acinclude.m4

   1 dnl This file contains the common configuration code which would
   2 dnl otherwise be duplicated between configure and configure-libafs.
   3 dnl
   4 dnl NB: Because this code is a macro, references to positional shell
   5 dnl parameters must be done like $[]1 instead of $1
   6
   7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
   8 AH_VERBATIM([RCSID],
   9 [#define RCSID(msg) \
  10 static /**/const char *const rcsid[] = { (char *)rcsid, "\100(#)" msg }
  11 #undef HAVE_CONNECT
  12 #undef HAVE_GETHOSTBYNAME
  13 #undef HAVE_RES_SEARCH
  14 #undef HAVE_SOCKET
  15 #undef STRUCT_SOCKADDR_HAS_SA_LEN
  16 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
  17 # if ENDIANESS_IN_SYS_PARAM_H
  18 #  ifndef KERNEL
  19 #   include <sys/types.h>
  20 #   include <sys/param.h>
  21 #   if BYTE_ORDER == BIG_ENDIAN
  22 #   define WORDS_BIGENDIAN 1
  23 #   endif
  24 #  else
  25 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
  26 #    define WORDS_BIGENDIAN 1
  27 #   else
  28 #    undef WORDS_BIGENDIAN
  29 #   endif
  30 #  endif
  31 # else
  32 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
  33 #   define WORDS_BIGENDIAN 1
  34 #  else
  35 #   undef WORDS_BIGENDIAN
  36 #  endif
  37 # endif
  38 #else
  39 # if defined(__BIG_ENDIAN__)
  40 #  define WORDS_BIGENDIAN 1
  41 # else
  42 #  undef WORDS_BIGENDIAN
  43 # endif
  44 #endif])
  45
  46 #undef AFS_AFSDB_ENV
  47 #undef AFS_LARGEFILE_ENV
  48 #undef AFS_NAMEI_ENV
  49 #undef BITMAP_LATER
  50 #undef BOS_RESTRICTED_MODE
  51 #undef BOS_NEW_CONFIG
  52 #undef FAST_RESTART
  53 #undef FULL_LISTVOL_SWITCH
  54 #undef COMPLETION_H_EXISTS
  55 #undef DEFINED_FOR_EACH_PROCESS
  56 #undef DEFINED_PREV_TASK
  57 #undef EXPORTED_KALLSYMS_ADDRESS
  58 #undef EXPORTED_KALLSYMS_SYMBOL
  59 #undef EXPORTED_SYS_CALL_TABLE
  60 #undef EXPORTED_IA32_SYS_CALL_TABLE
  61 #undef EXPORTED_TASKLIST_LOCK
  62 #undef INODE_SETATTR_NOT_VOID
  63 #undef IRIX_HAS_MEM_FUNCS
  64 #undef RECALC_SIGPENDING_TAKES_VOID
  65 #undef STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
  66 #undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
  67 #undef STRUCT_FS_HAS_FS_ROLLED
  68 #undef STRUCT_INODE_HAS_I_DEVICES
  69 #undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
  70 #undef STRUCT_INODE_HAS_I_ALLOC_SEM
  71 #undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
  72 #undef STRUCT_TASK_STRUCT_HAS_PARENT
  73 #undef STRUCT_TASK_STRUCT_HAS_REAL_PARENT
  74 #undef STRUCT_TASK_STRUCT_HAS_SIG
  75 #undef STRUCT_TASK_STRUCT_HAS_SIGHAND
  76 #undef STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
  77 #undef ssize_t
  78 #undef HAVE_STRUCT_BUF
  79 #undef HAVE_ARPA_NAMESER_COMPAT_H
  80 /* glue for RedHat kernel bug */
  81 #undef ENABLE_REDHAT_BUILDSYS
  82 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
  83 #include "redhat-fix.h"
  84 #endif
  85
  86 AC_CANONICAL_HOST
  87 SRCDIR_PARENT=`pwd`
  88
  89 #BOZO_SAVE_CORES pam
  90
  91 dnl System identity.
  92 AC_ARG_WITH([afs-sysname],
  93     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
  94
  95 dnl General feature options.
  96 AC_ARG_ENABLE([afsdb],
  97     [AS_HELP_STRING([--disable-afsdb], [disable AFSDB DNS RR support])],
  98     ,
  99     [enable_afsdb="yes"])
 100 AC_ARG_ENABLE([pam],
 101     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
 102     ,
 103     [enable_pam="yes"])
 104 AC_ARG_ENABLE([bos-restricted-mode],
 105     [AS_HELP_STRING([--enable-bos-restricted-mode],
 106         [enable bosserver restricted mode which disables certain bosserver
 107          functionality])],
 108     ,
 109     [enable_bos_restricted_mode="no"])
 110 AC_ARG_ENABLE([bos-new-config],
 111     [AS_HELP_STRING([--enable-bos-new-config],
 112         [enable bosserver pickup of BosConfig.new on restarts])],
 113     ,
 114     [enable_bos_new_config="no"])
 115 AC_ARG_ENABLE([largefile-fileserver],
 116     [AS_HELP_STRING([--disable-largefile-fileserver],
 117         [disable large file support in fileserver])],
 118     ,
 119     [enable_largefile_fileserver="yes"])
 120 AC_ARG_ENABLE([namei-fileserver],
 121     [AS_HELP_STRING([--enable-namei-fileserver],
 122         [force compilation of namei fileserver in preference to inode
 123          fileserver])],
 124     ,
 125     [enable_namei_fileserver="default"])
 126 AC_ARG_ENABLE([cache-bypass],
 127     [AS_HELP_STRING([--enable-cache-bypass],
 128         [enable client support for cache bypass])],
 129     ,
 130     [enable_cache_bypass="no"])
 131 AC_ARG_ENABLE([supergroups],
 132     [AS_HELP_STRING([--enable-supergroups],
 133         [enable support for nested pts groups])],
 134     ,
 135     [enable_supergroups="no"])
 136 AC_ARG_ENABLE([fast-restart],
 137     [AS_HELP_STRING([--enable-fast-restart],
 138         [enable fast startup of file server without salvaging])],
 139     ,
 140     [enable_fast_restart="no"])
 141 AC_ARG_ENABLE([bitmap-later],
 142     [AS_HELP_STRING([--enable-bitmap-later],
 143         [enable fast startup of file server by not reading bitmap till
 144          needed])],
 145     ,
 146     [enable_bitmap_later="no"])
 147 AC_ARG_ENABLE([demand-attach-fs],
 148     [AS_HELP_STRING([--enable-demand-attach-fs],
 149         [enable Demand Attach Fileserver (please see documentation)])],
 150     ,
 151     [enable_demand_attach_fs="no"])
 152 AC_ARG_ENABLE([disconnected],
 153     [AS_HELP_STRING([--enable-disconnected],
 154         [enable disconnected support in cache manager (experimental)])],
 155     ,
 156     [enable_disconnected="no"])
 157 AC_ARG_ENABLE([unix-sockets],
 158     [AS_HELP_STRING([--enable-unix-sockets],
 159         [enable use of unix domain sockets for fssync])],
 160     ,
 161     [enable_unix_sockets="yes"])
 162 AC_ARG_ENABLE([full-vos-listvol-switch],
 163     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
 164         [disable vos full listvol switch for formatted output])],
 165     ,
 166     [enable_full_vos_listvol_switch="yes"])
 167 AC_ARG_ENABLE([icmp-pmtu-discovery],
 168     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
 169         [enable path MTU discovery by decoding ICMP unreachable replies])],
 170     ,
 171     [enable_icmp_pmtu_discovery="no"])
 172 AC_ARG_ENABLE([tivoli-tsm],
 173     [AS_HELP_STRING([--enable-tivoli-tsm],
 174         [enable use of the Tivoli TSM API libraries for butc support])],
 175     ,
 176     [enable_tivoli_tsm="no"])
 177 AC_ARG_ENABLE([pthreaded-ubik],
 178     [AS_HELP_STRING([--enable-pthreaded-ubik],
 179         [enable installation of pthreaded ubik applications (defaults to
 180          disabled)])],
 181     ,
 182     [enable_pthreaded_ubik="no"])
 183
 184 dnl Kernel module build options.
