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
   9 # Checks for programs.
  10 AC_PROG_CPP
  11 AC_PROG_RANLIB
  12 AC_PROG_INSTALL
  13 AC_PATH_PROG(AR, ar)
  14 AC_PATH_PROG(PERL, perl)
  15 AC_SUBST(PERL)
  16 AC_PATH_PROG(ENT, ent)
  17 AC_SUBST(ENT)
  18 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  19 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  20 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  22
  23 if test -z "$AR" ; then
  24         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  25 fi
  26
  27 # Use LOGIN_PROGRAM from environment if possible
  28 if test ! -z "$LOGIN_PROGRAM" ; then
  29         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  30 else
  31         # Search for login
  32         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  33         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  34                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  35         fi
  36 fi
  37
  38 if test -z "$LD" ; then
  39         LD=$CC
  40 fi
  41 AC_SUBST(LD)
  42
  43 # C Compiler features
  44 AC_C_INLINE
  45 if test "$GCC" = "yes"; then
  46         CFLAGS="$CFLAGS -Wall"
  47 fi
  48
  49 # Check for some target-specific stuff
  50 case "$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         MANTYPE='$(CATMAN)'
  61         mansubdir=cat
  62         dnl AIX handles lastlog as part of its login message
  63         AC_DEFINE(DISABLE_LASTLOG)
  64         MANTYPE='$(CATMAN)'
  65         mansubdir=cat
  66         ;;
  67 *-*-cygwin*)
  68         LIBS="$LIBS -lregex /usr/lib/textmode.o"
  69         AC_DEFINE(HAVE_CYGWIN)
  70         AC_DEFINE(DISABLE_SHADOW)
  71         AC_DEFINE(IPV4_DEFAULT)
  72         AC_DEFINE(IP_TOS_IS_BROKEN)
  73         AC_DEFINE(BROKEN_VHANGUP)
  74         no_libsocket=1
  75         no_libnsl=1
  76         ;;
  77 *-*-dgux*)
  78         AC_DEFINE(IP_TOS_IS_BROKEN)
  79         ;;
  80 *-*-hpux10*)
  81         if test -z "$GCC"; then
  82                 CFLAGS="$CFLAGS -Ae"
  83         fi
  84         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  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="$LIBS -lsec"
  91         MANTYPE='$(CATMAN)'
  92         mansubdir=cat
  93         ;;
  94 *-*-hpux11*)
  95         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  96         IPADDR_IN_DISPLAY=yes
  97         AC_DEFINE(PAM_SUN_CODEBASE)
  98         AC_DEFINE(USE_PIPES)
  99         AC_DEFINE(DISABLE_SHADOW)
 100         AC_DEFINE(DISABLE_UTMP)
 101         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 102         LIBS="$LIBS -lsec"
 103         MANTYPE='$(CATMAN)'
 104         mansubdir=cat
 105         ;;
 106 *-*-irix5*)
 107         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 108         LDFLAGS="$LDFLAGS"
 109         PATH="$PATH:/usr/etc"
 110         MANTYPE='$(CATMAN)'
 111         no_libsocket=1
 112         no_libnsl=1
 113         AC_DEFINE(BROKEN_INET_NTOA)
 114         ;;
 115 *-*-irix6*)
 116         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 117         LDFLAGS="$LDFLAGS"
 118         PATH="$PATH:/usr/etc"
 119         MANTYPE='$(CATMAN)'
 120         AC_DEFINE(WITH_IRIX_ARRAY)
 121         AC_DEFINE(WITH_IRIX_PROJECT)
 122         AC_DEFINE(WITH_IRIX_AUDIT)
 123         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 124         no_libsocket=1
 125         no_libnsl=1
 126         AC_DEFINE(BROKEN_INET_NTOA)
 127         mansubdir=man
 128         ;;
 129 *-*-linux*)
 130         no_dev_ptmx=1
 131         check_for_libcrypt_later=1
 132         AC_DEFINE(DONT_TRY_OTHER_AF)
 133         AC_DEFINE(PAM_TTY_KLUDGE)
 134         inet6_default_4in6=yes
 135         ;;
 136 mips-sony-bsd|mips-sony-newsos4)
 137         AC_DEFINE(HAVE_NEWS4)
 138         SONY=1
 139         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 140                 AC_MSG_ERROR([*** libiberty missing - please install first or check config.log ***])
 141         )
 142         ;;
 143 *-*-netbsd*)
 144         need_dash_r=1
 145         ;;
 146 *-next-*)
 147         conf_lastlog_location="/usr/adm/lastlog"
 148         conf_utmp_location=/etc/utmp
 149         conf_wtmp_location=/usr/adm/wtmp
 150         MAIL=/usr/spool/mail
 151         AC_DEFINE(HAVE_NEXT)
 152         AC_DEFINE(BROKEN_REALPATH)
 153         AC_DEFINE(USE_PIPES)
 154         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 155         CFLAGS="$CFLAGS"
 156         ;;
 157 *-*-solaris*)
 158         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 159         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib -L/usr/ucblib -R/usr/ucblib"
 160         need_dash_r=1
 161         AC_DEFINE(PAM_SUN_CODEBASE)
 162         # hardwire lastlog location (can't detect it on some versions)
 163         conf_lastlog_location="/var/adm/lastlog"
 164         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 165         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 166         if test "$sol2ver" -ge 8; then
 167                 AC_MSG_RESULT(yes)
 168                 AC_DEFINE(DISABLE_UTMP)
 169                 AC_DEFINE(DISABLE_WTMP)
 170         else
 171                 AC_MSG_RESULT(no)
 172         fi
 173         ;;
 174 *-*-sunos4*)
 175         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 176         AC_CHECK_FUNCS(getpwanam)
 177         AC_DEFINE(PAM_SUN_CODEBASE)
 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         MANTYPE='$(CATMAN)'
 183         mansubdir=cat
 184         ;;
 185 *-ncr-sysv*)
 186         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 187         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 188         MANTYPE='$(CATMAN)'
 189         mansubdir=cat
 190         LIBS="$LIBS -lc89 -lnsl -lgen -lsocket"
 191         ;;
 192 *-sni-sysv*)
 193         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 194         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 195         MANTYPE='$(CATMAN)'
 196         IPADDR_IN_DISPLAY=yes
 197         AC_DEFINE(USE_PIPES)
 198         AC_DEFINE(IP_TOS_IS_BROKEN)
 199         mansubdir=cat
 200         LIBS="$LIBS -lgen -lnsl -lucb"
 201         ;;
 202 *-*-sysv4.2*)
 203         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 204         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 205         MANTYPE='$(CATMAN)'
 206         mansubdir=cat
 207         enable_suid_ssh=no
 208         AC_DEFINE(USE_PIPES)
 209         ;;
 210 *-*-sysv5*)
 211         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 212         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 213         MANTYPE='$(CATMAN)'
 214         mansubdir=cat
 215         enable_suid_ssh=no
 216         AC_DEFINE(USE_PIPES)
 217         ;;
 218 *-*-sysv*)
 219         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 220         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 221         MANTYPE='$(CATMAN)'
 222         mansubdir=cat
 223         LIBS="$LIBS -lgen -lsocket"
 224         ;;
 225 *-*-sco3.2v4*)
 226         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 227         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 228         MANTYPE='$(CATMAN)'
 229         LIBS="$LIBS -lgen -lsocket -los -lprot -lx -ltinfo -lm"
 230         mansubdir=cat
 231         rsh_path="/usr/bin/rcmd"
 232         RANLIB=true
 233         no_dev_ptmx=1
 234         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 235         AC_DEFINE(USE_PIPES)
 236         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 237         AC_DEFINE(DISABLE_SHADOW)
 238         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 239         ;;
 240 *-*-sco3.2v5*)
 241         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 242         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 243         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 244         MANTYPE='$(CATMAN)'
 245         mansubdir=cat
 246         no_dev_ptmx=1
 247         rsh_path="/usr/bin/rcmd"
 248         AC_DEFINE(USE_PIPES)
 249         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 250         AC_DEFINE(DISABLE_SHADOW)
 251         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 252         ;;
 253 *-dec-osf*)
 254 # This is untested
 255         if test ! -z "USE_SIA" ; then
 256                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 257                 if test -f /etc/sia/matrix.conf; then
 258                         AC_MSG_RESULT(yes)
