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_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
 844                  LINUX_HAVE_KMEM_CACHE_T
 845                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 846                  LINUX_D_PATH_TAKES_STRUCT_PATH
 847                  LINUX_NEW_EXPORT_OPS
 848                  LINUX_CONFIG_H_EXISTS
 849                  LINUX_COMPLETION_H_EXISTS
 850                  LINUX_SEMAPHORE_H_EXISTS
 851                  LINUX_EXPORTFS_H_EXISTS
 852                  LINUX_DEFINES_FOR_EACH_PROCESS
 853                  LINUX_DEFINES_PREV_TASK
 854                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 855                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 856                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 857                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 858                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 859                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 860                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 861                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 862                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 863                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 864                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 865                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 866                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 867                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 868                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 869                  LINUX_INODE_SETATTR_RETURN_TYPE
 870                  LINUX_WRITE_INODE_RETURN_TYPE
 871                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 872                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 873                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 874                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 875                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 876                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 877                  LINUX_AOP_WRITEBACK_CONTROL
 878                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 879                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 880                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 881                  LINUX_KERNEL_LINUX_SYSCALL_H
 882                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 883                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 884                  LINUX_KERNEL_SELINUX
 885                  LINUX_KERNEL_SOCK_CREATE
 886                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 887                  LINUX_KERNEL_HLIST_UNHASHED
 888                  LINUX_KEY_TYPE_H_EXISTS
 889                  LINUX_NEED_RHCONFIG
 890                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 891                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 892                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 893                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 894                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 895                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 896                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 897                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 898                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 899                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 900                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 901                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 902                  LINUX_EXPORTS_TASKLIST_LOCK
 903                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 904                  LINUX_STATFS_TAKES_DENTRY
 905                  LINUX_FREEZER_H_EXISTS
 906                  LINUX_HAVE_SVC_ADDR_IN
 907                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 908                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 909                  fi
 910                  LINUX_REFRIGERATOR
 911                  LINUX_LINUX_KEYRING_SUPPORT
 912                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 913                  LINUX_KEY_ALLOC_NEEDS_CRED
 914                  LINUX_DO_SYNC_READ
 915                  LINUX_GENERIC_FILE_AIO_READ
 916                  LINUX_INIT_WORK_HAS_DATA
 917                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 918                  LINUX_SYSCTL_TABLE_CHECKING
 919                  LINUX_HAVE_IGET
 920                  LINUX_HAVE_I_SIZE_READ
 921                  LINUX_HAVE_D_ALLOC_ANON
 922                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
 923                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
 924                  fi
 925                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 926                  LINUX_EXPORTS_INIT_MM
 927                  LINUX_EXPORTS_SYS_CHDIR
 928                  LINUX_EXPORTS_SYS_CLOSE
 929                  LINUX_EXPORTS_SYS_OPEN
 930                  LINUX_EXPORTS_SYS_WAIT4
 931                  LINUX_EXPORTS_RCU_READ_LOCK
 932                  if test "x$with_linux_kernel_packaging" = "xno" ; then
 933                    LINUX_WHICH_MODULES
 934                  else
 935                    AC_SUBST(MPS,'SP')
 936                  fi
 937                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 938                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 939                    ac_cv_linux_exports_sys_call_table=no
 940                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 941                      ac_cv_linux_exports_ia32_sys_call_table=yes
 942                    fi
 943                  else
 944                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 945                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 946                    LINUX_EXPORTS_SYS_CALL_TABLE
 947                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 948                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 949                          linux_syscall_method=none
 950                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 951                             linux_syscall_method=scan
 952                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 953                                linux_syscall_method=scan_with_kallsyms_address
 954                             fi
 955                          fi
 956                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 957                             linux_syscall_method=kallsyms_symbol
 958                          fi
 959                          if test "x$linux_syscall_method" = "xnone"; then
 960                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 961                             linux_syscall_method=scan
 962                          fi
 963                    fi
 964                  fi
 965                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 966                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 967                  fi
 968                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
 969                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
 970                  fi
 971                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 972                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 973                  fi
 974                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
 975                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
 976                  fi
 977                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
 978                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
 979                  fi
 980                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
 981                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
 982                  fi
 983                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
 984                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
 985                  fi
 986                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
 987                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
 988                  fi
 989                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
 990                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
 991                  fi
 992                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 993                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
 994                  fi
 995                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 996                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
 997                  fi
 998                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
 999                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1000                  fi
1001                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1002                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1003                  fi
1004                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1005                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1006                  fi
1007                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1008                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1009                  fi
1010                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1011                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1012                  fi
1013                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1014                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1015                  fi
1016                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1017                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1018                  fi
1019                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1020                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1021                  fi
1022                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1023                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1024                  fi
1025                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
1026                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1027                  fi
1028                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
1029                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1030                  fi
1031                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
1032                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1033                  fi
1034                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1035                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1036                  fi
