acinclude.m4

   1 dnl This file contains the common configuration code which would
   2 dnl otherwise be duplicated between configure and configure-libafs.
   3 dnl
   4 dnl NB: Because this code is a macro, references to positional shell
   5 dnl parameters must be done like $[]1 instead of $1
   6
   7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
   8 AH_VERBATIM([RCSID],
   9 [#define RCSID(msg) \
  10 static /**/const char *const rcsid[] = { (char *)rcsid, "\100(#)" msg }
  11 #undef HAVE_CONNECT
  12 #undef HAVE_GETHOSTBYNAME
  13 #undef HAVE_RES_SEARCH
  14 #undef HAVE_SOCKET
  15 #undef STRUCT_SOCKADDR_HAS_SA_LEN
  16 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
  17 # if ENDIANESS_IN_SYS_PARAM_H
  18 #  ifndef KERNEL
  19 #   include <sys/types.h>
  20 #   include <sys/param.h>
  21 #   if BYTE_ORDER == BIG_ENDIAN
  22 #   define WORDS_BIGENDIAN 1
  23 #   endif
  24 #  else
  25 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
  26 #    define WORDS_BIGENDIAN 1
  27 #   else
  28 #    undef WORDS_BIGENDIAN
  29 #   endif
  30 #  endif
  31 # else
  32 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
  33 #   define WORDS_BIGENDIAN 1
  34 #  else
  35 #   undef WORDS_BIGENDIAN
  36 #  endif
  37 # endif
  38 #else
  39 # if defined(__BIG_ENDIAN__)
  40 #  define WORDS_BIGENDIAN 1
  41 # else
  42 #  undef WORDS_BIGENDIAN
  43 # endif
  44 #endif
  45 #ifdef UKERNEL
  46 /*
  47  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
  48  * play nice with some other interfaces like FUSE. We technically only would
  49  * need to define this when building for such interfaces, but set it always to
  50  * try and reduce potential confusion.
  51  */
  52 #define _FILE_OFFSET_BITS 64
  53 #endif
  54
  55 #undef AFS_AFSDB_ENV
  56 #undef AFS_LARGEFILE_ENV
  57 #undef AFS_NAMEI_ENV
  58 #undef BITMAP_LATER
  59 #undef BOS_RESTRICTED_MODE
  60 #undef BOS_NEW_CONFIG
  61 #undef FAST_RESTART
  62 #undef FULL_LISTVOL_SWITCH
  63 #undef COMPLETION_H_EXISTS
  64 #undef DEFINED_FOR_EACH_PROCESS
  65 #undef DEFINED_PREV_TASK
  66 #undef EXPORTED_KALLSYMS_ADDRESS
  67 #undef EXPORTED_KALLSYMS_SYMBOL
  68 #undef EXPORTED_SYS_CALL_TABLE
  69 #undef EXPORTED_IA32_SYS_CALL_TABLE
  70 #undef EXPORTED_TASKLIST_LOCK
  71 #undef INODE_SETATTR_NOT_VOID
  72 #undef IRIX_HAS_MEM_FUNCS
  73 #undef RECALC_SIGPENDING_TAKES_VOID
  74 #undef STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
  75 #undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
  76 #undef STRUCT_FS_HAS_FS_ROLLED
  77 #undef STRUCT_INODE_HAS_I_DEVICES
  78 #undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
  79 #undef STRUCT_INODE_HAS_I_ALLOC_SEM
  80 #undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
  81 #undef STRUCT_TASK_STRUCT_HAS_PARENT
  82 #undef STRUCT_TASK_STRUCT_HAS_REAL_PARENT
  83 #undef STRUCT_TASK_STRUCT_HAS_SIG
  84 #undef STRUCT_TASK_STRUCT_HAS_SIGHAND
  85 #undef STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
  86 #undef ssize_t
  87 #undef HAVE_STRUCT_BUF
  88 #undef HAVE_ARPA_NAMESER_COMPAT_H
  89 /* glue for RedHat kernel bug */
  90 #undef ENABLE_REDHAT_BUILDSYS
  91 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
  92 #include "redhat-fix.h"
  93 #endif])
  94
  95 AC_CANONICAL_HOST
  96 SRCDIR_PARENT=`pwd`
  97
  98 #BOZO_SAVE_CORES pam
  99
 100 dnl System identity.
 101 AC_ARG_WITH([afs-sysname],
 102     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
 103
 104 dnl General feature options.
 105 AC_ARG_ENABLE([afsdb],
 106     [AS_HELP_STRING([--disable-afsdb], [disable AFSDB DNS RR support])],
 107     ,
 108     [enable_afsdb="yes"])
 109 AC_ARG_ENABLE([pam],
 110     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
 111     ,
 112     [enable_pam="yes"])
 113 AC_ARG_ENABLE([bos-restricted-mode],
 114     [AS_HELP_STRING([--enable-bos-restricted-mode],
 115         [enable bosserver restricted mode which disables certain bosserver
 116          functionality])],
 117     ,
 118     [enable_bos_restricted_mode="no"])
 119 AC_ARG_ENABLE([bos-new-config],
 120     [AS_HELP_STRING([--enable-bos-new-config],
 121         [enable bosserver pickup of BosConfig.new on restarts])],
 122     ,
 123     [enable_bos_new_config="no"])
 124 AC_ARG_ENABLE([largefile-fileserver],
 125     [AS_HELP_STRING([--disable-largefile-fileserver],
 126         [disable large file support in fileserver])],
 127     ,
 128     [enable_largefile_fileserver="yes"])
 129 AC_ARG_ENABLE([namei-fileserver],
 130     [AS_HELP_STRING([--enable-namei-fileserver],
 131         [force compilation of namei fileserver in preference to inode
 132          fileserver])],
 133     ,
 134     [enable_namei_fileserver="default"])
 135 AC_ARG_ENABLE([cache-bypass],
 136     [AS_HELP_STRING([--enable-cache-bypass],
 137         [enable client support for cache bypass])],
 138     ,
 139     [enable_cache_bypass="no"])
 140 AC_ARG_ENABLE([supergroups],
 141     [AS_HELP_STRING([--enable-supergroups],
 142         [enable support for nested pts groups])],
 143     ,
 144     [enable_supergroups="no"])
 145 AC_ARG_ENABLE([fast-restart],
 146     [AS_HELP_STRING([--enable-fast-restart],
 147         [enable fast startup of file server without salvaging])],
 148     ,
 149     [enable_fast_restart="no"])
 150 AC_ARG_ENABLE([bitmap-later],
 151     [AS_HELP_STRING([--enable-bitmap-later],
 152         [enable fast startup of file server by not reading bitmap till
 153          needed])],
 154     ,
 155     [enable_bitmap_later="no"])
 156 AC_ARG_ENABLE([demand-attach-fs],
 157     [AS_HELP_STRING([--enable-demand-attach-fs],
 158         [enable Demand Attach Fileserver (please see documentation)])],
 159     ,
 160     [enable_demand_attach_fs="no"])
 161 AC_ARG_ENABLE([disconnected],
 162     [AS_HELP_STRING([--enable-disconnected],
 163         [enable disconnected support in cache manager (experimental)])],
 164     ,
 165     [enable_disconnected="no"])
 166 AC_ARG_ENABLE([unix-sockets],
 167     [AS_HELP_STRING([--enable-unix-sockets],
 168         [enable use of unix domain sockets for fssync])],
 169     ,
 170     [enable_unix_sockets="yes"])
 171 AC_ARG_ENABLE([full-vos-listvol-switch],
 172     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
 173         [disable vos full listvol switch for formatted output])],
 174     ,
 175     [enable_full_vos_listvol_switch="yes"])
 176 AC_ARG_ENABLE([icmp-pmtu-discovery],
 177     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
 178         [enable path MTU discovery by decoding ICMP unreachable replies])],
 179     ,
 180     [enable_icmp_pmtu_discovery="no"])
 181 AC_ARG_ENABLE([tivoli-tsm],
 182     [AS_HELP_STRING([--enable-tivoli-tsm],
 183         [enable use of the Tivoli TSM API libraries for butc support])],
 184     ,
 185     [enable_tivoli_tsm="no"])
 186 AC_ARG_ENABLE([pthreaded-ubik],
 187     [AS_HELP_STRING([--enable-pthreaded-ubik],
 188         [enable installation of pthreaded ubik applications (defaults to
 189          disabled)])],
 190     ,
 191     [enable_pthreaded_ubik="no"])
 192
 193 dnl Kernel module build options.
