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 if test -z "$AR" ; then
  19         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  20 fi
  21
  22 # Use LOGIN_PROGRAM from environment if possible
  23 if test ! -z "$LOGIN_PROGRAM" ; then
  24         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  25 else
  26         # Search for login
  27         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  28         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  29                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  30         fi
  31 fi
  32
  33 if test -z "$LD" ; then
  34         LD=$CC
  35 fi
  36 AC_SUBST(LD)
  37
  38 # C Compiler features
  39 AC_C_INLINE
  40 if test "$GCC" = "yes"; then
  41         CFLAGS="$CFLAGS -Wall"
  42 fi
  43
  44 # Check for some target-specific stuff
  45 case "$host" in
  46 *-*-aix*)
  47         AFS_LIBS="-lld"
  48         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  49         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  50         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  51                 blibpath="/usr/lib:/lib:/usr/local/lib"
  52         fi
  53         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  54         AC_DEFINE(BROKEN_GETADDRINFO)
  55         MANTYPE='$(CATMAN)'
  56         mansubdir=cat
  57         dnl AIX handles lastlog as part of its login message
  58         AC_DEFINE(DISABLE_LASTLOG)
  59         MANTYPE='$(CATMAN)'
  60         mansubdir=cat
  61         ;;
  62 *-*-cygwin*)
  63         LIBS="$LIBS -lregex /usr/lib/textmode.o"
  64         AC_DEFINE(HAVE_CYGWIN)
  65         AC_DEFINE(DISABLE_PAM)
  66         AC_DEFINE(DISABLE_SHADOW)
  67         AC_DEFINE(IPV4_DEFAULT)
  68         AC_DEFINE(IP_TOS_IS_BROKEN)
  69         AC_DEFINE(BROKEN_VHANGUP)
  70         no_pam=1
  71         no_libsocket=1
  72         no_libnsl=1
  73         ;;
  74 *-*-hpux10*)
  75         if test -z "$GCC"; then
  76                 CFLAGS="$CFLAGS -Ae"
  77         fi
  78         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  79         IPADDR_IN_DISPLAY=yes
  80         AC_DEFINE(USE_PIPES)
  81         AC_DEFINE(DISABLE_SHADOW)
  82         AC_DEFINE(DISABLE_UTMP)
  83         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  84         LIBS="$LIBS -lsec"
  85         MANTYPE='$(CATMAN)'
  86         mansubdir=cat
  87         ;;
  88 *-*-hpux11*)
  89         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
  90         IPADDR_IN_DISPLAY=yes
  91         AC_DEFINE(USE_PIPES)
  92         AC_DEFINE(DISABLE_SHADOW)
  93         AC_DEFINE(DISABLE_UTMP)
  94         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
  95         LIBS="$LIBS -lsec"
  96         MANTYPE='$(CATMAN)'
  97         mansubdir=cat
  98         ;;
  99 *-*-irix5*)
 100         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 101         LDFLAGS="$LDFLAGS"
 102         PATH="$PATH:/usr/etc"
 103         MANTYPE='$(CATMAN)'
 104         no_libsocket=1
 105         no_libnsl=1
 106         AC_DEFINE(BROKEN_INET_NTOA)
 107         ;;
 108 *-*-irix6*)
 109         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 110         LDFLAGS="$LDFLAGS"
 111         PATH="$PATH:/usr/etc"
 112         MANTYPE='$(CATMAN)'
 113         AC_DEFINE(WITH_IRIX_ARRAY)
 114         AC_DEFINE(WITH_IRIX_PROJECT)
 115         AC_DEFINE(WITH_IRIX_AUDIT)
 116         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 117         no_libsocket=1
 118         no_libnsl=1
 119         AC_DEFINE(BROKEN_INET_NTOA)
 120         mansubdir=man
 121         ;;
 122 *-*-linux*)
 123         no_dev_ptmx=1
 124         AC_DEFINE(DONT_TRY_OTHER_AF)
 125         AC_DEFINE(PAM_TTY_KLUDGE)
 126         inet6_default_4in6=yes
 127         ;;
 128 mips-sony-bsd|mips-sony-newsos4)
 129         AC_DEFINE(HAVE_NEWS4)
 130         SONY=1
 131         AC_CHECK_LIB(iberty, xatexit, AC_DEFINE(HAVE_XATEXIT),
 132                 AC_MSG_ERROR([*** libiberty missing - please install first ***])
 133         )
 134         ;;
 135 *-*-netbsd*)
 136         need_dash_r=1
 137         ;;
 138 *-next-*)
 139         conf_lastlog_location="/usr/adm/lastlog"
 140         conf_utmp_location=/etc/utmp
 141         conf_wtmp_location=/usr/adm/wtmp
 142         MAIL=/usr/spool/mail
 143         AC_DEFINE(HAVE_NEXT)
 144         AC_DEFINE(BROKEN_REALPATH)
 145         AC_DEFINE(USE_PIPES)
 146         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 147         ;;
 148 *-*-solaris*)
 149         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 150         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib -L/usr/ucblib -R/usr/ucblib"
 151         need_dash_r=1
 152         # hardwire lastlog location (can't detect it on some versions)
 153         conf_lastlog_location="/var/adm/lastlog"
 154         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 155         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 156         if test "$sol2ver" -ge 8; then
 157                 AC_MSG_RESULT(yes)
 158                 AC_DEFINE(DISABLE_UTMP)
 159                 AC_DEFINE(DISABLE_WTMP)
 160         else
 161                 AC_MSG_RESULT(no)
 162         fi
 163         ;;
 164 *-*-sunos4*)
 165         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 166         AC_CHECK_FUNCS(getpwanam)
 167         conf_utmp_location=/etc/utmp
 168         conf_wtmp_location=/var/adm/wtmp
 169         conf_lastlog_location=/var/adm/lastlog
 170         AC_DEFINE(USE_PIPES)
 171         MANTYPE='$(CATMAN)'
 172         mansubdir=cat
 173         ;;
 174 *-sni-sysv*)
 175         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 176         LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/ucblib"
 177         MANTYPE='$(CATMAN)'
 178         AC_DEFINE(IP_TOS_IS_BROKEN)
 179         mansubdir=cat
 180         LIBS="$LIBS -lgen -lnsl -lucb"
 181         ;;
 182 *-*-sysv4.2*)
 183         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 184         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 185         MANTYPE='$(CATMAN)'
 186         mansubdir=cat
 187         LIBS="$LIBS -lgen -lsocket -lnsl -lresolv"
 188         enable_suid_ssh=no
 189         ;;
 190 *-*-sysv5*)
 191         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 192         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 193         MANTYPE='$(CATMAN)'
 194         mansubdir=cat
 195         LIBS="$LIBS -lgen -lsocket"
 196         enable_suid_ssh=no
 197         ;;
 198 *-*-sysv*)
 199         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 200         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 201         MANTYPE='$(CATMAN)'
 202         mansubdir=cat
 203         LIBS="$LIBS -lgen -lsocket"
 204         ;;
 205 *-*-sco3.2v4*)
 206         AC_DEFINE(USE_PIPES)
 207         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 208         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 209         MANTYPE='$(CATMAN)'
 210         mansubdir=cat
 211         LIBS="$LIBS -lgen -lsocket -los -lprot -lx -ltinfo -lm"
 212         no_dev_ptmx=1
 213         RANLIB=true
 214         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 215         rsh_path="/usr/bin/rcmd"
 216         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 217         AC_DEFINE(DISABLE_SHADOW)
 218         ;;
 219 *-*-sco3.2v5*)
 220         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 221         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 222         MANTYPE='$(CATMAN)'
 223         mansubdir=cat
 224         LIBS="$LIBS -lgen -lsocket -lprot -lx -ltinfo -lm"
 225         no_dev_ptmx=1
 226         rsh_path="/usr/bin/rcmd"
