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="$LIBS -lregex /usr/lib/textmode.o"
  69         AC_DEFINE(HAVE_CYGWIN)
  70         AC_DEFINE(DISABLE_SHADOW)
  71         AC_DEFINE(IPV4_DEFAULT)
  72         AC_DEFINE(IP_TOS_IS_BROKEN)
  73         AC_DEFINE(BROKEN_VHANGUP)
  74         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  75         no_libsocket=1
  76         no_libnsl=1
  77         ;;
  78 *-*-dgux*)
  79         AC_DEFINE(IP_TOS_IS_BROKEN)
  80         ;;
  81 *-*-hpux10*)
  82         if test -z "$GCC"; then
  83                 CFLAGS="$CFLAGS -Ae"
  84         fi
  85         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  86         IPADDR_IN_DISPLAY=yes
  87         AC_DEFINE(USE_PIPES)
  88         AC_DEFINE(DISABLE_SHADOW)
  89         AC_DEFINE(DISABLE_UTMP)
  90         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  91         LIBS="$LIBS -lsec"
  92         MANTYPE='$(CATMAN)'
  93         mansubdir=cat
  94         ;;
  95 *-*-hpux11*)
  96         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  97         IPADDR_IN_DISPLAY=yes
  98         AC_DEFINE(PAM_SUN_CODEBASE)
  99         AC_DEFINE(USE_PIPES)
 100         AC_DEFINE(DISABLE_SHADOW)
 101         AC_DEFINE(DISABLE_UTMP)
 102         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 103         LIBS="$LIBS -lsec"
 104         MANTYPE='$(CATMAN)'
 105         mansubdir=cat
 106         ;;
 107 *-*-irix5*)
 108         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 109         LDFLAGS="$LDFLAGS"
 110         PATH="$PATH:/usr/etc"
 111         MANTYPE='$(CATMAN)'
 112         no_libsocket=1
 113         no_libnsl=1
 114         AC_DEFINE(BROKEN_INET_NTOA)
 115         ;;
 116 *-*-irix6*)
 117         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 118         LDFLAGS="$LDFLAGS"
 119         PATH="$PATH:/usr/etc"
 120         MANTYPE='$(CATMAN)'
 121         AC_DEFINE(WITH_IRIX_ARRAY)
 122         AC_DEFINE(WITH_IRIX_PROJECT)
 123         AC_DEFINE(WITH_IRIX_AUDIT)
 124         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 125         no_libsocket=1
 126         no_libnsl=1
 127         AC_DEFINE(BROKEN_INET_NTOA)
 128         mansubdir=man
 129         ;;
 130 *-*-linux*)
 131         no_dev_ptmx=1
 132         check_for_libcrypt_later=1
 133         AC_DEFINE(DONT_TRY_OTHER_AF)
 134         AC_DEFINE(PAM_TTY_KLUDGE)
 135         inet6_default_4in6=yes
 136         ;;
 137 mips-sony-bsd|mips-sony-newsos4)
 138         AC_DEFINE(HAVE_NEWS4)
 139         SONY=1
 140         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 141                 AC_MSG_ERROR([*** libiberty missing - please install first or check config.log ***])
 142         )
 143         ;;
 144 *-*-netbsd*)
 145         need_dash_r=1
 146         ;;
 147 *-next-*)
 148         conf_lastlog_location="/usr/adm/lastlog"
 149         conf_utmp_location=/etc/utmp
 150         conf_wtmp_location=/usr/adm/wtmp
 151         MAIL=/usr/spool/mail
 152         AC_DEFINE(HAVE_NEXT)
 153         AC_DEFINE(BROKEN_REALPATH)
 154         AC_DEFINE(USE_PIPES)
 155         AC_DEFINE(SAVED_IDS_WORK_WITH_SETEUID)
 156         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 157         CFLAGS="$CFLAGS"
 158         ;;
 159 *-*-solaris*)
 160         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 161         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 162         need_dash_r=1
 163         AC_DEFINE(PAM_SUN_CODEBASE)
 164         # hardwire lastlog location (can't detect it on some versions)
 165         conf_lastlog_location="/var/adm/lastlog"
 166         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 167         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 168         if test "$sol2ver" -ge 8; then
 169                 AC_MSG_RESULT(yes)
 170                 AC_DEFINE(DISABLE_UTMP)
 171                 AC_DEFINE(DISABLE_WTMP)
 172         else
 173                 AC_MSG_RESULT(no)
 174         fi
 175         ;;
 176 *-*-sunos4*)
 177         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 178         AC_CHECK_FUNCS(getpwanam)
 179         AC_DEFINE(PAM_SUN_CODEBASE)
 180         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 181         conf_utmp_location=/etc/utmp
 182         conf_wtmp_location=/var/adm/wtmp
 183         conf_lastlog_location=/var/adm/lastlog
 184         AC_DEFINE(USE_PIPES)
 185         MANTYPE='$(CATMAN)'
 186         mansubdir=cat
 187         ;;
 188 *-ncr-sysv*)
 189         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 190         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 191         MANTYPE='$(CATMAN)'
 192         mansubdir=cat
 193         LIBS="$LIBS -lc89 -lnsl -lgen -lsocket"
 194         ;;
 195 *-sni-sysv*)
 196         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 197         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 198         MANTYPE='$(CATMAN)'
 199         IPADDR_IN_DISPLAY=yes
 200         AC_DEFINE(USE_PIPES)
 201         AC_DEFINE(IP_TOS_IS_BROKEN)
 202         mansubdir=cat
 203         LIBS="$LIBS -lgen -lnsl -lucb"
 204         ;;
 205 *-*-sysv4.2*)
 206         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 207         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 208         MANTYPE='$(CATMAN)'
 209         mansubdir=cat
 210         enable_suid_ssh=no
 211         AC_DEFINE(USE_PIPES)
 212         ;;
 213 *-*-sysv5*)
 214         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 215         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 216         MANTYPE='$(CATMAN)'
 217         mansubdir=cat
 218         enable_suid_ssh=no
 219         AC_DEFINE(USE_PIPES)
 220         ;;
 221 *-*-sysv*)
 222         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 223         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 224         MANTYPE='$(CATMAN)'
 225         mansubdir=cat
 226         LIBS="$LIBS -lgen -lsocket"
 227         ;;
 228 *-*-sco3.2v4*)
 229         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 230         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 231         MANTYPE='$(CATMAN)'
 232         LIBS="$LIBS -lgen -lsocket -los -lprot -lx -ltinfo -lm"
 233         mansubdir=cat
 234         rsh_path="/usr/bin/rcmd"
 235         RANLIB=true
 236         no_dev_ptmx=1
 237         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 238         AC_DEFINE(USE_PIPES)
 239         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 240         AC_DEFINE(DISABLE_SHADOW)
 241         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 242         AC_DEFINE(SAVED_IDS_WORK_WITH_SETEUID)
 243         AC_CHECK_FUNCS(getluid setluid)
 244         ;;
 245 *-*-sco3.2v5*)
 246         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 247         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 248         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 249         MANTYPE='$(CATMAN)'
 250         mansubdir=cat
 251         no_dev_ptmx=1
 252         rsh_path="/usr/bin/rcmd"
 253         AC_DEFINE(USE_PIPES)
 254         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 255         AC_DEFINE(DISABLE_SHADOW)
 256         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 257         AC_DEFINE(SAVED_IDS_WORK_WITH_SETEUID)
 258         AC_CHECK_FUNCS(getluid setluid)
 259         ;;
 260 *-dec-osf*)
 261         if test ! -z "USE_SIA" ; then
 262                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 263                 if test -f /etc/sia/matrix.conf; then
 264                         AC_MSG_RESULT(yes)
 265                         AC_DEFINE(HAVE_OSF_SIA)
 266                         AC_DEFINE(DISABLE_LOGIN)
 267                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 268                 else
 269                         AC_MSG_RESULT(no)
 270                 fi
 271         fi
 272         ;;
 273 esac
 274
 275 # Allow user to specify flags
 276 AC_ARG_WITH(cflags,
 277         [  --with-cflags           Specify additional flags to pass to compiler],
 278         [
 279                 if test "x$withval" != "xno" ; then
 280                         CFLAGS="$CFLAGS $withval"
 281                 fi
 282         ]
