configure.in

   1 AC_INIT(ssh.c)
   2
   3 AC_CONFIG_HEADER(config.h)
   4 AC_PROG_CC
   5 AC_CANONICAL_HOST
   6
   7 # Checks for programs.
   8 AC_PROG_CPP
   9 AC_PROG_RANLIB
  10 AC_PROG_INSTALL
  11 AC_CHECK_PROG(AR, ar, ar)
  12 AC_PATH_PROG(PERL, perl)
  13 AC_SUBST(PERL)
  14 AC_PATH_PROG(ENT, ent)
  15 AC_SUBST(ENT)
  16 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  17
  18 # Use LOGIN_PROGRAM from environment if possible
  19 if test ! -z "$LOGIN_PROGRAM" ; then
  20         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  21 else
  22         # Search for login
  23         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  24         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  25                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  26         fi
  27 fi
  28
  29 if test -z "$LD" ; then
  30         LD=$CC
  31 fi
  32 AC_SUBST(LD)
  33
  34 # C Compiler features
  35 AC_C_INLINE
  36 if test "$GCC" = "yes"; then
  37         CFLAGS="$CFLAGS -Wall"
  38 fi
  39
  40 CFLAGS="$CFLAGS -I. -I${srcdir-.}"
  41
  42 # Check for some target-specific stuff
  43 case "$host" in
  44 *-*-aix*)
  45         AFS_LIBS="-lld"
  46         CFLAGS="$CFLAGS -I/usr/local/include"
  47         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  48         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  49                 blibpath="/usr/lib:/lib:/usr/local/lib"
  50         fi
  51         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  52         AC_DEFINE(BROKEN_GETADDRINFO)
  53         MANTYPE='$(CATMAN)'
  54         mansubdir=cat
  55         dnl AIX handles lastlog as part of its login message
  56         AC_DEFINE(DISABLE_LASTLOG)
  57         MANTYPE='$(CATMAN)'
  58         mansubdir=cat
  59         ;;
  60 *-*-cygwin*)
  61         LIBS="$LIBS -lregex /usr/lib/textmode.o"
  62         AC_DEFINE(HAVE_CYGWIN)
  63         AC_DEFINE(DISABLE_PAM)
  64         AC_DEFINE(DISABLE_SHADOW)
  65         AC_DEFINE(IPV4_DEFAULT)
  66         AC_DEFINE(IP_TOS_IS_BROKEN)
  67         AC_DEFINE(BROKEN_VHANGUP)
  68         no_pam=1
  69         no_libsocket=1
  70         no_libnsl=1
  71         ;;
  72 *-*-hpux10*)
  73         if test -z "$GCC"; then
  74                 CFLAGS="$CFLAGS -Ae"
  75         fi
  76         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
  77         IPADDR_IN_DISPLAY=yes
  78         AC_DEFINE(USE_PIPES)
  79         AC_DEFINE(DISABLE_SHADOW)
  80         AC_DEFINE(DISABLE_UTMP)
  81         LIBS="$LIBS -lsec"
  82         MANTYPE='$(CATMAN)'
  83         mansubdir=cat
  84         ;;
  85 *-*-hpux11*)
  86         CFLAGS="$CFLAGS -D_HPUX_SOURCE"
  87         IPADDR_IN_DISPLAY=yes
  88         AC_DEFINE(USE_PIPES)
  89         AC_DEFINE(DISABLE_SHADOW)
  90         AC_DEFINE(DISABLE_UTMP)
  91         LIBS="$LIBS -lsec"
  92         MANTYPE='$(CATMAN)'
  93         mansubdir=cat
  94         ;;
  95 *-*-irix5*)
  96         CFLAGS="$CFLAGS -I/usr/local/include"
  97         LDFLAGS="$LDFLAGS"
  98         PATH="$PATH:/usr/etc"
  99         MANTYPE='$(CATMAN)'
 100         no_libsocket=1
 101         no_libnsl=1
 102         AC_DEFINE(BROKEN_INET_NTOA)
 103         ;;
 104 *-*-irix6*)
 105         CFLAGS="$CFLAGS -I/usr/local/include"
 106         LDFLAGS="$LDFLAGS"
 107         PATH="$PATH:/usr/etc"
 108         MANTYPE='$(CATMAN)'
 109         AC_DEFINE(WITH_IRIX_ARRAY)
 110         AC_DEFINE(WITH_IRIX_PROJECT)
 111         AC_DEFINE(WITH_IRIX_AUDIT)
 112         no_libsocket=1
 113         no_libnsl=1
 114         AC_DEFINE(BROKEN_INET_NTOA)
 115         ;;
 116 *-*-linux*)
 117         no_dev_ptmx=1
 118         AC_DEFINE(DONT_TRY_OTHER_AF)
 119         AC_DEFINE(PAM_TTY_KLUDGE)
 120         inet6_default_4in6=yes
 121         ;;
 122 *-*-netbsd*)
 123         need_dash_r=1
 124         ;;
 125 *-next-*)
 126         conf_lastlog_location="/usr/adm/lastlog"
 127         conf_utmp_location=/etc/utmp
 128         conf_wtmp_location=/usr/adm/wtmp
 129         MAIL=/usr/spool/mail
 130         AC_DEFINE(HAVE_NEXT)
 131         AC_DEFINE(BROKEN_REALPATH)
 132         CFLAGS="$CFLAGS -I/usr/local/include"
 133         ;;
 134 *-*-solaris*)
 135         CFLAGS="$CFLAGS -I/usr/local/include"
 136         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib -L/usr/ucblib -R/usr/ucblib"
 137         need_dash_r=1
 138         # hardwire lastlog location (can't detect it on some versions)
 139         conf_lastlog_location="/var/adm/lastlog"
 140         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 141         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 142         if test "$sol2ver" -ge 8; then
 143                 AC_MSG_RESULT(yes)
 144                 AC_DEFINE(DISABLE_UTMP)
 145                 AC_DEFINE(DISABLE_WTMP)
 146         else
 147                 AC_MSG_RESULT(no)
 148         fi
 149         ;;
 150 *-*-sunos4*)
 151         CFLAGS="$CFLAGS -DSUNOS4"
 152         AC_CHECK_FUNCS(getpwanam)
 153         conf_utmp_location=/etc/utmp
 154         conf_wtmp_location=/var/adm/wtmp
 155         conf_lastlog_location=/var/adm/lastlog
 156         AC_DEFINE(USE_PIPES)
 157         MANTYPE='$(CATMAN)'
 158         mansubdir=cat
 159         ;;
 160 *-sni-sysv*)
 161         CFLAGS="$CFLAGS -I/usr/local/include"
 162         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 163         MANTYPE='$(CATMAN)'
 164         AC_DEFINE(IP_TOS_IS_BROKEN)
 165         mansubdir=cat
 166         LIBS="$LIBS -lgen -lnsl -lucb"
 167         ;;
 168 *-*-sysv4.2*)
 169         CFLAGS="$CFLAGS -I/usr/local/include"
 170         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 171         MANTYPE='$(CATMAN)'
 172         mansubdir=cat
 173         LIBS="$LIBS -lgen -lsocket -lnsl -lresolv"
 174         enable_suid_ssh=no
 175         ;;
 176 *-*-sysv5*)
 177         CFLAGS="$CFLAGS -I/usr/local/include"
 178         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 179         MANTYPE='$(CATMAN)'
 180         mansubdir=cat
 181         LIBS="$LIBS -lgen -lsocket"
 182         enable_suid_ssh=no
 183         ;;
 184 *-*-sysv*)
 185         CFLAGS="$CFLAGS -I/usr/local/include"
 186         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 187         MANTYPE='$(CATMAN)'
 188         mansubdir=cat
 189         LIBS="$LIBS -lgen -lsocket"
 190         ;;
 191 *-*-sco3.2v4*)
 192         AC_DEFINE(USE_PIPES)
 193         CFLAGS="$CFLAGS -Dftruncate=chsize -I/usr/local/include"
 194         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 195         MANTYPE='$(CATMAN)'
 196         mansubdir=cat
 197         LIBS="$LIBS -lgen -lsocket -los -lprot -lx"
 198         no_dev_ptmx=1
 199         RANLIB=true
 200         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 201         rsh_path="/usr/bin/rcmd"
 202         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 203         ;;
 204 *-*-sco3.2v5*)
 205         CFLAGS="$CFLAGS -I/usr/local/include"
