Rationalise some #ifdefs in the LINUX osi layer
[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
338 AC_MSG_CHECKING(your OS)
339 system=$host
340 case $system in
341         *-linux*)
342
343                 MKAFS_OSTYPE=LINUX
344                 if test "x$enable_redhat_buildsys" = "xyes"; then
345                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
346                 fi
347                 if test "x$enable_kernel_module" = "xyes"; then
348                  if test "x$with_linux_kernel_headers" != "x"; then
349                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
350                  else
351                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
352                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
353                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
354                    fi
355                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
356                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
357                    fi
358                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
359                      LINUX_KERNEL_PATH="/usr/src/linux"
360                    fi
361                  fi
362                  if test "x$with_linux_kernel_build" != "x"; then
363                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
364                  else
365                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
366                  fi
367                if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
368                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
369                  LINUX_VERSION="$linux_kvers"
370                else
371                  if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
372                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
373                   if test "x$linux_kvers" = "x"; then
374                     if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
375                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
376                       if test "x$linux_kvers" = "x"; then
377
378                         AC_MSG_ERROR(Linux headers lack version definition [2])
379                         exit 1
380                       else
381                         LINUX_VERSION="$linux_kvers"
382                       fi
383                     else
384                       AC_MSG_ERROR(Linux headers lack version definition)
385                       exit 1
386                     fi
387                   else
388                     LINUX_VERSION="$linux_kvers"
389                   fi
390                  else
391                     enable_kernel_module="no"
392                  fi
393                fi
394                  if test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
395                      enable_kernel_module="no"
396                  fi
397                  if test "x$enable_kernel_module" = "xno"; then
398                   if test "x$with_linux_kernel_headers" != "x"; then
399                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
400                    exit 1
401                   else
402                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
403                   fi
404                  fi
405                  dnl do we need to determine SUBARCH from autoconf.h
406                  SUBARCH=default
407                 fi
408                 AC_MSG_RESULT(linux)
409                 if test "x$enable_kernel_module" = "xyes"; then
410                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
411                  if test "x${AFS_SYSKVERS}" = "x"; then
412                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
413                  fi
414                 fi
415                 ;;
416         *-solaris*)
417                 MKAFS_OSTYPE=SOLARIS
418                 AC_MSG_RESULT(sun4)
419                 SOLARIS_UFSVFS_HAS_DQRWLOCK
420                 SOLARIS_PROC_HAS_P_COREFILE
421                 SOLARIS_FS_HAS_FS_ROLLED
422                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
423                 ;;
424         *-sunos*)
425                 MKAFS_OSTYPE=SUNOS
426                 enable_kernel_module=no
427                 AC_MSG_RESULT(sun4)
428                 ;;
429         *-hpux*)
430                 MKAFS_OSTYPE=HPUX
431                 AC_MSG_RESULT(hp_ux)
432                 if test -f "/usr/old/usr/include/ndir.h"; then
433                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
434                 fi
435                 ;;
436         *-irix*)
437                 if test -d /usr/include/sys/SN/SN1; then
438                  IRIX_BUILD_IP35="IP35"
439                 fi
440                 MKAFS_OSTYPE=IRIX
441                 AC_MSG_RESULT(sgi)
442                 ;;
443         *-aix*)
444                 MKAFS_OSTYPE=AIX
445                 AC_MSG_RESULT(rs_aix)
446                 ;;
447         *-osf*)
448                 MKAFS_OSTYPE=DUX
449                 AC_MSG_RESULT(alpha_dux)
450                 ;;
451         powerpc-*-darwin*)
452                 MKAFS_OSTYPE=DARWIN
453                 AC_MSG_RESULT(ppc_darwin)
454                 ;;
455         i386-*-darwin*)
456                 MKAFS_OSTYPE=DARWIN
457                 AC_MSG_RESULT(x86_darwin)
458                 ;;
459         i386-*-freebsd*)
460                 MKAFS_OSTYPE=FBSD
461                 AC_MSG_RESULT(i386_fbsd)
462                 ;;
463         x86_64-*-freebsd*)
464                 MKAFS_OSTYPE=FBSD
465                 AC_MSG_RESULT(amd64_fbsd)
466                 ;;
467         *-netbsd*)
468                 MKAFS_OSTYPE=NBSD
469                 AC_MSG_RESULT(nbsd)
470                 ;;
471         x86_64-*-openbsd*)
472                 MKAFS_OSTYPE=OBSD
473                 AC_MSG_RESULT(amd64_obsd)
474                 ;;
475         i386-openbsd*)
476                 MKAFS_OSTYPE=OBSD
477                 AC_MSG_RESULT(i386_obsd)
478                 ;;
479         *-dragonfly*)
480                 MKAFS_OSTYPE=DFBSD
481                 AC_MSG_RESULT(i386_dfbsd)
482                 ;;
483         *)
484                 AC_MSG_RESULT($system)
485                 ;;
486 esac
487
488 if test "x$with_afs_sysname" != "x"; then
489         AFS_SYSNAME="$with_afs_sysname"
490 else
491         AC_MSG_CHECKING(your AFS sysname)
492         case $host in
493                 i?86-*-openbsd?.?)
494                         v=${host#*openbsd}
495                         vM=${v%.*}
496                         vm=${v#*.}
497                         AFS_SYSNAME="i386_obsd${vM}${vm}"
498                         ;;
499                 sparc64-*-openbsd?.?)