 283 )
 284 AC_ARG_WITH(cppflags,
 285         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 286         [
 287                 if test "x$withval" != "xno"; then
 288                         CPPFLAGS="$CPPFLAGS $withval"
 289                 fi
 290         ]
 291 )
 292 AC_ARG_WITH(ldflags,
 293         [  --with-ldflags          Specify additional flags to pass to linker],
 294         [
 295                 if test "x$withval" != "xno" ; then
 296                         LDFLAGS="$LDFLAGS $withval"
 297                 fi
 298         ]
 299 )
 300 AC_ARG_WITH(libs,
 301         [  --with-libs             Specify additional libraries to link with],
 302         [
 303                 if test "x$withval" != "xno" ; then
 304                         LIBS="$LIBS $withval"
 305                 fi
 306         ]
 307 )
 308
 309 AC_ARG_WITH(pcre,
 310         [  --with-pcre             Override built in regex library with pcre],
 311         [
 312
 313                 AC_CHECK_LIB(pcre, pcre_info,
 314                         [
 315                                 AC_DEFINE(HAVE_LIBPCRE)
 316                                 LIBS="$LIBS -lpcreposix -lpcre"
 317                                 no_comp_check="yes"
 318                         ],
 319                         [ AC_MSG_ERROR([*** Can not locate pcre libraries.]) ]
 320                 )
 321         ]
 322 )
 323
 324 # Checks for libraries.
 325 if test -z "$no_libnsl" ; then
 326         AC_CHECK_LIB(nsl, yp_match, , )
 327 fi
 328 if test -z "$no_libsocket" ; then
 329         AC_CHECK_LIB(socket, main, , )
 330 fi
 331
 332 dnl SCO OS3 needs this for libwrap
 333 AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 334
 335 AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen")
 336 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 337 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 338
 339 # We don't want to check if we did an pcre override.
 340 if test -z "$no_comp_check" ; then
 341         AC_CHECK_FUNC(regcomp,
 342                 [ AC_DEFINE(HAVE_REGCOMP)],
 343                 [
 344                         AC_CHECK_LIB(pcre, pcre_info,
 345                         [
 346                                 AC_DEFINE(HAVE_LIBPCRE)
 347                                 LIBS="$LIBS -lpcreposix -lpcre"
 348                         ],
 349                         [
 350                                 AC_MSG_ERROR([*** No regex library found.])
 351                         ])
 352                 ]
 353         )
 354 fi
 355
 356 dnl UnixWare 2.x
 357 AC_CHECK_FUNC(strcasecmp,
 358         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 359 )
 360 AC_CHECK_FUNC(utimes,
 361         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 362 )
 363
 364 AC_FUNC_STRFTIME
 365
 366 # Checks for header files.
 367 AC_CHECK_HEADERS(bstring.h endian.h floatingpoint.h getopt.h lastlog.h limits.h login.h login_cap.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h regex.h shadow.h security/pam_appl.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/queue.h sys/select.h sys/stat.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h sys/un.h stddef.h time.h ttyent.h usersec.h util.h utime.h utmp.h utmpx.h vis.h)
 368
 369 # Check whether user wants Kerberos support
 370 KRB4_MSG="no"
 371 AC_ARG_WITH(kerberos4,
 372         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
 373         [
 374                 if test "x$withval" != "xno" ; then
 375
 376                         if test "x$withval" != "xyes" ; then
 377                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 378                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 379                                 if test ! -z "$need_dash_r" ; then
 380                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
 381                                 fi
 382                                 if test ! -z "$blibpath" ; then
 383                                         blibpath="$blibpath:${withval}/lib"
 384                                 fi
 385                         else
 386                                 if test -d /usr/include/kerberosIV ; then
 387                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
 388                                 fi
 389                         fi
 390
 391                         AC_CHECK_HEADERS(krb.h)
 392                         AC_CHECK_LIB(krb, main)
 393                         if test "$ac_cv_header_krb_h" != yes; then
 394                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
 395                         fi
 396                         if test "$ac_cv_lib_krb_main" != yes; then
 397                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
 398                         fi
 399
 400                         KLIBS="-lkrb -ldes"
 401                         AC_CHECK_LIB(resolv, dn_expand, , )
 402                         KRB4=yes
 403                         KRB4_MSG="yes"
 404                         AC_DEFINE(KRB4)
 405                 fi
 406         ]
 407 )
 408
 409 # Check whether user wants AFS support
 410 AFS_MSG="no"
 411 AC_ARG_WITH(afs,
 412         [  --with-afs=PATH         Enable AFS support],
 413         [
 414                 if test "x$withval" != "xno" ; then
 415
 416                         if test "x$withval" != "xyes" ; then
 417                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 418                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 419                         fi
 420
 421                         if test -z "$KRB4" ; then
 422                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
 423                         fi
 424
 425                         LIBS="$LIBS -lkafs"
 426                         if test ! -z "$AFS_LIBS" ; then
 427                                 LIBS="$LIBS $AFS_LIBS"
 428                         fi
 429                         AC_DEFINE(AFS)
 430                         AFS_MSG="yes"
 431                 fi
 432         ]
 433 )
 434 LIBS="$LIBS $KLIBS"
 435
 436 # Check whether user wants S/Key support
 437 SKEY_MSG="no"
 438 AC_ARG_WITH(skey,
 439         [  --with-skey=PATH         Enable S/Key support],
 440         [
 441                 if test "x$withval" != "xno" ; then
 442
 443                         if test "x$withval" != "xyes" ; then
 444                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 445                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 446                         fi
 447
 448                         AC_DEFINE(SKEY)
 449                         LIBS="-lskey $LIBS"
 450                         SKEY_MSG="yes"
 451
 452                         AC_CHECK_FUNC(skey_keyinfo,
 453                                 [],
 454                                 [
 455                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 456                                 ])
 457                 fi
 458         ]
 459 )
 460
 461 # Check whether user wants TCP wrappers support
 462 TCPW_MSG="no"
 463 AC_ARG_WITH(tcp-wrappers,
 464         [  --with-tcp-wrappers     Enable tcpwrappers support],
 465         [
 466                 if test "x$withval" != "xno" ; then
 467                         saved_LIBS="$LIBS"
 468                         LIBS="-lwrap $LIBS"
 469                         AC_MSG_CHECKING(for libwrap)
 470                         AC_TRY_LINK(
 471                                 [
 472 #include <tcpd.h>
 473                                         int deny_severity = 0, allow_severity = 0;
 474                                 ],
 475                                 [hosts_access(0);],
 476                                 [
 477                                         AC_MSG_RESULT(yes)
 478                                         AC_DEFINE(LIBWRAP)
 479                                         TCPW_MSG="yes"
 480                                 ],
 481                                 [
 482                                         AC_MSG_ERROR([*** libwrap missing])
 483                                 ]
 484                         )
 485                 fi
 486         ]
 487 )
 488
 489 dnl    Checks for library functions.
