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
  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([pam],
 110     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
 111     ,
 112     [enable_pam="yes"])
 113 AC_ARG_ENABLE([bos-restricted-mode],
 114     [AS_HELP_STRING([--enable-bos-restricted-mode],
 115         [enable bosserver restricted mode which disables certain bosserver
 116          functionality])],
 117     ,
 118     [enable_bos_restricted_mode="no"])
 119 AC_ARG_ENABLE([bos-new-config],
 120     [AS_HELP_STRING([--enable-bos-new-config],
 121         [enable bosserver pickup of BosConfig.new on restarts])],
 122     ,
 123     [enable_bos_new_config="no"])
 124 AC_ARG_ENABLE([largefile-fileserver],
 125     [AS_HELP_STRING([--disable-largefile-fileserver],
 126         [disable large file support in fileserver])],
 127     ,
 128     [enable_largefile_fileserver="yes"])
 129 AC_ARG_ENABLE([namei-fileserver],
 130     [AS_HELP_STRING([--enable-namei-fileserver],
 131         [force compilation of namei fileserver in preference to inode
 132          fileserver])],
 133     ,
 134     [enable_namei_fileserver="default"])
 135 AC_ARG_ENABLE([cache-bypass],
 136     [AS_HELP_STRING([--enable-cache-bypass],
 137         [enable client support for cache bypass])],
 138     ,
 139     [enable_cache_bypass="no"])
 140 AC_ARG_ENABLE([supergroups],
 141     [AS_HELP_STRING([--enable-supergroups],
 142         [enable support for nested pts groups])],
 143     ,
 144     [enable_supergroups="no"])
 145 AC_ARG_ENABLE([fast-restart],
 146     [AS_HELP_STRING([--enable-fast-restart],
 147         [enable fast startup of file server without salvaging])],
 148     ,
 149     [enable_fast_restart="no"])
 150 AC_ARG_ENABLE([bitmap-later],
 151     [AS_HELP_STRING([--enable-bitmap-later],
 152         [enable fast startup of file server by not reading bitmap till
 153          needed])],
 154     ,
 155     [enable_bitmap_later="no"])
 156 AC_ARG_ENABLE([demand-attach-fs],
 157     [AS_HELP_STRING([--enable-demand-attach-fs],
 158         [enable Demand Attach Fileserver (please see documentation)])],
 159     ,
 160     [enable_demand_attach_fs="no"])
 161 AC_ARG_ENABLE([disconnected],
 162     [AS_HELP_STRING([--enable-disconnected],
 163         [enable disconnected support in cache manager (experimental)])],
 164     ,
 165     [enable_disconnected="no"])
 166 AC_ARG_ENABLE([unix-sockets],
 167     [AS_HELP_STRING([--enable-unix-sockets],
 168         [enable use of unix domain sockets for fssync])],
 169     ,
 170     [enable_unix_sockets="yes"])
 171 AC_ARG_ENABLE([full-vos-listvol-switch],
 172     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
 173         [disable vos full listvol switch for formatted output])],
 174     ,
 175     [enable_full_vos_listvol_switch="yes"])
 176 AC_ARG_ENABLE([icmp-pmtu-discovery],
 177     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
 178         [enable path MTU discovery by decoding ICMP unreachable replies])],
 179     ,
 180     [enable_icmp_pmtu_discovery="no"])
 181 AC_ARG_ENABLE([tivoli-tsm],
 182     [AS_HELP_STRING([--enable-tivoli-tsm],
 183         [enable use of the Tivoli TSM API libraries for butc support])],
 184     ,
 185     [enable_tivoli_tsm="no"])
 186 AC_ARG_ENABLE([pthreaded-ubik],
 187     [AS_HELP_STRING([--enable-pthreaded-ubik],
 188         [enable installation of pthreaded ubik applications (defaults to
 189          disabled)])],
 190     ,
 191     [enable_pthreaded_ubik="no"])
 192
 193 dnl Kernel module build options.
 194 AC_ARG_WITH([dux-kernel-headers],
 195     [AS_HELP_STRING([--with-dux-kernel-headers=path],
 196         [use the kernel headers found at path (optional, defaults to first
 197          match in /usr/sys)])])
 198 AC_ARG_WITH([linux-kernel-headers],
 199     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 200         [use the kernel headers found at path (optional, defaults to
 201          /usr/src/linux-2.4, then /usr/src/linux)])])
 202 AC_ARG_WITH([linux-kernel-build],
 203     [AS_HELP_STRING([--with-linux-kernel-build=path],
 204         [use the kernel build found at path(optional, defaults to
 205         /usr/src/linux-2.4, then /usr/src/linux)])])
 206 AC_ARG_WITH([bsd-kernel-headers],
 207     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 208         [use the kernel headers found at path (optional, defaults to
 209          /usr/src/sys)])])
 210 AC_ARG_WITH([bsd-kernel-build],
 211     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 212         [use the kernel build found at path (optional, defaults to
 213          KSRC/i386/compile/GENERIC)])])
 214 AC_ARG_WITH([linux-kernel-packaging],
 215     [AS_HELP_STRING([--with-linux-kernel-packaging],
 216         [use standard naming conventions to aid Linux kernel build packaging
 217          (disables MPS, sets the kernel module name to openafs.ko, and
 218          installs kernel modules into the standard Linux location)])],
 219     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 220      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 221     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 222 AC_ARG_ENABLE([kernel-module],
 223     [AS_HELP_STRING([--disable-kernel-module],
 224         [disable compilation of the kernel module (defaults to enabled)])],
 225     ,
 226     [enable_kernel_module="yes"])
 227 AC_ARG_ENABLE([redhat-buildsys],
 228     [AS_HELP_STRING([--enable-redhat-buildsys],
 229         [enable compilation of the redhat build system kernel (defaults to
 230          disabled)])],
 231     ,
 232     [enable_redhat_buildsys="no"])
 233
 234 dnl Installation locations.
 235 AC_ARG_ENABLE([transarc-paths],
 236     [AS_HELP_STRING([--enable-transarc-paths],
 237         [use Transarc style paths like /usr/afs and /usr/vice])],
 238     ,
 239     [enable_transarc_paths="no"])
 240
 241 dnl Optimization and debugging flags.
