vol: detach offline volumes on dafs
[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_BOTTOM([
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 # define AFS_CACHE_VNODE_PATH
49 #endif
50
51 #undef AFS_NAMEI_ENV
52 #undef BITMAP_LATER
53 #undef FAST_RESTART
54 #undef DEFINED_FOR_EACH_PROCESS
55 #undef DEFINED_PREV_TASK
56 #undef EXPORTED_SYS_CALL_TABLE
57 #undef EXPORTED_IA32_SYS_CALL_TABLE
58 #undef IRIX_HAS_MEM_FUNCS
59 #undef RECALC_SIGPENDING_TAKES_VOID
60 #undef STRUCT_FS_HAS_FS_ROLLED
61 #undef ssize_t
62 /* glue for RedHat kernel bug */
63 #undef ENABLE_REDHAT_BUILDSYS
64 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
65 # include "redhat-fix.h"
66 #endif])
67
68 AC_CANONICAL_HOST
69 SRCDIR_PARENT=`pwd`
70
71 #BOZO_SAVE_CORES pam
72
73 dnl System identity.
74 AC_ARG_WITH([afs-sysname],
75     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])
76 ])
77
78 dnl General feature options.
79 AC_ARG_ENABLE([namei-fileserver],
80     [AS_HELP_STRING([--enable-namei-fileserver],
81         [force compilation of namei fileserver in preference to inode
82          fileserver])],
83     [],
84     [enable_namei_fileserver="default"])
85 AC_ARG_ENABLE([supergroups],
86     [AS_HELP_STRING([--enable-supergroups],
87         [enable support for nested pts groups])],
88     [],
89     [enable_supergroups="no"])
90 AC_ARG_ENABLE([bitmap-later],
91     [AS_HELP_STRING([--enable-bitmap-later],
92         [enable fast startup of file server by not reading bitmap till
93          needed])],
94     [AS_IF([test x"$withval" = xyes],
95         [AC_MSG_WARN([bitmap-later is only used by non-demand-attach
96             fileservers.  Please migrate to demand-attach instead.])])],
97     [enable_bitmap_later="no"])
98 AC_ARG_ENABLE([unix-sockets],
99     [AS_HELP_STRING([--disable-unix-sockets],
100         [disable use of unix domain sockets for fssync (defaults to enabled)])],
101     [],
102     [enable_unix_sockets="yes"])
103 AC_ARG_ENABLE([tivoli-tsm],
104     [AS_HELP_STRING([--enable-tivoli-tsm],
105         [enable use of the Tivoli TSM API libraries for butc support])],
106     [],
107     [enable_tivoli_tsm="no"])
108 AC_ARG_ENABLE([pthreaded-ubik],
109     [AS_HELP_STRING([--disable-pthreaded-ubik],
110         [disable installation of pthreaded ubik applications (defaults to
111          enabled)])],
112     [],
113     [enable_pthreaded_ubik="yes"])
114 AC_ARG_ENABLE([ubik-read-while-write],
115     [AS_HELP_STRING([--enable-ubik-read-while-write],
116         [enable vlserver read from db cache during write locks (EXPERIMENTAL)])],
117     [],
118     [enable_ubik_read_while_write="no"])
119
120 dnl Kernel module build options.
121 AC_ARG_WITH([linux-kernel-headers],
122     [AS_HELP_STRING([--with-linux-kernel-headers=path],
123         [use the kernel headers found at path (optional, defaults to
124          /lib/modules/`uname -r`/build, then /lib/modules/`uname -r`/source,
125          then /usr/src/linux-2.4, and lastly /usr/src/linux)])
126 ])
127 AC_ARG_WITH([linux-kernel-build],
128     [AS_HELP_STRING([--with-linux-kernel-build=path],
129         [use the kernel build found at path(optional, defaults to
130         kernel headers path)]
131 )])
132 AC_ARG_WITH([bsd-kernel-headers],
133     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
134         [use the kernel headers found at path (optional, defaults to
135          /usr/src/sys)])
136 ])
137 AC_ARG_WITH([bsd-kernel-build],
138     [AS_HELP_STRING([--with-bsd-kernel-build=path],
139         [use the kernel build found at path (optional, defaults to
140          KSRC/i386/compile/GENERIC)])
141 ])
142 AC_ARG_WITH([linux-kernel-packaging],
143     [AS_HELP_STRING([--with-linux-kernel-packaging],
144         [use standard naming conventions to aid Linux kernel build packaging
145          (disables MPS, sets the kernel module name to openafs.ko, and
146          installs kernel modules into the standard Linux location)])],
147     [AC_SUBST([LINUX_KERNEL_PACKAGING], [yes])
148      AC_SUBST([LINUX_LIBAFS_NAME], [openafs])],
149     [AC_SUBST([LINUX_LIBAFS_NAME], [libafs])
150 ])
151 AC_ARG_ENABLE([kernel-module],
152     [AS_HELP_STRING([--disable-kernel-module],
153         [disable compilation of the kernel module (defaults to enabled)])],
154     [],
155     [enable_kernel_module="yes"])
156 AC_ARG_ENABLE([redhat-buildsys],
157     [AS_HELP_STRING([--enable-redhat-buildsys],
158         [enable compilation of the redhat build system kernel (defaults to
159          disabled)])],
160     [],
161     [enable_redhat_buildsys="no"])
162
163 dnl Installation locations.
164 AC_ARG_ENABLE([transarc-paths],
165     [AS_HELP_STRING([--enable-transarc-paths],
166         [use Transarc style paths like /usr/afs and /usr/vice])],
167     [],
168     [enable_transarc_paths="no"])
169
170 dnl Deprecated crypto
171 AC_ARG_ENABLE([kauth],
172     [AS_HELP_STRING([--enable-kauth],
173         [install the deprecated kauth server, pam modules, and utilities
174          (defaults to disabled)])],
175     [enable_pam="yes"],
176     [enable_kauth="no"
177      enable_pam="no"])
178
179 dnl Optimization and debugging flags.
180 AC_ARG_ENABLE([strip-binaries],
181     [AS_HELP_STRING([--disable-strip-binaries],
182         [disable stripping of symbol information from binaries (defaults to
183          enabled)])],
184     [],
185     [enable_strip_binaries="maybe"])
186 AC_ARG_ENABLE([debug],
187     [AS_HELP_STRING([--enable-debug],
188         [enable compilation of the user space code with debugging information
189          (defaults to disabled)])],
190     [],
191     [enable_debug="no"])
192 AC_ARG_ENABLE([optimize],
193     [AS_HELP_STRING([--disable-optimize],
194         [disable optimization for compilation of the user space code (defaults
195          to enabled)])],
196     [],
197     [enable_optimize="yes"])
198 AC_ARG_ENABLE([warnings],
199     [AS_HELP_STRING([--enable-warnings],
200         [enable compilation warnings when building with gcc (defaults to
201          disabled)])],
202     [],
203     [enable_warnings="no"])
204 AC_ARG_ENABLE([checking],
205     [AS_HELP_STRING([--enable-checking],
206         [turn compilation warnings into errors when building with gcc (defaults
207          to disabled)])],
208     [enable_checking="$enableval"],
209     [enable_checking="no"])
210 AC_ARG_ENABLE([debug-locks],
211     [AS_HELP_STRING([--enable-debug-locks],
212         [turn on lock debugging assertions (defaults to disabled)])],
213     [enable_debug_locks="$enableval"],
214     [enable_debug_locks="no"])
215 AC_ARG_ENABLE([debug-kernel],
216     [AS_HELP_STRING([--enable-debug-kernel],
217         [enable compilation of the kernel module with debugging information
218          (defaults to disabled)])],
219     [],
220     [enable_debug_kernel="no"])
221 AC_ARG_ENABLE([optimize-kernel],
222     [AS_HELP_STRING([--disable-optimize-kernel],
223         [disable compilation of the kernel module with optimization (defaults
224          based on platform)])],
225     [],
226     [enable_optimize_kernel=""])
227 AC_ARG_ENABLE([debug-lwp],
228     [AS_HELP_STRING([--enable-debug-lwp],
229         [enable compilation of the LWP code with debugging information
230          (defaults to disabled)])],
231     [],
232     [enable_debug_lwp="no"])
233 AC_ARG_ENABLE([optimize-lwp],
234     [AS_HELP_STRING([--disable-optimize-lwp],
235         [disable optimization for compilation of the LWP code (defaults to
236          enabled)])],
237     [],
238     [enable_optimize_lwp="yes"])
239 AC_ARG_ENABLE([debug-pam],
240     [AS_HELP_STRING([--enable-debug-pam],
241         [enable compilation of the PAM code with debugging information
242          (defaults to disabled)])],
243     [],
244     [enable_debug_pam="no"])
245 AC_ARG_ENABLE([optimize-pam],
246     [AS_HELP_STRING([--disable-optimize-pam],
247         [disable optimization for compilation of the PAM code (defaults to
248          enabled)])],
249     [],
250     [enable_optimize_pam="yes"])
251 AC_ARG_ENABLE([linux-syscall-probing],
252     [AS_HELP_STRING([--enable-linux-syscall-probing],
253         [enable Linux syscall probing (defaults to autodetect)])],
254     [],
255     [enable_linux_syscall_probing="maybe"])
256 AC_ARG_ENABLE([linux-d_splice_alias-extra-iput],
257     [AS_HELP_STRING([--enable-linux-d_splice_alias-extra-iput],
258         [Linux kernels in the 3.17 series prior to 3.17.3 had a bug
259          wherein error returns from the d_splice_alias() function were
260          leaking a reference on the inode.  The bug was fixed for the
261          3.17.3 kernel, and the possibility of an error return was only
262          introduced in kernel 3.17, so only the narrow range of kernels
263          is affected.  Enable this option for builds on systems with
264          kernels affected by this bug, to manually release the reference
265          on error returns and correct the reference counting.
