Windows: GetResourceParent processing for \\afs
[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 dnl General feature options.
78 AC_ARG_ENABLE([pam],
79     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
80     ,
81     [enable_pam="yes"])
82 AC_ARG_ENABLE([gtx],
83     AS_HELP_STRING([--disable-gtx], [disable gtx curses-based terminal tools]))
84 AC_ARG_ENABLE([uss],
85     AS_HELP_STRING([--disable-uss], [disable uss bulk creation tool]))
86 AC_ARG_ENABLE([namei-fileserver],
87     [AS_HELP_STRING([--enable-namei-fileserver],
88         [force compilation of namei fileserver in preference to inode
89          fileserver])],
90     , 
91     [enable_namei_fileserver="default"])
92 AC_ARG_ENABLE([supergroups],
93     [AS_HELP_STRING([--enable-supergroups],
94         [enable support for nested pts groups])],
95     , 
96     [enable_supergroups="no"])
97 AC_ARG_ENABLE([bitmap-later],
98     [AS_HELP_STRING([--enable-bitmap-later],
99         [enable fast startup of file server by not reading bitmap till
100          needed])],
101     , 
102     [enable_bitmap_later="no"])
103 AC_ARG_ENABLE([unix-sockets],
104     [AS_HELP_STRING([--disable-unix-sockets],
105         [disable use of unix domain sockets for fssync (defaults to enabled)])],
106     ,
107     [enable_unix_sockets="yes"])
108 AC_ARG_ENABLE([tivoli-tsm],
109     [AS_HELP_STRING([--enable-tivoli-tsm],
110         [enable use of the Tivoli TSM API libraries for butc support])],
111     , 
112     [enable_tivoli_tsm="no"])
113 AC_ARG_ENABLE([pthreaded-ubik],
114     [AS_HELP_STRING([--enable-pthreaded-ubik],
115         [enable installation of pthreaded ubik applications (defaults to
116          disabled)])],
117     ,
118     [enable_pthreaded_ubik="no"])
119
120 dnl Kernel module build options.
121 AC_ARG_WITH([linux-kernel-headers],
122     [AS_HELP_STRING([--with-linux-kernel-headers=path],
123         [use the kernel headers found at path (optional, defaults to
124          /lib/modules/`uname -r`/build, then /lib/modules/`uname -r`/source,
125          then /usr/src/linux-2.4, and lastly /usr/src/linux)])])
126 AC_ARG_WITH([linux-kernel-build],
127     [AS_HELP_STRING([--with-linux-kernel-build=path],
128         [use the kernel build found at path(optional, defaults to 
129         kernel headers path)])])
130 AC_ARG_WITH([bsd-kernel-headers],
131     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
132         [use the kernel headers found at path (optional, defaults to
133          /usr/src/sys)])])
134 AC_ARG_WITH([bsd-kernel-build],
135     [AS_HELP_STRING([--with-bsd-kernel-build=path], 
136         [use the kernel build found at path (optional, defaults to
137          KSRC/i386/compile/GENERIC)])])
138 AC_ARG_WITH([linux-kernel-packaging],
139     [AS_HELP_STRING([--with-linux-kernel-packaging],
140         [use standard naming conventions to aid Linux kernel build packaging
141          (disables MPS, sets the kernel module name to openafs.ko, and
142          installs kernel modules into the standard Linux location)])],
143     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
144      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
145     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
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 Optimization and debugging flags.
166 AC_ARG_ENABLE([strip-binaries],
167     [AS_HELP_STRING([--disable-strip-binaries],
168         [disable stripping of symbol information from binaries (defaults to
169          enabled)])],
170     ,
171     [enable_strip_binaries="maybe"])
172 AC_ARG_ENABLE([debug],
173     [AS_HELP_STRING([--enable-debug],
174         [enable compilation of the user space code with debugging information
175          (defaults to disabled)])],
176     , 
177     [enable_debug="no"])
178 AC_ARG_ENABLE([optimize],
179     [AS_HELP_STRING([--disable-optimize],
180         [disable optimization for compilation of the user space code (defaults
181          to enabled)])],
182     , 
183     [enable_optimize="yes"])
184 AC_ARG_ENABLE([warnings],
185     [AS_HELP_STRING([--enable-warnings],
186         [enable compilation warnings when building with gcc (defaults to
187          disabled)])],
188     ,
189     [enable_warnings="no"])
190 AC_ARG_ENABLE([checking],
191     [AS_HELP_STRING([--enable-checking],
192         [turn compilation warnings into errors when building with gcc (defaults
193          to disabled)])],
194     [enable_checking="$enableval"],
195     [enable_checking="no"])
196 AC_ARG_ENABLE([debug-locks],
197     [AS_HELP_STRING([--enable-debug-locks],
198         [turn on lock debugging assertions (defaults to disabled)])],
199     [enable_debug_locks="$enableval"],
200     [enable_debug_locks="no"])
201 AC_ARG_ENABLE([debug-kernel],
202     [AS_HELP_STRING([--enable-debug-kernel],
203         [enable compilation of the kernel module with debugging information
204          (defaults to disabled)])],
205     ,
206     [enable_debug_kernel="no"])
207 AC_ARG_ENABLE([optimize-kernel],
208     [AS_HELP_STRING([--disable-optimize-kernel],
209         [disable compilation of the kernel module with optimization (defaults
210          based on platform)])],
211     , 
212     [enable_optimize_kernel=""])
213 AC_ARG_ENABLE([debug-lwp],
214     [AS_HELP_STRING([--enable-debug-lwp],
215         [enable compilation of the LWP code with debugging information
216          (defaults to disabled)])],
217     ,
218     [enable_debug_lwp="no"])
219 AC_ARG_ENABLE([optimize-lwp],
220     [AS_HELP_STRING([--disable-optimize-lwp],
221         [disable optimization for compilation of the LWP code (defaults to
222          enabled)])],
223     ,
224     [enable_optimize_lwp="yes"])
225 AC_ARG_ENABLE([debug-pam],
226     [AS_HELP_STRING([--enable-debug-pam],
227         [enable compilation of the PAM code with debugging information
228          (defaults to disabled)])],
229     ,
230     [enable_debug_pam="no"])
231 AC_ARG_ENABLE([optimize-pam],
232     [AS_HELP_STRING([--disable-optimize-pam],
233         [disable optimization for compilation of the PAM code (defaults to
234          enabled)])],
235     ,
236     [enable_optimize_pam="yes"])
237 AC_ARG_ENABLE([linux-syscall-probing],
238     [AS_HELP_STRING([--enable-linux-syscall-probing],
239         [enable Linux syscall probing (defaults to autodetect)])],
240     ,
241     [enable_linux_syscall_probing="maybe"])
242 AC_ARG_WITH([crosstools-dir],
243     [AS_HELP_STRING([--with-crosstools-dir=path], [use path for native versions of rxgen, compile_et and config])])
244     
245 AC_ARG_WITH([xslt-processor],
246         AS_HELP_STRING([--with-xslt-processor=ARG],
247         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
248         [XSLTPROC="$withval"],
249         AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo]))
250
251 AC_ARG_WITH([html-xsl], 
252         AS_HELP_STRING([--with-html-xsl],
253         [build HTML documentation using this stylesheet (default is html/chunk.dsl; specify either html/chunk.xsl or html/docbook.xsl)]),
254         [HTML_XSL="$withval"],
255         [HTML_XSL="html/chunk.xsl"])
256
257 AC_ARG_WITH([docbook2pdf],
258         AS_HELP_STRING([--with-docbook2pdf=ARG],
259         [which Docbook to PDF utility to use (possible choices are: fop, dblatex, docbook2pdf)]),
260         [DOCBOOK2PDF="$withval"],
261         AC_CHECK_PROGS([DOCBOOK2PDF], [fop dblatex docbook2pdf], [echo]))
262
263 AC_ARG_WITH([docbook-stylesheets],
264         AS_HELP_STRING([--with-docbook-stylesheets=ARG],
265         [location of DocBook stylesheets (default is to search a set of likely paths)]),
266         [DOCBOOK_STYLESHEETS="$withval"],
267         OPENAFS_SEARCH_DIRLIST([DOCBOOK_STYLESHEETS], [/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/xml/docbook/xsl-stylesheets /usr/share/sgml/docbook/docbook-xsl-stylesheets /usr/share/sgml/docbook/xsl-stylesheets /usr/share/docbook-xsl /usr/share/sgml/docbkxsl /usr/local/share/xsl/docbook /sw/share/xml/xsl/docbook-xsl /opt/local/share/xsl/docbook-xsl], [$HTML_XSL])
268         if test "x$DOCBOOK_STYLESHEETS" = "x"; then
269                 AC_WARN([Docbook stylesheets not found; some documentation can't be built])
270         fi)
271
272 enable_login="no"
273
274 dnl Check whether kindlegen exists.  If not, we'll suppress that part of the
275 dnl documentation build.
