configure.in

   1 # $Id$
   2
   3 AC_INIT(ssh.c)
   4
   5 AC_CONFIG_HEADER(config.h)
   6 AC_PROG_CC
   7 AC_CANONICAL_HOST
   8 AC_C_BIGENDIAN
   9
  10 # Checks for programs.
  11 AC_PROG_CPP
  12 AC_PROG_RANLIB
  13 AC_PROG_INSTALL
  14 AC_PATH_PROG(AR, ar)
  15 AC_PATH_PROGS(PERL, perl5 perl)
  16 AC_SUBST(PERL)
  17 AC_PATH_PROG(ENT, ent)
  18 AC_SUBST(ENT)
  19 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  20 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  22 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  23
  24 if test -z "$AR" ; then
  25         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  26 fi
  27
  28 # Use LOGIN_PROGRAM from environment if possible
  29 if test ! -z "$LOGIN_PROGRAM" ; then
  30         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  31 else
  32         # Search for login
  33         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  34         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  35                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  36         fi
  37 fi
  38
  39 if test -z "$LD" ; then
  40         LD=$CC
  41 fi
  42 AC_SUBST(LD)
  43
  44 # C Compiler features
  45 AC_C_INLINE
  46 if test "$GCC" = "yes"; then
  47         CFLAGS="$CFLAGS -Wall"
  48 fi
  49
  50 # Check for some target-specific stuff
  51 case "$host" in
  52 *-*-aix*)
  53         AFS_LIBS="-lld"
  54         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  55         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  56         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  57                 blibpath="/usr/lib:/lib:/usr/local/lib"
  58         fi
  59         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  60         AC_DEFINE(BROKEN_GETADDRINFO)
  61         dnl AIX handles lastlog as part of its login message
  62         AC_DEFINE(DISABLE_LASTLOG)
  63         ;;
  64 *-*-cygwin*)
  65         LIBS="$LIBS -lregex /usr/lib/textmode.o"
  66         AC_DEFINE(HAVE_CYGWIN)
  67         AC_DEFINE(DISABLE_SHADOW)
  68         AC_DEFINE(IPV4_DEFAULT)
  69         AC_DEFINE(IP_TOS_IS_BROKEN)
  70         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  71         no_libsocket=1
  72         no_libnsl=1
  73         ;;
  74 *-*-dgux*)
  75         AC_DEFINE(IP_TOS_IS_BROKEN)
  76         ;;
  77 *-*-hpux10*)
  78         if test -z "$GCC"; then
  79                 CFLAGS="$CFLAGS -Ae"
  80         fi
  81         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  82         IPADDR_IN_DISPLAY=yes
  83         AC_DEFINE(USE_PIPES)
  84         AC_DEFINE(DISABLE_SHADOW)
  85         AC_DEFINE(DISABLE_UTMP)
  86         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  87         LIBS="$LIBS -lsec"
  88         ;;
  89 *-*-hpux11*)
  90         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  91         IPADDR_IN_DISPLAY=yes
  92         AC_DEFINE(PAM_SUN_CODEBASE)
  93         AC_DEFINE(USE_PIPES)
  94         AC_DEFINE(DISABLE_SHADOW)
  95         AC_DEFINE(DISABLE_UTMP)
  96         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  97         LIBS="$LIBS -lsec"
  98         ;;
  99 *-*-irix5*)
 100         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 101         LDFLAGS="$LDFLAGS"
 102         PATH="$PATH:/usr/etc"
 103         no_libsocket=1
 104         no_libnsl=1
 105         AC_DEFINE(BROKEN_INET_NTOA)
 106         ;;
 107 *-*-irix6*)
 108         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 109         LDFLAGS="$LDFLAGS"
 110         PATH="$PATH:/usr/etc"
 111         AC_DEFINE(WITH_IRIX_ARRAY)
 112         AC_DEFINE(WITH_IRIX_PROJECT)
 113         AC_DEFINE(WITH_IRIX_AUDIT)
 114         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 115         no_libsocket=1
 116         no_libnsl=1
 117         AC_DEFINE(BROKEN_INET_NTOA)
 118         ;;
 119 *-*-linux*)
 120         no_dev_ptmx=1
 121         check_for_libcrypt_later=1
 122         AC_DEFINE(DONT_TRY_OTHER_AF)
 123         AC_DEFINE(PAM_TTY_KLUDGE)
 124         inet6_default_4in6=yes
 125         ;;
 126 mips-sony-bsd|mips-sony-newsos4)
 127         AC_DEFINE(HAVE_NEWS4)
 128         SONY=1
 129         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 130                 AC_MSG_ERROR([*** libiberty missing - please install first or check config.log ***])
 131         )
 132         ;;
 133 *-*-netbsd*)
 134         need_dash_r=1
 135         ;;
 136 *-*-freebsd*)
 137         check_for_libcrypt_later=1
 138         ;;
 139 *-next-*)
 140         conf_lastlog_location="/usr/adm/lastlog"
 141         conf_utmp_location=/etc/utmp
 142         conf_wtmp_location=/usr/adm/wtmp
 143         MAIL=/usr/spool/mail
 144         AC_DEFINE(HAVE_NEXT)
 145         AC_DEFINE(BROKEN_REALPATH)
 146         AC_DEFINE(USE_PIPES)
 147         AC_DEFINE(BROKEN_SAVED_UIDS)
 148         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 149         CFLAGS="$CFLAGS"
 150         ;;
 151 *-*-solaris*)
 152         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 153         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 154         need_dash_r=1
 155         AC_DEFINE(PAM_SUN_CODEBASE)
 156         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 157         AC_DEFINE(LOGIN_NEEDS_TERM)
 158         # hardwire lastlog location (can't detect it on some versions)
 159         conf_lastlog_location="/var/adm/lastlog"
 160         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 161         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 162         if test "$sol2ver" -ge 8; then
 163                 AC_MSG_RESULT(yes)
 164                 AC_DEFINE(DISABLE_UTMP)
 165                 AC_DEFINE(DISABLE_WTMP)
 166         else
 167                 AC_MSG_RESULT(no)
 168         fi
 169         ;;
 170 *-*-sunos4*)
 171         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 172         AC_CHECK_FUNCS(getpwanam)
 173         AC_DEFINE(PAM_SUN_CODEBASE)
 174         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 175         conf_utmp_location=/etc/utmp
 176         conf_wtmp_location=/var/adm/wtmp
 177         conf_lastlog_location=/var/adm/lastlog
 178         AC_DEFINE(USE_PIPES)
 179         ;;
 180 *-ncr-sysv*)
