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 sia
  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([obsolete],
 110     [AC_HELP_STRING([--enable-obsolete],
 111         [enable obsolete portions of AFS (mpp and package)])],
 112     ,
 113     [enable_obsolete="no"])
 114 AC_ARG_ENABLE([pam],
 115     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
 116     ,
 117     [enable_pam="yes"])
 118 AC_ARG_ENABLE([bos-restricted-mode],
 119     [AS_HELP_STRING([--enable-bos-restricted-mode],
 120         [enable bosserver restricted mode which disables certain bosserver
 121          functionality])],
 122     ,
 123     [enable_bos_restricted_mode="no"])
 124 AC_ARG_ENABLE([bos-new-config],
 125     [AS_HELP_STRING([--enable-bos-new-config],
 126         [enable bosserver pickup of BosConfig.new on restarts])],
 127     ,
 128     [enable_bos_new_config="no"])
 129 AC_ARG_ENABLE([largefile-fileserver],
 130     [AS_HELP_STRING([--disable-largefile-fileserver],
 131         [disable large file support in fileserver])],
 132     ,
 133     [enable_largefile_fileserver="yes"])
 134 AC_ARG_ENABLE([namei-fileserver],
 135     [AS_HELP_STRING([--enable-namei-fileserver],
 136         [force compilation of namei fileserver in preference to inode
 137          fileserver])],
 138     ,
 139     [enable_namei_fileserver="default"])
 140 AC_ARG_ENABLE([cache-bypass],
 141     [AS_HELP_STRING([--enable-cache-bypass],
 142         [enable client support for cache bypass])],
 143     ,
 144     [enable_cache_bypass="no"])
 145 AC_ARG_ENABLE([supergroups],
 146     [AS_HELP_STRING([--enable-supergroups],
 147         [enable support for nested pts groups])],
 148     ,
 149     [enable_supergroups="no"])
 150 AC_ARG_ENABLE([fast-restart],
 151     [AS_HELP_STRING([--enable-fast-restart],
 152         [enable fast startup of file server without salvaging])],
 153     ,
 154     [enable_fast_restart="no"])
 155 AC_ARG_ENABLE([bitmap-later],
 156     [AS_HELP_STRING([--enable-bitmap-later],
 157         [enable fast startup of file server by not reading bitmap till
 158          needed])],
 159     ,
 160     [enable_bitmap_later="no"])
 161 AC_ARG_ENABLE([demand-attach-fs],
 162     [AS_HELP_STRING([--enable-demand-attach-fs],
 163         [enable Demand Attach Fileserver (please see documentation)])],
 164     ,
 165     [enable_demand_attach_fs="no"])
 166 AC_ARG_ENABLE([disconnected],
 167     [AS_HELP_STRING([--enable-disconnected],
 168         [enable disconnected support in cache manager (experimental)])],
 169     ,
 170     [enable_disconnected="no"])
 171 AC_ARG_ENABLE([unix-sockets],
 172     [AS_HELP_STRING([--enable-unix-sockets],
 173         [enable use of unix domain sockets for fssync])],
 174     ,
 175     [enable_unix_sockets="yes"])
 176 AC_ARG_ENABLE([full-vos-listvol-switch],
 177     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
 178         [disable vos full listvol switch for formatted output])],
 179     ,
 180     [enable_full_vos_listvol_switch="yes"])
 181 AC_ARG_ENABLE([icmp-pmtu-discovery],
 182     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
 183         [enable path MTU discovery by decoding ICMP unreachable replies])],
 184     ,
 185     [enable_icmp_pmtu_discovery="no"])
 186 AC_ARG_ENABLE([tivoli-tsm],
 187     [AS_HELP_STRING([--enable-tivoli-tsm],
 188         [enable use of the Tivoli TSM API libraries for butc support])],
 189     ,
 190     [enable_tivoli_tsm="no"])
 191 AC_ARG_ENABLE([pthreaded-ubik],
 192     [AS_HELP_STRING([--enable-pthreaded-ubik],
 193         [enable installation of pthreaded ubik applications (defaults to
 194          disabled)])],
 195     ,
 196     [enable_pthreaded_ubik="no"])
 197
 198 dnl Kernel module build options.
 199 AC_ARG_WITH([dux-kernel-headers],
 200     [AS_HELP_STRING([--with-dux-kernel-headers=path],
 201         [use the kernel headers found at path (optional, defaults to first
 202          match in /usr/sys)])])
 203 AC_ARG_WITH([linux-kernel-headers],
 204     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 205         [use the kernel headers found at path (optional, defaults to
 206          /usr/src/linux-2.4, then /usr/src/linux)])])
 207 AC_ARG_WITH([linux-kernel-build],
 208     [AS_HELP_STRING([--with-linux-kernel-build=path],
 209         [use the kernel build found at path(optional, defaults to
 210         /usr/src/linux-2.4, then /usr/src/linux)])])
 211 AC_ARG_WITH([bsd-kernel-headers],
 212     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 213         [use the kernel headers found at path (optional, defaults to
 214          /usr/src/sys)])])
 215 AC_ARG_WITH([bsd-kernel-build],
 216     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 217         [use the kernel build found at path (optional, defaults to
 218          KSRC/i386/compile/GENERIC)])])
 219 AC_ARG_WITH([linux-kernel-packaging],
 220     [AS_HELP_STRING([--with-linux-kernel-packaging],
 221         [use standard naming conventions to aid Linux kernel build packaging
 222          (disables MPS, sets the kernel module name to openafs.ko, and
 223          installs kernel modules into the standard Linux location)])],
 224     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 225      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 226     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 227 AC_ARG_ENABLE([kernel-module],
 228     [AS_HELP_STRING([--disable-kernel-module],
 229         [disable compilation of the kernel module (defaults to enabled)])],
 230     ,
 231     [enable_kernel_module="yes"])
 232 AC_ARG_ENABLE([redhat-buildsys],
 233     [AS_HELP_STRING([--enable-redhat-buildsys],
 234         [enable compilation of the redhat build system kernel (defaults to
 235          disabled)])],
 236     ,
 237     [enable_redhat_buildsys="no"])
 238
 239 dnl Installation locations.
