afs: retire HAVE_LINUX_COMPLETION_H conditionals
[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
1095                  dnl Consequences - things which get set as a result of the
1096                  dnl                above tests
1097                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
1098                        [AC_DEFINE([AFS_NONFSTRANS], 1,
1099                                   [define to disable the nfs translator])])
1100
1101                  dnl Assorted more complex tests
1102                  LINUX_AIO_NONVECTOR
1103                  LINUX_EXPORTS_PROC_ROOT_FS
1104                  LINUX_KMEM_CACHE_INIT
1105                  LINUX_HAVE_KMEM_CACHE_T
1106                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
1107                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
1108                  LINUX_D_PATH_TAKES_STRUCT_PATH
1109                  LINUX_NEW_EXPORT_OPS
1110                  LINUX_INODE_SETATTR_RETURN_TYPE
1111                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
1112                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
1113                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
1114                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
1115                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
1116                  LINUX_DOP_D_DELETE_TAKES_CONST
1117                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
1118                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
1119                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
1120                  LINUX_FOP_F_FSYNC_TAKES_RANGE
1121                  LINUX_AOP_WRITEBACK_CONTROL
1122                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
1123                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
1124                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
1125                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
1126                  LINUX_KERNEL_SOCK_CREATE
1127                  LINUX_EXPORTS_KEY_TYPE_KEYRING
1128                  LINUX_NEED_RHCONFIG
1129                  LINUX_RECALC_SIGPENDING_ARG_TYPE
1130                  LINUX_EXPORTS_TASKLIST_LOCK
1131                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
1132                  LINUX_STATFS_TAKES_DENTRY
1133                  LINUX_REFRIGERATOR
1134                  LINUX_HAVE_TRY_TO_FREEZE
1135                  LINUX_LINUX_KEYRING_SUPPORT
1136                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
1137                  LINUX_KEY_ALLOC_NEEDS_CRED
1138                  LINUX_INIT_WORK_HAS_DATA
1139                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
1140                  LINUX_HAVE_DCACHE_LOCK
1141                  LINUX_D_COUNT_IS_INT
1142                  LINUX_IOP_MKDIR_TAKES_UMODE_T
1143                  LINUX_IOP_CREATE_TAKES_UMODE_T
1144                  LINUX_EXPORT_OP_ENCODE_FH_TAKES_INODES
1145                  LINUX_KMAP_ATOMIC_TAKES_NO_KM_TYPE
1146                  LINUX_DENTRY_OPEN_TAKES_PATH
1147                  LINUX_D_ALIAS_IS_HLIST
1148                  LINUX_HLIST_ITERATOR_NO_NODE
1149                  LINUX_IOP_I_CREATE_TAKES_BOOL
1150                  LINUX_DOP_D_REVALIDATE_TAKES_UNSIGNED
1151                  LINUX_IOP_LOOKUP_TAKES_UNSIGNED
1152                  LINUX_D_INVALIDATE_IS_VOID
1153
1154                  dnl If we are guaranteed that keyrings will work - that is
1155                  dnl  a) The kernel has keyrings enabled
1156                  dnl  b) The code is new enough to give us a key_type_keyring
1157                  dnl then we just disable syscall probing unless we've been
1158                  dnl told otherwise
1159
1160                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
1161                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
1162                           [enable_linux_syscall_probing="no"],
1163                           [enable_linux_syscall_probing="yes"])
1164                  ])
1165
1166                  dnl Syscall probing needs a few tests of its own, and just
1167                  dnl won't work if the kernel doesn't export init_mm
1168                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1169                    LINUX_EXPORTS_INIT_MM
1170                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
1171                      AC_MSG_ERROR(
1172                        [Can't do syscall probing without exported init_mm])
1173                    ])
1174                    LINUX_EXPORTS_SYS_CHDIR
1175                    LINUX_EXPORTS_SYS_OPEN
1176                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
1177                              [define to enable syscall table probes])
1178                  ])
1179
1180                  dnl Packaging and SMP build
1181                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
1182                    LINUX_WHICH_MODULES
1183                  else
1184                    AC_SUBST(MPS,'SP')
1185                  fi
1186
1187                  dnl Syscall probing
1188                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1189                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1190                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1191                    ])
1192                    ac_cv_linux_exports_sys_call_table=no
1193                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1194                      ac_cv_linux_exports_ia32_sys_call_table=yes
1195                    fi
1196                  else
1197                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1198                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1199                    LINUX_EXPORTS_SYS_CALL_TABLE
1200                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1201                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1202                          linux_syscall_method=none
1203                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1204                             linux_syscall_method=scan
1205                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1206                                linux_syscall_method=scan_with_kallsyms_address
1207                             fi
1208                          fi
1209                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1210                             linux_syscall_method=kallsyms_symbol
1211                          fi
1212                          if test "x$linux_syscall_method" = "xnone"; then
1213                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1214                             linux_syscall_method=scan
1215                          fi
1216                    fi
1217                  fi
1218                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1219                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1220                  fi
1221                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1222                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1223                  fi
1224                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1225                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1226                  else
1227                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1228                  fi
1229                 :
1230                 fi
1231                 if test "x$enable_linux_d_splice_alias_extra_iput" = xyes; then
1232                     AC_DEFINE(D_SPLICE_ALIAS_LEAK_ON_ERROR, 1, [for internal use])
1233                 fi
1234 dnl Linux-only, but just enable always.
