acinclude.m4

   1 dnl This file contains the common configuration code which would
   2 dnl otherwise be duplicated between configure and configure-libafs.
   3 dnl
   4 dnl NB: Because this code is a macro, references to positional shell
   5 dnl parameters must be done like $[]1 instead of $1
   6
   7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
   8 AH_BOTTOM([
   9 #undef HAVE_RES_SEARCH
  10 #undef STRUCT_SOCKADDR_HAS_SA_LEN
  11 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
  12 # if ENDIANESS_IN_SYS_PARAM_H
  13 #  ifndef KERNEL
  14 #   include <sys/types.h>
  15 #   include <sys/param.h>
  16 #   if BYTE_ORDER == BIG_ENDIAN
  17 #   define WORDS_BIGENDIAN 1
  18 #   endif
  19 #  else
  20 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
  21 #    define WORDS_BIGENDIAN 1
  22 #   else
  23 #    undef WORDS_BIGENDIAN
  24 #   endif
  25 #  endif
  26 # else
  27 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
  28 #   define WORDS_BIGENDIAN 1
  29 #  else
  30 #   undef WORDS_BIGENDIAN
  31 #  endif
  32 # endif
  33 #else
  34 # if defined(__BIG_ENDIAN__)
  35 #  define WORDS_BIGENDIAN 1
  36 # else
  37 #  undef WORDS_BIGENDIAN
  38 # endif
  39 #endif
  40 #ifdef UKERNEL
  41 /*
  42  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
  43  * play nice with some other interfaces like FUSE. We technically only would
  44  * need to define this when building for such interfaces, but set it always to
  45  * try and reduce potential confusion.
  46  */
  47 #define _FILE_OFFSET_BITS 64
  48 #define AFS_CACHE_VNODE_PATH
  49 #endif
  50
  51 #undef AFS_NAMEI_ENV
  52 #undef BITMAP_LATER
  53 #undef FAST_RESTART
  54 #undef DEFINED_FOR_EACH_PROCESS
  55 #undef DEFINED_PREV_TASK
  56 #undef EXPORTED_SYS_CALL_TABLE
  57 #undef EXPORTED_IA32_SYS_CALL_TABLE
  58 #undef IRIX_HAS_MEM_FUNCS
  59 #undef RECALC_SIGPENDING_TAKES_VOID
  60 #undef STRUCT_FS_HAS_FS_ROLLED
  61 #undef ssize_t
  62 /* glue for RedHat kernel bug */
  63 #undef ENABLE_REDHAT_BUILDSYS
  64 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
  65 #include "redhat-fix.h"
  66 #endif])
  67
  68 AC_CANONICAL_HOST
  69 SRCDIR_PARENT=`pwd`
  70
  71 #BOZO_SAVE_CORES pam
  72
  73 dnl System identity.
  74 AC_ARG_WITH([afs-sysname],
  75     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
  76
  77 dnl General feature options.
  78 AC_ARG_ENABLE([pam],
  79     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
  80     ,
  81     [enable_pam="yes"])
  82 AC_ARG_ENABLE([namei-fileserver],
  83     [AS_HELP_STRING([--enable-namei-fileserver],
  84         [force compilation of namei fileserver in preference to inode
  85          fileserver])],
  86     ,
  87     [enable_namei_fileserver="default"])
  88 AC_ARG_ENABLE([supergroups],
  89     [AS_HELP_STRING([--enable-supergroups],
  90         [enable support for nested pts groups])],
  91     ,
  92     [enable_supergroups="no"])
  93 AC_ARG_ENABLE([bitmap-later],
  94     [AS_HELP_STRING([--enable-bitmap-later],
  95         [enable fast startup of file server by not reading bitmap till
  96          needed])],
  97     ,
  98     [enable_bitmap_later="no"])
  99 AC_ARG_ENABLE([unix-sockets],
 100     [AS_HELP_STRING([--disable-unix-sockets],
 101         [disable use of unix domain sockets for fssync (defaults to enabled)])],
 102     ,
 103     [enable_unix_sockets="yes"])
 104 AC_ARG_ENABLE([tivoli-tsm],
 105     [AS_HELP_STRING([--enable-tivoli-tsm],
 106         [enable use of the Tivoli TSM API libraries for butc support])],
 107     ,
 108     [enable_tivoli_tsm="no"])
 109 AC_ARG_ENABLE([pthreaded-ubik],
 110     [AS_HELP_STRING([--enable-pthreaded-ubik],
 111         [enable installation of pthreaded ubik applications (defaults to
 112          disabled)])],
 113     ,
 114     [enable_pthreaded_ubik="no"])
 115
 116 dnl Kernel module build options.
 117 AC_ARG_WITH([linux-kernel-headers],
 118     [AS_HELP_STRING([--with-linux-kernel-headers=path],
 119         [use the kernel headers found at path (optional, defaults to
 120          /usr/src/linux-2.4, then /usr/src/linux)])])
 121 AC_ARG_WITH([linux-kernel-build],
 122     [AS_HELP_STRING([--with-linux-kernel-build=path],
 123         [use the kernel build found at path(optional, defaults to
 124         /usr/src/linux-2.4, then /usr/src/linux)])])
 125 AC_ARG_WITH([bsd-kernel-headers],
 126     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
 127         [use the kernel headers found at path (optional, defaults to
 128          /usr/src/sys)])])
 129 AC_ARG_WITH([bsd-kernel-build],
 130     [AS_HELP_STRING([--with-bsd-kernel-build=path],
 131         [use the kernel build found at path (optional, defaults to
 132          KSRC/i386/compile/GENERIC)])])
 133 AC_ARG_WITH([linux-kernel-packaging],
 134     [AS_HELP_STRING([--with-linux-kernel-packaging],
 135         [use standard naming conventions to aid Linux kernel build packaging
 136          (disables MPS, sets the kernel module name to openafs.ko, and
 137          installs kernel modules into the standard Linux location)])],
 138     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
 139      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
 140     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
 141 AC_ARG_ENABLE([kernel-module],
 142     [AS_HELP_STRING([--disable-kernel-module],
 143         [disable compilation of the kernel module (defaults to enabled)])],
 144     ,
 145     [enable_kernel_module="yes"])
 146 AC_ARG_ENABLE([redhat-buildsys],
 147     [AS_HELP_STRING([--enable-redhat-buildsys],
 148         [enable compilation of the redhat build system kernel (defaults to
 149          disabled)])],
 150     ,
 151     [enable_redhat_buildsys="no"])
 152
 153 dnl Installation locations.
 154 AC_ARG_ENABLE([transarc-paths],
 155     [AS_HELP_STRING([--enable-transarc-paths],
 156         [use Transarc style paths like /usr/afs and /usr/vice])],
 157     ,
 158     [enable_transarc_paths="no"])
 159
 160 dnl Optimization and debugging flags.
