1586                         fi
1587
1588                         AC_CHECK_HEADERS(krb.h)
1589                         if test "$ac_cv_header_krb_h" != yes; then
1590                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1591                         fi
1592                         AC_CHECK_LIB(krb, main)
1593                         if test "$ac_cv_lib_krb_main" != yes; then
1594                                 AC_CHECK_LIB(krb4, main)
1595                                 if test "$ac_cv_lib_krb4_main" != yes; then
1596                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1597                                 else
1598                                         KLIBS="-lkrb4"
1599                                 fi
1600                         else
1601                                 KLIBS="-lkrb"
1602                         fi
1603                         AC_CHECK_LIB(des, des_cbc_encrypt)
1604                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1605                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
1606                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1607                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1608                                 else
1609                                         KLIBS="-ldes425"
1610                                 fi
1611                         else
1612                                 KLIBS="-ldes"
1613                         fi
1614                         AC_CHECK_LIB(resolv, dn_expand, , )
1615                         KRB4=yes
1616                         KRB4_MSG="yes"
1617                         AC_DEFINE(KRB4)
1618                 fi
1619         ]
1620 )
1621
1622 # Check whether user wants AFS support
1623 AFS_MSG="no"
1624 AC_ARG_WITH(afs,
1625         [  --with-afs=PATH         Enable AFS support],
1626         [
1627                 if test "x$withval" != "xno" ; then
1628
1629                         if test "x$withval" != "xyes" ; then
1630                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1631                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1632                         fi
1633
1634                         if test -z "$KRB4" ; then
1635                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1636                         fi
1637
1638                         LIBS="-lkafs $LIBS"
1639                         if test ! -z "$AFS_LIBS" ; then
1640                                 LIBS="$LIBS $AFS_LIBS"
1641                         fi
1642                         AC_DEFINE(AFS)
1643                         AFS_MSG="yes"
1644                 fi
1645         ]
1646 )
1647 LIBS="$LIBS $KLIBS"
1648
1649 # Looking for programs, paths and files
1650 AC_ARG_WITH(rsh,
1651         [  --with-rsh=PATH         Specify path to remote shell program ],
1652         [
1653                 if test "x$withval" != "$no" ; then
1654                         rsh_path=$withval
1655                 fi
1656         ],
1657         [
1658                 AC_PATH_PROG(rsh_path, rsh)
1659         ]
1660 )
1661
1662 AC_ARG_WITH(xauth,
1663         [  --with-xauth=PATH       Specify path to xauth program ],
1664         [
1665                 if test "x$withval" != "xno" ; then
1666                         xauth_path=$withval
1667                 fi
1668         ],
1669         [
1670                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1671                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1672                         xauth_path="/usr/openwin/bin/xauth"
1673                 fi
1674         ]
1675 )
1676
1677 if test -z "$xauth_path" ; then
1678         XAUTH_PATH="undefined"
1679         AC_SUBST(XAUTH_PATH)
1680 else
1681         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1682         XAUTH_PATH=$xauth_path
1683         AC_SUBST(XAUTH_PATH)
1684 fi
1685 if test ! -z "$rsh_path" ; then
1686         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1687 fi
1688
1689 # Check for mail directory (last resort if we cannot get it from headers)
1690 if test ! -z "$MAIL" ; then
1691         maildir=`dirname $MAIL`
1692         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1693 fi
1694
1695 if test -z "$no_dev_ptmx" ; then
1696         AC_CHECK_FILE("/dev/ptmx",
1697                 [
1698                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1699                         have_dev_ptmx=1
1700                 ]
1701         )
1702 fi
1703 AC_CHECK_FILE("/dev/ptc",
1704         [
1705                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1706                 have_dev_ptc=1
1707         ]
1708 )
1709