266          Linux commit 51486b900ee92856b977eacfc5bfbe6565028070 (or
267          equivalent) is the fix for the upstream bug, so if such a commit
268          is present, leave this option disabled.  We apologize
269          that you are required to know this about your running kernel,
270          but luckily only a narrow range of versions is affected.])],
271     [],
272     [enable_linux_d_splice_alias_extra_iput="no"])
273 AC_ARG_WITH([crosstools-dir],
274     [AS_HELP_STRING([--with-crosstools-dir=path],
275         [use path for native versions of rxgen, compile_et and config])
276 ])
277
278 AC_ARG_WITH([xslt-processor],
279         AS_HELP_STRING([--with-xslt-processor=ARG],
280         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
281         [XSLTPROC="$withval"],
282         [AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo])])
283
284 AC_ARG_WITH([html-xsl],
285         AS_HELP_STRING([--with-html-xsl],
286         [build HTML documentation using this stylesheet (default is html/chunk.dsl; specify either html/chunk.xsl or html/docbook.xsl)]),
287         [HTML_XSL="$withval"],
288         [HTML_XSL="html/chunk.xsl"])
289
290 AC_ARG_WITH([docbook2pdf],
291         AS_HELP_STRING([--with-docbook2pdf=ARG],
292         [which Docbook to PDF utility to use (possible choices are: fop, dblatex, docbook2pdf)]),
293         [DOCBOOK2PDF="$withval"],
294         [AC_CHECK_PROGS([DOCBOOK2PDF], [fop dblatex docbook2pdf], [echo])])
295
296 AC_ARG_WITH([docbook-stylesheets],
297         AS_HELP_STRING([--with-docbook-stylesheets=ARG],
298         [location of DocBook stylesheets (default is to search a set of likely paths)]),
299         [DOCBOOK_STYLESHEETS="$withval"],
300         [OPENAFS_SEARCH_DIRLIST([DOCBOOK_STYLESHEETS],
301                 [/usr/share/xml/docbook/stylesheet/nwalsh/current \
302                  /usr/share/xml/docbook/stylesheet/nwalsh \
303                  /usr/share/xml/docbook/xsl-stylesheets \
304                  /usr/share/sgml/docbook/docbook-xsl-stylesheets \
305                  /usr/share/sgml/docbook/xsl-stylesheets \
306                  /usr/share/docbook-xsl \
307                  /usr/share/sgml/docbkxsl \
308                  /usr/local/share/xsl/docbook \
309                  /sw/share/xml/xsl/docbook-xsl \
310                  /opt/local/share/xsl/docbook-xsl],
311                 [$HTML_XSL])
312            AS_IF([test "x$DOCBOOK_STYLESHEETS" = "x"],
313                 [AC_WARN([Docbook stylesheets not found; some documentation can't be built])
314            ])
315         ])
316
317 AC_ARG_WITH([dot],
318         AS_HELP_STRING([--with-dot@<:@=PATH@:>@],
319         [use graphviz dot to generate dependency graphs with doxygen (defaults to autodetect)]),
320         [], [with_dot="maybe"])
321
322 enable_login="no"
323
324 dnl Check whether kindlegen exists.  If not, we'll suppress that part of the
325 dnl documentation build.
326 AC_CHECK_PROGS([KINDLEGEN], [kindlegen])
327 AC_CHECK_PROGS([DOXYGEN], [doxygen])
328
329 dnl Optionally generate graphs with doxygen.
330 case "$with_dot" in
331 maybe)
332     AC_CHECK_PROGS([DOT], [dot])
333     AS_IF([test "x$DOT" = "x"], [HAVE_DOT="no"], [HAVE_DOT="yes"])
334     ;;
335 yes)
336     HAVE_DOT="yes"
337     ;;
338 no)
339     HAVE_DOT="no"
340     ;;
341 *)
342     HAVE_DOT="yes"
343     DOT_PATH=$with_dot
344 esac
345 AC_SUBST(HAVE_DOT)
346 AC_SUBST(DOT_PATH)
347
348 dnl Checks for UNIX variants.
349 AC_ISC_POSIX
350
351 dnl Various compiler setup.
352 AC_TYPE_PID_T
353 AC_TYPE_SIZE_T
354
355 dnl Checks for programs.
356 AC_PROG_INSTALL
357 AC_PROG_LN_S
358 AC_PROG_RANLIB
359 AC_PROG_YACC
360 AM_PROG_LEX
361 dnl if we are flex, be lex-compatible
362 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
363
364 OPENAFS_FORCE_ABS_INSTALL
365 OPENAFS_CHECK_BIGENDIAN
366 OPENAFS_PRINTF_TAKES_Z_LEN
367
368 AC_MSG_CHECKING(your OS)
369 system=$host
370 case $system in
371         *-linux*)
372
373                 MKAFS_OSTYPE=LINUX
374                 if test "x$enable_redhat_buildsys" = "xyes"; then
375                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
376                 fi
377                 if test "x$enable_kernel_module" = "xyes"; then
378                  if test "x$with_linux_kernel_headers" != "x"; then
379                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
380                  else
381                    for utsdir in "/lib/modules/`uname -r`/build" \
382                                  "/lib/modules/`uname -r`/source" \
383                                  "/usr/src/linux-2.4" \
384                                  "/usr/src/linux"; do
385                      LINUX_KERNEL_PATH="$utsdir"
386                      for utsfile in "include/generated/utsrelease.h" \
387                                     "include/linux/utsrelease.h" \
388                                     "include/linux/version.h" \
389                                     "include/linux/version-up.h"; do
390                        if grep "UTS_RELEASE" "$utsdir/$utsfile" >/dev/null 2>&1; then
391                          break 2
392                        fi
393                      done
394                    done
395                  fi
396                  if test "x$with_linux_kernel_build" != "x"; then
397                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
398                  else
399                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
400                  fi
401                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
402                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
403                    LINUX_VERSION="$linux_kvers"
404                  else
405                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
406                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
407                      LINUX_VERSION="$linux_kvers"
408                    else
409                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
410                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
411                        if test "x$linux_kvers" = "x"; then
412                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
413                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
414                            if test "x$linux_kvers" = "x"; then
415                              AC_MSG_ERROR(Linux headers lack version definition [2])
416                              exit 1
417                            else
418                              LINUX_VERSION="$linux_kvers"
419                            fi
420                          else
421                            AC_MSG_ERROR(Linux headers lack version definition)
422                            exit 1
423                          fi
424                        else
425                          LINUX_VERSION="$linux_kvers"
426                        fi
427                      else
428                        enable_kernel_module="no"
429                      fi
430                    fi
431                  fi
432                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
433                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
434                      enable_kernel_module="no"
435                  fi
436                  if test "x$enable_kernel_module" = "xno"; then
437                   if test "x$with_linux_kernel_headers" != "x"; then
438                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
439                    exit 1
440                   else
441                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
442                   fi
443                  fi
444                  dnl do we need to determine SUBARCH from autoconf.h
445                  SUBARCH=default
446                 fi
447                 AC_MSG_RESULT(linux)
448                 GUESS_LINUX_VERSION=
449                 if test "x$enable_kernel_module" = "xyes"; then
450                  GUESS_LINUX_VERSION=${LINUX_VERSION}
451                 else
452                  GUESS_LINUX_VERSION=`uname -r`
453                 fi
454                 case "$GUESS_LINUX_VERSION" in
455                   2.2.*) AFS_SYSKVERS=22 ;;
456                   2.4.*) AFS_SYSKVERS=24 ;;
457                   [2.6.* | [3-9]* | [1-2][0-9]*]) AFS_SYSKVERS=26 ;;
458                   *) AC_MSG_ERROR(Couldn't guess your Linux version [2]) ;;
459                 esac
460                 ;;
461         *-solaris*)
462                 MKAFS_OSTYPE=SOLARIS
463                 AC_MSG_RESULT(sun4)
464                 SOLARIS_PATH_CC
465                 SOLARIS_CC_TAKES_XVECTOR_NONE
466                 AC_SUBST(SOLARIS_CC_KOPTS)
467                 SOLARIS_UFSVFS_HAS_DQRWLOCK
468                 SOLARIS_FS_HAS_FS_ROLLED
469                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
470                 SOLARIS_HAVE_VN_RENAMEPATH
471                 ;;
472         *-sunos*)
473                 MKAFS_OSTYPE=SUNOS
474                 enable_kernel_module=no
475                 AC_MSG_RESULT(sun4)
476                 ;;
477         *-hpux*)
478                 MKAFS_OSTYPE=HPUX
479                 AC_MSG_RESULT(hp_ux)
480                 if test -f "/usr/old/usr/include/ndir.h"; then
481                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
482                 fi
483                 ;;
484         *-irix*)
485                 if test -d /usr/include/sys/SN/SN1; then
486                  IRIX_BUILD_IP35="IP35"
487                 fi
488                 MKAFS_OSTYPE=IRIX
489                 AC_MSG_RESULT(sgi)
490                 ;;
491         *-aix*)
492                 MKAFS_OSTYPE=AIX
493                 AC_MSG_RESULT(rs_aix)
494                 ;;
495         arm-*-darwin*)
496                 MKAFS_OSTYPE=DARWIN
497                 AC_MSG_RESULT(arm_darwin)
498                 ;;
499         powerpc-*-darwin*)
500                 MKAFS_OSTYPE=DARWIN
501                 AC_MSG_RESULT(ppc_darwin)
502                 ;;
503         i386-*-darwin*)
504                 MKAFS_OSTYPE=DARWIN
505                 AC_MSG_RESULT(x86_darwin)
506                 ;;
507         x86_64-*-darwin*)
508                 MKAFS_OSTYPE=DARWIN
509                 AC_MSG_RESULT(x86_darwin)
510                 ;;
511         i386-*-freebsd*)
512                 MKAFS_OSTYPE=FBSD
513                 AC_MSG_RESULT(i386_fbsd)
514                 ;;
515         x86_64-*-freebsd*)
516                 MKAFS_OSTYPE=FBSD
517                 AC_MSG_RESULT(amd64_fbsd)
518                 ;;
519         *-netbsd*)
520                 MKAFS_OSTYPE=NBSD
521                 AC_MSG_RESULT(nbsd)
522                 ;;
523         x86_64-*-openbsd*)
524                 MKAFS_OSTYPE=OBSD
525                 AC_MSG_RESULT(amd64_obsd)
526                 ;;
527         i386-*-openbsd*)
528                 MKAFS_OSTYPE=OBSD
529                 AC_MSG_RESULT(i386_obsd)
530                 ;;
531         *-dragonfly*)
532                 MKAFS_OSTYPE=DFBSD
533                 AC_MSG_RESULT(i386_dfbsd)
534                 ;;
535         *)
536                 AC_MSG_RESULT($system)
537                 ;;
538 esac
539
540 if test "x$with_afs_sysname" != "x"; then
541         AFS_SYSNAME="$with_afs_sysname"
542 else
543         AC_MSG_CHECKING(your AFS sysname)
544         case $host in
545                 i?86-*-openbsd?.?)
