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_PROG(PERL, 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         MANTYPE='$(CATMAN)'
  62         mansubdir=cat
  63         dnl AIX handles lastlog as part of its login message
  64         AC_DEFINE(DISABLE_LASTLOG)
  65         MANTYPE='$(CATMAN)'
  66         mansubdir=cat
  67         ;;
  68 *-*-cygwin*)
  69         LIBS="$LIBS -lregex /usr/lib/textmode.o"
  70         AC_DEFINE(HAVE_CYGWIN)
  71         AC_DEFINE(DISABLE_SHADOW)
  72         AC_DEFINE(IPV4_DEFAULT)
  73         AC_DEFINE(IP_TOS_IS_BROKEN)
  74         AC_DEFINE(BROKEN_VHANGUP)
  75         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  76         no_libsocket=1
  77         no_libnsl=1
  78         ;;
  79 *-*-dgux*)
  80         AC_DEFINE(IP_TOS_IS_BROKEN)
  81         ;;
  82 *-*-hpux10*)
  83         if test -z "$GCC"; then
  84                 CFLAGS="$CFLAGS -Ae"
  85         fi
  86         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  87         IPADDR_IN_DISPLAY=yes
  88         AC_DEFINE(USE_PIPES)
  89         AC_DEFINE(DISABLE_SHADOW)
  90         AC_DEFINE(DISABLE_UTMP)
  91         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  92         LIBS="$LIBS -lsec"
  93         MANTYPE='$(CATMAN)'
  94         mansubdir=cat
  95         ;;
  96 *-*-hpux11*)
  97         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  98         IPADDR_IN_DISPLAY=yes
  99         AC_DEFINE(PAM_SUN_CODEBASE)
 100         AC_DEFINE(USE_PIPES)
 101         AC_DEFINE(DISABLE_SHADOW)
 102         AC_DEFINE(DISABLE_UTMP)
 103         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 104         LIBS="$LIBS -lsec"
 105         MANTYPE='$(CATMAN)'
 106         mansubdir=cat
 107         ;;
 108 *-*-irix5*)
 109         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 110         LDFLAGS="$LDFLAGS"
 111         PATH="$PATH:/usr/etc"
 112         MANTYPE='$(CATMAN)'
 113         no_libsocket=1
 114         no_libnsl=1
 115         AC_DEFINE(BROKEN_INET_NTOA)
 116         ;;
 117 *-*-irix6*)
 118         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 119         LDFLAGS="$LDFLAGS"
 120         PATH="$PATH:/usr/etc"
 121         MANTYPE='$(CATMAN)'
 122         AC_DEFINE(WITH_IRIX_ARRAY)
 123         AC_DEFINE(WITH_IRIX_PROJECT)
 124         AC_DEFINE(WITH_IRIX_AUDIT)
 125         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 126         no_libsocket=1
 127         no_libnsl=1
 128         AC_DEFINE(BROKEN_INET_NTOA)
 129         mansubdir=man
 130         ;;
 131 *-*-linux*)
 132         no_dev_ptmx=1
 133         check_for_libcrypt_later=1
 134         AC_DEFINE(DONT_TRY_OTHER_AF)
 135         AC_DEFINE(PAM_TTY_KLUDGE)
 136         inet6_default_4in6=yes
 137         ;;
 138 mips-sony-bsd|mips-sony-newsos4)
 139         AC_DEFINE(HAVE_NEWS4)
 140         SONY=1
 141         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 142                 AC_MSG_ERROR([*** libiberty missing - please install first or check config.log ***])
 143         )
 144         ;;
 145 *-*-netbsd*)
 146         need_dash_r=1
 147         ;;
 148 *-*-freebsd*)
 149         check_for_libcrypt_later=1
 150         ;;
 151 *-next-*)
 152         conf_lastlog_location="/usr/adm/lastlog"
 153         conf_utmp_location=/etc/utmp
 154         conf_wtmp_location=/usr/adm/wtmp
 155         MAIL=/usr/spool/mail
 156         AC_DEFINE(HAVE_NEXT)
 157         AC_DEFINE(BROKEN_REALPATH)
 158         AC_DEFINE(USE_PIPES)
 159         AC_DEFINE(BROKEN_SAVED_UIDS)
 160         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 161         CFLAGS="$CFLAGS"
 162         ;;
 163 *-*-solaris*)
 164         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 165         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 166         need_dash_r=1
 167         AC_DEFINE(PAM_SUN_CODEBASE)
 168         # hardwire lastlog location (can't detect it on some versions)
 169         conf_lastlog_location="/var/adm/lastlog"
 170         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 171         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 172         if test "$sol2ver" -ge 8; then
 173                 AC_MSG_RESULT(yes)
 174                 AC_DEFINE(DISABLE_UTMP)
 175                 AC_DEFINE(DISABLE_WTMP)
 176         else
 177                 AC_MSG_RESULT(no)
 178         fi
 179         ;;
 180 *-*-sunos4*)
 181         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 182         AC_CHECK_FUNCS(getpwanam)
 183         AC_DEFINE(PAM_SUN_CODEBASE)
 184         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 185         conf_utmp_location=/etc/utmp
 186         conf_wtmp_location=/var/adm/wtmp
 187         conf_lastlog_location=/var/adm/lastlog
 188         AC_DEFINE(USE_PIPES)
 189         MANTYPE='$(CATMAN)'
 190         mansubdir=cat
 191         ;;
 192 *-ncr-sysv*)
 193         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 194         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 195         MANTYPE='$(CATMAN)'
 196         mansubdir=cat
 197         LIBS="$LIBS -lc89 -lnsl -lgen -lsocket"
 198         ;;
 199 *-sni-sysv*)
 200         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 201         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 202         MANTYPE='$(CATMAN)'
 203         IPADDR_IN_DISPLAY=yes
 204         AC_DEFINE(USE_PIPES)
 205         AC_DEFINE(IP_TOS_IS_BROKEN)
 206         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 207         mansubdir=cat
 208         LIBS="$LIBS -lgen -lnsl -lucb"
 209         ;;
 210 *-*-sysv4.2*)
 211         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 212         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 213         MANTYPE='$(CATMAN)'
 214         mansubdir=cat
 215         enable_suid_ssh=no
 216         AC_DEFINE(USE_PIPES)
 217         ;;
 218 *-*-sysv5*)
 219         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 220         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 221         MANTYPE='$(CATMAN)'
 222         mansubdir=cat
 223         enable_suid_ssh=no
 224         AC_DEFINE(USE_PIPES)
 225         ;;
 226 *-*-sysv*)
 227         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 228         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 229         MANTYPE='$(CATMAN)'
 230         mansubdir=cat
 231         LIBS="$LIBS -lgen -lsocket"
 232         ;;
 233 *-*-sco3.2v4*)
 234         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 235         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 236         MANTYPE='$(CATMAN)'
 237         LIBS="$LIBS -lgen -lsocket -los -lprot -lx -ltinfo -lm"
 238         mansubdir=cat
 239         rsh_path="/usr/bin/rcmd"
 240         RANLIB=true
 241         no_dev_ptmx=1
 242         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 243         AC_DEFINE(USE_PIPES)
 244         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 245         AC_DEFINE(DISABLE_SHADOW)
 246         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 247         AC_DEFINE(BROKEN_SAVED_UIDS)
 248         AC_CHECK_FUNCS(getluid setluid)
 249         ;;
 250 *-*-sco3.2v5*)
 251         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 252         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 253         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 254         MANTYPE='$(CATMAN)'
 255         mansubdir=cat
 256         no_dev_ptmx=1
 257         rsh_path="/usr/bin/rcmd"
 258         AC_DEFINE(USE_PIPES)
 259         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 260         AC_DEFINE(DISABLE_SHADOW)
 261         AC_DEFINE(HAVE_BOGUS_SYS_QUEUE_H)
 262         AC_CHECK_FUNCS(getluid setluid)
 263         ;;
 264 *-dec-osf*)
 265         if test ! -z "USE_SIA" ; then
 266                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 267                 if test -f /etc/sia/matrix.conf; then
 268                         AC_MSG_RESULT(yes)
 269                         AC_DEFINE(HAVE_OSF_SIA)
 270                         AC_DEFINE(DISABLE_LOGIN)
 271                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 272                 else
 273                         AC_MSG_RESULT(no)
 274                 fi
 275         fi
 276         ;;
 277 esac
 278
 279 # Allow user to specify flags
 280 AC_ARG_WITH(cflags,
 281         [  --with-cflags           Specify additional flags to pass to compiler],
 282         [
 283                 if test "x$withval" != "xno" ; then
 284                         CFLAGS="$CFLAGS $withval"
 285                 fi
 286         ]
 287 )
 288 AC_ARG_WITH(cppflags,