 242 AC_ARG_ENABLE([strip-binaries],
 243     [AS_HELP_STRING([--disable-strip-binaries],
 244         [disable stripping of symbol information from binaries (defaults to
 245          enabled)])],
 246     ,
 247     [enable_strip_binaries="maybe"])
 248 AC_ARG_ENABLE([debug],
 249     [AS_HELP_STRING([--enable-debug],
 250         [enable compilation of the user space code with debugging information
 251          (defaults to disabled)])],
 252     ,
 253     [enable_debug="no"])
 254 AC_ARG_ENABLE([optimize],
 255     [AS_HELP_STRING([--disable-optimize],
 256         [disable optimization for compilation of the user space code (defaults
 257          to enabled)])],
 258     ,
 259     [enable_optimize="yes"])
 260 AC_ARG_ENABLE([warnings],
 261     [AS_HELP_STRING([--enable-warnings],
 262         [enable compilation warnings when building with gcc (defaults to
 263          disabled)])],
 264     ,
 265     [enable_warnings="no"])
 266 AC_ARG_ENABLE([debug-kernel],
 267     [AS_HELP_STRING([--enable-debug-kernel],
 268         [enable compilation of the kernel module with debugging information
 269          (defaults to disabled)])],
 270     ,
 271     [enable_debug_kernel="no"])
 272 AC_ARG_ENABLE([optimize-kernel],
 273     [AS_HELP_STRING([--disable-optimize-kernel],
 274         [disable compilation of the kernel module with optimization (defaults
 275          based on platform)])],
 276     ,
 277     [enable_optimize_kernel="yes"])
 278 AC_ARG_ENABLE([debug-lwp],
 279     [AS_HELP_STRING([--enable-debug-lwp],
 280         [enable compilation of the LWP code with debugging information
 281          (defaults to disabled)])],
 282     ,
 283     [enable_debug_lwp="no"])
 284 AC_ARG_ENABLE([optimize-lwp],
 285     [AS_HELP_STRING([--disable-optimize-lwp],
 286         [disable optimization for compilation of the LWP code (defaults to
 287          enabled)])],
 288     ,
 289     [enable_optimize_lwp="yes"])
 290 AC_ARG_ENABLE([debug-pam],
 291     [AS_HELP_STRING([--enable-debug-pam],
 292         [enable compilation of the PAM code with debugging information
 293          (defaults to disabled)])],
 294     ,
 295     [enable_debug_pam="no"])
 296 AC_ARG_ENABLE([optimize-pam],
 297     [AS_HELP_STRING([--disable-optimize-pam],
 298         [disable optimization for compilation of the PAM code (defaults to
 299          enabled)])],
 300     ,
 301     [enable_optimize_pam="yes"])
 302
 303
 304 enable_login="no"
 305
 306 dnl weird ass systems
 307 dnl AC_AIX
 308 AC_ISC_POSIX
 309 dnl AC_MINIX
 310
 311 dnl Various compiler setup.
 312 AC_TYPE_PID_T
 313 AC_TYPE_SIZE_T
 314 COMPILER_HAS_FUNCTION_MACRO
 315
 316 dnl Checks for programs.
 317 AC_PROG_INSTALL
 318 AC_PROG_LN_S
 319 AC_PROG_RANLIB
 320 AC_PROG_YACC
 321 AM_PROG_LEX
 322
 323 OPENAFS_CHECK_BIGENDIAN
 324
 325 AC_MSG_CHECKING(your OS)
 326 system=$host
 327 case $system in
 328         *-linux*)
 329
 330                 MKAFS_OSTYPE=LINUX
 331                 if test "x$enable_redhat_buildsys" = "xyes"; then
 332                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 333                 fi
 334                 if test "x$enable_kernel_module" = "xyes"; then
 335                  if test "x$with_linux_kernel_headers" != "x"; then
 336                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 337                  else
 338                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 339                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 340                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 341                    fi
 342                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 343                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 344                    fi
 345                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 346                      LINUX_KERNEL_PATH="/usr/src/linux"
 347                    fi
 348                  fi
 349                  if test "x$with_linux_kernel_build" != "x"; then
 350                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 351                  else
 352                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 353                  fi
 354                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 355                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 356                  LINUX_VERSION="$linux_kvers"
 357                else
 358                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 359                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 360                   if test "x$linux_kvers" = "x"; then
 361                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 362                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 363                       if test "x$linux_kvers" = "x"; then
 364
 365                         AC_MSG_ERROR(Linux headers lack version definition [2])
 366                         exit 1
 367                       else
 368                         LINUX_VERSION="$linux_kvers"
 369                       fi
 370                     else
 371                       AC_MSG_ERROR(Linux headers lack version definition)
 372                       exit 1
 373                     fi
 374                   else
 375                     LINUX_VERSION="$linux_kvers"
 376                   fi
 377                  else
 378                     enable_kernel_module="no"
 379                  fi
 380                fi
 381                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 382                      enable_kernel_module="no"
 383                  fi
 384                  if test "x$enable_kernel_module" = "xno"; then
 385                   if test "x$with_linux_kernel_headers" != "x"; then
 386                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 387                    exit 1
 388                   else
 389                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 390                   fi
 391                  fi
 392                  dnl do we need to determine SUBARCH from autoconf.h
 393                  SUBARCH=default
 394                 fi
 395                 AC_MSG_RESULT(linux)
 396                 if test "x$enable_kernel_module" = "xyes"; then
 397                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 398                  if test "x${AFS_SYSKVERS}" = "x"; then
 399                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 400                  fi
 401                 fi
 402                 ;;
 403         *-solaris*)
 404                 MKAFS_OSTYPE=SOLARIS
 405                 AC_MSG_RESULT(sun4)
 406                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 407                 SOLARIS_PROC_HAS_P_COREFILE
 408                 SOLARIS_FS_HAS_FS_ROLLED
 409                 ;;
 410         *-sunos*)
 411                 MKAFS_OSTYPE=SUNOS
 412                 enable_kernel_module=no
 413                 AC_MSG_RESULT(sun4)
 414                 ;;
 415         *-hpux*)
 416                 MKAFS_OSTYPE=HPUX
 417                 AC_MSG_RESULT(hp_ux)
 418                 if test -f "/usr/old/usr/include/ndir.h"; then
 419                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 420                 fi
 421                 ;;
 422         *-irix*)
 423                 if test -d /usr/include/sys/SN/SN1; then
 424                  IRIX_BUILD_IP35="IP35"
 425                 fi
 426                 MKAFS_OSTYPE=IRIX
 427                 AC_MSG_RESULT(sgi)
 428                 ;;
 429         *-aix*)
 430                 MKAFS_OSTYPE=AIX
 431                 AC_MSG_RESULT(rs_aix)
 432                 ;;
 433         *-osf*)
 434                 MKAFS_OSTYPE=DUX
 435                 AC_MSG_RESULT(alpha_dux)
 436                 ;;
 437         powerpc-*-darwin*)
 438                 MKAFS_OSTYPE=DARWIN
 439                 AC_MSG_RESULT(ppc_darwin)
 440                 ;;
 441         i386-*-darwin*)
 442                 MKAFS_OSTYPE=DARWIN
 443                 AC_MSG_RESULT(x86_darwin)
 444                 ;;
 445         i386-*-freebsd*)
 446                 MKAFS_OSTYPE=FBSD
 447                 AC_MSG_RESULT(i386_fbsd)
 448                 ;;
 449         x86_64-*-freebsd*)
 450                 MKAFS_OSTYPE=FBSD
 451                 AC_MSG_RESULT(amd64_fbsd)
 452                 ;;
 453         *-netbsd*)
 454                 MKAFS_OSTYPE=NBSD
 455                 AC_MSG_RESULT(nbsd)
 456                 ;;
 457         *-openbsd*)
 458                 MKAFS_OSTYPE=OBSD
 459                 AC_MSG_RESULT(i386_obsd)
 460                 ;;
 461         *-dragonfly*)
 462                 MKAFS_OSTYPE=DFBSD
 463                 AC_MSG_RESULT(i386_dfbsd)
 464                 ;;
 465         *)
 466                 AC_MSG_RESULT($system)
 467                 ;;
 468 esac
 469
 470 if test "x$with_afs_sysname" != "x"; then
 471         AFS_SYSNAME="$with_afs_sysname"
 472 else
 473         AC_MSG_CHECKING(your AFS sysname)
 474         case $host in
 475                 i?86-*-openbsd?.?)
