acinclude.m4

   1 dnl This file contains the common configuration code which would
   2 dnl otherwise be duplicated between configure and configure-libafs.
   3 dnl
   4 dnl NB: Because this code is a macro, references to positional shell
   5 dnl parameters must be done like $[]1 instead of $1
   6
   7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
   8 AH_VERBATIM([OPENAFS_HEADER],
   9 [#undef HAVE_RES_SEARCH
  10 #undef STRUCT_SOCKADDR_HAS_SA_LEN
  11 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
  12 # if ENDIANESS_IN_SYS_PARAM_H
  13 #  ifndef KERNEL
  14 #   include <sys/types.h>
  15 #   include <sys/param.h>
  16 #   if BYTE_ORDER == BIG_ENDIAN
  17 #   define WORDS_BIGENDIAN 1
  18 #   endif
  19 #  else
  20 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
  21 #    define WORDS_BIGENDIAN 1
  22 #   else
  23 #    undef WORDS_BIGENDIAN
  24 #   endif
  25 #  endif
  26 # else
  27 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
  28 #   define WORDS_BIGENDIAN 1
  29 #  else
  30 #   undef WORDS_BIGENDIAN
  31 #  endif
  32 # endif
  33 #else
  34 # if defined(__BIG_ENDIAN__)
  35 #  define WORDS_BIGENDIAN 1
  36 # else
  37 #  undef WORDS_BIGENDIAN
  38 # endif
  39 #endif
  40 #ifdef UKERNEL
  41 /*
  42  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
  43  * play nice with some other interfaces like FUSE. We technically only would
  44  * need to define this when building for such interfaces, but set it always to
  45  * try and reduce potential confusion.
  46  */
  47 #define _FILE_OFFSET_BITS 64
  48 #endif
  49
  50 #undef AFS_AFSDB_ENV
  51 #undef AFS_LARGEFILE_ENV
  52 #undef AFS_NAMEI_ENV
  53 #undef BITMAP_LATER
  54 #undef BOS_RESTRICTED_MODE
  55 #undef FAST_RESTART
  56 #undef FULL_LISTVOL_SWITCH
  57 #undef COMPLETION_H_EXISTS
  58 #undef DEFINED_FOR_EACH_PROCESS
  59 #undef DEFINED_PREV_TASK
  60 #undef EXPORTED_KALLSYMS_ADDRESS
  61 #undef EXPORTED_KALLSYMS_SYMBOL
  62 #undef EXPORTED_SYS_CALL_TABLE
  63 #undef EXPORTED_IA32_SYS_CALL_TABLE
  64 #undef EXPORTED_TASKLIST_LOCK
  65 #undef INODE_SETATTR_NOT_VOID
  66 #undef IRIX_HAS_MEM_FUNCS
  67 #undef RECALC_SIGPENDING_TAKES_VOID
  68 #undef STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
  69 #undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
  70 #undef STRUCT_FS_HAS_FS_ROLLED
  71 #undef STRUCT_INODE_HAS_I_DEVICES
  72 #undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
  73 #undef STRUCT_INODE_HAS_I_ALLOC_SEM
  74 #undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
  75 #undef STRUCT_TASK_STRUCT_HAS_PARENT
  76 #undef STRUCT_TASK_STRUCT_HAS_REAL_PARENT
  77 #undef STRUCT_TASK_STRUCT_HAS_SIG
  78 #undef STRUCT_TASK_STRUCT_HAS_SIGHAND
  79 #undef STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
  80 #undef ssize_t
  81 #undef HAVE_STRUCT_BUF
  82 #undef HAVE_ARPA_NAMESER_COMPAT_H
  83 /* glue for RedHat kernel bug */
  84 #undef ENABLE_REDHAT_BUILDSYS
  85 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
  86 #include "redhat-fix.h"
  87 #endif])
  88
  89 AC_CANONICAL_HOST
  90 SRCDIR_PARENT=`pwd`
  91
  92 #BOZO_SAVE_CORES pam
  93
  94 dnl System identity.
  95 AC_ARG_WITH([afs-sysname],
  96     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
  97
  98 dnl General feature options.
  99 AC_ARG_ENABLE([afsdb],
 100     [AS_HELP_STRING([--disable-afsdb], [disable AFSDB DNS RR support])],
 101     ,
 102     [enable_afsdb="yes"])
 103 AC_ARG_ENABLE([pam],
 104     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
 105     ,
 106     [enable_pam="yes"])
 107 AC_ARG_ENABLE([bos-restricted-mode],
 108     [AS_HELP_STRING([--enable-bos-restricted-mode],
 109         [enable bosserver restricted mode which disables certain bosserver
 110          functionality])],
 111     ,
 112     [enable_bos_restricted_mode="no"])
 113 AC_ARG_ENABLE([largefile-fileserver],
 114     [AS_HELP_STRING([--disable-largefile-fileserver],
 115         [disable large file support in fileserver])],
 116     ,
 117     [enable_largefile_fileserver="yes"])
 118 AC_ARG_ENABLE([namei-fileserver],
 119     [AS_HELP_STRING([--enable-namei-fileserver],
 120         [force compilation of namei fileserver in preference to inode
 121          fileserver])],
 122     ,
 123     [enable_namei_fileserver="default"])
 124 AC_ARG_ENABLE([cache-bypass],
 125     [AS_HELP_STRING([--enable-cache-bypass],
 126         [enable client support for cache bypass])],
 127     ,
 128     [enable_cache_bypass="no"])
 129 AC_ARG_ENABLE([supergroups],
 130     [AS_HELP_STRING([--enable-supergroups],
 131         [enable support for nested pts groups])],
 132     ,
 133     [enable_supergroups="no"])
 134 AC_ARG_ENABLE([fast-restart],
 135     [AS_HELP_STRING([--enable-fast-restart],
 136         [enable fast startup of file server without salvaging])],
 137     ,
 138     [enable_fast_restart="no"])
 139 AC_ARG_ENABLE([bitmap-later],
 140     [AS_HELP_STRING([--enable-bitmap-later],
 141         [enable fast startup of file server by not reading bitmap till
 142          needed])],
 143     ,
 144     [enable_bitmap_later="no"])
 145 AC_ARG_ENABLE([demand-attach-fs],
 146     [AS_HELP_STRING([--enable-demand-attach-fs],
 147         [enable Demand Attach Fileserver (please see documentation)])],
 148     ,
 149     [enable_demand_attach_fs="no"])
 150 AC_ARG_ENABLE([disconnected],
 151     [AS_HELP_STRING([--enable-disconnected],
 152         [enable disconnected support in cache manager (experimental)])],
 153     ,
 154     [enable_disconnected="no"])
 155 AC_ARG_ENABLE([unix-sockets],
 156     [AS_HELP_STRING([--enable-unix-sockets],
 157         [enable use of unix domain sockets for fssync])],
 158     ,
 159     [enable_unix_sockets="yes"])
 160 AC_ARG_ENABLE([full-vos-listvol-switch],
 161     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
 162         [disable vos full listvol switch for formatted output])],
 163     ,
 164     [enable_full_vos_listvol_switch="yes"])
 165 AC_ARG_ENABLE([icmp-pmtu-discovery],
 166     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
 167         [enable path MTU discovery by decoding ICMP unreachable replies])],
 168     ,
 169     [enable_icmp_pmtu_discovery="no"])
 170 AC_ARG_ENABLE([tivoli-tsm],
 171     [AS_HELP_STRING([--enable-tivoli-tsm],
 172         [enable use of the Tivoli TSM API libraries for butc support])],
 173     ,
 174     [enable_tivoli_tsm="no"])
 175 AC_ARG_ENABLE([pthreaded-ubik],
 176     [AS_HELP_STRING([--enable-pthreaded-ubik],
 177         [enable installation of pthreaded ubik applications (defaults to
 178          disabled)])],
 179     ,
 180     [enable_pthreaded_ubik="no"])
 181
 182 dnl Kernel module build options.
