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([OPENAFS_HEADER],
   9 [#undef HAVE_RES_SEARCH
  10 #undef STRUCT_SOCKADDR_HAS_SA_LEN
  11 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
  12 # if ENDIANESS_IN_SYS_PARAM_H
  13 #  ifndef KERNEL
  14 #   include <sys/types.h>
  15 #   include <sys/param.h>
  16 #   if BYTE_ORDER == BIG_ENDIAN
  17 #   define WORDS_BIGENDIAN 1
  18 #   endif
  19 #  else
  20 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
  21 #    define WORDS_BIGENDIAN 1
  22 #   else
  23 #    undef WORDS_BIGENDIAN
  24 #   endif
  25 #  endif
  26 # else
  27 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
  28 #   define WORDS_BIGENDIAN 1
  29 #  else
  30 #   undef WORDS_BIGENDIAN
  31 #  endif
  32 # endif
  33 #else
  34 # if defined(__BIG_ENDIAN__)
  35 #  define WORDS_BIGENDIAN 1
  36 # else
  37 #  undef WORDS_BIGENDIAN
  38 # endif
  39 #endif
  40 #ifdef UKERNEL
  41 /*
  42  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
  43  * play nice with some other interfaces like FUSE. We technically only would
  44  * need to define this when building for such interfaces, but set it always to
  45  * try and reduce potential confusion.
  46  */
  47 #define _FILE_OFFSET_BITS 64
  48 #endif
  49
  50 #undef AFS_AFSDB_ENV
  51 #undef AFS_LARGEFILE_ENV
  52 #undef AFS_NAMEI_ENV
  53 #undef BITMAP_LATER
  54 #undef BOS_RESTRICTED_MODE
  55 #undef FAST_RESTART
  56 #undef FULL_LISTVOL_SWITCH
  57 #undef COMPLETION_H_EXISTS
  58 #undef DEFINED_FOR_EACH_PROCESS
  59 #undef DEFINED_PREV_TASK
  60 #undef EXPORTED_KALLSYMS_ADDRESS
  61 #undef EXPORTED_KALLSYMS_SYMBOL
  62 #undef EXPORTED_SYS_CALL_TABLE
  63 #undef EXPORTED_IA32_SYS_CALL_TABLE
  64 #undef EXPORTED_TASKLIST_LOCK
  65 #undef INODE_SETATTR_NOT_VOID
  66 #undef IRIX_HAS_MEM_FUNCS
  67 #undef RECALC_SIGPENDING_TAKES_VOID
  68 #undef STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
  69 #undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
  70 #undef STRUCT_FS_HAS_FS_ROLLED
  71 #undef STRUCT_INODE_HAS_I_DEVICES
  72 #undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
  73 #undef STRUCT_INODE_HAS_I_ALLOC_SEM
  74 #undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
  75 #undef STRUCT_TASK_STRUCT_HAS_PARENT
  76 #undef STRUCT_TASK_STRUCT_HAS_REAL_PARENT
  77 #undef STRUCT_TASK_STRUCT_HAS_SIG
  78 #undef STRUCT_TASK_STRUCT_HAS_SIGHAND
  79 #undef STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
  80 #undef ssize_t
  81 #undef HAVE_STRUCT_BUF
  82 #undef HAVE_ARPA_NAMESER_COMPAT_H
  83 /* glue for RedHat kernel bug */
  84 #undef ENABLE_REDHAT_BUILDSYS
  85 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
  86 #include "redhat-fix.h"
  87 #endif])
  88
  89 AC_CANONICAL_HOST
  90 SRCDIR_PARENT=`pwd`
  91
  92 #BOZO_SAVE_CORES pam
  93
  94 dnl System identity.
  95 AC_ARG_WITH([afs-sysname],
  96     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
  97
  98 dnl General feature options.
  99 AC_ARG_ENABLE([afsdb],
 100     [AS_HELP_STRING([--disable-afsdb], [disable AFSDB DNS RR support])],
 101     ,
 102     [enable_afsdb="yes"])
 103 AC_ARG_ENABLE([pam],
 104     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
 105     ,
 106     [enable_pam="yes"])
 107 AC_ARG_ENABLE([bos-restricted-mode],
 108     [AS_HELP_STRING([--enable-bos-restricted-mode],
 109         [enable bosserver restricted mode which disables certain bosserver
 110          functionality])],
 111     ,
 112     [enable_bos_restricted_mode="no"])
 113 AC_ARG_ENABLE([largefile-fileserver],
 114     [AS_HELP_STRING([--disable-largefile-fileserver],
 115         [disable large file support in fileserver])],
 116     ,
 117     [enable_largefile_fileserver="yes"])
 118 AC_ARG_ENABLE([namei-fileserver],
 119     [AS_HELP_STRING([--enable-namei-fileserver],
 120         [force compilation of namei fileserver in preference to inode
 121          fileserver])],
 122     ,
 123     [enable_namei_fileserver="default"])
 124 AC_ARG_ENABLE([cache-bypass],
 125     [AS_HELP_STRING([--enable-cache-bypass],
 126         [enable client support for cache bypass])],
 127     ,
 128     [enable_cache_bypass="no"])
 129 AC_ARG_ENABLE([supergroups],
 130     [AS_HELP_STRING([--enable-supergroups],
 131         [enable support for nested pts groups])],
 132     ,
 133     [enable_supergroups="no"])
 134 AC_ARG_ENABLE([fast-restart],
 135     [AS_HELP_STRING([--enable-fast-restart],
 136         [enable fast startup of file server without salvaging])],
 137     ,
 138     [enable_fast_restart="no"])
 139 AC_ARG_ENABLE([bitmap-later],
 140     [AS_HELP_STRING([--enable-bitmap-later],
 141         [enable fast startup of file server by not reading bitmap till
 142          needed])],
 143     ,
 144     [enable_bitmap_later="no"])
 145 AC_ARG_ENABLE([demand-attach-fs],
 146     [AS_HELP_STRING([--enable-demand-attach-fs],
 147         [enable Demand Attach Fileserver (please see documentation)])],
 148     ,
 149     [enable_demand_attach_fs="no"])
 150 AC_ARG_ENABLE([disconnected],
 151     [AS_HELP_STRING([--enable-disconnected],
 152         [enable disconnected support in cache manager (experimental)])],
 153     ,
 154     [enable_disconnected="no"])
 155 AC_ARG_ENABLE([unix-sockets],
 156     [AS_HELP_STRING([--enable-unix-sockets],
 157         [enable use of unix domain sockets for fssync])],
 158     ,
 159     [enable_unix_sockets="yes"])
 160 AC_ARG_ENABLE([full-vos-listvol-switch],
 161     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
 162         [disable vos full listvol switch for formatted output])],
 163     ,
 164     [enable_full_vos_listvol_switch="yes"])
 165 AC_ARG_ENABLE([icmp-pmtu-discovery],
 166     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
 167         [enable path MTU discovery by decoding ICMP unreachable replies])],
 168     ,
 169     [enable_icmp_pmtu_discovery="no"])
 170 AC_ARG_ENABLE([tivoli-tsm],
 171     [AS_HELP_STRING([--enable-tivoli-tsm],
 172         [enable use of the Tivoli TSM API libraries for butc support])],
 173     ,
 174     [enable_tivoli_tsm="no"])
 175 AC_ARG_ENABLE([pthreaded-ubik],
 176     [AS_HELP_STRING([--enable-pthreaded-ubik],
 177         [enable installation of pthreaded ubik applications (defaults to
 178          disabled)])],
 179     ,
 180     [enable_pthreaded_ubik="no"])
 181
 182 dnl Kernel module build options.