 240 AC_ARG_ENABLE([transarc-paths],
 241     [AS_HELP_STRING([--enable-transarc-paths],
 242         [use Transarc style paths like /usr/afs and /usr/vice])],
 243     ,
 244     [enable_transarc_paths="no"])
 245
 246 dnl Optimization and debugging flags.
 247 AC_ARG_ENABLE([strip-binaries],
 248     [AS_HELP_STRING([--disable-strip-binaries],
 249         [disable stripping of symbol information from binaries (defaults to
 250          enabled)])],
 251     ,
 252     [enable_strip_binaries="maybe"])
 253 AC_ARG_ENABLE([debug],
 254     [AS_HELP_STRING([--enable-debug],
 255         [enable compilation of the user space code with debugging information
 256          (defaults to disabled)])],
 257     ,
 258     [enable_debug="no"])
 259 AC_ARG_ENABLE([optimize],
 260     [AS_HELP_STRING([--disable-optimize],
 261         [disable optimization for compilation of the user space code (defaults
 262          to enabled)])],
 263     ,
 264     [enable_optimize="yes"])
 265 AC_ARG_ENABLE([warnings],
 266     [AS_HELP_STRING([--enable-warnings],
 267         [enable compilation warnings when building with gcc (defaults to
 268          disabled)])],
 269     ,
 270     [enable_warnings="no"])
 271 AC_ARG_ENABLE([debug-kernel],
 272     [AS_HELP_STRING([--enable-debug-kernel],
 273         [enable compilation of the kernel module with debugging information
 274          (defaults to disabled)])],
 275     ,
 276     [enable_debug_kernel="no"])
 277 AC_ARG_ENABLE([optimize-kernel],
 278     [AS_HELP_STRING([--disable-optimize-kernel],
 279         [disable compilation of the kernel module with optimization (defaults
 280          based on platform)])],
 281     ,
 282     [enable_optimize_kernel="yes"])
 283 AC_ARG_ENABLE([debug-lwp],
 284     [AS_HELP_STRING([--enable-debug-lwp],
 285         [enable compilation of the LWP code with debugging information
 286          (defaults to disabled)])],
 287     ,
 288     [enable_debug_lwp="no"])
 289 AC_ARG_ENABLE([optimize-lwp],
 290     [AS_HELP_STRING([--disable-optimize-lwp],
 291         [disable optimization for compilation of the LWP code (defaults to
 292          enabled)])],
 293     ,
 294     [enable_optimize_lwp="yes"])
 295 AC_ARG_ENABLE([debug-pam],
 296     [AS_HELP_STRING([--enable-debug-pam],
 297         [enable compilation of the PAM code with debugging information
 298          (defaults to disabled)])],
 299     ,
 300     [enable_debug_pam="no"])
 301 AC_ARG_ENABLE([optimize-pam],
 302     [AS_HELP_STRING([--disable-optimize-pam],
 303         [disable optimization for compilation of the PAM code (defaults to
 304          enabled)])],
 305     ,
 306     [enable_optimize_pam="yes"])
 307 AC_ARG_ENABLE([linux-syscall-probing],
 308     [AS_HELP_STRING([--disable-linux-syscall-probing],
 309         [disabling Linux syscall probing (defaults to enabled)])],
 310     ,
 311     [AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
 312         [define to enable syscall table probes])])
 313
 314
 315 AC_ARG_WITH([xslt-processor],
 316         AS_HELP_STRING([--with-xslt-processor=ARG],
 317         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
 318         XSLTPROC="$withval",
 319         XSLTPROC="libxslt")
 320
 321 AC_ARG_WITH([html-xsl],
 322         AS_HELP_STRING([--with-html-xsl],
 323         [build HTML documentation using Norman Walsh's DocBook XSL stylesheets (default is no; specify a path to chunk.xsl or docbook.xsl)]),
 324         HTML_XSL="$withval",
 325         HTML_XSL=no)
 326
 327 enable_login="no"
 328
 329 dnl weird ass systems
 330 dnl AC_AIX
 331 AC_ISC_POSIX
 332 dnl AC_MINIX
 333
 334 dnl Various compiler setup.
 335 AC_TYPE_PID_T
 336 AC_TYPE_SIZE_T
 337 AC_TYPE_SIGNAL
 338 AC_TYPE_SOCKLEN_T
 339 AC_CHECK_TYPES(sig_t, , ,
 340   [#include <sys/types.h>
 341    #include <signal.h> ])
 342 AH_BOTTOM(
 343 [#ifndef HAVE_SIG_T
 344 #ifndef SIG_T_DEFINED
 345 #define SIG_T_DEFINED
 346 typedef RETSIGTYPE (*sig_t) ();
 347 #endif
 348 #endif])
 349 COMPILER_HAS_FUNCTION_MACRO
 350
 351 dnl Checks for programs.
