Linux: kmem_cache_create fix and cleanup
[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$ac_cv_linux_freezer_h_exists" = "xyes" ; then
967                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
968                  fi
969                  LINUX_REFRIGERATOR
970                  LINUX_LINUX_KEYRING_SUPPORT
971                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
972                  LINUX_KEY_ALLOC_NEEDS_CRED
973                  LINUX_DO_SYNC_READ
974                  LINUX_GENERIC_FILE_AIO_READ
975                  LINUX_INIT_WORK_HAS_DATA
976                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
977                  LINUX_SYSCTL_TABLE_CHECKING
978                  LINUX_HAVE_IGET
979                  if test "x$ac_cv_linux_have_iget" = "xno"; then
980                    AC_DEFINE([LINUX_USE_FH], 1, [define to use linux file handles for cache files])
981                  fi
982                  LINUX_HAVE_I_SIZE_READ
983                  LINUX_HAVE_D_ALLOC_ANON
984                  if test "x$ac_cv_linux_d_alloc_anon" = "xno"; then
985                    AC_DEFINE([AFS_NONFSTRANS], 1, [define to disable the nfs translator])
986                  fi
987                  LINUX_FS_STRUCT_NAMEIDATA_HAS_PATH
988                  LINUX_EXPORTS_INIT_MM
989                  LINUX_EXPORTS_SYS_CHDIR
990                  LINUX_EXPORTS_SYS_CLOSE
991                  LINUX_EXPORTS_SYS_OPEN
992                  LINUX_EXPORTS_SYS_WAIT4
993                  LINUX_EXPORTS_RCU_READ_LOCK
994                  if test "x$with_linux_kernel_packaging" = "xno" ; then
995                    LINUX_WHICH_MODULES
996                  else
997                    AC_SUBST(MPS,'SP')
998                  fi
999                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1000                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1001                    ac_cv_linux_exports_sys_call_table=no
1002                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1003                      ac_cv_linux_exports_ia32_sys_call_table=yes
1004                    fi
1005                  else
1006                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1007                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1008                    LINUX_EXPORTS_SYS_CALL_TABLE
1009                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1010                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1011                          linux_syscall_method=none
1012                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1013                             linux_syscall_method=scan
1014                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1015                                linux_syscall_method=scan_with_kallsyms_address
1016                             fi
1017                          fi
1018                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1019                             linux_syscall_method=kallsyms_symbol
1020                          fi
1021                          if test "x$linux_syscall_method" = "xnone"; then
1022                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1023                             linux_syscall_method=scan
1024                          fi
1025                    fi
1026                  fi
1027                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1028                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1029                  fi
1030                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1031                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1032                  fi
1033                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1034                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1035                  fi
1036                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
1037                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
1038                  fi
1039                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
1040                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
1041                  fi
1042                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
1043                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
1044                  fi
1045                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
1046                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
1047                  fi
1048                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
1049                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE, 1, [define if your linux kernel exports sys_call_table])
1050                  fi
1051                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
1052                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE, 1, [define if your linux kernel exports ia32_sys_call_table])
1053                  fi
1054                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1055                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL, 1, [define if your linux kernel exports kallsyms])
1056                  fi
1057                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1058                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS, 1, [define if your linux kernel exports kallsyms address])
1059                  fi
1060                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
1061                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
1062                  fi
1063                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
1064                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
1065                  fi
1066                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
1067                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
1068                  fi
1069                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
1070                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
1071                  fi
1072                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
1073                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
1074                  fi
1075                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
1076                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
1077                  fi
1078                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
1079                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
1080                  fi
1081                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
1082                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
1083                  fi
1084                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
1085                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
1086                  fi
1087                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then 
1088                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
1089                  fi
1090                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then 
1091                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
1092                  fi
1093                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then 
1094                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
1095                  fi
1096                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then 
1097                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
1098                  fi
1099                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then 
1100                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
1101                  fi
1102                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then 
1103                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
1104                  fi
1105                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then 
1106                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
1107                  fi
1108                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then 
1109                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
1110                  fi
1111                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then 
1112                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
1113                  fi
1114                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then 
