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 AC_ARG_WITH([xslt-processor],
 234         AS_HELP_STRING([--with-xslt-processor=ARG],
 235         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
 236         [XSLTPROC="$withval"],
 237         AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo]))
 238
 239 AC_ARG_WITH([html-xsl],
 240         AS_HELP_STRING([--with-html-xsl],
 241         [build HTML documentation using this stylesheet (default is html/chunk.dsl; specify either html/chunk.xsl or html/docbook.xsl)]),
 242         [HTML_XSL="$withval"],
 243         [HTML_XSL="html/chunk.xsl"])
 244
 245 AC_ARG_WITH([docbook2pdf],
 246         AS_HELP_STRING([--with-docbook2pdf=ARG],
 247         [which Docbook to PDF utility to use (possible choices are: fop, docbook2pdf, dblatex)]),
 248         [DOCBOOK2PDF="$withval"],
 249         AC_CHECK_PROGS([DOCBOOK2PDF], [fop docbook2pdf dblatex], [echo]))
 250
 251 AC_ARG_WITH([docbook-stylesheets],
 252         AS_HELP_STRING([--with-docbook-stylesheets=ARG],
 253         [location of DocBook stylesheets (default is to search a set of likely paths)]),
 254         [DOCBOOK_STYLESHEETS="$withval"],
 255         OPENAFS_SEARCH_DIRLIST([DOCBOOK_STYLESHEETS], [/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/xml/docbook/xsl-stylesheets /usr/share/sgml/docbook/docbook-xsl-stylesheets /usr/share/sgml/docbook/xsl-stylesheets /usr/share/docbook-xsl /usr/share/sgml/docbkxsl /usr/local/share/xsl/docbook /sw/share/xml/xsl/docbook-xsl /opt/local/share/xsl/docbook-xsl], [$HTML_XSL])
 256         if test "x$DOCBOOK_STYLESHEETS" == "x"; then
 257                 AC_WARN([Docbook stylesheets not found; some documentation can't be built])
 258         fi)
 259
 260 enable_login="no"
 261
 262 dnl weird ass systems
 263 dnl AC_AIX
 264 AC_ISC_POSIX
 265 dnl AC_MINIX
 266
 267 dnl Various compiler setup.
 268 AC_TYPE_PID_T
 269 AC_TYPE_SIZE_T
 270
 271 dnl Checks for programs.
 272 AC_PROG_INSTALL
 273 AC_PROG_LN_S
 274 AC_PROG_RANLIB
 275 AC_PROG_YACC
 276 AM_PROG_LEX
 277 dnl if we are flex, be lex-compatible
 278 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
 279
 280 OPENAFS_FORCE_ABS_INSTALL
 281 OPENAFS_CHECK_BIGENDIAN
 282 OPENAFS_PRINTF_TAKES_Z_LEN
 283
 284 AC_MSG_CHECKING(your OS)
 285 system=$host
 286 case $system in
 287         *-linux*)
 288
 289                 MKAFS_OSTYPE=LINUX
 290                 if test "x$enable_redhat_buildsys" = "xyes"; then
 291                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 292                 fi
 293                 if test "x$enable_kernel_module" = "xyes"; then
 294                  if test "x$with_linux_kernel_headers" != "x"; then
 295                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 296                  else
 297                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 298                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 299                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 300                    fi
 301                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 302                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 303                    fi
 304                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 305                      LINUX_KERNEL_PATH="/usr/src/linux"
 306                    fi
 307                  fi
 308                  if test "x$with_linux_kernel_build" != "x"; then
 309                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 310                  else
 311                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 312                  fi
 313                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
 314                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 315                    LINUX_VERSION="$linux_kvers"
 316                  else
 317                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 318                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 319                      LINUX_VERSION="$linux_kvers"
 320                    else
 321                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 322                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 323                        if test "x$linux_kvers" = "x"; then
 324                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 325                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 326                            if test "x$linux_kvers" = "x"; then
 327                              AC_MSG_ERROR(Linux headers lack version definition [2])
 328                              exit 1
 329                            else
 330                              LINUX_VERSION="$linux_kvers"
 331                            fi
 332                          else
 333                            AC_MSG_ERROR(Linux headers lack version definition)
 334                            exit 1
 335                          fi
 336                        else
 337                          LINUX_VERSION="$linux_kvers"
 338                        fi
 339                      else
 340                        enable_kernel_module="no"
 341                      fi
 342                    fi
 343                  fi
 344                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
 345                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 346                      enable_kernel_module="no"
 347                  fi
 348                  if test "x$enable_kernel_module" = "xno"; then
 349                   if test "x$with_linux_kernel_headers" != "x"; then
 350                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 351                    exit 1
 352                   else
 353                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 354                   fi
 355                  fi
 356                  dnl do we need to determine SUBARCH from autoconf.h
 357                  SUBARCH=default
 358                 fi
 359                 AC_MSG_RESULT(linux)
 360                 if test "x$enable_kernel_module" = "xyes"; then
 361                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 362                  if test "x${AFS_SYSKVERS}" = "x"; then
 363                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 364                  fi
 365                 fi
 366                 ;;
 367         *-solaris*)
 368                 MKAFS_OSTYPE=SOLARIS
 369                 AC_MSG_RESULT(sun4)
 370                 AC_PATH_PROG(SOLARISCC, [cc], ,
 371                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin])
 372                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 373                 SOLARIS_FS_HAS_FS_ROLLED
 374                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
 375                 ;;
 376         *-sunos*)
 377                 MKAFS_OSTYPE=SUNOS
 378                 enable_kernel_module=no
 379                 AC_MSG_RESULT(sun4)
 380                 ;;
 381         *-hpux*)
 382                 MKAFS_OSTYPE=HPUX
 383                 AC_MSG_RESULT(hp_ux)
 384                 if test -f "/usr/old/usr/include/ndir.h"; then
 385                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 386                 fi
 387                 ;;
 388         *-irix*)
 389                 if test -d /usr/include/sys/SN/SN1; then
 390                  IRIX_BUILD_IP35="IP35"
 391                 fi
 392                 MKAFS_OSTYPE=IRIX
 393                 AC_MSG_RESULT(sgi)
 394                 ;;
 395         *-aix*)
 396                 MKAFS_OSTYPE=AIX
 397                 AC_MSG_RESULT(rs_aix)
 398                 ;;
 399         arm-*-darwin*)
 400                 MKAFS_OSTYPE=DARWIN
 401                 AC_MSG_RESULT(arm_darwin)
 402                 ;;
 403         powerpc-*-darwin*)
 404                 MKAFS_OSTYPE=DARWIN
 405                 AC_MSG_RESULT(ppc_darwin)
 406                 ;;
 407         i386-*-darwin*)
 408                 MKAFS_OSTYPE=DARWIN
 409                 AC_MSG_RESULT(x86_darwin)
 410                 ;;
 411         x86_64-*-darwin*)
 412                 MKAFS_OSTYPE=DARWIN
 413                 AC_MSG_RESULT(x86_darwin)
 414                 ;;
 415         i386-*-freebsd*)
 416                 MKAFS_OSTYPE=FBSD
 417                 AC_MSG_RESULT(i386_fbsd)
 418                 ;;
 419         x86_64-*-freebsd*)
 420                 MKAFS_OSTYPE=FBSD
 421                 AC_MSG_RESULT(amd64_fbsd)
 422                 ;;
 423         *-netbsd*)
 424                 MKAFS_OSTYPE=NBSD
 425                 AC_MSG_RESULT(nbsd)
 426                 ;;
 427         x86_64-*-openbsd*)
 428                 MKAFS_OSTYPE=OBSD
 429                 AC_MSG_RESULT(amd64_obsd)
 430                 ;;
 431         i386-*-openbsd*)
 432                 MKAFS_OSTYPE=OBSD
 433                 AC_MSG_RESULT(i386_obsd)
 434                 ;;
 435         *-dragonfly*)
 436                 MKAFS_OSTYPE=DFBSD
 437                 AC_MSG_RESULT(i386_dfbsd)
 438                 ;;
 439         *)
 440                 AC_MSG_RESULT($system)
 441                 ;;
 442 esac
 443
 444 if test "x$with_afs_sysname" != "x"; then
 445         AFS_SYSNAME="$with_afs_sysname"
 446 else
 447         AC_MSG_CHECKING(your AFS sysname)
 448         case $host in
 449                 i?86-*-openbsd?.?)
