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