 183 AC_ARG_WITH([dux-kernel-headers],
 184     [AS_HELP_STRING([--with-dux-kernel-headers=path],
 185         [use the kernel headers found at path (optional, defaults to first
 186          match in /usr/sys)])])
 187 AC_ARG_WITH([linux-kernel-headers],
 188     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 189         [use the kernel headers found at path (optional, defaults to
 190          /usr/src/linux-2.4, then /usr/src/linux)])])
 191 AC_ARG_WITH([linux-kernel-build],
 192     [AS_HELP_STRING([--with-linux-kernel-build=path],
 193         [use the kernel build found at path(optional, defaults to
 194         /usr/src/linux-2.4, then /usr/src/linux)])])
 195 AC_ARG_WITH([bsd-kernel-headers],
 196     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 197         [use the kernel headers found at path (optional, defaults to
 198          /usr/src/sys)])])
 199 AC_ARG_WITH([bsd-kernel-build],
 200     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 201         [use the kernel build found at path (optional, defaults to
 202          KSRC/i386/compile/GENERIC)])])
 203 AC_ARG_WITH([linux-kernel-packaging],
 204     [AS_HELP_STRING([--with-linux-kernel-packaging],
 205         [use standard naming conventions to aid Linux kernel build packaging
 206          (disables MPS, sets the kernel module name to openafs.ko, and
 207          installs kernel modules into the standard Linux location)])],
 208     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 209      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 210     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 211 AC_ARG_ENABLE([kernel-module],
 212     [AS_HELP_STRING([--disable-kernel-module],
 213         [disable compilation of the kernel module (defaults to enabled)])],
 214     ,
 215     [enable_kernel_module="yes"])
 216 AC_ARG_ENABLE([redhat-buildsys],
 217     [AS_HELP_STRING([--enable-redhat-buildsys],
 218         [enable compilation of the redhat build system kernel (defaults to
 219          disabled)])],
 220     ,
 221     [enable_redhat_buildsys="no"])
 222
 223 dnl Installation locations.
 224 AC_ARG_ENABLE([transarc-paths],
 225     [AS_HELP_STRING([--enable-transarc-paths],
 226         [use Transarc style paths like /usr/afs and /usr/vice])],
 227     ,
 228     [enable_transarc_paths="no"])
 229
 230 dnl Optimization and debugging flags.
 231 AC_ARG_ENABLE([strip-binaries],
 232     [AS_HELP_STRING([--disable-strip-binaries],
 233         [disable stripping of symbol information from binaries (defaults to
 234          enabled)])],
 235     ,
 236     [enable_strip_binaries="maybe"])
 237 AC_ARG_ENABLE([debug],
 238     [AS_HELP_STRING([--enable-debug],
 239         [enable compilation of the user space code with debugging information
 240          (defaults to disabled)])],
 241     ,
 242     [enable_debug="no"])
 243 AC_ARG_ENABLE([optimize],
 244     [AS_HELP_STRING([--disable-optimize],
 245         [disable optimization for compilation of the user space code (defaults
 246          to enabled)])],
 247     ,
 248     [enable_optimize="yes"])
 249 AC_ARG_ENABLE([warnings],
 250     [AS_HELP_STRING([--enable-warnings],
 251         [enable compilation warnings when building with gcc (defaults to
 252          disabled)])],
 253     ,
 254     [enable_warnings="no"])
 255 AC_ARG_ENABLE([checking],
 256     [AS_HELP_STRING([--enable-checking],
 257         [turn compilation warnings into errors when building with gcc (defaults
 258          to disabled)])],
 259     [enable_checking="$enableval"],
 260     [enable_checking="no"])
 261 AC_ARG_ENABLE([debug-kernel],
 262     [AS_HELP_STRING([--enable-debug-kernel],
 263         [enable compilation of the kernel module with debugging information
 264          (defaults to disabled)])],
 265     ,
 266     [enable_debug_kernel="no"])
 267 AC_ARG_ENABLE([optimize-kernel],
 268     [AS_HELP_STRING([--disable-optimize-kernel],
 269         [disable compilation of the kernel module with optimization (defaults
 270          based on platform)])],
 271     ,
 272     [enable_optimize_kernel="yes"])
 273 AC_ARG_ENABLE([debug-lwp],
 274     [AS_HELP_STRING([--enable-debug-lwp],
 275         [enable compilation of the LWP code with debugging information
 276          (defaults to disabled)])],
 277     ,
 278     [enable_debug_lwp="no"])
 279 AC_ARG_ENABLE([optimize-lwp],
 280     [AS_HELP_STRING([--disable-optimize-lwp],
 281         [disable optimization for compilation of the LWP code (defaults to
 282          enabled)])],
 283     ,
 284     [enable_optimize_lwp="yes"])
 285 AC_ARG_ENABLE([debug-pam],
 286     [AS_HELP_STRING([--enable-debug-pam],
 287         [enable compilation of the PAM code with debugging information
 288          (defaults to disabled)])],
 289     ,
 290     [enable_debug_pam="no"])
 291 AC_ARG_ENABLE([optimize-pam],
 292     [AS_HELP_STRING([--disable-optimize-pam],
 293         [disable optimization for compilation of the PAM code (defaults to
 294          enabled)])],
 295     ,
 296     [enable_optimize_pam="yes"])
 297 AC_ARG_ENABLE([linux-syscall-probing],
 298     [AS_HELP_STRING([--disable-linux-syscall-probing],
 299         [disabling Linux syscall probing (defaults to enabled)])],
 300     ,
 301     [AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
 302         [define to enable syscall table probes])])
 303
 304
 305 AC_ARG_WITH([xslt-processor],
 306         AS_HELP_STRING([--with-xslt-processor=ARG],
 307         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
 308         XSLTPROC="$withval",
 309         XSLTPROC="libxslt")
 310
 311 AC_ARG_WITH([html-xsl],
 312         AS_HELP_STRING([--with-html-xsl],
 313         [build HTML documentation using Norman Walsh's DocBook XSL stylesheets (default is no; specify a path to chunk.xsl or docbook.xsl)]),
 314         HTML_XSL="$withval",
 315         HTML_XSL=no)
 316
 317 enable_login="no"
 318
 319 dnl weird ass systems
 320 dnl AC_AIX
 321 AC_ISC_POSIX
 322 dnl AC_MINIX
 323
 324 dnl Various compiler setup.