1235                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1236 esac
1237
1238 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1239     [ac_cv_sync_fetch_and_add],
1240     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1241                     [ac_cv_sync_fetch_and_add=yes],
1242                     [ac_cv_sync_fetch_and_add=no])
1243 ])
1244 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1245       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1246                 [define if your C compiler has __sync_add_and_fetch])])
1247
1248 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1249     [ac_cv_sockaddr_len],
1250     [AC_TRY_COMPILE( [#include <sys/types.h>
1251 #include <sys/socket.h>],
1252                      [struct sockaddr *a; a->sa_len=0;],
1253                      [ac_cv_sockaddr_len=yes],
1254                      [ac_cv_sockaddr_len=no])
1255 ])
1256 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1257       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1258                  [define if you struct sockaddr sa_len])])
1259
1260 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1261         echo Skipping library tests because they confuse Irix.
1262 else
1263   AC_SEARCH_LIBS([socket], [socket inet])
1264   AC_SEARCH_LIBS([connect], [nsl])
1265   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1266
1267   dnl darwin wants it, aix hates it
1268   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1269   AC_TRY_COMPILE([
1270   #include <stdlib.h>
1271   #include <stdio.h>
1272   #include <sys/types.h>
1273   #include <sys/socket.h>
1274   #include <netinet/in.h>
1275   #include <arpa/inet.h>
1276   #include <arpa/nameser.h>
1277   #include <arpa/nameser_compat.h>
1278   #include <resolv.h>
1279   ], [static int i; i = 0;],
1280   [AC_MSG_RESULT(yes)
1281    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1282   [AC_MSG_RESULT(no)
1283    ])
1284
1285   openafs_save_libs="$LIBS"
1286   AC_MSG_CHECKING([for res_search])
1287   AC_FUNC_RES_SEARCH
1288
1289   if test "$ac_cv_func_res_search" = no; then
1290       for lib in dns nsl resolv; do
1291         if test "$ac_cv_func_res_search" != yes; then
1292           LIBS="-l$lib $LIBS"
1293           AC_FUNC_RES_SEARCH
1294           LIBS="$openafs_save_libs"
1295         fi
1296       done    
1297       if test "$ac_cv_func_res_search" = yes; then
1298         LIB_AFSDB="-l$lib"
1299         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1300         AC_MSG_RESULT([yes, in lib$lib])
1301       else
1302         AC_MSG_RESULT(no)
1303       fi
1304   else
1305     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1306     AC_MSG_RESULT(yes)
1307   fi
1308   
1309 fi
1310 XLIBS="$LIB_AFSDB $XLIBS"
1311
1312 AC_CHECK_RESOLV_RETRANS
1313
1314 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1315     [ac_cv_setsockopt_iprecverr],
1316     [AC_TRY_COMPILE( [
1317 #include <sys/types.h>
1318 #include <sys/socket.h>
1319 #include <netinet/in.h>],
1320 [int on=1;
1321 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1322         [ac_cv_setsockopt_iprecverr=yes],
1323         [ac_cv_setsockopt_iprecverr=no])])
1324
1325 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1326       [AC_DEFINE([HAVE_SETSOCKOPT_IP_RECVERR], [1],
1327                  [define if we can receive socket errors via IP_RECVERR])])
1328
1329 PTHREAD_LIBS=error
1330 if test "x$MKAFS_OSTYPE" = OBSD; then
1331         PTHREAD_LIBS="-pthread"
1332 fi
1333 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1334         PTHREAD_LIBS="-pthread"
1335 fi
1336 if test "x$PTHREAD_LIBS" = xerror; then
1337         AC_CHECK_LIB(pthread, pthread_attr_init,
1338                 PTHREAD_LIBS="-lpthread")
1339 fi
1340 if test "x$PTHREAD_LIBS" = xerror; then
1341         AC_CHECK_LIB(pthreads, pthread_attr_init,
1342                 PTHREAD_LIBS="-lpthreads")
1343 fi
1344 if test "x$PTHREAD_LIBS" = xerror; then
1345         AC_CHECK_LIB(c_r, pthread_attr_init,
1346                 PTHREAD_LIBS="-lc_r")
1347 fi
1348 if test "x$PTHREAD_LIBS" = xerror; then
1349         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1350 fi
1351 if test "x$PTHREAD_LIBS" = xerror; then
1352         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1353         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1354                 PTHREAD_LIBS="-lpthread")
1355 fi
1356 if test "x$PTHREAD_LIBS" = xerror; then
1357         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1358 fi