 352 AC_PROG_INSTALL
 353 AC_PROG_LN_S
 354 AC_PROG_RANLIB
 355 AC_PROG_YACC
 356 AM_PROG_LEX
 357
 358 OPENAFS_CHECK_BIGENDIAN
 359
 360 AC_MSG_CHECKING(your OS)
 361 system=$host
 362 case $system in
 363         *-linux*)
 364
 365                 MKAFS_OSTYPE=LINUX
 366                 if test "x$enable_redhat_buildsys" = "xyes"; then
 367                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 368                 fi
 369                 if test "x$enable_kernel_module" = "xyes"; then
 370                  if test "x$with_linux_kernel_headers" != "x"; then
 371                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 372                  else
 373                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 374                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 375                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 376                    fi
 377                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 378                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 379                    fi
 380                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 381                      LINUX_KERNEL_PATH="/usr/src/linux"
 382                    fi
 383                  fi
 384                  if test "x$with_linux_kernel_build" != "x"; then
 385                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 386                  else
 387                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 388                  fi
 389                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 390                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 391                  LINUX_VERSION="$linux_kvers"
 392                else
 393                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 394                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 395                   if test "x$linux_kvers" = "x"; then
 396                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 397                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 398                       if test "x$linux_kvers" = "x"; then
 399
 400                         AC_MSG_ERROR(Linux headers lack version definition [2])
 401                         exit 1
 402                       else
 403                         LINUX_VERSION="$linux_kvers"
 404                       fi
 405                     else
 406                       AC_MSG_ERROR(Linux headers lack version definition)
 407                       exit 1
 408                     fi
 409                   else
 410                     LINUX_VERSION="$linux_kvers"
 411                   fi
 412                  else
 413                     enable_kernel_module="no"
 414                  fi
 415                fi
 416                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 417                      enable_kernel_module="no"
 418                  fi
 419                  if test "x$enable_kernel_module" = "xno"; then
 420                   if test "x$with_linux_kernel_headers" != "x"; then
 421                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 422                    exit 1
 423                   else
 424                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 425                   fi
 426                  fi
 427                  dnl do we need to determine SUBARCH from autoconf.h
 428                  SUBARCH=default
 429                 fi
 430                 AC_MSG_RESULT(linux)
 431                 if test "x$enable_kernel_module" = "xyes"; then
 432                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 433                  if test "x${AFS_SYSKVERS}" = "x"; then
 434                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 435                  fi
 436                 fi
 437                 ;;
 438         *-solaris*)
 439                 MKAFS_OSTYPE=SOLARIS
 440                 AC_MSG_RESULT(sun4)
 441                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 442                 SOLARIS_PROC_HAS_P_COREFILE
 443                 SOLARIS_FS_HAS_FS_ROLLED
 444                 ;;
 445         *-sunos*)
 446                 MKAFS_OSTYPE=SUNOS
 447                 enable_kernel_module=no
 448                 AC_MSG_RESULT(sun4)
 449                 ;;
 450         *-hpux*)
 451                 MKAFS_OSTYPE=HPUX
 452                 AC_MSG_RESULT(hp_ux)
 453                 if test -f "/usr/old/usr/include/ndir.h"; then
 454                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 455                 fi
 456                 ;;
 457         *-irix*)
 458                 if test -d /usr/include/sys/SN/SN1; then
 459                  IRIX_BUILD_IP35="IP35"
 460                 fi
 461                 MKAFS_OSTYPE=IRIX
 462                 AC_MSG_RESULT(sgi)
 463                 ;;
 464         *-aix*)
 465                 MKAFS_OSTYPE=AIX
 466                 AC_MSG_RESULT(rs_aix)
 467                 ;;
 468         *-osf*)
 469                 MKAFS_OSTYPE=DUX
 470                 AC_MSG_RESULT(alpha_dux)
 471                 if test "x$enable_kernel_module" = "xyes"; then
 472                  if test "x$with_dux_kernel_headers" != "x"; then
 473                    HEADER_RT=`ls ${with_dux_kernel_headers}/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
 474                  else
 475                    HEADER_RT=`ls /usr/sys/*/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
 476                  fi
 477                 fi
 478                 if test "$HEADER_RT" = "*" ; then
 479                         AC_MSG_ERROR([Need a configured kernel directory])
 480                 fi
 481                 AC_SUBST([HEADER_RT])
 482                 ;;
 483         powerpc-*-darwin*)
 484                 MKAFS_OSTYPE=DARWIN
 485                 AC_MSG_RESULT(ppc_darwin)
 486                 ;;
 487         i386-*-darwin*)
 488                 MKAFS_OSTYPE=DARWIN
 489                 AC_MSG_RESULT(x86_darwin)
 490                 ;;
 491         i386-*-freebsd*)
 492                 MKAFS_OSTYPE=FBSD
 493                 AC_MSG_RESULT(i386_fbsd)
 494                 ;;
 495         x86_64-*-freebsd*)
 496                 MKAFS_OSTYPE=FBSD
 497                 AC_MSG_RESULT(amd64_fbsd)
 498                 ;;
 499         *-netbsd*)
 500                 MKAFS_OSTYPE=NBSD
 501                 AC_MSG_RESULT(nbsd)
 502                 ;;
 503         *-openbsd*)
 504                 MKAFS_OSTYPE=OBSD
 505                 AC_MSG_RESULT(i386_obsd)
 506                 ;;
 507         *-dragonfly*)
 508                 MKAFS_OSTYPE=DFBSD
 509                 AC_MSG_RESULT(i386_dfbsd)
 510                 ;;
 511         *)
 512                 AC_MSG_RESULT($system)
 513                 ;;
 514 esac
 515
 516 if test "x$with_afs_sysname" != "x"; then
 517         AFS_SYSNAME="$with_afs_sysname"
 518 else
 519         AC_MSG_CHECKING(your AFS sysname)
 520         case $host in
 521                 i?86-*-openbsd?.?)
 522                         v=${host#*openbsd}
 523                         vM=${v%.*}
 524                         vm=${v#*.}
 525                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 526                         ;;
 527                 sparc64-*-openbsd?.?)
