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