 450                         v=${host#*openbsd}
 451                         vM=${v%.*}
 452                         vm=${v#*.}
 453                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 454                         ;;
 455                 sparc64-*-openbsd?.?)
 456                         v=${host#*openbsd}
 457                         vM=${v%.*}
 458                         vm=${v#*.}
 459                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 460                         ;;
 461                 x86_64-*-openbsd?.?)
 462                         v=${host#*openbsd}
 463                         vM=${v%.*}
 464                         vm=${v#*.}
 465                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
 466                         ;;
 467                 i?86-*-freebsd?.*)
 468                         v=${host#*freebsd}
 469                         vM=${v%.*}
 470                         vm=${v#*.}
 471                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 472                         ;;
 473                 x86_64-*-freebsd?.*)
 474                         v=${host#*freebsd}
 475                         vM=${v%.*}
 476                         vm=${v#*.}
 477                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 478                         ;;
 479                 i386-*-dragonfly?.*)
 480                         v=${host#*dragonfly}
 481                         vM=${v%.*}
 482                         vm=${v#*.}
 483                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
 484                         ;;
 485                 i?86-*-netbsd*1.6[[M-Z]]*)
 486                         AFS_SYSNAME="i386_nbsd20"
 487                         ;;
 488                 powerpc-*-netbsd*1.6[[M-Z]]*)
 489                         AFS_SYSNAME="ppc_nbsd20"
 490                         ;;
 491                 *-*-netbsd*)
 492                         arch=${host%%-unknown*}
 493                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
 494                                                -e 's/powerpc/ppc/g')
 495                         v=${host#*netbsd}
 496                         v=${v#*aout}
 497                         v=${v#*ecoff}
 498                         v=${v#*elf}
 499                         vM=${v%%.*}
 500                         vM=${vM%.*}
 501                         v=${v#*.}
 502                         vm=${v%%.*}
 503                         vm=${vm%.*}
 504                         vm=${vm%%[[_A-Z]]*}
 505                         if test $vm -eq 99 ; then
 506                                 vM=$((vM+1))
 507                         fi
 508                         if test $vM -gt 1 ; then
 509                                 vm=0
 510                         fi
 511                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
 512                         ;;
 513                 hppa*-hp-hpux11.0*)
 514                         AFS_SYSNAME="hp_ux110"
 515                         ;;
 516                 hppa*-hp-hpux11.11)
 517                         AFS_SYSNAME="hp_ux11i"
 518                         ;;
 519                 hppa*-hp-hpux11.23)
 520                         AFS_SYSNAME="hp_ux1123"
 521                         ;;
 522                 ia64-hp-hpux11.22)
 523                         AFS_SYSNAME="ia64_hpux1122"
 524                         ;;
 525                 ia64-hp-hpux*)
 526                         AFS_SYSNAME="ia64_hpux1123"
 527                         ;;
 528                 hppa*-hp-hpux10*)
 529                         AFS_SYSNAME="hp_ux102"
 530                         ;;
 531                 powerpc-apple-darwin7*)
 532                         AFS_SYSNAME="ppc_darwin_70"
 533                         OSXSDK="macosx10.3"
 534                         ;;
 535                 powerpc-apple-darwin8.*)
 536                         AFS_SYSNAME="ppc_darwin_80"
 537                         OSXSDK="macosx10.4"
 538                         ;;
 539                 i386-apple-darwin8.*)
 540                         AFS_SYSNAME="x86_darwin_80"
 541                         OSXSDK="macosx10.4"
 542                         ;;
 543                 powerpc-apple-darwin9.*)
 544                         AFS_SYSNAME="ppc_darwin_90"
 545                         OSXSDK="macosx10.5"
 546                         ;;
 547                 i386-apple-darwin9.*)
 548                         AFS_SYSNAME="x86_darwin_90"
 549                         OSXSDK="macosx10.5"
 550                         ;;
 551                 i?86-apple-darwin10.*)
 552                         AFS_SYSNAME="x86_darwin_100"
 553                         OSXSDK="macosx10.6"
 554                         ;;
 555                 x86_64-apple-darwin10.*)
 556                         AFS_SYSNAME="x86_darwin_100"
 557                         OSXSDK="macosx10.6"
 558                         ;;
 559                 arm-apple-darwin10.*)
 560                         AFS_SYSNAME="arm_darwin_100"
 561                         OSXSDK="iphoneos4.0"
 562                         ;;
 563                 x86_64-apple-darwin11.*)
 564                         AFS_SYSNAME="x86_darwin_110"
 565                         OSXSDK="macosx10.7"
 566                         ;;
 567                 i?86-apple-darwin11.*)
 568                         AFS_SYSNAME="x86_darwin_110"
 569                         OSXSDK="macosx10.7"
 570                         ;;
 571                 sparc-sun-solaris2.8)
 572                         AFS_SYSNAME="sun4x_58"
 573                         ;;
 574                 sparc-sun-solaris2.9)
 575                         AFS_SYSNAME="sun4x_59"
 576                         ;;
 577                 sparc-sun-solaris2.10)
 578                         AFS_SYSNAME="sun4x_510"
 579                         ;;
 580                 sparc-sun-solaris2.11)
 581                         AFS_SYSNAME="sun4x_511"
 582                         ;;
 583                 sparc-sun-sunos4*)
 584                         AFS_SYSNAME="sun4_413"
 585                         enable_login="yes"
 586                         ;;
 587                 i386-pc-solaris2.8)
 588                         AFS_SYSNAME="sunx86_58"
 589                         ;;
 590                 i386-pc-solaris2.9)
 591                         AFS_SYSNAME="sunx86_59"
 592                         ;;
 593                 i386-pc-solaris2.10)
 594                         AFS_SYSNAME="sunx86_510"
 595                         ;;
 596                 i386-pc-solaris2.11)
 597                         AFS_SYSNAME="sunx86_511"
 598                         ;;
 599                 alpha*-dec-osf4.0*)