 194 AC_ARG_WITH([dux-kernel-headers],
 195     [AS_HELP_STRING([--with-dux-kernel-headers=path],
 196         [use the kernel headers found at path (optional, defaults to first
 197          match in /usr/sys)])])
 198 AC_ARG_WITH([linux-kernel-headers],
 199     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 200         [use the kernel headers found at path (optional, defaults to
 201          /usr/src/linux-2.4, then /usr/src/linux)])])
 202 AC_ARG_WITH([linux-kernel-build],
 203     [AS_HELP_STRING([--with-linux-kernel-build=path],
 204         [use the kernel build found at path(optional, defaults to
 205         /usr/src/linux-2.4, then /usr/src/linux)])])
 206 AC_ARG_WITH([bsd-kernel-headers],
 207     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 208         [use the kernel headers found at path (optional, defaults to
 209          /usr/src/sys)])])
 210 AC_ARG_WITH([bsd-kernel-build],
 211     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 212         [use the kernel build found at path (optional, defaults to
 213          KSRC/i386/compile/GENERIC)])])
 214 AC_ARG_WITH([linux-kernel-packaging],
 215     [AS_HELP_STRING([--with-linux-kernel-packaging],
 216         [use standard naming conventions to aid Linux kernel build packaging
 217          (disables MPS, sets the kernel module name to openafs.ko, and
 218          installs kernel modules into the standard Linux location)])],
 219     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 220      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 221     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 222 AC_ARG_ENABLE([kernel-module],
 223     [AS_HELP_STRING([--disable-kernel-module],
 224         [disable compilation of the kernel module (defaults to enabled)])],
 225     ,
 226     [enable_kernel_module="yes"])
 227 AC_ARG_ENABLE([redhat-buildsys],
 228     [AS_HELP_STRING([--enable-redhat-buildsys],
 229         [enable compilation of the redhat build system kernel (defaults to
 230          disabled)])],
 231     ,
 232     [enable_redhat_buildsys="no"])
 233
 234 dnl Installation locations.
 235 AC_ARG_ENABLE([transarc-paths],
 236     [AS_HELP_STRING([--enable-transarc-paths],
 237         [use Transarc style paths like /usr/afs and /usr/vice])],
 238     ,
 239     [enable_transarc_paths="no"])
 240
 241 dnl Optimization and debugging flags.
 242 AC_ARG_ENABLE([strip-binaries],
 243     [AS_HELP_STRING([--disable-strip-binaries],
 244         [disable stripping of symbol information from binaries (defaults to
 245          enabled)])],
 246     ,
 247     [enable_strip_binaries="maybe"])
 248 AC_ARG_ENABLE([debug],
 249     [AS_HELP_STRING([--enable-debug],
 250         [enable compilation of the user space code with debugging information
 251          (defaults to disabled)])],
 252     ,
 253     [enable_debug="no"])
 254 AC_ARG_ENABLE([optimize],
 255     [AS_HELP_STRING([--disable-optimize],
 256         [disable optimization for compilation of the user space code (defaults
 257          to enabled)])],
 258     ,
 259     [enable_optimize="yes"])
 260 AC_ARG_ENABLE([warnings],
 261     [AS_HELP_STRING([--enable-warnings],
 262         [enable compilation warnings when building with gcc (defaults to
 263          disabled)])],
 264     ,
 265     [enable_warnings="no"])
 266 AC_ARG_ENABLE([debug-kernel],
 267     [AS_HELP_STRING([--enable-debug-kernel],
 268         [enable compilation of the kernel module with debugging information
 269          (defaults to disabled)])],
 270     ,
 271     [enable_debug_kernel="no"])
 272 AC_ARG_ENABLE([optimize-kernel],
 273     [AS_HELP_STRING([--disable-optimize-kernel],
 274         [disable compilation of the kernel module with optimization (defaults
 275          based on platform)])],
 276     ,
 277     [enable_optimize_kernel="yes"])
 278 AC_ARG_ENABLE([debug-lwp],
 279     [AS_HELP_STRING([--enable-debug-lwp],
 280         [enable compilation of the LWP code with debugging information
 281          (defaults to disabled)])],
 282     ,
 283     [enable_debug_lwp="no"])
 284 AC_ARG_ENABLE([optimize-lwp],
 285     [AS_HELP_STRING([--disable-optimize-lwp],
 286         [disable optimization for compilation of the LWP code (defaults to
 287          enabled)])],
 288     ,
 289     [enable_optimize_lwp="yes"])
 290 AC_ARG_ENABLE([debug-pam],
 291     [AS_HELP_STRING([--enable-debug-pam],
 292         [enable compilation of the PAM code with debugging information
 293          (defaults to disabled)])],
 294     ,
 295     [enable_debug_pam="no"])
 296 AC_ARG_ENABLE([optimize-pam],
 297     [AS_HELP_STRING([--disable-optimize-pam],
 298         [disable optimization for compilation of the PAM code (defaults to
 299          enabled)])],
 300     ,
 301     [enable_optimize_pam="yes"])
 302 AC_ARG_ENABLE([linux-syscall-probing],
 303     [AS_HELP_STRING([--disable-linux-syscall-probing],
 304         [disabling Linux syscall probing (defaults to enabled)])],
 305     ,
 306     [AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
 307         [define to enable syscall table probes])])
 308
 309
 310 AC_ARG_WITH([xslt-processor],
 311         AS_HELP_STRING([--with-xslt-processor=ARG],
 312         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
 313         XSLTPROC="$withval",
 314         XSLTPROC="libxslt")
 315
 316 AC_ARG_WITH([html-xsl],
 317         AS_HELP_STRING([--with-html-xsl],
 318         [build HTML documentation using Norman Walsh's DocBook XSL stylesheets (default is no; specify a path to chunk.xsl or docbook.xsl)]),
 319         HTML_XSL="$withval",
 320         HTML_XSL=no)
 321
 322 enable_login="no"
 323
 324 dnl weird ass systems
 325 dnl AC_AIX
 326 AC_ISC_POSIX
 327 dnl AC_MINIX
 328
 329 dnl Various compiler setup.