276 AC_CHECK_PROGS([KINDLEGEN], [kindlegen])
277
278 dnl weird ass systems
279 dnl AC_AIX
280 AC_ISC_POSIX
281 dnl AC_MINIX
282
283 dnl Various compiler setup.
284 AC_TYPE_PID_T
285 AC_TYPE_SIZE_T
286
287 dnl Checks for programs.
288 AC_PROG_INSTALL
289 AC_PROG_LN_S
290 AC_PROG_RANLIB
291 AC_PROG_YACC
292 AM_PROG_LEX
293 dnl if we are flex, be lex-compatible
294 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
295
296 OPENAFS_FORCE_ABS_INSTALL
297 OPENAFS_CHECK_BIGENDIAN
298 OPENAFS_PRINTF_TAKES_Z_LEN
299
300 AC_MSG_CHECKING(your OS)
301 system=$host
302 case $system in
303         *-linux*)
304
305                 MKAFS_OSTYPE=LINUX
306                 if test "x$enable_redhat_buildsys" = "xyes"; then
307                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
308                 fi
309                 if test "x$enable_kernel_module" = "xyes"; then
310                  if test "x$with_linux_kernel_headers" != "x"; then
311                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
312                  else
313                    for utsdir in "/lib/modules/`uname -r`/build" \
314                                  "/lib/modules/`uname -r`/source" \
315                                  "/usr/src/linux-2.4" \
316                                  "/usr/src/linux"; do
317                      LINUX_KERNEL_PATH="$utsdir"
318                      for utsfile in "include/generated/utsrelease.h" \
319                                     "include/linux/utsrelease.h" \
320                                     "include/linux/version.h" \
321                                     "include/linux/version-up.h"; do
322                        if grep "UTS_RELEASE" "$utsdir/$utsfile" >/dev/null 2>&1; then
323                          break 2
324                        fi
325                      done
326                    done
327                  fi
328                  if test "x$with_linux_kernel_build" != "x"; then
329                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
330                  else
331                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
332                  fi
333                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
334                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
335                    LINUX_VERSION="$linux_kvers"
336                  else
337                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
338                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
339                      LINUX_VERSION="$linux_kvers"
340                    else
341                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
342                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
343                        if test "x$linux_kvers" = "x"; then
344                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
345                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
346                            if test "x$linux_kvers" = "x"; then
347                              AC_MSG_ERROR(Linux headers lack version definition [2])
348                              exit 1
349                            else
350                              LINUX_VERSION="$linux_kvers"
351                            fi
352                          else
353                            AC_MSG_ERROR(Linux headers lack version definition)
354                            exit 1
355                          fi
356                        else
357                          LINUX_VERSION="$linux_kvers"
358                        fi
359                      else
360                        enable_kernel_module="no"
361                      fi
362                    fi
363                  fi
364                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
365                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
366                      enable_kernel_module="no"
367                  fi
368                  if test "x$enable_kernel_module" = "xno"; then
369                   if test "x$with_linux_kernel_headers" != "x"; then
370                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
371                    exit 1
372                   else
373                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
374                   fi
375                  fi
376                  dnl do we need to determine SUBARCH from autoconf.h
377                  SUBARCH=default
378                 fi
379                 AC_MSG_RESULT(linux)
380                 if test "x$enable_kernel_module" = "xyes"; then
381                  case "$LINUX_VERSION" in
382                   2.2.*) AFS_SYSKVERS=22 ;;
383                   2.4.*) AFS_SYSKVERS=24 ;;
384                   2.6.* | 3.*) AFS_SYSKVERS=26 ;;
385                   *) AC_MSG_ERROR(Couldn't guess your Linux version [2]) ;;
386                  esac
387                 fi
388                 ;;
389         *-solaris*)
390                 MKAFS_OSTYPE=SOLARIS
391                 AC_MSG_RESULT(sun4)
392                 AC_PATH_PROG(SOLARISCC, [cc], ,
393                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin:/opt/solarisstudio12.3/bin:/opt/solstudio12.2/bin:/opt/sunstudio12.1/bin])
394                 if test "x$SOLARISCC" = "x" ; then
395                     AC_MSG_FAILURE(Could not find the solaris cc program.  Please define the environment variable SOLARISCC to specify the path.)
396                 fi
397                 SOLARIS_UFSVFS_HAS_DQRWLOCK
398                 SOLARIS_FS_HAS_FS_ROLLED
399                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
400                 ;;
401         *-sunos*)
402                 MKAFS_OSTYPE=SUNOS
403                 enable_kernel_module=no
404                 AC_MSG_RESULT(sun4)
405                 ;;
406         *-hpux*)
407                 MKAFS_OSTYPE=HPUX
408                 AC_MSG_RESULT(hp_ux)
409                 if test -f "/usr/old/usr/include/ndir.h"; then
410                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
411                 fi
412                 ;;
413         *-irix*)
414                 if test -d /usr/include/sys/SN/SN1; then
415                  IRIX_BUILD_IP35="IP35"
416                 fi
417                 MKAFS_OSTYPE=IRIX
418                 AC_MSG_RESULT(sgi)
419                 ;;
420         *-aix*)
421                 MKAFS_OSTYPE=AIX
422                 AC_MSG_RESULT(rs_aix)
423                 ;;
424         arm-*-darwin*)
425                 MKAFS_OSTYPE=DARWIN
426                 AC_MSG_RESULT(arm_darwin)
427                 ;;
428         powerpc-*-darwin*)
429                 MKAFS_OSTYPE=DARWIN
430                 AC_MSG_RESULT(ppc_darwin)
431                 ;;
432         i386-*-darwin*)
433                 MKAFS_OSTYPE=DARWIN
434                 AC_MSG_RESULT(x86_darwin)
435                 ;;
436         x86_64-*-darwin*)
437                 MKAFS_OSTYPE=DARWIN
438                 AC_MSG_RESULT(x86_darwin)
439                 ;;
440         i386-*-freebsd*)
441                 MKAFS_OSTYPE=FBSD
442                 AC_MSG_RESULT(i386_fbsd)
443                 ;;
444         x86_64-*-freebsd*)
445                 MKAFS_OSTYPE=FBSD
446                 AC_MSG_RESULT(amd64_fbsd)
447                 ;;
448         *-netbsd*)
449                 MKAFS_OSTYPE=NBSD
450                 AC_MSG_RESULT(nbsd)
451                 ;;
452         x86_64-*-openbsd*)
453                 MKAFS_OSTYPE=OBSD
454                 AC_MSG_RESULT(amd64_obsd)
455                 ;;
456         i386-*-openbsd*)
457                 MKAFS_OSTYPE=OBSD
458                 AC_MSG_RESULT(i386_obsd)
459                 ;;
460         *-dragonfly*)
461                 MKAFS_OSTYPE=DFBSD
462                 AC_MSG_RESULT(i386_dfbsd)
463                 ;;
464         *)
465                 AC_MSG_RESULT($system)
466                 ;;
467 esac
468
469 if test "x$with_afs_sysname" != "x"; then
470         AFS_SYSNAME="$with_afs_sysname"
471 else
472         AC_MSG_CHECKING(your AFS sysname)
473         case $host in
474                 i?86-*-openbsd?.?)
475                         v=${host#*openbsd}
476                         vM=${v%.*}
477                         vm=${v#*.}
478                         AFS_SYSNAME="i386_obsd${vM}${vm}"
479                         ;;
480                 sparc64-*-openbsd?.?)
481                         v=${host#*openbsd}
482                         vM=${v%.*}
483                         vm=${v#*.}
484                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
485                         ;;
486                 x86_64-*-openbsd?.?)
