DEVEL15-document-fs-setacl-permissions-20070129
[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
9 AC_CANONICAL_HOST
10 SRCDIR_PARENT=`pwd`
11
12 #BOZO_SAVE_CORES pam sia
13 AC_ARG_WITH(afs-sysname,
14 [  --with-afs-sysname=sys    use sys for the afs sysname]
15 )
16 AC_ARG_ENABLE( obsolete,
17 [  --enable-obsolete                    enable obsolete portions of AFS (mpp and package)],, enable_obsolete="no")
18 AC_ARG_ENABLE( afsdb,
19 [  --disable-afsdb                      disable AFSDB DNS RR support],, enable_afsdb="yes")
20 AC_ARG_ENABLE( pam,
21 [  --disable-pam                        disable PAM support],, enable_pam="yes")
22 AC_ARG_ENABLE( bos-restricted-mode,
23 [  --enable-bos-restricted-mode         enable bosserver restricted mode which disables certain bosserver functionality],, enable_bos_restricted_mode="no")
24 AC_ARG_ENABLE( bos-new-config,
25 [  --enable-bos-new-config              enable bosserver pickup of BosConfig.new on restarts],, enable_bos_new_config="no")
26 AC_ARG_ENABLE( largefile-fileserver,
27 [  --disable-largefile-fileserver       disable large file support in fileserver],, enable_largefile_fileserver="yes")
28 AC_ARG_ENABLE( namei-fileserver,
29 [  --enable-namei-fileserver            force compilation of namei fileserver in preference to inode fileserver],, enable_namei_fileserver="no")
30 AC_ARG_ENABLE( supergroups,
31 [  --enable-supergroups                 enable support for nested pts groups],, enable_supergroups="no")
32 AC_ARG_ENABLE( fast-restart,
33 [  --enable-fast-restart                enable fast startup of file server without salvaging],, enable_fast_restart="no")
34 AC_ARG_ENABLE( bitmap-later,
35 [  --enable-bitmap-later                enable fast startup of file server by not reading bitmap till needed],, enable_bitmap_later="no")
36 AC_ARG_ENABLE( demand-attach-fs,
37 [  --enable-demand-attach-fs            enable Demand Attach Fileserver (please see documentation)],, enable_demand_attach_fs="no")
38 AC_ARG_ENABLE( full-vos-listvol-switch,
39 [  --disable-full-vos-listvol-switch    disable vos full listvol switch for formatted output],, enable_full_vos_listvol_switch="yes")
40 AC_ARG_WITH(dux-kernel-headers,
41 [  --with-dux-kernel-headers=path       use the kernel headers found at path(optional, defaults to first match in /usr/sys)]
42 )
43 AC_ARG_WITH(linux-kernel-headers,
44 [  --with-linux-kernel-headers=path     use the kernel headers found at path(optional, defaults to /usr/src/linux-2.4, then /usr/src/linux)]
45 )
46 AC_ARG_WITH(bsd-kernel-headers,
47 [  --with-bsd-kernel-headers=path       use the kernel headers found at path(optional, defaults to /usr/src/sys)]
48 )
49 AC_ARG_WITH(bsd-kernel-build,
50 [  --with-bsd-kernel-build=path         use the kernel build found at path(optional, defaults to KSRC/i386/compile/GENERIC)]
51 )
52 AC_ARG_ENABLE(kernel-module,
53 [  --disable-kernel-module              disable compilation of the kernel module (defaults to enabled)],, enable_kernel_module="yes"
54 )
55 AC_ARG_ENABLE(redhat-buildsys,
56 [  --enable-redhat-buildsys             enable compilation of the redhat build system kernel (defaults to disabled)],, enable_redhat_buildsys="no"
57 )
58 AC_ARG_ENABLE(transarc-paths,
59 [  --enable-transarc-paths                      Use Transarc style paths like /usr/afs and /usr/vice],, enable_transarc_paths="no"
60 )
61 AC_ARG_ENABLE(tivoli-tsm,
62 [  --enable-tivoli-tsm                  Enable use of the Tivoli TSM API libraries for butc support],, enable_tivoli_tsm="no"
63 )
64 AC_ARG_ENABLE(debug-kernel,
65 [  --enable-debug-kernel                enable compilation of the kernel module with debugging information (defaults to disabled)],, enable_debug_kernel="no"
66 )
67 AC_ARG_ENABLE(optimize-kernel,
68 [  --disable-optimize-kernel            disable compilation of the kernel module with optimization (defaults based on platform)],, enable_optimize_kernel="yes"
69 )
70 AC_ARG_ENABLE(debug,
71 [  --enable-debug                       enable compilation of the user space code with debugging information (defaults to disabled)],, enable_debug="no"
72 )
73 AC_ARG_ENABLE(optimize,
74 [  --disable-optimize                   disable optimization for compilation of the user space code (defaults to enabled)],, enable_optimize="yes"
75 )
76 AC_ARG_ENABLE(debug-lwp,
77 [  --enable-debug-lwp                   enable compilation of the LWP code with debugging information (defaults to disabled)],, enable_debug_lwp="no"
78 )
79 AC_ARG_ENABLE(optimize-lwp,
80 [  --disable-optimize-lwp               disable optimization for compilation of the LWP code (defaults to enabled)],, enable_optimize_lwp="yes"
81 )
82 AC_ARG_ENABLE(debug-pam,
83 [  --enable-debug-pam                   enable compilation of the PAM code with debugging information (defaults to disabled)],, enable_debug_pam="no"
84 )
85 AC_ARG_ENABLE(optimize-pam,
86 [  --disable-optimize-pam               disable optimization for compilation of the PAM code (defaults to enabled)],, enable_optimize_pam="yes"
87 )
88
89
90 enable_login="no"
91
92 dnl weird ass systems
93 AC_AIX
94 AC_ISC_POSIX
95 AC_MINIX
96
97 dnl Various compiler setup.