 259                         AC_DEFINE(HAVE_OSF_SIA)
 260                         AC_DEFINE(DISABLE_LOGIN)
 261                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 262                 else
 263                         AC_MSG_RESULT(no)
 264                 fi
 265         fi
 266         ;;
 267 esac
 268
 269 # Allow user to specify flags
 270 AC_ARG_WITH(cflags,
 271         [  --with-cflags           Specify additional flags to pass to compiler],
 272         [
 273                 if test "x$withval" != "xno" ; then
 274                         CFLAGS="$CFLAGS $withval"
 275                 fi
 276         ]
 277 )
 278 AC_ARG_WITH(cppflags,
 279         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 280         [
 281                 if test "x$withval" != "xno"; then
 282                         CPPFLAGS="$CPPFLAGS $withval"
 283                 fi
 284         ]
 285 )
 286 AC_ARG_WITH(ldflags,
 287         [  --with-ldflags          Specify additional flags to pass to linker],
 288         [
 289                 if test "x$withval" != "xno" ; then
 290                         LDFLAGS="$LDFLAGS $withval"
 291                 fi
 292         ]
 293 )
 294 AC_ARG_WITH(libs,
 295         [  --with-libs             Specify additional libraries to link with],
 296         [
 297                 if test "x$withval" != "xno" ; then
 298                         LIBS="$LIBS $withval"
 299                 fi
 300         ]
 301 )
 302
 303 AC_ARG_WITH(pcre,
 304         [  --with-pcre             Override built in regex library with pcre],
 305         [
 306
 307                 AC_CHECK_LIB(pcre, pcre_info,
 308                         [
 309                                 AC_DEFINE(HAVE_LIBPCRE)
 310                                 LIBS="$LIBS -lpcreposix -lpcre"
 311                                 no_comp_check="yes"
 312                         ],
 313                         [ AC_MSG_ERROR([*** Can not locate pcre libraries.]) ]
 314                 )
 315         ]
 316 )
 317
 318 # Checks for libraries.
 319 if test -z "$no_libsocket" ; then
 320         AC_CHECK_LIB(nsl, yp_match, , )
 321 fi
 322 if test -z "$no_libnsl" ; then
 323         AC_CHECK_LIB(socket, main, , )
 324 fi
 325
 326 AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen")
 327 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 328 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 329
 330 # We don't want to check if we did an pcre override.
 331 if test -z "$no_comp_check" ; then
 332         AC_CHECK_FUNC(regcomp,
 333                 [ AC_DEFINE(HAVE_REGCOMP)],
 334                 [
 335                         AC_CHECK_LIB(pcre, pcre_info,
 336                         [
 337                                 AC_DEFINE(HAVE_LIBPCRE)
 338                                 LIBS="$LIBS -lpcreposix -lpcre"
 339                         ],
 340                         [
 341                                 AC_MSG_ERROR([*** No regex library found.])
 342                         ])
 343                 ]
 344         )
 345 fi
 346
 347 dnl UnixWare 2.x
 348 AC_CHECK_FUNC(strcasecmp,
 349         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 350 )
 351 AC_CHECK_FUNC(utimes,
 352         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 353 )
 354
 355 # Checks for header files.
 356 AC_CHECK_HEADERS(bstring.h endian.h floatingpoint.h getopt.h lastlog.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 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)
 357
 358 # Check whether user wants Kerberos support
 359 KRB4_MSG="no"
 360 AC_ARG_WITH(kerberos4,
 361         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
 362         [
 363                 if test "x$withval" != "xno" ; then
 364
 365                         if test "x$withval" != "xyes" ; then
 366                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 367                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 368                                 if test ! -z "$need_dash_r" ; then
 369                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
 370                                 fi
 371                                 if test ! -z "$blibpath" ; then
 372                                         blibpath="$blibpath:${withval}/lib"
 373                                 fi
 374                         else
 375                                 if test -d /usr/include/kerberosIV ; then
 376                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
 377                                 fi
 378                         fi
 379
 380                         AC_CHECK_HEADERS(krb.h)
 381                         AC_CHECK_LIB(krb, main)
 382                         if test "$ac_cv_header_krb_h" != yes; then
 383                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
 384                         fi
 385                         if test "$ac_cv_lib_krb_main" != yes; then
 386                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
 387                         fi
 388
 389                         KLIBS="-lkrb -ldes"
 390                         AC_CHECK_LIB(resolv, dn_expand, , )
 391                         KRB4=yes
 392                         KRB4_MSG="yes"
 393                         AC_DEFINE(KRB4)
 394                 fi
 395         ]
 396 )
 397
 398 # Check whether user wants AFS support
 399 AFS_MSG="no"
 400 AC_ARG_WITH(afs,
 401         [  --with-afs=PATH         Enable AFS support],
 402         [
 403                 if test "x$withval" != "xno" ; then
 404
 405                         if test "x$withval" != "xyes" ; then
 406                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 407                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 408                         fi
 409
 410                         if test -z "$KRB4" ; then
 411                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
 412                         fi
 413
 414                         LIBS="$LIBS -lkafs"
 415                         if test ! -z "$AFS_LIBS" ; then
 416                                 LIBS="$LIBS $AFS_LIBS"
 417                         fi
 418                         AC_DEFINE(AFS)
 419                         AFS_MSG="yes"
 420                 fi
 421         ]
 422 )
 423 LIBS="$LIBS $KLIBS"
 424
 425 # Check whether user wants S/Key support
 426 SKEY_MSG="no"
 427 AC_ARG_WITH(skey,
 428         [  --with-skey=PATH         Enable S/Key support],
 429         [
 430                 if test "x$withval" != "xno" ; then
 431
 432                         if test "x$withval" != "xyes" ; then
 433                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 434                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 435                         fi
 436
 437                         AC_DEFINE(SKEY)
 438                         LIBS="-lskey $LIBS"
 439                         SKEY_MSG="yes"
 440
 441                         AC_CHECK_FUNC(skey_keyinfo,
 442                                 [],
 443                                 [
 444                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 445                                 ])
 446                 fi
 447         ]
 448 )
 449
 450 # Check whether user wants TCP wrappers support
 451 TCPW_MSG="no"
 452 AC_ARG_WITH(tcp-wrappers,
 453         [  --with-tcp-wrappers     Enable tcpwrappers support],
 454         [
 455                 if test "x$withval" != "xno" ; then
 456                         saved_LIBS="$LIBS"
 457                         LIBS="-lwrap $LIBS"
 458                         AC_MSG_CHECKING(for libwrap)
 459                         AC_TRY_LINK(
 460                                 [
 461 #include <tcpd.h>
 462                                         int deny_severity = 0, allow_severity = 0;
 463                                 ],
 464                                 [hosts_access(0);],
 465                                 [
 466                                         AC_MSG_RESULT(yes)
 467                                         AC_DEFINE(LIBWRAP)
 468                                         TCPW_MSG="yes"
 469                                 ],
 470                                 [
 471                                         AC_MSG_ERROR([*** libwrap missing])
 472                                 ]
 473                         )
 474                 fi
 475         ]
 476 )
 477
 478 dnl    Checks for library functions.