487                         v=${host#*openbsd}
488                         vM=${v%.*}
489                         vm=${v#*.}
490                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
491                         ;;
492                 i?86-*-freebsd*.*)
493                         v=${host#*freebsd}
494                         vM=${v%.*}
495                         vm=${v#*.}
496                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
497                         ;;
498                 x86_64-*-freebsd*.*)
499                         v=${host#*freebsd}
500                         vM=${v%.*}
501                         vm=${v#*.}
502                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
503                         ;;
504                 i386-*-dragonfly?.*)
505                         v=${host#*dragonfly}
506                         vM=${v%.*}
507                         vm=${v#*.}
508                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
509                         ;;
510                 i?86-*-netbsd*1.6[[M-Z]]*)
511                         AFS_SYSNAME="i386_nbsd20"
512                         ;;
513                 powerpc-*-netbsd*1.6[[M-Z]]*)
514                         AFS_SYSNAME="ppc_nbsd20"
515                         ;;
516                 *-*-netbsd*)
517                         arch=${host%%-unknown*}
518                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
519                                                -e 's/powerpc/ppc/g')
520                         v=${host#*netbsd}
521                         v=${v#*aout}
522                         v=${v#*ecoff}
523                         v=${v#*elf}
524                         vM=${v%%.*}
525                         vM=${vM%.*}
526                         v=${v#*.}
527                         vm=${v%%.*}
528                         vm=${vm%.*}
529                         vm=${vm%%[[_A-Z]]*}
530                         if test $vm -eq 99 ; then
531                                 vM=$((vM+1))
532                         fi
533                         if test $vM -gt 1 ; then
534                                 vm=0
535                         fi
536                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
537                         ;;
538                 hppa*-hp-hpux11.0*)
539                         AFS_SYSNAME="hp_ux110"
540                         ;;
541                 hppa*-hp-hpux11.11)
542                         AFS_SYSNAME="hp_ux11i"
543                         ;;
544                 hppa*-hp-hpux11.23)
545                         AFS_SYSNAME="hp_ux1123"
546                         ;;
547                 ia64-hp-hpux11.22)
548                         AFS_SYSNAME="ia64_hpux1122"
549                         ;;
550                 ia64-hp-hpux*)
551                         AFS_SYSNAME="ia64_hpux1123"
552                         ;;
553                 hppa*-hp-hpux10*)
554                         AFS_SYSNAME="hp_ux102"
555                         ;;
556                 powerpc-apple-darwin7*)
557                         AFS_SYSNAME="ppc_darwin_70"
558                         OSXSDK="macosx10.3"
559                         ;;
560                 powerpc-apple-darwin8.*)
561                         AFS_SYSNAME="ppc_darwin_80"
562                         OSXSDK="macosx10.4"
563                         ;;
564                 i386-apple-darwin8.*)
565                         AFS_SYSNAME="x86_darwin_80"
566                         OSXSDK="macosx10.4"
567                         ;;
568                 powerpc-apple-darwin9.*)
569                         AFS_SYSNAME="ppc_darwin_90"
570                         OSXSDK="macosx10.5"
571                         ;;
572                 i386-apple-darwin9.*)
573                         AFS_SYSNAME="x86_darwin_90"
574                         OSXSDK="macosx10.5"
575                         ;;
576                 i?86-apple-darwin10.*)
577                         AFS_SYSNAME="x86_darwin_100"
578                         OSXSDK="macosx10.6"
579                         ;;
580                 x86_64-apple-darwin10.*)
581                         AFS_SYSNAME="x86_darwin_100"
582                         OSXSDK="macosx10.6"
583                         ;;
584                 arm-apple-darwin10.*)
585                         AFS_SYSNAME="arm_darwin_100"
586                         OSXSDK="iphoneos4.0"
587                         ;;
588                 x86_64-apple-darwin11.*)
589                         AFS_SYSNAME="x86_darwin_110"
590                         OSXSDK="macosx10.7"
591                         ;;
592                 i?86-apple-darwin11.*)
593                         AFS_SYSNAME="x86_darwin_110"
594                         OSXSDK="macosx10.7"
595                         ;;
596                 x86_64-apple-darwin12.*)
597                         AFS_SYSNAME="x86_darwin_120"
598                         OSXSDK="macosx10.8"
599                         ;;
600                 i?86-apple-darwin12.*)
601                         AFS_SYSNAME="x86_darwin_120"
602                         OSXSDK="macosx10.8"
603                         ;;
604                 sparc-sun-solaris2.8)
605                         AFS_SYSNAME="sun4x_58"
606                         ;;
607                 sparc-sun-solaris2.9)
608                         AFS_SYSNAME="sun4x_59"
609                         ;;
610                 sparc-sun-solaris2.10)
611                         AFS_SYSNAME="sun4x_510"
612                         ;;
613                 sparc-sun-solaris2.11)
614                         AFS_SYSNAME="sun4x_511"
615                         ;;
616                 i386-pc-solaris2.8)
617                         AFS_SYSNAME="sunx86_58"
618                         ;;
619                 i386-pc-solaris2.9)
620                         AFS_SYSNAME="sunx86_59"
621                         ;;
622                 i386-pc-solaris2.10)
623                         AFS_SYSNAME="sunx86_510"
624                         ;;
625                 i386-pc-solaris2.11)
626                         AFS_SYSNAME="sunx86_511"
627                         ;;
628                 alpha*-dec-osf4.0*)
629                         AFS_SYSNAME="alpha_dux40"
630                         ;;
631                 alpha*-dec-osf5.0*)
632                         AFS_SYSNAME="alpha_dux50"
633                         ;;
634                 alpha*-dec-osf5.1*)
635                         AFS_SYSNAME="alpha_dux51"
636                         ;;
637                 mips-sgi-irix6.5)
638                         AFS_SYSNAME="sgi_65"
639                         ;;
640                 ia64-*-linux*)
641                         AFS_SYSNAME="ia64_linuxXX"
642                         ;;
643                 powerpc-*-linux*)
644                         AFS_SYSNAME="`/bin/arch`_linuxXX"
645                         ;;
646                 powerpc64-*-linux*)
647                         AFS_SYSNAME="ppc64_linuxXX"
648                         ;;
649                 alpha*-linux*)
650                         AFS_SYSNAME="alpha_linux_XX"
651                         ;;
652                 s390-*-linux*)
653                         AFS_SYSNAME="s390_linuxXX"
654                         ;;
655                 s390x-*-linux*)
656                         AFS_SYSNAME="s390x_linuxXX"
657                         ;;
658                 sparc-*-linux*)
659                         AFS_SYSNAME="`/bin/arch`_linuxXX"
660                         ;;
661                 sparc64-*-linux*)
662                         AFS_SYSNAME="sparc64_linuxXX"
663                         ;;
664                 i?86-*-linux*)
665                         AFS_SYSNAME="i386_linuxXX"
666                         ;;
667                 arm*-linux*)
668                         AFS_SYSNAME="arm_linuxXX"
669                         ;;
670                 parisc-*-linux-gnu|hppa-*-linux-gnu)
671                         AFS_SYSNAME="parisc_linuxXX"
672                         enable_pam="no"
673                         ;;
674                 power*-ibm-aix4.2*)
675                         AFS_SYSNAME="rs_aix42"
676                         enable_pam="no"
677                         ;;
678                 power*-ibm-aix4.3*)
679                         AFS_SYSNAME="rs_aix42"
680                         enable_pam="no"
681                         ;;
682                 power*-ibm-aix5.1*)
683                         AFS_SYSNAME="rs_aix51"
684                         enable_pam="no"
685                         ;;
686                 power*-ibm-aix5.2*)
687                         AFS_SYSNAME="rs_aix52"
688                         enable_pam="no"
689                         ;;
690                 power*-ibm-aix5.3*)
691                         AFS_SYSNAME="rs_aix53"
692                         enable_pam="no"
693                         ;;
694                 power*-ibm-aix6.1*)
695                         AFS_SYSNAME="rs_aix61"
696                         enable_pam="no"
697                         ;;
698                 x86_64-*-linux-gnu)
699                         AFS_SYSNAME="amd64_linuxXX"
700                         enable_pam="yes"
701                         ;;
702                 *)
703                         AC_MSG_ERROR(An AFS sysname is required)
704                         exit 1
705                         ;;
706         esac
707         case $AFS_SYSNAME in
708                 *_linux* | *_umlinux*)
709                         if test "x${AFS_SYSKVERS}" = "x"; then
710                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
711                         fi
712                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
713                         AFS_SYSNAME="$_AFS_SYSNAME"
714                         AC_TRY_KBUILD(
715                          [],
716                          [#ifndef CONFIG_USERMODE
717                           #error not UML
718                           #endif],
719                          ac_cv_linux_is_uml=yes,)
720                         if test "${ac_cv_linux_is_uml}" = yes; then
721                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
722                         fi
723                         AFS_SYSNAME="$_AFS_SYSNAME"
724                         ;;
725         esac
726         AC_MSG_RESULT($AFS_SYSNAME)
727 fi
728
729 case $AFS_SYSNAME in
730         *_darwin*)
731                 AC_CHECK_HEADERS(crt_externs.h)
732                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
733                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
734                 AC_SUBST(OSXSDK)
735                 ;;
736 esac
737
738 dnl Some hosts have a separate common param file they should include.  Figure
739 dnl out if we're on one of them now that we know the sysname.
