58495705e727788706c631e503c23930f6917c9e
[openafs.git] / 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_VERBATIM([OPENAFS_HEADER],
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 #endif
49
50 #undef AFS_AFSDB_ENV
51 #undef AFS_LARGEFILE_ENV
52 #undef AFS_NAMEI_ENV
53 #undef BITMAP_LATER
54 #undef BOS_RESTRICTED_MODE
55 #undef FAST_RESTART
56 #undef FULL_LISTVOL_SWITCH
57 #undef COMPLETION_H_EXISTS
58 #undef DEFINED_FOR_EACH_PROCESS
59 #undef DEFINED_PREV_TASK
60 #undef EXPORTED_KALLSYMS_ADDRESS
61 #undef EXPORTED_KALLSYMS_SYMBOL
62 #undef EXPORTED_SYS_CALL_TABLE
63 #undef EXPORTED_IA32_SYS_CALL_TABLE
64 #undef EXPORTED_TASKLIST_LOCK
65 #undef INODE_SETATTR_NOT_VOID
66 #undef IRIX_HAS_MEM_FUNCS
67 #undef RECALC_SIGPENDING_TAKES_VOID
68 #undef STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
69 #undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
70 #undef STRUCT_FS_HAS_FS_ROLLED
71 #undef STRUCT_INODE_HAS_I_DEVICES
72 #undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
73 #undef STRUCT_INODE_HAS_I_ALLOC_SEM
74 #undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
75 #undef STRUCT_TASK_STRUCT_HAS_PARENT
76 #undef STRUCT_TASK_STRUCT_HAS_REAL_PARENT
77 #undef STRUCT_TASK_STRUCT_HAS_SIG
78 #undef STRUCT_TASK_STRUCT_HAS_SIGHAND
79 #undef STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
80 #undef ssize_t
81 #undef HAVE_STRUCT_BUF
82 #undef HAVE_ARPA_NAMESER_COMPAT_H
83 /* glue for RedHat kernel bug */
84 #undef ENABLE_REDHAT_BUILDSYS
85 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
86 #include "redhat-fix.h"
87 #endif])
88
89 AC_CANONICAL_HOST
90 SRCDIR_PARENT=`pwd`
91
92 #BOZO_SAVE_CORES pam
93
94 dnl System identity.
95 AC_ARG_WITH([afs-sysname],
96     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
97
98 dnl General feature options.
99 AC_ARG_ENABLE([afsdb],
100     [AS_HELP_STRING([--disable-afsdb], [disable AFSDB DNS RR support])],
101     ,
102     [enable_afsdb="yes"])
103 AC_ARG_ENABLE([pam],
104     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
105     ,
106     [enable_pam="yes"])
107 AC_ARG_ENABLE([bos-restricted-mode],
108     [AS_HELP_STRING([--enable-bos-restricted-mode],
109         [enable bosserver restricted mode which disables certain bosserver
110          functionality])],
111     , 
112     [enable_bos_restricted_mode="no"])
113 AC_ARG_ENABLE([largefile-fileserver],
114     [AS_HELP_STRING([--disable-largefile-fileserver],
115         [disable large file support in fileserver])],
116     ,
117     [enable_largefile_fileserver="yes"])
118 AC_ARG_ENABLE([namei-fileserver],
119     [AS_HELP_STRING([--enable-namei-fileserver],
120         [force compilation of namei fileserver in preference to inode
121          fileserver])],
122     , 
123     [enable_namei_fileserver="default"])
124 AC_ARG_ENABLE([cache-bypass],
125     [AS_HELP_STRING([--enable-cache-bypass],
126         [enable client support for cache bypass])],
127     , 
128     [enable_cache_bypass="no"])
129 AC_ARG_ENABLE([supergroups],
130     [AS_HELP_STRING([--enable-supergroups],
131         [enable support for nested pts groups])],
132     , 
133     [enable_supergroups="no"])
134 AC_ARG_ENABLE([fast-restart],
135     [AS_HELP_STRING([--enable-fast-restart],
136         [enable fast startup of file server without salvaging])],
137     , 
138     [enable_fast_restart="no"])
139 AC_ARG_ENABLE([bitmap-later],
140     [AS_HELP_STRING([--enable-bitmap-later],
141         [enable fast startup of file server by not reading bitmap till
142          needed])],
143     , 
144     [enable_bitmap_later="no"])
145 AC_ARG_ENABLE([demand-attach-fs],
146     [AS_HELP_STRING([--enable-demand-attach-fs],
147         [enable Demand Attach Fileserver (please see documentation)])],
148     , 
149     [enable_demand_attach_fs="no"])
150 AC_ARG_ENABLE([disconnected],
151     [AS_HELP_STRING([--enable-disconnected],
152         [enable disconnected support in cache manager (experimental)])],
153     , 
154     [enable_disconnected="no"])
155 AC_ARG_ENABLE([unix-sockets],
156     [AS_HELP_STRING([--enable-unix-sockets],
157         [enable use of unix domain sockets for fssync])],
158     ,
159     [enable_unix_sockets="yes"])
160 AC_ARG_ENABLE([full-vos-listvol-switch],
161     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
162         [disable vos full listvol switch for formatted output])],
163     , 
164     [enable_full_vos_listvol_switch="yes"])
165 AC_ARG_ENABLE([icmp-pmtu-discovery],
166     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
167         [enable path MTU discovery by decoding ICMP unreachable replies])],
168     , 
169     [enable_icmp_pmtu_discovery="no"])
170 AC_ARG_ENABLE([tivoli-tsm],
171     [AS_HELP_STRING([--enable-tivoli-tsm],
172         [enable use of the Tivoli TSM API libraries for butc support])],
173     , 
174     [enable_tivoli_tsm="no"])
175 AC_ARG_ENABLE([pthreaded-ubik],
176     [AS_HELP_STRING([--enable-pthreaded-ubik],
177         [enable installation of pthreaded ubik applications (defaults to
178          disabled)])],
179     ,
180     [enable_pthreaded_ubik="no"])
181
182 dnl Kernel module build options.
183 AC_ARG_WITH([dux-kernel-headers],
184     [AS_HELP_STRING([--with-dux-kernel-headers=path],
185         [use the kernel headers found at path (optional, defaults to first
186          match in /usr/sys)])])
187 AC_ARG_WITH([linux-kernel-headers],
188     [AS_HELP_STRING([--with-linux-kernel-headers=path],
189         [use the kernel headers found at path (optional, defaults to
190          /usr/src/linux-2.4, then /usr/src/linux)])])
191 AC_ARG_WITH([linux-kernel-build],
192     [AS_HELP_STRING([--with-linux-kernel-build=path],
193         [use the kernel build found at path(optional, defaults to 
194         /usr/src/linux-2.4, then /usr/src/linux)])])
195 AC_ARG_WITH([bsd-kernel-headers],
196     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
197         [use the kernel headers found at path (optional, defaults to
198          /usr/src/sys)])])
199 AC_ARG_WITH([bsd-kernel-build],
200     [AS_HELP_STRING([--with-bsd-kernel-build=path], 
201         [use the kernel build found at path (optional, defaults to
202          KSRC/i386/compile/GENERIC)])])
203 AC_ARG_WITH([linux-kernel-packaging],
204     [AS_HELP_STRING([--with-linux-kernel-packaging],
205         [use standard naming conventions to aid Linux kernel build packaging
206          (disables MPS, sets the kernel module name to openafs.ko, and
207          installs kernel modules into the standard Linux location)])],
208     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
209      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
210     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
211 AC_ARG_ENABLE([kernel-module],
212     [AS_HELP_STRING([--disable-kernel-module],
213         [disable compilation of the kernel module (defaults to enabled)])],
214     , 
215     [enable_kernel_module="yes"])
216 AC_ARG_ENABLE([redhat-buildsys],
217     [AS_HELP_STRING([--enable-redhat-buildsys],
218         [enable compilation of the redhat build system kernel (defaults to
219          disabled)])],
220     ,
221     [enable_redhat_buildsys="no"])
222
223 dnl Installation locations.
