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 sia
  13 AC_ARG_WITH(afs-sysname,
  14 [  --with-afs-sysname=sys    use sys for the afs sysname]
  15 )
  16 AC_ARG_ENABLE( obsolete,
  17 [  --enable-obsolete                    enable obsolete portions of AFS (mpp and package)],, enable_obsolete="no")
  18 AC_ARG_ENABLE( afsdb,
  19 [  --disable-afsdb                      disable AFSDB DNS RR support],, enable_afsdb="yes")
  20 AC_ARG_ENABLE( pam,
  21 [  --disable-pam                        disable PAM support],, enable_pam="yes")
  22 AC_ARG_ENABLE( bos-restricted-mode,
  23 [  --enable-bos-restricted-mode         enable bosserver restricted mode which disables certain bosserver functionality],, enable_bos_restricted_mode="no")
  24 AC_ARG_ENABLE( bos-new-config,
  25 [  --enable-bos-new-config              enable bosserver pickup of BosConfig.new on restarts],, enable_bos_new_config="no")
  26 AC_ARG_ENABLE( largefile-fileserver,
  27 [  --disable-largefile-fileserver       disable large file support in fileserver],, enable_largefile_fileserver="yes")
  28 AC_ARG_ENABLE( namei-fileserver,
  29 [  --enable-namei-fileserver            force compilation of namei fileserver in preference to inode fileserver],, enable_namei_fileserver="no")
  30 AC_ARG_ENABLE( supergroups,
  31 [  --enable-supergroups                 enable support for nested pts groups],, enable_supergroups="no")
  32 AC_ARG_ENABLE( fast-restart,
  33 [  --enable-fast-restart                enable fast startup of file server without salvaging],, enable_fast_restart="no")
  34 AC_ARG_ENABLE( bitmap-later,
  35 [  --enable-bitmap-later                enable fast startup of file server by not reading bitmap till needed],, enable_bitmap_later="no")
  36 AC_ARG_ENABLE( demand-attach-fs,
  37 [  --enable-demand-attach-fs            enable Demand Attach Fileserver (please see documentation)],, enable_demand_attach_fs="no")
  38 AC_ARG_ENABLE( unix-sockets,
  39 [  --enable-unix-sockets                enable use of unix domain sockets for fssync],, enable_unix_sockets="yes")
  40 AC_ARG_ENABLE( full-vos-listvol-switch,
  41 [  --disable-full-vos-listvol-switch    disable vos full listvol switch for formatted output],, enable_full_vos_listvol_switch="yes")
  42 AC_ARG_WITH(dux-kernel-headers,
  43 [  --with-dux-kernel-headers=path       use the kernel headers found at path(optional, defaults to first match in /usr/sys)]
  44 )
  45 AC_ARG_WITH(linux-kernel-headers,
  46 [  --with-linux-kernel-headers=path     use the kernel headers found at path(optional, defaults to /usr/src/linux-2.4, then /usr/src/linux)]
  47 )
  48 AC_ARG_WITH(bsd-kernel-headers,
  49 [  --with-bsd-kernel-headers=path       use the kernel headers found at path(optional, defaults to /usr/src/sys)]
  50 )
  51 AC_ARG_WITH(bsd-kernel-build,
  52 [  --with-bsd-kernel-build=path         use the kernel build found at path(optional, defaults to KSRC/i386/compile/GENERIC)]
  53 )
  54 AC_ARG_ENABLE(kernel-module,
  55 [  --disable-kernel-module              disable compilation of the kernel module (defaults to enabled)],, enable_kernel_module="yes"
  56 )
  57 AC_ARG_ENABLE(redhat-buildsys,
  58 [  --enable-redhat-buildsys             enable compilation of the redhat build system kernel (defaults to disabled)],, enable_redhat_buildsys="no"
  59 )
  60 AC_ARG_ENABLE(transarc-paths,
  61 [  --enable-transarc-paths                      Use Transarc style paths like /usr/afs and /usr/vice],, enable_transarc_paths="no"
  62 )
  63 AC_ARG_ENABLE(tivoli-tsm,
  64 [  --enable-tivoli-tsm                  Enable use of the Tivoli TSM API libraries for butc support],, enable_tivoli_tsm="no"
  65 )
  66 AC_ARG_ENABLE(debug-kernel,
  67 [  --enable-debug-kernel                enable compilation of the kernel module with debugging information (defaults to disabled)],, enable_debug_kernel="no"
  68 )
  69 AC_ARG_ENABLE(optimize-kernel,
  70 [  --disable-optimize-kernel            disable compilation of the kernel module with optimization (defaults based on platform)],, enable_optimize_kernel="yes"
  71 )
  72 AC_ARG_ENABLE(debug,
  73 [  --enable-debug                       enable compilation of the user space code with debugging information (defaults to disabled)],, enable_debug="no"
  74 )
  75 AC_ARG_ENABLE(optimize,
  76 [  --disable-optimize                   disable optimization for compilation of the user space code (defaults to enabled)],, enable_optimize="yes"
  77 )
  78 AC_ARG_ENABLE(debug-lwp,
  79 [  --enable-debug-lwp                   enable compilation of the LWP code with debugging information (defaults to disabled)],, enable_debug_lwp="no"
  80 )
  81 AC_ARG_ENABLE(optimize-lwp,
  82 [  --disable-optimize-lwp               disable optimization for compilation of the LWP code (defaults to enabled)],, enable_optimize_lwp="yes"
  83 )
  84 AC_ARG_ENABLE(debug-pam,
  85 [  --enable-debug-pam                   enable compilation of the PAM code with debugging information (defaults to disabled)],, enable_debug_pam="no"
  86 )
  87 AC_ARG_ENABLE(optimize-pam,
  88 [  --disable-optimize-pam               disable optimization for compilation of the PAM code (defaults to enabled)],, enable_optimize_pam="yes"
  89 )
  90
  91
  92 enable_login="no"
  93
  94 dnl weird ass systems
  95 AC_AIX
  96 AC_ISC_POSIX
  97 AC_MINIX
  98
  99 dnl Various compiler setup.