740 case $AFS_SYSNAME in
741     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
742     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
743     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
744     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
745     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
746     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
747     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
748     *_nbsd60)   AFS_PARAM_COMMON=param.nbsd60.h  ;;
749     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
750     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
751     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
752     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
753     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
754     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
755     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
756     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
757     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
758     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
759     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
760     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
761     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
762     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
763     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
764     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
765     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
766     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
767     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
768     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
769     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
770 # Linux alpha adds an extra underscore for no good reason.
771     *_linux_22) AFS_PARAM_COMMON=param.linux22.h ;;
772     *_linux_24) AFS_PARAM_COMMON=param.linux24.h ;;
773     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
774 esac
775
776 OPENAFS_OSCONF
777
778 case $AFS_SYSNAME in *_linux* | *_umlinux*)
779
780                 # Add (sub-) architecture-specific paths needed by conftests
781                 case $AFS_SYSNAME  in
782                         *_umlinux26)
783                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
784                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
785                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
786                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
787                 esac
788
789                 if test "x$enable_kernel_module" = "xyes"; then
790                  if test "x$enable_debug_kernel" = "xno"; then
791                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
792                  fi
793                  OPENAFS_GCC_SUPPORTS_MARCH
794                  AC_SUBST(P5PLUS_KOPTS)
795                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
796                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
797                  OPENAFS_GCC_SUPPORTS_NO_COMMON
798                  OPENAFS_GCC_SUPPORTS_PIPE
799                  AC_SUBST(LINUX_GCC_KOPTS)
800
801                  dnl Setup the kernel build environment
802                  LINUX_KBUILD_USES_EXTRA_CFLAGS
803                  LINUX_KERNEL_COMPILE_WORKS
804
805                  dnl Check for header files
806                  AC_CHECK_LINUX_HEADER([config.h])
807                  AC_CHECK_LINUX_HEADER([completion.h])
808                  AC_CHECK_LINUX_HEADER([exportfs.h])
809                  AC_CHECK_LINUX_HEADER([freezer.h])
810                  AC_CHECK_LINUX_HEADER([key-type.h])
811                  AC_CHECK_LINUX_HEADER([semaphore.h])
812                  AC_CHECK_LINUX_HEADER([seq_file.h])
813
814                  dnl Type existence checks
815                  AC_CHECK_LINUX_TYPE([struct vfs_path], [dcache.h])
816
817                  dnl Check for structure elements
818                  AC_CHECK_LINUX_STRUCT([address_space_operations],
819                                        [write_begin], [fs.h])
820                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
821                                        [backing-dev.h])
822                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
823                  AC_CHECK_LINUX_STRUCT([dentry_operations], [d_automount], [dcache.h])
824                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
825                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
826                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
827                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
828                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
829                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
830                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
831                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
832                  AC_CHECK_LINUX_STRUCT([filename], [name], [fs.h])
833                  AC_CHECK_LINUX_STRUCT([key_type], [preparse], [key-type.h])
834                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
835                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
836                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
837                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
838                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
839                                        [fs.h])
840                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
841                                        [fs.h])
842                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
843                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
844                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
845                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
846                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
847                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
848                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
849                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
850                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
851                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
852                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
853
854                  dnl Check for typed structure elements
855                  AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
856                                              [buf], [fs.h])
857
858                  dnl Function existence checks
859
860                  AC_CHECK_LINUX_FUNC([bdi_init],
861                                      [#include <linux/backing-dev.h>],
862                                      [bdi_init(NULL);])
863                  AC_CHECK_LINUX_FUNC([PageChecked],
864                                      [#include <linux/mm.h>
865 #include <linux/page-flags.h>],
866                                      [struct page *_page;
867                                       int bchecked = PageChecked(_page);])
868                  AC_CHECK_LINUX_FUNC([PageFsMisc],
869                                      [#include <linux/mm.h>
870 #include <linux/page-flags.h>],
871                                      [struct page *_page;
872                                       int bchecked = PageFsMisc(_page);])
873                  AC_CHECK_LINUX_FUNC([clear_inode],
874                                      [#include <linux/fs.h>],
875                                      [clear_inode(NULL);])
876                  AC_CHECK_LINUX_FUNC([current_kernel_time],
877                                      [#include <linux/time.h>],
878                                      [struct timespec s;
879                                       s = current_kernel_time();])
880                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
881                                      [#include <linux/fs.h>],
882                                      [d_alloc_anon(NULL);])
883                  AC_CHECK_LINUX_FUNC([d_make_root],
884                                      [#include <linux/fs.h>],
885                                      [d_make_root(NULL);])
886                  AC_CHECK_LINUX_FUNC([do_sync_read],
887                                      [#include <linux/fs.h>],
888                                      [do_sync_read(NULL, NULL, 0, NULL);])
889                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
890                                      [#include <linux/sched.h>],
891                                      [pid_t p; find_task_by_pid(p);])
892                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
893                                      [#include <linux/fs.h>],
894                                      [generic_file_aio_read(NULL,NULL,0,0);])
895                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
896                                      [#include <linux/pagemap.h>],
897                                      [grab_cache_page_write_begin(NULL, 0, 0);])
898                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
899                                      [#include <linux/list.h>],