 183 AC_ARG_WITH([dux-kernel-headers],
 184     [AS_HELP_STRING([--with-dux-kernel-headers=path],
 185         [use the kernel headers found at path (optional, defaults to first
 186          match in /usr/sys)])])
 187 AC_ARG_WITH([linux-kernel-headers],
 188     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 189         [use the kernel headers found at path (optional, defaults to
 190          /usr/src/linux-2.4, then /usr/src/linux)])])
 191 AC_ARG_WITH([linux-kernel-build],
 192     [AS_HELP_STRING([--with-linux-kernel-build=path],
 193         [use the kernel build found at path(optional, defaults to
 194         /usr/src/linux-2.4, then /usr/src/linux)])])
 195 AC_ARG_WITH([bsd-kernel-headers],
 196     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 197         [use the kernel headers found at path (optional, defaults to
 198          /usr/src/sys)])])
 199 AC_ARG_WITH([bsd-kernel-build],
 200     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 201         [use the kernel build found at path (optional, defaults to
 202          KSRC/i386/compile/GENERIC)])])
 203 AC_ARG_WITH([linux-kernel-packaging],
 204     [AS_HELP_STRING([--with-linux-kernel-packaging],
 205         [use standard naming conventions to aid Linux kernel build packaging
 206          (disables MPS, sets the kernel module name to openafs.ko, and
 207          installs kernel modules into the standard Linux location)])],
 208     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 209      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 210     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 211 AC_ARG_ENABLE([kernel-module],
 212     [AS_HELP_STRING([--disable-kernel-module],
 213         [disable compilation of the kernel module (defaults to enabled)])],
 214     ,
 215     [enable_kernel_module="yes"])
 216 AC_ARG_ENABLE([redhat-buildsys],
 217     [AS_HELP_STRING([--enable-redhat-buildsys],
 218         [enable compilation of the redhat build system kernel (defaults to
 219          disabled)])],
 220     ,
 221     [enable_redhat_buildsys="no"])
 222
 223 dnl Installation locations.
 224 AC_ARG_ENABLE([transarc-paths],
 225     [AS_HELP_STRING([--enable-transarc-paths],
 226         [use Transarc style paths like /usr/afs and /usr/vice])],
 227     ,
 228     [enable_transarc_paths="no"])
 229
 230 dnl Optimization and debugging flags.
 231 AC_ARG_ENABLE([strip-binaries],
 232     [AS_HELP_STRING([--disable-strip-binaries],
 233         [disable stripping of symbol information from binaries (defaults to
 234          enabled)])],
 235     ,
 236     [enable_strip_binaries="maybe"])
 237 AC_ARG_ENABLE([debug],
 238     [AS_HELP_STRING([--enable-debug],
 239         [enable compilation of the user space code with debugging information
 240          (defaults to disabled)])],
 241     ,
 242     [enable_debug="no"])
 243 AC_ARG_ENABLE([optimize],
 244     [AS_HELP_STRING([--disable-optimize],
 245         [disable optimization for compilation of the user space code (defaults
 246          to enabled)])],
 247     ,
 248     [enable_optimize="yes"])
 249 AC_ARG_ENABLE([warnings],
 250     [AS_HELP_STRING([--enable-warnings],
 251         [enable compilation warnings when building with gcc (defaults to
 252          disabled)])],
 253     ,
 254     [enable_warnings="no"])
 255 AC_ARG_ENABLE([checking],
 256     [AS_HELP_STRING([--enable-checking],
 257         [turn compilation warnings into errors when building with gcc (defaults
 258          to disabled)])],
 259     [enable_checking="$enableval"],
 260     [enable_checking="no"])
 261 AC_ARG_ENABLE([debug-kernel],
 262     [AS_HELP_STRING([--enable-debug-kernel],
 263         [enable compilation of the kernel module with debugging information
 264          (defaults to disabled)])],
 265     ,
 266     [enable_debug_kernel="no"])
 267 AC_ARG_ENABLE([optimize-kernel],
 268     [AS_HELP_STRING([--disable-optimize-kernel],
 269         [disable compilation of the kernel module with optimization (defaults
 270          based on platform)])],
 271     ,
 272     [enable_optimize_kernel="yes"])
 273 AC_ARG_ENABLE([debug-lwp],
 274     [AS_HELP_STRING([--enable-debug-lwp],
 275         [enable compilation of the LWP code with debugging information
 276          (defaults to disabled)])],
 277     ,
 278     [enable_debug_lwp="no"])
 279 AC_ARG_ENABLE([optimize-lwp],
 280     [AS_HELP_STRING([--disable-optimize-lwp],
 281         [disable optimization for compilation of the LWP code (defaults to
 282          enabled)])],
 283     ,
 284     [enable_optimize_lwp="yes"])
 285 AC_ARG_ENABLE([debug-pam],
 286     [AS_HELP_STRING([--enable-debug-pam],
 287         [enable compilation of the PAM code with debugging information
 288          (defaults to disabled)])],
 289     ,
 290     [enable_debug_pam="no"])
 291 AC_ARG_ENABLE([optimize-pam],
 292     [AS_HELP_STRING([--disable-optimize-pam],
 293         [disable optimization for compilation of the PAM code (defaults to
 294          enabled)])],
 295     ,
 296     [enable_optimize_pam="yes"])
 297 AC_ARG_ENABLE([linux-syscall-probing],
 298     [AS_HELP_STRING([--disable-linux-syscall-probing],
 299         [disabling Linux syscall probing (defaults to enabled)])],
 300     ,
 301     [AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
 302         [define to enable syscall table probes])])
 303
 304
 305 AC_ARG_WITH([xslt-processor],
 306         AS_HELP_STRING([--with-xslt-processor=ARG],
 307         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
 308         XSLTPROC="$withval",
 309         XSLTPROC="libxslt")
 310
 311 AC_ARG_WITH([html-xsl],
 312         AS_HELP_STRING([--with-html-xsl],
 313         [build HTML documentation using Norman Walsh's DocBook XSL stylesheets (default is no; specify a path to chunk.xsl or docbook.xsl)]),
 314         HTML_XSL="$withval",
 315         HTML_XSL=no)
 316
 317 enable_login="no"
 318
 319 dnl weird ass systems
 320 dnl AC_AIX
 321 AC_ISC_POSIX
 322 dnl AC_MINIX
 323
 324 dnl Various compiler setup.
 325 AC_TYPE_PID_T
 326 AC_TYPE_SIZE_T
 327 COMPILER_HAS_FUNCTION_MACRO
 328
 329 dnl Checks for programs.