 181         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 182         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 183         LIBS="$LIBS -lc89 -lnsl -lgen -lsocket"
 184         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 185         ;;
 186 *-sni-sysv*)
 187         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 188         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 189         IPADDR_IN_DISPLAY=yes
 190         AC_DEFINE(USE_PIPES)
 191         AC_DEFINE(IP_TOS_IS_BROKEN)
 192         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 193         LIBS="$LIBS -lgen -lnsl -lucb"
 194         ;;
 195 *-*-sysv4.2*)
 196         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 197         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 198         enable_suid_ssh=no
 199         AC_DEFINE(USE_PIPES)
 200         ;;
 201 *-*-sysv5*)
 202         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 203         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 204         enable_suid_ssh=no
 205         AC_DEFINE(USE_PIPES)
 206         ;;
 207 *-*-sysv*)
 208         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 209         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 210         LIBS="$LIBS -lgen -lsocket"
 211         ;;
 212 *-*-sco3.2v4*)
 213         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 214         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 215         LIBS="$LIBS -lgen -lsocket -los -lprot -lx -ltinfo -lm"
 216         rsh_path="/usr/bin/rcmd"
 217         RANLIB=true
 218         no_dev_ptmx=1
 219         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 220         AC_DEFINE(USE_PIPES)
 221         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 222         AC_DEFINE(DISABLE_SHADOW)
 223         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 224         AC_DEFINE(BROKEN_SAVED_UIDS)
 225         AC_CHECK_FUNCS(getluid setluid)
 226         MANTYPE=man
 227         ;;
 228 *-*-sco3.2v5*)
 229         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 230         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 231         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 232         no_dev_ptmx=1
 233         rsh_path="/usr/bin/rcmd"
 234         AC_DEFINE(USE_PIPES)
 235         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 236         AC_DEFINE(DISABLE_SHADOW)
 237         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 238         AC_CHECK_FUNCS(getluid setluid)
 239         MANTYPE=man
 240         ;;
 241 *-dec-osf*)
 242         if test ! -z "$USE_SIA" ; then
 243                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 244                 if test -f /etc/sia/matrix.conf; then
 245                         AC_MSG_RESULT(yes)
 246                         AC_DEFINE(HAVE_OSF_SIA)
 247                         AC_DEFINE(DISABLE_LOGIN)
 248                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 249                 else
 250                         AC_MSG_RESULT(no)
 251                 fi
 252         fi
 253         ;;
 254 esac
 255
 256 # Allow user to specify flags
 257 AC_ARG_WITH(cflags,
 258         [  --with-cflags           Specify additional flags to pass to compiler],
 259         [
 260                 if test "x$withval" != "xno" ; then
 261                         CFLAGS="$CFLAGS $withval"
 262                 fi
 263         ]
 264 )
 265 AC_ARG_WITH(cppflags,
 266         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 267         [
 268                 if test "x$withval" != "xno"; then
 269                         CPPFLAGS="$CPPFLAGS $withval"
 270                 fi
 271         ]
 272 )
 273 AC_ARG_WITH(ldflags,
 274         [  --with-ldflags          Specify additional flags to pass to linker],
 275         [
 276                 if test "x$withval" != "xno" ; then
 277                         LDFLAGS="$LDFLAGS $withval"
 278                 fi
 279         ]
 280 )
 281 AC_ARG_WITH(libs,
 282         [  --with-libs             Specify additional libraries to link with],
 283         [
 284                 if test "x$withval" != "xno" ; then
 285                         LIBS="$LIBS $withval"
 286                 fi
 287         ]
 288 )
 289
 290 AC_ARG_WITH(pcre,
 291         [  --with-pcre             Override built in regex library with pcre],
 292         [
 293
 294                 AC_CHECK_LIB(pcre, pcre_info,
 295                         [
 296                                 AC_DEFINE(HAVE_LIBPCRE)
 297                                 LIBS="$LIBS -lpcreposix -lpcre"
 298                                 no_comp_check="yes"
 299                         ],
 300                         [ AC_MSG_ERROR([*** Can not locate pcre libraries.]) ]
 301                 )
 302         ]
 303 )
 304
 305 # Checks for libraries.
 306 if test -z "$no_libnsl" ; then
 307         AC_CHECK_LIB(nsl, yp_match, , )
 308 fi
 309 if test -z "$no_libsocket" ; then
 310         AC_CHECK_LIB(socket, main, , )
 311 fi
 312
 313 dnl SCO OS3 needs this for libwrap
 314 AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 315
 316 AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen")
 317 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 318 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 319
 320 # We don't want to check if we did an pcre override.
 321 if test -z "$no_comp_check" ; then
 322         AC_CHECK_FUNC(regcomp,
 323                 [ AC_DEFINE(HAVE_REGCOMP)],
 324                 [
 325                         AC_CHECK_LIB(pcre, pcre_info,
 326                         [
 327                                 AC_DEFINE(HAVE_LIBPCRE)
 328                                 LIBS="$LIBS -lpcreposix -lpcre"
 329                         ],
 330                         [
 331                                 AC_MSG_ERROR([*** No regex library found.])
 332                         ])
 333                 ]
 334         )
 335 fi
 336
 337 dnl UnixWare 2.x
 338 AC_CHECK_FUNC(strcasecmp,
 339         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 340 )
 341 AC_CHECK_FUNC(utimes,
 342         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 343 )
 344
 345 AC_FUNC_STRFTIME
 346
 347 # Checks for header files.