1359 AC_SUBST(PTHREAD_LIBS)
1360
1361 HOST_CPU="$host_cpu"
1362
1363 if test "x$with_bsd_kernel_headers" != "x"; then
1364         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1365 else
1366         BSD_KERNEL_PATH="/usr/src/sys"
1367 fi
1368
1369 if test "x$with_bsd_kernel_build" != "x"; then
1370         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1371 else
1372         case $AFS_SYSNAME in
1373                 *_fbsd_*)
1374                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1375                         ;;
1376                 *_nbsd*)
1377                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1378         esac
1379 fi
1380
1381 # Fast restart
1382 if test "$enable_supergroups" = "yes"; then
1383         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1384 fi
1385
1386 if test "$enable_bitmap_later" = "yes"; then
1387         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1388 fi
1389
1390 if test "$enable_unix_sockets" = "yes"; then
1391         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1392         USE_UNIX_SOCKETS="yes"
1393 else
1394         USE_UNIX_SOCKETS="no"
1395 fi
1396 AC_SUBST(USE_UNIX_SOCKETS)
1397
1398 if test "$enable_namei_fileserver" = "yes"; then
1399         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1400         VFSCK=""
1401 else
1402         if test "$enable_namei_fileserver" = "default"; then
1403                 case $host in
1404                         *-solaris2.10*)
1405                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1406                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1407                                 VFSCK=""
1408                                 ;;
1409                         *-solaris2.11*)
1410                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1411                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1412                                 VFSCK=""
1413                                 ;;
1414                         *)
1415                                 VFSCK="vfsck"
1416                                 ;;
1417                 esac
1418         else
1419                 VFSCK="vfsck"
1420         fi
1421 fi
1422
1423 dnl check for tivoli
1424 AC_MSG_CHECKING(for tivoli tsm butc support)
1425 XBSA_CFLAGS=""
1426 if test "$enable_tivoli_tsm" = "yes"; then
1427         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1428         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1429         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1430         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1431         XBSADIR5=/usr/tivoli/tsm/client/api/bin64/sample
1432         XBSADIR6=/opt/tivoli/tsm/client/api/bin64/sample
1433
1434         if test -r "$XBSADIR3/dsmapifp.h"; then
1435                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1436                 XBSA_XLIBS="-ldl"
1437                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1438         elif test -r "$XBSADIR4/dsmapifp.h"; then
1439                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1440                 XBSA_XLIBS="-ldl"
1441                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1442         elif test -r "$XBSADIR5/dsmapifp.h"; then
1443                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR5"
1444                 XBSA_XLIBS="-ldl"
1445                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1446         elif test -r "$XBSADIR6/dsmapifp.h"; then
1447                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR6"
1448                 XBSA_XLIBS="-ldl"
1449                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1450         elif test -r "$XBSADIR1/xbsa.h"; then
1451                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1452                 XBSA_XLIBS=""
1453                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1454         elif test -r "$XBSADIR2/xbsa.h"; then
1455                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1456                 XBSA_XLIBS=""
1457                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1458         else
1459                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1460         fi
1461 else
1462         AC_MSG_RESULT([no])
1463 fi
1464 AC_SUBST(XBSA_CFLAGS)
1465 AC_SUBST(XBSA_XLIBS) 
1466 XLIBS="$XBSA_XLIBS $XLIBS"
1467
1468 dnl checks for header files.