 206         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 207         MANTYPE='$(CATMAN)'
 208         mansubdir=cat
 209         LIBS="$LIBS -lgen -lsocket -lprot -lx"
 210         no_dev_ptmx=1
 211         rsh_path="/usr/bin/rcmd"
 212         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 213         ;;
 214 *-dec-osf*)
 215 # This is untested
 216         if test ! -z "USE_SIA" ; then
 217                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 218                 if test -f /etc/sia/matrix.conf; then
 219                         AC_MSG_RESULT(yes)
 220                         AC_DEFINE(HAVE_OSF_SIA)
 221                         AC_DEFINE(DISABLE_LOGIN)
 222                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 223                 else
 224                         AC_MSG_RESULT(no)
 225                 fi
 226         fi
 227         ;;
 228 esac
 229
 230 # Allow user to specify flags
 231 AC_ARG_WITH(cflags,
 232         [  --with-cflags           Specify additional flags to pass to compiler],
 233         [
 234                 if test "x$withval" != "xno" ; then
 235                         CFLAGS="$CFLAGS $withval"
 236                 fi
 237         ]
 238 )
 239 AC_ARG_WITH(ldflags,
 240         [  --with-ldlags           Specify additional flags to pass to linker],
 241         [
 242                 if test "x$withval" != "xno" ; then
 243                         LDFLAGS="$LDFLAGS $withval"
 244                 fi
 245         ]
 246 )
 247 AC_ARG_WITH(libs,
 248         [  --with-libs             Specify additional libraries to link with],
 249         [
 250                 if test "x$withval" != "xno" ; then
 251                         LIBS="$LIBS $withval"
 252                 fi
 253         ]
 254 )
 255
 256
 257 # Checks for libraries.
 258 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
 259 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 260 AC_CHECK_LIB(rx, regcomp, AC_DEFINE(HAVE_LIBRX) LIBS="$LIBS -lrx")
 261
 262 if test -z "$no_libsocket" ; then
 263         AC_CHECK_LIB(nsl, yp_match, , )
 264 fi
 265 if test -z "$no_libnsl" ; then
 266         AC_CHECK_LIB(socket, main, , )
 267 fi
 268
 269 # Checks for header files.
 270 AC_CHECK_HEADERS(bstring.h endian.h floatingpoint.h getopt.h lastlog.h limits.h login.h login_cap.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h shadow.h security/pam_appl.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/select.h sys/stat.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h sys/un.h stddef.h time.h ttyent.h usersec.h util.h utmp.h utmpx.h vis.h)
 271
 272 dnl    Checks for library functions.
 273 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_af clock fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getnameinfo getrusage getttyent inet_aton inet_ntoa innetgr login_getcapbool md5_crypt memmove mkdtemp on_exit openpty realpath rresvport_af setenv seteuid setlogin setproctitle setreuid setrlimit sigaction sigvec snprintf strerror strlcat strlcpy strsep strtok_r vsnprintf vhangup vis _getpty __b64_ntop)
 274 dnl    Checks for time functions
 275 AC_CHECK_FUNCS(gettimeofday time)
 276 dnl    Checks for libutil functions
 277 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 278 dnl    Checks for utmp functions
 279 AC_CHECK_FUNCS(entutent getutent getutid getutline pututline setutent)
 280 AC_CHECK_FUNCS(utmpname)
 281 dnl    Checks for utmpx functions
 282 AC_CHECK_FUNCS(entutxent getutxent getutxid getutxline pututxline )
 283 AC_CHECK_FUNCS(setutxent utmpxname)
 284
 285 AC_CHECK_FUNC(getuserattr,
 286         [AC_DEFINE(HAVE_GETUSERATTR)],
 287         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 288 )
 289
 290 AC_CHECK_FUNC(login,
 291         [AC_DEFINE(HAVE_LOGIN)],
 292         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 293 )
 294
 295 AC_CHECK_FUNC(daemon,
 296         [AC_DEFINE(HAVE_DAEMON)],
 297         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 298 )
 299
 300 AC_CHECK_FUNC(getpagesize,
 301         [AC_DEFINE(HAVE_GETPAGESIZE)],
 302         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 303 )
 304
 305 # Check for broken snprintf
 306 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 307         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 308         AC_TRY_RUN(
 309                 [
 310 #include <stdio.h>
 311 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 312                 ],
 313                 [AC_MSG_RESULT(yes)],
 314                 [
 315                         AC_MSG_RESULT(no)
 316                         AC_DEFINE(BROKEN_SNPRINTF)
 317                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 318                 ]
 319         )
 320 fi
 321
 322 AC_FUNC_GETPGRP
 323
 324 PAM_MSG="no"
 325 AC_ARG_WITH(pam,
 326         [  --without-pam           Disable PAM support ],
 327         [
 328                 if test "x$withval" = "xno" ; then
 329                         no_pam=1
 330                         AC_DEFINE(DISABLE_PAM)
 331                         PAM_MSG="disabled"
 332                 fi
 333         ]
 334 )
 335 if (test -z "$no_pam" && test "x$ac_cv_header_security_pam_appl_h" = "xyes") ; then
 336         AC_CHECK_LIB(dl, dlopen, , )
 337         LIBS="$LIBS -lpam"
 338
 339         AC_CHECK_FUNCS(pam_getenvlist)
 340
 341         disable_shadow=yes
 342
 343         PAM_MSG="yes"
 344
 345         # Check PAM strerror arguments (old PAM)
 346         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 347         AC_TRY_COMPILE(
 348                 [
 349 #include <stdlib.h>
 350 #include <security/pam_appl.h>
 351                 ],
 352                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 353                 [AC_MSG_RESULT(no)],
 354                 [
 355                         AC_DEFINE(HAVE_OLD_PAM)
 356                         AC_MSG_RESULT(yes)
 357                         PAM_MSG="yes (old library)"
 358                 ]
 359         )
 360 fi
 361
 362 # The big search for OpenSSL
 363 AC_ARG_WITH(ssl-dir,
 364         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 365         [
 366                 if test "x$withval" != "$xno" ; then
 367                         tryssldir=$withval
 368                 fi
 369         ]
 370 )
 371
 372 saved_LIBS="$LIBS"
 373 saved_LDFLAGS="$LDFLAGS"
 374 saved_CFLAGS="$CFLAGS"
 375 if test "x$prefix" != "xNONE" ; then
 376         tryssldir="$tryssldir $prefix"
 377 fi
 378 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 379
 380         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 381                 if test ! -z "$ssldir" ; then
 382                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 383                         CFLAGS="$saved_CFLAGS -I$ssldir/include"
 384                         if test ! -z "$need_dash_r" ; then
 385                                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 386                         fi