 348 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h getopt.h glob.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)
 349
 350 # Check for ALTDIRFUNC glob() extension
 351 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 352 AC_EGREP_CPP(FOUNDIT,
 353         [
 354                 #include <glob.h>
 355                 #ifdef GLOB_ALTDIRFUNC
 356                 FOUNDIT
 357                 #endif
 358         ],
 359         [
 360                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 361                 AC_MSG_RESULT(yes)
 362         ],
 363         [
 364                 AC_MSG_RESULT(no)
 365         ]
 366 )
 367
 368 # Check for g.gl_matchc glob() extension
 369 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 370 AC_EGREP_CPP(FOUNDIT,
 371         [
 372                 #include <glob.h>
 373                 int main(void){glob_t g; g.gl_matchc = 1;}
 374         ],
 375         [
 376                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 377                 AC_MSG_RESULT(yes)
 378         ],
 379         [
 380                 AC_MSG_RESULT(no)
 381         ]
 382 )
 383
 384 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 385 AC_TRY_RUN(
 386         [
 387 #include <sys/types.h>
 388 #include <dirent.h>
 389 int main(void){struct dirent d;return(sizeof(d.d_name)<=sizeof(char));}
 390         ],
 391         [AC_MSG_RESULT(yes)],
 392         [
 393                 AC_MSG_RESULT(no)
 394                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 395         ]
 396 )
 397
 398 # Check whether user wants S/Key support
 399 SKEY_MSG="no"
 400 AC_ARG_WITH(skey,
 401         [  --with-skey=PATH         Enable S/Key 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                         AC_DEFINE(SKEY)
 411                         LIBS="-lskey $LIBS"
 412                         SKEY_MSG="yes"
 413
 414                         AC_CHECK_FUNC(skey_keyinfo,
 415                                 [],
 416                                 [
 417                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 418                                 ])
 419                 fi
 420         ]
 421 )
 422
 423 # Check whether user wants TCP wrappers support
 424 TCPW_MSG="no"
 425 AC_ARG_WITH(tcp-wrappers,
 426         [  --with-tcp-wrappers     Enable tcpwrappers support],
 427         [
 428                 if test "x$withval" != "xno" ; then
 429                         saved_LIBS="$LIBS"
 430                         LIBS="-lwrap $LIBS"
 431                         AC_MSG_CHECKING(for libwrap)
 432                         AC_TRY_LINK(
 433                                 [
 434 #include <tcpd.h>
 435                                         int deny_severity = 0, allow_severity = 0;
 436                                 ],
 437                                 [hosts_access(0);],
 438                                 [
 439                                         AC_MSG_RESULT(yes)
 440                                         AC_DEFINE(LIBWRAP)
 441                                         TCPW_MSG="yes"
 442                                 ],
 443                                 [
 444                                         AC_MSG_ERROR([*** libwrap missing])
 445                                 ]
 446                         )
 447                 fi
 448         ]
 449 )
 450
 451 dnl    Checks for library functions.
 452 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa clock fchown fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getgrouplist getnameinfo getrlimit getrusage getttyent getusershell glob inet_aton inet_ntoa inet_ntop innetgr login_getcapbool md5_crypt memmove mkdtemp on_exit openpty realpath rresvport_af setdtablesize setenv setegid seteuid setlogin setproctitle setresgid setreuid setrlimit setsid sigaction sigvec snprintf strerror strlcat strlcpy strmode strsep strtok_r sysconf tcgetpgrp utimes vsnprintf vhangup vis waitpid _getpty __b64_ntop)
 453 dnl    Checks for time functions
 454 AC_CHECK_FUNCS(gettimeofday time)
 455 dnl    Checks for libutil functions
 456 AC_CHECK_HEADERS(libutil.h)
 457 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 458 dnl    Checks for utmp functions
 459 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 460 AC_CHECK_FUNCS(utmpname)
 461 dnl    Checks for utmpx functions
 462 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 463 AC_CHECK_FUNCS(setutxent utmpxname)
 464
 465 AC_CHECK_FUNC(getuserattr,
 466         [AC_DEFINE(HAVE_GETUSERATTR)],
 467         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 468 )
 469
 470 AC_CHECK_FUNC(login,
 471         [AC_DEFINE(HAVE_LOGIN)],
 472         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 473 )
 474
 475 AC_CHECK_FUNC(daemon,
 476         [AC_DEFINE(HAVE_DAEMON)],
 477         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 478 )
 479
 480 AC_CHECK_FUNC(getpagesize,
 481         [AC_DEFINE(HAVE_GETPAGESIZE)],
 482         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 483 )
 484
 485 # Check for broken snprintf
 486 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 487         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 488         AC_TRY_RUN(
 489                 [
 490 #include <stdio.h>
 491 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 492                 ],
 493                 [AC_MSG_RESULT(yes)],
 494                 [
 495                         AC_MSG_RESULT(no)
 496                         AC_DEFINE(BROKEN_SNPRINTF)
 497                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 498                 ]
 499         )
 500 fi
 501
 502 AC_FUNC_GETPGRP
 503
 504 # Check for PAM libs
 505 PAM_MSG="no"
 506 AC_ARG_WITH(pam,
 507         [  --with-pam              Enable PAM support ],
 508         [
 509                 if test "x$withval" != "xno" ; then
 510                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 511                                 AC_MSG_ERROR([PAM headers not found])
 512                         fi
 513
 514                         AC_CHECK_LIB(dl, dlopen, , )
 515                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 516                         AC_CHECK_FUNCS(pam_getenvlist)
 517
 518                         disable_shadow=yes
 519                         PAM_MSG="yes"
 520
 521                         AC_DEFINE(USE_PAM)
 522                 fi
 523         ]
 524 )
 525
 526 # Check for older PAM
 527 if test "x$PAM_MSG" = "xyes" ; then
 528         # Check PAM strerror arguments (old PAM)
 529         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 530         AC_TRY_COMPILE(
 531                 [
 532 #include <stdlib.h>
 533 #include <security/pam_appl.h>
 534                 ],
 535                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 536                 [AC_MSG_RESULT(no)],
 537                 [
 538                         AC_DEFINE(HAVE_OLD_PAM)
 539                         AC_MSG_RESULT(yes)
 540                         PAM_MSG="yes (old library)"
 541                 ]
 542         )
 543 fi
 544
 545 # The big search for OpenSSL
 546 AC_ARG_WITH(ssl-dir,
 547         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 548         [
 549                 if test "x$withval" != "xno" ; then
 550                         tryssldir=$withval
 551                 fi
 552         ]
 553 )
 554
 555 saved_LIBS="$LIBS"
 556 saved_LDFLAGS="$LDFLAGS"
 557 saved_CPPFLAGS="$CPPFLAGS"
 558 if test "x$prefix" != "xNONE" ; then
 559         tryssldir="$tryssldir $prefix"
 560 fi
 561 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 562         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 563                 CPPFLAGS="$saved_CPPFLAGS"
 564                 LDFLAGS="$saved_LDFLAGS"
 565                 LIBS="$saved_LIBS -lcrypto"
 566
 567                 # Skip directories if they don't exist
 568                 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
 569                         continue;
 570                 fi
 571                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 572                         # Try to use $ssldir/lib if it exists, otherwise
 573                         # $ssldir
 574                         if test -d "$ssldir/lib" ; then
 575                                 LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 576                                 if test ! -z "$need_dash_r" ; then
 577                                         LDFLAGS="-R$ssldir/lib $LDFLAGS"
 578                                 fi
 579                         else
 580                                 LDFLAGS="-L$ssldir $saved_LDFLAGS"
 581                                 if test ! -z "$need_dash_r" ; then
 582                                         LDFLAGS="-R$ssldir $LDFLAGS"
 583                                 fi
 584                         fi
 585                         # Try to use $ssldir/include if it exists, otherwise
 586                         # $ssldir
 587                         if test -d "$ssldir/include" ; then
 588                                 CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 589                         else
 590                                 CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 591                         fi
 592                 fi
 593
 594                 # Basic test to check for compatible version and correct linking
 595                 # *does not* test for RSA - that comes later.
