9b4a592d89b4a394d0a2d4bdd13cf35210ffa32c
[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([RCSID],
9 [#define RCSID(msg) \
10 static /**/const char *const rcsid[] = { (char *)rcsid, "\100(#)" msg }
11 #undef HAVE_CONNECT
12 #undef HAVE_GETHOSTBYNAME
13 #undef HAVE_RES_SEARCH
14 #undef HAVE_SOCKET
15 #undef STRUCT_SOCKADDR_HAS_SA_LEN
16 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
17 # if ENDIANESS_IN_SYS_PARAM_H
18 #  ifndef KERNEL
19 #   include <sys/types.h>
20 #   include <sys/param.h>
21 #   if BYTE_ORDER == BIG_ENDIAN
22 #   define WORDS_BIGENDIAN 1
23 #   endif
24 #  else
25 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
26 #    define WORDS_BIGENDIAN 1
27 #   else
28 #    undef WORDS_BIGENDIAN
29 #   endif
30 #  endif
31 # else
32 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
33 #   define WORDS_BIGENDIAN 1
34 #  else
35 #   undef WORDS_BIGENDIAN
36 #  endif
37 # endif
38 #else
39 # if defined(__BIG_ENDIAN__)
40 #  define WORDS_BIGENDIAN 1
41 # else
42 #  undef WORDS_BIGENDIAN
43 # endif
44 #endif
45 #ifdef UKERNEL
46 /*
47  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
48  * play nice with some other interfaces like FUSE. We technically only would
49  * need to define this when building for such interfaces, but set it always to
50  * try and reduce potential confusion. 
51  */
52 #define _FILE_OFFSET_BITS 64
53 #endif
54
55 #undef AFS_AFSDB_ENV
56 #undef AFS_LARGEFILE_ENV
57 #undef AFS_NAMEI_ENV
58 #undef BITMAP_LATER
59 #undef BOS_RESTRICTED_MODE
60 #undef BOS_NEW_CONFIG
61 #undef FAST_RESTART
62 #undef FULL_LISTVOL_SWITCH
63 #undef COMPLETION_H_EXISTS
64 #undef DEFINED_FOR_EACH_PROCESS
65 #undef DEFINED_PREV_TASK
66 #undef EXPORTED_KALLSYMS_ADDRESS
67 #undef EXPORTED_KALLSYMS_SYMBOL
68 #undef EXPORTED_SYS_CALL_TABLE
69 #undef EXPORTED_IA32_SYS_CALL_TABLE
70 #undef EXPORTED_TASKLIST_LOCK
71 #undef INODE_SETATTR_NOT_VOID
72 #undef IRIX_HAS_MEM_FUNCS
73 #undef RECALC_SIGPENDING_TAKES_VOID
74 #undef STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
75 #undef STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
76 #undef STRUCT_FS_HAS_FS_ROLLED
77 #undef STRUCT_INODE_HAS_I_DEVICES
78 #undef STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
79 #undef STRUCT_INODE_HAS_I_ALLOC_SEM
80 #undef STRUCT_INODE_HAS_I_TRUNCATE_SEM
81 #undef STRUCT_TASK_STRUCT_HAS_PARENT
82 #undef STRUCT_TASK_STRUCT_HAS_REAL_PARENT
83 #undef STRUCT_TASK_STRUCT_HAS_SIG
84 #undef STRUCT_TASK_STRUCT_HAS_SIGHAND
85 #undef STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
86 #undef ssize_t
87 #undef HAVE_STRUCT_BUF
88 #undef HAVE_ARPA_NAMESER_COMPAT_H
89 /* glue for RedHat kernel bug */
90 #undef ENABLE_REDHAT_BUILDSYS
91 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
92 #include "redhat-fix.h"
93 #endif])
94
95 AC_CANONICAL_HOST
96 SRCDIR_PARENT=`pwd`
97
98 #BOZO_SAVE_CORES pam sia
99
100 dnl System identity.
101 AC_ARG_WITH([afs-sysname],
102     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
103
104 dnl General feature options.
105 AC_ARG_ENABLE([afsdb],
106     [AS_HELP_STRING([--disable-afsdb], [disable AFSDB DNS RR support])],
107     ,
108     [enable_afsdb="yes"])
109 AC_ARG_ENABLE([obsolete],
110     [AC_HELP_STRING([--enable-obsolete],
111         [enable obsolete portions of AFS (mpp and package)])],
112     ,
113     [enable_obsolete="no"])
114 AC_ARG_ENABLE([pam],
115     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
116     ,
117     [enable_pam="yes"])
118 AC_ARG_ENABLE([bos-restricted-mode],
119     [AS_HELP_STRING([--enable-bos-restricted-mode],
120         [enable bosserver restricted mode which disables certain bosserver
121          functionality])],
122     , 
123     [enable_bos_restricted_mode="no"])
124 AC_ARG_ENABLE([bos-new-config],
125     [AS_HELP_STRING([--enable-bos-new-config],
126         [enable bosserver pickup of BosConfig.new on restarts])],
127     ,
128     [enable_bos_new_config="no"])
129 AC_ARG_ENABLE([largefile-fileserver],
130     [AS_HELP_STRING([--disable-largefile-fileserver],
131         [disable large file support in fileserver])],
132     ,
133     [enable_largefile_fileserver="yes"])
134 AC_ARG_ENABLE([namei-fileserver],
135     [AS_HELP_STRING([--enable-namei-fileserver],
136         [force compilation of namei fileserver in preference to inode
137          fileserver])],
138     , 
139     [enable_namei_fileserver="default"])
140 AC_ARG_ENABLE([cache-bypass],
141     [AS_HELP_STRING([--enable-cache-bypass],
142         [enable client support for cache bypass])],
143     , 
144     [enable_cache_bypass="no"])
145 AC_ARG_ENABLE([supergroups],
146     [AS_HELP_STRING([--enable-supergroups],
147         [enable support for nested pts groups])],
148     , 
149     [enable_supergroups="no"])
150 AC_ARG_ENABLE([fast-restart],
151     [AS_HELP_STRING([--enable-fast-restart],
152         [enable fast startup of file server without salvaging])],
153     , 
154     [enable_fast_restart="no"])
155 AC_ARG_ENABLE([bitmap-later],
156     [AS_HELP_STRING([--enable-bitmap-later],
157         [enable fast startup of file server by not reading bitmap till
158          needed])],
159     , 
160     [enable_bitmap_later="no"])
161 AC_ARG_ENABLE([demand-attach-fs],
162     [AS_HELP_STRING([--enable-demand-attach-fs],
163         [enable Demand Attach Fileserver (please see documentation)])],
164     , 
165     [enable_demand_attach_fs="no"])
166 AC_ARG_ENABLE([disconnected],
167     [AS_HELP_STRING([--enable-disconnected],
168         [enable disconnected support in cache manager (experimental)])],
169     , 
170     [enable_disconnected="no"])
171 AC_ARG_ENABLE([unix-sockets],
172     [AS_HELP_STRING([--enable-unix-sockets],
173         [enable use of unix domain sockets for fssync])],
174     ,
175     [enable_unix_sockets="yes"])
176 AC_ARG_ENABLE([full-vos-listvol-switch],
177     [AS_HELP_STRING([--disable-full-vos-listvol-switch],
178         [disable vos full listvol switch for formatted output])],
179     , 
180     [enable_full_vos_listvol_switch="yes"])
181 AC_ARG_ENABLE([icmp-pmtu-discovery],
182     [AS_HELP_STRING([--enable-icmp-pmtu-discovery],
183         [enable path MTU discovery by decoding ICMP unreachable replies])],
184     , 
185     [enable_icmp_pmtu_discovery="no"])
186 AC_ARG_ENABLE([tivoli-tsm],
187     [AS_HELP_STRING([--enable-tivoli-tsm],
188         [enable use of the Tivoli TSM API libraries for butc support])],
189     , 
190     [enable_tivoli_tsm="no"])
191 AC_ARG_ENABLE([pthreaded-ubik],
192     [AS_HELP_STRING([--enable-pthreaded-ubik],
193         [enable installation of pthreaded ubik applications (defaults to
194          disabled)])],
195     ,
196     [enable_pthreaded_ubik="no"])
197 AC_ARG_ENABLE([linux-fh],
198     [AS_HELP_STRING([--enable-linux-fh],
199         [enable opening cache files by file hande instead of inode numbers
200          with linux (defaults to disabled)])],
201     ,
202     [enable_linux_fh="no"])
203
204 dnl Kernel module build options.
