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
   9 AC_CANONICAL_HOST
  10 SRCDIR_PARENT=`pwd`
  11
  12 #BOZO_SAVE_CORES pam
  13 AC_ARG_WITH(afs-sysname,
  14 [  --with-afs-sysname=sys    use sys for the afs sysname]
  15 )
  16 AC_ARG_ENABLE( afsdb,
  17 [  --disable-afsdb                      disable AFSDB DNS RR support],, enable_afsdb="yes")
  18 AC_ARG_ENABLE( pam,
  19 [  --disable-pam                        disable PAM support],, enable_pam="yes")
  20 AC_ARG_ENABLE( bos-restricted-mode,
  21 [  --enable-bos-restricted-mode         enable bosserver restricted mode which disables certain bosserver functionality],, enable_bos_restricted_mode="no")
  22 AC_ARG_ENABLE( bos-new-config,
  23 [  --enable-bos-new-config              enable bosserver pickup of BosConfig.new on restarts],, enable_bos_new_config="no")
  24 AC_ARG_ENABLE( largefile-fileserver,
  25 [  --disable-largefile-fileserver       disable large file support in fileserver],, enable_largefile_fileserver="yes")
  26 AC_ARG_ENABLE( namei-fileserver,
  27 [  --enable-namei-fileserver            force compilation of namei fileserver in preference to inode fileserver],, enable_namei_fileserver="no")
  28 AC_ARG_ENABLE( supergroups,
  29 [  --enable-supergroups                 enable support for nested pts groups],, enable_supergroups="no")
  30 AC_ARG_ENABLE( fast-restart,
  31 [  --enable-fast-restart                enable fast startup of file server without salvaging],, enable_fast_restart="no")
  32 AC_ARG_ENABLE( bitmap-later,
  33 [  --enable-bitmap-later                enable fast startup of file server by not reading bitmap till needed],, enable_bitmap_later="no")
  34 AC_ARG_ENABLE( demand-attach-fs,
  35 [  --enable-demand-attach-fs            enable Demand Attach Fileserver (please see documentation)],, enable_demand_attach_fs="no")
  36 AC_ARG_ENABLE( unix-sockets,
  37 [  --enable-unix-sockets                enable use of unix domain sockets for fssync],, enable_unix_sockets="yes")
  38 AC_ARG_ENABLE( full-vos-listvol-switch,
  39 [  --disable-full-vos-listvol-switch    disable vos full listvol switch for formatted output],, enable_full_vos_listvol_switch="yes")
  40 AC_ARG_WITH(dux-kernel-headers,
  41 [  --with-dux-kernel-headers=path       use the kernel headers found at path(optional, defaults to first match in /usr/sys)]
  42 )
  43 AC_ARG_WITH(linux-kernel-headers,
  44 [  --with-linux-kernel-headers=path     use the kernel headers found at path(optional, defaults to /usr/src/linux-2.4, then /usr/src/linux)]
  45 )
  46 AC_ARG_WITH(bsd-kernel-headers,
  47 [  --with-bsd-kernel-headers=path       use the kernel headers found at path(optional, defaults to /usr/src/sys)]
  48 )
  49 AC_ARG_WITH(bsd-kernel-build,
  50 [  --with-bsd-kernel-build=path         use the kernel build found at path(optional, defaults to KSRC/i386/compile/GENERIC)]
  51 )
  52 AC_ARG_ENABLE(kernel-module,
  53 [  --disable-kernel-module              disable compilation of the kernel module (defaults to enabled)],, enable_kernel_module="yes"
  54 )
  55 AC_ARG_ENABLE(redhat-buildsys,
  56 [  --enable-redhat-buildsys             enable compilation of the redhat build system kernel (defaults to disabled)],, enable_redhat_buildsys="no"
  57 )
  58 AC_ARG_ENABLE(transarc-paths,
  59 [  --enable-transarc-paths                      Use Transarc style paths like /usr/afs and /usr/vice],, enable_transarc_paths="no"
  60 )
  61 AC_ARG_ENABLE(tivoli-tsm,
  62 [  --enable-tivoli-tsm                  Enable use of the Tivoli TSM API libraries for butc support],, enable_tivoli_tsm="no"
  63 )
  64 AC_ARG_ENABLE(debug-kernel,
  65 [  --enable-debug-kernel                enable compilation of the kernel module with debugging information (defaults to disabled)],, enable_debug_kernel="no"
  66 )
  67 AC_ARG_ENABLE(optimize-kernel,
  68 [  --disable-optimize-kernel            disable compilation of the kernel module with optimization (defaults based on platform)],, enable_optimize_kernel="yes"
  69 )
  70 AC_ARG_ENABLE(debug,
  71 [  --enable-debug                       enable compilation of the user space code with debugging information (defaults to disabled)],, enable_debug="no"
  72 )
  73 AC_ARG_ENABLE(optimize,
  74 [  --disable-optimize                   disable optimization for compilation of the user space code (defaults to enabled)],, enable_optimize="yes"
  75 )
  76 AC_ARG_ENABLE(debug-lwp,
  77 [  --enable-debug-lwp                   enable compilation of the LWP code with debugging information (defaults to disabled)],, enable_debug_lwp="no"
  78 )
  79 AC_ARG_ENABLE(optimize-lwp,
  80 [  --disable-optimize-lwp               disable optimization for compilation of the LWP code (defaults to enabled)],, enable_optimize_lwp="yes"
  81 )
  82 AC_ARG_ENABLE(debug-pam,
  83 [  --enable-debug-pam                   enable compilation of the PAM code with debugging information (defaults to disabled)],, enable_debug_pam="no"
  84 )
  85 AC_ARG_ENABLE(optimize-pam,
  86 [  --disable-optimize-pam               disable optimization for compilation of the PAM code (defaults to enabled)],, enable_optimize_pam="yes"
  87 )
  88
  89
  90 enable_login="no"
  91
  92 dnl weird ass systems
  93 AC_AIX
  94 AC_ISC_POSIX
  95 AC_MINIX
  96
  97 dnl Various compiler setup.
