Linux 4.5: no highmem in symlink ops
[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
115 dnl Kernel module build options.
116 AC_ARG_WITH([linux-kernel-headers],
117     [AS_HELP_STRING([--with-linux-kernel-headers=path],
118         [use the kernel headers found at path (optional, defaults to
119          /lib/modules/`uname -r`/build, then /lib/modules/`uname -r`/source,
120          then /usr/src/linux-2.4, and lastly /usr/src/linux)])
121 ])
122 AC_ARG_WITH([linux-kernel-build],
123     [AS_HELP_STRING([--with-linux-kernel-build=path],
124         [use the kernel build found at path(optional, defaults to
125         kernel headers path)]
126 )])
127 AC_ARG_WITH([bsd-kernel-headers],
128     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
129         [use the kernel headers found at path (optional, defaults to
130          /usr/src/sys)])
131 ])
132 AC_ARG_WITH([bsd-kernel-build],
133     [AS_HELP_STRING([--with-bsd-kernel-build=path],
134         [use the kernel build found at path (optional, defaults to
135          KSRC/i386/compile/GENERIC)])
136 ])
137 AC_ARG_WITH([linux-kernel-packaging],
138     [AS_HELP_STRING([--with-linux-kernel-packaging],
139         [use standard naming conventions to aid Linux kernel build packaging
140          (disables MPS, sets the kernel module name to openafs.ko, and
141          installs kernel modules into the standard Linux location)])],
142     [AC_SUBST([LINUX_KERNEL_PACKAGING], [yes])
143      AC_SUBST([LINUX_LIBAFS_NAME], [openafs])],
144     [AC_SUBST([LINUX_LIBAFS_NAME], [libafs])
145 ])
146 AC_ARG_ENABLE([kernel-module],
147     [AS_HELP_STRING([--disable-kernel-module],
148         [disable compilation of the kernel module (defaults to enabled)])],
149     [],
150     [enable_kernel_module="yes"])
151 AC_ARG_ENABLE([redhat-buildsys],
152     [AS_HELP_STRING([--enable-redhat-buildsys],
153         [enable compilation of the redhat build system kernel (defaults to
154          disabled)])],
155     [],
156     [enable_redhat_buildsys="no"])
157
158 dnl Installation locations.
159 AC_ARG_ENABLE([transarc-paths],
160     [AS_HELP_STRING([--enable-transarc-paths],
161         [use Transarc style paths like /usr/afs and /usr/vice])],
162     [],
163     [enable_transarc_paths="no"])
164
165 dnl Deprecated crypto
166 AC_ARG_ENABLE([kauth],
167     [AS_HELP_STRING([--enable-kauth],
168         [install the deprecated kauth server, pam modules, and utilities
169          (defaults to disabled)])],
170     [enable_pam="yes"],
171     [enable_kauth="no"
172      enable_pam="no"])
173
174 dnl Optimization and debugging flags.
175 AC_ARG_ENABLE([strip-binaries],
176     [AS_HELP_STRING([--disable-strip-binaries],
177         [disable stripping of symbol information from binaries (defaults to
178          enabled)])],
179     [],
180     [enable_strip_binaries="maybe"])
181 AC_ARG_ENABLE([debug],
182     [AS_HELP_STRING([--enable-debug],
183         [enable compilation of the user space code with debugging information
184          (defaults to disabled)])],
185     [],
186     [enable_debug="no"])
187 AC_ARG_ENABLE([optimize],
188     [AS_HELP_STRING([--disable-optimize],
189         [disable optimization for compilation of the user space code (defaults
190          to enabled)])],
191     [],
192     [enable_optimize="yes"])
193 AC_ARG_ENABLE([warnings],
194     [AS_HELP_STRING([--enable-warnings],
195         [enable compilation warnings when building with gcc (defaults to
196          disabled)])],
197     [],
198     [enable_warnings="no"])
199 AC_ARG_ENABLE([checking],
200     [AS_HELP_STRING([--enable-checking],
201         [turn compilation warnings into errors when building with gcc (defaults
202          to disabled)])],
203     [enable_checking="$enableval"],
204     [enable_checking="no"])
205 AC_ARG_ENABLE([debug-locks],
206     [AS_HELP_STRING([--enable-debug-locks],
207         [turn on lock debugging assertions (defaults to disabled)])],
208     [enable_debug_locks="$enableval"],
209     [enable_debug_locks="no"])
210 AC_ARG_ENABLE([debug-kernel],
211     [AS_HELP_STRING([--enable-debug-kernel],
212         [enable compilation of the kernel module with debugging information
213          (defaults to disabled)])],
214     [],
215     [enable_debug_kernel="no"])
216 AC_ARG_ENABLE([optimize-kernel],
217     [AS_HELP_STRING([--disable-optimize-kernel],
218         [disable compilation of the kernel module with optimization (defaults
219          based on platform)])],
220     [],
221     [enable_optimize_kernel=""])
222 AC_ARG_ENABLE([debug-lwp],
223     [AS_HELP_STRING([--enable-debug-lwp],
224         [enable compilation of the LWP code with debugging information
225          (defaults to disabled)])],
226     [],
227     [enable_debug_lwp="no"])
228 AC_ARG_ENABLE([optimize-lwp],
229     [AS_HELP_STRING([--disable-optimize-lwp],
230         [disable optimization for compilation of the LWP code (defaults to
231          enabled)])],
232     [],
233     [enable_optimize_lwp="yes"])
234 AC_ARG_ENABLE([debug-pam],
235     [AS_HELP_STRING([--enable-debug-pam],
236         [enable compilation of the PAM code with debugging information
237          (defaults to disabled)])],
238     [],
239     [enable_debug_pam="no"])
240 AC_ARG_ENABLE([optimize-pam],
241     [AS_HELP_STRING([--disable-optimize-pam],
242         [disable optimization for compilation of the PAM code (defaults to
243          enabled)])],
244     [],
245     [enable_optimize_pam="yes"])
246 AC_ARG_ENABLE([linux-syscall-probing],
247     [AS_HELP_STRING([--enable-linux-syscall-probing],
248         [enable Linux syscall probing (defaults to autodetect)])],
249     [],
250     [enable_linux_syscall_probing="maybe"])
251 AC_ARG_ENABLE([linux-d_splice_alias-extra-iput],
252     [AS_HELP_STRING([--enable-linux-d_splice_alias-extra-iput],
253         [Linux kernels in the 3.17 series prior to 3.17.3 had a bug
254          wherein error returns from the d_splice_alias() function were
255          leaking a reference on the inode.  The bug was fixed for the
256          3.17.3 kernel, and the possibility of an error return was only
257          introduced in kernel 3.17, so only the narrow range of kernels
258          is affected.  Enable this option for builds on systems with
259          kernels affected by this bug, to manually release the reference
260          on error returns and correct the reference counting.
261          Linux commit 51486b900ee92856b977eacfc5bfbe6565028070 (or
262          equivalent) is the fix for the upstream bug, so if such a commit
263          is present, leave this option disabled.  We apologize
264          that you are required to know this about your running kernel,
265          but luckily only a narrow range of versions is affected.])],
266     [],
267     [enable_linux_d_splice_alias_extra_iput="no"])
268 AC_ARG_WITH([crosstools-dir],
269     [AS_HELP_STRING([--with-crosstools-dir=path],
270         [use path for native versions of rxgen, compile_et and config])
271 ])
272
273 AC_ARG_WITH([xslt-processor],
274         AS_HELP_STRING([--with-xslt-processor=ARG],
275         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
276         [XSLTPROC="$withval"],
277         [AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo])])
278
279 AC_ARG_WITH([html-xsl],
280         AS_HELP_STRING([--with-html-xsl],
281         [build HTML documentation using this stylesheet (default is html/chunk.dsl; specify either html/chunk.xsl or html/docbook.xsl)]),
282         [HTML_XSL="$withval"],
283         [HTML_XSL="html/chunk.xsl"])
284
285 AC_ARG_WITH([docbook2pdf],
286         AS_HELP_STRING([--with-docbook2pdf=ARG],
287         [which Docbook to PDF utility to use (possible choices are: fop, dblatex, docbook2pdf)]),
288         [DOCBOOK2PDF="$withval"],
289         [AC_CHECK_PROGS([DOCBOOK2PDF], [fop dblatex docbook2pdf], [echo])])
290
291 AC_ARG_WITH([docbook-stylesheets],
292         AS_HELP_STRING([--with-docbook-stylesheets=ARG],
293         [location of DocBook stylesheets (default is to search a set of likely paths)]),
294         [DOCBOOK_STYLESHEETS="$withval"],
295         [OPENAFS_SEARCH_DIRLIST([DOCBOOK_STYLESHEETS],
296                 [/usr/share/xml/docbook/stylesheet/nwalsh/current \
297                  /usr/share/xml/docbook/stylesheet/nwalsh \
298                  /usr/share/xml/docbook/xsl-stylesheets \
299                  /usr/share/sgml/docbook/docbook-xsl-stylesheets \
300                  /usr/share/sgml/docbook/xsl-stylesheets \
301                  /usr/share/docbook-xsl \
302                  /usr/share/sgml/docbkxsl \
303                  /usr/local/share/xsl/docbook \
304                  /sw/share/xml/xsl/docbook-xsl \
305                  /opt/local/share/xsl/docbook-xsl],
306                 [$HTML_XSL])
307            AS_IF([test "x$DOCBOOK_STYLESHEETS" = "x"],
308                 [AC_WARN([Docbook stylesheets not found; some documentation can't be built])
309            ])
310         ])
311
312 AC_ARG_WITH([dot],
313         AS_HELP_STRING([--with-dot@<:@=PATH@:>@],
314         [use graphviz dot to generate dependency graphs with doxygen (defaults to autodetect)]),
315         [], [with_dot="maybe"])
316
317 enable_login="no"
318
319 dnl Check whether kindlegen exists.  If not, we'll suppress that part of the
320 dnl documentation build.