224 AC_ARG_ENABLE([transarc-paths],
225     [AS_HELP_STRING([--enable-transarc-paths],
226         [use Transarc style paths like /usr/afs and /usr/vice])],
227     , 
228     [enable_transarc_paths="no"])
229
230 dnl Optimization and debugging flags.
231 AC_ARG_ENABLE([strip-binaries],
232     [AS_HELP_STRING([--disable-strip-binaries],
233         [disable stripping of symbol information from binaries (defaults to
234          enabled)])],
235     ,
236     [enable_strip_binaries="maybe"])
237 AC_ARG_ENABLE([debug],
238     [AS_HELP_STRING([--enable-debug],
239         [enable compilation of the user space code with debugging information
240          (defaults to disabled)])],
241     , 
242     [enable_debug="no"])
243 AC_ARG_ENABLE([optimize],
244     [AS_HELP_STRING([--disable-optimize],
245         [disable optimization for compilation of the user space code (defaults
246          to enabled)])],
247     , 
248     [enable_optimize="yes"])
249 AC_ARG_ENABLE([warnings],
250     [AS_HELP_STRING([--enable-warnings],
251         [enable compilation warnings when building with gcc (defaults to
252          disabled)])],
253     ,
254     [enable_warnings="no"])
255 AC_ARG_ENABLE([checking],
256     [AS_HELP_STRING([--enable-checking],
257         [turn compilation warnings into errors when building with gcc (defaults
258          to disabled)])],
259     [enable_checking="$enableval"],
260     [enable_checking="no"])
261 AC_ARG_ENABLE([debug-kernel],
262     [AS_HELP_STRING([--enable-debug-kernel],
263         [enable compilation of the kernel module with debugging information
264          (defaults to disabled)])],
265     ,
266     [enable_debug_kernel="no"])
267 AC_ARG_ENABLE([optimize-kernel],
268     [AS_HELP_STRING([--disable-optimize-kernel],
269         [disable compilation of the kernel module with optimization (defaults
270          based on platform)])],
271     , 
272     [enable_optimize_kernel="yes"])
273 AC_ARG_ENABLE([debug-lwp],
274     [AS_HELP_STRING([--enable-debug-lwp],
275         [enable compilation of the LWP code with debugging information
276          (defaults to disabled)])],
277     ,
278     [enable_debug_lwp="no"])
279 AC_ARG_ENABLE([optimize-lwp],
280     [AS_HELP_STRING([--disable-optimize-lwp],
281         [disable optimization for compilation of the LWP code (defaults to
282          enabled)])],
283     ,
284     [enable_optimize_lwp="yes"])
285 AC_ARG_ENABLE([debug-pam],
286     [AS_HELP_STRING([--enable-debug-pam],
287         [enable compilation of the PAM code with debugging information
288          (defaults to disabled)])],
289     ,
290     [enable_debug_pam="no"])
291 AC_ARG_ENABLE([optimize-pam],
292     [AS_HELP_STRING([--disable-optimize-pam],
293         [disable optimization for compilation of the PAM code (defaults to
294          enabled)])],
295     ,
296     [enable_optimize_pam="yes"])
297 AC_ARG_ENABLE([linux-syscall-probing],
298     [AS_HELP_STRING([--disable-linux-syscall-probing],
299         [disabling Linux syscall probing (defaults to enabled)])],
300     ,
301     [AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1, 
302         [define to enable syscall table probes])])
303     
304
305 AC_ARG_WITH([xslt-processor],
306         AS_HELP_STRING([--with-xslt-processor=ARG],
307         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
308         XSLTPROC="$withval",
309         XSLTPROC="libxslt")
310
311 AC_ARG_WITH([html-xsl], 
312         AS_HELP_STRING([--with-html-xsl],
313         [build HTML documentation using Norman Walsh's DocBook XSL stylesheets (default is no; specify a path to chunk.xsl or docbook.xsl)]),
314         HTML_XSL="$withval",
315         HTML_XSL=no)
316
317 enable_login="no"
318
319 dnl weird ass systems
320 dnl AC_AIX
321 AC_ISC_POSIX
322 dnl AC_MINIX
323
324 dnl Various compiler setup.
325 AC_TYPE_PID_T
326 AC_TYPE_SIZE_T
327 COMPILER_HAS_FUNCTION_MACRO
328
329 dnl Checks for programs.
