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="$withval",
 237         AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo]))
 238
 239 AC_ARG_WITH([html-xsl],
 240         AS_HELP_STRING([--with-html-xsl],
 241         [build HTML documentation using Norman Walsh's DocBook XSL stylesheets (default is no; specify a path to chunk.xsl or docbook.xsl)]),
 242         HTML_XSL="$withval",
 243         HTML_XSL=no)
 244
 245 AC_ARG_WITH([docbook2pdf],
 246         AS_HELP_STRING([--with-docbook2pdf=ARG],
 247         [which Docbook to PDF utility to use (possible choices are: docbook2pdf, dblatex)]),
 248         DOCBOOK2PDF="$withval",
 249         AC_CHECK_PROGS([DOCBOOK2PDF], [docbook2pdf dblatex], [echo]))
 250
 251 enable_login="no"
 252
 253 dnl weird ass systems
 254 dnl AC_AIX
 255 AC_ISC_POSIX
 256 dnl AC_MINIX
 257
 258 dnl Various compiler setup.
 259 AC_TYPE_PID_T
 260 AC_TYPE_SIZE_T
 261
 262 dnl Checks for programs.
 263 AC_PROG_INSTALL
 264 AC_PROG_LN_S
 265 AC_PROG_RANLIB
 266 AC_PROG_YACC
 267 AM_PROG_LEX
 268 dnl if we are flex, be lex-compatible
 269 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
 270
 271 OPENAFS_FORCE_ABS_INSTALL
 272 OPENAFS_CHECK_BIGENDIAN
 273 OPENAFS_PRINTF_TAKES_Z_LEN
 274
 275 AC_MSG_CHECKING(your OS)
 276 system=$host
 277 case $system in
 278         *-linux*)
 279
 280                 MKAFS_OSTYPE=LINUX
 281                 if test "x$enable_redhat_buildsys" = "xyes"; then
 282                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
 283                 fi
 284                 if test "x$enable_kernel_module" = "xyes"; then
 285                  if test "x$with_linux_kernel_headers" != "x"; then
 286                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
 287                  else
 288                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
 289                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 290                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
 291                    fi
 292                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 293                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
 294                    fi
 295                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
 296                      LINUX_KERNEL_PATH="/usr/src/linux"
 297                    fi
 298                  fi
 299                  if test "x$with_linux_kernel_build" != "x"; then
 300                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
 301                  else
 302                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
 303                  fi
 304                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
 305                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 306                    LINUX_VERSION="$linux_kvers"
 307                  else
 308                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
 309                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 310                      LINUX_VERSION="$linux_kvers"
 311                    else
 312                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
 313                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 314                        if test "x$linux_kvers" = "x"; then
 315                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
 316                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
 317                            if test "x$linux_kvers" = "x"; then
 318                              AC_MSG_ERROR(Linux headers lack version definition [2])
 319                              exit 1
 320                            else
 321                              LINUX_VERSION="$linux_kvers"
 322                            fi
 323                          else
 324                            AC_MSG_ERROR(Linux headers lack version definition)
 325                            exit 1
 326                          fi
 327                        else
 328                          LINUX_VERSION="$linux_kvers"
 329                        fi
 330                      else
 331                        enable_kernel_module="no"
 332                      fi
 333                    fi
 334                  fi
 335                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
 336                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
 337                      enable_kernel_module="no"
 338                  fi
 339                  if test "x$enable_kernel_module" = "xno"; then
 340                   if test "x$with_linux_kernel_headers" != "x"; then
 341                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
 342                    exit 1
 343                   else
 344                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
 345                   fi
 346                  fi
 347                  dnl do we need to determine SUBARCH from autoconf.h
 348                  SUBARCH=default
 349                 fi
 350                 AC_MSG_RESULT(linux)
 351                 if test "x$enable_kernel_module" = "xyes"; then
 352                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
 353                  if test "x${AFS_SYSKVERS}" = "x"; then
 354                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
 355                  fi
 356                 fi
 357                 ;;
 358         *-solaris*)
 359                 MKAFS_OSTYPE=SOLARIS
 360                 AC_MSG_RESULT(sun4)
 361                 AC_PATH_PROG(SOLARISCC, [cc], ,
 362                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin])
 363                 SOLARIS_UFSVFS_HAS_DQRWLOCK
 364                 SOLARIS_FS_HAS_FS_ROLLED
 365                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
 366                 ;;
 367         *-sunos*)
 368                 MKAFS_OSTYPE=SUNOS
 369                 enable_kernel_module=no
 370                 AC_MSG_RESULT(sun4)
 371                 ;;
 372         *-hpux*)
 373                 MKAFS_OSTYPE=HPUX
 374                 AC_MSG_RESULT(hp_ux)
 375                 if test -f "/usr/old/usr/include/ndir.h"; then
 376                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
 377                 fi
 378                 ;;
 379         *-irix*)
 380                 if test -d /usr/include/sys/SN/SN1; then
 381                  IRIX_BUILD_IP35="IP35"
 382                 fi
 383                 MKAFS_OSTYPE=IRIX
 384                 AC_MSG_RESULT(sgi)
 385                 ;;
 386         *-aix*)
 387                 MKAFS_OSTYPE=AIX
 388                 AC_MSG_RESULT(rs_aix)
 389                 ;;
 390         arm-*-darwin*)
 391                 MKAFS_OSTYPE=DARWIN
 392                 AC_MSG_RESULT(arm_darwin)
 393                 ;;
 394         powerpc-*-darwin*)
 395                 MKAFS_OSTYPE=DARWIN
 396                 AC_MSG_RESULT(ppc_darwin)
 397                 ;;
 398         i386-*-darwin*)
 399                 MKAFS_OSTYPE=DARWIN
 400                 AC_MSG_RESULT(x86_darwin)
 401                 ;;
 402         x86_64-*-darwin*)
 403                 MKAFS_OSTYPE=DARWIN
 404                 AC_MSG_RESULT(x86_darwin)
 405                 ;;
 406         i386-*-freebsd*)
 407                 MKAFS_OSTYPE=FBSD
 408                 AC_MSG_RESULT(i386_fbsd)
 409                 ;;
 410         x86_64-*-freebsd*)
 411                 MKAFS_OSTYPE=FBSD
 412                 AC_MSG_RESULT(amd64_fbsd)
 413                 ;;
 414         *-netbsd*)
 415                 MKAFS_OSTYPE=NBSD
 416                 AC_MSG_RESULT(nbsd)
 417                 ;;
 418         x86_64-*-openbsd*)
 419                 MKAFS_OSTYPE=OBSD
 420                 AC_MSG_RESULT(amd64_obsd)
 421                 ;;
 422         i386-*-openbsd*)
 423                 MKAFS_OSTYPE=OBSD
 424                 AC_MSG_RESULT(i386_obsd)
 425                 ;;
 426         *-dragonfly*)
 427                 MKAFS_OSTYPE=DFBSD
 428                 AC_MSG_RESULT(i386_dfbsd)
 429                 ;;
 430         *)
 431                 AC_MSG_RESULT($system)
 432                 ;;
 433 esac
 434
 435 if test "x$with_afs_sysname" != "x"; then
 436         AFS_SYSNAME="$with_afs_sysname"
 437 else
 438         AC_MSG_CHECKING(your AFS sysname)
 439         case $host in
 440                 i?86-*-openbsd?.?)
