openssh/configure.ac

   1 # $Id$
   2
   3 AC_INIT
   4 AC_CONFIG_SRCDIR([ssh.c])
   5
   6 AC_CONFIG_HEADER(config.h)
   7 AC_PROG_CC
   8 AC_CANONICAL_HOST
   9 AC_C_BIGENDIAN
  10
  11 # Checks for programs.
  12 AC_PROG_CPP
  13 AC_PROG_RANLIB
  14 AC_PROG_INSTALL
  15 AC_PATH_PROG(AR, ar)
  16 AC_PATH_PROGS(PERL, perl5 perl)
  17 AC_SUBST(PERL)
  18 AC_PATH_PROG(ENT, ent)
  19 AC_SUBST(ENT)
  20 AC_PATH_PROGS(FILEPRIV, filepriv, true, /sbin:/usr/sbin)
  21 AC_PATH_PROG(TEST_MINUS_S_SH, bash)
  22 AC_PATH_PROG(TEST_MINUS_S_SH, ksh)
  23 AC_PATH_PROG(TEST_MINUS_S_SH, sh)
  24 AC_PATH_PROG(SH, sh)
  25
  26 # System features
  27 AC_SYS_LARGEFILE
  28
  29 if test -z "$AR" ; then
  30         AC_MSG_ERROR([*** 'ar' missing, please install or fix your \$PATH ***])
  31 fi
  32
  33 # Use LOGIN_PROGRAM from environment if possible
  34 if test ! -z "$LOGIN_PROGRAM" ; then
  35         AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM")
  36 else
  37         # Search for login
  38         AC_PATH_PROG(LOGIN_PROGRAM_FALLBACK, login)
  39         if test ! -z "$LOGIN_PROGRAM_FALLBACK" ; then
  40                 AC_DEFINE_UNQUOTED(LOGIN_PROGRAM_FALLBACK, "$LOGIN_PROGRAM_FALLBACK")
  41         fi
  42 fi
  43
  44 if test -z "$LD" ; then
  45         LD=$CC
  46 fi
  47 AC_SUBST(LD)
  48
  49 AC_C_INLINE
  50 if test "$GCC" = "yes" || test "$GCC" = "egcs"; then
  51         CFLAGS="$CFLAGS -Wall -Wpointer-arith -Wno-uninitialized"
  52 fi
  53
  54 # Check for some target-specific stuff
  55 case "$host" in
  56 *-*-aix*)
  57         AFS_LIBS="-lld"
  58         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
  59         LDFLAGS="$LDFLAGS -L/usr/local/lib"
  60         if (test "$LD" != "gcc" && test -z "$blibpath"); then
  61                 AC_MSG_CHECKING([if linkage editor ($LD) accepts -blibpath])
  62                 saved_LDFLAGS="$LDFLAGS"
  63                 LDFLAGS="$LDFLAGS -blibpath:/usr/lib:/lib:/usr/local/lib"
  64                 AC_TRY_LINK([],
  65                         [],
  66                         [
  67                                 AC_MSG_RESULT(yes)
  68                                 blibpath="/usr/lib:/lib:/usr/local/lib"
  69                         ],
  70                         [ AC_MSG_RESULT(no) ]
  71                 )
  72                 LDFLAGS="$saved_LDFLAGS"
  73         fi
  74         AC_CHECK_FUNC(authenticate, [AC_DEFINE(WITH_AIXAUTHENTICATE)])
  75         AC_DEFINE(BROKEN_GETADDRINFO)
  76         AC_DEFINE(BROKEN_REALPATH)
  77         dnl AIX handles lastlog as part of its login message
  78         AC_DEFINE(DISABLE_LASTLOG)
  79         ;;
  80 *-*-cygwin*)
  81         LIBS="$LIBS /usr/lib/textmode.o"
  82         AC_DEFINE(HAVE_CYGWIN)
  83         AC_DEFINE(USE_PIPES)
  84         AC_DEFINE(DISABLE_SHADOW)
  85         AC_DEFINE(IPV4_DEFAULT)
  86         AC_DEFINE(IP_TOS_IS_BROKEN)
  87         AC_DEFINE(NO_X11_UNIX_SOCKETS)
  88         ;;
  89 *-*-dgux*)
  90         AC_DEFINE(IP_TOS_IS_BROKEN)
  91         ;;
  92 *-*-darwin*)
  93         AC_DEFINE(BROKEN_GETADDRINFO)
  94         ;;
  95 *-*-hpux10.26)
  96         if test -z "$GCC"; then
  97                 CFLAGS="$CFLAGS -Ae"
  98         fi
  99         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 100         IPADDR_IN_DISPLAY=yes
 101         AC_DEFINE(HAVE_SECUREWARE)
 102         AC_DEFINE(USE_PIPES)
 103         AC_DEFINE(LOGIN_NO_ENDOPT)
 104         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 105         AC_DEFINE(DISABLE_SHADOW)
 106         AC_DEFINE(DISABLE_UTMP)
 107         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 108         LIBS="$LIBS -lxnet -lsec -lsecpw"
 109         disable_ptmx_check=yes
 110         ;;
 111 *-*-hpux10*)
 112         if test -z "$GCC"; then
 113                 CFLAGS="$CFLAGS -Ae"
 114         fi
 115         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 116         IPADDR_IN_DISPLAY=yes
 117         AC_DEFINE(USE_PIPES)
 118         AC_DEFINE(LOGIN_NO_ENDOPT)
 119         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 120         AC_DEFINE(DISABLE_SHADOW)
 121         AC_DEFINE(DISABLE_UTMP)
 122         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 123         LIBS="$LIBS -lxnet -lsec"
 124         ;;
 125 *-*-hpux11*)
 126         CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_XOPEN_SOURCE -D_XOPEN_SOURCE_EXTENDED=1"
 127         IPADDR_IN_DISPLAY=yes
 128         AC_DEFINE(PAM_SUN_CODEBASE)
 129         AC_DEFINE(USE_PIPES)
 130         AC_DEFINE(LOGIN_NO_ENDOPT)
 131         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 132         AC_DEFINE(DISABLE_SHADOW)
 133         AC_DEFINE(DISABLE_UTMP)
 134         AC_DEFINE(SPT_TYPE,SPT_PSTAT)
 135         LIBS="$LIBS -lxnet -lsec"
 136         ;;
 137 *-*-irix5*)
 138         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 139         LDFLAGS="$LDFLAGS"
 140         PATH="$PATH:/usr/etc"
 141         AC_DEFINE(BROKEN_INET_NTOA)
 142         AC_DEFINE(WITH_ABBREV_NO_TTY)
 143         ;;
 144 *-*-irix6*)
 145         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 146         LDFLAGS="$LDFLAGS"
 147         PATH="$PATH:/usr/etc"
 148         AC_DEFINE(WITH_IRIX_ARRAY)
 149         AC_DEFINE(WITH_IRIX_PROJECT)
 150         AC_DEFINE(WITH_IRIX_AUDIT)
 151         AC_CHECK_FUNC(jlimit_startjob, [AC_DEFINE(WITH_IRIX_JOBS)])
 152         AC_DEFINE(BROKEN_INET_NTOA)
 153         AC_DEFINE(WITH_ABBREV_NO_TTY)
 154         ;;
 155 *-*-linux*)
 156         no_dev_ptmx=1
 157         check_for_libcrypt_later=1
 158         AC_DEFINE(DONT_TRY_OTHER_AF)
 159         AC_DEFINE(PAM_TTY_KLUDGE)
 160         inet6_default_4in6=yes
 161         ;;
 162 mips-sony-bsd|mips-sony-newsos4)
 163         AC_DEFINE(HAVE_NEWS4)
 164         SONY=1
 165         ;;
 166 *-*-netbsd*)
 167         need_dash_r=1
 168         ;;
 169 *-*-freebsd*)
 170         check_for_libcrypt_later=1
 171         ;;
 172 *-next-*)
 173         conf_lastlog_location="/usr/adm/lastlog"
 174         conf_utmp_location=/etc/utmp
 175         conf_wtmp_location=/usr/adm/wtmp
 176         MAIL=/usr/spool/mail
 177         AC_DEFINE(HAVE_NEXT)
 178         AC_DEFINE(BROKEN_REALPATH)
 179         AC_DEFINE(USE_PIPES)
 180         AC_DEFINE(BROKEN_SAVED_UIDS)
 181         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 182         CFLAGS="$CFLAGS"
 183         ;;
 184 *-*-solaris*)
 185         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 186         LDFLAGS="$LDFLAGS -L/usr/local/lib -R/usr/local/lib"
 187         need_dash_r=1
 188         AC_DEFINE(PAM_SUN_CODEBASE)
 189         AC_DEFINE(LOGIN_NEEDS_UTMPX)
 190         AC_DEFINE(LOGIN_NEEDS_TERM)
 191         AC_DEFINE(PAM_TTY_KLUDGE)
 192         # hardwire lastlog location (can't detect it on some versions)
 193         conf_lastlog_location="/var/adm/lastlog"
 194         AC_MSG_CHECKING(for obsolete utmp and wtmp in solaris2.x)
 195         sol2ver=`echo "$host"| sed -e 's/.*[[0-9]]\.//'`
 196         if test "$sol2ver" -ge 8; then
 197                 AC_MSG_RESULT(yes)
 198                 AC_DEFINE(DISABLE_UTMP)
 199                 AC_DEFINE(DISABLE_WTMP)
 200         else
 201                 AC_MSG_RESULT(no)
 202         fi
 203         ;;
 204 *-*-sunos4*)
 205         CPPFLAGS="$CPPFLAGS -DSUNOS4"
 206         AC_CHECK_FUNCS(getpwanam)
 207         AC_DEFINE(PAM_SUN_CODEBASE)
 208         conf_utmp_location=/etc/utmp
 209         conf_wtmp_location=/var/adm/wtmp
 210         conf_lastlog_location=/var/adm/lastlog
 211         AC_DEFINE(USE_PIPES)
 212         ;;
 213 *-ncr-sysv*)
 214         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 215         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 216         LIBS="$LIBS -lc89"
 217         AC_DEFINE(USE_PIPES)
 218         ;;
 219 *-sni-sysv*)
 220         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 221         # /usr/ucblib MUST NOT be searched on ReliantUNIX
 222         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 223         IPADDR_IN_DISPLAY=yes
 224         AC_DEFINE(USE_PIPES)
 225         AC_DEFINE(IP_TOS_IS_BROKEN)
 226         # /usr/ucblib/libucb.a no longer needed on ReliantUNIX
 227         # Attention: always take care to bind libsocket and libnsl before libc,
 228         # otherwise you will find lots of "SIOCGPGRP errno 22" on syslog
 229         ;;
 230 *-*-sysv4.2*)
 231         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 232         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 233 #       enable_suid_ssh=no
 234         AC_DEFINE(USE_PIPES)
 235         ;;
 236 *-*-sysv5*)
 237         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 238         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 239 #       enable_suid_ssh=no
 240         AC_DEFINE(USE_PIPES)
 241         ;;
 242 *-*-sysv*)
 243         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 244         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 245         ;;
 246 *-*-sco3.2v4*)
 247         CPPFLAGS="$CPPFLAGS -Dftruncate=chsize -I/usr/local/include"
 248         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 249         LIBS="$LIBS -los -lprot -lx -ltinfo -lm"
 250         rsh_path="/usr/bin/rcmd"
 251         RANLIB=true
 252         no_dev_ptmx=1
 253         AC_DEFINE(BROKEN_SYS_TERMIO_H)
 254         AC_DEFINE(USE_PIPES)
 255         AC_DEFINE(HAVE_SECUREWARE)
 256         AC_DEFINE(DISABLE_SHADOW)
 257         AC_DEFINE(BROKEN_SAVED_UIDS)
 258         AC_CHECK_FUNCS(getluid setluid)
 259         MANTYPE=man
 260         do_sco3_extra_lib_check=yes
 261         ;;
 262 *-*-sco3.2v5*)
 263         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 264         LDFLAGS="$LDFLAGS -L/usr/local/lib"
 265         LIBS="$LIBS -lprot -lx -ltinfo -lm"
 266         no_dev_ptmx=1
 267         rsh_path="/usr/bin/rcmd"
 268         AC_DEFINE(USE_PIPES)
 269         AC_DEFINE(HAVE_SECUREWARE)
 270         AC_DEFINE(DISABLE_SHADOW)
 271         AC_CHECK_FUNCS(getluid setluid)
 272         MANTYPE=man
 273         ;;
 274 *-*-unicos*)
 275         no_libsocket=1
 276         no_libnsl=1
 277         AC_DEFINE(USE_PIPES)
 278         LDFLAGS="$LDFLAGS -Wl,-Dmsglevel=334:fatal,-L/usr/local/lib"
 279         LIBS="$LIBS -lgen -lrsc"
 280         ;;
 281 *-dec-osf*)
 282         AC_MSG_CHECKING(for Digital Unix SIA)
 283         no_osfsia=""
 284         AC_ARG_WITH(osfsia,
 285                 [  --with-osfsia           Enable Digital Unix SIA],
 286                 [
 287                         if test "x$withval" = "xno" ; then
 288                                 AC_MSG_RESULT(disabled)
 289                                 no_osfsia=1
 290                         fi
 291                 ],
 292         )
 293         if test -z "$no_osfsia" ; then
 294                 if test -f /etc/sia/matrix.conf; then
 295                         AC_MSG_RESULT(yes)
 296                         AC_DEFINE(HAVE_OSF_SIA)
 297                         AC_DEFINE(DISABLE_LOGIN)
 298                         LIBS="$LIBS -lsecurity -ldb -lm -laud"
 299                 else
 300                         AC_MSG_RESULT(no)
 301                 fi
 302         fi
 303         ;;
 304
 305 *-*-nto-qnx)
 306         AC_DEFINE(USE_PIPES)
 307         AC_DEFINE(NO_X11_UNIX_SOCKETS)
 308         AC_DEFINE(MISSING_NFDBITS)
 309         AC_DEFINE(MISSING_HOWMANY)
 310         AC_DEFINE(MISSING_FD_MASK)
 311         ;;
 312 esac
 313
 314 # Allow user to specify flags
 315 AC_ARG_WITH(cflags,
 316         [  --with-cflags           Specify additional flags to pass to compiler],
 317         [
 318                 if test "x$withval" != "xno" ; then
 319                         CFLAGS="$CFLAGS $withval"
 320                 fi
 321         ]
 322 )
 323 AC_ARG_WITH(cppflags,
 324         [  --with-cppflags         Specify additional flags to pass to preprocessor] ,
 325         [
 326                 if test "x$withval" != "xno"; then
 327                         CPPFLAGS="$CPPFLAGS $withval"
 328                 fi
 329         ]
 330 )
 331 AC_ARG_WITH(ldflags,
 332         [  --with-ldflags          Specify additional flags to pass to linker],
 333         [
 334                 if test "x$withval" != "xno" ; then
 335                         LDFLAGS="$LDFLAGS $withval"
 336                 fi
 337         ]
 338 )
 339 AC_ARG_WITH(libs,
 340         [  --with-libs             Specify additional libraries to link with],
 341         [
 342                 if test "x$withval" != "xno" ; then
 343                         LIBS="$LIBS $withval"
 344                 fi
 345         ]
 346 )
 347
 348 # Checks for header files.