330 AC_PROG_INSTALL
331 AC_PROG_LN_S
332 AC_PROG_RANLIB
333 AC_PROG_YACC
334 AM_PROG_LEX
335
336 OPENAFS_CHECK_BIGENDIAN
337 OPENAFS_PRINTF_TAKES_Z_LEN
338
339 AC_MSG_CHECKING(your OS)
340 system=$host
341 case $system in
342         *-linux*)
343
344                 MKAFS_OSTYPE=LINUX
345                 if test "x$enable_redhat_buildsys" = "xyes"; then
346                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
347                 fi
348                 if test "x$enable_kernel_module" = "xyes"; then
349                  if test "x$with_linux_kernel_headers" != "x"; then
350                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
351                  else
352                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
353                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
354                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
355                    fi
356                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
357                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
358                    fi
359                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
360                      LINUX_KERNEL_PATH="/usr/src/linux"
361                    fi
362                  fi
363                  if test "x$with_linux_kernel_build" != "x"; then
364                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
365                  else
366                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
367                  fi
368                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
369                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
370                    LINUX_VERSION="$linux_kvers"
371                  else
372                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
373                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
374                      LINUX_VERSION="$linux_kvers"
375                    else
376                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
377                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
378                        if test "x$linux_kvers" = "x"; then
379                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
380                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
381                            if test "x$linux_kvers" = "x"; then
382                              AC_MSG_ERROR(Linux headers lack version definition [2])
383                              exit 1
384                            else
385                              LINUX_VERSION="$linux_kvers"
386                            fi
387                          else
388                            AC_MSG_ERROR(Linux headers lack version definition)
389                            exit 1
390                          fi
391                        else
392                          LINUX_VERSION="$linux_kvers"
393                        fi
394                      else
395                        enable_kernel_module="no"
396                      fi
397                    fi
398                  fi
399                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
400                      enable_kernel_module="no"
401                  fi
402                  if test "x$enable_kernel_module" = "xno"; then
403                   if test "x$with_linux_kernel_headers" != "x"; then
404                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
405                    exit 1
406                   else
407                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
408                   fi
409                  fi
410                  dnl do we need to determine SUBARCH from autoconf.h
411                  SUBARCH=default
412                 fi
413                 AC_MSG_RESULT(linux)
414                 if test "x$enable_kernel_module" = "xyes"; then
415                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
416                  if test "x${AFS_SYSKVERS}" = "x"; then
417                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
418                  fi
419                 fi
420                 ;;
421         *-solaris*)
422                 MKAFS_OSTYPE=SOLARIS
423                 AC_MSG_RESULT(sun4)
424                 AC_PATH_PROG(SOLARISCC, [cc], ,
425                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin])
426                 SOLARIS_UFSVFS_HAS_DQRWLOCK
427                 SOLARIS_PROC_HAS_P_COREFILE
428                 SOLARIS_FS_HAS_FS_ROLLED
429                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
430                 ;;
431         *-sunos*)
432                 MKAFS_OSTYPE=SUNOS
433                 enable_kernel_module=no
434                 AC_MSG_RESULT(sun4)
435                 ;;
436         *-hpux*)
437                 MKAFS_OSTYPE=HPUX
438                 AC_MSG_RESULT(hp_ux)
439                 if test -f "/usr/old/usr/include/ndir.h"; then
440                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
441                 fi
442                 ;;
443         *-irix*)
444                 if test -d /usr/include/sys/SN/SN1; then
445                  IRIX_BUILD_IP35="IP35"
446                 fi
447                 MKAFS_OSTYPE=IRIX
448                 AC_MSG_RESULT(sgi)
449                 ;;
450         *-aix*)
451                 MKAFS_OSTYPE=AIX
452                 AC_MSG_RESULT(rs_aix)
453                 ;;
454         *-osf*)
455                 MKAFS_OSTYPE=DUX
456                 AC_MSG_RESULT(alpha_dux)
457                 ;;
458         powerpc-*-darwin*)
459                 MKAFS_OSTYPE=DARWIN
460                 AC_MSG_RESULT(ppc_darwin)
461                 ;;
462         i386-*-darwin*)
463                 MKAFS_OSTYPE=DARWIN
464                 AC_MSG_RESULT(x86_darwin)
465                 ;;
466         i386-*-freebsd*)
467                 MKAFS_OSTYPE=FBSD
468                 AC_MSG_RESULT(i386_fbsd)
469                 ;;
470         x86_64-*-freebsd*)
471                 MKAFS_OSTYPE=FBSD
472                 AC_MSG_RESULT(amd64_fbsd)
473                 ;;
474         *-netbsd*)
475                 MKAFS_OSTYPE=NBSD
476                 AC_MSG_RESULT(nbsd)
477                 ;;
478         x86_64-*-openbsd*)
479                 MKAFS_OSTYPE=OBSD
480                 AC_MSG_RESULT(amd64_obsd)
481                 ;;
482         i386-openbsd*)
483                 MKAFS_OSTYPE=OBSD
484                 AC_MSG_RESULT(i386_obsd)
485                 ;;
486         *-dragonfly*)
487                 MKAFS_OSTYPE=DFBSD
488                 AC_MSG_RESULT(i386_dfbsd)
489                 ;;
490         *)
491                 AC_MSG_RESULT($system)
492                 ;;
493 esac
494
495 if test "x$with_afs_sysname" != "x"; then
496         AFS_SYSNAME="$with_afs_sysname"
497 else
498         AC_MSG_CHECKING(your AFS sysname)
499         case $host in
500                 i?86-*-openbsd?.?)
501                         v=${host#*openbsd}
502                         vM=${v%.*}
503                         vm=${v#*.}
504                         AFS_SYSNAME="i386_obsd${vM}${vm}"
505                         ;;
506                 sparc64-*-openbsd?.?)
507                         v=${host#*openbsd}
508                         vM=${v%.*}
509                         vm=${v#*.}
510                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
511                         ;;
512                 x86_64-*-openbsd?.?)
513                         v=${host#*openbsd}
514                         vM=${v%.*}
515                         vm=${v#*.}
516                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
517                         ;;
518                 i?86-*-freebsd?.*)
519                         v=${host#*freebsd}
520                         vM=${v%.*}
521                         vm=${v#*.}
522                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
523                         ;;
524                 x86_64-*-freebsd?.*)
525                         v=${host#*freebsd}
526                         vM=${v%.*}
527                         vm=${v#*.}
528                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
529                         ;;
530                 i386-*-dragonfly2.2*)
531                         AFS_SYSNAME="i386_dfbsd_23"
532                         ;;
533                 i386-*-dragonfly2.3*)
534                         AFS_SYSNAME="i386_dfbsd_23"
535                         ;;
536                 i?86-*-netbsd*1.5*)
537                         AFS_SYSNAME="i386_nbsd15"
538                         ;;
539                 alpha-*-netbsd*1.5*)
540                         AFS_SYSNAME="alpha_nbsd15"
541                         ;;
542                 i?86-*-netbsd*1.6[[M-Z]]*)
543                         AFS_SYSNAME="i386_nbsd20"
544                         ;;
545                 powerpc-*-netbsd*1.6[[M-Z]]*)
546                         AFS_SYSNAME="ppc_nbsd20"
547                         ;;
548                 i?86-*-netbsd*2.0*)
549                         AFS_SYSNAME="i386_nbsd20"
550                         ;;
551                 amd64-*-netbsd*2.0*)
552                         AFS_SYSNAME="amd64_nbsd20"
553                         ;;
554                 x86_64-*-netbsd*3.[[0-8]]*)
555 # XXX AFS_PARAM_COMMON handled separately, redundant?
556                         AFS_PARAM_COMMON=param.nbsd30.h
557                         AFS_SYSNAME="amd64_nbsd30"
558                         ;;
559                 x86_64-*-netbsd*4.[[0-8]]*)
560 # XXX AFS_PARAM_COMMON handled separately, redundant?