 528                         v=${host#*openbsd}
 529                         vM=${v%.*}
 530                         vm=${v#*.}
 531                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 532                         ;;
 533                 i?86-*-freebsd?.*)
 534                         v=${host#*freebsd}
 535                         vM=${v%.*}
 536                         vm=${v#*.}
 537                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 538                         ;;
 539                 x86_64-*-freebsd?.*)
 540                         v=${host#*freebsd}
 541                         vM=${v%.*}
 542                         vm=${v#*.}
 543                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 544                         ;;
 545                 i386-*-dragonfly2.2*)
 546                         AFS_SYSNAME="i386_dfbsd_23"
 547                         ;;
 548                 i386-*-dragonfly2.3*)
 549                         AFS_SYSNAME="i386_dfbsd_23"
 550                         ;;
 551                 i?86-*-netbsd*1.5*)
 552                         AFS_PARAM_COMMON=param.nbsd15.h
 553                         AFS_SYSNAME="i386_nbsd15"
 554                         ;;
 555                 alpha-*-netbsd*1.5*)
 556                         AFS_PARAM_COMMON=param.nbsd15.h
 557                         AFS_SYSNAME="alpha_nbsd15"
 558                         ;;
 559                 i?86-*-netbsd*1.6[[M-Z]]*)
 560                         AFS_PARAM_COMMON=param.nbsd20.h
 561                         AFS_SYSNAME="i386_nbsd20"
 562                         ;;
 563                 powerpc-*-netbsd*1.6[[M-Z]]*)
 564                         AFS_PARAM_COMMON=param.nbsd20.h
 565                         AFS_SYSNAME="ppc_nbsd20"
 566                         ;;
 567                 i?86-*-netbsd*2.0*)
 568                         AFS_PARAM_COMMON=param.nbsd20.h
 569                         AFS_SYSNAME="i386_nbsd20"
 570                         ;;
 571                 amd64-*-netbsd*2.0*)
 572                         AFS_PARAM_COMMON=param.nbsd20.h
 573                         AFS_SYSNAME="amd64_nbsd20"
 574                         ;;
 575                 x86_64-*-netbsd*3.[[0-8]]*)
 576                         AFS_PARAM_COMMON=param.nbsd30.h
 577                         AFS_SYSNAME="amd64_nbsd30"
 578                         ;;
 579                 x86_64-*-netbsd*4.[[0-8]]*)
 580                         AFS_PARAM_COMMON=param.nbsd40.h
 581                         AFS_SYSNAME="amd64_nbsd40"
 582                         ;;
 583                 powerpc-*-netbsd*2.0*)
 584                         AFS_PARAM_COMMON=param.nbsd20.h
 585                         AFS_SYSNAME="ppc_nbsd20"
 586                         ;;
 587                 i?86-*-netbsd*1.6*)
 588                         AFS_PARAM_COMMON=param.nbsd16.h
 589                         AFS_SYSNAME="i386_nbsd16"
 590                         ;;
 591                 alpha-*-netbsd*1.6*)
 592                         AFS_PARAM_COMMON=param.nbsd16.h
 593                         AFS_SYSNAME="alpha_nbsd16"
 594                         ;;
 595                 powerpc-*-netbsd*1.6*)
 596                         AFS_PARAM_COMMON=param.nbsd16.h
 597                         AFS_SYSNAME="ppc_nbsd16"
 598                         ;;
 599                 i?86-*-netbsd*2.1*)
 600                         AFS_PARAM_COMMON=param.nbsd21.h
 601                         AFS_SYSNAME="i386_nbsd21"
 602                         ;;
 603                 i?86-*-netbsd*2.99*)
 604                         AFS_PARAM_COMMON=param.nbsd30.h
 605                         AFS_SYSNAME="i386_nbsd30"
 606                         ;;
 607                 i?86-*-netbsd*3.[[0-8]]*)
 608                         AFS_PARAM_COMMON=param.nbsd30.h
 609                         AFS_SYSNAME="i386_nbsd30"
 610                         ;;
 611                 i?86-*-netbsd*3.99*)
 612                         AFS_PARAM_COMMON=param.nbsd30.h
 613                         AFS_SYSNAME="i386_nbsd30"
 614                         ;;
 615                 i?86-*-netbsd*4.[[0-8]]*)
 616                         AFS_PARAM_COMMON=param.nbsd40.h
 617                         AFS_SYSNAME="i386_nbsd40"
 618                         ;;
 619                 i?86-*-netbsd*4.99*)
 620                         AFS_PARAM_COMMON=param.nbsd40.h
 621                         AFS_SYSNAME="i386_nbsd40"
 622                         ;;
 623                 hppa*-hp-hpux11.0*)
 624                         AFS_SYSNAME="hp_ux110"
 625                         ;;
 626                 hppa*-hp-hpux11.11)
 627                         AFS_SYSNAME="hp_ux11i"
 628                         ;;
 629                 hppa*-hp-hpux11.23)
 630                         AFS_SYSNAME="hp_ux1123"
 631                         ;;
 632                 ia64-hp-hpux11.22)
 633                         AFS_SYSNAME="ia64_hpux1122"
 634                         ;;
 635                 ia64-hp-hpux*)
 636                         AFS_SYSNAME="ia64_hpux1123"
 637                         ;;
 638                 hppa*-hp-hpux10*)
 639                         AFS_SYSNAME="hp_ux102"
 640                         ;;
 641                 powerpc-apple-darwin1.2*)
 642                         AFS_SYSNAME="ppc_darwin_12"
 643                         ;;
 644                 powerpc-apple-darwin1.3*)
 645                         AFS_SYSNAME="ppc_darwin_13"
 646                         ;;
 647                 powerpc-apple-darwin1.4*)
 648                         AFS_SYSNAME="ppc_darwin_14"
 649                         ;;
 650                 powerpc-apple-darwin5.1*)
 651                         AFS_SYSNAME="ppc_darwin_14"
 652                         ;;
 653                 powerpc-apple-darwin5.2*)
 654                         AFS_SYSNAME="ppc_darwin_14"
 655                         ;;
 656                 powerpc-apple-darwin5.3*)
 657                         AFS_SYSNAME="ppc_darwin_14"
 658                         ;;
 659                 powerpc-apple-darwin5.4*)
 660                         AFS_SYSNAME="ppc_darwin_14"
 661                         ;;
 662                 powerpc-apple-darwin5.5*)
 663                         AFS_SYSNAME="ppc_darwin_14"
 664                         ;;
 665                 powerpc-apple-darwin6.0*)
 666                         AFS_SYSNAME="ppc_darwin_60"
 667                         ;;
 668                 powerpc-apple-darwin6.1*)
 669                         AFS_SYSNAME="ppc_darwin_60"
 670                         ;;
 671                 powerpc-apple-darwin6.2*)
 672                         AFS_SYSNAME="ppc_darwin_60"
 673                         ;;
 674                 powerpc-apple-darwin6.3*)
 675                         AFS_SYSNAME="ppc_darwin_60"
 676                         ;;
 677                 powerpc-apple-darwin6.4*)
 678                         AFS_SYSNAME="ppc_darwin_60"
 679                         ;;
 680                 powerpc-apple-darwin6.5*)
 681                         AFS_SYSNAME="ppc_darwin_60"
 682                         ;;
 683                 powerpc-apple-darwin7.0*)
 684                         AFS_SYSNAME="ppc_darwin_70"
 685                         ;;
 686                 powerpc-apple-darwin7.1*)