 100 AC_TYPE_PID_T
 101 AC_TYPE_SIZE_T
 102 AC_TYPE_SIGNAL
 103 COMPILER_HAS_FUNCTION_MACRO
 104
 105 dnl Checks for programs.
 106 AC_PROG_INSTALL
 107 AC_PROG_LN_S
 108 AC_PROG_RANLIB
 109 AC_PROG_YACC
 110 AM_PROG_LEX
 111
 112 OPENAFS_CHECK_BIGENDIAN
 113
 114 AC_MSG_CHECKING(your OS)
 115 system=$host
 116 case $system in
 117         *-linux*)
 118
 119                 MKAFS_OSTYPE=LINUX
 120                 if test "x$enable_redhat_buildsys" = "xyes"; then
 121                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 122                 fi
 123                 if test "x$enable_kernel_module" = "xyes"; then
 124                  if test "x$with_linux_kernel_headers" != "x"; then
 125                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 126                  else
 127                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 128                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 129                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 130                    fi
 131                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 132                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 133                    fi
 134                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 135                      LINUX_KERNEL_PATH="/usr/src/linux"
 136                    fi
 137                  fi
 138                if test -f "$LINUX_KERNEL_PATH/include/linux/utsrelease.h"; then
 139                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 140                  LINUX_VERSION="$linux_kvers"
 141                else
 142                  if test -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 143                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 144                   if test "x$linux_kvers" = "x"; then
 145                     if test -f "$LINUX_KERNEL_PATH/include/linux/version-up.h"; then
 146                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 147                       if test "x$linux_kvers" = "x"; then
 148
 149                         AC_MSG_ERROR(Linux headers lack version definition [2])
 150                         exit 1
 151                       else
 152                         LINUX_VERSION="$linux_kvers"
 153                       fi
 154                     else
 155                       AC_MSG_ERROR(Linux headers lack version definition)
 156                       exit 1
 157                     fi
 158                   else
 159                     LINUX_VERSION="$linux_kvers"
 160                   fi
 161                  else
 162                     enable_kernel_module="no"
 163                  fi
 164                fi
 165                  if test ! -f "$LINUX_KERNEL_PATH/include/linux/autoconf.h"; then
 166                      enable_kernel_module="no"
 167                  fi
 168                  if test "x$enable_kernel_module" = "xno"; then
 169                   if test "x$with_linux_kernel_headers" != "x"; then
 170                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 171                    exit 1
 172                   else
 173                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 174                   fi
 175                  fi
 176                  dnl do we need to determine SUBARCH from autoconf.h
 177                  SUBARCH=default
 178                 fi
 179                 AC_MSG_RESULT(linux)
 180                 if test "x$enable_kernel_module" = "xyes"; then
 181                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 182                  if test "x${AFS_SYSKVERS}" = "x"; then
 183                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 184                  fi
 185                 fi
 186                 ;;
 187         *-solaris*)
 188                 MKAFS_OSTYPE=SOLARIS
 189                 AC_MSG_RESULT(sun4)
 190                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 191                 SOLARIS_PROC_HAS_P_COREFILE
 192                 SOLARIS_FS_HAS_FS_ROLLED
 193                 ;;
 194         *-sunos*)
 195                 MKAFS_OSTYPE=SUNOS
 196                 enable_kernel_module=no
 197                 AC_MSG_RESULT(sun4)
 198                 ;;
 199         *-hpux*)
 200                 MKAFS_OSTYPE=HPUX
 201                 AC_MSG_RESULT(hp_ux)
 202                 if test -f "/usr/old/usr/include/ndir.h"; then
 203                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 204                 fi
 205                 ;;
 206         *-irix*)
 207                 if test -d /usr/include/sys/SN/SN1; then
 208                  IRIX_BUILD_IP35="IP35"
 209                 fi
 210                 MKAFS_OSTYPE=IRIX
 211                 AC_MSG_RESULT(sgi)
 212                 ;;
 213         *-aix*)
 214                 MKAFS_OSTYPE=AIX
 215                 AC_MSG_RESULT(rs_aix)
 216                 ;;
 217         *-osf*)
 218                 MKAFS_OSTYPE=DUX
 219                 AC_MSG_RESULT(alpha_dux)
 220                 if test "x$enable_kernel_module" = "xyes"; then
 221                  if test "x$with_dux_kernel_headers" != "x"; then
 222                    HEADER_RT=`ls ${with_dux_kernel_headers}/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
 223                  else
 224                    HEADER_RT=`ls /usr/sys/*/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
 225                  fi
 226                 fi
 227                 if test "$HEADER_RT" = "*" ; then
 228                         AC_MSG_ERROR([Need a configured kernel directory])
 229                 fi
 230                 AC_SUBST([HEADER_RT])
 231                 ;;
 232         powerpc-*-darwin*)
 233                 MKAFS_OSTYPE=DARWIN
 234                 AC_MSG_RESULT(ppc_darwin)
 235                 ;;
 236         i386-*-darwin*)
 237                 MKAFS_OSTYPE=DARWIN
 238                 AC_MSG_RESULT(x86_darwin)
 239                 ;;
 240         *-freebsd*)
 241                 MKAFS_OSTYPE=FBSD
 242                 AC_MSG_RESULT(i386_fbsd)
 243                 ;;
 244         *-netbsd*)
 245                 MKAFS_OSTYPE=NBSD
 246                 AC_MSG_RESULT(nbsd)
 247                 ;;
 248         *-openbsd*)
 249                 MKAFS_OSTYPE=OBSD
 250                 AC_MSG_RESULT(i386_obsd)
 251                 ;;
 252         *)
 253                 AC_MSG_RESULT($system)
 254                 ;;
 255 esac
 256
 257 if test "x$with_afs_sysname" != "x"; then
 258         AFS_SYSNAME="$with_afs_sysname"
 259 else
 260         AC_MSG_CHECKING(your AFS sysname)
 261         case $host in
 262                 i?86-*-openbsd?.?)