 330 AC_TYPE_PID_T
 331 AC_TYPE_SIZE_T
 332 COMPILER_HAS_FUNCTION_MACRO
 333
 334 dnl Checks for programs.
 335 AC_PROG_INSTALL
 336 AC_PROG_LN_S
 337 AC_PROG_RANLIB
 338 AC_PROG_YACC
 339 AM_PROG_LEX
 340
 341 OPENAFS_CHECK_BIGENDIAN
 342
 343 AC_MSG_CHECKING(your OS)
 344 system=$host
 345 case $system in
 346         *-linux*)
 347
 348                 MKAFS_OSTYPE=LINUX
 349                 if test "x$enable_redhat_buildsys" = "xyes"; then
 350                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 351                 fi
 352                 if test "x$enable_kernel_module" = "xyes"; then
 353                  if test "x$with_linux_kernel_headers" != "x"; then
 354                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 355                  else
 356                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 357                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 358                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 359                    fi
 360                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 361                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 362                    fi
 363                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 364                      LINUX_KERNEL_PATH="/usr/src/linux"
 365                    fi
 366                  fi
 367                  if test "x$with_linux_kernel_build" != "x"; then
 368                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 369                  else
 370                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 371                  fi
 372                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 373                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 374                  LINUX_VERSION="$linux_kvers"
 375                else
 376                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 377                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 378                   if test "x$linux_kvers" = "x"; then
 379                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 380                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 381                       if test "x$linux_kvers" = "x"; then
 382
 383                         AC_MSG_ERROR(Linux headers lack version definition [2])
 384                         exit 1
 385                       else
 386                         LINUX_VERSION="$linux_kvers"
 387                       fi
 388                     else
 389                       AC_MSG_ERROR(Linux headers lack version definition)
 390                       exit 1
 391                     fi
 392                   else
 393                     LINUX_VERSION="$linux_kvers"
 394                   fi
 395                  else
 396                     enable_kernel_module="no"
 397                  fi
 398                fi
 399                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 400                      enable_kernel_module="no"
 401                  fi
 402                  if test "x$enable_kernel_module" = "xno"; then
 403                   if test "x$with_linux_kernel_headers" != "x"; then
 404                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 405                    exit 1
 406                   else
 407                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 408                   fi
 409                  fi
 410                  dnl do we need to determine SUBARCH from autoconf.h
 411                  SUBARCH=default
 412                 fi
 413                 AC_MSG_RESULT(linux)
 414                 if test "x$enable_kernel_module" = "xyes"; then
 415                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 416                  if test "x${AFS_SYSKVERS}" = "x"; then
 417                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 418                  fi
 419                 fi
 420                 ;;
 421         *-solaris*)
 422                 MKAFS_OSTYPE=SOLARIS
 423                 AC_MSG_RESULT(sun4)
 424                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 425                 SOLARIS_PROC_HAS_P_COREFILE
 426                 SOLARIS_FS_HAS_FS_ROLLED
 427                 ;;
 428         *-sunos*)
 429                 MKAFS_OSTYPE=SUNOS
 430                 enable_kernel_module=no
 431                 AC_MSG_RESULT(sun4)
 432                 ;;
 433         *-hpux*)
 434                 MKAFS_OSTYPE=HPUX
 435                 AC_MSG_RESULT(hp_ux)
 436                 if test -f "/usr/old/usr/include/ndir.h"; then
 437                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 438                 fi
 439                 ;;
 440         *-irix*)
 441                 if test -d /usr/include/sys/SN/SN1; then
 442                  IRIX_BUILD_IP35="IP35"
 443                 fi
 444                 MKAFS_OSTYPE=IRIX
 445                 AC_MSG_RESULT(sgi)
 446                 ;;
 447         *-aix*)
 448                 MKAFS_OSTYPE=AIX
 449                 AC_MSG_RESULT(rs_aix)
 450                 ;;
 451         *-osf*)
 452                 MKAFS_OSTYPE=DUX
 453                 AC_MSG_RESULT(alpha_dux)
 454                 ;;
 455         powerpc-*-darwin*)
 456                 MKAFS_OSTYPE=DARWIN
 457                 AC_MSG_RESULT(ppc_darwin)
 458                 ;;
 459         i386-*-darwin*)
 460                 MKAFS_OSTYPE=DARWIN
 461                 AC_MSG_RESULT(x86_darwin)
 462                 ;;
 463         i386-*-freebsd*)
 464                 MKAFS_OSTYPE=FBSD
 465                 AC_MSG_RESULT(i386_fbsd)
 466                 ;;
 467         x86_64-*-freebsd*)
 468                 MKAFS_OSTYPE=FBSD
 469                 AC_MSG_RESULT(amd64_fbsd)
 470                 ;;
 471         *-netbsd*)
 472                 MKAFS_OSTYPE=NBSD
 473                 AC_MSG_RESULT(nbsd)
 474                 ;;
 475         *-openbsd*)
 476                 MKAFS_OSTYPE=OBSD
 477                 AC_MSG_RESULT(i386_obsd)
 478                 ;;
 479         *-dragonfly*)
 480                 MKAFS_OSTYPE=DFBSD
 481                 AC_MSG_RESULT(i386_dfbsd)
 482                 ;;
 483         *)
 484                 AC_MSG_RESULT($system)
 485                 ;;
 486 esac
 487
 488 if test "x$with_afs_sysname" != "x"; then
 489         AFS_SYSNAME="$with_afs_sysname"
 490 else
 491         AC_MSG_CHECKING(your AFS sysname)
 492         case $host in
 493                 i?86-*-openbsd?.?)
 494                         v=${host#*openbsd}
 495                         vM=${v%.*}
 496                         vm=${v#*.}
 497                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 498                         ;;
 499                 sparc64-*-openbsd?.?)