205 AC_ARG_WITH([dux-kernel-headers],
206     [AS_HELP_STRING([--with-dux-kernel-headers=path],
207         [use the kernel headers found at path (optional, defaults to first
208          match in /usr/sys)])])
209 AC_ARG_WITH([linux-kernel-headers],
210     [AS_HELP_STRING([--with-linux-kernel-headers=path],
211         [use the kernel headers found at path (optional, defaults to
212          /usr/src/linux-2.4, then /usr/src/linux)])])
213 AC_ARG_WITH([linux-kernel-build],
214     [AS_HELP_STRING([--with-linux-kernel-build=path],
215         [use the kernel build found at path(optional, defaults to 
216         /usr/src/linux-2.4, then /usr/src/linux)])])
217 AC_ARG_WITH([bsd-kernel-headers],
218     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
219         [use the kernel headers found at path (optional, defaults to
220          /usr/src/sys)])])
221 AC_ARG_WITH([bsd-kernel-build],
222     [AS_HELP_STRING([--with-bsd-kernel-build=path], 
223         [use the kernel build found at path (optional, defaults to
224          KSRC/i386/compile/GENERIC)])])
225 AC_ARG_WITH([linux-kernel-packaging],
226     [AS_HELP_STRING([--with-linux-kernel-packaging],
227         [use standard naming conventions to aid Linux kernel build packaging
228          (disables MPS, sets the kernel module name to openafs.ko, and
229          installs kernel modules into the standard Linux location)])],
230     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
231      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
232     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
233 AC_ARG_ENABLE([kernel-module],
234     [AS_HELP_STRING([--disable-kernel-module],
235         [disable compilation of the kernel module (defaults to enabled)])],
236     , 
237     [enable_kernel_module="yes"])
238 AC_ARG_ENABLE([redhat-buildsys],
239     [AS_HELP_STRING([--enable-redhat-buildsys],
240         [enable compilation of the redhat build system kernel (defaults to
241          disabled)])],
242     ,
243     [enable_redhat_buildsys="no"])
244
245 dnl Installation locations.
246 AC_ARG_ENABLE([transarc-paths],
247     [AS_HELP_STRING([--enable-transarc-paths],
248         [use Transarc style paths like /usr/afs and /usr/vice])],
249     , 
250     [enable_transarc_paths="no"])
251
252 dnl Optimization and debugging flags.
253 AC_ARG_ENABLE([strip-binaries],
254     [AS_HELP_STRING([--disable-strip-binaries],
255         [disable stripping of symbol information from binaries (defaults to
256          enabled)])],
257     ,
258     [enable_strip_binaries="maybe"])
259 AC_ARG_ENABLE([debug],
260     [AS_HELP_STRING([--enable-debug],
261         [enable compilation of the user space code with debugging information
262          (defaults to disabled)])],
263     , 
264     [enable_debug="no"])
265 AC_ARG_ENABLE([optimize],
266     [AS_HELP_STRING([--disable-optimize],
267         [disable optimization for compilation of the user space code (defaults
268          to enabled)])],
269     , 
270     [enable_optimize="yes"])
271 AC_ARG_ENABLE([warnings],
272     [AS_HELP_STRING([--enable-warnings],
273         [enable compilation warnings when building with gcc (defaults to
274          disabled)])],
275     ,
276     [enable_warnings="no"])
277 AC_ARG_ENABLE([debug-kernel],
278     [AS_HELP_STRING([--enable-debug-kernel],
279         [enable compilation of the kernel module with debugging information
280          (defaults to disabled)])],
281     ,
282     [enable_debug_kernel="no"])
283 AC_ARG_ENABLE([optimize-kernel],
284     [AS_HELP_STRING([--disable-optimize-kernel],
285         [disable compilation of the kernel module with optimization (defaults
286          based on platform)])],
287     , 
288     [enable_optimize_kernel="yes"])
289 AC_ARG_ENABLE([debug-lwp],
290     [AS_HELP_STRING([--enable-debug-lwp],
291         [enable compilation of the LWP code with debugging information
292          (defaults to disabled)])],
293     ,
294     [enable_debug_lwp="no"])
295 AC_ARG_ENABLE([optimize-lwp],
296     [AS_HELP_STRING([--disable-optimize-lwp],
297         [disable optimization for compilation of the LWP code (defaults to
298          enabled)])],
299     ,
300     [enable_optimize_lwp="yes"])
301 AC_ARG_ENABLE([debug-pam],
302     [AS_HELP_STRING([--enable-debug-pam],
303         [enable compilation of the PAM code with debugging information
304          (defaults to disabled)])],
305     ,
306     [enable_debug_pam="no"])
307 AC_ARG_ENABLE([optimize-pam],
308     [AS_HELP_STRING([--disable-optimize-pam],
309         [disable optimization for compilation of the PAM code (defaults to
310          enabled)])],
311     ,
312     [enable_optimize_pam="yes"])
313
314
315 enable_login="no"
316
317 dnl weird ass systems
318 dnl AC_AIX
319 AC_ISC_POSIX
320 dnl AC_MINIX
321
322 dnl Various compiler setup.
323 AC_TYPE_PID_T
324 AC_TYPE_SIZE_T
325 AC_TYPE_SIGNAL
326 AC_CHECK_TYPE([sig_t], ,
327     [AC_DEFINE([sig_t], [int],
328         [Define to int if <signal.h> does not define.])],
329 [#include <sys/types.h>
330 #include <signal.h>])
331 COMPILER_HAS_FUNCTION_MACRO
332
333 dnl Checks for programs.