 330 AC_PROG_INSTALL
 331 AC_PROG_LN_S
 332 AC_PROG_RANLIB
 333 AC_PROG_YACC
 334 AM_PROG_LEX
 335
 336 OPENAFS_CHECK_BIGENDIAN
 337
 338 AC_MSG_CHECKING(your OS)
 339 system=$host
 340 case $system in
 341         *-linux*)
 342
 343                 MKAFS_OSTYPE=LINUX
 344                 if test "x$enable_redhat_buildsys" = "xyes"; then
 345                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 346                 fi
 347                 if test "x$enable_kernel_module" = "xyes"; then
 348                  if test "x$with_linux_kernel_headers" != "x"; then
 349                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 350                  else
 351                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 352                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 353                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 354                    fi
 355                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 356                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 357                    fi
 358                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 359                      LINUX_KERNEL_PATH="/usr/src/linux"
 360                    fi
 361                  fi
 362                  if test "x$with_linux_kernel_build" != "x"; then
 363                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 364                  else
 365                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 366                  fi
 367                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 368                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 369                  LINUX_VERSION="$linux_kvers"
 370                else
 371                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 372                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 373                   if test "x$linux_kvers" = "x"; then
 374                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 375                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 376                       if test "x$linux_kvers" = "x"; then
 377
 378                         AC_MSG_ERROR(Linux headers lack version definition [2])
 379                         exit 1
 380                       else
 381                         LINUX_VERSION="$linux_kvers"
 382                       fi
 383                     else
 384                       AC_MSG_ERROR(Linux headers lack version definition)
 385                       exit 1
 386                     fi
 387                   else
 388                     LINUX_VERSION="$linux_kvers"
 389                   fi
 390                  else
 391                     enable_kernel_module="no"
 392                  fi
 393                fi
 394                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 395                      enable_kernel_module="no"
 396                  fi
 397                  if test "x$enable_kernel_module" = "xno"; then
 398                   if test "x$with_linux_kernel_headers" != "x"; then
 399                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 400                    exit 1
 401                   else
 402                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 403                   fi
 404                  fi
 405                  dnl do we need to determine SUBARCH from autoconf.h
 406                  SUBARCH=default
 407                 fi
 408                 AC_MSG_RESULT(linux)
 409                 if test "x$enable_kernel_module" = "xyes"; then
 410                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 411                  if test "x${AFS_SYSKVERS}" = "x"; then
 412                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 413                  fi
 414                 fi
 415                 ;;
 416         *-solaris*)
 417                 MKAFS_OSTYPE=SOLARIS
 418                 AC_MSG_RESULT(sun4)
 419                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 420                 SOLARIS_PROC_HAS_P_COREFILE
 421                 SOLARIS_FS_HAS_FS_ROLLED
 422                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
 423                 ;;
 424         *-sunos*)
 425                 MKAFS_OSTYPE=SUNOS
 426                 enable_kernel_module=no
 427                 AC_MSG_RESULT(sun4)
 428                 ;;
 429         *-hpux*)
 430                 MKAFS_OSTYPE=HPUX
 431                 AC_MSG_RESULT(hp_ux)
 432                 if test -f "/usr/old/usr/include/ndir.h"; then
 433                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 434                 fi
 435                 ;;
 436         *-irix*)
 437                 if test -d /usr/include/sys/SN/SN1; then
 438                  IRIX_BUILD_IP35="IP35"
 439                 fi
 440                 MKAFS_OSTYPE=IRIX
 441                 AC_MSG_RESULT(sgi)
 442                 ;;
 443         *-aix*)
 444                 MKAFS_OSTYPE=AIX
 445                 AC_MSG_RESULT(rs_aix)
 446                 ;;
 447         *-osf*)
 448                 MKAFS_OSTYPE=DUX
 449                 AC_MSG_RESULT(alpha_dux)
 450                 ;;
 451         powerpc-*-darwin*)
 452                 MKAFS_OSTYPE=DARWIN
 453                 AC_MSG_RESULT(ppc_darwin)
 454                 ;;
 455         i386-*-darwin*)
 456                 MKAFS_OSTYPE=DARWIN
 457                 AC_MSG_RESULT(x86_darwin)
 458                 ;;
 459         i386-*-freebsd*)
 460                 MKAFS_OSTYPE=FBSD
 461                 AC_MSG_RESULT(i386_fbsd)
 462                 ;;
 463         x86_64-*-freebsd*)
 464                 MKAFS_OSTYPE=FBSD
 465                 AC_MSG_RESULT(amd64_fbsd)
 466                 ;;
 467         *-netbsd*)
 468                 MKAFS_OSTYPE=NBSD
 469                 AC_MSG_RESULT(nbsd)
 470                 ;;
 471         x86_64-*-openbsd*)
 472                 MKAFS_OSTYPE=OBSD
 473                 AC_MSG_RESULT(amd64_obsd)
 474                 ;;
 475         i386-openbsd*)
 476                 MKAFS_OSTYPE=OBSD
 477                 AC_MSG_RESULT(i386_obsd)
 478                 ;;
 479         *-dragonfly*)
 480                 MKAFS_OSTYPE=DFBSD
 481                 AC_MSG_RESULT(i386_dfbsd)
 482                 ;;
 483         *)
 484                 AC_MSG_RESULT($system)
 485                 ;;
 486 esac
 487
 488 if test "x$with_afs_sysname" != "x"; then
 489         AFS_SYSNAME="$with_afs_sysname"
 490 else
 491         AC_MSG_CHECKING(your AFS sysname)
 492         case $host in
 493                 i?86-*-openbsd?.?)
 494                         v=${host#*openbsd}
 495                         vM=${v%.*}
 496                         vm=${v#*.}
 497                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 498                         ;;
 499                 sparc64-*-openbsd?.?)
 500                         v=${host#*openbsd}
 501                         vM=${v%.*}
 502                         vm=${v#*.}
 503                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 504                         ;;
 505                 x86_64-*-openbsd?.?)
 506                         v=${host#*openbsd}
 507                         vM=${v%.*}
 508                         vm=${v#*.}
 509                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
 510                         ;;
 511                 i?86-*-freebsd?.*)
 512                         v=${host#*freebsd}
 513                         vM=${v%.*}
 514                         vm=${v#*.}
 515                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 516                         ;;
 517                 x86_64-*-freebsd?.*)
 518                         v=${host#*freebsd}
 519                         vM=${v%.*}
 520                         vm=${v#*.}
 521                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 522                         ;;
 523                 i386-*-dragonfly2.2*)
 524                         AFS_SYSNAME="i386_dfbsd_23"
 525                         ;;
 526                 i386-*-dragonfly2.3*)
 527                         AFS_SYSNAME="i386_dfbsd_23"
 528                         ;;
 529                 i?86-*-netbsd*1.5*)
 530                         AFS_SYSNAME="i386_nbsd15"
 531                         ;;
 532                 alpha-*-netbsd*1.5*)
 533                         AFS_SYSNAME="alpha_nbsd15"
 534                         ;;
 535                 i?86-*-netbsd*1.6[[M-Z]]*)
 536                         AFS_SYSNAME="i386_nbsd20"
 537                         ;;
 538                 powerpc-*-netbsd*1.6[[M-Z]]*)
 539                         AFS_SYSNAME="ppc_nbsd20"
 540                         ;;
 541                 i?86-*-netbsd*2.0*)
 542                         AFS_SYSNAME="i386_nbsd20"
 543                         ;;
 544                 amd64-*-netbsd*2.0*)
 545                         AFS_SYSNAME="amd64_nbsd20"
 546                         ;;
 547                 x86_64-*-netbsd*3.[[0-8]]*)
 548 # XXX AFS_PARAM_COMMON handled separately, redundant?