 185 AC_ARG_WITH([dux-kernel-headers],
 186     [AS_HELP_STRING([--with-dux-kernel-headers=path],
 187         [use the kernel headers found at path (optional, defaults to first
 188          match in /usr/sys)])])
 189 AC_ARG_WITH([linux-kernel-headers],
 190     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 191         [use the kernel headers found at path (optional, defaults to
 192          /usr/src/linux-2.4, then /usr/src/linux)])])
 193 AC_ARG_WITH([linux-kernel-build],
 194     [AS_HELP_STRING([--with-linux-kernel-build=path],
 195         [use the kernel build found at path(optional, defaults to
 196         /usr/src/linux-2.4, then /usr/src/linux)])])
 197 AC_ARG_WITH([bsd-kernel-headers],
 198     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 199         [use the kernel headers found at path (optional, defaults to
 200          /usr/src/sys)])])
 201 AC_ARG_WITH([bsd-kernel-build],
 202     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 203         [use the kernel build found at path (optional, defaults to
 204          KSRC/i386/compile/GENERIC)])])
 205 AC_ARG_WITH([linux-kernel-packaging],
 206     [AS_HELP_STRING([--with-linux-kernel-packaging],
 207         [use standard naming conventions to aid Linux kernel build packaging
 208          (disables MPS, sets the kernel module name to openafs.ko, and
 209          installs kernel modules into the standard Linux location)])],
 210     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 211      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 212     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 213 AC_ARG_ENABLE([kernel-module],
 214     [AS_HELP_STRING([--disable-kernel-module],
 215         [disable compilation of the kernel module (defaults to enabled)])],
 216     ,
 217     [enable_kernel_module="yes"])
 218 AC_ARG_ENABLE([redhat-buildsys],
 219     [AS_HELP_STRING([--enable-redhat-buildsys],
 220         [enable compilation of the redhat build system kernel (defaults to
 221          disabled)])],
 222     ,
 223     [enable_redhat_buildsys="no"])
 224
 225 dnl Installation locations.
 226 AC_ARG_ENABLE([transarc-paths],
 227     [AS_HELP_STRING([--enable-transarc-paths],
 228         [use Transarc style paths like /usr/afs and /usr/vice])],
 229     ,
 230     [enable_transarc_paths="no"])
 231
 232 dnl Optimization and debugging flags.
 233 AC_ARG_ENABLE([strip-binaries],
 234     [AS_HELP_STRING([--disable-strip-binaries],
 235         [disable stripping of symbol information from binaries (defaults to
 236          enabled)])],
 237     ,
 238     [enable_strip_binaries="maybe"])
 239 AC_ARG_ENABLE([debug],
 240     [AS_HELP_STRING([--enable-debug],
 241         [enable compilation of the user space code with debugging information
 242          (defaults to disabled)])],
 243     ,
 244     [enable_debug="no"])
 245 AC_ARG_ENABLE([optimize],
 246     [AS_HELP_STRING([--disable-optimize],
 247         [disable optimization for compilation of the user space code (defaults
 248          to enabled)])],
 249     ,
 250     [enable_optimize="yes"])
 251 AC_ARG_ENABLE([warnings],
 252     [AS_HELP_STRING([--enable-warnings],
 253         [enable compilation warnings when building with gcc (defaults to
 254          disabled)])],
 255     ,
 256     [enable_warnings="no"])
 257 AC_ARG_ENABLE([debug-kernel],
 258     [AS_HELP_STRING([--enable-debug-kernel],
 259         [enable compilation of the kernel module with debugging information
 260          (defaults to disabled)])],
 261     ,
 262     [enable_debug_kernel="no"])
 263 AC_ARG_ENABLE([optimize-kernel],
 264     [AS_HELP_STRING([--disable-optimize-kernel],
 265         [disable compilation of the kernel module with optimization (defaults
 266          based on platform)])],
 267     ,
 268     [enable_optimize_kernel="yes"])
 269 AC_ARG_ENABLE([debug-lwp],
 270     [AS_HELP_STRING([--enable-debug-lwp],
 271         [enable compilation of the LWP code with debugging information
 272          (defaults to disabled)])],
 273     ,
 274     [enable_debug_lwp="no"])
 275 AC_ARG_ENABLE([optimize-lwp],
 276     [AS_HELP_STRING([--disable-optimize-lwp],
 277         [disable optimization for compilation of the LWP code (defaults to
 278          enabled)])],
 279     ,
 280     [enable_optimize_lwp="yes"])
 281 AC_ARG_ENABLE([debug-pam],
 282     [AS_HELP_STRING([--enable-debug-pam],
 283         [enable compilation of the PAM code with debugging information
 284          (defaults to disabled)])],
 285     ,
 286     [enable_debug_pam="no"])
 287 AC_ARG_ENABLE([optimize-pam],
 288     [AS_HELP_STRING([--disable-optimize-pam],
 289         [disable optimization for compilation of the PAM code (defaults to
 290          enabled)])],
 291     ,
 292     [enable_optimize_pam="yes"])
 293
 294
 295 enable_login="no"
 296
 297 dnl weird ass systems
 298 dnl AC_AIX
 299 AC_ISC_POSIX
 300 dnl AC_MINIX
 301
 302 dnl Various compiler setup.
 303 AC_TYPE_PID_T
 304 AC_TYPE_SIZE_T
 305 AC_TYPE_SIGNAL
 306 COMPILER_HAS_FUNCTION_MACRO
 307
 308 dnl Checks for programs.
