acinclude.m4

   1 dnl This file contains the common configuration code which would
   2 dnl otherwise be duplicated between configure and configure-libafs.
   3 dnl
   4 dnl NB: Because this code is a macro, references to positional shell
   5 dnl parameters must be done like $[]1 instead of $1
   6
   7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
   8 AH_VERBATIM([RCSID],
   9 [#define RCSID(msg) \
  10 static /**/const char *const rcsid[] = { (char *)rcsid, "\100(#)" msg }
  11 #undef HAVE_CONNECT
  12 #undef HAVE_GETHOSTBYNAME
  13 #undef HAVE_RES_SEARCH
  14 #undef HAVE_SOCKET
  15 #undef STRUCT_SOCKADDR_HAS_SA_LEN
  16 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
  17 # if ENDIANESS_IN_SYS_PARAM_H
  18 #  ifndef KERNEL
  19 #   include <sys/types.h>
  20 #   include <sys/param.h>
  21 #   if BYTE_ORDER == BIG_ENDIAN
  22 #   define WORDS_BIGENDIAN 1
  23 #   endif
  24 #  else
  25 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
  26 #    define WORDS_BIGENDIAN 1
  27 #   else
  28 #    undef WORDS_BIGENDIAN
  29 #   endif
  30 #  endif
  31 # else
  32 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
  33 #   define WORDS_BIGENDIAN 1
  34 #  else
  35 #   undef WORDS_BIGENDIAN
  36 #  endif
  37 # endif
  38 #else
  39 # if defined(__BIG_ENDIAN__)
  40 #  define WORDS_BIGENDIAN 1
  41 # else
  42 #  undef WORDS_BIGENDIAN
  43 # endif
  44 #endif
  45 #ifdef UKERNEL
  46 /*
  47  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
  48  * play nice with some other interfaces like FUSE. We technically only would
  49  * need to define this when building for such interfaces, but set it always to
  50  * try and reduce potential confusion.
  51  */
  52 #define _FILE_OFFSET_BITS 64
  53 #endif
  54
  55 #undef AFS_AFSDB_ENV
  56 #undef AFS_LARGEFILE_ENV
  57 #undef AFS_NAMEI_ENV
  58 #undef BITMAP_LATER
  59 #undef BOS_RESTRICTED_MODE
  60 #undef BOS_NEW_CONFIG
  61 #undef FAST_RESTART
  62 #undef FULL_LISTVOL_SWITCH
  63 #undef COMPLETION_H_EXISTS
  64 #undef DEFINED_FOR_EACH_PROCESS
  65 #undef DEFINED_PREV_TASK
  66 #undef EXPORTED_KALLSYMS_ADDRESS
  67 #undef EXPORTED_KALLSYMS_SYMBOL
  68 #undef EXPORTED_SYS_CALL_TABLE
  69 #undef EXPORTED_IA32_SYS_CALL_TABLE
  70 #undef EXPORTED_TASKLIST_LOCK
  71 #undef INODE_SETATTR_NOT_VOID
  72 #undef IRIX_HAS_MEM_FUNCS
  73 #undef RECALC_SIGPENDING_TAKES_VOID
  74 #undef STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
  75 #undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
  76 #undef STRUCT_FS_HAS_FS_ROLLED
  77 #undef STRUCT_INODE_HAS_I_DEVICES
  78 #undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
  79 #undef STRUCT_INODE_HAS_I_ALLOC_SEM
  80 #undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
  81 #undef STRUCT_TASK_STRUCT_HAS_PARENT
  82 #undef STRUCT_TASK_STRUCT_HAS_REAL_PARENT
  83 #undef STRUCT_TASK_STRUCT_HAS_SIG
  84 #undef STRUCT_TASK_STRUCT_HAS_SIGHAND
  85 #undef STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
  86 #undef ssize_t
  87 #undef HAVE_STRUCT_BUF
  88 #undef HAVE_ARPA_NAMESER_COMPAT_H
  89 /* glue for RedHat kernel bug */
  90 #undef ENABLE_REDHAT_BUILDSYS
  91 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
  92 #include "redhat-fix.h"
  93 #endif])
  94
  95 AC_CANONICAL_HOST
  96 SRCDIR_PARENT=`pwd`
  97
  98 #BOZO_SAVE_CORES pam
  99
 100 dnl System identity.
 101 AC_ARG_WITH([afs-sysname],
 102     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
 103
 104 dnl General feature options.
 105 AC_ARG_ENABLE([afsdb],
 106     [AS_HELP_STRING([--disable-afsdb], [disable AFSDB DNS RR support])],
 107     ,
 108     [enable_afsdb="yes"])
 109 AC_ARG_ENABLE([pam],
 110     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
 111     ,
 112     [enable_pam="yes"])
 113 AC_ARG_ENABLE([bos-restricted-mode],
 114     [AS_HELP_STRING([--enable-bos-restricted-mode],
 115         [enable bosserver restricted mode which disables certain bosserver
 116          functionality])],
 117     ,
 118     [enable_bos_restricted_mode="no"])
 119 AC_ARG_ENABLE([bos-new-config],
 120     [AS_HELP_STRING([--enable-bos-new-config],
 121         [enable bosserver pickup of BosConfig.new on restarts])],
 122     ,
 123     [enable_bos_new_config="no"])
 124 AC_ARG_ENABLE([largefile-fileserver],
 125     [AS_HELP_STRING([--disable-largefile-fileserver],
 126         [disable large file support in fileserver])],
 127     ,
 128     [enable_largefile_fileserver="yes"])
 129 AC_ARG_ENABLE([namei-fileserver],
 130     [AS_HELP_STRING([--enable-namei-fileserver],
 131         [force compilation of namei fileserver in preference to inode
 132          fileserver])],
 133     ,
 134     [enable_namei_fileserver="default"])
 135 AC_ARG_ENABLE([cache-bypass],
 136     [AS_HELP_STRING([--enable-cache-bypass],
 137         [enable client support for cache bypass])],
 138     ,
 139     [enable_cache_bypass="no"])
 140 AC_ARG_ENABLE([supergroups],
 141     [AS_HELP_STRING([--enable-supergroups],
 142         [enable support for nested pts groups])],
 143     ,
 144     [enable_supergroups="no"])
 145 AC_ARG_ENABLE([fast-restart],
 146     [AS_HELP_STRING([--enable-fast-restart],
 147         [enable fast startup of file server without salvaging])],
 148     ,
 149     [enable_fast_restart="no"])
 150 AC_ARG_ENABLE([bitmap-later],
 151     [AS_HELP_STRING([--enable-bitmap-later],
 152         [enable fast startup of file server by not reading bitmap till
 153          needed])],
 154     ,
 155     [enable_bitmap_later="no"])
 156 AC_ARG_ENABLE([demand-attach-fs],
 157     [AS_HELP_STRING([--enable-demand-attach-fs],
 158         [enable Demand Attach Fileserver (please see documentation)])],
 159     ,
 160     [enable_demand_attach_fs="no"])
 161 AC_ARG_ENABLE([disconnected],
 162     [AS_HELP_STRING([--enable-disconnected],
 163         [enable disconnected support in cache manager (experimental)])],
 164     ,
 165     [enable_disconnected="no"])
 166 AC_ARG_ENABLE([unix-sockets],
 167     [AS_HELP_STRING([--enable-unix-sockets],
 168         [enable use of unix domain sockets for fssync])],
 169     ,
 170     [enable_unix_sockets="yes"])
 171 AC_ARG_ENABLE([full-vos-listvol-switch],
 172     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
 173         [disable vos full listvol switch for formatted output])],
 174     ,
 175     [enable_full_vos_listvol_switch="yes"])
 176 AC_ARG_ENABLE([icmp-pmtu-discovery],
 177     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
 178         [enable path MTU discovery by decoding ICMP unreachable replies])],
 179     ,
 180     [enable_icmp_pmtu_discovery="no"])
 181 AC_ARG_ENABLE([tivoli-tsm],
 182     [AS_HELP_STRING([--enable-tivoli-tsm],
 183         [enable use of the Tivoli TSM API libraries for butc support])],
 184     ,
 185     [enable_tivoli_tsm="no"])
 186 AC_ARG_ENABLE([pthreaded-ubik],
 187     [AS_HELP_STRING([--enable-pthreaded-ubik],
 188         [enable installation of pthreaded ubik applications (defaults to
 189          disabled)])],
 190     ,
 191     [enable_pthreaded_ubik="no"])
 192
 193 dnl Kernel module build options.
