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 Function existence checks
 817
 818                  AC_CHECK_LINUX_FUNC([bdi_init],
 819                                      [#include <linux/backing-dev.h>],
 820                                      [bdi_init(NULL);])
 821                  AC_CHECK_LINUX_FUNC([PageChecked],
 822                                      [#include <linux/mm.h>
 823 #include <linux/page-flags.h>],
 824                                      [struct page *_page;
 825                                       int bchecked = PageChecked(_page);])
 826                  AC_CHECK_LINUX_FUNC([PageFsMisc],
 827                                      [#include <linux/mm.h>
 828 #include <linux/page-flags.h>],
 829                                      [struct page *_page;
 830                                       int bchecked = PageFsMisc(_page);])
 831                  AC_CHECK_LINUX_FUNC([current_kernel_time],
 832                                      [#include <linux/time.h>],
 833                                      [struct timespec s;
 834                                       s = current_kernel_time();])
 835                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
 836                                      [#include <linux/fs.h>],
 837                                      [d_alloc_anon(NULL);])
 838                  AC_CHECK_LINUX_FUNC([do_sync_read],
 839                                      [#include <linux/fs.h>],
 840                                      [do_sync_read(NULL, NULL, 0, NULL);])
 841                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
 842                                      [#include <linux/sched.h>],
 843                                      [pid_t p; find_task_by_pid(p);])
 844                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
 845                                      [#include <linux/fs.h>],
 846                                      [generic_file_aio_read(NULL,NULL,0,0);])
 847                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
 848                                      [#include <linux/pagemap.h>],
 849                                      [grab_cache_page_write_begin(NULL, 0, 0);])
 850                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
 851                                      [#include <linux/list.h>],
 852                                      [hlist_unhashed(0);])
 853                  AC_CHECK_LINUX_FUNC([i_size_read],
 854                                      [#include <linux/fs.h>],
 855                                      [i_size_read(NULL);])
 856                  AC_CHECK_LINUX_FUNC([inode_setattr],
 857                                      [#include <linux/fs.h>],
 858                                      [inode_setattr(NULL, NULL);])
 859                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
 860                                      [#include <linux/net.h>],
 861                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
 862                  AC_CHECK_LINUX_FUNC([page_follow_link],
 863                                      [#include <linux/fs.h>],
 864                                      [page_follow_link(0,0);])
 865                  AC_CHECK_LINUX_FUNC([page_offset],
 866                                      [#include <linux/pagemap.h>],
 867                                      [page_offset(NULL);])
 868                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
 869                                      [#include <linux/pagevec.h>],
 870                                      [__pagevec_lru_add_file(NULL);])
 871                  AC_CHECK_LINUX_FUNC([path_lookup],
 872                                      [#include <linux/fs.h>
 873                                       #include <linux/namei.h>],
 874                                      [path_lookup(NULL, 0, NULL);])
 875                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
 876                                      [#include <linux/rcupdate.h>],
 877                                      [rcu_read_lock();])
 878                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
 879                                      [#include <linux/splice.h>],
 880                                      [splice_direct_to_actor(NULL,NULL,NULL);])
 881                  AC_CHECK_LINUX_FUNC([svc_addr_in],
 882                                      [#include <linux/sunrpc/svc.h>],
 883                                      [svc_addr_in(NULL);])
 884                  AC_CHECK_LINUX_FUNC([zero_user_segments],
 885                                      [#include <linux/highmem.h>],
 886                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
 887
 888                  dnl Consequences - things which get set as a result of the
 889                  dnl                above tests
 890                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
 891                        [AC_DEFINE([AFS_NONFSTRANS], 1,
 892                                   [define to disable the nfs translator])])
 893
 894                  dnl Assorted more complex tests
 895                  LINUX_EXPORTS_PROC_ROOT_FS
 896                  LINUX_KMEM_CACHE_INIT
 897                  LINUX_HAVE_KMEM_CACHE_T
 898                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 899                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
 900                  LINUX_D_PATH_TAKES_STRUCT_PATH
 901                  LINUX_NEW_EXPORT_OPS
 902                  LINUX_INODE_SETATTR_RETURN_TYPE
 903                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 904                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 905                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
 906                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 907                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 908                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 909                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 910                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
 911                  LINUX_AOP_WRITEBACK_CONTROL
 912                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 913                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 914                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