1115                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
1116                  fi
1117                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then 
1118                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
1119                  fi
1120                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then 
1121                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
1122                  fi
1123                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then 
1124                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
1125                  fi
1126                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
1127                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
1128                  fi
1129                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
1130                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
1131                  fi
1132                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
1133                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
1134                  fi
1135                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
1136                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
1137                  fi
1138                  if test "x$ac_cv_linux_kernel_hlist_unhashed" = "xyes" ; then
1139                   AC_DEFINE(HAVE_KERNEL_HLIST_UNHASHED, 1, [define if your linux kernel provides hlist_unhashed])
1140                  fi
1141                  if test "x$ac_linux_syscall" = "xyes" ; then
1142                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
1143                  fi
1144                  if test "x$ac_linux_seq_file" = "xyes" ; then
1145                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
1146                  fi
1147                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then 
1148                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
1149                  fi
1150                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then 
1151                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
1152                  fi
1153                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then 
1154                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
1155                  fi
1156                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then 
1157                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
1158                  fi
1159                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then 
1160                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
1161                  fi
1162                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then 
1163                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
1164                  fi
1165                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then 
1166                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
1167                  fi
1168                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then 
1169                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
1170                  fi
1171                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then 
1172                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
1173                  fi
1174                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then 
1175                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
1176                  fi
1177                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then 
1178                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
1179                  fi
1180                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
1181                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
1182                  fi
1183                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
1184                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
1185                  fi
1186                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
1187                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
1188                  fi
1189                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
1190                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
1191                  fi
1192                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
1193                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
1194                  fi
1195                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
1196                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
1197                  fi
1198                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
1199                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
1200                  fi
1201                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
1202                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
1203                  fi
1204                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
1205                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
1206                  fi
1207                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
1208                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
1209                  fi
1210                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
1211                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
1212                  fi
1213                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
1214                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
1215                  fi
1216                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
1217                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
1218                  fi
1219                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
1220                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
1221                  fi
1222                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
1223                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
1224                  fi
1225                  if test "x$ac_cv_linux_have_iget" = "xyes" ; then
1226                   AC_DEFINE(HAVE_IGET, 1, [define if your kernel has iget])
1227                  fi
1228                  if test "x$ac_cv_linux_struct_nameidata_has_path" = "xyes" ; then
1229                   AC_DEFINE(STRUCT_NAMEIDATA_HAS_PATH, 1, [define if your struct nameidata has path])
1230                  fi
1231                  if test "x$ac_cv_linux_exports_init_mm" = "xyes" ; then
1232                   AC_DEFINE(EXPORTED_INIT_MM, 1, [define if your kernel exports init_mm])
1233                  fi
1234                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
1235                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
1236                  fi
1237                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1238                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
1239                  fi
1240                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
1241                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
1242                  fi
1243                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
1244                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
1245                  fi
1246                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
1247                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
1248                  fi
1249                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1250                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1251                  else
1252                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1253                  fi
1254                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
1255                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
1256                  fi
1257                 :
1258                 fi
1259 esac
1260
1261 case $AFS_SYSNAME in
1262         *_darwin*)
1263                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
1264                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
1265                 dnl the test below fails on darwin, even if the CPPFLAGS below
1266                 dnl are added. the headers from Kernel.framework must be used
1267                 dnl when KERNEL is defined.