 194 AC_ARG_WITH([dux-kernel-headers],
 195     [AS_HELP_STRING([--with-dux-kernel-headers=path],
 196         [use the kernel headers found at path (optional, defaults to first
 197          match in /usr/sys)])])
 198 AC_ARG_WITH([linux-kernel-headers],
 199     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 200         [use the kernel headers found at path (optional, defaults to
 201          /usr/src/linux-2.4, then /usr/src/linux)])])
 202 AC_ARG_WITH([linux-kernel-build],
 203     [AS_HELP_STRING([--with-linux-kernel-build=path],
 204         [use the kernel build found at path(optional, defaults to
 205         /usr/src/linux-2.4, then /usr/src/linux)])])
 206 AC_ARG_WITH([bsd-kernel-headers],
 207     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 208         [use the kernel headers found at path (optional, defaults to
 209          /usr/src/sys)])])
 210 AC_ARG_WITH([bsd-kernel-build],
 211     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 212         [use the kernel build found at path (optional, defaults to
 213          KSRC/i386/compile/GENERIC)])])
 214 AC_ARG_WITH([linux-kernel-packaging],
 215     [AS_HELP_STRING([--with-linux-kernel-packaging],
 216         [use standard naming conventions to aid Linux kernel build packaging
 217          (disables MPS, sets the kernel module name to openafs.ko, and
 218          installs kernel modules into the standard Linux location)])],
 219     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 220      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 221     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 222 AC_ARG_ENABLE([kernel-module],
 223     [AS_HELP_STRING([--disable-kernel-module],
 224         [disable compilation of the kernel module (defaults to enabled)])],
 225     ,
 226     [enable_kernel_module="yes"])
 227 AC_ARG_ENABLE([redhat-buildsys],
 228     [AS_HELP_STRING([--enable-redhat-buildsys],
 229         [enable compilation of the redhat build system kernel (defaults to
 230          disabled)])],
 231     ,
 232     [enable_redhat_buildsys="no"])
 233
 234 dnl Installation locations.
 235 AC_ARG_ENABLE([transarc-paths],
 236     [AS_HELP_STRING([--enable-transarc-paths],
 237         [use Transarc style paths like /usr/afs and /usr/vice])],
 238     ,
 239     [enable_transarc_paths="no"])
 240
 241 dnl Optimization and debugging flags.
 242 AC_ARG_ENABLE([strip-binaries],
 243     [AS_HELP_STRING([--disable-strip-binaries],
 244         [disable stripping of symbol information from binaries (defaults to
 245          enabled)])],
 246     ,
 247     [enable_strip_binaries="maybe"])
 248 AC_ARG_ENABLE([debug],
 249     [AS_HELP_STRING([--enable-debug],
 250         [enable compilation of the user space code with debugging information
 251          (defaults to disabled)])],
 252     ,
 253     [enable_debug="no"])
 254 AC_ARG_ENABLE([optimize],
 255     [AS_HELP_STRING([--disable-optimize],
 256         [disable optimization for compilation of the user space code (defaults
 257          to enabled)])],
 258     ,
 259     [enable_optimize="yes"])
 260 AC_ARG_ENABLE([warnings],
 261     [AS_HELP_STRING([--enable-warnings],
 262         [enable compilation warnings when building with gcc (defaults to
 263          disabled)])],
 264     ,
 265     [enable_warnings="no"])
 266 AC_ARG_ENABLE([debug-kernel],
 267     [AS_HELP_STRING([--enable-debug-kernel],
 268         [enable compilation of the kernel module with debugging information
 269          (defaults to disabled)])],
 270     ,
 271     [enable_debug_kernel="no"])
 272 AC_ARG_ENABLE([optimize-kernel],
 273     [AS_HELP_STRING([--disable-optimize-kernel],
 274         [disable compilation of the kernel module with optimization (defaults
 275          based on platform)])],
 276     ,
 277     [enable_optimize_kernel="yes"])
 278 AC_ARG_ENABLE([debug-lwp],
 279     [AS_HELP_STRING([--enable-debug-lwp],
 280         [enable compilation of the LWP code with debugging information
 281          (defaults to disabled)])],
 282     ,
 283     [enable_debug_lwp="no"])
 284 AC_ARG_ENABLE([optimize-lwp],
 285     [AS_HELP_STRING([--disable-optimize-lwp],
 286         [disable optimization for compilation of the LWP code (defaults to
 287          enabled)])],
 288     ,
 289     [enable_optimize_lwp="yes"])
 290 AC_ARG_ENABLE([debug-pam],
 291     [AS_HELP_STRING([--enable-debug-pam],
 292         [enable compilation of the PAM code with debugging information
 293          (defaults to disabled)])],
 294     ,
 295     [enable_debug_pam="no"])
 296 AC_ARG_ENABLE([optimize-pam],
 297     [AS_HELP_STRING([--disable-optimize-pam],
 298         [disable optimization for compilation of the PAM code (defaults to
 299          enabled)])],
 300     ,
 301     [enable_optimize_pam="yes"])
 302 AC_ARG_ENABLE([linux-syscall-probing],
 303     [AS_HELP_STRING([--disable-linux-syscall-probing],
 304         [disabling Linux syscall probing (defaults to enabled)])],
 305     ,
 306     [AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
 307         [define to enable syscall table probes])])
 308
 309
 310 AC_ARG_WITH([xslt-processor],
 311         AS_HELP_STRING([--with-xslt-processor=ARG],
 312         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
 313         XSLTPROC="$withval",
 314         XSLTPROC="libxslt")
 315
 316 AC_ARG_WITH([html-xsl],
 317         AS_HELP_STRING([--with-html-xsl],
 318         [build HTML documentation using Norman Walsh's DocBook XSL stylesheets (default is no; specify a path to chunk.xsl or docbook.xsl)]),
 319         HTML_XSL="$withval",
 320         HTML_XSL=no)
 321
 322 enable_login="no"
 323
 324 dnl weird ass systems
 325 dnl AC_AIX
 326 AC_ISC_POSIX
 327 dnl AC_MINIX
 328
 329 dnl Various compiler setup.