 349 AC_CHECK_HEADERS(bstring.h crypt.h endian.h floatingpoint.h \
 350         getopt.h glob.h lastlog.h limits.h login.h \
 351         login_cap.h maillock.h netdb.h netgroup.h \
 352         netinet/in_systm.h paths.h pty.h readpassphrase.h \
 353         rpc/types.h security/pam_appl.h shadow.h stddef.h stdint.h \
 354         strings.h sys/bitypes.h sys/bsdtty.h sys/cdefs.h \
 355         sys/mman.h sys/select.h sys/stat.h \
 356         sys/stropts.h sys/sysmacros.h sys/time.h \
 357         sys/un.h time.h ttyent.h usersec.h \
 358         util.h utime.h utmp.h utmpx.h)
 359
 360 # Checks for libraries.
 361 AC_CHECK_FUNC(yp_match, , AC_CHECK_LIB(nsl, yp_match))
 362 AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
 363
 364 dnl SCO OS3 needs this for libwrap
 365 if test "x$with_tcp_wrappers" != "xno" ; then
 366     if test "x$do_sco3_extra_lib_check" = "xyes" ; then
 367         AC_CHECK_LIB(rpc, innetgr, LIBS="-lrpc -lyp -lrpc $LIBS" , , -lyp -lrpc)
 368     fi
 369 fi
 370
 371 AC_CHECK_FUNC(getspnam, ,
 372         AC_CHECK_LIB(gen, getspnam, LIBS="$LIBS -lgen"))
 373
 374 AC_ARG_WITH(rpath,
 375         [  --without-rpath         Disable auto-added -R linker paths],
 376         [
 377                 if test "x$withval" = "xno" ; then
 378                         need_dash_r=""
 379                 fi
 380                 if test "x$withval" = "xyes" ; then
 381                         need_dash_r=1
 382                 fi
 383         ]
 384 )
 385
 386 dnl zlib is required
 387 AC_ARG_WITH(zlib,
 388         [  --with-zlib=PATH        Use zlib in PATH],
 389         [
 390                 if test "x$withval" = "xno" ; then
 391                         AC_MSG_ERROR([*** zlib is required ***])
 392                 fi
 393                 if test -d "$withval/lib"; then
 394                         if test -n "${need_dash_r}"; then
 395                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 396                         else
 397                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 398                         fi
 399                 else
 400                         if test -n "${need_dash_r}"; then
 401                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 402                         else
 403                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 404                         fi
 405                 fi
 406                 if test -d "$withval/include"; then
 407                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 408                 else
 409                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 410                 fi
 411         ]
 412 )
 413
 414 AC_CHECK_LIB(z, deflate, ,AC_MSG_ERROR([*** zlib missing - please install first or check config.log ***]))
 415
 416 dnl UnixWare 2.x
 417 AC_CHECK_FUNC(strcasecmp,
 418         [], [ AC_CHECK_LIB(resolv, strcasecmp, LIBS="$LIBS -lresolv") ]
 419 )
 420 AC_CHECK_FUNC(utimes,
 421         [], [ AC_CHECK_LIB(c89, utimes, LIBS="$LIBS -lc89") ]
 422 )
 423
 424 dnl    Checks for libutil functions
 425 AC_CHECK_HEADERS(libutil.h)
 426 AC_SEARCH_LIBS(login, util bsd, [AC_DEFINE(HAVE_LOGIN)])
 427 AC_CHECK_FUNCS(logout updwtmp logwtmp)
 428
 429 AC_FUNC_STRFTIME
 430
 431 # Check for ALTDIRFUNC glob() extension
 432 AC_MSG_CHECKING(for GLOB_ALTDIRFUNC support)
 433 AC_EGREP_CPP(FOUNDIT,
 434         [
 435                 #include <glob.h>
 436                 #ifdef GLOB_ALTDIRFUNC
 437                 FOUNDIT
 438                 #endif
 439         ],
 440         [
 441                 AC_DEFINE(GLOB_HAS_ALTDIRFUNC)
 442                 AC_MSG_RESULT(yes)
 443         ],
 444         [
 445                 AC_MSG_RESULT(no)
 446         ]
 447 )
 448
 449 # Check for g.gl_matchc glob() extension
 450 AC_MSG_CHECKING(for gl_matchc field in glob_t)
 451 AC_EGREP_CPP(FOUNDIT,
 452         [
 453                 #include <glob.h>
 454                 int main(void){glob_t g; g.gl_matchc = 1;}
 455         ],
 456         [
 457                 AC_DEFINE(GLOB_HAS_GL_MATCHC)
 458                 AC_MSG_RESULT(yes)
 459         ],
 460         [
 461                 AC_MSG_RESULT(no)
 462         ]
 463 )
 464
 465 AC_MSG_CHECKING([whether struct dirent allocates space for d_name])
 466 AC_TRY_RUN(
 467         [
 468 #include <sys/types.h>
 469 #include <dirent.h>
 470 int main(void){struct dirent d;return(sizeof(d.d_name)<=sizeof(char));}
 471         ],
 472         [AC_MSG_RESULT(yes)],
 473         [
 474                 AC_MSG_RESULT(no)
 475                 AC_DEFINE(BROKEN_ONE_BYTE_DIRENT_D_NAME)
 476         ]
 477 )
 478
 479 # Check whether the user wants GSI (Globus) support
 480 gsi_path="no"
 481 AC_ARG_WITH(gsi,
 482         [  --with-gsi=PATH         Enable GSI/Globus authentication support],
 483         [
 484                 gsi_path="$withval"
 485         ]
 486 )
 487
 488 AC_ARG_WITH(globus,
 489         [  --with-globus=PATH      Enable GSI/Globus authentication support],
 490         [
 491                 gsi_path="$withval"
 492         ]
 493 )
 494
 495 # Check whether the user has a Globus flavor type
 496 globus_flavor_type="no"
 497 AC_ARG_WITH(globus-flavor,
 498         [  --with-globus-flavor=TYPE         Describe Globus flavor type (ex: gcc32dbg, etc.)],
 499         [
 500                 globus_flavor_type="$withval"
 501         ]
 502 )
 503
 504 if test "x$gsi_path" != "xno" ; then
 505         # Globus GSSAPI configuration
 506         AC_DEFINE(GSSAPI)
 507         AC_DEFINE(GSI)
 508
 509         # Find GLOBUS/GSI installation Directory
 510         AC_MSG_CHECKING(for Globus/GSI installation directory)
 511
 512         globus_install_dir=$gsi_path
 513
 514         if test "x$globus_install_dir" = "xyes" ; then
 515                 AC_MSG_ERROR(Cannot find Globus/GSI installation directory -- a path must be specified!)
 516         fi
 517         AC_MSG_RESULT($globus_install_dir)
 518
 519         # Find GLOBUS/GSI development directory
 520         AC_MSG_CHECKING(for Globus/GSI development directory)
 521         globus_dev_dir=$globus_install_dir
 522         AC_MSG_RESULT($globus_dev_dir)
 523
 524         # Find GLOBUS/GSI flavor Directory
 525         AC_MSG_CHECKING(for Globus flavor type)
 526
 527         if test "x$globus_flavor_type" = "xno" ; then
 528                 AC_MSG_ERROR(No Globus flavor type specified)
 529         elif test "x$globus_flavor_type" = "xyes" ; then
 530                 AC_MSG_ERROR(No Globus flavor type specified)
 531         else
 532                 GLOBUS_FLAVOR_TYPE_INCL_DIR="${globus_dev_dir}/include/${globus_flavor_type}"
 533
 534                 if test ! -d "$GLOBUS_FLAVOR_TYPE_INCL_DIR" ; then
 535                         AC_MSG_ERROR(Cannot find Globus flavor-specific include directory: ${GLOBUS_FLAVOR_TYPE_INCL_DIR})
 536                 fi
 537
 538                 AC_MSG_RESULT($globus_flavor_type)
 539                 GSI_LIBS="${gsi_path}/lib/libglobus_gss_assist_${globus_flavor_type}.a ${gsi_path}/lib/libglobus_gssapi_gsi_${globus_flavor_type}.a"
 540                 GSI_CFLAGS="-I${GLOBUS_FLAVOR_TYPE_INCL_DIR}"
 541         fi
 542
 543         LIBS="$LIBS $GSI_LIBS"
 544         LDFLAGS="$LDFLAGS $GSI_LDFLAGS"
 545         CFLAGS="$CFLAGS $GSI_CFLAGS"
 546 # End Globus/GSI section
 547 fi
 548
 549 # Check whether user wants S/Key support
 550 SKEY_MSG="no"
 551 AC_ARG_WITH(skey,
 552         [  --with-skey[[=PATH]]      Enable S/Key support
 553                             (optionally in PATH)],
 554         [
 555                 if test "x$withval" != "xno" ; then
 556
 557                         if test "x$withval" != "xyes" ; then
 558                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
 559                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
 560                         fi
 561
 562                         AC_DEFINE(SKEY)
 563                         LIBS="-lskey $LIBS"
 564                         SKEY_MSG="yes"
 565
 566                         AC_MSG_CHECKING([for s/key support])
 567                         AC_TRY_RUN(
 568                                 [
 569 #include <stdio.h>
 570 #include <skey.h>
 571 int main() { char *ff = skey_keyinfo(""); ff=""; return 0; }
 572                                 ],
 573                                 [AC_MSG_RESULT(yes)],
 574                                 [
 575                                         AC_MSG_RESULT(no)
 576                                         AC_MSG_ERROR([** Incomplete or missing s/key libraries.])
 577                                 ])
 578                 fi
 579         ]
 580 )
 581
 582 # Check whether user wants TCP wrappers support
 583 TCPW_MSG="no"
 584 AC_ARG_WITH(tcp-wrappers,
 585         [  --with-tcp-wrappers[[=PATH]]      Enable tcpwrappers support
 586                             (optionally in PATH)],
 587         [
 588                 if test "x$withval" != "xno" ; then
 589                         saved_LIBS="$LIBS"
 590                         saved_LDFLAGS="$LDFLAGS"
 591                         saved_CPPFLAGS="$CPPFLAGS"
 592                         if test -n "${withval}" -a "${withval}" != "yes"; then
 593                                 if test -d "${withval}/lib"; then
 594                                         if test -n "${need_dash_r}"; then
 595                                                 LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 596                                         else
 597                                                 LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 598                                         fi
 599                                 else
 600                                         if test -n "${need_dash_r}"; then
 601                                                 LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 602                                         else
 603                                                 LDFLAGS="-L${withval} ${LDFLAGS}"
 604                                         fi
 605                                 fi
 606                                 if test -d "${withval}/include"; then
 607                                         CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 608                                 else
 609                                         CPPFLAGS="-I${withval} ${CPPFLAGS}"
 610                                 fi
 611                         fi
 612                         LIBWRAP="-lwrap"
 613                         LIBS="$LIBWRAP $LIBS"
 614                         AC_MSG_CHECKING(for libwrap)
 615                         AC_TRY_LINK(
 616                                 [
 617 #include <tcpd.h>
 618                                         int deny_severity = 0, allow_severity = 0;
 619                                 ],
 620                                 [hosts_access(0);],
 621                                 [
 622                                         AC_MSG_RESULT(yes)
 623                                         AC_DEFINE(LIBWRAP)
 624                                         AC_SUBST(LIBWRAP)
 625                                         TCPW_MSG="yes"
 626                                 ],
 627                                 [
 628                                         AC_MSG_ERROR([*** libwrap missing])
 629                                 ]
 630                         )
 631                         LIBS="$saved_LIBS"
 632                 fi
 633         ]
 634 )
 635
 636 dnl    Checks for library functions.