 500                         v=${host#*openbsd}
 501                         vM=${v%.*}
 502                         vm=${v#*.}
 503                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 504                         ;;
 505                 i?86-*-freebsd?.*)
 506                         v=${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                         AFS_PARAM_COMMON=param.nbsd30.h
 543                         AFS_SYSNAME="amd64_nbsd30"
 544                         ;;
 545                 x86_64-*-netbsd*4.[[0-8]]*)
 546                         AFS_PARAM_COMMON=param.nbsd40.h
 547                         AFS_SYSNAME="amd64_nbsd40"
 548                         ;;
 549                 powerpc-*-netbsd*2.0*)
 550                         AFS_SYSNAME="ppc_nbsd20"
 551                         ;;
 552                 i?86-*-netbsd*1.6*)
 553                         AFS_SYSNAME="i386_nbsd16"
 554                         ;;
 555                 alpha-*-netbsd*1.6*)
 556                         AFS_SYSNAME="alpha_nbsd16"
 557                         ;;
 558                 powerpc-*-netbsd*1.6*)
 559                         AFS_SYSNAME="ppc_nbsd16"
 560                         ;;
 561                 i?86-*-netbsd*2.1*)
 562                         AFS_SYSNAME="i386_nbsd21"
 563                         ;;
 564                 i?86-*-netbsd*2.99*)
 565                         AFS_SYSNAME="i386_nbsd30"
 566                         ;;
 567                 i?86-*-netbsd*3.[[0-8]]*)
 568                         AFS_SYSNAME="i386_nbsd30"
 569                         ;;
 570                 i?86-*-netbsd*3.99*)
 571                         AFS_SYSNAME="i386_nbsd30"
 572                         ;;
 573                 i?86-*-netbsd*4.[[0-8]]*)
 574                         AFS_SYSNAME="i386_nbsd40"
 575                         ;;
 576                 i?86-*-netbsd*4.99*)
 577                         AFS_SYSNAME="i386_nbsd40"
 578                         ;;
 579                 hppa*-hp-hpux11.0*)
 580                         AFS_SYSNAME="hp_ux110"
 581                         ;;
 582                 hppa*-hp-hpux11.11)
 583                         AFS_SYSNAME="hp_ux11i"
 584                         ;;
 585                 hppa*-hp-hpux11.23)
 586                         AFS_SYSNAME="hp_ux1123"
 587                         ;;
 588                 ia64-hp-hpux11.22)
 589                         AFS_SYSNAME="ia64_hpux1122"
 590                         ;;
 591                 ia64-hp-hpux*)
 592                         AFS_SYSNAME="ia64_hpux1123"
 593                         ;;
 594                 hppa*-hp-hpux10*)
 595                         AFS_SYSNAME="hp_ux102"
 596                         ;;
 597                 powerpc-apple-darwin1.2*)
 598                         AFS_SYSNAME="ppc_darwin_12"
 599                         ;;
 600                 powerpc-apple-darwin1.3*)
 601                         AFS_SYSNAME="ppc_darwin_13"
 602                         ;;
 603                 powerpc-apple-darwin1.4*)
 604                         AFS_SYSNAME="ppc_darwin_14"
 605                         ;;
 606                 powerpc-apple-darwin5.1*)
 607                         AFS_SYSNAME="ppc_darwin_14"
 608                         ;;
 609                 powerpc-apple-darwin5.2*)
 610                         AFS_SYSNAME="ppc_darwin_14"
 611                         ;;
 612                 powerpc-apple-darwin5.3*)
 613                         AFS_SYSNAME="ppc_darwin_14"
 614                         ;;
 615                 powerpc-apple-darwin5.4*)
 616                         AFS_SYSNAME="ppc_darwin_14"
 617                         ;;
 618                 powerpc-apple-darwin5.5*)
 619                         AFS_SYSNAME="ppc_darwin_14"
 620                         ;;
 621                 powerpc-apple-darwin6.0*)
 622                         AFS_SYSNAME="ppc_darwin_60"
 623                         ;;
 624                 powerpc-apple-darwin6.1*)
 625                         AFS_SYSNAME="ppc_darwin_60"
 626                         ;;
 627                 powerpc-apple-darwin6.2*)
 628                         AFS_SYSNAME="ppc_darwin_60"
 629                         ;;
 630                 powerpc-apple-darwin6.3*)
 631                         AFS_SYSNAME="ppc_darwin_60"
 632                         ;;
 633                 powerpc-apple-darwin6.4*)
 634                         AFS_SYSNAME="ppc_darwin_60"
 635                         ;;
 636                 powerpc-apple-darwin6.5*)
 637                         AFS_SYSNAME="ppc_darwin_60"
 638                         ;;
 639                 powerpc-apple-darwin7.0*)
 640                         AFS_SYSNAME="ppc_darwin_70"
 641                         ;;
 642                 powerpc-apple-darwin7.1*)
 643                         AFS_SYSNAME="ppc_darwin_70"
 644                         ;;
 645                 powerpc-apple-darwin7.2*)
 646                         AFS_SYSNAME="ppc_darwin_70"
 647                         ;;
 648                 powerpc-apple-darwin7.3*)
 649                         AFS_SYSNAME="ppc_darwin_70"
 650                         ;;
 651                 powerpc-apple-darwin7.4*)
 652                         AFS_SYSNAME="ppc_darwin_70"
 653                         ;;
 654                 powerpc-apple-darwin7.5*)
 655                         AFS_SYSNAME="ppc_darwin_70"
 656                         ;;
 657                 powerpc-apple-darwin8.0*)
 658                         AFS_SYSNAME="ppc_darwin_80"
 659                         ;;
 660                 powerpc-apple-darwin8.*)
 661                         AFS_SYSNAME="ppc_darwin_80"
 662                         ;;
 663                 i386-apple-darwin8.*)
 664                         AFS_SYSNAME="x86_darwin_80"
 665                         ;;
 666                 powerpc-apple-darwin9.*)
 667                         AFS_SYSNAME="ppc_darwin_90"
 668                         ;;
 669                 i386-apple-darwin9.*)
 670                         AFS_SYSNAME="x86_darwin_90"
 671                         ;;
 672                 sparc-sun-solaris2.5*)
 673                         AFS_SYSNAME="sun4x_55"
 674                         enable_login="yes"
 675                         ;;
 676                 sparc-sun-solaris2.6)
 677                         AFS_SYSNAME="sun4x_56"
 678                         ;;
 679                 sparc-sun-solaris2.7)
 680                         AFS_SYSNAME="sun4x_57"
 681                         ;;
 682                 sparc-sun-solaris2.8)
 683                         AFS_SYSNAME="sun4x_58"
 684                         ;;
 685                 sparc-sun-solaris2.9)
 686                         AFS_SYSNAME="sun4x_59"
 687                         ;;
 688                 sparc-sun-solaris2.10)
 689                         AFS_SYSNAME="sun4x_510"
 690                         ;;
 691                 sparc-sun-solaris2.11)
 692                         AFS_SYSNAME="sun4x_511"
 693                         ;;
 694                 sparc-sun-sunos4*)
 695                         AFS_SYSNAME="sun4_413"
 696                         enable_login="yes"
 697                         ;;
 698                 i386-pc-solaris2.7)
 699                         AFS_SYSNAME="sunx86_57"
 700                         ;;
 701                 i386-pc-solaris2.8)
 702                         AFS_SYSNAME="sunx86_58"
 703                         ;;
 704                 i386-pc-solaris2.9)
 705                         AFS_SYSNAME="sunx86_59"
 706                         ;;
 707                 i386-pc-solaris2.10)
 708                         AFS_SYSNAME="sunx86_510"
 709                         ;;
 710                 i386-pc-solaris2.11)
 711                         AFS_SYSNAME="sunx86_511"
 712                         ;;
 713                 alpha*-dec-osf4.0*)
 714                         AFS_SYSNAME="alpha_dux40"
 715                         ;;
 716                 alpha*-dec-osf5.0*)
 717                         AFS_SYSNAME="alpha_dux50"
 718                         ;;
 719                 alpha*-dec-osf5.1*)
 720                         AFS_SYSNAME="alpha_dux51"
 721                         ;;
 722                 mips-sgi-irix6.5)
 723                         AFS_SYSNAME="sgi_65"
 724                         ;;
 725                 ia64-*-linux*)
 726                         AFS_SYSNAME="ia64_linuxXX"
 727                         ;;
 728                 powerpc-*-linux*)
 729                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 730                         ;;
 731                 powerpc64-*-linux*)
 732                         AFS_SYSNAME="ppc64_linuxXX"
 733                         ;;
 734                 alpha*-linux*)
 735                         AFS_SYSNAME="alpha_linux_XX"
 736                         ;;
 737                 s390-*-linux*)
 738                         AFS_SYSNAME="s390_linuxXX"
 739                         ;;
 740                 s390x-*-linux*)
 741                         AFS_SYSNAME="s390x_linuxXX"
 742                         ;;
 743                 sparc-*-linux*)
 744                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 745                         ;;
 746                 sparc64-*-linux*)
 747                         AFS_SYSNAME="sparc64_linuxXX"
 748                         ;;
 749                 i?86-*-linux*)
 750                         AFS_SYSNAME="i386_linuxXX"
 751                         ;;
 752                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 753                         AFS_SYSNAME="parisc_linuxXX"
 754                         enable_pam="no"
 755                         ;;
 756                 power*-ibm-aix4.2*)
 757                         AFS_SYSNAME="rs_aix42"
 758                         enable_pam="no"
 759                         ;;
 760                 power*-ibm-aix4.3*)
 761                         AFS_SYSNAME="rs_aix42"
 762                         enable_pam="no"
 763                         ;;
 764                 power*-ibm-aix5.1*)
 765                         AFS_SYSNAME="rs_aix51"
 766                         enable_pam="no"
 767                         ;;
 768                 power*-ibm-aix5.2*)
 769                         AFS_SYSNAME="rs_aix52"
 770                         enable_pam="no"
 771                         ;;
 772                 power*-ibm-aix5.3*)
 773                         AFS_SYSNAME="rs_aix53"
 774                         enable_pam="no"
 775                         ;;
 776                 power*-ibm-aix6.1*)
 777                         AFS_SYSNAME="rs_aix61"
 778                         enable_pam="no"
 779                         ;;
 780                 x86_64-*-linux-gnu)
 781                         AFS_SYSNAME="amd64_linuxXX"
 782                         enable_pam="no"
 783                         ;;
 784                 *)
 785                         AC_MSG_ERROR(An AFS sysname is required)
 786                         exit 1
 787                         ;;
 788         esac
 789         case $AFS_SYSNAME in
 790                 *_linux* | *_umlinux*)
 791                         if test "x${AFS_SYSKVERS}" = "x"; then
 792                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 793                         fi
 794                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 795                         AFS_SYSNAME="$_AFS_SYSNAME"
 796                         save_CPPFLAGS="$CPPFLAGS"
 797                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 798                         AC_TRY_COMPILE(
 799                          [#include <linux/autoconf.h>],
 800                          [#ifndef CONFIG_USERMODE
 801                           #error not UML
 802                           #endif],
 803                          ac_cv_linux_is_uml=yes,)
 804                         if test "${ac_cv_linux_is_uml}" = yes; then
 805                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 806                         fi
 807                         CPPFLAGS="$save_CPPFLAGS"
 808                         AFS_SYSNAME="$_AFS_SYSNAME"
 809                         ;;
 810         esac
 811         AC_MSG_RESULT($AFS_SYSNAME)
 812 fi
 813
 814 dnl Some hosts have a separate common param file they should include.  Figure
 815 dnl out if we're on one of them now that we know the sysname.
 816 case $AFS_SYSNAME in