321 AC_CHECK_PROGS([KINDLEGEN], [kindlegen])
322 AC_CHECK_PROGS([DOXYGEN], [doxygen])
323
324 dnl Optionally generate graphs with doxygen.
325 case "$with_dot" in
326 maybe)
327     AC_CHECK_PROGS([DOT], [dot])
328     AS_IF([test "x$DOT" = "x"], [HAVE_DOT="no"], [HAVE_DOT="yes"])
329     ;;
330 yes)
331     HAVE_DOT="yes"
332     ;;
333 no)
334     HAVE_DOT="no"
335     ;;
336 *)
337     HAVE_DOT="yes"
338     DOT_PATH=$with_dot
339 esac
340 AC_SUBST(HAVE_DOT)
341 AC_SUBST(DOT_PATH)
342
343 dnl Checks for UNIX variants.
344 AC_ISC_POSIX
345
346 dnl Various compiler setup.
347 AC_TYPE_PID_T
348 AC_TYPE_SIZE_T
349
350 dnl Checks for programs.
351 AC_PROG_INSTALL
352 AC_PROG_LN_S
353 AC_PROG_RANLIB
354 AC_PROG_YACC
355 AM_PROG_LEX
356 dnl if we are flex, be lex-compatible
357 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
358
359 OPENAFS_FORCE_ABS_INSTALL
360 OPENAFS_CHECK_BIGENDIAN
361 OPENAFS_PRINTF_TAKES_Z_LEN
362
363 AC_MSG_CHECKING(your OS)
364 system=$host
365 case $system in
366         *-linux*)
367
368                 MKAFS_OSTYPE=LINUX
369                 if test "x$enable_redhat_buildsys" = "xyes"; then
370                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
371                 fi
372                 if test "x$enable_kernel_module" = "xyes"; then
373                  if test "x$with_linux_kernel_headers" != "x"; then
374                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
375                  else
376                    for utsdir in "/lib/modules/`uname -r`/build" \
377                                  "/lib/modules/`uname -r`/source" \
378                                  "/usr/src/linux-2.4" \
379                                  "/usr/src/linux"; do
380                      LINUX_KERNEL_PATH="$utsdir"
381                      for utsfile in "include/generated/utsrelease.h" \
382                                     "include/linux/utsrelease.h" \
383                                     "include/linux/version.h" \
384                                     "include/linux/version-up.h"; do
385                        if grep "UTS_RELEASE" "$utsdir/$utsfile" >/dev/null 2>&1; then
386                          break 2
387                        fi
388                      done
389                    done
390                  fi
391                  if test "x$with_linux_kernel_build" != "x"; then
392                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
393                  else
394                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
395                  fi
396                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
397                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
398                    LINUX_VERSION="$linux_kvers"
399                  else
400                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
401                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
402                      LINUX_VERSION="$linux_kvers"
403                    else
404                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
405                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
406                        if test "x$linux_kvers" = "x"; then
407                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
408                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
409                            if test "x$linux_kvers" = "x"; then
410                              AC_MSG_ERROR(Linux headers lack version definition [2])
411                              exit 1
412                            else
413                              LINUX_VERSION="$linux_kvers"
414                            fi
415                          else
416                            AC_MSG_ERROR(Linux headers lack version definition)
417                            exit 1
418                          fi
419                        else
420                          LINUX_VERSION="$linux_kvers"
421                        fi
422                      else
423                        enable_kernel_module="no"
424                      fi
425                    fi
426                  fi
427                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
428                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
429                      enable_kernel_module="no"
430                  fi
431                  if test "x$enable_kernel_module" = "xno"; then
432                   if test "x$with_linux_kernel_headers" != "x"; then
433                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
434                    exit 1
435                   else
436                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
437                   fi
438                  fi
439                  dnl do we need to determine SUBARCH from autoconf.h
440                  SUBARCH=default
441                 fi
442                 AC_MSG_RESULT(linux)
443                 GUESS_LINUX_VERSION=
444                 if test "x$enable_kernel_module" = "xyes"; then
445                  GUESS_LINUX_VERSION=${LINUX_VERSION}
446                 else
447                  GUESS_LINUX_VERSION=`uname -r`
448                 fi
449                 case "$GUESS_LINUX_VERSION" in
450                   2.2.*) AFS_SYSKVERS=22 ;;
451                   2.4.*) AFS_SYSKVERS=24 ;;
452                   [2.6.* | [3-9]* | [1-2][0-9]*]) AFS_SYSKVERS=26 ;;
453                   *) AC_MSG_ERROR(Couldn't guess your Linux version [2]) ;;
454                 esac
455                 ;;
456         *-solaris*)
457                 MKAFS_OSTYPE=SOLARIS
458                 AC_MSG_RESULT(sun4)
459                 AC_PATH_PROG(SOLARISCC, [cc], ,
460                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin:/opt/solarisstudio12.3/bin:/opt/solstudio12.2/bin:/opt/sunstudio12.1/bin])
461                 if test "x$SOLARISCC" = "x" ; then
462                     AC_MSG_FAILURE(Could not find the solaris cc program.  Please define the environment variable SOLARISCC to specify the path.)
463                 fi
464                 SOLARIS_UFSVFS_HAS_DQRWLOCK
465                 SOLARIS_FS_HAS_FS_ROLLED
466                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
467                 SOLARIS_HAVE_VN_RENAMEPATH
468                 ;;
469         *-sunos*)
470                 MKAFS_OSTYPE=SUNOS
471                 enable_kernel_module=no
472                 AC_MSG_RESULT(sun4)
473                 ;;
474         *-hpux*)
475                 MKAFS_OSTYPE=HPUX
476                 AC_MSG_RESULT(hp_ux)
477                 if test -f "/usr/old/usr/include/ndir.h"; then
478                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
479                 fi
480                 ;;
481         *-irix*)
482                 if test -d /usr/include/sys/SN/SN1; then
483                  IRIX_BUILD_IP35="IP35"
484                 fi
485                 MKAFS_OSTYPE=IRIX
486                 AC_MSG_RESULT(sgi)
487                 ;;
488         *-aix*)
489                 MKAFS_OSTYPE=AIX
490                 AC_MSG_RESULT(rs_aix)
491                 ;;
492         arm-*-darwin*)
493                 MKAFS_OSTYPE=DARWIN
494                 AC_MSG_RESULT(arm_darwin)
495                 ;;
496         powerpc-*-darwin*)
497                 MKAFS_OSTYPE=DARWIN
498                 AC_MSG_RESULT(ppc_darwin)
499                 ;;
500         i386-*-darwin*)
501                 MKAFS_OSTYPE=DARWIN
502                 AC_MSG_RESULT(x86_darwin)
503                 ;;
504         x86_64-*-darwin*)
505                 MKAFS_OSTYPE=DARWIN
506                 AC_MSG_RESULT(x86_darwin)
507                 ;;
508         i386-*-freebsd*)
509                 MKAFS_OSTYPE=FBSD
510                 AC_MSG_RESULT(i386_fbsd)
511                 ;;
512         x86_64-*-freebsd*)
513                 MKAFS_OSTYPE=FBSD
514                 AC_MSG_RESULT(amd64_fbsd)
515                 ;;
516         *-netbsd*)
517                 MKAFS_OSTYPE=NBSD
518                 AC_MSG_RESULT(nbsd)
519                 ;;
520         x86_64-*-openbsd*)
521                 MKAFS_OSTYPE=OBSD
522                 AC_MSG_RESULT(amd64_obsd)
523                 ;;
524         i386-*-openbsd*)
525                 MKAFS_OSTYPE=OBSD
526                 AC_MSG_RESULT(i386_obsd)
527                 ;;
528         *-dragonfly*)
529                 MKAFS_OSTYPE=DFBSD
530                 AC_MSG_RESULT(i386_dfbsd)
531                 ;;
532         *)
533                 AC_MSG_RESULT($system)
534                 ;;
535 esac
536
537 if test "x$with_afs_sysname" != "x"; then
538         AFS_SYSNAME="$with_afs_sysname"
539 else
540         AC_MSG_CHECKING(your AFS sysname)
541         case $host in
542                 i?86-*-openbsd?.?)
543                         v=${host#*openbsd}
544                         vM=${v%.*}
545                         vm=${v#*.}
546                         AFS_SYSNAME="i386_obsd${vM}${vm}"
547                         ;;
548                 sparc64-*-openbsd?.?)
549                         v=${host#*openbsd}
550                         vM=${v%.*}
551                         vm=${v#*.}
552                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
553                         ;;
554                 x86_64-*-openbsd?.?)
