acinclude.m4

   1 dnl This file contains the common configuration code which would
   2 dnl otherwise be duplicated between configure and configure-libafs.
   3 dnl
   4 dnl NB: Because this code is a macro, references to positional shell
   5 dnl parameters must be done like $[]1 instead of $1
   6
   7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
   8 AH_VERBATIM([RCSID],
   9 [#define RCSID(msg) \
  10 static /**/const char *const rcsid[] = { (char *)rcsid, "\100(#)" msg }
  11 #undef HAVE_CONNECT
  12 #undef HAVE_GETHOSTBYNAME
  13 #undef HAVE_RES_SEARCH
  14 #undef HAVE_SOCKET
  15 #undef STRUCT_SOCKADDR_HAS_SA_LEN
  16 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
  17 # if ENDIANESS_IN_SYS_PARAM_H
  18 #  ifndef KERNEL
  19 #   include <sys/types.h>
  20 #   include <sys/param.h>
  21 #   if BYTE_ORDER == BIG_ENDIAN
  22 #   define WORDS_BIGENDIAN 1
  23 #   endif
  24 #  else
  25 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
  26 #    define WORDS_BIGENDIAN 1
  27 #   else
  28 #    undef WORDS_BIGENDIAN
  29 #   endif
  30 #  endif
  31 # else
  32 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
  33 #   define WORDS_BIGENDIAN 1
  34 #  else
  35 #   undef WORDS_BIGENDIAN
  36 #  endif
  37 # endif
  38 #else
  39 # if defined(__BIG_ENDIAN__)
  40 #  define WORDS_BIGENDIAN 1
  41 # else
  42 #  undef WORDS_BIGENDIAN
  43 # endif
  44 #endif
  45 #ifdef UKERNEL
  46 /*
  47  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
  48  * play nice with some other interfaces like FUSE. We technically only would
  49  * need to define this when building for such interfaces, but set it always to
  50  * try and reduce potential confusion.
  51  */
  52 #define _FILE_OFFSET_BITS 64
  53 #endif
  54
  55 #undef AFS_AFSDB_ENV
  56 #undef AFS_LARGEFILE_ENV
  57 #undef AFS_NAMEI_ENV
  58 #undef BITMAP_LATER
  59 #undef BOS_RESTRICTED_MODE
  60 #undef BOS_NEW_CONFIG
  61 #undef FAST_RESTART
  62 #undef FULL_LISTVOL_SWITCH
  63 #undef COMPLETION_H_EXISTS
  64 #undef DEFINED_FOR_EACH_PROCESS
  65 #undef DEFINED_PREV_TASK
  66 #undef EXPORTED_KALLSYMS_ADDRESS
  67 #undef EXPORTED_KALLSYMS_SYMBOL
  68 #undef EXPORTED_SYS_CALL_TABLE
  69 #undef EXPORTED_IA32_SYS_CALL_TABLE
  70 #undef EXPORTED_TASKLIST_LOCK
  71 #undef INODE_SETATTR_NOT_VOID
  72 #undef IRIX_HAS_MEM_FUNCS
  73 #undef RECALC_SIGPENDING_TAKES_VOID
  74 #undef STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
  75 #undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
  76 #undef STRUCT_FS_HAS_FS_ROLLED
  77 #undef STRUCT_INODE_HAS_I_DEVICES
  78 #undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
  79 #undef STRUCT_INODE_HAS_I_ALLOC_SEM
  80 #undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
  81 #undef STRUCT_TASK_STRUCT_HAS_PARENT
  82 #undef STRUCT_TASK_STRUCT_HAS_REAL_PARENT
  83 #undef STRUCT_TASK_STRUCT_HAS_SIG
  84 #undef STRUCT_TASK_STRUCT_HAS_SIGHAND
  85 #undef STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
  86 #undef ssize_t
  87 #undef HAVE_STRUCT_BUF
  88 #undef HAVE_ARPA_NAMESER_COMPAT_H
  89 /* glue for RedHat kernel bug */
  90 #undef ENABLE_REDHAT_BUILDSYS
  91 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
  92 #include "redhat-fix.h"
  93 #endif])
  94
  95 AC_CANONICAL_HOST
  96 SRCDIR_PARENT=`pwd`
  97
  98 #BOZO_SAVE_CORES pam sia
  99
 100 dnl System identity.
 101 AC_ARG_WITH([afs-sysname],
 102     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
 103
 104 dnl General feature options.
 105 AC_ARG_ENABLE([afsdb],
 106     [AS_HELP_STRING([--disable-afsdb], [disable AFSDB DNS RR support])],
 107     ,
 108     [enable_afsdb="yes"])
 109 AC_ARG_ENABLE([obsolete],
 110     [AC_HELP_STRING([--enable-obsolete],
 111         [enable obsolete portions of AFS (mpp and package)])],
 112     ,
 113     [enable_obsolete="no"])
 114 AC_ARG_ENABLE([pam],
 115     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
 116     ,
 117     [enable_pam="yes"])
 118 AC_ARG_ENABLE([bos-restricted-mode],
 119     [AS_HELP_STRING([--enable-bos-restricted-mode],
 120         [enable bosserver restricted mode which disables certain bosserver
 121          functionality])],
 122     ,
 123     [enable_bos_restricted_mode="no"])
 124 AC_ARG_ENABLE([bos-new-config],
 125     [AS_HELP_STRING([--enable-bos-new-config],
 126         [enable bosserver pickup of BosConfig.new on restarts])],
 127     ,
 128     [enable_bos_new_config="no"])
 129 AC_ARG_ENABLE([largefile-fileserver],
 130     [AS_HELP_STRING([--disable-largefile-fileserver],
 131         [disable large file support in fileserver])],
 132     ,
 133     [enable_largefile_fileserver="yes"])
 134 AC_ARG_ENABLE([namei-fileserver],
 135     [AS_HELP_STRING([--enable-namei-fileserver],
 136         [force compilation of namei fileserver in preference to inode
 137          fileserver])],
 138     ,
 139     [enable_namei_fileserver="default"])
 140 AC_ARG_ENABLE([cache-bypass],
 141     [AS_HELP_STRING([--enable-cache-bypass],
 142         [enable client support for cache bypass])],
 143     ,
 144     [enable_cache_bypass="no"])
 145 AC_ARG_ENABLE([supergroups],
 146     [AS_HELP_STRING([--enable-supergroups],
 147         [enable support for nested pts groups])],
 148     ,
 149     [enable_supergroups="no"])
 150 AC_ARG_ENABLE([fast-restart],
 151     [AS_HELP_STRING([--enable-fast-restart],
 152         [enable fast startup of file server without salvaging])],
 153     ,
 154     [enable_fast_restart="no"])
 155 AC_ARG_ENABLE([bitmap-later],
 156     [AS_HELP_STRING([--enable-bitmap-later],
 157         [enable fast startup of file server by not reading bitmap till
 158          needed])],
 159     ,
 160     [enable_bitmap_later="no"])
 161 AC_ARG_ENABLE([demand-attach-fs],
 162     [AS_HELP_STRING([--enable-demand-attach-fs],
 163         [enable Demand Attach Fileserver (please see documentation)])],
 164     ,
 165     [enable_demand_attach_fs="no"])
 166 AC_ARG_ENABLE([disconnected],
 167     [AS_HELP_STRING([--enable-disconnected],
 168         [enable disconnected support in cache manager (experimental)])],
 169     ,
 170     [enable_disconnected="no"])
 171 AC_ARG_ENABLE([unix-sockets],
 172     [AS_HELP_STRING([--enable-unix-sockets],
 173         [enable use of unix domain sockets for fssync])],
 174     ,
 175     [enable_unix_sockets="yes"])
 176 AC_ARG_ENABLE([full-vos-listvol-switch],
 177     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
 178         [disable vos full listvol switch for formatted output])],
 179     ,
 180     [enable_full_vos_listvol_switch="yes"])
 181 AC_ARG_ENABLE([icmp-pmtu-discovery],
 182     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
 183         [enable path MTU discovery by decoding ICMP unreachable replies])],
 184     ,
 185     [enable_icmp_pmtu_discovery="no"])
 186 AC_ARG_ENABLE([tivoli-tsm],
 187     [AS_HELP_STRING([--enable-tivoli-tsm],
 188         [enable use of the Tivoli TSM API libraries for butc support])],
 189     ,
 190     [enable_tivoli_tsm="no"])
 191 AC_ARG_ENABLE([pthreaded-ubik],
 192     [AS_HELP_STRING([--enable-pthreaded-ubik],
 193         [enable installation of pthreaded ubik applications (defaults to
 194          disabled)])],
 195     ,
 196     [enable_pthreaded_ubik="no"])
 197
 198 dnl Kernel module build options.