 490 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)
 491 dnl    Checks for time functions
 492 AC_CHECK_FUNCS(gettimeofday time)
 493 dnl    Checks for libutil functions
 494 AC_CHECK_HEADERS(libutil.h)
 495 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 496 dnl    Checks for utmp functions
 497 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 498 AC_CHECK_FUNCS(utmpname)
 499 dnl    Checks for utmpx functions
 500 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 501 AC_CHECK_FUNCS(setutxent utmpxname)
 502
 503 AC_CHECK_FUNC(getuserattr,
 504         [AC_DEFINE(HAVE_GETUSERATTR)],
 505         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 506 )
 507
 508 AC_CHECK_FUNC(login,
 509         [AC_DEFINE(HAVE_LOGIN)],
 510         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 511 )
 512
 513 AC_CHECK_FUNC(daemon,
 514         [AC_DEFINE(HAVE_DAEMON)],
 515         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 516 )
 517
 518 AC_CHECK_FUNC(getpagesize,
 519         [AC_DEFINE(HAVE_GETPAGESIZE)],
 520         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 521 )
 522
 523 # Check for broken snprintf
 524 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 525         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 526         AC_TRY_RUN(
 527                 [
 528 #include <stdio.h>
 529 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 530                 ],
 531                 [AC_MSG_RESULT(yes)],
 532                 [
 533                         AC_MSG_RESULT(no)
 534                         AC_DEFINE(BROKEN_SNPRINTF)
 535                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 536                 ]
 537         )
 538 fi
 539
 540 AC_FUNC_GETPGRP
 541
 542 # Check for PAM libs
 543 PAM_MSG="no"
 544 AC_ARG_WITH(pam,
 545         [  --with-pam              Enable PAM support ],
 546         [
 547                 if test "x$withval" != "xno" ; then
 548                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 549                                 AC_MSG_ERROR([PAM headers not found])
 550                         fi
 551
 552                         AC_CHECK_LIB(dl, dlopen, , )
 553                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 554                         AC_CHECK_FUNCS(pam_getenvlist)
 555
 556                         disable_shadow=yes
 557                         PAM_MSG="yes"
 558
 559                         AC_DEFINE(USE_PAM)
 560                 fi
 561         ]
 562 )
 563
 564 # Check for older PAM
 565 if test "x$PAM_MSG" = "xyes" ; then
 566         # Check PAM strerror arguments (old PAM)
 567         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 568         AC_TRY_COMPILE(
 569                 [
 570 #include <stdlib.h>
 571 #include <security/pam_appl.h>
 572                 ],
 573                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 574                 [AC_MSG_RESULT(no)],
 575                 [
 576                         AC_DEFINE(HAVE_OLD_PAM)
 577                         AC_MSG_RESULT(yes)
 578                         PAM_MSG="yes (old library)"
 579                 ]
 580         )
 581 fi
 582
 583 # The big search for OpenSSL
 584 AC_ARG_WITH(ssl-dir,
 585         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 586         [
 587                 if test "x$withval" != "xno" ; then
 588                         tryssldir=$withval
 589                 fi
 590         ]
 591 )
 592
 593 saved_LIBS="$LIBS"
 594 saved_LDFLAGS="$LDFLAGS"
 595 saved_CPPFLAGS="$CPPFLAGS"
 596 if test "x$prefix" != "xNONE" ; then
 597         tryssldir="$tryssldir $prefix"
 598 fi
 599 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 600         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 601                 CPPFLAGS="$saved_CPPFLAGS"
 602                 LDFLAGS="$saved_LDFLAGS"
 603                 LIBS="$saved_LIBS -lcrypto"
 604
 605                 # Skip directories if they don't exist
 606                 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
 607                         continue;
 608                 fi
 609                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 610                         # Try to use $ssldir/lib if it exists, otherwise
 611                         # $ssldir
 612                         if test -d "$ssldir/lib" ; then
 613                                 LDFLAGS="$saved_LDFLAGS -L$ssldir/lib"
 614                                 if test ! -z "$need_dash_r" ; then
 615                                         LDFLAGS="$LDFLAGS -R$ssldir/lib"
 616                                 fi
 617                         else
 618                                 LDFLAGS="$saved_LDFLAGS -L$ssldir"
 619                                 if test ! -z "$need_dash_r" ; then
 620                                         LDFLAGS="$LDFLAGS -R$ssldir"
 621                                 fi
 622                         fi
 623                         # Try to use $ssldir/include if it exists, otherwise
 624                         # $ssldir
 625                         if test -d "$ssldir/include" ; then
 626                                 CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 627                         else
 628                                 CPPFLAGS="$saved_CPPFLAGS -I$ssldir"
 629                         fi
 630                 fi
 631
 632                 # Basic test to check for compatible version and correct linking
 633                 # *does not* test for RSA - that comes later.