 227         AC_DEFINE(HAVE_SCO_PROTECTED_PW)
 228         AC_DEFINE(DISABLE_SHADOW)
 229         ;;
 230 *-dec-osf*)
 231 # This is untested
 232         if test ! -z "USE_SIA" ; then
 233                 AC_MSG_CHECKING(for Digital Unix Security Integration Architecture)
 234                 if test -f /etc/sia/matrix.conf; then
 235                         AC_MSG_RESULT(yes)
 236                         AC_DEFINE(HAVE_OSF_SIA)
 237                         AC_DEFINE(DISABLE_LOGIN)
 238                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 239                 else
 240                         AC_MSG_RESULT(no)
 241                 fi
 242         fi
 243         ;;
 244 esac
 245
 246 # Allow user to specify flags
 247 AC_ARG_WITH(cflags,
 248         [  --with-cflags           Specify additional flags to pass to compiler],
 249         [
 250                 if test "x$withval" != "xno" ; then
 251                         CFLAGS="$CFLAGS $withval"
 252                 fi
 253         ]
 254 )
 255 AC_ARG_WITH(cppflags,
 256         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 257         [
 258                 if test "x$withval" != "xno"; then
 259                         CPPFLAGS="$CPPFLAGS $withval"
 260                 fi
 261         ]
 262 )
 263 AC_ARG_WITH(ldflags,
 264         [  --with-ldflags          Specify additional flags to pass to linker],
 265         [
 266                 if test "x$withval" != "xno" ; then
 267                         LDFLAGS="$LDFLAGS $withval"
 268                 fi
 269         ]
 270 )
 271 AC_ARG_WITH(libs,
 272         [  --with-libs             Specify additional libraries to link with],
 273         [
 274                 if test "x$withval" != "xno" ; then
 275                         LIBS="$LIBS $withval"
 276                 fi
 277         ]
 278 )
 279
 280
 281 # Checks for libraries.
 282 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first ***]))
 283 AC_CHECK_LIB(util, login, AC_DEFINE(HAVE_LIBUTIL_LOGIN) LIBS="$LIBS -lutil")
 284
 285 AC_CHECK_FUNC(regcomp,
 286         [],
 287         [
 288                 AC_CHECK_LIB(pcre, pcre_info,
 289                         AC_DEFINE(HAVE_LIBPCRE) LIBS="$LIBS -lpcreposix -lpcre")
 290         ]
 291 )
 292
 293 if test -z "$no_libsocket" ; then
 294         AC_CHECK_LIB(nsl, yp_match, , )
 295 fi
 296 if test -z "$no_libnsl" ; then
 297         AC_CHECK_LIB(socket, main, , )
 298 fi
 299
 300 # Checks for header files.
 301 AC_CHECK_HEADERS(bstring.h endian.h floatingpoint.h getopt.h lastlog.h limits.h login.h login_cap.h maillock.h netdb.h netgroup.h netinet/in_systm.h paths.h poll.h pty.h shadow.h security/pam_appl.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h sys/poll.h sys/queue.h sys/select.h sys/stat.h sys/stropts.h sys/sysmacros.h sys/time.h sys/ttcompat.h sys/un.h stddef.h time.h ttyent.h usersec.h util.h utmp.h utmpx.h vis.h)
 302
 303 dnl    Checks for library functions.
 304 AC_CHECK_FUNCS(arc4random atexit b64_ntop bcopy bindresvport_af clock fchmod freeaddrinfo futimes gai_strerror getcwd getaddrinfo getnameinfo getrusage getttyent inet_aton inet_ntoa innetgr login_getcapbool md5_crypt memmove mkdtemp on_exit openpty realpath rresvport_af setenv seteuid setlogin setproctitle setreuid setrlimit setsid sigaction sigvec snprintf strerror strlcat strlcpy strsep strtok_r vsnprintf vhangup vis waitpid _getpty __b64_ntop)
 305 dnl    Checks for time functions
 306 AC_CHECK_FUNCS(gettimeofday time)
 307 dnl    Checks for libutil functions
 308 AC_CHECK_FUNCS(login logout updwtmp logwtmp)
 309 dnl    Checks for utmp functions
 310 AC_CHECK_FUNCS(entutent getutent getutid getutline pututline setutent)
 311 AC_CHECK_FUNCS(utmpname)
 312 dnl    Checks for utmpx functions
 313 AC_CHECK_FUNCS(entutxent getutxent getutxid getutxline pututxline )
 314 AC_CHECK_FUNCS(setutxent utmpxname)
 315
 316 AC_CHECK_FUNC(getuserattr,
 317         [AC_DEFINE(HAVE_GETUSERATTR)],
 318         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 319 )
 320
 321 AC_CHECK_FUNC(login,
 322         [AC_DEFINE(HAVE_LOGIN)],
 323         [AC_CHECK_LIB(bsd, login, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_LOGIN)])]
 324 )
 325
 326 AC_CHECK_FUNC(daemon,
 327         [AC_DEFINE(HAVE_DAEMON)],
 328         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 329 )
 330
 331 AC_CHECK_FUNC(getpagesize,
 332         [AC_DEFINE(HAVE_GETPAGESIZE)],
 333         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 334 )
 335
 336 # Check for broken snprintf
 337 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 338         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 339         AC_TRY_RUN(
 340                 [
 341 #include <stdio.h>
 342 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 343                 ],
 344                 [AC_MSG_RESULT(yes)],
 345                 [
 346                         AC_MSG_RESULT(no)
 347                         AC_DEFINE(BROKEN_SNPRINTF)
 348                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 349                 ]
 350         )
 351 fi
 352
 353 AC_FUNC_GETPGRP
 354
 355 PAM_MSG="no"
 356 AC_ARG_WITH(pam,
 357         [  --without-pam           Disable PAM support ],
 358         [
 359                 if test "x$withval" = "xno" ; then
 360                         no_pam=1
 361                         AC_DEFINE(DISABLE_PAM)
 362                         PAM_MSG="disabled"
 363                 fi
 364         ]
 365 )
 366 if (test -z "$no_pam" && test "x$ac_cv_header_security_pam_appl_h" = "xyes") ; then
 367         AC_CHECK_LIB(dl, dlopen, , )
 368         LIBS="$LIBS -lpam"
 369
 370         AC_CHECK_FUNCS(pam_getenvlist)
 371
 372         disable_shadow=yes
 373
 374         PAM_MSG="yes"
 375
 376         # Check PAM strerror arguments (old PAM)
 377         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 378         AC_TRY_COMPILE(
 379                 [
 380 #include <stdlib.h>
 381 #include <security/pam_appl.h>
 382                 ],
 383                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 384                 [AC_MSG_RESULT(no)],
 385                 [
 386                         AC_DEFINE(HAVE_OLD_PAM)
 387                         AC_MSG_RESULT(yes)
 388                         PAM_MSG="yes (old library)"
 389                 ]
 390         )
 391 fi
 392
 393 # The big search for OpenSSL
 394 AC_ARG_WITH(ssl-dir,
 395         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 396         [
 397                 if test "x$withval" != "xno" ; then
 398                         tryssldir=$withval
 399                 fi
 400         ]
 401 )
 402
 403 saved_LIBS="$LIBS"
 404 saved_LDFLAGS="$LDFLAGS"
 405 saved_CPPFLAGS="$CPPFLAGS"
 406 if test "x$prefix" != "xNONE" ; then
 407         tryssldir="$tryssldir $prefix"
 408 fi
 409 AC_CACHE_CHECK([for OpenSSL directory], ac_cv_openssldir, [
 410
 411         for ssldir in $tryssldir "" /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/pkg /opt /opt/openssl ; do
 412                 if test ! -z "$ssldir" ; then
 413                         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 414                         CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 415                         if test ! -z "$need_dash_r" ; then
 416                                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 417                         fi
 418                 else
 419                         LDFLAGS="$saved_LDFLAGS"
 420                 fi
 421
 422                 LIBS="$saved_LIBS -lcrypto"
 423
 424                 # Basic test to check for compatible version and correct linking
 425                 # *does not* test for RSA - that comes later.