 387                 else
 388                         LDFLAGS="$saved_LDFLAGS"
 389                 fi
 390
 391                 LIBS="$saved_LIBS -lcrypto"
 392
 393                 # Basic test to check for compatible version and correct linking
 394                 # *does not* test for RSA - that comes later.
 395                 AC_TRY_RUN(
 396                         [
 397 #include <string.h>
 398 #include <openssl/rand.h>
 399 int main(void)
 400 {
 401         char a[2048];
 402         memset(a, 0, sizeof(a));
 403         RAND_add(a, sizeof(a), sizeof(a));
 404         return(RAND_status() <= 0);
 405 }
 406                         ],
 407                         [
 408                                 found_crypto=1
 409                                 break;
 410                         ], []
 411                 )
 412
 413                 if test ! -z "$found_crypto" ; then
 414                         break;
 415                 fi
 416         done
 417
 418         if test -z "$found_crypto" ; then
 419                 AC_MSG_ERROR([Could not find working SSLeay / OpenSSL libraries, please install])
 420         fi
 421         if test -z "$ssldir" ; then
 422                 ssldir="(system)"
 423         fi
 424
 425         ac_cv_openssldir=$ssldir
 426 ])
 427
 428 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 429         AC_DEFINE(HAVE_OPENSSL)
 430         dnl Need to recover ssldir - test above runs in subshell
 431         ssldir=$ac_cv_openssldir
 432         CFLAGS="$saved_CFLAGS -I$ssldir/include"
 433         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 434         if test ! -z "$need_dash_r" ; then
 435                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 436         fi
 437         if test ! -z "$blibpath" ; then
 438                 blibpath="$blibpath:$ssldir:$ssldir/lib"
 439         fi
 440 fi
 441 LIBS="$saved_LIBS -lcrypto"
 442
 443 # Now test RSA support
 444 saved_LIBS="$LIBS"
 445 AC_MSG_CHECKING([for RSA support])
 446 for WANTS_RSAREF in "" 1 ; do
 447         if test -z "$WANTS_RSAREF" ; then
 448                 LIBS="$saved_LIBS"
 449         else
 450                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 451         fi
 452         AC_TRY_RUN([
 453 #include <string.h>
 454 #include <openssl/rand.h>
 455 #include <openssl/rsa.h>
 456 #include <openssl/bn.h>
 457 #include <openssl/sha.h>
 458 int main(void)
 459 {
 460         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 461         unsigned char c[256], p[256];
 462         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 463         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 464         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 465         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 466 }
 467         ],
 468         [
 469                 rsa_works=1
 470                 break;
 471         ], [])
 472 done
 473
 474 if test ! -z "$no_rsa" ; then
 475         AC_MSG_RESULT(disabled)
 476         RSA_MSG="disabled"
 477 else
 478         if test -z "$rsa_works" ; then
 479                 AC_MSG_WARN([*** No RSA support found *** ])
 480                 RSA_MSG="no"
 481         else
 482                 if test -z "$WANTS_RSAREF" ; then
 483                         AC_MSG_RESULT(yes)
 484                         RSA_MSG="yes"
 485                 else
 486                         RSA_MSG="yes (using RSAref)"
 487                         AC_MSG_RESULT(using RSAref)
 488                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 489                 fi
 490         fi
 491 fi
 492
 493 # Checks for data types
 494 AC_CHECK_SIZEOF(char, 1)
 495 AC_CHECK_SIZEOF(short int, 2)
 496 AC_CHECK_SIZEOF(int, 4)
 497 AC_CHECK_SIZEOF(long int, 4)
 498 AC_CHECK_SIZEOF(long long int, 8)
 499
 500 # More checks for data types
 501 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 502         AC_TRY_COMPILE(
 503                 [ #include <sys/types.h> ],
 504                 [ u_int a; a = 1;],
 505                 [ ac_cv_have_u_int="yes" ],
 506                 [ ac_cv_have_u_int="no" ]
 507         )
 508 ])
 509 if test "x$ac_cv_have_u_int" = "xyes" ; then
 510         AC_DEFINE(HAVE_U_INT)
 511         have_u_int=1
 512 fi
 513
 514 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 515         AC_TRY_COMPILE(
 516                 [ #include <sys/types.h> ],
 517                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 518                 [ ac_cv_have_intxx_t="yes" ],
 519                 [ ac_cv_have_intxx_t="no" ]
 520         )
 521 ])
 522 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 523         AC_DEFINE(HAVE_INTXX_T)
 524         have_intxx_t=1
 525 fi
 526
 527 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
 528         AC_TRY_COMPILE(
 529                 [ #include <sys/types.h> ],
 530                 [ int64_t a; a = 1;],
 531                 [ ac_cv_have_int64_t="yes" ],
 532                 [ ac_cv_have_int64_t="no" ]
 533         )
 534 ])
 535 if test "x$ac_cv_have_int64_t" = "xyes" ; then
 536         AC_DEFINE(HAVE_INT64_T)
 537         have_int64_t=1
 538 fi
 539
 540 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 541         AC_TRY_COMPILE(
 542                 [ #include <sys/types.h> ],
 543                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 544                 [ ac_cv_have_u_intxx_t="yes" ],
 545                 [ ac_cv_have_u_intxx_t="no" ]
 546         )
 547 ])
 548 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 549         AC_DEFINE(HAVE_U_INTXX_T)
 550         have_u_intxx_t=1
 551 fi
 552
 553 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
 554         AC_TRY_COMPILE(
 555                 [ #include <sys/types.h> ],
 556                 [ u_int64_t a; a = 1;],
 557                 [ ac_cv_have_u_int64_t="yes" ],
 558                 [ ac_cv_have_u_int64_t="no" ]
 559         )
 560 ])
 561 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
 562         AC_DEFINE(HAVE_U_INT64_T)
 563         have_u_int64_t=1
 564 fi
 565
 566 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 567            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 568 then
 569         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 570         AC_TRY_COMPILE(
 571                 [
 572 #include <sys/bitypes.h>
 573                 ],
 574                 [
 575                         int8_t a; int16_t b; int32_t c;
 576                         u_int8_t e; u_int16_t f; u_int32_t g;
 577                         a = b = c = e = f = g = 1;
 578                 ],
 579                 [
 580                         AC_DEFINE(HAVE_U_INTXX_T)
 581                         AC_DEFINE(HAVE_INTXX_T)
 582                         AC_MSG_RESULT(yes)
 583                 ],
 584                 [AC_MSG_RESULT(no)]
 585         )
 586 fi
 587
 588 if test -z "$have_u_intxx_t" ; then