 915                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
 916                  LINUX_KERNEL_SOCK_CREATE
 917                  LINUX_EXPORTS_KEY_TYPE_KEYRING
 918                  LINUX_NEED_RHCONFIG
 919                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 920                  LINUX_EXPORTS_TASKLIST_LOCK
 921                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 922                  LINUX_STATFS_TAKES_DENTRY
 923                  LINUX_REFRIGERATOR
 924                  LINUX_HAVE_TRY_TO_FREEZE
 925                  LINUX_LINUX_KEYRING_SUPPORT
 926                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 927                  LINUX_KEY_ALLOC_NEEDS_CRED
 928                  LINUX_INIT_WORK_HAS_DATA
 929                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 930                  LINUX_HAVE_DCACHE_LOCK
 931                  LINUX_D_COUNT_IS_INT
 932
 933                  dnl If we are guaranteed that keyrings will work - that is
 934                  dnl  a) The kernel has keyrings enabled
 935                  dnl  b) The code is new enough to give us a key_type_keyring
 936                  dnl then we just disable syscall probing unless we've been
 937                  dnl told otherwise
 938
 939                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
 940                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
 941                           [enable_linux_syscall_probing="no"],
 942                           [enable_linux_syscall_probing="yes"])
 943                  ])
 944
 945                  dnl Syscall probing needs a few tests of its own, and just
 946                  dnl won't work if the kernel doesn't export init_mm
 947                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
 948                    LINUX_EXPORTS_INIT_MM
 949                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
 950                      AC_MSG_ERROR(
 951                        [Can't do syscall probing without exported init_mm])
 952                    ])
 953                    LINUX_EXPORTS_SYS_CHDIR
 954                    LINUX_EXPORTS_SYS_OPEN
 955                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
 956                              [define to enable syscall table probes])
 957                  ])
 958
 959                  dnl Packaging and SMP build
 960                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
 961                    LINUX_WHICH_MODULES
 962                  else
 963                    AC_SUBST(MPS,'SP')
 964                  fi
 965
 966                  dnl Syscall probing
 967                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 968                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
 969                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 970                    ])
 971                    ac_cv_linux_exports_sys_call_table=no
 972                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 973                      ac_cv_linux_exports_ia32_sys_call_table=yes
 974                    fi
 975                  else
 976                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 977                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 978                    LINUX_EXPORTS_SYS_CALL_TABLE
 979                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 980                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 981                          linux_syscall_method=none
 982                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 983                             linux_syscall_method=scan
 984                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 985                                linux_syscall_method=scan_with_kallsyms_address
 986                             fi
 987                          fi
 988                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 989                             linux_syscall_method=kallsyms_symbol
 990                          fi
 991                          if test "x$linux_syscall_method" = "xnone"; then
 992                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 993                             linux_syscall_method=scan
 994                          fi
 995                    fi
 996                  fi
 997                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
 998                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
 999                  fi
1000                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1001                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1002                  fi
1003                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1004                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1005                  else
1006                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1007                  fi
1008                 :
1009                 fi
1010 dnl Linux-only, but just enable always.
1011                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1012 esac
1013
1014 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1015     [ac_cv_sync_fetch_and_add],
1016     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1017                     [ac_cv_sync_fetch_and_add=yes],
1018                     [ac_cv_sync_fetch_and_add=no])
1019 ])
1020 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1021       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1022                 [define if your C compiler has __sync_add_and_fetch])])
1023
1024 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1025     [ac_cv_sockaddr_len],
1026     [AC_TRY_COMPILE( [#include <sys/types.h>
1027 #include <sys/socket.h>],
1028                      [struct sockaddr *a; a->sa_len=0;],
1029                      [ac_cv_sockaddr_len=yes],
1030                      [ac_cv_sockaddr_len=no])
1031 ])
1032 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1033       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1034                  [define if you struct sockaddr sa_len])])
1035
1036 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1037         echo Skipping library tests because they confuse Irix.