500                         v=${host#*openbsd}
501                         vM=${v%.*}
502                         vm=${v#*.}
503                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
504                         ;;
505                 x86_64-*-openbsd?.?)
506                         v=${host#*openbsd}
507                         vM=${v%.*}
508                         vm=${v#*.}
509                         AFS_SYSNAME="amd64_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                 i386-*-dragonfly2.2*)
524                         AFS_SYSNAME="i386_dfbsd_23"
525                         ;;
526                 i386-*-dragonfly2.3*)
527                         AFS_SYSNAME="i386_dfbsd_23"
528                         ;;
529                 i?86-*-netbsd*1.5*)
530                         AFS_SYSNAME="i386_nbsd15"
531                         ;;
532                 alpha-*-netbsd*1.5*)
533                         AFS_SYSNAME="alpha_nbsd15"
534                         ;;
535                 i?86-*-netbsd*1.6[[M-Z]]*)
536                         AFS_SYSNAME="i386_nbsd20"
537                         ;;
538                 powerpc-*-netbsd*1.6[[M-Z]]*)
539                         AFS_SYSNAME="ppc_nbsd20"
540                         ;;
541                 i?86-*-netbsd*2.0*)
542                         AFS_SYSNAME="i386_nbsd20"
543                         ;;
544                 amd64-*-netbsd*2.0*)
545                         AFS_SYSNAME="amd64_nbsd20"
546                         ;;
547                 x86_64-*-netbsd*3.[[0-8]]*)
548 # XXX AFS_PARAM_COMMON handled separately, redundant?
549                         AFS_PARAM_COMMON=param.nbsd30.h
550                         AFS_SYSNAME="amd64_nbsd30"
551                         ;;
552                 x86_64-*-netbsd*4.[[0-8]]*)
553 # XXX AFS_PARAM_COMMON handled separately, redundant?
554                         AFS_PARAM_COMMON=param.nbsd40.h
555                         AFS_SYSNAME="amd64_nbsd40"
556                         ;;
557                 powerpc-*-netbsd*2.0*)
558                         AFS_SYSNAME="ppc_nbsd20"
559                         ;;
560                 i?86-*-netbsd*1.6*)
561                         AFS_SYSNAME="i386_nbsd16"
562                         ;;
563                 alpha-*-netbsd*1.6*)
564                         AFS_SYSNAME="alpha_nbsd16"
565                         ;;
566                 powerpc-*-netbsd*1.6*)
567                         AFS_SYSNAME="ppc_nbsd16"
568                         ;;
569                 i?86-*-netbsd*2.1*)
570                         AFS_SYSNAME="i386_nbsd21"
571                         ;;
572                 i?86-*-netbsd*2.99*)
573                         AFS_SYSNAME="i386_nbsd30"
574                         ;;
575                 i?86-*-netbsd*3.[[0-8]]*)
576                         AFS_SYSNAME="i386_nbsd30"
577                         ;;
578                 i?86-*-netbsd*3.99*)
579                         AFS_SYSNAME="i386_nbsd30"
580                         ;;
581                 i?86-*-netbsd*4.[[0-8]]*)
582                         AFS_SYSNAME="i386_nbsd40"
583                         ;;
584                 i?86-*-netbsd*4.99*)
585                         AFS_SYSNAME="i386_nbsd40"
586                         ;;
587                 hppa*-hp-hpux11.0*)
588                         AFS_SYSNAME="hp_ux110"
589                         ;;
590                 hppa*-hp-hpux11.11)
591                         AFS_SYSNAME="hp_ux11i"
592                         ;;
593                 hppa*-hp-hpux11.23)
594                         AFS_SYSNAME="hp_ux1123"
595                         ;;
596                 ia64-hp-hpux11.22)
597                         AFS_SYSNAME="ia64_hpux1122"
598                         ;;
599                 ia64-hp-hpux*)
600                         AFS_SYSNAME="ia64_hpux1123"
601                         ;;
602                 hppa*-hp-hpux10*)
603                         AFS_SYSNAME="hp_ux102"
604                         ;;
605                 powerpc-apple-darwin1.2*)
606                         AFS_SYSNAME="ppc_darwin_12"
607                         ;;
608                 powerpc-apple-darwin1.3*)
609                         AFS_SYSNAME="ppc_darwin_13"
610                         ;;
611                 powerpc-apple-darwin1.4*)
612                         AFS_SYSNAME="ppc_darwin_14"
613                         ;;
614                 powerpc-apple-darwin5.1*)
615                         AFS_SYSNAME="ppc_darwin_14"
616                         ;;
617                 powerpc-apple-darwin5.2*)
618                         AFS_SYSNAME="ppc_darwin_14"
619                         ;;
620                 powerpc-apple-darwin5.3*)
621                         AFS_SYSNAME="ppc_darwin_14"
622                         ;;
623                 powerpc-apple-darwin5.4*)
624                         AFS_SYSNAME="ppc_darwin_14"
625                         ;;
626                 powerpc-apple-darwin5.5*)
627                         AFS_SYSNAME="ppc_darwin_14"
628                         ;;
629                 powerpc-apple-darwin6.0*)
630                         AFS_SYSNAME="ppc_darwin_60"
631                         ;;
632                 powerpc-apple-darwin6.1*)
633                         AFS_SYSNAME="ppc_darwin_60"
634                         ;;
635                 powerpc-apple-darwin6.2*)
636                         AFS_SYSNAME="ppc_darwin_60"
637                         ;;
638                 powerpc-apple-darwin6.3*)
639                         AFS_SYSNAME="ppc_darwin_60"
640                         ;;
641                 powerpc-apple-darwin6.4*)
642                         AFS_SYSNAME="ppc_darwin_60"
643                         ;;
644                 powerpc-apple-darwin6.5*)
645                         AFS_SYSNAME="ppc_darwin_60"
646                         ;;
647                 powerpc-apple-darwin7.0*)
648                         AFS_SYSNAME="ppc_darwin_70"
649                         ;;
650                 powerpc-apple-darwin7.1*)
651                         AFS_SYSNAME="ppc_darwin_70"
652                         ;;
653                 powerpc-apple-darwin7.2*)
654                         AFS_SYSNAME="ppc_darwin_70"
655                         ;;
656                 powerpc-apple-darwin7.3*)
657                         AFS_SYSNAME="ppc_darwin_70"
658                         ;;
659                 powerpc-apple-darwin7.4*)
660                         AFS_SYSNAME="ppc_darwin_70"
661                         ;;
662                 powerpc-apple-darwin7.5*)
663                         AFS_SYSNAME="ppc_darwin_70"
664                         ;;
665                 powerpc-apple-darwin8.0*)
666                         AFS_SYSNAME="ppc_darwin_80"
667                         ;;
668                 powerpc-apple-darwin8.*)
669                         AFS_SYSNAME="ppc_darwin_80"
670                         ;;
671                 i386-apple-darwin8.*)
672                         AFS_SYSNAME="x86_darwin_80"
673                         ;;
674                 powerpc-apple-darwin9.*)
675                         AFS_SYSNAME="ppc_darwin_90"
676                         ;;
677                 i386-apple-darwin9.*)
678                         AFS_SYSNAME="x86_darwin_90"
679                         ;;
680                 i?86-apple-darwin10.*)
681                         AFS_SYSNAME="x86_darwin_100"
682                         ;;
683                 sparc-sun-solaris2.5*)
684                         AFS_SYSNAME="sun4x_55"
685                         enable_login="yes"
686                         ;;
687                 sparc-sun-solaris2.6)
688                         AFS_SYSNAME="sun4x_56"
689                         ;;
690                 sparc-sun-solaris2.7)
691                         AFS_SYSNAME="sun4x_57"
692                         ;;
693                 sparc-sun-solaris2.8)
694                         AFS_SYSNAME="sun4x_58"
695                         ;;
696                 sparc-sun-solaris2.9)
697                         AFS_SYSNAME="sun4x_59"
698                         ;;
699                 sparc-sun-solaris2.10)
700                         AFS_SYSNAME="sun4x_510"
701                         ;;
702                 sparc-sun-solaris2.11)
703                         AFS_SYSNAME="sun4x_511"
704                         ;;
705                 sparc-sun-sunos4*)
706                         AFS_SYSNAME="sun4_413"
707                         enable_login="yes"
708                         ;;
709                 i386-pc-solaris2.7)
710                         AFS_SYSNAME="sunx86_57"
711                         ;;
712                 i386-pc-solaris2.8)
713                         AFS_SYSNAME="sunx86_58"
714                         ;;
715                 i386-pc-solaris2.9)
716                         AFS_SYSNAME="sunx86_59"
717                         ;;
718                 i386-pc-solaris2.10)
719                         AFS_SYSNAME="sunx86_510"
720                         ;;
721                 i386-pc-solaris2.11)
722                         AFS_SYSNAME="sunx86_511"
723                         ;;
724                 alpha*-dec-osf4.0*)
725                         AFS_SYSNAME="alpha_dux40"
726                         ;;
727                 alpha*-dec-osf5.0*)
728                         AFS_SYSNAME="alpha_dux50"
729                         ;;
730                 alpha*-dec-osf5.1*)
731                         AFS_SYSNAME="alpha_dux51"
732                         ;;
733                 mips-sgi-irix6.5)
734                         AFS_SYSNAME="sgi_65"