1037                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1038                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1039                  fi
1040                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1041                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1042                  fi
1043                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1044                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1045                  fi
1046                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1047                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1048                  fi
1049                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1050                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1051                  fi
1052                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1053                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1054                  fi
1055                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1056                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1057                  fi
1058                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1059                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1060                  fi
1061                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1062                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1063                  fi
1064                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1065                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1066                  fi
1067                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1068                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1069                  fi
1070                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1071                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1072                  fi
1073                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1074                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1075                  fi
1076                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1077                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1078                  fi
1079                  if test "x$ac_linux_syscall" = "xyes" ; then
1080                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1081                  fi
1082                  if test "x$ac_linux_seq_file" = "xyes" ; then
1083                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1084                  fi
1085                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1086                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1087                  fi
1088                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1089                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1090                  fi
1091                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1092                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1093                  fi
1094                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1095                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1096                  fi
1097                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1098                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1099                  fi
1100                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1101                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1102                  fi
1103                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1104                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1105                  fi
1106                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1107                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1108                  fi
1109                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1110                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1111                  fi
1112                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1113                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1114                  fi
1115                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1116                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1117                  fi
1118                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1119                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1120                  fi
1121                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1122                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1123                  fi
1124                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1125                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1126                  fi
1127                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1128                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1129                  fi
1130                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1131                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1132                  fi
1133                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1134                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1135                  fi
1136                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1137                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1138                  fi
1139                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1140                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1141                  fi
1142                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1143                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1144                  fi
1145                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1146                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1147                  fi
1148                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1149                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1150                  fi
1151                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1152                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1153                  fi
1154                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1155                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1156                  fi
1157                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1158                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1159                  fi
1160                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1161                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1162                  fi
1163                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1164                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1165                  fi
1166                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1167                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1168                  fi
1169                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1170                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1171                  fi
1172                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1173                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1174                  fi
1175                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1176                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1177                  fi
1178                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1179                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1180                  fi
1181                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1182                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1183                  fi
1184                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1185                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1186                  fi
1187                  if test "$enable_linux_fh" = "yes"; then
1188                   AC_DEFINE(LINUX_USE_FH, 1, [define if you want to open cache files by file handle instead of inode numbers])
1189                  fi
1190                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1191                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1192                  else
1193                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1194                  fi
1195                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1196                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1197                  fi
1198                 :
1199                 fi
1200 esac
1201
1202 case $AFS_SYSNAME in
1203         *_darwin*)
1204                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1205                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1206                 dnl the test below fails on darwin, even if the CPPFLAGS below
1207                 dnl are added. the headers from Kernel.framework must be used
1208                 dnl when KERNEL is defined.
1209
1210                 dnl really, such a thing isn't guaranteed to work on any
1211                 dnl platform until the kernel cflags from MakefileProto are
1212                 dnl known to configure
1213                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1214                 ;;
1215         *)
1216 AC_MSG_CHECKING(for definition of struct buf)
1217 dnl save_CPPFLAGS="$CPPFLAGS"
1218 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1219 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1220         ac_cv_have_struct_buf=no
1221         AC_TRY_COMPILE(
1222                 [#include <sys/buf.h>],
1223                 [struct buf x;
1224                 printf("%d\n", sizeof(x));],
1225                 ac_cv_have_struct_buf=yes,)
1226         ]
1227 )
1228 dnl CPPFLAGS="$save_CPPFLAGS"
1229 AC_MSG_RESULT($ac_cv_have_struct_buf)
1230 if test "$ac_cv_have_struct_buf" = yes; then
1231         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1232 fi
1233 ;;
1234 esac
1235
1236
1237 AC_CACHE_VAL(ac_cv_sockaddr_len,
1238 [
1239 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1240 AC_TRY_COMPILE( [#include <sys/types.h>
1241 #include <sys/socket.h>],
1242 [struct sockaddr *a;
1243 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1244 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1245 if test "$ac_cv_sockaddr_len" = "yes"; then
1246    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1247 fi
1248 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1249         echo Skipping library tests because they confuse Irix.