334 AC_PROG_INSTALL
335 AC_PROG_LN_S
336 AC_PROG_RANLIB
337 AC_PROG_YACC
338 AM_PROG_LEX
339
340 OPENAFS_CHECK_BIGENDIAN
341
342 AC_MSG_CHECKING(your OS)
343 system=$host
344 case $system in
345         *-linux*)
346
347                 MKAFS_OSTYPE=LINUX
348                 if test "x$enable_redhat_buildsys" = "xyes"; then
349                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
350                 fi
351                 if test "x$enable_kernel_module" = "xyes"; then
352                  if test "x$with_linux_kernel_headers" != "x"; then
353                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
354                  else
355                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
356                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
357                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
358                    fi
359                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
360                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
361                    fi
362                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
363                      LINUX_KERNEL_PATH="/usr/src/linux"
364                    fi
365                  fi
366                  if test "x$with_linux_kernel_build" != "x"; then
367                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
368                  else
369                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
370                  fi
371                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
372                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
373                  LINUX_VERSION="$linux_kvers"
374                else
375                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
376                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
377                   if test "x$linux_kvers" = "x"; then
378                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
379                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
380                       if test "x$linux_kvers" = "x"; then
381
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                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
399                      enable_kernel_module="no"
400                  fi
401                  if test "x$enable_kernel_module" = "xno"; then
402                   if test "x$with_linux_kernel_headers" != "x"; then
403                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
404                    exit 1
405                   else
406                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
407                   fi
408                  fi
409                  dnl do we need to determine SUBARCH from autoconf.h
410                  SUBARCH=default
411                 fi
412                 AC_MSG_RESULT(linux)
413                 if test "x$enable_kernel_module" = "xyes"; then
414                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
415                  if test "x${AFS_SYSKVERS}" = "x"; then
416                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
417                  fi
418                 fi
419                 ;;
420         *-solaris*)
421                 MKAFS_OSTYPE=SOLARIS
422                 AC_MSG_RESULT(sun4)
423                 SOLARIS_UFSVFS_HAS_DQRWLOCK
424                 SOLARIS_PROC_HAS_P_COREFILE
425                 SOLARIS_FS_HAS_FS_ROLLED
426                 ;;
427         *-sunos*)
428                 MKAFS_OSTYPE=SUNOS
429                 enable_kernel_module=no
430                 AC_MSG_RESULT(sun4)
431                 ;;
432         *-hpux*)
433                 MKAFS_OSTYPE=HPUX
434                 AC_MSG_RESULT(hp_ux)
435                 if test -f "/usr/old/usr/include/ndir.h"; then
436                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
437                 fi
438                 ;;
439         *-irix*)
440                 if test -d /usr/include/sys/SN/SN1; then
441                  IRIX_BUILD_IP35="IP35"
442                 fi
443                 MKAFS_OSTYPE=IRIX
444                 AC_MSG_RESULT(sgi)
445                 ;;
446         *-aix*)
447                 MKAFS_OSTYPE=AIX
448                 AC_MSG_RESULT(rs_aix)
449                 ;;
450         *-osf*)
451                 MKAFS_OSTYPE=DUX
452                 AC_MSG_RESULT(alpha_dux)
453                 if test "x$enable_kernel_module" = "xyes"; then
454                  if test "x$with_dux_kernel_headers" != "x"; then
455                    HEADER_RT=`ls ${with_dux_kernel_headers}/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
456                  else
457                    HEADER_RT=`ls /usr/sys/*/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
458                  fi
459                 fi
460                 if test "$HEADER_RT" = "*" ; then
461                         AC_MSG_ERROR([Need a configured kernel directory])
462                 fi
463                 AC_SUBST([HEADER_RT])
464                 ;;
465         powerpc-*-darwin*)
466                 MKAFS_OSTYPE=DARWIN
467                 AC_MSG_RESULT(ppc_darwin)
468                 ;;
469         i386-*-darwin*)
470                 MKAFS_OSTYPE=DARWIN
471                 AC_MSG_RESULT(x86_darwin)
472                 ;;
473         i386-*-freebsd*)
474                 MKAFS_OSTYPE=FBSD
475                 AC_MSG_RESULT(i386_fbsd)
476                 ;;
477         x86_64-*-freebsd*)
478                 MKAFS_OSTYPE=FBSD
479                 AC_MSG_RESULT(amd64_fbsd)
480                 ;;
481         *-netbsd*)
482                 MKAFS_OSTYPE=NBSD
483                 AC_MSG_RESULT(nbsd)
484                 ;;
485         *-openbsd*)
486                 MKAFS_OSTYPE=OBSD
487                 AC_MSG_RESULT(i386_obsd)
488                 ;;
489         *)
490                 AC_MSG_RESULT($system)
491                 ;;
492 esac
493
494 if test "x$with_afs_sysname" != "x"; then
495         AFS_SYSNAME="$with_afs_sysname"
496 else
497         AC_MSG_CHECKING(your AFS sysname)
498         case $host in
499                 i?86-*-openbsd?.?)
500                         v=${host#*openbsd}
501                         vM=${v%.*}
502                         vm=${v#*.}
503                         AFS_SYSNAME="i386_obsd${vM}${vm}"
504                         ;;
505                 sparc64-*-openbsd?.?)