735                         ;;
736                 ia64-*-linux*)
737                         AFS_SYSNAME="ia64_linuxXX"
738                         ;;
739                 powerpc-*-linux*)
740                         AFS_SYSNAME="`/bin/arch`_linuxXX"
741                         ;;
742                 powerpc64-*-linux*)
743                         AFS_SYSNAME="ppc64_linuxXX"
744                         ;;
745                 alpha*-linux*)
746                         AFS_SYSNAME="alpha_linux_XX"
747                         ;;
748                 s390-*-linux*)
749                         AFS_SYSNAME="s390_linuxXX"
750                         ;;
751                 s390x-*-linux*)
752                         AFS_SYSNAME="s390x_linuxXX"
753                         ;;
754                 sparc-*-linux*)
755                         AFS_SYSNAME="`/bin/arch`_linuxXX"
756                         ;;
757                 sparc64-*-linux*)
758                         AFS_SYSNAME="sparc64_linuxXX"
759                         ;;
760                 i?86-*-linux*)
761                         AFS_SYSNAME="i386_linuxXX"
762                         ;;
763                 arm*-linux*)
764                         AFS_SYSNAME="arm_linuxXX"
765                         ;;
766                 parisc-*-linux-gnu|hppa-*-linux-gnu)
767                         AFS_SYSNAME="parisc_linuxXX"
768                         enable_pam="no"
769                         ;;
770                 power*-ibm-aix4.2*)
771                         AFS_SYSNAME="rs_aix42"
772                         enable_pam="no"
773                         ;;
774                 power*-ibm-aix4.3*)
775                         AFS_SYSNAME="rs_aix42"
776                         enable_pam="no"
777                         ;;
778                 power*-ibm-aix5.1*)
779                         AFS_SYSNAME="rs_aix51"
780                         enable_pam="no"
781                         ;;
782                 power*-ibm-aix5.2*)
783                         AFS_SYSNAME="rs_aix52"
784                         enable_pam="no"
785                         ;;
786                 power*-ibm-aix5.3*)
787                         AFS_SYSNAME="rs_aix53"
788                         enable_pam="no"
789                         ;;
790                 power*-ibm-aix6.1*)
791                         AFS_SYSNAME="rs_aix61"
792                         enable_pam="no"
793                         ;;
794                 x86_64-*-linux-gnu)
795                         AFS_SYSNAME="amd64_linuxXX"
796                         enable_pam="yes"
797                         ;;
798                 *)
799                         AC_MSG_ERROR(An AFS sysname is required)
800                         exit 1
801                         ;;
802         esac
803         case $AFS_SYSNAME in
804                 *_linux* | *_umlinux*)
805                         if test "x${AFS_SYSKVERS}" = "x"; then
806                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
807                         fi
808                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
809                         AFS_SYSNAME="$_AFS_SYSNAME"
810                         save_CPPFLAGS="$CPPFLAGS"
811                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
812                         AC_TRY_COMPILE(
813                          [#include <linux/autoconf.h>],
814                          [#ifndef CONFIG_USERMODE
815                           #error not UML
816                           #endif],
817                          ac_cv_linux_is_uml=yes,)
818                         if test "${ac_cv_linux_is_uml}" = yes; then
819                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
820                         fi
821                         CPPFLAGS="$save_CPPFLAGS"
822                         AFS_SYSNAME="$_AFS_SYSNAME"
823                         ;;
824         esac
825         AC_MSG_RESULT($AFS_SYSNAME)
826 fi
827
828 dnl Some hosts have a separate common param file they should include.  Figure
829 dnl out if we're on one of them now that we know the sysname.
830 case $AFS_SYSNAME in
831     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
832     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
833     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
834     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
835     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
836     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
837     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
838     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
839     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
840     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
841     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
842     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
843     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
844     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
845     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
846     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
847     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
848     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
849     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
850     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
851     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
852     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
853     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
854     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
855 esac
856
857 case $AFS_SYSNAME in *_linux* | *_umlinux*)
858
859                 # Add (sub-) architecture-specific paths needed by conftests
860                 case $AFS_SYSNAME  in
861                         *_umlinux26)
862                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
863                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
864                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
865                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
866                 esac
867
868                 if test "x$enable_kernel_module" = "xyes"; then
869                  if test "x$enable_debug_kernel" = "xno"; then
870                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
871                  fi
872                  OPENAFS_GCC_SUPPORTS_MARCH
873                  AC_SUBST(P5PLUS_KOPTS)
874                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
875                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
876                  OPENAFS_GCC_SUPPORTS_NO_COMMON
877                  OPENAFS_GCC_SUPPORTS_PIPE
878                  AC_SUBST(LINUX_GCC_KOPTS)
879                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
880                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
881                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
882                  )
883
884                  LINUX_KBUILD_USES_EXTRA_CFLAGS
885                  LINUX_KERNEL_COMPILE_WORKS
886                  LINUX_EXPORTS_FIND_TASK_BY_PID
887                  LINUX_EXPORTS_PROC_ROOT_FS
888                  LINUX_HAVE_CURRENT_KERNEL_TIME
889                  LINUX_HAVE_WRITE_BEGIN_AOP
890                  LINUX_HAVE_BDI_INIT
891                  LINUX_KMEM_CACHE_INIT
892                  LINUX_HAVE_GRAB_CACHE_PAGE_WRITE_BEGIN
893                  LINUX_HAVE_PAGEVEC_LRU_ADD_FILE
894                  LINUX_STRUCT_TASK_HAS_CRED
895                  LINUX_STRUCT_PROC_DIR_ENTRY_HAS_OWNER
896                  LINUX_HAVE_KMEM_CACHE_T
897                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
898                  LINUX_D_PATH_TAKES_STRUCT_PATH
899                  LINUX_NEW_EXPORT_OPS
900                  LINUX_CONFIG_H_EXISTS
901                  LINUX_COMPLETION_H_EXISTS
902                  LINUX_SEMAPHORE_H_EXISTS
903                  LINUX_EXPORTFS_H_EXISTS
904                  LINUX_DEFINES_FOR_EACH_PROCESS
905                  LINUX_DEFINES_PREV_TASK
906                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
907                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
908                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
909                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
910                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
911                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
912                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
913                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
914                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
915                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
916                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
917                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
918                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
919                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
920                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
921                  LINUX_INODE_SETATTR_RETURN_TYPE
922                  LINUX_WRITE_INODE_RETURN_TYPE
923                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
924                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
925                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
926                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