 476                         v=${host#*openbsd}
 477                         vM=${v%.*}
 478                         vm=${v#*.}
 479                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 480                         ;;
 481                 sparc64-*-openbsd?.?)
 482                         v=${host#*openbsd}
 483                         vM=${v%.*}
 484                         vm=${v#*.}
 485                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 486                         ;;
 487                 i?86-*-freebsd?.*)
 488                         v=${host#*freebsd}
 489                         vM=${v%.*}
 490                         vm=${v#*.}
 491                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 492                         ;;
 493                 x86_64-*-freebsd?.*)
 494                         v=${host#*freebsd}
 495                         vM=${v%.*}
 496                         vm=${v#*.}
 497                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 498                         ;;
 499                 i386-*-dragonfly2.2*)
 500                         AFS_SYSNAME="i386_dfbsd_23"
 501                         ;;
 502                 i386-*-dragonfly2.3*)
 503                         AFS_SYSNAME="i386_dfbsd_23"
 504                         ;;
 505                 i?86-*-netbsd*1.5*)
 506                         AFS_SYSNAME="i386_nbsd15"
 507                         ;;
 508                 alpha-*-netbsd*1.5*)
 509                         AFS_SYSNAME="alpha_nbsd15"
 510                         ;;
 511                 i?86-*-netbsd*1.6[[M-Z]]*)
 512                         AFS_SYSNAME="i386_nbsd20"
 513                         ;;
 514                 powerpc-*-netbsd*1.6[[M-Z]]*)
 515                         AFS_SYSNAME="ppc_nbsd20"
 516                         ;;
 517                 i?86-*-netbsd*2.0*)
 518                         AFS_SYSNAME="i386_nbsd20"
 519                         ;;
 520                 amd64-*-netbsd*2.0*)
 521                         AFS_SYSNAME="amd64_nbsd20"
 522                         ;;
 523                 x86_64-*-netbsd*3.[[0-8]]*)
 524                         AFS_PARAM_COMMON=param.nbsd30.h
 525                         AFS_SYSNAME="amd64_nbsd30"
 526                         ;;
 527                 x86_64-*-netbsd*4.[[0-8]]*)
 528                         AFS_PARAM_COMMON=param.nbsd40.h
 529                         AFS_SYSNAME="amd64_nbsd40"
 530                         ;;
 531                 powerpc-*-netbsd*2.0*)
 532                         AFS_SYSNAME="ppc_nbsd20"
 533                         ;;
 534                 i?86-*-netbsd*1.6*)
 535                         AFS_SYSNAME="i386_nbsd16"
 536                         ;;
 537                 alpha-*-netbsd*1.6*)
 538                         AFS_SYSNAME="alpha_nbsd16"
 539                         ;;
 540                 powerpc-*-netbsd*1.6*)
 541                         AFS_SYSNAME="ppc_nbsd16"
 542                         ;;
 543                 i?86-*-netbsd*2.1*)
 544                         AFS_SYSNAME="i386_nbsd21"
 545                         ;;
 546                 i?86-*-netbsd*2.99*)
 547                         AFS_SYSNAME="i386_nbsd30"
 548                         ;;
 549                 i?86-*-netbsd*3.[[0-8]]*)
 550                         AFS_SYSNAME="i386_nbsd30"
 551                         ;;
 552                 i?86-*-netbsd*3.99*)
 553                         AFS_SYSNAME="i386_nbsd30"
 554                         ;;
 555                 i?86-*-netbsd*4.[[0-8]]*)
 556                         AFS_SYSNAME="i386_nbsd40"
 557                         ;;
 558                 i?86-*-netbsd*4.99*)
 559                         AFS_SYSNAME="i386_nbsd40"
 560                         ;;
 561                 hppa*-hp-hpux11.0*)
 562                         AFS_SYSNAME="hp_ux110"
 563                         ;;
 564                 hppa*-hp-hpux11.11)
 565                         AFS_SYSNAME="hp_ux11i"
 566                         ;;
 567                 hppa*-hp-hpux11.23)
 568                         AFS_SYSNAME="hp_ux1123"
 569                         ;;
 570                 ia64-hp-hpux11.22)
 571                         AFS_SYSNAME="ia64_hpux1122"
 572                         ;;
 573                 ia64-hp-hpux*)
 574                         AFS_SYSNAME="ia64_hpux1123"
 575                         ;;
 576                 hppa*-hp-hpux10*)
 577                         AFS_SYSNAME="hp_ux102"
 578                         ;;
 579                 powerpc-apple-darwin1.2*)
 580                         AFS_SYSNAME="ppc_darwin_12"
 581                         ;;
 582                 powerpc-apple-darwin1.3*)
 583                         AFS_SYSNAME="ppc_darwin_13"
 584                         ;;
 585                 powerpc-apple-darwin1.4*)
 586                         AFS_SYSNAME="ppc_darwin_14"
 587                         ;;
 588                 powerpc-apple-darwin5.1*)
 589                         AFS_SYSNAME="ppc_darwin_14"
 590                         ;;
 591                 powerpc-apple-darwin5.2*)
 592                         AFS_SYSNAME="ppc_darwin_14"
 593                         ;;
 594                 powerpc-apple-darwin5.3*)
 595                         AFS_SYSNAME="ppc_darwin_14"
 596                         ;;
 597                 powerpc-apple-darwin5.4*)
 598                         AFS_SYSNAME="ppc_darwin_14"
 599                         ;;
 600                 powerpc-apple-darwin5.5*)
 601                         AFS_SYSNAME="ppc_darwin_14"
 602                         ;;
 603                 powerpc-apple-darwin6.0*)
 604                         AFS_SYSNAME="ppc_darwin_60"
 605                         ;;
 606                 powerpc-apple-darwin6.1*)
 607                         AFS_SYSNAME="ppc_darwin_60"
 608                         ;;
 609                 powerpc-apple-darwin6.2*)
 610                         AFS_SYSNAME="ppc_darwin_60"
 611                         ;;
 612                 powerpc-apple-darwin6.3*)
 613                         AFS_SYSNAME="ppc_darwin_60"
 614                         ;;
 615                 powerpc-apple-darwin6.4*)
 616                         AFS_SYSNAME="ppc_darwin_60"
 617                         ;;
 618                 powerpc-apple-darwin6.5*)
 619                         AFS_SYSNAME="ppc_darwin_60"
 620                         ;;
 621                 powerpc-apple-darwin7.0*)
 622                         AFS_SYSNAME="ppc_darwin_70"
 623                         ;;
 624                 powerpc-apple-darwin7.1*)
 625                         AFS_SYSNAME="ppc_darwin_70"
 626                         ;;
 627                 powerpc-apple-darwin7.2*)
 628                         AFS_SYSNAME="ppc_darwin_70"
 629                         ;;
 630                 powerpc-apple-darwin7.3*)
 631                         AFS_SYSNAME="ppc_darwin_70"
 632                         ;;
 633                 powerpc-apple-darwin7.4*)
 634                         AFS_SYSNAME="ppc_darwin_70"
 635                         ;;
 636                 powerpc-apple-darwin7.5*)
 637                         AFS_SYSNAME="ppc_darwin_70"
 638                         ;;
 639                 powerpc-apple-darwin8.0*)
 640                         AFS_SYSNAME="ppc_darwin_80"
 641                         ;;
 642                 powerpc-apple-darwin8.*)
 643                         AFS_SYSNAME="ppc_darwin_80"
 644                         ;;
 645                 i386-apple-darwin8.*)
 646                         AFS_SYSNAME="x86_darwin_80"
 647                         ;;
 648                 powerpc-apple-darwin9.*)
 649                         AFS_SYSNAME="ppc_darwin_90"
 650                         ;;
 651                 i386-apple-darwin9.*)
 652                         AFS_SYSNAME="x86_darwin_90"
 653                         ;;
 654                 sparc-sun-solaris2.5*)
 655                         AFS_SYSNAME="sun4x_55"
 656                         enable_login="yes"
 657                         ;;
 658                 sparc-sun-solaris2.6)
 659                         AFS_SYSNAME="sun4x_56"
 660                         ;;
 661                 sparc-sun-solaris2.7)
 662                         AFS_SYSNAME="sun4x_57"
 663                         ;;
 664                 sparc-sun-solaris2.8)
 665                         AFS_SYSNAME="sun4x_58"
 666                         ;;
 667                 sparc-sun-solaris2.9)
 668                         AFS_SYSNAME="sun4x_59"
 669                         ;;
 670                 sparc-sun-solaris2.10)
 671                         AFS_SYSNAME="sun4x_510"
 672                         ;;
 673                 sparc-sun-solaris2.11)
 674                         AFS_SYSNAME="sun4x_511"
 675                         ;;
 676                 sparc-sun-sunos4*)
 677                         AFS_SYSNAME="sun4_413"
 678                         enable_login="yes"
 679                         ;;
 680                 i386-pc-solaris2.7)
 681                         AFS_SYSNAME="sunx86_57"
 682                         ;;
 683                 i386-pc-solaris2.8)
 684                         AFS_SYSNAME="sunx86_58"
 685                         ;;
 686                 i386-pc-solaris2.9)
 687                         AFS_SYSNAME="sunx86_59"
 688                         ;;
 689                 i386-pc-solaris2.10)
 690                         AFS_SYSNAME="sunx86_510"
 691                         ;;
 692                 i386-pc-solaris2.11)
 693                         AFS_SYSNAME="sunx86_511"
 694                         ;;
 695                 alpha*-dec-osf4.0*)
 696                         AFS_SYSNAME="alpha_dux40"
 697                         ;;
 698                 alpha*-dec-osf5.0*)