 817     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 818     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 819     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 820     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 821     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 822     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 823     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 824     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 825     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 826 esac
 827
 828 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 829
 830                 # Add (sub-) architecture-specific paths needed by conftests
 831                 case $AFS_SYSNAME  in
 832                         *_umlinux26)
 833                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 834                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 835                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 836                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 837                 esac
 838
 839                 if test "x$enable_kernel_module" = "xyes"; then
 840                  if test "x$enable_debug_kernel" = "xno"; then
 841                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 842                  fi
 843                  OPENAFS_GCC_SUPPORTS_MARCH
 844                  AC_SUBST(P5PLUS_KOPTS)
 845                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 846                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 847                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 848                  OPENAFS_GCC_SUPPORTS_PIPE
 849                  AC_SUBST(LINUX_GCC_KOPTS)
 850                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 851                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 852                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 853                  )
 854
 855                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 856                  LINUX_KERNEL_COMPILE_WORKS
 857                  LINUX_EXPORTS_FIND_TASK_BY_PID
 858                  LINUX_EXPORTS_PROC_ROOT_FS
 859                  LINUX_HAVE_CURRENT_KERNEL_TIME
 860                  LINUX_HAVE_WRITE_BEGIN_AOP
 861                  LINUX_HAVE_BDI_INIT
 862                  LINUX_KMEM_CACHE_INIT
 863                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
 864                  LINUX_STRUCT_TASK_HAS_CRED
 865                  LINUX_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
 866                  LINUX_HAVE_KMEM_CACHE_T
 867                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 868                  LINUX_D_PATH_TAKES_STRUCT_PATH
 869                  LINUX_NEW_EXPORT_OPS
 870                  LINUX_CONFIG_H_EXISTS
 871                  LINUX_COMPLETION_H_EXISTS
 872                  LINUX_SEMAPHORE_H_EXISTS
 873                  LINUX_EXPORTFS_H_EXISTS
 874                  LINUX_DEFINES_FOR_EACH_PROCESS
 875                  LINUX_DEFINES_PREV_TASK
 876                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 877                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 878                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 879                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 880                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 881                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 882                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 883                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 884                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 885                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 886                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 887                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 888                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 889                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 890                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 891                  LINUX_INODE_SETATTR_RETURN_TYPE
 892                  LINUX_WRITE_INODE_RETURN_TYPE
 893                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 894                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 895                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 896                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 897                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 898                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 899                  LINUX_AOP_WRITEBACK_CONTROL
 900                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 901                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 902                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 903                  LINUX_KERNEL_LINUX_SYSCALL_H
 904                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 905                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 906                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
 907                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
 908                  LINUX_KERNEL_SELINUX
 909                  LINUX_KERNEL_SOCK_CREATE
 910                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 911                  LINUX_KERNEL_HLIST_UNHASHED
 912                  LINUX_KEY_TYPE_H_EXISTS
 913                  LINUX_NEED_RHCONFIG
 914                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 915                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 916                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 917                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 918                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 919                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 920                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 921                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 922                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 923                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 924                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 925                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 926                  LINUX_EXPORTS_TASKLIST_LOCK
 927                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 928                  LINUX_STATFS_TAKES_DENTRY
 929                  LINUX_FREEZER_H_EXISTS
 930                  LINUX_HAVE_SVC_ADDR_IN
 931                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 932                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 933                  fi
 934                  LINUX_REFRIGERATOR
 935                  LINUX_LINUX_KEYRING_SUPPORT
 936                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 937                  LINUX_KEY_ALLOC_NEEDS_CRED
 938                  LINUX_DO_SYNC_READ
 939                  LINUX_GENERIC_FILE_AIO_READ
 940                  LINUX_INIT_WORK_HAS_DATA
 941                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 942                  LINUX_SYSCTL_TABLE_CHECKING
 943                  LINUX_HAVE_IGET
 944                  if test "x$ac_cv_linux_have_iget" = "xno"; then
 945                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
 946                  fi
 947                  LINUX_HAVE_I_SIZE_READ
 948                  LINUX_HAVE_D_ALLOC_ANON
 949                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
 950                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
 951                  fi
 952                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
 953                  LINUX_EXPORTS_INIT_MM
 954                  LINUX_EXPORTS_SYS_CHDIR
 955                  LINUX_EXPORTS_SYS_CLOSE
 956                  LINUX_EXPORTS_SYS_OPEN
 957                  LINUX_EXPORTS_SYS_WAIT4
 958                  LINUX_EXPORTS_RCU_READ_LOCK
 959                  if test "x$with_linux_kernel_packaging" = "xno" ; then
 960                    LINUX_WHICH_MODULES
 961                  else
 962                    AC_SUBST(MPS,'SP')
 963                  fi
 964                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 965                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 966                    ac_cv_linux_exports_sys_call_table=no
 967                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 968                      ac_cv_linux_exports_ia32_sys_call_table=yes
 969                    fi
 970                  else
 971                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 972                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 973                    LINUX_EXPORTS_SYS_CALL_TABLE
 974                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 975                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 976                          linux_syscall_method=none
 977                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 978                             linux_syscall_method=scan
 979                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 980                                linux_syscall_method=scan_with_kallsyms_address
 981                             fi
 982                          fi
 983                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 984                             linux_syscall_method=kallsyms_symbol
 985                          fi
 986                          if test "x$linux_syscall_method" = "xnone"; then
 987                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 988                             linux_syscall_method=scan
 989                          fi
 990                    fi
 991                  fi
 992                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 993                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 994                  fi
 995                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
 996                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
 997                  fi
 998                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 999                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1000                  fi
1001                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
1002                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
1003                  fi
1004                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1005                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1006                  fi
1007                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1008                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1009                  fi
1010                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1011                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1012                  fi
1013                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1014                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1015                  fi
1016                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1017                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1018                  fi
1019                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1020                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1021                  fi
1022                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1023                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1024                  fi
1025                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1026                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1027                  fi
1028                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1029                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1030                  fi
1031                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1032                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1033                  fi
1034                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1035                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1036                  fi