927                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
928                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
929                  LINUX_AOP_WRITEBACK_CONTROL
930                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
931                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
932                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
933                  LINUX_KERNEL_LINUX_SYSCALL_H
934                  LINUX_KERNEL_LINUX_SEQ_FILE_H
935                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
936                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
937                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
938                  LINUX_KERNEL_SELINUX
939                  LINUX_KERNEL_SOCK_CREATE
940                  LINUX_KERNEL_PAGE_FOLLOW_LINK
941                  LINUX_KERNEL_HLIST_UNHASHED
942                  LINUX_KEY_TYPE_H_EXISTS
943                  LINUX_EXPORTS_KEY_TYPE_KEYRING
944                  LINUX_KEYS_HAVE_SESSION_TO_PARENT
945                  LINUX_NEED_RHCONFIG
946                  LINUX_RECALC_SIGPENDING_ARG_TYPE
947                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
948                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
949                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
950                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
951                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
952                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
953                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
954                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
955                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
956                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
957                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
958                  LINUX_EXPORTS_TASKLIST_LOCK
959                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
960                  LINUX_STATFS_TAKES_DENTRY
961                  LINUX_FREEZER_H_EXISTS
962                  LINUX_HAVE_SVC_ADDR_IN
963                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
964                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
965                  fi
966                  LINUX_REFRIGERATOR
967                  LINUX_LINUX_KEYRING_SUPPORT
968                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
969                  LINUX_KEY_ALLOC_NEEDS_CRED
970                  LINUX_DO_SYNC_READ
971                  LINUX_GENERIC_FILE_AIO_READ
972                  LINUX_INIT_WORK_HAS_DATA
973                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
974                  LINUX_SYSCTL_TABLE_CHECKING
975                  LINUX_HAVE_IGET
976                  if test "x$ac_cv_linux_have_iget" = "xno"; then
977                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
978                  fi
979                  LINUX_HAVE_I_SIZE_READ
980                  LINUX_HAVE_D_ALLOC_ANON
981                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
982                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
983                  fi
984                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
985                  LINUX_EXPORTS_INIT_MM
986                  LINUX_EXPORTS_SYS_CHDIR
987                  LINUX_EXPORTS_SYS_CLOSE
988                  LINUX_EXPORTS_SYS_OPEN
989                  LINUX_EXPORTS_SYS_WAIT4
990                  LINUX_EXPORTS_RCU_READ_LOCK
991                  if test "x$with_linux_kernel_packaging" = "xno" ; then
992                    LINUX_WHICH_MODULES
993                  else
994                    AC_SUBST(MPS,'SP')
995                  fi
996                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
997                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
998                    ac_cv_linux_exports_sys_call_table=no
999                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1000                      ac_cv_linux_exports_ia32_sys_call_table=yes
1001                    fi
1002                  else
1003                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1004                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1005                    LINUX_EXPORTS_SYS_CALL_TABLE
1006                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1007                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1008                          linux_syscall_method=none
1009                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1010                             linux_syscall_method=scan
1011                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1012                                linux_syscall_method=scan_with_kallsyms_address
1013                             fi
1014                          fi
1015                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1016                             linux_syscall_method=kallsyms_symbol
1017                          fi
1018                          if test "x$linux_syscall_method" = "xnone"; then
1019                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1020                             linux_syscall_method=scan
1021                          fi
1022                    fi
1023                  fi
1024                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1025                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1026                  fi
1027                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1028                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1029                  fi
1030                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1031                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1032                  fi
1033                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
1034                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
1035                  fi
1036                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1037                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1038                  fi
1039                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1040                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1041                  fi
1042                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1043                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1044                  fi
1045                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1046                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1047                  fi
1048                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1049                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1050                  fi
1051                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1052                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1053                  fi
1054                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1055                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1056                  fi
1057                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1058                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1059                  fi
1060                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1061                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1062                  fi
1063                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1064                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1065                  fi
1066                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1067                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1068                  fi
1069                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1070                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1071                  fi
1072                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1073                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1074                  fi
1075                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1076                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1077                  fi
1078                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1079                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1080                  fi
1081                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1082                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1083                  fi
1084                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then 
1085                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1086                  fi
1087                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then 
1088                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1089                  fi
1090                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then 
1091                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1092                  fi
1093                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then 