 637 AC_CHECK_FUNCS(arc4random b64_ntop bcopy bindresvport_sa \
 638         clock fchmod fchown freeaddrinfo futimes gai_strerror \
 639         getaddrinfo getcwd getgrouplist getnameinfo getopt \
 640         getrlimit getrusage getttyent glob inet_aton inet_ntoa \
 641         inet_ntop innetgr login_getcapbool md5_crypt memmove \
 642         mkdtemp mmap ngetaddrinfo openpty ogetaddrinfo readpassphrase \
 643         realpath recvmsg rresvport_af sendmsg setdtablesize setegid \
 644         setenv seteuid setlogin setproctitle setresgid setreuid setrlimit \
 645         setsid setvbuf sigaction sigvec snprintf socketpair strerror \
 646         strlcat strlcpy strmode strsep sysconf tcgetpgrp truncate utimes \
 647         vhangup vsnprintf waitpid __b64_ntop _getpty)
 648
 649 dnl IRIX and Solaris 2.5.1 have dirname() in libgen
 650 AC_CHECK_FUNCS(dirname, [AC_CHECK_HEADERS(libgen.h)] ,[
 651         AC_CHECK_LIB(gen, dirname,[
 652                 AC_CACHE_CHECK([for broken dirname],
 653                         ac_cv_have_broken_dirname, [
 654                         save_LIBS="$LIBS"
 655                         LIBS="$LIBS -lgen"
 656                         AC_TRY_RUN(
 657                                 [
 658 #include <libgen.h>
 659 #include <string.h>
 660
 661 int main(int argc, char **argv) {
 662     char *s, buf[32];
 663
 664     strncpy(buf,"/etc", 32);
 665     s = dirname(buf);
 666     if (!s || strncmp(s, "/", 32) != 0) {
 667         exit(1);
 668     } else {
 669         exit(0);
 670     }
 671 }
 672                                 ],
 673                                 [ ac_cv_have_broken_dirname="no" ],
 674                                 [ ac_cv_have_broken_dirname="yes" ]
 675                         )
 676                         LIBS="$save_LIBS"
 677                 ])
 678                 if test "x$ac_cv_have_broken_dirname" = "xno" ; then
 679                         LIBS="$LIBS -lgen"
 680                         AC_DEFINE(HAVE_DIRNAME)
 681                         AC_CHECK_HEADERS(libgen.h)
 682                 fi
 683         ])
 684 ])
 685
 686 dnl    Checks for time functions
 687 AC_CHECK_FUNCS(gettimeofday time)
 688 dnl    Checks for utmp functions
 689 AC_CHECK_FUNCS(endutent getutent getutid getutline pututline setutent)
 690 AC_CHECK_FUNCS(utmpname)
 691 dnl    Checks for utmpx functions
 692 AC_CHECK_FUNCS(endutxent getutxent getutxid getutxline pututxline )
 693 AC_CHECK_FUNCS(setutxent utmpxname)
 694
 695 AC_CHECK_FUNC(getuserattr,
 696         [AC_DEFINE(HAVE_GETUSERATTR)],
 697         [AC_CHECK_LIB(s, getuserattr, [LIBS="$LIBS -ls"; AC_DEFINE(HAVE_GETUSERATTR)])]
 698 )
 699
 700 AC_CHECK_FUNC(daemon,
 701         [AC_DEFINE(HAVE_DAEMON)],
 702         [AC_CHECK_LIB(bsd, daemon, [LIBS="$LIBS -lbsd"; AC_DEFINE(HAVE_DAEMON)])]
 703 )
 704
 705 AC_CHECK_FUNC(getpagesize,
 706         [AC_DEFINE(HAVE_GETPAGESIZE)],
 707         [AC_CHECK_LIB(ucb, getpagesize, [LIBS="$LIBS -lucb"; AC_DEFINE(HAVE_GETPAGESIZE)])]
 708 )
 709
 710 # Check for broken snprintf
 711 if test "x$ac_cv_func_snprintf" = "xyes" ; then
 712         AC_MSG_CHECKING([whether snprintf correctly terminates long strings])
 713         AC_TRY_RUN(
 714                 [
 715 #include <stdio.h>
 716 int main(void){char b[5];snprintf(b,5,"123456789");return(b[4]!='\0');}
 717                 ],
 718                 [AC_MSG_RESULT(yes)],
 719                 [
 720                         AC_MSG_RESULT(no)
 721                         AC_DEFINE(BROKEN_SNPRINTF)
 722                         AC_MSG_WARN([****** Your snprintf() function is broken, complain to your vendor])
 723                 ]
 724         )
 725 fi
 726
 727 AC_FUNC_GETPGRP
 728
 729 # Check for PAM libs
 730 PAM_MSG="no"
 731 AC_ARG_WITH(pam,
 732         [  --with-pam              Enable PAM support ],
 733         [
 734                 if test "x$withval" != "xno" ; then
 735                         if test "x$ac_cv_header_security_pam_appl_h" != "xyes" ; then
 736                                 AC_MSG_ERROR([PAM headers not found])
 737                         fi
 738
 739                         AC_CHECK_LIB(dl, dlopen, , )
 740                         AC_CHECK_LIB(pam, pam_set_item, , AC_MSG_ERROR([*** libpam missing]))
 741                         AC_CHECK_FUNCS(pam_getenvlist)
 742                         AC_CHECK_FUNCS(pam_putenv)
 743
 744                         disable_shadow=yes
 745                         PAM_MSG="yes"
 746
 747                         AC_DEFINE(USE_PAM)
 748                         if test $ac_cv_lib_dl_dlopen = yes; then
 749                                 LIBPAM="-lpam -ldl"
 750                         else
 751                                 LIBPAM="-lpam"
 752                         fi
 753
 754                         AC_SUBST(LIBPAM)
 755                 fi
 756         ]
 757 )
 758
 759 # Check for older PAM
 760 if test "x$PAM_MSG" = "xyes" ; then
 761         # Check PAM strerror arguments (old PAM)
 762         AC_MSG_CHECKING([whether pam_strerror takes only one argument])
 763         AC_TRY_COMPILE(
 764                 [
 765 #include <stdlib.h>
 766 #include <security/pam_appl.h>
 767                 ],
 768                 [(void)pam_strerror((pam_handle_t *)NULL, -1);],
 769                 [AC_MSG_RESULT(no)],
 770                 [
 771                         AC_DEFINE(HAVE_OLD_PAM)
 772                         AC_MSG_RESULT(yes)
 773                         PAM_MSG="yes (old library)"
 774                 ]
 775         )
 776 fi
 777
 778 # Search for OpenSSL
 779 saved_CPPFLAGS="$CPPFLAGS"
 780 saved_LDFLAGS="$LDFLAGS"
 781 AC_ARG_WITH(ssl-dir,
 782         [  --with-ssl-dir=PATH     Specify path to OpenSSL installation ],
 783         [
 784                 if test "x$withval" != "xno" ; then
 785                         if test -d "$withval/lib"; then
 786                                 if test -n "${need_dash_r}"; then
 787                                         LDFLAGS="-L${withval}/lib -R${withval}/lib ${LDFLAGS}"
 788                                 else
 789                                         LDFLAGS="-L${withval}/lib ${LDFLAGS}"
 790                                 fi
 791                         else
 792                                 if test -n "${need_dash_r}"; then
 793                                         LDFLAGS="-L${withval} -R${withval} ${LDFLAGS}"
 794                                 else
 795                                         LDFLAGS="-L${withval} ${LDFLAGS}"
 796                                 fi
 797                         fi
 798                         if test -d "$withval/include"; then
 799                                 CPPFLAGS="-I${withval}/include ${CPPFLAGS}"
 800                         else
 801                                 CPPFLAGS="-I${withval} ${CPPFLAGS}"
 802                         fi
 803                 fi
 804         ]
 805 )
 806
 807 # Patch up SSL libraries for GSI authentication as needed
 808 if test "x$globus_flavor_type" != "xno" ; then
 809         # For Globus 2, always link with the static libraries
 810         LIBS="$LIBS ${gsi_path}/lib/libglobus_ssl_utils_${globus_flavor_type}.a ${gsi_path}/lib/libssl_${globus_flavor_type}.a ${gsi_path}/lib/libcrypto_${globus_flavor_type}.a"
 811 else
 812         if test "x$gsi_path" != "xno" ; then
 813                 # Older GSI needs -lssl too
 814                 LIBS="$LIBS -lssl -lcrypto"
 815         else # if no GSI authentication (i.e., OpenSSL default)
 816                 LIBS="$LIBS -lcrypto"
 817         fi
 818 fi # globus_flavor_type
 819
 820 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 821         [
 822                 dnl Check default openssl install dir
 823                 if test -n "${need_dash_r}"; then
 824                         LDFLAGS="-L/usr/local/ssl/lib -R/usr/local/ssl/lib ${saved_LDFLAGS}"
 825                 else
 826                         LDFLAGS="-L/usr/local/ssl/lib ${saved_LDFLAGS}"
 827                 fi
 828                 CPPFLAGS="-I/usr/local/ssl/include ${saved_CPPFLAGS}"
 829                 AC_TRY_LINK_FUNC(RAND_add, AC_DEFINE(HAVE_OPENSSL),
 830                         [
 831                                 AC_MSG_ERROR([*** Can't find recent OpenSSL libcrypto (see config.log for details) ***])
 832                         ]
 833                 )
 834         ]
 835 )
 836
 837
 838 # Sanity check OpenSSL headers
 839 AC_MSG_CHECKING([whether OpenSSL's headers match the library])
 840 AC_TRY_RUN(
 841         [
 842 #include <string.h>
 843 #include <openssl/opensslv.h>
 844 int main(void) { return(SSLeay() == OPENSSL_VERSION_NUMBER ? 0 : 1); }
 845         ],
 846         [
 847                 AC_MSG_RESULT(yes)
 848         ],
 849         [
 850                 AC_MSG_RESULT(no)
 851                 AC_MSG_ERROR(Your OpenSSL headers do not match your library)
 852         ]
 853 )
 854
 855 # Some Linux systems (Slackware) need crypt() from libcrypt, *not* the
 856 # version in OpenSSL. Skip this for PAM
 857 if test "x$PAM_MSG" = "xno" -a "x$check_for_libcrypt_later" = "x1"; then
 858         AC_CHECK_LIB(crypt, crypt, LIBS="$LIBS -lcrypt")
 859 fi
 860
 861
 862 ### Configure cryptographic random number support
 863
 864 # Check wheter OpenSSL seeds itself
 865 AC_MSG_CHECKING([whether OpenSSL's PRNG is internally seeded])
 866 AC_TRY_RUN(
 867         [
 868 #include <string.h>
 869 #include <openssl/rand.h>
 870 int main(void) { return(RAND_status() == 1 ? 0 : 1); }
 871         ],
 872         [
 873                 OPENSSL_SEEDS_ITSELF=yes
 874                 AC_MSG_RESULT(yes)
 875         ],
 876         [
 877                 AC_MSG_RESULT(no)
 878                 # Default to use of the rand helper if OpenSSL doesn't
 879                 # seed itself
 880                 USE_RAND_HELPER=yes
 881         ]
 882 )
 883
 884
 885 # Do we want to force the use of the rand helper?
 886 AC_ARG_WITH(rand-helper,
 887         [  --with-rand-helper      Use subprocess to gather strong randomness ],
 888         [
 889                 if test "x$withval" = "xno" ; then
 890                         # Force use of OpenSSL's internal RNG, even if
 891                         # the previous test showed it to be unseeded.
 892                         if test -z "$OPENSSL_SEEDS_ITSELF" ; then
 893                                 AC_MSG_WARN([*** Forcing use of OpenSSL's non-self-seeding PRNG])
 894                                 OPENSSL_SEEDS_ITSELF=yes
 895                                 USE_RAND_HELPER=""
 896                         fi
 897                 else
 898                         USE_RAND_HELPER=yes
 899                 fi
 900         ],
 901 )
 902
 903 # Which randomness source do we use?
 904 if test ! -z "$OPENSSL_SEEDS_ITSELF" -a -z "$USE_RAND_HELPER" ; then
 905         # OpenSSL only
 906         AC_DEFINE(OPENSSL_PRNG_ONLY)
 907         RAND_MSG="OpenSSL internal ONLY"
 908         INSTALL_SSH_RAND_HELPER=""
 909 elif test ! -z "$USE_RAND_HELPER" ; then
 910         # install rand helper
 911         RAND_MSG="ssh-rand-helper"
 912         INSTALL_SSH_RAND_HELPER="yes"
 913 fi
 914 AC_SUBST(INSTALL_SSH_RAND_HELPER)
 915
 916 ### Configuration of ssh-rand-helper
 917
 918 # PRNGD TCP socket
 919 AC_ARG_WITH(prngd-port,
 920         [  --with-prngd-port=PORT  read entropy from PRNGD/EGD TCP localhost:PORT],
 921         [
 922                 case "$withval" in
 923                 no)
 924                         withval=""
 925                         ;;
 926                 [[0-9]]*)
 927                         ;;
 928                 *)
 929                         AC_MSG_ERROR(You must specify a numeric port number for --with-prngd-port)
 930                         ;;
 931                 esac
 932                 if test ! -z "$withval" ; then
 933                         PRNGD_PORT="$withval"
 934                         AC_DEFINE_UNQUOTED(PRNGD_PORT, $PRNGD_PORT)
 935                 fi
 936         ]
 937 )
 938
 939 # PRNGD Unix domain socket
 940 AC_ARG_WITH(prngd-socket,
 941         [  --with-prngd-socket=FILE read entropy from PRNGD/EGD socket FILE (default=/var/run/egd-pool)],
 942         [
 943                 case "$withval" in
 944                 yes)
 945                         withval="/var/run/egd-pool"
 946                         ;;
 947                 no)
 948                         withval=""
 949                         ;;
 950                 /*)
 951                         ;;
 952                 *)
 953                         AC_MSG_ERROR(You must specify an absolute path to the entropy socket)
 954                         ;;
 955                 esac
 956
 957                 if test ! -z "$withval" ; then
 958                         if test ! -z "$PRNGD_PORT" ; then
 959                                 AC_MSG_ERROR(You may not specify both a PRNGD/EGD port and socket)
 960                         fi
 961                         if test ! -r "$withval" ; then
 962                                 AC_MSG_WARN(Entropy socket is not readable)
 963                         fi
 964                         PRNGD_SOCKET="$withval"
 965                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
 966                 fi
 967         ],
 968         [
 969                 # Check for existing socket only if we don't have a random device already
 970                 if test "$USE_RAND_HELPER" = yes ; then
 971                         AC_MSG_CHECKING(for PRNGD/EGD socket)
 972                         # Insert other locations here
 973                         for sock in /var/run/egd-pool /dev/egd-pool /etc/entropy; do
 974                                 if test -r $sock && $TEST_MINUS_S_SH -c "test -S $sock -o -p $sock" ; then
 975                                         PRNGD_SOCKET="$sock"
 976                                         AC_DEFINE_UNQUOTED(PRNGD_SOCKET, "$PRNGD_SOCKET")
 977                                         break;
 978                                 fi
 979                         done
 980                         if test ! -z "$PRNGD_SOCKET" ; then
 981                                 AC_MSG_RESULT($PRNGD_SOCKET)
 982                         else
 983                                 AC_MSG_RESULT(not found)
 984                         fi
 985                 fi
 986         ]
 987 )
 988
 989 # Change default command timeout for hashing entropy source
 990 entropy_timeout=200
 991 AC_ARG_WITH(entropy-timeout,
 992         [  --with-entropy-timeout  Specify entropy gathering command timeout (msec)],
 993         [
 994                 if test "x$withval" != "xno" ; then
 995                         entropy_timeout=$withval
 996                 fi
 997         ]
 998 )
 999 AC_DEFINE_UNQUOTED(ENTROPY_TIMEOUT_MSEC, $entropy_timeout)
1000
1001 ssh_privsep_user=sshd
1002 AC_ARG_WITH(privsep-user,
1003         [  --with-privsep-user=user Specify non-privileged user for privilege separation],
1004         [
1005                 if test -n "$withval"; then
1006                         ssh_privsep_user=$withval
1007                 fi
1008         ]
1009 )
1010 AC_DEFINE_UNQUOTED(SSH_PRIVSEP_USER, "$ssh_privsep_user")
1011
1012 # We do this little dance with the search path to insure
1013 # that programs that we select for use by installed programs
1014 # (which may be run by the super-user) come from trusted
1015 # locations before they come from the user's private area.