 199 AC_ARG_WITH([dux-kernel-headers],
 200     [AS_HELP_STRING([--with-dux-kernel-headers=path],
 201         [use the kernel headers found at path (optional, defaults to first
 202          match in /usr/sys)])])
 203 AC_ARG_WITH([linux-kernel-headers],
 204     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 205         [use the kernel headers found at path (optional, defaults to
 206          /usr/src/linux-2.4, then /usr/src/linux)])])
 207 AC_ARG_WITH([linux-kernel-build],
 208     [AS_HELP_STRING([--with-linux-kernel-build=path],
 209         [use the kernel build found at path(optional, defaults to
 210         /usr/src/linux-2.4, then /usr/src/linux)])])
 211 AC_ARG_WITH([bsd-kernel-headers],
 212     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 213         [use the kernel headers found at path (optional, defaults to
 214          /usr/src/sys)])])
 215 AC_ARG_WITH([bsd-kernel-build],
 216     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 217         [use the kernel build found at path (optional, defaults to
 218          KSRC/i386/compile/GENERIC)])])
 219 AC_ARG_WITH([linux-kernel-packaging],
 220     [AS_HELP_STRING([--with-linux-kernel-packaging],
 221         [use standard naming conventions to aid Linux kernel build packaging
 222          (disables MPS, sets the kernel module name to openafs.ko, and
 223          installs kernel modules into the standard Linux location)])],
 224     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 225      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 226     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 227 AC_ARG_ENABLE([kernel-module],
 228     [AS_HELP_STRING([--disable-kernel-module],
 229         [disable compilation of the kernel module (defaults to enabled)])],
 230     ,
 231     [enable_kernel_module="yes"])
 232 AC_ARG_ENABLE([redhat-buildsys],
 233     [AS_HELP_STRING([--enable-redhat-buildsys],
 234         [enable compilation of the redhat build system kernel (defaults to
 235          disabled)])],
 236     ,
 237     [enable_redhat_buildsys="no"])
 238
 239 dnl Installation locations.
 240 AC_ARG_ENABLE([transarc-paths],
 241     [AS_HELP_STRING([--enable-transarc-paths],
 242         [use Transarc style paths like /usr/afs and /usr/vice])],
 243     ,
 244     [enable_transarc_paths="no"])
 245
 246 dnl Optimization and debugging flags.
 247 AC_ARG_ENABLE([strip-binaries],
 248     [AS_HELP_STRING([--disable-strip-binaries],
 249         [disable stripping of symbol information from binaries (defaults to
 250          enabled)])],
 251     ,
 252     [enable_strip_binaries="maybe"])
 253 AC_ARG_ENABLE([debug],
 254     [AS_HELP_STRING([--enable-debug],
 255         [enable compilation of the user space code with debugging information
 256          (defaults to disabled)])],
 257     ,
 258     [enable_debug="no"])
 259 AC_ARG_ENABLE([optimize],
 260     [AS_HELP_STRING([--disable-optimize],
 261         [disable optimization for compilation of the user space code (defaults
 262          to enabled)])],
 263     ,
 264     [enable_optimize="yes"])
 265 AC_ARG_ENABLE([warnings],
 266     [AS_HELP_STRING([--enable-warnings],
 267         [enable compilation warnings when building with gcc (defaults to
 268          disabled)])],
 269     ,
 270     [enable_warnings="no"])
 271 AC_ARG_ENABLE([debug-kernel],
 272     [AS_HELP_STRING([--enable-debug-kernel],
 273         [enable compilation of the kernel module with debugging information
 274          (defaults to disabled)])],
 275     ,
 276     [enable_debug_kernel="no"])
 277 AC_ARG_ENABLE([optimize-kernel],
 278     [AS_HELP_STRING([--disable-optimize-kernel],
 279         [disable compilation of the kernel module with optimization (defaults
 280          based on platform)])],
 281     ,
 282     [enable_optimize_kernel="yes"])
 283 AC_ARG_ENABLE([debug-lwp],
 284     [AS_HELP_STRING([--enable-debug-lwp],
 285         [enable compilation of the LWP code with debugging information
 286          (defaults to disabled)])],
 287     ,
 288     [enable_debug_lwp="no"])
 289 AC_ARG_ENABLE([optimize-lwp],
 290     [AS_HELP_STRING([--disable-optimize-lwp],
 291         [disable optimization for compilation of the LWP code (defaults to
 292          enabled)])],
 293     ,
 294     [enable_optimize_lwp="yes"])
 295 AC_ARG_ENABLE([debug-pam],
 296     [AS_HELP_STRING([--enable-debug-pam],
 297         [enable compilation of the PAM code with debugging information
 298          (defaults to disabled)])],
 299     ,
 300     [enable_debug_pam="no"])
 301 AC_ARG_ENABLE([optimize-pam],
 302     [AS_HELP_STRING([--disable-optimize-pam],
 303         [disable optimization for compilation of the PAM code (defaults to
 304          enabled)])],
 305     ,
 306     [enable_optimize_pam="yes"])
 307
 308
 309 enable_login="no"
 310
 311 dnl weird ass systems
 312 dnl AC_AIX
 313 AC_ISC_POSIX
 314 dnl AC_MINIX
 315
 316 dnl Various compiler setup.
 317 AC_TYPE_PID_T
 318 AC_TYPE_SIZE_T
 319 AC_TYPE_SIGNAL
 320 AC_TYPE_SOCKLEN_T
 321 AC_CHECK_TYPES(sig_t, , ,
 322   [#include <sys/types.h>
 323    #include <signal.h> ])
 324 AH_BOTTOM(
 325 [#ifndef HAVE_SIG_T
 326 #ifndef SIG_T_DEFINED
 327 #define SIG_T_DEFINED
 328 typedef RETSIGTYPE (*sig_t) ();
 329 #endif
 330 #endif])
 331 COMPILER_HAS_FUNCTION_MACRO
 332
 333 dnl Checks for programs.