1094                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1095                  fi
1096                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then 
1097                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1098                  fi
1099                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then 
1100                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1101                  fi
1102                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then 
1103                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1104                  fi
1105                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then 
1106                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1107                  fi
1108                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then 
1109                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1110                  fi
1111                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then 
1112                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1113                  fi
1114                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then 
1115                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1116                  fi
1117                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then 
1118                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1119                  fi
1120                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then 
1121                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1122                  fi
1123                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1124                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1125                  fi
1126                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1127                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1128                  fi
1129                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1130                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1131                  fi
1132                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1133                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1134                  fi
1135                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1136                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1137                  fi
1138                  if test "x$ac_linux_syscall" = "xyes" ; then
1139                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1140                  fi
1141                  if test "x$ac_linux_seq_file" = "xyes" ; then
1142                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1143                  fi
1144                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then 
1145                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1146                  fi
1147                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then 
1148                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1149                  fi
1150                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then 
1151                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1152                  fi
1153                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then 
1154                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1155                  fi
1156                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then 
1157                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1158                  fi
1159                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then 
1160                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1161                  fi
1162                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then 
1163                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1164                  fi
1165                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then 
1166                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1167                  fi
1168                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then 
1169                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1170                  fi
1171                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then 
1172                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1173                  fi
1174                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then 
1175                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1176                  fi
1177                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1178                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1179                  fi
1180                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1181                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1182                  fi
1183                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1184                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1185                  fi
1186                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1187                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1188                  fi
1189                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1190                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1191                  fi
1192                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1193                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1194                  fi
1195                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1196                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1197                  fi
1198                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1199                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1200                  fi
1201                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1202                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1203                  fi
1204                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1205                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1206                  fi
1207                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1208                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1209                  fi
1210                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1211                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1212                  fi
1213                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1214                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1215                  fi
1216                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1217                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1218                  fi
1219                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1220                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1221                  fi
1222                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1223                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1224                  fi
1225                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1226                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1227                  fi
1228                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1229                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1230                  fi
1231                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1232                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1233                  fi
1234                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1235                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1236                  fi
1237                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1238                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1239                  fi
1240                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1241                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1242                  fi
1243                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1244                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1245                  fi
1246                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1247                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1248                  else
1249                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1250                  fi
1251                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1252                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1253                  fi
1254                 :
1255                 fi
1256 esac
1257
1258 case $AFS_SYSNAME in
1259         *_darwin*)
1260                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1261                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1262                 dnl the test below fails on darwin, even if the CPPFLAGS below
1263                 dnl are added. the headers from Kernel.framework must be used
1264                 dnl when KERNEL is defined.