 325 AC_TYPE_PID_T
 326 AC_TYPE_SIZE_T
 327 COMPILER_HAS_FUNCTION_MACRO
 328
 329 dnl Checks for programs.
 330 AC_PROG_INSTALL
 331 AC_PROG_LN_S
 332 AC_PROG_RANLIB
 333 AC_PROG_YACC
 334 AM_PROG_LEX
 335
 336 OPENAFS_CHECK_BIGENDIAN
 337 OPENAFS_PRINTF_TAKES_Z_LEN
 338
 339 AC_MSG_CHECKING(your OS)
 340 system=$host
 341 case $system in
 342         *-linux*)
 343
 344                 MKAFS_OSTYPE=LINUX
 345                 if test "x$enable_redhat_buildsys" = "xyes"; then
 346                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 347                 fi
 348                 if test "x$enable_kernel_module" = "xyes"; then
 349                  if test "x$with_linux_kernel_headers" != "x"; then
 350                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 351                  else
 352                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 353                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 354                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 355                    fi
 356                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 357                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 358                    fi
 359                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 360                      LINUX_KERNEL_PATH="/usr/src/linux"
 361                    fi
 362                  fi
 363                  if test "x$with_linux_kernel_build" != "x"; then
 364                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 365                  else
 366                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 367                  fi
 368                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
 369                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 370                    LINUX_VERSION="$linux_kvers"
 371                  else
 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                              AC_MSG_ERROR(Linux headers lack version definition [2])
 383                              exit 1
 384                            else
 385                              LINUX_VERSION="$linux_kvers"
 386                            fi
 387                          else
 388                            AC_MSG_ERROR(Linux headers lack version definition)
 389                            exit 1
 390                          fi
 391                        else
 392                          LINUX_VERSION="$linux_kvers"
 393                        fi
 394                      else
 395                        enable_kernel_module="no"
 396                      fi
 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         x86_64-*-openbsd*)
 477                 MKAFS_OSTYPE=OBSD
 478                 AC_MSG_RESULT(amd64_obsd)
 479                 ;;
 480         i386-openbsd*)
 481                 MKAFS_OSTYPE=OBSD
 482                 AC_MSG_RESULT(i386_obsd)
 483                 ;;
 484         *-dragonfly*)
 485                 MKAFS_OSTYPE=DFBSD
 486                 AC_MSG_RESULT(i386_dfbsd)
 487                 ;;
 488         *)
 489                 AC_MSG_RESULT($system)
 490                 ;;
 491 esac
 492
 493 if test "x$with_afs_sysname" != "x"; then
 494         AFS_SYSNAME="$with_afs_sysname"
 495 else
 496         AC_MSG_CHECKING(your AFS sysname)
 497         case $host in
 498                 i?86-*-openbsd?.?)
 499                         v=${host#*openbsd}
 500                         vM=${v%.*}
 501                         vm=${v#*.}
 502                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 503                         ;;
 504                 sparc64-*-openbsd?.?)
 505                         v=${host#*openbsd}
 506                         vM=${v%.*}
 507                         vm=${v#*.}
 508                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 509                         ;;
 510                 x86_64-*-openbsd?.?)
 511                         v=${host#*openbsd}
 512                         vM=${v%.*}
 513                         vm=${v#*.}
 514                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
 515                         ;;
 516                 i?86-*-freebsd?.*)
 517                         v=${host#*freebsd}
 518                         vM=${v%.*}
 519                         vm=${v#*.}
 520                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 521                         ;;
 522                 x86_64-*-freebsd?.*)
 523                         v=${host#*freebsd}
 524                         vM=${v%.*}
 525                         vm=${v#*.}
 526                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 527                         ;;
 528                 i386-*-dragonfly2.2*)
 529                         AFS_SYSNAME="i386_dfbsd_23"
 530                         ;;
 531                 i386-*-dragonfly2.3*)
 532                         AFS_SYSNAME="i386_dfbsd_23"
 533                         ;;
 534                 i?86-*-netbsd*1.5*)
 535                         AFS_SYSNAME="i386_nbsd15"
 536                         ;;
 537                 alpha-*-netbsd*1.5*)
 538                         AFS_SYSNAME="alpha_nbsd15"
 539                         ;;
 540                 i?86-*-netbsd*1.6[[M-Z]]*)
 541                         AFS_SYSNAME="i386_nbsd20"
 542                         ;;
 543                 powerpc-*-netbsd*1.6[[M-Z]]*)
 544                         AFS_SYSNAME="ppc_nbsd20"
 545                         ;;
 546                 i?86-*-netbsd*2.0*)
 547                         AFS_SYSNAME="i386_nbsd20"
 548                         ;;
 549                 amd64-*-netbsd*2.0*)
 550                         AFS_SYSNAME="amd64_nbsd20"
 551                         ;;
 552                 x86_64-*-netbsd*3.[[0-8]]*)
 553 # XXX AFS_PARAM_COMMON handled separately, redundant?
 554                         AFS_PARAM_COMMON=param.nbsd30.h
 555                         AFS_SYSNAME="amd64_nbsd30"
 556                         ;;
 557                 x86_64-*-netbsd*4.[[0-8]]*)
 558 # XXX AFS_PARAM_COMMON handled separately, redundant?