98 AC_TYPE_PID_T
99 AC_TYPE_SIZE_T
100 AC_TYPE_SIGNAL
101 COMPILER_HAS_FUNCTION_MACRO
102
103 dnl Checks for programs.
104 AC_PROG_INSTALL
105 AC_PROG_LN_S
106 AC_PROG_RANLIB
107 AC_PROG_YACC
108 AM_PROG_LEX
109
110 OPENAFS_CHECK_BIGENDIAN
111
112 AC_MSG_CHECKING(your OS)
113 system=$host
114 case $system in
115         *-linux*)
116
117                 MKAFS_OSTYPE=LINUX
118                 if test "x$enable_redhat_buildsys" = "xyes"; then
119                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
120                 fi
121                 if test "x$enable_kernel_module" = "xyes"; then
122                  if test "x$with_linux_kernel_headers" != "x"; then
123                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
124                  else
125                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
126                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
127                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
128                    fi
129                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
130                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
131                    fi
132                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
133                      LINUX_KERNEL_PATH="/usr/src/linux"
134                    fi
135                  fi
136                if test -f "$LINUX_KERNEL_PATH/include/linux/utsrelease.h"; then
137                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
138                  LINUX_VERSION="$linux_kvers"
139                else
140                  if test -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
141                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
142                   if test "x$linux_kvers" = "x"; then
143                     if test -f "$LINUX_KERNEL_PATH/include/linux/version-up.h"; then
144                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
145                       if test "x$linux_kvers" = "x"; then
146
147                         AC_MSG_ERROR(Linux headers lack version definition [2])
148                         exit 1
149                       else
150                         LINUX_VERSION="$linux_kvers"
151                       fi
152                     else
153                       AC_MSG_ERROR(Linux headers lack version definition)
154                       exit 1
155                     fi
156                   else
157                     LINUX_VERSION="$linux_kvers"
158                   fi
159                  else
160                     enable_kernel_module="no"
161                  fi
162                fi
163                  if test ! -f "$LINUX_KERNEL_PATH/include/linux/autoconf.h"; then
164                      enable_kernel_module="no"
165                  fi
166                  if test "x$enable_kernel_module" = "xno"; then
167                   if test "x$with_linux_kernel_headers" != "x"; then
168                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
169                    exit 1
170                   else
171                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
172                   fi
173                  fi
174                  dnl do we need to determine SUBARCH from autoconf.h
175                  SUBARCH=default
176                 fi
177                 AC_MSG_RESULT(linux)
178                 if test "x$enable_kernel_module" = "xyes"; then
179                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
180                  if test "x${AFS_SYSKVERS}" = "x"; then
181                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
182                  fi
183                 fi
184                 ;;
185         *-solaris*)
186                 MKAFS_OSTYPE=SOLARIS
187                 AC_MSG_RESULT(sun4)
188                 SOLARIS_UFSVFS_HAS_DQRWLOCK
189                 SOLARIS_PROC_HAS_P_COREFILE
190                 SOLARIS_FS_HAS_FS_ROLLED
191                 ;;
192         *-sunos*)
193                 MKAFS_OSTYPE=SUNOS
194                 enable_kernel_module=no
195                 AC_MSG_RESULT(sun4)
196                 ;;
197         *-hpux*)
198                 MKAFS_OSTYPE=HPUX
199                 AC_MSG_RESULT(hp_ux)
200                 if test -f "/usr/old/usr/include/ndir.h"; then
201                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
202                 fi
203                 ;;
204         *-irix*)
205                 if test -d /usr/include/sys/SN/SN1; then
206                  IRIX_BUILD_IP35="IP35"
207                 fi
208                 MKAFS_OSTYPE=IRIX
209                 AC_MSG_RESULT(sgi)
210                 ;;
211         *-aix*)
212                 MKAFS_OSTYPE=AIX
213                 AC_MSG_RESULT(rs_aix)
214                 ;;
215         *-osf*)
216                 MKAFS_OSTYPE=DUX
217                 AC_MSG_RESULT(alpha_dux)
218                 if test "x$enable_kernel_module" = "xyes"; then
219                  if test "x$with_dux_kernel_headers" != "x"; then
220                    HEADER_RT=`ls ${with_dux_kernel_headers}/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
221                  else
222                    HEADER_RT=`ls /usr/sys/*/rt_preempt.h | head -1 | sed 's,/rt_preempt.h,,;s,/usr/sys/,,'`
223                  fi
224                 fi
225                 if test "$HEADER_RT" = "*" ; then
226                         AC_MSG_ERROR([Need a configured kernel directory])
227                 fi
228                 AC_SUBST([HEADER_RT])
229                 ;;
230         powerpc-*-darwin*)
231                 MKAFS_OSTYPE=DARWIN
232                 AC_MSG_RESULT(ppc_darwin)
233                 ;;
234         i386-*-darwin*)
235                 MKAFS_OSTYPE=DARWIN
236                 AC_MSG_RESULT(x86_darwin)
237                 ;;
238         *-freebsd*)
239                 MKAFS_OSTYPE=FBSD
240                 AC_MSG_RESULT(i386_fbsd)
241                 ;;
242         *-netbsd*)
243                 MKAFS_OSTYPE=NBSD
244                 AC_MSG_RESULT(nbsd)
245                 ;;
246         *-openbsd*)
247                 MKAFS_OSTYPE=OBSD
248                 AC_MSG_RESULT(i386_obsd)
249                 ;;
250         *)
251                 AC_MSG_RESULT($system)
252                 ;;
253 esac
254
255 if test "x$with_afs_sysname" != "x"; then
256         AFS_SYSNAME="$with_afs_sysname"
257 else
258         AC_MSG_CHECKING(your AFS sysname)
259         case $host in
260                 i?86-*-openbsd?.?)
