6a0db8a5a0e1ea7c99de22b59e64056b1515ba97
[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
13 AC_ARG_WITH(afs-sysname,
14 [  --with-afs-sysname=sys    use sys for the afs sysname]
15 )
16 AC_ARG_ENABLE( afsdb,
17 [  --disable-afsdb                      disable AFSDB DNS RR support],, enable_afsdb="yes")
18 AC_ARG_ENABLE( pam,
19 [  --disable-pam                        disable PAM support],, enable_pam="yes")
20 AC_ARG_ENABLE( bos-restricted-mode,
21 [  --enable-bos-restricted-mode         enable bosserver restricted mode which disables certain bosserver functionality],, enable_bos_restricted_mode="no")
22 AC_ARG_ENABLE( bos-new-config,
23 [  --enable-bos-new-config              enable bosserver pickup of BosConfig.new on restarts],, enable_bos_new_config="no")
24 AC_ARG_ENABLE( largefile-fileserver,
25 [  --disable-largefile-fileserver       disable large file support in fileserver],, enable_largefile_fileserver="yes")
26 AC_ARG_ENABLE( namei-fileserver,
27 [  --enable-namei-fileserver            force compilation of namei fileserver in preference to inode fileserver],, enable_namei_fileserver="no")
28 AC_ARG_ENABLE( supergroups,
29 [  --enable-supergroups                 enable support for nested pts groups],, enable_supergroups="no")
30 AC_ARG_ENABLE( fast-restart,
31 [  --enable-fast-restart                enable fast startup of file server without salvaging],, enable_fast_restart="no")
32 AC_ARG_ENABLE( bitmap-later,
33 [  --enable-bitmap-later                enable fast startup of file server by not reading bitmap till needed],, enable_bitmap_later="no")
34 AC_ARG_ENABLE( demand-attach-fs,
35 [  --enable-demand-attach-fs            enable Demand Attach Fileserver (please see documentation)],, enable_demand_attach_fs="no")
36 AC_ARG_ENABLE( unix-sockets,
37 [  --enable-unix-sockets                enable use of unix domain sockets for fssync],, enable_unix_sockets="yes")
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(strip-binaries,
74 [  --disable-strip-binaries             disable stripping of symbol information from binaries (defaults to enabled)],, enable_strip_binaries="maybe"
75 )
76 AC_ARG_ENABLE(optimize,
77 [  --disable-optimize                   disable optimization for compilation of the user space code (defaults to enabled)],, enable_optimize="yes"
78 )
79 AC_ARG_ENABLE(debug-lwp,
80 [  --enable-debug-lwp                   enable compilation of the LWP code with debugging information (defaults to disabled)],, enable_debug_lwp="no"
81 )
82 AC_ARG_ENABLE(optimize-lwp,
83 [  --disable-optimize-lwp               disable optimization for compilation of the LWP code (defaults to enabled)],, enable_optimize_lwp="yes"
84 )
85 AC_ARG_ENABLE(debug-pam,
86 [  --enable-debug-pam                   enable compilation of the PAM code with debugging information (defaults to disabled)],, enable_debug_pam="no"
87 )
88 AC_ARG_ENABLE(optimize-pam,
89 [  --disable-optimize-pam               disable optimization for compilation of the PAM code (defaults to enabled)],, enable_optimize_pam="yes"
90 )
91
92
93 enable_login="no"
94
95 dnl weird ass systems
96 AC_AIX
97 AC_ISC_POSIX
98 AC_MINIX
99
100 dnl Various compiler setup.
101 AC_TYPE_PID_T
102 AC_TYPE_SIZE_T
103 AC_TYPE_SIGNAL
104 COMPILER_HAS_FUNCTION_MACRO
105
106 dnl Checks for programs.
107 AC_PROG_INSTALL
108 AC_PROG_LN_S
109 AC_PROG_RANLIB
110 AC_PROG_YACC
111 AM_PROG_LEX
112
113 OPENAFS_CHECK_BIGENDIAN
114
115 AC_MSG_CHECKING(your OS)
116 system=$host
117 case $system in
118         *-linux*)
119
120                 MKAFS_OSTYPE=LINUX
121                 if test "x$enable_redhat_buildsys" = "xyes"; then
122                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
123                 fi
124                 if test "x$enable_kernel_module" = "xyes"; then
125                  if test "x$with_linux_kernel_headers" != "x"; then
126                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
127                  else
128                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
129                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
130                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
131                    fi
132                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
133                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
134                    fi
135                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
136                      LINUX_KERNEL_PATH="/usr/src/linux"
137                    fi
138                  fi
139                if test -f "$LINUX_KERNEL_PATH/include/linux/utsrelease.h"; then
140                  linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
141                  LINUX_VERSION="$linux_kvers"
142                else
143                  if test -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
144                   linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
145                   if test "x$linux_kvers" = "x"; then
146                     if test -f "$LINUX_KERNEL_PATH/include/linux/version-up.h"; then
147                       linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_PATH/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
148                       if test "x$linux_kvers" = "x"; then
149
150                         AC_MSG_ERROR(Linux headers lack version definition [2])
151                         exit 1
152                       else
153                         LINUX_VERSION="$linux_kvers"
154                       fi
155                     else
156                       AC_MSG_ERROR(Linux headers lack version definition)
157                       exit 1
158                     fi
159                   else
160                     LINUX_VERSION="$linux_kvers"
161                   fi
162                  else
163                     enable_kernel_module="no"
164                  fi
165                fi
166                  if test ! -f "$LINUX_KERNEL_PATH/include/linux/autoconf.h"; then
167                      enable_kernel_module="no"
168                  fi
169                  if test "x$enable_kernel_module" = "xno"; then
170                   if test "x$with_linux_kernel_headers" != "x"; then
171                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
172                    exit 1
173                   else
174                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
175                   fi
176                  fi
177                  dnl do we need to determine SUBARCH from autoconf.h
178                  SUBARCH=default
179                 fi
180                 AC_MSG_RESULT(linux)
181                 if test "x$enable_kernel_module" = "xyes"; then
182                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
183                  if test "x${AFS_SYSKVERS}" = "x"; then
184                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
185                  fi
186                 fi
187                 ;;
188         *-solaris*)
189                 MKAFS_OSTYPE=SOLARIS
190                 AC_MSG_RESULT(sun4)
191                 SOLARIS_UFSVFS_HAS_DQRWLOCK
192                 SOLARIS_PROC_HAS_P_COREFILE
193                 SOLARIS_FS_HAS_FS_ROLLED
194                 ;;
195         *-sunos*)
196                 MKAFS_OSTYPE=SUNOS
197                 enable_kernel_module=no
198                 AC_MSG_RESULT(sun4)
199                 ;;
200         *-hpux*)
201                 MKAFS_OSTYPE=HPUX
202                 AC_MSG_RESULT(hp_ux)
203                 if test -f "/usr/old/usr/include/ndir.h"; then
204                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
205                 fi
206                 ;;
207         *-irix*)
208                 if test -d /usr/include/sys/SN/SN1; then
209                  IRIX_BUILD_IP35="IP35"
210                 fi
211                 MKAFS_OSTYPE=IRIX
212                 AC_MSG_RESULT(sgi)
213                 ;;
214         *-aix*)
215                 MKAFS_OSTYPE=AIX
216                 AC_MSG_RESULT(rs_aix)
217                 ;;
218         *-osf*)
219                 MKAFS_OSTYPE=DUX
220                 AC_MSG_RESULT(alpha_dux)
221                 ;;
222         powerpc-*-darwin*)
223                 MKAFS_OSTYPE=DARWIN
224                 AC_MSG_RESULT(ppc_darwin)
225                 ;;
226         i386-*-darwin*)
227                 MKAFS_OSTYPE=DARWIN
228                 AC_MSG_RESULT(x86_darwin)
229                 ;;
230         *-freebsd*)
231                 MKAFS_OSTYPE=FBSD
232                 AC_MSG_RESULT(i386_fbsd)
233                 ;;
234         *-netbsd*)
235                 MKAFS_OSTYPE=NBSD
236                 AC_MSG_RESULT(nbsd)
237                 ;;
238         *-openbsd*)
239                 MKAFS_OSTYPE=OBSD
240                 AC_MSG_RESULT(i386_obsd)
241                 ;;
242         *)
243                 AC_MSG_RESULT($system)
244                 ;;
245 esac
246
247 if test "x$with_afs_sysname" != "x"; then
248         AFS_SYSNAME="$with_afs_sysname"
249 else
250         AC_MSG_CHECKING(your AFS sysname)
251         case $host in
252                 i?86-*-openbsd?.?)