 309 AC_PROG_INSTALL
 310 AC_PROG_LN_S
 311 AC_PROG_RANLIB
 312 AC_PROG_YACC
 313 AM_PROG_LEX
 314
 315 OPENAFS_CHECK_BIGENDIAN
 316
 317 AC_MSG_CHECKING(your OS)
 318 system=$host
 319 case $system in
 320         *-linux*)
 321
 322                 MKAFS_OSTYPE=LINUX
 323                 if test "x$enable_redhat_buildsys" = "xyes"; then
 324                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 325                 fi
 326                 if test "x$enable_kernel_module" = "xyes"; then
 327                  if test "x$with_linux_kernel_headers" != "x"; then
 328                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 329                  else
 330                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 331                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 332                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 333                    fi
 334                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 335                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 336                    fi
 337                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 338                      LINUX_KERNEL_PATH="/usr/src/linux"
 339                    fi
 340                  fi
 341                  if test "x$with_linux_kernel_build" != "x"; then
 342                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 343                  else
 344                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 345                  fi
 346                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 347                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 348                  LINUX_VERSION="$linux_kvers"
 349                else
 350                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 351                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 352                   if test "x$linux_kvers" = "x"; then
 353                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 354                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 355                       if test "x$linux_kvers" = "x"; then
 356
 357                         AC_MSG_ERROR(Linux headers lack version definition [2])
 358                         exit 1
 359                       else
 360                         LINUX_VERSION="$linux_kvers"
 361                       fi
 362                     else
 363                       AC_MSG_ERROR(Linux headers lack version definition)
 364                       exit 1
 365                     fi
 366                   else
 367                     LINUX_VERSION="$linux_kvers"
 368                   fi
 369                  else
 370                     enable_kernel_module="no"
 371                  fi
 372                fi
 373                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 374                      enable_kernel_module="no"
 375                  fi
 376                  if test "x$enable_kernel_module" = "xno"; then
 377                   if test "x$with_linux_kernel_headers" != "x"; then
 378                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 379                    exit 1
 380                   else
 381                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 382                   fi
 383                  fi
 384                  dnl do we need to determine SUBARCH from autoconf.h
 385                  SUBARCH=default
 386                 fi
 387                 AC_MSG_RESULT(linux)
 388                 if test "x$enable_kernel_module" = "xyes"; then
 389                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 390                  if test "x${AFS_SYSKVERS}" = "x"; then
 391                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 392                  fi
 393                 fi
 394                 ;;
 395         *-solaris*)
 396                 MKAFS_OSTYPE=SOLARIS
 397                 AC_MSG_RESULT(sun4)
 398                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 399                 SOLARIS_PROC_HAS_P_COREFILE
 400                 SOLARIS_FS_HAS_FS_ROLLED
 401                 ;;
 402         *-sunos*)
 403                 MKAFS_OSTYPE=SUNOS
 404                 enable_kernel_module=no
 405                 AC_MSG_RESULT(sun4)
 406                 ;;
 407         *-hpux*)
 408                 MKAFS_OSTYPE=HPUX
 409                 AC_MSG_RESULT(hp_ux)
 410                 if test -f "/usr/old/usr/include/ndir.h"; then
 411                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 412                 fi
 413                 ;;
 414         *-irix*)
 415                 if test -d /usr/include/sys/SN/SN1; then
 416                  IRIX_BUILD_IP35="IP35"
 417                 fi
 418                 MKAFS_OSTYPE=IRIX
 419                 AC_MSG_RESULT(sgi)
 420                 ;;
 421         *-aix*)
 422                 MKAFS_OSTYPE=AIX
 423                 AC_MSG_RESULT(rs_aix)
 424                 ;;
 425         *-osf*)
 426                 MKAFS_OSTYPE=DUX
 427                 AC_MSG_RESULT(alpha_dux)
 428                 ;;
 429         powerpc-*-darwin*)
 430                 MKAFS_OSTYPE=DARWIN
 431                 AC_MSG_RESULT(ppc_darwin)
 432                 ;;
 433         i386-*-darwin*)
 434                 MKAFS_OSTYPE=DARWIN
 435                 AC_MSG_RESULT(x86_darwin)
 436                 ;;
 437         *-freebsd*)
 438                 MKAFS_OSTYPE=FBSD
 439                 AC_MSG_RESULT(i386_fbsd)
 440                 ;;
 441         *-netbsd*)
 442                 MKAFS_OSTYPE=NBSD
 443                 AC_MSG_RESULT(nbsd)
 444                 ;;
 445         *-openbsd*)
 446                 MKAFS_OSTYPE=OBSD
 447                 AC_MSG_RESULT(i386_obsd)
 448                 ;;
 449         *)
 450                 AC_MSG_RESULT($system)
 451                 ;;
 452 esac
 453
 454 if test "x$with_afs_sysname" != "x"; then
 455         AFS_SYSNAME="$with_afs_sysname"
 456 else
 457         AC_MSG_CHECKING(your AFS sysname)
 458         case $host in
 459                 i?86-*-openbsd?.?)
 460                         v=${host#*openbsd}
 461                         vM=${v%.*}
 462                         vm=${v#*.}
 463                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 464                         ;;
 465                 sparc64-*-openbsd?.?)