 634                 AC_TRY_RUN(
 635                         [
 636 #include <string.h>
 637 #include <openssl/rand.h>
 638 int main(void)
 639 {
 640         char a[2048];
 641         memset(a, 0, sizeof(a));
 642         RAND_add(a, sizeof(a), sizeof(a));
 643         return(RAND_status() <= 0);
 644 }
 645                         ],
 646                         [
 647                                 found_crypto=1
 648                                 break;
 649                         ], []
 650                 )
 651
 652                 if test ! -z "$found_crypto" ; then
 653                         break;
 654                 fi
 655         done
 656
 657         if test -z "$found_crypto" ; then
 658                 AC_MSG_ERROR([Could not find working OpenSSL library, please install or check config.log])
 659         fi
 660         if test -z "$ssldir" ; then
 661                 ssldir="(system)"
 662         fi
 663
 664         ac_cv_openssldir=$ssldir
 665 ])
 666
 667 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 668         AC_DEFINE(HAVE_OPENSSL)
 669         dnl Need to recover ssldir - test above runs in subshell
 670         ssldir=$ac_cv_openssldir
 671         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 672                 # Try to use $ssldir/lib if it exists, otherwise
 673                 # $ssldir
 674                 if test -d "$ssldir/lib" ; then
 675                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib"
 676                         if test ! -z "$need_dash_r" ; then
 677                                 LDFLAGS="$LDFLAGS -R$ssldir/lib"
 678                         fi
 679                 else
 680                         LDFLAGS="$saved_LDFLAGS -L$ssldir"
 681                         if test ! -z "$need_dash_r" ; then
 682                                 LDFLAGS="$LDFLAGS -R$ssldir"
 683                         fi
 684                 fi
 685                 # Try to use $ssldir/include if it exists, otherwise
 686                 # $ssldir
 687                 if test -d "$ssldir/include" ; then
 688                         CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 689                 else
 690                         CPPFLAGS="$saved_CPPFLAGS -I$ssldir"
 691                 fi
 692         fi
 693 fi
 694 LIBS="$saved_LIBS -lcrypto"
 695
 696 # Now test RSA support
 697 saved_LIBS="$LIBS"
 698 AC_MSG_CHECKING([for RSA support])
 699 for WANTS_RSAREF in "" 1 ; do
 700         if test -z "$WANTS_RSAREF" ; then
 701                 LIBS="$saved_LIBS"
 702         else
 703                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 704         fi
 705         AC_TRY_RUN([
 706 #include <string.h>
 707 #include <openssl/rand.h>
 708 #include <openssl/rsa.h>
 709 #include <openssl/bn.h>
 710 #include <openssl/sha.h>
 711 int main(void)
 712 {
 713         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 714         unsigned char c[256], p[256];
 715         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 716         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 717         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 718         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 719 }
 720         ],
 721         [
 722                 rsa_works=1
 723                 break;
 724         ], [])
 725 done
 726
 727 if test ! -z "$no_rsa" ; then
 728         AC_MSG_RESULT(disabled)
 729         RSA_MSG="disabled"
 730 else
 731         if test -z "$rsa_works" ; then
 732                 AC_MSG_WARN([*** No RSA support found *** ])
 733                 RSA_MSG="no"
 734         else
 735                 if test -z "$WANTS_RSAREF" ; then
 736                         AC_MSG_RESULT(yes)
 737                         RSA_MSG="yes"
 738                 else
 739                         RSA_MSG="yes (using RSAref)"
 740                         AC_MSG_RESULT(using RSAref)
 741                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 742                 fi
 743         fi
 744 fi
 745
 746 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 747 # version in OpenSSL. Skip this for PAM
 748 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 749         AC_CHECK_LIB(crypt, crypt, , )
 750 fi
 751
 752 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 753 if test ! -z "$SONY" ; then
 754   LIBS="$LIBS -liberty";
 755 fi
 756
 757 # Checks for data types
 758 AC_CHECK_SIZEOF(char, 1)
 759 AC_CHECK_SIZEOF(short int, 2)
 760 AC_CHECK_SIZEOF(int, 4)
 761 AC_CHECK_SIZEOF(long int, 4)
 762 AC_CHECK_SIZEOF(long long int, 8)
 763
 764 # More checks for data types
 765 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 766         AC_TRY_COMPILE(
 767                 [ #include <sys/types.h> ],
 768                 [ u_int a; a = 1;],
 769                 [ ac_cv_have_u_int="yes" ],
 770                 [ ac_cv_have_u_int="no" ]
 771         )
 772 ])
 773 if test "x$ac_cv_have_u_int" = "xyes" ; then
 774         AC_DEFINE(HAVE_U_INT)
 775         have_u_int=1
 776 fi
 777
 778 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 779         AC_TRY_COMPILE(
 780                 [ #include <sys/types.h> ],
 781                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 782                 [ ac_cv_have_intxx_t="yes" ],
 783                 [ ac_cv_have_intxx_t="no" ]
 784         )
 785 ])
 786 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 787         AC_DEFINE(HAVE_INTXX_T)
 788         have_intxx_t=1
 789 fi
 790
 791 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
 792         AC_TRY_COMPILE(
 793                 [ #include <sys/types.h> ],
 794                 [ int64_t a; a = 1;],
 795                 [ ac_cv_have_int64_t="yes" ],
 796                 [ ac_cv_have_int64_t="no" ]
 797         )
 798 ])
 799 if test "x$ac_cv_have_int64_t" = "xyes" ; then
 800         AC_DEFINE(HAVE_INT64_T)
 801         have_int64_t=1
 802 fi
 803
 804 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 805         AC_TRY_COMPILE(
 806                 [ #include <sys/types.h> ],
 807                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 808                 [ ac_cv_have_u_intxx_t="yes" ],
 809                 [ ac_cv_have_u_intxx_t="no" ]
 810         )
 811 ])
 812 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 813         AC_DEFINE(HAVE_U_INTXX_T)
 814         have_u_intxx_t=1
 815 fi
 816
 817 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
 818         AC_TRY_COMPILE(
 819                 [ #include <sys/types.h> ],
 820                 [ u_int64_t a; a = 1;],
 821                 [ ac_cv_have_u_int64_t="yes" ],
 822                 [ ac_cv_have_u_int64_t="no" ]
 823         )
 824 ])
 825 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
 826         AC_DEFINE(HAVE_U_INT64_T)
 827         have_u_int64_t=1
 828 fi
 829
 830 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 831            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 832 then
 833         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 834         AC_TRY_COMPILE(
 835                 [
 836 #include <sys/bitypes.h>
 837                 ],
 838                 [
 839                         int8_t a; int16_t b; int32_t c;
 840                         u_int8_t e; u_int16_t f; u_int32_t g;
 841                         a = b = c = e = f = g = 1;
 842                 ],
 843                 [
 844                         AC_DEFINE(HAVE_U_INTXX_T)
 845                         AC_DEFINE(HAVE_INTXX_T)
 846                         AC_MSG_RESULT(yes)
 847                 ],
 848                 [AC_MSG_RESULT(no)]
 849         )
 850 fi
 851
 852 if test -z "$have_u_intxx_t" ; then
 853         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 854                 AC_TRY_COMPILE(
 855                         [
 856 #include <sys/types.h>
 857                         ],
 858                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 859                         [ ac_cv_have_uintxx_t="yes" ],
 860                         [ ac_cv_have_uintxx_t="no" ]
 861                 )
 862         ])
 863         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 864                 AC_DEFINE(HAVE_UINTXX_T)
 865         fi
 866 fi
 867
 868 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 869         AC_TRY_COMPILE(
 870                 [
 871 #include <sys/types.h>
 872 #include <sys/socket.h>
 873                 ],
 874                 [socklen_t foo; foo = 1235;],
 875                 [ ac_cv_have_socklen_t="yes" ],
 876                 [ ac_cv_have_socklen_t="no" ]
 877         )
 878 ])
 879 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 880         AC_DEFINE(HAVE_SOCKLEN_T)
 881 fi
 882
 883 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 884         AC_TRY_COMPILE(
 885                 [
 886 #include <sys/types.h>
 887                 ],
 888                 [ size_t foo; foo = 1235; ],
 889                 [ ac_cv_have_size_t="yes" ],
 890                 [ ac_cv_have_size_t="no" ]
 891         )
 892 ])
 893 if test "x$ac_cv_have_size_t" = "xyes" ; then
 894         AC_DEFINE(HAVE_SIZE_T)
 895 fi
 896
 897 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 898         AC_TRY_COMPILE(
