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_NEED_RHCONFIG
 915                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 916                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 917                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 918                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 919                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 920                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 921                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 922                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 923                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 924                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 925                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 926                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 927                  LINUX_EXPORTS_TASKLIST_LOCK
 928                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 929                  LINUX_STATFS_TAKES_DENTRY
 930                  LINUX_FREEZER_H_EXISTS
 931                  LINUX_HAVE_SVC_ADDR_IN
 932                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 933                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 934                  fi
 935                  LINUX_REFRIGERATOR
 936                  LINUX_LINUX_KEYRING_SUPPORT
 937                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 938                  LINUX_KEY_ALLOC_NEEDS_CRED
 939                  LINUX_DO_SYNC_READ
 940                  LINUX_GENERIC_FILE_AIO_READ
 941                  LINUX_INIT_WORK_HAS_DATA
 942                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 943                  LINUX_SYSCTL_TABLE_CHECKING
 944                  LINUX_HAVE_IGET
 945                  if test "x$ac_cv_linux_have_iget" = "xno"; then
 946                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
 947                  fi
 948                  LINUX_HAVE_I_SIZE_READ
 949                  LINUX_HAVE_D_ALLOC_ANON
 950                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
 951                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
 952                  fi
 953                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 954                  LINUX_EXPORTS_INIT_MM
 955                  LINUX_EXPORTS_SYS_CHDIR
 956                  LINUX_EXPORTS_SYS_CLOSE
 957                  LINUX_EXPORTS_SYS_OPEN
 958                  LINUX_EXPORTS_SYS_WAIT4
 959                  LINUX_EXPORTS_RCU_READ_LOCK
 960                  if test "x$with_linux_kernel_packaging" = "xno" ; then
 961                    LINUX_WHICH_MODULES
 962                  else
 963                    AC_SUBST(MPS,'SP')
 964                  fi
 965                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 966                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 967                    ac_cv_linux_exports_sys_call_table=no
 968                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 969                      ac_cv_linux_exports_ia32_sys_call_table=yes
 970                    fi
 971                  else
 972                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 973                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 974                    LINUX_EXPORTS_SYS_CALL_TABLE
 975                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 976                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 977                          linux_syscall_method=none
 978                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 979                             linux_syscall_method=scan
 980                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 981                                linux_syscall_method=scan_with_kallsyms_address
 982                             fi
 983                          fi
 984                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 985                             linux_syscall_method=kallsyms_symbol
 986                          fi
 987                          if test "x$linux_syscall_method" = "xnone"; then
 988                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 989                             linux_syscall_method=scan
 990                          fi
 991                    fi
 992                  fi
 993                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 994                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 995                  fi
 996                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
 997                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
 998                  fi
 999                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1000                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1001                  fi
1002                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
1003                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
1004                  fi
1005                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1006                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1007                  fi
1008                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1009                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1010                  fi
1011                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1012                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1013                  fi
1014                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1015                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1016                  fi
1017                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1018                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1019                  fi
1020                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1021                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1022                  fi
1023                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1024                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1025                  fi
1026                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1027                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1028                  fi
1029                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1030                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1031                  fi
1032                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1033                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1034                  fi
1035                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1036                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1037                  fi
1038                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1039                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1040                  fi
1041                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1042                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1043                  fi
1044                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1045                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1046                  fi
1047                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1048                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1049                  fi
1050                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1051                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1052                  fi
1053                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
1054                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1055                  fi
1056                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
1057                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1058                  fi
1059                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
1060                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1061                  fi
1062                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1063                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1064                  fi
1065                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1066                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1067                  fi
1068                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1069                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1070                  fi
1071                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1072                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1073                  fi
1074                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1075                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1076                  fi
1077                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1078                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1079                  fi
1080                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1081                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1082                  fi
1083                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1084                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1085                  fi