 589         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 590                 AC_TRY_COMPILE(
 591                         [
 592 #include <sys/types.h>
 593                         ],
 594                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 595                         [ ac_cv_have_uintxx_t="yes" ],
 596                         [ ac_cv_have_uintxx_t="no" ]
 597                 )
 598         ])
 599         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 600                 AC_DEFINE(HAVE_UINTXX_T)
 601         fi
 602 fi
 603
 604 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 605         AC_TRY_COMPILE(
 606                 [
 607 #include <sys/types.h>
 608 #include <sys/socket.h>
 609                 ],
 610                 [socklen_t foo; foo = 1235;],
 611                 [ ac_cv_have_socklen_t="yes" ],
 612                 [ ac_cv_have_socklen_t="no" ]
 613         )
 614 ])
 615 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 616         AC_DEFINE(HAVE_SOCKLEN_T)
 617 fi
 618
 619 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 620         AC_TRY_COMPILE(
 621                 [
 622 #include <sys/types.h>
 623                 ],
 624                 [ size_t foo; foo = 1235; ],
 625                 [ ac_cv_have_size_t="yes" ],
 626                 [ ac_cv_have_size_t="no" ]
 627         )
 628 ])
 629 if test "x$ac_cv_have_size_t" = "xyes" ; then
 630         AC_DEFINE(HAVE_SIZE_T)
 631 fi
 632
 633 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 634         AC_TRY_COMPILE(
 635                 [
 636 #include <sys/types.h>
 637                 ],
 638                 [ ssize_t foo; foo = 1235; ],
 639                 [ ac_cv_have_ssize_t="yes" ],
 640                 [ ac_cv_have_ssize_t="no" ]
 641         )
 642 ])
 643 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 644         AC_DEFINE(HAVE_SSIZE_T)
 645 fi
 646
 647 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 648         AC_TRY_COMPILE(
 649                 [
 650 #include <sys/types.h>
 651 #include <sys/socket.h>
 652                 ],
 653                 [ sa_family_t foo; foo = 1235; ],
 654                 [ ac_cv_have_sa_family_t="yes" ],
 655                 [ AC_TRY_COMPILE(
 656                   [
 657 #include <sys/types.h>
 658 #include <sys/socket.h>
 659 #include <netinet/in.h>
 660                 ],
 661                 [ sa_family_t foo; foo = 1235; ],
 662                 [ ac_cv_have_sa_family_t="yes" ],
 663
 664                 [ ac_cv_have_sa_family_t="no" ]
 665         )]
 666         )
 667 ])
 668 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 669         AC_DEFINE(HAVE_SA_FAMILY_T)
 670 fi
 671
 672 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 673         AC_TRY_COMPILE(
 674                 [
 675 #include <sys/types.h>
 676                 ],
 677                 [ pid_t foo; foo = 1235; ],
 678                 [ ac_cv_have_pid_t="yes" ],
 679                 [ ac_cv_have_pid_t="no" ]
 680         )
 681 ])
 682 if test "x$ac_cv_have_pid_t" = "xyes" ; then
 683         AC_DEFINE(HAVE_PID_T)
 684 fi
 685
 686 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
 687         AC_TRY_COMPILE(
 688                 [
 689 #include <sys/types.h>
 690                 ],
 691                 [ mode_t foo; foo = 1235; ],
 692                 [ ac_cv_have_mode_t="yes" ],
 693                 [ ac_cv_have_mode_t="no" ]
 694         )
 695 ])
 696 if test "x$ac_cv_have_mode_t" = "xyes" ; then
 697         AC_DEFINE(HAVE_MODE_T)
 698 fi
 699
 700
 701 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
 702         AC_TRY_COMPILE(
 703                 [
 704 #include <sys/types.h>
 705 #include <sys/socket.h>
 706                 ],
 707                 [ struct sockaddr_storage s; ],
 708                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
 709                 [ ac_cv_have_struct_sockaddr_storage="no" ]
 710         )
 711 ])
 712 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
 713         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
 714 fi
 715
 716 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
 717         AC_TRY_COMPILE(
 718                 [
 719 #include <sys/types.h>
 720 #include <netinet/in.h>
 721                 ],
 722                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
 723                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
 724                 [ ac_cv_have_struct_sockaddr_in6="no" ]
 725         )
 726 ])
 727 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
 728         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
 729 fi
 730
 731 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
 732         AC_TRY_COMPILE(
 733                 [
 734 #include <sys/types.h>
 735 #include <netinet/in.h>
 736                 ],
 737                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
 738                 [ ac_cv_have_struct_in6_addr="yes" ],
 739                 [ ac_cv_have_struct_in6_addr="no" ]
 740         )
 741 ])
 742 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
 743         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
 744 fi
 745
 746 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
 747         AC_TRY_COMPILE(
 748                 [
 749 #include <sys/types.h>
 750 #include <sys/socket.h>
 751 #include <netdb.h>
 752                 ],
 753                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
 754                 [ ac_cv_have_struct_addrinfo="yes" ],
 755                 [ ac_cv_have_struct_addrinfo="no" ]
 756         )
 757 ])
 758 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
 759         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
 760 fi
 761
 762 dnl Checks for structure members
 763 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
 764 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
 765 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
 766 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
 767 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
 768 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
 769 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
 770 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
 771 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
 772 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
 773 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
 774 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
 775 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
 776 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
 777 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
 778 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
 779 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
 780 AC_STRUCT_ST_BLKSIZE
 781
 782 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
 783                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
 784         AC_TRY_COMPILE(
 785                 [