546                         v=${host#*openbsd}
547                         vM=${v%.*}
548                         vm=${v#*.}
549                         AFS_SYSNAME="i386_obsd${vM}${vm}"
550                         ;;
551                 sparc64-*-openbsd?.?)
552                         v=${host#*openbsd}
553                         vM=${v%.*}
554                         vm=${v#*.}
555                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
556                         ;;
557                 x86_64-*-openbsd?.?)
558                         v=${host#*openbsd}
559                         vM=${v%.*}
560                         vm=${v#*.}
561                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
562                         ;;
563                 i?86-*-freebsd*.*)
564                         v=${host#*freebsd}
565                         vM=${v%.*}
566                         vm=${v#*.}
567                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
568                         ;;
569                 x86_64-*-freebsd*.*)
570                         v=${host#*freebsd}
571                         vM=${v%.*}
572                         vm=${v#*.}
573                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
574                         ;;
575                 i386-*-dragonfly?.*)
576                         v=${host#*dragonfly}
577                         vM=${v%.*}
578                         vm=${v#*.}
579                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
580                         ;;
581                 i?86-*-netbsd*1.6[[M-Z]]*)
582                         AFS_SYSNAME="i386_nbsd20"
583                         ;;
584                 powerpc-*-netbsd*1.6[[M-Z]]*)
585                         AFS_SYSNAME="ppc_nbsd20"
586                         ;;
587                 *-*-netbsd*)
588                         arch=${host%%-unknown*}
589                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
590                                                -e 's/powerpc/ppc/g')
591                         v=${host#*netbsd}
592                         v=${v#*aout}
593                         v=${v#*ecoff}
594                         v=${v#*elf}
595                         vM=${v%%.*}
596                         vM=${vM%.*}
597                         v=${v#*.}
598                         vm=${v%%.*}
599                         vm=${vm%.*}
600                         vm=${vm%%[[_A-Z]]*}
601                         if test $vm -eq 99 ; then
602                                 vM=$((vM+1))
603                         fi
604                         if test $vM -gt 1 ; then
605                                 vm=0
606                         fi
607                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
608                         ;;
609                 hppa*-hp-hpux11.0*)
610                         AFS_SYSNAME="hp_ux110"
611                         ;;
612                 hppa*-hp-hpux11.11)
613                         AFS_SYSNAME="hp_ux11i"
614                         ;;
615                 hppa*-hp-hpux11.23)
616                         AFS_SYSNAME="hp_ux1123"
617                         ;;
618                 ia64-hp-hpux11.22)
619                         AFS_SYSNAME="ia64_hpux1122"
620                         ;;
621                 ia64-hp-hpux*)
622                         AFS_SYSNAME="ia64_hpux1123"
623                         ;;
624                 hppa*-hp-hpux10*)
625                         AFS_SYSNAME="hp_ux102"
626                         ;;
627                 powerpc-apple-darwin7*)
628                         AFS_SYSNAME="ppc_darwin_70"
629                         OSXSDK="macosx10.3"
630                         ;;
631                 powerpc-apple-darwin8.*)
632                         AFS_SYSNAME="ppc_darwin_80"
633                         OSXSDK="macosx10.4"
634                         ;;
635                 i386-apple-darwin8.*)
636                         AFS_SYSNAME="x86_darwin_80"
637                         OSXSDK="macosx10.4"
638                         ;;
639                 powerpc-apple-darwin9.*)
640                         AFS_SYSNAME="ppc_darwin_90"
641                         OSXSDK="macosx10.5"
642                         ;;
643                 i386-apple-darwin9.*)
644                         AFS_SYSNAME="x86_darwin_90"
645                         OSXSDK="macosx10.5"
646                         ;;
647                 i?86-apple-darwin10.*)
648                         AFS_SYSNAME="x86_darwin_100"
649                         OSXSDK="macosx10.6"
650                         ;;
651                 x86_64-apple-darwin10.*)
652                         AFS_SYSNAME="x86_darwin_100"
653                         OSXSDK="macosx10.6"
654                         ;;
655                 arm-apple-darwin10.*)
656                         AFS_SYSNAME="arm_darwin_100"
657                         OSXSDK="iphoneos4.0"
658                         ;;
659                 x86_64-apple-darwin11.*)
660                         AFS_SYSNAME="x86_darwin_110"
661                         OSXSDK="macosx10.7"
662                         ;;
663                 i?86-apple-darwin11.*)
664                         AFS_SYSNAME="x86_darwin_110"
665                         OSXSDK="macosx10.7"
666                         ;;
667                 x86_64-apple-darwin12.*)
668                         AFS_SYSNAME="x86_darwin_120"
669                         OSXSDK="macosx10.8"
670                         ;;
671                 i?86-apple-darwin12.*)
672                         AFS_SYSNAME="x86_darwin_120"
673                         OSXSDK="macosx10.8"
674                         ;;
675                 x86_64-apple-darwin13.*)
676                         AFS_SYSNAME="x86_darwin_130"
677                         OSXSDK="macosx10.9"
678                         ;;
679                 i?86-apple-darwin13.*)
680                         AFS_SYSNAME="x86_darwin_130"
681                         OSXSDK="macosx10.9"
682                         ;;
683                 x86_64-apple-darwin14.*)
684                         AFS_SYSNAME="x86_darwin_140"
685                         OSXSDK="macosx10.10"
686                         ;;
687                 i?86-apple-darwin14.*)
688                         AFS_SYSNAME="x86_darwin_140"
689                         OSXSDK="macosx10.10"
690                         ;;
691                 x86_64-apple-darwin15.*)
692                         AFS_SYSNAME="x86_darwin_150"
693                         OSXSDK="macosx10.11"
694                         ;;
695                 i?86-apple-darwin15.*)
696                         AFS_SYSNAME="x86_darwin_150"
697                         OSXSDK="macosx10.11"
698                         ;;
699                 x86_64-apple-darwin16.*)
700                         AFS_SYSNAME="x86_darwin_160"
701                         OSXSDK="macosx10.12"
702                         ;;
703                 i?86-apple-darwin16.*)
704                         AFS_SYSNAME="x86_darwin_160"
705                         OSXSDK="macosx10.12"
706                         ;;
707                 sparc-sun-solaris2.8)
708                         AFS_SYSNAME="sun4x_58"
709                         ;;
710                 sparc-sun-solaris2.9)
711                         AFS_SYSNAME="sun4x_59"
712                         ;;
713                 sparc-sun-solaris2.10)
714                         AFS_SYSNAME="sun4x_510"
715                         ;;
716                 sparc-sun-solaris2.11)
717                         AFS_SYSNAME="sun4x_511"
718                         ;;
719                 i386-pc-solaris2.8)
720                         AFS_SYSNAME="sunx86_58"
721                         ;;
722                 i386-pc-solaris2.9)
723                         AFS_SYSNAME="sunx86_59"
724                         ;;
725                 i386-pc-solaris2.10)
726                         AFS_SYSNAME="sunx86_510"
727                         ;;
728                 i386-pc-solaris2.11)
729                         AFS_SYSNAME="sunx86_511"
730                         ;;
731                 alpha*-dec-osf4.0*)
732                         AFS_SYSNAME="alpha_dux40"
733                         ;;
734                 alpha*-dec-osf5.0*)
735                         AFS_SYSNAME="alpha_dux50"
736                         ;;
737                 alpha*-dec-osf5.1*)
738                         AFS_SYSNAME="alpha_dux51"
739                         ;;
740                 mips-sgi-irix6.5)
741                         AFS_SYSNAME="sgi_65"
742                         enable_pam="no"
743                         ;;
744                 ia64-*-linux*)
745                         AFS_SYSNAME="ia64_linuxXX"
746                         ;;
747                 powerpc-*-linux*)
748                         AFS_SYSNAME="`/bin/arch`_linuxXX"
749                         ;;
750                 powerpc64-*-linux*)
751                         AFS_SYSNAME="ppc64_linuxXX"
752                         ;;
753                 alpha*-linux*)
754                         AFS_SYSNAME="alpha_linux_XX"
755                         ;;
756                 s390-*-linux*)
757                         AFS_SYSNAME="s390_linuxXX"
758                         ;;
759                 s390x-*-linux*)
760                         AFS_SYSNAME="s390x_linuxXX"
761                         ;;
762                 sparc-*-linux*)
763                         AFS_SYSNAME="`/bin/arch`_linuxXX"
764                         ;;
765                 sparc64-*-linux*)
766                         AFS_SYSNAME="sparc64_linuxXX"
767                         ;;
768                 i?86-*-linux*)
769                         AFS_SYSNAME="i386_linuxXX"
770                         ;;
771                 arm*-linux*)
772                         AFS_SYSNAME="arm_linuxXX"
773                         ;;
774                 parisc-*-linux-gnu|hppa-*-linux-gnu)
775                         AFS_SYSNAME="parisc_linuxXX"
776                         enable_pam="no"
777                         ;;
778                 power*-ibm-aix4.2*)
779                         AFS_SYSNAME="rs_aix42"
780                         enable_pam="no"
781                         ;;
782                 power*-ibm-aix4.3*)
783                         AFS_SYSNAME="rs_aix42"
784                         enable_pam="no"
785                         ;;
786                 power*-ibm-aix5.1*)
787                         AFS_SYSNAME="rs_aix51"
788                         enable_pam="no"
789                         ;;
790                 power*-ibm-aix5.2*)
791                         AFS_SYSNAME="rs_aix52"
792                         enable_pam="no"
793                         ;;
794                 power*-ibm-aix5.3*)
795                         AFS_SYSNAME="rs_aix53"
796                         enable_pam="no"
797                         ;;
798                 power*-ibm-aix6.1*)
799                         AFS_SYSNAME="rs_aix61"
800                         enable_pam="no"
801                         ;;
802                 x86_64-*-linux-gnu)
803                         AFS_SYSNAME="amd64_linuxXX"
804                         enable_pam="yes"
805                         ;;
806                 *)
807                         AC_MSG_ERROR(An AFS sysname is required)
808                         exit 1
809                         ;;
810         esac
811         case $AFS_SYSNAME in
812                 *_linux* | *_umlinux*)
813                         if test "x${AFS_SYSKVERS}" = "x"; then
814                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
815                         fi
816                         if test "x${AFS_SYSKVERS}" = "x24" ||
817                                 test "x${AFS_SYSKVERS}" = "x22"; then
818                             AC_MSG_ERROR([Linux 2.4.x and older are no longer supported by OpenAFS.  Please use an OpenAFS 1.6.x release on those systems.])