1086                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1087                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1088                  fi
1089                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1090                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1091                  fi
1092                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1093                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1094                  fi
1095                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1096                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1097                  fi
1098                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1099                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1100                  fi
1101                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1102                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1103                  fi
1104                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1105                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1106                  fi
1107                  if test "x$ac_linux_syscall" = "xyes" ; then
1108                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1109                  fi
1110                  if test "x$ac_linux_seq_file" = "xyes" ; then
1111                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1112                  fi
1113                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1114                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1115                  fi
1116                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1117                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1118                  fi
1119                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1120                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1121                  fi
1122                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1123                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1124                  fi
1125                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1126                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1127                  fi
1128                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1129                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1130                  fi
1131                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1132                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1133                  fi
1134                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1135                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1136                  fi
1137                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1138                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1139                  fi
1140                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1141                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1142                  fi
1143                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1144                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1145                  fi
1146                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1147                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1148                  fi
1149                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1150                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1151                  fi
1152                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1153                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1154                  fi
1155                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1156                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1157                  fi
1158                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1159                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1160                  fi
1161                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1162                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1163                  fi
1164                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1165                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1166                  fi
1167                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1168                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1169                  fi
1170                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1171                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1172                  fi
1173                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1174                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1175                  fi
1176                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1177                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1178                  fi
1179                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1180                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1181                  fi
1182                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1183                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1184                  fi
1185                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1186                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1187                  fi
1188                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1189                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1190                  fi
1191                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1192                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1193                  fi
1194                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1195                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1196                  fi
1197                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1198                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1199                  fi
1200                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1201                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1202                  fi
1203                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1204                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1205                  fi
1206                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1207                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1208                  fi
1209                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1210                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1211                  fi
1212                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1213                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1214                  fi
1215                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1216                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1217                  else
1218                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1219                  fi
1220                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1221                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1222                  fi
1223                 :
1224                 fi
1225 esac
1226
1227 case $AFS_SYSNAME in
1228         *_darwin*)
1229                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1230                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1231                 dnl the test below fails on darwin, even if the CPPFLAGS below
1232                 dnl are added. the headers from Kernel.framework must be used
1233                 dnl when KERNEL is defined.
1234
1235                 dnl really, such a thing isn't guaranteed to work on any
1236                 dnl platform until the kernel cflags from MakefileProto are
1237                 dnl known to configure
1238                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1239                 ;;
1240         *)
1241 AC_MSG_CHECKING(for definition of struct buf)
1242 dnl save_CPPFLAGS="$CPPFLAGS"
1243 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1244 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1245         ac_cv_have_struct_buf=no
1246         AC_TRY_COMPILE(
1247                 [#include <sys/buf.h>],
1248                 [struct buf x;
1249                 printf("%d\n", sizeof(x));],
1250                 ac_cv_have_struct_buf=yes,)
1251         ]
1252 )
1253 dnl CPPFLAGS="$save_CPPFLAGS"
1254 AC_MSG_RESULT($ac_cv_have_struct_buf)
1255 if test "$ac_cv_have_struct_buf" = yes; then
1256         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1257 fi
1258 ;;
1259 esac
1260
1261
1262 AC_CACHE_VAL(ac_cv_sockaddr_len,
1263 [
1264 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1265 AC_TRY_COMPILE( [#include <sys/types.h>
1266 #include <sys/socket.h>],
1267 [struct sockaddr *a;
1268 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1269 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1270 if test "$ac_cv_sockaddr_len" = "yes"; then
1271    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1272 fi
1273 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1274         echo Skipping library tests because they confuse Irix.