 289         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 290         [
 291                 if test "x$withval" != "xno"; then
 292                         CPPFLAGS="$CPPFLAGS $withval"
 293                 fi
 294         ]
 295 )
 296 AC_ARG_WITH(ldflags,
 297         [  --with-ldflags          Specify additional flags to pass to linker],
 298         [
 299                 if test "x$withval" != "xno" ; then
 300                         LDFLAGS="$LDFLAGS $withval"
 301                 fi
 302         ]
 303 )
 304 AC_ARG_WITH(libs,
 305         [  --with-libs             Specify additional libraries to link with],
 306         [
 307                 if test "x$withval" != "xno" ; then
 308                         LIBS="$LIBS $withval"
 309                 fi
 310         ]
 311 )
 312
 313 AC_ARG_WITH(pcre,
 314         [  --with-pcre             Override built in regex library with pcre],
 315         [
 316
 317                 AC_CHECK_LIB(pcre, pcre_info,
 318                         [
 319                                 AC_DEFINE(HAVE_LIBPCRE)
 320                                 LIBS="$LIBS -lpcreposix -lpcre"
 321                                 no_comp_check="yes"
 322                         ],
 323                         [ AC_MSG_ERROR([*** Can not locate pcre libraries.]) ]
 324                 )
 325         ]
 326 )
 327
 328 # Checks for libraries.
 329 if test -z "$no_libnsl" ; then
 330         AC_CHECK_LIB(nsl, yp_match, , )
 331 fi
 332 if test -z "$no_libsocket" ; then
 333         AC_CHECK_LIB(socket, main, , )
 334 fi
 335
 336 dnl SCO OS3 needs this for libwrap
 337 AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 338
 339 AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen")
 340 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 341 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 342
 343 # We don't want to check if we did an pcre override.
 344 if test -z "$no_comp_check" ; then
 345         AC_CHECK_FUNC(regcomp,
 346                 [ AC_DEFINE(HAVE_REGCOMP)],
 347                 [
 348                         AC_CHECK_LIB(pcre, pcre_info,
 349                         [
 350                                 AC_DEFINE(HAVE_LIBPCRE)
 351                                 LIBS="$LIBS -lpcreposix -lpcre"
 352                         ],
 353                         [
 354                                 AC_MSG_ERROR([*** No regex library found.])
 355                         ])
 356                 ]
 357         )
 358 fi
 359
 360 dnl UnixWare 2.x
 361 AC_CHECK_FUNC(strcasecmp,
 362         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 363 )
 364 AC_CHECK_FUNC(utimes,
 365         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 366 )
 367
 368 AC_FUNC_STRFTIME
 369
 370 # Checks for header files.
 371 AC_CHECK_HEADERS(bstring.h endian.h floatingpoint.h getopt.h glob.h lastlog.h limits.h login.h login_cap.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h regex.h shadow.h security/pam_appl.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/queue.h sys/select.h sys/stat.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h sys/un.h stddef.h time.h ttyent.h usersec.h util.h utime.h utmp.h utmpx.h vis.h)
 372
 373 # Check for ALTDIRFUNC glob() extension
 374 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 375 AC_EGREP_CPP(FOUNDIT,
 376         [
 377                 #include <glob.h>
 378                 #ifdef GLOB_ALTDIRFUNC
 379                 FOUNDIT
 380                 #endif
 381         ],
 382         [
 383                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 384                 AC_MSG_RESULT(yes)
 385         ],
 386         [
 387                 AC_MSG_RESULT(no)
 388         ]
 389 )
 390
 391 # Check whether user wants Kerberos support
 392 KRB4_MSG="no"
 393 AC_ARG_WITH(kerberos4,
 394         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
 395         [
 396                 if test "x$withval" != "xno" ; then
 397
 398                         if test "x$withval" != "xyes" ; then
 399                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 400                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 401                                 if test ! -z "$need_dash_r" ; then
 402                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
 403                                 fi
 404                                 if test ! -z "$blibpath" ; then
 405                                         blibpath="$blibpath:${withval}/lib"
 406                                 fi
 407                         else
 408                                 if test -d /usr/include/kerberosIV ; then
 409                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
 410                                 fi
 411                         fi
 412
 413                         AC_CHECK_HEADERS(krb.h)
 414                         AC_CHECK_LIB(krb, main)
 415                         if test "$ac_cv_header_krb_h" != yes; then
 416                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
 417                         fi
 418                         if test "$ac_cv_lib_krb_main" != yes; then
 419                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
 420                         fi
 421
 422                         KLIBS="-lkrb -ldes"
 423                         AC_CHECK_LIB(resolv, dn_expand, , )
 424                         KRB4=yes
 425                         KRB4_MSG="yes"
 426                         AC_DEFINE(KRB4)
 427                 fi
 428         ]
 429 )
 430
 431 # Check whether user wants AFS support
 432 AFS_MSG="no"
 433 AC_ARG_WITH(afs,
 434         [  --with-afs=PATH         Enable AFS support],
 435         [
 436                 if test "x$withval" != "xno" ; then
 437
 438                         if test "x$withval" != "xyes" ; then
 439                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 440                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 441                         fi
 442
 443                         if test -z "$KRB4" ; then
 444                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
 445                         fi
 446
 447                         LIBS="$LIBS -lkafs"
 448                         if test ! -z "$AFS_LIBS" ; then
 449                                 LIBS="$LIBS $AFS_LIBS"
 450                         fi
 451                         AC_DEFINE(AFS)
 452                         AFS_MSG="yes"
 453                 fi
 454         ]
 455 )
 456 LIBS="$LIBS $KLIBS"
 457
 458 # Check whether user wants S/Key support
 459 SKEY_MSG="no"
 460 AC_ARG_WITH(skey,
 461         [  --with-skey=PATH         Enable S/Key support],
 462         [
 463                 if test "x$withval" != "xno" ; then
 464
 465                         if test "x$withval" != "xyes" ; then
 466                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 467                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 468                         fi
 469
 470                         AC_DEFINE(SKEY)
 471                         LIBS="-lskey $LIBS"
 472                         SKEY_MSG="yes"
 473
 474                         AC_CHECK_FUNC(skey_keyinfo,
 475                                 [],
 476                                 [
 477                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 478                                 ])
 479                 fi
 480         ]
 481 )
 482
 483 # Check whether user wants TCP wrappers support
 484 TCPW_MSG="no"
 485 AC_ARG_WITH(tcp-wrappers,
 486         [  --with-tcp-wrappers     Enable tcpwrappers support],
 487         [
 488                 if test "x$withval" != "xno" ; then
 489                         saved_LIBS="$LIBS"
 490                         LIBS="-lwrap $LIBS"
 491                         AC_MSG_CHECKING(for libwrap)
 492                         AC_TRY_LINK(
 493                                 [
 494 #include <tcpd.h>
 495                                         int deny_severity = 0, allow_severity = 0;
 496                                 ],
 497                                 [hosts_access(0);],
 498                                 [
 499                                         AC_MSG_RESULT(yes)
 500                                         AC_DEFINE(LIBWRAP)
 501                                         TCPW_MSG="yes"
 502                                 ],
 503                                 [
 504                                         AC_MSG_ERROR([*** libwrap missing])
 505                                 ]
 506                         )
 507                 fi
 508         ]
 509 )
 510
 511 dnl    Checks for library functions.