 559                         AFS_PARAM_COMMON=param.nbsd40.h
 560                         AFS_SYSNAME="amd64_nbsd40"
 561                         ;;
 562                 powerpc-*-netbsd*2.0*)
 563                         AFS_SYSNAME="ppc_nbsd20"
 564                         ;;
 565                 i?86-*-netbsd*1.6*)
 566                         AFS_SYSNAME="i386_nbsd16"
 567                         ;;
 568                 alpha-*-netbsd*1.6*)
 569                         AFS_SYSNAME="alpha_nbsd16"
 570                         ;;
 571                 powerpc-*-netbsd*1.6*)
 572                         AFS_SYSNAME="ppc_nbsd16"
 573                         ;;
 574                 i?86-*-netbsd*2.1*)
 575                         AFS_SYSNAME="i386_nbsd21"
 576                         ;;
 577                 i?86-*-netbsd*2.99*)
 578                         AFS_SYSNAME="i386_nbsd30"
 579                         ;;
 580                 i?86-*-netbsd*3.[[0-8]]*)
 581                         AFS_SYSNAME="i386_nbsd30"
 582                         ;;
 583                 i?86-*-netbsd*3.99*)
 584                         AFS_SYSNAME="i386_nbsd30"
 585                         ;;
 586                 i?86-*-netbsd*4.[[0-8]]*)
 587                         AFS_SYSNAME="i386_nbsd40"
 588                         ;;
 589                 i?86-*-netbsd*4.99*)
 590                         AFS_SYSNAME="i386_nbsd40"
 591                         ;;
 592                 hppa*-hp-hpux11.0*)
 593                         AFS_SYSNAME="hp_ux110"
 594                         ;;
 595                 hppa*-hp-hpux11.11)
 596                         AFS_SYSNAME="hp_ux11i"
 597                         ;;
 598                 hppa*-hp-hpux11.23)
 599                         AFS_SYSNAME="hp_ux1123"
 600                         ;;
 601                 ia64-hp-hpux11.22)
 602                         AFS_SYSNAME="ia64_hpux1122"
 603                         ;;
 604                 ia64-hp-hpux*)
 605                         AFS_SYSNAME="ia64_hpux1123"
 606                         ;;
 607                 hppa*-hp-hpux10*)
 608                         AFS_SYSNAME="hp_ux102"
 609                         ;;
 610                 powerpc-apple-darwin1.2*)
 611                         AFS_SYSNAME="ppc_darwin_12"
 612                         ;;
 613                 powerpc-apple-darwin1.3*)
 614                         AFS_SYSNAME="ppc_darwin_13"
 615                         ;;
 616                 powerpc-apple-darwin1.4*)
 617                         AFS_SYSNAME="ppc_darwin_14"
 618                         ;;
 619                 powerpc-apple-darwin5.1*)
 620                         AFS_SYSNAME="ppc_darwin_14"
 621                         ;;
 622                 powerpc-apple-darwin5.2*)
 623                         AFS_SYSNAME="ppc_darwin_14"
 624                         ;;
 625                 powerpc-apple-darwin5.3*)
 626                         AFS_SYSNAME="ppc_darwin_14"
 627                         ;;
 628                 powerpc-apple-darwin5.4*)
 629                         AFS_SYSNAME="ppc_darwin_14"
 630                         ;;
 631                 powerpc-apple-darwin5.5*)
 632                         AFS_SYSNAME="ppc_darwin_14"
 633                         ;;
 634                 powerpc-apple-darwin6.0*)
 635                         AFS_SYSNAME="ppc_darwin_60"
 636                         ;;
 637                 powerpc-apple-darwin6.1*)
 638                         AFS_SYSNAME="ppc_darwin_60"
 639                         ;;
 640                 powerpc-apple-darwin6.2*)
 641                         AFS_SYSNAME="ppc_darwin_60"
 642                         ;;
 643                 powerpc-apple-darwin6.3*)
 644                         AFS_SYSNAME="ppc_darwin_60"
 645                         ;;
 646                 powerpc-apple-darwin6.4*)
 647                         AFS_SYSNAME="ppc_darwin_60"
 648                         ;;
 649                 powerpc-apple-darwin6.5*)
 650                         AFS_SYSNAME="ppc_darwin_60"
 651                         ;;
 652                 powerpc-apple-darwin7.0*)
 653                         AFS_SYSNAME="ppc_darwin_70"
 654                         ;;
 655                 powerpc-apple-darwin7.1*)
 656                         AFS_SYSNAME="ppc_darwin_70"
 657                         ;;
 658                 powerpc-apple-darwin7.2*)
 659                         AFS_SYSNAME="ppc_darwin_70"
 660                         ;;
 661                 powerpc-apple-darwin7.3*)
 662                         AFS_SYSNAME="ppc_darwin_70"
 663                         ;;
 664                 powerpc-apple-darwin7.4*)
 665                         AFS_SYSNAME="ppc_darwin_70"
 666                         ;;
 667                 powerpc-apple-darwin7.5*)
 668                         AFS_SYSNAME="ppc_darwin_70"
 669                         ;;
 670                 powerpc-apple-darwin8.0*)
 671                         AFS_SYSNAME="ppc_darwin_80"
 672                         ;;
 673                 powerpc-apple-darwin8.*)
 674                         AFS_SYSNAME="ppc_darwin_80"
 675                         ;;
 676                 i386-apple-darwin8.*)
 677                         AFS_SYSNAME="x86_darwin_80"
 678                         ;;
 679                 powerpc-apple-darwin9.*)
 680                         AFS_SYSNAME="ppc_darwin_90"
 681                         ;;
 682                 i386-apple-darwin9.*)
 683                         AFS_SYSNAME="x86_darwin_90"
 684                         ;;
 685                 i?86-apple-darwin10.*)
 686                         AFS_SYSNAME="x86_darwin_100"
 687                         ;;
 688                 sparc-sun-solaris2.5*)
 689                         AFS_SYSNAME="sun4x_55"
 690                         enable_login="yes"
 691                         ;;
 692                 sparc-sun-solaris2.6)
 693                         AFS_SYSNAME="sun4x_56"
 694                         ;;
 695                 sparc-sun-solaris2.7)
 696                         AFS_SYSNAME="sun4x_57"
 697                         ;;
 698                 sparc-sun-solaris2.8)
 699                         AFS_SYSNAME="sun4x_58"
 700                         ;;
 701                 sparc-sun-solaris2.9)
 702                         AFS_SYSNAME="sun4x_59"
 703                         ;;
 704                 sparc-sun-solaris2.10)
 705                         AFS_SYSNAME="sun4x_510"
 706                         ;;
 707                 sparc-sun-solaris2.11)
 708                         AFS_SYSNAME="sun4x_511"
 709                         ;;
 710                 sparc-sun-sunos4*)
 711                         AFS_SYSNAME="sun4_413"
 712                         enable_login="yes"
 713                         ;;
 714                 i386-pc-solaris2.7)
 715                         AFS_SYSNAME="sunx86_57"
 716                         ;;
 717                 i386-pc-solaris2.8)
 718                         AFS_SYSNAME="sunx86_58"
 719                         ;;
 720                 i386-pc-solaris2.9)
 721                         AFS_SYSNAME="sunx86_59"
 722                         ;;
 723                 i386-pc-solaris2.10)
 724                         AFS_SYSNAME="sunx86_510"
 725                         ;;
 726                 i386-pc-solaris2.11)
 727                         AFS_SYSNAME="sunx86_511"
 728                         ;;
 729                 alpha*-dec-osf4.0*)
 730                         AFS_SYSNAME="alpha_dux40"
 731                         ;;
 732                 alpha*-dec-osf5.0*)
 733                         AFS_SYSNAME="alpha_dux50"
 734                         ;;
 735                 alpha*-dec-osf5.1*)
 736                         AFS_SYSNAME="alpha_dux51"
 737                         ;;
 738                 mips-sgi-irix6.5)
 739                         AFS_SYSNAME="sgi_65"
 740                         ;;
 741                 ia64-*-linux*)
 742                         AFS_SYSNAME="ia64_linuxXX"
 743                         ;;
 744                 powerpc-*-linux*)
 745                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 746                         ;;
 747                 powerpc64-*-linux*)
 748                         AFS_SYSNAME="ppc64_linuxXX"
 749                         ;;
 750                 alpha*-linux*)
 751                         AFS_SYSNAME="alpha_linux_XX"
 752                         ;;
 753                 s390-*-linux*)
 754                         AFS_SYSNAME="s390_linuxXX"
 755                         ;;
 756                 s390x-*-linux*)
 757                         AFS_SYSNAME="s390x_linuxXX"
 758                         ;;
 759                 sparc-*-linux*)
 760                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 761                         ;;
 762                 sparc64-*-linux*)
 763                         AFS_SYSNAME="sparc64_linuxXX"
 764                         ;;
 765                 i?86-*-linux*)
 766                         AFS_SYSNAME="i386_linuxXX"
 767                         ;;
 768                 arm*-linux*)
 769                         AFS_SYSNAME="arm_linuxXX"
 770                         ;;
 771                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 772                         AFS_SYSNAME="parisc_linuxXX"
 773                         enable_pam="no"
 774                         ;;
 775                 power*-ibm-aix4.2*)
 776                         AFS_SYSNAME="rs_aix42"
 777                         enable_pam="no"
 778                         ;;
 779                 power*-ibm-aix4.3*)
 780                         AFS_SYSNAME="rs_aix42"
 781                         enable_pam="no"
 782                         ;;
 783                 power*-ibm-aix5.1*)
 784                         AFS_SYSNAME="rs_aix51"
 785                         enable_pam="no"
 786                         ;;
 787                 power*-ibm-aix5.2*)
 788                         AFS_SYSNAME="rs_aix52"
 789                         enable_pam="no"
 790                         ;;
 791                 power*-ibm-aix5.3*)
 792                         AFS_SYSNAME="rs_aix53"
 793                         enable_pam="no"
 794                         ;;
 795                 power*-ibm-aix6.1*)
 796                         AFS_SYSNAME="rs_aix61"
 797                         enable_pam="no"
 798                         ;;
 799                 x86_64-*-linux-gnu)
 800                         AFS_SYSNAME="amd64_linuxXX"
 801                         enable_pam="yes"
 802                         ;;
 803                 *)
 804                         AC_MSG_ERROR(An AFS sysname is required)
 805                         exit 1
 806                         ;;
 807         esac
 808         case $AFS_SYSNAME in
 809                 *_linux* | *_umlinux*)
 810                         if test "x${AFS_SYSKVERS}" = "x"; then
 811                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 812                         fi
 813                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 814                         AFS_SYSNAME="$_AFS_SYSNAME"
 815                         save_CPPFLAGS="$CPPFLAGS"
 816                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 817                         AC_TRY_COMPILE(
 818                          [#include <linux/autoconf.h>],
 819                          [#ifndef CONFIG_USERMODE
 820                           #error not UML
 821                           #endif],
 822                          ac_cv_linux_is_uml=yes,)
 823                         if test "${ac_cv_linux_is_uml}" = yes; then
 824                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 825                         fi
 826                         CPPFLAGS="$save_CPPFLAGS"
 827                         AFS_SYSNAME="$_AFS_SYSNAME"
 828                         ;;
 829         esac
 830         AC_MSG_RESULT($AFS_SYSNAME)
 831 fi
 832
 833 dnl Some hosts have a separate common param file they should include.  Figure
 834 dnl out if we're on one of them now that we know the sysname.
 835 case $AFS_SYSNAME in
 836     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 837     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 838     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 839     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 840     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 841     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 842     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
 843     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
 844     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
 845     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
 846     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
 847     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