253                         v=${host#*openbsd}
254                         vM=${v%.*}
255                         vm=${v#*.}
256                         AFS_SYSNAME="i386_obsd${vM}${vm}"
257                         ;;
258                 sparc64-*-openbsd?.?)
259                         v=${host#*openbsd}
260                         vM=${v%.*}
261                         vm=${v#*.}
262                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
263                         ;;
264                 i?86-*-freebsd?.*)
265                         v=${host#*freebsd}
266                         vM=${v%.*}
267                         vm=${v#*.}
268                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
269                         ;;
270                 i?86-*-netbsd*1.5*)
271                         AFS_SYSNAME="i386_nbsd15"
272                         ;;
273                 alpha-*-netbsd*1.5*)
274                         AFS_SYSNAME="alpha_nbsd15"
275                         ;;
276                 i?86-*-netbsd*1.6[[M-Z]]*)
277                         AFS_SYSNAME="i386_nbsd20"
278                         ;;
279                 powerpc-*-netbsd*1.6[[M-Z]]*)
280                         AFS_SYSNAME="ppc_nbsd20"
281                         ;;
282                 i?86-*-netbsd*2.0*)
283                         AFS_SYSNAME="i386_nbsd20"
284                         ;;
285                 amd64-*-netbsd*2.0*)
286                         AFS_SYSNAME="amd64_nbsd20"
287                         ;;
288                 x86_64-*-netbsd*3.[0-8]*)
289                         AFS_PARAM_COMMON=param.nbsd30.h
290                         AFS_SYSNAME="amd64_nbsd30"
291                         ;;
292                 x86_64-*-netbsd*4.[0-8]*)
293                         AFS_PARAM_COMMON=param.nbsd40.h
294                         AFS_SYSNAME="amd64_nbsd40"
295                         ;;
296                 powerpc-*-netbsd*2.0*)
297                         AFS_SYSNAME="ppc_nbsd20"
298                         ;;
299                 i?86-*-netbsd*1.6*)
300                         AFS_SYSNAME="i386_nbsd16"
301                         ;;
302                 alpha-*-netbsd*1.6*)
303                         AFS_SYSNAME="alpha_nbsd16"
304                         ;;
305                 powerpc-*-netbsd*1.6*)
306                         AFS_SYSNAME="ppc_nbsd16"
307                         ;;
308                 i?86-*-netbsd*2.1*)
309                         AFS_SYSNAME="i386_nbsd21"
310                         ;;
311                 i?86-*-netbsd*2.99*)
312                         AFS_SYSNAME="i386_nbsd30"
313                         ;;
314                 i?86-*-netbsd*3.[[0-8]]*)
315                         AFS_SYSNAME="i386_nbsd30"
316                         ;;
317                 i?86-*-netbsd*3.99*)
318                         AFS_SYSNAME="i386_nbsd30"
319                         ;;
320                 i?86-*-netbsd*4.[[0-8]]*)
321                         AFS_SYSNAME="i386_nbsd40"
322                         ;;
323                 i?86-*-netbsd*4.99*)
324                         AFS_SYSNAME="i386_nbsd40"
325                         ;;
326                 hppa*-hp-hpux11.0*)
327                         AFS_SYSNAME="hp_ux110"
328                         ;;
329                 hppa*-hp-hpux11.11)
330                         AFS_SYSNAME="hp_ux11i"
331                         ;;
332                 ia64-hp-hpux11.22)
333                         AFS_SYSNAME="ia64_hpux1122"
334                         ;;
335                 ia64-hp-hpux*)
336                         AFS_SYSNAME="ia64_hpux1123"
337                         ;;
338                 hppa*-hp-hpux10*)
339                         AFS_SYSNAME="hp_ux102"
340                         ;;
341                 powerpc-apple-darwin1.2*)
342                         AFS_SYSNAME="ppc_darwin_12"
343                         ;;
344                 powerpc-apple-darwin1.3*)
345                         AFS_SYSNAME="ppc_darwin_13"
346                         ;;
347                 powerpc-apple-darwin1.4*)
348                         AFS_SYSNAME="ppc_darwin_14"
349                         ;;
350                 powerpc-apple-darwin5.1*)
351                         AFS_SYSNAME="ppc_darwin_14"
352                         ;;
353                 powerpc-apple-darwin5.2*)
354                         AFS_SYSNAME="ppc_darwin_14"
355                         ;;
356                 powerpc-apple-darwin5.3*)
357                         AFS_SYSNAME="ppc_darwin_14"
358                         ;;
359                 powerpc-apple-darwin5.4*)
360                         AFS_SYSNAME="ppc_darwin_14"
361                         ;;
362                 powerpc-apple-darwin5.5*)
363                         AFS_SYSNAME="ppc_darwin_14"
364                         ;;
365                 powerpc-apple-darwin6.0*)
366                         AFS_SYSNAME="ppc_darwin_60"
367                         ;;
368                 powerpc-apple-darwin6.1*)
369                         AFS_SYSNAME="ppc_darwin_60"
370                         ;;
371                 powerpc-apple-darwin6.2*)
372                         AFS_SYSNAME="ppc_darwin_60"
373                         ;;
374                 powerpc-apple-darwin6.3*)
375                         AFS_SYSNAME="ppc_darwin_60"
376                         ;;
377                 powerpc-apple-darwin6.4*)
378                         AFS_SYSNAME="ppc_darwin_60"
379                         ;;
380                 powerpc-apple-darwin6.5*)
381                         AFS_SYSNAME="ppc_darwin_60"
382                         ;;
383                 powerpc-apple-darwin7.0*)
384                         AFS_SYSNAME="ppc_darwin_70"
385                         ;;
386                 powerpc-apple-darwin7.1*)
387                         AFS_SYSNAME="ppc_darwin_70"
388                         ;;
389                 powerpc-apple-darwin7.2*)
390                         AFS_SYSNAME="ppc_darwin_70"
391                         ;;
392                 powerpc-apple-darwin7.3*)
393                         AFS_SYSNAME="ppc_darwin_70"
394                         ;;
395                 powerpc-apple-darwin7.4*)
396                         AFS_SYSNAME="ppc_darwin_70"
397                         ;;
398                 powerpc-apple-darwin7.5*)
399                         AFS_SYSNAME="ppc_darwin_70"
400                         ;;
401                 powerpc-apple-darwin8.0*)
402                         AFS_SYSNAME="ppc_darwin_80"