1469 AC_HEADER_STDC
1470 AC_HEADER_SYS_WAIT
1471 AC_HEADER_DIRENT
1472 AC_CHECK_HEADERS([ \
1473                    arpa/inet.h \
1474                    arpa/nameser.h \
1475                    curses.h\
1476                    direct.h \
1477                    errno.h \
1478                    fcntl.h \
1479                    grp.h \
1480                    math.h \
1481                    mntent.h \
1482                    ncurses.h \
1483                    ncurses/ncurses.h \
1484                    netdb.h \
1485                    netinet/in.h \
1486                    pthread_np.h \
1487                    pwd.h \
1488                    regex.h \
1489                    security/pam_appl.h \
1490                    signal.h \
1491                    stdint.h \
1492                    stdio_ext.h \
1493                    stdlib.h \
1494                    string.h \
1495                    strings.h \
1496                    sys/bitypes.h \
1497                    sys/bswap.h \
1498                    sys/dk.h \
1499                    sys/fcntl.h \
1500                    sys/file.h \
1501                    sys/fs_types.h \
1502                    sys/fstyp.h \
1503                    sys/ioctl.h \
1504                    sys/ipc.h \
1505                    sys/lockf.h \
1506                    sys/map.h \
1507                    sys/mount.h \
1508                    sys/mntent.h \
1509                    sys/mnttab.h \
1510                    sys/pag.h \
1511                    sys/param.h \
1512                    sys/resource.h \
1513                    sys/select.h \
1514                    sys/statfs.h \
1515                    sys/statvfs.h \
1516                    sys/socket.h \
1517                    sys/sysctl.h \
1518                    sys/time.h \
1519                    sys/types.h \
1520                    sys/uio.h \
1521                    sys/un.h \
1522                    sys/vfs.h \
1523                    syslog.h \
1524                    termios.h \
1525                    time.h \
1526                    ucontext.h \
1527                    unistd.h \
1528                    windows.h \
1529                 ])
1530
1531 AC_CHECK_HEADERS([resolv.h], [], [], [AC_INCLUDES_DEFAULT
1532 #ifdef HAVE_NETINET_IN_H
1533 # include <netinet/in.h>
1534 #endif])
1535
1536 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1537 #ifdef HAVE_SYS_SOCKET_H
1538 # include <sys/socket.h>
1539 #endif])
1540
1541 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1542 #ifdef HAVE_SYS_SOCKET_H
1543 # include <sys/socket.h>
1544 #endif
1545 #ifdef HAVE_NETINET_IN_H
1546 # include <netinet/in.h>
1547 #endif
1548 #ifdef HAVE_NET_IF_H
1549 # include <net/if.h>
1550 #endif])
1551
1552 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1553 #ifdef HAVE_SECURITY_PAM_APPL_H
1554 # include <security/pam_appl.h>
1555 #endif])
1556
1557 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1558
1559 AC_CHECK_TYPES([fsblkcnt_t],,,[
1560 #include <sys/types.h>
1561 #ifdef HAVE_SYS_BITYPES_H
1562 #include <sys/bitypes.h>
1563 #endif
1564 #ifdef HAVE_SYS_STATFS_H
1565 #include <sys/statfs.h>
1566 #endif
1567 #ifdef HAVE_SYS_STATVFS_H
1568 #include <sys/statvfs.h>
1569 #endif
1570 ])
1571
1572 dnl see what struct stat has for timestamps
1573 AC_CHECK_MEMBERS([struct stat.st_ctimespec, struct stat.st_ctimensec])
1574
1575 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1576
1577 if test "$enable_debug_locks" = yes; then
1578         AC_DEFINE(OPR_DEBUG_LOCKS, 1, [turn on lock debugging in opr])
1579 fi
1580
1581 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1582         HAVE_PAM="YES"