1016 # This should help avoid accidentally configuring some
1017 # random version of a program in someone's personal bin.
1018
1019 OPATH=$PATH
1020 PATH=/bin:/usr/bin
1021 test -h /bin 2> /dev/null && PATH=/usr/bin
1022 test -d /sbin && PATH=$PATH:/sbin
1023 test -d /usr/sbin && PATH=$PATH:/usr/sbin
1024 PATH=$PATH:/etc:$OPATH
1025
1026 # These programs are used by the command hashing source to gather entropy
1027 OSSH_PATH_ENTROPY_PROG(PROG_LS, ls)
1028 OSSH_PATH_ENTROPY_PROG(PROG_NETSTAT, netstat)
1029 OSSH_PATH_ENTROPY_PROG(PROG_ARP, arp)
1030 OSSH_PATH_ENTROPY_PROG(PROG_IFCONFIG, ifconfig)
1031 OSSH_PATH_ENTROPY_PROG(PROG_JSTAT, jstat)
1032 OSSH_PATH_ENTROPY_PROG(PROG_PS, ps)
1033 OSSH_PATH_ENTROPY_PROG(PROG_SAR, sar)
1034 OSSH_PATH_ENTROPY_PROG(PROG_W, w)
1035 OSSH_PATH_ENTROPY_PROG(PROG_WHO, who)
1036 OSSH_PATH_ENTROPY_PROG(PROG_LAST, last)
1037 OSSH_PATH_ENTROPY_PROG(PROG_LASTLOG, lastlog)
1038 OSSH_PATH_ENTROPY_PROG(PROG_DF, df)
1039 OSSH_PATH_ENTROPY_PROG(PROG_VMSTAT, vmstat)
1040 OSSH_PATH_ENTROPY_PROG(PROG_UPTIME, uptime)
1041 OSSH_PATH_ENTROPY_PROG(PROG_IPCS, ipcs)
1042 OSSH_PATH_ENTROPY_PROG(PROG_TAIL, tail)
1043 # restore PATH
1044 PATH=$OPATH
1045
1046 # Where does ssh-rand-helper get its randomness from?
1047 INSTALL_SSH_PRNG_CMDS=""
1048 if test ! -z "$INSTALL_SSH_RAND_HELPER" ; then
1049         if test ! -z "$PRNGD_PORT" ; then
1050                 RAND_HELPER_MSG="TCP localhost:$PRNGD_PORT"
1051         elif test ! -z "$PRNGD_SOCKET" ; then
1052                 RAND_HELPER_MSG="Unix domain socket \"$PRNGD_SOCKET\""
1053         else
1054                 RAND_HELPER_MSG="Command hashing (timeout $entropy_timeout)"
1055                 RAND_HELPER_CMDHASH=yes
1056                 INSTALL_SSH_PRNG_CMDS="yes"
1057         fi
1058 fi
1059 AC_SUBST(INSTALL_SSH_PRNG_CMDS)
1060
1061
1062 # Cheap hack to ensure NEWS-OS libraries are arranged right.
1063 if test ! -z "$SONY" ; then
1064   LIBS="$LIBS -liberty";
1065 fi
1066
1067 # Checks for data types
1068 AC_CHECK_SIZEOF(char, 1)
1069 AC_CHECK_SIZEOF(short int, 2)
1070 AC_CHECK_SIZEOF(int, 4)
1071 AC_CHECK_SIZEOF(long int, 4)
1072 AC_CHECK_SIZEOF(long long int, 8)
1073
1074 # Sanity check long long for some platforms (AIX)
1075 if test "x$ac_cv_sizeof_long_long_int" = "x4" ; then
1076         ac_cv_sizeof_long_long_int=0
1077 fi
1078
1079 # More checks for data types
1080 AC_CACHE_CHECK([for u_int type], ac_cv_have_u_int, [
1081         AC_TRY_COMPILE(
1082                 [ #include <sys/types.h> ],
1083                 [ u_int a; a = 1;],
1084                 [ ac_cv_have_u_int="yes" ],
1085                 [ ac_cv_have_u_int="no" ]
1086         )
1087 ])
1088 if test "x$ac_cv_have_u_int" = "xyes" ; then
1089         AC_DEFINE(HAVE_U_INT)
1090         have_u_int=1
1091 fi
1092
1093 AC_CACHE_CHECK([for intXX_t types], ac_cv_have_intxx_t, [
1094         AC_TRY_COMPILE(
1095                 [ #include <sys/types.h> ],
1096                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1097                 [ ac_cv_have_intxx_t="yes" ],
1098                 [ ac_cv_have_intxx_t="no" ]
1099         )
1100 ])
1101 if test "x$ac_cv_have_intxx_t" = "xyes" ; then
1102         AC_DEFINE(HAVE_INTXX_T)
1103         have_intxx_t=1
1104 fi
1105
1106 if (test -z "$have_intxx_t" && \
1107            test "x$ac_cv_header_stdint_h" = "xyes")
1108 then
1109     AC_MSG_CHECKING([for intXX_t types in stdint.h])
1110         AC_TRY_COMPILE(
1111                 [ #include <stdint.h> ],
1112                 [ int8_t a; int16_t b; int32_t c; a = b = c = 1;],
1113                 [
1114                         AC_DEFINE(HAVE_INTXX_T)
1115                         AC_MSG_RESULT(yes)
1116                 ],
1117                 [ AC_MSG_RESULT(no) ]
1118         )
1119 fi
1120
1121 AC_CACHE_CHECK([for int64_t type], ac_cv_have_int64_t, [
1122         AC_TRY_COMPILE(
1123                 [ #include <sys/types.h> ],
1124                 [ int64_t a; a = 1;],
1125                 [ ac_cv_have_int64_t="yes" ],
1126                 [ ac_cv_have_int64_t="no" ]
1127         )
1128 ])
1129 if test "x$ac_cv_have_int64_t" = "xyes" ; then
1130         AC_DEFINE(HAVE_INT64_T)
1131         have_int64_t=1
1132 fi
1133
1134 if test -z "$have_int64_t" ; then
1135     AC_MSG_CHECKING([for int64_t type in sys/socket.h])
1136         AC_TRY_COMPILE(
1137                 [ #include <sys/socket.h> ],
1138                 [ int64_t a; a = 1],
1139                 [
1140                         AC_DEFINE(HAVE_INT64_T)
1141                         AC_MSG_RESULT(yes)
1142                 ],
1143                 [ AC_MSG_RESULT(no) ]
1144         )
1145 fi
1146
1147 if test -z "$have_int64_t" ; then
1148     AC_MSG_CHECKING([for int64_t type in sys/bitypes.h])
1149         AC_TRY_COMPILE(
1150                 [ #include <sys/bitypes.h> ],
1151                 [ int64_t a; a = 1],
1152                 [
1153                         AC_DEFINE(HAVE_INT64_T)
1154                         AC_MSG_RESULT(yes)
1155                 ],
1156                 [ AC_MSG_RESULT(no) ]
1157         )
1158 fi
1159
1160 AC_CACHE_CHECK([for u_intXX_t types], ac_cv_have_u_intxx_t, [
1161         AC_TRY_COMPILE(
1162                 [ #include <sys/types.h> ],
1163                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1164                 [ ac_cv_have_u_intxx_t="yes" ],
1165                 [ ac_cv_have_u_intxx_t="no" ]
1166         )
1167 ])
1168 if test "x$ac_cv_have_u_intxx_t" = "xyes" ; then
1169         AC_DEFINE(HAVE_U_INTXX_T)
1170         have_u_intxx_t=1
1171 fi
1172
1173 if test -z "$have_u_intxx_t" ; then
1174     AC_MSG_CHECKING([for u_intXX_t types in sys/socket.h])
1175         AC_TRY_COMPILE(
1176                 [ #include <sys/socket.h> ],
1177                 [ u_int8_t a; u_int16_t b; u_int32_t c; a = b = c = 1;],
1178                 [
1179                         AC_DEFINE(HAVE_U_INTXX_T)
1180                         AC_MSG_RESULT(yes)
1181                 ],
1182                 [ AC_MSG_RESULT(no) ]
1183         )
1184 fi
1185
1186 AC_CACHE_CHECK([for u_int64_t types], ac_cv_have_u_int64_t, [
1187         AC_TRY_COMPILE(
1188                 [ #include <sys/types.h> ],
1189                 [ u_int64_t a; a = 1;],
1190                 [ ac_cv_have_u_int64_t="yes" ],
1191                 [ ac_cv_have_u_int64_t="no" ]
1192         )
1193 ])
1194 if test "x$ac_cv_have_u_int64_t" = "xyes" ; then
1195         AC_DEFINE(HAVE_U_INT64_T)
1196         have_u_int64_t=1
1197 fi
1198
1199 if test -z "$have_u_int64_t" ; then
1200     AC_MSG_CHECKING([for u_int64_t type in sys/bitypes.h])
1201         AC_TRY_COMPILE(
1202                 [ #include <sys/bitypes.h> ],
1203                 [ u_int64_t a; a = 1],
1204                 [
1205                         AC_DEFINE(HAVE_U_INT64_T)
1206                         AC_MSG_RESULT(yes)
1207                 ],
1208                 [ AC_MSG_RESULT(no) ]
1209         )
1210 fi
1211
1212 if test -z "$have_u_intxx_t" ; then
1213         AC_CACHE_CHECK([for uintXX_t types], ac_cv_have_uintxx_t, [
1214                 AC_TRY_COMPILE(
1215                         [
1216 #include <sys/types.h>
1217                         ],
1218                         [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1; ],
1219                         [ ac_cv_have_uintxx_t="yes" ],
1220                         [ ac_cv_have_uintxx_t="no" ]
1221                 )
1222         ])
1223         if test "x$ac_cv_have_uintxx_t" = "xyes" ; then
1224                 AC_DEFINE(HAVE_UINTXX_T)
1225         fi
1226 fi
1227
1228 if test -z "$have_uintxx_t" ; then
1229     AC_MSG_CHECKING([for uintXX_t types in stdint.h])
1230         AC_TRY_COMPILE(
1231                 [ #include <stdint.h> ],
1232                 [ uint8_t a; uint16_t b; uint32_t c; a = b = c = 1;],
1233                 [
1234                         AC_DEFINE(HAVE_UINTXX_T)
1235                         AC_MSG_RESULT(yes)
1236                 ],
1237                 [ AC_MSG_RESULT(no) ]
1238         )
1239 fi
1240
1241 if (test -z "$have_u_intxx_t" || test -z "$have_intxx_t" && \
1242            test "x$ac_cv_header_sys_bitypes_h" = "xyes")
1243 then
1244         AC_MSG_CHECKING([for intXX_t and u_intXX_t types in sys/bitypes.h])
1245         AC_TRY_COMPILE(
1246                 [
1247 #include <sys/bitypes.h>
1248                 ],
1249                 [
1250                         int8_t a; int16_t b; int32_t c;
1251                         u_int8_t e; u_int16_t f; u_int32_t g;
1252                         a = b = c = e = f = g = 1;
1253                 ],
1254                 [
1255                         AC_DEFINE(HAVE_U_INTXX_T)
1256                         AC_DEFINE(HAVE_INTXX_T)
1257                         AC_MSG_RESULT(yes)
1258                 ],
1259                 [AC_MSG_RESULT(no)]
1260         )
1261 fi
1262
1263
1264 AC_CACHE_CHECK([for u_char], ac_cv_have_u_char, [
1265         AC_TRY_COMPILE(
1266                 [
1267 #include <sys/types.h>
1268                 ],
1269                 [ u_char foo; foo = 125; ],
1270                 [ ac_cv_have_u_char="yes" ],
1271                 [ ac_cv_have_u_char="no" ]
1272         )
1273 ])
1274 if test "x$ac_cv_have_u_char" = "xyes" ; then
1275         AC_DEFINE(HAVE_U_CHAR)
1276 fi
1277
1278 TYPE_SOCKLEN_T
1279
1280 AC_CHECK_TYPES(sig_atomic_t,,,[#include <signal.h>])
1281
1282 AC_CACHE_CHECK([for size_t], ac_cv_have_size_t, [
1283         AC_TRY_COMPILE(
1284                 [
1285 #include <sys/types.h>
1286                 ],
1287                 [ size_t foo; foo = 1235; ],
1288                 [ ac_cv_have_size_t="yes" ],
1289                 [ ac_cv_have_size_t="no" ]
1290         )
1291 ])
1292 if test "x$ac_cv_have_size_t" = "xyes" ; then
1293         AC_DEFINE(HAVE_SIZE_T)
1294 fi
1295
1296 AC_CACHE_CHECK([for ssize_t], ac_cv_have_ssize_t, [
1297         AC_TRY_COMPILE(
1298                 [
1299 #include <sys/types.h>
1300                 ],
1301                 [ ssize_t foo; foo = 1235; ],
1302                 [ ac_cv_have_ssize_t="yes" ],
1303                 [ ac_cv_have_ssize_t="no" ]
1304         )
1305 ])
1306 if test "x$ac_cv_have_ssize_t" = "xyes" ; then
1307         AC_DEFINE(HAVE_SSIZE_T)
1308 fi
1309
1310 AC_CACHE_CHECK([for clock_t], ac_cv_have_clock_t, [
1311         AC_TRY_COMPILE(
1312                 [
1313 #include <time.h>
1314                 ],
1315                 [ clock_t foo; foo = 1235; ],
1316                 [ ac_cv_have_clock_t="yes" ],
1317                 [ ac_cv_have_clock_t="no" ]
1318         )
1319 ])
1320 if test "x$ac_cv_have_clock_t" = "xyes" ; then
1321         AC_DEFINE(HAVE_CLOCK_T)
1322 fi
1323
1324 AC_CACHE_CHECK([for sa_family_t], ac_cv_have_sa_family_t, [
1325         AC_TRY_COMPILE(
1326                 [
1327 #include <sys/types.h>
1328 #include <sys/socket.h>
1329                 ],
1330                 [ sa_family_t foo; foo = 1235; ],
1331                 [ ac_cv_have_sa_family_t="yes" ],
1332                 [ AC_TRY_COMPILE(
1333                   [
1334 #include <sys/types.h>
1335 #include <sys/socket.h>
1336 #include <netinet/in.h>
1337                 ],
1338                 [ sa_family_t foo; foo = 1235; ],
1339                 [ ac_cv_have_sa_family_t="yes" ],
1340
1341                 [ ac_cv_have_sa_family_t="no" ]
1342         )]
1343         )
1344 ])
1345 if test "x$ac_cv_have_sa_family_t" = "xyes" ; then
1346         AC_DEFINE(HAVE_SA_FAMILY_T)
1347 fi
1348
1349 AC_CACHE_CHECK([for pid_t], ac_cv_have_pid_t, [