 600                         AFS_SYSNAME="alpha_dux40"
 601                         ;;
 602                 alpha*-dec-osf5.0*)
 603                         AFS_SYSNAME="alpha_dux50"
 604                         ;;
 605                 alpha*-dec-osf5.1*)
 606                         AFS_SYSNAME="alpha_dux51"
 607                         ;;
 608                 mips-sgi-irix6.5)
 609                         AFS_SYSNAME="sgi_65"
 610                         ;;
 611                 ia64-*-linux*)
 612                         AFS_SYSNAME="ia64_linuxXX"
 613                         ;;
 614                 powerpc-*-linux*)
 615                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 616                         ;;
 617                 powerpc64-*-linux*)
 618                         AFS_SYSNAME="ppc64_linuxXX"
 619                         ;;
 620                 alpha*-linux*)
 621                         AFS_SYSNAME="alpha_linux_XX"
 622                         ;;
 623                 s390-*-linux*)
 624                         AFS_SYSNAME="s390_linuxXX"
 625                         ;;
 626                 s390x-*-linux*)
 627                         AFS_SYSNAME="s390x_linuxXX"
 628                         ;;
 629                 sparc-*-linux*)
 630                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 631                         ;;
 632                 sparc64-*-linux*)
 633                         AFS_SYSNAME="sparc64_linuxXX"
 634                         ;;
 635                 i?86-*-linux*)
 636                         AFS_SYSNAME="i386_linuxXX"
 637                         ;;
 638                 arm*-linux*)
 639                         AFS_SYSNAME="arm_linuxXX"
 640                         ;;
 641                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 642                         AFS_SYSNAME="parisc_linuxXX"
 643                         enable_pam="no"
 644                         ;;
 645                 power*-ibm-aix4.2*)
 646                         AFS_SYSNAME="rs_aix42"
 647                         enable_pam="no"
 648                         ;;
 649                 power*-ibm-aix4.3*)
 650                         AFS_SYSNAME="rs_aix42"
 651                         enable_pam="no"
 652                         ;;
 653                 power*-ibm-aix5.1*)
 654                         AFS_SYSNAME="rs_aix51"
 655                         enable_pam="no"
 656                         ;;
 657                 power*-ibm-aix5.2*)
 658                         AFS_SYSNAME="rs_aix52"
 659                         enable_pam="no"
 660                         ;;
 661                 power*-ibm-aix5.3*)
 662                         AFS_SYSNAME="rs_aix53"
 663                         enable_pam="no"
 664                         ;;
 665                 power*-ibm-aix6.1*)
 666                         AFS_SYSNAME="rs_aix61"
 667                         enable_pam="no"
 668                         ;;
 669                 x86_64-*-linux-gnu)
 670                         AFS_SYSNAME="amd64_linuxXX"
 671                         enable_pam="yes"
 672                         ;;
 673                 *)
 674                         AC_MSG_ERROR(An AFS sysname is required)
 675                         exit 1
 676                         ;;
 677         esac
 678         case $AFS_SYSNAME in
 679                 *_linux* | *_umlinux*)
 680                         if test "x${AFS_SYSKVERS}" = "x"; then
 681                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 682                         fi
 683                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 684                         AFS_SYSNAME="$_AFS_SYSNAME"
 685                         AC_TRY_KBUILD(
 686                          [],
 687                          [#ifndef CONFIG_USERMODE
 688                           #error not UML
 689                           #endif],
 690                          ac_cv_linux_is_uml=yes,)
 691                         if test "${ac_cv_linux_is_uml}" = yes; then
 692                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 693                         fi
 694                         AFS_SYSNAME="$_AFS_SYSNAME"
 695                         ;;
 696         esac
 697         AC_MSG_RESULT($AFS_SYSNAME)
 698 fi
 699
 700 case $AFS_SYSNAME in
 701         *_darwin*)
 702                 AC_CHECK_HEADERS(crt_externs.h)
 703                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
 704                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
 705                 AC_SUBST(OSXSDK)
 706                 ;;
 707 esac
 708
 709 dnl Some hosts have a separate common param file they should include.  Figure
 710 dnl out if we're on one of them now that we know the sysname.
 711 case $AFS_SYSNAME in
 712     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 713     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 714     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 715     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 716     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 717     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 718     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
 719     *_nbsd60)   AFS_PARAM_COMMON=param.nbsd60.h  ;;
 720     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
 721     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
 722     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
 723     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
 724     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
 725     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
 726     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
 727     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
 728     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
 729     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
 730     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
 731     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
 732     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
 733     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
 734     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
 735     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
 736     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
 737     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
 738     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 739     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 740     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 741 # Linux alpha adds an extra underscore for no good reason.