 848     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
 849     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
 850     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
 851     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
 852     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
 853     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
 854     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
 855     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
 856     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
 857     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 858     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 859     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 860 esac
 861
 862 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 863
 864                 # Add (sub-) architecture-specific paths needed by conftests
 865                 case $AFS_SYSNAME  in
 866                         *_umlinux26)
 867                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 868                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 869                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 870                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 871                 esac
 872
 873                 if test "x$enable_kernel_module" = "xyes"; then
 874                  if test "x$enable_debug_kernel" = "xno"; then
 875                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 876                  fi
 877                  OPENAFS_GCC_SUPPORTS_MARCH
 878                  AC_SUBST(P5PLUS_KOPTS)
 879                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 880                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 881                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 882                  OPENAFS_GCC_SUPPORTS_PIPE
 883                  AC_SUBST(LINUX_GCC_KOPTS)
 884                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 885                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 886                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 887                  )
 888
 889                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 890                  LINUX_KERNEL_COMPILE_WORKS
 891                  LINUX_EXPORTS_FIND_TASK_BY_PID
 892                  LINUX_EXPORTS_PROC_ROOT_FS
 893                  LINUX_HAVE_CURRENT_KERNEL_TIME
 894                  LINUX_HAVE_WRITE_BEGIN_AOP
 895                  LINUX_HAVE_BDI_INIT
 896                  LINUX_KMEM_CACHE_INIT
 897                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
 898                  LINUX_HAVE_PAGEVEC_LRU_ADD_FILE
 899                  LINUX_HAVE_SPLICE_DIRECT_TO_ACTOR
 900                  LINUX_STRUCT_TASK_HAS_CRED
 901                  LINUX_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
 902                  LINUX_HAVE_KMEM_CACHE_T
 903                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 904                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
 905                  LINUX_D_PATH_TAKES_STRUCT_PATH
 906                  LINUX_NEW_EXPORT_OPS
 907                  LINUX_CONFIG_H_EXISTS
 908                  LINUX_COMPLETION_H_EXISTS
 909                  LINUX_SEMAPHORE_H_EXISTS
 910                  LINUX_EXPORTFS_H_EXISTS
 911                  LINUX_DEFINES_FOR_EACH_PROCESS
 912                  LINUX_DEFINES_PREV_TASK
 913                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 914                  LINUX_STRUCT_SUPER_BLOCK_HAS_S_BDI
 915                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 916                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 917                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 918                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 919                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 920                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 921                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 922                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 923                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 924                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 925                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 926                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 927                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 928                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 929                  LINUX_INODE_SETATTR_RETURN_TYPE
 930                  LINUX_WRITE_INODE_RETURN_TYPE
 931                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 932                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 933                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 934                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 935                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 936                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 937                  LINUX_AOP_WRITEBACK_CONTROL
 938                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 939                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 940                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 941                  LINUX_KERNEL_LINUX_SYSCALL_H
 942                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 943                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 944                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
 945                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
 946                  LINUX_KERNEL_SELINUX
 947                  LINUX_KERNEL_SOCK_CREATE
 948                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 949                  LINUX_KERNEL_HLIST_UNHASHED
 950                  LINUX_KEY_TYPE_H_EXISTS
 951                  LINUX_EXPORTS_KEY_TYPE_KEYRING
 952                  LINUX_KEYS_HAVE_SESSION_TO_PARENT
 953                  LINUX_NEED_RHCONFIG
 954                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 955                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 956                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 957                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 958                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 959                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 960                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 961                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 962                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 963                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 964                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 965                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 966                  LINUX_EXPORTS_TASKLIST_LOCK
 967                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 968                  LINUX_STATFS_TAKES_DENTRY
 969                  LINUX_FREEZER_H_EXISTS
 970                  LINUX_HAVE_SVC_ADDR_IN
 971                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 972                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 973                  fi
 974                  LINUX_REFRIGERATOR
 975                  LINUX_LINUX_KEYRING_SUPPORT
 976                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 977                  LINUX_KEY_ALLOC_NEEDS_CRED
 978                  LINUX_DO_SYNC_READ
 979                  LINUX_GENERIC_FILE_AIO_READ
 980                  LINUX_INIT_WORK_HAS_DATA
 981                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 982                  LINUX_SYSCTL_TABLE_CHECKING
 983                  LINUX_STRUCT_CTL_TABLE_HAS_CTL_NAME
 984                  LINUX_HAVE_IGET
 985                  if test "x$ac_cv_linux_have_iget" = "xno"; then
 986                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
 987                  fi
 988                  LINUX_HAVE_I_SIZE_READ
 989                  LINUX_HAVE_D_ALLOC_ANON
 990                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
 991                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
 992                  fi
 993                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 994                  LINUX_EXPORTS_INIT_MM
 995                  LINUX_EXPORTS_SYS_CHDIR
 996                  LINUX_EXPORTS_SYS_CLOSE
 997                  LINUX_EXPORTS_SYS_OPEN
 998                  LINUX_EXPORTS_SYS_WAIT4
 999                  LINUX_EXPORTS_RCU_READ_LOCK
1000                  if test "x$with_linux_kernel_packaging" = "xno" ; then
1001                    LINUX_WHICH_MODULES
1002                  else
1003                    AC_SUBST(MPS,'SP')
1004                  fi
1005                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1006                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1007                    ac_cv_linux_exports_sys_call_table=no
1008                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1009                      ac_cv_linux_exports_ia32_sys_call_table=yes
1010                    fi
1011                  else
1012                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1013                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1014                    LINUX_EXPORTS_SYS_CALL_TABLE
1015                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1016                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1017                          linux_syscall_method=none
1018                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1019                             linux_syscall_method=scan
1020                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1021                                linux_syscall_method=scan_with_kallsyms_address
1022                             fi
1023                          fi
1024                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1025                             linux_syscall_method=kallsyms_symbol
1026                          fi
1027                          if test "x$linux_syscall_method" = "xnone"; then
1028                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1029                             linux_syscall_method=scan
1030                          fi
1031                    fi
1032                  fi
1033                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1034                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1035                  fi
1036                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1037                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1038                  fi
1039                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1040                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1041                  fi
1042                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
1043                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
1044                  fi
1045                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1046                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1047                  fi
1048                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1049                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1050                  fi
1051                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1052                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1053                  fi
1054                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1055                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1056                  fi
1057                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1058                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1059                  fi
1060                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1061                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1062                  fi
1063                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1064                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1065                  fi
1066                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1067                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1068                  fi
1069                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1070                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1071                  fi