1350         AC_TRY_COMPILE(
1351                 [
1352 #include <sys/types.h>
1353                 ],
1354                 [ pid_t foo; foo = 1235; ],
1355                 [ ac_cv_have_pid_t="yes" ],
1356                 [ ac_cv_have_pid_t="no" ]
1357         )
1358 ])
1359 if test "x$ac_cv_have_pid_t" = "xyes" ; then
1360         AC_DEFINE(HAVE_PID_T)
1361 fi
1362
1363 AC_CACHE_CHECK([for mode_t], ac_cv_have_mode_t, [
1364         AC_TRY_COMPILE(
1365                 [
1366 #include <sys/types.h>
1367                 ],
1368                 [ mode_t foo; foo = 1235; ],
1369                 [ ac_cv_have_mode_t="yes" ],
1370                 [ ac_cv_have_mode_t="no" ]
1371         )
1372 ])
1373 if test "x$ac_cv_have_mode_t" = "xyes" ; then
1374         AC_DEFINE(HAVE_MODE_T)
1375 fi
1376
1377
1378 AC_CACHE_CHECK([for struct sockaddr_storage], ac_cv_have_struct_sockaddr_storage, [
1379         AC_TRY_COMPILE(
1380                 [
1381 #include <sys/types.h>
1382 #include <sys/socket.h>
1383                 ],
1384                 [ struct sockaddr_storage s; ],
1385                 [ ac_cv_have_struct_sockaddr_storage="yes" ],
1386                 [ ac_cv_have_struct_sockaddr_storage="no" ]
1387         )
1388 ])
1389 if test "x$ac_cv_have_struct_sockaddr_storage" = "xyes" ; then
1390         AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE)
1391 fi
1392
1393 AC_CACHE_CHECK([for struct sockaddr_in6], ac_cv_have_struct_sockaddr_in6, [
1394         AC_TRY_COMPILE(
1395                 [
1396 #include <sys/types.h>
1397 #include <netinet/in.h>
1398                 ],
1399                 [ struct sockaddr_in6 s; s.sin6_family = 0; ],
1400                 [ ac_cv_have_struct_sockaddr_in6="yes" ],
1401                 [ ac_cv_have_struct_sockaddr_in6="no" ]
1402         )
1403 ])
1404 if test "x$ac_cv_have_struct_sockaddr_in6" = "xyes" ; then
1405         AC_DEFINE(HAVE_STRUCT_SOCKADDR_IN6)
1406 fi
1407
1408 AC_CACHE_CHECK([for struct in6_addr], ac_cv_have_struct_in6_addr, [
1409         AC_TRY_COMPILE(
1410                 [
1411 #include <sys/types.h>
1412 #include <netinet/in.h>
1413                 ],
1414                 [ struct in6_addr s; s.s6_addr[0] = 0; ],
1415                 [ ac_cv_have_struct_in6_addr="yes" ],
1416                 [ ac_cv_have_struct_in6_addr="no" ]
1417         )
1418 ])
1419 if test "x$ac_cv_have_struct_in6_addr" = "xyes" ; then
1420         AC_DEFINE(HAVE_STRUCT_IN6_ADDR)
1421 fi
1422
1423 AC_CACHE_CHECK([for struct addrinfo], ac_cv_have_struct_addrinfo, [
1424         AC_TRY_COMPILE(
1425                 [
1426 #include <sys/types.h>
1427 #include <sys/socket.h>
1428 #include <netdb.h>
1429                 ],
1430                 [ struct addrinfo s; s.ai_flags = AI_PASSIVE; ],
1431                 [ ac_cv_have_struct_addrinfo="yes" ],
1432                 [ ac_cv_have_struct_addrinfo="no" ]
1433         )
1434 ])
1435 if test "x$ac_cv_have_struct_addrinfo" = "xyes" ; then
1436         AC_DEFINE(HAVE_STRUCT_ADDRINFO)
1437 fi
1438
1439 AC_CACHE_CHECK([for struct timeval], ac_cv_have_struct_timeval, [
1440         AC_TRY_COMPILE(
1441                 [ #include <sys/time.h> ],
1442                 [ struct timeval tv; tv.tv_sec = 1;],
1443                 [ ac_cv_have_struct_timeval="yes" ],
1444                 [ ac_cv_have_struct_timeval="no" ]
1445         )
1446 ])
1447 if test "x$ac_cv_have_struct_timeval" = "xyes" ; then
1448         AC_DEFINE(HAVE_STRUCT_TIMEVAL)
1449         have_struct_timeval=1
1450 fi
1451
1452 # If we don't have int64_t then we can't compile sftp-server.  So don't
1453 # even attempt to do it.
1454 if test "x$ac_cv_have_int64_t" = "xno" -a \
1455         "x$ac_cv_sizeof_long_int" != "x8" -a \
1456         "x$ac_cv_sizeof_long_long_int" = "x0" ; then
1457         NO_SFTP='#'
1458 else
1459 dnl test snprintf (broken on SCO w/gcc)
1460         AC_TRY_RUN(
1461                 [
1462 #include <stdio.h>
1463 #include <string.h>
1464 #ifdef HAVE_SNPRINTF
1465 main()
1466 {
1467         char buf[50];
1468         char expected_out[50];
1469         int mazsize = 50 ;
1470 #if (SIZEOF_LONG_INT == 8)
1471         long int num = 0x7fffffffffffffff;
1472 #else
1473         long long num = 0x7fffffffffffffffll;
1474 #endif
1475         strcpy(expected_out, "9223372036854775807");
1476         snprintf(buf, mazsize, "%lld", num);
1477         if(strcmp(buf, expected_out) != 0)
1478                 exit(1);
1479         exit(0);
1480 }
1481 #else
1482 main() { exit(0); }
1483 #endif
1484                 ], [ true ], [ AC_DEFINE(BROKEN_SNPRINTF) ]
1485         )
1486 fi
1487 AC_SUBST(NO_SFTP)
1488
1489 dnl Checks for structure members
1490 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmp.h, HAVE_HOST_IN_UTMP)
1491 OSSH_CHECK_HEADER_FOR_FIELD(ut_host, utmpx.h, HAVE_HOST_IN_UTMPX)
1492 OSSH_CHECK_HEADER_FOR_FIELD(syslen, utmpx.h, HAVE_SYSLEN_IN_UTMPX)
1493 OSSH_CHECK_HEADER_FOR_FIELD(ut_pid, utmp.h, HAVE_PID_IN_UTMP)
1494 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmp.h, HAVE_TYPE_IN_UTMP)
1495 OSSH_CHECK_HEADER_FOR_FIELD(ut_type, utmpx.h, HAVE_TYPE_IN_UTMPX)
1496 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmp.h, HAVE_TV_IN_UTMP)
1497 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmp.h, HAVE_ID_IN_UTMP)
1498 OSSH_CHECK_HEADER_FOR_FIELD(ut_id, utmpx.h, HAVE_ID_IN_UTMPX)
1499 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmp.h, HAVE_ADDR_IN_UTMP)
1500 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr, utmpx.h, HAVE_ADDR_IN_UTMPX)
1501 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmp.h, HAVE_ADDR_V6_IN_UTMP)
1502 OSSH_CHECK_HEADER_FOR_FIELD(ut_addr_v6, utmpx.h, HAVE_ADDR_V6_IN_UTMPX)
1503 OSSH_CHECK_HEADER_FOR_FIELD(ut_exit, utmp.h, HAVE_EXIT_IN_UTMP)
1504 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmp.h, HAVE_TIME_IN_UTMP)
1505 OSSH_CHECK_HEADER_FOR_FIELD(ut_time, utmpx.h, HAVE_TIME_IN_UTMPX)
1506 OSSH_CHECK_HEADER_FOR_FIELD(ut_tv, utmpx.h, HAVE_TV_IN_UTMPX)
1507
1508 AC_CHECK_MEMBERS([struct stat.st_blksize])
1509
1510 AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
1511                 ac_cv_have_ss_family_in_struct_ss, [
1512         AC_TRY_COMPILE(
1513                 [
1514 #include <sys/types.h>
1515 #include <sys/socket.h>
1516                 ],
1517                 [ struct sockaddr_storage s; s.ss_family = 1; ],
1518                 [ ac_cv_have_ss_family_in_struct_ss="yes" ],
1519                 [ ac_cv_have_ss_family_in_struct_ss="no" ],
1520         )
1521 ])
1522 if test "x$ac_cv_have_ss_family_in_struct_ss" = "xyes" ; then
1523         AC_DEFINE(HAVE_SS_FAMILY_IN_SS)
1524 fi
1525
1526 AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
1527                 ac_cv_have___ss_family_in_struct_ss, [
1528         AC_TRY_COMPILE(
1529                 [
1530 #include <sys/types.h>
1531 #include <sys/socket.h>
1532                 ],
1533                 [ struct sockaddr_storage s; s.__ss_family = 1; ],
1534                 [ ac_cv_have___ss_family_in_struct_ss="yes" ],
1535                 [ ac_cv_have___ss_family_in_struct_ss="no" ]
1536         )
1537 ])
1538 if test "x$ac_cv_have___ss_family_in_struct_ss" = "xyes" ; then
1539         AC_DEFINE(HAVE___SS_FAMILY_IN_SS)
1540 fi
1541
1542 AC_CACHE_CHECK([for pw_class field in struct passwd],
1543                 ac_cv_have_pw_class_in_struct_passwd, [
1544         AC_TRY_COMPILE(
1545                 [
1546 #include <pwd.h>
1547                 ],
1548                 [ struct passwd p; p.pw_class = 0; ],
1549                 [ ac_cv_have_pw_class_in_struct_passwd="yes" ],
1550                 [ ac_cv_have_pw_class_in_struct_passwd="no" ]
1551         )
1552 ])
1553 if test "x$ac_cv_have_pw_class_in_struct_passwd" = "xyes" ; then
1554         AC_DEFINE(HAVE_PW_CLASS_IN_PASSWD)
1555 fi
1556
1557 AC_CACHE_CHECK([for pw_expire field in struct passwd],
1558                 ac_cv_have_pw_expire_in_struct_passwd, [
1559         AC_TRY_COMPILE(
1560                 [
1561 #include <pwd.h>
1562                 ],
1563                 [ struct passwd p; p.pw_expire = 0; ],
1564                 [ ac_cv_have_pw_expire_in_struct_passwd="yes" ],
1565                 [ ac_cv_have_pw_expire_in_struct_passwd="no" ]
1566         )
1567 ])
1568 if test "x$ac_cv_have_pw_expire_in_struct_passwd" = "xyes" ; then
1569         AC_DEFINE(HAVE_PW_EXPIRE_IN_PASSWD)
1570 fi
1571
1572 AC_CACHE_CHECK([for pw_change field in struct passwd],
1573                 ac_cv_have_pw_change_in_struct_passwd, [
1574         AC_TRY_COMPILE(
1575                 [
1576 #include <pwd.h>
1577                 ],
1578                 [ struct passwd p; p.pw_change = 0; ],
1579                 [ ac_cv_have_pw_change_in_struct_passwd="yes" ],
1580                 [ ac_cv_have_pw_change_in_struct_passwd="no" ]
1581         )
1582 ])
1583 if test "x$ac_cv_have_pw_change_in_struct_passwd" = "xyes" ; then
1584         AC_DEFINE(HAVE_PW_CHANGE_IN_PASSWD)
1585 fi
1586
1587 dnl make sure we're using the real structure members and not defines
1588 AC_CACHE_CHECK([for msg_accrights field in struct msghdr],
1589                 ac_cv_have_accrights_in_msghdr, [
1590         AC_TRY_RUN(
1591                 [
1592 #include <sys/types.h>
1593 #include <sys/socket.h>
1594 #include <sys/uio.h>
1595 int main() {
1596 #ifdef msg_accrights
1597 exit(1);
1598 #endif
1599 struct msghdr m;
1600 m.msg_accrights = 0;
1601 exit(0);
1602 }
1603                 ],
1604                 [ ac_cv_have_accrights_in_msghdr="yes" ],
1605                 [ ac_cv_have_accrights_in_msghdr="no" ]
1606         )
1607 ])
1608 if test "x$ac_cv_have_accrights_in_msghdr" = "xyes" ; then
1609         AC_DEFINE(HAVE_ACCRIGHTS_IN_MSGHDR)
1610 fi
1611
1612 AC_CACHE_CHECK([for msg_control field in struct msghdr],
1613                 ac_cv_have_control_in_msghdr, [
1614         AC_TRY_RUN(
1615                 [
1616 #include <sys/types.h>
1617 #include <sys/socket.h>
1618 #include <sys/uio.h>
1619 int main() {
1620 #ifdef msg_control
1621 exit(1);
1622 #endif
1623 struct msghdr m;
1624 m.msg_control = 0;
1625 exit(0);
1626 }
1627                 ],
1628                 [ ac_cv_have_control_in_msghdr="yes" ],
1629                 [ ac_cv_have_control_in_msghdr="no" ]
1630         )
1631 ])
1632 if test "x$ac_cv_have_control_in_msghdr" = "xyes" ; then
1633         AC_DEFINE(HAVE_CONTROL_IN_MSGHDR)
1634 fi
1635
1636 AC_CACHE_CHECK([if libc defines __progname], ac_cv_libc_defines___progname, [
1637         AC_TRY_LINK([],
1638                 [ extern char *__progname; printf("%s", __progname); ],
1639                 [ ac_cv_libc_defines___progname="yes" ],
1640                 [ ac_cv_libc_defines___progname="no" ]
1641         )
1642 ])
1643 if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
1644         AC_DEFINE(HAVE___PROGNAME)
1645 fi
1646
1647 AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
1648         AC_TRY_LINK([
1649 #include <stdio.h>
1650 ],
1651                 [ printf("%s", __FUNCTION__); ],
1652                 [ ac_cv_cc_implements___FUNCTION__="yes" ],
1653                 [ ac_cv_cc_implements___FUNCTION__="no" ]
1654         )
1655 ])
1656 if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
1657         AC_DEFINE(HAVE___FUNCTION__)
1658 fi
1659
1660 AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
1661         AC_TRY_LINK([
1662 #include <stdio.h>
1663 ],
1664                 [ printf("%s", __func__); ],
1665                 [ ac_cv_cc_implements___func__="yes" ],
1666                 [ ac_cv_cc_implements___func__="no" ]
1667         )
1668 ])