 426                 AC_TRY_RUN(
 427                         [
 428 #include <string.h>
 429 #include <openssl/rand.h>
 430 int main(void)
 431 {
 432         char a[2048];
 433         memset(a, 0, sizeof(a));
 434         RAND_add(a, sizeof(a), sizeof(a));
 435         return(RAND_status() <= 0);
 436 }
 437                         ],
 438                         [
 439                                 found_crypto=1
 440                                 break;
 441                         ], []
 442                 )
 443
 444                 if test ! -z "$found_crypto" ; then
 445                         break;
 446                 fi
 447         done
 448
 449         if test -z "$found_crypto" ; then
 450                 AC_MSG_ERROR([Could not find working SSLeay / OpenSSL libraries, please install])
 451         fi
 452         if test -z "$ssldir" ; then
 453                 ssldir="(system)"
 454         fi
 455
 456         ac_cv_openssldir=$ssldir
 457 ])
 458
 459 if (test ! -z "$ac_cv_openssldir" && test "x$ac_cv_openssldir" != "x(system)") ; then
 460         AC_DEFINE(HAVE_OPENSSL)
 461         dnl Need to recover ssldir - test above runs in subshell
 462         ssldir=$ac_cv_openssldir
 463         CPPFLAGS="$saved_CPPFLAGS -I$ssldir/include"
 464         LDFLAGS="$saved_LDFLAGS -L$ssldir/lib -L$ssldir"
 465         if test ! -z "$need_dash_r" ; then
 466                 LDFLAGS="$LDFLAGS -R$ssldir/lib -R$ssldir"
 467         fi
 468         if test ! -z "$blibpath" ; then
 469                 blibpath="$blibpath:$ssldir:$ssldir/lib"
 470         fi
 471 fi
 472 LIBS="$saved_LIBS -lcrypto"
 473
 474 # Now test RSA support
 475 saved_LIBS="$LIBS"
 476 AC_MSG_CHECKING([for RSA support])
 477 for WANTS_RSAREF in "" 1 ; do
 478         if test -z "$WANTS_RSAREF" ; then
 479                 LIBS="$saved_LIBS"
 480         else
 481                 LIBS="$saved_LIBS -lRSAglue -lrsaref"
 482         fi
 483         AC_TRY_RUN([
 484 #include <string.h>
 485 #include <openssl/rand.h>
 486 #include <openssl/rsa.h>
 487 #include <openssl/bn.h>
 488 #include <openssl/sha.h>
 489 int main(void)
 490 {
 491         int num; RSA *key; static unsigned char p_in[] = "blahblah";
 492         unsigned char c[256], p[256];
 493         memset(c, 0, sizeof(c)); RAND_add(c, sizeof(c), sizeof(c));
 494         if ((key=RSA_generate_key(512, 3, NULL, NULL))==NULL) return(1);
 495         num = RSA_public_encrypt(sizeof(p_in) - 1, p_in, c, key, RSA_PKCS1_PADDING);
 496         return(-1 == RSA_private_decrypt(num, c, p, key, RSA_PKCS1_PADDING));
 497 }
 498         ],
 499         [
 500                 rsa_works=1
 501                 break;
 502         ], [])
 503 done
 504
 505 if test ! -z "$no_rsa" ; then
 506         AC_MSG_RESULT(disabled)
 507         RSA_MSG="disabled"
 508 else
 509         if test -z "$rsa_works" ; then
 510                 AC_MSG_WARN([*** No RSA support found *** ])
 511                 RSA_MSG="no"
 512         else
 513                 if test -z "$WANTS_RSAREF" ; then
 514                         AC_MSG_RESULT(yes)
 515                         RSA_MSG="yes"
 516                 else
 517                         RSA_MSG="yes (using RSAref)"
 518                         AC_MSG_RESULT(using RSAref)
 519                         LIBS="$saved_LIBS -lcrypto -lRSAglue -lrsaref"
 520                 fi
 521         fi
 522 fi
 523
 524 # Cheap hack to ensure NEWS-OS libraries are arranged right.