 161 AC_ARG_ENABLE([strip-binaries],
 162     [AS_HELP_STRING([--disable-strip-binaries],
 163         [disable stripping of symbol information from binaries (defaults to
 164          enabled)])],
 165     ,
 166     [enable_strip_binaries="maybe"])
 167 AC_ARG_ENABLE([debug],
 168     [AS_HELP_STRING([--enable-debug],
 169         [enable compilation of the user space code with debugging information
 170          (defaults to disabled)])],
 171     ,
 172     [enable_debug="no"])
 173 AC_ARG_ENABLE([optimize],
 174     [AS_HELP_STRING([--disable-optimize],
 175         [disable optimization for compilation of the user space code (defaults
 176          to enabled)])],
 177     ,
 178     [enable_optimize="yes"])
 179 AC_ARG_ENABLE([warnings],
 180     [AS_HELP_STRING([--enable-warnings],
 181         [enable compilation warnings when building with gcc (defaults to
 182          disabled)])],
 183     ,
 184     [enable_warnings="no"])
 185 AC_ARG_ENABLE([checking],
 186     [AS_HELP_STRING([--enable-checking],
 187         [turn compilation warnings into errors when building with gcc (defaults
 188          to disabled)])],
 189     [enable_checking="$enableval"],
 190     [enable_checking="no"])
 191 AC_ARG_ENABLE([debug-kernel],
 192     [AS_HELP_STRING([--enable-debug-kernel],
 193         [enable compilation of the kernel module with debugging information
 194          (defaults to disabled)])],
 195     ,
 196     [enable_debug_kernel="no"])
 197 AC_ARG_ENABLE([optimize-kernel],
 198     [AS_HELP_STRING([--disable-optimize-kernel],
 199         [disable compilation of the kernel module with optimization (defaults
 200          based on platform)])],
 201     ,
 202     [enable_optimize_kernel="yes"])
 203 AC_ARG_ENABLE([debug-lwp],
 204     [AS_HELP_STRING([--enable-debug-lwp],
 205         [enable compilation of the LWP code with debugging information
 206          (defaults to disabled)])],
 207     ,
 208     [enable_debug_lwp="no"])
 209 AC_ARG_ENABLE([optimize-lwp],
 210     [AS_HELP_STRING([--disable-optimize-lwp],
 211         [disable optimization for compilation of the LWP code (defaults to
 212          enabled)])],
 213     ,
 214     [enable_optimize_lwp="yes"])
 215 AC_ARG_ENABLE([debug-pam],
 216     [AS_HELP_STRING([--enable-debug-pam],
 217         [enable compilation of the PAM code with debugging information
 218          (defaults to disabled)])],
 219     ,
 220     [enable_debug_pam="no"])
 221 AC_ARG_ENABLE([optimize-pam],
 222     [AS_HELP_STRING([--disable-optimize-pam],
 223         [disable optimization for compilation of the PAM code (defaults to
 224          enabled)])],
 225     ,
 226     [enable_optimize_pam="yes"])
 227 AC_ARG_ENABLE([linux-syscall-probing],
 228     [AS_HELP_STRING([--enable-linux-syscall-probing],
 229         [enable Linux syscall probing (defaults to autodetect)])],
 230     ,
 231     [enable_linux_syscall_probing="maybe"])
 232
 233
 234 AC_ARG_WITH([xslt-processor],
 235         AS_HELP_STRING([--with-xslt-processor=ARG],
 236         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
 237         XSLTPROC="$withval",
 238         XSLTPROC="libxslt")
 239
 240 AC_ARG_WITH([html-xsl],
 241         AS_HELP_STRING([--with-html-xsl],
 242         [build HTML documentation using Norman Walsh's DocBook XSL stylesheets (default is no; specify a path to chunk.xsl or docbook.xsl)]),
 243         HTML_XSL="$withval",
 244         HTML_XSL=no)
 245
 246 enable_login="no"
 247
 248 dnl weird ass systems
 249 dnl AC_AIX
 250 AC_ISC_POSIX
 251 dnl AC_MINIX
 252
 253 dnl Various compiler setup.
 254 AC_TYPE_PID_T
 255 AC_TYPE_SIZE_T
 256
 257 dnl Checks for programs.
 258 AC_PROG_INSTALL
 259 AC_PROG_LN_S
 260 AC_PROG_RANLIB
 261 AC_PROG_YACC
 262 AM_PROG_LEX
 263 dnl if we are flex, be lex-compatible
 264 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
 265
 266 OPENAFS_FORCE_ABS_INSTALL
 267 OPENAFS_CHECK_BIGENDIAN
 268 OPENAFS_PRINTF_TAKES_Z_LEN
 269
 270 AC_MSG_CHECKING(your OS)
 271 system=$host
 272 case $system in
 273         *-linux*)
 274
 275                 MKAFS_OSTYPE=LINUX
 276                 if test "x$enable_redhat_buildsys" = "xyes"; then
 277                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 278                 fi
 279                 if test "x$enable_kernel_module" = "xyes"; then
 280                  if test "x$with_linux_kernel_headers" != "x"; then
 281                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 282                  else
 283                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 284                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 285                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 286                    fi
 287                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 288                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 289                    fi
 290                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 291                      LINUX_KERNEL_PATH="/usr/src/linux"
 292                    fi
 293                  fi
 294                  if test "x$with_linux_kernel_build" != "x"; then
 295                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 296                  else
 297                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 298                  fi
 299                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
 300                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 301                    LINUX_VERSION="$linux_kvers"
 302                  else
 303                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 304                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 305                      LINUX_VERSION="$linux_kvers"
 306                    else
 307                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 308                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 309                        if test "x$linux_kvers" = "x"; then
 310                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 311                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 312                            if test "x$linux_kvers" = "x"; then
 313                              AC_MSG_ERROR(Linux headers lack version definition [2])
 314                              exit 1
 315                            else
 316                              LINUX_VERSION="$linux_kvers"
 317                            fi
 318                          else
 319                            AC_MSG_ERROR(Linux headers lack version definition)
 320                            exit 1
 321                          fi
 322                        else
 323                          LINUX_VERSION="$linux_kvers"
 324                        fi
 325                      else
 326                        enable_kernel_module="no"
 327                      fi
 328                    fi
 329                  fi
 330                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
 331                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 332                      enable_kernel_module="no"
 333                  fi
 334                  if test "x$enable_kernel_module" = "xno"; then
 335                   if test "x$with_linux_kernel_headers" != "x"; then
 336                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 337                    exit 1
 338                   else
 339                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 340                   fi
 341                  fi
 342                  dnl do we need to determine SUBARCH from autoconf.h
 343                  SUBARCH=default
 344                 fi
 345                 AC_MSG_RESULT(linux)
 346                 if test "x$enable_kernel_module" = "xyes"; then
 347                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 348                  if test "x${AFS_SYSKVERS}" = "x"; then
 349                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 350                  fi
 351                 fi
 352                 ;;
 353         *-solaris*)
 354                 MKAFS_OSTYPE=SOLARIS
 355                 AC_MSG_RESULT(sun4)
 356                 AC_PATH_PROG(SOLARISCC, [cc], ,
 357                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin])
 358                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 359                 SOLARIS_FS_HAS_FS_ROLLED
 360                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
 361                 ;;
 362         *-sunos*)
 363                 MKAFS_OSTYPE=SUNOS
 364                 enable_kernel_module=no
 365                 AC_MSG_RESULT(sun4)
 366                 ;;
 367         *-hpux*)
 368                 MKAFS_OSTYPE=HPUX
 369                 AC_MSG_RESULT(hp_ux)
 370                 if test -f "/usr/old/usr/include/ndir.h"; then
 371                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 372                 fi
 373                 ;;
 374         *-irix*)
 375                 if test -d /usr/include/sys/SN/SN1; then
 376                  IRIX_BUILD_IP35="IP35"
 377                 fi
 378                 MKAFS_OSTYPE=IRIX
 379                 AC_MSG_RESULT(sgi)
 380                 ;;
 381         *-aix*)
 382                 MKAFS_OSTYPE=AIX
 383                 AC_MSG_RESULT(rs_aix)
 384                 ;;
 385         arm-*-darwin*)
 386                 MKAFS_OSTYPE=DARWIN
 387                 AC_MSG_RESULT(arm_darwin)
 388                 ;;
 389         powerpc-*-darwin*)
 390                 MKAFS_OSTYPE=DARWIN
 391                 AC_MSG_RESULT(ppc_darwin)
 392                 ;;
 393         i386-*-darwin*)
 394                 MKAFS_OSTYPE=DARWIN
 395                 AC_MSG_RESULT(x86_darwin)
 396                 ;;
 397         x86_64-*-darwin*)
 398                 MKAFS_OSTYPE=DARWIN
 399                 AC_MSG_RESULT(x86_darwin)
 400                 ;;
 401         i386-*-freebsd*)
 402                 MKAFS_OSTYPE=FBSD
 403                 AC_MSG_RESULT(i386_fbsd)
 404                 ;;
 405         x86_64-*-freebsd*)
 406                 MKAFS_OSTYPE=FBSD
 407                 AC_MSG_RESULT(amd64_fbsd)
 408                 ;;
 409         *-netbsd*)
 410                 MKAFS_OSTYPE=NBSD
 411                 AC_MSG_RESULT(nbsd)
 412                 ;;
 413         x86_64-*-openbsd*)
 414                 MKAFS_OSTYPE=OBSD
 415                 AC_MSG_RESULT(amd64_obsd)
 416                 ;;
 417         i386-*-openbsd*)
 418                 MKAFS_OSTYPE=OBSD
 419                 AC_MSG_RESULT(i386_obsd)
 420                 ;;
 421         *-dragonfly*)
 422                 MKAFS_OSTYPE=DFBSD
 423                 AC_MSG_RESULT(i386_dfbsd)
 424                 ;;
 425         *)
 426                 AC_MSG_RESULT($system)
 427                 ;;
 428 esac
 429
 430 if test "x$with_afs_sysname" != "x"; then
 431         AFS_SYSNAME="$with_afs_sysname"
 432 else
 433         AC_MSG_CHECKING(your AFS sysname)
 434         case $host in
 435                 i?86-*-openbsd?.?)
