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