403                         ;;
404                 powerpc-apple-darwin8.*)
405                         AFS_SYSNAME="ppc_darwin_80"
406                         ;;
407                 i386-apple-darwin8.*)
408                         AFS_SYSNAME="x86_darwin_80"
409                         ;;
410                 powerpc-apple-darwin9.*)
411                         AFS_SYSNAME="ppc_darwin_90"
412                         ;;
413                 i386-apple-darwin9.*)
414                         AFS_SYSNAME="x86_darwin_90"
415                         ;;
416                 sparc-sun-solaris2.5*)
417                         AFS_SYSNAME="sun4x_55"
418                         enable_login="yes"
419                         ;;
420                 sparc-sun-solaris2.6)
421                         AFS_SYSNAME="sun4x_56"
422                         ;;
423                 sparc-sun-solaris2.7)
424                         AFS_SYSNAME="sun4x_57"
425                         ;;
426                 sparc-sun-solaris2.8)
427                         AFS_SYSNAME="sun4x_58"
428                         ;;
429                 sparc-sun-solaris2.9)
430                         AFS_SYSNAME="sun4x_59"
431                         ;;
432                 sparc-sun-solaris2.10)
433                         AFS_SYSNAME="sun4x_510"
434                         ;;
435                 sparc-sun-solaris2.11)
436                         AFS_SYSNAME="sun4x_511"
437                         ;;
438                 sparc-sun-sunos4*)
439                         AFS_SYSNAME="sun4_413"
440                         enable_login="yes"
441                         ;;
442                 i386-pc-solaris2.7)
443                         AFS_SYSNAME="sunx86_57"
444                         ;;
445                 i386-pc-solaris2.8)
446                         AFS_SYSNAME="sunx86_58"
447                         ;;
448                 i386-pc-solaris2.9)
449                         AFS_SYSNAME="sunx86_59"
450                         ;;
451                 i386-pc-solaris2.10)
452                         AFS_SYSNAME="sunx86_510"
453                         ;;
454                 i386-pc-solaris2.11)
455                         AFS_SYSNAME="sunx86_511"
456                         ;;
457                 alpha*-dec-osf4.0*)
458                         AFS_SYSNAME="alpha_dux40"
459                         ;;
460                 alpha*-dec-osf5.0*)
461                         AFS_SYSNAME="alpha_dux50"
462                         ;;
463                 alpha*-dec-osf5.1*)
464                         AFS_SYSNAME="alpha_dux51"
465                         ;;
466                 mips-sgi-irix6.5)
467                         AFS_SYSNAME="sgi_65"
468                         ;;
469                 ia64-*-linux*)
470                         AFS_SYSNAME="ia64_linuxXX"
471                         ;;
472                 powerpc-*-linux*)
473                         AFS_SYSNAME="`/bin/arch`_linuxXX"
474                         ;;
475                 powerpc64-*-linux*)
476                         AFS_SYSNAME="ppc64_linuxXX"
477                         ;;
478                 alpha*-linux*)
479                         AFS_SYSNAME="alpha_linux_XX"
480                         ;;
481                 s390-*-linux*)
482                         AFS_SYSNAME="s390_linuxXX"
483                         ;;
484                 s390x-*-linux*)
485                         AFS_SYSNAME="s390x_linuxXX"
486                         ;;
487                 sparc-*-linux*)
488                         AFS_SYSNAME="`/bin/arch`_linuxXX"
489                         ;;
490                 sparc64-*-linux*)
491                         AFS_SYSNAME="sparc64_linuxXX"
492                         ;;
493                 i?86-*-linux*)
494                         AFS_SYSNAME="i386_linuxXX"
495                         ;;
496                 parisc-*-linux-gnu|hppa-*-linux-gnu)
497                         AFS_SYSNAME="parisc_linuxXX"
498                         enable_pam="no"
499                         ;;
500                 power*-ibm-aix4.2*)
501                         AFS_SYSNAME="rs_aix42"
502                         enable_pam="no"
503                         ;;
504                 power*-ibm-aix4.3*)
505                         AFS_SYSNAME="rs_aix42"
506                         enable_pam="no"
507                         ;;
508                 power*-ibm-aix5.1*)
509                         AFS_SYSNAME="rs_aix51"
510                         enable_pam="no"
511                         ;;
512                 power*-ibm-aix5.2*)
513                         AFS_SYSNAME="rs_aix52"
514                         enable_pam="no"
515                         ;;
516                 power*-ibm-aix5.3*)
517                         AFS_SYSNAME="rs_aix53"
518                         enable_pam="no"
519                         ;;
520                 x86_64-*-linux-gnu)
521                         AFS_SYSNAME="amd64_linuxXX"
522                         enable_pam="no"
523                         ;;
524                 *)
525                         AC_MSG_ERROR(An AFS sysname is required)
526                         exit 1
527                         ;;
528         esac
529         case $AFS_SYSNAME in
530                 *_linux* | *_umlinux*)
531                         if test "x${AFS_SYSKVERS}" = "x"; then
532                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
533                         fi
534                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
535                         AFS_SYSNAME="$_AFS_SYSNAME"
536                         save_CPPFLAGS="$CPPFLAGS"
537                         CPPFLAGS="-I${LINUX_KERNEL_PATH}/include $CPPFLAGS"
538                         AC_TRY_COMPILE(
539                          [#include <linux/autoconf.h>],
540                          [#ifndef CONFIG_USERMODE
541                           #error not UML
542                           #endif],
543                          ac_cv_linux_is_uml=yes,)
544                         if test "${ac_cv_linux_is_uml}" = yes; then
545                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
546                         fi
547                         CPPFLAGS="$save_CPPFLAGS"
548                         AFS_SYSNAME="$_AFS_SYSNAME"
549                         ;;
550         esac
551         AC_MSG_RESULT($AFS_SYSNAME)
552 fi
553
554 dnl Some hosts have a separate common param file they should include.  Figure
555 dnl out if we're on one of them now that we know the sysname.