1072                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1073                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1074                  fi
1075                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1076                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1077                  fi
1078                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1079                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1080                  fi
1081                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1082                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1083                  fi
1084                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1085                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1086                  fi
1087                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1088                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1089                  fi
1090                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1091                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1092                  fi
1093                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
1094                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1095                  fi
1096                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
1097                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1098                  fi
1099                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
1100                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1101                  fi
1102                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1103                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1104                  fi
1105                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1106                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1107                  fi
1108                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1109                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1110                  fi
1111                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1112                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1113                  fi
1114                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1115                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1116                  fi
1117                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1118                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1119                  fi
1120                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1121                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1122                  fi
1123                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1124                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1125                  fi
1126                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1127                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1128                  fi
1129                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1130                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1131                  fi
1132                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1133                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1134                  fi
1135                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1136                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1137                  fi
1138                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1139                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1140                  fi
1141                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1142                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1143                  fi
1144                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1145                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1146                  fi
1147                  if test "x$ac_linux_syscall" = "xyes" ; then
1148                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1149                  fi
1150                  if test "x$ac_linux_seq_file" = "xyes" ; then
1151                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1152                  fi
1153                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1154                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1155                  fi
1156                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1157                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1158                  fi
1159                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1160                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1161                  fi
1162                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1163                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1164                  fi
1165                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1166                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1167                  fi
1168                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1169                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1170                  fi
1171                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1172                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1173                  fi
1174                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1175                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1176                  fi
1177                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1178                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1179                  fi
1180                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1181                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1182                  fi
1183                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1184                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1185                  fi
1186                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1187                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1188                  fi
1189                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1190                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1191                  fi
1192                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1193                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1194                  fi
1195                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1196                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1197                  fi
1198                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1199                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1200                  fi
1201                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1202                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1203                  fi
1204                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1205                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1206                  fi
1207                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1208                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1209                  fi
1210                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1211                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1212                  fi
1213                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1214                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1215                  fi
1216                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1217                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1218                  fi
1219                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1220                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1221                  fi
1222                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1223                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1224                  fi
1225                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1226                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1227                  fi
1228                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1229                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1230                  fi
1231                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1232                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1233                  fi
1234                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1235                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1236                  fi
1237                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1238                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1239                  fi
1240                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1241                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1242                  fi
1243                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1244                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1245                  fi
1246                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1247                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1248                  fi
1249                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1250                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1251                  fi
1252                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1253                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1254                  fi
1255                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1256                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1257                  else
1258                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1259                  fi
1260                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1261                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1262                  fi
1263                 :
1264                 fi
1265 esac
1266
1267 case $AFS_SYSNAME in
1268         *_darwin*)
1269                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1270                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1271                 dnl the test below fails on darwin, even if the CPPFLAGS below
1272                 dnl are added. the headers from Kernel.framework must be used
1273                 dnl when KERNEL is defined.
1274
1275                 dnl really, such a thing isn't guaranteed to work on any
1276                 dnl platform until the kernel cflags from MakefileProto are
1277                 dnl known to configure
1278                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1279                 ;;
1280         *)
1281 AC_MSG_CHECKING(for definition of struct buf)
1282 dnl save_CPPFLAGS="$CPPFLAGS"
1283 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1284 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1285         ac_cv_have_struct_buf=no
1286         AC_TRY_COMPILE(
1287                 [#include <sys/buf.h>],
1288                 [struct buf x;
1289                 printf("%d\n", sizeof(x));],
1290                 ac_cv_have_struct_buf=yes,)
1291         ]
1292 )
1293 dnl CPPFLAGS="$save_CPPFLAGS"
1294 AC_MSG_RESULT($ac_cv_have_struct_buf)
1295 if test "$ac_cv_have_struct_buf" = yes; then
1296         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1297 fi
1298 ;;
1299 esac
1300
1301
1302 AC_CACHE_VAL(ac_cv_sockaddr_len,
1303 [
1304 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1305 AC_TRY_COMPILE( [#include <sys/types.h>
1306 #include <sys/socket.h>],
1307 [struct sockaddr *a;
1308 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1309 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1310 if test "$ac_cv_sockaddr_len" = "yes"; then
1311    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1312 fi
1313 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1314         echo Skipping library tests because they confuse Irix.