1669 if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
1670         AC_DEFINE(HAVE___func__)
1671 fi
1672
1673 AC_CACHE_CHECK([whether getopt has optreset support],
1674                 ac_cv_have_getopt_optreset, [
1675         AC_TRY_LINK(
1676                 [
1677 #include <getopt.h>
1678                 ],
1679                 [ extern int optreset; optreset = 0; ],
1680                 [ ac_cv_have_getopt_optreset="yes" ],
1681                 [ ac_cv_have_getopt_optreset="no" ]
1682         )
1683 ])
1684 if test "x$ac_cv_have_getopt_optreset" = "xyes" ; then
1685         AC_DEFINE(HAVE_GETOPT_OPTRESET)
1686 fi
1687
1688 AC_CACHE_CHECK([if libc defines sys_errlist], ac_cv_libc_defines_sys_errlist, [
1689         AC_TRY_LINK([],
1690                 [ extern const char *const sys_errlist[]; printf("%s", sys_errlist[0]);],
1691                 [ ac_cv_libc_defines_sys_errlist="yes" ],
1692                 [ ac_cv_libc_defines_sys_errlist="no" ]
1693         )
1694 ])
1695 if test "x$ac_cv_libc_defines_sys_errlist" = "xyes" ; then
1696         AC_DEFINE(HAVE_SYS_ERRLIST)
1697 fi
1698
1699
1700 AC_CACHE_CHECK([if libc defines sys_nerr], ac_cv_libc_defines_sys_nerr, [
1701         AC_TRY_LINK([],
1702                 [ extern int sys_nerr; printf("%i", sys_nerr);],
1703                 [ ac_cv_libc_defines_sys_nerr="yes" ],
1704                 [ ac_cv_libc_defines_sys_nerr="no" ]
1705         )
1706 ])
1707 if test "x$ac_cv_libc_defines_sys_nerr" = "xyes" ; then
1708         AC_DEFINE(HAVE_SYS_NERR)
1709 fi
1710
1711 SCARD_MSG="no"
1712
1713 # Check whether user wants sectok support
1714 AC_ARG_WITH(sectok,
1715         [  --with-sectok           Enable smartcard support using libsectok],
1716         [
1717                 if test "x$withval" != "xno" ; then
1718                         if test "x$withval" != "xyes" ; then
1719                                 CPPFLAGS="$CPPFLAGS -I${withval}"
1720                                 LDFLAGS="$LDFLAGS -L${withval}"
1721                                 if test ! -z "$need_dash_r" ; then
1722                                         LDFLAGS="$LDFLAGS -R${withval}"
1723                                 fi
1724                                 if test ! -z "$blibpath" ; then
1725                                         blibpath="$blibpath:${withval}"
1726                                 fi
1727                         fi
1728                         AC_CHECK_HEADERS(sectok.h)
1729                         if test "$ac_cv_header_sectok_h" != yes; then
1730                                 AC_MSG_ERROR(Can't find sectok.h)
1731                         fi
1732                         AC_CHECK_LIB(sectok, sectok_open)
1733                         if test "$ac_cv_lib_sectok_sectok_open" != yes; then
1734                                 AC_MSG_ERROR(Can't find libsectok)
1735                         fi
1736                         AC_DEFINE(SMARTCARD)
1737                         AC_DEFINE(USE_SECTOK)
1738                         SCARD_MSG="yes, using sectok"
1739                 fi
1740         ]
1741 )
1742
1743 # Check whether user wants OpenSC support
1744 AC_ARG_WITH(opensc,
1745         AC_HELP_STRING([--with-opensc=PFX],
1746                        [Enable smartcard support using OpenSC]),
1747         opensc_config_prefix="$withval", opensc_config_prefix="")
1748 if test x$opensc_config_prefix != x ; then
1749   OPENSC_CONFIG=$opensc_config_prefix/bin/opensc-config
1750   AC_PATH_PROG(OPENSC_CONFIG, opensc-config, no)
1751   if test "$OPENSC_CONFIG" != "no"; then
1752     LIBOPENSC_CFLAGS=`$OPENSC_CONFIG --cflags`
1753     LIBOPENSC_LIBS=`$OPENSC_CONFIG --libs`
1754     CPPFLAGS="$CPPFLAGS $LIBOPENSC_CFLAGS"
1755     LDFLAGS="$LDFLAGS $LIBOPENSC_LIBS"
1756     AC_DEFINE(SMARTCARD)
1757     AC_DEFINE(USE_OPENSC)
1758     SCARD_MSG="yes, using OpenSC"
1759   fi
1760 fi
1761
1762 # Check whether user wants Kerberos 5 support
1763 KRB5_MSG="no"
1764 AC_ARG_WITH(kerberos5,
1765         [  --with-kerberos5=PATH   Enable Kerberos 5 support],
1766         [
1767                 if test "x$withval" != "xno" ; then
1768                         if test "x$withval" = "xyes" ; then
1769                                 KRB5ROOT="/usr/local"
1770                         else
1771                                 KRB5ROOT=${withval}
1772                         fi
1773                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include"
1774                         LDFLAGS="$LDFLAGS -L${KRB5ROOT}/lib"
1775                         AC_DEFINE(KRB5)
1776                         KRB5_MSG="yes"
1777                         AC_MSG_CHECKING(whether we are using Heimdal)
1778                         AC_TRY_COMPILE([ #include <krb5.h> ],
1779                                        [ char *tmp = heimdal_version; ],
1780                                        [ AC_MSG_RESULT(yes)
1781                                          AC_DEFINE(HEIMDAL)
1782                                          K5LIBS="-lkrb5 -ldes -lcom_err -lasn1 -lroken"
1783                                        ],
1784                                        [ AC_MSG_RESULT(no)
1785                                          K5LIBS="-lkrb5 -lk5crypto -lcom_err"
1786                                        ]
1787                         )
1788                         if test ! -z "$need_dash_r" ; then
1789                                 LDFLAGS="$LDFLAGS -R${KRB5ROOT}/lib"
1790                         fi
1791                         if test ! -z "$blibpath" ; then
1792                                 blibpath="$blibpath:${KRB5ROOT}/lib"
1793                         fi
1794                         AC_CHECK_LIB(resolv, dn_expand, , )
1795
1796                         AC_CHECK_LIB(gssapi,gss_init_sec_context,
1797                                 [ AC_DEFINE(GSSAPI)
1798                                   K5LIBS="-lgssapi $K5LIBS" ],
1799                                 [ AC_CHECK_LIB(gssapi_krb5,gss_init_sec_context,
1800                                         [ AC_DEFINE(GSSAPI)
1801                                           K5LIBS="-lgssapi_krb5 $K5LIBS" ],
1802                                         AC_MSG_WARN([Cannot find any suitable gss-api library - build may fail]),
1803                                         $K5LIBS)
1804                                 ],
1805                                 $K5LIBS)
1806
1807                         AC_CHECK_HEADER(gssapi.h, ,
1808                                 [ unset ac_cv_header_gssapi_h
1809                                   CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
1810                                   AC_CHECK_HEADERS(gssapi.h, ,
1811                                         AC_MSG_WARN([Cannot find any suitable gss-api header - build may fail])
1812                                   )
1813                                 ]
1814                         )
1815
1816                         oldCPP="$CPPFLAGS"
1817                         CPPFLAGS="$CPPFLAGS -I${KRB5ROOT}/include/gssapi"
1818                         AC_CHECK_HEADER(gssapi_krb5.h, ,
1819                                         [ CPPFLAGS="$oldCPP" ])
1820
1821                         KRB5=yes
1822                 fi
1823         ]
1824 )
1825 # Check whether user wants Kerberos 4 support
1826 KRB4_MSG="no"
1827 AC_ARG_WITH(kerberos4,
1828         [  --with-kerberos4=PATH   Enable Kerberos 4 support],
1829         [
1830                 if test "x$withval" != "xno" ; then
1831                         if test "x$withval" != "xyes" ; then
1832                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1833                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1834                                 if test ! -z "$need_dash_r" ; then
1835                                         LDFLAGS="$LDFLAGS -R${withval}/lib"
1836                                 fi
1837                                 if test ! -z "$blibpath" ; then
1838                                         blibpath="$blibpath:${withval}/lib"
1839                                 fi
1840                         else
1841                                 if test -d /usr/include/kerberosIV ; then
1842                                         CPPFLAGS="$CPPFLAGS -I/usr/include/kerberosIV"
1843                                 fi
1844                         fi
1845
1846                         AC_CHECK_HEADERS(krb.h)
1847                         if test "$ac_cv_header_krb_h" != yes; then
1848                                 AC_MSG_WARN([Cannot find krb.h, build may fail])
1849                         fi
1850                         AC_CHECK_LIB(krb, main)
1851                         if test "$ac_cv_lib_krb_main" != yes; then
1852                                 AC_CHECK_LIB(krb4, main)
1853                                 if test "$ac_cv_lib_krb4_main" != yes; then
1854                                         AC_MSG_WARN([Cannot find libkrb nor libkrb4, build may fail])
1855                                 else
1856                                         KLIBS="-lkrb4"
1857                                 fi
1858                         else
1859                                 KLIBS="-lkrb"
1860                         fi
1861                         AC_CHECK_LIB(des, des_cbc_encrypt)
1862                         if test "$ac_cv_lib_des_des_cbc_encrypt" != yes; then
1863                                 AC_CHECK_LIB(des425, des_cbc_encrypt)
1864                                 if test "$ac_cv_lib_des425_des_cbc_encrypt" != yes; then
1865                                         AC_MSG_WARN([Cannot find libdes nor libdes425, build may fail])
1866                                 else
1867                                         KLIBS="-ldes425"
1868                                 fi
1869                         else
1870                                 KLIBS="-ldes"
1871                         fi
1872                         AC_CHECK_LIB(resolv, dn_expand, , )
1873                         KRB4=yes
1874                         KRB4_MSG="yes"
1875                         AC_DEFINE(KRB4)
1876                 fi
1877         ]
1878 )
1879
1880 # Check whether user wants AFS support
1881 AFS_MSG="no"
1882 AC_ARG_WITH(afs,
1883         [  --with-afs=PATH         Enable AFS support],
1884         [
1885                 if test "x$withval" != "xno" ; then
1886
1887                         if test "x$withval" != "xyes" ; then
1888                                 CPPFLAGS="$CPPFLAGS -I${withval}/include"
1889                                 LDFLAGS="$LDFLAGS -L${withval}/lib"
1890                         fi
1891
1892                         if test -z "$KRB4" ; then
1893                                 AC_MSG_WARN([AFS requires Kerberos IV support, build may fail])
1894                         fi
1895
1896                         LIBS="-lkafs $LIBS"
1897                         if test ! -z "$AFS_LIBS" ; then
1898                                 LIBS="$LIBS $AFS_LIBS"
1899                         fi
1900                         AC_DEFINE(AFS)
1901                         AFS_MSG="yes"
1902                 fi
1903         ]
1904 )
1905 LIBS="$LIBS $KLIBS $K5LIBS"
1906
1907 # Looking for programs, paths and files
1908 AC_ARG_WITH(rsh,
1909         [  --with-rsh=PATH         Specify path to remote shell program ],
1910         [
1911                 if test "x$withval" != "$no" ; then
1912                         rsh_path=$withval
1913                 fi
1914         ],
1915         [