556 case $AFS_SYSNAME in
557     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
558     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
559     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
560     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
561     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
562     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
563     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
564     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
565     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
566 esac
567
568 case $AFS_SYSNAME in *_linux* | *_umlinux*)
569
570                 # Add (sub-) architecture-specific paths needed by conftests
571                 case $AFS_SYSNAME  in
572                         *_umlinux26)
573                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
574                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
575                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
576                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
577                 esac
578
579                 if test "x$enable_kernel_module" = "xyes"; then
580                  if test "x$enable_debug_kernel" = "xno"; then
581                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
582                  fi
583                  OPENAFS_GCC_SUPPORTS_MARCH
584                  AC_SUBST(P5PLUS_KOPTS)
585                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
586                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
587                  OPENAFS_GCC_SUPPORTS_NO_COMMON
588                  OPENAFS_GCC_SUPPORTS_PIPE
589                  AC_SUBST(LINUX_GCC_KOPTS)
590                  ifdef([OPENAFS_CONFIGURE_LIBAFS],
591                    [LINUX_BUILD_VNODE_FROM_INODE(src/config,src/afs)],
592                    [LINUX_BUILD_VNODE_FROM_INODE(${srcdir}/src/config,src/afs/LINUX,${srcdir}/src/afs/LINUX)]
593                  )
594
595                  LINUX_KERNEL_COMPILE_WORKS
596                  LINUX_KBUILD_USES_EXTRA_CFLAGS
597                  LINUX_HAVE_CURRENT_KERNEL_TIME
598                  LINUX_KMEM_CACHE_INIT
599                  LINUX_HAVE_KMEM_CACHE_T
600                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
601                  LINUX_CONFIG_H_EXISTS
602                  LINUX_COMPLETION_H_EXISTS
603                  LINUX_EXPORTFS_H_EXISTS
604                  LINUX_DEFINES_FOR_EACH_PROCESS
605                  LINUX_DEFINES_PREV_TASK
606                  LINUX_FS_STRUCT_SUPER_HAS_ALLOC_INODE
607                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK
608                  LINUX_FS_STRUCT_ADDRESS_SPACE_HAS_GFP_MASK
609                  LINUX_FS_STRUCT_INODE_HAS_I_ALLOC_SEM
610                  LINUX_FS_STRUCT_INODE_HAS_I_BLKBITS
611                  LINUX_FS_STRUCT_INODE_HAS_I_BLKSIZE
612                  LINUX_FS_STRUCT_INODE_HAS_I_TRUNCATE_SEM
613                  LINUX_FS_STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS
614                  LINUX_FS_STRUCT_INODE_HAS_I_DEVICES
615                  LINUX_FS_STRUCT_INODE_HAS_I_MMAP_SHARED
616                  LINUX_FS_STRUCT_INODE_HAS_I_MUTEX
617                  LINUX_FS_STRUCT_INODE_HAS_I_SB_LIST
618                  LINUX_FS_STRUCT_INODE_HAS_I_SECURITY
619                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_LOCK
620                  LINUX_FS_STRUCT_INODE_HAS_INOTIFY_SEM
621                  LINUX_INODE_SETATTR_RETURN_TYPE
622                  LINUX_WRITE_INODE_RETURN_TYPE
623                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
624                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
625                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
626                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
627                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
628                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
629                  LINUX_AOP_WRITEBACK_CONTROL
630                  LINUX_FS_STRUCT_FOP_HAS_FLOCK
631                  LINUX_FS_STRUCT_FOP_HAS_SENDFILE
632                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
633                  LINUX_KERNEL_LINUX_SYSCALL_H
634                  LINUX_KERNEL_LINUX_SEQ_FILE_H
635                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
636                  LINUX_KERNEL_SELINUX
637                  LINUX_KERNEL_SOCK_CREATE
638                  LINUX_KERNEL_PAGE_FOLLOW_LINK
639                  LINUX_KEY_TYPE_H_EXISTS
640                  LINUX_NEED_RHCONFIG
641                  LINUX_RECALC_SIGPENDING_ARG_TYPE
642                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_PARENT
643                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_REAL_PARENT
644                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIG
645                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGHAND
646                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK
647                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_RLIM
648                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
649                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_EXIT_STATE
650                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TGID
651                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_TODO
652                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_THREAD_INFO
653                  LINUX_EXPORTS_TASKLIST_LOCK
654                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
655                  LINUX_STATFS_TAKES_DENTRY
656                  LINUX_FREEZER_H_EXISTS
657                  LINUX_HAVE_SVC_ADDR_IN
658                  if test "x$ac_cv_linux_freezer_h_exists" = "xyes" ; then
659                   AC_DEFINE(FREEZER_H_EXISTS, 1, [define if you have linux/freezer.h])
660                  fi
661                  LINUX_REFRIGERATOR
662                  LINUX_LINUX_KEYRING_SUPPORT
663                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
664                  LINUX_DO_SYNC_READ
665                  LINUX_GENERIC_FILE_AIO_READ
666                  LINUX_INIT_WORK_HAS_DATA
667                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
668                  LINUX_SYSCTL_TABLE_CHECKING
669                  LINUX_EXPORTS_SYS_CHDIR
670                  LINUX_EXPORTS_SYS_CLOSE
671                  LINUX_EXPORTS_SYS_OPEN
672                  LINUX_EXPORTS_SYS_WAIT4
673                  LINUX_WHICH_MODULES
674                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
675                    AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
676                    ac_cv_linux_exports_sys_call_table=no
677                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
678                      ac_cv_linux_exports_ia32_sys_call_table=yes
679                    fi
680                  else
681                    LINUX_EXPORTS_INIT_MM
682                    LINUX_EXPORTS_KALLSYMS_ADDRESS
683                    LINUX_EXPORTS_KALLSYMS_SYMBOL
684                    LINUX_EXPORTS_SYS_CALL_TABLE
685                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
686                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
687                          linux_syscall_method=none
688                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
689                             linux_syscall_method=scan
690                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
691                                linux_syscall_method=scan_with_kallsyms_address
692                             fi
693                          fi
694                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
695                             linux_syscall_method=kallsyms_symbol
696                          fi
697                          if test "x$linux_syscall_method" = "xnone"; then
698                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
699                             linux_syscall_method=scan
700                          fi
701                    fi
702                  fi
703                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
704                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
705                  fi
706                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
707                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
708                  fi
709                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
710                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