1710 # Options from here on. Some of these are preset by platform above
1711 AC_ARG_WITH(mantype,
1712         [  --with-mantype=man|cat|doc  Set man page type],
1713         [
1714                 case "$withval" in
1715                 man|cat|doc)
1716                         MANTYPE=$withval
1717                         ;;
1718                 *)
1719                         AC_MSG_ERROR(invalid man type: $withval)
1720                         ;;
1721                 esac
1722         ]
1723 )
1724 if test -z "$MANTYPE"; then
1725         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, /usr/bin:/usr/ucb)
1726         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
1727                 MANTYPE=doc
1728         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
1729                 MANTYPE=man
1730         else
1731                 MANTYPE=cat
1732         fi
1733 fi
1734 AC_SUBST(MANTYPE)
1735 if test "$MANTYPE" = "doc"; then
1736         mansubdir=man;
1737 else
1738         mansubdir=$MANTYPE;
1739 fi
1740 AC_SUBST(mansubdir)
1741
1742 # Check whether to enable MD5 passwords
1743 MD5_MSG="no"
1744 AC_ARG_WITH(md5-passwords,
1745         [  --with-md5-passwords    Enable use of MD5 passwords],
1746         [
1747                 if test "x$withval" != "xno" ; then
1748                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1749                         MD5_MSG="yes"
1750                 fi
1751         ]
1752 )
1753
1754 # Whether to disable shadow password support
1755 AC_ARG_WITH(shadow,
1756         [  --without-shadow        Disable shadow password support],
1757         [
1758                 if test "x$withval" = "xno" ; then
1759                         AC_DEFINE(DISABLE_SHADOW)
1760                         disable_shadow=yes
1761                 fi
1762         ]
1763 )
1764
1765 if test -z "$disable_shadow" ; then
1766         AC_MSG_CHECKING([if the systems has expire shadow information])
1767         AC_TRY_COMPILE(
1768         [
1769 #include <sys/types.h>
1770 #include <shadow.h>
1771         struct spwd sp;
1772         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1773         [ sp_expire_available=yes ], []
1774         )
1775
1776         if test "x$sp_expire_available" = "xyes" ; then
1777                 AC_MSG_RESULT(yes)
1778                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1779         else
1780                 AC_MSG_RESULT(no)
1781         fi
1782 fi
1783
1784 # Use ip address instead of hostname in $DISPLAY
1785 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1786         DISPLAY_HACK_MSG="yes"
1787         AC_DEFINE(IPADDR_IN_DISPLAY)
1788 else
1789         DISPLAY_HACK_MSG="no"
1790         AC_ARG_WITH(ipaddr-display,
1791                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1792                 [
1793                         if test "x$withval" != "xno" ; then
1794                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1795                                 DISPLAY_HACK_MSG="yes"
1796                         fi
1797                 ]
1798         )
1799 fi
1800
1801 # Whether to mess with the default path
1802 SERVER_PATH_MSG="(default)"
1803 AC_ARG_WITH(default-path,
1804         [  --with-default-path=PATH Specify default \$PATH environment for server],
1805         [
1806                 if test "x$withval" != "xno" ; then
1807                         user_path="$withval"
1808                         SERVER_PATH_MSG="$withval"
1809                 fi
1810         ],
1811         [
1812         AC_TRY_RUN(
1813                 [
1814 /* find out what STDPATH is */
1815 #include <stdio.h>
1816 #ifdef HAVE_PATHS_H
1817 # include <paths.h>
1818 #endif
1819 #ifndef _PATH_STDPATH
1820 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
1821 #endif
1822 #include <sys/types.h>
1823 #include <sys/stat.h>
1824 #include <fcntl.h>
1825 #define DATA "conftest.stdpath"
1826
1827 main()
1828 {
1829         FILE *fd;
1830         int rc;
1831
1832         fd = fopen(DATA,"w");
1833         if(fd == NULL)
1834                 exit(1);
1835
1836         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
1837                 exit(1);
1838
1839         exit(0);
1840 }
1841                 ], [ user_path=`cat conftest.stdpath` ],
1842                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
1843                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
1844         )
1845 # make sure $bindir is in USER_PATH so scp will work
1846                 t_bindir=`eval echo ${bindir}`
1847                 case $t_bindir in
1848                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
1849                 esac
1850                 case $t_bindir in