 263                         v=${host#*openbsd}
 264                         vM=${v%.*}
 265                         vm=${v#*.}
 266                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 267                         ;;
 268                 sparc64-*-openbsd?.?)
 269                         v=${host#*openbsd}
 270                         vM=${v%.*}
 271                         vm=${v#*.}
 272                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 273                         ;;
 274                 i?86-*-freebsd?.*)
 275                         v=${host#*freebsd}
 276                         vM=${v%.*}
 277                         vm=${v#*.}
 278                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 279                         ;;
 280                 i?86-*-netbsd*1.5*)
 281                         AFS_PARAM_COMMON=param.nbsd15.h
 282                         AFS_SYSNAME="i386_nbsd15"
 283                         ;;
 284                 alpha-*-netbsd*1.5*)
 285                         AFS_PARAM_COMMON=param.nbsd15.h
 286                         AFS_SYSNAME="alpha_nbsd15"
 287                         ;;
 288                 i?86-*-netbsd*1.6[[M-Z]]*)
 289                         AFS_PARAM_COMMON=param.nbsd20.h
 290                         AFS_SYSNAME="i386_nbsd20"
 291                         ;;
 292                 powerpc-*-netbsd*1.6[[M-Z]]*)
 293                         AFS_PARAM_COMMON=param.nbsd20.h
 294                         AFS_SYSNAME="ppc_nbsd20"
 295                         ;;
 296                 i?86-*-netbsd*2.0*)
 297                         AFS_PARAM_COMMON=param.nbsd20.h
 298                         AFS_SYSNAME="i386_nbsd20"
 299                         ;;
 300                 amd64-*-netbsd*2.0*)
 301                         AFS_PARAM_COMMON=param.nbsd20.h
 302                         AFS_SYSNAME="amd64_nbsd20"
 303                         ;;
 304                 powerpc-*-netbsd*2.0*)
 305                         AFS_PARAM_COMMON=param.nbsd20.h
 306                         AFS_SYSNAME="ppc_nbsd20"
 307                         ;;
 308                 i?86-*-netbsd*1.6*)
 309                         AFS_PARAM_COMMON=param.nbsd16.h
 310                         AFS_SYSNAME="i386_nbsd16"
 311                         ;;
 312                 alpha-*-netbsd*1.6*)
 313                         AFS_PARAM_COMMON=param.nbsd16.h
 314                         AFS_SYSNAME="alpha_nbsd16"
 315                         ;;
 316                 powerpc-*-netbsd*1.6*)
 317                         AFS_PARAM_COMMON=param.nbsd16.h
 318                         AFS_SYSNAME="ppc_nbsd16"
 319                         ;;
 320                 i?86-*-netbsd*2.1*)
 321                         AFS_PARAM_COMMON=param.nbsd21.h
 322                         AFS_SYSNAME="i386_nbsd21"
 323                         ;;
 324                 i?86-*-netbsd*2.99*)
 325                         AFS_PARAM_COMMON=param.nbsd30.h
 326                         AFS_SYSNAME="i386_nbsd30"
 327                         ;;
 328                 i?86-*-netbsd*3.[[0-8]]*)
 329                         AFS_PARAM_COMMON=param.nbsd30.h
 330                         AFS_SYSNAME="i386_nbsd30"
 331                         ;;
 332                 i?86-*-netbsd*3.99*)
 333                         AFS_PARAM_COMMON=param.nbsd30.h
 334                         AFS_SYSNAME="i386_nbsd30"
 335                         ;;
 336                 i?86-*-netbsd*4.[[0-8]]*)
 337                         AFS_PARAM_COMMON=param.nbsd40.h
 338                         AFS_SYSNAME="i386_nbsd40"
 339                         ;;
 340                 i?86-*-netbsd*4.99*)
 341                         AFS_PARAM_COMMON=param.nbsd40.h
 342                         AFS_SYSNAME="i386_nbsd40"
 343                         ;;
 344                 hppa*-hp-hpux11.0*)
 345                         AFS_SYSNAME="hp_ux110"
 346                         ;;
 347                 hppa*-hp-hpux11.11)
 348                         AFS_SYSNAME="hp_ux11i"
 349                         ;;
 350                 ia64-hp-hpux11.22)
 351                         AFS_SYSNAME="ia64_hpux1122"
 352                         ;;
 353                 ia64-hp-hpux*)
 354                         AFS_SYSNAME="ia64_hpux1123"
 355                         ;;
 356                 hppa*-hp-hpux10*)
 357                         AFS_SYSNAME="hp_ux102"
 358                         ;;
 359                 powerpc-apple-darwin1.2*)
 360                         AFS_SYSNAME="ppc_darwin_12"
 361                         ;;
 362                 powerpc-apple-darwin1.3*)
 363                         AFS_SYSNAME="ppc_darwin_13"
 364                         ;;
 365                 powerpc-apple-darwin1.4*)
 366                         AFS_SYSNAME="ppc_darwin_14"
 367                         ;;
 368                 powerpc-apple-darwin5.1*)
 369                         AFS_SYSNAME="ppc_darwin_14"
 370                         ;;
 371                 powerpc-apple-darwin5.2*)
 372                         AFS_SYSNAME="ppc_darwin_14"
 373                         ;;
 374                 powerpc-apple-darwin5.3*)
 375                         AFS_SYSNAME="ppc_darwin_14"
 376                         ;;
 377                 powerpc-apple-darwin5.4*)
 378                         AFS_SYSNAME="ppc_darwin_14"
 379                         ;;
 380                 powerpc-apple-darwin5.5*)
 381                         AFS_SYSNAME="ppc_darwin_14"
 382                         ;;
 383                 powerpc-apple-darwin6.0*)
 384                         AFS_SYSNAME="ppc_darwin_60"
 385                         ;;
 386                 powerpc-apple-darwin6.1*)
 387                         AFS_SYSNAME="ppc_darwin_60"
 388                         ;;
 389                 powerpc-apple-darwin6.2*)
 390                         AFS_SYSNAME="ppc_darwin_60"
 391                         ;;
 392                 powerpc-apple-darwin6.3*)
 393                         AFS_SYSNAME="ppc_darwin_60"
 394                         ;;
 395                 powerpc-apple-darwin6.4*)
 396                         AFS_SYSNAME="ppc_darwin_60"
 397                         ;;
 398                 powerpc-apple-darwin6.5*)
 399                         AFS_SYSNAME="ppc_darwin_60"
 400                         ;;
 401                 powerpc-apple-darwin7.0*)
 402                         AFS_SYSNAME="ppc_darwin_70"
 403                         ;;
 404                 powerpc-apple-darwin7.1*)
 405                         AFS_SYSNAME="ppc_darwin_70"
 406                         ;;
 407                 powerpc-apple-darwin7.2*)
 408                         AFS_SYSNAME="ppc_darwin_70"
 409                         ;;
 410                 powerpc-apple-darwin7.3*)
 411                         AFS_SYSNAME="ppc_darwin_70"
 412                         ;;
 413                 powerpc-apple-darwin7.4*)
 414                         AFS_SYSNAME="ppc_darwin_70"
 415                         ;;
 416                 powerpc-apple-darwin7.5*)
 417                         AFS_SYSNAME="ppc_darwin_70"
 418                         ;;
 419                 powerpc-apple-darwin8.0*)
 420                         AFS_SYSNAME="ppc_darwin_80"
 421                         ;;
 422                 powerpc-apple-darwin8.*)
 423                         AFS_SYSNAME="ppc_darwin_80"
 424                         ;;
 425                 i386-apple-darwin8.*)
 426                         AFS_SYSNAME="x86_darwin_80"
 427                         ;;
 428                 powerpc-apple-darwin9.*)
 429                         AFS_SYSNAME="ppc_darwin_90"
 430                         ;;
 431                 i386-apple-darwin9.*)
 432                         AFS_SYSNAME="x86_darwin_90"
 433                         ;;
 434                 sparc-sun-solaris2.5*)
 435                         AFS_SYSNAME="sun4x_55"
 436                         enable_login="yes"
 437                         ;;
 438                 sparc-sun-solaris2.6)
 439                         AFS_SYSNAME="sun4x_56"
 440                         ;;
 441                 sparc-sun-solaris2.7)
 442                         AFS_SYSNAME="sun4x_57"
 443                         ;;
 444                 sparc-sun-solaris2.8)
 445                         AFS_SYSNAME="sun4x_58"
 446                         ;;
 447                 sparc-sun-solaris2.9)
 448                         AFS_SYSNAME="sun4x_59"
 449                         ;;