 899                 [
 900 #include <sys/types.h>
 901                 ],
 902                 [ ssize_t foo; foo = 1235; ],
 903                 [ ac_cv_have_ssize_t="yes" ],
 904                 [ ac_cv_have_ssize_t="no" ]
 905         )
 906 ])
 907 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 908         AC_DEFINE(HAVE_SSIZE_T)
 909 fi
 910
 911 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
 912         AC_TRY_COMPILE(
 913                 [
 914 #include <time.h>
 915                 ],
 916                 [ clock_t foo; foo = 1235; ],
 917                 [ ac_cv_have_clock_t="yes" ],
 918                 [ ac_cv_have_clock_t="no" ]
 919         )
 920 ])
 921 if test "x$ac_cv_have_clock_t" = "xyes" ; then
 922         AC_DEFINE(HAVE_CLOCK_T)
 923 fi
 924
 925 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 926         AC_TRY_COMPILE(
 927                 [
 928 #include <sys/types.h>
 929 #include <sys/socket.h>
 930                 ],
 931                 [ sa_family_t foo; foo = 1235; ],
 932                 [ ac_cv_have_sa_family_t="yes" ],
 933                 [ AC_TRY_COMPILE(
 934                   [
 935 #include <sys/types.h>
 936 #include <sys/socket.h>
 937 #include <netinet/in.h>
 938                 ],
 939                 [ sa_family_t foo; foo = 1235; ],
 940                 [ ac_cv_have_sa_family_t="yes" ],
 941
 942                 [ ac_cv_have_sa_family_t="no" ]
 943         )]
 944         )
 945 ])
 946 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 947         AC_DEFINE(HAVE_SA_FAMILY_T)
 948 fi
 949
 950 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 951         AC_TRY_COMPILE(
 952                 [
 953 #include <sys/types.h>
 954                 ],
 955                 [ pid_t foo; foo = 1235; ],
 956                 [ ac_cv_have_pid_t="yes" ],
 957                 [ ac_cv_have_pid_t="no" ]
 958         )
 959 ])
 960 if test "x$ac_cv_have_pid_t" = "xyes" ; then
 961         AC_DEFINE(HAVE_PID_T)
 962 fi
 963
 964 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
 965         AC_TRY_COMPILE(
 966                 [
 967 #include <sys/types.h>
 968                 ],
 969                 [ mode_t foo; foo = 1235; ],
 970                 [ ac_cv_have_mode_t="yes" ],
 971                 [ ac_cv_have_mode_t="no" ]
 972         )
 973 ])
 974 if test "x$ac_cv_have_mode_t" = "xyes" ; then
 975         AC_DEFINE(HAVE_MODE_T)
 976 fi
 977
 978
 979 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
 980         AC_TRY_COMPILE(
 981                 [
 982 #include <sys/types.h>
 983 #include <sys/socket.h>
 984                 ],
 985                 [ struct sockaddr_storage s; ],
 986                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
 987                 [ ac_cv_have_struct_sockaddr_storage="no" ]
 988         )
 989 ])
 990 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
 991         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
 992 fi
 993
 994 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
 995         AC_TRY_COMPILE(
 996                 [
 997 #include <sys/types.h>
 998 #include <netinet/in.h>
 999                 ],
1000                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1001                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1002                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1003         )
1004 ])
1005 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1006         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1007 fi
1008
1009 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1010         AC_TRY_COMPILE(
1011                 [
1012 #include <sys/types.h>
1013 #include <netinet/in.h>
1014                 ],
1015                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1016                 [ ac_cv_have_struct_in6_addr="yes" ],
1017                 [ ac_cv_have_struct_in6_addr="no" ]
1018         )
1019 ])
1020 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1021         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1022 fi
1023
1024 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1025         AC_TRY_COMPILE(
1026                 [
1027 #include <sys/types.h>
1028 #include <sys/socket.h>
1029 #include <netdb.h>
1030                 ],
1031                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1032                 [ ac_cv_have_struct_addrinfo="yes" ],
1033                 [ ac_cv_have_struct_addrinfo="no" ]
1034         )
1035 ])
1036 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1037         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1038 fi
1039
1040 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1041         AC_TRY_COMPILE(
1042                 [ #include <sys/time.h> ],
1043                 [ struct timeval tv; tv.tv_sec = 1;],
1044                 [ ac_cv_have_struct_timeval="yes" ],
1045                 [ ac_cv_have_struct_timeval="no" ]
1046         )
1047 ])
1048 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1049         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1050         have_struct_timeval=1
1051 fi
1052
1053 # If we don't have int64_t then we can't compile sftp-server.  So don't
1054 # even attempt to do it.
1055 if test "x$ac_cv_have_int64_t" = "xno" -a \
1056         "x$ac_cv_sizeof_long_int" != "x8" -a \
1057         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1058         NO_SFTP='#'
1059 fi
1060 AC_SUBST(NO_SFTP)
1061
1062 dnl Checks for structure members
1063 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1064 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1065 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1066 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1067 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1068 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1069 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1070 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1071 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1072 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1073 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1074 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1075 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1076 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1077 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1078 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1079 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1080 AC_STRUCT_ST_BLKSIZE
1081
1082 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
1083                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
1084         AC_TRY_COMPILE(
1085                 [
1086 #include <sys/types.h>
1087 #include <sys/socket.h>
1088                 ],
1089                 [ struct sockaddr_un s; s.sun_len = 1; ],
1090                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
1091                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
1092         )
1093 ])
1094 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
1095         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
1096 fi
1097
1098 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1099                 ac_cv_have_ss_family_in_struct_ss, [
1100         AC_TRY_COMPILE(
1101                 [
1102 #include <sys/types.h>
1103 #include <sys/socket.h>
1104                 ],
1105                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1106                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1107                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1108         )
1109 ])
1110 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1111         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1112 fi
1113
1114 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1115                 ac_cv_have___ss_family_in_struct_ss, [
1116         AC_TRY_COMPILE(
1117                 [
1118 #include <sys/types.h>
1119 #include <sys/socket.h>
1120                 ],
1121                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1122                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1123                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1124         )
1125 ])
1126 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1127         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1128 fi
1129
1130 AC_CACHE_CHECK([for pw_class field in struct passwd],
1131                 ac_cv_have_pw_class_in_struct_passwd, [
1132         AC_TRY_COMPILE(
1133                 [
1134 #include <pwd.h>
1135                 ],
1136                 [ struct passwd p; p.pw_class = 0; ],
1137                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1138                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1139         )
1140 ])
1141 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1142         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1143 fi
1144
1145
1146 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1147         AC_TRY_LINK([],
1148                 [ extern char *__progname; printf("%s", __progname); ],
1149                 [ ac_cv_libc_defines___progname="yes" ],