 441                         v=${host#*openbsd}
 442                         vM=${v%.*}
 443                         vm=${v#*.}
 444                         AFS_SYSNAME="i386_obsd${vM}${vm}"
 445                         ;;
 446                 sparc64-*-openbsd?.?)
 447                         v=${host#*openbsd}
 448                         vM=${v%.*}
 449                         vm=${v#*.}
 450                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
 451                         ;;
 452                 x86_64-*-openbsd?.?)
 453                         v=${host#*openbsd}
 454                         vM=${v%.*}
 455                         vm=${v#*.}
 456                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
 457                         ;;
 458                 i?86-*-freebsd?.*)
 459                         v=${host#*freebsd}
 460                         vM=${v%.*}
 461                         vm=${v#*.}
 462                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
 463                         ;;
 464                 x86_64-*-freebsd?.*)
 465                         v=${host#*freebsd}
 466                         vM=${v%.*}
 467                         vm=${v#*.}
 468                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
 469                         ;;
 470                 i386-*-dragonfly?.*)
 471                         v=${host#*dragonfly}
 472                         vM=${v%.*}
 473                         vm=${v#*.}
 474                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
 475                         ;;
 476                 i?86-*-netbsd*1.6[[M-Z]]*)
 477                         AFS_SYSNAME="i386_nbsd20"
 478                         ;;
 479                 powerpc-*-netbsd*1.6[[M-Z]]*)
 480                         AFS_SYSNAME="ppc_nbsd20"
 481                         ;;
 482                 *-*-netbsd*)
 483                         arch=${host%%-unknown*}
 484                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
 485                                                -e 's/powerpc/ppc/g')
 486                         v=${host#*netbsd}
 487                         v=${v#*aout}
 488                         v=${v#*ecoff}
 489                         v=${v#*elf}
 490                         vM=${v%%.*}
 491                         vM=${vM%.*}
 492                         v=${v#*.}
 493                         vm=${v%%.*}
 494                         vm=${vm%.*}
 495                         vm=${vm%%[[_A-Z]]*}
 496                         if test $vm -eq 99 ; then
 497                                 vM=$((vM+1))
 498                         fi
 499                         if test $vM -gt 1 ; then
 500                                 vm=0
 501                         fi
 502                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
 503                         ;;
 504                 hppa*-hp-hpux11.0*)
 505                         AFS_SYSNAME="hp_ux110"
 506                         ;;
 507                 hppa*-hp-hpux11.11)
 508                         AFS_SYSNAME="hp_ux11i"
 509                         ;;
 510                 hppa*-hp-hpux11.23)
 511                         AFS_SYSNAME="hp_ux1123"
 512                         ;;
 513                 ia64-hp-hpux11.22)
 514                         AFS_SYSNAME="ia64_hpux1122"
 515                         ;;
 516                 ia64-hp-hpux*)
 517                         AFS_SYSNAME="ia64_hpux1123"
 518                         ;;
 519                 hppa*-hp-hpux10*)
 520                         AFS_SYSNAME="hp_ux102"
 521                         ;;
 522                 powerpc-apple-darwin7*)
 523                         AFS_SYSNAME="ppc_darwin_70"
 524                         OSXSDK="macosx10.3"
 525                         ;;
 526                 powerpc-apple-darwin8.*)
 527                         AFS_SYSNAME="ppc_darwin_80"
 528                         OSXSDK="macosx10.4"
 529                         ;;
 530                 i386-apple-darwin8.*)
 531                         AFS_SYSNAME="x86_darwin_80"
 532                         OSXSDK="macosx10.4"
 533                         ;;
 534                 powerpc-apple-darwin9.*)
 535                         AFS_SYSNAME="ppc_darwin_90"
 536                         OSXSDK="macosx10.5"
 537                         ;;
 538                 i386-apple-darwin9.*)
 539                         AFS_SYSNAME="x86_darwin_90"
 540                         OSXSDK="macosx10.5"
 541                         ;;
 542                 i?86-apple-darwin10.*)
 543                         AFS_SYSNAME="x86_darwin_100"
 544                         OSXSDK="macosx10.6"
 545                         ;;
 546                 x86_64-apple-darwin10.*)
 547                         AFS_SYSNAME="x86_darwin_100"
 548                         OSXSDK="macosx10.6"
 549                         ;;
 550                 arm-apple-darwin10.*)
 551                         AFS_SYSNAME="arm_darwin_100"
 552                         OSXSDK="iphoneos4.0"
 553                         ;;
 554                 x86_64-apple-darwin11.*)
 555                         AFS_SYSNAME="x86_darwin_110"
 556                         OSXSDK="macosx10.7"
 557                         ;;
 558                 i?86-apple-darwin11.*)
 559                         AFS_SYSNAME="x86_darwin_110"
 560                         OSXSDK="macosx10.7"
 561                         ;;
 562                 sparc-sun-solaris2.5*)
 563                         AFS_SYSNAME="sun4x_55"
 564                         enable_login="yes"
 565                         ;;
 566                 sparc-sun-solaris2.6)
 567                         AFS_SYSNAME="sun4x_56"
 568                         ;;
 569                 sparc-sun-solaris2.7)
 570                         AFS_SYSNAME="sun4x_57"
 571                         ;;
 572                 sparc-sun-solaris2.8)
 573                         AFS_SYSNAME="sun4x_58"
 574                         ;;
 575                 sparc-sun-solaris2.9)
 576                         AFS_SYSNAME="sun4x_59"
 577                         ;;
 578                 sparc-sun-solaris2.10)
 579                         AFS_SYSNAME="sun4x_510"
 580                         ;;
 581                 sparc-sun-solaris2.11)
 582                         AFS_SYSNAME="sun4x_511"
 583                         ;;
 584                 sparc-sun-sunos4*)
 585                         AFS_SYSNAME="sun4_413"
 586                         enable_login="yes"
 587                         ;;
 588                 i386-pc-solaris2.7)
 589                         AFS_SYSNAME="sunx86_57"
 590                         ;;
 591                 i386-pc-solaris2.8)
 592                         AFS_SYSNAME="sunx86_58"
 593                         ;;
 594                 i386-pc-solaris2.9)
 595                         AFS_SYSNAME="sunx86_59"
 596                         ;;