 436                         v=${host#*openbsd}
 437                         vM=${v%.*}
 438                         vm=${v#*.}
 439                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 440                         ;;
 441                 sparc64-*-openbsd?.?)
 442                         v=${host#*openbsd}
 443                         vM=${v%.*}
 444                         vm=${v#*.}
 445                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 446                         ;;
 447                 x86_64-*-openbsd?.?)
 448                         v=${host#*openbsd}
 449                         vM=${v%.*}
 450                         vm=${v#*.}
 451                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
 452                         ;;
 453                 i?86-*-freebsd?.*)
 454                         v=${host#*freebsd}
 455                         vM=${v%.*}
 456                         vm=${v#*.}
 457                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 458                         ;;
 459                 x86_64-*-freebsd?.*)
 460                         v=${host#*freebsd}
 461                         vM=${v%.*}
 462                         vm=${v#*.}
 463                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 464                         ;;
 465                 i386-*-dragonfly?.*)
 466                         v=${host#*dragonfly}
 467                         vM=${v%.*}
 468                         vm=${v#*.}
 469                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
 470                         ;;
 471                 i?86-*-netbsd*1.6[[M-Z]]*)
 472                         AFS_SYSNAME="i386_nbsd20"
 473                         ;;
 474                 powerpc-*-netbsd*1.6[[M-Z]]*)
 475                         AFS_SYSNAME="ppc_nbsd20"
 476                         ;;
 477                 *-*-netbsd*)
 478                         arch=${host%%-unknown*}
 479                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
 480                                                -e 's/powerpc/ppc/g')
 481                         v=${host#*netbsd}
 482                         v=${v#*aout}
 483                         v=${v#*ecoff}
 484                         v=${v#*elf}
 485                         vM=${v%%.*}
 486                         vM=${vM%.*}
 487                         v=${v#*.}
 488                         vm=${v%%.*}
 489                         vm=${vm%.*}
 490                         vm=${vm%%[[_A-Z]]*}
 491                         if test $vm -eq 99 ; then
 492                                 vM=$((vM+1))
 493                         fi
 494                         if test $vM -gt 1 ; then
 495                                 vm=0
 496                         fi
 497                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
 498                         ;;
 499                 hppa*-hp-hpux11.0*)
 500                         AFS_SYSNAME="hp_ux110"
 501                         ;;
 502                 hppa*-hp-hpux11.11)
 503                         AFS_SYSNAME="hp_ux11i"
 504                         ;;
 505                 hppa*-hp-hpux11.23)
 506                         AFS_SYSNAME="hp_ux1123"
 507                         ;;
 508                 ia64-hp-hpux11.22)
 509                         AFS_SYSNAME="ia64_hpux1122"
 510                         ;;
 511                 ia64-hp-hpux*)
 512                         AFS_SYSNAME="ia64_hpux1123"
 513                         ;;
 514                 hppa*-hp-hpux10*)
 515                         AFS_SYSNAME="hp_ux102"
 516                         ;;
 517                 powerpc-apple-darwin7*)
 518                         AFS_SYSNAME="ppc_darwin_70"
 519                         OSXSDK="macosx10.3"
 520                         ;;
 521                 powerpc-apple-darwin8.*)
 522                         AFS_SYSNAME="ppc_darwin_80"
 523                         OSXSDK="macosx10.4"
 524                         ;;
 525                 i386-apple-darwin8.*)
 526                         AFS_SYSNAME="x86_darwin_80"
 527                         OSXSDK="macosx10.4"
 528                         ;;
 529                 powerpc-apple-darwin9.*)
 530                         AFS_SYSNAME="ppc_darwin_90"
 531                         OSXSDK="macosx10.5"
 532                         ;;
 533                 i386-apple-darwin9.*)
 534                         AFS_SYSNAME="x86_darwin_90"
 535                         OSXSDK="macosx10.5"
 536                         ;;
 537                 i?86-apple-darwin10.*)
 538                         AFS_SYSNAME="x86_darwin_100"
 539                         OSXSDK="macosx10.6"
 540                         ;;
 541                 x86_64-apple-darwin10.*)
 542                         AFS_SYSNAME="x86_darwin_100"
 543                         OSXSDK="macosx10.6"
 544                         ;;
 545                 arm-apple-darwin10.*)
 546                         AFS_SYSNAME="arm_darwin_100"
 547                         OSXSDK="iphoneos4.0"
 548                         ;;
 549                 x86_64-apple-darwin11.*)
 550                         AFS_SYSNAME="x86_darwin_110"
 551                         OSXSDK="macosx10.7"
 552                         ;;
 553                 i?86-apple-darwin11.*)
 554                         AFS_SYSNAME="x86_darwin_110"
 555                         OSXSDK="macosx10.7"
 556                         ;;
 557                 sparc-sun-solaris2.5*)
 558                         AFS_SYSNAME="sun4x_55"
 559                         enable_login="yes"
 560                         ;;
 561                 sparc-sun-solaris2.6)
 562                         AFS_SYSNAME="sun4x_56"
 563                         ;;
 564                 sparc-sun-solaris2.7)
 565                         AFS_SYSNAME="sun4x_57"
 566                         ;;
 567                 sparc-sun-solaris2.8)
 568                         AFS_SYSNAME="sun4x_58"
 569                         ;;
 570                 sparc-sun-solaris2.9)
 571                         AFS_SYSNAME="sun4x_59"
 572                         ;;
 573                 sparc-sun-solaris2.10)
 574                         AFS_SYSNAME="sun4x_510"
 575                         ;;
 576                 sparc-sun-solaris2.11)
 577                         AFS_SYSNAME="sun4x_511"
 578                         ;;
 579                 sparc-sun-sunos4*)
 580                         AFS_SYSNAME="sun4_413"
 581                         enable_login="yes"
 582                         ;;
 583                 i386-pc-solaris2.7)
 584                         AFS_SYSNAME="sunx86_57"
 585                         ;;
 586                 i386-pc-solaris2.8)
 587                         AFS_SYSNAME="sunx86_58"
 588                         ;;
 589                 i386-pc-solaris2.9)
 590                         AFS_SYSNAME="sunx86_59"
 591                         ;;
 592                 i386-pc-solaris2.10)
 593                         AFS_SYSNAME="sunx86_510"
 594                         ;;
 595                 i386-pc-solaris2.11)
 596                         AFS_SYSNAME="sunx86_511"
 597                         ;;
 598                 alpha*-dec-osf4.0*)
 599                         AFS_SYSNAME="alpha_dux40"
 600                         ;;
 601                 alpha*-dec-osf5.0*)
 602                         AFS_SYSNAME="alpha_dux50"
 603                         ;;
 604                 alpha*-dec-osf5.1*)
 605                         AFS_SYSNAME="alpha_dux51"
 606                         ;;
 607                 mips-sgi-irix6.5)
 608                         AFS_SYSNAME="sgi_65"
 609                         ;;
 610                 ia64-*-linux*)
 611                         AFS_SYSNAME="ia64_linuxXX"
 612                         ;;
 613                 powerpc-*-linux*)
 614                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 615                         ;;
 616                 powerpc64-*-linux*)
 617                         AFS_SYSNAME="ppc64_linuxXX"
 618                         ;;
 619                 alpha*-linux*)
 620                         AFS_SYSNAME="alpha_linux_XX"
 621                         ;;
 622                 s390-*-linux*)
 623                         AFS_SYSNAME="s390_linuxXX"
 624                         ;;
 625                 s390x-*-linux*)
 626                         AFS_SYSNAME="s390x_linuxXX"
 627                         ;;
 628                 sparc-*-linux*)
 629                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 630                         ;;
 631                 sparc64-*-linux*)
 632                         AFS_SYSNAME="sparc64_linuxXX"
 633                         ;;
 634                 i?86-*-linux*)
 635                         AFS_SYSNAME="i386_linuxXX"
 636                         ;;
 637                 arm*-linux*)
 638                         AFS_SYSNAME="arm_linuxXX"
 639                         ;;
 640                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 641                         AFS_SYSNAME="parisc_linuxXX"
 642                         enable_pam="no"
 643                         ;;
 644                 power*-ibm-aix4.2*)
 645                         AFS_SYSNAME="rs_aix42"
 646                         enable_pam="no"
 647                         ;;
 648                 power*-ibm-aix4.3*)
 649                         AFS_SYSNAME="rs_aix42"
 650                         enable_pam="no"
 651                         ;;
 652                 power*-ibm-aix5.1*)
 653                         AFS_SYSNAME="rs_aix51"
 654                         enable_pam="no"
 655                         ;;
 656                 power*-ibm-aix5.2*)
 657                         AFS_SYSNAME="rs_aix52"
 658                         enable_pam="no"
 659                         ;;
 660                 power*-ibm-aix5.3*)
 661                         AFS_SYSNAME="rs_aix53"
 662                         enable_pam="no"
 663                         ;;
 664                 power*-ibm-aix6.1*)
 665                         AFS_SYSNAME="rs_aix61"
 666                         enable_pam="no"
 667                         ;;
 668                 x86_64-*-linux-gnu)
 669                         AFS_SYSNAME="amd64_linuxXX"
 670                         enable_pam="yes"
 671                         ;;
 672                 *)