261                         v=${host#*openbsd}
262                         vM=${v%.*}
263                         vm=${v#*.}
264                         AFS_SYSNAME="i386_obsd${vM}${vm}"
265                         ;;
266                 sparc64-*-openbsd?.?)
267                         v=${host#*openbsd}
268                         vM=${v%.*}
269                         vm=${v#*.}
270                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
271                         ;;
272                 i?86-*-freebsd?.*)
273                         v=${host#*freebsd}
274                         vM=${v%.*}
275                         vm=${v#*.}
276                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
277                         ;;
278                 i?86-*-netbsd*1.5*)
279                         AFS_PARAM_COMMON=param.nbsd15.h
280                         AFS_SYSNAME="i386_nbsd15"
281                         ;;
282                 alpha-*-netbsd*1.5*)
283                         AFS_PARAM_COMMON=param.nbsd15.h
284                         AFS_SYSNAME="alpha_nbsd15"
285                         ;;
286                 i?86-*-netbsd*1.6[[M-Z]]*)
287                         AFS_PARAM_COMMON=param.nbsd20.h
288                         AFS_SYSNAME="i386_nbsd20"
289                         ;;
290                 powerpc-*-netbsd*1.6[[M-Z]]*)
291                         AFS_PARAM_COMMON=param.nbsd20.h
292                         AFS_SYSNAME="ppc_nbsd20"
293                         ;;
294                 i?86-*-netbsd*2.0*)
295                         AFS_PARAM_COMMON=param.nbsd20.h
296                         AFS_SYSNAME="i386_nbsd20"
297                         ;;
298                 amd64-*-netbsd*2.0*)
299                         AFS_PARAM_COMMON=param.nbsd20.h
300                         AFS_SYSNAME="amd64_nbsd20"
301                         ;;
302                 powerpc-*-netbsd*2.0*)
303                         AFS_PARAM_COMMON=param.nbsd20.h
304                         AFS_SYSNAME="ppc_nbsd20"
305                         ;;
306                 i?86-*-netbsd*1.6*)
307                         AFS_PARAM_COMMON=param.nbsd16.h
308                         AFS_SYSNAME="i386_nbsd16"
309                         ;;
310                 alpha-*-netbsd*1.6*)
311                         AFS_PARAM_COMMON=param.nbsd16.h
312                         AFS_SYSNAME="alpha_nbsd16"
313                         ;;
314                 powerpc-*-netbsd*1.6*)
315                         AFS_PARAM_COMMON=param.nbsd16.h
316                         AFS_SYSNAME="ppc_nbsd16"
317                         ;;
318                 i?86-*-netbsd*2.1*)
319                         AFS_PARAM_COMMON=param.nbsd21.h
320                         AFS_SYSNAME="i386_nbsd21"
321                         ;;
322                 i?86-*-netbsd*2.99*)
323                         AFS_PARAM_COMMON=param.nbsd30.h
324                         AFS_SYSNAME="i386_nbsd30"
325                         ;;
326                 i?86-*-netbsd*3.[[0-8]]*)
327                         AFS_PARAM_COMMON=param.nbsd30.h
328                         AFS_SYSNAME="i386_nbsd30"
329                         ;;
330                 i?86-*-netbsd*3.99*)
331                         AFS_PARAM_COMMON=param.nbsd30.h
332                         AFS_SYSNAME="i386_nbsd30"
333                         ;;
334                 i?86-*-netbsd*4.[[0-8]]*)
335                         AFS_PARAM_COMMON=param.nbsd40.h
336                         AFS_SYSNAME="i386_nbsd40"
337                         ;;
338                 i?86-*-netbsd*4.99*)
339                         AFS_PARAM_COMMON=param.nbsd40.h
340                         AFS_SYSNAME="i386_nbsd40"
341                         ;;
342                 hppa*-hp-hpux11.0*)
343                         AFS_SYSNAME="hp_ux110"
344                         ;;
345                 hppa*-hp-hpux11.11)
346                         AFS_SYSNAME="hp_ux11i"
347                         ;;
348                 ia64-hp-hpux11.22)
349                         AFS_SYSNAME="ia64_hpux1122"
350                         ;;
351                 ia64-hp-hpux*)
352                         AFS_SYSNAME="ia64_hpux1123"
353                         ;;
354                 hppa*-hp-hpux10*)
355                         AFS_SYSNAME="hp_ux102"
356                         ;;
357                 powerpc-apple-darwin1.2*)
358                         AFS_SYSNAME="ppc_darwin_12"
359                         ;;
360                 powerpc-apple-darwin1.3*)
361                         AFS_SYSNAME="ppc_darwin_13"
362                         ;;
363                 powerpc-apple-darwin1.4*)
364                         AFS_SYSNAME="ppc_darwin_14"
365                         ;;
366                 powerpc-apple-darwin5.1*)
367                         AFS_SYSNAME="ppc_darwin_14"
368                         ;;
369                 powerpc-apple-darwin5.2*)
370                         AFS_SYSNAME="ppc_darwin_14"
371                         ;;
372                 powerpc-apple-darwin5.3*)
373                         AFS_SYSNAME="ppc_darwin_14"
374                         ;;
375                 powerpc-apple-darwin5.4*)
376                         AFS_SYSNAME="ppc_darwin_14"
377                         ;;
378                 powerpc-apple-darwin5.5*)
379                         AFS_SYSNAME="ppc_darwin_14"
380                         ;;
381                 powerpc-apple-darwin6.0*)
382                         AFS_SYSNAME="ppc_darwin_60"
383                         ;;
384                 powerpc-apple-darwin6.1*)
385                         AFS_SYSNAME="ppc_darwin_60"
386                         ;;
387                 powerpc-apple-darwin6.2*)
388                         AFS_SYSNAME="ppc_darwin_60"
389                         ;;
390                 powerpc-apple-darwin6.3*)
391                         AFS_SYSNAME="ppc_darwin_60"
392                         ;;
393                 powerpc-apple-darwin6.4*)
394                         AFS_SYSNAME="ppc_darwin_60"
395                         ;;
396                 powerpc-apple-darwin6.5*)
397                         AFS_SYSNAME="ppc_darwin_60"
398                         ;;
399                 powerpc-apple-darwin7.0*)
400                         AFS_SYSNAME="ppc_darwin_70"
401                         ;;
402                 powerpc-apple-darwin7.1*)
403                         AFS_SYSNAME="ppc_darwin_70"
404                         ;;
405                 powerpc-apple-darwin7.2*)
406                         AFS_SYSNAME="ppc_darwin_70"
407                         ;;
408                 powerpc-apple-darwin7.3*)
409                         AFS_SYSNAME="ppc_darwin_70"
410                         ;;
411                 powerpc-apple-darwin7.4*)
412                         AFS_SYSNAME="ppc_darwin_70"
413                         ;;
414                 powerpc-apple-darwin7.5*)
415                         AFS_SYSNAME="ppc_darwin_70"
416                         ;;
417                 powerpc-apple-darwin8.0*)
418                         AFS_SYSNAME="ppc_darwin_80"
419                         ;;
420                 powerpc-apple-darwin8.*)
421                         AFS_SYSNAME="ppc_darwin_80"
422                         ;;
423                 i386-apple-darwin8.*)
424                         AFS_SYSNAME="x86_darwin_80"
425                         ;;
426                 powerpc-apple-darwin9.*)
427                         AFS_SYSNAME="ppc_darwin_90"
428                         ;;
429                 i386-apple-darwin9.*)
430                         AFS_SYSNAME="x86_darwin_90"
431                         ;;
432                 sparc-sun-solaris2.5*)
433                         AFS_SYSNAME="sun4x_55"
434                         enable_login="yes"
435                         ;;