900                                      [hlist_unhashed(0);])
901                  AC_CHECK_LINUX_FUNC([i_size_read],
902                                      [#include <linux/fs.h>],
903                                      [i_size_read(NULL);])
904                  AC_CHECK_LINUX_FUNC([inode_setattr],
905                                      [#include <linux/fs.h>],
906                                      [inode_setattr(NULL, NULL);])
907                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
908                                      [#include <linux/net.h>],
909                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
910                  AC_CHECK_LINUX_FUNC([page_follow_link],
911                                      [#include <linux/fs.h>],
912                                      [page_follow_link(0,0);])
913                  AC_CHECK_LINUX_FUNC([page_offset],
914                                      [#include <linux/pagemap.h>],
915                                      [page_offset(NULL);])
916                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
917                                      [#include <linux/pagevec.h>],
918                                      [__pagevec_lru_add_file(NULL);])
919                  AC_CHECK_LINUX_FUNC([path_lookup],
920                                      [#include <linux/fs.h>
921                                       #include <linux/namei.h>],
922                                      [path_lookup(NULL, 0, NULL);])
923                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
924                                      [#include <linux/rcupdate.h>],
925                                      [rcu_read_lock();])
926                  AC_CHECK_LINUX_FUNC([set_nlink],
927                                      [#include <linux/fs.h>],
928                                      [set_nlink(NULL, 1);])
929                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
930                                      [#include <linux/splice.h>],
931                                      [splice_direct_to_actor(NULL,NULL,NULL);])
932                  AC_CHECK_LINUX_FUNC([svc_addr_in],
933                                      [#include <linux/sunrpc/svc.h>],
934                                      [svc_addr_in(NULL);])
935                  AC_CHECK_LINUX_FUNC([zero_user_segments],
936                                      [#include <linux/highmem.h>],
937                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
938                  AC_CHECK_LINUX_FUNC([noop_fsync],
939                                      [#include <linux/fs.h>],
940                                      [void *address = &noop_fsync; printk("%p\n", address)];)
941                  AC_CHECK_LINUX_FUNC([kthread_run],
942                                      [#include <linux/kernel.h>
943                                       #include <linux/kthread.h>],
944                                      [kthread_run(NULL, NULL, "test");])
945
946                  dnl Consequences - things which get set as a result of the
947                  dnl                above tests
948                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
949                        [AC_DEFINE([AFS_NONFSTRANS], 1,
950                                   [define to disable the nfs translator])])
951
952                  dnl Assorted more complex tests
953                  LINUX_AIO_NONVECTOR
954                  LINUX_EXPORTS_PROC_ROOT_FS
955                  LINUX_KMEM_CACHE_INIT
956                  LINUX_HAVE_KMEM_CACHE_T
957                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
958                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
959                  LINUX_D_PATH_TAKES_STRUCT_PATH
960                  LINUX_NEW_EXPORT_OPS
961                  LINUX_INODE_SETATTR_RETURN_TYPE
962                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
963                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
964                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
965                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
966                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
967                  LINUX_DOP_D_DELETE_TAKES_CONST
968                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
969                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
970                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
971                  LINUX_FOP_F_FSYNC_TAKES_RANGE
972                  LINUX_AOP_WRITEBACK_CONTROL
973                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
974                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
975                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
976                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
977                  LINUX_KERNEL_SOCK_CREATE
978                  LINUX_EXPORTS_KEY_TYPE_KEYRING
979                  LINUX_NEED_RHCONFIG
980                  LINUX_RECALC_SIGPENDING_ARG_TYPE
981                  LINUX_EXPORTS_TASKLIST_LOCK
982                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
983                  LINUX_STATFS_TAKES_DENTRY
984                  LINUX_REFRIGERATOR
985                  LINUX_HAVE_TRY_TO_FREEZE
986                  LINUX_LINUX_KEYRING_SUPPORT
987                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
988                  LINUX_KEY_ALLOC_NEEDS_CRED
989                  LINUX_INIT_WORK_HAS_DATA
990                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
991                  LINUX_HAVE_DCACHE_LOCK
992                  LINUX_D_COUNT_IS_INT
993                  LINUX_IOP_MKDIR_TAKES_UMODE_T
994                  LINUX_IOP_CREATE_TAKES_UMODE_T
995                  LINUX_EXPORT_OP_ENCODE_FH_TAKES_INODES
996                  LINUX_KMAP_ATOMIC_TAKES_NO_KM_TYPE
997                  LINUX_DENTRY_OPEN_TAKES_PATH
998                  LINUX_D_ALIAS_IS_HLIST
999                  LINUX_IOP_I_CREATE_TAKES_BOOL
1000                  LINUX_DOP_D_REVALIDATE_TAKES_UNSIGNED
1001                  LINUX_IOP_LOOKUP_TAKES_UNSIGNED
1002
1003                  dnl If we are guaranteed that keyrings will work - that is
1004                  dnl  a) The kernel has keyrings enabled
1005                  dnl  b) The code is new enough to give us a key_type_keyring
1006                  dnl then we just disable syscall probing unless we've been
1007                  dnl told otherwise
1008
1009                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
1010                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
1011                           [enable_linux_syscall_probing="no"],
1012                           [enable_linux_syscall_probing="yes"])
1013                  ])
1014
1015                  dnl Syscall probing needs a few tests of its own, and just
1016                  dnl won't work if the kernel doesn't export init_mm
1017                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1018                    LINUX_EXPORTS_INIT_MM
1019                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
1020                      AC_MSG_ERROR(
1021                        [Can't do syscall probing without exported init_mm])
1022                    ])
1023                    LINUX_EXPORTS_SYS_CHDIR
1024                    LINUX_EXPORTS_SYS_OPEN
1025                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
1026                              [define to enable syscall table probes])
1027                  ])
1028
1029                  dnl Packaging and SMP build
1030                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
1031                    LINUX_WHICH_MODULES
1032                  else
1033                    AC_SUBST(MPS,'SP')
1034                  fi
1035
1036                  dnl Syscall probing
1037                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1038                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1039                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1040                    ])
1041                    ac_cv_linux_exports_sys_call_table=no
1042                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1043                      ac_cv_linux_exports_ia32_sys_call_table=yes
1044                    fi
1045                  else
1046                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1047                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1048                    LINUX_EXPORTS_SYS_CALL_TABLE
1049                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1050                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1051                          linux_syscall_method=none
1052                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1053                             linux_syscall_method=scan
1054                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1055                                linux_syscall_method=scan_with_kallsyms_address
1056                             fi
1057                          fi
1058                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1059                             linux_syscall_method=kallsyms_symbol
1060                          fi
1061                          if test "x$linux_syscall_method" = "xnone"; then