711                  fi
712                  if test "x$ac_cv_linux_exports_sys_chdir" = "xyes" ; then
713                   AC_DEFINE(EXPORTED_SYS_CHDIR, 1, [define if your linux kernel exports sys_chdir])
714                  fi
715                  if test "x$ac_cv_linux_exports_sys_open" = "xyes" ; then
716                   AC_DEFINE(EXPORTED_SYS_OPEN, 1, [define if your linux kernel exports sys_open])
717                  fi
718                  if test "x$ac_cv_linux_exports_sys_close" = "xyes" ; then
719                   AC_DEFINE(EXPORTED_SYS_CLOSE, 1, [define if your linux kernel exports sys_close])
720                  fi
721                  if test "x$ac_cv_linux_exports_sys_wait4" = "xyes" ; then
722                   AC_DEFINE(EXPORTED_SYS_WAIT4, 1, [define if your linux kernel exports sys_wait4])
723                  fi
724                  if test "x$ac_cv_linux_exports_sys_call_table" = "xyes"; then
725                   AC_DEFINE(EXPORTED_SYS_CALL_TABLE)
726                  fi
727                  if test "x$ac_cv_linux_exports_ia32_sys_call_table" = "xyes"; then
728                   AC_DEFINE(EXPORTED_IA32_SYS_CALL_TABLE)
729                  fi
730                  if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
731                   AC_DEFINE(EXPORTED_KALLSYMS_SYMBOL)
732                  fi
733                  if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
734                   AC_DEFINE(EXPORTED_KALLSYMS_ADDRESS)
735                  fi
736                  if test "x$ac_cv_linux_completion_h_exists" = "xyes" ; then
737                   AC_DEFINE(COMPLETION_H_EXISTS, 1, [define if completion_h exists])
738                  fi
739                  if test "x$ac_cv_linux_config_h_exists" = "xyes" ; then
740                   AC_DEFINE(CONFIG_H_EXISTS, 1, [define if config.h exists])
741                  fi
742                  if test "x$ac_cv_linux_exportfs_h_exists" = "xyes"; then
743                   AC_DEFINE(EXPORTFS_H_EXISTS, 1, [define if linux/exportfs.h exists])
744                  fi
745                  if test "x$ac_cv_linux_key_type_h_exists" = "xyes" ; then
746                   AC_DEFINE(KEY_TYPE_H_EXISTS, 1, [define if key-type.h exists])
747                  fi
748                  if test "x$ac_cv_linux_defines_for_each_process" = "xyes" ; then
749                   AC_DEFINE(DEFINED_FOR_EACH_PROCESS, 1, [define if for_each_process defined])
750                  fi
751                  if test "x$ac_cv_linux_defines_prev_task" = "xyes" ; then
752                   AC_DEFINE(DEFINED_PREV_TASK, 1, [define if prev_task defined])
753                  fi
754                  if test "x$ac_cv_linux_func_inode_setattr_returns_int" = "xyes" ; then
755                   AC_DEFINE(INODE_SETATTR_NOT_VOID, 1, [define if your setattr return return non-void])
756                  fi
757                  if test "x$ac_cv_linux_func_write_inode_returns_int" = "xyes" ; then
758                   AC_DEFINE(WRITE_INODE_NOT_VOID, 1, [define if your sops.write_inode returns non-void])
759                  fi
760                  if test "x$ac_cv_linux_fs_struct_super_has_alloc_inode" = "xyes" ; then
761                   AC_DEFINE(STRUCT_SUPER_HAS_ALLOC_INODE, 1, [define if your struct super_operations has alloc_inode])
762                  fi
763                  if test "x$ac_cv_linux_fs_struct_address_space_has_page_lock" = "xyes"; then 
764                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_PAGE_LOCK, 1, [define if your struct address_space has page_lock])
765                  fi
766                  if test "x$ac_cv_linux_fs_struct_address_space_has_gfp_mask" = "xyes"; then 
767                   AC_DEFINE(STRUCT_ADDRESS_SPACE_HAS_GFP_MASK, 1, [define if your struct address_space has gfp_mask])
768                  fi
769                  if test "x$ac_cv_linux_fs_struct_inode_has_i_truncate_sem" = "xyes"; then 
770                   AC_DEFINE(STRUCT_INODE_HAS_I_TRUNCATE_SEM, 1, [define if your struct inode has truncate_sem])
771                  fi
772                  if test "x$ac_cv_linux_fs_struct_inode_has_i_alloc_sem" = "xyes"; then 
773                   AC_DEFINE(STRUCT_INODE_HAS_I_ALLOC_SEM, 1, [define if your struct inode has alloc_sem])
774                  fi
775                  if test "x$ac_cv_linux_fs_struct_inode_has_i_blksize" = "xyes"; then 
776                   AC_DEFINE(STRUCT_INODE_HAS_I_BLKSIZE, 1, [define if your struct inode has i_blksize])
777                  fi
778                  if test "x$ac_cv_linux_fs_struct_inode_has_i_devices" = "xyes"; then 
779                   AC_DEFINE(STRUCT_INODE_HAS_I_DEVICES, 1, [define if you struct inode has i_devices])
780                  fi
781                  if test "x$ac_cv_linux_fs_struct_inode_has_i_security" = "xyes"; then 
782                   AC_DEFINE(STRUCT_INODE_HAS_I_SECURITY, 1, [define if you struct inode has i_security])
783                  fi
784                  if test "x$ac_cv_linux_fs_struct_inode_has_i_mutex" = "xyes"; then 
785                   AC_DEFINE(STRUCT_INODE_HAS_I_MUTEX, 1, [define if you struct inode has i_mutex])
786                  fi
787                  if test "x$ac_cv_linux_fs_struct_inode_has_i_sb_list" = "xyes"; then 
788                   AC_DEFINE(STRUCT_INODE_HAS_I_SB_LIST, 1, [define if you struct inode has i_sb_list])
789                  fi
790                  if test "x$ac_cv_linux_fs_struct_inode_has_i_dirty_data_buffers" = "xyes"; then 
791                   AC_DEFINE(STRUCT_INODE_HAS_I_DIRTY_DATA_BUFFERS, 1, [define if your struct inode has data_buffers])
792                  fi
793                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_lock" = "xyes"; then 
794                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_LOCK, 1, [define if your struct inode has inotify_lock])
795                  fi
796                  if test "x$ac_cv_linux_fs_struct_inode_has_inotify_sem" = "xyes"; then 
797                   AC_DEFINE(STRUCT_INODE_HAS_INOTIFY_SEM, 1, [define if your struct inode has inotify_sem])
798                  fi
799                  if test "x$ac_cv_linux_func_recalc_sigpending_takes_void" = "xyes"; then 
800                   AC_DEFINE(RECALC_SIGPENDING_TAKES_VOID, 1, [define if your recalc_sigpending takes void])
801                  fi
802                  if test "x$ac_cv_linux_kernel_posix_lock_file_wait_arg" = "xyes" ; then
803                   AC_DEFINE(POSIX_LOCK_FILE_WAIT_ARG, 1, [define if your linux kernel uses 3 arguments for posix_lock_file])
804                  fi
805                  if test "x$ac_cv_linux_kernel_is_selinux" = "xyes" ; then
806                   AC_DEFINE(LINUX_KERNEL_IS_SELINUX, 1, [define if your linux kernel uses SELinux features])
807                  fi
808                  if test "x$ac_cv_linux_kernel_sock_create_v" = "xyes" ; then
809                   AC_DEFINE(LINUX_KERNEL_SOCK_CREATE_V, 1, [define if your linux kernel uses 5 arguments for sock_create])
810                  fi
811                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" ; then
812                   AC_DEFINE(HAVE_KERNEL_PAGE_FOLLOW_LINK, 1, [define if your linux kernel provides page_follow_link])
813                  fi
814                  if test "x$ac_linux_syscall" = "xyes" ; then
815                   AC_DEFINE(HAVE_KERNEL_LINUX_SYSCALL_H, 1, [define if your linux kernel has linux/syscall.h])
816                  fi
817                  if test "x$ac_linux_seq_file" = "xyes" ; then
818                   AC_DEFINE(HAVE_KERNEL_LINUX_SEQ_FILE_H, 1, [define if your linux kernel has linux/seq_file.h])
819                  fi
820                  if test "x$ac_cv_linux_sched_struct_task_struct_has_parent" = "xyes"; then 
821                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_PARENT, 1, [define if your struct task_struct has parent])
822                  fi
823                  if test "x$ac_cv_linux_sched_struct_task_struct_has_real_parent" = "xyes"; then 
824                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_REAL_PARENT, 1, [define if your struct task_struct has real_parent])
825                  fi
826                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sigmask_lock" = "xyes"; then 
827                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGMASK_LOCK, 1, [define if your struct task_struct has sigmask_lock])
828                  fi
829                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sighand" = "xyes"; then 
830                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGHAND, 1, [define if your struct task_struct has sighand])
831                  fi
832                  if test "x$ac_cv_linux_sched_struct_task_struct_has_sig" = "xyes"; then 