1250 else
1251   AC_CHECK_FUNCS(socket)
1252
1253   if test "$ac_cv_func_socket" = no; then
1254     for lib in socket inet; do
1255         if test "$HAVE_SOCKET" != 1; then
1256                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1257         fi
1258     done
1259   fi
1260
1261   AC_CHECK_FUNCS(connect)
1262
1263   if test "$ac_cv_func_connect" = no; then
1264     for lib in nsl; do
1265         if test "$HAVE_CONNECT" != 1; then
1266                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1267         fi
1268     done
1269   fi
1270
1271   AC_CHECK_FUNCS(gethostbyname)
1272   if test "$ac_cv_func_gethostbyname" = no; then
1273         for lib in dns nsl resolv; do
1274           if test "$HAVE_GETHOSTBYNAME" != 1; then
1275             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1276           fi
1277         done
1278   fi
1279
1280   dnl darwin wants it, aix hates it
1281   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1282   AC_TRY_COMPILE([
1283   #include <stdlib.h>
1284   #include <stdio.h>
1285   #include <sys/types.h>
1286   #include <sys/socket.h>
1287   #include <netinet/in.h>
1288   #include <arpa/inet.h>
1289   #include <arpa/nameser.h>
1290   #include <arpa/nameser_compat.h>
1291   #include <resolv.h>
1292   ], [static int i; i = 0;],
1293   [AC_MSG_RESULT(yes)
1294    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1295   [AC_MSG_RESULT(no)
1296    ])
1297
1298   openafs_save_libs="$LIBS"
1299   AC_MSG_CHECKING([for res_search])
1300   AC_FUNC_RES_SEARCH
1301
1302   if test "$ac_cv_func_res_search" = no; then
1303       for lib in dns nsl resolv; do
1304         if test "$ac_cv_func_res_search" != yes; then
1305           LIBS="-l$lib $LIBS"
1306           AC_FUNC_RES_SEARCH
1307           LIBS="$openafs_save_libs"
1308         fi
1309       done
1310       if test "$ac_cv_func_res_search" = yes; then
1311         LIB_res_search="-l$lib"
1312         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1313         AC_MSG_RESULT([yes, in lib$lib])
1314       else
1315         AC_MSG_RESULT(no)
1316       fi
1317   else
1318     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1319     AC_MSG_RESULT(yes)
1320   fi
1321
1322 fi
1323
1324 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1325 [
1326 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1327 AC_TRY_COMPILE( [#include <sys/types.h>
1328 #include <sys/socket.h>
1329 #include <netinet/in.h>],
1330 [int on=1;
1331 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1332 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1333 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1334    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1335 fi
1336
1337 PTHREAD_LIBS=error
1338 if test "x$MKAFS_OSTYPE" = OBSD; then
1339         PTHREAD_LIBS="-pthread"
1340 fi
1341 if test "x$PTHREAD_LIBS" = xerror; then
1342         AC_CHECK_LIB(pthread, pthread_attr_init,
1343                 PTHREAD_LIBS="-lpthread")
1344 fi
1345 if test "x$PTHREAD_LIBS" = xerror; then
1346         AC_CHECK_LIB(pthreads, pthread_attr_init,
1347                 PTHREAD_LIBS="-lpthreads")
1348 fi
1349 if test "x$PTHREAD_LIBS" = xerror; then
1350         AC_CHECK_LIB(c_r, pthread_attr_init,
1351                 PTHREAD_LIBS="-lc_r")
1352 fi
1353 if test "x$PTHREAD_LIBS" = xerror; then
1354         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1355 fi
1356 if test "x$PTHREAD_LIBS" = xerror; then
1357         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1358         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1359                 PTHREAD_LIBS="-lpthread")
1360 fi
1361 if test "x$PTHREAD_LIBS" = xerror; then
1362         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1363 fi
1364 AC_SUBST(PTHREAD_LIBS)
1365
1366 HOST_CPU="$host_cpu"
1367
1368 if test "x$with_bsd_kernel_headers" != "x"; then
1369         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1370 else
1371         BSD_KERNEL_PATH="/usr/src/sys"
1372 fi
1373
1374 if test "x$with_bsd_kernel_build" != "x"; then
1375         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1376 else
1377         case $AFS_SYSNAME in
1378                 *_fbsd_4?)