1062                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1063                             linux_syscall_method=scan
1064                          fi
1065                    fi
1066                  fi
1067                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1068                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1069                  fi
1070                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1071                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1072                  fi
1073                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1074                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1075                  else
1076                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1077                  fi
1078                 :
1079                 fi
1080 dnl Linux-only, but just enable always.
1081                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1082 esac
1083
1084 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1085     [ac_cv_sync_fetch_and_add],
1086     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1087                     [ac_cv_sync_fetch_and_add=yes],
1088                     [ac_cv_sync_fetch_and_add=no])
1089 ])
1090 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1091       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1092                 [define if your C compiler has __sync_add_and_fetch])])
1093
1094 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1095     [ac_cv_sockaddr_len],
1096     [AC_TRY_COMPILE( [#include <sys/types.h>
1097 #include <sys/socket.h>],
1098                      [struct sockaddr *a; a->sa_len=0;],
1099                      [ac_cv_sockaddr_len=yes],
1100                      [ac_cv_sockaddr_len=no])
1101 ])
1102 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1103       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1104                  [define if you struct sockaddr sa_len])])
1105
1106 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1107         echo Skipping library tests because they confuse Irix.
1108 else
1109   AC_SEARCH_LIBS([socket], [socket inet])
1110   AC_SEARCH_LIBS([connect], [nsl])
1111   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1112
1113   dnl darwin wants it, aix hates it
1114   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1115   AC_TRY_COMPILE([
1116   #include <stdlib.h>
1117   #include <stdio.h>
1118   #include <sys/types.h>
1119   #include <sys/socket.h>
1120   #include <netinet/in.h>
1121   #include <arpa/inet.h>
1122   #include <arpa/nameser.h>
1123   #include <arpa/nameser_compat.h>
1124   #include <resolv.h>
1125   ], [static int i; i = 0;],
1126   [AC_MSG_RESULT(yes)
1127    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1128   [AC_MSG_RESULT(no)
1129    ])
1130
1131   openafs_save_libs="$LIBS"
1132   AC_MSG_CHECKING([for res_search])
1133   AC_FUNC_RES_SEARCH
1134
1135   if test "$ac_cv_func_res_search" = no; then
1136       for lib in dns nsl resolv; do
1137         if test "$ac_cv_func_res_search" != yes; then
1138           LIBS="-l$lib $LIBS"
1139           AC_FUNC_RES_SEARCH
1140           LIBS="$openafs_save_libs"
1141         fi
1142       done    
1143       if test "$ac_cv_func_res_search" = yes; then
1144         LIB_AFSDB="-l$lib"
1145         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1146         AC_MSG_RESULT([yes, in lib$lib])
1147       else
1148         AC_MSG_RESULT(no)
1149       fi
1150   else
1151     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1152     AC_MSG_RESULT(yes)
1153   fi
1154   
1155 fi
1156 XLIBS="$LIB_AFSDB $XLIBS"
1157
1158 AC_CHECK_RESOLV_RETRANS
1159
1160 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1161     [ac_cv_setsockopt_iprecverr],
1162     [AC_TRY_COMPILE( [
1163 #include <sys/types.h>
1164 #include <sys/socket.h>
1165 #include <netinet/in.h>],
1166 [int on=1;
1167 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1168         [ac_cv_setsockopt_iprecverr=yes],
1169         [ac_cv_setsockopt_iprecverr=no])])
1170
1171 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1172       [AC_DEFINE([HAVE_SETSOCKOPT_IP_RECVERR], [1],
1173                  [define if we can receive socket errors via IP_RECVERR])])
1174
1175 PTHREAD_LIBS=error
1176 if test "x$MKAFS_OSTYPE" = OBSD; then
1177         PTHREAD_LIBS="-pthread"
1178 fi
1179 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1180         PTHREAD_LIBS="-pthread"
1181 fi
1182 if test "x$PTHREAD_LIBS" = xerror; then
1183         AC_CHECK_LIB(pthread, pthread_attr_init,
1184                 PTHREAD_LIBS="-lpthread")
1185 fi
1186 if test "x$PTHREAD_LIBS" = xerror; then
1187         AC_CHECK_LIB(pthreads, pthread_attr_init,
1188                 PTHREAD_LIBS="-lpthreads")
1189 fi
1190 if test "x$PTHREAD_LIBS" = xerror; then
1191         AC_CHECK_LIB(c_r, pthread_attr_init,
1192                 PTHREAD_LIBS="-lc_r")
1193 fi
1194 if test "x$PTHREAD_LIBS" = xerror; then
1195         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1196 fi
1197 if test "x$PTHREAD_LIBS" = xerror; then
1198         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1199         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1200                 PTHREAD_LIBS="-lpthread")
1201 fi
1202 if test "x$PTHREAD_LIBS" = xerror; then
1203         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1204 fi
1205 AC_SUBST(PTHREAD_LIBS)
1206
1207 HOST_CPU="$host_cpu"
1208
1209 if test "x$with_bsd_kernel_headers" != "x"; then
1210         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1211 else
1212         BSD_KERNEL_PATH="/usr/src/sys"
1213 fi
1214
1215 if test "x$with_bsd_kernel_build" != "x"; then
1216         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1217 else
1218         case $AFS_SYSNAME in
1219                 *_fbsd_*)
1220                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1221                         ;;
1222                 *_nbsd*)
1223                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1224         esac
1225 fi
1226
1227 # Fast restart
1228 if test "$enable_supergroups" = "yes"; then
1229         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1230 fi
1231
1232 if test "$enable_bitmap_later" = "yes"; then
1233         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1234 fi
1235
1236 if test "$enable_unix_sockets" = "yes"; then
1237         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1238         USE_UNIX_SOCKETS="yes"
1239 else
1240         USE_UNIX_SOCKETS="no"
1241 fi
1242 AC_SUBST(USE_UNIX_SOCKETS)
1243
1244 if test "$enable_namei_fileserver" = "yes"; then
1245         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1246         VFSCK=""
1247 else
1248         if test "$enable_namei_fileserver" = "default"; then
1249                 case $host in
1250                         *-solaris2.10*)
1251                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1252                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1253                                 VFSCK=""
1254                                 ;;
1255                         *-solaris2.11*)
1256                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1257                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1258                                 VFSCK=""
1259                                 ;;
1260                         *)
1261                                 VFSCK="vfsck"
1262                                 ;;
1263                 esac
1264         else
1265                 VFSCK="vfsck"
1266         fi
1267 fi
1268
1269 dnl check for tivoli
1270 AC_MSG_CHECKING(for tivoli tsm butc support)
1271 XBSA_CFLAGS=""
1272 if test "$enable_tivoli_tsm" = "yes"; then
1273         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1274         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1275         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1276         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1277
1278         if test -r "$XBSADIR3/dsmapifp.h"; then
1279                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1280                 XBSA_XLIBS="-ldl"
1281                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1282         elif test -r "$XBSADIR4/dsmapifp.h"; then
1283                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1284                 XBSA_XLIBS="-ldl"
1285                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1286         elif test -r "$XBSADIR1/xbsa.h"; then
1287                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1288                 XBSA_XLIBS=""
1289                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1290         elif test -r "$XBSADIR2/xbsa.h"; then
1291                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1292                 XBSA_XLIBS=""
1293                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1294         else
1295                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1296         fi
1297 else
1298         AC_MSG_RESULT([no])
1299 fi
1300 AC_SUBST(XBSA_CFLAGS)
1301 AC_SUBST(XBSA_XLIBS) 
1302
1303 dnl checks for header files.
1304 AC_HEADER_STDC
1305 AC_HEADER_SYS_WAIT
1306 AC_HEADER_DIRENT
1307 AC_CHECK_HEADERS([ \
1308                    arpa/inet.h \