1038 else
1039   AC_SEARCH_LIBS([socket], [socket inet])
1040   AC_SEARCH_LIBS([connect], [nsl])
1041   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1042
1043   dnl darwin wants it, aix hates it
1044   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1045   AC_TRY_COMPILE([
1046   #include <stdlib.h>
1047   #include <stdio.h>
1048   #include <sys/types.h>
1049   #include <sys/socket.h>
1050   #include <netinet/in.h>
1051   #include <arpa/inet.h>
1052   #include <arpa/nameser.h>
1053   #include <arpa/nameser_compat.h>
1054   #include <resolv.h>
1055   ], [static int i; i = 0;],
1056   [AC_MSG_RESULT(yes)
1057    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1058   [AC_MSG_RESULT(no)
1059    ])
1060
1061   openafs_save_libs="$LIBS"
1062   AC_MSG_CHECKING([for res_search])
1063   AC_FUNC_RES_SEARCH
1064
1065   if test "$ac_cv_func_res_search" = no; then
1066       for lib in dns nsl resolv; do
1067         if test "$ac_cv_func_res_search" != yes; then
1068           LIBS="-l$lib $LIBS"
1069           AC_FUNC_RES_SEARCH
1070           LIBS="$openafs_save_libs"
1071         fi
1072       done
1073       if test "$ac_cv_func_res_search" = yes; then
1074         LIB_AFSDB="-l$lib"
1075         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1076         AC_MSG_RESULT([yes, in lib$lib])
1077       else
1078         AC_MSG_RESULT(no)
1079       fi
1080   else
1081     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1082     AC_MSG_RESULT(yes)
1083   fi
1084
1085 fi
1086
1087 AC_CHECK_RESOLV_RETRANS
1088
1089 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1090     [ac_cv_setsockopt_iprecverr],
1091     [AC_TRY_COMPILE( [
1092 #include <sys/types.h>
1093 #include <sys/socket.h>
1094 #include <netinet/in.h>],
1095 [int on=1;
1096 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1097         [ac_cv_setsockopt_iprecverr=yes],
1098         [ac_cv_setsockopt_iprecverr=no])])
1099
1100 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1101       [AC_DEFINE(ADAPT_PMTU_RECVERR, 1,
1102                  [define if asynchronous socket errors can be received])])
1103
1104 PTHREAD_LIBS=error
1105 if test "x$MKAFS_OSTYPE" = OBSD; then
1106         PTHREAD_LIBS="-pthread"
1107 fi
1108 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1109         PTHREAD_LIBS="-pthread"
1110 fi
1111 if test "x$PTHREAD_LIBS" = xerror; then
1112         AC_CHECK_LIB(pthread, pthread_attr_init,
1113                 PTHREAD_LIBS="-lpthread")
1114 fi
1115 if test "x$PTHREAD_LIBS" = xerror; then
1116         AC_CHECK_LIB(pthreads, pthread_attr_init,
1117                 PTHREAD_LIBS="-lpthreads")
1118 fi
1119 if test "x$PTHREAD_LIBS" = xerror; then
1120         AC_CHECK_LIB(c_r, pthread_attr_init,
1121                 PTHREAD_LIBS="-lc_r")
1122 fi
1123 if test "x$PTHREAD_LIBS" = xerror; then
1124         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1125 fi
1126 if test "x$PTHREAD_LIBS" = xerror; then
1127         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1128         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1129                 PTHREAD_LIBS="-lpthread")
1130 fi
1131 if test "x$PTHREAD_LIBS" = xerror; then
1132         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1133 fi
1134 AC_SUBST(PTHREAD_LIBS)
1135
1136 HOST_CPU="$host_cpu"
1137
1138 if test "x$with_bsd_kernel_headers" != "x"; then
1139         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1140 else
1141         BSD_KERNEL_PATH="/usr/src/sys"
1142 fi
1143
1144 if test "x$with_bsd_kernel_build" != "x"; then
1145         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1146 else
1147         case $AFS_SYSNAME in
1148                 *_fbsd_*)
1149                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1150                         ;;