1916                 AC_PATH_PROG(rsh_path, rsh)
1917         ]
1918 )
1919
1920 PRIVSEP_PATH=/var/empty
1921 AC_ARG_WITH(privsep-path,
1922         [  --with-privsep-path=xxx Path for privilege separation chroot ],
1923         [
1924                 if test "x$withval" != "$no" ; then
1925                         PRIVSEP_PATH=$withval
1926                 fi
1927         ]
1928 )
1929 AC_SUBST(PRIVSEP_PATH)
1930
1931 AC_ARG_WITH(xauth,
1932         [  --with-xauth=PATH       Specify path to xauth program ],
1933         [
1934                 if test "x$withval" != "xno" ; then
1935                         xauth_path=$withval
1936                 fi
1937         ],
1938         [
1939                 AC_PATH_PROG(xauth_path, xauth,,$PATH:/usr/X/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/openwin/bin)
1940                 if (test ! -z "$xauth_path" && test -x "/usr/openwin/bin/xauth") ; then
1941                         xauth_path="/usr/openwin/bin/xauth"
1942                 fi
1943         ]
1944 )
1945
1946 if test -z "$xauth_path" ; then
1947         XAUTH_PATH="undefined"
1948         AC_SUBST(XAUTH_PATH)
1949 else
1950         AC_DEFINE_UNQUOTED(XAUTH_PATH, "$xauth_path")
1951         XAUTH_PATH=$xauth_path
1952         AC_SUBST(XAUTH_PATH)
1953 fi
1954 if test ! -z "$rsh_path" ; then
1955         AC_DEFINE_UNQUOTED(RSH_PATH, "$rsh_path")
1956 fi
1957
1958 # Check for mail directory (last resort if we cannot get it from headers)
1959 if test ! -z "$MAIL" ; then
1960         maildir=`dirname $MAIL`
1961         AC_DEFINE_UNQUOTED(MAIL_DIRECTORY, "$maildir")
1962 fi
1963
1964 if test -z "$no_dev_ptmx" ; then
1965         if test "x$disable_ptmx_check" != "xyes" ; then
1966                 AC_CHECK_FILE("/dev/ptmx",
1967                         [
1968                                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTMX)
1969                                 have_dev_ptmx=1
1970                         ]
1971                 )
1972         fi
1973 fi
1974 AC_CHECK_FILE("/dev/ptc",
1975         [
1976                 AC_DEFINE_UNQUOTED(HAVE_DEV_PTS_AND_PTC)
1977                 have_dev_ptc=1
1978         ]
1979 )
1980
1981 # Options from here on. Some of these are preset by platform above
1982 AC_ARG_WITH(mantype,
1983         [  --with-mantype=man|cat|doc  Set man page type],
1984         [
1985                 case "$withval" in
1986                 man|cat|doc)
1987                         MANTYPE=$withval
1988                         ;;
1989                 *)
1990                         AC_MSG_ERROR(invalid man type: $withval)
1991                         ;;
1992                 esac
1993         ]
1994 )
1995 if test -z "$MANTYPE"; then
1996         AC_PATH_PROGS(NROFF, nroff awf, /bin/false, /usr/bin:/usr/ucb)
1997         if ${NROFF} -mdoc ${srcdir}/ssh.1 >/dev/null 2>&1; then
1998                 MANTYPE=doc
1999         elif ${NROFF} -man ${srcdir}/ssh.1 >/dev/null 2>&1; then
2000                 MANTYPE=man
2001         else
2002                 MANTYPE=cat
2003         fi
2004 fi
2005 AC_SUBST(MANTYPE)
2006 if test "$MANTYPE" = "doc"; then
2007         mansubdir=man;
2008 else
2009         mansubdir=$MANTYPE;
2010 fi
2011 AC_SUBST(mansubdir)
2012
2013 # Check whether to enable MD5 passwords
2014 MD5_MSG="no"
2015 AC_ARG_WITH(md5-passwords,
2016         [  --with-md5-passwords    Enable use of MD5 passwords],
2017         [
2018                 if test "x$withval" != "xno" ; then
2019                         AC_DEFINE(HAVE_MD5_PASSWORDS)
2020                         MD5_MSG="yes"
2021                 fi
2022         ]
2023 )
2024
2025 # Whether to disable shadow password support
2026 AC_ARG_WITH(shadow,
2027         [  --without-shadow        Disable shadow password support],
2028         [
2029                 if test "x$withval" = "xno" ; then
2030                         AC_DEFINE(DISABLE_SHADOW)
2031                         disable_shadow=yes
2032                 fi
2033         ]
2034 )
2035
2036 if test -z "$disable_shadow" ; then
2037         AC_MSG_CHECKING([if the systems has expire shadow information])
2038         AC_TRY_COMPILE(
2039         [
2040 #include <sys/types.h>
2041 #include <shadow.h>
2042         struct spwd sp;
2043         ],[ sp.sp_expire = sp.sp_lstchg = sp.sp_inact = 0; ],
2044         [ sp_expire_available=yes ], []
2045         )
2046
2047         if test "x$sp_expire_available" = "xyes" ; then
2048                 AC_MSG_RESULT(yes)
2049                 AC_DEFINE(HAS_SHADOW_EXPIRE)
2050         else
2051                 AC_MSG_RESULT(no)
2052         fi
2053 fi
2054
2055 # Use ip address instead of hostname in $DISPLAY
2056 if test ! -z "$IPADDR_IN_DISPLAY" ; then
2057         DISPLAY_HACK_MSG="yes"
2058         AC_DEFINE(IPADDR_IN_DISPLAY)
2059 else
2060         DISPLAY_HACK_MSG="no"
2061         AC_ARG_WITH(ipaddr-display,
2062                 [  --with-ipaddr-display   Use ip address instead of hostname in \$DISPLAY],
2063                 [
2064                         if test "x$withval" != "xno" ; then
2065                                 AC_DEFINE(IPADDR_IN_DISPLAY)
2066                                 DISPLAY_HACK_MSG="yes"
2067                         fi
2068                 ]
2069         )
2070 fi
2071
2072 dnl BSD systems use /etc/login.conf so --with-default-path= has no effect
2073 if test $ac_cv_func_login_getcapbool = "yes" -a \
2074         $ac_cv_header_login_cap_h = "yes" ; then
2075         USES_LOGIN_CONF=yes
2076 fi
2077 # Whether to mess with the default path
2078 SERVER_PATH_MSG="(default)"
2079 AC_ARG_WITH(default-path,
2080         [  --with-default-path=    Specify default \$PATH environment for server],
2081         [
2082                 if test "$USES_LOGIN_CONF" = "yes" ; then
2083                         AC_MSG_WARN([
2084 --with-default-path=PATH has no effect on this system.
2085 Edit /etc/login.conf instead.])
2086                 elif test "x$withval" != "xno" ; then
2087                         user_path="$withval"
2088                         SERVER_PATH_MSG="$withval"
2089                 fi
2090         ],
2091         [ if test "$USES_LOGIN_CONF" = "yes" ; then
2092         AC_MSG_WARN([Make sure the path to scp is in /etc/login.conf])
2093         else
2094         AC_TRY_RUN(
2095                 [
2096 /* find out what STDPATH is */
2097 #include <stdio.h>
2098 #ifdef HAVE_PATHS_H
2099 # include <paths.h>
2100 #endif
2101 #ifndef _PATH_STDPATH
2102 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
2103 #endif
2104 #include <sys/types.h>
2105 #include <sys/stat.h>
2106 #include <fcntl.h>
2107 #define DATA "conftest.stdpath"
2108
2109 main()
2110 {
2111         FILE *fd;
2112         int rc;
2113
2114         fd = fopen(DATA,"w");
2115         if(fd == NULL)
2116                 exit(1);
2117
2118         if ((rc = fprintf(fd,"%s", _PATH_STDPATH)) < 0)
2119                 exit(1);
2120
2121         exit(0);
2122 }
2123                 ], [ user_path=`cat conftest.stdpath` ],
2124                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ],
2125                 [ user_path="/usr/bin:/bin:/usr/sbin:/sbin" ]
2126         )
2127         fi ]
2128 )
2129 if test "$USES_LOGIN_CONF" != "yes" ; then
2130         AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2131         AC_SUBST(user_path)
2132 fi
2133
2134 # Set superuser path separately to user path
2135 AC_ARG_WITH(superuser-path,
2136         [  --with-superuser-path=  Specify different path for super-user],
2137         [
2138                 if test "x$withval" != "xno" ; then
2139                         AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval")
2140                         superuser_path=$withval
2141                 fi
2142         fi ]
2143 )
2144 if test "$USES_LOGIN_CONF" != "yes" ; then
2145         AC_DEFINE_UNQUOTED(USER_PATH, "$user_path")
2146         AC_SUBST(user_path)
2147 fi
2148
2149 # Set superuser path separately to user path
2150 AC_ARG_WITH(superuser-path,
2151         [  --with-superuser-path=  Specify different path for super-user],
2152         [
2153                 if test "x$withval" != "xno" ; then
2154                         AC_DEFINE_UNQUOTED(SUPERUSER_PATH, "$withval")
2155                         superuser_path=$withval
2156                 fi
2157         ]
2158 )
2159
2160
2161 # Whether to force IPv4 by default (needed on broken glibc Linux)
2162 IPV4_HACK_MSG="no"
2163 AC_ARG_WITH(ipv4-default,
2164         [  --with-ipv4-default     Use IPv4 by connections unless '-6' specified],
2165         [
2166                 if test "x$withval" != "xno" ; then
2167                         AC_DEFINE(IPV4_DEFAULT)
2168                         IPV4_HACK_MSG="yes"
2169                 fi
2170         ]
2171 )
2172
2173 AC_MSG_CHECKING([if we need to convert IPv4 in IPv6-mapped addresses])
2174 IPV4_IN6_HACK_MSG="no"
2175 AC_ARG_WITH(4in6,
2176         [  --with-4in6             Check for and convert IPv4 in IPv6 mapped addresses],
2177         [
2178                 if test "x$withval" != "xno" ; then
2179                         AC_MSG_RESULT(yes)
2180                         AC_DEFINE(IPV4_IN_IPV6)
2181                         IPV4_IN6_HACK_MSG="yes"
2182                 else
2183                         AC_MSG_RESULT(no)
2184                 fi
2185         ],[
2186                 if test "x$inet6_default_4in6" = "xyes"; then
2187                         AC_MSG_RESULT([yes (default)])
2188                         AC_DEFINE(IPV4_IN_IPV6)
2189                         IPV4_IN6_HACK_MSG="yes"
2190                 else
2191                         AC_MSG_RESULT([no (default)])
2192                 fi
2193         ]
2194 )
2195
2196 # Whether to enable BSD auth support
2197 BSD_AUTH_MSG=no
2198 AC_ARG_WITH(bsd-auth,
2199         [  --with-bsd-auth         Enable BSD auth support],
2200         [
2201                 if test "x$withval" != "xno" ; then
2202                         AC_DEFINE(BSD_AUTH)
2203                         BSD_AUTH_MSG=yes
2204                 fi
2205         ]
2206 )
2207
2208 AC_MSG_CHECKING(whether to install ssh as suid root)
2209 AC_ARG_ENABLE(suid-ssh,
2210 [  --enable-suid-ssh       Install ssh as suid root (default)
2211   --disable-suid-ssh      Install ssh without suid bit],
2212 [ case "$enableval" in
2213   no)
2214        AC_MSG_RESULT(no)
2215        SSHMODE=0755
2216        ;;
2217   *)   AC_MSG_RESULT(yes)
2218        SSHMODE=4755
2219        ;;
2220   esac ],
2221   AC_MSG_RESULT(yes)
2222   SSHMODE=4711
2223 )
2224 AC_SUBST(SSHMODE)
2225
2226 # Where to place sshd.pid
2227 piddir=/var/run
2228 # make sure the directory exists
2229 if test ! -d $piddir ; then
2230         piddir=`eval echo ${sysconfdir}`
2231         case $piddir in
2232                 NONE/*) piddir=`echo $piddir | sed "s~NONE~$ac_default_prefix~"` ;;
2233         esac
2234 fi
2235
2236 AC_ARG_WITH(pid-dir,
2237         [  --with-pid-dir=PATH     Specify location of ssh.pid file],
2238         [
2239                 if test "x$withval" != "xno" ; then
2240                         piddir=$withval
2241                         if test ! -d $piddir ; then
2242                         AC_MSG_WARN([** no $piddir directory on this system **])
2243                         fi
2244                 fi
2245         ]
2246 )
2247
2248 AC_DEFINE_UNQUOTED(_PATH_SSH_PIDDIR, "$piddir")
2249 AC_SUBST(piddir)
2250
2251 dnl allow user to disable some login recording features
2252 AC_ARG_ENABLE(lastlog,
2253         [  --disable-lastlog       disable use of lastlog even if detected [no]],