833                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIG, 1, [define if your struct task_struct has sig])
834                  fi
835                  if test "x$ac_cv_linux_sched_struct_task_struct_has_rlim" = "xyes"; then 
836                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_RLIM, 1, [define if your struct task_struct has rlim])
837                  fi
838                  if test "x$ac_cv_linux_sched_struct_task_struct_has_signal_rlim" = "xyes"; then 
839                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM, 1, [define if your struct task_struct has signal->rlim])
840                  fi
841                  if test "x$ac_cv_linux_sched_struct_task_struct_has_exit_state" = "xyes"; then 
842                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_EXIT_STATE, 1, [define if your struct task_struct has exit_state])
843                  fi
844                  if test "x$ac_cv_linux_sched_struct_task_struct_has_tgid" = "xyes"; then 
845                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TGID, 1, [define if your struct task_struct has tgid])
846                  fi
847                  if test "x$ac_cv_linux_sched_struct_task_struct_has_todo" = "xyes"; then 
848                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_TODO, 1, [define if your struct task_struct has todo])
849                  fi
850                  if test "x$ac_cv_linux_sched_struct_task_struct_has_thread_info" = "xyes"; then 
851                   AC_DEFINE(STRUCT_TASK_STRUCT_HAS_THREAD_INFO, 1, [define if your struct task_struct has thread_info])
852                  fi
853                  if test "x$ac_cv_linux_get_sb_has_struct_vfsmount" = "xyes"; then
854                   AC_DEFINE(GET_SB_HAS_STRUCT_VFSMOUNT, 1, [define if your get_sb_nodev needs a struct vfsmount argument])
855                  fi
856                  if test "x$ac_cv_linux_statfs_takes_dentry" = "xyes"; then
857                   AC_DEFINE(STATFS_TAKES_DENTRY, 1, [define if your statfs takes a dentry argument])
858                  fi
859                  if test "x$ac_cv_linux_func_a_writepage_takes_writeback_control" = "xyes" ; then
860                   AC_DEFINE(AOP_WRITEPAGE_TAKES_WRITEBACK_CONTROL, 1, [define if your aops.writepage takes a struct writeback_control argument])
861                  fi
862                  if test "x$ac_cv_linux_func_refrigerator_takes_pf_freeze" = "xyes" ; then
863                   AC_DEFINE(LINUX_REFRIGERATOR_TAKES_PF_FREEZE, 1, [define if your refrigerator takes PF_FREEZE])
864                  fi
865                  if test "x$ac_cv_linux_func_i_create_takes_nameidata" = "xyes" ; then
866                   AC_DEFINE(IOP_CREATE_TAKES_NAMEIDATA, 1, [define if your iops.create takes a nameidata argument])
867                  fi
868                  if test "x$ac_cv_linux_func_f_flush_takes_fl_owner_t" = "xyes" ; then
869                   AC_DEFINE(FOP_FLUSH_TAKES_FL_OWNER_T, 1, [define if your fops.flush takes an fl_owner_t argument])
870                  fi
871                  if test "x$ac_cv_linux_func_i_lookup_takes_nameidata" = "xyes" ; then
872                   AC_DEFINE(IOP_LOOKUP_TAKES_NAMEIDATA, 1, [define if your iops.lookup takes a nameidata argument])
873                  fi
874                  if test "x$ac_cv_linux_func_i_permission_takes_nameidata" = "xyes" ; then
875                   AC_DEFINE(IOP_PERMISSION_TAKES_NAMEIDATA, 1, [define if your iops.permission takes a nameidata argument])
876                  fi
877                  if test "x$ac_cv_linux_func_d_revalidate_takes_nameidata" = "xyes" ; then
878                   AC_DEFINE(DOP_REVALIDATE_TAKES_NAMEIDATA, 1, [define if your dops.d_revalidate takes a nameidata argument])
879                  fi
880                  if test "x$ac_cv_linux_init_work_has_data" = "xyes" ; then
881                   AC_DEFINE(INIT_WORK_HAS_DATA, 1, [define if INIT_WORK takes a data (3rd) argument])
882                  fi
883                  if test "x$ac_cv_linux_fs_struct_fop_has_flock" = "xyes" ; then
884                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_FLOCK, 1, [define if your struct file_operations has flock])
885                  fi
886                  if test "x$ac_cv_linux_fs_struct_fop_has_sendfile" = "xyes" ; then
887                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SENDFILE, 1, [define if your struct file_operations has sendfile])
888                  fi
889                  if test "x$ac_cv_linux_fs_struct_fop_has_splice" = "xyes" ; then
890                   AC_DEFINE(STRUCT_FILE_OPERATIONS_HAS_SPLICE, 1, [define if your struct file_operations has splice_write and splice_read])
891                  fi
892                  if test "x$ac_cv_linux_register_sysctl_table_noflag" = "xyes" ; then
893                   AC_DEFINE(REGISTER_SYSCTL_TABLE_NOFLAG, 1, [define if register_sysctl_table has no insert_at head flag])
894                  fi
895                  if test "x$ac_cv_linux_sysctl_table_checking" = "xyes" ; then
896                   AC_DEFINE(SYSCTL_TABLE_CHECKING, 1, [define if your kernel has sysctl table checking])
897                  fi
898                  if test "x$ac_cv_linux_exports_tasklist_lock" = "xyes" ; then
899                   AC_DEFINE(EXPORTED_TASKLIST_LOCK, 1, [define if tasklist_lock exported])
900                  fi
901                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
902                   AC_DEFINE(HAVE_KMEM_CACHE_T, 1, [define if kmem_cache_t exists])
903                  fi
904                  if test "x$ac_cv_linux_kmem_cache_init" = "xyes" ; then
905                   AC_DEFINE(KMEM_CACHE_INIT, 1, [define for new kmem_cache init function parameters])
906                  fi
907                  if test "x$ac_cv_linux_have_current_kernel_time" = "xyes" ; then
908                   AC_DEFINE(HAVE_CURRENT_KERNEL_TIME, 1, [define if current_kernel_time() exists])
909                  fi
910                  if test "x$ac_cv_linux_have_kmem_cache_t" = "xyes" ; then
911                   AC_DEFINE(KMEM_CACHE_TAKES_DTOR, 1, [define if kmem_cache_create takes a destructor argument])
912                  fi
913                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
914                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
915                  else
916                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
917                  fi
918                  if test "x$ac_cv_linux_have_svc_addr_in" = "xyes"; then
919                   AC_DEFINE(HAVE_SVC_ADDR_IN, 1, [define if svc_add_in exists])
920                  fi
921                 :
922                 fi
923 esac
924
925 case $AFS_SYSNAME in
926         *_darwin*)
927                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
928                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
929                 dnl the test below fails on darwin, even if the CPPFLAGS below
930                 dnl are added. the headers from Kernel.framework must be used
931                 dnl when KERNEL is defined.
932
933                 dnl really, such a thing isn't guaranteed to work on any 
934                 dnl platform until the kernel cflags from MakefileProto are
935                 dnl known to configure
936                 AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
937                 ;;
938         *)
939 AC_MSG_CHECKING(for definition of struct buf)
940 dnl save_CPPFLAGS="$CPPFLAGS"
941 dnl CPPFLAGS="$CPPFLAGS -DKERNEL -D_KERNEL -D__KERNEL -D__KERNEL__"
942 AC_CACHE_VAL(ac_cv_have_struct_buf, [
943         ac_cv_have_struct_buf=no
944         AC_TRY_COMPILE(
945                 [#include <sys/buf.h>],
946                 [struct buf x;
947                 printf("%d\n", sizeof(x));],
948                 ac_cv_have_struct_buf=yes,)
949         ]
950 )
951 dnl CPPFLAGS="$save_CPPFLAGS"
952 AC_MSG_RESULT($ac_cv_have_struct_buf)
953 if test "$ac_cv_have_struct_buf" = yes; then
954         AC_DEFINE(HAVE_STRUCT_BUF, 1, [define if you have a struct buf])
955 fi
956 ;;
957 esac
958
959
960 AC_CACHE_VAL(ac_cv_sockaddr_len,
961 [
962 AC_MSG_CHECKING([if struct sockaddr has sa_len field])
963 AC_TRY_COMPILE( [#include <sys/types.h>
964 #include <sys/socket.h>],
965 [struct sockaddr *a;
966 a->sa_len=0;], ac_cv_sockaddr_len=yes, ac_cv_sockaddr_len=no)
967 AC_MSG_RESULT($ac_cv_sockaddr_len)])
968 if test "$ac_cv_sockaddr_len" = "yes"; then
969    AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1, [define if you struct sockaddr sa_len])
970 fi
971 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
972         echo Skipping library tests because they confuse Irix.