555                         v=${host#*openbsd}
556                         vM=${v%.*}
557                         vm=${v#*.}
558                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
559                         ;;
560                 i?86-*-freebsd*.*)
561                         v=${host#*freebsd}
562                         vM=${v%.*}
563                         vm=${v#*.}
564                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
565                         ;;
566                 x86_64-*-freebsd*.*)
567                         v=${host#*freebsd}
568                         vM=${v%.*}
569                         vm=${v#*.}
570                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
571                         ;;
572                 i386-*-dragonfly?.*)
573                         v=${host#*dragonfly}
574                         vM=${v%.*}
575                         vm=${v#*.}
576                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
577                         ;;
578                 i?86-*-netbsd*1.6[[M-Z]]*)
579                         AFS_SYSNAME="i386_nbsd20"
580                         ;;
581                 powerpc-*-netbsd*1.6[[M-Z]]*)
582                         AFS_SYSNAME="ppc_nbsd20"
583                         ;;
584                 *-*-netbsd*)
585                         arch=${host%%-unknown*}
586                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
587                                                -e 's/powerpc/ppc/g')
588                         v=${host#*netbsd}
589                         v=${v#*aout}
590                         v=${v#*ecoff}
591                         v=${v#*elf}
592                         vM=${v%%.*}
593                         vM=${vM%.*}
594                         v=${v#*.}
595                         vm=${v%%.*}
596                         vm=${vm%.*}
597                         vm=${vm%%[[_A-Z]]*}
598                         if test $vm -eq 99 ; then
599                                 vM=$((vM+1))
600                         fi
601                         if test $vM -gt 1 ; then
602                                 vm=0
603                         fi
604                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
605                         ;;
606                 hppa*-hp-hpux11.0*)
607                         AFS_SYSNAME="hp_ux110"
608                         ;;
609                 hppa*-hp-hpux11.11)
610                         AFS_SYSNAME="hp_ux11i"
611                         ;;
612                 hppa*-hp-hpux11.23)
613                         AFS_SYSNAME="hp_ux1123"
614                         ;;
615                 ia64-hp-hpux11.22)
616                         AFS_SYSNAME="ia64_hpux1122"
617                         ;;
618                 ia64-hp-hpux*)
619                         AFS_SYSNAME="ia64_hpux1123"
620                         ;;
621                 hppa*-hp-hpux10*)
622                         AFS_SYSNAME="hp_ux102"
623                         ;;
624                 powerpc-apple-darwin7*)
625                         AFS_SYSNAME="ppc_darwin_70"
626                         OSXSDK="macosx10.3"
627                         ;;
628                 powerpc-apple-darwin8.*)
629                         AFS_SYSNAME="ppc_darwin_80"
630                         OSXSDK="macosx10.4"
631                         ;;
632                 i386-apple-darwin8.*)
633                         AFS_SYSNAME="x86_darwin_80"
634                         OSXSDK="macosx10.4"
635                         ;;
636                 powerpc-apple-darwin9.*)
637                         AFS_SYSNAME="ppc_darwin_90"
638                         OSXSDK="macosx10.5"
639                         ;;
640                 i386-apple-darwin9.*)
641                         AFS_SYSNAME="x86_darwin_90"
642                         OSXSDK="macosx10.5"
643                         ;;
644                 i?86-apple-darwin10.*)
645                         AFS_SYSNAME="x86_darwin_100"
646                         OSXSDK="macosx10.6"
647                         ;;
648                 x86_64-apple-darwin10.*)
649                         AFS_SYSNAME="x86_darwin_100"
650                         OSXSDK="macosx10.6"
651                         ;;
652                 arm-apple-darwin10.*)
653                         AFS_SYSNAME="arm_darwin_100"
654                         OSXSDK="iphoneos4.0"
655                         ;;
656                 x86_64-apple-darwin11.*)
657                         AFS_SYSNAME="x86_darwin_110"
658                         OSXSDK="macosx10.7"
659                         ;;
660                 i?86-apple-darwin11.*)
661                         AFS_SYSNAME="x86_darwin_110"
662                         OSXSDK="macosx10.7"
663                         ;;
664                 x86_64-apple-darwin12.*)
665                         AFS_SYSNAME="x86_darwin_120"
666                         OSXSDK="macosx10.8"
667                         ;;
668                 i?86-apple-darwin12.*)
669                         AFS_SYSNAME="x86_darwin_120"
670                         OSXSDK="macosx10.8"
671                         ;;
672                 x86_64-apple-darwin13.*)
673                         AFS_SYSNAME="x86_darwin_130"
674                         OSXSDK="macosx10.9"
675                         ;;
676                 i?86-apple-darwin13.*)
677                         AFS_SYSNAME="x86_darwin_130"
678                         OSXSDK="macosx10.9"
679                         ;;
680                 x86_64-apple-darwin14.*)
681                         AFS_SYSNAME="x86_darwin_140"
682                         OSXSDK="macosx10.10"
683                         ;;
684                 i?86-apple-darwin14.*)
685                         AFS_SYSNAME="x86_darwin_140"
686                         OSXSDK="macosx10.10"
687                         ;;
688                 x86_64-apple-darwin15.*)
689                         AFS_SYSNAME="x86_darwin_150"
690                         OSXSDK="macosx10.11"
691                         ;;
692                 i?86-apple-darwin15.*)
693                         AFS_SYSNAME="x86_darwin_150"
694                         OSXSDK="macosx10.11"
695                         ;;
696                 sparc-sun-solaris2.8)
697                         AFS_SYSNAME="sun4x_58"
698                         ;;
699                 sparc-sun-solaris2.9)
700                         AFS_SYSNAME="sun4x_59"
701                         ;;
702                 sparc-sun-solaris2.10)
703                         AFS_SYSNAME="sun4x_510"
704                         ;;
705                 sparc-sun-solaris2.11)
706                         AFS_SYSNAME="sun4x_511"
707                         ;;
708                 i386-pc-solaris2.8)
709                         AFS_SYSNAME="sunx86_58"
710                         ;;
711                 i386-pc-solaris2.9)
712                         AFS_SYSNAME="sunx86_59"
713                         ;;
714                 i386-pc-solaris2.10)
715                         AFS_SYSNAME="sunx86_510"
716                         ;;
717                 i386-pc-solaris2.11)
718                         AFS_SYSNAME="sunx86_511"
719                         ;;
720                 alpha*-dec-osf4.0*)
721                         AFS_SYSNAME="alpha_dux40"
722                         ;;
723                 alpha*-dec-osf5.0*)
724                         AFS_SYSNAME="alpha_dux50"
725                         ;;
726                 alpha*-dec-osf5.1*)
727                         AFS_SYSNAME="alpha_dux51"
728                         ;;
729                 mips-sgi-irix6.5)
730                         AFS_SYSNAME="sgi_65"
731                         enable_pam="no"
732                         ;;
733                 ia64-*-linux*)
734                         AFS_SYSNAME="ia64_linuxXX"
735                         ;;
736                 powerpc-*-linux*)
737                         AFS_SYSNAME="`/bin/arch`_linuxXX"
738                         ;;
739                 powerpc64-*-linux*)
740                         AFS_SYSNAME="ppc64_linuxXX"
741                         ;;
742                 alpha*-linux*)
743                         AFS_SYSNAME="alpha_linux_XX"
744                         ;;
745                 s390-*-linux*)
746                         AFS_SYSNAME="s390_linuxXX"
747                         ;;
748                 s390x-*-linux*)
749                         AFS_SYSNAME="s390x_linuxXX"
750                         ;;
751                 sparc-*-linux*)
752                         AFS_SYSNAME="`/bin/arch`_linuxXX"
753                         ;;
754                 sparc64-*-linux*)
755                         AFS_SYSNAME="sparc64_linuxXX"
756                         ;;
757                 i?86-*-linux*)
758                         AFS_SYSNAME="i386_linuxXX"
759                         ;;
760                 arm*-linux*)
761                         AFS_SYSNAME="arm_linuxXX"
762                         ;;
763                 parisc-*-linux-gnu|hppa-*-linux-gnu)
764                         AFS_SYSNAME="parisc_linuxXX"
765                         enable_pam="no"
766                         ;;
767                 power*-ibm-aix4.2*)
768                         AFS_SYSNAME="rs_aix42"
769                         enable_pam="no"
770                         ;;
771                 power*-ibm-aix4.3*)
772                         AFS_SYSNAME="rs_aix42"
773                         enable_pam="no"
774                         ;;
775                 power*-ibm-aix5.1*)
776                         AFS_SYSNAME="rs_aix51"
777                         enable_pam="no"
778                         ;;
779                 power*-ibm-aix5.2*)
780                         AFS_SYSNAME="rs_aix52"
781                         enable_pam="no"
782                         ;;
783                 power*-ibm-aix5.3*)
784                         AFS_SYSNAME="rs_aix53"
785                         enable_pam="no"
786                         ;;
787                 power*-ibm-aix6.1*)
788                         AFS_SYSNAME="rs_aix61"
789                         enable_pam="no"
790                         ;;
791                 x86_64-*-linux-gnu)
792                         AFS_SYSNAME="amd64_linuxXX"
793                         enable_pam="yes"
794                         ;;
795                 *)
796                         AC_MSG_ERROR(An AFS sysname is required)
797                         exit 1
798                         ;;
799         esac
800         case $AFS_SYSNAME in
801                 *_linux* | *_umlinux*)
802                         if test "x${AFS_SYSKVERS}" = "x"; then
803                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
804                         fi
805                         if test "x${AFS_SYSKVERS}" = "x24" ||
806                                 test "x${AFS_SYSKVERS}" = "x22"; then
807                             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.])