 479 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa clock fchown fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getgrouplist getnameinfo getrlimit getrusage getttyent inet_aton inet_ntoa innetgr login_getcapbool md5_crypt memmove mkdtemp on_exit openpty realpath rresvport_af setdtablesize setenv seteuid setlogin setproctitle setreuid setrlimit setsid sigaction sigvec snprintf strerror strlcat strlcpy strmode strsep strtok_r sysconf tcgetpgrp utimes vsnprintf vhangup vis waitpid _getpty __b64_ntop)
 480 dnl    Checks for time functions
 481 AC_CHECK_FUNCS(gettimeofday time)
 482 dnl    Checks for libutil functions
 483 AC_CHECK_HEADERS(libutil.h)
 484 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 485 dnl    Checks for utmp functions
 486 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 487 AC_CHECK_FUNCS(utmpname)
 488 dnl    Checks for utmpx functions
 489 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 490 AC_CHECK_FUNCS(setutxent utmpxname)
 491
 492 AC_CHECK_FUNC(getuserattr,
 493         [AC_DEFINE(HAVE_GETUSERATTR)],
 494         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 495 )
 496
 497 AC_CHECK_FUNC(login,
 498         [AC_DEFINE(HAVE_LOGIN)],
 499         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 500 )
 501
 502 AC_CHECK_FUNC(daemon,
 503         [AC_DEFINE(HAVE_DAEMON)],
 504         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 505 )
 506
 507 AC_CHECK_FUNC(getpagesize,
 508         [AC_DEFINE(HAVE_GETPAGESIZE)],
 509         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 510 )
 511
 512 # Check for broken snprintf
 513 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 514         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 515         AC_TRY_RUN(
 516                 [
 517 #include <stdio.h>
 518 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 519                 ],
 520                 [AC_MSG_RESULT(yes)],
 521                 [
 522                         AC_MSG_RESULT(no)
 523                         AC_DEFINE(BROKEN_SNPRINTF)
 524                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 525                 ]
 526         )
 527 fi
 528
 529 AC_FUNC_GETPGRP
 530
 531 AC_FUNC_STRFTIME
 532
 533 # Check for PAM libs
 534 PAM_MSG="no"
 535 AC_ARG_WITH(pam,
 536         [  --with-pam              Enable PAM support ],
 537         [
 538                 if test "x$withval" != "xno" ; then
 539                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 540                                 AC_MSG_ERROR([PAM headers not found])
 541                         fi
 542
 543                         AC_CHECK_LIB(dl, dlopen, , )
 544                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 545                         AC_CHECK_FUNCS(pam_getenvlist)
 546
 547                         disable_shadow=yes
 548                         PAM_MSG="yes"
 549
 550                         AC_DEFINE(USE_PAM)
 551                 fi
 552         ]
 553 )
 554
 555 # Check for older PAM
 556 if test "x$PAM_MSG" = "xyes" ; then
 557         # Check PAM strerror arguments (old PAM)
 558         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 559         AC_TRY_COMPILE(
 560                 [
 561 #include <stdlib.h>
 562 #include <security/pam_appl.h>
 563                 ],
 564                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 565                 [AC_MSG_RESULT(no)],
 566                 [
 567                         AC_DEFINE(HAVE_OLD_PAM)
 568                         AC_MSG_RESULT(yes)
 569                         PAM_MSG="yes (old library)"
 570                 ]
 571         )
 572 fi
 573
 574 # The big search for OpenSSL
 575 AC_ARG_WITH(ssl-dir,
 576         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 577         [
 578                 if test "x$withval" != "xno" ; then
 579                         tryssldir=$withval
 580                 fi
 581         ]
 582 )
 583
 584 saved_LIBS="$LIBS"
 585 saved_LDFLAGS="$LDFLAGS"
 586 saved_CPPFLAGS="$CPPFLAGS"
 587 if test "x$prefix" != "xNONE" ; then
 588         tryssldir="$tryssldir $prefix"
 589 fi
 590 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 591
 592         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 593                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 594                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 595                         CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 596                         if test ! -z "$need_dash_r" ; then
 597                                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 598                         fi
 599                 else
 600                         LDFLAGS="$saved_LDFLAGS"
 601                 fi
 602
 603                 LIBS="$saved_LIBS -lcrypto"
 604
 605                 # Basic test to check for compatible version and correct linking
 606                 # *does not* test for RSA - that comes later.