1309                    arpa/nameser.h \
1310                    curses.h\
1311                    direct.h \
1312                    et/com_err.h \
1313                    errno.h \
1314                    fcntl.h \
1315                    grp.h \
1316                    math.h \
1317                    mntent.h \
1318                    ncurses.h \
1319                    netdb.h \
1320                    netinet/in.h \
1321                    pthread_np.h \
1322                    pwd.h \
1323                    regex.h \
1324                    security/pam_appl.h \
1325                    signal.h \
1326                    stdint.h \
1327                    stdio_ext.h \
1328                    stdlib.h \
1329                    string.h \
1330                    strings.h \
1331                    sys/bitypes.h \
1332                    sys/bswap.h \
1333                    sys/dk.h \
1334                    sys/fcntl.h \
1335                    sys/file.h \
1336                    sys/fs_types.h \
1337                    sys/fstyp.h \
1338                    sys/ioctl.h \
1339                    sys/ipc.h \
1340                    sys/lockf.h \
1341                    sys/map.h \
1342                    sys/mount.h \
1343                    sys/mntent.h \
1344                    sys/mnttab.h \
1345                    sys/pag.h \
1346                    sys/param.h \
1347                    sys/resource.h \
1348                    sys/select.h \
1349                    sys/statfs.h \
1350                    sys/statvfs.h \
1351                    sys/socket.h \
1352                    sys/sysctl.h \
1353                    sys/time.h \
1354                    sys/types.h \
1355                    sys/uio.h \
1356                    sys/un.h \
1357                    sys/vfs.h \
1358                    syslog.h \
1359                    termios.h \
1360                    time.h \
1361                    ucontext.h \
1362                    unistd.h \
1363                    windows.h \
1364                 ])
1365
1366 AC_CHECK_HEADERS([resolv.h], [], [], [AC_INCLUDES_DEFAULT
1367 #ifdef HAVE_NETINET_IN_H
1368 # include <netinet/in.h>
1369 #endif])
1370
1371 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1372 #ifdef HAVE_SYS_SOCKET_H
1373 # include <sys/socket.h>
1374 #endif])
1375
1376 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1377 #ifdef HAVE_SYS_SOCKET_H
1378 # include <sys/socket.h>
1379 #endif
1380 #ifdef HAVE_NETINET_IN_H
1381 # include <netinet/in.h>
1382 #endif
1383 #ifdef HAVE_NET_IF_H
1384 # include <net/if.h>
1385 #endif])
1386
1387 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1388 #ifdef HAVE_SECURITY_PAM_APPL_H
1389 # include <security/pam_appl.h>
1390 #endif])
1391
1392 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1393
1394 AC_CHECK_TYPES([fsblkcnt_t],,,[
1395 #include <sys/types.h>
1396 #ifdef HAVE_SYS_BITYPES_H
1397 #include <sys/bitypes.h>
1398 #endif
1399 #ifdef HAVE_SYS_STATFS_H
1400 #include <sys/statfs.h>
1401 #endif
1402 #ifdef HAVE_SYS_STATVFS_H
1403 #include <sys/statvfs.h>
1404 #endif
1405 ])
1406
1407 dnl see what struct stat has for timestamps
1408 AC_CHECK_MEMBERS([struct stat.st_ctimespec, struct stat.st_ctimensec])
1409
1410 dnl check for curses-lib
1411 AS_IF([test "x$enable_gtx" != "xno"],
1412       [save_LIBS=$LIBS
1413       AC_CHECK_LIB( [ncurses], [setupterm],
1414       [LIB_curses=-lncurses],
1415         [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1416           [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])])
1417       ])
1418       LIBS=$save_LIBS
1419       AC_SUBST(LIB_curses)])
1420         
1421 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1422
1423 if test "$enable_debug_locks" = yes; then
1424         AC_DEFINE(OPR_DEBUG_LOCKS, 1, [turn on lock debugging in opr])
1425 fi
1426
1427 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1428 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1429         case $AFS_SYSNAME in
1430         sgi_*)
1431                 HAVE_PAM="no"
1432                 ;;
1433         *)
1434                 HAVE_PAM="yes"
1435                 ;;
1436         esac
1437 else
1438         HAVE_PAM="no"
1439 fi
1440 AC_SUBST(HAVE_PAM)
1441
1442 if test "$enable_login" = yes; then
1443         BUILD_LOGIN="yes"
1444 else
1445         BUILD_LOGIN="no"
1446 fi
1447 AC_SUBST(BUILD_LOGIN)
1448
1449 if test "$enable_uss" = yes; then
1450         BUILD_USS="yes"
1451 else
1452         BUILD_USS="no"
1453 fi
1454 AC_SUBST(BUILD_USS)
1455
1456 AC_CHECK_FUNCS([ \
1457         arc4random \
1458         fcntl \
1459         fseeko64 \
1460         ftello64 \
1461         getcwd \
1462         getegid \
1463         geteuid \
1464         getgid \
1465         getuid \
1466         getrlimit \
1467         issetugid \
1468         mkstemp \
1469         poll \
1470         pread \
1471         preadv \
1472         preadv64 \
1473         pwrite \
1474         pwritev \
1475         pwritev64 \
1476         regcomp \
1477         regerror \
1478         regexec \
1479         setitimer \
1480         setvbuf \
1481         sigaction \
1482         strcasestr \
1483         strerror \
1484         sysconf \
1485         sysctl \
1486         tdestroy \
1487         timegm \
1488 ])
1489
1490 OPENAFS_ROKEN()
1491 OPENAFS_C_ATTRIBUTE()
1492
1493 dnl Functions that Heimdal's libroken provides, but that we
1494 dnl haven't found a need for yet, and so haven't imported
1495 AC_CHECK_FUNCS([ \
1496         chown \
1497         fchown \
1498         gethostname \
1499         lstat \
1500         inet_aton \
1501         inet_ntop \
1502         inet_pton \
1503         putenv \
1504         readv \
1505         setenv \
1506         strdup \
1507         strftime \
1508         strndup \
1509         strsep \
1510         unsetenv \
1511 ])
1512
1513 dnl Functions that are in objects that we always build from libroken
1514 AC_CHECK_FUNCS([ \
1515         asprintf \
1516         asnprintf \
1517         vasprintf \
1518         vasnprintf \
1519         vsnprintf \
1520         snprintf \
1521 ])
1522
1523 dnl Functions that we're going to try and get from libroken
1524 AC_REPLACE_FUNCS([ \
1525         daemon \
1526         ecalloc \
1527         emalloc \
1528         erealloc \
1529         err \
1530         errx \
1531         flock \
1532         getdtablesize \
1533         getopt \
1534         getprogname \
1535         gettimeofday \
1536         localtime_r \
1537         mkstemp \
1538         setenv \
1539         setprogname \
1540         strcasecmp \
1541         strlcat \
1542         strnlen \
1543         strlcpy \
1544         strsep \
1545         tdelete \
1546         tfind \
1547         tsearch \
1548         twalk \
1549         unsetenv \
1550         verr \
1551         verrx \
1552         vsyslog \
1553         vwarn \
1554         vwarnx \
1555         warn \
1556         warnx \
1557 ])
1558
1559 dnl Headers that we're going to try and get from libroken
1560 AC_CHECK_HEADERS([ \
1561         err.h \
1562         search.h \
1563 ])
1564
1565 AC_CHECK_DECLS([h_errno], [], [], [
1566 #include <sys/types.h>
1567 #ifdef HAVE_NETDB_H
1568 #include <netdb.h>
1569 #endif
1570 ])
1571
1572 AC_HEADER_TIME
1573
1574 ROKEN_HEADERS=
1575 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1576       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1577       [])
1578 AC_SUBST(ROKEN_HEADERS)
1579
1580 dnl Stuff that's harder ...
1581 AC_MSG_CHECKING([for bswap16])
1582 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1583 #ifdef HAVE_SYS_TYPES_H
1584 #include <sys/types.h>
1585 #endif
1586 #ifdef HAVE_SYS_BSWAP_H
1587 #include <sys/bswap.h>
1588 #endif
1589 ],
1590 [short a, b; b = bswap16(a); ])],
1591 [AC_MSG_RESULT(yes)
1592  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1593 ],
1594 [AC_MSG_RESULT(no)])
1595
1596 AC_MSG_CHECKING([for bswap32])
1597 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1598 #include <sys/types.h>
1599 #endif
1600 #ifdef HAVE_SYS_BSWAP_H
1601 #include <sys/bswap.h>
1602 #endif
1603 ],
1604 [int a, b; b = bswap32(a); ])],
1605 [AC_MSG_RESULT(yes)
1606  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1607 ],
1608 [AC_MSG_RESULT(no)])
1609
1610 case $AFS_SYSNAME in
1611 *hp_ux* | *hpux*)
1612    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1613    ;;
1614 *)
1615    AC_MSG_CHECKING([for positional I/O])
1616    if test "$ac_cv_func_pread" = "yes" && \
1617            test "$ac_cv_func_pwrite" = "yes"; then
1618       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1619       AC_MSG_RESULT(yes)
1620    else
1621      AC_MSG_RESULT(no)
1622    fi
1623    AC_MSG_CHECKING([for vectored positional I/O])
1624    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1625                "$ac_cv_func_pwritev" = "yes" -a \
1626                "$ac_cv_func_preadv64" = "yes" -a \
1627                "$ac_cv_func_pwritev64" = "yes"],
1628          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1629           AC_MSG_RESULT(yes)],
1630          [AC_MSG_RESULT(no)])
1631    ;;
1632 esac
1633
1634 AC_MSG_CHECKING([for POSIX regex library])
1635 if test "$ac_cv_header_regex_h" = "yes" && \
1636         test "$ac_cv_func_regcomp" = "yes" && \
1637         test "$ac_cv_func_regexec" = "yes" && \
1638         test "$ac_cv_func_regerror" = "yes"; then
1639     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1640     AC_MSG_RESULT(yes)