 450                 sparc-sun-solaris2.10)
 451                         AFS_SYSNAME="sun4x_510"
 452                         ;;
 453                 sparc-sun-solaris2.11)
 454                         AFS_SYSNAME="sun4x_511"
 455                         ;;
 456                 sparc-sun-sunos4*)
 457                         AFS_SYSNAME="sun4_413"
 458                         enable_login="yes"
 459                         ;;
 460                 i386-pc-solaris2.7)
 461                         AFS_SYSNAME="sunx86_57"
 462                         ;;
 463                 i386-pc-solaris2.8)
 464                         AFS_SYSNAME="sunx86_58"
 465                         ;;
 466                 i386-pc-solaris2.9)
 467                         AFS_SYSNAME="sunx86_59"
 468                         ;;
 469                 i386-pc-solaris2.10)
 470                         AFS_SYSNAME="sunx86_510"
 471                         ;;
 472                 i386-pc-solaris2.11)
 473                         AFS_SYSNAME="sunx86_511"
 474                         ;;
 475                 alpha*-dec-osf4.0*)
 476                         AFS_SYSNAME="alpha_dux40"
 477                         ;;
 478                 alpha*-dec-osf5.0*)
 479                         AFS_SYSNAME="alpha_dux50"
 480                         ;;
 481                 alpha*-dec-osf5.1*)
 482                         AFS_SYSNAME="alpha_dux51"
 483                         ;;
 484                 mips-sgi-irix6.5)
 485                         AFS_SYSNAME="sgi_65"
 486                         ;;
 487                 ia64-*-linux*)
 488                         AFS_SYSNAME="ia64_linuxXX"
 489                         ;;
 490                 powerpc-*-linux*)
 491                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 492                         ;;
 493                 powerpc64-*-linux*)
 494                         AFS_SYSNAME="ppc64_linuxXX"
 495                         ;;
 496                 alpha*-linux*)
 497                         AFS_SYSNAME="alpha_linux_XX"
 498                         ;;
 499                 s390-*-linux*)
 500                         AFS_SYSNAME="s390_linuxXX"
 501                         ;;
 502                 s390x-*-linux*)
 503                         AFS_SYSNAME="s390x_linuxXX"
 504                         ;;
 505                 sparc-*-linux*)
 506                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 507                         ;;
 508                 sparc64-*-linux*)
 509                         AFS_SYSNAME="sparc64_linuxXX"
 510                         ;;
 511                 i?86-*-linux*)
 512                         AFS_SYSNAME="i386_linuxXX"
 513                         ;;
 514                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 515                         AFS_SYSNAME="parisc_linuxXX"
 516                         enable_pam="no"
 517                         ;;
 518                 power*-ibm-aix4.2*)
 519                         AFS_SYSNAME="rs_aix42"
 520                         enable_pam="no"
 521                         ;;
 522                 power*-ibm-aix4.3*)
 523                         AFS_SYSNAME="rs_aix42"
 524                         enable_pam="no"
 525                         ;;
 526                 power*-ibm-aix5.1*)
 527                         AFS_SYSNAME="rs_aix51"
 528                         enable_pam="no"
 529                         ;;
 530                 power*-ibm-aix5.2*)
 531                         AFS_SYSNAME="rs_aix52"
 532                         enable_pam="no"
 533                         ;;
 534                 power*-ibm-aix5.3*)
 535                         AFS_SYSNAME="rs_aix53"
 536                         enable_pam="no"
 537                         ;;
 538                 x86_64-*-linux-gnu)
 539                         AFS_SYSNAME="amd64_linuxXX"
 540                         enable_pam="no"
 541                         ;;
 542                 *)
 543                         AC_MSG_ERROR(An AFS sysname is required)
 544                         exit 1
 545                         ;;
 546         esac
 547         case $AFS_SYSNAME in
 548                 *_linux* | *_umlinux*)
 549                         if test "x${AFS_SYSKVERS}" = "x"; then
 550                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 551                         fi
 552                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 553                         AFS_SYSNAME="$_AFS_SYSNAME"
 554                         save_CPPFLAGS="$CPPFLAGS"
 555                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
 556                         AC_TRY_COMPILE(
 557                          [#include <linux/autoconf.h>],
 558                          [#ifndef CONFIG_USERMODE
 559                           #error not UML
 560                           #endif],
 561                          ac_cv_linux_is_uml=yes,)
 562                         if test "${ac_cv_linux_is_uml}" = yes; then
 563                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 564                         fi
 565                         CPPFLAGS="$save_CPPFLAGS"
 566                         AFS_SYSNAME="$_AFS_SYSNAME"
 567                         ;;
 568         esac
 569         AC_MSG_RESULT($AFS_SYSNAME)
 570 fi
 571
 572 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 573
 574                 # Add (sub-) architecture-specific paths needed by conftests
 575                 case $AFS_SYSNAME  in
 576                         *_umlinux26)
 577                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 578                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 579                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 580                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 581                 esac
 582
 583                 if test "x$enable_kernel_module" = "xyes"; then
 584                  if test "x$enable_debug_kernel" = "xno"; then
 585                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 586                  fi
 587                  OPENAFS_GCC_SUPPORTS_MARCH
 588                  AC_SUBST(P5PLUS_KOPTS)
 589                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 590                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 591                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 592                  OPENAFS_GCC_SUPPORTS_PIPE
 593                  AC_SUBST(LINUX_GCC_KOPTS)
 594                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
 595                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
 596                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
 597                  )
 598
 599                  LINUX_KERNEL_COMPILE_WORKS
 600                  LINUX_CONFIG_H_EXISTS
 601                  LINUX_COMPLETION_H_EXISTS
 602                  LINUX_DEFINES_FOR_EACH_PROCESS
 603                  LINUX_DEFINES_PREV_TASK
 604                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
 605                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
 606                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
 607                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
 608                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
 609                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
 610                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
 611                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
 612                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
 613                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
 614                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
 615                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
 616                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
 617                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
 618                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
 619                  LINUX_INODE_SETATTR_RETURN_TYPE
 620                  LINUX_WRITE_INODE_RETURN_TYPE
 621                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 622                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 623                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 624                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 625                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 626                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 627                  LINUX_AOP_WRITEBACK_CONTROL