1265
1266                 dnl really, such a thing isn't guaranteed to work on any 
1267                 dnl platform until the kernel cflags from MakefileProto are
1268                 dnl known to configure
1269                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1270                 ;;
1271         *)
1272 AC_MSG_CHECKING(for definition of struct buf)
1273 dnl save_CPPFLAGS="$CPPFLAGS"
1274 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1275 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1276         ac_cv_have_struct_buf=no
1277         AC_TRY_COMPILE(
1278                 [#include <sys/buf.h>],
1279                 [struct buf x;
1280                 printf("%d\n", sizeof(x));],
1281                 ac_cv_have_struct_buf=yes,)
1282         ]
1283 )
1284 dnl CPPFLAGS="$save_CPPFLAGS"
1285 AC_MSG_RESULT($ac_cv_have_struct_buf)
1286 if test "$ac_cv_have_struct_buf" = yes; then
1287         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1288 fi
1289 ;;
1290 esac
1291
1292
1293 AC_CACHE_VAL(ac_cv_sockaddr_len,
1294 [
1295 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1296 AC_TRY_COMPILE( [#include <sys/types.h>
1297 #include <sys/socket.h>],
1298 [struct sockaddr *a;
1299 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1300 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1301 if test "$ac_cv_sockaddr_len" = "yes"; then
1302    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1303 fi
1304 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1305         echo Skipping library tests because they confuse Irix.
1306 else
1307   AC_SEARCH_LIBS([socket], [socket inet])
1308   AC_SEARCH_LIBS([connect], [nsl])
1309   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1310
1311   dnl darwin wants it, aix hates it
1312   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1313   AC_TRY_COMPILE([
1314   #include <stdlib.h>
1315   #include <stdio.h>
1316   #include <sys/types.h>
1317   #include <sys/socket.h>
1318   #include <netinet/in.h>
1319   #include <arpa/inet.h>
1320   #include <arpa/nameser.h>
1321   #include <arpa/nameser_compat.h>
1322   #include <resolv.h>
1323   ], [static int i; i = 0;],
1324   [AC_MSG_RESULT(yes)
1325    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1326   [AC_MSG_RESULT(no)
1327    ])
1328
1329   openafs_save_libs="$LIBS"
1330   AC_MSG_CHECKING([for res_search])
1331   AC_FUNC_RES_SEARCH
1332
1333   if test "$ac_cv_func_res_search" = no; then
1334       for lib in dns nsl resolv; do
1335         if test "$ac_cv_func_res_search" != yes; then
1336           LIBS="-l$lib $LIBS"
1337           AC_FUNC_RES_SEARCH
1338           LIBS="$openafs_save_libs"
1339         fi
1340       done    
1341       if test "$ac_cv_func_res_search" = yes; then
1342         LIB_res_search="-l$lib"       
1343         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1344         AC_MSG_RESULT([yes, in lib$lib])
1345       else
1346         AC_MSG_RESULT(no)
1347       fi
1348   else
1349     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1350     AC_MSG_RESULT(yes)
1351   fi
1352   
1353 fi
1354
1355 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1356 [
1357 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1358 AC_TRY_COMPILE( [#include <sys/types.h>
1359 #include <sys/socket.h>
1360 #include <netinet/in.h>],
1361 [int on=1;
1362 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1363 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1364 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1365    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1366 fi
1367
1368 PTHREAD_LIBS=error
1369 if test "x$MKAFS_OSTYPE" = OBSD; then
1370         PTHREAD_LIBS="-pthread"
1371 fi
1372 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1373         PTHREAD_LIBS="-pthread"
1374 fi
1375 if test "x$PTHREAD_LIBS" = xerror; then
1376         AC_CHECK_LIB(pthread, pthread_attr_init,
1377                 PTHREAD_LIBS="-lpthread")
1378 fi
1379 if test "x$PTHREAD_LIBS" = xerror; then
1380         AC_CHECK_LIB(pthreads, pthread_attr_init,
1381                 PTHREAD_LIBS="-lpthreads")
1382 fi
1383 if test "x$PTHREAD_LIBS" = xerror; then
1384         AC_CHECK_LIB(c_r, pthread_attr_init,
1385                 PTHREAD_LIBS="-lc_r")
1386 fi
1387 if test "x$PTHREAD_LIBS" = xerror; then
1388         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1389 fi
1390 if test "x$PTHREAD_LIBS" = xerror; then
1391         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1392         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1393                 PTHREAD_LIBS="-lpthread")
1394 fi
1395 if test "x$PTHREAD_LIBS" = xerror; then
1396         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1397 fi
1398 AC_SUBST(PTHREAD_LIBS)
1399
1400 HOST_CPU="$host_cpu"
1401
1402 if test "x$with_bsd_kernel_headers" != "x"; then
1403         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1404 else
1405         BSD_KERNEL_PATH="/usr/src/sys"
1406 fi
1407
1408 if test "x$with_bsd_kernel_build" != "x"; then
1409         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1410 else
1411         case $AFS_SYSNAME in
1412                 *_fbsd_4?)