 673                         AC_MSG_ERROR(An AFS sysname is required)
 674                         exit 1
 675                         ;;
 676         esac
 677         case $AFS_SYSNAME in
 678                 *_linux* | *_umlinux*)
 679                         if test "x${AFS_SYSKVERS}" = "x"; then
 680                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 681                         fi
 682                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 683                         AFS_SYSNAME="$_AFS_SYSNAME"
 684                         AC_TRY_KBUILD(
 685                          [],
 686                          [#ifndef CONFIG_USERMODE
 687                           #error not UML
 688                           #endif],
 689                          ac_cv_linux_is_uml=yes,)
 690                         if test "${ac_cv_linux_is_uml}" = yes; then
 691                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 692                         fi
 693                         AFS_SYSNAME="$_AFS_SYSNAME"
 694                         ;;
 695         esac
 696         AC_MSG_RESULT($AFS_SYSNAME)
 697 fi
 698
 699 case $AFS_SYSNAME in
 700         *_darwin*)
 701                 AC_CHECK_HEADERS(crt_externs.h)
 702                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
 703                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
 704                 AC_SUBST(OSXSDK)
 705                 ;;
 706 esac
 707
 708 dnl Some hosts have a separate common param file they should include.  Figure
 709 dnl out if we're on one of them now that we know the sysname.
 710 case $AFS_SYSNAME in
 711     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 712     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 713     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 714     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 715     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 716     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 717     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
 718     *_nbsd60)   AFS_PARAM_COMMON=param.nbsd60.h  ;;
 719     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
 720     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
 721     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
 722     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
 723     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
 724     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
 725     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
 726     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
 727     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
 728     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
 729     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
 730     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
 731     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
 732     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
 733     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
 734     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
 735     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
 736     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
 737     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 738     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 739     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 740 # Linux alpha adds an extra underscore for no good reason.
 741     *_linux_22) AFS_PARAM_COMMON=param.linux22.h ;;
 742     *_linux_24) AFS_PARAM_COMMON=param.linux24.h ;;
 743     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
 744 esac
 745
 746 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 747
 748                 # Add (sub-) architecture-specific paths needed by conftests
 749                 case $AFS_SYSNAME  in
 750                         *_umlinux26)
 751                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 752                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 753                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 754                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 755                 esac
 756
 757                 if test "x$enable_kernel_module" = "xyes"; then
 758                  if test "x$enable_debug_kernel" = "xno"; then
 759                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 760                  fi
 761                  OPENAFS_GCC_SUPPORTS_MARCH
 762                  AC_SUBST(P5PLUS_KOPTS)
 763                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 764                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 765                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 766                  OPENAFS_GCC_SUPPORTS_PIPE
 767                  AC_SUBST(LINUX_GCC_KOPTS)
 768
 769                  dnl Setup the kernel build environment
 770                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 771                  LINUX_KERNEL_COMPILE_WORKS
 772
 773                  dnl Check for header files
 774                  AC_CHECK_LINUX_HEADER([config.h])
 775                  AC_CHECK_LINUX_HEADER([completion.h])
 776                  AC_CHECK_LINUX_HEADER([exportfs.h])
 777                  AC_CHECK_LINUX_HEADER([freezer.h])
 778                  AC_CHECK_LINUX_HEADER([key-type.h])
 779                  AC_CHECK_LINUX_HEADER([semaphore.h])
 780                  AC_CHECK_LINUX_HEADER([seq_file.h])
 781
 782                  dnl Check for structure elements
 783                  AC_CHECK_LINUX_STRUCT([address_space_operations],
 784                                        [write_begin], [fs.h])
 785                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
 786                                        [backing-dev.h])
 787                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
 788                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
 789                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
 790                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
 791                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
 792                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
 793                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
 794                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
 795                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
 796                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
 797                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
 798                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
 799                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
 800                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
 801                                        [fs.h])
 802                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
 803                                        [fs.h])
 804                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
 805                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
 806                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
 807                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
 808                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
 809                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
 810                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
 811                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
 812                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
 813                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
 814                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 815
 816                  dnl Check for typed structure elements
 817                  AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
 818                                              [buf], [fs.h])
 819
 820                  dnl Function existence checks
 821
 822                  AC_CHECK_LINUX_FUNC([bdi_init],
 823                                      [#include <linux/backing-dev.h>],
 824                                      [bdi_init(NULL);])
 825                  AC_CHECK_LINUX_FUNC([PageChecked],
 826                                      [#include <linux/mm.h>
 827 #include <linux/page-flags.h>],
 828                                      [struct page *_page;
 829                                       int bchecked = PageChecked(_page);])
 830                  AC_CHECK_LINUX_FUNC([PageFsMisc],
 831                                      [#include <linux/mm.h>
 832 #include <linux/page-flags.h>],
 833                                      [struct page *_page;
 834                                       int bchecked = PageFsMisc(_page);])
 835                  AC_CHECK_LINUX_FUNC([current_kernel_time],
 836                                      [#include <linux/time.h>],
 837                                      [struct timespec s;
 838                                       s = current_kernel_time();])
 839                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
 840                                      [#include <linux/fs.h>],
 841                                      [d_alloc_anon(NULL);])
 842                  AC_CHECK_LINUX_FUNC([do_sync_read],
 843                                      [#include <linux/fs.h>],
 844                                      [do_sync_read(NULL, NULL, 0, NULL);])
 845                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
 846                                      [#include <linux/sched.h>],
 847                                      [pid_t p; find_task_by_pid(p);])
 848                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
 849                                      [#include <linux/fs.h>],
 850                                      [generic_file_aio_read(NULL,NULL,0,0);])
 851                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
 852                                      [#include <linux/pagemap.h>],
 853                                      [grab_cache_page_write_begin(NULL, 0, 0);])
 854                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
 855                                      [#include <linux/list.h>],