561                         AFS_PARAM_COMMON=param.nbsd40.h
562                         AFS_SYSNAME="amd64_nbsd40"
563                         ;;
564                 powerpc-*-netbsd*2.0*)
565                         AFS_SYSNAME="ppc_nbsd20"
566                         ;;
567                 i?86-*-netbsd*1.6*)
568                         AFS_SYSNAME="i386_nbsd16"
569                         ;;
570                 alpha-*-netbsd*1.6*)
571                         AFS_SYSNAME="alpha_nbsd16"
572                         ;;
573                 powerpc-*-netbsd*1.6*)
574                         AFS_SYSNAME="ppc_nbsd16"
575                         ;;
576                 i?86-*-netbsd*2.1*)
577                         AFS_SYSNAME="i386_nbsd21"
578                         ;;
579                 i?86-*-netbsd*2.99*)
580                         AFS_SYSNAME="i386_nbsd30"
581                         ;;
582                 i?86-*-netbsd*3.[[0-8]]*)
583                         AFS_SYSNAME="i386_nbsd30"
584                         ;;
585                 i?86-*-netbsd*3.99*)
586                         AFS_SYSNAME="i386_nbsd30"
587                         ;;
588                 i?86-*-netbsd*4.[[0-8]]*)
589                         AFS_SYSNAME="i386_nbsd40"
590                         ;;
591                 i?86-*-netbsd*4.99*)
592                         AFS_SYSNAME="i386_nbsd40"
593                         ;;
594                 hppa*-hp-hpux11.0*)
595                         AFS_SYSNAME="hp_ux110"
596                         ;;
597                 hppa*-hp-hpux11.11)
598                         AFS_SYSNAME="hp_ux11i"
599                         ;;
600                 hppa*-hp-hpux11.23)
601                         AFS_SYSNAME="hp_ux1123"
602                         ;;
603                 ia64-hp-hpux11.22)
604                         AFS_SYSNAME="ia64_hpux1122"
605                         ;;
606                 ia64-hp-hpux*)
607                         AFS_SYSNAME="ia64_hpux1123"
608                         ;;
609                 hppa*-hp-hpux10*)
610                         AFS_SYSNAME="hp_ux102"
611                         ;;
612                 powerpc-apple-darwin1.2*)
613                         AFS_SYSNAME="ppc_darwin_12"
614                         ;;
615                 powerpc-apple-darwin1.3*)
616                         AFS_SYSNAME="ppc_darwin_13"
617                         ;;
618                 powerpc-apple-darwin1.4*)
619                         AFS_SYSNAME="ppc_darwin_14"
620                         ;;
621                 powerpc-apple-darwin5.1*)
622                         AFS_SYSNAME="ppc_darwin_14"
623                         ;;
624                 powerpc-apple-darwin5.2*)
625                         AFS_SYSNAME="ppc_darwin_14"
626                         ;;
627                 powerpc-apple-darwin5.3*)
628                         AFS_SYSNAME="ppc_darwin_14"
629                         ;;
630                 powerpc-apple-darwin5.4*)
631                         AFS_SYSNAME="ppc_darwin_14"
632                         ;;
633                 powerpc-apple-darwin5.5*)
634                         AFS_SYSNAME="ppc_darwin_14"
635                         ;;
636                 powerpc-apple-darwin6.0*)
637                         AFS_SYSNAME="ppc_darwin_60"
638                         ;;
639                 powerpc-apple-darwin6.1*)
640                         AFS_SYSNAME="ppc_darwin_60"
641                         ;;
642                 powerpc-apple-darwin6.2*)
643                         AFS_SYSNAME="ppc_darwin_60"
644                         ;;
645                 powerpc-apple-darwin6.3*)
646                         AFS_SYSNAME="ppc_darwin_60"
647                         ;;
648                 powerpc-apple-darwin6.4*)
649                         AFS_SYSNAME="ppc_darwin_60"
650                         ;;
651                 powerpc-apple-darwin6.5*)
652                         AFS_SYSNAME="ppc_darwin_60"
653                         ;;
654                 powerpc-apple-darwin7.0*)
655                         AFS_SYSNAME="ppc_darwin_70"
656                         ;;
657                 powerpc-apple-darwin7.1*)
658                         AFS_SYSNAME="ppc_darwin_70"
659                         ;;
660                 powerpc-apple-darwin7.2*)
661                         AFS_SYSNAME="ppc_darwin_70"
662                         ;;
663                 powerpc-apple-darwin7.3*)
664                         AFS_SYSNAME="ppc_darwin_70"
665                         ;;
666                 powerpc-apple-darwin7.4*)
667                         AFS_SYSNAME="ppc_darwin_70"
668                         ;;
669                 powerpc-apple-darwin7.5*)
670                         AFS_SYSNAME="ppc_darwin_70"
671                         ;;
672                 powerpc-apple-darwin8.0*)
673                         AFS_SYSNAME="ppc_darwin_80"
674                         ;;
675                 powerpc-apple-darwin8.*)
676                         AFS_SYSNAME="ppc_darwin_80"
677                         ;;
678                 i386-apple-darwin8.*)
679                         AFS_SYSNAME="x86_darwin_80"
680                         ;;
681                 powerpc-apple-darwin9.*)
682                         AFS_SYSNAME="ppc_darwin_90"
683                         ;;
684                 i386-apple-darwin9.*)
685                         AFS_SYSNAME="x86_darwin_90"
686                         ;;
687                 i?86-apple-darwin10.*)
688                         AFS_SYSNAME="x86_darwin_100"
689                         ;;
690                 sparc-sun-solaris2.5*)
691                         AFS_SYSNAME="sun4x_55"
692                         enable_login="yes"
693                         ;;
694                 sparc-sun-solaris2.6)
695                         AFS_SYSNAME="sun4x_56"
696                         ;;
697                 sparc-sun-solaris2.7)
698                         AFS_SYSNAME="sun4x_57"
699                         ;;
700                 sparc-sun-solaris2.8)
701                         AFS_SYSNAME="sun4x_58"
702                         ;;
703                 sparc-sun-solaris2.9)
704                         AFS_SYSNAME="sun4x_59"
705                         ;;
706                 sparc-sun-solaris2.10)
707                         AFS_SYSNAME="sun4x_510"
708                         ;;
709                 sparc-sun-solaris2.11)
710                         AFS_SYSNAME="sun4x_511"
711                         ;;
712                 sparc-sun-sunos4*)
713                         AFS_SYSNAME="sun4_413"
714                         enable_login="yes"
715                         ;;
716                 i386-pc-solaris2.7)
717                         AFS_SYSNAME="sunx86_57"
718                         ;;
719                 i386-pc-solaris2.8)
720                         AFS_SYSNAME="sunx86_58"
721                         ;;
722                 i386-pc-solaris2.9)
723                         AFS_SYSNAME="sunx86_59"
724                         ;;
725                 i386-pc-solaris2.10)
726                         AFS_SYSNAME="sunx86_510"
727                         ;;
728                 i386-pc-solaris2.11)
729                         AFS_SYSNAME="sunx86_511"
730                         ;;
731                 alpha*-dec-osf4.0*)
732                         AFS_SYSNAME="alpha_dux40"
733                         ;;
734                 alpha*-dec-osf5.0*)
735                         AFS_SYSNAME="alpha_dux50"
736                         ;;
737                 alpha*-dec-osf5.1*)
738                         AFS_SYSNAME="alpha_dux51"
739                         ;;
740                 mips-sgi-irix6.5)
741                         AFS_SYSNAME="sgi_65"
742                         ;;
743                 ia64-*-linux*)
744                         AFS_SYSNAME="ia64_linuxXX"
745                         ;;
746                 powerpc-*-linux*)
747                         AFS_SYSNAME="`/bin/arch`_linuxXX"
748                         ;;
749                 powerpc64-*-linux*)
750                         AFS_SYSNAME="ppc64_linuxXX"
751                         ;;
752                 alpha*-linux*)
753                         AFS_SYSNAME="alpha_linux_XX"
754                         ;;
755                 s390-*-linux*)
756                         AFS_SYSNAME="s390_linuxXX"
757                         ;;
758                 s390x-*-linux*)
759                         AFS_SYSNAME="s390x_linuxXX"
760                         ;;
761                 sparc-*-linux*)
762                         AFS_SYSNAME="`/bin/arch`_linuxXX"
763                         ;;
764                 sparc64-*-linux*)
765                         AFS_SYSNAME="sparc64_linuxXX"
766                         ;;
767                 i?86-*-linux*)
768                         AFS_SYSNAME="i386_linuxXX"
769                         ;;
770                 arm*-linux*)
771                         AFS_SYSNAME="arm_linuxXX"
772                         ;;
773                 parisc-*-linux-gnu|hppa-*-linux-gnu)
774                         AFS_SYSNAME="parisc_linuxXX"
775                         enable_pam="no"
776                         ;;
777                 power*-ibm-aix4.2*)
778                         AFS_SYSNAME="rs_aix42"
779                         enable_pam="no"
780                         ;;
781                 power*-ibm-aix4.3*)
782                         AFS_SYSNAME="rs_aix42"
783                         enable_pam="no"
784                         ;;
785                 power*-ibm-aix5.1*)
786                         AFS_SYSNAME="rs_aix51"
787                         enable_pam="no"
788                         ;;
789                 power*-ibm-aix5.2*)
790                         AFS_SYSNAME="rs_aix52"
791                         enable_pam="no"
792                         ;;
793                 power*-ibm-aix5.3*)
794                         AFS_SYSNAME="rs_aix53"
795                         enable_pam="no"
796                         ;;
797                 power*-ibm-aix6.1*)
798                         AFS_SYSNAME="rs_aix61"
799                         enable_pam="no"
800                         ;;
801                 x86_64-*-linux-gnu)
802                         AFS_SYSNAME="amd64_linuxXX"
803                         enable_pam="yes"
804                         ;;
805                 *)
806                         AC_MSG_ERROR(An AFS sysname is required)
807                         exit 1
808                         ;;
809         esac
810         case $AFS_SYSNAME in
811                 *_linux* | *_umlinux*)
812                         if test "x${AFS_SYSKVERS}" = "x"; then
813                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
814                         fi
815                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
816                         AFS_SYSNAME="$_AFS_SYSNAME"
817                         save_CPPFLAGS="$CPPFLAGS"
818                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
819                         AC_TRY_COMPILE(
820                          [#include <linux/autoconf.h>],
821                          [#ifndef CONFIG_USERMODE
822                           #error not UML
823                           #endif],
824                          ac_cv_linux_is_uml=yes,)
825                         if test "${ac_cv_linux_is_uml}" = yes; then
826                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
827                         fi
828                         CPPFLAGS="$save_CPPFLAGS"
829                         AFS_SYSNAME="$_AFS_SYSNAME"
830                         ;;
831         esac
832         AC_MSG_RESULT($AFS_SYSNAME)
833 fi
834
835 dnl Some hosts have a separate common param file they should include.  Figure
836 dnl out if we're on one of them now that we know the sysname.
837 case $AFS_SYSNAME in
838     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
839     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
840     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
841     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
842     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
843     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
844     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
845     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
846     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
847     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
848     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
849     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
850     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
851     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
852     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