1583 else
1584         HAVE_PAM="no"
1585 fi
1586 AC_SUBST(HAVE_PAM)
1587
1588 if test "$enable_login" = yes; then
1589         BUILD_LOGIN="yes"
1590 else
1591         BUILD_LOGIN="no"
1592 fi
1593 AC_SUBST(BUILD_LOGIN)
1594
1595 if test "$enable_kauth" = yes; then
1596         INSTALL_KAUTH="yes"
1597 else
1598         INSTALL_KAUTH="no"
1599 fi
1600 AC_SUBST(INSTALL_KAUTH)
1601
1602 AC_CHECK_FUNCS([ \
1603         arc4random \
1604         closelog \
1605         fcntl \
1606         fseeko64 \
1607         ftello64 \
1608         getcwd \
1609         getegid \
1610         geteuid \
1611         getgid \
1612         getuid \
1613         getrlimit \
1614         issetugid \
1615         mkstemp \
1616         openlog \
1617         poll \
1618         pread \
1619         preadv \
1620         preadv64 \
1621         pwrite \
1622         pwritev \
1623         pwritev64 \
1624         regcomp \
1625         regerror \
1626         regexec \
1627         setitimer \
1628         setvbuf \
1629         sigaction \
1630         strcasestr \
1631         strerror \
1632         sysconf \
1633         sysctl \
1634         syslog \
1635         tdestroy \
1636         timegm \
1637 ])
1638
1639 OPENAFS_ROKEN()
1640 OPENAFS_HCRYPTO()
1641 OPENAFS_CURSES()
1642 OPENAFS_C_ATTRIBUTE()
1643 OPENAFS_C_PRAGMA()
1644
1645 dnl Functions that Heimdal's libroken provides, but that we
1646 dnl haven't found a need for yet, and so haven't imported
1647 AC_CHECK_FUNCS([ \
1648         chown \
1649         fchown \
1650         gethostname \
1651         lstat \
1652         inet_aton \
1653         putenv \
1654         readv \
1655         setenv \
1656         strdup \
1657         strftime \
1658         strndup \
1659         strsep \
1660         unsetenv \
1661 ])
1662
1663 dnl Functions that are in objects that we always build from libroken
1664 AC_CHECK_FUNCS([ \
1665         asprintf \
1666         asnprintf \
1667         vasprintf \
1668         vasnprintf \
1669         vsnprintf \
1670         snprintf \
1671 ])
1672
1673 dnl Functions that we're going to try and get from libroken
1674 AC_REPLACE_FUNCS([ \
1675         daemon \
1676         ecalloc \
1677         emalloc \
1678         erealloc \
1679         err \
1680         errx \
1681         flock \
1682         freeaddrinfo \
1683         gai_strerror \
1684         getaddrinfo \
1685         getdtablesize \
1686         getnameinfo \
1687         getopt \
1688         getprogname \
1689         gettimeofday \
1690         inet_ntop \
1691         inet_pton \
1692         localtime_r \
1693         mkstemp \
1694         setenv \
1695         setprogname \
1696         strcasecmp \
1697         strlcat \
1698         strnlen \
1699         strlcpy \
1700         strsep \
1701         tdelete \
1702         tfind \
1703         tsearch \
1704         twalk \
1705         unsetenv \
1706         verr \
1707         verrx \
1708         vsyslog \
1709         vwarn \
1710         vwarnx \
1711         warn \
1712         warnx \
1713 ])
1714
1715 dnl Headers that we're going to try and get from libroken
1716 AC_CHECK_HEADERS([ \
1717         err.h \
1718         search.h \
1719 ])
1720
1721 AC_CHECK_DECLS([h_errno], [], [], [
1722 #include <sys/types.h>
1723 #ifdef HAVE_NETDB_H
1724 #include <netdb.h>
1725 #endif
1726 ])
1727
1728 AC_HEADER_TIME
1729
1730 ROKEN_HEADERS=
1731 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1732       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1733       [])
1734 AC_SUBST(ROKEN_HEADERS)
1735
1736 dnl Stuff that's harder ...