 330 AC_TYPE_PID_T
 331 AC_TYPE_SIZE_T
 332 COMPILER_HAS_FUNCTION_MACRO
 333
 334 dnl Checks for programs.
 335 AC_PROG_INSTALL
 336 AC_PROG_LN_S
 337 AC_PROG_RANLIB
 338 AC_PROG_YACC
 339 AM_PROG_LEX
 340
 341 OPENAFS_CHECK_BIGENDIAN
 342
 343 AC_MSG_CHECKING(your OS)
 344 system=$host
 345 case $system in
 346         *-linux*)
 347
 348                 MKAFS_OSTYPE=LINUX
 349                 if test "x$enable_redhat_buildsys" = "xyes"; then
 350                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 351                 fi
 352                 if test "x$enable_kernel_module" = "xyes"; then
 353                  if test "x$with_linux_kernel_headers" != "x"; then
 354                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 355                  else
 356                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 357                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 358                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 359                    fi
 360                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 361                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 362                    fi
 363                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 364                      LINUX_KERNEL_PATH="/usr/src/linux"
 365                    fi
 366                  fi
 367                  if test "x$with_linux_kernel_build" != "x"; then
 368                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 369                  else
 370                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 371                  fi
 372                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 373                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 374                  LINUX_VERSION="$linux_kvers"
 375                else
 376                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 377                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 378                   if test "x$linux_kvers" = "x"; then
 379                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 380                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 381                       if test "x$linux_kvers" = "x"; then
 382
 383                         AC_MSG_ERROR(Linux headers lack version definition [2])
 384                         exit 1
 385                       else
 386                         LINUX_VERSION="$linux_kvers"
 387                       fi
 388                     else
 389                       AC_MSG_ERROR(Linux headers lack version definition)
 390                       exit 1
 391                     fi
 392                   else
 393                     LINUX_VERSION="$linux_kvers"
 394                   fi
 395                  else
 396                     enable_kernel_module="no"
 397                  fi
 398                fi
 399                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 400                      enable_kernel_module="no"
 401                  fi
 402                  if test "x$enable_kernel_module" = "xno"; then
 403                   if test "x$with_linux_kernel_headers" != "x"; then
 404                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 405                    exit 1
 406                   else
 407                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 408                   fi
 409                  fi
 410                  dnl do we need to determine SUBARCH from autoconf.h
 411                  SUBARCH=default
 412                 fi
 413                 AC_MSG_RESULT(linux)
 414                 if test "x$enable_kernel_module" = "xyes"; then
 415                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 416                  if test "x${AFS_SYSKVERS}" = "x"; then
 417                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 418                  fi
 419                 fi
 420                 ;;
 421         *-solaris*)
 422                 MKAFS_OSTYPE=SOLARIS
 423                 AC_MSG_RESULT(sun4)
 424                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 425                 SOLARIS_PROC_HAS_P_COREFILE
 426                 SOLARIS_FS_HAS_FS_ROLLED
 427                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
 428                 ;;
 429         *-sunos*)
 430                 MKAFS_OSTYPE=SUNOS
 431                 enable_kernel_module=no
 432                 AC_MSG_RESULT(sun4)
 433                 ;;
 434         *-hpux*)
 435                 MKAFS_OSTYPE=HPUX
 436                 AC_MSG_RESULT(hp_ux)
 437                 if test -f "/usr/old/usr/include/ndir.h"; then
 438                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 439                 fi
 440                 ;;
 441         *-irix*)
 442                 if test -d /usr/include/sys/SN/SN1; then
 443                  IRIX_BUILD_IP35="IP35"
 444                 fi
 445                 MKAFS_OSTYPE=IRIX
 446                 AC_MSG_RESULT(sgi)
 447                 ;;
 448         *-aix*)
 449                 MKAFS_OSTYPE=AIX
 450                 AC_MSG_RESULT(rs_aix)
 451                 ;;
 452         *-osf*)
 453                 MKAFS_OSTYPE=DUX
 454                 AC_MSG_RESULT(alpha_dux)
 455                 ;;
 456         powerpc-*-darwin*)
 457                 MKAFS_OSTYPE=DARWIN
 458                 AC_MSG_RESULT(ppc_darwin)
 459                 ;;
 460         i386-*-darwin*)
 461                 MKAFS_OSTYPE=DARWIN
 462                 AC_MSG_RESULT(x86_darwin)
 463                 ;;
 464         i386-*-freebsd*)
 465                 MKAFS_OSTYPE=FBSD
 466                 AC_MSG_RESULT(i386_fbsd)
 467                 ;;
 468         x86_64-*-freebsd*)
 469                 MKAFS_OSTYPE=FBSD
 470                 AC_MSG_RESULT(amd64_fbsd)
 471                 ;;
 472         *-netbsd*)
 473                 MKAFS_OSTYPE=NBSD
 474                 AC_MSG_RESULT(nbsd)
 475                 ;;
 476         *-openbsd*)
 477                 MKAFS_OSTYPE=OBSD
 478                 AC_MSG_RESULT(i386_obsd)
 479                 ;;
 480         *-dragonfly*)
 481                 MKAFS_OSTYPE=DFBSD
 482                 AC_MSG_RESULT(i386_dfbsd)
 483                 ;;
 484         *)
 485                 AC_MSG_RESULT($system)
 486                 ;;
 487 esac
 488
 489 if test "x$with_afs_sysname" != "x"; then
 490         AFS_SYSNAME="$with_afs_sysname"
 491 else
 492         AC_MSG_CHECKING(your AFS sysname)
 493         case $host in
 494                 i?86-*-openbsd?.?)
 495                         v=${host#*openbsd}
 496                         vM=${v%.*}
 497                         vm=${v#*.}
 498                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 499                         ;;
 500                 sparc64-*-openbsd?.?)