853     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
854     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
855     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
856     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
857     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
858     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
859     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
860     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
861     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
862 esac
863
864 case $AFS_SYSNAME in *_linux* | *_umlinux*)
865
866                 # Add (sub-) architecture-specific paths needed by conftests
867                 case $AFS_SYSNAME  in
868                         *_umlinux26)
869                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
870                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
871                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
872                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
873                 esac
874
875                 if test "x$enable_kernel_module" = "xyes"; then
876                  if test "x$enable_debug_kernel" = "xno"; then
877                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
878                  fi
879                  OPENAFS_GCC_SUPPORTS_MARCH
880                  AC_SUBST(P5PLUS_KOPTS)
881                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
882                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
883                  OPENAFS_GCC_SUPPORTS_NO_COMMON
884                  OPENAFS_GCC_SUPPORTS_PIPE
885                  AC_SUBST(LINUX_GCC_KOPTS)
886                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
887                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
888                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
889                  )
890
891                  LINUX_KBUILD_USES_EXTRA_CFLAGS
892                  LINUX_KERNEL_COMPILE_WORKS
893                  LINUX_EXPORTS_FIND_TASK_BY_PID
894                  LINUX_EXPORTS_PROC_ROOT_FS
895                  LINUX_HAVE_CURRENT_KERNEL_TIME
896                  LINUX_HAVE_WRITE_BEGIN_AOP
897                  LINUX_HAVE_BDI_INIT
898                  LINUX_KMEM_CACHE_INIT
899                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
900                  LINUX_HAVE_PAGEVEC_LRU_ADD_FILE
901                  LINUX_HAVE_SPLICE_DIRECT_TO_ACTOR
902                  LINUX_STRUCT_TASK_HAS_CRED
903                  LINUX_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
904                  LINUX_HAVE_KMEM_CACHE_T
905                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
906                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
907                  LINUX_D_PATH_TAKES_STRUCT_PATH
908                  LINUX_NEW_EXPORT_OPS
909                  LINUX_CONFIG_H_EXISTS
910                  LINUX_COMPLETION_H_EXISTS
911                  LINUX_SEMAPHORE_H_EXISTS
912                  LINUX_EXPORTFS_H_EXISTS
913                  LINUX_DEFINES_FOR_EACH_PROCESS
914                  LINUX_DEFINES_PREV_TASK
915                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
916                  LINUX_STRUCT_SUPER_BLOCK_HAS_S_BDI
917                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
918                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
919                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
920                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
921                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
922                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
923                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
924                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
925                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
926                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
927                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
928                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
929                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
930                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
931                  LINUX_INODE_SETATTR_RETURN_TYPE
932                  LINUX_WRITE_INODE_RETURN_TYPE
933                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
934                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
935                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
936                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
937                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
938                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
939                  LINUX_AOP_WRITEBACK_CONTROL
940                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
941                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
942                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
943                  LINUX_KERNEL_LINUX_SYSCALL_H
944                  LINUX_KERNEL_LINUX_SEQ_FILE_H
945                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
946                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
947                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
948                  LINUX_KERNEL_SELINUX
949                  LINUX_KERNEL_SOCK_CREATE
950                  LINUX_KERNEL_PAGE_FOLLOW_LINK
951                  LINUX_KERNEL_HLIST_UNHASHED
952                  LINUX_KEY_TYPE_H_EXISTS
953                  LINUX_EXPORTS_KEY_TYPE_KEYRING
954                  LINUX_KEYS_HAVE_SESSION_TO_PARENT
955                  LINUX_NEED_RHCONFIG
956                  LINUX_RECALC_SIGPENDING_ARG_TYPE
957                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
958                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
959                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
960                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
961                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
962                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
963                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
964                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
965                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
966                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
967                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
968                  LINUX_EXPORTS_TASKLIST_LOCK
969                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
970                  LINUX_STATFS_TAKES_DENTRY
971                  LINUX_FREEZER_H_EXISTS
972                  LINUX_HAVE_SVC_ADDR_IN
973                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
974                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
975                  fi
976                  LINUX_REFRIGERATOR
977                  LINUX_LINUX_KEYRING_SUPPORT
978                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
979                  LINUX_KEY_ALLOC_NEEDS_CRED
980                  LINUX_DO_SYNC_READ
981                  LINUX_GENERIC_FILE_AIO_READ
982                  LINUX_INIT_WORK_HAS_DATA
983                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
984                  LINUX_SYSCTL_TABLE_CHECKING
985                  LINUX_STRUCT_CTL_TABLE_HAS_CTL_NAME
986                  LINUX_HAVE_IGET
987                  if test "x$ac_cv_linux_have_iget" = "xno"; then
988                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
989                  fi
990                  LINUX_HAVE_I_SIZE_READ
991                  LINUX_HAVE_D_ALLOC_ANON
992                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
993                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
994                  fi
995                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
996                  LINUX_EXPORTS_INIT_MM
997                  LINUX_EXPORTS_SYS_CHDIR
998                  LINUX_EXPORTS_SYS_CLOSE
999                  LINUX_EXPORTS_SYS_OPEN
1000                  LINUX_EXPORTS_SYS_WAIT4
1001                  LINUX_EXPORTS_RCU_READ_LOCK
1002                  if test "x$with_linux_kernel_packaging" = "xno" ; then
1003                    LINUX_WHICH_MODULES
1004                  else
1005                    AC_SUBST(MPS,'SP')
1006                  fi
1007                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1008                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1009                    ac_cv_linux_exports_sys_call_table=no
1010                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1011                      ac_cv_linux_exports_ia32_sys_call_table=yes
1012                    fi
1013                  else
1014                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1015                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1016                    LINUX_EXPORTS_SYS_CALL_TABLE
1017                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1018                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1019                          linux_syscall_method=none
1020                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1021                             linux_syscall_method=scan
1022                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1023                                linux_syscall_method=scan_with_kallsyms_address
1024                             fi
1025                          fi
1026                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1027                             linux_syscall_method=kallsyms_symbol
1028                          fi
1029                          if test "x$linux_syscall_method" = "xnone"; then
1030                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1031                             linux_syscall_method=scan
1032                          fi
1033                    fi
1034                  fi
1035                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1036                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1037                  fi
1038                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1039                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1040                  fi
1041                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1042                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1043                  fi
1044                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
1045                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
1046                  fi
1047                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1048                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1049                  fi
1050                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1051                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1052                  fi
1053                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1054                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1055                  fi
1056                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1057                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1058                  fi
1059                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1060                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1061                  fi
1062                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1063                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1064                  fi
1065                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1066                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1067                  fi
1068                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1069                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1070                  fi
1071                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1072                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1073                  fi
1074                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1075                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1076                  fi