 687                         AFS_SYSNAME="ppc_darwin_70"
 688                         ;;
 689                 powerpc-apple-darwin7.2*)
 690                         AFS_SYSNAME="ppc_darwin_70"
 691                         ;;
 692                 powerpc-apple-darwin7.3*)
 693                         AFS_SYSNAME="ppc_darwin_70"
 694                         ;;
 695                 powerpc-apple-darwin7.4*)
 696                         AFS_SYSNAME="ppc_darwin_70"
 697                         ;;
 698                 powerpc-apple-darwin7.5*)
 699                         AFS_SYSNAME="ppc_darwin_70"
 700                         ;;
 701                 powerpc-apple-darwin8.0*)
 702                         AFS_SYSNAME="ppc_darwin_80"
 703                         ;;
 704                 powerpc-apple-darwin8.*)
 705                         AFS_SYSNAME="ppc_darwin_80"
 706                         ;;
 707                 i386-apple-darwin8.*)
 708                         AFS_SYSNAME="x86_darwin_80"
 709                         ;;
 710                 powerpc-apple-darwin9.*)
 711                         AFS_SYSNAME="ppc_darwin_90"
 712                         ;;
 713                 i386-apple-darwin9.*)
 714                         AFS_SYSNAME="x86_darwin_90"
 715                         ;;
 716                 sparc-sun-solaris2.5*)
 717                         AFS_SYSNAME="sun4x_55"
 718                         enable_login="yes"
 719                         ;;
 720                 sparc-sun-solaris2.6)
 721                         AFS_SYSNAME="sun4x_56"
 722                         ;;
 723                 sparc-sun-solaris2.7)
 724                         AFS_SYSNAME="sun4x_57"
 725                         ;;
 726                 sparc-sun-solaris2.8)
 727                         AFS_SYSNAME="sun4x_58"
 728                         ;;
 729                 sparc-sun-solaris2.9)
 730                         AFS_SYSNAME="sun4x_59"
 731                         ;;
 732                 sparc-sun-solaris2.10)
 733                         AFS_SYSNAME="sun4x_510"
 734                         ;;
 735                 sparc-sun-solaris2.11)
 736                         AFS_SYSNAME="sun4x_511"
 737                         ;;
 738                 sparc-sun-sunos4*)
 739                         AFS_SYSNAME="sun4_413"
 740                         enable_login="yes"
 741                         ;;
 742                 i386-pc-solaris2.7)
 743                         AFS_SYSNAME="sunx86_57"
 744                         ;;
 745                 i386-pc-solaris2.8)
 746                         AFS_SYSNAME="sunx86_58"
 747                         ;;
 748                 i386-pc-solaris2.9)
 749                         AFS_SYSNAME="sunx86_59"
 750                         ;;
 751                 i386-pc-solaris2.10)
 752                         AFS_SYSNAME="sunx86_510"
 753                         ;;
 754                 i386-pc-solaris2.11)
 755                         AFS_SYSNAME="sunx86_511"
 756                         ;;
 757                 alpha*-dec-osf4.0*)
 758                         AFS_SYSNAME="alpha_dux40"
 759                         ;;
 760                 alpha*-dec-osf5.0*)
 761                         AFS_SYSNAME="alpha_dux50"
 762                         ;;
 763                 alpha*-dec-osf5.1*)
 764                         AFS_SYSNAME="alpha_dux51"
 765                         ;;
 766                 mips-sgi-irix6.5)
 767                         AFS_SYSNAME="sgi_65"
 768                         ;;
 769                 ia64-*-linux*)
 770                         AFS_SYSNAME="ia64_linuxXX"
 771                         ;;
 772                 powerpc-*-linux*)
 773                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 774                         ;;
 775                 powerpc64-*-linux*)
 776                         AFS_SYSNAME="ppc64_linuxXX"
 777                         ;;
 778                 alpha*-linux*)
 779                         AFS_SYSNAME="alpha_linux_XX"
 780                         ;;
 781                 s390-*-linux*)
 782                         AFS_SYSNAME="s390_linuxXX"
 783                         ;;
 784                 s390x-*-linux*)
 785                         AFS_SYSNAME="s390x_linuxXX"
 786                         ;;
 787                 sparc-*-linux*)
 788                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 789                         ;;
 790                 sparc64-*-linux*)
 791                         AFS_SYSNAME="sparc64_linuxXX"
 792                         ;;
 793                 i?86-*-linux*)
 794                         AFS_SYSNAME="i386_linuxXX"
 795                         ;;
 796                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 797                         AFS_SYSNAME="parisc_linuxXX"
 798                         enable_pam="no"
 799                         ;;
 800                 power*-ibm-aix4.2*)
 801                         AFS_SYSNAME="rs_aix42"
 802                         enable_pam="no"
 803                         ;;
 804                 power*-ibm-aix4.3*)
 805                         AFS_SYSNAME="rs_aix42"
 806                         enable_pam="no"
 807                         ;;
 808                 power*-ibm-aix5.1*)
 809                         AFS_SYSNAME="rs_aix51"
 810                         enable_pam="no"
 811                         ;;
 812                 power*-ibm-aix5.2*)
 813                         AFS_SYSNAME="rs_aix52"
 814                         enable_pam="no"
 815                         ;;
 816                 power*-ibm-aix5.3*)
 817                         AFS_SYSNAME="rs_aix53"
 818                         enable_pam="no"
 819                         ;;
 820                 power*-ibm-aix6.1*)
 821                         AFS_SYSNAME="rs_aix61"
 822                         enable_pam="no"
 823                         ;;
 824                 x86_64-*-linux-gnu)
 825                         AFS_SYSNAME="amd64_linuxXX"
 826                         enable_pam="no"
 827                         ;;
 828                 *)
 829                         AC_MSG_ERROR(An AFS sysname is required)
 830                         exit 1
 831                         ;;
 832         esac
 833         case $AFS_SYSNAME in
 834                 *_linux* | *_umlinux*)
 835                         if test "x${AFS_SYSKVERS}" = "x"; then
 836                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 837                         fi
 838                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 839                         AFS_SYSNAME="$_AFS_SYSNAME"
 840                         save_CPPFLAGS="$CPPFLAGS"
 841                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 842                         AC_TRY_COMPILE(
 843                          [#include <linux/autoconf.h>],
 844                          [#ifndef CONFIG_USERMODE
 845                           #error not UML
 846                           #endif],
 847                          ac_cv_linux_is_uml=yes,)
 848                         if test "${ac_cv_linux_is_uml}" = yes; then
 849                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 850                         fi