 501                         v=${host#*openbsd}
 502                         vM=${v%.*}
 503                         vm=${v#*.}
 504                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 505                         ;;
 506                 i?86-*-freebsd?.*)
 507                         v=${host#*freebsd}
 508                         vM=${v%.*}
 509                         vm=${v#*.}
 510                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 511                         ;;
 512                 x86_64-*-freebsd?.*)
 513                         v=${host#*freebsd}
 514                         vM=${v%.*}
 515                         vm=${v#*.}
 516                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 517                         ;;
 518                 i386-*-dragonfly2.2*)
 519                         AFS_SYSNAME="i386_dfbsd_23"
 520                         ;;
 521                 i386-*-dragonfly2.3*)
 522                         AFS_SYSNAME="i386_dfbsd_23"
 523                         ;;
 524                 i?86-*-netbsd*1.5*)
 525                         AFS_SYSNAME="i386_nbsd15"
 526                         ;;
 527                 alpha-*-netbsd*1.5*)
 528                         AFS_SYSNAME="alpha_nbsd15"
 529                         ;;
 530                 i?86-*-netbsd*1.6[[M-Z]]*)
 531                         AFS_SYSNAME="i386_nbsd20"
 532                         ;;
 533                 powerpc-*-netbsd*1.6[[M-Z]]*)
 534                         AFS_SYSNAME="ppc_nbsd20"
 535                         ;;
 536                 i?86-*-netbsd*2.0*)
 537                         AFS_SYSNAME="i386_nbsd20"
 538                         ;;
 539                 amd64-*-netbsd*2.0*)
 540                         AFS_SYSNAME="amd64_nbsd20"
 541                         ;;
 542                 x86_64-*-netbsd*3.[[0-8]]*)
 543                         AFS_PARAM_COMMON=param.nbsd30.h
 544                         AFS_SYSNAME="amd64_nbsd30"
 545                         ;;
 546                 x86_64-*-netbsd*4.[[0-8]]*)
 547                         AFS_PARAM_COMMON=param.nbsd40.h
 548                         AFS_SYSNAME="amd64_nbsd40"
 549                         ;;
 550                 powerpc-*-netbsd*2.0*)
 551                         AFS_SYSNAME="ppc_nbsd20"
 552                         ;;
 553                 i?86-*-netbsd*1.6*)
 554                         AFS_SYSNAME="i386_nbsd16"
 555                         ;;
 556                 alpha-*-netbsd*1.6*)
 557                         AFS_SYSNAME="alpha_nbsd16"
 558                         ;;
 559                 powerpc-*-netbsd*1.6*)
 560                         AFS_SYSNAME="ppc_nbsd16"
 561                         ;;
 562                 i?86-*-netbsd*2.1*)
 563                         AFS_SYSNAME="i386_nbsd21"
 564                         ;;
 565                 i?86-*-netbsd*2.99*)
 566                         AFS_SYSNAME="i386_nbsd30"
 567                         ;;
 568                 i?86-*-netbsd*3.[[0-8]]*)
 569                         AFS_SYSNAME="i386_nbsd30"
 570                         ;;
 571                 i?86-*-netbsd*3.99*)
 572                         AFS_SYSNAME="i386_nbsd30"
 573                         ;;
 574                 i?86-*-netbsd*4.[[0-8]]*)
 575                         AFS_SYSNAME="i386_nbsd40"
 576                         ;;
 577                 i?86-*-netbsd*4.99*)
 578                         AFS_SYSNAME="i386_nbsd40"
 579                         ;;
 580                 hppa*-hp-hpux11.0*)
 581                         AFS_SYSNAME="hp_ux110"
 582                         ;;
 583                 hppa*-hp-hpux11.11)
 584                         AFS_SYSNAME="hp_ux11i"
 585                         ;;
 586                 hppa*-hp-hpux11.23)
 587                         AFS_SYSNAME="hp_ux1123"
 588                         ;;
 589                 ia64-hp-hpux11.22)
 590                         AFS_SYSNAME="ia64_hpux1122"
 591                         ;;
 592                 ia64-hp-hpux*)
 593                         AFS_SYSNAME="ia64_hpux1123"
 594                         ;;
 595                 hppa*-hp-hpux10*)
 596                         AFS_SYSNAME="hp_ux102"
 597                         ;;
 598                 powerpc-apple-darwin1.2*)
 599                         AFS_SYSNAME="ppc_darwin_12"
 600                         ;;
 601                 powerpc-apple-darwin1.3*)
 602                         AFS_SYSNAME="ppc_darwin_13"
 603                         ;;
 604                 powerpc-apple-darwin1.4*)
 605                         AFS_SYSNAME="ppc_darwin_14"
 606                         ;;
 607                 powerpc-apple-darwin5.1*)
 608                         AFS_SYSNAME="ppc_darwin_14"
 609                         ;;
 610                 powerpc-apple-darwin5.2*)
 611                         AFS_SYSNAME="ppc_darwin_14"
 612                         ;;
 613                 powerpc-apple-darwin5.3*)
 614                         AFS_SYSNAME="ppc_darwin_14"
 615                         ;;
 616                 powerpc-apple-darwin5.4*)
 617                         AFS_SYSNAME="ppc_darwin_14"
 618                         ;;
 619                 powerpc-apple-darwin5.5*)
 620                         AFS_SYSNAME="ppc_darwin_14"
 621                         ;;
 622                 powerpc-apple-darwin6.0*)
 623                         AFS_SYSNAME="ppc_darwin_60"
 624                         ;;
 625                 powerpc-apple-darwin6.1*)
 626                         AFS_SYSNAME="ppc_darwin_60"
 627                         ;;
 628                 powerpc-apple-darwin6.2*)
 629                         AFS_SYSNAME="ppc_darwin_60"
 630                         ;;
 631                 powerpc-apple-darwin6.3*)
 632                         AFS_SYSNAME="ppc_darwin_60"
 633                         ;;
 634                 powerpc-apple-darwin6.4*)
 635                         AFS_SYSNAME="ppc_darwin_60"
 636                         ;;
 637                 powerpc-apple-darwin6.5*)
 638                         AFS_SYSNAME="ppc_darwin_60"
 639                         ;;
 640                 powerpc-apple-darwin7.0*)
 641                         AFS_SYSNAME="ppc_darwin_70"
 642                         ;;
 643                 powerpc-apple-darwin7.1*)
 644                         AFS_SYSNAME="ppc_darwin_70"
 645                         ;;
 646                 powerpc-apple-darwin7.2*)
 647                         AFS_SYSNAME="ppc_darwin_70"
 648                         ;;
 649                 powerpc-apple-darwin7.3*)
 650                         AFS_SYSNAME="ppc_darwin_70"
 651                         ;;
 652                 powerpc-apple-darwin7.4*)
 653                         AFS_SYSNAME="ppc_darwin_70"
 654                         ;;
 655                 powerpc-apple-darwin7.5*)
 656                         AFS_SYSNAME="ppc_darwin_70"
 657                         ;;