506                         v=${host#*openbsd}
507                         vM=${v%.*}
508                         vm=${v#*.}
509                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
510                         ;;
511                 i?86-*-freebsd?.*)
512                         v=${host#*freebsd}
513                         vM=${v%.*}
514                         vm=${v#*.}
515                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
516                         ;;
517                 x86_64-*-freebsd?.*)
518                         v=${host#*freebsd}
519                         vM=${v%.*}
520                         vm=${v#*.}
521                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
522                         ;;
523                 i?86-*-netbsd*1.5*)
524                         AFS_PARAM_COMMON=param.nbsd15.h
525                         AFS_SYSNAME="i386_nbsd15"
526                         ;;
527                 alpha-*-netbsd*1.5*)
528                         AFS_PARAM_COMMON=param.nbsd15.h
529                         AFS_SYSNAME="alpha_nbsd15"
530                         ;;
531                 i?86-*-netbsd*1.6[[M-Z]]*)
532                         AFS_PARAM_COMMON=param.nbsd20.h
533                         AFS_SYSNAME="i386_nbsd20"
534                         ;;
535                 powerpc-*-netbsd*1.6[[M-Z]]*)
536                         AFS_PARAM_COMMON=param.nbsd20.h
537                         AFS_SYSNAME="ppc_nbsd20"
538                         ;;
539                 i?86-*-netbsd*2.0*)
540                         AFS_PARAM_COMMON=param.nbsd20.h
541                         AFS_SYSNAME="i386_nbsd20"
542                         ;;
543                 amd64-*-netbsd*2.0*)
544                         AFS_PARAM_COMMON=param.nbsd20.h
545                         AFS_SYSNAME="amd64_nbsd20"
546                         ;;
547                 x86_64-*-netbsd*3.[[0-8]]*)
548                         AFS_PARAM_COMMON=param.nbsd30.h
549                         AFS_SYSNAME="amd64_nbsd30"
550                         ;;
551                 x86_64-*-netbsd*4.[[0-8]]*)
552                         AFS_PARAM_COMMON=param.nbsd40.h
553                         AFS_SYSNAME="amd64_nbsd40"
554                         ;;
555                 powerpc-*-netbsd*2.0*)
556                         AFS_PARAM_COMMON=param.nbsd20.h
557                         AFS_SYSNAME="ppc_nbsd20"
558                         ;;
559                 i?86-*-netbsd*1.6*)
560                         AFS_PARAM_COMMON=param.nbsd16.h
561                         AFS_SYSNAME="i386_nbsd16"
562                         ;;
563                 alpha-*-netbsd*1.6*)
564                         AFS_PARAM_COMMON=param.nbsd16.h
565                         AFS_SYSNAME="alpha_nbsd16"
566                         ;;
567                 powerpc-*-netbsd*1.6*)
568                         AFS_PARAM_COMMON=param.nbsd16.h
569                         AFS_SYSNAME="ppc_nbsd16"
570                         ;;
571                 i?86-*-netbsd*2.1*)
572                         AFS_PARAM_COMMON=param.nbsd21.h
573                         AFS_SYSNAME="i386_nbsd21"
574                         ;;
575                 i?86-*-netbsd*2.99*)
576                         AFS_PARAM_COMMON=param.nbsd30.h
577                         AFS_SYSNAME="i386_nbsd30"
578                         ;;
579                 i?86-*-netbsd*3.[[0-8]]*)
580                         AFS_PARAM_COMMON=param.nbsd30.h
581                         AFS_SYSNAME="i386_nbsd30"
582                         ;;
583                 i?86-*-netbsd*3.99*)
584                         AFS_PARAM_COMMON=param.nbsd30.h
585                         AFS_SYSNAME="i386_nbsd30"
586                         ;;
587                 i?86-*-netbsd*4.[[0-8]]*)
588                         AFS_PARAM_COMMON=param.nbsd40.h
589                         AFS_SYSNAME="i386_nbsd40"
590                         ;;
591                 i?86-*-netbsd*4.99*)
592                         AFS_PARAM_COMMON=param.nbsd40.h
593                         AFS_SYSNAME="i386_nbsd40"
594                         ;;
595                 hppa*-hp-hpux11.0*)
596                         AFS_SYSNAME="hp_ux110"
597                         ;;
598                 hppa*-hp-hpux11.11)
599                         AFS_SYSNAME="hp_ux11i"
600                         ;;
601                 hppa*-hp-hpux11.23)
602                         AFS_SYSNAME="hp_ux1123"
603                         ;;
604                 ia64-hp-hpux11.22)
605                         AFS_SYSNAME="ia64_hpux1122"
606                         ;;
607                 ia64-hp-hpux*)
608                         AFS_SYSNAME="ia64_hpux1123"
609                         ;;
610                 hppa*-hp-hpux10*)
611                         AFS_SYSNAME="hp_ux102"
612                         ;;
613                 powerpc-apple-darwin1.2*)
614                         AFS_SYSNAME="ppc_darwin_12"
615                         ;;
616                 powerpc-apple-darwin1.3*)
617                         AFS_SYSNAME="ppc_darwin_13"
618                         ;;
619                 powerpc-apple-darwin1.4*)
620                         AFS_SYSNAME="ppc_darwin_14"
621                         ;;
622                 powerpc-apple-darwin5.1*)
623                         AFS_SYSNAME="ppc_darwin_14"
624                         ;;
625                 powerpc-apple-darwin5.2*)
626                         AFS_SYSNAME="ppc_darwin_14"
627                         ;;
628                 powerpc-apple-darwin5.3*)
629                         AFS_SYSNAME="ppc_darwin_14"
630                         ;;
631                 powerpc-apple-darwin5.4*)
632                         AFS_SYSNAME="ppc_darwin_14"
633                         ;;
634                 powerpc-apple-darwin5.5*)
635                         AFS_SYSNAME="ppc_darwin_14"
636                         ;;
637                 powerpc-apple-darwin6.0*)
638                         AFS_SYSNAME="ppc_darwin_60"
639                         ;;
640                 powerpc-apple-darwin6.1*)
641                         AFS_SYSNAME="ppc_darwin_60"
642                         ;;
643                 powerpc-apple-darwin6.2*)
644                         AFS_SYSNAME="ppc_darwin_60"
645                         ;;
646                 powerpc-apple-darwin6.3*)
647                         AFS_SYSNAME="ppc_darwin_60"
648                         ;;
649                 powerpc-apple-darwin6.4*)
650                         AFS_SYSNAME="ppc_darwin_60"
651                         ;;
652                 powerpc-apple-darwin6.5*)
653                         AFS_SYSNAME="ppc_darwin_60"
654                         ;;
655                 powerpc-apple-darwin7.0*)
656                         AFS_SYSNAME="ppc_darwin_70"
657                         ;;
658                 powerpc-apple-darwin7.1*)
659                         AFS_SYSNAME="ppc_darwin_70"
660                         ;;
661                 powerpc-apple-darwin7.2*)
662                         AFS_SYSNAME="ppc_darwin_70"
663                         ;;
664                 powerpc-apple-darwin7.3*)
665                         AFS_SYSNAME="ppc_darwin_70"
666                         ;;
667                 powerpc-apple-darwin7.4*)
668                         AFS_SYSNAME="ppc_darwin_70"
669                         ;;
670                 powerpc-apple-darwin7.5*)
671                         AFS_SYSNAME="ppc_darwin_70"
672                         ;;
673                 powerpc-apple-darwin8.0*)
674                         AFS_SYSNAME="ppc_darwin_80"
675                         ;;
676                 powerpc-apple-darwin8.*)
677                         AFS_SYSNAME="ppc_darwin_80"
678                         ;;
679                 i386-apple-darwin8.*)
680                         AFS_SYSNAME="x86_darwin_80"
681                         ;;
682                 powerpc-apple-darwin9.*)
683                         AFS_SYSNAME="ppc_darwin_90"
684                         ;;
685                 i386-apple-darwin9.*)
686                         AFS_SYSNAME="x86_darwin_90"
687                         ;;
688                 sparc-sun-solaris2.5*)
689                         AFS_SYSNAME="sun4x_55"
690                         enable_login="yes"
691                         ;;
692                 sparc-sun-solaris2.6)
693                         AFS_SYSNAME="sun4x_56"
694                         ;;
695                 sparc-sun-solaris2.7)
696                         AFS_SYSNAME="sun4x_57"
697                         ;;
698                 sparc-sun-solaris2.8)
699                         AFS_SYSNAME="sun4x_58"
700                         ;;
701                 sparc-sun-solaris2.9)
702                         AFS_SYSNAME="sun4x_59"
703                         ;;
704                 sparc-sun-solaris2.10)
705                         AFS_SYSNAME="sun4x_510"
706                         ;;
707                 sparc-sun-solaris2.11)
708                         AFS_SYSNAME="sun4x_511"
709                         ;;
710                 sparc-sun-sunos4*)
711                         AFS_SYSNAME="sun4_413"
712                         enable_login="yes"
713                         ;;
714                 i386-pc-solaris2.7)
715                         AFS_SYSNAME="sunx86_57"
716                         ;;
717                 i386-pc-solaris2.8)
718                         AFS_SYSNAME="sunx86_58"
719                         ;;
720                 i386-pc-solaris2.9)
721                         AFS_SYSNAME="sunx86_59"
722                         ;;
723                 i386-pc-solaris2.10)
724                         AFS_SYSNAME="sunx86_510"
725                         ;;
726                 i386-pc-solaris2.11)
727                         AFS_SYSNAME="sunx86_511"
728                         ;;
729                 alpha*-dec-osf4.0*)
730                         AFS_SYSNAME="alpha_dux40"
731                         ;;
732                 alpha*-dec-osf5.0*)
733                         AFS_SYSNAME="alpha_dux50"
734                         ;;
735                 alpha*-dec-osf5.1*)
736                         AFS_SYSNAME="alpha_dux51"
737                         ;;
738                 mips-sgi-irix6.5)
739                         AFS_SYSNAME="sgi_65"
740                         ;;
741                 ia64-*-linux*)
742                         AFS_SYSNAME="ia64_linuxXX"
743                         ;;
744                 powerpc-*-linux*)
745                         AFS_SYSNAME="`/bin/arch`_linuxXX"
746                         ;;
747                 powerpc64-*-linux*)
748                         AFS_SYSNAME="ppc64_linuxXX"
749                         ;;
750                 alpha*-linux*)
751                         AFS_SYSNAME="alpha_linux_XX"
752                         ;;
753                 s390-*-linux*)
754                         AFS_SYSNAME="s390_linuxXX"
755                         ;;
756                 s390x-*-linux*)
757                         AFS_SYSNAME="s390x_linuxXX"
758                         ;;
759                 sparc-*-linux*)
760                         AFS_SYSNAME="`/bin/arch`_linuxXX"
761                         ;;
762                 sparc64-*-linux*)
763                         AFS_SYSNAME="sparc64_linuxXX"
764                         ;;
765                 i?86-*-linux*)
766                         AFS_SYSNAME="i386_linuxXX"
767                         ;;
768                 parisc-*-linux-gnu|hppa-*-linux-gnu)
769                         AFS_SYSNAME="parisc_linuxXX"
770                         enable_pam="no"
771                         ;;
772                 power*-ibm-aix4.2*)
773                         AFS_SYSNAME="rs_aix42"
774                         enable_pam="no"
775                         ;;
776                 power*-ibm-aix4.3*)
777                         AFS_SYSNAME="rs_aix42"
778                         enable_pam="no"
779                         ;;
780                 power*-ibm-aix5.1*)
781                         AFS_SYSNAME="rs_aix51"
782                         enable_pam="no"
783                         ;;
784                 power*-ibm-aix5.2*)
785                         AFS_SYSNAME="rs_aix52"
786                         enable_pam="no"
