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