1275 else
1276   AC_CHECK_FUNCS(socket)
1277
1278   if test "$ac_cv_func_socket" = no; then
1279     for lib in socket inet; do
1280         if test "$HAVE_SOCKET" != 1; then
1281                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1282         fi
1283     done
1284   fi
1285
1286   AC_CHECK_FUNCS(connect)
1287
1288   if test "$ac_cv_func_connect" = no; then
1289     for lib in nsl; do
1290         if test "$HAVE_CONNECT" != 1; then
1291                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1292         fi
1293     done
1294   fi
1295
1296   AC_CHECK_FUNCS(gethostbyname)
1297   if test "$ac_cv_func_gethostbyname" = no; then
1298         for lib in dns nsl resolv; do
1299           if test "$HAVE_GETHOSTBYNAME" != 1; then
1300             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1301           fi
1302         done
1303   fi
1304
1305   dnl darwin wants it, aix hates it
1306   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1307   AC_TRY_COMPILE([
1308   #include <stdlib.h>
1309   #include <stdio.h>
1310   #include <sys/types.h>
1311   #include <sys/socket.h>
1312   #include <netinet/in.h>
1313   #include <arpa/inet.h>
1314   #include <arpa/nameser.h>
1315   #include <arpa/nameser_compat.h>
1316   #include <resolv.h>
1317   ], [static int i; i = 0;],
1318   [AC_MSG_RESULT(yes)
1319    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1320   [AC_MSG_RESULT(no)
1321    ])
1322
1323   openafs_save_libs="$LIBS"
1324   AC_MSG_CHECKING([for res_search])
1325   AC_FUNC_RES_SEARCH
1326
1327   if test "$ac_cv_func_res_search" = no; then
1328       for lib in dns nsl resolv; do
1329         if test "$ac_cv_func_res_search" != yes; then
1330           LIBS="-l$lib $LIBS"
1331           AC_FUNC_RES_SEARCH
1332           LIBS="$openafs_save_libs"
1333         fi
1334       done
1335       if test "$ac_cv_func_res_search" = yes; then
1336         LIB_res_search="-l$lib"
1337         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1338         AC_MSG_RESULT([yes, in lib$lib])
1339       else
1340         AC_MSG_RESULT(no)
1341       fi
1342   else
1343     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1344     AC_MSG_RESULT(yes)
1345   fi
1346
1347 fi
1348
1349 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1350 [
1351 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1352 AC_TRY_COMPILE( [#include <sys/types.h>
1353 #include <sys/socket.h>
1354 #include <netinet/in.h>],
1355 [int on=1;
1356 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1357 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1358 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1359    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1360 fi
1361
1362 PTHREAD_LIBS=error
1363 if test "x$MKAFS_OSTYPE" = OBSD; then
1364         PTHREAD_LIBS="-pthread"
1365 fi
1366 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1367         PTHREAD_LIBS="-pthread"
1368 fi
1369 if test "x$PTHREAD_LIBS" = xerror; then
1370         AC_CHECK_LIB(pthread, pthread_attr_init,
1371                 PTHREAD_LIBS="-lpthread")
1372 fi
1373 if test "x$PTHREAD_LIBS" = xerror; then
1374         AC_CHECK_LIB(pthreads, pthread_attr_init,
1375                 PTHREAD_LIBS="-lpthreads")
1376 fi
1377 if test "x$PTHREAD_LIBS" = xerror; then
1378         AC_CHECK_LIB(c_r, pthread_attr_init,
1379                 PTHREAD_LIBS="-lc_r")
1380 fi
1381 if test "x$PTHREAD_LIBS" = xerror; then
1382         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1383 fi
1384 if test "x$PTHREAD_LIBS" = xerror; then
1385         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1386         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1387                 PTHREAD_LIBS="-lpthread")
1388 fi
1389 if test "x$PTHREAD_LIBS" = xerror; then
1390         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1391 fi
1392 AC_SUBST(PTHREAD_LIBS)
1393
1394 HOST_CPU="$host_cpu"
1395
1396 if test "x$with_bsd_kernel_headers" != "x"; then
1397         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1398 else
1399         BSD_KERNEL_PATH="/usr/src/sys"
1400 fi
1401
1402 if test "x$with_bsd_kernel_build" != "x"; then
1403         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1404 else
1405         case $AFS_SYSNAME in
1406                 *_fbsd_4?)
1407                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1408                         ;;
1409                 *_fbsd_*)
1410                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1411                         ;;
1412         esac
1413 fi
1414
1415 # Fast restart
1416 if test "$enable_supergroups" = "yes"; then
1417         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1418 fi
1419
1420 if test "$enable_fast_restart" = "yes"; then
1421         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1422 fi
1423
1424 if test "$enable_bitmap_later" = "yes"; then
1425         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1426 fi
1427
1428 if test "$enable_demand_attach_fs" = "yes"; then
1429         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1430         DEMAND_ATTACH="yes"
1431 else
1432         DEMAND_ATTACH="no"
1433 fi
1434 AC_SUBST(DEMAND_ATTACH)
1435
1436 if test "$enable_disconnected" = "yes"; then
1437         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1438 fi
1439
1440 if test "$enable_unix_sockets" = "yes"; then
1441         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1442         USE_UNIX_SOCKETS="yes"
1443 else
1444         USE_UNIX_SOCKETS="no"
1445 fi
1446 AC_SUBST(USE_UNIX_SOCKETS)
1447
1448 if test "$enable_fast_restart" = "yes" &&
1449    test "$enable_demand_attach_fs" = "yes" ; then
1450         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.])