 851                         CPPFLAGS="$save_CPPFLAGS"
 852                         AFS_SYSNAME="$_AFS_SYSNAME"
 853                         ;;
 854         esac
 855         AC_MSG_RESULT($AFS_SYSNAME)
 856 fi
 857
 858 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 859
 860                 # Add (sub-) architecture-specific paths needed by conftests
 861                 case $AFS_SYSNAME  in
 862                         *_umlinux26)
 863                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 864                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 865                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 866                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 867                 esac
 868
 869                 if test "x$enable_kernel_module" = "xyes"; then
 870                  if test "x$enable_debug_kernel" = "xno"; then
 871                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 872                  fi
 873                  OPENAFS_GCC_SUPPORTS_MARCH
 874                  AC_SUBST(P5PLUS_KOPTS)
 875                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 876                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 877                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 878                  OPENAFS_GCC_SUPPORTS_PIPE
 879                  AC_SUBST(LINUX_GCC_KOPTS)
 880                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 881                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 882                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 883                  )
 884
 885                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 886                  LINUX_KERNEL_COMPILE_WORKS
 887                  LINUX_EXPORTS_FIND_TASK_BY_PID
 888                  LINUX_EXPORTS_PROC_ROOT_FS
 889                  LINUX_HAVE_CURRENT_KERNEL_TIME
 890                  LINUX_HAVE_WRITE_BEGIN_AOP
 891                  LINUX_HAVE_BDI_INIT
 892                  LINUX_KMEM_CACHE_INIT
 893                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
 894                  LINUX_STRUCT_TASK_HAS_CRED
 895                  LINUX_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
 896                  LINUX_HAVE_KMEM_CACHE_T
 897                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 898                  LINUX_D_PATH_TAKES_STRUCT_PATH
 899                  LINUX_NEW_EXPORT_OPS
 900                  LINUX_CONFIG_H_EXISTS
 901                  LINUX_COMPLETION_H_EXISTS
 902                  LINUX_SEMAPHORE_H_EXISTS
 903                  LINUX_EXPORTFS_H_EXISTS
 904                  LINUX_DEFINES_FOR_EACH_PROCESS
 905                  LINUX_DEFINES_PREV_TASK
 906                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 907                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 908                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 909                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 910                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 911                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 912                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 913                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 914                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 915                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 916                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 917                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 918                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 919                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 920                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 921                  LINUX_INODE_SETATTR_RETURN_TYPE
 922                  LINUX_WRITE_INODE_RETURN_TYPE
 923                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 924                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 925                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 926                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 927                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 928                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 929                  LINUX_AOP_WRITEBACK_CONTROL
 930                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 931                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
 932                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 933                  LINUX_KERNEL_LINUX_SYSCALL_H
 934                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 935                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 936                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
 937                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
 938                  LINUX_KERNEL_SELINUX
 939                  LINUX_KERNEL_SOCK_CREATE
 940                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 941                  LINUX_KERNEL_HLIST_UNHASHED
 942                  LINUX_KEY_TYPE_H_EXISTS
 943                  LINUX_NEED_RHCONFIG
 944                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 945                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 946                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 947                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 948                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 949                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 950                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 951                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 952                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 953                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 954                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 955                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 956                  LINUX_EXPORTS_TASKLIST_LOCK
 957                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 958                  LINUX_STATFS_TAKES_DENTRY
 959                  LINUX_FREEZER_H_EXISTS
 960                  LINUX_HAVE_SVC_ADDR_IN
 961                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 962                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 963                  fi
 964                  LINUX_REFRIGERATOR
 965                  LINUX_LINUX_KEYRING_SUPPORT
 966                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 967                  LINUX_KEY_ALLOC_NEEDS_CRED
 968                  LINUX_DO_SYNC_READ
 969                  LINUX_GENERIC_FILE_AIO_READ
 970                  LINUX_INIT_WORK_HAS_DATA
 971                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 972                  LINUX_SYSCTL_TABLE_CHECKING
 973                  LINUX_HAVE_IGET
 974                  if test "x$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${MKAFS_OSTYPE}" = "xIRIX"; then
1303         echo Skipping library tests because they confuse Irix.