 549                         AFS_PARAM_COMMON=param.nbsd30.h
 550                         AFS_SYSNAME="amd64_nbsd30"
 551                         ;;
 552                 x86_64-*-netbsd*4.[[0-8]]*)
 553 # XXX AFS_PARAM_COMMON handled separately, redundant?
 554                         AFS_PARAM_COMMON=param.nbsd40.h
 555                         AFS_SYSNAME="amd64_nbsd40"
 556                         ;;
 557                 powerpc-*-netbsd*2.0*)
 558                         AFS_SYSNAME="ppc_nbsd20"
 559                         ;;
 560                 i?86-*-netbsd*1.6*)
 561                         AFS_SYSNAME="i386_nbsd16"
 562                         ;;
 563                 alpha-*-netbsd*1.6*)
 564                         AFS_SYSNAME="alpha_nbsd16"
 565                         ;;
 566                 powerpc-*-netbsd*1.6*)
 567                         AFS_SYSNAME="ppc_nbsd16"
 568                         ;;
 569                 i?86-*-netbsd*2.1*)
 570                         AFS_SYSNAME="i386_nbsd21"
 571                         ;;
 572                 i?86-*-netbsd*2.99*)
 573                         AFS_SYSNAME="i386_nbsd30"
 574                         ;;
 575                 i?86-*-netbsd*3.[[0-8]]*)
 576                         AFS_SYSNAME="i386_nbsd30"
 577                         ;;
 578                 i?86-*-netbsd*3.99*)
 579                         AFS_SYSNAME="i386_nbsd30"
 580                         ;;
 581                 i?86-*-netbsd*4.[[0-8]]*)
 582                         AFS_SYSNAME="i386_nbsd40"
 583                         ;;
 584                 i?86-*-netbsd*4.99*)
 585                         AFS_SYSNAME="i386_nbsd40"
 586                         ;;
 587                 hppa*-hp-hpux11.0*)
 588                         AFS_SYSNAME="hp_ux110"
 589                         ;;
 590                 hppa*-hp-hpux11.11)
 591                         AFS_SYSNAME="hp_ux11i"
 592                         ;;
 593                 hppa*-hp-hpux11.23)
 594                         AFS_SYSNAME="hp_ux1123"
 595                         ;;
 596                 ia64-hp-hpux11.22)
 597                         AFS_SYSNAME="ia64_hpux1122"
 598                         ;;
 599                 ia64-hp-hpux*)
 600                         AFS_SYSNAME="ia64_hpux1123"
 601                         ;;
 602                 hppa*-hp-hpux10*)
 603                         AFS_SYSNAME="hp_ux102"
 604                         ;;
 605                 powerpc-apple-darwin1.2*)
 606                         AFS_SYSNAME="ppc_darwin_12"
 607                         ;;
 608                 powerpc-apple-darwin1.3*)
 609                         AFS_SYSNAME="ppc_darwin_13"
 610                         ;;
 611                 powerpc-apple-darwin1.4*)
 612                         AFS_SYSNAME="ppc_darwin_14"
 613                         ;;
 614                 powerpc-apple-darwin5.1*)
 615                         AFS_SYSNAME="ppc_darwin_14"
 616                         ;;
 617                 powerpc-apple-darwin5.2*)
 618                         AFS_SYSNAME="ppc_darwin_14"
 619                         ;;
 620                 powerpc-apple-darwin5.3*)
 621                         AFS_SYSNAME="ppc_darwin_14"
 622                         ;;
 623                 powerpc-apple-darwin5.4*)
 624                         AFS_SYSNAME="ppc_darwin_14"
 625                         ;;
 626                 powerpc-apple-darwin5.5*)
 627                         AFS_SYSNAME="ppc_darwin_14"
 628                         ;;
 629                 powerpc-apple-darwin6.0*)
 630                         AFS_SYSNAME="ppc_darwin_60"
 631                         ;;
 632                 powerpc-apple-darwin6.1*)
 633                         AFS_SYSNAME="ppc_darwin_60"
 634                         ;;
 635                 powerpc-apple-darwin6.2*)
 636                         AFS_SYSNAME="ppc_darwin_60"
 637                         ;;
 638                 powerpc-apple-darwin6.3*)
 639                         AFS_SYSNAME="ppc_darwin_60"
 640                         ;;
 641                 powerpc-apple-darwin6.4*)
 642                         AFS_SYSNAME="ppc_darwin_60"
 643                         ;;
 644                 powerpc-apple-darwin6.5*)
 645                         AFS_SYSNAME="ppc_darwin_60"
 646                         ;;
 647                 powerpc-apple-darwin7.0*)
 648                         AFS_SYSNAME="ppc_darwin_70"
 649                         ;;
 650                 powerpc-apple-darwin7.1*)
 651                         AFS_SYSNAME="ppc_darwin_70"
 652                         ;;
 653                 powerpc-apple-darwin7.2*)
 654                         AFS_SYSNAME="ppc_darwin_70"
 655                         ;;
 656                 powerpc-apple-darwin7.3*)
 657                         AFS_SYSNAME="ppc_darwin_70"
 658                         ;;
 659                 powerpc-apple-darwin7.4*)
 660                         AFS_SYSNAME="ppc_darwin_70"
 661                         ;;
 662                 powerpc-apple-darwin7.5*)
 663                         AFS_SYSNAME="ppc_darwin_70"
 664                         ;;
 665                 powerpc-apple-darwin8.0*)
 666                         AFS_SYSNAME="ppc_darwin_80"
 667                         ;;
 668                 powerpc-apple-darwin8.*)
 669                         AFS_SYSNAME="ppc_darwin_80"
 670                         ;;
 671                 i386-apple-darwin8.*)
 672                         AFS_SYSNAME="x86_darwin_80"
 673                         ;;
 674                 powerpc-apple-darwin9.*)
 675                         AFS_SYSNAME="ppc_darwin_90"
 676                         ;;
 677                 i386-apple-darwin9.*)
 678                         AFS_SYSNAME="x86_darwin_90"
 679                         ;;
 680                 i?86-apple-darwin10.*)
 681                         AFS_SYSNAME="x86_darwin_100"
 682                         ;;
 683                 sparc-sun-solaris2.5*)
 684                         AFS_SYSNAME="sun4x_55"
 685                         enable_login="yes"
 686                         ;;
 687                 sparc-sun-solaris2.6)
 688                         AFS_SYSNAME="sun4x_56"
 689                         ;;
 690                 sparc-sun-solaris2.7)
 691                         AFS_SYSNAME="sun4x_57"
 692                         ;;
 693                 sparc-sun-solaris2.8)
 694                         AFS_SYSNAME="sun4x_58"
 695                         ;;
 696                 sparc-sun-solaris2.9)
 697                         AFS_SYSNAME="sun4x_59"
 698                         ;;
 699                 sparc-sun-solaris2.10)
 700                         AFS_SYSNAME="sun4x_510"
 701                         ;;
 702                 sparc-sun-solaris2.11)
 703                         AFS_SYSNAME="sun4x_511"
 704                         ;;
 705                 sparc-sun-sunos4*)
 706                         AFS_SYSNAME="sun4_413"
 707                         enable_login="yes"
 708                         ;;
 709                 i386-pc-solaris2.7)
 710                         AFS_SYSNAME="sunx86_57"
 711                         ;;
 712                 i386-pc-solaris2.8)
 713                         AFS_SYSNAME="sunx86_58"
 714                         ;;
 715                 i386-pc-solaris2.9)
 716                         AFS_SYSNAME="sunx86_59"
 717                         ;;
 718                 i386-pc-solaris2.10)
 719                         AFS_SYSNAME="sunx86_510"
 720                         ;;
 721                 i386-pc-solaris2.11)
 722                         AFS_SYSNAME="sunx86_511"
 723                         ;;
 724                 alpha*-dec-osf4.0*)
 725                         AFS_SYSNAME="alpha_dux40"
 726                         ;;
 727                 alpha*-dec-osf5.0*)
 728                         AFS_SYSNAME="alpha_dux50"
 729                         ;;
 730                 alpha*-dec-osf5.1*)
 731                         AFS_SYSNAME="alpha_dux51"
 732                         ;;
 733                 mips-sgi-irix6.5)
 734                         AFS_SYSNAME="sgi_65"
 735                         ;;
 736                 ia64-*-linux*)
 737                         AFS_SYSNAME="ia64_linuxXX"
 738                         ;;
 739                 powerpc-*-linux*)
 740                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 741                         ;;
 742                 powerpc64-*-linux*)
 743                         AFS_SYSNAME="ppc64_linuxXX"
 744                         ;;
 745                 alpha*-linux*)
 746                         AFS_SYSNAME="alpha_linux_XX"
 747                         ;;
 748                 s390-*-linux*)
 749                         AFS_SYSNAME="s390_linuxXX"
 750                         ;;
 751                 s390x-*-linux*)
 752                         AFS_SYSNAME="s390x_linuxXX"
 753                         ;;
 754                 sparc-*-linux*)
 755                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 756                         ;;
 757                 sparc64-*-linux*)
 758                         AFS_SYSNAME="sparc64_linuxXX"
 759                         ;;
 760                 i?86-*-linux*)
 761                         AFS_SYSNAME="i386_linuxXX"
 762                         ;;
 763                 arm*-linux*)
 764                         AFS_SYSNAME="arm_linuxXX"
 765                         ;;
 766                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 767                         AFS_SYSNAME="parisc_linuxXX"
 768                         enable_pam="no"
 769                         ;;
 770                 power*-ibm-aix4.2*)
 771                         AFS_SYSNAME="rs_aix42"
 772                         enable_pam="no"
 773                         ;;
 774                 power*-ibm-aix4.3*)
 775                         AFS_SYSNAME="rs_aix42"
 776                         enable_pam="no"
 777                         ;;
 778                 power*-ibm-aix5.1*)
 779                         AFS_SYSNAME="rs_aix51"
 780                         enable_pam="no"
 781                         ;;
 782                 power*-ibm-aix5.2*)
 783                         AFS_SYSNAME="rs_aix52"
 784                         enable_pam="no"
 785                         ;;
 786                 power*-ibm-aix5.3*)
 787                         AFS_SYSNAME="rs_aix53"
 788                         enable_pam="no"
 789                         ;;
 790                 power*-ibm-aix6.1*)
 791                         AFS_SYSNAME="rs_aix61"
 792                         enable_pam="no"
 793                         ;;
 794                 x86_64-*-linux-gnu)
 795                         AFS_SYSNAME="amd64_linuxXX"
 796                         enable_pam="yes"
 797                         ;;
 798                 *)
 799                         AC_MSG_ERROR(An AFS sysname is required)
 800                         exit 1
 801                         ;;
 802         esac
 803         case $AFS_SYSNAME in
 804                 *_linux* | *_umlinux*)
 805                         if test "x${AFS_SYSKVERS}" = "x"; then
 806                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 807                         fi
 808                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 809                         AFS_SYSNAME="$_AFS_SYSNAME"
 810                         save_CPPFLAGS="$CPPFLAGS"
 811                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 812                         AC_TRY_COMPILE(
 813                          [#include <linux/autoconf.h>],
 814                          [#ifndef CONFIG_USERMODE
 815                           #error not UML
 816                           #endif],
 817                          ac_cv_linux_is_uml=yes,)
 818                         if test "${ac_cv_linux_is_uml}" = yes; then
 819                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 820                         fi
 821                         CPPFLAGS="$save_CPPFLAGS"
 822                         AFS_SYSNAME="$_AFS_SYSNAME"
 823                         ;;
 824         esac
 825         AC_MSG_RESULT($AFS_SYSNAME)
 826 fi
 827
 828 dnl Some hosts have a separate common param file they should include.  Figure
 829 dnl out if we're on one of them now that we know the sysname.
 830 case $AFS_SYSNAME in
 831     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 832     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 833     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 834     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 835     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 836     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 837     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