973 else
974   AC_CHECK_FUNCS(socket)
975
976   if test "$ac_cv_func_socket" = no; then
977     for lib in socket inet; do
978         if test "$HAVE_SOCKET" != 1; then
979                 AC_CHECK_LIB(${lib}, socket,LIBS="$LIBS -l$lib";HAVE_SOCKET=1;AC_DEFINE(HAVE_SOCKET, 1, [define if you have socket]))
980         fi
981     done
982   fi
983   
984   AC_CHECK_FUNCS(connect)       
985
986   if test "$ac_cv_func_connect" = no; then
987     for lib in nsl; do
988         if test "$HAVE_CONNECT" != 1; then
989                 AC_CHECK_LIB(${lib}, connect,LIBS="$LIBS -l$lib";HAVE_CONNECT=1;AC_DEFINE(HAVE_CONNECT, 1, [define if you have connect]))
990         fi
991     done
992   fi
993
994   AC_CHECK_FUNCS(gethostbyname)
995   if test "$ac_cv_func_gethostbyname" = no; then
996         for lib in dns nsl resolv; do
997           if test "$HAVE_GETHOSTBYNAME" != 1; then
998             AC_CHECK_LIB(${lib}, gethostbyname, LIBS="$LIBS -l$lib";HAVE_GETHOSTBYNAME=1;AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [define if you have gethostbyname]))
999           fi
1000         done    
1001   fi    
1002
1003   dnl darwin wants it, aix hates it
1004   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1005   AC_TRY_COMPILE([
1006   #include <stdlib.h>
1007   #include <stdio.h>
1008   #include <sys/types.h>
1009   #include <sys/socket.h>
1010   #include <netinet/in.h>
1011   #include <arpa/inet.h>
1012   #include <arpa/nameser.h>
1013   #include <arpa/nameser_compat.h>
1014   #include <resolv.h>
1015   ], [static int i; i = 0;],
1016   [AC_MSG_RESULT(yes)
1017    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H)],
1018   [AC_MSG_RESULT(no)
1019    ])
1020
1021   openafs_save_libs="$LIBS"
1022   AC_MSG_CHECKING([for res_search])
1023   AC_FUNC_RES_SEARCH
1024
1025   if test "$ac_cv_func_res_search" = no; then
1026       for lib in dns nsl resolv; do
1027         if test "$ac_cv_func_res_search" != yes; then
1028           LIBS="-l$lib $LIBS"
1029           AC_FUNC_RES_SEARCH
1030           LIBS="$openafs_save_libs"
1031         fi
1032       done    
1033       if test "$ac_cv_func_res_search" = yes; then
1034         LIB_res_search="-l$lib"       
1035         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1036         AC_MSG_RESULT([yes, in lib$lib])
1037       else
1038         AC_MSG_RESULT(no)
1039       fi
1040   else
1041     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1042     AC_MSG_RESULT(yes)
1043   fi
1044   
1045 fi
1046
1047 PTHREAD_LIBS=error
1048 if test "x$MKAFS_OSTYPE" = OBSD; then
1049         PTHREAD_LIBS="-pthread"
1050 fi
1051 if test "x$PTHREAD_LIBS" = xerror; then
1052         AC_CHECK_LIB(pthread, pthread_attr_init,
1053                 PTHREAD_LIBS="-lpthread")
1054 fi
1055 if test "x$PTHREAD_LIBS" = xerror; then
1056         AC_CHECK_LIB(pthreads, pthread_attr_init,
1057                 PTHREAD_LIBS="-lpthreads")
1058 fi
1059 if test "x$PTHREAD_LIBS" = xerror; then
1060         AC_CHECK_LIB(c_r, pthread_attr_init,
1061                 PTHREAD_LIBS="-lc_r")
1062 fi
1063 if test "x$PTHREAD_LIBS" = xerror; then
1064         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1065 fi
1066 if test "x$PTHREAD_LIBS" = xerror; then
1067         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1068         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1069                 PTHREAD_LIBS="-lpthread")
1070 fi
1071 if test "x$PTHREAD_LIBS" = xerror; then
1072         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1073 fi
1074 AC_SUBST(PTHREAD_LIBS)
1075
1076 HOST_CPU="$host_cpu"
1077
1078 if test "x$with_bsd_kernel_headers" != "x"; then
1079         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1080 else
1081         BSD_KERNEL_PATH="/usr/src/sys"
1082 fi
1083
1084 if test "x$with_bsd_kernel_build" != "x"; then
1085         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1086 else
1087         case $AFS_SYSNAME in
1088                 *_fbsd_4?)
1089                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/compile/GENERIC"
1090                         ;;
1091                 *_fbsd_*)
1092                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1093                         ;;
1094         esac
1095 fi
1096
1097 # Fast restart
1098 if test "$enable_supergroups" = "yes"; then
1099         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1100 fi
1101
1102 if test "$enable_fast_restart" = "yes"; then
1103         AC_DEFINE(FAST_RESTART, 1, [define if you want to have fast restart])
1104 fi
1105
1106 if test "$enable_bitmap_later" = "yes"; then
1107         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1108 fi
1109
1110 if test "$enable_demand_attach_fs" = "yes"; then
1111         AC_DEFINE(DEMAND_ATTACH_ENABLE, 1, [define if you want the demand attach fileserver])
1112         DEMAND_ATTACH="yes"
1113 else
1114         DEMAND_ATTACH="no"
1115 fi
1116 AC_SUBST(DEMAND_ATTACH)
1117
1118 if test "$enable_unix_sockets" = "yes"; then
1119         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1120         USE_UNIX_SOCKETS="yes"
1121 else
1122         USE_UNIX_SOCKETS="no"
1123 fi
1124 AC_SUBST(USE_UNIX_SOCKETS)
1125
1126 if test "$enable_fast_restart" = "yes" &&
1127    test "$enable_demand_attach_fs" = "yes" ; then
1128         AC_MSG_ERROR([The Demand Attach and Fast Restart extensions are mutually exclusive.  Demand Attach fileservers automatically salvage volumes in the background, thereby making Fast Restart pointless.])
1129         exit 1
1130 fi
1131
1132 if test "$enable_full_vos_listvol_switch" = "yes"; then
1133         AC_DEFINE(FULL_LISTVOL_SWITCH, 1, [define if you want to want listvol switch])
1134 fi
1135
1136 if test "$enable_bos_restricted_mode" = "yes"; then
1137         AC_DEFINE(BOS_RESTRICTED_MODE, 1, [define if you want to want bos restricted mode])
1138 fi
1139
1140 if test "$enable_bos_new_config" = "yes"; then
1141         AC_DEFINE(BOS_NEW_CONFIG, 1, [define if you want to enable automatic renaming of BosConfig.new to BosConfig at startup])
1142 fi
1143
1144 if test "$enable_largefile_fileserver" = "yes"; then
1145         AC_DEFINE(AFS_LARGEFILE_ENV, 1, [define if you want large file fileserver])
1146 fi
1147
1148 if test "$enable_namei_fileserver" = "yes"; then
1149         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1150 fi
1151
1152 if test "$enable_afsdb" = "yes"; then
1153         LIB_AFSDB="$LIB_res_search"
1154         AC_DEFINE(AFS_AFSDB_ENV, 1, [define if you want to want search afsdb rr])
1155 fi
1156
1157 dnl check for tivoli
1158 AC_MSG_CHECKING(for tivoli tsm butc support)
1159 XBSA_CFLAGS=""
1160 if test "$enable_tivoli_tsm" = "yes"; then
1161         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1162         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1163
1164         if test -r "$XBSADIR1/xbsa.h"; then
1165                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1166                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1167         elif test -r "$XBSADIR2/xbsa.h"; then
1168                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1169                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1170         else
1171                 AC_MSG_RESULT([no, missing xbsa.h header file])
1172         fi
1173 else
1174         AC_MSG_RESULT([no])
1175 fi
1176 AC_SUBST(XBSA_CFLAGS)
1177
1178 dnl checks for header files.