 786 #include <sys/types.h>
 787 #include <sys/socket.h>
 788                 ],
 789                 [ struct sockaddr_un s; s.sun_len = 1; ],
 790                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
 791                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
 792         )
 793 ])
 794 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
 795         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
 796 fi
 797
 798 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
 799                 ac_cv_have_ss_family_in_struct_ss, [
 800         AC_TRY_COMPILE(
 801                 [
 802 #include <sys/types.h>
 803 #include <sys/socket.h>
 804                 ],
 805                 [ struct sockaddr_storage s; s.ss_family = 1; ],
 806                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
 807                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
 808         )
 809 ])
 810 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
 811         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
 812 fi
 813
 814 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
 815                 ac_cv_have___ss_family_in_struct_ss, [
 816         AC_TRY_COMPILE(
 817                 [
 818 #include <sys/types.h>
 819 #include <sys/socket.h>
 820                 ],
 821                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
 822                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
 823                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
 824         )
 825 ])
 826 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
 827         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
 828 fi
 829
 830 AC_CACHE_CHECK([for pw_class field in struct passwd],
 831                 ac_cv_have_pw_class_in_struct_passwd, [
 832         AC_TRY_COMPILE(
 833                 [
 834 #include <pwd.h>
 835                 ],
 836                 [ struct passwd p; p.pw_class = 0; ],
 837                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
 838                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
 839         )
 840 ])
 841 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
 842         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
 843 fi
 844
 845
 846 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
 847         AC_TRY_LINK([],
 848                 [ extern char *__progname; printf("%s", __progname); ],
 849                 [ ac_cv_libc_defines___progname="yes" ],
 850                 [ ac_cv_libc_defines___progname="no" ]
 851         )
 852 ])
 853 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
 854         AC_DEFINE(HAVE___PROGNAME)
 855 fi
 856
 857
 858 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
 859         AC_TRY_LINK([],
 860                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
 861                 [ ac_cv_libc_defines_sys_errlist="yes" ],
 862                 [ ac_cv_libc_defines_sys_errlist="no" ]
 863         )
 864 ])
 865 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
 866         AC_DEFINE(HAVE_SYS_ERRLIST)
 867 fi
 868
 869
 870 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
 871         AC_TRY_LINK([],
 872                 [ extern int sys_nerr; printf("%i", sys_nerr);],
 873                 [ ac_cv_libc_defines_sys_nerr="yes" ],
 874                 [ ac_cv_libc_defines_sys_nerr="no" ]
 875         )
 876 ])
 877 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
 878         AC_DEFINE(HAVE_SYS_NERR)
 879 fi
 880
 881
 882 # Looking for programs, paths and files
 883 AC_ARG_WITH(rsh,
 884         [  --with-rsh=PATH         Specify path to remote shell program ],
 885         [
 886                 if test "x$withval" != "$no" ; then
 887                         rsh_path=$withval
 888                 fi
 889         ],
 890         [
 891                 AC_PATH_PROG(rsh_path, rsh)
 892         ]
 893 )
 894
 895 AC_ARG_WITH(xauth,
 896         [  --with-xauth=PATH       Specify path to xauth program ],
 897         [
 898                 if test "x$withval" != "$xno" ; then
 899                         xauth_path=$withval
 900                 fi
 901         ],
 902         [
 903                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
 904                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
 905                         xauth_path="/usr/openwin/bin/xauth"
 906                 fi
 907         ]
 908 )
 909
 910 if test ! -z "$xauth_path" ; then
 911         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
 912 fi
 913 if test ! -z "$rsh_path" ; then
 914         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
 915 fi
 916
 917 # Check for mail directory (last resort if we cannot get it from headers)
 918 if test ! -z "$MAIL" ; then
 919         maildir=`dirname $MAIL`
 920         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
 921 fi
 922
 923 if test -z "$no_dev_ptmx" ; then
 924         AC_CHECK_FILE("/dev/ptmx",
 925                 [
 926                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
 927                         have_dev_ptmx=1
 928                 ]
 929         )
 930 fi
 931 AC_CHECK_FILE("/dev/ptc",
 932         [
 933                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
 934                 have_dev_ptc=1
 935         ]
 936 )
 937
 938 # Options from here on. Some of these are preset by platform above
 939
 940 # Check for user-specified random device, otherwise check /dev/urandom
 941 AC_ARG_WITH(random,
 942         [  --with-random=FILE      read randomness from FILE (default=/dev/urandom)],
 943         [
 944                 if test "x$withval" != "xno" ; then
 945                         RANDOM_POOL="$withval";
 946                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 947                 fi
 948         ],
 949         [
 950                 # Check for random device
 951                 AC_CHECK_FILE("/dev/urandom",
 952                         [
 953                                 RANDOM_POOL="/dev/urandom";
 954                                 AC_SUBST(RANDOM_POOL)
 955                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 956                         ]
 957                 )
 958         ]
 959 )
 960
 961 # Check for EGD pool file
 962 AC_ARG_WITH(egd-pool,
 963         [  --with-egd-pool=FILE    read randomness from EGD pool FILE (default none)],
 964         [
 965                 if test "x$withval" != "xno" ; then
 966                         EGD_SOCKET="$withval";
 967                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
 968                 fi
 969         ]
 970 )
 971
 972 # detect pathnames for entropy gathering commands, if we need them
 973 INSTALL_SSH_PRNG_CMDS=""
 974 rm -f prng_commands
 975 if (test -z "$RANDOM_POOL" && test -z "$EGD_SOCKET") ; then
 976         # Use these commands to collect entropy