1737 AC_MSG_CHECKING([for bswap16])
1738 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1739 #ifdef HAVE_SYS_TYPES_H
1740 #include <sys/types.h>
1741 #endif
1742 #ifdef HAVE_SYS_BSWAP_H
1743 #include <sys/bswap.h>
1744 #endif
1745 ],
1746 [short a, b; b = bswap16(a); ])],
1747 [AC_MSG_RESULT(yes)
1748  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1749 ],
1750 [AC_MSG_RESULT(no)])
1751
1752 AC_MSG_CHECKING([for bswap32])
1753 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1754 #include <sys/types.h>
1755 #endif
1756 #ifdef HAVE_SYS_BSWAP_H
1757 #include <sys/bswap.h>
1758 #endif
1759 ],
1760 [int a, b; b = bswap32(a); ])],
1761 [AC_MSG_RESULT(yes)
1762  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1763 ],
1764 [AC_MSG_RESULT(no)])
1765
1766 case $AFS_SYSNAME in
1767 *hp_ux* | *hpux*)
1768    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1769    ;;
1770 *)
1771    AC_MSG_CHECKING([for positional I/O])
1772    if test "$ac_cv_func_pread" = "yes" && \
1773            test "$ac_cv_func_pwrite" = "yes"; then
1774       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1775       AC_MSG_RESULT(yes)
1776    else
1777      AC_MSG_RESULT(no)
1778    fi
1779    AC_MSG_CHECKING([for vectored positional I/O])
1780    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1781                "$ac_cv_func_pwritev" = "yes" -a \
1782                "$ac_cv_func_preadv64" = "yes" -a \
1783                "$ac_cv_func_pwritev64" = "yes"],
1784          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1785           AC_MSG_RESULT(yes)],
1786          [AC_MSG_RESULT(no)])
1787    ;;
1788 esac
1789
1790 AC_MSG_CHECKING([for POSIX regex library])
1791 if test "$ac_cv_header_regex_h" = "yes" && \
1792         test "$ac_cv_func_regcomp" = "yes" && \
1793         test "$ac_cv_func_regexec" = "yes" && \
1794         test "$ac_cv_func_regerror" = "yes"; then
1795     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1796     AC_MSG_RESULT(yes)
1797 else
1798     AC_MSG_RESULT(no)
1799 fi
1800
1801 dnl Look for "non-portable" pthreads functions.
1802 save_LIBS="$LIBS"
1803 LIBS="$LIBS $PTHREAD_LIBS"
1804 AC_CHECK_FUNCS([ \
1805         pthread_set_name_np \
1806         pthread_setname_np \
1807 ])
1808
1809 dnl Sadly, there are three different versions of pthread_setname_np.
1810 dnl Try to cater for all of them.
1811 if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
1812     AC_MSG_CHECKING([for signature of pthread_setname_np])
1813     AC_TRY_COMPILE([
1814 #include <pthread.h>
1815 #ifdef HAVE_PTHREAD_NP_H
1816 #include <pthread_np.h>
1817 #endif
1818 ], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
1819         AC_MSG_RESULT([three arguments])
1820         pthread_setname_np_args=3], [
1821         AC_TRY_COMPILE([
1822 #include <pthread.h>
1823 #ifdef HAVE_PTHREAD_NP_H
1824 #include <pthread_np.h>
1825 #endif
1826 ], [pthread_setname_np(pthread_self(), "test")], [
1827             AC_MSG_RESULT([two arguments])
1828             pthread_setname_np_args=2], [
1829             AC_TRY_COMPILE([
1830 #include <pthread.h>
1831 #ifdef HAVE_PTHREAD_NP_H
1832 #include <pthread_np.h>
1833 #endif
1834 ], [pthread_setname_np("test")], [
1835                 AC_MSG_RESULT([one argument])
1836                 pthread_setname_np_args=1], [pthread_setname_np_args=0])
1837 ])
1838 ])
1839 AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
1840 fi
1841 LIBS="$save_LIBS"
1842
1843 openafs_cv_saved_CFLAGS="$CFLAGS"
1844 CFLAGS="$CFLAGS $XCFLAGS_NOCHECKING"
1845
1846 AC_TYPE_SIGNAL
1847 OPENAFS_RETSIGTYPE
1848 AC_CHECK_SIZEOF(void *)
1849 AC_CHECK_SIZEOF(unsigned long long)