1151                 *_nbsd*)
1152                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1153         esac
1154 fi
1155
1156 # Fast restart
1157 if test "$enable_supergroups" = "yes"; then
1158         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1159 fi
1160
1161 if test "$enable_bitmap_later" = "yes"; then
1162         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1163 fi
1164
1165 if test "$enable_unix_sockets" = "yes"; then
1166         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1167         USE_UNIX_SOCKETS="yes"
1168 else
1169         USE_UNIX_SOCKETS="no"
1170 fi
1171 AC_SUBST(USE_UNIX_SOCKETS)
1172
1173 dnl if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1174 dnl     AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1175 dnl fi
1176
1177 if test "$enable_namei_fileserver" = "yes"; then
1178         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1179         VFSCK=""
1180 else
1181         if test "$enable_namei_fileserver" = "default"; then
1182                 case $host in
1183                         *-solaris2.10*)
1184                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1185                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1186                                 VFSCK=""
1187                                 ;;
1188                         *-solaris2.11*)
1189                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1190                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1191                                 VFSCK=""
1192                                 ;;
1193                         *)
1194                                 VFSCK="vfsck"
1195                                 ;;
1196                 esac
1197         else
1198                 VFSCK="vfsck"
1199         fi
1200 fi
1201
1202 dnl check for tivoli
1203 AC_MSG_CHECKING(for tivoli tsm butc support)
1204 XBSA_CFLAGS=""
1205 if test "$enable_tivoli_tsm" = "yes"; then
1206         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1207         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1208         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1209         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1210
1211         if test -r "$XBSADIR3/dsmapifp.h"; then
1212                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1213                 XBSA_XLIBS="-ldl"
1214                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1215         elif test -r "$XBSADIR4/dsmapifp.h"; then
1216                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1217                 XBSA_XLIBS="-ldl"
1218                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1219         elif test -r "$XBSADIR1/xbsa.h"; then
1220                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1221                 XBSA_XLIBS=""
1222                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1223         elif test -r "$XBSADIR2/xbsa.h"; then
1224                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1225                 XBSA_XLIBS=""
1226                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1227         else
1228                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1229         fi
1230 else
1231         AC_MSG_RESULT([no])
1232 fi
1233 AC_SUBST(XBSA_CFLAGS)
1234 AC_SUBST(XBSA_XLIBS)
1235
1236 dnl checks for header files.
1237 AC_HEADER_STDC
1238 AC_HEADER_SYS_WAIT
1239 AC_HEADER_DIRENT
1240 AC_CHECK_HEADERS([ \
1241                    arpa/inet.h \
1242                    arpa/nameser.h \
1243                    curses.h\
1244                    direct.h \
1245                    et/com_err.h \
1246                    errno.h \
1247                    fcntl.h \
1248                    grp.h \