 838     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
 839     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
 840     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
 841     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
 842     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
 843     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
 844     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
 845     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
 846     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
 847     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
 848     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
 849     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
 850     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
 851     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
 852     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 853     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 854     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 855 esac
 856
 857 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 858
 859                 # Add (sub-) architecture-specific paths needed by conftests
 860                 case $AFS_SYSNAME  in
 861                         *_umlinux26)
 862                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 863                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 864                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 865                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 866                 esac
 867
 868                 if test "x$enable_kernel_module" = "xyes"; then
 869                  if test "x$enable_debug_kernel" = "xno"; then
 870                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 871                  fi
 872                  OPENAFS_GCC_SUPPORTS_MARCH
 873                  AC_SUBST(P5PLUS_KOPTS)
 874                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 875                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 876                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 877                  OPENAFS_GCC_SUPPORTS_PIPE
 878                  AC_SUBST(LINUX_GCC_KOPTS)
 879                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 880                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 881                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 882                  )
 883
 884                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 885                  LINUX_KERNEL_COMPILE_WORKS
 886                  LINUX_EXPORTS_FIND_TASK_BY_PID
 887                  LINUX_EXPORTS_PROC_ROOT_FS
 888                  LINUX_HAVE_CURRENT_KERNEL_TIME
 889                  LINUX_HAVE_WRITE_BEGIN_AOP
 890                  LINUX_HAVE_BDI_INIT
 891                  LINUX_KMEM_CACHE_INIT
 892                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
 893                  LINUX_STRUCT_TASK_HAS_CRED
 894                  LINUX_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
 895                  LINUX_HAVE_KMEM_CACHE_T
 896                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 897                  LINUX_D_PATH_TAKES_STRUCT_PATH
 898                  LINUX_NEW_EXPORT_OPS
 899                  LINUX_CONFIG_H_EXISTS
 900                  LINUX_COMPLETION_H_EXISTS
 901                  LINUX_SEMAPHORE_H_EXISTS
 902                  LINUX_EXPORTFS_H_EXISTS
 903                  LINUX_DEFINES_FOR_EACH_PROCESS
 904                  LINUX_DEFINES_PREV_TASK
 905                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 906                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 907                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 908                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 909                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 910                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 911                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 912                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 913                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 914                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 915                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 916                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 917                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 918                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 919                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 920                  LINUX_INODE_SETATTR_RETURN_TYPE
 921                  LINUX_WRITE_INODE_RETURN_TYPE
 922                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 923                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 924                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 925                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 926                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 927                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 928                  LINUX_AOP_WRITEBACK_CONTROL
 929                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 930                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 931                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 932                  LINUX_KERNEL_LINUX_SYSCALL_H
 933                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 934                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 935                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
 936                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
 937                  LINUX_KERNEL_SELINUX
 938                  LINUX_KERNEL_SOCK_CREATE
 939                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 940                  LINUX_KERNEL_HLIST_UNHASHED
 941                  LINUX_KEY_TYPE_H_EXISTS
 942                  LINUX_EXPORTS_KEY_TYPE_KEYRING
 943                  LINUX_KEYS_HAVE_SESSION_TO_PARENT
 944                  LINUX_NEED_RHCONFIG
 945                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 946                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 947                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 948                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 949                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 950                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 951                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 952                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 953                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 954                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 955                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 956                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 957                  LINUX_EXPORTS_TASKLIST_LOCK
 958                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 959                  LINUX_STATFS_TAKES_DENTRY
 960                  LINUX_FREEZER_H_EXISTS
 961                  LINUX_HAVE_SVC_ADDR_IN
 962                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 963                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 964                  fi
 965                  LINUX_REFRIGERATOR
 966                  LINUX_LINUX_KEYRING_SUPPORT
 967                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 968                  LINUX_KEY_ALLOC_NEEDS_CRED
 969                  LINUX_DO_SYNC_READ
 970                  LINUX_GENERIC_FILE_AIO_READ
 971                  LINUX_INIT_WORK_HAS_DATA
 972                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 973                  LINUX_SYSCTL_TABLE_CHECKING
 974                  LINUX_HAVE_IGET
 975                  if test "x$ac_cv_linux_have_iget" = "xno"; then
 976                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
 977                  fi
 978                  LINUX_HAVE_I_SIZE_READ
 979                  LINUX_HAVE_D_ALLOC_ANON
 980                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
 981                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
 982                  fi
 983                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 984                  LINUX_EXPORTS_INIT_MM
 985                  LINUX_EXPORTS_SYS_CHDIR
 986                  LINUX_EXPORTS_SYS_CLOSE
 987                  LINUX_EXPORTS_SYS_OPEN
 988                  LINUX_EXPORTS_SYS_WAIT4
 989                  LINUX_EXPORTS_RCU_READ_LOCK
 990                  if test "x$with_linux_kernel_packaging" = "xno" ; then
 991                    LINUX_WHICH_MODULES
 992                  else
 993                    AC_SUBST(MPS,'SP')
 994                  fi
 995                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 996                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 997                    ac_cv_linux_exports_sys_call_table=no
 998                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 999                      ac_cv_linux_exports_ia32_sys_call_table=yes
1000                    fi
1001                  else
1002                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1003                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1004                    LINUX_EXPORTS_SYS_CALL_TABLE
1005                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1006                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1007                          linux_syscall_method=none
1008                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1009                             linux_syscall_method=scan
1010                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1011                                linux_syscall_method=scan_with_kallsyms_address
1012                             fi
1013                          fi
1014                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1015                             linux_syscall_method=kallsyms_symbol
1016                          fi
1017                          if test "x$linux_syscall_method" = "xnone"; then
1018                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1019                             linux_syscall_method=scan
1020                          fi
1021                    fi
1022                  fi
1023                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1024                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1025                  fi
1026                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1027                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1028                  fi
1029                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1030                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1031                  fi
1032                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
1033                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
1034                  fi
1035                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1036                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1037                  fi
1038                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1039                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1040                  fi
1041                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1042                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1043                  fi
1044                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1045                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1046                  fi
1047                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1048                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1049                  fi
1050                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1051                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1052                  fi
1053                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1054                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1055                  fi
1056                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1057                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1058                  fi
1059                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1060                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1061                  fi