1077                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1078                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1079                  fi
1080                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1081                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1082                  fi
1083                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1084                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1085                  fi
1086                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1087                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1088                  fi
1089                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1090                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1091                  fi
1092                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1093                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1094                  fi
1095                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then 
1096                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1097                  fi
1098                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then 
1099                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1100                  fi
1101                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then 
1102                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1103                  fi
1104                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then 
1105                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1106                  fi
1107                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then 
1108                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1109                  fi
1110                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then 
1111                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1112                  fi
1113                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then 
1114                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1115                  fi
1116                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then 
1117                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1118                  fi
1119                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then 
1120                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1121                  fi
1122                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then 
1123                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1124                  fi
1125                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then 
1126                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1127                  fi
1128                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then 
1129                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1130                  fi
1131                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then 
1132                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1133                  fi
1134                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1135                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1136                  fi
1137                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1138                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1139                  fi
1140                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1141                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1142                  fi
1143                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1144                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1145                  fi
1146                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1147                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1148                  fi
1149                  if test "x$ac_linux_syscall" = "xyes" ; then
1150                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1151                  fi
1152                  if test "x$ac_linux_seq_file" = "xyes" ; then
1153                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1154                  fi
1155                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then 
1156                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1157                  fi
1158                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then 
1159                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1160                  fi
1161                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then 
1162                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1163                  fi
1164                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then 
1165                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1166                  fi
1167                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then 
1168                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1169                  fi
1170                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then 
1171                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1172                  fi
1173                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then 
1174                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1175                  fi
1176                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then 
1177                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1178                  fi
1179                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then 
1180                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1181                  fi
1182                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then 
1183                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1184                  fi
1185                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then 
1186                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1187                  fi
1188                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1189                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1190                  fi
1191                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1192                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1193                  fi
1194                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1195                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1196                  fi
1197                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1198                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1199                  fi
1200                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1201                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1202                  fi
1203                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1204                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1205                  fi
1206                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1207                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1208                  fi
1209                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1210                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1211                  fi
1212                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1213                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1214                  fi
1215                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1216                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1217                  fi
1218                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1219                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1220                  fi
1221                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1222                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1223                  fi
1224                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1225                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1226                  fi
1227                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1228                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1229                  fi
1230                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1231                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1232                  fi
1233                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1234                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1235                  fi
1236                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1237                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1238                  fi
1239                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1240                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1241                  fi
1242                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1243                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1244                  fi
1245                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1246                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1247                  fi
1248                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1249                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1250                  fi
1251                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1252                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1253                  fi
1254                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1255                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1256                  fi
1257                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1258                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1259                  else
1260                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1261                  fi
1262                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1263                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1264                  fi
1265                 :
1266                 fi
1267 esac
1268
1269 case $AFS_SYSNAME in
1270         *_darwin*)
1271                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1272                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1273                 dnl the test below fails on darwin, even if the CPPFLAGS below
1274                 dnl are added. the headers from Kernel.framework must be used
1275                 dnl when KERNEL is defined.
1276
1277                 dnl really, such a thing isn't guaranteed to work on any 
1278                 dnl platform until the kernel cflags from MakefileProto are
1279                 dnl known to configure
1280                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1281                 ;;
1282         *)
1283 AC_MSG_CHECKING(for definition of struct buf)
1284 dnl save_CPPFLAGS="$CPPFLAGS"
1285 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1286 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1287         ac_cv_have_struct_buf=no
1288         AC_TRY_COMPILE(
1289                 [#include <sys/buf.h>],
1290                 [struct buf x;
1291                 printf("%d\n", sizeof(x));],
1292                 ac_cv_have_struct_buf=yes,)
1293         ]
1294 )
1295 dnl CPPFLAGS="$save_CPPFLAGS"
1296 AC_MSG_RESULT($ac_cv_have_struct_buf)
1297 if test "$ac_cv_have_struct_buf" = yes; then
1298         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1299 fi
1300 ;;
1301 esac
1302
1303
1304 AC_CACHE_VAL(ac_cv_sockaddr_len,
1305 [
1306 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1307 AC_TRY_COMPILE( [#include <sys/types.h>
1308 #include <sys/socket.h>],
1309 [struct sockaddr *a;
1310 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1311 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1312 if test "$ac_cv_sockaddr_len" = "yes"; then
1313    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1314 fi
1315 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1316         echo Skipping library tests because they confuse Irix.