1249                    math.h \
1250                    mntent.h \
1251                    ncurses.h \
1252                    netdb.h \
1253                    netinet/in.h \
1254                    pwd.h \
1255                    regex.h \
1256                    resolv.h \
1257                    security/pam_appl.h \
1258                    signal.h \
1259                    stdint.h \
1260                    stdio_ext.h \
1261                    stdlib.h \
1262                    string.h \
1263                    strings.h \
1264                    sys/bitypes.h \
1265                    sys/bswap.h \
1266                    sys/dk.h \
1267                    sys/fcntl.h \
1268                    sys/file.h \
1269                    sys/fs_types.h \
1270                    sys/fstyp.h \
1271                    sys/ioctl.h \
1272                    sys/ipc.h \
1273                    sys/lockf.h \
1274                    sys/map.h \
1275                    sys/mount.h \
1276                    sys/mntent.h \
1277                    sys/mnttab.h \
1278                    sys/pag.h \
1279                    sys/param.h \
1280                    sys/resource.h \
1281                    sys/select.h \
1282                    sys/statfs.h \
1283                    sys/statvfs.h \
1284                    sys/socket.h \
1285                    sys/sysctl.h \
1286                    sys/time.h \
1287                    sys/types.h \
1288                    sys/uio.h \
1289                    sys/un.h \
1290                    sys/vfs.h \
1291                    syslog.h \
1292                    termios.h \
1293                    time.h \
1294                    ucontext.h \
1295                    unistd.h \
1296                    windows.h \
1297                 ])
1298 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1299 #ifdef HAVE_SYS_SOCKET_H
1300 # include <sys/socket.h>
1301 #endif])
1302
1303 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1304 #ifdef HAVE_NET_IF_H
1305 # include <net/if.h>
1306 #endif])
1307
1308 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1309 #ifdef HAVE_SECURITY_PAM_APPL_H
1310 # include <security/pam_appl.h>
1311 #endif])
1312
1313 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1314
1315 AC_CHECK_TYPES([fsblkcnt_t],,,[
1316 #include <sys/types.h>
1317 #ifdef HAVE_SYS_BITYPES_H
1318 #include <sys/bitypes.h>
1319 #endif
1320 #ifdef HAVE_SYS_STATFS_H
1321 #include <sys/statfs.h>
1322 #endif
1323 #ifdef HAVE_SYS_STATVFS_H
1324 #include <sys/statvfs.h>
1325 #endif
1326 ])
1327
1328 dnl check for curses-lib
1329 save_LIBS=$LIBS
1330 AC_CHECK_LIB( [ncurses], [setupterm],
1331 [LIB_curses=-lncurses],
1332     [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1333         [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])
1334     ])
1335 ])
1336 LIBS=$save_LIBS
1337 AC_SUBST(LIB_curses)
1338
1339 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1340
1341 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1342 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1343         case $AFS_SYSNAME in
1344         sgi_*)
1345                 HAVE_PAM="no"
1346                 ;;
1347         *)
1348                 HAVE_PAM="yes"
1349                 ;;
1350         esac
1351 else
1352         HAVE_PAM="no"
1353 fi
1354 AC_SUBST(HAVE_PAM)
1355
1356 if test "$enable_login" = yes; then
1357         BUILD_LOGIN="yes"
1358 else
1359         BUILD_LOGIN="no"
1360 fi
1361 AC_SUBST(BUILD_LOGIN)
1362
1363 AC_CHECK_FUNCS([ \
1364         arc4random \
1365         fcntl \
1366         fseeko64 \
1367         ftello64 \
1368         getcwd \
1369         getegid \
1370         geteuid \
1371         getgid \
1372         getuid \
1373         getprogname \
1374         getrlimit \