787                         ;;
788                 power*-ibm-aix5.3*)
789                         AFS_SYSNAME="rs_aix53"
790                         enable_pam="no"
791                         ;;
792                 power*-ibm-aix6.1*)
793                         AFS_SYSNAME="rs_aix61"
794                         enable_pam="no"
795                         ;;
796                 x86_64-*-linux-gnu)
797                         AFS_SYSNAME="amd64_linuxXX"
798                         enable_pam="no"
799                         ;;
800                 *)
801                         AC_MSG_ERROR(An AFS sysname is required)
802                         exit 1
803                         ;;
804         esac
805         case $AFS_SYSNAME in
806                 *_linux* | *_umlinux*)
807                         if test "x${AFS_SYSKVERS}" = "x"; then
808                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
809                         fi
810                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
811                         AFS_SYSNAME="$_AFS_SYSNAME"
812                         save_CPPFLAGS="$CPPFLAGS"
813                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
814                         AC_TRY_COMPILE(
815                          [#include <linux/autoconf.h>],
816                          [#ifndef CONFIG_USERMODE
817                           #error not UML
818                           #endif],
819                          ac_cv_linux_is_uml=yes,)
820                         if test "${ac_cv_linux_is_uml}" = yes; then
821                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
822                         fi
823                         CPPFLAGS="$save_CPPFLAGS"
824                         AFS_SYSNAME="$_AFS_SYSNAME"
825                         ;;
826         esac
827         AC_MSG_RESULT($AFS_SYSNAME)
828 fi
829
830 case $AFS_SYSNAME in *_linux* | *_umlinux*)
831
832                 # Add (sub-) architecture-specific paths needed by conftests
833                 case $AFS_SYSNAME  in
834                         *_umlinux26)
835                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
836                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
837                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
838                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
839                 esac
840
841                 if test "x$enable_kernel_module" = "xyes"; then
842                  if test "x$enable_debug_kernel" = "xno"; then
843                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
844                  fi
845                  OPENAFS_GCC_SUPPORTS_MARCH
846                  AC_SUBST(P5PLUS_KOPTS)
847                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
848                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
849                  OPENAFS_GCC_SUPPORTS_NO_COMMON
850                  OPENAFS_GCC_SUPPORTS_PIPE
851                  AC_SUBST(LINUX_GCC_KOPTS)
852                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
853                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
854                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
855                  )
856
857                  LINUX_KBUILD_USES_EXTRA_CFLAGS
858                  LINUX_KERNEL_COMPILE_WORKS
859                  LINUX_EXPORTS_FIND_TASK_BY_PID
860                  LINUX_EXPORTS_PROC_ROOT_FS
861                  LINUX_HAVE_CURRENT_KERNEL_TIME
862                  LINUX_HAVE_WRITE_BEGIN_AOP
863                  LINUX_HAVE_BDI_INIT
864                  LINUX_KMEM_CACHE_INIT
865                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
866                  LINUX_STRUCT_TASK_HAS_CRED
867                  LINUX_HAVE_KMEM_CACHE_T
868                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
869                  LINUX_D_PATH_TAKES_STRUCT_PATH
870                  LINUX_NEW_EXPORT_OPS
871                  LINUX_CONFIG_H_EXISTS
872                  LINUX_COMPLETION_H_EXISTS
873                  LINUX_SEMAPHORE_H_EXISTS
874                  LINUX_EXPORTFS_H_EXISTS
875                  LINUX_DEFINES_FOR_EACH_PROCESS
876                  LINUX_DEFINES_PREV_TASK
877                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
878                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
879                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
880                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
881                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
882                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
883                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
884                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
885                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
886                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
887                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
888                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
889                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
890                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
891                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
892                  LINUX_INODE_SETATTR_RETURN_TYPE
893                  LINUX_WRITE_INODE_RETURN_TYPE
894                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
895                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
896                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
897                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
898                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
899                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
900                  LINUX_AOP_WRITEBACK_CONTROL
901                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
902                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
903                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
904                  LINUX_KERNEL_LINUX_SYSCALL_H
905                  LINUX_KERNEL_LINUX_SEQ_FILE_H
906                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
907                  LINUX_KERNEL_SELINUX
908                  LINUX_KERNEL_SOCK_CREATE
909                  LINUX_KERNEL_PAGE_FOLLOW_LINK
910                  LINUX_KERNEL_HLIST_UNHASHED
911                  LINUX_KEY_TYPE_H_EXISTS
912                  LINUX_NEED_RHCONFIG
913                  LINUX_RECALC_SIGPENDING_ARG_TYPE
914                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
915                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
916                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
917                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
918                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
919                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
920                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
921                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
922                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
923                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
924                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
925                  LINUX_EXPORTS_TASKLIST_LOCK
926                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
927                  LINUX_STATFS_TAKES_DENTRY
928                  LINUX_FREEZER_H_EXISTS
929                  LINUX_HAVE_SVC_ADDR_IN
930                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
931                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
932                  fi
933                  LINUX_REFRIGERATOR
934                  LINUX_LINUX_KEYRING_SUPPORT
935                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
936                  LINUX_DO_SYNC_READ
937                  LINUX_GENERIC_FILE_AIO_READ
938                  LINUX_INIT_WORK_HAS_DATA
939                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
940                  LINUX_SYSCTL_TABLE_CHECKING
941                  LINUX_HAVE_IGET
942                  LINUX_HAVE_I_SIZE_READ
943                  LINUX_HAVE_D_ALLOC_ANON
944                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
945                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
946                  fi
947                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
948                  LINUX_EXPORTS_INIT_MM
949                  LINUX_EXPORTS_SYS_CHDIR
950                  LINUX_EXPORTS_SYS_CLOSE
951                  LINUX_EXPORTS_SYS_OPEN
952                  LINUX_EXPORTS_SYS_WAIT4
953                  LINUX_EXPORTS_RCU_READ_LOCK
954                  if test "x$with_linux_kernel_packaging" = "xno" ; then
955                    LINUX_WHICH_MODULES
956                  else
957                    AC_SUBST(MPS,'SP')
958                  fi
959                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
960                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
961                    ac_cv_linux_exports_sys_call_table=no
962                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
963                      ac_cv_linux_exports_ia32_sys_call_table=yes
964                    fi
965                  else
966                    LINUX_EXPORTS_KALLSYMS_ADDRESS
967                    LINUX_EXPORTS_KALLSYMS_SYMBOL
968                    LINUX_EXPORTS_SYS_CALL_TABLE
969                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
970                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
971                          linux_syscall_method=none
972                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
973                             linux_syscall_method=scan
974                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
975                                linux_syscall_method=scan_with_kallsyms_address
976                             fi
977                          fi
978                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
979                             linux_syscall_method=kallsyms_symbol
980                          fi
981                          if test "x$linux_syscall_method" = "xnone"; then
982                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
983                             linux_syscall_method=scan
984                          fi
985                    fi
986                  fi
987                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
988                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
989                  fi
990                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
991                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
992                  fi
993                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
994                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
995                  fi
996                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
997                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
998                  fi
999                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1000                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1001                  fi
1002                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1003                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1004                  fi
1005                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1006                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1007                  fi
1008                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1009                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1010                  fi
1011                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1012                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1013                  fi