2254         [ AC_DEFINE(DISABLE_LASTLOG) ]
2255 )
2256 AC_ARG_ENABLE(utmp,
2257         [  --disable-utmp          disable use of utmp even if detected [no]],
2258         [ AC_DEFINE(DISABLE_UTMP) ]
2259 )
2260 AC_ARG_ENABLE(utmpx,
2261         [  --disable-utmpx         disable use of utmpx even if detected [no]],
2262         [ AC_DEFINE(DISABLE_UTMPX) ]
2263 )
2264 AC_ARG_ENABLE(wtmp,
2265         [  --disable-wtmp          disable use of wtmp even if detected [no]],
2266         [ AC_DEFINE(DISABLE_WTMP) ]
2267 )
2268 AC_ARG_ENABLE(wtmpx,
2269         [  --disable-wtmpx         disable use of wtmpx even if detected [no]],
2270         [ AC_DEFINE(DISABLE_WTMPX) ]
2271 )
2272 AC_ARG_ENABLE(libutil,
2273         [  --disable-libutil       disable use of libutil (login() etc.) [no]],
2274         [ AC_DEFINE(DISABLE_LOGIN) ]
2275 )
2276 AC_ARG_ENABLE(pututline,
2277         [  --disable-pututline     disable use of pututline() etc. ([uw]tmp) [no]],
2278         [ AC_DEFINE(DISABLE_PUTUTLINE) ]
2279 )
2280 AC_ARG_ENABLE(pututxline,
2281         [  --disable-pututxline    disable use of pututxline() etc. ([uw]tmpx) [no]],
2282         [ AC_DEFINE(DISABLE_PUTUTXLINE) ]
2283 )
2284 AC_ARG_WITH(lastlog,
2285   [  --with-lastlog=FILE|DIR specify lastlog location [common locations]],
2286         [
2287                 if test "x$withval" = "xno" ; then
2288                         AC_DEFINE(DISABLE_LASTLOG)
2289                 else
2290                         conf_lastlog_location=$withval
2291                 fi
2292         ]
2293 )
2294
2295 dnl lastlog, [uw]tmpx? detection
2296 dnl  NOTE: set the paths in the platform section to avoid the
2297 dnl   need for command-line parameters
2298 dnl lastlog and [uw]tmp are subject to a file search if all else fails
2299
2300 dnl lastlog detection
2301 dnl  NOTE: the code itself will detect if lastlog is a directory
2302 AC_MSG_CHECKING([if your system defines LASTLOG_FILE])
2303 AC_TRY_COMPILE([
2304 #include <sys/types.h>
2305 #include <utmp.h>
2306 #ifdef HAVE_LASTLOG_H
2307 #  include <lastlog.h>
2308 #endif
2309 #ifdef HAVE_PATHS_H
2310 #  include <paths.h>
2311 #endif
2312 #ifdef HAVE_LOGIN_H
2313 # include <login.h>
2314 #endif
2315         ],
2316         [ char *lastlog = LASTLOG_FILE; ],
2317         [ AC_MSG_RESULT(yes) ],
2318         [
2319                 AC_MSG_RESULT(no)
2320                 AC_MSG_CHECKING([if your system defines _PATH_LASTLOG])
2321                 AC_TRY_COMPILE([
2322 #include <sys/types.h>
2323 #include <utmp.h>
2324 #ifdef HAVE_LASTLOG_H
2325 #  include <lastlog.h>
2326 #endif
2327 #ifdef HAVE_PATHS_H
2328 #  include <paths.h>
2329 #endif
2330                 ],
2331                 [ char *lastlog = _PATH_LASTLOG; ],
2332                 [ AC_MSG_RESULT(yes) ],
2333                 [
2334                         AC_MSG_RESULT(no)
2335                         system_lastlog_path=no
2336                 ])
2337         ]
2338 )
2339
2340 if test -z "$conf_lastlog_location"; then
2341         if test x"$system_lastlog_path" = x"no" ; then
2342                 for f in /var/log/lastlog /usr/adm/lastlog /var/adm/lastlog /etc/security/lastlog ; do
2343                                 if (test -d "$f" || test -f "$f") ; then
2344                                         conf_lastlog_location=$f
2345                                 fi
2346                 done
2347                 if test -z "$conf_lastlog_location"; then
2348                         AC_MSG_WARN([** Cannot find lastlog **])
2349                         dnl Don't define DISABLE_LASTLOG - that means we don't try wtmp/wtmpx
2350                 fi
2351         fi
2352 fi
2353
2354 if test -n "$conf_lastlog_location"; then
2355         AC_DEFINE_UNQUOTED(CONF_LASTLOG_FILE, "$conf_lastlog_location")
2356 fi
2357
2358 dnl utmp detection
2359 AC_MSG_CHECKING([if your system defines UTMP_FILE])
2360 AC_TRY_COMPILE([
2361 #include <sys/types.h>
2362 #include <utmp.h>
2363 #ifdef HAVE_PATHS_H
2364 #  include <paths.h>
2365 #endif
2366         ],
2367         [ char *utmp = UTMP_FILE; ],
2368         [ AC_MSG_RESULT(yes) ],
2369         [ AC_MSG_RESULT(no)
2370           system_utmp_path=no ]
2371 )
2372 if test -z "$conf_utmp_location"; then
2373         if test x"$system_utmp_path" = x"no" ; then
2374                 for f in /etc/utmp /usr/adm/utmp /var/run/utmp; do
2375                         if test -f $f ; then
2376                                 conf_utmp_location=$f
2377                         fi
2378                 done
2379                 if test -z "$conf_utmp_location"; then
2380                         AC_DEFINE(DISABLE_UTMP)
2381                 fi
2382         fi
2383 fi
2384 if test -n "$conf_utmp_location"; then
2385         AC_DEFINE_UNQUOTED(CONF_UTMP_FILE, "$conf_utmp_location")
2386 fi
2387
2388 dnl wtmp detection
2389 AC_MSG_CHECKING([if your system defines WTMP_FILE])
2390 AC_TRY_COMPILE([
2391 #include <sys/types.h>
2392 #include <utmp.h>
2393 #ifdef HAVE_PATHS_H
2394 #  include <paths.h>
2395 #endif
2396         ],
2397         [ char *wtmp = WTMP_FILE; ],
2398         [ AC_MSG_RESULT(yes) ],
2399         [ AC_MSG_RESULT(no)
2400           system_wtmp_path=no ]
2401 )
2402 if test -z "$conf_wtmp_location"; then
2403         if test x"$system_wtmp_path" = x"no" ; then
2404                 for f in /usr/adm/wtmp /var/log/wtmp; do
2405                         if test -f $f ; then
2406                                 conf_wtmp_location=$f
2407                         fi
2408                 done
2409                 if test -z "$conf_wtmp_location"; then
2410                         AC_DEFINE(DISABLE_WTMP)
2411                 fi
2412         fi
2413 fi
2414 if test -n "$conf_wtmp_location"; then
2415         AC_DEFINE_UNQUOTED(CONF_WTMP_FILE, "$conf_wtmp_location")
2416 fi
2417
2418
2419 dnl utmpx detection - I don't know any system so perverse as to require
2420 dnl  utmpx, but not define UTMPX_FILE (ditto wtmpx.) No doubt it's out
2421 dnl  there, though.
2422 AC_MSG_CHECKING([if your system defines UTMPX_FILE])
2423 AC_TRY_COMPILE([
2424 #include <sys/types.h>
2425 #include <utmp.h>
2426 #ifdef HAVE_UTMPX_H
2427 #include <utmpx.h>
2428 #endif
2429 #ifdef HAVE_PATHS_H
2430 #  include <paths.h>
2431 #endif
2432         ],
2433         [ char *utmpx = UTMPX_FILE; ],
2434         [ AC_MSG_RESULT(yes) ],
2435         [ AC_MSG_RESULT(no)
2436           system_utmpx_path=no ]
2437 )
2438 if test -z "$conf_utmpx_location"; then
2439         if test x"$system_utmpx_path" = x"no" ; then
2440                 AC_DEFINE(DISABLE_UTMPX)
2441         fi
2442 else
2443         AC_DEFINE_UNQUOTED(CONF_UTMPX_FILE, "$conf_utmpx_location")
2444 fi
2445
2446 dnl wtmpx detection
2447 AC_MSG_CHECKING([if your system defines WTMPX_FILE])
2448 AC_TRY_COMPILE([
2449 #include <sys/types.h>
2450 #include <utmp.h>
2451 #ifdef HAVE_UTMPX_H
2452 #include <utmpx.h>
2453 #endif
2454 #ifdef HAVE_PATHS_H
2455 #  include <paths.h>
2456 #endif
2457         ],
2458         [ char *wtmpx = WTMPX_FILE; ],
2459         [ AC_MSG_RESULT(yes) ],
2460         [ AC_MSG_RESULT(no)
2461           system_wtmpx_path=no ]
2462 )
2463 if test -z "$conf_wtmpx_location"; then
2464         if test x"$system_wtmpx_path" = x"no" ; then
2465                 AC_DEFINE(DISABLE_WTMPX)
2466         fi
2467 else
2468         AC_DEFINE_UNQUOTED(CONF_WTMPX_FILE, "$conf_wtmpx_location")
2469 fi
2470
2471
2472 if test ! -z "$blibpath" ; then
2473         LDFLAGS="$LDFLAGS -blibpath:$blibpath"
2474         AC_MSG_WARN([Please check and edit -blibpath in LDFLAGS in Makefile])
2475 fi
2476
2477 dnl remove pam and dl because they are in $LIBPAM
2478 if test "$PAM_MSG" = yes ; then
2479         LIBS=`echo $LIBS | sed 's/-lpam //'`
2480 fi
2481 if test "$ac_cv_lib_pam_pam_set_item" = yes ; then
2482         LIBS=`echo $LIBS | sed 's/-ldl //'`
2483 fi
2484
2485 AC_EXEEXT
2486 AC_CONFIG_FILES([Makefile openbsd-compat/Makefile scard/Makefile ssh_prng_cmds])
2487 AC_OUTPUT
2488
2489 # Print summary of options
2490
2491 # Someone please show me a better way :)
2492 A=`eval echo ${prefix}` ; A=`eval echo ${A}`
2493 B=`eval echo ${bindir}` ; B=`eval echo ${B}`
2494 C=`eval echo ${sbindir}` ; C=`eval echo ${C}`
2495 D=`eval echo ${sysconfdir}` ; D=`eval echo ${D}`
2496 E=`eval echo ${libexecdir}/ssh-askpass` ; E=`eval echo ${E}`
2497 F=`eval echo ${mandir}/${mansubdir}X` ; F=`eval echo ${F}`
2498 G=`eval echo ${piddir}` ; G=`eval echo ${G}`
2499 H=`eval echo ${PRIVSEP_PATH}` ; H=`eval echo ${H}`
2500 I=`eval echo ${user_path}` ; I=`eval echo ${I}`
2501 J=`eval echo ${superuser_path}` ; J=`eval echo ${J}`
2502
2503 echo ""
2504 echo "OpenSSH has been configured with the following options:"
2505 echo "                     User binaries: $B"
2506 echo "                   System binaries: $C"
2507 echo "               Configuration files: $D"
2508 echo "                   Askpass program: $E"
2509 echo "                      Manual pages: $F"
2510 echo "                          PID file: $G"
2511 echo "  Privilege separation chroot path: $H"
2512 if test "$USES_LOGIN_CONF" = "yes" ; then
2513 echo "   At runtime, sshd will use the path defined in /etc/login.conf"
2514 else
2515 echo "            sshd default user PATH: $I"
2516 fi
2517 if test ! -z "$superuser_path" ; then
2518 echo "          sshd superuser user PATH: $J"
2519 fi
2520 echo "                    Manpage format: $MANTYPE"
2521 echo "                       PAM support: ${PAM_MSG}"
2522 echo "                KerberosIV support: $KRB4_MSG"
2523 echo "                 KerberosV support: $KRB5_MSG"
2524 echo "                 Smartcard support: $SCARD_MSG"
2525 echo "                       AFS support: $AFS_MSG"
2526 echo "                     S/KEY support: $SKEY_MSG"
2527 echo "              TCP Wrappers support: $TCPW_MSG"
2528 echo "              MD5 password support: $MD5_MSG"
2529 echo "       IP address in \$DISPLAY hack: $DISPLAY_HACK_MSG"
2530 echo "          Use IPv4 by default hack: $IPV4_HACK_MSG"
2531 echo "           Translate v4 in v6 hack: $IPV4_IN6_HACK_MSG"
2532 echo "                  BSD Auth support: $BSD_AUTH_MSG"
2533 echo "              Random number source: $RAND_MSG"
2534 if test ! -z "$USE_RAND_HELPER" ; then
2535 echo "     ssh-rand-helper collects from: $RAND_HELPER_MSG"
2536 fi
2537
2538 echo ""
2539
2540 echo "              Host: ${host}"
2541 echo "          Compiler: ${CC}"
2542 echo "    Compiler flags: ${CFLAGS}"
2543 echo "Preprocessor flags: ${CPPFLAGS}"
2544 echo "      Linker flags: ${LDFLAGS}"
2545 echo "         Libraries: ${LIBWRAP} ${LIBPAM} ${LIBS}"
2546
2547 echo ""
2548
2549 if test "x$PAM_MSG" = "xyes" ; then
2550         echo "PAM is enabled. You may need to install a PAM control file "
2551         echo "for sshd, otherwise password authentication may fail. "
2552         echo "Example PAM control files can be found in the contrib/ "
2553         echo "subdirectory"
2554         echo ""
2555 fi
2556
2557 if test ! -z "$NO_SFTP"; then
2558         echo "sftp-server will be disabled.  Your compiler does not "
2559         echo "support 64bit integers."
2560         echo ""
2561 fi
2562
2563 if test ! -z "$RAND_HELPER_CMDHASH" ; then
2564         echo "WARNING: you are using the builtin random number collection "
2565         echo "service. Please read WARNING.RNG and request that your OS "
2566         echo "vendor includes kernel-based random number collection in "
2567         echo "future versions of your OS."
2568         echo ""
2569 fi
2570