1317 else
1318   AC_SEARCH_LIBS([socket], [socket inet])
1319   AC_SEARCH_LIBS([connect], [nsl])
1320   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1321
1322   dnl darwin wants it, aix hates it
1323   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1324   AC_TRY_COMPILE([
1325   #include <stdlib.h>
1326   #include <stdio.h>
1327   #include <sys/types.h>
1328   #include <sys/socket.h>
1329   #include <netinet/in.h>
1330   #include <arpa/inet.h>
1331   #include <arpa/nameser.h>
1332   #include <arpa/nameser_compat.h>
1333   #include <resolv.h>
1334   ], [static int i; i = 0;],
1335   [AC_MSG_RESULT(yes)
1336    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1337   [AC_MSG_RESULT(no)
1338    ])
1339
1340   openafs_save_libs="$LIBS"
1341   AC_MSG_CHECKING([for res_search])
1342   AC_FUNC_RES_SEARCH
1343
1344   if test "$ac_cv_func_res_search" = no; then
1345       for lib in dns nsl resolv; do
1346         if test "$ac_cv_func_res_search" != yes; then
1347           LIBS="-l$lib $LIBS"
1348           AC_FUNC_RES_SEARCH
1349           LIBS="$openafs_save_libs"
1350         fi
1351       done    
1352       if test "$ac_cv_func_res_search" = yes; then
1353         LIB_res_search="-l$lib"       
1354         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1355         AC_MSG_RESULT([yes, in lib$lib])
1356       else
1357         AC_MSG_RESULT(no)
1358       fi
1359   else
1360     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1361     AC_MSG_RESULT(yes)
1362   fi
1363   
1364 fi
1365
1366 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1367 [
1368 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1369 AC_TRY_COMPILE( [#include <sys/types.h>
1370 #include <sys/socket.h>
1371 #include <netinet/in.h>],
1372 [int on=1;
1373 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1374 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1375 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1376    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1377 fi
1378
1379 PTHREAD_LIBS=error
1380 if test "x$MKAFS_OSTYPE" = OBSD; then
1381         PTHREAD_LIBS="-pthread"
1382 fi
1383 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1384         PTHREAD_LIBS="-pthread"
1385 fi
1386 if test "x$PTHREAD_LIBS" = xerror; then
1387         AC_CHECK_LIB(pthread, pthread_attr_init,
1388                 PTHREAD_LIBS="-lpthread")
1389 fi
1390 if test "x$PTHREAD_LIBS" = xerror; then
1391         AC_CHECK_LIB(pthreads, pthread_attr_init,
1392                 PTHREAD_LIBS="-lpthreads")
1393 fi
1394 if test "x$PTHREAD_LIBS" = xerror; then
1395         AC_CHECK_LIB(c_r, pthread_attr_init,
1396                 PTHREAD_LIBS="-lc_r")
1397 fi
1398 if test "x$PTHREAD_LIBS" = xerror; then
1399         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1400 fi
1401 if test "x$PTHREAD_LIBS" = xerror; then
1402         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1403         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1404                 PTHREAD_LIBS="-lpthread")
1405 fi
1406 if test "x$PTHREAD_LIBS" = xerror; then
1407         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1408 fi
1409 AC_SUBST(PTHREAD_LIBS)
1410
1411 HOST_CPU="$host_cpu"
1412
1413 if test "x$with_bsd_kernel_headers" != "x"; then
1414         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1415 else
1416         BSD_KERNEL_PATH="/usr/src/sys"
1417 fi
1418
1419 if test "x$with_bsd_kernel_build" != "x"; then
1420         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1421 else
1422         case $AFS_SYSNAME in
1423                 *_fbsd_4?)
1424                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1425                         ;;
1426                 *_fbsd_*)
1427                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1428                         ;;
1429         esac
1430 fi
1431
1432 # Fast restart
1433 if test "$enable_supergroups" = "yes"; then
1434         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1435 fi
1436
1437 if test "$enable_fast_restart" = "yes"; then
1438         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1439 fi
1440
1441 if test "$enable_bitmap_later" = "yes"; then
1442         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1443 fi
1444
1445 if test "$enable_demand_attach_fs" = "yes"; then
1446         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1447         DEMAND_ATTACH="yes"
1448 else
1449         DEMAND_ATTACH="no"
1450 fi
1451 AC_SUBST(DEMAND_ATTACH)
1452
1453 if test "$enable_disconnected" = "yes"; then
1454         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1455 fi
1456
1457 if test "$enable_unix_sockets" = "yes"; then
1458         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1459         USE_UNIX_SOCKETS="yes"
1460 else
1461         USE_UNIX_SOCKETS="no"
1462 fi
1463 AC_SUBST(USE_UNIX_SOCKETS)
1464
1465 if test "$enable_fast_restart" = "yes" &&
1466    test "$enable_demand_attach_fs" = "yes" ; then
1467         AC_MSG_ERROR([The Demand Attach and Fast Restart extensions are mutually exclusive.  Demand Attach fileservers automatically salvage volumes in the background, thereby making Fast Restart pointless.])
1468         exit 1
1469 fi
1470
1471 if test "$enable_full_vos_listvol_switch" = "yes"; then
1472         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1473 fi
1474
1475 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1476    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1477         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1478    fi
1479 fi
1480
1481 if test "$enable_bos_restricted_mode" = "yes"; then
1482         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1483 fi
1484
1485 if test "$enable_largefile_fileserver" = "yes"; then
1486         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1487 fi
1488
1489 if test "$enable_cache_bypass" = "yes"; then
1490         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1491 fi
1492
1493 if test "$enable_namei_fileserver" = "yes"; then
1494         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1495         VFSCK=""
1496 else
1497         if test "$enable_namei_fileserver" = "default"; then
1498                 case $host in
1499                         *-solaris2.10*)
1500                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1501                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1502                                 VFSCK=""
1503                                 ;;
1504                         *-solaris2.11*)
1505                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1506                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1507                                 VFSCK=""
1508                                 ;;
1509                         *)
1510                                 VFSCK="vfsck"
1511                                 ;;
1512                 esac
1513         else
1514                 VFSCK="vfsck"
1515         fi
1516 fi
1517
1518 if test "$enable_afsdb" = "yes"; then
1519         LIB_AFSDB="$LIB_res_search"
1520         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1521 fi
1522
1523 dnl check for tivoli
1524 AC_MSG_CHECKING(for tivoli tsm butc support)
1525 XBSA_CFLAGS=""
1526 if test "$enable_tivoli_tsm" = "yes"; then
1527         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1528         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1529         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1530         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1531
1532         if test -r "$XBSADIR3/dsmapifp.h"; then
1533                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1534                 XBSA_XLIBS="-ldl"
1535                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1536         elif test -r "$XBSADIR4/dsmapifp.h"; then
1537                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1538                 XBSA_XLIBS="-ldl"
1539                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1540         elif test -r "$XBSADIR1/xbsa.h"; then
1541                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1542                 XBSA_XLIBS=""
1543                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1544         elif test -r "$XBSADIR2/xbsa.h"; then
1545                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1546                 XBSA_XLIBS=""
1547                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1548         else
1549                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1550         fi
1551 else
1552         AC_MSG_RESULT([no])
1553 fi
1554 AC_SUBST(XBSA_CFLAGS)
1555 AC_SUBST(XBSA_XLIBS) 
1556
1557 dnl checks for header files.