436                 sparc-sun-solaris2.6)
437                         AFS_SYSNAME="sun4x_56"
438                         ;;
439                 sparc-sun-solaris2.7)
440                         AFS_SYSNAME="sun4x_57"
441                         ;;
442                 sparc-sun-solaris2.8)
443                         AFS_SYSNAME="sun4x_58"
444                         ;;
445                 sparc-sun-solaris2.9)
446                         AFS_SYSNAME="sun4x_59"
447                         ;;
448                 sparc-sun-solaris2.10)
449                         AFS_SYSNAME="sun4x_510"
450                         ;;
451                 sparc-sun-solaris2.11)
452                         AFS_SYSNAME="sun4x_511"
453                         ;;
454                 sparc-sun-sunos4*)
455                         AFS_SYSNAME="sun4_413"
456                         enable_login="yes"
457                         ;;
458                 i386-pc-solaris2.7)
459                         AFS_SYSNAME="sunx86_57"
460                         ;;
461                 i386-pc-solaris2.8)
462                         AFS_SYSNAME="sunx86_58"
463                         ;;
464                 i386-pc-solaris2.9)
465                         AFS_SYSNAME="sunx86_59"
466                         ;;
467                 i386-pc-solaris2.10)
468                         AFS_SYSNAME="sunx86_510"
469                         ;;
470                 i386-pc-solaris2.11)
471                         AFS_SYSNAME="sunx86_511"
472                         ;;
473                 alpha*-dec-osf4.0*)
474                         AFS_SYSNAME="alpha_dux40"
475                         ;;
476                 alpha*-dec-osf5.0*)
477                         AFS_SYSNAME="alpha_dux50"
478                         ;;
479                 alpha*-dec-osf5.1*)
480                         AFS_SYSNAME="alpha_dux51"
481                         ;;
482                 mips-sgi-irix6.5)
483                         AFS_SYSNAME="sgi_65"
484                         ;;
485                 ia64-*-linux*)
486                         AFS_SYSNAME="ia64_linuxXX"
487                         ;;
488                 powerpc-*-linux*)
489                         AFS_SYSNAME="`/bin/arch`_linuxXX"
490                         ;;
491                 powerpc64-*-linux*)
492                         AFS_SYSNAME="ppc64_linuxXX"
493                         ;;
494                 alpha*-linux*)
495                         AFS_SYSNAME="alpha_linux_XX"
496                         ;;
497                 s390-*-linux*)
498                         AFS_SYSNAME="s390_linuxXX"
499                         ;;
500                 s390x-*-linux*)
501                         AFS_SYSNAME="s390x_linuxXX"
502                         ;;
503                 sparc-*-linux*)
504                         AFS_SYSNAME="sparc_linuxXX"
505                         ;;
506                 sparc64-*-linux*)
507                         AFS_SYSNAME="sparc64_linuxXX"
508                         ;;
509                 i?86-*-linux*)
510                         AFS_SYSNAME="i386_linuxXX"
511                         ;;
512                 parisc-*-linux-gnu|hppa-*-linux-gnu)
513                         AFS_SYSNAME="parisc_linuxXX"
514                         enable_pam="no"
515                         ;;
516                 power*-ibm-aix4.2*)
517                         AFS_SYSNAME="rs_aix42"
518                         enable_pam="no"
519                         ;;
520                 power*-ibm-aix4.3*)
521                         AFS_SYSNAME="rs_aix42"
522                         enable_pam="no"
523                         ;;
524                 power*-ibm-aix5.1*)
525                         AFS_SYSNAME="rs_aix51"
526                         enable_pam="no"
527                         ;;
528                 power*-ibm-aix5.2*)
529                         AFS_SYSNAME="rs_aix52"
530                         enable_pam="no"
531                         ;;
532                 power*-ibm-aix5.3*)
533                         AFS_SYSNAME="rs_aix53"
534                         enable_pam="no"
535                         ;;
536                 x86_64-*-linux-gnu)
537                         AFS_SYSNAME="amd64_linuxXX"
538                         enable_pam="no"
539                         ;;
540                 *)
541                         AC_MSG_ERROR(An AFS sysname is required)
542                         exit 1
543                         ;;
544         esac
545         case $AFS_SYSNAME in
546                 *_linux* | *_umlinux*)
547                         if test "x${AFS_SYSKVERS}" = "x"; then
548                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
549                         fi
550                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
551                         AFS_SYSNAME="$_AFS_SYSNAME"
552                         save_CPPFLAGS="$CPPFLAGS"
553                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
554                         AC_TRY_COMPILE(
555                          [#include <linux/autoconf.h>],
556                          [#ifndef CONFIG_USERMODE
557                           #error not UML
558                           #endif],
559                          ac_cv_linux_is_uml=yes,)
560                         if test "${ac_cv_linux_is_uml}" = yes; then
561                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
562                         fi
563                         CPPFLAGS="$save_CPPFLAGS"
564                         AFS_SYSNAME="$_AFS_SYSNAME"
565                         ;;
566         esac
567         AC_MSG_RESULT($AFS_SYSNAME)
568 fi
569
570 case $AFS_SYSNAME in *_linux* | *_umlinux*)
571
572                 # Add (sub-) architecture-specific paths needed by conftests
573                 case $AFS_SYSNAME  in
574                         *_umlinux26)
575                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
576                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
577                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
578                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
579                 esac
580
581                 if test "x$enable_kernel_module" = "xyes"; then
582                  if test "x$enable_debug_kernel" = "xno"; then
583                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
584                  fi
585                  OPENAFS_GCC_SUPPORTS_MARCH
586                  AC_SUBST(P5PLUS_KOPTS)
587                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
588                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
589                  OPENAFS_GCC_SUPPORTS_NO_COMMON
590                  OPENAFS_GCC_SUPPORTS_PIPE
591                  AC_SUBST(LINUX_GCC_KOPTS)
592                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
593                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
594                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
595                  )
596
597                  LINUX_KERNEL_COMPILE_WORKS
598                  LINUX_CONFIG_H_EXISTS
599                  LINUX_COMPLETION_H_EXISTS
600                  LINUX_DEFINES_FOR_EACH_PROCESS
601                  LINUX_DEFINES_PREV_TASK
602                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
603                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
604                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
605                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
606                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
607                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
608                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
609                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