 597                 i386-pc-solaris2.10)
 598                         AFS_SYSNAME="sunx86_510"
 599                         ;;
 600                 i386-pc-solaris2.11)
 601                         AFS_SYSNAME="sunx86_511"
 602                         ;;
 603                 alpha*-dec-osf4.0*)
 604                         AFS_SYSNAME="alpha_dux40"
 605                         ;;
 606                 alpha*-dec-osf5.0*)
 607                         AFS_SYSNAME="alpha_dux50"
 608                         ;;
 609                 alpha*-dec-osf5.1*)
 610                         AFS_SYSNAME="alpha_dux51"
 611                         ;;
 612                 mips-sgi-irix6.5)
 613                         AFS_SYSNAME="sgi_65"
 614                         ;;
 615                 ia64-*-linux*)
 616                         AFS_SYSNAME="ia64_linuxXX"
 617                         ;;
 618                 powerpc-*-linux*)
 619                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 620                         ;;
 621                 powerpc64-*-linux*)
 622                         AFS_SYSNAME="ppc64_linuxXX"
 623                         ;;
 624                 alpha*-linux*)
 625                         AFS_SYSNAME="alpha_linux_XX"
 626                         ;;
 627                 s390-*-linux*)
 628                         AFS_SYSNAME="s390_linuxXX"
 629                         ;;
 630                 s390x-*-linux*)
 631                         AFS_SYSNAME="s390x_linuxXX"
 632                         ;;
 633                 sparc-*-linux*)
 634                         AFS_SYSNAME="`/bin/arch`_linuxXX"
 635                         ;;
 636                 sparc64-*-linux*)
 637                         AFS_SYSNAME="sparc64_linuxXX"
 638                         ;;
 639                 i?86-*-linux*)
 640                         AFS_SYSNAME="i386_linuxXX"
 641                         ;;
 642                 arm*-linux*)
 643                         AFS_SYSNAME="arm_linuxXX"
 644                         ;;
 645                 parisc-*-linux-gnu|hppa-*-linux-gnu)
 646                         AFS_SYSNAME="parisc_linuxXX"
 647                         enable_pam="no"
 648                         ;;
 649                 power*-ibm-aix4.2*)
 650                         AFS_SYSNAME="rs_aix42"
 651                         enable_pam="no"
 652                         ;;
 653                 power*-ibm-aix4.3*)
 654                         AFS_SYSNAME="rs_aix42"
 655                         enable_pam="no"
 656                         ;;
 657                 power*-ibm-aix5.1*)
 658                         AFS_SYSNAME="rs_aix51"
 659                         enable_pam="no"
 660                         ;;
 661                 power*-ibm-aix5.2*)
 662                         AFS_SYSNAME="rs_aix52"
 663                         enable_pam="no"
 664                         ;;
 665                 power*-ibm-aix5.3*)
 666                         AFS_SYSNAME="rs_aix53"
 667                         enable_pam="no"
 668                         ;;
 669                 power*-ibm-aix6.1*)
 670                         AFS_SYSNAME="rs_aix61"
 671                         enable_pam="no"
 672                         ;;
 673                 x86_64-*-linux-gnu)
 674                         AFS_SYSNAME="amd64_linuxXX"
 675                         enable_pam="yes"
 676                         ;;
 677                 *)
 678                         AC_MSG_ERROR(An AFS sysname is required)
 679                         exit 1
 680                         ;;
 681         esac
 682         case $AFS_SYSNAME in
 683                 *_linux* | *_umlinux*)
 684                         if test "x${AFS_SYSKVERS}" = "x"; then
 685                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
 686                         fi
 687                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
 688                         AFS_SYSNAME="$_AFS_SYSNAME"
 689                         AC_TRY_KBUILD(
 690                          [],
 691                          [#ifndef CONFIG_USERMODE
 692                           #error not UML
 693                           #endif],
 694                          ac_cv_linux_is_uml=yes,)
 695                         if test "${ac_cv_linux_is_uml}" = yes; then
 696                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
 697                         fi
 698                         AFS_SYSNAME="$_AFS_SYSNAME"
 699                         ;;
 700         esac
 701         AC_MSG_RESULT($AFS_SYSNAME)
 702 fi
 703
 704 case $AFS_SYSNAME in
 705         *_darwin*)
 706                 AC_CHECK_HEADERS(crt_externs.h)
 707                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
 708                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
 709                 AC_SUBST(OSXSDK)
 710                 ;;
 711 esac
 712
 713 dnl Some hosts have a separate common param file they should include.  Figure
 714 dnl out if we're on one of them now that we know the sysname.
 715 case $AFS_SYSNAME in
 716     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
 717     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
 718     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
 719     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
 720     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
 721     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
 722     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
 723     *_nbsd60)   AFS_PARAM_COMMON=param.nbsd60.h  ;;
 724     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
 725     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
 726     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
 727     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
 728     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
 729     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
 730     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
 731     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
 732     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
 733     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
 734     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
 735     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
 736     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
 737     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
 738     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
 739     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
 740     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
 741     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
 742     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
 743     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
 744     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
 745 # Linux alpha adds an extra underscore for no good reason.