 334 AC_PROG_INSTALL
 335 AC_PROG_LN_S
 336 AC_PROG_RANLIB
 337 AC_PROG_YACC
 338 AM_PROG_LEX
 339
 340 OPENAFS_CHECK_BIGENDIAN
 341
 342 AC_MSG_CHECKING(your OS)
 343 system=$host
 344 case $system in
 345         *-linux*)
 346
 347                 MKAFS_OSTYPE=LINUX
 348                 if test "x$enable_redhat_buildsys" = "xyes"; then
 349                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 350                 fi
 351                 if test "x$enable_kernel_module" = "xyes"; then
 352                  if test "x$with_linux_kernel_headers" != "x"; then
 353                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 354                  else
 355                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 356                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 357                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 358                    fi
 359                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 360                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 361                    fi
 362                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 363                      LINUX_KERNEL_PATH="/usr/src/linux"
 364                    fi
 365                  fi
 366                  if test "x$with_linux_kernel_build" != "x"; then
 367                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 368                  else
 369                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 370                  fi
 371                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 372                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 373                  LINUX_VERSION="$linux_kvers"
 374                else
 375                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 376                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 377                   if test "x$linux_kvers" = "x"; then
 378                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 379                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 380                       if test "x$linux_kvers" = "x"; then
 381
 382                         AC_MSG_ERROR(Linux headers lack version definition [2])
 383                         exit 1
 384                       else
 385                         LINUX_VERSION="$linux_kvers"
 386                       fi
 387                     else
 388                       AC_MSG_ERROR(Linux headers lack version definition)
 389                       exit 1
 390                     fi
 391                   else
 392                     LINUX_VERSION="$linux_kvers"
 393                   fi
 394                  else
 395                     enable_kernel_module="no"
 396                  fi
 397                fi
 398                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 399                      enable_kernel_module="no"
 400                  fi
 401                  if test "x$enable_kernel_module" = "xno"; then
 402                   if test "x$with_linux_kernel_headers" != "x"; then
 403                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 404                    exit 1
 405                   else
 406                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 407                   fi
 408                  fi
 409                  dnl do we need to determine SUBARCH from autoconf.h
 410                  SUBARCH=default
 411                 fi
 412                 AC_MSG_RESULT(linux)
 413                 if test "x$enable_kernel_module" = "xyes"; then
 414                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 415                  if test "x${AFS_SYSKVERS}" = "x"; then
 416                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 417                  fi
 418                 fi
 419                 ;;
 420         *-solaris*)
 421                 MKAFS_OSTYPE=SOLARIS
 422                 AC_MSG_RESULT(sun4)
 423                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 424                 SOLARIS_PROC_HAS_P_COREFILE
 425                 SOLARIS_FS_HAS_FS_ROLLED
 426                 ;;
 427         *-sunos*)
 428                 MKAFS_OSTYPE=SUNOS
 429                 enable_kernel_module=no
 430                 AC_MSG_RESULT(sun4)
 431                 ;;
 432         *-hpux*)
 433                 MKAFS_OSTYPE=HPUX
 434                 AC_MSG_RESULT(hp_ux)
 435                 if test -f "/usr/old/usr/include/ndir.h"; then
 436                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 437                 fi
 438                 ;;
 439         *-irix*)
 440                 if test -d /usr/include/sys/SN/SN1; then
 441                  IRIX_BUILD_IP35="IP35"
 442                 fi
 443                 MKAFS_OSTYPE=IRIX
 444                 AC_MSG_RESULT(sgi)
 445                 ;;
 446         *-aix*)
 447                 MKAFS_OSTYPE=AIX
 448                 AC_MSG_RESULT(rs_aix)
 449                 ;;
 450         *-osf*)
 451                 MKAFS_OSTYPE=DUX
 452                 AC_MSG_RESULT(alpha_dux)
 453                 if test "x$enable_kernel_module" = "xyes"; then
 454                  if test "x$with_dux_kernel_headers" != "x"; then
 455                    HEADER_RT=`ls ${with_dux_kernel_headers}/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
 456                  else
 457                    HEADER_RT=`ls /usr/sys/*/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
 458                  fi
 459                 fi
 460                 if test "$HEADER_RT" = "*" ; then
 461                         AC_MSG_ERROR([Need a configured kernel directory])
 462                 fi
 463                 AC_SUBST([HEADER_RT])
 464                 ;;
 465         powerpc-*-darwin*)
 466                 MKAFS_OSTYPE=DARWIN
 467                 AC_MSG_RESULT(ppc_darwin)
 468                 ;;
 469         i386-*-darwin*)
 470                 MKAFS_OSTYPE=DARWIN
 471                 AC_MSG_RESULT(x86_darwin)
 472                 ;;
 473         i386-*-freebsd*)
 474                 MKAFS_OSTYPE=FBSD
 475                 AC_MSG_RESULT(i386_fbsd)
 476                 ;;
 477         x86_64-*-freebsd*)
 478                 MKAFS_OSTYPE=FBSD
 479                 AC_MSG_RESULT(amd64_fbsd)
 480                 ;;
 481         *-netbsd*)
 482                 MKAFS_OSTYPE=NBSD
 483                 AC_MSG_RESULT(nbsd)
 484                 ;;
 485         *-openbsd*)
 486                 MKAFS_OSTYPE=OBSD
 487                 AC_MSG_RESULT(i386_obsd)
 488                 ;;
 489         *-dragonfly*)
 490                 MKAFS_OSTYPE=DFBSD
 491                 AC_MSG_RESULT(i386_dfbsd)
 492                 ;;
 493         *)
 494                 AC_MSG_RESULT($system)
 495                 ;;
 496 esac
 497
 498 if test "x$with_afs_sysname" != "x"; then
 499         AFS_SYSNAME="$with_afs_sysname"
 500 else
 501         AC_MSG_CHECKING(your AFS sysname)
 502         case $host in
 503                 i?86-*-openbsd?.?)
 504                         v=${host#*openbsd}
 505                         vM=${v%.*}
 506                         vm=${v#*.}
 507                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 508                         ;;
 509                 sparc64-*-openbsd?.?)