610                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
611                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
612                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
613                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
614                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
615                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
616                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
617                  LINUX_INODE_SETATTR_RETURN_TYPE
618                  LINUX_WRITE_INODE_RETURN_TYPE
619                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
620                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
621                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
622                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
623                  LINUX_AOP_WRITEBACK_CONTROL
624                  LINUX_KERNEL_LINUX_SYSCALL_H
625                  LINUX_KERNEL_LINUX_SEQ_FILE_H
626                  LINUX_KERNEL_SELINUX
627                  LINUX_KERNEL_SOCK_CREATE
628                  LINUX_KERNEL_PAGE_FOLLOW_LINK
629                  LINUX_NEED_RHCONFIG
630                  LINUX_RECALC_SIGPENDING_ARG_TYPE
631                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
632                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
633                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
634                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
635                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
636                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
637                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
638                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
639                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
640                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
641                  LINUX_STATFS_TAKES_DENTRY
642                  LINUX_REFRIGERATOR
643                  LINUX_LINUX_KEYRING_SUPPORT
644                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
645                  LINUX_DO_SYNC_READ
646                  LINUX_GENERIC_FILE_AIO_READ
647                  LINUX_FREEZER_H_EXISTS
648                  LINUX_INIT_WORK_HAS_DATA
649                  LINUX_EXPORTS_SYS_CHDIR
650                  LINUX_EXPORTS_SYS_CLOSE
651                  LINUX_EXPORTS_SYS_OPEN
652                  LINUX_EXPORTS_SYS_WAIT4
653                  LINUX_WHICH_MODULES
654                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
655                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
656                    ac_cv_linux_exports_sys_call_table=no
657                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
658                      ac_cv_linux_exports_ia32_sys_call_table=yes
659                    fi
660                  else
661                    LINUX_EXPORTS_INIT_MM
662                    LINUX_EXPORTS_KALLSYMS_ADDRESS
663                    LINUX_EXPORTS_KALLSYMS_SYMBOL
664                    LINUX_EXPORTS_SYS_CALL_TABLE
665                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
666                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
667                          linux_syscall_method=none
668                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
669                             linux_syscall_method=scan
670                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
671                                linux_syscall_method=scan_with_kallsyms_address
672                             fi
673                          fi
674                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
675                             linux_syscall_method=kallsyms_symbol
676                          fi
677                          if test "x$linux_syscall_method" = "xnone"; then
678                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
679                             linux_syscall_method=scan
680                          fi
681                    fi
682                  fi
683                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
684                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
685                  fi
686                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
687                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
688                  fi
689                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
690                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
691                  fi
692                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
693                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
694                  fi
695                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
696                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
697                  fi
698                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
699                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
700                  fi
701                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
702                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
703                  fi
704                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
705                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE)
706                  fi
707                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
708                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE)
709                  fi
710                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
711                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL)
712                  fi
713                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
714                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS)
715                  fi
716                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
717                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
718                  fi
719                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
720                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
721                  fi
722                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
723                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
724                  fi
725                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
726                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
727                  fi
728                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
729                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
730                  fi
731                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
732                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
733                  fi
734                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
735                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
736                  fi
737                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then 
738                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
739                  fi
740                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then 
741                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
742                  fi
743                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then 
744                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