 512 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_sa clock fchown fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getgrouplist getnameinfo getrlimit getrusage getttyent glob 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)
 513 dnl    Checks for time functions
 514 AC_CHECK_FUNCS(gettimeofday time)
 515 dnl    Checks for libutil functions
 516 AC_CHECK_HEADERS(libutil.h)
 517 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 518 dnl    Checks for utmp functions
 519 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 520 AC_CHECK_FUNCS(utmpname)
 521 dnl    Checks for utmpx functions
 522 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 523 AC_CHECK_FUNCS(setutxent utmpxname)
 524
 525 AC_CHECK_FUNC(getuserattr,
 526         [AC_DEFINE(HAVE_GETUSERATTR)],
 527         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 528 )
 529
 530 AC_CHECK_FUNC(login,
 531         [AC_DEFINE(HAVE_LOGIN)],
 532         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 533 )
 534
 535 AC_CHECK_FUNC(daemon,
 536         [AC_DEFINE(HAVE_DAEMON)],
 537         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 538 )
 539
 540 AC_CHECK_FUNC(getpagesize,
 541         [AC_DEFINE(HAVE_GETPAGESIZE)],
 542         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 543 )
 544
 545 # Check for broken snprintf
 546 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 547         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 548         AC_TRY_RUN(
 549                 [
 550 #include <stdio.h>
 551 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 552                 ],
 553                 [AC_MSG_RESULT(yes)],
 554                 [
 555                         AC_MSG_RESULT(no)
 556                         AC_DEFINE(BROKEN_SNPRINTF)
 557                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 558                 ]
 559         )
 560 fi
 561
 562 AC_FUNC_GETPGRP
 563
 564 # Check for PAM libs
 565 PAM_MSG="no"
 566 AC_ARG_WITH(pam,
 567         [  --with-pam              Enable PAM support ],
 568         [
 569                 if test "x$withval" != "xno" ; then
 570                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 571                                 AC_MSG_ERROR([PAM headers not found])
 572                         fi
 573
 574                         AC_CHECK_LIB(dl, dlopen, , )
 575                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 576                         AC_CHECK_FUNCS(pam_getenvlist)
 577
 578                         disable_shadow=yes
 579                         PAM_MSG="yes"
 580
 581                         AC_DEFINE(USE_PAM)
 582                 fi
 583         ]
 584 )
 585
 586 # Check for older PAM
 587 if test "x$PAM_MSG" = "xyes" ; then
 588         # Check PAM strerror arguments (old PAM)
 589         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 590         AC_TRY_COMPILE(
 591                 [
 592 #include <stdlib.h>
 593 #include <security/pam_appl.h>
 594                 ],
 595                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 596                 [AC_MSG_RESULT(no)],
 597                 [
 598                         AC_DEFINE(HAVE_OLD_PAM)
 599                         AC_MSG_RESULT(yes)
 600                         PAM_MSG="yes (old library)"
 601                 ]
 602         )
 603 fi
 604
 605 # The big search for OpenSSL
 606 AC_ARG_WITH(ssl-dir,
 607         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 608         [
 609                 if test "x$withval" != "xno" ; then
 610                         tryssldir=$withval
 611                 fi
 612         ]
 613 )
 614
 615 saved_LIBS="$LIBS"
 616 saved_LDFLAGS="$LDFLAGS"
 617 saved_CPPFLAGS="$CPPFLAGS"
 618 if test "x$prefix" != "xNONE" ; then
 619         tryssldir="$tryssldir $prefix"
 620 fi
 621 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 622         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 623                 CPPFLAGS="$saved_CPPFLAGS"
 624                 LDFLAGS="$saved_LDFLAGS"
 625                 LIBS="$saved_LIBS -lcrypto"
 626
 627                 # Skip directories if they don't exist
 628                 if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
 629                         continue;
 630                 fi
 631                 if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 632                         # Try to use $ssldir/lib if it exists, otherwise
 633                         # $ssldir
 634                         if test -d "$ssldir/lib" ; then
 635                                 LDFLAGS="$saved_LDFLAGS -L$ssldir/lib"
 636                                 if test ! -z "$need_dash_r" ; then
 637                                         LDFLAGS="$LDFLAGS -R$ssldir/lib"
 638                                 fi
 639                         else
 640                                 LDFLAGS="$saved_LDFLAGS -L$ssldir"
 641                                 if test ! -z "$need_dash_r" ; then
 642                                         LDFLAGS="$LDFLAGS -R$ssldir"
 643                                 fi
 644                         fi
 645                         # Try to use $ssldir/include if it exists, otherwise
 646                         # $ssldir
 647                         if test -d "$ssldir/include" ; then
 648                                 CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 649                         else
 650                                 CPPFLAGS="$saved_CPPFLAGS -I$ssldir"
 651                         fi
 652                 fi
 653
 654                 # Basic test to check for compatible version and correct linking
 655                 # *does not* test for RSA - that comes later.