819                         fi
820                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
821                         AFS_SYSNAME="$_AFS_SYSNAME"
822                         AC_TRY_KBUILD(
823                          [],
824                          [#ifndef CONFIG_USERMODE
825                           #error not UML
826                           #endif],
827                          ac_cv_linux_is_uml=yes,)
828                         if test "${ac_cv_linux_is_uml}" = yes; then
829                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
830                         fi
831                         AFS_SYSNAME="$_AFS_SYSNAME"
832                         ;;
833         esac
834         AC_MSG_RESULT($AFS_SYSNAME)
835 fi
836
837 case $AFS_SYSNAME in
838         *_darwin*)
839                 AC_CHECK_HEADERS(crt_externs.h)
840                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
841                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
842                 AC_SUBST(OSXSDK)
843                 ;;
844 esac
845
846 dnl Some hosts have a separate common param file they should include.  Figure
847 dnl out if we're on one of them now that we know the sysname.
848 case $AFS_SYSNAME in
849     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
850     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
851     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
852     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
853     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
854     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
855     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
856     *_nbsd60)   AFS_PARAM_COMMON=param.nbsd60.h  ;;
857     *_nbsd70)   AFS_PARAM_COMMON=param.nbsd70.h  ;;
858     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
859     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
860     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
861     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
862     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
863     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
864     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
865     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
866     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
867     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
868     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
869     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
870     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
871     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
872     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
873     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
874     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
875     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
876     *_obsd49)   AFS_PARAM_COMMON=param.obsd49.h  ;;
877     *_obsd50)   AFS_PARAM_COMMON=param.obsd50.h  ;;
878     *_obsd51)   AFS_PARAM_COMMON=param.obsd51.h  ;;
879     *_obsd52)   AFS_PARAM_COMMON=param.obsd52.h  ;;
880     *_obsd53)   AFS_PARAM_COMMON=param.obsd53.h  ;;
881     *_obsd54)   AFS_PARAM_COMMON=param.obsd54.h  ;;
882     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
883 # Linux alpha adds an extra underscore for no good reason.
884     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
885     *_fbsd_*)   AFS_PARAM_COMMON=param.generic_fbsd.h ;;
886 esac
887
888 OPENAFS_OSCONF
889
890 case $AFS_SYSNAME in *_linux* | *_umlinux*)
891
892                 # Add (sub-) architecture-specific paths needed by conftests
893                 case $AFS_SYSNAME  in
894                         *_umlinux26)
895                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
896                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
897                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
898                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
899                 esac
900
901                 if test "x$enable_kernel_module" = "xyes"; then
902                  if test "x$enable_debug_kernel" = "xno"; then
903                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
904                  fi
905                  OPENAFS_GCC_SUPPORTS_MARCH
906                  AC_SUBST(P5PLUS_KOPTS)
907                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
908                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
909                  OPENAFS_GCC_SUPPORTS_NO_COMMON
910                  OPENAFS_GCC_SUPPORTS_PIPE
911                  AC_SUBST(LINUX_GCC_KOPTS)
912
913                  dnl Setup the kernel build environment
914                  LINUX_KBUILD_USES_EXTRA_CFLAGS
915                  LINUX_KERNEL_COMPILE_WORKS
916
917                  dnl Operation signature checks
918                  AC_CHECK_LINUX_OPERATION([inode_operations], [follow_link], [no_nameidata],
919                                           [#include <linux/fs.h>],
920                                           [const char *],
921                                           [struct dentry *dentry, void **link_data])
922                  AC_CHECK_LINUX_OPERATION([inode_operations], [put_link], [no_nameidata],
923                                           [#include <linux/fs.h>],
924                                           [void],
925                                           [struct inode *inode, void *link_data])
926                  AC_CHECK_LINUX_OPERATION([inode_operations], [rename], [takes_flags],
927                                           [#include <linux/fs.h>],
928                                           [int],
929                                           [struct inode *oinode, struct dentry *odentry,
930                                                 struct inode *ninode, struct dentry *ndentry,
931                                                 unsigned int flags])
932
933                  dnl Check for header files
934                  AC_CHECK_LINUX_HEADER([config.h])
935                  AC_CHECK_LINUX_HEADER([exportfs.h])
936                  AC_CHECK_LINUX_HEADER([freezer.h])
937                  AC_CHECK_LINUX_HEADER([key-type.h])
938                  AC_CHECK_LINUX_HEADER([semaphore.h])
939                  AC_CHECK_LINUX_HEADER([seq_file.h])
940
941                  dnl Type existence checks
942                  AC_CHECK_LINUX_TYPE([struct vfs_path], [dcache.h])
943                  AC_CHECK_LINUX_TYPE([kuid_t], [uidgid.h])
944
945                  dnl Check for structure elements
946                  AC_CHECK_LINUX_STRUCT([address_space], [backing_dev_info], [fs.h])
947                  AC_CHECK_LINUX_STRUCT([address_space_operations],
948                                        [write_begin], [fs.h])
949                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
950                                        [backing-dev.h])
951                  AC_CHECK_LINUX_STRUCT([cred], [session_keyring], [cred.h])
952                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
953                  AC_CHECK_LINUX_STRUCT([dentry], [d_u.d_alias], [dcache.h])
954                  AC_CHECK_LINUX_STRUCT([dentry_operations], [d_automount], [dcache.h])
955                  AC_CHECK_LINUX_STRUCT([group_info], [gid], [cred.h])
956                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
957                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
958                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
959                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
960                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
961                  AC_CHECK_LINUX_STRUCT([file], [f_path], [fs.h])
962                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
963                  AC_CHECK_LINUX_STRUCT([file_operations], [iterate], [fs.h])
964                  AC_CHECK_LINUX_STRUCT([file_operations], [read_iter], [fs.h])
965                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
966                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
967                  AC_CHECK_LINUX_STRUCT([inode_operations], [truncate], [fs.h])
968                  AC_CHECK_LINUX_STRUCT([inode_operations], [get_link], [fs.h])
969                  AC_CHECK_LINUX_STRUCT([key], [payload.value], [key.h])
970                  AC_CHECK_LINUX_STRUCT([key_type], [instantiate_prep], [key-type.h])
971                  AC_CHECK_LINUX_STRUCT([key_type], [match_preparse], [key-type.h])
972                  AC_CHECK_LINUX_STRUCT([key_type], [preparse], [key-type.h])
973                  AC_CHECK_LINUX_STRUCT([msghdr], [msg_iter], [socket.h])
974                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
975                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
976                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
977                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
978                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
979                                        [fs.h])
980                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
981                                        [fs.h])
982                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
983                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
984                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
985                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
986                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
987                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
988                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
989                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
990                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
991                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
992                  AC_CHECK_LINUX_STRUCT([task_struct], [total_link_count], [sched.h])
993                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
994
995                  dnl Check for typed structure elements
996                  AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
997                                              [buf], [fs.h])
998
999                  dnl Function existence checks
1000
1001                  AC_CHECK_LINUX_FUNC([__vfs_read],
1002                                      [#include <linux/fs.h>],
1003                                      [__vfs_read(NULL, NULL, 0, NULL);])
1004                  AC_CHECK_LINUX_FUNC([bdi_init],
1005                                      [#include <linux/backing-dev.h>],
1006                                      [bdi_init(NULL);])
1007                  AC_CHECK_LINUX_FUNC([PageChecked],
1008                                      [#include <linux/mm.h>
1009 #include <linux/page-flags.h>],
1010                                      [struct page *_page;
1011                                       int bchecked = PageChecked(_page);])
1012                  AC_CHECK_LINUX_FUNC([PageFsMisc],
1013                                      [#include <linux/mm.h>
1014 #include <linux/page-flags.h>],
1015                                      [struct page *_page;
1016                                       int bchecked = PageFsMisc(_page);])
1017                  AC_CHECK_LINUX_FUNC([clear_inode],
1018                                      [#include <linux/fs.h>],
1019                                      [clear_inode(NULL);])
1020                  AC_CHECK_LINUX_FUNC([current_kernel_time],
1021                                      [#include <linux/time.h>],
1022                                      [struct timespec s;
1023                                       s = current_kernel_time();])
1024                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
1025                                      [#include <linux/fs.h>],
1026                                      [d_alloc_anon(NULL);])
1027                  AC_CHECK_LINUX_FUNC([d_count],
1028                                      [#include <linux/dcache.h>],
1029                                      [d_count(NULL);])
1030                  AC_CHECK_LINUX_FUNC([d_make_root],
1031                                      [#include <linux/fs.h>],
1032                                      [d_make_root(NULL);])
1033                  AC_CHECK_LINUX_FUNC([do_sync_read],
1034                                      [#include <linux/fs.h>],
1035                                      [do_sync_read(NULL, NULL, 0, NULL);])
1036                  AC_CHECK_LINUX_FUNC([file_dentry],
1037                                      [#include <linux/fs.h>],
1038                                      [struct file *f; file_dentry(f);])
1039                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
1040                                      [#include <linux/sched.h>],
1041                                      [pid_t p; find_task_by_pid(p);])
1042                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
1043                                      [#include <linux/fs.h>],
1044                                      [generic_file_aio_read(NULL,NULL,0,0);])
1045                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
1046                                      [#include <linux/pagemap.h>],
1047                                      [grab_cache_page_write_begin(NULL, 0, 0);])