 525 if test ! -z "$SONY" ; then
 526   LIBS="$LIBS -liberty";
 527 fi
 528
 529 # Checks for data types
 530 AC_CHECK_SIZEOF(char, 1)
 531 AC_CHECK_SIZEOF(short int, 2)
 532 AC_CHECK_SIZEOF(int, 4)
 533 AC_CHECK_SIZEOF(long int, 4)
 534 AC_CHECK_SIZEOF(long long int, 8)
 535
 536 # More checks for data types
 537 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
 538         AC_TRY_COMPILE(
 539                 [ #include <sys/types.h> ],
 540                 [ u_int a; a = 1;],
 541                 [ ac_cv_have_u_int="yes" ],
 542                 [ ac_cv_have_u_int="no" ]
 543         )
 544 ])
 545 if test "x$ac_cv_have_u_int" = "xyes" ; then
 546         AC_DEFINE(HAVE_U_INT)
 547         have_u_int=1
 548 fi
 549
 550 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
 551         AC_TRY_COMPILE(
 552                 [ #include <sys/types.h> ],
 553                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
 554                 [ ac_cv_have_intxx_t="yes" ],
 555                 [ ac_cv_have_intxx_t="no" ]
 556         )
 557 ])
 558 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
 559         AC_DEFINE(HAVE_INTXX_T)
 560         have_intxx_t=1
 561 fi
 562
 563 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
 564         AC_TRY_COMPILE(
 565                 [ #include <sys/types.h> ],
 566                 [ int64_t a; a = 1;],
 567                 [ ac_cv_have_int64_t="yes" ],
 568                 [ ac_cv_have_int64_t="no" ]
 569         )
 570 ])
 571 if test "x$ac_cv_have_int64_t" = "xyes" ; then
 572         AC_DEFINE(HAVE_INT64_T)
 573         have_int64_t=1
 574 fi
 575
 576 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
 577         AC_TRY_COMPILE(
 578                 [ #include <sys/types.h> ],
 579                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
 580                 [ ac_cv_have_u_intxx_t="yes" ],
 581                 [ ac_cv_have_u_intxx_t="no" ]
 582         )
 583 ])
 584 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
 585         AC_DEFINE(HAVE_U_INTXX_T)
 586         have_u_intxx_t=1
 587 fi
 588
 589 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
 590         AC_TRY_COMPILE(
 591                 [ #include <sys/types.h> ],
 592                 [ u_int64_t a; a = 1;],
 593                 [ ac_cv_have_u_int64_t="yes" ],
 594                 [ ac_cv_have_u_int64_t="no" ]
 595         )
 596 ])
 597 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
 598         AC_DEFINE(HAVE_U_INT64_T)
 599         have_u_int64_t=1
 600 fi
 601
 602 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
 603            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
 604 then
 605         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
 606         AC_TRY_COMPILE(
 607                 [
 608 #include <sys/bitypes.h>
 609                 ],
 610                 [
 611                         int8_t a; int16_t b; int32_t c;
 612                         u_int8_t e; u_int16_t f; u_int32_t g;
 613                         a = b = c = e = f = g = 1;
 614                 ],
 615                 [
 616                         AC_DEFINE(HAVE_U_INTXX_T)
 617                         AC_DEFINE(HAVE_INTXX_T)
 618                         AC_MSG_RESULT(yes)
 619                 ],
 620                 [AC_MSG_RESULT(no)]
 621         )
 622 fi
 623
 624 if test -z "$have_u_intxx_t" ; then
 625         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
 626                 AC_TRY_COMPILE(
 627                         [
 628 #include <sys/types.h>
 629                         ],
 630                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
 631                         [ ac_cv_have_uintxx_t="yes" ],
 632                         [ ac_cv_have_uintxx_t="no" ]
 633                 )
 634         ])
 635         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
 636                 AC_DEFINE(HAVE_UINTXX_T)
 637         fi
 638 fi
 639
 640 AC_CACHE_CHECK([for socklen_t], ac_cv_have_socklen_t, [
 641         AC_TRY_COMPILE(
 642                 [
 643 #include <sys/types.h>
 644 #include <sys/socket.h>
 645                 ],
 646                 [socklen_t foo; foo = 1235;],
 647                 [ ac_cv_have_socklen_t="yes" ],
 648                 [ ac_cv_have_socklen_t="no" ]
 649         )
 650 ])
 651 if test "x$ac_cv_have_socklen_t" = "xyes" ; then
 652         AC_DEFINE(HAVE_SOCKLEN_T)
 653 fi
 654
 655 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
 656         AC_TRY_COMPILE(
 657                 [
 658 #include <sys/types.h>
 659                 ],
 660                 [ size_t foo; foo = 1235; ],
 661                 [ ac_cv_have_size_t="yes" ],
 662                 [ ac_cv_have_size_t="no" ]
 663         )
 664 ])
 665 if test "x$ac_cv_have_size_t" = "xyes" ; then
 666         AC_DEFINE(HAVE_SIZE_T)
 667 fi
 668
 669 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
 670         AC_TRY_COMPILE(
 671                 [
 672 #include <sys/types.h>
 673                 ],
 674                 [ ssize_t foo; foo = 1235; ],
 675                 [ ac_cv_have_ssize_t="yes" ],
 676                 [ ac_cv_have_ssize_t="no" ]
 677         )
 678 ])
 679 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
 680         AC_DEFINE(HAVE_SSIZE_T)
 681 fi
 682
 683 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
 684         AC_TRY_COMPILE(
 685                 [
 686 #include <sys/types.h>
 687 #include <sys/socket.h>
 688                 ],
 689                 [ sa_family_t foo; foo = 1235; ],
 690                 [ ac_cv_have_sa_family_t="yes" ],
 691                 [ AC_TRY_COMPILE(
 692                   [
 693 #include <sys/types.h>
 694 #include <sys/socket.h>
 695 #include <netinet/in.h>
 696                 ],
 697                 [ sa_family_t foo; foo = 1235; ],
 698                 [ ac_cv_have_sa_family_t="yes" ],
 699
 700                 [ ac_cv_have_sa_family_t="no" ]
 701         )]
 702         )
 703 ])
 704 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
 705         AC_DEFINE(HAVE_SA_FAMILY_T)
 706 fi
 707
 708 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
 709         AC_TRY_COMPILE(
 710                 [
 711 #include <sys/types.h>
 712                 ],
 713                 [ pid_t foo; foo = 1235; ],
 714                 [ ac_cv_have_pid_t="yes" ],
 715                 [ ac_cv_have_pid_t="no" ]
 716         )
 717 ])
 718 if test "x$ac_cv_have_pid_t" = "xyes" ; then
 719         AC_DEFINE(HAVE_PID_T)
 720 fi
 721
 722 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
 723         AC_TRY_COMPILE(
 724                 [
 725 #include <sys/types.h>
 726                 ],
 727                 [ mode_t foo; foo = 1235; ],
 728                 [ ac_cv_have_mode_t="yes" ],
 729                 [ ac_cv_have_mode_t="no" ]
 730         )
 731 ])
 732 if test "x$ac_cv_have_mode_t" = "xyes" ; then
 733         AC_DEFINE(HAVE_MODE_T)
 734 fi
 735
 736
 737 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
 738         AC_TRY_COMPILE(
 739                 [
 740 #include <sys/types.h>
 741 #include <sys/socket.h>
 742                 ],
 743                 [ struct sockaddr_storage s; ],
 744                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
 745                 [ ac_cv_have_struct_sockaddr_storage="no" ]
 746         )
 747 ])
 748 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
 749         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
 750 fi
 751
 752 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
 753         AC_TRY_COMPILE(
 754                 [
 755 #include <sys/types.h>
 756 #include <netinet/in.h>
 757                 ],
 758                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
 759                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
 760                 [ ac_cv_have_struct_sockaddr_in6="no" ]