 466                         v=${host#*openbsd}
 467                         vM=${v%.*}
 468                         vm=${v#*.}
 469                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 470                         ;;
 471                 i?86-*-freebsd?.*)
 472                         v=${host#*freebsd}
 473                         vM=${v%.*}
 474                         vm=${v#*.}
 475                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 476                         ;;
 477                 i?86-*-netbsd*1.5*)
 478                         AFS_SYSNAME="i386_nbsd15"
 479                         ;;
 480                 alpha-*-netbsd*1.5*)
 481                         AFS_SYSNAME="alpha_nbsd15"
 482                         ;;
 483                 i?86-*-netbsd*1.6[[M-Z]]*)
 484                         AFS_SYSNAME="i386_nbsd20"
 485                         ;;
 486                 powerpc-*-netbsd*1.6[[M-Z]]*)
 487                         AFS_SYSNAME="ppc_nbsd20"
 488                         ;;
 489                 i?86-*-netbsd*2.0*)
 490                         AFS_SYSNAME="i386_nbsd20"
 491                         ;;
 492                 amd64-*-netbsd*2.0*)
 493                         AFS_SYSNAME="amd64_nbsd20"
 494                         ;;
 495                 x86_64-*-netbsd*3.[0-8]*)
 496                         AFS_PARAM_COMMON=param.nbsd30.h
 497                         AFS_SYSNAME="amd64_nbsd30"
 498                         ;;
 499                 x86_64-*-netbsd*4.[0-8]*)
 500                         AFS_PARAM_COMMON=param.nbsd40.h
 501                         AFS_SYSNAME="amd64_nbsd40"
 502                         ;;
 503                 powerpc-*-netbsd*2.0*)
 504                         AFS_SYSNAME="ppc_nbsd20"
 505                         ;;
 506                 i?86-*-netbsd*1.6*)
 507                         AFS_SYSNAME="i386_nbsd16"
 508                         ;;
 509                 alpha-*-netbsd*1.6*)
 510                         AFS_SYSNAME="alpha_nbsd16"
 511                         ;;
 512                 powerpc-*-netbsd*1.6*)
 513                         AFS_SYSNAME="ppc_nbsd16"
 514                         ;;
 515                 i?86-*-netbsd*2.1*)
 516                         AFS_SYSNAME="i386_nbsd21"
 517                         ;;
 518                 i?86-*-netbsd*2.99*)
 519                         AFS_SYSNAME="i386_nbsd30"
 520                         ;;
 521                 i?86-*-netbsd*3.[[0-8]]*)
 522                         AFS_SYSNAME="i386_nbsd30"
 523                         ;;
 524                 i?86-*-netbsd*3.99*)
 525                         AFS_SYSNAME="i386_nbsd30"
 526                         ;;
 527                 i?86-*-netbsd*4.[[0-8]]*)
 528                         AFS_SYSNAME="i386_nbsd40"
 529                         ;;
 530                 i?86-*-netbsd*4.99*)
 531                         AFS_SYSNAME="i386_nbsd40"
 532                         ;;
 533                 hppa*-hp-hpux11.0*)
 534                         AFS_SYSNAME="hp_ux110"
 535                         ;;
 536                 hppa*-hp-hpux11.11)
 537                         AFS_SYSNAME="hp_ux11i"
 538                         ;;
 539                 hppa*-hp-hpux11.23)
 540                         AFS_SYSNAME="hp_ux1123"
 541                         ;;
 542                 ia64-hp-hpux11.22)
 543                         AFS_SYSNAME="ia64_hpux1122"
 544                         ;;
 545                 ia64-hp-hpux*)
 546                         AFS_SYSNAME="ia64_hpux1123"
 547                         ;;
 548                 hppa*-hp-hpux10*)
 549                         AFS_SYSNAME="hp_ux102"
 550                         ;;
 551                 powerpc-apple-darwin1.2*)
 552                         AFS_SYSNAME="ppc_darwin_12"
 553                         ;;
 554                 powerpc-apple-darwin1.3*)
 555                         AFS_SYSNAME="ppc_darwin_13"
 556                         ;;
 557                 powerpc-apple-darwin1.4*)
 558                         AFS_SYSNAME="ppc_darwin_14"
 559                         ;;
 560                 powerpc-apple-darwin5.1*)
 561                         AFS_SYSNAME="ppc_darwin_14"
 562                         ;;
 563                 powerpc-apple-darwin5.2*)
 564                         AFS_SYSNAME="ppc_darwin_14"
 565                         ;;
 566                 powerpc-apple-darwin5.3*)
 567                         AFS_SYSNAME="ppc_darwin_14"
 568                         ;;
 569                 powerpc-apple-darwin5.4*)
 570                         AFS_SYSNAME="ppc_darwin_14"
 571                         ;;
 572                 powerpc-apple-darwin5.5*)
 573                         AFS_SYSNAME="ppc_darwin_14"
 574                         ;;
 575                 powerpc-apple-darwin6.0*)
 576                         AFS_SYSNAME="ppc_darwin_60"
 577                         ;;
 578                 powerpc-apple-darwin6.1*)
 579                         AFS_SYSNAME="ppc_darwin_60"
 580                         ;;
 581                 powerpc-apple-darwin6.2*)
 582                         AFS_SYSNAME="ppc_darwin_60"
 583                         ;;
 584                 powerpc-apple-darwin6.3*)
 585                         AFS_SYSNAME="ppc_darwin_60"
 586                         ;;
 587                 powerpc-apple-darwin6.4*)
 588                         AFS_SYSNAME="ppc_darwin_60"
 589                         ;;
 590                 powerpc-apple-darwin6.5*)
 591                         AFS_SYSNAME="ppc_darwin_60"
 592                         ;;
 593                 powerpc-apple-darwin7.0*)
 594                         AFS_SYSNAME="ppc_darwin_70"
 595                         ;;
 596                 powerpc-apple-darwin7.1*)
 597                         AFS_SYSNAME="ppc_darwin_70"
 598                         ;;
 599                 powerpc-apple-darwin7.2*)
 600                         AFS_SYSNAME="ppc_darwin_70"
 601                         ;;
 602                 powerpc-apple-darwin7.3*)
 603                         AFS_SYSNAME="ppc_darwin_70"
 604                         ;;
 605                 powerpc-apple-darwin7.4*)
 606                         AFS_SYSNAME="ppc_darwin_70"
 607                         ;;
 608                 powerpc-apple-darwin7.5*)
 609                         AFS_SYSNAME="ppc_darwin_70"
 610                         ;;
 611                 powerpc-apple-darwin8.0*)
 612                         AFS_SYSNAME="ppc_darwin_80"
 613                         ;;
 614                 powerpc-apple-darwin8.*)
 615                         AFS_SYSNAME="ppc_darwin_80"
 616                         ;;
 617                 i386-apple-darwin8.*)
 618                         AFS_SYSNAME="x86_darwin_80"
 619                         ;;
 620                 powerpc-apple-darwin9.*)
 621                         AFS_SYSNAME="ppc_darwin_90"
 622                         ;;
 623                 i386-apple-darwin9.*)
 624                         AFS_SYSNAME="x86_darwin_90"
 625                         ;;
 626                 sparc-sun-solaris2.5*)
 627                         AFS_SYSNAME="sun4x_55"
 628                         enable_login="yes"
 629                         ;;
 630                 sparc-sun-solaris2.6)
 631                         AFS_SYSNAME="sun4x_56"
 632                         ;;
 633                 sparc-sun-solaris2.7)
 634                         AFS_SYSNAME="sun4x_57"
 635                         ;;
 636                 sparc-sun-solaris2.8)
 637                         AFS_SYSNAME="sun4x_58"
 638                         ;;
 639                 sparc-sun-solaris2.9)
 640                         AFS_SYSNAME="sun4x_59"
 641                         ;;
 642                 sparc-sun-solaris2.10)
 643                         AFS_SYSNAME="sun4x_510"
 644                         ;;
 645                 sparc-sun-solaris2.11)
 646                         AFS_SYSNAME="sun4x_511"
 647                         ;;
 648                 sparc-sun-sunos4*)
 649                         AFS_SYSNAME="sun4_413"
 650                         enable_login="yes"
 651                         ;;
 652                 i386-pc-solaris2.7)
 653                         AFS_SYSNAME="sunx86_57"
 654                         ;;
 655                 i386-pc-solaris2.8)
 656                         AFS_SYSNAME="sunx86_58"
 657                         ;;
 658                 i386-pc-solaris2.9)
 659                         AFS_SYSNAME="sunx86_59"
 660                         ;;
 661                 i386-pc-solaris2.10)
 662                         AFS_SYSNAME="sunx86_510"
 663                         ;;
 664                 i386-pc-solaris2.11)
 665                         AFS_SYSNAME="sunx86_511"
 666                         ;;
 667                 alpha*-dec-osf4.0*)
 668                         AFS_SYSNAME="alpha_dux40"
 669                         ;;
 670                 alpha*-dec-osf5.0*)
 671                         AFS_SYSNAME="alpha_dux50"
 672                         ;;
 673                 alpha*-dec-osf5.1*)
 674                         AFS_SYSNAME="alpha_dux51"
 675                         ;;
 676                 mips-sgi-irix6.5)
 677                         AFS_SYSNAME="sgi_65"
 678                         ;;
 679                 ia64-*-linux*)
 680                         AFS_SYSNAME="ia64_linuxXX"
 681                         ;;
 682                 powerpc-*-linux*)
 683                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 684                         ;;
 685                 powerpc64-*-linux*)
 686                         AFS_SYSNAME="ppc64_linuxXX"
 687                         ;;
 688                 alpha*-linux*)
 689                         AFS_SYSNAME="alpha_linux_XX"
 690                         ;;
 691                 s390-*-linux*)
 692                         AFS_SYSNAME="s390_linuxXX"
 693                         ;;
 694                 s390x-*-linux*)
 695                         AFS_SYSNAME="s390x_linuxXX"
 696                         ;;
 697                 sparc-*-linux*)
 698                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 699                         ;;
 700                 sparc64-*-linux*)
 701                         AFS_SYSNAME="sparc64_linuxXX"
 702                         ;;
 703                 i?86-*-linux*)
 704                         AFS_SYSNAME="i386_linuxXX"
 705                         ;;
 706                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 707                         AFS_SYSNAME="parisc_linuxXX"
 708                         enable_pam="no"
 709                         ;;
 710                 power*-ibm-aix4.2*)
 711                         AFS_SYSNAME="rs_aix42"
 712                         enable_pam="no"
 713                         ;;
 714                 power*-ibm-aix4.3*)
 715                         AFS_SYSNAME="rs_aix42"
 716                         enable_pam="no"
 717                         ;;
 718                 power*-ibm-aix5.1*)
 719                         AFS_SYSNAME="rs_aix51"
 720                         enable_pam="no"
 721                         ;;
 722                 power*-ibm-aix5.2*)
 723                         AFS_SYSNAME="rs_aix52"
 724                         enable_pam="no"
 725                         ;;
 726                 power*-ibm-aix5.3*)
 727                         AFS_SYSNAME="rs_aix53"
 728                         enable_pam="no"
 729                         ;;
 730                 power*-ibm-aix6.1*)
 731                         AFS_SYSNAME="rs_aix61"
 732                         enable_pam="no"
 733                         ;;
 734                 x86_64-*-linux-gnu)
 735                         AFS_SYSNAME="amd64_linuxXX"
 736                         enable_pam="no"
 737                         ;;
 738                 *)
 739                         AC_MSG_ERROR(An AFS sysname is required)
 740                         exit 1
 741                         ;;
 742         esac
 743         case $AFS_SYSNAME in
 744                 *_linux* | *_umlinux*)
 745                         if test "x${AFS_SYSKVERS}" = "x"; then
 746                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 747                         fi
 748                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 749                         AFS_SYSNAME="$_AFS_SYSNAME"
 750                         save_CPPFLAGS="$CPPFLAGS"
 751                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 752                         AC_TRY_COMPILE(
 753                          [#include <linux/autoconf.h>],