 856                                      [hlist_unhashed(0);])
 857                  AC_CHECK_LINUX_FUNC([i_size_read],
 858                                      [#include <linux/fs.h>],
 859                                      [i_size_read(NULL);])
 860                  AC_CHECK_LINUX_FUNC([inode_setattr],
 861                                      [#include <linux/fs.h>],
 862                                      [inode_setattr(NULL, NULL);])
 863                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
 864                                      [#include <linux/net.h>],
 865                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
 866                  AC_CHECK_LINUX_FUNC([page_follow_link],
 867                                      [#include <linux/fs.h>],
 868                                      [page_follow_link(0,0);])
 869                  AC_CHECK_LINUX_FUNC([page_offset],
 870                                      [#include <linux/pagemap.h>],
 871                                      [page_offset(NULL);])
 872                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
 873                                      [#include <linux/pagevec.h>],
 874                                      [__pagevec_lru_add_file(NULL);])
 875                  AC_CHECK_LINUX_FUNC([path_lookup],
 876                                      [#include <linux/fs.h>
 877                                       #include <linux/namei.h>],
 878                                      [path_lookup(NULL, 0, NULL);])
 879                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
 880                                      [#include <linux/rcupdate.h>],
 881                                      [rcu_read_lock();])
 882                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
 883                                      [#include <linux/splice.h>],
 884                                      [splice_direct_to_actor(NULL,NULL,NULL);])
 885                  AC_CHECK_LINUX_FUNC([svc_addr_in],
 886                                      [#include <linux/sunrpc/svc.h>],
 887                                      [svc_addr_in(NULL);])
 888                  AC_CHECK_LINUX_FUNC([zero_user_segments],
 889                                      [#include <linux/highmem.h>],
 890                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
 891
 892                  dnl Consequences - things which get set as a result of the
 893                  dnl                above tests
 894                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
 895                        [AC_DEFINE([AFS_NONFSTRANS], 1,
 896                                   [define to disable the nfs translator])])
 897
 898                  dnl Assorted more complex tests
 899                  LINUX_EXPORTS_PROC_ROOT_FS
 900                  LINUX_KMEM_CACHE_INIT
 901                  LINUX_HAVE_KMEM_CACHE_T
 902                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 903                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
 904                  LINUX_D_PATH_TAKES_STRUCT_PATH
 905                  LINUX_NEW_EXPORT_OPS
 906                  LINUX_INODE_SETATTR_RETURN_TYPE
 907                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 908                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 909                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
 910                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 911                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 912                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 913                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 914                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
 915                  LINUX_AOP_WRITEBACK_CONTROL
 916                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 917                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 918                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
 919                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
 920                  LINUX_KERNEL_SOCK_CREATE
 921                  LINUX_EXPORTS_KEY_TYPE_KEYRING
 922                  LINUX_NEED_RHCONFIG
 923                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 924                  LINUX_EXPORTS_TASKLIST_LOCK
 925                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 926                  LINUX_STATFS_TAKES_DENTRY
 927                  LINUX_REFRIGERATOR
 928                  LINUX_HAVE_TRY_TO_FREEZE
 929                  LINUX_LINUX_KEYRING_SUPPORT
 930                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 931                  LINUX_KEY_ALLOC_NEEDS_CRED
 932                  LINUX_INIT_WORK_HAS_DATA
 933                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 934                  LINUX_HAVE_DCACHE_LOCK
 935                  LINUX_D_COUNT_IS_INT
 936
 937                  dnl If we are guaranteed that keyrings will work - that is
 938                  dnl  a) The kernel has keyrings enabled
 939                  dnl  b) The code is new enough to give us a key_type_keyring
 940                  dnl then we just disable syscall probing unless we've been
 941                  dnl told otherwise
 942
 943                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
 944                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
 945                           [enable_linux_syscall_probing="no"],
 946                           [enable_linux_syscall_probing="yes"])
 947                  ])
 948
 949                  dnl Syscall probing needs a few tests of its own, and just
 950                  dnl won't work if the kernel doesn't export init_mm
 951                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
 952                    LINUX_EXPORTS_INIT_MM
 953                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
 954                      AC_MSG_ERROR(
 955                        [Can't do syscall probing without exported init_mm])
 956                    ])
 957                    LINUX_EXPORTS_SYS_CHDIR
 958                    LINUX_EXPORTS_SYS_OPEN
 959                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
 960                              [define to enable syscall table probes])
 961                  ])
 962
 963                  dnl Packaging and SMP build
 964                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
 965                    LINUX_WHICH_MODULES
 966                  else
 967                    AC_SUBST(MPS,'SP')
 968                  fi
 969
 970                  dnl Syscall probing
 971                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 972                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
 973                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 974                    ])
 975                    ac_cv_linux_exports_sys_call_table=no
 976                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 977                      ac_cv_linux_exports_ia32_sys_call_table=yes
 978                    fi
 979                  else
 980                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 981                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 982                    LINUX_EXPORTS_SYS_CALL_TABLE
 983                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 984                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 985                          linux_syscall_method=none
 986                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 987                             linux_syscall_method=scan
 988                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 989                                linux_syscall_method=scan_with_kallsyms_address
 990                             fi
 991                          fi
 992                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 993                             linux_syscall_method=kallsyms_symbol
 994                          fi
 995                          if test "x$linux_syscall_method" = "xnone"; then
 996                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 997                             linux_syscall_method=scan
 998                          fi
 999                    fi
1000                  fi
1001                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1002                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1003                  fi
1004                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1005                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1006                  fi
1007                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1008                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1009                  else
1010                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1011                  fi
1012                 :
1013                 fi
1014 dnl Linux-only, but just enable always.
1015                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1016 esac
1017
1018 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1019     [ac_cv_sync_fetch_and_add],
1020     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1021                     [ac_cv_sync_fetch_and_add=yes],
1022                     [ac_cv_sync_fetch_and_add=no])
1023 ])
1024 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1025       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1026                 [define if your C compiler has __sync_add_and_fetch])])
1027
1028 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1029     [ac_cv_sockaddr_len],
1030     [AC_TRY_COMPILE( [#include <sys/types.h>
1031 #include <sys/socket.h>],
1032                      [struct sockaddr *a; a->sa_len=0;],
1033                      [ac_cv_sockaddr_len=yes],
1034                      [ac_cv_sockaddr_len=no])
1035 ])
1036 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1037       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1038                  [define if you struct sockaddr sa_len])])
1039
1040 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1041         echo Skipping library tests because they confuse Irix.