1379                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1380                         ;;
1381                 *_fbsd_*)
1382                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1383                         ;;
1384         esac
1385 fi
1386
1387 # Fast restart
1388 if test "$enable_supergroups" = "yes"; then
1389         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1390 fi
1391
1392 if test "$enable_fast_restart" = "yes"; then
1393         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1394 fi
1395
1396 if test "$enable_bitmap_later" = "yes"; then
1397         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1398 fi
1399
1400 if test "$enable_demand_attach_fs" = "yes"; then
1401         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1402         DEMAND_ATTACH="yes"
1403 else
1404         DEMAND_ATTACH="no"
1405 fi
1406 AC_SUBST(DEMAND_ATTACH)
1407
1408 if test "$enable_disconnected" = "yes"; then
1409         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1410 fi
1411
1412 if test "$enable_unix_sockets" = "yes"; then
1413         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1414         USE_UNIX_SOCKETS="yes"
1415 else
1416         USE_UNIX_SOCKETS="no"
1417 fi
1418 AC_SUBST(USE_UNIX_SOCKETS)
1419
1420 if test "$enable_fast_restart" = "yes" &&
1421    test "$enable_demand_attach_fs" = "yes" ; then
1422         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.])
1423         exit 1
1424 fi
1425
1426 if test "$enable_full_vos_listvol_switch" = "yes"; then
1427         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1428 fi
1429
1430 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1431    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1432         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1433    fi
1434 fi
1435
1436 if test "$enable_bos_restricted_mode" = "yes"; then
1437         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1438 fi
1439
1440 if test "$enable_bos_new_config" = "yes"; then
1441         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1442 fi
1443
1444 if test "$enable_largefile_fileserver" = "yes"; then
1445         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1446 fi
1447
1448 if test "$enable_cache_bypass" = "yes"; then
1449         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1450 fi
1451
1452 if test "$enable_namei_fileserver" = "yes"; then
1453         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1454 else
1455         if test "$enable_namei_fileserver" = "default"; then
1456                 case $host in
1457                         *-solaris2.10*)
1458                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1459                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1460                                 ;;
1461                         *-solaris2.11*)
1462                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1463                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1464                                 ;;
1465                         *)
1466                                 ;;
1467                 esac
1468         fi
1469 fi
1470
1471 if test "$enable_afsdb" = "yes"; then
1472         LIB_AFSDB="$LIB_res_search"
1473         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1474 fi
1475
1476 dnl check for tivoli
1477 AC_MSG_CHECKING(for tivoli tsm butc support)
1478 XBSA_CFLAGS=""
1479 if test "$enable_tivoli_tsm" = "yes"; then
1480         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1481         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1482         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1483         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1484
1485         if test -r "$XBSADIR3/dsmapifp.h"; then
1486                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1487                 XBSA_XLIBS="-ldl"
1488                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1489         elif test -r "$XBSADIR4/dsmapifp.h"; then
1490                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1491                 XBSA_XLIBS="-ldl"
1492                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1493         elif test -r "$XBSADIR1/xbsa.h"; then
1494                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1495                 XBSA_XLIBS=""
1496                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1497         elif test -r "$XBSADIR2/xbsa.h"; then
1498                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1499                 XBSA_XLIBS=""
1500                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1501         else
1502                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1503         fi
1504 else
1505         AC_MSG_RESULT([no])
1506 fi
1507 AC_SUBST(XBSA_CFLAGS)
1508 AC_SUBST(XBSA_XLIBS)
1509
1510 dnl checks for header files.
1511 AC_HEADER_STDC
1512 AC_HEADER_SYS_WAIT
1513 AC_HEADER_DIRENT
1514 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1515 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1516 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1517 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1518 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1519 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h)