 754                          [#ifndef CONFIG_USERMODE
 755                           #error not UML
 756                           #endif],
 757                          ac_cv_linux_is_uml=yes,)
 758                         if test "${ac_cv_linux_is_uml}" = yes; then
 759                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 760                         fi
 761                         CPPFLAGS="$save_CPPFLAGS"
 762                         AFS_SYSNAME="$_AFS_SYSNAME"
 763                         ;;
 764         esac
 765         AC_MSG_RESULT($AFS_SYSNAME)
 766 fi
 767
 768 dnl Some hosts have a separate common param file they should include.  Figure
 769 dnl out if we're on one of them now that we know the sysname.
 770 case $AFS_SYSNAME in
 771     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 772     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 773     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 774     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 775     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 776     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 777     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 778     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 779     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 780 esac
 781
 782 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 783
 784                 # Add (sub-) architecture-specific paths needed by conftests
 785                 case $AFS_SYSNAME  in
 786                         *_umlinux26)
 787                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 788                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 789                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 790                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 791                 esac
 792
 793                 if test "x$enable_kernel_module" = "xyes"; then
 794                  if test "x$enable_debug_kernel" = "xno"; then
 795                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 796                  fi
 797                  OPENAFS_GCC_SUPPORTS_MARCH
 798                  AC_SUBST(P5PLUS_KOPTS)
 799                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 800                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 801                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 802                  OPENAFS_GCC_SUPPORTS_PIPE
 803                  AC_SUBST(LINUX_GCC_KOPTS)
 804                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 805                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 806                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 807                  )
 808
 809                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 810                  LINUX_KERNEL_COMPILE_WORKS
 811                  LINUX_EXPORTS_FIND_TASK_BY_PID
 812                  LINUX_EXPORTS_PROC_ROOT_FS
 813                  LINUX_HAVE_CURRENT_KERNEL_TIME
 814                  LINUX_HAVE_WRITE_BEGIN_AOP
 815                  LINUX_HAVE_BDI_INIT
 816                  LINUX_KMEM_CACHE_INIT
 817                  LINUX_HAVE_KMEM_CACHE_T
 818                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 819                  LINUX_D_PATH_TAKES_STRUCT_PATH
 820                  LINUX_NEW_EXPORT_OPS
 821                  LINUX_CONFIG_H_EXISTS
 822                  LINUX_COMPLETION_H_EXISTS
 823                  LINUX_SEMAPHORE_H_EXISTS
 824                  LINUX_EXPORTFS_H_EXISTS
 825                  LINUX_DEFINES_FOR_EACH_PROCESS
 826                  LINUX_DEFINES_PREV_TASK
 827                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 828                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 829                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 830                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 831                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 832                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 833                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 834                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 835                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 836                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 837                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 838                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 839                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 840                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 841                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 842                  LINUX_INODE_SETATTR_RETURN_TYPE
 843                  LINUX_WRITE_INODE_RETURN_TYPE
 844                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 845                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 846                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 847                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 848                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 849                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 850                  LINUX_AOP_WRITEBACK_CONTROL
 851                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 852                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 853                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 854                  LINUX_KERNEL_LINUX_SYSCALL_H
 855                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 856                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 857                  LINUX_KERNEL_SELINUX
 858                  LINUX_KERNEL_SOCK_CREATE
 859                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 860                  LINUX_KERNEL_HLIST_UNHASHED
 861                  LINUX_KEY_TYPE_H_EXISTS
 862                  LINUX_NEED_RHCONFIG
 863                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 864                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 865                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 866                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 867                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 868                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 869                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 870                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 871                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 872                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 873                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 874                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 875                  LINUX_EXPORTS_TASKLIST_LOCK
 876                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 877                  LINUX_STATFS_TAKES_DENTRY
 878                  LINUX_FREEZER_H_EXISTS
 879                  LINUX_HAVE_SVC_ADDR_IN
 880                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 881                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 882                  fi
 883                  LINUX_REFRIGERATOR
 884                  LINUX_LINUX_KEYRING_SUPPORT
 885                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 886                  LINUX_DO_SYNC_READ
 887                  LINUX_GENERIC_FILE_AIO_READ
 888                  LINUX_INIT_WORK_HAS_DATA
 889                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 890                  LINUX_SYSCTL_TABLE_CHECKING
 891                  LINUX_HAVE_IGET
 892                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 893                  LINUX_EXPORTS_INIT_MM
 894                  LINUX_EXPORTS_SYS_CHDIR
 895                  LINUX_EXPORTS_SYS_CLOSE
 896                  LINUX_EXPORTS_SYS_OPEN
 897                  LINUX_EXPORTS_SYS_WAIT4
 898                  LINUX_EXPORTS_RCU_READ_LOCK
 899                  if test "x$with_linux_kernel_packaging" = "xno" ; then
 900                    LINUX_WHICH_MODULES
 901                  else
 902                    AC_SUBST(MPS,'SP')
 903                  fi
 904                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 905                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 906                    ac_cv_linux_exports_sys_call_table=no
 907                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 908                      ac_cv_linux_exports_ia32_sys_call_table=yes
 909                    fi
 910                  else
 911                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 912                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 913                    LINUX_EXPORTS_SYS_CALL_TABLE
 914                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 915                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 916                          linux_syscall_method=none
 917                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 918                             linux_syscall_method=scan
 919                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 920                                linux_syscall_method=scan_with_kallsyms_address
 921                             fi
 922                          fi
 923                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 924                             linux_syscall_method=kallsyms_symbol
 925                          fi
 926                          if test "x$linux_syscall_method" = "xnone"; then
 927                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 928                             linux_syscall_method=scan
 929                          fi
 930                    fi
 931                  fi
 932                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 933                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 934                  fi
 935                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
 936                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
 937                  fi
 938                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 939                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 940                  fi
 941                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
 942                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
 943                  fi
 944                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
 945                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
 946                  fi
 947                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
 948                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
 949                  fi
 950                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
 951                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
 952                  fi
 953                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
 954                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
 955                  fi
 956                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
 957                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
 958                  fi
 959                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 960                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
 961                  fi
 962                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 963                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
 964                  fi
 965                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
 966                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
 967                  fi
 968                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
 969                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
 970                  fi
 971                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
 972                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
 973                  fi
 974                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
 975                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
 976                  fi
 977                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