 658                 powerpc-apple-darwin8.0*)
 659                         AFS_SYSNAME="ppc_darwin_80"
 660                         ;;
 661                 powerpc-apple-darwin8.*)
 662                         AFS_SYSNAME="ppc_darwin_80"
 663                         ;;
 664                 i386-apple-darwin8.*)
 665                         AFS_SYSNAME="x86_darwin_80"
 666                         ;;
 667                 powerpc-apple-darwin9.*)
 668                         AFS_SYSNAME="ppc_darwin_90"
 669                         ;;
 670                 i386-apple-darwin9.*)
 671                         AFS_SYSNAME="x86_darwin_90"
 672                         ;;
 673                 sparc-sun-solaris2.5*)
 674                         AFS_SYSNAME="sun4x_55"
 675                         enable_login="yes"
 676                         ;;
 677                 sparc-sun-solaris2.6)
 678                         AFS_SYSNAME="sun4x_56"
 679                         ;;
 680                 sparc-sun-solaris2.7)
 681                         AFS_SYSNAME="sun4x_57"
 682                         ;;
 683                 sparc-sun-solaris2.8)
 684                         AFS_SYSNAME="sun4x_58"
 685                         ;;
 686                 sparc-sun-solaris2.9)
 687                         AFS_SYSNAME="sun4x_59"
 688                         ;;
 689                 sparc-sun-solaris2.10)
 690                         AFS_SYSNAME="sun4x_510"
 691                         ;;
 692                 sparc-sun-solaris2.11)
 693                         AFS_SYSNAME="sun4x_511"
 694                         ;;
 695                 sparc-sun-sunos4*)
 696                         AFS_SYSNAME="sun4_413"
 697                         enable_login="yes"
 698                         ;;
 699                 i386-pc-solaris2.7)
 700                         AFS_SYSNAME="sunx86_57"
 701                         ;;
 702                 i386-pc-solaris2.8)
 703                         AFS_SYSNAME="sunx86_58"
 704                         ;;
 705                 i386-pc-solaris2.9)
 706                         AFS_SYSNAME="sunx86_59"
 707                         ;;
 708                 i386-pc-solaris2.10)
 709                         AFS_SYSNAME="sunx86_510"
 710                         ;;
 711                 i386-pc-solaris2.11)
 712                         AFS_SYSNAME="sunx86_511"
 713                         ;;
 714                 alpha*-dec-osf4.0*)
 715                         AFS_SYSNAME="alpha_dux40"
 716                         ;;
 717                 alpha*-dec-osf5.0*)
 718                         AFS_SYSNAME="alpha_dux50"
 719                         ;;
 720                 alpha*-dec-osf5.1*)
 721                         AFS_SYSNAME="alpha_dux51"
 722                         ;;
 723                 mips-sgi-irix6.5)
 724                         AFS_SYSNAME="sgi_65"
 725                         ;;
 726                 ia64-*-linux*)
 727                         AFS_SYSNAME="ia64_linuxXX"
 728                         ;;
 729                 powerpc-*-linux*)
 730                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 731                         ;;
 732                 powerpc64-*-linux*)
 733                         AFS_SYSNAME="ppc64_linuxXX"
 734                         ;;
 735                 alpha*-linux*)
 736                         AFS_SYSNAME="alpha_linux_XX"
 737                         ;;
 738                 s390-*-linux*)
 739                         AFS_SYSNAME="s390_linuxXX"
 740                         ;;
 741                 s390x-*-linux*)
 742                         AFS_SYSNAME="s390x_linuxXX"
 743                         ;;
 744                 sparc-*-linux*)
 745                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 746                         ;;
 747                 sparc64-*-linux*)
 748                         AFS_SYSNAME="sparc64_linuxXX"
 749                         ;;
 750                 i?86-*-linux*)
 751                         AFS_SYSNAME="i386_linuxXX"
 752                         ;;
 753                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 754                         AFS_SYSNAME="parisc_linuxXX"
 755                         enable_pam="no"
 756                         ;;
 757                 power*-ibm-aix4.2*)
 758                         AFS_SYSNAME="rs_aix42"
 759                         enable_pam="no"
 760                         ;;
 761                 power*-ibm-aix4.3*)
 762                         AFS_SYSNAME="rs_aix42"
 763                         enable_pam="no"
 764                         ;;
 765                 power*-ibm-aix5.1*)
 766                         AFS_SYSNAME="rs_aix51"
 767                         enable_pam="no"
 768                         ;;
 769                 power*-ibm-aix5.2*)
 770                         AFS_SYSNAME="rs_aix52"
 771                         enable_pam="no"
 772                         ;;
 773                 power*-ibm-aix5.3*)
 774                         AFS_SYSNAME="rs_aix53"
 775                         enable_pam="no"
 776                         ;;
 777                 power*-ibm-aix6.1*)
 778                         AFS_SYSNAME="rs_aix61"
 779                         enable_pam="no"
 780                         ;;
 781                 x86_64-*-linux-gnu)
 782                         AFS_SYSNAME="amd64_linuxXX"
 783                         enable_pam="no"
 784                         ;;
 785                 *)
 786                         AC_MSG_ERROR(An AFS sysname is required)
 787                         exit 1
 788                         ;;
 789         esac
 790         case $AFS_SYSNAME in
 791                 *_linux* | *_umlinux*)
 792                         if test "x${AFS_SYSKVERS}" = "x"; then
 793                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 794                         fi
 795                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 796                         AFS_SYSNAME="$_AFS_SYSNAME"
 797                         save_CPPFLAGS="$CPPFLAGS"
 798                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 799                         AC_TRY_COMPILE(
 800                          [#include <linux/autoconf.h>],
 801                          [#ifndef CONFIG_USERMODE
 802                           #error not UML
 803                           #endif],
 804                          ac_cv_linux_is_uml=yes,)
 805                         if test "${ac_cv_linux_is_uml}" = yes; then
 806                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 807                         fi
 808                         CPPFLAGS="$save_CPPFLAGS"
 809                         AFS_SYSNAME="$_AFS_SYSNAME"
 810                         ;;
 811         esac
 812         AC_MSG_RESULT($AFS_SYSNAME)
 813 fi
 814
 815 dnl Some hosts have a separate common param file they should include.  Figure
 816 dnl out if we're on one of them now that we know the sysname.