1268
1269                 dnl really, such a thing isn't guaranteed to work on any 
1270                 dnl platform until the kernel cflags from MakefileProto are
1271                 dnl known to configure
1272                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1273                 ;;
1274         *)
1275 AC_MSG_CHECKING(for definition of struct buf)
1276 dnl save_CPPFLAGS="$CPPFLAGS"
1277 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
1278 AC_CACHE_VAL(ac_cv_have_struct_buf, [
1279         ac_cv_have_struct_buf=no
1280         AC_TRY_COMPILE(
1281                 [#include <sys/buf.h>],
1282                 [struct buf x;
1283                 printf("%d\n", sizeof(x));],
1284                 ac_cv_have_struct_buf=yes,)
1285         ]
1286 )
1287 dnl CPPFLAGS="$save_CPPFLAGS"
1288 AC_MSG_RESULT($ac_cv_have_struct_buf)
1289 if test "$ac_cv_have_struct_buf" = yes; then
1290         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
1291 fi
1292 ;;
1293 esac
1294
1295
1296 AC_CACHE_VAL(ac_cv_sockaddr_len,
1297 [
1298 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
1299 AC_TRY_COMPILE( [#include <sys/types.h>
1300 #include <sys/socket.h>],
1301 [struct sockaddr *a;
1302 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
1303 AC_MSG_RESULT($ac_cv_sockaddr_len)])
1304 if test "$ac_cv_sockaddr_len" = "yes"; then
1305    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
1306 fi
1307 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1308         echo Skipping library tests because they confuse Irix.
1309 else
1310   AC_SEARCH_LIBS([socket], [socket inet])
1311   AC_SEARCH_LIBS([connect], [nsl])
1312   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1313
1314   dnl darwin wants it, aix hates it
1315   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1316   AC_TRY_COMPILE([
1317   #include <stdlib.h>
1318   #include <stdio.h>
1319   #include <sys/types.h>
1320   #include <sys/socket.h>
1321   #include <netinet/in.h>
1322   #include <arpa/inet.h>
1323   #include <arpa/nameser.h>
1324   #include <arpa/nameser_compat.h>
1325   #include <resolv.h>
1326   ], [static int i; i = 0;],
1327   [AC_MSG_RESULT(yes)
1328    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1329   [AC_MSG_RESULT(no)
1330    ])
1331
1332   openafs_save_libs="$LIBS"
1333   AC_MSG_CHECKING([for res_search])
1334   AC_FUNC_RES_SEARCH
1335
1336   if test "$ac_cv_func_res_search" = no; then
1337       for lib in dns nsl resolv; do
1338         if test "$ac_cv_func_res_search" != yes; then
1339           LIBS="-l$lib $LIBS"
1340           AC_FUNC_RES_SEARCH
1341           LIBS="$openafs_save_libs"
1342         fi
1343       done    
1344       if test "$ac_cv_func_res_search" = yes; then
1345         LIB_res_search="-l$lib"       
1346         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1347         AC_MSG_RESULT([yes, in lib$lib])
1348       else
1349         AC_MSG_RESULT(no)
1350       fi
1351   else
1352     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1353     AC_MSG_RESULT(yes)
1354   fi
1355   
1356 fi
1357
1358 AC_CACHE_VAL(ac_cv_setsockopt_iprecverr,
1359 [
1360 AC_MSG_CHECKING([for setsockopt(, SOL_IP, IP_RECVERR)])
1361 AC_TRY_COMPILE( [#include <sys/types.h>
1362 #include <sys/socket.h>
1363 #include <netinet/in.h>],
1364 [int on=1;
1365 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));], ac_cv_setsockopt_iprecverr=yes, ac_cv_setsockopt_iprecverr=no)
1366 AC_MSG_RESULT($ac_cv_setsockopt_iprecverr)])
1367 if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1368    AC_DEFINE(ADAPT_PMTU_RECVERR, 1, [define if asynchronous socket errors can be received])
1369 fi
1370
1371 PTHREAD_LIBS=error
1372 if test "x$MKAFS_OSTYPE" = OBSD; then
1373         PTHREAD_LIBS="-pthread"
1374 fi
1375 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1376         PTHREAD_LIBS="-pthread"
1377 fi
1378 if test "x$PTHREAD_LIBS" = xerror; then
1379         AC_CHECK_LIB(pthread, pthread_attr_init,
1380                 PTHREAD_LIBS="-lpthread")
1381 fi
1382 if test "x$PTHREAD_LIBS" = xerror; then
1383         AC_CHECK_LIB(pthreads, pthread_attr_init,
1384                 PTHREAD_LIBS="-lpthreads")
1385 fi
1386 if test "x$PTHREAD_LIBS" = xerror; then
1387         AC_CHECK_LIB(c_r, pthread_attr_init,
1388                 PTHREAD_LIBS="-lc_r")
1389 fi
1390 if test "x$PTHREAD_LIBS" = xerror; then
1391         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1392 fi
1393 if test "x$PTHREAD_LIBS" = xerror; then
1394         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1395         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1396                 PTHREAD_LIBS="-lpthread")
1397 fi
1398 if test "x$PTHREAD_LIBS" = xerror; then
1399         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1400 fi
1401 AC_SUBST(PTHREAD_LIBS)
1402
1403 HOST_CPU="$host_cpu"
1404
1405 if test "x$with_bsd_kernel_headers" != "x"; then
1406         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1407 else
1408         BSD_KERNEL_PATH="/usr/src/sys"
1409 fi
1410
1411 if test "x$with_bsd_kernel_build" != "x"; then
1412         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1413 else
1414         case $AFS_SYSNAME in
1415                 *_fbsd_4?)