1850 AC_CHECK_SIZEOF(unsigned long)
1851 AC_CHECK_SIZEOF(unsigned int)
1852 AC_TYPE_INTPTR_T
1853 AC_TYPE_UINTPTR_T
1854 AC_TYPE_SSIZE_T
1855 AC_CHECK_TYPE([sig_atomic_t],[],
1856     [AC_DEFINE([sig_atomic_t], [int],
1857         [Define to int if <signal.h> does not define.])],
1858 [#include <sys/types.h>
1859 #include <signal.h>])
1860 AC_CHECK_TYPE([socklen_t],[],
1861     [AC_DEFINE([socklen_t], [int],
1862         [Define to int if <sys/socket.h> does not define.])],
1863 [#include <sys/types.h>
1864 #include <sys/socket.h>])
1865 AC_CHECK_TYPES(off64_t)
1866 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1867 AC_CHECK_TYPES([struct winsize], [], [], [
1868 #ifdef HAVE_TERMIOS_H
1869 # include <termios.h>
1870 #else
1871 # include <sys/termios.h>
1872 #endif
1873 #include <sys/ioctl.h>])
1874 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1875                 struct sockaddr_storage],
1876                [], [], [
1877 #include <sys/types.h>
1878 #include <sys/socket.h>
1879 ])
1880 AC_CHECK_TYPES([sa_family_t], [], [], [
1881 #include <sys/types.h>
1882 #include <sys/socket.h>
1883 ])
1884 AC_CHECK_TYPES([struct addrinfo], [], [], [
1885 #include <sys/types.h>
1886 #ifdef HAVE_NETDB_H
1887 #include <netdb.h>
1888 #endif
1889 ])
1890 AC_CHECK_TYPES([long long], [], [], [])
1891
1892 AC_SIZEOF_TYPE(long)
1893
1894 CFLAGS="$openafs_cv_saved_CFLAGS"
1895
1896 RRA_HEADER_PAM_CONST
1897
1898
1899 dnl Directory PATH handling
1900 if test "x$enable_transarc_paths" = "xyes"  ; then 
1901     afsconfdir=${afsconfdir=/usr/afs/etc}
1902     viceetcdir=${viceetcdir=/usr/vice/etc}
1903     afskerneldir=${afskerneldir=${viceetcdir}}
1904     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1905     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1906     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1907     afsdbdir=${afsdbdir=/usr/afs/db}
1908     afslogsdir=${afslogsdir=/usr/afs/logs}
1909     afslocaldir=${afslocaldir=/usr/afs/local}
1910     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1911     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1912     afsdatadir=${afsdatadir=/usr/vice/etc}
1913 else 
1914     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1915     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1916     afskerneldir=${afskerneldir='${libdir}/openafs'}
1917     afssrvbindir=${afssrvbindir='${bindir}'}
1918     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1919     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1920     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1921     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1922     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1923     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1924     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1925     afsdatadir=${afsdatadir='${datadir}/openafs'}
1926 fi
1927 AC_SUBST(afsconfdir)
1928 AC_SUBST(viceetcdir)
1929 AC_SUBST(afskerneldir)
1930 AC_SUBST(afssrvbindir)
1931 AC_SUBST(afssrvsbindir)
1932 AC_SUBST(afssrvlibexecdir)
1933 AC_SUBST(afsdbdir)
1934 AC_SUBST(afslogsdir)
1935 AC_SUBST(afslocaldir)
1936 AC_SUBST(afsbackupdir)
1937 AC_SUBST(afsbosconfigdir)
1938 AC_SUBST(afsdatadir)
1939
1940 if test "x$enable_kernel_module" = "xyes"; then
1941 ENABLE_KERNEL_MODULE=libafs
1942 fi
1943
1944 if test "x$enable_pthreaded_ubik" = "xyes"; then
1945 ENABLE_PTHREADED_UBIK=yes
1946 fi
1947
1948 AC_SUBST(VFSCK)
1949 AC_SUBST(AFS_SYSNAME)
1950 AC_SUBST(AFS_PARAM_COMMON)
1951 AC_SUBST(ENABLE_KERNEL_MODULE)
1952 AC_SUBST(ENABLE_PTHREADED_UBIK)
1953 AC_SUBST(LIB_AFSDB)
1954 AC_SUBST(LINUX_KERNEL_PATH)