1042 else
1043   AC_SEARCH_LIBS([socket], [socket inet])
1044   AC_SEARCH_LIBS([connect], [nsl])
1045   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1046
1047   dnl darwin wants it, aix hates it
1048   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1049   AC_TRY_COMPILE([
1050   #include <stdlib.h>
1051   #include <stdio.h>
1052   #include <sys/types.h>
1053   #include <sys/socket.h>
1054   #include <netinet/in.h>
1055   #include <arpa/inet.h>
1056   #include <arpa/nameser.h>
1057   #include <arpa/nameser_compat.h>
1058   #include <resolv.h>
1059   ], [static int i; i = 0;],
1060   [AC_MSG_RESULT(yes)
1061    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1062   [AC_MSG_RESULT(no)
1063    ])
1064
1065   openafs_save_libs="$LIBS"
1066   AC_MSG_CHECKING([for res_search])
1067   AC_FUNC_RES_SEARCH
1068
1069   if test "$ac_cv_func_res_search" = no; then
1070       for lib in dns nsl resolv; do
1071         if test "$ac_cv_func_res_search" != yes; then
1072           LIBS="-l$lib $LIBS"
1073           AC_FUNC_RES_SEARCH
1074           LIBS="$openafs_save_libs"
1075         fi
1076       done
1077       if test "$ac_cv_func_res_search" = yes; then
1078         LIB_AFSDB="-l$lib"
1079         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1080         AC_MSG_RESULT([yes, in lib$lib])
1081       else
1082         AC_MSG_RESULT(no)
1083       fi
1084   else
1085     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1086     AC_MSG_RESULT(yes)
1087   fi
1088
1089 fi
1090
1091 AC_CHECK_RESOLV_RETRANS
1092
1093 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1094     [ac_cv_setsockopt_iprecverr],
1095     [AC_TRY_COMPILE( [
1096 #include <sys/types.h>
1097 #include <sys/socket.h>
1098 #include <netinet/in.h>],
1099 [int on=1;
1100 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1101         [ac_cv_setsockopt_iprecverr=yes],
1102         [ac_cv_setsockopt_iprecverr=no])])
1103
1104 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1105       [AC_DEFINE(ADAPT_PMTU_RECVERR, 1,
1106                  [define if asynchronous socket errors can be received])])
1107
1108 PTHREAD_LIBS=error
1109 if test "x$MKAFS_OSTYPE" = OBSD; then
1110         PTHREAD_LIBS="-pthread"
1111 fi
1112 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1113         PTHREAD_LIBS="-pthread"
1114 fi
1115 if test "x$PTHREAD_LIBS" = xerror; then
1116         AC_CHECK_LIB(pthread, pthread_attr_init,
1117                 PTHREAD_LIBS="-lpthread")
1118 fi
1119 if test "x$PTHREAD_LIBS" = xerror; then
1120         AC_CHECK_LIB(pthreads, pthread_attr_init,
1121                 PTHREAD_LIBS="-lpthreads")
1122 fi
1123 if test "x$PTHREAD_LIBS" = xerror; then
1124         AC_CHECK_LIB(c_r, pthread_attr_init,
1125                 PTHREAD_LIBS="-lc_r")
1126 fi
1127 if test "x$PTHREAD_LIBS" = xerror; then
1128         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1129 fi
1130 if test "x$PTHREAD_LIBS" = xerror; then
1131         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1132         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1133                 PTHREAD_LIBS="-lpthread")
1134 fi
1135 if test "x$PTHREAD_LIBS" = xerror; then
1136         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1137 fi
1138 AC_SUBST(PTHREAD_LIBS)
1139
1140 HOST_CPU="$host_cpu"
1141
1142 if test "x$with_bsd_kernel_headers" != "x"; then
1143         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1144 else
1145         BSD_KERNEL_PATH="/usr/src/sys"
1146 fi
1147
1148 if test "x$with_bsd_kernel_build" != "x"; then
1149         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1150 else
1151         case $AFS_SYSNAME in
1152                 *_fbsd_*)
1153                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1154                         ;;
1155                 *_nbsd*)
1156                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1157         esac
1158 fi
1159
1160 # Fast restart
1161 if test "$enable_supergroups" = "yes"; then
1162         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1163 fi
1164
1165 if test "$enable_bitmap_later" = "yes"; then
1166         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1167 fi
1168
1169 if test "$enable_unix_sockets" = "yes"; then
1170         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1171         USE_UNIX_SOCKETS="yes"
1172 else
1173         USE_UNIX_SOCKETS="no"
1174 fi
1175 AC_SUBST(USE_UNIX_SOCKETS)
1176
1177 dnl if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1178 dnl     AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1179 dnl fi
1180
1181 if test "$enable_namei_fileserver" = "yes"; then
1182         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1183         VFSCK=""
1184 else
1185         if test "$enable_namei_fileserver" = "default"; then
1186                 case $host in
1187                         *-solaris2.10*)
1188                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1189                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1190                                 VFSCK=""
1191                                 ;;
1192                         *-solaris2.11*)
1193                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1194                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1195                                 VFSCK=""
1196                                 ;;
1197                         *)
1198                                 VFSCK="vfsck"
1199                                 ;;
1200                 esac
1201         else
1202                 VFSCK="vfsck"
1203         fi
1204 fi
1205
1206 dnl check for tivoli
1207 AC_MSG_CHECKING(for tivoli tsm butc support)
1208 XBSA_CFLAGS=""
1209 if test "$enable_tivoli_tsm" = "yes"; then
1210         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1211         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1212         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1213         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1214
1215         if test -r "$XBSADIR3/dsmapifp.h"; then
1216                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1217                 XBSA_XLIBS="-ldl"
1218                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1219         elif test -r "$XBSADIR4/dsmapifp.h"; then
1220                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1221                 XBSA_XLIBS="-ldl"
1222                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1223         elif test -r "$XBSADIR1/xbsa.h"; then
1224                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1225                 XBSA_XLIBS=""
1226                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1227         elif test -r "$XBSADIR2/xbsa.h"; then
1228                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1229                 XBSA_XLIBS=""
1230                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1231         else
1232                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1233         fi
1234 else
1235         AC_MSG_RESULT([no])
1236 fi
1237 AC_SUBST(XBSA_CFLAGS)
1238 AC_SUBST(XBSA_XLIBS)
1239
1240 dnl checks for header files.