 699                         AFS_SYSNAME="alpha_dux50"
 700                         ;;
 701                 alpha*-dec-osf5.1*)
 702                         AFS_SYSNAME="alpha_dux51"
 703                         ;;
 704                 mips-sgi-irix6.5)
 705                         AFS_SYSNAME="sgi_65"
 706                         ;;
 707                 ia64-*-linux*)
 708                         AFS_SYSNAME="ia64_linuxXX"
 709                         ;;
 710                 powerpc-*-linux*)
 711                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 712                         ;;
 713                 powerpc64-*-linux*)
 714                         AFS_SYSNAME="ppc64_linuxXX"
 715                         ;;
 716                 alpha*-linux*)
 717                         AFS_SYSNAME="alpha_linux_XX"
 718                         ;;
 719                 s390-*-linux*)
 720                         AFS_SYSNAME="s390_linuxXX"
 721                         ;;
 722                 s390x-*-linux*)
 723                         AFS_SYSNAME="s390x_linuxXX"
 724                         ;;
 725                 sparc-*-linux*)
 726                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 727                         ;;
 728                 sparc64-*-linux*)
 729                         AFS_SYSNAME="sparc64_linuxXX"
 730                         ;;
 731                 i?86-*-linux*)
 732                         AFS_SYSNAME="i386_linuxXX"
 733                         ;;
 734                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 735                         AFS_SYSNAME="parisc_linuxXX"
 736                         enable_pam="no"
 737                         ;;
 738                 power*-ibm-aix4.2*)
 739                         AFS_SYSNAME="rs_aix42"
 740                         enable_pam="no"
 741                         ;;
 742                 power*-ibm-aix4.3*)
 743                         AFS_SYSNAME="rs_aix42"
 744                         enable_pam="no"
 745                         ;;
 746                 power*-ibm-aix5.1*)
 747                         AFS_SYSNAME="rs_aix51"
 748                         enable_pam="no"
 749                         ;;
 750                 power*-ibm-aix5.2*)
 751                         AFS_SYSNAME="rs_aix52"
 752                         enable_pam="no"
 753                         ;;
 754                 power*-ibm-aix5.3*)
 755                         AFS_SYSNAME="rs_aix53"
 756                         enable_pam="no"
 757                         ;;
 758                 power*-ibm-aix6.1*)
 759                         AFS_SYSNAME="rs_aix61"
 760                         enable_pam="no"
 761                         ;;
 762                 x86_64-*-linux-gnu)
 763                         AFS_SYSNAME="amd64_linuxXX"
 764                         enable_pam="no"
 765                         ;;
 766                 *)
 767                         AC_MSG_ERROR(An AFS sysname is required)
 768                         exit 1
 769                         ;;
 770         esac
 771         case $AFS_SYSNAME in
 772                 *_linux* | *_umlinux*)
 773                         if test "x${AFS_SYSKVERS}" = "x"; then
 774                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 775                         fi
 776                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 777                         AFS_SYSNAME="$_AFS_SYSNAME"
 778                         save_CPPFLAGS="$CPPFLAGS"
 779                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 780                         AC_TRY_COMPILE(
 781                          [#include <linux/autoconf.h>],
 782                          [#ifndef CONFIG_USERMODE
 783                           #error not UML
 784                           #endif],
 785                          ac_cv_linux_is_uml=yes,)
 786                         if test "${ac_cv_linux_is_uml}" = yes; then
 787                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 788                         fi
 789                         CPPFLAGS="$save_CPPFLAGS"
 790                         AFS_SYSNAME="$_AFS_SYSNAME"
 791                         ;;
 792         esac
 793         AC_MSG_RESULT($AFS_SYSNAME)
 794 fi
 795
 796 dnl Some hosts have a separate common param file they should include.  Figure
 797 dnl out if we're on one of them now that we know the sysname.
 798 case $AFS_SYSNAME in
 799     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 800     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 801     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 802     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 803     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 804     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 805     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 806     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 807     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 808 esac
 809
 810 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 811
 812                 # Add (sub-) architecture-specific paths needed by conftests
 813                 case $AFS_SYSNAME  in
 814                         *_umlinux26)
 815                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 816                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 817                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 818                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 819                 esac
 820
 821                 if test "x$enable_kernel_module" = "xyes"; then
 822                  if test "x$enable_debug_kernel" = "xno"; then
 823                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 824                  fi
 825                  OPENAFS_GCC_SUPPORTS_MARCH
 826                  AC_SUBST(P5PLUS_KOPTS)
 827                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 828                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 829                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 830                  OPENAFS_GCC_SUPPORTS_PIPE
 831                  AC_SUBST(LINUX_GCC_KOPTS)
 832                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 833                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 834                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 835                  )
 836
 837                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 838                  LINUX_KERNEL_COMPILE_WORKS
 839                  LINUX_EXPORTS_FIND_TASK_BY_PID
 840                  LINUX_EXPORTS_PROC_ROOT_FS
 841                  LINUX_HAVE_CURRENT_KERNEL_TIME
 842                  LINUX_HAVE_WRITE_BEGIN_AOP
 843                  LINUX_HAVE_BDI_INIT
 844                  LINUX_KMEM_CACHE_INIT
 845                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
 846                  LINUX_STRUCT_TASK_HAS_CRED
 847                  LINUX_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
 848                  LINUX_HAVE_KMEM_CACHE_T
 849                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 850                  LINUX_D_PATH_TAKES_STRUCT_PATH
 851                  LINUX_NEW_EXPORT_OPS
 852                  LINUX_CONFIG_H_EXISTS
 853                  LINUX_COMPLETION_H_EXISTS
 854                  LINUX_SEMAPHORE_H_EXISTS
 855                  LINUX_EXPORTFS_H_EXISTS
 856                  LINUX_DEFINES_FOR_EACH_PROCESS
 857                  LINUX_DEFINES_PREV_TASK
 858                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 859                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 860                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 861                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 862                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 863                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 864                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 865                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 866                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 867                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 868                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 869                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 870                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 871                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 872                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 873                  LINUX_INODE_SETATTR_RETURN_TYPE
 874                  LINUX_WRITE_INODE_RETURN_TYPE
 875                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 876                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 877                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 878                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 879                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 880                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 881                  LINUX_AOP_WRITEBACK_CONTROL
 882                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 883                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 884                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 885                  LINUX_KERNEL_LINUX_SYSCALL_H
 886                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 887                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 888                  LINUX_KERNEL_SELINUX
 889                  LINUX_KERNEL_SOCK_CREATE
 890                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 891                  LINUX_KERNEL_HLIST_UNHASHED