  98 AC_TYPE_PID_T
  99 AC_TYPE_SIZE_T
 100 AC_TYPE_SIGNAL
 101 COMPILER_HAS_FUNCTION_MACRO
 102
 103 dnl Checks for programs.
 104 AC_PROG_INSTALL
 105 AC_PROG_LN_S
 106 AC_PROG_RANLIB
 107 AC_PROG_YACC
 108 AM_PROG_LEX
 109
 110 OPENAFS_CHECK_BIGENDIAN
 111
 112 AC_MSG_CHECKING(your OS)
 113 system=$host
 114 case $system in
 115         *-linux*)
 116
 117                 MKAFS_OSTYPE=LINUX
 118                 if test "x$enable_redhat_buildsys" = "xyes"; then
 119                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 120                 fi
 121                 if test "x$enable_kernel_module" = "xyes"; then
 122                  if test "x$with_linux_kernel_headers" != "x"; then
 123                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 124                  else
 125                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 126                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 127                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 128                    fi
 129                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 130                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 131                    fi
 132                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 133                      LINUX_KERNEL_PATH="/usr/src/linux"
 134                    fi
 135                  fi
 136                if test -f "$LINUX_KERNEL_PATH/include/linux/utsrelease.h"; then
 137                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 138                  LINUX_VERSION="$linux_kvers"
 139                else
 140                  if test -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 141                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 142                   if test "x$linux_kvers" = "x"; then
 143                     if test -f "$LINUX_KERNEL_PATH/include/linux/version-up.h"; then
 144                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 145                       if test "x$linux_kvers" = "x"; then
 146
 147                         AC_MSG_ERROR(Linux headers lack version definition [2])
 148                         exit 1
 149                       else
 150                         LINUX_VERSION="$linux_kvers"
 151                       fi
 152                     else
 153                       AC_MSG_ERROR(Linux headers lack version definition)
 154                       exit 1
 155                     fi
 156                   else
 157                     LINUX_VERSION="$linux_kvers"
 158                   fi
 159                  else
 160                     enable_kernel_module="no"
 161                  fi
 162                fi
 163                  if test ! -f "$LINUX_KERNEL_PATH/include/linux/autoconf.h"; then
 164                      enable_kernel_module="no"
 165                  fi
 166                  if test "x$enable_kernel_module" = "xno"; then
 167                   if test "x$with_linux_kernel_headers" != "x"; then
 168                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 169                    exit 1
 170                   else
 171                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 172                   fi
 173                  fi
 174                  dnl do we need to determine SUBARCH from autoconf.h
 175                  SUBARCH=default
 176                 fi
 177                 AC_MSG_RESULT(linux)
 178                 if test "x$enable_kernel_module" = "xyes"; then
 179                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 180                  if test "x${AFS_SYSKVERS}" = "x"; then
 181                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 182                  fi
 183                 fi
 184                 ;;
 185         *-solaris*)
 186                 MKAFS_OSTYPE=SOLARIS
 187                 AC_MSG_RESULT(sun4)
 188                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 189                 SOLARIS_PROC_HAS_P_COREFILE
 190                 SOLARIS_FS_HAS_FS_ROLLED
 191                 ;;
 192         *-sunos*)
 193                 MKAFS_OSTYPE=SUNOS
 194                 enable_kernel_module=no
 195                 AC_MSG_RESULT(sun4)
 196                 ;;
 197         *-hpux*)
 198                 MKAFS_OSTYPE=HPUX
 199                 AC_MSG_RESULT(hp_ux)
 200                 if test -f "/usr/old/usr/include/ndir.h"; then
 201                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 202                 fi
 203                 ;;
 204         *-irix*)
 205                 if test -d /usr/include/sys/SN/SN1; then
 206                  IRIX_BUILD_IP35="IP35"
 207                 fi
 208                 MKAFS_OSTYPE=IRIX
 209                 AC_MSG_RESULT(sgi)
 210                 ;;
 211         *-aix*)
 212                 MKAFS_OSTYPE=AIX
 213                 AC_MSG_RESULT(rs_aix)
 214                 ;;
 215         *-osf*)
 216                 MKAFS_OSTYPE=DUX
 217                 AC_MSG_RESULT(alpha_dux)
 218                 ;;
 219         powerpc-*-darwin*)
 220                 MKAFS_OSTYPE=DARWIN
 221                 AC_MSG_RESULT(ppc_darwin)
 222                 ;;
 223         i386-*-darwin*)
 224                 MKAFS_OSTYPE=DARWIN
 225                 AC_MSG_RESULT(x86_darwin)
 226                 ;;
 227         *-freebsd*)
 228                 MKAFS_OSTYPE=FBSD
 229                 AC_MSG_RESULT(i386_fbsd)
 230                 ;;
 231         *-netbsd*)
 232                 MKAFS_OSTYPE=NBSD
 233                 AC_MSG_RESULT(nbsd)
 234                 ;;
 235         *-openbsd*)
 236                 MKAFS_OSTYPE=OBSD
 237                 AC_MSG_RESULT(i386_obsd)
 238                 ;;
 239         *)
 240                 AC_MSG_RESULT($system)
 241                 ;;
 242 esac
 243
 244 if test "x$with_afs_sysname" != "x"; then
 245         AFS_SYSNAME="$with_afs_sysname"
 246 else
 247         AC_MSG_CHECKING(your AFS sysname)
 248         case $host in
 249                 i?86-*-openbsd?.?)