1851                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
1852                 esac
1853                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
1854                 if test $? -ne 0  ; then
1855                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
1856                         if test $? -ne 0  ; then
1857                                 user_path=$user_path:$t_bindir
1858                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
1859                         fi
1860                 fi
1861         ]
1862 )
1863 AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
1864 AC_SUBST(user_path)
1865
1866 # Whether to force IPv4 by default (needed on broken glibc Linux)
1867 IPV4_HACK_MSG="no"
1868 AC_ARG_WITH(ipv4-default,
1869         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1870         [
1871                 if test "x$withval" != "xno" ; then
1872                         AC_DEFINE(IPV4_DEFAULT)
1873                         IPV4_HACK_MSG="yes"
1874                 fi
1875         ]
1876 )
1877
1878 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1879 IPV4_IN6_HACK_MSG="no"
1880 AC_ARG_WITH(4in6,
1881         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1882         [
1883                 if test "x$withval" != "xno" ; then
1884                         AC_MSG_RESULT(yes)
1885                         AC_DEFINE(IPV4_IN_IPV6)
1886                         IPV4_IN6_HACK_MSG="yes"
1887                 else
1888                         AC_MSG_RESULT(no)
1889                 fi
1890         ],[
1891                 if test "x$inet6_default_4in6" = "xyes"; then
1892                         AC_MSG_RESULT([yes (default)])
1893                         AC_DEFINE(IPV4_IN_IPV6)
1894                         IPV4_IN6_HACK_MSG="yes"
1895                 else
1896                         AC_MSG_RESULT([no (default)])
1897                 fi
1898         ]
1899 )
1900
1901 # Whether to enable BSD auth support
1902 BSD_AUTH_MSG=no
1903 AC_ARG_WITH(bsd-auth,
1904         [  --with-bsd-auth         Enable BSD auth support],
1905         [
1906                 if test "x$withval" != "xno" ; then
1907                         AC_DEFINE(BSD_AUTH)
1908                         BSD_AUTH_MSG=yes
1909                 fi
1910         ]
1911 )
1912
1913 AC_MSG_CHECKING(whether to install ssh as suid root)
1914 AC_ARG_ENABLE(suid-ssh,
1915 [  --enable-suid-ssh       Install ssh as suid root (default)
1916   --disable-suid-ssh      Install ssh without suid bit],
1917 [ case "$enableval" in
1918   no)
1919        AC_MSG_RESULT(no)
1920        SSHMODE=0711
1921        ;;
1922   *)   AC_MSG_RESULT(yes)
1923        SSHMODE=4711
1924        ;;
1925   esac ],
1926   AC_MSG_RESULT(yes)
1927   SSHMODE=4711
1928 )
1929 AC_SUBST(SSHMODE)
1930
1931
1932 # Where to place sshd.pid
1933 piddir=/var/run
1934 AC_ARG_WITH(pid-dir,
1935         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1936         [
1937                 if test "x$withval" != "xno" ; then
1938                         piddir=$withval
1939                 fi
1940         ]
1941 )
1942
1943 # make sure the directory exists
1944 if test ! -d $piddir ; then
1945         piddir=`eval echo ${sysconfdir}`
1946         case $piddir in
1947                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1948         esac
1949 fi
1950
1951 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
1952 AC_SUBST(piddir)
1953
1954 dnl allow user to disable some login recording features
1955 AC_ARG_ENABLE(lastlog,
1956         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1957         [ AC_DEFINE(DISABLE_LASTLOG) ]
1958 )
1959 AC_ARG_ENABLE(utmp,
1960         [  --disable-utmp          disable use of utmp even if detected [no]],
1961         [ AC_DEFINE(DISABLE_UTMP) ]
1962 )
1963 AC_ARG_ENABLE(utmpx,
1964         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1965         [ AC_DEFINE(DISABLE_UTMPX) ]
1966 )
1967 AC_ARG_ENABLE(wtmp,
1968         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1969         [ AC_DEFINE(DISABLE_WTMP) ]
1970 )
1971 AC_ARG_ENABLE(wtmpx,
1972         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1973         [ AC_DEFINE(DISABLE_WTMPX) ]
1974 )
1975 AC_ARG_ENABLE(libutil,
1976         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1977         [ AC_DEFINE(DISABLE_LOGIN) ]
1978 )
1979 AC_ARG_ENABLE(pututline,
1980         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1981         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1982 )
1983 AC_ARG_ENABLE(pututxline,
1984         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1985         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1986 )