808                         fi
809                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
810                         AFS_SYSNAME="$_AFS_SYSNAME"
811                         AC_TRY_KBUILD(
812                          [],
813                          [#ifndef CONFIG_USERMODE
814                           #error not UML
815                           #endif],
816                          ac_cv_linux_is_uml=yes,)
817                         if test "${ac_cv_linux_is_uml}" = yes; then
818                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
819                         fi
820                         AFS_SYSNAME="$_AFS_SYSNAME"
821                         ;;
822         esac
823         AC_MSG_RESULT($AFS_SYSNAME)
824 fi
825
826 case $AFS_SYSNAME in
827         *_darwin*)
828                 AC_CHECK_HEADERS(crt_externs.h)
829                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
830                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
831                 AC_SUBST(OSXSDK)
832                 ;;
833 esac
834
835 dnl Some hosts have a separate common param file they should include.  Figure
836 dnl out if we're on one of them now that we know the sysname.
837 case $AFS_SYSNAME in
838     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
839     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
840     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
841     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
842     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
843     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
844     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
845     *_nbsd60)   AFS_PARAM_COMMON=param.nbsd60.h  ;;
846     *_nbsd70)   AFS_PARAM_COMMON=param.nbsd70.h  ;;
847     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
848     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
849     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
850     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
851     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
852     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
853     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
854     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
855     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
856     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
857     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
858     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
859     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
860     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
861     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
862     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
863     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
864     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
865     *_obsd49)   AFS_PARAM_COMMON=param.obsd49.h  ;;
866     *_obsd50)   AFS_PARAM_COMMON=param.obsd50.h  ;;
867     *_obsd51)   AFS_PARAM_COMMON=param.obsd51.h  ;;
868     *_obsd52)   AFS_PARAM_COMMON=param.obsd52.h  ;;
869     *_obsd53)   AFS_PARAM_COMMON=param.obsd53.h  ;;
870     *_obsd54)   AFS_PARAM_COMMON=param.obsd54.h  ;;
871     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
872 # Linux alpha adds an extra underscore for no good reason.
873     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
874     *_fbsd_*)   AFS_PARAM_COMMON=param.generic_fbsd.h ;;
875 esac
876
877 OPENAFS_OSCONF
878
879 case $AFS_SYSNAME in *_linux* | *_umlinux*)
880
881                 # Add (sub-) architecture-specific paths needed by conftests
882                 case $AFS_SYSNAME  in
883                         *_umlinux26)
884                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
885                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
886                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
887                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
888                 esac
889
890                 if test "x$enable_kernel_module" = "xyes"; then
891                  if test "x$enable_debug_kernel" = "xno"; then
892                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
893                  fi
894                  OPENAFS_GCC_SUPPORTS_MARCH
895                  AC_SUBST(P5PLUS_KOPTS)
896                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
897                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
898                  OPENAFS_GCC_SUPPORTS_NO_COMMON
899                  OPENAFS_GCC_SUPPORTS_PIPE
900                  AC_SUBST(LINUX_GCC_KOPTS)
901
902                  dnl Setup the kernel build environment
903                  LINUX_KBUILD_USES_EXTRA_CFLAGS
904                  LINUX_KERNEL_COMPILE_WORKS
905
906                  dnl Operation signature checks
907                  AC_CHECK_LINUX_OPERATION([inode_operations], [follow_link], [no_nameidata],
908                                           [#include <linux/fs.h>],
909                                           [const char *],
910                                           [struct dentry *dentry, void **link_data])
911                  AC_CHECK_LINUX_OPERATION([inode_operations], [put_link], [no_nameidata],
912                                           [#include <linux/fs.h>],
913                                           [void],
914                                           [struct inode *inode, void *link_data])
915
916                  dnl Check for header files
917                  AC_CHECK_LINUX_HEADER([config.h])
918                  AC_CHECK_LINUX_HEADER([exportfs.h])
919                  AC_CHECK_LINUX_HEADER([freezer.h])
920                  AC_CHECK_LINUX_HEADER([key-type.h])
921                  AC_CHECK_LINUX_HEADER([semaphore.h])
922                  AC_CHECK_LINUX_HEADER([seq_file.h])
923
924                  dnl Type existence checks
925                  AC_CHECK_LINUX_TYPE([struct vfs_path], [dcache.h])
926                  AC_CHECK_LINUX_TYPE([kuid_t], [uidgid.h])
927
928                  dnl Check for structure elements
929                  AC_CHECK_LINUX_STRUCT([address_space], [backing_dev_info], [fs.h])
930                  AC_CHECK_LINUX_STRUCT([address_space_operations],
931                                        [write_begin], [fs.h])
932                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
933                                        [backing-dev.h])
934                  AC_CHECK_LINUX_STRUCT([cred], [session_keyring], [cred.h])
935                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
936                  AC_CHECK_LINUX_STRUCT([dentry], [d_u.d_alias], [dcache.h])
937                  AC_CHECK_LINUX_STRUCT([dentry_operations], [d_automount], [dcache.h])
938                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
939                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
940                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
941                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
942                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
943                  AC_CHECK_LINUX_STRUCT([file], [f_path], [fs.h])
944                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
945                  AC_CHECK_LINUX_STRUCT([file_operations], [iterate], [fs.h])
946                  AC_CHECK_LINUX_STRUCT([file_operations], [read_iter], [fs.h])
947                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
948                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
949                  AC_CHECK_LINUX_STRUCT([inode_operations], [truncate], [fs.h])
950                  AC_CHECK_LINUX_STRUCT([key], [payload.value], [key.h])
951                  AC_CHECK_LINUX_STRUCT([key_type], [instantiate_prep], [key-type.h])
952                  AC_CHECK_LINUX_STRUCT([key_type], [match_preparse], [key-type.h])
953                  AC_CHECK_LINUX_STRUCT([key_type], [preparse], [key-type.h])
954                  AC_CHECK_LINUX_STRUCT([msghdr], [msg_iter], [socket.h])
955                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
956                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
957                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
958                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
959                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
960                                        [fs.h])
961                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
962                                        [fs.h])
963                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
964                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
965                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
966                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
967                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
968                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
969                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
970                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
971                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
972                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
973                  AC_CHECK_LINUX_STRUCT([task_struct], [total_link_count], [sched.h])
974                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
975
976                  dnl Check for typed structure elements
977                  AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
978                                              [buf], [fs.h])
979
980                  dnl Function existence checks
981
982                  AC_CHECK_LINUX_FUNC([__vfs_read],
983                                      [#include <linux/fs.h>],
984                                      [__vfs_read(NULL, NULL, 0, NULL);])
985                  AC_CHECK_LINUX_FUNC([bdi_init],
986                                      [#include <linux/backing-dev.h>],
987                                      [bdi_init(NULL);])
988                  AC_CHECK_LINUX_FUNC([PageChecked],
989                                      [#include <linux/mm.h>
990 #include <linux/page-flags.h>],
991                                      [struct page *_page;
992                                       int bchecked = PageChecked(_page);])
993                  AC_CHECK_LINUX_FUNC([PageFsMisc],
994                                      [#include <linux/mm.h>
995 #include <linux/page-flags.h>],
996                                      [struct page *_page;
997                                       int bchecked = PageFsMisc(_page);])
998                  AC_CHECK_LINUX_FUNC([clear_inode],
999                                      [#include <linux/fs.h>],
1000                                      [clear_inode(NULL);])
1001                  AC_CHECK_LINUX_FUNC([current_kernel_time],
1002                                      [#include <linux/time.h>],
1003                                      [struct timespec s;
1004                                       s = current_kernel_time();])
1005                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
1006                                      [#include <linux/fs.h>],
1007                                      [d_alloc_anon(NULL);])
1008                  AC_CHECK_LINUX_FUNC([d_count],
1009                                      [#include <linux/dcache.h>],
1010                                      [d_count(NULL);])
1011                  AC_CHECK_LINUX_FUNC([d_make_root],
1012                                      [#include <linux/fs.h>],
1013                                      [d_make_root(NULL);])
1014                  AC_CHECK_LINUX_FUNC([do_sync_read],
1015                                      [#include <linux/fs.h>],
1016                                      [do_sync_read(NULL, NULL, 0, NULL);])
1017                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
1018                                      [#include <linux/sched.h>],
1019                                      [pid_t p; find_task_by_pid(p);])
1020                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
1021                                      [#include <linux/fs.h>],
1022                                      [generic_file_aio_read(NULL,NULL,0,0);])
1023                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
1024                                      [#include <linux/pagemap.h>],
1025                                      [grab_cache_page_write_begin(NULL, 0, 0);])
1026                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
1027                                      [#include <linux/list.h>],
1028                                      [hlist_unhashed(0);])
1029                  AC_CHECK_LINUX_FUNC([ihold],
1030                                      [#include <linux/fs.h>],
1031                                      [ihold(NULL);])
1032                  AC_CHECK_LINUX_FUNC([i_size_read],
1033                                      [#include <linux/fs.h>],
1034                                      [i_size_read(NULL);])