 656                 AC_TRY_RUN(
 657                         [
 658 #include <string.h>
 659 #include <openssl/rand.h>
 660 int main(void)
 661 {
 662         char a[2048];
 663         memset(a, 0, sizeof(a));
 664         RAND_add(a, sizeof(a), sizeof(a));
 665         return(RAND_status() <= 0);
 666 }
 667                         ],
 668                         [
 669                                 found_crypto=1
 670                                 break;
 671                         ], []
 672                 )
 673
 674                 if test ! -z "$found_crypto" ; then
 675                         break;
 676                 fi
 677         done
 678
 679         if test -z "$found_crypto" ; then
 680                 AC_MSG_ERROR([Could not find working OpenSSL library, please install or check config.log])
 681         fi
 682         if test -z "$ssldir" ; then
 683                 ssldir="(system)"
 684         fi
 685
 686         ac_cv_openssldir=$ssldir
 687 ])
 688
 689 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 690         AC_DEFINE(HAVE_OPENSSL)
 691         dnl Need to recover ssldir - test above runs in subshell
 692         ssldir=$ac_cv_openssldir
 693         if test ! -z "$ssldir" -a "x$ssldir" != "x/usr"; then
 694                 # Try to use $ssldir/lib if it exists, otherwise
 695                 # $ssldir
 696                 if test -d "$ssldir/lib" ; then
 697                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib"
 698                         if test ! -z "$need_dash_r" ; then
 699                                 LDFLAGS="$LDFLAGS -R$ssldir/lib"
 700                         fi
 701                 else
 702                         LDFLAGS="$saved_LDFLAGS -L$ssldir"
 703                         if test ! -z "$need_dash_r" ; then
 704                                 LDFLAGS="$LDFLAGS -R$ssldir"
 705                         fi
 706                 fi
 707                 # Try to use $ssldir/include if it exists, otherwise
 708                 # $ssldir
 709                 if test -d "$ssldir/include" ; then
 710                         CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 711                 else
 712                         CPPFLAGS="$saved_CPPFLAGS -I$ssldir"
 713                 fi
 714         fi
 715 fi
 716 LIBS="$saved_LIBS -lcrypto"
 717
 718 # Now test RSA support
 719 saved_LIBS="$LIBS"
 720 AC_MSG_CHECKING([for RSA support])
 721 for WANTS_RSAREF in "" 1 ; do
 722         if test -z "$WANTS_RSAREF" ; then
 723                 LIBS="$saved_LIBS"
 724         else
 725                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 726         fi
 727         AC_TRY_RUN([
 728 #include <string.h>
 729 #include <openssl/rand.h>
 730 #include <openssl/rsa.h>
 731 #include <openssl/bn.h>
 732 #include <openssl/sha.h>
 733 int main(void)
 734 {
 735         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 736         unsigned char c[256], p[256];
 737         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 738         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 739         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 740         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 741 }
 742         ],
 743         [
 744                 rsa_works=1
 745                 break;
 746         ], [])
 747 done
 748
 749 if test ! -z "$no_rsa" ; then
 750         AC_MSG_RESULT(disabled)
 751         RSA_MSG="disabled"
 752 else
 753         if test -z "$rsa_works" ; then
 754                 AC_MSG_WARN([*** No RSA support found *** ])
 755                 RSA_MSG="no"
 756         else
 757                 if test -z "$WANTS_RSAREF" ; then
 758                         AC_MSG_RESULT(yes)
 759                         RSA_MSG="yes"
 760                 else
 761                         RSA_MSG="yes (using RSAref)"
 762                         AC_MSG_RESULT(using RSAref)
 763                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 764                 fi
 765         fi
 766 fi
 767
 768 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 769 # version in OpenSSL. Skip this for PAM
 770 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 771         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
 772 fi
 773
 774 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 775 if test ! -z "$SONY" ; then
 776   LIBS="$LIBS -liberty";
 777 fi
 778
 779 # Checks for data types
 780 AC_CHECK_SIZEOF(char, 1)
 781 AC_CHECK_SIZEOF(short int, 2)
 782 AC_CHECK_SIZEOF(int, 4)
 783 AC_CHECK_SIZEOF(long int, 4)
 784 AC_CHECK_SIZEOF(long long int, 8)
 785
 786 # More checks for data types
 787 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 788         AC_TRY_COMPILE(
 789                 [ #include <sys/types.h> ],
 790                 [ u_int a; a = 1;],
 791                 [ ac_cv_have_u_int="yes" ],
 792                 [ ac_cv_have_u_int="no" ]
 793         )
 794 ])
 795 if test "x$ac_cv_have_u_int" = "xyes" ; then
 796         AC_DEFINE(HAVE_U_INT)
 797         have_u_int=1
 798 fi
 799
 800 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 801         AC_TRY_COMPILE(
 802                 [ #include <sys/types.h> ],
 803                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 804                 [ ac_cv_have_intxx_t="yes" ],
 805                 [ ac_cv_have_intxx_t="no" ]
 806         )
 807 ])
 808 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 809         AC_DEFINE(HAVE_INTXX_T)
 810         have_intxx_t=1
 811 fi
 812
 813 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
 814         AC_TRY_COMPILE(
 815                 [ #include <sys/types.h> ],
 816                 [ int64_t a; a = 1;],
 817                 [ ac_cv_have_int64_t="yes" ],
 818                 [ ac_cv_have_int64_t="no" ]
 819         )
 820 ])
 821 if test "x$ac_cv_have_int64_t" = "xyes" ; then
 822         AC_DEFINE(HAVE_INT64_T)
 823         have_int64_t=1
 824 fi
 825
 826 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 827         AC_TRY_COMPILE(
 828                 [ #include <sys/types.h> ],
 829                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 830                 [ ac_cv_have_u_intxx_t="yes" ],
 831                 [ ac_cv_have_u_intxx_t="no" ]
 832         )
 833 ])
 834 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 835         AC_DEFINE(HAVE_U_INTXX_T)
 836         have_u_intxx_t=1
 837 fi
 838
 839 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
 840         AC_TRY_COMPILE(
 841                 [ #include <sys/types.h> ],
 842                 [ u_int64_t a; a = 1;],
 843                 [ ac_cv_have_u_int64_t="yes" ],
 844                 [ ac_cv_have_u_int64_t="no" ]
 845         )
 846 ])
 847 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
 848         AC_DEFINE(HAVE_U_INT64_T)
 849         have_u_int64_t=1
 850 fi
 851
 852 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 853            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 854 then
 855         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 856         AC_TRY_COMPILE(
 857                 [
 858 #include <sys/bitypes.h>
 859                 ],
 860                 [
 861                         int8_t a; int16_t b; int32_t c;
 862                         u_int8_t e; u_int16_t f; u_int32_t g;
 863                         a = b = c = e = f = g = 1;
 864                 ],
 865                 [
 866                         AC_DEFINE(HAVE_U_INTXX_T)
 867                         AC_DEFINE(HAVE_INTXX_T)
 868                         AC_MSG_RESULT(yes)
 869                 ],
 870                 [AC_MSG_RESULT(no)]
 871         )
 872 fi
 873
 874 if test -z "$have_u_intxx_t" ; then
 875         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 876                 AC_TRY_COMPILE(
 877                         [
 878 #include <sys/types.h>
 879                         ],
 880                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 881                         [ ac_cv_have_uintxx_t="yes" ],
 882                         [ ac_cv_have_uintxx_t="no" ]
 883                 )
 884         ])
 885         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 886                 AC_DEFINE(HAVE_UINTXX_T)
 887         fi
 888 fi
 889
 890 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 891         AC_TRY_COMPILE(
 892                 [
 893 #include <sys/types.h>
 894 #include <sys/socket.h>
 895                 ],
 896                 [socklen_t foo; foo = 1235;],
 897                 [ ac_cv_have_socklen_t="yes" ],
 898                 [ ac_cv_have_socklen_t="no" ]
 899         )
 900 ])
 901 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 902         AC_DEFINE(HAVE_SOCKLEN_T)
 903 fi
 904
 905 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 906         AC_TRY_COMPILE(
 907                 [
 908 #include <sys/types.h>
 909                 ],
 910                 [ size_t foo; foo = 1235; ],
 911                 [ ac_cv_have_size_t="yes" ],
 912                 [ ac_cv_have_size_t="no" ]
 913         )
 914 ])
 915 if test "x$ac_cv_have_size_t" = "xyes" ; then
 916         AC_DEFINE(HAVE_SIZE_T)
 917 fi
 918
 919 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 920         AC_TRY_COMPILE(
 921                 [
 922 #include <sys/types.h>
 923                 ],
 924                 [ ssize_t foo; foo = 1235; ],
 925                 [ ac_cv_have_ssize_t="yes" ],
 926                 [ ac_cv_have_ssize_t="no" ]
 927         )
 928 ])
 929 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 930         AC_DEFINE(HAVE_SSIZE_T)
 931 fi
 932
 933 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
 934         AC_TRY_COMPILE(
 935                 [
 936 #include <time.h>
 937                 ],
 938                 [ clock_t foo; foo = 1235; ],
 939                 [ ac_cv_have_clock_t="yes" ],
 940                 [ ac_cv_have_clock_t="no" ]
 941         )
 942 ])