745                  fi
746                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then 
747                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
748                  fi
749                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then 
750                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
751                  fi
752                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then 
753                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
754                  fi
755                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then 
756                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
757                  fi
758                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then 
759                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
760                  fi
761                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then 
762                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
763                  fi
764                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then 
765                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
766                  fi
767                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then 
768                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
769                  fi
770                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then 
771                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
772                  fi
773                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then 
774                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
775                  fi
776                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
777                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
778                  fi
779                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
780                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
781                  fi
782                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
783                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
784                  fi
785                  if test "x$ac_linux_syscall" = "xyes" ; then
786                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
787                  fi
788                  if test "x$ac_linux_seq_file" = "xyes" ; then
789                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
790                  fi
791                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then 
792                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
793                  fi
794                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then 
795                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
796                  fi
797                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then 
798                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
799                  fi
800                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then 
801                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
802                  fi
803                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then 
804                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
805                  fi
806                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then 
807                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
808                  fi
809                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then 
810                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
811                  fi
812                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then 
813                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
814                  fi
815                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then 
816                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
817                  fi
818                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
819                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
820                  fi
821                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
822                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
823                  fi
824                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
825                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
826                  fi
827                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
828                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
829                  fi
830                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
831                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
832                  fi
833                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
834                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
835                  fi
836                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
837                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
838                  fi
839                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
840                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
841                  fi
842                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
843                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
844                  fi
845                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
846                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
847                  fi
848                 :
849                 fi
850 esac
851
852 case $AFS_SYSNAME in
853         *_darwin*)
854                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
855                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
856                 dnl the test below fails on darwin, even if the CPPFLAGS below
857                 dnl are added. the headers from Kernel.framework must be used
858                 dnl when KERNEL is defined.
859
860                 dnl really, such a thing isn't guaranteed to work on any 
861                 dnl platform until the kernel cflags from MakefileProto are
862                 dnl known to configure
863                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
864                 ;;
865         *)
866 AC_MSG_CHECKING(for definition of struct buf)
867 dnl save_CPPFLAGS="$CPPFLAGS"
868 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
869 AC_CACHE_VAL(ac_cv_have_struct_buf, [
870         ac_cv_have_struct_buf=no
871         AC_TRY_COMPILE(
872                 [#include <sys/buf.h>],
873                 [struct buf x;
874                 printf("%d\n", sizeof(x));],
875                 ac_cv_have_struct_buf=yes,)
876         ]
877 )
878 dnl CPPFLAGS="$save_CPPFLAGS"
879 AC_MSG_RESULT($ac_cv_have_struct_buf)
880 if test "$ac_cv_have_struct_buf" = yes; then
881         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
882 fi
883 ;;
884 esac
885
886
887 AC_CACHE_VAL(ac_cv_sockaddr_len,
888 [
889 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
890 AC_TRY_COMPILE( [#include <sys/types.h>
891 #include <sys/socket.h>],
892 [struct sockaddr *a;
893 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
894 AC_MSG_RESULT($ac_cv_sockaddr_len)])
895 if test "$ac_cv_sockaddr_len" = "yes"; then
896    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
897 fi
898 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
899         echo Skipping library tests because they confuse Irix.