1014                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1015                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1016                  fi
1017                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1018                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1019                  fi
1020                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1021                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1022                  fi
1023                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1024                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1025                  fi
1026                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1027                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1028                  fi
1029                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1030                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1031                  fi
1032                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1033                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1034                  fi
1035                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1036                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1037                  fi
1038                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1039                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1040                  fi
1041                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1042                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1043                  fi
1044                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1045                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1046                  fi
1047                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then 
1048                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1049                  fi
1050                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then 
1051                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1052                  fi
1053                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then 
1054                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1055                  fi
1056                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then 
1057                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1058                  fi
1059                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then 
1060                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1061                  fi
1062                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then 
1063                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1064                  fi
1065                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then 
1066                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1067                  fi
1068                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then 
1069                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1070                  fi
1071                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then 
1072                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1073                  fi
1074                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then 
1075                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1076                  fi
1077                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then 
1078                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1079                  fi
1080                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then 
1081                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1082                  fi
1083                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then 
1084                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1085                  fi
1086                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1087                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1088                  fi
1089                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1090                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1091                  fi
1092                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1093                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1094                  fi
1095                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1096                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1097                  fi
1098                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1099                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1100                  fi
1101                  if test "x$ac_linux_syscall" = "xyes" ; then
1102                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1103                  fi
1104                  if test "x$ac_linux_seq_file" = "xyes" ; then
1105                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1106                  fi
1107                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then 
1108                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1109                  fi
1110                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then 
1111                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1112                  fi
1113                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then 
1114                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1115                  fi
1116                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then 
1117                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1118                  fi
1119                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then 
1120                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1121                  fi
1122                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then 
1123                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1124                  fi
1125                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then 
1126                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1127                  fi
1128                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then 
1129                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1130                  fi
1131                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then 
1132                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1133                  fi
1134                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then 
1135                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1136                  fi
1137                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then 
1138                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1139                  fi
1140                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1141                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1142                  fi
1143                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1144                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1145                  fi
1146                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1147                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1148                  fi
1149                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1150                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1151                  fi
1152                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1153                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1154                  fi
1155                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1156                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1157                  fi
1158                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1159                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1160                  fi
1161                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1162                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1163                  fi
1164                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1165                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1166                  fi
1167                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1168                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1169                  fi
1170                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1171                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1172                  fi
1173                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1174                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1175                  fi
1176                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1177                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1178                  fi
1179                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1180                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1181                  fi
1182                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1183                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1184                  fi
1185                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1186                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1187                  fi
1188                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1189                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1190                  fi
1191                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1192                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1193                  fi
1194                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1195                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1196                  fi
1197                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1198                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1199                  fi
1200                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1201                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1202                  fi
1203                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1204                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1205                  fi
1206                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1207                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1208                  fi
1209                  if test "$enable_linux_fh" = "yes"; then
1210                   AC_DEFINE(LINUX_USE_FH, 1, [define if you want to open cache files by file handle instead of inode numbers])
1211                  fi
1212                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1213                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1214                  else
1215                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1216                  fi
1217                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1218                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1219                  fi
1220                 :
1221                 fi
1222 esac
1223
1224 case $AFS_SYSNAME in
1225         *_darwin*)
1226                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1227                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1228                 dnl the test below fails on darwin, even if the CPPFLAGS below
1229                 dnl are added. the headers from Kernel.framework must be used
1230                 dnl when KERNEL is defined.