 978                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
 979                  fi
 980                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
 981                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
 982                  fi
 983                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
 984                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
 985                  fi
 986                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
 987                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
 988                  fi
 989                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
 990                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
 991                  fi
 992                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
 993                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
 994                  fi
 995                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
 996                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
 997                  fi
 998                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
 999                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1000                  fi
1001                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1002                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1003                  fi
1004                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1005                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1006                  fi
1007                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1008                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1009                  fi
1010                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1011                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1012                  fi
1013                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1014                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1015                  fi
1016                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1017                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1018                  fi
1019                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1020                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1021                  fi
1022                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1023                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1024                  fi
1025                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1026                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1027                  fi
1028                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1029                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1030                  fi
1031                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1032                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1033                  fi
1034                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1035                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1036                  fi
1037                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1038                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1039                  fi
1040                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1041                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1042                  fi
1043                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1044                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1045                  fi
1046                  if test "x$ac_linux_syscall" = "xyes" ; then
1047                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1048                  fi
1049                  if test "x$ac_linux_seq_file" = "xyes" ; then
1050                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1051                  fi
1052                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1053                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1054                  fi
1055                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1056                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1057                  fi
1058                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1059                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1060                  fi
1061                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1062                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1063                  fi
1064                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1065                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1066                  fi
1067                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1068                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1069                  fi
1070                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1071                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1072                  fi
1073                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1074                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1075                  fi
1076                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1077                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1078                  fi
1079                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1080                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1081                  fi
1082                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1083                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1084                  fi
1085                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1086                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1087                  fi
1088                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1089                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1090                  fi
1091                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1092                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1093                  fi
1094                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1095                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1096                  fi
1097                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1098                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1099                  fi
1100                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1101                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1102                  fi
1103                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1104                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1105                  fi
1106                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1107                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1108                  fi
1109                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1110                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1111                  fi
1112                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1113                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1114                  fi
1115                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1116                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1117                  fi
1118                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1119                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1120                  fi
1121                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1122                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1123                  fi
1124                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1125                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1126                  fi
1127                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1128                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1129                  fi
1130                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1131                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1132                  fi
1133                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1134                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1135                  fi
1136                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1137                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1138                  fi
1139                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1140                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1141                  fi
1142                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1143                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1144                  fi
1145                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1146                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1147                  fi
1148                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1149                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1150                  fi
1151                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1152                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1153                  fi
1154                  if test "$enable_linux_fh" = "yes"; then
1155                   AC_DEFINE(LINUX_USE_FH, 1, [define if you want to open cache files by file handle instead of inode numbers])
1156                  fi
1157                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1158                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1159                  else
1160                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1161                  fi
1162                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1163                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1164                  fi
1165                 :
1166                 fi
1167 esac
1168
1169 case $AFS_SYSNAME in
1170         *_darwin*)
1171                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1172                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1173                 dnl the test below fails on darwin, even if the CPPFLAGS below
1174                 dnl are added. the headers from Kernel.framework must be used
1175                 dnl when KERNEL is defined.
1176
1177                 dnl really, such a thing isn't guaranteed to work on any
1178                 dnl platform until the kernel cflags from MakefileProto are
1179                 dnl known to configure
1180                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1181                 ;;
1182         *)
1183 AC_MSG_CHECKING(for definition of struct buf)
1184 dnl save_CPPFLAGS="$CPPFLAGS"
1185 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1186 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1187         ac_cv_have_struct_buf=no
1188         AC_TRY_COMPILE(
1189                 [#include <sys/buf.h>],
1190                 [struct buf x;
1191                 printf("%d\n", sizeof(x));],
1192                 ac_cv_have_struct_buf=yes,)
1193         ]
1194 )
1195 dnl CPPFLAGS="$save_CPPFLAGS"
1196 AC_MSG_RESULT($ac_cv_have_struct_buf)
1197 if test "$ac_cv_have_struct_buf" = yes; then
1198         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1199 fi
1200 ;;
1201 esac
1202
1203
1204 AC_CACHE_VAL(ac_cv_sockaddr_len,
1205 [
1206 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1207 AC_TRY_COMPILE( [#include <sys/types.h>
1208 #include <sys/socket.h>],
1209 [struct sockaddr *a;
1210 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1211 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1212 if test "$ac_cv_sockaddr_len" = "yes"; then
1213    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1214 fi
1215 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1216         echo Skipping library tests because they confuse Irix.