 943 if test "x$ac_cv_have_clock_t" = "xyes" ; then
 944         AC_DEFINE(HAVE_CLOCK_T)
 945 fi
 946
 947 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 948         AC_TRY_COMPILE(
 949                 [
 950 #include <sys/types.h>
 951 #include <sys/socket.h>
 952                 ],
 953                 [ sa_family_t foo; foo = 1235; ],
 954                 [ ac_cv_have_sa_family_t="yes" ],
 955                 [ AC_TRY_COMPILE(
 956                   [
 957 #include <sys/types.h>
 958 #include <sys/socket.h>
 959 #include <netinet/in.h>
 960                 ],
 961                 [ sa_family_t foo; foo = 1235; ],
 962                 [ ac_cv_have_sa_family_t="yes" ],
 963
 964                 [ ac_cv_have_sa_family_t="no" ]
 965         )]
 966         )
 967 ])
 968 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 969         AC_DEFINE(HAVE_SA_FAMILY_T)
 970 fi
 971
 972 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 973         AC_TRY_COMPILE(
 974                 [
 975 #include <sys/types.h>
 976                 ],
 977                 [ pid_t foo; foo = 1235; ],
 978                 [ ac_cv_have_pid_t="yes" ],
 979                 [ ac_cv_have_pid_t="no" ]
 980         )
 981 ])
 982 if test "x$ac_cv_have_pid_t" = "xyes" ; then
 983         AC_DEFINE(HAVE_PID_T)
 984 fi
 985
 986 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
 987         AC_TRY_COMPILE(
 988                 [
 989 #include <sys/types.h>
 990                 ],
 991                 [ mode_t foo; foo = 1235; ],
 992                 [ ac_cv_have_mode_t="yes" ],
 993                 [ ac_cv_have_mode_t="no" ]
 994         )
 995 ])
 996 if test "x$ac_cv_have_mode_t" = "xyes" ; then
 997         AC_DEFINE(HAVE_MODE_T)
 998 fi
 999
1000
1001 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1002         AC_TRY_COMPILE(
1003                 [
1004 #include <sys/types.h>
1005 #include <sys/socket.h>
1006                 ],
1007                 [ struct sockaddr_storage s; ],
1008                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1009                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1010         )
1011 ])
1012 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1013         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1014 fi
1015
1016 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1017         AC_TRY_COMPILE(
1018                 [
1019 #include <sys/types.h>
1020 #include <netinet/in.h>
1021                 ],
1022                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1023                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1024                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1025         )
1026 ])
1027 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1028         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1029 fi
1030
1031 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1032         AC_TRY_COMPILE(
1033                 [
1034 #include <sys/types.h>
1035 #include <netinet/in.h>
1036                 ],
1037                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1038                 [ ac_cv_have_struct_in6_addr="yes" ],
1039                 [ ac_cv_have_struct_in6_addr="no" ]
1040         )
1041 ])
1042 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1043         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1044 fi
1045
1046 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1047         AC_TRY_COMPILE(
1048                 [
1049 #include <sys/types.h>
1050 #include <sys/socket.h>
1051 #include <netdb.h>
1052                 ],
1053                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1054                 [ ac_cv_have_struct_addrinfo="yes" ],
1055                 [ ac_cv_have_struct_addrinfo="no" ]
1056         )
1057 ])
1058 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1059         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1060 fi
1061
1062 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1063         AC_TRY_COMPILE(
1064                 [ #include <sys/time.h> ],
1065                 [ struct timeval tv; tv.tv_sec = 1;],
1066                 [ ac_cv_have_struct_timeval="yes" ],
1067                 [ ac_cv_have_struct_timeval="no" ]
1068         )
1069 ])
1070 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1071         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1072         have_struct_timeval=1
1073 fi
1074
1075 # If we don't have int64_t then we can't compile sftp-server.  So don't
1076 # even attempt to do it.
1077 if test "x$ac_cv_have_int64_t" = "xno" -a \
1078         "x$ac_cv_sizeof_long_int" != "x8" -a \
1079         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1080         NO_SFTP='#'
1081 else
1082 dnl test snprintf (broken on SCO w/gcc)
1083         AC_TRY_RUN(
1084                 [
1085 #include <stdio.h>
1086 #include <string.h>
1087 #ifdef HAVE_SNPRINTF
1088 main()
1089 {
1090         char buf[50];
1091         char expected_out[50];
1092         int mazsize = 50 ;
1093 #if (SIZEOF_LONG_INT == 8)
1094         long int num = 0x7fffffffffffffff;
1095 #else
1096         long long num = 0x7fffffffffffffff;
1097 #endif
1098         strcpy(expected_out, "9223372036854775807");
1099         snprintf(buf, mazsize, "%lld", num);
1100         if(strcmp(buf, expected_out) != 0)
1101                 exit(1);
1102         exit(0);
1103 }
1104 #else
1105 main() { exit(0); }
1106 #endif
1107                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1108         )
1109 fi
1110 AC_SUBST(NO_SFTP)
1111
1112 dnl Checks for structure members
1113 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1114 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1115 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1116 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1117 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1118 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1119 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1120 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1121 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1122 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1123 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1124 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1125 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1126 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1127 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1128 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1129 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1130 AC_STRUCT_ST_BLKSIZE
1131
1132 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
1133                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
1134         AC_TRY_COMPILE(
1135                 [
1136 #include <sys/types.h>
1137 #include <sys/socket.h>
1138                 ],
1139                 [ struct sockaddr_un s; s.sun_len = 1; ],
1140                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
1141                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
1142         )
1143 ])
1144 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
1145         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
1146 fi
1147
1148 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1149                 ac_cv_have_ss_family_in_struct_ss, [
1150         AC_TRY_COMPILE(
1151                 [
1152 #include <sys/types.h>
1153 #include <sys/socket.h>
1154                 ],
1155                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1156                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1157                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1158         )
1159 ])
1160 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1161         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1162 fi
1163
1164 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1165                 ac_cv_have___ss_family_in_struct_ss, [
1166         AC_TRY_COMPILE(
1167                 [
1168 #include <sys/types.h>
1169 #include <sys/socket.h>
1170                 ],
1171                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1172                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1173                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1174         )
1175 ])
1176 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1177         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1178 fi
1179
1180 AC_CACHE_CHECK([for pw_class field in struct passwd],
1181                 ac_cv_have_pw_class_in_struct_passwd, [
1182         AC_TRY_COMPILE(
1183                 [
1184 #include <pwd.h>
1185                 ],
1186                 [ struct passwd p; p.pw_class = 0; ],
1187                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1188                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1189         )
1190 ])
1191 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1192         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1193 fi
1194
1195
1196 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1197         AC_TRY_LINK([],
1198                 [ extern char *__progname; printf("%s", __progname); ],
1199                 [ ac_cv_libc_defines___progname="yes" ],
1200                 [ ac_cv_libc_defines___progname="no" ]
1201         )
1202 ])
1203 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1204         AC_DEFINE(HAVE___PROGNAME)
1205 fi
1206
1207
1208 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1209         AC_TRY_LINK([],
1210                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1211                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1212                 [ ac_cv_libc_defines_sys_errlist="no" ]
1213         )
1214 ])
1215 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1216         AC_DEFINE(HAVE_SYS_ERRLIST)
1217 fi
1218
1219
1220 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1221         AC_TRY_LINK([],