 250                         v=${host#*openbsd}
 251                         vM=${v%.*}
 252                         vm=${v#*.}
 253                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 254                         ;;
 255                 sparc64-*-openbsd?.?)
 256                         v=${host#*openbsd}
 257                         vM=${v%.*}
 258                         vm=${v#*.}
 259                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 260                         ;;
 261                 i?86-*-freebsd?.*)
 262                         v=${host#*freebsd}
 263                         vM=${v%.*}
 264                         vm=${v#*.}
 265                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 266                         ;;
 267                 i?86-*-netbsd*1.5*)
 268                         AFS_SYSNAME="i386_nbsd15"
 269                         ;;
 270                 alpha-*-netbsd*1.5*)
 271                         AFS_SYSNAME="alpha_nbsd15"
 272                         ;;
 273                 i?86-*-netbsd*1.6[[M-Z]]*)
 274                         AFS_SYSNAME="i386_nbsd20"
 275                         ;;
 276                 powerpc-*-netbsd*1.6[[M-Z]]*)
 277                         AFS_SYSNAME="ppc_nbsd20"
 278                         ;;
 279                 i?86-*-netbsd*2.0*)
 280                         AFS_SYSNAME="i386_nbsd20"
 281                         ;;
 282                 amd64-*-netbsd*2.0*)
 283                         AFS_SYSNAME="amd64_nbsd20"
 284                         ;;
 285                 powerpc-*-netbsd*2.0*)
 286                         AFS_SYSNAME="ppc_nbsd20"
 287                         ;;
 288                 i?86-*-netbsd*1.6*)
 289                         AFS_SYSNAME="i386_nbsd16"
 290                         ;;
 291                 alpha-*-netbsd*1.6*)
 292                         AFS_SYSNAME="alpha_nbsd16"
 293                         ;;
 294                 powerpc-*-netbsd*1.6*)
 295                         AFS_SYSNAME="ppc_nbsd16"
 296                         ;;
 297                 i?86-*-netbsd*2.1*)
 298                         AFS_SYSNAME="i386_nbsd21"
 299                         ;;
 300                 i?86-*-netbsd*2.99*)
 301                         AFS_SYSNAME="i386_nbsd30"
 302                         ;;
 303                 i?86-*-netbsd*3.[[0-8]]*)
 304                         AFS_SYSNAME="i386_nbsd30"
 305                         ;;
 306                 i?86-*-netbsd*3.99*)
 307                         AFS_SYSNAME="i386_nbsd30"
 308                         ;;
 309                 i?86-*-netbsd*4.[[0-8]]*)
 310                         AFS_SYSNAME="i386_nbsd40"
 311                         ;;
 312                 i?86-*-netbsd*4.99*)
 313                         AFS_SYSNAME="i386_nbsd40"
 314                         ;;
 315                 hppa*-hp-hpux11.0*)
 316                         AFS_SYSNAME="hp_ux110"
 317                         ;;
 318                 hppa*-hp-hpux11.11)
 319                         AFS_SYSNAME="hp_ux11i"
 320                         ;;
 321                 ia64-hp-hpux11.22)
 322                         AFS_SYSNAME="ia64_hpux1122"
 323                         ;;
 324                 ia64-hp-hpux*)
 325                         AFS_SYSNAME="ia64_hpux1123"
 326                         ;;
 327                 hppa*-hp-hpux10*)
 328                         AFS_SYSNAME="hp_ux102"
 329                         ;;
 330                 powerpc-apple-darwin1.2*)
 331                         AFS_SYSNAME="ppc_darwin_12"
 332                         ;;
 333                 powerpc-apple-darwin1.3*)
 334                         AFS_SYSNAME="ppc_darwin_13"
 335                         ;;
 336                 powerpc-apple-darwin1.4*)
 337                         AFS_SYSNAME="ppc_darwin_14"
 338                         ;;
 339                 powerpc-apple-darwin5.1*)
 340                         AFS_SYSNAME="ppc_darwin_14"
 341                         ;;
 342                 powerpc-apple-darwin5.2*)
 343                         AFS_SYSNAME="ppc_darwin_14"
 344                         ;;
 345                 powerpc-apple-darwin5.3*)
 346                         AFS_SYSNAME="ppc_darwin_14"
 347                         ;;
 348                 powerpc-apple-darwin5.4*)
 349                         AFS_SYSNAME="ppc_darwin_14"
 350                         ;;
 351                 powerpc-apple-darwin5.5*)
 352                         AFS_SYSNAME="ppc_darwin_14"
 353                         ;;
 354                 powerpc-apple-darwin6.0*)
 355                         AFS_SYSNAME="ppc_darwin_60"
 356                         ;;
 357                 powerpc-apple-darwin6.1*)
 358                         AFS_SYSNAME="ppc_darwin_60"
 359                         ;;
 360                 powerpc-apple-darwin6.2*)
 361                         AFS_SYSNAME="ppc_darwin_60"
 362                         ;;
 363                 powerpc-apple-darwin6.3*)
 364                         AFS_SYSNAME="ppc_darwin_60"
 365                         ;;
 366                 powerpc-apple-darwin6.4*)
 367                         AFS_SYSNAME="ppc_darwin_60"
 368                         ;;
 369                 powerpc-apple-darwin6.5*)
 370                         AFS_SYSNAME="ppc_darwin_60"
 371                         ;;
 372                 powerpc-apple-darwin7.0*)
 373                         AFS_SYSNAME="ppc_darwin_70"
 374                         ;;
 375                 powerpc-apple-darwin7.1*)
 376                         AFS_SYSNAME="ppc_darwin_70"
 377                         ;;
 378                 powerpc-apple-darwin7.2*)
 379                         AFS_SYSNAME="ppc_darwin_70"
 380                         ;;
 381                 powerpc-apple-darwin7.3*)
 382                         AFS_SYSNAME="ppc_darwin_70"
 383                         ;;
 384                 powerpc-apple-darwin7.4*)
 385                         AFS_SYSNAME="ppc_darwin_70"
 386                         ;;
 387                 powerpc-apple-darwin7.5*)
 388                         AFS_SYSNAME="ppc_darwin_70"
 389                         ;;
 390                 powerpc-apple-darwin8.0*)
 391                         AFS_SYSNAME="ppc_darwin_80"
 392                         ;;
 393                 powerpc-apple-darwin8.*)
 394                         AFS_SYSNAME="ppc_darwin_80"
 395                         ;;
 396                 i386-apple-darwin8.*)