1048                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
1049                                      [#include <linux/list.h>],
1050                                      [hlist_unhashed(0);])
1051                  AC_CHECK_LINUX_FUNC([ihold],
1052                                      [#include <linux/fs.h>],
1053                                      [ihold(NULL);])
1054                  AC_CHECK_LINUX_FUNC([i_size_read],
1055                                      [#include <linux/fs.h>],
1056                                      [i_size_read(NULL);])
1057                  AC_CHECK_LINUX_FUNC([inode_setattr],
1058                                      [#include <linux/fs.h>],
1059                                      [inode_setattr(NULL, NULL);])
1060                  AC_CHECK_LINUX_FUNC([iter_file_splice_write],
1061                                      [#include <linux/fs.h>],
1062                                      [iter_file_splice_write(NULL,NULL,NULL,0,0);])
1063                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
1064                                      [#include <linux/net.h>],
1065                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
1066                  AC_CHECK_LINUX_FUNC([locks_lock_file_wait],
1067                                      [#include <linux/fs.h>],
1068                                      [locks_lock_file_wait(NULL, NULL);])
1069                  AC_CHECK_LINUX_FUNC([page_follow_link],
1070                                      [#include <linux/fs.h>],
1071                                      [page_follow_link(0,0);])
1072                  AC_CHECK_LINUX_FUNC([page_get_link],
1073                                      [#include <linux/fs.h>],
1074                                      [page_get_link(0,0,0);])
1075                  AC_CHECK_LINUX_FUNC([page_offset],
1076                                      [#include <linux/pagemap.h>],
1077                                      [page_offset(NULL);])
1078                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
1079                                      [#include <linux/pagevec.h>],
1080                                      [__pagevec_lru_add_file(NULL);])
1081                  AC_CHECK_LINUX_FUNC([path_lookup],
1082                                      [#include <linux/fs.h>
1083                                       #include <linux/namei.h>],
1084                                      [path_lookup(NULL, 0, NULL);])
1085                  AC_CHECK_LINUX_FUNC([proc_create],
1086                                      [#include <linux/proc_fs.h>],
1087                                      [proc_create(NULL, 0, NULL, NULL);])
1088                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
1089                                      [#include <linux/rcupdate.h>],
1090                                      [rcu_read_lock();])
1091                  AC_CHECK_LINUX_FUNC([set_nlink],
1092                                      [#include <linux/fs.h>],
1093                                      [set_nlink(NULL, 1);])
1094                  AC_CHECK_LINUX_FUNC([setattr_prepare],
1095                                      [#include <linux/fs.h>],
1096                                      [setattr_prepare(NULL, NULL);])
1097                  AC_CHECK_LINUX_FUNC([sock_create_kern],
1098                                      [#include <linux/net.h>],
1099                                      [sock_create_kern(0, 0, 0, NULL);])
1100                  AC_CHECK_LINUX_FUNC([sock_create_kern_ns],
1101                                      [#include <linux/net.h>],
1102                                      [sock_create_kern(NULL, 0, 0, 0, NULL);])
1103                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
1104                                      [#include <linux/splice.h>],
1105                                      [splice_direct_to_actor(NULL,NULL,NULL);])
1106                  AC_CHECK_LINUX_FUNC([default_file_splice_read],
1107                                      [#include <linux/fs.h>],
1108                                      [default_file_splice_read(NULL,NULL,NULL, 0, 0);])
1109                  AC_CHECK_LINUX_FUNC([svc_addr_in],
1110                                      [#include <linux/sunrpc/svc.h>],
1111                                      [svc_addr_in(NULL);])
1112                  AC_CHECK_LINUX_FUNC([zero_user_segments],
1113                                      [#include <linux/highmem.h>],
1114                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
1115                  AC_CHECK_LINUX_FUNC([noop_fsync],
1116                                      [#include <linux/fs.h>],
1117                                      [void *address = &noop_fsync; printk("%p\n", address)];)
1118                  AC_CHECK_LINUX_FUNC([kthread_run],
1119                                      [#include <linux/kernel.h>
1120                                       #include <linux/kthread.h>],
1121                                      [kthread_run(NULL, NULL, "test");])
1122                  AC_CHECK_LINUX_FUNC([inode_nohighmem],
1123                                      [#include <linux/fs.h>],
1124                                      [inode_nohighmem(NULL);])
1125                  AC_CHECK_LINUX_FUNC([inode_lock],
1126                                      [#include <linux/fs.h>],
1127                                      [inode_lock(NULL);])
1128
1129                  dnl Consequences - things which get set as a result of the
1130                  dnl                above tests
1131                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
1132                        [AC_DEFINE([AFS_NONFSTRANS], 1,
1133                                   [define to disable the nfs translator])])
1134
1135                  dnl Assorted more complex tests
1136                  LINUX_AIO_NONVECTOR
1137                  LINUX_EXPORTS_PROC_ROOT_FS
1138                  LINUX_KMEM_CACHE_INIT
1139                  LINUX_HAVE_KMEM_CACHE_T
1140                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
1141                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
1142                  LINUX_D_PATH_TAKES_STRUCT_PATH
1143                  LINUX_NEW_EXPORT_OPS
1144                  LINUX_INODE_SETATTR_RETURN_TYPE
1145                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
1146                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
1147                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
1148                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
1149                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
1150                  LINUX_DOP_D_DELETE_TAKES_CONST
1151                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
1152                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
1153                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
1154                  LINUX_FOP_F_FSYNC_TAKES_RANGE
1155                  LINUX_AOP_WRITEBACK_CONTROL
1156                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
1157                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
1158                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
1159                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
1160                  LINUX_KERNEL_SOCK_CREATE
1161                  LINUX_EXPORTS_KEY_TYPE_KEYRING
1162                  LINUX_NEED_RHCONFIG
1163                  LINUX_RECALC_SIGPENDING_ARG_TYPE
1164                  LINUX_EXPORTS_TASKLIST_LOCK
1165                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
1166                  LINUX_STATFS_TAKES_DENTRY
1167                  LINUX_REFRIGERATOR
1168                  LINUX_HAVE_TRY_TO_FREEZE
1169                  LINUX_LINUX_KEYRING_SUPPORT
1170                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
1171                  LINUX_KEY_ALLOC_NEEDS_CRED
1172                  LINUX_INIT_WORK_HAS_DATA
1173                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
1174                  LINUX_HAVE_DCACHE_LOCK
1175                  LINUX_D_COUNT_IS_INT
1176                  LINUX_IOP_MKDIR_TAKES_UMODE_T
1177                  LINUX_IOP_CREATE_TAKES_UMODE_T
1178                  LINUX_EXPORT_OP_ENCODE_FH_TAKES_INODES
1179                  LINUX_KMAP_ATOMIC_TAKES_NO_KM_TYPE
1180                  LINUX_DENTRY_OPEN_TAKES_PATH
1181                  LINUX_D_ALIAS_IS_HLIST
1182                  LINUX_HLIST_ITERATOR_NO_NODE
1183                  LINUX_IOP_I_CREATE_TAKES_BOOL
1184                  LINUX_DOP_D_REVALIDATE_TAKES_UNSIGNED
1185                  LINUX_IOP_LOOKUP_TAKES_UNSIGNED
1186                  LINUX_D_INVALIDATE_IS_VOID
1187
1188                  dnl If we are guaranteed that keyrings will work - that is
1189                  dnl  a) The kernel has keyrings enabled
1190                  dnl  b) The code is new enough to give us a key_type_keyring
1191                  dnl then we just disable syscall probing unless we've been
1192                  dnl told otherwise
1193
1194                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
1195                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
1196                           [enable_linux_syscall_probing="no"],
1197                           [enable_linux_syscall_probing="yes"])
1198                  ])
1199
1200                  dnl Syscall probing needs a few tests of its own, and just
1201                  dnl won't work if the kernel doesn't export init_mm
1202                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1203                    LINUX_EXPORTS_INIT_MM
1204                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
1205                      AC_MSG_ERROR(
1206                        [Can't do syscall probing without exported init_mm])
1207                    ])
1208                    LINUX_EXPORTS_SYS_CHDIR
1209                    LINUX_EXPORTS_SYS_OPEN
1210                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
1211                              [define to enable syscall table probes])
1212                  ])
1213
1214                  dnl Packaging and SMP build
1215                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
1216                    LINUX_WHICH_MODULES
1217                  else
1218                    AC_SUBST(MPS,'SP')
1219                  fi
1220
1221                  dnl Syscall probing
1222                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1223                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1224                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1225                    ])
1226                    ac_cv_linux_exports_sys_call_table=no
1227                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1228                      ac_cv_linux_exports_ia32_sys_call_table=yes
1229                    fi
1230                  else
1231                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1232                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1233                    LINUX_EXPORTS_SYS_CALL_TABLE
1234                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1235                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1236                          linux_syscall_method=none
1237                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1238                             linux_syscall_method=scan
1239                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1240                                linux_syscall_method=scan_with_kallsyms_address
1241                             fi
1242                          fi
1243                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1244                             linux_syscall_method=kallsyms_symbol
1245                          fi
1246                          if test "x$linux_syscall_method" = "xnone"; then
1247                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1248                             linux_syscall_method=scan
1249                          fi
1250                    fi
1251                  fi
1252                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1253                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1254                  fi
1255                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1256                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1257                  fi
1258                  if test "x$ac_cv_linux_func_page_get_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1259                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1260                  else
1261                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1262                  fi
1263                  if test "x$ac_cv_linux_func_page_get_link" != "xyes" -a "x$ac_cv_linux_struct_inode_operations_has_get_link" = "xyes"; then
1264                         AC_MSG_ERROR([Your kernel does not use follow_link - not supported without symlink cache API])
1265                         exit 1
1266                  fi
1267                 :
1268                 fi
1269                 if test "x$enable_linux_d_splice_alias_extra_iput" = xyes; then
1270                     AC_DEFINE(D_SPLICE_ALIAS_LEAK_ON_ERROR, 1, [for internal use])
1271                 fi
1272 dnl Linux-only, but just enable always.