1304 else
1305   AC_CHECK_FUNCS(socket)
1306
1307   if test "$ac_cv_func_socket" = no; then
1308     for lib in socket inet; do
1309         if test "$HAVE_SOCKET" != 1; then
1310                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1311         fi
1312     done
1313   fi
1314
1315   AC_CHECK_FUNCS(connect)
1316
1317   if test "$ac_cv_func_connect" = no; then
1318     for lib in nsl; do
1319         if test "$HAVE_CONNECT" != 1; then
1320                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1321         fi
1322     done
1323   fi
1324
1325   AC_CHECK_FUNCS(gethostbyname)
1326   if test "$ac_cv_func_gethostbyname" = no; then
1327         for lib in dns nsl resolv; do
1328           if test "$HAVE_GETHOSTBYNAME" != 1; then
1329             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1330           fi
1331         done
1332   fi
1333
1334   dnl darwin wants it, aix hates it
1335   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1336   AC_TRY_COMPILE([
1337   #include <stdlib.h>
1338   #include <stdio.h>
1339   #include <sys/types.h>
1340   #include <sys/socket.h>
1341   #include <netinet/in.h>
1342   #include <arpa/inet.h>
1343   #include <arpa/nameser.h>
1344   #include <arpa/nameser_compat.h>
1345   #include <resolv.h>
1346   ], [static int i; i = 0;],
1347   [AC_MSG_RESULT(yes)
1348    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1349   [AC_MSG_RESULT(no)
1350    ])
1351
1352   openafs_save_libs="$LIBS"
1353   AC_MSG_CHECKING([for res_search])
1354   AC_FUNC_RES_SEARCH
1355
1356   if test "$ac_cv_func_res_search" = no; then
1357       for lib in dns nsl resolv; do
1358         if test "$ac_cv_func_res_search" != yes; then
1359           LIBS="-l$lib $LIBS"
1360           AC_FUNC_RES_SEARCH
1361           LIBS="$openafs_save_libs"
1362         fi
1363       done
1364       if test "$ac_cv_func_res_search" = yes; then
1365         LIB_res_search="-l$lib"
1366         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1367         AC_MSG_RESULT([yes, in lib$lib])
1368       else
1369         AC_MSG_RESULT(no)
1370       fi
1371   else
1372     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1373     AC_MSG_RESULT(yes)
1374   fi
1375
1376 fi
1377
1378 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1379 [
1380 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1381 AC_TRY_COMPILE( [#include <sys/types.h>
1382 #include <sys/socket.h>
1383 #include <netinet/in.h>],
1384 [int on=1;
1385 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1386 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1387 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1388    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1389 fi
1390
1391 PTHREAD_LIBS=error
1392 if test "x$MKAFS_OSTYPE" = OBSD; then
1393         PTHREAD_LIBS="-pthread"
1394 fi
1395 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1396         PTHREAD_LIBS="-pthread"
1397 fi
1398 if test "x$PTHREAD_LIBS" = xerror; then
1399         AC_CHECK_LIB(pthread, pthread_attr_init,
1400                 PTHREAD_LIBS="-lpthread")
1401 fi
1402 if test "x$PTHREAD_LIBS" = xerror; then
1403         AC_CHECK_LIB(pthreads, pthread_attr_init,
1404                 PTHREAD_LIBS="-lpthreads")
1405 fi
1406 if test "x$PTHREAD_LIBS" = xerror; then
1407         AC_CHECK_LIB(c_r, pthread_attr_init,
1408                 PTHREAD_LIBS="-lc_r")
1409 fi
1410 if test "x$PTHREAD_LIBS" = xerror; then
1411         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1412 fi
1413 if test "x$PTHREAD_LIBS" = xerror; then
1414         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1415         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1416                 PTHREAD_LIBS="-lpthread")
1417 fi
1418 if test "x$PTHREAD_LIBS" = xerror; then
1419         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1420 fi
1421 AC_SUBST(PTHREAD_LIBS)
1422
1423 WITH_OBSOLETE=NO
1424 if test "$enable_obsolete" = "yes"; then
1425         WITH_OBSOLETE=YES
1426 fi
1427
1428 HOST_CPU="$host_cpu"
1429
1430 if test "x$with_bsd_kernel_headers" != "x"; then
1431         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1432 else
1433         BSD_KERNEL_PATH="/usr/src/sys"
1434 fi
1435
1436 if test "x$with_bsd_kernel_build" != "x"; then
1437         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1438 else
1439         case $AFS_SYSNAME in
1440                 *_fbsd_4?)
1441                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1442                         ;;
1443                 *_fbsd_*)
1444                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1445                         ;;
1446         esac
1447 fi
1448
1449 # Fast restart
1450 if test "$enable_supergroups" = "yes"; then
1451         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1452 fi
1453
1454 if test "$enable_fast_restart" = "yes"; then
1455         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1456 fi
1457
1458 if test "$enable_bitmap_later" = "yes"; then
1459         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1460 fi
1461
1462 if test "$enable_demand_attach_fs" = "yes"; then
1463         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1464         DEMAND_ATTACH="yes"
1465 else
1466         DEMAND_ATTACH="no"
1467 fi
1468 AC_SUBST(DEMAND_ATTACH)
1469
1470 if test "$enable_disconnected" = "yes"; then
1471         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1472 fi
1473
1474 if test "$enable_unix_sockets" = "yes"; then
1475         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1476         USE_UNIX_SOCKETS="yes"
1477 else
1478         USE_UNIX_SOCKETS="no"
1479 fi
1480 AC_SUBST(USE_UNIX_SOCKETS)
1481
1482 if test "$enable_fast_restart" = "yes" &&
1483    test "$enable_demand_attach_fs" = "yes" ; then
1484         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.])
1485         exit 1
1486 fi
1487
1488 if test "$enable_full_vos_listvol_switch" = "yes"; then
1489         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1490 fi
1491
1492 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1493    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1494         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1495    fi
1496 fi
1497
1498 if test "$enable_bos_restricted_mode" = "yes"; then
1499         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1500 fi
1501
1502 if test "$enable_bos_new_config" = "yes"; then
1503         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1504 fi
1505
1506 if test "$enable_largefile_fileserver" = "yes"; then
1507         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1508 fi
1509
1510 if test "$enable_cache_bypass" = "yes"; then
1511         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1512 fi
1513
1514 if test "$enable_namei_fileserver" = "yes"; then
1515         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1516         VFSCK=""
1517 else
1518         if test "$enable_namei_fileserver" = "default"; then
1519                 case $host in
1520                         *-solaris2.10*)
1521                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1522                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1523                                 VFSCK=""
1524                                 ;;
1525                         *-solaris2.11*)
1526                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1527                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1528                                 VFSCK=""
1529                                 ;;
1530                         *)
1531                                 VFSCK="vfsck"
1532                                 ;;
1533                 esac
1534         else
1535                 VFSCK="vfsck"
1536         fi
1537 fi
1538
1539 if test "$enable_afsdb" = "yes"; then
1540         LIB_AFSDB="$LIB_res_search"
1541         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1542 fi
1543
1544 dnl check for tivoli
1545 AC_MSG_CHECKING(for tivoli tsm butc support)
1546 XBSA_CFLAGS=""
1547 if test "$enable_tivoli_tsm" = "yes"; then
1548         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1549         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1550         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1551         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1552
1553         if test -r "$XBSADIR3/dsmapifp.h"; then
1554                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1555                 XBSA_XLIBS="-ldl"
1556                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1557         elif test -r "$XBSADIR4/dsmapifp.h"; then
1558                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1559                 XBSA_XLIBS="-ldl"
1560                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1561         elif test -r "$XBSADIR1/xbsa.h"; then
1562                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1563                 XBSA_XLIBS=""
1564                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1565         elif test -r "$XBSADIR2/xbsa.h"; then
1566                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1567                 XBSA_XLIBS=""
1568                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1569         else
1570                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1571         fi
1572 else
1573         AC_MSG_RESULT([no])
1574 fi
1575 AC_SUBST(XBSA_CFLAGS)
1576 AC_SUBST(XBSA_XLIBS)
1577
1578 dnl checks for header files.