1037                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1038                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1039                  fi
1040                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1041                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1042                  fi
1043                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1044                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1045                  fi
1046                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1047                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1048                  fi
1049                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1050                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1051                  fi
1052                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
1053                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1054                  fi
1055                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
1056                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1057                  fi
1058                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
1059                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1060                  fi
1061                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
1062                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1063                  fi
1064                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
1065                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1066                  fi
1067                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
1068                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1069                  fi
1070                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
1071                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1072                  fi
1073                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
1074                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1075                  fi
1076                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
1077                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1078                  fi
1079                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
1080                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1081                  fi
1082                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
1083                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1084                  fi
1085                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
1086                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1087                  fi
1088                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
1089                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1090                  fi
1091                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1092                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1093                  fi
1094                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1095                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1096                  fi
1097                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1098                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1099                  fi
1100                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1101                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1102                  fi
1103                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1104                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1105                  fi
1106                  if test "x$ac_linux_syscall" = "xyes" ; then
1107                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1108                  fi
1109                  if test "x$ac_linux_seq_file" = "xyes" ; then
1110                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1111                  fi
1112                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
1113                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1114                  fi
1115                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
1116                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1117                  fi
1118                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
1119                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1120                  fi
1121                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
1122                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1123                  fi
1124                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
1125                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1126                  fi
1127                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
1128                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1129                  fi
1130                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
1131                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1132                  fi
1133                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
1134                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1135                  fi
1136                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
1137                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1138                  fi
1139                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
1140                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1141                  fi
1142                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
1143                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1144                  fi
1145                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1146                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1147                  fi
1148                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1149                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1150                  fi
1151                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1152                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1153                  fi
1154                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1155                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1156                  fi
1157                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1158                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1159                  fi
1160                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1161                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1162                  fi
1163                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1164                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1165                  fi
1166                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1167                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1168                  fi
1169                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1170                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1171                  fi
1172                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1173                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1174                  fi
1175                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1176                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1177                  fi
1178                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1179                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1180                  fi
1181                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1182                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1183                  fi
1184                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1185                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1186                  fi
1187                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1188                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1189                  fi
1190                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1191                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1192                  fi
1193                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1194                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1195                  fi
1196                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1197                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1198                  fi
1199                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1200                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1201                  fi
1202                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1203                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1204                  fi
1205                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1206                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1207                  fi
1208                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1209                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1210                  fi
1211                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1212                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1213                  fi
1214                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1215                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1216                  else
1217                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1218                  fi
1219                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1220                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1221                  fi
1222                 :
1223                 fi
1224 esac
1225
1226 case $AFS_SYSNAME in
1227         *_darwin*)
1228                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1229                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1230                 dnl the test below fails on darwin, even if the CPPFLAGS below
1231                 dnl are added. the headers from Kernel.framework must be used
1232                 dnl when KERNEL is defined.
1233
1234                 dnl really, such a thing isn't guaranteed to work on any
1235                 dnl platform until the kernel cflags from MakefileProto are
1236                 dnl known to configure
1237                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1238                 ;;
1239         *)
1240 AC_MSG_CHECKING(for definition of struct buf)
1241 dnl save_CPPFLAGS="$CPPFLAGS"
1242 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1243 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1244         ac_cv_have_struct_buf=no
1245         AC_TRY_COMPILE(
1246                 [#include <sys/buf.h>],
1247                 [struct buf x;
1248                 printf("%d\n", sizeof(x));],
1249                 ac_cv_have_struct_buf=yes,)
1250         ]
1251 )
1252 dnl CPPFLAGS="$save_CPPFLAGS"
1253 AC_MSG_RESULT($ac_cv_have_struct_buf)
1254 if test "$ac_cv_have_struct_buf" = yes; then
1255         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1256 fi
1257 ;;
1258 esac
1259
1260
1261 AC_CACHE_VAL(ac_cv_sockaddr_len,
1262 [
1263 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1264 AC_TRY_COMPILE( [#include <sys/types.h>
1265 #include <sys/socket.h>],
1266 [struct sockaddr *a;
1267 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1268 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1269 if test "$ac_cv_sockaddr_len" = "yes"; then
1270    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1271 fi
1272 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1273         echo Skipping library tests because they confuse Irix.