 746     *_linux_22) AFS_PARAM_COMMON=param.linux22.h ;;
 747     *_linux_24) AFS_PARAM_COMMON=param.linux24.h ;;
 748     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
 749 esac
 750
 751 case $AFS_SYSNAME in *_linux* | *_umlinux*)
 752
 753                 # Add (sub-) architecture-specific paths needed by conftests
 754                 case $AFS_SYSNAME  in
 755                         *_umlinux26)
 756                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
 757                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
 758                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
 759                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
 760                 esac
 761
 762                 if test "x$enable_kernel_module" = "xyes"; then
 763                  if test "x$enable_debug_kernel" = "xno"; then
 764                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
 765                  fi
 766                  OPENAFS_GCC_SUPPORTS_MARCH
 767                  AC_SUBST(P5PLUS_KOPTS)
 768                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
 769                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
 770                  OPENAFS_GCC_SUPPORTS_NO_COMMON
 771                  OPENAFS_GCC_SUPPORTS_PIPE
 772                  AC_SUBST(LINUX_GCC_KOPTS)
 773
 774                  dnl Setup the kernel build environment
 775                  LINUX_KBUILD_USES_EXTRA_CFLAGS
 776                  LINUX_KERNEL_COMPILE_WORKS
 777
 778                  dnl Check for header files
 779                  AC_CHECK_LINUX_HEADER([config.h])
 780                  AC_CHECK_LINUX_HEADER([completion.h])
 781                  AC_CHECK_LINUX_HEADER([exportfs.h])
 782                  AC_CHECK_LINUX_HEADER([freezer.h])
 783                  AC_CHECK_LINUX_HEADER([key-type.h])
 784                  AC_CHECK_LINUX_HEADER([semaphore.h])
 785                  AC_CHECK_LINUX_HEADER([seq_file.h])
 786
 787                  dnl Check for structure elements
 788                  AC_CHECK_LINUX_STRUCT([address_space_operations],
 789                                        [write_begin], [fs.h])
 790                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
 791                                        [backing-dev.h])
 792                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
 793                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
 794                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
 795                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
 796                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
 797                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
 798                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
 799                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
 800                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
 801                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
 802                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
 803                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
 804                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
 805                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
 806                                        [fs.h])
 807                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
 808                                        [fs.h])
 809                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
 810                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
 811                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
 812                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
 813                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
 814                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
 815                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
 816                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
 817                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
 818                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
 819                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
 820
 821                  dnl Check for typed structure elements
 822                  AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
 823                                              [buf], [fs.h])
 824
 825                  dnl Function existence checks
 826
 827                  AC_CHECK_LINUX_FUNC([bdi_init],
 828                                      [#include <linux/backing-dev.h>],
 829                                      [bdi_init(NULL);])
 830                  AC_CHECK_LINUX_FUNC([PageChecked],
 831                                      [#include <linux/mm.h>
 832 #include <linux/page-flags.h>],
 833                                      [struct page *_page;
 834                                       int bchecked = PageChecked(_page);])
 835                  AC_CHECK_LINUX_FUNC([PageFsMisc],
 836                                      [#include <linux/mm.h>
 837 #include <linux/page-flags.h>],
 838                                      [struct page *_page;
 839                                       int bchecked = PageFsMisc(_page);])
 840                  AC_CHECK_LINUX_FUNC([current_kernel_time],
 841                                      [#include <linux/time.h>],
 842                                      [struct timespec s;
 843                                       s = current_kernel_time();])
 844                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
 845                                      [#include <linux/fs.h>],
 846                                      [d_alloc_anon(NULL);])
 847                  AC_CHECK_LINUX_FUNC([do_sync_read],
 848                                      [#include <linux/fs.h>],
 849                                      [do_sync_read(NULL, NULL, 0, NULL);])
 850                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
 851                                      [#include <linux/sched.h>],
 852                                      [pid_t p; find_task_by_pid(p);])
 853                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
 854                                      [#include <linux/fs.h>],
 855                                      [generic_file_aio_read(NULL,NULL,0,0);])
 856                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
 857                                      [#include <linux/pagemap.h>],
 858                                      [grab_cache_page_write_begin(NULL, 0, 0);])
 859                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
 860                                      [#include <linux/list.h>],
 861                                      [hlist_unhashed(0);])
 862                  AC_CHECK_LINUX_FUNC([i_size_read],
 863                                      [#include <linux/fs.h>],
 864                                      [i_size_read(NULL);])
 865                  AC_CHECK_LINUX_FUNC([inode_setattr],
 866                                      [#include <linux/fs.h>],
 867                                      [inode_setattr(NULL, NULL);])
 868                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
 869                                      [#include <linux/net.h>],
 870                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
 871                  AC_CHECK_LINUX_FUNC([page_follow_link],
 872                                      [#include <linux/fs.h>],
 873                                      [page_follow_link(0,0);])
 874                  AC_CHECK_LINUX_FUNC([page_offset],
 875                                      [#include <linux/pagemap.h>],
 876                                      [page_offset(NULL);])
 877                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