1579 AC_HEADER_STDC
1580 AC_HEADER_SYS_WAIT
1581 AC_HEADER_DIRENT
1582 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1583 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1584 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1585 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1586 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1587 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1588 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1589
1590 AC_CHECK_TYPES([fsblkcnt_t],,,[
1591 #include <sys/types.h>
1592 #ifdef HAVE_SYS_BITYPES_H
1593 #include <sys/bitypes.h>
1594 #endif
1595 #ifdef HAVE_SYS_STATFS_H
1596 #include <sys/statfs.h>
1597 #endif
1598 #ifdef HAVE_SYS_STATVFS_H
1599 #include <sys/statvfs.h>
1600 #endif
1601 ])
1602
1603 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1604         HAVE_PAM="yes"
1605 else
1606         HAVE_PAM="no"
1607 fi
1608 AC_SUBST(HAVE_PAM)
1609
1610 if test "$enable_login" = yes; then
1611         BUILD_LOGIN="yes"
1612 else
1613         BUILD_LOGIN="no"
1614 fi
1615 AC_SUBST(BUILD_LOGIN)
1616
1617 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1618 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1619 AC_CHECK_FUNCS(setvbuf vsyslog)
1620 AC_FUNC_SETVBUF_REVERSED
1621 AC_CHECK_FUNCS(regcomp regexec regerror)
1622 AC_MSG_CHECKING([for POSIX regex library])
1623 if test "$ac_cv_header_regex_h" = "yes" && \
1624         test "$ac_cv_func_regcomp" = "yes" && \
1625         test "$ac_cv_func_regexec" = "yes" && \
1626         test "$ac_cv_func_regerror" = "yes"; then
1627     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1628     AC_MSG_RESULT(yes)
1629 else
1630     AC_MSG_RESULT(no)
1631 fi
1632
1633 AC_CHECK_TYPE(ssize_t, int)
1634 AC_SIZEOF_TYPE(long)
1635
1636 AC_CHECK_FUNCS(timegm)
1637 AC_CHECK_FUNCS(daemon)
1638
1639 dnl Directory PATH handling
1640 if test "x$enable_transarc_paths" = "xyes"  ; then
1641     afsconfdir=${afsconfdir=/usr/afs/etc}
1642     viceetcdir=${viceetcdir=/usr/vice/etc}
1643     afskerneldir=${afskerneldir=${viceetcdir}}
1644     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1645     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1646     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1647     afsdbdir=${afsdbdir=/usr/afs/db}
1648     afslogsdir=${afslogsdir=/usr/afs/logs}
1649     afslocaldir=${afslocaldir=/usr/afs/local}
1650     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1651     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1652 else
1653     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1654     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1655     afskerneldir=${afskerneldir='${libdir}/openafs'}
1656     afssrvbindir=${afssrvbindir='${bindir}'}
1657     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1658     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1659     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1660     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1661     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1662     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1663     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1664 fi
1665 AC_SUBST(afsconfdir)
1666 AC_SUBST(viceetcdir)
1667 AC_SUBST(afskerneldir)
1668 AC_SUBST(afssrvbindir)
1669 AC_SUBST(afssrvsbindir)
1670 AC_SUBST(afssrvlibexecdir)
1671 AC_SUBST(afsdbdir)
1672 AC_SUBST(afslogsdir)
1673 AC_SUBST(afslocaldir)
1674 AC_SUBST(afsbackupdir)
1675 AC_SUBST(afsbosconfigdir)
1676
1677 if test "x$enable_kernel_module" = "xyes"; then
1678 ENABLE_KERNEL_MODULE=libafs
1679 fi
1680
1681 if test "x$enable_pthreaded_ubik" = "xyes"; then
1682 ENABLE_PTHREADED_UBIK=yes
1683 fi
1684
1685 AC_SUBST(VFSCK)
1686 AC_SUBST(AFS_SYSNAME)
1687 AC_SUBST(AFS_PARAM_COMMON)
1688 AC_SUBST(ENABLE_KERNEL_MODULE)
1689 AC_SUBST(ENABLE_PTHREADED_UBIK)
1690 AC_SUBST(LIB_AFSDB)
1691 AC_SUBST(LINUX_KERNEL_PATH)
1692 AC_SUBST(LINUX_KERNEL_BUILD)
1693 AC_SUBST(HOST_CPU)
1694 AC_SUBST(BSD_KERNEL_PATH)
1695 AC_SUBST(BSD_KERNEL_BUILD)
1696 AC_SUBST(LINUX_VERSION)
1697 AC_SUBST(MKAFS_OSTYPE)
1698 AC_SUBST(TOP_OBJDIR)
1699 AC_SUBST(TOP_SRCDIR)
1700 AC_SUBST(TOP_INCDIR)
1701 AC_SUBST(TOP_LIBDIR)
1702 AC_SUBST(DEST)
1703 AC_SUBST(WITH_OBSOLETE)
1704 AC_SUBST(DARWIN_INFOFILE)
1705 AC_SUBST(IRIX_BUILD_IP35)
1706 AC_SUBST(HTML_XSL)
1707 AC_SUBST(XSLTPROC)
1708
1709 OPENAFS_OSCONF
1710 OPENAFS_KRB5CONF
1711
1712 TOP_SRCDIR="${srcdir}/src"
1713 dnl
1714 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1715 dnl
1716 case $TOP_SRCDIR in
1717         /*)
1718                 ;;
1719         *)
1720                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1721                 ;;
1722 esac
1723
1724 TOP_OBJDIR="${SRCDIR_PARENT}"
1725 TOP_INCDIR="${SRCDIR_PARENT}/include"
1726 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1727 if test "${DEST}x" = "x"; then
1728         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1729 fi
1730
1731 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1732 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1733 AC_SUBST(HELPER_SPLINT)
1734 AC_SUBST(HELPER_SPLINTCFG)
1735
1736 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1737
1738 ])