 892                  LINUX_KEY_TYPE_H_EXISTS
 893                  LINUX_NEED_RHCONFIG
 894                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 895                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 896                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 897                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 898                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 899                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 900                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 901                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 902                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 903                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 904                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 905                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 906                  LINUX_EXPORTS_TASKLIST_LOCK
 907                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 908                  LINUX_STATFS_TAKES_DENTRY
 909                  LINUX_FREEZER_H_EXISTS
 910                  LINUX_HAVE_SVC_ADDR_IN
 911                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 912                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 913                  fi
 914                  LINUX_REFRIGERATOR
 915                  LINUX_LINUX_KEYRING_SUPPORT
 916                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 917                  LINUX_KEY_ALLOC_NEEDS_CRED
 918                  LINUX_DO_SYNC_READ
 919                  LINUX_GENERIC_FILE_AIO_READ
 920                  LINUX_INIT_WORK_HAS_DATA
 921                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 922                  LINUX_SYSCTL_TABLE_CHECKING
 923                  LINUX_HAVE_IGET
 924                  if test "x$ac_cv_linux_have_iget" = "xno"; then
 925                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
 926                  fi
 927                  LINUX_HAVE_I_SIZE_READ
 928                  LINUX_HAVE_D_ALLOC_ANON
 929                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
 930                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
 931                  fi
 932                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 933                  LINUX_EXPORTS_INIT_MM
 934                  LINUX_EXPORTS_SYS_CHDIR
 935                  LINUX_EXPORTS_SYS_CLOSE
 936                  LINUX_EXPORTS_SYS_OPEN
 937                  LINUX_EXPORTS_SYS_WAIT4
 938                  LINUX_EXPORTS_RCU_READ_LOCK
 939                  if test "x$with_linux_kernel_packaging" = "xno" ; then
 940                    LINUX_WHICH_MODULES
 941                  else
 942                    AC_SUBST(MPS,'SP')
 943                  fi
 944                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 945                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 946                    ac_cv_linux_exports_sys_call_table=no
 947                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 948                      ac_cv_linux_exports_ia32_sys_call_table=yes
 949                    fi
 950                  else
 951                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 952                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 953                    LINUX_EXPORTS_SYS_CALL_TABLE
 954                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 955                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 956                          linux_syscall_method=none
 957                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 958                             linux_syscall_method=scan
 959                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 960                                linux_syscall_method=scan_with_kallsyms_address
 961                             fi
 962                          fi
 963                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 964                             linux_syscall_method=kallsyms_symbol
 965                          fi
 966                          if test "x$linux_syscall_method" = "xnone"; then
 967                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 968                             linux_syscall_method=scan
 969                          fi
 970                    fi
 971                  fi
 972                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 973                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 974                  fi
 975                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
 976                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
 977                  fi
 978                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 979                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 980                  fi
 981                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
 982                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
 983                  fi
 984                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
 985                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
 986                  fi
 987                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
 988                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
 989                  fi
 990                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
 991                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
 992                  fi
 993                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
 994                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
 995                  fi
 996                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
 997                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
 998                  fi
 999                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1000                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1001                  fi
1002                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1003                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1004                  fi
1005                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1006                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1007                  fi
1008                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1009                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1010                  fi
1011                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1012                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1013                  fi
1014                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1015                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1016                  fi
1017                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1018                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1019                  fi
1020                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1021                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1022                  fi
1023                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1024                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1025                  fi
1026                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1027                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1028                  fi
1029                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1030                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1031                  fi
1032                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
1033                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1034                  fi
1035                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
1036                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1037                  fi
1038                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
1039                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1040                  fi
1041                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1042                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1043                  fi
1044                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1045                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1046                  fi
1047                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1048                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1049                  fi
1050                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1051                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1052                  fi
1053                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1054                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1055                  fi
1056                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1057                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1058                  fi
1059                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1060                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1061                  fi
1062                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1063                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1064                  fi