 510                         v=${host#*openbsd}
 511                         vM=${v%.*}
 512                         vm=${v#*.}
 513                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 514                         ;;
 515                 i?86-*-freebsd?.*)
 516                         v=${host#*freebsd}
 517                         vM=${v%.*}
 518                         vm=${v#*.}
 519                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 520                         ;;
 521                 x86_64-*-freebsd?.*)
 522                         v=${host#*freebsd}
 523                         vM=${v%.*}
 524                         vm=${v#*.}
 525                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 526                         ;;
 527                 i386-*-dragonfly2.2*)
 528                         AFS_SYSNAME="i386_dfbsd_23"
 529                         ;;
 530                 i386-*-dragonfly2.3*)
 531                         AFS_SYSNAME="i386_dfbsd_23"
 532                         ;;
 533                 i?86-*-netbsd*1.5*)
 534                         AFS_PARAM_COMMON=param.nbsd15.h
 535                         AFS_SYSNAME="i386_nbsd15"
 536                         ;;
 537                 alpha-*-netbsd*1.5*)
 538                         AFS_PARAM_COMMON=param.nbsd15.h
 539                         AFS_SYSNAME="alpha_nbsd15"
 540                         ;;
 541                 i?86-*-netbsd*1.6[[M-Z]]*)
 542                         AFS_PARAM_COMMON=param.nbsd20.h
 543                         AFS_SYSNAME="i386_nbsd20"
 544                         ;;
 545                 powerpc-*-netbsd*1.6[[M-Z]]*)
 546                         AFS_PARAM_COMMON=param.nbsd20.h
 547                         AFS_SYSNAME="ppc_nbsd20"
 548                         ;;
 549                 i?86-*-netbsd*2.0*)
 550                         AFS_PARAM_COMMON=param.nbsd20.h
 551                         AFS_SYSNAME="i386_nbsd20"
 552                         ;;
 553                 amd64-*-netbsd*2.0*)
 554                         AFS_PARAM_COMMON=param.nbsd20.h
 555                         AFS_SYSNAME="amd64_nbsd20"
 556                         ;;
 557                 x86_64-*-netbsd*3.[[0-8]]*)
 558                         AFS_PARAM_COMMON=param.nbsd30.h
 559                         AFS_SYSNAME="amd64_nbsd30"
 560                         ;;
 561                 x86_64-*-netbsd*4.[[0-8]]*)
 562                         AFS_PARAM_COMMON=param.nbsd40.h
 563                         AFS_SYSNAME="amd64_nbsd40"
 564                         ;;
 565                 powerpc-*-netbsd*2.0*)
 566                         AFS_PARAM_COMMON=param.nbsd20.h
 567                         AFS_SYSNAME="ppc_nbsd20"
 568                         ;;
 569                 i?86-*-netbsd*1.6*)
 570                         AFS_PARAM_COMMON=param.nbsd16.h
 571                         AFS_SYSNAME="i386_nbsd16"
 572                         ;;
 573                 alpha-*-netbsd*1.6*)
 574                         AFS_PARAM_COMMON=param.nbsd16.h
 575                         AFS_SYSNAME="alpha_nbsd16"
 576                         ;;
 577                 powerpc-*-netbsd*1.6*)
 578                         AFS_PARAM_COMMON=param.nbsd16.h
 579                         AFS_SYSNAME="ppc_nbsd16"
 580                         ;;
 581                 i?86-*-netbsd*2.1*)
 582                         AFS_PARAM_COMMON=param.nbsd21.h
 583                         AFS_SYSNAME="i386_nbsd21"
 584                         ;;
 585                 i?86-*-netbsd*2.99*)
 586                         AFS_PARAM_COMMON=param.nbsd30.h
 587                         AFS_SYSNAME="i386_nbsd30"
 588                         ;;
 589                 i?86-*-netbsd*3.[[0-8]]*)
 590                         AFS_PARAM_COMMON=param.nbsd30.h
 591                         AFS_SYSNAME="i386_nbsd30"
 592                         ;;
 593                 i?86-*-netbsd*3.99*)
 594                         AFS_PARAM_COMMON=param.nbsd30.h
 595                         AFS_SYSNAME="i386_nbsd30"
 596                         ;;
 597                 i?86-*-netbsd*4.[[0-8]]*)
 598                         AFS_PARAM_COMMON=param.nbsd40.h
 599                         AFS_SYSNAME="i386_nbsd40"
 600                         ;;
 601                 i?86-*-netbsd*4.99*)
 602                         AFS_PARAM_COMMON=param.nbsd40.h
 603                         AFS_SYSNAME="i386_nbsd40"
 604                         ;;
 605                 hppa*-hp-hpux11.0*)
 606                         AFS_SYSNAME="hp_ux110"
 607                         ;;
 608                 hppa*-hp-hpux11.11)
 609                         AFS_SYSNAME="hp_ux11i"
 610                         ;;
 611                 hppa*-hp-hpux11.23)
 612                         AFS_SYSNAME="hp_ux1123"
 613                         ;;
 614                 ia64-hp-hpux11.22)
 615                         AFS_SYSNAME="ia64_hpux1122"
 616                         ;;
 617                 ia64-hp-hpux*)
 618                         AFS_SYSNAME="ia64_hpux1123"
 619                         ;;
 620                 hppa*-hp-hpux10*)
 621                         AFS_SYSNAME="hp_ux102"
 622                         ;;
 623                 powerpc-apple-darwin1.2*)
 624                         AFS_SYSNAME="ppc_darwin_12"
 625                         ;;
 626                 powerpc-apple-darwin1.3*)
 627                         AFS_SYSNAME="ppc_darwin_13"
 628                         ;;
 629                 powerpc-apple-darwin1.4*)
 630                         AFS_SYSNAME="ppc_darwin_14"
 631                         ;;
 632                 powerpc-apple-darwin5.1*)
 633                         AFS_SYSNAME="ppc_darwin_14"
 634                         ;;
 635                 powerpc-apple-darwin5.2*)
 636                         AFS_SYSNAME="ppc_darwin_14"
 637                         ;;
 638                 powerpc-apple-darwin5.3*)
 639                         AFS_SYSNAME="ppc_darwin_14"
 640                         ;;
 641                 powerpc-apple-darwin5.4*)
 642                         AFS_SYSNAME="ppc_darwin_14"
 643                         ;;
 644                 powerpc-apple-darwin5.5*)
 645                         AFS_SYSNAME="ppc_darwin_14"
 646                         ;;
 647                 powerpc-apple-darwin6.0*)
 648                         AFS_SYSNAME="ppc_darwin_60"
 649                         ;;
 650                 powerpc-apple-darwin6.1*)
 651                         AFS_SYSNAME="ppc_darwin_60"
 652                         ;;
 653                 powerpc-apple-darwin6.2*)
 654                         AFS_SYSNAME="ppc_darwin_60"
 655                         ;;
 656                 powerpc-apple-darwin6.3*)
 657                         AFS_SYSNAME="ppc_darwin_60"
 658                         ;;
 659                 powerpc-apple-darwin6.4*)
 660                         AFS_SYSNAME="ppc_darwin_60"
 661                         ;;
 662                 powerpc-apple-darwin6.5*)
 663                         AFS_SYSNAME="ppc_darwin_60"
 664                         ;;
 665                 powerpc-apple-darwin7.0*)
 666                         AFS_SYSNAME="ppc_darwin_70"
 667                         ;;
 668                 powerpc-apple-darwin7.1*)
 669                         AFS_SYSNAME="ppc_darwin_70"
 670                         ;;
 671                 powerpc-apple-darwin7.2*)
 672                         AFS_SYSNAME="ppc_darwin_70"
 673                         ;;
 674                 powerpc-apple-darwin7.3*)
 675                         AFS_SYSNAME="ppc_darwin_70"
 676                         ;;
 677                 powerpc-apple-darwin7.4*)
 678                         AFS_SYSNAME="ppc_darwin_70"
 679                         ;;
 680                 powerpc-apple-darwin7.5*)
 681                         AFS_SYSNAME="ppc_darwin_70"
 682                         ;;
 683                 powerpc-apple-darwin8.0*)
 684                         AFS_SYSNAME="ppc_darwin_80"
 685                         ;;
 686                 powerpc-apple-darwin8.*)
 687                         AFS_SYSNAME="ppc_darwin_80"
 688                         ;;
 689                 i386-apple-darwin8.*)
 690                         AFS_SYSNAME="x86_darwin_80"
 691                         ;;
 692                 powerpc-apple-darwin9.*)
 693                         AFS_SYSNAME="ppc_darwin_90"
 694                         ;;
 695                 i386-apple-darwin9.*)
 696                         AFS_SYSNAME="x86_darwin_90"
 697                         ;;
 698                 sparc-sun-solaris2.5*)
 699                         AFS_SYSNAME="sun4x_55"
 700                         enable_login="yes"
 701                         ;;
 702                 sparc-sun-solaris2.6)
 703                         AFS_SYSNAME="sun4x_56"
 704                         ;;
 705                 sparc-sun-solaris2.7)
 706                         AFS_SYSNAME="sun4x_57"
 707                         ;;
 708                 sparc-sun-solaris2.8)
 709                         AFS_SYSNAME="sun4x_58"
 710                         ;;
 711                 sparc-sun-solaris2.9)
 712                         AFS_SYSNAME="sun4x_59"
 713                         ;;
 714                 sparc-sun-solaris2.10)
 715                         AFS_SYSNAME="sun4x_510"
 716                         ;;
 717                 sparc-sun-solaris2.11)
 718                         AFS_SYSNAME="sun4x_511"
 719                         ;;
 720                 sparc-sun-sunos4*)
 721                         AFS_SYSNAME="sun4_413"
 722                         enable_login="yes"
 723                         ;;
 724                 i386-pc-solaris2.7)
 725                         AFS_SYSNAME="sunx86_57"
 726                         ;;
 727                 i386-pc-solaris2.8)
 728                         AFS_SYSNAME="sunx86_58"
 729                         ;;
 730                 i386-pc-solaris2.9)
 731                         AFS_SYSNAME="sunx86_59"
 732                         ;;
 733                 i386-pc-solaris2.10)
 734                         AFS_SYSNAME="sunx86_510"
 735                         ;;
 736                 i386-pc-solaris2.11)
 737                         AFS_SYSNAME="sunx86_511"
 738                         ;;
 739                 alpha*-dec-osf4.0*)
 740                         AFS_SYSNAME="alpha_dux40"
 741                         ;;
 742                 alpha*-dec-osf5.0*)
 743                         AFS_SYSNAME="alpha_dux50"
 744                         ;;
 745                 alpha*-dec-osf5.1*)
 746                         AFS_SYSNAME="alpha_dux51"
 747                         ;;
 748                 mips-sgi-irix6.5)
 749                         AFS_SYSNAME="sgi_65"
 750                         ;;
 751                 ia64-*-linux*)
 752                         AFS_SYSNAME="ia64_linuxXX"
 753                         ;;
 754                 powerpc-*-linux*)
 755                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 756                         ;;
 757                 powerpc64-*-linux*)
 758                         AFS_SYSNAME="ppc64_linuxXX"
 759                         ;;
 760                 alpha*-linux*)
 761                         AFS_SYSNAME="alpha_linux_XX"
 762                         ;;
 763                 s390-*-linux*)
 764                         AFS_SYSNAME="s390_linuxXX"
 765                         ;;
 766                 s390x-*-linux*)
 767                         AFS_SYSNAME="s390x_linuxXX"
 768                         ;;
 769                 sparc-*-linux*)
 770                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 771                         ;;
 772                 sparc64-*-linux*)
 773                         AFS_SYSNAME="sparc64_linuxXX"
 774                         ;;
 775                 i?86-*-linux*)
 776                         AFS_SYSNAME="i386_linuxXX"
 777                         ;;
 778                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 779                         AFS_SYSNAME="parisc_linuxXX"
 780                         enable_pam="no"
 781                         ;;
 782                 power*-ibm-aix4.2*)
 783                         AFS_SYSNAME="rs_aix42"
 784                         enable_pam="no"
 785                         ;;
 786                 power*-ibm-aix4.3*)
 787                         AFS_SYSNAME="rs_aix42"
 788                         enable_pam="no"
 789                         ;;