1035                  AC_CHECK_LINUX_FUNC([inode_setattr],
1036                                      [#include <linux/fs.h>],
1037                                      [inode_setattr(NULL, NULL);])
1038                  AC_CHECK_LINUX_FUNC([iter_file_splice_write],
1039                                      [#include <linux/fs.h>],
1040                                      [iter_file_splice_write(NULL,NULL,NULL,0,0);])
1041                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
1042                                      [#include <linux/net.h>],
1043                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
1044                  AC_CHECK_LINUX_FUNC([locks_lock_file_wait],
1045                                      [#include <linux/fs.h>],
1046                                      [locks_lock_file_wait(NULL, NULL);])
1047                  AC_CHECK_LINUX_FUNC([page_follow_link],
1048                                      [#include <linux/fs.h>],
1049                                      [page_follow_link(0,0);])
1050                  AC_CHECK_LINUX_FUNC([page_offset],
1051                                      [#include <linux/pagemap.h>],
1052                                      [page_offset(NULL);])
1053                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
1054                                      [#include <linux/pagevec.h>],
1055                                      [__pagevec_lru_add_file(NULL);])
1056                  AC_CHECK_LINUX_FUNC([path_lookup],
1057                                      [#include <linux/fs.h>
1058                                       #include <linux/namei.h>],
1059                                      [path_lookup(NULL, 0, NULL);])
1060                  AC_CHECK_LINUX_FUNC([proc_create],
1061                                      [#include <linux/proc_fs.h>],
1062                                      [proc_create(NULL, 0, NULL, NULL);])
1063                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
1064                                      [#include <linux/rcupdate.h>],
1065                                      [rcu_read_lock();])
1066                  AC_CHECK_LINUX_FUNC([set_nlink],
1067                                      [#include <linux/fs.h>],
1068                                      [set_nlink(NULL, 1);])
1069                  AC_CHECK_LINUX_FUNC([sock_create_kern],
1070                                      [#include <linux/net.h>],
1071                                      [sock_create_kern(0, 0, 0, NULL);])
1072                  AC_CHECK_LINUX_FUNC([sock_create_kern_ns],
1073                                      [#include <linux/net.h>],
1074                                      [sock_create_kern(NULL, 0, 0, 0, NULL);])
1075                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
1076                                      [#include <linux/splice.h>],
1077                                      [splice_direct_to_actor(NULL,NULL,NULL);])
1078                  AC_CHECK_LINUX_FUNC([default_file_splice_read],
1079                                      [#include <linux/fs.h>],
1080                                      [default_file_splice_read(NULL,NULL,NULL, 0, 0);])
1081                  AC_CHECK_LINUX_FUNC([svc_addr_in],
1082                                      [#include <linux/sunrpc/svc.h>],
1083                                      [svc_addr_in(NULL);])
1084                  AC_CHECK_LINUX_FUNC([zero_user_segments],
1085                                      [#include <linux/highmem.h>],
1086                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
1087                  AC_CHECK_LINUX_FUNC([noop_fsync],
1088                                      [#include <linux/fs.h>],
1089                                      [void *address = &noop_fsync; printk("%p\n", address)];)
1090                  AC_CHECK_LINUX_FUNC([kthread_run],
1091                                      [#include <linux/kernel.h>
1092                                       #include <linux/kthread.h>],
1093                                      [kthread_run(NULL, NULL, "test");])
1094                  AC_CHECK_LINUX_FUNC([inode_nohighmem],
1095                                      [#include <linux/fs.h>],
1096                                      [inode_nohighmem(NULL);])
1097
1098                  dnl Consequences - things which get set as a result of the
1099                  dnl                above tests
1100                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
1101                        [AC_DEFINE([AFS_NONFSTRANS], 1,
1102                                   [define to disable the nfs translator])])
1103
1104                  dnl Assorted more complex tests
1105                  LINUX_AIO_NONVECTOR
1106                  LINUX_EXPORTS_PROC_ROOT_FS
1107                  LINUX_KMEM_CACHE_INIT
1108                  LINUX_HAVE_KMEM_CACHE_T
1109                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
1110                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
1111                  LINUX_D_PATH_TAKES_STRUCT_PATH
1112                  LINUX_NEW_EXPORT_OPS
1113                  LINUX_INODE_SETATTR_RETURN_TYPE
1114                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
1115                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
1116                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
1117                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
1118                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
1119                  LINUX_DOP_D_DELETE_TAKES_CONST
1120                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
1121                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
1122                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
1123                  LINUX_FOP_F_FSYNC_TAKES_RANGE
1124                  LINUX_AOP_WRITEBACK_CONTROL
1125                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
1126                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
1127                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
1128                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
1129                  LINUX_KERNEL_SOCK_CREATE
1130                  LINUX_EXPORTS_KEY_TYPE_KEYRING
1131                  LINUX_NEED_RHCONFIG
1132                  LINUX_RECALC_SIGPENDING_ARG_TYPE
1133                  LINUX_EXPORTS_TASKLIST_LOCK
1134                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
1135                  LINUX_STATFS_TAKES_DENTRY
1136                  LINUX_REFRIGERATOR
1137                  LINUX_HAVE_TRY_TO_FREEZE
1138                  LINUX_LINUX_KEYRING_SUPPORT
1139                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
1140                  LINUX_KEY_ALLOC_NEEDS_CRED
1141                  LINUX_INIT_WORK_HAS_DATA
1142                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
1143                  LINUX_HAVE_DCACHE_LOCK
1144                  LINUX_D_COUNT_IS_INT
1145                  LINUX_IOP_MKDIR_TAKES_UMODE_T
1146                  LINUX_IOP_CREATE_TAKES_UMODE_T
1147                  LINUX_EXPORT_OP_ENCODE_FH_TAKES_INODES
1148                  LINUX_KMAP_ATOMIC_TAKES_NO_KM_TYPE
1149                  LINUX_DENTRY_OPEN_TAKES_PATH
1150                  LINUX_D_ALIAS_IS_HLIST
1151                  LINUX_HLIST_ITERATOR_NO_NODE
1152                  LINUX_IOP_I_CREATE_TAKES_BOOL
1153                  LINUX_DOP_D_REVALIDATE_TAKES_UNSIGNED
1154                  LINUX_IOP_LOOKUP_TAKES_UNSIGNED
1155                  LINUX_D_INVALIDATE_IS_VOID
1156
1157                  dnl If we are guaranteed that keyrings will work - that is
1158                  dnl  a) The kernel has keyrings enabled
1159                  dnl  b) The code is new enough to give us a key_type_keyring
1160                  dnl then we just disable syscall probing unless we've been
1161                  dnl told otherwise
1162
1163                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
1164                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
1165                           [enable_linux_syscall_probing="no"],
1166                           [enable_linux_syscall_probing="yes"])
1167                  ])
1168
1169                  dnl Syscall probing needs a few tests of its own, and just
1170                  dnl won't work if the kernel doesn't export init_mm
1171                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1172                    LINUX_EXPORTS_INIT_MM
1173                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
1174                      AC_MSG_ERROR(
1175                        [Can't do syscall probing without exported init_mm])
1176                    ])
1177                    LINUX_EXPORTS_SYS_CHDIR
1178                    LINUX_EXPORTS_SYS_OPEN
1179                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
1180                              [define to enable syscall table probes])
1181                  ])
1182
1183                  dnl Packaging and SMP build
1184                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
1185                    LINUX_WHICH_MODULES
1186                  else
1187                    AC_SUBST(MPS,'SP')
1188                  fi
1189
1190                  dnl Syscall probing
1191                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1192                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1193                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1194                    ])
1195                    ac_cv_linux_exports_sys_call_table=no
1196                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1197                      ac_cv_linux_exports_ia32_sys_call_table=yes
1198                    fi
1199                  else
1200                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1201                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1202                    LINUX_EXPORTS_SYS_CALL_TABLE
1203                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1204                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1205                          linux_syscall_method=none
1206                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1207                             linux_syscall_method=scan
1208                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1209                                linux_syscall_method=scan_with_kallsyms_address
1210                             fi
1211                          fi
1212                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1213                             linux_syscall_method=kallsyms_symbol
1214                          fi
1215                          if test "x$linux_syscall_method" = "xnone"; then
1216                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1217                             linux_syscall_method=scan
1218                          fi
1219                    fi
1220                  fi
1221                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1222                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1223                  fi
1224                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1225                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1226                  fi
1227                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1228                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1229                  else
1230                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1231                  fi
1232                 :
1233                 fi
1234                 if test "x$enable_linux_d_splice_alias_extra_iput" = xyes; then
1235                     AC_DEFINE(D_SPLICE_ALIAS_LEAK_ON_ERROR, 1, [for internal use])
1236                 fi
1237 dnl Linux-only, but just enable always.
1238                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1239 esac
1240
1241 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1242     [ac_cv_sync_fetch_and_add],
1243     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1244                     [ac_cv_sync_fetch_and_add=yes],
1245                     [ac_cv_sync_fetch_and_add=no])
1246 ])
1247 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1248       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1249                 [define if your C compiler has __sync_add_and_fetch])])
1250
1251 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1252     [ac_cv_sockaddr_len],
1253     [AC_TRY_COMPILE( [#include <sys/types.h>
1254 #include <sys/socket.h>],
1255                      [struct sockaddr *a; a->sa_len=0;],
1256                      [ac_cv_sockaddr_len=yes],
1257                      [ac_cv_sockaddr_len=no])
1258 ])
1259 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1260       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1261                  [define if you struct sockaddr sa_len])])
1262
1263 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1264         echo Skipping library tests because they confuse Irix.