1065                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1066                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1067                  fi
1068                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1069                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1070                  fi
1071                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1072                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1073                  fi
1074                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1075                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1076                  fi
1077                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1078                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1079                  fi
1080                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1081                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1082                  fi
1083                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1084                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1085                  fi
1086                  if test "x$ac_linux_syscall" = "xyes" ; then
1087                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1088                  fi
1089                  if test "x$ac_linux_seq_file" = "xyes" ; then
1090                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1091                  fi
1092                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1093                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1094                  fi
1095                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1096                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1097                  fi
1098                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1099                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1100                  fi
1101                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1102                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1103                  fi
1104                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1105                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1106                  fi
1107                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1108                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1109                  fi
1110                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1111                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1112                  fi
1113                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1114                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1115                  fi
1116                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1117                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1118                  fi
1119                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1120                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1121                  fi
1122                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1123                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1124                  fi
1125                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1126                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1127                  fi
1128                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1129                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1130                  fi
1131                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1132                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1133                  fi
1134                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1135                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1136                  fi
1137                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1138                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1139                  fi
1140                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1141                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1142                  fi
1143                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1144                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1145                  fi
1146                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1147                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1148                  fi
1149                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1150                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1151                  fi
1152                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1153                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1154                  fi
1155                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1156                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1157                  fi
1158                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1159                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1160                  fi
1161                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1162                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1163                  fi
1164                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1165                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1166                  fi
1167                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1168                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1169                  fi
1170                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1171                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1172                  fi
1173                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1174                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1175                  fi
1176                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1177                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1178                  fi
1179                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1180                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1181                  fi
1182                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1183                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1184                  fi
1185                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1186                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1187                  fi
1188                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1189                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1190                  fi
1191                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1192                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1193                  fi
1194                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1195                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1196                  else
1197                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1198                  fi
1199                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1200                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1201                  fi
1202                 :
1203                 fi
1204 esac
1205
1206 case $AFS_SYSNAME in
1207         *_darwin*)
1208                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1209                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1210                 dnl the test below fails on darwin, even if the CPPFLAGS below
1211                 dnl are added. the headers from Kernel.framework must be used
1212                 dnl when KERNEL is defined.
1213
1214                 dnl really, such a thing isn't guaranteed to work on any
1215                 dnl platform until the kernel cflags from MakefileProto are
1216                 dnl known to configure
1217                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1218                 ;;
1219         *)
1220 AC_MSG_CHECKING(for definition of struct buf)
1221 dnl save_CPPFLAGS="$CPPFLAGS"
1222 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1223 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1224         ac_cv_have_struct_buf=no
1225         AC_TRY_COMPILE(
1226                 [#include <sys/buf.h>],
1227                 [struct buf x;
1228                 printf("%d\n", sizeof(x));],
1229                 ac_cv_have_struct_buf=yes,)
1230         ]
1231 )
1232 dnl CPPFLAGS="$save_CPPFLAGS"
1233 AC_MSG_RESULT($ac_cv_have_struct_buf)
1234 if test "$ac_cv_have_struct_buf" = yes; then
1235         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1236 fi
1237 ;;
1238 esac
1239
1240
1241 AC_CACHE_VAL(ac_cv_sockaddr_len,
1242 [
1243 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1244 AC_TRY_COMPILE( [#include <sys/types.h>
1245 #include <sys/socket.h>],
1246 [struct sockaddr *a;
1247 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1248 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1249 if test "$ac_cv_sockaddr_len" = "yes"; then
1250    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1251 fi
1252 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1253         echo Skipping library tests because they confuse Irix.