 790                 power*-ibm-aix5.1*)
 791                         AFS_SYSNAME="rs_aix51"
 792                         enable_pam="no"
 793                         ;;
 794                 power*-ibm-aix5.2*)
 795                         AFS_SYSNAME="rs_aix52"
 796                         enable_pam="no"
 797                         ;;
 798                 power*-ibm-aix5.3*)
 799                         AFS_SYSNAME="rs_aix53"
 800                         enable_pam="no"
 801                         ;;
 802                 power*-ibm-aix6.1*)
 803                         AFS_SYSNAME="rs_aix61"
 804                         enable_pam="no"
 805                         ;;
 806                 x86_64-*-linux-gnu)
 807                         AFS_SYSNAME="amd64_linuxXX"
 808                         enable_pam="no"
 809                         ;;
 810                 *)
 811                         AC_MSG_ERROR(An AFS sysname is required)
 812                         exit 1
 813                         ;;
 814         esac
 815         case $AFS_SYSNAME in
 816                 *_linux* | *_umlinux*)
 817                         if test "x${AFS_SYSKVERS}" = "x"; then
 818                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 819                         fi
 820                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 821                         AFS_SYSNAME="$_AFS_SYSNAME"
 822                         save_CPPFLAGS="$CPPFLAGS"
 823                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 824                         AC_TRY_COMPILE(
 825                          [#include <linux/autoconf.h>],
 826                          [#ifndef CONFIG_USERMODE
 827                           #error not UML
 828                           #endif],
 829                          ac_cv_linux_is_uml=yes,)
 830                         if test "${ac_cv_linux_is_uml}" = yes; then
 831                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 832                         fi
 833                         CPPFLAGS="$save_CPPFLAGS"
 834                         AFS_SYSNAME="$_AFS_SYSNAME"
 835                         ;;
 836         esac
 837         AC_MSG_RESULT($AFS_SYSNAME)
 838 fi
 839
 840 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 841
 842                 # Add (sub-) architecture-specific paths needed by conftests
 843                 case $AFS_SYSNAME  in
 844                         *_umlinux26)
 845                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 846                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 847                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 848                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 849                 esac
 850
 851                 if test "x$enable_kernel_module" = "xyes"; then
 852                  if test "x$enable_debug_kernel" = "xno"; then
 853                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 854                  fi
 855                  OPENAFS_GCC_SUPPORTS_MARCH
 856                  AC_SUBST(P5PLUS_KOPTS)
 857                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 858                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 859                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 860                  OPENAFS_GCC_SUPPORTS_PIPE
 861                  AC_SUBST(LINUX_GCC_KOPTS)
 862                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 863                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 864                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 865                  )
 866
 867                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 868                  LINUX_KERNEL_COMPILE_WORKS
 869                  LINUX_EXPORTS_FIND_TASK_BY_PID
 870                  LINUX_EXPORTS_PROC_ROOT_FS
 871                  LINUX_HAVE_CURRENT_KERNEL_TIME
 872                  LINUX_HAVE_WRITE_BEGIN_AOP
 873                  LINUX_HAVE_BDI_INIT
 874                  LINUX_KMEM_CACHE_INIT
 875                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
 876                  LINUX_STRUCT_TASK_HAS_CRED
 877                  LINUX_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
 878                  LINUX_HAVE_KMEM_CACHE_T
 879                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 880                  LINUX_D_PATH_TAKES_STRUCT_PATH
 881                  LINUX_NEW_EXPORT_OPS
 882                  LINUX_CONFIG_H_EXISTS
 883                  LINUX_COMPLETION_H_EXISTS
 884                  LINUX_SEMAPHORE_H_EXISTS
 885                  LINUX_EXPORTFS_H_EXISTS
 886                  LINUX_DEFINES_FOR_EACH_PROCESS
 887                  LINUX_DEFINES_PREV_TASK
 888                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 889                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 890                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 891                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 892                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 893                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 894                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 895                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 896                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 897                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 898                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 899                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 900                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 901                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 902                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 903                  LINUX_INODE_SETATTR_RETURN_TYPE
 904                  LINUX_WRITE_INODE_RETURN_TYPE
 905                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 906                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 907                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 908                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 909                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 910                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 911                  LINUX_AOP_WRITEBACK_CONTROL
 912                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 913                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 914                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 915                  LINUX_KERNEL_LINUX_SYSCALL_H
 916                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 917                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 918                  LINUX_KERNEL_SELINUX
 919                  LINUX_KERNEL_SOCK_CREATE
 920                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 921                  LINUX_KERNEL_HLIST_UNHASHED
 922                  LINUX_KEY_TYPE_H_EXISTS
 923                  LINUX_NEED_RHCONFIG
 924                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 925                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 926                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 927                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 928                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 929                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 930                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 931                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 932                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 933                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 934                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 935                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 936                  LINUX_EXPORTS_TASKLIST_LOCK
 937                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 938                  LINUX_STATFS_TAKES_DENTRY
 939                  LINUX_FREEZER_H_EXISTS
 940                  LINUX_HAVE_SVC_ADDR_IN
 941                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 942                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 943                  fi
 944                  LINUX_REFRIGERATOR
 945                  LINUX_LINUX_KEYRING_SUPPORT
 946                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 947                  LINUX_KEY_ALLOC_NEEDS_CRED
 948                  LINUX_DO_SYNC_READ
 949                  LINUX_GENERIC_FILE_AIO_READ
 950                  LINUX_INIT_WORK_HAS_DATA
 951                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 952                  LINUX_SYSCTL_TABLE_CHECKING
 953                  LINUX_HAVE_IGET
 954                  if test "x$ac_cv_linux_have_iget" = "xno"; then
 955                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
 956                  fi
 957                  LINUX_HAVE_I_SIZE_READ
 958                  LINUX_HAVE_D_ALLOC_ANON
 959                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
 960                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
 961                  fi
 962                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 963                  LINUX_EXPORTS_INIT_MM
 964                  LINUX_EXPORTS_SYS_CHDIR
 965                  LINUX_EXPORTS_SYS_CLOSE
 966                  LINUX_EXPORTS_SYS_OPEN
 967                  LINUX_EXPORTS_SYS_WAIT4
 968                  LINUX_EXPORTS_RCU_READ_LOCK
 969                  if test "x$with_linux_kernel_packaging" = "xno" ; then
 970                    LINUX_WHICH_MODULES
 971                  else
 972                    AC_SUBST(MPS,'SP')
 973                  fi
 974                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 975                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 976                    ac_cv_linux_exports_sys_call_table=no
 977                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 978                      ac_cv_linux_exports_ia32_sys_call_table=yes
 979                    fi
 980                  else
 981                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 982                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 983                    LINUX_EXPORTS_SYS_CALL_TABLE
 984                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 985                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 986                          linux_syscall_method=none
 987                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 988                             linux_syscall_method=scan
 989                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 990                                linux_syscall_method=scan_with_kallsyms_address
 991                             fi
 992                          fi
 993                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 994                             linux_syscall_method=kallsyms_symbol
 995                          fi
 996                          if test "x$linux_syscall_method" = "xnone"; then
 997                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 998                             linux_syscall_method=scan
 999                          fi
1000                    fi
1001                  fi
1002                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1003                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1004                  fi
1005                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1006                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1007                  fi
1008                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1009                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1010                  fi
1011                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
1012                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
1013                  fi
1014                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1015                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1016                  fi
1017                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1018                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1019                  fi