 742     *_linux_22) AFS_PARAM_COMMON=param.linux22.h ;;
 743     *_linux_24) AFS_PARAM_COMMON=param.linux24.h ;;
 744     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
 745 esac
 746
 747 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 748
 749                 # Add (sub-) architecture-specific paths needed by conftests
 750                 case $AFS_SYSNAME  in
 751                         *_umlinux26)
 752                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 753                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 754                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 755                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 756                 esac
 757
 758                 if test "x$enable_kernel_module" = "xyes"; then
 759                  if test "x$enable_debug_kernel" = "xno"; then
 760                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 761                  fi
 762                  OPENAFS_GCC_SUPPORTS_MARCH
 763                  AC_SUBST(P5PLUS_KOPTS)
 764                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 765                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 766                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 767                  OPENAFS_GCC_SUPPORTS_PIPE
 768                  AC_SUBST(LINUX_GCC_KOPTS)
 769
 770                  dnl Setup the kernel build environment
 771                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 772                  LINUX_KERNEL_COMPILE_WORKS
 773
 774                  dnl Check for header files
 775                  AC_CHECK_LINUX_HEADER([config.h])
 776                  AC_CHECK_LINUX_HEADER([completion.h])
 777                  AC_CHECK_LINUX_HEADER([exportfs.h])
 778                  AC_CHECK_LINUX_HEADER([freezer.h])
 779                  AC_CHECK_LINUX_HEADER([key-type.h])
 780                  AC_CHECK_LINUX_HEADER([semaphore.h])
 781                  AC_CHECK_LINUX_HEADER([seq_file.h])
 782
 783                  dnl Check for structure elements
 784                  AC_CHECK_LINUX_STRUCT([address_space_operations],
 785                                        [write_begin], [fs.h])
 786                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
 787                                        [backing-dev.h])
 788                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
 789                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
 790                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
 791                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
 792                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
 793                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
 794                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
 795                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
 796                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
 797                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
 798                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
 799                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
 800                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
 801                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
 802                                        [fs.h])
 803                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
 804                                        [fs.h])
 805                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
 806                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
 807                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
 808                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
 809                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
 810                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
 811                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
 812                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
 813                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
 814                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
 815                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 816
 817                  dnl Check for typed structure elements
 818                  AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
 819                                              [buf], [fs.h])
 820
 821                  dnl Function existence checks
 822
 823                  AC_CHECK_LINUX_FUNC([bdi_init],
 824                                      [#include <linux/backing-dev.h>],
 825                                      [bdi_init(NULL);])
 826                  AC_CHECK_LINUX_FUNC([PageChecked],
 827                                      [#include <linux/mm.h>
 828 #include <linux/page-flags.h>],
 829                                      [struct page *_page;
 830                                       int bchecked = PageChecked(_page);])
 831                  AC_CHECK_LINUX_FUNC([PageFsMisc],
 832                                      [#include <linux/mm.h>
 833 #include <linux/page-flags.h>],
 834                                      [struct page *_page;
 835                                       int bchecked = PageFsMisc(_page);])
 836                  AC_CHECK_LINUX_FUNC([current_kernel_time],
 837                                      [#include <linux/time.h>],
 838                                      [struct timespec s;
 839                                       s = current_kernel_time();])
 840                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
 841                                      [#include <linux/fs.h>],
 842                                      [d_alloc_anon(NULL);])
 843                  AC_CHECK_LINUX_FUNC([do_sync_read],
 844                                      [#include <linux/fs.h>],
 845                                      [do_sync_read(NULL, NULL, 0, NULL);])
 846                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
 847                                      [#include <linux/sched.h>],
 848                                      [pid_t p; find_task_by_pid(p);])
 849                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
 850                                      [#include <linux/fs.h>],
 851                                      [generic_file_aio_read(NULL,NULL,0,0);])
 852                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
 853                                      [#include <linux/pagemap.h>],
 854                                      [grab_cache_page_write_begin(NULL, 0, 0);])
 855                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
 856                                      [#include <linux/list.h>],
 857                                      [hlist_unhashed(0);])
 858                  AC_CHECK_LINUX_FUNC([i_size_read],
 859                                      [#include <linux/fs.h>],
 860                                      [i_size_read(NULL);])
 861                  AC_CHECK_LINUX_FUNC([inode_setattr],
 862                                      [#include <linux/fs.h>],
 863                                      [inode_setattr(NULL, NULL);])
 864                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
 865                                      [#include <linux/net.h>],
 866                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
 867                  AC_CHECK_LINUX_FUNC([page_follow_link],
 868                                      [#include <linux/fs.h>],
 869                                      [page_follow_link(0,0);])
 870                  AC_CHECK_LINUX_FUNC([page_offset],
 871                                      [#include <linux/pagemap.h>],
 872                                      [page_offset(NULL);])
 873                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