1416                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1417                         ;;
1418                 *_fbsd_*)
1419                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1420                         ;;
1421         esac
1422 fi
1423
1424 # Fast restart
1425 if test "$enable_supergroups" = "yes"; then
1426         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1427 fi
1428
1429 if test "$enable_fast_restart" = "yes"; then
1430         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1431 fi
1432
1433 if test "$enable_bitmap_later" = "yes"; then
1434         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1435 fi
1436
1437 if test "$enable_demand_attach_fs" = "yes"; then
1438         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1439         DEMAND_ATTACH="yes"
1440 else
1441         DEMAND_ATTACH="no"
1442 fi
1443 AC_SUBST(DEMAND_ATTACH)
1444
1445 if test "$enable_disconnected" = "yes"; then
1446         AC_DEFINE(AFS_DISCON_ENV, 1, [define if you want support for disconnected operation])
1447 fi
1448
1449 if test "$enable_unix_sockets" = "yes"; then
1450         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1451         USE_UNIX_SOCKETS="yes"
1452 else
1453         USE_UNIX_SOCKETS="no"
1454 fi
1455 AC_SUBST(USE_UNIX_SOCKETS)
1456
1457 if test "$enable_fast_restart" = "yes" &&
1458    test "$enable_demand_attach_fs" = "yes" ; then
1459         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.])
1460         exit 1
1461 fi
1462
1463 if test "$enable_full_vos_listvol_switch" = "yes"; then
1464         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1465 fi
1466
1467 if test "$enable_icmp_pmtu_discovery" = "yes"; then
1468    if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1469         AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1470    fi
1471 fi
1472
1473 if test "$enable_bos_restricted_mode" = "yes"; then
1474         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1475 fi
1476
1477 if test "$enable_largefile_fileserver" = "yes"; then
1478         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1479 fi
1480
1481 if test "$enable_cache_bypass" = "yes"; then
1482         AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1483 fi
1484
1485 if test "$enable_namei_fileserver" = "yes"; then
1486         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1487         VFSCK=""
1488 else
1489         if test "$enable_namei_fileserver" = "default"; then
1490                 case $host in
1491                         *-solaris2.10*)
1492                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1493                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1494                                 VFSCK=""
1495                                 ;;
1496                         *-solaris2.11*)
1497                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1498                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1499                                 VFSCK=""
1500                                 ;;
1501                         *)
1502                                 VFSCK="vfsck"
1503                                 ;;
1504                 esac
1505         else
1506                 VFSCK="vfsck"
1507         fi
1508 fi
1509
1510 if test "$enable_afsdb" = "yes"; then
1511         LIB_AFSDB="$LIB_res_search"
1512         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1513 fi
1514
1515 dnl check for tivoli
1516 AC_MSG_CHECKING(for tivoli tsm butc support)
1517 XBSA_CFLAGS=""
1518 if test "$enable_tivoli_tsm" = "yes"; then
1519         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1520         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1521         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1522         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1523
1524         if test -r "$XBSADIR3/dsmapifp.h"; then
1525                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1526                 XBSA_XLIBS="-ldl"
1527                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1528         elif test -r "$XBSADIR4/dsmapifp.h"; then
1529                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1530                 XBSA_XLIBS="-ldl"
1531                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1532         elif test -r "$XBSADIR1/xbsa.h"; then
1533                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1534                 XBSA_XLIBS=""
1535                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1536         elif test -r "$XBSADIR2/xbsa.h"; then
1537                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1538                 XBSA_XLIBS=""
1539                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1540         else
1541                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1542         fi
1543 else
1544         AC_MSG_RESULT([no])
1545 fi
1546 AC_SUBST(XBSA_CFLAGS)
1547 AC_SUBST(XBSA_XLIBS) 
1548
1549 dnl checks for header files.