 607                 AC_TRY_RUN(
 608                         [
 609 #include <string.h>
 610 #include <openssl/rand.h>
 611 int main(void)
 612 {
 613         char a[2048];
 614         memset(a, 0, sizeof(a));
 615         RAND_add(a, sizeof(a), sizeof(a));
 616         return(RAND_status() <= 0);
 617 }
 618                         ],
 619                         [
 620                                 found_crypto=1
 621                                 break;
 622                         ], []
 623                 )
 624
 625                 if test ! -z "$found_crypto" ; then
 626                         break;
 627                 fi
 628         done
 629
 630         if test -z "$found_crypto" ; then
 631                 AC_MSG_ERROR([Could not find working OpenSSL library, please install or check config.log])
 632         fi
 633         if test -z "$ssldir" ; then
 634                 ssldir="(system)"
 635         fi
 636
 637         ac_cv_openssldir=$ssldir
 638 ])
 639
 640 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 641         AC_DEFINE(HAVE_OPENSSL)
 642         dnl Need to recover ssldir - test above runs in subshell
 643         ssldir=$ac_cv_openssldir
 644
 645         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 646                 CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 647                 LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 648                 if test ! -z "$need_dash_r" ; then
 649                         LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 650                 fi
 651                 if test ! -z "$blibpath" ; then
 652                         blibpath="$blibpath:$ssldir:$ssldir/lib"
 653                 fi
 654         fi
 655 fi
 656 LIBS="$saved_LIBS -lcrypto"
 657
 658 # Now test RSA support
 659 saved_LIBS="$LIBS"
 660 AC_MSG_CHECKING([for RSA support])
 661 for WANTS_RSAREF in "" 1 ; do
 662         if test -z "$WANTS_RSAREF" ; then
 663                 LIBS="$saved_LIBS"
 664         else
 665                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 666         fi
 667         AC_TRY_RUN([
 668 #include <string.h>
 669 #include <openssl/rand.h>
 670 #include <openssl/rsa.h>
 671 #include <openssl/bn.h>
 672 #include <openssl/sha.h>
 673 int main(void)
 674 {
 675         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 676         unsigned char c[256], p[256];
 677         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 678         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 679         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 680         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 681 }
 682         ],
 683         [
 684                 rsa_works=1
 685                 break;
 686         ], [])
 687 done
 688
 689 if test ! -z "$no_rsa" ; then
 690         AC_MSG_RESULT(disabled)
 691         RSA_MSG="disabled"
 692 else
 693         if test -z "$rsa_works" ; then
 694                 AC_MSG_WARN([*** No RSA support found *** ])
 695                 RSA_MSG="no"
 696         else
 697                 if test -z "$WANTS_RSAREF" ; then
 698                         AC_MSG_RESULT(yes)
 699                         RSA_MSG="yes"
 700                 else
 701                         RSA_MSG="yes (using RSAref)"
 702                         AC_MSG_RESULT(using RSAref)
 703                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 704                 fi
 705         fi
 706 fi
 707
 708 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 709 # version in OpenSSL. Skip this for PAM
 710 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 711         AC_CHECK_LIB(crypt, crypt, , )
 712 fi
 713
 714 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 715 if test ! -z "$SONY" ; then
 716   LIBS="$LIBS -liberty";
 717 fi
 718
 719 # Checks for data types
 720 AC_CHECK_SIZEOF(char, 1)
 721 AC_CHECK_SIZEOF(short int, 2)
 722 AC_CHECK_SIZEOF(int, 4)
 723 AC_CHECK_SIZEOF(long int, 4)
 724 AC_CHECK_SIZEOF(long long int, 8)
 725
 726 # More checks for data types
 727 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 728         AC_TRY_COMPILE(
 729                 [ #include <sys/types.h> ],
 730                 [ u_int a; a = 1;],
 731                 [ ac_cv_have_u_int="yes" ],
 732                 [ ac_cv_have_u_int="no" ]
 733         )
 734 ])
 735 if test "x$ac_cv_have_u_int" = "xyes" ; then
 736         AC_DEFINE(HAVE_U_INT)
 737         have_u_int=1
 738 fi
 739
 740 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 741         AC_TRY_COMPILE(
 742                 [ #include <sys/types.h> ],
 743                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 744                 [ ac_cv_have_intxx_t="yes" ],
 745                 [ ac_cv_have_intxx_t="no" ]
 746         )
 747 ])
 748 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 749         AC_DEFINE(HAVE_INTXX_T)
 750         have_intxx_t=1
 751 fi
 752
 753 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
 754         AC_TRY_COMPILE(
 755                 [ #include <sys/types.h> ],
 756                 [ int64_t a; a = 1;],
 757                 [ ac_cv_have_int64_t="yes" ],
 758                 [ ac_cv_have_int64_t="no" ]
 759         )
 760 ])
 761 if test "x$ac_cv_have_int64_t" = "xyes" ; then
 762         AC_DEFINE(HAVE_INT64_T)
 763         have_int64_t=1
 764 fi
 765
 766 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 767         AC_TRY_COMPILE(
 768                 [ #include <sys/types.h> ],
 769                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 770                 [ ac_cv_have_u_intxx_t="yes" ],
 771                 [ ac_cv_have_u_intxx_t="no" ]
 772         )
 773 ])
 774 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 775         AC_DEFINE(HAVE_U_INTXX_T)
 776         have_u_intxx_t=1
 777 fi
 778
 779 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
 780         AC_TRY_COMPILE(
 781                 [ #include <sys/types.h> ],
 782                 [ u_int64_t a; a = 1;],
 783                 [ ac_cv_have_u_int64_t="yes" ],
 784                 [ ac_cv_have_u_int64_t="no" ]
 785         )
 786 ])
 787 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
 788         AC_DEFINE(HAVE_U_INT64_T)
 789         have_u_int64_t=1
 790 fi
 791
 792 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 793            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 794 then
 795         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 796         AC_TRY_COMPILE(
 797                 [
 798 #include <sys/bitypes.h>
 799                 ],
 800                 [
 801                         int8_t a; int16_t b; int32_t c;
 802                         u_int8_t e; u_int16_t f; u_int32_t g;
 803                         a = b = c = e = f = g = 1;
 804                 ],
 805                 [
 806                         AC_DEFINE(HAVE_U_INTXX_T)
 807                         AC_DEFINE(HAVE_INTXX_T)
 808                         AC_MSG_RESULT(yes)
 809                 ],
 810                 [AC_MSG_RESULT(no)]
 811         )
 812 fi
 813
 814 if test -z "$have_u_intxx_t" ; then
 815         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 816                 AC_TRY_COMPILE(
 817                         [
 818 #include <sys/types.h>
 819                         ],
 820                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 821                         [ ac_cv_have_uintxx_t="yes" ],
 822                         [ ac_cv_have_uintxx_t="no" ]
 823                 )
 824         ])
 825         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 826                 AC_DEFINE(HAVE_UINTXX_T)
 827         fi
 828 fi
 829
 830 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 831         AC_TRY_COMPILE(
 832                 [
 833 #include <sys/types.h>
 834 #include <sys/socket.h>
 835                 ],
 836                 [socklen_t foo; foo = 1235;],
 837                 [ ac_cv_have_socklen_t="yes" ],
 838                 [ ac_cv_have_socklen_t="no" ]
 839         )
 840 ])
 841 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 842         AC_DEFINE(HAVE_SOCKLEN_T)
 843 fi
 844
 845 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 846         AC_TRY_COMPILE(
 847                 [
 848 #include <sys/types.h>
 849                 ],
 850                 [ size_t foo; foo = 1235; ],
 851                 [ ac_cv_have_size_t="yes" ],
 852                 [ ac_cv_have_size_t="no" ]
 853         )
 854 ])
 855 if test "x$ac_cv_have_size_t" = "xyes" ; then
 856         AC_DEFINE(HAVE_SIZE_T)
 857 fi
 858
 859 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 860         AC_TRY_COMPILE(
 861                 [
 862 #include <sys/types.h>
 863                 ],
 864                 [ ssize_t foo; foo = 1235; ],
 865                 [ ac_cv_have_ssize_t="yes" ],
 866                 [ ac_cv_have_ssize_t="no" ]
 867         )
 868 ])
 869 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 870         AC_DEFINE(HAVE_SSIZE_T)