 397                         AFS_SYSNAME="x86_darwin_80"
 398                         ;;
 399                 powerpc-apple-darwin9.*)
 400                         AFS_SYSNAME="ppc_darwin_90"
 401                         ;;
 402                 i386-apple-darwin9.*)
 403                         AFS_SYSNAME="x86_darwin_90"
 404                         ;;
 405                 sparc-sun-solaris2.5*)
 406                         AFS_SYSNAME="sun4x_55"
 407                         enable_login="yes"
 408                         ;;
 409                 sparc-sun-solaris2.6)
 410                         AFS_SYSNAME="sun4x_56"
 411                         ;;
 412                 sparc-sun-solaris2.7)
 413                         AFS_SYSNAME="sun4x_57"
 414                         ;;
 415                 sparc-sun-solaris2.8)
 416                         AFS_SYSNAME="sun4x_58"
 417                         ;;
 418                 sparc-sun-solaris2.9)
 419                         AFS_SYSNAME="sun4x_59"
 420                         ;;
 421                 sparc-sun-solaris2.10)
 422                         AFS_SYSNAME="sun4x_510"
 423                         ;;
 424                 sparc-sun-solaris2.11)
 425                         AFS_SYSNAME="sun4x_511"
 426                         ;;
 427                 sparc-sun-sunos4*)
 428                         AFS_SYSNAME="sun4_413"
 429                         enable_login="yes"
 430                         ;;
 431                 i386-pc-solaris2.7)
 432                         AFS_SYSNAME="sunx86_57"
 433                         ;;
 434                 i386-pc-solaris2.8)
 435                         AFS_SYSNAME="sunx86_58"
 436                         ;;
 437                 i386-pc-solaris2.9)
 438                         AFS_SYSNAME="sunx86_59"
 439                         ;;
 440                 i386-pc-solaris2.10)
 441                         AFS_SYSNAME="sunx86_510"
 442                         ;;
 443                 i386-pc-solaris2.11)
 444                         AFS_SYSNAME="sunx86_511"
 445                         ;;
 446                 alpha*-dec-osf4.0*)
 447                         AFS_SYSNAME="alpha_dux40"
 448                         ;;
 449                 alpha*-dec-osf5.0*)
 450                         AFS_SYSNAME="alpha_dux50"
 451                         ;;
 452                 alpha*-dec-osf5.1*)
 453                         AFS_SYSNAME="alpha_dux51"
 454                         ;;
 455                 mips-sgi-irix6.5)
 456                         AFS_SYSNAME="sgi_65"
 457                         ;;
 458                 ia64-*-linux*)
 459                         AFS_SYSNAME="ia64_linuxXX"
 460                         ;;
 461                 powerpc-*-linux*)
 462                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 463                         ;;
 464                 powerpc64-*-linux*)
 465                         AFS_SYSNAME="ppc64_linuxXX"
 466                         ;;
 467                 alpha*-linux*)
 468                         AFS_SYSNAME="alpha_linux_XX"
 469                         ;;
 470                 s390-*-linux*)
 471                         AFS_SYSNAME="s390_linuxXX"
 472                         ;;
 473                 s390x-*-linux*)
 474                         AFS_SYSNAME="s390x_linuxXX"
 475                         ;;
 476                 sparc-*-linux*)
 477                         AFS_SYSNAME="sparc_linuxXX"
 478                         ;;
 479                 sparc64-*-linux*)
 480                         AFS_SYSNAME="sparc64_linuxXX"
 481                         ;;
 482                 i?86-*-linux*)
 483                         AFS_SYSNAME="i386_linuxXX"
 484                         ;;
 485                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 486                         AFS_SYSNAME="parisc_linuxXX"
 487                         enable_pam="no"
 488                         ;;
 489                 power*-ibm-aix4.2*)
 490                         AFS_SYSNAME="rs_aix42"
 491                         enable_pam="no"
 492                         ;;
 493                 power*-ibm-aix4.3*)
 494                         AFS_SYSNAME="rs_aix42"
 495                         enable_pam="no"
 496                         ;;
 497                 power*-ibm-aix5.1*)
 498                         AFS_SYSNAME="rs_aix51"
 499                         enable_pam="no"
 500                         ;;
 501                 power*-ibm-aix5.2*)
 502                         AFS_SYSNAME="rs_aix52"
 503                         enable_pam="no"
 504                         ;;
 505                 power*-ibm-aix5.3*)
 506                         AFS_SYSNAME="rs_aix53"
 507                         enable_pam="no"
 508                         ;;
 509                 x86_64-*-linux-gnu)
 510                         AFS_SYSNAME="amd64_linuxXX"
 511                         enable_pam="no"
 512                         ;;
 513                 *)
 514                         AC_MSG_ERROR(An AFS sysname is required)
 515                         exit 1
 516                         ;;
 517         esac
 518         case $AFS_SYSNAME in
 519                 *_linux* | *_umlinux*)
 520                         if test "x${AFS_SYSKVERS}" = "x"; then
 521                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 522                         fi
 523                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 524                         AFS_SYSNAME="$_AFS_SYSNAME"
 525                         save_CPPFLAGS="$CPPFLAGS"
 526                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 527                         AC_TRY_COMPILE(
 528                          [#include <linux/autoconf.h>],
 529                          [#ifndef CONFIG_USERMODE
 530                           #error not UML
 531                           #endif],
 532                          ac_cv_linux_is_uml=yes,)
 533                         if test "${ac_cv_linux_is_uml}" = yes; then
 534                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 535                         fi
 536                         CPPFLAGS="$save_CPPFLAGS"
 537                         AFS_SYSNAME="$_AFS_SYSNAME"
 538                         ;;
 539         esac
 540         AC_MSG_RESULT($AFS_SYSNAME)
 541 fi
 542
 543 dnl Some hosts have a separate common param file they should include.  Figure
 544 dnl out if we're on one of them now that we know the sysname.