1179 AC_HEADER_STDC
1180 AC_HEADER_SYS_WAIT
1181 AC_HEADER_DIRENT
1182 AC_CHECK_HEADERS(stdlib.h string.h unistd.h poll.h fcntl.h sys/time.h sys/file.h)
1183 AC_CHECK_HEADERS(netinet/in.h netdb.h sys/fcntl.h sys/mnttab.h sys/mntent.h)
1184 AC_CHECK_HEADERS(mntent.h sys/vfs.h sys/param.h sys/fs_types.h sys/fstyp.h)
1185 AC_CHECK_HEADERS(sys/mount.h strings.h termios.h signal.h)
1186 AC_CHECK_HEADERS(windows.h malloc.h winsock2.h direct.h io.h sys/user.h)
1187 AC_CHECK_HEADERS(security/pam_modules.h siad.h usersec.h ucontext.h regex.h values.h)
1188
1189 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1190 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1191         case $AFS_SYSNAME in
1192         sgi_*)
1193                 HAVE_PAM="no"
1194                 ;;
1195         *)
1196                 HAVE_PAM="yes"
1197                 ;;
1198         esac
1199 else
1200         HAVE_PAM="no"
1201 fi
1202 AC_SUBST(HAVE_PAM)
1203
1204 if test "$enable_login" = yes; then
1205         BUILD_LOGIN="yes"
1206 else
1207         BUILD_LOGIN="no"
1208 fi
1209 AC_SUBST(BUILD_LOGIN)
1210
1211 AC_CHECK_FUNCS(utimes random srandom getdtablesize snprintf strlcat strlcpy re_comp re_exec flock)
1212 AC_CHECK_FUNCS(setprogname getprogname sigaction mkstemp vsnprintf strerror strcasestr)
1213 AC_CHECK_FUNCS(setvbuf)
1214 AC_FUNC_SETVBUF_REVERSED
1215 AC_CHECK_FUNCS(regcomp regexec regerror)
1216 AC_MSG_CHECKING([for POSIX regex library])
1217 if test "$ac_cv_header_regex_h" = "yes" && \
1218         test "$ac_cv_func_regcomp" = "yes" && \
1219         test "$ac_cv_func_regexec" = "yes" && \
1220         test "$ac_cv_func_regerror" = "yes"; then
1221     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1222     AC_MSG_RESULT(yes)
1223 else
1224     AC_MSG_RESULT(no)
1225 fi
1226
1227 AC_TYPE_SIGNAL
1228 AC_CHECK_TYPE(ssize_t, int)
1229 AC_CHECK_TYPE([sig_atomic_t], ,
1230     [AC_DEFINE([sig_atomic_t], [int],
1231         [Define to int if <signal.h> does not define.])],
1232 [#include <sys/types.h>
1233 #include <signal.h>])
1234 AC_SIZEOF_TYPE(long)
1235
1236 AC_MSG_CHECKING(size of time_t)
1237 AC_CACHE_VAL(ac_cv_sizeof_time_t,
1238 [AC_TRY_RUN([#include <stdio.h>
1239 #include <time.h>
1240 main()
1241 {
1242   FILE *f=fopen("conftestval", "w");
1243   if (!f) exit(1);
1244   fprintf(f, "%d\n", sizeof(time_t));
1245   exit(0);
1246 }], ac_cv_sizeof_time_t=`cat conftestval`, ac_cv_sizeof_time_t=0)
1247 ])
1248 AC_MSG_RESULT($ac_cv_sizeof_time_t)
1249 AC_DEFINE_UNQUOTED(SIZEOF_TIME_T, $ac_cv_sizeof_time_t)
1250
1251 AC_CHECK_FUNCS(timegm)
1252 AC_CHECK_FUNCS(daemon)
1253
1254 dnl Directory PATH handling
1255 if test "x$enable_transarc_paths" = "xyes"  ; then 
1256     afsconfdir=${afsconfdir=/usr/afs/etc}
1257     viceetcdir=${viceetcdir=/usr/vice/etc}
1258     afskerneldir=${afskerneldir=${viceetcdir}}
1259     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1260     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1261     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1262     afsdbdir=${afsdbdir=/usr/afs/db}
1263     afslogsdir=${afslogsdir=/usr/afs/logs}
1264     afslocaldir=${afslocaldir=/usr/afs/local}
1265     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1266     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1267 else 
1268     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1269     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1270     afskerneldir=${afskerneldir='${libdir}/openafs'}
1271     afssrvbindir=${afssrvbindir='${bindir}'}
1272     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1273     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1274     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1275     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1276     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1277     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1278     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1279 fi
1280 AC_SUBST(afsconfdir)
1281 AC_SUBST(viceetcdir)
1282 AC_SUBST(afskerneldir)
1283 AC_SUBST(afssrvbindir)
1284 AC_SUBST(afssrvsbindir)
1285 AC_SUBST(afssrvlibexecdir)
1286 AC_SUBST(afsdbdir)
1287 AC_SUBST(afslogsdir)
1288 AC_SUBST(afslocaldir)
1289 AC_SUBST(afsbackupdir)
1290 AC_SUBST(afsbosconfigdir)
1291
1292 if test "x$enable_kernel_module" = "xyes"; then
1293 ENABLE_KERNEL_MODULE=libafs
1294 fi
1295
1296 AC_SUBST(AFS_SYSNAME)
1297 AC_SUBST(AFS_PARAM_COMMON)
1298 AC_SUBST(ENABLE_KERNEL_MODULE)
1299 AC_SUBST(LIB_AFSDB)
1300 AC_SUBST(LINUX_KERNEL_PATH)
1301 AC_SUBST(HOST_CPU)
1302 AC_SUBST(BSD_KERNEL_PATH)
1303 AC_SUBST(BSD_KERNEL_BUILD)
1304 AC_SUBST(LINUX_VERSION)
1305 AC_SUBST(MKAFS_OSTYPE)
1306 AC_SUBST(TOP_OBJDIR)
1307 AC_SUBST(TOP_SRCDIR)
1308 AC_SUBST(TOP_INCDIR)
1309 AC_SUBST(TOP_LIBDIR)
1310 AC_SUBST(DEST)
1311 AC_SUBST(DARWIN_INFOFILE)
1312 AC_SUBST(IRIX_BUILD_IP35)
1313
1314 OPENAFS_OSCONF
1315 OPENAFS_KRB5CONF
1316
1317 TOP_SRCDIR="${srcdir}/src"
1318 dnl
1319 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1320 dnl
1321 case $TOP_SRCDIR in
1322         /*)
1323                 ;;
1324         *)
1325                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1326                 ;;
1327 esac
1328
1329 TOP_OBJDIR="${SRCDIR_PARENT}"
1330 TOP_INCDIR="${SRCDIR_PARENT}/include"
1331 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1332 if test "${DEST}x" = "x"; then
1333         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1334 fi
1335
1336 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1337 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1338 AC_SUBST(HELPER_SPLINT)
1339 AC_SUBST(HELPER_SPLINTCFG)
1340
1341 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1342
1343 ])