1641 else
1642     AC_MSG_RESULT(no)
1643 fi
1644
1645 dnl Look for "non-portable" pthreads functions.
1646 save_LIBS="$LIBS"
1647 LIBS="$LIBS $PTHREAD_LIBS"
1648 AC_CHECK_FUNCS([ \
1649         pthread_set_name_np \
1650         pthread_setname_np \
1651 ])
1652
1653 dnl Sadly, there are three different versions of pthread_setname_np.
1654 dnl Try to cater for all of them.
1655 if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
1656     AC_MSG_CHECKING([for signature of pthread_setname_np])
1657     AC_TRY_COMPILE([
1658 #include <pthread.h>
1659 #ifdef HAVE_PTHREAD_NP_H
1660 #include <pthread_np.h>
1661 #endif
1662 ], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
1663         AC_MSG_RESULT([three arguments])
1664         pthread_setname_np_args=3], [
1665         AC_TRY_COMPILE([
1666 #include <pthread.h>
1667 #ifdef HAVE_PTHREAD_NP_H
1668 #include <pthread_np.h>
1669 #endif
1670 ], [pthread_setname_np(pthread_self(), "test")], [
1671             AC_MSG_RESULT([two arguments])
1672             pthread_setname_np_args=2], [
1673             AC_TRY_COMPILE([
1674 #include <pthread.h>
1675 #ifdef HAVE_PTHREAD_NP_H
1676 #include <pthread_np.h>
1677 #endif
1678 ], [pthread_setname_np("test")], [
1679                 AC_MSG_RESULT([one argument])
1680                 pthread_setname_np_args=1], [pthread_setname_np_args=0])
1681 ])
1682 ])
1683 AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
1684 fi
1685 LIBS="$save_LIBS"
1686
1687 openafs_cv_saved_CFLAGS="$CFLAGS"
1688 CFLAGS="$CFLAGS $XCFLAGS_NOCHECKING"
1689
1690 AC_TYPE_SIGNAL
1691 OPENAFS_RETSIGTYPE
1692 AC_CHECK_SIZEOF(void *)
1693 AC_CHECK_SIZEOF(unsigned long long)
1694 AC_CHECK_SIZEOF(unsigned long)
1695 AC_CHECK_SIZEOF(unsigned int)
1696 AC_TYPE_INTPTR_T
1697 AC_TYPE_UINTPTR_T
1698 AC_TYPE_SSIZE_T
1699 AC_CHECK_TYPE([sig_atomic_t],[],
1700     [AC_DEFINE([sig_atomic_t], [int],
1701         [Define to int if <signal.h> does not define.])],
1702 [#include <sys/types.h>
1703 #include <signal.h>])
1704 AC_CHECK_TYPE([socklen_t],[],
1705     [AC_DEFINE([socklen_t], [int],
1706         [Define to int if <sys/socket.h> does not define.])],
1707 [#include <sys/types.h>
1708 #include <sys/socket.h>])
1709 AC_CHECK_TYPES(off64_t)
1710 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1711 AC_CHECK_TYPES([struct winsize], [], [], [
1712 #ifdef HAVE_TERMIOS_H
1713 # include <termios.h>
1714 #else
1715 # include <sys/termios.h>
1716 #endif
1717 #include <sys/ioctl.h>])
1718 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1719                 struct sockaddr_storage],
1720                [], [], [
1721 #include <sys/types.h>
1722 #include <sys/socket.h>
1723 ])
1724 AC_CHECK_TYPES([sa_family_t], [], [], [
1725 #include <sys/types.h>
1726 #include <sys/socket.h>
1727 ])
1728 AC_CHECK_TYPES([struct addrinfo], [], [], [
1729 #include <sys/types.h>
1730 #ifdef HAVE_NETDB_H
1731 #include <netdb.h>
1732 #endif
1733 ])
1734 AC_CHECK_TYPES([long long], [], [], [])
1735
1736 AC_SIZEOF_TYPE(long)
1737
1738 CFLAGS="$openafs_cv_saved_CFLAGS"
1739
1740 RRA_HEADER_PAM_CONST
1741
1742
1743 dnl Directory PATH handling
1744 if test "x$enable_transarc_paths" = "xyes"  ; then 
1745     afsconfdir=${afsconfdir=/usr/afs/etc}
1746     viceetcdir=${viceetcdir=/usr/vice/etc}
1747     afskerneldir=${afskerneldir=${viceetcdir}}
1748     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1749     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1750     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1751     afsdbdir=${afsdbdir=/usr/afs/db}
1752     afslogsdir=${afslogsdir=/usr/afs/logs}
1753     afslocaldir=${afslocaldir=/usr/afs/local}
1754     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1755     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1756     afsdatadir=${afsdatadir=/usr/vice/etc}
1757 else 
1758     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1759     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1760     afskerneldir=${afskerneldir='${libdir}/openafs'}
1761     afssrvbindir=${afssrvbindir='${bindir}'}
1762     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1763     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1764     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1765     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1766     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1767     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1768     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1769     afsdatadir=${afsdatadir='${datadir}/openafs'}
1770 fi
1771 AC_SUBST(afsconfdir)
1772 AC_SUBST(viceetcdir)
1773 AC_SUBST(afskerneldir)
1774 AC_SUBST(afssrvbindir)
1775 AC_SUBST(afssrvsbindir)
1776 AC_SUBST(afssrvlibexecdir)
1777 AC_SUBST(afsdbdir)
1778 AC_SUBST(afslogsdir)
1779 AC_SUBST(afslocaldir)
1780 AC_SUBST(afsbackupdir)
1781 AC_SUBST(afsbosconfigdir)
1782 AC_SUBST(afsdatadir)
1783
1784 if test "x$enable_kernel_module" = "xyes"; then
1785 ENABLE_KERNEL_MODULE=libafs
1786 fi
1787
1788 if test "x$enable_pthreaded_ubik" = "xyes"; then
1789 ENABLE_PTHREADED_UBIK=yes
1790 fi
1791
1792 AC_SUBST(VFSCK)
1793 AC_SUBST(AFS_SYSNAME)
1794 AC_SUBST(AFS_PARAM_COMMON)
1795 AC_SUBST(ENABLE_KERNEL_MODULE)
1796 AC_SUBST(ENABLE_PTHREADED_UBIK)
1797 AC_SUBST(LIB_AFSDB)
1798 AC_SUBST(LINUX_KERNEL_PATH)
1799 AC_SUBST(LINUX_KERNEL_BUILD)
1800 AC_SUBST(HOST_CPU)
1801 AC_SUBST(BSD_KERNEL_PATH)
1802 AC_SUBST(BSD_KERNEL_BUILD)
1803 AC_SUBST(LINUX_VERSION)
1804 AC_SUBST(MKAFS_OSTYPE)
1805 AC_SUBST(TOP_OBJDIR)
1806 AC_SUBST(TOP_SRCDIR)
1807 AC_SUBST(TOP_INCDIR)
1808 AC_SUBST(TOP_LIBDIR)
1809 AC_SUBST(DEST)
1810 AC_SUBST(DARWIN_INFOFILE)
1811 AC_SUBST(IRIX_BUILD_IP35)
1812 AC_SUBST(HTML_XSL)
1813 AC_SUBST(XSLTPROC)
1814 AC_SUBST(DOCBOOK2PDF)
1815 AC_SUBST(DOCBOOK_STYLESHEETS)
1816
1817 OPENAFS_FUSE
1818 OPENAFS_SWIG
1819
1820 TOP_SRCDIR="${srcdir}/src"
1821 dnl
1822 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1823 dnl
1824 case $TOP_SRCDIR in
1825         /*)
1826                 ;;
1827         *)
1828                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1829                 ;;
1830 esac
1831
1832 TOP_OBJDIR="${SRCDIR_PARENT}"
1833 TOP_INCDIR="${SRCDIR_PARENT}/include"
1834 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1835 if test "${DEST}x" = "x"; then
1836         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1837 fi
1838
1839 if test "x$with_crosstools_dir" != "x"; then
1840         if test -f "$with_crosstools_dir/rxgen" -a -f "$with_crosstools_dir/compile_et" -a -f "$with_crosstools_dir/config"; then
1841                 COMPILE_ET_PATH=$with_crosstools_dir/compile_et
1842                 CONFIGTOOL_PATH=$with_crosstools_dir/config
1843                 RXGEN_PATH=$with_crosstools_dir/rxgen
1844         else
1845                 AC_MSG_ERROR(Tools not found in $with_crosstools_dir)
1846                 exit 1
1847         fi
1848 else
1849         COMPILE_ET_PATH="${SRCDIR_PARENT}/src/comerr/compile_et"
1850         CONFIGTOOL_PATH="${SRCDIR_PARENT}/src/config/config"
1851         RXGEN_PATH="${SRCDIR_PARENT}/src/rxgen/rxgen"
1852 fi
1853 AC_SUBST(COMPILE_ET_PATH)
1854 AC_SUBST(CONFIGTOOL_PATH)
1855 AC_SUBST(RXGEN_PATH)
1856
1857 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1858 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1859 AC_SUBST(HELPER_SPLINT)
1860 AC_SUBST(HELPER_SPLINTCFG)
1861
1862 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1863
1864 dnl Check to see if crypt lives in a different library
1865 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1866 AC_SUBST(LIB_crypt)
1867
1868 dnl Check to see if the compiler support labels in structs
1869 AC_MSG_CHECKING(for label support in structs)
1870 AC_TRY_COMPILE([], [
1871 extern void osi_UFSOpen(void);
1872 struct labeltest {
1873    void (*open) (void);
1874 };
1875 struct labeltest struct_labeltest = {
1876    .open       = osi_UFSOpen,
1877 }
1878 ],
1879 [AC_MSG_RESULT(yes)
1880  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
1881 ],
1882 [AC_MSG_RESULT(no)
1883 ])
1884
1885 AC_MSG_CHECKING([checking for dirfd])
1886 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1887 #ifdef HAVE_DIRENT_H
1888 #include <dirent.h>
1889 #endif
1890 ]],
1891         [[DIR *d = 0; dirfd(d);]])],
1892         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
1893 if test "$ac_rk_have_dirfd" = "yes" ; then
1894         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
1895 fi
1896 AC_MSG_RESULT($ac_rk_have_dirfd)
1897
1898 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
1899 #ifdef HAVE_DIRENT_H
1900 #include <dirent.h>
1901 #endif])
1902
1903 dnl Eventually, this will look for the system one, or for OpenSSL
1904 LIB_hcrypto="-lafshcrypto"
1905 LDFLAGS_hcrypto="-L\$(TOP_LIBDIR)"
1906 AC_SUBST(LIB_hcrypto)
1907 AC_SUBST(LDFLAGS_hcrypto)
1908
1909 dnl Check for UUID library
1910 AC_CHECK_HEADERS([uuid/uuid.h])
1911 AC_CHECK_LIB(uuid, uuid_generate, LIBS_uuid="-luuid")
1912 AC_CHECK_FUNCS([uuid_generate])
1913 ])
1914
1915
1916 AC_DEFUN([SUMMARY], [
1917     # Print a configuration summary
1918 echo 
1919 echo "**************************************"
1920 echo configure summary
1921 echo
1922 AS_IF([test $LIB_curses],[
1923 echo "LIB_curses :                $LIB_curses" ],[
1924 echo "XXX LIB_curses  not found! not building scout and afsmonitor!"
1925 ])
1926 echo 
1927 echo "**************************************"
1928 ])