 817 case $AFS_SYSNAME in
 818     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 819     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 820     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 821     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 822     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 823     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 824     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 825     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 826     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 827 esac
 828
 829 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 830
 831                 # Add (sub-) architecture-specific paths needed by conftests
 832                 case $AFS_SYSNAME  in
 833                         *_umlinux26)
 834                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 835                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 836                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 837                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 838                 esac
 839
 840                 if test "x$enable_kernel_module" = "xyes"; then
 841                  if test "x$enable_debug_kernel" = "xno"; then
 842                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 843                  fi
 844                  OPENAFS_GCC_SUPPORTS_MARCH
 845                  AC_SUBST(P5PLUS_KOPTS)
 846                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 847                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 848                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 849                  OPENAFS_GCC_SUPPORTS_PIPE
 850                  AC_SUBST(LINUX_GCC_KOPTS)
 851                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 852                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 853                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 854                  )
 855
 856                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 857                  LINUX_KERNEL_COMPILE_WORKS
 858                  LINUX_EXPORTS_FIND_TASK_BY_PID
 859                  LINUX_EXPORTS_PROC_ROOT_FS
 860                  LINUX_HAVE_CURRENT_KERNEL_TIME
 861                  LINUX_HAVE_WRITE_BEGIN_AOP
 862                  LINUX_HAVE_BDI_INIT
 863                  LINUX_KMEM_CACHE_INIT
 864                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
 865                  LINUX_STRUCT_TASK_HAS_CRED
 866                  LINUX_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
 867                  LINUX_HAVE_KMEM_CACHE_T
 868                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 869                  LINUX_D_PATH_TAKES_STRUCT_PATH
 870                  LINUX_NEW_EXPORT_OPS
 871                  LINUX_CONFIG_H_EXISTS
 872                  LINUX_COMPLETION_H_EXISTS
 873                  LINUX_SEMAPHORE_H_EXISTS
 874                  LINUX_EXPORTFS_H_EXISTS
 875                  LINUX_DEFINES_FOR_EACH_PROCESS
 876                  LINUX_DEFINES_PREV_TASK
 877                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 878                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 879                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 880                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 881                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 882                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 883                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 884                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 885                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 886                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 887                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 888                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 889                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 890                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 891                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 892                  LINUX_INODE_SETATTR_RETURN_TYPE
 893                  LINUX_WRITE_INODE_RETURN_TYPE
 894                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 895                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 896                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 897                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 898                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 899                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 900                  LINUX_AOP_WRITEBACK_CONTROL
 901                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 902                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 903                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 904                  LINUX_KERNEL_LINUX_SYSCALL_H
 905                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 906                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 907                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
 908                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
 909                  LINUX_KERNEL_SELINUX
 910                  LINUX_KERNEL_SOCK_CREATE
 911                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 912                  LINUX_KERNEL_HLIST_UNHASHED
 913                  LINUX_KEY_TYPE_H_EXISTS
 914                  LINUX_EXPORTS_KEY_TYPE_KEYRING
 915                  LINUX_NEED_RHCONFIG
 916                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 917                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 918                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 919                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 920                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 921                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 922                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 923                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 924                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 925                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 926                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 927                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 928                  LINUX_EXPORTS_TASKLIST_LOCK
 929                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 930                  LINUX_STATFS_TAKES_DENTRY
 931                  LINUX_FREEZER_H_EXISTS
 932                  LINUX_HAVE_SVC_ADDR_IN
 933                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 934                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 935                  fi
 936                  LINUX_REFRIGERATOR
 937                  LINUX_LINUX_KEYRING_SUPPORT
 938                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 939                  LINUX_KEY_ALLOC_NEEDS_CRED
 940                  LINUX_DO_SYNC_READ
 941                  LINUX_GENERIC_FILE_AIO_READ
 942                  LINUX_INIT_WORK_HAS_DATA
 943                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 944                  LINUX_SYSCTL_TABLE_CHECKING
 945                  LINUX_HAVE_IGET
 946                  if test "x$ac_cv_linux_have_iget" = "xno"; then
 947                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
 948                  fi
 949                  LINUX_HAVE_I_SIZE_READ
 950                  LINUX_HAVE_D_ALLOC_ANON
 951                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
 952                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
 953                  fi
 954                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 955                  LINUX_EXPORTS_INIT_MM
 956                  LINUX_EXPORTS_SYS_CHDIR
 957                  LINUX_EXPORTS_SYS_CLOSE
 958                  LINUX_EXPORTS_SYS_OPEN
 959                  LINUX_EXPORTS_SYS_WAIT4
 960                  LINUX_EXPORTS_RCU_READ_LOCK
 961                  if test "x$with_linux_kernel_packaging" = "xno" ; then
 962                    LINUX_WHICH_MODULES
 963                  else
 964                    AC_SUBST(MPS,'SP')
 965                  fi
 966                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 967                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 968                    ac_cv_linux_exports_sys_call_table=no
 969                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 970                      ac_cv_linux_exports_ia32_sys_call_table=yes
 971                    fi
 972                  else
 973                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 974                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 975                    LINUX_EXPORTS_SYS_CALL_TABLE
 976                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 977                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 978                          linux_syscall_method=none
 979                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 980                             linux_syscall_method=scan
 981                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 982                                linux_syscall_method=scan_with_kallsyms_address
 983                             fi
 984                          fi
 985                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 986                             linux_syscall_method=kallsyms_symbol
 987                          fi
 988                          if test "x$linux_syscall_method" = "xnone"; then
 989                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 990                             linux_syscall_method=scan
 991                          fi
 992                    fi
 993                  fi
 994                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 995                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 996                  fi
 997                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
 998                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
 999                  fi
1000                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1001                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1002                  fi
1003                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
1004                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
1005                  fi
1006                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1007                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1008                  fi
1009                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1010                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1011                  fi
1012                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1013                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1014                  fi
1015                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1016                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1017                  fi
1018                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1019                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1020                  fi
1021                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1022                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1023                  fi
1024                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1025                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1026                  fi
1027                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1028                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1029                  fi
1030                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1031                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1032                  fi
1033                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1034                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1035                  fi
1036                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1037                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1038                  fi
1039                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1040                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1041                  fi
1042                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1043                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1044                  fi
1045                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1046                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1047                  fi
1048                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1049                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1050                  fi
1051                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1052                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1053                  fi
1054                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
1055                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1056                  fi
1057                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
1058                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1059                  fi
1060                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
1061                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1062                  fi
1063                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1064                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1065                  fi
1066                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1067                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1068                  fi
1069                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1070                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1071                  fi
1072                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1073                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1074                  fi
1075                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1076                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1077                  fi
1078                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1079                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1080                  fi
1081                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1082                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1083                  fi
1084                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1085                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1086                  fi
1087                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1088                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1089                  fi
1090                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1091                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1092                  fi
1093                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1094                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1095                  fi
1096                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1097                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1098                  fi
1099                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1100                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1101                  fi
1102                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1103                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1104                  fi
1105                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1106                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1107                  fi
1108                  if test "x$ac_linux_syscall" = "xyes" ; then
1109                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1110                  fi
1111                  if test "x$ac_linux_seq_file" = "xyes" ; then
1112                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1113                  fi
1114                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1115                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1116                  fi
1117                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1118                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1119                  fi
1120                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1121                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1122                  fi
1123                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1124                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1125                  fi
1126                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1127                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1128                  fi
1129                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1130                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1131                  fi
1132                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1133                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1134                  fi
1135                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1136                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1137                  fi
1138                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1139                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1140                  fi
1141                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1142                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1143                  fi
1144                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1145                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1146                  fi
1147                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1148                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1149                  fi
1150                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1151                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1152                  fi
1153                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1154                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1155                  fi
1156                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1157                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1158                  fi
1159                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1160                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1161                  fi
1162                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1163                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1164                  fi
1165                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1166                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1167                  fi
1168                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1169                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1170                  fi
1171                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1172                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1173                  fi
1174                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1175                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1176                  fi
1177                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1178                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1179                  fi
1180                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1181                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1182                  fi
1183                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1184                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1185                  fi
1186                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1187                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1188                  fi
1189                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1190                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1191                  fi
1192                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1193                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1194                  fi
1195                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1196                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1197                  fi
1198                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1199                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1200                  fi
1201                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1202                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1203                  fi
1204                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1205                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1206                  fi
1207                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1208                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1209                  fi
1210                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1211                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1212                  fi
1213                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1214                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1215                  fi
1216                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1217                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1218                  else
1219                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1220                  fi
1221                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1222                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1223                  fi
1224                 :
1225                 fi
1226 esac
1227
1228 case $AFS_SYSNAME in
1229         *_darwin*)
1230                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1231                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1232                 dnl the test below fails on darwin, even if the CPPFLAGS below
1233                 dnl are added. the headers from Kernel.framework must be used
1234                 dnl when KERNEL is defined.