1451         exit 1
1452 fi
1453
1454 if test "$enable_full_vos_listvol_switch" = "yes"; then
1455         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1456 fi
1457
1458 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1459    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1460         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1461    fi
1462 fi
1463
1464 if test "$enable_bos_restricted_mode" = "yes"; then
1465         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1466 fi
1467
1468 if test "$enable_bos_new_config" = "yes"; then
1469         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1470 fi
1471
1472 if test "$enable_largefile_fileserver" = "yes"; then
1473         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1474 fi
1475
1476 if test "$enable_cache_bypass" = "yes"; then
1477         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1478 fi
1479
1480 if test "$enable_namei_fileserver" = "yes"; then
1481         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1482         VFSCK=""
1483 else
1484         if test "$enable_namei_fileserver" = "default"; then
1485                 case $host in
1486                         *-solaris2.10*)
1487                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1488                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1489                                 VFSCK=""
1490                                 ;;
1491                         *-solaris2.11*)
1492                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1493                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1494                                 VFSCK=""
1495                                 ;;
1496                         *)
1497                                 VFSCK="vfsck"
1498                                 ;;
1499                 esac
1500         else
1501                 VFSCK="vfsck"
1502         fi
1503 fi
1504
1505 if test "$enable_afsdb" = "yes"; then
1506         LIB_AFSDB="$LIB_res_search"
1507         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1508 fi
1509
1510 dnl check for tivoli
1511 AC_MSG_CHECKING(for tivoli tsm butc support)
1512 XBSA_CFLAGS=""
1513 if test "$enable_tivoli_tsm" = "yes"; then
1514         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1515         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1516         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1517         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1518
1519         if test -r "$XBSADIR3/dsmapifp.h"; then
1520                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1521                 XBSA_XLIBS="-ldl"
1522                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1523         elif test -r "$XBSADIR4/dsmapifp.h"; then
1524                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1525                 XBSA_XLIBS="-ldl"
1526                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1527         elif test -r "$XBSADIR1/xbsa.h"; then
1528                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1529                 XBSA_XLIBS=""
1530                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1531         elif test -r "$XBSADIR2/xbsa.h"; then
1532                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1533                 XBSA_XLIBS=""
1534                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1535         else
1536                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1537         fi
1538 else
1539         AC_MSG_RESULT([no])
1540 fi
1541 AC_SUBST(XBSA_CFLAGS)
1542 AC_SUBST(XBSA_XLIBS)
1543
1544 dnl checks for header files.
1545 AC_HEADER_STDC
1546 AC_HEADER_SYS_WAIT
1547 AC_HEADER_DIRENT
1548 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1549 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1550 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1551 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1552 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1553 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1554 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1555
1556 AC_CHECK_TYPES([fsblkcnt_t],,,[
1557 #include <sys/types.h>
1558 #ifdef HAVE_SYS_BITYPES_H
1559 #include <sys/bitypes.h>
1560 #endif
1561 #ifdef HAVE_SYS_STATFS_H
1562 #include <sys/statfs.h>
1563 #endif
1564 #ifdef HAVE_SYS_STATVFS_H
1565 #include <sys/statvfs.h>
1566 #endif
1567 ])
1568
1569 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1570 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1571         case $AFS_SYSNAME in