 596                 AC_TRY_RUN(
 597                         [
 598 #include <string.h>
 599 #include <openssl/rand.h>
 600 int main(void)
 601 {
 602         char a[2048];
 603         memset(a, 0, sizeof(a));
 604         RAND_add(a, sizeof(a), sizeof(a));
 605         return(RAND_status() <= 0);
 606 }
 607                         ],
 608                         [
 609                                 found_crypto=1
 610                                 break;
 611                         ], []
 612                 )
 613
 614                 if test ! -z "$found_crypto" ; then
 615                         break;
 616                 fi
 617         done
 618
 619         if test -z "$found_crypto" ; then
 620                 AC_MSG_ERROR([Could not find working OpenSSL library, please install or check config.log])
 621         fi
 622         if test -z "$ssldir" ; then
 623                 ssldir="(system)"
 624         fi
 625
 626         ac_cv_openssldir=$ssldir
 627 ])
 628
 629 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 630         AC_DEFINE(HAVE_OPENSSL)
 631         dnl Need to recover ssldir - test above runs in subshell
 632         ssldir=$ac_cv_openssldir
 633         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 634                 # Try to use $ssldir/lib if it exists, otherwise
 635                 # $ssldir
 636                 if test -d "$ssldir/lib" ; then
 637                         LDFLAGS="-L$ssldir/lib $saved_LDFLAGS"
 638                         if test ! -z "$need_dash_r" ; then
 639                                 LDFLAGS="-R$ssldir/lib $LDFLAGS"
 640                         fi
 641                 else
 642                         LDFLAGS="-L$ssldir $saved_LDFLAGS"
 643                         if test ! -z "$need_dash_r" ; then
 644                                 LDFLAGS="-R$ssldir $LDFLAGS"
 645                         fi
 646                 fi
 647                 # Try to use $ssldir/include if it exists, otherwise
 648                 # $ssldir
 649                 if test -d "$ssldir/include" ; then
 650                         CPPFLAGS="-I$ssldir/include $saved_CPPFLAGS"
 651                 else
 652                         CPPFLAGS="-I$ssldir $saved_CPPFLAGS"
 653                 fi
 654         fi
 655 fi
 656 LIBS="$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, LIBS="$LIBS -lcrypt")
 712 fi
 713
 714 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 715 if test ! -z "$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 else
1022 dnl test snprintf (broken on SCO w/gcc)
1023         AC_TRY_RUN(
1024                 [
1025 #include <stdio.h>
1026 #include <string.h>
1027 #ifdef HAVE_SNPRINTF
1028 main()
1029 {
1030         char buf[50];
1031         char expected_out[50];
1032         int mazsize = 50 ;
1033 #if (SIZEOF_LONG_INT == 8)
1034         long int num = 0x7fffffffffffffff;
1035 #else
1036         long long num = 0x7fffffffffffffff;
1037 #endif
1038         strcpy(expected_out, "9223372036854775807");
1039         snprintf(buf, mazsize, "%lld", num);
1040         if(strcmp(buf, expected_out) != 0)
1041                 exit(1);
1042         exit(0);
1043 }
1044 #else
1045 main() { exit(0); }
1046 #endif
1047                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1048         )
1049 fi
1050 AC_SUBST(NO_SFTP)
1051
1052 dnl Checks for structure members
1053 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1054 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1055 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1056 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1057 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1058 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1059 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1060 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1061 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1062 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1063 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1064 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1065 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1066 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1067 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1068 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1069 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1070 AC_STRUCT_ST_BLKSIZE
1071
1072 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
1073                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
1074         AC_TRY_COMPILE(
1075                 [
1076 #include <sys/types.h>
1077 #include <sys/socket.h>
1078                 ],
1079                 [ struct sockaddr_un s; s.sun_len = 1; ],
1080                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
1081                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
1082         )
1083 ])
1084 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
1085         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
1086 fi
1087
1088 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1089                 ac_cv_have_ss_family_in_struct_ss, [
1090         AC_TRY_COMPILE(
1091                 [
1092 #include <sys/types.h>
1093 #include <sys/socket.h>
1094                 ],
1095                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1096                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1097                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1098         )
1099 ])
1100 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1101         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1102 fi
1103
1104 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1105                 ac_cv_have___ss_family_in_struct_ss, [
1106         AC_TRY_COMPILE(
1107                 [
1108 #include <sys/types.h>
1109 #include <sys/socket.h>
1110                 ],
1111                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1112                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1113                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1114         )
1115 ])
1116 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1117         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1118 fi
1119
1120 AC_CACHE_CHECK([for pw_class field in struct passwd],
1121                 ac_cv_have_pw_class_in_struct_passwd, [
1122         AC_TRY_COMPILE(
1123                 [
1124 #include <pwd.h>
1125                 ],
1126                 [ struct passwd p; p.pw_class = 0; ],
1127                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1128                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1129         )
1130 ])
1131 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1132         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1133 fi
1134
1135
1136 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1137         AC_TRY_LINK([],
1138                 [ extern char *__progname; printf("%s", __progname); ],
1139                 [ ac_cv_libc_defines___progname="yes" ],
1140                 [ ac_cv_libc_defines___progname="no" ]
1141         )
1142 ])
1143 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1144         AC_DEFINE(HAVE___PROGNAME)
1145 fi
1146
1147
1148 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1149         AC_TRY_LINK([],
1150                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1151                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1152                 [ ac_cv_libc_defines_sys_errlist="no" ]
1153         )
1154 ])
1155 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1156         AC_DEFINE(HAVE_SYS_ERRLIST)
1157 fi
1158
1159
1160 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1161         AC_TRY_LINK([],
1162                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1163                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1164                 [ ac_cv_libc_defines_sys_nerr="no" ]