1231
1232                 dnl really, such a thing isn't guaranteed to work on any 
1233                 dnl platform until the kernel cflags from MakefileProto are
1234                 dnl known to configure
1235                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1236                 ;;
1237         *)
1238 AC_MSG_CHECKING(for definition of struct buf)
1239 dnl save_CPPFLAGS="$CPPFLAGS"
1240 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1241 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1242         ac_cv_have_struct_buf=no
1243         AC_TRY_COMPILE(
1244                 [#include <sys/buf.h>],
1245                 [struct buf x;
1246                 printf("%d\n", sizeof(x));],
1247                 ac_cv_have_struct_buf=yes,)
1248         ]
1249 )
1250 dnl CPPFLAGS="$save_CPPFLAGS"
1251 AC_MSG_RESULT($ac_cv_have_struct_buf)
1252 if test "$ac_cv_have_struct_buf" = yes; then
1253         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1254 fi
1255 ;;
1256 esac
1257
1258
1259 AC_CACHE_VAL(ac_cv_sockaddr_len,
1260 [
1261 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1262 AC_TRY_COMPILE( [#include <sys/types.h>
1263 #include <sys/socket.h>],
1264 [struct sockaddr *a;
1265 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1266 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1267 if test "$ac_cv_sockaddr_len" = "yes"; then
1268    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1269 fi
1270 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1271         echo Skipping library tests because they confuse Irix.
1272 else
1273   AC_CHECK_FUNCS(socket)
1274
1275   if test "$ac_cv_func_socket" = no; then
1276     for lib in socket inet; do
1277         if test "$HAVE_SOCKET" != 1; then
1278                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
1279         fi
1280     done
1281   fi
1282   
1283   AC_CHECK_FUNCS(connect)       
1284
1285   if test "$ac_cv_func_connect" = no; then
1286     for lib in nsl; do
1287         if test "$HAVE_CONNECT" != 1; then
1288                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
1289         fi
1290     done
1291   fi
1292
1293   AC_CHECK_FUNCS(gethostbyname)
1294   if test "$ac_cv_func_gethostbyname" = no; then
1295         for lib in dns nsl resolv; do
1296           if test "$HAVE_GETHOSTBYNAME" != 1; then
1297             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
1298           fi
1299         done    
1300   fi    
1301
1302   dnl darwin wants it, aix hates it
1303   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1304   AC_TRY_COMPILE([
1305   #include <stdlib.h>
1306   #include <stdio.h>
1307   #include <sys/types.h>
1308   #include <sys/socket.h>
1309   #include <netinet/in.h>
1310   #include <arpa/inet.h>
1311   #include <arpa/nameser.h>
1312   #include <arpa/nameser_compat.h>
1313   #include <resolv.h>
1314   ], [static int i; i = 0;],
1315   [AC_MSG_RESULT(yes)
1316    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1317   [AC_MSG_RESULT(no)
1318    ])
1319
1320   openafs_save_libs="$LIBS"
1321   AC_MSG_CHECKING([for res_search])
1322   AC_FUNC_RES_SEARCH
1323
1324   if test "$ac_cv_func_res_search" = no; then
1325       for lib in dns nsl resolv; do
1326         if test "$ac_cv_func_res_search" != yes; then
1327           LIBS="-l$lib $LIBS"
1328           AC_FUNC_RES_SEARCH
1329           LIBS="$openafs_save_libs"
1330         fi
1331       done    
1332       if test "$ac_cv_func_res_search" = yes; then
1333         LIB_res_search="-l$lib"       
1334         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1335         AC_MSG_RESULT([yes, in lib$lib])
1336       else
1337         AC_MSG_RESULT(no)
1338       fi
1339   else
1340     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1341     AC_MSG_RESULT(yes)
1342   fi
1343   
1344 fi
1345
1346 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1347 [
1348 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1349 AC_TRY_COMPILE( [#include <sys/types.h>
1350 #include <sys/socket.h>
1351 #include <netinet/in.h>],
1352 [int on=1;
1353 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1354 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1355 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1356    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1357 fi
1358
1359 PTHREAD_LIBS=error
1360 if test "x$MKAFS_OSTYPE" = OBSD; then
1361         PTHREAD_LIBS="-pthread"
1362 fi
1363 if test "x$PTHREAD_LIBS" = xerror; then
1364         AC_CHECK_LIB(pthread, pthread_attr_init,
1365                 PTHREAD_LIBS="-lpthread")
1366 fi
1367 if test "x$PTHREAD_LIBS" = xerror; then
1368         AC_CHECK_LIB(pthreads, pthread_attr_init,
1369                 PTHREAD_LIBS="-lpthreads")
1370 fi
1371 if test "x$PTHREAD_LIBS" = xerror; then
1372         AC_CHECK_LIB(c_r, pthread_attr_init,
1373                 PTHREAD_LIBS="-lc_r")
1374 fi
1375 if test "x$PTHREAD_LIBS" = xerror; then
1376         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1377 fi
1378 if test "x$PTHREAD_LIBS" = xerror; then
1379         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1380         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1381                 PTHREAD_LIBS="-lpthread")
1382 fi
1383 if test "x$PTHREAD_LIBS" = xerror; then
1384         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1385 fi
1386 AC_SUBST(PTHREAD_LIBS)
1387
1388 WITH_OBSOLETE=NO
1389 if test "$enable_obsolete" = "yes"; then
1390         WITH_OBSOLETE=YES
1391 fi
1392
1393 HOST_CPU="$host_cpu"
1394
1395 if test "x$with_bsd_kernel_headers" != "x"; then
1396         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1397 else
1398         BSD_KERNEL_PATH="/usr/src/sys"
1399 fi
1400
1401 if test "x$with_bsd_kernel_build" != "x"; then
1402         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1403 else
1404         case $AFS_SYSNAME in
1405                 *_fbsd_4?)
1406                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1407                         ;;
1408                 *_fbsd_*)
1409                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1410                         ;;
1411         esac
1412 fi
1413
1414 # Fast restart
1415 if test "$enable_supergroups" = "yes"; then
1416         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1417 fi
1418
1419 if test "$enable_fast_restart" = "yes"; then
1420         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1421 fi
1422
1423 if test "$enable_bitmap_later" = "yes"; then
1424         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1425 fi
1426
1427 if test "$enable_demand_attach_fs" = "yes"; then
1428         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1429         DEMAND_ATTACH="yes"
1430 else
1431         DEMAND_ATTACH="no"
1432 fi
1433 AC_SUBST(DEMAND_ATTACH)
1434
1435 if test "$enable_disconnected" = "yes"; then
1436         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1437 fi
1438
1439 if test "$enable_unix_sockets" = "yes"; then
1440         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1441         USE_UNIX_SOCKETS="yes"
1442 else
1443         USE_UNIX_SOCKETS="no"
1444 fi
1445 AC_SUBST(USE_UNIX_SOCKETS)
1446
1447 if test "$enable_fast_restart" = "yes" &&
1448    test "$enable_demand_attach_fs" = "yes" ; then
1449         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.])