 977         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 978         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
 979         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
 980         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
 981         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
 982         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
 983         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
 984         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
 985         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
 986         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
 987         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
 988         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
 989         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
 990         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
 991         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
 992
 993         INSTALL_SSH_PRNG_CMDS="yes"
 994 fi
 995 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
 996
 997
 998 AC_ARG_WITH(catman,
 999         [  --with-catman=man|cat   Install preformatted manpages[no]],
1000         [
1001                 MANTYPE='$(CATMAN)'
1002                 if test x"$withval" != x"yes" ; then
1003                    mansubdir=$withval
1004                 else
1005                    mansubdir=cat
1006                 fi
1007         ], [
1008                 if test -z "$MANTYPE" ; then
1009                         MANTYPE='$(TROFFMAN)'
1010                         mansubdir=man
1011                 fi
1012         ]
1013 )
1014 AC_SUBST(MANTYPE)
1015 AC_SUBST(mansubdir)
1016
1017 # Check whether user wants Kerberos support
1018 KRB4_MSG="no"
1019 AC_ARG_WITH(kerberos4,
1020         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1021         [
1022                 if test "x$withval" != "xno" ; then
1023
1024                         if test "x$withval" != "$xyes" ; then
1025                                 CFLAGS="$CFLAGS -I${withval}/include"
1026                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1027                                 if test ! -z "$need_dash_r" ; then
1028                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1029                                 fi
1030                                 if test ! -z "$blibpath" ; then
1031                                         blibpath="$blibpath:${withval}/lib"
1032                                 fi
1033                         else
1034                                 if test -d /usr/include/kerberosIV ; then
1035                                         CFLAGS="$CFLAGS -I/usr/include/kerberosIV"
1036                                 fi
1037                         fi
1038
1039                         AC_CHECK_HEADERS(krb.h)
1040                         AC_CHECK_LIB(krb, main)
1041                         if test "$ac_cv_header_krb_h" != yes; then
1042                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1043                         fi
1044                         if test "$ac_cv_lib_krb_main" != yes; then
1045                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
1046                         fi
1047
1048                         KLIBS="-lkrb -ldes"
1049                         AC_CHECK_LIB(resolv, dn_expand, , )
1050                         KRB4=yes
1051                         KRB4_MSG="yes"
1052                         AC_DEFINE(KRB4)
1053                 fi
1054         ]
1055 )
1056
1057 # Check whether user wants AFS support
1058 AFS_MSG="no"
1059 AC_ARG_WITH(afs,
1060         [  --with-afs=PATH         Enable AFS support],
1061         [
1062                 if test "x$withval" != "xno" ; then
1063
1064                         if test "x$withval" != "$xyes" ; then
1065                                 CFLAGS="$CFLAGS -I${withval}/include"
1066                                 LFLAGS="$LFLAGS -L${withval}/lib"
1067                         fi
1068
1069                         if test -z "$KRB4" ; then
1070                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1071                         fi
1072
1073                         LIBS="$LIBS -lkafs"
1074                         if test ! -z "$AFS_LIBS" ; then
1075                                 LIBS="$LIBS $AFS_LIBS"
1076                         fi
1077                         AC_DEFINE(AFS)
1078                         AFS_MSG="yes"
1079                 fi
1080         ]
1081 )
1082 LIBS="$LIBS $KLIBS"
1083
1084 # Check whether user wants S/Key support
1085 SKEY_MSG="no"
1086 AC_ARG_WITH(skey,
1087         [  --with-skey             Enable S/Key support],
1088         [
1089                 if test "x$withval" != "xno" ; then
1090                         AC_DEFINE(SKEY)
1091                         LIBS="$LIBS -lskey"
1092                         SKEY_MSG="yes"
1093                 fi
1094         ]
1095 )
1096
1097 # Check whether user wants TCP wrappers support
1098 TCPW_MSG="no"
1099 AC_ARG_WITH(tcp-wrappers,
1100         [  --with-tcp-wrappers     Enable tcpwrappers support],
1101         [
1102                 if test "x$withval" != "xno" ; then
1103                         saved_LIBS="$LIBS"
1104                         LIBS="$LIBS -lwrap"
1105                         AC_MSG_CHECKING(for libwrap)
1106                         AC_TRY_LINK(
1107                                 [
1108 #include <tcpd.h>
1109                                         int deny_severity = 0, allow_severity = 0;
1110                                 ],
1111                                 [hosts_access(0);],
1112                                 [
1113                                         AC_MSG_RESULT(yes)
1114                                         AC_DEFINE(LIBWRAP)
1115                                         TCPW_MSG="yes"
1116                                 ],
1117                                 [
1118                                         AC_MSG_ERROR([*** libwrap missing])
1119                                 ]
1120                         )
1121                 fi
1122         ]
1123 )
1124
1125 # Check whether to enable MD5 passwords
1126 MD5_MSG="no"
1127 AC_ARG_WITH(md5-passwords,
1128         [  --with-md5-passwords    Enable use of MD5 passwords],
1129         [
1130                 if test "x$withval" != "xno" ; then
1131                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1132                         MD5_MSG="yes"
1133                 fi
1134         ]
1135 )
1136
1137 # Whether to disable shadow password support
1138 AC_ARG_WITH(shadow,
1139         [  --without-shadow        Disable shadow password support],
1140         [
1141                 if test "x$withval" = "xno" ; then
1142                         AC_DEFINE(DISABLE_SHADOW)
1143                         disable_shadow=yes
1144                 fi
1145         ]
1146 )
1147
1148 if test -z "$disable_shadow" ; then