 874                                      [#include <linux/pagevec.h>],
 875                                      [__pagevec_lru_add_file(NULL);])
 876                  AC_CHECK_LINUX_FUNC([path_lookup],
 877                                      [#include <linux/fs.h>
 878                                       #include <linux/namei.h>],
 879                                      [path_lookup(NULL, 0, NULL);])
 880                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
 881                                      [#include <linux/rcupdate.h>],
 882                                      [rcu_read_lock();])
 883                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
 884                                      [#include <linux/splice.h>],
 885                                      [splice_direct_to_actor(NULL,NULL,NULL);])
 886                  AC_CHECK_LINUX_FUNC([svc_addr_in],
 887                                      [#include <linux/sunrpc/svc.h>],
 888                                      [svc_addr_in(NULL);])
 889                  AC_CHECK_LINUX_FUNC([zero_user_segments],
 890                                      [#include <linux/highmem.h>],
 891                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
 892
 893                  dnl Consequences - things which get set as a result of the
 894                  dnl                above tests
 895                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
 896                        [AC_DEFINE([AFS_NONFSTRANS], 1,
 897                                   [define to disable the nfs translator])])
 898
 899                  dnl Assorted more complex tests
 900                  LINUX_EXPORTS_PROC_ROOT_FS
 901                  LINUX_KMEM_CACHE_INIT
 902                  LINUX_HAVE_KMEM_CACHE_T
 903                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 904                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
 905                  LINUX_D_PATH_TAKES_STRUCT_PATH
 906                  LINUX_NEW_EXPORT_OPS
 907                  LINUX_INODE_SETATTR_RETURN_TYPE
 908                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 909                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 910                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
 911                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 912                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 913                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 914                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 915                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
 916                  LINUX_AOP_WRITEBACK_CONTROL
 917                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 918                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 919                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
 920                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
 921                  LINUX_KERNEL_SOCK_CREATE
 922                  LINUX_EXPORTS_KEY_TYPE_KEYRING
 923                  LINUX_NEED_RHCONFIG
 924                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 925                  LINUX_EXPORTS_TASKLIST_LOCK
 926                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 927                  LINUX_STATFS_TAKES_DENTRY
 928                  LINUX_REFRIGERATOR
 929                  LINUX_HAVE_TRY_TO_FREEZE
 930                  LINUX_LINUX_KEYRING_SUPPORT
 931                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 932                  LINUX_KEY_ALLOC_NEEDS_CRED
 933                  LINUX_INIT_WORK_HAS_DATA
 934                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 935                  LINUX_HAVE_DCACHE_LOCK
 936                  LINUX_D_COUNT_IS_INT
 937
 938                  dnl If we are guaranteed that keyrings will work - that is
 939                  dnl  a) The kernel has keyrings enabled
 940                  dnl  b) The code is new enough to give us a key_type_keyring
 941                  dnl then we just disable syscall probing unless we've been
 942                  dnl told otherwise
 943
 944                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
 945                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
 946                           [enable_linux_syscall_probing="no"],
 947                           [enable_linux_syscall_probing="yes"])
 948                  ])
 949
 950                  dnl Syscall probing needs a few tests of its own, and just
 951                  dnl won't work if the kernel doesn't export init_mm
 952                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
 953                    LINUX_EXPORTS_INIT_MM
 954                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
 955                      AC_MSG_ERROR(
 956                        [Can't do syscall probing without exported init_mm])
 957                    ])
 958                    LINUX_EXPORTS_SYS_CHDIR
 959                    LINUX_EXPORTS_SYS_OPEN
 960                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
 961                              [define to enable syscall table probes])
 962                  ])
 963
 964                  dnl Packaging and SMP build
 965                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
 966                    LINUX_WHICH_MODULES
 967                  else
 968                    AC_SUBST(MPS,'SP')
 969                  fi
 970
 971                  dnl Syscall probing
 972                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 973                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
 974                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 975                    ])
 976                    ac_cv_linux_exports_sys_call_table=no
 977                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 978                      ac_cv_linux_exports_ia32_sys_call_table=yes
 979                    fi
 980                  else
 981                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 982                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 983                    LINUX_EXPORTS_SYS_CALL_TABLE
 984                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 985                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 986                          linux_syscall_method=none
 987                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 988                             linux_syscall_method=scan
 989                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 990                                linux_syscall_method=scan_with_kallsyms_address
 991                             fi
 992                          fi
 993                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 994                             linux_syscall_method=kallsyms_symbol
 995                          fi
 996                          if test "x$linux_syscall_method" = "xnone"; then
 997                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
 998                             linux_syscall_method=scan
 999                          fi
1000                    fi
1001                  fi
1002                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1003                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1004                  fi
1005                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1006                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1007                  fi
1008                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1009                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1010                  else
1011                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1012                  fi
1013                 :
1014                 fi
