configure.in

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