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