1020                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1021                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1022                  fi
1023                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1024                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1025                  fi
1026                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1027                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1028                  fi
1029                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1030                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1031                  fi
1032                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1033                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1034                  fi
1035                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1036                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1037                  fi
1038                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1039                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1040                  fi
1041                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1042                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1043                  fi
1044                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1045                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1046                  fi
1047                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1048                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1049                  fi
1050                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1051                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1052                  fi
1053                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1054                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1055                  fi
1056                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1057                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1058                  fi
1059                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1060                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1061                  fi
1062                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
1063                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1064                  fi
1065                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
1066                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1067                  fi
1068                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
1069                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1070                  fi
1071                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1072                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1073                  fi
1074                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1075                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1076                  fi
1077                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1078                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1079                  fi
1080                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1081                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1082                  fi
1083                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1084                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1085                  fi
1086                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1087                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1088                  fi
1089                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1090                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1091                  fi
1092                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1093                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1094                  fi
1095                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1096                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1097                  fi
1098                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1099                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1100                  fi
1101                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1102                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1103                  fi
1104                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1105                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1106                  fi
1107                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1108                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1109                  fi
1110                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1111                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1112                  fi
1113                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1114                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1115                  fi
1116                  if test "x$ac_linux_syscall" = "xyes" ; then
1117                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1118                  fi
1119                  if test "x$ac_linux_seq_file" = "xyes" ; then
1120                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1121                  fi
1122                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1123                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1124                  fi
1125                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1126                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1127                  fi
1128                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1129                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1130                  fi
1131                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1132                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1133                  fi
1134                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1135                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1136                  fi
1137                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1138                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1139                  fi
1140                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1141                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1142                  fi
1143                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1144                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1145                  fi
1146                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1147                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1148                  fi
1149                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1150                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1151                  fi
1152                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1153                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1154                  fi
1155                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1156                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1157                  fi
1158                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1159                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1160                  fi
1161                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1162                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1163                  fi
1164                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1165                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1166                  fi
1167                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1168                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1169                  fi
1170                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1171                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1172                  fi
1173                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1174                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1175                  fi
1176                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1177                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1178                  fi
1179                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1180                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1181                  fi
1182                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1183                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1184                  fi
1185                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1186                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1187                  fi
1188                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1189                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1190                  fi
1191                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1192                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1193                  fi
1194                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1195                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1196                  fi
1197                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1198                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1199                  fi
1200                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1201                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1202                  fi
1203                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1204                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1205                  fi
1206                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1207                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1208                  fi
1209                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1210                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1211                  fi
1212                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1213                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1214                  fi
1215                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1216                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1217                  fi
1218                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1219                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1220                  fi
1221                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1222                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1223                  fi
1224                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1225                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1226                  else
1227                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1228                  fi
1229                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1230                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1231                  fi
1232                 :
1233                 fi
1234 esac
1235
1236 case $AFS_SYSNAME in
1237         *_darwin*)
1238                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1239                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1240                 dnl the test below fails on darwin, even if the CPPFLAGS below
1241                 dnl are added. the headers from Kernel.framework must be used
1242                 dnl when KERNEL is defined.