1413                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1414                         ;;
1415                 *_fbsd_*)
1416                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1417                         ;;
1418         esac
1419 fi
1420
1421 # Fast restart
1422 if test "$enable_supergroups" = "yes"; then
1423         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1424 fi
1425
1426 if test "$enable_fast_restart" = "yes"; then
1427         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1428 fi
1429
1430 if test "$enable_bitmap_later" = "yes"; then
1431         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1432 fi
1433
1434 if test "$enable_demand_attach_fs" = "yes"; then
1435         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1436         DEMAND_ATTACH="yes"
1437 else
1438         DEMAND_ATTACH="no"
1439 fi
1440 AC_SUBST(DEMAND_ATTACH)
1441
1442 if test "$enable_disconnected" = "yes"; then
1443         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1444 fi
1445
1446 if test "$enable_unix_sockets" = "yes"; then
1447         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1448         USE_UNIX_SOCKETS="yes"
1449 else
1450         USE_UNIX_SOCKETS="no"
1451 fi
1452 AC_SUBST(USE_UNIX_SOCKETS)
1453
1454 if test "$enable_fast_restart" = "yes" &&
1455    test "$enable_demand_attach_fs" = "yes" ; then
1456         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.])
1457         exit 1
1458 fi
1459
1460 if test "$enable_full_vos_listvol_switch" = "yes"; then
1461         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1462 fi
1463
1464 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1465    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1466         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1467    fi
1468 fi
1469
1470 if test "$enable_bos_restricted_mode" = "yes"; then
1471         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1472 fi
1473
1474 if test "$enable_largefile_fileserver" = "yes"; then
1475         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1476 fi
1477
1478 if test "$enable_cache_bypass" = "yes"; then
1479         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1480 fi
1481
1482 if test "$enable_namei_fileserver" = "yes"; then
1483         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1484         VFSCK=""
1485 else
1486         if test "$enable_namei_fileserver" = "default"; then
1487                 case $host in
1488                         *-solaris2.10*)
1489                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1490                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1491                                 VFSCK=""
1492                                 ;;
1493                         *-solaris2.11*)
1494                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1495                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1496                                 VFSCK=""
1497                                 ;;
1498                         *)
1499                                 VFSCK="vfsck"
1500                                 ;;
1501                 esac
1502         else
1503                 VFSCK="vfsck"
1504         fi
1505 fi
1506
1507 if test "$enable_afsdb" = "yes"; then
1508         LIB_AFSDB="$LIB_res_search"
1509         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1510 fi
1511
1512 dnl check for tivoli
1513 AC_MSG_CHECKING(for tivoli tsm butc support)
1514 XBSA_CFLAGS=""
1515 if test "$enable_tivoli_tsm" = "yes"; then
1516         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1517         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1518         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1519         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1520
1521         if test -r "$XBSADIR3/dsmapifp.h"; then
1522                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1523                 XBSA_XLIBS="-ldl"
1524                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1525         elif test -r "$XBSADIR4/dsmapifp.h"; then
1526                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1527                 XBSA_XLIBS="-ldl"
1528                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1529         elif test -r "$XBSADIR1/xbsa.h"; then
1530                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1531                 XBSA_XLIBS=""
1532                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1533         elif test -r "$XBSADIR2/xbsa.h"; then
1534                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1535                 XBSA_XLIBS=""
1536                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1537         else
1538                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1539         fi
1540 else
1541         AC_MSG_RESULT([no])
1542 fi
1543 AC_SUBST(XBSA_CFLAGS)
1544 AC_SUBST(XBSA_XLIBS) 
1545
1546 dnl checks for header files.