 871 fi
 872
 873 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
 874         AC_TRY_COMPILE(
 875                 [
 876 #include <time.h>
 877                 ],
 878                 [ clock_t foo; foo = 1235; ],
 879                 [ ac_cv_have_clock_t="yes" ],
 880                 [ ac_cv_have_clock_t="no" ]
 881         )
 882 ])
 883 if test "x$ac_cv_have_clock_t" = "xyes" ; then
 884         AC_DEFINE(HAVE_CLOCK_T)
 885 fi
 886
 887 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 888         AC_TRY_COMPILE(
 889                 [
 890 #include <sys/types.h>
 891 #include <sys/socket.h>
 892                 ],
 893                 [ sa_family_t foo; foo = 1235; ],
 894                 [ ac_cv_have_sa_family_t="yes" ],
 895                 [ AC_TRY_COMPILE(
 896                   [
 897 #include <sys/types.h>
 898 #include <sys/socket.h>
 899 #include <netinet/in.h>
 900                 ],
 901                 [ sa_family_t foo; foo = 1235; ],
 902                 [ ac_cv_have_sa_family_t="yes" ],
 903
 904                 [ ac_cv_have_sa_family_t="no" ]
 905         )]
 906         )
 907 ])
 908 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 909         AC_DEFINE(HAVE_SA_FAMILY_T)
 910 fi
 911
 912 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 913         AC_TRY_COMPILE(
 914                 [
 915 #include <sys/types.h>
 916                 ],
 917                 [ pid_t foo; foo = 1235; ],
 918                 [ ac_cv_have_pid_t="yes" ],
 919                 [ ac_cv_have_pid_t="no" ]
 920         )
 921 ])
 922 if test "x$ac_cv_have_pid_t" = "xyes" ; then
 923         AC_DEFINE(HAVE_PID_T)
 924 fi
 925
 926 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
 927         AC_TRY_COMPILE(
 928                 [
 929 #include <sys/types.h>
 930                 ],
 931                 [ mode_t foo; foo = 1235; ],
 932                 [ ac_cv_have_mode_t="yes" ],
 933                 [ ac_cv_have_mode_t="no" ]
 934         )
 935 ])
 936 if test "x$ac_cv_have_mode_t" = "xyes" ; then
 937         AC_DEFINE(HAVE_MODE_T)
 938 fi
 939
 940
 941 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
 942         AC_TRY_COMPILE(
 943                 [
 944 #include <sys/types.h>
 945 #include <sys/socket.h>
 946                 ],
 947                 [ struct sockaddr_storage s; ],
 948                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
 949                 [ ac_cv_have_struct_sockaddr_storage="no" ]
 950         )
 951 ])
 952 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
 953         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
 954 fi
 955
 956 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
 957         AC_TRY_COMPILE(
 958                 [
 959 #include <sys/types.h>
 960 #include <netinet/in.h>
 961                 ],
 962                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
 963                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
 964                 [ ac_cv_have_struct_sockaddr_in6="no" ]
 965         )
 966 ])
 967 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
 968         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
 969 fi
 970
 971 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
 972         AC_TRY_COMPILE(
 973                 [
 974 #include <sys/types.h>
 975 #include <netinet/in.h>
 976                 ],
 977                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
 978                 [ ac_cv_have_struct_in6_addr="yes" ],
 979                 [ ac_cv_have_struct_in6_addr="no" ]
 980         )
 981 ])
 982 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
 983         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
 984 fi
 985
 986 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
 987         AC_TRY_COMPILE(
 988                 [
 989 #include <sys/types.h>
 990 #include <sys/socket.h>
 991 #include <netdb.h>
 992                 ],
 993                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
 994                 [ ac_cv_have_struct_addrinfo="yes" ],
 995                 [ ac_cv_have_struct_addrinfo="no" ]
 996         )
 997 ])
 998 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
 999         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1000 fi
1001
1002 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1003         AC_TRY_COMPILE(
1004                 [ #include <sys/time.h> ],
1005                 [ struct timeval tv; tv.tv_sec = 1;],
1006                 [ ac_cv_have_struct_timeval="yes" ],
1007                 [ ac_cv_have_struct_timeval="no" ]
1008         )
1009 ])
1010 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1011         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1012         have_struct_timeval=1
1013 fi
1014
1015 # If we don't have int64_t then we can't compile sftp-server.  So don't
1016 # even attempt to do it.
1017 if test "x$ac_cv_have_int64_t" = "xno" -a \
1018         "x$ac_cv_sizeof_long_int" != "x8" -a \
1019         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1020         NO_SFTP='#'
1021 fi
1022 AC_SUBST(NO_SFTP)
1023
1024 dnl Checks for structure members
1025 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1026 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1027 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1028 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1029 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1030 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1031 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1032 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1033 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1034 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1035 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1036 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1037 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1038 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1039 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1040 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1041 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1042 AC_STRUCT_ST_BLKSIZE
1043
1044 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
1045                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
1046         AC_TRY_COMPILE(
1047                 [
1048 #include <sys/types.h>
1049 #include <sys/socket.h>
1050                 ],
1051                 [ struct sockaddr_un s; s.sun_len = 1; ],
1052                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
1053                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
1054         )
1055 ])
1056 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
1057         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
1058 fi
1059
1060 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1061                 ac_cv_have_ss_family_in_struct_ss, [
1062         AC_TRY_COMPILE(
1063                 [
1064 #include <sys/types.h>
1065 #include <sys/socket.h>
1066                 ],
1067                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1068                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1069                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1070         )
1071 ])
1072 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1073         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1074 fi
1075
1076 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1077                 ac_cv_have___ss_family_in_struct_ss, [
1078         AC_TRY_COMPILE(
1079                 [
1080 #include <sys/types.h>
1081 #include <sys/socket.h>
1082                 ],
1083                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1084                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1085                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1086         )
1087 ])
1088 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1089         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1090 fi
1091
1092 AC_CACHE_CHECK([for pw_class field in struct passwd],
1093                 ac_cv_have_pw_class_in_struct_passwd, [
1094         AC_TRY_COMPILE(
1095                 [
1096 #include <pwd.h>
1097                 ],
1098                 [ struct passwd p; p.pw_class = 0; ],
1099                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1100                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1101         )
1102 ])
1103 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1104         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1105 fi
1106
1107
1108 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1109         AC_TRY_LINK([],
1110                 [ extern char *__progname; printf("%s", __progname); ],
1111                 [ ac_cv_libc_defines___progname="yes" ],
1112                 [ ac_cv_libc_defines___progname="no" ]
1113         )
1114 ])