1273                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1274 esac
1275
1276 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1277     [ac_cv_sync_fetch_and_add],
1278     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1279                     [ac_cv_sync_fetch_and_add=yes],
1280                     [ac_cv_sync_fetch_and_add=no])
1281 ])
1282 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1283       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1284                 [define if your C compiler has __sync_add_and_fetch])])
1285
1286 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1287     [ac_cv_sockaddr_len],
1288     [AC_TRY_COMPILE( [#include <sys/types.h>
1289 #include <sys/socket.h>],
1290                      [struct sockaddr *a; a->sa_len=0;],
1291                      [ac_cv_sockaddr_len=yes],
1292                      [ac_cv_sockaddr_len=no])
1293 ])
1294 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1295       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1296                  [define if you struct sockaddr sa_len])])
1297
1298 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1299         echo Skipping library tests because they confuse Irix.
1300 else
1301   AC_SEARCH_LIBS([socket], [socket inet])
1302   AC_SEARCH_LIBS([connect], [nsl])
1303   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1304
1305   dnl darwin wants it, aix hates it
1306   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1307   AC_TRY_COMPILE([
1308   #include <stdlib.h>
1309   #include <stdio.h>
1310   #include <sys/types.h>
1311   #include <sys/socket.h>
1312   #include <netinet/in.h>
1313   #include <arpa/inet.h>
1314   #include <arpa/nameser.h>
1315   #include <arpa/nameser_compat.h>
1316   #include <resolv.h>
1317   ], [static int i; i = 0;],
1318   [AC_MSG_RESULT(yes)
1319    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1320   [AC_MSG_RESULT(no)
1321    ])
1322
1323   openafs_save_libs="$LIBS"
1324   AC_MSG_CHECKING([for res_search])
1325   AC_FUNC_RES_SEARCH
1326
1327   if test "$ac_cv_func_res_search" = no; then
1328       for lib in dns nsl resolv; do
1329         if test "$ac_cv_func_res_search" != yes; then
1330           LIBS="-l$lib $LIBS"
1331           AC_FUNC_RES_SEARCH
1332           LIBS="$openafs_save_libs"
1333         fi
1334       done    
1335       if test "$ac_cv_func_res_search" = yes; then
1336         LIB_AFSDB="-l$lib"
1337         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1338         AC_MSG_RESULT([yes, in lib$lib])
1339       else
1340         AC_MSG_RESULT(no)
1341       fi
1342   else
1343     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1344     AC_MSG_RESULT(yes)
1345   fi
1346   
1347 fi
1348 XLIBS="$LIB_AFSDB $XLIBS"
1349
1350 AC_CHECK_RESOLV_RETRANS
1351
1352 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1353     [ac_cv_setsockopt_iprecverr],
1354     [AC_TRY_COMPILE( [
1355 #include <sys/types.h>
1356 #include <sys/socket.h>
1357 #include <netinet/in.h>],
1358 [int on=1;
1359 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1360         [ac_cv_setsockopt_iprecverr=yes],
1361         [ac_cv_setsockopt_iprecverr=no])])
1362
1363 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1364       [AC_DEFINE([HAVE_SETSOCKOPT_IP_RECVERR], [1],
1365                  [define if we can receive socket errors via IP_RECVERR])])
1366
1367 PTHREAD_LIBS=error
1368 if test "x$MKAFS_OSTYPE" = OBSD; then
1369         PTHREAD_LIBS="-pthread"
1370 fi
1371 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1372         PTHREAD_LIBS="-pthread"
1373 fi
1374 if test "x$PTHREAD_LIBS" = xerror; then
1375         AC_CHECK_LIB(pthread, pthread_attr_init,
1376                 PTHREAD_LIBS="-lpthread")
1377 fi
1378 if test "x$PTHREAD_LIBS" = xerror; then
1379         AC_CHECK_LIB(pthreads, pthread_attr_init,
1380                 PTHREAD_LIBS="-lpthreads")
1381 fi
1382 if test "x$PTHREAD_LIBS" = xerror; then
1383         AC_CHECK_LIB(c_r, pthread_attr_init,
1384                 PTHREAD_LIBS="-lc_r")
1385 fi
1386 if test "x$PTHREAD_LIBS" = xerror; then
1387         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1388 fi
1389 if test "x$PTHREAD_LIBS" = xerror; then
1390         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1391         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1392                 PTHREAD_LIBS="-lpthread")
1393 fi
1394 if test "x$PTHREAD_LIBS" = xerror; then
1395         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1396 fi
1397 AC_SUBST(PTHREAD_LIBS)
1398
1399 HOST_CPU="$host_cpu"
1400
1401 if test "x$with_bsd_kernel_headers" != "x"; then
1402         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1403 else
1404         BSD_KERNEL_PATH="/usr/src/sys"
1405 fi
1406
1407 if test "x$with_bsd_kernel_build" != "x"; then
1408         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1409 else
1410         case $AFS_SYSNAME in
1411                 *_fbsd_*)
1412                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1413                         ;;
1414                 *_nbsd*)
1415                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1416         esac
1417 fi
1418
1419 # Fast restart
1420 if test "$enable_supergroups" = "yes"; then
1421         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1422 fi
1423
1424 if test "$enable_bitmap_later" = "yes"; then
1425         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1426 fi
1427
1428 if test "$enable_unix_sockets" = "yes"; then
1429         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1430         USE_UNIX_SOCKETS="yes"
1431 else
1432         USE_UNIX_SOCKETS="no"
1433 fi
1434 AC_SUBST(USE_UNIX_SOCKETS)
1435
1436 if test "$enable_ubik_read_while_write" = "yes"; then
1437         AC_DEFINE(UBIK_READ_WHILE_WRITE, 1, [define if you want to enable ubik read while write])
1438 fi
1439
1440 if test "$enable_namei_fileserver" = "yes"; then
1441         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1442         VFSCK=""
1443 else
1444         if test "$enable_namei_fileserver" = "default"; then
1445                 case $host in
1446                         *-solaris2.10*)
1447                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1448                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1449                                 VFSCK=""
1450                                 ;;
1451                         *-solaris2.11*)
1452                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1453                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1454                                 VFSCK=""
1455                                 ;;
1456                         *)
1457                                 VFSCK="vfsck"
1458                                 ;;
1459                 esac
1460         else
1461                 VFSCK="vfsck"
1462         fi
1463 fi
1464
1465 dnl check for tivoli
1466 AC_MSG_CHECKING(for tivoli tsm butc support)
1467 XBSA_CFLAGS=""
1468 if test "$enable_tivoli_tsm" = "yes"; then
1469         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1470         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1471         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1472         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1473         XBSADIR5=/usr/tivoli/tsm/client/api/bin64/sample
1474         XBSADIR6=/opt/tivoli/tsm/client/api/bin64/sample
1475
1476         if test -r "$XBSADIR3/dsmapifp.h"; then
1477                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1478                 XBSA_XLIBS="-ldl"
1479                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1480         elif test -r "$XBSADIR4/dsmapifp.h"; then
1481                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1482                 XBSA_XLIBS="-ldl"
1483                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1484         elif test -r "$XBSADIR5/dsmapifp.h"; then
1485                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR5"
1486                 XBSA_XLIBS="-ldl"
1487                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1488         elif test -r "$XBSADIR6/dsmapifp.h"; then
1489                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR6"
1490                 XBSA_XLIBS="-ldl"
1491                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1492         elif test -r "$XBSADIR1/xbsa.h"; then
1493                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1494                 XBSA_XLIBS=""
1495                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1496         elif test -r "$XBSADIR2/xbsa.h"; then
1497                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1498                 XBSA_XLIBS=""
1499                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1500         else
1501                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1502         fi
1503 else
1504         AC_MSG_RESULT([no])
1505 fi
1506 AC_SUBST(XBSA_CFLAGS)
1507 AC_SUBST(XBSA_XLIBS) 
1508 XLIBS="$XBSA_XLIBS $XLIBS"
1509
1510 dnl checks for header files.