1015 dnl Linux-only, but just enable always.
1016                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1017 esac
1018
1019 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1020     [ac_cv_sync_fetch_and_add],
1021     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1022                     [ac_cv_sync_fetch_and_add=yes],
1023                     [ac_cv_sync_fetch_and_add=no])
1024 ])
1025 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1026       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1027                 [define if your C compiler has __sync_add_and_fetch])])
1028
1029 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1030     [ac_cv_sockaddr_len],
1031     [AC_TRY_COMPILE( [#include <sys/types.h>
1032 #include <sys/socket.h>],
1033                      [struct sockaddr *a; a->sa_len=0;],
1034                      [ac_cv_sockaddr_len=yes],
1035                      [ac_cv_sockaddr_len=no])
1036 ])
1037 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1038       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1039                  [define if you struct sockaddr sa_len])])
1040
1041 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1042         echo Skipping library tests because they confuse Irix.
1043 else
1044   AC_SEARCH_LIBS([socket], [socket inet])
1045   AC_SEARCH_LIBS([connect], [nsl])
1046   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1047
1048   dnl darwin wants it, aix hates it
1049   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1050   AC_TRY_COMPILE([
1051   #include <stdlib.h>
1052   #include <stdio.h>
1053   #include <sys/types.h>
1054   #include <sys/socket.h>
1055   #include <netinet/in.h>
1056   #include <arpa/inet.h>
1057   #include <arpa/nameser.h>
1058   #include <arpa/nameser_compat.h>
1059   #include <resolv.h>
1060   ], [static int i; i = 0;],
1061   [AC_MSG_RESULT(yes)
1062    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1063   [AC_MSG_RESULT(no)
1064    ])
1065
1066   openafs_save_libs="$LIBS"
1067   AC_MSG_CHECKING([for res_search])
1068   AC_FUNC_RES_SEARCH
1069
1070   if test "$ac_cv_func_res_search" = no; then
1071       for lib in dns nsl resolv; do
1072         if test "$ac_cv_func_res_search" != yes; then
1073           LIBS="-l$lib $LIBS"
1074           AC_FUNC_RES_SEARCH
1075           LIBS="$openafs_save_libs"
1076         fi
1077       done
1078       if test "$ac_cv_func_res_search" = yes; then
1079         LIB_AFSDB="-l$lib"
1080         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1081         AC_MSG_RESULT([yes, in lib$lib])
1082       else
1083         AC_MSG_RESULT(no)
1084       fi
1085   else
1086     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1087     AC_MSG_RESULT(yes)
1088   fi
1089
1090 fi
1091
1092 AC_CHECK_RESOLV_RETRANS
1093
1094 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1095     [ac_cv_setsockopt_iprecverr],
1096     [AC_TRY_COMPILE( [
1097 #include <sys/types.h>
1098 #include <sys/socket.h>
1099 #include <netinet/in.h>],
1100 [int on=1;
1101 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1102         [ac_cv_setsockopt_iprecverr=yes],
1103         [ac_cv_setsockopt_iprecverr=no])])
1104
1105 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1106       [AC_DEFINE(ADAPT_PMTU_RECVERR, 1,
1107                  [define if asynchronous socket errors can be received])])
1108
1109 PTHREAD_LIBS=error
1110 if test "x$MKAFS_OSTYPE" = OBSD; then
1111         PTHREAD_LIBS="-pthread"
1112 fi
1113 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1114         PTHREAD_LIBS="-pthread"
1115 fi
1116 if test "x$PTHREAD_LIBS" = xerror; then
1117         AC_CHECK_LIB(pthread, pthread_attr_init,
1118                 PTHREAD_LIBS="-lpthread")
1119 fi
1120 if test "x$PTHREAD_LIBS" = xerror; then
1121         AC_CHECK_LIB(pthreads, pthread_attr_init,
1122                 PTHREAD_LIBS="-lpthreads")
1123 fi
1124 if test "x$PTHREAD_LIBS" = xerror; then
1125         AC_CHECK_LIB(c_r, pthread_attr_init,
1126                 PTHREAD_LIBS="-lc_r")
1127 fi
1128 if test "x$PTHREAD_LIBS" = xerror; then
1129         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1130 fi
1131 if test "x$PTHREAD_LIBS" = xerror; then
1132         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1133         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1134                 PTHREAD_LIBS="-lpthread")
1135 fi
1136 if test "x$PTHREAD_LIBS" = xerror; then
1137         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1138 fi
1139 AC_SUBST(PTHREAD_LIBS)
1140
1141 HOST_CPU="$host_cpu"
1142
1143 if test "x$with_bsd_kernel_headers" != "x"; then
1144         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1145 else
1146         BSD_KERNEL_PATH="/usr/src/sys"
1147 fi
1148
1149 if test "x$with_bsd_kernel_build" != "x"; then
1150         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1151 else
1152         case $AFS_SYSNAME in
1153                 *_fbsd_*)
1154                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1155                         ;;
1156                 *_nbsd*)
1157                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1158         esac
1159 fi
1160
1161 # Fast restart
1162 if test "$enable_supergroups" = "yes"; then
1163         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1164 fi
1165
1166 if test "$enable_bitmap_later" = "yes"; then
1167         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1168 fi
1169
1170 if test "$enable_unix_sockets" = "yes"; then
1171         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1172         USE_UNIX_SOCKETS="yes"
1173 else
1174         USE_UNIX_SOCKETS="no"
1175 fi
1176 AC_SUBST(USE_UNIX_SOCKETS)
1177
1178 dnl if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1179 dnl     AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1180 dnl fi
1181
1182 if test "$enable_namei_fileserver" = "yes"; then
1183         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1184         VFSCK=""
1185 else
1186         if test "$enable_namei_fileserver" = "default"; then
1187                 case $host in
1188                         *-solaris2.10*)
1189                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1190                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1191                                 VFSCK=""
1192                                 ;;
1193                         *-solaris2.11*)
1194                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1195                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1196                                 VFSCK=""
1197                                 ;;
1198                         *)
1199                                 VFSCK="vfsck"
1200                                 ;;
1201                 esac
1202         else
1203                 VFSCK="vfsck"
1204         fi
1205 fi
1206
1207 dnl check for tivoli
1208 AC_MSG_CHECKING(for tivoli tsm butc support)
1209 XBSA_CFLAGS=""
1210 if test "$enable_tivoli_tsm" = "yes"; then
1211         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1212         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1213         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1214         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1215
1216         if test -r "$XBSADIR3/dsmapifp.h"; then
1217                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1218                 XBSA_XLIBS="-ldl"
1219                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1220         elif test -r "$XBSADIR4/dsmapifp.h"; then
1221                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1222                 XBSA_XLIBS="-ldl"
1223                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1224         elif test -r "$XBSADIR1/xbsa.h"; then
1225                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1226                 XBSA_XLIBS=""
1227                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1228         elif test -r "$XBSADIR2/xbsa.h"; then