1315 else
1316   AC_SEARCH_LIBS([socket], [socket inet])
1317   AC_SEARCH_LIBS([connect], [nsl])
1318   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1319
1320   dnl darwin wants it, aix hates it
1321   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1322   AC_TRY_COMPILE([
1323   #include <stdlib.h>
1324   #include <stdio.h>
1325   #include <sys/types.h>
1326   #include <sys/socket.h>
1327   #include <netinet/in.h>
1328   #include <arpa/inet.h>
1329   #include <arpa/nameser.h>
1330   #include <arpa/nameser_compat.h>
1331   #include <resolv.h>
1332   ], [static int i; i = 0;],
1333   [AC_MSG_RESULT(yes)
1334    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1335   [AC_MSG_RESULT(no)
1336    ])
1337
1338   openafs_save_libs="$LIBS"
1339   AC_MSG_CHECKING([for res_search])
1340   AC_FUNC_RES_SEARCH
1341
1342   if test "$ac_cv_func_res_search" = no; then
1343       for lib in dns nsl resolv; do
1344         if test "$ac_cv_func_res_search" != yes; then
1345           LIBS="-l$lib $LIBS"
1346           AC_FUNC_RES_SEARCH
1347           LIBS="$openafs_save_libs"
1348         fi
1349       done
1350       if test "$ac_cv_func_res_search" = yes; then
1351         LIB_res_search="-l$lib"
1352         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1353         AC_MSG_RESULT([yes, in lib$lib])
1354       else
1355         AC_MSG_RESULT(no)
1356       fi
1357   else
1358     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1359     AC_MSG_RESULT(yes)
1360   fi
1361
1362 fi
1363
1364 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1365 [
1366 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1367 AC_TRY_COMPILE( [#include <sys/types.h>
1368 #include <sys/socket.h>
1369 #include <netinet/in.h>],
1370 [int on=1;
1371 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1372 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1373 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1374    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1375 fi
1376
1377 PTHREAD_LIBS=error
1378 if test "x$MKAFS_OSTYPE" = OBSD; then
1379         PTHREAD_LIBS="-pthread"
1380 fi
1381 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1382         PTHREAD_LIBS="-pthread"
1383 fi
1384 if test "x$PTHREAD_LIBS" = xerror; then
1385         AC_CHECK_LIB(pthread, pthread_attr_init,
1386                 PTHREAD_LIBS="-lpthread")
1387 fi
1388 if test "x$PTHREAD_LIBS" = xerror; then
1389         AC_CHECK_LIB(pthreads, pthread_attr_init,
1390                 PTHREAD_LIBS="-lpthreads")
1391 fi
1392 if test "x$PTHREAD_LIBS" = xerror; then
1393         AC_CHECK_LIB(c_r, pthread_attr_init,
1394                 PTHREAD_LIBS="-lc_r")
1395 fi
1396 if test "x$PTHREAD_LIBS" = xerror; then
1397         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1398 fi
1399 if test "x$PTHREAD_LIBS" = xerror; then
1400         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1401         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1402                 PTHREAD_LIBS="-lpthread")
1403 fi
1404 if test "x$PTHREAD_LIBS" = xerror; then
1405         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1406 fi
1407 AC_SUBST(PTHREAD_LIBS)
1408
1409 HOST_CPU="$host_cpu"
1410
1411 if test "x$with_bsd_kernel_headers" != "x"; then
1412         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1413 else
1414         BSD_KERNEL_PATH="/usr/src/sys"
1415 fi
1416
1417 if test "x$with_bsd_kernel_build" != "x"; then
1418         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1419 else
1420         case $AFS_SYSNAME in
1421                 *_fbsd_4?)
1422                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1423                         ;;
1424                 *_fbsd_*)
1425                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1426                         ;;
1427         esac
1428 fi
1429
1430 # Fast restart
1431 if test "$enable_supergroups" = "yes"; then
1432         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1433 fi
1434
1435 if test "$enable_fast_restart" = "yes"; then
1436         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1437 fi
1438
1439 if test "$enable_bitmap_later" = "yes"; then
1440         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1441 fi
1442
1443 if test "$enable_demand_attach_fs" = "yes"; then
1444         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1445         DEMAND_ATTACH="yes"
1446 else
1447         DEMAND_ATTACH="no"
1448 fi
1449 AC_SUBST(DEMAND_ATTACH)
1450
1451 if test "$enable_disconnected" = "yes"; then
1452         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1453 fi
1454
1455 if test "$enable_unix_sockets" = "yes"; then
1456         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1457         USE_UNIX_SOCKETS="yes"
1458 else
1459         USE_UNIX_SOCKETS="no"
1460 fi
1461 AC_SUBST(USE_UNIX_SOCKETS)
1462
1463 if test "$enable_fast_restart" = "yes" &&
1464    test "$enable_demand_attach_fs" = "yes" ; then
1465         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.])
1466         exit 1
1467 fi
1468
1469 if test "$enable_full_vos_listvol_switch" = "yes"; then
1470         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1471 fi
1472
1473 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1474    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1475         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1476    fi
1477 fi
1478
1479 if test "$enable_bos_restricted_mode" = "yes"; then
1480         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1481 fi
1482
1483 if test "$enable_largefile_fileserver" = "yes"; then
1484         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1485 fi
1486
1487 if test "$enable_cache_bypass" = "yes"; then
1488         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1489 fi
1490
1491 if test "$enable_namei_fileserver" = "yes"; then
1492         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1493         VFSCK=""
1494 else
1495         if test "$enable_namei_fileserver" = "default"; then
1496                 case $host in
1497                         *-solaris2.10*)
1498                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1499                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1500                                 VFSCK=""
1501                                 ;;
1502                         *-solaris2.11*)
1503                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1504                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1505                                 VFSCK=""
1506                                 ;;
1507                         *)
1508                                 VFSCK="vfsck"
1509                                 ;;
1510                 esac
1511         else
1512                 VFSCK="vfsck"
1513         fi
1514 fi
1515
1516 if test "$enable_afsdb" = "yes"; then
1517         LIB_AFSDB="$LIB_res_search"
1518         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1519 fi
1520
1521 dnl check for tivoli
1522 AC_MSG_CHECKING(for tivoli tsm butc support)
1523 XBSA_CFLAGS=""
1524 if test "$enable_tivoli_tsm" = "yes"; then
1525         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1526         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1527         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1528         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1529
1530         if test -r "$XBSADIR3/dsmapifp.h"; then
1531                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1532                 XBSA_XLIBS="-ldl"
1533                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1534         elif test -r "$XBSADIR4/dsmapifp.h"; then
1535                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1536                 XBSA_XLIBS="-ldl"
1537                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1538         elif test -r "$XBSADIR1/xbsa.h"; then
1539                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1540                 XBSA_XLIBS=""
1541                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1542         elif test -r "$XBSADIR2/xbsa.h"; then
1543                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1544                 XBSA_XLIBS=""
1545                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1546         else
1547                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1548         fi
1549 else
1550         AC_MSG_RESULT([no])
1551 fi
1552 AC_SUBST(XBSA_CFLAGS)
1553 AC_SUBST(XBSA_XLIBS)
1554
1555 dnl checks for header files.