1511 AC_HEADER_STDC
1512 AC_HEADER_SYS_WAIT
1513 AC_HEADER_DIRENT
1514 AC_CHECK_HEADERS([ \
1515                    arpa/inet.h \
1516                    arpa/nameser.h \
1517                    curses.h\
1518                    direct.h \
1519                    errno.h \
1520                    fcntl.h \
1521                    grp.h \
1522                    math.h \
1523                    mntent.h \
1524                    ncurses.h \
1525                    ncurses/ncurses.h \
1526                    netdb.h \
1527                    netinet/in.h \
1528                    pthread_np.h \
1529                    pwd.h \
1530                    regex.h \
1531                    security/pam_appl.h \
1532                    signal.h \
1533                    stdint.h \
1534                    stdio_ext.h \
1535                    stdlib.h \
1536                    string.h \
1537                    strings.h \
1538                    sys/bitypes.h \
1539                    sys/bswap.h \
1540                    sys/dk.h \
1541                    sys/fcntl.h \
1542                    sys/file.h \
1543                    sys/fs_types.h \
1544                    sys/fstyp.h \
1545                    sys/ioctl.h \
1546                    sys/ipc.h \
1547                    sys/lockf.h \
1548                    sys/map.h \
1549                    sys/mount.h \
1550                    sys/mntent.h \
1551                    sys/mnttab.h \
1552                    sys/pag.h \
1553                    sys/param.h \
1554                    sys/resource.h \
1555                    sys/select.h \
1556                    sys/statfs.h \
1557                    sys/statvfs.h \
1558                    sys/socket.h \
1559                    sys/sysctl.h \
1560                    sys/time.h \
1561                    sys/types.h \
1562                    sys/uio.h \
1563                    sys/un.h \
1564                    sys/vfs.h \
1565                    syslog.h \
1566                    termios.h \
1567                    time.h \
1568                    ucontext.h \
1569                    unistd.h \
1570                    windows.h \
1571                 ])
1572
1573 AC_CHECK_HEADERS([resolv.h], [], [], [AC_INCLUDES_DEFAULT
1574 #ifdef HAVE_NETINET_IN_H
1575 # include <netinet/in.h>
1576 #endif])
1577
1578 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1579 #ifdef HAVE_SYS_SOCKET_H
1580 # include <sys/socket.h>
1581 #endif])
1582
1583 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1584 #ifdef HAVE_SYS_SOCKET_H
1585 # include <sys/socket.h>
1586 #endif
1587 #ifdef HAVE_NETINET_IN_H
1588 # include <netinet/in.h>
1589 #endif
1590 #ifdef HAVE_NET_IF_H
1591 # include <net/if.h>
1592 #endif])
1593
1594 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1595 #ifdef HAVE_SECURITY_PAM_APPL_H
1596 # include <security/pam_appl.h>
1597 #endif])
1598
1599 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1600
1601 AC_CHECK_TYPES([fsblkcnt_t],,,[
1602 #include <sys/types.h>
1603 #ifdef HAVE_SYS_BITYPES_H
1604 #include <sys/bitypes.h>
1605 #endif
1606 #ifdef HAVE_SYS_STATFS_H
1607 #include <sys/statfs.h>
1608 #endif
1609 #ifdef HAVE_SYS_STATVFS_H
1610 #include <sys/statvfs.h>
1611 #endif
1612 ])
1613
1614 dnl see what struct stat has for timestamps
1615 AC_CHECK_MEMBERS([struct stat.st_ctimespec, struct stat.st_ctimensec])
1616
1617 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1618
1619 if test "$enable_debug_locks" = yes; then
1620         AC_DEFINE(OPR_DEBUG_LOCKS, 1, [turn on lock debugging in opr])
1621 fi
1622
1623 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1624         HAVE_PAM="yes"
1625 else
1626         HAVE_PAM="no"
1627 fi
1628 AC_SUBST(HAVE_PAM)
1629
1630 if test "$enable_login" = yes; then
1631         BUILD_LOGIN="yes"
1632 else
1633         BUILD_LOGIN="no"
1634 fi
1635 AC_SUBST(BUILD_LOGIN)
1636
1637 if test "$enable_kauth" = yes; then
1638         INSTALL_KAUTH="yes"
1639 else
1640         INSTALL_KAUTH="no"
1641 fi
1642 AC_SUBST(INSTALL_KAUTH)
1643
1644 AC_CHECK_FUNCS([ \
1645         arc4random \
1646         closelog \
1647         fcntl \
1648         fseeko64 \
1649         ftello64 \
1650         getcwd \
1651         getegid \
1652         geteuid \
1653         getgid \
1654         getuid \
1655         getrlimit \
1656         issetugid \
1657         mkstemp \
1658         openlog \
1659         poll \
1660         pread \
1661         preadv \
1662         preadv64 \
1663         pwrite \
1664         pwritev \
1665         pwritev64 \
1666         regcomp \
1667         regerror \
1668         regexec \
1669         setitimer \
1670         setvbuf \
1671         sigaction \
1672         strcasestr \
1673         strerror \
1674         sysconf \
1675         sysctl \
1676         syslog \
1677         tdestroy \
1678         timegm \
1679 ])
1680
1681 OPENAFS_ROKEN()
1682 OPENAFS_HCRYPTO()
1683 OPENAFS_CURSES()
1684 OPENAFS_C_ATTRIBUTE()
1685 OPENAFS_C_PRAGMA()
1686
1687 dnl Functions that Heimdal's libroken provides, but that we
1688 dnl haven't found a need for yet, and so haven't imported
1689 AC_CHECK_FUNCS([ \
1690         chown \
1691         fchown \
1692         gethostname \
1693         lstat \
1694         inet_aton \
1695         putenv \
1696         readv \
1697         setenv \
1698         strdup \
1699         strftime \
1700         strndup \
1701         strsep \
1702         unsetenv \
1703 ])
1704
1705 dnl Functions that are in objects that we always build from libroken
1706 AC_CHECK_FUNCS([ \
1707         asprintf \
1708         asnprintf \
1709         vasprintf \
1710         vasnprintf \
1711         vsnprintf \
1712         snprintf \
1713 ])
1714
1715 dnl Functions that we're going to try and get from libroken
1716 AC_REPLACE_FUNCS([ \
1717         daemon \
1718         ecalloc \
1719         emalloc \
1720         erealloc \
1721         err \
1722         errx \
1723         flock \
1724         freeaddrinfo \
1725         gai_strerror \
1726         getaddrinfo \
1727         getdtablesize \
1728         getnameinfo \
1729         getopt \
1730         getprogname \
1731         gettimeofday \
1732         inet_ntop \
1733         inet_pton \
1734         localtime_r \
1735         mkstemp \
1736         setenv \
1737         setprogname \
1738         strcasecmp \
1739         strlcat \
1740         strnlen \
1741         strlcpy \
1742         strsep \
1743         tdelete \
1744         tfind \
1745         tsearch \
1746         twalk \
1747         unsetenv \
1748         verr \
1749         verrx \
1750         vsyslog \
1751         vwarn \
1752         vwarnx \
1753         warn \
1754         warnx \
1755 ])
1756
1757 dnl Headers that we're going to try and get from libroken
1758 AC_CHECK_HEADERS([ \
1759         err.h \
1760         search.h \
1761 ])
1762
1763 AC_CHECK_DECLS([h_errno], [], [], [
1764 #include <sys/types.h>
1765 #ifdef HAVE_NETDB_H
1766 #include <netdb.h>
1767 #endif
1768 ])
1769
1770 AC_HEADER_TIME
1771
1772 ROKEN_HEADERS=
1773 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1774       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1775       [])
1776 AC_SUBST(ROKEN_HEADERS)
1777
1778 dnl Stuff that's harder ...
1779 AC_MSG_CHECKING([for bswap16])
1780 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1781 #ifdef HAVE_SYS_TYPES_H
1782 #include <sys/types.h>
1783 #endif
1784 #ifdef HAVE_SYS_BSWAP_H
1785 #include <sys/bswap.h>
1786 #endif
1787 ],
1788 [short a, b; b = bswap16(a); ])],
1789 [AC_MSG_RESULT(yes)
1790  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1791 ],
1792 [AC_MSG_RESULT(no)])
1793
1794 AC_MSG_CHECKING([for bswap32])
1795 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1796 #include <sys/types.h>
1797 #endif
1798 #ifdef HAVE_SYS_BSWAP_H
1799 #include <sys/bswap.h>
1800 #endif
1801 ],
1802 [int a, b; b = bswap32(a); ])],
1803 [AC_MSG_RESULT(yes)
1804  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1805 ],
1806 [AC_MSG_RESULT(no)])
1807
1808 case $AFS_SYSNAME in
1809 *hp_ux* | *hpux*)
1810    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1811    ;;
1812 *)
1813    AC_MSG_CHECKING([for positional I/O])
1814    if test "$ac_cv_func_pread" = "yes" && \
1815            test "$ac_cv_func_pwrite" = "yes"; then
1816       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1817       AC_MSG_RESULT(yes)
1818    else
1819      AC_MSG_RESULT(no)
1820    fi
1821    AC_MSG_CHECKING([for vectored positional I/O])
1822    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1823                "$ac_cv_func_pwritev" = "yes" -a \
1824                "$ac_cv_func_preadv64" = "yes" -a \
1825                "$ac_cv_func_pwritev64" = "yes"],
1826          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1827           AC_MSG_RESULT(yes)],
1828          [AC_MSG_RESULT(no)])
1829    ;;
1830 esac
1831
1832 AC_MSG_CHECKING([for POSIX regex library])
1833 if test "$ac_cv_header_regex_h" = "yes" && \
1834         test "$ac_cv_func_regcomp" = "yes" && \
1835         test "$ac_cv_func_regexec" = "yes" && \
1836         test "$ac_cv_func_regerror" = "yes"; then
1837     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1838     AC_MSG_RESULT(yes)
1839 else
1840     AC_MSG_RESULT(no)
1841 fi
1842
1843 dnl Look for "non-portable" pthreads functions.
1844 save_LIBS="$LIBS"
1845 LIBS="$LIBS $PTHREAD_LIBS"
1846 AC_CHECK_FUNCS([ \
1847         pthread_set_name_np \
1848         pthread_setname_np \
1849 ])
1850
1851 dnl Sadly, there are three different versions of pthread_setname_np.
1852 dnl Try to cater for all of them.