1520 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1521
1522 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1523 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1524         case $AFS_SYSNAME in
1525         sgi_*)
1526                 HAVE_PAM="no"
1527                 ;;
1528         *)
1529                 HAVE_PAM="yes"
1530                 ;;
1531         esac
1532 else
1533         HAVE_PAM="no"
1534 fi
1535 AC_SUBST(HAVE_PAM)
1536
1537 if test "$enable_login" = yes; then
1538         BUILD_LOGIN="yes"
1539 else
1540         BUILD_LOGIN="no"
1541 fi
1542 AC_SUBST(BUILD_LOGIN)
1543
1544 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1545 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1546 AC_CHECK_FUNCS(setvbuf vsyslog)
1547 AC_FUNC_SETVBUF_REVERSED
1548 AC_CHECK_FUNCS(regcomp regexec regerror)
1549 AC_MSG_CHECKING([for POSIX regex library])
1550 if test "$ac_cv_header_regex_h" = "yes" && \
1551         test "$ac_cv_func_regcomp" = "yes" && \
1552         test "$ac_cv_func_regexec" = "yes" && \
1553         test "$ac_cv_func_regerror" = "yes"; then
1554     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1555     AC_MSG_RESULT(yes)
1556 else
1557     AC_MSG_RESULT(no)
1558 fi
1559
1560 AC_TYPE_SOCKLEN_T
1561 AC_TYPE_SIGNAL
1562 AC_CHECK_TYPE(ssize_t, int)
1563 AC_CHECK_TYPES(sig_t, , ,
1564   [#include <sys/types.h>
1565    #include <signal.h> ])
1566 AH_BOTTOM(
1567 [#ifndef HAVE_SIG_T
1568 #ifndef SIG_T_DEFINED
1569 #define SIG_T_DEFINED
1570 typedef RETSIGTYPE (*sig_t) ();
1571 #endif
1572 #endif])
1573 AC_CHECK_TYPE([sig_atomic_t], ,
1574     [AC_DEFINE([sig_atomic_t], [int],
1575         [Define to int if <signal.h> does not define.])],
1576 [#include <sys/types.h>
1577 #include <signal.h>])
1578 AC_SIZEOF_TYPE(long)
1579
1580 AC_CHECK_FUNCS(timegm)
1581 AC_CHECK_FUNCS(daemon)
1582
1583 dnl Directory PATH handling
1584 if test "x$enable_transarc_paths" = "xyes"  ; then
1585     afsconfdir=${afsconfdir=/usr/afs/etc}
1586     viceetcdir=${viceetcdir=/usr/vice/etc}
1587     afskerneldir=${afskerneldir=${viceetcdir}}
1588     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1589     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1590     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1591     afsdbdir=${afsdbdir=/usr/afs/db}
1592     afslogsdir=${afslogsdir=/usr/afs/logs}
1593     afslocaldir=${afslocaldir=/usr/afs/local}
1594     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1595     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1596 else
1597     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1598     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1599     afskerneldir=${afskerneldir='${libdir}/openafs'}
1600     afssrvbindir=${afssrvbindir='${bindir}'}
1601     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1602     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1603     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1604     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1605     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1606     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1607     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1608 fi
1609 AC_SUBST(afsconfdir)
1610 AC_SUBST(viceetcdir)
1611 AC_SUBST(afskerneldir)
1612 AC_SUBST(afssrvbindir)
1613 AC_SUBST(afssrvsbindir)
1614 AC_SUBST(afssrvlibexecdir)
1615 AC_SUBST(afsdbdir)
1616 AC_SUBST(afslogsdir)
1617 AC_SUBST(afslocaldir)
1618 AC_SUBST(afsbackupdir)
1619 AC_SUBST(afsbosconfigdir)
1620
1621 if test "x$enable_kernel_module" = "xyes"; then
1622 ENABLE_KERNEL_MODULE=libafs
1623 fi
1624
1625 if test "x$enable_pthreaded_ubik" = "xyes"; then
1626 ENABLE_PTHREADED_UBIK=yes
1627 fi
1628
1629 AC_SUBST(AFS_SYSNAME)
1630 AC_SUBST(AFS_PARAM_COMMON)
1631 AC_SUBST(ENABLE_KERNEL_MODULE)
1632 AC_SUBST(ENABLE_PTHREADED_UBIK)
1633 AC_SUBST(LIB_AFSDB)
1634 AC_SUBST(LINUX_KERNEL_PATH)
1635 AC_SUBST(LINUX_KERNEL_BUILD)
1636 AC_SUBST(HOST_CPU)
1637 AC_SUBST(BSD_KERNEL_PATH)
1638 AC_SUBST(BSD_KERNEL_BUILD)
1639 AC_SUBST(LINUX_VERSION)
1640 AC_SUBST(MKAFS_OSTYPE)
1641 AC_SUBST(TOP_OBJDIR)
1642 AC_SUBST(TOP_SRCDIR)
1643 AC_SUBST(TOP_INCDIR)
1644 AC_SUBST(TOP_LIBDIR)
1645 AC_SUBST(DEST)
1646 AC_SUBST(DARWIN_INFOFILE)
1647 AC_SUBST(IRIX_BUILD_IP35)
1648
1649 OPENAFS_OSCONF
1650 OPENAFS_KRB5CONF
1651
1652 TOP_SRCDIR="${srcdir}/src"
1653 dnl
1654 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1655 dnl
1656 case $TOP_SRCDIR in
1657         /*)
1658                 ;;
1659         *)
1660                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1661                 ;;
1662 esac
1663
1664 TOP_OBJDIR="${SRCDIR_PARENT}"
1665 TOP_INCDIR="${SRCDIR_PARENT}/include"
1666 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1667 if test "${DEST}x" = "x"; then
1668         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1669 fi
1670
1671 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1672 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1673 AC_SUBST(HELPER_SPLINT)
1674 AC_SUBST(HELPER_SPLINTCFG)
1675
1676 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1677
1678 ])