1274 else
1275   AC_CHECK_FUNCS(socket)
1276
1277   if test "$ac_cv_func_socket" = no; then
1278     for lib in socket inet; do
1279         if test "$HAVE_SOCKET" != 1; then
1280                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1281         fi
1282     done
1283   fi
1284
1285   AC_CHECK_FUNCS(connect)
1286
1287   if test "$ac_cv_func_connect" = no; then
1288     for lib in nsl; do
1289         if test "$HAVE_CONNECT" != 1; then
1290                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1291         fi
1292     done
1293   fi
1294
1295   AC_CHECK_FUNCS(gethostbyname)
1296   if test "$ac_cv_func_gethostbyname" = no; then
1297         for lib in dns nsl resolv; do
1298           if test "$HAVE_GETHOSTBYNAME" != 1; then
1299             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1300           fi
1301         done
1302   fi
1303
1304   dnl darwin wants it, aix hates it
1305   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1306   AC_TRY_COMPILE([
1307   #include <stdlib.h>
1308   #include <stdio.h>
1309   #include <sys/types.h>
1310   #include <sys/socket.h>
1311   #include <netinet/in.h>
1312   #include <arpa/inet.h>
1313   #include <arpa/nameser.h>
1314   #include <arpa/nameser_compat.h>
1315   #include <resolv.h>
1316   ], [static int i; i = 0;],
1317   [AC_MSG_RESULT(yes)
1318    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1319   [AC_MSG_RESULT(no)
1320    ])
1321
1322   openafs_save_libs="$LIBS"
1323   AC_MSG_CHECKING([for res_search])
1324   AC_FUNC_RES_SEARCH
1325
1326   if test "$ac_cv_func_res_search" = no; then
1327       for lib in dns nsl resolv; do
1328         if test "$ac_cv_func_res_search" != yes; then
1329           LIBS="-l$lib $LIBS"
1330           AC_FUNC_RES_SEARCH
1331           LIBS="$openafs_save_libs"
1332         fi
1333       done
1334       if test "$ac_cv_func_res_search" = yes; then
1335         LIB_res_search="-l$lib"
1336         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1337         AC_MSG_RESULT([yes, in lib$lib])
1338       else
1339         AC_MSG_RESULT(no)
1340       fi
1341   else
1342     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1343     AC_MSG_RESULT(yes)
1344   fi
1345
1346 fi
1347
1348 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1349 [
1350 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1351 AC_TRY_COMPILE( [#include <sys/types.h>
1352 #include <sys/socket.h>
1353 #include <netinet/in.h>],
1354 [int on=1;
1355 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1356 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1357 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1358    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1359 fi
1360
1361 PTHREAD_LIBS=error
1362 if test "x$MKAFS_OSTYPE" = OBSD; then
1363         PTHREAD_LIBS="-pthread"
1364 fi
1365 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1366         PTHREAD_LIBS="-pthread"
1367 fi
1368 if test "x$PTHREAD_LIBS" = xerror; then
1369         AC_CHECK_LIB(pthread, pthread_attr_init,
1370                 PTHREAD_LIBS="-lpthread")
1371 fi
1372 if test "x$PTHREAD_LIBS" = xerror; then
1373         AC_CHECK_LIB(pthreads, pthread_attr_init,
1374                 PTHREAD_LIBS="-lpthreads")
1375 fi
1376 if test "x$PTHREAD_LIBS" = xerror; then
1377         AC_CHECK_LIB(c_r, pthread_attr_init,
1378                 PTHREAD_LIBS="-lc_r")
1379 fi
1380 if test "x$PTHREAD_LIBS" = xerror; then
1381         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1382 fi
1383 if test "x$PTHREAD_LIBS" = xerror; then
1384         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1385         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1386                 PTHREAD_LIBS="-lpthread")
1387 fi
1388 if test "x$PTHREAD_LIBS" = xerror; then
1389         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1390 fi
1391 AC_SUBST(PTHREAD_LIBS)
1392
1393 HOST_CPU="$host_cpu"
1394
1395 if test "x$with_bsd_kernel_headers" != "x"; then
1396         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1397 else
1398         BSD_KERNEL_PATH="/usr/src/sys"
1399 fi
1400
1401 if test "x$with_bsd_kernel_build" != "x"; then
1402         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1403 else
1404         case $AFS_SYSNAME in
1405                 *_fbsd_4?)
1406                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1407                         ;;
1408                 *_fbsd_*)
1409                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1410                         ;;
1411         esac
1412 fi
1413
1414 # Fast restart
1415 if test "$enable_supergroups" = "yes"; then
1416         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1417 fi
1418
1419 if test "$enable_fast_restart" = "yes"; then
1420         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1421 fi
1422
1423 if test "$enable_bitmap_later" = "yes"; then
1424         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1425 fi
1426
1427 if test "$enable_demand_attach_fs" = "yes"; then
1428         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1429         DEMAND_ATTACH="yes"
1430 else
1431         DEMAND_ATTACH="no"
1432 fi
1433 AC_SUBST(DEMAND_ATTACH)
1434
1435 if test "$enable_disconnected" = "yes"; then
1436         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1437 fi
1438
1439 if test "$enable_unix_sockets" = "yes"; then
1440         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1441         USE_UNIX_SOCKETS="yes"
1442 else
1443         USE_UNIX_SOCKETS="no"
1444 fi
1445 AC_SUBST(USE_UNIX_SOCKETS)
1446
1447 if test "$enable_fast_restart" = "yes" &&
1448    test "$enable_demand_attach_fs" = "yes" ; then
1449         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.])
1450         exit 1
1451 fi
1452
1453 if test "$enable_full_vos_listvol_switch" = "yes"; then
1454         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1455 fi
1456
1457 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1458    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1459         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1460    fi
1461 fi
1462
1463 if test "$enable_bos_restricted_mode" = "yes"; then
1464         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1465 fi
1466
1467 if test "$enable_bos_new_config" = "yes"; then
1468         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1469 fi
1470
1471 if test "$enable_largefile_fileserver" = "yes"; then
1472         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1473 fi
1474
1475 if test "$enable_cache_bypass" = "yes"; then
1476         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1477 fi
1478
1479 if test "$enable_namei_fileserver" = "yes"; then
1480         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1481         VFSCK=""
1482 else
1483         if test "$enable_namei_fileserver" = "default"; then
1484                 case $host in
1485                         *-solaris2.10*)
1486                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1487                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1488                                 VFSCK=""
1489                                 ;;
1490                         *-solaris2.11*)
1491                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1492                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1493                                 VFSCK=""
1494                                 ;;
1495                         *)
1496                                 VFSCK="vfsck"
1497                                 ;;
1498                 esac
1499         else
1500                 VFSCK="vfsck"
1501         fi
1502 fi
1503
1504 if test "$enable_afsdb" = "yes"; then
1505         LIB_AFSDB="$LIB_res_search"
1506         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1507 fi
1508
1509 dnl check for tivoli
1510 AC_MSG_CHECKING(for tivoli tsm butc support)
1511 XBSA_CFLAGS=""
1512 if test "$enable_tivoli_tsm" = "yes"; then
1513         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1514         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1515         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1516         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1517
1518         if test -r "$XBSADIR3/dsmapifp.h"; then
1519                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1520                 XBSA_XLIBS="-ldl"
1521                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1522         elif test -r "$XBSADIR4/dsmapifp.h"; then
1523                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1524                 XBSA_XLIBS="-ldl"
1525                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1526         elif test -r "$XBSADIR1/xbsa.h"; then
1527                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1528                 XBSA_XLIBS=""
1529                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1530         elif test -r "$XBSADIR2/xbsa.h"; then
1531                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1532                 XBSA_XLIBS=""
1533                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1534         else
1535                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1536         fi
1537 else
1538         AC_MSG_RESULT([no])
1539 fi
1540 AC_SUBST(XBSA_CFLAGS)
1541 AC_SUBST(XBSA_XLIBS)
1542
1543 dnl checks for header files.