1265 else
1266   AC_SEARCH_LIBS([socket], [socket inet])
1267   AC_SEARCH_LIBS([connect], [nsl])
1268   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1269
1270   dnl darwin wants it, aix hates it
1271   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1272   AC_TRY_COMPILE([
1273   #include <stdlib.h>
1274   #include <stdio.h>
1275   #include <sys/types.h>
1276   #include <sys/socket.h>
1277   #include <netinet/in.h>
1278   #include <arpa/inet.h>
1279   #include <arpa/nameser.h>
1280   #include <arpa/nameser_compat.h>
1281   #include <resolv.h>
1282   ], [static int i; i = 0;],
1283   [AC_MSG_RESULT(yes)
1284    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1285   [AC_MSG_RESULT(no)
1286    ])
1287
1288   openafs_save_libs="$LIBS"
1289   AC_MSG_CHECKING([for res_search])
1290   AC_FUNC_RES_SEARCH
1291
1292   if test "$ac_cv_func_res_search" = no; then
1293       for lib in dns nsl resolv; do
1294         if test "$ac_cv_func_res_search" != yes; then
1295           LIBS="-l$lib $LIBS"
1296           AC_FUNC_RES_SEARCH
1297           LIBS="$openafs_save_libs"
1298         fi
1299       done    
1300       if test "$ac_cv_func_res_search" = yes; then
1301         LIB_AFSDB="-l$lib"
1302         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1303         AC_MSG_RESULT([yes, in lib$lib])
1304       else
1305         AC_MSG_RESULT(no)
1306       fi
1307   else
1308     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1309     AC_MSG_RESULT(yes)
1310   fi
1311   
1312 fi
1313 XLIBS="$LIB_AFSDB $XLIBS"
1314
1315 AC_CHECK_RESOLV_RETRANS
1316
1317 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1318     [ac_cv_setsockopt_iprecverr],
1319     [AC_TRY_COMPILE( [
1320 #include <sys/types.h>
1321 #include <sys/socket.h>
1322 #include <netinet/in.h>],
1323 [int on=1;
1324 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1325         [ac_cv_setsockopt_iprecverr=yes],
1326         [ac_cv_setsockopt_iprecverr=no])])
1327
1328 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1329       [AC_DEFINE([HAVE_SETSOCKOPT_IP_RECVERR], [1],
1330                  [define if we can receive socket errors via IP_RECVERR])])
1331
1332 PTHREAD_LIBS=error
1333 if test "x$MKAFS_OSTYPE" = OBSD; then
1334         PTHREAD_LIBS="-pthread"
1335 fi
1336 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1337         PTHREAD_LIBS="-pthread"
1338 fi
1339 if test "x$PTHREAD_LIBS" = xerror; then
1340         AC_CHECK_LIB(pthread, pthread_attr_init,
1341                 PTHREAD_LIBS="-lpthread")
1342 fi
1343 if test "x$PTHREAD_LIBS" = xerror; then
1344         AC_CHECK_LIB(pthreads, pthread_attr_init,
1345                 PTHREAD_LIBS="-lpthreads")
1346 fi
1347 if test "x$PTHREAD_LIBS" = xerror; then
1348         AC_CHECK_LIB(c_r, pthread_attr_init,
1349                 PTHREAD_LIBS="-lc_r")
1350 fi
1351 if test "x$PTHREAD_LIBS" = xerror; then
1352         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1353 fi
1354 if test "x$PTHREAD_LIBS" = xerror; then
1355         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1356         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1357                 PTHREAD_LIBS="-lpthread")
1358 fi
1359 if test "x$PTHREAD_LIBS" = xerror; then
1360         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1361 fi
1362 AC_SUBST(PTHREAD_LIBS)
1363
1364 HOST_CPU="$host_cpu"
1365
1366 if test "x$with_bsd_kernel_headers" != "x"; then
1367         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1368 else
1369         BSD_KERNEL_PATH="/usr/src/sys"
1370 fi
1371
1372 if test "x$with_bsd_kernel_build" != "x"; then
1373         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1374 else
1375         case $AFS_SYSNAME in
1376                 *_fbsd_*)
1377                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1378                         ;;
1379                 *_nbsd*)
1380                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1381         esac
1382 fi
1383
1384 # Fast restart
1385 if test "$enable_supergroups" = "yes"; then
1386         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1387 fi
1388
1389 if test "$enable_bitmap_later" = "yes"; then
1390         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1391 fi
1392
1393 if test "$enable_unix_sockets" = "yes"; then
1394         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1395         USE_UNIX_SOCKETS="yes"
1396 else
1397         USE_UNIX_SOCKETS="no"
1398 fi
1399 AC_SUBST(USE_UNIX_SOCKETS)
1400
1401 if test "$enable_namei_fileserver" = "yes"; then
1402         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1403         VFSCK=""
1404 else
1405         if test "$enable_namei_fileserver" = "default"; then
1406                 case $host in
1407                         *-solaris2.10*)
1408                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1409                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1410                                 VFSCK=""
1411                                 ;;
1412                         *-solaris2.11*)
1413                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1414                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1415                                 VFSCK=""
1416                                 ;;
1417                         *)
1418                                 VFSCK="vfsck"
1419                                 ;;
1420                 esac
1421         else
1422                 VFSCK="vfsck"
1423         fi
1424 fi
1425
1426 dnl check for tivoli
1427 AC_MSG_CHECKING(for tivoli tsm butc support)
1428 XBSA_CFLAGS=""
1429 if test "$enable_tivoli_tsm" = "yes"; then
1430         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1431         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1432         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1433         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1434         XBSADIR5=/usr/tivoli/tsm/client/api/bin64/sample
1435         XBSADIR6=/opt/tivoli/tsm/client/api/bin64/sample
1436
1437         if test -r "$XBSADIR3/dsmapifp.h"; then
1438                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1439                 XBSA_XLIBS="-ldl"
1440                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1441         elif test -r "$XBSADIR4/dsmapifp.h"; then
1442                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1443                 XBSA_XLIBS="-ldl"
1444                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1445         elif test -r "$XBSADIR5/dsmapifp.h"; then
1446                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR5"
1447                 XBSA_XLIBS="-ldl"
1448                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1449         elif test -r "$XBSADIR6/dsmapifp.h"; then
1450                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR6"
1451                 XBSA_XLIBS="-ldl"
1452                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1453         elif test -r "$XBSADIR1/xbsa.h"; then
1454                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1455                 XBSA_XLIBS=""
1456                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1457         elif test -r "$XBSADIR2/xbsa.h"; then
1458                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1459                 XBSA_XLIBS=""
1460                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1461         else
1462                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1463         fi
1464 else
1465         AC_MSG_RESULT([no])
1466 fi
1467 AC_SUBST(XBSA_CFLAGS)
1468 AC_SUBST(XBSA_XLIBS) 
1469 XLIBS="$XBSA_XLIBS $XLIBS"
1470
1471 dnl checks for header files.