1115 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1116         AC_DEFINE(HAVE___PROGNAME)
1117 fi
1118
1119
1120 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1121         AC_TRY_LINK([],
1122                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1123                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1124                 [ ac_cv_libc_defines_sys_errlist="no" ]
1125         )
1126 ])
1127 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1128         AC_DEFINE(HAVE_SYS_ERRLIST)
1129 fi
1130
1131
1132 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1133         AC_TRY_LINK([],
1134                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1135                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1136                 [ ac_cv_libc_defines_sys_nerr="no" ]
1137         )
1138 ])
1139 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1140         AC_DEFINE(HAVE_SYS_NERR)
1141 fi
1142
1143
1144 # Looking for programs, paths and files
1145 AC_ARG_WITH(rsh,
1146         [  --with-rsh=PATH         Specify path to remote shell program ],
1147         [
1148                 if test "x$withval" != "$no" ; then
1149                         rsh_path=$withval
1150                 fi
1151         ],
1152         [
1153                 AC_PATH_PROG(rsh_path, rsh)
1154         ]
1155 )
1156
1157 AC_ARG_WITH(xauth,
1158         [  --with-xauth=PATH       Specify path to xauth program ],
1159         [
1160                 if test "x$withval" != "xno" ; then
1161                         xauth_path=$withval
1162                 fi
1163         ],
1164         [
1165                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1166                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1167                         xauth_path="/usr/openwin/bin/xauth"
1168                 fi
1169         ]
1170 )
1171
1172 if test -z "$xauth_path" ; then
1173         XAUTH_PATH="undefined"
1174         AC_SUBST(XAUTH_PATH)
1175 else
1176         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1177         XAUTH_PATH=$xauth_path
1178         AC_SUBST(XAUTH_PATH)
1179 fi
1180 if test ! -z "$rsh_path" ; then
1181         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1182 fi
1183
1184 # Check for mail directory (last resort if we cannot get it from headers)
1185 if test ! -z "$MAIL" ; then
1186         maildir=`dirname $MAIL`
1187         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1188 fi
1189
1190 if test -z "$no_dev_ptmx" ; then
1191         AC_CHECK_FILE("/dev/ptmx",
1192                 [
1193                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1194                         have_dev_ptmx=1
1195                 ]
1196         )
1197 fi
1198 AC_CHECK_FILE("/dev/ptc",
1199         [
1200                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1201                 have_dev_ptc=1
1202         ]
1203 )
1204
1205 # Options from here on. Some of these are preset by platform above
1206
1207 # Check for user-specified random device, otherwise check /dev/urandom
1208 AC_ARG_WITH(random,
1209         [  --with-random=FILE      read entropy from FILE (default=/dev/urandom)],
1210         [
1211                 if test "x$withval" != "xno" ; then
1212                         RANDOM_POOL="$withval";
1213                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1214                 fi
1215         ],
1216         [
1217                 # Check for random device
1218                 AC_CHECK_FILE("/dev/urandom",
1219                         [
1220                                 RANDOM_POOL="/dev/urandom";
1221                                 AC_SUBST(RANDOM_POOL)
1222                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1223                         ]
1224                 )
1225         ]
1226 )
1227
1228 # Check for EGD pool file
1229 AC_ARG_WITH(egd-pool,
1230         [  --with-egd-pool=FILE    read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1231         [
1232                 if test "x$withval" != "xno" ; then
1233                         EGD_SOCKET="$withval";
1234                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
1235                 fi
1236         ],
1237         [
1238                 # Check for existing socket only if we don't have a random device already
1239                 if test -z "$RANDOM_POOL" ; then
1240                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1241                         # Insert other locations here
1242                         for egdsock in /var/run/egd-pool /etc/entropy /tmp/entropy ; do
1243                                 if test -r $egdsock && $TEST_MINUS_S_SH -c "test -S $egdsock -o -p $egdsock" ; then
1244                                         EGD_SOCKET="$egdsock"
1245                                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
1246                                         break;
1247                                 fi
1248                         done
1249                         if test -x "$EGD_SOCKET" ; then
1250                                 AC_MSG_RESULT($EGD_SOCKET)
1251                         else
1252                                 AC_MSG_RESULT(not found)
1253                         fi
1254                 fi
1255         ]
1256 )
1257
1258
1259 # detect pathnames for entropy gathering commands, if we need them
1260 INSTALL_SSH_PRNG_CMDS=""
1261 rm -f prng_commands
1262 if (test -z "$RANDOM_POOL" && test -z "$EGD_SOCKET") ; then
1263         # Use these commands to collect entropy
1264         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1265         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1266         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1267         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1268         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1269         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1270         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1271         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1272         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1273         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1274         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1275         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1276         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1277         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1278
1279         INSTALL_SSH_PRNG_CMDS="yes"
1280 fi
1281 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1282
1283
1284 AC_ARG_WITH(catman,
1285         [  --with-catman=man|cat   Install preformatted manpages[no]],
1286         [
1287                 MANTYPE='$(CATMAN)'
1288                 if test x"$withval" != x"yes" ; then
1289                    mansubdir=$withval
1290                 else
1291                    mansubdir=cat
1292                 fi
1293         ], [
1294                 if test -z "$MANTYPE" ; then
1295                         MANTYPE='$(TROFFMAN)'
1296                         mansubdir=man
1297                 fi
1298         ]
1299 )
1300 AC_SUBST(MANTYPE)
1301 AC_SUBST(mansubdir)
1302
1303 # Check whether to enable MD5 passwords
1304 MD5_MSG="no"
1305 AC_ARG_WITH(md5-passwords,
1306         [  --with-md5-passwords    Enable use of MD5 passwords],
1307         [
1308                 if test "x$withval" != "xno" ; then
1309                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1310                         MD5_MSG="yes"
1311                 fi
1312         ]
1313 )
1314
1315 # Whether to disable shadow password support
1316 AC_ARG_WITH(shadow,
1317         [  --without-shadow        Disable shadow password support],
1318         [
1319                 if test "x$withval" = "xno" ; then
1320                         AC_DEFINE(DISABLE_SHADOW)
1321                         disable_shadow=yes
1322                 fi
1323         ]
1324 )
1325
1326 if test -z "$disable_shadow" ; then
1327         AC_MSG_CHECKING([if the systems has expire shadow information])
1328         AC_TRY_COMPILE(
1329         [
1330 #include <sys/types.h>
1331 #include <shadow.h>
1332         struct spwd sp;
1333         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1334         [ sp_expire_available=yes ], []
1335         )
1336
1337         if test "x$sp_expire_available" = "xyes" ; then
1338                 AC_MSG_RESULT(yes)
1339                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1340         else
1341                 AC_MSG_RESULT(no)
1342         fi
1343 fi
1344
1345 # Use ip address instead of hostname in $DISPLAY
1346 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1347         DISPLAY_HACK_MSG="yes"
1348         AC_DEFINE(IPADDR_IN_DISPLAY)
1349 else
1350         DISPLAY_HACK_MSG="no"
1351         AC_ARG_WITH(ipaddr-display,
1352                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1353                 [