1062                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1063                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1064                  fi
1065                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1066                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1067                  fi
1068                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1069                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1070                  fi
1071                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1072                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1073                  fi
1074                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1075                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1076                  fi
1077                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1078                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1079                  fi
1080                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1081                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1082                  fi
1083                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
1084                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1085                  fi
1086                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
1087                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1088                  fi
1089                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
1090                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1091                  fi
1092                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1093                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1094                  fi
1095                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1096                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1097                  fi
1098                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1099                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1100                  fi
1101                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1102                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1103                  fi
1104                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1105                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1106                  fi
1107                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1108                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1109                  fi
1110                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1111                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1112                  fi
1113                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1114                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1115                  fi
1116                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1117                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1118                  fi
1119                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1120                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1121                  fi
1122                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1123                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1124                  fi
1125                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1126                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1127                  fi
1128                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1129                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1130                  fi
1131                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1132                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1133                  fi
1134                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1135                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1136                  fi
1137                  if test "x$ac_linux_syscall" = "xyes" ; then
1138                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1139                  fi
1140                  if test "x$ac_linux_seq_file" = "xyes" ; then
1141                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1142                  fi
1143                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1144                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1145                  fi
1146                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1147                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1148                  fi
1149                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1150                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1151                  fi
1152                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1153                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1154                  fi
1155                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1156                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1157                  fi
1158                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1159                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1160                  fi
1161                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1162                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1163                  fi
1164                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1165                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1166                  fi
1167                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1168                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1169                  fi
1170                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1171                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1172                  fi
1173                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1174                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1175                  fi
1176                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1177                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1178                  fi
1179                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1180                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1181                  fi
1182                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1183                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1184                  fi
1185                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1186                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1187                  fi
1188                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1189                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1190                  fi
1191                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1192                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1193                  fi
1194                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1195                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1196                  fi
1197                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1198                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1199                  fi
1200                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1201                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1202                  fi
1203                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1204                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1205                  fi
1206                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1207                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1208                  fi
1209                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1210                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1211                  fi
1212                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1213                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1214                  fi
1215                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1216                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1217                  fi
1218                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1219                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1220                  fi
1221                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1222                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1223                  fi
1224                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1225                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1226                  fi
1227                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1228                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1229                  fi
1230                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1231                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1232                  fi
1233                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1234                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1235                  fi
1236                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1237                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1238                  fi
1239                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1240                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1241                  fi
1242                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1243                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1244                  fi
1245                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1246                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1247                  else
1248                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1249                  fi
1250                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1251                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1252                  fi
1253                 :
1254                 fi
1255 esac
1256
1257 case $AFS_SYSNAME in
1258         *_darwin*)
1259                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1260                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1261                 dnl the test below fails on darwin, even if the CPPFLAGS below
1262                 dnl are added. the headers from Kernel.framework must be used
1263                 dnl when KERNEL is defined.
1264
1265                 dnl really, such a thing isn't guaranteed to work on any
1266                 dnl platform until the kernel cflags from MakefileProto are
1267                 dnl known to configure
1268                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1269                 ;;
1270         *)
1271 AC_MSG_CHECKING(for definition of struct buf)
1272 dnl save_CPPFLAGS="$CPPFLAGS"
1273 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1274 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1275         ac_cv_have_struct_buf=no
1276         AC_TRY_COMPILE(
1277                 [#include <sys/buf.h>],
1278                 [struct buf x;
1279                 printf("%d\n", sizeof(x));],
1280                 ac_cv_have_struct_buf=yes,)
1281         ]
1282 )
1283 dnl CPPFLAGS="$save_CPPFLAGS"
1284 AC_MSG_RESULT($ac_cv_have_struct_buf)
1285 if test "$ac_cv_have_struct_buf" = yes; then
1286         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1287 fi
1288 ;;
1289 esac
1290
1291
1292 AC_CACHE_VAL(ac_cv_sockaddr_len,
1293 [
1294 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1295 AC_TRY_COMPILE( [#include <sys/types.h>
1296 #include <sys/socket.h>],
1297 [struct sockaddr *a;
1298 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1299 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1300 if test "$ac_cv_sockaddr_len" = "yes"; then
1301    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1302 fi
1303 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1304         echo Skipping library tests because they confuse Irix.