1450         exit 1
1451 fi
1452
1453 if test "$enable_full_vos_listvol_switch" = "yes"; then
1454         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1455 fi
1456
1457 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1458    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1459         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1460    fi
1461 fi
1462
1463 if test "$enable_bos_restricted_mode" = "yes"; then
1464         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1465 fi
1466
1467 if test "$enable_bos_new_config" = "yes"; then
1468         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1469 fi
1470
1471 if test "$enable_largefile_fileserver" = "yes"; then
1472         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1473 fi
1474
1475 if test "$enable_cache_bypass" = "yes"; then
1476         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1477 fi
1478
1479 if test "$enable_namei_fileserver" = "yes"; then
1480         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1481 else
1482         if test "$enable_namei_fileserver" = "default"; then
1483                 case $host in
1484                         *-solaris2.10*)
1485                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1486                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1487                                 ;;
1488                         *-solaris2.11*)
1489                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1490                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1491                                 ;;
1492                         *)
1493                                 ;;
1494                 esac
1495         fi
1496 fi
1497
1498 if test "$enable_afsdb" = "yes"; then
1499         LIB_AFSDB="$LIB_res_search"
1500         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1501 fi
1502
1503 dnl check for tivoli
1504 AC_MSG_CHECKING(for tivoli tsm butc support)
1505 XBSA_CFLAGS=""
1506 if test "$enable_tivoli_tsm" = "yes"; then
1507         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1508         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1509         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1510         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1511
1512         if test -r "$XBSADIR3/dsmapifp.h"; then
1513                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1514                 XBSA_XLIBS="-ldl"
1515                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1516         elif test -r "$XBSADIR4/dsmapifp.h"; then
1517                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1518                 XBSA_XLIBS="-ldl"
1519                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1520         elif test -r "$XBSADIR1/xbsa.h"; then
1521                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1522                 XBSA_XLIBS=""
1523                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1524         elif test -r "$XBSADIR2/xbsa.h"; then
1525                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1526                 XBSA_XLIBS=""
1527                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1528         else
1529                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1530         fi
1531 else
1532         AC_MSG_RESULT([no])
1533 fi
1534 AC_SUBST(XBSA_CFLAGS)
1535 AC_SUBST(XBSA_XLIBS) 
1536
1537 dnl checks for header files.
1538 AC_HEADER_STDC
1539 AC_HEADER_SYS_WAIT
1540 AC_HEADER_DIRENT
1541 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1542 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1543 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1544 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h)
1545 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1546 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h)
1547 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1548
1549 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1550         HAVE_PAM="yes"
1551 else
1552         HAVE_PAM="no"
1553 fi
1554 AC_SUBST(HAVE_PAM)
1555
1556 if test "$enable_login" = yes; then
1557         BUILD_LOGIN="yes"
1558 else
1559         BUILD_LOGIN="no"
1560 fi
1561 AC_SUBST(BUILD_LOGIN)
1562
1563 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1564 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1565 AC_CHECK_FUNCS(setvbuf vsyslog)
1566 AC_FUNC_SETVBUF_REVERSED
1567 AC_CHECK_FUNCS(regcomp regexec regerror)
1568 AC_MSG_CHECKING([for POSIX regex library])
1569 if test "$ac_cv_header_regex_h" = "yes" && \
1570         test "$ac_cv_func_regcomp" = "yes" && \
1571         test "$ac_cv_func_regexec" = "yes" && \
1572         test "$ac_cv_func_regerror" = "yes"; then
1573     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1574     AC_MSG_RESULT(yes)
1575 else
1576     AC_MSG_RESULT(no)
1577 fi
1578         
1579 AC_CHECK_TYPE(ssize_t, int)
1580 AC_SIZEOF_TYPE(long)
1581
1582 AC_CHECK_FUNCS(timegm)
1583 AC_CHECK_FUNCS(daemon)
1584
1585 dnl Directory PATH handling
1586 if test "x$enable_transarc_paths" = "xyes"  ; then 
1587     afsconfdir=${afsconfdir=/usr/afs/etc}
1588     viceetcdir=${viceetcdir=/usr/vice/etc}
1589     afskerneldir=${afskerneldir=${viceetcdir}}
1590     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1591     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1592     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1593     afsdbdir=${afsdbdir=/usr/afs/db}
1594     afslogsdir=${afslogsdir=/usr/afs/logs}
1595     afslocaldir=${afslocaldir=/usr/afs/local}
1596     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1597     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1598 else 
1599     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1600     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1601     afskerneldir=${afskerneldir='${libdir}/openafs'}
1602     afssrvbindir=${afssrvbindir='${bindir}'}
1603     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1604     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1605     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1606     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1607     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1608     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1609     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1610 fi
1611 AC_SUBST(afsconfdir)
1612 AC_SUBST(viceetcdir)
1613 AC_SUBST(afskerneldir)
1614 AC_SUBST(afssrvbindir)
1615 AC_SUBST(afssrvsbindir)
1616 AC_SUBST(afssrvlibexecdir)
1617 AC_SUBST(afsdbdir)
1618 AC_SUBST(afslogsdir)
1619 AC_SUBST(afslocaldir)
1620 AC_SUBST(afsbackupdir)
1621 AC_SUBST(afsbosconfigdir)
1622
1623 if test "x$enable_kernel_module" = "xyes"; then
1624 ENABLE_KERNEL_MODULE=libafs
1625 fi
1626
1627 if test "x$enable_pthreaded_ubik" = "xyes"; then
1628 ENABLE_PTHREADED_UBIK=yes
1629 fi
1630
1631 AC_SUBST(AFS_SYSNAME)
1632 AC_SUBST(AFS_PARAM_COMMON)
1633 AC_SUBST(ENABLE_KERNEL_MODULE)
1634 AC_SUBST(ENABLE_PTHREADED_UBIK)
1635 AC_SUBST(LIB_AFSDB)
1636 AC_SUBST(LINUX_KERNEL_PATH)
1637 AC_SUBST(LINUX_KERNEL_BUILD)
1638 AC_SUBST(HOST_CPU)
1639 AC_SUBST(BSD_KERNEL_PATH)
1640 AC_SUBST(BSD_KERNEL_BUILD)
1641 AC_SUBST(LINUX_VERSION)
1642 AC_SUBST(MKAFS_OSTYPE)
1643 AC_SUBST(TOP_OBJDIR)
1644 AC_SUBST(TOP_SRCDIR)
1645 AC_SUBST(TOP_INCDIR)
1646 AC_SUBST(TOP_LIBDIR)
1647 AC_SUBST(DEST)
1648 AC_SUBST(WITH_OBSOLETE)
1649 AC_SUBST(DARWIN_INFOFILE)
1650 AC_SUBST(IRIX_BUILD_IP35)
1651
1652 OPENAFS_OSCONF
1653 OPENAFS_KRB5CONF
1654
1655 TOP_SRCDIR="${srcdir}/src"
1656 dnl
1657 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1658 dnl
1659 case $TOP_SRCDIR in
1660         /*)
1661                 ;;
1662         *)
1663                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1664                 ;;
1665 esac
1666
1667 TOP_OBJDIR="${SRCDIR_PARENT}"
1668 TOP_INCDIR="${SRCDIR_PARENT}/include"
1669 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1670 if test "${DEST}x" = "x"; then
1671         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1672 fi
1673
1674 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1675 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1676 AC_SUBST(HELPER_SPLINT)
1677 AC_SUBST(HELPER_SPLINTCFG)
1678
1679 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1680
1681 ])