1354                         if test "x$withval" != "xno" ; then
1355                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1356                                 DISPLAY_HACK_MSG="yes"
1357                         fi
1358                 ]
1359         )
1360 fi
1361
1362 # Whether to mess with the default path
1363 SERVER_PATH_MSG="(default)"
1364 AC_ARG_WITH(default-path,
1365         [  --with-default-path=PATH Specify default \$PATH environment for server],
1366         [
1367                 if test "x$withval" != "xno" ; then
1368                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
1369                         SERVER_PATH_MSG="$withval"
1370                 fi
1371         ]
1372 )
1373
1374 # Whether to force IPv4 by default (needed on broken glibc Linux)
1375 IPV4_HACK_MSG="no"
1376 AC_ARG_WITH(ipv4-default,
1377         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1378         [
1379                 if test "x$withval" != "xno" ; then
1380                         AC_DEFINE(IPV4_DEFAULT)
1381                         IPV4_HACK_MSG="yes"
1382                 fi
1383         ]
1384 )
1385
1386 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1387 IPV4_IN6_HACK_MSG="no"
1388 AC_ARG_WITH(4in6,
1389         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1390         [
1391                 if test "x$withval" != "xno" ; then
1392                         AC_MSG_RESULT(yes)
1393                         AC_DEFINE(IPV4_IN_IPV6)
1394                         IPV4_IN6_HACK_MSG="yes"
1395                 else
1396                         AC_MSG_RESULT(no)
1397                 fi
1398         ],[
1399                 if test "x$inet6_default_4in6" = "xyes"; then
1400                         AC_MSG_RESULT([yes (default)])
1401                         AC_DEFINE(IPV4_IN_IPV6)
1402                         IPV4_IN6_HACK_MSG="yes"
1403                 else
1404                         AC_MSG_RESULT([no (default)])
1405                 fi
1406         ]
1407 )
1408
1409 AC_MSG_CHECKING(whether to install ssh as suid root)
1410 AC_ARG_ENABLE(suid-ssh,
1411 [  --enable-suid-ssh       Install ssh as suid root (default)
1412   --disable-suid-ssh      Install ssh without suid bit],
1413 [ case "$enableval" in
1414   no)
1415        AC_MSG_RESULT(no)
1416        SSHMODE=0711
1417        ;;
1418   *)   AC_MSG_RESULT(yes)
1419        SSHMODE=04711
1420        ;;
1421   esac ],
1422   AC_MSG_RESULT(yes)
1423   SSHMODE=04711
1424 )
1425 AC_SUBST(SSHMODE)
1426
1427
1428 # Where to place sshd.pid
1429 piddir=/var/run
1430 AC_ARG_WITH(pid-dir,
1431         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1432         [
1433                 if test "x$withval" != "xno" ; then
1434                         piddir=$withval
1435                 fi
1436         ]
1437 )
1438
1439 # make sure the directory exists
1440 if test ! -d $piddir ; then
1441         piddir=`eval echo ${sysconfdir}`
1442         case $piddir in
1443                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1444         esac
1445 fi
1446
1447 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
1448 AC_SUBST(piddir)
1449
1450 dnl allow user to disable some login recording features
1451 AC_ARG_ENABLE(lastlog,
1452         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1453         [ AC_DEFINE(DISABLE_LASTLOG) ]
1454 )
1455 AC_ARG_ENABLE(utmp,
1456         [  --disable-utmp          disable use of utmp even if detected [no]],
1457         [ AC_DEFINE(DISABLE_UTMP) ]
1458 )
1459 AC_ARG_ENABLE(utmpx,
1460         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1461         [ AC_DEFINE(DISABLE_UTMPX) ]
1462 )
1463 AC_ARG_ENABLE(wtmp,
1464         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1465         [ AC_DEFINE(DISABLE_WTMP) ]
1466 )
1467 AC_ARG_ENABLE(wtmpx,
1468         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1469         [ AC_DEFINE(DISABLE_WTMPX) ]
1470 )
1471 AC_ARG_ENABLE(libutil,
1472         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1473         [ AC_DEFINE(DISABLE_LOGIN) ]
1474 )
1475 AC_ARG_ENABLE(pututline,
1476         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1477         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1478 )
1479 AC_ARG_ENABLE(pututxline,
1480         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1481         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1482 )
1483 AC_ARG_WITH(lastlog,
1484   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1485         [
1486                 if test "x$withval" = "xno" ; then
1487                         AC_DEFINE(DISABLE_LASTLOG)
1488                 else
1489                         conf_lastlog_location=$withval
1490                 fi
1491         ]
1492 )
1493
1494 dnl lastlog, [uw]tmpx? detection
1495 dnl  NOTE: set the paths in the platform section to avoid the
1496 dnl   need for command-line parameters
1497 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1498
1499 dnl lastlog detection
1500 dnl  NOTE: the code itself will detect if lastlog is a directory
1501 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1502 AC_TRY_COMPILE([
1503 #include <sys/types.h>
1504 #include <utmp.h>
1505 #ifdef HAVE_LASTLOG_H
1506 #  include <lastlog.h>
1507 #endif
1508 #ifdef HAVE_PATHS_H
1509 #  include <paths.h>
1510 #endif
1511         ],
1512         [ char *lastlog = LASTLOG_FILE; ],
1513         [ AC_MSG_RESULT(yes) ],
1514         [
1515                 AC_MSG_RESULT(no)
1516                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1517                 AC_TRY_COMPILE([
1518 #include <sys/types.h>
1519 #include <utmp.h>
1520 #ifdef HAVE_LASTLOG_H
1521 #  include <lastlog.h>
1522 #endif
1523 #ifdef HAVE_PATHS_H
1524 #  include <paths.h>
1525 #endif
1526                 ],
1527                 [ char *lastlog = _PATH_LASTLOG; ],
1528                 [ AC_MSG_RESULT(yes) ],
1529                 [
1530                         AC_MSG_RESULT(no)
1531                         system_lastlog_path=no
1532                 ])
1533         ]
1534 )
1535
1536 if test -z "$conf_lastlog_location"; then
1537         if test x"$system_lastlog_path" = x"no" ; then
1538                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1539                                 if (test -d "$f" || test -f "$f") ; then
1540                                         conf_lastlog_location=$f
1541                                 fi
1542                 done
1543                 if test -z "$conf_lastlog_location"; then
1544                         AC_MSG_WARN([** Cannot find lastlog **])
1545                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1546                 fi
1547         fi
1548 fi
1549
1550 if test -n "$conf_lastlog_location"; then
1551         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1552 fi
1553
1554 dnl utmp detection
1555 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1556 AC_TRY_COMPILE([
1557 #include <sys/types.h>
1558 #include <utmp.h>
1559 #ifdef HAVE_PATHS_H
1560 #  include <paths.h>
1561 #endif
1562         ],
1563         [ char *utmp = UTMP_FILE; ],
1564         [ AC_MSG_RESULT(yes) ],
1565         [ AC_MSG_RESULT(no)
1566           system_utmp_path=no ]
1567 )
1568 if test -z "$conf_utmp_location"; then
1569         if test x"$system_utmp_path" = x"no" ; then
1570                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1571                         if test -f $f ; then
1572                                 conf_utmp_location=$f
1573                         fi
1574                 done
1575                 if test -z "$conf_utmp_location"; then
1576                         AC_DEFINE(DISABLE_UTMP)
1577                 fi
1578         fi
1579 fi
1580 if test -n "$conf_utmp_location"; then
1581         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1582 fi
1583
1584 dnl wtmp detection
1585 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1586 AC_TRY_COMPILE([
1587 #include <sys/types.h>
1588 #include <utmp.h>
1589 #ifdef HAVE_PATHS_H
1590 #  include <paths.h>
1591 #endif
1592         ],
1593         [ char *wtmp = WTMP_FILE; ],
1594         [ AC_MSG_RESULT(yes) ],
1595         [ AC_MSG_RESULT(no)
1596           system_wtmp_path=no ]
1597 )
1598 if test -z "$conf_wtmp_location"; then
1599         if test x"$system_wtmp_path" = x"no" ; then
1600                 for f in /usr/adm/wtmp /var/log/wtmp; do
1601                         if test -f $f ; then
1602                                 conf_wtmp_location=$f
1603                         fi
1604                 done
1605                 if test -z "$conf_wtmp_location"; then
1606                         AC_DEFINE(DISABLE_WTMP)
1607                 fi
1608         fi
1609 fi
1610 if test -n "$conf_wtmp_location"; then
1611         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1612 fi
1613
1614
1615 dnl utmpx detection - I don't know any system so perverse as to require
1616 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1617 dnl  there, though.