 761         )
 762 ])
 763 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
 764         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
 765 fi
 766
 767 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
 768         AC_TRY_COMPILE(
 769                 [
 770 #include <sys/types.h>
 771 #include <netinet/in.h>
 772                 ],
 773                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
 774                 [ ac_cv_have_struct_in6_addr="yes" ],
 775                 [ ac_cv_have_struct_in6_addr="no" ]
 776         )
 777 ])
 778 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
 779         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
 780 fi
 781
 782 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
 783         AC_TRY_COMPILE(
 784                 [
 785 #include <sys/types.h>
 786 #include <sys/socket.h>
 787 #include <netdb.h>
 788                 ],
 789                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
 790                 [ ac_cv_have_struct_addrinfo="yes" ],
 791                 [ ac_cv_have_struct_addrinfo="no" ]
 792         )
 793 ])
 794 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
 795         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
 796 fi
 797
 798 dnl Checks for structure members
 799 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
 800 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
 801 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
 802 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
 803 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
 804 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
 805 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
 806 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
 807 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
 808 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
 809 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
 810 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
 811 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
 812 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
 813 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
 814 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
 815 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
 816 AC_STRUCT_ST_BLKSIZE
 817
 818 AC_CACHE_CHECK([for sun_len field in struct sockaddr_un],
 819                 ac_cv_have_sun_len_in_struct_sockaddr_un, [
 820         AC_TRY_COMPILE(
 821                 [
 822 #include <sys/types.h>
 823 #include <sys/socket.h>
 824                 ],
 825                 [ struct sockaddr_un s; s.sun_len = 1; ],
 826                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="yes" ],
 827                 [ ac_cv_have_sun_len_in_struct_sockaddr_un="no" ],
 828         )
 829 ])
 830 if test "x$ac_cv_have_sun_len_in_struct_sockaddr_un" = "xyes" ; then
 831         AC_DEFINE(HAVE_SUN_LEN_IN_SOCKADDR_UN)
 832 fi
 833
 834 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
 835                 ac_cv_have_ss_family_in_struct_ss, [
 836         AC_TRY_COMPILE(
 837                 [
 838 #include <sys/types.h>
 839 #include <sys/socket.h>
 840                 ],
 841                 [ struct sockaddr_storage s; s.ss_family = 1; ],
 842                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
 843                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
 844         )
 845 ])
 846 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
 847         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
 848 fi
 849
 850 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
 851                 ac_cv_have___ss_family_in_struct_ss, [
 852         AC_TRY_COMPILE(
 853                 [
 854 #include <sys/types.h>
 855 #include <sys/socket.h>
 856                 ],
 857                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
 858                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
 859                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
 860         )
 861 ])
 862 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
 863         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
 864 fi
 865
 866 AC_CACHE_CHECK([for pw_class field in struct passwd],
 867                 ac_cv_have_pw_class_in_struct_passwd, [
 868         AC_TRY_COMPILE(
 869                 [
 870 #include <pwd.h>
 871                 ],
 872                 [ struct passwd p; p.pw_class = 0; ],
 873                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
 874                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
 875         )
 876 ])
 877 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
 878         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
 879 fi
 880
 881
 882 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
 883         AC_TRY_LINK([],
 884                 [ extern char *__progname; printf("%s", __progname); ],
 885                 [ ac_cv_libc_defines___progname="yes" ],
 886                 [ ac_cv_libc_defines___progname="no" ]
 887         )
 888 ])
 889 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
 890         AC_DEFINE(HAVE___PROGNAME)
 891 fi
 892
 893
 894 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
 895         AC_TRY_LINK([],
 896                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
 897                 [ ac_cv_libc_defines_sys_errlist="yes" ],
 898                 [ ac_cv_libc_defines_sys_errlist="no" ]
 899         )
 900 ])
 901 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
 902         AC_DEFINE(HAVE_SYS_ERRLIST)
 903 fi
 904
 905
 906 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
 907         AC_TRY_LINK([],
 908                 [ extern int sys_nerr; printf("%i", sys_nerr);],
 909                 [ ac_cv_libc_defines_sys_nerr="yes" ],
 910                 [ ac_cv_libc_defines_sys_nerr="no" ]
 911         )
 912 ])
 913 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
 914         AC_DEFINE(HAVE_SYS_NERR)
 915 fi
 916
 917
 918 # Looking for programs, paths and files
 919 AC_ARG_WITH(rsh,
 920         [  --with-rsh=PATH         Specify path to remote shell program ],
 921         [
 922                 if test "x$withval" != "$no" ; then
 923                         rsh_path=$withval
 924                 fi
 925         ],
 926         [
 927                 AC_PATH_PROG(rsh_path, rsh)
 928         ]
 929 )
 930
 931 AC_ARG_WITH(xauth,
 932         [  --with-xauth=PATH       Specify path to xauth program ],
 933         [
 934                 if test "x$withval" != "xno" ; then
 935                         xauth_path=$withval
 936                 fi
 937         ],
 938         [
 939                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
 940                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
 941                         xauth_path="/usr/openwin/bin/xauth"
 942                 fi
 943         ]
 944 )
 945
 946 if test -z "$xauth_path" ; then
 947         XAUTH_PATH="undefined"
 948         AC_SUBST(XAUTH_PATH)
 949 else
 950         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
 951         XAUTH_PATH=$xauth_path
 952         AC_SUBST(XAUTH_PATH)
 953 fi
 954 if test ! -z "$rsh_path" ; then
 955         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
 956 fi
 957
 958 # Check for mail directory (last resort if we cannot get it from headers)
 959 if test ! -z "$MAIL" ; then
 960         maildir=`dirname $MAIL`
 961         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
 962 fi
 963
 964 if test -z "$no_dev_ptmx" ; then
 965         AC_CHECK_FILE("/dev/ptmx",
 966                 [
 967                         AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
 968                         have_dev_ptmx=1
 969                 ]
 970         )
 971 fi