1165         )
1166 ])
1167 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1168         AC_DEFINE(HAVE_SYS_NERR)
1169 fi
1170
1171
1172 # Check whether user wants Kerberos support
1173 KRB4_MSG="no"
1174 AC_ARG_WITH(kerberos4,
1175         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1176         [
1177                 if test "x$withval" != "xno" ; then
1178
1179                         if test "x$withval" != "xyes" ; then
1180                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1181                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1182                                 if test ! -z "$need_dash_r" ; then
1183                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1184                                 fi
1185                                 if test ! -z "$blibpath" ; then
1186                                         blibpath="$blibpath:${withval}/lib"
1187                                 fi
1188                         else
1189                                 if test -d /usr/include/kerberosIV ; then
1190                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1191                                 fi
1192                         fi
1193
1194                         AC_CHECK_HEADERS(krb.h)
1195                         if test "$ac_cv_header_krb_h" != yes; then
1196                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1197                         fi
1198                         AC_CHECK_LIB(krb, main)
1199                         if test "$ac_cv_lib_krb_main" != yes; then
1200                                 AC_CHECK_LIB(krb4, main)
1201                                 if test "$ac_cv_lib_krb4_main" != yes; then
1202                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1203                                 else
1204                                         KLIBS="-lkrb4"
1205                                 fi
1206                         else
1207                                 KLIBS="-lkrb"
1208                         fi
1209                         AC_CHECK_LIB(des, des_cbc_encrypt)
1210                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1211                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
1212                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1213                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1214                                 else
1215                                         KLIBS="-ldes425"
1216                                 fi
1217                         else
1218                                 KLIBS="-ldes"
1219                         fi
1220                         AC_CHECK_LIB(resolv, dn_expand, , )
1221                         KRB4=yes
1222                         KRB4_MSG="yes"
1223                         AC_DEFINE(KRB4)
1224                 fi
1225         ]
1226 )
1227
1228 # Check whether user wants AFS support
1229 AFS_MSG="no"
1230 AC_ARG_WITH(afs,
1231         [  --with-afs=PATH         Enable AFS support],
1232         [
1233                 if test "x$withval" != "xno" ; then
1234
1235                         if test "x$withval" != "xyes" ; then
1236                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1237                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1238                         fi
1239
1240                         if test -z "$KRB4" ; then
1241                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1242                         fi
1243
1244                         LIBS="-lkafs $LIBS"
1245                         if test ! -z "$AFS_LIBS" ; then
1246                                 LIBS="$LIBS $AFS_LIBS"
1247                         fi
1248                         AC_DEFINE(AFS)
1249                         AFS_MSG="yes"
1250                 fi
1251         ]
1252 )
1253 LIBS="$LIBS $KLIBS"
1254
1255 # Looking for programs, paths and files
1256 AC_ARG_WITH(rsh,
1257         [  --with-rsh=PATH         Specify path to remote shell program ],
1258         [
1259                 if test "x$withval" != "$no" ; then
1260                         rsh_path=$withval
1261                 fi
1262         ],
1263         [
1264                 AC_PATH_PROG(rsh_path, rsh)
1265         ]
1266 )
1267
1268 AC_ARG_WITH(xauth,
1269         [  --with-xauth=PATH       Specify path to xauth program ],
1270         [
1271                 if test "x$withval" != "xno" ; then
1272                         xauth_path=$withval
1273                 fi
1274         ],
1275         [
1276                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1277                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1278                         xauth_path="/usr/openwin/bin/xauth"
1279                 fi
1280         ]
1281 )
1282
1283 if test -z "$xauth_path" ; then
1284         XAUTH_PATH="undefined"
1285         AC_SUBST(XAUTH_PATH)
1286 else
1287         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1288         XAUTH_PATH=$xauth_path
1289         AC_SUBST(XAUTH_PATH)
1290 fi
1291 if test ! -z "$rsh_path" ; then
1292         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1293 fi
1294
1295 # Check for mail directory (last resort if we cannot get it from headers)
1296 if test ! -z "$MAIL" ; then
1297         maildir=`dirname $MAIL`
1298         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1299 fi
1300
1301 if test -z "$no_dev_ptmx" ; then
1302         AC_CHECK_FILE("/dev/ptmx",
1303                 [
1304                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1305                         have_dev_ptmx=1
1306                 ]
1307         )
1308 fi
1309 AC_CHECK_FILE("/dev/ptc",
1310         [
1311                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1312                 have_dev_ptc=1
1313         ]
1314 )
1315
1316 # Options from here on. Some of these are preset by platform above
1317
1318 # Check for user-specified random device, otherwise check /dev/urandom
1319 AC_ARG_WITH(random,
1320         [  --with-random=FILE      read entropy from FILE (default=/dev/urandom)],
1321         [
1322                 if test "x$withval" != "xno" ; then
1323                         RANDOM_POOL="$withval";
1324                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1325                 fi
1326         ],
1327         [
1328                 # Check for random device
1329                 AC_CHECK_FILE("/dev/urandom",
1330                         [
1331                                 RANDOM_POOL="/dev/urandom";
1332                                 AC_SUBST(RANDOM_POOL)
1333                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1334                         ]
1335                 )
1336         ]
1337 )
1338
1339 # Check for PRNGD/EGD pool file
1340 AC_ARG_WITH(prngd-port,
1341         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD localhost:PORT],
1342         [
1343                 if test ! -z "$withval" -a "x$withval" != "xno" ; then
1344                         PRNGD_PORT="$withval"
1345                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
1346                 fi
1347         ]
1348 )
1349
1350 # Check for PRNGD/EGD pool file
1351 AC_ARG_WITH(prngd-socket,
1352         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1353         [
1354                 if test "x$withval" != "xno" ; then
1355                         PRNGD_SOCKET="$withval"
1356                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1357                 fi
1358         ],
1359         [
1360                 # Check for existing socket only if we don't have a random device already
1361                 if test -z "$RANDOM_POOL" ; then
1362                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1363                         # Insert other locations here
1364                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