1241 AC_HEADER_STDC
1242 AC_HEADER_SYS_WAIT
1243 AC_HEADER_DIRENT
1244 AC_CHECK_HEADERS([ \
1245                    arpa/inet.h \
1246                    arpa/nameser.h \
1247                    curses.h\
1248                    direct.h \
1249                    et/com_err.h \
1250                    errno.h \
1251                    fcntl.h \
1252                    grp.h \
1253                    math.h \
1254                    mntent.h \
1255                    ncurses.h \
1256                    netdb.h \
1257                    netinet/in.h \
1258                    pwd.h \
1259                    regex.h \
1260                    resolv.h \
1261                    security/pam_appl.h \
1262                    signal.h \
1263                    stdint.h \
1264                    stdio_ext.h \
1265                    stdlib.h \
1266                    string.h \
1267                    strings.h \
1268                    sys/bitypes.h \
1269                    sys/bswap.h \
1270                    sys/dk.h \
1271                    sys/fcntl.h \
1272                    sys/file.h \
1273                    sys/fs_types.h \
1274                    sys/fstyp.h \
1275                    sys/ioctl.h \
1276                    sys/ipc.h \
1277                    sys/lockf.h \
1278                    sys/map.h \
1279                    sys/mount.h \
1280                    sys/mntent.h \
1281                    sys/mnttab.h \
1282                    sys/pag.h \
1283                    sys/param.h \
1284                    sys/resource.h \
1285                    sys/select.h \
1286                    sys/statfs.h \
1287                    sys/statvfs.h \
1288                    sys/socket.h \
1289                    sys/sysctl.h \
1290                    sys/time.h \
1291                    sys/types.h \
1292                    sys/uio.h \
1293                    sys/un.h \
1294                    sys/vfs.h \
1295                    syslog.h \
1296                    termios.h \
1297                    time.h \
1298                    ucontext.h \
1299                    unistd.h \
1300                    windows.h \
1301                 ])
1302 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1303 #ifdef HAVE_SYS_SOCKET_H
1304 # include <sys/socket.h>
1305 #endif])
1306
1307 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1308 #ifdef HAVE_NET_IF_H
1309 # include <net/if.h>
1310 #endif])
1311
1312 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1313 #ifdef HAVE_SECURITY_PAM_APPL_H
1314 # include <security/pam_appl.h>
1315 #endif])
1316
1317 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1318
1319 AC_CHECK_TYPES([fsblkcnt_t],,,[
1320 #include <sys/types.h>
1321 #ifdef HAVE_SYS_BITYPES_H
1322 #include <sys/bitypes.h>
1323 #endif
1324 #ifdef HAVE_SYS_STATFS_H
1325 #include <sys/statfs.h>
1326 #endif
1327 #ifdef HAVE_SYS_STATVFS_H
1328 #include <sys/statvfs.h>
1329 #endif
1330 ])
1331
1332 dnl check for curses-lib
1333 save_LIBS=$LIBS
1334 AC_CHECK_LIB( [ncurses], [setupterm],
1335 [LIB_curses=-lncurses],
1336     [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1337         [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])
1338     ])
1339 ])
1340 LIBS=$save_LIBS
1341 AC_SUBST(LIB_curses)
1342
1343 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1344
1345 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1346 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1347         case $AFS_SYSNAME in
1348         sgi_*)
1349                 HAVE_PAM="no"
1350                 ;;
1351         *)
1352                 HAVE_PAM="yes"
1353                 ;;
1354         esac
1355 else
1356         HAVE_PAM="no"
1357 fi
1358 AC_SUBST(HAVE_PAM)
1359
1360 if test "$enable_login" = yes; then
1361         BUILD_LOGIN="yes"
1362 else
1363         BUILD_LOGIN="no"
1364 fi
1365 AC_SUBST(BUILD_LOGIN)
1366
1367 AC_CHECK_FUNCS([ \
1368         arc4random \
1369         fcntl \
1370         fseeko64 \
1371         ftello64 \
1372         getcwd \
1373         getegid \
1374         geteuid \
1375         getgid \
1376         getuid \
1377         getprogname \
1378         getrlimit \
1379         issetugid \
1380         mkstemp \
1381         pread \
1382         preadv \
1383         preadv64 \
1384         pwrite \
1385         pwritev \
1386         pwritev64 \
1387         regcomp \
1388         regerror \
1389         regexec \
1390         setitimer \
1391         setprogname \
1392         setvbuf \
1393         sigaction \
1394         strcasestr \
1395         strerror \
1396         sysconf \
1397         sysctl \
1398         timegm \
1399 ])
1400
1401 OPENAFS_ROKEN()
1402 OPENAFS_C_ATTRIBUTE()
1403
1404 dnl Functions that Heimdal's libroken provides, but that we
1405 dnl haven't found a need for yet, and so haven't imported
1406 AC_CHECK_FUNCS([ \
1407         chown \
1408         fchown \
1409         gethostname \
1410         lstat \
1411         inet_aton \
1412         inet_ntop \
1413         inet_pton \
1414         putenv \
1415         readv \
1416         setenv \
1417         strdup \
1418         strftime \
1419         strndup \
1420         strsep \
1421         unsetenv \
1422 ])
1423
1424 dnl Functions that are in objects that we always build from libroken
1425 AC_CHECK_FUNCS([ \
1426         asprintf \
1427         asnprintf \
1428         vasprintf \
1429         vasnprintf \
1430         vsnprintf \
1431         snprintf \
1432 ])
1433
1434 dnl Functions that we're going to try and get from libroken
1435 AC_REPLACE_FUNCS([ \
1436         daemon \
1437         ecalloc \
1438         emalloc \
1439         erealloc \
1440         err \
1441         errx \
1442         flock \
1443         getdtablesize \
1444         getopt \
1445         getprogname \
1446         gettimeofday \
1447         localtime_r \
1448         mkstemp \
1449         strcasecmp \
1450         strlcat \
1451         strnlen \
1452         strlcpy \
1453         strsep \
1454         tdelete \
1455         tfind \
1456         tsearch \
1457         twalk \
1458         verr \
1459         verrx \
1460         vsyslog \
1461         vwarn \
1462         vwarnx \
1463         warn \
1464         warnx \
1465 ])
1466
1467 dnl Headers that we're going to try and get from libroken
1468 AC_CHECK_HEADERS([ \
1469         err.h \
1470         search.h \
1471 ])
1472
1473 AC_CHECK_DECLS([h_errno], [], [], [
1474 #include <sys/types.h>
1475 #ifdef HAVE_NETDB_H
1476 #include <netdb.h>
1477 #endif
1478 ])
1479
1480 AC_HEADER_TIME
1481
1482 ROKEN_HEADERS=
1483 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1484       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1485       [])
1486 AC_SUBST(ROKEN_HEADERS)
1487
1488 dnl Stuff that's harder ...
1489 AC_MSG_CHECKING([for bswap16])
1490 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1491 #ifdef HAVE_SYS_TYPES_H
1492 #include <sys/types.h>
1493 #endif
1494 #ifdef HAVE_SYS_BSWAP_H
1495 #include <sys/bswap.h>
1496 #endif
1497 ],
1498 [short a, b; b = bswap16(a); ])],
1499 [AC_MSG_RESULT(yes)
1500  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1501 ],
1502 [AC_MSG_RESULT(no)])
1503
1504 AC_MSG_CHECKING([for bswap32])
1505 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1506 #include <sys/types.h>
1507 #endif
1508 #ifdef HAVE_SYS_BSWAP_H
1509 #include <sys/bswap.h>
1510 #endif
1511 ],
1512 [int a, b; b = bswap32(a); ])],
1513 [AC_MSG_RESULT(yes)
1514  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1515 ],
1516 [AC_MSG_RESULT(no)])
1517
1518 case $AFS_SYSNAME in
1519 *hp_ux* | *hpux*)
1520    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1521    ;;
1522 *)
1523    AC_MSG_CHECKING([for positional I/O])
1524    if test "$ac_cv_func_pread" = "yes" && \