1955 AC_SUBST(LINUX_KERNEL_BUILD)
1956 AC_SUBST(HOST_CPU)
1957 AC_SUBST(BSD_KERNEL_PATH)
1958 AC_SUBST(BSD_KERNEL_BUILD)
1959 AC_SUBST(LINUX_VERSION)
1960 AC_SUBST(MKAFS_OSTYPE)
1961 AC_SUBST(TOP_OBJDIR)
1962 AC_SUBST(TOP_SRCDIR)
1963 AC_SUBST(TOP_INCDIR)
1964 AC_SUBST(TOP_LIBDIR)
1965 AC_SUBST(DEST)
1966 AC_SUBST(DARWIN_INFOFILE)
1967 AC_SUBST(IRIX_BUILD_IP35)
1968 AC_SUBST(HTML_XSL)
1969 AC_SUBST(XSLTPROC)
1970 AC_SUBST(DOCBOOK2PDF)
1971 AC_SUBST(DOCBOOK_STYLESHEETS)
1972
1973 OPENAFS_FUSE
1974 OPENAFS_SWIG
1975
1976 TOP_SRCDIR="${srcdir}/src"
1977 dnl
1978 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1979 dnl
1980 case $TOP_SRCDIR in
1981         /*)
1982                 ;;
1983         *)
1984                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1985                 ;;
1986 esac
1987
1988 TOP_OBJDIR="${SRCDIR_PARENT}"
1989 TOP_INCDIR="${SRCDIR_PARENT}/include"
1990 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1991 if test "${DEST}x" = "x"; then
1992         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1993 fi
1994
1995 if test "x$with_crosstools_dir" != "x"; then
1996         if test -f "$with_crosstools_dir/rxgen" -a -f "$with_crosstools_dir/compile_et" -a -f "$with_crosstools_dir/config"; then
1997                 COMPILE_ET_PATH=$with_crosstools_dir/compile_et
1998                 CONFIGTOOL_PATH=$with_crosstools_dir/config
1999                 RXGEN_PATH=$with_crosstools_dir/rxgen
2000         else
2001                 AC_MSG_ERROR(Tools not found in $with_crosstools_dir)
2002                 exit 1
2003         fi
2004 else
2005         COMPILE_ET_PATH="${SRCDIR_PARENT}/src/comerr/compile_et"
2006         CONFIGTOOL_PATH="${SRCDIR_PARENT}/src/config/config"
2007         RXGEN_PATH="${SRCDIR_PARENT}/src/rxgen/rxgen"
2008 fi
2009 AC_SUBST(COMPILE_ET_PATH)
2010 AC_SUBST(CONFIGTOOL_PATH)
2011 AC_SUBST(RXGEN_PATH)
2012
2013 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
2014 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
2015 AC_SUBST(HELPER_SPLINT)
2016 AC_SUBST(HELPER_SPLINTCFG)
2017
2018 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
2019
2020 dnl Check to see if crypt lives in a different library
2021 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
2022 AC_SUBST(LIB_crypt)
2023
2024 dnl Check to see if the compiler support labels in structs
2025 AC_MSG_CHECKING(for label support in structs)
2026 AC_TRY_COMPILE([], [
2027 extern void osi_UFSOpen(void);
2028 struct labeltest {
2029    void (*open) (void);
2030 };
2031 struct labeltest struct_labeltest = {
2032    .open       = osi_UFSOpen,
2033 }
2034 ],
2035 [AC_MSG_RESULT(yes)
2036  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
2037 ],
2038 [AC_MSG_RESULT(no)
2039 ])
2040
2041 AC_MSG_CHECKING([checking for dirfd])
2042 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
2043 #ifdef HAVE_DIRENT_H
2044 #include <dirent.h>
2045 #endif
2046 ]],
2047         [[DIR *d = 0; dirfd(d);]])],
2048         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
2049 if test "$ac_rk_have_dirfd" = "yes" ; then
2050         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
2051 fi
2052 AC_MSG_RESULT($ac_rk_have_dirfd)
2053
2054 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
2055 #ifdef HAVE_DIRENT_H
2056 #include <dirent.h>
2057 #endif])
2058
2059 OPENAFS_HAVE_STRUCT_FIELD(struct rusage, ru_idrss,
2060 [#ifdef HAVE_SYS_RESOURCE_H
2061 #include <sys/resource.h>
2062 #endif])
2063
2064 dnl Check for UUID library
2065 AC_CHECK_HEADERS([uuid/uuid.h])
2066 AC_CHECK_LIB(uuid, uuid_generate, LIBS_uuid="-luuid")
2067 AC_CHECK_FUNCS([uuid_generate])
2068 ])
2069
2070