 628                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
 629                  LINUX_KERNEL_LINUX_SYSCALL_H
 630                  LINUX_KERNEL_LINUX_SEQ_FILE_H
 631                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 632                  LINUX_KERNEL_SELINUX
 633                  LINUX_KERNEL_SOCK_CREATE
 634                  LINUX_KERNEL_PAGE_FOLLOW_LINK
 635                  LINUX_NEED_RHCONFIG
 636                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 637                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
 638                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
 639                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
 640                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
 641                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
 642                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
 643                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 644                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
 645                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
 646                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
 647                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
 648                  LINUX_EXPORTS_TASKLIST_LOCK
 649                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 650                  LINUX_STATFS_TAKES_DENTRY
 651                  LINUX_FREEZER_H_EXISTS
 652                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
 653                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
 654                  fi
 655                  LINUX_REFRIGERATOR
 656                  LINUX_LINUX_KEYRING_SUPPORT
 657                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 658                  LINUX_DO_SYNC_READ
 659                  LINUX_GENERIC_FILE_AIO_READ
 660                  LINUX_INIT_WORK_HAS_DATA
 661                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 662                  LINUX_EXPORTS_SYS_CHDIR
 663                  LINUX_EXPORTS_SYS_CLOSE
 664                  LINUX_EXPORTS_SYS_OPEN
 665                  LINUX_EXPORTS_SYS_WAIT4
 666                  LINUX_WHICH_MODULES
 667                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 668                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 669                    ac_cv_linux_exports_sys_call_table=no
 670                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 671                      ac_cv_linux_exports_ia32_sys_call_table=yes
 672                    fi
 673                  else
 674                    LINUX_EXPORTS_INIT_MM
 675                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 676                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 677                    LINUX_EXPORTS_SYS_CALL_TABLE
 678                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 679                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 680                          linux_syscall_method=none
 681                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 682                             linux_syscall_method=scan
 683                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 684                                linux_syscall_method=scan_with_kallsyms_address
 685                             fi
 686                          fi
 687                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 688                             linux_syscall_method=kallsyms_symbol
 689                          fi
 690                          if test "x$linux_syscall_method" = "xnone"; then
 691                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 692                             linux_syscall_method=scan
 693                          fi
 694                    fi
 695                  fi
 696                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 697                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 698                  fi
 699                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
 700                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
 701                  fi
 702                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 703                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 704                  fi
 705                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
 706                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
 707                  fi
 708                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
 709                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
 710                  fi
 711                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
 712                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
 713                  fi
 714                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
 715                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
 716                  fi
 717                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
 718                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE)
 719                  fi
 720                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
 721                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE)
 722                  fi
 723                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 724                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL)
 725                  fi
 726                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 727                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS)
 728                  fi
 729                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
 730                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
 731                  fi
 732                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
 733                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
 734                  fi
 735                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
 736                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
 737                  fi
 738                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
 739                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
 740                  fi
 741                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
 742                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
 743                  fi
 744                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
 745                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
 746                  fi
 747                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
 748                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
 749                  fi
 750                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then
 751                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
 752                  fi
 753                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then
 754                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
 755                  fi
 756                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then
 757                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
 758                  fi
 759                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then
 760                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
 761                  fi
 762                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then
 763                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
 764                  fi
 765                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then
 766                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
 767                  fi
 768                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then
 769                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
 770                  fi