1558 AC_HEADER_STDC
1559 AC_HEADER_SYS_WAIT
1560 AC_HEADER_DIRENT
1561 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h grp.h)
1562 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1563 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1564 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1565 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h sys/ipc.h)
1566 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1567 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1568 AC_CHECK_HEADERS(et/com_err.h)
1569
1570 AC_CHECK_TYPES([fsblkcnt_t],,,[
1571 #include <sys/types.h>
1572 #ifdef HAVE_SYS_BITYPES_H
1573 #include <sys/bitypes.h>
1574 #endif
1575 #ifdef HAVE_SYS_STATFS_H
1576 #include <sys/statfs.h>
1577 #endif
1578 #ifdef HAVE_SYS_STATVFS_H
1579 #include <sys/statvfs.h>
1580 #endif
1581 ])
1582
1583 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1584 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1585         case $AFS_SYSNAME in
1586         sgi_*)
1587                 HAVE_PAM="no"
1588                 ;;
1589         *)
1590                 HAVE_PAM="yes"
1591                 ;;
1592         esac
1593 else
1594         HAVE_PAM="no"
1595 fi
1596 AC_SUBST(HAVE_PAM)
1597
1598 if test "$enable_login" = yes; then
1599         BUILD_LOGIN="yes"
1600 else
1601         BUILD_LOGIN="no"
1602 fi
1603 AC_SUBST(BUILD_LOGIN)
1604
1605 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1606 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1607 AC_CHECK_FUNCS(setvbuf vsyslog getcwd)
1608 AC_CHECK_FUNCS(regcomp regexec regerror)
1609 AC_MSG_CHECKING([for POSIX regex library])
1610 if test "$ac_cv_header_regex_h" = "yes" && \
1611         test "$ac_cv_func_regcomp" = "yes" && \
1612         test "$ac_cv_func_regexec" = "yes" && \
1613         test "$ac_cv_func_regerror" = "yes"; then
1614     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1615     AC_MSG_RESULT(yes)
1616 else
1617     AC_MSG_RESULT(no)
1618 fi
1619
1620 AC_TYPE_SOCKLEN_T
1621 AC_TYPE_SIGNAL
1622 AC_CHECK_SIZEOF(void *)
1623 AC_TYPE_INTPTR_T
1624 AC_TYPE_UINTPTR_T
1625 AC_CHECK_TYPE(ssize_t, int)
1626 AC_CHECK_TYPES(sig_t, , ,
1627   [#include <sys/types.h>
1628    #include <signal.h> ])
1629 AC_CHECK_TYPE([sig_atomic_t], ,
1630     [AC_DEFINE([sig_atomic_t], [int],
1631         [Define to int if <signal.h> does not define.])],
1632 [#include <sys/types.h>
1633 #include <signal.h>])
1634 AC_SIZEOF_TYPE(long)
1635
1636 AC_CHECK_FUNCS(timegm)
1637 AC_CHECK_FUNCS(daemon)
1638
1639 dnl Directory PATH handling
1640 if test "x$enable_transarc_paths" = "xyes"  ; then 
1641     afsconfdir=${afsconfdir=/usr/afs/etc}
1642     viceetcdir=${viceetcdir=/usr/vice/etc}
1643     afskerneldir=${afskerneldir=${viceetcdir}}
1644     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1645     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1646     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1647     afsdbdir=${afsdbdir=/usr/afs/db}
1648     afslogsdir=${afslogsdir=/usr/afs/logs}
1649     afslocaldir=${afslocaldir=/usr/afs/local}
1650     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1651     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1652     afsdatadir=${afsdatadir=/usr/vice/etc}
1653 else 
1654     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1655     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1656     afskerneldir=${afskerneldir='${libdir}/openafs'}
1657     afssrvbindir=${afssrvbindir='${bindir}'}
1658     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1659     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1660     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1661     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1662     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1663     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1664     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1665     afsdatadir=${afsdatadir='${datadir}/openafs'}
1666 fi
1667 AC_SUBST(afsconfdir)
1668 AC_SUBST(viceetcdir)
1669 AC_SUBST(afskerneldir)
1670 AC_SUBST(afssrvbindir)
1671 AC_SUBST(afssrvsbindir)
1672 AC_SUBST(afssrvlibexecdir)
1673 AC_SUBST(afsdbdir)
1674 AC_SUBST(afslogsdir)
1675 AC_SUBST(afslocaldir)
1676 AC_SUBST(afsbackupdir)
1677 AC_SUBST(afsbosconfigdir)
1678 AC_SUBST(afsdatadir)
1679
1680 if test "x$enable_kernel_module" = "xyes"; then
1681 ENABLE_KERNEL_MODULE=libafs
1682 fi
1683
1684 if test "x$enable_pthreaded_ubik" = "xyes"; then
1685 ENABLE_PTHREADED_UBIK=yes
1686 fi
1687
1688 AC_SUBST(VFSCK)
1689 AC_SUBST(AFS_SYSNAME)
1690 AC_SUBST(AFS_PARAM_COMMON)
1691 AC_SUBST(ENABLE_KERNEL_MODULE)
1692 AC_SUBST(ENABLE_PTHREADED_UBIK)
1693 AC_SUBST(LIB_AFSDB)
1694 AC_SUBST(LINUX_KERNEL_PATH)
1695 AC_SUBST(LINUX_KERNEL_BUILD)
1696 AC_SUBST(HOST_CPU)
1697 AC_SUBST(BSD_KERNEL_PATH)
1698 AC_SUBST(BSD_KERNEL_BUILD)
1699 AC_SUBST(LINUX_VERSION)
1700 AC_SUBST(MKAFS_OSTYPE)
1701 AC_SUBST(TOP_OBJDIR)
1702 AC_SUBST(TOP_SRCDIR)
1703 AC_SUBST(TOP_INCDIR)
1704 AC_SUBST(TOP_LIBDIR)
1705 AC_SUBST(DEST)
1706 AC_SUBST(DARWIN_INFOFILE)
1707 AC_SUBST(IRIX_BUILD_IP35)
1708 AC_SUBST(HTML_XSL)
1709 AC_SUBST(XSLTPROC)
1710
1711 OPENAFS_OSCONF
1712 OPENAFS_KRB5CONF
1713
1714 TOP_SRCDIR="${srcdir}/src"
1715 dnl
1716 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1717 dnl
1718 case $TOP_SRCDIR in
1719         /*)
1720                 ;;
1721         *)
1722                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1723                 ;;
1724 esac
1725
1726 TOP_OBJDIR="${SRCDIR_PARENT}"
1727 TOP_INCDIR="${SRCDIR_PARENT}/include"
1728 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1729 if test "${DEST}x" = "x"; then
1730         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1731 fi
1732
1733 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1734 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1735 AC_SUBST(HELPER_SPLINT)
1736 AC_SUBST(HELPER_SPLINTCFG)
1737
1738 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1739
1740 ])