 545 case $AFS_SYSNAME in
 546     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 547     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 548     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 549     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 550     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 551     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 552     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 553     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 554     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 555 esac
 556
 557 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 558
 559                 # Add (sub-) architecture-specific paths needed by conftests
 560                 case $AFS_SYSNAME  in
 561                         *_umlinux26)
 562                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 563                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 564                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 565                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 566                 esac
 567
 568                 if test "x$enable_kernel_module" = "xyes"; then
 569                  if test "x$enable_debug_kernel" = "xno"; then
 570                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 571                  fi
 572                  OPENAFS_GCC_SUPPORTS_MARCH
 573                  AC_SUBST(P5PLUS_KOPTS)
 574                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 575                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 576                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 577                  OPENAFS_GCC_SUPPORTS_PIPE
 578                  AC_SUBST(LINUX_GCC_KOPTS)
 579                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 580                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 581                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 582                  )
 583
 584                  LINUX_KERNEL_COMPILE_WORKS
 585                  LINUX_CONFIG_H_EXISTS
 586                  LINUX_COMPLETION_H_EXISTS
 587                  LINUX_DEFINES_FOR_EACH_PROCESS
 588                  LINUX_DEFINES_PREV_TASK
 589                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 590                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 591                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 592                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 593                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 594                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 595                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 596                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 597                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 598                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 599                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 600                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 601                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 602                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 603                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 604                  LINUX_INODE_SETATTR_RETURN_TYPE
 605                  LINUX_WRITE_INODE_RETURN_TYPE
 606                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 607                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 608                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 609                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 610                  LINUX_AOP_WRITEBACK_CONTROL
 611                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 612                  LINUX_KERNEL_LINUX_SYSCALL_H
 613                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 614                  LINUX_KERNEL_SELINUX
 615                  LINUX_KERNEL_SOCK_CREATE
 616                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 617                  LINUX_NEED_RHCONFIG
 618                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 619                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 620                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 621                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 622                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 623                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 624                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 625                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 626                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 627                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 628                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 629                  LINUX_EXPORTS_TASKLIST_LOCK
 630                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 631                  LINUX_STATFS_TAKES_DENTRY
 632                  LINUX_FREEZER_H_EXISTS
 633                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 634                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 635                  fi
 636                  LINUX_REFRIGERATOR
 637                  LINUX_LINUX_KEYRING_SUPPORT
 638                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 639                  LINUX_DO_SYNC_READ
 640                  LINUX_GENERIC_FILE_AIO_READ
 641                  LINUX_INIT_WORK_HAS_DATA
 642                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 643                  LINUX_EXPORTS_SYS_CHDIR
 644                  LINUX_EXPORTS_SYS_CLOSE
 645                  LINUX_EXPORTS_SYS_OPEN
 646                  LINUX_EXPORTS_SYS_WAIT4
 647                  LINUX_WHICH_MODULES
 648                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 649                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 650                    ac_cv_linux_exports_sys_call_table=no
 651                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 652                      ac_cv_linux_exports_ia32_sys_call_table=yes
 653                    fi
 654                  else
 655                    LINUX_EXPORTS_INIT_MM
 656                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 657                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 658                    LINUX_EXPORTS_SYS_CALL_TABLE
 659                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 660                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 661                          linux_syscall_method=none
 662                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 663                             linux_syscall_method=scan
 664                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 665                                linux_syscall_method=scan_with_kallsyms_address
 666                             fi
 667                          fi
 668                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 669                             linux_syscall_method=kallsyms_symbol
 670                          fi
 671                          if test "x$linux_syscall_method" = "xnone"; then
 672                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 673                             linux_syscall_method=scan
 674                          fi
 675                    fi
 676                  fi
 677                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 678                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 679                  fi
 680                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
 681                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
 682                  fi
 683                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 684                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 685                  fi
 686                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
 687                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
 688                  fi
 689                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
 690                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
 691                  fi
 692                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
 693                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
 694                  fi
 695                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
 696                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
 697                  fi