1550 AC_HEADER_STDC
1551 AC_HEADER_SYS_WAIT
1552 AC_HEADER_DIRENT
1553 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h grp.h)
1554 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1555 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1556 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h poll.h sys/pag.h)
1557 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h sys/ipc.h)
1558 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h sys/statvfs.h sys/statfs.h sys/bitypes.h)
1559 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1560
1561 AC_CHECK_TYPES([fsblkcnt_t],,,[
1562 #include <sys/types.h>
1563 #ifdef HAVE_SYS_BITYPES_H
1564 #include <sys/bitypes.h>
1565 #endif
1566 #ifdef HAVE_SYS_STATFS_H
1567 #include <sys/statfs.h>
1568 #endif
1569 #ifdef HAVE_SYS_STATVFS_H
1570 #include <sys/statvfs.h>
1571 #endif
1572 ])
1573
1574 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1575 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1576         case $AFS_SYSNAME in
1577         sgi_*)
1578                 HAVE_PAM="no"
1579                 ;;
1580         *)
1581                 HAVE_PAM="yes"
1582                 ;;
1583         esac
1584 else
1585         HAVE_PAM="no"
1586 fi
1587 AC_SUBST(HAVE_PAM)
1588
1589 if test "$enable_login" = yes; then
1590         BUILD_LOGIN="yes"
1591 else
1592         BUILD_LOGIN="no"
1593 fi
1594 AC_SUBST(BUILD_LOGIN)
1595
1596 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1597 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1598 AC_CHECK_FUNCS(setvbuf vsyslog getcwd)
1599 AC_CHECK_FUNCS(regcomp regexec regerror)
1600 AC_MSG_CHECKING([for POSIX regex library])
1601 if test "$ac_cv_header_regex_h" = "yes" && \
1602         test "$ac_cv_func_regcomp" = "yes" && \
1603         test "$ac_cv_func_regexec" = "yes" && \
1604         test "$ac_cv_func_regerror" = "yes"; then
1605     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1606     AC_MSG_RESULT(yes)
1607 else
1608     AC_MSG_RESULT(no)
1609 fi
1610
1611 AC_TYPE_SOCKLEN_T
1612 AC_TYPE_SIGNAL
1613 AC_CHECK_SIZEOF(void *)
1614 AC_TYPE_INTPTR_T
1615 AC_TYPE_UINTPTR_T
1616 AC_CHECK_TYPE(ssize_t, int)
1617 AC_CHECK_TYPES(sig_t, , ,
1618   [#include <sys/types.h>
1619    #include <signal.h> ])
1620 AC_CHECK_TYPE([sig_atomic_t], ,
1621     [AC_DEFINE([sig_atomic_t], [int],
1622         [Define to int if <signal.h> does not define.])],
1623 [#include <sys/types.h>
1624 #include <signal.h>])
1625 AC_SIZEOF_TYPE(long)
1626
1627 AC_CHECK_FUNCS(timegm)
1628 AC_CHECK_FUNCS(daemon)
1629
1630 dnl Directory PATH handling
1631 if test "x$enable_transarc_paths" = "xyes"  ; then 
1632     afsconfdir=${afsconfdir=/usr/afs/etc}
1633     viceetcdir=${viceetcdir=/usr/vice/etc}
1634     afskerneldir=${afskerneldir=${viceetcdir}}
1635     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1636     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1637     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1638     afsdbdir=${afsdbdir=/usr/afs/db}