1556 AC_HEADER_STDC
1557 AC_HEADER_SYS_WAIT
1558 AC_HEADER_DIRENT
1559 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h grp.h)
1560 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1561 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1562 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1563 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h sys/ipc.h)
1564 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1565 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1566 AC_CHECK_HEADERS(et/com_err.h)
1567
1568 AC_CHECK_TYPES([fsblkcnt_t],,,[
1569 #include <sys/types.h>
1570 #ifdef HAVE_SYS_BITYPES_H
1571 #include <sys/bitypes.h>
1572 #endif
1573 #ifdef HAVE_SYS_STATFS_H
1574 #include <sys/statfs.h>
1575 #endif
1576 #ifdef HAVE_SYS_STATVFS_H
1577 #include <sys/statvfs.h>
1578 #endif
1579 ])
1580
1581 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1582 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1583         case $AFS_SYSNAME in
1584         sgi_*)
1585                 HAVE_PAM="no"
1586                 ;;
1587         *)
1588                 HAVE_PAM="yes"
1589                 ;;
1590         esac
1591 else
1592         HAVE_PAM="no"
1593 fi
1594 AC_SUBST(HAVE_PAM)
1595
1596 if test "$enable_login" = yes; then
1597         BUILD_LOGIN="yes"
1598 else
1599         BUILD_LOGIN="no"
1600 fi
1601 AC_SUBST(BUILD_LOGIN)
1602
1603 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1604 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1605 AC_CHECK_FUNCS(setvbuf vsyslog getcwd)
1606 AC_CHECK_FUNCS(regcomp regexec regerror)
1607 AC_MSG_CHECKING([for POSIX regex library])
1608 if test "$ac_cv_header_regex_h" = "yes" && \
1609         test "$ac_cv_func_regcomp" = "yes" && \
1610         test "$ac_cv_func_regexec" = "yes" && \
1611         test "$ac_cv_func_regerror" = "yes"; then
1612     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1613     AC_MSG_RESULT(yes)
1614 else
1615     AC_MSG_RESULT(no)
1616 fi
1617
1618 AC_TYPE_SOCKLEN_T
1619 AC_TYPE_SIGNAL
1620 AC_CHECK_SIZEOF(void *)
1621 AC_TYPE_INTPTR_T
1622 AC_TYPE_UINTPTR_T
1623 AC_CHECK_TYPE(ssize_t, int)
1624 AC_CHECK_TYPES(sig_t, , ,
1625   [#include <sys/types.h>
1626    #include <signal.h> ])
1627 AC_CHECK_TYPE([sig_atomic_t], ,
1628     [AC_DEFINE([sig_atomic_t], [int],
1629         [Define to int if <signal.h> does not define.])],
1630 [#include <sys/types.h>
1631 #include <signal.h>])
1632 AC_SIZEOF_TYPE(long)
1633
1634 AC_CHECK_FUNCS(timegm)
1635 AC_CHECK_FUNCS(daemon)
1636
1637 dnl Directory PATH handling
1638 if test "x$enable_transarc_paths" = "xyes"  ; then
1639     afsconfdir=${afsconfdir=/usr/afs/etc}
1640     viceetcdir=${viceetcdir=/usr/vice/etc}
1641     afskerneldir=${afskerneldir=${viceetcdir}}
1642     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1643     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1644     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1645     afsdbdir=${afsdbdir=/usr/afs/db}
1646     afslogsdir=${afslogsdir=/usr/afs/logs}
1647     afslocaldir=${afslocaldir=/usr/afs/local}
1648     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1649     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1650     afsdatadir=${afsdatadir=/usr/vice/etc}
1651 else
1652     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1653     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1654     afskerneldir=${afskerneldir='${libdir}/openafs'}
1655     afssrvbindir=${afssrvbindir='${bindir}'}
1656     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1657     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1658     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1659     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1660     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1661     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1662     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1663     afsdatadir=${afsdatadir='${datadir}/openafs'}
1664 fi
1665 AC_SUBST(afsconfdir)
1666 AC_SUBST(viceetcdir)
1667 AC_SUBST(afskerneldir)
1668 AC_SUBST(afssrvbindir)
1669 AC_SUBST(afssrvsbindir)
1670 AC_SUBST(afssrvlibexecdir)
1671 AC_SUBST(afsdbdir)
1672 AC_SUBST(afslogsdir)
1673 AC_SUBST(afslocaldir)
1674 AC_SUBST(afsbackupdir)
1675 AC_SUBST(afsbosconfigdir)
1676 AC_SUBST(afsdatadir)
1677
1678 if test "x$enable_kernel_module" = "xyes"; then
1679 ENABLE_KERNEL_MODULE=libafs
1680 fi
1681
1682 if test "x$enable_pthreaded_ubik" = "xyes"; then
1683 ENABLE_PTHREADED_UBIK=yes
1684 fi
1685
1686 AC_SUBST(VFSCK)
1687 AC_SUBST(AFS_SYSNAME)
1688 AC_SUBST(AFS_PARAM_COMMON)
1689 AC_SUBST(ENABLE_KERNEL_MODULE)
1690 AC_SUBST(ENABLE_PTHREADED_UBIK)
1691 AC_SUBST(LIB_AFSDB)
1692 AC_SUBST(LINUX_KERNEL_PATH)
1693 AC_SUBST(LINUX_KERNEL_BUILD)
1694 AC_SUBST(HOST_CPU)
1695 AC_SUBST(BSD_KERNEL_PATH)
1696 AC_SUBST(BSD_KERNEL_BUILD)
1697 AC_SUBST(LINUX_VERSION)
1698 AC_SUBST(MKAFS_OSTYPE)
1699 AC_SUBST(TOP_OBJDIR)
1700 AC_SUBST(TOP_SRCDIR)
1701 AC_SUBST(TOP_INCDIR)
1702 AC_SUBST(TOP_LIBDIR)
1703 AC_SUBST(DEST)
1704 AC_SUBST(DARWIN_INFOFILE)
1705 AC_SUBST(IRIX_BUILD_IP35)
1706 AC_SUBST(HTML_XSL)
1707 AC_SUBST(XSLTPROC)
1708
1709 OPENAFS_OSCONF
1710 OPENAFS_KRB5CONF
1711
1712 TOP_SRCDIR="${srcdir}/src"
1713 dnl
1714 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1715 dnl
1716 case $TOP_SRCDIR in
1717         /*)
1718                 ;;
1719         *)
1720                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1721                 ;;
1722 esac
1723
1724 TOP_OBJDIR="${SRCDIR_PARENT}"
1725 TOP_INCDIR="${SRCDIR_PARENT}/include"
1726 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1727 if test "${DEST}x" = "x"; then
1728         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1729 fi
1730
1731 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1732 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1733 AC_SUBST(HELPER_SPLINT)
1734 AC_SUBST(HELPER_SPLINTCFG)
1735
1736 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1737
1738 ])