 972 AC_CHECK_FILE("/dev/ptc",
 973         [
 974                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
 975                 have_dev_ptc=1
 976         ]
 977 )
 978
 979 # Options from here on. Some of these are preset by platform above
 980
 981 # Check for user-specified random device, otherwise check /dev/urandom
 982 AC_ARG_WITH(random,
 983         [  --with-random=FILE      read randomness from FILE (default=/dev/urandom)],
 984         [
 985                 if test "x$withval" != "xno" ; then
 986                         RANDOM_POOL="$withval";
 987                         AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 988                 fi
 989         ],
 990         [
 991                 # Check for random device
 992                 AC_CHECK_FILE("/dev/urandom",
 993                         [
 994                                 RANDOM_POOL="/dev/urandom";
 995                                 AC_SUBST(RANDOM_POOL)
 996                                 AC_DEFINE_UNQUOTED(RANDOM_POOL, "$RANDOM_POOL")
 997                         ]
 998                 )
 999         ]
1000 )
1001
1002 # Check for EGD pool file
1003 AC_ARG_WITH(egd-pool,
1004         [  --with-egd-pool=FILE    read randomness from EGD pool FILE (default none)],
1005         [
1006                 if test "x$withval" != "xno" ; then
1007                         EGD_SOCKET="$withval";
1008                         AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET")
1009                 fi
1010         ]
1011 )
1012
1013 # detect pathnames for entropy gathering commands, if we need them
1014 INSTALL_SSH_PRNG_CMDS=""
1015 rm -f prng_commands
1016 if (test -z "$RANDOM_POOL" && test -z "$EGD_SOCKET") ; then
1017         # Use these commands to collect entropy
1018         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1019         OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1020         OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1021         OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1022         OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1023         OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1024         OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1025         OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1026         OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1027         OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1028         OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1029         OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1030         OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1031         OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1032         OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1033
1034         INSTALL_SSH_PRNG_CMDS="yes"
1035 fi
1036 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1037
1038
1039 AC_ARG_WITH(catman,
1040         [  --with-catman=man|cat   Install preformatted manpages[no]],
1041         [
1042                 MANTYPE='$(CATMAN)'
1043                 if test x"$withval" != x"yes" ; then
1044                    mansubdir=$withval
1045                 else
1046                    mansubdir=cat
1047                 fi
1048         ], [
1049                 if test -z "$MANTYPE" ; then
1050                         MANTYPE='$(TROFFMAN)'
1051                         mansubdir=man
1052                 fi
1053         ]
1054 )
1055 AC_SUBST(MANTYPE)
1056 AC_SUBST(mansubdir)
1057
1058 # Check whether user wants Kerberos support
1059 KRB4_MSG="no"
1060 AC_ARG_WITH(kerberos4,
1061         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1062         [
1063                 if test "x$withval" != "xno" ; then
1064
1065                         if test "x$withval" != "xyes" ; then
1066                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1067                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1068                                 if test ! -z "$need_dash_r" ; then
1069                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1070                                 fi
1071                                 if test ! -z "$blibpath" ; then
1072                                         blibpath="$blibpath:${withval}/lib"
1073                                 fi
1074                         else
1075                                 if test -d /usr/include/kerberosIV ; then
1076                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1077                                 fi
1078                         fi
1079
1080                         AC_CHECK_HEADERS(krb.h)
1081                         AC_CHECK_LIB(krb, main)
1082                         if test "$ac_cv_header_krb_h" != yes; then
1083                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1084                         fi
1085                         if test "$ac_cv_lib_krb_main" != yes; then
1086                                 AC_MSG_WARN([Cannot find libkrb, build may fail])
1087                         fi
1088
1089                         KLIBS="-lkrb -ldes"
1090                         AC_CHECK_LIB(resolv, dn_expand, , )
1091                         KRB4=yes
1092                         KRB4_MSG="yes"
1093                         AC_DEFINE(KRB4)
1094                 fi
1095         ]
1096 )
1097
1098 # Check whether user wants AFS support
1099 AFS_MSG="no"
1100 AC_ARG_WITH(afs,
1101         [  --with-afs=PATH         Enable AFS support],
1102         [
1103                 if test "x$withval" != "xno" ; then
1104
1105                         if test "x$withval" != "xyes" ; then
1106                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1107                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1108                         fi
1109
1110                         if test -z "$KRB4" ; then
1111                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1112                         fi
1113
1114                         LIBS="$LIBS -lkafs"
1115                         if test ! -z "$AFS_LIBS" ; then
1116                                 LIBS="$LIBS $AFS_LIBS"
1117                         fi
1118                         AC_DEFINE(AFS)
1119                         AFS_MSG="yes"
1120                 fi
1121         ]
1122 )
1123 LIBS="$LIBS $KLIBS"
1124
1125 # Check whether user wants S/Key support
1126 SKEY_MSG="no"
1127 AC_ARG_WITH(skey,
1128         [  --with-skey=PATH         Enable S/Key support],
1129         [
1130                 if test "x$withval" != "xno" ; then
1131
1132                         if test "x$withval" != "xyes" ; then
1133                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1134                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1135                         fi
1136
1137                         AC_DEFINE(SKEY)
1138                         LIBS="$LIBS -lskey"
1139                         SKEY_MSG="yes"
1140
1141                         AC_CHECK_FUNC(skey_keyinfo,
1142                                 [],
1143                                 [
1144                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
1145                                 ])
1146                 fi
1147         ]
1148 )
1149
1150 # Check whether user wants TCP wrappers support
1151 TCPW_MSG="no"
1152 AC_ARG_WITH(tcp-wrappers,
1153         [  --with-tcp-wrappers     Enable tcpwrappers support],
1154         [
1155                 if test "x$withval" != "xno" ; then
1156                         saved_LIBS="$LIBS"
1157                         LIBS="$LIBS -lwrap"
1158                         AC_MSG_CHECKING(for libwrap)
1159                         AC_TRY_LINK(
1160                                 [
1161 #include <tcpd.h>
1162                                         int deny_severity = 0, allow_severity = 0;
1163                                 ],