1472 AC_HEADER_STDC
1473 AC_HEADER_SYS_WAIT
1474 AC_HEADER_DIRENT
1475 AC_CHECK_HEADERS([ \
1476                    arpa/inet.h \
1477                    arpa/nameser.h \
1478                    curses.h\
1479                    direct.h \
1480                    errno.h \
1481                    fcntl.h \
1482                    grp.h \
1483                    math.h \
1484                    mntent.h \
1485                    ncurses.h \
1486                    ncurses/ncurses.h \
1487                    netdb.h \
1488                    netinet/in.h \
1489                    pthread_np.h \
1490                    pwd.h \
1491                    regex.h \
1492                    security/pam_appl.h \
1493                    signal.h \
1494                    stdint.h \
1495                    stdio_ext.h \
1496                    stdlib.h \
1497                    string.h \
1498                    strings.h \
1499                    sys/bitypes.h \
1500                    sys/bswap.h \
1501                    sys/dk.h \
1502                    sys/fcntl.h \
1503                    sys/file.h \
1504                    sys/fs_types.h \
1505                    sys/fstyp.h \
1506                    sys/ioctl.h \
1507                    sys/ipc.h \
1508                    sys/lockf.h \
1509                    sys/map.h \
1510                    sys/mount.h \
1511                    sys/mntent.h \
1512                    sys/mnttab.h \
1513                    sys/pag.h \
1514                    sys/param.h \
1515                    sys/resource.h \
1516                    sys/select.h \
1517                    sys/statfs.h \
1518                    sys/statvfs.h \
1519                    sys/socket.h \
1520                    sys/sysctl.h \
1521                    sys/time.h \
1522                    sys/types.h \
1523                    sys/uio.h \
1524                    sys/un.h \
1525                    sys/vfs.h \
1526                    syslog.h \
1527                    termios.h \
1528                    time.h \
1529                    ucontext.h \
1530                    unistd.h \
1531                    windows.h \
1532                 ])
1533
1534 AC_CHECK_HEADERS([resolv.h], [], [], [AC_INCLUDES_DEFAULT
1535 #ifdef HAVE_NETINET_IN_H
1536 # include <netinet/in.h>
1537 #endif])
1538
1539 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1540 #ifdef HAVE_SYS_SOCKET_H
1541 # include <sys/socket.h>
1542 #endif])
1543
1544 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1545 #ifdef HAVE_SYS_SOCKET_H
1546 # include <sys/socket.h>
1547 #endif
1548 #ifdef HAVE_NETINET_IN_H
1549 # include <netinet/in.h>
1550 #endif
1551 #ifdef HAVE_NET_IF_H
1552 # include <net/if.h>
1553 #endif])
1554
1555 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1556 #ifdef HAVE_SECURITY_PAM_APPL_H
1557 # include <security/pam_appl.h>
1558 #endif])
1559
1560 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1561
1562 AC_CHECK_TYPES([fsblkcnt_t],,,[
1563 #include <sys/types.h>
1564 #ifdef HAVE_SYS_BITYPES_H
1565 #include <sys/bitypes.h>
1566 #endif
1567 #ifdef HAVE_SYS_STATFS_H
1568 #include <sys/statfs.h>
1569 #endif
1570 #ifdef HAVE_SYS_STATVFS_H
1571 #include <sys/statvfs.h>
1572 #endif
1573 ])
1574
1575 dnl see what struct stat has for timestamps
1576 AC_CHECK_MEMBERS([struct stat.st_ctimespec, struct stat.st_ctimensec])
1577
1578 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1579
1580 if test "$enable_debug_locks" = yes; then
1581         AC_DEFINE(OPR_DEBUG_LOCKS, 1, [turn on lock debugging in opr])
1582 fi
1583
1584 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1585         HAVE_PAM="YES"
1586 else
1587         HAVE_PAM="no"
1588 fi
1589 AC_SUBST(HAVE_PAM)
1590
1591 if test "$enable_login" = yes; then
1592         BUILD_LOGIN="yes"
1593 else
1594         BUILD_LOGIN="no"
1595 fi
1596 AC_SUBST(BUILD_LOGIN)
1597
1598 if test "$enable_kauth" = yes; then
1599         INSTALL_KAUTH="yes"
1600 else
1601         INSTALL_KAUTH="no"
1602 fi
1603 AC_SUBST(INSTALL_KAUTH)
1604
1605 AC_CHECK_FUNCS([ \
1606         arc4random \
1607         closelog \
1608         fcntl \
1609         fseeko64 \
1610         ftello64 \
1611         getcwd \
1612         getegid \
1613         geteuid \
1614         getgid \
1615         getuid \
1616         getrlimit \
1617         issetugid \
1618         mkstemp \
1619         openlog \
1620         poll \
1621         pread \
1622         preadv \
1623         preadv64 \
1624         pwrite \
1625         pwritev \
1626         pwritev64 \
1627         regcomp \
1628         regerror \
1629         regexec \
1630         setitimer \
1631         setvbuf \
1632         sigaction \
1633         strcasestr \
1634         strerror \
1635         sysconf \
1636         sysctl \
1637         syslog \
1638         tdestroy \
1639         timegm \
1640 ])
1641
1642 OPENAFS_ROKEN()
1643 OPENAFS_HCRYPTO()
1644 OPENAFS_CURSES()
1645 OPENAFS_C_ATTRIBUTE()
1646 OPENAFS_C_PRAGMA()
1647
1648 dnl Functions that Heimdal's libroken provides, but that we
1649 dnl haven't found a need for yet, and so haven't imported
1650 AC_CHECK_FUNCS([ \
1651         chown \
1652         fchown \
1653         gethostname \
1654         lstat \
1655         inet_aton \
1656         putenv \
1657         readv \
1658         setenv \
1659         strdup \
1660         strftime \
1661         strndup \
1662         strsep \
1663         unsetenv \
1664 ])
1665
1666 dnl Functions that are in objects that we always build from libroken
1667 AC_CHECK_FUNCS([ \
1668         asprintf \
1669         asnprintf \
1670         vasprintf \
1671         vasnprintf \
1672         vsnprintf \
1673         snprintf \
1674 ])
1675
1676 dnl Functions that we're going to try and get from libroken
1677 AC_REPLACE_FUNCS([ \
1678         daemon \
1679         ecalloc \
1680         emalloc \
1681         erealloc \
1682         err \
1683         errx \
1684         flock \
1685         freeaddrinfo \
1686         gai_strerror \
1687         getaddrinfo \
1688         getdtablesize \
1689         getnameinfo \
1690         getopt \
1691         getprogname \
1692         gettimeofday \
1693         inet_ntop \
1694         inet_pton \
1695         localtime_r \
1696         mkstemp \
1697         setenv \
1698         setprogname \
1699         strcasecmp \
1700         strlcat \
1701         strnlen \
1702         strlcpy \
1703         strsep \
1704         tdelete \
1705         tfind \
1706         tsearch \
1707         twalk \
1708         unsetenv \
1709         verr \
1710         verrx \
1711         vsyslog \
1712         vwarn \
1713         vwarnx \
1714         warn \
1715         warnx \
1716 ])
1717
1718 dnl Headers that we're going to try and get from libroken
1719 AC_CHECK_HEADERS([ \
1720         err.h \
1721         search.h \
1722 ])
1723
1724 AC_CHECK_DECLS([h_errno], [], [], [
1725 #include <sys/types.h>
1726 #ifdef HAVE_NETDB_H
1727 #include <netdb.h>
1728 #endif
1729 ])
1730
1731 AC_HEADER_TIME
1732
1733 ROKEN_HEADERS=
1734 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1735       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1736       [])
1737 AC_SUBST(ROKEN_HEADERS)
1738
1739 dnl Stuff that's harder ...
1740 AC_MSG_CHECKING([for bswap16])
1741 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1742 #ifdef HAVE_SYS_TYPES_H
1743 #include <sys/types.h>
1744 #endif
1745 #ifdef HAVE_SYS_BSWAP_H
1746 #include <sys/bswap.h>
1747 #endif
1748 ],
1749 [short a, b; b = bswap16(a); ])],
1750 [AC_MSG_RESULT(yes)
1751  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1752 ],
1753 [AC_MSG_RESULT(no)])
1754
1755 AC_MSG_CHECKING([for bswap32])
1756 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1757 #include <sys/types.h>
1758 #endif
1759 #ifdef HAVE_SYS_BSWAP_H
1760 #include <sys/bswap.h>
1761 #endif
1762 ],
1763 [int a, b; b = bswap32(a); ])],
1764 [AC_MSG_RESULT(yes)
1765  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1766 ],
1767 [AC_MSG_RESULT(no)])
1768
1769 case $AFS_SYSNAME in
1770 *hp_ux* | *hpux*)
1771    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1772    ;;
1773 *)
1774    AC_MSG_CHECKING([for positional I/O])
1775    if test "$ac_cv_func_pread" = "yes" && \
1776            test "$ac_cv_func_pwrite" = "yes"; then
1777       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1778       AC_MSG_RESULT(yes)
1779    else
1780      AC_MSG_RESULT(no)
1781    fi
1782    AC_MSG_CHECKING([for vectored positional I/O])
1783    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1784                "$ac_cv_func_pwritev" = "yes" -a \
1785                "$ac_cv_func_preadv64" = "yes" -a \
1786                "$ac_cv_func_pwritev64" = "yes"],
1787          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1788           AC_MSG_RESULT(yes)],
1789          [AC_MSG_RESULT(no)])
1790    ;;
1791 esac
1792
1793 AC_MSG_CHECKING([for POSIX regex library])
1794 if test "$ac_cv_header_regex_h" = "yes" && \
1795         test "$ac_cv_func_regcomp" = "yes" && \
1796         test "$ac_cv_func_regexec" = "yes" && \
1797         test "$ac_cv_func_regerror" = "yes"; then
1798     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1799     AC_MSG_RESULT(yes)
1800 else
1801     AC_MSG_RESULT(no)
1802 fi
1803
1804 dnl Look for "non-portable" pthreads functions.
1805 save_LIBS="$LIBS"
1806 LIBS="$LIBS $PTHREAD_LIBS"
1807 AC_CHECK_FUNCS([ \
1808         pthread_set_name_np \
1809         pthread_setname_np \
1810 ])
1811
1812 dnl Sadly, there are three different versions of pthread_setname_np.
1813 dnl Try to cater for all of them.