 771                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then
 772                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
 773                  fi
 774                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then
 775                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
 776                  fi
 777                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then
 778                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
 779                  fi
 780                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then
 781                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
 782                  fi
 783                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then
 784                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
 785                  fi
 786                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then
 787                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
 788                  fi
 789                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
 790                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
 791                  fi
 792                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
 793                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
 794                  fi
 795                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
 796                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
 797                  fi
 798                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
 799                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
 800                  fi
 801                  if test "x$ac_linux_syscall" = "xyes" ; then
 802                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
 803                  fi
 804                  if test "x$ac_linux_seq_file" = "xyes" ; then
 805                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
 806                  fi
 807                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then
 808                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
 809                  fi
 810                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then
 811                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
 812                  fi
 813                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then
 814                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
 815                  fi
 816                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then
 817                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
 818                  fi
 819                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then
 820                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
 821                  fi
 822                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then
 823                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
 824                  fi
 825                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then
 826                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
 827                  fi
 828                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then
 829                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
 830                  fi
 831                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then
 832                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
 833                  fi
 834                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then
 835                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
 836                  fi
 837                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then
 838                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
 839                  fi
 840                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
 841                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
 842                  fi
 843                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
 844                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
 845                  fi
 846                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
 847                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
 848                  fi
 849                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
 850                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
 851                  fi
 852                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
 853                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
 854                  fi
 855                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
 856                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
 857                  fi
 858                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
 859                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
 860                  fi
 861                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
 862                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
 863                  fi
 864                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
 865                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
 866                  fi
 867                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
 868                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
 869                  fi
 870                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
 871                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
 872                  fi
 873                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
 874                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
 875                  fi
 876                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
 877                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
 878                  fi
 879                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
 880                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
 881                  else
 882                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
 883                  fi
 884                 :
 885                 fi
 886 esac
 887
 888 case $AFS_SYSNAME in
 889         *_darwin*)
 890                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
 891                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
 892                 dnl the test below fails on darwin, even if the CPPFLAGS below
 893                 dnl are added. the headers from Kernel.framework must be used
 894                 dnl when KERNEL is defined.
 895
 896                 dnl really, such a thing isn't guaranteed to work on any
 897                 dnl platform until the kernel cflags from MakefileProto are
 898                 dnl known to configure
 899                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
 900                 ;;
 901         *)
 902 AC_MSG_CHECKING(for definition of struct buf)
 903 dnl save_CPPFLAGS="$CPPFLAGS"
 904 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
 905 AC_CACHE_VAL(ac_cv_have_struct_buf, [
 906         ac_cv_have_struct_buf=no
 907         AC_TRY_COMPILE(
 908                 [#include <sys/buf.h>],
 909                 [struct buf x;
 910                 printf("%d\n", sizeof(x));],
 911                 ac_cv_have_struct_buf=yes,)
 912         ]
 913 )
 914 dnl CPPFLAGS="$save_CPPFLAGS"
 915 AC_MSG_RESULT($ac_cv_have_struct_buf)
 916 if test "$ac_cv_have_struct_buf" = yes; then
 917         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
 918 fi
 919 ;;
 920 esac
 921
 922
 923 AC_CACHE_VAL(ac_cv_sockaddr_len,
 924 [
 925 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
 926 AC_TRY_COMPILE( [#include <sys/types.h>
 927 #include <sys/socket.h>],
 928 [struct sockaddr *a;
 929 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
 930 AC_MSG_RESULT($ac_cv_sockaddr_len)])
 931 if test "$ac_cv_sockaddr_len" = "yes"; then
 932    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
 933 fi
 934 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
 935         echo Skipping library tests because they confuse Irix.