900 else
901   AC_CHECK_FUNCS(socket)
902
903   if test "$ac_cv_func_socket" = no; then
904     for lib in socket inet; do
905         if test "$HAVE_SOCKET" != 1; then
906                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
907         fi
908     done
909   fi
910   
911   AC_CHECK_FUNCS(connect)       
912
913   if test "$ac_cv_func_connect" = no; then
914     for lib in nsl; do
915         if test "$HAVE_CONNECT" != 1; then
916                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
917         fi
918     done
919   fi
920
921   AC_CHECK_FUNCS(gethostbyname)
922   if test "$ac_cv_func_gethostbyname" = no; then
923         for lib in dns nsl resolv; do
924           if test "$HAVE_GETHOSTBYNAME" != 1; then
925             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
926           fi
927         done    
928   fi    
929
930   dnl darwin wants it, aix hates it
931   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
932   AC_TRY_COMPILE([
933   #include <stdlib.h>
934   #include <stdio.h>
935   #include <sys/types.h>
936   #include <sys/socket.h>
937   #include <netinet/in.h>
938   #include <arpa/inet.h>
939   #include <arpa/nameser.h>
940   #include <arpa/nameser_compat.h>
941   #include <resolv.h>
942   ], [static int i; i = 0;],
943   [AC_MSG_RESULT(yes)
944    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H)],
945   [AC_MSG_RESULT(no)
946    ])
947
948   openafs_save_libs="$LIBS"
949   AC_MSG_CHECKING([for res_search])
950   AC_FUNC_RES_SEARCH
951
952   if test "$ac_cv_func_res_search" = no; then
953       for lib in dns nsl resolv; do
954         if test "$ac_cv_func_res_search" != yes; then
955           LIBS="-l$lib $LIBS"
956           AC_FUNC_RES_SEARCH
957           LIBS="$openafs_save_libs"
958         fi
959       done    
960       if test "$ac_cv_func_res_search" = yes; then
961         LIB_res_search="-l$lib"       
962         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
963         AC_MSG_RESULT([yes, in lib$lib])
964       else
965         AC_MSG_RESULT(no)
966       fi
967   else
968     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
969     AC_MSG_RESULT(yes)
970   fi
971   
972 fi
973
974 PTHREAD_LIBS=error
975 if test "x$MKAFS_OSTYPE" = OBSD; then
976         PTHREAD_LIBS="-pthread"
977 fi
978 if test "x$PTHREAD_LIBS" = xerror; then
979         AC_CHECK_LIB(pthread, pthread_attr_init,
980                 PTHREAD_LIBS="-lpthread")
981 fi
982 if test "x$PTHREAD_LIBS" = xerror; then
983         AC_CHECK_LIB(pthreads, pthread_attr_init,
984                 PTHREAD_LIBS="-lpthreads")
985 fi
986 if test "x$PTHREAD_LIBS" = xerror; then
987         AC_CHECK_LIB(c_r, pthread_attr_init,
988                 PTHREAD_LIBS="-lc_r")
989 fi
990 if test "x$PTHREAD_LIBS" = xerror; then
991         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
992 fi
993 if test "x$PTHREAD_LIBS" = xerror; then
994         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
995         AC_CHECK_LIB(pthread, pthread_attr_destroy,
996                 PTHREAD_LIBS="-lpthread")
997 fi
998 if test "x$PTHREAD_LIBS" = xerror; then
999         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1000 fi
1001 AC_SUBST(PTHREAD_LIBS)
1002
1003 WITH_OBSOLETE=NO
1004 if test "$enable_obsolete" = "yes"; then
1005         WITH_OBSOLETE=YES
1006 fi
1007
1008 HOST_CPU="$host_cpu"
1009
1010 if test "x$with_bsd_kernel_headers" != "x"; then
1011         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1012 else
1013         BSD_KERNEL_PATH="/usr/src/sys"
1014 fi
1015
1016 if test "x$with_bsd_kernel_build" != "x"; then
1017         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1018 else
1019         case $AFS_SYSNAME in
1020                 *_fbsd_4?)
1021                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1022                         ;;
1023                 *_fbsd_*)
1024                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1025                         ;;
1026         esac
1027 fi
1028
1029 # Fast restart
1030 if test "$enable_supergroups" = "yes"; then
1031         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1032 fi
1033
1034 if test "$enable_fast_restart" = "yes"; then
1035         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1036 fi
1037
1038 if test "$enable_bitmap_later" = "yes"; then
1039         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1040 fi
1041
1042 if test "$enable_demand_attach_fs" = "yes"; then
1043         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1044         DEMAND_ATTACH="yes"
1045 else
1046         DEMAND_ATTACH="no"
1047 fi
1048 AC_SUBST(DEMAND_ATTACH)
1049
1050 if test "$enable_fast_restart" = "yes" &&
1051    test "$enable_demand_attach_fs" = "yes" ; then
1052         AC_MSG_ERROR([The Demand Attach and Fast Restart extensions are mutually exclusive.  Demand Attach fileservers automatically salvage volumes in the background, thereby making Fast Restart pointless.])
1053         exit 1
1054 fi
1055
1056 if test "$enable_full_vos_listvol_switch" = "yes"; then
1057         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1058 fi
1059
1060 if test "$enable_bos_restricted_mode" = "yes"; then
1061         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1062 fi
1063
1064 if test "$enable_bos_new_config" = "yes"; then
1065         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1066 fi
1067
1068 if test "$enable_largefile_fileserver" = "yes"; then
1069         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1070 fi
1071
1072 if test "$enable_namei_fileserver" = "yes"; then
1073         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1074 fi
1075
1076 if test "$enable_afsdb" = "yes"; then
1077         LIB_AFSDB="$LIB_res_search"
1078         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1079 fi
1080
1081 dnl check for tivoli
1082 AC_MSG_CHECKING(for tivoli tsm butc support)
1083 XBSA_CFLAGS=""
1084 if test "$enable_tivoli_tsm" = "yes"; then
1085         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1086         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1087
1088         if test -r "$XBSADIR1/xbsa.h"; then
1089                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1090                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1091         elif test -r "$XBSADIR2/xbsa.h"; then
1092                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1093                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1094         else
1095                 AC_MSG_RESULT([no, missing xbsa.h header file])
1096         fi
1097 else
1098         AC_MSG_RESULT([no])
1099 fi
1100 AC_SUBST(XBSA_CFLAGS)
1101
1102 dnl checks for header files.