 878                                      [#include <linux/pagevec.h>],
 879                                      [__pagevec_lru_add_file(NULL);])
 880                  AC_CHECK_LINUX_FUNC([path_lookup],
 881                                      [#include <linux/fs.h>
 882                                       #include <linux/namei.h>],
 883                                      [path_lookup(NULL, 0, NULL);])
 884                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
 885                                      [#include <linux/rcupdate.h>],
 886                                      [rcu_read_lock();])
 887                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
 888                                      [#include <linux/splice.h>],
 889                                      [splice_direct_to_actor(NULL,NULL,NULL);])
 890                  AC_CHECK_LINUX_FUNC([svc_addr_in],
 891                                      [#include <linux/sunrpc/svc.h>],
 892                                      [svc_addr_in(NULL);])
 893                  AC_CHECK_LINUX_FUNC([zero_user_segments],
 894                                      [#include <linux/highmem.h>],
 895                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
 896
 897                  dnl Consequences - things which get set as a result of the
 898                  dnl                above tests
 899                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
 900                        [AC_DEFINE([AFS_NONFSTRANS], 1,
 901                                   [define to disable the nfs translator])])
 902
 903                  dnl Assorted more complex tests
 904                  LINUX_EXPORTS_PROC_ROOT_FS
 905                  LINUX_KMEM_CACHE_INIT
 906                  LINUX_HAVE_KMEM_CACHE_T
 907                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
 908                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
 909                  LINUX_D_PATH_TAKES_STRUCT_PATH
 910                  LINUX_NEW_EXPORT_OPS
 911                  LINUX_INODE_SETATTR_RETURN_TYPE
 912                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
 913                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
 914                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
 915                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
 916                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
 917                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
 918                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
 919                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
 920                  LINUX_AOP_WRITEBACK_CONTROL
 921                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
 922                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
 923                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
 924                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
 925                  LINUX_KERNEL_SOCK_CREATE
 926                  LINUX_EXPORTS_KEY_TYPE_KEYRING
 927                  LINUX_NEED_RHCONFIG
 928                  LINUX_RECALC_SIGPENDING_ARG_TYPE
 929                  LINUX_EXPORTS_TASKLIST_LOCK
 930                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
 931                  LINUX_STATFS_TAKES_DENTRY
 932                  LINUX_REFRIGERATOR
 933                  LINUX_HAVE_TRY_TO_FREEZE
 934                  LINUX_LINUX_KEYRING_SUPPORT
 935                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
 936                  LINUX_KEY_ALLOC_NEEDS_CRED
 937                  LINUX_INIT_WORK_HAS_DATA
 938                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
 939                  LINUX_HAVE_DCACHE_LOCK
 940                  LINUX_D_COUNT_IS_INT
 941
 942                  dnl If we are guaranteed that keyrings will work - that is
 943                  dnl  a) The kernel has keyrings enabled
 944                  dnl  b) The code is new enough to give us a key_type_keyring
 945                  dnl then we just disable syscall probing unless we've been
 946                  dnl told otherwise
 947
 948                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
 949                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
 950                           [enable_linux_syscall_probing="no"],
 951                           [enable_linux_syscall_probing="yes"])
 952                  ])
 953
 954                  dnl Syscall probing needs a few tests of its own, and just
 955                  dnl won't work if the kernel doesn't export init_mm
 956                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
 957                    LINUX_EXPORTS_INIT_MM
 958                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
 959                      AC_MSG_ERROR(
 960                        [Can't do syscall probing without exported init_mm])
 961                    ])
 962                    LINUX_EXPORTS_SYS_CHDIR
 963                    LINUX_EXPORTS_SYS_OPEN
 964                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
 965                              [define to enable syscall table probes])
 966                  ])
 967
 968                  dnl Packaging and SMP build
 969                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
 970                    LINUX_WHICH_MODULES
 971                  else
 972                    AC_SUBST(MPS,'SP')
 973                  fi
 974
 975                  dnl Syscall probing
 976                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
 977                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
 978                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
 979                    ])
 980                    ac_cv_linux_exports_sys_call_table=no
 981                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
 982                      ac_cv_linux_exports_ia32_sys_call_table=yes
 983                    fi
 984                  else
 985                    LINUX_EXPORTS_KALLSYMS_ADDRESS
 986                    LINUX_EXPORTS_KALLSYMS_SYMBOL
 987                    LINUX_EXPORTS_SYS_CALL_TABLE
 988                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
 989                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
 990                          linux_syscall_method=none
 991                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
 992                             linux_syscall_method=scan
 993                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
 994                                linux_syscall_method=scan_with_kallsyms_address
 995                             fi
 996                          fi
 997                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
 998                             linux_syscall_method=kallsyms_symbol
 999                          fi
1000                          if test "x$linux_syscall_method" = "xnone"; then
1001                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1002                             linux_syscall_method=scan
1003                          fi
1004                    fi
1005                  fi
1006                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1007                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1008                  fi
1009                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1010                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1011                  fi
1012                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1013                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1014                  else
1015                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1016                  fi
1017                 :
1018                 fi
1019 dnl Linux-only, but just enable always.