1150                 [ ac_cv_libc_defines___progname="no" ]
1151         )
1152 ])
1153 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1154         AC_DEFINE(HAVE___PROGNAME)
1155 fi
1156
1157
1158 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1159         AC_TRY_LINK([],
1160                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1161                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1162                 [ ac_cv_libc_defines_sys_errlist="no" ]
1163         )
1164 ])
1165 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1166         AC_DEFINE(HAVE_SYS_ERRLIST)
1167 fi
1168
1169
1170 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1171         AC_TRY_LINK([],
1172                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1173                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1174                 [ ac_cv_libc_defines_sys_nerr="no" ]
1175         )
1176 ])
1177 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1178         AC_DEFINE(HAVE_SYS_NERR)
1179 fi
1180
1181
1182 # Looking for programs, paths and files
1183 AC_ARG_WITH(rsh,
1184         [  --with-rsh=PATH         Specify path to remote shell program ],
1185         [
1186                 if test "x$withval" != "$no" ; then
1187                         rsh_path=$withval
1188                 fi
1189         ],
1190         [
1191                 AC_PATH_PROG(rsh_path, rsh)
1192         ]
1193 )
1194
1195 AC_ARG_WITH(xauth,
1196         [  --with-xauth=PATH       Specify path to xauth program ],
1197         [
1198                 if test "x$withval" != "xno" ; then
1199                         xauth_path=$withval
1200                 fi
1201         ],
1202         [
1203                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1204                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1205                         xauth_path="/usr/openwin/bin/xauth"
1206                 fi
1207         ]
1208 )
1209
1210 if test -z "$xauth_path" ; then
1211         XAUTH_PATH="undefined"
1212         AC_SUBST(XAUTH_PATH)
1213 else
1214         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1215         XAUTH_PATH=$xauth_path
1216         AC_SUBST(XAUTH_PATH)
1217 fi
1218 if test ! -z "$rsh_path" ; then
1219         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1220 fi
1221
1222 # Check for mail directory (last resort if we cannot get it from headers)
1223 if test ! -z "$MAIL" ; then
1224         maildir=`dirname $MAIL`
1225         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1226 fi
1227
1228 if test -z "$no_dev_ptmx" ; then
1229         AC_CHECK_FILE("/dev/ptmx",
1230                 [
1231                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1232                         have_dev_ptmx=1
1233                 ]
1234         )
1235 fi
1236 AC_CHECK_FILE("/dev/ptc",
1237         [
1238                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1239                 have_dev_ptc=1
1240         ]
1241 )
1242
1243 # Options from here on. Some of these are preset by platform above
1244
1245 # Check for user-specified random device, otherwise check /dev/urandom
1246 AC_ARG_WITH(random,
1247         [  --with-random=FILE      read entropy from FILE (default=/dev/urandom)],
1248         [
1249                 if test "x$withval" != "xno" ; then
1250                         RANDOM_POOL="$withval";
1251                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1252                 fi
1253         ],
1254         [
1255                 # Check for random device
1256                 AC_CHECK_FILE("/dev/urandom",
1257                         [
1258                                 RANDOM_POOL="/dev/urandom";
1259                                 AC_SUBST(RANDOM_POOL)
1260                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1261                         ]
1262                 )
1263         ]
1264 )
1265
1266 # Check for EGD pool file
1267 AC_ARG_WITH(egd-pool,
1268         [  --with-egd-pool=FILE    read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1269         [
1270                 if test "x$withval" != "xno" ; then
1271                         EGD_SOCKET="$withval";
1272                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
1273                 fi
1274         ],
1275         [
1276                 # Check for existing socket only if we don't have a random device already
1277                 if test -z "$RANDOM_POOL" ; then
1278                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1279                         # Insert other locations here
1280                         for egdsock in /var/run/egd-pool /etc/entropy /tmp/entropy ; do
1281                                 if test -r $egdsock && $TEST_MINUS_S_SH -c "test -S $egdsock -o -p $egdsock" ; then
1282                                         EGD_SOCKET="$egdsock"
1283                                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
1284                                         break;
1285                                 fi
1286                         done
1287                         if test -x "$EGD_SOCKET" ; then
1288                                 AC_MSG_RESULT($EGD_SOCKET)
1289                         else
1290                                 AC_MSG_RESULT(not found)
1291                         fi
1292                 fi
1293         ]
1294 )
1295
1296
1297 # detect pathnames for entropy gathering commands, if we need them
1298 INSTALL_SSH_PRNG_CMDS=""
1299 rm -f prng_commands
1300 if (test -z "$RANDOM_POOL" && test -z "$EGD_SOCKET") ; then
1301         # Use these commands to collect entropy
1302         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1303         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1304         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1305         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1306         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1307         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1308         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1309         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1310         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1311         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1312         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1313         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1314         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1315         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1316
1317         INSTALL_SSH_PRNG_CMDS="yes"
1318 fi
1319 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1320
1321
1322 AC_ARG_WITH(catman,
1323         [  --with-catman=man|cat   Install preformatted manpages[no]],
1324         [
1325                 MANTYPE='$(CATMAN)'
1326                 if test x"$withval" != x"yes" ; then
1327                    mansubdir=$withval
1328                 else
1329                    mansubdir=cat
1330                 fi
1331         ], [
1332                 if test -z "$MANTYPE" ; then
1333                         MANTYPE='$(TROFFMAN)'
1334                         mansubdir=man
1335                 fi
1336         ]
1337 )
1338 AC_SUBST(MANTYPE)
1339 AC_SUBST(mansubdir)
1340
1341 # Check whether to enable MD5 passwords
1342 MD5_MSG="no"
1343 AC_ARG_WITH(md5-passwords,
1344         [  --with-md5-passwords    Enable use of MD5 passwords],
1345         [
1346                 if test "x$withval" != "xno" ; then
1347                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1348                         MD5_MSG="yes"
1349                 fi
1350         ]
1351 )
1352
1353 # Whether to disable shadow password support
1354 AC_ARG_WITH(shadow,
1355         [  --without-shadow        Disable shadow password support],
1356         [
1357                 if test "x$withval" = "xno" ; then
1358                         AC_DEFINE(DISABLE_SHADOW)
1359                         disable_shadow=yes
1360                 fi
1361         ]
1362 )
1363
1364 if test -z "$disable_shadow" ; then
1365         AC_MSG_CHECKING([if the systems has expire shadow information])
1366         AC_TRY_COMPILE(
1367         [
1368 #include <sys/types.h>
1369 #include <shadow.h>
1370         struct spwd sp;
1371         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1372         [ sp_expire_available=yes ], []
1373         )
1374
1375         if test "x$sp_expire_available" = "xyes" ; then
1376                 AC_MSG_RESULT(yes)
1377                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1378         else
1379                 AC_MSG_RESULT(no)
1380         fi
1381 fi
1382
1383 # Use ip address instead of hostname in $DISPLAY
1384 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1385         DISPLAY_HACK_MSG="yes"
1386         AC_DEFINE(IPADDR_IN_DISPLAY)
1387 else
1388         DISPLAY_HACK_MSG="no"
1389         AC_ARG_WITH(ipaddr-display,
1390                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1391                 [
1392                         if test "x$withval" != "xno" ; then