1217 else
1218   AC_CHECK_FUNCS(socket)
1219
1220   if test "$ac_cv_func_socket" = no; then
1221     for lib in socket inet; do
1222         if test "$HAVE_SOCKET" != 1; then
1223                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1224         fi
1225     done
1226   fi
1227
1228   AC_CHECK_FUNCS(connect)
1229
1230   if test "$ac_cv_func_connect" = no; then
1231     for lib in nsl; do
1232         if test "$HAVE_CONNECT" != 1; then
1233                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1234         fi
1235     done
1236   fi
1237
1238   AC_CHECK_FUNCS(gethostbyname)
1239   if test "$ac_cv_func_gethostbyname" = no; then
1240         for lib in dns nsl resolv; do
1241           if test "$HAVE_GETHOSTBYNAME" != 1; then
1242             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1243           fi
1244         done
1245   fi
1246
1247   dnl darwin wants it, aix hates it
1248   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1249   AC_TRY_COMPILE([
1250   #include <stdlib.h>
1251   #include <stdio.h>
1252   #include <sys/types.h>
1253   #include <sys/socket.h>
1254   #include <netinet/in.h>
1255   #include <arpa/inet.h>
1256   #include <arpa/nameser.h>
1257   #include <arpa/nameser_compat.h>
1258   #include <resolv.h>
1259   ], [static int i; i = 0;],
1260   [AC_MSG_RESULT(yes)
1261    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1262   [AC_MSG_RESULT(no)
1263    ])
1264
1265   openafs_save_libs="$LIBS"
1266   AC_MSG_CHECKING([for res_search])
1267   AC_FUNC_RES_SEARCH
1268
1269   if test "$ac_cv_func_res_search" = no; then
1270       for lib in dns nsl resolv; do
1271         if test "$ac_cv_func_res_search" != yes; then
1272           LIBS="-l$lib $LIBS"
1273           AC_FUNC_RES_SEARCH
1274           LIBS="$openafs_save_libs"
1275         fi
1276       done
1277       if test "$ac_cv_func_res_search" = yes; then
1278         LIB_res_search="-l$lib"
1279         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1280         AC_MSG_RESULT([yes, in lib$lib])
1281       else
1282         AC_MSG_RESULT(no)
1283       fi
1284   else
1285     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1286     AC_MSG_RESULT(yes)
1287   fi
1288
1289 fi
1290
1291 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1292 [
1293 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1294 AC_TRY_COMPILE( [#include <sys/types.h>
1295 #include <sys/socket.h>
1296 #include <netinet/in.h>],
1297 [int on=1;
1298 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1299 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1300 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1301    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1302 fi
1303
1304 PTHREAD_LIBS=error
1305 if test "x$MKAFS_OSTYPE" = OBSD; then
1306         PTHREAD_LIBS="-pthread"
1307 fi
1308 if test "x$PTHREAD_LIBS" = xerror; then
1309         AC_CHECK_LIB(pthread, pthread_attr_init,
1310                 PTHREAD_LIBS="-lpthread")
1311 fi
1312 if test "x$PTHREAD_LIBS" = xerror; then
1313         AC_CHECK_LIB(pthreads, pthread_attr_init,
1314                 PTHREAD_LIBS="-lpthreads")
1315 fi
1316 if test "x$PTHREAD_LIBS" = xerror; then
1317         AC_CHECK_LIB(c_r, pthread_attr_init,
1318                 PTHREAD_LIBS="-lc_r")
1319 fi
1320 if test "x$PTHREAD_LIBS" = xerror; then
1321         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1322 fi
1323 if test "x$PTHREAD_LIBS" = xerror; then
1324         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1325         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1326                 PTHREAD_LIBS="-lpthread")
1327 fi
1328 if test "x$PTHREAD_LIBS" = xerror; then
1329         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1330 fi
1331 AC_SUBST(PTHREAD_LIBS)
1332
1333 HOST_CPU="$host_cpu"
1334
1335 if test "x$with_bsd_kernel_headers" != "x"; then
1336         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1337 else
1338         BSD_KERNEL_PATH="/usr/src/sys"
1339 fi
1340
1341 if test "x$with_bsd_kernel_build" != "x"; then
1342         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1343 else
1344         case $AFS_SYSNAME in
1345                 *_fbsd_4?)
1346                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1347                         ;;
1348                 *_fbsd_*)
1349                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1350                         ;;
1351         esac
1352 fi
1353
1354 # Fast restart
1355 if test "$enable_supergroups" = "yes"; then
1356         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1357 fi
1358
1359 if test "$enable_fast_restart" = "yes"; then
1360         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1361 fi
1362
1363 if test "$enable_bitmap_later" = "yes"; then
1364         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1365 fi
1366
1367 if test "$enable_demand_attach_fs" = "yes"; then
1368         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1369         DEMAND_ATTACH="yes"
1370 else
1371         DEMAND_ATTACH="no"
1372 fi
1373 AC_SUBST(DEMAND_ATTACH)
1374
1375 if test "$enable_disconnected" = "yes"; then
1376         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1377 fi
1378
1379 if test "$enable_unix_sockets" = "yes"; then
1380         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1381         USE_UNIX_SOCKETS="yes"
1382 else
1383         USE_UNIX_SOCKETS="no"
1384 fi
1385 AC_SUBST(USE_UNIX_SOCKETS)
1386
1387 if test "$enable_fast_restart" = "yes" &&
1388    test "$enable_demand_attach_fs" = "yes" ; then
1389         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.])