1814 if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
1815     AC_MSG_CHECKING([for signature of pthread_setname_np])
1816     AC_TRY_COMPILE([
1817 #include <pthread.h>
1818 #ifdef HAVE_PTHREAD_NP_H
1819 #include <pthread_np.h>
1820 #endif
1821 ], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
1822         AC_MSG_RESULT([three arguments])
1823         pthread_setname_np_args=3], [
1824         AC_TRY_COMPILE([
1825 #include <pthread.h>
1826 #ifdef HAVE_PTHREAD_NP_H
1827 #include <pthread_np.h>
1828 #endif
1829 ], [pthread_setname_np(pthread_self(), "test")], [
1830             AC_MSG_RESULT([two arguments])
1831             pthread_setname_np_args=2], [
1832             AC_TRY_COMPILE([
1833 #include <pthread.h>
1834 #ifdef HAVE_PTHREAD_NP_H
1835 #include <pthread_np.h>
1836 #endif
1837 ], [pthread_setname_np("test")], [
1838                 AC_MSG_RESULT([one argument])
1839                 pthread_setname_np_args=1], [pthread_setname_np_args=0])
1840 ])
1841 ])
1842 AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
1843 fi
1844 LIBS="$save_LIBS"
1845
1846 openafs_cv_saved_CFLAGS="$CFLAGS"
1847 CFLAGS="$CFLAGS $XCFLAGS_NOCHECKING"
1848
1849 AC_TYPE_SIGNAL
1850 OPENAFS_RETSIGTYPE
1851 AC_CHECK_SIZEOF(void *)
1852 AC_CHECK_SIZEOF(unsigned long long)
1853 AC_CHECK_SIZEOF(unsigned long)
1854 AC_CHECK_SIZEOF(unsigned int)
1855 AC_TYPE_INTPTR_T
1856 AC_TYPE_UINTPTR_T
1857 AC_TYPE_SSIZE_T
1858 AC_CHECK_TYPE([sig_atomic_t],[],
1859     [AC_DEFINE([sig_atomic_t], [int],
1860         [Define to int if <signal.h> does not define.])],
1861 [#include <sys/types.h>
1862 #include <signal.h>])
1863 AC_CHECK_TYPE([socklen_t],[],
1864     [AC_DEFINE([socklen_t], [int],
1865         [Define to int if <sys/socket.h> does not define.])],
1866 [#include <sys/types.h>
1867 #include <sys/socket.h>])
1868 AC_CHECK_TYPES(off64_t)
1869 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1870 AC_CHECK_TYPES([struct winsize], [], [], [
1871 #ifdef HAVE_TERMIOS_H
1872 # include <termios.h>
1873 #else
1874 # include <sys/termios.h>
1875 #endif
1876 #include <sys/ioctl.h>])
1877 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1878                 struct sockaddr_storage],
1879                [], [], [
1880 #include <sys/types.h>
1881 #include <sys/socket.h>
1882 ])
1883 AC_CHECK_TYPES([sa_family_t], [], [], [
1884 #include <sys/types.h>
1885 #include <sys/socket.h>
1886 ])
1887 AC_CHECK_TYPES([struct addrinfo], [], [], [
1888 #include <sys/types.h>
1889 #ifdef HAVE_NETDB_H
1890 #include <netdb.h>
1891 #endif
1892 ])
1893 AC_CHECK_TYPES([long long], [], [], [])
1894
1895 AC_SIZEOF_TYPE(long)
1896
1897 CFLAGS="$openafs_cv_saved_CFLAGS"
1898
1899 RRA_HEADER_PAM_CONST
1900
1901
1902 dnl Directory PATH handling
1903 if test "x$enable_transarc_paths" = "xyes"  ; then 
1904     afsconfdir=${afsconfdir=/usr/afs/etc}
1905     viceetcdir=${viceetcdir=/usr/vice/etc}
1906     afskerneldir=${afskerneldir=${viceetcdir}}
1907     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1908     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1909     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1910     afsdbdir=${afsdbdir=/usr/afs/db}
1911     afslogsdir=${afslogsdir=/usr/afs/logs}
1912     afslocaldir=${afslocaldir=/usr/afs/local}
1913     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1914     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1915     afsdatadir=${afsdatadir=/usr/vice/etc}
1916 else 
1917     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1918     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1919     afskerneldir=${afskerneldir='${libdir}/openafs'}
1920     afssrvbindir=${afssrvbindir='${bindir}'}
1921     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1922     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1923     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1924     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1925     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1926     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1927     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1928     afsdatadir=${afsdatadir='${datadir}/openafs'}
1929 fi
1930 AC_SUBST(afsconfdir)
1931 AC_SUBST(viceetcdir)
1932 AC_SUBST(afskerneldir)
1933 AC_SUBST(afssrvbindir)
1934 AC_SUBST(afssrvsbindir)
1935 AC_SUBST(afssrvlibexecdir)
1936 AC_SUBST(afsdbdir)
1937 AC_SUBST(afslogsdir)
1938 AC_SUBST(afslocaldir)
1939 AC_SUBST(afsbackupdir)
1940 AC_SUBST(afsbosconfigdir)
1941 AC_SUBST(afsdatadir)
1942
1943 if test "x$enable_kernel_module" = "xyes"; then
1944 ENABLE_KERNEL_MODULE=libafs
1945 fi
1946
1947 if test "x$enable_pthreaded_ubik" = "xyes"; then
1948 ENABLE_PTHREADED_UBIK=yes
1949 fi
1950
1951 AC_SUBST(VFSCK)
1952 AC_SUBST(AFS_SYSNAME)
1953 AC_SUBST(AFS_PARAM_COMMON)
1954 AC_SUBST(ENABLE_KERNEL_MODULE)
1955 AC_SUBST(ENABLE_PTHREADED_UBIK)
1956 AC_SUBST(LIB_AFSDB)
1957 AC_SUBST(LINUX_KERNEL_PATH)
1958 AC_SUBST(LINUX_KERNEL_BUILD)
1959 AC_SUBST(HOST_CPU)
1960 AC_SUBST(BSD_KERNEL_PATH)
1961 AC_SUBST(BSD_KERNEL_BUILD)
1962 AC_SUBST(LINUX_VERSION)
1963 AC_SUBST(MKAFS_OSTYPE)
1964 AC_SUBST(TOP_OBJDIR)
1965 AC_SUBST(TOP_SRCDIR)
1966 AC_SUBST(TOP_INCDIR)
1967 AC_SUBST(TOP_LIBDIR)
1968 AC_SUBST(DEST)
1969 AC_SUBST(DARWIN_INFOFILE)
1970 AC_SUBST(IRIX_BUILD_IP35)
1971 AC_SUBST(HTML_XSL)
1972 AC_SUBST(XSLTPROC)
1973 AC_SUBST(DOCBOOK2PDF)
1974 AC_SUBST(DOCBOOK_STYLESHEETS)
1975
1976 OPENAFS_FUSE
1977 OPENAFS_SWIG
1978
1979 TOP_SRCDIR="${srcdir}/src"
1980 dnl
1981 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1982 dnl
1983 case $TOP_SRCDIR in
1984         /*)
1985                 ;;
1986         *)
1987                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1988                 ;;
1989 esac
1990
1991 TOP_OBJDIR="${SRCDIR_PARENT}"
1992 TOP_INCDIR="${SRCDIR_PARENT}/include"
1993 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1994 if test "${DEST}x" = "x"; then
1995         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1996 fi
1997
1998 if test "x$with_crosstools_dir" != "x"; then
1999         if test -f "$with_crosstools_dir/rxgen" -a -f "$with_crosstools_dir/compile_et" -a -f "$with_crosstools_dir/config"; then
2000                 COMPILE_ET_PATH=$with_crosstools_dir/compile_et
2001                 CONFIGTOOL_PATH=$with_crosstools_dir/config
2002                 RXGEN_PATH=$with_crosstools_dir/rxgen
2003         else
2004                 AC_MSG_ERROR(Tools not found in $with_crosstools_dir)
2005                 exit 1
2006         fi
2007 else
2008         COMPILE_ET_PATH="${SRCDIR_PARENT}/src/comerr/compile_et"
2009         CONFIGTOOL_PATH="${SRCDIR_PARENT}/src/config/config"
2010         RXGEN_PATH="${SRCDIR_PARENT}/src/rxgen/rxgen"
2011 fi
2012 AC_SUBST(COMPILE_ET_PATH)
2013 AC_SUBST(CONFIGTOOL_PATH)
2014 AC_SUBST(RXGEN_PATH)
2015
2016 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
2017 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
2018 AC_SUBST(HELPER_SPLINT)
2019 AC_SUBST(HELPER_SPLINTCFG)
2020
2021 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
2022
2023 dnl Check to see if crypt lives in a different library
2024 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
2025 AC_SUBST(LIB_crypt)
2026
2027 dnl Check to see if the compiler support labels in structs
2028 AC_MSG_CHECKING(for label support in structs)
2029 AC_TRY_COMPILE([], [
2030 extern void osi_UFSOpen(void);
2031 struct labeltest {
2032    void (*open) (void);
2033 };
2034 struct labeltest struct_labeltest = {
2035    .open       = osi_UFSOpen,
2036 }
2037 ],
2038 [AC_MSG_RESULT(yes)
2039  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
2040 ],
2041 [AC_MSG_RESULT(no)
2042 ])
2043
2044 AC_MSG_CHECKING([checking for dirfd])
2045 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
2046 #ifdef HAVE_DIRENT_H
2047 #include <dirent.h>
2048 #endif
2049 ]],
2050         [[DIR *d = 0; dirfd(d);]])],
2051         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
2052 if test "$ac_rk_have_dirfd" = "yes" ; then
2053         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
2054 fi
2055 AC_MSG_RESULT($ac_rk_have_dirfd)
2056
2057 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
2058 #ifdef HAVE_DIRENT_H
2059 #include <dirent.h>
2060 #endif])
2061
2062 OPENAFS_HAVE_STRUCT_FIELD(struct rusage, ru_idrss,
2063 [#ifdef HAVE_SYS_RESOURCE_H
2064 #include <sys/resource.h>
2065 #endif])
2066
2067 dnl Check for UUID library
2068 AC_CHECK_HEADERS([uuid/uuid.h])
2069 AC_CHECK_LIB(uuid, uuid_generate, LIBS_uuid="-luuid")
2070 AC_CHECK_FUNCS([uuid_generate])
2071 ])
2072
2073