1618 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1619 AC_TRY_COMPILE([
1620 #include <sys/types.h>
1621 #include <utmp.h>
1622 #ifdef HAVE_UTMPX_H
1623 #include <utmpx.h>
1624 #endif
1625 #ifdef HAVE_PATHS_H
1626 #  include <paths.h>
1627 #endif
1628         ],
1629         [ char *utmpx = UTMPX_FILE; ],
1630         [ AC_MSG_RESULT(yes) ],
1631         [ AC_MSG_RESULT(no)
1632           system_utmpx_path=no ]
1633 )
1634 if test -z "$conf_utmpx_location"; then
1635         if test x"$system_utmpx_path" = x"no" ; then
1636                 AC_DEFINE(DISABLE_UTMPX)
1637         fi
1638 else
1639         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1640 fi
1641
1642 dnl wtmpx detection
1643 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1644 AC_TRY_COMPILE([
1645 #include <sys/types.h>
1646 #include <utmp.h>
1647 #ifdef HAVE_UTMPX_H
1648 #include <utmpx.h>
1649 #endif
1650 #ifdef HAVE_PATHS_H
1651 #  include <paths.h>
1652 #endif
1653         ],
1654         [ char *wtmpx = WTMPX_FILE; ],
1655         [ AC_MSG_RESULT(yes) ],
1656         [ AC_MSG_RESULT(no)
1657           system_wtmpx_path=no ]
1658 )
1659 if test -z "$conf_wtmpx_location"; then
1660         if test x"$system_wtmpx_path" = x"no" ; then
1661                 AC_DEFINE(DISABLE_WTMPX)
1662         fi
1663 else
1664         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1665 fi
1666
1667
1668 # Change default command timeout for builtin PRNG
1669 entropy_timeout=200
1670 AC_ARG_WITH(entropy-timeout,
1671         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1672         [
1673                 if test "x$withval" != "xno" ; then
1674                         entropy_timeout=$withval
1675                 fi
1676         ]
1677 )
1678 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1679
1680
1681 if test ! -z "$blibpath" ; then
1682         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1683         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1684 fi
1685
1686 AC_EXEEXT
1687
1688 AC_OUTPUT(Makefile openbsd-compat/Makefile ssh_prng_cmds)
1689
1690 # Print summary of options
1691
1692 if test x$MANTYPE = x'$(CATMAN)' ; then
1693         MAN_MSG=cat
1694 else
1695         MAN_MSG=man
1696 fi
1697 if test ! -z "$RANDOM_POOL" ; then
1698         RAND_MSG="Device ($RANDOM_POOL)"
1699 else
1700         if test ! -z "$EGD_SOCKET" ; then
1701                 RAND_MSG="EGD/PRNGD ($EGD_SOCKET)"
1702         else
1703                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1704                 BUILTIN_RNG=1
1705         fi
1706 fi
1707
1708 # Someone please show me a better way :)
1709 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1710 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1711 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1712 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1713 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
1714 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1715 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1716
1717 echo ""
1718 echo "OpenSSH configured has been configured with the following options."
1719 echo "                 User binaries: $B"
1720 echo "               System binaries: $C"
1721 echo "           Configuration files: $D"
1722 echo "               Askpass program: $E"
1723 echo "                  Manual pages: $F"
1724 echo "                      PID file: $G"
1725 echo "      Random number collection: $RAND_MSG"
1726 echo "                Manpage format: $MAN_MSG"
1727 echo "                   PAM support: ${PAM_MSG}"
1728 echo "            KerberosIV support: $KRB4_MSG"
1729 echo "                   AFS support: $AFS_MSG"
1730 echo "                 S/KEY support: $SKEY_MSG"
1731 echo "          TCP Wrappers support: $TCPW_MSG"
1732 echo "          MD5 password support: $MD5_MSG"
1733 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1734 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1735 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1736
1737 echo ""
1738
1739 echo "              Host: ${host}"
1740 echo "          Compiler: ${CC}"
1741 echo "    Compiler flags: ${CFLAGS}"
1742 echo "Preprocessor flags: ${CPPFLAGS}"
1743 echo "      Linker flags: ${LDFLAGS}"
1744 echo "         Libraries: ${LIBS}"
1745
1746 echo ""
1747
1748 if test "x$PAM_MSG" = "xyes" ; then
1749         echo "PAM is enabled. You may need to install a PAM control file for sshd,"
1750         echo "otherwise password authentication may fail. Example PAM control files"
1751         echo "can be found in the contrib/ subdirectory"
1752         echo ""
1753 fi
1754
1755 if test ! -z "$BUILTIN_RNG" ; then
1756         echo "WARNING: you are using the builtin random number collection service."
1757         echo "Please read WARNING.RNG and request that your OS vendor includes"
1758         echo "/dev/random in future versions of their OS."
1759         echo ""
1760 fi
1761
1762 if test ! -z "$NO_SFTP"; then
1763         echo "sftp-server will be disabled.  Your compiler does not support"
1764         echo "64bit integers."
1765         echo ""
1766 fi