1525            test "$ac_cv_func_pwrite" = "yes"; then
1526       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1527       AC_MSG_RESULT(yes)
1528    else
1529      AC_MSG_RESULT(no)
1530    fi
1531    AC_MSG_CHECKING([for vectored positional I/O])
1532    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1533                "$ac_cv_func_pwritev" = "yes" -a \
1534                "$ac_cv_func_preadv64" = "yes" -a \
1535                "$ac_cv_func_pwritev64" = "yes"],
1536          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1537           AC_MSG_RESULT(yes)],
1538          [AC_MSG_RESULT(no)])
1539    ;;
1540 esac
1541
1542 AC_MSG_CHECKING([for POSIX regex library])
1543 if test "$ac_cv_header_regex_h" = "yes" && \
1544         test "$ac_cv_func_regcomp" = "yes" && \
1545         test "$ac_cv_func_regexec" = "yes" && \
1546         test "$ac_cv_func_regerror" = "yes"; then
1547     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1548     AC_MSG_RESULT(yes)
1549 else
1550     AC_MSG_RESULT(no)
1551 fi
1552
1553 AC_TYPE_SIGNAL
1554 OPENAFS_RETSIGTYPE
1555 AC_CHECK_SIZEOF(void *)
1556 AC_CHECK_SIZEOF(unsigned long long)
1557 AC_CHECK_SIZEOF(unsigned long)
1558 AC_CHECK_SIZEOF(unsigned int)
1559 AC_TYPE_INTPTR_T
1560 AC_TYPE_UINTPTR_T
1561 AC_TYPE_SSIZE_T
1562 AC_CHECK_TYPE([sig_atomic_t],[],
1563     [AC_DEFINE([sig_atomic_t], [int],
1564         [Define to int if <signal.h> does not define.])],
1565 [#include <sys/types.h>
1566 #include <signal.h>])
1567 AC_CHECK_TYPE([socklen_t],[],
1568     [AC_DEFINE([socklen_t], [int],
1569         [Define to int if <sys/socket.h> does not define.])],
1570 [#include <sys/types.h>
1571 #include <sys/socket.h>])
1572 AC_CHECK_TYPES(off64_t)
1573 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1574 AC_CHECK_TYPES([struct winsize], [], [], [
1575 #ifdef HAVE_TERMIOS_H
1576 # include <termios.h>
1577 #else
1578 # include <sys/termios.h>
1579 #endif
1580 #include <sys/ioctl.h>])
1581 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1582                 struct sockaddr_storage],
1583                [], [], [
1584 #include <sys/types.h>
1585 #include <sys/socket.h>
1586 ])
1587 AC_CHECK_TYPES([sa_family_t], [], [], [
1588 #include <sys/types.h>
1589 #include <sys/socket.h>
1590 ])
1591 AC_CHECK_TYPES([struct addrinfo], [], [], [
1592 #include <sys/types.h>
1593 #ifdef HAVE_NETDB_H
1594 #include <netdb.h>
1595 #endif
1596 ])
1597 AC_CHECK_TYPES([long long], [], [], [])
1598
1599 AC_SIZEOF_TYPE(long)
1600
1601 RRA_HEADER_PAM_CONST
1602
1603
1604 dnl Directory PATH handling
1605 if test "x$enable_transarc_paths" = "xyes"  ; then
1606     afsconfdir=${afsconfdir=/usr/afs/etc}
1607     viceetcdir=${viceetcdir=/usr/vice/etc}
1608     afskerneldir=${afskerneldir=${viceetcdir}}
1609     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1610     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1611     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1612     afsdbdir=${afsdbdir=/usr/afs/db}
1613     afslogsdir=${afslogsdir=/usr/afs/logs}
1614     afslocaldir=${afslocaldir=/usr/afs/local}
1615     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1616     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1617     afsdatadir=${afsdatadir=/usr/vice/etc}
1618 else
1619     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1620     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1621     afskerneldir=${afskerneldir='${libdir}/openafs'}
1622     afssrvbindir=${afssrvbindir='${bindir}'}
1623     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1624     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1625     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1626     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1627     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1628     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1629     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1630     afsdatadir=${afsdatadir='${datadir}/openafs'}
1631 fi
1632 AC_SUBST(afsconfdir)
1633 AC_SUBST(viceetcdir)
1634 AC_SUBST(afskerneldir)
1635 AC_SUBST(afssrvbindir)
1636 AC_SUBST(afssrvsbindir)
1637 AC_SUBST(afssrvlibexecdir)
1638 AC_SUBST(afsdbdir)
1639 AC_SUBST(afslogsdir)
1640 AC_SUBST(afslocaldir)
1641 AC_SUBST(afsbackupdir)
1642 AC_SUBST(afsbosconfigdir)
1643 AC_SUBST(afsdatadir)
1644
1645 if test "x$enable_kernel_module" = "xyes"; then
1646 ENABLE_KERNEL_MODULE=libafs
1647 fi
1648
1649 if test "x$enable_pthreaded_ubik" = "xyes"; then
1650 ENABLE_PTHREADED_UBIK=yes
1651 fi
1652
1653 AC_SUBST(VFSCK)
1654 AC_SUBST(AFS_SYSNAME)
1655 AC_SUBST(AFS_PARAM_COMMON)
1656 AC_SUBST(ENABLE_KERNEL_MODULE)
1657 AC_SUBST(ENABLE_PTHREADED_UBIK)
1658 AC_SUBST(LIB_AFSDB)
1659 AC_SUBST(LINUX_KERNEL_PATH)
1660 AC_SUBST(LINUX_KERNEL_BUILD)
1661 AC_SUBST(HOST_CPU)
1662 AC_SUBST(BSD_KERNEL_PATH)
1663 AC_SUBST(BSD_KERNEL_BUILD)
1664 AC_SUBST(LINUX_VERSION)
1665 AC_SUBST(MKAFS_OSTYPE)
1666 AC_SUBST(TOP_OBJDIR)
1667 AC_SUBST(TOP_SRCDIR)
1668 AC_SUBST(TOP_INCDIR)
1669 AC_SUBST(TOP_LIBDIR)
1670 AC_SUBST(DEST)
1671 AC_SUBST(DARWIN_INFOFILE)
1672 AC_SUBST(IRIX_BUILD_IP35)
1673 AC_SUBST(HTML_XSL)
1674 AC_SUBST(XSLTPROC)
1675
1676 OPENAFS_OSCONF
1677 OPENAFS_FUSE
1678
1679 TOP_SRCDIR="${srcdir}/src"
1680 dnl
1681 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1682 dnl
1683 case $TOP_SRCDIR in
1684         /*)
1685                 ;;
1686         *)
1687                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1688                 ;;
1689 esac
1690
1691 TOP_OBJDIR="${SRCDIR_PARENT}"
1692 TOP_INCDIR="${SRCDIR_PARENT}/include"
1693 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1694 if test "${DEST}x" = "x"; then
1695         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1696 fi
1697
1698 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1699 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1700 AC_SUBST(HELPER_SPLINT)
1701 AC_SUBST(HELPER_SPLINTCFG)
1702
1703 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1704
1705 dnl Check to see if crypt lives in a different library
1706 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1707 AC_SUBST(LIB_crypt)
1708
1709 dnl Check to see if the compiler support labels in structs
1710 AC_MSG_CHECKING(for label support in structs)
1711 AC_TRY_COMPILE([], [
1712 extern void osi_UFSOpen(void);
1713 struct labeltest {
1714    void (*open) (void);
1715 };
1716 struct labeltest struct_labeltest = {
1717    .open       = osi_UFSOpen,
1718 }
1719 ],
1720 [AC_MSG_RESULT(yes)
1721  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
1722 ],
1723 [AC_MSG_RESULT(no)
1724 ])
1725
1726 AC_MSG_CHECKING([checking for dirfd])
1727 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1728 #ifdef HAVE_DIRENT_H
1729 #include <dirent.h>
1730 #endif
1731 ]],
1732         [[DIR *d = 0; dirfd(d);]])],
1733         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
1734 if test "$ac_rk_have_dirfd" = "yes" ; then
1735         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
1736 fi
1737 AC_MSG_RESULT($ac_rk_have_dirfd)
1738
1739 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
1740 #ifdef HAVE_DIRENT_H
1741 #include <dirent.h>
1742 #endif])
1743
1744 dnl Eventually, this will look for the system one, or for OpenSSL
1745 LIB_hcrypto="-lafshcrypto"
1746 LDFLAGS_hcrypto="-L\$(TOP_LIBDIR)"
1747 AC_SUBST(LIB_hcrypto)
1748 AC_SUBST(LDFLAGS_hcrypto)
1749 ])
1750
1751 AC_DEFUN([SUMMARY], [
1752     # Print a configuration summary
1753 echo
1754 echo "**************************************"
1755 echo configure summary
1756 echo
1757 AS_IF([test $LIB_curses],[
1758 echo "LIB_curses :                $LIB_curses" ],[
1759 echo "XXX LIB_curses  not found! not building scout and afsmonitor!"
1760 ])
1761 echo
1762 echo "**************************************"
1763 ])