 698                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
 699                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE)
 700                  fi
 701                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
 702                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE)
 703                  fi
 704                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 705                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL)
 706                  fi
 707                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 708                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS)
 709                  fi
 710                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
 711                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
 712                  fi
 713                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
 714                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
 715                  fi
 716                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
 717                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
 718                  fi
 719                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
 720                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
 721                  fi
 722                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
 723                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
 724                  fi
 725                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
 726                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
 727                  fi
 728                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
 729                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
 730                  fi
 731                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
 732                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
 733                  fi
 734                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
 735                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
 736                  fi
 737                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
 738                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
 739                  fi
 740                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
 741                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
 742                  fi
 743                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
 744                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
 745                  fi
 746                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
 747                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
 748                  fi
 749                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
 750                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
 751                  fi
 752                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
 753                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
 754                  fi
 755                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
 756                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
 757                  fi
 758                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
 759                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
 760                  fi
 761                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
 762                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
 763                  fi
 764                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
 765                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
 766                  fi
 767                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
 768                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
 769                  fi
 770                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
 771                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
 772                  fi
 773                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
 774                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
 775                  fi
 776                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
 777                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
 778                  fi
 779                  if test "x$ac_linux_syscall" = "xyes" ; then
 780                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
 781                  fi
 782                  if test "x$ac_linux_seq_file" = "xyes" ; then
 783                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
 784                  fi
 785                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
 786                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
 787                  fi
 788                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
 789                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
 790                  fi
 791                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
 792                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
 793                  fi
 794                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
 795                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
 796                  fi
 797                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
 798                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
 799                  fi
 800                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
 801                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
 802                  fi
 803                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
 804                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
 805                  fi
 806                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
 807                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
 808                  fi
 809                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
 810                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
 811                  fi
 812                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
 813                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
 814                  fi
 815                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
 816                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
 817                  fi
 818                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
 819                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
 820                  fi
 821                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
 822                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
 823                  fi
 824                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
 825                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
 826                  fi
 827                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
 828                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
 829                  fi
 830                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
 831                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
 832                  fi
 833                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
 834                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
 835                  fi
 836                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
 837                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
 838                  fi
 839                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
 840                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
 841                  fi
 842                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
 843                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
 844                  fi
 845                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
 846                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
 847                  fi
 848                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
 849                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
 850                  fi
 851                 :
 852                 fi
 853 esac
 854
 855 case $AFS_SYSNAME in