1235
1236                 dnl really, such a thing isn't guaranteed to work on any
1237                 dnl platform until the kernel cflags from MakefileProto are
1238                 dnl known to configure
1239                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1240                 ;;
1241         *)
1242 AC_MSG_CHECKING(for definition of struct buf)
1243 dnl save_CPPFLAGS="$CPPFLAGS"
1244 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1245 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1246         ac_cv_have_struct_buf=no
1247         AC_TRY_COMPILE(
1248                 [#include <sys/buf.h>],
1249                 [struct buf x;
1250                 printf("%d\n", sizeof(x));],
1251                 ac_cv_have_struct_buf=yes,)
1252         ]
1253 )
1254 dnl CPPFLAGS="$save_CPPFLAGS"
1255 AC_MSG_RESULT($ac_cv_have_struct_buf)
1256 if test "$ac_cv_have_struct_buf" = yes; then
1257         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1258 fi
1259 ;;
1260 esac
1261
1262
1263 AC_CACHE_VAL(ac_cv_sockaddr_len,
1264 [
1265 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1266 AC_TRY_COMPILE( [#include <sys/types.h>
1267 #include <sys/socket.h>],
1268 [struct sockaddr *a;
1269 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1270 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1271 if test "$ac_cv_sockaddr_len" = "yes"; then
1272    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1273 fi
1274 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1275         echo Skipping library tests because they confuse Irix.
1276 else
1277   AC_CHECK_FUNCS(socket)
1278
1279   if test "$ac_cv_func_socket" = no; then
1280     for lib in socket inet; do
1281         if test "$HAVE_SOCKET" != 1; then
1282                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1283         fi
1284     done
1285   fi
1286
1287   AC_CHECK_FUNCS(connect)
1288
1289   if test "$ac_cv_func_connect" = no; then
1290     for lib in nsl; do
1291         if test "$HAVE_CONNECT" != 1; then
1292                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1293         fi
1294     done
1295   fi
1296
1297   AC_CHECK_FUNCS(gethostbyname)
1298   if test "$ac_cv_func_gethostbyname" = no; then
1299         for lib in dns nsl resolv; do
1300           if test "$HAVE_GETHOSTBYNAME" != 1; then
1301             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1302           fi
1303         done
1304   fi
1305
1306   dnl darwin wants it, aix hates it
1307   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1308   AC_TRY_COMPILE([
1309   #include <stdlib.h>
1310   #include <stdio.h>
1311   #include <sys/types.h>
1312   #include <sys/socket.h>
1313   #include <netinet/in.h>
1314   #include <arpa/inet.h>
1315   #include <arpa/nameser.h>
1316   #include <arpa/nameser_compat.h>
1317   #include <resolv.h>
1318   ], [static int i; i = 0;],
1319   [AC_MSG_RESULT(yes)
1320    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1321   [AC_MSG_RESULT(no)
1322    ])
1323
1324   openafs_save_libs="$LIBS"
1325   AC_MSG_CHECKING([for res_search])
1326   AC_FUNC_RES_SEARCH
1327
1328   if test "$ac_cv_func_res_search" = no; then
1329       for lib in dns nsl resolv; do
1330         if test "$ac_cv_func_res_search" != yes; then
1331           LIBS="-l$lib $LIBS"
1332           AC_FUNC_RES_SEARCH
1333           LIBS="$openafs_save_libs"
1334         fi
1335       done
1336       if test "$ac_cv_func_res_search" = yes; then
1337         LIB_res_search="-l$lib"
1338         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1339         AC_MSG_RESULT([yes, in lib$lib])
1340       else
1341         AC_MSG_RESULT(no)
1342       fi
1343   else
1344     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1345     AC_MSG_RESULT(yes)
1346   fi
1347
1348 fi
1349
1350 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1351 [
1352 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1353 AC_TRY_COMPILE( [#include <sys/types.h>
1354 #include <sys/socket.h>
1355 #include <netinet/in.h>],
1356 [int on=1;
1357 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1358 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1359 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1360    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1361 fi
1362
1363 PTHREAD_LIBS=error
1364 if test "x$MKAFS_OSTYPE" = OBSD; then
1365         PTHREAD_LIBS="-pthread"
1366 fi
1367 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1368         PTHREAD_LIBS="-pthread"
1369 fi
1370 if test "x$PTHREAD_LIBS" = xerror; then
1371         AC_CHECK_LIB(pthread, pthread_attr_init,
1372                 PTHREAD_LIBS="-lpthread")
1373 fi
1374 if test "x$PTHREAD_LIBS" = xerror; then
1375         AC_CHECK_LIB(pthreads, pthread_attr_init,
1376                 PTHREAD_LIBS="-lpthreads")
1377 fi
1378 if test "x$PTHREAD_LIBS" = xerror; then
1379         AC_CHECK_LIB(c_r, pthread_attr_init,
1380                 PTHREAD_LIBS="-lc_r")
1381 fi
1382 if test "x$PTHREAD_LIBS" = xerror; then
1383         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1384 fi
1385 if test "x$PTHREAD_LIBS" = xerror; then
1386         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1387         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1388                 PTHREAD_LIBS="-lpthread")
1389 fi
1390 if test "x$PTHREAD_LIBS" = xerror; then
1391         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1392 fi
1393 AC_SUBST(PTHREAD_LIBS)
1394
1395 HOST_CPU="$host_cpu"
1396
1397 if test "x$with_bsd_kernel_headers" != "x"; then
1398         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1399 else
1400         BSD_KERNEL_PATH="/usr/src/sys"
1401 fi
1402
1403 if test "x$with_bsd_kernel_build" != "x"; then
1404         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1405 else
1406         case $AFS_SYSNAME in
1407                 *_fbsd_4?)
1408                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1409                         ;;
1410                 *_fbsd_*)
1411                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1412                         ;;
1413         esac
1414 fi
1415
1416 # Fast restart
1417 if test "$enable_supergroups" = "yes"; then
1418         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1419 fi
1420
1421 if test "$enable_fast_restart" = "yes"; then
1422         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1423 fi
1424
1425 if test "$enable_bitmap_later" = "yes"; then
1426         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1427 fi
1428
1429 if test "$enable_demand_attach_fs" = "yes"; then
1430         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1431         DEMAND_ATTACH="yes"
1432 else
1433         DEMAND_ATTACH="no"
1434 fi
1435 AC_SUBST(DEMAND_ATTACH)
1436
1437 if test "$enable_disconnected" = "yes"; then
1438         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1439 fi
1440
1441 if test "$enable_unix_sockets" = "yes"; then
1442         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1443         USE_UNIX_SOCKETS="yes"
1444 else
1445         USE_UNIX_SOCKETS="no"
1446 fi
1447 AC_SUBST(USE_UNIX_SOCKETS)
1448
1449 if test "$enable_fast_restart" = "yes" &&
1450    test "$enable_demand_attach_fs" = "yes" ; then
1451         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.])