1393                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1394                                 DISPLAY_HACK_MSG="yes"
1395                         fi
1396                 ]
1397         )
1398 fi
1399
1400 # Whether to mess with the default path
1401 SERVER_PATH_MSG="(default)"
1402 AC_ARG_WITH(default-path,
1403         [  --with-default-path=PATH Specify default \$PATH environment for server],
1404         [
1405                 if test "x$withval" != "xno" ; then
1406                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
1407                         SERVER_PATH_MSG="$withval"
1408                 fi
1409         ]
1410 )
1411
1412 # Whether to force IPv4 by default (needed on broken glibc Linux)
1413 IPV4_HACK_MSG="no"
1414 AC_ARG_WITH(ipv4-default,
1415         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1416         [
1417                 if test "x$withval" != "xno" ; then
1418                         AC_DEFINE(IPV4_DEFAULT)
1419                         IPV4_HACK_MSG="yes"
1420                 fi
1421         ]
1422 )
1423
1424 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1425 IPV4_IN6_HACK_MSG="no"
1426 AC_ARG_WITH(4in6,
1427         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1428         [
1429                 if test "x$withval" != "xno" ; then
1430                         AC_MSG_RESULT(yes)
1431                         AC_DEFINE(IPV4_IN_IPV6)
1432                         IPV4_IN6_HACK_MSG="yes"
1433                 else
1434                         AC_MSG_RESULT(no)
1435                 fi
1436         ],[
1437                 if test "x$inet6_default_4in6" = "xyes"; then
1438                         AC_MSG_RESULT([yes (default)])
1439                         AC_DEFINE(IPV4_IN_IPV6)
1440                         IPV4_IN6_HACK_MSG="yes"
1441                 else
1442                         AC_MSG_RESULT([no (default)])
1443                 fi
1444         ]
1445 )
1446
1447 # Whether to enable BSD auth support
1448 AC_ARG_WITH(bsd-auth,
1449         [  --with-bsd-auth         Enable BSD auth support],
1450         [
1451                 if test "x$withval" != "xno" ; then
1452                         AC_DEFINE(BSD_AUTH)
1453                         bsd_auth=yes
1454                 fi
1455         ]
1456 )
1457
1458 AC_MSG_CHECKING(whether to install ssh as suid root)
1459 AC_ARG_ENABLE(suid-ssh,
1460 [  --enable-suid-ssh       Install ssh as suid root (default)
1461   --disable-suid-ssh      Install ssh without suid bit],
1462 [ case "$enableval" in
1463   no)
1464        AC_MSG_RESULT(no)
1465        SSHMODE=0711
1466        ;;
1467   *)   AC_MSG_RESULT(yes)
1468        SSHMODE=04711
1469        ;;
1470   esac ],
1471   AC_MSG_RESULT(yes)
1472   SSHMODE=04711
1473 )
1474 AC_SUBST(SSHMODE)
1475
1476
1477 # Where to place sshd.pid
1478 piddir=/var/run
1479 AC_ARG_WITH(pid-dir,
1480         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1481         [
1482                 if test "x$withval" != "xno" ; then
1483                         piddir=$withval
1484                 fi
1485         ]
1486 )
1487
1488 # make sure the directory exists
1489 if test ! -d $piddir ; then
1490         piddir=`eval echo ${sysconfdir}`
1491         case $piddir in
1492                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1493         esac
1494 fi
1495
1496 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
1497 AC_SUBST(piddir)
1498
1499 dnl allow user to disable some login recording features
1500 AC_ARG_ENABLE(lastlog,
1501         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1502         [ AC_DEFINE(DISABLE_LASTLOG) ]
1503 )
1504 AC_ARG_ENABLE(utmp,
1505         [  --disable-utmp          disable use of utmp even if detected [no]],
1506         [ AC_DEFINE(DISABLE_UTMP) ]
1507 )
1508 AC_ARG_ENABLE(utmpx,
1509         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1510         [ AC_DEFINE(DISABLE_UTMPX) ]
1511 )
1512 AC_ARG_ENABLE(wtmp,
1513         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1514         [ AC_DEFINE(DISABLE_WTMP) ]
1515 )
1516 AC_ARG_ENABLE(wtmpx,
1517         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1518         [ AC_DEFINE(DISABLE_WTMPX) ]
1519 )
1520 AC_ARG_ENABLE(libutil,
1521         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1522         [ AC_DEFINE(DISABLE_LOGIN) ]
1523 )
1524 AC_ARG_ENABLE(pututline,
1525         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1526         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1527 )
1528 AC_ARG_ENABLE(pututxline,
1529         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1530         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1531 )
1532 AC_ARG_WITH(lastlog,
1533   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1534         [
1535                 if test "x$withval" = "xno" ; then
1536                         AC_DEFINE(DISABLE_LASTLOG)
1537                 else
1538                         conf_lastlog_location=$withval
1539                 fi
1540         ]
1541 )
1542
1543 dnl lastlog, [uw]tmpx? detection
1544 dnl  NOTE: set the paths in the platform section to avoid the
1545 dnl   need for command-line parameters
1546 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1547
1548 dnl lastlog detection
1549 dnl  NOTE: the code itself will detect if lastlog is a directory
1550 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1551 AC_TRY_COMPILE([
1552 #include <sys/types.h>
1553 #include <utmp.h>
1554 #ifdef HAVE_LASTLOG_H
1555 #  include <lastlog.h>
1556 #endif
1557 #ifdef HAVE_PATHS_H
1558 #  include <paths.h>
1559 #endif
1560         ],
1561         [ char *lastlog = LASTLOG_FILE; ],
1562         [ AC_MSG_RESULT(yes) ],
1563         [
1564                 AC_MSG_RESULT(no)
1565                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1566                 AC_TRY_COMPILE([
1567 #include <sys/types.h>
1568 #include <utmp.h>
1569 #ifdef HAVE_LASTLOG_H
1570 #  include <lastlog.h>
1571 #endif
1572 #ifdef HAVE_PATHS_H
1573 #  include <paths.h>
1574 #endif
1575                 ],
1576                 [ char *lastlog = _PATH_LASTLOG; ],
1577                 [ AC_MSG_RESULT(yes) ],
1578                 [
1579                         AC_MSG_RESULT(no)
1580                         system_lastlog_path=no
1581                 ])
1582         ]
1583 )
1584
1585 if test -z "$conf_lastlog_location"; then
1586         if test x"$system_lastlog_path" = x"no" ; then
1587                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1588                                 if (test -d "$f" || test -f "$f") ; then
1589                                         conf_lastlog_location=$f
1590                                 fi
1591                 done
1592                 if test -z "$conf_lastlog_location"; then
1593                         AC_MSG_WARN([** Cannot find lastlog **])
1594                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1595                 fi
1596         fi
1597 fi
1598
1599 if test -n "$conf_lastlog_location"; then
1600         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1601 fi
1602
1603 dnl utmp detection
1604 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1605 AC_TRY_COMPILE([
1606 #include <sys/types.h>
1607 #include <utmp.h>
1608 #ifdef HAVE_PATHS_H
1609 #  include <paths.h>
1610 #endif
1611         ],
1612         [ char *utmp = UTMP_FILE; ],
1613         [ AC_MSG_RESULT(yes) ],
1614         [ AC_MSG_RESULT(no)
1615           system_utmp_path=no ]
1616 )
1617 if test -z "$conf_utmp_location"; then
1618         if test x"$system_utmp_path" = x"no" ; then
1619                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1620                         if test -f $f ; then
1621                                 conf_utmp_location=$f
1622                         fi
1623                 done
1624                 if test -z "$conf_utmp_location"; then
1625                         AC_DEFINE(DISABLE_UTMP)
1626                 fi
1627         fi
1628 fi
1629 if test -n "$conf_utmp_location"; then
1630         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1631 fi
1632
1633 dnl wtmp detection
1634 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1635 AC_TRY_COMPILE([
1636 #include <sys/types.h>
1637 #include <utmp.h>
1638 #ifdef HAVE_PATHS_H
1639 #  include <paths.h>
1640 #endif
1641         ],
1642         [ char *wtmp = WTMP_FILE; ],
1643         [ AC_MSG_RESULT(yes) ],
1644         [ AC_MSG_RESULT(no)
1645           system_wtmp_path=no ]
1646 )
1647 if test -z "$conf_wtmp_location"; then
1648         if test x"$system_wtmp_path" = x"no" ; then
1649                 for f in /usr/adm/wtmp /var/log/wtmp; do
1650                         if test -f $f ; then
1651                                 conf_wtmp_location=$f
1652                         fi
1653                 done
1654                 if test -z "$conf_wtmp_location"; then
1655                         AC_DEFINE(DISABLE_WTMP)
1656                 fi
1657         fi
1658 fi
1659 if test -n "$conf_wtmp_location"; then
1660         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1661 fi
1662
1663
1664 dnl utmpx detection - I don't know any system so perverse as to require
1665 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1666 dnl  there, though.