 856         *_darwin*)
 857                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
 858                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
 859                 dnl the test below fails on darwin, even if the CPPFLAGS below
 860                 dnl are added. the headers from Kernel.framework must be used
 861                 dnl when KERNEL is defined.
 862
 863                 dnl really, such a thing isn't guaranteed to work on any
 864                 dnl platform until the kernel cflags from MakefileProto are
 865                 dnl known to configure
 866                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
 867                 ;;
 868         *)
 869 AC_MSG_CHECKING(for definition of struct buf)
 870 dnl save_CPPFLAGS="$CPPFLAGS"
 871 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
 872 AC_CACHE_VAL(ac_cv_have_struct_buf, [
 873         ac_cv_have_struct_buf=no
 874         AC_TRY_COMPILE(
 875                 [#include <sys/buf.h>],
 876                 [struct buf x;
 877                 printf("%d\n", sizeof(x));],
 878                 ac_cv_have_struct_buf=yes,)
 879         ]
 880 )
 881 dnl CPPFLAGS="$save_CPPFLAGS"
 882 AC_MSG_RESULT($ac_cv_have_struct_buf)
 883 if test "$ac_cv_have_struct_buf" = yes; then
 884         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
 885 fi
 886 ;;
 887 esac
 888
 889
 890 AC_CACHE_VAL(ac_cv_sockaddr_len,
 891 [
 892 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
 893 AC_TRY_COMPILE( [#include <sys/types.h>
 894 #include <sys/socket.h>],
 895 [struct sockaddr *a;
 896 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
 897 AC_MSG_RESULT($ac_cv_sockaddr_len)])
 898 if test "$ac_cv_sockaddr_len" = "yes"; then
 899    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
 900 fi
 901 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
 902         echo Skipping library tests because they confuse Irix.
 903 else
 904   AC_CHECK_FUNCS(socket)
 905
 906   if test "$ac_cv_func_socket" = no; then
 907     for lib in socket inet; do
 908         if test "$HAVE_SOCKET" != 1; then
 909                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
 910         fi
 911     done
 912   fi
 913
 914   AC_CHECK_FUNCS(connect)
 915
 916   if test "$ac_cv_func_connect" = no; then
 917     for lib in nsl; do
 918         if test "$HAVE_CONNECT" != 1; then
 919                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
 920         fi
 921     done
 922   fi
 923
 924   AC_CHECK_FUNCS(gethostbyname)
 925   if test "$ac_cv_func_gethostbyname" = no; then
 926         for lib in dns nsl resolv; do
 927           if test "$HAVE_GETHOSTBYNAME" != 1; then
 928             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
 929           fi
 930         done
 931   fi
 932
 933   dnl darwin wants it, aix hates it
 934   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
 935   AC_TRY_COMPILE([
 936   #include <stdlib.h>
 937   #include <stdio.h>
 938   #include <sys/types.h>
 939   #include <sys/socket.h>
 940   #include <netinet/in.h>
 941   #include <arpa/inet.h>
 942   #include <arpa/nameser.h>
 943   #include <arpa/nameser_compat.h>
 944   #include <resolv.h>
 945   ], [static int i; i = 0;],
 946   [AC_MSG_RESULT(yes)
 947    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H)],
 948   [AC_MSG_RESULT(no)
 949    ])
 950
 951   openafs_save_libs="$LIBS"
 952   AC_MSG_CHECKING([for res_search])
 953   AC_FUNC_RES_SEARCH
 954
 955   if test "$ac_cv_func_res_search" = no; then
 956       for lib in dns nsl resolv; do
 957         if test "$ac_cv_func_res_search" != yes; then
 958           LIBS="-l$lib $LIBS"
 959           AC_FUNC_RES_SEARCH
 960           LIBS="$openafs_save_libs"
 961         fi
 962       done
 963       if test "$ac_cv_func_res_search" = yes; then
 964         LIB_res_search="-l$lib"
 965         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
 966         AC_MSG_RESULT([yes, in lib$lib])
 967       else
 968         AC_MSG_RESULT(no)
 969       fi
 970   else
 971     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
 972     AC_MSG_RESULT(yes)
 973   fi
 974
 975 fi
 976
 977 PTHREAD_LIBS=error
 978 if test "x$MKAFS_OSTYPE" = OBSD; then
 979         PTHREAD_LIBS="-pthread"
 980 fi
 981 if test "x$PTHREAD_LIBS" = xerror; then
 982         AC_CHECK_LIB(pthread, pthread_attr_init,
 983                 PTHREAD_LIBS="-lpthread")
 984 fi
 985 if test "x$PTHREAD_LIBS" = xerror; then
 986         AC_CHECK_LIB(pthreads, pthread_attr_init,
 987                 PTHREAD_LIBS="-lpthreads")
 988 fi
 989 if test "x$PTHREAD_LIBS" = xerror; then
 990         AC_CHECK_LIB(c_r, pthread_attr_init,
 991                 PTHREAD_LIBS="-lc_r")
 992 fi
 993 if test "x$PTHREAD_LIBS" = xerror; then
 994         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
 995 fi
 996 if test "x$PTHREAD_LIBS" = xerror; then
 997         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
 998         AC_CHECK_LIB(pthread, pthread_attr_destroy,
 999                 PTHREAD_LIBS="-lpthread")
1000 fi
1001 if test "x$PTHREAD_LIBS" = xerror; then
1002         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1003 fi
1004 AC_SUBST(PTHREAD_LIBS)
1005
1006 HOST_CPU="$host_cpu"
1007
1008 if test "x$with_bsd_kernel_headers" != "x"; then
1009         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1010 else
1011         BSD_KERNEL_PATH="/usr/src/sys"
1012 fi
1013
1014 if test "x$with_bsd_kernel_build" != "x"; then
1015         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1016 else
1017         case $AFS_SYSNAME in
1018                 *_fbsd_4?)
1019                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1020                         ;;
1021                 *_fbsd_*)
1022                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1023                         ;;
1024         esac
1025 fi
1026
1027 # Fast restart
1028 if test "$enable_supergroups" = "yes"; then
1029         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1030 fi
1031
1032 if test "$enable_fast_restart" = "yes"; then
1033         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1034 fi
1035
1036 if test "$enable_bitmap_later" = "yes"; then
1037         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1038 fi
1039
1040 if test "$enable_demand_attach_fs" = "yes"; then
1041         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1042         DEMAND_ATTACH="yes"
1043 else
1044         DEMAND_ATTACH="no"
1045 fi
1046 AC_SUBST(DEMAND_ATTACH)
1047
1048 if test "$enable_unix_sockets" = "yes"; then
1049         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1050         USE_UNIX_SOCKETS="yes"
1051 else
1052         USE_UNIX_SOCKETS="no"
1053 fi
1054 AC_SUBST(USE_UNIX_SOCKETS)
1055
1056 if test "$enable_fast_restart" = "yes" &&
1057    test "$enable_demand_attach_fs" = "yes" ; then
1058         AC_MSG_ERROR([The Demand Attach and Fast Restart extensions are mutually exclusive.  Demand Attach fileservers automatically salvage volumes in the background, thereby making Fast Restart pointless.])
1059         exit 1
1060 fi
1061
1062 if test "$enable_full_vos_listvol_switch" = "yes"; then
1063         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1064 fi
1065
1066 if test "$enable_bos_restricted_mode" = "yes"; then
1067         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1068 fi
1069
1070 if test "$enable_bos_new_config" = "yes"; then
1071         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1072 fi
1073
1074 if test "$enable_largefile_fileserver" = "yes"; then
1075         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1076 fi
1077
1078 if test "$enable_namei_fileserver" = "yes"; then
1079         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1080 fi
1081
1082 if test "$enable_afsdb" = "yes"; then
1083         LIB_AFSDB="$LIB_res_search"
1084         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1085 fi
1086
1087 dnl check for tivoli
1088 AC_MSG_CHECKING(for tivoli tsm butc support)
1089 XBSA_CFLAGS=""
1090 if test "$enable_tivoli_tsm" = "yes"; then
1091         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1092         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1093
1094         if test -r "$XBSADIR1/xbsa.h"; then
1095                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1096                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1097         elif test -r "$XBSADIR2/xbsa.h"; then
1098                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1099                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1100         else
1101                 AC_MSG_RESULT([no, missing xbsa.h header file])
1102         fi
1103 else
1104         AC_MSG_RESULT([no])
1105 fi
1106 AC_SUBST(XBSA_CFLAGS)
1107
1108 dnl checks for header files.