1020                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1021 esac
1022
1023 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1024     [ac_cv_sync_fetch_and_add],
1025     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1026                     [ac_cv_sync_fetch_and_add=yes],
1027                     [ac_cv_sync_fetch_and_add=no])
1028 ])
1029 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1030       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1031                 [define if your C compiler has __sync_add_and_fetch])])
1032
1033 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1034     [ac_cv_sockaddr_len],
1035     [AC_TRY_COMPILE( [#include <sys/types.h>
1036 #include <sys/socket.h>],
1037                      [struct sockaddr *a; a->sa_len=0;],
1038                      [ac_cv_sockaddr_len=yes],
1039                      [ac_cv_sockaddr_len=no])
1040 ])
1041 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1042       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1043                  [define if you struct sockaddr sa_len])])
1044
1045 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1046         echo Skipping library tests because they confuse Irix.
1047 else
1048   AC_SEARCH_LIBS([socket], [socket inet])
1049   AC_SEARCH_LIBS([connect], [nsl])
1050   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1051
1052   dnl darwin wants it, aix hates it
1053   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1054   AC_TRY_COMPILE([
1055   #include <stdlib.h>
1056   #include <stdio.h>
1057   #include <sys/types.h>
1058   #include <sys/socket.h>
1059   #include <netinet/in.h>
1060   #include <arpa/inet.h>
1061   #include <arpa/nameser.h>
1062   #include <arpa/nameser_compat.h>
1063   #include <resolv.h>
1064   ], [static int i; i = 0;],
1065   [AC_MSG_RESULT(yes)
1066    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1067   [AC_MSG_RESULT(no)
1068    ])
1069
1070   openafs_save_libs="$LIBS"
1071   AC_MSG_CHECKING([for res_search])
1072   AC_FUNC_RES_SEARCH
1073
1074   if test "$ac_cv_func_res_search" = no; then
1075       for lib in dns nsl resolv; do
1076         if test "$ac_cv_func_res_search" != yes; then
1077           LIBS="-l$lib $LIBS"
1078           AC_FUNC_RES_SEARCH
1079           LIBS="$openafs_save_libs"
1080         fi
1081       done
1082       if test "$ac_cv_func_res_search" = yes; then
1083         LIB_AFSDB="-l$lib"
1084         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1085         AC_MSG_RESULT([yes, in lib$lib])
1086       else
1087         AC_MSG_RESULT(no)
1088       fi
1089   else
1090     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1091     AC_MSG_RESULT(yes)
1092   fi
1093
1094 fi
1095
1096 AC_CHECK_RESOLV_RETRANS
1097
1098 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1099     [ac_cv_setsockopt_iprecverr],
1100     [AC_TRY_COMPILE( [
1101 #include <sys/types.h>
1102 #include <sys/socket.h>
1103 #include <netinet/in.h>],
1104 [int on=1;
1105 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1106         [ac_cv_setsockopt_iprecverr=yes],
1107         [ac_cv_setsockopt_iprecverr=no])])
1108
1109 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1110       [AC_DEFINE(ADAPT_PMTU_RECVERR, 1,
1111                  [define if asynchronous socket errors can be received])])
1112
1113 PTHREAD_LIBS=error
1114 if test "x$MKAFS_OSTYPE" = OBSD; then
1115         PTHREAD_LIBS="-pthread"
1116 fi
1117 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1118         PTHREAD_LIBS="-pthread"
1119 fi
1120 if test "x$PTHREAD_LIBS" = xerror; then
1121         AC_CHECK_LIB(pthread, pthread_attr_init,
1122                 PTHREAD_LIBS="-lpthread")
1123 fi
1124 if test "x$PTHREAD_LIBS" = xerror; then
1125         AC_CHECK_LIB(pthreads, pthread_attr_init,
1126                 PTHREAD_LIBS="-lpthreads")
1127 fi
1128 if test "x$PTHREAD_LIBS" = xerror; then
1129         AC_CHECK_LIB(c_r, pthread_attr_init,
1130                 PTHREAD_LIBS="-lc_r")
1131 fi
1132 if test "x$PTHREAD_LIBS" = xerror; then
1133         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1134 fi
1135 if test "x$PTHREAD_LIBS" = xerror; then
1136         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1137         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1138                 PTHREAD_LIBS="-lpthread")
1139 fi
1140 if test "x$PTHREAD_LIBS" = xerror; then
1141         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1142 fi
1143 AC_SUBST(PTHREAD_LIBS)
1144
1145 HOST_CPU="$host_cpu"
1146
1147 if test "x$with_bsd_kernel_headers" != "x"; then
1148         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1149 else
1150         BSD_KERNEL_PATH="/usr/src/sys"
1151 fi
1152
1153 if test "x$with_bsd_kernel_build" != "x"; then
1154         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1155 else
1156         case $AFS_SYSNAME in
1157                 *_fbsd_*)
1158                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1159                         ;;
1160                 *_nbsd*)
1161                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1162         esac
1163 fi
1164
1165 # Fast restart
1166 if test "$enable_supergroups" = "yes"; then
1167         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1168 fi
1169
1170 if test "$enable_bitmap_later" = "yes"; then
1171         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1172 fi
1173
1174 if test "$enable_unix_sockets" = "yes"; then
1175         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1176         USE_UNIX_SOCKETS="yes"
1177 else
1178         USE_UNIX_SOCKETS="no"
1179 fi
1180 AC_SUBST(USE_UNIX_SOCKETS)
1181
1182 dnl if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1183 dnl     AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1184 dnl fi
1185
1186 if test "$enable_namei_fileserver" = "yes"; then
1187         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1188         VFSCK=""
1189 else
1190         if test "$enable_namei_fileserver" = "default"; then
1191                 case $host in
1192                         *-solaris2.10*)
1193                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1194                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1195                                 VFSCK=""
1196                                 ;;
1197                         *-solaris2.11*)
1198                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1199                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1200                                 VFSCK=""
1201                                 ;;
1202                         *)
1203                                 VFSCK="vfsck"
1204                                 ;;
1205                 esac
1206         else
1207                 VFSCK="vfsck"
1208         fi
1209 fi
1210
1211 dnl check for tivoli
1212 AC_MSG_CHECKING(for tivoli tsm butc support)
1213 XBSA_CFLAGS=""
1214 if test "$enable_tivoli_tsm" = "yes"; then
1215         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1216         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1217         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1218         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1219
1220         if test -r "$XBSADIR3/dsmapifp.h"; then
1221                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1222                 XBSA_XLIBS="-ldl"
1223                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1224         elif test -r "$XBSADIR4/dsmapifp.h"; then
1225                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1226                 XBSA_XLIBS="-ldl"
1227                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1228         elif test -r "$XBSADIR1/xbsa.h"; then
1229                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1230                 XBSA_XLIBS=""
1231                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1232         elif test -r "$XBSADIR2/xbsa.h"; then