1229                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1230                 XBSA_XLIBS=""
1231                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1232         else
1233                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1234         fi
1235 else
1236         AC_MSG_RESULT([no])
1237 fi
1238 AC_SUBST(XBSA_CFLAGS)
1239 AC_SUBST(XBSA_XLIBS)
1240
1241 dnl checks for header files.
1242 AC_HEADER_STDC
1243 AC_HEADER_SYS_WAIT
1244 AC_HEADER_DIRENT
1245 AC_CHECK_HEADERS([ \
1246                    arpa/inet.h \
1247                    arpa/nameser.h \
1248                    curses.h\
1249                    direct.h \
1250                    et/com_err.h \
1251                    errno.h \
1252                    fcntl.h \
1253                    grp.h \
1254                    math.h \
1255                    mntent.h \
1256                    ncurses.h \
1257                    netdb.h \
1258                    netinet/in.h \
1259                    pwd.h \
1260                    regex.h \
1261                    resolv.h \
1262                    security/pam_appl.h \
1263                    signal.h \
1264                    stdint.h \
1265                    stdio_ext.h \
1266                    stdlib.h \
1267                    string.h \
1268                    strings.h \
1269                    sys/bitypes.h \
1270                    sys/bswap.h \
1271                    sys/dk.h \
1272                    sys/fcntl.h \
1273                    sys/file.h \
1274                    sys/fs_types.h \
1275                    sys/fstyp.h \
1276                    sys/ioctl.h \
1277                    sys/ipc.h \
1278                    sys/lockf.h \
1279                    sys/map.h \
1280                    sys/mount.h \
1281                    sys/mntent.h \
1282                    sys/mnttab.h \
1283                    sys/pag.h \
1284                    sys/param.h \
1285                    sys/resource.h \
1286                    sys/select.h \
1287                    sys/statfs.h \
1288                    sys/statvfs.h \
1289                    sys/socket.h \
1290                    sys/sysctl.h \
1291                    sys/time.h \
1292                    sys/types.h \
1293                    sys/uio.h \
1294                    sys/un.h \
1295                    sys/vfs.h \
1296                    syslog.h \
1297                    termios.h \
1298                    time.h \
1299                    ucontext.h \
1300                    unistd.h \
1301                    windows.h \
1302                 ])
1303 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1304 #ifdef HAVE_SYS_SOCKET_H
1305 # include <sys/socket.h>
1306 #endif])
1307
1308 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1309 #ifdef HAVE_NET_IF_H
1310 # include <net/if.h>
1311 #endif])
1312
1313 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1314 #ifdef HAVE_SECURITY_PAM_APPL_H
1315 # include <security/pam_appl.h>
1316 #endif])
1317
1318 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1319
1320 AC_CHECK_TYPES([fsblkcnt_t],,,[
1321 #include <sys/types.h>
1322 #ifdef HAVE_SYS_BITYPES_H
1323 #include <sys/bitypes.h>
1324 #endif
1325 #ifdef HAVE_SYS_STATFS_H
1326 #include <sys/statfs.h>
1327 #endif
1328 #ifdef HAVE_SYS_STATVFS_H
1329 #include <sys/statvfs.h>
1330 #endif
1331 ])
1332
1333 dnl check for curses-lib
1334 save_LIBS=$LIBS
1335 AC_CHECK_LIB( [ncurses], [setupterm],
1336 [LIB_curses=-lncurses],
1337     [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1338         [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])
1339     ])
1340 ])
1341 LIBS=$save_LIBS
1342 AC_SUBST(LIB_curses)
1343
1344 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1345
1346 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1347 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1348         case $AFS_SYSNAME in
1349         sgi_*)
1350                 HAVE_PAM="no"
1351                 ;;
1352         *)
1353                 HAVE_PAM="yes"
1354                 ;;
1355         esac
1356 else
1357         HAVE_PAM="no"
1358 fi
1359 AC_SUBST(HAVE_PAM)
1360
1361 if test "$enable_login" = yes; then
1362         BUILD_LOGIN="yes"
1363 else
1364         BUILD_LOGIN="no"
1365 fi
1366 AC_SUBST(BUILD_LOGIN)
1367
1368 AC_CHECK_FUNCS([ \
1369         arc4random \
1370         fcntl \
1371         fseeko64 \
1372         ftello64 \
1373         getcwd \
1374         getegid \
1375         geteuid \
1376         getgid \
1377         getuid \
1378         getprogname \
1379         getrlimit \
1380         issetugid \
1381         mkstemp \
1382         pread \
1383         preadv \
1384         preadv64 \
1385         pwrite \
1386         pwritev \
1387         pwritev64 \
1388         regcomp \
1389         regerror \
1390         regexec \
1391         setitimer \
1392         setprogname \
1393         setvbuf \
1394         sigaction \
1395         strcasestr \
1396         strerror \
1397         sysconf \
1398         sysctl \
1399         timegm \
1400 ])
1401
1402 OPENAFS_ROKEN()
1403 OPENAFS_C_ATTRIBUTE()
1404
1405 dnl Functions that Heimdal's libroken provides, but that we
1406 dnl haven't found a need for yet, and so haven't imported
1407 AC_CHECK_FUNCS([ \
1408         chown \
1409         fchown \
1410         gethostname \
1411         lstat \
1412         inet_aton \
1413         inet_ntop \
1414         inet_pton \
1415         putenv \
1416         readv \
1417         setenv \
1418         strdup \
1419         strftime \
1420         strndup \
1421         strsep \
1422         unsetenv \
1423 ])
1424
1425 dnl Functions that are in objects that we always build from libroken
1426 AC_CHECK_FUNCS([ \
1427         asprintf \
1428         asnprintf \
1429         vasprintf \
1430         vasnprintf \
1431         vsnprintf \
1432         snprintf \
1433 ])
1434
1435 dnl Functions that we're going to try and get from libroken
1436 AC_REPLACE_FUNCS([ \
1437         daemon \
1438         ecalloc \
1439         emalloc \
1440         erealloc \
1441         err \
1442         errx \
1443         flock \
1444         getdtablesize \
1445         getopt \
1446         getprogname \
1447         gettimeofday \
1448         localtime_r \
1449         mkstemp \
1450         strcasecmp \
1451         strlcat \
1452         strnlen \
1453         strlcpy \
1454         strsep \
1455         tdelete \
1456         tfind \
1457         tsearch \
1458         twalk \
1459         verr \
1460         verrx \
1461         vsyslog \
1462         vwarn \
1463         vwarnx \
1464         warn \
1465         warnx \
1466 ])
1467
1468 dnl Headers that we're going to try and get from libroken
1469 AC_CHECK_HEADERS([ \
1470         err.h \
1471         search.h \
1472 ])
1473
1474 AC_CHECK_DECLS([h_errno], [], [], [
1475 #include <sys/types.h>
1476 #ifdef HAVE_NETDB_H
1477 #include <netdb.h>
1478 #endif
1479 ])
1480
1481 AC_HEADER_TIME
1482
1483 ROKEN_HEADERS=
1484 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1485       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1486       [])
1487 AC_SUBST(ROKEN_HEADERS)
1488
1489 dnl Stuff that's harder ...
1490 AC_MSG_CHECKING([for bswap16])
1491 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1492 #ifdef HAVE_SYS_TYPES_H
1493 #include <sys/types.h>
1494 #endif
1495 #ifdef HAVE_SYS_BSWAP_H
1496 #include <sys/bswap.h>
1497 #endif
1498 ],
1499 [short a, b; b = bswap16(a); ])],
1500 [AC_MSG_RESULT(yes)
1501  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1502 ],
1503 [AC_MSG_RESULT(no)])
1504
1505 AC_MSG_CHECKING([for bswap32])
1506 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1507 #include <sys/types.h>
1508 #endif
1509 #ifdef HAVE_SYS_BSWAP_H
1510 #include <sys/bswap.h>
1511 #endif
1512 ],
1513 [int a, b; b = bswap32(a); ])],
1514 [AC_MSG_RESULT(yes)
1515  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1516 ],
1517 [AC_MSG_RESULT(no)])
1518
1519 case $AFS_SYSNAME in
1520 *hp_ux* | *hpux*)