1149         AC_MSG_CHECKING([if the systems has expire shadow information])
1150         AC_TRY_COMPILE(
1151         [
1152 #include <sys/types.h>
1153 #include <shadow.h>
1154         struct spwd sp;
1155         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1156         [ sp_expire_available=yes ], []
1157         )
1158
1159         if test "x$sp_expire_available" = "xyes" ; then
1160                 AC_MSG_RESULT(yes)
1161                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1162         else
1163                 AC_MSG_RESULT(no)
1164         fi
1165 fi
1166
1167 # Use ip address instead of hostname in $DISPLAY
1168 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1169         DISPLAY_HACK_MSG="yes"
1170         AC_DEFINE(IPADDR_IN_DISPLAY)
1171 else
1172         DISPLAY_HACK_MSG="no"
1173         AC_ARG_WITH(ipaddr-display,
1174                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1175                 [
1176                         if test "x$withval" != "xno" ; then
1177                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1178                                 DISPLAY_HACK_MSG="yes"
1179                         fi
1180                 ]
1181         )
1182 fi
1183
1184 # Whether to mess with the default path
1185 SERVER_PATH_MSG="(default)"
1186 AC_ARG_WITH(default-path,
1187         [  --with-default-path=PATH Specify default \$PATH environment for server],
1188         [
1189                 if test "x$withval" != "xno" ; then
1190                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
1191                         SERVER_PATH_MSG="$withval"
1192                 fi
1193         ]
1194 )
1195
1196 # Whether to force IPv4 by default (needed on broken glibc Linux)
1197 IPV4_HACK_MSG="no"
1198 AC_ARG_WITH(ipv4-default,
1199         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1200         [
1201                 if test "x$withval" != "xno" ; then
1202                         AC_DEFINE(IPV4_DEFAULT)
1203                         IPV4_HACK_MSG="yes"
1204                 fi
1205         ]
1206 )
1207
1208 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1209 IPV4_IN6_HACK_MSG="no"
1210 AC_ARG_WITH(4in6,
1211         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1212         [
1213                 if test "x$withval" != "xno" ; then
1214                         AC_MSG_RESULT(yes)
1215                         AC_DEFINE(IPV4_IN_IPV6)
1216                         IPV4_IN6_HACK_MSG="yes"
1217                 else
1218                         AC_MSG_RESULT(no)
1219                 fi
1220         ],[
1221                 if test "x$inet6_default_4in6" = "xyes"; then
1222                         AC_MSG_RESULT([yes (default)])
1223                         AC_DEFINE(IPV4_IN_IPV6)
1224                         IPV4_IN6_HACK_MSG="yes"
1225                 else
1226                         AC_MSG_RESULT([no (default)])
1227                 fi
1228         ]
1229 )
1230
1231 AC_MSG_CHECKING(whether to install ssh as suid root)
1232 AC_ARG_ENABLE(suid-ssh,
1233 [  --enable-suid-ssh       Install ssh as suid root (default)
1234   --disable-suid-ssh      Install ssh without suid bit],
1235 [ case "$enableval" in
1236   no)
1237        AC_MSG_RESULT(no)
1238        SSHMODE=0711
1239        ;;
1240   *)   AC_MSG_RESULT(yes)
1241        SSHMODE=04711
1242        ;;
1243   esac ],
1244   AC_MSG_RESULT(yes)
1245   SSHMODE=04711
1246 )
1247 AC_SUBST(SSHMODE)
1248
1249
1250 # Where to place sshd.pid
1251 piddir=/var/run
1252 AC_ARG_WITH(pid-dir,
1253         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1254         [
1255                 if test "x$withval" != "xno" ; then
1256                         piddir=$withval
1257                 fi
1258         ]
1259 )
1260
1261 # make sure the directory exists
1262 if test ! -d $piddir ; then
1263         piddir=`eval echo ${sysconfdir}`
1264         case $piddir in
1265                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1266         esac
1267 fi
1268
1269 AC_DEFINE_UNQUOTED(PIDDIR, "$piddir")
1270 AC_SUBST(piddir)
1271
1272 dnl allow user to disable some login recording features
1273 AC_ARG_ENABLE(lastlog,
1274         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1275         [ AC_DEFINE(DISABLE_LASTLOG) ]
1276 )
1277 AC_ARG_ENABLE(utmp,
1278         [  --disable-utmp          disable use of utmp even if detected [no]],
1279         [ AC_DEFINE(DISABLE_UTMP) ]
1280 )
1281 AC_ARG_ENABLE(utmpx,
1282         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1283         [ AC_DEFINE(DISABLE_UTMPX) ]
1284 )
1285 AC_ARG_ENABLE(wtmp,
1286         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1287         [ AC_DEFINE(DISABLE_WTMP) ]
1288 )
1289 AC_ARG_ENABLE(wtmpx,
1290         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1291         [ AC_DEFINE(DISABLE_WTMPX) ]
1292 )
1293 AC_ARG_ENABLE(libutil,
1294         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1295         [ AC_DEFINE(DISABLE_LOGIN) ]
1296 )
1297 AC_ARG_ENABLE(pututline,
1298         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1299         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1300 )
1301 AC_ARG_ENABLE(pututxline,
1302         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1303         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1304 )
1305 AC_ARG_WITH(lastlog,
1306   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1307   [ conf_lastlog_location="$withval";  ],)
1308
1309 dnl lastlog, [uw]tmpx? detection
1310 dnl  NOTE: set the paths in the platform section to avoid the
1311 dnl   need for command-line parameters
1312 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1313
1314 dnl lastlog detection
1315 dnl  NOTE: the code itself will detect if lastlog is a directory
1316 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1317 AC_TRY_COMPILE([
1318 #include <sys/types.h>
1319 #include <utmp.h>
1320 #ifdef HAVE_LASTLOG_H
1321 #  include <lastlog.h>
1322 #endif
1323 #ifdef HAVE_PATHS_H
1324 #  include <paths.h>
1325 #endif
1326         ],
1327         [ char *lastlog = LASTLOG_FILE; ],
1328         [ AC_MSG_RESULT(yes) ],
1329         [
1330                 AC_MSG_RESULT(no)
1331                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1332                 AC_TRY_COMPILE([
1333 #include <sys/types.h>
1334 #include <utmp.h>
1335 #ifdef HAVE_LASTLOG_H
1336 #  include <lastlog.h>
1337 #endif
1338 #ifdef HAVE_PATHS_H
1339 #  include <paths.h>
1340 #endif
1341                 ],
1342                 [ char *lastlog = _PATH_LASTLOG; ],
1343                 [ AC_MSG_RESULT(yes) ],
1344                 [
1345                         AC_MSG_RESULT(no)
1346                         system_lastlog_path=no
1347                 ])
1348         ]
1349 )
1350
1351 if test -z "$conf_lastlog_location"; then
1352         if test x"$system_lastlog_path" = x"no" ; then
1353                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1354                                 if (test -d "$f" || test -f "$f") ; then