1853 if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
1854     AC_MSG_CHECKING([for signature of pthread_setname_np])
1855     AC_TRY_COMPILE([
1856 #include <pthread.h>
1857 #ifdef HAVE_PTHREAD_NP_H
1858 #include <pthread_np.h>
1859 #endif
1860 ], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
1861         AC_MSG_RESULT([three arguments])
1862         pthread_setname_np_args=3], [
1863         AC_TRY_COMPILE([
1864 #include <pthread.h>
1865 #ifdef HAVE_PTHREAD_NP_H
1866 #include <pthread_np.h>
1867 #endif
1868 ], [pthread_setname_np(pthread_self(), "test")], [
1869             AC_MSG_RESULT([two arguments])
1870             pthread_setname_np_args=2], [
1871             AC_TRY_COMPILE([
1872 #include <pthread.h>
1873 #ifdef HAVE_PTHREAD_NP_H
1874 #include <pthread_np.h>
1875 #endif
1876 ], [pthread_setname_np("test")], [
1877                 AC_MSG_RESULT([one argument])
1878                 pthread_setname_np_args=1], [pthread_setname_np_args=0])
1879 ])
1880 ])
1881 AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
1882 fi
1883 LIBS="$save_LIBS"
1884
1885 openafs_cv_saved_CFLAGS="$CFLAGS"
1886 CFLAGS="$CFLAGS $XCFLAGS_NOCHECKING"
1887
1888 AC_TYPE_SIGNAL
1889 OPENAFS_RETSIGTYPE
1890 AC_CHECK_SIZEOF(void *)
1891 AC_CHECK_SIZEOF(unsigned long long)
1892 AC_CHECK_SIZEOF(unsigned long)
1893 AC_CHECK_SIZEOF(unsigned int)
1894 AC_TYPE_INTPTR_T
1895 AC_TYPE_UINTPTR_T
1896 AC_TYPE_SSIZE_T
1897 AC_CHECK_TYPE([sig_atomic_t],[],
1898     [AC_DEFINE([sig_atomic_t], [int],
1899         [Define to int if <signal.h> does not define.])],
1900 [#include <sys/types.h>
1901 #include <signal.h>])
1902 AC_CHECK_TYPE([socklen_t],[],
1903     [AC_DEFINE([socklen_t], [int],
1904         [Define to int if <sys/socket.h> does not define.])],
1905 [#include <sys/types.h>
1906 #include <sys/socket.h>])
1907 AC_CHECK_TYPES(off64_t)
1908 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1909 AC_CHECK_TYPES([struct winsize], [], [], [
1910 #ifdef HAVE_TERMIOS_H
1911 # include <termios.h>
1912 #else
1913 # include <sys/termios.h>
1914 #endif
1915 #include <sys/ioctl.h>])
1916 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1917                 struct sockaddr_storage],
1918                [], [], [
1919 #include <sys/types.h>
1920 #include <sys/socket.h>
1921 ])
1922 AC_CHECK_TYPES([sa_family_t], [], [], [
1923 #include <sys/types.h>
1924 #include <sys/socket.h>
1925 ])
1926 AC_CHECK_TYPES([struct addrinfo], [], [], [
1927 #include <sys/types.h>
1928 #ifdef HAVE_NETDB_H
1929 #include <netdb.h>
1930 #endif
1931 ])
1932 AC_CHECK_TYPES([long long], [], [], [])
1933
1934 AC_SIZEOF_TYPE(long)
1935
1936 CFLAGS="$openafs_cv_saved_CFLAGS"
1937
1938 RRA_HEADER_PAM_CONST
1939
1940
1941 dnl Directory PATH handling
1942 if test "x$enable_transarc_paths" = "xyes"  ; then 
1943     afsconfdir=${afsconfdir=/usr/afs/etc}
1944     viceetcdir=${viceetcdir=/usr/vice/etc}
1945     afskerneldir=${afskerneldir=${viceetcdir}}
1946     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1947     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1948     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1949     afsdbdir=${afsdbdir=/usr/afs/db}
1950     afslogsdir=${afslogsdir=/usr/afs/logs}
1951     afslocaldir=${afslocaldir=/usr/afs/local}
1952     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1953     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1954     afsdatadir=${afsdatadir=/usr/vice/etc}
1955 else 
1956     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1957     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1958     afskerneldir=${afskerneldir='${libdir}/openafs'}
1959     afssrvbindir=${afssrvbindir='${bindir}'}
1960     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1961     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1962     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1963     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1964     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1965     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1966     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1967     afsdatadir=${afsdatadir='${datadir}/openafs'}
1968 fi
1969 AC_SUBST(afsconfdir)
1970 AC_SUBST(viceetcdir)
1971 AC_SUBST(afskerneldir)
1972 AC_SUBST(afssrvbindir)
1973 AC_SUBST(afssrvsbindir)
1974 AC_SUBST(afssrvlibexecdir)
1975 AC_SUBST(afsdbdir)
1976 AC_SUBST(afslogsdir)
1977 AC_SUBST(afslocaldir)
1978 AC_SUBST(afsbackupdir)
1979 AC_SUBST(afsbosconfigdir)
1980 AC_SUBST(afsdatadir)
1981
1982 if test "x$enable_kernel_module" = "xyes"; then
1983 ENABLE_KERNEL_MODULE=libafs
1984 fi
1985
1986 if test "x$enable_pthreaded_ubik" = "xyes"; then
1987 ENABLE_PTHREADED_UBIK=yes
1988 fi
1989
1990 AC_SUBST(VFSCK)
1991 AC_SUBST(AFS_SYSNAME)
1992 AC_SUBST(AFS_PARAM_COMMON)
1993 AC_SUBST(ENABLE_KERNEL_MODULE)
1994 AC_SUBST(ENABLE_PTHREADED_UBIK)
1995 AC_SUBST(LIB_AFSDB)
1996 AC_SUBST(LINUX_KERNEL_PATH)
1997 AC_SUBST(LINUX_KERNEL_BUILD)
1998 AC_SUBST(HOST_CPU)
1999 AC_SUBST(BSD_KERNEL_PATH)
2000 AC_SUBST(BSD_KERNEL_BUILD)
2001 AC_SUBST(LINUX_VERSION)
2002 AC_SUBST(MKAFS_OSTYPE)
2003 AC_SUBST(TOP_OBJDIR)
2004 AC_SUBST(TOP_SRCDIR)
2005 AC_SUBST(TOP_INCDIR)
2006 AC_SUBST(TOP_LIBDIR)
2007 AC_SUBST(DEST)
2008 AC_SUBST(DARWIN_INFOFILE)
2009 AC_SUBST(IRIX_BUILD_IP35)
2010 AC_SUBST(HTML_XSL)
2011 AC_SUBST(XSLTPROC)
2012 AC_SUBST(DOCBOOK2PDF)
2013 AC_SUBST(DOCBOOK_STYLESHEETS)
2014
2015 OPENAFS_FUSE
2016 OPENAFS_SWIG
2017
2018 TOP_SRCDIR="${srcdir}/src"
2019 dnl
2020 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
2021 dnl
2022 case $TOP_SRCDIR in
2023         /*)
2024                 ;;
2025         *)
2026                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
2027                 ;;
2028 esac
2029
2030 TOP_OBJDIR="${SRCDIR_PARENT}"
2031 TOP_INCDIR="${SRCDIR_PARENT}/include"
2032 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
2033 if test "${DEST}x" = "x"; then
2034         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
2035 fi
2036
2037 if test "x$with_crosstools_dir" != "x"; then
2038         if test -f "$with_crosstools_dir/rxgen" -a -f "$with_crosstools_dir/compile_et" -a -f "$with_crosstools_dir/config"; then
2039                 COMPILE_ET_PATH=$with_crosstools_dir/compile_et
2040                 CONFIGTOOL_PATH=$with_crosstools_dir/config
2041                 RXGEN_PATH=$with_crosstools_dir/rxgen
2042         else
2043                 AC_MSG_ERROR(Tools not found in $with_crosstools_dir)
2044                 exit 1
2045         fi
2046 else
2047         COMPILE_ET_PATH="${SRCDIR_PARENT}/src/comerr/compile_et"
2048         CONFIGTOOL_PATH="${SRCDIR_PARENT}/src/config/config"
2049         RXGEN_PATH="${SRCDIR_PARENT}/src/rxgen/rxgen"
2050 fi
2051 AC_SUBST(COMPILE_ET_PATH)
2052 AC_SUBST(CONFIGTOOL_PATH)
2053 AC_SUBST(RXGEN_PATH)
2054
2055 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
2056 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
2057 AC_SUBST(HELPER_SPLINT)
2058 AC_SUBST(HELPER_SPLINTCFG)
2059
2060 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
2061
2062 dnl Check to see if crypt lives in a different library
2063 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
2064 AC_SUBST(LIB_crypt)
2065
2066 dnl Check to see if the compiler support labels in structs
2067 AC_MSG_CHECKING(for label support in structs)
2068 AC_TRY_COMPILE([], [
2069 extern void osi_UFSOpen(void);
2070 struct labeltest {
2071    void (*open) (void);
2072 };
2073 struct labeltest struct_labeltest = {
2074    .open       = osi_UFSOpen,
2075 }
2076 ],
2077 [AC_MSG_RESULT(yes)
2078  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
2079 ],
2080 [AC_MSG_RESULT(no)
2081 ])
2082
2083 AC_MSG_CHECKING([checking for dirfd])
2084 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
2085 #ifdef HAVE_DIRENT_H
2086 #include <dirent.h>
2087 #endif
2088 ]],
2089         [[DIR *d = 0; dirfd(d);]])],
2090         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
2091 if test "$ac_rk_have_dirfd" = "yes" ; then
2092         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
2093 fi
2094 AC_MSG_RESULT($ac_rk_have_dirfd)
2095
2096 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
2097 #ifdef HAVE_DIRENT_H
2098 #include <dirent.h>
2099 #endif])
2100
2101 OPENAFS_HAVE_STRUCT_FIELD(struct rusage, ru_idrss,
2102 [#ifdef HAVE_SYS_RESOURCE_H
2103 #include <sys/resource.h>
2104 #endif])
2105
2106 dnl Check for UUID library
2107 AC_CHECK_HEADERS([uuid/uuid.h])
2108 AC_CHECK_LIB(uuid, uuid_generate, LIBS_uuid="-luuid")
2109 AC_CHECK_FUNCS([uuid_generate])
2110 ])
2111
2112