1365                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
1366                                         PRNGD_SOCKET="$sock"
1367                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1368                                         break;
1369                                 fi
1370                         done
1371                         if test ! -z "$PRNGD_SOCKET" ; then
1372                                 AC_MSG_RESULT($PRNGD_SOCKET)
1373                         else
1374                                 AC_MSG_RESULT(not found)
1375                         fi
1376                 fi
1377         ]
1378 )
1379
1380
1381 # detect pathnames for entropy gathering commands, if we need them
1382 INSTALL_SSH_PRNG_CMDS=""
1383 rm -f prng_commands
1384 if (test -z "$RANDOM_POOL" && test -z "$PRNGD") ; then
1385         # Use these commands to collect entropy
1386         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1387         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1388         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1389         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1390         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1391         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1392         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1393         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1394         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1395         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1396         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1397         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1398         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1399         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1400
1401         INSTALL_SSH_PRNG_CMDS="yes"
1402 fi
1403 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1404
1405
1406 AC_ARG_WITH(catman,
1407         [  --with-mantype=man|cat|doc  Set man page type],
1408         [
1409                 case "$withval" in
1410                 man|cat|doc)
1411                         MANTYPE=$withval
1412                         ;;
1413                 *)
1414                         AC_MSG_ERROR(invalid man type: $withval)
1415                         ;;
1416                 esac
1417         ]
1418 )
1419 if test -z "$MANTYPE"; then
1420         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, /usr/bin:/usr/ucb)
1421         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
1422                 MANTYPE=doc
1423         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
1424                 MANTYPE=man
1425         else
1426                 MANTYPE=cat
1427         fi
1428 fi
1429 AC_SUBST(MANTYPE)
1430 if test "$MANTYPE" = "doc"; then
1431         mansubdir=man;
1432 else
1433         mansubdir=$MANTYPE;
1434 fi
1435 AC_SUBST(mansubdir)
1436
1437 # Check whether to enable MD5 passwords
1438 MD5_MSG="no"
1439 AC_ARG_WITH(md5-passwords,
1440         [  --with-md5-passwords    Enable use of MD5 passwords],
1441         [
1442                 if test "x$withval" != "xno" ; then
1443                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1444                         MD5_MSG="yes"
1445                 fi
1446         ]
1447 )
1448
1449 # Whether to disable shadow password support
1450 AC_ARG_WITH(shadow,
1451         [  --without-shadow        Disable shadow password support],
1452         [
1453                 if test "x$withval" = "xno" ; then
1454                         AC_DEFINE(DISABLE_SHADOW)
1455                         disable_shadow=yes
1456                 fi
1457         ]
1458 )
1459
1460 if test -z "$disable_shadow" ; then
1461         AC_MSG_CHECKING([if the systems has expire shadow information])
1462         AC_TRY_COMPILE(
1463         [
1464 #include <sys/types.h>
1465 #include <shadow.h>
1466         struct spwd sp;
1467         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1468         [ sp_expire_available=yes ], []
1469         )
1470
1471         if test "x$sp_expire_available" = "xyes" ; then
1472                 AC_MSG_RESULT(yes)
1473                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1474         else
1475                 AC_MSG_RESULT(no)
1476         fi
1477 fi
1478
1479 # Use ip address instead of hostname in $DISPLAY
1480 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1481         DISPLAY_HACK_MSG="yes"
1482         AC_DEFINE(IPADDR_IN_DISPLAY)
1483 else
1484         DISPLAY_HACK_MSG="no"
1485         AC_ARG_WITH(ipaddr-display,
1486                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1487                 [
1488                         if test "x$withval" != "xno" ; then
1489                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1490                                 DISPLAY_HACK_MSG="yes"
1491                         fi
1492                 ]
1493         )
1494 fi
1495
1496 # Whether to mess with the default path
1497 SERVER_PATH_MSG="(default)"
1498 AC_ARG_WITH(default-path,
1499         [  --with-default-path=PATH Specify default \$PATH environment for server],
1500         [
1501                 if test "x$withval" != "xno" ; then
1502                         user_path="$withval"
1503                         SERVER_PATH_MSG="$withval"
1504                 fi
1505         ],
1506         [
1507         AC_TRY_RUN(
1508                 [
1509 /* find out what STDPATH is */
1510 #include <stdio.h>
1511 #ifdef HAVE_PATHS_H
1512 # include <paths.h>
1513 #endif
1514 #ifndef _PATH_STDPATH
1515 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
1516 #endif
1517 #include <sys/types.h>
1518 #include <sys/stat.h>
1519 #include <fcntl.h>
1520 #define DATA "conftest.stdpath"
1521
1522 main()
1523 {
1524         FILE *fd;
1525         int rc;
1526
1527         fd = fopen(DATA,"w");
1528         if(fd == NULL)
1529                 exit(1);
1530
1531         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
1532                 exit(1);
1533
1534         exit(0);
1535 }
1536                 ], [ user_path=`cat conftest.stdpath` ],
1537                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
1538                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
1539         )
1540 # make sure $bindir is in USER_PATH so scp will work
1541                 t_bindir=`eval echo ${bindir}`
1542                 case $t_bindir in
1543                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
1544                 esac
1545                 case $t_bindir in
1546                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
1547                 esac
1548                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
1549                 if test $? -ne 0  ; then
1550                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
1551                         if test $? -ne 0  ; then
1552                                 user_path=$user_path:$t_bindir
1553                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
1554                         fi
1555                 fi
1556         ]
1557 )
1558 AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
1559 AC_SUBST(user_path)
1560
1561 # Whether to force IPv4 by default (needed on broken glibc Linux)
1562 IPV4_HACK_MSG="no"
1563 AC_ARG_WITH(ipv4-default,
1564         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1565         [
1566                 if test "x$withval" != "xno" ; then
1567                         AC_DEFINE(IPV4_DEFAULT)
1568                         IPV4_HACK_MSG="yes"
1569                 fi
1570         ]
1571 )
1572
1573 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1574 IPV4_IN6_HACK_MSG="no"
1575 AC_ARG_WITH(4in6,
1576         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1577         [
1578                 if test "x$withval" != "xno" ; then