1243
1244                 dnl really, such a thing isn't guaranteed to work on any
1245                 dnl platform until the kernel cflags from MakefileProto are
1246                 dnl known to configure
1247                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1248                 ;;
1249         *)
1250 AC_MSG_CHECKING(for definition of struct buf)
1251 dnl save_CPPFLAGS="$CPPFLAGS"
1252 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1253 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1254         ac_cv_have_struct_buf=no
1255         AC_TRY_COMPILE(
1256                 [#include <sys/buf.h>],
1257                 [struct buf x;
1258                 printf("%d\n", sizeof(x));],
1259                 ac_cv_have_struct_buf=yes,)
1260         ]
1261 )
1262 dnl CPPFLAGS="$save_CPPFLAGS"
1263 AC_MSG_RESULT($ac_cv_have_struct_buf)
1264 if test "$ac_cv_have_struct_buf" = yes; then
1265         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1266 fi
1267 ;;
1268 esac
1269
1270
1271 AC_CACHE_VAL(ac_cv_sockaddr_len,
1272 [
1273 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1274 AC_TRY_COMPILE( [#include <sys/types.h>
1275 #include <sys/socket.h>],
1276 [struct sockaddr *a;
1277 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1278 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1279 if test "$ac_cv_sockaddr_len" = "yes"; then
1280    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1281 fi
1282 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1283         echo Skipping library tests because they confuse Irix.
1284 else
1285   AC_CHECK_FUNCS(socket)
1286
1287   if test "$ac_cv_func_socket" = no; then
1288     for lib in socket inet; do
1289         if test "$HAVE_SOCKET" != 1; then
1290                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1291         fi
1292     done
1293   fi
1294
1295   AC_CHECK_FUNCS(connect)
1296
1297   if test "$ac_cv_func_connect" = no; then
1298     for lib in nsl; do
1299         if test "$HAVE_CONNECT" != 1; then
1300                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1301         fi
1302     done
1303   fi
1304
1305   AC_CHECK_FUNCS(gethostbyname)
1306   if test "$ac_cv_func_gethostbyname" = no; then
1307         for lib in dns nsl resolv; do
1308           if test "$HAVE_GETHOSTBYNAME" != 1; then
1309             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1310           fi
1311         done
1312   fi
1313
1314   dnl darwin wants it, aix hates it
1315   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1316   AC_TRY_COMPILE([
1317   #include <stdlib.h>
1318   #include <stdio.h>
1319   #include <sys/types.h>
1320   #include <sys/socket.h>
1321   #include <netinet/in.h>
1322   #include <arpa/inet.h>
1323   #include <arpa/nameser.h>
1324   #include <arpa/nameser_compat.h>
1325   #include <resolv.h>
1326   ], [static int i; i = 0;],
1327   [AC_MSG_RESULT(yes)
1328    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1329   [AC_MSG_RESULT(no)
1330    ])
1331
1332   openafs_save_libs="$LIBS"
1333   AC_MSG_CHECKING([for res_search])
1334   AC_FUNC_RES_SEARCH
1335
1336   if test "$ac_cv_func_res_search" = no; then
1337       for lib in dns nsl resolv; do
1338         if test "$ac_cv_func_res_search" != yes; then
1339           LIBS="-l$lib $LIBS"
1340           AC_FUNC_RES_SEARCH
1341           LIBS="$openafs_save_libs"
1342         fi
1343       done
1344       if test "$ac_cv_func_res_search" = yes; then
1345         LIB_res_search="-l$lib"
1346         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1347         AC_MSG_RESULT([yes, in lib$lib])
1348       else
1349         AC_MSG_RESULT(no)
1350       fi
1351   else
1352     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1353     AC_MSG_RESULT(yes)
1354   fi
1355
1356 fi
1357
1358 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1359 [
1360 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1361 AC_TRY_COMPILE( [#include <sys/types.h>
1362 #include <sys/socket.h>
1363 #include <netinet/in.h>],
1364 [int on=1;
1365 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1366 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1367 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1368    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1369 fi
1370
1371 PTHREAD_LIBS=error
1372 if test "x$MKAFS_OSTYPE" = OBSD; then
1373         PTHREAD_LIBS="-pthread"
1374 fi
1375 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1376         PTHREAD_LIBS="-pthread"
1377 fi
1378 if test "x$PTHREAD_LIBS" = xerror; then
1379         AC_CHECK_LIB(pthread, pthread_attr_init,
1380                 PTHREAD_LIBS="-lpthread")
1381 fi
1382 if test "x$PTHREAD_LIBS" = xerror; then
1383         AC_CHECK_LIB(pthreads, pthread_attr_init,
1384                 PTHREAD_LIBS="-lpthreads")
1385 fi
1386 if test "x$PTHREAD_LIBS" = xerror; then
1387         AC_CHECK_LIB(c_r, pthread_attr_init,
1388                 PTHREAD_LIBS="-lc_r")
1389 fi
1390 if test "x$PTHREAD_LIBS" = xerror; then
1391         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1392 fi
1393 if test "x$PTHREAD_LIBS" = xerror; then
1394         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1395         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1396                 PTHREAD_LIBS="-lpthread")
1397 fi
1398 if test "x$PTHREAD_LIBS" = xerror; then
1399         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1400 fi
1401 AC_SUBST(PTHREAD_LIBS)
1402
1403 WITH_OBSOLETE=NO
1404 if test "$enable_obsolete" = "yes"; then
1405         WITH_OBSOLETE=YES
1406 fi
1407
1408 HOST_CPU="$host_cpu"
1409
1410 if test "x$with_bsd_kernel_headers" != "x"; then
1411         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1412 else
1413         BSD_KERNEL_PATH="/usr/src/sys"
1414 fi
1415
1416 if test "x$with_bsd_kernel_build" != "x"; then
1417         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1418 else
1419         case $AFS_SYSNAME in
1420                 *_fbsd_4?)
1421                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1422                         ;;
1423                 *_fbsd_*)
1424                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1425                         ;;
1426         esac
1427 fi
1428
1429 # Fast restart
1430 if test "$enable_supergroups" = "yes"; then
1431         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1432 fi
1433
1434 if test "$enable_fast_restart" = "yes"; then
1435         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1436 fi
1437
1438 if test "$enable_bitmap_later" = "yes"; then
1439         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1440 fi
1441
1442 if test "$enable_demand_attach_fs" = "yes"; then
1443         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1444         DEMAND_ATTACH="yes"
1445 else
1446         DEMAND_ATTACH="no"
1447 fi
1448 AC_SUBST(DEMAND_ATTACH)
1449
1450 if test "$enable_disconnected" = "yes"; then
1451         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1452 fi
1453
1454 if test "$enable_unix_sockets" = "yes"; then
1455         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1456         USE_UNIX_SOCKETS="yes"
1457 else
1458         USE_UNIX_SOCKETS="no"
1459 fi
1460 AC_SUBST(USE_UNIX_SOCKETS)
1461
1462 if test "$enable_fast_restart" = "yes" &&
1463    test "$enable_demand_attach_fs" = "yes" ; then
1464         AC_MSG_ERROR([The Demand Attach and Fast Restart extensions are mutually exclusive.  Demand Attach fileservers automatically salvage volumes in the background, thereby making Fast Restart pointless.])