1355                                         conf_lastlog_location=$f
1356                                 fi
1357                 done
1358                 if test -z "$conf_lastlog_location"; then
1359                         AC_MSG_WARN([** Cannot find lastlog **])
1360                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1361                 fi
1362         fi
1363 fi
1364
1365 if test -n "$conf_lastlog_location"; then
1366         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1367 fi
1368
1369 dnl utmp detection
1370 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1371 AC_TRY_COMPILE([
1372 #include <sys/types.h>
1373 #include <utmp.h>
1374 #ifdef HAVE_PATHS_H
1375 #  include <paths.h>
1376 #endif
1377         ],
1378         [ char *utmp = UTMP_FILE; ],
1379         [ AC_MSG_RESULT(yes) ],
1380         [ AC_MSG_RESULT(no)
1381           system_utmp_path=no ]
1382 )
1383 if test -z "$conf_utmp_location"; then
1384         if test x"$system_utmp_path" = x"no" ; then
1385                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1386                         if test -f $f ; then
1387                                 conf_utmp_location=$f
1388                         fi
1389                 done
1390                 if test -z "$conf_utmp_location"; then
1391                         AC_DEFINE(DISABLE_UTMP)
1392                 fi
1393         fi
1394 fi
1395 if test -n "$conf_utmp_location"; then
1396         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1397 fi
1398
1399 dnl wtmp detection
1400 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1401 AC_TRY_COMPILE([
1402 #include <sys/types.h>
1403 #include <utmp.h>
1404 #ifdef HAVE_PATHS_H
1405 #  include <paths.h>
1406 #endif
1407         ],
1408         [ char *wtmp = WTMP_FILE; ],
1409         [ AC_MSG_RESULT(yes) ],
1410         [ AC_MSG_RESULT(no)
1411           system_wtmp_path=no ]
1412 )
1413 if test -z "$conf_wtmp_location"; then
1414         if test x"$system_wtmp_path" = x"no" ; then
1415                 for f in /usr/adm/wtmp /var/log/wtmp; do
1416                         if test -f $f ; then
1417                                 conf_wtmp_location=$f
1418                         fi
1419                 done
1420                 if test -z "$conf_wtmp_location"; then
1421                         AC_DEFINE(DISABLE_WTMP)
1422                 fi
1423         fi
1424 fi
1425 if test -n "$conf_wtmp_location"; then
1426         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1427 fi
1428
1429
1430 dnl utmpx detection - I don't know any system so perverse as to require
1431 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1432 dnl  there, though.
1433 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1434 AC_TRY_COMPILE([
1435 #include <sys/types.h>
1436 #include <utmp.h>
1437 #ifdef HAVE_UTMPX_H
1438 #include <utmpx.h>
1439 #endif
1440 #ifdef HAVE_PATHS_H
1441 #  include <paths.h>
1442 #endif
1443         ],
1444         [ char *utmpx = UTMPX_FILE; ],
1445         [ AC_MSG_RESULT(yes) ],
1446         [ AC_MSG_RESULT(no)
1447           system_utmpx_path=no ]
1448 )
1449 if test -z "$conf_utmpx_location"; then
1450         if test x"$system_utmpx_path" = x"no" ; then
1451                 AC_DEFINE(DISABLE_UTMPX)
1452         fi
1453 else
1454         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1455 fi
1456
1457 dnl wtmpx detection
1458 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1459 AC_TRY_COMPILE([
1460 #include <sys/types.h>
1461 #include <utmp.h>
1462 #ifdef HAVE_UTMPX_H
1463 #include <utmpx.h>
1464 #endif
1465 #ifdef HAVE_PATHS_H
1466 #  include <paths.h>
1467 #endif
1468         ],
1469         [ char *wtmpx = WTMPX_FILE; ],
1470         [ AC_MSG_RESULT(yes) ],
1471         [ AC_MSG_RESULT(no)
1472           system_wtmpx_path=no ]
1473 )
1474 if test -z "$conf_wtmpx_location"; then
1475         if test x"$system_wtmpx_path" = x"no" ; then
1476                 AC_DEFINE(DISABLE_WTMPX)
1477         fi
1478 else
1479         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1480 fi
1481
1482
1483 # Change default command timeout for builtin PRNG
1484 entropy_timeout=200
1485 AC_ARG_WITH(entropy-timeout,
1486         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1487         [
1488                 if test "x$withval" != "xno" ; then
1489                         entropy_timeout=$withval
1490                 fi
1491         ]
1492 )
1493 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1494
1495
1496 if test ! -z "$blibpath" ; then
1497         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1498         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1499 fi
1500
1501 AC_EXEEXT
1502
1503 AC_OUTPUT(Makefile ssh_prng_cmds)
1504
1505 # Print summary of options
1506
1507 if test x$MANTYPE = x'$(CATMAN)' ; then
1508         MAN_MSG=cat
1509 else
1510         MAN_MSG=man
1511 fi
1512 if test ! -z "$RANDOM_POOL" ; then
1513         RAND_MSG="Device ($RANDOM_POOL)"
1514 else
1515         if test ! -z "$EGD_SOCKET" ; then
1516                 RAND_MSG="EGD ($EGD_SOCKET)"
1517         else
1518                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1519         fi
1520 fi
1521
1522 # Someone please show me a better way :)
1523 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1524 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1525 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1526 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1527 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
1528 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1529 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1530
1531 echo ""
1532 echo "OpenSSH configured has been configured with the following options."
1533 echo "                 User binaries: $B"
1534 echo "                 User binaries: $B"
1535 echo "               System binaries: $C"
1536 echo "           Configuration files: $D"
1537 echo "               Askpass program: $E"
1538 echo "                  Manual pages: $F"
1539 echo "                      PID file: $G"
1540 echo "      Random number collection: $RAND_MSG"
1541 echo "                Manpage format: $MAN_MSG"
1542 echo "                   PAM support: ${PAM_MSG}"
1543 echo "            KerberosIV support: $KRB4_MSG"
1544 echo "                   AFS support: $AFS_MSG"
1545 echo "                 S/KEY support: $SKEY_MSG"
1546 echo "          TCP Wrappers support: $TCPW_MSG"
1547 echo "          MD5 password support: $MD5_MSG"
1548 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1549 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1550 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1551
1552 echo ""
1553
1554 echo "             Host: ${host}"
1555 echo "         Compiler: ${CC}"
1556 echo "   Compiler flags: ${CFLAGS}"
1557 echo "     Linker flags: ${LDFLAGS}"
1558 echo "        Libraries: ${LIBS}"
1559
1560 echo ""
1561