1254 else
1255   AC_CHECK_FUNCS(socket)
1256
1257   if test "$ac_cv_func_socket" = no; then
1258     for lib in socket inet; do
1259         if test "$HAVE_SOCKET" != 1; then
1260                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1261         fi
1262     done
1263   fi
1264
1265   AC_CHECK_FUNCS(connect)
1266
1267   if test "$ac_cv_func_connect" = no; then
1268     for lib in nsl; do
1269         if test "$HAVE_CONNECT" != 1; then
1270                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1271         fi
1272     done
1273   fi
1274
1275   AC_CHECK_FUNCS(gethostbyname)
1276   if test "$ac_cv_func_gethostbyname" = no; then
1277         for lib in dns nsl resolv; do
1278           if test "$HAVE_GETHOSTBYNAME" != 1; then
1279             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1280           fi
1281         done
1282   fi
1283
1284   dnl darwin wants it, aix hates it
1285   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1286   AC_TRY_COMPILE([
1287   #include <stdlib.h>
1288   #include <stdio.h>
1289   #include <sys/types.h>
1290   #include <sys/socket.h>
1291   #include <netinet/in.h>
1292   #include <arpa/inet.h>
1293   #include <arpa/nameser.h>
1294   #include <arpa/nameser_compat.h>
1295   #include <resolv.h>
1296   ], [static int i; i = 0;],
1297   [AC_MSG_RESULT(yes)
1298    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1299   [AC_MSG_RESULT(no)
1300    ])
1301
1302   openafs_save_libs="$LIBS"
1303   AC_MSG_CHECKING([for res_search])
1304   AC_FUNC_RES_SEARCH
1305
1306   if test "$ac_cv_func_res_search" = no; then
1307       for lib in dns nsl resolv; do
1308         if test "$ac_cv_func_res_search" != yes; then
1309           LIBS="-l$lib $LIBS"
1310           AC_FUNC_RES_SEARCH
1311           LIBS="$openafs_save_libs"
1312         fi
1313       done
1314       if test "$ac_cv_func_res_search" = yes; then
1315         LIB_res_search="-l$lib"
1316         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1317         AC_MSG_RESULT([yes, in lib$lib])
1318       else
1319         AC_MSG_RESULT(no)
1320       fi
1321   else
1322     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1323     AC_MSG_RESULT(yes)
1324   fi
1325
1326 fi
1327
1328 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1329 [
1330 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1331 AC_TRY_COMPILE( [#include <sys/types.h>
1332 #include <sys/socket.h>
1333 #include <netinet/in.h>],
1334 [int on=1;
1335 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1336 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1337 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1338    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1339 fi
1340
1341 PTHREAD_LIBS=error
1342 if test "x$MKAFS_OSTYPE" = OBSD; then
1343         PTHREAD_LIBS="-pthread"
1344 fi
1345 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1346         PTHREAD_LIBS="-pthread"
1347 fi
1348 if test "x$PTHREAD_LIBS" = xerror; then
1349         AC_CHECK_LIB(pthread, pthread_attr_init,
1350                 PTHREAD_LIBS="-lpthread")
1351 fi
1352 if test "x$PTHREAD_LIBS" = xerror; then
1353         AC_CHECK_LIB(pthreads, pthread_attr_init,
1354                 PTHREAD_LIBS="-lpthreads")
1355 fi
1356 if test "x$PTHREAD_LIBS" = xerror; then
1357         AC_CHECK_LIB(c_r, pthread_attr_init,
1358                 PTHREAD_LIBS="-lc_r")
1359 fi
1360 if test "x$PTHREAD_LIBS" = xerror; then
1361         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1362 fi
1363 if test "x$PTHREAD_LIBS" = xerror; then
1364         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1365         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1366                 PTHREAD_LIBS="-lpthread")
1367 fi
1368 if test "x$PTHREAD_LIBS" = xerror; then
1369         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1370 fi
1371 AC_SUBST(PTHREAD_LIBS)
1372
1373 HOST_CPU="$host_cpu"
1374
1375 if test "x$with_bsd_kernel_headers" != "x"; then
1376         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1377 else
1378         BSD_KERNEL_PATH="/usr/src/sys"
1379 fi
1380
1381 if test "x$with_bsd_kernel_build" != "x"; then
1382         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1383 else
1384         case $AFS_SYSNAME in
1385                 *_fbsd_4?)
1386                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1387                         ;;
1388                 *_fbsd_*)
1389                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1390                         ;;
1391         esac
1392 fi
1393
1394 # Fast restart
1395 if test "$enable_supergroups" = "yes"; then
1396         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1397 fi
1398
1399 if test "$enable_fast_restart" = "yes"; then
1400         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1401 fi
1402
1403 if test "$enable_bitmap_later" = "yes"; then
1404         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1405 fi
1406
1407 if test "$enable_demand_attach_fs" = "yes"; then
1408         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1409         DEMAND_ATTACH="yes"
1410 else
1411         DEMAND_ATTACH="no"
1412 fi
1413 AC_SUBST(DEMAND_ATTACH)
1414
1415 if test "$enable_disconnected" = "yes"; then
1416         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1417 fi
1418
1419 if test "$enable_unix_sockets" = "yes"; then
1420         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1421         USE_UNIX_SOCKETS="yes"
1422 else
1423         USE_UNIX_SOCKETS="no"
1424 fi
1425 AC_SUBST(USE_UNIX_SOCKETS)
1426
1427 if test "$enable_fast_restart" = "yes" &&
1428    test "$enable_demand_attach_fs" = "yes" ; then
1429         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.])
1430         exit 1
1431 fi
1432
1433 if test "$enable_full_vos_listvol_switch" = "yes"; then
1434         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1435 fi
1436
1437 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1438    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1439         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1440    fi
1441 fi
1442
1443 if test "$enable_bos_restricted_mode" = "yes"; then
1444         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1445 fi
1446
1447 if test "$enable_bos_new_config" = "yes"; then
1448         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1449 fi
1450
1451 if test "$enable_largefile_fileserver" = "yes"; then
1452         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1453 fi
1454
1455 if test "$enable_cache_bypass" = "yes"; then
1456         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1457 fi
1458
1459 if test "$enable_namei_fileserver" = "yes"; then
1460         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1461 else
1462         if test "$enable_namei_fileserver" = "default"; then
1463                 case $host in
1464                         *-solaris2.10*)
1465                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1466                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1467                                 ;;
1468                         *-solaris2.11*)
1469                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1470                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1471                                 ;;
1472                         *)
1473                                 ;;
1474                 esac
1475         fi
1476 fi
1477
1478 if test "$enable_afsdb" = "yes"; then
1479         LIB_AFSDB="$LIB_res_search"
1480         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1481 fi
1482
1483 dnl check for tivoli
1484 AC_MSG_CHECKING(for tivoli tsm butc support)
1485 XBSA_CFLAGS=""
1486 if test "$enable_tivoli_tsm" = "yes"; then
1487         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1488         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1489         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1490         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1491
1492         if test -r "$XBSADIR3/dsmapifp.h"; then
1493                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1494                 XBSA_XLIBS="-ldl"
1495                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1496         elif test -r "$XBSADIR4/dsmapifp.h"; then
1497                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1498                 XBSA_XLIBS="-ldl"
1499                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1500         elif test -r "$XBSADIR1/xbsa.h"; then
1501                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1502                 XBSA_XLIBS=""
1503                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1504         elif test -r "$XBSADIR2/xbsa.h"; then
1505                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1506                 XBSA_XLIBS=""
1507                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1508         else
1509                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1510         fi
1511 else
1512         AC_MSG_RESULT([no])
1513 fi
1514 AC_SUBST(XBSA_CFLAGS)
1515 AC_SUBST(XBSA_XLIBS)
1516
1517 dnl checks for header files.