1222                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1223                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1224                 [ ac_cv_libc_defines_sys_nerr="no" ]
1225         )
1226 ])
1227 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1228         AC_DEFINE(HAVE_SYS_NERR)
1229 fi
1230
1231
1232 # Looking for programs, paths and files
1233 AC_ARG_WITH(rsh,
1234         [  --with-rsh=PATH         Specify path to remote shell program ],
1235         [
1236                 if test "x$withval" != "$no" ; then
1237                         rsh_path=$withval
1238                 fi
1239         ],
1240         [
1241                 AC_PATH_PROG(rsh_path, rsh)
1242         ]
1243 )
1244
1245 AC_ARG_WITH(xauth,
1246         [  --with-xauth=PATH       Specify path to xauth program ],
1247         [
1248                 if test "x$withval" != "xno" ; then
1249                         xauth_path=$withval
1250                 fi
1251         ],
1252         [
1253                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1254                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1255                         xauth_path="/usr/openwin/bin/xauth"
1256                 fi
1257         ]
1258 )
1259
1260 if test -z "$xauth_path" ; then
1261         XAUTH_PATH="undefined"
1262         AC_SUBST(XAUTH_PATH)
1263 else
1264         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1265         XAUTH_PATH=$xauth_path
1266         AC_SUBST(XAUTH_PATH)
1267 fi
1268 if test ! -z "$rsh_path" ; then
1269         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1270 fi
1271
1272 # Check for mail directory (last resort if we cannot get it from headers)
1273 if test ! -z "$MAIL" ; then
1274         maildir=`dirname $MAIL`
1275         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1276 fi
1277
1278 if test -z "$no_dev_ptmx" ; then
1279         AC_CHECK_FILE("/dev/ptmx",
1280                 [
1281                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1282                         have_dev_ptmx=1
1283                 ]
1284         )
1285 fi
1286 AC_CHECK_FILE("/dev/ptc",
1287         [
1288                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1289                 have_dev_ptc=1
1290         ]
1291 )
1292
1293 # Options from here on. Some of these are preset by platform above
1294
1295 # Check for user-specified random device, otherwise check /dev/urandom
1296 AC_ARG_WITH(random,
1297         [  --with-random=FILE      read entropy from FILE (default=/dev/urandom)],
1298         [
1299                 if test "x$withval" != "xno" ; then
1300                         RANDOM_POOL="$withval";
1301                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1302                 fi
1303         ],
1304         [
1305                 # Check for random device
1306                 AC_CHECK_FILE("/dev/urandom",
1307                         [
1308                                 RANDOM_POOL="/dev/urandom";
1309                                 AC_SUBST(RANDOM_POOL)
1310                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
1311                         ]
1312                 )
1313         ]
1314 )
1315
1316 # Check for PRNGD/EGD pool file
1317 AC_ARG_WITH(prngd-port,
1318         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD localhost:PORT],
1319         [
1320                 if test ! -z "$withval" -a "x$withval" != "xno" ; then
1321                         PRNGD_PORT="$withval"
1322                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
1323                 fi
1324         ]
1325 )
1326
1327 # Check for PRNGD/EGD pool file
1328 AC_ARG_WITH(prngd-socket,
1329         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
1330         [
1331                 if test "x$withval" != "xno" ; then
1332                         PRNGD_SOCKET="$withval"
1333                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1334                 fi
1335         ],
1336         [
1337                 # Check for existing socket only if we don't have a random device already
1338                 if test -z "$RANDOM_POOL" ; then
1339                         AC_MSG_CHECKING(for PRNGD/EGD socket)
1340                         # Insert other locations here
1341                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
1342                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
1343                                         PRNGD_SOCKET="$sock"
1344                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
1345                                         break;
1346                                 fi
1347                         done
1348                         if test ! -z "$PRNGD_SOCKET" ; then
1349                                 AC_MSG_RESULT($PRNGD_SOCKET)
1350                         else
1351                                 AC_MSG_RESULT(not found)
1352                         fi
1353                 fi
1354         ]
1355 )
1356
1357
1358 # detect pathnames for entropy gathering commands, if we need them
1359 INSTALL_SSH_PRNG_CMDS=""
1360 rm -f prng_commands
1361 if (test -z "$RANDOM_POOL" && test -z "$PRNGD") ; then
1362         # Use these commands to collect entropy
1363         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1364         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1365         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1366         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1367         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1368         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1369         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1370         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1371         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1372         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1373         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1374         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1375         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1376         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1377
1378         INSTALL_SSH_PRNG_CMDS="yes"
1379 fi
1380 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1381
1382
1383 AC_ARG_WITH(catman,
1384         [  --with-catman=man|cat   Install preformatted manpages[no]],
1385         [
1386                 MANTYPE='$(CATMAN)'
1387                 if test x"$withval" != x"yes" ; then
1388                    mansubdir=$withval
1389                 else
1390                    mansubdir=cat
1391                 fi
1392         ], [
1393                 if test -z "$MANTYPE" ; then
1394                         MANTYPE='$(TROFFMAN)'
1395                         mansubdir=man
1396                 fi
1397         ]
1398 )
1399 AC_SUBST(MANTYPE)
1400 AC_SUBST(mansubdir)
1401
1402 # Check whether to enable MD5 passwords
1403 MD5_MSG="no"
1404 AC_ARG_WITH(md5-passwords,
1405         [  --with-md5-passwords    Enable use of MD5 passwords],
1406         [
1407                 if test "x$withval" != "xno" ; then
1408                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1409                         MD5_MSG="yes"
1410                 fi
1411         ]
1412 )
1413
1414 # Whether to disable shadow password support
1415 AC_ARG_WITH(shadow,
1416         [  --without-shadow        Disable shadow password support],
1417         [
1418                 if test "x$withval" = "xno" ; then
1419                         AC_DEFINE(DISABLE_SHADOW)
1420                         disable_shadow=yes
1421                 fi
1422         ]
1423 )
1424
1425 if test -z "$disable_shadow" ; then
1426         AC_MSG_CHECKING([if the systems has expire shadow information])
1427         AC_TRY_COMPILE(
1428         [
1429 #include <sys/types.h>
1430 #include <shadow.h>
1431         struct spwd sp;
1432         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1433         [ sp_expire_available=yes ], []
1434         )
1435
1436         if test "x$sp_expire_available" = "xyes" ; then
1437                 AC_MSG_RESULT(yes)
1438                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1439         else
1440                 AC_MSG_RESULT(no)
1441         fi
1442 fi
1443
1444 # Use ip address instead of hostname in $DISPLAY
1445 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1446         DISPLAY_HACK_MSG="yes"
1447         AC_DEFINE(IPADDR_IN_DISPLAY)
1448 else
1449         DISPLAY_HACK_MSG="no"
1450         AC_ARG_WITH(ipaddr-display,
1451                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1452                 [
1453                         if test "x$withval" != "xno" ; then
1454                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1455                                 DISPLAY_HACK_MSG="yes"
1456                         fi
1457                 ]
1458         )
1459 fi
1460
1461 # Whether to mess with the default path
1462 SERVER_PATH_MSG="(default)"
1463 AC_ARG_WITH(default-path,
1464         [  --with-default-path=PATH Specify default \$PATH environment for server],
1465         [
1466                 if test "x$withval" != "xno" ; then
1467                         user_path="$withval"
1468                         SERVER_PATH_MSG="$withval"
1469                 fi
1470         ],
1471         [
1472         AC_TRY_RUN(
1473                 [
1474 /* find out what STDPATH is */
1475 #include <stdio.h>
1476 #ifdef HAVE_PATHS_H
1477 # include <paths.h>
1478 #endif
1479 #ifndef _PATH_STDPATH
1480 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
1481 #endif
1482 #include <sys/types.h>
1483 #include <sys/stat.h>
1484 #include <fcntl.h>
1485 #define DATA "conftest.stdpath"
1486
1487 main()
1488 {
1489         FILE *fd;
1490         int rc;
1491
1492         fd = fopen(DATA,"w");
1493         if(fd == NULL)
1494                 exit(1);
1495