1579                         AC_MSG_RESULT(yes)
1580                         AC_DEFINE(IPV4_IN_IPV6)
1581                         IPV4_IN6_HACK_MSG="yes"
1582                 else
1583                         AC_MSG_RESULT(no)
1584                 fi
1585         ],[
1586                 if test "x$inet6_default_4in6" = "xyes"; then
1587                         AC_MSG_RESULT([yes (default)])
1588                         AC_DEFINE(IPV4_IN_IPV6)
1589                         IPV4_IN6_HACK_MSG="yes"
1590                 else
1591                         AC_MSG_RESULT([no (default)])
1592                 fi
1593         ]
1594 )
1595
1596 # Whether to enable BSD auth support
1597 AC_ARG_WITH(bsd-auth,
1598         [  --with-bsd-auth         Enable BSD auth support],
1599         [
1600                 if test "x$withval" != "xno" ; then
1601                         AC_DEFINE(BSD_AUTH)
1602                         bsd_auth=yes
1603                 fi
1604         ]
1605 )
1606
1607 AC_MSG_CHECKING(whether to install ssh as suid root)
1608 AC_ARG_ENABLE(suid-ssh,
1609 [  --enable-suid-ssh       Install ssh as suid root (default)
1610   --disable-suid-ssh      Install ssh without suid bit],
1611 [ case "$enableval" in
1612   no)
1613        AC_MSG_RESULT(no)
1614        SSHMODE=0711
1615        ;;
1616   *)   AC_MSG_RESULT(yes)
1617        SSHMODE=04711
1618        ;;
1619   esac ],
1620   AC_MSG_RESULT(yes)
1621   SSHMODE=04711
1622 )
1623 AC_SUBST(SSHMODE)
1624
1625
1626 # Where to place sshd.pid
1627 piddir=/var/run
1628 AC_ARG_WITH(pid-dir,
1629         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1630         [
1631                 if test "x$withval" != "xno" ; then
1632                         piddir=$withval
1633                 fi
1634         ]
1635 )
1636
1637 # make sure the directory exists
1638 if test ! -d $piddir ; then
1639         piddir=`eval echo ${sysconfdir}`
1640         case $piddir in
1641                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1642         esac
1643 fi
1644
1645 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
1646 AC_SUBST(piddir)
1647
1648 dnl allow user to disable some login recording features
1649 AC_ARG_ENABLE(lastlog,
1650         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1651         [ AC_DEFINE(DISABLE_LASTLOG) ]
1652 )
1653 AC_ARG_ENABLE(utmp,
1654         [  --disable-utmp          disable use of utmp even if detected [no]],
1655         [ AC_DEFINE(DISABLE_UTMP) ]
1656 )
1657 AC_ARG_ENABLE(utmpx,
1658         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1659         [ AC_DEFINE(DISABLE_UTMPX) ]
1660 )
1661 AC_ARG_ENABLE(wtmp,
1662         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1663         [ AC_DEFINE(DISABLE_WTMP) ]
1664 )
1665 AC_ARG_ENABLE(wtmpx,
1666         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1667         [ AC_DEFINE(DISABLE_WTMPX) ]
1668 )
1669 AC_ARG_ENABLE(libutil,
1670         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1671         [ AC_DEFINE(DISABLE_LOGIN) ]
1672 )
1673 AC_ARG_ENABLE(pututline,
1674         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1675         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1676 )
1677 AC_ARG_ENABLE(pututxline,
1678         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1679         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1680 )
1681 AC_ARG_WITH(lastlog,
1682   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1683         [
1684                 if test "x$withval" = "xno" ; then
1685                         AC_DEFINE(DISABLE_LASTLOG)
1686                 else
1687                         conf_lastlog_location=$withval
1688                 fi
1689         ]
1690 )
1691
1692 dnl lastlog, [uw]tmpx? detection
1693 dnl  NOTE: set the paths in the platform section to avoid the
1694 dnl   need for command-line parameters
1695 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1696
1697 dnl lastlog detection
1698 dnl  NOTE: the code itself will detect if lastlog is a directory
1699 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1700 AC_TRY_COMPILE([
1701 #include <sys/types.h>
1702 #include <utmp.h>
1703 #ifdef HAVE_LASTLOG_H
1704 #  include <lastlog.h>
1705 #endif
1706 #ifdef HAVE_PATHS_H
1707 #  include <paths.h>
1708 #endif
1709         ],
1710         [ char *lastlog = LASTLOG_FILE; ],
1711         [ AC_MSG_RESULT(yes) ],
1712         [
1713                 AC_MSG_RESULT(no)
1714                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1715                 AC_TRY_COMPILE([
1716 #include <sys/types.h>
1717 #include <utmp.h>
1718 #ifdef HAVE_LASTLOG_H
1719 #  include <lastlog.h>
1720 #endif
1721 #ifdef HAVE_PATHS_H
1722 #  include <paths.h>
1723 #endif
1724                 ],
1725                 [ char *lastlog = _PATH_LASTLOG; ],
1726                 [ AC_MSG_RESULT(yes) ],
1727                 [
1728                         AC_MSG_RESULT(no)
1729                         system_lastlog_path=no
1730                 ])
1731         ]
1732 )
1733
1734 if test -z "$conf_lastlog_location"; then
1735         if test x"$system_lastlog_path" = x"no" ; then
1736                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1737                                 if (test -d "$f" || test -f "$f") ; then
1738                                         conf_lastlog_location=$f
1739                                 fi
1740                 done
1741                 if test -z "$conf_lastlog_location"; then
1742                         AC_MSG_WARN([** Cannot find lastlog **])
1743                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1744                 fi
1745         fi
1746 fi
1747
1748 if test -n "$conf_lastlog_location"; then
1749         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1750 fi
1751
1752 dnl utmp detection
1753 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1754 AC_TRY_COMPILE([
1755 #include <sys/types.h>
1756 #include <utmp.h>
1757 #ifdef HAVE_PATHS_H
1758 #  include <paths.h>
1759 #endif
1760         ],
1761         [ char *utmp = UTMP_FILE; ],
1762         [ AC_MSG_RESULT(yes) ],
1763         [ AC_MSG_RESULT(no)
1764           system_utmp_path=no ]
1765 )
1766 if test -z "$conf_utmp_location"; then
1767         if test x"$system_utmp_path" = x"no" ; then
1768                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1769                         if test -f $f ; then
1770                                 conf_utmp_location=$f
1771                         fi
1772                 done
1773                 if test -z "$conf_utmp_location"; then
1774                         AC_DEFINE(DISABLE_UTMP)
1775                 fi
1776         fi
1777 fi
1778 if test -n "$conf_utmp_location"; then
1779         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1780 fi
1781
1782 dnl wtmp detection
1783 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1784 AC_TRY_COMPILE([
1785 #include <sys/types.h>
1786 #include <utmp.h>
1787 #ifdef HAVE_PATHS_H
1788 #  include <paths.h>
1789 #endif
1790         ],
1791         [ char *wtmp = WTMP_FILE; ],
1792         [ AC_MSG_RESULT(yes) ],
1793         [ AC_MSG_RESULT(no)
1794           system_wtmp_path=no ]
1795 )
1796 if test -z "$conf_wtmp_location"; then
1797         if test x"$system_wtmp_path" = x"no" ; then
1798                 for f in /usr/adm/wtmp /var/log/wtmp; do
1799                         if test -f $f ; then
1800                                 conf_wtmp_location=$f
1801                         fi
1802                 done
1803                 if test -z "$conf_wtmp_location"; then
1804                         AC_DEFINE(DISABLE_WTMP)
1805                 fi
1806         fi
1807 fi
1808 if test -n "$conf_wtmp_location"; then
1809         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1810 fi
1811
1812
1813 dnl utmpx detection - I don't know any system so perverse as to require
1814 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1815 dnl  there, though.