1109 AC_HEADER_STDC
1110 AC_HEADER_SYS_WAIT
1111 AC_HEADER_DIRENT
1112 AC_CHECK_HEADERS(stdlib.h string.h unistd.h fcntl.h sys/time.h sys/file.h)
1113 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1114 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1115 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h)
1116 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1117 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h)
1118
1119 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1120 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1121         case $AFS_SYSNAME in
1122         sgi_*)
1123                 HAVE_PAM="no"
1124                 ;;
1125         *)
1126                 HAVE_PAM="yes"
1127                 ;;
1128         esac
1129 else
1130         HAVE_PAM="no"
1131 fi
1132 AC_SUBST(HAVE_PAM)
1133
1134 if test "$enable_login" = yes; then
1135         BUILD_LOGIN="yes"
1136 else
1137         BUILD_LOGIN="no"
1138 fi
1139 AC_SUBST(BUILD_LOGIN)
1140
1141 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1142 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1143 AC_CHECK_FUNCS(setvbuf)
1144 AC_FUNC_SETVBUF_REVERSED
1145 AC_CHECK_FUNCS(regcomp regexec regerror)
1146 AC_MSG_CHECKING([for POSIX regex library])
1147 if test "$ac_cv_header_regex_h" = "yes" && \
1148         test "$ac_cv_func_regcomp" = "yes" && \
1149         test "$ac_cv_func_regexec" = "yes" && \
1150         test "$ac_cv_func_regerror" = "yes"; then
1151     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1152     AC_MSG_RESULT(yes)
1153 else
1154     AC_MSG_RESULT(no)
1155 fi
1156
1157 AC_TYPE_SIGNAL
1158 AC_CHECK_TYPE(ssize_t, int)
1159 AC_CHECK_TYPE([sig_atomic_t], ,
1160     [AC_DEFINE([sig_atomic_t], [int],
1161         [Define to int if <signal.h> does not define.])],
1162 [#include <sys/types.h>
1163 #include <signal.h>])
1164 AC_SIZEOF_TYPE(long)
1165
1166 AC_MSG_CHECKING(size of time_t)
1167 AC_CACHE_VAL(ac_cv_sizeof_time_t,
1168 [AC_TRY_RUN([#include <stdio.h>
1169 #include <time.h>
1170 main()
1171 {
1172   FILE *f=fopen("conftestval", "w");
1173   if (!f) exit(1);
1174   fprintf(f, "%d\n", sizeof(time_t));
1175   exit(0);
1176 }], ac_cv_sizeof_time_t=`cat conftestval`, ac_cv_sizeof_time_t=0)
1177 ])
1178 AC_MSG_RESULT($ac_cv_sizeof_time_t)
1179 AC_DEFINE_UNQUOTED(SIZEOF_TIME_T, $ac_cv_sizeof_time_t)
1180
1181 AC_CHECK_FUNCS(timegm)
1182 AC_CHECK_FUNCS(daemon)
1183
1184 dnl Directory PATH handling
1185 if test "x$enable_transarc_paths" = "xyes"  ; then
1186     afsconfdir=${afsconfdir=/usr/afs/etc}
1187     viceetcdir=${viceetcdir=/usr/vice/etc}
1188     afskerneldir=${afskerneldir=${viceetcdir}}
1189     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1190     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1191     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1192     afsdbdir=${afsdbdir=/usr/afs/db}
1193     afslogsdir=${afslogsdir=/usr/afs/logs}
1194     afslocaldir=${afslocaldir=/usr/afs/local}
1195     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1196     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1197 else
1198     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1199     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1200     afskerneldir=${afskerneldir='${libdir}/openafs'}
1201     afssrvbindir=${afssrvbindir='${bindir}'}
1202     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1203     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1204     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1205     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1206     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1207     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1208     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1209 fi
1210 AC_SUBST(afsconfdir)
1211 AC_SUBST(viceetcdir)
1212 AC_SUBST(afskerneldir)
1213 AC_SUBST(afssrvbindir)
1214 AC_SUBST(afssrvsbindir)
1215 AC_SUBST(afssrvlibexecdir)
1216 AC_SUBST(afsdbdir)
1217 AC_SUBST(afslogsdir)
1218 AC_SUBST(afslocaldir)
1219 AC_SUBST(afsbackupdir)
1220 AC_SUBST(afsbosconfigdir)
1221
1222 if test "x$enable_kernel_module" = "xyes"; then
1223 ENABLE_KERNEL_MODULE=libafs
1224 fi
1225
1226 AC_SUBST(AFS_SYSNAME)
1227 AC_SUBST(AFS_PARAM_COMMON)
1228 AC_SUBST(ENABLE_KERNEL_MODULE)
1229 AC_SUBST(LIB_AFSDB)
1230 AC_SUBST(LINUX_KERNEL_PATH)
1231 AC_SUBST(HOST_CPU)
1232 AC_SUBST(BSD_KERNEL_PATH)
1233 AC_SUBST(BSD_KERNEL_BUILD)
1234 AC_SUBST(LINUX_VERSION)
1235 AC_SUBST(MKAFS_OSTYPE)
1236 AC_SUBST(TOP_OBJDIR)
1237 AC_SUBST(TOP_SRCDIR)
1238 AC_SUBST(TOP_INCDIR)
1239 AC_SUBST(TOP_LIBDIR)
1240 AC_SUBST(DEST)
1241 AC_SUBST(DARWIN_INFOFILE)
1242 AC_SUBST(IRIX_BUILD_IP35)
1243
1244 OPENAFS_OSCONF
1245 OPENAFS_KRB5CONF
1246
1247 TOP_SRCDIR="${srcdir}/src"
1248 dnl
1249 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1250 dnl
1251 case $TOP_SRCDIR in
1252         /*)
1253                 ;;
1254         *)
1255                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1256                 ;;
1257 esac
1258
1259 TOP_OBJDIR="${SRCDIR_PARENT}"
1260 TOP_INCDIR="${SRCDIR_PARENT}/include"
1261 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1262 if test "${DEST}x" = "x"; then
1263         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1264 fi
1265
1266 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1267 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1268 AC_SUBST(HELPER_SPLINT)
1269 AC_SUBST(HELPER_SPLINTCFG)
1270
1271 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1272
1273 ])