1544 AC_HEADER_STDC
1545 AC_HEADER_SYS_WAIT
1546 AC_HEADER_DIRENT
1547 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1548 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1549 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1550 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1551 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1552 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1553 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1554
1555 AC_CHECK_TYPES([fsblkcnt_t],,,[
1556 #include <sys/types.h>
1557 #ifdef HAVE_SYS_BITYPES_H
1558 #include <sys/bitypes.h>
1559 #endif
1560 #ifdef HAVE_SYS_STATFS_H
1561 #include <sys/statfs.h>
1562 #endif
1563 #ifdef HAVE_SYS_STATVFS_H
1564 #include <sys/statvfs.h>
1565 #endif
1566 ])
1567
1568 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1569 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1570         case $AFS_SYSNAME in
1571         sgi_*)
1572                 HAVE_PAM="no"
1573                 ;;
1574         *)
1575                 HAVE_PAM="yes"
1576                 ;;
1577         esac
1578 else
1579         HAVE_PAM="no"
1580 fi
1581 AC_SUBST(HAVE_PAM)
1582
1583 if test "$enable_login" = yes; then
1584         BUILD_LOGIN="yes"
1585 else
1586         BUILD_LOGIN="no"
1587 fi
1588 AC_SUBST(BUILD_LOGIN)
1589
1590 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1591 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1592 AC_CHECK_FUNCS(setvbuf vsyslog)
1593 AC_FUNC_SETVBUF_REVERSED
1594 AC_CHECK_FUNCS(regcomp regexec regerror)
1595 AC_MSG_CHECKING([for POSIX regex library])
1596 if test "$ac_cv_header_regex_h" = "yes" && \
1597         test "$ac_cv_func_regcomp" = "yes" && \
1598         test "$ac_cv_func_regexec" = "yes" && \
1599         test "$ac_cv_func_regerror" = "yes"; then
1600     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1601     AC_MSG_RESULT(yes)
1602 else
1603     AC_MSG_RESULT(no)
1604 fi
1605
1606 AC_TYPE_SOCKLEN_T
1607 AC_TYPE_SIGNAL
1608 AC_CHECK_TYPE(ssize_t, int)
1609 AC_CHECK_TYPES(sig_t, , ,
1610   [#include <sys/types.h>
1611    #include <signal.h> ])
1612 AH_BOTTOM(
1613 [#ifndef HAVE_SIG_T
1614 #ifndef SIG_T_DEFINED
1615 #define SIG_T_DEFINED
1616 typedef RETSIGTYPE (*sig_t) ();
1617 #endif
1618 #endif])
1619 AC_CHECK_TYPE([sig_atomic_t], ,
1620     [AC_DEFINE([sig_atomic_t], [int],
1621         [Define to int if <signal.h> does not define.])],
1622 [#include <sys/types.h>
1623 #include <signal.h>])
1624 AC_SIZEOF_TYPE(long)
1625
1626 AC_CHECK_FUNCS(timegm)
1627 AC_CHECK_FUNCS(daemon)
1628
1629 dnl Directory PATH handling
1630 if test "x$enable_transarc_paths" = "xyes"  ; then
1631     afsconfdir=${afsconfdir=/usr/afs/etc}
1632     viceetcdir=${viceetcdir=/usr/vice/etc}
1633     afskerneldir=${afskerneldir=${viceetcdir}}
1634     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1635     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1636     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1637     afsdbdir=${afsdbdir=/usr/afs/db}
1638     afslogsdir=${afslogsdir=/usr/afs/logs}
1639     afslocaldir=${afslocaldir=/usr/afs/local}
1640     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1641     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1642 else
1643     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1644     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1645     afskerneldir=${afskerneldir='${libdir}/openafs'}
1646     afssrvbindir=${afssrvbindir='${bindir}'}
1647     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1648     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1649     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1650     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1651     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1652     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1653     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1654 fi
1655 AC_SUBST(afsconfdir)
1656 AC_SUBST(viceetcdir)
1657 AC_SUBST(afskerneldir)
1658 AC_SUBST(afssrvbindir)
1659 AC_SUBST(afssrvsbindir)
1660 AC_SUBST(afssrvlibexecdir)
1661 AC_SUBST(afsdbdir)
1662 AC_SUBST(afslogsdir)
1663 AC_SUBST(afslocaldir)
1664 AC_SUBST(afsbackupdir)
1665 AC_SUBST(afsbosconfigdir)
1666
1667 if test "x$enable_kernel_module" = "xyes"; then
1668 ENABLE_KERNEL_MODULE=libafs
1669 fi
1670
1671 if test "x$enable_pthreaded_ubik" = "xyes"; then
1672 ENABLE_PTHREADED_UBIK=yes
1673 fi
1674
1675 AC_SUBST(VFSCK)
1676 AC_SUBST(AFS_SYSNAME)
1677 AC_SUBST(AFS_PARAM_COMMON)
1678 AC_SUBST(ENABLE_KERNEL_MODULE)
1679 AC_SUBST(ENABLE_PTHREADED_UBIK)
1680 AC_SUBST(LIB_AFSDB)
1681 AC_SUBST(LINUX_KERNEL_PATH)
1682 AC_SUBST(LINUX_KERNEL_BUILD)
1683 AC_SUBST(HOST_CPU)
1684 AC_SUBST(BSD_KERNEL_PATH)
1685 AC_SUBST(BSD_KERNEL_BUILD)
1686 AC_SUBST(LINUX_VERSION)
1687 AC_SUBST(MKAFS_OSTYPE)
1688 AC_SUBST(TOP_OBJDIR)
1689 AC_SUBST(TOP_SRCDIR)
1690 AC_SUBST(TOP_INCDIR)
1691 AC_SUBST(TOP_LIBDIR)
1692 AC_SUBST(DEST)
1693 AC_SUBST(DARWIN_INFOFILE)
1694 AC_SUBST(IRIX_BUILD_IP35)
1695 AC_SUBST(HTML_XSL)
1696 AC_SUBST(XSLTPROC)
1697
1698 OPENAFS_OSCONF
1699 OPENAFS_KRB5CONF
1700
1701 TOP_SRCDIR="${srcdir}/src"
1702 dnl
1703 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1704 dnl
1705 case $TOP_SRCDIR in
1706         /*)
1707                 ;;
1708         *)
1709                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1710                 ;;
1711 esac
1712
1713 TOP_OBJDIR="${SRCDIR_PARENT}"
1714 TOP_INCDIR="${SRCDIR_PARENT}/include"
1715 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1716 if test "${DEST}x" = "x"; then
1717         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1718 fi
1719
1720 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1721 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1722 AC_SUBST(HELPER_SPLINT)
1723 AC_SUBST(HELPER_SPLINTCFG)
1724
1725 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1726
1727 ])