1375         issetugid \
1376         mkstemp \
1377         pread \
1378         preadv \
1379         preadv64 \
1380         pwrite \
1381         pwritev \
1382         pwritev64 \
1383         regcomp \
1384         regerror \
1385         regexec \
1386         setitimer \
1387         setprogname \
1388         setvbuf \
1389         sigaction \
1390         strcasestr \
1391         strerror \
1392         sysconf \
1393         sysctl \
1394         timegm \
1395 ])
1396
1397 OPENAFS_ROKEN()
1398 OPENAFS_C_ATTRIBUTE()
1399
1400 dnl Functions that Heimdal's libroken provides, but that we
1401 dnl haven't found a need for yet, and so haven't imported
1402 AC_CHECK_FUNCS([ \
1403         chown \
1404         fchown \
1405         gethostname \
1406         lstat \
1407         inet_aton \
1408         inet_ntop \
1409         inet_pton \
1410         putenv \
1411         readv \
1412         setenv \
1413         strdup \
1414         strftime \
1415         strndup \
1416         strsep \
1417         unsetenv \
1418 ])
1419
1420 dnl Functions that are in objects that we always build from libroken
1421 AC_CHECK_FUNCS([ \
1422         asprintf \
1423         asnprintf \
1424         vasprintf \
1425         vasnprintf \
1426         vsnprintf \
1427         snprintf \
1428 ])
1429
1430 dnl Functions that we're going to try and get from libroken
1431 AC_REPLACE_FUNCS([ \
1432         daemon \
1433         ecalloc \
1434         emalloc \
1435         erealloc \
1436         err \
1437         errx \
1438         flock \
1439         getdtablesize \
1440         getopt \
1441         getprogname \
1442         gettimeofday \
1443         localtime_r \
1444         mkstemp \
1445         strcasecmp \
1446         strlcat \
1447         strnlen \
1448         strlcpy \
1449         strsep \
1450         tdelete \
1451         tfind \
1452         tsearch \
1453         twalk \
1454         verr \
1455         verrx \
1456         vsyslog \
1457         vwarn \
1458         vwarnx \
1459         warn \
1460         warnx \
1461 ])
1462
1463 dnl Headers that we're going to try and get from libroken
1464 AC_CHECK_HEADERS([ \
1465         err.h \
1466         search.h \
1467 ])
1468
1469 AC_CHECK_DECLS([h_errno], [], [], [
1470 #include <sys/types.h>
1471 #ifdef HAVE_NETDB_H
1472 #include <netdb.h>
1473 #endif
1474 ])
1475
1476 AC_HEADER_TIME
1477
1478 ROKEN_HEADERS=
1479 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1480       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1481       [])
1482 AC_SUBST(ROKEN_HEADERS)
1483
1484 dnl Stuff that's harder ...
1485 AC_MSG_CHECKING([for bswap16])
1486 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1487 #ifdef HAVE_SYS_TYPES_H
1488 #include <sys/types.h>
1489 #endif
1490 #ifdef HAVE_SYS_BSWAP_H
1491 #include <sys/bswap.h>
1492 #endif
1493 ],
1494 [short a, b; b = bswap16(a); ])],
1495 [AC_MSG_RESULT(yes)
1496  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1497 ],
1498 [AC_MSG_RESULT(no)])
1499
1500 AC_MSG_CHECKING([for bswap32])
1501 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1502 #include <sys/types.h>
1503 #endif
1504 #ifdef HAVE_SYS_BSWAP_H
1505 #include <sys/bswap.h>
1506 #endif
1507 ],
1508 [int a, b; b = bswap32(a); ])],
1509 [AC_MSG_RESULT(yes)
1510  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1511 ],
1512 [AC_MSG_RESULT(no)])
1513
1514 case $AFS_SYSNAME in
1515 *hp_ux* | *hpux*)
1516    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1517    ;;
1518 *)
1519    AC_MSG_CHECKING([for positional I/O])
1520    if test "$ac_cv_func_pread" = "yes" && \
1521            test "$ac_cv_func_pwrite" = "yes"; then
1522       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1523       AC_MSG_RESULT(yes)
1524    else
1525      AC_MSG_RESULT(no)
1526    fi