1452         exit 1
1453 fi
1454
1455 if test "$enable_full_vos_listvol_switch" = "yes"; then
1456         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1457 fi
1458
1459 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1460    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1461         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1462    fi
1463 fi
1464
1465 if test "$enable_bos_restricted_mode" = "yes"; then
1466         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1467 fi
1468
1469 if test "$enable_bos_new_config" = "yes"; then
1470         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1471 fi
1472
1473 if test "$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, $XBSA_CFLAGS])
1536         else
1537                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1538         fi
1539 else
1540         AC_MSG_RESULT([no])
1541 fi
1542 AC_SUBST(XBSA_CFLAGS)
1543 AC_SUBST(XBSA_XLIBS)
1544
1545 dnl checks for header files.
1546 AC_HEADER_STDC
1547 AC_HEADER_SYS_WAIT
1548 AC_HEADER_DIRENT
1549 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1550 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1551 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1552 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1553 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1554 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1555 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1556
1557 AC_CHECK_TYPES([fsblkcnt_t],,,[
1558 #include <sys/types.h>
1559 #ifdef HAVE_SYS_BITYPES_H
1560 #include <sys/bitypes.h>
1561 #endif
1562 #ifdef HAVE_SYS_STATFS_H
1563 #include <sys/statfs.h>
1564 #endif
1565 #ifdef HAVE_SYS_STATVFS_H
1566 #include <sys/statvfs.h>
1567 #endif
1568 ])
1569
1570 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1571 if test "$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)
1595 AC_FUNC_SETVBUF_REVERSED
1596 AC_CHECK_FUNCS(regcomp regexec regerror)
1597 AC_MSG_CHECKING([for POSIX regex library])
1598 if test "$ac_cv_header_regex_h" = "yes" && \
1599         test "$ac_cv_func_regcomp" = "yes" && \
1600         test "$ac_cv_func_regexec" = "yes" && \
1601         test "$ac_cv_func_regerror" = "yes"; then
1602     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1603     AC_MSG_RESULT(yes)
1604 else
1605     AC_MSG_RESULT(no)
1606 fi
1607
1608 AC_TYPE_SOCKLEN_T
1609 AC_TYPE_SIGNAL
1610 AC_CHECK_TYPE(ssize_t, int)
1611 AC_CHECK_TYPES(sig_t, , ,
1612   [#include <sys/types.h>
1613    #include <signal.h> ])
1614 AH_BOTTOM(
1615 [#ifndef HAVE_SIG_T
1616 #ifndef SIG_T_DEFINED
1617 #define SIG_T_DEFINED
1618 typedef RETSIGTYPE (*sig_t) ();
1619 #endif
1620 #endif])
1621 AC_CHECK_TYPE([sig_atomic_t], ,
1622     [AC_DEFINE([sig_atomic_t], [int],
1623         [Define to int if <signal.h> does not define.])],
1624 [#include <sys/types.h>
1625 #include <signal.h>])
1626 AC_SIZEOF_TYPE(long)
1627
1628 AC_CHECK_FUNCS(timegm)
1629 AC_CHECK_FUNCS(daemon)
1630
1631 dnl Directory PATH handling
1632 if test "x$enable_transarc_paths" = "xyes"  ; then
1633     afsconfdir=${afsconfdir=/usr/afs/etc}
1634     viceetcdir=${viceetcdir=/usr/vice/etc}
1635     afskerneldir=${afskerneldir=${viceetcdir}}
1636     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1637     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1638     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1639     afsdbdir=${afsdbdir=/usr/afs/db}
1640     afslogsdir=${afslogsdir=/usr/afs/logs}
1641     afslocaldir=${afslocaldir=/usr/afs/local}
1642     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1643     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1644 else
1645     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1646     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1647     afskerneldir=${afskerneldir='${libdir}/openafs'}
1648     afssrvbindir=${afssrvbindir='${bindir}'}
1649     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1650     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1651     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1652     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1653     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1654     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1655     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1656 fi
1657 AC_SUBST(afsconfdir)
1658 AC_SUBST(viceetcdir)
1659 AC_SUBST(afskerneldir)
1660 AC_SUBST(afssrvbindir)
1661 AC_SUBST(afssrvsbindir)
1662 AC_SUBST(afssrvlibexecdir)
1663 AC_SUBST(afsdbdir)
1664 AC_SUBST(afslogsdir)
1665 AC_SUBST(afslocaldir)
1666 AC_SUBST(afsbackupdir)
1667 AC_SUBST(afsbosconfigdir)
1668
1669 if test "x$enable_kernel_module" = "xyes"; then
1670 ENABLE_KERNEL_MODULE=libafs
1671 fi
1672
1673 if test "x$enable_pthreaded_ubik" = "xyes"; then
1674 ENABLE_PTHREADED_UBIK=yes
1675 fi
1676
1677 AC_SUBST(VFSCK)
1678 AC_SUBST(AFS_SYSNAME)
1679 AC_SUBST(AFS_PARAM_COMMON)
1680 AC_SUBST(ENABLE_KERNEL_MODULE)
1681 AC_SUBST(ENABLE_PTHREADED_UBIK)
1682 AC_SUBST(LIB_AFSDB)
1683 AC_SUBST(LINUX_KERNEL_PATH)
1684 AC_SUBST(LINUX_KERNEL_BUILD)
1685 AC_SUBST(HOST_CPU)
1686 AC_SUBST(BSD_KERNEL_PATH)
1687 AC_SUBST(BSD_KERNEL_BUILD)
1688 AC_SUBST(LINUX_VERSION)
1689 AC_SUBST(MKAFS_OSTYPE)
1690 AC_SUBST(TOP_OBJDIR)
1691 AC_SUBST(TOP_SRCDIR)
1692 AC_SUBST(TOP_INCDIR)
1693 AC_SUBST(TOP_LIBDIR)
1694 AC_SUBST(DEST)
1695 AC_SUBST(DARWIN_INFOFILE)
1696 AC_SUBST(IRIX_BUILD_IP35)
1697 AC_SUBST(HTML_XSL)
1698 AC_SUBST(XSLTPROC)
1699
1700 OPENAFS_OSCONF
1701 OPENAFS_KRB5CONF
1702
1703 TOP_SRCDIR="${srcdir}/src"
1704 dnl
1705 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1706 dnl
1707 case $TOP_SRCDIR in
1708         /*)
1709                 ;;
1710         *)
1711                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1712                 ;;
1713 esac
1714
1715 TOP_OBJDIR="${SRCDIR_PARENT}"
1716 TOP_INCDIR="${SRCDIR_PARENT}/include"
1717 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1718 if test "${DEST}x" = "x"; then
1719         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1720 fi
1721
1722 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1723 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1724 AC_SUBST(HELPER_SPLINT)
1725 AC_SUBST(HELPER_SPLINTCFG)
1726
1727 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1728
1729 ])