1305 else
1306   AC_SEARCH_LIBS([socket], [socket inet])
1307   AC_SEARCH_LIBS([connect], [nsl])
1308   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1309
1310   dnl darwin wants it, aix hates it
1311   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1312   AC_TRY_COMPILE([
1313   #include <stdlib.h>
1314   #include <stdio.h>
1315   #include <sys/types.h>
1316   #include <sys/socket.h>
1317   #include <netinet/in.h>
1318   #include <arpa/inet.h>
1319   #include <arpa/nameser.h>
1320   #include <arpa/nameser_compat.h>
1321   #include <resolv.h>
1322   ], [static int i; i = 0;],
1323   [AC_MSG_RESULT(yes)
1324    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1325   [AC_MSG_RESULT(no)
1326    ])
1327
1328   openafs_save_libs="$LIBS"
1329   AC_MSG_CHECKING([for res_search])
1330   AC_FUNC_RES_SEARCH
1331
1332   if test "$ac_cv_func_res_search" = no; then
1333       for lib in dns nsl resolv; do
1334         if test "$ac_cv_func_res_search" != yes; then
1335           LIBS="-l$lib $LIBS"
1336           AC_FUNC_RES_SEARCH
1337           LIBS="$openafs_save_libs"
1338         fi
1339       done
1340       if test "$ac_cv_func_res_search" = yes; then
1341         LIB_res_search="-l$lib"
1342         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1343         AC_MSG_RESULT([yes, in lib$lib])
1344       else
1345         AC_MSG_RESULT(no)
1346       fi
1347   else
1348     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1349     AC_MSG_RESULT(yes)
1350   fi
1351
1352 fi
1353
1354 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1355 [
1356 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1357 AC_TRY_COMPILE( [#include <sys/types.h>
1358 #include <sys/socket.h>
1359 #include <netinet/in.h>],
1360 [int on=1;
1361 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1362 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1363 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1364    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1365 fi
1366
1367 PTHREAD_LIBS=error
1368 if test "x$MKAFS_OSTYPE" = OBSD; then
1369         PTHREAD_LIBS="-pthread"
1370 fi
1371 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1372         PTHREAD_LIBS="-pthread"
1373 fi
1374 if test "x$PTHREAD_LIBS" = xerror; then
1375         AC_CHECK_LIB(pthread, pthread_attr_init,
1376                 PTHREAD_LIBS="-lpthread")
1377 fi
1378 if test "x$PTHREAD_LIBS" = xerror; then
1379         AC_CHECK_LIB(pthreads, pthread_attr_init,
1380                 PTHREAD_LIBS="-lpthreads")
1381 fi
1382 if test "x$PTHREAD_LIBS" = xerror; then
1383         AC_CHECK_LIB(c_r, pthread_attr_init,
1384                 PTHREAD_LIBS="-lc_r")
1385 fi
1386 if test "x$PTHREAD_LIBS" = xerror; then
1387         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1388 fi
1389 if test "x$PTHREAD_LIBS" = xerror; then
1390         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1391         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1392                 PTHREAD_LIBS="-lpthread")
1393 fi
1394 if test "x$PTHREAD_LIBS" = xerror; then
1395         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1396 fi
1397 AC_SUBST(PTHREAD_LIBS)
1398
1399 HOST_CPU="$host_cpu"
1400
1401 if test "x$with_bsd_kernel_headers" != "x"; then
1402         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1403 else
1404         BSD_KERNEL_PATH="/usr/src/sys"
1405 fi
1406
1407 if test "x$with_bsd_kernel_build" != "x"; then
1408         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1409 else
1410         case $AFS_SYSNAME in
1411                 *_fbsd_4?)
1412                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1413                         ;;
1414                 *_fbsd_*)
1415                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1416                         ;;
1417         esac
1418 fi
1419
1420 # Fast restart
1421 if test "$enable_supergroups" = "yes"; then
1422         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1423 fi
1424
1425 if test "$enable_fast_restart" = "yes"; then
1426         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1427 fi
1428
1429 if test "$enable_bitmap_later" = "yes"; then
1430         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1431 fi
1432
1433 if test "$enable_demand_attach_fs" = "yes"; then
1434         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1435         DEMAND_ATTACH="yes"
1436 else
1437         DEMAND_ATTACH="no"
1438 fi
1439 AC_SUBST(DEMAND_ATTACH)
1440
1441 if test "$enable_disconnected" = "yes"; then
1442         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1443 fi
1444
1445 if test "$enable_unix_sockets" = "yes"; then
1446         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1447         USE_UNIX_SOCKETS="yes"
1448 else
1449         USE_UNIX_SOCKETS="no"
1450 fi
1451 AC_SUBST(USE_UNIX_SOCKETS)
1452
1453 if test "$enable_fast_restart" = "yes" &&
1454    test "$enable_demand_attach_fs" = "yes" ; then
1455         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.])
1456         exit 1
1457 fi
1458
1459 if test "$enable_full_vos_listvol_switch" = "yes"; then
1460         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1461 fi
1462
1463 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1464    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1465         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1466    fi
1467 fi
1468
1469 if test "$enable_bos_restricted_mode" = "yes"; then
1470         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1471 fi
1472
1473 if test "$enable_largefile_fileserver" = "yes"; then
1474         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1475 fi
1476
1477 if test "$enable_cache_bypass" = "yes"; then
1478         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1479 fi
1480
1481 if test "$enable_namei_fileserver" = "yes"; then
1482         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1483         VFSCK=""
1484 else
1485         if test "$enable_namei_fileserver" = "default"; then
1486                 case $host in
1487                         *-solaris2.10*)
1488                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1489                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1490                                 VFSCK=""
1491                                 ;;
1492                         *-solaris2.11*)
1493                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1494                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1495                                 VFSCK=""
1496                                 ;;
1497                         *)
1498                                 VFSCK="vfsck"
1499                                 ;;
1500                 esac
1501         else
1502                 VFSCK="vfsck"
1503         fi
1504 fi
1505
1506 if test "$enable_afsdb" = "yes"; then
1507         LIB_AFSDB="$LIB_res_search"
1508         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1509 fi
1510
1511 dnl check for tivoli
1512 AC_MSG_CHECKING(for tivoli tsm butc support)
1513 XBSA_CFLAGS=""
1514 if test "$enable_tivoli_tsm" = "yes"; then
1515         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1516         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1517         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1518         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1519
1520         if test -r "$XBSADIR3/dsmapifp.h"; then
1521                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1522                 XBSA_XLIBS="-ldl"
1523                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1524         elif test -r "$XBSADIR4/dsmapifp.h"; then
1525                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1526                 XBSA_XLIBS="-ldl"
1527                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1528         elif test -r "$XBSADIR1/xbsa.h"; then
1529                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1530                 XBSA_XLIBS=""
1531                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1532         elif test -r "$XBSADIR2/xbsa.h"; then
1533                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1534                 XBSA_XLIBS=""
1535                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1536         else
1537                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1538         fi
1539 else
1540         AC_MSG_RESULT([no])
1541 fi
1542 AC_SUBST(XBSA_CFLAGS)
1543 AC_SUBST(XBSA_XLIBS)
1544
1545 dnl checks for header files.