1527    AC_MSG_CHECKING([for vectored positional I/O])
1528    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1529                "$ac_cv_func_pwritev" = "yes" -a \
1530                "$ac_cv_func_preadv64" = "yes" -a \
1531                "$ac_cv_func_pwritev64" = "yes"],
1532          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1533           AC_MSG_RESULT(yes)],
1534          [AC_MSG_RESULT(no)])
1535    ;;
1536 esac
1537
1538 AC_MSG_CHECKING([for POSIX regex library])
1539 if test "$ac_cv_header_regex_h" = "yes" && \
1540         test "$ac_cv_func_regcomp" = "yes" && \
1541         test "$ac_cv_func_regexec" = "yes" && \
1542         test "$ac_cv_func_regerror" = "yes"; then
1543     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1544     AC_MSG_RESULT(yes)
1545 else
1546     AC_MSG_RESULT(no)
1547 fi
1548
1549 AC_TYPE_SIGNAL
1550 OPENAFS_RETSIGTYPE
1551 AC_CHECK_SIZEOF(void *)
1552 AC_CHECK_SIZEOF(unsigned long long)
1553 AC_CHECK_SIZEOF(unsigned long)
1554 AC_CHECK_SIZEOF(unsigned int)
1555 AC_TYPE_INTPTR_T
1556 AC_TYPE_UINTPTR_T
1557 AC_TYPE_SSIZE_T
1558 AC_CHECK_TYPE([sig_atomic_t],[],
1559     [AC_DEFINE([sig_atomic_t], [int],
1560         [Define to int if <signal.h> does not define.])],
1561 [#include <sys/types.h>
1562 #include <signal.h>])
1563 AC_CHECK_TYPE([socklen_t],[],
1564     [AC_DEFINE([socklen_t], [int],
1565         [Define to int if <sys/socket.h> does not define.])],
1566 [#include <sys/types.h>
1567 #include <sys/socket.h>])
1568 AC_CHECK_TYPES(off64_t)
1569 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1570 AC_CHECK_TYPES([struct winsize], [], [], [
1571 #ifdef HAVE_TERMIOS_H
1572 # include <termios.h>
1573 #else
1574 # include <sys/termios.h>
1575 #endif
1576 #include <sys/ioctl.h>])
1577 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1578                 struct sockaddr_storage],
1579                [], [], [
1580 #include <sys/types.h>
1581 #include <sys/socket.h>
1582 ])
1583 AC_CHECK_TYPES([sa_family_t], [], [], [
1584 #include <sys/types.h>
1585 #include <sys/socket.h>
1586 ])
1587 AC_CHECK_TYPES([struct addrinfo], [], [], [
1588 #include <sys/types.h>
1589 #ifdef HAVE_NETDB_H
1590 #include <netdb.h>
1591 #endif
1592 ])
1593 AC_CHECK_TYPES([long long], [], [], [])
1594
1595 AC_SIZEOF_TYPE(long)
1596
1597 AC_HEADER_PAM_CONST
1598
1599
1600 dnl Directory PATH handling
1601 if test "x$enable_transarc_paths" = "xyes"  ; then
1602     afsconfdir=${afsconfdir=/usr/afs/etc}
1603     viceetcdir=${viceetcdir=/usr/vice/etc}
1604     afskerneldir=${afskerneldir=${viceetcdir}}
1605     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1606     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1607     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1608     afsdbdir=${afsdbdir=/usr/afs/db}
1609     afslogsdir=${afslogsdir=/usr/afs/logs}
1610     afslocaldir=${afslocaldir=/usr/afs/local}
1611     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1612     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1613     afsdatadir=${afsdatadir=/usr/vice/etc}
1614 else
1615     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1616     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1617     afskerneldir=${afskerneldir='${libdir}/openafs'}
1618     afssrvbindir=${afssrvbindir='${bindir}'}
1619     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1620     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1621     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1622     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1623     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1624     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1625     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1626     afsdatadir=${afsdatadir='${datadir}/openafs'}