1987 AC_ARG_WITH(lastlog,
1988   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1989         [
1990                 if test "x$withval" = "xno" ; then
1991                         AC_DEFINE(DISABLE_LASTLOG)
1992                 else
1993                         conf_lastlog_location=$withval
1994                 fi
1995         ]
1996 )
1997
1998 dnl lastlog, [uw]tmpx? detection
1999 dnl  NOTE: set the paths in the platform section to avoid the
2000 dnl   need for command-line parameters
2001 dnl lastlog and [uw]tmp are subject to a file search if all else fails
2002
2003 dnl lastlog detection
2004 dnl  NOTE: the code itself will detect if lastlog is a directory
2005 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
2006 AC_TRY_COMPILE([
2007 #include <sys/types.h>
2008 #include <utmp.h>
2009 #ifdef HAVE_LASTLOG_H
2010 #  include <lastlog.h>
2011 #endif
2012 #ifdef HAVE_PATHS_H
2013 #  include <paths.h>
2014 #endif
2015 #ifdef HAVE_LOGIN_H
2016 # include <login.h>
2017 #endif
2018         ],
2019         [ char *lastlog = LASTLOG_FILE; ],
2020         [ AC_MSG_RESULT(yes) ],
2021         [
2022                 AC_MSG_RESULT(no)
2023                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2024                 AC_TRY_COMPILE([
2025 #include <sys/types.h>
2026 #include <utmp.h>
2027 #ifdef HAVE_LASTLOG_H
2028 #  include <lastlog.h>
2029 #endif
2030 #ifdef HAVE_PATHS_H
2031 #  include <paths.h>
2032 #endif
2033                 ],
2034                 [ char *lastlog = _PATH_LASTLOG; ],
2035                 [ AC_MSG_RESULT(yes) ],
2036                 [
2037                         AC_MSG_RESULT(no)
2038                         system_lastlog_path=no
2039                 ])
2040         ]
2041 )
2042
2043 if test -z "$conf_lastlog_location"; then
2044         if test x"$system_lastlog_path" = x"no" ; then
2045                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2046                                 if (test -d "$f" || test -f "$f") ; then
2047                                         conf_lastlog_location=$f
2048                                 fi
2049                 done
2050                 if test -z "$conf_lastlog_location"; then
2051                         AC_MSG_WARN([** Cannot find lastlog **])
2052                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2053                 fi
2054         fi
2055 fi
2056
2057 if test -n "$conf_lastlog_location"; then
2058         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2059 fi
2060
2061 dnl utmp detection
2062 AC_MSG_CHECKING([if your system defines UTMP_FILE])
2063 AC_TRY_COMPILE([
2064 #include <sys/types.h>
2065 #include <utmp.h>
2066 #ifdef HAVE_PATHS_H
2067 #  include <paths.h>
2068 #endif
2069         ],
2070         [ char *utmp = UTMP_FILE; ],
2071         [ AC_MSG_RESULT(yes) ],
2072         [ AC_MSG_RESULT(no)
2073           system_utmp_path=no ]
2074 )
2075 if test -z "$conf_utmp_location"; then
2076         if test x"$system_utmp_path" = x"no" ; then
2077                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2078                         if test -f $f ; then
2079                                 conf_utmp_location=$f
2080                         fi
2081                 done
2082                 if test -z "$conf_utmp_location"; then
2083                         AC_DEFINE(DISABLE_UTMP)
2084                 fi
2085         fi
2086 fi
2087 if test -n "$conf_utmp_location"; then
2088         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2089 fi
2090
2091 dnl wtmp detection
2092 AC_MSG_CHECKING([if your system defines WTMP_FILE])
2093 AC_TRY_COMPILE([
2094 #include <sys/types.h>
2095 #include <utmp.h>
2096 #ifdef HAVE_PATHS_H
2097 #  include <paths.h>
2098 #endif
2099         ],
2100         [ char *wtmp = WTMP_FILE; ],
2101         [ AC_MSG_RESULT(yes) ],
2102         [ AC_MSG_RESULT(no)
2103           system_wtmp_path=no ]
2104 )
2105 if test -z "$conf_wtmp_location"; then
2106         if test x"$system_wtmp_path" = x"no" ; then
2107                 for f in /usr/adm/wtmp /var/log/wtmp; do
2108                         if test -f $f ; then
2109                                 conf_wtmp_location=$f
2110                         fi
2111                 done
2112                 if test -z "$conf_wtmp_location"; then
2113                         AC_DEFINE(DISABLE_WTMP)
2114                 fi
2115         fi
2116 fi
2117 if test -n "$conf_wtmp_location"; then
2118         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2119 fi
2120
2121
2122 dnl utmpx detection - I don't know any system so perverse as to require
2123 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2124 dnl  there, though.