 936 else
 937   AC_CHECK_FUNCS(socket)
 938
 939   if test "$ac_cv_func_socket" = no; then
 940     for lib in socket inet; do
 941         if test "$HAVE_SOCKET" != 1; then
 942                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
 943         fi
 944     done
 945   fi
 946
 947   AC_CHECK_FUNCS(connect)
 948
 949   if test "$ac_cv_func_connect" = no; then
 950     for lib in nsl; do
 951         if test "$HAVE_CONNECT" != 1; then
 952                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
 953         fi
 954     done
 955   fi
 956
 957   AC_CHECK_FUNCS(gethostbyname)
 958   if test "$ac_cv_func_gethostbyname" = no; then
 959         for lib in dns nsl resolv; do
 960           if test "$HAVE_GETHOSTBYNAME" != 1; then
 961             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
 962           fi
 963         done
 964   fi
 965
 966   dnl darwin wants it, aix hates it
 967   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
 968   AC_TRY_COMPILE([
 969   #include <stdlib.h>
 970   #include <stdio.h>
 971   #include <sys/types.h>
 972   #include <sys/socket.h>
 973   #include <netinet/in.h>
 974   #include <arpa/inet.h>
 975   #include <arpa/nameser.h>
 976   #include <arpa/nameser_compat.h>
 977   #include <resolv.h>
 978   ], [static int i; i = 0;],
 979   [AC_MSG_RESULT(yes)
 980    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H)],
 981   [AC_MSG_RESULT(no)
 982    ])
 983
 984   openafs_save_libs="$LIBS"
 985   AC_MSG_CHECKING([for res_search])
 986   AC_FUNC_RES_SEARCH
 987
 988   if test "$ac_cv_func_res_search" = no; then
 989       for lib in dns nsl resolv; do
 990         if test "$ac_cv_func_res_search" != yes; then
 991           LIBS="-l$lib $LIBS"
 992           AC_FUNC_RES_SEARCH
 993           LIBS="$openafs_save_libs"
 994         fi
 995       done
 996       if test "$ac_cv_func_res_search" = yes; then
 997         LIB_res_search="-l$lib"
 998         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
 999         AC_MSG_RESULT([yes, in lib$lib])
1000       else
1001         AC_MSG_RESULT(no)
1002       fi
1003   else
1004     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1005     AC_MSG_RESULT(yes)
1006   fi
1007
1008 fi
1009
1010 PTHREAD_LIBS=error
1011 if test "x$MKAFS_OSTYPE" = OBSD; then
1012         PTHREAD_LIBS="-pthread"
1013 fi
1014 if test "x$PTHREAD_LIBS" = xerror; then
1015         AC_CHECK_LIB(pthread, pthread_attr_init,
1016                 PTHREAD_LIBS="-lpthread")
1017 fi
1018 if test "x$PTHREAD_LIBS" = xerror; then
1019         AC_CHECK_LIB(pthreads, pthread_attr_init,
1020                 PTHREAD_LIBS="-lpthreads")
1021 fi
1022 if test "x$PTHREAD_LIBS" = xerror; then
1023         AC_CHECK_LIB(c_r, pthread_attr_init,
1024                 PTHREAD_LIBS="-lc_r")
1025 fi
1026 if test "x$PTHREAD_LIBS" = xerror; then
1027         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1028 fi
1029 if test "x$PTHREAD_LIBS" = xerror; then
1030         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1031         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1032                 PTHREAD_LIBS="-lpthread")
1033 fi
1034 if test "x$PTHREAD_LIBS" = xerror; then
1035         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1036 fi
1037 AC_SUBST(PTHREAD_LIBS)
1038
1039 WITH_OBSOLETE=NO
1040 if test "$enable_obsolete" = "yes"; then
1041         WITH_OBSOLETE=YES
1042 fi
1043
1044 HOST_CPU="$host_cpu"
1045
1046 if test "x$with_bsd_kernel_headers" != "x"; then
1047         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1048 else
1049         BSD_KERNEL_PATH="/usr/src/sys"
1050 fi
1051
1052 if test "x$with_bsd_kernel_build" != "x"; then
1053         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1054 else
1055         case $AFS_SYSNAME in
1056                 *_fbsd_4?)
1057                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1058                         ;;
1059                 *_fbsd_*)
1060                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1061                         ;;
1062         esac
1063 fi
1064
1065 # Fast restart
1066 if test "$enable_supergroups" = "yes"; then
1067         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1068 fi
1069
1070 if test "$enable_fast_restart" = "yes"; then
1071         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1072 fi
1073
1074 if test "$enable_bitmap_later" = "yes"; then
1075         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1076 fi
1077
1078 if test "$enable_demand_attach_fs" = "yes"; then
1079         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1080         DEMAND_ATTACH="yes"
1081 else
1082         DEMAND_ATTACH="no"
1083 fi
1084 AC_SUBST(DEMAND_ATTACH)
1085
1086 if test "$enable_unix_sockets" = "yes"; then
1087         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1088         USE_UNIX_SOCKETS="yes"
1089 else
1090         USE_UNIX_SOCKETS="no"
1091 fi
1092 AC_SUBST(USE_UNIX_SOCKETS)
1093
1094 if test "$enable_fast_restart" = "yes" &&
1095    test "$enable_demand_attach_fs" = "yes" ; then
1096         AC_MSG_ERROR([The Demand Attach and Fast Restart extensions are mutually exclusive.  Demand Attach fileservers automatically salvage volumes in the background, thereby making Fast Restart pointless.])
1097         exit 1
1098 fi
1099
1100 if test "$enable_full_vos_listvol_switch" = "yes"; then
1101         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1102 fi
1103
1104 if test "$enable_bos_restricted_mode" = "yes"; then
1105         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1106 fi
1107
1108 if test "$enable_bos_new_config" = "yes"; then
1109         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1110 fi
1111
1112 if test "$enable_largefile_fileserver" = "yes"; then
1113         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1114 fi
1115
1116 if test "$enable_namei_fileserver" = "yes"; then
1117         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1118 fi
1119
1120 if test "$enable_afsdb" = "yes"; then
1121         LIB_AFSDB="$LIB_res_search"
1122         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1123 fi
1124
1125 dnl check for tivoli
1126 AC_MSG_CHECKING(for tivoli tsm butc support)
1127 XBSA_CFLAGS=""
1128 if test "$enable_tivoli_tsm" = "yes"; then
1129         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1130         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1131
1132         if test -r "$XBSADIR1/xbsa.h"; then
1133                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1134                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1135         elif test -r "$XBSADIR2/xbsa.h"; then
1136                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1137                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1138         else
1139                 AC_MSG_RESULT([no, missing xbsa.h header file])
1140         fi
1141 else
1142         AC_MSG_RESULT([no])
1143 fi
1144 AC_SUBST(XBSA_CFLAGS)
1145
1146 dnl checks for header files.