1627 fi
1628 AC_SUBST(afsconfdir)
1629 AC_SUBST(viceetcdir)
1630 AC_SUBST(afskerneldir)
1631 AC_SUBST(afssrvbindir)
1632 AC_SUBST(afssrvsbindir)
1633 AC_SUBST(afssrvlibexecdir)
1634 AC_SUBST(afsdbdir)
1635 AC_SUBST(afslogsdir)
1636 AC_SUBST(afslocaldir)
1637 AC_SUBST(afsbackupdir)
1638 AC_SUBST(afsbosconfigdir)
1639 AC_SUBST(afsdatadir)
1640
1641 if test "x$enable_kernel_module" = "xyes"; then
1642 ENABLE_KERNEL_MODULE=libafs
1643 fi
1644
1645 if test "x$enable_pthreaded_ubik" = "xyes"; then
1646 ENABLE_PTHREADED_UBIK=yes
1647 fi
1648
1649 AC_SUBST(VFSCK)
1650 AC_SUBST(AFS_SYSNAME)
1651 AC_SUBST(AFS_PARAM_COMMON)
1652 AC_SUBST(ENABLE_KERNEL_MODULE)
1653 AC_SUBST(ENABLE_PTHREADED_UBIK)
1654 AC_SUBST(LIB_AFSDB)
1655 AC_SUBST(LINUX_KERNEL_PATH)
1656 AC_SUBST(LINUX_KERNEL_BUILD)
1657 AC_SUBST(HOST_CPU)
1658 AC_SUBST(BSD_KERNEL_PATH)
1659 AC_SUBST(BSD_KERNEL_BUILD)
1660 AC_SUBST(LINUX_VERSION)
1661 AC_SUBST(MKAFS_OSTYPE)
1662 AC_SUBST(TOP_OBJDIR)
1663 AC_SUBST(TOP_SRCDIR)
1664 AC_SUBST(TOP_INCDIR)
1665 AC_SUBST(TOP_LIBDIR)
1666 AC_SUBST(DEST)
1667 AC_SUBST(DARWIN_INFOFILE)
1668 AC_SUBST(IRIX_BUILD_IP35)
1669 AC_SUBST(HTML_XSL)
1670 AC_SUBST(XSLTPROC)
1671
1672 OPENAFS_OSCONF
1673 OPENAFS_FUSE
1674
1675 TOP_SRCDIR="${srcdir}/src"
1676 dnl
1677 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1678 dnl
1679 case $TOP_SRCDIR in
1680         /*)
1681                 ;;
1682         *)
1683                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1684                 ;;
1685 esac
1686
1687 TOP_OBJDIR="${SRCDIR_PARENT}"
1688 TOP_INCDIR="${SRCDIR_PARENT}/include"
1689 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1690 if test "${DEST}x" = "x"; then
1691         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1692 fi
1693
1694 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1695 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1696 AC_SUBST(HELPER_SPLINT)
1697 AC_SUBST(HELPER_SPLINTCFG)
1698
1699 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1700
1701 dnl Check to see if crypt lives in a different library
1702 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1703 AC_SUBST(LIB_crypt)
1704
1705 dnl Check to see if the compiler support labels in structs
1706 AC_MSG_CHECKING(for label support in structs)
1707 AC_TRY_COMPILE([], [
1708 extern void osi_UFSOpen(void);
1709 struct labeltest {
1710    void (*open) (void);
1711 };
1712 struct labeltest struct_labeltest = {
1713    .open       = osi_UFSOpen,
1714 }
1715 ],
1716 [AC_MSG_RESULT(yes)
1717  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
1718 ],
1719 [AC_MSG_RESULT(no)
1720 ])
1721
1722 AC_MSG_CHECKING([checking for dirfd])
1723 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1724 #ifdef HAVE_DIRENT_H
1725 #include <dirent.h>
1726 #endif
1727 ]],
1728         [[DIR *d = 0; dirfd(d);]])],
1729         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
1730 if test "$ac_rk_have_dirfd" = "yes" ; then
1731         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
1732 fi
1733 AC_MSG_RESULT($ac_rk_have_dirfd)
1734
1735 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
1736 #ifdef HAVE_DIRENT_H
1737 #include <dirent.h>
1738 #endif])
1739
1740 dnl Eventually, this will look for the system one, or for OpenSSL
1741 LIB_hcrypto="-lafshcrypto"
1742 LDFLAGS_hcrypto="-L\$(TOP_LIBDIR)"
1743 AC_SUBST(LIB_hcrypto)
1744 AC_SUBST(LDFLAGS_hcrypto)
1745 ])
1746
1747 AC_DEFUN([SUMMARY], [
1748     # Print a configuration summary
1749 echo
1750 echo "**************************************"
1751 echo configure summary
1752 echo
1753 AS_IF([test $LIB_curses],[
1754 echo "LIB_curses :                $LIB_curses" ],[
1755 echo "XXX LIB_curses  not found! not building scout and afsmonitor!"
1756 ])
1757 echo
1758 echo "**************************************"
1759 ])