1390         exit 1
1391 fi
1392
1393 if test "$enable_full_vos_listvol_switch" = "yes"; then
1394         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1395 fi
1396
1397 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1398    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1399         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1400    fi
1401 fi
1402
1403 if test "$enable_bos_restricted_mode" = "yes"; then
1404         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1405 fi
1406
1407 if test "$enable_bos_new_config" = "yes"; then
1408         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1409 fi
1410
1411 if test "$enable_largefile_fileserver" = "yes"; then
1412         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1413 fi
1414
1415 if test "$enable_cache_bypass" = "yes"; then
1416         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1417 fi
1418
1419 if test "$enable_namei_fileserver" = "yes"; then
1420         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1421 else
1422         if test "$enable_namei_fileserver" = "default"; then
1423                 case $host in
1424                         *-solaris2.10*)
1425                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1426                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1427                                 ;;
1428                         *-solaris2.11*)
1429                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1430                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1431                                 ;;
1432                         *)
1433                                 ;;
1434                 esac
1435         fi
1436 fi
1437
1438 if test "$enable_afsdb" = "yes"; then
1439         LIB_AFSDB="$LIB_res_search"
1440         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1441 fi
1442
1443 dnl check for tivoli
1444 AC_MSG_CHECKING(for tivoli tsm butc support)
1445 XBSA_CFLAGS=""
1446 if test "$enable_tivoli_tsm" = "yes"; then
1447         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1448         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1449         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1450         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1451
1452         if test -r "$XBSADIR3/dsmapifp.h"; then
1453                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1454                 XBSA_XLIBS="-ldl"
1455                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1456         elif test -r "$XBSADIR4/dsmapifp.h"; then
1457                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1458                 XBSA_XLIBS="-ldl"
1459                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1460         elif test -r "$XBSADIR1/xbsa.h"; then
1461                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1462                 XBSA_XLIBS=""
1463                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1464         elif test -r "$XBSADIR2/xbsa.h"; then
1465                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1466                 XBSA_XLIBS=""
1467                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1468         else
1469                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1470         fi
1471 else
1472         AC_MSG_RESULT([no])
1473 fi
1474 AC_SUBST(XBSA_CFLAGS)
1475 AC_SUBST(XBSA_XLIBS)
1476
1477 dnl checks for header files.
1478 AC_HEADER_STDC
1479 AC_HEADER_SYS_WAIT
1480 AC_HEADER_DIRENT
1481 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1482 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1483 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1484 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h)
1485 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1486 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h)
1487 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1488
1489 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1490 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1491         case $AFS_SYSNAME in
1492         sgi_*)
1493                 HAVE_PAM="no"
1494                 ;;
1495         *)
1496                 HAVE_PAM="yes"
1497                 ;;
1498         esac
1499 else
1500         HAVE_PAM="no"
1501 fi
1502 AC_SUBST(HAVE_PAM)
1503
1504 if test "$enable_login" = yes; then
1505         BUILD_LOGIN="yes"
1506 else
1507         BUILD_LOGIN="no"
1508 fi
1509 AC_SUBST(BUILD_LOGIN)
1510
1511 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1512 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1513 AC_CHECK_FUNCS(setvbuf vsyslog)
1514 AC_FUNC_SETVBUF_REVERSED
1515 AC_CHECK_FUNCS(regcomp regexec regerror)
1516 AC_MSG_CHECKING([for POSIX regex library])
1517 if test "$ac_cv_header_regex_h" = "yes" && \
1518         test "$ac_cv_func_regcomp" = "yes" && \
1519         test "$ac_cv_func_regexec" = "yes" && \
1520         test "$ac_cv_func_regerror" = "yes"; then
1521     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1522     AC_MSG_RESULT(yes)
1523 else
1524     AC_MSG_RESULT(no)
1525 fi
1526
1527 AC_TYPE_SIGNAL
1528 AC_CHECK_TYPE(ssize_t, int)
1529 AC_CHECK_TYPE([sig_atomic_t], ,
1530     [AC_DEFINE([sig_atomic_t], [int],
1531         [Define to int if <signal.h> does not define.])],
1532 [#include <sys/types.h>
1533 #include <signal.h>])
1534 AC_SIZEOF_TYPE(long)
1535
1536 AC_CHECK_FUNCS(timegm)
1537 AC_CHECK_FUNCS(daemon)
1538
1539 dnl Directory PATH handling
1540 if test "x$enable_transarc_paths" = "xyes"  ; then
1541     afsconfdir=${afsconfdir=/usr/afs/etc}
1542     viceetcdir=${viceetcdir=/usr/vice/etc}
1543     afskerneldir=${afskerneldir=${viceetcdir}}
1544     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1545     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1546     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1547     afsdbdir=${afsdbdir=/usr/afs/db}
1548     afslogsdir=${afslogsdir=/usr/afs/logs}
1549     afslocaldir=${afslocaldir=/usr/afs/local}
1550     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1551     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1552 else
1553     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1554     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1555     afskerneldir=${afskerneldir='${libdir}/openafs'}
1556     afssrvbindir=${afssrvbindir='${bindir}'}
1557     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1558     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1559     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1560     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1561     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1562     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1563     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1564 fi
1565 AC_SUBST(afsconfdir)
1566 AC_SUBST(viceetcdir)
1567 AC_SUBST(afskerneldir)
1568 AC_SUBST(afssrvbindir)
1569 AC_SUBST(afssrvsbindir)
1570 AC_SUBST(afssrvlibexecdir)
1571 AC_SUBST(afsdbdir)
1572 AC_SUBST(afslogsdir)
1573 AC_SUBST(afslocaldir)
1574 AC_SUBST(afsbackupdir)
1575 AC_SUBST(afsbosconfigdir)
1576
1577 if test "x$enable_kernel_module" = "xyes"; then
1578 ENABLE_KERNEL_MODULE=libafs
1579 fi
1580
1581 if test "x$enable_pthreaded_ubik" = "xyes"; then
1582 ENABLE_PTHREADED_UBIK=yes
1583 fi
1584
1585 AC_SUBST(AFS_SYSNAME)
1586 AC_SUBST(AFS_PARAM_COMMON)
1587 AC_SUBST(ENABLE_KERNEL_MODULE)
1588 AC_SUBST(ENABLE_PTHREADED_UBIK)
1589 AC_SUBST(LIB_AFSDB)
1590 AC_SUBST(LINUX_KERNEL_PATH)
1591 AC_SUBST(LINUX_KERNEL_BUILD)
1592 AC_SUBST(HOST_CPU)
1593 AC_SUBST(BSD_KERNEL_PATH)
1594 AC_SUBST(BSD_KERNEL_BUILD)
1595 AC_SUBST(LINUX_VERSION)
1596 AC_SUBST(MKAFS_OSTYPE)
1597 AC_SUBST(TOP_OBJDIR)
1598 AC_SUBST(TOP_SRCDIR)
1599 AC_SUBST(TOP_INCDIR)
1600 AC_SUBST(TOP_LIBDIR)
1601 AC_SUBST(DEST)
1602 AC_SUBST(DARWIN_INFOFILE)
1603 AC_SUBST(IRIX_BUILD_IP35)
1604
1605 OPENAFS_OSCONF
1606 OPENAFS_KRB5CONF
1607
1608 TOP_SRCDIR="${srcdir}/src"
1609 dnl
1610 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1611 dnl
1612 case $TOP_SRCDIR in
1613         /*)
1614                 ;;
1615         *)
1616                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1617                 ;;
1618 esac
1619
1620 TOP_OBJDIR="${SRCDIR_PARENT}"
1621 TOP_INCDIR="${SRCDIR_PARENT}/include"
1622 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1623 if test "${DEST}x" = "x"; then
1624         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1625 fi
1626
1627 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1628 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1629 AC_SUBST(HELPER_SPLINT)
1630 AC_SUBST(HELPER_SPLINTCFG)
1631
1632 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1633
1634 ])