1546 AC_HEADER_STDC
1547 AC_HEADER_SYS_WAIT
1548 AC_HEADER_DIRENT
1549 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h grp.h)
1550 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1551 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1552 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1553 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h sys/ipc.h)
1554 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1555 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1556
1557 AC_CHECK_TYPES([fsblkcnt_t],,,[
1558 #include <sys/types.h>
1559 #ifdef HAVE_SYS_BITYPES_H
1560 #include <sys/bitypes.h>
1561 #endif
1562 #ifdef HAVE_SYS_STATFS_H
1563 #include <sys/statfs.h>
1564 #endif
1565 #ifdef HAVE_SYS_STATVFS_H
1566 #include <sys/statvfs.h>
1567 #endif
1568 ])
1569
1570 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1571 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1572         case $AFS_SYSNAME in
1573         sgi_*)
1574                 HAVE_PAM="no"
1575                 ;;
1576         *)
1577                 HAVE_PAM="yes"
1578                 ;;
1579         esac
1580 else
1581         HAVE_PAM="no"
1582 fi
1583 AC_SUBST(HAVE_PAM)
1584
1585 if test "$enable_login" = yes; then
1586         BUILD_LOGIN="yes"
1587 else
1588         BUILD_LOGIN="no"
1589 fi
1590 AC_SUBST(BUILD_LOGIN)
1591
1592 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1593 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1594 AC_CHECK_FUNCS(setvbuf vsyslog getcwd)
1595 AC_CHECK_FUNCS(regcomp regexec regerror)
1596 AC_MSG_CHECKING([for POSIX regex library])
1597 if test "$ac_cv_header_regex_h" = "yes" && \
1598         test "$ac_cv_func_regcomp" = "yes" && \
1599         test "$ac_cv_func_regexec" = "yes" && \
1600         test "$ac_cv_func_regerror" = "yes"; then
1601     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1602     AC_MSG_RESULT(yes)
1603 else
1604     AC_MSG_RESULT(no)
1605 fi
1606
1607 AC_TYPE_SOCKLEN_T
1608 AC_TYPE_SIGNAL
1609 AC_TYPE_INTPTR_T
1610 AC_TYPE_UINTPTR_T
1611 AC_CHECK_TYPE(ssize_t, int)
1612 AC_CHECK_TYPES(sig_t, , ,
1613   [#include <sys/types.h>
1614    #include <signal.h> ])
1615 AC_CHECK_TYPE([sig_atomic_t], ,
1616     [AC_DEFINE([sig_atomic_t], [int],
1617         [Define to int if <signal.h> does not define.])],
1618 [#include <sys/types.h>
1619 #include <signal.h>])
1620 AC_SIZEOF_TYPE(long)
1621
1622 AC_CHECK_FUNCS(timegm)
1623 AC_CHECK_FUNCS(daemon)
1624
1625 dnl Directory PATH handling
1626 if test "x$enable_transarc_paths" = "xyes"  ; then
1627     afsconfdir=${afsconfdir=/usr/afs/etc}
1628     viceetcdir=${viceetcdir=/usr/vice/etc}
1629     afskerneldir=${afskerneldir=${viceetcdir}}
1630     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1631     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1632     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1633     afsdbdir=${afsdbdir=/usr/afs/db}
1634     afslogsdir=${afslogsdir=/usr/afs/logs}
1635     afslocaldir=${afslocaldir=/usr/afs/local}
1636     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1637     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1638     afsdatadir=${afsdatadir=/usr/vice/etc}
1639 else
1640     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1641     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1642     afskerneldir=${afskerneldir='${libdir}/openafs'}
1643     afssrvbindir=${afssrvbindir='${bindir}'}
1644     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1645     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1646     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1647     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1648     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1649     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1650     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1651     afsdatadir=${afsdatadir='${datadir}/openafs'}
1652 fi
1653 AC_SUBST(afsconfdir)
1654 AC_SUBST(viceetcdir)
1655 AC_SUBST(afskerneldir)
1656 AC_SUBST(afssrvbindir)
1657 AC_SUBST(afssrvsbindir)
1658 AC_SUBST(afssrvlibexecdir)
1659 AC_SUBST(afsdbdir)
1660 AC_SUBST(afslogsdir)
1661 AC_SUBST(afslocaldir)
1662 AC_SUBST(afsbackupdir)
1663 AC_SUBST(afsbosconfigdir)
1664 AC_SUBST(afsdatadir)
1665
1666 if test "x$enable_kernel_module" = "xyes"; then
1667 ENABLE_KERNEL_MODULE=libafs
1668 fi
1669
1670 if test "x$enable_pthreaded_ubik" = "xyes"; then
1671 ENABLE_PTHREADED_UBIK=yes
1672 fi
1673
1674 AC_SUBST(VFSCK)
1675 AC_SUBST(AFS_SYSNAME)
1676 AC_SUBST(AFS_PARAM_COMMON)
1677 AC_SUBST(ENABLE_KERNEL_MODULE)
1678 AC_SUBST(ENABLE_PTHREADED_UBIK)
1679 AC_SUBST(LIB_AFSDB)
1680 AC_SUBST(LINUX_KERNEL_PATH)
1681 AC_SUBST(LINUX_KERNEL_BUILD)
1682 AC_SUBST(HOST_CPU)
1683 AC_SUBST(BSD_KERNEL_PATH)
1684 AC_SUBST(BSD_KERNEL_BUILD)
1685 AC_SUBST(LINUX_VERSION)
1686 AC_SUBST(MKAFS_OSTYPE)
1687 AC_SUBST(TOP_OBJDIR)
1688 AC_SUBST(TOP_SRCDIR)
1689 AC_SUBST(TOP_INCDIR)
1690 AC_SUBST(TOP_LIBDIR)
1691 AC_SUBST(DEST)
1692 AC_SUBST(DARWIN_INFOFILE)
1693 AC_SUBST(IRIX_BUILD_IP35)
1694 AC_SUBST(HTML_XSL)
1695 AC_SUBST(XSLTPROC)
1696
1697 OPENAFS_OSCONF
1698 OPENAFS_KRB5CONF
1699
1700 TOP_SRCDIR="${srcdir}/src"
1701 dnl
1702 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1703 dnl
1704 case $TOP_SRCDIR in
1705         /*)
1706                 ;;
1707         *)
1708                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1709                 ;;
1710 esac
1711
1712 TOP_OBJDIR="${SRCDIR_PARENT}"
1713 TOP_INCDIR="${SRCDIR_PARENT}/include"
1714 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1715 if test "${DEST}x" = "x"; then
1716         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1717 fi
1718
1719 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1720 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1721 AC_SUBST(HELPER_SPLINT)
1722 AC_SUBST(HELPER_SPLINTCFG)
1723
1724 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1725
1726 ])