1465         exit 1
1466 fi
1467
1468 if test "$enable_full_vos_listvol_switch" = "yes"; then
1469         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1470 fi
1471
1472 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1473    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1474         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1475    fi
1476 fi
1477
1478 if test "$enable_bos_restricted_mode" = "yes"; then
1479         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1480 fi
1481
1482 if test "$enable_bos_new_config" = "yes"; then
1483         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1484 fi
1485
1486 if test "$enable_largefile_fileserver" = "yes"; then
1487         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1488 fi
1489
1490 if test "$enable_cache_bypass" = "yes"; then
1491         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1492 fi
1493
1494 if test "$enable_namei_fileserver" = "yes"; then
1495         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1496 else
1497         if test "$enable_namei_fileserver" = "default"; then
1498                 case $host in
1499                         *-solaris2.10*)
1500                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1501                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1502                                 ;;
1503                         *-solaris2.11*)
1504                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1505                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1506                                 ;;
1507                         *)
1508                                 ;;
1509                 esac
1510         fi
1511 fi
1512
1513 if test "$enable_afsdb" = "yes"; then
1514         LIB_AFSDB="$LIB_res_search"
1515         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1516 fi
1517
1518 dnl check for tivoli
1519 AC_MSG_CHECKING(for tivoli tsm butc support)
1520 XBSA_CFLAGS=""
1521 if test "$enable_tivoli_tsm" = "yes"; then
1522         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1523         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1524         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1525         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1526
1527         if test -r "$XBSADIR3/dsmapifp.h"; then
1528                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1529                 XBSA_XLIBS="-ldl"
1530                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1531         elif test -r "$XBSADIR4/dsmapifp.h"; then
1532                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1533                 XBSA_XLIBS="-ldl"
1534                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1535         elif test -r "$XBSADIR1/xbsa.h"; then
1536                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1537                 XBSA_XLIBS=""
1538                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1539         elif test -r "$XBSADIR2/xbsa.h"; then
1540                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1541                 XBSA_XLIBS=""
1542                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1543         else
1544                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1545         fi
1546 else
1547         AC_MSG_RESULT([no])
1548 fi
1549 AC_SUBST(XBSA_CFLAGS)
1550 AC_SUBST(XBSA_XLIBS)
1551
1552 dnl checks for header files.
1553 AC_HEADER_STDC
1554 AC_HEADER_SYS_WAIT
1555 AC_HEADER_DIRENT
1556 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1557 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1558 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1559 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1560 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1561 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1562 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1563
1564 AC_CHECK_TYPES([fsblkcnt_t],,,[
1565 #include <sys/types.h>
1566 #ifdef HAVE_SYS_BITYPES_H
1567 #include <sys/bitypes.h>
1568 #endif
1569 #ifdef HAVE_SYS_STATFS_H
1570 #include <sys/statfs.h>
1571 #endif
1572 #ifdef HAVE_SYS_STATVFS_H
1573 #include <sys/statvfs.h>
1574 #endif
1575 ])
1576
1577 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1578         HAVE_PAM="yes"
1579 else
1580         HAVE_PAM="no"
1581 fi
1582 AC_SUBST(HAVE_PAM)
1583
1584 if test "$enable_login" = yes; then
1585         BUILD_LOGIN="yes"
1586 else
1587         BUILD_LOGIN="no"
1588 fi
1589 AC_SUBST(BUILD_LOGIN)
1590
1591 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1592 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1593 AC_CHECK_FUNCS(setvbuf vsyslog)
1594 AC_FUNC_SETVBUF_REVERSED
1595 AC_CHECK_FUNCS(regcomp regexec regerror)
1596 AC_MSG_CHECKING([for POSIX regex library])
1597 if test "$ac_cv_header_regex_h" = "yes" && \
1598         test "$ac_cv_func_regcomp" = "yes" && \
1599         test "$ac_cv_func_regexec" = "yes" && \
1600         test "$ac_cv_func_regerror" = "yes"; then
1601     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1602     AC_MSG_RESULT(yes)
1603 else
1604     AC_MSG_RESULT(no)
1605 fi
1606
1607 AC_CHECK_TYPE(ssize_t, int)
1608 AC_SIZEOF_TYPE(long)
1609
1610 AC_CHECK_FUNCS(timegm)
1611 AC_CHECK_FUNCS(daemon)
1612
1613 dnl Directory PATH handling
1614 if test "x$enable_transarc_paths" = "xyes"  ; then
1615     afsconfdir=${afsconfdir=/usr/afs/etc}
1616     viceetcdir=${viceetcdir=/usr/vice/etc}
1617     afskerneldir=${afskerneldir=${viceetcdir}}
1618     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1619     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1620     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1621     afsdbdir=${afsdbdir=/usr/afs/db}
1622     afslogsdir=${afslogsdir=/usr/afs/logs}
1623     afslocaldir=${afslocaldir=/usr/afs/local}
1624     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1625     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1626 else
1627     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1628     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1629     afskerneldir=${afskerneldir='${libdir}/openafs'}
1630     afssrvbindir=${afssrvbindir='${bindir}'}
1631     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1632     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1633     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1634     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1635     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1636     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1637     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1638 fi
1639 AC_SUBST(afsconfdir)
1640 AC_SUBST(viceetcdir)
1641 AC_SUBST(afskerneldir)
1642 AC_SUBST(afssrvbindir)
1643 AC_SUBST(afssrvsbindir)
1644 AC_SUBST(afssrvlibexecdir)
1645 AC_SUBST(afsdbdir)
1646 AC_SUBST(afslogsdir)
1647 AC_SUBST(afslocaldir)
1648 AC_SUBST(afsbackupdir)
1649 AC_SUBST(afsbosconfigdir)
1650
1651 if test "x$enable_kernel_module" = "xyes"; then
1652 ENABLE_KERNEL_MODULE=libafs
1653 fi
1654
1655 if test "x$enable_pthreaded_ubik" = "xyes"; then
1656 ENABLE_PTHREADED_UBIK=yes
1657 fi
1658
1659 AC_SUBST(AFS_SYSNAME)
1660 AC_SUBST(AFS_PARAM_COMMON)
1661 AC_SUBST(ENABLE_KERNEL_MODULE)
1662 AC_SUBST(ENABLE_PTHREADED_UBIK)
1663 AC_SUBST(LIB_AFSDB)
1664 AC_SUBST(LINUX_KERNEL_PATH)
1665 AC_SUBST(LINUX_KERNEL_BUILD)
1666 AC_SUBST(HOST_CPU)
1667 AC_SUBST(BSD_KERNEL_PATH)
1668 AC_SUBST(BSD_KERNEL_BUILD)
1669 AC_SUBST(LINUX_VERSION)
1670 AC_SUBST(MKAFS_OSTYPE)
1671 AC_SUBST(TOP_OBJDIR)
1672 AC_SUBST(TOP_SRCDIR)
1673 AC_SUBST(TOP_INCDIR)
1674 AC_SUBST(TOP_LIBDIR)
1675 AC_SUBST(DEST)
1676 AC_SUBST(WITH_OBSOLETE)
1677 AC_SUBST(DARWIN_INFOFILE)
1678 AC_SUBST(IRIX_BUILD_IP35)
1679
1680 OPENAFS_OSCONF
1681 OPENAFS_KRB5CONF
1682
1683 TOP_SRCDIR="${srcdir}/src"
1684 dnl
1685 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1686 dnl
1687 case $TOP_SRCDIR in
1688         /*)
1689                 ;;
1690         *)
1691                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1692                 ;;
1693 esac
1694
1695 TOP_OBJDIR="${SRCDIR_PARENT}"
1696 TOP_INCDIR="${SRCDIR_PARENT}/include"
1697 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1698 if test "${DEST}x" = "x"; then
1699         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1700 fi
1701
1702 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1703 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1704 AC_SUBST(HELPER_SPLINT)
1705 AC_SUBST(HELPER_SPLINTCFG)
1706
1707 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1708
1709 ])