1572         sgi_*)
1573                 HAVE_PAM="no"
1574                 ;;
1575         *)
1576                 HAVE_PAM="yes"
1577                 ;;
1578         esac
1579 else
1580         HAVE_PAM="no"
1581 fi
1582 AC_SUBST(HAVE_PAM)
1583
1584 if test "$enable_login" = yes; then
1585         BUILD_LOGIN="yes"
1586 else
1587         BUILD_LOGIN="no"
1588 fi
1589 AC_SUBST(BUILD_LOGIN)
1590
1591 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1592 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1593 AC_CHECK_FUNCS(setvbuf vsyslog)
1594 AC_FUNC_SETVBUF_REVERSED
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_CHECK_TYPE(ssize_t, int)
1610 AC_CHECK_TYPES(sig_t, , ,
1611   [#include <sys/types.h>
1612    #include <signal.h> ])
1613 AH_BOTTOM(
1614 [#ifndef HAVE_SIG_T
1615 #ifndef SIG_T_DEFINED
1616 #define SIG_T_DEFINED
1617 typedef RETSIGTYPE (*sig_t) ();
1618 #endif
1619 #endif])
1620 AC_CHECK_TYPE([sig_atomic_t], ,
1621     [AC_DEFINE([sig_atomic_t], [int],
1622         [Define to int if <signal.h> does not define.])],
1623 [#include <sys/types.h>
1624 #include <signal.h>])
1625 AC_SIZEOF_TYPE(long)
1626
1627 AC_CHECK_FUNCS(timegm)
1628 AC_CHECK_FUNCS(daemon)
1629
1630 dnl Directory PATH handling
1631 if test "x$enable_transarc_paths" = "xyes"  ; then
1632     afsconfdir=${afsconfdir=/usr/afs/etc}
1633     viceetcdir=${viceetcdir=/usr/vice/etc}
1634     afskerneldir=${afskerneldir=${viceetcdir}}
1635     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1636     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1637     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1638     afsdbdir=${afsdbdir=/usr/afs/db}
1639     afslogsdir=${afslogsdir=/usr/afs/logs}
1640     afslocaldir=${afslocaldir=/usr/afs/local}
1641     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1642     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1643 else
1644     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1645     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1646     afskerneldir=${afskerneldir='${libdir}/openafs'}
1647     afssrvbindir=${afssrvbindir='${bindir}'}
1648     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1649     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1650     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1651     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1652     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1653     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1654     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1655 fi
1656 AC_SUBST(afsconfdir)
1657 AC_SUBST(viceetcdir)
1658 AC_SUBST(afskerneldir)
1659 AC_SUBST(afssrvbindir)
1660 AC_SUBST(afssrvsbindir)
1661 AC_SUBST(afssrvlibexecdir)
1662 AC_SUBST(afsdbdir)
1663 AC_SUBST(afslogsdir)
1664 AC_SUBST(afslocaldir)
1665 AC_SUBST(afsbackupdir)
1666 AC_SUBST(afsbosconfigdir)
1667
1668 if test "x$enable_kernel_module" = "xyes"; then
1669 ENABLE_KERNEL_MODULE=libafs
1670 fi
1671
1672 if test "x$enable_pthreaded_ubik" = "xyes"; then
1673 ENABLE_PTHREADED_UBIK=yes
1674 fi
1675
1676 AC_SUBST(VFSCK)
1677 AC_SUBST(AFS_SYSNAME)
1678 AC_SUBST(AFS_PARAM_COMMON)
1679 AC_SUBST(ENABLE_KERNEL_MODULE)
1680 AC_SUBST(ENABLE_PTHREADED_UBIK)
1681 AC_SUBST(LIB_AFSDB)
1682 AC_SUBST(LINUX_KERNEL_PATH)
1683 AC_SUBST(LINUX_KERNEL_BUILD)
1684 AC_SUBST(HOST_CPU)
1685 AC_SUBST(BSD_KERNEL_PATH)
1686 AC_SUBST(BSD_KERNEL_BUILD)
1687 AC_SUBST(LINUX_VERSION)
1688 AC_SUBST(MKAFS_OSTYPE)
1689 AC_SUBST(TOP_OBJDIR)
1690 AC_SUBST(TOP_SRCDIR)
1691 AC_SUBST(TOP_INCDIR)
1692 AC_SUBST(TOP_LIBDIR)
1693 AC_SUBST(DEST)
1694 AC_SUBST(DARWIN_INFOFILE)
1695 AC_SUBST(IRIX_BUILD_IP35)
1696 AC_SUBST(HTML_XSL)
1697 AC_SUBST(XSLTPROC)
1698
1699 OPENAFS_OSCONF
1700 OPENAFS_KRB5CONF
1701
1702 TOP_SRCDIR="${srcdir}/src"
1703 dnl
1704 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1705 dnl
1706 case $TOP_SRCDIR in
1707         /*)
1708                 ;;
1709         *)
1710                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1711                 ;;
1712 esac
1713
1714 TOP_OBJDIR="${SRCDIR_PARENT}"
1715 TOP_INCDIR="${SRCDIR_PARENT}/include"
1716 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1717 if test "${DEST}x" = "x"; then
1718         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1719 fi
1720
1721 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1722 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1723 AC_SUBST(HELPER_SPLINT)
1724 AC_SUBST(HELPER_SPLINTCFG)
1725
1726 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1727
1728 ])