1496         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
1497                 exit(1);
1498
1499         exit(0);
1500 }
1501                 ], [ user_path=`cat conftest.stdpath` ],
1502                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
1503                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
1504         )
1505 # make sure $bindir is in USER_PATH so scp will work
1506                 t_bindir=`eval echo ${bindir}`
1507                 case $t_bindir in
1508                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$prefix~"` ;;
1509                 esac
1510                 case $t_bindir in
1511                         NONE/*) t_bindir=`echo $t_bindir | sed "s~NONE~$ac_default_prefix~"` ;;
1512                 esac
1513                 echo $user_path | grep ":$t_bindir"  > /dev/null 2>&1
1514                 if test $? -ne 0  ; then
1515                         echo $user_path | grep "^$t_bindir"  > /dev/null 2>&1
1516                         if test $? -ne 0  ; then
1517                                 user_path=$user_path:$t_bindir
1518                                 AC_MSG_RESULT(Adding $t_bindir to USER_PATH so scp will work)
1519                         fi
1520                 fi
1521         ]
1522 )
1523 AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
1524 AC_SUBST(user_path)
1525
1526 # Whether to force IPv4 by default (needed on broken glibc Linux)
1527 IPV4_HACK_MSG="no"
1528 AC_ARG_WITH(ipv4-default,
1529         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1530         [
1531                 if test "x$withval" != "xno" ; then
1532                         AC_DEFINE(IPV4_DEFAULT)
1533                         IPV4_HACK_MSG="yes"
1534                 fi
1535         ]
1536 )
1537
1538 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1539 IPV4_IN6_HACK_MSG="no"
1540 AC_ARG_WITH(4in6,
1541         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1542         [
1543                 if test "x$withval" != "xno" ; then
1544                         AC_MSG_RESULT(yes)
1545                         AC_DEFINE(IPV4_IN_IPV6)
1546                         IPV4_IN6_HACK_MSG="yes"
1547                 else
1548                         AC_MSG_RESULT(no)
1549                 fi
1550         ],[
1551                 if test "x$inet6_default_4in6" = "xyes"; then
1552                         AC_MSG_RESULT([yes (default)])
1553                         AC_DEFINE(IPV4_IN_IPV6)
1554                         IPV4_IN6_HACK_MSG="yes"
1555                 else
1556                         AC_MSG_RESULT([no (default)])
1557                 fi
1558         ]
1559 )
1560
1561 # Whether to enable BSD auth support
1562 AC_ARG_WITH(bsd-auth,
1563         [  --with-bsd-auth         Enable BSD auth support],
1564         [
1565                 if test "x$withval" != "xno" ; then
1566                         AC_DEFINE(BSD_AUTH)
1567                         bsd_auth=yes
1568                 fi
1569         ]
1570 )
1571
1572 AC_MSG_CHECKING(whether to install ssh as suid root)
1573 AC_ARG_ENABLE(suid-ssh,
1574 [  --enable-suid-ssh       Install ssh as suid root (default)
1575   --disable-suid-ssh      Install ssh without suid bit],
1576 [ case "$enableval" in
1577   no)
1578        AC_MSG_RESULT(no)
1579        SSHMODE=0711
1580        ;;
1581   *)   AC_MSG_RESULT(yes)
1582        SSHMODE=04711
1583        ;;
1584   esac ],
1585   AC_MSG_RESULT(yes)
1586   SSHMODE=04711
1587 )
1588 AC_SUBST(SSHMODE)
1589
1590
1591 # Where to place sshd.pid
1592 piddir=/var/run
1593 AC_ARG_WITH(pid-dir,
1594         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1595         [
1596                 if test "x$withval" != "xno" ; then
1597                         piddir=$withval
1598                 fi
1599         ]
1600 )
1601
1602 # make sure the directory exists
1603 if test ! -d $piddir ; then
1604         piddir=`eval echo ${sysconfdir}`
1605         case $piddir in
1606                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1607         esac
1608 fi
1609
1610 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
1611 AC_SUBST(piddir)
1612
1613 dnl allow user to disable some login recording features
1614 AC_ARG_ENABLE(lastlog,
1615         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1616         [ AC_DEFINE(DISABLE_LASTLOG) ]
1617 )
1618 AC_ARG_ENABLE(utmp,
1619         [  --disable-utmp          disable use of utmp even if detected [no]],
1620         [ AC_DEFINE(DISABLE_UTMP) ]
1621 )
1622 AC_ARG_ENABLE(utmpx,
1623         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1624         [ AC_DEFINE(DISABLE_UTMPX) ]
1625 )
1626 AC_ARG_ENABLE(wtmp,
1627         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1628         [ AC_DEFINE(DISABLE_WTMP) ]
1629 )
1630 AC_ARG_ENABLE(wtmpx,
1631         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1632         [ AC_DEFINE(DISABLE_WTMPX) ]
1633 )
1634 AC_ARG_ENABLE(libutil,
1635         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1636         [ AC_DEFINE(DISABLE_LOGIN) ]
1637 )
1638 AC_ARG_ENABLE(pututline,
1639         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1640         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1641 )
1642 AC_ARG_ENABLE(pututxline,
1643         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1644         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1645 )
1646 AC_ARG_WITH(lastlog,
1647   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1648         [
1649                 if test "x$withval" = "xno" ; then
1650                         AC_DEFINE(DISABLE_LASTLOG)
1651                 else
1652                         conf_lastlog_location=$withval
1653                 fi
1654         ]
1655 )
1656
1657 dnl lastlog, [uw]tmpx? detection
1658 dnl  NOTE: set the paths in the platform section to avoid the
1659 dnl   need for command-line parameters
1660 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1661
1662 dnl lastlog detection
1663 dnl  NOTE: the code itself will detect if lastlog is a directory
1664 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1665 AC_TRY_COMPILE([
1666 #include <sys/types.h>
1667 #include <utmp.h>
1668 #ifdef HAVE_LASTLOG_H
1669 #  include <lastlog.h>
1670 #endif
1671 #ifdef HAVE_PATHS_H
1672 #  include <paths.h>
1673 #endif
1674         ],
1675         [ char *lastlog = LASTLOG_FILE; ],
1676         [ AC_MSG_RESULT(yes) ],
1677         [
1678                 AC_MSG_RESULT(no)
1679                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1680                 AC_TRY_COMPILE([
1681 #include <sys/types.h>
1682 #include <utmp.h>
1683 #ifdef HAVE_LASTLOG_H
1684 #  include <lastlog.h>
1685 #endif
1686 #ifdef HAVE_PATHS_H
1687 #  include <paths.h>
1688 #endif
1689                 ],
1690                 [ char *lastlog = _PATH_LASTLOG; ],
1691                 [ AC_MSG_RESULT(yes) ],
1692                 [
1693                         AC_MSG_RESULT(no)
1694                         system_lastlog_path=no
1695                 ])
1696         ]
1697 )
1698
1699 if test -z "$conf_lastlog_location"; then
1700         if test x"$system_lastlog_path" = x"no" ; then
1701                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1702                                 if (test -d "$f" || test -f "$f") ; then
1703                                         conf_lastlog_location=$f
1704                                 fi
1705                 done
1706                 if test -z "$conf_lastlog_location"; then
1707                         AC_MSG_WARN([** Cannot find lastlog **])
1708                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1709                 fi
1710         fi
1711 fi
1712
1713 if test -n "$conf_lastlog_location"; then
1714         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1715 fi
1716
1717 dnl utmp detection
1718 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1719 AC_TRY_COMPILE([
1720 #include <sys/types.h>
1721 #include <utmp.h>
1722 #ifdef HAVE_PATHS_H
1723 #  include <paths.h>
1724 #endif
1725         ],
1726         [ char *utmp = UTMP_FILE; ],
1727         [ AC_MSG_RESULT(yes) ],
1728         [ AC_MSG_RESULT(no)
1729           system_utmp_path=no ]
1730 )
1731 if test -z "$conf_utmp_location"; then
1732         if test x"$system_utmp_path" = x"no" ; then
1733                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1734                         if test -f $f ; then
1735                                 conf_utmp_location=$f
1736                         fi
1737                 done
1738                 if test -z "$conf_utmp_location"; then
1739                         AC_DEFINE(DISABLE_UTMP)
1740                 fi
1741         fi
1742 fi
1743 if test -n "$conf_utmp_location"; then
1744         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1745 fi
1746
1747 dnl wtmp detection
1748 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1749 AC_TRY_COMPILE([
1750 #include <sys/types.h>
1751 #include <utmp.h>
1752 #ifdef HAVE_PATHS_H
1753 #  include <paths.h>
1754 #endif
1755         ],
1756         [ char *wtmp = WTMP_FILE; ],
1757         [ AC_MSG_RESULT(yes) ],
1758         [ AC_MSG_RESULT(no)
1759           system_wtmp_path=no ]
1760 )
1761 if test -z "$conf_wtmp_location"; then
1762         if test x"$system_wtmp_path" = x"no" ; then
1763                 for f in /usr/adm/wtmp /var/log/wtmp; do
1764                         if test -f $f ; then
1765                                 conf_wtmp_location=$f
1766                         fi
1767                 done
1768                 if test -z "$conf_wtmp_location"; then
1769                         AC_DEFINE(DISABLE_WTMP)
1770                 fi
1771         fi
1772 fi
1773 if test -n "$conf_wtmp_location"; then
1774         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1775 fi
1776
1777
1778 dnl utmpx detection - I don't know any system so perverse as to require
1779 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1780 dnl  there, though.