1518 AC_HEADER_STDC
1519 AC_HEADER_SYS_WAIT
1520 AC_HEADER_DIRENT
1521 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1522 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1523 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1524 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1525 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1526 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h)
1527 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1528
1529 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1530 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1531         case $AFS_SYSNAME in
1532         sgi_*)
1533                 HAVE_PAM="no"
1534                 ;;
1535         *)
1536                 HAVE_PAM="yes"
1537                 ;;
1538         esac
1539 else
1540         HAVE_PAM="no"
1541 fi
1542 AC_SUBST(HAVE_PAM)
1543
1544 if test "$enable_login" = yes; then
1545         BUILD_LOGIN="yes"
1546 else
1547         BUILD_LOGIN="no"
1548 fi
1549 AC_SUBST(BUILD_LOGIN)
1550
1551 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1552 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1553 AC_CHECK_FUNCS(setvbuf vsyslog)
1554 AC_FUNC_SETVBUF_REVERSED
1555 AC_CHECK_FUNCS(regcomp regexec regerror)
1556 AC_MSG_CHECKING([for POSIX regex library])
1557 if test "$ac_cv_header_regex_h" = "yes" && \
1558         test "$ac_cv_func_regcomp" = "yes" && \
1559         test "$ac_cv_func_regexec" = "yes" && \
1560         test "$ac_cv_func_regerror" = "yes"; then
1561     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1562     AC_MSG_RESULT(yes)
1563 else
1564     AC_MSG_RESULT(no)
1565 fi
1566
1567 AC_TYPE_SOCKLEN_T
1568 AC_TYPE_SIGNAL
1569 AC_CHECK_TYPE(ssize_t, int)
1570 AC_CHECK_TYPES(sig_t, , ,
1571   [#include <sys/types.h>
1572    #include <signal.h> ])
1573 AH_BOTTOM(
1574 [#ifndef HAVE_SIG_T
1575 #ifndef SIG_T_DEFINED
1576 #define SIG_T_DEFINED
1577 typedef RETSIGTYPE (*sig_t) ();
1578 #endif
1579 #endif])
1580 AC_CHECK_TYPE([sig_atomic_t], ,
1581     [AC_DEFINE([sig_atomic_t], [int],
1582         [Define to int if <signal.h> does not define.])],
1583 [#include <sys/types.h>
1584 #include <signal.h>])
1585 AC_SIZEOF_TYPE(long)
1586
1587 AC_CHECK_FUNCS(timegm)
1588 AC_CHECK_FUNCS(daemon)
1589
1590 dnl Directory PATH handling
1591 if test "x$enable_transarc_paths" = "xyes"  ; then
1592     afsconfdir=${afsconfdir=/usr/afs/etc}
1593     viceetcdir=${viceetcdir=/usr/vice/etc}
1594     afskerneldir=${afskerneldir=${viceetcdir}}
1595     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1596     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1597     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1598     afsdbdir=${afsdbdir=/usr/afs/db}
1599     afslogsdir=${afslogsdir=/usr/afs/logs}
1600     afslocaldir=${afslocaldir=/usr/afs/local}
1601     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1602     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1603 else
1604     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1605     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1606     afskerneldir=${afskerneldir='${libdir}/openafs'}
1607     afssrvbindir=${afssrvbindir='${bindir}'}
1608     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1609     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1610     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1611     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1612     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1613     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1614     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1615 fi
1616 AC_SUBST(afsconfdir)
1617 AC_SUBST(viceetcdir)
1618 AC_SUBST(afskerneldir)
1619 AC_SUBST(afssrvbindir)
1620 AC_SUBST(afssrvsbindir)
1621 AC_SUBST(afssrvlibexecdir)
1622 AC_SUBST(afsdbdir)
1623 AC_SUBST(afslogsdir)
1624 AC_SUBST(afslocaldir)
1625 AC_SUBST(afsbackupdir)
1626 AC_SUBST(afsbosconfigdir)
1627
1628 if test "x$enable_kernel_module" = "xyes"; then
1629 ENABLE_KERNEL_MODULE=libafs
1630 fi
1631
1632 if test "x$enable_pthreaded_ubik" = "xyes"; then
1633 ENABLE_PTHREADED_UBIK=yes
1634 fi
1635
1636 AC_SUBST(AFS_SYSNAME)
1637 AC_SUBST(AFS_PARAM_COMMON)
1638 AC_SUBST(ENABLE_KERNEL_MODULE)
1639 AC_SUBST(ENABLE_PTHREADED_UBIK)
1640 AC_SUBST(LIB_AFSDB)
1641 AC_SUBST(LINUX_KERNEL_PATH)
1642 AC_SUBST(LINUX_KERNEL_BUILD)
1643 AC_SUBST(HOST_CPU)
1644 AC_SUBST(BSD_KERNEL_PATH)
1645 AC_SUBST(BSD_KERNEL_BUILD)
1646 AC_SUBST(LINUX_VERSION)
1647 AC_SUBST(MKAFS_OSTYPE)
1648 AC_SUBST(TOP_OBJDIR)
1649 AC_SUBST(TOP_SRCDIR)
1650 AC_SUBST(TOP_INCDIR)
1651 AC_SUBST(TOP_LIBDIR)
1652 AC_SUBST(DEST)
1653 AC_SUBST(DARWIN_INFOFILE)
1654 AC_SUBST(IRIX_BUILD_IP35)
1655
1656 OPENAFS_OSCONF
1657 OPENAFS_KRB5CONF
1658
1659 TOP_SRCDIR="${srcdir}/src"
1660 dnl
1661 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1662 dnl
1663 case $TOP_SRCDIR in
1664         /*)
1665                 ;;
1666         *)
1667                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1668                 ;;
1669 esac
1670
1671 TOP_OBJDIR="${SRCDIR_PARENT}"
1672 TOP_INCDIR="${SRCDIR_PARENT}/include"
1673 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1674 if test "${DEST}x" = "x"; then
1675         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1676 fi
1677
1678 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1679 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1680 AC_SUBST(HELPER_SPLINT)
1681 AC_SUBST(HELPER_SPLINTCFG)
1682
1683 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1684
1685 ])