1521    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1522    ;;
1523 *)
1524    AC_MSG_CHECKING([for positional I/O])
1525    if test "$ac_cv_func_pread" = "yes" && \
1526            test "$ac_cv_func_pwrite" = "yes"; then
1527       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1528       AC_MSG_RESULT(yes)
1529    else
1530      AC_MSG_RESULT(no)
1531    fi
1532    AC_MSG_CHECKING([for vectored positional I/O])
1533    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1534                "$ac_cv_func_pwritev" = "yes" -a \
1535                "$ac_cv_func_preadv64" = "yes" -a \
1536                "$ac_cv_func_pwritev64" = "yes"],
1537          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1538           AC_MSG_RESULT(yes)],
1539          [AC_MSG_RESULT(no)])
1540    ;;
1541 esac
1542
1543 AC_MSG_CHECKING([for POSIX regex library])
1544 if test "$ac_cv_header_regex_h" = "yes" && \
1545         test "$ac_cv_func_regcomp" = "yes" && \
1546         test "$ac_cv_func_regexec" = "yes" && \
1547         test "$ac_cv_func_regerror" = "yes"; then
1548     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1549     AC_MSG_RESULT(yes)
1550 else
1551     AC_MSG_RESULT(no)
1552 fi
1553
1554 AC_TYPE_SIGNAL
1555 OPENAFS_RETSIGTYPE
1556 AC_CHECK_SIZEOF(void *)
1557 AC_CHECK_SIZEOF(unsigned long long)
1558 AC_CHECK_SIZEOF(unsigned long)
1559 AC_CHECK_SIZEOF(unsigned int)
1560 AC_TYPE_INTPTR_T
1561 AC_TYPE_UINTPTR_T
1562 AC_TYPE_SSIZE_T
1563 AC_CHECK_TYPE([sig_atomic_t],[],
1564     [AC_DEFINE([sig_atomic_t], [int],
1565         [Define to int if <signal.h> does not define.])],
1566 [#include <sys/types.h>
1567 #include <signal.h>])
1568 AC_CHECK_TYPE([socklen_t],[],
1569     [AC_DEFINE([socklen_t], [int],
1570         [Define to int if <sys/socket.h> does not define.])],
1571 [#include <sys/types.h>
1572 #include <sys/socket.h>])
1573 AC_CHECK_TYPES(off64_t)
1574 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1575 AC_CHECK_TYPES([struct winsize], [], [], [
1576 #ifdef HAVE_TERMIOS_H
1577 # include <termios.h>
1578 #else
1579 # include <sys/termios.h>
1580 #endif
1581 #include <sys/ioctl.h>])
1582 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1583                 struct sockaddr_storage],
1584                [], [], [
1585 #include <sys/types.h>
1586 #include <sys/socket.h>
1587 ])
1588 AC_CHECK_TYPES([sa_family_t], [], [], [
1589 #include <sys/types.h>
1590 #include <sys/socket.h>
1591 ])
1592 AC_CHECK_TYPES([struct addrinfo], [], [], [
1593 #include <sys/types.h>
1594 #ifdef HAVE_NETDB_H
1595 #include <netdb.h>
1596 #endif
1597 ])
1598 AC_CHECK_TYPES([long long], [], [], [])
1599
1600 AC_SIZEOF_TYPE(long)
1601
1602 RRA_HEADER_PAM_CONST
1603
1604
1605 dnl Directory PATH handling
1606 if test "x$enable_transarc_paths" = "xyes"  ; then
1607     afsconfdir=${afsconfdir=/usr/afs/etc}
1608     viceetcdir=${viceetcdir=/usr/vice/etc}
1609     afskerneldir=${afskerneldir=${viceetcdir}}
1610     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1611     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1612     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1613     afsdbdir=${afsdbdir=/usr/afs/db}
1614     afslogsdir=${afslogsdir=/usr/afs/logs}
1615     afslocaldir=${afslocaldir=/usr/afs/local}
1616     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1617     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1618     afsdatadir=${afsdatadir=/usr/vice/etc}
1619 else
1620     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1621     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1622     afskerneldir=${afskerneldir='${libdir}/openafs'}
1623     afssrvbindir=${afssrvbindir='${bindir}'}
1624     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1625     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1626     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1627     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1628     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1629     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1630     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1631     afsdatadir=${afsdatadir='${datadir}/openafs'}
1632 fi
1633 AC_SUBST(afsconfdir)
1634 AC_SUBST(viceetcdir)
1635 AC_SUBST(afskerneldir)
1636 AC_SUBST(afssrvbindir)
1637 AC_SUBST(afssrvsbindir)
1638 AC_SUBST(afssrvlibexecdir)
1639 AC_SUBST(afsdbdir)
1640 AC_SUBST(afslogsdir)
1641 AC_SUBST(afslocaldir)
1642 AC_SUBST(afsbackupdir)
1643 AC_SUBST(afsbosconfigdir)
1644 AC_SUBST(afsdatadir)
1645
1646 if test "x$enable_kernel_module" = "xyes"; then
1647 ENABLE_KERNEL_MODULE=libafs
1648 fi
1649
1650 if test "x$enable_pthreaded_ubik" = "xyes"; then
1651 ENABLE_PTHREADED_UBIK=yes
1652 fi
1653
1654 AC_SUBST(VFSCK)
1655 AC_SUBST(AFS_SYSNAME)
1656 AC_SUBST(AFS_PARAM_COMMON)
1657 AC_SUBST(ENABLE_KERNEL_MODULE)
1658 AC_SUBST(ENABLE_PTHREADED_UBIK)
1659 AC_SUBST(LIB_AFSDB)
1660 AC_SUBST(LINUX_KERNEL_PATH)
1661 AC_SUBST(LINUX_KERNEL_BUILD)
1662 AC_SUBST(HOST_CPU)
1663 AC_SUBST(BSD_KERNEL_PATH)
1664 AC_SUBST(BSD_KERNEL_BUILD)
1665 AC_SUBST(LINUX_VERSION)
1666 AC_SUBST(MKAFS_OSTYPE)
1667 AC_SUBST(TOP_OBJDIR)
1668 AC_SUBST(TOP_SRCDIR)
1669 AC_SUBST(TOP_INCDIR)
1670 AC_SUBST(TOP_LIBDIR)
1671 AC_SUBST(DEST)
1672 AC_SUBST(DARWIN_INFOFILE)
1673 AC_SUBST(IRIX_BUILD_IP35)
1674 AC_SUBST(HTML_XSL)
1675 AC_SUBST(XSLTPROC)
1676 AC_SUBST(DOCBOOK2PDF)
1677 AC_SUBST(DOCBOOK_STYLESHEETS)
1678
1679 OPENAFS_OSCONF
1680 OPENAFS_FUSE
1681
1682 TOP_SRCDIR="${srcdir}/src"
1683 dnl
1684 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1685 dnl
1686 case $TOP_SRCDIR in
1687         /*)
1688                 ;;
1689         *)
1690                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1691                 ;;
1692 esac
1693
1694 TOP_OBJDIR="${SRCDIR_PARENT}"
1695 TOP_INCDIR="${SRCDIR_PARENT}/include"
1696 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1697 if test "${DEST}x" = "x"; then
1698         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1699 fi
1700
1701 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1702 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1703 AC_SUBST(HELPER_SPLINT)
1704 AC_SUBST(HELPER_SPLINTCFG)
1705
1706 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1707
1708 dnl Check to see if crypt lives in a different library
1709 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1710 AC_SUBST(LIB_crypt)
1711
1712 dnl Check to see if the compiler support labels in structs
1713 AC_MSG_CHECKING(for label support in structs)
1714 AC_TRY_COMPILE([], [
1715 extern void osi_UFSOpen(void);
1716 struct labeltest {
1717    void (*open) (void);
1718 };
1719 struct labeltest struct_labeltest = {
1720    .open       = osi_UFSOpen,
1721 }
1722 ],
1723 [AC_MSG_RESULT(yes)
1724  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
1725 ],
1726 [AC_MSG_RESULT(no)
1727 ])
1728
1729 AC_MSG_CHECKING([checking for dirfd])
1730 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1731 #ifdef HAVE_DIRENT_H
1732 #include <dirent.h>
1733 #endif
1734 ]],
1735         [[DIR *d = 0; dirfd(d);]])],
1736         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
1737 if test "$ac_rk_have_dirfd" = "yes" ; then
1738         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
1739 fi
1740 AC_MSG_RESULT($ac_rk_have_dirfd)
1741
1742 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
1743 #ifdef HAVE_DIRENT_H
1744 #include <dirent.h>
1745 #endif])
1746
1747 dnl Eventually, this will look for the system one, or for OpenSSL
1748 LIB_hcrypto="-lafshcrypto"
1749 LDFLAGS_hcrypto="-L\$(TOP_LIBDIR)"
1750 AC_SUBST(LIB_hcrypto)
1751 AC_SUBST(LDFLAGS_hcrypto)
1752 ])
1753
1754 AC_DEFUN([SUMMARY], [
1755     # Print a configuration summary
1756 echo
1757 echo "**************************************"
1758 echo configure summary
1759 echo
1760 AS_IF([test $LIB_curses],[
1761 echo "LIB_curses :                $LIB_curses" ],[
1762 echo "XXX LIB_curses  not found! not building scout and afsmonitor!"
1763 ])
1764 echo
1765 echo "**************************************"
1766 ])