1233                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1234                 XBSA_XLIBS=""
1235                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1236         else
1237                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1238         fi
1239 else
1240         AC_MSG_RESULT([no])
1241 fi
1242 AC_SUBST(XBSA_CFLAGS)
1243 AC_SUBST(XBSA_XLIBS)
1244
1245 dnl checks for header files.
1246 AC_HEADER_STDC
1247 AC_HEADER_SYS_WAIT
1248 AC_HEADER_DIRENT
1249 AC_CHECK_HEADERS([ \
1250                    arpa/inet.h \
1251                    arpa/nameser.h \
1252                    curses.h\
1253                    direct.h \
1254                    et/com_err.h \
1255                    errno.h \
1256                    fcntl.h \
1257                    grp.h \
1258                    math.h \
1259                    mntent.h \
1260                    ncurses.h \
1261                    netdb.h \
1262                    netinet/in.h \
1263                    pwd.h \
1264                    regex.h \
1265                    resolv.h \
1266                    security/pam_appl.h \
1267                    signal.h \
1268                    stdint.h \
1269                    stdio_ext.h \
1270                    stdlib.h \
1271                    string.h \
1272                    strings.h \
1273                    sys/bitypes.h \
1274                    sys/bswap.h \
1275                    sys/dk.h \
1276                    sys/fcntl.h \
1277                    sys/file.h \
1278                    sys/fs_types.h \
1279                    sys/fstyp.h \
1280                    sys/ioctl.h \
1281                    sys/ipc.h \
1282                    sys/lockf.h \
1283                    sys/map.h \
1284                    sys/mount.h \
1285                    sys/mntent.h \
1286                    sys/mnttab.h \
1287                    sys/pag.h \
1288                    sys/param.h \
1289                    sys/resource.h \
1290                    sys/select.h \
1291                    sys/statfs.h \
1292                    sys/statvfs.h \
1293                    sys/socket.h \
1294                    sys/sysctl.h \
1295                    sys/time.h \
1296                    sys/types.h \
1297                    sys/uio.h \
1298                    sys/un.h \
1299                    sys/vfs.h \
1300                    syslog.h \
1301                    termios.h \
1302                    time.h \
1303                    ucontext.h \
1304                    unistd.h \
1305                    windows.h \
1306                 ])
1307 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1308 #ifdef HAVE_SYS_SOCKET_H
1309 # include <sys/socket.h>
1310 #endif])
1311
1312 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1313 #ifdef HAVE_NET_IF_H
1314 # include <net/if.h>
1315 #endif])
1316
1317 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1318 #ifdef HAVE_SECURITY_PAM_APPL_H
1319 # include <security/pam_appl.h>
1320 #endif])
1321
1322 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1323
1324 AC_CHECK_TYPES([fsblkcnt_t],,,[
1325 #include <sys/types.h>
1326 #ifdef HAVE_SYS_BITYPES_H
1327 #include <sys/bitypes.h>
1328 #endif
1329 #ifdef HAVE_SYS_STATFS_H
1330 #include <sys/statfs.h>
1331 #endif
1332 #ifdef HAVE_SYS_STATVFS_H
1333 #include <sys/statvfs.h>
1334 #endif
1335 ])
1336
1337 dnl check for curses-lib
1338 save_LIBS=$LIBS
1339 AC_CHECK_LIB( [ncurses], [setupterm],
1340 [LIB_curses=-lncurses],
1341     [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1342         [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])
1343     ])
1344 ])
1345 LIBS=$save_LIBS
1346 AC_SUBST(LIB_curses)
1347
1348 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1349
1350 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1351 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1352         case $AFS_SYSNAME in
1353         sgi_*)
1354                 HAVE_PAM="no"
1355                 ;;
1356         *)
1357                 HAVE_PAM="yes"
1358                 ;;
1359         esac
1360 else
1361         HAVE_PAM="no"
1362 fi
1363 AC_SUBST(HAVE_PAM)
1364
1365 if test "$enable_login" = yes; then
1366         BUILD_LOGIN="yes"
1367 else
1368         BUILD_LOGIN="no"
1369 fi
1370 AC_SUBST(BUILD_LOGIN)
1371
1372 AC_CHECK_FUNCS([ \
1373         arc4random \
1374         fcntl \
1375         fseeko64 \
1376         ftello64 \
1377         getcwd \
1378         getegid \
1379         geteuid \
1380         getgid \
1381         getuid \
1382         getprogname \
1383         getrlimit \
1384         issetugid \
1385         mkstemp \
1386         pread \
1387         preadv \
1388         preadv64 \
1389         pwrite \
1390         pwritev \
1391         pwritev64 \
1392         regcomp \
1393         regerror \
1394         regexec \
1395         setitimer \
1396         setprogname \
1397         setvbuf \
1398         sigaction \
1399         strcasestr \
1400         strerror \
1401         sysconf \
1402         sysctl \
1403         timegm \
1404 ])
1405
1406 OPENAFS_ROKEN()
1407 OPENAFS_C_ATTRIBUTE()
1408
1409 dnl Functions that Heimdal's libroken provides, but that we
1410 dnl haven't found a need for yet, and so haven't imported
1411 AC_CHECK_FUNCS([ \
1412         chown \
1413         fchown \
1414         gethostname \
1415         lstat \
1416         inet_aton \
1417         inet_ntop \
1418         inet_pton \
1419         putenv \
1420         readv \
1421         setenv \
1422         strdup \
1423         strftime \
1424         strndup \
1425         strsep \
1426         unsetenv \
1427 ])
1428
1429 dnl Functions that are in objects that we always build from libroken
1430 AC_CHECK_FUNCS([ \
1431         asprintf \
1432         asnprintf \
1433         vasprintf \
1434         vasnprintf \
1435         vsnprintf \
1436         snprintf \
1437 ])
1438
1439 dnl Functions that we're going to try and get from libroken
1440 AC_REPLACE_FUNCS([ \
1441         daemon \
1442         ecalloc \
1443         emalloc \
1444         erealloc \
1445         err \
1446         errx \
1447         flock \
1448         getdtablesize \
1449         getopt \
1450         getprogname \
1451         gettimeofday \
1452         localtime_r \
1453         mkstemp \
1454         strcasecmp \
1455         strlcat \
1456         strnlen \
1457         strlcpy \
1458         strsep \
1459         tdelete \
1460         tfind \
1461         tsearch \
1462         twalk \
1463         verr \
1464         verrx \
1465         vsyslog \
1466         vwarn \
1467         vwarnx \
1468         warn \
1469         warnx \
1470 ])
1471
1472 dnl Headers that we're going to try and get from libroken
1473 AC_CHECK_HEADERS([ \
1474         err.h \
1475         search.h \
1476 ])
1477
1478 AC_CHECK_DECLS([h_errno], [], [], [
1479 #include <sys/types.h>
1480 #ifdef HAVE_NETDB_H
1481 #include <netdb.h>
1482 #endif
1483 ])
1484
1485 AC_HEADER_TIME
1486
1487 ROKEN_HEADERS=
1488 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1489       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1490       [])
1491 AC_SUBST(ROKEN_HEADERS)
1492
1493 dnl Stuff that's harder ...
1494 AC_MSG_CHECKING([for bswap16])
1495 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1496 #ifdef HAVE_SYS_TYPES_H
1497 #include <sys/types.h>
1498 #endif
1499 #ifdef HAVE_SYS_BSWAP_H
1500 #include <sys/bswap.h>
1501 #endif
1502 ],
1503 [short a, b; b = bswap16(a); ])],
1504 [AC_MSG_RESULT(yes)
1505  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1506 ],
1507 [AC_MSG_RESULT(no)])
1508
1509 AC_MSG_CHECKING([for bswap32])
1510 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1511 #include <sys/types.h>
1512 #endif
1513 #ifdef HAVE_SYS_BSWAP_H
1514 #include <sys/bswap.h>
1515 #endif
1516 ],
1517 [int a, b; b = bswap32(a); ])],
1518 [AC_MSG_RESULT(yes)
1519  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1520 ],
1521 [AC_MSG_RESULT(no)])
1522
1523 case $AFS_SYSNAME in