1164                                 [hosts_access(0);],
1165                                 [
1166                                         AC_MSG_RESULT(yes)
1167                                         AC_DEFINE(LIBWRAP)
1168                                         TCPW_MSG="yes"
1169                                 ],
1170                                 [
1171                                         AC_MSG_ERROR([*** libwrap missing])
1172                                 ]
1173                         )
1174                 fi
1175         ]
1176 )
1177
1178 # Check whether to enable MD5 passwords
1179 MD5_MSG="no"
1180 AC_ARG_WITH(md5-passwords,
1181         [  --with-md5-passwords    Enable use of MD5 passwords],
1182         [
1183                 if test "x$withval" != "xno" ; then
1184                         AC_DEFINE(HAVE_MD5_PASSWORDS)
1185                         MD5_MSG="yes"
1186                 fi
1187         ]
1188 )
1189
1190 # Whether to disable shadow password support
1191 AC_ARG_WITH(shadow,
1192         [  --without-shadow        Disable shadow password support],
1193         [
1194                 if test "x$withval" = "xno" ; then
1195                         AC_DEFINE(DISABLE_SHADOW)
1196                         disable_shadow=yes
1197                 fi
1198         ]
1199 )
1200
1201 if test -z "$disable_shadow" ; then
1202         AC_MSG_CHECKING([if the systems has expire shadow information])
1203         AC_TRY_COMPILE(
1204         [
1205 #include <sys/types.h>
1206 #include <shadow.h>
1207         struct spwd sp;
1208         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
1209         [ sp_expire_available=yes ], []
1210         )
1211
1212         if test "x$sp_expire_available" = "xyes" ; then
1213                 AC_MSG_RESULT(yes)
1214                 AC_DEFINE(HAS_SHADOW_EXPIRE)
1215         else
1216                 AC_MSG_RESULT(no)
1217         fi
1218 fi
1219
1220 # Use ip address instead of hostname in $DISPLAY
1221 if test ! -z "$IPADDR_IN_DISPLAY" ; then
1222         DISPLAY_HACK_MSG="yes"
1223         AC_DEFINE(IPADDR_IN_DISPLAY)
1224 else
1225         DISPLAY_HACK_MSG="no"
1226         AC_ARG_WITH(ipaddr-display,
1227                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
1228                 [
1229                         if test "x$withval" != "xno" ; then
1230                                 AC_DEFINE(IPADDR_IN_DISPLAY)
1231                                 DISPLAY_HACK_MSG="yes"
1232                         fi
1233                 ]
1234         )
1235 fi
1236
1237 # Whether to mess with the default path
1238 SERVER_PATH_MSG="(default)"
1239 AC_ARG_WITH(default-path,
1240         [  --with-default-path=PATH Specify default \$PATH environment for server],
1241         [
1242                 if test "x$withval" != "xno" ; then
1243                         AC_DEFINE_UNQUOTED(USER_PATH, "$withval")
1244                         SERVER_PATH_MSG="$withval"
1245                 fi
1246         ]
1247 )
1248
1249 # Whether to force IPv4 by default (needed on broken glibc Linux)
1250 IPV4_HACK_MSG="no"
1251 AC_ARG_WITH(ipv4-default,
1252         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
1253         [
1254                 if test "x$withval" != "xno" ; then
1255                         AC_DEFINE(IPV4_DEFAULT)
1256                         IPV4_HACK_MSG="yes"
1257                 fi
1258         ]
1259 )
1260
1261 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
1262 IPV4_IN6_HACK_MSG="no"
1263 AC_ARG_WITH(4in6,
1264         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
1265         [
1266                 if test "x$withval" != "xno" ; then
1267                         AC_MSG_RESULT(yes)
1268                         AC_DEFINE(IPV4_IN_IPV6)
1269                         IPV4_IN6_HACK_MSG="yes"
1270                 else
1271                         AC_MSG_RESULT(no)
1272                 fi
1273         ],[
1274                 if test "x$inet6_default_4in6" = "xyes"; then
1275                         AC_MSG_RESULT([yes (default)])
1276                         AC_DEFINE(IPV4_IN_IPV6)
1277                         IPV4_IN6_HACK_MSG="yes"
1278                 else
1279                         AC_MSG_RESULT([no (default)])
1280                 fi
1281         ]
1282 )
1283
1284 AC_MSG_CHECKING(whether to install ssh as suid root)
1285 AC_ARG_ENABLE(suid-ssh,
1286 [  --enable-suid-ssh       Install ssh as suid root (default)
1287   --disable-suid-ssh      Install ssh without suid bit],
1288 [ case "$enableval" in
1289   no)
1290        AC_MSG_RESULT(no)
1291        SSHMODE=0711
1292        ;;
1293   *)   AC_MSG_RESULT(yes)
1294        SSHMODE=04711
1295        ;;
1296   esac ],
1297   AC_MSG_RESULT(yes)
1298   SSHMODE=04711
1299 )
1300 AC_SUBST(SSHMODE)
1301
1302
1303 # Where to place sshd.pid
1304 piddir=/var/run
1305 AC_ARG_WITH(pid-dir,
1306         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
1307         [
1308                 if test "x$withval" != "xno" ; then
1309                         piddir=$withval
1310                 fi
1311         ]
1312 )
1313
1314 # make sure the directory exists
1315 if test ! -d $piddir ; then
1316         piddir=`eval echo ${sysconfdir}`
1317         case $piddir in
1318                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
1319         esac
1320 fi
1321
1322 AC_DEFINE_UNQUOTED(PIDDIR, "$piddir")
1323 AC_SUBST(piddir)
1324
1325 dnl allow user to disable some login recording features
1326 AC_ARG_ENABLE(lastlog,
1327         [  --disable-lastlog       disable use of lastlog even if detected [no]],
1328         [ AC_DEFINE(DISABLE_LASTLOG) ]
1329 )
1330 AC_ARG_ENABLE(utmp,
1331         [  --disable-utmp          disable use of utmp even if detected [no]],
1332         [ AC_DEFINE(DISABLE_UTMP) ]
1333 )
1334 AC_ARG_ENABLE(utmpx,
1335         [  --disable-utmpx         disable use of utmpx even if detected [no]],
1336         [ AC_DEFINE(DISABLE_UTMPX) ]
1337 )
1338 AC_ARG_ENABLE(wtmp,
1339         [  --disable-wtmp          disable use of wtmp even if detected [no]],
1340         [ AC_DEFINE(DISABLE_WTMP) ]
1341 )
1342 AC_ARG_ENABLE(wtmpx,
1343         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
1344         [ AC_DEFINE(DISABLE_WTMPX) ]
1345 )
1346 AC_ARG_ENABLE(libutil,
1347         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
1348         [ AC_DEFINE(DISABLE_LOGIN) ]
1349 )
1350 AC_ARG_ENABLE(pututline,
1351         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
1352         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
1353 )
1354 AC_ARG_ENABLE(pututxline,
1355         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
1356         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
1357 )
1358 AC_ARG_WITH(lastlog,
1359   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
1360   [ conf_lastlog_location="$withval";  ],)
1361
1362 dnl lastlog, [uw]tmpx? detection
1363 dnl  NOTE: set the paths in the platform section to avoid the
1364 dnl   need for command-line parameters
1365 dnl lastlog and [uw]tmp are subject to a file search if all else fails
1366
1367 dnl lastlog detection
1368 dnl  NOTE: the code itself will detect if lastlog is a directory
1369 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
1370 AC_TRY_COMPILE([
1371 #include <sys/types.h>
1372 #include <utmp.h>
1373 #ifdef HAVE_LASTLOG_H
1374 #  include <lastlog.h>
1375 #endif
1376 #ifdef HAVE_PATHS_H
1377 #  include <paths.h>
1378 #endif
1379         ],
1380         [ char *lastlog = LASTLOG_FILE; ],
1381         [ AC_MSG_RESULT(yes) ],
1382         [
1383                 AC_MSG_RESULT(no)
1384                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
1385                 AC_TRY_COMPILE([
1386 #include <sys/types.h>
1387 #include <utmp.h>
1388 #ifdef HAVE_LASTLOG_H
1389 #  include <lastlog.h>
1390 #endif
1391 #ifdef HAVE_PATHS_H
1392 #  include <paths.h>
1393 #endif