1547 AC_HEADER_STDC
1548 AC_HEADER_SYS_WAIT
1549 AC_HEADER_DIRENT
1550 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h grp.h)
1551 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1552 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1553 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1554 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h sys/ipc.h)
1555 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1556 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1557
1558 AC_CHECK_TYPES([fsblkcnt_t],,,[
1559 #include <sys/types.h>
1560 #ifdef HAVE_SYS_BITYPES_H
1561 #include <sys/bitypes.h>
1562 #endif
1563 #ifdef HAVE_SYS_STATFS_H
1564 #include <sys/statfs.h>
1565 #endif
1566 #ifdef HAVE_SYS_STATVFS_H
1567 #include <sys/statvfs.h>
1568 #endif
1569 ])
1570
1571 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1572 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1573         case $AFS_SYSNAME in
1574         sgi_*)
1575                 HAVE_PAM="no"
1576                 ;;
1577         *)
1578                 HAVE_PAM="yes"
1579                 ;;
1580         esac
1581 else
1582         HAVE_PAM="no"
1583 fi
1584 AC_SUBST(HAVE_PAM)
1585
1586 if test "$enable_login" = yes; then
1587         BUILD_LOGIN="yes"
1588 else
1589         BUILD_LOGIN="no"
1590 fi
1591 AC_SUBST(BUILD_LOGIN)
1592
1593 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1594 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1595 AC_CHECK_FUNCS(setvbuf vsyslog getcwd)
1596 AC_CHECK_FUNCS(regcomp regexec regerror)
1597 AC_MSG_CHECKING([for POSIX regex library])
1598 if test "$ac_cv_header_regex_h" = "yes" && \
1599         test "$ac_cv_func_regcomp" = "yes" && \
1600         test "$ac_cv_func_regexec" = "yes" && \
1601         test "$ac_cv_func_regerror" = "yes"; then
1602     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1603     AC_MSG_RESULT(yes)
1604 else
1605     AC_MSG_RESULT(no)
1606 fi
1607
1608 AC_TYPE_SOCKLEN_T
1609 AC_TYPE_SIGNAL
1610 AC_CHECK_SIZEOF(void *)
1611 AC_TYPE_INTPTR_T
1612 AC_TYPE_UINTPTR_T
1613 AC_CHECK_TYPE(ssize_t, int)
1614 AC_CHECK_TYPES(sig_t, , ,
1615   [#include <sys/types.h>
1616    #include <signal.h> ])
1617 AC_CHECK_TYPE([sig_atomic_t], ,
1618     [AC_DEFINE([sig_atomic_t], [int],
1619         [Define to int if <signal.h> does not define.])],
1620 [#include <sys/types.h>
1621 #include <signal.h>])
1622 AC_SIZEOF_TYPE(long)
1623
1624 AC_CHECK_FUNCS(timegm)
1625 AC_CHECK_FUNCS(daemon)
1626
1627 dnl Directory PATH handling
1628 if test "x$enable_transarc_paths" = "xyes"  ; then 
1629     afsconfdir=${afsconfdir=/usr/afs/etc}
1630     viceetcdir=${viceetcdir=/usr/vice/etc}
1631     afskerneldir=${afskerneldir=${viceetcdir}}
1632     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1633     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1634     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1635     afsdbdir=${afsdbdir=/usr/afs/db}
1636     afslogsdir=${afslogsdir=/usr/afs/logs}
1637     afslocaldir=${afslocaldir=/usr/afs/local}
1638     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1639     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1640     afsdatadir=${afsdatadir=/usr/vice/etc}
1641 else 
1642     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1643     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1644     afskerneldir=${afskerneldir='${libdir}/openafs'}
1645     afssrvbindir=${afssrvbindir='${bindir}'}
1646     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1647     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1648     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1649     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1650     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1651     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1652     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1653     afsdatadir=${afsdatadir='${datadir}/openafs'}
1654 fi
1655 AC_SUBST(afsconfdir)
1656 AC_SUBST(viceetcdir)
1657 AC_SUBST(afskerneldir)
1658 AC_SUBST(afssrvbindir)
1659 AC_SUBST(afssrvsbindir)
1660 AC_SUBST(afssrvlibexecdir)
1661 AC_SUBST(afsdbdir)
1662 AC_SUBST(afslogsdir)
1663 AC_SUBST(afslocaldir)
1664 AC_SUBST(afsbackupdir)
1665 AC_SUBST(afsbosconfigdir)
1666 AC_SUBST(afsdatadir)
1667
1668 if test "x$enable_kernel_module" = "xyes"; then
1669 ENABLE_KERNEL_MODULE=libafs
1670 fi
1671
1672 if test "x$enable_pthreaded_ubik" = "xyes"; then
1673 ENABLE_PTHREADED_UBIK=yes
1674 fi
1675
1676 AC_SUBST(VFSCK)
1677 AC_SUBST(AFS_SYSNAME)
1678 AC_SUBST(AFS_PARAM_COMMON)
1679 AC_SUBST(ENABLE_KERNEL_MODULE)
1680 AC_SUBST(ENABLE_PTHREADED_UBIK)
1681 AC_SUBST(LIB_AFSDB)
1682 AC_SUBST(LINUX_KERNEL_PATH)
1683 AC_SUBST(LINUX_KERNEL_BUILD)
1684 AC_SUBST(HOST_CPU)
1685 AC_SUBST(BSD_KERNEL_PATH)
1686 AC_SUBST(BSD_KERNEL_BUILD)
1687 AC_SUBST(LINUX_VERSION)
1688 AC_SUBST(MKAFS_OSTYPE)
1689 AC_SUBST(TOP_OBJDIR)
1690 AC_SUBST(TOP_SRCDIR)
1691 AC_SUBST(TOP_INCDIR)
1692 AC_SUBST(TOP_LIBDIR)
1693 AC_SUBST(DEST)
1694 AC_SUBST(DARWIN_INFOFILE)
1695 AC_SUBST(IRIX_BUILD_IP35)
1696 AC_SUBST(HTML_XSL)
1697 AC_SUBST(XSLTPROC)
1698
1699 OPENAFS_OSCONF
1700 OPENAFS_KRB5CONF
1701
1702 TOP_SRCDIR="${srcdir}/src"
1703 dnl
1704 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1705 dnl
1706 case $TOP_SRCDIR in
1707         /*)
1708                 ;;
1709         *)
1710                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1711                 ;;
1712 esac
1713
1714 TOP_OBJDIR="${SRCDIR_PARENT}"
1715 TOP_INCDIR="${SRCDIR_PARENT}/include"
1716 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1717 if test "${DEST}x" = "x"; then
1718         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1719 fi
1720
1721 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1722 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1723 AC_SUBST(HELPER_SPLINT)
1724 AC_SUBST(HELPER_SPLINTCFG)
1725
1726 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1727
1728 ])