1639     afslogsdir=${afslogsdir=/usr/afs/logs}
1640     afslocaldir=${afslocaldir=/usr/afs/local}
1641     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1642     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1643     afsdatadir=${afsdatadir=/usr/vice/etc}
1644 else 
1645     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1646     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1647     afskerneldir=${afskerneldir='${libdir}/openafs'}
1648     afssrvbindir=${afssrvbindir='${bindir}'}
1649     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1650     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1651     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1652     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1653     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1654     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1655     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1656     afsdatadir=${afsdatadir='${datadir}/openafs'}
1657 fi
1658 AC_SUBST(afsconfdir)
1659 AC_SUBST(viceetcdir)
1660 AC_SUBST(afskerneldir)
1661 AC_SUBST(afssrvbindir)
1662 AC_SUBST(afssrvsbindir)
1663 AC_SUBST(afssrvlibexecdir)
1664 AC_SUBST(afsdbdir)
1665 AC_SUBST(afslogsdir)
1666 AC_SUBST(afslocaldir)
1667 AC_SUBST(afsbackupdir)
1668 AC_SUBST(afsbosconfigdir)
1669 AC_SUBST(afsdatadir)
1670
1671 if test "x$enable_kernel_module" = "xyes"; then
1672 ENABLE_KERNEL_MODULE=libafs
1673 fi
1674
1675 if test "x$enable_pthreaded_ubik" = "xyes"; then
1676 ENABLE_PTHREADED_UBIK=yes
1677 fi
1678
1679 AC_SUBST(VFSCK)
1680 AC_SUBST(AFS_SYSNAME)
1681 AC_SUBST(AFS_PARAM_COMMON)
1682 AC_SUBST(ENABLE_KERNEL_MODULE)
1683 AC_SUBST(ENABLE_PTHREADED_UBIK)
1684 AC_SUBST(LIB_AFSDB)
1685 AC_SUBST(LINUX_KERNEL_PATH)
1686 AC_SUBST(LINUX_KERNEL_BUILD)
1687 AC_SUBST(HOST_CPU)
1688 AC_SUBST(BSD_KERNEL_PATH)
1689 AC_SUBST(BSD_KERNEL_BUILD)
1690 AC_SUBST(LINUX_VERSION)
1691 AC_SUBST(MKAFS_OSTYPE)
1692 AC_SUBST(TOP_OBJDIR)
1693 AC_SUBST(TOP_SRCDIR)
1694 AC_SUBST(TOP_INCDIR)
1695 AC_SUBST(TOP_LIBDIR)
1696 AC_SUBST(DEST)
1697 AC_SUBST(DARWIN_INFOFILE)
1698 AC_SUBST(IRIX_BUILD_IP35)
1699 AC_SUBST(HTML_XSL)
1700 AC_SUBST(XSLTPROC)
1701
1702 OPENAFS_OSCONF
1703 OPENAFS_KRB5CONF
1704
1705 TOP_SRCDIR="${srcdir}/src"
1706 dnl
1707 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1708 dnl
1709 case $TOP_SRCDIR in
1710         /*)
1711                 ;;
1712         *)
1713                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1714                 ;;
1715 esac
1716
1717 TOP_OBJDIR="${SRCDIR_PARENT}"
1718 TOP_INCDIR="${SRCDIR_PARENT}/include"
1719 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1720 if test "${DEST}x" = "x"; then
1721         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1722 fi
1723
1724 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1725 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1726 AC_SUBST(HELPER_SPLINT)
1727 AC_SUBST(HELPER_SPLINTCFG)
1728
1729 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1730
1731 ])