1394                 ],
1395                 [ char *lastlog = _PATH_LASTLOG; ],
1396                 [ AC_MSG_RESULT(yes) ],
1397                 [
1398                         AC_MSG_RESULT(no)
1399                         system_lastlog_path=no
1400                 ])
1401         ]
1402 )
1403
1404 if test -z "$conf_lastlog_location"; then
1405         if test x"$system_lastlog_path" = x"no" ; then
1406                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
1407                                 if (test -d "$f" || test -f "$f") ; then
1408                                         conf_lastlog_location=$f
1409                                 fi
1410                 done
1411                 if test -z "$conf_lastlog_location"; then
1412                         AC_MSG_WARN([** Cannot find lastlog **])
1413                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
1414                 fi
1415         fi
1416 fi
1417
1418 if test -n "$conf_lastlog_location"; then
1419         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
1420 fi
1421
1422 dnl utmp detection
1423 AC_MSG_CHECKING([if your system defines UTMP_FILE])
1424 AC_TRY_COMPILE([
1425 #include <sys/types.h>
1426 #include <utmp.h>
1427 #ifdef HAVE_PATHS_H
1428 #  include <paths.h>
1429 #endif
1430         ],
1431         [ char *utmp = UTMP_FILE; ],
1432         [ AC_MSG_RESULT(yes) ],
1433         [ AC_MSG_RESULT(no)
1434           system_utmp_path=no ]
1435 )
1436 if test -z "$conf_utmp_location"; then
1437         if test x"$system_utmp_path" = x"no" ; then
1438                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
1439                         if test -f $f ; then
1440                                 conf_utmp_location=$f
1441                         fi
1442                 done
1443                 if test -z "$conf_utmp_location"; then
1444                         AC_DEFINE(DISABLE_UTMP)
1445                 fi
1446         fi
1447 fi
1448 if test -n "$conf_utmp_location"; then
1449         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
1450 fi
1451
1452 dnl wtmp detection
1453 AC_MSG_CHECKING([if your system defines WTMP_FILE])
1454 AC_TRY_COMPILE([
1455 #include <sys/types.h>
1456 #include <utmp.h>
1457 #ifdef HAVE_PATHS_H
1458 #  include <paths.h>
1459 #endif
1460         ],
1461         [ char *wtmp = WTMP_FILE; ],
1462         [ AC_MSG_RESULT(yes) ],
1463         [ AC_MSG_RESULT(no)
1464           system_wtmp_path=no ]
1465 )
1466 if test -z "$conf_wtmp_location"; then
1467         if test x"$system_wtmp_path" = x"no" ; then
1468                 for f in /usr/adm/wtmp /var/log/wtmp; do
1469                         if test -f $f ; then
1470                                 conf_wtmp_location=$f
1471                         fi
1472                 done
1473                 if test -z "$conf_wtmp_location"; then
1474                         AC_DEFINE(DISABLE_WTMP)
1475                 fi
1476         fi
1477 fi
1478 if test -n "$conf_wtmp_location"; then
1479         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
1480 fi
1481
1482
1483 dnl utmpx detection - I don't know any system so perverse as to require
1484 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
1485 dnl  there, though.
1486 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
1487 AC_TRY_COMPILE([
1488 #include <sys/types.h>
1489 #include <utmp.h>
1490 #ifdef HAVE_UTMPX_H
1491 #include <utmpx.h>
1492 #endif
1493 #ifdef HAVE_PATHS_H
1494 #  include <paths.h>
1495 #endif
1496         ],
1497         [ char *utmpx = UTMPX_FILE; ],
1498         [ AC_MSG_RESULT(yes) ],
1499         [ AC_MSG_RESULT(no)
1500           system_utmpx_path=no ]
1501 )
1502 if test -z "$conf_utmpx_location"; then
1503         if test x"$system_utmpx_path" = x"no" ; then
1504                 AC_DEFINE(DISABLE_UTMPX)
1505         fi
1506 else
1507         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
1508 fi
1509
1510 dnl wtmpx detection
1511 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
1512 AC_TRY_COMPILE([
1513 #include <sys/types.h>
1514 #include <utmp.h>
1515 #ifdef HAVE_UTMPX_H
1516 #include <utmpx.h>
1517 #endif
1518 #ifdef HAVE_PATHS_H
1519 #  include <paths.h>
1520 #endif
1521         ],
1522         [ char *wtmpx = WTMPX_FILE; ],
1523         [ AC_MSG_RESULT(yes) ],
1524         [ AC_MSG_RESULT(no)
1525           system_wtmpx_path=no ]
1526 )
1527 if test -z "$conf_wtmpx_location"; then
1528         if test x"$system_wtmpx_path" = x"no" ; then
1529                 AC_DEFINE(DISABLE_WTMPX)
1530         fi
1531 else
1532         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
1533 fi
1534
1535
1536 # Change default command timeout for builtin PRNG
1537 entropy_timeout=200
1538 AC_ARG_WITH(entropy-timeout,
1539         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
1540         [
1541                 if test "x$withval" != "xno" ; then
1542                         entropy_timeout=$withval
1543                 fi
1544         ]
1545 )
1546 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1547
1548
1549 if test ! -z "$blibpath" ; then
1550         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
1551         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
1552 fi
1553
1554 AC_EXEEXT
1555
1556 AC_OUTPUT(Makefile ssh_prng_cmds)
1557
1558 # Print summary of options
1559
1560 if test x$MANTYPE = x'$(CATMAN)' ; then
1561         MAN_MSG=cat
1562 else
1563         MAN_MSG=man
1564 fi
1565 if test ! -z "$RANDOM_POOL" ; then
1566         RAND_MSG="Device ($RANDOM_POOL)"
1567 else
1568         if test ! -z "$EGD_SOCKET" ; then
1569                 RAND_MSG="EGD ($EGD_SOCKET)"
1570         else
1571                 RAND_MSG="Builtin (timeout $entropy_timeout)"
1572                 BUILTIN_RNG=1
1573         fi
1574 fi
1575
1576 # Someone please show me a better way :)
1577 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
1578 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
1579 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
1580 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
1581 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
1582 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
1583 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
1584
1585 echo ""
1586 echo "OpenSSH configured has been configured with the following options."
1587 echo "                 User binaries: $B"
1588 echo "                 User binaries: $B"
1589 echo "               System binaries: $C"
1590 echo "           Configuration files: $D"
1591 echo "               Askpass program: $E"
1592 echo "                  Manual pages: $F"
1593 echo "                      PID file: $G"
1594 echo "      Random number collection: $RAND_MSG"
1595 echo "                Manpage format: $MAN_MSG"
1596 echo "                   PAM support: ${PAM_MSG}"
1597 echo "            KerberosIV support: $KRB4_MSG"
1598 echo "                   AFS support: $AFS_MSG"
1599 echo "                 S/KEY support: $SKEY_MSG"
1600 echo "          TCP Wrappers support: $TCPW_MSG"
1601 echo "          MD5 password support: $MD5_MSG"
1602 echo "   IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
1603 echo "      Use IPv4 by default hack: $IPV4_HACK_MSG"
1604 echo "       Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
1605
1606 echo ""
1607
1608 echo "              Host: ${host}"
1609 echo "          Compiler: ${CC}"
1610 echo "    Compiler flags: ${CFLAGS}"
1611 echo "Preprocessor flags: ${CPPFLAGS}"
1612 echo "      Linker flags: ${LDFLAGS}"
1613 echo "         Libraries: ${LIBS}"
1614
1615 echo ""
1616
1617 if test ! -z "$BUILTIN_RNG" ; then
1618         echo "WARNING: you are using the builtin random number collection service."
1619         echo "Please read WARNING.RNG and request that your OS vendor includes"
1620         echo "/dev/random in future versions of their OS."
1621         echo ""
1622 fi