1816 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1817 AC_TRY_COMPILE([
1818 #include <sys/types.h>
1819 #include <utmp.h>
1820 #ifdef HAVE_UTMPX_H
1821 #include <utmpx.h>
1822 #endif
1823 #ifdef HAVE_PATHS_H
1824 #  include <paths.h>
1825 #endif
1826         ],
1827         [ char *utmpx = UTMPX_FILE; ],
1828         [ AC_MSG_RESULT(yes) ],
1829         [ AC_MSG_RESULT(no)
1830           system_utmpx_path=no ]
1831 )
1832 if test -z "$conf_utmpx_location"; then
1833         if test x"$system_utmpx_path" = x"no" ; then
1834                 AC_DEFINE(DISABLE_UTMPX)
1835         fi
1836 else
1837         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1838 fi
1839
1840 dnl wtmpx detection
1841 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1842 AC_TRY_COMPILE([
1843 #include <sys/types.h>
1844 #include <utmp.h>
1845 #ifdef HAVE_UTMPX_H
1846 #include <utmpx.h>
1847 #endif
1848 #ifdef HAVE_PATHS_H
1849 #  include <paths.h>
1850 #endif
1851         ],
1852         [ char *wtmpx = WTMPX_FILE; ],
1853         [ AC_MSG_RESULT(yes) ],
1854         [ AC_MSG_RESULT(no)
1855           system_wtmpx_path=no ]
1856 )
1857 if test -z "$conf_wtmpx_location"; then
1858         if test x"$system_wtmpx_path" = x"no" ; then
1859                 AC_DEFINE(DISABLE_WTMPX)
1860         fi
1861 else
1862         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1863 fi
1864
1865
1866 # Change default command timeout for builtin PRNG
1867 entropy_timeout=200
1868 AC_ARG_WITH(entropy-timeout,
1869         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1870         [
1871                 if test "x$withval" != "xno" ; then
1872                         entropy_timeout=$withval
1873                 fi
1874         ]
1875 )
1876 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1877
1878
1879 if test ! -z "$blibpath" ; then
1880         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1881         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1882 fi
1883
1884 AC_EXEEXT
1885
1886 AC_OUTPUT(Makefile openbsd-compat/Makefile ssh_prng_cmds)
1887
1888 # Print summary of options
1889
1890 if test ! -z "$RANDOM_POOL" ; then
1891         RAND_MSG="Device ($RANDOM_POOL)"
1892 else
1893         if test ! -z "$PRNGD_PORT" ; then
1894                 RAND_MSG="PRNGD/EGD (port localhost:$PRNGD_PORT)"
1895         elif test ! -z "$PRNGD_SOCKET" ; then
1896                 RAND_MSG="PRNGD/EGD (socket $PRNGD_SOCKET)"
1897         else
1898                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1899                 BUILTIN_RNG=1
1900         fi
1901 fi
1902
1903 # Someone please show me a better way :)
1904 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1905 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1906 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1907 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1908 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
1909 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1910 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1911 H=`eval echo ${user_path}` ; H=`eval echo ${H}`
1912
1913 echo ""
1914 echo "OpenSSH has been configured with the following options:"
1915 echo "                 User binaries: $B"
1916 echo "               System binaries: $C"
1917 echo "           Configuration files: $D"
1918 echo "               Askpass program: $E"
1919 echo "                  Manual pages: $F"
1920 echo "                      PID file: $G"
1921 echo "        sshd default user PATH: $H"
1922 echo "      Random number collection: $RAND_MSG"
1923 echo "                Manpage format: $MANTYPE"
1924 echo "                   PAM support: ${PAM_MSG}"
1925 echo "            KerberosIV support: $KRB4_MSG"
1926 echo "                   AFS support: $AFS_MSG"
1927 echo "                 S/KEY support: $SKEY_MSG"
1928 echo "          TCP Wrappers support: $TCPW_MSG"
1929 echo "          MD5 password support: $MD5_MSG"
1930 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1931 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1932 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1933
1934 if test ! -z "$bsd_auth"; then
1935         echo "              BSD Auth support: yes"
1936 fi
1937
1938 echo ""
1939
1940 echo "              Host: ${host}"
1941 echo "          Compiler: ${CC}"
1942 echo "    Compiler flags: ${CFLAGS}"
1943 echo "Preprocessor flags: ${CPPFLAGS}"
1944 echo "      Linker flags: ${LDFLAGS}"
1945 echo "         Libraries: ${LIBS}"
1946
1947 echo ""
1948
1949 if test "x$PAM_MSG" = "xyes" ; then
1950         echo "PAM is enabled. You may need to install a PAM control file for sshd,"
1951         echo "otherwise password authentication may fail. Example PAM control files"
1952         echo "can be found in the contrib/ subdirectory"
1953         echo ""
1954 fi
1955
1956 if test ! -z "$BUILTIN_RNG" ; then
1957         echo "WARNING: you are using the builtin random number collection service."
1958         echo "Please read WARNING.RNG and request that your OS vendor includes"
1959         echo "/dev/random in future versions of their OS."
1960         echo ""
1961 fi
1962
1963 if test ! -z "$NO_SFTP"; then
1964         echo "sftp-server will be disabled.  Your compiler does not support"
1965         echo "64bit integers."
1966         echo ""
1967 fi
1968