1781 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1782 AC_TRY_COMPILE([
1783 #include <sys/types.h>
1784 #include <utmp.h>
1785 #ifdef HAVE_UTMPX_H
1786 #include <utmpx.h>
1787 #endif
1788 #ifdef HAVE_PATHS_H
1789 #  include <paths.h>
1790 #endif
1791         ],
1792         [ char *utmpx = UTMPX_FILE; ],
1793         [ AC_MSG_RESULT(yes) ],
1794         [ AC_MSG_RESULT(no)
1795           system_utmpx_path=no ]
1796 )
1797 if test -z "$conf_utmpx_location"; then
1798         if test x"$system_utmpx_path" = x"no" ; then
1799                 AC_DEFINE(DISABLE_UTMPX)
1800         fi
1801 else
1802         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1803 fi
1804
1805 dnl wtmpx detection
1806 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1807 AC_TRY_COMPILE([
1808 #include <sys/types.h>
1809 #include <utmp.h>
1810 #ifdef HAVE_UTMPX_H
1811 #include <utmpx.h>
1812 #endif
1813 #ifdef HAVE_PATHS_H
1814 #  include <paths.h>
1815 #endif
1816         ],
1817         [ char *wtmpx = WTMPX_FILE; ],
1818         [ AC_MSG_RESULT(yes) ],
1819         [ AC_MSG_RESULT(no)
1820           system_wtmpx_path=no ]
1821 )
1822 if test -z "$conf_wtmpx_location"; then
1823         if test x"$system_wtmpx_path" = x"no" ; then
1824                 AC_DEFINE(DISABLE_WTMPX)
1825         fi
1826 else
1827         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1828 fi
1829
1830
1831 # Change default command timeout for builtin PRNG
1832 entropy_timeout=200
1833 AC_ARG_WITH(entropy-timeout,
1834         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1835         [
1836                 if test "x$withval" != "xno" ; then
1837                         entropy_timeout=$withval
1838                 fi
1839         ]
1840 )
1841 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1842
1843
1844 if test ! -z "$blibpath" ; then
1845         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1846         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1847 fi
1848
1849 AC_EXEEXT
1850
1851 AC_OUTPUT(Makefile openbsd-compat/Makefile ssh_prng_cmds)
1852
1853 # Print summary of options
1854
1855 if test x$MANTYPE = x'$(CATMAN)' ; then
1856         MAN_MSG=cat
1857 else
1858         MAN_MSG=man
1859 fi
1860 if test ! -z "$RANDOM_POOL" ; then
1861         RAND_MSG="Device ($RANDOM_POOL)"
1862 else
1863         if test ! -z "$PRNGD_PORT" ; then
1864                 RAND_MSG="PRNGD/EGD (port localhost:$PRNGD_PORT)"
1865         elif test ! -z "$PRNGD_SOCKET" ; then
1866                 RAND_MSG="PRNGD/EGD (socket $PRNGD_SOCKET)"
1867         else
1868                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1869                 BUILTIN_RNG=1
1870         fi
1871 fi
1872
1873 # Someone please show me a better way :)
1874 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1875 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1876 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1877 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1878 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
1879 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1880 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1881 H=`eval echo ${user_path}` ; H=`eval echo ${H}`
1882
1883 echo ""
1884 echo "OpenSSH configured has been configured with the following options."
1885 echo "                 User binaries: $B"
1886 echo "               System binaries: $C"
1887 echo "           Configuration files: $D"
1888 echo "               Askpass program: $E"
1889 echo "                  Manual pages: $F"
1890 echo "                      PID file: $G"
1891 echo "        sshd default user PATH: $H"
1892 echo "      Random number collection: $RAND_MSG"
1893 echo "                Manpage format: $MAN_MSG"
1894 echo "                   PAM support: ${PAM_MSG}"
1895 echo "            KerberosIV support: $KRB4_MSG"
1896 echo "                   AFS support: $AFS_MSG"
1897 echo "                 S/KEY support: $SKEY_MSG"
1898 echo "          TCP Wrappers support: $TCPW_MSG"
1899 echo "          MD5 password support: $MD5_MSG"
1900 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1901 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1902 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1903
1904 if test ! -z "$bsd_auth"; then
1905         echo "              BSD Auth support: yes"
1906 fi
1907
1908 echo ""
1909
1910 echo "              Host: ${host}"
1911 echo "          Compiler: ${CC}"
1912 echo "    Compiler flags: ${CFLAGS}"
1913 echo "Preprocessor flags: ${CPPFLAGS}"
1914 echo "      Linker flags: ${LDFLAGS}"
1915 echo "         Libraries: ${LIBS}"
1916
1917 echo ""
1918
1919 if test "x$PAM_MSG" = "xyes" ; then
1920         echo "PAM is enabled. You may need to install a PAM control file for sshd,"
1921         echo "otherwise password authentication may fail. Example PAM control files"
1922         echo "can be found in the contrib/ subdirectory"
1923         echo ""
1924 fi
1925
1926 if test ! -z "$BUILTIN_RNG" ; then
1927         echo "WARNING: you are using the builtin random number collection service."
1928         echo "Please read WARNING.RNG and request that your OS vendor includes"
1929         echo "/dev/random in future versions of their OS."
1930         echo ""
1931 fi
1932
1933 if test ! -z "$NO_SFTP"; then
1934         echo "sftp-server will be disabled.  Your compiler does not support"
1935         echo "64bit integers."
1936         echo ""
1937 fi
1938