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