1524 *hp_ux* | *hpux*)
1525    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1526    ;;
1527 *)
1528    AC_MSG_CHECKING([for positional I/O])
1529    if test "$ac_cv_func_pread" = "yes" && \
1530            test "$ac_cv_func_pwrite" = "yes"; then
1531       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1532       AC_MSG_RESULT(yes)
1533    else
1534      AC_MSG_RESULT(no)
1535    fi
1536    AC_MSG_CHECKING([for vectored positional I/O])
1537    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1538                "$ac_cv_func_pwritev" = "yes" -a \
1539                "$ac_cv_func_preadv64" = "yes" -a \
1540                "$ac_cv_func_pwritev64" = "yes"],
1541          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1542           AC_MSG_RESULT(yes)],
1543          [AC_MSG_RESULT(no)])
1544    ;;
1545 esac
1546
1547 AC_MSG_CHECKING([for POSIX regex library])
1548 if test "$ac_cv_header_regex_h" = "yes" && \
1549         test "$ac_cv_func_regcomp" = "yes" && \
1550         test "$ac_cv_func_regexec" = "yes" && \
1551         test "$ac_cv_func_regerror" = "yes"; then
1552     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1553     AC_MSG_RESULT(yes)
1554 else
1555     AC_MSG_RESULT(no)
1556 fi
1557
1558 AC_TYPE_SIGNAL
1559 OPENAFS_RETSIGTYPE
1560 AC_CHECK_SIZEOF(void *)
1561 AC_CHECK_SIZEOF(unsigned long long)
1562 AC_CHECK_SIZEOF(unsigned long)
1563 AC_CHECK_SIZEOF(unsigned int)
1564 AC_TYPE_INTPTR_T
1565 AC_TYPE_UINTPTR_T
1566 AC_TYPE_SSIZE_T
1567 AC_CHECK_TYPE([sig_atomic_t],[],
1568     [AC_DEFINE([sig_atomic_t], [int],
1569         [Define to int if <signal.h> does not define.])],
1570 [#include <sys/types.h>
1571 #include <signal.h>])
1572 AC_CHECK_TYPE([socklen_t],[],
1573     [AC_DEFINE([socklen_t], [int],
1574         [Define to int if <sys/socket.h> does not define.])],
1575 [#include <sys/types.h>
1576 #include <sys/socket.h>])
1577 AC_CHECK_TYPES(off64_t)
1578 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1579 AC_CHECK_TYPES([struct winsize], [], [], [
1580 #ifdef HAVE_TERMIOS_H
1581 # include <termios.h>
1582 #else
1583 # include <sys/termios.h>
1584 #endif
1585 #include <sys/ioctl.h>])
1586 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1587                 struct sockaddr_storage],
1588                [], [], [
1589 #include <sys/types.h>
1590 #include <sys/socket.h>
1591 ])
1592 AC_CHECK_TYPES([sa_family_t], [], [], [
1593 #include <sys/types.h>
1594 #include <sys/socket.h>
1595 ])
1596 AC_CHECK_TYPES([struct addrinfo], [], [], [
1597 #include <sys/types.h>
1598 #ifdef HAVE_NETDB_H
1599 #include <netdb.h>
1600 #endif
1601 ])
1602 AC_CHECK_TYPES([long long], [], [], [])
1603
1604 AC_SIZEOF_TYPE(long)
1605
1606 RRA_HEADER_PAM_CONST
1607
1608
1609 dnl Directory PATH handling
1610 if test "x$enable_transarc_paths" = "xyes"  ; then
1611     afsconfdir=${afsconfdir=/usr/afs/etc}
1612     viceetcdir=${viceetcdir=/usr/vice/etc}
1613     afskerneldir=${afskerneldir=${viceetcdir}}
1614     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1615     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1616     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1617     afsdbdir=${afsdbdir=/usr/afs/db}
1618     afslogsdir=${afslogsdir=/usr/afs/logs}
1619     afslocaldir=${afslocaldir=/usr/afs/local}
1620     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1621     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1622     afsdatadir=${afsdatadir=/usr/vice/etc}
1623 else
1624     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1625     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1626     afskerneldir=${afskerneldir='${libdir}/openafs'}
1627     afssrvbindir=${afssrvbindir='${bindir}'}
1628     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1629     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1630     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1631     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1632     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1633     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1634     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1635     afsdatadir=${afsdatadir='${datadir}/openafs'}
1636 fi
1637 AC_SUBST(afsconfdir)
1638 AC_SUBST(viceetcdir)
1639 AC_SUBST(afskerneldir)
1640 AC_SUBST(afssrvbindir)
1641 AC_SUBST(afssrvsbindir)
1642 AC_SUBST(afssrvlibexecdir)
1643 AC_SUBST(afsdbdir)
1644 AC_SUBST(afslogsdir)
1645 AC_SUBST(afslocaldir)
1646 AC_SUBST(afsbackupdir)
1647 AC_SUBST(afsbosconfigdir)
1648 AC_SUBST(afsdatadir)
1649
1650 if test "x$enable_kernel_module" = "xyes"; then
1651 ENABLE_KERNEL_MODULE=libafs
1652 fi
1653
1654 if test "x$enable_pthreaded_ubik" = "xyes"; then
1655 ENABLE_PTHREADED_UBIK=yes
1656 fi
1657
1658 AC_SUBST(VFSCK)
1659 AC_SUBST(AFS_SYSNAME)
1660 AC_SUBST(AFS_PARAM_COMMON)
1661 AC_SUBST(ENABLE_KERNEL_MODULE)
1662 AC_SUBST(ENABLE_PTHREADED_UBIK)
1663 AC_SUBST(LIB_AFSDB)
1664 AC_SUBST(LINUX_KERNEL_PATH)
1665 AC_SUBST(LINUX_KERNEL_BUILD)
1666 AC_SUBST(HOST_CPU)
1667 AC_SUBST(BSD_KERNEL_PATH)
1668 AC_SUBST(BSD_KERNEL_BUILD)
1669 AC_SUBST(LINUX_VERSION)
1670 AC_SUBST(MKAFS_OSTYPE)
1671 AC_SUBST(TOP_OBJDIR)
1672 AC_SUBST(TOP_SRCDIR)
1673 AC_SUBST(TOP_INCDIR)
1674 AC_SUBST(TOP_LIBDIR)
1675 AC_SUBST(DEST)
1676 AC_SUBST(DARWIN_INFOFILE)
1677 AC_SUBST(IRIX_BUILD_IP35)
1678 AC_SUBST(HTML_XSL)
1679 AC_SUBST(XSLTPROC)
1680 AC_SUBST(DOCBOOK2PDF)
1681
1682 OPENAFS_OSCONF
1683 OPENAFS_FUSE
1684
1685 TOP_SRCDIR="${srcdir}/src"
1686 dnl
1687 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1688 dnl
1689 case $TOP_SRCDIR in
1690         /*)
1691                 ;;
1692         *)
1693                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1694                 ;;
1695 esac
1696
1697 TOP_OBJDIR="${SRCDIR_PARENT}"
1698 TOP_INCDIR="${SRCDIR_PARENT}/include"
1699 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1700 if test "${DEST}x" = "x"; then
1701         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1702 fi
1703
1704 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1705 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1706 AC_SUBST(HELPER_SPLINT)
1707 AC_SUBST(HELPER_SPLINTCFG)
1708
1709 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1710
1711 dnl Check to see if crypt lives in a different library
1712 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1713 AC_SUBST(LIB_crypt)
1714
1715 dnl Check to see if the compiler support labels in structs
1716 AC_MSG_CHECKING(for label support in structs)
1717 AC_TRY_COMPILE([], [
1718 extern void osi_UFSOpen(void);
1719 struct labeltest {
1720    void (*open) (void);
1721 };
1722 struct labeltest struct_labeltest = {
1723    .open       = osi_UFSOpen,
1724 }
1725 ],
1726 [AC_MSG_RESULT(yes)
1727  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
1728 ],
1729 [AC_MSG_RESULT(no)
1730 ])
1731
1732 AC_MSG_CHECKING([checking for dirfd])
1733 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1734 #ifdef HAVE_DIRENT_H
1735 #include <dirent.h>
1736 #endif
1737 ]],
1738         [[DIR *d = 0; dirfd(d);]])],
1739         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
1740 if test "$ac_rk_have_dirfd" = "yes" ; then
1741         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
1742 fi
1743 AC_MSG_RESULT($ac_rk_have_dirfd)
1744
1745 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
1746 #ifdef HAVE_DIRENT_H
1747 #include <dirent.h>
1748 #endif])
1749
1750 dnl Eventually, this will look for the system one, or for OpenSSL
1751 LIB_hcrypto="-lafshcrypto"
1752 LDFLAGS_hcrypto="-L\$(TOP_LIBDIR)"
1753 AC_SUBST(LIB_hcrypto)
1754 AC_SUBST(LDFLAGS_hcrypto)
1755 ])
1756
1757 AC_DEFUN([SUMMARY], [
1758     # Print a configuration summary
1759 echo
1760 echo "**************************************"
1761 echo configure summary
1762 echo
1763 AS_IF([test $LIB_curses],[
1764 echo "LIB_curses :                $LIB_curses" ],[
1765 echo "XXX LIB_curses  not found! not building scout and afsmonitor!"
1766 ])
1767 echo
1768 echo "**************************************"
1769 ])