1103 AC_HEADER_STDC
1104 AC_HEADER_SYS_WAIT
1105 AC_HEADER_DIRENT
1106 AC_CHECK_HEADERS(stdlib.h string.h unistd.h fcntl.h sys/time.h sys/file.h)
1107 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1108 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1109 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h)
1110 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1111 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h)
1112
1113 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1114         HAVE_PAM="yes"
1115 else
1116         HAVE_PAM="no"
1117 fi
1118 AC_SUBST(HAVE_PAM)
1119
1120 if test "$enable_login" = yes; then
1121         BUILD_LOGIN="yes"
1122 else
1123         BUILD_LOGIN="no"
1124 fi
1125 AC_SUBST(BUILD_LOGIN)
1126
1127 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1128 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1129 AC_CHECK_FUNCS(setvbuf)
1130 AC_FUNC_SETVBUF_REVERSED
1131 AC_CHECK_FUNCS(regcomp regexec regerror)
1132 AC_MSG_CHECKING([for POSIX regex library])
1133 if test "$ac_cv_header_regex_h" = "yes" && \
1134         test "$ac_cv_func_regcomp" = "yes" && \
1135         test "$ac_cv_func_regexec" = "yes" && \
1136         test "$ac_cv_func_regerror" = "yes"; then
1137     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1138     AC_MSG_RESULT(yes)
1139 else
1140     AC_MSG_RESULT(no)
1141 fi
1142         
1143 AC_CHECK_TYPE(ssize_t, int)
1144 AC_SIZEOF_TYPE(long)
1145
1146 AC_MSG_CHECKING(size of time_t)
1147 AC_CACHE_VAL(ac_cv_sizeof_time_t,
1148 [AC_TRY_RUN([#include <stdio.h>
1149 #include <time.h>
1150 main()
1151 {
1152   FILE *f=fopen("conftestval", "w");
1153   if (!f) exit(1);
1154   fprintf(f, "%d\n", sizeof(time_t));
1155   exit(0);
1156 }], ac_cv_sizeof_time_t=`cat conftestval`, ac_cv_sizeof_time_t=0)
1157 ])
1158 AC_MSG_RESULT($ac_cv_sizeof_time_t)
1159 AC_DEFINE_UNQUOTED(SIZEOF_TIME_T, $ac_cv_sizeof_time_t)
1160
1161 AC_CHECK_FUNCS(timegm)
1162 AC_CHECK_FUNCS(daemon)
1163
1164 dnl Directory PATH handling
1165 if test "x$enable_transarc_paths" = "xyes"  ; then 
1166     afsconfdir=${afsconfdir=/usr/afs/etc}
1167     viceetcdir=${viceetcdir=/usr/vice/etc}
1168     afskerneldir=${afskerneldir=${viceetcdir}}
1169     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1170     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1171     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1172     afsdbdir=${afsdbdir=/usr/afs/db}
1173     afslogsdir=${afslogsdir=/usr/afs/logs}
1174     afslocaldir=${afslocaldir=/usr/afs/local}
1175     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1176     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1177 else 
1178     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1179     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1180     afskerneldir=${afskerneldir='${libdir}/openafs'}
1181     afssrvbindir=${afssrvbindir='${bindir}'}
1182     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1183     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1184     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1185     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1186     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1187     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1188     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1189 fi
1190 AC_SUBST(afsconfdir)
1191 AC_SUBST(viceetcdir)
1192 AC_SUBST(afskerneldir)
1193 AC_SUBST(afssrvbindir)
1194 AC_SUBST(afssrvsbindir)
1195 AC_SUBST(afssrvlibexecdir)
1196 AC_SUBST(afsdbdir)
1197 AC_SUBST(afslogsdir)
1198 AC_SUBST(afslocaldir)
1199 AC_SUBST(afsbackupdir)
1200 AC_SUBST(afsbosconfigdir)
1201
1202 if test "x$enable_kernel_module" = "xyes"; then
1203 ENABLE_KERNEL_MODULE=libafs
1204 fi
1205
1206 AC_SUBST(AFS_SYSNAME)
1207 AC_SUBST(AFS_PARAM_COMMON)
1208 AC_SUBST(ENABLE_KERNEL_MODULE)
1209 AC_SUBST(LIB_AFSDB)
1210 AC_SUBST(LINUX_KERNEL_PATH)
1211 AC_SUBST(HOST_CPU)
1212 AC_SUBST(BSD_KERNEL_PATH)
1213 AC_SUBST(BSD_KERNEL_BUILD)
1214 AC_SUBST(LINUX_VERSION)
1215 AC_SUBST(MKAFS_OSTYPE)
1216 AC_SUBST(TOP_OBJDIR)
1217 AC_SUBST(TOP_SRCDIR)
1218 AC_SUBST(TOP_INCDIR)
1219 AC_SUBST(TOP_LIBDIR)
1220 AC_SUBST(DEST)
1221 AC_SUBST(WITH_OBSOLETE)
1222 AC_SUBST(DARWIN_INFOFILE)
1223 AC_SUBST(IRIX_BUILD_IP35)
1224
1225 OPENAFS_OSCONF
1226 OPENAFS_KRB5CONF
1227
1228 TOP_SRCDIR="${srcdir}/src"
1229 dnl
1230 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1231 dnl
1232 case $TOP_SRCDIR in
1233         /*)
1234                 ;;
1235         *)
1236                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1237                 ;;
1238 esac
1239
1240 TOP_OBJDIR="${SRCDIR_PARENT}"
1241 TOP_INCDIR="${SRCDIR_PARENT}/include"
1242 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1243 if test "${DEST}x" = "x"; then
1244         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1245 fi
1246
1247 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1248 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1249 AC_SUBST(HELPER_SPLINT)
1250 AC_SUBST(HELPER_SPLINTCFG)
1251
1252 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1253
1254 ])