1147 AC_HEADER_STDC
1148 AC_HEADER_SYS_WAIT
1149 AC_HEADER_DIRENT
1150 AC_CHECK_HEADERS(stdlib.h string.h unistd.h fcntl.h sys/time.h sys/file.h)
1151 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1152 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1153 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h)
1154 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1155 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h)
1156
1157 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1158         HAVE_PAM="yes"
1159 else
1160         HAVE_PAM="no"
1161 fi
1162 AC_SUBST(HAVE_PAM)
1163
1164 if test "$enable_login" = yes; then
1165         BUILD_LOGIN="yes"
1166 else
1167         BUILD_LOGIN="no"
1168 fi
1169 AC_SUBST(BUILD_LOGIN)
1170
1171 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1172 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1173 AC_CHECK_FUNCS(setvbuf)
1174 AC_FUNC_SETVBUF_REVERSED
1175 AC_CHECK_FUNCS(regcomp regexec regerror)
1176 AC_MSG_CHECKING([for POSIX regex library])
1177 if test "$ac_cv_header_regex_h" = "yes" && \
1178         test "$ac_cv_func_regcomp" = "yes" && \
1179         test "$ac_cv_func_regexec" = "yes" && \
1180         test "$ac_cv_func_regerror" = "yes"; then
1181     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1182     AC_MSG_RESULT(yes)
1183 else
1184     AC_MSG_RESULT(no)
1185 fi
1186
1187 AC_CHECK_TYPE(ssize_t, int)
1188 AC_SIZEOF_TYPE(long)
1189
1190 AC_MSG_CHECKING(size of time_t)
1191 AC_CACHE_VAL(ac_cv_sizeof_time_t,
1192 [AC_TRY_RUN([#include <stdio.h>
1193 #include <time.h>
1194 main()
1195 {
1196   FILE *f=fopen("conftestval", "w");
1197   if (!f) exit(1);
1198   fprintf(f, "%d\n", sizeof(time_t));
1199   exit(0);
1200 }], ac_cv_sizeof_time_t=`cat conftestval`, ac_cv_sizeof_time_t=0)
1201 ])
1202 AC_MSG_RESULT($ac_cv_sizeof_time_t)
1203 AC_DEFINE_UNQUOTED(SIZEOF_TIME_T, $ac_cv_sizeof_time_t)
1204
1205 AC_CHECK_FUNCS(timegm)
1206 AC_CHECK_FUNCS(daemon)
1207
1208 dnl Directory PATH handling
1209 if test "x$enable_transarc_paths" = "xyes"  ; then
1210     afsconfdir=${afsconfdir=/usr/afs/etc}
1211     viceetcdir=${viceetcdir=/usr/vice/etc}
1212     afskerneldir=${afskerneldir=${viceetcdir}}
1213     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1214     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1215     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1216     afsdbdir=${afsdbdir=/usr/afs/db}
1217     afslogsdir=${afslogsdir=/usr/afs/logs}
1218     afslocaldir=${afslocaldir=/usr/afs/local}
1219     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1220     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1221 else
1222     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1223     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1224     afskerneldir=${afskerneldir='${libdir}/openafs'}
1225     afssrvbindir=${afssrvbindir='${bindir}'}
1226     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1227     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1228     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1229     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1230     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1231     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1232     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1233 fi
1234 AC_SUBST(afsconfdir)
1235 AC_SUBST(viceetcdir)
1236 AC_SUBST(afskerneldir)
1237 AC_SUBST(afssrvbindir)
1238 AC_SUBST(afssrvsbindir)
1239 AC_SUBST(afssrvlibexecdir)
1240 AC_SUBST(afsdbdir)
1241 AC_SUBST(afslogsdir)
1242 AC_SUBST(afslocaldir)
1243 AC_SUBST(afsbackupdir)
1244 AC_SUBST(afsbosconfigdir)
1245
1246 if test "x$enable_kernel_module" = "xyes"; then
1247 ENABLE_KERNEL_MODULE=libafs
1248 fi
1249
1250 AC_SUBST(AFS_SYSNAME)
1251 AC_SUBST(AFS_PARAM_COMMON)
1252 AC_SUBST(ENABLE_KERNEL_MODULE)
1253 AC_SUBST(LIB_AFSDB)
1254 AC_SUBST(LINUX_KERNEL_PATH)
1255 AC_SUBST(HOST_CPU)
1256 AC_SUBST(BSD_KERNEL_PATH)
1257 AC_SUBST(BSD_KERNEL_BUILD)
1258 AC_SUBST(LINUX_VERSION)
1259 AC_SUBST(MKAFS_OSTYPE)
1260 AC_SUBST(TOP_OBJDIR)
1261 AC_SUBST(TOP_SRCDIR)
1262 AC_SUBST(TOP_INCDIR)
1263 AC_SUBST(TOP_LIBDIR)
1264 AC_SUBST(DEST)
1265 AC_SUBST(WITH_OBSOLETE)
1266 AC_SUBST(DARWIN_INFOFILE)
1267 AC_SUBST(IRIX_BUILD_IP35)
1268
1269 OPENAFS_OSCONF
1270 OPENAFS_KRB5CONF
1271
1272 TOP_SRCDIR="${srcdir}/src"
1273 dnl
1274 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1275 dnl
1276 case $TOP_SRCDIR in
1277         /*)
1278                 ;;
1279         *)
1280                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1281                 ;;
1282 esac
1283
1284 TOP_OBJDIR="${SRCDIR_PARENT}"
1285 TOP_INCDIR="${SRCDIR_PARENT}/include"
1286 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1287 if test "${DEST}x" = "x"; then
1288         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1289 fi
1290
1291 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1292 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1293 AC_SUBST(HELPER_SPLINT)
1294 AC_SUBST(HELPER_SPLINTCFG)
1295
1296 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1297
1298 ])