1667 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1668 AC_TRY_COMPILE([
1669 #include <sys/types.h>
1670 #include <utmp.h>
1671 #ifdef HAVE_UTMPX_H
1672 #include <utmpx.h>
1673 #endif
1674 #ifdef HAVE_PATHS_H
1675 #  include <paths.h>
1676 #endif
1677         ],
1678         [ char *utmpx = UTMPX_FILE; ],
1679         [ AC_MSG_RESULT(yes) ],
1680         [ AC_MSG_RESULT(no)
1681           system_utmpx_path=no ]
1682 )
1683 if test -z "$conf_utmpx_location"; then
1684         if test x"$system_utmpx_path" = x"no" ; then
1685                 AC_DEFINE(DISABLE_UTMPX)
1686         fi
1687 else
1688         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1689 fi
1690
1691 dnl wtmpx detection
1692 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1693 AC_TRY_COMPILE([
1694 #include <sys/types.h>
1695 #include <utmp.h>
1696 #ifdef HAVE_UTMPX_H
1697 #include <utmpx.h>
1698 #endif
1699 #ifdef HAVE_PATHS_H
1700 #  include <paths.h>
1701 #endif
1702         ],
1703         [ char *wtmpx = WTMPX_FILE; ],
1704         [ AC_MSG_RESULT(yes) ],
1705         [ AC_MSG_RESULT(no)
1706           system_wtmpx_path=no ]
1707 )
1708 if test -z "$conf_wtmpx_location"; then
1709         if test x"$system_wtmpx_path" = x"no" ; then
1710                 AC_DEFINE(DISABLE_WTMPX)
1711         fi
1712 else
1713         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1714 fi
1715
1716
1717 # Change default command timeout for builtin PRNG
1718 entropy_timeout=200
1719 AC_ARG_WITH(entropy-timeout,
1720         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1721         [
1722                 if test "x$withval" != "xno" ; then
1723                         entropy_timeout=$withval
1724                 fi
1725         ]
1726 )
1727 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1728
1729
1730 if test ! -z "$blibpath" ; then
1731         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1732         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1733 fi
1734
1735 AC_EXEEXT
1736
1737 AC_OUTPUT(Makefile openbsd-compat/Makefile ssh_prng_cmds)
1738
1739 # Print summary of options
1740
1741 if test x$MANTYPE = x'$(CATMAN)' ; then
1742         MAN_MSG=cat
1743 else
1744         MAN_MSG=man
1745 fi
1746 if test ! -z "$RANDOM_POOL" ; then
1747         RAND_MSG="Device ($RANDOM_POOL)"
1748 else
1749         if test ! -z "$EGD_SOCKET" ; then
1750                 RAND_MSG="EGD/PRNGD ($EGD_SOCKET)"
1751         else
1752                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1753                 BUILTIN_RNG=1
1754         fi
1755 fi
1756
1757 # Someone please show me a better way :)
1758 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1759 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1760 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1761 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1762 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
1763 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1764 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1765
1766 echo ""
1767 echo "OpenSSH configured has been configured with the following options."
1768 echo "                 User binaries: $B"
1769 echo "               System binaries: $C"
1770 echo "           Configuration files: $D"
1771 echo "               Askpass program: $E"
1772 echo "                  Manual pages: $F"
1773 echo "                      PID file: $G"
1774 echo "      Random number collection: $RAND_MSG"
1775 echo "                Manpage format: $MAN_MSG"
1776 echo "                   PAM support: ${PAM_MSG}"
1777 echo "            KerberosIV support: $KRB4_MSG"
1778 echo "                   AFS support: $AFS_MSG"
1779 echo "                 S/KEY support: $SKEY_MSG"
1780 echo "          TCP Wrappers support: $TCPW_MSG"
1781 echo "          MD5 password support: $MD5_MSG"
1782 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1783 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1784 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1785
1786 if test ! -z "$bsd_auth"; then
1787         echo "              BSD Auth support: yes"
1788 fi
1789
1790 echo ""
1791
1792 echo "              Host: ${host}"
1793 echo "          Compiler: ${CC}"
1794 echo "    Compiler flags: ${CFLAGS}"
1795 echo "Preprocessor flags: ${CPPFLAGS}"
1796 echo "      Linker flags: ${LDFLAGS}"
1797 echo "         Libraries: ${LIBS}"
1798
1799 echo ""
1800
1801 if test "x$PAM_MSG" = "xyes" ; then
1802         echo "PAM is enabled. You may need to install a PAM control file for sshd,"
1803         echo "otherwise password authentication may fail. Example PAM control files"
1804         echo "can be found in the contrib/ subdirectory"
1805         echo ""
1806 fi
1807
1808 if test ! -z "$BUILTIN_RNG" ; then
1809         echo "WARNING: you are using the builtin random number collection service."
1810         echo "Please read WARNING.RNG and request that your OS vendor includes"
1811         echo "/dev/random in future versions of their OS."
1812         echo ""
1813 fi
1814
1815 if test ! -z "$NO_SFTP"; then
1816         echo "sftp-server will be disabled.  Your compiler does not support"
1817         echo "64bit integers."
1818         echo ""
1819 fi
1820