2125 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2126 AC_TRY_COMPILE([
2127 #include <sys/types.h>
2128 #include <utmp.h>
2129 #ifdef HAVE_UTMPX_H
2130 #include <utmpx.h>
2131 #endif
2132 #ifdef HAVE_PATHS_H
2133 #  include <paths.h>
2134 #endif
2135         ],
2136         [ char *utmpx = UTMPX_FILE; ],
2137         [ AC_MSG_RESULT(yes) ],
2138         [ AC_MSG_RESULT(no)
2139           system_utmpx_path=no ]
2140 )
2141 if test -z "$conf_utmpx_location"; then
2142         if test x"$system_utmpx_path" = x"no" ; then
2143                 AC_DEFINE(DISABLE_UTMPX)
2144         fi
2145 else
2146         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2147 fi
2148
2149 dnl wtmpx detection
2150 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2151 AC_TRY_COMPILE([
2152 #include <sys/types.h>
2153 #include <utmp.h>
2154 #ifdef HAVE_UTMPX_H
2155 #include <utmpx.h>
2156 #endif
2157 #ifdef HAVE_PATHS_H
2158 #  include <paths.h>
2159 #endif
2160         ],
2161         [ char *wtmpx = WTMPX_FILE; ],
2162         [ AC_MSG_RESULT(yes) ],
2163         [ AC_MSG_RESULT(no)
2164           system_wtmpx_path=no ]
2165 )
2166 if test -z "$conf_wtmpx_location"; then
2167         if test x"$system_wtmpx_path" = x"no" ; then
2168                 AC_DEFINE(DISABLE_WTMPX)
2169         fi
2170 else
2171         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2172 fi
2173
2174
2175 if test ! -z "$blibpath" ; then
2176         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2177         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2178 fi
2179
2180 AC_EXEEXT
2181 AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2182 AC_OUTPUT
2183
2184 # Print summary of options
2185
2186 # Someone please show me a better way :)
2187 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2188 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2189 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2190 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2191 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2192 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2193 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2194 H=`eval echo ${user_path}` ; H=`eval echo ${H}`
2195
2196 echo ""
2197 echo "OpenSSH has been configured with the following options:"
2198 echo "                 User binaries: $B"
2199 echo "               System binaries: $C"
2200 echo "           Configuration files: $D"
2201 echo "               Askpass program: $E"
2202 echo "                  Manual pages: $F"
2203 echo "                      PID file: $G"
2204 echo "        sshd default user PATH: $H"
2205 echo "                Manpage format: $MANTYPE"
2206 echo "                   PAM support: ${PAM_MSG}"
2207 echo "            KerberosIV support: $KRB4_MSG"
2208 echo "             Smartcard support: $SCARD_MSG"
2209 echo "                   AFS support: $AFS_MSG"
2210 echo "                 S/KEY support: $SKEY_MSG"
2211 echo "          TCP Wrappers support: $TCPW_MSG"
2212 echo "          MD5 password support: $MD5_MSG"
2213 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2214 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
2215 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2216 echo "              BSD Auth support: $BSD_AUTH_MSG"
2217 echo "          Random number source: $RAND_MSG"
2218 if test ! -z "$USE_RAND_HELPER" ; then
2219         echo " ssh-rand-helper collects from: $RAND_HELPER_MSG"
2220 fi
2221
2222 echo ""
2223
2224 echo "              Host: ${host}"
2225 echo "          Compiler: ${CC}"
2226 echo "    Compiler flags: ${CFLAGS}"
2227 echo "Preprocessor flags: ${CPPFLAGS}"
2228 echo "      Linker flags: ${LDFLAGS}"
2229 echo "         Libraries: ${LIBS}"
2230
2231 echo ""
2232
2233 if test "x$PAM_MSG" = "xyes" ; then
2234         echo "PAM is enabled. You may need to install a PAM control file "
2235         echo "for sshd, otherwise password authentication may fail. "
2236         echo "Example PAM control files can be found in the contrib/ "
2237         echo "subdirectory"
2238         echo ""
2239 fi
2240
2241 if test ! -z "$NO_SFTP"; then
2242         echo "sftp-server will be disabled.  Your compiler does not "
2243         echo "support 64bit integers."
2244         echo ""
2245 fi
2246
2247 if test ! -z "$RAND_HELPER_CMDHASH" ; then
2248         echo "WARNING: you are using the builtin random number collection "
2249         echo "service. Please read WARNING.RNG and request that your OS "
2250         echo "vendor includes kernel-based random number collection in "
2251         echo "future versions of your OS."
2252         echo ""
2253 fi
2254